1 2017-12-20 Jakub Jelinek <jakub@redhat.com>
4 * calls.c (compute_argument_addresses): Ignore TYPE_EMPTY_P arguments.
6 2017-12-20 Julia Koval <julia.koval@intel.com>
8 * common/config/i386/i386-common.c (OPTION_MASK_ISA_VPCLMULQDQ_SET,
9 OPTION_MASK_ISA_VPCLMULQDQ_UNSET): New.
10 (ix86_handle_option): Handle -mvpclmulqdq, move cx6 to flags2.
11 * config.gcc: Include vpclmulqdqintrin.h.
12 * config/i386/cpuid.h: Handle bit_VPCLMULQDQ.
13 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
15 * config/i386/i386-builtin.def (__builtin_ia32_vpclmulqdq_v2di,
16 __builtin_ia32_vpclmulqdq_v4di, __builtin_ia32_vpclmulqdq_v8di): New.
17 * config/i386/i386-c.c (__VPCLMULQDQ__): New.
18 * config/i386/i386.c (isa2_opts): Add -mcx16.
19 (isa_opts): Add -mpclmulqdq, remove -mcx16.
20 (ix86_option_override_internal): Move mcx16 to flags2.
21 (ix86_valid_target_attribute_inner_p): Add vpclmulqdq.
22 (ix86_expand_builtin): Handle OPTION_MASK_ISA_VPCLMULQDQ.
23 * config/i386/i386.h (TARGET_VPCLMULQDQ, TARGET_VPCLMULQDQ_P): New.
24 * config/i386/i386.opt: Add mvpclmulqdq, move mcx16 to flags2.
25 * config/i386/immintrin.h: Include vpclmulqdqintrin.h.
26 * config/i386/sse.md (vpclmulqdq_<mode>): New pattern.
27 * config/i386/vpclmulqdqintrin.h (_mm512_clmulepi64_epi128,
28 _mm_clmulepi64_epi128, _mm256_clmulepi64_epi128): New intrinsics.
29 * doc/invoke.texi: Add -mvpclmulqdq.
31 2017-12-20 Tom de Vries <tom@codesourcery.com>
34 * config/i386/i386.c (ix86_static_chain): Move DECL_STATIC_CHAIN test ...
35 * calls.c (rtx_for_static_chain): ... here. New function.
36 * calls.h (rtx_for_static_chain): Declare.
37 * builtins.c (expand_builtin_setjmp_receiver): Use rtx_for_static_chain
38 instead of targetm.calls.static_chain.
39 * df-scan.c (df_get_entry_block_def_set): Same.
41 2017-12-19 Tom de Vries <tom@codesourcery.com>
43 PR tree-optimization/83493
44 * graphite-isl-ast-to-gimple.c (translate_isl_ast_node_for): Unshare ub
47 2017-12-19 Jakub Jelinek <jakub@redhat.com>
49 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
50 inform with hardcoded english plural handling.
52 2017-12-18 Jeff Law <law@redhat.com>
54 PR tree-optimization/83477
55 * tree-ssa-threadedge.c (record_temporary_equivalences_from_phis): For
56 a non-virtual PHI, always push a new range.
58 2017-12-19 Martin Sebor <msebor@redhat.com>
61 * builtins.c (compute_objsize): Handle non-constant offsets.
63 2017-12-19 Jakub Jelinek <jakub@redhat.com>
65 PR tree-optimization/83444
66 * tree-ssa-strlen.c (strlen_check_and_optimize_stmt): For the
67 character load case, if get_stridx on MEM_REF's operand doesn't
68 look usable, retry with get_addr_stridx.
70 2017-12-19 Alexandre Oliva <aoliva@redhat.com>
73 * var-tracking.c (vt_debug_insns_local): Do not drop markers.
74 (variable_tracking_main_1): Keep markers even when VTA fails.
77 * cfgexpand.c (expand_gimple_basic_block): Expand label first,
78 even if there are markers before it.
79 * cfgrtl.c (rtl_verify_bb_layout): Reject DEBUG_INSNs outside BBs.
81 2017-12-19 Jakub Jelinek <jakub@redhat.com>
83 * read-rtl.c (parse_reg_note_name): Replace Yoda conditions with
84 typical order conditions.
85 * sel-sched.c (extract_new_fences_from): Likewise.
86 * config/visium/constraints.md (J, K, L): Likewise.
87 * config/visium/predicates.md (const_shift_operand): Likewise.
88 * config/visium/visium.c (visium_legitimize_address,
89 visium_legitimize_reload_address): Likewise.
90 * config/m68k/m68k.c (output_reg_adjust, emit_reg_adjust): Likewise.
91 * config/arm/arm.c (arm_block_move_unaligned_straight): Likewise.
92 * config/avr/constraints.md (Y01, Ym1, Y02, Ym2): Likewise.
93 * config/avr/avr-log.c (avr_vdump, avr_log_set_avr_log,
94 SET_DUMP_DETAIL): Likewise.
95 * config/avr/predicates.md (const_8_16_24_operand): Likewise.
96 * config/avr/avr.c (STR_PREFIX_P, avr_popcount_each_byte,
97 avr_is_casesi_sequence, avr_casei_sequence_check_operands,
98 avr_set_core_architecture, avr_set_current_function,
99 avr_legitimize_reload_address, avr_asm_len, avr_print_operand,
100 output_movqi, output_movsisf, avr_out_plus, avr_out_bitop,
101 avr_out_fract, avr_adjust_insn_length, avr_encode_section_info,
102 avr_2word_insn_p, output_reload_in_const, avr_has_nibble_0xf,
103 avr_map_decompose, avr_fold_builtin): Likewise.
104 * config/avr/driver-avr.c (avr_devicespecs_file): Likewise.
105 * config/avr/gen-avr-mmcu-specs.c (str_prefix_p, print_mcu): Likewise.
106 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Likewise.
107 * config/m32c/m32c-pragma.c (m32c_pragma_memregs): Likewise.
108 * config/m32c/m32c.c (m32c_conditional_register_usage,
109 m32c_address_cost): Likewise.
110 * config/m32c/predicates.md (shiftcount_operand,
111 longshiftcount_operand): Likewise.
112 * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
113 * config/nios2/nios2.c (nios2_handle_custom_fpu_insn_option,
114 can_use_cdx_ldstw): Likewise.
115 * config/nios2/nios2.h (CDX_REG_P): Likewise.
116 * config/cr16/cr16.h (RETURN_ADDR_RTX, REGNO_MODE_OK_FOR_BASE_P):
118 * config/cr16/cr16.md (*mov<mode>_double): Likewise.
119 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
120 * config/h8300/h8300.c (h8300_rtx_costs, get_shift_alg): Likewise.
121 * config/vax/constraints.md (U06, U08, U16, CN6, S08, S16): Likewise.
122 * config/vax/vax.c (adjacent_operands_p): Likewise.
123 * config/ft32/constraints.md (L, b, KA): Likewise.
124 * config/ft32/ft32.c (ft32_load_immediate, ft32_expand_prologue):
126 * cfgexpand.c (expand_stack_alignment): Likewise.
127 * gcse.c (insert_expr_in_table): Likewise.
128 * print-rtl.c (rtx_writer::print_rtx_operand_codes_E_and_V): Likewise.
129 * cgraphunit.c (cgraph_node::expand): Likewise.
130 * ira-build.c (setup_min_max_allocno_live_range_point): Likewise.
131 * emit-rtl.c (add_insn): Likewise.
132 * input.c (dump_location_info): Likewise.
133 * passes.c (NEXT_PASS): Likewise.
134 * read-rtl-function.c (parse_note_insn_name,
135 function_reader::read_rtx_operand_r, function_reader::parse_mem_expr):
137 * sched-rgn.c (sched_rgn_init): Likewise.
138 * diagnostic-show-locus.c (layout::show_ruler): Likewise.
139 * combine.c (find_split_point, simplify_if_then_else, force_to_mode,
140 if_then_else_cond, simplify_shift_const_1, simplify_comparison): Likewise.
141 * explow.c (eliminate_constant_term): Likewise.
142 * final.c (leaf_renumber_regs_insn): Likewise.
143 * cfgrtl.c (print_rtl_with_bb): Likewise.
144 * genhooks.c (emit_init_macros): Likewise.
145 * poly-int.h (maybe_ne, maybe_le, maybe_lt): Likewise.
146 * tree-data-ref.c (conflict_fn): Likewise.
147 * selftest.c (assert_streq): Likewise.
148 * expr.c (store_constructor_field, expand_expr_real_1): Likewise.
149 * fold-const.c (fold_range_test, extract_muldiv_1, fold_truth_andor,
150 fold_binary_loc, multiple_of_p): Likewise.
151 * reload.c (push_reload, find_equiv_reg): Likewise.
152 * et-forest.c (et_nca, et_below): Likewise.
153 * dbxout.c (dbxout_symbol_location): Likewise.
154 * reorg.c (relax_delay_slots): Likewise.
155 * dojump.c (do_compare_rtx_and_jump): Likewise.
156 * gengtype-parse.c (type): Likewise.
157 * simplify-rtx.c (simplify_gen_ternary, simplify_gen_relational,
158 simplify_const_relational_operation): Likewise.
159 * reload1.c (do_output_reload): Likewise.
160 * dumpfile.c (get_dump_file_info_by_switch): Likewise.
161 * gengtype.c (type_for_name): Likewise.
162 * gimple-ssa-sprintf.c (format_directive): Likewise.
164 2017-12-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
167 * config/arm/arm.h (TEST_REGNO): Check reg_renumber is set before
168 accessing it. Adjust comment.
170 2017-12-19 Jakub Jelinek <jakub@redhat.com>
173 * predict.c (zero_one_minusone): New function.
174 (apply_return_prediction): Avoid return prediction for functions
175 returning only -1, 0 and 1 values, unless they only return -1 and 0
178 2017-12-19 Claudiu Zissulescu <claziss@synopsys.com>
180 * config/arc/arc.c (legitimate_scaled_address_p): Clean
181 fall-through warning.
182 (arc_compute_frame_size): Remove unused variables.
183 (arc_print_operand): Fix fprintif format.
184 (arc_can_follow_jump): Clean fall-through warning.
186 2017-12-19 Marek Polacek <polacek@redhat.com>
189 * config/i386/i386.c (init_cumulative_args): Don't check TYPE_EMPTY_P
192 2017-12-19 Claudiu Zissulescu <claziss@synopsys.com>
194 * config/arc/arc.c (overriderregs): New variable.
195 (arc_override_options): Track fixed/call saved/call options.
196 (arc_conditional_register_usage): Check against overrideregs
197 variable whenever we change register properties.
199 2017-12-19 Nathan Sidwell <nathan@acm.org>
201 * opts.c (finish_options): Don't prefix dump_base_name if it
202 already contains directories.
204 2017-12-19 Martin Liska <mliska@suse.cz>
206 PR rtl-optimization/82675
207 * loop-unroll.c (unroll_loop_constant_iterations): Allocate one
208 more element in sbitmap.
210 2017-12-19 Paolo Carlini <paolo.carlini@oracle.com>
212 * gimplify.c (gimplify_expr): Use error_operand_p.
214 2017-12-19 Sebastian Huber <sebastian.huber@embedded-brains.de>
217 * config/rs6000/t-rtems (MULTILIB_REQUIRED): Remove 64-bit soft-float
220 2017-12-19 Daniel Cederman <cederman@gaisler.com>
222 * config/sparc/sparc.c (sparc_do_work_around_errata): Make sure
223 the jump is to a label.
225 2017-12-19 Jakub Jelinek <jakub@redhat.com>
227 PR tree-optimization/83444
228 * tree-ssa-strlen.c (strlen_check_and_optimize_stmt): Optimize
233 * ipa-inline.c (flatten_remove_node_hook): New function.
234 (ipa_inline): Keep only nodes with flatten attribute at the end of
235 the array in the order from ipa_reverse_postorder, only walk that
236 portion of array for flattening, if there is more than one such
237 node, temporarily register a removal hook and ignore removed nodes.
239 PR tree-optimization/80631
240 * tree-vect-loop.c (vect_create_epilog_for_reduction): Compare
241 induc_code against MAX_EXPR or MIN_EXPR instead of reduc_fn against
242 IFN_REDUC_MAX or IFN_REDUC_MIN.
244 2017-12-18 Jeff Law <law@redhat.com>
246 * tree-ssa-dom.c (record_equivalences_from_phis): Do not
247 record symbolic equivalences from backedges in the CFG.
250 2017-11-19 Jeff Law <law@redhat.com>
252 * tree-ssa-dom.c (record_equivalences_from_phis): Fix handling
253 of degenerates resulting from ignoring an edge.
255 2017-12-18 Martin Sebor <msebor@redhat.com>
258 PR tree-optimization/78450
259 * tree-ssa-strlen.c (maybe_set_strlen_range): New function.
260 (handle_builtin_strlen): Call it.
262 2017-12-18 Segher Boessenkool <segher@kernel.crashing.org>
264 PR rtl-optimization/83424
265 * rtlanal.c (dead_or_set_regno_p): Handle CLOBBER just like SET.
267 2017-12-18 Marek Polacek <polacek@redhat.com>
270 * gimple-ssa-warn-restrict.c (builtin_memref::builtin_memref):
271 Check if TYPE is INTEGRAL_TYPE_P before accessing its min/max
274 2017-12-18 Claudiu Zissulescu <claziss@synopsys.com>
276 * config/arc/arc.md (maddsidi4, maddsidi4_split): Update pattern.
277 (umaddsidi4, umaddsidi_split): Likewise.
279 2017-12-18 Claudiu Zissulescu <claziss@synopsys.com>
281 * config/arc/arc.c (arc_legitimate_constant_p): Always check all
284 2017-12-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
287 * config/s390/s390.c (s390_option_override): Avoid strncpy.
289 2017-12-18 Richard Biener <rguenther@suse.de>
291 PR tree-optimization/81877
292 * tree-ssa-loop-im.c (ref_indep_loop_p): Remove safelen parameters.
293 (outermost_indep_loop): Adjust.
294 (ref_indep_loop_p_1): Likewise. Remove safelen handling again.
295 (can_sm_ref_p): Adjust.
297 2017-12-18 Richard Biener <rguenther@suse.de>
300 * tree.c (array_at_struct_end_p): Return true if the underlying
301 object has space for at least one element in excess of what
302 the array domain specifies.
304 2017-12-17 Sandra Loosemore <sandra@codesourcery.com>
306 * doc/extend.texi (x86 Function Attributes): Reformat nocf_check
307 example to avoid overfull hbox.
308 * doc/invoke.texi (Option Summary): Add missing @gol.
309 (C++ Dialect Options): Reformat -Wnoexcept-type example to avoid
312 2017-12-17 Sandra Loosemore <sandra@codesourcery.com>
313 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
315 * doc/invoke.texi (Option Summary): Add -mverbose-cost-dump
316 to AArch64 and ARM lists, plus missing -mflip-thumb for ARM.
317 (AArch64 Options): Document -mverbose-cost-dump.
318 (ARM Options): Likewise, plus -mflip-thumb.
320 2017-12-17 Martin Sebor <msebor@redhat.com>
323 * gimple-ssa-warn-restrict.c
324 (builtin_memref::offset_out_of_bounds): Correct the handling of
327 2017-12-17 Sandra Loosemore <sandra@codesourcery.com>
329 * doc/invoke.texi (ARC Options): Add missing -mlra entry.
331 2017-12-17 John David Anglin <danglin@gcc.gnu.org>
333 * config/pa/pa.c (pa_som_asm_init_sections): Fix comment.
335 2017-12-17 Markus Trippelsdorf <markus@trippelsdorf.de>
337 * x86-tune-costs.h (skylake_cost, core_cost): Decrease r64 multiply
340 2017-12-16 Sandra Loosemore <sandra@codesourcery.com>
342 * doc/invoke.texi: Fix some typos.
344 2017-12-16 Martin Sebor <msebor@redhat.com>
346 PR tree-optimization/78918
347 * Makefile.in (OBJS): Add gimple-ssa-warn-restrict.o.
348 * builtins.c (check_sizes): Rename...
349 (check_access): ...to this. Rename function arguments for clarity.
350 (check_memop_sizes): Adjust names.
351 (expand_builtin_memchr, expand_builtin_memcpy): Same.
352 (expand_builtin_memmove, expand_builtin_mempcpy): Same.
353 (expand_builtin_strcat, expand_builtin_stpncpy): Same.
354 (check_strncat_sizes, expand_builtin_strncat): Same.
355 (expand_builtin_strncpy, expand_builtin_memset): Same.
356 (expand_builtin_bzero, expand_builtin_memcmp): Same.
357 (expand_builtin_memory_chk, maybe_emit_chk_warning): Same.
358 (maybe_emit_sprintf_chk_warning): Same.
359 (expand_builtin_strcpy): Adjust.
360 (expand_builtin_stpcpy): Same.
361 (expand_builtin_with_bounds): Detect out-of-bounds accesses
362 in pointer-checking forms of memcpy, memmove, and mempcpy.
363 (gcall_to_tree_minimal, max_object_size): Define new functions.
364 * builtins.h (max_object_size): Declare.
365 * calls.c (alloc_max_size): Call max_object_size instead of
366 hardcoding ssizetype limit.
367 (get_size_range): Handle new argument.
368 * calls.h (get_size_range): Add a new argument.
369 * cfgexpand.c (expand_call_stmt): Propagate no-warning bit.
370 * doc/invoke.texi (-Wrestrict): Adjust, add example.
371 * gimple-fold.c (gimple_fold_builtin_memory_op): Detect overlapping
373 (gimple_fold_builtin_memory_chk): Same.
374 (gimple_fold_builtin_stxcpy_chk): New function.
375 * gimple-ssa-warn-restrict.c: New source.
376 * gimple-ssa-warn-restrict.h: New header.
377 * gimple.c (gimple_build_call_from_tree): Propagate location.
378 * passes.def (pass_warn_restrict): Add new pass.
379 * tree-pass.h (make_pass_warn_restrict): Declare.
380 * tree-ssa-strlen.c (handle_builtin_strcpy): Detect overlapping
382 (handle_builtin_strcat): Same.
383 (strlen_optimize_stmt): Rename...
384 (strlen_check_and_optimize_stmt): ...to this. Handle strncat,
385 stpncpy, strncpy, and their checking forms.
387 2017-12-16 Jan Hubicka <hubicka@ucw.cz>
389 PR rtl-optimization/82849
390 * modulo-sched.c (sms_schedule): Use get_estimated_loop_iterations_int
391 and get_max_loop_iterations_int.
393 2017-12-16 Richard Sandiford <richard.sandiford@linaro.org>
394 Alan Hayward <alan.hayward@arm.com>
395 David Sherwood <david.sherwood@arm.com>
397 * machmode.h (mode_for_size, int_mode_for_size, float_mode_for_size)
398 (smallest_mode_for_size, smallest_int_mode_for_size): Take the mode
399 size as a poly_uint64.
400 (mode_for_vector, mode_for_int_vector): Take the number of vector
401 elements as a poly_uint64.
402 * stor-layout.c (mode_for_size, smallest_mode_for_size): Take the mode
403 size as a poly_uint64.
404 (mode_for_vector, mode_for_int_vector): Take the number of vector
405 elements as a poly_uint64.
407 2017-12-16 Richard Sandiford <richard.sandiford@linaro.org>
408 Alan Hayward <alan.hayward@arm.com>
409 David Sherwood <david.sherwood@arm.com>
411 * machmode.h (MACRO_MODE): New macro.
412 * addresses.h (base_reg_class, ok_for_base_p_1): Use it.
413 * targhooks.c (default_libcall_value, default_secondary_reload)
414 (default_memory_move_cost, default_register_move_cost)
415 (default_class_max_nregs): Likewise.
417 2017-12-16 Richard Sandiford <richard.sandiford@linaro.org>
418 Alan Hayward <alan.hayward@arm.com>
419 David Sherwood <david.sherwood@arm.com>
421 * doc/sourcebuild.texi: Document IN_TARGET_CODE.
422 * genattrtab.c (write_header): Define IN_TARGET_CODE to 1 in the
424 * genautomata.c (main): Likewise.
425 * genconditions.c (write_header): Likewise.
426 * genemit.c (main): Likewise.
427 * genextract.c (print_header): Likewise.
428 * genopinit.c (main): Likewise.
429 * genoutput.c (output_prologue): Likewise.
430 * genpeep.c (main): Likewise.
431 * genpreds.c (write_insn_preds_c): Likewise.
432 * genrecog.c (writer_header): Likewise.
433 * config/aarch64/aarch64-builtins.c (IN_TARGET_CODE): Define.
434 * config/aarch64/aarch64-c.c (IN_TARGET_CODE): Likewise.
435 * config/aarch64/aarch64.c (IN_TARGET_CODE): Likewise.
436 * config/aarch64/cortex-a57-fma-steering.c (IN_TARGET_CODE): Likewise.
437 * config/aarch64/driver-aarch64.c (IN_TARGET_CODE): Likewise.
438 * config/alpha/alpha.c (IN_TARGET_CODE): Likewise.
439 * config/alpha/driver-alpha.c (IN_TARGET_CODE): Likewise.
440 * config/arc/arc-c.c (IN_TARGET_CODE): Likewise.
441 * config/arc/arc.c (IN_TARGET_CODE): Likewise.
442 * config/arc/driver-arc.c (IN_TARGET_CODE): Likewise.
443 * config/arm/aarch-common.c (IN_TARGET_CODE): Likewise.
444 * config/arm/arm-builtins.c (IN_TARGET_CODE): Likewise.
445 * config/arm/arm-c.c (IN_TARGET_CODE): Likewise.
446 * config/arm/arm.c (IN_TARGET_CODE): Likewise.
447 * config/arm/driver-arm.c (IN_TARGET_CODE): Likewise.
448 * config/avr/avr-c.c (IN_TARGET_CODE): Likewise.
449 * config/avr/avr-devices.c (IN_TARGET_CODE): Likewise.
450 * config/avr/avr-log.c (IN_TARGET_CODE): Likewise.
451 * config/avr/avr.c (IN_TARGET_CODE): Likewise.
452 * config/avr/driver-avr.c (IN_TARGET_CODE): Likewise.
453 * config/avr/gen-avr-mmcu-specs.c (IN_TARGET_CODE): Likewise.
454 * config/bfin/bfin.c (IN_TARGET_CODE): Likewise.
455 * config/c6x/c6x.c (IN_TARGET_CODE): Likewise.
456 * config/cr16/cr16.c (IN_TARGET_CODE): Likewise.
457 * config/cris/cris.c (IN_TARGET_CODE): Likewise.
458 * config/darwin.c (IN_TARGET_CODE): Likewise.
459 * config/epiphany/epiphany.c (IN_TARGET_CODE): Likewise.
460 * config/epiphany/mode-switch-use.c (IN_TARGET_CODE): Likewise.
461 * config/epiphany/resolve-sw-modes.c (IN_TARGET_CODE): Likewise.
462 * config/fr30/fr30.c (IN_TARGET_CODE): Likewise.
463 * config/frv/frv.c (IN_TARGET_CODE): Likewise.
464 * config/ft32/ft32.c (IN_TARGET_CODE): Likewise.
465 * config/h8300/h8300.c (IN_TARGET_CODE): Likewise.
466 * config/i386/djgpp.c (IN_TARGET_CODE): Likewise.
467 * config/i386/driver-i386.c (IN_TARGET_CODE): Likewise.
468 * config/i386/driver-mingw32.c (IN_TARGET_CODE): Likewise.
469 * config/i386/host-cygwin.c (IN_TARGET_CODE): Likewise.
470 * config/i386/host-i386-darwin.c (IN_TARGET_CODE): Likewise.
471 * config/i386/host-mingw32.c (IN_TARGET_CODE): Likewise.
472 * config/i386/i386-c.c (IN_TARGET_CODE): Likewise.
473 * config/i386/i386.c (IN_TARGET_CODE): Likewise.
474 * config/i386/intelmic-mkoffload.c (IN_TARGET_CODE): Likewise.
475 * config/i386/msformat-c.c (IN_TARGET_CODE): Likewise.
476 * config/i386/winnt-cxx.c (IN_TARGET_CODE): Likewise.
477 * config/i386/winnt-stubs.c (IN_TARGET_CODE): Likewise.
478 * config/i386/winnt.c (IN_TARGET_CODE): Likewise.
479 * config/i386/x86-tune-sched-atom.c (IN_TARGET_CODE): Likewise.
480 * config/i386/x86-tune-sched-bd.c (IN_TARGET_CODE): Likewise.
481 * config/i386/x86-tune-sched-core.c (IN_TARGET_CODE): Likewise.
482 * config/i386/x86-tune-sched.c (IN_TARGET_CODE): Likewise.
483 * config/ia64/ia64-c.c (IN_TARGET_CODE): Likewise.
484 * config/ia64/ia64.c (IN_TARGET_CODE): Likewise.
485 * config/iq2000/iq2000.c (IN_TARGET_CODE): Likewise.
486 * config/lm32/lm32.c (IN_TARGET_CODE): Likewise.
487 * config/m32c/m32c-pragma.c (IN_TARGET_CODE): Likewise.
488 * config/m32c/m32c.c (IN_TARGET_CODE): Likewise.
489 * config/m32r/m32r.c (IN_TARGET_CODE): Likewise.
490 * config/m68k/m68k.c (IN_TARGET_CODE): Likewise.
491 * config/mcore/mcore.c (IN_TARGET_CODE): Likewise.
492 * config/microblaze/microblaze-c.c (IN_TARGET_CODE): Likewise.
493 * config/microblaze/microblaze.c (IN_TARGET_CODE): Likewise.
494 * config/mips/driver-native.c (IN_TARGET_CODE): Likewise.
495 * config/mips/frame-header-opt.c (IN_TARGET_CODE): Likewise.
496 * config/mips/mips.c (IN_TARGET_CODE): Likewise.
497 * config/mmix/mmix.c (IN_TARGET_CODE): Likewise.
498 * config/mn10300/mn10300.c (IN_TARGET_CODE): Likewise.
499 * config/moxie/moxie.c (IN_TARGET_CODE): Likewise.
500 * config/msp430/driver-msp430.c (IN_TARGET_CODE): Likewise.
501 * config/msp430/msp430-c.c (IN_TARGET_CODE): Likewise.
502 * config/msp430/msp430.c (IN_TARGET_CODE): Likewise.
503 * config/nds32/nds32-cost.c (IN_TARGET_CODE): Likewise.
504 * config/nds32/nds32-fp-as-gp.c (IN_TARGET_CODE): Likewise.
505 * config/nds32/nds32-intrinsic.c (IN_TARGET_CODE): Likewise.
506 * config/nds32/nds32-isr.c (IN_TARGET_CODE): Likewise.
507 * config/nds32/nds32-md-auxiliary.c (IN_TARGET_CODE): Likewise.
508 * config/nds32/nds32-memory-manipulation.c (IN_TARGET_CODE): Likewise.
509 * config/nds32/nds32-pipelines-auxiliary.c (IN_TARGET_CODE): Likewise.
510 * config/nds32/nds32-predicates.c (IN_TARGET_CODE): Likewise.
511 * config/nds32/nds32.c (IN_TARGET_CODE): Likewise.
512 * config/nios2/nios2.c (IN_TARGET_CODE): Likewise.
513 * config/nvptx/mkoffload.c (IN_TARGET_CODE): Likewise.
514 * config/nvptx/nvptx.c (IN_TARGET_CODE): Likewise.
515 * config/pa/pa.c (IN_TARGET_CODE): Likewise.
516 * config/pdp11/pdp11.c (IN_TARGET_CODE): Likewise.
517 * config/powerpcspe/driver-powerpcspe.c (IN_TARGET_CODE): Likewise.
518 * config/powerpcspe/host-darwin.c (IN_TARGET_CODE): Likewise.
519 * config/powerpcspe/host-ppc64-darwin.c (IN_TARGET_CODE): Likewise.
520 * config/powerpcspe/powerpcspe-c.c (IN_TARGET_CODE): Likewise.
521 * config/powerpcspe/powerpcspe-linux.c (IN_TARGET_CODE): Likewise.
522 * config/powerpcspe/powerpcspe.c (IN_TARGET_CODE): Likewise.
523 * config/riscv/riscv-builtins.c (IN_TARGET_CODE): Likewise.
524 * config/riscv/riscv-c.c (IN_TARGET_CODE): Likewise.
525 * config/riscv/riscv.c (IN_TARGET_CODE): Likewise.
526 * config/rl78/rl78-c.c (IN_TARGET_CODE): Likewise.
527 * config/rl78/rl78.c (IN_TARGET_CODE): Likewise.
528 * config/rs6000/driver-rs6000.c (IN_TARGET_CODE): Likewise.
529 * config/rs6000/host-darwin.c (IN_TARGET_CODE): Likewise.
530 * config/rs6000/host-ppc64-darwin.c (IN_TARGET_CODE): Likewise.
531 * config/rs6000/rs6000-c.c (IN_TARGET_CODE): Likewise.
532 * config/rs6000/rs6000-linux.c (IN_TARGET_CODE): Likewise.
533 * config/rs6000/rs6000-p8swap.c (IN_TARGET_CODE): Likewise.
534 * config/rs6000/rs6000-string.c (IN_TARGET_CODE): Likewise.
535 * config/rs6000/rs6000.c (IN_TARGET_CODE): Likewise.
536 * config/rx/rx.c (IN_TARGET_CODE): Likewise.
537 * config/s390/driver-native.c (IN_TARGET_CODE): Likewise.
538 * config/s390/s390-c.c (IN_TARGET_CODE): Likewise.
539 * config/s390/s390.c (IN_TARGET_CODE): Likewise.
540 * config/sh/sh-c.c (IN_TARGET_CODE): Likewise.
541 * config/sh/sh-mem.cc (IN_TARGET_CODE): Likewise.
542 * config/sh/sh.c (IN_TARGET_CODE): Likewise.
543 * config/sh/sh_optimize_sett_clrt.cc (IN_TARGET_CODE): Likewise.
544 * config/sh/sh_treg_combine.cc (IN_TARGET_CODE): Likewise.
545 * config/sparc/driver-sparc.c (IN_TARGET_CODE): Likewise.
546 * config/sparc/sparc-c.c (IN_TARGET_CODE): Likewise.
547 * config/sparc/sparc.c (IN_TARGET_CODE): Likewise.
548 * config/spu/spu-c.c (IN_TARGET_CODE): Likewise.
549 * config/spu/spu.c (IN_TARGET_CODE): Likewise.
550 * config/stormy16/stormy16.c (IN_TARGET_CODE): Likewise.
551 * config/tilegx/mul-tables.c (IN_TARGET_CODE): Likewise.
552 * config/tilegx/tilegx-c.c (IN_TARGET_CODE): Likewise.
553 * config/tilegx/tilegx.c (IN_TARGET_CODE): Likewise.
554 * config/tilepro/mul-tables.c (IN_TARGET_CODE): Likewise.
555 * config/tilepro/tilepro-c.c (IN_TARGET_CODE): Likewise.
556 * config/tilepro/tilepro.c (IN_TARGET_CODE): Likewise.
557 * config/v850/v850-c.c (IN_TARGET_CODE): Likewise.
558 * config/v850/v850.c (IN_TARGET_CODE): Likewise.
559 * config/vax/vax.c (IN_TARGET_CODE): Likewise.
560 * config/visium/visium.c (IN_TARGET_CODE): Likewise.
561 * config/vms/vms-c.c (IN_TARGET_CODE): Likewise.
562 * config/vms/vms-f.c (IN_TARGET_CODE): Likewise.
563 * config/vms/vms.c (IN_TARGET_CODE): Likewise.
564 * config/xtensa/xtensa.c (IN_TARGET_CODE): Likewise.
566 2017-12-16 Richard Sandiford <richard.sandiford@linaro.org>
567 Alan Hayward <alan.hayward@arm.com>
568 David Sherwood <david.sherwood@arm.com>
570 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid repeated
573 2017-12-16 Richard Sandiford <richard.sandiford@linaro.org>
574 Alan Hayward <alan.hayward@arm.com>
575 David Sherwood <david.sherwood@arm.com>
577 * doc/generic.texi (VEC_SERIES_EXPR): Document.
578 * doc/md.texi (vec_series@var{m}): Document.
579 * tree.def (VEC_SERIES_EXPR): New tree code.
580 * tree.h (build_vec_series): Declare.
581 * tree.c (build_vec_series): New function.
582 * cfgexpand.c (expand_debug_expr): Handle VEC_SERIES_EXPR.
583 * tree-pretty-print.c (dump_generic_node): Likewise.
584 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
585 * tree-inline.c (estimate_operator_cost): Likewise.
586 * expr.c (expand_expr_real_2): Likewise.
587 * optabs-tree.c (optab_for_tree_code): Likewise.
588 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
589 * fold-const.c (const_binop): Fold VEC_SERIES_EXPRs of constants.
590 * expmed.c (make_tree): Handle VEC_SERIES.
591 * optabs.def (vec_series_optab): New optab.
592 * optabs.h (expand_vec_series_expr): Declare.
593 * optabs.c (expand_vec_series_expr): New function.
594 * tree-vect-generic.c (expand_vector_operations_1): Check that
595 the operands also have vector type.
597 2017-12-16 Richard Sandiford <richard.sandiford@linaro.org>
598 Alan Hayward <alan.hawyard@arm.com>
599 David Sherwood <david.sherwood@arm.com>
601 * doc/generic.texi (VEC_DUPLICATE_EXPR): Document.
602 (VEC_COND_EXPR): Add missing @tindex.
603 * doc/md.texi (vec_duplicate@var{m}): Document.
604 * tree.def (VEC_DUPLICATE_EXPR): New tree codes.
605 * tree.c (build_vector_from_val): Add stubbed-out handling of
606 variable-length vectors, using VEC_DUPLICATE_EXPR.
607 (uniform_vector_p): Handle VEC_DUPLICATE_EXPR.
608 * cfgexpand.c (expand_debug_expr): Likewise.
609 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
610 * tree-inline.c (estimate_operator_cost): Likewise.
611 * tree-pretty-print.c (dump_generic_node): Likewise.
612 * tree-vect-generic.c (ssa_uniform_vector_p): Likewise.
613 * fold-const.c (const_unop): Fold VEC_DUPLICATE_EXPRs of a constant.
614 (test_vec_duplicate_folding): New function.
615 (fold_const_c_tests): Call it.
616 * optabs.def (vec_duplicate_optab): New optab.
617 * optabs-tree.c (optab_for_tree_code): Handle VEC_DUPLICATE_EXPR.
618 * optabs.h (expand_vector_broadcast): Declare.
619 * optabs.c (expand_vector_broadcast): Make non-static. Try using
621 * expr.c (store_constructor): Try using vec_duplicate_optab for
623 (expand_expr_real_2): Handle VEC_DUPLICATE_EXPR.
625 2017-12-15 Markus Trippelsdorf <markus@trippelsdorf.de>
628 * config/i386/x86-tune-costs.h (skylake_cost, core_cost): Increase
629 div/mod latencies a bit.
631 2017-12-15 Jeff Law <law@redhat.com>
633 PR tree-optimization/36550
634 * tree-ssa-threadupdate.c (count_stmts_and_phis_in_block): New.
635 (mark_threaded_blocks): Rewrite code to avoid block copying when
636 optimizing for size. Don't pessimize blocks which will be
637 copied, but all the statements will be dead.
639 2017-12-15 Alexandre Oliva <aoliva@redhat.com>
641 PR tree-optimization/81165
642 * tree-ssa-threadupdate.c (uses_in_bb): New.
643 (estimate_threading_killed_stmts): New.
644 * tree-ssa-threadupdate.h (estimate_threading_killed_stmts): Prototype.
645 * tree-ssa-threadedge.c
646 (record_temporary_equivalences_from_stmts_at_dest): Expand limit
649 2017-12-15 Jeff Law <law@redhat.com>
651 PR tree-optimization/83410
652 * tree-ssa-threadupdate.c (thread_block_1): Avoid certain jump
653 threads when parallelizing loops.
655 2017-12-15 Jakub Jelinek <jakub@redhat.com>
657 * tree-core.h (struct attribute_spec): Swap affects_type_identity and
659 * config/alpha/alpha.c (vms_attribute_table): Swap
660 affects_type_identity and handler fields, adjust comments.
661 * config/mips/mips.c (mips_attribute_table): Likewise.
662 * config/visium/visium.c (visium_attribute_table): Likewise.
663 * config/epiphany/epiphany.c (epiphany_attribute_table): Likewise.
664 * config/microblaze/microblaze.c (microblaze_attribute_table):
666 * config/spu/spu.c (spu_attribute_table): Likewise.
667 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
668 * config/arc/arc.c (arc_attribute_table): Likewise.
669 * config/m68k/m68k.c (m68k_attribute_table): Likewise.
670 * config/v850/v850.c (v850_handle_interrupt_attribute,
671 v850_handle_data_area_attribute): Formatting fixes.
672 (v850_attribute_table): Swap affects_type_identity and handler
673 fields, adjust comments.
674 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
675 * config/arm/arm.c (arm_attribute_table): Likewise.
676 * config/avr/avr.c (avr_attribute_table): Likewise.
677 * config/s390/s390.c (s390_attribute_table): Likewise.
678 * config/sh/sh.c (sh_attribute_table): Likewise.
679 * config/i386/i386.c (ix86_handle_cconv_attribute,
680 ix86_handle_callee_pop_aggregate_return): Formatting fixes.
681 (ix86_attribute_table): Swap affects_type_identity and handler
682 fields, adjust comments.
683 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Likewise.
684 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
685 * config/m32c/m32c.c (m32c_attribute_table): Likewise.
686 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE): Likewise.
687 * config/ia64/ia64.c (ia64_attribute_table): Likewise.
688 * config/msp430/msp430.c (msp430_attribute_table): Likewise.
689 * config/rx/rx.c (rx_attribute_table): Likewise.
690 * config/cr16/cr16.c (cr16_attribute_table): Likewise.
691 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
692 * config/nvptx/nvptx.c (nvptx_attribute_table): Likewise.
693 * config/powerpcspe/powerpcspe.c (rs6000_attribute_table): Likewise.
694 * config/darwin.h (SUBTARGET_ATTRIBUTE_TABLE): Likewise.
695 * config/stormy16/stormy16.c (xstormy16_attribute_table): Likewise.
696 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
697 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
698 * config/rl78/rl78.c (rl78_attribute_table): Likewise.
699 * config/nds32/nds32.c (nds32_attribute_table): Likewise.
700 * doc/plugins.texi (user_attr): Likewise. Add NULL for
702 * attribs.c (empty_attribute_table): Swap affects_type_identity and
704 (register_scoped_attributes, decl_attributes): Formatting fixes.
706 PR tree-optimization/83269
707 * fold-const.c (fold_binary_loc): Perform (-A) - B -> (-B) - A
708 subtraction in arg0's type if type is signed and arg0 is unsigned.
712 * match.pd ((T)(P + A) - (T)P -> (T) A): Use @@0 instead of @0 and
713 convert? on @0 instead of convert. Check type of @1, not @0.
714 ((T)P - (T)(P + A) -> -(T) A): Use @@0 instead of @0 and
715 convert? on @0 instead of convert. Check type of @1, not @0.
716 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Use @@0 instead of @0,
717 only optimize if either both @1 and @2 types are narrower
718 precision, or both are wider or equal precision, and in the former
719 case only if both have undefined overflow.
721 2017-12-15 Richard Biener <rguenther@suse.de>
724 * internal-fn.def (IFN_NOP): Add.
725 * internal-fn.c (expand_NOP): Do nothing.
726 * lto-streamer-in.c (input_function): Instead of removing
727 sanitizer calls replace them with IFN_NOP calls.
729 2017-12-15 Richard Sandiford <richard.sandiford@linaro.org>
730 Alan Hayward <alan.hayward@arm.com>
731 David Sherwood <david.sherwood@arm.com>
733 * dse.c (store_info, read_info_type): Replace begin and end with
735 (print_range): New function.
736 (set_all_positions_unneeded, any_positions_needed_p)
737 (check_mem_read_rtx, scan_stores, scan_reads, dse_step5): Update
739 (record_store): Likewise. Optimize the case in which all positions
741 (get_stored_val): Replace read_begin and read_end with read_offset
743 (replace_read): Update call accordingly.
745 2017-12-15 Bin Cheng <bin.cheng@arm.com>
747 * gimple-loop-interchange.cc (STMT_COST_RATIO): New macro.
748 (loop_cand::m_num_stmts, loop_cand::m_const_init_reduc): New members.
749 (loop_cand::loop_cand): Initialize above members.
750 (loop_cand::supported_operations): Delete.
751 (loop_cand::can_interchange_p): Inline above function.
752 (loop_cand::classify_simple_reduction): Record number of constant
753 initialized simple reductions.
754 (should_interchange_loops): New parameters. Check stmt cost of loops
756 (tree_loop_interchange::interchange): Prepare stmt cost of outer loop.
757 Update call to should_interchange_loops.
758 (should_interchange_loop_nest): Update call to
759 should_interchange_loops.
761 2017-12-15 Eric Botcazou <ebotcazou@adacore.com>
764 * ggc-page.c (HOST_BITS_PER_PTR): Do not define here...
765 * hwint.h (HOST_BITS_PER_PTR): ...but here instead.
766 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Delete.
768 2017-12-15 Julia Koval <julia.koval@intel.com>
770 * config/i386/i386-builtin.def (__builtin_ia32_vaesenclast_v16qi,
771 __builtin_ia32_vaesenclast_v32qi, __builtin_ia32_vaesenclast_v64qi): New.
772 * config/i386/sse.md (vaesenclast_<mode>): New pattern.
773 * config/i386/vaesintrin.h (_mm256_aesenclast_epi128,
774 _mm512_aesenclast_epi128, _mm_aesenclast_epi128): New intrinsics.
776 2017-12-15 Julia Koval <julia.koval@intel.com>
778 * config/i386/i386-builtin.def (__builtin_ia32_vaesenc_v16qi,
779 __builtin_ia32_vaesenc_v32qi, __builtin_ia32_vaesenc_v64qi): New.
780 * config/i386/sse.md (vaesenc_<mode>): New pattern.
781 * config/i386/vaesintrin.h (_mm256_aesenc_epi128, _mm512_aesenc_epi128,
782 _mm_aesenc_epi128): New intrinsics.
784 2017-12-15 Julia Koval <julia.koval@intel.com>
786 * config/i386/i386-builtin.def (__builtin_ia32_vaesdeclast_v16qi,
787 __builtin_ia32_vaesdeclast_v32qi, __builtin_ia32_vaesdeclast_v64qi): New.
788 * config/i386/sse.md (vaesdeclast_<mode>): New pattern.
789 * config/i386/vaesintrin.h (_mm256_aesdeclast_epi128,
790 _mm512_aesdeclast_epi128, _mm_aesdeclast_epi128): New intrinsics.
792 2017-12-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
794 * gimple-ssa-strength-reduction.c (analyze_increments):
795 Distinguish replacement costs for constant strides from those for
798 2017-12-14 Jakub Jelinek <jakub@redhat.com>
800 * var-tracking.c (variable_tracking_main_1): Formatting fix.
802 2017-12-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
804 * doc/invoke.texi: Document -Wcast-function-type.
805 * recog.h (stored_funcptr): Change signature.
806 * tree-dump.c (dump_node): Avoid warning.
807 * typed-splay-tree.h (typed_splay_tree): Avoid warning.
809 2017-12-14 Qing Zhao <qing.zhao@oracle.com>
812 * gimple-fold.c (get_range_strlen): Add the handling of non-member
815 2017-12-14 David Malcolm <dmalcolm@redhat.com>
817 PR tree-optimization/83312
818 * domwalk.h (dom_walker::dom_walker): Fix typo in comment.
819 * tree-cfg.c (find_taken_edge): Update to handle NULL_TREE for
820 "val" param, and to cope with arbitrary basic blocks.
821 (find_taken_edge_cond_expr): Add "cond_stmt" param and use it to
822 handle NULL_TREE for "val", dropping "bb" param.
823 (find_taken_edge_switch_expr): Make "switch_stmt" param const and
824 drop "bb" param. Handle NULL_TREE for "val".
825 (find_case_label_for_value): Make "switch_stmt" param const.
826 * tree-vrp.c (class check_array_bounds_dom_walker): New subclass
828 (vrp_prop::check_all_array_refs): Reimplement as...
829 (check_array_bounds_dom_walker::before_dom_children): ...this new
830 vfunc. Replace linear search through BB block list, excluding
831 those with non-executable in-edges via dominator walk.
833 2017-12-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
835 * config/arm/arm.opt (mverbose-cost-dump): New option.
836 * config/arm/arm.c (arm_rtx_costs): Use it.
838 2017-12-14 Andreas Schwab <schwab@linux-m68k.org>
841 * reload1.c (emit_input_reload_insns): Skip debug markers.
843 2017-12-14 Alexandre Oliva <aoliva@redhat.com>
845 * config/i386/i386.c (rest_of_insert_endbranch): Use call loc
849 * config/arc/arc.c (hwloop_optimize): Skip debug insns.
850 * config/sh/sh-protos.h (sh_find_set_of_reg): Adjust.
851 * config/sh/sh.c: Skip debug insns besides notes.
852 * config/sh/sh.md: Likewise.
853 * config/sh/sh_treg_combine.cc: Likewise.
854 * config/sh/sync.md: Likewise.
856 2017-12-14 Tom de Vries <tom@codesourcery.com>
858 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
859 Add item for weak_undefined.
861 2017-12-14 Richard Biener <rguenther@suse.de>
863 PR tree-optimization/67842
864 * sese.h (bb_in_region): Remove #if 0'ed code.
866 2017-12-14 Richard Biener <rguenther@suse.de>
868 PR tree-optimization/83326
869 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Add
870 may_be_zero parameter and handle it by not marking the first
871 peeled copy as not exiting the loop.
872 (try_peel_loop): Likewise.
873 (canonicalize_loop_induction_variables): Use number_of_iterations_exit
874 to handle the case of constant or zero iterations and perform
875 loop header copying on-the-fly.
877 2017-12-14 Richard Biener <rguenther@suse.de>
879 PR tree-optimization/83418
880 * vr-values.c (vr_values::extract_range_for_var_from_comparison_expr):
881 Instead of asserting we don't get unfolded comparisons deal with
884 2017-12-14 Jakub Jelinek <jakub@redhat.com>
887 * var-tracking.c (vt_initialize): Ignore non-DEBUG_INSNs outside of
888 basic blocks. Assert debug bind insns don't appear outside of bbs,
889 don't reset them. Assert insns without BLOCK_FOR_INSN are outside of
892 PR tree-optimization/83198
893 * gimple-ssa-sprintf.c (format_floating): Set type solely based on
894 dir.modifier, regardless of TREE_TYPE (arg). Assume non-REAL_CST
895 value if arg is a REAL_CST with incompatible type.
897 2017-12-14 Sudakshina Das <sudi.das@arm.com>
898 Bin Cheng <bin.cheng@arm.com>
901 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Move LTGT
903 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_int_equiv>): Add
906 2017-12-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
908 * config/aarch64/aarch64-cores.def (cortex-a55, cortex-a75,
909 cortex-a75.cortex-a55): Specify AARCH64_FL_F16 in the arch features.
911 2017-12-14 Richard Sandiford <richard.sandiford@linaro.org>
912 Alan Hayward <alan.hayward@arm.com>
913 David Sherwood <david.sherwood@arm.com>
915 * poly-int.h: New file.
916 * poly-int-types.h: Likewise.
917 * coretypes.h: Include them.
918 (POLY_INT_CONVERSION): Define.
919 * target.def (estimated_poly_value): New hook.
920 * doc/tm.texi.in (TARGET_ESTIMATED_POLY_VALUE): New hook.
921 * doc/tm.texi: Regenerate.
922 * doc/poly-int.texi: New file.
923 * doc/gccint.texi: Include it.
924 * doc/rtl.texi: Describe restrictions on subreg modes.
925 * Makefile.in (TEXI_GCCINT_FILES): Add poly-int.texi.
926 * genmodes.c (NUM_POLY_INT_COEFFS): Provide a default definition.
927 (emit_insn_modes_h): Emit a definition of NUM_POLY_INT_COEFFS.
928 * targhooks.h (default_estimated_poly_value): Declare.
929 * targhooks.c (default_estimated_poly_value): New function.
930 * target.h (estimated_poly_value): Likewise.
931 * wide-int.h (WI_UNARY_RESULT): Use wi::binary_traits.
932 (wi::unary_traits): Delete.
933 (wi::binary_traits::signed_shift_result_type): Define for
934 offset_int << HOST_WIDE_INT, etc.
935 (generic_wide_int::operator <<=): Define for all types and use
936 wi::lshift instead of <<.
937 (wi::hwi_with_prec): Add a default constructor.
938 (wi::ints_for): New class.
939 (operator <<): Define for all wide-int types.
940 (operator /): New function.
941 (operator %): Likewise.
942 * selftest.h (ASSERT_KNOWN_EQ, ASSERT_KNOWN_EQ_AT, ASSERT_MAYBE_NE)
943 (ASSERT_MAYBE_NE_AT): New macros.
945 2017-12-13 Eric Botcazou <ebotcazou@adacore.com>
946 Dominik Vogt <vogt@linux.vnet.ibm.com>
949 * emit-rtl.c (init_emit): Remove ??? comment.
950 * explow.c (get_dynamic_stack_size): Take known alignment of stack
951 pointer + STACK_DYNAMIC_OFFSET into account in lieu of STACK_BOUNDARY.
952 * config/sparc/sparc.h (INIT_EXPANDERS): In 32-bit mode, lower the
953 alignment of 3 virtual registers to BITS_PER_WORD.
955 * config/sparc/sparc.c (sparc_compute_frame_size): Simplify.
957 2017-12-13 Peter Bergner <bergner@vnet.ibm.com>
959 * config/rs6000/ppc-auxv.h (PPC_FEATURE2_HTM_NO_SUSPEND): New define.
960 * config/rs6000/rs6000.c (cpu_supports_info): Use it.
962 2017-12-13 Alexandre Oliva <aoliva@redhat.com>
965 * reload1.c (eliminate_regs_in_insn): Skip debug markers.
967 2017-12-13 Jakub Jelinek <jakub@redhat.com>
969 * tree-cfg.c (verify_gimple_in_cfg): Verify no non-label stmts
970 with the exception of debug begin stmt markers appear before
974 * final.c (rest_of_handle_final): Call variable_tracking_main only
975 if !flag_var_tracking.
977 2017-12-13 Alexandre Oliva <aoliva@redhat.com>
978 Jakub Jelinek <jakub@redhat.com>
982 * tree-cfgcleanup.c (remove_forwarder_block): Keep after
983 labels debug stmts that can only appear after labels.
985 2017-12-13 Alexander Monakov <amonakov@ispras.ru>
987 PR rtl-optimization/82398
988 * sel-sched.c (sel_rank_for_schedule): Fix check for zero
989 EXPR_USEFULNESS in priority comparison.
991 2017-12-13 Segher Boessenkool <segher@kernel.crashing.org>
993 PR rtl-optimization/83393
994 * combine.c (move_deaths): If reg_stat points to a too new insn in
995 last_death, do not use it: find the proper insn instead.
997 2017-12-12 Jeff Law <law@redhat.com>
999 PR tree-optimization/83298
1000 PR tree-optimization/83362
1001 PR tree-optimization/83383
1002 * gimple-ssa-evrp-analyze.h (class evrp_range_analyzer): Make
1003 push_value_range a public interface. Add new argument to
1004 record_ranges_from_stmt.
1005 * gimple-ssa-evrp-analyze.c
1006 (evrp_range_analyzer::record_ranges_from_stmt): Add new argument.
1007 Update comments. Handle recording temporary equivalences.
1008 * tree-ssa-dom.c (dom_opt_opt_walker::before_dom_children): Add
1009 new argument to call to evrp_range_analyzer::record_ranges_from_stmt.
1010 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Likewise.
1011 * tree-ssa-threadedge.c: Include alloc-pool.h, vr-values.h and
1012 gimple-ssa-evrp-analyze.h.
1013 (record_temporary_equivalences_from_phis): Add new argument. When
1014 the PHI arg is an SSA_NAME, set the result's range to the range
1016 (record_temporary_equivalences_from_stmts_at_dest): Record ranges
1017 from statements too.
1018 (thread_through_normal_block): Accept new argument, evrp_range_analyzer.
1019 Pass it down to children as needed.
1020 (thread_outgoing_edges): Likewise.
1021 (thread_across_edge): Likewise. Push/pop range state as needed.
1022 * tree-ssa-threadedge.h (thread_outgoing_edges): Update prototype.
1024 2017-12-12 Julia Koval <julia.koval@intel.com>
1026 * config/i386/i386.c (PTA_SKYLAKE_AVX512): Add PTA_CLWB.
1027 (PTA_CANNONLAKE): Remove PTA_CLWB.
1029 2017-12-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1032 * config/rs6000/vector.md (vcondv2dfv2di): New define_expand.
1033 (vcondv2div2df): Likewise.
1034 (vconduv2dfv2di): Likewise.
1036 2017-12-12 Jakub Jelinek <jakub@redhat.com>
1038 * builtins.def (BUILT_IN_NEXTAFTER, BUILT_IN_NEXTAFTERF,
1039 BUILT_IN_NEXTAFTERL, BUILT_IN_NEXTTOWARD, BUILT_IN_NEXTTOWARDF,
1040 BUILT_IN_NEXTTOWARDL): Use ATTR_MATHFN_ERRNO instead of
1041 ATTR_MATHFN_FPROUNDING_ERRNO.
1043 2017-12-12 Richard Biener <rguenther@suse.de>
1045 PR tree-optimization/83385
1046 * graphite-scop-detection.c (get_order, order): Remove.
1047 (bb_to_rpo): New global.
1049 (build_scops): Sort pbbs in RPO order.
1051 2017-12-12 James Greenhalgh <james.greenhalgh@arm.com>
1053 * combine.c (simplify_set): Do not transform subregs to zero_extends
1054 if the destination mode is a vector mode.
1056 2017-12-12 Jakub Jelinek <jakub@redhat.com>
1058 PR tree-optimization/83359
1059 * tree-cfg.h (fold_loop_internal_call): Declare.
1060 * tree-vectorizer.c (fold_loop_internal_call): Moved to ...
1061 * tree-cfg.c (fold_loop_internal_call): ... here. No longer static.
1062 (find_loop_dist_alias): New function.
1063 (move_sese_region_to_fn): If any dloop->orig_loop_num value is
1064 updated, also adjust any corresponding LOOP_DIST_ALIAS internal
1067 PR tree-optimization/80631
1068 * tree-vect-loop.c (get_initial_def_for_reduction): Fix comment typo.
1069 (vect_create_epilog_for_reduction): Add INDUC_VAL and INDUC_CODE
1070 arguments, for INTEGER_INDUC_COND_REDUCTION use INDUC_VAL instead of
1071 hardcoding zero as the value if COND_EXPR is never true. For
1072 INTEGER_INDUC_COND_REDUCTION don't emit the final COND_EXPR if
1073 INDUC_VAL is equal to INITIAL_DEF, and use INDUC_CODE instead of
1074 hardcoding MAX_EXPR as the reduction operation.
1075 (is_nonwrapping_integer_induction): Allow negative step.
1076 (vectorizable_reduction): Compute INDUC_VAL and INDUC_CODE for
1077 vect_create_epilog_for_reduction, if no value is suitable, don't
1078 use INTEGER_INDUC_COND_REDUCTION for now. Formatting fixes.
1080 2017-12-12 Richard Biener <rguenther@suse.de>
1082 PR tree-optimization/81889
1083 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness): Use
1084 range info from the non-wrapping IV instead of just the range
1087 2017-12-12 Julia Koval <julia.koval@intel.com>
1089 * config.gcc: Add vaesintrin.h.
1090 * config/i386/i386-builtin-types.def (V64QI_FTYPE_V64QI_V64QI):
1092 * config/i386/i386-builtin.def (__builtin_ia32_vaesdec_v16qi,
1093 __builtin_ia32_vaesdec_v32qi, __builtin_ia32_vaesdec_v64qi):
1095 * config/i386/i386.c (ix86_expand_args_builtin): Handle new type.
1096 * config/i386/immintrin.h: Include vaesintrin.h.
1097 * config/i386/sse.md (vaesdec_<mode>): New pattern.
1098 * config/i386/vaesintrin.h (_mm256_aesdec_epi128, _mm512_aesdec_epi128,
1099 _mm_aesdec_epi128): New intrinsics.
1101 2017-12-12 Julia Koval <julia.koval@intel.com>
1103 * common/config/i386/i386-common.c (OPTION_MASK_ISA_VAES_SET,
1104 OPTION_MASK_ISA_VAES_UNSET): New.
1105 (ix86_handle_option): Handle -mvaes.
1106 * config/i386/cpuid.h: Define bit_VAES.
1107 * config/i386/driver-i386.c (host_detect_local_cpu): Detect -mvaes.
1108 * config/i386/i386-c.c (__VAES__): New.
1109 * config/i386/i386.c (ix86_target_string): Add -mvaes.
1110 (ix86_valid_target_attribute_inner_p): Ditto.
1111 * config/i386/i386.h (TARGET_VAES, TARGET_VAES_P): New.
1112 * config/i386/i386.opt: Add -mvaes.
1113 * doc/invoke.texi: Ditto.
1115 2017-12-12 Alexandre Oliva <aoliva@redhat.com>
1117 * debug.h (gcc_debug_hooks): Add inline_entry.
1118 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
1119 * debug.c (do_nothing_debug_hooks): Likewise.
1120 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1121 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
1122 (dwarf2_lineno_debug_hooks): Likewise.
1124 * common.opt (gstatement-frontiers): New, setting
1125 debug_nonbind_markers_p.
1126 * rtl.h (MAY_HAVE_DEBUG_MARKER_INSNS): Activate.
1127 * toplev.c (process_options): Autodetect value for debug statement
1129 * tree.h (MAY_HAVE_DEBUG_MARKER_STMTS): Activate.
1130 * doc/invoke.texi (gstatement-frontiers, gno-statement-frontiers): New.
1132 * cfgexpand.c (expand_gimple_basic_block): Handle begin stmt
1133 markers. Integrate source bind into debug stmt expand loop.
1134 (pass_expand::execute): Check debug marker limit. Avoid deep
1135 TER and expand debug locations for debug bind insns only.
1136 * cse.c (insn_live_p): Keep nonbind markers and debug bindings
1138 * df-scan.c (df_insn_delete): Accept out-of-block debug insn.
1139 * final.c (reemit_insn_block_notes): Take current block from
1140 nonbind markers. Declare note where it's first set.
1141 (final_scan_insn): Handle begin stmt notes. Emit is_stmt according to
1142 begin stmt markers if enabled.
1143 (notice_source_line): Handle nonbind markers. Fail if their
1144 location is unknown or that of builtins.
1145 (rest_of_handle_final): Convert begin stmt markers to notes if
1146 var-tracking didn't run.
1147 (rest_of_clean_state): Skip begin stmt markers.
1148 * gimple-pretty-print.c (dump_gimple_debug): Handle begin stmt
1150 * function.c (allocate_struct_function): Set begin_stmt_markers.
1151 * function.h (struct function): Add debug_marker_count counter
1152 and debug_nonbind_markers flag.
1153 * gimple-iterator.c (gsi_remove): Adjust debug_marker_count.
1154 * gimple-low.c (lower_function_body): Adjust
1155 debug_nonbind_markers.
1156 (lower_stmt): Drop or skip gimple debug stmts.
1157 (lower_try_catch): Skip debug stmts.
1158 * gimple.c (gimple_build_debug_begin_stmt): New.
1159 (gimple_copy): Increment debug_marker_count if copying one.
1160 * gimple.h (gimple_build_debug_begin_stmt): Declare.
1161 * gimplify.c (rexpr_location): New.
1162 (rexpr_has_location): New.
1163 (warn_switch_unreachable_r): Handle gimple debug stmts.
1164 (shortcut_cond_r): Call expr_location.
1166 (find_goto_label): New.
1167 (shortcut_cond_expr): Call expr_has_location, expr_location, and
1169 (gimplify_cond_expr): Call find_goto_label, expr_has_location, and
1171 (gimplify_expr): Handle begin stmt markers. Reject debug expr decls.
1172 * langhooks-def.h (LANG_HOOKS_EMITS_BEGIN_STMT): New. Add to...
1173 (LANG_HOOKS_INITIALIZER): ... this.
1174 * langhooks.h (struct lang_hooks): Add emits_begin_stmt.
1175 * lra-contraints.c (inherit_reload_reg): Tolerate between-blocks
1177 (update_ebb_live_info): Skip debug insn markers.
1178 * lra.c (debug_insn_static_data): Rename to...
1179 (debug_bind_static_data): ... this.
1180 (debug_marker_static_data): New.
1181 (lra_set_insn_recog_data): Select one of the above depending
1183 (lra_update_isn_regno_info): Don't assume debug insns have
1185 (push_insns): Skip debug insns.
1186 * lto-streamer-in.c (input_function): Drop debug stmts
1187 depending on active options. Adjust debug_nonbind_markers.
1188 * params.def (PARAM_MAX_DEBUG_MARKER_COUNT): New.
1189 * print-rtl.c (rtx_writer::print_rtx_operand_code_0): Handle
1190 begin stmt marker notes.
1191 (print_insn): Likewise.
1192 * recog.c (extract_insn): Recognize rtl for debug markers.
1193 * rtl.def (DEBUG_MARKER): New.
1194 * tree-inline.c: Include params.h.
1195 (remap_gimple_stmt): Handle nonbind markers.
1196 (maybe_move_debug_stmts_to_successors): Likewise.
1197 (copy_debug_stmt): Likewise.
1198 * tree-iterator.c (append_to_statement_list_1): Append begin stmt
1199 markers regardless of no side effects.
1200 (tsi_link_before): Don't update container's side effects when adding
1201 a begin stmt marker.
1202 (tsi_link_after): Likewise.
1203 (expr_first): Skip begin stmt markers.
1204 (expr_last): Likewise.
1205 * tree-pretty-print (dump_generic_node): Handle begin stmt markers.
1206 * tree-ssa-threadedge.c (propagate_threaded_block_debug_info):
1207 Disregard nonbind markers.
1208 * tree.c (make_node_stat): Don't set side effects for begin stmt
1210 (build1_stat): Likewise.
1211 * tree.def (DEBUG_BEGIN_STMT): New.
1212 * tree.h (GOTO_DESTINATION): Require a GOTO_EXPR.
1213 * var-tracking.c (delete_debug_insns): Renamed to...
1214 (delete_vta_debug_insns): ... this.
1215 (reemit_marker_as_note): New.
1216 (vt_initialize): Reemit markers.
1217 (delete_vta_debug_insns): Likewise.
1218 (vt_debug_insns_local): Reemit or delete markers.
1219 (variable_tracking_main_1): Likewise.
1220 * doc/generic.texi (DEBUG_BEGIN_STMT): Document.
1221 * doc/gimple.texi (gimple_debug_begin_stmt_p): New.
1222 (gimple_debug_nonbind_marker_p): New.
1223 (gimple_build_debug_bind): Adjust.
1224 (gimple_build_debug_begin_stmt): New.
1225 * doc/invoke.texi (max-debug-marker-count): New param.
1226 * doc/rtl.texi (debug_implicit_ptr, entry_value): New.
1227 (debug_parameter_ref, debug_marker): New.
1228 (NOTE_INSN_BEGIN_STMT): New.
1229 (DEBUG_INSN): Describe begin stmt markers.
1231 * cfgbuild.c (find_bb_boundaries): Don't purge dead edges if,
1232 without debug insns, we wouldn't, but clean up debug insns
1233 after a control flow insn nevertheless.
1235 * cfgcleanup.c (delete_unreachable_blocks): Use alternate
1236 block removal order if MAY_HAVE_DEBUG_BIND_INSNS.
1237 * cfgexpand.c (label_rtx_for_bb): Skip debug insns.
1238 * cfgrtl.c (try_redirect_by_replacing_jump): Skip debug insns.
1239 (rtl_tidy_fallthru_edge): Likewise.
1240 (rtl_verify_fallthru): Likewise.
1241 (rtl_verify_bb_layout): Likewise.
1242 (skip_insns_after_block): Likewise.
1243 (duplicate_insn_chain): Use DEBUG_BIND_INSN_P.
1244 * dwarf2out.c: Include print-rtl.h.
1245 (dwarf2out_next_real_insn): New.
1246 (dwarf2out_var_location): Call it. Disregard begin stmt markers.
1247 Dump debug binds in asm comments.
1248 * gimple-iterator.c (gimple_find_edge_insert_loc): Skip debug stmts.
1249 * gimple-iterator.h (gsi_start_bb_nondebug): Remove; adjust
1250 callers to use gsi_start_nondebug_bb instead.
1251 (gsi_after_labels): Skip gimple debug stmts.
1252 (gsi_start_nondebug): New.
1253 * gimple-loop-interchange.c (find_deps_in_bb_for_stmt): Adjust.
1254 (proper_loop_form_for_interchange): Adjust.
1255 * gimple-low.c (gimple_seq_may_fallthru): Take last nondebug stmt.
1256 * gimple.h (gimple_seq_last_nondebug_stmt): New.
1257 * gimplify.c (last_stmt_in_scope): Skip debug stmts.
1258 (collect_fallthrough_labels): Likewise.
1259 (should_warn_for_implicit_fallthrough): Likewise.
1260 (warn_implicit_fallthrough_r): Likewise.
1261 (expand_FALLTHROUGH_r): Likewise.
1262 * graphite-isl-ast-to-gimple.c (gsi_insert_earliest): Adjust.
1263 (graphite_copy_stmts_from_block): Skip nonbind markers.
1264 * haifa-sched.c (sched_extend_bb): Skip debug insns.
1265 * ipa-icf-gimple.c (func_checker::compare_bb): Adjust.
1266 * jump.c (clean_barriers): Skip debug insns.
1267 * omp-expand.c (expand_parallel_call): Skip debug insns.
1268 (expand_task_call): Likewise.
1269 (remove_exit_barrier): Likewise.
1270 (expand_omp_taskreg): Likewise.
1271 (expand_omp_for_init_counts): Likewise.
1272 (expand_omp_for_generic): Likewise.
1273 (expand_omp_for_static_nochunk): Likewise.
1274 (expand_omp_for_static_chunk): Likewise.
1275 (expand_omp_simd): Likewise.
1276 (expand_omp_taskloop_for_outer): Likewise.
1277 (expand_omp_taskloop_for_inner): Likewise.
1278 (expand_oacc_for): Likewise.
1279 (expand_omp_sections): Likewise.
1280 (expand_omp_single): Likewise.
1281 (expand_omp_synch): Likewise.
1282 (expand_omp_atomic_load): Likewise.
1283 (expand_omp_atomic_store): Likewise.
1284 (expand_omp_atomic_fetch_op): Likewise.
1285 (expand_omp_atomic_pipeline): Likewise.
1286 (expand_omp_atomic_mutex): Likewise.
1287 (expand_omp_target): Likewise.
1288 (grid_expand_omp_for_loop): Likewise.
1289 (grid_expand_target_grid_body): Likewise.
1290 (build_omp_regions_1): Likewise.
1291 * omp-low.c (check_combined_parallel): Skip debug stmts.
1292 * postreload.c (fixup_debug_insns): Skip nonbind debug insns.
1293 * regcprop.c (find_oldest_value_reg): Ensure REGNO is not a pseudo.
1294 * sese.c (sese_trivially_empty_bb_p): Call is_gimple_debug in
1296 * tree-cfg.c (make_blobs_1): Skip debug stmts.
1297 (make_edges): Likewise.
1298 (cleanup_dead_labels): Likewise.
1299 (gimple_can_merge_blocks_p): Likewise.
1300 (stmt_starts_bb_p): Likewise.
1301 (gimple_block_label): Likewise.
1302 (gimple_redirect_edge_and_branch): Likewise.
1303 * tree-cfgcleanup.c (remove_forwarder_block): Rearrange skipping
1305 (execute_cleanup_cfg_post_optimizing): Dump enumerated decls with
1307 * tree-pretty-print (print_declaration): Omit initializer in slim
1309 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark begin stmt
1311 (eliminate_unnecessary_stmts): Stabilize block removal order.
1312 * tree-ssa-tail-merge.c (find_duplicate): Skip debug stmts.
1313 * var-tracking.c (get_first_insn): New.
1314 (vt_emit_notes): Call it.
1315 (vt_initialize): Walk any insns before the first BB.
1316 (delete_debug_insns): Likewise.
1318 * gimple.h (enum gimple_debug_subcode): Add
1319 GIMPLE_DEBUG_BEGIN_STMT.
1320 (gimple_debug_begin_stmt_p): New.
1321 (gimple_debug_nonbind_marker_p): New.
1322 * tree.h (MAY_HAVE_DEBUG_MARKER_STMTS): New.
1323 (MAY_HAVE_DEBUG_BIND_STMTS): Renamed from....
1324 (MAY_HAVE_DEBUG_STMTS): ... this. Check both.
1325 * insn-notes.def (BEGIN_STMT): New.
1326 * rtl.h (MAY_HAVE_DEBUG_MARKER_INSNS): New.
1327 (MAY_HAVE_DEBUG_BIND_INSNS): Renamed from....
1328 (MAY_HAVE_DEBUG_INSNS): ... this. Check both.
1329 (NOTE_MARKER_LOCATION, NOTE_MARKER_P): New.
1330 (DEBUG_BIND_INSN_P, DEBUG_MARKER_INSN_P): New.
1331 (INSN_DEBUG_MARKER_KIND): New.
1332 (GEN_RTX_DEBUG_MARKER_BEGIN_STMT_PAT): New.
1333 (INSN_VAR_LOCATION): Check for VAR_LOCATION.
1334 (INSN_VAR_LOCATION_PTR): New.
1335 * cfgexpand.c (expand_debug_locations): Handle debug bind insns
1337 (expand_gimple_basic_block): Likewise. Emit debug temps for TER
1338 deps only if debug bind insns are enabled.
1339 (pass_expand::execute): Avoid deep TER and expand
1340 debug locations for debug bind insns only.
1341 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Narrow
1342 debug stmts special handling down to debug bind stmts.
1343 * combine.c (try_combine): Narrow debug insns special handling
1344 down to debug bind insns.
1345 * cse.c (delete_trivially_dead_insns): Handle debug bindings.
1346 Narrow debug insns preexisting special handling down to debug
1348 * dce.c (rest_of_handle_ud_dce): Narrow debug insns special
1349 handling down to debug bind insns.
1350 * function.c (instantiate_virtual_regs): Skip debug markers,
1351 adjust handling of debug binds.
1352 * gimple-ssa-backprop.c (backprop::prepare_change): Try debug
1353 temp insertion iff MAY_HAVE_DEBUG_BIND_STMTS.
1354 * haifa-sched.c (schedule_insn): Narrow special handling of debug
1355 insns to debug bind insns.
1356 * ipa-param-manipulation.c (ipa_modify_call_arguments): Narrow
1357 special handling of debug stmts to debug bind stmts.
1358 * ipa-split.c (split_function): Likewise.
1359 * ira.c (combine_and_move_insns): Adjust debug bind insns only.
1360 * loop-unroll.c (apply_opt_in_copies): Adjust tests on bind
1362 * reg-stack.c (convert_regs_1): Use DEBUG_BIND_INSN_P.
1363 * regrename.c (build_def_use): Likewise.
1364 * regcprop.c (copyprop_hardreg_forward_1): Likewise.
1365 (pass_cprop_hardreg): Narrow special casing of debug insns to
1367 * regstat.c (regstat_init_n_sets_and_refs): Likewise.
1368 * reload1.c (reload): Likewise.
1369 * sese.c (sese_insert_phis_for_liveouts): Narrow special
1370 casing of debug stmts to debug bind stmts.
1371 * shrink-wrap.c (move_insn_for_shrink_wrap): Likewise.
1372 * ssa-iterators.h (num_imm_uses): Likewise.
1373 * tree-cfg.c (gimple_merge_blocks): Narrow special casing of
1374 debug stmts to debug bind stmts.
1375 * tree-inline.c (tree_function_versioning): Narrow special casing
1376 of debug stmts to debug bind stmts.
1377 * tree-loop-distribution.c (generate_loops_for_partition):
1378 Narrow special casing of debug stmts to debug bind stmts.
1379 * tree-sra.c (analyze_access_subtree): Narrow special casing
1380 of debug stmts to debug bind stmts.
1381 * tree-ssa-dce.c (remove_dead_stmt): Narrow special casing of debug
1382 stmts to debug bind stmts.
1383 * tree-ssa-loop-ivopt.c (remove_unused_ivs): Narrow special
1384 casing of debug stmts to debug bind stmts.
1385 * tree-ssa-reassoc.c (reassoc_remove_stmt): Likewise.
1386 * tree-ssa-tail-merge.c (tail_merge_optimize): Narrow special
1387 casing of debug stmts to debug bind stmts.
1388 * tree-ssa-threadedge.c (propagate_threaded_block_debug_info):
1390 * tree-ssa.c (flush_pending_stmts): Narrow special casing of
1391 debug stmts to debug bind stmts.
1392 (gimple_replace_ssa_lhs): Likewise.
1393 (insert_debug_temp_for_var_def): Likewise.
1394 (insert_debug_temps_for_defs): Likewise.
1395 (reset_debug_uses): Likewise.
1396 * tree-ssanames.c (release_ssa_name_fn): Likewise.
1397 * tree-vect-loop-manip.c (adjust_debug_stmts_now): Likewise.
1398 (adjust_debug_stmts): Likewise.
1399 (adjust_phi_and_debug_stmts): Likewise.
1400 (vect_do_peeling): Likewise.
1401 * tree-vect-loop.c (vect_transform_loop): Likewise.
1402 * valtrack.c (propagate_for_debug): Use BIND_DEBUG_INSN_P.
1403 * var-tracking.c (adjust_mems): Narrow special casing of debug
1404 insns to debug bind insns.
1405 (dv_onepart_p, dataflow_set_clar_at_call, use_type): Likewise.
1406 (compute_bb_dataflow, vt_find_locations): Likewise.
1407 (vt_expand_loc, emit_notes_for_changes): Likewise.
1408 (vt_init_cfa_base): Likewise.
1409 (vt_emit_notes): Likewise.
1410 (vt_initialize): Likewise.
1411 (vt_finalize): Likewise.
1413 * emit-rtl.c (next_nondebug_insn, prev_nondebug_insn): Reorder.
1414 (next_nonnote_nondebug_insn, prev_nonnote_nondebug_insn): Reorder.
1415 (next_nonnote_nondebug_insn_bb): New.
1416 (prev_nonnote_nondebug_insn_bb): New.
1417 (prev_nonnote_insn_bb, next_nonnote_insn_bb): Remove.
1418 * rtl.h (prev_nonnote_insn_bb, next_nonnote_insn_bb): Remove decls.
1419 (prev_nonnote_nondebug_insn_bb): Declare.
1420 (next_nonnote_nondebug_insn_bb): Declare.
1421 * cfgbuild.c (find_bb_boundaries): Adjust to skip debug insns.
1422 * cfgrtl.c (get_last_bb_insn): Likewise.
1423 * lra.c (push_insns): Likewise.
1425 2017-12-11 David Malcolm <dmalcolm@redhat.com>
1428 * selftest-run-tests.c (selftest::run_tests): Move start/finish code
1430 * selftest.c (selftest::test_runner::test_runner): New ctor.
1431 (selftest::test_runner::~test_runner): New dtor.
1432 * selftest.h (class selftest::test_runner): New class.
1434 2017-12-11 Carl Love <cel@us.ibm.com>
1436 * config/rs6000/altivec.h (vec_extract_fp32_from_shorth,
1437 vec_extract_fp32_from_shortl]): Add #defines.
1438 * config/rs6000/rs6000-builtin.def (VSLDOI_2DI): Add macro expansion.
1439 * config/rs6000/rs6000-c.c (ALTIVEC_BUILTIN_VEC_UNPACKH,
1440 ALTIVEC_BUILTIN_VEC_UNPACKL, ALTIVEC_BUILTIN_VEC_AND,
1441 ALTIVEC_BUILTIN_VEC_SLD, ALTIVEC_BUILTIN_VEC_SRL,
1442 ALTIVEC_BUILTIN_VEC_SRO, ALTIVEC_BUILTIN_VEC_SLD,
1443 ALTIVEC_BUILTIN_VEC_SLL): Add expansions.
1444 * doc/extend.texi: Add documentation for the added builtins.
1446 2017-12-11 Alexandre Oliva <aoliva@redhat.com>
1448 PR rtl-optimization/80693
1449 PR rtl-optimization/81019
1450 PR rtl-optimization/81020
1451 * combine.c (distribute_notes): Reset any REG_UNUSED REGs that
1452 are not mentioned in i3. Place the REG_UNUSED note on i2,
1453 possibly modified to REG_DEAD, if it did not originate in i3.
1455 2017-12-11 Jakub Jelinek <jakub@redhat.com>
1457 * recog.c (store_data_bypass_p_1): New function.
1458 (store_data_bypass_p): Handle USE in a PARALLEL like CLOBBER. Use
1459 store_data_bypass_p_1 to avoid code duplication. Formatting fixes.
1461 2017-12-11 Segher Boessenkool <segher@kernel.crashing.org>
1463 PR rtl-optimization/83361
1464 * ifcvt.c (if_convert): Call fixup_partitions.
1466 2017-12-11 Will Schmidt <will_schmidt@vnet.ibm.com>
1468 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for
1469 early folding of splat_u{8,16,32}.
1471 2017-12-11 Jakub Jelinek <jakub@redhat.com>
1473 * config/aarch64/aarch64.c (aarch64_print_operand): Don't start
1474 output_operand_lossage first argument with capital letter.
1475 (aarch64_override_options): Don't start error and sorry first argument
1476 with capital letter.
1478 2017-12-11 Andi Kleen <ak@linux.intel.com>
1480 PR gcov-profile/83355
1481 * auto-profile.c (string_table::get_index_by_decl): Don't
1482 recurse when abstract origin points to itself.
1484 2017-12-11 Bin Cheng <bin.cheng@arm.com>
1486 PR tree-optimization/83320
1487 * gimple-loop-interchange.cc (free_data_refs_with_aux): Use delete.
1488 (prune_datarefs_not_in_loop): Ditto.
1490 2017-12-10 Gerald Pfeifer <gerald@pfeifer.com>
1492 * doc/install.texi (Specific): Tweak link to mkssoftware.com.
1494 2017-12-10 Jakub Jelinek <jakub@redhat.com>
1496 PR tree-optimization/83337
1497 * gimple-loop-interchange.cc (compute_access_stride): Handle
1498 bitfield DRs properly.
1500 2017-12-09 Jakub Jelinek <jakub@redhat.com>
1502 PR tree-optimization/83338
1503 * tree-vect-stmts.c (vectorizable_operation): Handle POINTER_DIFF_EXPR
1504 vectorization as MINUS_EXPR with a subsequent VIEW_CONVERT_EXPR from
1505 vector of unsigned integers to vector of signed integers.
1507 2017-12-08 Vladimir Makarov <vmakarov@redhat.com>
1509 PR rtl-optimization/83317
1510 * lra-constraints.c (process_address_1): Add insn code check.
1512 2017-12-08 Michael Matz <matz@suse.de>
1514 Fix PR tree-optimization/83323
1515 * gimple-loop-jam (unroll_jam_possible_p): Correct test for
1516 head-controlled loops and loop BBs.
1517 * common.opt (funroll-and-jam): Remove, instead ...
1518 (floop-unroll-and-jam): ... reuse this option.
1519 * opts.c (default_options_table): Use OPT_floop_unroll_and_jam.
1520 * doc/invoke.texi (-funroll-and-jam): Move docu to ...
1521 (-floop-unroll-and-jam): ... this option.
1523 2017-12-08 Jakub Jelinek <jakub@redhat.com>
1525 * ipa-polymorphic-call.c (noncall_stmt_may_be_vtbl_ptr_store): Fix
1526 a comment typo, get_base_ref_and_offset -> get_ref_base_and_extent.
1527 * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Likewise.
1529 2017-12-08 Richard Biener <rguenther@suse.de>
1532 * tree-ssa-uninit.c (warn_uninitialized_vars): Properly
1533 handle accesses outside of zero-sized vars.
1535 2017-12-08 Martin Jambor <mjambor@suse.cz>
1537 PR tree-optimization/83141
1538 * tree-sra.c (contains_vce_or_bfcref_p): Move up in the file, also
1539 test for MEM_REFs implicitely changing types with padding. Remove
1541 (build_accesses_from_assign): Added contains_vce_or_bfcref_p checks.
1543 2017-12-08 Jakub Jelinek <jakub@redhat.com>
1545 * config/arc/arc.c (arc_attribute_table): Add exclusions to
1547 * config/avr/avr.c (avr_attribute_table): Likewise.
1548 * config/msp430/msp430.c (msp430_attribute_table): Likewise.
1549 * config/rl78/rl78.c (rl78_attribute_table): Likewise.
1550 * config/nds32/nds32.c (nds32_attribute_table): Likewise.
1551 * config/darwin.h (SUBTARGET_ATTRIBUTE_TABLE): Initialize new member
1552 of struct attribute_spec.
1553 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Likewise.
1555 2017-12-08 Ulrich Weigand <uweigand@de.ibm.com>
1558 * config/spu/spu.c (pad_bb): Only check INSN_CODE when INSN_P is true.
1560 2017-12-08 Jan Hubicka <hubicka@ucw.cz>
1563 * profile-count.c (profile_count::from_gcov_type): Move from
1564 profile-count.h; handle overflow.
1565 * profile-count.h (profile_count::from_gcov_type): Move offline.
1567 2017-12-08 Segher Boessenkool <segher@kernel.crashing.org>
1569 PR rtl-optimization/83304
1570 * combine.c (move_deaths): If we do not know where a register died,
1573 2017-12-08 Richard Biener <rguenther@suse.de>
1575 * gimple-loop-interchange.cc (tree_loop_interchange::interchange):
1576 Provide -fopt-info-loop feedback when we interchange in a nest.
1578 2017-06-08 Richard Earnshaw <rearnsha@arm.com>
1580 * config/arm/driver-arm.c (arm_cpu_table): Use fp-capable product names
1581 for armv6 ARM CPU IDs.
1583 2017-06-08 Richard Earnshaw <rearnsha@arm.com>
1585 * common/config/arm/arm-common.c: Include <algorithm>.
1586 (INCLUDE_VECTOR): Define.
1587 (compare_opt_names): New function.
1588 (arm_rewrite_selected_arch): Only strip out extensions that can be
1589 expressed through -mfpu. Sort the remaining extensions
1592 2017-06-08 Richard Earnshaw <rearnsha@arm.com>
1594 * config/arm/arm.h (arm_asm_auto_mfpu): Declare.
1595 (ASM_CPU_SPEC_FUNCTIONS): Add new rule asm_auto_mfpu.
1596 (ASM_CPU_SPEC): Use it if -mfpu is set to auto.
1597 * common/config/arm/arm-common.c (arm_asm_auto_mfpu): New function.
1599 2017-06-08 Tristan Gingold <gindold@adacore.com>
1602 * dwarf2out.c (dwarf2out_do_cfi_startproc): Only emit
1603 .cfi_personality or .cfi_lsda if the eh data format is dwarf2.
1605 2017-12-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1607 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE): Initialize new member
1608 of struct attribute_spec.
1610 2017-12-08 Julia Koval <julia.koval@intel.com>
1612 * config/i386/avx512vnniintrin.h (_mm512_dpwssds_epi32,
1613 _mm512_mask_dpwssds_epi32, _mm512_maskz_dpwssds_epi32): New intrinsics.
1614 * config/i386/avx512vnnivlintrin.h (_mm256_dpwssds_epi32,
1615 _mm256_mask_dpwssds_epi32, _mm256_maskz_dpwssds_epi32,
1616 _mm_dpwssds_epi32, _mm_mask_dpwssds_epi32,
1617 _mm_maskz_dpwssds_epi32): Ditto.
1619 2017-12-08 Richard Biener <rguenther@suse.de>
1621 PR tree-optimization/81303
1622 * tree-vect-stmts.c (vect_is_simple_cond): For invariant
1623 conditions try to create a comparison vector type matching
1624 the data vector type.
1625 (vectorizable_condition): Adjust.
1626 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1627 Leave invariant conditions alone in case we can vectorize those.
1629 2017-12-08 Julia Koval <julia.koval@intel.com>
1631 * config/i386/avx512vnniintrin.h (_mm512_dpwssd_epi32,
1632 _mm512_mask_dpwssd_epi32, _mm512_maskz_dpwssd_epi32): New intrinsics.
1633 * config/i386/avx512vnnivlintrin.h (_mm256_dpwssd_epi32,
1634 _mm256_mask_dpwssd_epi32, _mm256_maskz_dpwssd_epi32, _mm_dpwssd_epi32,
1635 _mm_mask_dpwssd_epi32, _mm_maskz_dpwssd_epi32): Ditto.
1637 2017-12-08 Julia Koval <julia.koval@intel.com>
1639 * config/i386/avx512vnniintrin.h (_mm512_dpbusds_epi32,
1640 _mm512_mask_dpbusds_epi32, _mm512_maskz_dpbusds_epi32): New.
1641 * config/i386/avx512vnnivlintrin.h (_mm256_dpbusds_epi32,
1642 _mm256_mask_dpbusds_epi32, _mm256_maskz_dpbusds_epi32,
1643 _mm_dpbusds_epi32, _mm_mask_dpbusds_epi32,
1644 _mm_maskz_dpbusds_epi32): New intrinsics.
1646 2017-12-07 Sandra Loosemore <sandra@codesourcery.com>
1648 * config/nios2/nios2.md (ld<bhw_uns>io): Add splitter for memory
1650 (ld<bh>io_signed): Likewise.
1651 (st<bhw>io): Likewise.
1652 * config/nios2/predicates.md (ldstio_memory_operand): Allow
1653 SMALL_INT12 constant integer operand.
1655 2017-12-07 Sandra Loosemore <sandra@codesourcery.com>
1657 * config/nios2/nios2.c (nios2_symbolic_constant_allowed):
1659 (nios2_large_constant_allowed): ...this. Adjust uses.
1660 (nios2_plus_symbolic_constant_p): Rename to...
1661 (nios2_plus_large_constant_p): ...this. Adjust uses.
1662 (nios2_legitimate_address_p): Correct CONST_INT handling.
1663 (nios2_symbolic_memory_operand_p): Rename to...
1664 (nios2_large_constant_memory_operand_p): ...this. Adjust uses.
1665 (nios2_large_constant_p): Check for large constant integers too.
1666 (nios2_split_large_constant): Handle constant integers.
1667 (nios2_split_symbolic_memory_operand): Rename to...
1668 (nios2_split_large_constant_memory_operand): ...this. Adjust uses.
1669 (nios2_legitimize_constant_address): Handle constant integers.
1670 (r0rel_constant_p): Handle small constant integers.
1671 (nios2_print_operand_address): Handle r0-relative integer addresses.
1672 * config/nios2/nios2-protos.h: Adjust for renamed functions.
1673 * config/nios2/nios2.md: Adjust for renamed functions.
1675 2017-12-07 Andrew Waterman <andrew@sifive.com>
1677 * config/riscv/riscv.c (TARGET_ASM_SELECT_SECTION): New define.
1678 (TARGET_HAVE_SRODATA_SECTION): New define.
1679 (riscv_select_section): New function.
1681 2017-12-08 Joseph Myers <joseph@codesourcery.com>
1682 Alexander Monakov <amonakov@ispras.ru>
1683 Jakub Jelinek <jakub@redhat.com>
1686 * config/i386/i386.c (ix86_expand_rint): Handle flag_rounding_math.
1688 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1690 * config/aarch64/aarch64.c (aarch64_print_address_internal): Return
1691 a bool success value. Don't call output_operand_lossage here.
1692 (aarch64_print_ldpstp_address): Return a bool success value.
1693 (aarch64_print_operand_address): Call output_addr_const if
1694 aarch64_print_address_internal fails.
1695 (aarch64_print_operand): Don't assert that the mode is 16 bytes for
1696 'y'; call output_operand_lossage instead. Call output_operand_lossage
1697 if aarch64_print_ldpstp_address fails.
1699 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1701 * tree-vector-builder.h
1702 (tree_vector_builder::binary_encoded_nelts): Declare.
1703 * tree-vector-builder.c
1704 (tree_vector_builder::binary_encoded_nelts): New function.
1705 * fold-const.c (negate_expr_p): Likewise.
1706 (operand_equal_p, fold_checksum_tree): Likewise.
1707 * tree-loop-distribution.c (const_with_all_bytes_same): Likewise.
1708 * tree.c (integer_zerop, integer_onep, integer_all_onesp, real_zerop)
1709 (real_onep, real_minus_onep, add_expr, initializer_zerop): Likewise.
1710 (uniform_vector_p): Likewise.
1711 * varasm.c (const_hash_1, compare_constant): Likewise.
1712 * tree-ssa-ccp.c: Include tree-vector-builder.h.
1713 (valid_lattice_transition): Operate directly on the VECTOR_CST
1715 * ipa-icf.c: Include tree-vector-builder.h.
1716 (sem_variable::equals): Operate directly on the VECTOR_CST encoding.
1717 * print-tree.c (print_node): Print encoding of VECTOR_CSTs.
1719 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1721 * tree.c (build_vector): Delete.
1722 * tree.h (build_vector): Make static and move into the self-testing
1725 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1727 * vector-builder.h (vector_builder::derived): New const overload.
1728 (vector_builder::elt): New function.
1729 * tree-vector-builder.h (tree_vector_builder::type): New function.
1730 (tree_vector_builder::apply_step): Declare.
1731 * tree-vector-builder.c (tree_vector_builder::apply_step): New
1733 * gimple-fold.h (tree_vector_builder): Declare.
1734 (gimple_build_vector): Take a tree_vector_builder instead of a
1735 type and vector of elements.
1736 * gimple-fold.c (gimple_build_vector): Likewise.
1737 * tree-vect-loop.c (get_initial_def_for_reduction): Update call
1739 (get_initial_defs_for_reduction): Likewise.
1740 (vectorizable_induction): Likewise.
1742 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1744 * tree-vector-builder.h
1745 (tree_vector_builder::new_binary_operation): Declare.
1746 * tree-vector-builder.c
1747 (tree_vector_builder::new_binary_operation): New function.
1748 * fold-const.c (fold_relational_const): Use it.
1749 (const_binop): Likewise. Check that both input vectors have
1750 the same number of elements, thus excluding things like WIDEN_SUM.
1751 Check whether it is possible to operate directly on the encodings
1754 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1756 * fold-const.c (fold_negate_expr_1): Use tree_vector_builder and
1757 new_unary_operation, operating only on the encoded elements.
1758 (const_unop): Likewise.
1759 (exact_inverse): Likewise.
1760 (distributes_over_addition_p): New function.
1761 (const_binop): Use tree_vector_builder and new_unary_operation
1762 for combinations of VECTOR_CST and INTEGER_CST. Operate only
1763 on the encoded elements unless the encoding is strided and the
1764 operation does not distribute over addition.
1765 (fold_convert_const): Use tree_vector_builder and
1766 new_unary_operation. Operate only on the encoded elements
1767 for truncating integer conversions, or for non-stepped encodings.
1769 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1771 * config/sparc/sparc.c: Include tree-vector-builder.h.
1772 (sparc_fold_builtin): Use tree_vector_builder instead of build_vector.
1773 * expmed.c: Include tree-vector-builder.h.
1774 (make_tree): Use tree_vector_builder instead of build_vector.
1775 * fold-const.c: Include tree-vector-builder.h.
1776 (const_binop): Use tree_vector_builder instead of build_vector.
1777 (const_unop): Likewise.
1778 (native_interpret_vector): Likewise.
1779 (fold_vec_perm): Likewise.
1780 (fold_ternary_loc): Likewise.
1781 * gimple-fold.c: Include tree-vector-builder.h.
1782 (gimple_fold_stmt_to_constant_1): Use tree_vector_builder instead
1784 * tree-ssa-forwprop.c: Include tree-vector-builder.h.
1785 (simplify_vector_constructor): Use tree_vector_builder instead
1787 * tree-vect-generic.c: Include tree-vector-builder.h.
1788 (add_rshift): Use tree_vector_builder instead of build_vector.
1789 (expand_vector_divmod): Likewise.
1790 (optimize_vector_constructor): Likewise.
1791 * tree-vect-loop.c: Include tree-vector-builder.h.
1792 (vect_create_epilog_for_reduction): Use tree_vector_builder instead
1793 of build_vector. Explicitly use a stepped encoding for
1795 * tree-vect-slp.c: Include tree-vector-builder.h.
1796 (vect_get_constant_vectors): Use tree_vector_builder instead
1798 (vect_transform_slp_perm_load): Likewise.
1799 (vect_schedule_slp_instance): Likewise.
1800 * tree-vect-stmts.c: Include tree-vector-builder.h.
1801 (vectorizable_bswap): Use tree_vector_builder instead of build_vector.
1802 (vect_gen_perm_mask_any): Likewise.
1803 (vectorizable_call): Likewise. Explicitly use a stepped encoding.
1804 * tree.c: (build_vector_from_ctor): Use tree_vector_builder instead
1806 (build_vector_from_val): Likewise. Explicitly use a duplicate
1809 2017-12-07 Richard Sandiford <richard.sandiford@arm.com>
1811 * doc/generic.texi (VECTOR_CST): Describe new representation of
1813 * vector-builder.h: New file.
1814 * tree-vector-builder.h: Likewise.
1815 * tree-vector-builder.c: Likewise.
1816 * Makefile.in (OBJS): Add tree-vector-builder.o.
1817 * tree.def (VECTOR_CST): Update comment to refer to generic.texi.
1818 * tree-core.h (tree_base): Add a vector_cst field to the u union.
1819 (tree_vector): Change the number of elements to
1820 vector_cst_encoded_nelts.
1821 * tree.h (VECTOR_CST_NELTS): Redefine using TYPE_VECTOR_SUBPARTS.
1822 (VECTOR_CST_ELTS): Delete.
1823 (VECTOR_CST_ELT): Redefine using vector_cst_elt.
1824 (VECTOR_CST_LOG2_NPATTERNS, VECTOR_CST_NPATTERNS): New macros.
1825 (VECTOR_CST_NELTS_PER_PATTERN, VECTOR_CST_DUPLICATE_P): Likewise.
1826 (VECTOR_CST_STEPPED_P, VECTOR_CST_ENCODED_ELTS): Likewise.
1827 (VECTOR_CST_ENCODED_ELT): Likewise.
1828 (vector_cst_encoded_nelts): New function.
1829 (make_vector): Take the values of VECTOR_CST_LOG2_NPATTERNS and
1830 VECTOR_CST_NELTS_PER_PATTERN as arguments.
1831 (vector_cst_int_elt, vector_cst_elt): Declare.
1832 * tree.c: Include tree-vector-builder.h.
1833 (tree_code_size): Abort if passed VECTOR_CST.
1834 (tree_size): Update for new VECTOR_CST layout.
1835 (make_vector): Take the values of VECTOR_CST_LOG2_NPATTERNS and
1836 VECTOR_CST_NELTS_PER_PATTERN as arguments.
1837 (build_vector): Use tree_vector_builder.
1838 (vector_cst_int_elt, vector_cst_elt): New functions.
1839 (drop_tree_overflow): For VECTOR_CST, drop the TREE_OVERFLOW from the
1840 encoded elements and then create the vector in the canonical form.
1841 (check_vector_cst, check_vector_cst_duplicate, check_vector_cst_fill)
1842 (check_vector_cst_stepped, test_vector_cst_patterns): New functions.
1843 (tree_c_tests): Call test_vector_cst_patterns.
1844 * lto-streamer-out.c (DFS::DFS_write_tree_body): Handle the new
1846 (hash_tree): Likewise.
1847 * tree-streamer-out.c (write_ts_vector_tree_pointers): Likewise.
1848 (streamer_write_tree_header): Likewise.
1849 * tree-streamer-in.c (lto_input_ts_vector_tree_pointers): Likewise.
1850 (streamer_alloc_tree): Likewise. Update call to make_vector.
1851 * fold-const.c (fold_ternary_loc): Avoid using VECTOR_CST_ELTS.
1853 2017-12-07 Richard Sandiford <richard.sandiford@linaro.org>
1855 * selftest.h (ASSERT_TRUE_AT, ASSERT_FALSE_AT, ASSERT_EQ_AT)
1856 (ASSERT_NE, ASSERT_PRED1): Add underscores to local variable names
1857 * selftest-rtl.h (ASSERT_RTX_EQ, ASSERT_RTX_PTR_EQ): Likewise.
1859 2017-12-07 Bin Cheng <bin.cheng@arm.com>
1860 Richard Biener <rguenther@suse.de>
1862 PR tree-optimization/81303
1863 * Makefile.in (gimple-loop-interchange.o): New object file.
1864 * common.opt (floop-interchange): Reuse the option from graphite.
1865 * doc/invoke.texi (-floop-interchange): Ditto. New document for
1866 -floop-interchange and mention it for -O3.
1867 * opts.c (default_options_table): Enable -floop-interchange at -O3.
1868 * gimple-loop-interchange.cc: New file.
1869 * params.def (PARAM_LOOP_INTERCHANGE_MAX_NUM_STMTS): New parameter.
1870 (PARAM_LOOP_INTERCHANGE_STRIDE_RATIO): New parameter.
1871 * passes.def (pass_linterchange): New pass.
1872 * timevar.def (TV_LINTERCHANGE): New time var.
1873 * tree-pass.h (make_pass_linterchange): New declaration.
1874 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Change to external
1875 interchange. Record IV before/after increment in new parameters.
1876 * tree-ssa-loop-ivopts.h (create_canonical_iv): New declaration.
1877 * tree-vect-loop.c (vect_is_simple_reduction): Factor out reduction
1879 (check_reduction_path): ...New function here.
1880 * tree-vectorizer.h (check_reduction_path): New declaration.
1882 2017-12-07 Vladimir Makarov <vmakarov@redhat.com>
1885 PR rtl-optimization/80818
1886 * lra.c (add_regs_to_insn_regno_info): Make a hard reg in CLOBBER
1887 always early clobbered.
1888 * lra-lives.c (process_bb_lives): Check input hard regs for early
1889 clobbered non-operand hard reg.
1891 2017-12-07 Jakub Jelinek <jakub@redhat.com>
1894 * tree-cfg.c (verify_gimple_assign_binary): Don't require
1895 types_compatible_p, just that TYPE_MODE is the same.
1897 2017-12-07 Martin Sebor <msebor@redhat.com>
1900 * attribs.c (empty_attribute_table): Initialize new member of
1901 struct attribute_spec.
1902 (decl_attributes): Add argument. Handle mutually exclusive
1903 combinations of attributes.
1904 (selftests::test_attribute_exclusions): New function.
1905 (selftests::attribute_c_tests): Ditto.
1906 * attribs.h (decl_attributes): Add default argument.
1907 * selftest.h (attribute_c_tests): Declare.
1908 * selftest-run-tests.c (selftest::run_tests): Call attribute_c_tests.
1909 * tree-core.h (attribute_spec::exclusions, exclude): New type and
1911 * doc/extend.texi (Common Function Attributes): Update const and pure.
1912 * config/alpha/alpha.c (vms_attribute_table): Initialize new member
1913 of struct attribute_spec.
1914 * config/arc/arc.c (arc_attribute_table): Same.
1915 * config/arm/arm.c (arm_attribute_table): Same.
1916 * config/avr/avr.c ( avr_attribute_table): Same.
1917 * config/bfin/bfin.c (bfin_attribute_table): Same.
1918 * config/cr16/cr16.c (cr16_attribute_table): Same.
1919 * config/epiphany/epiphany.c (epiphany_attribute_table): Same.
1920 * config/h8300/h8300.c (h8300_attribute_table): Same.
1921 * config/i386/i386.c (ix86_attribute_table): Same.
1922 * config/ia64/ia64.c (ia64_attribute_table): Same.
1923 * config/m32c/m32c.c (m32c_attribute_table): Same.
1924 * config/m32r/m32r.c (m32r_attribute_table): Same.
1925 * config/m68k/m68k.c (m68k_attribute_table): Same.
1926 * config/mcore/mcore.c (mcore_attribute_table): Same.
1927 * config/microblaze/microblaze.c (microblaze_attribute_table): Same.
1928 * config/mips/mips.c (mips_attribute_table): Same.
1929 * config/msp430/msp430.c (msp430_attribute_table): Same.
1930 * config/nds32/nds32.c (nds32_attribute_table): Same.
1931 * config/nvptx/nvptx.c (nvptx_attribute_table): Same.
1932 * config/powerpcspe/powerpcspe.c (rs6000_attribute_table): Same.
1933 * config/rl78/rl78.c (rl78__attribute_table): Same.
1934 * config/rs6000/rs6000.c (rs6000_attribute_table): Same.
1935 * onfig/rx/rx.c (rx_attribute_table): Same.
1936 * config/s390/s390.c (s390_handle_vectorbool_attribute): Same.
1937 * config/sh/sh.c (sh_attribute_table): Same.
1938 * config/sparc/sparc.c (sparc_attribute_table): Same.
1939 * config/spu/spu.c (spu_attribute_table): Same.
1940 * config/stormy16/stormy16.c (xstormy16_attribute_table): Same.
1941 * config/v850/v850.c (v850_attribute_table): Same.
1942 * config/visium/visium.c (visium_attribute_table): Same.
1944 2017-12-07 Tamar Christina <tamar.christina@arm.com>
1947 * config/arm/arm.c (INCLUDE_STRING): Define.
1948 (arm_last_printed_arch_string, arm_last_printed_fpu_string): New.
1949 (arm_declare_function_name): Conservatively emit .arch, .arch_extensions
1952 2017-12-07 Michael Matz <matz@suse.de>
1954 Add unroll and jam pass
1956 * gimple-loop-jam.c: New file.
1957 * Makefile.in (OBJS): Add gimple-loop-jam.o.
1958 * common.opt (funroll-and-jam): New option.
1959 * opts.c (default_options_table): Add unroll-and-jam at -O3.
1960 * params.def (PARAM_UNROLL_JAM_MIN_PERCENT): New param.
1961 (PARAM_UNROLL_JAM_MAX_UNROLL): Ditto.
1962 * passes.def: Add pass_loop_jam.
1963 * timevar.def (TV_LOOP_JAM): Add.
1964 * tree-pass.h (make_pass_loop_jam): Declare.
1965 * cfgloop.c (flow_loop_tree_node_add): Add AT argument.
1966 * cfgloop.h (flow_loop_tree_node_add): Adjust declaration.
1967 * cfgloopmanip.c (duplicate_loop): Add AT argument, adjust call
1968 to flow_loop_tree_node_add.
1969 (duplicate_subloops, copy_loops_to): Append to sibling list.
1970 * cfgloopmanip.h: (duplicate_loop): Adjust declaration.
1971 * doc/invoke.texi (-funroll-and-jam): Document new option.
1972 (unroll-jam-min-percent, unroll-jam-max-unroll): Document new params.
1974 2017-12-07 Richard Biener <rguenther@suse.de>
1976 PR tree-optimization/83296
1977 PR tree-optimization/67769
1978 * tree-ssa-phiopt.c (conditional_replacement): Do not reset
1979 flow sensitive info in an unrelated BB.
1980 (value_replacement): Use reset_flow_sensitive_info.
1981 (minmax_replacement): Reset flow sensitive info on the def
1982 we move. Do not reset flow sensitive info in the whole BB
1983 we move the stmt to.
1984 (abs_replacement): Likewise.
1986 2017-12-07 Segher Boessenkool <segher@kernel.crashing.org>
1989 * config/rs6000/rs6000.c (rs6000_option_override_internal): Set
1990 rs6000_cpu to the given -mcpu=, or to the default processor.
1992 2017-12-07 Segher Boessenkool <segher@kernel.crashing.org>
1994 * config/rs6000/rs6000.h (rs6000_cpu_attr): Delete.
1995 * config/rs6000/rs6000.c (rs6000_variable_issue_1): Use rs6000_tune
1996 instead of rs6000_cpu_attr.
1997 (rs6000_adjust_cost): Ditto.
1998 (is_microcoded_insn): Ditto.
1999 (rs6000_adjust_priority): Ditto.
2000 (rs6000_issue_rate): Ditto.
2001 (rs6000_use_sched_lookahead): Ditto.
2002 (rs6000_use_sched_lookahead_guard): Ditto.
2003 (rs6000_sched_reorder): Ditto.
2004 (force_new_group): Ditto.
2005 * config/rs6000/rs6000.md (cpu attribute): Ditto.
2006 (group_ending_nop): Ditto.
2008 2017-12-07 Segher Boessenkool <segher@kernel.crashing.org>
2010 * config/rs6000/rs6000.opt (rs6000_tune): New variable.
2011 * config/rs6000/rs6000.c (rs6000_option_override_internal): Also set
2012 rs6000_tune. Use rs6000_tune instead of rs6000_cpu where appropriate.
2013 (rs6000_loop_align): Use rs6000_tune instead of rs6000_cpu where
2015 (rs6000_reassociation_width): Ditto.
2016 (rs6000_emit_epilogue): Ditto.
2017 (rs6000_adjust_cost): Ditto.
2018 (is_microcoded_insn): Ditto.
2019 (is_cracked_insn): Ditto.
2020 (rs6000_adjust_priority): Ditto.
2021 (rs6000_sched_reorder): Ditto.
2022 (rs6000_sched_reorder2): Ditto.
2023 (insn_must_be_first_in_group): Ditto.
2024 (insn_must_be_last_in_group): Ditto.
2025 (rs6000_register_move_cost): Ditto.
2026 * config/rs6000/rs6000.h (rs6000_cpu_attr): Use rs6000_tune instead of
2029 2017-12-07 Julia Koval <julia.koval@intel.com>
2031 * config.gcc: Add vaesintrin.h.
2032 * config/i386/i386-builtin-types.def (V64QI_FTYPE_V64QI_V64QI):
2034 * config/i386/i386-builtin.def (__builtin_ia32_vaesdec_v16qi,
2035 __builtin_ia32_vaesdec_v32qi, __builtin_ia32_vaesdec_v64qi):
2037 * config/i386/i386.c (ix86_expand_args_builtin): Handle new type.
2038 * config/i386/immintrin.h: Include vaesintrin.h.
2039 * config/i386/sse.md (vaesdec_<mode>): New pattern.
2040 * config/i386/vaesintrin.h (_mm256_aesdec_epi128, _mm512_aesdec_epi128,
2041 _mm_aesdec_epi128): New intrinsics.
2043 2017-12-06 David Malcolm <dmalcolm@redhat.com>
2045 * Makefile.in (C_COMMON_OBJS): Add c-family/c-spellcheck.o.
2046 * spellcheck-tree.c (find_closest_macro_cpp_cb): Move to
2047 c-family/c-spellcheck.cc.
2048 (best_macro_match::best_macro_match): Likewise.
2050 (struct edit_distance_traits<cpp_hashnode *>): Move to
2051 c-family/c-spellcheck.h.
2052 (class best_macro_match): Likewise.
2054 2017-12-06 Jakub Jelinek <jakub@redhat.com>
2056 PR tree-optimization/83293
2057 * gimple-ssa-strength-reduction.c (insert_initializers): Use
2058 GSI_NEW_STMT instead of GSI_SAME_STMT in gsi_insert_after that
2059 might insert into empty bb.
2062 * match.pd ((T)(P + A) - (T)P -> (T) A): Split into separate
2063 simplify for plus with :c added, and pointer_plus without that.
2064 ((T)P - (T)(P + A) -> -(T) A): Likewise. If type is integral
2065 with undefined overflow and the conversion is not widening,
2066 perform negation in utype and only convert to type afterwards.
2067 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Split into separate
2068 simplify for plus with :c added, and pointer_plus without that.
2069 If type is integral with undefined overflow and the conversion is
2070 not widening, perform minus in utype and only convert to type
2071 afterwards. Move the last pointer_diff_expr simplify into the
2074 2017-12-06 Martin Sebor <msebor@redhat.com>
2076 PR tree-optimization/82646
2077 * builtins.c (maybe_emit_chk_warning): Use size as the bound for
2078 strncpy, not maxlen.
2080 2017-12-06 Martin Sebor <msebor@redhat.com>
2082 * doc/invoke.texi (-Wstringop-truncation): Mention attribute
2085 PR tree-optimization/83075
2086 * tree-ssa-strlen.c (handle_builtin_stxncpy): Avoid assuming
2087 strncat/strncpy don't change length of source string.
2089 2017-12-06 Eric Botcazou <ebotcazou@adacore.com>
2092 2017-11-29 Martin Aberg <maberg@gaisler.com>
2094 * config/sparc/sparc.md (divdf3_fix): Add NOP and adjust length
2095 to prevent b2bst errata sequence.
2096 (sqrtdf2_fix): Likewise.
2098 2017-12-06 Jakub Jelinek <jakub@redhat.com>
2100 PR tree-optimization/81945
2101 * cfgloop.h (FOR_EACH_LOOP_FN): Use FN instead of hardcoding fn.
2102 * tree-cfg.c (move_sese_region_to_fn): If any of the loops moved
2103 to dest_cfun has orig_loop_num set, either remap it to the new
2104 loop number if the loop got moved too, or clear it.
2106 2017-12-05 Steve Ellcey <sellcey@cavium.com>
2108 * config/aarch64/thunderx2-t99.md (thunderx2t99_branch): Add trap
2110 (thunderx2t99_nothing): New insn reservation.
2111 (thunderx2t99_mrs): New insn reservation.
2112 (thunderx2t99_multiple): New insn reservation.
2113 (thunderx2t99_alu_basi): Add bfx to reservation.
2114 (thunderx2t99_fp_cmp): Add fccmps and fccmpd to reservation.
2116 2017-12-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2119 * config/arm/arm.md (probe_stack) : Use the 'o' constraint.
2121 2017-12-05 Bin Cheng <bin.cheng@arm.com>
2123 * tree-ssa-dce.c (simple_dce_from_worklist): Move and rename from
2124 tree-ssa-pre.c::remove_dead_inserted_code.
2125 * tree-ssa-dce.h: New file.
2126 * tree-ssa-pre.c (tree-ssa-dce.h): Include new header file.
2127 (remove_dead_inserted_code): Move and rename to function
2128 tree-ssa-dce.c::simple_dce_from_worklist.
2129 (pass_pre::execute): Update use.
2131 2017-12-05 Richard Biener <rguenther@suse.de>
2133 PR tree-optimization/83277
2134 * graphite-isl-ast-to-gimple.c (should_copy_to_new_region): Make sure
2135 to code-gen liveout vars.
2137 2017-12-05 Richard Sandiford <richard.sandiford@linaro.org>
2139 * config/aarch64/aarch64-simd.md (aarch64_simd_bsldi_internal)
2140 (aarch64_simd_bsldi_alt): Check REG_P before GP_REGNUM_P.
2141 (aarch64_cm<optab>di, aarch64_cmtstdi): Add leading "&&" to
2144 2017-12-05 Max Filippov <jcmvbkbc@gmail.com>
2146 * config/xtensa/xtensa.c (xtensa_asan_shadow_offset): New
2148 (TARGET_ASAN_SHADOW_OFFSET): New macro definition.
2149 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): Set to 1 if
2152 2017-12-05 Richard Biener <rguenther@suse.de>
2154 * timevar.def (TV_TREE_RECIP, TV_TREE_SINCOS, TV_TREE_WIDEN_MUL): Add.
2155 * tree-ssa-math-opts.c (pass_data_cse_reciprocal): Use TV_TREE_RECIP.
2156 (pass_data_cse_sincos): Use TV_TREE_SINCOS.
2157 (pass_data_optimize_widening_mul): Use TV_TREE_WIDEN_MUL.
2159 2017-12-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2161 * dbxout.c (dbxout_block): Grow buf to 30 bytes.
2163 2017-12-05 Martin Liska <mliska@suse.cz>
2164 Jakub Jelinek <jakub@redhat.com>
2166 * doc/invoke.texi: Document the options.
2167 * flag-types.h (enum sanitize_code): Add
2168 SANITIZE_POINTER_COMPARE and SANITIZE_POINTER_SUBTRACT.
2169 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Add handling
2170 of SANITIZE_POINTER_COMPARE and SANITIZE_POINTER_SUBTRACT.
2171 * opts.c: Define new sanitizer options.
2172 * sanitizer.def (BUILT_IN_ASAN_POINTER_COMPARE): Likewise.
2173 (BUILT_IN_ASAN_POINTER_SUBTRACT): Likewise.
2175 2017-12-05 Julia Koval <julia.koval@intel.com>
2177 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VNNI_SET,
2178 OPTION_MASK_ISA_AVX512VNNI_UNSET): New.
2179 (ix86_handle_option): Handle -mavx512vnni.
2180 * config/i386/cpuid.h (bit_AVX512VNNI): New bit.
2181 * config/i386/driver-i386.c (host_detect_local_cpu): Handle new bit.
2182 * config/i386/i386-c (__AVX512VNNI__): New.
2183 * config/i386/i386.c (ix86_target_string): Handle new option.
2184 (ix86_valid_target_attribute_inner_p): Handle new option.
2185 * config/i386/i386.h (TARGET_AVX512VNNI, TARGET_AVX512VNNI_P): New.
2186 * config/i386/i386.opt (mavx512vnni): New option.
2188 2017-12-01 Jan Hubicka <hubicka@ucw.cz>
2191 * athlon.md: Disable for generic.
2192 * haswell.md: Enable for generic.
2193 * i386.c (ix86_sched_init_global): Add core hooks for generic.
2194 * x86-tune-sched.c (ix86_issue_rate): Increase issue rate for generic
2196 (ix86_adjust_cost): Move generic to haswell path.
2198 2017-12-04 Eric Botcazou <ebotcazou@adacore.com>
2200 * config/sparc/sparc.c (sparc_do_work_around_errata): Use mem_ref
2201 instead of MEM_P in a couple more places. Fix formatting issues.
2203 2017-12-04 Jim Wilson <jimw@sifive.com>
2205 * config/riscv/riscv.c (riscv_for_each_saved_reg): Use GP_REG_LAST
2206 instead of GP_REG_LAST-1.
2207 (riscv_adjust_libcall_cfi_prologue): Likewise.
2208 (riscv_adjust_libcall_cri_epilogue): Likewise.
2209 * config/riscv/riscv.h (CALL_USED_REGISTERS): Change a6 to t6 in
2212 2017-12-04 Luis Machado <luis.machado@linaro.org>
2214 * ipa-pure-const.c (check_decl): Add missing newline.
2215 (state_from_flags): Likewise.
2217 2017-12-04 Jeff Law <law@redhat.com>
2219 PR tree-optimizatin/78496
2220 * gimple-ssa-evrp-analyze.h
2221 (evrp_range_analyzer::get_vr_values): Simplify.
2222 * gimple-ssa-evrp-analyze.c: Corresponding changes.
2223 * tree-ssa-dom.c: Include alloc-pool.h, tree-vrp.h, vr-values.h
2224 and gimple-ssa-evrp-analyze.h.
2225 (dom_opt_dom_walker class): Add evrp_range_analyzer member.
2226 (simplify_stmt_for_jump_threading): Copy a blob of code from
2227 tree-vrp.c to use ranges to simplify statements.
2228 (dom_opt_dom_walker::before_dom_children): Call
2229 evrp_range_analyzer::{enter,record_ranges_from_stmt} methods.
2230 (dom_opt_dom_walker::after_dom_children): Similarly for
2231 evrp_range_analyzer::leave.
2232 (dom_opt_dom_walker::optimize_stmt): Use EVRP ranges to optimize
2235 * gimple-ssa-evrp-analyze.c
2236 (evrp_range_analyzer::extract_range_from_stmt): Always use
2237 vr_values::update_value_range so preexisting range info is
2238 medged with new range info, even if the new range is VR_VARYING.
2240 2017-12-04 Segher Boessenkool <segher@kernel.crashing.org>
2242 * combine.c: Adjust comment.
2243 (use_crosses_set_p): Delete.
2244 (can_combine_p): Use modified_between_p instead of use_crosses_set_p.
2245 (try_combine): Ditto.
2247 2017-12-04 Richard Biener <rguenther@suse.de>
2249 PR tree-optimization/83255
2250 * graphite-isl-ast-to-gimple.c (translate_isl_ast_node_for):
2251 Re-add zero-iteration check.
2253 2017-12-04 Segher Boessenkool <segher@kernel.crashing.org>
2255 PR rtl-optimization/83245
2256 * lra.c (collect_non_operand_hard_regs): Treat clobbers of non-operand
2257 hard registers as earlyclobber, also if not in an asm.
2259 2017-12-04 Segher Boessenkool <segher@kernel.crashing.org>
2263 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2266 * config/rs6000/rs6000.c (rs6000_option_override_internal): Set
2267 rs6000_cpu based on cpu_index, not tune_index.
2269 2017-12-04 Richard Biener <rguenther@suse.de>
2271 PR tree-optimization/83238
2272 * graphite-scop-detection.c (scop_detection::merge_sese): Make
2273 code match comment, rejecting invalid SESE regions.
2275 2017-12-03 John David Anglin <danglin@gcc.gnu.org>
2277 * config/pa/pa.c (pa_legitimate_address_p): For scaled indexing,
2278 require base operand is a REG_POINTER prior to reload on targets
2279 with non-equivalent space registers.
2281 2017-12-01 Jan Hubicka <hubicka@ucw.cz>
2283 * ipa-cp.c (ipcp_lattice<valtype>::print): Update dumping.
2284 (update_specialized_profile): Fix updating of counts.
2285 (perhaps_add_new_callers): Likewise.
2287 2017-12-01 Jan Hubicka <hubicka@ucw.cz>
2290 * x86-tune.def: Remove obsolette FIXMEs.
2291 (X86_TUNE_PARTIAL_FLAG_REG_STALL): Disable for generic
2292 (X86_TUNE_FUSE_CMP_AND_BRANCH_32, X86_TUNE_FUSE_CMP_AND_BRANCH_64,
2293 X86_TUNE_FUSE_CMP_AND_BRANCH_SOFLAGS, X86_TUNE_FUSE_ALU_AND_BRANCH):
2295 (X86_TUNE_PAD_RETURNS): Disable for generic.
2297 2017-12-02 Jakub Jelinek <jakub@redhat.com>
2299 PR tree-optimization/83170
2300 PR tree-optimization/83241
2301 * gimple-ssa-store-merging.c
2302 (imm_store_chain_info::try_coalesce_bswap): Update vuse field from
2303 gimple_vuse (ins_stmt) in case it has changed.
2304 (imm_store_chain_info::output_merged_store): Likewise.
2306 * tree-chkp.c (chkp_compute_bounds_for_assignment): Handle
2310 * tree-cfg.c (pass_warn_function_return::execute): Handle
2311 __builtin_ubsan_handle_missing_return like __builtin_unreachable
2312 with BUILTINS_LOCATION.
2316 * expr.c (get_inner_reference): If DECL_MODE of a non-bitfield
2317 is BLKmode for vector field with vector raw mode, use TYPE_MODE
2318 instead of DECL_MODE.
2320 * config/i386/i386-protos.h (standard_sse_constant_opcode): Change
2321 last argument to rtx pointer.
2322 * config/i386/i386.c (standard_sse_constant_opcode): Replace X argument
2323 with OPERANDS. For AVX+ 128-bit VEX encoded instructions over 256-bit
2324 or 512-bit. If setting EXT_REX_SSE_REG_P, use EVEX encoded insn
2325 depending on the chosen ISAs.
2326 * config/i386/i386.md (*movxi_internal_avx512f, *movoi_internal_avx,
2327 *movti_internal, *movdi_internal, *movsi_internal, *movtf_internal,
2328 *movdf_internal, *movsf_internal): Adjust standard_sse_constant_opcode
2330 * config/i386/sse.md (mov<mode>_internal): Likewise.
2331 * config/i386/mmx.md (*mov<mode>_internal): Likewise.
2333 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2335 * doc/invoke.texi (-dp): Say that instruction cost is printed as well.
2337 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2339 * config/rs6000/rs6000-protos.h (emit_fusion_addis): Remove last two
2340 parameters from prototype.
2341 * config/rs6000/rs6000.c (emit_fusion_addis): Remove last two
2342 parameters. Don't print a comment.
2343 (emit_fusion_gpr_load): Adjust.
2344 (emit_fusion_load_store): Adjust.
2345 * config/rs6000/rs6000.md (*fusion_p9_<mode>_constant): Adjust.
2346 * config/rs6000/vsx.md (two peepholes): Print the "vector load fusion"
2347 comment on the second line.
2349 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2352 * config/rs6000/rs6000.c (rs6000_option_override_internal): Set
2353 rs6000_cpu based on cpu_index, not tune_index.
2355 2017-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2357 * final.c (output_asm_name): Print insn_cost. Shorten output. Print
2358 which_alternative instead of which_alternative + 1.
2359 (output_asm_insn): Print an extra tab if the template is short.
2361 2017-12-01 Jim Wilson <jimw@sifive.com>
2363 * common.opt (use_gnu_debug_info_extensions): Delete DWARF_DEBUG from
2365 * config/vx-common.h (DWARF_DEBUGGING_INFO): Delete undef.
2366 * doc/tm.texi.in (PREFERRED_DEBUGGING_TYPE): Delete DWARF_DEBUG
2368 * doc/tm.texi: Regenerate.
2370 2017-12-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2373 * config/rs6000/rs6000.c (rs6000_address_for_fpconvert): Check for
2374 whether we can allocate pseudos before trying to fix an address.
2375 * config/rs6000/rs6000.md (float_<mode>si2_hw): Make sure the
2376 memory address is indexed or indirect.
2377 (floatuns_<mode>si2_hw2): Likewise.
2379 2017-12-01 Jason Merrill <jason@redhat.com>
2381 * Makefile.in (TAGS): Add c-family/*.cc.
2383 2017-12-01 Wilco Dijkstra <wdijkstr@arm.com>
2385 * config/aarch64/aarch64.md (call_insn): Use %c rather than %a.
2386 (call_value_insn): Likewise.
2387 (sibcall_insn): Likewise.
2388 (sibcall_value_insn): Likewise.
2389 (movsi_aarch64): Likewise.
2390 (movdi_aarch64): Likewise.
2391 (add_losym_): Likewise.
2392 (ldr_got_small_): Likewise.
2393 (ldr_got_small_sidi): Likewise.
2394 (ldr_got_small_28k_): Likewise.
2395 (ldr_got_small_28k_sidi): Likewise.
2396 * config/aarch64/aarch64.c (aarch64_print_address_internal):
2397 Move output_addr_const to symbolic case. Add error check.
2399 2017-12-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2401 * config/s390/predicates.md (plus16_Q_operand): New predicate.
2402 * config/s390/s390.md: Disable MVC merging peephole if it would
2403 disable operand forwarding.
2404 (new peephole2): Split MVCs if it would turn them into up to 2
2407 2017-12-01 Richard Biener <rguenther@suse.de>
2409 PR tree-optimization/83232
2410 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Fix
2411 detection of same access. Instead of breaking the group here
2412 do not consider the duplicate. Add comment explaining real fix.
2414 2017-12-01 Jonathan Wakely <jwakely@redhat.com>
2416 * doc/md.texi (Insn Splitting): Fix "central flowgraph" typo.
2418 2017-12-01 Sudakshina Das <sudi.das@arm.com>
2420 * config/arm/vfp.md (*movhf_vfp_fp16): Add conds attribute.
2422 2017-12-01 Jakub Jelinek <jakub@redhat.com>
2424 * function.h (struct function): Remove cilk_frame_decl,
2425 is_cilk_function and calls_cilk_spawn fields.
2426 * tree-inline.h (struct copy_body_data): Remove remap_var_for_cilk
2428 * omp-simd-clone.c (simd_clone_clauses_extract): Don't clear
2429 cilk_elemental field.
2430 * cgraph.h (struct cgraph_simd_clone): Remove cilk_elemental field.
2431 * target.def: Adjust comment.
2432 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2433 Don't test cilk_elemental.
2435 PR tree-optimization/83233
2436 * gimple-ssa-store-merging.c (nop_stats, bswap_stats): Use
2437 bswap_stat name for the struct.
2440 * tree.h (SWITCH_BREAK_LABEL_P): Define.
2441 * gimplify.c (collect_fallthrough_labels): Handle GIMPLE_BIND
2442 starting with a GIMPLE_SWITCH and ending with GIMPLE_LABEL with
2443 SWITCH_BREAK_LABEL_P set on the label.
2444 (gimplify_switch_expr): Set SWITCH_BREAK_LABEL_P on the label
2445 added for default case if it was missing and not all cases covered.
2446 Wrap GIMPLE_SWITCH and the switch_body_seq into a GIMPLE_BIND if
2447 switch_body_seq ends with a GIMPLE_LABEL with SWITCH_BREAK_LABEL_P
2449 * tree-chrec.c (evolution_function_is_univariate_p): Add return true;
2450 to avoid -Wimplicit-fallthrough warning.
2451 * config/i386/i386.c (ix86_expand_special_args_builtin): Add
2452 FALLTHRU comment to avoid -Wimplicit-fallthrough warning.
2454 PR tree-optimization/83221
2455 * tree-ssa-reassoc.c (sort_by_operand_rank): Shift bb_rank
2457 (init_reassoc): Formatting fix.
2460 * tree-cfg.c (group_case_labels_stmt): Don't optimize away
2461 C++ FE implicitly added __builtin_unreachable () until -Wreturn-type
2465 * tree-cfg.c: Include asan.h.
2466 (gimple_seq_unreachable_p): Return false for -fsanitize=unreachable.
2468 2017-12-01 Sergey Shalnov <Sergey.Shalnov@intel.com>
2470 * config/i386/i386.md: Fix AVX512 register width in AVX512 instruction.
2472 2017-12-01 Sergey Shalnov <Sergey.Shalnov@intel.com>
2474 * config/i386/i386.c (standard_sse_constant_opcode): Fix wrong form for
2475 vpcmpeqd instruction.
2477 2017-12-01 Sergey Shalnov <Sergey.Shalnov@intel.com>
2479 * config/i386/i386.c (standard_sse_constant_opcode): Fix
2480 registers type for 128bit mode.
2482 2017-11-30 Jakub Jelinek <jakub@redhat.com>
2484 * spellcheck-tree.c (test_find_closest_identifier): Use ; instead
2486 * gengtype-state.c (read_state_pair): Likewise.
2487 * gimple-fold.c (gimple_fold_builtin_string_compare): Likewise.
2488 * sel-sched-dump.c (dump_insn_rtx_1): Likewise.
2489 * ipa-cp.c (intersect_aggregates_with_edge): Likewise.
2490 * ifcvt.c (noce_try_store_flag_constants): Likewise.
2491 * tree-ssa-ccp.c (ccp_finalize): Likewise.
2492 * omp-grid.c (grid_process_kernel_body_copy): Likewise.
2493 * builtins.c (fold_builtin_3): Likewise.
2494 * graphite-scop-detection.c
2495 (scop_detection::stmt_has_simple_data_refs_p): Likewise.
2496 * hsa-gen.c (hsa_function_representation::hsa_function_representation):
2499 2017-12-01 Maxim Ostapenko <m.ostapenko@samsung.com>
2502 * asan.c (asan_protect_global): Add new ignore_decl_rtl_set_p
2503 parameter. Return true if ignore_decl_rtl_set_p is true and other
2504 conditions are satisfied.
2505 * asan.h (asan_protect_global): Add new parameter.
2506 * varasm.c (categorize_decl_for_section): Pass true as second parameter
2507 to asan_protect_global calls.
2509 2017-11-30 Jim Wilson <jimw@sifive.com>
2511 * doc/invoke.texi (RISC-V Options): Delete nonexistent -mmemcpy and
2512 -mno-memcpy options. For -mplt, -mfdiv, -mdiv, -msave-restore, and
2513 -mstrict-align, add info on default value. Delete redundant lines for
2514 -mabi. Add missing -mexplicit-relocs docs.
2516 2017-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2518 * config/arc/arc.md (trap): New pattern.
2520 2017-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2522 * config/arc/arc.c (hwloop_optimize): Prevent the last ZOL
2523 instruction to end into a delay slot.
2524 * config/arc/arc.md (cond_delay_insn): Check if the instruction
2525 can be placed into a delay slot against reg_note.
2527 2017-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2529 * config/arc/arc.c (hwloop_optimize): Update hw-loop's end/start
2530 labels number of usages.
2532 2017-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2534 * config/arc/arc.c (arc_cannot_substitue_mem_equiv_p): New
2536 (TARGET_CANNOT_SUBSTITUTE_MEM_EQUIV_P): Define.
2538 2017-11-30 Jakub Jelinek <jakub@redhat.com>
2541 * internal-fn.c (expand_mul_overflow): Optimize unsigned
2542 multiplication by power of 2 constant into two shifts + comparison.
2544 2017-11-30 Jan Hubicka <hubicka@ucw.cz>
2547 * config/i386/x86-tune-costs.h (generic_cost): Revise for modern CPUs.
2549 2017-11-30 Richard Biener <rguenther@suse.de>
2551 PR tree-optimization/83202
2552 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Add
2553 allow_peel argument and guard peeling.
2554 (canonicalize_loop_induction_variables): Likewise.
2555 (canonicalize_induction_variables): Pass false.
2556 (tree_unroll_loops_completely_1): Pass unroll_outer to disallow
2557 peeling from cunrolli.
2559 2017-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2561 * combine.c (try_combine): Print a message to dump file whenever
2562 I0, I1, or I2 cannot be combined into I3.
2564 2017-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2566 PR rtl-optimization/83156
2567 PR rtl-optimization/82621
2568 * combine.c (try_combine): Don't split an I2 if one of the dests is
2569 set again before I3. Allow unused dests.
2571 2017-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2573 * config/rs6000/rs6000.md (*add<mode>3_carry_in_internal2): New.
2575 2017-11-29 Vladimir Makarov <vmakarov@redhat.com>
2577 PR rtl-optimization/80818
2578 * lra.c (collect_non_operand_hard_regs): New arg insn. Pass it
2579 recursively. Use insn code for clobber.
2580 (lra_set_insn_recog_data): Pass the new arg to
2581 collect_non_operand_hard_regs.
2582 (add_regs_to_insn_regno_info): Pass insn instead of uid. Use insn
2584 (lra_update_insn_regno_info): Pass insn to
2585 add_regs_to_insn_regno_info.
2587 2017-11-29 Jim Wilson <jimw@sifive.com>
2588 Andrew Waterman <andrew@sifive.com>
2590 * config/riscv/riscv.c (SINGLE_SHIFT_COST): New.
2591 (riscv_rtx_costs): Case ZERO_EXTRACT, match new pattern, and return
2592 SINGLE_SHIFT_COST. Case LT and ZERO_EXTEND, likewise. Case ASHIFT,
2593 use SINGLE_SHIFT_COST.
2594 * config/riscv/riscv.md (lshrsi3_zero_extend_1): New.
2595 (lshrsi3_zero_extend_2, lshrsi3_zero_extend_3): New.
2597 2017-11-29 Julia Koval <julia.koval@intel.com>
2599 * config/i386/avx512vbmi2intrin.h (_mm512_shldv_epi16,
2600 _mm512_mask_shldv_epi16, _mm512_maskz_shldv_epi16, _mm512_shldv_epi32,
2601 _mm512_mask_shldv_epi32, _mm512_maskz_shldv_epi32, _mm512_shldv_epi64,
2602 _mm512_mask_shldv_epi64, _mm512_maskz_shldv_epi64): New intrinsics.
2603 * config/i386/avx512vbmi2vlintrin.h (_mm256_shldv_epi16,
2604 _mm256_mask_shldv_epi16, _mm256_maskz_shldv_epi16, _mm256_shldv_epi32,
2605 _mm256_mask_shldv_epi32, _mm256_maskz_shldv_epi32, _mm256_shldv_epi64,
2606 _mm256_mask_shldv_epi64, _mm256_maskz_shldv_epi64, _mm_shldv_epi16,
2607 _mm_mask_shldv_epi16, _mm_maskz_shldv_epi16, _mm_shldv_epi32,
2608 _mm_mask_shldv_epi32, _mm_maskz_shldv_epi32, _mm_shldv_epi64,
2609 _mm_mask_shldv_epi64, _mm_maskz_shldv_epi64): Ditto.
2610 * config/i386/i386-builtin.def (__builtin_ia32_vpshldv_v32hi,
2611 __builtin_ia32_vpshldv_v32hi_mask, __builtin_ia32_vpshldv_v32hi_maskz,
2612 __builtin_ia32_vpshldv_v16hi, __builtin_ia32_vpshldv_v16hi_mask,
2613 __builtin_ia32_vpshldv_v16hi_maskz, __builtin_ia32_vpshldv_v8hi,
2614 __builtin_ia32_vpshldv_v8hi_mask, __builtin_ia32_vpshldv_v8hi_maskz,
2615 __builtin_ia32_vpshldv_v16si, __builtin_ia32_vpshldv_v16si_mask,
2616 __builtin_ia32_vpshldv_v16si_maskz, __builtin_ia32_vpshldv_v8si,
2617 __builtin_ia32_vpshldv_v8si_mask, __builtin_ia32_vpshldv_v8si_maskz,
2618 __builtin_ia32_vpshldv_v4si, __builtin_ia32_vpshldv_v4si_mask,
2619 __builtin_ia32_vpshldv_v4si_maskz, __builtin_ia32_vpshldv_v8di,
2620 __builtin_ia32_vpshldv_v8di_mask, __builtin_ia32_vpshldv_v8di_maskz,
2621 __builtin_ia32_vpshldv_v4di, __builtin_ia32_vpshldv_v4di_mask,
2622 __builtin_ia32_vpshldv_v4di_maskz, __builtin_ia32_vpshldv_v2di,
2623 __builtin_ia32_vpshldv_v2di_mask,
2624 __builtin_ia32_vpshldv_v2di_maskz): New builtins.
2625 * config/i386/sse.md (vpshldv_<mode>, vpshldv_<mode>_mask,
2626 vpshldv_<mode>_maskz, vpshldv_<mode>_maskz_1): New patterns.
2628 2017-11-29 Julia Koval <julia.koval@intel.com>
2630 * config/i386/avx512vbmi2intrin.h (_mm512_shrdv_epi16,
2631 _mm512_mask_shrdv_epi16, _mm512_maskz_shrdv_epi16, _mm512_shrdv_epi32,
2632 _mm512_mask_shrdv_epi32, _mm512_maskz_shrdv_epi32, _mm512_shrdv_epi64,
2633 _mm512_mask_shrdv_epi64, _mm512_maskz_shrdv_epi64): New intrinsics.
2634 * config/i386/avx512vbmi2vlintrin.h (_mm256_shrdv_epi16,
2635 _mm256_mask_shrdv_epi16, _mm256_maskz_shrdv_epi16, _mm256_shrdv_epi32,
2636 _mm256_mask_shrdv_epi32, _mm256_maskz_shrdv_epi32, _mm256_shrdv_epi64,
2637 _mm256_mask_shrdv_epi64, _mm256_maskz_shrdv_epi64, _mm_shrdv_epi16,
2638 _mm_mask_shrdv_epi16, _mm_maskz_shrdv_epi16, _mm_shrdv_epi32,
2639 _mm_mask_shrdv_epi32, _mm_maskz_shrdv_epi32, _mm_shrdv_epi64,
2640 _mm_mask_shrdv_epi64, _mm_maskz_shrdv_epi64): Ditto.
2641 * config/i386/i386-builtin-types.def (V32HI_FTYPE_V32HI_V32HI_V32HI,
2642 V32HI_FTYPE_V32HI_V32HI_V32HI_INT, V16HI_FTYPE_V16HI_V16HI_V16HI_INT,
2643 V8HI_FTYPE_V8HI_V8HI_V8HI_INT, V8SI_FTYPE_V8SI_V8SI_V8SI_INT,
2644 V4SI_FTYPE_V4SI_V4SI_V4SI_INT, V8DI_FTYPE_V8DI_V8DI_V8DI,
2645 V8DI_FTYPE_V8DI_V8DI_V8DI_INT, V4DI_FTYPE_V4DI_V4DI_V4DI_INT,
2646 V16SI_FTYPE_V16SI_V16SI_V16SI, V16SI_FTYPE_V16SI_V16SI_V16SI_INT,
2647 V2DI_FTYPE_V2DI_V2DI_V2DI_INT): New types.
2648 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
2649 * config/i386/sse.md (vpshrdv_<mode>, vpshrdv_<mode>_mask,
2650 vpshrdv_<mode>_maskz, vpshrdv_<mode>_maskz_1): New pattern.
2652 2017-11-29 Daniel Cederman <cederman@gaisler.com>
2654 * config/sparc/sparc.c (sparc_do_work_around_errata): Treat the
2655 movsi_pic_gotdata_op instruction as a load for the UT699 errata
2658 2017-11-29 Martin Aberg <maberg@gaisler.com>
2660 * config/sparc/sparc.md (divdf3_fix): Add NOP and adjust length
2661 to prevent b2bst errata sequence.
2662 (sqrtdf2_fix): Likewise.
2664 2017-11-29 Daniel Cederman <cederman@gaisler.com>
2666 * config/sparc/sparc.c (fpop_reg_depend_p): New function.
2667 (div_sqrt_insn_p): New function.
2668 (sparc_do_work_around_errata): Insert NOP instructions to
2669 prevent sequences that could trigger the TN-0013 errata for
2670 certain LEON3 processors.
2671 (pass_work_around_errata::gate): Also test sparc_fix_lost_divsqrt.
2672 (sparc_option_override): Set sparc_fix_lost_divsqrt appropriately.
2673 * config/sparc/sparc.md (fix_lost_divsqrt): New attribute.
2674 (in_branch_delay): Prevent div and sqrt in delay slot if
2676 * config/sparc/sparc.opt (sparc_fix_lost_divsqrt): New variable.
2678 2017-11-29 Daniel Cederman <cederman@gaisler.com>
2680 * config/sparc/sparc.c (atomic_insn_p): New function.
2681 (sparc_do_work_around_errata): Insert NOP instructions to
2682 prevent sequences that could trigger the TN-0010 errata for
2684 * config/sparc/sync.md (atomic_compare_and_swap_leon3_1): Make
2685 instruction referable in atomic_insns_p.
2687 2017-11-29 Daniel Cederman <cederman@gaisler.com>
2689 * config/sparc/sync.md (swapsi): 16-byte align if sparc_fix_gr712rc.
2690 (atomic_compare_and_swap_leon3_1): Likewise.
2693 2017-11-29 Daniel Cederman <cederman@gaisler.com>
2695 * config/sparc/sparc.c (fpop_insn_p): New function.
2696 (sparc_do_work_around_errata): Insert NOP instructions to
2697 prevent sequences that could trigger the TN-0012 errata for
2699 (pass_work_around_errata::gate): Also test sparc_fix_gr712rc.
2700 * config/sparc/sparc.md (fix_gr712rc): New attribute.
2701 (in_branch_annul_delay): Prevent floating-point instructions
2702 in delay slot of annulled integer branch.
2704 2017-11-29 Richard Biener <rguenther@suse.de>
2706 PR tree-optimization/83202
2707 * tree-vect-slp.c (scalar_stmts_set_t): New typedef.
2709 (vect_analyze_slp_cost_1): Add visited set, do not account SLP
2710 nodes vectorized to the same stmts multiple times.
2711 (vect_analyze_slp_cost): Allocate a visited set and pass it down.
2712 (vect_analyze_slp_instance): Adjust.
2713 (scalar_stmts_to_slp_tree_map_t): New typedef.
2714 (vect_schedule_slp_instance): Add a map recording the SLP node
2715 representing the vectorized stmts for a set of scalar stmts.
2716 Avoid code-generating redundancies.
2717 (vect_schedule_slp): Allocate map and pass it down.
2719 2017-11-29 Nathan Sidwell <nathan@acm.org>
2722 * tree.c (build_complex_type): Fix canonicalization. Only fill in
2725 2017-11-29 Wilco Dijkstra <wdijkstr@arm.com>
2727 * config/aarch64/aarch64.c (aarch64_print_operand): Add new
2728 cases for printing LDP/STP memory addresses.
2729 (aarch64_print_address_internal): Renamed from
2730 aarch64_print_operand_address, added parameter, add Pmode check.
2731 (aarch64_print_ldpstp_address): New function for LDP/STP addresses.
2732 (aarch64_print_operand_address): Indirect to
2733 aarch64_print_address_internal.
2734 * config/aarch64/aarch64-simd.md (store_pair_lanes): Use new
2735 'y' operand output specifier.
2737 2017-11-29 Jakub Jelinek <jakub@redhat.com>
2740 * tree.c (build_simple_mem_ref_loc): Handle
2741 get_addr_base_and_unit_offset returning a MEM_REF.
2744 * rtlanal.c (seq_cost): For non-single_set insns try to use insn_cost.
2747 * config/i386/sse.md (vec_concatv2di): Remove * from (=Yr,0,*rm)
2750 2017-11-28 David Malcolm <dmalcolm@redhat.com>
2752 * diagnostic-show-locus.c (layout::print_trailing_fixits): Handle
2754 (layout::move_to_column): Likewise.
2756 2017-11-28 Jakub Jelinek <jakub@redhat.com>
2759 * tree.c (block_may_fallthru): Return false if SWITCH_ALL_CASES_P
2760 is set on SWITCH_EXPR and !block_may_fallthru (SWITCH_BODY ()).
2762 2017-11-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2763 Martin Jambor <mjambor@suse.cz>
2766 * tree.h (expr_type_first_operand_type_p): Declare
2767 * tree.c (expr_type_first_operand_type_p): New function.
2768 * ipa-prop.h (ipa_get_type): Allow i to be out of bounds.
2769 (ipa_value_from_jfunc): Adjust declaration.
2770 * ipa-cp.c (ipa_get_jf_pass_through_result): New parameter RES_TYPE.
2771 Use it as result type for arithmetics, unless it is NULL in which case
2772 be more conservative.
2773 (ipa_value_from_jfunc): New parameter PARM_TYPE, pass it to
2774 ipa_get_jf_pass_through_result.
2775 (propagate_vals_across_pass_through): Likewise.
2776 (propagate_scalar_across_jump_function): New parameter PARM_TYPE, pass
2777 is to propagate_vals_across_pass_through.
2778 (propagate_constants_across_call): Pass PARM_TYPE to
2779 propagate_scalar_across_jump_function.
2780 (find_more_scalar_values_for_callers_subset): Pass parameter type to
2781 ipa_value_from_jfunc.
2782 (cgraph_edge_brings_all_scalars_for_node): Likewise.
2783 * ipa-fnsummary.c (evaluate_properties_for_edge): Renamed parms_info
2784 to caller_parms_info, pass parameter type to ipa_value_from_jfunc.
2785 * ipa-prop.c (try_make_edge_direct_simple_call): New parameter
2786 target_type, pass it to ipa_value_from_jfunc.
2787 (update_indirect_edges_after_inlining): Pass parameter type to
2788 try_make_edge_direct_simple_call.
2790 2017-11-28 Jeff Law <law@redhat.com>
2792 * gimple-ssa-evrp-analyze.c
2793 (evrp_range_analyzer::record_ranges_from_phis): Only use SCEV to
2794 refine ranges if scev_initialized_p returns true.
2795 * vr-values.c (vr_values::extract_range_from_phi_node): Likewise.
2797 2017-11-28 Julia Koval <julia.koval@intel.com>
2799 * config/i386/avx512vbmi2intrin.h (_mm512_shrdi_epi16,
2800 _mm512_mask_shrdi_epi16, _mm512_maskz_shrdi_epi16, _mm512_shrdi_epi32,
2801 _mm512_mask_shrdi_epi32, _mm512_maskz_shrdi_epi32, _mm512_shrdi_epi64,
2802 _mm512_mask_shrdi_epi64, _mm512_maskz_shrdi_epi64): New intrinsics.
2803 * config/i386/avx512vbmi2vlintrin.h (_mm256_shrdi_epi16,
2804 _mm256_mask_shrdi_epi16, _mm256_maskz_shrdi_epi16,
2805 _mm256_mask_shrdi_epi32, _mm256_maskz_shrdi_epi32, _mm256_shrdi_epi32,
2806 _mm256_mask_shrdi_epi64, _mm256_maskz_shrdi_epi64, _mm256_shrdi_epi64,
2807 _mm_mask_shrdi_epi16, _mm_maskz_shrdi_epi16, _mm_shrdi_epi16,
2808 _mm_mask_shrdi_epi32, _mm_maskz_shrdi_epi32, _mm_shrdi_epi32,
2809 _mm_mask_shrdi_epi64, _mm_maskz_shrdi_epi64, _mm_shrdi_epi64): Ditto.
2810 * config/i386/i386-builtin.def (__builtin_ia32_vpshrd_v32hi,
2811 __builtin_ia32_vpshrd_v32hi_mask, __builtin_ia32_vpshrd_v16hi,
2812 __builtin_ia32_vpshrd_v16hi_mask, __builtin_ia32_vpshrd_v8hi,
2813 __builtin_ia32_vpshrd_v8hi_mask, __builtin_ia32_vpshrd_v16si,
2814 __builtin_ia32_vpshrd_v16si_mask, __builtin_ia32_vpshrd_v8si,
2815 __builtin_ia32_vpshrd_v8si_mask, __builtin_ia32_vpshrd_v4si,
2816 __builtin_ia32_vpshrd_v4si_mask, __builtin_ia32_vpshrd_v8di,
2817 __builtin_ia32_vpshrd_v8di_mask, __builtin_ia32_vpshrd_v4di,
2818 __builtin_ia32_vpshrd_v4di_mask, __builtin_ia32_vpshrd_v2di,
2819 __builtin_ia32_vpshrd_v2di_mask): New builtins.
2820 * config/i386/sse.md (vpshrd_<mode><mask_name>): New pattern.
2822 2017-11-28 Julia Koval <julia.koval@intel.com>
2824 * config/i386/avx512vbmi2intrin.h (_mm512_shldi_epi16,
2825 _mm512_mask_shldi_epi16, _mm512_maskz_shldi_epi16, _mm512_shldi_epi32,
2826 _mm512_mask_shldi_epi32, _mm512_maskz_shldi_epi32, _mm512_shldi_epi64,
2827 _mm512_mask_shldi_epi64, _mm512_maskz_shldi_epi64): New intrinsics.
2828 * config/i386/avx512vbmi2vlintrin.h (_mm256_shldi_epi16,
2829 _mm256_mask_shldi_epi16, _mm256_maskz_shldi_epi16,
2830 _mm256_mask_shldi_epi32, _mm256_maskz_shldi_epi32, _mm256_shldi_epi32,
2831 _mm256_mask_shldi_epi64, _mm256_maskz_shldi_epi64, _mm256_shldi_epi64,
2832 _mm_mask_shldi_epi16, _mm_maskz_shldi_epi16, _mm_shldi_epi16,
2833 _mm_mask_shldi_epi32, _mm_maskz_shldi_epi32, _mm_shldi_epi32,
2834 _mm_mask_shldi_epi64, _mm_maskz_shldi_epi64, _mm_shldi_epi64): Ditto.
2835 * config/i386/i386-builtin-types.def (V32HI_FTYPE_V32HI_V32HI_INT,
2836 V32HI_FTYPE_V32HI_V32HI_INT_V32HI_INT, V16SI_FTYPE_V16SI_V16SI_INT,
2837 V16SI_FTYPE_V16SI_V16SI_INT_V16SI_INT,
2838 V8DI_FTYPE_V8DI_V8DI_INT_V8DI_INT, V8SI_FTYPE_V8SI_V8SI_INT_V8SI_INT,
2839 V16HI_FTYPE_V16HI_V16HI_INT_V16HI_INT,
2840 V4DI_FTYPE_V4DI_V4DI_INT_V4DI_INT,
2841 V8HI_FTYPE_V8HI_V8HI_INT_V8HI_INT,
2842 V4SI_FTYPE_V4SI_V4SI_INT_V4SI_INT,
2843 V2DI_FTYPE_V2DI_V2DI_INT_V2DI_INT): New types.
2844 * config/i386/i386-builtin.def (__builtin_ia32_vpshld_v32hi,
2845 __builtin_ia32_vpshld_v32hi_mask, __builtin_ia32_vpshld_v16hi,
2846 __builtin_ia32_vpshld_v16hi_mask, __builtin_ia32_vpshld_v8hi,
2847 __builtin_ia32_vpshld_v8hi_mask, __builtin_ia32_vpshld_v16si,
2848 __builtin_ia32_vpshld_v16si_mask, __builtin_ia32_vpshld_v8si,
2849 __builtin_ia32_vpshld_v8si_mask, __builtin_ia32_vpshld_v4si,
2850 __builtin_ia32_vpshld_v4si_mask, __builtin_ia32_vpshld_v8di,
2851 __builtin_ia32_vpshld_v8di_mask, __builtin_ia32_vpshld_v4di,
2852 __builtin_ia32_vpshld_v4di_mask, __builtin_ia32_vpshld_v2di,
2853 __builtin_ia32_vpshld_v2di_mask): New builtins.
2854 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
2855 * config/i386/sse.md (vpshld_<mode><mask_name>): New pattern.
2857 2017-11-28 Richard Biener <rguenther@suse.de>
2859 PR tree-optimization/80776
2860 * gimple-ssa-evrp-analyze.h (evrp_range_analyzer::set_ssa_range_info):
2862 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::set_ssa_range_info):
2864 (evrp_range_analyzer::record_ranges_from_incoming_edges):
2865 If the incoming edge is an effective fallthru because the other
2866 edge only reaches a __builtin_unreachable () then record ranges
2867 derived from the controlling condition in SSA info.
2868 (evrp_range_analyzer::record_ranges_from_phis): Use set_ssa_range_info.
2869 (evrp_range_analyzer::record_ranges_from_stmt): Likewise.
2871 2017-11-28 Olivier Hainque <hainque@adacore.com>
2873 * Makefile.in (SELFTEST_FLAGS): Use nul instead of /dev/null
2874 on mingw build hosts.
2876 2017-11-28 Jakub Jelinek <jakub@redhat.com>
2879 * dbxout.c (dbx_block_with_cold_children): Fix function comment.
2881 2017-11-28 Richard Biener <rguenther@suse.de>
2884 * gimple-fold.c (gimple_fold_builtin_memory_op): For aggregate
2885 copies generated from memcpy use a character array as reference
2888 2017-11-28 Julia Koval <julia.koval@intel.com>
2889 Sebastian Peryt <sebastian.peryt@intel.com>
2891 * Makefile.in (cilkplus.def, cilk-builtins.def, c-family/cilk.o,
2892 c-family/c-cilkplus.o, c-family/array-notation-common.o,
2893 cilk-common.o, cilk.h, cilk-common.c): Remove.
2895 (BT_FN_INT_PTR_PTR_PTR_FTYPE_BT_INT_BT_PTR_BT_PTR_BT_PTR): Remove.
2896 * builtins.c (is_builtin_name): Remove cilkplus condition.
2897 (BUILT_IN_CILK_DETACH, BUILT_IN_CILK_POP_FRAME): Remove.
2898 * builtins.def (DEF_CILK_BUILTIN_STUB, DEF_CILKPLUS_BUILTIN,
2899 cilk-builtins.def, cilkplus.def): Remove.
2900 * cif-code.def (CILK_SPAWN): Remove.
2901 * cilk-builtins.def: Delete.
2902 * cilk-common.c: Ditto.
2904 * cilkplus.def: Ditto.
2905 * config/darwin.h (fcilkplus): Delete.
2906 * cppbuiltin.c: Ditto.
2907 * doc/extend.texi: Remove cilkplus doc.
2908 * doc/generic.texi: Ditto.
2909 * doc/invoke.texi: Ditto.
2910 * doc/passes.texi: Ditto.
2911 * gcc.c (fcilkplus): Remove.
2912 * gengtype.c (cilk.h): Remove.
2913 * gimple-pretty-print.c (dump_gimple_omp_for): Remove cilkplus
2915 * gimple.h (GF_OMP_FOR_KIND_CILKFOR, GF_OMP_FOR_KIND_CILKSIMD):
2917 * gimplify.c (gimplify_return_expr, maybe_fold_stmt,
2919 is_gimple_stmt, gimplify_modify_expr, gimplify_scan_omp_clauses,
2920 gimplify_adjust_omp_clauses, gimplify_omp_for, gimplify_expr): Remove
2921 cilkplus conditions.
2922 * ipa-fnsummary.c (ipa_dump_fn_summary, compute_fn_summary,
2923 inline_read_section): Ditto.
2924 * ipa-inline-analysis.c (cilk.h): Remove.
2925 * ira.c (ira_setup_eliminable_regset): Remove cilkplus support.
2926 * lto-wrapper.c (merge_and_complain, append_compiler_options,
2927 append_linker_options): Remove condition for fcilkplus.
2928 * lto/lto-lang.c (cilk.h): Remove.
2929 (lto_init): Remove condition for fcilkplus.
2930 * omp-expand.c (expand_cilk_for_call): Delete.
2931 (expand_omp_taskreg, expand_omp_for_static_chunk,
2932 expand_omp_for): Remove cilkplus
2934 (expand_cilk_for): Delete.
2935 * omp-general.c (omp_extract_for_data): Remove cilkplus support.
2936 * omp-low.c (scan_sharing_clauses, create_omp_child_function,
2937 execute_lower_omp, diagnose_sb_0): Ditto.
2938 * omp-simd-clone.c (simd_clone_clauses_extract): Ditto.
2939 * tree-core.h (OMP_CLAUSE__CILK_FOR_COUNT_): Delete.
2940 * tree-nested.c: Ditto.
2941 * tree-pretty-print.c (dump_omp_clause): Remove cilkplus support.
2942 (dump_generic_node): Ditto.
2943 * tree.c (OMP_CLAUSE__CILK_FOR_COUNT_): Delete.
2944 * tree.def (cilk_simd, cilk_for, cilk_spawn_stmt, cilk_sync_stmt):
2946 * tree.h (CILK_SPAWN_FN, EXPR_CILK_SPAWN): Delete.
2948 2017-11-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2950 * config/aarch64/aarch64.md (div<mode>3): Change check to TARGET_FLOAT.
2951 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Add early exit
2952 for vector mode and !TARGET_SIMD.
2954 2017-11-28 Jakub Jelinek <jakub@redhat.com>
2956 * tree.def (SWITCH_EXPR): Change from 3 operand to 2 operand tree.
2958 * tree.h (SWITCH_LABELS): Remove.
2959 * gimplify.c (gimplify_switch_expr): Don't test SWITCH_LABELS,
2960 assert SWITCH_BODY is non-NULL.
2961 * tree-pretty-print.c (dump_generic_node): Remove SWITCH_LABELS
2963 * tree.c (block_may_fallthru): Always return true; for SWITCH_EXPR.
2965 PR tree-optimization/80788
2966 * match.pd (X +- C1 CMP C2 -> X CMP C2 -+ C1): If res
2967 has TREE_OVERFLOW set, call drop_tree_overflow.
2969 2017-11-28 Richard Biener <rguenther@suse.de>
2971 PR tree-optimization/83158
2972 * tree-vrp.c (intersect_ranges): Prefer ~[0, 0] in a few more cases.
2974 2017-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2977 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not handle
2978 TARGET_ISEL && !TARGET_MFCRF differently. Simplify code.
2980 2017-11-27 Segher Boessenkool <segher@kernel.crashing.org>
2982 * config/rs6000/rs6000.md (<code><GPR:mode><GPR2:mode>2_isel): Change
2983 LT/GT/LTU/GTU to LE/GE/LEU/GEU where possible.
2985 2017-11-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2988 * varasm.c (compare_constant): Take the mode of the constants into
2989 account when comparing floating point constants.
2991 2017-11-27 Gerald Pfeifer <gerald@pfeifer.com>
2993 * hash-set.h (DEFINE_DEBUG_HASH_SET): Remove static qualifier
2994 from explicit instantiation of debug_helper.
2995 * vec.h (DEFINE_DEBUG_VEC): Ditto.
2997 2017-11-27 Richard Biener <rguenther@suse.de>
2999 * gimple-fold.c (gimple_fold_builtin_memory_op): Remove dead code,
3002 2017-11-27 Richard Biener <rguenther@suse.de>
3004 * tree.c (wide_int_to_tree): Free discarded INTEGER_CST.
3005 (type_hash_canon): Also clear int_cst_hash_table entry for
3007 (build_nonstandard_integer_type): Hash all TYPE_MAX_VALUEs.
3009 2017-11-27 Tamar Christina <tamar.christina@arm.com>
3011 * doc/extend.texi: Add -A suffix (ARMv8*-A, ARMv7-A).
3012 * doc/invoke.texi: Add -A suffix (ARMv8*-A, ARMv7-A).
3013 * doc/sourcebuild.texi: Add -A suffix (ARMv8*-A, ARMv7-A).
3015 2017-11-27 Markus Trippelsdorf <markus@trippelsdorf.de>
3017 * hash-map.h (gt_cleare_cache): Avoid UB.
3019 2017-11-27 Eric Botcazou <ebotcazou@adacore.com>
3021 * cfgloop.h (struct loop): Document usage of USHRT_MAX for unroll.
3022 * loop-unroll.c (decide_unroll_constant_iterations): Implement it.
3023 (decide_unroll_runtime_iterations): Likewise.
3024 (decide_unroll_stupid): Likewise.
3026 2017-11-27 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
3029 * config/i386/i386.md: Add a loop with incssp.
3031 2017-11-27 Martin Jambor <mjambor@suse.cz>
3033 PR tree-optimization/81248
3034 * tree-sra.c (splice_param_accesses): Remove size check.
3035 (decide_one_param_reduction): Fix size check.
3036 * gimple-pretty-print.c (dump_profile): Silence warning.
3037 * params.def (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Adjust description.
3039 2017-11-27 Jakub Jelinek <jakub@redhat.com>
3042 * dbxout.c (lastlineno): New variable.
3043 (dbx_debug_hooks): Use dbxout_switch_text_section as
3044 switch_text_section debug hook.
3045 (dbxout_function_end): Switch to current_function_section
3046 rather than function_section. If crtl->has_bb_partition,
3047 output just one N_FUN, depending on in_cold_section_p.
3048 (dbxout_source_line): Remember last lineno in lastlineno.
3049 (dbxout_switch_text_section): New function.
3050 (dbxout_function_decl): Adjust dbxout_block caller.
3051 (dbx_block_with_cold_children): New function.
3052 (dbxout_block): Return true if any LBRAC/RBRAC have been
3053 emitted. Use dbx_block_with_cold_children at depth == 0
3054 in second partition. Add PARENT_BLOCKNUM argument, pass
3055 it optionally adjusted to children. Output LBRAC/RBRAC
3056 around recursive call only if the block is in the current
3057 partition, if not and anything was output, emit empty
3059 * final.c (final_scan_insn): Compute cold_function_name
3060 before calling switch_text_section debug hook. Call
3061 that hook even if dwarf2out_do_frame if not emitting
3065 * varasm.c (bss_initializer_p): Return true for DECL_COMMON
3066 TREE_READONLY decls.
3068 2017-11-27 Markus Trippelsdorf <markus@trippelsdorf.de>
3070 PR rtl-optimization/82488
3071 * expr.c (fixup_args_size_notes): Avoid signed integer overflow.
3073 2017-11-26 Julia Koval <julia.koval@intel.com>
3075 * config/i386/i386.c (processor_target_table): Add skylake_cost for
3077 * config/i386/x86-tune-costs.h (skylake_memcpy, skylake_memset,
3080 2017-11-26 Julia Koval <julia.koval@intel.com>
3082 * config/i386/driver-i386.c (host_detect_local_cpu):
3083 Detect skylake-avx512.
3085 2017-11-26 Julia Koval <julia.koval@intel.com>
3087 * config.gcc: Add -march=cannonlake.
3088 * config/i386/driver-i386.c (host_detect_local_cpu): Detect cannonlake.
3089 * config/i386/i386-c.c (ix86_target_macros_internal): Handle cannonlake.
3090 * config/i386/i386.c (processor_costs): Add m_CANNONLAKE.
3091 (PTA_CANNONLAKE): New.
3092 (processor_target_table): Add cannonlake.
3093 (ix86_option_override_internal): Ditto.
3094 (fold_builtin_cpu): Ditto.
3095 (get_builtin_code_for_version): Handle cannonlake.
3096 (M_INTEL_COREI7_CANNONLAKE): New.
3097 * config/i386/i386.h (TARGET_CANNONLAKE, PROCESSOR_CANNONLAKE): New.
3098 * doc/invoke.texi: Add -march=cannonlake.
3100 2017-11-14 Boris Kolpackov <boris@codesynthesis.com>
3102 * plugin.c (add_new_plugin): Use platform-specific library extensions.
3103 (try_init_one_plugin): Alternative implementation for MinGW.
3104 * Makefile.in (plugin_implib): New.
3105 (gengtype-lex.c): Fix broken AIX workaround.
3106 * configure: Regenerate.
3107 * doc/plugins.texi: Document support for MinGW.
3109 2017-11-25 Jakub Jelinek <jakub@redhat.com>
3111 PR rtl-optimization/81553
3112 * combine.c (simplify_if_then_else): In (if_then_else COND (OP Z C1) Z)
3113 to (OP Z (mult COND (C1 * STORE_FLAG_VALUE))) optimization, if OP
3114 is a shift where C1 has different mode than the whole shift, use C1's
3115 mode for MULT rather than the shift's mode.
3118 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Don't fold
3119 builtins not enabled in the currently selected ISA.
3121 2017-11-24 Jackson Woodruff <jackson.woodruff@arm.com>
3123 PR tree-optimization/71026
3124 * tree-ssa-math-opts (is_division_by_square, is_square_of): New.
3125 (insert_reciprocals): Change to insert reciprocals before a division
3126 by a square and to insert the square of a reciprocal.
3127 (execute_cse_reciprocals_1): Change to consider division by a square.
3128 (register_division_in): Add importance parameter.
3130 2017-11-24 Richard Biener <rguenther@suse.de>
3132 PR tree-optimization/82402
3133 * tree-vect-loop-manip.c (create_lcssa_for_virtual_phi): Properly
3134 set SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
3136 2017-11-24 Marc Glisse <marc.glisse@inria.fr>
3138 * match.pd (0-ptr): New transformation.
3140 2017-11-24 Jan Hubicka <hubicka@ucw.cz>
3143 * ipa-inline.c (inline_small_functions): Set current badnes correctly
3144 when skipping checking.
3146 2017-11-24 Richard Biener <rguenther@suse.de>
3148 PR tree-optimization/83128
3149 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle STRING_CSTs.
3150 (vn_reference_lookup_3): Likewise.
3152 2017-11-24 Jakub Jelinek <jakub@redhat.com>
3155 * ubsan.c (ubsan_type_descriptor): Use pp_unsigned_wide_integer
3156 instead of pp_printf with HOST_WIDE_INT_PRINT_DEC. Avoid calling
3159 * tree-object-size.c (pass_through_call): Use gimple_call_return_flags
3160 ERF_RETURN*ARG* for builtins other than BUILT_IN_ASSUME_ALIGNED,
3161 check for the latter with gimple_call_builtin_p. Do not handle
3162 BUILT_IN_STPNCPY_CHK which is not a pass through call.
3164 2017-11-24 Christophe Lyon <christophe.lyon@linaro.org>
3166 * config/arm/arm_neon.h: Fix pragma GCC push_options before
3169 2017-11-23 Julia Koval <julia.koval@intel.com>
3171 * config/i386/avx512vbmi2intrin.h (_mm512_mask_expand_epi8,
3172 _mm512_maskz_expand_epi8, _mm512_mask_expandloadu_epi8,
3173 _mm512_maskz_expandloadu_epi8, _mm512_mask_expand_epi16,
3174 _mm512_maskz_expand_epi16, _mm512_mask_expandloadu_epi16,
3175 _mm512_maskz_expandloadu_epi16): New intrinsics.
3176 * config/i386/avx512vbmi2vlintrin.h (_mm_mask_expand_epi8,
3177 _mm_maskz_expand_epi8, _mm_mask_expandloadu_epi8,
3178 _mm_maskz_expandloadu_epi8, _mm_mask_expand_epi16,
3179 _mm_maskz_expand_epi16, _mm_mask_expandloadu_epi16,
3180 _mm_maskz_expandloadu_epi16, _mm256_mask_expand_epi16,
3181 _mm256_maskz_expand_epi16, _mm256_mask_expandloadu_epi16,
3182 _mm256_maskz_expandloadu_epi16, _mm256_mask_expand_epi8,
3183 _mm256_maskz_expand_epi8, _mm256_mask_expandloadu_epi8,
3184 _mm256_maskz_expandloadu_epi8): New intrinsics.
3185 * config/i386/i386-builtin-types.def (V64QI_FTYPE_PCV64QI_V64QI_UDI,
3186 V32HI_FTYPE_PCV32HI_V32HI_USI, V32QI_FTYPE_PCV32QI_V32QI_USI,
3187 V16HI_FTYPE_PCV16HI_V16HI_UHI, V16QI_FTYPE_PCV16QI_V16QI_UHI,
3188 V8HI_FTYPE_PCV8HI_V8HI_UQI): New types.
3189 * config/i386/i386.c (ix86_expand_special_args_builtin): Use new types.
3190 * config/i386/sse.md (VI248_VLBW): New iterator.
3191 (expand<mode>_mask, expand<mode>_maskz): New patterns.
3193 2017-11-23 Julia Koval <julia.koval@intel.com>
3195 * config.gcc (avx512vbmi2intrin.h, avx512vbmi2vlintrin): New headers.
3196 * config/i386/avx512vbmi2intrin.h (_mm512_mask_compress_epi8,
3197 _mm512_maskz_compress_epi8, _mm512_mask_compressstoreu_epi8,
3198 _mm512_mask_compress_epi16, _mm512_maskz_compress_epi16,
3199 _mm512_mask_compressstoreu_epi16): New.
3200 * config/i386/avx512vbmi2vlintrin.h (_mm_mask_compress_epi8,
3201 _mm_maskz_compress_epi8, _mm256_mask_compressstoreu_epi16,
3202 _mm_mask_compress_epi16, _mm_maskz_compress_epi16,
3203 _mm256_mask_compress_epi16, _mm256_maskz_compress_epi16,
3204 _mm_mask_compressstoreu_epi8, _mm_mask_compressstoreu_epi16,
3205 _mm256_mask_compress_epi8, _mm256_maskz_compress_epi8,
3206 _mm256_mask_compressstoreu_epi8): New.
3207 * config/i386/i386-builtin-types.def (VOID_FTYPE_PV64QI_V64QI_UDI,
3208 VOID_FTYPE_PV32HI_V32HI_USI, VOID_FTYPE_PV32QI_V32QI_USI,
3209 VOID_FTYPE_PV16QI_V16QI_UHI, VOID_FTYPE_PV16HI_V16HI_UHI,
3210 VOID_FTYPE_PV8HI_V8HI_UQI): New types.
3211 * config/i386/i386-builtin.def (__builtin_ia32_compressqi512_mask,
3212 __builtin_ia32_compresshi512_mask, __builtin_ia32_compressqi256_mask,
3213 __builtin_ia32_compressqi128_mask, __builtin_ia32_compresshi256_mask,
3214 __builtin_ia32_compresshi128_mask,
3215 __builtin_ia32_compressstoreuqi512_mask,
3216 __builtin_ia32_compressstoreuhi512_mask,
3217 __builtin_ia32_compressstoreuqi256_mask,
3218 __builtin_ia32_compressstoreuqi128_mask,
3219 __builtin_ia32_compressstoreuhi256_mask,
3220 __builtin_ia32_compressstoreuhi128_mask): New builtins.
3221 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Create special args
3223 (ix86_expand_special_args_builtin): Handle new types.
3224 (s4fma_expand): Handle new builtin array.
3225 * config/i386/immintrin.h: Include new headers.
3226 * config/i386/sse.md (VI12_AVX512VLBW): New iterator.
3227 (compress<mode>_mask, compressstore<mode>_mask): New patterns.
3229 2017-11-23 Jakub Jelinek <jakub@redhat.com>
3231 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Formatting
3232 fixes. Declare temp and g variables at the top in order to avoid
3233 {} in most of the cases.
3235 2017-11-23 Marc Glisse <marc.glisse@inria.fr>
3237 * match.pd (ptr-0): New transformation.
3239 2017-11-23 Charles Baylis <charles.baylis@linaro.org>
3241 * config/arm/arm-protos.h (enum arm_addr_mode_op): New.
3242 (struct addr_mode_cost_table): New.
3243 (struct tune_params): Add field addr_mode_costs.
3244 * config/arm/arm.c (generic_addr_mode_costs): New.
3245 (arm_slowmul_tune): Initialise addr_mode_costs field.
3246 (arm_fastmul_tune): Likewise.
3247 (arm_strongarm_tune): Likewise.
3248 (arm_xscale_tune): Likewise.
3249 (arm_9e_tune): Likewise.
3250 (arm_marvell_pj4_tune): Likewise.
3251 (arm_v6t2_tune): Likewise.
3252 (arm_cortex_tune): Likewise.
3253 (arm_cortex_a8_tune): Likewise.
3254 (arm_cortex_a7_tune): Likewise.
3255 (arm_cortex_a15_tune): Likewise.
3256 (arm_cortex_a35_tune): Likewise.
3257 (arm_cortex_a53_tune): Likewise.
3258 (arm_cortex_a57_tune): Likewise.
3259 (arm_exynosm1_tune): Likewise.
3260 (arm_xgene1_tune): Likewise.
3261 (arm_cortex_a5_tune): Likewise.
3262 (arm_cortex_a9_tune): Likewise.
3263 (arm_cortex_a12_tune): Likewise.
3264 (arm_cortex_a73_tune): Likewise.
3265 (arm_v7m_tune): Likewise.
3266 (arm_cortex_m7_tune): Likewise.
3267 (arm_v6m_tune): Likewise.
3268 (arm_fa726te_tune): Likewise.
3269 (arm_mem_costs): Use table lookup to calculate cost of addressing mode.
3271 2017-11-23 Charles Baylis <charles.baylis@linaro.org>
3273 * config/arm/arm.c (arm_mem_costs): New function.
3274 (arm_rtx_costs_internal): Use arm_mem_costs.
3276 2017-11-23 Mark Wielaard <mark@klomp.org>
3278 * dwarf2out.c (init_sections_and_labels): Use generation to create
3279 unique ranges_section_label and ranges_base_label. Return generation.
3280 (output_rnglists): Add generation argument. Use generation to create
3281 unique ranges labels.
3282 (dwarf2out_finish): Get generation from init_sections_and_labels
3283 and pass generation to output_rnglists.
3285 2017-11-23 Mike Stump <mikestump@comcast.net>
3286 Eric Botcazou <ebotcazou@adacore.com>
3288 * doc/generic.texi (ANNOTATE_EXPR): Document 3rd operand.
3289 * cfgloop.h (struct loop): Add unroll field.
3290 * function.h (struct function): Add has_unroll bitfield.
3291 * gimplify.c (gimple_boolify) <ANNOTATE_EXPR>: Deal with unroll kind.
3292 (gimplify_expr) <ANNOTATE_EXPR>: Propagate 3rd operand.
3293 * loop-init.c (pass_loop2::gate): Return true if cfun->has_unroll.
3294 (pass_rtl_unroll_loops::gate): Likewise.
3295 * loop-unroll.c (decide_unrolling): Tweak note message. Skip loops
3296 for which loop->unroll==1.
3297 (decide_unroll_constant_iterations): Use note for consistency and
3298 take loop->unroll into account. Return early if loop->unroll is set.
3299 Fix thinko in existing test.
3300 (decide_unroll_runtime_iterations): Use note for consistency and
3301 take loop->unroll into account.
3302 (decide_unroll_stupid): Likewise.
3303 * lto-streamer-in.c (input_cfg): Read loop->unroll.
3304 * lto-streamer-out.c (output_cfg): Write loop->unroll.
3305 * tree-cfg.c (replace_loop_annotate_in_block) <annot_expr_unroll_kind>:
3307 (replace_loop_annotate) <annot_expr_unroll_kind>: Likewise.
3308 (print_loop): Print loop->unroll if set.
3309 * tree-core.h (enum annot_expr_kind): Add annot_expr_unroll_kind.
3310 * tree-inline.c (copy_loops): Copy unroll and set cfun->has_unroll.
3311 * tree-pretty-print.c (dump_generic_node) <annot_expr_unroll_kind>:
3313 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Bail out if
3314 loop->unroll is set and smaller than the trip count. Otherwise bypass
3315 entirely the heuristics if loop->unroll is set. Remove dead note.
3316 Fix off-by-one bug in other note.
3317 (try_peel_loop): Bail out if loop->unroll is set. Fix formatting.
3318 (tree_unroll_loops_completely_1): Force unrolling if loop->unroll
3320 (tree_unroll_loops_completely): Make static.
3321 (pass_complete_unroll::execute): Use correct type for variable.
3322 (pass_complete_unrolli::execute): Fix formatting.
3323 * tree.def (ANNOTATE_EXPR): Add 3rd operand.
3325 2017-11-23 Sergey Shalnov <Sergey.Shalnov@intel.com>
3327 * config/i386/i386.h (TARGET_PREFER_AVX256): Also
3328 enable when TARGET_PREFER_AVX128 is set.
3330 2017-11-23 Jan Hubicka <hubicka@ucw.cz>
3332 * ipa-profile.c (ipa_propagate_frequency_1): Use count instead of
3334 * cgraph.c (cgraph_edge::dump_edge_flags): Dump sreal frequencies.
3335 (cgraph_edge::maybe_hot_p): Use sreal frequencies.
3337 2017-11-23 Jan Hubicka <hubicka@ucw.cz>
3339 * ipa-fnsummary.c (record_modified_bb_info): Use sreal
3340 frequencies. Fix estimation of aggregate parameters.
3342 2017-11-23 Jan Hubicka <hubicka@ucw.cz>
3344 * cgraphclones.c (cgraph_node::create_clone): Fix updating of profile
3347 2017-11-23 Tom de Vries <tom@codesourcery.com>
3349 * config/sh/sh.h (ASM_OUTPUT_ADDR_VEC_ELT): Wrap in "do {} while (0)".
3351 2017-11-23 Tom de Vries <tom@codesourcery.com>
3353 * config/ft32/ft32.h (ASM_OUTPUT_ADDR_VEC_ELT): Remove semicolon after
3356 2017-11-23 Oleg Endo <olegendo@gcc.gnu.org>
3359 * config/sh/sh.md (udivsi3, divsi3, sibcall_value_pcrel,
3360 sibcall_value_pcrel_fdpic): Use local variable instead of
3362 (calli_tbr_rel): Add missing operand 2.
3363 (call_valuei_tbr_rel): Add missing operand 3.
3365 2017-11-23 Jakub Jelinek <jakub@redhat.com>
3368 * expr.c (expand_assignment): For CONCAT to_rtx, complex type from and
3369 bitpos/bitsize covering the whole destination, use store_expr only if
3370 the complex mode is the same. Otherwise, use expand_normal and if
3371 it returns CONCAT, subreg each part separately instead of trying to
3372 subreg the whole result.
3374 2017-11-23 Richard Biener <rguenther@suse.de>
3376 PR tree-optimization/23094
3377 * tree-ssa-sccvn.c (vuse_ssa_val): Handle VN_TOP when we
3378 come here from walking over backedges in the first iteration.
3379 (vn_reference_lookup_3): Skip clobbers that store the same value.
3381 2017-11-23 Richard Biener <rguenther@suse.de>
3383 PR tree-optimization/81403
3384 * tree-ssa-pre.c (get_representative_for): Add parameter specifying
3385 a block we need a leader relative to.
3386 (phi_translate_1): For nary processing require a leader from
3387 get_representative_for given we run expression simplification
3388 using match-and-simplify. Remove previous fix.
3390 2017-11-22 Jeff Law <law@redhat.com>
3392 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::try_find_new_range):
3393 Use new method allocate_value_range rather than accessing the
3394 vrp_value_range_pool data member directly.
3395 * tree-vrp.c (simplify_stmt_for_jump_threading): Tweak slightly
3396 to use extract_range_from_stmt method to avoid need for
3397 extract_range_from_assignment method.
3398 (vrp_prop::vrp_finalize): Use set_lattice_propagation_complete
3399 method rather than setting values_propgated data member directly.
3400 * vr-values.h (class vr_values): Privatize vrp_value_range_pool,
3401 and values propagated data members and extract_range_from_assignment
3402 method. Reorder private data members to conform to standards.
3403 Add new methods set_lattice_propagation_complete and
3404 allocate_value_range.
3406 2017-11-22 Eric Botcazou <ebotcazou@adacore.com>
3408 PR rtl-optimization/83030
3409 * doc/rtl.texi (Flags in an RTL Expression): Alphabetize, add entry
3410 for CROSSING_JUMP_P and mention usage of 'jump' for JUMP_INSNs.
3411 (Insns): Delete entry for REG_CROSSING_JUMP in register notes.
3412 * bb-reorder.c (update_crossing_jump_flags): Do not test whether the
3413 CROSSING_JUMP_P flag is already set before setting it.
3414 * cfgrtl.c (fixup_partition_crossing): Likewise.
3415 * reorg.c (relax_delay_slots): Do not consider a CROSSING_JUMP_P
3418 2017-11-22 Jakub Jelinek <jakub@redhat.com>
3420 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SERIES>:
3421 Handle the case where both arguments are using gen_const_vec_series.
3423 2017-11-22 David Malcolm <dmalcolm@redhat.com>
3426 * pretty-print.c (pp_format): Move quoting implementation to
3427 pp_begin_quote and pp_end_quote. Update pp_format_decoder call
3428 to pass address of "quote" local.
3429 (pp_begin_quote): New function.
3430 (pp_end_quote): New function.
3431 * pretty-print.h (printer_fn): Convert penultimate param from bool
3433 (pp_begin_quote): New decl.
3434 (pp_end_quote): New decl.
3435 * tree-diagnostic.c (default_tree_printer): Convert penultimate
3436 param from bool to bool *.
3437 * tree-diagnostic.h (default_tree_printer): Likewise.
3439 2017-11-22 Jeff Law <law@redhat.com>
3441 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::evrp_range_analyzer)
3442 Initialize vr_values.
3443 (evrp_range_analyzer::try_find_new_range): Call methods attached to
3444 vr_values via vr_values class instance rather than delegators.
3445 (evrp_range_analyzer::record_ranges_from_phis): Likewise.
3446 (evrp_range_analyzer::record_ranges_from_stmt): Likewise.
3447 (evrp_range_analyzer::push_value_range): Likewise.
3448 (evrp_range_analyzer::pop_value_range): Likewise.
3449 * gimple-ssa-evrp-analyze.h (class evrp_range_analyzer): Remove
3450 most delegators. Those remaining are exposed as public interfaces.
3451 Make vr_values a pointer and private.
3452 (evrp_range_analyzer::~evrp_range_analyzer): Delete the attached
3454 (evrp_range_analyzer::get_vr_value): New method.
3455 * gimple-ssa-evrp.c (class evrp_folder): Use DISABLE_COPY_AND_ASSIGN.
3456 (evrp_folder::evrp_folder): New ctor to initialize vr_values.
3457 (class evrp_dom_walker): Attach evrp_folder class, initialize
3458 it in the ctor. Remove temporary delegators.
3459 (evrp_dom_walker::before_dom_children): Call methods in attached
3460 evrp_range_analyzer class via class instance pointer. Use
3461 free value_range_constant_singleton to remove need for
3462 op_with_constant_singleton_value delegator method. Do not
3463 create a vrp_prop class instance for every call! Narrow
3464 scope of a couple variables.
3465 (evrp_dom_walker::cleanup): Call methods in attached
3466 evrp_range_analyzer class via class instance pointer.
3467 * vr-values.h (class vr_values): Privatize many methods and
3470 2017-11-22 Richard Sandiford <richard.sandiford@linaro.org>
3472 * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): Delete.
3473 * cfgexpand.c (expand_debug_expr): Remove handling for them.
3474 * expr.c (expand_expr_real_2): Likewise.
3475 * fold-const.c (const_unop): Likewise.
3476 * optabs-tree.c (optab_for_tree_code): Likewise.
3477 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
3478 * tree-inline.c (estimate_operator_cost): Likewise.
3479 * tree-pretty-print.c (dump_generic_node): Likewise.
3480 (op_code_prio): Likewise.
3481 (op_symbol_code): Likewise.
3482 * internal-fn.def (DEF_INTERNAL_SIGNED_OPTAB_FN): Define.
3483 (IFN_REDUC_PLUS, IFN_REDUC_MAX, IFN_REDUC_MIN): New internal functions.
3484 * internal-fn.c (direct_internal_fn_optab): New function.
3485 (direct_internal_fn_array, direct_internal_fn_supported_p
3486 (internal_fn_expanders): Handle DEF_INTERNAL_SIGNED_OPTAB_FN.
3487 * fold-const-call.c (fold_const_reduction): New function.
3488 (fold_const_call): Handle CFN_REDUC_PLUS, CFN_REDUC_MAX and
3490 * tree-vect-loop.c: Include internal-fn.h.
3491 (reduction_code_for_scalar_code): Rename to...
3492 (reduction_fn_for_scalar_code): ...this and return an internal
3494 (vect_model_reduction_cost): Take an internal_fn rather than
3496 (vect_create_epilog_for_reduction): Likewise. Build calls rather
3498 (vectorizable_reduction): Use internal functions rather than tree
3499 codes for the reduction operation. Update calls to the functions
3501 * config/aarch64/aarch64-builtins.c (aarch64_gimple_fold_builtin):
3502 Use calls to internal functions rather than REDUC tree codes.
3503 * config/aarch64/aarch64-simd.md: Update comment accordingly.
3505 2017-11-22 Olivier Hainque <hainque@adacore.com>
3507 * config/vxworks.c (vxworks_override_options): Pick default
3508 dwarf version from macro value, VXWORKS_DWARF_VERSION_DEFAULT.
3509 * config/vxworks.h: Define VXWORKS_DWARF_VERSION_DEFAULT and
3510 DWARF_GNAT_ENCODINGS_DEFAULT.
3511 * config/vxworksae.h: Likewise.
3513 2017-11-22 Marc Glisse <marc.glisse@inria.fr>
3515 PR tree-optimization/83104
3516 * vr-values.c (simplify_stmt_using_ranges): Check integral argument,
3519 2017-11-22 Marek Polacek <polacek@redhat.com>
3520 H.J. Lu <hongjiu.lu@intel.com>
3521 Jason Merrill <jason@redhat.com>
3526 * calls.c (initialize_argument_information): Call
3527 warn_parameter_passing_abi target hook.
3528 (store_one_arg): Use 0 for empty record size. Don't push 0 size
3529 argument onto stack.
3530 (must_pass_in_stack_var_size_or_pad): Return false for empty types.
3531 * common.opt: Update -fabi-version description.
3532 * config/i386/i386.c (init_cumulative_args): Set cum->warn_empty.
3533 (ix86_gimplify_va_arg): Call arg_int_size_in_bytes instead of
3535 (ix86_is_empty_record): New function.
3536 (ix86_warn_parameter_passing_abi): New function.
3537 (TARGET_EMPTY_RECORD_P): Redefine.
3538 (TARGET_WARN_PARAMETER_PASSING_ABI): Redefine.
3539 * config/i386/i386.h (CUMULATIVE_ARGS): Add warn_empty.
3540 * doc/tm.texi: Regenerated.
3541 * doc/tm.texi.in (TARGET_EMPTY_RECORD_P,
3542 TARGET_WARN_PARAMETER_PASSING_ABI): Add.
3543 * dwarf2out.c (get_ultimate_context): Move to tree.c.
3544 * explow.c (hard_function_value): Call arg_int_size_in_bytes
3545 instead of int_size_in_bytes.
3546 * expr.c (copy_blkmode_to_reg): Likewise.
3547 * function.c (aggregate_value_p): Return 0 for empty types.
3548 (assign_parm_find_entry_rtl): Call warn_parameter_passing_abi
3550 (locate_and_pad_parm): Call arg size_in_bytes instead
3552 * lto-streamer-out.c (hash_tree): Hash TYPE_EMPTY_P and DECL_PADDING_P.
3553 * stor-layout.c (finalize_type_size): Set TYPE_EMPTY_P.
3554 * target.def (empty_record_p, warn_parameter_passing_abi): New target
3556 * targhooks.c (hook_void_CUMULATIVE_ARGS_tree): New hook.
3557 (std_gimplify_va_arg_expr): Skip empty records. Call
3558 arg_size_in_bytes instead size_in_bytes.
3559 * targhooks.h (hook_void_CUMULATIVE_ARGS_tree): Declare.
3560 * tree-core.h (tree_type_common): Add empty_flag.
3561 (tree_decl_common): Update comments.
3562 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Stream
3564 (unpack_ts_type_common_value_fields): Stream TYPE_EMPTY_P.
3565 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Stream
3567 (pack_ts_type_common_value_fields): Stream TYPE_EMPTY_P.
3568 * tree.c (default_is_empty_type): New function.
3569 (default_is_empty_record): New function.
3570 (arg_int_size_in_bytes): New function.
3571 (arg_size_in_bytes): New function.
3572 (get_ultimate_context): New function.
3573 * tree.h: Define TYPE_EMPTY_P, DECL_PADDING_P and
3574 TRANSLATION_UNIT_WARN_EMPTY_P.
3575 (default_is_empty_record, arg_int_size_in_bytes,
3576 arg_size_in_bytes, get_ultimate_context): Declare.
3578 2017-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3580 * config/arm/arm.c (cmse_clear_registers): New function.
3581 (cmse_nonsecure_call_clear_caller_saved): Replace register clearing
3582 code by call to cmse_clear_registers.
3583 (cmse_nonsecure_entry_clear_before_return): Likewise.
3585 2017-11-22 Tamar Christina <tamar.christina@arm.com>
3587 * config/arm/arm_neon.h (vdot_u32, vdotq_u32)
3588 (vdot_s32, vdotq_s32): New.
3589 (vdot_lane_u32, vdotq_lane_u32): New.
3590 (vdot_lane_s32, vdotq_lane_s32): New.
3593 2017-11-22 Richard Sandiford <richard.sandiford@linaro.org>
3596 * wide-int.cc (wi::add_large, wi::sub_large): Fix overflow detection
3597 for unsigned values with fewer HWIs than the precision.
3598 (test_overflow): New function.
3599 (wide_int_cc_tests): Call it.
3601 2017-11-22 Richard Sandiford <richard.sandiford@linaro.org>
3603 * emit-rtl.c (init_derived_machine_modes): Make sure ptr_mode
3604 has the same mode class as Pmode.
3606 2017-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3608 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Get rid of
3609 padding_bits_to_clear_ptr.
3610 (cmse_nonsecure_entry_clear_before_return): Likewise.
3612 2017-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3614 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Use
3615 auto_sbitap instead of integer bitfield to control register needing
3618 2017-11-22 Jakub Jelinek <jakub@redhat.com>
3620 PR tree-optimization/83044
3621 * tree-vrp.c (vrp_prop::check_array_ref): If eltsize is not
3622 INTEGER_CST or is 0, clear up_bound{,_p1} and later ignore tests
3623 that need the upper bound. Subtract offset from
3624 get_addr_base_and_unit_offset only if positive and subtract it
3625 before division by eltsize rather than after it.
3628 * valtrack.c (propagate_for_debug_subst, propagate_for_debug): Reset
3629 debug insns if they would contain UNSPEC_VOLATILE or volatile asm.
3630 (dead_debug_insert_temp): Likewise, but also ignore even non-volatile
3634 * optabs.c (expand_doubleword_mult, expand_binop): Before calling
3635 expand_binop with *mul_widen_optab, make sure at least one of the
3636 operands doesn't have VOIDmode.
3639 * dwarf2out.c (mem_loc_descriptor): Handle VEC_SERIES.
3641 PR rtl-optimization/82044
3642 PR tree-optimization/82042
3643 * dse.c (record_store): Check for overflow.
3644 (check_mem_read_rtx): Properly check for overflow if width == -1, call
3645 add_wild_read instead of clear_rhs_from_active_local_stores on
3646 overflow and log it into dump_file.
3648 2017-11-22 Richard Biener <rguenther@suse.de>
3650 * gimple-iterator.c (gimple_find_edge_insert_loc): Ignore
3651 fake edges to exit when looking for a place to insert.
3652 * tree-ssa-pre.c (clear_expression_ids): Inline into callers
3654 (insert_into_preds_of_block): Commit edge insertion immediately,
3655 assert that doesn't require new BBs.
3656 (fini_pre): Release expressions.
3657 (pass_pre::execute): Shuffle things around a bit, if the fn
3658 is too large do not compute AVAIL either as this is really the
3661 2017-11-22 Richard Biener <rguenther@suse.de>
3663 PR tree-optimization/83089
3664 * tree-if-conv.c (pass_if_conversion::execute): If anything
3665 changed reset SCEV and free the number of iteration estimates.
3667 2017-11-21 Martin Sebor <msebor@redhat.com>
3669 PR tree-optimization/82945
3670 * calls.h (warn_nonstring_bound): Remove unused function.
3672 2017-11-21 Martin Sebor <msebor@redhat.com>
3674 PR tree-optimization/82945
3675 * builtins.c (expand_builtin_strlen): Call maybe_warn_nonstring_arg.
3676 * calls.h (maybe_warn_nonstring_arg): Declare new function.
3677 * calls.c (get_attr_nonstring_decl, maybe_warn_nonstring_arg): New
3679 (initialize_argument_information): Call maybe_warn_nonstring_arg.
3680 * calls.h (get_attr_nonstring_decl): Declare new function.
3681 * doc/extend.texi (attribute nonstring): Update.
3682 * gimple-fold.c (gimple_fold_builtin_strncpy): Call
3683 get_attr_nonstring_decl and handle it.
3684 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Same. Improve
3685 detection of nul-termination.
3686 (strlen_to_stridx): Change to a pointer.
3687 (handle_builtin_strlen, handle_builtin_stxncpy): Adjust.
3688 (pass_strlen::execute): Same.
3690 2017-11-21 Sergey Shalnov <Sergey.Shalnov@intel.com>
3692 * config/i386/i386-opts.h (enum prefer_vector_width): Added new enum
3693 for the new option -mprefer-vector-width=[none|128|256|512].
3694 * config/i386/i386.c (ix86_target_string): remove old style options
3695 -mprefer-avx256 and make -mprefer-avx128 as alias.
3696 (ix86_option_override_internal): Apply defaults for the
3697 -mprefer-vector-width=[128|256] option.
3698 * config/i386/i386.h (TARGET_PREFER_AVX128, TARGET_PREFER_AVX256):
3699 Implement macros to work with -mprefer-vector-width=.
3700 * config/i386/i386.opt: Implemented option
3701 -mprefer-vector-width=[none|128|256|512].
3702 * doc/invoke.texi: Documentation for
3703 -mprefer-vector-width=[none|128|256|512].
3705 2017-11-21 Pat Haugen <pthaugen@us.ibm.com>
3707 * config/rs6000/ppc-asm.h (f50, vs50): Fix values.
3709 2017-11-21 Jonathan Wakely <jwakely@redhat.com>
3711 * doc/invoke.texi (-Wmaybe-uninitialized): Rephrase for clarity.
3713 2017-11-21 Marc Glisse <marc.glisse@inria.fr>
3715 * doc/generic.texi: Document POINTER_DIFF_EXPR, update
3717 * cfgexpand.c (expand_debug_expr): Handle POINTER_DIFF_EXPR.
3718 * expr.c (expand_expr_real_2): Likewise.
3719 * fold-const.c (const_binop, fold_addr_of_array_ref_difference,
3720 fold_binary_loc): Likewise.
3721 * match.pd (X-X, P+(Q-P), &D-P, (P+N)-P, P-(P+N), (P+M)-(P+N),
3722 P-Q==0, -(A-B), X-Z<Y-Z, (X-Z)-(Y-Z), Z-X<Z-Y, (Z-X)-(Z-Y),
3723 (A-B)+(C-A)): New transformations for POINTER_DIFF_EXPR, based on
3724 MINUS_EXPR transformations.
3725 * optabs-tree.c (optab_for_tree_code): Handle POINTER_DIFF_EXPR.
3726 * tree-cfg.c (verify_expr, verify_gimple_assign_binary): Likewise.
3727 * tree-inline.c (estimate_operator_cost): Likewise.
3728 * tree-pretty-print.c (dump_generic_node, op_code_prio,
3729 op_symbol_code): Likewise.
3730 * tree-vect-stmts.c (vectorizable_operation): Likewise.
3731 * vr-values.c (extract_range_from_binary_expr): Likewise.
3732 * varasm.c (initializer_constant_valid_p_1): Likewise.
3733 * tree.def: New tree code POINTER_DIFF_EXPR.
3735 2017-11-21 Uros Bizjak <ubizjak@gmail.com>
3737 * config/i386/i386.md (*bswap<mode>2_movbe): Add
3738 integer suffix to movbe mnemonic.
3739 (*bswaphi2_movbe): Ditto.
3740 (bswaphi_lowpart): Merge with *bswaphi_lowpart_1.
3742 2017-11-21 Jakub Jelinek <jakub@redhat.com>
3745 * tree-cfg.c (pass_warn_function_return::execute): Formatting fix.
3746 Also warn if seen __builtin_unreachable () call with BUILTINS_LOCATION.
3747 Use LOCATION_LOCUS when comparing against UNKNOWN_LOCATION.
3749 2017-11-21 Martin Liska <mliska@suse.cz>
3751 * tree-inline.c (expand_call_inline): Remove not needed
3754 2017-11-21 James Cowgill <James.Cowgill@imgtec.com>
3755 Jakub Jelinek <jakub@redhat.com>
3758 * config/mips/frame-header-opt.c (mips_register_frame_header_opt):
3759 Remove static keyword from f variable.
3761 2017-11-21 Jakub Jelinek <jakub@redhat.com>
3763 PR tree-optimization/83086
3764 * gimple-ssa-store-merging.c
3765 (imm_store_chain_info::try_coalesce_bswap): Test this_n.base_addr
3766 rather than n.base_addr.
3768 2017-11-21 Martin Liska <mliska@suse.cz>
3770 PR rtl-optimization/82044
3771 PR tree-optimization/82042
3772 * dse.c (check_mem_read_rtx): Check for overflow.
3774 2017-11-21 Aldy Hernandez <aldyh@redhat.com>
3776 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Fix
3779 2017-11-21 Claudiu Zissulescu <claziss@synopsys.com>
3781 * cfgrtl.c (force_nonfallthru_and_redirect): Don't split a call
3782 and its corresponding call arg location note.
3784 2017-11-21 Claudiu Zissulescu <claziss@synopsys.com>
3785 Andrew Burgess <andrew.burgess@embecosm.com>
3787 * config/arc/arc-protos.h (arc_compute_frame_size): Delete
3789 (arc_return_slot_offset): Likewise.
3790 (arc_eh_return_address_location): New declaration.
3791 * config/arc/arc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
3792 (MUST_SAVE_REGISTER): Add exception handler case.
3793 (MUST_SAVE_RETURN_ADDR): Likewise.
3794 (arc_frame_pointer_required): Likewise.
3795 (arc_frame_pointer_needed): New function.
3796 (arc_compute_frame_size): Changed.
3797 (arc_expand_prologue): Likewise.
3798 (arc_expand_epilogue): Likewise.
3799 (arc_initial_elimination_offset): Likewise.
3800 (arc_return_slot_offset): Delete.
3801 (arc_eh_return_address_location): New function.
3802 (arc_builtin_setjmp_frame_value): Likewise.
3803 * config/arc/arc.h (EH_RETURN_DATA_REGNO): Use 2 registers.
3804 (EH_RETURN_STACKADJ_RTX): Define.
3805 (EH_RETURN_HANDLER_RTX): Likewise.
3806 * config/arc/arc.md (eh_return): Delete.
3808 2017-11-21 Aldy Hernandez <aldyh@redhat.com>
3810 * print-tree.h (debug_vec_tree): Remove prototype.
3811 * gdbinit.in (pvt): Remove macro.
3813 2017-11-21 Jakub Jelinek <jakub@redhat.com>
3815 PR tree-optimization/83047
3816 * gimple-ssa-store-merging.c
3817 (imm_store_chain_info::output_merged_store): If the loads with the
3818 same vuse are in different basic blocks, for load_gsi pick a load
3819 location that is dominated by the other loads.
3822 * config/i386/i386.c (ix86_memmodel_check): Start
3823 -Winvalid-memory-model diagnostics with lowercase letter.
3826 * dwarf2out.c (dw_loc_list): If crtl->has_bb_partition, temporarily
3827 set in_cold_section_p to the partition containing loc_list->first.
3828 When seeing loc_list->last_before_switch node, update secname and
3829 perform range_across_switch second partition handling only after that.
3832 * run-rtl-passes.c: Include debug.h.
3833 (run_rtl_passes): Call debug_hooks->assembly_start.
3834 * dwarf2out.c (dwarf2out_assembly_start): Return early if invoked
3838 * internal-fn.c (expand_mul_overflow): Use OPTAB_WIDEN instead of
3839 OPTAB_DIRECT in calls to expand_simple_binop.
3841 2017-11-20 David Malcolm <dmalcolm@redhat.com>
3844 * Makefile.in (C_COMMON_OBJS): Add c-family/known-headers.o.
3846 2017-11-20 David Malcolm <dmalcolm@redhat.com>
3849 * spellcheck.h (best_match::blithely_get_best_candidate): New
3852 2017-11-20 Jakub Jelinek <jakub@redhat.com>
3854 * config/i386/i386.c (parse_mtune_ctrl_str): Start diagnostics
3855 with lower case letter.
3857 2017-11-20 Uros Bizjak <ubizjak@gmail.com>
3859 * config/i386/i386.md (bswaphi2): New expander.
3860 (*bswaphi2_movbe): New insn pattern.
3861 (bswaphi -> rorhi pepehole2): New peephole pattern.
3863 2017-11-20 Jeff Law <law@redhat.com>
3865 * Makefile.in (OBJS): Add gimple-ssa-evrp-analyze.o.
3866 * gimple-ssa-evrp-analyze.c: New file pulled from gimple-ssa-evrp.c.
3867 * gimple-ssa-evrp-analyze.h: New file pulled from gimple-ssa-evrp.c.
3868 * gimple-ssa-evrp.c: Remove bits moved into new files. Include
3869 gimple-ssa-evrp-analyze.h.
3871 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Do not
3872 set BB_VISITED here.
3873 (evrp_range_analyzer::enter): Set BB_VISITED here instead.
3875 2017-11-20 Bin Cheng <bin.cheng@arm.com>
3877 * tree-predcom.c: Add general comment on Store-Store chains.
3878 (split_data_refs_to_components): Postpone clearing eliminate_store_p
3880 (get_chain_last_ref_at): Rename into...
3881 (get_chain_last_write_at): ...this.
3882 (get_chain_last_write_before_load): New function.
3883 (add_ref_to_chain): Promote type of chain from CT_STORE_LOAD to
3884 CT_STORE_STORE when write reference is added.
3885 (determine_roots_comp): Support load ref in CT_STORE_STORE chains.
3886 (is_inv_store_elimination_chain): Update get_chain_last_write_at call.
3887 (initialize_root_vars_store_elim_1): Ditto.
3888 (initialize_root_vars_store_elim_2): Ditto. Replace rhs once default
3889 definition is created.
3890 (execute_pred_commoning_chain): Support load ref in CT_STORE_STORE
3891 chain by replacing it with dominant stored value.
3893 2017-11-20 Bin Cheng <bin.cheng@arm.com>
3895 * tree-predcom.c (add_ref_to_chain): Remove check on distance.
3897 2017-11-20 Marc Glisse <marc.glisse@inria.fr>
3899 * vr-values.c (extract_range_from_binary_expr): Use a full range
3902 2017-11-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
3904 * config/arm/arm.md (R4_REGNUM): Define constant.
3905 (nonsecure_call_internal): Remove r4 clobber.
3906 (nonsecure_call_value_internal): Likewise.
3907 * config/arm/thumb1.md (nonsecure_call_reg_thumb1_v5): Remove second
3908 clobber and resequence match_operands.
3909 (nonsecure_call_value_reg_thumb1_v5): Likewise.
3910 * config/arm/thumb2.md (nonsecure_call_reg_thumb2): Likewise.
3911 (nonsecure_call_value_reg_thumb2): Likewise.
3913 2017-11-20 Jakub Jelinek <jakub@redhat.com>
3915 PR tree-optimization/78821
3916 * gimple-ssa-store-merging.c (find_bswap_or_nop_load): Give up
3917 if base is TARGET_MEM_REF. If base is not MEM_REF, set base_addr
3918 to the address of the base rather than the base itself.
3919 (find_bswap_or_nop_1): Just use pointer comparison for vuse check.
3920 (find_bswap_or_nop_finalize): New function.
3921 (find_bswap_or_nop): Use it.
3922 (bswap_replace): Return a tree rather than bool, change first
3923 argument from gimple * to gimple_stmt_iterator, allow inserting
3924 into an empty sequence, allow ins_stmt to be NULL - then emit
3925 all stmts into gsi. Fix up MEM_REF address gimplification.
3926 (pass_optimize_bswap::execute): Adjust bswap_replace caller.
3927 (struct store_immediate_info): Add N and INS_STMT non-static
3929 (store_immediate_info::store_immediate_info): Initialize them
3930 from newly added ctor args.
3931 (merged_store_group::apply_stores): Formatting fixes. Sort by
3933 (stmts_may_clobber_ref_p): For stores call also
3934 refs_anti_dependent_p.
3935 (gather_bswap_load_refs): New function.
3936 (imm_store_chain_info::try_coalesce_bswap): New method.
3937 (imm_store_chain_info::coalesce_immediate_stores): Use it.
3938 (split_group): Handle LROTATE_EXPR and NOP_EXPR rhs_code specially.
3939 (imm_store_chain_info::output_merged_store): Fail if number of
3940 new estimated stmts is bigger or equal than old. Handle LROTATE_EXPR
3941 and NOP_EXPR rhs_code.
3942 (pass_store_merging::process_store): Compute n and ins_stmt, if
3943 ins_stmt is non-NULL and the store rhs is otherwise invalid, use
3944 LROTATE_EXPR rhs_code. Pass n and ins_stmt to store_immediate_info
3946 (pass_store_merging::execute): Calculate dominators.
3948 * tree-ssa-math-opts.c (nop_stats, bswap_stats, struct symbolic_number,
3949 BITS_PER_MARKER, MARKER_MASK, MARKER_BYTE_UNKNOWN, HEAD_MARKER, CMPNOP,
3950 CMPXCHG, do_shift_rotate, verify_symbolic_number_p,
3951 init_symbolic_number, find_bswap_or_nop_load, perform_symbolic_merge,
3952 find_bswap_or_nop_1, find_bswap_or_nop, pass_data_optimize_bswap,
3953 class pass_optimize_bswap, bswap_replace,
3954 pass_optimize_bswap::execute): Moved to ...
3955 * gimple-ssa-store-merging.c: ... this file.
3956 Include optabs-tree.h.
3957 (nop_stats, bswap_stats, do_shift_rotate, verify_symbolic_number_p,
3958 init_symbolic_number, find_bswap_or_nop_load, perform_symbolic_merge,
3959 find_bswap_or_nop_1, find_bswap_or_nop, bswap_replace): Put into
3960 anonymous namespace, remove static keywords.
3961 (pass_optimize_bswap::gate): Test BITS_PER_UNIT == 8 here...
3962 (pass_optimize_bswap::execute): ... rather than here. Formatting fix.
3964 2017-11-20 Jan Hubicka <hubicka@ucw.cz>
3967 * ipa-inline.c (can_inline_edge_p): Fix typo in previous patch.
3969 2017-11-20 Aldy Hernandez <aldyh@redhat.com>
3971 * vec.h (debug_helper): New function.
3972 (DEFINE_DEBUG_VEC): New macro.
3973 * hash-set.h (debug_helper): New function.
3974 (DEFINE_DEBUG_HASH_SET): New macro.
3975 * cfg.c (debug_slim (edge)): New function.
3976 Call DEFINE_DEBUG_VEC for edges.
3977 Call DEFINE_DEBUG_HASH_SET for edges.
3978 * cfghooks.c (debug_slim (basic_block)): New function.
3979 Call DEFINE_DEBUG_VEC for basic blocks.
3980 Call DEFINE_DEBUG_HASH_SET for basic blocks.
3981 * print-tree.c (debug_slim): New function to handle trees.
3982 Call DEFINE_DEBUG_VEC for trees.
3983 Call DEFINE_DEBUG_HASH_SET for trees.
3984 (debug (vec<tree, va_gc>) &): Remove.
3985 (debug (<vec<tree, va_gc>) *): Remove.
3986 * print-rtl.c (debug_slim): New function to handle const_rtx.
3987 Call DEFINE_DEBUG_VEC for rtx_def.
3988 Call DEFINE_DEBUG_VEC for rtx_insn.
3989 Call DEFINE_DEBUG_HASH_SET for rtx_def.
3990 Call DEFINE_DEBUG_HASH_SET for rtx_insn.
3991 * sel-sched-dump.c (debug (vec<rtx_insn *> &): Remove.
3992 (debug (vec<rtx_insn *> *ptr): Remove.
3993 (debug_insn_vector): Remove.
3994 * stor-layout.c (debug_rli): Call debug() instead of debug_vec_tree.
3996 2017-11-20 Tom de Vries <tom@codesourcery.com>
3998 PR rtl-optimization/82020
3999 * simplify-rtx.c (simplify_ternary_operation): Fix comparison mode of
4000 IF_THEN_ELSE condition.
4002 2017-11-19 Jeff Law <law@redhat.com>
4004 * tree-ssa-dom.c (record_equivalences_from_phis): Fix handling
4005 of degenerates resulting from ignoring an edge.
4007 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
4010 * ipa-inline.c (can_inline_edge_p): Also check that caller is optimized
4012 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
4015 * profile-count.c (profile_count::to_sreal_scale): Fix return value
4016 for uninitialied counts.
4018 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
4021 * tree-inline.c (estimate_num_insns): Set to 1 at least.
4023 2017-11-19 Jan Hubicka <hubicka@ucw.cz>
4026 * i386.c (ix86_builtin_vectorization_cost): Be ready for insane types.
4028 2017-11-19 Tom de Vries <tom@codesourcery.com>
4030 * config/arc/arc.h (FUNCTION_PROFILER): Remove semicolon after
4033 2017-11-19 Tom de Vries <tom@codesourcery.com>
4035 * config/phoenix.h (TARGET_OS_CPP_BUILTINS): Remove semicolon after
4038 2017-11-19 Tom de Vries <tom@codesourcery.com>
4040 * config/visium/visium.h (ASM_OUTPUT_CASE_END): Remove semicolon after
4043 2017-11-19 Tom de Vries <tom@codesourcery.com>
4045 * config/ft32/ft32.h (REGISTER_TARGET_PRAGMAS): Remove semicolon after
4047 * config/spu/spu.h (REGISTER_TARGET_PRAGMAS): Same.
4049 2017-11-19 Tom de Vries <tom@codesourcery.com>
4051 * config/mcore/mcore-elf.h (MCORE_EXPORT_NAME): Remove semicolon after
4053 * config/mcore/mcore.h (ASM_OUTPUT_ALIGNED_COMMON): After missing
4054 semicolon after MCORE_EXPORT_NAME call.
4056 2017-11-19 Tom de Vries <tom@codesourcery.com>
4059 * vmsdbgout.c (vmsdbgout_early_finish): New function.
4060 (vmsdbg_debug_hooks): Set early_finish field to vmsdbgout_early_finish.
4062 2017-11-18 Jan Hubicka <hubicka@ucw.cz>
4064 * cgraphclones.c (cgraph_edge::clone): Rename gcov_count to prof_count.
4065 (cgraph_edge::clone): Cleanup updating of profile.
4066 * ipa-cp.c (update_profiling_info): Likewise.
4067 * ipa-inline-transform.c (inline_transform): Likewise.
4068 * ipa-inline.c (inline_small_functions): Add missing space to dump.
4069 * ipa-split.c (execute_split_functions): Do not split when function
4071 * predict.c (estimate_bb_frequencies): Cleanup updating of profile.
4072 * profile-count.c (profile_count::dump): Add global0.
4073 (profile_count::to_cgraph_frequency): Do not ICE when entry is
4075 (profile_count::to_sreal_scale): Likewise.
4076 (profile_count::adjust_for_ipa_scaling): Fix typo in comment.
4077 (profile_count::combine_with_ipa_count): New function.
4078 * profile-count.h (profile_guessed_global0adjusted): New.
4079 (profile_count::adjusted_zero): New.
4080 (profile_count::global0adjusted): New.
4081 (profile_count::combine_with_ipa_count): New.
4082 * tree-inline.c (copy_edges_for_bb): Add NUM/DEN arugment;
4083 correct profile of return block of split functions.
4084 (copy_cfg_body): Remove unused profile_count.
4085 (copy_body): Likewise.
4086 (expand_call_inline): Update.
4087 (tree_function_versioning): Update.
4089 2017-11-18 Aldy Hernandez <aldyh@redhat.com>
4091 * hash-set.h (hash_set::empty): New.
4092 * tree-ssa-threadbackward.h: Delete.
4093 * tree-ssa-threadbackward.c (class thread_jumps): New.
4094 Move max_threaded_paths into class.
4095 (fsm_find_thread_path): Remove arguments that are now in class.
4096 (profitable_jump_thread_path): Rename to...
4097 (thread_jumps::profitable_jump_thread_path): ...this.
4098 (convert_and_register_jump_thread_path): Rename to...
4099 (thread_jumps::convert_and_register_current_path): ...this.
4100 (check_subpath_and_update_thread_path): Rename to...
4101 (thread_jumps::check_subpath_and_update_thread_path): ...this.
4102 (register_jump_thread_path_if_profitable): Rename to...
4103 (thread_jumps::register_jump_thread_path_if_profitable): ...this.
4104 (handle_phi): Rename to...
4105 (thread_jumps::handle_phi): ...this.
4106 (handle_assignment): Rename to...
4107 (thread_jumps::handle_assignment): ...this.
4108 (fsm_find_control_statement_thread_paths): Rename to...
4109 (thread_jumps::fsm_find_control_statement_thread_paths): ...this.
4110 (find_jump_threads_backwards): Rename to...
4111 (thread_jumps::find_jump_threads_backwards): ...this.
4112 Initialize path local data.
4113 (pass_thread_jumps::execute): Call find_jump_threads_backwards
4114 from within thread_jumps class.
4115 (pass_early_thread_jumps::execute): Same.
4117 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
4119 * cgraph.c (cgraph_node::dump): Do IPA sanity checking on IPA counts.
4121 2017-11-17 Steve Ellcey <sellcey@cavium.com>
4123 * config/aarch64/aarch64-simd.md (fnma<mode>4): Move neg operator
4124 to canonical location.
4126 2017-11-17 Steve Ellcey <sellcey@cavium.com>
4129 * config/aarch64/aarch64.c (aarch64_use_by_pieces_infrastructure_p):
4131 (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Remove define.
4133 2017-11-17 H.J. Lu <hongjiu.lu@intel.com>
4135 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Use
4136 rcrt1.o%s/grcrt1.o%s for -static-pie.
4138 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
4140 * i386.c (ix86_multiplication_cost, ix86_division_cost,
4141 ix86_shift_rotate_cost): Break out from ...
4142 (ix86_rtx_costs): ... here.
4143 (ix86_add_stmt_cost): Use rtx cost machinery to compute cost of
4146 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
4148 * predict.c (determine_unlikely_bbs): Set cgraph node count to 0
4149 when entry block was promoted unlikely.
4150 (estimate_bb_frequencies): Increase frequency scale.
4151 * profile-count.h (profile_count): Export precision info.
4153 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
4155 * tree-tailcall.c (eliminate_tail_call): Be more careful about not
4156 disturbin profile of entry block.
4158 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
4160 * ipa-fnsummary.c (estimate_node_size_and_time): Be more tolerant for
4163 2017-11-17 Jan Hubicka <hubicka@ucw.cz>
4165 * ipa-cp.c (update_profiling_info): Handle conversion to local profile.
4166 * tree-cfg.c (execute_fixup_cfg): Do fixup same way as inliner does.
4168 2017-11-17 Jeff Law <law@redhat.com>
4170 * gimple-ssa-evrp.c (class evrp_range_analyzer): New class extracted
4171 from evrp_dom_walker class. Various methods moved into new class.
4172 (evrp_range_analyzer::evrp_range_analyzer): Constructor for new class.
4173 (evrp_range_analyzer::enter): New method.
4174 (evrp_range_analyzer::leave): New method.
4175 (evrp_dom_walker): Remove delegators no longer needed by this class.
4176 Replace vr_values data member with evrp_range_analyzer
4178 * gimple-ssa-evrp.c (evrp_dom_walker::record_ranges_from_phis): New
4179 method extracted from evrp_dom_walker::before_dom_children.
4180 (evrp_dom_walker::record_ranges_from_stmt): Likewise.
4181 (evrp_dom_walker::record_ranges_from_incoming_edge): Likewise.
4183 * gimple-ssa-evrp.c (evrp_dom_walker): Add cleanup method.
4184 Add private copy constructor and move assignment operators.
4185 Privatize methods and class data where trivially possible.
4186 (evrp_dom_walker::cleanup): New function, extracted from
4187 execute_early_vrp. Simplify access to class data.
4189 * vr-values.h (get_output_for_vrp): Prototype.
4190 * vr-values.c (get_output_for_vrp): New function extracted from
4191 vrp_visit_assignment_or_call and extract_range_from_stmt.
4192 (vrp_visit_assignment_or_call): Use get_output_for_vrp. Simplify.
4194 2017-11-17 Luis Machado <luis.machado@linaro.org>
4196 * config/aarch64/aarch64.c
4197 (qdf24xx_prefetch_tune) <default_opt_level>: Set to -1.
4198 (qdf24xx_tunings) <autoprefetcher_model>: Set to
4199 tune_params::AUTOPREFETCHER_WEAK.
4201 2017-11-17 Tamar Christina <tamar.christina@arm.com>
4204 * config/arm/arm.c (arm_valid_target_attribute_rec):
4205 Parse "arch=" and "+<ext>".
4206 (arm_valid_target_attribute_tree): Re-init global options.
4207 (arm_option_override): Make non-static.
4208 (arm_options_perform_arch_sanity_checks): Make errors fatal.
4209 * gcc/config/arm/arm-c.c (__ARM_FEATURE_CMSE): Support undef.
4210 (__ARM_FEATURE_CRC32): Support undef.
4211 * config/arm/arm_acle.h (__ARM_FEATURE_CRC32): Replace with pragma.
4212 * doc/extend.texi (ARM Function Attributes): Add pragma and target.
4214 2017-11-17 David Malcolm <dmalcolm@redhat.com>
4216 * gdbinit.in (break-on-diagnostic): New command.
4218 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
4220 * config/i386/i386.c (ix86_expand_epilogue): Change simple
4221 return to indirect jump for EH return if control-flow
4222 protection is enabled. Change explicit 'false' argument in
4223 pro_epilogue_adjust_stack with a value of
4225 * config/i386/i386.md (simple_return_indirect_internal):
4226 Remove SImode restriction to support 64-bit.
4228 2017-11-17 Segher Boessenkool <segher@kernel.crashing.org>
4230 * combine.c (added_notes_insn): New.
4231 (try_combine): Handle added_notes_insn like added_links_insn.
4232 Rewrite return value code.
4233 (distribute_notes): Set added_notes_insn to the earliest insn we added
4236 2017-11-17 Segher Boessenkool <segher@kernel.crashing.org>
4238 PR rtl-optimization/82621
4239 * combine.c (try_combine): Do not split PARALLELs of two SETs if the
4240 dest of one of those SETs is unused.
4242 2017-11-17 Richard Biener <rguenther@suse.de>
4245 * tree-core.h (enum annot_expr_kind): Add annot_expr_parallel_kind.
4246 * tree-pretty-print.c (dump_generic_node): Handle
4247 annot_expr_parallel_kind.
4248 * tree-cfg.c (replace_loop_annotate_in_block): Likewise.
4249 * gimplify.c (gimple_boolify): Likewise.
4251 2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
4253 * config.gcc (extra_headers): Add cet.h for x86 targets.
4254 * config/i386/cet.h: New file.
4255 * doc/install.texi: Add --enable-cet/--disable-cet.
4257 2017-11-17 Richard Biener <rguenther@suse.de>
4259 PR tree-optimization/83017
4260 * tree-parloops.c (MIN_PER_THREAD): Use --param parloops-min-per-thread.
4261 (gen_parallel_loop): Properly count iterations.
4262 (parallelize_loops): Handle loop->can_be_parallel independent
4263 of flag_loop_parallelize_all. Make static profitability test match
4265 * params.def (PARAM_PARLOOPS_MIN_PER_THREAD): New.
4266 * invoke.texi (parloops-min-per-thread): Document.
4268 2017-11-17 Vineet Gupta <vgupta@synopsys.com>
4270 * config/arc/linux.h: GLIBC_DYNAMIC_LINKER update per glibc
4271 upstreaming review comments.
4273 2017-11-17 Tamar Christina <tamar.christina@arm.com>
4275 * expr.c (copy_blkmode_to_reg): Fix bitsize for targets
4276 with fast unaligned access.
4277 * doc/sourcebuild.texi (word_mode_no_slow_unalign): New.
4279 2017-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4281 * config/arm/arm.c (cmse_nonsecure_entry_clear_before_return): Allocate
4282 to_clear_arg_regs_bitmap to the same size as to_clear_bitmap.
4284 2017-11-17 Richard Biener <rguenther@suse.de>
4286 * tree-ssa-pre.c (phi_translate_1): Remove redundant constant
4287 folding of references.
4289 2017-11-17 Qing Zhao <qing.zhao@oracle.com>
4292 * gimple-fold.c (gimple_fold_builtin_string_compare): Add handling
4293 of replacing call to strncmp with corresponding call to strcmp when
4296 2017-11-17 Sergey Shalnov <Sergey.Shalnov@intel.com>
4298 * config/i386/x86-tune.def (X86_TUNE_AVX256_OPTIMAL): Add tuning
4299 option prefer-avx256 for skylake-avx512 configuration.
4300 * config/i386/i386.c (ix86_option_override_internal): Ditto.
4301 (get_builtin_code_for_version): Ditto.
4303 2017-11-17 Chung-Ju Wu <jasonwucj@gmail.com>
4304 Monk Chiang <sh.chiang04@gmail.com>
4306 * config/nds32/nds32.h (FIRST_PSEUDO_REGISTER): Modify.
4307 (FIXED_REGISTERS): Reserve more register numbers.
4308 (CALL_USED_REGISTERS): Likewise.
4309 (REG_ALLOC_ORDER): Likewise.
4310 (REG_CLASS_CONTENTS): Likewise.
4311 (REGISTER_NAMES): Likewise.
4313 2017-11-17 Chung-Ju Wu <jasonwucj@gmail.com>
4314 Kito Cheng <kito.cheng@gmail.com>
4316 * config/nds32/nds32-modes.def: Add vector mode V4QI V2HI V8QI V4HI
4318 * config/nds32/iterators.md: Add vector mode iterators and attributes.
4320 2017-11-16 Steven Munroe <munroesj@gcc.gnu.org>
4322 * config/rs6000/mmintrin.h (_mm_add_pi32[_ARCH_PWR]): Correct
4323 parameter list for vec_splats.
4325 2017-11-16 Joseph Myers <joseph@codesourcery.com>
4327 * doc/invoke.texi (-std=c17): Refer to 2018 expected publication
4329 (-std=c18, -std=iso9899:2018, -std=gnu18): Document option aliases.
4331 2017-11-16 Thomas Koenig <tkoenig@gcc.gnu.org>
4334 * doc/install.texi: Document incompatibility of Perl >=5.6.26
4335 with the required version of automake 1.11.6.
4337 2017-11-16 Pat Haugen <pthaugen@us.ibm.com>
4339 * rs6000/power9.md (power9fpdiv): New automaton and cpu_unit defined
4341 (DU_C2_3_power9): Correct reservation combinations.
4342 (FP_DIV_power9, VEC_DIV_power9): New.
4343 (power9-alu): Split out rotate/shift...
4344 (power9-rot): ...to here, correct dispatch resource.
4345 (power9-cracked-alu, power9-mul, power9-mul-compare): Correct dispatch
4347 (power9-fp): Correct latency.
4348 (power9-sdiv): Add div/sqrt resource.
4349 (power9-ddiv): Correct latency, add div/sqrt resource.
4350 (power9-sqrt, power9-dsqrt): Add div/sqrt resource.
4351 (power9-vecfdiv, power9-vecdiv): Correct latency, add div/sqrt
4353 (power9-qpdiv, power9-qpmul): Adjust resource usage.
4355 2017-11-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4357 * config/rs6000/rs6000.c (rs6000_expand_builtin): Do not do the
4358 switch statement mapping KF built-ins to TF built-ins if we don't
4359 have the proper ISA 3.0 assembler support.
4361 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
4363 * tree-emutls.c (lower_emutls_data): Remove unused bb_freq.
4364 (lower_emutls_function_body): Do not compute it.
4366 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
4368 * ipa-split.c (split_bb_info): Turn time to sreal.
4369 (split_point): Likewise.
4370 (dump_split_point): Likewise.
4371 (fine_split_points): Likewise.
4372 (execute_split_functions): Only zero split_bbs; turn time to sreals.
4374 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
4376 * ipa-fnsummary.c (analyze_function_body): Accumulate time consistently
4379 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
4381 * predict.c (combine_predictions_for_bb): Preserve zero predicted
4383 (expensive_function_p): Remove useless assert.
4384 (determine_unlikely_bbs): Propagate also forward; determine cold blocks
4386 2017-11-16 Martin Sebor <msebor@redhat.com>
4388 PR tree-optimization/82588
4389 PR tree-optimization/82583
4390 * tree-vrp.c (check_array_ref): Handle flexible array members,
4391 string literals, and inner indices.
4392 (search_for_addr_array): Add detail to diagnostics.
4394 2017-11-16 Nathan Sidwell <nathan@acm.org>
4398 * tree.h (COPY_DECL_RTL): Rename parms for clarity.
4399 (SET_DECL_ASSEMBLER_NAME): Forward to
4400 overwrite_decl_assembler_name.
4401 (COPY_DECL_ASSEMBLER_NAME): Rename parms for clarity.
4402 (overwrite_decl_assembler_name): Declare.
4403 * tree.c (overwrite_decl_assembler_name): New.
4404 * langhooks-def.h (lhd_overwrite_decl_assembler_name): Declare.
4405 (LANG_HOOKS_OVERWRITE_DECL_ASSEMBLER_NAME): Provide default.
4406 (LANG_HOOKS_INITIALIZER): Add it.
4407 * langhooks.h (struct lang_hooks): Add overwrite_decl_assembler_name.
4408 * langhooks.c (lhd_set_decl_assembler_name): Use
4409 SET_DECL_ASSEMBLER_NAME.
4410 (lhd_overwrite_decl_assembler_name): Default implementation.
4412 2017-11-16 Wilco Dijkstra <wdijkstr@arm.com>
4413 Jackson Woodruff <jackson.woodruff@arm.com>
4415 PR tree-optimization/71026
4416 * match.pd: Canonicalize constant multiplies in division.
4418 2017-11-16 Wilco Dijkstra <wdijkstr@arm.com>
4420 * opts.c (default_options_table): Add OPT_fomit_frame_pointer entry.
4421 * common/config/alpha/alpha-common.c (TARGET_OPTION_OPTIMIZATION_TABLE):
4422 Remove OPT_fomit_frame_pointer entry.
4423 * common/config/arc/arc-common.c: Likewise.
4424 * common/config/arm/arm-common.c: Likewise.
4425 * common/config/avr/avr-common.c: Likewise.
4426 * common/config/c6x/c6x-common.c: Likewise.
4427 * common/config/cr16/cr16-common.c: Likewise.
4428 * common/config/cris/cris-common.c: Likewise.
4429 * common/config/epiphany/epiphany-common.c: Likewise.
4430 * common/config/fr30/fr30-common.c: Likewise.
4431 * common/config/frv/frv-common.c: Likewise.
4432 * common/config/ia64/ia64-common.c: Likewise.
4433 * common/config/iq2000/iq2000-common.c: Likewise.
4434 * common/config/lm32/lm32-common.c: Likewise.
4435 * common/config/m32r/m32r-common.c: Likewise.
4436 * common/config/mcore/mcore-common.c: Likewise.
4437 * common/config/microblaze/microblaze-common.c: Likewise.
4438 * common/config/mips/mips-common.c: Likewise.
4439 * common/config/mmix/mmix-common.c: Likewise.
4440 * common/config/mn10300/mn10300-common.c: Likewise.
4441 * common/config/nios2/nios2-common.c: Likewise.
4442 * common/config/pa/pa-common.c: Likewise.
4443 * common/config/pdp11/pdp11-common.c: Likewise.
4444 * common/config/powerpcspe/powerpcspe-common.c: Likewise.
4445 * common/config/riscv/riscv-common.c: Likewise.
4446 * common/config/rs6000/rs6000-common.c: Likewise.
4447 * common/config/rx/rx-common.c: Likewise.
4448 * common/config/s390/s390-common.c: Likewise.
4449 * common/config/sh/sh-common.c: Likewise.
4450 * common/config/sparc/sparc-common.c: Likewise.
4451 * common/config/tilegx/tilegx-common.c: Likewise.
4452 * common/config/tilepro/tilepro-common.c: Likewise.
4453 * common/config/v850/v850-common.c: Likewise.
4454 * common/config/visium/visium-common.c: Likewise.
4455 * common/config/xstormy16/xstormy16-common.c: Likewise.
4456 * common/config/xtensa/xtensa-common.c: Likewise.
4457 * invoke.texi (-fomit-frame-pointer): Update documentation.
4459 2017-11-16 Jan Hubicka <hubicka@ucw.cz>
4461 * tree-cfg.c (gimple_find_sub_bbs): Do not compute freq.
4463 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4465 * cfg.c (scale_bbs_frequencies_int,
4466 cale_bbs_frequencies_gcov_type): Remove.
4467 * cfg.h (scale_bbs_frequencies_int,
4468 cale_bbs_frequencies_gcov_type): Remove.
4470 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4472 * tree-ssa-loop-manip.c
4473 (scale_dominated_blocks_in_loop): Update to profile counts.
4474 (tree_transform_and_unroll_loop): Likewise.
4476 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4478 * tree-vect-loop-manip.c (vect_do_peeling): Do not use
4479 scale_bbs_frequencies_int.
4481 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4483 * final.c (compute_alignments): Use counts rather than frequencies.
4485 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4487 * cfgloopanal.c: Include sreal.h
4488 (average_num_loop_insns): Use counts and sreal for accounting.
4490 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4492 * cfgloopmanip.c (duplicate_loop_to_header_edge): Cleanup profile
4495 2017-11-16 Chung-Ju Wu <jasonwucj@gmail.com>
4496 Kito Cheng <kito.cheng@gmail.com>
4498 * config/nds32/constraints.md: Provide more constraints.
4499 * config/nds32/nds32.h (enum reg_class, REG_CLASS_NAMES,
4500 REG_CLASS_CONTENTS): Define R5_REG, R8_REG, and FRAME_POINTER_REG to
4501 support constraints usage.
4503 2017-11-16 Chung-Ju Wu <jasonwucj@gmail.com>
4505 * config/nds32/constants.md (UNSPEC_VOLATILE_FUNC_RETURN): Remove.
4507 2017-11-16 Chung-Ju Wu <jasonwucj@gmail.com>
4508 Kito Cheng <kito.cheng@gmail.com>
4510 * config/nds32/nds32.opt: Add mext-perf, mext-perf2, mext-string.
4511 * config/nds32/nds32.opt: Refine the layout.
4512 * config/nds32/nds32.c (TARGET_EXT_PERF, TARGET_EXT_PERF2,
4513 TARGET_EXT_STRING): Support new options.
4514 * config/nds32/nds32.h: Likewise.
4515 * config/nds32/nds32.md: Likewise.
4516 * config/nds32/nds32-predicates.c: Likewise.
4517 * config/nds32/constraints.md: Likewise.
4518 * common/config/nds32/nds32-common.c: Likewise.
4520 2017-11-16 Julia Koval <julia.koval@intel.com>
4523 * config/i386/gfniintrin.h: Add sse check.
4524 * config/i386/i386.c (ix86_expand_builtin): Fix gfni check.
4526 2017-11-16 Julia Koval <julia.koval@intel.com>
4528 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VBMI2_SET,
4529 OPTION_MASK_ISA_AVX512VBMI2_UNSET): New.
4530 (ix86_handle_option): Handle -mavx512vbmi2.
4531 * config/i386/cpuid.h: Add bit_AVX512VBMI2.
4532 * config/i386/driver-i386.c (host_detect_local_cpu): Handle new bit.
4533 * config/i386/i386-c.c (__AVX512VBMI2__): New.
4534 * config/i386/i386.c (ix86_target_string): Handle -mavx512vbmi2.
4535 (ix86_valid_target_attribute_inner_p): Ditto.
4536 * config/i386/i386.h (TARGET_AVX512VBMI2, TARGET_AVX512VBMI2_P): New.
4537 * config/i386/i386.opt (mavx512vbmi2): New option.
4538 * doc/invoke.texi: Add new option.
4540 2017-11-16 Julia Koval <julia.koval@intel.com>
4542 * config/i386/gfniintrin.h (_mm_gf2p8mul_epi8, _mm256_gf2p8mul_epi8,
4543 _mm_mask_gf2p8mul_epi8, _mm_maskz_gf2p8mul_epi8,
4544 _mm256_mask_gf2p8mul_epi8, _mm256_maskz_gf2p8mul_epi8,
4545 _mm512_mask_gf2p8mul_epi8, _mm512_maskz_gf2p8mul_epi8,
4546 _mm512_gf2p8mul_epi8): New intrinsics.
4547 * config/i386/i386-builtin-types.def
4548 (V64QI_FTYPE_V64QI_V64QI): New type.
4549 * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8mulb_v64qi,
4550 __builtin_ia32_vgf2p8mulb_v64qi_mask, __builtin_ia32_vgf2p8mulb_v32qi,
4551 __builtin_ia32_vgf2p8mulb_v32qi_mask, __builtin_ia32_vgf2p8mulb_v16qi,
4552 __builtin_ia32_vgf2p8mulb_v16qi_mask): New builtins.
4553 * config/i386/sse.md (vgf2p8mulb_*): New pattern.
4554 * config/i386/i386.c (ix86_expand_args_builtin): Handle new type.
4556 2017-11-15 Uros Bizjak <ubizjak@gmail.com>
4558 * config/i386/i386.c (x86_print_call_or_nop): Emit 5 byte nop
4559 explicitly as a stream of bytes.
4561 2017-11-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4563 * config/rs6000/altivec.h (vec_xst_be): New #define.
4564 * config/rs6000/altivec.md (altivec_vperm_<mode>_direct): Rename
4565 and externalize from *altivec_vperm_<mode>_internal.
4566 * config/rs6000/rs6000-builtin.def (XL_BE_V16QI): Remove macro
4568 (XL_BE_V8HI): Likewise.
4569 (XL_BE_V4SI): Likewise.
4570 (XL_BE_V4SI): Likewise.
4571 (XL_BE_V2DI): Likewise.
4572 (XL_BE_V4SF): Likewise.
4573 (XL_BE_V2DF): Likewise.
4574 (XST_BE): Add BU_VSX_OVERLOAD_X macro instantiation.
4575 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Correct
4576 all array entries with these keys: VSX_BUILTIN_VEC_XL,
4577 VSX_BUILTIN_VEC_XL_BE, VSX_BUILTIN_VEC_XST. Add entries for key
4578 VSX_BUILTIN_VEC_XST_BE.
4579 * config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Remove.
4580 (altivec_expand_builtin): Remove handling for VSX_BUILTIN_XL_BE_*
4582 (altivec_init_builtins): Replace conditional calls to def_builtin
4583 for __builtin_vsx_ld_elemrev_{v8hi,v16qi} and
4584 __builtin_vsx_st_elemrev_{v8hi,v16qi} based on TARGET_P9_VECTOR
4585 with unconditional calls. Remove calls to def_builtin for
4586 __builtin_vsx_le_be_<mode>. Add a call to def_builtin for
4587 __builtin_vec_xst_be.
4588 * config/rs6000/vsx.md (vsx_ld_elemrev_v8hi): Convert define_insn
4589 to define_expand, and add alternate RTL generation for P8.
4590 (*vsx_ld_elemrev_v8hi_internal): New define_insn based on
4591 vsx_ld_elemrev_v8hi.
4592 (vsx_ld_elemrev_v16qi): Convert define_insn to define_expand, and
4593 add alternate RTL generation for P8.
4594 (*vsx_ld_elemrev_v16qi_internal): New define_insn based on
4595 vsx_ld_elemrev_v16qi.
4596 (vsx_st_elemrev_v8hi): Convert define_insn
4597 to define_expand, and add alternate RTL generation for P8.
4598 (*vsx_st_elemrev_v8hi_internal): New define_insn based on
4599 vsx_st_elemrev_v8hi.
4600 (vsx_st_elemrev_v16qi): Convert define_insn to define_expand, and
4601 add alternate RTL generation for P8.
4602 (*vsx_st_elemrev_v16qi_internal): New define_insn based on
4603 vsx_st_elemrev_v16qi.
4605 2017-11-15 H.J. Lu <hongjiu.lu@intel.com>
4608 * config/i386/i386.c (pass_insert_vzeroupper::gate): Remove
4609 TARGET_AVX512ER check.
4610 (ix86_option_override_internal): Set MASK_VZEROUPPER if
4611 neither -mzeroupper nor -mno-zeroupper is used and
4612 TARGET_EMIT_VZEROUPPER is set.
4613 * config/i386/i386.h (TARGET_EMIT_VZEROUPPER): New.
4614 * config/i386/x86-tune.def: Add X86_TUNE_EMIT_VZEROUPPER.
4616 2017-11-15 Will Schmidt <will_schmidt@vnet.ibm.com>
4618 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for
4619 folding of vector compares.
4620 (fold_build_vec_cmp): New helper function.
4621 (fold_compare_helper): New helper function.
4622 (builtin_function_type): Add compare builtins to the list of functions
4623 having unsigned arguments. Cosmetic updates to comment indentation.
4624 * config/rs6000/vsx.md (vcmpneb, vcmpneh, vcmpnew): Update to specify
4625 the not+eq combination.
4627 2017-11-15 Bin Cheng <bin.cheng@arm.com>
4629 PR tree-optimization/82726
4630 PR tree-optimization/70754
4631 * tree-predcom.c (order_drefs_by_pos): New function.
4632 (combine_chains): Move code setting has_max_use_after to...
4633 (try_combine_chains): ...here. New parameter. Sort combined chains
4634 according to position information.
4635 (tree_predictive_commoning_loop): Update call to above function.
4636 (update_pos_for_combined_chains, pcom_stmt_dominates_stmt_p): New.
4638 2017-11-15 Bin Cheng <bin.cheng@arm.com>
4640 PR tree-optimization/82726
4642 2017-01-23 Bin Cheng <bin.cheng@arm.com>
4644 PR tree-optimization/70754
4645 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
4646 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
4647 combined stmt before it if not NULL.
4648 (combine_chains): Process refs reversely and compute dominance point
4652 2017-02-23 Bin Cheng <bin.cheng@arm.com>
4654 PR tree-optimization/79663
4655 * tree-predcom.c (combine_chains): Process refs in reverse order
4656 only for ZERO length chains, and add explaining comment.
4658 2017-11-15 Tamar Christina <tamar.christina@arm.com>
4660 * config/arm/arm-cpus.in (armv8_3, ARMv8_3a, armv8.3-a): New
4661 * config/arm/arm-tables.opt (armv8.3-a): Regenerated.
4662 * doc/invoke.texi (ARM Options): Add armv8.3-a.
4664 2017-11-15 Tamar Christina <tamar.christina@arm.com>
4666 * config/arm/arm.h (TARGET_DOTPROD): Add arm_arch8_2.
4668 2017-11-15 Martin Liska <mliska@suse.cz>
4670 * tree-cfg.c (pass_warn_function_return::execute):
4671 Compare warn_return_type for greater than zero.
4673 2017-11-15 Sebastian Peryt <sebastian.peryt@intel.com>
4677 * config/i386/i386.c (pass_insert_vzeroupper): Modify gate condition
4678 to return true on Xeon and not on Xeon Phi.
4679 (ix86_check_avx256_register): Changed to ...
4680 (ix86_check_avx_upper_register): ... this. Add extra check for
4681 VALID_AVX512F_REG_OR_XI_MODE.
4682 (ix86_avx_u128_mode_needed): Changed
4683 ix86_check_avx256_register to ix86_check_avx_upper_register.
4684 (ix86_check_avx256_stores): Changed to ...
4685 (ix86_check_avx_upper_stores): ... this. Changed
4686 ix86_check_avx256_register to ix86_check_avx_upper_register.
4687 (ix86_avx_u128_mode_after): Changed
4688 avx_reg256_found to avx_upper_reg_found. Changed
4689 ix86_check_avx256_stores to ix86_check_avx_upper_stores.
4690 (ix86_avx_u128_mode_entry): Changed
4691 ix86_check_avx256_register to ix86_check_avx_upper_register.
4692 (ix86_avx_u128_mode_exit): Ditto.
4693 * config/i386/i386.h: (host_detect_local_cpu): New define.
4695 2017-11-15 Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
4697 * config/arm/xgene1.md (xgene1): Split into automatons
4698 xgene1_main, xgene1_decoder, xgene1_div, xgene1_simd.
4699 (xgene1_f_load): Adjust reservations and/or types.
4700 (xgene1_f_store): Likewise.
4701 (xgene1_load_pair): Likewise.
4702 (xgene1_store_pair): Likewise.
4703 (xgene1_fp_load1): Likewise.
4704 (xgene1_load1): Likewise.
4705 (xgene1_store1): Likewise.
4706 (xgene1_move): Likewise.
4707 (xgene1_alu): Likewise.
4708 (xgene1_simd): Likewise.
4709 (xgene1_bfm): Likewise.
4710 (xgene1_neon_load1): Likewise.
4711 (xgene1_neon_store1): Likewise.
4712 (xgene1_neon_logic): Likewise.
4713 (xgene1_neon_st1): Likewise.
4714 (xgene1_neon_ld1r): Likewise.
4715 (xgene1_alu_cond): Added.
4716 (xgene1_shift_reg): Likwise.
4717 (xgene1_bfx): Likewise.
4718 (xgene1_mul): Split into xgene1_mul32, xgene1_mul64.
4720 2017-11-15 Jakub Jelinek <jakub@redhat.com>
4723 * internal-fn.c: Include gimple-ssa.h, tree-phinodes.h and
4725 (can_widen_mult_without_libcall): New function.
4726 (expand_mul_overflow): If only checking unsigned mul overflow,
4727 not result, and can do efficiently MULT_HIGHPART_EXPR, emit that.
4728 Don't use WIDEN_MULT_EXPR if it would involve a libcall, unless
4729 no other way works. Add MULT_HIGHPART_EXPR + MULT_EXPR support.
4730 (expand_DIVMOD): Formatting fix.
4731 * expmed.h (expand_mult): Add NO_LIBCALL argument.
4732 * expmed.c (expand_mult): Likewise. Use OPTAB_WIDEN rather
4733 than OPTAB_LIB_WIDEN if NO_LIBCALL is true, and allow it to fail.
4735 PR tree-optimization/82977
4736 * tree-ssa-strlen.c (strlen_optimize_stmt): Pass a reference to a copy
4737 constructed temporary to strlen_to_stridx.put.
4739 2017-11-15 Martin Liska <mliska@suse.cz>
4741 * configure.ac: Remove -fkeep-inline-functions from coverage_flags.
4742 * configure: Regenerate.
4744 2017-11-15 Martin Liska <mliska@suse.cz>
4747 * config/sh/sh-mem.cc: Use proper probability for
4750 2017-11-14 Jeff Law <law@redhat.com>
4752 * explow.c (anti_adjust_stack_and_probe_stack_clash): Avoid probing
4753 the red zone for stack_clash_protection_final_dynamic_probe targets
4754 when the total dynamic stack size is zero bytes.
4756 * tree-ssa-threadupdate.c (thread_through_all_blocks): Thread
4757 blocks is post order.
4759 2017-11-15 Alexandre Oliva <aoliva@redhat.com>
4761 * dumpfile.h (TDF_COMPARE_DEBUG): New.
4762 * final.c (rest_of_clean_state): Set it for the
4763 -fcompare-debug dump.
4764 * tree-pretty-print.c (dump_generic_node): Omit OBJ_TYPE_REF
4765 class when TDF_COMPARE_DEBUG is set.
4767 * dwarf2out.c (gen_producer_string): Discard
4770 2017-11-15 Joseph Myers <joseph@codesourcery.com>
4773 * doc/extend.texi (Other Builtins): Document __builtin_tgmath.
4774 * ginclude/tgmath.h (__tg_cplx, __tg_ldbl, __tg_dbl, __tg_choose)
4775 (__tg_choose_2, __tg_choose_3, __TGMATH_REAL_1_2)
4776 (__TGMATH_REAL_2_3): Remove macros.
4777 (__TGMATH_CPLX, __TGMATH_CPLX_2, __TGMATH_REAL, __TGMATH_REAL_2)
4778 (__TGMATH_REAL_3, __TGMATH_CPLX_ONLY): Define using
4780 (frexp, ldexp, nexttoward, scalbn, scalbln): Define using
4782 (remquo): Define using __TGMATH_REAL_3.
4784 2017-11-14 Jeff Law <law@redhat.com>
4786 * vr-values.c: New file with contents extracted from tree-vrp.c.
4787 * Makefile.in (OBJS): Add vr-values.o
4788 * tree-vrp.h (set_value_range_to_nonnull): Prototype.
4789 (set_value_range, set_and_canonicalize_value_range): Likewise.
4790 (vrp_bitmap_equal_p, range_is_nonnull): Likewise.
4791 (value_range_constant_singleton, symbolic_range_p): Likewise.
4792 (compare_values, compare_values_warnv, vrp_val_is_min): Likewise.
4793 (vrp_val_is_max, copy_value_range, set_value_range_to_value): Likewise.
4794 (extract_range_from_binary_expr_1, vrp_val_min, vrp_val_max): Likewise.
4795 (set_value_range_to_null, range_int_cst_p, opreand_less_p): Likewise.
4796 (find_case_label_range, find_case_label_index): Likewise.
4797 (zero_nonzero_bits_from_vr, overflow_comparison_p): Likewise.
4798 (range_int_cst_singleton_p, value_inside_range): Likewise.
4799 (get_single_symbol): Likewise.
4800 (switch_update): Move structure definition here.
4801 (to_remove_edges, to_update_switch_stmts): Provide externs.
4802 * tree-vrp.c: Move all methods for vr-values class to vr-values.c
4803 (vrp_val_max, vrp_val_min, vrp_val_is_max): Make externally visible.
4804 (vrp_val_is_min, set_value_range): Likewise.
4805 (set_and_canonicalize_value_range, copy_value_range): Likewise.
4806 (set_value_range_to_value, set_value_range_to_nonnull): Likewise.
4807 (set_value_range_to_null, vrp_bitmap_equal_p): Likewise.
4808 (range_is_nonnull, range_int_cst_p): Likewwise.
4809 (range_int_cst_singleton_p, symbolic_range_p): Likewise.
4810 (get_single_symbol, operand_less_p): Likewise
4811 (compare_values_warnv, compare_values): Likewise.
4812 (value_inside_range, value_range_constant_singleton): Likewise.
4813 (zero_nonzero_bitgs_from_vr): Likewise.
4814 (extract_range_from_binary_expr_1): Likewise.
4815 (overflow_comparison_p): Likewise.
4816 (to_remove_edges, to_update_switch_stmts): Likewise.
4817 (find_case_label-index, find_case_label_range): Likewise.
4818 (switch_update, set_value_range_to_nonnegative): Remove.
4819 (set_value_range_to_truthvalue): Likewise.
4820 (symbolic_range_based_on_p, gimple_assign_nonzero_p): Likewise.
4821 (gimple_stmt_nonzero_p, compare_ranges): Likewise.
4822 (compare_range_with_value, vrp_valueize, vrp_valueize_1): Likewise.
4823 (find_case_label_ranges, test_for_singularity): Likewise.
4824 (range_fits_type_p, simplify_conversion_using_ranges): LIkewise.
4825 (x_vr_values): Move to its remaining use site.
4827 2017-11-10 Jeff Law <law@redhat.com>
4829 * vr-values.h (VR_INITIALIZER): Move #define here.
4830 * gimple-ssa-evrp.c: New file with contents extracted from tree-vrp.c
4831 * Makefile.in (OBJS): Add tree-evrp.o
4832 * tree-vrp.h (assert_info): Move structure definition here.
4833 (set_value_range_to_varying): Prototype.
4834 (vrp_operand_equal_p, range_includes_zero_p): Likewise.
4835 (infer_value_range, register_edge_assert_for): Likewise.
4836 (stmt_interesting_for_vrp): Likewise.
4837 * tree-vrp.c: Move all methods for evrp class into gimple-ssa-evrp.c.
4838 (set_value_range_to_varying): No longer static.
4839 (vrp_operand_equal_p, range_includes_zero_p): Likewise.
4840 (infer_value_range, register_edge_assert_for): Likewise.
4842 2017-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4844 * config/rs6000/rs6000.md (bswapdi2): On 32-bit ISA 3.0, don't
4845 generate the XXBRD instruction.
4847 * config/rs6000/rs6000-c.c (is_float128_p): New helper function.
4848 (rs6000_builtin_type_compatible): Treat _Float128 and long double
4849 as being compatible if -mabi=ieeelongdouble.
4850 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_HW_1): New macros
4851 to setup float128 built-ins with hardware support.
4852 (BU_FLOAT128_HW_2): Likewise.
4853 (BU_FLOAT128_HW_3): Likewise.
4854 (BU_FLOAT128_HW_VSX_1): Likewise.
4855 (BU_FLOAT128_HW_VSX_2): Likewise.
4856 (scalar_extract_expq): Change float128 built-in functions to
4857 accommodate having both KFmode and TFmode functions. Use the
4858 KFmode variant as the default.
4859 (scalar_extract_sigq): Likewise.
4860 (scalar_test_neg_qp): Likewise.
4861 (scalar_insert_exp_q): Likewise.
4862 (scalar_insert_exp_qp): Likewise.
4863 (scalar_test_data_class_qp): Likewise.
4864 (sqrtf128_round_to_odd): Delete processing the round to odd
4865 built-in functions as special built-in functions, and define them
4866 as float128 built-ins. Use the KFmode variant as the default.
4867 (truncf128_round_to_odd): Likewise.
4868 (addf128_round_to_odd): Likewise.
4869 (subf128_round_to_odd): Likewise.
4870 (mulf128_round_to_odd): Likewise.
4871 (divf128_round_to_odd): Likewise.
4872 (fmaf128_round_to_odd): Likewise.
4873 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
4874 support for KFmode and TFmode xststdcqp calls.
4875 (rs6000_expand_builtin): If long double is IEEE 128-bit floating
4876 point, switch the built-in handlers for the get/set float128
4877 exponent, get float128 mantissa, float128 test built-ins, and the
4878 float128 round to odd built-in functions. Eliminate creating the
4879 float128 round to odd built-in functions as special built-ins.
4880 (rs6000_init_builtins): Eliminate special creation of the float128
4881 round to odd built-in functions.
4882 * config/rs6000/vsx.md (xsxexpqp_<mode>): Change float128 built-in
4883 function insns to support both TFmode and KFmode variants.
4884 (xsxsigqp_<mode>): Likewise.
4885 (xsiexpqpf_<mode>): Likewise.
4886 (xsiexpqp_<mode>): Likewise.
4887 (xststdcqp_<mode>): Likewise.
4888 (xststdcnegqp_<mode>): Likewise.
4889 (xststdcqp_<mode>): Likewise.
4891 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4893 * tree-ssa-threadupdate.c (compute_path_counts): Remove
4894 unused path_in_freq_ptr parameter.
4895 (ssa_fix_duplicate_block_edges): Do not pass around path_in_freq
4897 2017-11-14 Jan Hubicka <hubicka@ucw.cz>
4899 * ipa-inline.c (edge_badness): Dump sreal frequency.
4900 (compute_inlined_call_time): Match natural implementaiton ...
4901 * ipa-fnsummary.c (estimate_edge_size_and_time): ... here; remove
4902 forgotten division by CGRAPH_FREQ_BASE.
4904 2017-11-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4906 * config.gcc (*-*-solaris2*): Enable default_use_cxa_atexit since
4907 Solaris 11. Update comment.
4908 * configure.ac (gcc_cv_ld_pid): Adapt comment for Solaris 12
4910 * config/sol2.h (STARTFILE_SPEC): Likewise.
4911 * configure: Regenerate.
4913 2017-11-14 Carl Love <cel@us.ibm.com>
4915 * config/rs6000/rs6000.c (swap_endian_selector_for_mode): Remove
4916 le_ and be_ prefixes to swap* variables. Remove
4917 if (VECTOR_ELT_ORDER_BIG) statement. Remove E_V16QImode case
4920 2017-11-14 Jason Merrill <jason@redhat.com>
4922 Support GTY((cache)) on hash_map.
4923 * hash-traits.h (ggc_remove): Add ggc_maybe_mx member function.
4924 (ggc_cache_remove): Override it instead of ggc_mx.
4925 * hash-table.h (gt_ggc_mx): Call it instead of ggc_mx.
4926 (gt_cleare_cache): Call ggc_mx instead of gt_ggc_mx.
4927 * hash-map-traits.h (simple_hashmap_traits): Add maybe_mx member.
4928 (simple_cache_map_traits): Override maybe_mx.
4929 * hash-map.h (hash_entry): Add ggc_maybe_mx and keep_cache_entry.
4930 (hash_map): Friend gt_cleare_cache.
4931 (gt_cleare_cache): New.
4932 * tree.h (tree_cache_traits): New hash_map traits class.
4933 (tree_cache_map): New typedef.
4935 2017-11-14 Richard Biener <rguenther@suse.de>
4937 * tree-cfgcleanup.c (cleanup_control_expr_graph): Remove first_p
4938 paramter and handling.
4939 (cleanup_control_flow_bb): Likewise.
4940 (cleanup_control_flow_pre): New helper performing a DFS walk
4941 to call cleanup_control_flow_bb in PRE order.
4942 (cleanup_tree_cfg_1): Do the first phase of cleanup_control_flow_bb
4943 via cleanup_control_flow_pre.
4945 2017-11-14 James Greenhalgh <james.greenhalgh@arm.com>
4947 * config/aarch64/aarch64-simd.md
4948 (aarch64_simd_bsl<mode>_internal): Remove DImode.
4949 (*aarch64_simd_bsl<mode>_alt): Likewise.
4950 (aarch64_simd_bsldi_internal): New.
4951 (aarch64_simd_bsldi_alt): Likewise.
4953 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
4955 * tracer.c (better_p): Do not compare frequencies.
4956 * reg-stack.c (better_edge): Likewise.
4957 * shrink-wrap.c (try_shrink_wrapping): Do not convert to gcov counts
4960 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
4962 * auto-profile.c (afdo_annotate_cfg): Use update_max_bb_count.
4963 * cgraphunit.c (cgraph_node::expand_thunk): Use update_max_bb_count.
4964 * ipa-utils.c (ipa_merge_profiles): Use update_max_bb_count.
4965 * lto-streamer-in.c (input_function): Use update_max_bb_count.
4966 * omp-expand.c (expand_omp_taskreg): Use update_max_bb_count.
4967 * predict.c (maybe_hot_frequency_p): Inline to ...
4968 (maybe_hot_count_p): ... here; rewrite to counts.
4969 (counts_to_freqs): Rename to ...
4970 (update_max_bb_count): ... this one.
4971 (expensive_function_p): Use counts.
4972 (estimate_bb_frequencies): Update.
4973 (rebuild_frequencies): Update.
4974 * predict.h (counts_to_freqs): Rename to ...
4975 (update_max_bb_count): ... this one.
4976 * profile.c (compute_branch_probabilities): Add debug info
4977 * tree-inline.c (expand_call_inline): Update debug info.
4978 (optimize_inline_calls): Use update_max_bb_count..
4979 (tree_function_versioning): Use update_max_bb_count..
4980 * value-prof.c (gimple_value_profile_transformations):
4981 Do not use update_max_bb_count.
4983 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
4985 * ipa-inline.c (compute_uninlined_call_time, compute_inlined_call_time):
4986 always use frequencies.
4988 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
4990 * bb-reorder.c: Remove frequencies from comments.
4991 (better_edge_p): Use profile counts.
4992 (find_traces): Dump profile counts.
4993 (rotate_loop): Use profile counts.
4994 (find_traces_1_round): Likewise.
4995 (connect_better_edge_p): Use counts instead of probabilities for
4997 (copy_bb_p): Drop early check for non-0 frequency.
4998 (sanitize_hot_paths): Update comments.
5000 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
5002 * ipa-split.c (struct split_point): Add count.
5003 (consider_split): Do not compute incoming frequency; compute incoming
5004 count and store it to split_point.
5005 (split_function): Set count of the call to split part correctly.
5007 2017-11-13 Carl Love <cel@us.ibm.com>
5009 * config/rs6000/altivec.md (altivec_vsumsws_be): Add define_expand.
5011 2017-11-13 Tom Tromey <tom@tromey.com>
5013 * doc/cpp.texi (Variadic Macros): Document __VA_OPT__.
5015 2017-11-13 Carl Love <cel@us.ibm.com>
5017 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5018 Add support for builtins:
5019 unsigned int vec_first_{,miss}_match_{,or_eos}index,
5020 vector {un,}signed {char,int,short},
5021 vector {un,}signed {char,int,short}) arguments.
5022 * config/rs6000/rs6000-builtin.def (VFIRSTMATCHINDEX,
5023 VFIRSTMATCHOREOSINDEX, VFIRSTMISMATCHINDEX, VFIRSTMISMATCHOREOSINDEX):
5024 Add BU_P9V_AV_2 expansions for the builtins.
5025 * config/rs6000/altivec.h (vec_first_match_index,
5026 vec_first_mismatch_index, vec_first_match_or_eos_index,
5027 vec_first_mismatch_or_eos_index): Add #defines for the builtins.
5028 * config/rs6000/rs6000-protos.h (bytes_in_mode): Add
5029 new extern declaration.
5030 * config/rs6000/rs6000.c (bytes_in_mode): Add new function.
5031 * config/rs6000/vsx.md (first_match_index_<mode>,
5032 first_match_or_eos_index_<mode>, first_mismatch_index_<mode>,
5033 first_mismatch_or_eos_index_<mode>): Add define expand.
5034 (vctzlsbb_<mode>): Add mode field to define_insn for vctzlsbb.
5035 * doc/extend.texi: Update the built-in documenation file for the new
5038 2017-11-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5040 * match.pd: Convert fminf<N>, fminf<N>x, fmax<N>, and fmax<N>x
5041 into the min/max operations for _Float<N> and _Float<N>X types.
5043 2017-11-13 Eric Botcazou <ebotcazou@adacore.com>
5046 * dwarf2out.c (do_eh_frame): New static variable.
5047 (dwarf2out_begin_prologue): Set it.
5048 (dwarf2out_frame_finish): Test it instead of dwarf2out_do_eh_frame.
5050 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
5052 * tree-ssa-coalesce.c (coalesce_cost): Fix formating.
5054 * tree-ssa-sink.c (select_best_block): Do not use frequencies.
5056 2017-11-13 Eric Botcazou <ebotcazou@adacore.com>
5059 * debug.h (dwarf2out_do_eh_frame): Declare.
5060 * dwarf2cfi.c (dwarf2out_do_eh_frame): New predicate.
5061 (dwarf2out_do_frame): Use it.
5062 (dwarf2out_do_cfi_asm): Likewise.
5063 * dwarf2out.c (dwarf2out_frame_finish): Likewise.
5064 (dwarf2out_assembly_start): Likewise.
5065 (dwarf2out_begin_prologue): Fix comment.
5066 * toplev.c (compile_file): Always call dwarf2out_frame_finish
5067 if the target needs either debug or unwind DWARF2 info.
5068 * lto-opts.c (lto_write_options): Do not save -fexceptions,
5069 -fnon-call-exceptions, -ffp-contract, -fmath-errno, -fsigned-zeros,
5070 -ftrapping-math, -ftrapv and -fwrapv.
5072 2017-11-13 Jan Hubicka <hubicka@ucw.cz>
5074 * cgraph.c (cgraph_edge::sreal_frequency): New function.
5075 * cgraph.h (cgraph_edge::sreal_frequency): Declare.
5076 * ipa-fnsummary.c (dump_ipa_call_summary): Use sreal_frequency.
5077 (estimate_edge_size_and_time): Likewise.
5078 (ipa_merge_fn_summary_after_inlining): Likewise.
5079 * ipa-inline.c (cgraph_freq_base_rec): Remove.
5080 (compute_uninlined_call_time): Use sreal_frequency.
5081 (compute_inlined_call_time): Likewise.
5082 (ipa_inline): Do not initialize cgraph_freq_base_rec.
5083 * profile-count.c: Include sreal.h.
5084 (profile_count::to_sreal_scale): New.
5085 * profile-count.h: Forward declare sreal.
5086 (profile_count::to_sreal_scale): Declare.
5088 2017-11-13 Nathan Sidwell <nathan@acm.org>
5090 * diagnostic.c (maybe_line_and_column): New.
5091 (diagnostic_get_location_text): Use it.
5092 (diagnostic_report_current_module): Likewise.
5093 (test_diagnostic_get_location_text): Add tests.
5095 2017-11-13 Luis Machado <luis.machado@linaro.org>
5097 * doc/md.texi (Specifying processor pipeline description): Fix
5098 incorrect latency for the div instruction example.
5100 2017-11-13 Jakub Jelinek <jakub@redhat.com>
5102 PR tree-optimization/78821
5103 * gimple-ssa-store-merging.c (compatible_load_p): Don't require
5104 that bit_not_p is the same.
5105 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
5106 (split_group): Count precisely bit_not_p bits in each statement.
5107 (invert_op): New function.
5108 (imm_store_chain_info::output_merged_store): Use invert_op to
5109 emit BIT_XOR_EXPR with a xor_mask instead of BIT_NOT_EXPR if some
5110 but not all orig_stores have BIT_NOT_EXPR in the corresponding spots.
5112 2017-11-13 Martin Liska <mliska@suse.cz>
5114 * gcov.c (struct coverage_info): Remove typedef of coverage_t.
5115 (struct source_info): Likewise.
5116 (add_branch_counts): Likewise.
5117 (add_line_counts): Likewise.
5118 (function_summary): Likewise.
5119 (output_intermediate_line): Likewise.
5120 (generate_results): Likewise.
5122 2017-11-13 Martin Liska <mliska@suse.cz>
5124 * gcov.c (struct block_info): Remove typedef for block_t.
5125 (struct line_info): Likewise.
5126 (line_info::has_block): Likewise.
5127 (EXIT_BLOCK): Likewise.
5128 (unblock): Likewise.
5129 (circuit): Likewise.
5130 (get_cycles_count): Likewise.
5131 (process_file): Likewise.
5132 (read_graph_file): Likewise.
5133 (solve_flow_graph): Likewise.
5134 (find_exception_blocks): Likewise.
5135 (add_line_counts): Likewise.
5136 (accumulate_line_info): Likewise.
5137 (output_line_details): Likewise.
5139 2017-11-13 Martin Liska <mliska@suse.cz>
5141 * gcov.c (struct arc_info): Remove typedef for arc_t.
5142 (struct line_info): Likewise.
5143 (add_branch_counts): Likewise.
5144 (output_branch_count): Likewise.
5145 (function_info::~function_info): Likewise.
5146 (circuit): Likewise.
5147 (output_intermediate_line): Likewise.
5148 (read_graph_file): Likewise.
5149 (solve_flow_graph): Likewise.
5150 (find_exception_blocks): Likewise.
5151 (add_line_counts): Likewise.
5152 (accumulate_line_info): Likewise.
5153 (output_line_details): Likewise.
5154 (output_function_details): Likewise.
5156 2017-11-13 Martin Liska <mliska@suse.cz>
5158 * gcov.c (struct function_info): Remove typedef for function_t.
5159 (struct source_info): Likewise.
5160 (source_info::get_functions_at_location): Likewise.
5161 (solve_flow_graph): Likewise.
5162 (find_exception_blocks): Likewise.
5163 (add_line_counts): Likewise.
5164 (output_intermediate_file): Likewise.
5165 (process_file): Likewise.
5166 (generate_results): Likewise.
5167 (release_structures): Likewise.
5168 (read_graph_file): Likewise.
5169 (read_count_file): Likewise.
5170 (accumulate_line_counts): Likewise.
5171 (output_lines): Likewise.
5173 2017-11-13 Martin Liska <mliska@suse.cz>
5175 * gcov.c (function_info::function_info): Remove num_counts
5176 and add vector<gcov_type>.
5177 (function_info::~function_info): Use the vector.
5178 (process_file): Likewise.
5179 (read_graph_file): Likewise.
5180 (read_count_file): Likewise.
5181 (solve_flow_graph): Likewise.
5183 2017-11-13 Martin Liska <mliska@suse.cz>
5185 * gcov.c (function_info::is_artificial): New function.
5186 (process_file): Erase all artificial early.
5187 (generate_results): Skip as all artificial are already
5190 2017-11-13 Martin Liska <mliska@suse.cz>
5192 * gcov.c (read_graph_file): Store to global vector of functions.
5193 (read_count_file): Iterate the vector.
5194 (process_file): Likewise.
5195 (generate_results): Likewise.
5196 (release_structures): Likewise.
5198 2017-11-13 Jakub Jelinek <jakub@redhat.com>
5200 PR tree-optimization/82954
5201 * gimple-ssa-store-merging.c
5202 (imm_store_chain_info::coalesce_immediate_stores): If
5203 !infof->ops[N].base_addr, split group if info->ops[N].base_addr.
5205 2017-11-13 Richard Sandiford <richard.sandiford@linaro.org>
5207 * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
5208 Upddate call to ENDIAN_LANE_N.
5209 (aarch64_<sur>dot_lane<vsi2qi>): Use aarch64_endian_lane_rtx.
5210 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
5211 (*aarch64_simd_vec_copy_lane<mode>): Update calls to ENDIAN_LANE_N
5212 and use aarch64_endian_lane_rtx.
5213 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
5215 2017-11-12 Tom de Vries <tom@codesourcery.com>
5217 * config/riscv/riscv.h (ASM_OUTPUT_LABELREF): Wrap in do {} while (0).
5219 2017-11-12 Tom de Vries <tom@codesourcery.com>
5221 * config/elfos.h (ASM_OUTPUT_ASCII): Remove semicolon after macro body.
5223 2017-11-12 Tom de Vries <tom@codesourcery.com>
5225 * config/cr16/cr16.h (ASM_OUTPUT_LABELREF): Remove semicolon after macro
5227 * config/powerpcspe/xcoff.h (ASM_OUTPUT_LABELREF): Same.
5228 * config/rs6000/xcoff.h (ASM_OUTPUT_LABELREF): Same.
5229 * defaults.h (ASM_OUTPUT_LABELREF): Same.
5231 2017-11-11 Martin Sebor <msebor@redhat.com>
5234 * doc/extend.texi (attribute nonstring): Remove spurious argument.
5237 * prefic.c (translate_name): Replace strncpy with memcpy to
5238 avoid -Wstringop-truncation.
5240 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
5242 * tree-ssa-loop-im.c (execute_sm_if_changed): Do not compute freq_sum.
5244 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
5246 * predict.c (maybe_hot_frequency_p): Do not use cfun.
5248 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
5250 * tree-ssa-tail-merge.c (replace_block_by): Fix and re-enable profile
5253 2017-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5255 * config/rs6000/rs6000.md (bswaphi2_reg): On ISA 3.0 systems,
5256 enable generating XXBRH if the value is in a vector register.
5257 (bswapsi2_reg): On ISA 3.0 systems, enable generating XXBRW if the
5258 value is in a vector register.
5259 (bswapdi2_reg): On ISA 3.0 systems, always use XXBRD to do
5260 register to register bswap64's instead of doing the GPR sequence
5261 used on previous machines.
5262 (bswapdi2_xxbrd): New insn.
5263 (bswapdi2_reg): Disallow on ISA 3.0.
5264 (register to register bswap64 splitter): Do not split the insn on
5265 ISA 3.0 systems that use XXBRD.
5267 2017-11-10 Martin Sebor <msebor@redhat.com>
5270 * config/darwin-c.c (framework_construct_pathname): Replace strncpy
5272 (find_subframework_file): Same.
5274 2017-11-10 Jan Hubicka <hubicka@ucw.cz>
5276 * auto-profile.c (afdo_indirect_call): Drop frequency.
5277 * cgraph.c (symbol_table::create_edge): Drop frequency argument.
5278 (cgraph_node::create_edge): Drop frequency argument.
5279 (cgraph_node::create_indirect_edge): Drop frequency argument.
5280 (cgraph_edge::make_speculative): Drop frequency arguments.
5281 (cgraph_edge::resolve_speculation): Do not update frequencies
5282 (cgraph_edge::dump_edge_flags): Do not dump frequency.
5283 (cgraph_node::dump): Check consistency in IPA mode.
5284 (cgraph_edge::maybe_hot_p): Use IPA counter.
5285 (cgraph_edge::verify_count_and_frequency): Rename to ...
5286 (cgraph_edge::verify_count): ... this one; drop frequency checking.
5287 (cgraph_node::verify_node): Update.
5288 * cgraph.h (struct cgraph_edge): Drop frequency.
5289 (cgraph_edge::frequency): New function.
5290 * cgraphbuild.c (pass_build_cgraph_edges::execute): Donot pass
5292 (cgraph_edge::rebuild_edges): Likewise.
5293 * cgraphclones.c (cgraph_edge::clone): Scale only counts.
5294 (duplicate_thunk_for_node): Do not pass frequency.
5295 (cgraph_node::create_clone): Scale only counts.
5296 (cgraph_node::create_virtual_clone): Do not pass frequency.
5297 (cgraph_node::create_edge_including_clones): Do not pass frequency.
5298 (cgraph_node::create_version_clone): Do not pass frequency.
5299 * cgraphunit.c (cgraph_node::analyze): Do not pass frequency.
5300 (cgraph_node::expand_thunk): Do not pass frequency.
5301 (cgraph_node::create_wrapper): Do not pass frequency.
5302 * gimple-iterator.c (update_call_edge_frequencies): Do not pass
5304 * gimple-streamer-in.c (input_bb): Scale only IPA counts.
5305 * ipa-chkp.c (chkp_produce_thunks): Do not pass frequency.
5306 * ipa-cp.c (ipcp_lattice::print): Use frequency function.
5307 (gather_caller_stats): Use frequency function.
5308 (ipcp_cloning_candidate_p): Use frequency function.
5309 (ipcp_propagate_stage): Use frequency function.
5310 (get_info_about_necessary_edges): Use frequency function.
5311 (update_profiling_info): Update only IPA profile.
5312 (update_specialized_profile): Use frequency functoin.
5313 (perhaps_add_new_callers): Update only IPA profile.
5314 * ipa-devirt.c (ipa_devirt): Use IPA profile.
5315 * ipa-fnsummary.c (redirect_to_unreachable): Do not set frequrency.
5316 (dump_ipa_call_summary): Use frequency function.
5317 (estimate_edge_size_and_time): Use frequency function.
5318 (ipa_merge_fn_summary_after_inlining): Use frequency function.
5319 * ipa-inline-analysis.c (do_estimate_edge_time): Use IPA profile.
5320 * ipa-inline-transform.c (update_noncloned_frequencies): Rename to ..
5321 (update_noncloned_counts): ... ths one; scale counts only.
5322 (clone_inlined_nodes): Do not scale frequency.
5323 (inline_call): Do not pass frequency.
5324 * ipa-inline.c (compute_uninlined_call_time): Use IPA profile.
5325 (compute_inlined_call_time): Use IPA profile.
5326 (want_inline_small_function_p): Use IPA profile.
5327 (want_inline_self_recursive_call_p): Use IPA profile.
5328 (edge_badness): Use IPA profile.
5329 (lookup_recursive_calls): Use IPA profile.
5330 (recursive_inlining): Do not pass frequency.
5331 (resolve_noninline_speculation): Do not update frequency.
5332 (inline_small_functions): Collect max of IPA profile.
5333 (dump_overall_stats): Dump IPA porfile.
5334 (dump_inline_stats): Dump IPA porfile.
5335 (ipa_inline): Collect IPA stats.
5336 * ipa-inline.h (clone_inlined_nodes): Update prototype.
5337 * ipa-profile.c (ipa_propagate_frequency_1): Use frequency function.
5338 (ipa_propagate_frequency): Use frequency function.
5339 (ipa_profile): Cleanup.
5340 * ipa-prop.c (ipa_make_edge_direct_to_target): Do not pass frequency
5341 * ipa-utils.c (ipa_merge_profiles): Merge all profiles.
5342 * lto-cgraph.c (lto_output_edge): Do not stream frequency.
5343 (input_node): Do not stream frequency.
5344 (input_edge): Do not stream frequency.
5345 (merge_profile_summaries): Scale only IPA profiles.
5346 * omp-simd-clone.c (simd_clone_adjust): Do not pass frequency.
5347 * predict.c (drop_profile): Do not recompute frequency.
5348 * trans-mem.c (ipa_tm_insert_irr_call): Do not pass frequency.
5349 (ipa_tm_insert_gettmclone_call): Do not pass frequency.
5350 * tree-cfg.c (execute_fixup_cfg): Drop profile to global0 if needed.
5351 * tree-chkp.c (chkp_copy_bounds_for_assign): Do not pass frequency.
5352 * tree-emutls.c (gen_emutls_addr): Do not pass frequency.
5353 * tree-inline.c (copy_bb): Do not scale frequency.
5354 (expand_call_inline): Do not scale frequency.
5355 (tree_function_versioning): Do not scale frequency.
5356 * ubsan.c (ubsan_create_edge): Do not pass frequency.
5358 2017-11-10 Julia Koval <julia.koval@intel.com>
5360 * config/i386/gfniintrin.h (_mm_gf2p8affine_epi64_epi8)
5361 (_mm256_gf2p8affine_epi64_epi8, _mm_mask_gf2p8affine_epi64_epi8)
5362 (_mm_maskz_gf2p8affine_epi64_epi8, _mm256_mask_gf2p8affine_epi64_epi8)
5363 (_mm256_maskz_gf2p8affine_epi64_epi8)
5364 (_mm512_mask_gf2p8affine_epi64_epi8, _mm512_gf2p8affine_epi64_epi8)
5365 (_mm512_maskz_gf2p8affine_epi64_epi8): New intrinsics.
5366 * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8affineqb_v64qi)
5367 (__builtin_ia32_vgf2p8affineqb_v32qi)
5368 (__builtin_ia32_vgf2p8affineqb_v16qi): New builtins.
5369 * config/i386/sse.md (vgf2p8affineqb_<mode><mask_name>): New pattern.
5371 2017-11-10 Tamar Christina <tamar.christina@arm.com>
5375 (arm_option_override): Refactor.
5376 (arm_option_reconfigure_globals): New.
5377 (arm_options_perform_arch_sanity_checks): New.
5378 * config/arm/arm-protos.h (arm_option_reconfigure_globals):
5380 (arm_options_perform_arch_sanity_checks): Likewise
5382 2017-11-10 Pat Haugen <pthaugen@us.ibm.com>
5384 * rs6000/power9.md (power9-qpdiv): Correct DFU pipe usage.
5385 (power9-qpmul): New.
5386 * rs6000/rs6000.md ("type" attr): Add qmul.
5387 (mul<mode>3, fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw,
5388 *nfms<mode>4_hw, mul<mode>3_odd, fma<mode>4_odd, *fms<mode>4_odd,
5389 *nfma<mode>4_odd, *nfms<mode>4_odd): Change type to qmul.
5391 2017-11-10 Martin Sebor <msebor@redhat.com>
5394 * builtins.c (compute_objsize): Handle arrays that
5395 compute_builtin_object_size likes to fail for. Make extern.
5396 * builtins.h (compute_objsize): Declare.
5397 (check_strncpy_sizes): New function.
5398 (expand_builtin_strncpy): Call check_strncpy_sizes.
5399 * gimple-fold.c (gimple_fold_builtin_strncpy): Implement
5400 -Wstringop-truncation.
5401 (gimple_fold_builtin_strncat): Same.
5402 * gimple.c (gimple_build_call_from_tree): Set call location.
5403 * tree-ssa-strlen.c (strlen_to_stridx): New global variable.
5404 (maybe_diag_bound_equal_length, is_strlen_related_p): New functions.
5405 (handle_builtin_stxncpy, handle_builtin_strncat): Same.
5406 (handle_builtin_strlen): Use strlen_to_stridx.
5407 (strlen_optimize_stmt): Handle flavors of strncat, strncpy, and
5409 Use strlen_to_stridx.
5410 (pass_strlen::execute): Release strlen_to_stridx.
5411 * doc/invoke.texi (-Wsizeof-pointer-memaccess): Document enhancement.
5412 (-Wstringop-truncation): Document new option.
5414 2017-11-10 Martin Liska <mliska@suse.cz>
5416 PR gcov-profile/82702
5417 * gcov.c (main): Handle intermediate files in a different
5419 (get_gcov_intermediate_filename): New function.
5420 (output_gcov_file): Remove support of intermediate files.
5421 (generate_results): Allocate intermediate file.
5422 (release_structures): Clean-up properly fn_end.
5423 (output_intermediate_file): Start iterating with line 1.
5425 2017-11-10 Jakub Jelinek <jakub@redhat.com>
5427 PR tree-optimization/82929
5428 * gimple-ssa-store-merging.c (struct store_immediate_info): Add
5429 ops_swapped_p non-static data member.
5430 (store_immediate_info::store_immediate_info): Clear it.
5431 (imm_store_chain_info::coalesce_immediate_stores): If swapping
5432 ops set ops_swapped_p.
5433 (count_multiple_uses): Handle ops_swapped_p.
5435 2017-11-10 Martin Liska <mliska@suse.cz>
5437 * coverage.c (coverage_init): Stream information about
5438 support of has_unexecuted_blocks.
5439 * doc/gcov.texi: Document that.
5440 * gcov-dump.c (dump_gcov_file): Support it in gcov_dump tool.
5441 * gcov.c (read_graph_file): Likewise.
5442 (output_line_beginning): Fix a small issue with
5445 2017-11-10 Bin Cheng <bin.cheng@arm.com>
5447 * tree-predcom.c (determine_roots_comp): Avoid memory leak by freeing
5448 reference of trivial component.
5450 2017-11-10 Jakub Jelinek <jakub@redhat.com>
5453 * gimple-ssa-store-merging.c
5454 (pass_store_merging::terminate_all_aliasing_chains): For
5455 gimple_store_p stmts also call refs_output_dependent_p.
5457 PR rtl-optimization/82913
5458 * compare-elim.c (try_merge_compare): Punt if def_insn is not
5461 2017-11-09 Jeff Law <law@redhat.com>
5463 * vr-values.h: New file with vr_values class.
5464 * tree-vrp.c: Include vr-values.h
5465 (vrp_value_range_pool, vrp_equiv_obstack, num_vr_values): Move static
5466 data objects into the vr_values class.
5467 (vr_value, values_propagated, vr_phi_edge_counts): Likewise.
5468 (get_value_range): Make it a member function within vr_values class.
5469 (set_defs_to_varying, update_value_range, add_equivalence): Likewise.
5470 (vrp_stmt_computes_nonzero_p, op_with_boolean_value_range_p): Likewise.
5471 (op_with_constant_singleton_value_range): Likewise.
5472 (extract_range_for_var_from_comparison_expr): Likewise.
5473 (extract_range_from_assert, extract_range_from_ssa_name): Likewise.
5474 (extract_range_from_binary_expr): Likewise.
5475 (extract_range_from_unary_expr): Likewise.
5476 (extract_range_from_cond_expr, extrat_range_from_comparison): Likewise.
5477 (check_for_binary_op_overflow, extract_range_basic): Likewise.
5478 (extract_range_from_assignment, adjust_range_with_scev): Likewise.
5479 (dump_all_value_ranges, get_vr_for_comparison): Likewise.
5480 (compare_name_with_value, compare_names): Likewise.
5481 (vrp_evaluate_conditional_warnv_with_ops_using_ranges): Likewise.
5482 (vrp_evaluate_conditional_warnv_with_ops): Likewise. Remove prototype.
5483 (vrp_evaluate_conditional, vrp_visit_cond_stmt): Likewise.
5484 (vrp_visit_switch_stmt, extract_range_from_stmt): Likewise.
5485 (extract_range_from_phi_node): Likewise.
5486 (simplify_truth_ops_using_ranges): Likewise.
5487 (simplify_div_or_mod_using_ranges): Likewise.
5488 (simplify_min_or_max_using_ranges, simplify_abs_using_ranges): Likewise.
5489 (simplify_bit_ops_using_ranges, simplify_cond_using_ranges_1): Likewise.
5490 (simplify_cond_using_ranges_2, simplify_switch_using_ranges): Likewise.
5491 (simplify_float_conversion_using_ranges): Likewise.
5492 (simplify_internal_call_using_ranges): Likewise.
5493 (two_valued_val_range_p, simplify_stmt_using_ranges): Likewise.
5494 (vrp_visit_assignment_or_call): Likewise. Smuggle class instance
5495 poitner via x_vr_values for calls into gimple folder.
5496 (vrp_initialize_lattice): Make this the vr_values ctor.
5497 (vrp_free_lattice): Make this the vr_values dtor.
5498 (set_vr_value): New function.
5499 (class vrp_prop): Add vr_values data member. Add various member
5500 functions as well as member functions that delegate to vr_values.
5501 (check_array_ref): Make a member function within vrp_prop class.
5502 (search_for_addr_array, vrp_initialize): Likewise.
5503 (vrp_finalize): Likewise. Revamp to avoid direct access to
5504 vr_value, values_propagated, etc.
5505 (check_array_bounds): Extract vrp_prop class instance pointer from
5506 walk info structure. Use it to call member functions.
5507 (check_all_array_refs): Make a member function within vrp_prop class.
5508 Smuggle class instance pointer via walk info structure.
5509 (x_vr_values): New local static.
5510 (vrp_valueize): Use x_vr_values to get class instance.
5511 (vr_valueize_1): Likewise.
5512 (class vrp_folder): Add vr_values data member. Add various member
5513 functions as well as member functions that delegate to vr_values.
5514 (fold_predicate_in): Make a mber fucntion within vrp_folder class.
5515 (simplify_stmt_for_jump_threading): Extract smuggled vr_values
5516 class instance from vr_values. Use it to call member functions.
5517 (vrp_dom_walker): Add vr_values data member.
5518 (vrp_dom_walker::after_dom_children): Smuggle vr_values class
5519 instance via x_vr_values.
5520 (identify_jump_threads): Accept vr_values as argument. Store
5521 it into the walker structure.
5522 (evrp_dom_walker): Add vr_values class data member. Add various
5524 (evrp_dom_walker::try_find_new_range): Use vr_values data
5525 member to access the memory allocator.
5526 (evrp_dom_walker::before_dom_children): Store vr_values class
5527 instance into the vrp_folder class.
5528 (evrp_dom_walker::push_value_range): Rework to avoid direct
5529 access to num_vr_values and vr_value.
5530 (evrp_dom_walker::pop_value_range): Likewise.
5531 (execute_early_vrp): Remove call to vrp_initialize_lattice.
5532 Use vr_values to get to dump_all_value_ranges member function.
5533 Remove call to vrp_free_lattice. Call vrp_initialize, vrp_finalize,
5534 and simplify_cond_using_ranges_2 via vrp_prop class instance.
5535 Pass vr_values class instance down to identify_jump_threads.
5536 Remove call to vrp_free_lattice.
5537 (debug_all_value_ranges): Remove.
5539 * tree-vrp.c (vrp_prop): Move class to earlier point in the file.
5540 (vrp_folder): Likewise.
5542 * tree-vrp.c (set_value_range): Do not reference vrp_equiv_obstack.
5543 Get it from the existing bitmap instead.
5544 (vrp_intersect_ranges_1): Likewise.
5546 2017-11-09 Jakub Jelinek <jakub@redhat.com>
5548 * gimple-ssa-store-merging.c (struct store_immediate_info): Add
5550 (store_immediate_info::store_immediate_info): Add bitnotp argument,
5551 set bit_not_p to it.
5552 (imm_store_chain_info::coalesce_immediate_stores): Break group
5553 if bit_not_p is different.
5554 (count_multiple_uses, split_group,
5555 imm_store_chain_info::output_merged_store): Handle info->bit_not_p.
5556 (handled_load): Avoid multiple chained BIT_NOT_EXPRs.
5557 (pass_store_merging::process_store): Handle BIT_{AND,IOR,XOR}_EXPR
5558 result inverted using BIT_NOT_EXPR, compute bit_not_p, pass it
5559 to store_immediate_info ctor.
5561 2017-11-09 Jim Wilson <jimw@sifive.com>
5563 * collect2.c (OBJECT_FORMAT_COFF): Remove EXTENDED_COFF support.
5564 (scan_prog_file): Likewise.
5566 2017-11-09 Jan Hubicka <hubicka@ucw.cz>
5568 * bb-reorder.c (max_entry_frequency): Remove.
5569 (find_traces, rotate_loop, mark_bb_visited, connect_better_edge_p,
5570 connect_traces, push_to_next_round_p): Remove prototypes.
5571 (find_traces_1_round): Use counts only.
5572 (push_to_next_round_p): Likewise.
5573 (find_traces): Likewise.
5574 (rotate_loop): Likewise.
5575 (find_traces_1_round): Likewise.
5576 (connect_traces): Likewise.
5577 (edge_order): Likewise.
5579 2017-11-09 Thomas Preud'homme <thomas.preudhomme@arm.com>
5581 * config/arm/arm.c (output_return_instruction): Add comments to
5582 indicate requirement for cmse_nonsecure_entry return to account
5583 for the size of clearing instruction output here.
5584 (thumb_exit): Likewise.
5585 * config/arm/thumb2.md (thumb2_cmse_entry_return): Fix length for
5586 return in hardfloat mode.
5588 2017-11-09 Segher Boessenkool <segher@kernel.crashing.org>
5590 * config/rs6000/rs6000.c (machine_function): Add a bool,
5591 "toc_is_wrapped_separately".
5592 (rs6000_option_override_internal): Enable OPTION_MASK_SAVE_TOC_INDIRECT
5593 if it wasn't explicitly set or unset, we are optimizing for speed, and
5594 doing separate shrink-wrapping.
5595 (rs6000_get_separate_components): Enable the TOC component if
5596 saving the TOC register in the prologue.
5597 (rs6000_components_for_bb): Handle the TOC component.
5598 (rs6000_emit_prologue_components): Store the TOC register where needed.
5599 (rs6000_set_handled_components): Mark TOC as handled, if handled.
5600 (rs6000_emit_prologue): Don't save the TOC if that is already done.
5602 2017-11-09 Martin Jambor <mjambor@suse.cz>
5604 * ipa-param-manipulation.c: New file.
5605 * ipa-param-manipulation.h: Likewise.
5606 * Makefile.in (OBJS): Add ipa-param-manipulation.o.
5607 (PLUGIN_HEADERS): Addded ipa-param-manipulation.h
5608 * ipa-param.h (ipa_parm_op): Moved to ipa-param-manipulation.h.
5609 (ipa_parm_adjustment): Likewise.
5610 (ipa_parm_adjustment_vec): Likewise.
5611 (ipa_get_vector_of_formal_parms): Moved declaration to
5612 ipa-param-manipulation.h.
5613 (ipa_get_vector_of_formal_parm_types): Likewise.
5614 (ipa_modify_formal_parameters): Likewise.
5615 (ipa_modify_call_arguments): Likewise.
5616 (ipa_combine_adjustments): Likewise.
5617 (ipa_dump_param_adjustments): Likewise.
5618 (ipa_modify_expr): Likewise.
5619 (ipa_get_adjustment_candidate): Likewise.
5620 * ipa-prop.c (ipa_get_vector_of_formal_parms): Moved to
5621 ipa-param-manipulation.c.
5622 (ipa_get_vector_of_formal_parm_types): Likewise.
5623 (ipa_modify_formal_parameters): Likewise.
5624 (ipa_modify_call_arguments): Likewise.
5625 (ipa_modify_expr): Likewise.
5626 (get_ssa_base_param): Likewise.
5627 (ipa_get_adjustment_candidate): Likewise.
5628 (index_in_adjustments_multiple_times_p): Likewise.
5629 (ipa_combine_adjustments): Likewise.
5630 (ipa_dump_param_adjustments): Likewise.
5631 * tree-sra.c: Also include ipa-param-manipulation.h
5632 * omp-simd-clone.c: Include ipa-param-manipulation.h instead of
5635 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5636 Alan Hayward <alan.hayward@arm.com>
5637 David Sherwood <david.sherwood@arm.com>
5639 * doc/sourcebuild.texi (vect_masked_store): Document.
5641 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5642 Alan Hayward <alan.hayward@arm.com>
5643 David Sherwood <david.sherwood@arm.com>
5645 * doc/sourcebuild.texi (vect_align_stack_vars): Document.
5647 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5648 Alan Hayward <alan.hayward@arm.com>
5649 David Sherwood <david.sherwood@arm.com>
5651 * doc/sourcebuild.texi (vect_variable_length): Document.
5653 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5654 Alan Hayward <alan.hayward@arm.com>
5655 David Sherwood <david.sherwood@arm.com>
5657 * doc/sourcebuild.texi (vect_unaligned_possible): Document.
5659 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5660 Alan Hayward <alan.hayward@arm.com>
5661 David Sherwood <david.sherwood@arm.com>
5663 * doc/sourcebuild.texi (vect_element_align_preferred): Document.
5665 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5666 Alan Hayward <alan.hayward@arm.com>
5667 David Sherwood <david.sherwood@arm.com>
5669 * doc/sourcebuild.texi (vect_perm_short, vect_perm_byte): Document
5670 previously undocumented selectors.
5671 (vect_perm3_byte, vect_perm3_short, vect_perm3_int): Document.
5673 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5675 * doc/rtl.texi (const_vector): Say that elements can be
5676 const_wide_ints too.
5677 * emit-rtl.h (valid_for_const_vec_duplicate_p): Declare.
5678 * emit-rtl.c (valid_for_const_vec_duplicate_p): New function.
5679 (gen_vec_duplicate): Use it instead of CONSTANT_P.
5680 * optabs.c (expand_vector_broadcast): Likewise.
5682 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5683 Alan Hayward <alan.hayward@arm.com>
5684 David Sherwood <david.sherwood@arm.com>
5686 * tree-ssa-loop-ivopts.c (get_address_cost): Try using a
5687 scaled index even if the unscaled address was invalid.
5688 Don't increase the complexity of using a scale in that case.
5690 2017-11-09 Richard Sandiford <richard.sandiford@linaro.org>
5691 Alan Hayward <alan.hayward@arm.com>
5692 David Sherwood <david.sherwood@arm.com>
5694 * doc/rtl.texi: Rewrite the subreg rules so that they partition
5695 the inner register into REGMODE_NATURAL_SIZE bytes rather than
5696 UNITS_PER_WORD bytes.
5697 * emit-rtl.c (validate_subreg): Divide subregs into blocks
5698 based on REGMODE_NATURAL_SIZE of the inner mode.
5699 (gen_lowpart_common): Split the SCALAR_FLOAT_MODE_P and
5700 !SCALAR_FLOAT_MODE_P cases. Use REGMODE_NATURAL_SIZE for the latter.
5701 * expmed.c (lowpart_bit_field_p): Divide the value up into
5702 chunks of REGMODE_NATURAL_SIZE rather than UNITS_PER_WORD.
5703 * expr.c (store_constructor): Use REGMODE_NATURAL_SIZE to test
5704 whether something is likely to occupy more than one register.
5706 2017-11-09 Jan Hubicka <hubicka@ucw.cz>
5709 * ipa-inline-transform.c (update_noncloned_frequencies): Use
5710 profile_count::adjust_for_ipa_scaling.
5711 * tree-inline.c (copy_bb, copy_cfg_body): Likewise.
5712 * profile-count.c (profile_count::adjust_for_ipa_scaling): New member
5714 * profile-count.h (profile_count::adjust_for_ipa_scaling): Declare.
5716 2017-11-09 Jakub Jelinek <jakub@redhat.com>
5718 * gimple-ssa-store-merging.c (count_multiple_uses): New function.
5719 (split_group): Add total_orig and total_new arguments, estimate the
5720 number of statements related to the store group without store merging
5721 and with store merging.
5722 (imm_store_chain_info::output_merged_store): Adjust split_group
5723 callers, punt if estimated number of statements with store merging
5724 is not smaller than estimated number of statements without it.
5726 (handled_load): Remove has_single_use checks.
5727 (pass_store_merging::process_store): Likewise.
5729 2017-11-09 Richard Biener <rguenther@suse.de>
5731 PR tree-optimization/82902
5732 * tree-ssa-phiprop.c (propagate_with_phi): Test proper type.
5734 2017-11-09 Martin Liska <mliska@suse.cz>
5737 * emit-rtl.c (init_emit_regs): Initialize split_branch_probability to
5740 2017-11-09 Martin Liska <mliska@suse.cz>
5742 PR tree-optimization/82669
5743 * sbitmap.h (bmp_iter_set_init): Remove non needed check.
5745 2017-11-09 Martin Liska <mliska@suse.cz>
5747 PR gcov-profile/48463
5748 * coverage.c (coverage_begin_function): Output also end locus
5749 of a function and information whether the function is
5751 * gcov-dump.c (tag_function): Parse and print the information.
5752 * gcov.c (INCLUDE_MAP): Add include.
5753 (INCLUDE_SET): Likewise.
5754 (struct line_info): Move earlier in the source file because
5755 of vector<line_info> in function_info structure.
5756 (line_info::line_info): Likewise.
5757 (line_info::has_block): Likewise.
5758 (struct source_info): Add new member index.
5759 (source_info::get_functions_at_location): New function.
5760 (function_info::group_line_p): New function.
5761 (output_intermediate_line): New function.
5762 (output_intermediate_file): Use the mentioned function.
5763 (struct function_start): New.
5764 (struct function_start_pair_hash): Likewise.
5765 (process_file): Add code that identifies group functions.
5766 Assign lines either to global or function scope.
5767 (generate_results): Skip artificial functions.
5768 (find_source): Assign index for each source file.
5769 (read_graph_file): Read new flag artificial and end_line.
5770 (add_line_counts): Assign it either to global of function scope.
5771 (accumulate_line_counts): Isolate core of the function to
5772 accumulate_line_info and call it for both function and global
5774 (accumulate_line_info): New function.
5775 (output_line_beginning): Fix GNU coding style.
5776 (print_source_line): New function.
5777 (output_line_details): Likewise.
5778 (output_function_details): Likewise.
5779 (output_lines): Iterate both source (global) scope and function
5781 (struct function_line_start_cmp): New class.
5782 * doc/gcov.texi: Reflect changes in documentation.
5784 2017-11-09 Jakub Jelinek <jakub@redhat.com>
5787 * dwarf2out.c (const_ok_for_output_1): Reject NEG in addition to NOT.
5788 (mem_loc_descriptor): Handle (const (neg (...))) as (neg (const (...)))
5789 and similarly for not instead of neg.
5791 2017-11-08 Andi Kleen <ak@linux.intel.com>
5793 * config/i386/i386.opt: Add -mforce-indirect-call.
5794 * config/i386/predicates.md: Check for flag_force_indirect_call.
5795 * doc/invoke.texi: Document -mforce-indirect-call
5797 2017-11-08 Kito Cheng <kito.cheng@gmail.com>
5799 * config/riscv/riscv-protos.h (riscv_slow_unaligned_access_p):
5801 (MOVE_RATIO): Use riscv_slow_unaligned_access_p.
5802 config/riscv/riscv.c (predict.h): New include.
5803 (riscv_slow_unaligned_access_p): No longer static.
5804 (riscv_block_move_straight): Add require.
5805 * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): Delete.
5807 2017-11-08 Jakub Jelinek <jakub@redhat.com>
5810 * config/i386/sse.md (<avx512>_eq<mode>3<mask_scalar_merge_name>,
5811 <avx512>_eq<mode>3<mask_scalar_merge_name>_1): Use
5812 nonimmediate_operand predicate for operand 1 instead of
5815 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5817 * config/aarch64/aarch64-simd.md (store_pair_lanes<mode>):
5819 * config/aarch64/constraints.md (Uml): New constraint.
5820 * config/aarch64/predicates.md (aarch64_mem_pair_lanes_operand): New
5823 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5825 * simplify-rtx.c (simplify_ternary_operation): Simplify vec_merge
5826 of two vec_duplicates into a vec_concat.
5828 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5830 * simplify-rtx.c (simplify_ternary_operation, VEC_MERGE):
5831 Simplify vec_merge of vec_duplicate and vec_concat.
5832 * config/aarch64/constraints.md (Utq): New constraint.
5833 * config/aarch64/aarch64-simd.md (load_pair_lanes<mode>): New
5836 2017-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5838 * simplify-rtx.c (simplify_ternary_operation, VEC_MERGE):
5839 Simplify vec_merge of vec_duplicate and const_vector.
5840 * config/aarch64/predicates.md (aarch64_simd_or_scalar_imm_zero):
5842 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Use VDC
5843 mode iterator. Update predicate on operand 1 to
5844 handle non-const_vec constants. Delete constraints.
5845 (*aarch64_combinez_be<mode>): Likewise for operand 2.
5847 2017-11-08 Jakub Jelinek <jakub@redhat.com>
5849 PR tree-optimization/78821
5850 * gimple-ssa-store-merging.c (struct store_operand_info): Add bit_not_p
5852 (store_operand_info::store_operand_info): Initialize it to false.
5853 (pass_store_merging::terminate_all_aliasing_chains): Rewritten to use
5854 ref_maybe_used_by_stmt_p and stmt_may_clobber_ref_p on lhs of each
5855 store in the group, and if chain_info is non-NULL, to ignore altogether
5857 (compatible_load_p): Fail if bit_not_p does not match.
5858 (imm_store_chain_info::output_merged_store): Handle bit_not_p loads.
5859 (handled_load): Fill in bit_not_p. Handle BIT_NOT_EXPR.
5860 (pass_store_merging::process_store): Adjust
5861 terminate_all_aliasing_chains calls to pass NULL in all current spots,
5862 call terminate_all_aliasing_chains newly when adding a store into
5863 a chain with non-NULL chain_info.
5865 2017-11-08 Wilco Dijkstra <wdijkstr@arm.com>
5867 * config/aarch64/aarch64.c (aarch64_can_eliminate): Simplify logic.
5869 2017-11-08 Wilco Dijkstra <wdijkstr@arm.com>
5871 * config/aarch64/aarch64.c (aarch64_frame_pointer_required)
5873 (aarch64_layout_frame): Initialise emit_frame_chain.
5874 (aarch64_can_eliminate): Remove omit leaf frame pointer code.
5875 (TARGET_FRAME_POINTER_REQUIRED): Remove define.
5877 2017-11-08 Martin Liska <mliska@suse.cz>
5879 * gimplify.c (expand_FALLTHROUGH_r): Simplify usage
5880 of gimple_call_internal_p.
5882 2017-11-07 Tom de Vries <tom@codesourcery.com>
5884 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Wrap in "do {} while (0)".
5886 2017-11-07 Tom de Vries <tom@codesourcery.com>
5888 * config/mips/mips.h (ASM_OUTPUT_CASE_END): Remove semicolon after
5891 2017-11-08 Martin Liska <mliska@suse.cz>
5894 * gimplify.c (expand_FALLTHROUGH_r): Skip IFN_ASAN_MARK.
5896 2017-11-07 Eric Botcazou <ebotcazou@adacore.com>
5898 * gimple-pretty-print.c (dump_profile): Return "" instead of NULL.
5900 2017-11-07 Jakub Jelinek <jakub@redhat.com>
5903 * config/i386/i386.md (SWI1248_AVX512BWDQ2_64): New mode iterator.
5904 (*cmp<mode>_ccz_1): New insn with $k alternative.
5907 * config/i386/i386.c (ix86_swap_binary_operands_p): Treat
5908 RTX_COMM_COMPARE as commutative as well.
5909 (ix86_binary_operator_ok): Formatting fix.
5910 * config/i386/sse.md (*mul<mode>3<mask_name><round_name>,
5911 *<code><mode>3<mask_name><round_saeonly_name>,
5912 *<code><mode>3<mask_name>, *<code>tf3, *mul<mode>3<mask_name>,
5913 *<s>mul<mode>3_highpart<mask_name>,
5914 *vec_widen_umult_even_v16si<mask_name>,
5915 *vec_widen_umult_even_v8si<mask_name>,
5916 *vec_widen_umult_even_v4si<mask_name>,
5917 *vec_widen_smult_even_v16si<mask_name>,
5918 *vec_widen_smult_even_v8si<mask_name>, *sse4_1_mulv2siv2di3<mask_name>,
5919 *avx2_pmaddwd, *sse2_pmaddwd, *<sse4_1_avx2>_mul<mode>3<mask_name>,
5920 *avx2_<code><mode>3, *avx512f_<code><mode>3<mask_name>,
5921 *sse4_1_<code><mode>3<mask_name>, *<code>v8hi3,
5922 *sse4_1_<code><mode>3<mask_name>, *<code>v16qi3, *avx2_eq<mode>3,
5923 <avx512>_eq<mode>3<mask_scalar_merge_name>_1, *sse4_1_eqv2di3,
5924 *sse2_eq<mode>3, <mask_codefor><code><mode>3<mask_name>,
5925 *<code><mode>3, *<sse2_avx2>_uavg<mode>3<mask_name>,
5926 *<ssse3_avx2>_pmulhrsw<mode>3<mask_name>, *ssse3_pmulhrswv4hi3): Use
5927 !(MEM_P (operands[1]) && MEM_P (operands[2])) condition instead of
5928 ix86_binary_operator_ok. Formatting fixes.
5929 (*<plusminus_insn><mode>3<mask_name><round_name>,
5930 *<plusminus_insn><mode>3, *<plusminus_insn><mode>3_m): Formatting
5933 2017-11-07 Segher Boessenkool <segher@kernel.crashing.org>
5935 * config/rs6000/rs6000.md (GPR2): New mode_iterator.
5936 ("cstore<mode>4"): Don't always expand with rs6000_emit_int_cmove for
5937 eq and ne if TARGET_ISEL.
5938 (cmp): New code_iterator.
5939 (UNS, UNSU_, UNSIK): New code_attrs.
5940 (<code><GPR:mode><GPR2:mode>2_isel): New define_insn_and_split.
5941 ("eq<mode>3"): New define_expand, rename the define_insn_and_split
5943 ("eq<mode>3"): ... this.
5944 ("ne<mode>3"): New define_expand, rename the define_insn_and_split
5946 ("ne<mode>3"): ... this.
5948 2017-11-07 Julia Koval <julia.koval@intel.com>
5951 * common/config/i386/i386-common.c
5952 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): Remove MPX from flag.
5953 (ix86_handle_option): Move MPX to isa_flags2 and GFNI to isa_flags.
5954 * config/i386/i386-c.c (ix86_target_macros_internal): Ditto.
5955 * config/i386/i386.opt: Ditto.
5956 * config/i386/i386.c (ix86_target_string): Ditto.
5957 (ix86_option_override_internal): Ditto.
5958 (ix86_init_mpx_builtins): Move MPX to args2.
5959 (ix86_expand_builtin): Special handling for OPTION_MASK_ISA_GFNI.
5960 * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8affineinvqb_v64qi,
5961 __builtin_ia32_vgf2p8affineinvqb_v64qi_mask,
5962 __builtin_ia32_vgf2p8affineinvqb_v32qi,
5963 __builtin_ia32_vgf2p8affineinvqb_v32qi_mask,
5964 __builtin_ia32_vgf2p8affineinvqb_v16qi,
5965 __builtin_ia32_vgf2p8affineinvqb_v16qi_mask): Move to ARGS array.
5967 2017-11-07 Uros Bizjak <ubizjak@gmail.com>
5970 * config/i386.i386.md (*zero_extendsidi2): Change (?r,*Yj), (?*Yi,r)
5971 and (*x,m) to ($r,Yj), ($Yi,r) and ($x,m).
5972 (zero-extendsidi peephole2): Remove peephole.
5974 2017-11-07 Eric Botcazou <ebotcazou@adacore.com>
5977 * stor-layout.c: Include attribs.h.
5978 (handle_warn_if_not_align): Replace test on TYPE_USER_ALIGN with
5979 explicit lookup of "aligned" attribute.
5981 2017-11-07 Andrew Waterman <andrew@sifive.com>
5983 * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): New prototype.
5984 (riscv_expand_block_move): Likewise.
5985 * config/riscv/riscv.h (MOVE_RATIO): Tune cost to movmemsi
5987 (RISCV_MAX_MOVE_BYTES_PER_LOOP_ITER): New define.
5988 (RISCV_MAX_MOVE_BYTES_STRAIGHT): New define.
5989 * config/riscv/riscv.c (riscv_block_move_straight): New function.
5990 (riscv_adjust_block_mem): Likewise.
5991 (riscv_block_move_loop): Likewise.
5992 (riscv_expand_block_move): Likewise.
5993 * config/riscv/riscv.md (movmemsi): New pattern.
5995 2017-11-07 Michael Clark <michaeljclark@mac.com>
5997 * config/riscv/linux.h (MUSL_ABI_SUFFIX): New define.
5998 (MUSL_DYNAMIC_LINKER): Likewise.
6000 2017-11-07 Richard Sandiford <richard.sandiford@linaro.org>
6002 * config/aarch64/aarch64.md (ashl<mode>3, ashr<mode>3, lshr<mode>3)
6003 (rotr<mode>3, rotl<mode>3): Use aarch64_reg_or_imm instead of
6006 2017-11-07 Richard Biener <rguenther@suse.de>
6008 * match.pd: Fix build.
6010 2017-11-07 Wilco Dijkstra <wdijkstr@arm.com>
6011 Jackson Woodruff <jackson.woodruff@arm.com>
6013 PR tree-optimization/71026
6014 * match.pd: Canonicalize negate in division.
6016 2017-11-07 Sudakshina Das <sudi.das@arm.com>
6019 * match.pd: Simplify 1 << (C - x) where C = precision (x) - 1.
6021 2017-11-07 Marc Glisse <marc.glisse@inria.fr>
6023 * match.pd ((a&~b)|(a^b),(a&~b)^~a,(a|b)&~(a^b),a|~(a^b),
6024 (a|b)|(a&^b),(a&b)|~(a^b),~(~a&b),~X^Y): New transformations.
6026 2017-11-07 Marc Glisse <marc.glisse@inria.fr>
6028 * fold-const.c (negate_expr_p) [PLUS_EXPR, MINUS_EXPR]: Handle
6029 non-scalar integral types.
6030 * match.pd (negate_expr_p): Handle MINUS_EXPR.
6031 (-(A-B), -(~A)): New transformations.
6033 2017-11-07 Tom de Vries <tom@codesourcery.com>
6035 * config/powerpcspe/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
6036 semicolon after "do {} while (0)".
6037 * config/powerpcspe/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
6038 * config/powerpcspe/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
6039 * config/powerpcspe/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
6040 * config/powerpcspe/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
6041 * config/powerpcspe/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
6043 2017-11-07 Tom de Vries <tom@codesourcery.com>
6045 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Remove semicolon
6046 after "do {} while (0)".
6047 * config/rs6000/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
6048 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
6049 * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
6050 * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
6051 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
6053 2017-11-07 Tom de Vries <tom@codesourcery.com>
6056 * config/arm/arm.c (HANDLE_NARROW_SHIFT_ARITH): Remove semicolon after
6058 (arm_rtx_costs_internal): Add missing semicolon after
6059 HANDLE_NARROW_SHIFT_ARITH call.
6061 2017-11-06 Segher Boessenkool <segher@kernel.crashing.org>
6063 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6064 disable isel if it was not set explicitly.
6066 2017-11-06 James Bowman <james.bowman@ftdichip.com>
6068 * gcc/dwarf2out.c (modified_type_die): Retain ADDR_SPACE qualifiers.
6069 (add_type_attribute) likewise.
6071 2017-11-06 H.J. Lu <hongjiu.lu@intel.com>
6073 * config/i386/i386.c (ix86_can_use_return_insn_p): Use reference
6074 of struct ix86_frame.
6075 (ix86_initial_elimination_offset): Likewise.
6076 (ix86_expand_split_stack_prologue): Likewise.
6078 2017-11-06 Marc Glisse <marc.glisse@inria.fr>
6080 * tree-vrp.h (enum value_range_type): Update stale comment.
6082 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
6083 Alan Hayward <alan.hayward@arm.com>
6084 David Sherwood <david.sherwood@arm.com>
6086 * config/aarch64/aarch64-protos.h (aarch64_expand_vec_perm)
6087 (aarch64_expand_vec_perm_const): Take the number of units too.
6088 * config/aarch64/aarch64.c (aarch64_expand_vec_perm)
6089 (aarch64_expand_vec_perm_const): Likewise.
6090 * config/aarch64/aarch64-simd.md (vec_perm_const<mode>)
6091 (vec_perm<mode>): Update accordingly.
6093 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
6094 Alan Hayward <alan.hayward@arm.com>
6095 David Sherwood <david.sherwood@arm.com>
6097 * config/aarch64/aarch64-protos.h (aarch64_simd_vect_par_cnst_half):
6098 Take the number of units too.
6099 * config/aarch64/aarch64.c (aarch64_simd_vect_par_cnst_half): Likewise.
6100 (aarch64_simd_check_vect_par_cnst_half): Update call accordingly,
6101 but check for a vector mode before rather than after the call.
6102 * config/aarch64/aarch64-simd.md (aarch64_split_simd_mov<mode>)
6103 (move_hi_quad_<mode>, vec_unpack<su>_hi_<mode>)
6104 (vec_unpack<su>_lo_<mode, vec_widen_<su>mult_lo_<mode>)
6105 (vec_widen_<su>mult_hi_<mode>, vec_unpacks_lo_<mode>)
6106 (vec_unpacks_hi_<mode>, aarch64_saddl2<mode>, aarch64_uaddl2<mode>)
6107 (aarch64_ssubl2<mode>, aarch64_usubl2<mode>, widen_ssum<mode>3)
6108 (widen_usum<mode>3, aarch64_saddw2<mode>, aarch64_uaddw2<mode>)
6109 (aarch64_ssubw2<mode>, aarch64_usubw2<mode>, aarch64_sqdmlal2<mode>)
6110 (aarch64_sqdmlsl2<mode>, aarch64_sqdmlal2_lane<mode>)
6111 (aarch64_sqdmlal2_laneq<mode>, aarch64_sqdmlsl2_lane<mode>)
6112 (aarch64_sqdmlsl2_laneq<mode>, aarch64_sqdmlal2_n<mode>)
6113 (aarch64_sqdmlsl2_n<mode>, aarch64_sqdmull2<mode>)
6114 (aarch64_sqdmull2_lane<mode>, aarch64_sqdmull2_laneq<mode>)
6115 (aarch64_sqdmull2_n<mode>): Update accordingly.
6117 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
6118 Alan Hayward <alan.hayward@arm.com>
6119 David Sherwood <david.sherwood@arm.com>
6121 * config/aarch64/aarch64-protos.h (aarch64_reverse_mask): Take
6122 the number of units too.
6123 * config/aarch64/aarch64.c (aarch64_reverse_mask): Likewise.
6124 * config/aarch64/aarch64-simd.md (vec_load_lanesoi<mode>)
6125 (vec_store_lanesoi<mode>, vec_load_lanesci<mode>)
6126 (vec_store_lanesci<mode>, vec_load_lanesxi<mode>)
6127 (vec_store_lanesxi<mode>): Update accordingly.
6129 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
6130 Alan Hayward <alan.hayward@arm.com>
6131 David Sherwood <david.sherwood@arm.com>
6133 * config/aarch64/aarch64-protos.h (aarch64_endian_lane_rtx): Declare.
6134 * config/aarch64/aarch64.c (aarch64_endian_lane_rtx): New function.
6135 * config/aarch64/aarch64.h (ENDIAN_LANE_N): Take the number
6136 of units rather than the mode.
6137 * config/aarch64/iterators.md (nunits): New mode attribute.
6138 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args):
6139 Use aarch64_endian_lane_rtx instead of GEN_INT (ENDIAN_LANE_N ...).
6140 * config/aarch64/aarch64-simd.md (aarch64_dup_lane<mode>)
6141 (aarch64_dup_lane_<vswap_width_name><mode>, *aarch64_mul3_elt<mode>)
6142 (*aarch64_mul3_elt_<vswap_width_name><mode>): Likewise.
6143 (*aarch64_mul3_elt_to_64v2df, *aarch64_mla_elt<mode>): Likewise.
6144 (*aarch64_mla_elt_<vswap_width_name><mode>, *aarch64_mls_elt<mode>)
6145 (*aarch64_mls_elt_<vswap_width_name><mode>, *aarch64_fma4_elt<mode>)
6146 (*aarch64_fma4_elt_<vswap_width_name><mode>):: Likewise.
6147 (*aarch64_fma4_elt_to_64v2df, *aarch64_fnma4_elt<mode>): Likewise.
6148 (*aarch64_fnma4_elt_<vswap_width_name><mode>): Likewise.
6149 (*aarch64_fnma4_elt_to_64v2df, reduc_plus_scal_<mode>): Likewise.
6150 (reduc_plus_scal_v4sf, reduc_<maxmin_uns>_scal_<mode>): Likewise.
6151 (reduc_<maxmin_uns>_scal_<mode>): Likewise.
6152 (*aarch64_get_lane_extend<GPI:mode><VDQQH:mode>): Likewise.
6153 (*aarch64_get_lane_zero_extendsi<mode>): Likewise.
6154 (aarch64_get_lane<mode>, *aarch64_mulx_elt_<vswap_width_name><mode>)
6155 (*aarch64_mulx_elt<mode>, *aarch64_vgetfmulx<mode>): Likewise.
6156 (aarch64_sq<r>dmulh_lane<mode>, aarch64_sq<r>dmulh_laneq<mode>)
6157 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Likewise.
6158 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
6159 (aarch64_sqdml<SBINQOPS:as>l_lane<mode>): Likewise.
6160 (aarch64_sqdml<SBINQOPS:as>l_laneq<mode>): Likewise.
6161 (aarch64_sqdml<SBINQOPS:as>l2_lane<mode>_internal): Likewise.
6162 (aarch64_sqdml<SBINQOPS:as>l2_laneq<mode>_internal): Likewise.
6163 (aarch64_sqdmull_lane<mode>, aarch64_sqdmull_laneq<mode>): Likewise.
6164 (aarch64_sqdmull2_lane<mode>_internal): Likewise.
6165 (aarch64_sqdmull2_laneq<mode>_internal): Likewise.
6166 (aarch64_vec_load_lanesoi_lane<mode>): Likewise.
6167 (aarch64_vec_store_lanesoi_lane<mode>): Likewise.
6168 (aarch64_vec_load_lanesci_lane<mode>): Likewise.
6169 (aarch64_vec_store_lanesci_lane<mode>): Likewise.
6170 (aarch64_vec_load_lanesxi_lane<mode>): Likewise.
6171 (aarch64_vec_store_lanesxi_lane<mode>): Likewise.
6172 (aarch64_simd_vec_set<mode>): Update use of ENDIAN_LANE_N.
6173 (aarch64_simd_vec_setv2di): Likewise.
6175 2017-11-06 Carl Love <cel@us.ibm.com>
6177 * config/rs6000/rs6000-c.c (P8V_BUILTIN_VEC_REVB): Add power 8
6179 (P9V_BUILTIN_VEC_REVB): Remove the power 9 instance definitions.
6180 * config/rs6000/altivec.h (vec_revb): Change the #define from power 9
6182 * config/rs6000/r6000-protos.h (swap_endian_selector_for_mode): Add new
6184 * config/rs6000/rs6000.c (swap_endian_selector_for_mode): Add function.
6185 * config/rs6000/rs6000-builtin.def (BU_P8V_VSX_1, BU_P8V_OVERLOAD_1):
6186 Add power 8 macro expansions.
6187 (BU_P9V_OVERLOAD_1): Remove power 9 overload expansion.
6188 * config/rs6000/vsx.md (revb_<mode>): Add define_expand to generate
6189 power 8 instructions. (VSX_XXBR): Add iterator.
6191 2017-11-06 Wilco Dijkstra <wdijkstr@arm.com>
6193 * config/arm/arm.md (predicable_short_it): Change default to "no",
6194 improve documentation, remove uses that are identical to the default.
6195 (enabled_for_depr_it): Rename to enabled_for_short_it.
6196 * gcc/config/arm/arm-fixed.md (predicable_short_it):
6197 Remove default uses.
6198 * gcc/config/arm/ldmstm.md (predicable_short_it): Likewise.
6199 * gcc/config/arm/sync.md (predicable_short_it): Likewise.
6200 * gcc/config/arm/thumb2.md (predicable_short_it): Likewise.
6201 * gcc/config/arm/vfp.md (predicable_short_it): Likewise.
6203 2017-11-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6206 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_1): Delete
6207 float128 helper macros, which are no longer used after deleting
6208 the old 'q' built-in functions, and moving the round to odd
6209 built-in functions to being special built-in functions.
6210 (BU_FLOAT128_2): Likewise.
6211 (BU_FLOAT128_1_HW): Likewise.
6212 (BU_FLOAT128_2_HW): Likewise.
6213 (BU_FLOAT128_3_HW): Likewise.
6214 (FABSQ): Delete old 'q' built-in functions.
6215 (COPYSIGNQ): Likewise.
6216 (SQRTF128_ODD): Move round to odd built-in functions to be
6217 special built-in functions, so that we can handle
6218 -mabi=ieeelongdouble.
6219 (TRUNCF128_ODD): Likewise.
6220 (ADDF128_ODD): Likewise.
6221 (SUBF128_ODD): Likewise.
6222 (MULF128_ODD): Likewise.
6223 (DIVF128_ODD): Likewise.
6224 (FMAF128_ODD): Likewise.
6225 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Map old 'q'
6226 built-in names to 'f128'.
6227 * config/rs6000/rs6000.c (rs6000_fold_builtin): Remove folding the
6228 old 'q' built-in functions, as the machine independent code for
6229 'f128' built-in functions handles this.
6230 (rs6000_expand_builtin): Add expansion for float128 round to odd
6231 functions, keying off on -mabi=ieeelongdouble of whether to use
6232 the KFmode or TFmode variant.
6233 (rs6000_init_builtins): Initialize the _Float128 round to odd
6235 * doc/extend.texi (PowerPC Built-in Functions): Document the old
6236 _Float128 'q' built-in functions are now mapped into the new
6237 'f128' built-in functions.
6239 2017-11-06 David Edelsohn <dje.gcc@gmail.com>
6241 * collect2.c (add_lto_object): Compile for OBJECT_COFF.
6242 (scan_prog_file): Don't skip PASS_LTOINFO. Scan for LTO objects.
6244 2017-11-06 David Malcolm <dmalcolm@redhat.com>
6247 * ipa-fnsummary.c (ipa_fnsummary_c_finalize): New function.
6248 * ipa-fnsummary.h (ipa_fnsummary_c_finalize): New decl.
6249 * toplev.c: Include "ipa-fnsummary.h".
6250 (toplev::finalize): Call ipa_fnsummary_c_finalize.
6252 2017-11-06 Jakub Jelinek <jakub@redhat.com>
6254 PR tree-optimization/82838
6255 * gimple-ssa-store-merging.c
6256 (imm_store_chain_info::output_merged_store): Call force_gimple_operand_1
6257 on a separate gimple_seq which is then appended to seq.
6259 2017-11-06 Jeff Law <law@redhat.com>
6262 * config/i386/i386.c (PROBE_INTERVAL): Remove.
6263 (get_probe_interval): New functions.
6264 (ix86_adjust_stack_and_probe_stack_clash): Use get_probe_interval.
6265 (ix86_adjust_stack_and_probe): Likewise.
6266 (output_adjust_stack_and_probe): Likewise.
6267 (ix86_emit_probe_stack_range): Likewise.
6268 (ix86_expand_prologue): Likewise.
6270 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
6272 PR tree-optimization/82816
6273 * tree-ssa-math-opts.c (convert_mult_to_widen): Return false
6274 if the modes of the two types are the same.
6275 (convert_plusminus_to_widen): Likewise.
6277 2017-11-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6279 * config/rs6000/altivec.md (*p9_vadu<mode>3) Rename to
6281 (usadv16qi): New define_expand.
6282 (usadv8hi): New define_expand.
6284 2017-11-06 Jan Hubicka <hubicka@ucw.cz>
6287 * ipa-inline-transform.c (update_noncloned_frequencies): Always
6289 (inline_transform): Likewise.
6290 * predict.c (counts_to_freqs): Remove useless conditional.
6291 * profile-count.h (profile_count::apply_scale): Move sanity check.
6292 * tree-inline.c (copy_bb): Always scale.
6293 (copy_cfg_body): Likewise.
6295 2017-11-06 Christophe Lyon <christophe.lyon@linaro.org>
6298 * config/arm/arm.md (*sub_shiftsi): Add predicable_short_it
6300 (*cmp_ite0): Add enabled_for_depr_it attribute.
6301 (*cmp_ite1): Likewise.
6303 2017-11-06 Segher Boessenkool <segher@kernel.crashing.org>
6305 * config/rs6000/rs6000.c (rs6000_insn_cost): Handle TYPE_MFCR and
6308 2017-11-06 Richard Sandiford <richard.sandiford@linaro.org>
6310 * tree-vrp.c (vrp_int_const_binop): Return true on success and
6311 return the value by pointer.
6312 (extract_range_from_multiplicative_op_1): Update accordingly.
6313 Return as soon as an operation fails.
6315 2017-11-05 Tom de Vries <tom@codesourcery.com>
6318 * asan.c (DEF_SANITIZER_BUILTIN_1): Factor out of ...
6319 (DEF_SANITIZER_BUILTIN): ... here.
6320 (initialize_sanitizer_builtins): Use DEF_SANITIZER_BUILTIN_1 instead of
6321 DEF_SANITIZER_BUILTIN in if stmt. Add missing semicolon.
6323 2017-11-05 Tom de Vries <tom@codesourcery.com>
6326 * config/elfos.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove semicolon after
6328 (ASM_OUTPUT_CASE_LABEL): Add semicolon after
6329 ASM_OUTPUT_BEFORE_CASE_LABEL call.
6330 * config/arc/arc.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove semicolon
6332 * config/m68k/m68kelf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same.
6333 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same.
6334 * config/v850/v850.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same.
6336 2017-11-05 Tom de Vries <tom@codesourcery.com>
6339 * graphite-scop-detection.c (DEBUG_PRINT): Remove semicolon after
6342 2017-11-04 Michael Clark <michaeljclark@mac.com>
6344 * config/riscv/riscv.c (riscv_print_operand): Add a 'i' format.
6345 config/riscv/riscv.md (addsi3): Use 'i' for immediates.
6347 (*addsi3_extended): Likewise.
6348 (*addsi3_extended2): Likewise.
6349 (<optab>si3): Likewise.
6350 (<optab>di3): Likewise.
6351 (<optab><mode>3): Likewise.
6352 (<*optabe>si3_internal): Likewise.
6353 (zero_extendqi<SUPERQI:mode>2): Likewise.
6354 (*add<mode>hi3): Likewise.
6355 (*xor<mode>hi3): Likewise.
6356 (<optab>di3): Likewise.
6357 (*<optab>si3_extend): Likewise.
6358 (*sge<u>_<X:mode><GPR:mode>): Likewise.
6359 (*slt<u>_<X:mode><GPR:mode>): Likewise.
6360 (*sle<u>_<X:mode><GPR:mode>): Likewise.
6362 2017-11-04 Andrew Waterman <andrew@sifive.com>
6364 * config/riscv/riscv.c (riscv_option_override): Conditionally set
6365 TARGET_STRICT_ALIGN based upon -mtune argument.
6367 2017-11-04 Andrew Waterman <andrew@sifive.com>
6369 * config/riscv/riscv.h (SLOW_BYTE_ACCESS): Change to 1.
6371 2017-11-04 Daniel Santos <daniel.santos@pobox.com>
6373 * config/i386/i386.c (choose_basereg): Use optional scratch
6374 register and add assertion.
6375 (x86_emit_outlined_ms2sysv_save): Use scratch register when
6376 needed, and don't allocate stack.
6377 (ix86_expand_prologue): Rearrange where SSE saves/stub call is
6378 emitted, correct wrong allocation with -mcall-ms2sysv-xlogues.
6379 (ix86_emit_outlined_ms2sysv_restore): Fix non-immediate offsets.
6381 2017-11-03 Jeff Law <law@redhat.com>
6383 * config/i386/i386.c (ix86_emit_restore_reg_using_pop): Prototype.
6384 (ix86_adjust_stack_and_probe_stack_clash): Use a push/pop sequence
6385 to probe at the start of a noreturn function.
6387 2017-11-03 Jakub Jelinek <jakub@redhat.com>
6389 PR tree-optimization/78821
6390 * gimple-ssa-store-merging.c: Update the file comment.
6391 (MAX_STORE_ALIAS_CHECKS): Define.
6392 (struct store_operand_info): New type.
6393 (store_operand_info::store_operand_info): New constructor.
6394 (struct store_immediate_info): Add rhs_code and ops data members.
6395 (store_immediate_info::store_immediate_info): Add rhscode, op0r
6396 and op1r arguments to the ctor, initialize corresponding data members.
6397 (struct merged_store_group): Add load_align_base and load_align
6399 (merged_store_group::merged_store_group): Initialize them.
6400 (merged_store_group::do_merge): Update them.
6401 (merged_store_group::apply_stores): Pick the constant for
6402 encode_tree_to_bitpos from one of the two operands, or skip
6403 encode_tree_to_bitpos if neither operand is a constant.
6404 (class pass_store_merging): Add process_store method decl. Remove
6405 bool argument from terminate_all_aliasing_chains method decl.
6406 (pass_store_merging::terminate_all_aliasing_chains): Remove
6407 var_offset_p argument and corresponding handling.
6408 (stmts_may_clobber_ref_p): New function.
6409 (compatible_load_p): New function.
6410 (imm_store_chain_info::coalesce_immediate_stores): Terminate group
6411 if there is overlap and rhs_code is not INTEGER_CST. For
6412 non-overlapping stores terminate group if rhs is not mergeable.
6413 (get_alias_type_for_stmts): Change first argument from
6414 auto_vec<gimple *> & to vec<gimple *> &. Add IS_LOAD, CLIQUEP and
6415 BASEP arguments. If IS_LOAD is true, look at rhs1 of the stmts
6416 instead of lhs. Compute *CLIQUEP and *BASEP in addition to the
6418 (get_location_for_stmts): Change first argument from
6419 auto_vec<gimple *> & to vec<gimple *> &.
6420 (struct split_store): Remove orig_stmts data member, add orig_stores.
6421 (split_store::split_store): Create orig_stores rather than orig_stmts.
6422 (find_constituent_stmts): Renamed to ...
6423 (find_constituent_stores): ... this. Change second argument from
6424 vec<gimple *> * to vec<store_immediate_info *> *, push pointers
6425 to info structures rather than the statements.
6426 (split_group): Rename ALLOW_UNALIGNED argument to
6427 ALLOW_UNALIGNED_STORE, add ALLOW_UNALIGNED_LOAD argument and handle
6428 it. Adjust find_constituent_stores caller.
6429 (imm_store_chain_info::output_merged_store): Handle rhs_code other
6430 than INTEGER_CST, adjust split_group, get_alias_type_for_stmts and
6431 get_location_for_stmts callers. Set MR_DEPENDENCE_CLIQUE and
6432 MR_DEPENDENCE_BASE on the MEM_REFs if they are the same in all stores.
6433 (mem_valid_for_store_merging): New function.
6434 (handled_load): New function.
6435 (pass_store_merging::process_store): New method.
6436 (pass_store_merging::execute): Use process_store method. Adjust
6437 terminate_all_aliasing_chains caller.
6439 2017-11-03 Wilco Dijkstra <wdijkstr@arm.com>
6441 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p):
6442 Return true for more constants, symbols and label references.
6443 (aarch64_valid_floating_const): Remove unused function.
6445 2017-11-03 Wilco Dijkstra <wdijkstr@arm.com>
6448 * config/aarch64/aarch64.c (aarch64_layout_frame):
6449 Undo forcing of LR at bottom of frame.
6451 2017-11-03 Jeff Law <law@redhat.com>
6454 * config/i386/i386.c (ix86_expand_prologue): Tighten assert
6455 for int_registers_saved.
6457 * cfganal.c (single_pred_edge_ignoring_loop_edges): New function
6458 extracted from tree-ssa-dom.c.
6459 * cfganal.h (single_pred_edge_ignoring_loop_edges): Prototype.
6460 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): Remove.
6461 (record_equivalences_from_incoming_edge): Add additional argument
6462 to single_pred_edge_ignoring_loop_edges call.
6463 * tree-ssa-uncprop.c (single_incoming_edge_ignoring_loop_edges): Remove.
6464 (uncprop_dom_walker::before_dom_children): Add additional argument
6465 to single_pred_edge_ignoring_loop_edges call.
6466 * tree-ssa-sccvn.c (sccvn_dom_walker::before_dom_children): Use
6467 single_pred_edge_ignoring_loop_edges rather than open coding.
6468 * tree-vrp.c (evrp_dom_walker::before_dom_children): Similarly.
6470 2017-11-03 Marc Glisse <marc.glisse@inria.fr>
6472 * match.pd (-(-A)): Rewrite.
6474 2017-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6476 * config/rs6000/rs60000-protos.h (rs6000_emit_sISEL): Delete.
6477 (rs6000_emit_int_cmove): New declaration.
6478 * config/rs6000/rs6000.c (rs6000_emit_int_cmove): Delete declaration.
6479 (rs6000_emit_sISEL): Delete.
6480 (rs6000_emit_int_cmove): Make non-static.
6481 * config/rs6000/rs6000.md (cstore<mode>4): Use rs6000_emit_int_cmove
6482 instead of rs6000_emit_sISEL.
6484 2017-11-03 Jan Hubicka <hubicka@ucw.cz>
6486 * asan.c (create_cond_insert_point): Maintain profile.
6487 * ipa-utils.c (ipa_merge_profiles): Be sure only IPA profiles are
6489 * basic-block.h (struct basic_block_def): Remove frequency.
6490 (EDGE_FREQUENCY): Use to_frequency
6491 * bb-reorder.c (push_to_next_round_p): Use only IPA counts for global
6493 (find_traces): Update to use to_frequency.
6494 (find_traces_1_round): Likewise; use only IPA counts.
6495 (bb_to_key): Likewise.
6496 (connect_traces): Use IPA counts only.
6497 (copy_bb_p): Update to use to_frequency.
6498 (fix_up_crossing_landing_pad): Likewise.
6499 (sanitize_hot_paths): Likewise.
6500 * bt-load.c (basic_block_freq): Likewise.
6501 * cfg.c (init_flow): Set count_max to uninitialized.
6502 (check_bb_profile): Remove frequencies; check counts.
6503 (dump_bb_info): Do not dump frequencies.
6504 (update_bb_profile_for_threading): Update counts only.
6505 (scale_bbs_frequencies_int): Likewise.
6506 (MAX_SAFE_MULTIPLIER): Remove.
6507 (scale_bbs_frequencies_gcov_type): Update counts only.
6508 (scale_bbs_frequencies_profile_count): Update counts only.
6509 (scale_bbs_frequencies): Update counts only.
6510 * cfg.h (struct control_flow_graph): Add count-max.
6511 (update_bb_profile_for_threading): Update prototype.
6512 * cfgbuild.c (find_bb_boundaries): Do not update frequencies.
6513 (find_many_sub_basic_blocks): Likewise.
6514 * cfgcleanup.c (try_forward_edges): Likewise.
6515 (try_crossjump_to_edge): Likewise.
6516 * cfgexpand.c (expand_gimple_cond): Likewise.
6517 (expand_gimple_tailcall): Likewise.
6518 (construct_init_block): Likewise.
6519 (construct_exit_block): Likewise.
6520 * cfghooks.c (verify_flow_info): Check consistency of counts.
6521 (dump_bb_for_graph): Do not dump frequencies.
6522 (split_block_1): Do not update frequencies.
6523 (split_edge): Do not update frequencies.
6524 (make_forwarder_block): Do not update frequencies.
6525 (duplicate_block): Do not update frequencies.
6526 (account_profile_record): Do not update frequencies.
6527 * cfgloop.c (find_subloop_latch_edge_by_profile): Use IPA counts
6528 for global heuristics.
6529 * cfgloopanal.c (average_num_loop_insns): Update to use to_frequency.
6530 (expected_loop_iterations_unbounded): Use counts only.
6531 * cfgloopmanip.c (scale_loop_profile): Simplify.
6532 (create_empty_loop_on_edge): Simplify
6534 (duplicate_loop_to_header_edge): Simplify
6535 * cfgrtl.c (force_nonfallthru_and_redirect): Update profile.
6536 (update_br_prob_note): Take care of removing note when profile
6538 (relink_block_chain): Do not dump frequency.
6539 (rtl_account_profile_record): Use to_frequency.
6540 * cgraph.c (symbol_table::create_edge): Convert count to ipa count.
6541 (cgraph_edge::redirect_call_stmt_to_calle): Conver tcount to ipa count.
6542 (cgraph_update_edges_for_call_stmt_node): Likewise.
6543 (cgraph_edge::verify_count_and_frequency): Update.
6544 (cgraph_node::verify_node): Temporarily disable frequency verification.
6545 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use
6546 to_cgraph_frequency.
6547 (cgraph_edge::rebuild_edges): Convert to ipa counts.
6548 * cgraphunit.c (init_lowered_empty_function): Do not initialize
6550 (cgraph_node::expand_thunk): Update profile.
6551 * except.c (dw2_build_landing_pads): Do not update frequency.
6552 * final.c (compute_alignments): Use to_frequency.
6553 (dump_basic_block_info): Do not dump frequency.
6554 * gimple-pretty-print.c (dump_profile): Do not dump frequency.
6555 (dump_gimple_bb_header): Do not dump frequency.
6556 * gimple-ssa-isolate-paths.c (isolate_path): Do not update frequency;
6558 * gimple-streamer-in.c (input_bb): Do not stream frequency.
6559 * gimple-streamer-out.c (output_bb): Do not stream frequency.
6560 * haifa-sched.c (sched_pressure_start_bb): Use to_freuqency.
6561 (init_before_recovery): Do not update frequency.
6562 (sched_create_recovery_edges): Do not update frequency.
6563 * hsa-gen.c (convert_switch_statements): Do not update frequency.
6564 * ipa-cp.c (ipcp_propagate_stage): Update search for max_count.
6565 (ipa_cp_c_finalize): Set max_count to uninitialized.
6566 * ipa-fnsummary.c (get_minimal_bb): Use counts.
6567 (param_change_prob): Use counts.
6568 * ipa-profile.c (ipa_profile_generate_summary): Do not summarize
6570 * ipa-split.c (consider_split): Use to_frequency.
6571 (split_function): Use to_frequency.
6572 * ira-build.c (loop_compare_func): Likewise.
6573 (mark_loops_for_removal): Likewise.
6574 (mark_all_loops_for_removal): Likewise.
6575 * loop-doloop.c (doloop_modify): Do not update frequency.
6576 * loop-unroll.c (unroll_loop_runtime_iterations): Do not update
6578 * lto-streamer-in.c (input_function): Update count_max.
6579 * omp-expand.c (expand_omp_taskreg): Update count_max.
6580 * omp-simd-clone.c (simd_clone_adjust): Update profile.
6581 * predict.c (maybe_hot_frequency_p): Use to_frequency.
6582 (maybe_hot_count_p): Use ipa counts only.
6583 (maybe_hot_bb_p): Simplify.
6584 (maybe_hot_edge_p): Simplify.
6585 (probably_never_executed): Do not take frequency argument.
6586 (probably_never_executed_bb_p): Do not pass frequency.
6587 (probably_never_executed_edge_p): Likewise.
6588 (combine_predictions_for_bb): Check that profile is nonzero.
6589 (propagate_freq): Do not set frequency.
6590 (drop_profile): Simplify.
6591 (counts_to_freqs): Simplify.
6592 (expensive_function_p): Use to_frequency.
6593 (propagate_unlikely_bbs_forward): Simplify.
6594 (determine_unlikely_bbs): Simplify.
6595 (estimate_bb_frequencies): Add hack to silence graphite issues.
6596 (compute_function_frequency): Use ipa counts.
6597 (pass_profile::execute): Update.
6598 (rebuild_frequencies): Use counts only.
6599 (force_edge_cold): Use counts only.
6600 * profile-count.c (profile_count::dump): Dump new count types.
6601 (profile_count::differs_from_p): Check compatiblity.
6602 (profile_count::to_frequency): New function.
6603 (profile_count::to_cgraph_frequency): New function.
6604 * profile-count.h (struct function): Declare.
6605 (enum profile_quality): Add profile_guessed_local and
6606 profile_guessed_global0.
6607 (class profile_proability): Decrease number of bits to 29;
6608 update from_reg_br_prob_note and to_reg_br_prob_note.
6609 (class profile_count: Update comment; decrease number of bits
6610 to 61. Check compatibility.
6611 (profile_count::compatible_p): New private member function.
6612 (profile_count::ipa_p): New member function.
6613 (profile_count::operator<): Handle global zero correctly.
6614 (profile_count::operator>): Handle global zero correctly.
6615 (profile_count::operator<=): Handle global zero correctly.
6616 (profile_count::operator>=): Handle global zero correctly.
6617 (profile_count::nonzero_p): New member function.
6618 (profile_count::force_nonzero): New member function.
6619 (profile_count::max): New member function.
6620 (profile_count::apply_scale): Handle IPA scalling.
6621 (profile_count::guessed_local): New member function.
6622 (profile_count::global0): New member function.
6623 (profile_count::ipa): New member function.
6624 (profile_count::to_frequency): Declare.
6625 (profile_count::to_cgraph_frequency): Declare.
6626 * profile.c (OVERLAP_BASE): Delete.
6627 (compute_frequency_overlap): Delete.
6628 (compute_branch_probabilities): Do not use compute_frequency_overlap.
6629 * regs.h (REG_FREQ_FROM_BB): Use to_frequency.
6630 * sched-ebb.c (rank): Use counts only.
6631 * shrink-wrap.c (handle_simple_exit): Use counts only.
6632 (try_shrink_wrapping): Use counts only.
6633 (place_prologue_for_one_component): Use counts only.
6634 * tracer.c (find_best_predecessor): Use to_frequency.
6635 (find_trace): Use to_frequency.
6636 (tail_duplicate): Use to_frequency.
6637 * trans-mem.c (expand_transaction): Do not update frequency.
6638 * tree-call-cdce.c: Do not update frequency.
6639 * tree-cfg.c (gimple_find_sub_bbs): Likewise.
6640 (gimple_merge_blocks): Likewise.
6641 (gimple_split_edge): Likewise.
6642 (gimple_duplicate_sese_region): Likewise.
6643 (gimple_duplicate_sese_tail): Likewise.
6644 (move_sese_region_to_fn): Likewise.
6645 (gimple_account_profile_record): Likewise.
6646 (insert_cond_bb): Likewise.
6647 * tree-complex.c (expand_complex_div_wide): Likewise.
6648 * tree-eh.c (lower_resx): Update profile.
6649 * tree-inline.c (copy_bb): Simplify count scaling; do not scale
6651 (initialize_cfun): Do not initialize frequencies
6652 (freqs_to_counts): Delete.
6653 (copy_cfg_body): Ignore count parameter.
6654 (copy_body): Update.
6655 (expand_call_inline): Update count_max.
6656 (optimize_inline_calls): Update count_max.
6657 (tree_function_versioning): Update count_max.
6658 * tree-ssa-coalesce.c (coalesce_cost_bb): Use to_frequency.
6659 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Do not update
6661 * tree-ssa-loop-im.c (execute_sm_if_changed): Use counts only.
6662 * tree-ssa-loop-ivcanon.c (unloop_loops): Do not update freuqency.
6663 (try_peel_loop): Likewise.
6664 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Use
6666 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Pass -1.
6667 (tree_transform_and_unroll_loop): Do not use frequencies
6668 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations):
6669 Use reliable prediction only.
6670 * tree-ssa-loop-unswitch.c (hoist_guard): Do not use frequencies.
6671 * tree-ssa-sink.c (select_best_block): Use to_frequency.
6672 * tree-ssa-tail-merge.c (replace_block_by): Temporarily disable
6673 probability scaling.
6674 * tree-ssa-threadupdate.c (create_block_for_threading): Do
6675 not update frequency
6676 (any_remaining_duplicated_blocks): Likewise.
6677 (update_profile): Likewise.
6678 (estimated_freqs_path): Delete.
6679 (freqs_to_counts_path): Delete.
6680 (clear_counts_path): Delete.
6681 (ssa_fix_duplicate_block_edges): Likewise.
6682 (duplicate_thread_path): Likewise.
6683 * tree-switch-conversion.c (gen_inbound_check): Use counts.
6684 * tree-tailcall.c (decrease_profile): Do not update frequency.
6685 (eliminate_tail_call): Likewise.
6686 * tree-vect-loop-manip.c (vect_do_peeling): Likewise.
6687 * tree-vect-loop.c (scale_profile_for_vect_loop): Likewise.
6688 (optimize_mask_stores): Likewise.
6689 * tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise.
6690 * ubsan.c (ubsan_expand_null_ifn): Update profile.
6691 (ubsan_expand_ptr_ifn): Update profile.
6692 * value-prof.c (gimple_ic): Simplify.
6693 * value-prof.h (gimple_ic): Update prototype.
6694 * ipa-inline-transform.c (inline_transform): Fix scaling conditoins.
6695 * ipa-inline.c (compute_uninlined_call_time): Be sure that
6697 (want_inline_self_recursive_call_p): Likewise.
6698 (resolve_noninline_speculation): Only cummulate defined counts.
6699 (inline_small_functions): Use nonzero_p.
6700 (ipa_inline): Do not access freed node.
6702 2017-11-03 Wilco Dijkstra <wdijkstr@arm.com>
6704 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6705 Set PARAM_SCHED_PRESSURE_ALGORITHM to SCHED_PRESSURE_MODEL.
6707 2017-11-03 Kito Cheng <kito.cheng@gmail.com>
6709 * config/riscv/riscv.c (riscv_legitimize_move): Handle
6710 non-legitimate address.
6712 2017-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6714 * config/rs6000/rs6000.md (*lt0_disi): Delete.
6715 (*lt0_<mode>di, *lt0_<mode>si): New.
6717 2017-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6719 * config/rs6000/rs6000.md (move_from_CR_ov_bit): Change condition to
6720 TARGET_PAIRED_FLOAT.
6722 2017-11-03 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
6723 Jim Wilson <jim.wilson@linaro.org>
6725 * config/aarch64/aarch64-cores.def (saphira): New CPU.
6726 * config/aarch64/aarch64-tune.md: Regenerated.
6727 * doc/invoke.texi (AArch64 Options/-mtune): Add "saphira".
6728 * gcc/config/aarch64/aarch64.c (saphira_tunings): New tuning table.
6730 2017-11-03 Cupertino Miranda <cmiranda@synopsys.com>
6732 * config/arc/arc.c (arc_save_restore): Corrected CFA note.
6733 (arc_expand_prologue): Restore blink for millicode.
6734 * config/arc/linux.h (LINK_EH_SPEC): Defined.
6736 2017-11-03 Richard Sandiford <richard.sandiford@linaro.org>
6739 * config/i386/i386.c (ix86_vector_duplicate_value): Use
6740 gen_vec_duplicate after forcing the scalar into a register.
6742 2017-11-02 Segher Boessenkool <segher@kernel.crashing.org>
6744 * combine (try_combine): Print the insns input to try_combine to the
6747 2017-11-02 Steve Ellcey <sellcey@cavium.com>
6750 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6751 Remove second argument from aarch64_process_target_attr call.
6752 * config/aarch64/aarch64-protos.h (aarch64_process_target_attr):
6754 * config/aarch64/aarch64.c (aarch64_attribute_info): Change
6756 (aarch64_handle_attr_arch): Remove second argument.
6757 (aarch64_handle_attr_cpu): Ditto.
6758 (aarch64_handle_attr_tune): Ditto.
6759 (aarch64_handle_attr_isa_flags): Ditto.
6760 (aarch64_process_one_target_attr): Ditto.
6761 (aarch64_process_target_attr): Ditto.
6762 (aarch64_option_valid_attribute_p): Remove second argument.
6763 on aarch64_process_target_attr call.
6765 2017-11-02 David Malcolm <dmalcolm@redhat.com>
6767 * diagnostic.c: Include "selftest-diagnostic.h".
6768 (selftest::assert_location_text): New function.
6769 (selftest::test_diagnostic_get_location_text): New function.
6770 (selftest::diagnostic_c_tests): Call it.
6772 2017-11-02 David Malcolm <dmalcolm@redhat.com>
6774 * Makefile.in (OBJS-libcommon): Add selftest-diagnostic.o.
6775 * diagnostic-show-locus.c: Include "selftest-diagnostic.h".
6776 (class selftest::test_diagnostic_context): Move to...
6777 * selftest-diagnostic.c: New file.
6778 * selftest-diagnostic.h: New file.
6780 2017-11-02 James Bowman <james.bowman@ftdichip.com>
6782 * config/ft32/ft32.c (ft32_addr_space_legitimate_address_p): increase
6783 offset range for FT32B.
6784 * config/ft32/ft32.h: option "mcompress" enables relaxation.
6785 * config/ft32/ft32.md: Add TARGET_NOPM.
6786 * config/ft32/ft32.opt: Add mft32b, mcompress, mnopm.
6787 * gcc/doc/invoke.texi: Add mft32b, mcompress, mnopm.
6789 2017-11-02 Wilco Dijkstra <wdijkstr@arm.com>
6791 * config/aarch64/aarch64.h (MALLOC_ABI_ALIGNMENT): New define.
6793 2017-11-02 Jeff Law <law@redhat.com>
6795 * gimple-ssa-sprintf.c (sprintf_dom_walker): Remove
6796 virtual keyword on FINAL OVERRIDE members.
6798 * tree-ssa-propagate.h (ssa_propagation_engine): Group
6799 virtuals together. Add virtual destructor.
6800 (substitute_and_fold_engine): Similarly.
6802 2017-11-02 Jan Hubicka <hubicka@ucw.cz>
6804 * x86-tune.def (X86_TUNE_USE_INCDEC): Enable for Haswell+.
6806 2017-11-02 Richard Biener <rguenther@suse.de>
6808 PR tree-optimization/82795
6809 * tree-if-conv.c (predicate_mem_writes): Remove bogus assert.
6811 2017-11-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6813 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Don't require
6815 (gcc_GAS_CHECK_FEATURE): Remove.
6816 * configure.ac (ld_vers) <*-*-solaris2*>: Move comments from
6817 gcc_AC_INITFINI_ARRAY here. Update for Solaris 11.4 changes.
6818 * configure: Regenerate.
6820 2017-11-02 Claudiu Zissulescu <claziss@synopsys.com>
6822 * config/arc/arc.c (hwloop_optimize): Account for empty
6825 2017-11-02 Richard Biener <rguenther@suse.de>
6828 * varasm.c (decode_addr_const): Make offset HOST_WIDE_INT.
6829 Truncate ARRAY_REF index and element size.
6831 2017-11-01 Palmer Dabbelt <palmer@dabbelt.com>
6833 * doc/invoke.texi (RISC-V Options): Use "@minus{}2 GB", not "-2 GB".
6835 2017-11-01 Jeff Law <law@redhat.com>
6837 * tree-ssa-ccp.c (ccp_folder): New class derived from
6838 substitute_and_fold_engine.
6839 (ccp_folder::get_value): New member function.
6840 (ccp_folder::fold_stmt): Renamed from ccp_fold_stmt.
6841 (ccp_fold_stmt): Remove prototype.
6842 (ccp_finalize): Call substitute_and_fold from the ccp_class.
6843 * tree-ssa-copy.c (copy_folder): New class derived from
6844 substitute_and_fold_engine.
6845 (copy_folder::get_value): Renamed from get_value.
6846 (fini_copy_prop): Call substitute_and_fold from copy_folder class.
6847 * tree-vrp.c (vrp_folder): New class derived from
6848 substitute_and_fold_engine.
6849 (vrp_folder::fold_stmt): Renamed from vrp_fold_stmt.
6850 (vrp_folder::get_value): New member function.
6851 (vrp_finalize): Call substitute_and_fold from vrp_folder class.
6852 (evrp_dom_walker::before_dom_children): Similarly for replace_uses_in.
6853 * tree-ssa-propagate.h (substitute_and_fold_engine): New class to
6854 provide a class interface to folder/substitute routines.
6855 (ssa_prop_fold_stmt_fn): Remove typedef.
6856 (ssa_prop_get_value_fn): Likewise.
6857 (subsitute_and_fold): Remove prototype.
6858 (replace_uses_in): Likewise.
6859 * tree-ssa-propagate.c (substitute_and_fold_engine::replace_uses_in):
6860 Renamed from replace_uses_in. Call the virtual member function
6861 (substitute_and_fold_engine::replace_phi_args_in): Similarly.
6862 (substitute_and_fold_dom_walker): Remove initialization of
6863 data member entries for calbacks. Add substitute_and_fold_engine
6864 member and initialize it.
6865 (substitute_and_fold_dom_walker::before_dom_children0: Use the
6866 member functions for get_value, replace_phi_args_in c
6867 replace_uses_in, and fold_stmt calls.
6868 (substitute_and_fold_engine::substitute_and_fold): Renamed from
6869 substitute_and_fold. Remove assert. Update ctor call.
6871 * tree-ssa-propagate.h (ssa_prop_visit_stmt_fn): Remove typedef.
6872 (ssa_prop_visit_phi_fn): Likewise.
6873 (class ssa_propagation_engine): New class to provide an interface
6875 * tree-ssa-propagate.c (ssa_prop_visit_stmt): Remove file scoped
6877 (ssa_prop_visit_phi): Likewise.
6878 (ssa_propagation_engine::simulate_stmt): Moved into class.
6879 Call visit_phi/visit_stmt from the class rather than via
6880 file scoped static variables.
6881 (ssa_propagation_engine::simulate_block): Moved into class.
6882 (ssa_propagation_engine::process_ssa_edge_worklist): Similarly.
6883 (ssa_propagation_engine::ssa_propagate): Similarly. No longer
6884 set file scoped statics for the visit_stmt/visit_phi callbacks.
6885 * tree-complex.c (complex_propagate): New class derived from
6886 ssa_propagation_engine.
6887 (complex_propagate::visit_stmt): Renamed from complex_visit_stmt.
6888 (complex_propagate::visit_phi): Renamed from complex_visit_phi.
6889 (tree_lower_complex): Call ssa_propagate via the complex_propagate
6891 * tree-ssa-ccp.c: (ccp_propagate): New class derived from
6892 ssa_propagation_engine.
6893 (ccp_propagate::visit_phi): Renamed from ccp_visit_phi_node.
6894 (ccp_propagate::visit_stmt): Renamed from ccp_visit_stmt.
6895 (do_ssa_ccp): Call ssa_propagate from the ccp_propagate class.
6896 * tree-ssa-copy.c (copy_prop): New class derived from
6897 ssa_propagation_engine.
6898 (copy_prop::visit_stmt): Renamed from copy_prop_visit_stmt.
6899 (copy_prop::visit_phi): Renamed from copy_prop_visit_phi_node.
6900 (execute_copy_prop): Call ssa_propagate from the copy_prop class.
6901 * tree-vrp.c (vrp_prop): New class derived from ssa_propagation_engine.
6902 (vrp_prop::visit_stmt): Renamed from vrp_visit_stmt.
6903 (vrp_prop::visit_phi): Renamed from vrp_visit_phi_node.
6904 (execute_vrp): Call ssa_propagate from the vrp_prop class.
6906 2017-11-01 Jakub Jelinek <jakub@redhat.com>
6908 PR rtl-optimization/82778
6909 PR rtl-optimization/82597
6910 * compare-elim.c (struct comparison): Add in_a_setter field.
6911 (find_comparison_dom_walker::before_dom_children): Remove killed
6912 bitmap and df_simulate_find_defs call, instead walk the defs.
6913 Compute last_setter and initialize in_a_setter. Merge definitions
6914 with first initialization for a few variables.
6915 (try_validate_parallel): Use insn_invalid_p instead of
6916 recog_memoized. Return insn rather than just the pattern.
6917 (try_merge_compare): Fix up comment. Don't uselessly test if
6918 in_a is a REG_P. Use cmp->in_a_setter instead of walking UD
6920 (execute_compare_elim_after_reload): Remove df_chain_add_problem
6923 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6924 Alan Hayward <alan.hayward@arm.com>
6925 David Sherwood <david.sherwood@arm.com>
6927 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
6928 aarch64_hard_regno_nregs to get the number of registers
6931 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6932 Alan Hayward <alan.hayward@arm.com>
6933 David Sherwood <david.sherwood@arm.com>
6935 * config/aarch64/constraints.md (Upl): Rename to...
6937 * config/aarch64/aarch64.md
6938 (*zero_extend<SHORT:mode><GPI:mode>2_aarch64, *addsi3_aarch64_uxtw):
6941 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6942 Alan Hayward <alan.hayward@arm.com>
6943 David Sherwood <david.sherwood@arm.com>
6945 * config/aarch64/aarch64.c (aarch64_add_constant_internal)
6946 (aarch64_add_constant, aarch64_add_sp, aarch64_sub_sp): Move
6949 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6950 Alan Hayward <alan.hayward@arm.com>
6951 David Sherwood <david.sherwood@arm.com>
6953 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp)
6954 (aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev)
6955 (aarch64_evpc_dup): Generate rtl direcly, rather than using
6957 (aarch64_expand_vec_perm_const_1): Explicitly check for permutes
6958 of a single element.
6959 * config/aarch64/iterators.md: Add a comment above the permute
6960 unspecs to say that they are generated directly by
6961 aarch64_expand_vec_perm_const.
6962 * config/aarch64/aarch64-simd.md: Likewise the permute instructions.
6964 2017-11-01 Nathan Sidwell <nathan@acm.org>
6966 * tree-dump.c (dequeue_and_dump): Use HAS_DECL_ASSEMBLER_NAME_P.
6968 2017-11-01 Palmer Dabbelt <palmer@dabbelt.com>
6970 * doc/invoke.texi (RISC-V Options): Explicitly name the medlow
6971 and medany code models, and describe what they do.
6973 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6975 Revert accidental duplicate:
6977 * combine.c (can_change_dest_mode): Reject changes in
6978 REGMODE_NATURAL_SIZE.
6980 2017-11-01 Segher Boessenkool <segher@kernel.crashing.org>
6982 PR rtl-optimization/64682
6983 PR rtl-optimization/69567
6984 PR rtl-optimization/69737
6985 PR rtl-optimization/82683
6986 * combine.c (distribute_notes) <REG_DEAD>: If the new I2 sets the same
6987 register mentioned in the note, drop the note, unless it came from I3,
6988 in which case it should go to I3 again.
6990 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6992 * tree-ssa-dse.c (normalize_ref): Check whether the ranges overlap
6993 and return false if not.
6994 (clear_bytes_written_by, live_bytes_read): Update accordingly.
6996 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
6998 * tree-ssa-alias.h (ranges_overlap_p): Return false if either
6999 range is known to be empty.
7001 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
7002 Alan Hayward <alan.hayward@arm.com>
7003 David Sherwood <david.sherwood@arm.com>
7005 * simplify-rtx.c (simplify_const_unary_operation): Use GET_MODE_NUNITS
7006 and CONST_VECTOR_NUNITS instead of computing the number of units from
7007 the byte sizes of the vector and element.
7008 (simplify_binary_operation_1): Likewise.
7009 (simplify_const_binary_operation): Likewise.
7010 (simplify_ternary_operation): Likewise.
7012 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
7013 Alan Hayward <alan.hayward@arm.com>
7014 David Sherwood <david.sherwood@arm.com>
7016 * var-tracking.c (INT_MEM_OFFSET): Replace with...
7017 (int_mem_offset): ...this new function.
7018 (var_mem_set, var_mem_delete_and_set, var_mem_delete)
7019 (find_mem_expr_in_1pdv, dataflow_set_preserve_mem_locs)
7020 (same_variable_part_p, use_type, add_stores, vt_get_decl_and_offset):
7023 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
7024 Alan Hayward <alan.hayward@arm.com>
7025 David Sherwood <david.sherwood@arm.com>
7027 * lower-subreg.c (interesting_mode_p): New function.
7028 (compute_costs, find_decomposable_subregs, decompose_register)
7029 (simplify_subreg_concatn, can_decompose_p, resolve_simple_move)
7030 (resolve_clobber, dump_choices): Use it.
7032 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
7033 Alan Hayward <alan.hayward@arm.com>
7034 David Sherwood <david.sherwood@arm.com>
7036 * rtlhash.c (add_rtx): Use add_hwi for 'w' and add_int for 'i'.
7038 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
7039 Alan Hayward <alan.hayward@arm.com>
7040 David Sherwood <david.sherwood@arm.com>
7042 * alias.c (find_base_value, find_base_term): Only process integer
7043 truncations. Check the precision rather than the size.
7045 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
7046 Alan Hayward <alan.hayward@arm.com>
7047 David Sherwood <david.sherwood@arm.com>
7049 * machmode.h (is_narrower_int_mode): New function
7050 * optabs.c (expand_float, expand_fix): Use it.
7051 * dwarf2out.c (rotate_loc_descriptor): Likewise.
7053 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
7054 Alan Hayward <alan.hayward@arm.com>
7055 David Sherwood <david.sherwood@arm.com>
7057 * rtl.h (narrower_subreg_mode): New function.
7058 * ira-color.c (update_costs_from_allocno): Use it.
7060 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
7061 Alan Hayward <alan.hayward@arm.com>
7062 David Sherwood <david.sherwood@arm.com>
7064 * optabs-query.h (convert_optab_p): New function, split out from...
7065 (convert_optab_handler): ...here.
7066 (widening_optab_handler): Delete.
7067 (find_widening_optab_handler): Remove permit_non_widening parameter.
7068 (find_widening_optab_handler_and_mode): Likewise. Provide an
7069 override that operates on mode class wrappers.
7070 * optabs-query.c (widening_optab_handler): Delete.
7071 (find_widening_optab_handler_and_mode): Remove permit_non_widening
7072 parameter. Assert that the two modes are the same class and that
7073 the "from" mode is narrower than the "to" mode. Use
7074 convert_optab_handler instead of widening_optab_handler.
7075 * expmed.c (expmed_mult_highpart_optab): Use convert_optab_handler
7076 instead of widening_optab_handler.
7077 * expr.c (expand_expr_real_2): Update calls to
7078 find_widening_optab_handler.
7079 * optabs.c (expand_widen_pattern_expr): Likewise.
7080 (expand_binop_directly): Take the insn_code as a parameter.
7081 (expand_binop): Only call find_widening_optab_handler for
7082 conversion optabs; use optab_handler otherwise. Update calls
7083 to find_widening_optab_handler and expand_binop_directly.
7084 Use convert_optab_handler instead of widening_optab_handler.
7085 * tree-ssa-math-opts.c (convert_mult_to_widen): Update calls to
7086 find_widening_optab_handler and use scalar_mode rather than
7088 (convert_plusminus_to_widen): Likewise.
7090 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
7091 Alan Hayward <alan.hayward@arm.com>
7092 David Sherwood <david.sherwood@arm.com>
7094 * machmode.h (fixed_size_mode): New class.
7095 * rtl.h (get_pool_mode): Return fixed_size_mode.
7096 * gengtype.c (main): Add fixed_size_mode.
7097 * target.def (get_raw_result_mode): Return a fixed_size_mode.
7098 (get_raw_arg_mode): Likewise.
7099 * doc/tm.texi: Regenerate.
7100 * targhooks.h (default_get_reg_raw_mode): Return a fixed_size_mode.
7101 * targhooks.c (default_get_reg_raw_mode): Likewise.
7102 * config/ia64/ia64.c (ia64_get_reg_raw_mode): Likewise.
7103 * config/mips/mips.c (mips_get_reg_raw_mode): Likewise.
7104 * config/msp430/msp430.c (msp430_get_raw_arg_mode): Likewise.
7105 (msp430_get_raw_result_mode): Likewise.
7106 * config/avr/avr-protos.h (regmask): Use as_a <fixed_side_mode>
7107 * dbxout.c (dbxout_parms): Require fixed-size modes.
7108 * expr.c (copy_blkmode_from_reg, copy_blkmode_to_reg): Likewise.
7109 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Likewise.
7110 * omp-low.c (lower_oacc_reductions): Likewise.
7111 * simplify-rtx.c (simplify_immed_subreg): Take fixed_size_modes.
7112 (simplify_subreg): Update accordingly.
7113 * varasm.c (constant_descriptor_rtx::mode): Change to fixed_size_mode.
7114 (force_const_mem): Update accordingly. Return NULL_RTX for modes
7115 that aren't fixed-size.
7116 (get_pool_mode): Return a fixed_size_mode.
7117 (output_constant_pool_2): Take a fixed_size_mode.
7119 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
7120 Alan Hayward <alan.hayward@arm.com>
7121 David Sherwood <david.sherwood@arm.com>
7123 * doc/rtl.texi (vec_series): Document.
7124 (const): Say that the operand can be a vec_series.
7125 * rtl.def (VEC_SERIES): New rtx code.
7126 * rtl.h (const_vec_series_p_1): Declare.
7127 (const_vec_series_p): New function.
7128 * emit-rtl.h (gen_const_vec_series): Declare.
7129 (gen_vec_series): Likewise.
7130 * emit-rtl.c (const_vec_series_p_1, gen_const_vec_series)
7131 (gen_vec_series): Likewise.
7132 * optabs.c (expand_mult_highpart): Use gen_const_vec_series.
7133 * simplify-rtx.c (simplify_unary_operation): Handle negations
7135 (simplify_binary_operation_series): New function.
7136 (simplify_binary_operation_1): Use it. Handle VEC_SERIES.
7137 (test_vector_ops_series): New function.
7138 (test_vector_ops): Call it.
7139 * config/powerpcspe/altivec.md (altivec_lvsl): Use
7140 gen_const_vec_series.
7141 (altivec_lvsr): Likewise.
7142 * config/rs6000/altivec.md (altivec_lvsl, altivec_lvsr): Likewise.
7144 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
7145 Alan Hayward <alan.hayward@arm.com>
7146 David Sherwood <david.sherwood@arm.com>
7148 * doc/rtl.texi (const): Update description of address constants.
7149 Say that vector constants are allowed too.
7150 * common.md (E, F): Use CONSTANT_P instead of checking for
7152 * emit-rtl.c (gen_lowpart_common): Use const_vec_p instead of
7153 checking for CONST_VECTOR.
7154 * expmed.c (make_tree): Use build_vector_from_val for a CONST
7156 * expr.c (expand_expr_real_2): Check for vector modes instead
7157 of checking for CONST_VECTOR.
7158 * rtl.h (const_vec_p): New function.
7159 (const_vec_duplicate_p): Check for a CONST VEC_DUPLICATE.
7160 (unwrap_const_vec_duplicate): Handle them here too.
7162 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
7163 David Malcolm <dmalcolm@redhat.com>
7164 Alan Hayward <alan.hayward@arm.com>
7165 David Sherwood <david.sherwood@arm.com>
7167 * rtl.h (vec_duplicate_p): New function.
7168 * selftest-rtl.c (assert_rtx_eq_at): New function.
7169 * selftest-rtl.h (ASSERT_RTX_EQ): New macro.
7170 (assert_rtx_eq_at): Declare.
7171 * selftest.h (selftest::simplify_rtx_c_tests): Declare.
7172 * selftest-run-tests.c (selftest::run_tests): Call it.
7173 * simplify-rtx.c: Include selftest.h and selftest-rtl.h.
7174 (simplify_unary_operation_1): Recursively handle vector duplicates.
7175 (simplify_binary_operation_1): Likewise. Handle VEC_SELECTs of
7177 (simplify_subreg): Handle subregs of vector duplicates.
7178 (make_test_reg, test_vector_ops_duplicate, test_vector_ops)
7179 (selftest::simplify_rtx_c_tests): New functions.
7181 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
7182 Alan Hayward <alan.hayward@arm.com>
7183 David Sherwood <david.sherwood@arm.com>
7185 * emit-rtl.h (gen_const_vec_duplicate): Declare.
7186 (gen_vec_duplicate): Likewise.
7187 * emit-rtl.c (gen_const_vec_duplicate_1): New function, split
7189 (gen_const_vector): ...here.
7190 (gen_const_vec_duplicate, gen_vec_duplicate): New functions.
7191 (gen_rtx_CONST_VECTOR): Use gen_const_vec_duplicate for constants
7192 whose elements are all equal.
7193 * optabs.c (expand_vector_broadcast): Use gen_const_vec_duplicate.
7194 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
7195 (simplify_relational_operation): Likewise.
7196 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
7198 (aarch64_simd_dup_constant): Use gen_vec_duplicate.
7199 (aarch64_expand_vector_init): Likewise.
7200 * config/arm/arm.c (neon_vdup_constant): Likewise.
7201 (neon_expand_vector_init): Likewise.
7202 (arm_expand_vec_perm): Use gen_const_vec_duplicate.
7203 (arm_block_set_unaligned_vect): Likewise.
7204 (arm_block_set_aligned_vect): Likewise.
7205 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7206 * config/i386/i386.c (ix86_expand_vec_perm): Likewise.
7207 (expand_vec_perm_even_odd_pack): Likewise.
7208 (ix86_vector_duplicate_value): Use gen_vec_duplicate.
7209 * config/i386/sse.md (one_cmpl<mode>2): Use CONSTM1_RTX.
7210 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use
7211 gen_const_vec_duplicate.
7212 * config/ia64/vect.md (addv2sf3, subv2sf3): Use CONST1_RTX.
7213 * config/mips/mips.c (mips_gen_const_int_vector): Use
7214 gen_const_vec_duplicate.
7215 (mips_expand_vector_init): Use CONST0_RTX.
7216 * config/powerpcspe/altivec.md (abs<mode>2, nabs<mode>2): Likewise.
7217 (define_split): Use gen_const_vec_duplicate.
7218 * config/rs6000/altivec.md (abs<mode>2, nabs<mode>2): Use CONST0_RTX.
7219 (define_split): Use gen_const_vec_duplicate.
7220 * config/s390/vx-builtins.md (vec_genmask<mode>): Likewise.
7221 (vec_ctd_s64, vec_ctd_u64, vec_ctsl, vec_ctul): Likewise.
7222 * config/spu/spu.c (spu_const): Likewise.
7224 2017-11-01 Richard Sandiford <richard.sandiford@linaro.org>
7225 Alan Hayward <alan.hayward@arm.com>
7226 David Sherwood <david.sherwood@arm.com>
7228 * combine.c (can_change_dest_mode): Reject changes in
7229 REGMODE_NATURAL_SIZE.
7231 2017-10-31 Sandra Loosemore <sandra@codesourcery.com>
7233 * configure.ac (--enable-libssp): New.
7234 (gcc_cv_libc_provides_ssp): Check for explicit setting before
7235 trying to determine target-specific default. Adjust indentation.
7236 * configure: Regenerated.
7237 * doc/install.texi (Configuration): Expand --disable-libssp
7240 2017-10-31 Daniel Santos <daniel.santos@pobox.com>
7242 config/i386/i386.c (ix86_expand_epilogue): Correct stack
7245 2017-10-31 Martin Jambor <mjambor@suse.cz>
7248 * gimple-fold.c (gimple_get_virt_method_for_vtable): Remove assert.
7250 2017-10-31 David Malcolm <dmalcolm@redhat.com>
7252 * auto-profile.c (autofdo_source_profile::read): Use
7253 UNKNOWN_LOCATION rather than 0.
7254 * diagnostic-core.h (warning_at_rich_loc): Rename to...
7255 (warning_at): ...this overload.
7256 (warning_at_rich_loc_n): Rename to...
7257 (warning_n): ...this overload.
7258 (error_at_rich_loc): Rename to...
7259 (error_at): ...this overload.
7260 (pedwarn_at_rich_loc): Rename to...
7261 (pedwarn): ...this overload.
7262 (permerror_at_rich_loc): Rename to...
7263 (permerror): ...this overload.
7264 (inform_at_rich_loc): Rename to...
7265 (inform): ...this overload.
7266 * diagnostic.c: (diagnostic_n_impl): Delete location_t-based decl.
7267 (diagnostic_n_impl_richloc): Rename to...
7268 (diagnostic_n_impl): ...this rich_location *-based decl.
7269 (inform_at_rich_loc): Rename to...
7270 (inform): ...this, and add an assertion.
7271 (inform_n): Update for removal of location_t-based diagnostic_n_impl.
7272 (warning_at_rich_loc): Rename to...
7273 (warning_at): ...this, and add an assertion.
7274 (warning_at_rich_loc_n): Rename to...
7275 (warning_n): ...this, and add an assertion.
7276 (warning_n): Update location_t-based implementation for removal of
7277 location_t-based diagnostic_n_impl.
7278 (pedwarn_at_rich_loc): Rename to...
7279 (pedwarn): ...this, and add an assertion.
7280 (permerror_at_rich_loc): Rename to...
7281 (permerror): ...this, and add an assertion.
7282 (error_n): Update for removal of location_t-based diagnostic_n_impl.
7283 (error_at_rich_loc): Rename to...
7284 (error_at): ...this, and add an assertion.
7285 * gcc.c (do_spec_1): Use UNKNOWN_LOCATION rather than 0.
7286 (driver::do_spec_on_infiles): Likewise.
7287 * substring-locations.c (format_warning_va): Update for renaming
7288 of inform_at_rich_loc.
7290 2017-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7292 * builtins.def (DEF_FLOATN_BUILTIN): Change most _Float<N> and
7293 _Float<N>X built-in functions so that the variant without the
7294 "__builtin_" prefix is only enabled for the GNU C and Objective C
7295 languages when they are in non-strict ANSI/ISO mode.
7296 (DEF_EXT_LIB_FLOATN_NX_BUILTINS): Likewise.
7297 * target.def (floatn_builtin_p): Add a target hook to control
7298 whether _Float<N> and _Float<N>X built-in functions without the
7299 "__builtin_" prefix are enabled, and return true for C and
7300 Objective C in the default hook. Include langhooks.h in
7302 * targhooks.h (default_floatn_builtin_p): Likewise.
7303 * targhooks.c (default_floatn_builtin_p): Likewise.
7304 * doc/tm.texi.in (TARGET_FLOATN_BUILTIN_P): Document the
7305 floatn_builtin_p target hook.
7306 * doc/tm.texi (TARGET_FLOATN_BUILTIN_P): Likewise.
7308 2017-10-31 Matthew Fortune <matthew.fortune@imgtec.com>
7309 Eric Botcazou <ebotcazou@adacore.com>
7311 PR rtl-optimization/81803
7312 * lra-constraints.c (curr_insn_transform): Also reload the whole
7313 register for a strict subreg no wider than a word if this is for
7314 a WORD_REGISTER_OPERATIONS target.
7316 2017-10-31 Jason Merrill <jason@redhat.com>
7318 * gdbinit.in: Skip over inlines from timevar.h.
7320 2017-10-31 Martin Liska <mliska@suse.cz>
7322 * doc/gcov.texi: Document new option.
7323 * gcov.c (print_usage): Likewise print it.
7324 (process_args): Support the argument.
7325 (format_count): New function.
7326 (format_gcov): Use the function.
7328 2017-10-31 Martin Liska <mliska@suse.cz>
7330 * gcov.c (struct name_map): do not use typedef.
7331 Define operator== and operator<.
7332 (name_search): Remove.
7333 (name_sort): Remove.
7334 (main): Do not allocate names.
7335 (process_file): Add vertical space.
7336 (generate_results): Use std::find.
7337 (release_structures): Do not release memory.
7338 (find_source): Use std::find.
7340 2017-10-31 Martin Liska <mliska@suse.cz>
7342 * gcov.c (struct line_info): Remove it's typedef.
7343 (line_info::line_info): Add proper ctor.
7344 (line_info::has_block): Do not use a typedef.
7345 (struct source_info): Do not use typedef.
7346 (circuit): Likewise.
7347 (get_cycles_count): Likewise.
7348 (output_intermediate_file): Iterate via vector iterator.
7349 (add_line_counts): Use std::vector methods.
7350 (accumulate_line_counts): Likewise.
7351 (output_lines): Likewise.
7353 2017-10-31 Martin Liska <mliska@suse.cz>
7355 * gcov.c (struct source_info): Remove typedef.
7356 (source_info::source_info): Add proper ctor.
7357 (accumulate_line_counts): Use struct, not it's typedef.
7358 (output_gcov_file): Likewise.
7359 (output_lines): Likewise.
7360 (main): Do not allocate an array.
7361 (output_intermediate_file): Use size of vector container.
7362 (process_file): Resize the vector.
7363 (generate_results): Do not preallocate, use newly added vector
7365 (release_structures): Do not release sources.
7366 (find_source): Use vector methods.
7367 (add_line_counts): Do not use typedef.
7369 2017-10-31 Martin Liska <mliska@suse.cz>
7371 * doc/gcov.texi: Document that.
7372 * gcov.c (add_line_counts): Mark lines with a non-executed
7374 (output_line_beginning): Handle such lines.
7375 (output_lines): Pass new argument.
7376 (output_intermediate_file): Print it in intermediate format.
7378 2017-10-31 Martin Liska <mliska@suse.cz>
7380 * color-macros.h: New file.
7381 * diagnostic-color.c: Factor out color related to macros to
7383 * doc/gcov.texi: Document -k option.
7384 * gcov.c (INCLUDE_STRING): Include string.h.
7385 (print_usage): Add -k option.
7386 (process_args): Parse it.
7387 (pad_count_string): New function.
7388 (output_line_beginning): Likewise.
7389 (DEFAULT_LINE_START): New macro.
7390 (output_lines): Support color output.
7392 2017-10-31 Martin Liska <mliska@suse.cz>
7394 PR gcov-profile/82633
7395 * doc/gcov.texi: Document -fkeep-{static,inline}-functions and
7396 their interaction with GCOV infrastructure.
7397 * configure.ac: Add -fkeep-{inline,static}-functions to
7399 * configure: Regenerate.
7401 2017-10-31 Uros Bizjak <ubizjak@gmail.com>
7404 * config/alpha/sync.md (fetchop_constr) <and>: Change to "rINM".
7406 2017-10-31 Segher Boessenkool <segher@kernel.crashing.org>
7409 * config/rs6000/rs6000.md (allocate_stack): Force update interval
7410 into a register if it does not fit into an immediate offset field.
7412 2017-10-31 Olivier Hainque <hainque@adacore.com>
7414 * gcc/Makefile.in (FLAGS_TO_PASS): Pass libsubdir as well.
7416 2017-10-31 Julia Koval <julia.koval@intel.com>
7418 * config.gcc: Add gfniintrin.h.
7419 * config/i386/gfniintrin.h: New.
7420 * config/i386/i386-builtin-types.def
7421 (__builtin_ia32_vgf2p8affineinvqb_v64qi,
7422 __builtin_ia32_vgf2p8affineinvqb_v64qi_mask,
7423 __builtin_ia32_vgf2p8affineinvqb_v32qi,
7424 __builtin_ia32_vgf2p8affineinvqb_v32qi_mask,
7425 __builtin_ia32_vgf2p8affineinvqb_v16qi,
7426 __builtin_ia32_vgf2p8affineinvqb_v16qi_mask): New builtins.
7427 * config/i386/i386-builtin.def (V64QI_FTYPE_V64QI_V64QI_INT_V64QI_UDI,
7428 V32QI_FTYPE_V32QI_V32QI_INT_V32QI_USI,
7429 V16QI_FTYPE_V16QI_V16QI_INT_V16QI_UHI,
7430 V64QI_FTYPE_V64QI_V64QI_INT): New types.
7431 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
7432 * config/i386/immintrin.h: Include gfniintrin.h.
7433 * config/i386/sse.md (vgf2p8affineinvqb_*) New pattern.
7435 2017-10-30 Eric Botcazou <ebotcazou@adacore.com>
7437 * gcc.c (HAVE_TARGET_EXECUTABLE_SUFFIX): Remove old kludge.
7439 2017-10-30 Wilco Dijkstra <wdijkstr@arm.com>
7441 * config/arm/arm.md (ashldi3): Remove shift by 1 expansion.
7442 (arm_ashldi3_1bit): Remove pattern.
7443 (ashrdi3): Remove shift by 1 expansion.
7444 (arm_ashrdi3_1bit): Remove pattern.
7445 (lshrdi3): Remove shift by 1 expansion.
7446 (arm_lshrdi3_1bit): Remove pattern.
7447 * config/arm/arm.c (arm_rtx_costs_internal): Slightly increase
7448 cost of ashldi3 by 1.
7449 * config/arm/neon.md (ashldi3_neon): Remove shift by 1 expansion.
7450 (<shift>di3_neon): Likewise.
7452 2017-10-30 Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
7454 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov): Rename
7455 both identically named patterns to (*aarch64_simd_mov<VD:mode>)
7456 and (*aarch64_simd_mov<VQ:mode>).
7457 (*aarch64_simd_mov<VD:mode>): Change type attribute to match
7458 pattern alternative.
7459 (*aarch64_simd_mov<VQ:mode>): Re-order and change type
7460 attributes to match pattern alternative.
7462 2017-10-30 Steven Munroe <munroesj@gcc.gnu.org>
7464 * config.gcc (powerpc*-*-*): Add emmintrin.h.
7465 * config/rs6000/emmintrin.h: New file.
7466 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include emmintrin.h.
7468 2017-10-30 Wilco Dijkstra <wdijkstr@arm.com>
7470 * config/arm/vfp.md (movdi_vfp): Merge changes from movdi_vfp_cortexa8.
7471 * (movdi_vfp_cortexa8): Remove pattern.
7473 2017-10-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7475 * doc/install.texi (Specific, alpha*-*-*): Remove DEC OSF/1
7477 (Specific, alpha*-dec-osf5.1): Remove.
7478 (Specific, mips-sgi-irix5): Remove.
7479 (Specific, mips-sgi-irix6): Remove.
7481 2017-10-30 Jakub Jelinek <jakub@redhat.com>
7484 * gimple-ssa-store-merging.c (merged_store_group::apply_stores): Fix
7485 arguments to clear_bit_region_be.
7487 2017-10-30 Jim Wilson <wilson@tuliptree.org>
7489 * gimplify.c: Include memmodel.h.
7491 2017-10-30 Martin Jambor <mjambor@suse.cz>
7493 * omp-grid.c (grid_attempt_target_gridification): Also insert a
7494 condition whether loop should be executed at all.
7496 2017-10-30 Will Schmidt <will_schmidt@vnet.ibm.com>
7498 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for
7499 gimple folding of vec_madd() intrinsics.
7500 * config/rs6000/altivec.md (mulv8hi3): Rename altivec_vmladduhm to
7501 fmav8hi4. (altivec_vmladduhm): Rename to fmav8hi4.
7502 * config/rs6000/rs6000-builtin.def: Rename vmladduhm to fmav8hi4
7504 2017-10-30 Richard Biener <rguenther@suse.de>
7506 PR tree-optimization/82762
7508 2017-10-23 Richard Biener <rguenther@suse.de>
7510 PR tree-optimization/82129
7512 2017-08-01 Richard Biener <rguenther@suse.de>
7514 PR tree-optimization/81181
7515 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
7516 (compute_antic): ... end of iteration here.
7518 2017-10-30 Joseph Myers <joseph@codesourcery.com>
7520 * doc/invoke.texi (C Dialect Options): Document -std=c17,
7521 -std=iso9899:2017 and -std=gnu17.
7522 * doc/standards.texi (C Language): Document C17 support.
7523 * doc/cpp.texi (Overview): Mention -std=c17.
7524 (Standard Predefined Macros): Document C11 and C17 values of
7525 __STDC_VERSION__. Do not refer to C99 support as incomplete.
7526 * doc/extend.texi (Inline): Do not list individual options for
7527 standards newer than C99.
7528 * dwarf2out.c (highest_c_language, gen_compile_unit_die): Handle
7530 * config/rl78/rl78.c (rl78_option_override): Handle "GNU C17"
7533 2017-10-30 Maxim Ostapenko <m.ostapenko@samsung.com>
7535 * asan.c (asan_finish_file): Align asan globals array by shadow
7538 2017-10-30 Jakub Jelinek <jakub@redhat.com>
7541 * gimple-ssa-store-merging.c: Include rtl.h and expr.h.
7542 (struct store_immediate_info): Add bitregion_start and bitregion_end
7544 (store_immediate_info::store_immediate_info): Add brs and bre
7545 arguments and initialize bitregion_{start,end} from those.
7546 (struct merged_store_group): Add bitregion_start, bitregion_end,
7547 align_base and mask fields. Drop unnecessary struct keyword from
7548 struct store_immediate_info. Add do_merge method.
7549 (clear_bit_region_be): Use memset instead of loop storing zeros.
7550 (merged_store_group::do_merge): New method.
7551 (merged_store_group::merge_into): Use do_merge. Allow gaps in between
7552 stores as long as the surrounding bitregions have no gaps.
7553 (merged_store_group::merge_overlapping): Use do_merge.
7554 (merged_store_group::apply_stores): Test that bitregion_{start,end}
7555 is byte aligned, rather than requiring that start and width are
7556 byte aligned. Drop unnecessary struct keyword from
7557 struct store_immediate_info. Allocate and populate also mask array.
7558 Make start of the arrays relative to bitregion_start rather than
7559 start and size them according to bitregion_{end,start} difference.
7560 (struct imm_store_chain_info): Drop unnecessary struct keyword from
7561 struct store_immediate_info.
7562 (pass_store_merging::gate): Punt if BITS_PER_UNIT or CHAR_BIT is not 8.
7563 (pass_store_merging::terminate_all_aliasing_chains): Drop unnecessary
7564 struct keyword from struct store_immediate_info.
7565 (imm_store_chain_info::coalesce_immediate_stores): Allow gaps in
7566 between stores as long as the surrounding bitregions have no gaps.
7568 (struct split_store): Add orig non-static data member.
7569 (split_store::split_store): Initialize orig to false.
7570 (find_constituent_stmts): Return store_immediate_info *, non-NULL
7571 if there is exactly a single original stmt. Change stmts argument
7572 to pointer from reference, if NULL, don't push anything to it. Add
7573 first argument, use it to optimize skipping over orig stmts that
7574 are known to be before bitpos already. Simplify.
7575 (split_group): Return unsigned int count how many stores are or
7576 would be needed rather than a bool. Add allow_unaligned argument.
7577 Change split_stores argument from reference to pointer, if NULL,
7578 only do a dry run computing how many stores would be produced.
7579 Rewritten algorithm to use both alignment and misalign if
7580 !allow_unaligned and handle bitfield stores with gaps.
7581 (imm_store_chain_info::output_merged_store): Set start_byte_pos
7582 from bitregion_start instead of start. Compute allow_unaligned
7583 here, if true, do 2 split_group dry runs to compute which one
7584 produces fewer stores and prefer aligned if equal. Punt if
7585 new count is bigger or equal than original before emitting any
7586 statements, rather than during that. Remove no longer needed
7587 new_ssa_names tracking. Replace num_stmts with
7588 split_stores.length (). Use 32-bit stack allocated entries
7589 in split_stores auto_vec. Try to reuse original store lhs/rhs1
7590 if possible. Handle bitfields with gaps.
7591 (pass_store_merging::execute): Ignore bitsize == 0 stores.
7592 Compute bitregion_{start,end} for the stores and construct
7593 store_immediate_info with that. Formatting fixes.
7595 2017-10-30 Uros Bizjak <ubizjak@gmail.com>
7598 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
7599 UNSPEC_DTPOFF and UNSPEC_NTPOFF with SImode immediate offset.
7601 2017-10-29 Jim Wilson <wilson@tuliptree.org>
7603 * gimplify.c: Include tm_p.h.
7605 * common.opt (gcoff): Re-add as ignored option.
7606 (gcoff1, gcoff2, gcoff3): Likewise.
7608 * Makefile.in (OBJS): Delete sdbout.o.
7609 (GTFILES): Delete $(srcdir)/sdbout.c.
7610 * debug.h: Delete sdb_debug_hooks.
7611 * final.c: Delete sdbout.h include.
7612 (final_scan_insn): Delete SDB_DEBUG check.
7613 (rest_of_clean_state): Likewise.
7614 * output.h: Delete sdb_begin_function_line.
7617 * toplev.c: Delete sdbout.h include.
7618 (process_options): Delete SDB_DEBUG check.
7619 * tree-core.h (tree_type_common): Delete pointer field of
7621 * tree.c (copy_node): Clear TYPE_SYMTAB_DIE instead of
7622 TYPE_SYMTAB_POINTER.
7623 * tree.h (TYPE_SYMTAB_POINTER): Delete.
7624 (TYPE_SYMTAB_IS_POINTER): Delete.
7625 (TYPE_SYMTAB_IS_DIE): Renumber.
7626 * xcoffout.c: Refer to former sdbout.c file.
7627 (xcoffout_begin_prologue): Use past tense for sdbout.c reference.
7629 * doc/install.texi (--with-stabs): Delete COFF and ECOFF info.
7630 * doc/invoke.texi (SEEALSO): Delete adb and sdb references.
7631 (Debugging Options): Delete -gcoff.
7632 (-gstabs): Delete SDB reference.
7634 (-gcoff@var{level}): Delete.
7635 * doc/passes.texi (Debugging information output): Delete SDB and
7636 sdbout.c references.
7637 * doc/tm.texi: Regenerate.
7638 * doc/tm.texi.in (DWARF_CIE_DATA_ALIGNMENT): Delete SDB from xref.
7639 (SDB and DWARF): Change node name to DWARF and delete SDB and COFF
7641 (DEBUGGER_AUTO_OFFSET): Delete COFF and SDB references.
7642 (PREFERRED_DEBUGGING_TYPE): Delete SDB_DEBUG and -gcoff references.
7643 (SDB_DEBUGGING_INFO): Delete.
7644 (PUT_SDB_@dots{}, SDB_DELIM, SDB_ALLOW_UNKNOWN_REFERENCES)
7645 SDB_ALLOW_FORWARD_REFERENCES, SDB_OUTPUT_SOURCE_LINE): Delete.
7646 * target.def (output_source_filename): Delete COFF reference.
7648 * common.opt (gcoff): Delete.
7649 (gxcoff+): Update Negative chain.
7650 * defaults.h: Delete all references to SDB_DEBUGGING_INFO and
7652 * dwarf2out.c (gen_array_type_die): Change SDB to debuggers.
7653 * flag-types.h (enum debug_info_type): Delete SDB_DEBUG.
7654 * function.c (number_blocks): Delete SDB_DEBUGGING_INFO, SDB_DEBUG,
7656 (expand_function_start): Change sdb reference to past tense.
7657 (expand_function_end): Change sdb reference to past tense.
7658 * gcc.c (cpp_unique_options): Delete gcoff3 reference.
7659 * opts.c (debug_type_names): Delete coff entry.
7660 (common_handle_option): Delete OPT_gcoff case.
7661 * system.h (SDB_DEBUG, SDB_DEBUGGING_INFO): Poison.
7663 * config/dbxcoff.h (PREFERRED_DEBUGGING_TYPE): Set to DBX_DEBUG.
7664 * config/cris/cris.h: Delete SDB reference in comment.
7665 * config/i386/cygming.h: Don't define SDB_DEBUGGING_INFO.
7666 (ASM_DECLARE_FUNCTION_NAME): Delete SDB reference from comment.
7667 * config/i386/gas.h: Don't define SDB_DEBUGGING_INFO.
7668 * config/i386/i386.c (svr4_dbx_register_map): Change SDB references
7670 (ix86_expand_prologue): Likewise.
7671 * config/i386/winnt.c (i386_pe_start_function): Don't check SDB_DEBUG.
7672 * config/ia64/ia64.h: Likewise.
7673 * config/m68k/m68kelf.h (DBX_REGISTER_NUMBER): Delete SDB reference.
7674 * config/mips/mips.h (SUBTARGET_ASM_DEBUGGING_SPEC): Delete gcoff*
7676 * config/mmix/mmix.h: Likewise.
7677 * config/nds32/nds32.c: Likewise.
7678 * config/stormy/storym16.h: Likewise.
7679 * config/visium/visium.h: Likewise.
7680 * config/vx-common.h (SDB_DEBUGGING_INFO): Delete undef.
7682 2017-10-28 Sandra Loosemore <sandra@codesourcery.com>
7684 * config/nios2/nios2.h (FRAME_GROWS_DOWNWARD): Define to 1.
7685 * config/nios2/nios2.c (nios2_initial_elimination_offset): Make
7686 FRAME_POINTER_REGNUM point at high end of local var area.
7688 2017-10-27 Eric Botcazou <ebotcazou@adacore.com>
7690 * bb-reorder.c (find_traces_1_round): Fix off-by-one index.
7691 Move comment around. Do not reset best_edge for a copiable
7692 destination if the copy would cause a partition change.
7693 (better_edge_p): Remove redundant check.
7695 2017-10-27 Uros Bizjak <ubizjak@gmail.com>
7697 * config/i386/i386-protos.h (ix86_fp_compare_mode): Remove prototype.
7699 2017-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7701 * builtins.c (CASE_MATHFN_FLOATN): New helper macro to add cases
7702 for math functions that have _Float<N> and _Float<N>X variants.
7703 (mathfn_built_in_2): Add support for math functions that have
7704 _Float<N> and _Float<N>X variants.
7705 (DEF_INTERNAL_FLT_FLOATN_FN): New helper macro.
7706 (expand_builtin_mathfn_ternary): Add support for fma with
7707 _Float<N> and _Float<N>X variants.
7708 (expand_builtin): Likewise.
7709 (fold_builtin_3): Likewise.
7710 * builtins.def (DEF_EXT_LIB_FLOATN_NX_BUILTINS): New macro to
7711 create math function _Float<N> and _Float<N>X variants as external
7713 (BUILT_IN_COPYSIGN _Float<N> and _Float<N>X variants) Use
7714 DEF_EXT_LIB_FLOATN_NX_BUILTINS to make built-in functions using
7715 the __builtin_ prefix and if not strict ansi, without the prefix.
7716 (BUILT_IN_FABS _Float<N> and _Float<N>X variants): Likewise.
7717 (BUILT_IN_FMA _Float<N> and _Float<N>X variants): Likewise.
7718 (BUILT_IN_FMAX _Float<N> and _Float<N>X variants): Likewise.
7719 (BUILT_IN_FMIN _Float<N> and _Float<N>X variants): Likewise.
7720 (BUILT_IN_NAN _Float<N> and _Float<N>X variants): Likewise.
7721 (BUILT_IN_SQRT _Float<N> and _Float<N>X variants): Likewise.
7722 * builtin-types.def (BT_FN_FLOAT16_FLOAT16_FLOAT16_FLOAT16): New
7723 function signatures for fma _Float<N> and _Float<N>X variants.
7724 (BT_FN_FLOAT32_FLOAT32_FLOAT32_FLOAT32): Likewise.
7725 (BT_FN_FLOAT64_FLOAT64_FLOAT64_FLOAT64): Likewise.
7726 (BT_FN_FLOAT128_FLOAT128_FLOAT128_FLOAT128): Likewise.
7727 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X_FLOAT32X): Likewise.
7728 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X_FLOAT64X): Likewise.
7729 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X_FLOAT128X): Likewise.
7730 * gencfn-macros.c (print_case_cfn): Add support for math functions
7731 that have _Float<N> and _Float<N>X variants.
7732 (print_define_operator_list): Likewise.
7733 (fltfn_suffixes): Likewise.
7735 * internal-fn.def (DEF_INTERNAL_FLT_FLOATN_FN): New helper macro
7736 for math functions that have _Float<N> and _Float<N>X variants.
7737 (SQRT): Add support for sqrt, copysign, fmin and fmax _Float<N>
7738 and _Float<N>X variants.
7739 (COPYSIGN): Likewise.
7742 * fold-const.c (tree_call_nonnegative_warnv_p): Add support for
7743 copysign, fma, fmax, fmin, and sqrt _Float<N> and _Float<N>X
7745 (integer_valued_read_call_p): Likewise.
7746 * fold-const-call.c (fold_const_call_ss): Likewise.
7747 (fold_const_call_sss): Add support for copysign, fmin, and fmax
7748 _Float<N> and _Float<N>X variants.
7749 (fold_const_call_ssss): Add support for fma _Float<N> and
7750 _Float<N>X variants.
7751 * gimple-ssa-backprop.c (backprop::process_builtin_call_use): Add
7752 support for copysign and fma _Float<N> and _Float<N>X variants.
7753 (backprop::process_builtin_call_use): Likewise.
7754 * tree-call-cdce.c (can_test_argument_range); Add support for
7755 sqrt _Float<N> and _Float<N>X variants.
7756 (edom_only_function): Likewise.
7757 (get_no_error_domain): Likewise.
7758 * tree-ssa-math-opts.c (internal_fn_reciprocal): Likewise.
7759 * tree-ssa-reassoc.c (attempt_builtin_copysign): Add support for
7760 copysign _Float<N> and _Float<N>X variants.
7761 * config/rs6000/rs6000-builtin.def (SQRTF128): Delete, this is now
7762 handled by machine independent code.
7763 (FMAF128): Likewise.
7764 * doc/cpp.texi (Common Predefined Macros): Document defining
7765 __FP_FAST_FMAF<N> and __FP_FAST_FMAF<N>X if the backend supports
7766 fma _Float<N> and _Float<N>X variants.
7768 2017-10-27 Uros Bizjak <ubizjak@gmail.com>
7771 * config/i386/i386-modes.def (CCFPU): Remove definition.
7772 * config/i386/i386.c (put_condition_mode): Remove CCFPU mode handling.
7773 (ix86_cc_modes_compatible): Ditto.
7774 (ix86_expand_carry_flag_compare): Ditto.
7775 (ix86_expand_int_movcc): Ditto.
7776 (ix86_expand_int_addcc): Ditto.
7777 (ix86_reverse_condition): Ditto.
7778 (ix86_unordered_fp_compare): Rename from ix86_fp_compare_mode.
7779 Return true/false for unordered/ordered fp comparisons.
7780 (ix86_cc_mode): Always return CCFPmode for float mode comparisons.
7781 (ix86_prepare_fp_compare_args): Update for rename.
7782 (ix86_expand_fp_compare): Update for rename. Generate unordered
7783 compare RTXes wrapped with UNSPEC_NOTRAP unspec.
7784 (ix86_expand_sse_compare_and_jump): Ditto.
7785 * config/i386/predicates.md (fcmov_comparison_operator):
7786 Remove CCFPU mode handling.
7787 (ix86_comparison_operator): Ditto.
7788 (ix86_carry_flag_operator): Ditto.
7789 * config/i386/i386.md (UNSPEC_NOTRAP): New unspec.
7790 (*cmpu<mode>_i387): Wrap compare RTX with UNSPEC_NOTRAP unspec.
7791 (*cmpu<mode>_cc_i387): Ditto.
7792 (FPCMP): Remove mode iterator.
7793 (unord): Remove mode attribute.
7794 (unord_subst): New define_subst transformation
7795 (unord): New define_subst attribute.
7797 (*cmpi<unord><MODEF:mode>): Rewrite using unord_subst transformation.
7798 (*cmpi<unord>xf_i387): Ditto.
7799 * config/i386/sse.md (<sse>_<unord>comi<round_saeonly_name>): Merge
7800 from <sse>_comi<round_saeonly_name> and <sse>_ucomi<round_saeonly_name>
7801 using unord_subst transformation.
7802 * config/i386/subst.md (SUBST_A): Remove CCFP and CCFPU modes.
7803 (round_saeonly): Also handle CCFP mode.
7804 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_NOTRAP unspec.
7805 Remove UNSPEC_SAHF unspec handling.
7807 2017-10-27 Jan Hubicka <hubicka@ucw.cz>
7809 * x86-tune.def (X86_TUNE_INTER_UNIT_MOVES_TO_VEC): Disable for Zen.
7811 2017-10-27 Jeff Law <law@redhat.com>
7813 * gimple-ssa-sprintf.c: Include domwalk.h.
7814 (class sprintf_dom_walker): New class, derived from dom_walker.
7815 (sprintf_dom_walker::before_dom_children): New function.
7816 (struct call_info): Moved into sprintf_dom_walker class
7817 (compute_formath_length, handle_gimple_call): Likewise.
7818 (sprintf_length::execute): Call the dominator walker rather
7819 than walking the statements.
7821 * tree-vrp.c (check_all_array_refs): Do not use wi->info to smuggle
7822 gimple statement locations.
7823 (check_array_bounds): Corresponding changes. Get the statement's
7824 location directly from wi->stmt.
7826 2017-10-27 Palmer Dabbelt <palmer@dabbelt.com>
7829 * doc/invoke.texi (RISC-V) <-mabi>: Correct and improve.
7831 2017-10-27 Jan Hubicka <hubicka@ucw.cz>
7833 * config/i386/x86-tune.def (X86_TUNE_PARTIAL_REG_DEPENDENCY,
7834 X86_TUNE_MOVX): Disable for Haswell and newer CPUs.
7836 2017-10-27 Jakub Jelinek <jakub@redhat.com>
7839 * config/i386/i386-protos.h (maybe_get_pool_constant): Removed.
7840 * config/i386/i386.c (maybe_get_pool_constant): Removed.
7841 (ix86_split_to_parts): Use avoid_constant_pool_reference instead of
7842 maybe_get_pool_constant.
7843 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7846 2017-10-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7848 * doc/install.texi (Specific, i?86-*-solaris2.10): Simplify gas
7849 2.26 caveat. Update gas and gld versions.
7850 (Specific, *-*-solaris2*): Update binutils version. Remove caveat
7853 2017-10-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7855 * cgraph.h (set_malloc_flag): Declare.
7856 * cgraph.c (set_malloc_flag_1): New function.
7857 (set_malloc_flag): Likewise.
7858 * ipa-fnsummary.h (ipa_call_summary): Add new field is_return_callee.
7859 * ipa-fnsummary.c (ipa_call_summary::reset): Set is_return_callee to
7861 (read_ipa_call_summary): Add support for reading is_return_callee.
7862 (write_ipa_call_summary): Stream is_return_callee.
7863 * ipa-inline.c (ipa_inline): Remove call to ipa_free_fn_summary.
7864 * ipa-pure-const.c: Add headers ssa.h, alloc-pool.h, symbol-summary.h,
7865 ipa-prop.h, ipa-fnsummary.h.
7866 (pure_const_names): Change to static.
7867 (malloc_state_e): Define.
7868 (malloc_state_names): Define.
7869 (funct_state_d): Add field malloc_state.
7870 (varying_state): Set malloc_state to STATE_MALLOC_BOTTOM.
7871 (check_retval_uses): New function.
7872 (malloc_candidate_p): Likewise.
7873 (analyze_function): Add support for malloc attribute.
7874 (pure_const_write_summary): Stream malloc_state.
7875 (pure_const_read_summary): Add support for reading malloc_state.
7876 (dump_malloc_lattice): New function.
7877 (propagate_malloc): New function.
7878 (warn_function_malloc): New function.
7879 (ipa_pure_const::execute): Call propagate_malloc and
7880 ipa_free_fn_summary.
7881 (pass_local_pure_const::execute): Add support for malloc attribute.
7882 * ssa-iterators.h (RETURN_FROM_IMM_USE_STMT): New macro.
7883 * doc/invoke.texi: Document Wsuggest-attribute=malloc.
7885 2017-10-27 Martin Liska <mliska@suse.cz>
7887 PR gcov-profile/82457
7888 * doc/invoke.texi: Document that one needs a non-strict ISO mode
7889 for fork-like functions to be properly instrumented.
7891 2017-10-27 Richard Biener <rguenther@suse.de>
7894 * tree-eh.c (pass_lower_eh_dispatch::execute): Free dominator
7895 info when we redirected EH.
7897 2017-10-26 Michael Collison <michael.collison@arm.com>
7899 * config/aarch64/aarch64.md(<optab>_trunc><vf><GPI:mode>2):
7901 (<optab>_trunchf<GPI:mode>2: New pattern.
7902 (<optab>_trunc<vgp><GPI:mode>2: New pattern.
7903 * config/aarch64/iterators.md (wv): New mode attribute.
7904 (vf, VF): New mode attributes.
7905 (vgp, VGP): New mode attributes.
7906 (s): Update attribute with SImode and DImode prefixes.
7908 2017-10-26 Sandra Loosemore <sandra@codesourcery.com>
7910 * config/nios2/constraints.md ("S"): Match r0rel_constant_p too.
7911 * config/nios2/nios2-protos.h (r0rel_constant_p): Declare.
7912 * config/nios2/nios2.c: (nios2_r0rel_sec_regex): New.
7913 (nios2_option_overide): Initialize it. Don't allow R0-relative
7914 addressing with PIC.
7915 (nios2_rtx_costs): Handle r0rel_constant_p like gprel_constant_p.
7916 (nios2_symbolic_constant_p): Likewise.
7917 (nios2_legitimate_address_p): Likewise.
7918 (nios2_r0rel_section_name_p): New.
7919 (nios2_symbol_ref_in_r0rel_data_p): New.
7920 (nios2_emit_move_sequence): Handle r0rel_constant_p.
7921 (r0rel_constant_p): New.
7922 (nios2_print_operand_address): Handle r0rel_constant_p.
7923 (nios2_cdx_narrow_form_p): Likewise.
7924 * config/nios2/nios2.opt (mr0rel-sec=): New option.
7925 * doc/invoke.texi (Option Summary): Add -mr0rel-sec.
7926 (Nios II Options): Document -mr0rel-sec.
7928 2017-10-26 Sandra Loosemore <sandra@codesourcery.com>
7930 * config/nios2/nios2.c: Include xregex.h.
7931 (nios2_gprel_sec_regex): New.
7932 (nios2_option_overide): Initialize it. Don't allow GP-relative
7933 addressing with PIC.
7934 (nios2_small_section_name_p): Check for regex match.
7935 * config/nios2/nios2.opt (mgprel-sec=): New option.
7936 * doc/invoke.texi (Option Summary): Add -mgprel-sec.
7937 (Nios II Options): Document -mgprel-sec.
7939 2017-10-26 Jim Wilson <wilson@tuliptree.org>
7941 * doc/invoke.texi (-fdebug-prefix-map): Expand documentation.
7943 2017-10-26 Tom de Vries <tom@codesourcery.com>
7945 PR tree-optimization/82707
7946 * gimple.c (gimple_copy): Fix unsharing of
7947 GIMPLE_OMP_{SINGLE,TARGET,TEAMS}.
7949 2017-10-26 Olga Makhotina <olga.makhotina@intel.com>
7951 * config/i386/avx512fintrin.h (_mm512_cmpeq_pd_mask,
7952 _mm512_cmple_pd_mask, _mm512_cmplt_pd_mask,
7953 _mm512_cmpneq_pd_mask, _mm512_cmpnle_pd_mask,
7954 _mm512_cmpnlt_pd_mask, _mm512_cmpord_pd_mask,
7955 _mm512_cmpunord_pd_mask, _mm512_mask_cmpeq_pd_mask,
7956 _mm512_mask_cmple_pd_mask, _mm512_mask_cmplt_pd_mask,
7957 _mm512_mask_cmpneq_pd_mask, _mm512_mask_cmpnle_pd_mask,
7958 _mm512_mask_cmpnlt_pd_mask, _mm512_mask_cmpord_pd_mask,
7959 _mm512_mask_cmpunord_pd_mask, _mm512_cmpeq_ps_mask,
7960 _mm512_cmple_ps_mask, _mm512_cmplt_ps_mask,
7961 _mm512_cmpneq_ps_mask, _mm512_cmpnle_ps_mask,
7962 _mm512_cmpnlt_ps_mask, _mm512_cmpord_ps_mask,
7963 _mm512_cmpunord_ps_mask, _mm512_mask_cmpeq_ps_mask,
7964 _mm512_mask_cmple_ps_mask, _mm512_mask_cmplt_ps_mask,
7965 _mm512_mask_cmpneq_ps_mask, _mm512_mask_cmpnle_ps_mask,
7966 _mm512_mask_cmpnlt_ps_mask, _mm512_mask_cmpord_ps_mask,
7967 _mm512_mask_cmpunord_ps_mask): New intrinsics.
7969 2017-10-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7971 * config/rs6000/aix.h (TARGET_IEEEQUAD_DEFAULT): Set long double
7973 * config/rs6000/darwin.h (TARGET_IEEEQUAD_DEFAULT): Likewise.
7974 * config/rs6000/rs6000.opt (-mabi=ieeelongdouble): Move the
7975 warning to rs6000.c. Remove the Undocumented flag, since it has
7977 (-mabi=ibmlongdouble): Likewise.
7978 * config/rs6000/rs6000.c (TARGET_IEEEQUAD_DEFAULT): If it is not
7979 already set, set the default format for long double.
7980 (rs6000_debug_reg_global): Print whether long double is IBM or
7982 (rs6000_option_override_internal): Rework setting long double
7983 format. Only warn if the user is changing the long double default
7984 and they did not use -Wno-psabi.
7985 * doc/invoke.texi (PowerPC options): Update the documentation for
7986 -mabi=ieeelongdouble and -mabi=ibmlongdouble.
7988 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
7989 Alan Hayward <alan.hayward@arm.com>
7990 David Sherwood <david.sherwood@arm.com>
7992 * rtl.h (wider_subreg_mode): New function.
7993 * ira.h (ira_sort_regnos_for_alter_reg): Take a machine_mode *
7994 rather than an unsigned int *.
7995 * ira-color.c (regno_max_ref_width): Replace with...
7996 (regno_max_ref_mode): ...this new variable.
7997 (coalesced_pseudo_reg_slot_compare): Update accordingly.
7998 Use wider_subreg_mode.
7999 (ira_sort_regnos_for_alter_reg): Likewise. Take a machine_mode *
8000 rather than an unsigned int *.
8001 * lra-constraints.c (uses_hard_regs_p): Use wider_subreg_mode.
8002 (process_alt_operands): Likewise.
8003 (invariant_p): Likewise.
8004 * lra-spills.c (assign_mem_slot): Likewise.
8005 (add_pseudo_to_slot): Likewise.
8006 * lra.c (collect_non_operand_hard_regs): Likewise.
8007 (add_regs_to_insn_regno_info): Likewise.
8008 * reload1.c (regno_max_ref_width): Replace with...
8009 (regno_max_ref_mode): ...this new variable.
8010 (reload): Update accordingly. Update call to
8011 ira_sort_regnos_for_alter_reg.
8012 (alter_reg): Update to use regno_max_ref_mode. Call wider_subreg_mode.
8013 (init_eliminable_invariants): Update to use regno_max_ref_mode.
8014 (scan_paradoxical_subregs): Likewise.
8016 2017-10-26 Wilco Dijkstra <wdijkstr@arm.com>
8018 * config/aarch64/aarch64.h (EXIT_IGNORE_STACK): Set if alloca is used.
8019 (aarch64_frame): Add emit_frame_chain boolean.
8020 * config/aarch64/aarch64.c (aarch64_frame_pointer_required)
8021 Move eh_return case to aarch64_layout_frame.
8022 (aarch64_layout_frame): Initialize emit_frame_chain.
8023 (aarch64_expand_prologue): Use emit_frame_chain.
8025 2017-10-26 Wilco Dijkstra <wdijkstr@arm.com>
8027 * config/aarch64/aarch64.c (aarch64_layout_frame):
8028 Ensure LR is always stored at the bottom of the callee-saves.
8029 Remove rarely used frame layout which saves callee-saves at top of
8030 frame, so the store of LR can be used as a valid probe in all cases.
8032 2017-10-26 Wilco Dijkstra <wdijkstr@arm.com>
8034 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
8035 Improve unaligned TImode/TFmode base/offset split.
8037 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
8038 Alan Hayward <alan.hayward@arm.com>
8039 David Sherwood <david.sherwood@arm.com>
8041 * caller-save.c (mark_referenced_regs): Use read_modify_subreg_p.
8042 * combine.c (find_single_use_1): Likewise.
8043 (expand_field_assignment): Likewise.
8044 (move_deaths): Likewise.
8045 * lra-constraints.c (simplify_operand_subreg): Likewise.
8046 (curr_insn_transform): Likewise.
8047 * lra.c (collect_non_operand_hard_regs): Likewise.
8048 (add_regs_to_insn_regno_info): Likewise.
8049 * rtlanal.c (reg_referenced_p): Likewise.
8050 (covers_regno_no_parallel_p): Likewise.
8052 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
8054 * wide-int-print.cc (print_hex): Loop based on extract_uhwi.
8055 Don't print any bits outside the precision of the value.
8056 * wide-int.cc (test_printing): Add some new tests.
8058 2017-10-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8060 * configure.ac (gcc_cv_as_ix86_xbrace_comment): Check if assembler
8061 supports -xbrace_comment option.
8062 * configure: Regenerate.
8063 * config.in: Regenerate.
8064 * config/i386/sol2.h (ASM_XBRACE_COMMENT_SPEC): Define.
8065 (ASM_CPU_SPEC): Use it.
8067 2017-10-26 Richard Sandiford <richard.sandiford@linaro.org>
8069 * target.def (static_rtx_alignment): New hook.
8070 * targhooks.h (default_static_rtx_alignment): Declare.
8071 * targhooks.c (default_static_rtx_alignment): New function.
8072 * doc/tm.texi.in (TARGET_STATIC_RTX_ALIGNMENT): New hook.
8073 * doc/tm.texi: Regenerate.
8074 * varasm.c (force_const_mem): Use targetm.static_rtx_alignment
8075 instead of targetm.constant_alignment. Remove call to
8077 * config/cris/cris.c (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
8078 (cris_preferred_mininum_alignment): New function, split out from...
8079 (cris_constant_alignment): ...here.
8080 (cris_static_rtx_alignment): New function.
8081 * config/i386/i386.c (ix86_static_rtx_alignment): New function,
8083 (ix86_constant_alignment): ...here.
8084 (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
8085 * config/mmix/mmix.c (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
8086 (mmix_static_rtx_alignment): New function.
8087 * config/spu/spu.c (spu_static_rtx_alignment): New function.
8088 (TARGET_STATIC_RTX_ALIGNMENT): Redefine.
8090 2017-10-26 Tamar Christina <tamar.christina@arm.com>
8093 * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2):
8094 Add flag_trapping_math and flag_fp_int_builtin_inexact.
8096 2017-10-25 Palmer Dabbelt <palmer@dabbelt.com>
8098 * config/riscv/riscv.md (ZERO_EXTEND_LOAD): Define.
8099 * config/riscv/pic.md (local_pic_load): Rename to local_pic_load_s,
8100 mark as a sign-extending load.
8101 (local_pic_load_u): Define.
8103 2017-10-25 Eric Botcazou <ebotcazou@adacore.com>
8106 * fold-const.c (operand_equal_for_comparison_p): Also return true
8107 if ARG0 is a simple variant of ARG1 with narrower precision.
8108 (fold_ternary_loc): Always pass unstripped operands to the predicate.
8110 2017-10-25 Jan Hubicka <hubicka@ucw.cz>
8112 * i386.c (ix86_builtin_vectorization_cost): Compute scatter/gather
8114 * i386.h (processor_costs): Add gather_static, gather_per_elt,
8115 scatter_static, scatter_per_elt.
8116 * x86-tune-costs.h: Add new cost entries.
8118 2017-10-25 Richard Biener <rguenther@suse.de>
8120 * tree-ssa-sccvn.h (vn_eliminate): Declare.
8121 * tree-ssa-pre.c (class eliminate_dom_walker, eliminate,
8122 class pass_fre): Move to ...
8123 * tree-ssa-sccvn.c (class eliminate_dom_walker, vn_eliminate,
8124 class pass_fre): ... here and adjust for statistics.
8126 2017-10-25 Jakub Jelinek <jakub@redhat.com>
8129 * attribs.c (attribute_value_equal): Use omp_declare_simd_clauses_equal
8130 for comparison of OMP_CLAUSEs regardless of flag_openmp{,_simd}.
8131 (duplicate_one_attribute, copy_attributes_to_builtin): New functions.
8132 * attribs.h (duplicate_one_attribute, copy_attributes_to_builtin): New
8135 2017-10-25 Richard Biener <rguenther@suse.de>
8137 * tree-ssa-pre.c (need_eh_cleanup, need_ab_cleanup, el_to_remove,
8138 el_to_fixup, el_todo, el_avail, el_avail_stack, eliminate_avail,
8139 eliminate_push_avail, eliminate_insert): Move inside...
8140 (class eliminate_dom_walker): ... this class in preparation
8142 (fini_eliminate): Remove by merging with ...
8143 (eliminate): ... this function. Adjust for class changes.
8144 (pass_pre::execute): Remove fini_eliminate call.
8145 (pass_fre::execute): Likewise.
8147 2017-10-24 Jakub Jelinek <jakub@redhat.com>
8150 * config/i386/sse.md (UNSPEC_VPERMI2, UNSPEC_VPERMI2_MASK): Remove.
8151 (VPERMI2, VPERMI2I): New mode iterators.
8152 (<avx512>_vpermi2var<mode>3_maskz): Remove 3 define_expand patterns.
8153 (<avx512>_vpermi2var<mode>3<sd_maskz_name>): Remove 3 define_insn
8155 (<avx512>_vpermi2var<mode>3_mask): New define_expand using VPERMI2
8156 mode iterator. Remove 3 old define_insn patterns.
8157 (*<avx512>_vpermi2var<mode>3_mask): 2 new define_insn patterns.
8158 (<avx512>_vpermt2var<mode>3_maskz): Adjust 1 define_expand to use
8159 VPERMI2 mode iterator, remove the other two expanders.
8160 (<avx512>_vpermt2var<mode>3<sd_maskz_name>): Adjust 1 define_insn
8161 to use VPERMI2 mode iterator, add another alternative for vpermi2*
8162 instructions, remove the other two patterns.
8163 (<avx512>_vpermt2var<mode>3_mask): Adjust 1 define_insn to use VPERMI2
8164 mode iterator, remove the other two patterns.
8165 * config/i386/i386.c (ix86_expand_vec_perm_vpermi2): Renamed to ...
8166 (ix86_expand_vec_perm_vpermt2): ... this. Swap mask and op0
8167 arguments, use gen_*vpermt2* expanders instead of gen_*vpermi2*
8168 and adjust argument order accordingly.
8169 (ix86_expand_vec_perm): Adjust caller.
8170 (expand_vec_perm_1): Likewise.
8171 (expand_vec_perm_vpermi2_vpshub2): Rename to ...
8172 (expand_vec_perm_vpermt2_vpshub2): ... this.
8173 (ix86_expand_vec_perm_const_1): Adjust caller.
8174 (ix86_vectorize_vec_perm_const_ok): Adjust comments.
8177 * config/i386/sse.md (VIMAX_AVX2): Remove V4TImode.
8178 (VIMAX_AVX2_AVX512BW, VIMAX_AVX512VL): New mode iterators.
8179 (vec_shl_<mode>): Remove unused expander.
8180 (avx512bw_<shift_insn><mode>3): New define_insn.
8181 (<sse2_avx2>_ashl<mode>3, <sse2_avx2>_lshr<mode>3): Replaced by ...
8182 (<sse2_avx2>_<shift_insn><mode>3): ... this. New define_insn.
8184 2017-10-24 Paolo Carlini <paolo.carlini@oracle.com>
8187 * doc/invoke.texi ([Wbuiltin-declaration-mismatch]): Extend
8190 2017-10-24 Wilco Dijkstra <wdijkstr@arm.com>
8192 PR rtl-optimization/82396
8193 * gcc/haifa-sched.c (ready_sort_real): Remove qsort workaround.
8194 (autopref_multipass_init): Simplify initialization.
8195 (autopref_rank_data): Simplify sort order.
8196 * gcc/sched-int.h (autopref_multipass_data_): Remove
8197 multi_mem_insn_p, min_offset and max_offset.
8199 2017-10-24 Wilco Dijkstra <wdijkstr@arm.com>
8202 * config/aarch64/aarch64.c (aarch64_frame_pointer_required)
8203 Check special value of flag_omit_frame_pointer.
8204 (aarch64_can_eliminate): Likewise.
8205 (aarch64_override_options_after_change_1): Simplify handling of
8206 -fomit-frame-pointer and -fomit-leaf-frame-pointer.
8208 2017-10-24 Richard Biener <rguenther@suse.de>
8210 PR tree-optimization/82697
8211 * tree-ssa-phiopt.c (cond_store_replacement): Use alias-set
8212 zero for conditional load and unconditional store.
8214 2017-10-24 H.J. Lu <hongjiu.lu@intel.com>
8216 * doc/install.texi: Document bootstrap-cet.
8218 2017-10-24 H.J. Lu <hongjiu.lu@intel.com>
8221 * config/i386/i386.c (rest_of_insert_endbranch): Don't insert
8222 ENDBR instruction at function entrance if function is only
8225 2017-10-24 Jakub Jelinek <jakub@redhat.com>
8228 * config/i386/i386.md (addcarry<mode>, subborrow<mode>): Change
8229 patterns to better describe from which operation the CF is computed.
8230 (addcarry<mode>_0, subborrow<mode>_0): New patterns.
8231 * config/i386/i386.c (ix86_expand_builtin) <case handlecarry>: Pass
8232 one LTU with [DT]Imode and another one with [SD]Imode. If arg0
8233 is 0, use _0 suffixed expanders instead of emitting a comparison
8236 2017-10-06 Sergey Shalnov <Sergey.Shalnov@intel.com>
8238 * config/i386/i386.md(*movsf_internal, *movdf_internal):
8239 Avoid 512-bit AVX modes for TARGET_PREFER_AVX256.
8241 2017-10-24 Eric Botcazou <ebotcazou@adacore.com>
8244 * tree-outof-ssa.h (always_initialized_rtx_for_ssa_name_p): Delete.
8245 * expr.c (expand_expr_real_1) <expand_decl_rtl>: Revert latest change.
8246 * loop-iv.c (iv_get_reaching_def): Likewise.
8247 * cfgexpand.c (expand_one_ssa_partition): Initialize the RTX if the
8248 variable is promoted and the partition contains undefined values.
8250 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
8252 * config/nios2/nios2.c (nios2_rtx_costs): Make costs better
8254 (nios2_address_cost): Define.
8255 (nios2_legitimize_address): Recognize (exp + constant) directly.
8256 (TARGET_ADDRESS_COST): Define.
8258 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
8260 * config/nios2/nios2-protos.h (nios2_large_constant_p): Declare.
8261 (nios2_symbolic_memory_operand_p): Declare.
8262 (nios2_split_large_constant): Declare.
8263 (nios2_split_symbolic_memory_operand): Declare.
8264 * config/nios2/nios2.c: Adjust includes.
8265 (nios2_symbolic_constant_allowed): New.
8266 (nios2_symbolic_constant_p): New.
8267 (nios2_plus_symbolic_constant_p): New.
8268 (nios2_valid_addr_expr_p): Recognize addresses involving
8270 (nios2_legitimate_address_p): Likewise, also LO_SUM.
8271 (nios2_symbolic_memory_operand_p): New.
8272 (nios2_large_constant_p): New.
8273 (nios2_split_large_constant): New.
8274 (nios2_split_plus_large_constant): New.
8275 (nios2_split_symbolic_memory_operand): New.
8276 (nios2_legitimize_address): Code refactoring. Handle addresses
8277 involving symbolic constants.
8278 (nios2_emit_move_sequence): Likewise.
8279 (nios2_print_operand): Improve error output.
8280 (nios2_print_operand_address): Handle LO_SUM.
8281 (nios2_cdx_narrow_form_p): Likewise.
8282 * config/nios2/nios2.md (movqi_internal): Add splitter for memory
8283 operands involving symbolic constants.
8284 (movhi_internal, movsi_internal): Likewise.
8285 (zero_extendhisi2, zero_extendqi<mode>2): Likewise.
8286 (extendhisi2, extendqi<mode>2): Likewise.
8288 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
8290 * tree-pass.h (PROP_rtl_split_insns): Define.
8291 * recog.c (pass_data_split_all_insns): Provide PROP_rtl_split_insns.
8293 2017-10-23 Sandra Loosemore <sandra@codesourcery.com>
8295 * config/nios2/nios2.c (TARGET_LRA_P): Don't override.
8297 2017-10-23 Jakub Jelinek <jakub@redhat.com>
8300 * target.def (const_not_ok_for_debug_p): Default to
8301 default_const_not_ok_for_debug_p instead of hook_bool_rtx_false.
8302 * targhooks.h (default_const_not_ok_for_debug_p): New declaration.
8303 * targhooks.c (default_const_not_ok_for_debug_p): New function.
8304 * dwarf2out.c (const_ok_for_output_1): Only reject UNSPECs for
8305 which targetm.const_not_ok_for_debug_p returned true.
8306 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Return true
8308 * config/powerpcspe/powerpcspe.c (rs6000_const_not_ok_for_debug_p):
8310 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): Likewise.
8311 * config/i386/i386.c (ix86_delegitimize_address_1): Don't delegitimize
8312 UNSPEC_GOTOFF with addend into addend - _GLOBAL_OFFSET_TABLE_ + symbol
8314 (ix86_const_not_ok_for_debug_p): New function.
8315 (i386_asm_output_addr_const_extra): Handle UNSPEC_GOTOFF.
8316 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
8318 2017-10-23 David Malcolm <dmalcolm@redhat.com>
8321 * system.h: Conditionally include "unique-ptr.h" if
8322 INCLUDE_UNIQUE_PTR is defined.
8323 * unique-ptr-tests.cc: Remove include of "unique-ptr.h" in favor
8324 of defining INCLUDE_UNIQUE_PTR before including "system.h".
8326 2017-10-23 Sebastian Perta <sebastian.perta@renesas.com>
8328 * config/rl78/rl78.md: New define_expand "subdi3".
8330 2017-10-23 H.J. Lu <hongjiu.lu@intel.com>
8333 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Skip
8334 DF_REF_INSN if DF_REF_INSN_INFO is false.
8336 2017-10-23 Jan Hubicka <hubicka@ucw.cz>
8338 * i386.c (dimode_scalar_chain::compute_convert_gain): Use
8339 xmm_move instead of sse_move.
8340 (sse_store_index): New function.
8341 (ix86_register_move_cost): Be more sensible about mismatch stall;
8342 model AVX moves correctly; make difference between sse->integer and
8344 (ix86_builtin_vectorization_cost): Model correctly aligned and unaligned
8345 moves; make difference between SSE and AVX.
8346 * i386.h (processor_costs): Remove sse_move; add xmm_move, ymm_move
8347 and zmm_move. Increase size of sse load and store tables;
8348 add unaligned load and store tables; add ssemmx_to_integer.
8349 * x86-tune-costs.h: Update all entries according to real
8350 move latencies from Agner Fog's manual and chip documentation.
8352 2017-10-23 Jakub Jelinek <jakub@redhat.com>
8355 * config/i386/predicates.md (x86_64_dwzext_immediate_operand): New.
8356 * config/i386/constraints.md (Wf): New constraint.
8357 * config/i386/i386.md (UNSPEC_SBB): New unspec.
8358 (cmp<dwi>_doubleword): Removed.
8359 (sub<mode>3_carry_ccc, *sub<mode>3_carry_ccc_1): New patterns.
8360 (sub<mode>3_carry_ccgz): Use unspec instead of compare.
8361 * config/i386/i386.c (ix86_expand_branch) <case E_TImode>: Don't
8362 expand with cmp<dwi>_doubleword. For LTU and GEU use
8363 sub<mode>3_carry_ccc instead of sub<mode>3_carry_ccgz and use CCCmode.
8365 * common.opt (gcolumn-info): Enable by default.
8366 * doc/invoke.texi (gcolumn-info): Document new default.
8368 2017-10-23 Richard Biener <rguenther@suse.de>
8370 PR tree-optimization/82672
8371 * graphite-isl-ast-to-gimple.c (graphite_copy_stmts_from_block):
8372 Fold the stmt if we propagated into it.
8374 2017-10-23 Richard Biener <rguenther@suse.de>
8376 * tree-ssa-pre.c (bitmap_remove_from_set): Rename to...
8377 (bitmap_remove_expr_from_set): ... this. All callers call this
8378 for non-constant values.
8379 (bitmap_set_subtract): Rename to...
8380 (bitmap_set_subtract_expressions): ... this. Adjust and
8382 (bitmap_set_contains_value): Remove superfluous check.
8383 (bitmap_set_replace_value): Inline into single caller ...
8384 (bitmap_value_replace_in_set): ... here and simplify.
8385 (dependent_clean): Merge into ...
8386 (clean): ... this using an overload. Adjust.
8387 (prune_clobbered_mems): Adjust.
8388 (compute_antic_aux): Likewise.
8389 (compute_partial_antic_aux): Likewise.
8391 2017-10-23 Richard Biener <rguenther@suse.de>
8393 PR tree-optimization/82129
8395 2017-08-01 Richard Biener <rguenther@suse.de>
8397 PR tree-optimization/81181
8398 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
8399 (compute_antic): ... end of iteration here.
8401 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
8403 * target.def (starting_frame_offset): New hook.
8404 * doc/tm.texi (STARTING_FRAME_OFFSET): Remove in favor of...
8405 (TARGET_STARTING_FRAME_OFFSET): ...this new hook.
8406 * doc/tm.texi.in: Regenerate.
8407 * hooks.h (hook_hwi_void_0): Declare.
8408 * hooks.c (hook_hwi_void_0): New function.
8409 * doc/rtl.texi: Refer to TARGET_STARTING_FRAME_OFFSET instead of
8410 STARTING_FRAME_OFFSET.
8411 * builtins.c (expand_builtin_setjmp_receiver): Likewise.
8412 * reload1.c (reload): Likewise.
8413 * cfgexpand.c (expand_used_vars): Use targetm.starting_frame_offset
8414 instead of STARTING_FRAME_OFFSET.
8415 * function.c (try_fit_stack_local): Likewise.
8416 (assign_stack_local_1): Likewise
8417 (instantiate_virtual_regs): Likewise.
8418 * rtlanal.c (rtx_addr_can_trap_p_1): Likewise.
8419 * config/avr/avr.md (nonlocal_goto_receiver): Likewise.
8420 * config/aarch64/aarch64.h (STARTING_FRAME_OFFSET): Delete.
8421 * config/alpha/alpha.h (STARTING_FRAME_OFFSET): Likewise.
8422 * config/arc/arc.h (STARTING_FRAME_OFFSET): Likewise.
8423 * config/arm/arm.h (STARTING_FRAME_OFFSET): Likewise.
8424 * config/bfin/bfin.h (STARTING_FRAME_OFFSET): Likewise.
8425 * config/c6x/c6x.h (STARTING_FRAME_OFFSET): Likewise.
8426 * config/cr16/cr16.h (STARTING_FRAME_OFFSET): Likewise.
8427 * config/cris/cris.h (STARTING_FRAME_OFFSET): Likewise.
8428 * config/fr30/fr30.h (STARTING_FRAME_OFFSET): Likewise.
8429 * config/frv/frv.h (STARTING_FRAME_OFFSET): Likewise.
8430 * config/ft32/ft32.h (STARTING_FRAME_OFFSET): Likewise.
8431 * config/h8300/h8300.h (STARTING_FRAME_OFFSET): Likewise.
8432 * config/i386/i386.h (STARTING_FRAME_OFFSET): Likewise.
8433 * config/ia64/ia64.h (STARTING_FRAME_OFFSET): Likewise.
8434 * config/m32c/m32c.h (STARTING_FRAME_OFFSET): Likewise.
8435 * config/m68k/m68k.h (STARTING_FRAME_OFFSET): Likewise.
8436 * config/mcore/mcore.h (STARTING_FRAME_OFFSET): Likewise.
8437 * config/mn10300/mn10300.h (STARTING_FRAME_OFFSET): Likewise.
8438 * config/moxie/moxie.h (STARTING_FRAME_OFFSET): Likewise.
8439 * config/msp430/msp430.h (STARTING_FRAME_OFFSET): Likewise.
8440 * config/nds32/nds32.h (STARTING_FRAME_OFFSET): Likewise.
8441 * config/nios2/nios2.h (STARTING_FRAME_OFFSET): Likewise.
8442 * config/nvptx/nvptx.h (STARTING_FRAME_OFFSET): Likewise.
8443 * config/pdp11/pdp11.h (STARTING_FRAME_OFFSET): Likewise.
8444 * config/riscv/riscv.h (STARTING_FRAME_OFFSET): Likewise.
8445 * config/rl78/rl78.h (STARTING_FRAME_OFFSET): Likewise.
8446 * config/rx/rx.h (STARTING_FRAME_OFFSET): Likewise.
8447 * config/s390/s390.h (STARTING_FRAME_OFFSET): Likewise.
8448 * config/sh/sh.h (STARTING_FRAME_OFFSET): Likewise.
8449 * config/sparc/sparc.c (sparc_compute_frame_size): Likewise.
8450 * config/sparc/sparc.h (STARTING_FRAME_OFFSET): Likewise.
8451 * config/spu/spu.h (STARTING_FRAME_OFFSET): Likewise.
8452 * config/stormy16/stormy16.h (STARTING_FRAME_OFFSET): Likewise.
8453 * config/tilegx/tilegx.h (STARTING_FRAME_OFFSET): Likewise.
8454 * config/tilepro/tilepro.h (STARTING_FRAME_OFFSET): Likewise.
8455 * config/v850/v850.h (STARTING_FRAME_OFFSET): Likewise.
8456 * config/visium/visium.h (STARTING_FRAME_OFFSET): Likewise.
8457 * config/avr/avr.h (STARTING_FRAME_OFFSET): Likewise.
8458 * config/avr/avr-protos.h (avr_starting_frame_offset): Likewise.
8459 * config/avr/avr.c (avr_starting_frame_offset): Make static and
8460 return a HOST_WIDE_INT.
8461 (avr_builtin_setjmp_frame_value): Use it instead of
8462 STARTING_FRAME_OFFSET.
8463 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8464 * config/epiphany/epiphany.h (STARTING_FRAME_OFFSET): Delete.
8465 * config/epiphany/epiphany.c (epiphany_starting_frame_offset):
8467 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8468 * config/iq2000/iq2000.h (STARTING_FRAME_OFFSET): Delete.
8469 * config/iq2000/iq2000.c (iq2000_starting_frame_offset): New function.
8470 (TARGET_CONSTANT_ALIGNMENT): Redefine.
8471 * config/lm32/lm32.h (STARTING_FRAME_OFFSET): Delete.
8472 * config/lm32/lm32.c (lm32_starting_frame_offset): New function.
8473 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8474 * config/m32r/m32r.h (STARTING_FRAME_OFFSET): Delete.
8475 * config/m32r/m32r.c (m32r_starting_frame_offset): New function.
8476 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8477 * config/microblaze/microblaze.h (STARTING_FRAME_OFFSET): Delete.
8478 * config/microblaze/microblaze.c (microblaze_starting_frame_offset):
8480 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8481 * config/mips/mips.h (STARTING_FRAME_OFFSET): Delete.
8482 * config/mips/mips.c (mips_compute_frame_info): Refer to
8483 TARGET_STARTING_FRAME_OFFSET instead of STARTING_FRAME_OFFSET.
8484 (mips_starting_frame_offset): New function.
8485 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8486 * config/mmix/mmix.h (STARTING_FRAME_OFFSET): Delete.
8487 * config/mmix/mmix-protos.h (mmix_starting_frame_offset): Delete.
8488 * config/mmix/mmix.c (mmix_starting_frame_offset): Make static
8489 and return a HOST_WIDE_INT.
8490 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8491 (mmix_initial_elimination_offset): Refer to
8492 TARGET_STARTING_FRAME_OFFSET instead of STARTING_FRAME_OFFSET.
8493 * config/pa/pa.h (STARTING_FRAME_OFFSET): Delete.
8494 * config/pa/pa.c (pa_starting_frame_offset): New function.
8495 (pa_compute_frame_size): Use it instead of STARTING_FRAME_OFFSET.
8496 (pa_expand_prologue): Likewise.
8497 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8498 * config/powerpcspe/aix.h (STARTING_FRAME_OFFSET): Split out
8499 !FRAME_GROWS_DOWNWARD handling to...
8500 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
8501 * config/powerpcspe/darwin.h (STARTING_FRAME_OFFSET): Split out
8502 !FRAME_GROWS_DOWNWARD handling to...
8503 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
8504 * config/powerpcspe/powerpcspe.h (STARTING_FRAME_OFFSET): Split out
8505 !FRAME_GROWS_DOWNWARD handling to...
8506 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
8507 * config/powerpcspe/powerpcspe.c (TARGET_STARTING_FRAME_OFFSET):
8509 (rs6000_starting_frame_offset): New function.
8510 * config/rs6000/aix.h (STARTING_FRAME_OFFSET): Split out
8511 !FRAME_GROWS_DOWNWARD handling to...
8512 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
8513 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Split out
8514 !FRAME_GROWS_DOWNWARD handling to...
8515 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
8516 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET): Split out
8517 !FRAME_GROWS_DOWNWARD handling to...
8518 (RS6000_STARTING_FRAME_OFFSET): ...this new macro.
8519 * config/rs6000/rs6000.c (TARGET_STARTING_FRAME_OFFSET): Refine.
8520 (rs6000_starting_frame_offset): New function.
8521 * config/vax/elf.h (STARTING_FRAME_OFFSET): Delete.
8522 * config/vax/vax.h (STARTING_FRAME_OFFSET): Delete.
8523 * config/vax/vax.c (vax_starting_frame_offset): New function.
8524 (vax_expand_prologue): Use it instead of STARTING_FRAME_OFFSET.
8525 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8526 * config/xtensa/xtensa.h (STARTING_FRAME_OFFSET): Delete.
8527 * config/xtensa/xtensa.c (xtensa_starting_frame_offset): New function.
8528 (TARGET_STARTING_FRAME_OFFSET): Redefine.
8529 * system.h (STARTING_FRAME_OFFSET): Poison.
8531 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
8533 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
8534 SCALAR_TYPE_MODE instead of TYPE_MODE.
8536 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
8537 Alan Hayward <alan.hayward@arm.com>
8538 David Sherwood <david.sherwood@arm.com>
8540 * dwarf2out.c (loc_list_from_tree_1): Use SCALAR_INT_TYPE_MODE
8542 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
8543 Alan Hayward <alan.hayward@arm.com>
8544 David Sherwood <david.sherwood@arm.com>
8546 * expmed.c (expand_shift_1): Use scalar_mode for scalar_mode.
8548 2017-10-23 Richard Biener <rguenther@suse.de>
8550 PR tree-optimization/82129
8551 * tree-ssa-pre.c (bitmap_set_and): Remove.
8552 (compute_antic_aux): Compute ANTIC_OUT intersection in a way
8553 canonicalizing expressions in the set to those with lowest
8554 ID rather than taking that from the first edge.
8556 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
8558 * combine.c (rtx_equal_for_field_assignment_p): Use
8559 byte_lowpart_offset.
8561 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
8562 Alan Hayward <alan.hayward@arm.com>
8563 David Sherwood <david.sherwood@arm.com>
8565 * internal-fn.c (expand_direct_optab_fn): Don't assign directly
8566 to a SUBREG_PROMOTED_VAR.
8568 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
8569 Alan Hayward <alan.hayward@arm.com>
8570 David Sherwood <david.sherwood@arm.com>
8572 * cfgexpand.c (expand_debug_expr): Use GET_MODE_UNIT_PRECISION.
8573 (expand_debug_source_expr): Likewise.
8574 * combine.c (combine_simplify_rtx): Likewise.
8575 * cse.c (fold_rtx): Likewise.
8576 * optabs.c (expand_float): Likewise.
8577 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
8578 (simplify_binary_operation_1): Likewise.
8580 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
8581 Alan Hayward <alan.hayward@arm.com>
8582 David Sherwood <david.sherwood@arm.com>
8584 * combine.c (simplify_comparison): Use HWI_COMPUTABLE_MODE_P.
8585 (record_promoted_value): Likewise.
8586 * expr.c (expand_expr_real_2): Likewise.
8587 * ree.c (update_reg_equal_equiv_notes): Likewise.
8588 (combine_set_extension): Likewise.
8589 * rtlanal.c (low_bitmask_len): Likewise.
8590 * simplify-rtx.c (neg_const_int): Likewise.
8591 (simplify_binary_operation_1): Likewise.
8593 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
8594 Alan Hayward <alan.hayward@arm.com>
8595 David Sherwood <david.sherwood@arm.com>
8597 * lra-spills.c (assign_mem_slot): Use subreg_size_lowpart_offset.
8598 * regcprop.c (maybe_mode_change): Likewise.
8599 * reload1.c (alter_reg): Likewise.
8601 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
8603 * inchash.h (inchash::hash::add_wide_int): New function.
8604 * lto-streamer-out.c (hash_tree): Use it.
8606 2017-10-22 Richard Sandiford <richard.sandiford@linaro.org>
8608 * inchash.h (inchash::hash::add_wide_int): Rename to...
8609 (inchash::hash::add_hwi): ...this.
8610 * ipa-devirt.c (hash_odr_vtable): Update accordingly.
8611 (polymorphic_call_target_hasher::hash): Likewise.
8612 * ipa-icf.c (sem_function::get_hash, sem_function::init): Likewise.
8613 (sem_item::add_expr, sem_item::add_type, sem_variable::get_hash)
8614 (sem_item_optimizer::update_hash_by_addr_refs): Likewise.
8615 * lto-streamer-out.c (hash_tree): Likewise.
8616 * optc-save-gen.awk: Likewise.
8617 * tree.c (add_expr): Likewise.
8619 2017-10-22 Uros Bizjak <ubizjak@gmail.com>
8622 * config/i386/i386.c (ix86_fp_compare_mode): Return CCFPmode
8623 for ordered inequality comparisons even with TARGET_IEEE_FP.
8625 2017-10-22 Uros Bizjak <ubizjak@gmail.com>
8628 * config/i386/i386.md (cmp<dwi>_doubleword): New pattern.
8629 * config/i386/i386.c (ix86_expand_branch) <case E_TImode>:
8630 Expand with cmp<dwi>_doubleword.
8632 2017-10-21 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
8634 * extend.texi: Add x86 specific to 'nocf_check' attribute.
8635 List CET intrinsics.
8636 * invoke.texi: Add -mcet, -mibt, -mshstk options. Add x86
8637 specific to -fcf-protection option.
8639 2017-10-21 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
8641 * common/config/i386/i386-common.c (OPTION_MASK_ISA_IBT_SET): New.
8642 (OPTION_MASK_ISA_SHSTK_SET): Likewise.
8643 (OPTION_MASK_ISA_IBT_UNSET): Likewise.
8644 (OPTION_MASK_ISA_SHSTK_UNSET): Likewise.
8645 (ix86_handle_option): Add -mibt, -mshstk, -mcet handling.
8646 * config.gcc (extra_headers): Add cetintrin.h for x86 targets.
8647 (extra_objs): Add cet.o for Linux/x86 targets.
8648 (tmake_file): Add i386/t-cet for Linux/x86 targets.
8649 * config/i386/cet.c: New file.
8650 * config/i386/cetintrin.h: Likewise.
8651 * config/i386/t-cet: Likewise.
8652 * config/i386/cpuid.h (bit_SHSTK): New.
8653 (bit_IBT): Likewise.
8654 * config/i386/driver-i386.c (host_detect_local_cpu): Detect and
8655 pass IBT and SHSTK bits.
8656 * config/i386/i386-builtin-types.def
8657 (VOID_FTYPE_UNSIGNED_PVOID): New.
8658 (VOID_FTYPE_UINT64_PVOID): Likewise.
8659 * config/i386/i386-builtin.def: Add CET intrinsics.
8660 * config/i386/i386-c.c (ix86_target_macros_internal): Add
8661 OPTION_MASK_ISA_IBT, OPTION_MASK_ISA_SHSTK handling.
8662 * config/i386/i386-passes.def: Add pass_insert_endbranch pass.
8663 * config/i386/i386-protos.h (make_pass_insert_endbranch): New
8665 * config/i386/i386.c (rest_of_insert_endbranch): New.
8666 (pass_data_insert_endbranch): Likewise.
8667 (pass_insert_endbranch): Likewise.
8668 (make_pass_insert_endbranch): Likewise.
8669 (ix86_notrack_prefixed_insn_p): Likewise.
8670 (ix86_target_string): Add -mibt, -mshstk flags.
8671 (ix86_option_override_internal): Add flag_cf_protection
8673 (ix86_valid_target_attribute_inner_p): Set OPT_mibt, OPT_mshstk.
8674 (ix86_print_operand): Add 'notrack' prefix output.
8675 (ix86_init_mmx_sse_builtins): Add CET intrinsics.
8676 (ix86_expand_builtin): Expand CET intrinsics.
8677 (x86_output_mi_thunk): Add 'endbranch' instruction.
8678 * config/i386/i386.h (TARGET_IBT): New.
8679 (TARGET_IBT_P): Likewise.
8680 (TARGET_SHSTK): Likewise.
8681 (TARGET_SHSTK_P): Likewise.
8682 * config/i386/i386.md (unspecv): Add UNSPECV_NOP_RDSSP,
8683 UNSPECV_INCSSP, UNSPECV_SAVEPREVSSP, UNSPECV_RSTORSSP,
8684 UNSPECV_WRSS, UNSPECV_WRUSS, UNSPECV_SETSSBSY, UNSPECV_CLRSSBSY.
8685 (builtin_setjmp_setup): New pattern.
8686 (builtin_longjmp): Likewise.
8687 (rdssp<mode>): Likewise.
8688 (incssp<mode>): Likewise.
8689 (saveprevssp): Likewise.
8690 (rstorssp): Likewise.
8691 (wrss<mode>): Likewise.
8692 (wruss<mode>): Likewise.
8693 (setssbsy): Likewise.
8694 (clrssbsy): Likewise.
8695 (nop_endbr): Likewise.
8696 * config/i386/i386.opt: Add -mcet, -mibt, -mshstk and -mcet-switch
8698 * config/i386/immintrin.h: Include <cetintrin.h>.
8699 * config/i386/linux-common.h
8700 (file_end_indicate_exec_stack_and_cet): New prototype.
8701 (TARGET_ASM_FILE_END): New.
8703 2017-10-20 Jan Hubicka <hubicka@ucw.cz>
8705 * i386.c (ix86_builtin_vectorization_cost): Use existing rtx_cost
8706 latencies instead of having separate table; make difference between
8707 integer and float costs.
8708 * i386.h (processor_costs): Remove scalar_stmt_cost,
8709 scalar_load_cost, scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
8710 scalar_to_vec_cost, vec_align_load_cost, vec_unalign_load_cost,
8712 * x86-tune-costs.h: Remove entries which has been removed in
8713 procesor_costs from all tables; make cond_taken_branch_cost
8714 and cond_not_taken_branch_cost COST_N_INSNS based.
8716 2017-10-20 Jan Hubicka <hubicka@ucw.cz>
8718 * x86-tune-costs.h (intel_cost, generic_cost): Fix move costs.
8720 2017-10-20 Jakub Jelinek <jakub@redhat.com>
8722 * config/i386/i386.md (isa): Remove fma_avx512f.
8723 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
8724 <avx512>_fmadd_<mode>_mask3<round_name>,
8725 <avx512>_fmsub_<mode>_mask<round_name>,
8726 <avx512>_fmsub_<mode>_mask3<round_name>,
8727 <avx512>_fnmadd_<mode>_mask<round_name>,
8728 <avx512>_fnmadd_<mode>_mask3<round_name>,
8729 <avx512>_fnmsub_<mode>_mask<round_name>,
8730 <avx512>_fnmsub_<mode>_mask3<round_name>,
8731 <avx512>_fmaddsub_<mode>_mask<round_name>,
8732 <avx512>_fmaddsub_<mode>_mask3<round_name>,
8733 <avx512>_fmsubadd_<mode>_mask<round_name>,
8734 <avx512>_fmsubadd_<mode>_mask3<round_name>): Remove isa attribute.
8735 (*vec_widen_umult_even_v16si<mask_name>,
8736 *vec_widen_smult_even_v16si<mask_name>): Likewise.
8737 (<mask_codefor>avx512bw_dbpsadbw<mode><mask_name>): Likewise.
8739 2017-10-20 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
8741 * extend.texi: Add 'nocf_check' documentation.
8742 * gimple.texi: Add second parameter to
8743 gimple_build_call_from_tree.
8744 * invoke.texi: Add -fcf-protection documentation.
8745 * rtl.texi: Add REG_CALL_NOTRACK documenation.
8747 2017-10-20 Richard Biener <rguenther@suse.de>
8749 PR tree-optimization/82473
8750 * tree-vect-loop.c (vectorizable_reduction): Properly get at
8751 the largest input type.
8753 2017-10-20 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
8755 * c-attribs.c (handle_nocf_check_attribute): New function.
8756 (c_common_attribute_table): Add 'nocf_check' handling.
8757 * gimple-parser.c: Add second argument NULL to
8758 gimple_build_call_from_tree.
8759 * attrib.c (comp_type_attributes): Check nocf_check attribute.
8760 * cfgexpand.c (expand_call_stmt): Set REG_CALL_NOCF_CHECK for
8762 * combine.c (distribute_notes): Add REG_CALL_NOCF_CHECK handling.
8763 * common.opt: Add fcf-protection flag.
8764 * emit-rtl.c (try_split): Add REG_CALL_NOCF_CHECK handling.
8765 * flag-types.h: Add enum cf_protection_level.
8766 * gimple.c (gimple_build_call_from_tree): Add second parameter.
8767 Add 'nocf_check' attribute propagation to gimple call.
8768 * gimple.h (gf_mask): Add GF_CALL_NOCF_CHECK.
8769 (gimple_build_call_from_tree): Update prototype.
8770 (gimple_call_nocf_check_p): New function.
8771 (gimple_call_set_nocf_check): Likewise.
8772 * gimplify.c: Add second argument to gimple_build_call_from_tree.
8773 * ipa-icf.c: Add nocf_check attribute in statement hash.
8774 * recog.c (peep2_attempt): Add REG_CALL_NOCF_CHECK handling.
8775 * reg-notes.def: Add REG_NOTE (CALL_NOCF_CHECK).
8776 * toplev.c (process_options): Add flag_cf_protection handling.
8778 2017-10-19 Jan Hubicka <hubicka@ucw.cz>
8780 * x86-tune-costs.h (core_cost): Fix div, move and sqrt latencies.
8782 2017-10-20 Richard Biener <rguenther@suse.de>
8784 PR tree-optimization/82603
8785 * tree-if-conv.c (predicate_mem_writes): Make sure to only
8786 remove false predicated stores.
8788 2017-10-20 Richard Biener <rguenther@suse.de>
8790 * graphite-isl-ast-to-gimple.c
8791 (translate_isl_ast_to_gimple::graphite_copy_stmts_from_block):
8792 Remove return value and simplify, dump copied stmt after lhs
8794 (translate_isl_ast_to_gimple::translate_isl_ast_node_user):
8795 Reduce dump verbosity.
8796 (gsi_insert_earliest): Likewise.
8797 (translate_isl_ast_to_gimple::copy_bb_and_scalar_dependences): Adjust.
8798 * graphite.c (print_global_statistics): Adjust dumping.
8799 (print_graphite_scop_statistics): Likewise.
8800 (print_graphite_statistics): Do not dump loops here.
8801 (graphite_transform_loops): But here.
8803 2017-10-20 Nicolas Roche <roche@adacore.com>
8805 * configure.ac (ACX_PROG_GNAT): Append "libgnat" to include search dir.
8806 * configure: Regenerate.
8808 2017-10-20 Jakub Jelinek <jakub@redhat.com>
8811 * tree-cfg.c (pass_warn_function_return::execute): In noreturn
8812 functions when optimizing replace GIMPLE_RETURN stmts with
8813 calls to __builtin_unreachable ().
8816 * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Add libtsan_preinit.o
8817 for -fsanitize=thread link of executables.
8818 (LIBLSAN_EARLY_SPEC): Add liblsan_preinit.o for -fsanitize=leak
8819 link of executables.
8822 * config/i386/sse.md (VI248_AVX2, VI248_AVX512BW, VI248_AVX512BW_2):
8824 (<shift_insn><mode>3<mask_name>): Change the last of the 3
8825 define_insns for logical vector shifts to use VI248_AVX512BW
8826 iterator instead of VI48_AVX512, remove <mask_mode512bit_condition>
8827 condition, useless isa and prefix attributes. Change the first
8828 2 of these define_insns to ...
8829 (<mask_codefor><shift_insn><mode>3<mask_name>): ... this, new
8830 define_insn for avx512vl.
8831 (<shift_insn><mode>3): ... and this, new define_insn without
8832 masking for non-avx512vl.
8835 * config/i386/sse.md (*andnot<mode>3,
8836 <mask_codefor><code><mode>3<mask_name>, *<code><mode>3): Split
8837 (=v,v,vm) alternative into (=x,x,xm) and (=v,v,vm), for 128-bit
8838 and 256-bit vectors, the (=x,x,xm) alternative and when mask is
8839 not applied use empty suffix even for TARGET_AVX512VL.
8840 * config/i386/subst.md (mask_prefix3, mask_prefix4): When mask
8841 is applied, supply evex,evex or evex,evex,evex instead of just
8844 2017-10-20 Julia Koval <julia.koval@intel.com>
8846 * common/config/i386/i386-common.c (OPTION_MASK_ISA_GFNI_SET,
8847 (OPTION_MASK_ISA_GFNI_UNSET): New.
8848 (ix86_handle_option): Handle OPT_mgfni.
8849 * config/i386/cpuid.h (bit_GFNI): New.
8850 * config/i386/driver-i386.c (host_detect_local_cpu): Detect gfni.
8851 * config/i386/i386-c.c (ix86_target_macros_internal): Define __GFNI__.
8852 * config/i386/i386.c (ix86_target_string): Add -mgfni.
8853 (ix86_valid_target_attribute_inner_p): Add OPT_mgfni.
8854 * config/i386/i386.h (TARGET_GFNI, TARGET_GFNI_P): New.
8855 * config/i386/i386.opt: Add mgfni.
8857 2017-10-20 Orlando Arias <oarias@knights.ucf.edu>
8859 * config/msp430/msp430.c (msp430_option_override): Disable
8860 -fdelete-null-pointer-checks.
8861 * doc/invoke.text (-fdelete-null-pointer-checks): Document that.
8863 2017-10-19 Jan Hubicka <hubicka@ucw.cz>
8865 * x86-tune-costs.h (generic_cost, core_cost): Correct costs
8866 of x87 and SSE instructions.
8868 2017-10-19 Jan Hubicka <hubicka@ucw.cz>
8870 * asan.c (create_cond_insert_point): Do not update edge count.
8871 * auto-profile.c (afdo_propagate_edge): Update for edge count removal.
8872 (afdo_propagate_circuit): Likewise.
8873 (afdo_calculate_branch_prob): Likewise.
8874 (afdo_annotate_cfg): Likewise.
8875 * basic-block.h (struct edge_def): Remove count.
8876 (edge_def::count): New accessor.
8877 * bb-reorder.c (rotate_loop): Update.
8878 (find_traces_1_round): Update.
8879 (connect_traces): Update.
8880 (sanitize_hot_paths): Update.
8881 * cfg.c (unchecked_make_edge): Update.
8882 (make_single_succ_edge): Update.
8883 (check_bb_profile): Update.
8884 (dump_edge_info): Update.
8885 (update_bb_profile_for_threading): Update.
8886 (scale_bbs_frequencies_int): Update.
8887 (scale_bbs_frequencies_gcov_type): Update.
8888 (scale_bbs_frequencies_profile_count): Update.
8889 (scale_bbs_frequencies): Update.
8890 * cfganal.c (connect_infinite_loops_to_exit): Update.
8891 * cfgbuild.c (compute_outgoing_frequencies): Update.
8892 (find_many_sub_basic_blocks): Update.
8893 * cfgcleanup.c (try_forward_edges): Update.
8894 (try_crossjump_to_edge): Update
8895 * cfgexpand.c (expand_gimple_cond): Update
8896 (expand_gimple_tailcall): Update
8897 (construct_exit_block): Update
8898 * cfghooks.c (verify_flow_info): Update
8899 (redirect_edge_succ_nodup): Update
8900 (split_edge): Update
8901 (make_forwarder_block): Update
8902 (duplicate_block): Update
8903 (account_profile_record): Update
8904 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
8905 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
8906 * cfgloopmanip.c (scale_loop_profile): Update.
8908 (lv_adjust_loop_entry_edge): Update.
8909 * cfgrtl.c (try_redirect_by_replacing_jump): Update.
8910 (force_nonfallthru_and_redirect): Update.
8911 (purge_dead_edges): Update.
8912 (rtl_flow_call_edges_add): Update.
8913 * cgraphunit.c (init_lowered_empty_function): Update.
8914 (cgraph_node::expand_thunk): Update.
8915 * gimple-pretty-print.c (dump_probability): Update.
8916 (dump_edge_probability): Update.
8917 * gimple-ssa-isolate-paths.c (isolate_path): Update.
8918 * haifa-sched.c (sched_create_recovery_edges): Update.
8919 * hsa-gen.c (convert_switch_statements): Update.
8920 * ifcvt.c (dead_or_predicable): Update.
8921 * ipa-inline-transform.c (inline_transform): Update.
8922 * ipa-split.c (split_function): Update.
8923 * ipa-utils.c (ipa_merge_profiles): Update.
8924 * loop-doloop.c (add_test): Update.
8925 * loop-unroll.c (unroll_loop_runtime_iterations): Update.
8926 * lto-streamer-in.c (input_cfg): Update.
8927 (input_function): Update.
8928 * lto-streamer-out.c (output_cfg): Update.
8929 * modulo-sched.c (sms_schedule): Update.
8930 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
8931 * predict.c (maybe_hot_edge_p): Update.
8932 (unlikely_executed_edge_p): Update.
8933 (probably_never_executed_edge_p): Update.
8934 (dump_prediction): Update.
8935 (drop_profile): Update.
8936 (propagate_unlikely_bbs_forward): Update.
8937 (determine_unlikely_bbs): Update.
8938 (force_edge_cold): Update.
8939 * profile.c (compute_branch_probabilities): Update.
8940 * reg-stack.c (better_edge): Update.
8941 * shrink-wrap.c (handle_simple_exit): Update.
8942 * tracer.c (better_p): Update.
8943 * trans-mem.c (expand_transaction): Update.
8944 (split_bb_make_tm_edge): Update.
8945 * tree-call-cdce.c: Update.
8946 * tree-cfg.c (gimple_find_sub_bbs): Update.
8947 (gimple_split_edge): Update.
8948 (gimple_duplicate_sese_region): Update.
8949 (gimple_duplicate_sese_tail): Update.
8950 (gimple_flow_call_edges_add): Update.
8951 (insert_cond_bb): Update.
8952 (execute_fixup_cfg): Update.
8953 * tree-cfgcleanup.c (cleanup_control_expr_graph): Update.
8954 * tree-complex.c (expand_complex_div_wide): Update.
8955 * tree-eh.c (lower_resx): Update.
8956 (unsplit_eh): Update.
8957 (cleanup_empty_eh_move_lp): Update.
8958 * tree-inline.c (copy_edges_for_bb): Update.
8959 (freqs_to_counts): Update.
8960 (copy_cfg_body): Update.
8961 * tree-ssa-dce.c (remove_dead_stmt): Update.
8962 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
8963 * tree-ssa-loop-im.c (execute_sm_if_changed): Update.
8964 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update.
8965 (unloop_loops): Update.
8966 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
8967 * tree-ssa-loop-split.c (connect_loops): Update.
8968 (split_loop): Update.
8969 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
8970 * tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update.
8971 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update.
8972 * tree-ssa-reassoc.c (branch_fixup): Update.
8973 * tree-ssa-tail-merge.c (replace_block_by): Update.
8974 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update.
8975 (compute_path_counts): Update.
8976 (update_profile): Update.
8977 (recompute_probabilities): Update.
8978 (update_joiner_offpath_counts): Update.
8979 (estimated_freqs_path): Update.
8980 (freqs_to_counts_path): Update.
8981 (clear_counts_path): Update.
8982 (ssa_fix_duplicate_block_edges): Update.
8983 (duplicate_thread_path): Update.
8984 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update.
8985 (case_bit_test_cmp): Update.
8986 (collect_switch_conv_info): Update.
8987 (gen_inbound_check): Update.
8988 (do_jump_if_equal): Update.
8989 (emit_cmp_and_jump_insns): Update.
8990 * tree-tailcall.c (decrease_profile): Update.
8991 (eliminate_tail_call): Update.
8992 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
8993 (vect_do_peeling): Update.
8994 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
8995 * ubsan.c (ubsan_expand_null_ifn): Update.
8996 (ubsan_expand_ptr_ifn): Update.
8997 * value-prof.c (gimple_divmod_fixed_value): Update.
8998 (gimple_mod_pow2): Update.
8999 (gimple_mod_subtract): Update.
9000 (gimple_ic): Update.
9001 (gimple_stringop_fixed_value): Update.
9003 2017-10-19 Uros Bizjak <ubizjak@gmail.com>
9006 * config/i386/i386.md (sub to cmp): New peephole2 pattern.
9008 2017-10-19 Alexander Monakov <amonakov@ispras.ru>
9010 PR rtl-optimization/82395
9011 * ira-color.c (allocno_priority_compare_func): Fix comparison step
9012 based on non_spilled_static_chain_regno_p.
9014 2017-10-19 Uros Bizjak <ubizjak@gmail.com>
9016 * config/i386/i386.c (output_387_binary_op): Rewrite SSE part.
9017 (ix86_emit_mode_set): Rewrite insn mnemonic construction.
9018 (ix86_prepare_fp_compare_args): Redefine is_sse as bool.
9020 2017-10-19 Martin Sebor <msebor@redhat.com>
9022 PR tree-optimization/82596
9023 * tree.c (array_at_struct_end_p): Handle STRING_CST.
9025 2017-10-19 Eric Botcazou <ebotcazou@adacore.com>
9027 * asan.c (handle_builtin_alloca): Deal with all alloca variants.
9028 (get_mem_refs_of_builtin_call): Likewise.
9029 * builtins.c (expand_builtin_apply): Adjust call to
9030 allocate_dynamic_stack_space.
9031 (expand_builtin_alloca): For __builtin_alloca_with_align_and_max, pass
9032 the third argument to allocate_dynamic_stack_space, otherwise -1.
9033 (expand_builtin): Deal with all alloca variants.
9034 (is_inexpensive_builtin): Likewise.
9035 * builtins.def (BUILT_IN_ALLOCA_WITH_ALIGN_AND_MAX): New.
9036 * calls.c (special_function_p): Deal with all alloca variants.
9037 (initialize_argument_information): Adjust call to
9038 allocate_dynamic_stack_space.
9039 (expand_call): Likewise.
9040 * cfgexpand.c (expand_call_stmt): Deal with all alloca variants.
9041 * doc/extend.texi (Built-ins): Add __builtin_alloca_with_align_and_max
9042 * explow.c (allocate_dynamic_stack_space): Add MAX_SIZE parameter and
9043 use it for the stack usage computation.
9044 * explow.h (allocate_dynamic_stack_space): Adjust prototype.
9045 * function.c (gimplify_parameters): Call build_alloca_call_expr.
9046 * gimple-ssa-warn-alloca.c (alloca_call_type): Simplify control flow.
9047 Take into account 3rd argument of __builtin_alloca_with_align_and_max.
9048 (in_loop_p): Remove first argument and useless check.
9049 (pass_walloca::execute): Remove useless test and adjust call to above.
9050 * gimple.c (gimple_build_call_from_tree): Deal with all alloc variants
9051 * gimplify.c (gimplify_vla_decl): Call build_alloca_call_expr.
9052 (gimplify_call_expr): Deal with all alloca variants.
9053 * hsa-gen.c (gen_hsa_alloca): Likewise.
9054 (gen_hsa_insns_for_call): Likewise.
9055 * ipa-pure-const.c (special_builtin_state): Likewise.
9056 * tree-chkp.c (chkp_build_returned_bound): Likewise.
9057 * tree-object-size.c (alloc_object_size): Likewise.
9058 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
9059 (call_may_clobber_ref_p_1): Likewise.
9060 * tree-ssa-ccp.c (evaluate_stmt): Likewise.
9061 (ccp_fold_stmt): Likewise.
9062 (optimize_stack_restore): Likewise.
9063 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9064 (mark_all_reaching_defs_necessary_1): Likewise.
9065 (propagate_necessity): Likewise.
9066 (eliminate_unnecessary_stmts): Likewise.
9067 * tree.c (build_common_builtin_nodes): Build
9068 BUILT_IN_ALLOCA_WITH_ALIGN_AND_MAX.
9069 (build_alloca_call_expr): New function.
9070 * tree.h (ALLOCA_FUNCTION_CODE_P): New macro.
9071 (CASE_BUILT_IN_ALLOCA): Likewise.
9072 (build_alloca_call_expr): Declare.
9073 * varasm.c (incorporeal_function_p): Deal with all alloca variants.
9075 2017-10-19 Eric Botcazou <ebotcazou@adacore.com>
9078 * dwarf2out.c (new_die_raw): New static inline function.
9079 (new_die): Use it to create the DIE.
9080 (add_AT_external_die_ref): Likewise.
9081 (clone_die): Likewise.
9082 (clone_as_declaration): Likewise.
9083 (dwarf2out_vms_debug_main_pointer): Likewise.
9084 (base_type_die): Likewise. Remove early return for corner cases.
9085 Do not call add_pubtype on the DIE here.
9086 (is_base_type): Remove ERROR_MARK and return 0 for VOID_TYPE.
9087 (modified_type_die): Adjust the lookup for reverse order DIEs. Skip
9088 typedefs for base types with DW_AT_endianity. Make sure a DIE with
9089 native order exists for base types, attach the DIE manually and call
9090 add_pubtype on it. Do not equate a reverse order DIE to the type.
9092 2017-10-19 Richard Earnshaw <rearnsha@arm.com>
9094 * config/arm/arm.c (align_ok_ldrd_strd): New function.
9095 (mem_ok_for_ldrd_strd): New parameter align. Extract the alignment of
9097 (gen_operands_ldrd_strd): Validate the alignment of the accesses.
9099 2017-10-19 Jakub Jelinek <jakub@redhat.com>
9101 * flag-types.h (enum sanitize_code): Add SANITIZE_BUILTIN. Or
9102 SANITIZE_BUILTIN into SANITIZE_UNDEFINED.
9103 * sanitizer.def (BUILT_IN_UBSAN_HANDLE_INVALID_BUILTIN,
9104 BUILT_IN_UBSAN_HANDLE_INVALID_BUILTIN_ABORT): New builtins.
9105 * opts.c (sanitizer_opts): Add builtin.
9106 * ubsan.c (instrument_builtin): New function.
9107 (pass_ubsan::execute): Call it.
9108 (pass_ubsan::gate): Enable even for SANITIZE_BUILTIN.
9109 * doc/invoke.texi: Document -fsanitize=builtin.
9111 * ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch
9112 builtins, store max (log2 (align), 0) into uchar field instead of
9113 align into uptr field.
9114 (ubsan_expand_objsize_ifn): Use _v1 suffixed type mismatch builtins,
9115 store uchar 0 field instead of uptr 0 field.
9116 (instrument_nonnull_return): Use _v1 suffixed nonnull return builtin,
9117 instead of passing one address of struct with 2 locations pass
9118 two addresses of structs with 1 location each.
9119 * sanitizer.def (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH,
9120 BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_ABORT,
9121 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN,
9122 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_ABORT): Removed.
9123 (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1,
9124 BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1_ABORT,
9125 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1,
9126 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1_ABORT): New builtins.
9128 2017-10-19 Martin Liska <mliska@suse.cz>
9131 * file-find.c (remove_prefix): Remove.
9132 * file-find.h (remove_prefix): Likewise.
9133 * gcc-ar.c: Remove smartness of lookup.
9135 2017-10-19 Segher Boessenkool <segher@kernel.crashing.org>
9137 * config/rs6000/rs6000.md (*call_indirect_aix<mode>,
9138 *call_value_indirect_aix<mode>, *call_indirect_elfv2<mode>,
9139 *call_value_indirect_elfv2<mode>): Add correct mode to the unspec.
9141 2017-10-19 Jakub Jelinek <jakub@redhat.com>
9144 * config/i386/i386.md (setcc + movzbl to xor + setcc): New peephole2.
9145 (setcc + and to xor + setcc): New peephole2.
9147 2017-10-19 Tom de Vries <tom@codesourcery.com>
9149 * doc/sourcebuild.texi (Test Directives, Variants of
9150 dg-require-support): Add dg-require-stack-size.
9152 2017-10-19 Martin Liska <mliska@suse.cz>
9155 * gimplify.c (gimplify_decl_expr): Do not instrument variables
9156 that have a large alignment.
9157 (gimplify_target_expr): Likewise.
9159 2017-10-18 Segher Boessenkool <segher@kernel.crashing.org>
9161 PR rtl-optimization/82602
9162 * ira.c (rtx_moveable_p): Return false for volatile asm.
9164 2017-10-18 Uros Bizjak <ubizjak@gmail.com>
9167 * config/i386/i386-modes.def (CCGZ): New CC mode.
9168 * config/i386/i386.md (sub<mode>3_carry_ccgz): New insn pattern.
9169 * config/i386/predicates.md (ix86_comparison_operator):
9171 * config/i386/i386.c (ix86_expand_branch) <case E_TImode>:
9172 Emulate LE, LEU, GT, GTU, LT, LTU, GE and GEU double-word comparisons
9173 with double-word subtraction.
9174 (put_condition_code): Handle CCGZmode.
9176 2017-10-18 Aldy Hernandez <aldyh@redhat.com>
9178 * wide-int.cc (debug (const wide_int &)): New.
9179 (debug (const wide_int *)): New.
9180 (debug (const widest_int &)): New.
9181 (debug (const widest_int *)): New.
9183 2017-10-18 Vladimir Makarov <vmakarov@redhat.com>
9186 * lra-constraints.c (curr_insn_transform): Use non-input operand
9187 instead of output one for matched reload.
9189 2017-10-18 Bin Cheng <bin.cheng@arm.com>
9191 * tree-loop-distribution.c (INCLUDE_ALGORITHM): New header file.
9192 (tree-ssa-loop-ivopts.h): New header file.
9193 (struct builtin_info): New fields.
9194 (classify_builtin_1): Compute and record base and offset parts for
9195 memset builtin partition by calling strip_offset.
9196 (offset_cmp, fuse_memset_builtins): New functions.
9197 (finalize_partitions): Fuse adjacent memset partitions by calling
9199 * tree-ssa-loop-ivopts.c (strip_offset): Delete static declaration.
9200 Expose the interface.
9201 * tree-ssa-loop-ivopts.h (strip_offset): New declaration.
9203 2017-10-18 Bin Cheng <bin.cheng@arm.com>
9205 PR tree-optimization/82574
9206 * tree-loop-distribution.c (find_single_drs): New parameter. Check
9207 that data reference must be executed exactly once per iteration
9208 against the outermost loop in nest.
9209 (classify_partition): Update call to above function.
9211 2017-10-18 Richard Biener <rguenther@suse.de>
9213 PR tree-optimization/82591
9214 * graphite.c (graphite_transform_loops): Move code gen message
9216 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
9217 Here. Handle scop_to_isl_ast failing.
9218 (scop_to_isl_ast): Limit the number of ISL operations.
9220 2017-10-18 Richard Biener <rguenther@suse.de>
9222 * graphite-isl-ast-to-gimple.c
9223 (translate_isl_ast_to_gimple::set_rename): Simplify.
9224 (translate_isl_ast_to_gimple::set_rename_for_each_def): Inline...
9225 (graphite_copy_stmts_from_block): ... here.
9226 (copy_bb_and_scalar_dependences): Simplify.
9227 (add_parameters_to_ivs_params): Canonicalize.
9228 (generate_entry_out_of_ssa_copies): Simplify.
9229 * graphite-sese-to-poly.c (extract_affine_name): Simplify
9230 by passing in ISL dimension.
9231 (parameter_index_in_region_1): Rename to ...
9232 (parameter_index_in_region): ... this.
9233 (extract_affine): Adjust assert, pass down parameter index.
9234 (add_param_constraints): Use range-info when available.
9235 (build_scop_context): Adjust.
9236 * sese.c (new_sese_info): Adjust.
9237 (free_sese_info): Likewise.
9238 * sese.h (bb_map_t, rename_map_t, phi_rename, init_back_edge_pair_t):
9239 Remove unused typedefs.
9240 (struct sese_info_t): Simplify rename_map, remove incomplete_phis.
9242 2017-10-18 Martin Liska <mliska@suse.cz>
9244 * combine.c (simplify_compare_const): Add gcc_fallthrough.
9246 2017-10-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
9248 * config/s390/s390.c (s390_bb_fallthru_entry_likely): New function.
9249 (s390_sched_init): Do not reset s390_sched_state if we entered the
9250 current basic block via a fallthru edge and all others are unlikely.
9252 2017-10-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
9254 * config/s390/s390.c (NUM_SIDES): New variable.
9255 (LONGRUNNING_THRESHOLD): New variable.
9256 (LATENCY_FACTOR): New variable.
9257 (s390_sched_score): Decrease score for long-running instructions on
9259 (s390_sched_variable_issue): Perform bookkeeping for long-running
9262 2017-10-18 Richard Biener <rguenther@suse.de>
9264 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9265 Simplify with removal of the parameter rename map.
9266 (set_rename): Likewise.
9267 (should_copy_to_new_region): Likewise.
9268 (graphite_copy_stmts_from_block): Likewise.
9269 (copy_bb_and_scalar_dependences): Remove initialization of
9270 unused copied_bb_map.
9272 (copy_internal_parameters): Likewise.
9273 (graphite_regenerate_ast_isl): Do not call copy_internal_parameters.
9274 * graphite-scop-detection.c (scop_detection::stmt_simple_for_scop_p):
9275 Use INTEGRAL_TYPE_P.
9276 (parameter_index_in_region_1): Rename to ...
9277 (assign_parameter_index_in_region): ... this. Assert we have
9278 a parameter we handle.
9279 (scan_tree_for_params): Adjust.
9280 * sese.h (parameter_rename_map_t): Remove.
9281 (struct sese_info_t): Remove unused parameter_rename_map and
9282 copied_bb_map members.
9283 * sese.c (new_sese_info): Adjust.
9284 (free_sese_info): Likewise.
9286 2017-10-18 Martin Liska <mliska@suse.cz>
9289 * asan.c (asan_expand_poison_ifn): Do not put gimple stmt
9290 on an abnormal edge.
9292 2017-10-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9294 * doc/invoke.texi (ffunction-sections and fdata-sections):
9297 2017-10-17 Eric Botcazou <ebotcazou@adacore.com>
9299 * tree-ssa-loop-ivopts.c (add_autoinc_candidates): Bail out only if
9300 the use statement can throw internally.
9302 2017-10-17 Eric Botcazou <ebotcazou@adacore.com>
9304 * config/visium/visium.c (visium_select_cc_mode): Return CCmode for
9305 any RTX present on the RHS of a SET.
9306 * compare-elim.c (try_eliminate_compare): Restore comment.
9308 2017-10-17 Jakub Jelinek <jakub@redhat.com>
9310 * langhooks.h (struct lang_hooks): Document that tree_size langhook
9311 may be also called on tcc_type nodes.
9312 * langhooks.c (lhd_tree_size): Likewise.
9314 2017-10-17 David Malcolm <dmalcolm@redhat.com>
9316 * gimple-ssa-sprintf.c (fmtwarn): Update for changed signature of
9317 format_warning_at_substring.
9318 (maybe_warn): Convert source_range * param to a location_t. Pass
9319 UNKNOWN_LOCATION rather than NULL to fmtwarn.
9320 (format_directive): Remove code to extract source_ranges and
9321 source_range * in favor of just a location_t.
9322 (parse_directive): Pass UNKNOWN_LOCATION rather than NULL to
9324 * substring-locations.c (format_warning_va): Convert
9325 source_range * param to a location_t.
9326 (format_warning_at_substring): Likewise.
9327 * substring-locations.h (format_warning_va): Likewise.
9328 (format_warning_at_substring): Likewise.
9330 2017-10-17 Jan Hubicka <hubicka@ucw.cz>
9332 * target.h (enum vect_cost_for_stmt): Add vec_gather_load and
9334 * tree-vect-stmts.c (record_stmt_cost): Make difference between normal
9335 and scatter/gather ops.
9337 * aarch64/aarch64.c (aarch64_builtin_vectorization_cost): Add
9338 vec_gather_load and vec_scatter_store.
9339 * arm/arm.c (arm_builtin_vectorization_cost): Likewise.
9340 * powerpcspe/powerpcspe.c (rs6000_builtin_vectorization_cost): Likewise.
9341 * rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Likewise.
9342 * s390/s390.c (s390_builtin_vectorization_cost): Likewise.
9343 * spu/spu.c (spu_builtin_vectorization_cost): Likewise.
9344 * i386/i386.c (x86_builtin_vectorization_cost): Likewise.
9346 2017-10-17 Uros Bizjak <ubizjak@gmail.com>
9348 * reg-stack.c (compare_for_stack_reg): Add bool argument.
9349 Detect FTST instruction and handle its register pops. Only pop
9350 second operand if can_pop_second_op is true.
9351 (subst_stack_regs_pat) <case COMPARE>: Detect FCOMI instruction to
9352 set can_pop_second_op to false in the compare_for_stack_reg call.
9354 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Only call
9355 output_fp_compare for stack register operands.
9356 * config/i386/i386.c (output_fp_compare): Do not output SSE compare
9357 instructions here. Do not emit stack register pops here. Assert
9358 that FCOMPP pops next to top stack register. Rewrite function.
9360 2017-10-17 Nathan Sidwell <nathan@acm.org>
9363 * alias.c (compare_base_decls): Check HAS_DECL_ASSEMBLER_NAME_P,
9364 use DECL_ASSEMBLER_NAME_RAW.
9367 * tree.c (tree_code_size): Reformat. Punt to lang hook for unknown
9370 2017-10-17 Qing Zhao <qing.zhao@oracle.com>
9371 Wilco Dijkstra <wilco.dijkstra@arm.com>
9373 * builtins.c (expand_builtin_update_setjmp_buf): Add a
9374 converstion to Pmode from the buf_addr.
9376 2017-10-17 Richard Biener <rguenther@suse.de>
9378 * graphite-dependences.c (scop_get_reads_and_writes): Change
9379 output parameters to references.
9381 2017-10-17 Jackson Woodruff <jackson.woodruff@arm.com>
9383 PR 71026/tree-optimization
9384 * fold-const.c (distribute_real_division): Removed.
9385 (fold_binary_loc): Remove calls to distribute_real_divison.
9387 2017-10-17 Richard Biener <rguenther@suse.de>
9389 * graphite-scop-detection.c
9390 (scop_detection::stmt_has_simple_data_refs_p): Always use
9391 the full nest as region.
9392 (try_generate_gimple_bb): Likewise.
9393 * sese.c (scalar_evolution_in_region): Simplify now that
9394 SCEV can handle instantiation in regions.
9395 * tree-scalar-evolution.c (instantiate_scev_name): Also instantiate
9396 in the non-loop part of a function if requested.
9398 2017-10-17 Richard Biener <rguenther@suse.de>
9400 PR tree-optimization/82563
9401 * graphite-isl-ast-to-gimple.c (generate_entry_out_of_ssa_copies):
9403 (graphite_regenerate_ast_isl): Call it.
9404 * graphite-scop-detection.c (build_scops): Remove entry edge split.
9406 2017-10-17 Jakub Jelinek <jakub@redhat.com>
9408 PR tree-optimization/82549
9409 * fold-const.c (optimize_bit_field_compare, fold_truth_andor_1):
9410 Formatting fixes. Instead of calling make_bit_field_ref with negative
9413 2017-10-17 Olga Makhotina <olga.makhotina@intel.com>
9415 * config/i386/avx512dqintrin.h (_mm_mask_reduce_sd,
9416 _mm_maskz_reduce_sd, _mm_mask_reduce_ss,=20
9417 _mm_maskz_reduce_ss): New.
9418 * config/i386/i386-builtin.def (__builtin_ia32_reducesd_mask,
9419 __builtin_ia32_reducess_mask): Ditto..
9420 (__builtin_ia32_reducesd, __builtin_ia32_reducess): Remove.
9421 * config/i386/sse.md (reduces<mode>): Renamed to ...
9422 (reduces<mode><mask_scalar_name>): ... this.
9423 (vreduce<ssescalarmodesuffix>\t{%3, %2, %1, %0|%0, %1, %2, %3}):
9425 (vreduce<ssescalarmodesuffix>\t{%3, %2, %1, %0<mask_scalar_operand4>|
9426 %0<mask_scalar_operand4>, %1, %2, %3}): ... this.
9428 2017-10-16 David Malcolm <dmalcolm@redhat.com>
9430 * Makefile.in (OBJS): Add unique-ptr-tests.o.
9431 * selftest-run-tests.c (selftest::run_tests): Call
9432 selftest::unique_ptr_tests_cc_tests.
9433 * selftest.h (selftest::unique_ptr_tests_cc_tests): New decl.
9434 * unique-ptr-tests.cc: New file.
9436 2017-10-16 Vladimir Makarov <vmakarov@redhat.com>
9439 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
9441 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
9442 (make_hard_regno_born, make_hard_regno_dead): Update
9443 bb_killed_pseudos and bb_gen_pseudos for fixed regs.
9445 2017-10-16 Jeff Law <law@redhat.com>
9447 * tree-ssa-dse.c (live_bytes_read): Fix thinko.
9449 2017-10-16 Jan Hubicka <hubicka@ucw.cz>
9451 * x86-tune-costs.h (znver1_cost): Fix move cost tables.
9453 2017-10-16 Olivier Hainque <hainque@adacore.com>
9455 * gcc/config.gcc (powerpc*-*-*spe*): Pick 8548 as the default
9456 with_cpu if we were configured for an e500v2 target cpu name.
9458 2017-10-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
9460 * config/arm/arm-cpus.in (cortex-m33): Add nodsp option.
9461 * doc/invoke.texi: Document +nodsp as a valid extension for
9464 2017-10-16 Martin Liska <mliska@suse.cz>
9466 * sbitmap.c (bitmap_bit_in_range_p_checking): New function.
9467 (test_set_range): Likewise.
9468 (test_range_functions): Rename to ...
9469 (test_bit_in_range): ... this.
9470 (sbitmap_c_tests): Add new test.
9472 2017-10-16 Tamar Christina <tamar.christina@arm.com>
9474 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32):
9476 (vdot_lane_u32, vdot_laneq_u32, vdotq_lane_u32, vdotq_laneq_u32): New.
9477 (vdot_lane_s32, vdot_laneq_s32, vdotq_lane_s32, vdotq_laneq_s32): New.
9479 2017-10-16 Tamar Christina <tamar.christina@arm.com>
9481 * config/aarch64/aarch64-builtins.c
9482 (aarch64_types_quadopu_lane_qualifiers): New.
9483 (TYPES_QUADOPU_LANE): New.
9484 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>): New.
9485 (<sur>dot_prod<vsi2qi>, aarch64_<sur>dot_lane<vsi2qi>): New.
9486 (aarch64_<sur>dot_laneq<vsi2qi>): New.
9487 * config/aarch64/aarch64-simd-builtins.def (sdot, udot): New.
9488 (sdot_lane, udot_lane, sdot_laneq, udot_laneq): New.
9489 * config/aarch64/iterators.md (sur): Add UNSPEC_SDOT, UNSPEC_UDOT.
9490 (Vdottype, DOTPROD): New.
9491 (sur): Add SDOT and UDOT.
9493 2017-10-16 Tamar Christina <tamar.christina@arm.com>
9495 * config/aarch64/aarch64.h (AARCH64_FL_DOTPROD): New.
9496 (AARCH64_ISA_DOTPROD, TARGET_DOTPROD): New.
9497 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9499 * config/aarch64/aarch64-option-extensions.def (dotprod): New.
9500 * config/aarch64/aarch64-cores.def (cortex-a55, cortex-a75):
9501 Enable TARGET_DOTPROD.
9502 (cortex-a75.cortex-a55): Likewise.
9503 * doc/invoke.texi (aarch64-feature-modifiers): Document dotprod.
9505 2017-10-16 Tamar Christina <tamar.christina@arm.com>
9507 * config/arm/arm-builtins.c (arm_unsigned_uternop_qualifiers): New.
9508 (UTERNOP_QUALIFIERS, arm_umac_lane_qualifiers, UMAC_LANE_QUALIFIERS):
9510 * config/arm/arm_neon_builtins.def (sdot, udot, sdot_lane, udot_lane):
9512 * config/arm/iterators.md (DOTPROD, VSI2QI, vsi2qi): New.
9513 (UNSPEC_DOT_S, UNSPEC_DOT_U, opsuffix): New.
9514 * config/arm/neon.md (neon_<sup>dot<vsi2qi>): New.
9515 (neon_<sup>dot_lane<vsi2qi>, <sup>dot_prod<vsi2qi>): New.
9516 * config/arm/types.md (neon_dot, neon_dot_q): New.
9517 * config/arm/unspecs.md (sup): Add UNSPEC_DOT_S, UNSPEC_DOT_U.
9519 2017-10-16 Tamar Christina <tamar.christina@arm.com>
9521 * config/arm/arm.h (TARGET_DOTPROD): New.
9522 * config/arm/arm.c (arm_arch_dotprod): New.
9523 (arm_option_reconfigure_globals): Add arm_arch_dotprod.
9524 * config/arm/arm-c.c (__ARM_FEATURE_DOTPROD): New.
9525 * config/arm/arm-cpus.in (armv8.2-a): Enabled +dotprod.
9526 (feature dotprod, group dotprod, ALL_SIMD_INTERNAL): New.
9527 (ALL_FPU_INTERNAL): Use ALL_SIMD_INTERNAL.
9528 * config/arm/t-multilib (v8_2_a_simd_variants): Add dotprod.
9529 * doc/invoke.texi (armv8.2-a): Document dotprod
9531 2017-10-14 Jan Hubicka <hubicka@ucw.cz>
9533 * i386.c (ix86_vec_cost): New function.
9534 (ix86_rtx_costs): Handle vector operations better.
9535 * i386.h (struct processor_costs): Add sse_op, fmasd, fmass.
9536 * x86-tune-costs.h: Add new costs to all tables.
9538 2017-10-14 Jan Hubicka <hubicka@ucw.cz>
9540 * i386.c (ix86_rtx_costs): Make difference between x87 and SSE
9542 * i386.h (struct processor_costs): Add addss, mulss, mulsd, divss,
9543 divsd, sqrtss and sqrtsd
9544 * x86-tune-costs.h: Add new entries to all costs.
9545 (znver1_cost): Fix to match real instruction latencies.
9547 2017-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9548 Michael Collison <michael.collison@arm.com>
9550 * compare-elim.c: Include emit-rtl.h.
9551 (can_merge_compare_into_arith): New function.
9552 (try_validate_parallel): Likewise.
9553 (try_merge_compare): Likewise.
9554 (try_eliminate_compare): Call the above when no previous clobber
9556 (execute_compare_elim_after_reload): Add DF_UD_CHAIN and DF_DU_CHAIN
9559 2017-10-14 Jakub Jelinek <jakub@redhat.com>
9563 * tree-ssa-phiopt.c (value_replacement): Comment fix. Handle
9564 up to 2 preparation statements for ASSIGN in MIDDLE_BB.
9568 * tree-ssa-forwprop.c (simplify_rotate): Allow def_arg1[N]
9569 to be any operand_equal_p operands. For & (B - 1) require
9570 B to be power of 2. Recognize
9571 (X << (Y & (B - 1))) | (X >> ((-Y) & (B - 1))) and similar patterns.
9573 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
9576 * optabs.c (expand_memory_blockage): Fix call of
9577 targetm.have_memory_blockage.
9579 2017-10-14 Jakub Jelinek <jakub@redhat.com>
9582 * config.gcc (*-*-solaris2*, i[34567]86-*-cygwin*,
9583 x86_64-*-cygwin*, i[34567]86-*-mingw* | x86_64-*-mingw*): Append
9584 objects to extra_objs instead of overwriting it.
9586 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
9588 * config/i386/sync.md (FILD_ATOMIC/FIST_ATOMIC FP load peephole2):
9589 Use any_fp_register_operand as operand[3] predicate. Simplify
9590 equality test for operands[2] and operands[4] memory location.
9591 (LDX_ATOMIC/STX_ATOMIC FP load peephole2): Ditto.
9592 (FILD_ATOMIC/FIST_ATOMIC FP load peephole2 with mem blockage): New.
9593 (LDX_ATOMIC/LDX_ATOMIC FP load peephole2 with mem blockage): Ditto.
9594 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2): Use
9595 any_fp_register_operand as operand[1] predicate. Simplify
9596 equality test for operands[0] and operands[3] memory location.
9597 (LDX_ATOMIC/STX_ATOMIC FP store peephole2): Ditto.
9598 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2 with mem blockage): New.
9599 (LDX_ATOMIC/LDX_ATOMIC FP storepeephole2 with mem blockage): Ditto.
9601 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
9603 * target-insns.def: Add memory_blockage.
9604 * optabs.c (expand_memory_blockage): New function.
9605 (expand_asm_memory_barrier): Rename ...
9606 (expand_asm_memory_blockage): ... to this.
9607 (expand_mem_thread_fence): Call expand_memory_blockage
9608 instead of expand_asm_memory_barrier.
9609 (expand_mem_singnal_fence): Ditto.
9610 (expand_atomic_load): Ditto.
9611 (expand_atomic_store): Ditto.
9612 * doc/md.texi (Standard Pattern Names For Generation):
9613 Document memory_blockage instruction pattern.
9615 2017-10-13 Sebastian Perta <sebastian.perta@renesas.com>
9617 * config/rl78/rl78.c (rl78_emit_libcall): New function.
9618 * config/rl78/rl78-protos.h (rl78_emit_libcall): New function.
9619 * config/rl78/rl78.md: New define_expand "adddi3".
9621 2017-10-13 Jan Hubicka <hubicka@ucw.cz>
9623 * cfghooks.c (verify_flow_info): Disable check that all probabilities
9626 2017-10-13 Jeff Law <law@redhat.com>
9628 * tree-ssa-reassoc.c (reassociate_bb): Clarify code slighly.
9630 2017-10-13 Jakub Jelinek <jakub@redhat.com>
9633 * internal-fn.c (expand_mul_overflow): If both operands have
9634 the same highpart of -1 or 0 and the topmost bit of lowpart
9635 is different, overflow is if res <= 0 rather than res < 0.
9637 2017-10-13 Pat Haugen <pthaugen@us.ibm.com>
9639 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Remove
9640 TARGET_P9_VECTOR code for unaligned_load case.
9642 2017-10-13 Jan Hubicka <hubicka@ucw.cz>
9644 * cfghooks.c (verify_flow_info): Check that edge probabilities are set.
9646 2017-10-13 Nathan Sidwell <nathan@acm.org>
9648 * tree-core.h (tree_contains_struct): Make bool.
9649 * tree.c (tree_contains_struct): Likewise.
9650 * tree.h (MARK_TS_BASE): Remove do ... while (0) idiom.
9651 (MARK_TS_TYPED, MARK_TS_COMMON, MARK_TS_TYPE_COMMON,
9652 MARK_TS_TYPE_WITH_LANG_SPECIFIC, MARK_TS_DECL_MINIMAL,
9653 MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL, MARK_TS_DECL_WITH_VIS,
9654 MARK_TS_DECL_NON_COMMON): Likewise, use comma operator.
9656 2017-10-13 Richard Biener <rguenther@suse.de>
9658 * graphite-isl-ast-to-gimple.c
9659 (translate_isl_ast_to_gimple::get_rename_from_scev): Remove unused
9660 parameters and dominance check.
9661 (translate_isl_ast_to_gimple::graphite_copy_stmts_from_block): Adjust.
9662 (translate_isl_ast_to_gimple::copy_bb_and_scalar_dependences): Likewise.
9663 (translate_isl_ast_to_gimple::graphite_regenerate_ast_isl):
9664 Do not update SSA form here or do intermediate IL verification.
9665 * graphite.c: Include tree-ssa.h and tree-into-ssa.h.
9666 (graphite_initialize): Remove check on the number of loops in
9667 the function and inline into graphite_transform_loops.
9668 (graphite_finalize): Inline into graphite_transform_loops.
9669 (graphite_transform_loops): Perform SSA update and IL verification
9671 * params.def (PARAM_GRAPHITE_MIN_LOOPS_PER_FUNCTION): Remove.
9673 2017-10-13 Richard Biener <rguenther@suse.de>
9675 * graphite-isl-ast-to-gimple.c (max_mode_int_precision,
9676 graphite_expression_type_precision): Avoid global constructor
9678 (translate_isl_ast_to_gimple::translate_isl_ast_to_gimple): Here.
9679 (translate_isl_ast_to_gimple::graphite_expr_type): Add type member.
9680 (translate_isl_ast_to_gimple::translate_isl_ast_node_for): Use it.
9681 (translate_isl_ast_to_gimple::build_iv_mapping): Likewise.
9682 (translate_isl_ast_to_gimple::graphite_create_new_guard): Likewise.
9683 * graphite-sese-to-poly.c (build_original_schedule): Return nothing.
9685 2017-10-13 H.J. Lu <hongjiu.lu@intel.com>
9688 * config/i386/i386.h (ix86_red_zone_size): New.
9689 * config/i386/i386.md (push peephole2s): Replace
9690 "!ix86_using_red_zone ()" with "ix86_red_zone_size == 0".
9692 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
9693 Alan Hayward <alan.hayward@arm.com>
9694 David Sherwood <david.sherwood@arm.com>
9696 * combine.c (can_change_dest_mode): Reject changes in
9697 REGMODE_NATURAL_SIZE.
9699 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
9700 Alan Hayward <alan.hayward@arm.com>
9701 David Sherwood <david.sherwood@arm.com>
9703 * cfgexpand.c (expand_debug_expr): Use GET_MODE_UNIT_BITSIZE.
9704 (expand_debug_source_expr): Likewise.
9705 * combine.c (combine_simplify_rtx): Likewise.
9706 * cse.c (fold_rtx): Likewise.
9707 * fwprop.c (canonicalize_address): Likewise.
9708 * targhooks.c (default_shift_truncation_mask): Likewise.
9710 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
9711 Alan Hayward <alan.hayward@arm.com>
9712 David Sherwood <david.sherwood@arm.com>
9714 * optabs.c (add_equal_note): Use GET_MODE_UNIT_SIZE.
9715 (widened_mode): Likewise.
9716 (expand_unop): Likewise.
9717 * ree.c (transform_ifelse): Likewise.
9718 (merge_def_and_ext): Likewise.
9719 (combine_reaching_defs): Likewise.
9720 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
9722 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
9723 Alan Hayward <alan.hayward@arm.com>
9724 David Sherwood <david.sherwood@arm.com>
9726 * caller-save.c (replace_reg_with_saved_mem): Use byte_lowpart_offset.
9727 * combine.c (gen_lowpart_for_combine): Likewise.
9728 * dwarf2out.c (rtl_for_decl_location): Likewise.
9729 * final.c (alter_subreg): Likewise.
9730 * rtlhooks.c (gen_lowpart_general): Likewise.
9731 (gen_lowpart_if_possible): Likewise.
9733 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
9734 Alan Hayward <alan.hayward@arm.com>
9735 David Sherwood <david.sherwood@arm.com>
9737 * calls.c (expand_call): Use subreg_lowpart_offset.
9738 * cse.c (cse_insn): Likewise.
9739 * regcprop.c (copy_value): Likewise.
9740 (copyprop_hardreg_forward_1): Likewise.
9742 2017-10-13 Jakub Jelinek <jakub@redhat.com>
9745 * config/i386/i386.md (addqi_ext_1, andqi_ext_1,
9746 *andqi_ext_1_cc, *<code>qi_ext_1, *xorqi_ext_1_cc): Change
9747 =Q constraints to +Q and into insn condition add check
9748 that operands[0] and operands[1] are equal.
9749 (*addqi_ext_2, *andqi_ext_2, *<code>qi_ext_2): Change
9750 =Q constraints to +Q and into insn condition add check
9751 that operands[0] is equal to either operands[1] or operands[2].
9754 * fold-const.c (fold_binary_loc) <bit_rotate>: Code cleanups,
9755 instead of handling MINUS_EXPR twice (once for each argument),
9756 canonicalize operand order and handle just once, use rtype where
9757 possible. Handle (A << B) | (A >> (-B & (Z - 1))).
9760 * config/i386/ia32intrin.h (__rold, __rord, __rolq, __rorq): Allow
9761 any values of __C while still being pattern recognizable as a simple
9764 2017-10-13 Richard Biener <rguenther@suse.de>
9766 PR tree-optimization/82451
9768 2017-10-02 Richard Biener <rguenther@suse.de>
9770 PR tree-optimization/82355
9771 * graphite-isl-ast-to-gimple.c (build_iv_mapping): Also build
9772 a mapping for the enclosing loop but avoid generating one for
9774 (copy_bb_and_scalar_dependences): Remove premature codegen
9775 error on PHIs in blocks duplicated into multiple places.
9776 * graphite-scop-detection.c
9777 (scop_detection::stmt_has_simple_data_refs_p): For a loop not
9778 in the region use it as loop and nest to analyze the DR in.
9779 (try_generate_gimple_bb): Likewise.
9780 * graphite-sese-to-poly.c (extract_affine_chrec): Adjust.
9781 (add_loop_constraints): For blocks in a loop not in the region
9782 create a dimension with a single iteration.
9783 * sese.h (gbb_loop_at_index): Remove assert.
9785 * cfgloop.c (loop_preheader_edge): For the loop tree root
9786 return the single successor of the entry block.
9787 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
9788 Reset the SCEV hashtable and niters.
9789 * graphite-scop-detection.c
9790 (scop_detection::graphite_can_represent_scev): Add SCOP parameter,
9791 assert that we only have POLYNOMIAL_CHREC that vary in loops
9792 contained in the region.
9793 (scop_detection::graphite_can_represent_expr): Adjust.
9794 (scop_detection::stmt_has_simple_data_refs_p): For loops
9795 not in the region set loop to NULL. The nest is now the
9796 entry edge to the region.
9797 (try_generate_gimple_bb): Likewise.
9798 * sese.c (scalar_evolution_in_region): Adjust for
9799 instantiate_scev change.
9800 * tree-data-ref.h (graphite_find_data_references_in_stmt):
9801 Make nest parameter the edge into the region.
9802 (create_data_ref): Likewise.
9803 * tree-data-ref.c (dr_analyze_indices): Make nest parameter an
9804 entry edge into a region and adjust instantiate_scev calls.
9805 (create_data_ref): Likewise.
9806 (graphite_find_data_references_in_stmt): Likewise.
9807 (find_data_references_in_stmt): Pass the loop preheader edge
9808 from the nest argument.
9809 * tree-scalar-evolution.h (instantiate_scev): Make instantiate_below
9810 parameter the edge into the region.
9811 (instantiate_parameters): Use the loop preheader edge as entry.
9812 * tree-scalar-evolution.c (analyze_scalar_evolution): Handle
9814 (get_instantiated_value_entry): Make instantiate_below parameter
9815 the edge into the region.
9816 (instantiate_scev_name): Likewise. Adjust dominance checks,
9817 when we cannot use loop-based instantiation instantiate by
9818 walking use-def chains.
9819 (instantiate_scev_poly): Adjust.
9820 (instantiate_scev_binary): Likewise.
9821 (instantiate_scev_convert): Likewise.
9822 (instantiate_scev_not): Likewise.
9823 (instantiate_array_ref): Remove.
9824 (instantiate_scev_3): Likewise.
9825 (instantiate_scev_2): Likewise.
9826 (instantiate_scev_1): Likewise.
9827 (instantiate_scev_r): Do not blindly handle N-operand trees.
9828 Do not instantiate array-refs. Handle all constants and invariants.
9829 (instantiate_scev): Make instantiate_below parameter
9830 the edge into the region.
9831 (resolve_mixers): Use the loop preheader edge for the region
9832 parameter to instantiate_scev_r.
9833 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Adjust.
9835 2017-10-13 Richard Biener <rguenther@suse.de>
9837 PR tree-optimization/82525
9838 * graphite-isl-ast-to-gimple.c
9839 (translate_isl_ast_to_gimple::widest_int_from_isl_expr_int): Split
9841 (translate_isl_ast_to_gimple::gcc_expression_from_isl_expr_int): Here.
9842 Fail code generation when we cannot represent the isl integer.
9843 (binary_op_to_tree): Elide modulo operations that are no-ops
9844 in the type we code generate. Remove now superfluous code
9847 2017-10-13 Richard Biener <rguenther@suse.de>
9849 * graphite-scop-detection.c (loop_ivs_can_be_represented): Remove.
9850 (scop_detection::harmful_loop_in_region): Remove premature
9851 IV type restriction.
9852 (scop_detection::graphite_can_represent_scev): We can handle
9853 pointer IVs just fine.
9855 2017-10-13 Alan Modra <amodra@gmail.com>
9857 * doc/extend.texi (Extended Asm <Clobbers>): Rename to
9858 "Clobbers and Scratch Registers". Add paragraph on
9859 alternative to clobbers for scratch registers and OpenBLAS
9862 2017-10-13 Alan Modra <amodra@gmail.com>
9864 * doc/extend.texi (Clobbers): Correct vax example. Delete old
9865 example of a memory input for a string of known length. Move
9866 commentary out of table. Add a number of new examples
9867 covering array memory inputs.
9869 2017-10-12 Martin Liska <mliska@suse.cz>
9871 PR tree-optimization/82493
9872 * sbitmap.c (bitmap_bit_in_range_p): Fix the implementation.
9873 (test_range_functions): New function.
9874 (sbitmap_c_tests): Likewise.
9875 * selftest-run-tests.c (selftest::run_tests): Run new tests.
9876 * selftest.h (sbitmap_c_tests): New function.
9878 * tree-ssa-dse.c (live_bytes_read): Fix thinko.
9880 2017-10-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9882 * config/rs6000/amo.h: Fix spacing issue.
9884 2017-10-12 Jakub Jelinek <jakub@redhat.com>
9887 * config/i386/i386.md (*ashl<mode>3_mask_1,
9888 *<shift_insn><mode>3_mask_1, *<rotate_insn><mode>3_mask_1,
9889 *<btsc><mode>_mask_1, *btr<mode>_mask_1): New define_insn_and_split
9892 2017-10-12 Jan Hubicka <hubicka@ucw.cz>
9894 * profile-count.h (safe_scale_64bit): Fix GCC4.x path.
9895 (profile_probability): Set max_probability
9896 to (uint32_t) 1 << (n_bits - 2) and update accessors to avoid overlfows
9898 * profile-count.c (profile_probability::differs_from_p): Do not
9899 rely on max_probaiblity == 10000
9901 2017-10-12 Jeff Law <law@redhat.com>
9903 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject ao_refs with
9906 2017-10-12 Martin Sebor <msebor@redhat.com>
9910 * cgraphunit.c (maybe_diag_incompatible_alias): New function.
9911 (handle_alias_pairs): Call it.
9912 * common.opt (-Wattribute-alias): New option.
9913 * doc/extend.texi (ifunc attribute): Discuss C++ specifics.
9914 * doc/invoke.texi (-Wattribute-alias): Document.
9916 2017-10-12 Vladimir Makarov <vmakarov@redhat.com>
9919 2017-10-11 Vladimir Makarov <vmakarov@redhat.com>
9921 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
9923 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
9924 (make_hard_regno_born, make_hard_regno_dead): Update
9925 bb_killed_pseudos and bb_gen_pseudos.
9927 2017-10-12 Jan Hubicka <hubicka@ucw.cz>
9929 * config/i386/x86-tune-sched.c (ix86_adjust_cost): Fix Zen support.
9931 2017-10-12 Uros Bizjak <ubizjak@gmail.com>
9933 * config/alpha/alpha.c (alpha_split_conditional_move):
9934 Use std::swap instead of manually swapping.
9935 (alpha_stdarg_optimize_hook): Ditto.
9936 (alpha_canonicalize_comparison): Ditto.
9938 2017-10-12 Bin Cheng <bin.cheng@arm.com>
9940 * tree-loop-distribution.c (struct builtin_info): New struct.
9941 (struct partition): Refactor fields into struct builtin_info.
9942 (partition_free): Free struct builtin_info.
9943 (build_size_arg_loc, build_addr_arg_loc): Delete.
9944 (generate_memset_builtin, generate_memcpy_builtin): Get memory range
9945 information from struct builtin_info.
9946 (find_single_drs): New function refactored from classify_partition.
9947 Also moved builtin validity checks to this function.
9948 (compute_access_range, alloc_builtin): New functions.
9949 (classify_builtin_st, classify_builtin_ldst): New functions.
9950 (classify_partition): Refactor code into functions find_single_drs,
9951 classify_builtin_st and classify_builtin_ldst.
9952 (distribute_loop): Don't do runtime alias check when distributing
9954 (find_seed_stmts_for_distribution): New function.
9955 (pass_loop_distribution::execute): Refactor code finding seed
9956 stmts into above function. Support distribution for the innermost
9957 two-level loop nest. Adjust dump information.
9959 2017-10-12 Bin Cheng <bin.cheng@arm.com>
9961 * tree-loop-distribution.c: Adjust the general comment.
9962 (NUM_PARTITION_THRESHOLD): New macro.
9963 (ssa_name_has_uses_outside_loop_p): Support loop nest distribution.
9964 (classify_partition): Skip builtin pattern of loop nest's inner loop.
9965 (merge_dep_scc_partitions): New parameter ignore_alias_p and use it
9966 in call to build_partition_graph.
9967 (finalize_partitions): New parameter. Make loop distribution more
9968 conservative by fusing more partitions.
9969 (distribute_loop): Don't do runtime alias check in case of loop nest
9971 (find_seed_stmts_for_distribution): New function.
9972 (prepare_perfect_loop_nest): New function.
9973 (pass_loop_distribution::execute): Refactor code finding seed stmts
9974 and loop nest into above functions. Support loop nest distribution.
9975 Adjust dump information accordingly.
9977 2017-10-12 Bin Cheng <bin.cheng@arm.com>
9979 * tree-loop-distribution.c (break_alias_scc_partitions): Add comment
9980 and set PTYPE_SEQUENTIAL for merged partition.
9982 2017-10-12 Richard Biener <rguenther@suse.de>
9984 PR tree-optimization/69728
9986 2017-09-19 Richard Biener <rguenther@suse.de>
9988 PR tree-optimization/69728
9989 * graphite-sese-to-poly.c (schedule_error): New global.
9990 (add_loop_schedule): Handle empty domain by failing the
9992 (build_original_schedule): Handle schedule_error.
9994 * graphite-sese-to-poly.c (add_loop_schedule): Handle empty
9995 domain by returning an unchanged schedule.
9997 2017-10-12 Jakub Jelinek <jakub@redhat.com>
9999 * genrecog.c (validate_pattern): For VEC_SELECT verify that
10000 CONST_INT selectors are 0 to GET_MODE_NUNITS (imode) - 1.
10002 2017-10-12 Aldy Hernandez <aldyh@redhat.com>
10004 * Makefile.in (TAGS): Merge all the *.def files into one pattern.
10007 2017-10-12 Jakub Jelinek <jakub@redhat.com>
10010 * expr.c (store_field): Don't optimize away bitsize == 0 store
10011 from CALL_EXPR with addressable return type.
10013 2017-10-11 Segher Boessenkool <segher@kernel.crashing.org>
10015 * config/rs6000/rs6000.h (TARGET_ISEL64): Delete.
10016 * config/rs6000/rs6000.md (sel): Delete mode attribute.
10017 (mov<mode>cc, isel_signed_<mode>, isel_unsigned_<mode>,
10018 *isel_reversed_signed_<mode>, *isel_reversed_unsigned_<mode>): Use
10019 TARGET_ISEL instead of TARGET_ISEL<sel>.
10021 2017-10-11 David Edelsohn <dje.gcc@gmail.com>
10023 * config/rs6000/rs6000.c
10024 (rs6000_xcoff_asm_output_aligned_decl_common): Test for NULL decl.
10026 2017-10-11 Segher Boessenkool <segher@kernel.crashing.org>
10028 * config/rs6000/predicates.md (zero_constant, all_ones_constant):
10030 (reg_or_cint_operand): Fix comment.
10031 (reg_or_zero_operand): New predicate.
10032 * config/rs6000/rs6000-protos.h (output_isel): Delete.
10033 * config/rs6000/rs6000.c (output_isel): Delete.
10034 * config/rs6000/rs6000.md (isel_signed_<mode>): Use reg_or_zero_operand
10035 instead of reg_or_cint_operand. Output instruction directly (not via
10037 (isel_unsigned_<mode>): Ditto.
10038 (*isel_reversed_signed_<mode>): Use reg_or_zero_operand instead of
10039 gpc_reg_operand. Add an instruction alternative for this. Output
10040 instruction directly.
10041 (*isel_reversed_unsigned_<mode>): Ditto.
10043 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
10045 * config/i386/i386.c (ix86_canonicalize_comparison): New function.
10046 (TARGET_CANONICALIZE_COMPARISON): Define.
10048 2017-10-11 Qing Zhao <qing.zhao@oracle.com>
10051 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
10052 Check whether the dest is REG before adding REG_EQUIV note.
10054 2017-10-11 Vladimir Makarov <vmakarov@redhat.com>
10057 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
10059 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
10060 (make_hard_regno_born, make_hard_regno_dead): Update
10061 bb_killed_pseudos and bb_gen_pseudos.
10063 2017-10-11 Nathan Sidwell <nathan@acm.org>
10065 * incpath.h (enum incpath_kind): Name enum, prefix values.
10066 (add_path, add_cpp_dir_path, get_added_cpp_dirs): Use incpath_kind.
10067 * incpath.c (heads, tails): Use INC_MAX.
10068 (add_env_var_paths, add_standard_paths): Use incpath_kind.
10069 (merge_include_chains, split_quote_chain,
10070 register_include_chains): Update incpath_kind names.
10071 (add_cpp_dir_path, add_path, get_added_cpp_dirs): Use incpath_kind.
10072 * config/darwin-c.c (add_system_framework_path): Update incpath_kind
10074 (add_framework_path, darwin_register_objc_includes): Likewise.
10075 * config/vms/vms-c.c (vms_c_register_includes): Likewise.
10077 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
10079 * config/i386/i386.md (*cmp<X87MODEF:mode>_<SWI24:mode>_i387):
10080 Do not use float_operator operator predicate.
10081 (*cmp<X87MODEF:mode>_<SWI24:mode>_cc_i387): Ditto.
10082 * config/i386/predicates.md (float_operator): Remove predicate.
10084 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
10086 * config/i386/i386.md (*jcc<mode>_0_i387): Remove insn pattern.
10087 (*jccxf_i387): Ditto.
10088 (*jcc<mode>_i387): Ditto.
10089 (*jccu<mode>_i387): Ditto.
10090 (*jcc<X87MODEF:mode>_<SWI24:mode>_i387): Ditto.
10091 (*jcc_*_i387 splitters): Remove.
10092 * config/i386/i386-protos.h (ix86_split_fp_branch): Remove prototype.
10093 * config/i386/i386.c (ix86_split_fp_branch): Remove.
10094 * config/i386/predicates.md (ix86_swapped_fp_comparison_operator):
10097 2017-10-11 Jan Hubicka <hubicka@ucw.cz>
10099 * profile-count.h (slow_safe_scale_64bit): New function.
10100 (safe_scale_64bit): New inline.
10101 (profile_count::max_safe_multiplier): Remove; use safe_scale_64bit.
10102 * profile-count.c: Include wide-int.h
10103 (slow_safe_scale_64bit): New.
10105 2017-10-11 Nathan Sidwell <nathan@acm.org>
10107 * tree.h (DECL_ASSEMBLER_NAME_SET_P): Don't check
10108 HAS_DECL_ASSEMBLER_NAME_P.
10109 * gimple-expr.c (gimple_decl_printable_name: Check
10110 HAS_DECL_ASSEMBLER_NAME_P too.
10111 * ipa-utils.h (type_in_anonymous_namespace_p): Check
10112 DECL_ASSEMBLER_NAME_SET_P of TYPE_NAME.
10113 (odr_type_p): No need to assert TYPE_NAME is a TYPE_DECL.
10114 * passes.c (rest_of_decl_compilation): Check
10115 HAS_DECL_ASSEMBLER_NAME_P too.
10116 * recog.c (verify_changes): Likewise.
10117 * tree-pretty-print.c (dump_decl_name): Likewise.
10118 * tree-ssa-structalias.c (alias_get_name): Likewise. Reimplement.
10120 * tree.h (DECL_ASSEMBLER_NAME_RAW): New.
10121 (SET_DECL_ASSEMBLER_NAME): Use it.
10122 (DECL_ASSEMBLER_NAME_SET_P): Likewise.
10123 (COPY_DECL_ASSEMBLER_NAME): Likewise.
10124 * tree.c (decl_assembler_name): Use DECL_ASSEMBLER_NAME_RAW.
10126 2017-10-11 Jan Hubicka <hubicka@ucw.cz>
10128 * config.gcc (i386, x86_64): Add extra objects.
10129 * config/i386/i386-protos.h (ix86_rip_relative_addr_p): Declare.
10130 (ix86_min_insn_size): Declare.
10131 (ix86_issue_rate): Declare.
10132 (ix86_adjust_cost): Declare.
10133 (ia32_multipass_dfa_lookahead): Declare.
10134 (ix86_macro_fusion_p): Declare.
10135 (ix86_macro_fusion_pair_p): Declare.
10136 (ix86_bd_has_dispatch): Declare.
10137 (ix86_bd_do_dispatch): Declare.
10138 (ix86_core2i7_init_hooks): Declare.
10139 (ix86_atom_sched_reorder): Declare.
10140 * config/i386/i386.c Move all CPU cost tables to x86-tune-costs.h.
10141 (COSTS_N_BYTES): Move to x86-tune-costs.h.
10142 (DUMMY_STRINGOP_ALGS):Move to x86-tune-costs.h.
10143 (rip_relative_addr_p): Rename to ...
10144 (ix86_rip_relative_addr_p): ... this one; export.
10145 (memory_address_length): Update.
10146 (ix86_issue_rate): Move to x86-tune-sched.c.
10147 (ix86_flags_dependent): Move to x86-tune-sched.c.
10148 (ix86_agi_dependent): Move to x86-tune-sched.c.
10149 (exact_dependency_1): Move to x86-tune-sched.c.
10150 (exact_store_load_dependency): Move to x86-tune-sched.c.
10151 (ix86_adjust_cost): Move to x86-tune-sched.c.
10152 (ia32_multipass_dfa_lookahead): Move to x86-tune-sched.c.
10153 (ix86_macro_fusion_p): Move to x86-tune-sched.c.
10154 (ix86_macro_fusion_pair_p): Move to x86-tune-sched.c.
10155 (do_reorder_for_imul): Move to x86-tune-sched-atom.c.
10156 (swap_top_of_ready_list): Move to x86-tune-sched-atom.c.
10157 (ix86_sched_reorder): Move to x86-tune-sched-atom.c.
10158 (core2i7_first_cycle_multipass_init): Move to x86-tune-sched-core.c.
10159 (core2i7_dfa_post_advance_cycle): Move to x86-tune-sched-core.c.
10160 (min_insn_size): Rename to ...
10161 (ix86_min_insn_size): ... this one; export.
10162 (core2i7_first_cycle_multipass_begin): Move to x86-tune-sched-core.c.
10163 (core2i7_first_cycle_multipass_issue): Move to x86-tune-sched-core.c.
10164 (core2i7_first_cycle_multipass_backtrack): Move to
10165 x86-tune-sched-core.c.
10166 (core2i7_first_cycle_multipass_end): Move to x86-tune-sched-core.c.
10167 (core2i7_first_cycle_multipass_fini): Move to x86-tune-sched-core.c.
10168 (ix86_sched_init_global): Break up logic to ix86_core2i7_init_hooks.
10169 (ix86_avoid_jump_mispredicts): Update.
10170 (TARGET_SCHED_DISPATCH): Move to ix86-tune-sched-bd.c.
10171 (TARGET_SCHED_DISPATCH_DO): Move to ix86-tune-sched-bd.c.
10172 (TARGET_SCHED_REORDER): Move to ix86-tune-sched-bd.c.
10173 (DISPATCH_WINDOW_SIZE): Move to ix86-tune-sched-bd.c.
10174 (MAX_DISPATCH_WINDOWS): Move to ix86-tune-sched-bd.c.
10175 (MAX_INSN): Move to ix86-tune-sched-bd.c.
10176 (MAX_IMM): Move to ix86-tune-sched-bd.c.
10177 (MAX_IMM_SIZE): Move to ix86-tune-sched-bd.c.
10178 (MAX_IMM_32): Move to ix86-tune-sched-bd.c.
10179 (MAX_IMM_64): Move to ix86-tune-sched-bd.c.
10180 (MAX_LOAD): Move to ix86-tune-sched-bd.c.
10181 (MAX_STORE): Move to ix86-tune-sched-bd.c.
10182 (BIG): Move to ix86-tune-sched-bd.c.
10183 (enum dispatch_group): Move to ix86-tune-sched-bd.c.
10184 (enum insn_path): Move to ix86-tune-sched-bd.c.
10185 (get_mem_group): Move to ix86-tune-sched-bd.c.
10186 (is_cmp): Move to ix86-tune-sched-bd.c.
10187 (dispatch_violation): Move to ix86-tune-sched-bd.c.
10188 (is_branch): Move to ix86-tune-sched-bd.c.
10189 (is_prefetch): Move to ix86-tune-sched-bd.c.
10190 (init_window): Move to ix86-tune-sched-bd.c.
10191 (allocate_window): Move to ix86-tune-sched-bd.c.
10192 (init_dispatch_sched): Move to ix86-tune-sched-bd.c.
10193 (is_end_basic_block): Move to ix86-tune-sched-bd.c.
10194 (process_end_window): Move to ix86-tune-sched-bd.c.
10195 (allocate_next_window): Move to ix86-tune-sched-bd.c.
10196 (find_constant): Move to ix86-tune-sched-bd.c.
10197 (get_num_immediates): Move to ix86-tune-sched-bd.c.
10198 (has_immediate): Move to ix86-tune-sched-bd.c.
10199 (get_insn_path): Move to ix86-tune-sched-bd.c.
10200 (get_insn_group): Move to ix86-tune-sched-bd.c.
10201 (count_num_restricted): Move to ix86-tune-sched-bd.c.
10202 (fits_dispatch_window): Move to ix86-tune-sched-bd.c.
10203 (add_insn_window): Move to ix86-tune-sched-bd.c.
10204 (add_to_dispatch_window): Move to ix86-tune-sched-bd.c.
10205 (debug_dispatch_window_file): Move to ix86-tune-sched-bd.c.
10206 (debug_dispatch_window): Move to ix86-tune-sched-bd.c.
10207 (debug_insn_dispatch_info_file): Move to ix86-tune-sched-bd.c.
10208 (debug_ready_dispatch): Move to ix86-tune-sched-bd.c.
10209 (do_dispatch): Move to ix86-tune-sched-bd.c.
10210 (has_dispatch): Move to ix86-tune-sched-bd.c.
10211 * config/i386/t-i386: Add new object files.
10212 * config/i386/x86-tune-costs.h: New file.
10213 * config/i386/x86-tune-sched-atom.c: New file.
10214 * config/i386/x86-tune-sched-bd.c: New file.
10215 * config/i386/x86-tune-sched-core.c: New file.
10216 * config/i386/x86-tune-sched.c: New file.
10218 2017-10-11 Liu Hao <lh_mouse@126.com>
10220 * pretty-print.c [_WIN32] (colorize_init): Remove. Use
10221 the generic version below instead.
10222 (should_colorize): Recognize Windows consoles as terminals
10224 * pretty-print.c [__MINGW32__] (write_all): New function.
10225 [__MINGW32__] (find_esc_head): Likewise.
10226 [__MINGW32__] (find_esc_terminator): Likewise.
10227 [__MINGW32__] (eat_esc_sequence): Likewise.
10228 [__MINGW32__] (mingw_ansi_fputs): New function that handles
10230 (pp_write_text_to_stream): Use mingw_ansi_fputs instead of fputs
10233 2017-10-11 Richard Biener <rguenther@suse.de>
10235 * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
10236 Properly call analyze_scalar_evolution with the loop of the stmt.
10238 2017-10-11 Richard Biener <rguenther@suse.de>
10240 * tree.def (POLYNOMIAL_CHREC): Remove CHREC_VARIABLE tree operand.
10241 * tree-core.h (tree_base): Add chrec_var union member.
10242 * tree.h (CHREC_VAR): Remove.
10243 (CHREC_LEFT, CHREC_RIGHT, CHREC_VARIABLE): Adjust.
10244 * tree-chrec.h (build_polynomial_chrec): Adjust.
10245 * tree-chrec.c (reset_evolution_in_loop): Use build_polynomial_chrec.
10246 * tree-pretty-print.c (dump_generic_node): Use CHREC_VARIABLE.
10248 2017-10-11 Marc Glisse <marc.glisse@inria.fr>
10250 * fold-const.c (fold_binary_loc) [X +- Y CMP X]: Move ...
10251 * match.pd: ... here.
10252 ((T) X == (T) Y): Relax condition.
10254 2017-10-11 Bin Cheng <bin.cheng@arm.com>
10256 PR tree-optimization/82472
10257 * tree-loop-distribution.c (sort_partitions_by_post_order): Refine
10259 (break_alias_scc_partitions): Update postorder number.
10261 2017-10-11 Martin Liska <mliska@suse.cz>
10264 * opts.c (parse_no_sanitize_attribute): Do not use error_value
10266 * opts.h (parse_no_sanitize_attribute): Remove last argument.
10268 2017-10-11 Martin Liska <mliska@suse.cz>
10270 * print-rtl.c (print_insn): Move declaration of idbuf
10271 to same scope as name.
10273 2017-10-11 Martin Liska <mliska@suse.cz>
10278 * sanopt.c (sanitize_rewrite_addressable_params): Do not handle
10279 volatile arguments.
10281 2017-10-11 Martin Liska <mliska@suse.cz>
10284 * sanopt.c (sanitize_rewrite_addressable_params): Do not handle
10285 volatile arguments.
10287 2017-10-11 Adhemerval Zanella <adhemerval.zanella@linaro.org>
10289 * config.gcc (default_gnu_indirect_function): Default to yes for
10290 arm*-*-linux* with glibc.
10292 2017-10-11 Richard Biener <rguenther@suse.de>
10294 * tree-scalar-evolution.c (get_scalar_evolution): Handle
10295 default-defs and types we do not want to analyze.
10296 (interpret_loop_phi): Replace unreachable code with an assert.
10297 (compute_scalar_evolution_in_loop): Remove and inline ...
10298 (analyze_scalar_evolution_1): ... here, replacing condition with
10299 what makes the intent clearer. Remove handling of cases
10300 get_scalar_evolution now handles.
10302 2017-10-10 Jim Wilson <wilson@tuliptree.org>
10304 PR rtl-optimization/81434
10305 * haifa-sched.c (prune_ready_list): Init min_cost_group to 0. Update
10306 comment for main loop. In sched_group_found if, also add checks for
10307 pass and min_cost_group.
10309 2017-10-10 Segher Boessenkool <segher@kernel.crashing.org>
10311 * config/rs6000/rs6000.c (TARGET_INSN_COST): New.
10312 (rs6000_insn_cost): New function.
10313 * config/rs6000/rs6000.md (cost): New attribute.
10315 2017-10-10 Jakub Jelinek <jakub@redhat.com>
10316 H.J. Lu <hongjiu.lu@intel.com>
10320 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Add
10321 OPTION_MASK_ISA_MMX for __builtin_ia32_maskmovq,
10322 __builtin_ia32_vec_ext_v4hi and __builtin_ia32_vec_set_v4hi.
10323 (ix86_expand_builtin): Treat OPTION_MASK_ISA_MMX similarly
10324 to OPTION_MASK_ISA_AVX512VL - builtins that have both
10325 OPTION_MASK_ISA_MMX and some other bit set require both
10326 mmx and the ISAs without the mmx bit.
10327 * config/i386/i386-builtin.def (__builtin_ia32_cvtps2pi,
10328 __builtin_ia32_cvttps2pi, __builtin_ia32_cvtpi2ps,
10329 __builtin_ia32_pavgb, __builtin_ia32_pavgw, __builtin_ia32_pmulhuw,
10330 __builtin_ia32_pmaxub, __builtin_ia32_pmaxsw, __builtin_ia32_pminub,
10331 __builtin_ia32_pminsw, __builtin_ia32_psadbw, __builtin_ia32_pmovmskb,
10332 __builtin_ia32_pshufw, __builtin_ia32_cvtpd2pi,
10333 __builtin_ia32_cvttpd2pi, __builtin_ia32_cvtpi2pd,
10334 __builtin_ia32_pmuludq, __builtin_ia32_pabsb, __builtin_ia32_pabsw,
10335 __builtin_ia32_pabsd, __builtin_ia32_phaddw, __builtin_ia32_phaddd,
10336 __builtin_ia32_phaddsw, __builtin_ia32_phsubw, __builtin_ia32_phsubd,
10337 __builtin_ia32_phsubsw, __builtin_ia32_pmaddubsw,
10338 __builtin_ia32_pmulhrsw, __builtin_ia32_pshufb, __builtin_ia32_psignb,
10339 __builtin_ia32_psignw, __builtin_ia32_psignd, __builtin_ia32_movntq,
10340 __builtin_ia32_paddq, __builtin_ia32_psubq, __builtin_ia32_palignr):
10341 Add OPTION_MASK_ISA_MMX.
10343 2017-10-10 Andreas Tobler <andreast@gcc.gnu.org>
10345 * config.gcc (armv7*-*-freebsd*): New target.
10346 (armv6*-*-freebsd*): Remove obsolete TARGET_FREEBSD_ARMv6 define.
10348 2017-10-10 Jan Hubicka <hubicka@ucw.cz>
10350 * x86-tune.def (X86_TUNE_AVOID_FALSE_DEP_FOR_BMI,
10351 X86_TUNE_ADJUST_UNROLL, X86_TUNE_ONE_IF_CONV_INSN): Move to right
10354 2017-10-10 Richard Sandiford <richard.sandiford@linaro.org>
10356 * wide-int.h (wide_int_ref_storage): Make host_dependent_precision
10357 a template parameter.
10358 (WIDE_INT_REF_FOR): Update accordingly.
10359 * tree.h (wi::int_traits <const_tree>): Delete.
10360 (wi::tree_to_widest_ref, wi::tree_to_offset_ref): New typedefs.
10361 (wi::to_widest, wi::to_offset): Use them. Expand commentary.
10362 (wi::tree_to_wide_ref): New typedef.
10363 (wi::to_wide): New function.
10364 * calls.c (get_size_range): Use wi::to_wide when operating on
10365 trees as wide_ints.
10366 * cgraph.c (cgraph_node::create_thunk): Likewise.
10367 * config/i386/i386.c (ix86_data_alignment): Likewise.
10368 (ix86_local_alignment): Likewise.
10369 * dbxout.c (stabstr_O): Likewise.
10370 * dwarf2out.c (add_scalar_info, gen_enumeration_type_die): Likewise.
10371 * expr.c (const_vector_from_tree): Likewise.
10372 * fold-const-call.c (host_size_t_cst_p, fold_const_call_1): Likewise.
10373 * fold-const.c (may_negate_without_overflow_p, negate_expr_p)
10374 (fold_negate_expr_1, int_const_binop_1, const_binop)
10375 (fold_convert_const_int_from_real, optimize_bit_field_compare)
10376 (all_ones_mask_p, sign_bit_p, unextend, extract_muldiv_1)
10377 (fold_div_compare, fold_single_bit_test, fold_plusminus_mult_expr)
10378 (pointer_may_wrap_p, expr_not_equal_to, fold_binary_loc)
10379 (fold_ternary_loc, multiple_of_p, fold_negate_const, fold_abs_const)
10380 (fold_not_const, round_up_loc): Likewise.
10381 * gimple-fold.c (gimple_fold_indirect_ref): Likewise.
10382 * gimple-ssa-warn-alloca.c (alloca_call_type_by_arg): Likewise.
10383 (alloca_call_type): Likewise.
10384 * gimple.c (preprocess_case_label_vec_for_gimple): Likewise.
10385 * godump.c (go_output_typedef): Likewise.
10386 * graphite-sese-to-poly.c (tree_int_to_gmp): Likewise.
10387 * internal-fn.c (get_min_precision): Likewise.
10388 * ipa-cp.c (ipcp_store_vr_results): Likewise.
10389 * ipa-polymorphic-call.c
10390 (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Likewise.
10391 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Likewise.
10392 (ipa_modify_call_arguments): Likewise.
10393 * match.pd: Likewise.
10394 * omp-low.c (scan_omp_1_op, lower_omp_ordered_clauses): Likewise.
10395 * print-tree.c (print_node_brief, print_node): Likewise.
10396 * stmt.c (expand_case): Likewise.
10397 * stor-layout.c (layout_type): Likewise.
10398 * tree-affine.c (tree_to_aff_combination): Likewise.
10399 * tree-cfg.c (group_case_labels_stmt): Likewise.
10400 * tree-data-ref.c (dr_analyze_indices): Likewise.
10401 (prune_runtime_alias_test_list): Likewise.
10402 * tree-dump.c (dequeue_and_dump): Likewise.
10403 * tree-inline.c (remap_gimple_op_r, copy_tree_body_r): Likewise.
10404 * tree-predcom.c (is_inv_store_elimination_chain): Likewise.
10405 * tree-pretty-print.c (dump_generic_node): Likewise.
10406 * tree-scalar-evolution.c (iv_can_overflow_p): Likewise.
10407 (simple_iv_with_niters): Likewise.
10408 * tree-ssa-address.c (addr_for_mem_ref): Likewise.
10409 * tree-ssa-ccp.c (ccp_finalize, evaluate_stmt): Likewise.
10410 * tree-ssa-loop-ivopts.c (constant_multiple_of): Likewise.
10411 * tree-ssa-loop-niter.c (split_to_var_and_offset)
10412 (refine_value_range_using_guard, number_of_iterations_ne_max)
10413 (number_of_iterations_lt_to_ne, number_of_iterations_lt)
10414 (get_cst_init_from_scev, record_nonwrapping_iv)
10415 (scev_var_range_cant_overflow): Likewise.
10416 * tree-ssa-phiopt.c (minmax_replacement): Likewise.
10417 * tree-ssa-pre.c (compute_avail): Likewise.
10418 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Likewise.
10419 (vn_reference_maybe_forwprop_address, valueized_wider_op): Likewise.
10420 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Likewise.
10421 * tree-ssa-uninit.c (is_pred_expr_subset_of): Likewise.
10422 * tree-ssanames.c (set_nonzero_bits, get_nonzero_bits): Likewise.
10423 * tree-switch-conversion.c (collect_switch_conv_info, array_value_type)
10424 (dump_case_nodes, try_switch_expansion): Likewise.
10425 * tree-vect-loop-manip.c (vect_gen_vector_loop_niters): Likewise.
10426 (vect_do_peeling): Likewise.
10427 * tree-vect-patterns.c (vect_recog_bool_pattern): Likewise.
10428 * tree-vect-stmts.c (vectorizable_load): Likewise.
10429 * tree-vrp.c (compare_values_warnv, vrp_int_const_binop): Likewise.
10430 (zero_nonzero_bits_from_vr, ranges_from_anti_range): Likewise.
10431 (extract_range_from_binary_expr_1, adjust_range_with_scev): Likewise.
10432 (overflow_comparison_p_1, register_edge_assert_for_2): Likewise.
10433 (is_masked_range_test, find_switch_asserts, maybe_set_nonzero_bits)
10434 (vrp_evaluate_conditional_warnv_with_ops, intersect_ranges): Likewise.
10435 (range_fits_type_p, two_valued_val_range_p, vrp_finalize): Likewise.
10436 (evrp_dom_walker::before_dom_children): Likewise.
10437 * tree.c (cache_integer_cst, real_value_from_int_cst, integer_zerop)
10438 (integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2)
10439 (tree_floor_log2, tree_ctz, mem_ref_offset, tree_int_cst_sign_bit)
10440 (tree_int_cst_sgn, get_unwidened, int_fits_type_p): Likewise.
10441 (get_type_static_bounds, num_ending_zeros, drop_tree_overflow)
10442 (get_range_pos_neg): Likewise.
10443 * ubsan.c (ubsan_expand_ptr_ifn): Likewise.
10444 * config/darwin.c (darwin_mergeable_constant_section): Likewise.
10445 * config/aarch64/aarch64.c (aapcs_vfp_sub_candidate): Likewise.
10446 * config/arm/arm.c (aapcs_vfp_sub_candidate): Likewise.
10447 * config/avr/avr.c (avr_fold_builtin): Likewise.
10448 * config/bfin/bfin.c (bfin_local_alignment): Likewise.
10449 * config/msp430/msp430.c (msp430_attr): Likewise.
10450 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
10451 * config/powerpcspe/powerpcspe-c.c
10452 (altivec_resolve_overloaded_builtin): Likewise.
10453 * config/powerpcspe/powerpcspe.c (rs6000_aggregate_candidate)
10454 (rs6000_expand_ternop_builtin): Likewise.
10455 * config/rs6000/rs6000-c.c
10456 (altivec_resolve_overloaded_builtin): Likewise.
10457 * config/rs6000/rs6000.c (rs6000_aggregate_candidate): Likewise.
10458 (rs6000_expand_ternop_builtin): Likewise.
10459 * config/s390/s390.c (s390_handle_hotpatch_attribute): Likewise.
10461 2017-10-10 Bin Cheng <bin.cheng@arm.com>
10463 * tree-vect-loop-manip.c (rename_variables_in_bb): Rename PHI nodes
10464 when copying loop nest with only one inner loop.
10466 2017-10-10 Richard Biener <rguenther@suse.de>
10468 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Avoid compacting
10469 blocks if SCEV is active.
10470 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Remove
10472 (analyze_scalar_evolution): Handle cached evolutions the obvious way.
10473 (scev_initialize): Assert we are not yet initialized.
10475 2017-10-10 Bin Cheng <bin.cheng@arm.com>
10477 * tree-loop-distribution.c (generate_loops_for_partition): Remove
10478 inner loop's exit stmt by making it always exit the loop, otherwise
10479 we would generate an infinite empty loop.
10481 2017-10-10 Bin Cheng <bin.cheng@arm.com>
10483 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Skip
10484 renaming variables in new preheader if it's deleted.
10486 2017-10-10 Bin Cheng <bin.cheng@arm.com>
10488 * tree-loop-distribution.c (struct partition): Remove unused field
10489 loops of the structure.
10490 (partition_alloc, partition_free): Ditto.
10491 (build_rdg_partition_for_vertex): Ditto.
10493 2017-10-09 Jeff Law <law@redhat.com>
10495 * targhooks.c (default_stack_clash_protection_final_dynamic_probe): Fix
10496 return type to match prototype and documentation.
10498 2010-10-09 Segher Boessenkool <segher@kernel.crashing.org>
10500 * config/rs6000/rs6000.c (processor_costs): Move to ...
10501 * config/rs6000/rs6000.h: ... here.
10502 (rs6000_cost): Declare.
10504 2017-10-09 Eric Botcazou <ebotcazou@adacore.com>
10506 * except.c (setjmp_fn): New global variable.
10507 (init_eh): Initialize it if DONT_USE_BUILTIN_SETJMP is defined.
10508 (sjlj_emit_function_enter): Call it instead of BUILTIN_SETJMP
10509 if DONT_USE_BUILTIN_SETJMP is defined.
10511 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
10513 * target.def (insn_cost): New hook.
10514 * doc/tm.texi.in (TARGET_INSN_COST): New hook.
10515 * doc/tm.texi: Regenerate.
10516 * rtlanal.c (insn_cost): Use the new hook.
10518 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
10520 * combine.c (combine_validate_cost): Compute the new insn_cost,
10521 not just pattern_cost.
10522 (try_combine): Adjust comment.
10524 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
10526 * cfgrtl.c (rtl_account_profile_record): Replace insn_rtx_cost with
10528 * combine.c (uid_insn_cost): Adjust comment.
10529 (combine_validate_cost): Adjust comment. Use pattern_cost instead
10531 (combine_instructions): Use insn_cost instead of insn_rtx_cost.
10532 * dse.c (find_shift_sequence): Ditto.
10533 * ifcvt.c (cheap_bb_rtx_cost_p): Ditto.
10534 (bb_valid_for_noce_process_p): Use pattern_cost.
10535 * rtl.h (insn_rtx_cost): Delete.
10536 (pattern_cost): New prototype.
10537 (insn_cost): New prototype.
10538 * rtlanal.c (insn_rtx_cost): Rename to...
10539 (pattern_cost): ... this.
10542 2017-10-09 Uros Bizjak <ubizjak@gmail.com>
10544 * config/i386/i386.md (*jcc_2): Remove insn pattern.
10545 (*jcc<mode>_0_r_i387): Ditto.
10546 (*jccxf_r_i387): Ditto.
10547 (*jcc<mode>_r_i387): Ditto.
10548 (*jccu<mode>_r_i387): Ditto.
10549 (*jcc<X87MODEF:mode>_<SWI24:mode>_r_i387): Ditto.
10550 (*jcc): Rename from *jcc_1.
10552 2017-10-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10554 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Process
10555 deferred rescans after the lvx/stvx recombination pre-pass.
10557 2017-10-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10559 * config/rs6000/amo.h: New include file to provide ISA 3.0 atomic
10560 memory operation instruction support.
10561 * config.gcc (powerpc*-*-*): Include amo.h as an extra header.
10562 (rs6000-ibm-aix[789]*): Likewise.
10563 * doc/extend.texi (PowerPC Atomic Memory Operation Functions):
10564 Document new functions.
10566 2017-10-09 Richard Biener <rguenther@suse.de>
10568 PR tree-optimization/82397
10569 * tree-data-ref.c (data_ref_compare_tree): Make sure to return
10570 equality only for semantically equal trees.
10572 2017-10-09 Richard Biener <rguenther@suse.de>
10574 PR tree-optimization/82449
10575 * sese.c (scev_analyzable_p): Check whether the SCEV is linear.
10576 * tree-chrec.h (evolution_function_is_constant_p): Adjust to
10577 allow constant addresses.
10578 * tree-chrec.c (scev_is_linear_expression): Constant evolutions
10581 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10583 * config/s390/s390-builtins.def (vec_nabs, vec_vfi): Fix builtin
10586 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10589 * config/s390/vecintrin.h (vec_madd, vec_msub): Fix macro
10592 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10595 * config/s390/s390-builtins.def (vec_sqrt): Fix builtin flags.
10597 2017-10-09 Jakub Jelinek <jakub@redhat.com>
10600 * config/s390/s390-builtins.def (s390_vec_xor_flt_a,
10601 s390_vec_xor_flt_b, s390_vec_xor_flt_c): New.
10603 2017-10-09 Richard Sandiford <richard.sandiford@linaro.org>
10605 * wide-int.h (WI_BINARY_OPERATOR_RESULT): New macro.
10606 (WI_BINARY_PREDICATE_RESULT): Likewise.
10607 (wi::binary_traits::operator_result): New type.
10608 (wi::binary_traits::predicate_result): Likewise.
10609 (generic_wide_int::operator~, unary generic_wide_int::operator-)
10610 (generic_wide_int::operator==, generic_wide_int::operator!=)
10611 (generic_wide_int::operator&, generic_wide_int::and_not)
10612 (generic_wide_int::operator|, generic_wide_int::or_not)
10613 (generic_wide_int::operator^, generic_wide_int::operator+
10614 (binary generic_wide_int::operator-, generic_wide_int::operator*):
10616 (operator~, unary operator-, operator==, operator!=, operator&)
10617 (operator|, operator^, operator+, binary operator-, operator*): New
10619 * expr.c (get_inner_reference): Use wi::bit_and_not.
10620 * fold-const.c (fold_binary_loc): Likewise.
10621 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise.
10622 * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
10623 (bit_value_binop): Likewise.
10624 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
10625 * tree-vrp.c (zero_nonzero_bits_from_vr): Likewise.
10626 (extract_range_from_binary_expr_1): Likewise.
10627 (masked_increment): Likewise.
10628 (simplify_bit_ops_using_ranges): Likewise.
10630 2017-10-09 Martin Jambor <mjambor@suse.cz>
10633 * hsa-common.h (hsa_op_with_type): New method extend_int_to_32bit.
10634 * hsa-gen.c (hsa_extend_inttype_to_32bit): New function.
10635 (hsa_type_for_scalar_tree_type): Use it. Always force min32int for
10637 (hsa_fixup_mov_insn_type): New function.
10638 (hsa_op_with_type::get_in_type): Use it.
10639 (hsa_build_append_simple_mov): Likewise. Allow sub-32bit
10640 immediates in an assert.
10641 (hsa_op_with_type::extend_int_to_32bit): New method.
10642 (gen_hsa_insns_for_bitfield): Fixup instruction and intermediary
10643 types. Convert to dest type if necessary.
10644 (gen_hsa_insns_for_bitfield_load): Fixup load type if necessary.
10645 (reg_for_gimple_ssa): Pass false as min32int to
10646 hsa_type_for_scalar_tree_type.
10647 (gen_hsa_addr): Fixup type when creating addresable temporary.
10648 (gen_hsa_cmp_insn_from_gimple): Extend operands if necessary.
10649 (gen_hsa_unary_operation): Extend operands and convert to dest type if
10650 necessary. Call hsa_fixup_mov_insn_type.
10651 (gen_hsa_binary_operation): Changed operand types to hsa_op_with_type,
10652 extend operands and convert to dest type if necessary.
10653 (gen_hsa_insns_for_operation_assignment): Extend operands and convert
10654 to dest type if necessary.
10655 (set_output_in_type): Call hsa_fixup_mov_insn_type. Just ude dest
10656 if conversion nt necessary and size matches.
10657 (gen_hsa_insns_for_load): Call hsa_fixup_mov_insn_type, convert
10658 to dest type if necessary.
10659 (gen_hsa_insns_for_store): Call hsa_fixup_mov_insn_type.
10660 (gen_hsa_insns_for_switch_stmt): Likewise. Also extend operands if
10662 (gen_hsa_clrsb): Likewise.
10663 (gen_hsa_ffs): Likewise.
10664 (gen_hsa_divmod): Extend operands and convert to dest type if
10666 (gen_hsa_atomic_for_builtin): Change type of op to hsa_op_with_type.
10668 2017-10-08 Segher Boessenkool <segher@kernel.crashing.org>
10670 * config/rs6000/rs6000.md (conditional branch): Clean up formatting.
10671 Remove empty default arguments. Use a brace block as output
10673 (conditional return): Ditto.
10675 (indirect_jump): Ditto. Use b%T0 instead of bctr/blr.
10676 (tablejump, tablejumpsi, tablejumpdi, *tablejump<mode>_internal1):
10678 (group_ending_nop): Ditto.
10679 (doloop_end): Ditto.
10680 (ctr<mode>, ctr<mode>_internal1, ctr<mode>_internal2): Ditto.
10681 (splitters for those): Ditto.
10683 2017-10-08 Segher Boessenkool <segher@kernel.crashing.org>
10685 * config/rs6000/rs6000-string.c (expand_strncmp_align_check): Invert
10686 a conditional jump (and the compare for it) so that pc_rtx is the
10688 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Adjust
10689 for the deleted and renamed ctr<mode>_internal[234] patterns.
10690 * config/rs6000/rs6000.md: Delete second conditional branch pattern.
10691 Delete second conditional return pattern.
10692 (ctr<mode>_internal2): Delete this second bdnz pattern.
10693 (ctr<mode>_internal3): Rename to ctr<mode>_internal2.
10694 (ctr<mode>_internal4): Delete this second bdz pattern.
10696 2017-10-08 Eric Botcazou <ebotcazou@adacore.com>
10698 * tree-outof-ssa.h (ssaexpand): Add partitions_for_undefined_values.
10699 (always_initialized_rtx_for_ssa_name_p): New predicate.
10700 * tree-outof-ssa.c (remove_ssa_form): Initialize new field of SA.
10701 (finish_out_of_ssa): Free new field of SA.
10702 * tree-ssa-coalesce.h (get_undefined_value_partitions): Declare.
10703 * tree-ssa-coalesce.c: Include tree-ssa.h.
10704 (get_parm_default_def_partitions): Remove extern keyword.
10705 (get_undefined_value_partitions): New function.
10706 * expr.c (expand_expr_real_1) <expand_decl_rtl>: For a SSA_NAME, do
10707 not set SUBREG_PROMOTED_VAR_P on the sub-register if it may contain
10708 uninitialized bits.
10709 * loop-iv.c (iv_get_reaching_def): Disqualify all subregs.
10711 2017-10-08 Eric Botcazou <ebotcazou@adacore.com>
10713 * builtins.def (BUILT_IN_SETJMP): Revert latest change.
10715 2017-10-08 Jan Hubicka <hubicka@ucw.cz>
10717 * config/i386/i386.c (ix86_expand_set_or_movmem): Disable 512bit loops
10718 for targets that preffer 128bit.
10720 2017-10-08 Jan Hubicka <hubicka@ucw.cz>
10722 * config/i386/i386.c (has_dispatch): Disable for Ryzen.
10724 2017-10-08 Olivier Hainque <hainque@adacore.com>
10726 * config/arm/arm.c (arm_set_return_address): Use MEM_VOLATILE_P
10727 on the target mem instead of RTX_FRAME_RELATED_P on the insn to
10729 (thumb_set_return_address): Likewise.
10731 2017-10-08 Olivier Hainque <hainque@adacore.com>
10733 * common/config/arm/arm-common.c (arm_except_unwind_info):
10734 Handle DWARF2_UNWIND_INFO.
10736 2017-10-07 Michael Collison <michael.collison@arm.com>
10738 * config/aarch64/aarch64.md (*aarch64_reg_<optab>_minus<mode>3):
10741 2017-10-07 Eric Botcazou <ebotcazou@adacore.com>
10743 * builtins.def (BUILT_IN_SETJMP): Declare as library builtin instead
10744 of GCC builtin if DONT_USE_BUILTIN_SETJMP is defined.
10745 * except.c (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is
10746 defined, force the creation of a new block for a dispatch label.
10748 2017-10-07 Jan Hubicka <hubicka@ucw.cz>
10750 * invoke.texi (Wsuggest-attribute=cold): Document.
10751 * common.opt (Wsuggest-attribute=cold): New
10752 * ipa-pure-const.c (warn_function_cold): New function.
10753 * predict.c (compute_function_frequency): Use it.
10754 * predict.h (warn_function_cold): Declare.
10756 2017-10-06 Jan Hubicka <hubicka@ucw.cz>
10758 * tree-switch-conversion.c (do_jump_if_equal, emit_cmp_and_jump_insns):
10761 2017-10-06 Martin Liska <mliska@suse.cz>
10763 * sanopt.c (struct sanopt_tree_triplet_hash): Remove inline
10764 keyword for member functions.
10765 (struct sanopt_tree_couple): New struct.
10766 (struct sanopt_tree_couple_hash): New function.
10767 (struct sanopt_ctx): Add new hash_map.
10768 (has_dominating_ubsan_ptr_check): New function.
10769 (record_ubsan_ptr_check_stmt): Likewise.
10770 (maybe_optimize_ubsan_ptr_ifn): Likewise.
10771 (sanopt_optimize_walker): Handle IFN_UBSAN_PTR.
10772 (pass_sanopt::execute): Handle also SANITIZE_POINTER_OVERFLOW.
10774 2017-10-06 Sudakshina Das <sudi.das@arm.com>
10777 * config/aarch64/predicates.md (aarch64_reg_or_orr_imm): Only call
10778 aarch64_simd_valid_immediate on CONST_VECTORs.
10779 (aarch64_reg_or_bic_imm): Likewise.
10781 2017-10-06 Wilco Dijkstra <wdijkstr@arm.com>
10783 PR rtl-optimization/82396
10784 * haifa-sched.c (ready_sort_real): Disable qsort checking.
10786 2017-10-06 Sebastian Pop <sebpop@gmail.com>
10788 * graphite-dependences.c (scop_get_reads): Move code to...
10789 (scop_get_must_writes): Move code to...
10790 (scop_get_may_writes): Move code to...
10791 (scop_get_reads_and_writes): ... here.
10792 (scop_get_dependences): Call scop_get_reads_and_writes.
10794 2017-10-06 Jakub Jelinek <jakub@redhat.com>
10796 PR tree-optimization/82434
10797 * fold-const.h (can_native_encode_type_p,
10798 can_native_encode_string_p): Remove.
10799 * fold-const.c (native_encode_int): Formatting fixes. If ptr is NULL,
10800 don't encode anything, just return what would be otherwise returned.
10801 (native_encode_fixed, native_encode_complex, native_encode_vector):
10803 (native_encode_string): Likewise. Inline by hand
10804 can_native_encode_string_p.
10805 (can_native_encode_type_p): Remove.
10806 (can_native_encode_string_p): Remove.
10807 * tree-vect-stmts.c (vectorizable_store): Instead of testing just
10808 STRING_CSTs using can_native_encode_string_p, test all
10809 CONSTANT_CLASS_P values using native_encode_expr with NULL ptr.
10810 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Remove last
10811 argument from native_encode_expr.
10812 (rhs_valid_for_store_merging_p): Use native_encode_expr with NULL ptr.
10813 (pass_store_merging::execute): Don't unnecessarily look for 3 stmts,
10816 2017-10-06 Richard Biener <rguenther@suse.de>
10818 PR tree-optimization/82397
10819 * tree-vect-data-refs.c (dr_group_sort_cmp): Do not use
10820 operand_equal_p but rely on data_ref_compare_tree for detecting
10822 (vect_analyze_data_ref_accesses): Use data_ref_compare_tree
10823 to match up with dr_group_sort_cmp.
10825 2017-10-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10828 * config/s390/s390-builtins.def (s390_vfi): Define new overloaded
10830 * config/s390/s390-builtin-types.def: Regenerate.
10832 2017-10-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10835 * config/s390/s390-builtin-types.def: Regenerate.
10836 * config/s390/s390-builtins.def (s390_vfmaxdb_4, s390_vfmindb_4):
10837 Change flag from B_VXE to B_VX.
10838 (s390_vec_min_dbl): Remove B_VXE flag.
10840 2017-10-06 Richard Biener <rguenther@suse.de>
10842 * graphite-isl-ast-to-gimple.c: Include ssa.h and tree-ssa.h.
10843 (translate_isl_ast_to_gimple::translate_pending_phi_nodes,
10844 translate_isl_ast_to_gimple::is_valid_rename,
10845 translate_isl_ast_to_gimple::get_rename,
10846 translate_isl_ast_to_gimple::get_def_bb_for_const,
10847 translate_isl_ast_to_gimple::get_new_name,
10848 translate_isl_ast_to_gimple::collect_all_ssa_names,
10849 translate_isl_ast_to_gimple::copy_loop_phi_args,
10850 translate_isl_ast_to_gimple::collect_all_ssa_names,
10851 translate_isl_ast_to_gimple::copy_loop_phi_args,
10852 translate_isl_ast_to_gimple::copy_loop_phi_nodes,
10853 translate_isl_ast_to_gimple::add_close_phis_to_merge_points,
10854 translate_isl_ast_to_gimple::add_close_phis_to_outer_loops,
10855 translate_isl_ast_to_gimple::copy_loop_close_phi_args,
10856 translate_isl_ast_to_gimple::copy_loop_close_phi_nodes,
10857 translate_isl_ast_to_gimple::copy_cond_phi_args,
10858 translate_isl_ast_to_gimple::copy_cond_phi_nodes,
10859 translate_isl_ast_to_gimple::edge_for_new_close_phis,
10860 translate_isl_ast_to_gimple::add_phi_arg_for_new_expr,
10861 translate_isl_ast_to_gimple::rename_uses,
10862 translate_isl_ast_to_gimple::rename_all_uses): Remove.
10863 (translate_isl_ast_to_gimple::get_rename_from_scev): Simplify.
10864 (set_rename_for_each_def): Likewise.
10865 (graphite_copy_stmts_from_block): Handle debug stmt resetting
10866 here. Handle rewriting SCEV analyzable uses here.
10867 (copy_bb_and_scalar_dependences): Generate code for PHI
10869 (graphite_regenerate_ast_isl): Adjust.
10870 * graphite-scop-detection.c (trivially_empty_bb_p): Move to sese.[ch].
10871 (add_write, add_read): New functions.
10872 (build_cross_bb_scalars_def): Use it and simplify.
10873 (build_cross_bb_scalars_use): Likewise.
10874 (graphite_find_cross_bb_scalar_vars): Inline into...
10875 (try_generate_gimple_bb): ...here. Add dependences for PHIs,
10876 simulating out-of-SSA. Compute liveout and add dependencies.
10877 (build_scops): Force an empty entry block.
10878 * sese.h (sese_info_t::liveout, sese_info_t::debug_liveout): New
10880 (sese_build_liveouts): Declare.
10881 (sese_trivially_empty_bb_p): Likewise.
10882 * sese.c (sese_build_liveouts_bb): Properly handle PHIs,
10883 compute liveout and debug_liveout.
10884 (sese_bad_liveouts_use): Remove.
10885 (sese_reset_debug_liveouts_bb): Likewise.
10886 (sese_reset_debug_liveouts): Rewrite in terms of debug_liveout.
10887 (sese_build_liveouts): Build liveout and debug_liveout and store
10889 (new_sese_info): Adjust.
10890 (free_sese_info): Likewise.
10891 (sese_insert_phis_for_liveouts): Reset debug stmts from here,
10892 do not build liveout here.
10893 (move_sese_in_condition): Adjust region entry.
10894 (scev_analyzable_p): Match up with chrec_apply requirements.
10895 (sese_trivially_empty_bb_p): New.
10896 * tree-into-ssa.c (get_reaching_def): Properly support generating
10897 default-defs for incremental rewrite of anonymous names.
10899 2017-10-06 Richard Biener <rguenther@suse.de>
10901 * graphite-sese-to-poly.c (extract_affine): For casts increasing
10902 precision do not perform modulo reduction.
10904 2017-10-06 Richard Biener <rguenther@suse.de>
10906 PR tree-optimization/82436
10907 * tree-vect-slp.c (vect_supported_load_permutation_p): More
10908 conservatively choose the vectorization factor when checking
10909 whether we can perform the required load permutation.
10910 (vect_transform_slp_perm_load): Assert when we may not fail.
10912 2017-10-05 Segher Boessenkool <segher@kernel.crashing.org>
10914 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Correct error
10915 message for incompatible -msdata=* and -mcall-* options.
10917 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
10919 * config/i386/i386.c (ia32_multipass_dfa_lookahead): Default to issue
10920 rate for post-reload scheduling.
10922 2017-10-05 Tamar Christina <tamar.christina@arm.com>
10924 * doc/sourcebuild.texi (vect_sizes_16B_8B, vect_sizes_32B_16B): New.
10926 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
10928 * config/i386/i386.c (znver1_cost): Set branch_cost to 3 (instead of 2)
10929 to improve monte carlo in scimark.
10931 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
10933 * config/i386/i386.c (ix86_size_cost, i386_cost, i486_cost,
10934 pentium_cost, lakemont_cost, pentiumpro_cost, geode_cost, k6_cost,
10935 athlon_cost, k8_cost, amdfam10_cost, btver1_cost, btver2_cost,
10936 pentium4_cost, nocona_cost): Set reassociation width to 1.
10937 (bdver1_cost, bdver2_cost, bdver3_cost, bdver4_cost): Set reassociation
10938 width to 2 for fp operations and 1 otherwise.
10939 (znver1_cost): Set scalar reassoc width to 4 and vector to 3 and 6
10941 (atom_cost): Set reassociation width to 2.
10942 (slm_cost, generic_cost): Set fp reassociation width
10943 to 2 and 1 otherwise.
10944 (intel_cost): Set fp reassociation width to 4 and 1 otherwise.
10945 (core_cost): Set fp reassociation width to 4 and vector to 2.
10946 (ix86_reassociation_width): Rewrite using cost table; special case
10947 plus/minus on Zen; honor X86_TUNE_SSE_SPLIT_REGS
10948 and TARGET_AVX128_OPTIMAL.
10949 * config/i386/i386.h (processor_costs): Add
10950 reassoc_int, reassoc_fp, reassoc_vec_int, reassoc_vec_fp.
10951 (TARGET_VECTOR_PARALLEL_EXECUTION, TARGET_REASSOC_INT_TO_PARALLEL,
10952 TARGET_REASSOC_FP_TO_PARALLEL): Remove.
10953 * x86-tune.def (X86_TUNE_REASSOC_INT_TO_PARALLEL): Remove.
10954 (X86_TUNE_REASSOC_FP_TO_PARALLEL): Remove.
10955 (X86_TUNE_VECTOR_PARALLEL_EXECUTION): Remove.
10957 2017-10-05 Nathan Sidwell <nathan@acm.org>
10959 * doc/invoke.texi (Wparentheses): Document C++ MVP behaviour.
10961 2017-10-05 Tamar Christina <tamar.christina@arm.com>
10963 * config/arm/arm.c (arm_test_fpu_data): New.
10964 (arm_run_selftests): Call arm_test_fpu_data.
10966 2017-10-04 Nathan Sidwell <nathan@acm.org>
10968 * toplev.c (toplev::main): Remove excess parens on pretty_printer
10970 * caller-save.c (insert_save): Remove excess parens on TO_SAVE parm.
10972 2017-10-04 Sudakshina Das <sudi.das@arm.com>
10974 * config/aarch64/aarch64-protos.h (enum simd_immediate_check): New
10975 check type for aarch64_simd_valid_immediate.
10976 (aarch64_output_simd_mov_immediate): Update prototype.
10977 (aarch64_simd_valid_immediate): Update prototype.
10978 * config/aarch64/aarch64-simd.md (orr<mode>3): modified pattern to add
10979 support for ORR-immediate.
10980 (and<mode>3): modified pattern to add support for BIC-immediate.
10981 * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Function
10982 now checks for valid immediate for BIC and ORR based on new enum
10984 (aarch64_output_simd_mov_immediate): Function now used to output
10985 BIC/ORR imm as well based on new enum argument.
10986 * config/aarch64/constraints.md (Do): New vector immediate constraint.
10988 * config/aarch64/predicates.md (aarch64_reg_or_orr_imm): New predicate.
10989 (aarch64_reg_or_bic_imm): Likewise.
10991 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10993 * config/s390/vx-builtins.md ("vec_mergeh<mode>")
10994 ("vec_mergel<mode>"): Change mode iterator to V_128_NOSINGLE.
10996 2017-10-04 Wilco Dijkstra <wdijkstr@arm.com>
11000 PR rtl-optimization/82396
11001 * haifa-sched.c (autopref_multipass_init): Simplify
11003 (autopref_rank_data): Simplify sort order.
11004 * sched-int.h (autopref_multipass_data_): Remove
11005 multi_mem_insn_p, min_offset and max_offset.
11007 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11009 * doc/sourcebuild.texi: Document vect_peeling_profitable.
11011 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11013 * doc/sourcebuild.texi: Document vect_intdouble_cvt and
11014 vect_doubleint_cvt.
11016 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11018 * doc/sourcebuild.texi: Document vect_long_mult.
11020 2017-10-04 Richard Sandiford <richard.sandiford@linaro.org>
11022 PR tree-optimization/82413
11023 * fold-const.c (build_range_check): Use widest_int when comparing
11024 the maximum ETYPE value with HIGH.
11026 2017-10-04 Wilco Dijkstra <wdijkstr@arm.com>
11028 PR rtl-optimization/82396
11029 * haifa-sched.c (autopref_multipass_init): Simplify
11031 (autopref_rank_data): Simplify sort order.
11032 * sched-int.h (autopref_multipass_data_): Remove
11033 multi_mem_insn_p, min_offset and max_offset.
11035 2017-10-04 Jakub Jelinek <jakub@redhat.com>
11037 PR tree-optimization/82381
11038 * tree-ssa-reassoc.c (sort_by_operand_rank): Check for different
11039 oeN->rank first. Return 1 or -1 if one op is SSA_NAME and the other
11042 PR tree-optimization/82374
11043 * omp-low.c (create_omp_child_function): Copy DECL_ATTRIBUTES,
11044 DECL_FUNCTION_SPECIFIC_OPTIMIZATION,
11045 DECL_FUNCTION_SPECIFIC_TARGET and DECL_FUNCTION_VERSIONED from
11046 current_function_decl to the new decl.
11048 2017-10-03 Michael Meissner <meissner@linux.vnet.ibm.com>
11050 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2_HW): Define new
11051 helper macro for IEEE float128 hardware built-in functions.
11052 (SQRTF128_ODD): Add built-in functions with the round-to-odd
11054 (TRUNCF128_ODD): Likewise.
11055 (ADDF128_ODD): Likewise.
11056 (SUBF128_ODD): Likewise.
11057 (MULF128_ODD): Likewise.
11058 (DIVF128_ODD): Likewise.
11059 (FMAF128_ODD): Likewise.
11060 * config/rs6000/rs6000.md (UNSPEC_ROUND_TO_ODD): Rename to
11061 UNSPEC_TRUNC_ROUND_TO_ODD.
11062 (UNSPEC_TRUNC_ROUND_TO_ODD): Likewise.
11063 (UNSPEC_ADD_ROUND_TO_ODD): New unspec codes for the IEEE 128-bit
11064 floating point round to odd instructions.
11065 (UNSPEC_SUB_ROUND_TO_ODD): Likewise.
11066 (UNSPEC_MUL_ROUND_TO_ODD): Likewise.
11067 (UNSPEC_DIV_ROUND_TO_ODD): Likewise.
11068 (UNSPEC_FMA_ROUND_TO_ODD): Likewise.
11069 (UNSPEC_SQRT_ROUND_TO_ODD): Likewise.
11070 (trunc<mode>sf2_hw): Change the truncate with round to odd
11071 expansion to use UNSPEC_TRUNC_ROUND_TO_ODD.
11072 (add<mode>3_odd): Add insns for IEEE 128-bit floating point round
11073 to odd hardware instructions.
11074 (sub<mode>3_odd): Likewise.
11075 (mul<mode>3_odd): Likewise.
11076 (div<mode>3_odd): Likewise.
11077 (sqrt<mode>2_odd): Likewise.
11078 (fma<mode>4_odd): Likewise.
11079 (fms<mode>4_odd): Likewise.
11080 (nfma<mode>4_odd): Likewise.
11081 (nfms<mode>4_odd): Likewise.
11082 (trunc<mode>df2_odd): Change the truncate with round to odd
11083 expansion to use UNSPEC_TRUNC_ROUND_TO_ODD. Add a generator
11085 * doc/extend.texi (PowerPC built-in functions): Update documentation
11086 for existing IEEE float128-bit built-in functions. Add built-in
11087 functions that generate the IEEE 128-bit floating point round to
11090 2017-10-03 Segher Boessenkool <segher@kernel.crashing.org>
11092 PR rtl-optimization/77729
11093 * simplify-rtx.c (simplify_binary_operation_1): Delete the (X&C1)|C2
11094 to (X&(C1&~C2))|C2 transformations.
11096 2017-10-03 Martin Jambor <mjambor@suse.cz>
11098 PR tree-optimization/82363
11099 * tree-sra.c (propagate_subaccesses_across_link): In unrecoverable
11100 mismatch, mark lacc written regardless of racc.
11102 2017-10-03 Jakub Jelinek <jakub@redhat.com>
11104 PR tree-optimization/82381
11105 * tree-ssa-reassoc.c (sort_by_operand_rank): Don't check
11106 stmt_to_insert nor wheather SSA_NAMEs are default defs.
11107 Return 1 or -1 if one of bba and bbb is NULL. If bb_rank is equal,
11108 fallthrough into reassoc_stmt_dominates_stmt_p.
11111 * combine.c (combine_instructions): Don't combine in unreachable
11114 2017-10-02 Peter Bergner <bergner@vnet.ibm.com>
11117 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rewrite
11118 function to not use the have_cpu variable. Do not set cpu_index,
11119 rs6000_cpu_index or rs6000_tune_index if we end up using TARGET_DEFAULT
11120 or the default cpu.
11121 (rs6000_valid_attribute_p): Remove duplicate initializations of
11122 old_optimize and func_optimize.
11123 (rs6000_pragma_target_parse): Call rs6000_activate_target_options ().
11124 (rs6000_activate_target_options): Make global.
11125 * config/rs6000/rs6000-protos.h (rs6000_activate_target_options): Add
11128 2017-10-02 Jakub Jelinek <jakub@redhat.com>
11130 * tree-dfa.c (get_ref_base_and_extent): Set *pmax_size to -1
11131 if *poffset + *pmax_size overflows in HOST_WIDE_INT.
11132 Set *poffset to 0 and *psize and *pmax_size to -1 if
11133 *poffset + *psize overflows in HOST_WIDE_INT.
11135 PR tree-optimization/82387
11136 PR tree-optimization/82388
11137 PR tree-optimization/82389
11138 * tree-ssa-dse.c (dse_classify_store): Test byte_tracking_enabled
11139 instead of live_bytes non-NULL.
11141 2017-10-02 Georg-Johann Lay <avr@gjlay.de>
11144 * confg/avr/avr.md (*iorhi3.ashift8-ext.zerox): Add "r,r,0"
11147 2017-10-02 Richard Biener <rguenther@suse.de>
11149 * graphite-isl-ast-to-gimple.c (set_codegen_error): With
11150 -fchecking and --param graphite-allow-codegen-errors=0 ICE.
11151 * params.def (PARAM_GRAPHITE_ALLOW_CODEGEN_ERRORS): New param.
11153 2017-10-02 Richard Sandiford <richard.sandiford@linaro.org>
11155 * tree.h (wi::int_traits <const_tree>::decompose): Assert that the
11156 requested precision matches the type's.
11157 * calls.c (alloc_max_size): Calculate the new candidate size as
11158 a widest_int and use wi::to_widest when comparing it with the
11159 current candidate size.
11160 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Compare with
11161 zero rather than integer_zero_node.
11162 * match.pd: Check for a no-op conversion before using wi::add
11163 rather than after. Use tree_to_uhwi when summing small shift
11164 counts into an unsigned int.
11166 2017-10-02 Richard Sandiford <richard.sandiford@linaro.org>
11167 Alan Hayward <alan.hayward@arm.com>
11168 David Sherwood <david.sherwood@arm.com>
11171 * config/aarch64/aarch64.h (POINTER_AND_FP_REGS): New reg class.
11172 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11173 * config/aarch64/aarch64.c (aarch64_class_max_nregs): Handle
11174 POINTER_AND_FP_REGS.
11176 2017-10-02 Richard Biener <rguenther@suse.de>
11178 PR tree-optimization/82355
11179 * graphite-isl-ast-to-gimple.c (build_iv_mapping): Also build
11180 a mapping for the enclosing loop but avoid generating one for
11181 the loop tree root.
11182 (copy_bb_and_scalar_dependences): Remove premature codegen
11183 error on PHIs in blocks duplicated into multiple places.
11184 * graphite-scop-detection.c
11185 (scop_detection::stmt_has_simple_data_refs_p): For a loop not
11186 in the region use it as loop and nest to analyze the DR in.
11187 (try_generate_gimple_bb): Likewise.
11188 * graphite-sese-to-poly.c (extract_affine_chrec): Adjust.
11189 (add_loop_constraints): For blocks in a loop not in the region
11190 create a dimension with a single iteration.
11191 * sese.h (gbb_loop_at_index): Remove assert.
11193 2017-10-01 Kevin Buettner <kevinb@redhat.com>
11195 * omp-expand.c (adjust_context_scope): New function.
11196 (expand_parallel_call): Call adjust_context_scope.
11198 2017-10-01 Jeff Law <law@redhat.com>
11200 * tree-ssa-dom.c (optimize_stmt): Make this a method within the
11201 dom_opt_dom_walker class with direct access to private members.
11202 Add comments. Call test_for_singularity.
11203 (dom_opt_dom_walker::before_dom_children): Corresponding changes.
11204 (dom_opt_dom_walker::after_dom_children): Do not lazily initialize
11205 m_dummy_cond anymore.
11206 (class dom_opt_dom_walker): Initialize m_dummy_cond member in the
11208 (pass_dominator:execute): Build the dummy_cond here and pass it
11209 to the dom_opt_dom_walker ctor.
11210 (test_for_singularity): New function.
11212 2017-09-30 Krister Walfridsson <krister.walfridsson@gmail.com>
11213 Maya Rashish <coypu@sdf.org>
11215 * config.gcc (*-*-netbsd*): New variable nbsd_tm_file containing
11216 netbsd.h, netbsd-stdint.h, and netbsd-elf.h.
11217 (alpha*-*-netbsd*) Use nbsd_tm_file.
11218 (arm*-*-netbsdelf*) Likewise.
11219 (i[34567]86-*-netbsdelf*) Likewise.
11220 (x86_64-*-netbsd*) Likewise.
11221 (mips*-*-netbsd*) Likewise.
11222 (powerpc-*-netbsd*) Likewise.
11223 (sh*-*-netbsd*) Likewise.
11224 (sparc-*-netbsdelf*) Likewise.
11225 (sparc64-*-netbsd*) Likewise.
11226 (m68k*-*-netbsdelf*) Use nbsd_tm_file and add CHAR_FAST8/SHORT_FAST16
11228 (vax-*-netbsdelf*) Likewise.
11229 * config/netbsd-stdint.h (INT_FAST8_TYPE): Check CHAR_FAST8.
11230 (UINT_FAST8_TYPE) Likewise.
11231 (INT_FAST16_TYPE) Check CHAR_FAST16.
11232 (UINT_FAST16_TYPE) Likewise.
11234 2017-09-30 Jakub Jelinek <jakub@redhat.com>
11237 * config/i386/i386.md
11238 (TARGET_USE_8BIT_IDIV zext divmodsi4 splitter): New define_split.
11239 (divmodsi4_zext_1, divmodsi4_zext_2, *divmodsi4_zext_1,
11240 *divmodsi4_zext_2): New define_insn_and_split.
11241 (*divmodsi4_noext_zext_1, *divmodsi4_noext_zext_2): New define_insn.
11242 (TARGET_USE_8BIT_IDIV zext udivmodsi4 splitter): New define_split.
11243 (udivmodsi4_zext_1, udivmodsi4_zext_2, *udivmodsi4_zext_1,
11244 *udivmodsi4_zext_2, *udivmodsi4_pow2_zext_1, *udivmodsi4_pow2_zext_2):
11245 New define_insn_and_split.
11246 (*udivmodsi4_noext_zext_1, *udivmodsi4_noext_zext_2): New define_insn.
11247 * config/i386/i386.c (ix86_split_idivmod): Handle operands[0] or
11248 operands[1] having DImode when mode is SImode.
11250 * config/i386/i386.c (ix86_split_idivmod): Use mode instead of
11251 always SImode for DIV and MOD in REG_EQUAL notes.
11253 2017-09-29 Yury Gribov <tetra2005@gmail.com>
11255 PR middle-end/82319
11256 * match.pd: Fix handling of NaNs in pattern.
11258 2017-09-29 Jeff Law <law@redhat.com>
11260 * sbitmap.c (bitmap_bit_in_range_p): New function.
11261 * sbitmap.h (bitmap_bit_in_range_p): Prototype.
11262 * tree-ssa-dse.c (live_bytes_read): New function.
11263 (dse_classify_store): Ignore reads of dead bytes.
11265 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): Fix
11266 typos and whitespace errors.
11267 * config/i386/predicates.md (address_no_seg_operand): Likewise.
11268 * config/s390/s390.c (s390_emit_prologue): Likewise.
11270 2017-09-29 Vladimir Makarov <vmakarov@redhat.com>
11273 * ira-costs.c (scan_one_insn): Don't take into account PIC equiv
11274 with a symbol for LRA.
11276 2017-09-29 Vladimir Makarov <vmakarov@redhat.com>
11278 PR rtl-optimization/82338
11279 * lra-constraints.c (inherit_in_ebb): Check usage_insns check.
11281 2017-09-29 Alexander Monakov <amonakov@ispras.ru>
11283 * genmodes.c (calc_wider_mode): Suppress qsort macro.
11284 * system.h [CHECKING_P] (qsort): Redirect to qsort_chk.
11285 (qsort_chk): Declare.
11286 * vec.c [CHECKING_P] (qsort_chk_error): New static function.
11287 (qsort_chk): New function.
11289 2017-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11291 PR tree-optimization/82337
11292 * gimple-ssa-strength-reduction.c (find_phi_def): Don't record a
11293 phi definition if the PHI result appears in an abnormal PHI.
11294 (find_basis_for_base_expr): Don't record a basis if the LHS of the
11295 basis appears in an abnormal PHI.
11297 2017-09-29 Richard Biener <rguenther@suse.de>
11299 * graphite-isl-ast-to-gimple.c
11300 (translate_isl_ast_to_gimple::set_codegen_error): New function.
11301 (binary_op_to_tree): Use it.
11302 (get_rename_from_scev): Likewise.
11303 (copy_loop_phi_nodes): Likewise.
11304 (copy_bb_and_scalar_dependences): Likewise.
11305 (translate_pending_phi_nodes): Likewise.
11307 2017-09-29 Jakub Jelinek <jakub@redhat.com>
11310 * config/i386/i386.md (*movdi_internal peephole2): New -Os peephole
11311 for movabsq $(i32 << shift), r64.
11313 2017-09-28 Uros Bizjak <ubizjak@gmail.com>
11315 * config/i386/i386.c (ix86_print_operand_address_as): Do not check
11316 index when encoding %esp as %rsp to avoid 0x67 prefix.
11318 2017-09-28 Sergey Shalnov <Sergey.Shalnov@intel.com>
11320 * config/i386/i386.md (*movsf_internal, *movdf_internal):
11321 Return 256-bit AVX modes for TARGET_PREFER_AVX256.
11323 2017-09-28 Thomas Preud'homme <thomas.preudhomme@arm.com>
11325 * config/arm/arm.c (arm_option_override): Forbid ARMv8-M Security
11326 Extensions with more than 16 double VFP registers.
11327 (cmse_nonsecure_entry_clear_before_return): Remove second entry of
11328 to_clear_mask and all code related to it. Replace the remaining
11329 entry by a sbitmap and adapt code accordingly.
11331 2017-09-28 Henry Linjamäki <henry.linjamaki@parmance.com>
11333 * brig-builtins.def: Change pure attributes to const.
11335 2017-09-28 Joseph Myers <joseph@codesourcery.com>
11337 * config.gcc (default_gnu_indirect_function): Default to yes for
11338 sparc*-*-linux* with glibc.
11340 2017-09-28 Joseph Myers <joseph@codesourcery.com>
11342 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor)
11343 (aarch64_elf_asm_destructor): Pass SECTION_NOTYPE to get_section
11344 when creating .init_array and .fini_array sections with priority
11347 2017-09-27 Christophe Lyon <christophe.lyon@linaro.org>
11350 * config/aarch64/aarch64.c
11351 (aarch64_builtin_support_vector_misalignment): Always return false
11352 when misalignment is unknown.
11354 2017-09-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
11356 * config/rs6000/rs6000-p8swap.c (const_load_sequence_p): Revise
11357 this function to return false if the definition used by the swap
11358 instruction is artificial, or if the memory address from which the
11359 constant value is loaded is not represented by a base address held
11360 in a register or if the base address register is a frame or stack
11361 pointer. Additionally, return false if the base address of the
11362 loaded constant is a SYMBOL_REF but is not considered to be a
11364 (replace_swapped_load_constant): New function.
11365 (rs6000_analyze_swaps): Add a new pass to replace a swap of a
11366 loaded constant vector with a load of a swapped constant vector.
11368 2017-09-27 Carl Love <cel@us.ibm.com>
11370 * config/rs6000/rs6000-builtin.def (BU_FP_1MISC_1): Add define macro.
11371 (FCTID, FCTIW): Add BU_FP_MISC_1 macro expansion for builtins.
11372 * config/rs6000/rs6000.md (lrintsfsi2): Add define_insn for the
11375 2017-09-27 Alexander Monakov <amonakov@ispras.ru>
11377 * haifa-sched.c (autopref_rank_for_schedule): Order 'irrelevant' insns
11378 first, always call autopref_rank_data otherwise.
11380 2017-09-27 Richard Biener <rguenther@suse.de>
11382 * graphite-scop-detection.c (find_scop_parameters): Move
11383 loop bound handling ...
11384 (gather_bbs::before_dom_children): ... here, avoiding the need
11385 to build scop_info->loop_nest.
11386 (record_loop_in_sese): Remove.
11387 * sese.h (sese_info_t::loop_nest): Remove.
11388 * sese.c (new_sese_info): Do not allocate loop_nest.
11389 (free_sese_info): Do not free loop_nest.
11391 2017-09-27 Jakub Jelinek <jakub@redhat.com>
11394 * gimplify.c (gimplify_modify_expr): Don't optimize away zero sized
11395 lhs from calls if the lhs has addressable type.
11397 2017-09-27 Richard Biener <rguenther@suse.de>
11399 * graphite.h (scop::max_alias_set): New member.
11400 * graphite-scop-detection.c: Remove references to non-existing
11401 --param in comments.
11402 (build_alias_sets): Record the maximum alias set used for drs.
11403 (build_scops): Support zero as unlimited for
11404 --param graphite-max-arrays-per-scop.
11405 * graphite-sese-to-poly.c (add_scalar_version_numbers): Remove
11406 and inline into ...
11407 (build_poly_sr_1): ... here. Compute alias set based on the
11408 maximum alias set used for drs rather than
11409 PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP
11411 2017-09-27 Richard Biener <rguenther@suse.de>
11413 * graphite-optimize-isl.c (get_schedule_for_node_st): Allow
11414 --param loop-block-tile-size=0 to disable tiling.
11416 2017-09-27 Richard Biener <rguenther@suse.de>
11418 * doc/invoke.texi (graphite-max-bbs-per-function): Remove.
11419 (graphite-max-nb-scop-params): Document special value zero.
11420 * domwalk.h (dom_walker::STOP): New symbolical constant.
11421 (dom_walker::dom_walker): Add optional parameter for bb to
11423 (dom_walker::~dom_walker): Declare.
11424 (dom_walker::before_dom_children): Document STOP return value.
11425 (dom_walker::m_user_bb_to_rpo): New member.
11426 (dom_walker::m_bb_to_rpo): Likewise.
11427 * domwalk.c (dom_walker::dom_walker): Compute bb to RPO
11428 mapping here if not provided by the user.
11429 (dom_walker::~dom_walker): Free bb to RPO mapping if not
11430 provided by the user.
11431 (dom_walker::STOP): Define.
11432 (dom_walker::walk): Do not compute bb to RPO mapping here.
11433 Support STOP return value from before_dom_children to stop
11435 * graphite-optimize-isl.c (optimize_isl): If the schedule
11436 is the same still generate code if -fgraphite-identity
11437 or -floop-parallelize-all are given.
11438 * graphite-scop-detection.c: Include cfganal.h.
11439 (gather_bbs::gather_bbs): Get and pass through bb to RPO
11441 (gather_bbs::before_dom_children): Return STOP for BBs
11443 (build_scops): Compute bb to RPO mapping and pass it to
11444 the domwalk. Treat --param graphite-max-nb-scop-params=0
11445 as not limiting the number of params.
11446 * graphite.c (graphite_initialize): Remove limit on the
11447 number of basic-blocks in a function.
11448 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Remove.
11449 (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Adjust to documented
11450 default value of 10.
11452 2017-09-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11454 * config/rs6000/vsx.md (peephole for optimizing move SF to GPR):
11455 Adjust code to eliminate needing to do the shift right 32-bits
11456 operation after XSCVDPSPN.
11458 2017-09-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11460 * match.pd ((X / Y) == 0 -> X < Y): New pattern.
11461 ((X / Y) != 0 -> X >= Y): Likewise.
11463 2017-09-26 Carl Love <cel@us.ibm.com>
11465 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VEC_XL_LEN_R,
11466 P9V_BUILTIN_VEC_XST_LEN_R): Add support for builtins
11467 vector unsigned char vec_xl_len_r (unsigned char *, size_t);
11468 void vec_xst_len_r (vector unsigned char, unsigned char *, size_t);
11469 * config/rs6000/altivec.h (vec_xl_len_r, vec_xst_len_r): Add defines.
11470 * config/rs6000/rs6000-builtin.def (XL_LEN_R, XST_LEN_R): Add
11471 definitions and overloading.
11472 * config/rs6000/rs6000.c (altivec_expand_builtin): Add case
11473 statement for P9V_BUILTIN_XST_LEN_R.
11474 (altivec_init_builtins): Add def_builtin for P9V_BUILTIN_STXVLL.
11475 * config/rs6000/vsx.md (lxvll, stxvll, xl_len_r, xst_len_r): Add
11476 define_expand and define_insn for the instructions and builtins.
11477 * doc/extend.texi: Update the built-in documentation file for the new
11478 built-in functions.
11479 * config/rs6000/altivec.md (altivec_lvsl_reg, altivec_lvsr_reg): Add
11480 define_insn for the instructions
11482 2017-09-26 Krister Walfridsson <krister.walfridsson@gmail.com>
11485 * gcc/config/netbsd-protos.h: New file.
11486 * gcc/config/netbsd.c: New file.
11487 * gcc/config/netbsd.h (SUBTARGET_INIT_BUILTINS): Define.
11488 * gcc/config/t-netbsd: New file.
11489 * gcc/config.gcc (tm_p_file): Add netbsd-protos.h.
11490 (tmake_file) Add t-netbsd.
11491 (extra_objs) Add netbsd.o.
11493 2017-09-26 Janus Weil <janus@gcc.gnu.org>
11497 * doc/sourcebuild.texi: Document fortran_real_10 and fortran_real_16.
11499 2017-09-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11501 * config/rs6000/rs6000.md (extendsi<mode>2): Add a splitter to do
11502 sign extension from a vector register to a GPR by doing a 32-bit
11503 direct move and then an EXTSW.
11504 (extendsi<mode>2 splitter): Likewise.
11505 (movsi_from_sf): Adjust code to eliminate doing a 32-bit shift
11506 right or vector extract after doing XSCVDPSPN. Use
11507 zero_extendsidi2 instead of p8_mfvsrd_4_disf to move the value to
11509 (movdi_from_sf_zero_ext): Likewise.
11510 (reload_gpr_from_vsxsf): Likewise.
11511 (p8_mfvsrd_4_disf): Delete, no longer used.
11512 (movsi_from_df): Optimize converting a DFmode to a SFmode, and
11513 then needing to move the SFmode to a GPR to use the XSCVDPSP
11514 instruction instead of FRSP and XSCVDPSPN.
11515 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Move insn so that
11516 it is adjacent to the other XSCVSPDP insns.
11517 (vsx_xscvdpsp_scalar): Use "ww" constraint instead of "f" to allow
11518 SFmode to be in traditional Altivec registers.
11519 (vsx_xscvdpspn): Eliminate useless alternative constraint.
11520 (vsx_xscvspdpn): Likewise.
11521 (vsx_xscvspdpn_scalar): Likewise.
11523 2017-09-26 Martin Jambor <mjambor@suse.cz>
11525 * tree-sra.c (compare_access_positions): Put integral types first,
11526 stabilize sorting of integral types, remove conditions putting
11527 non-full-precision integers last.
11528 (sort_and_splice_var_accesses): Disable scalarization if a
11529 non-integert would be represented by a non-full-precision integer.
11531 2017-09-26 Joseph Myers <joseph@codesourcery.com>
11533 * config/microblaze/linux.h (TARGET_ASM_FILE_END): Likewise.
11534 * config/pa/pa.h (NEED_INDICATE_EXEC_STACK): Likewise.
11535 * config/pa/pa-linux.h (NEED_INDICATE_EXEC_STACK): Likewise.
11536 * config/pa/pa.c (pa_hpux_file_end): Rename to pa_file_end.
11537 Define unconditionally, with [ASM_OUTPUT_EXTERNAL_REAL]
11538 conditionals inside the function instead of around it. Call
11539 file_end_indicate_exec_stack if NEED_INDICATE_EXEC_STACK.
11540 (TARGET_ASM_FILE_END): Define unconditionally to pa_file_end.
11542 2017-09-26 Richard Biener <rguenther@suse.de>
11544 * graphite-scop-detection.c (scop_detection::build_scop_depth): Rewrite,
11546 (scop_detection::build_scop_breadth): ... this. Removed.
11547 (scop_detection::loop_is_valid_in_scop): Fold into single caller.
11548 (scop_detection::harmful_stmt_in_bb): Likewise.
11549 (scop_detection::graphite_can_represent_stmt): Likewise.
11550 (scop_detection::loop_body_is_valid_scop): Likewise. Remove recursion.
11551 (scop_detection::can_represent_loop): Remove recursion, fold in ...
11552 (scop_detection::can_represent_loop_1): ... this. Removed.
11553 (scop_detection::harmful_loop_in_region): Simplify after inlining
11554 the above and remove more quadraticness.
11555 (build_scops): Adjust.
11556 * tree-data-ref.c (loop_nest_has_data_refs): Remove pointless
11559 2017-09-26 Jakub Jelinek <jakub@redhat.com>
11562 * config/i386/i386.c (ix86_print_operand_address_as): Only test
11563 REGNO (base) == SP_REG if base is a REG.
11565 PR middle-end/35691
11566 * tree-ssa-reassoc.c (update_range_test): Dump r->exp each time
11567 if it is different SSA_NAME.
11568 (optimize_range_tests_cmp_bitwise): New function.
11569 (optimize_range_tests): Call it.
11571 2017-09-26 Richard Biener <rguenther@suse.de>
11573 PR tree-optimization/82321
11574 * graphite.c (canonicalize_loop_closed_ssa): Properly check
11575 for the def being inside the loop.
11577 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11579 * config/s390/vx-builtins.md ("vmslg"): Add missing operand in
11581 * config/s390/s390-builtins.def: Fix constraint on op4.
11583 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11585 * config/s390/s390.c (s390_expand_vec_compare): Use the new mode
11586 independent expanders.
11587 * config/s390/vector.md ("vec_cmpuneq", "vec_cmpltgt")
11588 ("vec_ordered", "vec_unordered"): New expanders.
11590 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11592 * config/s390/s390.c (s390_preferred_simd_mode): Return V4SFmode
11595 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11597 * config/s390/vector.md ("vec_unpacks_low_v16qi"): Rename to
11598 vec_unpacks_lo_v16qi.
11599 ("vec_unpacku_low_v16qi"): Rename to vec_unpacku_lo_v16qi.
11601 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11603 * config/s390/vector.md ("vec_unpacks_lo_v4sf")
11604 ("vec_unpacks_hi_v4sf", "vec_unpacks_lo_v2df")
11605 ("vec_unpacks_hi_v2df", "vec_pack_trunc_v2df"): New expanders.
11607 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11609 * config/s390/predicates.md ("const_shift_by_byte_operand"): New
11611 * config/s390/vector.md ("*vec_srb<mode>"): Change modes to V_128
11613 ("*vec_slb<mode>"): New insn pattern.
11614 ("vec_shr_<mode>"): New expander.
11615 * config/s390/vx-builtins.md ("vec_slb<mode>"): Turn into expander
11616 and force the shift count operand to V16QImode.
11617 ("vec_srb<mode>"): Set shift count mode to V16QI.
11619 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11621 * config/s390/vector.md ("vec_widen_umult_lo_<mode>")
11622 ("vec_widen_umult_hi_<mode>", "vec_widen_smult_lo_<mode>")
11623 ("vec_widen_smult_hi_<mode>"): New expander definitions.
11625 2017-09-26 Richard Earnshaw <rearnsha@arm.com>
11628 * config/arm/arm.h (DRIVER_SELF_SPECS): Separate sub-rules with commas.
11630 2017-09-26 Richard Biener <rguenther@suse.de>
11632 PR tree-optimization/82320
11633 * tree-ssa-sccvn.c (set_ssa_val_to): Changing undef to undef
11636 2017-09-25 Jeff Law <law@redhat.com>
11638 * config/rs6000/rs6000-protos.h (output_probe_stack_range): Update
11639 prototype for new argument.
11640 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack_1): New function,
11641 mostly extracted from rs6000_emit_allocate_stack.
11642 (rs6000_emit_probe_stack_range_stack_clash): New function.
11643 (rs6000_emit_allocate_stack): Call
11644 rs6000_emit_probe_stack_range_stack_clash as needed.
11645 (rs6000_emit_probe_stack_range): Add additional argument
11646 to call to gen_probe_stack_range{si,di}.
11647 (output_probe_stack_range): New.
11648 (output_probe_stack_range_1): Renamed from output_probe_stack_range.
11649 (output_probe_stack_range_stack_clash): New.
11650 (rs6000_emit_prologue): Emit notes into dump file as requested.
11651 * rs6000.md (allocate_stack): Handle -fstack-clash-protection.
11652 (probe_stack_range<P:mode>): Operand 0 is now early-clobbered.
11653 Add additional operand and pass it to output_probe_stack_range.
11655 2017-09-25 Bin Cheng <bin.cheng@arm.com>
11657 PR tree-optimization/82163
11658 * tree-ssa-loop-manip.h (verify_loop_closed_ssa): New parameter.
11659 (checking_verify_loop_closed_ssa): New parameter.
11660 * tree-ssa-loop-manip.c (check_loop_closed_ssa_use): Delete.
11661 (check_loop_closed_ssa_stmt): Delete.
11662 (check_loop_closed_ssa_def, check_loop_closed_ssa_bb): New functions.
11663 (verify_loop_closed_ssa): Check loop closed ssa form for LOOP.
11664 (tree_transform_and_unroll_loop): Check loop closed ssa form only for
11667 2017-09-25 Pekka Jaaskelainen <pekka@parmance.com>
11669 * brig-builtins.def: Treat HSAIL barrier builtins as
11670 setjmp/longjump style functions.
11672 2017-09-25 Richard Sandiford <richard.sandiford@linaro.org>
11674 * target.def (constant_alignment): New hook.
11675 * defaults.h (CONSTANT_ALIGNMENT): Delete.
11676 * doc/tm.texi.in (CONSTANT_ALIGNMENT): Replace with...
11677 (TARGET_CONSTANT_ALIGNMENT): ...this new hook.
11678 * doc/tm.texi: Regenerate.
11679 * targhooks.h (default_constant_alignment): Declare.
11680 (constant_alignment_word_strings): Likewise.
11681 * targhooks.c (default_constant_alignment): New function.
11682 (constant_alignment_word_strings): Likewise.
11683 * builtins.c (get_object_alignment_2): Use targetm.constant_alignment
11684 instead of CONSTANT_ALIGNMENT.
11685 * varasm.c (align_variable, get_variable_align, build_constant_desc)
11686 (force_const_mem): Likewise.
11687 * config/aarch64/aarch64.h (CONSTANT_ALIGNMENT): Delete.
11688 * config/aarch64/aarch64.c (aarch64_constant_alignment): New function.
11689 (aarch64_classify_address): Call it instead of CONSTANT_ALIGNMENT.
11690 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11691 * config/alpha/alpha.h (CONSTANT_ALIGNMENT): Delete commented-out
11693 * config/arc/arc.h (CONSTANT_ALIGNMENT): Delete.
11694 * config/arc/arc.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11695 constant_alignment_word_strings.
11696 * config/arm/arm.h (CONSTANT_ALIGNMENT_FACTOR): Delete.
11697 (CONSTANT_ALIGNMENT): Likewise.
11698 * config/arm/arm.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11699 (arm_constant_alignment): New function.
11700 * config/bfin/bfin.h (CONSTANT_ALIGNMENT): Delete.
11701 * config/bfin/bfin.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11702 constant_alignment_word_strings.
11703 * config/cr16/cr16.h (CONSTANT_ALIGNMENT): Delete.
11704 * config/cr16/cr16.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11705 constant_alignment_word_strings.
11706 * config/cris/cris.h (CONSTANT_ALIGNMENT): Delete.
11707 * config/cris/cris.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11708 (cris_constant_alignment): New function.
11709 * config/epiphany/epiphany.h (CONSTANT_ALIGNMENT): Delete.
11710 * config/epiphany/epiphany.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11711 (epiphany_constant_alignment): New function.
11712 * config/fr30/fr30.h (CONSTANT_ALIGNMENT): Delete.
11713 * config/fr30/fr30.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11714 constant_alignment_word_strings.
11715 * config/frv/frv.h (CONSTANT_ALIGNMENT): Delete.
11716 * config/frv/frv.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11717 constant_alignment_word_strings.
11718 * config/ft32/ft32.h (CONSTANT_ALIGNMENT): Delete.
11719 * config/ft32/ft32.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11720 constant_alignment_word_strings.
11721 * config/i386/i386.h (CONSTANT_ALIGNMENT): Delete.
11722 * config/i386/i386-protos.h (ix86_constant_alignment): Delete.
11723 * config/i386/i386.c (ix86_constant_alignment): Make static.
11724 Use the same interface as the target hook.
11725 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11726 * config/ia64/ia64.h (CONSTANT_ALIGNMENT): Delete.
11727 * config/ia64/ia64.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11728 constant_alignment_word_strings.
11729 * config/iq2000/iq2000.h (CONSTANT_ALIGNMENT): Delete.
11730 * config/iq2000/iq2000.c (iq2000_constant_alignment): New function.
11731 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11732 * config/lm32/lm32.h (CONSTANT_ALIGNMENT): Delete.
11733 * config/lm32/lm32.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11734 constant_alignment_word_strings.
11735 * config/m32r/m32r.h (CONSTANT_ALIGNMENT): Delete.
11736 * config/m32r/m32r.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11737 constant_alignment_word_strings.
11738 * config/mcore/mcore.h (CONSTANT_ALIGNMENT): Delete.
11739 * config/mcore/mcore.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11740 constant_alignment_word_strings.
11741 * config/microblaze/microblaze.h (CONSTANT_ALIGNMENT): Delete.
11742 * config/microblaze/microblaze.c (microblaze_constant_alignment):
11744 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11745 * config/mips/mips.h (CONSTANT_ALIGNMENT): Delete.
11746 * config/mips/mips.c (mips_constant_alignment): New function.
11747 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11748 * config/mmix/mmix.h (CONSTANT_ALIGNMENT): Delete.
11749 * config/mmix/mmix-protos.h (mmix_constant_alignment): Delete.
11750 * config/mmix/mmix.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11751 (mmix_constant_alignment): Make static. Use the same interface
11752 as the target hook.
11753 * config/moxie/moxie.h (CONSTANT_ALIGNMENT): Delete.
11754 * config/moxie/moxie.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11755 constant_alignment_word_strings.
11756 * config/nios2/nios2.h (CONSTANT_ALIGNMENT): Delete.
11757 * config/nios2/nios2.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11758 constant_alignment_word_strings.
11759 * config/pa/pa.h (CONSTANT_ALIGNMENT): Delete.
11760 * config/pa/pa.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11761 constant_alignment_word_strings.
11762 * config/powerpcspe/powerpcspe.h (CONSTANT_ALIGNMENT): Delete.
11763 * config/powerpcspe/powerpcspe.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11764 (rs6000_constant_alignment): New function.
11765 * config/riscv/riscv.h (CONSTANT_ALIGNMENT): Delete.
11766 * config/riscv/riscv.c (riscv_constant_alignment): New function.
11767 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11768 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Delete.
11769 * config/rs6000/rs6000.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11770 (rs6000_constant_alignment): New function.
11771 * config/s390/s390.h (CONSTANT_ALIGNMENT): Delete.
11772 * config/s390/s390.c (s390_constant_alignment): New function.
11773 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11774 * config/sh/sh.h (CONSTANT_ALIGNMENT): Delete.
11775 * config/sh/sh.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11776 constant_alignment_word_strings.
11777 * config/sparc/sparc.h (CONSTANT_ALIGNMENT): Delete.
11778 * config/sparc/sparc.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11779 (sparc_constant_alignment): New function.
11780 * config/spu/spu.h (CONSTANT_ALIGNMENT): Delete.
11781 * config/spu/spu.c (spu_constant_alignment): New function.
11782 (TARGET_CONSTANT_ALIGNMENT): Redefine.
11783 * config/stormy16/stormy16.h (CONSTANT_ALIGNMENT): Delete.
11784 * config/stormy16/stormy16.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11785 constant_alignment_word_strings.
11786 * config/tilegx/tilegx.h (CONSTANT_ALIGNMENT): Delete.
11787 * config/tilegx/tilegx.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11788 constant_alignment_word_strings.
11789 * config/tilepro/tilepro.h (CONSTANT_ALIGNMENT): Delete.
11790 * config/tilepro/tilepro.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
11791 constant_alignment_word_strings.
11792 * config/visium/visium.h (CONSTANT_ALIGNMENT): Delete.
11793 * config/visium/visium.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11794 (visium_constant_alignment): New function.
11795 * config/xtensa/xtensa.h (CONSTANT_ALIGNMENT): Delete.
11796 * config/xtensa/xtensa.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
11797 (xtensa_constant_alignment): New function.
11798 * system.h (CONSTANT_ALIGNMENT): Poison.
11800 2017-09-25 Will Schmidt <will_schmidt@vnet.ibm.com>
11802 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
11803 for early folding of vector stores (ALTIVEC_BUILTIN_ST_*).
11804 (rs6000_builtin_valid_without_lhs): New helper function.
11805 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11806 Remove obsoleted code for handling ALTIVEC_BUILTIN_VEC_ST.
11808 2017-09-25 Richard Sandiford <richard.sandiford@linaro.org>
11810 * target.h (vec_perm_indices): Use unsigned short rather than
11812 (auto_vec_perm_indices): Likewise.
11813 * config/aarch64/aarch64.c (aarch64_vectorize_vec_perm_const_ok):
11814 Use unsigned int rather than unsigned char.
11815 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok): Likewise.
11817 2017-09-25 Richard Biener <rguenther@suse.de>
11819 * cfgloop.h (sort_sibling_loops): Declare.
11820 * cfgloop.c (sort_sibling_loops_cmp): New helper.
11821 (sort_sibling_loops): New function sorting the sibling loop list
11823 * graphite.c (graphite_transform_loops): Sort sibling loops.
11825 2017-09-25 Richard Sandiford <richard.sandifird@linaro.org>
11827 * target.def (vec_perm_const_ok): Change sel parameter to
11829 * optabs-query.c (can_vec_perm_p): Update accordingly.
11830 * doc/tm.texi: Regenerate.
11831 * config/aarch64/aarch64.c (expand_vec_perm_d): Change perm to
11832 auto_vec_perm_indices and remove separate nelt field.
11833 (aarch64_evpc_trn, aarch64_evpc_uzp, aarch64_evpc_zip)
11834 (aarch64_evpc_ext, aarch64_evpc_rev, aarch64_evpc_dup)
11835 (aarch64_evpc_tbl, aarch64_expand_vec_perm_const_1)
11836 (aarch64_expand_vec_perm_const): Update accordingly.
11837 (aarch64_vectorize_vec_perm_const_ok): Likewise. Change sel
11838 to vec_perm_indices.
11839 * config/arm/arm.c (expand_vec_perm_d): Change perm to
11840 auto_vec_perm_indices and remove separate nelt field.
11841 (arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev)
11842 (arm_evpc_neon_vtrn, arm_evpc_neon_vext, arm_evpc_neon_vtbl)
11843 (arm_expand_vec_perm_const_1, arm_expand_vec_perm_const): Update
11845 (arm_vectorize_vec_perm_const_ok): Likewise. Change sel
11846 to vec_perm_indices.
11847 * config/i386/i386.c (ix86_vectorize_vec_perm_const_ok): Change
11848 sel to vec_perm_indices.
11849 * config/ia64/ia64.c (ia64_vectorize_vec_perm_const_ok): Likewise.
11850 * config/mips/mips.c (mips_vectorize_vec_perm_const_ok): Likewise.
11851 * config/powerpcspe/powerpcspe.c (rs6000_vectorize_vec_perm_const_ok):
11853 * config/rs6000/rs6000.c (rs6000_vectorize_vec_perm_const_ok):
11856 2017-09-25 Pierre-Marie de Rodat <derodat@adacore.com>
11859 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
11860 on the FUNCTION_DECL function context if it has a DIE that is a
11863 2017-09-25 Richard Biener <rguenther@suse.de>
11865 PR tree-optimization/82285
11866 * tree-vect-patterns.c (vect_recog_bool_pattern): Also handle
11869 2017-09-25 Tom de Vries <tom@codesourcery.com>
11873 * config/nvptx/nvptx.c (nvptx_output_call_insn): Add exit after call to
11876 2017-09-25 Richard Biener <rguenther@suse.de>
11878 * graphite-optimize-isl.c (optimize_isl): Fail and dump if
11879 ISL errors other than isl_error_quota happen. Dump if the
11880 schedule is the same.
11881 * graphite-sese-to-poly.c (build_poly_scop): Fail on ISL
11882 errors instead of aborting inside ISL.
11884 2017-09-25 Iain Sandoe <iain@codesourcery.com>
11887 * config/i386/darwin.h (REAL_LIB_SPEC): New; put libSystem ahead
11888 of libgcc_eh for m64.
11889 * config/i386/darwin64.h: Likewise.
11891 2017-09-25 Richard Biener <rguenther@suse.de>
11893 PR middle-end/82144
11894 * dwarf2out.c (gen_enumeration_type_die): Do not add alignment
11895 attribute for incomplete types nor twice for complete ones.
11897 2017-09-24 Uros Bizjak <ubizjak@gmail.com>
11900 * config/i386/i386.c (ix86_print_operand_address_as): Encode
11901 %esp as %rsp to avoid 0x67 prefix if there is no index or base
11904 2017-09-23 Uros Bizjak <ubizjak@gmail.com>
11907 * config/i386/i386.opt (mprefer-avx256): Use
11908 ix86_target_flags variable.
11909 * config/i386/i386.c (ix86_target_string): Move
11910 -mprefer-avx256 to flag2_opts.
11912 2017-09-22 Jakub Jelinek <jakub@redhat.com>
11914 PR middle-end/35691
11915 * match.pd: Simplify x == -1 & y == -1 into (x & y) == -1
11916 and x != -1 | y != -1 into (x & y) != -1.
11918 2017-09-22 Steve Ellcey <sellcey@cavium.com>
11920 * config.gcc: Add new case statement to set
11921 default_gnu_indirect_function. Remove it from x86_64-*-linux*,
11922 i[34567]86-*, powerpc*-*-linux*spe*, powerpc*-*-linux*, s390-*-linux*,
11923 s390x-*-linux* case statements. Added aarch64 to the list of
11924 supported architectures.
11926 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
11928 PR tree-optimization/82289
11929 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Check
11930 STMT_VINFO_RELEVANT_P.
11932 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
11933 Alan Hayward <alan.hayward@arm.com>
11934 David Sherwood <david.sherwood@arm.com>
11936 * tree-vrp.c (extract_range_from_multiplicative_op_1): Assert
11937 for VR_RANGE only; don't allow VR_ANTI_RANGE.
11938 (extract_range_from_binary_expr_1): Don't call
11939 extract_range_from_multiplicative_op_1 if !range_int_cst_p.
11941 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
11942 Alan Hayward <alan.hayward@arm.com>
11943 David Sherwood <david.sherwood@arm.com>
11945 * target.def (preferred_vector_alignment): New hook.
11946 * doc/tm.texi.in (TARGET_VECTORIZE_PREFERRED_VECTOR_ALIGNMENT): New
11948 * doc/tm.texi: Regenerate.
11949 * targhooks.h (default_preferred_vector_alignment): Declare.
11950 * targhooks.c (default_preferred_vector_alignment): New function.
11951 * tree-vectorizer.h (dataref_aux): Add a target_alignment field.
11953 (DR_TARGET_ALIGNMENT): New macro.
11954 (aligned_access_p): Update commentary.
11955 (vect_known_alignment_in_bytes): New function.
11956 * tree-vect-data-refs.c (vect_calculate_required_alignment): New
11958 (vect_compute_data_ref_alignment): Set DR_TARGET_ALIGNMENT.
11959 Calculate the misalignment based on the target alignment rather than
11961 (vect_update_misalignment_for_peel): Use DR_TARGET_ALIGMENT
11962 rather than TYPE_ALIGN / BITS_PER_UNIT to update the misalignment.
11963 (vect_enhance_data_refs_alignment): Mask the byte misalignment with
11964 the target alignment, rather than masking the element misalignment
11965 with the number of elements in a vector. Also use the target
11966 alignment when calculating the maximum number of peels.
11967 (vect_find_same_alignment_drs): Use vect_calculate_required_alignment
11968 instead of TYPE_ALIGN_UNIT.
11969 (vect_duplicate_ssa_name_ptr_info): Remove stmt_info parameter.
11970 Measure DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT.
11971 (vect_create_addr_base_for_vector_ref): Update call accordingly.
11972 (vect_create_data_ref_ptr): Likewise.
11973 (vect_setup_realignment): Realign by ANDing with
11974 -DR_TARGET_MISALIGNMENT.
11975 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Calculate
11976 the number of peels based on DR_TARGET_ALIGNMENT.
11977 * tree-vect-stmts.c (get_group_load_store_type): Compare the gap
11978 with the guaranteed alignment boundary when deciding whether
11980 (vectorizable_mask_load_store): Interpret DR_MISALIGNMENT
11981 relative to DR_TARGET_ALIGNMENT instead of TYPE_ALIGN_UNIT.
11982 (ensure_base_align): Remove stmt_info parameter. Get the
11983 target base alignment from DR_TARGET_ALIGNMENT.
11984 (vectorizable_store): Update call accordingly. Interpret
11985 DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT instead of
11987 (vectorizable_load): Likewise.
11989 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
11990 Alan Hayward <alan.hayward@arm.com>
11991 David Sherwood <david.sherwood@arm.com>
11993 * tree-vectorizer.h (vect_get_scalar_dr_size): New function.
11994 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use it.
11995 (vect_enhance_data_refs_alignment): Likewise.
11997 2017-09-22 Richard Earnshaw <richard.earnshaw@arm.com>
11999 * config/arm/parsecpu.awk (fatal): Note that we've encountered an
12000 error. Only quit immediately if parsing is complete.
12001 (BEGIN): Initialize fatal_err and parse_done.
12002 (begin fpu, end fpu): Check number of arguments.
12003 (begin arch, end arch): Likewise.
12004 (begin cpu, end cpu): Likewise.
12005 (cname, tune for, tune flags, architecture, fpu, option): Likewise.
12006 (optalias): Likewise.
12008 2017-09-22 Richard Earnshaw <richard.earnshaw@arm.com>
12010 * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file.
12011 * config/arm/arm-isa.h: Delete. Move definitions to ...
12012 * arm-cpus.in: ... here. Use new feature and fgroup values.
12013 * config/arm/arm.c (arm_option_override): Use lower case for feature
12015 * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise.
12016 (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise.
12017 * config/arm/parsecpu.awk (END): Add new command 'isa'.
12019 (print_isa_bits_for): New function.
12020 (gen_isa): New function.
12021 (gen_comm_data): Use print_isa_bits_for.
12022 (define feature): New keyword.
12023 (define fgroup): New keyword.
12024 * config/arm/t-arm (TM_H): Remove.
12025 (GTM_H): Add arm-isa.h.
12026 (arm-isa.h): Add rule to generate file.
12027 * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower
12028 case for feature bit names.
12030 2017-09-22 Richard Biener <rguenther@suse.de>
12032 * graphite-isl-ast-to-gimple.c (graphite_verify): Inline into
12034 (graphite_regenerate_ast_isl): Do not reset SCEV. Move debug
12035 print of no dependency loops ...
12036 * graphite.c (graphite_transform_loops): ... here.
12037 (canonicalize_loop_closed_ssa_form): Work from inner to outer
12039 (same_close_phi_node, remove_duplicate_close_phi,
12040 make_close_phi_nodes_unique, defined_in_loop_p): Fold into ...
12041 (canonicalize_loop_closed_ssa): ... here and simplify.
12042 * graphite-optimize-isl.c: Include tree-vectorizer.h.
12043 (optimize_isl): Use dump_printf_loc to tell when we stopped
12044 optimizing because of an ISL timeout.
12046 2017-09-22 Richard Biener <rguenther@suse.de>
12048 PR tree-optimization/82291
12049 * tree-if-conv.c (predicate_mem_writes): Make sure to
12050 remove writes in blocks predicated with false.
12052 2017-09-22 Richard Biener <rguenther@suse.de>
12054 * sese.c: Include cfganal.h.
12055 (if_region_set_false_region): Remove.
12056 (create_if_region_on_edge): Likewise.
12057 (move_sese_in_condition): Re-implement without destroying
12060 2017-09-22 Richard Biener <rguenther@suse.de>
12062 * graphite-isl-ast-to-gimple.c (translate_pending_phi_nodes):
12063 Verify both BBs contain loop PHI nodes before dispatching to
12064 copy_loop_phi_args.
12065 (graphite_regenerate_ast_isl): Do not recompute dominators,
12066 do not verify three times. Restructure for clarity.
12067 * graphite-scop-detection.c (same_close_phi_node,
12068 remove_duplicate_close_phi, make_close_phi_nodes_unique,
12069 defined_in_loop_p, canonicalize_loop_closed_ssa,
12070 canonicalize_loop_closed_ssa_form): Simplify, remove excess
12071 checking and SSA rewrite, move to ...
12072 * graphite.c: ... here. Include ssa.h and tree-ssa-loop-manip.h.
12073 (graphite_initialize): Do not pass in ctx, do not reset the
12074 SCEV cache, compute only dominators.
12075 (graphite_transform_loops): Allocate ISL ctx after
12076 graphite_initialize. Call canonicalize_loop_closed_ssa_form.
12077 Maintain post-dominators only around build_scops.
12078 * sese.c (if_region_set_false_region): Make static. Free
12079 and recompute dominators.
12080 (move_sese_in_condition): Assert we don't get called with
12081 post-dominators computed.
12082 * sese.h (if_region_set_false_region): Remove.
12084 2017-09-22 Sergey Shalnov <sergey.shalnov@intel.com>
12086 * config/i386/sse.md ("mov<mode>_internal"): Use <sseinsnmode>
12087 mode attribute for TARGET_AVX512VL.
12089 2017-09-21 Sergey Shalnov <sergey.shalnov@intel.com>
12091 * config/i386/i386.opt (mprefer-avx256): New option.
12092 * config/i386/i386.c (ix86_target_string): Add -mprefer-avx256
12094 (ix86_preferred_simd_mode): Return 256-bit AVX modes
12095 for TARGET_PREFER_AVX256.
12096 * doc/invoke.texi (x86 Options): Document -mprefer-avx256.
12098 2017-09-21 Jeff Law <law@redhat.com>
12100 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash):
12101 Fix dump output if the only stack space is for pushed registers.
12103 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
12105 * config/spu/spu.c (spu_sched_adjust_cost): Update after renaming
12108 2017-09-21 Martin Sebor <msebor@redhat.com>
12111 * doc/extend.texi (attribute ifunc): Avoid relying on ill-formed
12112 code (in C++) or code that triggers warnings.
12114 2017-09-21 Eric Botcazou <ebotcazou@adacore.com>
12116 * stor-layout.c (bit_from_pos): Do not distribute the conversion.
12118 2017-09-21 Segher Boessenkool <segher@kernel.crashing.org>
12120 * haifa-sched.c: Rename insn_cost to insn_sched_cost.
12121 * sched-rgn.c: Ditto.
12122 * sel-sched-ir.c: Ditto.
12124 2017-09-21 Alexander Monakov <amonakov@ispras.ru>
12126 * toplev.h (set_random_seed): Adjust return type.
12127 * toplev.c (init_local_tick): Move eager initialization of random_seed
12128 to get_random_seed. Adjust comment.
12129 (init_random_seed): Inline to get_random_seed, delete.
12130 (get_random_seed): Initialize random_seed lazily.
12131 (set_random_seed): Do not return previous value.
12132 (print_switch_value): Do not call get_random_seed.
12134 2017-09-21 Evgeny Kudryashov <kudryashov@ispras.ru>
12136 * cgraph.c (delete_function_version): New, broken out from...
12137 (cgraph_node::delete_function_version): ...here. Rename to
12138 cgraph_node::delete_function_version_by_decl. Update all uses.
12139 (cgraph_node::remove): Call delete_function_version.
12141 2017-09-21 Jakub Jelinek <jakub@redhat.com>
12144 * tree-inline.c (expand_call_inline): Emit clobber stmts for
12145 VAR_DECLs to which addressable non-volatile parameters are mapped
12146 and for id->retvar after the return value assignment. Clear
12147 id->retval and id->retbnd after inlining.
12149 2017-09-21 Richard Biener <rguenther@suse.de>
12151 PR tree-optimization/82276
12152 PR tree-optimization/82244
12153 * tree-vrp.c (build_assert_expr_for): Set
12154 SSA_NAME_OCCURS_IN_ABNORMAL_PHI if the variable we assert on
12156 (remove_range_assertions): Revert earlier change.
12158 2017-09-21 Wilco Dijkstra <wdijkstr@arm.com>
12161 * config/aarch64/aarch64.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
12163 2017-09-21 Richard Biener <rguenther@suse.de>
12165 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
12166 Restore valid IL after code generation errors.
12167 * graphite.c (graphite_transform_loops): Diagnose code
12168 generation issues as MSG_MISSED_OPTIMIZATION and continue
12169 with processing SCOPs.
12171 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
12172 Alan Hayward <alan.hayward@arm.com>
12173 David Sherwood <david.sherwood@arm.com>
12175 * calls.c (compute_argument_addresses): Use simplify_gen_binary
12176 rather than choosing between plus_constant and gen_rtx_<CODE>.
12177 * expr.c (emit_push_insn): Likewise.
12178 (expand_expr_real_2): Likewise.
12180 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
12181 Alan Hayward <alan.hayward@arm.com>
12182 David Sherwood <david.sherwood@arm.com>
12184 * loop-unroll.c (split_iv): Call copy_rtx on the step.
12186 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
12187 Alan Hayward <alan.hayward@arm.com>
12188 David Sherwood <david.sherwood@arm.com>
12190 * tree.c (find_atomic_core_type): Check tree_fits_uhwi_p before
12191 calling tree_to_uhwi.
12193 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
12194 Alan Hayward <alan.hayward@arm.com>
12195 David Sherwood <david.sherwood@arm.com>
12197 * tree-ssa-ccp.c (get_value_for_expr): Use a positive test for
12198 INTEGER_CST rather than a negative test for ADDR_EXPR.
12200 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
12201 Alan Hayward <alan.hayward@arm.com>
12202 David Sherwood <david.sherwood@arm.com>
12204 * tree-vrp.c (extract_range_from_binary_expr_1): Check
12205 int_cst_rangeN before calling value_range_constant_singleton (&vrN).
12207 2017-09-21 Richard Biener <rguenther@suse.de>
12209 PR tree-optimization/71351
12210 * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::
12211 graphite_create_new_loop_guard): Remove, fold remaining parts
12213 (translate_isl_ast_node_for): ... here and simplify.
12215 2017-09-21 Jakub Jelinek <jakub@redhat.com>
12218 * config/i386/i386.md (*movqi_internal): Replace (=q,q) alternative
12219 with (=Q,Q), (=R,R) and (=r,r) alternatives, only enable the
12220 latter two for 64-bit, renumber alternatives, for -Os imov (=q,n)
12221 alternative always use QI mode, for -Os imov (=R,R) alternative
12222 always use SI mode, for imov (=Q,Q) or (=r,r) alternatives
12225 2017-09-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12226 Jeff Law <law@redhat.com>
12228 * config/s390/s390.c (MIN_UNROLL_PROBES): Define.
12229 (allocate_stack_space): New function, partially extracted from
12230 s390_emit_prologue.
12231 (s390_emit_prologue): Track offset to most recent stack probe.
12232 Code to allocate space moved into allocate_stack_space.
12233 Dump actions when no stack is allocated.
12234 (s390_prologue_plus_offset): New function.
12235 (s390_emit_stack_probe): Likewise.
12237 2017-09-20 Alexandre Oliva <aoliva@redhat.com>
12239 * common.opt (Wa, Wl, Wp, g, gz=): Add
12241 (gno-column-info): Remove.
12242 (gcolumn-info): Drop RejectNegative.
12243 (gno-): New prefix.
12244 (gno-record-gcc-switches): Remove.
12245 (grecord-gcc-switches): Drop RejectNegative.
12246 (gno-split-dwarf): Remove.
12247 (gsplit-dwarf): Drop RejectNegative.
12248 (gno-strict-dwarf): Remove.
12249 (gstrict-dwarf): Drop RejectNegative.
12250 * config/darwin.opt (gfull, gused): Add RejectNegative.
12251 * dwarf2out.c (gen_producer_string): Drop
12252 gno-record-gcc-switches handler.
12253 * optc-gen.awk: Add g to prefixes with negative forms.
12254 * opts-common.c (remapping_prefix_p): New.
12255 (find_opt): Check it.
12256 (generate_canonical_option): Test g prefix.
12257 (option_map): Add -gno- mapping.
12258 (add_misspelling_candidates): Check remapping_prefix_p.
12260 2017-09-20 Jeff Law <law@redhat.com>
12262 * config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Fix
12263 thinko in stack clash protection support.
12265 * explow.c (compute_stack_clash_protection_loop_data): Use
12266 CONST_INT_P instead of explicit test. Verify object is a
12267 CONST_INT_P before looking at INTVAL.
12268 (anti_adjust_stack_and_probe_stack_clash): Use CONST_INT_P
12269 instead of explicit test.
12271 2017-09-20 Segher Boessenkool <segher@kernel.crashing.org>
12274 * config/rs6000/rs6000.md (stack_restore_tie): Store to a scratch
12275 address instead of to r1 and r11.
12277 2017-09-20 Sebastian Peryt <sebastian.peryt@intel.com>
12279 * config.gcc: Support "knm".
12280 * config/i386/driver-i386.c (host_detect_local_cpu): Detect "knm".
12281 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
12283 * config/i386/i386.c (m_KNM): Define.
12284 (processor_target_table): Add "knm".
12286 (ix86_option_override_internal): Add "knm".
12287 (ix86_issue_rate): Add PROCESSOR_KNM.
12288 (ix86_adjust_cost): Ditto.
12289 (ia32_multipass_dfa_lookahead): Ditto.
12290 (get_builtin_code_for_version): Handle PROCESSOR_KNM.
12291 (fold_builtin_cpu): Add M_INTEL_KNM.
12292 * config/i386/i386.h (processor_costs): Define TARGET_KNM.
12293 (processor_type): Add PROCESSOR_KNM.
12294 * config/i386/x86-tune.def: Add m_KNM.
12295 * doc/invoke.texi: Add knm as x86 -march=/-mtune= CPU type.
12297 2017-09-20 Richard Biener <rguenther@suse.de>
12299 PR tree-optimization/80213
12300 * graphite-scop-detection.c (trivially_empty_bb_p): Labels
12301 are allowed in empty BBs as well.
12302 (canonicalize_loop_closed_ssa): Also look for other complex
12304 (scop_detection::get_sese): Include the loop-closed PHI block
12306 (scop_detection::merge_sese): Remove code adding extra blocks.
12307 (scop_detection::region_has_one_loop): Adjust for get_sese changes.
12308 (build_scops): Assert the final returned scop is invalid.
12310 2017-09-20 Richard Biener <rguenther@suse.de>
12312 PR tree-optimization/82264
12313 * tree-ssa-sccvn.c (vn_phi_eq): Use safe_dyn_cast to check
12315 (vn_phi_lookup): Likewise.
12316 (vn_phi_insert): Likewise.
12318 2017-09-20 Jakub Jelinek <jakub@redhat.com>
12320 * dwarf2out.c (tree_add_const_value_attribute): For INTEGER_CST
12321 that fits into uhwi or shwi, add DW_AT_const_value regardless
12322 of early_dwarf without going through RTL, using add_AT_unsigned
12325 * dwarf2out.c (DEBUG_LTO_DWO_INFO_SECTION): Reorder defines.
12326 (DEBUG_LTO_ABBREV_SECTION): Likewise.
12327 (DEBUG_LTO_MACINFO_SECTION): Likewise.
12328 (DEBUG_MACRO_SECTION): Likewise.
12329 (DEBUG_LTO_MACRO_SECTION): Likewise.
12330 (DEBUG_STR_DWO_SECTION): Likewise.
12331 (DEBUG_LTO_STR_DWO_SECTION): Likewise.
12332 (DEBUG_LTO_LINE_SECTION): Drop .dwo suffix from the name.
12333 (DEBUG_LTO_DWO_LINE_SECTION): Define.
12334 (DEBUG_LTO_LINE_STR_SECTION): Define.
12335 (init_sections_and_labels): Initialize debug_line_str_section
12336 variable. Initialize debug_loc_section for -gdwarf-5 to
12337 DEBUG_LOCLISTS_SECTION. Formatting fixes.
12339 2017-09-20 Richard Biener <rguenther@suse.de>
12341 * graphite-sese-to-poly.c (extract_affine): Properly handle
12342 POINTER_PLUS_EXPR, BIT_NOT_EXPR and conversion to signed.
12344 2017-09-20 Richard Biener <rguenther@suse.de>
12346 PR tree-optimization/81373
12347 * graphite-scop-detection.c (build_cross_bb_scalars_def):
12348 Force SESE live-out defs to be handled even if they are
12351 2017-09-19 Jeff Law <law@redhat.com>
12353 * combine-stack-adj.c (combine_stack_adjustments_for_block): Do
12354 nothing for stack adjustments with REG_STACK_CHECK.
12355 * sched-deps.c (parse_add_or_inc): Reject insns with
12356 REG_STACK_CHECK from dependency breaking.
12357 * config/i386/i386.c (pro_epilogue_adjust_stack): Return insn.
12358 (ix86_adjust_satck_and_probe_stack_clash): Add REG_STACK_NOTEs.
12359 * reg-notes.def (STACK_CHECK): New note.
12361 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): New.
12362 (ix86_expand_prologue): Dump stack clash info as needed.
12363 Call ix86_adjust_stack_and_probe_stack_clash as needed.
12365 * function.c (dump_stack_clash_frame_info): New function.
12366 * function.h (dump_stack_clash_frame_info): Prototype.
12367 (enum stack_clash_probes): New enum.
12369 * config/alpha/alpha.c (alpha_expand_prologue): Also check
12370 flag_stack_clash_protection.
12371 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): Likewise.
12372 (arm_expand_prologue, thumb1_expand_prologue): Likewise.
12373 (arm_frame_pointer_required): Likewise.
12374 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
12375 (ia64_expand_prologue): Likewise.
12376 * config/mips/mips.c (mips_expand_prologue): Likewise.
12377 * config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Likewise.
12378 * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
12379 (sparc_flat_expand_prologue): Likewise.
12380 * config/spu/spu.c (spu_expand_prologue): Likewise.
12382 * explow.c: Include "params.h".
12383 (anti_adjust_stack_and_probe_stack_clash): New function.
12384 (get_stack_check_protect): Likewise.
12385 (compute_stack_clash_protection_loop_data): Likewise.
12386 (emit_stack_clash_protection_loop_start): Likewise.
12387 (emit_stack_clash_protection_loop_end): Likewise.
12388 (allocate_dynamic_stack_space): Use get_stack_check_protect.
12389 Use anti_adjust_stack_and_probe_stack_clash.
12390 * explow.h (compute_stack_clash_protection_loop_data): Prototype.
12391 (emit_stack_clash_protection_loop_start): Likewise.
12392 (emit_stack_clash_protection_loop_end): Likewise.
12393 * rtl.h (get_stack_check_protect): Prototype.
12394 * target.def (stack_clash_protection_final_dynamic_probe): New hook.
12395 * targhooks.c (default_stack_clash_protection_final_dynamic_probe): New.
12396 * targhooks.h (default_stack_clash_protection_final_dynamic_probe):
12398 * doc/tm.texi.in (TARGET_STACK_CLASH_PROTECTION_FINAL_DYNAMIC_PROBE):
12400 * doc/tm.texi: Rebuilt.
12401 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use
12402 get_stack_check_protect.
12403 * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
12404 * config/arm/arm.c (arm_expand_prologue): Likewise.
12405 (arm_frame_pointer_required): Likewise.
12406 * config/i386/i386.c (ix86_expand_prologue): Likewise.
12407 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
12408 * config/mips/mips.c (mips_expand_prologue): Likewise.
12409 * config/powerpcspe/powerpcspe.c (rs6000_emit_prologue): Likewise.
12410 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
12411 * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
12412 (sparc_flat_expand_prologue): Likewise.
12414 * common.opt (-fstack-clash-protection): New option.
12415 * flag-types.h (enum stack_check_type): Note difference between
12416 -fstack-check= and -fstack-clash-protection.
12417 * params.def (PARAM_STACK_CLASH_PROTECTION_GUARD_SIZE): New PARAM.
12418 (PARAM_STACK_CLASH_PROTECTION_PROBE_INTERVAL): Likewise.
12419 * toplev.c (process_options): Issue warnings/errors for cases
12420 not handled with -fstack-clash-protection.
12421 * doc/invoke.texi (-fstack-clash-protection): Document new option.
12422 (-fstack-check): Note additional problem with -fstack-check=generic.
12423 Note that -fstack-check is primarily for Ada and refer users
12424 to -fstack-clash-protection for stack-clash-protection.
12425 Document new params for stack clash protection.
12427 2017-09-19 Uros Bizjak <ubizjak@gmail.com>
12429 * config/i386/i386.c (ix86_split_long_move): Do not handle
12430 address used for LEA in a special way.
12432 2017-09-19 Segher Boessenkool <segher@kernel.crashing.org>
12434 * simplify-rtx.c (simplify_binary_operation_1): Fix typo in comment.
12436 2017-09-19 Martin Sebor <msebor@redhat.com>
12439 * cgraphunit.c (handle_alias_pairs): Reject aliases between functions
12440 of incompatible types.
12442 2017-09-19 Will Schmidt <will_schmidt@vnet.ibm.com>
12444 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
12445 for early folding of vector loads (ALTIVEC_BUILTIN_LVX_*).
12446 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12447 Remove obsoleted code for handling ALTIVEC_BUILTIN_VEC_LD.
12449 2017-09-19 Richard Biener <rguenther@suse.de>
12451 PR tree-optimization/82244
12452 * tree-vrp.c (remove_range_assertions): Do not propagate
12453 a constant to abnormals but replace the assert with a copy.
12455 2017-09-19 Alexander Monakov <amonakov@ispras.ru>
12457 PR rtl-optimization/57878
12458 PR rtl-optimization/68988
12459 * lra-assigns.c (reload_pseudo_compare_func): Remove fragmentation
12460 avoidance test involving non_reload_pseudos. Move frequency test
12461 below the general fragmentation avoidance test.
12463 2017-09-19 Richard Biener <rguenther@suse.de>
12465 PR tree-optimization/69728
12466 * graphite-sese-to-poly.c (schedule_error): New global.
12467 (add_loop_schedule): Handle empty domain by failing the
12469 (build_original_schedule): Handle schedule_error.
12471 2017-09-19 Richard Biener <rguenther@suse.de>
12473 * graphite-scop-detection.c (scop_detection::can_represent_loop):
12474 Do not iterate to sibling loops but only to siblings of inner
12477 2017-09-18 Andreas Schwab <schwab@linux-m68k.org>
12480 * config/m68k/m68k.md (moveq feeding equality comparison): Check
12481 that the registers are different.
12483 2017-09-18 Uros Bizjak <ubizjak@gmail.com>
12485 * config/i386/i386.c (fold_builtin_cpu): Add M_AMDFAM17H
12486 to processor_model and "amdfam17h" to arch_names_table.
12487 * doc/extend.texi (__builtin_cpu_is): Document amdfam17h CPU name.
12489 2017-09-18 Jakub Jelinek <jakub@redhat.com>
12492 * doc/extend.texi: Add @findex entry for __builtin_shuffle.
12494 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
12495 Alan Hayward <alan.hayward@arm.com>
12496 David Sherwood <david.sherwood@arm.com>
12498 * tree-vectorizer.h (vect_slp_analyze_operations): Replace parameters
12500 * tree-vect-loop.c (vect_analyze_loop_operations): Update call
12502 * tree-vect-slp.c (vect_slp_analyze_node_operations): Add vec_info *
12503 parameter. Set SLP_TREE_NUMBER_OF_VEC_STMTS here rather than in
12504 vect_schedule_slp_instance.
12505 (vect_slp_analyze_operations): Replace parameters with a vec_info *.
12506 Update call to vect_slp_analyze_node_operations. Simplify return
12508 (vect_slp_analyze_bb_1): Update call accordingly.
12509 (vect_schedule_slp_instance): Remove vectorization_factor parameter.
12510 Don't calculate SLP_TREE_NUMBER_OF_VEC_STMTS here.
12511 (vect_schedule_slp): Update call accordingly.
12513 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
12514 Alan Hayward <alan.hayward@arm.com>
12515 David Sherwood <david.sherwood@arm.com>
12517 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Cope
12518 with types that aren't in fact scalar.
12520 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
12522 * tree-vect-slp.c (vect_record_max_nunits): New function,
12524 (vect_build_slp_tree_1): ...here.
12525 (vect_build_slp_tree_2): Call it for phis too.
12527 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
12529 * tree-vect-stmts.c (vectorizable_mask_load_store): Pass mask_vectype
12530 to vect_get_vec_def_for_operand when getting the mask operand.
12532 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
12533 Alan Hayward <alan.hayward@arm.com>
12534 David Sherwood <david.sherwood@arm.com>
12536 * tree-vect-loop.c (vectorizable_live_operation): Fix type of
12539 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
12540 Alan Hayward <alan.hayward@arm.com>
12541 David Sherwood <david.sherwood@arm.com>
12543 * tree-vect-loop.c (vectorizable_live_operation): Fix element size
12544 calculation for vector booleans.
12546 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
12547 Alan Hayward <alan.hayward@arm.com>
12548 David Sherwood <david.sherwood@arm.com>
12550 * tree-vect-stmts.c (can_vectorize_live_stmts): New function,
12552 (vect_transform_stmt): ...here.
12553 (vect_analyze_stmt): Use it instead of calling
12554 vectorizable_live_operation directly.
12556 2017-09-18 Cesar Philippidis <cesar@codesourcery.com>
12558 * omp-offload.c (oacc_xform_loop): Enable SIMD vectorization on
12559 non-SIMT targets in acc vector loops.
12561 2017-09-18 Claudiu Zissulescu <claziss@synopsys.com>
12563 * configure.ac: Add arc and check if assembler supports gdwarf2.
12564 * configure: Regenerate.
12566 2017-09-18 Richard Biener <rguenther@suse.de>
12568 PR tree-optimization/82220
12569 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Exclude
12570 epilogue niters from the min_profitable_iters compute.
12572 2017-09-18 Jakub Jelinek <jakub@redhat.com>
12575 * config/i386/i386.c (ix86_init_large_pic_reg): Revert 2017-09-01
12576 changes. Turn CODE_LABEL into NOTE_INSN_DELETED_LABEL immediately.
12577 (ix86_init_pic_reg): Revert 2017-09-01 changes.
12579 2017-09-18 Eric Botcazou <ebotcazou@adacore.com>
12582 * dwarf2cfi.c (add_cfis_to_fde): Do not generate DW_CFA_set_loc after
12583 switching to a new text section.
12585 2017-09-18 Richard Biener <rguenther@suse.de>
12587 * graphite-scop-detection.c (scop_detection::stmt_has_simple_data_ref):
12589 (build_alias_set): Reject aliases with no access function.
12591 2017-09-18 Richard Biener <rguenther@suse.de>
12593 PR tree-optimization/79622
12594 * graphite-scop-detection.c (build_cross_bb_scalars_def): Properly
12596 (build_cross_bb_scalars_use): Likewise.
12598 2017-09-18 Pierre-Marie de Rodat <derodat@adacore.com>
12600 * cgraph.h (cgraph_thunk_info): Fix a typo in a comment.
12602 2017-09-18 Alan Modra <amodra@gmail.com>
12605 * gcc/config/rs6000/rs6000.c (rs6000_return_addr): Use
12606 stack_pointer_rtx for count 0. Update comments. Break up
12607 large rtl expression.
12609 2017-09-17 Daniel Santos <daniel.santos@pobox.com>
12611 * config/i386/i386.c (xlogue_layout::STUB_NAME_MAX_LEN):
12612 Increase to 20 bytes.
12613 (xlogue_layout::s_stub_names): Add an additional size-2 diminsion.
12614 (xlogue_layout::get_stub_name): Modify to select the appropairate sse
12615 or avx version of the stub.
12617 2017-09-17 H.J. Lu <hongjiu.lu@intel.com>
12620 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Properly
12621 compute the minimum stack alignment. Also update preferred stack
12622 boundary for leaf functions.
12624 2017-09-16 Richard Sandiford <richard.sandiford@linaro.org>
12626 PR tree-optimization/82228
12627 * tree-vect-loop.c (vectorizable_live_operation): Move initialization
12630 2017-09-16 Chung-Ju Wu <jasonwucj@gmail.com>
12632 * common/config/nds32/nds32-common.c
12633 (nds32_option_optimization_table): Refine formatting.
12634 (nds32_option_optimization_table): Use -fsched-pressure and
12635 -fomit-frame-pointer for specific optimization level.
12637 2017-09-16 Chung-Ju Wu <jasonwucj@gmail.com>
12639 * config/nds32/nds32.c: Refine formatting and comments.
12640 * config/nds32/nds32.h: Likewise.
12641 * config/nds32/nds32.md: Likewise.
12642 * config/nds32/nds32-cost.c: Likewise.
12643 * config/nds32/nds32-isr.c: Likewise.
12644 * config/nds32/nds32-md-auxiliary.c: Likewise.
12645 * config/nds32/nds32-multiple.md: Likewise.
12646 * config/nds32/nds32-predicates.c: Likewise.
12648 2017-09-15 Andrew Sutton <andrew.n.sutton@gmail.com>
12649 Jakub Jelinek <jakub@redhat.com>
12651 Add support for -std=c++2a.
12652 * doc/cpp.texi (__cplusplus): Document value for -std=c++2a
12654 * doc/invoke.texi: Document -std=c++2a and -std=gnu++2a.
12656 2017-09-15 Steve Ellcey <sellcey@cavium.com>
12659 * doc/extend.texi (Common Function Attributes): Add
12660 references to ARM, AArch64, and S/390 specific attributes.
12661 (Function Specific Option Pragmas): Add AArch64 and S/390
12662 to list of back ends that support the target pragma.
12664 2017-09-15 Nathan Sidwell <nathan@acm.org>
12666 * doc/standards.texi: Fix C++17 description. Update URLs for
12669 2017-09-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12671 * common.opt (Wcast-align=strict): New warning option.
12672 * doc/invoke.texi: Document -Wcast-align=strict.
12674 2017-09-15 Pierre-Marie de Rodat <derodat@adacore.com>
12676 * cgraph.h (cgraph_thunk_info): Add comments.
12677 * cgraph.c (cgraph_node::create_thunk): Adjust comment, make
12678 assert for VIRTUAL_* arguments stricter.
12680 2017-09-15 Jackson Woodruff <jackson.woodruff@arm.com>
12682 PR tree-optimization/71026
12683 * match.pd: Move RDIV patterns from fold-const.c
12684 * fold-const.c (distribute_real_division): Removed.
12685 (fold_binary_loc): Remove calls to distribute_real_divison.
12687 2017-09-15 Jakub Jelinek <jakub@redhat.com>
12689 * doc/invoke.texi: Document -std=c++17 and -std=gnu++17 and document
12690 c++1z and gnu++1z as deprecated. Change other references to
12691 -std=c++1z to -std=c++17 and -std=gnu++1z to -std=gnu++17.
12692 Change -Wc++1z-compat to -Wc++17-compat.
12693 * doc/cpp.texi: Document -std=c++17 defines __cplusplus 201703L.
12694 * dwarf2out.c (highest_c_language): Handle C++17.
12695 (gen_compile_unit_die): Likewise.
12697 2017-09-15 Jakub Jelinek <jakub@redhat.com>
12699 PR rtl-optimization/82192
12700 * combine.c (make_extraction): Don't look through non-paradoxical
12701 SUBREGs or TRUNCATE if pos + len is or might be bigger than
12704 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
12705 Alan Hayward <alan.hayward@arm.com>
12706 David Sherwood <david.sherwood@arm.com>
12708 * target.def (function_arg_offset): New hook.
12709 * targhooks.h (default_function_arg_offset): Declare.
12710 * targhooks.c (default_function_arg_offset): New function.
12711 * function.c (locate_and_pad_parm): Use
12712 targetm.calls.function_arg_offset instead of FUNCTION_ARG_OFFSET.
12713 * doc/tm.texi.in (FUNCTION_ARG_OFFSET): Replace with...
12714 (TARGET_FUNCTION_ARG_OFFSET): ...this.
12715 * doc/tm.texi: Regenerate.
12716 * config/spu/spu.h (FUNCTION_ARG_OFFSET): Delete.
12717 * config/spu/spu.c (spu_function_arg_offset): New function.
12718 (TARGET_FUNCTION_ARG_OFFSET): Redefine.
12719 * system.h (FUNCTION_ARG_OFFSET): Poison.
12721 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
12722 Alan Hayard <alan.hayward@arm.com>
12723 David Sherwood <david.sherwood@arm.com>
12725 * target.def (truly_noop_truncation): New hook.
12726 (mode_rep_extended): Refer to TARGET_TRULY_NOOP_TRUNCATION rather
12727 than TRULY_NOOP_TRUNCATION.
12728 * hooks.h (hook_bool_uint_uint_true): Declare.
12729 * hooks.c (hook_bool_uint_uint_true): New function.
12730 * doc/tm.texi.in (TRULY_NOOP_TRUNCATION): Replace with...
12731 (TARGET_TRULY_NOOP_TRUNCATION): ...this.
12732 * doc/tm.texi: Regenerate.
12733 * combine.c (make_extraction): Refer to TARGET_TRULY_NOOP_TRUNCATION
12734 rather than TRULY_NOOP_TRUNCATION in comments.
12735 (simplify_comparison): Likewise.
12736 (record_truncated_value): Likewise.
12737 * expmed.c (extract_bit_field_1): Likewise.
12738 (extract_split_bit_field): Likewise.
12739 * convert.c (convert_to_integer_1): Use targetm.truly_noop_truncation
12740 instead of TRULY_NOOP_TRUNCATION.
12741 * function.c (assign_parm_setup_block): Likewise.
12742 * machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): Likewise.
12743 * rtlhooks.c: Include target.h.
12744 * config/aarch64/aarch64.h (TRULY_NOOP_TRUNCATION): Delete.
12745 * config/alpha/alpha.h (TRULY_NOOP_TRUNCATION): Delete.
12746 * config/arc/arc.h (TRULY_NOOP_TRUNCATION): Delete.
12747 * config/arm/arm.h (TRULY_NOOP_TRUNCATION): Delete.
12748 * config/avr/avr.h (TRULY_NOOP_TRUNCATION): Delete.
12749 * config/bfin/bfin.h (TRULY_NOOP_TRUNCATION): Delete.
12750 * config/c6x/c6x.h (TRULY_NOOP_TRUNCATION): Delete.
12751 * config/cr16/cr16.h (TRULY_NOOP_TRUNCATION): Delete.
12752 * config/cris/cris.h (TRULY_NOOP_TRUNCATION): Delete.
12753 * config/epiphany/epiphany.h (TRULY_NOOP_TRUNCATION): Delete.
12754 * config/fr30/fr30.h (TRULY_NOOP_TRUNCATION): Delete.
12755 * config/frv/frv.h (TRULY_NOOP_TRUNCATION): Delete.
12756 * config/ft32/ft32.h (TRULY_NOOP_TRUNCATION): Delete.
12757 * config/h8300/h8300.h (TRULY_NOOP_TRUNCATION): Delete.
12758 * config/i386/i386.h (TRULY_NOOP_TRUNCATION): Delete.
12759 * config/ia64/ia64.h (TRULY_NOOP_TRUNCATION): Delete.
12760 * config/iq2000/iq2000.h (TRULY_NOOP_TRUNCATION): Delete.
12761 * config/lm32/lm32.h (TRULY_NOOP_TRUNCATION): Delete.
12762 * config/m32c/m32c.h (TRULY_NOOP_TRUNCATION): Delete.
12763 * config/m32r/m32r.h (TRULY_NOOP_TRUNCATION): Delete.
12764 * config/m68k/m68k.h (TRULY_NOOP_TRUNCATION): Delete.
12765 * config/mcore/mcore.h (TRULY_NOOP_TRUNCATION): Delete.
12766 * config/microblaze/microblaze.h (TRULY_NOOP_TRUNCATION): Delete.
12767 * config/mips/mips.h (TRULY_NOOP_TRUNCATION): Delete.
12768 * config/mips/mips.c (mips_truly_noop_truncation): New function.
12769 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
12770 * config/mips/mips.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
12771 rather than TRULY_NOOP_TRUNCATION in comments.
12772 * config/mmix/mmix.h (TRULY_NOOP_TRUNCATION): Delete.
12773 * config/mn10300/mn10300.h (TRULY_NOOP_TRUNCATION): Delete.
12774 * config/moxie/moxie.h (TRULY_NOOP_TRUNCATION): Delete.
12775 * config/msp430/msp430.h (TRULY_NOOP_TRUNCATION): Delete.
12776 * config/nds32/nds32.h (TRULY_NOOP_TRUNCATION): Delete.
12777 * config/nios2/nios2.h (TRULY_NOOP_TRUNCATION): Delete.
12778 * config/nvptx/nvptx.h (TRULY_NOOP_TRUNCATION): Delete.
12779 * config/pa/pa.h (TRULY_NOOP_TRUNCATION): Delete.
12780 * config/pdp11/pdp11.h (TRULY_NOOP_TRUNCATION): Delete.
12781 * config/powerpcspe/powerpcspe.h (TRULY_NOOP_TRUNCATION): Delete.
12782 * config/riscv/riscv.h (TRULY_NOOP_TRUNCATION): Delete.
12783 * config/riscv/riscv.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
12784 rather than TRULY_NOOP_TRUNCATION in comments.
12785 * config/rl78/rl78.h (TRULY_NOOP_TRUNCATION): Delete.
12786 * config/rs6000/rs6000.h (TRULY_NOOP_TRUNCATION): Delete.
12787 * config/rx/rx.h (TRULY_NOOP_TRUNCATION): Delete.
12788 * config/s390/s390.h (TRULY_NOOP_TRUNCATION): Delete.
12789 * config/sh/sh.h (MAYBE_BASE_REGISTER_RTX_P): Remove
12790 TRULY_NOOP_TRUNCATION condition.
12791 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
12792 (TRULY_NOOP_TRUNCATION): Delete.
12793 * config/sparc/sparc.h (TRULY_NOOP_TRUNCATION): Delete.
12794 * config/spu/spu.h (TRULY_NOOP_TRUNCATION): Delete.
12795 * config/spu/spu.c (spu_truly_noop_truncation): New function.
12796 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
12797 * config/stormy16/stormy16.h (TRULY_NOOP_TRUNCATION): Delete.
12798 * config/tilegx/tilegx.h (TRULY_NOOP_TRUNCATION): Delete.
12799 * config/tilegx/tilegx.c (tilegx_truly_noop_truncation): New fuction.
12800 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
12801 * config/tilegx/tilegx.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
12802 rather than TRULY_NOOP_TRUNCATION in comments.
12803 * config/tilepro/tilepro.h (TRULY_NOOP_TRUNCATION): Delete.
12804 * config/v850/v850.h (TRULY_NOOP_TRUNCATION): Delete.
12805 * config/vax/vax.h (TRULY_NOOP_TRUNCATION): Delete.
12806 * config/visium/visium.h (TRULY_NOOP_TRUNCATION): Delete.
12807 * config/xtensa/xtensa.h (TRULY_NOOP_TRUNCATION): Delete.
12808 * system.h (TRULY_NOOP_TRUNCATION): Poison.
12810 2017-09-15 Christophe Lyon <christophe.lyon@linaro.org>
12813 * config/arm/arm.md (*cmp_and): Add enabled_for_depr_it attribute.
12814 (*cmp_ior): Likewise.
12815 (*ior_scc_scc): Add alternative for enabled_for_depr_it attribute.
12816 (*ior_scc_scc_cmp): Likewise.
12817 (*and_scc_scc): Likewise.
12818 (*and_scc_scc_cmp): Likewise.
12820 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
12821 Alan Hayard <alan.hayward@arm.com>
12822 David Sherwood <david.sherwood@arm.com>
12824 * target.def (can_change_mode_class): New hook.
12825 (mode_rep_extended): Refer to it instead of CANNOT_CHANGE_MODE_CLASS.
12826 (hard_regno_nregs): Likewise.
12827 * hooks.h (hook_bool_mode_mode_reg_class_t_true): Declare.
12828 * hooks.c (hook_bool_mode_mode_reg_class_t_true): New function.
12829 * doc/tm.texi.in (CANNOT_CHANGE_MODE_CLASS): Replace with...
12830 (TARGET_CAN_CHANGE_MODE_CLASS): ...this.
12831 (LOAD_EXTEND_OP): Update accordingly.
12832 * doc/tm.texi: Regenerate.
12833 * doc/rtl.texi: Refer to TARGET_CAN_CHANGE_MODE_CLASS instead of
12834 CANNOT_CHANGE_MODE_CLASS.
12835 * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Replace with...
12836 (REG_CAN_CHANGE_MODE_P): ...this new macro.
12837 * combine.c (simplify_set): Update accordingly.
12838 * emit-rtl.c (validate_subreg): Likewise.
12839 * recog.c (general_operand): Likewise.
12840 * regcprop.c (mode_change_ok): Likewise.
12841 * reload1.c (choose_reload_regs): Likewise.
12842 (inherit_piecemeal_p): Likewise.
12843 * rtlanal.c (simplify_subreg_regno): Likewise.
12844 * postreload.c (reload_cse_simplify_set): Use REG_CAN_CHANGE_MODE_P
12845 instead of CANNOT_CHANGE_MODE_CLASS.
12846 (reload_cse_simplify_operands): Likewise.
12847 * reload.c (push_reload): Use targetm.can_change_mode_class
12848 instead of CANNOT_CHANGE_MODE_CLASS.
12849 (push_reload): Likewise. Also use REG_CAN_CHANGE_MODE_P instead of
12850 REG_CANNOT_CHANGE_MODE_P.
12851 * config/alpha/alpha.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12852 * config/alpha/alpha.c (alpha_can_change_mode_class): New function.
12853 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12854 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12855 * config/arm/arm.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12856 (arm_can_change_mode_class): New function.
12857 * config/arm/neon.md: Refer to TARGET_CAN_CHANGE_MODE_CLASS rather
12858 than CANNOT_CHANGE_MODE_CLASS in comments.
12859 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12860 * config/i386/i386-protos.h (ix86_cannot_change_mode_class): Delete.
12861 * config/i386/i386.c (ix86_cannot_change_mode_class): Replace with...
12862 (ix86_can_change_mode_class): ...this new function, inverting the
12863 sense of the return value.
12864 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12865 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12866 * config/ia64/ia64.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12867 (ia64_can_change_mode_class): New function.
12868 * config/m32c/m32c.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12869 * config/m32c/m32c-protos.h (m32c_cannot_change_mode_class): Delete.
12870 * config/m32c/m32c.c (m32c_cannot_change_mode_class): Replace with...
12871 (m32c_can_change_mode_class): ...this new function, inverting the
12872 sense of the return value.
12873 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12874 * config/mips/mips.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12875 * config/mips/mips-protos.h (mips_cannot_change_mode_class): Delete.
12876 * config/mips/mips.c (mips_cannot_change_mode_class): Replace with...
12877 (mips_can_change_mode_class): ...this new function, inverting the
12878 sense of the return value.
12879 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12880 * config/msp430/msp430.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12881 * config/msp430/msp430.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12882 (msp430_can_change_mode_class): New function.
12883 * config/nvptx/nvptx.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12884 * config/nvptx/nvptx.c (nvptx_can_change_mode_class): New function.
12885 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12886 * config/pa/pa32-regs.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12887 * config/pa/pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12888 * config/pa/pa-protos.h (pa_cannot_change_mode_class): Delete.
12889 * config/pa/pa.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12890 (pa_cannot_change_mode_class): Replace with...
12891 (pa_can_change_mode_class): ...this new function, inverting the
12892 sense of the return value.
12893 (pa_modes_tieable_p): Refer to TARGET_CAN_CHANGE_MODE_CLASS rather
12894 than CANNOT_CHANGE_MODE_CLASS in comments.
12895 * config/pdp11/pdp11.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12896 * config/pdp11/pdp11-protos.h (pdp11_cannot_change_mode_class): Delete.
12897 * config/pdp11/pdp11.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12898 (pdp11_cannot_change_mode_class): Replace with...
12899 (pdp11_can_change_mode_class): ...this new function, inverting the
12900 sense of the return value.
12901 * config/powerpcspe/powerpcspe.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12902 * config/powerpcspe/powerpcspe-protos.h
12903 (rs6000_cannot_change_mode_class_ptr): Delete.
12904 * config/powerpcspe/powerpcspe.c
12905 (rs6000_cannot_change_mode_class_ptr): Delete.
12906 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12907 (rs6000_option_override_internal): Assign to
12908 targetm.can_change_mode_class instead of
12909 rs6000_cannot_change_mode_class_ptr.
12910 (rs6000_cannot_change_mode_class): Replace with...
12911 (rs6000_can_change_mode_class): ...this new function, inverting the
12912 sense of the return value.
12913 (rs6000_debug_cannot_change_mode_class): Replace with...
12914 (rs6000_debug_can_change_mode_class): ...this new function.
12915 * config/riscv/riscv.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12916 * config/riscv/riscv.c (riscv_can_change_mode_class): New function.
12917 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12918 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12919 * config/rs6000/rs6000-protos.h (rs6000_cannot_change_mode_class_ptr):
12921 * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class_ptr): Delete.
12922 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12923 (rs6000_option_override_internal): Assign to
12924 targetm.can_change_mode_class instead of
12925 rs6000_cannot_change_mode_class_ptr.
12926 (rs6000_cannot_change_mode_class): Replace with...
12927 (rs6000_can_change_mode_class): ...this new function, inverting the
12928 sense of the return value.
12929 (rs6000_debug_cannot_change_mode_class): Replace with...
12930 (rs6000_debug_can_change_mode_class): ...this new function.
12931 * config/s390/s390.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12932 * config/s390/s390-protos.h (s390_cannot_change_mode_class): Delete.
12933 * config/s390/s390.c (s390_cannot_change_mode_class): Replace with...
12934 (s390_can_change_mode_class): ...this new function, inverting the
12935 sense of the return value.
12936 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12937 * config/sh/sh.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12938 * config/sh/sh-protos.h (sh_cannot_change_mode_class): Delete.
12939 * config/sh/sh.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12940 (sh_cannot_change_mode_class): Replace with...
12941 (sh_can_change_mode_class): ...this new function, inverting the
12942 sense of the return value.
12943 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12944 * config/sparc/sparc.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12945 (sparc_can_change_mode_class): New function.
12946 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12947 * config/spu/spu.c (spu_can_change_mode_class): New function.
12948 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12949 * config/visium/visium.h (CANNOT_CHANGE_MODE_CLASS): Delete.
12950 * config/visium/visium.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
12951 (visium_can_change_mode_class): New function.
12952 * system.h (CANNOT_CHANGE_MODE_CLASS): Poison.
12954 2017-09-15 Richard Biener <rguenther@suse.de>
12956 PR tree-optimization/82217
12957 * tree-ssa-sccvn.c (visit_phi): Properly handle all VN_TOP
12958 but not undefined case.
12960 2017-09-15 Jakub Jelinek <jakub@redhat.com>
12963 * postreload.c (reload_cse_simplify_operands): Skip
12964 NOTE_INSN_DELETED_LABEL similarly to skipping CODE_LABEL.
12966 2017-09-15 Richard Biener <rguenther@suse.de>
12968 PR tree-optimization/68823
12969 * graphite-scop-detection.c (build_alias_set): If we have a
12970 possible dependence check whether we can handle them by just
12971 looking at the DRs DR_ACCESS_FNs.
12972 (build_scops): If build_alias_set fails, fail the SCOP.
12974 2017-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12976 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_1_HW): New macros
12977 to support float128 built-in functions that require the ISA 3.0
12979 (BU_FLOAT128_3_HW): Likewise.
12980 (SQRTF128): Add support for the IEEE 128-bit square root and fma
12981 built-in functions.
12982 (FMAF128): Likewise.
12984 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12985 support for built-in functions that need the ISA 3.0 IEEE 128-bit
12986 floating point instructions.
12987 (rs6000_invalid_builtin): Likewise.
12988 (rs6000_builtin_mask_names): Likewise.
12989 * config/rs6000/rs6000.h (MASK_FLOAT128_HW): Likewise.
12990 (RS6000_BTM_FLOAT128_HW): Likewise.
12991 (RS6000_BTM_COMMON): Likewise.
12992 * config/rs6000/rs6000.md (fma<mode>4_hw): Add a generator
12994 * doc/extend.texi (RS/6000 built-in functions): Document the
12995 IEEE 128-bit floating point square root and fused multiply-add
12996 built-in functions.
12998 2017-09-14 Pat Haugen <pthaugen@us.ibm.com>
13000 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): Make sure the TOC
13001 reg (r2) isn't in the set of registers defined in the prologue.
13003 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
13004 Alan Hayward <alan.hayward@arm.com>
13005 David Sherwood <david.sherwood@arm.com>
13007 * tree-vectorizer.h (_loop_vec_info): Add max_vectorization_factor.
13008 (LOOP_VINFO_MAX_VECT_FACTOR): New macro.
13009 (LOOP_VINFO_ORIG_VECT_FACTOR): Replace with...
13010 (LOOP_VINFO_ORIG_MAX_VECT_FACTOR): ...this new macro.
13011 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences): Update
13013 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
13014 max_vectorization_factor.
13015 (vect_analyze_loop_2): Set LOOP_VINFO_MAX_VECT_FACTOR.
13017 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
13018 Alan Hayward <alan.hayward@arm.com>
13019 David Sherwood <david.sherwood@arm.com>
13021 * tree-vectorizer.h (vect_min_worthwhile_factor): Delete.
13022 (vect_worthwhile_without_simd_p): Declare.
13023 * tree-vect-loop.c (vect_worthwhile_without_simd_p): New function.
13024 (vectorizable_reduction): Use it.
13025 * tree-vect-stmts.c (vectorizable_shift): Likewise.
13026 (vectorizable_operation): Likewise.
13028 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
13029 Alan Hayward <alan.hayward@arm.com>
13030 David Sherwood <david.sherwood@arm.com>
13032 * tree-vectorizer.h (vect_get_num_copies): New function.
13033 * tree-vect-data-refs.c (vect_get_data_access_cost): Use it.
13034 * tree-vect-loop.c (vectorizable_reduction): Likewise.
13035 (vectorizable_induction): Likewise.
13036 (vectorizable_live_operation): Likewise.
13037 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
13038 (vectorizable_bswap): Likewise.
13039 (vectorizable_call): Likewise.
13040 (vectorizable_conversion): Likewise.
13041 (vectorizable_assignment): Likewise.
13042 (vectorizable_shift): Likewise.
13043 (vectorizable_operation): Likewise.
13044 (vectorizable_store): Likewise.
13045 (vectorizable_load): Likewise.
13046 (vectorizable_condition): Likewise.
13047 (vectorizable_comparison): Likewise.
13048 (vect_analyze_stmt): Pass the slp node to vectorizable_live_operation.
13050 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
13051 Alan Hayward <alan.hayward@arm.com>
13052 David Sherwood <david.sherwood@arm.com>
13054 * tree-vect-loop.c (vectorizable_induction): Use gimple_build instead
13055 of vect_init_vector.
13057 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
13058 Alan Hayward <alan.hayward@arm.com>
13059 David Sherwood <david.sherwood@arm.com>
13061 * gimple-fold.h (gimple_build_vector_from_val): Declare, and provide
13062 an inline wrapper that provides a location.
13063 (gimple_build_vector): Likewise.
13064 * gimple-fold.c (gimple_build_vector_from_val): New function.
13065 (gimple_build_vector): Likewise.
13066 * tree-vect-loop.c (get_initial_def_for_reduction): Use the new
13067 functions to build the initial value. Always return a gimple value.
13068 (get_initial_defs_for_reduction): Likewise. Only compute
13070 (vect_create_epilog_for_reduction): Don't call force_gimple_operand or
13071 vect_init_vector on the results from get_initial_def(s)_for_reduction.
13072 (vectorizable_induction): Use gimple_build_vector rather than
13075 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
13076 Alan Hayward <alan.hayward@arm.com>
13077 David Sherwood <david.sherwood@arm.com>
13079 * target.h (vec_perm_indices): New typedef.
13080 (auto_vec_perm_indices): Likewise.
13081 * optabs-query.h: Include target.h
13082 (can_vec_perm_p): Take a vec_perm_indices *.
13083 * optabs-query.c (can_vec_perm_p): Likewise.
13084 (can_mult_highpart_p): Update accordingly. Use auto_vec_perm_indices.
13085 * tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
13086 * tree-vect-generic.c (lower_vec_perm): Likewise.
13087 * tree-vect-data-refs.c (vect_grouped_store_supported): Likewise.
13088 (vect_grouped_load_supported): Likewise.
13089 (vect_shift_permute_load_chain): Likewise.
13090 (vect_permute_store_chain): Use auto_vec_perm_indices.
13091 (vect_permute_load_chain): Likewise.
13092 * fold-const.c (fold_vec_perm): Take vec_perm_indices.
13093 (fold_ternary_loc): Update accordingly. Use auto_vec_perm_indices.
13094 Update uses of can_vec_perm_p.
13095 * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Replace the
13096 mode with a number of elements. Take a vec_perm_indices *.
13097 (vect_create_epilog_for_reduction): Update accordingly.
13098 Use auto_vec_perm_indices.
13099 (have_whole_vector_shift): Likewise. Update call to can_vec_perm_p.
13100 * tree-vect-slp.c (vect_build_slp_tree_1): Likewise.
13101 (vect_transform_slp_perm_load): Likewise.
13102 (vect_schedule_slp_instance): Use auto_vec_perm_indices.
13103 * tree-vectorizer.h (vect_gen_perm_mask_any): Take a vec_perm_indices.
13104 (vect_gen_perm_mask_checked): Likewise.
13105 * tree-vect-stmts.c (vect_gen_perm_mask_any): Take a vec_perm_indices.
13106 (vect_gen_perm_mask_checked): Likewise.
13107 (vectorizable_mask_load_store): Use auto_vec_perm_indices.
13108 (vectorizable_store): Likewise.
13109 (vectorizable_load): Likewise.
13110 (perm_mask_for_reverse): Likewise. Update call to can_vec_perm_p.
13111 (vectorizable_bswap): Likewise.
13113 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
13114 Alan Hayward <alan.hayward@arm.com>
13115 David Sherwood <david.sherwood@arm.com>
13117 * tree.h (build_vector): Take a vec<tree> instead of a tree *.
13118 * tree.c (build_vector): Likewise.
13119 (build_vector_from_ctor): Update accordingly.
13120 (build_vector_from_val): Likewise.
13121 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
13122 * tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
13123 * tree-vect-generic.c (add_rshift): Likewise.
13124 (expand_vector_divmod): Likewise.
13125 (optimize_vector_constructor): Likewise.
13126 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
13127 (vect_transform_slp_perm_load): Likewise.
13128 (vect_schedule_slp_instance): Likewise.
13129 * tree-vect-stmts.c (vectorizable_bswap): Likewise.
13130 (vectorizable_call): Likewise.
13131 (vect_gen_perm_mask_any): Likewise. Add elements in order.
13132 * expmed.c (make_tree): Likewise.
13133 * fold-const.c (fold_negate_expr_1): Use auto_vec<tree> when building
13134 a vector passed to build_vector.
13135 (fold_convert_const): Likewise.
13136 (exact_inverse): Likewise.
13137 (fold_ternary_loc): Likewise.
13138 (fold_relational_const): Likewise.
13139 (const_binop): Likewise. Use VECTOR_CST_ELT directly when operating
13140 on VECTOR_CSTs, rather than going through vec_cst_ctor_to_array.
13141 (const_unop): Likewise. Store the reduction accumulator in a
13142 variable rather than an array.
13143 (vec_cst_ctor_to_array): Take the number of elements as a parameter.
13144 (fold_vec_perm): Update calls accordingly. Use auto_vec<tree> for
13145 the new vector, rather than constructing it after the input arrays.
13146 (native_interpret_vector): Use auto_vec<tree> when building
13147 a vector passed to build_vector. Add elements in order.
13148 * tree-vect-loop.c (get_initial_defs_for_reduction): Use
13149 auto_vec<tree> when building a vector passed to build_vector.
13150 (vect_create_epilog_for_reduction): Likewise.
13151 (vectorizable_induction): Likewise.
13152 (get_initial_def_for_reduction): Likewise. Fix indentation of
13154 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Change n_elts
13156 (sparc_fold_builtin): Use auto_vec<tree> when building a vector
13157 passed to build_vector.
13159 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
13160 Alan Hayward <alan.hayward@arm.com>
13161 David Sherwood <david.sherwood@arm.com>
13163 * tree-core.h (tree_base::u): Add an "nelts" field.
13164 (tree_vector): Use VECTOR_CST_NELTS as the length.
13165 * tree.c (tree_size): Likewise.
13166 (make_vector): Initialize VECTOR_CST_NELTS.
13167 * tree.h (VECTOR_CST_NELTS): Use the u.nelts field.
13168 * cfgexpand.c (expand_debug_expr): Use VECTOR_CST_NELTS instead of
13169 TYPE_VECTOR_SUBPARTS.
13170 * expr.c (const_vector_mask_from_tree): Consistently use "units"
13171 as the number of units, setting it from VECTOR_CST_NELTS.
13172 (const_vector_from_tree): Likewise.
13173 * fold-const.c (negate_expr_p): Use VECTOR_CST_NELTS instead of
13174 TYPE_VECTOR_SUBPARTS for the number of elements in a VECTOR_CST.
13175 (fold_negate_expr_1): Likewise.
13176 (fold_convert_const): Likewise.
13177 (const_binop): Likewise. Differentiate the number of output and
13179 (const_unop): Likewise.
13180 (fold_ternary_loc): Use VECTOR_CST_NELTS for the number of elements
13181 in a VECTOR_CST, asserting that it is the same as TYPE_VECTOR_SUBPARTS
13182 in cases that did the opposite.
13184 2017-09-14 Richard Biener <rguenther@suse.de>
13186 * tree-ssa-sccvn.c (visit_phi): Merge undefined values similar
13189 2017-09-14 Eric Botcazou <ebotcazou@adacore.com>
13191 * dwarf2out.c (dwarf2out_source_line): Remove superfluous test.
13193 2017-09-14 Jakub Jelinek <jakub@redhat.com>
13196 * cfgbuild.c (find_bb_boundaries): Ignore debug insns in decisions
13197 if and where to split a bb, except for splitting before debug insn
13198 sequences followed by non-label real insn. Delete debug insns
13199 in between basic blocks.
13201 * combine.c (make_compound_operation_int): Formatting fixes.
13203 * config/alpha/elf.h (LINK_EH_SPEC): Add -static-pie support.
13204 * config/alpha/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
13205 * config/netbsd.h (LINK_EH_SPEC): Likewise.
13206 * config/sol2.h (LINK_EH_SPEC): Likewise.
13207 * config/arm/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
13208 * config/s390/linux.h (LINK_SPEC): Likewise.
13209 * config/freebsd.h (LINK_EH_SPEC): Likewise.
13210 * config/openbsd.h (LINK_EH_SPEC): Likewise.
13211 * config/lm32/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
13212 * config/aarch64/aarch64-linux.h (LINUX_TARGET_LINK_SPEC): Likewise.
13213 * config/powerpcspe/sysv4.h (LINK_EH_SPEC): Likewise.
13214 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
13215 * config/i386/gnu-user64.h (GNU_USER_TARGET_LINK_SPEC): Fix a typo.
13216 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): Formatting fix.
13218 2017-09-13 Jakub Jelinek <jakub@redhat.com>
13220 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Add -static-pie
13222 (ENDFILE_LINUX_SPEC): Likewise.
13223 (LINK_EH_SPEC): Likewise.
13224 * config/rs6000/linux64.h (LINK_SHLIB_SPEC): Likewise.
13225 (LINK_OS_LINUX_SPEC32): Likewise.
13226 (LINK_OS_LINUX_SPEC64): Likewise.
13227 * config/rs6000/linux.h (LINK_SHLIB_SPEC): Likewise.
13228 (LINK_OS_LINUX_SPEC): Likewise.
13230 2017-09-13 Martin Liska <mliska@suse.cz>
13232 PR middle-end/82154
13233 * stmt.c (expand_sjlj_dispatch_table): Use CASE_LOW when
13234 CASE_HIGH is NULL_TREE.
13236 2017-09-13 Richard Sandiford <richard.sandiford@linaro.org>
13237 Alan Hayward <alan.hayward@arm.com>
13238 David Sherwood <david.sherwood@arm.com>
13240 * target.def (secondary_memory_needed): New hook.
13241 (secondary_reload): Refer to TARGET_SECONDARY_MEMORY_NEEDED
13242 instead of SECONDARY_MEMORY_NEEDED.
13243 (secondary_memory_needed_mode): Likewise.
13244 * hooks.h (hook_bool_mode_reg_class_t_reg_class_t_false): Declare.
13245 * hooks.c (hook_bool_mode_reg_class_t_reg_class_t_false): New function.
13246 * doc/tm.texi.in (SECONDARY_MEMORY_NEEDED): Replace with...
13247 (TARGET_SECONDARY_MEMORY_NEEDED): ...this.
13248 (SECONDARY_MEMORY_NEEDED_RTX): Update reference accordingly.
13249 * doc/tm.texi: Regenerate.
13250 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Delete.
13251 * config/alpha/alpha.c (alpha_secondary_memory_needed): New function.
13252 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
13253 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED): Delete.
13254 * config/i386/i386-protos.h (ix86_secondary_memory_needed): Delete.
13255 * config/i386/i386.c (inline_secondary_memory_needed): Put the
13256 mode argument first and change the reg_class arguments to reg_class_t.
13257 (ix86_secondary_memory_needed): Likewise. Remove the strict parameter.
13258 Make static. Update the call to inline_secondary_memory_needed.
13259 (ix86_register_move_cost): Update the call to
13260 inline_secondary_memory_needed.
13261 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
13262 * config/ia64/ia64.h (SECONDARY_MEMORY_NEEDED): Delete commented-out
13264 * config/ia64/ia64.c (spill_xfmode_rfmode_operand): Refer to
13265 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
13267 * config/mips/mips.h (SECONDARY_MEMORY_NEEDED): Delete.
13268 * config/mips/mips-protos.h (mips_secondary_memory_needed): Delete.
13269 * config/mips/mips.c (mips_secondary_memory_needed): Make static
13270 and match hook interface. Add comment from mips.h.
13271 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
13272 * config/mmix/mmix.md (truncdfsf2): Refer to
13273 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
13275 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED): Rename to...
13276 (PA_SECONDARY_MEMORY_NEEDED): ...this, and put the mode argument first.
13277 * config/pa/pa.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
13278 (pa_secondary_memory_needed): New function.
13279 * config/pdp11/pdp11.h (SECONDARY_MEMORY_NEEDED): Delete.
13280 * config/pdp11/pdp11-protos.h (pdp11_secondary_memory_needed): Delete.
13281 * config/pdp11/pdp11.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
13282 (pdp11_secondary_memory_needed): Make static and match hook interface.
13283 * config/powerpcspe/powerpcspe.h (SECONDARY_MEMORY_NEEDED): Delete.
13284 * config/powerpcspe/powerpcspe-protos.h
13285 (rs6000_secondary_memory_needed_ptr): Delete.
13286 * config/powerpcspe/powerpcspe.c (rs6000_secondary_memory_needed_ptr):
13288 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
13289 (rs6000_option_override_internal): Assign to
13290 targetm.secondary_memory_needed rather than
13291 rs6000_secondary_memory_needed_ptr.
13292 (rs6000_secondary_memory_needed): Match hook interface.
13293 (rs6000_debug_secondary_memory_needed): Likewise.
13294 * config/riscv/riscv.h (SECONDARY_MEMORY_NEEDED): Delete.
13295 * config/riscv/riscv.c (riscv_secondary_memory_needed): New function.
13296 (riscv_register_move_cost): Use it instead of SECONDARY_MEMORY_NEEDED.
13297 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
13298 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED): Delete.
13299 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_ptr):
13301 * config/rs6000/rs6000.c (rs6000_secondary_memory_needed_ptr): Delete.
13302 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
13303 (rs6000_option_override_internal): Assign to
13304 targetm.secondary_memory_needed rather than
13305 rs6000_secondary_memory_needed_ptr.
13306 (rs6000_secondary_memory_needed): Match hook interface.
13307 (rs6000_debug_secondary_memory_needed): Likewise.
13308 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Delete.
13309 * config/s390/s390.c (s390_secondary_memory_needed): New function.
13310 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
13311 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED): Delete.
13312 * config/sparc/sparc.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
13313 (sparc_secondary_memory_needed): New function.
13314 * lra-constraints.c (check_and_process_move): Refer to
13315 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
13317 (curr_insn_transform): Likewise.
13318 (process_alt_operands): Use targetm.secondary_memory_needed
13319 instead of TARGET_SECONDARY_MEMORY_NEEDED.
13320 (check_secondary_memory_needed_p): Likewise.
13321 (choose_split_class): Likewise.
13322 * reload.c: Unconditionally include code that was previously
13323 conditional on SECONDARY_MEMORY_NEEDED.
13324 (push_secondary_reload): Use targetm.secondary_memory_needed
13325 instead of TARGET_SECONDARY_MEMORY_NEEDED.
13326 (push_reload): Likewise.
13327 * reload1.c: Unconditionally include code that was previously
13328 conditional on SECONDARY_MEMORY_NEEDED.
13329 (choose_reload_regs): Use targetm.secondary_memory_needed
13330 instead of TARGET_SECONDARY_MEMORY_NEEDED.
13331 (gen_reload): Likewise.
13332 * system.h (SECONDARY_MEMORY_NEEDED): Poison.
13334 2017-09-13 Richard Sandiford <richard.sandiford@linaro.org>
13335 Alan Hayward <alan.hayward@arm.com>
13336 David Sherwood <david.sherwood@arm.com>
13338 * target.def (secondary_memory_needed_mode): New hook:
13339 * targhooks.c (default_secondary_memory_needed_mode): Declare.
13340 * targhooks.h (default_secondary_memory_needed_mode): New function.
13341 * doc/tm.texi.in (SECONDARY_MEMORY_NEEDED_MODE): Replace with...
13342 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): ...this.
13343 * doc/tm.texi: Regenerate.
13344 * lra-constraints.c (check_and_process_move): Use
13345 targetm.secondary_memory_needed_mode instead of
13346 TARGET_SECONDARY_MEMORY_NEEDED_MODE.
13347 (curr_insn_transform): Likewise.
13348 * reload.c (get_secondary_mem): Likewise.
13349 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
13350 * config/alpha/alpha.c (alpha_secondary_memory_needed_mode): New
13352 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
13353 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
13354 * config/i386/i386.c (ix86_secondary_memory_needed_mode): New function.
13355 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
13356 * config/powerpcspe/powerpcspe.h (SECONDARY_MEMORY_NEEDED_MODE):
13358 * config/powerpcspe/powerpcspe-protos.h
13359 (rs6000_secondary_memory_needed_mode): Delete.
13360 * config/powerpcspe/powerpcspe.c
13361 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
13362 (rs6000_secondary_memory_needed_mode): Make static.
13363 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
13364 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_mode):
13366 * config/rs6000/rs6000.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE):
13368 (rs6000_secondary_memory_needed_mode): Make static.
13369 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
13370 * config/s390/s390.c (s390_secondary_memory_needed_mode): New function.
13371 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
13372 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
13373 * config/sparc/sparc.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE):
13375 (sparc_secondary_memory_needed_mode): New function.
13376 * system.h (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Poison.
13378 2017-09-13 Jackson Woodruff <jackson.woodruff@arm.com>
13380 * config/aarch64/constraints.md (Umq): New constraint.
13381 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>):
13383 (mov<mode>): Update condition.
13385 2017-09-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13387 * gimple-ssa-store-merging.c (sort_by_bitpos): Compare store order
13388 when bitposition is the same.
13390 2017-09-13 Richard Biener <rguenther@suse.de>
13392 * dwarf2out.c (output_die_symbol): Remove.
13393 (output_die): Do not output a DIEs symbol.
13395 2017-09-13 Richard Biener <rguenther@suse.de>
13397 PR middle-end/82128
13398 * gimple-fold.c (gimple_fold_call): Update SSA name in-place to
13399 default-def to avoid breaking iterator update with the weird
13400 interaction with cgraph_update_edges_for_call_stmt_node.
13402 2017-09-13 Richard Biener <rguenther@suse.de>
13404 * tree-cfg.c (verify_gimple_assign_binary): Add verification
13405 for WIDEN_SUM_EXPR, VEC_WIDEN_MULT_{HI,LO,EVEN,ODD}_EXPR,
13406 VEC_PACK_{TRUNC,SAT,FIX_TRUNC}_EXPR.
13407 (verify_gimple_assign_ternary): Add verification for DOT_PROD_EXPR.
13409 2017-09-13 Kugan Vivekanandarajah <kuganv@linaro.org>
13411 * config/aarch64/aarch64.c (aarch64_override_options_after_change_1):
13412 Disable pc relative literal load irrespective of
13413 TARGET_FIX_ERR_A53_84341 for default.
13415 2017-09-12 Eric Botcazou <ebotcazou@adacore.com>
13417 * config/sparc/sparc.c (output_return): Output the source location of
13418 the insn in the delay slot, if any.
13419 (output_sibcall): Likewise.
13421 2017-09-12 H.J. Lu <hongjiu.lu@intel.com>
13424 * common.opt (-static-pie): New alias.
13425 (shared): Negate static-pie.
13426 (-no-pie): Update help text.
13428 (static-pie): New option.
13429 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Add
13430 -static-pie support.
13431 (GNU_USER_TARGET_ENDFILE_SPEC): Likewise.
13432 (LINK_EH_SPEC): Likewise.
13433 (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
13434 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): Likewise.
13435 * config/i386/gnu-user64.h (GNU_USER_TARGET_LINK_SPEC): Likewise.
13436 * gcc.c (LINK_COMMAND_SPEC): Likewise.
13437 (init_gcc_specs): Likewise.
13438 (init_spec): Likewise.
13439 (display_help): Update help message for -pie.
13440 * doc/invoke.texi: Update -pie, -no-pie and -static. Document
13443 2017-09-12 Wilco Dijkstra <wdijkstr@arm.com>
13445 * config/aarch64/aarch64.md (movsi_aarch64): Remove all '*'.
13446 (movdi_aarch64): Likewise.
13447 (movti_aarch64): Likewise.
13449 2017-09-12 Simon Wright <simon@pushface.org>
13452 * config/darwin-driver.c (darwin_find_version_from_kernel): Eliminate
13453 calculation of the minor version, always output as 0.
13455 2017-09-12 Jakub Jelinek <jakub@redhat.com>
13458 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
13459 ALTIVEC_BUILTIN_VEC_LD if arg1 has array type call default_conversion
13460 on it early, rather than manual conversion late. For
13461 ALTIVEC_BUILTIN_VEC_ST if arg2 has array type call default_conversion
13462 instead of performing manual conversion.
13464 2017-09-12 Carl Love <cel@us.ibm.com>
13466 * config/rs6000/altivec.md (vec_widen_umult_even_v4si,
13467 vec_widen_smult_even_v4si): Add define expands for vmuleuw, vmulesw,
13469 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
13470 VMULOSW): Add definitions.
13471 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13472 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
13473 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
13474 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
13475 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
13477 2017-09-12 James Greenhalgh <james.greenhalgh@arm.com>
13479 * config/aarch64/aarch64.md (movdi_aarch64): Set load/store
13481 (movti_aarch64): Likewise.
13482 (movdf_aarch64): Likewise.
13483 (movtf_aarch64): Likewise.
13484 (load_pairdi): Likewise.
13485 (store_pairdi): Likewise.
13486 (load_pairdf): Likewise.
13487 (store_pairdf): Likewise.
13488 (loadwb_pair<GPI:mode>_<P:mode>): Likewise.
13489 (storewb_pair<GPI:mode>_<P:mode>): Likewise.
13490 (ldr_got_small_<mode>): Likewise.
13491 (ldr_got_small_28k_<mode>): Likewise.
13492 (ldr_got_tiny): Likewise.
13493 * config/aarch64/iterators.md (ldst_sz): New.
13494 (ldpstp_sz): Likewise.
13495 * config/aarch64/thunderx.md (thunderx_storepair): Split store_8
13497 (thunderx_load): Split load_8 to load_16.
13498 * config/aarch64/thunderx2t99.md (thunderx2t99_loadpair): Split
13500 (thunderx2t99_storepair_basic): Split store_8 to store_16.
13501 * config/arm/xgene1.md (xgene1_load_pair): Split load_8 to load_16.
13502 (xgene1_store_pair): Split store_8 to store_16.
13503 * config/aarch64/falkor.md (falkor_ld_3_ld): Split load_8 to load_16.
13504 (falkor_st_0_st_sd): Split store_8 to store_16.
13506 2017-09-12 James Greenhalgh <james.greenhalgh@arm.com>
13508 * config/arm/types.md (type): Rename load1/2/3/4 to load_4/8/12/16
13509 and store1/2/3/4 to store_4/8/12/16.
13510 * config/aarch64/aarch64.md: Update for rename.
13511 * config/arm/arm.md: Likewise.: Likewise.
13512 * config/arm/arm.c: Likewise.
13513 * config/arm/thumb1.md: Likewise.
13514 * config/arm/thumb2.md: Likewise.
13515 * config/arm/vfp.md: Likewise.
13516 * config/arm/arm-generic.md: Likewise.
13517 * config/arm/arm1020e.md: Likewise.
13518 * config/arm/arm1026ejs.md: Likewise.
13519 * config/arm/arm1136jfs.md: Likewise.
13520 * config/arm/arm926ejs.md: Likewise.
13521 * config/arm/cortex-a15.md: Likewise.
13522 * config/arm/cortex-a17.md: Likewise.
13523 * config/arm/cortex-a5.md: Likewise.
13524 * config/arm/cortex-a53.md: Likewise.
13525 * config/arm/cortex-a57.md: Likewise.
13526 * config/arm/cortex-a7.md: Likewise.
13527 * config/arm/cortex-a8.md: Likewise.
13528 * config/arm/cortex-a9.md: Likewise.
13529 * config/arm/cortex-m4.md: Likewise.
13530 * config/arm/cortex-m7.md: Likewise.
13531 * config/arm/cortex-r4.md: Likewise.
13532 * config/arm/exynos-m1.md: Likewise.
13533 * config/arm/fa526.md: Likewise.
13534 * config/arm/fa606te.md: Likewise.
13535 * config/arm/fa626te.md: Likewise.
13536 * config/arm/fa726te.md: Likewise.
13537 * config/arm/fmp626.md: Likewise.
13538 * config/arm/iwmmxt.md: Likewise.
13539 * config/arm/ldmstm.md: Likewise.
13540 * config/arm/marvell-pj4.md: Likewise.
13541 * config/arm/xgene1.md: Likewise.
13542 * config/aarch64/thunderx.md: Likewise.
13543 * config/aarch64/thunderx2t99.md: Likewise.
13544 * config/aarch64/falkor.md: Likewise.
13546 2017-09-12 Martin Liska <mliska@suse.cz>
13548 * attribs.c (private_lookup_attribute): New function.
13549 * attribs.h (private_lookup_attribute): Declared here.
13550 (lookup_attribute): Called from this place.
13552 2017-09-12 Richard Biener <rguenther@suse.de>
13554 PR tree-optimization/82157
13555 * tree-ssa-pre.c (remove_dead_inserted_code): Do not remove
13556 stmts with side-effects.
13558 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13559 Alan Hayward <alan.hayward@arm.com>
13560 David Sherwood <david.sherwood@arm.com>
13562 * target.def (hard_regno_nregs): New hook.
13563 (class_max_nregs): Refer to it instead of HARD_REGNO_NREGS.
13564 * targhooks.h (default_hard_regno_nregs): Declare.
13565 * targhooks.c (default_hard_regno_nregs): New function.
13566 * doc/tm.texi.in (HARD_REGNO_NREGS): Replace with...
13567 (TARGET_HARD_REGNO_NREGS): ...this hook.
13568 (HARD_REGNO_NREGS_HAS_PADDING): Update accordingly.
13569 (CLASS_MAX_NREGS): Likewise.
13570 * doc/tm.texi: Regenerate.
13571 * reginfo.c (init_reg_modes_target): Use targetm.hard_regno_nregs
13572 instead of HARD_REGNO_NREGS.
13573 * rtl.h (REG_NREGS): Refer to TARGET_HARD_REGNO_NREGS rather than
13574 HARD_REGNO_NREGS in the comment.
13575 * config/aarch64/aarch64.h (HARD_REGNO_NREGS): Delete.
13576 * config/aarch64/aarch64-protos.h (aarch64_hard_regno_nregs): Delete.
13577 * config/aarch64/aarch64.c (aarch64_hard_regno_nregs): Make static.
13578 Return an unsigned int.
13579 (TARGET_HARD_REGNO_NREGS): Redefine.
13580 * config/alpha/alpha.h (HARD_REGNO_NREGS): Delete.
13581 * config/arc/arc.h (HARD_REGNO_NREGS): Delete.
13582 * config/arc/arc.c (TARGET_HARD_REGNO_NREGS): Redefine.
13583 (arc_hard_regno_nregs): New function.
13584 * config/arm/arm.h (HARD_REGNO_NREGS): Delete.
13585 * config/arm/arm.c (TARGET_HARD_REGNO_NREGS): Redefine.
13586 (arm_hard_regno_nregs): New function.
13587 * config/avr/avr.h (HARD_REGNO_NREGS): Delete.
13588 * config/bfin/bfin.h (HARD_REGNO_NREGS): Delete.
13589 * config/bfin/bfin.c (bfin_hard_regno_nregs): New function.
13590 (TARGET_HARD_REGNO_NREGS): Redefine.
13591 * config/c6x/c6x.h (HARD_REGNO_NREGS): Delete.
13592 * config/cr16/cr16.h (LONG_REG_P): Use targetm.hard_regno_nregs.
13593 (HARD_REGNO_NREGS): Delete.
13594 * config/cr16/cr16.c (TARGET_HARD_REGNO_NREGS): Redefine.
13595 (cr16_hard_regno_nregs): New function.
13596 (cr16_memory_move_cost): Use it instead of HARD_REGNO_NREGS.
13597 * config/cris/cris.h (HARD_REGNO_NREGS): Delete.
13598 * config/cris/cris.c (TARGET_HARD_REGNO_NREGS): Redefine.
13599 (cris_hard_regno_nregs): New function.
13600 * config/epiphany/epiphany.h (HARD_REGNO_NREGS): Delete.
13601 * config/fr30/fr30.h (HARD_REGNO_NREGS): Delete.
13602 (CLASS_MAX_NREGS): Use targetm.hard_regno_nregs.
13603 * config/frv/frv.h (HARD_REGNO_NREGS): Delete.
13604 (CLASS_MAX_NREGS): Remove outdated copy of documentation.
13605 * config/frv/frv-protos.h (frv_hard_regno_nregs): Delete.
13606 * config/frv/frv.c (TARGET_HARD_REGNO_NREGS): Redefine.
13607 (frv_hard_regno_nregs): Make static. Take and return an
13609 (frv_class_max_nregs): Remove outdated copy of documentation.
13610 * config/ft32/ft32.h (HARD_REGNO_NREGS): Delete.
13611 * config/h8300/h8300.h (HARD_REGNO_NREGS): Delete.
13612 * config/h8300/h8300-protos.h (h8300_hard_regno_nregs): Delete.
13613 * config/h8300/h8300.c (h8300_hard_regno_nregs): Delete.
13614 * config/i386/i386.h (HARD_REGNO_NREGS): Delete.
13615 * config/i386/i386.c (ix86_hard_regno_nregs): New function.
13616 (TARGET_HARD_REGNO_NREGS): Redefine.
13617 * config/ia64/ia64.h (HARD_REGNO_NREGS): Delete.
13618 (CLASS_MAX_NREGS): Update comment.
13619 * config/ia64/ia64.c (TARGET_HARD_REGNO_NREGS): Redefine.
13620 (ia64_hard_regno_nregs): New function.
13621 * config/iq2000/iq2000.h (HARD_REGNO_NREGS): Delete.
13622 * config/lm32/lm32.h (HARD_REGNO_NREGS): Delete.
13623 * config/m32c/m32c.h (HARD_REGNO_NREGS): Delete.
13624 * config/m32c/m32c-protos.h (m32c_hard_regno_nregs): Delete.
13625 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Take and return
13627 (m32c_hard_regno_nregs): Likewise. Make static.
13628 (TARGET_HARD_REGNO_NREGS): Redefine.
13629 * config/m32r/m32r.h (HARD_REGNO_NREGS): Delete.
13630 * config/m68k/m68k.h (HARD_REGNO_NREGS): Delete.
13631 * config/m68k/m68k.c (TARGET_HARD_REGNO_NREGS): Redefine.
13632 (m68k_hard_regno_nregs): New function.
13633 * config/mcore/mcore.h (HARD_REGNO_NREGS): Delete.
13634 * config/microblaze/microblaze.h (HARD_REGNO_NREGS): Delete.
13635 * config/mips/mips.h (HARD_REGNO_NREGS): Delete.
13636 * config/mips/mips-protos.h (mips_hard_regno_nregs): Delete.
13637 * config/mips/mips.c (mips_hard_regno_nregs): Make static.
13638 Take and return an unsigned int.
13639 (TARGET_HARD_REGNO_NREGS): Redefine.
13640 * config/mmix/mmix.h (HARD_REGNO_NREGS): Delete.
13641 (CLASS_MAX_NREGS): Use targetm.hard_regno_nregs.
13642 * config/mn10300/mn10300.h (HARD_REGNO_NREGS): Delete.
13643 * config/moxie/moxie.h (HARD_REGNO_NREGS): Delete.
13644 * config/msp430/msp430.h (HARD_REGNO_NREGS): Delete.
13645 * config/msp430/msp430-protos.h (msp430_hard_regno_nregs): Delete.
13646 * config/msp430/msp430.c (TARGET_HARD_REGNO_NREGS): Redefine.
13647 (msp430_hard_regno_nregs): Make static. Take and return an
13649 * config/nds32/nds32.h (HARD_REGNO_NREGS): Delete.
13650 * config/nds32/nds32-protos.h (nds32_hard_regno_nregs): Delete.
13651 * config/nds32/nds32.c (nds32_hard_regno_nregs): Delete.
13652 (nds32_hard_regno_mode_ok): Use targetm.hard_regno_nregs.
13653 * config/nios2/nios2.h (HARD_REGNO_NREGS): Delete.
13654 * config/nvptx/nvptx.h (HARD_REGNO_NREGS): Delete.
13655 * config/nvptx/nvptx.c (nvptx_hard_regno_nregs): New function.
13656 (TARGET_HARD_REGNO_NREGS): Redefine.
13657 * config/pa/pa32-regs.h (HARD_REGNO_NREGS): Rename to...
13658 (PA_HARD_REGNO_NREGS): ...this.
13659 * config/pa/pa64-regs.h (HARD_REGNO_NREGS): Rename to...
13660 (PA_HARD_REGNO_NREGS): ...this.
13661 * config/pa/pa.c (TARGET_HARD_REGNO_NREGS): Redefine.
13662 (pa_hard_regno_nregs): New function.
13663 * config/pdp11/pdp11.h (HARD_REGNO_NREGS): Delete.
13664 * config/pdp11/pdp11.c (TARGET_HARD_REGNO_NREGS): Redefine.
13665 (pdp11_hard_regno_nregs): New function.
13666 * config/powerpcspe/powerpcspe.h (HARD_REGNO_NREGS): Delete.
13667 * config/powerpcspe/powerpcspe.c (TARGET_HARD_REGNO_NREGS): Redefine.
13668 (rs6000_hard_regno_nregs_hook): New function.
13669 * config/riscv/riscv.h (HARD_REGNO_NREGS): Delete.
13670 * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): Delete.
13671 * config/riscv/riscv.c (riscv_hard_regno_nregs): Make static.
13672 Take and return an unsigned int. Move earlier in file.
13673 (TARGET_HARD_REGNO_NREGS): Redefine.
13674 * config/rl78/rl78.h (HARD_REGNO_NREGS): Delete.
13675 * config/rl78/rl78-protos.h (rl78_hard_regno_nregs): Delete.
13676 * config/rl78/rl78.c (TARGET_HARD_REGNO_NREGS): Reefine.
13677 (rl78_hard_regno_nregs): Make static. Take and return an
13679 * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Delete.
13680 * config/rs6000/rs6000.c (TARGET_HARD_REGNO_NREGS): Redefine.
13681 (rs6000_hard_regno_nregs_hook): New function.
13682 * config/rx/rx.h (HARD_REGNO_NREGS): Delete.
13683 * config/rx/rx.c (rx_hard_regno_nregs): New function.
13684 (TARGET_HARD_REGNO_NREGS): Redefine.
13685 * config/s390/s390.h (HARD_REGNO_NREGS): Delete.
13686 * config/s390/s390.c (REGNO_PAIR_OK): Use s390_hard_regno_nregs
13687 instead of HARD_REGNO_NREGS.
13688 (s390_hard_regno_nregs): New function.
13689 (s390_hard_regno_mode_ok): Add comment from s390.h.
13690 (TARGET_HARD_REGNO_NREGS): Redefine.
13691 * config/sh/sh.h (HARD_REGNO_NREGS): Delete.
13692 * config/sh/sh.c (TARGET_HARD_REGNO_NREGS): Redefine.
13693 (sh_hard_regno_nregs): New function.
13694 (sh_pass_in_reg_p): Use it.
13695 * config/sparc/sparc.h (HARD_REGNO_NREGS): Delete.
13696 * config/sparc/sparc.c (TARGET_HARD_REGNO_NREGS): Redefine.
13697 (sparc_hard_regno_nregs): New function.
13698 * config/spu/spu.h (HARD_REGNO_NREGS): Delete.
13699 * config/spu/spu.c (spu_hard_regno_nregs): New function.
13700 (spu_function_arg_advance): Use it, supplying a valid register number.
13701 (TARGET_HARD_REGNO_NREGS): Redefine.
13702 * config/stormy16/stormy16.h (HARD_REGNO_NREGS): Delete.
13703 * config/tilegx/tilegx.h (HARD_REGNO_NREGS): Delete.
13704 * config/tilepro/tilepro.h (HARD_REGNO_NREGS): Delete.
13705 * config/v850/v850.h (HARD_REGNO_NREGS): Delete.
13706 * config/vax/vax.h (HARD_REGNO_NREGS): Delete.
13707 * config/visium/visium.h (HARD_REGNO_NREGS): Delete.
13708 (CLASS_MAX_NREGS): Remove copy of old documentation.
13709 * config/visium/visium.c (TARGET_HARD_REGNO_NREGS): Redefine.
13710 (visium_hard_regno_nregs): New function.
13711 (visium_hard_regno_mode_ok): Use it instead of HARD_REGNO_NREGS.
13712 * config/xtensa/xtensa.h (HARD_REGNO_NREGS): Delete.
13713 * config/xtensa/xtensa.c (TARGET_HARD_REGNO_NREGS): Redefine.
13714 xtensa_hard_regno_nregs): New function.
13715 * system.h (HARD_REGNO_NREGS): Poison.
13717 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13719 * config/arm/arm.h (THUMB_SECONDARY_INPUT_RELOAD_CLASS): Use
13720 hard_regno_nregs instead of HARD_REGNO_NREGS.
13721 (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
13722 * config/c6x/c6x.c (c6x_expand_prologue): Likewise.
13723 (c6x_expand_epilogue): Likewise.
13724 * config/frv/frv.c (frv_alloc_temp_reg): Likewise.
13725 (frv_read_iacc_argument): Likewise.
13726 * config/sh/sh.c: Include regs.h.
13727 (sh_print_operand): Use hard_regno_nregs instead of HARD_REGNO_NREGS.
13728 (regs_used): Likewise.
13729 (output_stack_adjust): Likewise.
13730 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Likewise.
13731 * expmed.c: Include regs.h.
13732 (store_bit_field_1): Use hard_regno_nregs instead of HARD_REGNO_NREGS.
13733 * ree.c: Include regs.h.
13734 (combine_reaching_defs): Use hard_regno_nregs instead of
13736 (add_removable_extension): Likewise.
13738 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13740 * regs.h (hard_regno_nregs): Turn into a function.
13741 (end_hard_regno): Update accordingly.
13742 * caller-save.c (setup_save_areas): Likewise.
13743 (save_call_clobbered_regs): Likewise.
13744 (replace_reg_with_saved_mem): Likewise.
13745 (insert_restore): Likewise.
13746 (insert_save): Likewise.
13747 * combine.c (can_change_dest_mode): Likewise.
13748 (move_deaths): Likewise.
13749 (distribute_notes): Likewise.
13750 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Likewise.
13751 * config/powerpcspe/powerpcspe.c (rs6000_cannot_change_mode_class)
13752 (rs6000_split_multireg_move): Likewise.
13753 (rs6000_register_move_cost): Likewise.
13754 (rs6000_memory_move_cost): Likewise.
13755 * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class): Likewise.
13756 (rs6000_split_multireg_move): Likewise.
13757 (rs6000_register_move_cost): Likewise.
13758 (rs6000_memory_move_cost): Likewise.
13759 * cselib.c (cselib_reset_table): Likewise.
13760 (cselib_lookup_1): Likewise.
13761 * emit-rtl.c (set_mode_and_regno): Likewise.
13762 * function.c (aggregate_value_p): Likewise.
13763 * ira-color.c (setup_profitable_hard_regs): Likewise.
13764 (check_hard_reg_p): Likewise.
13765 (calculate_saved_nregs): Likewise.
13766 (assign_hard_reg): Likewise.
13767 (improve_allocation): Likewise.
13768 (calculate_spill_cost): Likewise.
13769 * ira-emit.c (modify_move_list): Likewise.
13770 * ira-int.h (ira_hard_reg_set_intersection_p): Likewise.
13771 (ira_hard_reg_in_set_p): Likewise.
13772 * ira.c (setup_reg_mode_hard_regset): Likewise.
13773 (clarify_prohibited_class_mode_regs): Likewise.
13774 (check_allocation): Likewise.
13775 * lra-assigns.c (find_hard_regno_for_1): Likewise.
13776 (lra_setup_reg_renumber): Likewise.
13777 (setup_try_hard_regno_pseudos): Likewise.
13778 (spill_for): Likewise.
13779 (assign_hard_regno): Likewise.
13780 (setup_live_pseudos_and_spill_after_risky_transforms): Likewise.
13781 * lra-constraints.c (in_class_p): Likewise.
13782 (lra_constraint_offset): Likewise.
13783 (simplify_operand_subreg): Likewise.
13784 (lra_constraints): Likewise.
13785 (split_reg): Likewise.
13786 (split_if_necessary): Likewise.
13787 (invariant_p): Likewise.
13788 (inherit_in_ebb): Likewise.
13789 * lra-lives.c (process_bb_lives): Likewise.
13790 * lra-remat.c (reg_overlap_for_remat_p): Likewise.
13791 (get_hard_regs): Likewise.
13792 (do_remat): Likewise.
13793 * lra-spills.c (assign_spill_hard_regs): Likewise.
13794 * mode-switching.c (create_pre_exit): Likewise.
13795 * postreload.c (reload_combine_recognize_pattern): Likewise.
13796 * recog.c (peep2_find_free_register): Likewise.
13797 * regcprop.c (kill_value_regno): Likewise.
13798 (set_value_regno): Likewise.
13799 (copy_value): Likewise.
13800 (maybe_mode_change): Likewise.
13801 (find_oldest_value_reg): Likewise.
13802 (copyprop_hardreg_forward_1): Likewise.
13803 * regrename.c (check_new_reg_p): Likewise.
13804 (regrename_do_replace): Likewise.
13805 * reload.c (push_reload): Likewise.
13806 (combine_reloads): Likewise.
13807 (find_dummy_reload): Likewise.
13808 (operands_match_p): Likewise.
13809 (find_reloads): Likewise.
13810 (find_equiv_reg): Likewise.
13811 (reload_adjust_reg_for_mode): Likewise.
13812 * reload1.c (count_pseudo): Likewise.
13813 (count_spilled_pseudo): Likewise.
13814 (find_reg): Likewise.
13815 (clear_reload_reg_in_use): Likewise.
13816 (free_for_value_p): Likewise.
13817 (allocate_reload_reg): Likewise.
13818 (choose_reload_regs): Likewise.
13819 (reload_adjust_reg_for_temp): Likewise.
13820 (emit_reload_insns): Likewise.
13821 (delete_output_reload): Likewise.
13822 * rtlanal.c (subreg_get_info): Likewise.
13823 * sched-deps.c (sched_analyze_reg): Likewise.
13824 * sel-sched.c (init_regs_for_mode): Likewise.
13825 (mark_unavailable_hard_regs): Likewise.
13826 (choose_best_reg_1): Likewise.
13827 (verify_target_availability): Likewise.
13828 * valtrack.c (dead_debug_insert_temp): Likewise.
13829 * var-tracking.c (track_loc_p): Likewise.
13830 (emit_note_insn_var_location): Likewise.
13831 * varasm.c (make_decl_rtl): Likewise.
13832 * reginfo.c (choose_hard_reg_mode): Likewise.
13833 (init_reg_modes_target): Refer directly to
13834 this_target_regs->x_hard_regno_nregs.
13836 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13838 * ira-costs.c (record_operand_costs): Use in_hard_reg_set_p
13839 instead of hard_regno_nregs.
13841 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13843 * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Use
13844 end_hard_regno instead of hard_regno_nregs.
13845 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
13846 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Likewise.
13847 * config/visium/visium.c (visium_hard_regno_mode_ok): Likewise.
13848 * ira-color.c (improve_allocation): Likewise.
13849 * lra-assigns.c (find_hard_regno_for_1): Likewise.
13850 * lra-lives.c (mark_regno_live): Likewise.
13851 (mark_regno_dead): Likewise.
13852 * lra-remat.c (operand_to_remat): Likewise.
13853 * lra.c (collect_non_operand_hard_regs): Likewise.
13854 * postreload.c (reload_combine_note_store): Likewise.
13855 (move2add_valid_value_p): Likewise.
13856 * reload.c (regno_clobbered_p): Likewise.
13858 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13860 * config/frv/frv.c (FOR_EACH_REGNO): Use END_REGNO instead of
13862 * config/v850/v850.c (v850_reorg): Likewise.
13863 * reload.c (refers_to_regno_for_reload_p): Likewise.
13864 (find_equiv_reg): Likewise.
13865 * reload1.c (reload_reg_reaches_end_p): Likewise.
13867 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13869 * caller-save.c (add_used_regs): Use REG_NREGS instead of
13871 * config/aarch64/aarch64.c (aarch64_split_combinev16qi): Likewise.
13872 * config/arm/arm.c (output_move_neon): Likewise.
13873 (arm_attr_length_move_neon): Likewise.
13874 (neon_split_vcombine): Likewise.
13875 * config/c6x/c6x.c (c6x_mark_reg_read): Likewise.
13876 (c6x_mark_reg_written): Likewise.
13877 (c6x_dwarf_register_span): Likewise.
13878 * config/i386/i386.c (ix86_save_reg): Likewise.
13879 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
13880 (rws_access_reg): Likewise.
13881 * config/s390/s390.c (s390_call_saved_register_used): Likewise.
13882 * mode-switching.c (create_pre_exit): Likewise.
13883 * ree.c (combine_reaching_defs): Likewise.
13884 (add_removable_extension): Likewise.
13885 * regcprop.c (find_oldest_value_reg): Likewise.
13886 (copyprop_hardreg_forward_1): Likewise.
13887 * reload.c (reload_inner_reg_of_subreg): Likewise.
13888 (push_reload): Likewise.
13889 (combine_reloads): Likewise.
13890 (find_dummy_reload): Likewise.
13891 (reload_adjust_reg_for_mode): Likewise.
13892 * reload1.c (find_reload_regs): Likewise.
13893 (forget_old_reloads_1): Likewise.
13894 (reload_reg_free_for_value_p): Likewise.
13895 (reload_adjust_reg_for_temp): Likewise.
13896 (emit_reload_insns): Likewise.
13897 (delete_output_reload): Likewise.
13898 * sel-sched.c (choose_best_reg_1): Likewise.
13899 (choose_best_pseudo_reg): Likewise.
13901 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13902 Alan Hayward <alan.hayward@arm.com>
13903 David Sherwood <david.sherwood@arm.com>
13905 * defaults.h (SLOW_UNALIGNED_ACCESS): Delete.
13906 * target.def (slow_unaligned_access): New hook.
13907 * targhooks.h (default_slow_unaligned_access): Declare.
13908 * targhooks.c (default_slow_unaligned_access): New function.
13909 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Replace with...
13910 (TARGET_SLOW_UNALIGNED_ACCESS): ...this.
13911 * doc/tm.texi: Regenerate.
13912 * config/alpha/alpha.h (SLOW_UNALIGNED_ACCESS): Delete.
13913 * config/arm/arm.h (SLOW_UNALIGNED_ACCESS): Delete.
13914 * config/i386/i386.h (SLOW_UNALIGNED_ACCESS): Delete commented-out
13916 * config/powerpcspe/powerpcspe.h (SLOW_UNALIGNED_ACCESS): Delete.
13917 * config/powerpcspe/powerpcspe.c (TARGET_SLOW_UNALIGNED_ACCESS):
13919 (rs6000_slow_unaligned_access): New function.
13920 (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS.
13921 (expand_block_compare): Likewise.
13922 (expand_strn_compare): Likewise.
13923 (rs6000_rtx_costs): Likewise.
13924 * config/riscv/riscv.h (SLOW_UNALIGNED_ACCESS): Delete.
13925 (riscv_slow_unaligned_access): Likewise.
13926 * config/riscv/riscv.c (riscv_slow_unaligned_access): Rename to...
13927 (riscv_slow_unaligned_access_p): ...this and make static.
13928 (riscv_option_override): Update accordingly.
13929 (riscv_slow_unaligned_access): New function.
13930 (TARGET_SLOW_UNALIGNED_ACCESS): Redefine.
13931 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Delete.
13932 * config/rs6000/rs6000.c (TARGET_SLOW_UNALIGNED_ACCESS): Redefine.
13933 (rs6000_slow_unaligned_access): New function.
13934 (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS.
13935 (rs6000_rtx_costs): Likewise.
13936 * config/rs6000/rs6000-string.c (expand_block_compare)
13937 (expand_strn_compare): Use targetm.slow_unaligned_access instead
13938 of SLOW_UNALIGNED_ACCESS.
13939 * config/tilegx/tilegx.h (SLOW_UNALIGNED_ACCESS): Delete.
13940 * config/tilepro/tilepro.h (SLOW_UNALIGNED_ACCESS): Delete.
13941 * calls.c (expand_call): Use targetm.slow_unaligned_access instead
13942 of SLOW_UNALIGNED_ACCESS.
13943 * expmed.c (simple_mem_bitfield_p): Likewise.
13944 * expr.c (alignment_for_piecewise_move): Likewise.
13945 (emit_group_load_1): Likewise.
13946 (emit_group_store): Likewise.
13947 (copy_blkmode_from_reg): Likewise.
13948 (emit_push_insn): Likewise.
13949 (expand_assignment): Likewise.
13950 (store_field): Likewise.
13951 (expand_expr_real_1): Likewise.
13952 * gimple-fold.c (gimple_fold_builtin_memory_op): Likewise.
13953 * lra-constraints.c (simplify_operand_subreg): Likewise.
13954 * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
13955 * gimple-ssa-store-merging.c: Likewise in block comment at start
13957 * tree-ssa-strlen.c: Include target.h.
13958 (handle_builtin_memcmp): Use targetm.slow_unaligned_access instead
13959 of SLOW_UNALIGNED_ACCESS.
13960 * system.h (SLOW_UNALIGNED_ACCESS): Poison.
13962 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
13964 PR rtl-optimization/82185
13965 * expmed.c (emit_store_flag_int): Only test tem if it has been
13968 2017-09-12 Richard Biener <rguenther@suse.de>
13970 PR middle-end/82149
13971 * match.pd ((FTYPE) N CMP CST): Fix typo.
13973 2017-09-12 Simon Atanasyan <simon.atanasyan@imgtec.com>
13975 * config/mips/mips.c (mips_attribute_table): Add 'short_call'
13977 (mips_near_type_p): Add 'short_call' attribute as a synonym
13979 * doc/extend.texi (short_call): Document new function attribute.
13981 2017-09-12 Jakub Jelinek <jakub@redhat.com>
13984 * c-common.c (sync_resolve_size): Instead of c_dialect_cxx ()
13985 assertion check that in the condition.
13986 (get_atomic_generic_size): Likewise. Before testing if parameter
13987 has pointer type, if it has array type, call for C++
13988 default_conversion to perform array-to-pointer conversion.
13990 2017-09-12 Richard Biener <rguenther@suse.de>
13992 * tree-vect-generic.c (expand_vector_operations_1): Do nothing
13993 for operations we cannot scalarize.
13995 2017-09-12 Aldy Hernandez <aldyh@redhat.com>
13997 * tree-ssa-threadbackward.c (fsm_find_thread_path): Make GC
13998 vectors heap vectors. Clean up comments.
13999 Make visited_bbs a reference.
14000 (profitable_jump_thread_path): Make GC
14001 vectors heap vectors. Clean up comments.
14003 (convert_and_register_jump_thread_path): Make GC vectors heap
14005 (check_subpath_and_update_thread_path): Same. Clean up comments.
14006 Make visited_bbs a reference.
14007 (handle_phi): Abstract common code to to
14008 register_jump_thread_path_if_profitable.
14009 Rename VAR_BB to DEF_BB.
14011 Make GC vectors heap vectors.
14012 Make visited_bbs a reference.
14013 (handle_assignment): Same.
14014 (register_jump_thread_path_if_profitable): New.
14015 (fsm_find_control_statement_thread_paths): Rename VAR_BB to
14017 Make GC vectors heap vectors. Clean up comments.
14018 Make visited_bbs a reference.
14019 (find_jump_threads_backwards): Make visited_bbs live in the stack.
14020 * tree-ssa-threadupdate.c (delete_jump_thread_path): Fix typo in
14023 2017-09-11 Max Filippov <jcmvbkbc@gmail.com>
14026 * config/xtensa/xtensa.c (xtensa_mem_offset): Check that both
14027 words of E_DImode object are reachable by xtensa_uimm8x4 access.
14029 2017-09-11 Vidya Praveen <vidyapraveen@arm.com>
14031 Revert r251800 and r251799.
14033 2017-09-11 Martin Jambor <mjambor@suse.cz>
14036 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Process ADDR_EXPRs in
14037 arguments in advance.
14038 * hsa-regalloc.c (naive_process_phi): New parameter predecessors,
14039 use it to find predecessor edges.
14040 (naive_outof_ssa): Collect vector of predecessors.
14042 2017-09-08 Jason Merrill <jason@redhat.com>
14044 PR c++/70029 - ICE with ref-qualifier and -flto
14045 * langhooks.h (struct lang_hooks_for_types): Add
14046 copy_lang_qualifiers.
14047 * attribs.c (build_type_attribute_qual_variant): Use it.
14048 * langhooks-def.h (LANG_HOOKS_COPY_LANG_QUALIFIERS): Default to
14050 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
14051 * tree.c (verify_type): Re-enable TYPE_CANONICAL main variant check.
14053 2017-09-08 Eric Botcazou <ebotcazou@adacore.com>
14056 * config/sparc/sparc.md (mulsi3): Rename into *mulsi3_sp32.
14057 (*mulsi3_sp64): New instruction.
14058 (mulsi3): New expander.
14060 2017-09-08 Uros Bizjak <ubizjak@gmail.com>
14062 * config/alpha/alpha.c (alpha_print_operand) <case 'S'>: Remove.
14064 2017-09-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14066 * sancov.c: Include memmodel.h.
14068 2017-09-07 Eric Botcazou <ebotcazou@adacore.com>
14071 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Deal with too
14074 2017-09-07 Carl Love <cel@us.ibm.com>
14076 * config/rs6000/vsx.md (define_insn "*stxvl"): Add missing argument to
14077 the sldi instruction.
14079 2017-09-07 David Edelsohn <dje.gcc@gmail.com>
14081 * sancov.c: Include tm_p.h.
14083 2017-09-07 Jakub Jelinek <jakub@redhat.com>
14086 * output.h (switch_to_other_text_partition): New declaration.
14087 * varasm.c (switch_to_other_text_partition): New function.
14088 * config/rs6000/rs6000.c (uses_TOC): Return 2 if
14089 NOTE_INSN_SWITCH_TEXT_SECTIONS is seen before finding load_toc_* insn.
14090 (rs6000_elf_declare_function_name): If uses_TOC returned 2, switch
14091 to the other text partition before emitting LCL label and switch back
14092 after emitting the word after it.
14094 2017-09-07 Richard Biener <rguenther@suse.de>
14096 * passes.def (pass_split_crit_edges): Remove instance before PRE.
14097 * tree-ssa-pre.c (pass_pre::execute): Instead manually split
14098 critical edges here, after loop init.
14099 (pass_data_pre): Remove PROP_no_crit_edges flags.
14100 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use vn_valueize
14101 for valueization of call args to avoid leaking VN_TOP.
14102 (visit_use): Assert we do not visit default defs.
14103 (init_scc_vn): Use build_decl for VN_TOP to make name nicer.
14104 Use error_mark_node to more easily detect leaking VN_TOP.
14105 All default-defs are varying, not VN_TOP. Mark them visited.
14106 (run_scc_vn): Make code match comment.
14108 2017-09-07 Michael Meissner <meissner@linux.vnet.ibm.com>
14110 * config/rs6000/rs6000-cpus.def (OTHER_VSX_VECTOR_MASKS): Delete
14111 OPTION_MASK_FLOAT128_KEYWORD.
14112 (POWERPC_MASKS): Likewise.
14113 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Delete
14114 support for the -mfloat128-type option, and make -mfloat128
14115 default on PowerPC Linux systems. Define or undefine
14116 __FLOAT128__ and __FLOAT128_HARDWARE__ for the current options.
14117 Define __float128 to be __ieee128 if IEEE 128-bit support is
14118 enabled, or undefine it.
14119 (rs6000_cpu_cpp_builtins): Delete defining __FLOAT128__ here.
14120 Delete defining __FLOAT128_TYPE__.
14121 * config/rs6000/rs6000.opt (x_TARGET_FLOAT128_TYPE): Delete the
14122 -mfloat128-type option and make -mfloat128 default on PowerPC
14124 (TARGET_FLOAT128_TYPE): Likewise.
14125 (-mfloat128-type): Likewise.
14126 * config/rs6000/rs6000.c (rs6000_option_override_internal):
14127 Delete the -mfloat128-type option and make -mfloat128 default on
14128 PowerPC Linux systems. Always use __ieee128 to be the keyword for
14129 the IEEE 128-bit type, and map __float128 to __ieee128 if IEEE
14130 128-bit floating point is enabled. Change tests from using
14131 -mfloat128-type to -mfloat128.
14132 (rs6000_mangle_type): Use the correct mangling for the __float128
14133 type even if normal long double is restricted to 64-bits.
14134 (floatn_mode): Enable the _Float128 type by default on VSX Linux
14136 * config/rs6000/rs6000.h (MASK_FLOAT128_TYPE): Delete.
14137 (MASK_FLOAT128_KEYWORD): Define new shortcut macro.
14138 (RS6000BTM_FLOAT128): Define in terms of -mfloat128, not
14140 * doc/invoke.texi (RS/6000 and PowerPC Options): Update
14141 documentation for -mfloat128.
14143 2017-09-06 Olivier Hainque <hainque@adacore.com>
14145 * config.gcc (powerpc-wrs-vxworksspe): Now match as vxworks*spe.
14147 2017-09-06 Wish Wu <wishwu007@gmail.com>
14148 Jakub Jelinek <jakub@redhat.com>
14150 * asan.c (initialize_sanitizer_builtins): Add
14151 BT_FN_VOID_UINT8_UINT8, BT_FN_VOID_UINT16_UINT16,
14152 BT_FN_VOID_UINT32_UINT32, BT_FN_VOID_UINT64_UINT64,
14153 BT_FN_VOID_FLOAT_FLOAT, BT_FN_VOID_DOUBLE_DOUBLE and
14154 BT_FN_VOID_UINT64_PTR variables.
14155 * builtin-types.def (BT_FN_VOID_UINT8_UINT8): New fn type.
14156 (BT_FN_VOID_UINT16_UINT16): Likewise.
14157 (BT_FN_VOID_UINT32_UINT32): Likewise.
14158 (BT_FN_VOID_FLOAT_FLOAT): Likewise.
14159 (BT_FN_VOID_DOUBLE_DOUBLE): Likewise.
14160 (BT_FN_VOID_UINT64_PTR): Likewise.
14161 * common.opt (flag_sanitize_coverage): New variable.
14162 (fsanitize-coverage=trace-pc): Remove.
14163 (fsanitize-coverage=): Add.
14164 * flag-types.h (enum sanitize_coverage_code): New enum.
14165 * fold-const.c (fold_range_test): Disable non-short-circuit
14166 optimization if flag_sanitize_coverage.
14167 (fold_truth_andor): Likewise.
14168 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
14169 * opts.c (COVERAGE_SANITIZER_OPT): Define.
14170 (coverage_sanitizer_opts): New array.
14171 (get_closest_sanitizer_option): Add OPTS argument, handle also
14172 OPT_fsanitize_coverage_.
14173 (parse_sanitizer_options): Adjusted to also handle
14174 OPT_fsanitize_coverage_.
14175 (common_handle_option): Add OPT_fsanitize_coverage_.
14176 * sancov.c (instrument_comparison, instrument_switch): New function.
14177 (sancov_pass): Add trace-cmp support.
14178 * sanitizer.def (BUILT_IN_SANITIZER_COV_TRACE_CMP1,
14179 BUILT_IN_SANITIZER_COV_TRACE_CMP2, BUILT_IN_SANITIZER_COV_TRACE_CMP4,
14180 BUILT_IN_SANITIZER_COV_TRACE_CMP8,
14181 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP1,
14182 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP2,
14183 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP4,
14184 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP8,
14185 BUILT_IN_SANITIZER_COV_TRACE_CMPF, BUILT_IN_SANITIZER_COV_TRACE_CMPD,
14186 BUILT_IN_SANITIZER_COV_TRACE_SWITCH): New builtins.
14187 * doc/invoke.texi: Document -fsanitize-coverage=trace-cmp.
14189 2017-09-06 Richard Earnshaw <rearnsha@arm.com>
14191 * config/arm/parsecpu.awk (fatal): Note that we've encountered an
14192 error. Only quit immediately if parsing is complete.
14193 (BEGIN): Initialize fatal_err and parse_done.
14194 (begin fpu, end fpu): Check number of arguments.
14195 (begin arch, end arch): Likewise.
14196 (begin cpu, end cpu): Likewise.
14197 (cname, tune for, tune flags, architecture, fpu, option): Likewise.
14198 (optalias): Likewise.
14200 2017-09-06 Richard Earnshaw <rearnsha@arm.com>
14202 * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file.
14203 * config/arm/arm-isa.h: Delete. Move definitions to ...
14204 * arm-cpus.in: ... here. Use new feature and fgroup values.
14205 * config/arm/arm.c (arm_option_override): Use lower case for feature
14207 * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise.
14208 (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise.
14209 * config/arm/parsecpu.awk (END): Add new command 'isa'.
14211 (print_isa_bits_for): New function.
14212 (gen_isa): New function.
14213 (gen_comm_data): Use print_isa_bits_for.
14214 (define feature): New keyword.
14215 (define fgroup): New keyword.
14216 * config/arm/t-arm (OPTIONS_H_EXTRA): Add arm-isa.h
14217 (arm-isa.h): Add rule to generate file.
14218 * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower
14219 case for feature bit names.
14221 2017-09-06 Richard Biener <rguenther@suse.de>
14223 * tree-ssa-pre.c (NECESSARY): Remove.
14224 (create_expression_by_pieces): Do not touch pass-local flags.
14225 (insert_into_preds_of_block): Likewise.
14226 (do_pre_regular_insertion): Likewise.
14227 (eliminate_insert): Likewise.
14228 (eliminate_dom_walker::before_dom_children): Likewise.
14229 (fini_eliminate): Do not look at inserted_exprs.
14230 (mark_operand_necessary): Remove.
14231 (remove_dead_inserted_code): Replace with simple work-list
14232 algorithm based on inserted_exprs and SSA uses.
14233 (pass_pre::execute): Re-order fini_eliminate and
14234 remove_dead_inserted_code.
14236 2017-09-06 Olivier Hainque <hainque@adacore.com>
14238 * config/powerpcspe/vxworks.h (VXCPU_FOR_8548): Correct definition
14239 for VxWorks 7. Adjust surrounding comments.
14241 2017-09-06 Richard Biener <rguenther@suse.de>
14243 * gimple-ssa-strength-reduction.c
14244 (find_candidates_dom_walker::before_dom_children): Also allow
14247 2017-09-06 Richard Biener <rguenther@suse.de>
14249 PR tree-optimization/82108
14250 * tree-vect-stmts.c (vectorizable_load): Fix pointer adjustment
14251 for gap in the non-permutation SLP case.
14253 2017-09-06 Martin Jambor <mjambor@suse.cz>
14255 PR tree-optimization/82078
14256 * tree-sra.c (sort_and_splice_var_accesses): Move call to
14257 add_access_to_work_queue...
14258 (build_accesses_from_assign): ...here.
14259 (propagate_all_subaccesses): Make sure racc is the group
14260 representative, if there is one.
14262 2017-09-06 Jakub Jelinek <jakub@redhat.com>
14264 PR middle-end/82095
14265 * varasm.c (categorize_decl_for_section): Use SECCAT_TBSS for TLS vars with
14268 2017-09-06 Richard Biener <rguenther@suse.de>
14270 * gimple-ssa-strength-reduction.c
14271 (find_candidates_dom_walker::before_doom_children): Use a
14272 type and not a mode check.
14274 2017-09-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
14277 * config/arm/predicates.md (arm_general_adddi_operand): Create new
14279 * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Use new predicates.
14281 2017-09-05 Jeff Law <law@redhat.com>
14283 PR tree-optimization/64910
14284 * tree-ssa-reassoc.c (reassociate_bb): Restrict last change to
14285 cases where we have 3 or more operands.
14287 2017-09-05 Jakub Jelinek <jakub@redhat.com>
14289 PR middle-end/81768
14290 * omp-low.c (lower_omp_for): Recompute tree invariant if
14291 gimple_omp_for_initial/final is ADDR_EXPR.
14293 PR middle-end/81768
14294 * omp-expand.c (expand_omp_simd): Force second operands of COND_EXPR
14295 into gimple val before gimplification fo the COND_EXPR.
14297 2017-09-05 Aldy Hernandez <aldyh@redhat.com>
14299 * tree-ssa-threadupdate.c (duplicate_thread_path): Remove unused
14300 REGION_COPY argument.
14301 (thread_through_all_blocks): Remove unused argument to
14302 duplicate_thread_path.
14304 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14305 Alan Hayward <alan.hayward@arm.com>
14306 David Sherwood <david.sherwood@arm.com>
14308 * config/aarch64/aarch64-protos.h (aarch64_gen_adjusted_ldpstp):
14309 Take a scalar_mode rather than a machine_mode.
14310 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
14311 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Likewise.
14312 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
14313 (aarch64_gen_adjusted_ldpstp): Likewise.
14314 (aarch64_expand_vector_init): Use scalar_mode instead of machine_mode.
14316 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14317 Alan Hayward <alan.hayward@arm.com>
14318 David Sherwood <david.sherwood@arm.com>
14320 * config/aarch64/aarch64-protos.h (aarch64_is_extend_from_extract):
14321 Take a scalar_int_mode instead of a machine_mode.
14322 (aarch64_mask_and_shift_for_ubfiz_p): Likewise.
14323 (aarch64_output_scalar_simd_mov_immediate): Likewise.
14324 (aarch64_simd_scalar_immediate_valid_for_move): Likewise.
14325 (aarch64_simd_attr_length_rglist): Delete.
14326 * config/aarch64/aarch64.c (aarch64_is_extend_from_extract): Take
14327 a scalar_int_mode instead of a machine_mode.
14328 (aarch64_add_offset): Likewise.
14329 (aarch64_internal_mov_immediate): Likewise
14330 (aarch64_add_constant_internal): Likewise.
14331 (aarch64_add_constant): Likewise.
14332 (aarch64_movw_imm): Likewise.
14333 (aarch64_rtx_arith_op_extract_p): Likewise.
14334 (aarch64_mask_and_shift_for_ubfiz_p): Likewise.
14335 (aarch64_simd_scalar_immediate_valid_for_move): Likewise.
14336 Remove assert that the mode isn't a vector.
14337 (aarch64_output_scalar_simd_mov_immediate): Likewise.
14338 (aarch64_expand_mov_immediate): Update calls after above changes.
14339 (aarch64_output_casesi): Use as_a <scalar_int_mode>.
14340 (aarch64_and_bitmask_imm): Check for scalar integer modes.
14341 (aarch64_move_imm): Likewise.
14342 (aarch64_can_const_movi_rtx_p): Likewise.
14343 (aarch64_strip_extend): Likewise.
14344 (aarch64_extr_rtx_p): Likewise.
14345 (aarch64_rtx_costs): Likewise, using wode_mode as the mode of
14346 a CONST_INT when the mode parameter is VOIDmode.
14347 (aarch64_float_const_rtx_p): Use scalar_int_mode for a temporary.
14349 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14351 * machmode.h (bitwise_mode_for_mode): Return opt_mode.
14352 * stor-layout.c (bitwise_mode_for_mode): Likewise.
14353 (bitwise_type_for_mode): Update accordingly.
14355 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14357 * stor-layout.h (mode_for_size_tree): Return an opt_mode.
14358 * stor-layout.c (mode_for_size_tree): Likewise.
14359 (mode_for_array): Update accordingly.
14360 (layout_decl): Likewise.
14361 (compute_record_mode): Likewise. Only set the mode once.
14363 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14365 * target.def (get_mask_mode): Change return type to opt_mode.
14367 * doc/tm.texi: Regenerate.
14368 * targhooks.h (default_get_mask_mode): Return an opt_mode.
14369 * targhooks.c (default_get_mask_mode): Likewise.
14370 * config/i386/i386.c (ix86_get_mask_mode): Likewise.
14371 * optabs-query.c (can_vec_mask_load_store_p): Update use of
14372 targetm.get_mask_mode.
14373 * tree.c (build_truth_vector_type): Likewise.
14375 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14377 * machmode.h (mode_for_vector): Return an opt_mode.
14378 * stor-layout.c (mode_for_vector): Likewise.
14379 (mode_for_int_vector): Update accordingly.
14380 (layout_type): Likewise.
14381 * config/i386/i386.c (emit_memmov): Likewise.
14382 (ix86_expand_set_or_movmem): Likewise.
14383 (ix86_expand_vector_init): Likewise.
14384 (ix86_get_mask_mode): Likewise.
14385 * config/powerpcspe/powerpcspe.c (rs6000_expand_vec_perm_const_1):
14387 * config/rs6000/rs6000.c (rs6000_expand_vec_perm_const_1): Likewise.
14388 * expmed.c (extract_bit_field_1): Likewise.
14389 * expr.c (expand_expr_real_2): Likewise.
14390 * optabs-query.c (can_vec_perm_p): Likewise.
14391 (can_vec_mask_load_store_p): Likewise.
14392 * optabs.c (expand_vec_perm): Likewise.
14393 * targhooks.c (default_get_mask_mode): Likewise.
14394 * tree-vect-stmts.c (vectorizable_store): Likewise.
14395 (vectorizable_load): Likewise.
14396 (get_vectype_for_scalar_type_and_size): Likewise.
14398 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14400 * machmode.h (mode_for_int_vector): New function.
14401 * stor-layout.c (mode_for_int_vector): Likewise.
14402 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Use it.
14403 * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Likewise.
14404 * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.
14405 * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
14406 (s390_expand_vcond): Likewise.
14408 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14410 * machmode.h (opt_machine_mode): New type.
14411 (opt_mode<T>): Allow construction from anything that can be
14413 (is_a, as_a, dyn_cast): Add overloads for opt_mode.
14414 (mode_for_size): Return an opt_machine_mode.
14415 * stor-layout.c (mode_for_size): Likewise.
14416 (mode_for_size_tree): Update call accordingly.
14417 (bitwise_mode_for_mode): Likewise.
14418 (make_fract_type): Likewise.
14419 (make_accum_type): Likewise.
14420 * caller-save.c (replace_reg_with_saved_mem): Update call
14422 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
14423 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
14424 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
14425 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
14426 * expmed.c (extract_bit_field_1): Likewise.
14427 * reload.c (get_secondary_mem): Likewise.
14428 * varasm.c (assemble_integer): Likewise.
14429 * lower-subreg.c (simplify_subreg_concatn): Likewise. Move
14432 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14434 * machmode.h (decimal_float_mode_for_size): New function.
14435 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use float_mode_for_size.
14436 (REAL_VALUE_TO_TARGET_DOUBLE): Likewise.
14437 (REAL_VALUE_TO_TARGET_SINGLE): Likewise.
14438 (REAL_VALUE_TO_TARGET_DECIMAL128): Use decimal_float_mode_for_size.
14439 (REAL_VALUE_TO_TARGET_DECIMAL64): Likewise.
14440 (REAL_VALUE_TO_TARGET_DECIMAL32): Likewise.
14442 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14444 * builtins.c (expand_builtin_powi): Use int_mode_for_size.
14445 (get_builtin_sync_mode): Likewise.
14446 (expand_ifn_atomic_compare_exchange): Likewise.
14447 (expand_builtin_atomic_clear): Likewise.
14448 (expand_builtin_atomic_test_and_set): Likewise.
14449 (fold_builtin_atomic_always_lock_free): Likewise.
14450 * calls.c (compute_argument_addresses): Likewise.
14451 (emit_library_call_value_1): Likewise.
14452 (store_one_arg): Likewise.
14453 * combine.c (combine_instructions): Likewise.
14454 * config/aarch64/aarch64.c (aarch64_function_value): Likewise.
14455 * config/arm/arm.c (arm_function_value): Likewise.
14456 (aapcs_allocate_return_reg): Likewise.
14457 * config/c6x/c6x.c (c6x_expand_movmem): Likewise.
14458 * config/i386/i386.c (construct_container): Likewise.
14459 (ix86_gimplify_va_arg): Likewise.
14460 (ix86_expand_sse_cmp): Likewise.
14461 (emit_memmov): Likewise.
14462 (emit_memset): Likewise.
14463 (expand_small_movmem_or_setmem): Likewise.
14464 (ix86_expand_pextr): Likewise.
14465 (ix86_expand_pinsr): Likewise.
14466 * config/lm32/lm32.c (lm32_block_move_inline): Likewise.
14467 * config/microblaze/microblaze.c (microblaze_block_move_straight):
14469 * config/mips/mips.c (mips_function_value_1) Likewise.
14470 (mips_block_move_straight): Likewise.
14471 (mips_expand_ins_as_unaligned_store): Likewise.
14472 * config/powerpcspe/powerpcspe.c
14473 (rs6000_darwin64_record_arg_advance_flush): Likewise.
14474 (rs6000_darwin64_record_arg_flush): Likewise.
14475 * config/rs6000/rs6000.c
14476 (rs6000_darwin64_record_arg_advance_flush): Likewise.
14477 (rs6000_darwin64_record_arg_flush): Likewise.
14478 * config/sparc/sparc.c (sparc_function_arg_1): Likewise.
14479 (sparc_function_value_1): Likewise.
14480 * config/spu/spu.c (adjust_operand): Likewise.
14481 (spu_emit_branch_or_set): Likewise.
14482 (arith_immediate_p): Likewise.
14483 * emit-rtl.c (gen_lowpart_common): Likewise.
14484 * expr.c (expand_expr_real_1): Likewise.
14485 * function.c (assign_parm_setup_block): Likewise.
14486 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Likewise.
14487 * reload1.c (alter_reg): Likewise.
14488 * stor-layout.c (mode_for_vector): Likewise.
14489 (layout_type): Likewise.
14491 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
14493 * config/spu/spu.c (exp2_immediate_p): Use int_mode_for_mode.
14494 (spu_convert_move): Likewise.
14495 * lower-subreg.c (resolve_simple_move): Likewise.
14497 2017-09-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14500 * config/rs6000/altivec.md (altivec_vsum2sws): Convert from a
14501 define_insn to a define_expand.
14502 (altivec_vsum2sws_direct): New define_insn.
14503 (altivec_vsumsws): Convert from a define_insn to a define_expand.
14505 2017-09-05 Wilco Dijkstra <wdijkstr@arm.com>
14507 * config/arm/arm.c (arm_option_params_internal): Improve setting of
14510 2017-09-05 H.J. Lu <hongjiu.lu@intel.com>
14515 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Don't
14516 realign stack if stack alignment needed is less than incoming
14519 2017-09-05 Marek Polacek <polacek@redhat.com>
14522 * convert.c (convert_to_integer_1) <case NEGATE_EXPR>: Move the ubsan
14525 2017-09-05 Wilco Dijkstra <wdijkstr@arm.com>
14527 * explow.c (get_dynamic_stack_size): Improve dynamic alignment.
14529 2017-09-05 Richard Biener <rguenther@suse.de>
14531 PR tree-optimization/82084
14532 * fold-const.c (can_native_encode_string_p): Handle wide characters.
14534 2017-09-05 Richard Biener <rguenther@suse.de>
14536 PR tree-optimization/82102
14537 * tree-ssa-pre.c (fini_eliminate): Check if lhs is NULL.
14539 2017-09-05 Martin Liska <mliska@suse.cz>
14541 PR tree-optimization/82032
14542 * tree-cfg.c (generate_range_test): New function.
14543 * tree-cfg.h (generate_range_test): Declared here.
14544 * tree-cfgcleanup.c (convert_single_case_switch): New function.
14545 (cleanup_control_expr_graph): Use it.
14546 * tree-switch-conversion.c (try_switch_expansion): Remove
14548 (emit_case_nodes): Use generate_range_test.
14550 2017-09-04 Uros Bizjak <ubizjak@gmail.com>
14553 * config/i386/i386.md (*<btsc><mode>_mask): Add
14554 TARGET_USE_BT to insn constraint.
14555 (*btr<mode>_mask): Ditto.
14557 2017-09-04 Wilco Dijkstra <wdijkstr@arm.com>
14559 * config/arm/arm.c (arm_legitimate_index_p): Add comment.
14560 (thumb2_legitimate_index_p): Use correct range for DI/DF mode.
14562 2017-09-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
14565 * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Split early except for
14566 TARGET_NEON and TARGET_IWMMXT.
14567 (anddi3, iordi3, xordi3, one_cmpldi2): Split while expanding except for
14568 TARGET_NEON and TARGET_IWMMXT.
14569 (*one_cmpldi2_insn): Moved the body of one_cmpldi2 here.
14571 2017-09-04 Uros Bizjak <ubizjak@gmail.com>
14573 * config/i386/i386-protos.h (ix86_tls_address_pattern_p) New prototype.
14574 (ix86_rewrite_tls_address): Ditto.
14575 * config/i386/i386.c (ix86_tls_address_pattern_p) New function.
14576 (ix86_rewrite_tls_address_1): Ditto.
14577 (ix86_rewrite_tls_address): Ditto.
14578 * config/i386/predicates.md (tls_address_pattern): New predicate.
14579 * config/i386/i386.md (TLS address splitter): New splitter.
14581 2017-09-04 Richard Biener <rguenther@suse.de>
14583 PR tree-optimization/82084
14584 * fold-const.h (can_native_encode_string_p): Declare.
14585 * fold-const.c (can_native_encode_string_p): Factor out from ...
14586 (native_encode_string): ... here.
14587 * tree-vect-stmts.c (vectorizable_store): Call it to avoid
14588 vectorizing stores from constants we later cannot handle.
14590 2017-09-04 Marek Polacek <polacek@redhat.com>
14593 * doc/invoke.texi: Update -Wtautological-compare documentation.
14595 2017-09-04 Jeff Law <law@redhat.com>
14597 PR tree-optimization/64910
14598 * tree-ssa-reassoc.c (reassociate_bb): For bitwise binary ops,
14599 swap the first and last operand if the last is a constant.
14601 2017-09-04 Marek Polacek <polacek@redhat.com>
14604 * convert.c (do_narrow): When sanitizing signed integer overflows,
14605 bail out for signed types.
14606 (convert_to_integer_1) <case NEGATE_EXPR>: Likewise.
14608 2017-09-04 Richard Biener <rguenther@suse.de>
14610 PR tree-optimization/82060
14611 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14612 Move devirtualization after stmt folding and before EH/AB/noreturn
14613 cleanup to get the stmt refs canonicalized. Use a bool instead
14614 of gimple_modified_p since that doesn't work for NOPs. Schedule
14615 NOPs generated by folding for removal.
14617 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
14618 Alan Hayward <alan.hayward@arm.com>
14619 David Sherwood <david.sherwood@arm.com>
14621 * coretypes.h (pad_direction): New enum.
14622 * defaults.h (DEFAULT_FUNCTION_ARG_PADDING): Delete.
14623 (FUNCTION_ARG_PADDING): Likewise.
14624 * target.def (function_arg_padding): New hook.
14625 * targhooks.h (default_function_arg_padding): Declare.
14626 * targhooks.c (default_function_arg_padding): New function.
14627 * doc/tm.texi.in (FUNCTION_ARG_PADDING): Replace with...
14628 (TARGET_FUNCTION_ARG_PADDING): ...this.
14629 * doc/tm.texi: Regenerate.
14630 * calls.c (store_unaligned_arguments_into_pseudos): Use pad_direction
14631 instead of direction.
14632 (compute_argument_addresses): Likewise.
14633 (load_register_parameters): Likewise.
14634 (emit_library_call_value_1): Likewise.
14635 (store_one_arg): Use targetm.calls.function_arg_padding instead
14636 of FUNCTION_ARG_PADDING.
14637 (must_pass_in_stack_var_size_or_pad): Likewise.
14638 * expr.c (emit_group_load_1): Use pad_direction instead of direction.
14639 (emit_group_store): Likewise.
14640 (emit_single_push_insn_1): Use targetm.calls.function_arg_padding
14641 instead of FUNCTION_ARG_PADDING.
14642 (emit_push_insn): Likewise, and propagate enum change throughout
14644 * function.h (direction): Delete.
14645 (locate_and_pad_arg_data::where_pad): Use pad_direction instead
14647 * function.c (assign_parm_find_stack_rtl): Likewise.
14648 (assign_parm_setup_block_p): Likewise.
14649 (assign_parm_setup_block): Likewise.
14650 (gimplify_parameters): Likewise.
14651 (locate_and_pad_parm): Use targetm.calls.function_arg_padding
14652 instead of FUNCTION_ARG_PADDING, and propagate enum change throughout
14654 * config/aarch64/aarch64.h (FUNCTION_ARG_PADDING): Delete.
14655 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
14656 * config/aarch64/aarch64-protos.h (aarch64_pad_arg_upward): Delete.
14657 * config/aarch64/aarch64.c (aarch64_pad_arg_upward): Replace with...
14658 (aarch64_function_arg_padding): ...this new function.
14659 (aarch64_gimplify_va_arg_expr): Use pad_direction instead of direction.
14660 (TARGET_FUNCTION_ARG_PADDING): Redefine.
14661 * config/arm/arm.h (FUNCTION_ARG_PADDING): Delete.
14662 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
14663 * config/arm/arm-protos.h (arm_pad_arg_upward): Delete.
14664 * config/arm/arm.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
14665 (arm_pad_arg_upward): Replace with...
14666 (arm_function_arg_padding): ...this new function.
14667 * config/c6x/c6x.h (BLOCK_REG_PADDING): Use pad_direction instead
14669 * config/ia64/hpux.h (FUNCTION_ARG_PADDING): Delete.
14670 * config/ia64/ia64-protos.h (ia64_hpux_function_arg_padding): Delete.
14671 * config/ia64/ia64.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
14672 (ia64_hpux_function_arg_padding): Replace with...
14673 (ia64_function_arg_padding): ...this new function. Use pad_direction
14674 instead of direction. Check for TARGET_HPUX.
14675 * config/iq2000/iq2000.h (FUNCTION_ARG_PADDING): Delete.
14676 * config/iq2000/iq2000.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
14677 (iq2000_function_arg_padding): New function.
14678 * config/mips/mips-protos.h (mips_pad_arg_upward): Delete.
14679 * config/mips/mips.c (mips_pad_arg_upward): Replace with...
14680 (mips_function_arg_padding): ...this new function.
14681 (mips_pad_reg_upward): Update accordingly.
14682 (TARGET_FUNCTION_ARG_PADDING): Redefine.
14683 * config/mips/mips.h (PAD_VARARGS_DOWN): Use
14684 targetm.calls.function_arg_padding.
14685 (FUNCTION_ARG_PADDING): Delete.
14686 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
14687 * config/nios2/nios2.h (FUNCTION_ARG_PADDING): Delete.
14688 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
14689 * config/nios2/nios2-protos.h (nios2_function_arg_padding): Delete.
14690 (nios2_block_reg_padding): Return pad_direction instead of direction.
14691 * config/nios2/nios2.c (nios2_block_reg_padding): Return pad_direction
14692 instead of direction.
14693 (nios2_function_arg_padding): Likewise. Make static.
14694 (TARGET_FUNCTION_ARG_PADDING): Redefine.
14695 * config/pa/pa.h (FUNCTION_ARG_PADDING): Delete.
14696 (BLOCK_REG_PADDING): Use targetm.calls.function_arg_padding.
14697 * config/pa/pa-protos.h (pa_function_arg_padding): Delete.
14698 * config/pa/pa.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
14699 (pa_function_arg_padding): Make static. Return pad_direction instead
14701 * config/powerpcspe/powerpcspe.h (FUNCTION_ARG_PADDING): Delete.
14702 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
14703 * config/powerpcspe/aix.h (BLOCK_REG_PADDING): Use pad_direction
14704 instead of direction. Use targetm.calls.function_arg_padding.
14705 * config/powerpcspe/darwin.h (BLOCK_REG_PADDING): Likewise.
14706 * config/powerpcspe/freebsd64.h (BLOCK_REG_PADDING): Likewise.
14707 * config/powerpcspe/linux64.h (BLOCK_REG_PADDING): Likewise.
14708 * config/powerpcspe/powerpcspe-protos.h (function_arg_padding): Delete.
14709 * config/powerpcspe/powerpcspe.c (TARGET_FUNCTION_ARG_PADDING):
14711 (function_arg_padding): Rename to...
14712 (rs6000_function_arg_padding): ...this. Make static. Return
14713 pad_direction instead of direction.
14714 (rs6000_return_in_msb): Use rs6000_function_arg_padding.
14715 * config/rs6000/rs6000.h (FUNCTION_ARG_PADDING): Delete.
14716 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
14717 * config/rs6000/aix.h (BLOCK_REG_PADDING): Use pad_direction
14718 instead of direction. Use targetm.calls.function_arg_padding.
14719 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Likewise.
14720 * config/rs6000/freebsd64.h (BLOCK_REG_PADDING): Likewise.
14721 * config/rs6000/linux64.h (BLOCK_REG_PADDING): Likewise.
14722 * config/rs6000/rs6000-protos.h (function_arg_padding): Delete.
14723 * config/rs6000/rs6000.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
14724 (function_arg_padding): Rename to...
14725 (rs6000_function_arg_padding): ...this. Make static. Return
14726 pad_direction instead of direction.
14727 (rs6000_return_in_msb): Use rs6000_function_arg_padding.
14728 * config/s390/s390.h (FUNCTION_ARG_PADDING): Delete.
14729 * config/s390/s390.c (s390_function_arg_padding): New function.
14730 (TARGET_FUNCTION_ARG_PADDING): Redefine.
14731 * config/sparc/sparc.h (FUNCTION_ARG_PADDING): Delete.
14732 * config/sparc/sparc-protos.h (function_arg_padding): Delete.
14733 * config/sparc/sparc.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
14734 (function_arg_padding): Rename to...
14735 (sparc_function_arg_padding): ...this. Make static. Return
14736 pad_direction instead of direction.
14737 * config/spu/spu.h (FUNCTION_ARG_PADDING): Delete.
14738 * config/spu/spu.c (spu_function_arg_padding): New function.
14739 (TARGET_FUNCTION_ARG_PADDING): Redefine.
14740 * system.h (FUNCTION_ARG_PADDING): Poison.
14742 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
14743 Alan Hayward <alan.hayward@arm.com>
14744 David Sherwood <david.sherwood@arm.com>
14746 * target.def (modes_tieable_p): New hook.
14747 * doc/tm.texi (MODES_TIEABLE_P): Replace with...
14748 (TARGET_MODES_TIEABLE_P): ...this.
14749 * doc/tm.texi.in: Regenerate.
14750 * hooks.h (hook_bool_mode_mode_true): Declare.
14751 * hooks.c (hook_bool_mode_mode_true): New function.
14752 * combine.c (subst): Use targetm.modes_tieable_p instead of
14754 * dse.c (find_shift_sequence): Likewise.
14755 * expmed.c (extract_low_bits): Likewise.
14756 * lower-subreg.c: Include target.h.
14757 (find_decomposable_subregs): Use targetm.modes_tieable_p instead of
14759 * rtlanal.c (rtx_cost): Likewise.
14760 * config/aarch64/aarch64.h (MODES_TIEABLE_P): Delete.
14761 * config/aarch64/aarch64-protos.h (aarch64_modes_tieable_p): Delete.
14762 * config/aarch64/aarch64.c (aarch64_modes_tieable_p): Make static.
14763 (TARGET_MODES_TIEABLE_P): Redefine.
14764 * config/alpha/alpha.h (MODES_TIEABLE_P): Delete.
14765 * config/alpha/alpha.c (alpha_modes_tieable_p): New function.
14766 (TARGET_MODES_TIEABLE_P): Redefine.
14767 * config/arc/arc.h (MODES_TIEABLE_P): Delete.
14768 * config/arc/arc.c (TARGET_MODES_TIEABLE_P): Redefine.
14769 (arc_modes_tieable_p): New function.
14770 * config/arm/arm.h (MODES_TIEABLE_P): Delete.
14771 * config/arm/arm-protos.h (arm_modes_tieable_p): Delete.
14772 * config/arm/arm.c (TARGET_MODES_TIEABLE_P): Redefine.
14773 (arm_modes_tieable_p): Make static.
14774 * config/avr/avr.h (MODES_TIEABLE_P): Delete.
14775 * config/bfin/bfin.h (MODES_TIEABLE_P): Delete.
14776 * config/bfin/bfin.c (bfin_modes_tieable_p): New function.
14777 (TARGET_MODES_TIEABLE_P): Redefine.
14778 * config/c6x/c6x.h (MODES_TIEABLE_P): Delete.
14779 * config/c6x/c6x.c (c6x_modes_tieable_p): New function.
14780 (TARGET_MODES_TIEABLE_P): Redefine.
14781 * config/cr16/cr16.h (MODES_TIEABLE_P): Delete.
14782 * config/cr16/cr16.c (TARGET_MODES_TIEABLE_P): Redefine.
14783 (cr16_modes_tieable_p): New function.
14784 * config/cris/cris.h (MODES_TIEABLE_P): Delete.
14785 * config/epiphany/epiphany.h (MODES_TIEABLE_P): Delete.
14786 * config/fr30/fr30.h (MODES_TIEABLE_P): Delete.
14787 (TRULY_NOOP_TRUNCATION): Update comment.
14788 * config/frv/frv.h (MODES_TIEABLE_P): Delete.
14789 (TRULY_NOOP_TRUNCATION): Update comment.
14790 * config/frv/frv.c (TARGET_MODES_TIEABLE_P): Redefine.
14791 (frv_modes_tieable_p): New function.
14792 * config/ft32/ft32.h (MODES_TIEABLE_P): Delete.
14793 * config/h8300/h8300.h (MODES_TIEABLE_P): Delete.
14794 * config/h8300/h8300.c (h8300_modes_tieable_p): New function.
14795 (TARGET_MODES_TIEABLE_P): Redefine.
14796 * config/i386/i386.h (MODES_TIEABLE_P): Delete.
14797 * config/i386/i386-protos.h (ix86_modes_tieable_p): Delete.
14798 * config/i386/i386.c (ix86_modes_tieable_p): Make static.
14799 (TARGET_MODES_TIEABLE_P): Redefine.
14800 * config/ia64/ia64.h (MODES_TIEABLE_P): Delete.
14801 * config/ia64/ia64.c (TARGET_MODES_TIEABLE_P): Redefine.
14802 (ia64_modes_tieable_p): New function.
14803 * config/iq2000/iq2000.h (MODES_TIEABLE_P): Delete.
14804 * config/iq2000/iq2000.c (TARGET_MODES_TIEABLE_P): Redefine.
14805 (iq2000_modes_tieable_p): New function.
14806 * config/lm32/lm32.h (MODES_TIEABLE_P): Delete.
14807 * config/lm32/lm32.c (TARGET_MODES_TIEABLE_P): Redefine.
14808 (lm32_modes_tieable_p): New function.
14809 * config/m32c/m32c.h (MODES_TIEABLE_P): Delete.
14810 * config/m32c/m32c-protos.h (m32c_modes_tieable_p): Delete.
14811 * config/m32c/m32c.c (m32c_modes_tieable_p): Make static.
14812 (TARGET_MODES_TIEABLE_P): Redefine.
14813 * config/m32r/m32r.h (MODES_TIEABLE_P): Delete.
14814 * config/m32r/m32r.c (TARGET_MODES_TIEABLE_P): Redefine.
14815 (m32r_modes_tieable_p): New function.
14816 * config/m68k/m68k.h (MODES_TIEABLE_P): Delete.
14817 * config/m68k/m68k.c (TARGET_MODES_TIEABLE_P): Redefine.
14818 (m68k_modes_tieable_p): New function.
14819 * config/mcore/mcore.h (MODES_TIEABLE_P): Delete.
14820 * config/mcore/mcore.c (TARGET_MODES_TIEABLE_P): Redefine.
14821 (mcore_modes_tieable_p): New function.
14822 * config/microblaze/microblaze.h (MODES_TIEABLE_P): Delete.
14823 * config/microblaze/microblaze.c (microblaze_modes_tieable_p): New
14825 (TARGET_MODES_TIEABLE_P): Redefine.
14826 * config/mips/mips.h (MODES_TIEABLE_P): Delete.
14827 * config/mips/mips-protos.h (mips_modes_tieable_p): Delete.
14828 * config/mips/mips.c (mips_modes_tieable_p): Make static.
14829 (TARGET_MODES_TIEABLE_P): Redefine.
14830 * config/mmix/mmix.h (MODES_TIEABLE_P): Delete.
14831 * config/mn10300/mn10300.h (MODES_TIEABLE_P): Delete.
14832 * config/mn10300/mn10300-protos.h (mn10300_modes_tieable): Delete.
14833 * config/mn10300/mn10300.c (mn10300_modes_tieable): Rename to...
14834 (mn10300_modes_tieable_p): ...this and make static.
14835 (TARGET_MODES_TIEABLE_P): Redefine.
14836 * config/moxie/moxie.h (MODES_TIEABLE_P): Delete.
14837 * config/msp430/msp430.h (MODES_TIEABLE_P): Delete.
14838 * config/msp430/msp430-protos.h (msp430_modes_tieable_p): Delete.
14839 * config/msp430/msp430.c (TARGET_MODES_TIEABLE_P): Redefine.
14840 (msp430_modes_tieable_p): Make static.
14841 * config/nds32/nds32.h (MODES_TIEABLE_P): Delete.
14842 * config/nds32/nds32.c (nds32_modes_tieable_p): New function.
14843 (TARGET_MODES_TIEABLE_P): Redefine.
14844 * config/nios2/nios2.h (MODES_TIEABLE_P): Delete.
14845 * config/nvptx/nvptx.h (MODES_TIEABLE_P): Delete.
14846 * config/nvptx/nvptx.c (nvptx_modes_tieable_p): New function.
14847 (TARGET_MODES_TIEABLE_P): Redefine.
14848 * config/pa/pa.h (MODES_TIEABLE_P): Delete.
14849 * config/pa/pa-protos.h (pa_modes_tieable_p): Delete.
14850 * config/pa/pa.c (pa_modes_tieable_p): Make static.
14851 (TARGET_MODES_TIEABLE_P): Redefine.
14852 * config/pdp11/pdp11.h (MODES_TIEABLE_P): Delete.
14853 * config/pdp11/pdp11.c (TARGET_MODES_TIEABLE_P): Redefine.
14854 (pdp11_modes_tieable_p): New function.
14855 * config/powerpcspe/powerpcspe.h (MODES_TIEABLE_P): Delete.
14856 * config/powerpcspe/powerpcspe.c (TARGET_MODES_TIEABLE_P): Redefine.
14857 (rs6000_modes_tieable_p): New function.
14858 (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P.
14859 * config/powerpcspe/powerpcspe.md: Update comment.
14860 * config/riscv/riscv.h (MODES_TIEABLE_P): Delete.
14861 * config/riscv/riscv.c (riscv_modes_tieable_p): New function.
14862 (TARGET_MODES_TIEABLE_P): Redefine.
14863 * config/rl78/rl78.h (MODES_TIEABLE_P): Delete.
14864 * config/rl78/rl78.c (TARGET_MODES_TIEABLE_P): Redefine.
14865 (rl78_modes_tieable_p): New function.
14866 * config/rs6000/rs6000.h (MODES_TIEABLE_P): Delete.
14867 * config/rs6000/rs6000.c (TARGET_MODES_TIEABLE_P): Redefine.
14868 (rs6000_modes_tieable_p): New function.
14869 (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P.
14870 * config/rs6000/rs6000.md: Update comment.
14871 * config/rx/rx.h (MODES_TIEABLE_P): Delete.
14872 * config/rx/rx.c (rx_modes_tieable_p): New function.
14873 (TARGET_MODES_TIEABLE_P): Redefine.
14874 * config/s390/s390.h (MODES_TIEABLE_P): Delete.
14875 * config/s390/s390.c (s390_modes_tieable_p): New function.
14876 (TARGET_MODES_TIEABLE_P): Redefine.
14877 * config/sh/sh.h (MODES_TIEABLE_P): Delete.
14878 * config/sh/sh.c (TARGET_MODES_TIEABLE_P): Redefine.
14879 (sh_modes_tieable_p): New function.
14880 * config/sparc/sparc.h (MODES_TIEABLE_P): Delete.
14881 * config/sparc/sparc-protos.h (sparc_modes_tieable_p): Delete.
14882 * config/sparc/sparc.c (TARGET_MODES_TIEABLE_P): Redefine.
14883 (sparc_modes_tieable_p): Make static.
14884 * config/spu/spu.h (MODES_TIEABLE_P): Delete.
14885 * config/spu/spu.c (spu_modes_tieable_p): New function.
14886 (TARGET_MODES_TIEABLE_P): Redefine.
14887 * config/stormy16/stormy16.h (MODES_TIEABLE_P): Delete.
14888 * config/stormy16/stormy16.c (xstormy16_modes_tieable_p): New function.
14889 (TARGET_MODES_TIEABLE_P): Redefine.
14890 * config/tilegx/tilegx.h (MODES_TIEABLE_P): Delete.
14891 * config/tilepro/tilepro.h (MODES_TIEABLE_P): Delete.
14892 * config/v850/v850.h (MODES_TIEABLE_P): Delete.
14893 * config/v850/v850.c (v850_modes_tieable_p): New function.
14894 (TARGET_MODES_TIEABLE_P): Redefine.
14895 * config/vax/vax.h (MODES_TIEABLE_P): Delete.
14896 * config/visium/visium.h (MODES_TIEABLE_P): Delete.
14897 * config/visium/visium.c (TARGET_MODES_TIEABLE_P): Redefine.
14898 (visium_modes_tieable_p): New function.
14899 * config/xtensa/xtensa.h (MODES_TIEABLE_P): Delete.
14900 * config/xtensa/xtensa.c (TARGET_MODES_TIEABLE_P): Redefine.
14901 (xtensa_modes_tieable_p): New function.
14902 * system.h (MODES_TIEABLE_P): Poison.
14904 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
14905 Alan Hayward <alan.hayward@arm.com>
14906 David Sherwood <david.sherwood@arm.com>
14908 * target.def (hard_regno_mode_ok): New hook.
14909 * doc/tm.texi (HARD_REGNO_MODE_OK): Replace with...
14910 (TARGET_HARD_REGNO_MODE_OK): ...this.
14911 * doc/tm.texi.in: Regenerate.
14912 * hooks.h (hook_bool_uint_mode_true): Declare.
14913 * hooks.c (hook_bool_uint_mode_true): New function.
14914 * doc/md.texi: Refer to targetm.hard_regno_mode_ok instead of
14915 HARD_REGNO_MODE_OK.
14916 * genpreds.c (write_insn_preds_c): Add an include of target.h.
14917 * alias.c (init_alias_target): Use targetm.hard_regno_mode_ok
14918 instead of HARD_REGNO_MODE_OK.
14919 * caller-save.c: Include target.h.
14920 (reg_save_code): Use targetm.hard_regno_mode_ok instead of
14921 HARD_REGNO_MODE_OK.
14922 * combine.c (can_combine_p): Likewise.
14923 (combinable_i3pat): Likewise.
14924 (can_change_dest_mode): Likewise.
14925 * expr.c (init_expr_target): Likewise.
14926 (convert_move): Likewise.
14927 (convert_modes): Likewise.
14928 * ira.c (setup_prohibited_class_mode_regs): Likewise.
14929 (setup_prohibited_mode_move_regs): Likewise.
14930 * ira.h (target_ira): Likewise.
14931 * lra-assigns.c (find_hard_regno_for_1): Likewise.
14932 * lra-constraints.c (process_alt_operands): Likewise.
14933 (split_reg): Likewise.
14934 * recog.c (peep2_find_free_register): Likewise.
14935 * ree.c (combine_reaching_defs): Likewise.
14936 * regcprop.c (maybe_mode_change): Likewise.
14937 * reginfo.c (init_reg_sets_1): Likewise.
14938 (choose_hard_reg_mode): Likewise.
14939 (simplifiable_subregs): Likewise.
14940 * regrename.c (check_new_reg_p): Likewise.
14941 * reload.c (find_valid_class): Likewise.
14942 (find_valid_class_1): Likewise.
14943 (reload_inner_reg_of_subreg): Likewise.
14944 (push_reload): Likewise.
14945 (combine_reloads): Likewise.
14946 (find_dummy_reload): Likewise.
14947 (find_reloads): Likewise.
14948 * reload1.c (find_reg): Likewise.
14949 (set_reload_reg): Likewise.
14950 (allocate_reload_reg): Likewise.
14951 (choose_reload_regs): Likewise.
14952 (reload_adjust_reg_for_temp): Likewise.
14953 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
14954 (simplify_subreg_regno): Likewise.
14955 * sel-sched.c (init_regs_for_mode): Likewise.
14956 * varasm.c (make_decl_rtl): Likewise.
14957 * config/aarch64/aarch64.h (HARD_REGNO_MODE_OK): Delete.
14958 (MODES_TIEABLE_P): Use targetm.hard_regno_mode_ok instead of
14959 HARD_REGNO_MODE_OK.
14960 * config/aarch64/aarch64-protos.h (aarch64_hard_regno_mode_ok): Delete.
14961 * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Make static.
14962 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14963 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Delete.
14964 * config/alpha/alpha.c (alpha_hard_regno_mode_ok): New function.
14965 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14966 * config/arc/arc.h (arc_hard_regno_mode_ok): Delete.
14967 (arc_mode_class): Delete.
14968 (HARD_REGNO_MODE_OK): Delete.
14969 * config/arc/arc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14970 (arc_hard_regno_mode_ok): Rename old array to...
14971 (arc_hard_regno_mode_ok_modes): ...this.
14972 (arc_conditional_register_usage): Update accordingly.
14973 (arc_mode_class): Make static.
14974 (arc_hard_regno_mode_ok): New function.
14975 * config/arm/arm.h (HARD_REGNO_MODE_OK): Delete.
14976 * config/arm/arm-protos.h (arm_hard_regno_mode_ok): Delete.
14977 * config/arm/arm.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14978 (arm_hard_regno_mode_ok): Make static.
14979 * config/arm/arm.md (movdi): Use targetm.hard_regno_mode_ok instead of
14980 HARD_REGNO_MODE_OK.
14981 * config/avr/avr-protos.h (avr_hard_regno_mode_ok): Delete.
14982 * config/avr/avr.h (HARD_REGNO_MODE_OK): Delete.
14983 * config/avr/avr.c (avr_hard_regno_mode_ok): Make static and
14985 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14986 * config/bfin/bfin-protos.h (hard_regno_mode_ok): Delete.
14987 * config/bfin/bfin.h (HARD_REGNO_MODE_OK): Delete.
14988 * config/bfin/bfin.c (hard_regno_mode_ok): Rename to...
14989 (bfin_hard_regno_mode_ok): ...this. Make static and return a bool.
14990 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14991 * config/bfin/predicates.md (valid_reg_operand): Use
14992 targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK.
14993 * config/c6x/c6x.h (HARD_REGNO_MODE_OK): Delete.
14994 * config/c6x/c6x.c (c6x_hard_regno_mode_ok): New function.
14995 (TARGET_HARD_REGNO_MODE_OK): Redefine.
14996 * config/cr16/cr16.h (HARD_REGNO_MODE_OK): Delete.
14997 * config/cr16/cr16-protos.h (cr16_hard_regno_mode_ok): Delete.
14998 * config/cr16/cr16.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
14999 (cr16_hard_regno_mode_ok): Make static and return a bool.
15000 * config/cris/cris.h (HARD_REGNO_MODE_OK): Delete.
15001 * config/cris/cris.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15002 (cris_hard_regno_mode_ok): New function.
15003 * config/epiphany/epiphany.h (epiphany_hard_regno_mode_ok): Delete.
15004 (epiphany_mode_class): Delete.
15005 (HARD_REGNO_MODE_OK): Delete.
15006 * config/epiphany/epiphany-protos.h (hard_regno_mode_ok): Delete.
15007 * config/epiphany/epiphany.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15008 (hard_regno_mode_ok): Rename to...
15009 (epiphany_hard_regno_mode_ok): ...this. Make static and return a bool.
15010 * config/fr30/fr30.h (HARD_REGNO_MODE_OK): Delete.
15011 * config/fr30/fr30.md: Refer to targetm.hard_regno_mode_ok instead of
15012 HARD_REGNO_MODE_OK.
15013 * config/frv/frv.h (HARD_REGNO_MODE_OK): Delete.
15014 * config/frv/frv-protos.h (frv_hard_regno_mode_ok): Delete.
15015 * config/frv/frv.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15016 (frv_hard_regno_mode_ok): Make static and return a bool.
15017 * config/frv/frv.md: Refer to targetm.hard_regno_mode_ok instead of
15018 HARD_REGNO_MODE_OK.
15019 * config/ft32/ft32.h (HARD_REGNO_MODE_OK): Delete.
15020 * config/h8300/h8300.h (HARD_REGNO_MODE_OK): Delete.
15021 * config/h8300/h8300-protos.h (h8300_hard_regno_mode_ok): Delete.
15022 * config/h8300/h8300.c (h8300_hard_regno_mode_ok): Make static
15024 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15025 * config/i386/i386.h (HARD_REGNO_MODE_OK): Delete.
15026 * config/i386/i386-protos.h (ix86_hard_regno_mode_ok): Delete.
15027 * config/i386/i386.c (ix86_hard_regno_mode_ok): Make static and
15029 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15030 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Delete.
15031 * config/ia64/ia64.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15032 (ia64_hard_regno_mode_ok): New function.
15033 * config/iq2000/iq2000.h (HARD_REGNO_MODE_OK): Delete.
15034 * config/iq2000/iq2000.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15035 (iq2000_hard_regno_mode_ok): New function.
15036 * config/lm32/lm32.h (HARD_REGNO_MODE_OK): Delete.
15037 * config/lm32/lm32.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15038 (lm32_hard_regno_mode_ok): New function.
15039 * config/m32c/m32c.h (HARD_REGNO_MODE_OK): Delete.
15040 * config/m32c/m32c-protos.h (m32c_hard_regno_ok): Delete.
15041 * config/m32c/m32c.c (class_can_hold_mode): Use m32c_hard_regno_mode_ok
15042 instead of HARD_REGNO_MODE_OK.
15043 (m32c_hard_regno_ok): Rename to...
15044 (m32c_hard_regno_mode_ok): ...this. Make static and return a bool.
15045 (m32c_cannot_change_mode_class): Update accordingly.
15046 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15047 * config/m32r/m32r.h (m32r_hard_regno_mode_ok): Delete.
15048 (m32r_mode_class): Delete.
15049 (HARD_REGNO_MODE_OK): Delete.
15050 * config/m32r/m32r.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15051 (m32r_hard_regno_mode_ok): Rename to...
15052 (m32r_hard_regno_modes): ...this.
15053 (m32r_mode_class): Make static.
15054 (m32r_hard_regno_mode_ok): New function.
15055 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Delete.
15056 * config/m68k/m68k-protos.h (m68k_regno_mode_ok): Delete.
15057 * config/m68k/m68k.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15058 (m68k_hard_regno_mode_ok): Make static.
15059 * config/mcore/mcore.h (HARD_REGNO_MODE_OK): Delete.
15060 * config/mcore/mcore.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15061 (mcore_hard_regno_mode_ok): New function.
15062 * config/microblaze/microblaze.h (microblaze_hard_regno_mode_ok)
15063 (HARD_REGNO_MODE_OK): Delete.
15064 * config/microblaze/microblaze.c (microblaze_hard_regno_mode_ok):
15066 (microblaze_hard_regno_mode_ok_p): ...this and make static.
15067 (microblaze_hard_regno_mode_ok): New function.
15068 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15069 * config/mips/mips.h (HARD_REGNO_MODE_OK): Delete.
15070 (mips_hard_regno_mode_ok): Delete.
15071 * config/mips/mips.c (mips_hard_regno_mode_ok): Rename to...
15072 (mips_hard_regno_mode_ok_p): ...this and make static.
15073 (mips_hard_regno_mode_ok_p): Rename to...
15074 (mips_hard_regno_mode_ok_uncached): ...this.
15075 (mips_hard_regno_mode_ok): New function.
15076 (mips_class_max_nregs): Use mips_hard_regno_mode_ok instead
15077 of HARD_REGNO_MODE_OK.
15078 (mips_option_override): Update after above name changes.
15079 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15080 * config/mmix/mmix.h (HARD_REGNO_MODE_OK): Delete.
15081 * config/mn10300/mn10300.h (HARD_REGNO_MODE_OK): Delete.
15082 * config/mn10300/mn10300-protos.h (mn10300_hard_regno_mode_ok): Delete.
15083 * config/mn10300/mn10300.c (mn10300_hard_regno_mode_ok): Make static.
15084 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15085 * config/moxie/moxie.h (HARD_REGNO_MODE_OK): Delete.
15086 * config/msp430/msp430.h (HARD_REGNO_MODE_OK): Delete.
15087 * config/msp430/msp430-protos.h (msp430_hard_regno_mode_ok): Delete.
15088 * config/msp430/msp430.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15089 (msp430_hard_regno_mode_ok): Make static and return a bool.
15090 * config/nds32/nds32.h (HARD_REGNO_MODE_OK): Delete.
15091 * config/nds32/nds32-protos.h (nds32_hard_regno_mode_ok): Delete.
15092 * config/nds32/nds32.c (nds32_hard_regno_mode_ok): Make static
15094 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15095 * config/nios2/nios2.h (HARD_REGNO_MODE_OK): Delete.
15096 * config/nvptx/nvptx.h (HARD_REGNO_MODE_OK): Delete.
15097 * config/pa/pa.h (MODES_TIEABLE_P): Update commentary.
15098 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): Rename to...
15099 (PA_HARD_REGNO_MODE_OK): ...this
15100 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Rename to...
15101 (PA_HARD_REGNO_MODE_OK): ...this.
15102 * config/pa/pa.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15103 (pa_hard_regno_mode_ok): New function.
15104 * config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Delete.
15105 * config/pdp11/pdp11.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15106 (pdp11_hard_regno_mode_ok): New function.
15107 * config/powerpcspe/powerpcspe.h (HARD_REGNO_MODE_OK): Delete.
15108 * config/powerpcspe/powerpcspe-protos.h (rs6000_hard_regno_mode_ok_p):
15110 * config/powerpcspe/powerpcspe.c (rs6000_hard_regno_mode_ok_p):
15112 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15113 (rs6000_hard_regno_mode_ok): Rename to...
15114 (rs6000_hard_regno_mode_ok_uncached): ...this.
15115 (rs6000_init_hard_regno_mode_ok): Update accordingly.
15116 (rs6000_hard_regno_mode_ok): New function.
15117 * config/riscv/riscv.h (HARD_REGNO_MODE_OK): Delete.
15118 * config/riscv/riscv-protos.h (riscv_hard_regno_mode_ok_p): Delete.
15119 * config/riscv/riscv.c (riscv_hard_regno_mode_ok_p): Rename to...
15120 (riscv_hard_regno_mode_ok): ...this and make static.
15121 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15122 * config/rl78/rl78.h (HARD_REGNO_MODE_OK): Delete.
15123 * config/rl78/rl78-protos.h (rl78_hard_regno_mode_ok): Delete.
15124 * config/rl78/rl78.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15125 (rl78_hard_regno_mode_ok): Make static and return bool.
15126 * config/rs6000/rs6000.h (HARD_REGNO_MODE_OK): Delete.
15127 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
15129 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): Make static.
15130 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15131 (rs6000_hard_regno_mode_ok): Rename to...
15132 (rs6000_hard_regno_mode_ok_uncached): ...this.
15133 (rs6000_init_hard_regno_mode_ok): Update accordingly.
15134 (rs6000_hard_regno_mode_ok): New function.
15135 * config/rx/rx.h (HARD_REGNO_MODE_OK): Delete.
15136 * config/rx/rx.c (rx_hard_regno_mode_ok): New function.
15137 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15138 * config/s390/s390.h (HARD_REGNO_MODE_OK): Delete.
15139 * config/s390/s390-protos.h (s390_hard_regno_mode_ok): Delete.
15140 * config/s390/s390.c (s390_hard_regno_mode_ok): Make static.
15141 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15142 * config/sh/sh.h (HARD_REGNO_MODE_OK): Delete.
15143 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Delete.
15144 * config/sh/sh.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15145 (sh_hard_regno_mode_ok): Make static.
15146 * config/sparc/constraints.md: Refer to targetm.hard_regno_mode_ok
15147 instead of HARD_REGNO_MODE_OK.
15148 * config/sparc/sparc.h (hard_regno_mode_classes): Delete.
15149 (sparc_mode_class): Delete.
15150 (HARD_REGNO_MODE_OK): Delete.
15151 * config/sparc/sparc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15152 (hard_regno_mode_classes): Make static.
15153 (sparc_mode_class): Likewise.
15154 (sparc_hard_regno_mode_ok): New function.
15155 * config/spu/spu.h (HARD_REGNO_MODE_OK): Delete.
15156 * config/stormy16/stormy16.h (HARD_REGNO_MODE_OK): Delete.
15157 * config/stormy16/stormy16.c (xstormy16_hard_regno_mode_ok): New
15159 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15160 * config/tilegx/tilegx.h (HARD_REGNO_MODE_OK): Delete.
15161 * config/tilepro/tilepro.h (HARD_REGNO_MODE_OK): Delete.
15162 * config/v850/v850.h (HARD_REGNO_MODE_OK): Delete.
15163 * config/v850/v850.c (v850_hard_regno_mode_ok): New function.
15164 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15165 * config/vax/vax.h (HARD_REGNO_MODE_OK): Delete.
15166 * config/visium/visium.h (HARD_REGNO_MODE_OK): Delete.
15167 * config/visium/visium.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
15168 (visium_hard_regno_mode_ok): New function.
15169 * config/visium/visium.md: Refer to targetm.hard_regno_mode_ok
15170 instead of HARD_REGNO_MODE_OK.
15171 * config/xtensa/xtensa.h (xtensa_hard_regno_mode_ok): Delete.
15172 (HARD_REGNO_MODE_OK): Delete.
15173 * config/xtensa/xtensa.c (xtensa_hard_regno_mode_ok): Rename to...
15174 (xtensa_hard_regno_mode_ok_p): ...this and make static.
15175 (xtensa_option_override): Update accordingly.
15176 (TARGET_HARD_REGNO_MODE_OK): Redefine.
15177 (xtensa_hard_regno_mode_ok): New function.
15178 * system.h (HARD_REGNO_MODE_OK): Poison.
15180 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
15181 Alan Hayward <alan.hayward@arm.com>
15182 David Sherwood <david.sherwood@arm.com>
15184 * target.def (hard_regno_call_part_clobbered): New hook.
15185 * doc/tm.texi.in (HARD_REGNO_CALL_PART_CLOBBERED): Replace with...
15186 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): ...this hook.
15187 * doc/tm.texi: Regenerate.
15188 * hooks.h (hook_bool_uint_mode_false): Declare.
15189 * hooks.c (hook_bool_uint_mode_false): New function.
15190 * regs.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
15191 * cselib.c (cselib_process_insn): Use
15192 targetm.hard_regno_call_part_clobbered instead of
15193 HARD_REGNO_CALL_PART_CLOBBERED.
15194 * ira-conflicts.c (ira_build_conflicts): Likewise.
15195 * ira-costs.c (ira_tune_allocno_costs): Likewise.
15196 * lra-constraints.c (need_for_call_save_p): Likewise.
15197 * lra-lives.c: Include target.h.
15198 (check_pseudos_live_through_calls): Use
15199 targetm.hard_regno_call_part_clobbered instead of
15200 HARD_REGNO_CALL_PART_CLOBBERED.
15201 * regcprop.c: Include target.h.
15202 (copyprop_hardreg_forward_1): Use
15203 targetm.hard_regno_call_part_clobbered instead of
15204 HARD_REGNO_CALL_PART_CLOBBERED.
15205 * reginfo.c (choose_hard_reg_mode): Likewise.
15206 * regrename.c (check_new_reg_p): Likewise.
15207 * reload.c (find_equiv_reg): Likewise.
15208 * reload1.c (emit_reload_insns): Likewise.
15209 * sched-deps.c (deps_analyze_insn): Likewise.
15210 * sel-sched.c (init_regs_for_mode): Likewise.
15211 (mark_unavailable_hard_regs): Likewise.
15212 * targhooks.c (default_dwarf_frame_reg_mode): Likewise.
15213 * config/aarch64/aarch64.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
15214 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
15216 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
15217 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
15218 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered):
15220 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Make static
15222 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
15223 * config/i386/i386.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
15224 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): New
15226 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
15227 * config/mips/mips.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
15228 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): New
15230 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
15231 * config/powerpcspe/powerpcspe.h (HARD_REGNO_CALL_PART_CLOBBERED):
15233 * config/powerpcspe/powerpcspe.c
15234 (rs6000_hard_regno_call_part_clobbered): New function.
15235 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
15236 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
15237 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered):
15239 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
15240 * config/s390/s390.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
15241 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): New
15243 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
15244 * config/sh/sh.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
15245 * system.h (HARD_REGNO_CALL_PART_CLOBBERED): Poison.
15247 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
15248 Alan Hayward <alan.hayward@arm.com>
15249 David Sherwood <david.sherwood@arm.com>
15251 * rtl.h (subreg_memory_offset): Declare.
15252 * emit-rtl.c (subreg_memory_offset): New function.
15253 * expmed.c (store_bit_field_1): Use it.
15254 * expr.c (undefined_operand_subword_p): Likewise.
15255 * simplify-rtx.c (simplify_subreg): Likewise.
15257 2017-09-04 Alexander Monakov <amonakov@ispras.ru>
15259 PR rtl-optimization/57448
15262 * optabs.c (expand_atomic_load): Place compiler memory barriers if
15263 using atomic_load pattern.
15264 (expand_atomic_store): Likewise.
15266 2017-09-04 Jakub Jelinek <jakub@redhat.com>
15269 * gimple-fold.c (gimple_fold_call): Optimize away useless UBSAN_PTR
15270 and UBSAN_BOUNDS internal calls. Clean up IFN_UBSAN_OBJECT_SIZE
15271 handling. Use replace_call_with_value with NULL instead of
15272 gsi_replace, unlink_stmt_vdef and release_defs.
15274 * gdbhooks.py (OptMachineModePrinter.to_string): Use 8 spaces
15277 * lra-remat.c (reg_overlap_for_remat_p): Fix a pasto.
15279 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
15282 * rtl.h (emit_library_call_value_1): Declare.
15283 (emit_library_call): Replace declaration with a series of overloads.
15284 Remove the parameter count argument.
15285 (emit_library_call_value): Likewise.
15286 * calls.c (emit_library_call_value_1): Make global. Replace varargs
15287 with an "rtx_mode_t *".
15288 (emit_library_call_value): Delete.
15289 (emit_library_call): Likewise.
15290 * asan.c (asan_emit_stack_protection): Update calls accordingly.
15291 (asan_emit_allocas_unpoison): Likewise.
15292 * builtins.c (expand_builtin_powi): Likewise.
15293 (expand_asan_emit_allocas_unpoison): Likewise.
15294 * cfgexpand.c (expand_main_function): Likewise.
15295 * config/aarch64/aarch64.c (aarch64_trampoline_init): Likewise.
15296 * config/aarch64/aarch64.h (PROFILE_HOOK): Likewise.
15297 * config/alpha/alpha.c (alpha_trampoline_init): Likewise.
15298 * config/arm/arm.c (arm_trampoline_init): Likewise.
15299 (arm_call_tls_get_addr): Likewise.
15300 (arm_expand_divmod_libfunc): Likewise.
15301 * config/bfin/bfin.md (umulsi3_highpart): Likewise.
15302 (smulsi3_highpart): Likewise.
15303 * config/c6x/c6x.c (c6x_initialize_trampoline): Likewise.
15304 (c6x_expand_compare): Likewise.
15305 (c6x_expand_movmem): Likewise.
15306 * config/frv/frv.c (frv_trampoline_init): Likewise.
15307 * config/i386/i386.c (ix86_trampoline_init): Likewise.
15308 (ix86_expand_divmod_libfunc): Likewise.
15309 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
15310 (ia64_expand_compare): Likewise.
15311 (ia64_profile_hook): Likewise.
15312 * config/ia64/ia64.md (save_stack_nonlocal): Likewise.
15313 (nonlocal_goto): Likewise.
15314 (restore_stack_nonlocal): Likewise.
15315 * config/m32r/m32r.c (block_move_call): Likewise.
15316 (m32r_trampoline_init): Likewise.
15317 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
15318 * config/m68k/m68k.c (m68k_call_tls_get_addr): Likewise.
15319 (m68k_call_m68k_read_tp): Likewise.
15320 * config/microblaze/microblaze.c (microblaze_call_tls_get_addr)
15321 (microblaze_expand_divide): Likewise.
15322 * config/mips/mips.h (mips_args): Likewise.
15323 * config/mips/sdemtk.h (mips_sync_icache): Likewise.
15324 (MIPS_ICACHE_SYNC): Likewise.
15325 * config/nios2/nios2.c (nios2_emit_expensive_div): Likewise.
15326 (nios2_trampoline_init): Likewise.
15327 * config/pa/pa.c (hppa_tls_call): Likewise.
15328 (pa_trampoline_init): Likewise.
15329 * config/pa/pa.md (canonicalize_funcptr_for_compare): Likewise.
15330 * config/powerpcspe/powerpcspe.c (rs6000_legitimize_tls_address)
15331 (expand_strn_compare): Likewise.
15332 (rs6000_generate_compare): Likewise.
15333 (rs6000_expand_float128_convert): Likewise.
15334 (output_profile_hook): Likewise.
15335 (rs6000_trampoline_init): Likewise.
15336 * config/powerpcspe/powerpcspe.md (neg<mode>2): Likewise.
15337 * config/riscv/riscv.h (PROFILE_HOOK): Likewise.
15338 * config/rs6000/rs6000-string.c (expand_strn_compare): Likewise.
15339 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
15340 (rs6000_generate_compare): Likewise.
15341 (rs6000_expand_float128_convert): Likewise.
15342 (output_profile_hook): Likewise.
15343 (rs6000_trampoline_init): Likewise.
15344 * config/rs6000/rs6000.md (neg<mode>2): Likewise.
15345 * config/sh/sh.c (sh_trampoline_init): Likewise.
15346 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Likewise.
15347 (sparc_emit_float_lib_cmp): Likewise.
15348 (sparc32_initialize_trampoline): Likewise.
15349 (sparc64_initialize_trampoline): Likewise.
15350 (sparc_profile_hook): Likewise.
15351 * config/spu/spu.c (ea_load_store): Likewise.
15352 * config/spu/spu.md (floatunssidf2): Likewise.
15353 * config/tilegx/tilegx.c (tilegx_trampoline_init): Likewise.
15354 * config/tilepro/tilepro.c (tilepro_trampoline_init): Likewise.
15355 * config/visium/visium.c (expand_block_move_4): Likewise.
15356 (expand_block_move_2): Likewise.
15357 (expand_block_move_1): Likewise.
15358 (expand_block_set_4): Likewise.
15359 (expand_block_set_2): Likewise.
15360 (expand_block_set_1): Likewise.
15361 (visium_trampoline_init): Likewise.
15362 (visium_profile_hook): Likewise.
15363 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Likewise.
15364 (xtensa_setup_frame_addresses): Likewise.
15365 (xtensa_trampoline_init): Likewise.
15366 * except.c (sjlj_emit_function_enter): Likewise.
15367 (sjlj_emit_function_exit): Likewise.
15368 * explow.c (allocate_dynamic_stack_space): Likewise.
15369 (probe_stack_range): Likewise.
15370 * expr.c (convert_mode_scalar): Likewise.
15371 * optabs.c (expand_binop): Likewise.
15372 (expand_twoval_binop_libfunc): Likewise.
15373 (expand_unop): Likewise.
15374 (prepare_cmp_insn): Likewise.
15375 (prepare_float_lib_cmp): Likewise.
15376 (expand_float): Likewise.
15377 (expand_fix): Likewise.
15378 (expand_fixed_convert): Likewise.
15379 (maybe_emit_sync_lock_test_and_set): Likewise.
15380 (expand_atomic_compare_and_swap): Likewise.
15381 (expand_mem_thread_fence): Likewise.
15382 (expand_atomic_fetch_op): Likewise.
15384 2017-09-03 Gerald Pfeifer <gerald@pfeifer.com>
15386 * doc/generic.texi (OpenACC): Adjust URL.
15387 * doc/invoke.texi (C Dialect Options): Ditto.
15389 2017-09-03 Uros Bizjak <ubizjak@gmail.com>
15391 * config/i386/i386.md (*bt<mode>): Use nonimmediate_operand
15392 predicate for operand 1. Add (m,<S>) constraint.
15393 (*jcc_bt<mode>): Use nonimmediate_operand predicate for operand 1.
15394 Prevent memory operand 1 with register operand 2.
15396 2017-09-01 Segher Boessenkool <segher@kernel.crashing.org>
15398 PR rtl-optimization/82024
15399 * combine.c (try_combine): If the combination result is a PARALLEL,
15400 and we only need to retain the SET in there that would be placed
15401 at I2, check that we can place that at I3 instead, before doing so.
15403 2017-09-01 Jakub Jelinek <jakub@redhat.com>
15406 * config/i386/i386.c (ix86_init_large_pic_reg): Return label
15408 (ix86_init_pic_reg): Remember label from ix86_init_large_pic_reg,
15409 if non-NULL and preceded by NOTE_INSN_BASIC_BLOCK, swap the note
15412 2017-09-01 Joerg Sonnenberger <joerg@bec.de>
15413 Jeff Law <law@redhat.com>
15415 * varasm.c (bss_initializer_p): Do not put constants into .bss
15416 (categorize_decl_for_section): Handle bss_initializer_p returning
15417 false when DECL_INITIAL is NULL.
15419 2017-09-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15422 * config/s390/s390.c (s390_can_inline_p): New function.
15424 2017-09-01 Jeff Law <law@redhat.com>
15426 PR tree-optimization/82052
15427 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
15428 Always initialize the returned slot after a hash table miss
15429 when INSERT is true.
15431 2017-09-01 Alexander Monakov <amonakov@ispras.ru>
15433 * config/s390/s390.md (mem_signal_fence): Remove.
15434 * doc/md.texi (mem_signal_fence): Remove.
15435 * optabs.c (expand_mem_signal_fence): Remove uses of mem_signal_fence.
15437 * target-insns.def (mem_signal_fence): Remove.
15439 2017-09-01 Jakub Jelinek <jakub@redhat.com>
15442 * doc/invoke.texi: Document -fsanitize=pointer-overflow.
15445 * asan.c (create_odr_indicator): Strip name encoding from assembler
15446 name before appending it after __odr_asan_.
15448 2017-09-01 Martin Liska <mliska@suse.cz>
15450 PR tree-optimization/82059
15451 * gimple-ssa-isolate-paths.c (isolate_path): Add profile and
15452 frequency only when an edge is redirected.
15454 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
15456 * config/arc/arc-c.c (__ARC_LPC_WIDTH__): Add builtin define.
15457 * config/arc/arc.c (ARC_MAX_LOOP_LENGTH): Define.
15458 (arc_conditional_register_usage): Remove ARC600 lp_count
15460 (arc_file_start): Emit Tag_ARC_CPU_variation.
15461 (arc_can_use_doloop_p): New conditions to use ZOLs.
15462 (hwloop_fail): New function.
15463 (hwloop_optimize): Likewise.
15464 (hwloop_pattern_reg): Likewise.
15465 (arc_doloop_hooks): New struct, to be used with reorg_loops.
15466 (arc_reorg_loops): New function, calls reorg_loops.
15467 (arc_reorg): Call arc_reorg_loops. Remove old ZOL handling.
15468 (arc600_corereg_hazard): Remove ZOL checking, case handled by
15470 (arc_loop_hazard): Remove function, functionality moved into
15472 (arc_hazard): Remove arc_loop_hazard call.
15473 (arc_adjust_insn_length): Remove ZOL handling, functionality moved
15474 into hwloop_optimize.
15475 (arc_label_align): Remove ZOL handling.
15476 * config/arc/arc.h (LOOP_ALIGN): Changed to 0.
15477 * config/arc/arc.md (doloop_begin): Remove pattern.
15478 (doloop_begin_i): Likewise.
15479 (doloop_end_i): Likewise.
15480 (doloop_fallback): Likewise.
15481 (doloop_fallback_m): Likewise.
15482 (doloop_end): Reimplement expand.
15483 (arc_lp): New pattern for LP instruction.
15484 (loop_end): New pattern.
15485 (loop_fail): Likewise.
15486 (decrement_and_branch_until_zero): Likewise.
15487 * config/arc/arc.opt (mlpc-width): New option.
15488 * doc/invoke.texi (mlpc-width): Document option.
15490 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
15492 * config/arc/arc.c (arc_ifcvt): Remove use of merge_blocks call.
15493 (arc_ccfsm_advance): Fix checking for delay slots.
15494 (arc_reorg): Add rtl dump after each call to arc_ifcvt.
15496 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
15498 * config/arc/arc.md (movqi_insn): Add stores to save constant long
15500 (movhi_insn): Update store instruction constraint which are saving
15501 6-bit short immediates.
15502 (movsi_insn): Consider also short scaled load operations.
15503 (zero_extendhisi2_i): Use Usd constraint instead of T.
15504 (extendhisi2_i): Add q constraint.
15505 (arc_clzsi2): Add type and length attributes.
15506 (arc_ctzsi2): Likewise.
15507 * config/arc/constraints.md (Usc): Update constraint, the
15508 assembler can parse two relocations for a single instruction.
15510 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
15512 * config/arc/arc.c (arc_use_anchors_for_symbol_p): New function.
15513 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
15515 2017-08-31 Olivier Hainque <hainque@adacore.com>
15517 * config.gcc (powerpc-wrs-vxworks|vxworksae|vxworksmils): Now
15518 match as powerpc-wrs-vxworks*.
15520 2017-08-31 James Greenhalgh <james.greenhalgh@arm.com>
15522 * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): Fix
15523 register constraint for by-element operand.
15524 (aarch64_mls_elt_merge<mode>): Likewise.
15526 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
15528 * config/arc/arc.c (arc_can_follow_jump): Check for short
15531 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
15533 * config.gcc: Use g.opt for arc.
15534 * config/arc/arc.c (LEGITIMATE_SCALED_ADDRESS_P): Deleted,
15535 functionality moved to ...
15536 (legitimate_scaled_address_p): New function, ...here.
15537 (LEGITIMATE_SMALL_DATA_OFFSET_P): New define.
15538 (LEGITIMATE_SMALL_DATA_ADDRESS_P): Use the above define.
15539 (legitimate_offset_address_p): Delete TARGET_NO_SDATA_SET
15541 (arc_override_options): Handle G option.
15542 (arc_output_pic_addr_const): Correct function definition.
15543 (arc_legitimate_address_p): Use legitimate_scaled_address_p.
15544 (arc_decl_anon_ns_mem_p): Delete.
15545 (arc_in_small_data_p): Overhaul this function to take into
15546 consideration the value given via G option.
15547 (arc_rewrite_small_data_1): Renamed and corrected old
15548 arc_rewrite_small_data function.
15549 (arc_rewrite_small_data): New function.
15550 (small_data_pattern): Don't use pic_offset_table_rtx.
15551 * config/arc/arc.h (CC1_SPEC): Recognize G option.
15552 * config/arc/simdext.md (movmisalignv2hi): Use
15553 prepare_move_operands function.
15555 (movmisalign*): Likewise.
15556 * doc/invoke.texi (ARC options): Document -G option.
15558 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
15560 * config/arc/arc-protos.h (compact_sda_memory_operand): Update
15562 * config/arc/arc.c (arc_print_operand): Output scalled address for
15563 sdata whenever is possible.
15564 (arc_in_small_data_p): Allow sdata for 64bit datum when double
15565 load/stores are available.
15566 (compact_sda_memory_operand): Check for the alignment required by
15567 code density instructions.
15568 * config/arc/arc.md (movsi_insn): Use newly introduced Us0
15570 * config/arc/constraints.md (Usd): Update constraint.
15571 (Us0): New constraint.
15572 (Usc): Update constraint.
15574 2017-08-31 Richard Biener <rguenther@suse.de>
15576 PR middle-end/82054
15577 * dwarf2out.c (dwarf2out_early_global_decl): Process each
15578 function only once.
15580 2017-08-31 Tamar Christina <tamar.christina@arm.com>
15582 * config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtins):
15583 Resize type_signature.
15585 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
15586 Alan Hayward <alan.hayward@arm.com>
15587 David Sherwood <david.sherwood@arm.com>
15589 * config/aarch64/aarch64.c (aarch64_base_register_rtx_p): Only allow
15590 subregs whose inner modes can be stored in GPRs.
15591 (aarch64_classify_index): Likewise.
15593 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
15594 Alan Hayward <alan.hayward@arm.com>
15595 David Sherwood <david.sherwood@arm.com>
15597 * config/aarch64/iterators.md (V_cmp_result): Rename to...
15598 (V_INT_EQUIV): ...this.
15599 (v_cmp_result): Rename to...
15600 (v_int_equiv): ...this.
15601 * config/aarch64/aarch64.md (xorsign<mode>3): Update accordingly.
15602 * config/aarch64/aarch64-simd.md (xorsign<mode>3): Likewise.
15603 (copysign<mode>3): Likewise.
15604 (aarch64_simd_bsl<mode>_internal): Likewise.
15605 (aarch64_simd_bsl<mode>): Likewise.
15606 (vec_cmp<mode><mode>): Likewise.
15607 (vcond<mode><mode>): Likewise.
15608 (vcond<v_cmp_mixed><mode>): Likewise.
15609 (vcondu<mode><v_cmp_mixed>): Likewise.
15610 (aarch64_cm<optab><mode>): Likewise.
15611 (aarch64_cmtst<mode>): Likewise.
15612 (aarch64_fac<optab><mode>): Likewise.
15613 (vec_perm_const<mode>): Likewise.
15614 (vcond_mask_<mode><v_cmp_result>): Rename to...
15615 (vcond_mask_<mode><v_int_equiv>): ...this.
15616 (vec_cmp<mode><v_cmp_result>): Rename to...
15617 (vec_cmp<mode><v_int_equiv>): ...this.
15619 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
15620 Alan Hayward <alan.hayward@arm.com>
15621 David Sherwood <david.sherwood@arm.com>
15623 * config/aarch64/aarch64-modes.def: Remove 32-, 48- and 64-byte
15625 * config/aarch64/iterators.md (VRL2, VRL3, VRL4): Delete.
15626 * config/aarch64/aarch64.md (UNSPEC_LD2_DREG, UNSPEC_LD3_DREG)
15627 (UNSPEC_LD4_DREG): New unspecs.
15628 * config/aarch64/aarch64-simd.md (aarch64_ld2<mode>_dreg_le)
15629 (aarch64_ld2<mode>_dreg_be): Replace with...
15630 (aarch64_ld2<mode>_dreg): ...this pattern and use the new DREG
15632 (aarch64_ld3<mode>_dreg_le)
15633 (aarch64_ld3<mode>_dreg_be): Replace with...
15634 (aarch64_ld3<mode>_dreg): ...this pattern and use the new DREG
15636 (aarch64_ld4<mode>_dreg_le)
15637 (aarch64_ld4<mode>_dreg_be): Replace with...
15638 (aarch64_ld4<mode>_dreg): ...this pattern and use the new DREG
15641 2017-08-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15643 PR tree-optimization/81987
15644 * gimple-ssa-strength-reduction.c (insert_initializers): Don't
15645 insert an initializer in a location not dominated by the stride
15648 2017-08-30 Eric Botcazou <ebotcazou@adacore.com>
15650 * tree-eh.c (lower_try_finally_switch): Set the location of the finally
15651 on the entire header of the finally block in the fallthru case.
15653 2017-08-30 Eric Botcazou <ebotcazou@adacore.com>
15655 * varasm.c (decode_addr_const): Deal with INDIRECT_REF <INTEGER_CST>.
15657 2017-08-30 Pat Haugen <pthaugen@us.ibm.com>
15659 * config/rs6000/rs6000.c (rs6000_emit_prologue_move_from_cr): Rename from
15660 rs6000_emit_move_from_cr and call renamed function.
15661 (rs6000_emit_prologue): Call renamed functions.
15662 * config/rs6000/rs6000.md (prologue_movesi_from_cr): Rename from
15663 movesi_from_cr, remove volatile CRs.
15665 2017-08-30 Jon Beniston <jon@beniston.com>
15666 Richard Biener <rguenther@suse.de>
15668 * tree-vect-patterns.c (vect_pattern_recog_1): Use VECTOR_TYPE_P instead
15669 of VECTOR_MODE_P check.
15670 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Allow single
15671 element vector types.
15673 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15675 * df.h (df_read_modify_subreg_p): Remove in favor of...
15676 * rtl.h (read_modify_subreg_p): ...this new function. Take a
15677 const_rtx instead of an rtx.
15678 * cprop.c (local_cprop_find_used_regs): Update accordingly.
15679 * df-problems.c (df_word_lr_mark_ref): Likewise.
15680 * ira-lives.c (mark_pseudo_reg_live): Likewise.
15681 (mark_pseudo_reg_dead): Likewise.
15682 (mark_ref_dead): Likewise.
15683 * reginfo.c (init_subregs_of_mode): Likewise.
15684 * sched-deps.c (sched_analyze_1): Likewise.
15685 * df-scan.c (df_def_record_1): Likewise.
15686 (df_uses_record): Likewise.
15687 (df_read_modify_subreg_p): Remove in favor of...
15688 * rtlanal.c (read_modify_subreg_p): ...this new function. Take a
15689 const_rtx instead of an rtx.
15691 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15692 Alan Hayward <alan.hayward@arm.com>
15693 David Sherwood <david.sherwood@arm.com>
15695 * rtl.h (partial_subreg_p): New function.
15696 * caller-save.c (save_call_clobbered_regs): Use it.
15697 * calls.c (expand_call): Likewise.
15698 * combine.c (combinable_i3pat): Likewise.
15699 (simplify_set): Likewise.
15700 (make_extraction): Likewise.
15701 (make_compound_operation_int): Likewise.
15702 (gen_lowpart_or_truncate): Likewise.
15703 (force_to_mode): Likewise.
15704 (make_field_assignment): Likewise.
15705 (reg_truncated_to_mode): Likewise.
15706 (record_truncated_value): Likewise.
15707 (move_deaths): Likewise.
15708 * cse.c (record_jump_cond): Likewise.
15709 (cse_insn): Likewise.
15710 * cselib.c (cselib_lookup_1): Likewise.
15711 * expmed.c (extract_bit_field_using_extv): Likewise.
15712 * function.c (assign_parm_setup_reg): Likewise.
15713 * ifcvt.c (noce_convert_multiple_sets): Likewise.
15714 * ira-build.c (create_insn_allocnos): Likewise.
15715 * lra-coalesce.c (merge_pseudos): Likewise.
15716 * lra-constraints.c (match_reload): Likewise.
15717 (simplify_operand_subreg): Likewise.
15718 (curr_insn_transform): Likewise.
15719 * lra-lives.c (process_bb_lives): Likewise.
15720 * lra.c (new_insn_reg): Likewise.
15721 (lra_substitute_pseudo): Likewise.
15722 * regcprop.c (mode_change_ok): Likewise.
15723 (maybe_mode_change): Likewise.
15724 (copyprop_hardreg_forward_1): Likewise.
15725 * reload.c (push_reload): Likewise.
15726 (find_reloads): Likewise.
15727 (find_reloads_subreg_address): Likewise.
15728 * reload1.c (alter_reg): Likewise.
15729 (eliminate_regs_1): Likewise.
15730 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
15732 2017-08-30 David Edelsohn <dje.gcc@gmail.com>
15734 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Revert
15735 back to if statements, including unpack.
15737 2017-08-30 Martin Liska <mliska@suse.cz>
15739 PR inline-asm/82001
15740 * ipa-icf-gimple.c (func_checker::compare_tree_list_operand):
15742 (func_checker::compare_asm_inputs_outputs): ... this function.
15743 (func_checker::compare_gimple_asm): Use the function to compare
15744 also ASM constrains.
15745 * ipa-icf-gimple.h: Rename the function.
15747 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15748 Alan Hayward <alan.hayward@arm.com>
15749 David Sherwood <david.sherwood@arm.com>
15751 * coretypes.h (complex_mode): New type.
15752 * gdbhooks.py (build_pretty_printer): Handle it.
15753 * machmode.h (complex_mode): New class.
15754 (complex_mode::includes_p): New function.
15755 (is_complex_int_mode): Likewise.
15756 (is_complex_float_mode): Likewise.
15757 * genmodes.c (get_mode_class): Handle complex mode classes.
15758 * function.c (expand_function_end): Use is_complex_int_mode.
15760 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15761 Alan Hayward <alan.hayward@arm.com>
15762 David Sherwood <david.sherwood@arm.com>
15764 * coretypes.h (scalar_mode_pod): New typedef.
15765 * gdbhooks.py (build_pretty_printer): Handle it.
15766 * machmode.h (gt_ggc_mx, gt_pch_nx): New functions.
15767 * fixed-value.h (fixed_value::mode): Change type to scalar_mode_pod.
15768 * fold-const.c (fold_convert_const_int_from_fixed): Use scalar_mode.
15769 * tree-streamer-in.c (unpack_ts_fixed_cst_value_fields): Use
15770 as_a <scalar_mode>.
15772 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15773 Alan Hayward <alan.hayward@arm.com>
15774 David Sherwood <david.sherwood@arm.com>
15776 * machmode.h (mode_for_vector): Take a scalar_mode instead
15778 * stor-layout.c (mode_for_vector): Likewise.
15779 * explow.c (promote_mode): Use as_a <scalar_mode>.
15780 * sdbout.c (sdbout_parms): Use is_a <scalar_mode>.
15782 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15783 Alan Hayward <alan.hayward@arm.com>
15784 David Sherwood <david.sherwood@arm.com>
15786 * target.def (preferred_simd_mode): Take a scalar_mode
15787 instead of a machine_mode.
15788 * targhooks.h (default_preferred_simd_mode): Likewise.
15789 * targhooks.c (default_preferred_simd_mode): Likewise.
15790 * config/arc/arc.c (arc_preferred_simd_mode): Likewise.
15791 * config/arm/arm.c (arm_preferred_simd_mode): Likewise.
15792 * config/c6x/c6x.c (c6x_preferred_simd_mode): Likewise.
15793 * config/epiphany/epiphany.c (epiphany_preferred_simd_mode): Likewise.
15794 * config/i386/i386.c (ix86_preferred_simd_mode): Likewise.
15795 * config/mips/mips.c (mips_preferred_simd_mode): Likewise.
15796 * config/nvptx/nvptx.c (nvptx_preferred_simd_mode): Likewise.
15797 * config/powerpcspe/powerpcspe.c (rs6000_preferred_simd_mode):
15799 * config/rs6000/rs6000.c (rs6000_preferred_simd_mode): Likewise.
15800 * config/s390/s390.c (s390_preferred_simd_mode): Likewise.
15801 * config/sparc/sparc.c (sparc_preferred_simd_mode): Likewise.
15802 * config/aarch64/aarch64.c (aarch64_preferred_simd_mode): Likewise.
15803 (aarch64_simd_scalar_immediate_valid_for_move): Update accordingly.
15804 * doc/tm.texi: Regenerate.
15805 * optabs-query.c (can_vec_mask_load_store_p): Return false for
15808 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15809 Alan Hayward <alan.hayward@arm.com>
15810 David Sherwood <david.sherwood@arm.com>
15812 * target.def (scalar_mode_supported_p): Take a scalar_mode
15813 instead of a machine_mode.
15814 * targhooks.h (default_scalar_mode_supported_p): Likewise.
15815 * targhooks.c (default_scalar_mode_supported_p): Likewise.
15816 * config/aarch64/aarch64.c (aarch64_scalar_mode_supported_p): Likewise.
15817 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
15818 * config/arm/arm.c (arm_scalar_mode_supported_p): Likewise.
15819 * config/avr/avr.c (avr_scalar_mode_supported_p): Likewise.
15820 * config/c6x/c6x.c (c6x_scalar_mode_supported_p): Likewise.
15821 * config/i386/i386.c (ix86_scalar_mode_supported_p): Likewise.
15822 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): Likewise.
15823 * config/mips/mips.c (mips_scalar_mode_supported_p): Likewise.
15824 * config/msp430/msp430.c (msp430_scalar_mode_supported_p): Likewise.
15825 * config/pa/pa.c (pa_scalar_mode_supported_p): Likewise.
15826 * config/pdp11/pdp11.c (pdp11_scalar_mode_supported_p): Likewise.
15827 * config/powerpcspe/powerpcspe.c (rs6000_scalar_mode_supported_p):
15829 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Likewise.
15830 * config/s390/s390.c (s390_scalar_mode_supported_p): Likewise.
15831 * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
15832 * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
15833 * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p):
15835 * doc/tm.texi: Regenerate.
15837 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15838 Alan Hayward <alan.hayward@arm.com>
15839 David Sherwood <david.sherwood@arm.com>
15841 * coretypes.h (opt_scalar_mode): New typedef.
15842 * gdbhooks.py (build_pretty_printers): Handle it.
15843 * machmode.h (mode_iterator::get_2xwider): Add overload for
15845 * emit-rtl.c (init_emit_once): Use opt_scalar_mode when iterating
15847 * expr.c (convert_mode_scalar): Likewise.
15848 * omp-low.c (omp_clause_aligned_alignment): Likewise.
15849 * optabs.c (expand_float): Likewise.
15850 (expand_fix): Likewise.
15851 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15853 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15854 Alan Hayward <alan.hayward@arm.com>
15855 David Sherwood <david.sherwood@arm.com>
15857 * optabs.c (expand_float): Explicitly check for scalars before
15858 using a branching expansion.
15859 (expand_fix): Likewise.
15861 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15862 Alan Hayward <alan.hayward@arm.com>
15863 David Sherwood <david.sherwood@arm.com>
15865 * expr.c (convert_mode): Split scalar handling out into...
15866 (convert_mode_scalar): ...this new function. Treat the modes
15869 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15870 Alan Hayward <alan.hayward@arm.com>
15871 David Sherwood <david.sherwood@arm.com>
15873 * omp-expand.c (expand_omp_atomic): Use is_int_mode, is_float_mode
15875 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Likewise.
15877 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15878 Alan Hayward <alan.hayward@arm.com>
15879 David Sherwood <david.sherwood@arm.com>
15881 * fixed-value.h (fixed_from_double_int): Take a scalar_mode
15882 rather than a machine_mode.
15883 (fixed_from_string): Likewise.
15884 (fixed_convert): Likewise.
15885 (fixed_convert_from_int): Likewise.
15886 (fixed_convert_from_real): Likewise.
15887 (real_convert_from_fixed): Likewise.
15888 * fixed-value.c (fixed_from_double_int): Likewise.
15889 (fixed_from_string): Likewise.
15890 (fixed_convert): Likewise.
15891 (fixed_convert_from_int): Likewise.
15892 (fixed_convert_from_real): Likewise.
15893 (real_convert_from_fixed): Likewise.
15894 * config/avr/avr.c (avr_out_round): Use as_a <scalar_mode>.
15896 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15897 Alan Hayward <alan.hayward@arm.com>
15898 David Sherwood <david.sherwood@arm.com>
15900 * emit-rtl.c (immed_double_const): Use is_a <scalar_mode> instead
15901 of separate mode class checks. Do not allow vector modes here.
15902 (immed_wide_int_const): Use as_a <scalar_mode>.
15903 * explow.c (trunc_int_for_mode): Likewise.
15904 * rtl.h (wi::int_traits<rtx_mode_t>::get_precision): Likewise.
15905 (wi::shwi): Likewise.
15906 (wi::min_value): Likewise.
15907 (wi::max_value): Likewise.
15908 * dwarf2out.c (loc_descriptor): Likewise.
15909 * simplify-rtx.c (simplify_immed_subreg): Fix rtx_mode_t argument
15910 for CONST_WIDE_INT.
15912 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15913 Alan Hayward <alan.hayward@arm.com>
15914 David Sherwood <david.sherwood@arm.com>
15916 * tree.h (SCALAR_TYPE_MODE): New macro.
15917 * expr.c (expand_expr_addr_expr_1): Use it.
15918 (expand_expr_real_2): Likewise.
15919 * fold-const.c (fold_convert_const_fixed_from_fixed): Likeise.
15920 (fold_convert_const_fixed_from_int): Likewise.
15921 (fold_convert_const_fixed_from_real): Likewise.
15922 (native_encode_fixed): Likewise
15923 (native_encode_complex): Likewise
15924 (native_encode_vector): Likewise.
15925 (native_interpret_fixed): Likewise.
15926 (native_interpret_real): Likewise.
15927 (native_interpret_complex): Likewise.
15928 (native_interpret_vector): Likewise.
15929 * omp-simd-clone.c (simd_clone_adjust_return_type): Likewise.
15930 (simd_clone_adjust_argument_types): Likewise.
15931 (simd_clone_init_simd_arrays): Likewise.
15932 (simd_clone_adjust): Likewise.
15933 * stor-layout.c (layout_type): Likewise.
15934 * tree.c (build_minus_one_cst): Likewise.
15935 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
15936 * tree-inline.c (estimate_move_cost): Likewise.
15937 * tree-ssa-math-opts.c (convert_plusminus_to_widen): Likewise.
15938 * tree-vect-loop.c (vect_create_epilog_for_reduction): Likewise.
15939 (vectorizable_reduction): Likewise.
15940 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
15941 (vect_recog_mixed_size_cond_pattern): Likewise.
15942 (check_bool_pattern): Likewise.
15943 (adjust_bool_pattern): Likewise.
15944 (search_type_for_mask_1): Likewise.
15945 * tree-vect-slp.c (vect_schedule_slp_instance): Likewise.
15946 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
15947 (vectorizable_load): Likewise.
15948 (vectorizable_store): Likewise.
15949 * ubsan.c (ubsan_encode_value): Likewise.
15950 * varasm.c (output_constant): Likewise.
15952 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15953 Alan Hayward <alan.hayward@arm.com>
15954 David Sherwood <david.sherwood@arm.com>
15956 * coretypes.h (scalar_mode): New class.
15957 * machmode.h (scalar_mode): Likewise.
15958 (scalar_mode::includes_p): New function.
15959 (mode_to_inner): Return a scalar_mode rather than a machine_mode.
15960 * gdbhooks.py (build_pretty_printers): Handle scalar_mode.
15961 * genmodes.c (get_mode_class): Handle remaining scalar modes.
15962 * cfgexpand.c (expand_debug_expr): Use scalar_mode.
15963 * expmed.c (store_bit_field_1): Likewise.
15964 (extract_bit_field_1): Likewise.
15965 * expr.c (write_complex_part): Likewise.
15966 (read_complex_part): Likewise.
15967 (emit_move_complex_push): Likewise.
15968 (expand_expr_real_2): Likewise.
15969 * function.c (assign_parm_setup_reg): Likewise.
15970 (assign_parms_unsplit_complex): Likewise.
15971 * optabs.c (expand_binop): Likewise.
15972 * rtlanal.c (subreg_get_info): Likewise.
15973 * simplify-rtx.c (simplify_immed_subreg): Likewise.
15974 * varasm.c (output_constant_pool_2): Likewise.
15976 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15977 Alan Hayward <alan.hayward@arm.com>
15978 David Sherwood <david.sherwood@arm.com>
15980 * expmed.c (extract_high_half): Use scalar_int_mode and remove
15982 (expmed_mult_highpart_optab): Likewise.
15983 (expmed_mult_highpart): Likewise.
15985 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
15986 Alan Hayward <alan.hayward@arm.com>
15987 David Sherwood <david.sherwood@arm.com>
15989 * builtins.h (builtin_strncpy_read_str): Take a scalar_int_mode
15990 instead of a machine_mode.
15991 (builtin_memset_read_str): Likewise.
15992 * builtins.c (c_readstr): Likewise.
15993 (builtin_memcpy_read_str): Likewise.
15994 (builtin_strncpy_read_str): Likewise.
15995 (builtin_memset_read_str): Likewise.
15996 (builtin_memset_gen_str): Likewise.
15997 (expand_builtin_signbit): Use scalar_int_mode for local variables.
15998 * cfgexpand.c (convert_debug_memory_address): Take a scalar_int_mode
15999 instead of a machine_mode.
16000 * combine.c (simplify_if_then_else): Use scalar_int_mode for local
16002 (make_extraction): Likewise.
16003 (try_widen_shift_mode): Take and return scalar_int_modes instead
16005 * config/aarch64/aarch64.c (aarch64_libgcc_cmp_return_mode): Return
16006 a scalar_int_mode instead of a machine_mode.
16007 * config/avr/avr.c (avr_addr_space_address_mode): Likewise.
16008 (avr_addr_space_pointer_mode): Likewise.
16009 * config/cr16/cr16.c (cr16_unwind_word_mode): Likewise.
16010 * config/msp430/msp430.c (msp430_addr_space_pointer_mode): Likewise.
16011 (msp430_unwind_word_mode): Likewise.
16012 * config/spu/spu.c (spu_unwind_word_mode): Likewise.
16013 (spu_addr_space_pointer_mode): Likewise.
16014 (spu_addr_space_address_mode): Likewise.
16015 (spu_libgcc_cmp_return_mode): Likewise.
16016 (spu_libgcc_shift_count_mode): Likewise.
16017 * config/rl78/rl78.c (rl78_addr_space_address_mode): Likewise.
16018 (rl78_addr_space_pointer_mode): Likewise.
16019 (fl78_unwind_word_mode): Likewise.
16020 (rl78_valid_pointer_mode): Take a scalar_int_mode instead of a
16022 * config/alpha/alpha.c (vms_valid_pointer_mode): Likewise.
16023 * config/ia64/ia64.c (ia64_vms_valid_pointer_mode): Likewise.
16024 * config/mips/mips.c (mips_mode_rep_extended): Likewise.
16025 (mips_valid_pointer_mode): Likewise.
16026 * config/tilegx/tilegx.c (tilegx_mode_rep_extended): Likewise.
16027 * config/ft32/ft32.c (ft32_valid_pointer_mode): Likewise.
16028 (ft32_addr_space_pointer_mode): Return a scalar_int_mode instead
16030 (ft32_addr_space_address_mode): Likewise.
16031 * config/m32c/m32c.c (m32c_valid_pointer_mode): Take a
16032 scalar_int_mode instead of a machine_mode.
16033 (m32c_addr_space_pointer_mode): Return a scalar_int_mode instead
16035 (m32c_addr_space_address_mode): Likewise.
16036 * config/powerpcspe/powerpcspe.c (rs6000_abi_word_mode): Likewise.
16037 (rs6000_eh_return_filter_mode): Likewise.
16038 * config/rs6000/rs6000.c (rs6000_abi_word_mode): Likewise.
16039 (rs6000_eh_return_filter_mode): Likewise.
16040 * config/s390/s390.c (s390_libgcc_cmp_return_mode): Likewise.
16041 (s390_libgcc_shift_count_mode): Likewise.
16042 (s390_unwind_word_mode): Likewise.
16043 (s390_valid_pointer_mode): Take a scalar_int_mode rather than a
16045 * target.def (mode_rep_extended): Likewise.
16046 (valid_pointer_mode): Likewise.
16047 (addr_space.valid_pointer_mode): Likewise.
16048 (eh_return_filter_mode): Return a scalar_int_mode rather than
16050 (libgcc_cmp_return_mode): Likewise.
16051 (libgcc_shift_count_mode): Likewise.
16052 (unwind_word_mode): Likewise.
16053 (addr_space.pointer_mode): Likewise.
16054 (addr_space.address_mode): Likewise.
16055 * doc/tm.texi: Regenerate.
16056 * dojump.c (prefer_and_bit_test): Take a scalar_int_mode rather than
16058 (do_jump): Use scalar_int_mode for local variables.
16059 * dwarf2cfi.c (init_return_column_size): Take a scalar_int_mode
16060 rather than a machine_mode.
16061 * dwarf2out.c (convert_descriptor_to_mode): Likewise.
16062 (scompare_loc_descriptor_wide): Likewise.
16063 (scompare_loc_descriptor_narrow): Likewise.
16064 * emit-rtl.c (adjust_address_1): Use scalar_int_mode for local
16066 * except.c (sjlj_emit_dispatch_table): Likewise.
16067 (expand_builtin_eh_copy_values): Likewise.
16068 * explow.c (convert_memory_address_addr_space_1): Likewise.
16069 Take a scalar_int_mode rather than a machine_mode.
16070 (convert_memory_address_addr_space): Take a scalar_int_mode rather
16071 than a machine_mode.
16072 (memory_address_addr_space): Use scalar_int_mode for local variables.
16073 * expmed.h (expand_mult_highpart_adjust): Take a scalar_int_mode
16074 rather than a machine_mode.
16075 * expmed.c (mask_rtx): Likewise.
16076 (init_expmed_one_conv): Likewise.
16077 (expand_mult_highpart_adjust): Likewise.
16078 (extract_high_half): Likewise.
16079 (expmed_mult_highpart_optab): Likewise.
16080 (expmed_mult_highpart): Likewise.
16081 (expand_smod_pow2): Likewise.
16082 (expand_sdiv_pow2): Likewise.
16083 (emit_store_flag_int): Likewise.
16084 (adjust_bit_field_mem_for_reg): Use scalar_int_mode for local
16086 (extract_low_bits): Likewise.
16087 * expr.h (by_pieces_constfn): Take a scalar_int_mode rather than
16089 * expr.c (pieces_addr::adjust): Likewise.
16090 (can_store_by_pieces): Likewise.
16091 (store_by_pieces): Likewise.
16092 (clear_by_pieces_1): Likewise.
16093 (expand_expr_addr_expr_1): Likewise.
16094 (expand_expr_addr_expr): Use scalar_int_mode for local variables.
16095 (expand_expr_real_1): Likewise.
16096 (try_casesi): Likewise.
16097 * final.c (shorten_branches): Likewise.
16098 * fold-const.c (fold_convert_const_int_from_fixed): Change the
16099 type of "mode" to machine_mode.
16100 * internal-fn.c (expand_arith_overflow_result_store): Take a
16101 scalar_int_mode rather than a machine_mode.
16102 (expand_mul_overflow): Use scalar_int_mode for local variables.
16103 * loop-doloop.c (doloop_modify): Likewise.
16104 (doloop_optimize): Likewise.
16105 * optabs.c (expand_subword_shift): Take a scalar_int_mode rather
16106 than a machine_mode.
16107 (expand_doubleword_shift_condmove): Likewise.
16108 (expand_doubleword_shift): Likewise.
16109 (expand_doubleword_clz): Likewise.
16110 (expand_doubleword_popcount): Likewise.
16111 (expand_doubleword_parity): Likewise.
16112 (expand_absneg_bit): Use scalar_int_mode for local variables.
16113 (prepare_float_lib_cmp): Likewise.
16114 * rtl.h (convert_memory_address_addr_space_1): Take a scalar_int_mode
16115 rather than a machine_mode.
16116 (convert_memory_address_addr_space): Likewise.
16117 (get_mode_bounds): Likewise.
16118 (get_address_mode): Return a scalar_int_mode rather than a
16120 * rtlanal.c (get_address_mode): Likewise.
16121 * stor-layout.c (get_mode_bounds): Take a scalar_int_mode rather
16122 than a machine_mode.
16123 * targhooks.c (default_mode_rep_extended): Likewise.
16124 (default_valid_pointer_mode): Likewise.
16125 (default_addr_space_valid_pointer_mode): Likewise.
16126 (default_eh_return_filter_mode): Return a scalar_int_mode rather
16127 than a machine_mode.
16128 (default_libgcc_cmp_return_mode): Likewise.
16129 (default_libgcc_shift_count_mode): Likewise.
16130 (default_unwind_word_mode): Likewise.
16131 (default_addr_space_pointer_mode): Likewise.
16132 (default_addr_space_address_mode): Likewise.
16133 * targhooks.h (default_eh_return_filter_mode): Likewise.
16134 (default_libgcc_cmp_return_mode): Likewise.
16135 (default_libgcc_shift_count_mode): Likewise.
16136 (default_unwind_word_mode): Likewise.
16137 (default_addr_space_pointer_mode): Likewise.
16138 (default_addr_space_address_mode): Likewise.
16139 (default_mode_rep_extended): Take a scalar_int_mode rather than
16141 (default_valid_pointer_mode): Likewise.
16142 (default_addr_space_valid_pointer_mode): Likewise.
16143 * tree-ssa-address.c (addr_for_mem_ref): Use scalar_int_mode for
16145 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Take a scalar_int_mode
16146 rather than a machine_mode.
16147 * tree-switch-conversion.c (array_value_type): Use scalar_int_mode
16148 for local variables.
16149 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
16150 * var-tracking.c (use_narrower_mode): Take a scalar_int_mode rather
16151 than a machine_mode.
16153 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16154 Alan Hayward <alan.hayward@arm.com>
16155 David Sherwood <david.sherwood@arm.com>
16157 * dojump.c (do_jump_by_parts_greater_rtx): Change the type of
16158 the mode argument to scalar_int_mode.
16159 (do_jump_by_parts_zero_rtx): Likewise.
16160 (do_jump_by_parts_equality_rtx): Likewise.
16161 (do_jump_by_parts_greater): Take a mode argument.
16162 (do_jump_by_parts_equality): Likewise.
16163 (do_jump_1): Update calls accordingly.
16165 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16166 Alan Hayward <alan.hayward@arm.com>
16167 David Sherwood <david.sherwood@arm.com>
16169 * is-a.h (safe_dyn_cast): New function.
16170 * rtl.h (rtx_jump_table_data::get_data_mode): New function.
16171 (jump_table_for_label): Likewise.
16172 * final.c (final_addr_vec_align): Take an rtx_jump_table_data *
16173 instead of an rtx_insn *.
16174 (shorten_branches): Use dyn_cast instead of LABEL_P and
16175 JUMP_TABLE_DATA_P. Use jump_table_for_label and
16176 rtx_jump_table_data::get_data_mode.
16177 (final_scan_insn): Likewise.
16179 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16180 Alan Hayward <alan.hayward@arm.com>
16181 David Sherwood <david.sherwood@arm.com>
16183 * combine.c (try_combine): Use is_a <scalar_int_mode> when
16184 trying to combine a full-register integer set with a subreg
16187 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16188 Alan Hayward <alan.hayward@arm.com>
16189 David Sherwood <david.sherwood@arm.com>
16191 * expr.c (expand_expr_addr_expr): Add a new_tmode local variable
16192 that is always either address_mode or pointer_mode.
16194 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16195 Alan Hayward <alan.hayward@arm.com>
16196 David Sherwood <david.sherwood@arm.com>
16198 * expr.c (expand_expr_real_2): Use word_mode instead of innermode
16199 when the two are known to be equal.
16201 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16202 Alan Hayward <alan.hayward@arm.com>
16203 David Sherwood <david.sherwood@arm.com>
16205 * simplify-rtx.c (simplify_const_unary_operation): Use
16206 is_a <scalar_int_mode> instead of checking for a nonzero
16207 precision. Forcibly convert op_mode to a scalar_int_mode
16208 in that case. More clearly differentiate the operand and
16209 result modes and use the former when deciding what the value
16210 of a count-bits operation should be. Use is_int_mode instead
16211 of checking for a MODE_INT. Remove redundant check for whether
16212 this mode has a zero precision.
16214 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16215 Alan Hayward <alan.hayward@arm.com>
16216 David Sherwood <david.sherwood@arm.com>
16218 * optabs.c (widen_leading): Change the type of the mode argument
16219 to scalar_int_mode. Use opt_scalar_int_mode for the mode iterator.
16220 (widen_bswap): Likewise.
16221 (expand_parity): Likewise.
16222 (expand_ctz): Change the type of the mode argument to scalar_int_mode.
16223 (expand_ffs): Likewise.
16224 (epand_unop): Check for scalar integer modes before calling the
16227 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16228 Alan Hayward <alan.hayward@arm.com>
16229 David Sherwood <david.sherwood@arm.com>
16231 * expr.c (const_scalar_mask_from_tree): Add a mode argument.
16233 (expand_expr_real_1): Update call accordingly.
16235 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16236 Alan Hayward <alan.hayward@arm.com>
16237 David Sherwood <david.sherwood@arm.com>
16239 * expmed.c (store_bit_field_using_insv): Add op0_mode and
16240 value_mode arguments. Use scalar_int_mode internally.
16241 (store_bit_field_1): Rename the new integer mode from imode
16242 to op0_mode and use it instead of GET_MODE (op0). Update calls
16243 to store_split_bit_field, store_bit_field_using_insv and
16244 store_fixed_bit_field.
16245 (store_fixed_bit_field): Add op0_mode and value_mode arguments.
16246 Use scalar_int_mode internally. Use a bit count rather than a mode
16247 when calculating the largest bit size for get_best_mode.
16248 Update calls to store_split_bit_field and store_fixed_bit_field_1.
16249 (store_fixed_bit_field_1): Add mode and value_mode arguments.
16250 Remove assertion that OP0 has a scalar integer mode.
16251 (store_split_bit_field): Add op0_mode and value_mode arguments.
16252 Update calls to extract_fixed_bit_field.
16253 (extract_bit_field_using_extv): Add an op0_mode argument.
16254 Use scalar_int_mode internally.
16255 (extract_bit_field_1): Rename the new integer mode from imode to
16256 op0_mode and use it instead of GET_MODE (op0). Update calls to
16257 extract_split_bit_field, extract_bit_field_using_extv and
16258 extract_fixed_bit_field.
16259 (extract_fixed_bit_field): Add an op0_mode argument. Update calls
16260 to extract_split_bit_field and extract_fixed_bit_field_1.
16261 (extract_fixed_bit_field_1): Add a mode argument. Remove assertion
16262 that OP0 has a scalar integer mode. Use as_a <scalar_int_mode>
16263 on the target mode.
16264 (extract_split_bit_field): Add an op0_mode argument. Update call
16265 to extract_fixed_bit_field.
16267 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16268 Alan Hayward <alan.hayward@arm.com>
16269 David Sherwood <david.sherwood@arm.com>
16271 * cse.c (cse_insn): Use opt_scalar_int_mode for the mode iterator.
16272 * explow.c (hard_function_value): Likewise.
16273 * expmed.c (extract_fixed_bit_field_1): Likewise. Move the
16274 convert_to_mode call outside the loop.
16275 * expr.c (alignment_for_piecewise_move): Use opt_scalar_int_mode
16276 for the mode iterator. Require the mode specified by max_pieces
16278 (emit_block_move_via_movmem): Use opt_scalar_int_mode for the
16280 (copy_blkmode_to_reg): Likewise.
16281 (set_storage_via_setmem): Likewise.
16282 * optabs.c (prepare_cmp_insn): Likewise.
16283 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
16284 * stor-layout.c (finish_bitfield_representative): Likewise.
16286 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16287 Alan Hayward <alan.hayward@arm.com>
16288 David Sherwood <david.sherwood@arm.com>
16290 * rtl.h (subreg_unpromoted_mode, subreg_promoted_mode): New functions.
16291 * expr.c (convert_move): Use them.
16292 (convert_modes): Likewise.
16293 (store_expr_with_bounds): Likewise.
16295 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16296 Alan Hayward <alan.hayward@arm.com>
16297 David Sherwood <david.sherwood@arm.com>
16299 * rtl.h (rtl_hooks::reg_nonzero_bits): Add a scalar_int_mode
16300 parameter for the mode of "x". Remove the "known_x", "known_mode"
16301 and "known_ret" arguments. Change the type of the mode argument
16302 to scalar_int_mode.
16303 (rtl_hooks:reg_num_sign_bit_copies): Likewise.
16304 * combine.c (reg_nonzero_bits_for_combine): Update accordingly.
16305 (reg_num_sign_bit_copies_for_combine): Likewise.
16306 * rtlanal.c (nonzero_bits1): Likewise.
16307 (num_sign_bit_copies1): Likewise.
16308 * rtlhooks-def.h (reg_nonzero_bits_general): Likewise.
16309 (reg_num_sign_bit_copies_general): Likewise.
16310 * rtlhooks.c (reg_num_sign_bit_copies_general): Likewise.
16311 (reg_nonzero_bits_general): Likewise.
16313 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16314 Alan Hayward <alan.hayward@arm.com>
16315 David Sherwood <david.sherwood@arm.com>
16317 * rtlanal.c (num_sign_bit_copies): Handle VOIDmode here rather
16318 than in subroutines. Return 1 for non-integer modes.
16319 (cached_num_sign_bit_copies): Change the type of the mode parameter
16320 to scalar_int_mode.
16321 (num_sign_bit_copies1): Likewise. Remove early exit for other mode
16322 classes. Handle CONST_INT_P first and then check whether X also
16323 has a scalar integer mode. Check the same thing for inner registers
16324 of a SUBREG and for values that are being extended or truncated.
16326 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16327 Alan Hayward <alan.hayward@arm.com>
16328 David Sherwood <david.sherwood@arm.com>
16330 * rtlanal.c (nonzero_bits): Handle VOIDmode here rather than
16331 in subroutines. Return the mode mask for non-integer modes.
16332 (cached_nonzero_bits): Change the type of the mode parameter
16333 to scalar_int_mode.
16334 (nonzero_bits1): Likewise. Remove early exit for other mode
16335 classes. Handle CONST_INT_P first and then check whether X
16336 also has a scalar integer mode.
16338 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16339 Alan Hayward <alan.hayward@arm.com>
16340 David Sherwood <david.sherwood@arm.com>
16342 * expr.c (widest_int_mode_for_size): Make the comment match the code.
16343 Return a scalar_int_mode and assert that the size is greater than
16345 (by_pieces_ninsns): Update accordingly and remove VOIDmode handling.
16346 (op_by_pieces_d::op_by_pieces_d): Likewise.
16347 (op_by_pieces_d::run): Likewise.
16348 (can_store_by_pieces): Likewise.
16350 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16351 Alan Hayward <alan.hayward@arm.com>
16352 David Sherwood <david.sherwood@arm.com>
16354 * combine.c (extract_left_shift): Add a mode argument and update
16356 (make_compound_operation_int): Change the type of the mode parameter
16357 to scalar_int_mode and update the call to extract_left_shift.
16359 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16360 Alan Hayward <alan.hayward@arm.com>
16361 David Sherwood <david.sherwood@arm.com>
16363 * combine.c (simplify_and_const_int): Change the type of the mode
16364 parameter to scalar_int_mode.
16365 (simplify_and_const_int_1): Likewise. Update recursive call.
16367 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16368 Alan Hayward <alan.hayward@arm.com>
16369 David Sherwood <david.sherwood@arm.com>
16371 * combine.c (simplify_compare_const): Check that the mode is a
16372 scalar_int_mode (rather than VOIDmode) before testing its
16374 (simplify_comparison): Move COMPARISON_P handling out of the
16375 loop and restrict the latter part of the loop to scalar_int_modes.
16376 Check is_a <scalar_int_mode> before calling HWI_COMPUTABLE_MODE_P
16377 and when considering SUBREG_REGs. Use is_int_mode instead of
16378 checking GET_MODE_CLASS against MODE_INT.
16380 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16381 Alan Hayward <alan.hayward@arm.com>
16382 David Sherwood <david.sherwood@arm.com>
16384 * combine.c (try_widen_shift_mode): Move check for equal modes to...
16385 (simplify_shift_const_1): ...here. Use scalar_int_mode for
16386 shift_unit_mode and for modes involved in scalar shifts.
16388 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16389 Alan Hayward <alan.hayward@arm.com>
16390 David Sherwood <david.sherwood@arm.com>
16392 * combine.c (force_int_to_mode): New function, split out from...
16393 (force_to_mode): ...here. Keep xmode up-to-date and use it
16394 instead of GET_MODE (x).
16396 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16397 Alan Hayward <alan.hayward@arm.com>
16398 David Sherwood <david.sherwood@arm.com>
16400 * optabs-query.h (extraction_insn::struct_mode): Change type to
16401 opt_scalar_int_mode and update comment.
16402 (extraction_insn::field_mode): Change type to scalar_int_mode.
16403 (extraction_insn::pos_mode): Likewise.
16404 * combine.c (make_extraction): Update accordingly.
16405 * optabs-query.c (get_traditional_extraction_insn): Likewise.
16406 (get_optab_extraction_insn): Likewise.
16407 * recog.c (simplify_while_replacing): Likewise.
16408 * expmed.c (narrow_bit_field_mem): Change the type of the mode
16409 parameter to opt_scalar_int_mode.
16411 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16412 Alan Hayward <alan.hayward@arm.com>
16413 David Sherwood <david.sherwood@arm.com>
16415 * machmode.h (bit_field_mode_iterator::next_mode): Take a pointer
16416 to a scalar_int_mode instead of a machine_mode.
16417 (bit_field_mode_iterator::m_mode): Change type to opt_scalar_int_mode.
16418 (get_best_mode): Return a boolean and use a pointer argument to store
16419 the selected mode. Replace the limit mode parameter with a bit limit.
16420 * expmed.c (adjust_bit_field_mem_for_reg): Use scalar_int_mode
16421 for the values returned by bit_field_mode_iterator::next_mode.
16422 (store_bit_field): Update call to get_best_mode.
16423 (store_fixed_bit_field): Likewise.
16424 (extract_fixed_bit_field): Likewise.
16425 * expr.c (optimize_bitfield_assignment_op): Likewise.
16426 * fold-const.c (optimize_bit_field_compare): Likewise.
16427 (fold_truth_andor_1): Likewise.
16428 * stor-layout.c (bit_field_mode_iterator::next_mode): As above.
16429 Update for new type of m_mode.
16430 (get_best_mode): As above.
16432 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16433 Alan Hayward <alan.hayward@arm.com>
16434 David Sherwood <david.sherwood@arm.com>
16436 * expmed.c (strict_volatile_bitfield_p): Change the type of fieldmode
16437 to scalar_int_mode. Remove check for SCALAR_INT_MODE_P.
16438 (store_bit_field): Check is_a <scalar_int_mode> before calling
16439 strict_volatile_bitfield_p.
16440 (extract_bit_field): Likewise.
16442 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16443 Alan Hayward <alan.hayward@arm.com>
16444 David Sherwood <david.sherwood@arm.com>
16446 * target.def (cstore_mode): Return a scalar_int_mode.
16447 * doc/tm.texi: Regenerate.
16448 * config/sparc/sparc.c (sparc_cstore_mode): Return a scalar_int_mode.
16449 * targhooks.h (default_cstore_mode): Likewise.
16450 * targhooks.c (default_cstore_mode): Likewise, using a forced
16452 * expmed.c (emit_cstore): Expect the target of the cstore to be
16455 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16456 Alan Hayward <alan.hayward@arm.com>
16457 David Sherwood <david.sherwood@arm.com>
16459 * cfgloop.h (rtx_iv): Change type of extend_mode and mode to
16461 (niter_desc): Likewise mode.
16462 (iv_analyze): Add a mode parameter.
16464 (iv_analyze_expr): Pass the mode paraeter before the rtx it describes
16465 and change its type to scalar_int_mode.
16466 * loop-iv.c: Update commentary at head of file.
16467 (iv_constant): Pass the mode paraeter before the rtx it describes
16468 and change its type to scalar_int_mode. Remove VOIDmode handling.
16469 (iv_subreg): Change the type of the mode parameter to scalar_int_mode.
16470 (iv_extend): Likewise.
16471 (shorten_into_mode): Likewise.
16472 (iv_add): Use scalar_int_mode.
16473 (iv_mult): Likewise.
16474 (iv_shift): Likewise.
16475 (canonicalize_iv_subregs): Likewise.
16476 (get_biv_step_1): Pass the outer_mode parameter before the rtx
16477 it describes and change its mode to scalar_int_mode. Also change
16478 the type of the returned inner_mode to scalar_int_mode.
16479 (get_biv_step): Likewise, turning outer_mode from a pointer
16480 into a direct parameter. Update call to get_biv_step_1.
16481 (iv_analyze_biv): Add an outer_mode parameter. Update calls to
16482 iv_constant and get_biv_step.
16483 (iv_analyze_expr): Pass the mode parameter before the rtx it describes
16484 and change its type to scalar_int_mode. Don't initialise iv->mode
16485 to VOIDmode and remove later checks for its still being VOIDmode.
16486 Update calls to iv_analyze_op and iv_analyze_expr. Check
16487 is_a <scalar_int_mode> when changing the mode under consideration.
16488 (iv_analyze_def): Ignore registers that don't have a scalar_int_mode.
16489 Update call to iv_analyze_expr.
16490 (iv_analyze_op): Add a mode parameter. Reject subregs whose
16491 inner register is not also a scalar_int_mode. Update call to
16493 (iv_analyze): Add a mode parameter. Update call to iv_analyze_op.
16494 (biv_p): Add a mode parameter. Update call to iv_analyze_biv.
16495 (iv_number_of_iterations): Use is_a <scalar_int_mode> instead of
16496 separate mode class checks. Update calls to iv_analyze. Remove
16497 fix-up of VOIDmodes after iv_analyze_biv.
16498 * loop-unroll.c (analyze_iv_to_split_insn): Reject registers that
16499 don't have a scalar_int_mode. Update call to biv_p.
16501 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16502 Alan Hayward <alan.hayward@arm.com>
16503 David Sherwood <david.sherwood@arm.com>
16505 * cfgexpand.c (convert_debug_memory_address): Use
16506 as_a <scalar_int_mode>.
16507 * combine.c (expand_compound_operation): Likewise.
16508 (make_extraction): Likewise.
16509 (change_zero_ext): Likewise.
16510 (simplify_comparison): Likewise.
16511 * cse.c (cse_insn): Likewise.
16512 * dwarf2out.c (minmax_loc_descriptor): Likewise.
16513 (mem_loc_descriptor): Likewise.
16514 (loc_descriptor): Likewise.
16515 * expmed.c (init_expmed_one_mode): Likewise.
16516 (synth_mult): Likewise.
16517 (emit_store_flag_1): Likewise.
16518 (expand_divmod): Likewise. Use HWI_COMPUTABLE_MODE_P instead
16519 of a comparison with size.
16520 * expr.c (expand_assignment): Use as_a <scalar_int_mode>.
16521 (reduce_to_bit_field_precision): Likewise.
16522 * function.c (expand_function_end): Likewise.
16523 * internal-fn.c (expand_arith_overflow_result_store): Likewise.
16524 * loop-doloop.c (doloop_modify): Likewise.
16525 * optabs.c (expand_binop): Likewise.
16526 (expand_unop): Likewise.
16527 (expand_copysign_absneg): Likewise.
16528 (prepare_cmp_insn): Likewise.
16529 (maybe_legitimize_operand): Likewise.
16530 * recog.c (const_scalar_int_operand): Likewise.
16531 * rtlanal.c (get_address_mode): Likewise.
16532 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
16533 (simplify_cond_clz_ctz): Likewise.
16534 * tree-nested.c (get_nl_goto_field): Likewise.
16535 * tree.c (build_vector_type_for_mode): Likewise.
16536 * var-tracking.c (use_narrower_mode): Likewise.
16538 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16539 Alan Hayward <alan.hayward@arm.com>
16540 David Sherwood <david.sherwood@arm.com>
16542 * tree.h (SCALAR_INT_TYPE_MODE): New macro.
16543 * builtins.c (expand_builtin_signbit): Use it.
16544 * cfgexpand.c (expand_debug_expr): Likewise.
16545 * dojump.c (do_jump): Likewise.
16546 (do_compare_and_jump): Likewise.
16547 * dwarf2cfi.c (expand_builtin_init_dwarf_reg_sizes): Likewise.
16548 * expmed.c (make_tree): Likewise.
16549 * expr.c (expand_expr_real_2): Likewise.
16550 (expand_expr_real_1): Likewise.
16551 (try_casesi): Likewise.
16552 * fold-const-call.c (fold_const_call_ss): Likewise.
16553 * fold-const.c (unextend): Likewise.
16554 (extract_muldiv_1): Likewise.
16555 (fold_single_bit_test): Likewise.
16556 (native_encode_int): Likewise.
16557 (native_encode_string): Likewise.
16558 (native_interpret_int): Likewise.
16559 * gimple-fold.c (gimple_fold_builtin_memset): Likewise.
16560 * internal-fn.c (expand_addsub_overflow): Likewise.
16561 (expand_neg_overflow): Likewise.
16562 (expand_mul_overflow): Likewise.
16563 (expand_arith_overflow): Likewise.
16564 * match.pd: Likewise.
16565 * stor-layout.c (layout_type): Likewise.
16566 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
16567 * tree-ssa-math-opts.c (convert_mult_to_widen): Likewise.
16568 * tree-ssanames.c (get_range_info): Likewise.
16569 * tree-switch-conversion.c (array_value_type) Likewise.
16570 * tree-vect-patterns.c (vect_recog_rotate_pattern): Likewise.
16571 (vect_recog_divmod_pattern): Likewise.
16572 (vect_recog_mixed_size_cond_pattern): Likewise.
16573 * tree-vrp.c (extract_range_basic): Likewise.
16574 (simplify_float_conversion_using_ranges): Likewise.
16575 * tree.c (int_fits_type_p): Likewise.
16576 * ubsan.c (instrument_bool_enum_load): Likewise.
16577 * varasm.c (mergeable_string_section): Likewise.
16578 (narrowing_initializer_constant_valid_p): Likewise.
16579 (output_constant): Likewise.
16581 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16582 Alan Hayward <alan.hayward@arm.com>
16583 David Sherwood <david.sherwood@arm.com>
16585 * machmode.h (NARROWEST_INT_MODE): New macro.
16586 * expr.c (alignment_for_piecewise_move): Use it instead of
16587 GET_CLASS_NARROWEST_MODE (MODE_INT).
16588 (push_block): Likewise.
16589 * stor-layout.c (bit_field_mode_iterator::bit_field_mode_iterator):
16591 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
16593 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16594 Alan Hayward <alan.hayward@arm.com>
16595 David Sherwood <david.sherwood@arm.com>
16597 * postreload.c (move2add_valid_value_p): Change the type of the
16598 mode parameter to scalar_int_mode.
16599 (move2add_use_add2_insn): Add a mode parameter and use it instead
16601 (move2add_use_add3_insn): Likewise.
16602 (reload_cse_move2add): Update accordingly.
16604 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16605 Alan Hayward <alan.hayward@arm.com>
16606 David Sherwood <david.sherwood@arm.com>
16608 * expr.c (expand_expr_real_2): Use scalar_int_mode for the
16610 * lower-subreg.c (resolve_shift_zext): Use is_a <scalar_int_mode>.
16611 * optabs.c (expand_unop): Likewise.
16613 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16614 Alan Hayward <alan.hayward@arm.com>
16615 David Sherwood <david.sherwood@arm.com>
16617 * dwarf2out.c (typed_binop): Change mode parameter to scalar_int_mode.
16618 (clz_loc_descriptor): Likewise. Remove SCALAR_INT_MODE_P check.
16619 (popcount_loc_descriptor): Likewise.
16620 (bswap_loc_descriptor): Likewise.
16621 (rotate_loc_descriptor): Likewise.
16622 (mem_loc_descriptor): Add is_a <scalar_int_mode> checks before
16623 calling the functions above.
16625 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16626 Alan Hayward <alan.hayward@arm.com>
16627 David Sherwood <david.sherwood@arm.com>
16629 * combine.c (sign_extend_short_imm): Add is_a <scalar_int_mode>
16631 (try_combine): Likewise.
16632 (simplify_if_then_else): Likewise.
16633 * cse.c (cse_insn): Likewise.
16634 * dwarf2out.c (mem_loc_descriptor): Likewise.
16635 * emit-rtl.c (gen_lowpart_common): Likewise.
16636 * simplify-rtx.c (simplify_truncation): Likewise.
16637 (simplify_binary_operation_1): Likewise.
16638 (simplify_const_relational_operation): Likewise.
16639 (simplify_ternary_operation): Likewise.
16640 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
16642 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16643 Alan Hayward <alan.hayward@arm.com>
16644 David Sherwood <david.sherwood@arm.com>
16646 * cse.c (cse_insn): Add is_a <scalar_int_mode> checks.
16647 * reload.c (push_reload): Likewise.
16648 (find_reloads): Likewise.
16650 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16651 Alan Hayward <alan.hayward@arm.com>
16652 David Sherwood <david.sherwood@arm.com>
16654 * combine.c (find_split_point): Add is_a <scalar_int_mode> checks.
16655 (make_compound_operation_int): Likewise.
16656 (change_zero_ext): Likewise.
16657 * expr.c (convert_move): Likewise.
16658 (convert_modes): Likewise.
16659 * fwprop.c (forward_propagate_subreg): Likewise.
16660 * loop-iv.c (get_biv_step_1): Likewise.
16661 * optabs.c (widen_operand): Likewise.
16662 * postreload.c (move2add_valid_value_p): Likewise.
16663 * recog.c (simplify_while_replacing): Likewise.
16664 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
16665 (simplify_binary_operation_1): Likewise. Remove redundant
16666 mode equality check.
16668 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16669 Alan Hayward <alan.hayward@arm.com>
16670 David Sherwood <david.sherwood@arm.com>
16672 * combine.c (combine_simplify_rtx): Add checks for
16673 is_a <scalar_int_mode>.
16674 (simplify_if_then_else): Likewise.
16675 (make_field_assignment): Likewise.
16676 (simplify_comparison): Likewise.
16677 * ifcvt.c (noce_try_bitop): Likewise.
16678 * loop-invariant.c (canonicalize_address_mult): Likewise.
16679 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
16681 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16682 Alan Hayward <alan.hayward@arm.com>
16683 David Sherwood <david.sherwood@arm.com>
16685 * gimple-fold.c (gimple_fold_builtin_memory_op): Use
16686 is_a <scalar_int_mode> instead of != BLKmode.
16688 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16689 Alan Hayward <alan.hayward@arm.com>
16690 David Sherwood <david.sherwood@arm.com>
16692 * cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>
16693 instead of != VOIDmode.
16694 * combine.c (if_then_else_cond): Likewise.
16695 (change_zero_ext): Likewise.
16696 * dwarf2out.c (mem_loc_descriptor): Likewise.
16697 (loc_descriptor): Likewise.
16698 * rtlanal.c (canonicalize_condition): Likewise.
16699 * simplify-rtx.c (simplify_relational_operation_1): Likewise.
16701 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16702 Alan Hayward <alan.hayward@arm.com>
16703 David Sherwood <david.sherwood@arm.com>
16705 * simplify-rtx.c (simplify_binary_operation_1): Use
16706 is_a <scalar_int_mode> instead of !VECTOR_MODE_P.
16708 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16709 Alan Hayward <alan.hayward@arm.com>
16710 David Sherwood <david.sherwood@arm.com>
16712 * wide-int.h (int_traits<unsigned char>) New class.
16713 (int_traits<unsigned short>) Likewise.
16714 * cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>.
16715 Use GET_MODE_UNIT_PRECISION and remove redundant test for
16717 * combine.c (set_nonzero_bits_and_sign_copies): Use
16718 is_a <scalar_int_mode>.
16719 (find_split_point): Likewise.
16720 (combine_simplify_rtx): Likewise.
16721 (simplify_logical): Likewise.
16722 (expand_compound_operation): Likewise.
16723 (expand_field_assignment): Likewise.
16724 (make_compound_operation): Likewise.
16725 (extended_count): Likewise.
16726 (change_zero_ext): Likewise.
16727 (simplify_comparison): Likewise.
16728 * dwarf2out.c (scompare_loc_descriptor): Likewise.
16729 (ucompare_loc_descriptor): Likewise.
16730 (minmax_loc_descriptor): Likewise.
16731 (mem_loc_descriptor): Likewise.
16732 (loc_descriptor): Likewise.
16733 * expmed.c (init_expmed_one_mode): Likewise.
16734 * lra-constraints.c (lra_constraint_offset): Likewise.
16735 * optabs.c (prepare_libcall_arg): Likewise.
16736 * postreload.c (move2add_note_store): Likewise.
16737 * reload.c (operands_match_p): Likewise.
16738 * rtl.h (load_extend_op): Likewise.
16739 * rtlhooks.c (gen_lowpart_general): Likewise.
16740 * simplify-rtx.c (simplify_truncation): Likewise.
16741 (simplify_unary_operation_1): Likewise.
16742 (simplify_binary_operation_1): Likewise.
16743 (simplify_const_binary_operation): Likewise.
16744 (simplify_const_relational_operation): Likewise.
16745 (simplify_subreg): Likewise.
16746 * stor-layout.c (bitwise_mode_for_mode): Likewise.
16747 * var-tracking.c (adjust_mems): Likewise.
16748 (prepare_call_arguments): Likewise.
16750 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16751 Alan Hayward <alan.hayward@arm.com>
16752 David Sherwood <david.sherwood@arm.com>
16754 * machmode.h (is_int_mode): New fuction.
16755 * combine.c (find_split_point): Use it.
16756 (combine_simplify_rtx): Likewise.
16757 (simplify_if_then_else): Likewise.
16758 (simplify_set): Likewise.
16759 (simplify_shift_const_1): Likewise.
16760 (simplify_comparison): Likewise.
16761 * config/aarch64/aarch64.c (aarch64_rtx_costs): Likewise.
16762 * cse.c (notreg_cost): Likewise.
16763 (cse_insn): Likewise.
16764 * cselib.c (cselib_lookup_1): Likewise.
16765 * dojump.c (do_jump_1): Likewise.
16766 (do_compare_rtx_and_jump): Likewise.
16767 * dse.c (get_call_args): Likewise.
16768 * dwarf2out.c (rtl_for_decl_init): Likewise.
16769 (native_encode_initializer): Likewise.
16770 * expmed.c (emit_store_flag_1): Likewise.
16771 (emit_store_flag): Likewise.
16772 * expr.c (convert_modes): Likewise.
16773 (store_field): Likewise.
16774 (expand_expr_real_1): Likewise.
16775 * fold-const.c (fold_read_from_constant_string): Likewise.
16776 * gimple-ssa-sprintf.c (get_format_string): Likewise.
16777 * optabs-libfuncs.c (gen_int_libfunc): Likewise.
16778 * optabs.c (expand_binop): Likewise.
16779 (expand_unop): Likewise.
16780 (expand_abs_nojump): Likewise.
16781 (expand_one_cmpl_abs_nojump): Likewise.
16782 * simplify-rtx.c (mode_signbit_p): Likewise.
16783 (val_signbit_p): Likewise.
16784 (val_signbit_known_set_p): Likewise.
16785 (val_signbit_known_clear_p): Likewise.
16786 (simplify_relational_operation_1): Likewise.
16787 * tree.c (vector_type_mode): Likewise.
16789 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16790 Alan Hayward <alan.hayward@arm.com>
16791 David Sherwood <david.sherwood@arm.com>
16793 * machmode.h (smallest_mode_for_size): Fix formatting.
16794 (smallest_int_mode_for_size): New function.
16795 * cfgexpand.c (expand_debug_expr): Use smallest_int_mode_for_size
16796 instead of smallest_mode_for_size.
16797 * combine.c (make_extraction): Likewise.
16798 * config/arc/arc.c (arc_expand_movmem): Likewise.
16799 * config/arm/arm.c (arm_expand_divmod_libfunc): Likewise.
16800 * config/i386/i386.c (ix86_get_mask_mode): Likewise.
16801 * config/s390/s390.c (s390_expand_insv): Likewise.
16802 * config/sparc/sparc.c (assign_int_registers): Likewise.
16803 * config/spu/spu.c (spu_function_value): Likewise.
16804 (spu_function_arg): Likewise.
16805 * coverage.c (get_gcov_type): Likewise.
16806 (get_gcov_unsigned_t): Likewise.
16807 * dse.c (find_shift_sequence): Likewise.
16808 * expmed.c (store_bit_field_1): Likewise.
16809 * expr.c (convert_move): Likewise.
16810 (store_field): Likewise.
16811 * internal-fn.c (expand_arith_overflow): Likewise.
16812 * optabs-query.c (get_best_extraction_insn): Likewise.
16813 * optabs.c (expand_twoval_binop_libfunc): Likewise.
16814 * stor-layout.c (layout_type): Likewise.
16815 (initialize_sizetypes): Likewise.
16816 * targhooks.c (default_get_mask_mode): Likewise.
16817 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Likewise.
16819 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16820 Alan Hayward <alan.hayward@arm.com>
16821 David Sherwood <david.sherwood@arm.com>
16823 * machmode.h (opt_mode::else_blk): New function.
16824 (int_mode_for_mode): Declare.
16825 * stor-layout.c (int_mode_for_mode): Return an opt_scalar_int_mode.
16826 * builtins.c (expand_builtin_signbit): Adjust for new int_mode_for_mode
16828 * cfgexpand.c (expand_debug_expr): Likewise.
16829 * combine.c (gen_lowpart_or_truncate): Likewise.
16830 (gen_lowpart_for_combine): Likewise.
16831 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Likewise.
16832 * config/avr/avr.c (avr_to_int_mode): Likewise.
16833 (avr_out_plus_1): Likewise.
16834 (avr_out_plus): Likewise.
16835 (avr_out_round): Likewise.
16836 * config/i386/i386.c (ix86_split_to_parts): Likewise.
16837 * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
16838 (s390_expand_vcond): Likewise.
16839 * config/spu/spu.c (spu_split_immediate): Likewise.
16840 (spu_expand_mov): Likewise.
16841 * dse.c (get_stored_val): Likewise.
16842 * expmed.c (store_bit_field_1): Likewise.
16843 (convert_extracted_bit_field): Use int_mode_for_mode instead of
16845 (extract_bit_field_1): Adjust for new int_mode_for_mode return type.
16846 (extract_low_bits): Likewise.
16847 * expr.c (emit_group_load_1): Likewise. Separate out the BLKmode
16848 handling rather than repeating the check.
16849 (emit_group_store): Likewise.
16850 (emit_move_via_integer): Adjust for new int_mode_for_mode return type.
16851 * optabs.c (expand_absneg_bit): Likewise.
16852 (expand_copysign_absneg): Likewise.
16853 (expand_copysign_bit): Likewise.
16854 * tree-if-conv.c (ifcvt_can_use_mask_load_store): Likewise.
16855 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
16856 * tree-vect-stmts.c (vect_gen_perm_mask_any): Likewise.
16857 * var-tracking.c (prepare_call_arguments): Likewise.
16858 * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Use
16859 int_mode_for_mode instead of mode_for_size.
16860 * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.
16862 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16863 Alan Hayward <alan.hayward@arm.com>
16864 David Sherwood <david.sherwood@arm.com>
16866 * machmode.h (int_mode_for_size): New function.
16867 * builtins.c (set_builtin_user_assembler_name): Use int_mode_for_size
16868 instead of mode_for_size.
16869 * calls.c (save_fixed_argument_area): Likewise. Make use of BLKmode
16871 * combine.c (expand_field_assignment): Use int_mode_for_size
16872 instead of mode_for_size.
16873 (make_extraction): Likewise.
16874 (simplify_shift_const_1): Likewise.
16875 (simplify_comparison): Likewise.
16876 * dojump.c (do_jump): Likewise.
16877 * dwarf2out.c (mem_loc_descriptor): Likewise.
16878 * emit-rtl.c (init_derived_machine_modes): Likewise.
16879 * expmed.c (flip_storage_order): Likewise.
16880 (convert_extracted_bit_field): Likewise.
16881 * expr.c (copy_blkmode_from_reg): Likewise.
16882 * graphite-isl-ast-to-gimple.c (max_mode_int_precision): Likewise.
16883 * internal-fn.c (expand_mul_overflow): Likewise.
16884 * lower-subreg.c (simple_move): Likewise.
16885 * optabs-libfuncs.c (init_optabs): Likewise.
16886 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
16887 * tree.c (vector_type_mode): Likewise.
16888 * tree-ssa-strlen.c (handle_builtin_memcmp): Likewise.
16889 * tree-vect-data-refs.c (vect_lanes_optab_supported_p): Likewise.
16890 * tree-vect-generic.c (expand_vector_parallel): Likewise.
16891 * tree-vect-stmts.c (vectorizable_load): Likewise.
16892 (vectorizable_store): Likewise.
16894 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16895 Alan Hayward <alan.hayward@arm.com>
16896 David Sherwood <david.sherwood@arm.com>
16898 * coretypes.h (pod_mode): New type.
16899 (scalar_int_mode_pod): New typedef.
16900 * machmode.h (pod_mode): New class.
16901 (int_n_data_t::m): Change type to scalar_int_mode_pod.
16902 * genmodes.c (emit_mode_int_n): Update accordingly.
16903 * lower-subreg.h (target_lower_subreg): Change type to
16904 scalar_int_mode_pod.
16905 * gdbhooks.py (build_pretty_printer): Handle pod_mode and
16906 scalar_int_mode_pod.
16908 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16909 Alan Hayward <alan.hayward@arm.com>
16910 David Sherwood <david.sherwood@arm.com>
16912 * config/powerpcspe/powerpcspe.h (rs6000_pmode): Change type from
16913 machine_mode to scalar_int_mode.
16914 * config/powerpcspe/powerpcspe.c (rs6000_pmode): Likewise.
16915 (rs6000_option_override_internal): Remove cast to int.
16916 * config/rs6000/rs6000.h (rs6000_pmode): Change type from
16917 machine_mode to scalar_int_mode.
16918 * config/rs6000/rs6000.c (rs6000_pmode): Likewise.
16919 (rs6000_option_override_internal): Remove cast to int.
16920 * config/s390/s390.h (Pmode): Remove cast to machine_mode.
16921 * config/epiphany/epiphany.h (RTX_OK_FOR_OFFSET_P): Add cast
16923 * config/s390/s390.c (s390_expand_builtin): Likewise.
16924 * coretypes.h (scalar_int_mode): New type.
16925 (opt_scalar_int_mode): New typedef.
16926 * machmode.h (scalar_int_mode): New class.
16927 (scalar_int_mode::includes_p): New function.
16928 (byte_mode): Change type to scalar_int_mode.
16929 (word_mode): Likewise.
16930 (ptr_mode): Likewise.
16931 * emit-rtl.c (byte_mode): Likewise.
16932 (word_mode): Likewise.
16933 (ptr_mode): Likewise.
16934 (init_derived_machine_modes): Update accordingly.
16935 * genmodes.c (get_mode_class): Return scalar_int_mode for MODE_INT
16936 and MODE_PARTIAL_INT.
16937 * gdbhooks.py (build_pretty_printer): Handle scalar_int_mode and
16938 opt_scalar_int_mode.
16940 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16941 Alan Hayward <alan.hayward@arm.com>
16942 David Sherwood <david.sherwood@arm.com>
16944 * target.def (libgcc_floating_mode_supported_p): Take a
16946 * doc/tm.texi: Regenerate.
16947 * targhooks.h (default_libgcc_floating_mode_supported_p): Take a
16949 * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
16950 * config/aarch64/aarch64.c (aarch64_libgcc_floating_mode_supported_p):
16953 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16954 Alan Hayward <alan.hayward@arm.com>
16955 David Sherwood <david.sherwood@arm.com>
16957 * target.def (default_floatn_mode): Return an opt_scalar_float_mode.
16958 * doc/tm.texi: Regenerate.
16959 * config/arm/arm.c (arm_floatn_mode): Return an opt_scalar_float_mode.
16960 * config/powerpcspe/powerpcspe.c (rs6000_floatn_mode): Likewise.
16961 * config/rs6000/rs6000.c (rs6000_floatn_mode): Likewise.
16962 * targhooks.h (default_floatn_mode): Likewise.
16963 * targhooks.c (default_floatn_mode): Likewise.
16964 * tree.c (build_common_tree_nodes): Update accordingly.
16966 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16967 Alan Hayward <alan.hayward@arm.com>
16968 David Sherwood <david.sherwood@arm.com>
16970 * machmode.h (mode_iterator::start): Provide overload for opt_modes.
16971 (mode_iterator::iterate_p): Likewise.
16972 (mode_iterator::get_wider): Likewise.
16973 * expr.c (init_expr_target): Use opt_scalar_float_mode.
16975 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16976 Alan Hayward <alan.hayward@arm.com>
16977 David Sherwood <david.sherwood@arm.com>
16979 * coretypes.h (opt_scalar_float_mode): New typedef.
16980 * machmode.h (float_mode_for_size): New function.
16981 * emit-rtl.c (double_mode): Delete.
16982 (init_emit_once): Use float_mode_for_size.
16983 * stor-layout.c (layout_type): Likewise.
16984 * gdbhooks.py (build_pretty_printer): Handle opt_scalar_float_mode.
16986 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
16987 Alan Hayward <alan.hayward@arm.com>
16988 David Sherwood <david.sherwood@arm.com>
16990 * output.h (assemble_real): Take a scalar_float_mode.
16991 * config/arm/arm.c (arm_assemble_integer): Update accordingly.
16992 * config/arm/arm.md (consttable_4): Likewise.
16993 (consttable_8): Likewise.
16994 (consttable_16): Likewise.
16995 * config/mips/mips.md (consttable_float): Likewise.
16996 * config/s390/s390.c (s390_output_pool_entry): Likewise.
16997 * varasm.c (assemble_real): Take a scalar_float_mode.
16998 (output_constant_pool_2): Update accordingly.
16999 (output_constant): Likewise.
17001 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
17002 Alan Hayward <alan.hayward@arm.com>
17003 David Sherwood <david.sherwood@arm.com>
17005 * tree.h (SCALAR_FLOAT_TYPE_MODE): New macro.
17006 * builtins.c (expand_builtin_signbit): Use it instead of TYPE_MODE.
17007 * fold-const.c (fold_convert_const_real_from_fixed): Likewise.
17008 (native_encode_real): Likewise.
17009 (native_interpret_real): Likewise.
17010 * hsa-brig.c (emit_immediate_scalar_to_buffer): Likewise.
17011 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
17013 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
17014 Alan Hayward <alan.hayward@arm.com>
17015 David Sherwood <david.sherwood@arm.com>
17017 * optabs-libfuncs.c (gen_trunc_conv_libfunc): Use is_a
17018 <scalar_float_mode>. Simplify.
17019 (gen_extend_conv_libfunc): Likewise.
17021 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
17022 Alan Hayward <alan.hayward@arm.com>
17023 David Sherwood <david.sherwood@arm.com>
17025 * coretypes.h (scalar_float_mode): New type.
17026 * machmode.h (mode_traits::from_int): Use machine_mode if
17027 USE_ENUM_MODES is defined.
17028 (is_a): New function.
17030 (dyn_cast): Likewise.
17031 (scalar_float_mode): New class.
17032 (scalar_float_mode::includes_p): New function.
17033 (is_float_mode): Likewise.
17034 * gdbhooks.py (MachineModePrinter): New class.
17035 (build_pretty_printer): Use it for scalar_float_mode.
17036 * real.h (FLOAT_MODE_FORMAT): Use as_a <scalar_float_mode>.
17037 (format_helper::format_helper): Turn into a template.
17038 * genmodes.c (get_mode_class): New function.
17039 (emit_insn_modes_h): Give modes the class returned by get_mode_class,
17040 or machine_mode if none.
17041 * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Use
17042 as_a <scalar_float_mode>.
17043 * dwarf2out.c (mem_loc_descriptor): Likewise.
17044 (insert_float): Likewise.
17045 (add_const_value_attribute): Likewise.
17046 * simplify-rtx.c (simplify_immed_subreg): Likewise.
17047 * optabs.c (expand_absneg_bit): Take a scalar_float_mode.
17048 (expand_unop): Update accordingly.
17049 (expand_abs_nojump): Likewise.
17050 (expand_copysign_absneg): Take a scalar_float_mode.
17051 (expand_copysign_bit): Likewise.
17052 (expand_copysign): Update accordingly.
17054 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
17055 Alan Hayward <alan.hayward@arm.com>
17056 David Sherwood <david.sherwood@arm.com>
17058 * coretypes.h (opt_mode): New class.
17059 * machmode.h (opt_mode): Likewise.
17060 (opt_mode::else_void): New function.
17061 (opt_mode::require): Likewise.
17062 (opt_mode::exists): Likewise.
17063 (GET_MODE_WIDER_MODE): Turn into a function and return an opt_mode.
17064 (GET_MODE_2XWIDER_MODE): Likewise.
17065 (mode_iterator::get_wider): Update accordingly.
17066 (mode_iterator::get_2xwider): Likewise.
17067 (mode_iterator::get_known_wider): Likewise, turning into a template.
17068 * combine.c (make_extraction): Update use of GET_MODE_WIDER_MODE,
17069 forcing a wider mode to exist.
17070 * config/cr16/cr16.h (LONG_REG_P): Likewise.
17071 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
17072 * config/c6x/c6x.c (c6x_rtx_costs): Update use of
17073 GET_MODE_2XWIDER_MODE, forcing a wider mode to exist.
17074 * lower-subreg.c (init_lower_subreg): Likewise.
17075 * optabs-libfuncs.c (init_sync_libfuncs_1): Likewise, but not
17076 on the final iteration.
17077 * config/i386/i386.c (ix86_expand_set_or_movmem): Check whether
17078 a wider mode exists before asking for a move pattern.
17079 (get_mode_wider_vector): Update use of GET_MODE_WIDER_MODE,
17080 forcing a wider mode to exist.
17081 (expand_vselect_vconcat): Update use of GET_MODE_2XWIDER_MODE,
17082 returning false if no such mode exists.
17083 * config/ia64/ia64.c (expand_vselect_vconcat): Likewise.
17084 * config/mips/mips.c (mips_expand_vselect_vconcat): Likewise.
17085 * expmed.c (init_expmed_one_mode): Update use of GET_MODE_WIDER_MODE.
17086 Avoid checking for a MODE_INT if we already know the mode is not a
17088 (extract_high_half): Update use of GET_MODE_WIDER_MODE,
17089 forcing a wider mode to exist.
17090 (expmed_mult_highpart_optab): Likewise.
17091 (expmed_mult_highpart): Likewise.
17092 * expr.c (expand_expr_real_2): Update use of GET_MODE_WIDER_MODE,
17094 * lto-streamer-in.c (lto_input_mode_table): Likewise.
17095 * optabs-query.c (find_widening_optab_handler_and_mode): Likewise.
17096 * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
17097 * internal-fn.c (expand_mul_overflow): Update use of
17098 GET_MODE_2XWIDER_MODE.
17099 * omp-low.c (omp_clause_aligned_alignment): Likewise.
17100 * tree-ssa-math-opts.c (convert_mult_to_widen): Update use of
17101 GET_MODE_WIDER_MODE.
17102 (convert_plusminus_to_widen): Likewise.
17103 * tree-switch-conversion.c (array_value_type): Likewise.
17104 * var-tracking.c (emit_note_insn_var_location): Likewise.
17105 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
17106 Return false inside rather than outside the loop if no wider mode
17108 * optabs.c (expand_binop): Update use of GET_MODE_WIDER_MODE
17109 and GET_MODE_2XWIDER_MODE
17110 (can_compare_p): Use else_void.
17111 * gdbhooks.py (OptMachineModePrinter): New class.
17112 (build_pretty_printer): Use it for opt_mode.
17114 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
17115 Alan Hayward <alan.hayward@arm.com>
17116 David Sherwood <david.sherwood@arm.com>
17118 * tree-switch-conversion.c (array_value_type): Only read TYPE_MODE
17119 once. Use get_narrowest_mode instead of GET_CLASS_NARROWEST_MODE.
17121 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
17122 Alan Hayward <alan.hayward@arm.com>
17123 David Sherwood <david.sherwood@arm.com>
17125 * machmode.h (mode_traits): New structure.
17126 (get_narrowest_mode): New function.
17127 (mode_iterator::start): Likewise.
17128 (mode_iterator::iterate_p): Likewise.
17129 (mode_iterator::get_wider): Likewise.
17130 (mode_iterator::get_known_wider): Likewise.
17131 (mode_iterator::get_2xwider): Likewise.
17132 (FOR_EACH_MODE_IN_CLASS): New mode iterator.
17133 (FOR_EACH_MODE): Likewise.
17134 (FOR_EACH_MODE_FROM): Likewise.
17135 (FOR_EACH_MODE_UNTIL): Likewise.
17136 (FOR_EACH_WIDER_MODE): Likewise.
17137 (FOR_EACH_2XWIDER_MODE): Likewise.
17138 * builtins.c (expand_builtin_strlen): Use new mode iterators.
17139 * combine.c (simplify_comparison): Likewise
17140 * config/i386/i386.c (type_natural_mode): Likewise.
17141 * cse.c (cse_insn): Likewise.
17142 * dse.c (find_shift_sequence): Likewise.
17143 * emit-rtl.c (init_derived_machine_modes): Likewise.
17144 (init_emit_once): Likewise.
17145 * explow.c (hard_function_value): Likewise.
17146 * expmed.c (extract_fixed_bit_field_1): Likewise.
17147 (extract_bit_field_1): Likewise.
17148 (expand_divmod): Likewise.
17149 (emit_store_flag_1): Likewise.
17150 * expr.c (init_expr_target): Likewise.
17151 (convert_move): Likewise.
17152 (alignment_for_piecewise_move): Likewise.
17153 (widest_int_mode_for_size): Likewise.
17154 (emit_block_move_via_movmem): Likewise.
17155 (copy_blkmode_to_reg): Likewise.
17156 (set_storage_via_setmem): Likewise.
17157 (compress_float_constant): Likewise.
17158 * omp-low.c (omp_clause_aligned_alignment): Likewise.
17159 * optabs-query.c (get_best_extraction_insn): Likewise.
17160 * optabs.c (expand_binop): Likewise.
17161 (expand_twoval_unop): Likewise.
17162 (expand_twoval_binop): Likewise.
17163 (widen_leading): Likewise.
17164 (widen_bswap): Likewise.
17165 (expand_parity): Likewise.
17166 (expand_unop): Likewise.
17167 (prepare_cmp_insn): Likewise.
17168 (prepare_float_lib_cmp): Likewise.
17169 (expand_float): Likewise.
17170 (expand_fix): Likewise.
17171 (expand_sfix_optab): Likewise.
17172 * postreload.c (move2add_use_add2_insn): Likewise.
17173 * reg-stack.c (reg_to_stack): Likewise.
17174 * reginfo.c (choose_hard_reg_mode): Likewise.
17175 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
17176 * stor-layout.c (mode_for_size): Likewise.
17177 (smallest_mode_for_size): Likewise.
17178 (mode_for_vector): Likewise.
17179 (finish_bitfield_representative): Likewise.
17180 * tree-ssa-math-opts.c (target_supports_divmod_p): Likewise.
17181 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
17182 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
17183 * var-tracking.c (prepare_call_arguments): Likewise.
17185 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
17186 Alan Hayward <alan.hayward@arm.com>
17187 David Sherwood <david.sherwood@arm.com>
17189 * genconditions.c (write_header): Add a "#define USE_ENUM_MODES".
17190 * genmodes.c (emit_insn_modes_h): Define FOOmode to E_FOOmode if
17191 USE_ENUM_MODES is defined and to ((void) 0, E_FOOmode) otherwise.
17192 * machmode.h (mode_size): Move earlier in file.
17193 (mode_precision): Likewise.
17194 (mode_inner): Likewise.
17195 (mode_nunits): Likewise.
17196 (mode_unit_size): Likewise.
17197 (unit_unit_precision): Likewise.
17198 (mode_wider): Likewise.
17199 (mode_2xwider): Likewise.
17200 (machine_mode): New class.
17201 (mode_to_bytes): New function.
17202 (mode_to_bits): Likewise.
17203 (mode_to_precision): Likewise.
17204 (mode_to_inner): Likewise.
17205 (mode_to_unit_size): Likewise.
17206 (mode_to_unit_precision): Likewise.
17207 (mode_to_nunits): Likewise.
17208 (GET_MODE_SIZE): Use mode_to_bytes.
17209 (GET_MODE_BITSIZE): Use mode_to_bits.
17210 (GET_MODE_PRECISION): Use mode_to_precision.
17211 (GET_MODE_INNER): Use mode_to_inner.
17212 (GET_MODE_UNIT_SIZE): Use mode_to_unit_size.
17213 (GET_MODE_UNIT_PRECISION): Use mode_to_unit_precision.
17214 (GET_MODE_NUNITS): Use mode_to_nunits.
17215 * system.h (ALWAYS_INLINE): New macro.
17216 * config/powerpcspe/powerpcspe-c.c
17217 (altivec_resolve_overloaded_builtin): Use machine_mode instead of
17218 int for arg1_mode and arg2_mode.
17220 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
17221 Alan Hayward <alan.hayward@arm.com>
17222 David Sherwood <david.sherwood@arm.com>
17224 * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
17225 Prefix mode names with E_ in case statements.
17226 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
17227 * config/aarch64/aarch64.c (aarch64_split_simd_combine): Likewise.
17228 (aarch64_split_simd_move): Likewise.
17229 (aarch64_gen_storewb_pair): Likewise.
17230 (aarch64_gen_loadwb_pair): Likewise.
17231 (aarch64_gen_store_pair): Likewise.
17232 (aarch64_gen_load_pair): Likewise.
17233 (aarch64_get_condition_code_1): Likewise.
17234 (aarch64_constant_pool_reload_icode): Likewise.
17235 (get_rsqrte_type): Likewise.
17236 (get_rsqrts_type): Likewise.
17237 (get_recpe_type): Likewise.
17238 (get_recps_type): Likewise.
17239 (aarch64_gimplify_va_arg_expr): Likewise.
17240 (aarch64_simd_container_mode): Likewise.
17241 (aarch64_emit_load_exclusive): Likewise.
17242 (aarch64_emit_store_exclusive): Likewise.
17243 (aarch64_expand_compare_and_swap): Likewise.
17244 (aarch64_gen_atomic_cas): Likewise.
17245 (aarch64_emit_bic): Likewise.
17246 (aarch64_emit_atomic_swap): Likewise.
17247 (aarch64_emit_atomic_load_op): Likewise.
17248 (aarch64_evpc_trn): Likewise.
17249 (aarch64_evpc_uzp): Likewise.
17250 (aarch64_evpc_zip): Likewise.
17251 (aarch64_evpc_ext): Likewise.
17252 (aarch64_evpc_rev): Likewise.
17253 (aarch64_evpc_dup): Likewise.
17254 (aarch64_gen_ccmp_first): Likewise.
17255 (aarch64_gen_ccmp_next): Likewise.
17256 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
17257 (alpha_emit_xfloating_libcall): Likewise.
17258 (emit_insxl): Likewise.
17259 (alpha_arg_type): Likewise.
17260 * config/arc/arc.c (arc_vector_mode_supported_p): Likewise.
17261 (arc_preferred_simd_mode): Likewise.
17262 (arc_secondary_reload): Likewise.
17263 (get_arc_condition_code): Likewise.
17264 (arc_print_operand): Likewise.
17265 (arc_legitimate_constant_p): Likewise.
17266 * config/arc/arc.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
17267 * config/arc/arc.md (casesi_load): Likewise.
17268 (casesi_compact_jump): Likewise.
17269 * config/arc/predicates.md (proper_comparison_operator): Likewise.
17270 (cc_use_register): Likewise.
17271 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
17272 * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
17273 (arm_init_iwmmxt_builtins): Likewise.
17274 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
17275 (neon_expand_vector_init): Likewise.
17276 (arm_attr_length_move_neon): Likewise.
17277 (maybe_get_arm_condition_code): Likewise.
17278 (arm_emit_vector_const): Likewise.
17279 (arm_preferred_simd_mode): Likewise.
17280 (arm_output_iwmmxt_tinsr): Likewise.
17281 (thumb1_output_casesi): Likewise.
17282 (thumb2_output_casesi): Likewise.
17283 (arm_emit_load_exclusive): Likewise.
17284 (arm_emit_store_exclusive): Likewise.
17285 (arm_expand_compare_and_swap): Likewise.
17286 (arm_evpc_neon_vuzp): Likewise.
17287 (arm_evpc_neon_vzip): Likewise.
17288 (arm_evpc_neon_vrev): Likewise.
17289 (arm_evpc_neon_vtrn): Likewise.
17290 (arm_evpc_neon_vext): Likewise.
17291 (arm_validize_comparison): Likewise.
17292 * config/arm/neon.md (neon_vc<cmp_op><mode>): Likewise.
17293 * config/avr/avr-c.c (avr_resolve_overloaded_builtin): Likewise.
17294 * config/avr/avr.c (avr_rtx_costs_1): Likewise.
17295 * config/c6x/c6x.c (c6x_vector_mode_supported_p): Likewise.
17296 (c6x_preferred_simd_mode): Likewise.
17297 * config/epiphany/epiphany.c (get_epiphany_condition_code): Likewise.
17298 (epiphany_rtx_costs): Likewise.
17299 * config/epiphany/predicates.md (proper_comparison_operator):
17301 * config/frv/frv.c (condexec_memory_operand): Likewise.
17302 (frv_emit_move): Likewise.
17303 (output_move_single): Likewise.
17304 (output_condmove_single): Likewise.
17305 (frv_hard_regno_mode_ok): Likewise.
17306 (frv_matching_accg_mode): Likewise.
17307 * config/h8300/h8300.c (split_adds_subs): Likewise.
17308 (h8300_rtx_costs): Likewise.
17309 (h8300_print_operand): Likewise.
17310 (compute_mov_length): Likewise.
17311 (output_logical_op): Likewise.
17312 (compute_logical_op_length): Likewise.
17313 (compute_logical_op_cc): Likewise.
17314 (h8300_shift_needs_scratch_p): Likewise.
17315 (output_a_shift): Likewise.
17316 (compute_a_shift_length): Likewise.
17317 (compute_a_shift_cc): Likewise.
17318 (expand_a_rotate): Likewise.
17319 (output_a_rotate): Likewise.
17320 * config/i386/i386.c (classify_argument): Likewise.
17321 (function_arg_advance_32): Likewise.
17322 (function_arg_32): Likewise.
17323 (function_arg_64): Likewise.
17324 (function_value_64): Likewise.
17325 (ix86_gimplify_va_arg): Likewise.
17326 (ix86_legitimate_constant_p): Likewise.
17327 (put_condition_code): Likewise.
17328 (split_double_mode): Likewise.
17329 (ix86_avx256_split_vector_move_misalign): Likewise.
17330 (ix86_expand_vector_logical_operator): Likewise.
17331 (ix86_split_idivmod): Likewise.
17332 (ix86_expand_adjust_ufix_to_sfix_si): Likewise.
17333 (ix86_build_const_vector): Likewise.
17334 (ix86_build_signbit_mask): Likewise.
17335 (ix86_match_ccmode): Likewise.
17336 (ix86_cc_modes_compatible): Likewise.
17337 (ix86_expand_branch): Likewise.
17338 (ix86_expand_sse_cmp): Likewise.
17339 (ix86_expand_sse_movcc): Likewise.
17340 (ix86_expand_int_sse_cmp): Likewise.
17341 (ix86_expand_vec_perm_vpermi2): Likewise.
17342 (ix86_expand_vec_perm): Likewise.
17343 (ix86_expand_sse_unpack): Likewise.
17344 (ix86_expand_int_addcc): Likewise.
17345 (ix86_split_to_parts): Likewise.
17346 (ix86_vectorize_builtin_gather): Likewise.
17347 (ix86_vectorize_builtin_scatter): Likewise.
17348 (avx_vpermilp_parallel): Likewise.
17349 (inline_memory_move_cost): Likewise.
17350 (ix86_tieable_integer_mode_p): Likewise.
17351 (x86_maybe_negate_const_int): Likewise.
17352 (ix86_expand_vector_init_duplicate): Likewise.
17353 (ix86_expand_vector_init_one_nonzero): Likewise.
17354 (ix86_expand_vector_init_one_var): Likewise.
17355 (ix86_expand_vector_init_concat): Likewise.
17356 (ix86_expand_vector_init_interleave): Likewise.
17357 (ix86_expand_vector_init_general): Likewise.
17358 (ix86_expand_vector_set): Likewise.
17359 (ix86_expand_vector_extract): Likewise.
17360 (emit_reduc_half): Likewise.
17361 (ix86_emit_i387_round): Likewise.
17362 (ix86_mangle_type): Likewise.
17363 (ix86_expand_round_sse4): Likewise.
17364 (expand_vec_perm_blend): Likewise.
17365 (canonicalize_vector_int_perm): Likewise.
17366 (ix86_expand_vec_one_operand_perm_avx512): Likewise.
17367 (expand_vec_perm_1): Likewise.
17368 (expand_vec_perm_interleave3): Likewise.
17369 (expand_vec_perm_even_odd_pack): Likewise.
17370 (expand_vec_perm_even_odd_1): Likewise.
17371 (expand_vec_perm_broadcast_1): Likewise.
17372 (ix86_vectorize_vec_perm_const_ok): Likewise.
17373 (ix86_expand_vecop_qihi): Likewise.
17374 (ix86_expand_mul_widen_hilo): Likewise.
17375 (ix86_expand_sse2_abs): Likewise.
17376 (ix86_expand_pextr): Likewise.
17377 (ix86_expand_pinsr): Likewise.
17378 (ix86_preferred_simd_mode): Likewise.
17379 (ix86_simd_clone_compute_vecsize_and_simdlen): Likewise.
17380 * config/i386/sse.md (*andnot<mode>3): Likewise.
17381 (<mask_codefor><code><mode>3<mask_name>): Likewise.
17382 (*<code><mode>3): Likewise.
17383 * config/ia64/ia64.c (ia64_expand_vecint_compare): Likewise.
17384 (ia64_expand_atomic_op): Likewise.
17385 (ia64_arg_type): Likewise.
17386 (ia64_mode_to_int): Likewise.
17387 (ia64_scalar_mode_supported_p): Likewise.
17388 (ia64_vector_mode_supported_p): Likewise.
17389 (expand_vec_perm_broadcast): Likewise.
17390 * config/iq2000/iq2000.c (iq2000_move_1word): Likewise.
17391 (iq2000_function_arg_advance): Likewise.
17392 (iq2000_function_arg): Likewise.
17393 * config/m32c/m32c.c (m32c_preferred_reload_class): Likewise.
17394 * config/m68k/m68k.c (output_dbcc_and_branch): Likewise.
17395 (m68k_libcall_value): Likewise.
17396 (m68k_function_value): Likewise.
17397 (sched_attr_op_type): Likewise.
17398 * config/mcore/mcore.c (mcore_output_move): Likewise.
17399 * config/microblaze/microblaze.c (microblaze_function_arg_advance):
17401 (microblaze_function_arg): Likewise.
17402 * config/mips/mips.c (mips16_build_call_stub): Likewise.
17403 (mips_print_operand): Likewise.
17404 (mips_mode_ok_for_mov_fmt_p): Likewise.
17405 (mips_vector_mode_supported_p): Likewise.
17406 (mips_preferred_simd_mode): Likewise.
17407 (mips_expand_vpc_loongson_even_odd): Likewise.
17408 (mips_expand_vec_unpack): Likewise.
17409 (mips_expand_vi_broadcast): Likewise.
17410 (mips_expand_vector_init): Likewise.
17411 (mips_expand_vec_reduc): Likewise.
17412 (mips_expand_msa_cmp): Likewise.
17413 * config/mips/mips.md (casesi_internal_mips16_<mode>): Likewise.
17414 * config/mn10300/mn10300.c (mn10300_print_operand): Likewise.
17415 (cc_flags_for_mode): Likewise.
17416 * config/msp430/msp430.c (msp430_print_operand): Likewise.
17417 * config/nds32/nds32-md-auxiliary.c (nds32_mem_format): Likewise.
17418 (nds32_output_casesi_pc_relative): Likewise.
17419 * config/nds32/nds32.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
17420 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Likewise.
17421 (nvptx_gen_unpack): Likewise.
17422 (nvptx_gen_pack): Likewise.
17423 (nvptx_gen_shuffle): Likewise.
17424 (nvptx_gen_wcast): Likewise.
17425 (nvptx_preferred_simd_mode): Likewise.
17426 * config/pa/pa.c (pa_secondary_reload): Likewise.
17427 * config/pa/predicates.md (base14_operand): Likewise.
17428 * config/powerpcspe/powerpcspe-c.c
17429 (altivec_resolve_overloaded_builtin): Likewise.
17430 * config/powerpcspe/powerpcspe.c (rs6000_setup_reg_addr_masks):
17432 (rs6000_preferred_simd_mode): Likewise.
17433 (output_vec_const_move): Likewise.
17434 (rs6000_expand_vector_extract): Likewise.
17435 (rs6000_split_vec_extract_var): Likewise.
17436 (reg_offset_addressing_ok_p): Likewise.
17437 (rs6000_legitimate_offset_address_p): Likewise.
17438 (rs6000_legitimize_address): Likewise.
17439 (rs6000_emit_set_const): Likewise.
17440 (rs6000_const_vec): Likewise.
17441 (rs6000_emit_move): Likewise.
17442 (spe_build_register_parallel): Likewise.
17443 (rs6000_darwin64_record_arg_recurse): Likewise.
17444 (swap_selector_for_mode): Likewise.
17445 (spe_init_builtins): Likewise.
17446 (paired_init_builtins): Likewise.
17447 (altivec_init_builtins): Likewise.
17448 (do_load_for_compare): Likewise.
17449 (rs6000_generate_compare): Likewise.
17450 (rs6000_expand_float128_convert): Likewise.
17451 (emit_load_locked): Likewise.
17452 (emit_store_conditional): Likewise.
17453 (rs6000_output_function_epilogue): Likewise.
17454 (rs6000_handle_altivec_attribute): Likewise.
17455 (rs6000_function_value): Likewise.
17456 (emit_fusion_gpr_load): Likewise.
17457 (emit_fusion_p9_load): Likewise.
17458 (emit_fusion_p9_store): Likewise.
17459 * config/powerpcspe/predicates.md (easy_fp_constant): Likewise.
17460 (fusion_gpr_mem_load): Likewise.
17461 (fusion_addis_mem_combo_load): Likewise.
17462 (fusion_addis_mem_combo_store): Likewise.
17463 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
17464 (fusion_gpr_mem_load): Likewise.
17465 (fusion_addis_mem_combo_load): Likewise.
17466 (fusion_addis_mem_combo_store): Likewise.
17467 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17469 * config/rs6000/rs6000-string.c (do_load_for_compare): Likewise.
17470 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
17471 (rs6000_preferred_simd_mode): Likewise.
17472 (output_vec_const_move): Likewise.
17473 (rs6000_expand_vector_extract): Likewise.
17474 (rs6000_split_vec_extract_var): Likewise.
17475 (reg_offset_addressing_ok_p): Likewise.
17476 (rs6000_legitimate_offset_address_p): Likewise.
17477 (rs6000_legitimize_address): Likewise.
17478 (rs6000_emit_set_const): Likewise.
17479 (rs6000_const_vec): Likewise.
17480 (rs6000_emit_move): Likewise.
17481 (rs6000_darwin64_record_arg_recurse): Likewise.
17482 (swap_selector_for_mode): Likewise.
17483 (paired_init_builtins): Likewise.
17484 (altivec_init_builtins): Likewise.
17485 (rs6000_expand_float128_convert): Likewise.
17486 (emit_load_locked): Likewise.
17487 (emit_store_conditional): Likewise.
17488 (rs6000_output_function_epilogue): Likewise.
17489 (rs6000_handle_altivec_attribute): Likewise.
17490 (rs6000_function_value): Likewise.
17491 (emit_fusion_gpr_load): Likewise.
17492 (emit_fusion_p9_load): Likewise.
17493 (emit_fusion_p9_store): Likewise.
17494 * config/rx/rx.c (rx_gen_move_template): Likewise.
17495 (flags_from_mode): Likewise.
17496 * config/s390/predicates.md (s390_alc_comparison): Likewise.
17497 (s390_slb_comparison): Likewise.
17498 * config/s390/s390.c (s390_handle_vectorbool_attribute): Likewise.
17499 (s390_vector_mode_supported_p): Likewise.
17500 (s390_cc_modes_compatible): Likewise.
17501 (s390_match_ccmode_set): Likewise.
17502 (s390_canonicalize_comparison): Likewise.
17503 (s390_emit_compare_and_swap): Likewise.
17504 (s390_branch_condition_mask): Likewise.
17505 (s390_rtx_costs): Likewise.
17506 (s390_secondary_reload): Likewise.
17507 (__SECONDARY_RELOAD_CASE): Likewise.
17508 (s390_expand_cs): Likewise.
17509 (s390_preferred_simd_mode): Likewise.
17510 * config/s390/vx-builtins.md (vec_packsu_u<mode>): Likewise.
17511 * config/sh/sh.c (sh_print_operand): Likewise.
17512 (dump_table): Likewise.
17513 (sh_secondary_reload): Likewise.
17514 * config/sh/sh.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
17515 * config/sh/sh.md (casesi_worker_1): Likewise.
17516 (casesi_worker_2): Likewise.
17517 * config/sparc/predicates.md (icc_comparison_operator): Likewise.
17518 (fcc_comparison_operator): Likewise.
17519 * config/sparc/sparc.c (sparc_expand_move): Likewise.
17520 (emit_soft_tfmode_cvt): Likewise.
17521 (sparc_preferred_simd_mode): Likewise.
17522 (output_cbranch): Likewise.
17523 (sparc_print_operand): Likewise.
17524 (sparc_expand_vec_perm_bmask): Likewise.
17525 (vector_init_bshuffle): Likewise.
17526 * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
17527 (spu_vector_mode_supported_p): Likewise.
17528 (spu_expand_insv): Likewise.
17529 (spu_emit_branch_or_set): Likewise.
17530 (spu_handle_vector_attribute): Likewise.
17531 (spu_builtin_splats): Likewise.
17532 (spu_builtin_extract): Likewise.
17533 (spu_builtin_promote): Likewise.
17534 (spu_expand_sign_extend): Likewise.
17535 * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
17536 (tilegx_simd_int): Likewise.
17537 * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p): Likewise.
17538 (tilepro_simd_int): Likewise.
17539 * config/v850/v850.c (const_double_split): Likewise.
17540 (v850_print_operand): Likewise.
17541 (ep_memory_offset): Likewise.
17542 * config/vax/vax.c (vax_rtx_costs): Likewise.
17543 (vax_output_int_move): Likewise.
17544 (vax_output_int_add): Likewise.
17545 (vax_output_int_subtract): Likewise.
17546 * config/visium/predicates.md (visium_branch_operator): Likewise.
17547 * config/visium/visium.c (rtx_ok_for_offset_p): Likewise.
17548 (visium_print_operand_address): Likewise.
17549 * config/visium/visium.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
17550 * config/xtensa/xtensa.c (xtensa_mem_offset): Likewise.
17551 (xtensa_expand_conditional_branch): Likewise.
17552 (xtensa_copy_incoming_a7): Likewise.
17553 (xtensa_output_literal): Likewise.
17554 * dfp.c (decimal_real_maxval): Likewise.
17555 * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
17557 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
17558 Alan Hayward <alan.hayward@arm.com>
17559 David Sherwood <david.sherwood@arm.com>
17561 * genmodes.c (mode_size_inline): Add an E_ prefix to mode names.
17562 (mode_nunits_inline): Likewise.
17563 (mode_inner_inline): Likewise.
17564 (mode_unit_size_inline): Likewise.
17565 (mode_unit_precision_inline): Likewise.
17566 (emit_insn_modes_h): Likewise. Also emit a #define of the
17568 (emit_mode_wider): Add an E_ prefix to mode names.
17569 (emit_mode_complex): Likewise.
17570 (emit_mode_inner): Likewise.
17571 (emit_mode_adjustments): Likewise.
17572 (emit_mode_int_n): Likewise.
17573 * config/aarch64/aarch64-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP)
17574 (v2si_UP, v2sf_UP, v1df_UP, di_UP, df_UP, v16qi_UP, v8hi_UP, v8hf_UP)
17575 (v4si_UP, v4sf_UP, v2di_UP, v2df_UP, ti_UP, oi_UP, ci_UP, xi_UP)
17576 (si_UP, sf_UP, hi_UP, hf_UP, qi_UP): Likewise.
17577 (CRC32_BUILTIN, ENTRY): Likewise.
17578 * config/aarch64/aarch64.c (aarch64_push_regs): Likewise.
17579 (aarch64_pop_regs): Likewise.
17580 (aarch64_process_components): Likewise.
17581 * config/alpha/alpha.c (alpha_emit_conditional_move): Likewise.
17582 * config/arm/arm-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP, v2si_UP)
17583 (v2sf_UP, di_UP, v16qi_UP, v8hi_UP, v8hf_UP, v4si_UP, v4sf_UP)
17584 (v2di_UP, ti_UP, ei_UP, oi_UP, hf_UP, si_UP, void_UP): Likewise.
17585 * config/arm/arm.c (arm_init_libfuncs): Likewise.
17586 * config/i386/i386-builtin-types.awk (ix86_builtin_type_vect_mode):
17588 * config/i386/i386-builtin.def (pcmpestr): Likewise.
17589 (pcmpistr): Likewise.
17590 * config/microblaze/microblaze.c (double_memory_operand): Likewise.
17591 * config/mmix/mmix.c (mmix_output_condition): Likewise.
17592 * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
17594 * config/rl78/rl78.c (mduc_regs): Likewise.
17595 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
17596 (htm_expand_builtin): Likewise.
17597 * config/sh/sh.h (REGISTER_NATURAL_MODE): Likewise.
17598 * config/sparc/sparc.c (emit_save_or_restore_regs): Likewise.
17599 * config/xtensa/xtensa.c (print_operand): Likewise.
17600 * expmed.h (NUM_MODE_PARTIAL_INT): Likewise.
17601 (NUM_MODE_VECTOR_INT): Likewise.
17602 * genoutput.c (null_operand): Likewise.
17603 (output_operand_data): Likewise.
17604 * genrecog.c (print_parameter_value): Likewise.
17605 * lra.c (debug_operand_data): Likewise.
17607 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
17609 * dwarf2out.c (scompare_loc_descriptor_wide)
17610 (scompare_loc_descriptor_narrow): New functions, split out from...
17611 (scompare_loc_descriptor): ...here.
17612 * expmed.c (emit_store_flag_int): New function, split out from...
17613 (emit_store_flag): ...here.
17615 2017-08-30 Richard Biener <rguenther@suse.de>
17617 * dwarf2out.c (dwarf2out_finish): Remove setting AT_pubnames.
17618 (dwarf2out_early_finish): Move setting of AT_pubnames from
17619 early debug output to early finish.
17621 2017-08-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
17623 * gcc/config/msp430/msp430.h: Pass -mcode/data-region to the linker
17624 and -mdata-region to the assembler.
17626 2017-08-30 Richard Biener <rguenther@suse.de>
17628 * dwarf2out.c (add_dwarf_attr): Check we don't add duplicate
17630 (gen_subprogram_die): Add DW_AT_object_pointer only early.
17631 (dwarf2out_early_global_decl): Only generate a DIE for the
17632 abstract origin if it doesn't already exist or is a declaration DIE.
17633 (resolve_addr): Do not add the linkage name twice when
17634 generating a stub DIE for the DW_TAG_GNU_call_site target.
17636 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
17638 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17639 Use machine_mode rather than int for arg1_mode.
17641 2017-08-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17644 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Insure
17645 that the second argument of the built-in functions to unpack
17646 128-bit scalar types to 64-bit values is 0 or 1. Change to use a
17647 switch statement instead a lot of if statements.
17648 * config/rs6000/rs6000.md (unpack<mode>, FMOVE128_VSX iterator):
17649 Allow 64-bit values to be in Altivec registers as well as
17650 traditional floating point registers.
17651 (pack<mode>, FMOVE128_VSX iterator): Likewise.
17653 2017-08-29 Alexander Monakov <amonakov@ispras.ru>
17655 * ira-costs.c (record_address_regs): Handle both operands of PLUS for
17656 MAX_REGS_PER_ADDRESS == 1.
17658 2017-08-29 Uros Bizjak <ubizjak@gmail.com>
17660 * config/i386/i386.opt (flag_fentry): Do not init to -1.
17661 * config/i386/i386.c (ix86_option_override_internal): Simplify
17662 setting of opts->x_flag_entry.
17664 2017-08-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17665 Jakub Jelinek <jakub@redhat.com>
17666 Richard Biener <rguenther@suse.de>
17668 PR tree-optimization/81503
17669 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Ensure
17670 folded constant fits in the target type; reorder tests for clarity.
17672 2017-08-29 Martin Liska <mliska@suse.cz>
17674 * passes.def: Include pass_lower_switch.
17675 * stmt.c (dump_case_nodes): Remove and move to
17676 tree-switch-conversion.
17677 (case_values_threshold): Likewise.
17678 (expand_switch_as_decision_tree_p): Likewise.
17679 (emit_case_decision_tree): Likewise.
17680 (expand_case): Likewise.
17681 (balance_case_nodes): Likewise.
17682 (node_has_low_bound): Likewise.
17683 (node_has_high_bound): Likewise.
17684 (node_is_bounded): Likewise.
17685 (emit_case_nodes): Likewise.
17686 (struct simple_case_node): New struct.
17687 (add_case_node): Remove.
17688 (emit_case_dispatch_table): Use vector instead of case_list.
17689 (reset_out_edges_aux): Remove.
17690 (compute_cases_per_edge): Likewise.
17691 (expand_case): Build list of simple_case_node.
17692 (expand_sjlj_dispatch_table): Use it.
17693 * tree-switch-conversion.c (struct case_node): Moved from
17694 stmt.c and adjusted.
17695 (emit_case_nodes): Likewise.
17696 (node_has_low_bound): Likewise.
17697 (node_has_high_bound): Likewise.
17698 (node_is_bounded): Likewise.
17699 (case_values_threshold): Likewise.
17700 (reset_out_edges_aux): Likewise.
17701 (compute_cases_per_edge): Likewise.
17702 (add_case_node): Likewise.
17703 (dump_case_nodes): Likewise.
17704 (balance_case_nodes): Likewise.
17705 (expand_switch_as_decision_tree_p): Likewise.
17706 (emit_jump): Likewise.
17707 (emit_case_decision_tree): Likewise.
17708 (try_switch_expansion): Likewise.
17709 (do_jump_if_equal): Likewise.
17710 (emit_cmp_and_jump_insns): Likewise.
17711 (fix_phi_operands_for_edge): New function.
17712 (record_phi_operand_mapping): Likewise.
17713 (class pass_lower_switch): New pass.
17714 (pass_lower_switch::execute): New function.
17715 (make_pass_lower_switch): Likewise.
17716 (conditional_probability):
17717 * timevar.def: Add TV_TREE_SWITCH_LOWERING.
17718 * tree-pass.h: Add make_pass_lower_switch.
17720 2017-08-29 Jozef Lawrynowicz <jozef.l@somniumtech.com>
17723 * gcc/config/msp430/msp430.c (msp430_attr): Mark interrupt
17726 2017-08-29 Richard Biener <rguenther@suse.de>
17728 * dwarf2out.c (add_dwarf_attr): When checking is enabled verify
17729 we do not add a DW_AT_inline attribute twice.
17730 (gen_subprogram_die): Remove code setting DW_AT_inline on
17731 DECL_ABSTRACT_P nodes.
17733 2017-08-29 Richard Sandiford <richard.sandiford@linaro.org>
17735 * gimplify.c (gimplify_call_expr): Copy the nothrow flag to
17736 calls to internal functions.
17737 (gimplify_modify_expr): Likewise.
17738 * tree-call-cdce.c (use_internal_fn): Likewise.
17739 * tree-ssa-math-opts.c (pass_cse_reciprocals::execute): Likewise.
17740 (convert_to_divmod): Set the nothrow flag.
17741 * tree-if-conv.c (predicate_mem_writes): Likewise.
17742 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
17743 (vectorizable_call): Likewise.
17744 (vectorizable_store): Likewise.
17745 (vectorizable_load): Likewise.
17746 * tree-vect-patterns.c (vect_recog_pow_pattern): Likewise.
17747 (vect_recog_mask_conversion_pattern): Likewise.
17749 2017-08-29 Martin Liska <mliska@suse.cz>
17752 * gcc.c (driver_handle_option): Add new argument.
17753 * opts-common.c (handle_option): Pass
17754 target_option_override_hook.
17755 * opts-global.c (lang_handle_option): Add new option.
17756 (set_default_handlers): Add new argument.
17757 (decode_options): Likewise.
17758 * opts.c (target_handle_option): Likewise.
17759 (common_handle_option): Call target_option_override_hook.
17760 * opts.h (struct cl_option_handler_func): Add hook for
17761 target option override.
17762 (struct cl_option_handlers): Likewise.
17763 (set_default_handlers): Add new argument.
17764 (decode_options): Likewise.
17765 (common_handle_option): Likewise.
17766 (target_handle_option): Likewise.
17767 * toplev.c (toplev::main): Pass targetm.target_option.override
17770 2017-08-29 Richard Biener <rguenther@suse.de>
17771 Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
17773 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Properly confine
17774 life to the active subtree.
17776 2017-08-28 Jeff Law <law@redhat.com>
17778 * tree-ssa-dom.c (edge_info::record_simple_equiv): Call
17779 derive_equivalences.
17780 (derive_equivalences_from_bit_ior, record_temporary_equivalences):
17781 Code moved into....
17782 (edge_info::derive_equivalences): New private member function
17784 * tree-ssa-dom.c (class edge_info): Changed from a struct
17785 to a class. Add ctor/dtor, methods and data members.
17786 (edge_info::edge_info): Renamed from allocate_edge_info.
17787 Initialize additional members.
17788 (edge_info::~edge_info): New.
17789 (free_dom_edge_info): Delete the edge info.
17790 (record_edge_info): Use new class & associated member functions.
17791 Tighten forms for testing for edge equivalences.
17792 (record_temporary_equivalences): Iterate over the simple
17793 equivalences rather than assuming there's only one per edge.
17794 (cprop_into_successor_phis): Iterate over the simple
17795 equivalences rather than assuming there's only one per edge.
17796 (optimize_stmt): Use operand_equal_p rather than pointer
17797 equality for mini-DSE code.
17799 2017-08-28 Nathan Sidwell <nathan@acm.org>
17801 * gcc.c (execute): Fold SIGPIPE handling into switch
17802 statement. Adjust internal error message.
17804 2017-08-28 Richard Biener <rguenther@suse.de>
17807 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
17808 Do nothing for removed DIEs.
17810 2017-08-28 Richard Biener <rguenther@suse.de>
17812 PR tree-optimization/81977
17813 * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix look through
17816 2017-08-28 Alexander Monakov <amonakov@ispras.ru>
17819 * doc/md.texi (mem_thread_fence): Remove mention of mode. Rewrite.
17820 * optabs.c (expand_mem_thread_fence): Emit a compiler barrier when
17821 using targetm.gen_mem_thread_fence.
17823 2017-08-27 Uros Bizjak <ubizjak@gmail.com>
17826 * config/i386/i386.md (*<btsc><mode>): Change operand 2
17827 predicate to register_operand. Reorder operands.
17828 (*btr<mode>): Ditto.
17829 (*<btsc><mode>_mask): Change operand 3 predicate to register_operand.
17830 (*btr<mode>_mask): Ditto.
17832 2017-08-25 Steven Munroe <munroesj@gcc.gnu.org>
17834 * config.gcc (powerpc*-*-*): Add xmmintrin.h and mm_malloc.h.
17835 * config/rs6000/xmmintrin.h: New file.
17836 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include xmmintrin.h.
17838 2017-08-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17841 * config/rs6000/rs6000-p8swap.c (find_alignment_op): Add reference
17842 parameter and_insn and return it.
17843 (recombine_lvx_pattern): Insert a copy to ensure availability of
17844 the base register of the copied masking operation at the point of
17845 the instruction replacement.
17846 (recombine_stvx_pattern): Likewise.
17848 2017-08-25 Michael Meissner <meissner@linux.vnet.ibm.com>
17850 * config/rs6000/rs6000.opt (-mpower9-dform-scalar): Delete
17851 undocumented switches.
17852 (-mpower9-dform-vector): Likewise.
17853 (-mpower9-dform): Likewise.
17854 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Update
17855 comments to delete references to -mpower9-dform* switches.
17856 * config/rs6000/predicates.md (vsx_quad_dform_memory_operand):
17857 Delete reference to -mpower9-dform* switches, test for
17858 -mpower9-vector instead.
17859 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Likewise.
17860 (OTHER_P9_VECTOR_MASKS): Likewise.
17861 (POWERPC_MASKS): Likewise.
17862 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Change
17863 tests against -mpower9-dform* to -mpower9-vector. Delete code
17864 that checked for -mpower9-dform* consistancy with other options.
17865 Add test for -mpower9-misc to enable other power9 switches.
17866 (rs6000_init_hard_regno_mode_ok): Likewise.
17867 (rs6000_option_override_internal): Likewise.
17868 (rs6000_emit_prologue): Likewise.
17869 (rs6000_emit_epilogue): Likewise.
17870 (rs6000_opt_masks): Delete -mpower9-dform-{scalar,vector}.
17871 (rs6000_disable_incompatiable_switches): Delete -mpower9-dform.
17872 (emit_fusion_p9_load): Change tests for -mpower9-dform-scalar
17874 (emit_fusion_p9_store): Likewise.
17875 * config/rs6000/rs6000.h (TARGET_P9_DFORM_SCALAR): Delete
17876 resetting these macros if the assembler does not support ISA 3.0
17878 (TARGET_P9_DFORM_VECTOR): Likewise.
17879 * config/rs6000/rs6000.md (peepholes to optimize altivec memory):
17880 Change to use -mpower9-vector instead of -mpower9-dform-scalar.
17882 2017-08-25 Alan Modra <amodra@gmail.com>
17884 PR rtl-optimization/81747
17885 * cse.c (cse_extended_basic_block): Don't attempt to record
17886 equivalences for degenerate conditional branches that branch
17887 to their fall-through.
17889 2017-08-24 Martin Sebor <msebor@redhat.com>
17891 PR middle-end/81908
17892 * gimple-fold.c (size_must_be_zero_p): New function.
17893 (gimple_fold_builtin_memory_op): Call it.
17895 2017-08-24 Steven Munroe <munroesj@gcc.gnu.org>
17897 * config/rs6000/mm_malloc.h: New file.
17899 2017-08-24 Bin Cheng <bin.cheng@arm.com>
17901 PR tree-optimization/81913
17902 * tree-ssa-loop-niter.c (number_of_iterations_cond): Skip niter
17903 analysis when either IVs in condition can wrap.
17905 2017-08-24 Uros Bizjak <ubizjak@gmail.com>
17907 * dwarf2out.c (MAX_ARTIFICIAL_LABEL_BYTES): Increase to 40.
17908 * dwarf2cfi.c (MAX_ARTIFICIAL_LABEL_BYTES): Remove.
17910 2017-08-24 Richard Biener <rguenther@suse.de>
17913 * targhooks.c (default_target_can_inline_p): Properly
17914 use target_option_default_node when no DECL_FUNCTION_SPECIFIC_TARGET
17915 is present and always compare.
17916 * config/i386/i386.c (ix86_valid_target_attribute_tree): Do not
17917 infer -mfpmath=sse from TARGET_SSE_P.
17918 (ix86_can_inline_p): Properly use target_option_default_node when
17919 no DECL_FUNCTION_SPECIFIC_TARGET is present and always compare.
17921 2017-08-24 Richard Biener <rguenther@suse.de>
17924 * dwarf2out.c (output_die): Handle flag_generate_offload like
17926 (output_comp_unit): Likewise.
17927 (gen_array_type_die): Likewise.
17928 (dwarf2out_early_finish): Likewise.
17929 (note_variable_value_in_expr): Likewise.
17930 (dwarf2out_finish): Likewise. Adjust assert.
17931 * cgraphunit.c (symbol_table::compile): Move setting of
17932 flag_generate_offload earlier ...
17933 (symbol_table::finalize_compilation_unit): ... here, before
17934 early debug finalization.
17936 2017-08-24 Richard Biener <rguenther@suse.de>
17938 * config/i386/i386.c: Include symbol-summary.h, ipa-prop.h
17939 and ipa-fnsummary.h.
17940 (ix86_can_inline_p): When ix86_fpmath flags do not match
17941 check whether the callee uses FP math at all.
17943 2017-08-24 Aldy Hernandez <aldyh@redhat.com>
17945 PR middle-end/81931
17946 * tree-ssanames.c (get_nonzero_bits): Use element_precision
17947 instead of TYPE_PRECISION.
17949 2017-08-24 Richard Sandiford <richard.sandiford@linaro.org>
17950 Alan Hayward <alan.hayward@arm.com>
17951 David Sherwood <david.sherwood@arm.com>
17953 * combine.c (make_extraction): Use subreg_offset_from_lsb.
17955 2017-08-23 Daniel Santos <daniel.santos@pobox.com>
17957 * config/i386/i386.h (ix86_frame::stack_realign_allocate_offset):
17959 (ix86_frame::stack_realign_allocate): New field.
17960 (struct machine_frame_state): Modify comments.
17961 (machine_frame_state::sp_realigned_fp_end): New field.
17962 * config/i386/i386.c (ix86_compute_frame_layout): Rework stack frame
17963 layout calculation.
17964 (sp_valid_at): Add assertion to assure no attempt to access invalid
17965 offset of a realigned stack.
17966 (fp_valid_at): Likewise.
17967 (choose_baseaddr): Modify comments.
17968 (ix86_emit_outlined_ms2sysv_save): Adjust to changes in
17969 ix86_expand_prologue.
17970 (ix86_expand_prologue): Modify stack realignment and allocation.
17971 (ix86_expand_epilogue): Modify comments.
17972 * doc/sourcebuild.texi: Add documentation for target selectors avx2,
17973 avx2_runtime, avx512f, and avx512f_runtime.
17975 2017-08-23 Uros Bizjak <ubizjak@gmail.com>
17977 * config/i386/i386.opt: Remove unneeded Init(0) initializations.
17978 (mstackrealign): Do not init to -1.
17979 * config/i386/i386.c (ix86_option_override_internal):
17980 Check opts_set, not opts when setting default value of
17981 opts->x_ix86_force_align_arg_pointer.
17983 2017-08-23 Richard Biener <rguenther@suse.de>
17985 * function.c (fndecl_name): Use verbosity 1 (no arguments) for
17986 lang_hooks.decl_printable_name.
17987 * print-rtl-function.c (print_rtx_function): Likewise.
17988 * tree-pretty-print.c (dump_function_header): Likewise.
17990 2017-08-23 Richard Biener <rguenther@suse.de>
17993 * dwarf2out.c (dwarf2out_abstract_function): Handle LTO with
17994 -g0 at compile-time.
17996 2017-08-23 Tamar Christina <tamar.christina@arm.com>
17998 PR middle-end/19706
17999 * doc/sourcebuild.texi (Other hardware attributes):
18002 2017-08-23 Tamar Christina <tamar.christina@arm.com>
18004 PR middle-end/19706
18005 * tree-ssa-math-opts.c (convert_expand_mult_copysign):
18006 Fix single-use check.
18008 2017-08-23 Thomas Preud'homme <thomas.preudhomme@arm.com>
18010 * gcc.c (execute): Only test for SIGKILL and SIGQUIT if available.
18012 2017-08-22 Daniel Santos <daniel.santos@pobox.com>
18014 * doc/install.texi: Modify to add more details on running selected
18017 2017-08-22 Daniel Santos <daniel.santos@pobox.com>
18019 * config/i386/i386.c (ix86_option_override_internal): Error when -mx32
18020 is combined with -mabi=ms.
18021 (ix86_function_type_abi): Limit errors for mixing -mx32 with attribute
18024 2017-08-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18026 PR tree-optimization/81488
18027 * gimple-ssa-strength-reduction (struct slsr_cand_d): Add visited
18028 and cached_basis fields.
18029 (MAX_SPREAD): New constant.
18030 (alloc_cand_and_find_basis): Initialize new fields.
18031 (clear_visited): New function.
18032 (create_phi_basis_1): Rename from create_phi_basis, set visited
18033 and cached_basis fields.
18034 (create_phi_basis): New wrapper function.
18035 (phi_add_costs_1): Rename from phi_add_costs, add spread
18036 parameter, set visited field, short-circuit when limits reached.
18037 (phi_add_costs): New wrapper function.
18038 (record_phi_increments_1): Rename from record_phi_increments, set
18040 (record_phi_increments): New wrapper function.
18041 (phi_incr_cost_1): Rename from phi_incr_cost, set visited field.
18042 (phi_incr_cost): New wrapper function.
18043 (all_phi_incrs_profitable_1): Rename from
18044 all_phi_incrs_profitable, set visited field.
18045 (all_phi_incrs_profitable): New wrapper function.
18047 2017-08-22 Richard Sandiford <richard.sandiford@linaro.org>
18048 Alan Hayward <alan.hayward@arm.com>
18049 David Sherwood <david.sherwood@arm.com>
18051 * rtl.h (paradoxical_subreg_p): Define inline, and add a version
18052 that takes the outer and inner modes.
18053 * doc/rtl.texi: Use paradoxical_subreg_p instead of a GET_MODE_SIZE
18054 comparison as the canonical test for a paradoxical subreg.
18055 * combine.c (simplify_set): Use paradoxical_subreg_p.
18056 (make_extraction): Likewise.
18057 (force_to_mode): Likewise.
18058 (rtx_equal_for_field_assignment_p): Likewise.
18059 (gen_lowpart_for_combine): Likewise.
18060 (simplify_comparison): Likewise.
18061 * cse.c (equiv_constant): Likewise.
18062 * expmed.c (store_bit_field_1): Likewise.
18063 * final.c (alter_subreg): Likewise.
18064 * fwprop.c (propagate_rtx): Likewise.
18065 (forward_propagate_subreg): Likewise.
18066 * ira-conflicts.c (ira_build_conflicts): Likewise.
18067 * lower-subreg.c (simplify_gen_subreg_concatn): Likewise.
18068 * lra-constraints.c (curr_insn_transform): Likewise.
18069 (split_reg): Likewise.
18070 * lra-eliminations.c (move_plus_up): Likewise.
18071 (lra_eliminate_regs_1): Likewise.
18072 * recog.c (general_operand): Likewise.
18073 * ree.c (combine_reaching_defs): Likewise.
18074 * reload.c (push_reload): Likewise.
18075 (find_reloads): Likewise.
18076 * reload1.c (elimination_effects): Likewise.
18077 (compute_reload_subreg_offset): Likewise.
18078 (choose_reload_regs): Likewise.
18079 * rtlanal.c (subreg_lsb_1): Likewise.
18080 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
18081 (simplify_subreg): Likewise.
18082 * var-tracking.c (track_loc_p): Likewise.
18083 * emit-rtl.c (byte_lowpart_offset): Likewise.
18084 (paradoxical_subreg_p): Delete out-of-line definition.
18086 2017-08-22 Jeff Law <law@redhat.com>
18088 PR tree-optimization/81741
18089 PR tree-optimization/71947
18090 * tree-ssa-dom.c: Include tree-inline.h.
18091 (record_temporary_equivalences): Only record SSA_NAME = SSA_NAME
18092 equivalences if one is more expensive to compute than the other.
18093 * tree-ssa-scopedtables.h (class const_or_copies): Make
18094 record_const_or_copy_raw method private.
18095 (class avail_exprs_stack): New method simplify_binary_operation.
18096 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr): Call
18097 avail_exprs_stack::simplify_binary_operation as needed.
18098 (avail_exprs_stack::simplify_binary_operation): New function.
18100 2017-08-22 Sebastian Huber <sebastian.huber@embedded-brains.de>
18102 * config.gcc (powerpc-*-rtems*): Add rs6000/linux64.opt.
18103 * config/rs6000/rtems.h (ASM_PREFERRED_EH_DATA_FORMAT): New define.
18104 (DOT_SYMBOLS): Likewise.
18105 (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
18106 (RELOCATABLE_NEEDS_FIXUP): Likewise.
18107 (RS6000_ABI_NAME): Likewise.
18108 (TARGET_CMODEL): Likewise.
18109 (TOC_SECTION_ASM_OP): Likewise.
18110 (SET_CMODEL): New macro.
18111 (SUBSUBTARGET_OVERRIDE_OPTIONS): Evaluate cmodel options.
18113 2017-08-22 Richard Biener <rguenther@suse.de>
18115 * tree-inline.c (remap_type_1): Change asserts on TYPE_SIZE[_UNIT]
18116 to allow for free-lang-data replacements similar to verify_type_variant.
18118 2017-08-22 Richard Sandiford <richard.sandiford@linaro.org>
18119 Alan Hayward <alan.hayward@arm.com>
18120 David Sherwood <david.sherwood@arm.com>
18122 * config/aarch64/aarch64.md (casesi): Use DImode rather than
18123 VOIDmode for the LABEL_REF.
18125 2017-08-22 Richard Biener <rguenther@suse.de>
18127 * tree-cfg.c (gimple_split_edge): Avoid reallocating target PHI nodes.
18129 2017-08-22 Richard Biener <rguenther@suse.de>
18131 * common.opt (feliminate-dwarf2-dups): Ignore.
18132 * doc/invoke.texi (feliminate-dwarf2-dups): Remove documentation.
18133 * dwarf2out.c (push_new_compile_unit, pop_compile_unit,
18134 same_die_p_wrap, compute_section_prefix,
18135 is_symbol_die, assign_symbol_names, break_out_includes): Remove.
18136 (comdat_symbol_id, comdat_symbol_number): Likewise.
18137 (cu_hash_table_entry, cu_hash_table_entry_hasher, cu_hash_type):
18139 (check_duplicate_cu, record_comdat_symbol_number): Likewise.
18140 (output_die): Mark unreachable path unreachable.
18141 (dwarf2out_start_source_file): Do not create DW_TAG_GNU_BINCL.
18142 (dwarf2out_end_source_file): Do not create DW_TAG_GNU_EINCL.
18143 (dwarf2out_init): Remove code handling flag_eliminate_dwarf2_dups.
18144 (dwarf2out_early_finish): Likewise.
18146 2017-08-22 Aldy Hernandez <aldyh@redhat.com>
18148 * wide-int.h (hwi_with_prec::hwi_with_prec): Sign extend.
18150 2017-08-22 Georg-Johann Lay <avr@gjlay.de>
18153 * config/avr/avr.c (avr_handle_addr_attribute): Early return if
18154 not VAR_P. Filter attribute warnings with OPT_Wattributes.
18155 (avr_attribute_table) <io, io_low, address>: Initialize
18156 .decl_required with true.
18158 2017-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18160 * config/rs6000/rs6000-cpus.def (-mvsx-scalar-float): Delete
18161 undocumented debugging options.
18162 (-mvsx-scalar-double): Likewise.
18163 (-mallow-df-permute): Likewise.
18164 (-mvectorize-builtins): Likewise.
18165 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
18166 (rs6000_builtin_vectorized_function): Likewise.
18167 (rs6000_builtin_md_vectorized_function): Likewise.
18168 (rs6000_opt_vars): Likewise.
18170 2017-08-21 Uros Bizjak <ubizjak@gmail.com>
18173 * config/i386/i386.md (*btsq_imm): Rename from *btsq.
18174 (*btrq_imm): Rename from *btrq.
18175 (*btcq_imm): Rename from *btcq.
18176 (btsc): New code attribute.
18177 (*<btsc><mode>): New insn pattern.
18178 (*btr<mode>): Ditto.
18179 (*<btsc><mode>_mask): New insn_and_split pattern.
18180 (*btr<mode>_mask): Ditto.
18182 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
18183 Alan Hayward <alan.hayward@arm.com>
18184 David Sherwood <david.sherwood@arm.com>
18186 * function.c (pad_below): Simplify padding calculation.
18188 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
18189 Alan Hayward <alan.hayward@arm.com>
18190 David Sherwood <david.sherwood@arm.com>
18192 * target.def (function_prologue): Remove frame size argument.
18193 (function_epilogue): Likewise.
18194 * doc/tm.texi: Regenerate.
18195 * final.c (final_start_function): Update call to function_prologue.
18196 (final_end_function): Update call to function_epilogue.
18197 (default_function_pro_epilogue): Remove frame size argument.
18198 * output.h (default_function_pro_epilogue): Likewise.
18199 * config/arm/arm.c (arm_output_function_epilogue): Likewise.
18200 (arm_output_function_prologue): Likewise.
18201 * config/frv/frv.c (frv_function_prologue): Likewise.
18202 (frv_function_epilogue): Likewise.
18203 * config/i386/i386.c (ix86_output_function_epilogue): Likewise.
18204 * config/ia64/ia64.c (ia64_output_function_prologue): Likewise.
18205 (ia64_output_function_epilogue): Likewise.
18206 * config/m32r/m32r.c (m32r_output_function_prologue): Likewise.
18207 (m32r_output_function_epilogue): Likewise.
18208 * config/microblaze/microblaze.c (microblaze_function_prologue)
18209 (microblaze_function_epilogue): Likewise.
18210 * config/mips/mips.c (mips_output_function_prologue): Likewise.
18211 (mips_output_function_epilogue): Likewise.
18212 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Likewise.
18213 (mmix_target_asm_function_epilogue): Likewise.
18214 * config/msp430/msp430.c (msp430_start_function): Likewise.
18215 * config/nds32/nds32.c (nds32_asm_function_prologue): Likewise.
18216 (nds32_asm_function_epilogue): Likewise.
18217 * config/nios2/nios2.c (nios2_asm_function_prologue): Likewise.
18218 * config/pa/pa.c (pa_output_function_prologue): Likewise.
18219 (pa_output_function_epilogue): Likewise.
18220 * config/powerpcspe/powerpcspe.c (rs6000_output_function_prologue)
18221 (rs6000_output_function_epilogue): Likewise.
18222 * config/rl78/rl78.c (rl78_start_function): Likewise.
18223 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Likewise.
18224 (rs6000_output_function_epilogue): Likewise.
18225 * config/rx/rx.c (rx_output_function_prologue): Likewise.
18226 * config/sh/sh.c (sh_output_function_epilogue): Likewise.
18227 * config/sparc/sparc.c (sparc_asm_function_prologue): Likewise.
18228 (sparc_asm_function_epilogue): Likewise.
18230 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
18232 * tree.h (type_has_mode_precision_p): New function.
18233 * convert.c (convert_to_integer_1): Use it.
18234 * expr.c (expand_expr_real_2): Likewise.
18235 (expand_expr_real_1): Likewise.
18236 * fold-const.c (fold_single_bit_test_into_sign_test): Likewise.
18237 * match.pd: Likewise.
18238 * tree-ssa-forwprop.c (simplify_rotate): Likewise.
18239 * tree-ssa-math-opts.c (convert_mult_to_fma): Likewise.
18240 * tree-tailcall.c (process_assignment): Likewise.
18241 * tree-vect-loop.c (vectorizable_reduction): Likewise.
18242 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern)
18243 (vect_recog_mult_pattern, vect_recog_divmod_pattern): Likewise.
18244 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
18245 (vectorizable_assignment): Likewise.
18246 (vectorizable_shift): Likewise.
18247 (vectorizable_operation): Likewise.
18248 * tree-vrp.c (register_edge_assert_for_2): Likewise.
18250 2017-08-21 Wilco Dijkstra <wdijkstr@arm.com>
18252 * match.pd: Add pow (C, x) simplification.
18254 2017-08-21 Richard Biener <rguenther@suse.de>
18256 PR tree-optimization/81900
18257 * tree-ssa-pre.c (compute_antic_aux): Properly compute changed
18258 for blocks with abnormal predecessors.
18259 (compute_antic): Do not set visited flag prematurely.
18261 2017-08-21 Georg-Johann Lay <avr@gjlay.de>
18264 * config/avr/avr.c (avr_set_current_function): Typo in diagnostic.
18266 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
18268 * stor-layout.h (vector_type_mode): Move to...
18269 * tree.h (vector_type_mode): ...here.
18270 * stor-layout.c (vector_type_mode): Move to...
18271 * tree.c (vector_type_mode): ...here. Include rtl.h and regs.h.
18273 2017-08-21 Richard Biener <rguenther@suse.de>
18275 * debug.h (struct gcc_debug_hooks): Add die_ref_for_decl and
18276 register_external_die hooks.
18277 (debug_false_tree_charstarstar_uhwistar): Declare.
18278 (debug_nothing_tree_charstar_uhwi): Likewise.
18279 * debug.c (do_nothing_debug_hooks): Adjust.
18280 (debug_false_tree_charstarstar_uhwistar): New do nothing.
18281 (debug_nothing_tree_charstar_uhwi): Likewise.
18282 * dbxout.c (dbx_debug_hooks): Adjust.
18283 (xcoff_debug_hooks): Likewise.
18284 * sdbout.c (sdb_debug_hooks): Likewise.
18285 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
18286 * dwarf2out.c (macinfo_label_base): New global.
18287 (dwarf2out_register_external_die): New function for the
18288 register_external_die hook.
18289 (dwarf2out_die_ref_for_decl): Likewise for die_ref_for_decl.
18290 (dwarf2_debug_hooks): Use them.
18291 (dwarf2_lineno_debug_hooks): Adjust.
18292 (struct die_struct): Add with_offset flag.
18293 (DEBUG_LTO_DWO_INFO_SECTION, DEBUG_LTO_INFO_SECTION,
18294 DEBUG_LTO_DWO_ABBREV_SECTION, DEBUG_LTO_ABBREV_SECTION,
18295 DEBUG_LTO_DWO_MACINFO_SECTION, DEBUG_LTO_MACINFO_SECTION,
18296 DEBUG_LTO_DWO_MACRO_SECTION, DEBUG_LTO_MACRO_SECTION,
18297 DEBUG_LTO_LINE_SECTION, DEBUG_LTO_DWO_STR_OFFSETS_SECTION,
18298 DEBUG_LTO_STR_DWO_SECTION, DEBUG_STR_LTO_SECTION): New macros
18299 defining section names for the early LTO debug variants.
18300 (reset_indirect_string): New helper.
18301 (add_AT_external_die_ref): Helper for dwarf2out_register_external_die.
18302 (print_dw_val): Add support for offsetted symbol references.
18303 (get_ultimate_context): Split out from is_cxx.
18304 (is_cxx): Use get_ultimate_context.
18305 (is_fortran): Add decl overload.
18306 (compute_comp_unit_symbol): Split out worker from
18307 compute_section_prefix.
18308 (compute_section_prefix): Call compute_comp_unit_symbol and
18309 set comdat_type_p here.
18310 (output_die): Skip DIE symbol output for the LTO added one.
18311 Handle DIE symbol references with offset.
18312 (output_comp_unit): Guard section name mangling properly.
18313 For LTO debug sections emit a symbol at the section beginning
18314 which we use to refer to its DIEs.
18315 (add_abstract_origin_attribute): For DIEs registered via
18316 dwarf2out_register_external_die directly refer to the early
18317 DIE rather than indirectly through the shadow one we created.
18318 Remove obsolete call to dwarf2out_abstract_function for
18319 non-function/block origins.
18320 (gen_array_type_die): When generating early LTO debug do
18321 not emit DW_AT_string_length.
18322 (gen_formal_parameter_die): Do not re-create DIEs for PARM_DECLs
18323 late when in LTO. As suggested place a gcc_unreachable for
18324 the DECL_ABSTRACT_P case.
18325 (gen_subprogram_die): Avoid another specification DIE
18326 for early built declarations/definitions for the late LTO case.
18327 (gen_variable_die): Add type references for late duplicated VLA dies
18329 (gen_inlined_subroutine_die): Do not call dwarf2out_abstract_function,
18330 we have the abstract instance already.
18331 (process_scope_var): Adjust decl DIE contexts in LTO which
18332 first puts them in limbo.
18333 (gen_decl_die): Do not generate type DIEs late apart from
18334 types for VLAs or for decls we do not yet have a DIE. Do not
18335 call dwarf2out_abstract_function late.
18336 (dwarf2out_early_global_decl): Make sure to create DIEs
18337 for abstract instances of a decl first.
18338 (dwarf2out_late_global_decl): Adjust comment.
18339 (output_macinfo_op): With multiple macro sections use
18340 macinfo_label_base to distinguish labels.
18341 (output_macinfo): Likewise. Update macinfo_label_base.
18342 Pass in the line info label.
18343 (note_variable_value_in_expr): When generating LTO resolve
18344 all variable values here by generating DIEs as needed.
18345 (init_sections_and_labels): Add early LTO debug flag parameter
18346 and generate different sections and names if set. Add generation
18347 counter for the labels so we can have multiple of them.
18348 (reset_dies): Helper to allow DIEs to be output multiple times.
18349 (dwarf2out_finish): When outputting DIEs to the fat part of an
18350 LTO object first reset DIEs.
18351 (dwarf2out_early_finish): Output early DIEs when generating LTO.
18352 (modified_type_die): Check for decl_ultimate_origin being self
18354 (gen_type_die_with_usage): Likewise.
18355 (gen_typedef_die): Allow decl_ultimate_origin being self.
18356 (set_decl_abstract_flags): Remove.
18357 (set_block_abstract_flags): Likewise.
18358 (dwarf2out_abstract_function): Treat the early generated DIEs
18359 as the abstract copy and only add DW_AT_inline and
18360 DW_AT_artificial here and call set_decl_origin_self.
18361 If the DIE has an abstract origin don't do anything.
18362 * tree.c (free_lang_data): Build a dummy TRANSLATION_UNIT_DECL
18363 if we have none yet (Go fails to build one, PR78628).
18364 (variably_modified_type_p): Prevent endless recursion for Ada
18365 cyclic pointer types.
18366 * lto-streamer-in.c: Include debug.h.
18367 (dref_queue): New global.
18368 (lto_read_tree_1): Stream in DIE references.
18369 (lto_input_tree): Register DIE references.
18370 (input_function): Stream DECL_DEBUG_ARGS.
18371 * lto-streamer-out.c: Include debug.h.
18372 (lto_write_tree_1): Output DIE references.
18373 (DFS::DFS_write_tree_body): Follow DECL_ABSTRACT_ORIGIN.
18374 Force a TRANSLATION_UNIT_DECL DECL_CONTEXT for file-scope decls.
18375 (output_function): Stream DECL_DEBUG_ARGS.
18376 * tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
18377 Stream DECL_ABSTRACT_ORIGIN.
18378 * tree-streamer-out.c (write_ts_decl_common_tree_pointers): Likewise.
18379 (write_ts_decl_minimal_tree_pointers): Force a TRANSLATION_UNIT_DECL
18380 DECL_CONTEXT for file-scope decls.
18381 * lto-streamer.h (struct dref_entry): Declare.
18382 (dref_queue): Likewise.
18383 * cfgexpand.c (pass_expand::execute): Do not call the
18384 outlining_inline_function hook here.
18385 * lto-wrapper.c (debug_obj): New global.
18386 (tool_cleanup): Unlink it if required.
18387 (debug_objcopy): New function.
18388 (run_gcc): Handle early debug sections in the IL files by
18389 extracting them to separate files, partially linkin them and
18390 feeding the result back as result to the linker.
18391 * config/darwin.h (DEBUG_LTO_INFO_SECTION, DEBUG_LTO_ABBREV_SECTION,
18392 DEBUG_LTO_MACINFO_SECTION, DEBUG_LTO_LINE_SECTION,
18393 DEBUG_STR_LTO_SECTION, DEBUG_LTO_MACRO_SECTION): Put early debug
18394 sections into a separate segment.
18395 * config/darwin.c (darwin_asm_named_section): Handle __GNU_DWARF_LTO
18397 (darwin_asm_dwarf_section): Likewise.
18398 (darwin_asm_output_dwarf_offset): Likewise.
18399 * config/i386/i386.c (make_resolver_func): Set DECL_IGNORED_P.
18401 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
18402 Alan Hayward <alan.hayward@arm.com>
18403 David Sherwood <david.sherwood@arm.com>
18405 * read-md.h (md_reader::record_potential_iterator_use): Replace
18406 pointer argument with an rtx and an index.
18407 * read-rtl.c (iterator_group::apply_iterator): Likewise.
18408 (apply_mode_iterator): Likewise.
18409 (apply_code_iterator): Likewise.
18410 (apply_int_iterator): Likewise.
18411 (apply_subst_iterator): Likewise.
18412 (record_iterator_use): Likewise.
18413 (record_attribute_use): Likewise.
18414 (md_reader::record_potential_iterator_use): Likewise. Update calls
18415 to record_iterator_use and apply_iterator.
18416 (iterator_use): Replace ptr with x and index.
18417 (attribute_use): Likewise.
18418 (apply_attribute_uses): Update calls to apply_iterator.
18419 (apply_iterators): Likewise. Update initialization of iterator_use.
18420 (rtx_reader::read_rtx_code): Update calls to record_iterator_use
18421 and record_potential_iterator_use.
18422 (rtx_reader::read_rtx_operand): Likewise.
18424 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
18425 Alan Hayward <alan.hayward@arm.com>
18426 David Sherwood <david.sherwood@arm.com>
18428 * varasm.c (const_rtx_hash_1): Don't hash in the mode of a
18431 2017-08-21 Richard Biener <rguenther@suse.de>
18433 PR middle-end/81884
18434 * tree-ssa-alias.c (stmt_kills_ref_p): Handle array accesses
18435 at struct end conservatively when comparing common bases.
18437 2017-08-21 Richard Biener <rguenther@suse.de>
18439 * tree-ssa-loop-im.c (struct lim_aux_data): Add ref index member.
18440 (mem_ref_in_stmt): Remove.
18441 (determine_max_movement): Use ref index to get at the reference.
18442 (invariantness_dom_walker::before_dom_children): Deal with
18443 lim data already initialized.
18444 (gather_mem_refs_stmt): Initialize lim data and record ref index.
18446 2017-08-19 Uros Bizjak <ubizjak@gmail.com>
18448 * config/i386/i386.h (OPTION_MASK_ISA_ROUND): Remove.
18449 (TARGET_ISA_ROUND): Ditto.
18450 (TARGET_ROUND): Ditto.
18451 * config/i386/i386.c: Substitute TARGET_ROUND with TARGET_SSE4_1.
18452 * config/i386/i386.md: Ditto.
18453 * config/i386/sse.md: Ditto.
18454 * config/i386/i386-builtin.def: Substitute OPTION_MASK_ISA_ROUND
18455 with OPTION_MASK_ISA_SSE4_1.
18457 2017-08-19 Uros Bizjak <ubizjak@gmail.com>
18460 * doc/extend.texi (x86 Built-in Functions): Correct the name of
18461 __builtin_ia32_lzcnt_u16.
18463 2017-08-18 Peter Bergner <bergner@vnet.ibm.com>
18466 * config/rs6000/rs6000.c (rs6000_activate_target_options): New function.
18467 (rs6000_set_current_function): Rewrite function to use it.
18469 2017-08-18 H.J. Lu <hongjiu.lu@intel.com>
18472 * print-tree.c (print_node): Support DECL_WARN_IF_NOT_ALIGN
18473 and TYPE_WARN_IF_NOT_ALIGN.
18474 * stor-layout.c (do_type_align): Merge DECL_WARN_IF_NOT_ALIGN.
18475 (handle_warn_if_not_align): New.
18476 (place_union_field): Call handle_warn_if_not_align.
18477 (place_field): Call handle_warn_if_not_align.
18478 Copy TYPE_WARN_IF_NOT_ALIGN.
18479 (finish_builtin_struct): Copy TYPE_WARN_IF_NOT_ALIGN.
18480 (layout_type): Likewise.
18481 * tree-core.h (tree_type_common): Add warn_if_not_align. Set
18483 (tree_decl_common): Add warn_if_not_align.
18484 * tree.c (build_range_type_1): Copy TYPE_WARN_IF_NOT_ALIGN.
18485 * tree.h (TYPE_WARN_IF_NOT_ALIGN): New.
18486 (SET_TYPE_WARN_IF_NOT_ALIGN): Likewise.
18487 (DECL_WARN_IF_NOT_ALIGN): Likewise.
18488 (SET_DECL_WARN_IF_NOT_ALIGN): Likewise.
18489 * doc/extend.texi: Document warn_if_not_aligned attribute.
18490 * doc/invoke.texi: Document -Wif-not-aligned and -Wpacked-not-aligned.
18492 2017-08-17 Martin Liska <mliska@suse.cz>
18495 * tree-loop-distribution.c (ddrs_table): Change type to pointer type.
18496 (get_data_dependence): Use it as pointer type.
18497 (distribute_loop): Likewise.
18499 2017-08-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18501 * config/rs6000/altivec.md (UNSPEC_VMRGOW_DIRECT): New constant.
18502 (p8_vmrgew_v4sf_direct): Generalize to p8_vmrgew_<mode>_direct.
18503 (p8_vmrgow_<mode>_direct): New define_insn.
18504 * config/rs6000/rs6000.c (altivec_expand_vec_perm_const): Properly
18505 handle endianness for vmrgew and vmrgow permute patterns.
18507 2017-08-17 Peter Bergner <bergner@vnet.ibm.com>
18509 * config/rs6000/altivec.md (VParity): Remove TARGET_VSX_TIMODE.
18510 * config/rs6000/rs6000-cpus.def: Remove comment.
18511 (ISA_2_7_MASKS_SERVER): Delete OPTION_MASK_VSX_TIMODE;
18512 (POWERPC_MASKS): Likewise.
18513 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Remove unneeded
18514 use of TARGET_VSX_TIMODE.
18515 (rs6000_setup_reg_addr_masks): Change TARGET_VSX_TIMODE to TARGET_VSX.
18516 (rs6000_init_hard_regno_mode_ok): Remove unneeded uses of
18517 TARGET_VSX_TIMODE. Change use of TARGET_VSX_TIMODE to TARGET_VSX.
18518 (rs6000_option_override_internal): Remove dead code.
18519 (rs6000_legitimize_address): Change TARGET_VSX_TIMODE to TARGET_VSX.
18520 (rs6000_legitimize_reload_address): Likewise.
18521 (rs6000_legitimate_address_p): Likewise.
18522 (rs6000_opt_masks): Delete "vsx-timode".
18523 (rs6000_disable_incompatible_switches): Remove mention of -mvsx-timode
18524 from function comment.
18525 * config/rs6000/rs6000.h (MASK_VSX_TIMODE): Delete.
18526 * config/rs6000/rs6000.md (FMOVE128_GPR): Remove TARGET_VSX_TIMODE.
18527 (V16QI, V8HI, V4SI, V4SF, V2DI, V2DF, V1TI): Remove useless empty
18529 * config/rs6000/rs6000.opt (mvsx-timode): Replace with stub.
18530 * config/rs6000/vector.md (VEC_IP): Remove TARGET_VSX_TIMODE.
18531 * config/rs6000/vsx.md (VSX_LE_128): Likewise.
18532 (VSX_TI): Likewise.
18534 (define_peephole2): Likewise.
18536 2017-08-17 Martin Sebor <msebor@redhat.com>
18539 * pretty-print.c (pp_format): Use strnlen in %.*s to avoid reading
18540 past the end of an array.
18541 (test_pp_format): Add test cases.
18543 2017-08-17 Richard Sandiford <richard.sandiford@linaro.org>
18545 * internal-fn.def (CLRSB, CLZ, CTZ, FFS, PARITY, POPCOUNT): Add
18546 missing ECF_NOTHROW flags.
18548 2017-08-17 Peter Bergner <bergner@vnet.ibm.com>
18551 * config/rs6000/vsx.md (*vsx_le_permute_<mode>): Add support for
18552 operands residing in integer registers.
18553 (*vsx_le_perm_load_<mode>): Likewise.
18554 (*vsx_le_perm_store_<mode>): Likewise.
18555 (define_peephole2): Add peepholes to optimize the above.
18557 2017-08-17 Marek Polacek <polacek@redhat.com>
18559 PR middle-end/81814
18560 * fold-const.c (operand_equal_for_comparison_p): Remove code that used
18561 to mimic what shorten_compare did. Change the return type to bool.
18562 (fold_cond_expr_with_comparison): Update call to
18563 operand_equal_for_comparison_p.
18564 (fold_ternary_loc): Likewise.
18566 2017-08-17 Jackson Woodruff <jackson.woodruff@arm.com>
18568 * aarch64-simd.md (mov<mode>): No longer force zero immediate into
18570 (*aarch64_simd_mov<mode>): Add new case for stp using zero immediate.
18572 2017-08-17 Richard Biener <rguenther@suse.de>
18574 * tree-ssa-structalias.c (solve_graph): When propagating
18575 to successors update the graphs succ edges and avoid duplicate work.
18577 2017-08-17 Maxim Ostapenko <m.ostapenko@samsung.com>
18580 * config/i386/i386.c (ix86_option_override_internal): Save target
18581 specific options after ix86_stack_protector_guard_reg was changed.
18583 2017-08-17 Richard Biener <rguenther@suse.de>
18585 PR tree-optimization/81827
18586 * tree-ssa-structalias.c (struct variable_info): Add is_reg_var flag.
18587 (new_var_info): Initialize it conservatively.
18588 (get_call_vi): Mark register vars.
18589 (new_scalar_tmp_constraint_exp): Likewise.
18590 (handle_rhs_call): Likewise.
18591 (handle_const_call): Likewise.
18592 (create_function_info_for): Likewise.
18593 (solve_constraints): Sort varinfos to separate register from
18594 non-register vars to pack points-to solution bitmaps during
18597 2017-08-17 Marek Polacek <polacek@redhat.com>
18599 * gimplify.c (gimplify_adjust_omp_clauses): Compare with 0 instead of 1.
18601 2017-08-17 Richard Biener <rguenther@suse.de>
18603 * tree-vrp.c (vrp_int_const_binop): Do not set *overflow_p
18604 to true when overflow is undefined and we saturated the result.
18606 2017-08-17 Alan Modra <amodra@gmail.com>
18609 * config/rs6000/rs6000.c (rs6000_savres_strategy): Revert 2017-08-09.
18610 Don't use store multiple if only one reg needs saving.
18611 (interesting_frame_related_regno): New function.
18612 (rs6000_frame_related): Don't emit frame info for regs that
18614 (rs6000_emit_epilogue): Likewise.
18616 2017-08-16 Nathan Sidwell <nathan@acm.org>
18618 * tree-core.h (tree_type_non_common): Rename binfo to lang_1.
18619 * tree.h (TYPE_BINFO): Use type_non_common.maxval.
18620 (TYPE_LANG_SLOT_1): Use type_non_common.lang_1, for any type.
18621 * tree.c (free_lang_data_in_type): Use else-if chain. Always
18622 clear TYPE_LANG_1. Remove obsolete member-function stripping.
18623 (find_decls_types_r): Comment about TYPE_MAX_VALUES_RAW.
18624 (verify_type): Adjust for TYPE_BINFO move.
18625 * lto-streamer-out.c (DFS::DFS_write_tree_body): No need to
18626 process TYPE_BINFO directly.
18627 (hash_tree): Likewise.
18628 * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
18630 * tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
18633 2017-08-16 David Malcolm <dmalcolm@redhat.com>
18635 * diagnostic-show-locus.c (colorizer::m_caret): Remove unused field.
18637 2017-08-16 Uros Bizjak <ubizjak@gmail.com>
18640 * config/i386/i386.md (*anddi_1_btr): Change predicates of
18641 operand 0 and operand 1 to nomimmediate_operand. Add "m" constraint.
18642 Add ix86_binary_operator_ok to insn constraint.
18643 (*iordi_1_bts): Ditto.
18644 (*xordi_1_btc): Ditto.
18645 (*btsq): Change predicate of operand 0 to nonimmediate_operand.
18646 Update corresponding peephole2 pattern.
18650 2017-08-16 Bin Cheng <bin.cheng@arm.com>
18652 PR tree-optimization/81832
18653 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Don't
18654 copy loop header which has IFN_LOOP_DIST_ALIAS call.
18656 2017-08-16 Marek Polacek <polacek@redhat.com>
18659 * fold-const.c (fold_indirect_ref_1): Restore original behavior
18660 regarding size_zero_node.
18662 2017-08-16 Martin Liska <mliska@suse.cz>
18665 * config.gcc: Respect previously set extra_objs in case
18668 2017-08-16 Richard Sandiford <richard.sandiford@linaro.org>
18670 PR tree-optimization/81835
18671 * tree-vect-loop.c (vect_is_simple_reduction): Simply checks for
18672 the phi SSA_NAME. Check that the condition in a COND_EXPR does
18673 not depend on the phi.
18675 2017-08-16 Alan Modra <amodra@gmail.com>
18677 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Delete
18680 2017-08-16 Alan Modra <amodra@gmail.com>
18682 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Merge..
18683 (save_reg_p): ..into this. Update all callers.
18684 (first_reg_to_save): Simplify.
18686 2017-08-16 Alan Modra <amodra@gmail.com>
18688 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't restore
18691 2017-08-15 Joseph Myers <joseph@codesourcery.com>
18695 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Only unroll for
18696 constant count if that count is less than 32.
18698 2017-08-15 Nathan Sidwell <nathan@acm.org>
18700 * gcc.c (execute): Emit friendlier message if inferior is killed
18701 by an external cause.
18703 2017-08-15 Richard Biener <rguenther@suse.de>
18705 PR tree-optimization/81790
18706 * tree-ssa-sccvn.c (vn_lookup_simplify_result): Handle both
18707 CONSTRUCTORs from simplifying and VN.
18709 2017-08-14 Martin Sebor <msebor@redhat.com>
18711 * builtin-attrs.def: Add comments.
18713 2017-08-14 Martin Sebor <msebor@redhat.com>
18716 * doc/extend.texi (attribute nonstring): Document new attribute.
18718 2017-08-14 Martin Sebor <msebor@redhat.com>
18721 * tree-diagnostic.c (default_tree_printer): Handle %G.
18722 * gimple-pretty-print.h (percent_G_format): Declare new function.
18723 * gimple-pretty-print.c (percent_G_format): Define.
18724 * tree-pretty-print.c (percent_K_format): Add argument.
18726 2017-08-14 Martin Sebor <msebor@redhat.com>
18728 PR translation/79998
18729 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
18730 Remove a stray space.
18732 2017-08-14 Uros Bizjak <ubizjak@gmail.com>
18735 * config/i386/i386.md (*anddi_1_btr): New insn_and_split pattern.
18736 (*iordi_1_bts): Ditto.
18737 (*xordi_1_btc): Ditto.
18739 2017-08-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18742 * config/rs6000/linux64.h (INVALID_64BIT): Use quoted strings.
18743 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18745 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Use
18746 quoted strings, and make more translator-friendly.
18747 (darwin_rs6000_override_options): Likewise.
18748 (rs6000_option_override_internal): Likewise.
18749 (rs6000_return_in_memory): Fix overlong line.
18750 (init_cmulative_args): Use quoted strings, and make more
18751 translator-friendly.
18752 (rs6000_pass_by_reference): Fix overlong line.
18753 (def_builtin): Use quoted strings.
18754 (altivec_expand_predicate_builtin): Use quoted strings, and make
18755 more translator-friendly.
18756 (htm_expand_builtin): Use quoted strings.
18757 (cpu_expand_builtin): Use quoted strings, and make more
18758 translator-friendly.
18759 (altivec_expand_builtin): Likewise.
18760 (paired_expand_predicate_builtin): Likewise.
18761 (rs6000_invalid_builtin): Likewise.
18762 (builtin_function_type): Use quoted strings.
18763 (rs6000_expand_split_stack_prologue): Use quoted strings, and make
18764 more translator-friendly.
18765 (rs6000_trampoline_init): Likewise.
18766 (rs6000_handle_altivec_attribute): Likewise.
18767 (rs6000_inner_target_options): Use quoted strings.
18768 (rs6000_disable_incompatible_switches): Likewise.
18769 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Use quoted
18770 strings, and make more translator-friendly.
18771 (SUBSUBTARGET_OVERRIDE_OPTIONS): Use quoted strings.
18773 2017-08-14 Bin Cheng <bin.cheng@arm.com>
18775 PR tree-optimization/81799
18776 * tree-loop-distribution.c (version_loop_by_alias_check): Force
18777 cond_expr to simple gimple operand.
18779 2017-08-14 Wilco Dijkstra <wdijkstr@arm.com>
18781 PR middle-end/46932
18782 * doc/sourcebuild.texi (autoincdec): Add autoincdec description.
18784 2017-08-14 Georg-Johann Lay <avr@gjlay.de>
18788 * config/avr/avr.opt (mgas-isr-prologues): New Var avr_gasisr_prologues.
18789 * config/avr/avr.md (gasisr, *gasisr): Use it instead of
18790 TARGET_GASISR_PROLOGUES.
18791 * config/avr/avr.c (avr_option_override): Same.
18792 (avr_pass_pre_proep::execute): Same.
18794 2017-08-13 H.J. Lu <hongjiu.lu@intel.com>
18797 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Replace
18798 frame pointer with stack pointer - UNITS_PER_WORD in debug insns.
18800 2017-08-13 Uros Bizjak <ubizjak@gmail.com>
18802 * config/i386/i386.md (*load_tp_<mode>): Redefine as
18803 define_insn_and_split. Split to a memory load from 0 in
18804 DEFAULT_TLS_SEG_REG address space. Merge with *load_tp_x32
18805 using PTR mode iterator.
18806 (*load_tp_x32_zext"): Redefine as define_insn_and_split.
18807 Split to a memory load from 0 in DEFAULT_TLS_SEG_REG address space.
18808 (*add_tp_<mode>): Redefine as define_insn_and_split.
18809 Split to an add with a memory load from 0 in DEFAULT_TLS_SEG_REG
18810 address space. Merge with *add_tp_x32 using PTR mode iterator.
18811 (*add_tp_x32_zext"): Redefine as define_insn_and_split.
18812 Split to an add with a memory load from 0 in
18813 DEFAULT_TLS_SEG_REG address space.
18815 2017-08-12 Andrew Pinski <apinski@cavium.com>
18817 * config/aarch64/aarch64-option-extensions.def (rdma):
18818 Fix feature string to what Linux prints out in /proc/cpuinfo.
18820 2017-08-12 Pierre-Marie de Rodat <derodat@adacore.com>
18823 * dwarf2out.c (modified_type_die): For C typedef types that have
18824 an ultimate origin, process the ultimate origin instead of the
18826 (gen_typedef_die): Assert that input DECLs have no ultimate
18828 (gen_type_die_with_usage): For typedef variants that have an
18829 ultimate origin, just call gen_decl_die on the original DECL.
18830 (process_scope_var): Avoid creating DIEs for local typedefs and
18831 concrete static variables.
18833 2017-08-12 Alan Modra <amodra@gmail.com>
18837 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Upgrade to
18838 match gnu-user.h startfile.
18839 (ENDFILE_LINUX_SPEC): Similarly.
18841 2017-08-11 Thomas Schwinge <thomas@codesourcery.com>
18844 * config/nvptx/nvptx.c (nvptx_override_options_after_change):
18846 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Remove definition.
18848 2017-08-11 Tamar Christina <tamar.christina@arm.com>
18849 * config/aarch64/aarch64.md (mov<mode>): Change.
18850 (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
18851 aarch64_reg_or_fp_float into aarch64_reg_or_fp_zero.
18852 * config/aarch64/predicates.md (aarch64_reg_or_fp_float): Removed.
18854 2017-08-11 Eric Botcazou <ebotcazou@adacore.com>
18856 * tree-sra.c (build_access_from_expr_1): Use more precise diagnostics
18857 for storage order barriers.
18859 2017-08-11 Martin Liska <mliska@suse.cz>
18862 * tree-chkp.c (chkp_get_bounds_for_decl_addr): Do not instrument
18863 variables of void type.
18865 2017-08-11 Martin Liska <mliska@suse.cz>
18867 * asan.c (asan_protect_global): Replace ASM_OUTPUT_DEF with
18868 TARGET_SUPPORTS_ALIASES.
18869 * cgraph.c (cgraph_node::create_same_body_alias): Likewise.
18870 * ipa-visibility.c (can_replace_by_local_alias): Likewise.
18871 (optimize_weakref): Likewise.
18872 * symtab.c (symtab_node::noninterposable_alias): Likewise.
18873 * varpool.c (varpool_node::create_extra_name_alias): Likewise.
18874 * defaults.h: Introduce TARGET_SUPPORTS_ALIASES.
18876 2017-08-11 Martin Liska <mliska@suse.cz>
18879 * config/i386/i386.c (make_resolver_func): Do complete
18880 refactoring of the function.
18882 2017-08-10 Uros Bizjak <ubizjak@gmail.com>
18885 * config/i386/i386.opt (mstack-protector-guard-symbol=): New option
18886 * config/i386/i386.c (ix86_stack_protect_guard): Use
18887 ix86_stack_protect_guard_symbol_str to generate varible declaration.
18888 * doc/invoke.texi (x86 Options): Document
18889 -mstack-protector-guard-symbol= option.
18891 2017-08-10 Uros Bizjak <ubizjak@gmail.com>
18893 * config/i386/i386-protos.h (ix86_split_stack_guard): New prototype.
18894 * config/i386/i386.c (ix86_split_stack_guard): New function.
18895 (ix86_xpand_split_stack_prologue): Call ix86_split_stack_guard.
18896 (ix86_legitimate_address_p) <case UNSPEC_STACK_CHECK>: Remove.
18897 (i386_asm_output_addr_const_extra) <case UNSPEC_STACK_CHECK>: Ditto.
18898 (optput_pic_addr_const): Remove UNSPEC_STACK_CHECK handling.
18899 * config/i386/i386.md (unspec): Remove UNSPEC_STACK_CHECK.
18900 (split_stack_space_check): Call ix86_split_stack_guard.
18902 2017-08-10 Martin Sebor <msebor@redhat.com>
18904 * print-tree.c (print_node): Print location using the established
18906 Replace spaces with colons.
18907 (debug_raw, debug): Ditto.
18909 2017-08-10 Martin Sebor <msebor@redhat.com>
18912 * pretty-print.c (pp_format): Correct the handling of %s precision.
18914 2017-08-10 H.J. Lu <hongjiu.lu@intel.com>
18917 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
18919 (ix86_finalize_stack_frame_flags): This. Also clear
18920 frame_pointer_needed if -fno-omit-frame-pointer is used without
18922 (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
18923 with ix86_finalize_stack_frame_flags.
18924 (ix86_expand_epilogue): Likewise.
18925 (ix86_expand_split_stack_prologue): Likewise.
18926 * doc/invoke.texi: Add a note for -fno-omit-frame-pointer.
18928 2017-08-10 Martin Liska <mliska@suse.cz>
18931 * c-attribs.c (handle_target_attribute):
18932 Report warning for an empty string argument of target attribute.
18934 2017-08-09 Jakub Jelinek <jakub@redhat.com>
18937 * omp-low.c (omp_copy_decl): Don't remap FORCED_LABEL or DECL_NONLOCAL
18939 * tree-cfg.c (move_stmt_op): Don't adjust DECL_CONTEXT of FORCED_LABEL
18940 or DECL_NONLOCAL labels.
18941 (move_stmt_r) <case GIMPLE_LABEL>: Adjust DECL_CONTEXT of FORCED_LABEL
18942 or DECL_NONLOCAL labels here.
18944 2017-08-09 Will Schmidt <will_schmidt@vnet.ibm.com>
18946 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add blurb
18947 to indicate when early gimple folding has been disabled.
18948 (rs6000_gimple_fold_builtin): Add debug content.
18949 (rs6000_invalid_builtin): Fix whitespace.
18950 (rs6000_expand_builtin): Fix whitespace.
18951 * config/rs6000/rs6000.opt: Add option for -mfold-gimple.
18953 2017-08-09 Segher Boessenkool <segher@kernel.crashing.org>
18956 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
18957 SAVE_MULTIPLE if not all the registers that saves, should be saved.
18959 2017-08-09 Jim Wilson <jim.wilson@linaro.org>
18961 * config/aarch64/aarch64-cores.def (falkor): Use falkor pipeline.
18962 (qdf24xx): Likewise.
18963 * config/aarch64/aarch64.md: Include falkor.md.
18964 * config/aarch64/falkor.md: New.
18966 2017-08-09 Marek Polacek <polacek@redhat.com>
18969 * diagnostic-core.h (emit_diagnostic_valist): Add declaration.
18970 * diagnostic.c (emit_diagnostic): Add a comment.
18971 (emit_diagnostic_valist): New function.
18973 2017-08-09 Marek Polacek <polacek@redhat.com>
18976 * input.c (make_location): New overload.
18977 * input.h (make_location): Declare.
18979 2017-08-08 Alan Modra <amodra@gmail.com>
18980 H.J. Lu <hongjiu.lu@intel.com>
18983 * gcc.c (NO_PIE_SPEC): Delete.
18984 (PIE_SPEC): Define as !no-pie/pie. Move static|shared|r
18986 (LINK_PIE_SPEC): ..to here.
18987 (LINK_COMMAND_SPEC): Support -no-pie.
18988 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Correct
18989 chain of crtbegin*.o selection, update for PIE_SPEC changes and
18991 (GNU_USER_TARGET_ENDFILE_SPEC): Similarly.
18992 * config/sol2.h (STARTFILE_CRTBEGIN_SPEC): Similarly.
18993 (ENDFILE_CRTEND_SPEC): Similarly.
18995 2017-08-08 Uros Bizjak <ubizjak@gmail.com>
18998 * config/i386/i386.opt (mstack-protector-guard-reg=): New option
18999 (mstack-protector-guard-offset=): Ditto.
19000 * config/i386/i386.c (ix86_option_override): Handle
19001 -mstack-protector-guard-reg= and -mstack-protector-guard-offset=
19003 (ix86_stack_protect_guard): Use ix86_stack_protect_guard_reg and
19004 ix86_stack_protect_guard_offset variables.
19005 (TARGET_STACK_PROTECT_GUARD): Always define.
19006 * doc/invoke.texi (x86 Options): Document -mstack-protector-guard-reg=
19007 and -mstack-protector-guard-offset= options.
19009 2017-08-08 Bin Cheng <bin.cheng@arm.com>
19011 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): Handle
19012 boundary case for the last candidate.
19014 2017-08-08 Bin Cheng <bin.cheng@arm.com>
19016 * doc/invoke.texi: Document -ftree-loop-distribution for O3.
19017 * opts.c (default_options_table): Add OPT_ftree_loop_distribution.
19019 2017-08-08 Tamar Christina <tamar.christina@arm.com>
19021 PR middle-end/19706
19022 * config/aarch64/aarch64.md (xorsign<mode>3): New optabs.
19023 * config/aarch64/aarch64-builtins.c
19024 (aarch64_builtin_vectorized_function): Added CASE_CFN_XORSIGN.
19025 * config/aarch64/aarch64-simd-builtins.def: Added xorsign BINOP.
19026 * config/aarch64/aarch64-simd.md: Added xorsign<mode>3
19028 2017-08-08 Tamar Christina <tamar.christina@arm.com>
19029 Andrew Pinski <pinskia@gmail.com>
19031 PR middle-end/19706
19032 * internal-fn.def (XORSIGN): New.
19033 * optabs.def (xorsign_optab): New.
19034 * tree-ssa-math-opts.c (is_copysign_call_with_1): New.
19035 (convert_expand_mult_copysign): New.
19036 (pass_optimize_widening_mul::execute): Call
19037 convert_expand_mult_copysign.
19039 2017-08-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19041 PR tree-optimization/81354
19042 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
19043 Insert on edges rather than explicitly creating landing pads.
19044 (analyze_candidates_and_replace): Commit edge inserts.
19046 2017-08-08 Richard Biener <rguenther@suse.de>
19048 PR middle-end/81719
19049 * tree-ssa-loop-niter.c: Include tree-dfa.h.
19050 (expand_simple_operations): Also look through ADDR_EXPRs with
19051 MEM_REF bases treating them as POINTER_PLUS_EXPR.
19053 2017-08-08 Richard Biener <rguenther@suse.de>
19055 PR tree-optimization/81723
19056 * tree-vect-slp.c (struct bst_traits): New hash traits.
19057 (bst_fail): New global.
19058 (vect_build_slp_tree_2): New worker, split out from ...
19059 (vect_build_slp_tree): ... this now wrapping it with using
19060 bst_fail set to cache SLP tree build fails. Properly handle
19062 (vect_analyze_slp_instance): Allocate and free bst_fail.
19064 2017-08-08 Martin Liska <mliska@suse.cz>
19067 * ipa-icf-gimple.c (func_checker::compare_cst_or_decl): Consider
19068 LABEL_DECLs that can be from a different function.
19070 2017-08-08 Bin Cheng <bin.cheng@arm.com>
19072 PR tree-optimization/81744
19073 * tree-predcom.c (prepare_finalizers_chain): Deep copy expr of
19074 loop's number of iterations.
19076 2017-08-08 Martin Liska <mliska@suse.cz>
19078 * asan.c: Include header files.
19079 * attribs.c (build_decl_attribute_variant): New function moved
19081 (build_type_attribute_qual_variant): Likewise.
19082 (cmp_attrib_identifiers): Likewise.
19083 (simple_cst_list_equal): Likewise.
19084 (omp_declare_simd_clauses_equal): Likewise.
19085 (attribute_value_equal): Likewise.
19086 (comp_type_attributes): Likewise.
19087 (build_type_attribute_variant): Likewise.
19088 (lookup_ident_attribute): Likewise.
19089 (remove_attribute): Likewise.
19090 (merge_attributes): Likewise.
19091 (merge_type_attributes): Likewise.
19092 (merge_decl_attributes): Likewise.
19093 (merge_dllimport_decl_attributes): Likewise.
19094 (handle_dll_attribute): Likewise.
19095 (attribute_list_equal): Likewise.
19096 (attribute_list_contained): Likewise.
19097 * attribs.h (lookup_attribute): New function moved from tree.[ch].
19098 (lookup_attribute_by_prefix): Likewise.
19099 * bb-reorder.c: Include header files.
19100 * builtins.c: Likewise.
19101 * calls.c: Likewise.
19102 * cfgexpand.c: Likewise.
19103 * cgraph.c: Likewise.
19104 * cgraphunit.c: Likewise.
19105 * convert.c: Likewise.
19106 * dwarf2out.c: Likewise.
19107 * final.c: Likewise.
19108 * fold-const.c: Likewise.
19109 * function.c: Likewise.
19110 * gimple-expr.c: Likewise.
19111 * gimple-fold.c: Likewise.
19112 * gimple-pretty-print.c: Likewise.
19113 * gimple.c: Likewise.
19114 * gimplify.c: Likewise.
19115 * hsa-common.c: Likewise.
19116 * hsa-gen.c: Likewise.
19117 * internal-fn.c: Likewise.
19118 * ipa-chkp.c: Likewise.
19119 * ipa-cp.c: Likewise.
19120 * ipa-devirt.c: Likewise.
19121 * ipa-fnsummary.c: Likewise.
19122 * ipa-inline.c: Likewise.
19123 * ipa-visibility.c: Likewise.
19125 * lto-cgraph.c: Likewise.
19126 * omp-expand.c: Likewise.
19127 * omp-general.c: Likewise.
19128 * omp-low.c: Likewise.
19129 * omp-offload.c: Likewise.
19130 * omp-simd-clone.c: Likewise.
19131 * opts-global.c: Likewise.
19132 * passes.c: Likewise.
19133 * predict.c: Likewise.
19134 * sancov.c: Likewise.
19135 * sanopt.c: Likewise.
19136 * symtab.c: Likewise.
19137 * toplev.c: Likewise.
19138 * trans-mem.c: Likewise.
19139 * tree-chkp.c: Likewise.
19140 * tree-eh.c: Likewise.
19141 * tree-into-ssa.c: Likewise.
19142 * tree-object-size.c: Likewise.
19143 * tree-parloops.c: Likewise.
19144 * tree-profile.c: Likewise.
19145 * tree-ssa-ccp.c: Likewise.
19146 * tree-ssa-live.c: Likewise.
19147 * tree-ssa-loop.c: Likewise.
19148 * tree-ssa-sccvn.c: Likewise.
19149 * tree-ssa-structalias.c: Likewise.
19150 * tree-ssa.c: Likewise.
19151 * tree-streamer-in.c: Likewise.
19152 * tree-vectorizer.c: Likewise.
19153 * tree-vrp.c: Likewise.
19154 * tsan.c: Likewise.
19155 * ubsan.c: Likewise.
19156 * varasm.c: Likewise.
19157 * varpool.c: Likewise.
19158 * tree.c: Remove functions moved to attribs.[ch].
19159 * tree.h: Likewise.
19160 * config/aarch64/aarch64.c: Add attrs.h header file.
19161 * config/alpha/alpha.c: Likewise.
19162 * config/arc/arc.c: Likewise.
19163 * config/arm/arm.c: Likewise.
19164 * config/avr/avr.c: Likewise.
19165 * config/bfin/bfin.c: Likewise.
19166 * config/c6x/c6x.c: Likewise.
19167 * config/cr16/cr16.c: Likewise.
19168 * config/cris/cris.c: Likewise.
19169 * config/darwin.c: Likewise.
19170 * config/epiphany/epiphany.c: Likewise.
19171 * config/fr30/fr30.c: Likewise.
19172 * config/frv/frv.c: Likewise.
19173 * config/ft32/ft32.c: Likewise.
19174 * config/h8300/h8300.c: Likewise.
19175 * config/i386/winnt.c: Likewise.
19176 * config/ia64/ia64.c: Likewise.
19177 * config/iq2000/iq2000.c: Likewise.
19178 * config/lm32/lm32.c: Likewise.
19179 * config/m32c/m32c.c: Likewise.
19180 * config/m32r/m32r.c: Likewise.
19181 * config/m68k/m68k.c: Likewise.
19182 * config/mcore/mcore.c: Likewise.
19183 * config/microblaze/microblaze.c: Likewise.
19184 * config/mips/mips.c: Likewise.
19185 * config/mmix/mmix.c: Likewise.
19186 * config/mn10300/mn10300.c: Likewise.
19187 * config/moxie/moxie.c: Likewise.
19188 * config/msp430/msp430.c: Likewise.
19189 * config/nds32/nds32-isr.c: Likewise.
19190 * config/nds32/nds32.c: Likewise.
19191 * config/nios2/nios2.c: Likewise.
19192 * config/nvptx/nvptx.c: Likewise.
19193 * config/pa/pa.c: Likewise.
19194 * config/pdp11/pdp11.c: Likewise.
19195 * config/powerpcspe/powerpcspe.c: Likewise.
19196 * config/riscv/riscv.c: Likewise.
19197 * config/rl78/rl78.c: Likewise.
19198 * config/rx/rx.c: Likewise.
19199 * config/s390/s390.c: Likewise.
19200 * config/sh/sh.c: Likewise.
19201 * config/sol2.c: Likewise.
19202 * config/sparc/sparc.c: Likewise.
19203 * config/spu/spu.c: Likewise.
19204 * config/stormy16/stormy16.c: Likewise.
19205 * config/tilegx/tilegx.c: Likewise.
19206 * config/tilepro/tilepro.c: Likewise.
19207 * config/v850/v850.c: Likewise.
19208 * config/vax/vax.c: Likewise.
19209 * config/visium/visium.c: Likewise.
19210 * config/xtensa/xtensa.c: Likewise.
19212 2017-08-07 Michael Meissner <meissner@linux.vnet.ibm.com>
19215 * config/rs6000/vsx.md (vsx_concat_<mode>, VSX_D): Cleanup
19216 constraints since the -mupper-regs-* switches have been
19218 (vsx_concat_<mode>_1): New combiner insns to recognize inserting
19219 into a vector from a double word element that was extracted from
19220 another vector, and eliminate extra XXPERMDI instructions.
19221 (vsx_concat_<mode>_2): Likewise.
19222 (vsx_concat_<mode>_3): Likewise.
19223 (vsx_set_<mode>, VSX_D): Rewrite vector set in terms of vector
19224 concat to allow optimizing inserts from previous extracts.
19226 2017-08-07 Uros Bizjak <ubizjak@gmail.com>
19228 * config/i386/i386.c (ix86_stack_protect_guard): Generate
19229 memory reference to a SSP offset in TLS address space.
19230 (ix86_print_operand) <case '@'>: Remove.
19231 (ix86_print_operand_punct_valid_p): Remove '@' code.
19232 * config/i386/i386.md (unspec): Remove UNSPEC_SP_TLS_SET and
19233 UNSPEC_SP_TLS_TEST.
19234 (stack_tls_protect_set_<mode>): Remove.
19235 (stack_protect_set): Do not call gen_stack_tls_protect_set_<mode>.
19236 (stack_tls_protect_test_<mode>): Remove.
19237 (stack_protect_test): Do not call gen_stack_tls_protect_test_<mode>.
19239 2017-08-07 Olivier Hainque <hainque@adacore.com>
19242 * config/vxworksae.h (VXWORKS_HAVE_TLS): Define.
19244 2017-08-07 Douglas Rupp <rupp@adacore.com>
19246 * Makefile.in (install-mkheaders): Fix typo, where the multi_dir
19247 variable was referenced as multidir in command.
19249 2017-08-07 Jakub Jelinek <jakub@redhat.com>
19252 * gimplify.c (goa_stabilize_expr): Handle BIT_INSERT_EXPR and
19255 2017-08-07 Martin Liska <mliska@suse.cz>
19257 * config/m32c/m32c.c: Add include of stringpool.h and attribs.h.
19258 * config/rl78/rl78.c: Add include of attribs.h.
19259 * config/sh/sh.c: Likewise.
19260 * config/v850/v850.c: Likewise.
19262 2017-08-07 Tom de Vries <tom@codesourcery.com>
19264 PR middle-end/78266
19265 * omp-expand.c (expand_oacc_for): Ensure diff_type is large enough.
19267 2017-08-07 Martin Liska <mliska@suse.cz>
19269 * config/mips/mips.c: Include attribs.h.
19271 2017-08-07 Thomas Koenig <tkoenig@gcc.gnu.org>
19274 * doc/invoke.texi: Document change in behvaior for -Ofast for
19277 2017-08-07 Wilco Dijkstra <wdijkstr@arm.com>
19279 * config/aarch64/aarch64.c (aarch64_pushwb_single_reg):
19281 (aarch64_pop_regs): Likewise.
19282 (aarch64_gen_load_pair): Likewise.
19283 (aarch64_save_callee_saves): Likewise.
19284 (aarch64_restore_callee_saves): Likewise.
19286 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
19288 * config/i386/i386.c: Revert the last change.
19290 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
19293 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
19295 (ix86_finalize_stack_frame_flags): This. Also clear
19296 frame_pointer_needed if -fno-omit-frame-pointer is used without
19298 (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
19299 with ix86_finalize_stack_frame_flags.
19300 (ix86_expand_epilogue): Likewise.
19301 (ix86_expand_split_stack_prologue): Likewise.
19303 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
19306 * config/i386/i386.c (get_builtin_code_for_version): Set priority
19307 to P_AES for Westmere.
19309 2017-08-07 Jonathan Yong <10walls@gmail.com>
19311 * config/i386/mingw.opt (fset-stack-executable): Removed.
19312 * config/i386/cygming.opt (fset-stack-executable): Moved
19314 * config/i386/cygwin.h: Define CHECK_EXECUTE_STACK_ENABLED.
19316 2017-08-07 Segher Boessenkool <segher@kernel.crashing.org>
19318 * print-rtl.c (print_exp): Print NOT as "~" instead of as "!".
19320 2017-08-07 Marek Polacek <polacek@redhat.com>
19322 PR middle-end/81737
19323 * fold-const.c (fold_indirect_ref_1): Check type_domain.
19325 2017-08-07 Martin Liska <mliska@suse.cz>
19327 * attribs.h (canonicalize_attr_name): New function.
19328 (cmp_attribs): Move from c-format.c and adjusted.
19329 (is_attribute_p): Moved from tree.h.
19330 * tree-inline.c: Add new includes.
19331 * tree.c (cmp_attrib_identifiers): Use cmp_attribs.
19332 (private_is_attribute_p): Remove.
19333 (private_lookup_attribute): Likewise.
19334 (private_lookup_attribute_by_prefix): Simplify.
19335 (remove_attribute): Use is_attribute_p.
19336 * tree.h: Remove removed declarations.
19338 2017-08-07 Jakub Jelinek <jakub@redhat.com>
19340 PR middle-end/81698
19341 * stmt.c (emit_case_dispatch_table): Add DEFAULT_EDGE argument,
19342 instead of computing it in the function. Formatting fix.
19343 (expand_case): Don't rely on default_edge being the first edge,
19344 clear it if removing it, pass default_edge to
19345 emit_case_dispatch_table.
19346 (expand_sjlj_dispatch_table): Pass NULL as DEFAULT_EDGE, formatting
19349 2017-08-06 Uros Bizjak <ubizjak@gmail.com>
19351 * config/alpha/alpha.c (alpha_reorg): If trap is the last active
19352 insn in the function, emit NOP after the insn.
19354 2017-08-06 Tom de Vries <tom@codesourcery.com>
19356 * omp-expand.c (expand_oacc_for): Add missing edge probability for tile
19359 2017-08-06 Tom de Vries <tom@codesourcery.com>
19361 * omp-expand.c (expand_oacc_for): Add missing edge probability for chunk
19364 2017-08-04 Yury Gribov <tetra2005@gmail.com>
19366 PR tree-optimization/57371
19367 * match.pd: New pattern.
19369 2017-08-04 Marek Polacek <polacek@redhat.com>
19371 PR middle-end/81695
19372 * fold-const.c (fold_indirect_ref_1): For ((int *)&a + 4 -> a[1],
19373 perform the computation in offset_int.
19375 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
19377 PR tree-optimization/81136
19378 * tree-vectorizer.h: Include tree-hash-traits.h.
19379 (vec_base_alignments): New typedef.
19380 (vec_info): Add a base_alignments field.
19381 (vect_record_base_alignments): Declare.
19382 * tree-data-ref.h (data_reference): Add an is_conditional_in_stmt
19384 (DR_IS_CONDITIONAL_IN_STMT): New macro.
19385 (create_data_ref): Add an is_conditional_in_stmt argument.
19386 * tree-data-ref.c (create_data_ref): Likewise. Use it to initialize
19387 the is_conditional_in_stmt field.
19388 (data_ref_loc): Add an is_conditional_in_stmt field.
19389 (get_references_in_stmt): Set the is_conditional_in_stmt field.
19390 (find_data_references_in_stmt): Update call to create_data_ref.
19391 (graphite_find_data_references_in_stmt): Likewise.
19392 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
19393 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
19394 (vect_record_base_alignment): New function.
19395 (vect_record_base_alignments): Likewise.
19396 (vect_compute_data_ref_alignment): Adjust base_addr and aligned_to
19397 for nested statements even if we fail to compute a misalignment.
19398 Use pooled base alignments for unconditional references.
19399 (vect_find_same_alignment_drs): Compare base addresses instead
19401 (vect_analyze_data_refs_alignment): Call vect_record_base_alignments.
19402 * tree-vect-slp.c (vect_slp_analyze_bb_1): Likewise.
19404 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
19406 * tree-vectorizer.h (vec_info): Add a constructor and destructor.
19407 Add an explicit name for the enum. Use auto_vec for slp_instances
19408 and grouped_stores.
19409 (_loop_vec_info): Add a constructor and destructor. Use auto_vec
19411 (_bb_vec_info): Add a constructor and destructor.
19412 (vinfo_for_stmt): Return NULL for uids of -1 as well.
19413 (destroy_loop_vec_info): Delete.
19414 (vect_destroy_datarefs): Likewise.
19415 * tree-vectorizer.c (vect_destroy_datarefs): Delete.
19416 (vec_info::vec_info): New function.
19417 (vec_info::~vec_info): Likewise.
19418 (vectorize_loops): Use delete instead of destroy_loop_vec_info.
19419 * tree-parloops.c (gather_scalar_reductions): Use delete instead of
19420 destroy_loop_vec_info.
19421 * tree-vect-loop.c (new_loop_vec_info): Replace with...
19422 (_loop_vec_info::_loop_vec_info): ...this.
19423 (destroy_loop_vec_info): Replace with...
19424 (_loop_vec_info::~_loop_vec_info): ...this. Unconditionally delete
19425 the stmt_vec_infos. Leave handling of vec_info information to its
19426 destructor. Remove explicit vector releases.
19427 (vect_analyze_loop_form): Use new instead of new_loop_vec_info.
19428 (vect_analyze_loop): Use delete instead of destroy_loop_vec_info.
19429 * tree-vect-slp.c (new_bb_vec_info): Replace with...
19430 (_bb_vec_info::_bb_vec_info): ...this. Don't reserve space in
19431 BB_VINFO_GROUPED_STORES or BB_VINFO_SLP_INSTANCES.
19432 (destroy_bb_vec_info): Replace with...
19433 (_bb_vec_info::~_bb_vec_info): ...this. Leave handling of vec_info
19434 information to its destructor.
19435 (vect_slp_analyze_bb_1): Use new and delete instead of
19436 new_bb_vec_info and destroy_bb_vec_info.
19437 (vect_slp_bb): Replace 2 calls to destroy_bb_vec_info with a
19440 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
19442 * tree-data-ref.h (subscript): Add access_fn field.
19443 (data_dependence_relation): Add could_be_independent_p.
19444 (SUB_ACCESS_FN, DDR_COULD_BE_INDEPENDENT_P): New macros.
19445 (same_access_functions): Move to tree-data-ref.c.
19446 * tree-data-ref.c (ref_contains_union_access_p): New function.
19447 (access_fn_component_p): Likewise.
19448 (access_fn_components_comparable_p): Likewise.
19449 (dr_analyze_indices): Add a reference to access_fn_component_p.
19450 (dump_data_dependence_relation): Use SUB_ACCESS_FN instead of
19452 (constant_access_functions): Likewise.
19453 (add_other_self_distances): Likewise.
19454 (same_access_functions): Likewise. (Moved from tree-data-ref.h.)
19455 (initialize_data_dependence_relation): Use XCNEW and remove
19456 explicit zeroing of DDR_REVERSED_P. Look for a subsequence
19457 of access functions that have the same type. Allow the
19458 subsequence to end with different bases in some circumstances.
19459 Record the chosen access functions in SUB_ACCESS_FN.
19460 (build_classic_dist_vector_1): Replace ddr_a and ddr_b with
19461 a_index and b_index. Use SUB_ACCESS_FN instead of DR_ACCESS_FN.
19462 (subscript_dependence_tester_1): Likewise dra and drb.
19463 (build_classic_dist_vector): Update calls accordingly.
19464 (subscript_dependence_tester): Likewise.
19465 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Check
19466 DDR_COULD_BE_INDEPENDENT_P.
19467 * tree-vectorizer.h (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Test
19468 comp_alias_ddrs instead of may_alias_ddrs.
19469 * tree-vect-data-refs.c (vect_analyze_possibly_independent_ddr):
19471 (vect_analyze_data_ref_dependence): Use it if
19472 DDR_COULD_BE_INDEPENDENT_P, but fall back to using the recorded
19473 distance vectors if that fails.
19474 (dependence_distance_ge_vf): New function.
19475 (vect_prune_runtime_alias_test_list): Use it. Don't clear
19476 LOOP_VINFO_MAY_ALIAS_DDRS.
19478 2017-08-04 Richard Biener <rguenther@suse.de>
19480 PR middle-end/81705
19481 * fold-const.c (fold_binary_loc): Properly restrict
19482 minus_var0 && minus_var1 case when associating undefined overflow
19485 2017-08-04 Tom de Vries <tom@codesourcery.com>
19487 * omp-simd-clone.c (simd_clone_adjust): Add missing edge probability.
19489 2017-08-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19491 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19492 Don't start diagnostic messages with a capital letter.
19493 * config/rs6000/rs6000.c (rs6000_option_override_internal):
19495 (rs6000_invalid_builtin): Likewise.
19496 (rs6000_trampoline_init): Likewise.
19498 2017-08-03 Jakub Jelinek <jakub@redhat.com>
19501 * bb-reorder.c (pass_partition_blocks::execute): Return TODO_df_finish
19502 after setting changeable df flags.
19504 2017-08-03 Richard Biener <rguenther@suse.de>
19506 * tree-ssa-reassoc.c (should_break_up_subtract): Also break
19507 up if the use is in USE - X.
19509 2017-08-03 Alexander Monakov <amonakov@ispras.ru>
19511 * toplev.c (dumpfile.h): New include.
19512 (internal_error_reentered): New static function. Use it...
19513 (internal_error_function): ...here to handle reentered internal_error.
19515 2017-08-03 Richard Biener <rguenther@suse.de>
19517 PR middle-end/81148
19518 * fold-const.c (split_tree): Add minus_var and minus_con
19519 arguments, remove unused loc arg. Never generate NEGATE_EXPRs
19520 here but always use minus_*.
19521 (associate_trees): Assert we never associate with MINUS_EXPR
19522 and NULL first operand. Do not recurse for PLUS_EXPR operands
19523 when associating as MINUS_EXPR either.
19524 (fold_binary_loc): Track minus_var and minus_con.
19526 2017-08-03 Tom de Vries <tom@codesourcery.com>
19529 * tree-streamer-in.c (lto_input_ts_function_decl_tree_pointers): If
19530 ACCEL_COMPILER, apply finish_options on
19531 DECL_FUNCTION_SPECIFIC_OPTIMIZATION.
19533 2017-08-03 Tom de Vries <tom@codesourcery.com>
19536 * config/nvptx/nvptx.c (nvptx_option_override): Emit sorry if
19537 function_entry_patch_area_size > 0.
19539 2017-08-03 Jakub Jelinek <jakub@redhat.com>
19542 * calls.c (alloc_max_size): Use HOST_WIDE_INT_UC (10??)
19543 instead of 10??LU, perform unit multiplication in wide_int,
19544 don't change alloc_object_size_limit if the limit is larger
19547 PR tree-optimization/81655
19548 PR tree-optimization/81588
19549 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle also
19550 the case when ranges[i].low and high are 1 for unsigned type with
19553 PR middle-end/81052
19554 * omp-low.c (diagnose_sb_0): Handle flag_openmp_simd like flag_openmp.
19555 (pass_diagnose_omp_blocks::gate): Enable also for flag_openmp_simd.
19557 2017-08-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19559 * tree-vrp.h: Add include guard.
19561 2017-08-02 Uros Bizjak <ubizjak@gmail.com>
19564 * config/i386/i386.md (unspecv): Add UNSPECV_UD2.
19565 (ud2): New insn pattern.
19566 * config/i386/i386.c (ix86_expand_epilogue):
19567 For naked functions, generate ud2 instead of trap insn.
19569 2017-08-02 Marek Polacek <polacek@redhat.com>
19572 * alloc-pool.h (base_pool_allocator): Initialize m_elt_size.
19574 2017-08-02 Tom de Vries <tom@codesourcery.com>
19575 Cesar Philippidis <cesar@codesourcery.com>
19577 * config/nvptx/nvptx.c (nvptx_lockless_update, nvptx_lockfull_update):
19578 Add missing edge probabilities.
19580 2017-08-02 Tamar Christina <tamar.christina@arm.com>
19582 * config/aarch64/aarch64.c (aarch64_reinterpret_float_as_int):
19583 Correct endianness.
19585 2017-08-02 Jakub Jelinek <jakub@redhat.com>
19587 PR middle-end/79499
19588 * function.c (thread_prologue_and_epilogue_insns): Determine blocks
19589 for find_many_sub_basic_blocks bitmap by looking up BLOCK_FOR_INSN
19590 of first NONDEBUG_INSN_P in each of the split_prologue_seq and
19591 prologue_seq sequences - if any.
19593 2017-08-02 Richard Biener <rguenther@suse.de>
19595 * tree-vect-stmts.c (vectorizable_store): Perform vector extracts
19596 via vectors if supported, integer extracts via punning if supported
19597 or otherwise vector extracts.
19599 2017-08-02 Richard Biener <rguenther@suse.de>
19601 * tree-ssa-pre.c (bitmap_insert_into_set_1): Remove and inline
19603 (bitmap_insert_into_set): ... this.
19605 2017-08-02 Richard Biener <rguenther@suse.de>
19607 PR tree-optimization/81633
19609 2015-08-17 Alan Hayward <alan.hayward@arm.com>
19611 PR tree-optimization/71752
19612 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
19614 2017-08-01 Daniel Santos <daniel.santos@pobox.com>
19616 * config/i386/i386.h (ix86_frame::outlined_save_offset): Remove field.
19617 (machine_function::call_ms2sysv_pad_out): Remove field.
19618 * config/i386/i386.c (xlogue_layout::get_stack_space_used): Modify.
19619 (ix86_compute_frame_layout): Likewise.
19621 2017-08-01 H.J. Lu <hongjiu.lu@intel.com>
19624 * config/i386/i386.c (ix86_set_func_type): Disallow naked
19625 attribute with interrupt attribute.
19627 2017-08-01 Andrew Pinski <apinski@cavium.com>
19629 * tree-ssa-scopedtables.c (hashable_expr_equal_p): Check
19630 BIT_INSERT_EXPR's operand 1
19631 to see if the types precision matches.
19633 2017-08-01 Martin Liska <mliska@suse.cz>
19635 PR middle-end/70140
19636 * builtins.c (expand_builtin_memcpy_args): Remove.
19637 (expand_builtin_memcpy): Call newly added function
19638 expand_builtin_memory_copy_args.
19639 (expand_builtin_memcpy_with_bounds): Likewise.
19640 (expand_builtin_mempcpy): Remove last argument.
19641 (expand_builtin_mempcpy_with_bounds): Likewise.
19642 (expand_builtin_memory_copy_args): New function created from
19643 expand_builtin_mempcpy_args with small modifications.
19644 (expand_builtin_mempcpy_args): Remove.
19645 (expand_builtin_stpcpy): Remove unused argument.
19646 (expand_builtin): Likewise.
19647 (expand_builtin_with_bounds): Likewise.
19649 2017-08-01 Martin Liska <mliska@suse.cz>
19652 Make mempcpy more optimal (PR middle-end/70140).
19654 2017-08-01 Jakub Jelinek <jakub@redhat.com>
19657 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
19658 __builtin_vec_cmpne verify both arguments are compatible vectors
19659 before looking at TYPE_MODE on the element type. For __builtin_vec_ld
19660 verify arg1_type is a pointer or array type. For __builtin_vec_st,
19661 move computation of aligned to after checking the argument types.
19665 * config/rs6000/vsx.md (vextract_fp_from_shorth,
19666 vextract_fp_from_shortl): Add element mode after mode in gen_vec_init*
19669 2017-08-01 Jerome Lambourg <lambourg@adacore.com>
19670 Doug Rupp <rupp@adacore.com>
19671 Olivier Hainque <hainque@adacore.com>
19673 * config.gcc (arm-wrs-vxworks*): Rework to handle arm-wrs-vxworks7 as
19674 well as arm-wrs-vxworks. Update target_cpu_name from arm6 (arch v3) to
19676 * config/arm/vxworks.h (MAYBE_TARGET_BPABI_CPP_BUILTINS): New, helper
19677 for TARGET_OS_CPP_BUILTIN.
19678 (TARGET_OS_CPP_BUILTIN): Invoke MAYBE_TARGET_BPABI_CPP_BUILTINS(),
19679 refine CPU definitions for arm_arch5 and add those for arm_arch6 and
19681 (MAYBE_ASM_ABI_SPEC): New, helper for SUBTARGET_EXTRA_ASM_SPEC,
19682 passing required abi options to the assembler for EABI configurations.
19683 (EXTRA_CC1_SPEC): New macro, to help prevent the implicit production
19684 of .text.hot and .text.unlikely sections for kernel modules when
19685 using ARM style exceptions.
19686 (CC1_SPEC): Remove obsolete attempt at mimicking Diab toolchain
19687 options. Add EXTRA_CC1_SPEC.
19688 (VXWORKS_ENDIAN_SPEC): Adjust comment and remove handling of Diab
19690 (DWARF2_UNWIND_INFO): Redefine to handle the pre/post VxWorks 7
19692 (ARM_TARGET2_DWARF_FORMAT): Define.
19693 * config/arm/t-vxworks: Adjust multilib control to removal of the
19694 Diab command line options.
19696 2017-08-01 Martin Liska <mliska@suse.cz>
19698 PR gcov-profile/81561
19699 * gcov.c (unblock): Make unblocking safe as we need to preserve
19700 index correspondence of blocks and block_lists.
19702 2017-08-01 Richard Biener <rguenther@suse.de>
19704 PR tree-optimization/81181
19705 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
19706 (compute_antic): ... end of iteration here.
19708 2017-08-01 James Greenhalgh <james.greenhalgh@arm.com>
19710 * common.opt (ftree-vectorize): No longer set flag_tree_vectorize.
19711 (ftree-loop-vectorize): Set as EnabledBy ftree-vectorize.
19712 (ftree-slp-vectorize): Likewise.
19713 * omp-expand (expand_omp_simd): Remove flag_tree_vectorize, as it
19714 can no longer be set independent of flag_tree_loop_vectorize.
19715 * omp-general.c (emp_max_vf): Likewise.
19716 * opts.c (enable_fdo_optimizations): Remove references to
19717 flag_tree_vectorize, these are now implicit.
19718 (common_handle_option): Remove handling for OPT_ftree_vectorize,
19719 and leave it for the options machinery.
19721 2017-08-01 Martin Liska <mliska@suse.cz>
19723 PR middle-end/70140
19724 * builtins.c (expand_builtin_memcpy_args): Remove.
19725 (expand_builtin_memcpy): Call newly added function
19726 expand_builtin_memory_copy_args.
19727 (expand_builtin_memcpy_with_bounds): Likewise.
19728 (expand_builtin_mempcpy): Remove last argument.
19729 (expand_builtin_mempcpy_with_bounds): Likewise.
19730 (expand_builtin_memory_copy_args): New function created from
19731 expand_builtin_mempcpy_args with small modifications.
19732 (expand_builtin_mempcpy_args): Remove.
19733 (expand_builtin_stpcpy): Remove unused argument.
19734 (expand_builtin): Likewise.
19735 (expand_builtin_with_bounds): Likewise.
19737 2017-08-01 Uros Bizjak <ubizjak@gmail.com>
19740 * config/i386/i386.c (ix86_print_operand_address_as): For -masm=intel
19741 print "ds:" only for immediates in generic address space.
19743 2017-08-01 Uros Bizjak <ubizjak@gmail.com>
19746 * config/i386/i386.c (ix86_funciton_naked): New prototype.
19747 (ix86_function_ok_for_sibcall): Return false for naked functions.
19749 2017-08-01 Richard Biener <rguenther@suse.de>
19751 * tree-ssa-pre.c (print_pre_expr): Handle NULL expr.
19752 (compute_antic): Seed worklist with exit block predecessors.
19753 * cfganal.c (dfs_find_deadend): For a cycle return the source
19754 of the edge closing it.
19756 2017-08-01 Tamar Christina <tamar.christina@arm.com>
19758 * config/aarch64/aarch64.c
19759 (aarch64_can_const_movi_rtx_p): Move 0 check.
19761 2017-08-01 Bin Cheng <bin.cheng@arm.com>
19763 * tree.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Delete.
19764 * fold-const.c (fold_comparison, fold_binary_loc): Delete use of
19766 * match.pd: Ditto in address comparison pattern.
19768 2017-08-01 Bin Cheng <bin.cheng@arm.com>
19770 PR tree-optimization/81627
19771 * tree-predcom.c (prepare_finalizers): Always rewrite into loop
19772 closed ssa form for store-store chain.
19774 2017-08-01 Bin Cheng <bin.cheng@arm.com>
19776 PR tree-optimization/81620
19777 * tree-predcom.c (add_ref_to_chain): Don't set has_max_use_after
19778 for store-store chain.
19780 2017-08-01 Jakub Jelinek <jakub@redhat.com>
19782 PR tree-optimization/81588
19783 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): If
19784 ranges[i].in_p, invert comparison code ccode. For >/>=,
19785 swap rhs1 and rhs2 and comparison code unconditionally,
19786 for </<= don't do that. Don't swap rhs1/rhs2 again if
19787 ranges[i].in_p, instead invert comparison code ccode if
19788 opcode or oe->rank is BIT_IOR_EXPR.
19791 * optabs.def (vec_extract_optab, vec_init_optab): Change from
19792 a direct optab to conversion optab.
19793 * optabs.c (expand_vector_broadcast): Use convert_optab_handler
19794 with GET_MODE_INNER as last argument instead of optab_handler.
19795 * expmed.c (extract_bit_field_1): Likewise. Use vector from
19796 vector extraction if possible and optab is available.
19797 * expr.c (store_constructor): Use convert_optab_handler instead
19798 of optab_handler. Use vector initialization from smaller
19799 vectors if possible and optab is available.
19800 * tree-vect-stmts.c (vectorizable_load): Likewise.
19801 * doc/md.texi (vec_extract, vec_init): Document that the optabs
19802 now have two modes.
19803 * config/i386/i386.c (ix86_expand_vector_init): Handle expansion
19804 of vec_init from half-sized vectors with the same element mode.
19805 * config/i386/sse.md (ssehalfvecmode): Add V4TI case.
19806 (ssehalfvecmodelower, ssescalarmodelower): New mode attributes.
19807 (reduc_plus_scal_v8df, reduc_plus_scal_v4df, reduc_plus_scal_v2df,
19808 reduc_plus_scal_v16sf, reduc_plus_scal_v8sf, reduc_plus_scal_v4sf,
19809 reduc_<code>_scal_<mode>, reduc_umin_scal_v8hi): Add element mode
19810 after mode in gen_vec_extract* calls.
19811 (vec_extract<mode>): Renamed to ...
19812 (vec_extract<mode><ssescalarmodelower>): ... this.
19813 (vec_extract<mode><ssehalfvecmodelower>): New expander.
19814 (rotl<mode>3, rotr<mode>3, <shift_insn><mode>3, ashrv2di3): Add
19815 element mode after mode in gen_vec_init* calls.
19816 (VEC_INIT_HALF_MODE): New mode iterator.
19817 (vec_init<mode>): Renamed to ...
19818 (vec_init<mode><ssescalarmodelower>): ... this.
19819 (vec_init<mode><ssehalfvecmodelower>): New expander.
19820 * config/i386/mmx.md (vec_extractv2sf): Renamed to ...
19821 (vec_extractv2sfsf): ... this.
19822 (vec_initv2sf): Renamed to ...
19823 (vec_initv2sfsf): ... this.
19824 (vec_extractv2si): Renamed to ...
19825 (vec_extractv2sisi): ... this.
19826 (vec_initv2si): Renamed to ...
19827 (vec_initv2sisi): ... this.
19828 (vec_extractv4hi): Renamed to ...
19829 (vec_extractv4hihi): ... this.
19830 (vec_initv4hi): Renamed to ...
19831 (vec_initv4hihi): ... this.
19832 (vec_extractv8qi): Renamed to ...
19833 (vec_extractv8qiqi): ... this.
19834 (vec_initv8qi): Renamed to ...
19835 (vec_initv8qiqi): ... this.
19836 * config/rs6000/vector.md (VEC_base_l): New mode attribute.
19837 (vec_init<mode>): Renamed to ...
19838 (vec_init<mode><VEC_base_l>): ... this.
19839 (vec_extract<mode>): Renamed to ...
19840 (vec_extract<mode><VEC_base_l>): ... this.
19841 * config/rs6000/paired.md (vec_initv2sf): Renamed to ...
19842 (vec_initv2sfsf): ... this.
19843 * config/rs6000/altivec.md (splitter, altivec_copysign_v4sf3,
19844 vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
19845 vec_unpacku_lo_v8hi, mulv16qi3, altivec_vreve<mode>2): Add
19846 element mode after mode in gen_vec_init* calls.
19847 * config/aarch64/aarch64-simd.md (vec_init<mode>): Renamed to ...
19848 (vec_init<mode><Vel>): ... this.
19849 (vec_extract<mode>): Renamed to ...
19850 (vec_extract<mode><Vel>): ... this.
19851 * config/aarch64/iterators.md (Vel): New mode attribute.
19852 * config/s390/s390.c (s390_expand_vec_strlen, s390_expand_vec_movstr):
19853 Add element mode after mode in gen_vec_extract* calls.
19854 * config/s390/vector.md (non_vec_l): New mode attribute.
19855 (vec_extract<mode>): Renamed to ...
19856 (vec_extract<mode><non_vec_l>): ... this.
19857 (vec_init<mode>): Renamed to ...
19858 (vec_init<mode><non_vec_l>): ... this.
19859 * config/s390/s390-builtins.def (s390_vlgvb, s390_vlgvh, s390_vlgvf,
19860 s390_vlgvf_flt, s390_vlgvg, s390_vlgvg_dbl): Add element mode after
19862 * config/arm/iterators.md (V_elem_l): New mode attribute.
19863 * config/arm/neon.md (vec_extract<mode>): Renamed to ...
19864 (vec_extract<mode><V_elem_l>): ... this.
19865 (vec_extractv2di): Renamed to ...
19866 (vec_extractv2didi): ... this.
19867 (vec_init<mode>): Renamed to ...
19868 (vec_init<mode><V_elem_l>): ... this.
19869 (reduc_plus_scal_<mode>, reduc_plus_scal_v2di, reduc_smin_scal_<mode>,
19870 reduc_smax_scal_<mode>, reduc_umin_scal_<mode>,
19871 reduc_umax_scal_<mode>, neon_vget_lane<mode>, neon_vget_laneu<mode>):
19872 Add element mode after gen_vec_extract* calls.
19873 * config/mips/mips-msa.md (vec_init<mode>): Renamed to ...
19874 (vec_init<mode><unitmode>): ... this.
19875 (vec_extract<mode>): Renamed to ...
19876 (vec_extract<mode><unitmode>): ... this.
19877 * config/mips/loongson.md (vec_init<mode>): Renamed to ...
19878 (vec_init<mode><unitmode>): ... this.
19879 * config/mips/mips-ps-3d.md (vec_initv2sf): Renamed to ...
19880 (vec_initv2sfsf): ... this.
19881 (vec_extractv2sf): Renamed to ...
19882 (vec_extractv2sfsf): ... this.
19883 (reduc_plus_scal_v2sf, reduc_smin_scal_v2sf, reduc_smax_scal_v2sf):
19884 Add element mode after gen_vec_extract* calls.
19885 * config/mips/mips.md (unitmode): New mode iterator.
19886 * config/spu/spu.c (spu_expand_prologue, spu_allocate_stack,
19887 spu_builtin_extract): Add element mode after gen_vec_extract* calls.
19888 * config/spu/spu.md (inner_l): New mode attribute.
19889 (vec_init<mode>): Renamed to ...
19890 (vec_init<mode><inner_l>): ... this.
19891 (vec_extract<mode>): Renamed to ...
19892 (vec_extract<mode><inner_l>): ... this.
19893 * config/sparc/sparc.md (veltmode): New mode iterator.
19894 (vec_init<VMALL:mode>): Renamed to ...
19895 (vec_init<VMALL:mode><VMALL:veltmode>): ... this.
19896 * config/ia64/vect.md (vec_initv2si): Renamed to ...
19897 (vec_initv2sisi): ... this.
19898 (vec_initv2sf): Renamed to ...
19899 (vec_initv2sfsf): ... this.
19900 (vec_extractv2sf): Renamed to ...
19901 (vec_extractv2sfsf): ... this.
19902 * config/powerpcspe/vector.md (VEC_base_l): New mode attribute.
19903 (vec_init<mode>): Renamed to ...
19904 (vec_init<mode><VEC_base_l>): ... this.
19905 (vec_extract<mode>): Renamed to ...
19906 (vec_extract<mode><VEC_base_l>): ... this.
19907 * config/powerpcspe/paired.md (vec_initv2sf): Renamed to ...
19908 (vec_initv2sfsf): ... this.
19909 * config/powerpcspe/altivec.md (splitter, altivec_copysign_v4sf3,
19910 vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
19911 vec_unpacku_lo_v8hi, mulv16qi3): Add element mode after mode in
19912 gen_vec_init* calls.
19914 2017-08-01 Richard Biener <rguenther@suse.de>
19916 PR tree-optimization/81297
19917 * tree-vrp.c (get_single_symbol): Remove assert, instead drop
19918 TREE_OVERFLOW from INTEGER_CSTs.
19920 2017-07-31 Segher Boessenkool <segher@kernel.crashing.org>
19922 * config/rs6000/rs6000.c (enum rs6000_reg_type): Delete trailing comma.
19924 2017-07-31 Carl Love <cel@us.ibm.com>
19926 * config/rs6000/rs6000-c: Add support for built-in functions
19927 vector signed char vec_xl_be (signed long long, signed char *);
19928 vector unsigned char vec_xl_be (signed long long, unsigned char *);
19929 vector signed int vec_xl_be (signed long long, signed int *);
19930 vector unsigned int vec_xl_be (signed long long, unsigned int *);
19931 vector signed long long vec_xl_be (signed long long, signed long long *);
19932 vector unsigned long long vec_xl_be (signed long long, unsigned long long *);
19933 vector signed short vec_xl_be (signed long long, signed short *);
19934 vector unsigned short vec_xl_be (signed long long, unsigned short *);
19935 vector double vec_xl_be (signed long long, double *);
19936 vector float vec_xl_be (signed long long, float *);
19937 * config/rs6000/altivec.h (vec_xl_be): Add #define.
19938 * config/rs6000/rs6000-builtin.def (XL_BE_V16QI, XL_BE_V8HI, XL_BE_V4SI)
19939 XL_BE_V2DI, XL_BE_V4SF, XL_BE_V2DF, XL_BE): Add definitions
19941 * config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Add function.
19942 (altivec_expand_builtin): Add switch statement to call
19943 altivec_expand_xl_be for each builtin.
19944 (altivec_init_builtins): Add def_builtin for _builtin_vsx_le_be_v8hi,
19945 __builtin_vsx_le_be_v4si, __builtin_vsx_le_be_v2di,
19946 __builtin_vsx_le_be_v4sf, __builtin_vsx_le_be_v2df,
19947 __builtin_vsx_le_be_v16qi.
19948 * doc/extend.texi: Update the built-in documentation file for the
19949 new built-in functions.
19951 2017-07-31 Uros Bizjak <ubizjak@gmail.com>
19954 * config/i386/i386.c (ix86_allocate_stack_slots_for_args):
19956 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
19958 2017-07-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19960 * config.gcc: Add z14.
19961 * config/s390/driver-native.c (s390_host_detect_local_cpu): Add
19962 CPU model numbers for z13s and z14.
19963 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Replace
19965 * config/s390/s390-opts.h (enum processor_type): Rename
19966 PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
19967 * config/s390/s390.c (processor_table): Add field for CPU name to
19968 be passed to Binutils.
19969 (s390_asm_output_machine_for_arch): Use the new field in
19970 processor_table for Binutils.
19971 (s390_expand_builtin): Replace arch12 with z14.
19972 (s390_issue_rate): Rename PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
19973 (s390_get_sched_attrmask): Likewise.
19974 (s390_get_unit_mask): Likewise.
19975 * config/s390/s390.opt: Add z14 to processor_type enum.
19977 2017-07-31 Martin Jambor <mjambor@suse.cz>
19980 * ipa-fnsummary.c (ipa_fn_summary_generate): Set versionable
19981 regardless of optimization level.
19983 2017-07-31 Jan Hubicka <hubicka@ucw.cz>
19984 Martin Liska <mliska@suse.cz>
19986 * predict.def: Remove old comment and adjust probability.
19987 * gimplify.c (should_warn_for_implicit_fallthrough): Ignore
19988 PREDICT statements.
19990 2017-07-31 Uros Bizjak <ubizjak@gmail.com>
19993 * config/i386/i386.c (ix86_function_naked): New function.
19994 (ix86_can_use_return_insn_p): Return false for naked functions.
19995 (ix86_expand_prologue): Skip prologue for naked functions.
19996 (ix86_expand_epilogue): Skip epilogue for naked functions
19997 and emit trap instruction.
19998 (ix86_warn_func_return): New function.
19999 (ix86_attribute_table): Add "naked" attribute specification.
20000 (TARGET_WARN_FUNC_RETURN): Define.
20001 * doc/extend.texi (x86 Function Attributes) <naked>: Document it.
20003 2017-07-31 Martin Liska <mliska@suse.cz>
20005 * gimple-pretty-print.c (dump_gimple_label): Never dump BB info.
20006 (dump_gimple_bb_header): Always dump BB info.
20007 (pp_cfg_jump): Do not append info about BB when dumping a jump.
20009 2017-07-31 Martin Liska <mliska@suse.cz>
20012 * convert.c (convert_to_integer_1): Guard condition with flag_sanitize_p
20013 also with current_function_decl non-null equality.
20015 2017-07-31 Jakub Jelinek <jakub@redhat.com>
20018 * ubsan.c (ubsan_type_descriptor): For UBSAN_PRINT_ARRAY don't
20019 change type to the element type, instead add eltype variable and
20020 use it where we are interested in the element type.
20022 PR tree-optimization/81603
20023 * ipa-polymorphic-call.c
20024 (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Perform
20025 offset arithmetic in offset_int, bail out if the resulting bit offset
20026 doesn't fit into shwi.
20028 2017-07-31 Martin Liska <mliska@suse.cz>
20030 * gimplify.c (mostly_copy_tree_r): Remove Java specific hunk.
20031 (gimplify_save_expr): Fix comment.
20033 2017-07-30 H.J. Lu <hongjiu.lu@intel.com>
20036 * config/i386/i386.c (ix86_function_arg): Update arguments for
20038 (ix86_compute_frame_layout): Set the initial stack offset to
20039 INCOMING_FRAME_SP_OFFSET. Update red-zone offset with
20040 INCOMING_FRAME_SP_OFFSET.
20041 (ix86_expand_epilogue): Don't pop the 'ERROR_CODE' off the
20042 stack before exception handler returns.
20043 * config/i386/i386.h (INCOMING_FRAME_SP_OFFSET): Add the
20044 the 'ERROR_CODE' for exception handler.
20046 2017-07-30 Uros Bizjak <ubizjak@gmail.com>
20048 * config/i386/i386.h (ASM_PRINTF_EXTENSIONS): New macro.
20049 (ASM_OUTPUT_REG_PUSH): Rewrite with new operand modifiers.
20050 (ASM_OUTPUT_REG_POP): Ditto.
20051 * config/i386/i386.c (ix86_asm_output_function_label): Use fputs
20052 instead of asm_fprintf to output pure string.
20054 2017-07-29 Jakub Jelinek <jakub@redhat.com>
20056 * debug.h (struct gcc_debug_hooks): Add IMPLICIT argument
20057 to imported_module_or_decl hook.
20058 (debug_nothing_tree_tree_tree_bool): Remove.
20059 (debug_nothing_tree_tree_tree_bool_bool): New declaration.
20060 * debug.c (do_nothing_debug_hooks): Use
20061 debug_nothing_tree_tree_tree_bool_bool instead of
20062 debug_nothing_tree_tree_tree_bool.
20063 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
20064 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
20065 * sdbout.c (sdb_debug_hooks): Likewise.
20066 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
20067 (gen_namespace_die): Add DW_AT_export_symbols attribute if
20069 (dwarf2out_imported_module_or_decl): Add IMPLICIT argument,
20070 if true, -gdwarf-5 and decl will have DW_AT_export_symbols
20071 attribute, don't add anything.
20073 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20075 * fold-const.c (fold_build1_stat_loc): Remove _stat from name.
20076 (fold_build2_stat_loc): Likewise.
20077 (fold_build3_stat_loc): Likewise.
20078 * fold-const.h (fold_build1, fold_build2, fold_build3): Adjust.
20079 (fold_build1_loc): Remove macro.
20080 (fold_build2_loc): Likewise.
20081 (fold_build3_loc): Likewise.
20083 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20085 * gimple.c (gimple_build_debug_bind_stat): Remove _stat from name.
20086 (gimple_build_debug_bind_source_stat): Likewise.
20087 * gimple.h (gimple_build_debug_bind): Remove macro.
20088 (gimple_build_debug_bind_source): Likewise.
20090 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20092 * bitmap.c (bitmap_alloc): Adjust.
20093 (bitmap_gc_alloc): Likewise.
20094 * bitmap.h (bitmap_initialize_stat): Remove _stat from name.
20096 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20098 * bitmap.c (bitmap_obstack_alloc_stat): Rename to bitmap_alloc.
20099 (bitmap_gc_alloc_stat): Rename to bitmap_gc_alloc.
20100 * bitmap.h (bitmap_obstack_alloc_stat): Adjust prototype.
20101 (bitmap_gc_alloc_stat): Likewise.
20102 (BITMAP_ALLOC, BITMAP_GGC_ALLOC): Adjust.
20104 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20106 * rtl.c (shallow_copy_rtx_stat): Remove _stat from name.
20107 * rtl.h (shallow_copy_rtx): Remove macro.
20109 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20111 * emit-rtl.c (gen_raw_REG): Adjust.
20112 * gengenrtl.c (gendef): Likewise.
20113 * rtl.c (rtx_alloc_stat): Remove _stat from name.
20114 * rtl.h (rtx_alloc): Remove macro.
20116 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20118 * tree.c (build_tree_list_vec_stat): Remove _stat from name.
20119 (build_tree_list_stat): Likewise.
20120 * tree.h (build_tree_list): Remove macro.
20121 (build_tree_list_vec): Likewise.
20123 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20125 * tree.c (make_vector_stat): Remove _stat from name.
20126 (build_vector_stat): Likewise.
20127 * tree.h (make_vector_stat): Remove macro.
20128 (build_vector_stat): Likewise.
20130 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20132 * tree.h (build_var_debug_value): Remove prototype.
20134 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20136 * tree.c (tree_cons_stat): Remove _stat from name.
20137 * tree.h (tree_cons): Remove macro.
20139 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20141 * tree.c (build_vl_exp_stat): Remove _stat from name.
20142 * tree.h (build_vl_exp): Remove macro.
20144 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20146 * tree.c (build_decl_stat): Remove _stat from name.
20147 * tree.h (build_decl): Remove macro.
20149 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20151 * gimple.c (gimple_build_with_ops_stat): Adjust.
20152 (gimple_alloc_stat): Remove _stat from name.
20153 * gimple.h (gimple_alloc): Remove macro.
20155 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20157 * tree.c (make_tree_vec_stat): Remove _stat from name.
20158 (grow_tree_vec_stat): Likewise.
20159 * tree.h (make_tree_vec_stat): Adjust prototype.
20160 (grow_tree_vec_stat): Likewise.
20161 (make_tree_vec): Remove macro.
20162 (grow_tree_vec): Likewise.
20164 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20166 * fold-const.c (fold_build1_stat_loc): Adjust.
20167 (fold_build2_stat_loc): Likewise.
20168 (fold_build3_stat_loc): Likewise.
20169 * tree.c (build0_stat): Remove _stat from name.
20170 (build1_stat): Likewise.
20171 (build2_stat): Likewise.
20172 (build3_stat): Likewise.
20173 (build4_stat): Likewise.
20174 (build5_stat): Likewise.
20175 * tree.h (build1_loc): Remove macro, and rename _stat function
20177 (build2_loc): Likewise.
20178 (build3_loc): Likewise.
20179 (build4_loc): Likewise.
20180 (build5_loc): Likewise.
20182 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20184 * tree.c (make_int_cst_stat): Remove _stat from name.
20185 * tree.h (make_int_cst_stat): Adjust prototype.
20186 (make_int_cst): Remove macro.
20188 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20190 * tree.c (make_tre_binfo_stat): Remove _stat from name.
20191 * tree.h (make_tree_binfo_stat): Adjust prototype.
20192 (make_tree_binfo): Remove.
20194 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20196 * tree.c (copy_node_stat): Rename to copy_node.
20197 (build_distinct_type_copy): Adjust.
20198 * tree.h (copy_node_stat): Adjust prototype.
20199 (copy_node): Remove macro.
20201 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20203 * tree.c (make_node_stat): rename to make_node.
20204 (build_tree_list_stat): Adjust.
20205 (build0_stat): Likewise.
20206 (build2_stat): Likewise.
20207 (build3_stat): Likewise.
20208 (build4_stat): Likewise.
20209 (build5_stat): Likewise.
20210 (build_decl_stat): Likewise.
20211 * tree.h (make_node_stat): Adjust prototype.
20212 (make_node): remove macro.
20214 2017-07-28 Peter Bergner <bergner@vnet.ibm.com>
20216 * config/rs6000/ppc-auxv.h (PPC_FEATURE2_DARN): New define.
20217 (PPC_FEATURE2_SCV): Likewise.
20218 * config/rs6000/rs6000.c (cpu_supports_info): Use them.
20220 2017-07-28 Tamar Christina <tamar.christina@arm.com>
20222 * config/aarch64/aarch64.c
20223 (aarch64_internal_mov_immediate): Add new special pattern.
20224 * config/aarch64/aarch64.md (*movdi_aarch64):
20225 Add reg/32bit const mov case.
20227 2017-07-28 Tamar Christina <tamar.christina@arm.com>
20228 Richard Sandiford <richard.sandiford@linaro.org>
20230 * config/aarch64/aarch64.md (mov<mode>): Generalize.
20231 (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
20232 Add integer and movi cases.
20233 (movi-split-hf-df-sf split, fp16): New.
20234 (enabled): Added TARGET_FP_F16INST.
20235 * config/aarch64/iterators.md (GPF_HF): New.
20236 * config/aarch64/predicates.md (aarch64_reg_or_fp_float): New.
20238 2017-07-28 Tamar Christina <tamar.christina@arm.com>
20240 * config/aarch64/aarch64.c
20241 (aarch64_simd_container_mode): Add prototype.
20242 (aarch64_expand_mov_immediate): Add HI support.
20243 (aarch64_reinterpret_float_as_int, aarch64_float_const_rtx_p: New.
20244 (aarch64_can_const_movi_rtx_p): New.
20245 (aarch64_preferred_reload_class):
20246 Remove restrictions of using FP registers for certain SIMD operations.
20247 (aarch64_rtx_costs): Added new cost for CONST_DOUBLE moves.
20248 (aarch64_valid_floating_const): Add integer move validation.
20249 (aarch64_simd_imm_scalar_p): Remove.
20250 (aarch64_output_scalar_simd_mov_immediate): Generalize function.
20251 (aarch64_legitimate_constant_p): Expand list of supported cases.
20252 * config/aarch64/aarch64-protos.h
20253 (aarch64_float_const_rtx_p, aarch64_can_const_movi_rtx_p): New.
20254 (aarch64_reinterpret_float_as_int): New.
20255 (aarch64_simd_imm_scalar_p): Remove.
20256 * config/aarch64/constraints.md (Uvi): New.
20257 (Dd): Split into Ds and new Dd.
20258 * config/aarch64/aarch64.md (*movsi_aarch64):
20260 (*movdi_aarch64): Add SIMD mov case.
20262 2017-07-28 Bin Cheng <bin.cheng@arm.com>
20264 * tree-predcom.c: (struct chain): Handle store-store chain in which
20265 stores for elimination only store loop invariant values.
20266 (execute_pred_commoning_chain): Ditto.
20267 (prepare_initializers_chain_store_elim): Ditto.
20268 (prepare_finalizers): Ditto.
20269 (is_inv_store_elimination_chain): New function.
20270 (initialize_root_vars_store_elim_1): New function.
20272 2017-07-28 Bin Cheng <bin.cheng@arm.com>
20274 * tree-predcom.c: Revise general description of the pass.
20275 (enum chain_type): New enum type for store elimination.
20276 (struct chain): New field supporting store elimination.
20277 (struct component): Ditto.
20278 (dump_chain): Dump store-stores chain.
20279 (release_chain): Release resources.
20280 (split_data_refs_to_components): Compute and create component
20281 contains only stores for elimination.
20282 (get_chain_last_ref_at): New function.
20283 (make_invariant_chain): Initialization.
20284 (make_rooted_chain): Specify chain type in parameter and record it.
20285 (add_looparound_copies): Skip for store-stores chain.
20286 (determine_roots_comp): Compute type of chain and pass it to
20288 (initialize_root_vars_store_elim_2): New function.
20289 (finalize_eliminated_stores): New function.
20290 (remove_stmt): Handle store for elimination.
20291 (execute_pred_commoning_chain): Execute predictive commoning on
20292 store-store chains.
20293 (determine_unroll_factor): Skip unroll for store-stores chain.
20294 (prepare_initializers_chain_store_elim): New function.
20295 (prepare_initializers_chain): Hanlde store-store chain.
20296 (prepare_finalizers_chain, prepare_finalizers): New function.
20297 (tree_predictive_commoning_loop): Return integer value indicating
20298 if loop is unrolled or lcssa form is corrupted.
20299 (tree_predictive_commoning): Rewrite for lcssa form if necessary.
20301 2017-07-28 Bin Cheng <bin.cheng@arm.com>
20303 * tree-predcom.c (initialize_root): Delete.
20304 (execute_pred_commoning_chain): Initialize root vars and replace
20305 reference of non-combined chain directly, rather than call above
20308 2017-07-28 Bin Cheng <bin.cheng@arm.com>
20310 * tree-predcom.c (ref_at_iteration): Add parameter NITERS. Compute
20311 memory reference to DR at (NITERS + ITERS)-th iteration of loop.
20313 2017-07-28 Bin Cheng <bin.cheng@arm.com>
20315 * tree-predcom.c (struct chain): New field init_seq.
20316 (release_chain): Release init_seq.
20317 (prepare_initializers_chain): Record intialization stmts in above
20319 (insert_init_seqs): New function.
20320 (tree_predictive_commoning_loop): Call insert_init_seqs.
20322 2017-07-28 Bin Cheng <bin.cheng@arm.com>
20324 * tree-predcom.c (determine_roots_comp): Skip trivial components.
20326 2017-07-28 Richard Biener <rguenther@suse.de>
20328 * match.pd: Remove superfluous :c.
20329 * genmatch.c (simplify::id): Add member.
20330 (lower_commutative, lower_opt_convert, lower_cond, lower_for):
20332 (current_id): New global.
20333 (dt_node::parent): Move from ...
20334 (dt_operand::parent): ... here. Add for_id member.
20335 (is_a_helper <dt_operand *>::test): DT_TRUE is also a dt_operand.
20336 (decision_tree::find_node): Relax order requirement when
20337 merging DT_TRUE nodes to ones inbetween the current simplify
20338 and the one we try to merge with. Add diagnostic whenever
20339 we need to enforce pattern order by not merging.
20340 (decision_tree::insert): Set current_id.
20341 (decision_tree::print_node): Dump parent node and for_id.
20342 (parser::last_id): Add member.
20343 (parser::push_simplify): Assign unique id.
20344 (parser::parser): Initialize last_id.
20346 2017-07-28 Martin Liska <mliska@suse.cz>
20349 * sanopt.c (sanitize_rewrite_addressable_params): Set VALUE_EXPR after
20350 gimple_build_debug_bind.
20352 2017-07-28 Richard Biener <rguenther@suse.de>
20354 PR tree-optimization/81502
20355 * match.pd: Add pattern combining BIT_INSERT_EXPR with
20357 * tree-cfg.c (verify_expr): Verify types of BIT_FIELD_REF
20359 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR pos.
20360 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Use bitsizetype
20361 for BIT_FIELD_REF args.
20362 * fold-const.c (make_bit_field_ref): Likewise.
20363 * tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise.
20365 2017-07-28 Jakub Jelinek <jakub@redhat.com>
20368 * sanopt.c (pass_sanopt::execute): Handle IFN_UBSAN_PTR.
20369 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Likewise.
20370 * flag-types.h (enum sanitize_code): Add SANITIZER_POINTER_OVERFLOW.
20371 Or it into SANITIZER_UNDEFINED.
20372 * ubsan.c: Include gimple-fold.h and varasm.h.
20373 (ubsan_expand_ptr_ifn): New function.
20374 (instrument_pointer_overflow): New function.
20375 (maybe_instrument_pointer_overflow): New function.
20376 (instrument_object_size): Formatting fix.
20377 (pass_ubsan::execute): Call instrument_pointer_overflow
20378 and maybe_instrument_pointer_overflow.
20379 * internal-fn.c (expand_UBSAN_PTR): New function.
20380 * ubsan.h (ubsan_expand_ptr_ifn): Declare.
20381 * sanitizer.def (__ubsan_handle_pointer_overflow,
20382 __ubsan_handle_pointer_overflow_abort): New builtins.
20383 * tree-ssa-tail-merge.c (merge_stmts_p): Handle IFN_UBSAN_PTR.
20384 * internal-fn.def (UBSAN_PTR): New internal function.
20385 * opts.c (sanitizer_opts): Add pointer-overflow.
20386 * lto-streamer-in.c (input_function): Handle IFN_UBSAN_PTR.
20387 * fold-const.c (build_range_check): Compute pointer range check in
20388 integral type if pointer arithmetics would be needed. Formatting
20391 2017-07-28 Martin Liska <mliska@suse.cz>
20394 * sanopt.c (sanitize_rewrite_addressable_params): Do not rewrite
20395 parameters that are of a variable-length.
20397 2017-07-28 Sebastian Huber <sebastian.huber@embedded-brains.de>
20399 * config.gcc (powerpc-*-rtems*): Remove rs6000/eabi.h. Add
20401 * config/rs6000/rtems.h (ASM_DECLARE_FUNCTION_SIZE): New macro.
20402 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20403 (CRT_CALL_STATIC_FUNCTION): Likewise.
20404 (ASM_DEFAULT_SPEC): New define.
20405 (ASM_SPEC32): Likewise.
20406 (ASM_SPEC64): Likewise.
20407 (ASM_SPEC_COMMON): Likewise.
20408 (ASM_SPEC): Likewise.
20409 (INVALID_64BIT): Likewise.
20410 (LINK_OS_DEFAULT_SPEC): Likewise.
20411 (LINK_OS_SPEC32): Likewise.
20412 (LINK_OS_SPEC64): Likewise.
20413 (POWERPC_LINUX): Likewise.
20414 (PTRDIFF_TYPE): Likewise.
20415 (RESTORE_FP_PREFIX): Likewise.
20416 (RESTORE_FP_SUFFIX): Likewise.
20417 (SAVE_FP_PREFIX): Likewise.
20418 (SAVE_FP_SUFFIX): Likewise.
20419 (SIZE_TYPE): Likewise.
20420 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20421 (TARGET_64BIT): Likewise.
20422 (TARGET_64BIT): Likewise.
20423 (TARGET_AIX): Likewise.
20424 (WCHAR_TYPE_SIZE): Likewise.
20425 (WCHAR_TYPE): Undefine.
20426 (TARGET_OS_CPP_BUILTINS): Add 64-bit PowerPC defines.
20427 (CPP_OS_DEFAULT_SPEC): Use previous CPP_OS_RTEMS_SPEC.
20428 (CPP_OS_RTEMS_SPEC): Delete.
20429 (SUBSUBTARGET_EXTRA_SPECS): Remove cpp_os_rtems. Add
20430 asm_spec_common, asm_spec32, asm_spec64, link_os_spec32, and
20432 * config/rs6000/t-rtems: Add mcpu=e6500/m64 multilibs.
20434 2017-07-28 Jakub Jelinek <jakub@redhat.com>
20436 PR tree-optimization/81578
20437 * tree-parloops.c (build_new_reduction): Bail out if
20438 reduction_code isn't one of the standard OpenMP reductions.
20439 Move the details printing after that decision.
20441 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
20443 * config/rs6000/predicates.md (volatile_mem_operand): Remove code
20444 related to reload_in_progress.
20445 (splat_input_operand): Likewise.
20446 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20448 * config/rs6000/rs6000.c (machine_function): Remove sdmode_stack_slot
20450 (TARGET_EXPAND_TO_RTL_HOOK): Delete.
20451 (TARGET_INSTANTIATE_DECLS): Likewise.
20452 (legitimate_indexed_address_p): Delete reload_in_progress code.
20453 (rs6000_debug_legitimate_address_p): Likewise.
20454 (rs6000_eliminate_indexed_memrefs): Likewise.
20455 (rs6000_emit_le_vsx_store): Likewise.
20456 (rs6000_emit_move_si_sf_subreg): Likewise.
20457 (rs6000_emit_move): Likewise.
20458 (register_to_reg_type): Likewise.
20459 (rs6000_pre_atomic_barrier): Likewise.
20460 (rs6000_machopic_legitimize_pic_address): Likewise.
20461 (rs6000_allocate_stack_temp): Likewise.
20462 (rs6000_address_for_fpconvert): Likewise.
20463 (rs6000_address_for_altivec): Likewise.
20464 (rs6000_secondary_memory_needed_rtx): Delete function.
20465 (rs6000_check_sdmode): Likewise.
20466 (rs6000_alloc_sdmode_stack_slot): Likewise.
20467 (rs6000_instantiate_decls): Likewise.
20468 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20469 * config/rs6000/rs6000.md (splitter for *movsi_got_internal):
20470 Delete reload_in_progress.
20471 (*vec_reload_and_plus_<mptrsize>): Likewise.
20472 * config/rs6000/vsx.md (vsx_mul_v2di): Likewise.
20473 (vsx_div_v2di): Likewise.
20474 (vsx_udiv_v2di): Likewise.
20476 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
20478 * config/rs6000/rs6000.opt (mlra): Replace with stub.
20479 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Delete OPTION_MASK_LRA.
20480 * config/rs6000/rs6000.c (TARGET_LRA_P): Delete.
20481 (rs6000_debug_reg_global): Delete print of LRA status.
20482 (rs6000_option_override_internal): Delete dead LRA related code.
20483 (rs6000_lra_p): Delete function.
20484 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mlra.
20486 2017-07-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
20488 * config.gcc (riscv*-*-elf*): Add (riscv*-*-rtems*).
20489 * config/riscv/rtems.h: New file.
20491 2017-07-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20492 Sudakshina Das <sudi.das@arm.com>
20494 * config/aarch64/aarch64.md
20495 (define_split for and<mode>3nr_compare): Move
20496 non aarch64_logical_operand to a register.
20497 (define_split for and_<SHIFT:optab><mode>3nr_compare0): Move non
20498 register immediate operand to a register.
20499 * config/aarch64/predicates.md (aarch64_mov_imm_operand): New.
20501 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
20503 PR middle-end/81564
20504 * tree-cfg.c (group_case_labels_stmt): Handle already deleted blocks.
20506 2017-07-27 Richard Biener <rguenther@suse.de>
20508 PR tree-optimization/81573
20509 PR tree-optimization/81494
20510 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
20511 multi defuse cycle case.
20513 2017-07-27 Richard Biener <rguenther@suse.de>
20515 PR tree-optimization/81571
20516 * tree-vect-slp.c (vect_build_slp_tree): Properly verify reduction
20519 2017-07-27 Eric Botcazou <ebotcazou@adacore.com>
20521 * config/sparc/sparc.c (sparc_option_override): Set MASK_FSMULD flag
20522 earlier and only if MASK_FPU is set. Adjust formatting.
20524 2017-07-27 Martin Liska <mliska@suse.cz>
20526 * opt-functions.awk: Add validation of value of Init.
20527 * optc-gen.awk: Pass new argument.
20529 2017-07-27 Martin Liska <mliska@suse.cz>
20531 * auto-profile.c (autofdo_source_profile::update_inlined_ind_target):
20532 Fix wrong condition.
20534 2017-07-27 Martin Liska <mliska@suse.cz>
20536 * auto-profile.c (afdo_annotate_cfg): Assign zero counts to
20537 BBs and edges seen by autoFDO.
20539 2017-07-27 Richard Biener <rguenther@suse.de>
20541 PR tree-optimization/81502
20542 * tree-ssa.c (non_rewritable_lvalue_p): Handle BIT_INSERT_EXPR
20543 with incompatible but same sized type.
20544 (execute_update_addresses_taken): Likewise.
20546 2017-07-27 James Greenhalgh <james.greenhalgh@arm.com>
20548 * tree-ssa-loop-ch.c (pass_ch::process_loop_p): Guard on
20549 flag_tree_loop_vectorize rather than flag_tree_vectorize.
20551 2017-07-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20554 * config/s390/s390.md ("*atomic_compare_and_swap<mode>_1")
20555 ("*atomic_compare_and_swapdi_2", "*atomic_compare_and_swapsi_3"):
20556 Change s_operand to memory_operand.
20558 2017-07-27 Richard Sandiford <richard.sandiford@linaro.org>
20560 * config/rs6000/rs6000-protos.h (rs6000_emit_le_vsx_permute): Declare.
20561 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Replace with...
20562 (rs6000_emit_le_vsx_permute): ...this. Take the destination as input.
20563 Emit instructions rather than returning an expression. Handle TFmode
20564 and KFmode by casting to TImode.
20565 (rs6000_emit_le_vsx_load): Update to use rs6000_emit_le_vsx_permute.
20566 (rs6000_emit_le_vsx_store): Likewise.
20567 * config/rs6000/vsx.md (VSX_TI): New iterator.
20568 (*vsx_le_permute_<mode>): Use it instead of VSX_LE_128.
20569 (*vsx_le_undo_permute_<mode>): Likewise.
20570 (*vsx_le_perm_load_<mode>): Use rs6000_emit_le_vsx_permute to
20571 emit the split sequence.
20572 (*vsx_le_perm_store_<mode>): Likewise.
20574 2017-07-27 Jakub Jelinek <jakub@redhat.com>
20576 PR tree-optimization/81555
20577 PR tree-optimization/81556
20578 * tree-ssa-reassoc.c (rewrite_expr_tree): Add NEXT_CHANGED argument,
20579 if true, force CHANGED for the recursive invocation.
20580 (reassociate_bb): Remember original length of ops array, pass
20581 len != orig_len as NEXT_CHANGED in rewrite_expr_tree call.
20583 * attribs.c (decl_attributes): Imply noinline, noclone and no_icf
20584 attributes for noipa attribute. For naked attribute use
20585 lookup_attribute first before lookup_attribute_spec.
20586 * final.c (rest_of_handle_final): Disable IPA RA for functions with
20588 * ipa-visibility.c (non_local_p): Fix comment typos. Return true
20589 for functions with noipa attribute.
20590 (cgraph_externally_visible_p): Return true for functions with noipa
20592 * cgraph.c (cgraph_node::get_availability): Return AVAIL_INTERPOSABLE
20593 for functions with noipa attribute.
20594 * doc/extend.texi: Document noipa function attribute.
20595 * tree-ssa-structalias.c (refered_from_nonlocal_fn): Set *nonlocal_p
20596 also for functions with noipa attribute.
20597 (ipa_pta_execute): Set nonlocal_p also for nodes with noipa attribute.
20599 2017-07-26 Andrew Pinski <apinski@cavium.com>
20601 * config/aarch64/aarch64.c (thunderx_vector_cost): Decrease cost of
20602 vec_unalign_load_cost and vec_unalign_store_cost.
20604 2017-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
20606 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Delete
20607 -mvsx-small-integer option.
20608 (ISA_3_0_MASKS_IEEE): Likewise.
20609 (OTHER_VSX_VECTOR_MASKS): Likewise.
20610 (POWERPC_MASKS): Likewise.
20611 * config/rs6000/rs6000.opt (-mvsx-small-integer): Likewise.
20612 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Simplify
20613 code, only testing for DImode being allowed in non-VSX floating
20615 (rs6000_init_hard_regno_mode_ok): Change TARGET_VSX_SMALL_INTEGER
20616 to TARGET_P8_VECTOR test. Remove redundant VSX test inside of
20618 (rs6000_option_override_internal): Delete -mvsx-small-integer.
20619 (rs6000_expand_vector_set): Change TARGET_VSX_SMALL_INTEGER to
20620 TARGET_P8_VECTOR test.
20621 (rs6000_secondary_reload_simple_move): Likewise.
20622 (rs6000_preferred_reload_class): Delete TARGET_VSX_SMALL_INTEGER,
20623 since TARGET_P9_VECTOR was already tested.
20624 (rs6000_opt_masks): Remove -mvsx-small-integer.
20625 * config/rs6000/vsx.md (vsx_extract_<mode>): Delete
20626 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
20628 (vsx_extract_<mode>_p9): Delete TARGET_VSX_SMALL_INTEGER, since a
20629 test for TARGET_VEXTRACTUB was used, and that uses
20631 (p9 extract splitter): Likewise.
20632 (vsx_extract_<mode>_di_p9): Likewise.
20633 (vsx_extract_<mode>_store_p9): Likewise.
20634 (vsx_extract_si): Delete TARGET_VSX_SMALL_INTEGER, since a test
20635 for TARGET_P9_VECTOR was used. Delete code that is now dead with
20636 the elimination of TARGET_VSX_SMALL_INTEGER.
20637 (vsx_extract_<mode>_p8): Likewise.
20638 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Likewise.
20639 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
20640 (vsx_set_<mode>_p9): Likewise.
20641 (vsx_set_v4sf_p9): Likewise.
20642 (vsx_set_v4sf_p9_zero): Likewise.
20643 (vsx_insert_extract_v4sf_p9): Likewise.
20644 (vsx_insert_extract_v4sf_p9_2): Likewise.
20645 * config/rs6000/rs6000.md (sign extend splitter): Change
20646 TARGET_VSX_SMALL_INTEGER to TARGET_P8_VECTOR test.
20647 (floatsi<mode>2_lfiwax_mem): Likewise.
20648 (floatunssi<mode>2_lfiwzx_mem): Likewise.
20649 (float<QHI:mode><FP_ISA3:mode>2): Delete TARGET_VSX_SMALL_INTEGER,
20650 since a test for TARGET_P9_VECTOR was used.
20651 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
20652 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
20653 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
20654 (fix_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
20655 TARGET_P8_VECTOR test.
20656 (fix_trunc<mode>si2_stfiwx): Likewise.
20657 (fix_trunc<mode>si2_internal): Likewise.
20658 (fix_trunc<SFDF:mode><QHI:mode>2): Delete
20659 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
20661 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
20662 (fixuns_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
20663 TARGET_P8_VECTOR test.
20664 (fixuns_trunc<mode>si2_stfiwx): Likewise.
20665 (fixuns_trunc<SFDF:mode><QHI:mode>2): Delete
20666 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
20668 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
20669 (fctiw<u>z_<mode>_smallint): Delete TARGET_VSX_SMALL_INTEGER,
20670 since a test for TARGET_P9_VECTOR was used.
20671 (splitter for loading small constants): Likewise.
20673 2017-07-26 Andrew Pinski <apinski@cavium.com>
20675 * config/aarch64/aarch64.c (thunderx_vector_cost): Fix
20678 2017-07-26 H.J. Lu <hongjiu.lu@intel.com>
20681 * config/i386/i386.c (sp_valid_at): Properly check CFA offset.
20682 (fp_valid_at): Likewise.
20684 2017-07-26 James Greenhalgh <james.greenhalgh@arm.com>
20686 * config/aarch64/aarch64.c (cortexa57_addrcost_table): Remove.
20687 (qdf24xx_addrcost_table): Likewise.
20688 (cortexa57_tunings): Update to use generic_branch_cost.
20689 (cortexa72_tunings): Likewise.
20690 (cortexa73_tunings): Likewise.
20691 (qdf24xx_tunings): Likewise.
20693 2017-07-26 James Greenhalgh <james.greenhalgh@arm.com>
20695 * config/aarch64/aarch64.c (cortexa57_branch_cost): Remove.
20696 (thunderx2t99_branch_cost): Likewise.
20697 (cortexa35_tunings): Update to use generic_branch_cost.
20698 (cortexa53_tunings): Likewise.
20699 (cortexa57_tunings): Likewise.
20700 (cortexa72_tunings): Likewise.
20701 (cortexa73_tunings): Likewise.
20702 (thunderx2t99_tunings): Likewise.
20704 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
20706 * config/sparc/sparc.c (dump_target_flag_bits): Dump MASK_FSMULD.
20707 (sparc_option_override): Honour MASK_FSMULD.
20708 * config/sparc/sparc.h (MASK_FEATURES): Add MASK_FSMULD.
20709 * config/sparc/sparc.md (muldf3_extend): Use TARGET_FSMULD.
20710 * config/sparc/sparc.opt (mfsmuld): New option.
20711 * doc/invoke.texi (mfsmuld): Document option.
20713 2017-07-26 Marek Polacek <polacek@redhat.com>
20715 PR middle-end/70992
20716 * tree.c (build2_stat): Don't set TREE_CONSTANT on divisions by zero.
20718 2017-07-26 Richard Biener <rguenther@suse.de>
20720 * gimple-match-head.c (do_valueize): Return OP if valueize
20722 (get_def): New helper to get at the def stmt of a SSA name
20723 if valueize allows.
20724 * genmatch.c (dt_node::gen_kids_1): Use get_def instead of
20725 do_valueize to get at the def stmt.
20726 (dt_operand::gen_gimple_expr): Simplify do_valueize calls.
20728 2017-07-26 Wilco Dijkstra <wdijkstr@arm.com>
20730 PR middle-end/46932
20731 * auto-inc-dec.c (parse_add_or_inc): Block autoinc on sfp.
20733 2017-07-26 Martin Liska <mliska@suse.cz>
20736 * function.c (expand_function_start): Make expansion of
20737 nonlocal_goto_save_area after parm_birth_insn.
20739 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
20741 * config/sparc/sparc.c (sparc_option_override): Remove MASK_FPU
20742 from all CPU target flags enable members.
20744 2017-07-26 Richard Biener <rguenther@suse.de>
20746 * genmatch.c (dt_simplify::gen): Make iterator vars const.
20747 (decision_tree::gen): Make 'type' const.
20748 (write_predicate): Likewise.
20750 2017-07-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20752 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok):
20753 Eliminate TARGET_UPPER_REGS_{DF,DI,SF} usage.
20754 (rs6000_option_override_internal): Likewise.
20755 (rs6000_expand_vector_set): Likewise.
20756 * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Delete.
20757 (TARGET_UPPER_REGS_SF): Likewise.
20758 (TARGET_UPPER_REGS_DI): Likewise.
20759 (TARGET_VEXTRACTUB): Eliminate TARGET_UPPER_REGS_{DF,DI,SF}.
20760 (TARGET_DIRECT_MOVE_64BIT): Likewise.
20761 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Likewise.
20762 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
20763 (Splitters for DI constants in Altivec registers): Likewise.
20764 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Likewise.
20765 (vsx_set_v4sf_p9): Likewise.
20766 (vsx_set_v4sf_p9_zero): Likewise.
20767 (vsx_insert_extract_v4sf_p9): Likewise.
20768 (vsx_insert_extract_v4sf_p9_2): Likewise.
20770 2017-07-25 Carl Love <cel@us.ibm.com>
20772 * doc/extend.texi: Update the built-in documentation file for the
20773 existing built-in functions
20774 vector signed char vec_cnttz (vector signed char);
20775 vector unsigned char vec_cnttz (vector unsigned char);
20776 vector signed short vec_cnttz (vector signed short);
20777 vector unsigned short vec_cnttz (vector unsigned short);
20778 vector signed int vec_cnttz (vector signed int);
20779 vector unsigned int vec_cnttz (vector unsigned int);
20780 vector signed long long vec_cnttz (vector signed long long);
20781 vector unsigned long long vec_cnttz (vector unsigned long long);
20783 2017-07-25 Andrew Pinski <apinski@cavium.com>
20785 * tree-ssa-uninit.c (warn_uninitialized_vars): Don't warn about memory
20786 accesses where the use is for the first operand of a BIT_INSERT.
20788 2017-07-25 Jim Wilson <jim.wilson@linaro.org>
20791 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
20792 for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.
20794 2017-07-25 Jim Wilson <jim.wilson@linaro.org>
20796 * config/i386/gstabs.h: Delete.
20797 * config/i386/openbsd.h, config/i386/t-openbsd: Likewise.
20799 2017-07-25 Uros Bizjak <ubizjak@gmail.com>
20801 * config/i386/i386.c (ix86_decompose_address): Do not check for
20802 register RTX when looking at index_reg or base_reg.
20803 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use stack_pointer_rtx.
20805 2017-07-25 Eric Botcazou <ebotcazou@adacore.com>
20807 * gimple.c (gimple_assign_set_rhs_with_ops): Do not ask gsi_replace
20808 to update EH info here.
20810 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
20812 * match.pd ((X * CST1) * CST2): Simplify to X * (CST1 * CST2).
20814 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
20816 * match.pd ((X * CST) * Y): Reassociate to (X * Y) * CST.
20818 2017-07-25 Torsten Duwe <duwe@suse.de>
20820 * common.opt: Introduce -fpatchable-function-entry
20821 command line option, and its variables function_entry_patch_area_size
20822 and function_entry_patch_area_start.
20823 * opts.c (common_handle_option): Add -fpatchable_function_entry_ case,
20824 including a two-value parser.
20825 * target.def (print_patchable_function_entry): New target hook.
20826 * targhooks.h (default_print_patchable_function_entry): New function.
20827 * targhooks.c (default_print_patchable_function_entry): Likewise.
20828 * toplev.c (process_options): Switch off IPA-RA if
20829 patchable function entries are being generated.
20830 * varasm.c (assemble_start_function): Look at the
20831 patchable-function-entry command line switch and current
20832 function attributes and maybe generate NOP instructions by
20833 calling the print_patchable_function_entry hook.
20834 * doc/extend.texi: Document patchable_function_entry attribute.
20835 * doc/invoke.texi: Document -fpatchable_function_entry
20836 command line option.
20837 * doc/tm.texi.in (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY):
20839 * doc/tm.texi: Re-generate.
20841 2017-07-25 Jakub Jelinek <jakub@redhat.com>
20844 * config/i386/constraints.md (Yd, Ye): Use ALL_SSE_REGS for
20845 TARGET_AVX512DQ rather than TARGET_AVX512BW.
20847 2017-07-25 Tamar Christina <tamar.christina@arm.com>
20849 * config/arm/parsecpu.awk (all_cores): Remove duplicates.
20851 2017-07-25 Richard Biener <rguenther@suse.de>
20853 PR tree-optimization/81455
20854 * tree-ssa-loop-unswitch.c (find_loop_guard): Make sure to
20855 not walk in cycles when looking for guards.
20857 2017-07-25 Richard Biener <rguenther@suse.de>
20859 PR tree-optimization/81529
20860 * tree-vect-stmts.c (process_use): Disregard live induction PHIs
20861 when optimizing backedge uses.
20863 2017-07-25 David Edelsohn <dje.gcc@gmail.com>
20865 * dwarf2asm.c (dw2_asm_output_nstring): Encode double quote
20867 * dwarf2out.c (output_macinfo): Copy debug_line_section_label
20868 to dl_section_ref. On AIX, append an expression to subtract
20869 the size of the section length to dl_section_ref.
20871 2017-07-25 Segher Boessenkool <segher@kernel.crashing.org>
20873 * configure.ac: If any of the config.* scripts fail, exit 1.
20874 * configure: Regenerate.
20876 2017-07-25 Richard Biener <rguenther@suse.de>
20878 PR middle-end/81546
20879 * tree-ssa-operands.c (verify_imm_links): Remove cap on number
20880 of immediate uses, be more verbose on errors.
20882 2017-07-25 Richard Biener <rguenther@suse.de>
20884 PR tree-optimization/81510
20885 * tree-vect-loop.c (vect_is_simple_reduction): When the
20886 reduction stmt is not inside the loop bail out.
20888 2017-07-25 Richard Biener <rguenther@suse.de>
20890 PR tree-optimization/81303
20891 * tree-vect-loop-manip.c (vect_loop_versioning): Build
20892 profitability check against LOOP_VINFO_NITERSM1.
20894 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
20896 * domwalk.c (cmp_bb_postorder): Simplify.
20897 (sort_bbs_postorder): New function. Use it...
20898 (dom_walker::walk): ...here to optimize common cases.
20900 2017-07-25 Martin Liska <mliska@suse.cz>
20903 * ipa-visibility.c (function_and_variable_visibility): Make the
20904 redirection just on target that supports aliasing.
20905 Fix GNU coding style.
20907 2017-07-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
20910 * config/aarch64/rtems.h: Add GCC Runtime Library Exception.
20912 * config/arm/rtems.h: Likewise.
20913 * config/bfin/rtems.h: Likewise.
20914 * config/i386/rtemself.h: Likewise.
20915 * config/lm32/rtems.h: Likewise.
20916 * config/m32c/rtems.h: Likewise.
20917 * config/m68k/rtemself.h: Likewise.
20918 * config/microblaze/rtems.h: Likewise.
20919 * config/mips/rtems.h: Likewise.
20920 * config/moxie/rtems.h: Likewise.
20921 * config/nios2/rtems.h: Likewise.
20922 * config/powerpcspe/rtems.h: Likewise.
20923 * config/rs6000/rtems.h: Likewise.
20924 * config/rtems.h: Likewise.
20925 * config/sh/rtems.h: Likewise.
20926 * config/sh/rtemself.h: Likewise.
20927 * config/sparc/rtemself.h: Likewise.
20929 2017-07-25 Georg-Johann Lay <avr@gjlay.de>
20932 * hsa-brig.c (brig_init): Use xasprintf instead of asprintf.
20933 * gimple-pretty-print.c (dump_profile, dump_probability): Same.
20934 * tree-ssa-structalias.c (alias_get_name): Same.
20936 2017-07-25 Bin Cheng <bin.cheng@arm.com>
20939 * config/aarch64/cortex-a57-fma-steering.c (analyze): Skip fmul/fmac
20940 instructions if no du chain is found.
20942 2017-07-25 Georg-Johann Lay <avr@gjlay.de>
20944 * config/avr/avr-log.c (avr_log_vadump) ['T']: Print NULL-TREE.
20946 2017-07-25 Richard Biener <rguenther@suse.de>
20948 PR middle-end/81505
20949 * fold-const.c (fold_negate_const): TREE_OVERFLOW should be
20952 2017-07-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20954 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Delete
20955 upper-regs options.
20956 (ISA_2_7_MASKS_SERVER): Likewise.
20957 (ISA_3_0_MASKS_IEEE): Likewise.
20958 (OTHER_P8_VECTOR_MASKS): Likewise.
20959 (OTHER_VSX_VECTOR_MASKS): Likewise.
20960 (POWERPC_MASKS): Likewise.
20961 (power7 cpu): Use ISA_2_6_MASKS_SERVER instead of using a
20962 duplicate list of options.
20963 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Remove
20964 explicit -mupper-regs options.
20965 * config/rs6000/rs6000.opt (-mvsx-scalar-memory): Delete
20966 -mupper-regs* options. Delete -mvsx-scalar-memory, which was an
20967 alias for -mupper-regs-df.
20968 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
20969 (rs6000_init_hard_regno_mode_ok): Likewise.
20970 (rs6000_option_override_internal): Likewise.
20971 (rs6000_opt_masks): Likewise.
20972 * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Define upper regs
20973 options in terms of whether -mvsx or -mpower8-vector was used.
20974 (TARGET_UPPER_REGS_DI): Likewise.
20975 (TARGET_UPPER_REGS_SF): Likewise.
20976 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete the
20977 -mupper-regs-* options.
20979 2017-07-24 Segher Boessenkool <segher@kernel.crashing.org>
20981 * passes.c (emergency_dump_function): Print some empty lines and a
20982 header before the RTL dump.
20984 2017-07-24 Segher Boessenkool <segher@kernel.crashing.org>
20986 * cfgrtl.c (rtl_dump_bb): Don't call NEXT_INSN on NULL.
20988 2017-07-24 Wilco Dijkstra <wdijkstr@arm.com>
20991 * config/aarch64/aarch64.c (aarch64_classify_symbol):
20992 Avoid SYMBOL_SMALL_ABSOLUTE for literals with pc-relative literals.
20994 2017-07-24 Carl Love <cel@us.ibm.com>
20996 * config/rs6000/rs6000-c.c: Add support for built-in functions
20997 vector float vec_extract_fp32_from_shorth (vector unsigned short);
20998 vector float vec_extract_fp32_from_shortl (vector unsigned short);
20999 * config/rs6000/altivec.h (vec_extract_fp_from_shorth,
21000 vec_extract_fp_from_shortl): Add defines for the two builtins.
21001 * config/rs6000/rs6000-builtin.def (VEXTRACT_FP_FROM_SHORTH,
21002 VEXTRACT_FP_FROM_SHORTL): Add BU_P9V_OVERLOAD_1 and BU_P9V_VSX_1
21004 * config/rs6000/vsx.md vsx_xvcvhpsp): Add define_insn.
21005 (vextract_fp_from_shorth, vextract_fp_from_shortl): Add define_expands.
21006 * doc/extend.texi: Update the built-in documentation file for the
21007 new built-in function.
21009 2017-07-24 Jakub Jelinek <jakub@redhat.com>
21012 * tree.def: Remove TYPE_METHODS documentation, adjust TYPE_FIELDS
21014 * doc/generic.texi: Likewise.
21015 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
21016 for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.
21018 2017-07-24 Jackson Woodruff <jackson.woodruff@arm.com>
21020 * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): New.
21021 (aarch64_mls_elt_merge<mode>): Likewise.
21023 2017-07-23 Krister Walfridsson <krister.walfridsson@gmail.com>
21025 * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
21026 having __cxa_atexit.
21028 2017-07-23 Michael Collison <michael.collison@arm.com>
21030 * config/arm/arm.c (arm_option_override): Deprecate
21031 use of -mstructure-size-boundary.
21032 * config/arm/arm.opt: Deprecate -mstructure-size-boundary.
21033 * doc/invoke.texi: Deprecate -mstructure-size-boundary.
21035 2017-07-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21038 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
21039 Reduce cost estimate for direct moves.
21041 2017-07-23 Uros Bizjak <ubizjak@gmail.com>
21044 * config/i386/i386.c (ix86_option_override_internal): Disable
21045 BMI, BMI2 and TBM instructions for -m16.
21047 2017-07-21 Carl Love <cel@us.ibm.com>
21049 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21050 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
21051 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
21052 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
21053 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
21054 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
21055 VMULOSW): New enum "unspec" values.
21056 (altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
21057 altivec_vmulosw): New patterns.
21058 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
21059 VMULOSW): Add definitions.
21061 2017-07-21 Jim Wilson <jim.wilson@linaro.org>
21063 * config/aarch64/aarch64-cores.def (falkor): Add AARCH64_FL_RDMA.
21064 (qdf24xx): Likewise.
21065 * config/aarch64/aarch64-options-extensions.def (rdma); New.
21066 * config/aarch64/aarch64.h (AARCH64_FL_RDMA): New.
21067 (AARCH64_FL_V8_1): Renumber.
21068 (AARCH64_FL_FOR_ARCH8_1): Add AARCH64_FL_RDMA.
21069 (AARCH64_ISA_RDMA): Use AARCH64_FL_RDMA.
21070 * config/aarch64/arm_neon.h: Use +rdma instead of arch=armv8.1-a.
21071 * doc/invoke.texi (AArch64 Options): Mention +rmda in -march docs. Add
21072 rdma to feature modifiers list.
21074 2017-07-21 Yury Gribov <tetra2005@gmail.com>
21076 PR middle-end/56727
21077 * ipa-visibility (function_and_variable_visibility): Convert
21078 recursive PLT call to direct call if appropriate.
21080 2017-07-21 Andrew Pinski <apinski@cavium.com>
21082 * tree-ssa-sccvn.c (vn_nary_op_eq): Check BIT_INSERT_EXPR's
21083 operand 1 to see if the types precision matches.
21084 * fold-const.c (operand_equal_p): Likewise.
21086 2017-07-21 Richard Biener <rguenther@suse.de>
21088 PR tree-optimization/81303
21089 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Pass
21090 in datarefs vector. Allow NULL dr0 for no peeling cost estimate.
21091 (vect_peeling_hash_get_lowest_cost): Adjust.
21092 (vect_enhance_data_refs_alignment): Likewise. Use
21093 vect_get_peeling_costs_all_drs to compute the penalty for no
21094 peeling to match up costs.
21096 2017-07-21 Richard Biener <rguenther@suse.de>
21098 PR tree-optimization/81500
21099 * tree-vect-loop.c (vect_is_simple_reduction): Properly fail if
21100 we didn't identify a reduction path.
21102 2017-07-21 Tom de Vries <tom@codesourcery.com>
21103 Cesar Philippidis <cesar@codesourcery.com>
21105 PR gcov-profile/81442
21106 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Add missing edge
21109 2017-07-21 Tom de Vries <tom@codesourcery.com>
21112 * config/nvptx/nvptx.c (nvptx_override_options_after_change): New
21114 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define to
21115 nvptx_override_options_after_change.
21117 2017-07-21 Ulrich Drepper <drepper@redhat.com>
21119 * dwarf2out.c (output_file_names): Avoid double testing for
21120 dwarf_version >= 5.
21122 2017-07-21 Georg-Johann Lay <avr@gjlay.de>
21124 * doc/invoke.texi (AVR Built-in Functions): Re-layout section.
21126 2016-07-21 Jan Hubicka <hubicka@ucw.cz>
21128 * cfgcleanup.c (flow_find_cross_jump): Do not crossjump across
21130 (try_crossjump_to_edge): Do not punt on partitioned functions.
21132 2016-07-21 Jan Hubicka <hubicka@ucw.cz>
21134 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
21135 Put all BBs reachable only via paths crossing cold region to cold
21137 * cfgrtl.c (find_bbs_reachable_by_hot_paths): New function.
21139 2016-07-21 Richard Biener <rguenther@suse.de>
21141 PR tree-optimization/81303
21142 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Take
21143 into account prologue and epilogue iterations when raising
21144 min_profitable_iters to sth at least covering one vector iteration.
21146 2017-07-21 Tamar Christina <tamar.christina@arm.com>
21148 * config/arm/arm.c (arm_test_cpu_arch_dat):
21151 2017-07-20 Nathan Sidwell <nathan@acm.org>
21153 Remove TYPE_METHODS.
21154 * tree.h (TYPE_METHODS): Delete.
21155 * dwarf2out.c (gen_member_die): Member fns are on TYPE_FIELDS.
21156 * dbxout.c (dbxout_type_fields): Ignore FUNCTION_DECLs.
21157 (dbxout_type_methods): Scan TYPE_FIELDS.
21158 (dbxout_type): Don't check TYPE_METHODS here.
21159 * function.c (use_register_for_decl): Always ignore register for
21160 class types when not optimizing.
21161 * ipa-devirt.c (odr_types_equivalent_p): Delete TYPE_METHODS scan.
21162 * tree.c (free_lang_data_in_type): Stitch out member functions and
21163 templates from TYPE_FIELDS.
21164 (build_distinct_type_copy, verify_type_variant,
21165 verify_type): Member fns are on TYPE_FIELDS.
21166 * tree-dump.c (dequeue_and_dump): No TYPE_METHODS.
21167 * tree-pretty-print.c (dump_generic_node): Likewise.
21169 2017-07-20 Jakub Jelinek <jakub@redhat.com>
21172 * config/i386/i386.c (ix86_expand_vector_init_general): Handle
21173 V2TImode and V4TImode.
21174 (ix86_expand_vector_extract): Likewise.
21175 * config/i386/sse.md (VMOVE): Enable V4TImode even for just
21176 TARGET_AVX512F, instead of only for TARGET_AVX512BW.
21177 (ssescalarmode): Handle V4TImode and V2TImode.
21178 (VEC_EXTRACT_MODE): Add V4TImode and V2TImode.
21179 (*vec_extractv2ti, *vec_extractv4ti): New insns.
21180 (VEXTRACTI128_MODE): New mode iterator.
21181 (splitter for *vec_extractv?ti first element): New.
21182 (VEC_INIT_MODE): New mode iterator.
21183 (vec_init<mode>): Consolidate 3 expanders into one using
21184 VEC_INIT_MODE mode iterator.
21186 2017-07-20 Alexander Monakov <amonakov@ispras.ru>
21188 * lra-assigns.c (pseudo_compare_func): Fix comparison step based on
21189 non_spilled_static_chain_regno_p.
21191 2017-07-20 Alexander Monakov <amonakov@ispras.ru>
21193 * gimple-ssa-store-merging.c (sort_by_bitpos): Return 0 on equal bitpos.
21195 2017-07-20 Jan Hubicka <hubicka@ucw.cz>
21197 * bb-reorder.c (connect_traces): Allow copying of blocks within
21200 2017-07-20 Richard Biener <rguenther@suse.de>
21202 * gimple.h (gimple_phi_result): Add gphi * overload.
21203 (gimple_phi_result_ptr): Likewise.
21204 (gimple_phi_arg): Likewise. Adjust index assert to only
21205 allow actual argument accesses rather than all slots available
21207 (gimple_phi_arg_def): Add gphi * overload.
21208 * tree-phinodes.c (make_phi_node): Initialize only actual
21210 (resize_phi_node): Clear memory not covered by old node,
21211 do not initialize excess argument slots.
21212 (reserve_phi_args_for_new_edge): Initialize new argument slot
21215 2017-07-20 Bin Cheng <bin.cheng@arm.com>
21217 PR tree-optimization/81388
21219 2016-07-21 Bin Cheng <bin.cheng@arm.com>
21221 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
21222 by removing computation of may_be_zero.
21224 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
21225 Tom de Vries <tom@codesourcery.com>
21227 PR middle-end/81030
21228 * cfgbuild.c (find_many_sub_basic_blocks): Update REG_BR_PROB note
21229 when gimple level profile disagrees with what RTL expander did.
21231 2017-07-20 Richard Biener <rguenther@suse.de>
21233 PR tree-optimization/61171
21234 * tree-vectorizer.h (slp_instance): Add reduc_phis member.
21235 (vect_analyze_stmt): Add slp instance parameter.
21236 (vectorizable_reduction): Likewise.
21237 * tree-vect-loop.c (vect_analyze_loop_operations): Adjust.
21238 (vect_is_simple_reduction): Deal with chains not detected
21239 as SLP reduction chain, specifically not properly associated
21240 chains containing a mix of plus/minus.
21241 (get_reduction_op): Remove.
21242 (get_initial_defs_for_reduction): Simplify, pass in whether
21243 this is a reduction chain, pass in the SLP node for the PHIs.
21244 (vect_create_epilog_for_reduction): Get the SLP instance as
21246 (vectorizable_reduction): Get the SLP instance as arg.
21247 During analysis remember the SLP node with the PHIs in the
21248 instance. Simplify getting at the vectorized reduction PHIs.
21249 * tree-vect-slp.c (vect_slp_analyze_node_operations): Pass
21250 through SLP instance.
21251 (vect_slp_analyze_operations): Likewise.
21252 * tree-vect-stms.c (vect_analyze_stmt): Likewise.
21253 (vect_transform_stmt): Likewise.
21255 2017-07-20 Tom de Vries <tom@codesourcery.com>
21257 PR tree-optimization/81489
21258 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Move
21259 read of phi arg location to before loop that modifies phi.
21261 2017-07-20 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
21263 * match.pd (((m1 >/</>=/<= m2) * d -> (m1 >/</>=/<= m2) ? d : 0):
21266 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
21268 PR middle-end/81331
21269 * except.c (execute): Fix ordering issue.
21271 2018-07-19 Segher Boessenkool <segher@kernel.crashing.org>
21273 PR rtl-optimization/81423
21274 * combine.c (make_compound_operation_int): Don't try to optimize
21275 the AND of a SUBREG of an LSHIFTRT if that SUBREG is paradoxical.
21277 2017-07-19 Segher Boessenkool <segher@kernel.crashing.org>
21279 PR rtl-optimization/81423
21280 * simplify-rtx.c (simplify_truncation): Handle truncating an IOR
21281 with a constant that is -1 in the truncated to mode.
21283 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
21285 * predict.c (propagate_unlikely_bbs_forward): Break out from ...
21286 (determine_unlikely_bbs): ... here.
21287 * predict.h (propagate_unlikely_bbs_forward): Declare.
21288 * cfgexpand.c (pass_expand::execute): Use it.
21289 * bb-reorder.c (sanitize_hot_paths): Do not consider known to be
21291 (find_rarely_executed_basic_blocks_and_crossing_edges): Use
21292 propagate_unlikely_bbs_forward.
21294 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
21296 PR middle-end/81331
21297 * except.c (maybe_add_nop_after_section_switch): New function.
21300 2017-07-19 Tom de Vries <tom@codesourcery.com>
21302 * gimple.h (gimple_phi_set_arg): Make assert more strict.
21304 2017-07-19 Tom de Vries <tom@codesourcery.com>
21306 * gimple.h (gimple_phi_arg): Make assert more strict.
21308 2017-07-19 Steven Munroe <munroesj@gcc.gnu.org>
21310 * config.gcc (powerpc*-*-*): Add mmintrin.h.
21311 * config/rs6000/mmintrin.h: New file.
21312 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include mmintrin.h.
21314 2017-07-19 Jakub Jelinek <jakub@redhat.com>
21316 PR tree-optimization/81346
21317 * match.pd: Optimize (X - 1U) <= INT_MAX-1U into (int) X > 0.
21319 2017-07-19 Tom de Vries <tom@codesourcery.com>
21321 * config/nvptx/nvptx.md (VECIM): Add V2DI.
21323 2017-07-19 Tom de Vries <tom@codesourcery.com>
21325 * config/nvptx/nvptx-modes.def: Add V2DImode.
21326 * config/nvptx/nvptx-protos.h (nvptx_data_alignment): Declare.
21327 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2DImode.
21328 (nvptx_output_mov_insn): Handle lack of mov.b128.
21329 (nvptx_print_operand): Handle 'H' and 'L' codes.
21330 (nvptx_vector_mode_supported): Allow V2DImode.
21331 (nvptx_preferred_simd_mode): New function.
21332 (nvptx_data_alignment): New function.
21333 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE): Redefine to
21334 nvptx_preferred_simd_mode.
21335 * config/nvptx/nvptx.h (STACK_BOUNDARY, BIGGEST_ALIGNMENT): Change from
21337 (DATA_ALIGNMENT): Define. Set to nvptx_data_alignment.
21339 2017-07-19 Tom de Vries <tom@codesourcery.com>
21341 * config/nvptx/nvptx-modes.def: New file. Add V2SImode.
21342 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2SImode.
21343 (nvptx_vector_mode_supported): New function. Allow V2SImode.
21344 (TARGET_VECTOR_MODE_SUPPORTED_P): Redefine to nvptx_vector_mode_supported.
21345 * config/nvptx/nvptx.md (VECIM): New mode iterator. Add V2SI.
21346 (mov<VECIM>_insn): New define_insn.
21347 (define_expand "mov<VECIM>): New define_expand.
21349 2017-07-19 Tom de Vries <tom@codesourcery.com>
21351 * config/nvptx/nvptx.c (nvptx_print_operand): Handle v2 vector mode.
21353 2017-07-19 Jakub Jelinek <jakub@redhat.com>
21355 PR tree-optimization/81346
21356 * fold-const.h (fold_div_compare, range_check_type): Declare.
21357 * fold-const.c (range_check_type): New function.
21358 (build_range_check): Use range_check_type.
21359 (fold_div_compare): No longer static, rewritten into
21360 a match.pd helper function.
21361 (fold_comparison): Don't call fold_div_compare here.
21362 * match.pd (X / C1 op C2): New optimization using fold_div_compare
21363 as helper function.
21365 2017-07-19 Nathan Sidwell <nathan@acm.org>
21367 * tree.h (TYPE_MINVAL, TYPE_MAXVAL): Rename to ...
21368 (TYPE_MIN_VALUE_RAW, TYPE_MAX_VALUE_RAW): ... these.
21369 * tree.c (find_decls_types_r, verify_type): Use
21370 TYPE_{MIN,MAX}_VALUE_RAW.
21371 * lto-streamer-out.c (DFS::DFS_write_tree_body): Likewise.
21372 (hash_tree): Likewise.
21373 * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
21375 * tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
21378 2017-07-18 Tom de Vries <tom@codesourcery.com>
21380 PR middle-end/81464
21381 * omp-expand.c (expand_omp_for_static_chunk): Handle
21382 equal-argument loop exit phi.
21384 2017-07-18 Uros Bizjak <ubizjak@gmail.com>
21387 * config/i386/i386.md (rorx_immediate_operand): New mode attribute.
21388 (*bmi2_rorx<mode>3_1): Use rorx_immediate_operand as
21389 operand 2 predicate.
21390 (*bmi2_rorxsi3_1_zext): Use const_0_to_31_operand as
21391 operand 2 predicate.
21392 (ror,rol -> rorx splitters): Use const_int_operand as
21393 operand 2 predicate.
21395 2017-06-18 Richard Biener <rguenther@suse.de>
21397 PR tree-optimization/81410
21398 * tree-vect-stmts.c (vectorizable_load): Properly adjust for
21399 the gap in the ! slp_perm SLP case after each group.
21401 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
21403 PR middle-end/81463
21404 * cfgloopmanip.c (scale_loop_profile): Watch out for zero frequency
21407 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
21409 PR middle-end/81462
21410 * predict.c (set_even_probabilities): Cleanup; do not affect
21411 probabilities that are already known.
21412 (combine_predictions_for_bb): Call even when count is set.
21414 2017-07-18 Nathan Sidwell <nathan@acm.org>
21416 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Use
21419 2017-07-18 Bin Cheng <bin.cheng@arm.com>
21422 * tree-ssa-loop-niter.c (number_of_iterations_exit): Dump missed
21423 optimization for loop niter analysis.
21425 2017-07-18 Georg-Johann Lay <avr@gjlay.de>
21428 * config/avr/avr.c (avr_optimize_casesi): Don't use
21429 INT8_MIN, INT8_MAX, UINT8_MAX, INT16_MIN, INT16_MAX, UINT16_MAX.
21431 2017-07-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
21433 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Remove
21434 body_cost_vec from _vect_peel_extended_info.
21435 (vect_peeling_hash_get_lowest_cost): Do not set body_cost_vec.
21436 (vect_peeling_hash_choose_best_peeling): Remove body_cost_vec and
21439 2017-07-18 Bin Cheng <bin.cheng@arm.com>
21441 * config/arm/arm.c (emit_unlikely_jump): Remove unused var.
21443 2017-07-18 Richard Biener <rguenther@suse.de>
21445 PR tree-optimization/80620
21446 PR tree-optimization/81403
21447 * tree-ssa-pre.c (phi_translate_1): Clear range and points-to
21448 info when re-using a VN table entry.
21450 2017-07-18 Richard Biener <rguenther@suse.de>
21452 PR tree-optimization/81418
21453 * tree-vect-loop.c (vectorizable_reduction): Properly compute
21454 vectype_in. Verify that with lane-reducing reduction operations
21455 we have a single def-use cycle.
21457 2017-07-17 Carl Love <cel@us.ibm.com>
21459 Revert commit r249424 2017-06-20 Carl Love <cel@us.ibm.com>
21461 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21462 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
21463 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
21464 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
21465 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
21466 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
21467 VMULOSW): New enum "unspec" values.
21468 (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
21469 vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
21470 altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
21471 altivec_vmulosw): New patterns.
21472 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
21473 VMULOSW): Add definitions.
21475 2017-07-17 Uros Bizjak <ubizjak@gmail.com>
21477 * config/alpha/alpha.c: Include predict.h.
21479 2017-07-17 Yury Gribov <tetra2005@gmail.com>
21481 * tree-vrp.c (compare_assert_loc): Fix comparison function
21482 to return predictable results.
21484 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
21486 * config/arc/arc.md (adddi3): Remove support for mexpand-adddi
21488 (subdi3): Likewise.
21489 * config/arc/arc.opt (mexpand-adddi): Deprecate it.
21490 * doc/invoke.texi (mexpand-adddi): Update text.
21492 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
21494 * config/arc/arc.md (clzsi2): Expand to an arc_clzsi2 instruction
21495 that also clobbers the CC register. The old expand code is moved
21497 (*arc_clzsi2): ... here.
21498 (ctzsi2): Expand to an arc_ctzsi2 instruction that also clobbers
21499 the CC register. The old expand code is moved to ...
21500 (arc_ctzsi2): ... here.
21502 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
21504 * config/arc/arc.opt (mindexed-loads): Use initial value
21505 TARGET_INDEXED_LOADS_DEFAULT.
21506 (mauto-modify-reg): Use initial value
21507 TARGET_AUTO_MODIFY_REG_DEFAULT.
21508 * config/arc/elf.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
21509 (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
21510 * config/arc/linux.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
21511 (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
21513 2017-07-17 Martin Liska <mliska@suse.cz>
21516 * opts.c (finish_options): Do not allow -fgnu-tm
21517 w/ -fsanitize={kernel-,}address. Say sorry.
21519 2017-07-17 Bin Cheng <bin.cheng@arm.com>
21522 * tree-loop-distribution.c (classify_partition): Only assert on
21523 numer of iterations.
21524 (merge_dep_scc_partitions): Delete prameter. Update function call.
21525 (distribute_loop): Remove code handling loop with unknown niters.
21526 (pass_loop_distribution::execute): Skip loop with unknown niters.
21528 2017-07-17 Bin Cheng <bin.cheng@arm.com>
21531 * tree-loop-distribution.c (merge_dep_scc_partitions): Sink call to
21532 function sort_partitions_by_post_order.
21534 2017-07-17 Bin Cheng <bin.cheng@arm.com>
21536 PR tree-optimization/81374
21537 * tree-loop-distribution.c (pass_loop_distribution::execute): Record
21538 the max index of basic blocks, rather than number of basic blocks.
21540 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
21542 * config/arc/arc-protos.h (arc_legitimate_pc_offset_p): Remove
21544 (arc_legitimate_pic_operand_p): Likewise.
21545 * config/arc/arc.c (arc_legitimate_pic_operand_p): Remove
21547 (arc_needs_pcl_p): Likewise.
21548 (arc_legitimate_pc_offset_p): Likewise.
21549 (arc_legitimate_pic_addr_p): Remove LABEL_REF case, as this
21550 function is also used in constrains.md.
21551 (arc_legitimate_constant_p): Use arc_legitimate_pic_addr_p to
21552 validate pic constants. Handle CONST_INT, CONST_DOUBLE, MINUS and
21553 PLUS. Only return true/false in known cases, otherwise assert.
21554 (arc_legitimate_address_p): Remove arc_legitimate_pic_addr_p as it
21555 is already called in arc_legitimate_constant_p.
21556 * config/arc/arc.h (CONSTANT_ADDRESS_P): Consider also LABEL for
21558 (LEGITIMATE_PIC_OPERAND_P): Use
21559 arc_raw_symbolic_reference_mentioned_p function.
21560 * config/arc/constraints.md (Cpc): Use arc_legitimate_pic_addr_p
21565 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
21566 Andrew Burgess <andrew.burgess@embecosm.com>
21568 * config/arc/arc-protos.h (arc_compute_function_type): Change prototype.
21569 (arc_return_address_register): New function.
21570 * config/arc/arc.c (arc_handle_fndecl_attribute): New function.
21571 (arc_handle_fndecl_attribute): Add naked attribute.
21572 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
21573 (TARGET_WARN_FUNC_RETURN): Likewise.
21574 (arc_allocate_stack_slots_for_args): New function.
21575 (arc_warn_func_return): Likewise.
21576 (machine_function): Change type fn_type.
21577 (arc_compute_function_type): Consider new naked function type,
21578 change function return type.
21579 (arc_must_save_register): Adapt to handle new
21580 arc_compute_function_type's return type.
21581 (arc_expand_prologue): Likewise.
21582 (arc_expand_epilogue): Likewise.
21583 (arc_return_address_regs): Delete.
21584 (arc_return_address_register): New function.
21585 (arc_epilogue_uses): Use above function.
21586 * config/arc/arc.h (arc_return_address_regs): Delete prototype.
21587 (arc_function_type): Change encoding, add naked type.
21588 (ARC_INTERRUPT_P): Change to handle the new encoding.
21589 (ARC_FAST_INTERRUPT_P): Likewise.
21590 (ARC_NORMAL_P): Define.
21591 (ARC_NAKED_P): Likewise.
21592 (arc_compute_function_type): Delete prototype.
21593 * config/arc/arc.md (in_ret_delay_slot): Use
21594 arc_return_address_register function.
21595 (simple_return): Likewise.
21596 (p_return_i): Likewise.
21598 2017-07-17 Jakub Jelinek <jakub@redhat.com>
21600 PR tree-optimization/81428
21601 * match.pd (X / X -> one): Don't optimize _Fract divisions, as 1
21602 can't be built for those types.
21604 2017-07-17 Georg-Johann Lay <avr@gjlay.de>
21606 Remove stuff dead since r239246.
21608 * config/avr/avr-arch.h (avr_inform_devices): Remove dead proto.
21609 * config/avr/avr-devices.c (mcu_name, comparator, avr_mcus_str)
21610 (avr_inform_devices): Remove dead stuff.
21612 2017-07-17 Tamar Christina <tamar.christina@arm.com>
21614 * config/arm/arm_neon.h: Fix softp typo.
21616 2017-07-17 Jakub Jelinek <jakub@redhat.com>
21618 PR tree-optimization/81365
21619 * tree-ssa-phiprop.c (propagate_with_phi): When considering hoisting
21620 aggregate moves onto bb predecessor edges, make sure there are no
21621 loads that could alias the lhs in between the start of bb and the
21624 2017-07-17 Georg-Johann Lay <avr@gjlay.de>
21627 * config/avr/avr.c (avr_mul_highpart_cost): New static function.
21628 (avr_rtx_costs_1) [TRUNCATE]: Use it to compute mul_highpart cost.
21629 [LSHIFTRT, outer_code = TRUNCATE]: Same.
21631 2017-07-17 Jakub Jelinek <jakub@redhat.com>
21633 PR tree-optimization/81396
21634 * tree-ssa-math-opts.c (struct symbolic_number): Add n_ops field.
21635 (init_symbolic_number): Initialize it to 1.
21636 (perform_symbolic_merge): Add n_ops from both operands into the new
21638 (find_bswap_or_nop): Don't consider n->n == cmpnop computations
21639 without base_addr as useless if they need more than one operation.
21640 (bswap_replace): Handle !bswap case for NULL base_addr.
21642 2017-07-17 Tom de Vries <tom@codesourcery.com>
21645 * config/nvptx/nvptx.c (nvptx_single): Insert diverging branch as late
21648 2017-07-17 Sebastian Huber <sebastian.huber@embedded-brains.de>
21650 * config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add
21651 conditional builtin define __FIX_LEON3FT_B2BST.
21653 2017-07-17 Daniel Cederman <cederman@gaisler.com>
21655 * config/sparc/t-rtems: Add mfix-gr712rc multilibs. Replace
21656 MULTILIB_EXCEPTIONS with MULTILIB_REQUIRED. Match -mfix-gr712rc
21659 2017-07-16 Eric Botcazou <ebotcazou@adacore.com>
21661 PR rtl-optimization/81424
21662 * optabs.c (prepare_cmp_insn): Use copy_to_reg instead of force_reg
21663 to remove potential trapping from operands if -fnon-call-exceptions.
21665 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
21667 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Use
21668 profile_proability for scalling.
21669 * scale_profile_for_vect_loop.c (scale_profile_for_vect_loop): Likewise.
21671 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
21673 * cgraph.c (cgraph_edge::redirect_call_stmt_to_caller): Cleanup.
21675 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
21677 * cfgloopmanip.c (scale_loop_profile): Avoid use of REG_BR_PROB_BASE
21678 fixpoint arithmetics.
21680 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
21682 * tree-ssa-loop-unswitch.c (hoist_guard): Avoid use of REG_BR_PROB_BASE
21683 fixpoint arithmetics.
21685 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
21687 * asan.c (create_cond_insert_point): Avoid use of REG_BR_PROB_BASE
21688 fixpoint arithmetics.
21690 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
21692 * profile-count.h (profile_probability::from_reg_br_prob_note,
21693 profile_probability::to_reg_br_prob_note): New functions.
21694 * doc/rtl.texi (REG_BR_PROB_NOTE): Update documentation.
21695 * reg-notes.h (REG_BR_PROB, REG_BR_PRED): Update docs.
21696 * predict.c (probability_reliable_p): Update.
21697 (edge_probability_reliable_p): Update.
21698 (br_prob_note_reliable_p): Update.
21699 (invert_br_probabilities): Update.
21700 (add_reg_br_prob_note): New function.
21701 (combine_predictions_for_insn): Update.
21702 * asan.c (asan_clear_shadow): Update.
21703 * cfgbuild.c (compute_outgoing_frequencies): Update.
21704 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
21705 (update_br_prob_note): Update.
21706 (rtl_verify_edges): Update.
21707 (purge_dead_edges): Update.
21708 (fixup_reorder_chain): Update.
21709 * emit-rtl.c (try_split): Update.
21710 * ifcvt.c (cond_exec_process_insns): Update.
21711 (cond_exec_process_if_block): Update.
21712 (dead_or_predicable): Update.
21713 * internal-fn.c (expand_addsub_overflow): Update.
21714 (expand_neg_overflow): Update.
21715 (expand_mul_overflow): Update.
21716 * loop-doloop.c (doloop_modify): Update.
21717 * loop-unroll.c (compare_and_jump_seq): Update.
21718 * optabs.c (emit_cmp_and_jump_insn_1): Update.
21719 * predict.h: Update.
21720 * reorg.c (mostly_true_jump): Update.
21722 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): Update.
21723 * config/alpha/alpha.c (emit_unlikely_jump): Update.
21724 * config/arc/arc.c: (emit_unlikely_jump): Update.
21725 * config/arm/arm.c: (emit_unlikely_jump): Update.
21726 * config/bfin/bfin.c (cbranch_predicted_taken_p): Update.
21727 * config/frv/frv.c (frv_print_operand_jump_hint): Update.
21728 * config/i386/i386.c (ix86_expand_split_stack_prologue): Update.
21729 (ix86_print_operand): Update.
21730 (ix86_split_fp_branch): Update.
21731 (predict_jump): Update.
21732 * config/ia64/ia64.c (ia64_print_operand): Update.
21733 * config/mmix/mmix.c (mmix_print_operand): Update.
21734 * config/powerpcspe/powerpcspe.c (output_cbranch): Update.
21735 (rs6000_expand_split_stack_prologue): Update.
21736 * config/rs6000/rs6000.c: Update.
21737 * config/s390/s390.c (s390_expand_vec_strlen): Update.
21738 (s390_expand_vec_movstr): Update.
21739 (s390_expand_cs_tdsi): Update.
21740 (s390_expand_split_stack_prologue): Update.
21741 * config/sh/sh.c (sh_print_operand): Update.
21742 (expand_cbranchsi4): Update.
21743 (expand_cbranchdi4): Update.
21744 * config/sparc/sparc.c (output_v9branch): Update.
21745 * config/spu/spu.c (get_branch_target): Update.
21746 (ea_load_store_inline): Update.
21747 * config/tilegx/tilegx.c (cbranch_predicted_p): Update.
21748 * config/tilepro/tilepro.c: Update.
21750 2017-07-16 Eric Botcazou <ebotcazou@adacore.com>
21752 * gimplify.c (mostly_copy_tree_r): Revert latest change.
21753 (gimplify_save_expr): Likewise.
21755 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
21757 * ipa-visibility.c (function_and_variable_visibility): Fix pasto.
21759 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
21761 * ipa-fnsummary.c (pass_data_ipa_fn_summary): Use
21763 * timevar.def (TV_IPA_FNSUMMARY): Define.
21765 2017-07-16 Daniel Cederman <cederman@gaisler.com>
21767 * config/sparc/sparc.md (divdf3_fix): Add NOP to prevent back
21768 to back store errata sensitive sequence from being generated.
21769 (sqrtdf2_fix): Likewise.
21771 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
21773 * tree-ssa-threadupdate.c (compute_path_counts,
21774 update_joiner_offpath_counts): Use profile_probability.
21776 2017-07-15 Thomas Preud'homme <thomas.preudhomme@arm.com>
21779 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
21781 * config/arm/arm-c.c (arm_cpu_builtins): Define
21782 __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.
21784 2017-07-14 Kelvin Nilsen <kelvin@gcc.gnu.org>
21786 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21787 array entries to represent __ieee128 versions of the
21788 scalar_test_data_class, scalar_test_neg, scalar_extract_exp,
21789 scalar_extract_sig, and scalar_insert_exp built-in functions.
21790 (altivec_resolve_overloaded_builtin): Add special case handling
21791 for the __builtin_scalar_insert_exp function, as represented by
21792 the P9V_BUILTIN_VEC_VSIEDP constant.
21793 * config/rs6000/rs6000-builtin.def (VSEEQP): Add scalar extract
21794 exponent support for __ieee128 argument.
21795 (VSESQP): Add scalar extract signature support for __ieee128
21797 (VSTDCNQP): Add scalar test negative support for __ieee128
21799 (VSIEQP): Add scalar insert exponent support for __int128 argument
21800 with __ieee128 result.
21801 (VSIEQPF): Add scalar insert exponent support for __ieee128
21802 argument with __ieee128 result.
21803 (VSTDCQP): Add scalar test data class support for __ieee128
21805 (VSTDCNQP): Add overload support for scalar test negative with
21806 __ieee128 argument.
21807 (VSTDCQP): Add overload support for scalar test data class
21808 __ieee128 argument.
21809 * config/rs6000/vsx.md (UNSPEC_VSX_SXSIG) Replace
21810 UNSPEC_VSX_SXSIGDP.
21811 (UNSPEC_VSX_SIEXPQP): New constant.
21812 (xsxexpqp): New insn for VSX scalar extract exponent quad
21814 (xsxsigqp): New insn for VSX scalar extract significand quad
21816 (xsiexpqpf): New insn for VSX scalar insert exponent quad
21817 precision with floating point argument.
21818 (xststdcqp): New expand for VSX scalar test data class quad
21820 (xststdcnegqp): New expand for VSX scalar test negative quad
21822 (xststdcqp): New insn to match expansions for VSX scalar test data
21823 class quad precision and VSX scalar test negative quad precision.
21824 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
21825 special case operand checking to enforce that second operand of
21826 VSX scalar test data class with quad precision argument is a 7-bit
21828 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
21829 prototypes and descriptions of __ieee128 versions of
21830 scalar_extract_exp, scalar_extract_sig, scalar_insert_exp,
21831 scalar_test_data_class, and scalar_test_neg built-in functions.
21833 2016-07-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21835 PR tree-optimization/81162
21836 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Don't
21837 replace a negate with an add.
21839 2017-07-14 James Greenhalgh <james.greenhalgh@arm.com>
21841 * doc/invoke.texi (arm/-mcpu): Document +crypto.
21843 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
21845 * config/arm/arm-c.c (arm_cpu_builtins): Define
21846 __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.
21848 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
21850 * config/arm/arm-cpus.in (cortex-r52): Add new entry.
21851 (armv8-r): Set ARM Cortex-R52 as default CPU.
21852 * config/arm/arm-tables.opt: Regenerate.
21853 * config/arm/arm-tune.md: Regenerate.
21854 * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
21856 * doc/invoke.texi: Mention -mtune=cortex-r52 and availability of fp.dp
21857 extension for -mcpu=cortex-r52.
21859 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
21861 * config/arm/arm-isa.h (isa_bit_FP_ARMv8): Delete enumerator.
21862 (ISA_FP_ARMv8): Define as ISA_FPv5 and ISA_FP_D32.
21863 * config/arm/arm-cpus.in (armv8-r): Define fp.sp as enabling FPv5.
21864 (fp-armv8): Define it as FP_ARMv8 only.
21865 config/arm/arm.h (TARGET_FPU_ARMV8): Delete.
21866 (TARGET_VFP_FP16INST): Define using TARGET_VFP5 rather than
21868 config/arm/arm.c (arm_rtx_costs_internal): Replace checks against
21869 TARGET_FPU_ARMV8 by checks against TARGET_VFP5.
21870 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Define
21871 first ARM_CHECK_BUILTIN_MODE definition using TARGET_VFP5 rather
21872 than TARGET_FPU_ARMV8.
21873 * config/arm/arm-c.c (arm_cpu_builtins): Likewise for
21874 __ARM_FEATURE_NUMERIC_MAXMIN macro definition.
21875 * config/arm/arm.md (cmov<mode>): Condition on TARGET_VFP5 rather than
21877 * config/arm/neon.md (neon_vrint): Likewise.
21878 (neon_vcvt): Likewise.
21879 (neon_<fmaxmin_op><mode>): Likewise.
21880 (<fmaxmin><mode>3): Likewise.
21881 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Likewise.
21882 * config/arm/predicates.md (arm_cond_move_operator): Check against
21883 TARGET_VFP5 rather than TARGET_FPU_ARMV8 and fix spacing.
21885 2017-07-14 Jackson Woodruff <jackson.woodruff@arm.com>
21887 * config/aarch64/aarch64.c (aarch64_print_operand): Move comments
21888 to top of function.
21890 2017-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21892 * gimple-ssa-store-merging.c (clear_bit_region): Replace reference to
21893 loop in comment with memset.
21895 2017-07-14 Martin Liska <mliska@suse.cz>
21897 * cfgexpand.c (expand_gimple_basic_block): Remove dead comment.
21898 * dwarf2out.c (is_java): Remove the function.
21899 (output_pubname): Remove usage of the function.
21900 (lower_bound_default): Remove usage of DW_LANG_Java.
21901 (gen_compile_unit_die): Likewise.
21902 * gcc.c: Remove compiler defaults for .java and .zip files.
21903 * gimple-expr.c (remove_suffix): Change as there's no longer
21904 extension than 4-letter one.
21905 * gimplify.c (mostly_copy_tree_r): Remove Java-special part.
21906 (gimplify_save_expr): Likewise.
21907 * ipa-utils.h (polymorphic_type_binfo_p): Remove the comment
21908 as it's possible even for other languages than Java.
21909 * langhooks.h (struct lang_hooks): Remove Java from a comment.
21910 * lto-opts.c (lto_write_options): Remove reference to Java.
21911 * opts.c (strip_off_ending): Update file extension handling.
21912 * tree-cfg.c (verify_gimple_call): Remove comment with Java.
21913 * tree-eh.c (lower_resx): Likewise.
21914 * tree.c (free_lang_data_in_type): Remove dead code.
21915 (find_decls_types_r): Likewise.
21916 (build_common_builtin_nodes): Remove Java from a comment.
21917 (verify_type): Remove dead code.
21918 * varasm.c (assemble_external): Remove Java from a comment.
21920 2017-07-14 Martin Liska <mliska@suse.cz>
21922 * opts.c (finish_options): Add quotes.
21923 (common_handle_option): Likewise.
21925 2017-07-14 Martin Liska <mliska@suse.cz>
21927 * dbxout.c (get_lang_number): Do not handle GNU Pascal.
21928 * dbxout.h (extern void dbxout_stab_value_internal_label_diff):
21929 Remove N_SO_PASCAL.
21930 * dwarf2out.c (lower_bound_default): Do not handle
21932 (gen_compile_unit_die): Likewise.
21933 * gcc.c: Remove default extension binding for GNU Pascal.
21934 * stmt.c: Remove Pascal language from a comment.
21935 * xcoffout.c: Likewise.
21937 2017-07-13 David Malcolm <dmalcolm@redhat.com>
21940 * diagnostic-show-locus.c (fixit_cmp): New function.
21941 (layout::layout): Sort m_fixit_hints.
21942 (column_range::column_range): Assert that the values are valid.
21943 (struct char_span): New struct.
21944 (correction::overwrite): New method.
21945 (struct source_line): New struct.
21946 (line_corrections::add_hint): Add assertions. Reimplement memcpy
21947 calls in terms of classes source_line and char_span, and
21948 correction::overwrite.
21949 (selftest::test_overlapped_fixit_printing_2): New function.
21950 (selftest::diagnostic_show_locus_c_tests): Call it.
21952 2017-07-13 Will Schmidt <will_schmidt@vnet.ibm.com>
21954 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Return
21955 early if there is no lhs.
21957 2017-07-13 Martin Liska <mliska@suse.cz>
21959 * dwarf2out.c (gen_pointer_type_die): Remove dead code.
21960 (gen_reference_type_die): Likewise.
21961 * stor-layout.c: Remove Pascal-related comment.
21963 2017-07-13 Martin Liska <mliska@suse.cz>
21965 * opts.c (finish_options): Add quotes to error messages.
21966 (parse_sanitizer_options): Likewise.
21968 2017-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
21970 * doc/invoke.texi (armv8-r): Document +fp.sp ARMv8-R extension.
21972 2017-07-13 Richard Earnshaw <rearnsha@arm.com>
21974 * config/arm/vxworks.h (TARGET_ENDIAN_DEFAULT): Define.
21976 2017-07-13 Maxim Ostapenko <m.ostapenko@samsung.com>
21978 * asan.c (asan_emit_allocas_unpoison): Use ptr_mode for arguments
21980 * builtins.c (expand_asan_emit_allocas_unpoison): Likewise.
21982 2017-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
21985 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): If GLIBC
21986 provides the hardware capability bits, define the macro
21987 __BUILTIN_CPU_SUPPORTS__.
21988 * config/rs6000/rs6000.c (cpu_expand_builtin): Generate a warning
21989 if GLIBC does not provide the hardware capability bits. Add a
21990 gcc_unreachable call if the built-in cpu function is neither
21991 __builtin_cpu_is nor __builtin_cpu_supports.
21992 (rs6000_get_function_versions_dispatcher): Change the warning
21993 that an old GLIBC is used which does not export the capability
21994 bits to be an error.
21995 * doc/extend.texi (target_clones attribute): Document the
21996 restriction that GLIBC 2.23 or newer is needed on the PowerPC.
21997 (PowerPC built-in functions): Document that GLIBC 2.23 or newer is
21998 needed by __builtin_cpu_is and __builtin_cpu_supports. Document
21999 the macros defined by GCC if the newer GLIBC is available.
22001 2017-07-12 Jeff Law <law@redhat.com>
22003 * config/riscv/riscv.c: Remove unnecessary includes. Reorder
22004 remaining includes slightly.
22005 * config/riscv/riscv-builtins.c: Include profile-count.h.
22007 2017-07-12 Georg-Johann Lay <avr@gjlay.de>
22010 * config/avr/avr.c (avr_set_current_function): In diagnostic
22011 messages: Quote keywords and (parts of) identifiers.
22012 [WITH_AVRLIBC]: Warn for functions named "ISR", "SIGNAL" or
22015 2017-07-12 Carl Love <cel@us.ibm.com>
22017 * config/rs6000/rs6000-c.c: Add support for built-in functions
22018 vector bool char vec_revb (vector bool char);
22019 vector bool short vec_revb (vector short char);
22020 vector bool int vec_revb (vector bool int);
22021 vector bool long long vec_revb (vector bool long long);
22022 * doc/extend.texi: Update the built-in documentation file for the
22023 new built-in functions.
22025 2017-07-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22027 * config/s390/s390.md: Remove movcc splitter.
22029 2017-07-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22031 * config/s390/s390.c (s390_rtx_costs): Return proper costs for
22032 load/store on condition.
22034 2017-07-12 Georg-Johann Lay <avr@gjlay.de>
22037 * config/avr/avr.c (avr_encode_section_info)
22038 [progmem && !TREE_READONLY]: Error if progmem object needs
22041 2017-07-11 Michael Collison <michael.collison@arm.com>
22043 * config/aarch64/aarch64-simd.md (aarch64_sub<mode>_compare0):
22046 2017-07-11 Carl Love <cel@us.ibm.com>
22048 * config/rs6000/rs6000-c.c: Add support for builtins
22049 vector unsigned int vec_parity_lsbb (vector signed int);
22050 vector unsigned int vec_parity_lsbb (vector unsigned int);
22051 vector unsigned __int128 vec_parity_lsbb (vector signed __int128);
22052 vector unsigned __int128 vec_parity_lsbb (vector unsigned __int128);
22053 vector unsigned long long vec_parity_lsbb (vector signed long long);
22054 vector unsigned long long vec_parity_lsbb (vector unsigned long long);
22055 * config/rs6000/rs6000-builtin.def (VPARITY_LSBB): Add BU_P9V_OVERLOAD1.
22056 * config/rs6000/altivec.h (vec_parity_lsbb): Add define.
22057 * doc/extend.texi: Update the built-in documentation file for the
22058 new built-in functions.
22060 2017-07-11 David Malcolm <dmalcolm@redhat.com>
22062 * diagnostic-show-locus.c: Include "gcc-rich-location.h".
22063 (layout::m_primary_loc): New field.
22064 (layout::layout): Initialize new field. Move location filtering
22065 logic from here to...
22066 (layout::maybe_add_location_range): ...this new method. Add
22067 support for filtering to just the lines already specified by other
22069 (layout::will_show_line_p): New method.
22070 (gcc_rich_location::add_location_if_nearby): New method.
22071 (selftest::test_add_location_if_nearby): New test function.
22072 (selftest::diagnostic_show_locus_c_tests): Call it.
22073 * gcc-rich-location.h (gcc_rich_location::add_location_if_nearby):
22076 2017-07-11 Tom de Vries <tom@codesourcery.com>
22078 * config/nvptx/nvptx.c (WORKAROUND_PTXJIT_BUG): New macro.
22079 (bb_first_real_insn): New function.
22080 (nvptx_single): Add extra initialization of broadcasted condition
22083 2017-07-11 Nathan Sidwell <nathan@acm.org>
22085 * dwarf2out.c (gen_member_die): Remove useless check for anon ctors.
22087 2017-07-11 Georg-Johann Lay <avr@gjlay.de>
22089 * doc/extend.texi (AVR Function Attributes): Remove weblink to
22090 Binutils doc as TEXI will mess them up.
22091 * doc/invoke.texi (AVR Options): Same here.
22093 2017-07-11 Daniel Cederman <cederman@gaisler.com>
22095 * config/sparc/sparc.opt (mfix-ut700): New option.
22096 (mfix-gr712rc): Likewise.
22097 (sparc_fix_b2bst): New variable.
22098 * doc/invoke.texi (SPARC options): Document them.
22099 (ARM options): Fix warnings.
22100 * config/sparc/sparc.c (sparc_do_work_around_errata): Insert NOP
22101 instructions to prevent sequences that can trigger the store-store
22102 errata for certain LEON3FT processors.
22103 (pass_work_around_errata::gate): Also test sparc_fix_b2bst.
22104 (sparc_option_override): Set sparc_fix_b2bst appropriately.
22105 * config/sparc/sparc.md (fix_b2bst): New attribute.
22106 (in_branch_delay): Prevent stores in delay slot if fix_b2bst.
22108 2017-07-10 Uros Bizjak <ubizjak@gmail.com>
22111 * config/i386/i386.md (divsf3): Add TARGET_SSE to TARGET_SSE_MATH.
22113 (*rsqrtsf2_sse): Ditto.
22115 (div<mode>3): Macroize insn from divdf3 and divsf3
22116 using MODEF mode iterator.
22118 2017-07-10 Martin Sebor <msebor@redhat.com>
22120 PR tree-optimization/80397
22121 * gimple-ssa-sprintf.c (format_integer): Use INTEGRAL_TYPE_P()
22122 instead of testing for equality to INTEGER_TYPE.
22124 2017-07-10 Vineet Gupta <vgupta@synopsys.com>
22126 * config.gcc: Remove uclibc from arc target spec.
22128 2017-07-10 Claudiu Zissulescu <claziss@synopsys.com>
22130 * config/arc/arc.h (ADDITIONAL_REGISTER_NAMES): Define.
22132 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
22135 * lto-wrapper.c (remove_option): New function.
22136 (merge_and_complain): Merge PIC/PIE options more realistically.
22138 2017-07-10 Georg-Johann Lay <avr@gjlay.de>
22140 Better ISR prologues by supporting GASes __gcc_isr pseudo insn.
22144 * configure.ac [target=avr]: Add GAS check for -mgcc-isr.
22145 (HAVE_AS_AVR_MGCCISR_OPTION): If so, AC_DEFINE it.
22146 * config.in: Regenerate.
22147 * configure: Regenerate.
22148 * doc/extend.texi (AVR Function Attributes) <no_gccisr>: Document it.
22149 * doc/invoke.texi (AVR Options) <-mgas-isr-prologues>: Document it.
22150 * config/avr/avr.opt (-mgas-isr-prologues): New option and...
22151 (TARGET_GASISR_PROLOGUES): ...target mask.
22152 * common/config/avr/avr-common.c
22153 (avr_option_optimization_table) [OPT_LEVELS_1_PLUS_NOT_DEBUG]:
22154 Set -mgas-isr-prologues.
22155 * config/avr/avr-passes.def (avr_pass_pre_proep): Add
22156 INSERT_PASS_BEFORE for it.
22157 * config/avr/avr-protos.h (make_avr_pass_pre_proep): New proto.
22158 * config/avr/avr.c (avr_option_override)
22159 [!HAVE_AS_AVR_MGCCISR_OPTION]: Unset TARGET_GASISR_PROLOGUES.
22160 (avr_no_gccisr_function_p, avr_hregs_split_reg): New static functions.
22161 (avr_attribute_table) <no_gccisr>: Add new function attribute.
22162 (avr_set_current_function) <is_no_gccisr>: Init machine field.
22163 (avr_pass_data_pre_proep, avr_pass_pre_proep): New pass data
22165 (make_avr_pass_pre_proep): New function.
22166 (emit_push_sfr) <treg>: Add argument to function and use it
22167 instead of TMP_REG.
22168 (avr_expand_prologue) [machine->gasisr.maybe]: Emit gasisr insn
22169 and set machine->gasisr.yes.
22170 (avr_expand_epilogue) [machine->gasisr.yes]: Similar.
22171 (avr_asm_function_end_prologue) [machine->gasisr.yes]: Add
22172 __gcc_isr.n_pushed to .L__stack_usage.
22173 (TARGET_ASM_FINAL_POSTSCAN_INSN): Define to...
22174 (avr_asm_final_postscan_insn): ...this new static function.
22175 * config/avr/avr.h (machine_function)
22176 <is_no_gccisr, use_L__stack_usage>: New fields.
22177 <gasisr, gasisr.yes, gasisr.maybe, gasisr.regno>: New fields.
22178 * config/avr/avr.md (UNSPECV_GASISR): Add unspecv enum.
22179 (GASISR_Prologue, GASISR_Epilogue, GASISR_Done): New define_constants.
22180 (gasisr, *gasisr): New expander and insn.
22181 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
22182 [HAVE_AS_AVR_MGCCISR_OPTION]: Print asm_gccisr spec.
22183 * config/avr/specs.h (ASM_SPEC) <asm_gccisr>: Add sub spec.
22185 2017-07-10 Richard Earnshaw <rearnsha@arm.com>
22187 * config/arm/parsecpu.awk (gen_comm_data): Do not escape single quotes
22190 2017-07-10 Georg-Johann Lay <avr@gjlay.de>
22192 Move jump-tables out of .text again.
22195 * config/avr/avr.c (ASM_OUTPUT_ADDR_VEC_ELT): Remove function.
22196 (ASM_OUTPUT_ADDR_VEC): New function.
22197 (avr_adjust_insn_length) [JUMP_TABLE_DATA_P]: Return 0.
22198 (avr_final_prescan_insn) [avr_log.insn_addresses]: Dump
22199 INSN_ADDRESSes as asm comment.
22200 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION): Adjust comment.
22201 (ASM_OUTPUT_ADDR_VEC_ELT): Remove define.
22202 (ASM_OUTPUT_ADDR_VEC): Define to avr_output_addr_vec.
22203 * config/avr/avr.md (*tablejump): Adjust comment.
22204 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
22205 * config/avr/avr-log.c (avr_log_set_avr_log) <insn_addresses>:
22207 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Remove proto.
22208 (avr_output_addr_vec): New proto.
22209 (avr_log_t) <insn_addresses>: New field.
22211 2017-07-09 H.J. Lu <hongjiu.lu@intel.com>
22214 * config/i386/i386.c (ix86_function_arg_advance): Set
22215 outgoing_args_on_stack to true if there are outgoing arguments
22217 (ix86_function_arg): Likewise.
22218 (ix86_get_drap_rtx): Use DRAP only if there are outgoing
22219 arguments on stack and ACCUMULATE_OUTGOING_ARGS is false.
22220 * config/i386/i386.h (machine_function): Add
22221 outgoing_args_on_stack.
22223 2017-07-09 Krister Walfridsson <krister.walfridsson@gmail.com>
22225 * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
22226 supporting pthreds.
22227 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always enable pthreads.
22229 2017-07-08 Richard Sandiford <richard.sandiford@linaro.org>
22231 * Makefile.in (HOOKS_H, RTL_BASE_H, FUNCTION_H, EXPR_H, REGS_H)
22232 (REAL_H): Remove $(MACHMODE_H).
22233 (FIXED_VALUE_H, TREE_CORE_H, CFGLOOP_H): Remove $(MACHMODE_H) and
22235 (CORETYPES_H): Add signop.h, wide-int.h, wide-int-print.h,
22236 $(MACHMODE_H) and double-int.h.
22237 (build/min-insn-modes.o): Depend on $(CORETYPES_H) rather than
22239 (gengtype-state.o, gengtype.o, build/gengtype.o): Don't depend on
22242 2017-07-07 Andrew Pinski <apinski@cavium.com>
22244 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Check
22245 prev_set and curr_set for AARCH64_FUSE_ALU_BRANCH.
22247 2017-07-07 Michael Meissner <meissner@linux.vnet.ibm.com>
22249 * config/rs6000/rs6000.c (rs6000_get_function_versions_dispatcher):
22250 Add warning if GCC was not configured to link against a GLIBC that
22251 exports the hardware capability bits.
22252 (make_resolver_func): Make resolver function private and not a
22253 COMDAT function. Create the name with clone_function_name instead
22254 of make_unique_name.
22257 * config/rs6000/rs6000.md (HI sign_extend splitter): Use the
22258 correct operand in doing the split.
22260 2017-07-07 Carl Love <cel@us.ibm.com>
22262 * config/rs6000/rs6000-c: Add support for built-in function
22263 vector unsigned short vec_pack_to_short_fp32 (vector float,
22265 * config/rs6000/rs6000-builtin.def (CONVERT_4F32_8I16): Add
22266 BU_P9V_AV_2 and BU_P9V_OVERLOAD_2 definitions.
22267 * config/rs6000/altivec.h (vec_pack_to_short_fp32): Add define.
22268 * config/rs6000/altivec.md(UNSPEC_CONVERT_4F32_8I16): Add UNSPEC.
22269 (convert_4f32_8i16): Add define_expand.
22270 * doc/extend.texi: Update the built-in documentation file for the
22271 new built-in function.
22273 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
22275 * config/sparc/m8.md: New file.
22276 * config/sparc/sparc.md: Include m8.md.
22278 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
22280 * config/sparc/sparc.opt: New option -mvis4b.
22281 * config/sparc/sparc.c (dump_target_flag_bits): Handle MASK_VIS4B.
22282 (sparc_option_override): Handle VIS4B.
22283 (enum sparc_builtins): Define
22284 SPARC_BUILTIN_DICTUNPACK{8,16,32},
22285 SPARC_BUILTIN_FPCMP{LE,GT,EQ,NE}{8,16,32}SHL,
22286 SPARC_BUILTIN_FPCMPU{LE,GT}{8,16,32}SHL,
22287 SPARC_BUILTIN_FPCMPDE{8,16,32}SHL and
22288 SPARC_BUILTIN_FPCMPUR{8,16,32}SHL.
22289 (check_constant_argument): New function.
22290 (sparc_vis_init_builtins): Define builtins
22291 __builtin_vis_dictunpack{8,16,32},
22292 __builtin_vis_fpcmp{le,gt,eq,ne}{8,16,32}shl,
22293 __builtin_vis_fpcmpu{le,gt}{8,16,32}shl,
22294 __builtin_vis_fpcmpde{8,16,32}shl and
22295 __builtin_vis_fpcmpur{8,16,32}shl.
22296 (sparc_expand_builtin): Check that the constant operands to
22297 __builtin_vis_fpcmp*shl and _builtin_vis_dictunpack* are indeed
22298 constant and in range.
22299 * config/sparc/sparc-c.c (sparc_target_macros): Handle
22301 * config/sparc/sparc.h (SPARC_IMM2_P): Define.
22302 (SPARC_IMM5_P): Likewise.
22303 * config/sparc/sparc.md (cpu_feature): Add new feagure "vis4b".
22304 (enabled): Handle vis4b.
22305 (UNSPEC_DICTUNPACK): New unspec.
22306 (UNSPEC_FPCMPSHL): Likewise.
22307 (UNSPEC_FPUCMPSHL): Likewise.
22308 (UNSPEC_FPCMPDESHL): Likewise.
22309 (UNSPEC_FPCMPURSHL): Likewise.
22310 (cpu_feature): New CPU feature `vis4b'.
22311 (dictunpack{8,16,32}): New insns.
22312 (FPCSMODE): New mode iterator.
22313 (fpcscond): New code iterator.
22314 (fpcsucond): Likewise.
22315 (fpcmp{le,gt,eq,ne}{8,16,32}{si,di}shl): New insns.
22316 (fpcmpu{le,gt}{8,16,32}{si,di}shl): Likewise.
22317 (fpcmpde{8,16,32}{si,di}shl): Likewise.
22318 (fpcmpur{8,16,32}{si,di}shl): Likewise.
22319 * config/sparc/constraints.md: Define constraints `q' for unsigned
22320 2-bit integer constants and `t' for unsigned 5-bit integer
22322 * config/sparc/predicates.md (imm5_operand_dictunpack8): New
22324 (imm5_operand_dictunpack16): Likewise.
22325 (imm5_operand_dictunpack32): Likewise.
22326 (imm2_operand): Likewise.
22327 * doc/invoke.texi (SPARC Options): Document -mvis4b.
22328 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
22329 ditunpack* and fpcmp*shl builtins.
22331 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
22333 * config.gcc: Handle m8 in --with-{cpu,tune} options.
22334 * config.in: Add HAVE_AS_SPARC6 define.
22335 * config/sparc/driver-sparc.c (cpu_names): Add entry for the SPARC
22337 * config/sparc/sol2.h (CPP_CPU64_DEFAULT_SPEC): Define for
22339 (ASM_CPU32_DEFAUILT_SPEC): Likewise.
22340 (CPP_CPU_SPEC): Handle m8.
22341 (ASM_CPU_SPEC): Likewise.
22342 * config/sparc/sparc-opts.h (enum processor_type): Add
22344 * config/sparc/sparc.c (m8_costs): New struct.
22345 (sparc_option_override): Handle TARGET_CPU_m8.
22346 (sparc32_initialize_trampoline): Likewise.
22347 (sparc64_initialize_trampoline): Likewise.
22348 (sparc_issue_rate): Likewise.
22349 (sparc_register_move_cost): Likewise.
22350 * config/sparc/sparc.h (TARGET_CPU_m8): Define.
22351 (CPP_CPU64_DEFAULT_SPEC): Define for M8.
22352 (ASM_CPU64_DEFAULT_SPEC): Likewise.
22353 (CPP_CPU_SPEC): Handle M8.
22354 (ASM_CPU_SPEC): Likewise.
22355 (AS_M8_FLAG): Define.
22356 * config/sparc/sparc.md: Add m8 to the cpu attribute.
22357 * config/sparc/sparc.opt: New option -mcpu=m8 for sparc targets.
22358 * configure.ac (HAVE_AS_SPARC6): Check for assembler support for
22360 * configure: Regenerate.
22361 * doc/invoke.texi (SPARC Options): Document -mcpu=m8 and
22364 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
22366 * config/sparc/niagara7.md: Rework the DFA scheduler to use insn
22368 * config/sparc/sparc.md: Remove the `v3pipe' insn attribute.
22369 ("*movdi_insn_sp32"): Do not set v3pipe.
22370 ("*movsi_insn"): Likewise.
22371 ("*movdi_insn_sp64"): Likewise.
22372 ("*movsf_insn"): Likewise.
22373 ("*movdf_insn_sp32"): Likewise.
22374 ("*movdf_insn_sp64"): Likewise.
22375 ("*zero_extendsidi2_insn_sp64"): Likewise.
22376 ("*sign_extendsidi2_insn"): Likewise.
22377 ("*mov<VM32:mode>_insn"): Likewise.
22378 ("*mov<VM64:mode>_insn_sp64"): Likewise.
22379 ("*mov<VM64:mode>_insn_sp32"): Likewise.
22380 ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
22381 ("<vlop:code><VL:mode>3"): Likewise.
22382 ("*not_<vlop:code><VL:mode>3"): Likewise.
22383 ("*nand<VL:mode>_vis"): Likewise.
22384 ("*<vlnotop:code>_not1<VL:mode>_vis"): Likewise.
22385 ("*<vlnotop:code>_not2<VL:mode>_vis"): Likewise.
22386 ("one_cmpl<VL:mode>2"): Likewise.
22387 ("faligndata<VM64:mode>_vis"): Likewise.
22388 ("alignaddrsi_vis"): Likewise.
22389 ("alignaddrdi_vis"): Likweise.
22390 ("alignaddrlsi_vis"): Likewise.
22391 ("alignaddrldi_vis"): Likewise.
22392 ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
22393 ("bmaskdi_vis"): Likewise.
22394 ("bmasksi_vis"): Likewise.
22395 ("bshuffle<VM64:mode>_vis"): Likewise.
22396 ("cmask8<P:mode>_vis"): Likewise.
22397 ("cmask16<P:mode>_vis"): Likewise.
22398 ("cmask32<P:mode>_vis"): Likewise.
22399 ("pdistn<P:mode>_vis"): Likewise.
22400 ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
22402 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
22404 * config/sparc/sparc.md ("subtype"): New insn attribute.
22405 ("*wrgsr_sp64"): Set insn subtype.
22406 ("*rdgsr_sp64"): Likewise.
22407 ("alignaddrsi_vis"): Likewise.
22408 ("alignaddrdi_vis"): Likewise.
22409 ("alignaddrlsi_vis"): Likewise.
22410 ("alignaddrldi_vis"): Likewise.
22411 ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
22412 ("fexpand_vis"): Likewise.
22413 ("fpmerge_vis"): Likewise.
22414 ("faligndata<VM64:mode>_vis"): Likewise.
22415 ("bshuffle<VM64:mode>_vis"): Likewise.
22416 ("cmask8<P:mode>_vis"): Likewise.
22417 ("cmask16<P:mode>_vis"): Likewise.
22418 ("cmask32<P:mode>_vis"): Likewise.
22419 ("fchksm16_vis"): Likewise.
22420 ("v<vis3_shift_patname><GCM:mode>3"): Likewise.
22421 ("fmean16_vis"): Likewise.
22422 ("fp<plusminus_insn>64_vis"): Likewise.
22423 ("<plusminus_insn>v8qi3"): Likewise.
22424 ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
22425 ("<vis4_minmax_patname><VMMAX:mode>3"): Likewise.
22426 ("<vis4_uminmax_patname><VMMAX:mode>3"): Likewise.
22427 ("<vis3_addsub_ss_patname>v8qi3"): Likewise.
22428 ("<vis4_addsub_us_patname><VAUS:mode>3"): Likewise.
22429 ("*movqi_insn"): Likewise.
22430 ("*movhi_insn"): Likewise.
22431 ("*movsi_insn"): Likewise.
22432 ("movsi_pic_gotdata_op"): Likewise.
22433 ("*movdi_insn_sp32"): Likewise.
22434 ("*movdi_insn_sp64"): Likewise.
22435 ("movdi_pic_gotdata_op"): Likewise.
22436 ("*movsf_insn"): Likewise.
22437 ("*movdf_insn_sp32"): Likewise.
22438 ("*movdf_insn_sp64"): Likewise.
22439 ("*zero_extendhisi2_insn"): Likewise.
22440 ("*zero_extendqihi2_insn"): Likewise.
22441 ("*zero_extendqisi2_insn"): Likewise.
22442 ("*zero_extendqidi2_insn"): Likewise.
22443 ("*zero_extendhidi2_insn"): Likewise.
22444 ("*zero_extendsidi2_insn_sp64"): Likewise.
22445 ("ldfsr"): Likewise.
22446 ("prefetch_64"): Likewise.
22447 ("prefetch_32"): Likewise.
22448 ("tie_ld32"): Likewise.
22449 ("tie_ld64"): Likewise.
22450 ("*tldo_ldub_sp32"): Likewise.
22451 ("*tldo_ldub1_sp32"): Likewise.
22452 ("*tldo_ldub2_sp32"): Likewise.
22453 ("*tldo_ldub_sp64"): Likewise.
22454 ("*tldo_ldub1_sp64"): Likewise.
22455 ("*tldo_ldub2_sp64"): Likewise.
22456 ("*tldo_ldub3_sp64"): Likewise.
22457 ("*tldo_lduh_sp32"): Likewise.
22458 ("*tldo_lduh1_sp32"): Likewise.
22459 ("*tldo_lduh_sp64"): Likewise.
22460 ("*tldo_lduh1_sp64"): Likewise.
22461 ("*tldo_lduh2_sp64"): Likewise.
22462 ("*tldo_lduw_sp32"): Likewise.
22463 ("*tldo_lduw_sp64"): Likewise.
22464 ("*tldo_lduw1_sp64"): Likewise.
22465 ("*tldo_ldx_sp64"): Likewise.
22466 ("*mov<VM32:mode>_insn"): Likewise.
22467 ("*mov<VM64:mode>_insn_sp64"): Likewise.
22468 ("*mov<VM64:mode>_insn_sp32"): Likewise.
22470 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
22472 * config/sparc/sparc.md ("type"): New insn type viscmp.
22473 ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Set insn type to
22475 ("fpcmp<gcond:code>8<P:mode>_vis"): Likewise.
22476 ("fucmp<gcond:code>8<P:mode>_vis"): Likewise.
22477 ("fpcmpu<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
22478 * config/sparc/niagara7.md ("n7_vis_logical_v3pipe"): Handle
22480 ("n7_vis_logical_11cycle"): Likewise.
22481 * config/sparc/niagara4.md ("n4_vis_logical"): Likewise.
22482 * config/sparc/niagara2.md ("niag3_vis": Likewise.
22483 * config/sparc/niagara.md ("niag_vis"): Likewise.
22484 * config/sparc/ultra3.md ("us3_fga"): Likewise.
22485 * config/sparc/ultra1_2.md ("us1_fga_double"): Likewise.
22487 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
22489 * config/sparc/sparc.md: New instruction type `bmask'.
22490 (bmaskdi_vis): Use the `bmask' type.
22491 (bmasksi_vis): Likewise.
22492 * config/sparc/ultra3.md (us3_array): Likewise.
22493 * config/sparc/niagara7.md (n7_array): Likewise.
22494 * config/sparc/niagara4.md (n4_array): Likewise.
22495 * config/sparc/niagara2.md (niag2_vis): Likewise.
22496 (niag3_vis): Likewise.
22497 * config/sparc/niagara.md (niag_vis): Likewise.
22499 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
22501 * ipa-comdats.c: Remove optimize check from gate.
22502 * ipa-fnsummary.c (ipa_fn_summary_generate): do not generate summary
22503 for functions not optimized.
22504 (ipa_fn_summary_read): Skip optimize check.
22505 (ipa_fn_summary_write): Likewise.
22506 * ipa-inline-analysis.c (do_estimate_growth_1): Check that caller
22508 * ipa-inline.c (can_inline_edge_p): Not optimized functions are
22510 (can_inline_edge_p): Check flag_pcc_struct_return for match.
22511 (check_callers): Give up on caller which is not optimized.
22512 (inline_small_functions): Likewise.
22513 (ipa_inline): Do not give up when not optimizing.
22514 * ipa-visbility.c (function_and_variable_visibility): Do not optimize
22515 away unoptimizes cdtors.
22516 (whole_program_function_and_variable_visibility): Do
22517 ipa_discover_readonly_nonaddressable_vars in LTO mode.
22518 * ipa.c (process_references): Do not check optimize.
22519 (symbol_table::remove_unreachable_nodes): Update optimize check.
22520 (set_writeonly_bit): Update optimize check.
22521 (pass_ipa_cdtor_merge::gate): Do not check optimize.
22522 (pass_ipa_single_use::gate): Remove.
22524 2017-07-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22526 * config/rs6000/rs6000.c (union_defs, union_uses, insn_is_load_p,
22527 insn_is_store_p, insn_is_swap_p, const_load_sequence_p, v2df_reduction_p,
22528 rtx_is_swappable_p, insn_is_swappable_p, chain_contains_only_swaps,
22529 mark_swaps_for_removal, swap_const_vector_halves, adjust_subreg_index,
22530 permute_load, permute_store, adjust_extract, adjust_splat,
22531 adjust_xxpermdi, adjust_concat, adjust_vperm, handle_special_swappables,
22532 replace_swap_with_copy, dump_swap_insn_table,
22533 alignment_with_canonical_addr, alignment_mask, find_alignment_op,
22534 recombine_lvx_pattern, recombine_stvx_pattern,
22535 recombine_lvx_stvx_patterns, rs6000_analyze_swaps,
22536 make_pass_analyze_swaps): Move all code related to p8 swap optimizations
22537 to file rs6000-p8swap.c.
22538 * config/rs6000/rs6000-p8swap.c: New file.
22539 * config/rs6000/t-rs6000: Add rule to build rs6000-p8swap.o.
22540 * config.gcc: Add rs6000-p8swap.o to extra_objs for powerpc*-*-*
22541 and rs6000*-*-* targets.
22543 2017-07-06 David Malcolm <dmalcolm@redhat.com>
22545 * Makefile.in (selftest): Remove dependency on s-selftest-c++.
22547 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
22549 * lto-wrapper.c (merge_and_complain): Do not merge
22550 fexceptions, fnon_call_exceptions, ftrapv, ffp_contract_, fmath_errno,
22551 fsigned_zeros, ftrapping_math, fwrapv.
22552 (append_compiler_options): Do not track these options.
22553 (append_linker_options): Likewie
22555 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
22557 * cgraphunit.c (cgraph_node::finalize_function): When
22558 !flag_toplevel_reorde set no_reorder flag.
22559 (varpool_node::finalize_decl): Likewise.
22560 (symbol_table::compile): Drop no toplevel reorder path.
22562 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
22564 * bb-reorder.c (better_edge_p): Do not build traces across abnormal/eh
22565 edges; zero probability is not better than uninitialized.
22567 2017-07-06 Maxim Ostapenko <m.ostapenko@samsung.com>
22569 * asan.h (asan_sanitize_allocas_p): Declare.
22570 * asan.c (asan_sanitize_allocas_p): New function.
22571 (handle_builtin_stack_restore): Bail out if !asan_sanitize_allocas_p.
22572 (handle_builtin_alloca): Likewise.
22573 * cfgexpand.c (expand_used_vars): Do not add allocas unpoisoning stuff
22574 if !asan_sanitize_allocas_p.
22575 * params.def (asan-instrument-allocas): Add new option.
22576 * params.h (ASAN_PROTECT_ALLOCAS): Define.
22577 * opts.c (common_handle_option): Disable allocas sanitization for
22580 2017-07-06 Maxim Ostapenko <m.ostapenko@samsung.com>
22582 * asan.c: Include gimple-fold.h.
22583 (get_last_alloca_addr): New function.
22584 (handle_builtin_stackrestore): Likewise.
22585 (handle_builtin_alloca): Likewise.
22586 (asan_emit_allocas_unpoison): Likewise.
22587 (get_mem_refs_of_builtin_call): Add new parameter, remove const
22588 quallifier from first paramerer. Handle BUILT_IN_ALLOCA,
22589 BUILT_IN_ALLOCA_WITH_ALIGN and BUILT_IN_STACK_RESTORE builtins.
22590 (instrument_builtin_call): Pass gimple iterator to
22591 get_mem_refs_of_builtin_call.
22592 (last_alloca_addr): New global.
22593 * asan.h (asan_emit_allocas_unpoison): Declare.
22594 * builtins.c (expand_asan_emit_allocas_unpoison): New function.
22595 (expand_builtin): Handle BUILT_IN_ASAN_ALLOCAS_UNPOISON.
22596 * cfgexpand.c (expand_used_vars): Call asan_emit_allocas_unpoison
22597 if function calls alloca.
22598 * gimple-fold.c (replace_call_with_value): Remove static keyword.
22599 * gimple-fold.h (replace_call_with_value): Declare.
22600 * internal-fn.c: Include asan.h.
22601 * sanitizer.def (BUILT_IN_ASAN_ALLOCA_POISON,
22602 BUILT_IN_ASAN_ALLOCAS_UNPOISON): New builtins.
22604 2017-07-06 David Malcolm <dmalcolm@redhat.com>
22606 * Makefile.in (SELFTEST_FLAGS): Drop "-x c", moving it to...
22607 (C_SELFTEST_FLAGS): New.
22608 (CPP_SELFTEST_FLAGS): New.
22609 (SELFTEST_DEPS): New, from deps of s-selftest.
22610 (C_SELFTEST_DEPS): New, from deps of s-selftest.
22611 (CPP_SELFTEST_DEPS): New.
22612 (selftest): Add dependency on s-selftest-c++.
22613 (s-selftest): Rename to...
22614 (s-selftest-c): ...this, moving deps to SELFTEST_DEPS
22615 and C_SELFTEST_DEPS, and using C_SELFTEST_FLAGS rather
22616 than SELFTEST_FLAGS.
22617 (selftest-gdb): Rename to...
22618 (selftest-c-gdb): ...this, using C_SELFTEST_DEPS and
22620 (selftest-gdb): Reintroduce as an alias for selftest-c-gdb.
22621 (selftest-valgrind): Rename to...
22622 (selftest-c-valgrind): ...this, using C_SELFTEST_DEPS and
22624 (selftest-valgrind): Reintroduce as an alias for
22625 selftest-c-valgrind.
22626 (s-selftest-c++): New.
22627 (selftest-c++-gdb): New.
22628 (selftest-c++-valgrind): New.
22630 2017-07-06 Olivier Hainque <hainque@adacore.com>
22632 * gcc.c (process_command): When deciding if undefined variables
22633 should be ignored when processing specs, accept "gcc -v" as well.
22635 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
22637 * auto-profile.c (afdo_set_bb_count, afdo_propagate_edge,
22638 afdo_annotate_cfg): Set counts/probabilities as determined by afdo.
22640 2017-07-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
22642 * config/arm/arm-cpus.in (armv8-r): Add new entry.
22643 * config/arm/arm-isa.h (ISA_ARMv8r): Define macro.
22644 * config/arm/arm-tables.opt: Regenerate.
22645 * config/arm/arm.h (enum base_architecture): Add BASE_ARCH_8R
22647 * doc/invoke.texi: Mention -march=armv8-r and its extensions.
22649 2017-07-06 Carl Love <cel@us.ibm.com>
22651 * ChangeLog: Clean up from mid air collision
22653 2017-07-06 Carl Love <cel@us.ibm.com>
22655 * config/rs6000/rs6000-c.c: Add support for built-in functions
22656 vector signed int vec_subc (vector signed int, vector signed int);
22657 vector signed __int128 vec_subc (vector signed __int128,
22658 vector signed __int128);
22659 vector unsigned __int128 vec_subc (vector unsigned __int128,
22660 vector unsigned __int128);
22661 vector signed int vec_sube (vector signed int, vector signed int,
22662 vector signed int);
22663 vector unsigned int vec_sube (vector unsigned int,
22664 vector unsigned int,
22665 vector unsigned int);
22666 vector signed __int128 vec_sube (vector signed __int128,
22667 vector signed __int128,
22668 vector signed__int128);
22669 vector unsigned __int128 vec_sube (vector unsigned __int128,
22670 vector unsigned __int128,
22671 vector unsigned __int128);
22672 vector signed int vec_subec (vector signed int, vector signed int,
22673 vector signed int);
22674 vector unsigned int vec_subec (vector unsigned int,
22675 vector unsigned int,
22676 vector unsigned int);
22677 vector signed __int128 vec_subec (vector signed __int128,
22678 vector signed __int128,
22679 vector signed__int128);
22680 vector unsigned __int128 vec_subec (vector unsigned __int128,
22681 vector unsigned __int128,
22682 vector unsigned __int128);
22683 * config/rs6000/rs6000.c (ALTIVEC_BUILTIN_VEC_SUBE,
22684 ALTIVEC_BUILTIN_VEC_SUBEC): Add ef_builtins.
22685 * config/rs6000/rs6000-builtin.def (SUBE, SUBEC): Add
22686 BU_ALTIVEC_OVERLOAD_X definitions.
22687 * config/rs6000/altivec.h (vec_sube, vec_subec): Add builtin defines.
22688 * doc/extend.texi: Update the built-in documentation file for the new
22689 built-in functions.
22691 2017-07-06 David Malcolm <dmalcolm@redhat.com>
22694 * diagnostic-show-locus.c (layout::layout): Use start and finish
22695 spelling location for the start and finish of each range.
22696 * genmatch.c (linemap_client_expand_location_to_spelling_point):
22697 Add unused aspect param.
22698 * input.c (expand_location_1): Add "aspect" param, and use it
22699 to access the correct part of the location.
22700 (expand_location): Pass LOCATION_ASPECT_CARET to new param of
22702 (expand_location_to_spelling_point): Likewise.
22703 (linemap_client_expand_location_to_spelling_point): Add "aspect"
22704 param, and pass it to expand_location_1.
22706 2017-07-06 Sebastian Peryt <sebastian.peryt@intel.com>
22708 * config/i386/avx512fintrin.h (_mm_mask_getexp_round_ss,
22709 _mm_maskz_getexp_round_ss, _mm_mask_getexp_round_sd,
22710 _mm_maskz_getexp_round_sd, _mm_mask_getmant_round_sd,
22711 _mm_maskz_getmant_round_sd, _mm_mask_getmant_round_ss,
22712 _mm_maskz_getmant_round_ss, _mm_mask_getexp_ss, _mm_maskz_getexp_ss,
22713 _mm_mask_getexp_sd, _mm_maskz_getexp_sd, _mm_mask_getmant_sd,
22714 _mm_maskz_getmant_sd, _mm_mask_getmant_ss,
22715 _mm_maskz_getmant_ss): New intrinsics.
22716 (__builtin_ia32_getexpss128_mask): Changed to ...
22717 __builtin_ia32_getexpss128_round ... this.
22718 (__builtin_ia32_getexpsd128_mask): Changed to ...
22719 __builtin_ia32_getexpsd128_round ... this.
22720 * config/i386/i386-builtin-types.def
22721 ((V2DF, V2DF, V2DF, INT, V2DF, UQI, INT),
22722 (V4SF, V4SF, V4SF, INT, V4SF, UQI, INT)): New function type aliases.
22723 * config/i386/i386-builtin.def (__builtin_ia32_getexpsd_mask_round,
22724 __builtin_ia32_getexpss_mask_round, __builtin_ia32_getmantsd_mask_round,
22725 __builtin_ia32_getmantss_mask_round): New builtins.
22726 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_INT_V2DF_UQI_INT,
22727 V4SF_FTYPE_V4SF_V4SF_INT_V4SF_UQI_INT): Handle new types.
22728 (CODE_FOR_avx512f_vgetmantv2df_mask_round,
22729 CODE_FOR_avx512f_vgetmantv4sf_mask_round): New cases.
22730 * config/i386/sse.md
22731 (avx512f_sgetexp<mode><round_saeonly_name>): Changed to ...
22732 avx512f_sgetexp<mode><mask_scalar_name>
22733 <round_saeonly_scalar_name> ... this.
22734 (vgetexp<ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|
22735 %0, %1, %2<round_saeonly_op3>}): Changed to ...
22736 vgetexp<ssescalarmodesuffix>
22737 \t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
22738 %0<mask_scalar_operand3>, %1, %2<round_saeonly_scalar_mask_op3>} ... this.
22739 (avx512f_vgetmant<mode><round_saeonly_name>): Changed to ...
22740 avx512f_vgetmant<mode><mask_scalar_name>
22741 <round_saeonly_scalar_name> ... this.
22742 (vgetmant<ssescalarmodesuffix>\t{%3, <round_saeonly_op4>%2, %1, %0|
22743 %0, %1, %2<round_saeonly_op4>, %3}): Changed to ...
22744 vgetmant<ssescalarmodesuffix>
22745 \t{%3, <round_saeonly_scalar_mask_op4>%2, %1, %0<mask_scalar_operand4>|
22746 %0<mask_scalar_operand4>, %1, %2
22747 <round_saeonly_scalar_mask_op4>, %3} ... this.
22748 * config/i386/subst.md (mask_scalar_operand4,
22749 round_saeonly_scalar_mask_operand4, round_saeonly_scalar_mask_op4,
22750 round_saeonly_scalar_nimm_predicate): New subst attributes.
22752 2017-07-06 Julia Koval <julia.koval@intel.com>
22754 * config/i386/i386.c (ix86_erase_embedded_rounding):
22755 Remove code for old rounding pattern.
22757 2017-07-06 Richard Earnshaw <rearnsha@arm.com>
22759 * config/arm/t-arm (GTM_H): Add arm-cpu.h.
22761 2017-07-06 Christophe Lyon <christophe.lyon@linaro.org>
22763 * doc/sourcebuild.texi (Test Directives, Variants of
22764 dg-require-support): Add documentation for dg-require-stack-check.
22766 2017-07-05 Sebastian Peryt <sebastian.peryt@intel.com>
22768 * config/i386/subst.md (mask_scalar, round_scalar,
22769 round_saeonly_scalar): New meta-templates.
22770 (mask_scalar_name, mask_scalar_operand3, round_scalar_name,
22771 round_scalar_mask_operand3, round_scalar_mask_op3,
22772 round_scalar_constraint, round_scalar_prefix, round_saeonly_scalar_name,
22773 round_saeonly_scalar_mask_operand3, round_saeonly_scalar_mask_op3,
22774 round_saeonly_scalar_constraint,
22775 round_saeonly_scalar_prefix): New subst attribute.
22776 * config/i386/sse.md
22777 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): Renamed to ...
22778 <sse>_vm<plusminus_insn><mode>3<mask_scalar_name>
22779 <round_scalar_name> ... this.
22780 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): Renamed to ...
22781 <sse>_vm<multdiv_mnemonic><mode>3<mask_scalar_name>
22782 <round_scalar_name> ... this.
22783 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): Renamed to ...
22784 <sse>_vm<code><mode>3<mask_scalar_name>
22785 <round_saeonly_scalar_name> ... this.
22786 (v<plusminus_mnemonic><ssescalarmodesuffix>
22787 \t{<round_mask_op3>%2, %1, %0<mask_operand3>|
22788 %0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
22789 v<plusminus_mnemonic><ssescalarmodesuffix>
22790 \t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
22791 %0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
22792 (v<multdiv_mnemonic><ssescalarmodesuffix>
22793 \t{<round_mask_op3>%2, %1, %0<mask_operand3>|
22794 %0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
22795 v<multdiv_mnemonic><ssescalarmodesuffix>
22796 \t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
22797 %0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
22798 (v<maxmin_float><ssescalarmodesuffix>
22799 \t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|
22800 %0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}): Changed to ...
22801 v<maxmin_float><ssescalarmodesuffix>
22802 \t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
22803 %0<mask_scalar_operand3>, %1, %<iptr>2
22804 <round_saeonly_scalar_mask_op3>} ... this.
22806 2017-07-05 Richard Earnshaw <rearnsha@arm.com>
22808 * config/arm/arm.c (arm_fixed_condition_code_regs): New function.
22809 (TARGET_FIXED_CONDITION_CODE_REGS): Redefine.
22811 2017-07-05 Richard Sandiford <richard.sandiford@linaro.org>
22812 Alan Hayward <alan.hayward@arm.com>
22813 David Sherwood <david.sherwood@arm.com>
22815 * combine.c (simplify_if_then_else): Remove "enum" before
22817 * compare-elim.c (can_eliminate_compare): Likewise.
22818 * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
22820 (aarch64_lookup_simd_builtin_type): Likewise.
22821 (aarch64_simd_builtin_type): Likewise.
22822 (aarch64_init_simd_builtin_types): Likewise.
22823 (aarch64_simd_expand_args): Likewise.
22824 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_rglist):
22826 (aarch64_reverse_mask): Likewise.
22827 (aarch64_simd_emit_reg_reg_move): Likewise.
22828 (aarch64_gen_adjusted_ldpstp): Likewise.
22829 (aarch64_ccmp_mode_to_code): Likewise.
22830 (aarch64_operands_ok_for_ldpstp): Likewise.
22831 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
22832 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class):
22834 (aarch64_min_divisions_for_recip_mul): Likewise.
22835 (aarch64_reassociation_width): Likewise.
22836 (aarch64_get_condition_code_1): Likewise.
22837 (aarch64_simd_emit_reg_reg_move): Likewise.
22838 (aarch64_simd_attr_length_rglist): Likewise.
22839 (aarch64_reverse_mask): Likewise.
22840 (aarch64_operands_ok_for_ldpstp): Likewise.
22841 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
22842 (aarch64_gen_adjusted_ldpstp): Likewise.
22843 * config/aarch64/cortex-a57-fma-steering.c (fma_node::rename):
22845 * config/arc/arc.c (legitimate_offset_address_p): Likewise.
22846 * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
22847 (arm_lookup_simd_builtin_type): Likewise.
22848 (arm_simd_builtin_type): Likewise.
22849 (arm_init_simd_builtin_types): Likewise.
22850 (arm_expand_builtin_args): Likewise.
22851 * config/arm/arm-protos.h (arm_expand_builtin): Likewise.
22852 * config/ft32/ft32.c (ft32_libcall_value): Likewise.
22853 (ft32_setup_incoming_varargs): Likewise.
22854 (ft32_function_arg): Likewise.
22855 (ft32_function_arg_advance): Likewise.
22856 (ft32_pass_by_reference): Likewise.
22857 (ft32_arg_partial_bytes): Likewise.
22858 (ft32_valid_pointer_mode): Likewise.
22859 (ft32_addr_space_pointer_mode): Likewise.
22860 (ft32_addr_space_legitimate_address_p): Likewise.
22861 * config/i386/i386-protos.h (ix86_operands_ok_for_move_multiple):
22863 * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
22864 (ix86_emit_outlined_ms2sysv_restore): Likewise.
22865 (iamcu_alignment): Likewise.
22866 (canonicalize_vector_int_perm): Likewise.
22867 (ix86_noce_conversion_profitable_p): Likewise.
22868 (ix86_mpx_bound_mode): Likewise.
22869 (ix86_operands_ok_for_move_multiple): Likewise.
22870 * config/microblaze/microblaze-protos.h
22871 (microblaze_expand_conditional_branch_reg): Likewise.
22872 * config/microblaze/microblaze.c
22873 (microblaze_expand_conditional_branch_reg): Likewise.
22874 * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
22876 (rs6000_reassociation_width): Likewise.
22877 (rs6000_invalid_binary_op): Likewise.
22878 (fusion_p9_p): Likewise.
22879 (emit_fusion_p9_load): Likewise.
22880 (emit_fusion_p9_store): Likewise.
22881 * config/riscv/riscv-protos.h (riscv_regno_mode_ok_for_base_p):
22883 (riscv_hard_regno_mode_ok_p): Likewise.
22884 (riscv_address_insns): Likewise.
22885 (riscv_split_symbol): Likewise.
22886 (riscv_legitimize_move): Likewise.
22887 (riscv_function_value): Likewise.
22888 (riscv_hard_regno_nregs): Likewise.
22889 (riscv_expand_builtin): Likewise.
22890 * config/riscv/riscv.c (riscv_build_integer_1): Likewise.
22891 (riscv_build_integer): Likewise.
22892 (riscv_split_integer): Likewise.
22893 (riscv_legitimate_constant_p): Likewise.
22894 (riscv_cannot_force_const_mem): Likewise.
22895 (riscv_regno_mode_ok_for_base_p): Likewise.
22896 (riscv_valid_base_register_p): Likewise.
22897 (riscv_valid_offset_p): Likewise.
22898 (riscv_valid_lo_sum_p): Likewise.
22899 (riscv_classify_address): Likewise.
22900 (riscv_legitimate_address_p): Likewise.
22901 (riscv_address_insns): Likewise.
22902 (riscv_load_store_insns): Likewise.
22903 (riscv_force_binary): Likewise.
22904 (riscv_split_symbol): Likewise.
22905 (riscv_force_address): Likewise.
22906 (riscv_legitimize_address): Likewise.
22907 (riscv_move_integer): Likewise.
22908 (riscv_legitimize_const_move): Likewise.
22909 (riscv_legitimize_move): Likewise.
22910 (riscv_address_cost): Likewise.
22911 (riscv_subword): Likewise.
22912 (riscv_output_move): Likewise.
22913 (riscv_canonicalize_int_order_test): Likewise.
22914 (riscv_emit_int_order_test): Likewise.
22915 (riscv_function_arg_boundary): Likewise.
22916 (riscv_pass_mode_in_fpr_p): Likewise.
22917 (riscv_pass_fpr_single): Likewise.
22918 (riscv_pass_fpr_pair): Likewise.
22919 (riscv_get_arg_info): Likewise.
22920 (riscv_function_arg): Likewise.
22921 (riscv_function_arg_advance): Likewise.
22922 (riscv_arg_partial_bytes): Likewise.
22923 (riscv_function_value): Likewise.
22924 (riscv_pass_by_reference): Likewise.
22925 (riscv_setup_incoming_varargs): Likewise.
22926 (riscv_print_operand): Likewise.
22927 (riscv_elf_select_rtx_section): Likewise.
22928 (riscv_save_restore_reg): Likewise.
22929 (riscv_for_each_saved_reg): Likewise.
22930 (riscv_register_move_cost): Likewise.
22931 (riscv_hard_regno_mode_ok_p): Likewise.
22932 (riscv_hard_regno_nregs): Likewise.
22933 (riscv_class_max_nregs): Likewise.
22934 (riscv_memory_move_cost): Likewise.
22935 * config/rl78/rl78-protos.h (rl78_split_movsi): Likewise.
22936 * config/rl78/rl78.c (rl78_split_movsi): Likewise.
22937 (rl78_addr_space_address_mode): Likewise.
22938 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22940 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
22941 (rs6000_reassociation_width): Likewise.
22942 (rs6000_invalid_binary_op): Likewise.
22943 (fusion_p9_p): Likewise.
22944 (emit_fusion_p9_load): Likewise.
22945 (emit_fusion_p9_store): Likewise.
22946 * config/visium/visium-protos.h (prepare_move_operands): Likewise.
22947 (ok_for_simple_move_operands): Likewise.
22948 (ok_for_simple_move_strict_operands): Likewise.
22949 (ok_for_simple_arith_logic_operands): Likewise.
22950 (visium_legitimize_reload_address): Likewise.
22951 (visium_select_cc_mode): Likewise.
22952 (output_cbranch): Likewise.
22953 (visium_split_double_move): Likewise.
22954 (visium_expand_copysign): Likewise.
22955 (visium_expand_int_cstore): Likewise.
22956 (visium_expand_fp_cstore): Likewise.
22957 * config/visium/visium.c (visium_pass_by_reference): Likewise.
22958 (visium_function_arg): Likewise.
22959 (visium_function_arg_advance): Likewise.
22960 (visium_libcall_value): Likewise.
22961 (visium_setup_incoming_varargs): Likewise.
22962 (visium_legitimate_constant_p): Likewise.
22963 (visium_legitimate_address_p): Likewise.
22964 (visium_legitimize_address): Likewise.
22965 (visium_secondary_reload): Likewise.
22966 (visium_register_move_cost): Likewise.
22967 (visium_memory_move_cost): Likewise.
22968 (prepare_move_operands): Likewise.
22969 (ok_for_simple_move_operands): Likewise.
22970 (ok_for_simple_move_strict_operands): Likewise.
22971 (ok_for_simple_arith_logic_operands): Likewise.
22972 (visium_function_value_1): Likewise.
22973 (rtx_ok_for_offset_p): Likewise.
22974 (visium_legitimize_reload_address): Likewise.
22975 (visium_split_double_move): Likewise.
22976 (visium_expand_copysign): Likewise.
22977 (visium_expand_int_cstore): Likewise.
22978 (visium_expand_fp_cstore): Likewise.
22979 (visium_split_cstore): Likewise.
22980 (visium_select_cc_mode): Likewise.
22981 (visium_split_cbranch): Likewise.
22982 (output_cbranch): Likewise.
22983 (visium_print_operand_address): Likewise.
22984 * expmed.c (flip_storage_order): Likewise.
22985 * expmed.h (emit_cstore): Likewise.
22986 (flip_storage_order): Likewise.
22987 * genrecog.c (validate_pattern): Likewise.
22988 * hsa-gen.c (gen_hsa_addr): Likewise.
22989 * internal-fn.c (expand_arith_overflow): Likewise.
22990 * ira-color.c (allocno_copy_cost_saving): Likewise.
22991 * lra-assigns.c (find_hard_regno_for_1): Likewise.
22992 * lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
22993 (process_invariant_for_inheritance): Likewise.
22994 * lra-eliminations.c (move_plus_up): Likewise.
22995 * omp-low.c (lower_oacc_reductions): Likewise.
22996 * simplify-rtx.c (simplify_subreg): Likewise.
22997 * target.def (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Likewise.
22998 (TARGET_CHKP_BOUND_MODE): Likewise..
22999 * targhooks.c (default_chkp_bound_mode): Likewise.
23000 (default_setup_incoming_vararg_bounds): Likewise.
23001 * targhooks.h (default_chkp_bound_mode): Likewise.
23002 (default_setup_incoming_vararg_bounds): Likewise.
23003 * tree-ssa-math-opts.c (divmod_candidate_p): Likewise.
23004 * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Likewise.
23005 (have_whole_vector_shift): Likewise.
23006 * tree-vect-stmts.c (vectorizable_load): Likewise.
23007 * doc/tm.texi: Regenerate.
23009 2017-07-05 Georg-Johann Lay <avr@gjlay.de>
23011 Graceful degrade if Binutils PR21472 is not available.
23014 * configure.ac [target=avr]: WARN instead of ERROR if avrxmega3
23015 .rodata in flash test fails.
23016 (HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH): Define it if test passes.
23017 * confgure: Regenerate.
23018 * config.in: Regenerate.
23019 * config/avr/avr.c (avr_asm_named_section)
23020 [HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH]: Only trigger
23021 __do_copy_data for stuff in .rodata if flash_pm_offset = 0.
23022 (avr_asm_init_sections): Same.
23024 2017-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23026 * config/arm/neon.md (fma<VCVTF:mode>4): Remove %?.
23027 (fma<VH:mode>4_intrinsic): Likewise.
23028 (*fmsub<VCVTF:mode>4): Likewise.
23029 (*fmsub<VH:mode>4_intrinsic): Likewise.
23031 2017-07-05 Georg-Johann Lay <avr@gjlay.de>
23034 * config/avr/avr.c (avr_out_movhi_mr_r_xmega) [CONSTANT_ADDRESS_P]:
23035 Don't depend on "optimize > 0".
23036 (out_movhi_r_mr, out_movqi_mr_r): Same.
23037 (out_movhi_mr_r, out_movqi_r_mr): Same.
23038 (avr_address_cost) [CONSTANT_ADDRESS_P]: Don't depend cost for
23039 io_address_operand on "optimize > 0".
23041 2017-07-05 Bin Cheng <bin.cheng@arm.com>
23043 * tree-loop-distribution.c: Add general explanantion on the pass.
23044 (generate_loops_for_partition): Mark distributed loop.
23045 (pg_add_dependence_edges): New parameter. Handle alias data
23046 dependence specially and record it in the parameter if asked.
23047 (struct pg_vdata, pg_edata, pg_edge_callback_data): New structs.
23048 (init_partition_graph_vertices, add_partition_graph_edge): New.
23049 (pg_skip_alias_edge, free_partition_graph_edata_cb): New.
23050 (free_partition_graph_vdata, build_partition_graph): New.
23051 (sort_partitions_by_post_order, merge_dep_scc_partitions): New.
23052 (pg_collect_alias_ddrs, break_alias_scc_partitions): New.
23053 (data_ref_segment_size, latch_dominated_by_data_ref): New.
23054 (compute_alias_check_pairs, version_loop_by_alias_check): New.
23055 (version_for_distribution_p, finalize_partitions): New.
23056 (distribute_loop): Handle alias data dependence specially. Factor
23057 out loop fusion code as functions and call these functions.
23059 2017-07-05 Bin Cheng <bin.cheng@arm.com>
23061 * tree-loop-distribution.c (classify_partition): New parameter and
23062 better handle reduction statement.
23063 (rdg_build_partitions): Revise comment.
23064 (distribute_loop): Compute statements in all partitions and pass it
23065 to classify_partition.
23067 2017-07-05 Bin Cheng <bin.cheng@arm.com>
23069 * tree-loop-distribution.c (enum partition_type): New.
23070 (struct partition): New field type.
23071 (partition_merge_into): Add parameter. Update partition type.
23072 (data_dep_in_cycle_p, update_type_for_merge): New functions.
23073 (build_rdg_partition_for_vertex): Compute partition type.
23074 (rdg_build_partitions): Dump partition type.
23075 (distribute_loop): Update calls to partition_merge_into.
23077 2017-07-05 Bin Cheng <bin.cheng@arm.com>
23079 * tree-loop-distribution.c (struct ddr_hasher): New.
23080 (ddr_hasher::hash, ::equal, get_data_dependence): New function.
23082 (classify_partition): Call get_data_dependence.
23083 (pg_add_dependence_edges): Ditto.
23084 (distribute_loop): Release data dependence hash table.
23086 2017-07-05 Bin Cheng <bin.cheng@arm.com>
23088 * tree-loop-distribution.c (ref_base_address): Delete.
23089 (similar_memory_accesses): Rename ...
23090 (share_memory_accesses): ... to this. Check if partitions access
23091 the same memory reference.
23092 (distribute_loop): Call share_memory_accesses.
23094 2017-07-05 Bin Cheng <bin.cheng@arm.com>
23096 * tree-loop-distribution.c (struct partition): New field recording
23097 its data reference.
23098 (partition_alloc, partition_free): Init and release data refs.
23099 (partition_merge_into): Merge data refs.
23100 (build_rdg_partition_for_vertex): Collect data refs for partition.
23101 (pg_add_dependence_edges): Change parameters from vector to bitmap.
23103 (distribute_loop): Remve data refs from vertice data of partition
23106 2017-07-05 Bin Cheng <bin.cheng@arm.com>
23108 * tree-loop-distribution.c (params.h): Include header file.
23109 (MAX_DATAREFS_NUM, DR_INDEX): New macro.
23110 (datarefs_vec): New global var.
23111 (create_rdg_vertices): Use datarefs_vec directly.
23112 (free_rdg): Don't free data references.
23113 (build_rdg): Update use. Don't free data references.
23114 (distribute_loop): Compute global variable for data references.
23115 Bail out if there are too many data references.
23117 2017-07-05 Bin Cheng <bin.cheng@arm.com>
23119 * tree-loop-distribution.c (loop_nest): New global var.
23120 (build_rdg): Use loop directly, rather than loop nest.
23121 (pg_add_dependence_edges): Remove loop nest parameter. Use global
23123 (distribute_loop): Compute global variable loop nest. Update use.
23125 2017-07-05 Bin Cheng <bin.cheng@arm.com>
23127 * tree-loop-distribution.c (enum fuse_type, fuse_message): New.
23128 (partition_merge_into): New parameter. Dump reason for fusion.
23129 (distribute_loop): Update use of partition_merge_into.
23131 2017-07-05 Bin Cheng <bin.cheng@arm.com>
23133 * tree-loop-distribution.c (bb_top_order_index): New.
23134 (bb_top_order_index_size, bb_top_order_cmp): New.
23135 (stmts_from_loop): Use topological order.
23136 (pass_loop_distribution::execute): Compute and release topological
23137 order for basic blocks.
23139 2017-07-05 Bin Cheng <bin.cheng@arm.com>
23141 * tree-loop-distribution.c (pass_loop_distribution::execute): Skip
23144 2017-07-05 Bin Cheng <bin.cheng@arm.com>
23146 * cfgloop.h (struct loop): Add comment. New field orig_loop_num.
23147 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Comment change.
23148 * internal-fn.c (expand_LOOP_DIST_ALIAS): New function.
23149 * internal-fn.def (LOOP_DIST_ALIAS): New.
23150 * tree-vectorizer.c (fold_loop_vectorized_call): Rename to ...
23151 (fold_loop_internal_call): ... this.
23152 (vect_loop_dist_alias_call): New function.
23153 (set_uid_loop_bbs): Call fold_loop_internal_call.
23154 (vectorize_loops): Fold IFN_LOOP_VECTORIZED and IFN_LOOP_DIST_ALIAS
23157 2017-07-04 Uros Bizjak <ubizjak@gmail.com>
23160 * config/i386/i386.md (setcc + movzbl/and to xor + setcc peepholes):
23161 Require dead FLAGS_REG at the beginning of a peephole.
23163 2017-07-04 Uros Bizjak <ubizjak@gmail.com>
23166 * config/i386/adxintrin.h (_subborrow_u32): Swap _X and _Y
23167 arguments in the call to __builtin_ia32_sbb_u32.
23168 (_subborrow_u64): Swap _X and _Y arguments in the call to
23169 __builtin_ia32_sbb_u64.
23171 2017-07-04 Jakub Jelinek <jakub@redhat.com>
23174 * tree-vrp.c (compare_assert_loc): Turn into a function template
23175 with stable template parameter. Only test if a->e is NULL,
23176 !a->e == !b->e has been verified already. Use e == NULL or
23177 e != NULL instead of e or ! e tests. If stable is true, don't use
23178 iterative_hash_expr, on the other side allow a or b or both NULL
23179 and sort the NULLs last.
23180 (process_assert_insertions): Sort using compare_assert_loc<false>
23181 instead of compare_assert_loc, later sort using
23182 compare_assert_loc<true> before calling process_assert_insertions_for
23183 in a loop. Use break instead of continue once seen NULL pointer.
23185 2017-07-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23187 * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
23188 Cortex-R7 and Cortex-R8 processors.
23190 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
23192 * ipa-utils.c (ipa_merge_profiles): Fix merging when dst is
23193 uninitialized while src is not.
23195 2017-07-04 Richard Earnshaw <rearnsha@arm.com>
23197 * common/config/arm/arm-common.c: Adjust include path for
23199 * config/arm/t-arm (TM_H): Adjust path for arm-cpu.h.
23200 (arm-cpu.h): Create in build directory. Adjust dependency rules.
23201 (arm-cpu-data.h): Likewise.
23202 (arm-cpu-cdata.h): Likewise.
23203 * config/arm/arm-cpu.h: Delete.
23204 * config/arm/arm-cpu-cdata.h: Delete.
23205 * config/arm/arm-cpu-data.h: Delete.
23207 2017-07-04 James Greenhalgh <james.greenhalgh@arm.com>
23209 * config/arm/arm-cpus.in (cortex-a55): New.
23210 (cortex-a75): Likewise.
23211 (cortex-a75.cortex-a55): Likewise.
23212 * config/arm/driver-arm.c (arm_cpu_table): Add cortex-a55 and
23214 * doc/invoke.texi (-mcpu): Document cortex-a55 and cortex-a75.
23215 * config/arm/arm-cpu-cdata.h: Regenerate.
23216 * config/arm/arm-cpu-data.h: Regenerate.
23217 * config/arm/arm-cpu.h: Regenerate.
23218 * config/arm/arm-tables.opt: Regenerate.
23219 * config/arm/arm-tune.md: Regenerate.
23221 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
23223 * haifa-sched.c (sched_create_recovery_edges): Update profile.
23225 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
23227 * bb-reorder.c (better_edge_p): Fix handling of uninitialized
23230 2017-07-04 Richard Sandiford <richard.sandiford@linaro.org>
23232 PR tree-optimization/81292
23233 * tree-ssa-strlen.c (handle_builtin_strlen): When setting
23234 full_string_p, also call adjust_related_strinfos if the adjustment
23235 is simple, otherwise invalidate related strinfos.
23237 2017-07-04 Martin Liska <mliska@suse.cz>
23240 * sanopt.c (sanitize_rewrite_addressable_params): Mark the
23241 newly created variable as DECL_IGNORED_P.
23243 2017-07-04 Martin Liska <mliska@suse.cz>
23246 * ipa-inline.c (inline_small_functions):
23247 Use xstrdup_for_dump.
23249 2017-07-04 Tom de Vries <tom@codesourcery.com>
23251 * graph.c (draw_cfg_edges): Save and restore EDGE_DFS_BACK.
23253 2017-07-03 Dominique d'Humieres <dominiq@lps.ens.fr>
23256 * config/darwin.c (darwin_function_switched_text_sections):
23259 2017-07-03 Jan Hubicka <hubicka@ucw.cz>
23261 * tree-vect-loop-manip.c (vect_do_peeling): Fix scaling up.
23263 2017-07-03 Richard Earnshaw <rearnsha@arm.com>
23265 * doc/invoke.texi (ARM Options): Add -mbe8 and -mbe32 to option summary.
23267 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23269 * tree-vect-loop.c (vect_analyze_loop_2): Treat min_scalar_loop_bound,
23270 min_profitable_iters, and th as inclusive lower bounds.
23271 Fix LOOP_VINFO_PEELING_FOR_GAPS condition.
23272 (vect_estimate_min_profitable_iters): Return inclusive lower bounds
23273 for min_profitable_iters and min_profitable_estimate.
23274 (vect_transform_loop): Treat th as an inclusive lower bound.
23275 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
23277 2017-07-03 Dominique d'Humieres <dominiq@lps.ens.fr>
23280 * config/darwin.c (darwin_function_switched_text_sections):
23281 Replace DECL_NAME with DECL_ASSEMBLER_NAME, split assemble_name_raw
23282 in two pieces, and suppress the use of buf.
23284 2017-07-03 Nathan Sidwell <nathan@acm.org>
23286 * hash-table.h (hash_table_mod1): Fix indentation.
23288 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23290 PR middle-end/81290
23291 * predict.c (force_edge_cold): Be more careful about propagation
23293 * profile-count.h (profile_probability::guessed,
23294 profile_probability::fdo, profile_count::guessed, profile_count::fdo):
23296 * tree-ssa-threadupdate.c (recompute_probabilities): Result is guessed.
23298 2017-07-03 James Greenhalgh <james.greenhalgh@arm.com>
23300 * doc/invoke.texi (rcpc architecture extension): Document it.
23302 2017-07-03 Richard Biener <rguenther@suse.de>
23304 PR tree-optimization/60510
23305 * tree-vect-loop.c (vect_create_epilog_for_reduction): Pass in
23306 the scalar reduction PHI and use it.
23307 (vectorizable_reduction): Properly guard the single_defuse_cycle
23308 path for non-SLP reduction chains where we cannot use it.
23309 Rework reduc_def/index and vector type deduction. Rework
23310 vector operand gathering during reduction op code-gen.
23311 * tree-vect-slp.c (vect_analyze_slp): For failed SLP reduction
23312 chains dissolve the chain and leave it to non-SLP reduction
23315 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23317 * tree-data-ref.h (dr_alignment): Declare.
23318 * tree-data-ref.c (dr_alignment): New function.
23319 * tree-vectorizer.h (dataref_aux): Remove base_element_aligned.
23320 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Don't
23322 * tree-vect-stmts.c (vectorizable_store): Use dr_alignment.
23324 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23326 * tree-data-ref.h (innermost_loop_behavior): Add base_alignment
23327 and base_misalignment fields.
23328 (DR_BASE_ALIGNMENT, DR_BASE_MISALIGNMENT): New macros.
23329 * tree-data-ref.c: Include builtins.h.
23330 (dr_analyze_innermost): Set up the new innmost_loop_behavior fields.
23331 * tree-vectorizer.h (STMT_VINFO_DR_BASE_ALIGNMENT): New macro.
23332 (STMT_VINFO_DR_BASE_MISALIGNMENT): Likewise.
23333 * tree-vect-data-refs.c: Include tree-cfg.h.
23334 (vect_compute_data_ref_alignment): Use the new innermost_loop_behavior
23335 fields instead of calculating an alignment here.
23336 (vect_analyze_data_refs): Use dr_analyze_innermost. Dump the new
23337 innermost_loop_behavior fields.
23339 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23341 * tree-data-ref.h (innermost_loop_behavior): Add a step_alignment
23343 (DR_STEP_ALIGNMENT): New macro.
23344 * tree-vectorizer.h (STMT_VINFO_DR_STEP_ALIGNMENT): Likewise.
23345 * tree-data-ref.c (dr_analyze_innermost): Initalize step_alignment.
23346 (create_data_ref): Print it.
23347 * tree-vect-stmts.c (vectorizable_load): Use the step alignment
23348 to tell whether the step preserves vector (mis)alignment.
23349 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
23350 Move the check for an integer step and generalise to all INTEGER_CST.
23351 (vect_analyze_data_refs): Set DR_STEP_ALIGNMENT when setting DR_STEP.
23352 Print the outer step alignment.
23354 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23356 * tree-data-ref.h (innermost_loop_behavior): Replace aligned_to
23357 with offset_alignment.
23358 (DR_ALIGNED_TO): Delete.
23359 (DR_OFFSET_ALIGNMENT): New macro.
23360 * tree-vectorizer.h (STMT_VINFO_DR_ALIGNED_TO): Delete.
23361 (STMT_VINFO_DR_OFFSET_ALIGNMENT): New macro.
23362 * tree-data-ref.c (dr_analyze_innermost): Update after above changes.
23363 (create_data_ref): Likewise.
23364 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
23365 (vect_analyze_data_refs): Likewise.
23366 * tree-if-conv.c (if_convertible_loop_p_1): Use memset before
23367 creating dummy innermost behavior.
23369 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23371 * tree-data-ref.h (dr_analyze_innermost): Replace the dr argument
23372 with a "innermost_loop_behavior *" and refeence tree.
23373 * tree-data-ref.c (dr_analyze_innermost): Likewise.
23374 (create_data_ref): Update call accordingly.
23375 * tree-predcom.c (find_looparound_phi): Likewise.
23377 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23379 * tree-vectorizer.h (_stmt_vec_info): Replace individual dr_*
23380 fields with dr_wrt_vec_loop.
23381 (STMT_VINFO_DR_BASE_ADDRESS, STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET)
23382 (STMT_VINFO_DR_STEP, STMT_VINFO_DR_ALIGNED_TO): Update accordingly.
23383 (STMT_VINFO_DR_WRT_VEC_LOOP): New macro.
23384 (vect_dr_behavior): New function.
23385 (vect_create_addr_base_for_vector_ref): Remove loop parameter.
23386 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
23387 vect_dr_behavior. Use a step_preserves_misalignment_p boolean to
23388 track whether the step preserves the misalignment.
23389 (vect_create_addr_base_for_vector_ref): Remove loop parameter.
23390 Use vect_dr_behavior.
23391 (vect_setup_realignment): Update call accordingly.
23392 (vect_create_data_ref_ptr): Likewise. Use vect_dr_behavior.
23393 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Update
23394 call to vect_create_addr_base_for_vector_ref.
23395 (vect_create_cond_for_align_checks): Likewise.
23396 * tree-vect-patterns.c (vect_recog_bool_pattern): Copy
23397 STMT_VINFO_DR_WRT_VEC_LOOP as a block.
23398 (vect_recog_mask_conversion_pattern): Likewise.
23399 * tree-vect-stmts.c (compare_step_with_zero): Use vect_dr_behavior.
23400 (new_stmt_vec_info): Remove redundant zeroing.
23402 2017-07-03 Richard Earnshaw <rearnsha@arm.com>
23404 * common/config/arm/arm-common.c (arm_be8_option): New function.
23405 * config/arm/arm-isa.h (isa_feature): Add new feature bit isa_bit_be8.
23406 (ISA_ARMv6): Add isa_bit_be8.
23407 * config/arm/arm.h (arm_be8_option): Add prototype.
23408 (BE8_SPEC_FUNCTION): New define.
23409 (EXTRA_SPEC_FUNCTIONS): Add BE8_SPEC_FUNCTION.
23410 * config/arm/arm.opt (mbig-endian): Mark as Negative of mlittle-endian.
23411 (mlittle-endian): Similarly.
23412 (mbe8, mbe32): New options.
23413 * config/arm/bpabi.h (BE8_LINK_SPEC): Call arm_be8_option.
23414 * doc/invoke.texi (ARM Options): Document -mbe8 and -mbe32.
23416 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23418 * tree-cfg.c (gimple_find_sub_bbs): Fix profile updating.
23420 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23422 * tree-cfgcleanup.c (want_merge_blocks_p): New function.
23423 (cleanup_tree_cfg_bb): Use it.
23424 * profile-count.h (profile_count::of_for_merging, profile_count::merge):
23426 * tree-cfg.c (gimple_merge_blocks): Use profile_count::merge.
23428 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23431 * loop-doloop.c (add_test): Update profile.
23433 2017-07-03 Martin Liska <mliska@suse.cz>
23436 * sanopt.c (rewrite_usage_of_param): New function.
23437 (sanitize_rewrite_addressable_params): Likewise.
23438 (pass_sanopt::execute): Call rewrite_usage_of_param.
23440 2017-07-03 Richard Biener <rguenther@suse.de>
23442 * tree-vect-loop.c (vect_create_epilog_for_reduction): Revert
23443 back to using VIEW_CONVERT_EXPR.
23445 2017-07-03 Martin Liska <mliska@suse.cz>
23448 * doc/extend.texi: Document when a resolver function is
23449 generated for target_clones.
23451 2017-07-03 Martin Liska <mliska@suse.cz>
23453 * asan.c (asan_emit_stack_protection): Unpoison just red zones
23454 and shadow memory of auto variables which are subject of
23455 use-after-scope sanitization.
23456 (asan_expand_mark_ifn): Add do set only when is_poison.
23458 2016-07-03 Richard Biener <rguenther@suse.de>
23460 * tree-vect-loop.c (vect_analyze_loop_operations): Also analyze
23462 (vect_force_simple_reduction): Record reduction def -> phi mapping.
23463 (vectorizable_reduction): Perform reduction PHI creation when
23464 visiting a reduction PHI and adjust and simplify code generation
23465 phase of the reduction op. Cache dts, use fold_binary, not fold_build2.
23466 (vect_transform_loop): Visit reduction PHIs.
23467 * tree-vect-slp.c (vect_get_and_check_slp_defs): Record reduction
23468 defs into the SLP tree.
23469 (vect_build_slp_tree): Reduction defs terminate the recursion.
23470 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): Allow lookup
23472 (vect_get_vec_defs_for_stmt_copy): Export.
23473 (vect_get_vec_defs): Likewise.
23474 * tree-vectorizer.h (struct _stmt_vec_info): Amend reduc_def
23476 (vect_get_vec_defs_for_stmt_copy): Declare.
23477 (vect_get_vec_defs): Likewise.
23479 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
23481 * tree-data-ref.c (dr_analyze_innermost): Replace the "nest"
23482 parameter with a "loop" parameter and use it instead of the
23483 loop containing DR_STMT. Don't check simple_iv when doing
23484 BB analysis. Describe the two analysis modes in the comment.
23486 2017-07-03 Tom de Vries <tom@codesourcery.com>
23488 PR tree-optimization/69468
23489 * tree-ssa-tail-merge.c (ignore_edge_flags): New constant.
23490 (find_same_succ_bb): Handle ignore_edge_flags.
23492 2017-07-03 Tom de Vries <tom@codesourcery.com>
23494 PR tree-optimization/81192
23495 * tree-ssa-tail-merge.c (same_succ_hash): Use bb->loop_father->num in
23497 (same_succ::equal): Don't find bbs to be equal if bb->loop_father
23499 (find_same_succ_bb): Remove obsolete test on bb->loop_father->latch.
23501 2017-07-03 Tom de Vries <tom@codesourcery.com>
23503 PR tree-optimization/81192
23504 * tree-ssa-tail-merge.c (same_succ_flush_bb): Handle
23505 BB_SAME_SUCC (bb) == NULL.
23507 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23509 * cfgrtl.c (rtl_verify_edges): Enable checking of profile_probability
23512 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23514 * dumpfile.c: Include profile-count.h
23515 * tree-cfg.c (gimple_duplicate_sese_tail): Drop UNUSED attributes;
23517 (insert_cond_bb): Update profile.
23518 * tree-cfg.h (insert_cond_bb): Update prototype.
23519 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Update.
23520 * tree-dump.c: Do not include tree-cfg.
23522 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23524 * bb-reorder.c (fix_up_crossing_landing_pad): Update profile.
23526 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23528 * expect.c (dw2_build_landing_pads): Update profile of the landing pad
23531 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
23533 * tree-complex.c (expand_complex_div_wide): update profile.
23535 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
23536 Alan Hayward <alan.hayward@arm.com>
23537 David Sherwood <david.sherwood@arm.com>
23539 * Makefile.in (MACHMODE_H): Remove insn-modes.h
23540 (CORETYPES_H): New define.
23541 (MOSTLYCLEANFILES): Add insn-modes-inline.h.
23542 (insn-modes-inline.h, s-modes-inline-h): New rules.
23543 (generated_files): Add insn-modes-inline.h.
23544 (RTL_BASE_H, TREE_CORE_H): Use CORETYPES_H instead of coretypes.h.
23545 (build/gensupport.o, build/ggc-none.o, build/print-rtl.o): Likewise.
23546 (build/read-md.o, build/read-rtl.o, build/rtl.o): Likewise.
23547 (build/vec.o, build/hash-table.o, build/inchash.o): Likewise.
23548 (build/gencondmd.o, build/genattr.o, build/genattr-common.o): Likewise.
23549 (build/genattrtab.o, build/genautomata.o, build/gencheck.o): Likewise.
23550 (build/gencodes.o, build/genconditions.o): Likewise.
23551 (build/genconfig.o, build/genconstants.o, build/genemit.o): Likewise.
23552 (build/genenums.o, build/genextract.o, build/genflags.o): Likewise.
23553 (build/gentarget-def.o, build/genmddeps.o, build/genopinit.o)
23554 (build/genoutput.o, build/genpeep.o, build/genpreds.o): Likewise.
23555 (build/genrecog.o, build/genmddump.o, build/genmatch.o): Likewise.
23556 (build/gencfn-macros.o, build/gcov-iov.o): Likewise.
23557 * coretypes.h: Include everything up to real.h for generators.
23558 Include insn-modes.h first. Include wide-int-print.h after
23559 wide-int.h. Include insn-modes-inline.h and then machmode.h.
23560 * machmode.h: Don't include insn-modes.h here.
23561 * function-tests.c: Remove includes of signop.h, machmode.h,
23562 double-int.h and wide-int.h.
23564 * gcc-rich-location.c: Remove includes of machmode.h, double-int.h
23566 * optc-save-gen.awk: Likewise.
23567 * gencheck.c (BITS_PER_UNIT): Delete dummy definition.
23568 * godump.c: Remove include of wide-int-print.h.
23569 * pretty-print.h: Likewise.
23570 * wide-int-print.cc: Likewise.
23571 * wide-int.cc: Likewise.
23572 * hash-map-tests.c: Remove include of signop.h.
23573 * hash-set-tests.c: Likewise.
23574 * rtl-tests.c: Likewise.
23575 * mkconfig.sh: Remove include of machmode.h.
23576 * genmodes.c (emit_insn_modes_h): Split emission of inline functions
23578 (emit_insn_modes_inline_h): ...this new function. Emit the code
23579 into an insn-modes-inline.h header file, adding appropriate
23580 include guards and end comments.
23581 (emit_insn_modes_c_header): Remove include of machmode.h.
23582 (emit_min_insn_modes_c_header): Include coretypes.h rather than
23584 (main): Handle -i flag and call emit_insn_modes_inline_h when
23587 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
23589 * tree-ssa-strlen.c (strinfo): Rename the length field to
23590 nonzero_chars. Add a full_string_p field.
23591 (compare_nonzero_chars, zero_length_string_p): New functions.
23592 (get_addr_stridx): Add an offset_out parameter.
23593 Use compare_nonzero_chars.
23594 (get_stridx): Update accordingly. Use compare_nonzero_chars.
23595 (new_strinfo): Update after above changes to strinfo.
23596 (set_endptr_and_length): Set full_string_p.
23597 (get_string_length): Update after above changes to strinfo.
23598 (unshare_strinfo): Update call to new_strinfo.
23599 (maybe_invalidate): Likewise.
23600 (get_stridx_plus_constant): Change off to unsigned HOST_WIDE_INT.
23601 Use compare_nonzero_chars and zero_string_p. Treat nonzero_chars
23602 as a uhwi instead of an shwi. Update after above changes to
23603 strinfo and new_strinfo.
23604 (zero_length_string): Assert that chainsi contains full strings.
23605 Use zero_length_string_p. Update call to new_strinfo.
23606 (adjust_related_strinfos): Update after above changes to strinfo.
23607 Copy full_string_p from origsi.
23608 (adjust_last_stmt): Use zero_length_string_p.
23609 (handle_builtin_strlen): Update after above changes to strinfo and
23610 new_strinfo. Install the lhs as the string length if the previous
23611 entry didn't describe a full string.
23612 (handle_builtin_strchr): Update after above changes to strinfo
23614 (handle_builtin_strcpy): Likewise.
23615 (handle_builtin_strcat): Likewise.
23616 (handle_builtin_malloc): Likewise.
23617 (handle_pointer_plus): Likewise.
23618 (handle_builtin_memcpy): Likewise. Track nonzero characters
23619 that aren't necessarily followed by a nul terminator.
23620 (handle_char_store): Likewise.
23622 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
23624 PR tree-optimization/80769
23625 * tree-ssa-strlen.c (strinfo): Document that "stmt" is also used
23626 for malloc and calloc. Document the new invariant that all related
23627 strinfos have delayed lengths or none do.
23628 (verify_related_strinfos): Move earlier in file.
23629 (set_endptr_and_length): New function, split out from...
23630 (get_string_length): ...here. Also set the lengths of related
23632 (zero_length_string): Assert that chainsi has known (rather than
23634 (adjust_related_strinfos): Likewise.
23636 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
23638 PR tree-optimization/81136
23639 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Only
23640 assert that two references with the same misalignment have the same
23641 compile-time misalignment if those compile-time misalignments
23644 2017-07-01 Andi Kleen <ak@linux.intel.com>
23646 * print-tree.c (print_node): Print all attributes.
23648 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
23650 * cfg.c (scale_bbs_frequencies): New function.
23651 * cfg.h (scale_bbs_frequencies): Declare it.
23652 * cfgloopanal.c (single_likely_exit): Cleanup.
23653 * cfgloopmanip.c (scale_loop_frequencies): Take profile_probability
23655 (scale_loop_profile): Likewise.
23656 (loop_version): Likewise.
23657 (create_empty_loop_on_edge): Update.
23658 * cfgloopmanip.h (scale_loop_frequencies, scale_loop_profile,
23659 scale_loop_frequencies, scale_loop_profile, loopify,
23660 loop_version): Update prototypes.
23661 * modulo-sched.c (sms_schedule): Update.
23662 * predict.c (unlikely_executed_edge_p): Also check probability.
23663 (probably_never_executed_edge_p): Fix typo.
23664 * tree-if-conv.c (version_loop_for_if_conversion): Update.
23665 * tree-parloops.c (gen_parallel_loop): Update.
23666 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update.
23667 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
23668 * tree-ssa-loop-split.c (split_loop): Update.
23669 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
23670 * tree-vect-loop-manip.c (vect_do_peeling): Update.
23671 (vect_loop_versioning): Update.
23672 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
23674 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
23676 * trans-mem.c (split_bb_make_tm_edge): Update profile.
23678 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
23680 * tree-if-conv.c (combine_blocks): Use make_single_succ_edge
23681 to keep profile consistent.
23683 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
23685 * cfgrtl.c (rtl_flow_call_edges_add): Update profile.
23686 * tree-cfg.c (gimple_flow_call_edges_add): Likewise.
23687 * profile-count.h (max_safe_multiplier): Make unsigned.
23688 (profile_count::guessed_zero): New.
23690 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
23692 * bb-reorder.c (fix_up_crossing_landing_pad,
23693 fix_crossing_conditional_branches): Use make_single_succ_edge
23694 to keep profile consistent.
23696 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
23698 * tree-vect-loop.c (optimize_mask_stores): Use make_single_succ_edge
23701 2017-07-01 Jakub Jelinek <jakub@redhat.com>
23704 * bb-reorder.c (fix_up_fall_thru_edges): Move variable declarations to
23705 the right scopes, make sure cond_jump isn't preserved between multiple
23706 iterations. Search for fallthru edge whenever there are 3+ edges and
23707 use find_fallthru_edge for it.
23709 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
23711 Patch by Alexander Monakov <amonakov@ispras.ru>
23712 * sel-sched-ir.c (compute_succs_info): Handle uninitialized
23713 probabilities consistently.
23715 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
23717 * pa.c (pa_expand_compare_and_swap_loop): Update call of
23718 emit_cmp_and_jump_insns.
23720 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
23723 * tree-inline.c (expand_call_inline): Combine profile statuses.
23725 2017-06-30 Andrew Pinski <apinski@cavium.com>
23727 * tree-if-conv.c (predicate_scalar_phi): Update new_stmt if
23728 fold_stmt returned true.
23730 2017-06-30 Nathan Sidwell <nathan@acm.org>
23732 * ggc.h (empty_string): Delete.
23733 * cfgexpand.c (expand_asm_stmt): Use plain "".
23734 * optabs.c (expand_asm_memory_barrier): Likewise.
23735 * stringpool.c (empty_string): Delete.
23736 (digit_vector, digit_string): Delete.
23737 (ggc_alloc_string): Use plain "", don't optimize single digit
23738 strings. Use ggc_alloc_atomic.
23740 2017-06-30 Richard Earnshaw <rearnsha@arm.com>
23742 * rtlanal.c (insn_rtx_cost): If a parallel contains exactly one
23743 comparison set and one other set, use the cost of the non-comparison
23746 2017-06-30 Nathan Sidwell <nathan@acm.org>
23748 * ggc.h: Replace all 'static inline' with plain 'inline'. Fix
23751 2017-06-30 Peter Bergner <bergner@vnet.ibm.com>
23753 * tree-cfg.c (group_case_labels_stmt): Merge scanning and compressing
23754 loops. Remove now unneeded calls to gimple_switch_set_label() that
23755 just set removed labels to NULL_TREE.
23757 2017-06-30 Aldy Hernandez <aldyh@redhat.com>
23759 * tree-ssanames.c (set_range_info_raw): Abstract from ...
23760 (set_range_info): ...here. Only call set_range_info_raw if domain
23762 (set_nonzero_bits): Call set_range_info_raw.
23763 * tree-ssanames.h (set_range_info_raw): New.
23765 2017-06-30 Jakub Jelinek <jakub@redhat.com>
23768 * config/i386/sse.md (vec_extract_lo_<mode><mask_name>): For V8FI,
23769 V16FI and VI8F_256 iterators, use <store_mask_predicate> instead
23770 of nonimmediate_operand and <store_mask_constraint> instead of m
23771 for the input operand. For V8FI iterator, always split if input
23772 is a MEM. For V16FI and V8SF_256 iterators, don't test if both
23773 operands are MEM if <mask_applied>. For VI4F_256 iterator, use
23774 <store_mask_predicate> instead of register_operand and
23775 <store_mask_constraint> instead of v for the input operand. Make
23776 sure both operands aren't MEMs for if not <mask_applied>.
23778 2017-06-30 Sylvestre Ledru <sylvestre@debian.org>
23780 * lto-wrapper.c (copy_file) Close both file descriptors before
23783 2017-06-30 Martin Liska <mliska@suse.cz>
23786 * multiple_target.c (create_dispatcher_calls): Make ifunc
23787 also for function that don't have calls or are not referenced.
23789 2017-06-30 Richard Biener <rguenther@suse.de>
23791 * tree-vect-slp.c (vect_slp_analyze_node_operations): Only
23792 analyze the first scalar stmt. Move vector type computation
23793 for the BB case here from ...
23794 * tree-vect-stmts.c (vect_analyze_stmt): ... here. Guard
23795 live operation processing in the SLP case properly.
23797 2017-06-30 Richard Biener <rguenther@suse.de>
23799 * graph.c (draw_cfg_node_succ_edges): Fix broken dot syntax.
23801 2017-06-30 Martin Liska <mliska@suse.cz>
23804 * tree-eh.c (lower_resx): Call BUILT_IN_ASAN_HANDLE_NO_RETURN
23805 before BUILT_IN_UNWIND_RESUME when ASAN is used.
23807 2017-06-30 Yvan Roux <yvan.roux@linaro.org>
23809 * doc/invoke.texi (AArch64): Add missing options and remove redundant
23812 2017-06-30 Richard Biener <rguenther@suse.de>
23814 PR tree-optimization/81249
23815 * tree-vect-loop.c (vect_create_epilog_for_reduction): Convert
23816 condition reduction result to original scalar type.
23818 2017-06-30 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23820 * profile-count.h (enum profile_quality): Fix typos and whitespace
23823 2017-06-30 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23825 * config/s390/s390.c (s390_expand_setmem): Adjust to the new data
23826 type for branch probabilities.
23828 2017-06-29 Julian Brown <julian@codesourcery.com>
23829 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
23831 * config/aarch64/aarch64-fusion-pairs.def: Add ALU_BRANCH entry.
23832 * config/aarch64/aarch64.c (AARCH64_FUSE_ALU_BRANCH): New fusion type.
23833 (thunderx2t99_tunings): Set AARCH64_FUSE_ALU_BRANCH flag.
23834 (aarch_macro_fusion_pair_p): Add support for AARCH64_FUSE_ALU_BRANCH.
23836 2017-06-29 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
23838 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Push the
23839 check for CC usage into AARCH64_FUSE_CMP_BRANCH.
23840 * config/i386/i386.c (ix86_macro_fusion_pair_p): Push the check for
23841 CC usage from generic code to here.
23842 * sched-deps.c (sched_macro_fuse_insns): Move the condition for
23843 CC usage into the target macros.
23845 2017-06-29 Maya Rashish <coypu@sdf.org>
23847 * config/netbsd.h (NETBSD_LIB_SPEC): Add -lc when creating shared
23850 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
23852 * arm/arm-builtins.c: Include profile-count.h
23853 * except.c (sjlj_emit_function_enter): Use
23854 profile_probability::unlikely.
23856 2017-06-29 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23858 * config/rs6000/rs6000.c (toc_relative_expr_p): Make tocrel_base
23859 and tocrel_offset be pointer args rather than implicitly using
23861 (legitimate_constant_pool_address_p, rs6000_emit_move,
23862 const_load_sequence_p, adjust_vperm): Add local tocrel_base and
23863 tocrel_offset and use in toc_relative_expr_p call.
23864 (print_operand, print_operand_address): Use static tocrel_base_oac
23865 and tocrel_offset_oac.
23866 (rs6000_output_addr_const_extra): Use static tocrel_base_oac and
23869 2017-06-29 Maya Rashish <coypu@sdf.org>
23871 * config/vax/builtins.md (ffssi2_internal): Correct constraint.
23873 2017-06-29 Eric Botcazou <ebotcazou@adacore.com>
23875 * expr.c (expand_expr) <normal_inner_ref>: When testing for unaligned
23876 objects, take into account only the alignment of 'op0' and 'mode1' if
23879 2017-06-29 Steve Ellcey <sellcey@cavium.com>
23881 * ccmp.c (ccmp_tree_comparison_p): New function.
23882 (ccmp_candidate_p): Update to use above function.
23883 (get_compare_parts): New function.
23884 (expand_ccmp_next): Update to use new functions.
23885 (expand_ccmp_expr_1): Take tree arg instead of gimple, update to use
23887 (expand_ccmp_expr): Pass tree instead of gimple to expand_ccmp_expr_1,
23888 take mode as argument.
23889 * ccmp.h (expand_ccmp_expr): Add mode as argument.
23890 * expr.c (expand_expr_real_1): Pass mode as argument.
23892 2017-06-29 Segher Boessenkool <segher@kernel.crashing.org>
23894 * combine.c (combine_instructions): Print insns to dump_file, together
23897 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
23899 * asan.c (asan_emit_stack_protection): Update.
23900 (create_cond_insert_point): Update.
23901 * auto-profile.c (afdo_propagate_circuit): Update.
23902 * basic-block.h (struct edge_def): Turn probability to
23903 profile_probability.
23904 (EDGE_FREQUENCY): Update.
23905 * bb-reorder.c (find_traces_1_round): Update.
23906 (better_edge_p): Update.
23907 (sanitize_hot_paths): Update.
23908 * cfg.c (unchecked_make_edge): Initialize probability to uninitialized.
23909 (make_single_succ_edge): Update.
23910 (check_bb_profile): Update.
23911 (dump_edge_info): Update.
23912 (update_bb_profile_for_threading): Update.
23913 * cfganal.c (connect_infinite_loops_to_exit): Initialize new edge
23914 probabilitycount to 0.
23915 * cfgbuild.c (compute_outgoing_frequencies): Update.
23916 * cfgcleanup.c (try_forward_edges): Update.
23917 (outgoing_edges_match): Update.
23918 (try_crossjump_to_edge): Update.
23919 * cfgexpand.c (expand_gimple_cond): Update make_single_succ_edge.
23920 (expand_gimple_tailcall): Update.
23921 (construct_init_block): Use make_single_succ_edge.
23922 (construct_exit_block): Use make_single_succ_edge.
23923 * cfghooks.c (verify_flow_info): Update.
23924 (redirect_edge_succ_nodup): Update.
23925 (split_edge): Update.
23926 (account_profile_record): Update.
23927 * cfgloopanal.c (single_likely_exit): Update.
23928 * cfgloopmanip.c (scale_loop_profile): Update.
23929 (set_zero_probability): Remove.
23930 (duplicate_loop_to_header_edge): Update.
23931 * cfgloopmanip.h (loop_version): Update prototype.
23932 * cfgrtl.c (try_redirect_by_replacing_jump): Update.
23933 (force_nonfallthru_and_redirect): Update.
23934 (update_br_prob_note): Update.
23935 (rtl_verify_edges): Update.
23936 (purge_dead_edges): Update.
23937 (rtl_lv_add_condition_to_bb): Update.
23938 * cgraph.c: (cgraph_edge::redirect_call_stmt_to_calle): Update.
23939 * cgraphunit.c (init_lowered_empty_function): Update.
23940 (cgraph_node::expand_thunk): Update.
23941 * cilk-common.c: Include profile-count.h
23942 * dojump.c (inv): Remove.
23943 (jumpifnot): Update.
23944 (jumpifnot_1): Update.
23945 (do_jump_1): Update.
23947 (do_jump_by_parts_greater_rtx): Update.
23948 (do_compare_rtx_and_jump): Update.
23949 * dojump.h (jumpifnot, jumpifnot_1, jumpif_1, jumpif, do_jump,
23950 do_jump_1. do_compare_rtx_and_jump): Update prototype.
23951 * dwarf2cfi.c: Include profile-count.h
23952 * except.c (dw2_build_landing_pads): Use make_single_succ_edge.
23953 (sjlj_emit_dispatch_table): Likewise.
23954 * explow.c: Include profile-count.h
23955 * expmed.c (emit_store_flag_force): Update.
23956 (do_cmp_and_jump): Update.
23957 * expr.c (compare_by_pieces_d::generate): Update.
23958 (compare_by_pieces_d::finish_mode): Update.
23959 (emit_block_move_via_loop): Update.
23960 (store_expr_with_bounds): Update.
23961 (store_constructor): Update.
23962 (expand_expr_real_2): Update.
23963 (expand_expr_real_1): Update.
23964 * expr.h (try_casesi, try_tablejump): Update prototypes.
23965 * gimple-pretty-print.c (dump_probability): Update.
23966 (dump_profile): New.
23967 (dump_gimple_label): Update.
23968 (dump_gimple_bb_header): Update.
23969 * graph.c (draw_cfg_node_succ_edges): Update.
23970 * hsa-gen.c (convert_switch_statements): Update.
23971 * ifcvt.c (cheap_bb_rtx_cost_p): Update.
23972 (find_if_case_1): Update.
23973 (find_if_case_2): Update.
23974 * internal-fn.c (expand_arith_overflow_result_store): Update.
23975 (expand_addsub_overflow): Update.
23976 (expand_neg_overflow): Update.
23977 (expand_mul_overflow): Update.
23978 (expand_vector_ubsan_overflow): Update.
23979 * ipa-cp.c (good_cloning_opportunity_p): Update.
23980 * ipa-split.c (split_function): Use make_single_succ_edge.
23981 * ipa-utils.c (ipa_merge_profiles): Update.
23982 * loop-doloop.c (add_test): Update.
23983 (doloop_modify): Update.
23984 * loop-unroll.c (compare_and_jump_seq): Update.
23985 (unroll_loop_runtime_iterations): Update.
23986 * lra-constraints.c (lra_inheritance): Update.
23987 * lto-streamer-in.c (input_cfg): Update.
23988 * lto-streamer-out.c (output_cfg): Update.
23989 * mcf.c (adjust_cfg_counts): Update.
23990 * modulo-sched.c (sms_schedule): Update.
23991 * omp-expand.c (expand_omp_for_init_counts): Update.
23992 (extract_omp_for_update_vars): Update.
23993 (expand_omp_ordered_sink): Update.
23994 (expand_omp_for_ordered_loops): Update.
23995 (expand_omp_for_generic): Update.
23996 (expand_omp_for_static_nochunk): Update.
23997 (expand_omp_for_static_chunk): Update.
23998 (expand_cilk_for): Update.
23999 (expand_omp_simd): Update.
24000 (expand_omp_taskloop_for_outer): Update.
24001 (expand_omp_taskloop_for_inner): Update.
24002 * omp-simd-clone.c (simd_clone_adjust): Update.
24003 * optabs.c (expand_doubleword_shift): Update.
24004 (expand_abs): Update.
24005 (emit_cmp_and_jump_insn_1): Update.
24006 (expand_compare_and_swap_loop): Update.
24007 * optabs.h (emit_cmp_and_jump_insns): Update prototype.
24008 * predict.c (predictable_edge_p): Update.
24009 (edge_probability_reliable_p): Update.
24010 (set_even_probabilities): Update.
24011 (combine_predictions_for_insn): Update.
24012 (combine_predictions_for_bb): Update.
24013 (propagate_freq): Update.
24014 (estimate_bb_frequencies): Update.
24015 (force_edge_cold): Update.
24016 * profile-count.c (profile_count::dump): Add missing space into dump.
24017 (profile_count::debug): Add newline.
24018 (profile_count::differs_from_p): Explicitly convert to unsigned.
24019 (profile_count::stream_in): Update.
24020 (profile_probability::dump): New member function.
24021 (profile_probability::debug): New member function.
24022 (profile_probability::differs_from_p): New member function.
24023 (profile_probability::differs_lot_from_p): New member function.
24024 (profile_probability::stream_in): New member function.
24025 (profile_probability::stream_out): New member function.
24026 * profile-count.h (profile_count_quality): Rename to ...
24027 (profile_quality): ... this one.
24028 (profile_probability): New.
24029 (profile_count): Update.
24030 * profile.c (compute_branch_probabilities): Update.
24031 * recog.c (peep2_attempt): Update.
24032 * sched-ebb.c (schedule_ebbs): Update.
24033 * sched-rgn.c (find_single_block_region): Update.
24034 (compute_dom_prob_ps): Update.
24035 (schedule_region): Update.
24036 * sel-sched-ir.c (compute_succs_info): Update.
24037 * stmt.c (struct case_node): Update.
24038 (do_jump_if_equal): Update.
24039 (get_outgoing_edge_probs): Update.
24040 (conditional_probability): Update.
24041 (emit_case_dispatch_table): Update.
24042 (expand_case): Update.
24043 (expand_sjlj_dispatch_table): Update.
24044 (emit_case_nodes): Update.
24045 * targhooks.c: Update.
24046 * tracer.c (better_p): Update.
24047 (find_best_successor): Update.
24048 * trans-mem.c (expand_transaction): Update.
24049 * tree-call-cdce.c: Update.
24050 * tree-cfg.c (gimple_split_edge): Upate.
24051 (move_sese_region_to_fn): Upate.
24052 * tree-cfgcleanup.c (cleanup_control_expr_graph): Upate.
24053 * tree-eh.c (lower_resx): Upate.
24054 (cleanup_empty_eh_move_lp): Upate.
24055 * tree-if-conv.c (version_loop_for_if_conversion): Update.
24056 * tree-inline.c (copy_edges_for_bb): Update.
24057 (copy_cfg_body): Update.
24058 * tree-parloops.c (gen_parallel_loop): Update.
24059 * tree-profile.c (gimple_gen_ic_func_profiler): Update.
24060 (gimple_gen_time_profiler): Update.
24061 * tree-ssa-dce.c (remove_dead_stmt): Update.
24062 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
24063 * tree-ssa-loop-im.c (execute_sm_if_changed): Update.
24064 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update.
24065 (unloop_loops): Update.
24066 (try_peel_loop): Update.
24067 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
24068 * tree-ssa-loop-split.c (connect_loops): Update.
24069 (split_loop): Update.
24070 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
24071 (hoist_guard): Update.
24072 * tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update.
24073 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update.
24074 (value_replacement): Update.
24075 * tree-ssa-reassoc.c (branch_fixup): Update.
24076 * tree-ssa-tail-merge.c (replace_block_by): Update.
24077 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update.
24078 (create_edge_and_update_destination_phis): Update.
24079 (compute_path_counts): Update.
24080 (recompute_probabilities): Update.
24081 (update_joiner_offpath_counts): Update.
24082 (freqs_to_counts_path): Update.
24083 (duplicate_thread_path): Update.
24084 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update.
24085 (struct switch_conv_info): Update.
24086 (gen_inbound_check): Update.
24087 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
24088 (vect_do_peeling): Update.
24089 (vect_loop_versioning): Update.
24090 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
24091 (optimize_mask_stores): Update.
24092 * ubsan.c (ubsan_expand_null_ifn): Update.
24093 * value-prof.c (gimple_divmod_fixed_value): Update.
24094 (gimple_divmod_fixed_value_transform): Update.
24095 (gimple_mod_pow2): Update.
24096 (gimple_mod_pow2_value_transform): Update.
24097 (gimple_mod_subtract): Update.
24098 (gimple_mod_subtract_transform): Update.
24099 (gimple_ic): Update.
24100 (gimple_stringop_fixed_value): Update.
24101 (gimple_stringops_transform): Update.
24102 * value-prof.h: Update.
24104 2017-06-29 Carl Love <cel@us.ibm.com>
24106 * config/rs6000/rs6000-c.c: Add support for built-in functions
24107 vector signed int vec_signed (vector float);
24108 vector signed long long vec_signed (vector double);
24109 vector signed int vec_signed2 (vector double, vector double);
24110 vector signed int vec_signede (vector double);
24111 vector signed int vec_signedo (vector double);
24112 * config/rs6000/rs6000.c (rs6000_generate_vsigned2_code): Add
24113 instruction generator.
24114 * config/rs6000/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
24115 UNSPEC_VSX_VSIGNED2): Add UNSPECS.
24116 (vsx_xvcvspsxws, vsx_xvcvdpuxds_scale, vsx_xvcvspuxws, vsigned2_v2df):
24118 (vsignedo_v2df, vsignede_v2df, vunsigned2_v2df, vunsignedo_v2df,
24119 vunsignede_v2df): Add define_expands.
24120 * config/rs6000/rs6000-builtin.def (VEC_SIGNED, VEC_UNSIGNED,
24121 VEC_SIGNED2, VEC_UNSIGNED2, VEC_SIGNEDE, VEC_UNSIGNEDE, VEC_SIGNEDO,
24122 VEC_UNSIGNEDO): Add definitions.
24123 * config/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
24124 UNSPEC_VSX_VSIGNED2): Add UNSPECs.
24125 (vsx_xvcvspsxws, vsx_xvcvspuxws): Add define_insn.
24126 (vsigned2_v2df, vsigendo_v2df, vsignede_v2df,
24127 vunsigned2_v2df, vunsignedo_v2df, vunsignede_v2df): Add define_expands.
24128 * config/rs6000/altivec.h (vec_signed, vec_signed2,
24129 vec_signede and vec_signedo, vec_unsigned, vec_unsigned2,
24130 vec_unsignede, vec_unsignedo): Add builtin defines.
24131 * config/rs6000-protos.h (rs6000_generate_vsigned2_code): Add extern
24133 * doc/extend.texi: Update the built-in documentation file for the
24134 new built-in functions.
24136 2017-06-29 Richard Biener <rguenther@suse.de>
24138 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Do not add
24139 reduction chains to LOOP_VINFO_REDUCTIONS.
24140 * tree-vect-slp.c (vect_analyze_slp): Continue looking for
24141 SLP reductions after processing reduction chains.
24143 2017-06-29 Nathan Sidwell <nathan@acm.org>
24145 * builtins.c (fold_builtin_FUNCTION): Use
24146 lang_hooks.decl_printable_name.
24148 2017-06-29 Peter Bergner <bergner@vnet.ibm.com>
24150 PR middle-end/81194
24151 * cfgexpand.c (expand_gimple_stmt_1): Handle switch statements
24152 with only one label.
24153 * stmt.c (expand_case): Assert NCASES is greater than one.
24155 2017-06-29 Richard Biener <rguenther@suse.de>
24157 * tree-cfg.c (group_case_labels_stmt): Return whether we changed
24159 (group_case_labels): Likewise.
24160 (find_taken_edge): Push sanity checking on val to workers...
24161 (find_taken_edge_cond_expr): ... here
24162 (find_taken_edge_switch_expr): ... and here, handle cases
24163 with just a default label.
24164 * tree-cfg.h (group_case_labels_stmt): Adjust prototype.
24165 (group_case_labels): Likewise.
24166 * tree-cfgcleanup.c (execute_cleanup_cfg_post_optimizing): When
24167 group_case_labels does anything cleanup the CFG again.
24169 2017-06-29 Bin Cheng <bin.cheng@arm.com>
24171 PR tree-optimization/81196
24172 * tree-ssa-loop-niter.c (number_of_iterations_cond): Handle loop
24173 exit condition comparing two IVs.
24175 2017-06-29 Richard Earnshaw <rearnsha@arm.com>
24177 * config/arm/parsecpu.awk (gen_comm_data): Add initializer for
24178 profile to the dummy entry at the end of the list of architectures.
24179 * config/arm/arm-cpu-cdata.h: Regenerated.
24181 2017-06-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24182 Michael Collison <michael.collison@arm.com>
24185 * config/aarch64/aarch64.md (*aarch64_<optab>_reg_<mode>3_mask1):
24187 (*aarch64_reg_<mode>3_neg_mask2): New pattern.
24188 (*aarch64_reg_<mode>3_minus_mask): New pattern.
24189 (*aarch64_<optab>_reg_di3_mask2): New pattern.
24190 * config/aarch64/aarch64.c (aarch64_rtx_costs): Account for cost
24191 of shift when the shift amount is masked with constant equal to
24192 the size of the mode.
24193 * config/aarch64/predicates.md (subreg_lowpart_operator): New
24196 2017-06-29 Martin Liska <mliska@suse.cz>
24198 * config/i386/i386.opt: Change range from [1,5] to [0,5].
24200 2017-06-29 Yury Gribov <tetra2005@gmail.com>
24203 * ipa-cp.c (allocate_and_init_ipcp_value): Add initialization
24206 (edge_growth_cache_entry::edge_growth_cache_entry): New
24208 (reset_edge_growth_cache): Update to use constructor.
24210 2017-06-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24212 * config/aarch64/aarch64.h (AARCH64_EXPAND_ALIGNMENT): New.
24213 (DATA_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
24214 (LOCAL_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
24216 2017-06-28 Sebastian Peryt <sebastian.peryt@intel.com>
24218 * config/i386/avx512vlintrin.h (_mm256_permutexvar_epi64)
24219 (_mm256_permutexvar_epi32, _mm256_permutex_epi64): New intrinsics.
24221 2017-06-28 Szabolcs Nagy <szabolcs.nagy@arm.com>
24223 * config.gcc (*-linux-musl*): Add t-musl tmake_file.
24224 (*-linux-uclibc*): Add t-uclibc tmake_file.
24225 * config/t-musl: New.
24226 * config/t-uclibc: New.
24228 2017-06-28 Richard Earnshaw <rearnsha@arm.com>
24230 * config/arm/parsecpu.awk (profile): Parse new keyword in an arch
24232 (gen_comm_data): Emit architectural setting of arch_prof.
24233 * config/arm/arm-cpus.in (armv6-m, armv6s-m, armv7-a, armv7ve): Set the
24235 (armv7-r, armv7-m, armv7e-m, armv8-a, armv8.1-a, armv8.2-a): Likewise.
24236 (armv8-m.base, armv8-m.main): Likewise.
24237 * arm-protos.h (arm_build_target): Add profile field.
24238 (arch_option): Likewise.
24239 * config/arm/arm.c (arm_configure_build_target): Copy the profile to
24241 * config/arm/arm.h (TARGET_ARM_ARCH_PROFILE): Use
24242 arm_active_target.profile.
24244 2017-06-28 Richard Biener <rguenther@suse.de>
24246 PR middle-end/81227
24247 * fold-const.c (negate_expr_p): Use TYPE_UNSIGNED, not
24248 TYPE_OVERFLOW_WRAPS.
24249 * match.pd (negate_expr_p): Likewise.
24250 * tree-ssa-reassoc.c (optimize_range_tests_diff): Use
24251 fold_build2, not fold_binary.
24253 2017-06-28 Wilco Dijkstra <wdijkstr@arm.com>
24255 * config/aarch64/aarch64 (aarch64_expand_mov_immediate):
24256 Convert memory address to Pmode.
24257 (aarch64_print_operand): Assert MEM operands are always Pmode.
24259 2017-06-28 Wilco Dijkstra <wdijkstr@arm.com>
24262 * config/arm/aarch-common.c (arm_no_early_alu_shift_dep):
24263 Remove redundant if.
24264 (aarch_forward_to_shift_is_not_shifted_reg): Remove.
24265 * config/arm/aarch-common-protos.h
24266 (aarch_forward_to_shift_is_not_shifted_re): Remove.
24267 * config/arm/cortex-a53.md: Use arm_no_early_alu_shift_dep in bypass.
24269 2017-06-28 Michael Meissner <meissner@linux.vnet.ibm.com>
24272 * multiple_target.c (create_dispatcher_calls): Set the default
24273 clone to be static, not public.
24275 2017-06-28 Richard Biener <rguenther@suse.de>
24277 * tree-vect-loop.c (vectorizable_reduction): Move special
24278 cond reduction IV var creation ...
24279 (vect_create_epilog_for_reduction): ... here. Remove induction_index
24280 parameter. Use STMT_VINFO_VECTYPE.
24281 * tree-vect-slp.c (vect_get_constant_vectors): Properly reset
24284 2017-06-28 Martin Liska <mliska@suse.cz>
24287 * ipa-visibility.c (non_local_p): Handle visibility.
24289 2017-06-28 Martin Liska <mliska@suse.cz>
24292 * common.opt: Add IntegerRange to various options.
24293 * opt-functions.awk (integer_range_info): New function.
24294 * optc-gen.awk: Add integer_range_info to cl_options struct.
24295 * opts-common.c (decode_cmdline_option): Handle
24296 CL_ERR_INT_RANGE_ARG.
24297 (cmdline_handle_error): Likewise.
24298 * opts.c (print_filtered_help): Show valid interval in
24299 when --help is provided.
24300 * opts.h (struct cl_option): Add range_min and range_max fields.
24301 * config/i386/i386.opt: Add IntegerRange for -mbranch-cost.
24303 2017-06-28 Marc Glisse <marc.glisse@inria.fr>
24305 * match.pd ((X & ~Y) | (~X & Y)): Generalize to + and ^.
24306 (x * C EQ/NE y * C): New transformation.
24308 2017-06-28 Christophe Lyon <christophe.lyon@linaro.org>
24310 * genmultilib (combination_space): Accept '+' in option names.
24312 2017-06-28 Martin Liska <mliska@suse.cz>
24315 * asan.c (instrument_derefs): Bail out inner references
24316 that are hard register variables.
24318 2017-06-28 Jakub Jelinek <jakub@redhat.com>
24321 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use def_builtin
24322 rather than def_builtin_pure for __builtin_ia32_gatherpf*.
24324 2017-06-28 Richard Biener <rguenther@suse.de>
24326 * tree-vectorizer.h (vect_get_vec_defs): Remove.
24327 (vect_get_slp_defs): Adjust.
24328 * tree-vect-loop.c (get_initial_defs_for_reduction): Split
24330 * tree-vect-slp.c (vect_get_constant_vectors): ... here and
24332 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
24333 get_initial_defs_for_reduction instead of vect_get_vec_defs.
24334 (vectorizable_reduction): Adjust.
24335 * tree-vect-slp.c (vect_get_constant_vectors): Remove reduction
24337 (vect_get_slp_defs): Likewise.
24338 * tree-vect-stmts.c (vect_get_vec_defs): Make static and adjust.
24339 (vectorizable_bswap): Adjust.
24340 (vectorizable_call): Likewise.
24341 (vectorizable_conversion): Likewise.
24342 (vectorizable_assignment): Likewise.
24343 (vectorizable_shift): Likewise.
24344 (vectorizable_operation): Likewise.
24345 (vectorizable_store): Likewise.
24346 (vectorizable_condition): Likewise.
24347 (vectorizable_comparison): Likewise.
24349 2017-06-28 Michael Collison <michael.collison@arm.com>
24352 * config/arm/arm.c (gen_ldm_seq): Remove last unnecessary
24354 (arm_gen_movmemqi): Removed unused variable 'i'.
24355 Convert 'for' loop into 'while' loop.
24356 (arm_expand_prologue): Remove last unnecessary set of insn.
24357 (thumb_pop): Remove unused variable 'pushed_words'.
24358 (thumb_exit): Remove last unnecessary set of regs_to_pop.
24360 2017-06-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24362 * config/s390/predicates.md: Use s390_rel_address_ok_p.
24363 * config/s390/s390-protos.h: Add prototype of
24364 s390_rel_address_ok_p.
24365 * config/s390/s390.c (s390_got_symbol): New function.
24366 (s390_rel_address_ok_p): New function.
24367 (legitimize_pic_address): Use s390_rel_address_ok_p.
24368 (s390_load_got): Use s390_got_symbol.
24369 (s390_option_override): Issue error if
24370 -mno-pic-data-is-text-relative is used without -fpic/-fPIC.
24371 * config/s390/s390.h (TARGET_DEFAULT_PIC_DATA_IS_TEXT_RELATIVE):
24373 * config/s390/s390.opt: New option mpic-data-is-text-relative.
24375 2017-06-27 Andrew Pinski <apinski@cavium.com>
24377 * match.pd (X >/>=/</<= 0 ? 1.0 : -1.0): New patterns.
24378 (X * copysign (1.0, X)): New pattern.
24379 (X * copysign (1.0, -X)): New pattern.
24380 (copysign (-1.0, CST)): New pattern.
24382 2017-06-27 Joseph Myers <joseph@codesourcery.com>
24384 * genmultilib (combination_space): Remove variable.
24385 Validate reuse rules against regular expression for any sequence
24386 of multilib options in any order.
24388 2017-06-27 Michael Collison <michael.collison@arm.com>
24390 * config/aarch64/aarch64-simd.md (aarch64_combine<mode>): Directly
24391 call aarch64_split_simd_combine.
24392 * (aarch64_combine_internal<mode>): Delete pattern.
24393 * config/aarch64/aarch64.c (aarch64_split_simd_combine):
24394 Allow register and subreg operands.
24396 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
24398 * config/i386/vxworks.h (ASM_SPEC): Remove definition. No target
24399 specific need, just fallback on defaults.
24400 (ASM_OUTPUT_ALIGNED_BSS): Add #undef before #define.
24402 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
24403 Olivier Hainque <hainque@adacore.com>
24405 * config/i386/vxworks.h (DBX_REGISTER_NUMBER): Pick distinct
24407 (TARGET_OS_CPP_BUILTINS): builtin_define CPU to X86_64 for 64bit
24408 targets. Pick a default if no particular attempt applied.
24409 (STACK_CHECK_PROTECT): Double for 64bit targets, which have
24412 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
24414 * config.gcc (i*86-wrs-vxworks7): Handle new acceptable triplet.
24415 (x86_64-wrs-vxworks7): Likewise.
24417 2017-06-27 Marek Polacek <polacek@redhat.com>
24420 * ubsan.c (instrument_null): Check get_base_address's result for null.
24422 2017-06-27 Marc Glisse <marc.glisse@inria.fr>
24424 * match.pd ((A+-B)+(C-A), (A+B)-(A-C)): New transformations.
24426 2017-06-27 Marc Glisse <marc.glisse@inria.fr>
24428 * builtin-types.def (BT_FENV_T_PTR, BT_CONST_FENV_T_PTR,
24429 BT_FEXCEPT_T_PTR, BT_CONST_FEXCEPT_T_PTR): New primitive types.
24430 (BT_FN_INT_FENV_T_PTR, BT_FN_INT_CONST_FENV_T_PTR,
24431 BT_FN_INT_FEXCEPT_T_PTR_INT, BT_FN_INT_CONST_FEXCEPT_T_PTR_INT):
24432 New function types.
24433 * builtins.def (BUILT_IN_FECLEAREXCEPT, BUILT_IN_FEGETENV,
24434 BUILT_IN_FEGETEXCEPTFLAG, BUILT_IN_FEGETROUND,
24435 BUILT_IN_FEHOLDEXCEPT, BUILT_IN_FERAISEEXCEPT,
24436 BUILT_IN_FESETENV, BUILT_IN_FESETEXCEPTFLAG,
24437 BUILT_IN_FESETROUND, BUILT_IN_FETESTEXCEPT,
24438 BUILT_IN_FEUPDATEENV): New builtins.
24439 * tree-core.h (TI_FENV_T_PTR_TYPE, TI_CONST_FENV_T_PTR_TYPE,
24440 TI_FEXCEPT_T_PTR_TYPE, TI_CONST_FEXCEPT_T_PTR_TYPE): New entries.
24441 * tree.h (fenv_t_ptr_type_node, const_fenv_t_ptr_type_node,
24442 fexcept_t_ptr_type_node, const_fexcept_t_ptr_type_node): New
24444 (builtin_structptr_types): Adjust size.
24445 * tree.c (builtin_structptr_types): Add four entries.
24447 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
24448 Olivier Hainque <hainque@adacore.com>
24450 * config/vxworks.h (VXWORKS_LIB_SPEC): Incorporate ...
24451 (TLS_SYM): New local macro, forcing reference to __tls__ on
24452 link command lines for VxWorks 7 RTPs, triggering initialization
24454 (VXWORKS_HAVE_TLS): New macro. State whether the target VxWorks
24455 OS features TLS support, true for RTPs on VxWorks 7.
24456 * config/vxworks.c (vxworks_override_options): Setup emutls
24459 2017-06-27 Jakub Jelinek <jakub@redhat.com>
24461 * predict.c (test_prediction_value_range): Use -1U instead of -1
24462 to avoid narrowing conversion warning.
24463 * dumpfile.c (dump_options): Wrap all value into dump_flags_t cast
24464 to avoid narrowing conversion warning.
24465 * opt-functions.awk (var_ref): Return (unsigned short) -1 instead of
24467 * optc-gen.awk (END): Expect (unsigned short) -1 instead of -1.
24469 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
24471 * config/vxworks.h (VXWORKS_LIBS_RTP): Alternative definition for
24472 64bit configurations.
24473 (PTR_DIFF_TYPE): Alternative definition for TARGET_LP64.
24474 (SIZE_TYPE): Likewise.
24475 * config/vxworks.c (vxworks_emutls_var_fields): Use
24476 long_unsigned_type_node instead of unsigned_type_node as the offset
24477 field type, which is "pointer" mode in emutls.c.
24479 2017-06-27 Jakub Jelinek <jakub@redhat.com>
24482 * ubsan.c (ubsan_encode_value): Initialize DECL_CONTEXT on var.
24484 PR middle-end/81207
24485 * gimple-fold.c (replace_call_with_call_and_fold): Handle
24486 gimple_vuse copying separately from gimple_vdef copying.
24488 2017-06-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24490 * value-prof.c (free_hist): Remove call to memset and the enclosing if
24493 2017-06-26 Jerome Lambourg <lambourg@adacore.com>
24494 Olivier Hainque <hainque@adacore.com>
24496 * config.gcc (*-*-vxworks*): Add TARGET_VXWORKS7=1 to tm_defines
24497 for all vxworks7 targets.
24498 * config/vxworks.h (TARGET_VXWORKS7): If not defined, define to 0.
24499 (VXWORKS_ADDITIONAL_CPP_SPEC): Alternative definition for VXWORKS7.
24500 (VXWORKS_LIBS_RTP, VXWORKS_LIBS_RTP_DIR): New macros, allowing
24501 variations for VX6/VX7 and 32/64bits later on in ...
24502 (VXWORKS_LIB_SPEC): Leverage new macros.
24503 (VXWORKS_OS_CPP_BUILTINS): Define _VSB_CONFIG_FILE for VXWORKS7,
24504 as well as _ALLOW_KEYWORD_MACROS when "inline" is not a keyword.
24506 2017-06-26 Jerome Lambourg <lambourg@adacore.com>
24508 * config/vxworks.h (VXWORKS_OS_CPP_BUILTINS): builtin_define
24509 _VX_TOOL_FAMILY and _VX_TOOL to gnu.
24511 2017-06-26 Carl Love <cel@us.ibm.com>
24513 * config/rs6000/rs6000-c.c: Add support for built-in functions
24514 vector bool char vec_reve (vector bool char);
24515 vector signed char vec_reve (vector signed char);
24516 vector unsigned char vec_reve (vector unsigned char);
24517 vector bool int vec_reve (vector bool int);
24518 vector signed int vec_reve (vector signed int);
24519 vector unsigned int vec_reve (vector unsigned int);
24520 vector bool long long vec_reve (vector bool long long);
24521 vector signed long long vec_reve (vector signed long long);
24522 vector unsigned long long vec_reve (vector unsigned long long);
24523 vector bool short vec_reve (vector bool short);
24524 vector signed short vec_reve (vector signed short);
24525 vector double vec_reve (vector double);
24526 vector float vec_reve (vector float);
24527 * config/rs6000/rs6000-builtin.def (VREVE_V2DI, VREVE_V4SI,
24528 VREVE_V8HI, VREVE_V16QI, VREVE_V2DF, VREVE_V4SF, VREVE): New builtin.
24529 * config/rs6000/altivec.md (UNSPEC_VREVEV): New UNSPEC.
24530 (altivec_vreve): New pattern.
24531 * config/rs6000/altivec.h (vec_reve): New define.
24532 * doc/extend.texi (vec_rev): Update the built-in documentation file
24533 for the new built-in functions.
24535 2016-06-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24537 PR tree-optimization/71815
24538 * gimple-ssa-strength-reduction.c (uses_consumed_by_stmt): New
24540 (find_basis_for_candidate): Call uses_consumed_by_stmt rather than
24542 (slsr_process_phi): Likewise.
24543 (replace_uncond_cands_and_profitable_phis): Don't replace a
24544 multiply candidate with a stride of 1 (copy or cast).
24545 (phi_incr_cost): Call uses_consumed_by_stmt rather than
24547 (lowest_cost_path): Likewise.
24548 (total_savings): Likewise.
24550 2017-06-26 Richard Biener <rguenther@suse.de>
24553 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
24554 Use def_builtin_pure for all gather builtins.
24556 2017-06-26 Richard Biener <rguenther@suse.de>
24558 PR tree-optimization/81203
24559 * tree-tailcall.c (find_tail_calls): Do not move stmts into
24560 non-dominating BBs.
24562 2017-06-26 Marek Polacek <polacek@redhat.com>
24565 * doc/invoke.texi: Document -Wmultistatement-macros.
24567 2017-06-26 Christophe Lyon <christophe.lyon@linaro.org>
24569 * doc/sourcebuild.texi (ARM-specific attributes): Document new
24570 arm_neon_ok_no_float_abi effective target.
24572 2017-06-26 Richard Biener <rguenther@suse.de>
24574 PR tree-optimization/80928
24575 * cfghooks.c (duplicate_block): Do not copy BB_DUPLICATED flag.
24576 (copy_bbs): Set BB_DUPLICATED flag early.
24577 (execute_on_growing_pred): Do not execute for BB_DUPLICATED
24579 (execute_on_shrinking_pred): Likewise.
24580 * tree-ssa.c (ssa_redirect_edge): Do not look for PHI args in
24581 BB_DUPLICATED blocks.
24582 * tree-ssa-phionlycoprop.c (eliminate_degenerate_phis_1): Properly
24583 iterate over all PHIs considering removal of *gsi.
24585 2017-06-23 Jim Wilson <jim.wilson@linaro.org>
24587 * doc/invoke.texi (AArch64 Options, -mtune): Re-add falkor and
24590 2017-06-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24592 * config/rs6000/rs6000-string.c: (expand_block_clear,
24593 do_load_for_compare, select_block_compare_mode,
24594 compute_current_alignment, expand_block_compare,
24595 expand_strncmp_align_check, expand_strn_compare,
24596 expand_block_move, rs6000_output_load_multiple)
24597 Move functions related to string/block move/compare
24598 to a separate file.
24599 * config/rs6000/rs6000.c: Move above functions to rs6000-string.c.
24600 * config/rs6000/rs6000-protos.h (rs6000_emit_dot_insn): Add prototype
24601 for this function which is now used in two files.
24602 * config/rs6000/t-rs6000: Add rule to compile rs6000-string.o.
24603 * config.gcc: Add rs6000-string.o to extra_objs for
24604 targets powerpc*-*-* and rs6000*-*-*.
24606 2017-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
24609 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Do not allow DImode in
24610 32-bit, since indexed is not valid for DImode.
24611 (mov<mode>_hardfloat32): Reorder ISA 2.07 load/stores before ISA
24612 3.0 d-form load/stores to be the same as mov<mode>_hardfloat64.
24613 (define_peephole2 for Altivec d-form load): Add 32-bit support.
24614 (define_peephole2 for Altivec d-form store): Likewise.
24617 * multiple_target.c (create_dispatcher_calls): Only create the
24618 dispatcher call if the function is the default clone of a
24619 versioned function.
24621 2017-06-23 Segher Boessenkool <segher@kernel.crashing.org>
24623 PR middle-end/80902
24624 * builtins.c (expand_builtin_atomic_fetch_op): If emitting code after
24625 a call, force the call to not be a tail call.
24627 2017-06-23 Jeff Law <law@redhat.com>
24629 * doc/contrib.texi: Add entry for Steven Pemberton's work on
24632 2017-06-23 Will Schmidt <will_schmidt@vnet.ibm.com>
24634 * config/rs6000/rs6000.c: Add include of ssa-propagate.h for
24635 update_call_from_tree(). (rs6000_gimple_fold_builtin): Add
24636 handling for early expansion of vector shifts (sl,sr,sra,rl).
24637 (builtin_function_type): Add vector shift right instructions
24638 to the unsigned argument list.
24640 2017-06-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
24642 rtl-optimizatoin/79286
24643 * ira.c (update_equiv_regs): Revert to using may_trap_or_fault_p again.
24644 * rtlanal.c (rtx_addr_can_trap_p_1): SYMBOL_REF_FUNCTION_P can never
24645 trap. PIC register plus a const unspec without offset can never trap.
24647 2017-06-23 Marc Glisse <marc.glisse@inria.fr>
24649 * tree.h (builtin_structptr_type): New type.
24650 (builtin_structptr_types): Declare new array.
24651 * tree.c (builtin_structptr_types): New array.
24652 (free_lang_data, build_common_tree_nodes): Use it.
24654 2017-06-23 Jonathan Wakely <jwakely@redhat.com>
24657 * doc/invoke.texi (-Wnoexcept-type): Fix name of option, from
24660 2017-06-22 Matt Turner <mattst88@gmail.com>
24662 * config/i386/driver-i386.c (host_detect_local_cpu): Add Kaby
24663 Lake models to skylake case. Assume skylake for unknown
24664 models with clflushopt.
24666 2017-06-22 Jeff Law <law@redhat.com>
24668 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Handle
24669 frame sizes that do not satisfy aarch64_uimm12_shift.
24671 2017-06-22 Jan Hubicka <hubicka@ucw.cz>
24673 * profile-count.h (apply_probability,
24674 apply_scale, probability_in): Fix checks for zero.
24676 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24678 * incpath.c (add_sysroot_to_chain): Allow for $SYSROOT prefix.
24679 * doc/cppdiropts.texi (-I @var{dir}): Document it.
24681 2016-06-22 Richard Biener <rguenther@suse.de>
24683 * tree-vect-loop.c (vect_model_reduction_cost): Handle
24684 COND_REDUCTION and INTEGER_INDUC_COND_REDUCTION without
24685 REDUC_MAX_EXPR support.
24686 (vectorizable_reduction): Likewise.
24687 (vect_create_epilog_for_reduction): Likewise.
24689 2017-06-22 James Greenhalgh <james.greenhalgh@arm.com>
24691 * match.pd (A / (1 << B) -> A >> B): New.
24692 * generic-match-head.c: Include optabs-tree.h.
24693 * gimple-match-head.c: Likewise.
24694 * optabs-tree.h (target_supports_op_p): New.
24695 * optabs-tree.c (target_supports_op_p): New.
24697 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24699 * configure.ac (gcc_cv_ld_static_dynamic): Also check stderr for
24700 $gcc_cv_ld --help output.
24701 (gcc_cv_ld_demangle): Likewise.
24702 (gcc_cv_ld_eh_frame_hdr): Likewise.
24703 (gcc_cv_ld_pie): Likewise.
24704 (gcc_cv_ld_as_needed): Likewise. Prefer native forms unless $gnu_ld.
24705 (gcc_cv_ld_buildid): Likewise.
24706 (gcc_cv_ld_sysroot): Likewise.
24707 (ld_bndplt_support): Likewise.
24708 (ld_pushpopstate_support): Likewise.
24709 * configure: Regenerate.
24710 * config/sol2.h [!USE_GLD] (SYSROOT_SPEC): Define.
24712 2017-06-21 Jakub Jelinek <jakub@redhat.com>
24715 * config/i386/sse.md (round<mode>2): Renumber match_dup and
24716 operands indexes to avoid gap between operands and match_dups.
24718 2017-06-21 Andrew Pinski <apinski@cavium.com>
24720 * config/aarch64/aarch64-cost-tables.h (thunderx_extra_costs):
24721 Increment Arith_shift and Arith_shift_reg by 1.
24722 * config/aarch64/aarch64-tuning-flags.def (cheap_shift_extend):
24724 * config/aarch64/aarch64.c (thunderx_tunings): Enable
24725 AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
24726 (aarch64_strip_extend): Add new argument and test for it.
24727 (aarch64_cheap_mult_shift_p): New function.
24728 (aarch64_rtx_mult_cost): Call aarch64_cheap_mult_shift_p and don't
24729 add a cost if it is true.
24730 Update calls to aarch64_strip_extend.
24731 (aarch64_rtx_costs): Update calls to aarch64_strip_extend.
24733 2017-06-21 Andrew Pinski <apinski@cavium.com>
24735 * config/aarch64/aarch64-cores.def (thunderxt88p1): Use thunderxt88
24737 (thunderxt88): Likewise.
24738 * config/aarch64/aarch64.c (thunderxt88_prefetch_tune): New variable.
24739 (thunderx_prefetch_tune): New variable.
24740 (thunderx2t99_prefetch_tune): Update for the correct values.
24741 (thunderxt88_tunings): New variable.
24742 (thunderx_tunings): Use thunderx_prefetch_tune instead of
24743 generic_prefetch_tune.
24744 (thunderx2t99_tunings): Use AUTOPREFETCHER_WEAK.
24746 2017-06-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24748 * config/aarch64/atomics.md (aarch64_compare_and_swap<mode>_lse,
24749 SHORT): Relax operand 3 to aarch64_reg_or_zero and constraint to Z.
24750 (aarch64_compare_and_swap<mode>_lse, GPI): Likewise.
24751 (aarch64_atomic_cas<mode>, SHORT): Likewise for operand 2.
24752 (aarch64_atomic_cas<mode>, GPI): Likewise.
24754 2017-06-21 Martin Liska <mliska@suse.cz>
24756 * gimplify.c (gimplify_label_expr): Insert GIMPLE_PREDICT
24757 statements on cold and hot labels.
24758 * predict.c (tree_estimate_probability_bb): Remove the
24759 prediction from this place.
24761 2017-06-21 Martin Liska <mliska@suse.cz>
24763 PR tree-optimization/79489
24764 * gimplify.c (maybe_add_early_return_predict_stmt): New
24766 (gimplify_return_expr): Call the function.
24767 * predict.c (tree_estimate_probability_bb): Remove handling
24769 * predict.def: Update comment about early return predictor.
24770 * gimple-predict.h (is_gimple_predict): New function.
24771 * predict.def: Change default value of early return to 66.
24772 * tree-tailcall.c (find_tail_calls): Skip GIMPLE_PREDICT
24774 * passes.def: Put pass_strip_predict_hints to the beginning of
24777 2017-06-21 Pierre-Marie de Rodat <derodat@adacore.com>
24779 * dwarf2out.c (gen_decl_die): Remove the guard to skip file-scope
24780 FUNCTION_DECL declarations.
24781 (dwarf2out_early_global_decl): Remove the guard to skip FUNCTION_DECL
24783 (dwaf2out_decl): Likewise.
24784 * godump.c (go_early_global_decl): Skip call to the real debug hook
24785 for FUNCTION_DECL declarations.
24786 * passes.c (rest_of_decl_compilation): Skip call to the
24787 early_global_decl debug hook for FUNCTION_DECL declarations, unless
24788 -fdump-go-spec is passed.
24790 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
24792 * config/i386/i386.c (struct builtin_isa): New field pure_p.
24793 Reorder for compactness.
24794 (def_builtin, def_builtin2, ix86_add_new_builtins): Handle pure_p.
24795 (def_builtin_pure, def_builtin_pure2): New functions.
24796 (ix86_init_mmx_sse_builtins) [__builtin_ia32_stmxcsr]: Mark as pure.
24798 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
24800 * match.pd (nop_convert): New predicate.
24801 ((A +- CST1) +- CST2): Allow some NOP conversions.
24803 2017-06-21 Jakub Jelinek <jakub@redhat.com>
24806 * gimplify.c (omp_add_variable): Don't force GOVD_SEEN for types
24807 with ctors/dtors if GOVD_SHARED is set.
24809 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
24811 * config/aarch64/aarch64.md (movti_aarch64):
24812 Emit mov rather than orr.
24813 (movtf_aarch64): Likewise.
24814 * config/aarch64/aarch64-simd.md (aarch64_simd_mov):
24815 Emit mov rather than orr.
24817 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
24819 * config/aarch64/aarch64-simd.md (aarch64_simd_dup):
24820 Swap alternatives, make integer dup more expensive.
24822 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
24824 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p):
24825 Return true for non-tls symbols.
24827 2017-06-21 James Greenhalgh <james.greenhalgh@arm.com>
24829 * config/aarch64/aarch64-cores.def (cortex-a55): New.
24830 (cortex-a75): Likewise.
24831 (cortex-a75.cortex-a55): Likewise.
24832 * config/aarch64/aarch64-tune.md: Regenerate.
24833 * doc/invoke.texi (-mtune): Document new values for -mtune.
24835 2017-06-21 Tom de Vries <tom@codesourcery.com>
24837 * doc/sourcebuild.texi (Add Options, Features for dg-add-options): Add
24838 stack_size feature.
24839 (Effective-Target Keywords, Other attributes): Suggest using
24840 dg-add-options stack_size feature to get stack limit in stack_size
24841 effective target documentation.
24843 2017-06-21 Julian Brown <julian@codesourcery.com>
24844 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
24846 * config/aarch64/aarch64-simd.md (aarch64_crypto_pmulldi)
24847 (aarch64_crypto_pmullv2di): Change type attribute to crypto_pmull.
24848 * config/aarch64/thunderx2t99.md (thunderx2t99_pmull): New
24850 * config/arm/cortex-a53.md (cortex_a53_advsimd_type): Add crypto_pmull to
24851 attribute type list for neon_multiply.
24852 * config/arm/cortex-a57.md (cortex_a57_neon_type): Add crypto_pmull to
24853 attribute type list for neon_multiply.
24854 * config/arm/crypto.md (crypto_vmullp64): Change type to crypto_pmull.
24855 * config/arm/exynos-m1.md (exynos_m1_neon_type): Add crypto_pmull to
24856 attribute type list for neon_multiply.
24857 * config/arm/types.md (crypto_pmull): Add.
24858 * config/arm/xgene1.md (xgene1_neon_pmull): Add crypto_pmull to
24859 attribute type list.
24861 2017-06-20 Andreas Tobler <andreast@gcc.gnu.org>
24863 * config.gcc (armv6*-*-freebsd*): Change the target_cpu_cname to
24866 2017-06-20 Jakub Jelinek <jakub@redhat.com>
24868 * ira-costs.c (find_costs_and_classes): Initialize cost_classes later
24869 to make sure not to dereference a NULL cost_classes_ptr pointer.
24871 2017-06-20 Carl Love <cel@us.ibm.com>
24873 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24874 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
24875 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
24876 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
24877 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
24878 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
24879 VMULOSW): New enum "unspec" values.
24880 (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
24881 vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
24882 altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
24883 altivec_vmulosw): New patterns.
24884 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
24885 VMULOSW): Add definitions.
24887 2017-06-20 Julia Koval <julia.koval@intel.com>
24889 * config/i386/i386.c: Fix rounding expand for new pattern.
24890 * config/i386/subst.md: Fix pattern (parallel -> unspec).
24892 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
24894 * config/aarch64/aarch64-option-extensions.def (rcpc): New.
24895 * config/aarch64/aarch64.h (AARCH64_FL_RCPC): New.
24897 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
24899 * config/aarch64/aarch64-option-extensions.def (fp16): Fix expected
24902 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
24904 * config/aarch64/aarch64-cores.def: Rearrange to sort by
24905 architecture, then by implementer ID.
24906 * config/aarch64/aarch64-tune.md: Regenerate.
24908 2017-06-20 Richard Biener <rguenther@suse.de>
24910 PR middle-end/81097
24911 * fold-const.c (split_tree): Fold to type before negating.
24913 2017-06-20 David Malcolm <dmalcolm@redhat.com>
24915 * diagnostic-show-locus.c
24916 (selftest::test_fixit_deletion_affecting_newline): New function.
24917 (selftest::diagnostic_show_locus_c_tests): Call it.
24919 2017-06-20 Andreas Schwab <schwab@suse.de>
24922 * config/m68k/m68k.md (bsetdreg, bchgdreg, bclrdreg): Use "=d"
24925 2017-06-20 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
24927 * config/arm/arm-c.c (arm_cpu_builtins): New block to define
24928 __ARM_FEATURE_COPROC according to support.
24930 2017-06-20 Jakub Jelinek <jakub@redhat.com>
24932 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
24933 Rewritten to avoid overflow for > 32-bit pointers.
24936 * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
24937 by removing enum keyword.
24938 (ubsan_type_descriptor): Likewise. Formatting fix.
24941 * config/i386/i386.md (TARGET_USE_VECTOR_CONVERTS float si->{sf,df}
24942 splitter): Require TARGET_SSE2 in the condition.
24944 2017-06-20 Michael Meissner <meissner@linux.vnet.ibm.com>
24947 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Add support
24948 for doing vector set of SFmode on ISA 3.0.
24949 * config/rs6000/vsx.md (vsx_set_v4sf_p9): Likewise.
24950 (vsx_set_v4sf_p9_zero): Special case setting 0.0f to a V4SF
24952 (vsx_insert_extract_v4sf_p9): Add an optimization for inserting a
24953 SFmode value into a V4SF variable that was extracted from another
24954 V4SF variable without converting the element to double precision
24955 and back to single precision vector format.
24956 (vsx_insert_extract_v4sf_p9_2): Likewise.
24958 2017-06-19 Jakub Jelinek <jakub@redhat.com>
24960 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Multiply
24961 in UWHI to avoid undefined overflow.
24964 * ubsan.h (enum ubsan_encode_value_phase): New.
24965 (ubsan_encode_value): Change second argument to
24966 enum ubsan_encode_value_phase with default value of
24967 UBSAN_ENCODE_VALUE_GENERIC.
24968 * ubsan.c (ubsan_encode_value): Change second argument to
24969 enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
24970 adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
24971 create_tmp_var_raw instead of create_tmp_var and use a
24973 (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
24974 instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
24975 ubsan_encode_value callers.
24978 * ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
24979 use create_tmp_var_raw instead of create_tmp_var, mark it addressable
24980 just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.
24982 2017-06-19 Richard Biener <rguenther@suse.de>
24984 PR middle-end/81118
24985 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Clear niter
24986 estimates if we changed anything.
24988 2017-06-19 Richard Biener <rguenther@suse.de>
24990 PR tree-optimization/80887
24991 * tree-ssa-sccvn.c (mprts_hook_cnt): New global.
24992 (vn_lookup_simplify_result): Allow only mprts_hook_cnt succesful
24993 simplified lookups, then reset mprts_hook.
24994 (vn_nary_build_or_lookup_1): Set mprts_hook_cnt to 9 before
24996 (try_to_simplify): Likewise.
24998 2017-06-19 Martin Liska <mliska@suse.cz>
25001 * gimplify.c (gimplify_switch_expr):
25002 Initialize live_switch_vars for SWITCH_BODY == STATEMENT_LIST.
25004 2017-06-19 Martin Liska <mliska@suse.cz>
25006 * doc/install.texi: Document that PGO runs in 4 stages.
25008 2017-06-19 Martin Liska <mliska@suse.cz>
25011 * attribs.c (make_dispatcher_decl): Do not append '.ifunc'
25012 to dispatcher function name.
25013 * multiple_target.c (replace_function_decl): New function.
25014 (create_dispatcher_calls): Redirect both edges and references.
25016 2017-06-19 Jan Hubicka <hubicka@ucw.cz>
25018 * profile-count.c (profile_count::dump): Dump quality.
25019 (profile_count::differs_from_p): Update for unsigned val.
25020 * profile-count.h (profile_count_quality): New enum.
25021 (profile_count): Turn m_val to 62bit unsigned, add quality tracking.
25023 2017-06-19 Richard Biener <rguenther@suse.de>
25025 * tree-ssa-loop-niter.h (estimate_numbers_of_iterations): Take
25026 struct function as arg.
25027 (estimate_numbers_of_iterations): Export overload with loop arg.
25028 (free_numbers_of_iterations_estimates_loop): Use an overload of
25029 free_numbers_of_iterations_estimates instead.
25030 * tree-cfg.c (remove_bb): Adjust.
25031 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Likewise.
25032 * tree-parloops.c (gen_parallel_loop): Likewise.
25033 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables):
25035 (tree_unroll_loops_completely): Likewise.
25036 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
25037 Use an overload instead and export.
25038 (estimated_loop_iterations): Adjust.
25039 (max_loop_iterations): Likewise.
25040 (likely_max_loop_iterations): Likewise.
25041 (estimate_numbers_of_iterations): Take struct function as arg
25043 (loop_exits_before_overflow): Adjust.
25044 (free_numbers_of_iterations_estimates_loop): Use an overload.
25045 * tree-vect-loop.c (vect_analyze_loop_form): Adjust.
25046 * tree-vectorizer.c (vect_free_loop_info_assumptions): Likewise.
25048 2017-06-19 Richard Biener <rguenther@suse.de>
25051 * ipa-prop.c (find_constructor_constant_at_offset): Handle
25052 RANGE_EXPR conservatively.
25054 2017-06-16 Carl Love <cel@us.ibm.com>
25056 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25057 definitions for vec_float, vec_float2, vec_floato,
25058 vec_floate built-ins.
25059 * config/rs6000/vsx.md (define_c_enum "unspec"): Add RTL code
25060 for instructions vsx_xvcvsxws vsx_xvcvuxwsp, float2, floato and
25062 * config/rs6000/rs6000-builtin.def (FLOAT2_V2DI, FLOATE_V2DF,
25063 FLOATE_2DI, FLOATO_V2DF, FLOATEE_V2DI, XVCVSXWSP_V4SF,
25064 UNS_FLOATO_V2DI, UNS_FLOATE_V2DI): Add definitions.
25065 * config/altivec.md (define_insn "p8_vmrgew_<mode>",
25066 define_mode_attr VF_sxddp): Add V4SF type to p8_vmrgew.
25067 * config/rs6000/altivec.h (vec_float, vec_float2, vec_floate,
25068 vec_floato): Add builtin defines.
25069 * doc/extend.texi (vec_float, vec_float2, vec_floate, vec_floato):
25070 Update the built-in documentation file for the new built-in
25073 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25075 * config/arm/arm.opt (marm): Mark as the negative of of -mthumb.
25076 (mthumb): Mark as the negative of -marm.
25078 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25080 * doc/invoke.texi (ARM Options, -mcpu): Document supported
25082 (ARM Options, -mtune): Document that this accepts the same
25083 extension options as -mcpu.
25084 (ARM Options, -mfpu): Document addition of -mfpu=auto.
25086 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25088 * doc/invoke.texi (ARM Options, -march=): Document new syntax and
25089 permitted extensions.
25091 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25093 * config/arm/arm-cpus.in (armv7): Add extension +nofp.
25094 (armv7-r): Add aliases vfpv3xd and vfpv3-d16.
25095 (armv8-m.main): Add option +nodsp.
25096 * config/arm/arm-cpu-cdata.h: Regenerated.
25098 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25100 * config/arm/t-fuchsia: New file.
25101 * config.gcc (arm*-*-fuchsia*): Use it.
25103 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25105 * config/arm/t-symbian: Rewrite for new option infrastructure.
25107 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25109 * config/arm/t-phoenix (MULTILIB_REUSE): Clear variable.
25110 (MULTILIB_REQUIRED): Likewise.
25112 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25114 * config/arm/t-linux-eabi (MULTILIB_EXCEPTIONS): Set to empty.
25115 (MULTILIB_RESUE): Likewise.
25116 (MULTILIB_MATCHES): Likewise.
25117 (MULTLIB_REQUIRED): Likewise.
25119 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25121 * config/arm/t-rtems: Rewrite for new option framework.
25123 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25125 * config/arm/t-aprofile (v7_a_nosimd_variants, v7_a_simd_variants)
25126 (v7ve_nosimd_variatns, v7ve_vfpv3_simd_variants)
25127 (v7ve_vfpv4_simd_variants, v8_a_nosimd_variants, v8_a_simd_variants)
25128 (v8_1_a_simd_variants, v8_2_a_simd_variants): Move to ...
25129 * config/arm/t-multilib: ... here.
25130 (MULTILIB_OPTIONS): Add armv7 and armv7+fp architectures.
25131 (MULTILIB_MATCHES): Use armv7 libraries for armv7-r. Also use for
25132 armv7-a and armv8*-a when A-profile libraries have not been built.
25133 * config/arm/t-rmprofile: Rewrite.
25135 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25137 * genmultilib (multilib_reuse): Allow an explicit period to be escaped
25138 with a backslash. Remove the backslash after substituting unescaped
25140 * doc/fragments.texi (MULTILIB_REUSE): Document it.
25142 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25144 * config.gcc: (arm*-*-*): When building a-profile libraries, force
25145 the driver to pass through the default setting of -mfloat-abi.
25146 * common/config/arm/arm-common.c (arm_target_thumb_only): Return -marm
25148 * config/arm/t-multilib (MULTILIB_REUSE): Initialize to empty.
25149 (all_feat_combs): New rule.
25150 (MULTILIB_OPTIONS): Use explicit ARM and Thumb directories. Rework
25152 * config/arm/t-aprofile: Rewrite.
25154 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25156 * config/arm/arm.h (FPUTYPE_AUTO): Define.
25157 * config/arm/arm.c (arm_option_override): Use FPUTYPE_AUTO if the
25158 fpu is not specified by the user/command-line.
25159 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Delete.
25160 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Delete.
25161 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Delete.
25162 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Delete.
25163 * common/config/arm/arm-common.c (arm_canon_arch_option): Use
25164 FPUTYPE_AUTO insted of FPUTYPE_DEFAULT.
25166 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25168 * config/arm/elf.h (MULTILIB_DEFAULTS): Delete.
25169 * config/arm/t-arm-elf: Rewritten.
25171 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25173 * config/arm/arm.h (TARGET_HARD_FLOAT): Also check that we
25174 have some floating-point instructions.
25175 (TARGET_SOFT_FLOAT): Define as inverse of TARGET_HARD_FLOAT.
25176 (TARGET_MAYBE_HARD_FLOAT): New macro.
25177 * config/arm/arm-builtins.c (arm_init_builtins): Use
25178 TARGET_MAYBE_HARD_FLOAT.
25179 * config/arm/arm.c (arm_option_override): Use TARGET_HARD_FLOAT_ABI.
25181 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25183 * common/config/arm/arm-common.c: Define INCLUDE_LIST.
25184 (configargs.h): Include it.
25185 (arm_print_hint_for_fpu_option): New function.
25186 (arm_parse_fpu_option): New function.
25187 (candidate_extension): New class.
25188 (arm_canon_for_multilib): New function.
25189 * config/arm/arm.h (CANON_ARCH_SPEC_FUNCTION): New macro.
25190 (EXTRA_SPEC_FUNCTIONS): Add CANON_ARCH_SPEC_FUNCTION.
25191 (ARCH_CANONICAL_SPECS): New macro.
25192 (DRIVER_SELF_SPECS): Add ARCH_CANONICAL_SPECS.
25194 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25196 * config.gcc (arm*-*-*): Ensure both target_cpu_cname and with_cpu
25197 are set after handling multilib fragments. Set target_cpu_default2
25200 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25202 * config.gcc (arm*-*-fucshia*): Set target_cpu_cname to the real
25204 (arm*-*-*): Set target_cpu_default2 to a quoted string.
25205 * config/arm/parsecpu.awk (check_cpu): Validate any extension
25207 (check_arch): Likewise.
25208 * config/arm/arm.c (arm_configure_build_target): Handle
25209 TARGET_CPU_DEFAULT being a string constant. Scan any feature
25210 options in the default.
25212 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25214 * config/arm/arm-protos.h (cpu_arch_extension): Add field to record
25215 when an option is an alias of another.
25216 * config/arm/parsecpu.awk (optalias): New parser token.
25217 (gen_comm_data): Mark non-alias options as such. Emit entries
25218 for extension aliases.
25219 * config/arm/arm-cpus.in (armv5e): Make vfpv2 an alias.
25220 (armv5te, armv5tej, armv6, armv6j, armv6k, armv6z): Likewise.
25221 (armv6kz, armv6zk, armv6t2): Likewise.
25222 (armv7): Make vfpv3-d16 an alias.
25223 (armv7-a): Make vfpv3-d16, neon and neon-vfpv3 aliases. Sort in
25225 (armv7ve): Make vfpv4-d16, neon-vfpv3 and neon-vfpv4 aliases.
25226 Sort in canonical order.
25227 (armv8-a): Sort in canonical order.
25228 (armv8.1-a, armv8.2-a): Likewise.
25229 (generic-armv7-a): Make neon and neon-vfpv3 aliases. Sort in
25231 (cortex-a9): Sort in canonical order.
25232 * config/arm/arm.c (selftests.h): Include it.
25233 (arm_test_cpu_arch_data): New function.
25234 (arm_run_self_tests): New function.
25235 (TARGET_RUN_TARGET_SELFTESTS): Redefine.
25236 (targetm): Move declaration to the end of the file.
25237 * arm-cpu-cdata.h: Regenerated.
25239 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25241 * config/arm/arm.h (TARGET_MODE_SPECS): Add additional parameter to
25242 call to target_mode_check describing the type of option passed.
25243 * common/config/arm/arm-common.c (arm_arch_core_flag): Delete.
25244 (arm_target_thumb_only): Use arm_parse_arch_option_name or
25245 arm_parse_cpu_option_name to match parameters against list of
25247 * config/arm/parsecpu.awk (gen_comm_data): Don't generate
25248 arm_arch_core_flags data structure.
25249 * config/arm/arm-cpu_cdata.h: Regenerated.
25251 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25253 * common/config/arm/arm-common.c (arm_initialize_isa): Moved here from
25255 (arm_print_hint_for_cpu_option): Likewise.
25256 (arm_print_hint_for_arch_option): Likewise.
25257 (arm_parse_cpu_option_name): Likewise.
25258 (arm_parse_arch_option_name): Likewise.
25259 * config/arm/arm.c (arm_identify_fpu_from_isa): Use the computed number
25260 of entries in the all_fpus list.
25261 * config/arm/arm-protos.h (all_architectures, all_cores): Declare.
25262 (arm_parse_cpu_option_name): Declare.
25263 (arm_parse_arch_option_name): Declare.
25264 (arm_parse_option_features): Declare.
25265 (arm_intialize_isa): Declare.
25266 * config/arm/parsecpu.awk (gen_data): Move CPU and architecture
25268 (gen_comm_data): ... here. Make definitions non-static.
25269 * config/arm/arm-cpu-data.h: Regenerated.
25270 * config/arm/arm-cpu-cdata.h: Regenerated.
25272 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25274 * config/arm/arm-protos.h (arm_build_target): Remove arch_core.
25275 (cpu_arch_extension): New structure.
25276 (cpu_arch_option, arch_option, cpu_option): New structures.
25277 * config/arm/parsecpu.awk (gen_headers): Build an enumeration of
25278 architecture types.
25279 (gen_data): Generate new format data tables.
25280 * config/arm/arm.c (cpu_tune): New structure.
25281 (cpu_option, processors): Delete.
25282 (arm_print_hint_for_core_or_arch): Delete. Replace with ...
25283 (arm_print_hint_for_cpu_option): ... this and ...
25284 (arm_print_hint_for_arch_option): ... this.
25285 (arm_parse_arch_cpu_name): Delete. Replace with ...
25286 (arm_parse_cpu_option_name): ... this and ...
25287 (arm_parse_arch_option_name): ... this.
25288 (arm_unrecognized_feature): Change type of target parameter to
25290 (arm_parse_arch_cpu_features): Delete. Replace with ...
25291 (arm_parse_option_features): ... this.
25292 (arm_configure_build_target): Rework to use new configuration data
25294 (arm_print_tune_info): Rework for new configuration data tables.
25295 * config/arm/arm-cpu-data.h: Regenerated.
25296 * config/arm/arm-cpu.h: Regenerated.
25298 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25300 * Makefile.in (OBJS): Move sbitmap.o from here ...
25301 (OBJS-libcommon): ... to here.
25303 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25305 * config/arm/arm-isa.h (ISA_ALL_FPU_INTERNAL): Renamed from ISA_ALL_FPU.
25306 (ISA_ALL_CRYPTO): New macro.
25307 (ISA_ALL_SIMD): New macro
25308 (ISA_ALL_FP): New macro.
25309 * config/arm/arm.c (fpu_bitlist): Update initializer.
25310 * config/arm/arm-cpus.in: Use new ISA_ALL macros to disable crypto,
25312 (arm9e): Add fpu. Add option for nofp
25313 (arm946e-s, arm966e-s, arm968e-s, arm10e, arm1020e, arm1022e): Likewise.
25314 (arm926ej-s, arm1026ej-s): Likewise.
25315 (generic-armv7-a): Add fpu. Add options for simd, vfpv3, vfpv3-d16,
25316 vfpv3-fp16, vfpv3-d16-fp16, vfpv4, vfpv4-d16, neon, neon-vfp3,
25317 neon-fp16, neon-vfpv4, nofp and nosimd.
25318 (cortex-a5, cortex-a7): Add fpu. Add options for nosimd and nofp.
25319 (cortex-a8): Add fpu. Add option for nofp.
25320 (cortex-a9): Add fpu. Add options for nosimd and nofp.
25321 (cortex-a12, cortex-a15, cortex-a17): Add fpu. Add option for nofp.
25322 (cortex-r4f): Add fpu.
25323 (cortex-r5): Add fpu. Add options for nofp.dp and nofp.
25324 (cortex-r7): Use idiv option from architecture. Add fpu. Add option
25326 (cortex-r8): Likewise.
25327 (cortex-m4): Add fpu. Add option for nofp.
25328 (cortex-a15.cortex-a7): Add fpu. Add option for nofp.
25329 (cortex-a17.cortex-a7): Likewise.
25330 (cortex-a32): Add fpu. Add options for crypto and nofp.
25331 (cortex-a35, cortex-a53): Likewise.
25332 (cortex-a57): Add fpu. Add option for crypto.
25333 (cortex-a72, cortex-a73): Likewise.
25334 (exynos-m1): Likewise.
25335 (cortex-a57.cortex-a53, cortex-a72.cortex-a53): Likewise.
25336 (cortex-a73.cortex-a35, cortex-a73.cortex-a53): Likewise.
25337 (cortex-m33): Add fpu. Add option for nofp.
25338 * config/arm/arm-cpu-cdata.h: Regenerated
25339 * config/arm/arm-cpu-data.h: Regenerated.
25341 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25343 * arm-cpus.in (armv5e): Add options fp, vfpv2 and nofp.
25344 (armv5te, armv5tej): Likewise.
25345 (armv6, armv6j, armv6k, armv6z, armv6kz, armv6zk, armv6t2): Likewise.
25346 (armv7): Add options fp and vfpv3-d16.
25347 (armv7-a): Add options fp, simd, vfpv3, vfpv3-d16, vfpv3-d16-fp16,
25348 vfpv3-fp16, vfpv4, vfpv4-d16, neon, neon-vfpv3, neon-fp16, neon-vfpv4,
25350 (armv7ve): Likewise.
25351 (armv7-r): Add options fp, fp.sp, idiv, nofp and noidiv.
25352 (armv7e-m): Add options fp, fpv5, fp.dp and nofp.
25353 (armv8-a): Add nocrypto option.
25354 (armv8.1-a, armv8.2-a): Likewise.
25355 (armv8-m.main): add options fp, fp.dp and nofp.
25357 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25359 * config/arm/arm-cpus.in (armv8-a): Add options crc, simd crypto and
25361 (armv8-a+crc): Delete.
25362 (armv8.1-a): Add options simd, crypto and nofp.
25363 (armv8.2-a): Add options fp16, simd, crypto and nofp.
25364 (armv8.2-a+fp16): Delete.
25365 (armv8-m.main): Add option dsp.
25366 (armv8-m.main+dsp): Delete.
25367 (cortex-a8): Add fpu. Add nofp option.
25368 (cortex-a9): Add fpu. Add nofp and nosimd options.
25369 * config/arm/parsecpu.awk (gen_data): Generate option tables and
25370 link to main cpu and architecture data structures.
25371 (gen_comm_data): Only put isa attributes from the main architecture
25373 (option): New statement for architecture and CPU entries.
25374 * arm.c (struct cpu_option): New structure.
25375 (struct processors): Add entry for options.
25376 (arm_unrecognized_feature): New function.
25377 (arm_parse_arch_cpu_name): Ignore any characters after the first
25379 (arm_parse_arch_cpu_feature): New function.
25380 (arm_configure_build_target): Separate out any CPU and architecture
25381 features and parse separately. Don't error out if -mfpu=auto is
25382 used with only an architecture string.
25383 (arm_print_asm_arch_directives): New function.
25384 (arm_file_start): Call it.
25385 * config/arm/arm-cpu-cdata.h: Regenerated.
25386 * config/arm/arm-cpu-data.h: Likewise.
25387 * config/arm/arm-tables.opt: Likewise.
25389 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25391 * config/arm/elf.h (ASM_SPEC): Only pass -mfpu through to the
25392 assembler when it is not -mfpu=auto.
25394 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25396 * config/arm/arm.h (BIG_LITTLE_SPEC): Delete macro.
25397 (ASM_REWRITE_SPEC_FUNCTIONS): New macro.
25398 (BIG_LITTLE_CPU_SPEC_FUNCTIONS): Delete macro.
25399 (ASM_CPU_SPEC): Rewrite.
25400 (MCPU_MTUNE_NATIVE_FUNCTIONS): New macro.
25401 (EXTRA_SPEC_FUNCTIONS): Move outside of ifdef. Use
25402 MCPU_MTUNE_NATIVE_FUNCTIONS and ASM_REWRITE_SPEC_FUNCTIONS. Remove
25403 reference to BIG_LITTLE_CPU_SPEC_FUNCTIONS.
25404 * common/config/arm/arm-common.c (arm_rewrite_selected_cpu): Ensure
25405 copied string is NUL-terminated. Also strip any characters prefixed
25407 (arm_rewrite_selected_arch): New function.
25408 (arm_rewrite_march): New function.
25410 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
25412 * config/arm/arm.opt (x_arm_arch_string): New TargetSave option.
25413 (x_arm_cpu_string, x_arm_tune_string): Likewise.
25414 (march, mcpu, mtune): Convert to string-based options.
25415 * config/arm/arm.c (arm_print_hint_for_core_or_arch): New function.
25416 (arm_parse_arch_cpu_name): New function.
25417 (arm_configure_build_target): Use arm_parse_arch_cpu_name to
25418 identify selected architecture or CPU.
25419 (arm_option_save): New function.
25420 (TARGET_OPTION_SAVE): Redefine.
25421 (arm_option_restore): Restore string options.
25422 (arm_option_print): Print string options.
25424 2017-06-16 Martin Sebor <msebor@redhat.com>
25426 PR tree-optimization/80933
25427 PR tree-optimization/80934
25428 * builtins.c (fold_builtin_3): Do not handle bcmp here.
25429 * gimple-fold.c (gimple_fold_builtin_bcmp): New function.
25430 (gimple_fold_builtin_bcopy, gimple_fold_builtin_bzero): Likewise.
25431 (gimple_fold_builtin): Call them.
25433 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
25435 * gimple-ssa-isolate-paths.c (isolate_path): Set edge leading to path
25436 as unlikely; update profile.
25438 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
25440 * predict.c (force_edge_cold): Handle declaring edges impossible
25443 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
25445 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update
25447 (try_unroll_loop_completely): Fix reporting.
25449 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
25451 * tree-ssa-tail-merge.c (replace_block_by): Fix profile updating.
25453 2017-06-16 James Greenhalgh <james.greenhalgh@arm.com>
25456 * config/arm/arm-builtins.c (arm_expand_builtin_args): Return TARGET
25457 if given a non-constant argument for an intrinsic which requires a
25460 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
25462 * profile.c (compare_freqs): New function.
25463 (branch_prob): Sort edge list.
25464 (find_spanning_tree): Assume that the list is priority sorted.
25466 2017-06-16 Richard Biener <rguenther@suse.de>
25468 PR tree-optimization/81090
25469 * passes.def (pass_record_bounds): Remove.
25470 * tree-pass.h (make_pass_record_bounds): Likewise.
25471 * tree-ssa-loop.c (pass_data_record_bounds, pass_record_bounds,
25472 make_pass_record_bounds): Likewise.
25473 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Do
25474 not free niter estimates at the beginning but at the end.
25475 * tree-scalar-evolution.c (scev_finalize): Free niter estimates.
25477 2017-06-16 Richard Biener <rguenther@suse.de>
25479 * tree-switch-conversion.c (emit_case_bit_tests): Adjust
25480 initializer to workaround ICE in host GCC 4.8.
25482 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
25484 * ipa-inline-transform.c (update_noncloned_frequencies): Update also
25486 (clone_inlined_nodes): Update.
25488 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
25490 * config/aarch64/aarch64.c (qdf24xx_prefetch_tune): Update
25491 prefetch settings, and enable prefetching by default at -O3.
25493 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
25495 * config/aarch64/aarch64.c (aarch64_override_options_internal):
25496 Set flag_prefetch_loop_arrays according to tuning data.
25498 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
25500 * config/aarch64/aarch64-protos.h (struct cpu_prefetch_tune):
25501 New tune structure.
25502 (struct tune_params): Use cpu_prefetch_tune instead of cache_line_size.
25503 [Unrelated to main purpose of the patch] Place the pointer field last
25504 to enable type checking errors when tune structure are wrongly merged.
25505 * config/aarch64/aarch64.c (generic_prefetch_tune,)
25506 (exynosm1_prefetch_tune, qdf24xx_prefetch_tune,)
25507 (thunderx2t99_prefetch_tune): New tune constants.
25508 (tune_params *_tunings): Update all tunings (no functional change).
25509 (aarch64_override_options_internal): Set PARAM_SIMULTANEOUS_PREFETCHES,
25510 PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE, and PARAM_L2_CACHE_SIZE
25511 from tunings structures.
25513 2017-06-16 Jakub Jelinek <jakub@redhat.com>
25516 * ubsan.c (instrument_null): Add T argument, use it instead
25517 of computing it based on IS_LHS.
25518 (instrument_object_size): Likewise.
25519 (pass_ubsan::execute): Adjust instrument_null and
25520 instrument_object_size callers to pass gimple_get_lhs or
25521 gimple_assign_rhs1 result to it. Use instrument_null instead of
25522 calling get_base_address and instrument_mem_ref. Handle
25523 aggregate call arguments for object-size sanitization.
25525 2017-06-16 Yury Gribov <tetra2005@gmail.com>
25527 PR tree-optimization/81089
25528 * tree-vrp.c (is_masked_range_test): Validate operands of
25531 2017-06-15 Martin Sebor <msebor@redhat.com>
25534 * dumpfile.c (dump_register): Avoid calling memset to initialize
25535 a class with a default ctor.
25536 * gcc.c (struct compiler): Remove const qualification.
25537 * genattrtab.c (gen_insn_reserv): Replace memset with initialization.
25538 * hash-table.h: Ditto.
25539 * ipa-cp.c (allocate_and_init_ipcp_value): Replace memset with
25541 * ipa-prop.c (ipa_free_edge_args_substructures): Ditto.
25542 * omp-low.c (lower_omp_ordered_clauses): Replace memset with
25544 * params.h (struct param_info): Make struct members non-const.
25545 * tree-switch-conversion.c (emit_case_bit_tests): Replace memset
25546 with default initialization.
25547 * vec.h (vec_copy_construct, vec_default_construct): New helper
25549 (vec<T>::copy, vec<T>::splice, vec<T>::reserve): Replace memcpy
25550 with vec_copy_construct.
25551 (vect<T>::quick_grow_cleared): Replace memset with default ctor.
25552 (vect<T>::vec_safe_grow_cleared, vec_safe_grow_cleared): Same.
25553 * doc/invoke.texi (-Wclass-memaccess): Document.
25555 2017-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25557 * emit-rtl.h (is_leaf): Update comment about local
25558 register allocator.
25560 2017-06-15 Jozef Lawrynowicz <jozef.l@somniumtech.com>
25563 * config/msp430/msp430.c (msp430_data_attr): Check that it's possible
25564 for a variable to have a section before checking if the section has a
25566 Set section to.persistent if persistent attribute is set.
25567 Warn if .persistent attribute is used on an automatic variable.
25569 2017-06-15 Eric Botcazou <ebotcazou@adacore.com>
25571 PR rtl-optimization/80474
25572 * reorg.c (update_block): Do not ignore instructions in a delay slot.
25574 2017-06-15 Segher Boessenkool <segher@kernel.crashing.org>
25576 * config/rs6000/rs6000.md (add<mode>3): Use reg_or_subregno instead
25579 2017-06-14 Maciej W. Rozycki <macro@imgtec.com>
25581 * config/mips/mips.md (MIPS16_T_REGNUM): Remove constant.
25582 (casesi): Emit bounds checking as RTL.
25583 (casesi_internal_mips16_<mode>): Remove bounds checking.
25585 2017-06-14 Max Filippov <jcmvbkbc@gmail.com>
25587 * config/xtensa/xtensa.c (xtensa_option_override): Append
25588 MASK_CONST16 to target_flags in the absence of TARGET_L32R.
25589 (hwloop_optimize, hwloop_fail, hwloop_pattern_reg,
25590 xtensa_doloop_hooks): Define unconditionally.
25591 (xtensa_reorg_loops): Only call reorg_loops in the presence of
25593 * config/xtensa/xtensa.h (TARGET_L32R): New definition.
25594 (TARGET_DEFAULT): Remove XCHAL_HAVE_L32R condition and account
25595 for it in xtensa_option_override.
25596 (HARD_FRAME_POINTER_IS_FRAME_POINTER,
25597 HARD_FRAME_POINTER_IS_ARG_POINTER): New definitions.
25599 2017-06-14 Boris Kolpackov <boris@codesynthesis.com>
25601 * doc/cppopts.texi: Document '-' special value to -MF.
25603 2017-06-14 Wilco Dijkstra <wdijkstr@arm.com>
25605 * config/arm/cortex-a53.md (cortex_a53_fpalu) Adjust latency.
25606 (cortex_a53_fconst): Likewise.
25607 (cortex_a53_fpmul): Likewise.
25608 (cortex_a53_f_load_64): Likewise.
25609 (cortex_a53_f_load_many): Likewise.
25610 (cortex_a53_advsimd_alu): Likewise.
25611 (cortex_a53_advsimd_alu_q): Likewise.
25612 (cortex_a53_advsimd_mul): Likewise.
25613 (cortex_a53_advsimd_mul_q): Likewise.
25614 (fpmac bypass): Add new bypass for fpmac-fpmac case.
25615 Add missing fmul, r2f_cvt and fconst cases.
25617 2017-06-14 Richard Biener <rguenther@suse.de>
25619 PR middle-end/81088
25620 * fold-const.c (split_tree): Drop TREE_OVERFLOW flag from
25622 (fold_binary_loc): When associating do not treat pre-existing
25623 TREE_OVERFLOW on literal constants as a reason to allow
25624 TREE_OVERFLOW on associated literal constants.
25626 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
25628 * config/sparc/sparc.h (MASK_ISA): Add MASK_LEON and MASK_LEON3.
25629 (MASK_FEATURES): New macro.
25630 * config/sparc/sparc.c (sparc_option_override): Remove the special
25631 handling of -mfpu and generalize it to all MASK_FEATURES switches.
25633 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
25635 * simplify-rtx.c (simplify_binary_operation_1) <UDIV>: Do not simplify
25636 a division of 0 if non-call exceptions are enabled.
25638 2017-06-14 Andrew Pinski <apinski@cavium.com>
25639 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
25642 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
25643 Improve vector initialization code gen for only variable case.
25645 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
25647 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-T5 entry.
25649 2017-06-14 Richard Biener <rguenther@suse.de>
25651 PR tree-optimization/81083
25652 * tree-ssa-sccvn.c (vn_reference_lookup_3): Do not use abnormals
25655 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25657 * config/rs6000/rs6000.c: Update all comments that mentioned SPE.
25658 (rs6000_expand_builtin): Remove RS6000_BTC_EVSEL.
25659 * config/rs6000/rs6000.h (RS6000_BTC_EVSEL): Delete.
25660 * config/rs6000/vxworks.h (VXCPU_FOR_8548): Delete. Adjust former use.
25661 * config/rs6000/vxworksae.h (VXCPU_FOR_8548): Delete.
25662 * config/rs6000/vxworksmils.h (VXCPU_FOR_8548): Delete.
25664 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25666 * config/rs6000/rs6000-opts.h (enum rs6000_vector): Delete VECTOR_SPE.
25667 * config/rs6000/rs6000.c (rs6000_debug_vector_unit): Delete VECTOR_SPE.
25669 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25671 * config/rs6000/rs6000.h (FIXED_SCRATCH): Delete.
25673 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25675 * config/rs6000/t-rtems: Don't handle SPE.
25677 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25679 * config/rs6000/t-linux: Don't handle SPE.
25681 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25683 * config/rs6000/eabispe.h: Delete file.
25685 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25687 * config/rs6000/t-spe: Delete file.
25689 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25691 * config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete.
25692 (rs6000_legitimate_offset_address_p): Return false for anything in
25693 V2SImode or V2SFmode.
25695 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
25697 * config/rs6000/rs6000-modes.def: Remove all 8-byte vector modes
25698 except V2SF and V2SI. Rearrange the vector modes, and add comments.
25699 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Remove V8QImode
25701 (reg_offset_addressing_ok_p): Remove V4HImode and V1DImode.
25702 (rs6000_legitimate_offset_address_p): Ditto.
25703 (rs6000_emit_move): Ditto.
25704 (rs6000_init_builtins): Remove V4HI_type_node.
25706 2017-06-13 Martin Liska <mliska@suse.cz>
25709 * asan.c (asan_sanitize_stack_p): Use sanitize_flags_p.
25710 (gate_asan): Likewise.
25711 * asan.h (asan_no_sanitize_address_p): Remove the function.
25712 (sanitize_flags_p): New function.
25713 * builtins.def: Fix coding style.
25714 * common.opt: Use renamed enum value.
25715 * convert.c (convert_to_integer_1): Use sanitize_flags_p.
25716 * doc/extend.texi: Document no_sanitize attribute.
25717 * flag-types.h (enum sanitize_code): Rename SANITIZE_NONDEFAULT
25718 to SANITIZE_UNDEFINED_NONDEFAULT.
25719 * gcc.c (sanitize_spec_function): Use the renamed enum value.
25720 * gimple-fold.c (optimize_atomic_compare_exchange_p):
25721 Use sanitize_flags_p.
25722 * gimplify.c (gimplify_function_tree): Likewise.
25723 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Likewise.
25724 * opts.c (parse_no_sanitize_attribute): New function.
25725 (common_handle_option): Use renamed enum value.
25726 * opts.h (parse_no_sanitize_attribute): Declare.
25727 * tree.c (sanitize_flags_p): New function.
25728 * tree.h: Declared here.
25729 * tsan.c: Use sanitize_flags_p.
25730 * ubsan.c (ubsan_expand_null_ifn): Likewise.
25731 (instrument_mem_ref): Likewise.
25732 (instrument_bool_enum_load): Likewise.
25733 (do_ubsan_in_current_function): Remove the function.
25734 (pass_ubsan::execute): Use sanitize_flags_p.
25735 * ubsan.h: Remove do_ubsan_in_current_function
25736 * tree-cfg.c (print_no_sanitize_attr_value): New function.
25737 (dump_function_to_file): Use it here.
25739 2017-06-13 Martin Jambor <mjambor@suse.cz>
25741 PR tree-optimization/80803
25742 PR tree-optimization/81063
25743 * tree-sra.c (subtree_mark_written_and_enqueue): Move up in the file.
25744 (propagate_subaccesses_across_link): Enqueue subtree whenever
25745 necessary instead of relying on the caller.
25747 2017-06-13 Martin Jambor <mjambor@suse.cz>
25749 * tree-sra.c (add_access_to_work_queue): Only enqueue accesses
25750 that have a first_link.
25751 (sort_and_splice_var_accesses): Do not check first_link before
25753 (subtree_mark_written_and_enqueue): Likewise.
25754 (propagate_all_subaccesses): Likewise and do not stop at first
25755 parent with a first_link.
25757 2017-06-13 Martin Jambor <mjambor@suse.cz>
25759 * tree-sra.c (dump_access_tree_1): Fix accidental dumping to stderr
25762 2017-06-13 Yury Gribov <tetra2005@gmail.com>
25764 * match.pd: New pattern.
25766 2017-06-13 Yury Gribov <tetra2005@gmail.com>
25768 * tree-vrp.c (is_masked_range_test): New function.
25769 (register_edge_assert_for): Determine ranges for
25772 2017-06-13 Yury Gribov <tetra2005@gmail.com>
25774 PR tree-optimization/67328
25775 * fold-const.c (maskable_range_p): New function.
25776 (build_range_check): Generate bittests if possible.
25778 2017-06-13 Martin Liska <mliska@suse.cz>
25780 * gimple-pretty-print.c (dump_probability): Add new argument.
25781 (dump_edge_probability): Dump both probability and count.
25782 (dump_gimple_label): Likewise.
25783 (dump_gimple_bb_header): Likewise.
25785 2017-06-13 Georg-Johann Lay <avr@gjlay.de>
25788 * config/avr/avr-devices.c: Fix indentation.
25789 * config/avr/gen-avr-mmcu-specs.c: Dito.
25791 2017-06-13 Richard Biener <rguenther@suse.de>
25793 * tree-vect-loop.c (vect_model_reduction_cost): Do not fail,
25794 instead get vector type from stmt_info.
25795 (vectorizable_reduction): Adjust. Remove dead code.
25797 2017-06-13 Richard Biener <rguenther@suse.de>
25799 PR middle-end/81065
25800 * fold-const.c (extract_muldiv_1): Remove bogus distribution
25801 case of C * (x * C2 + C3).
25802 (fold_addr_of_array_ref_difference): Properly fold index difference.
25804 2017-06-12 David S. Miller <davem@davemloft.net>
25807 * config/sparc/sparc.md (return expander): Emit frame blockage if
25808 function uses alloca.
25810 2017-06-12 Richard Sandiford <richard.sandiford@linaro.org>
25812 * combine.c (make_field_assignment): Check len rather than the mode
25813 precision when calling force_to_mode.
25815 2017-06-12 Georg-Johann Lay <avr@gjlay.de>
25817 Support multilibs and devices that see flash in RAM address range.
25820 * config/avr/avr-arch.h (avr_arch_id) <ARCH_AVRXMEGA3>: New enum.
25821 (avr_mcu_t) <flash_pm_offset>: New field.
25822 (avr_device_specific_features) <AVR_ISA_RCALL>: New enum.
25823 * config/avr/avr.h (AVR_SHORT_CALLS): New define.
25824 (AVR_HAVE_JMP_CALL): Don't set if AVR_SHORT_CALLS.
25825 (AVR_TINY_PM_OFFSET): Remove macro.
25826 * config/avr/avr.opt (-mshort-calls): New option.
25827 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
25828 [*self_spec]: Add / remove -mshort-calls depending on AVR_ISA_RCALL.
25829 * config/avr/avr-c.c (avr_cpu_cpp_builtins)
25830 <__AVR_SHORT_CALLS__>: Built-in define if AVR_SHORT_CALLS.
25831 <__AVR_HAVE_JMP_CALL__>: Use AVR_HAVE_JMP_CALL as condition
25832 instead of avr_arch->have_jmp_call.
25833 <__AVR_PM_BASE_ADDRESS__>: Built-in define if avr_arch->flash_pm_offset.
25834 [AVR_TINY] <__AVR_TINY_PM_BASE_ADDRESS__>: Use
25835 avr_arch->flash_pm_offset to define.
25836 * config/avr/avr-devices.c (avr_arch_types): Add initializers for
25837 new field flash_pm_offset. Add entry for avrxmega3.
25838 (avr_texinfo): Add entry for avrxmega3.
25839 * config/avr/avr-mcus.def: Add entries for: avrxmega3,
25840 attiny212, attiny214,
25841 attiny412, attiny414, attiny416, attiny417,
25842 attiny814, attiny816, attiny817,
25843 attiny1614, attiny1616, attiny1617,
25844 attiny3214, attiny3216, attiny3217.
25845 * config/avr/avr.c (avr_assemble_integer)[AVR_TINY]: Use
25846 avr_arch->flash_pm_offset instead of AVR_TINY_PM_OFFSET.
25847 (avr_print_operand_address) [AVR_TINY]: Same.
25848 (avr_asm_init_sections) <readonly_data_section>: Only patch
25849 callback if avr_arch->flash_pm_offset = 0.
25850 (avr_asm_named_section) <avr_need_copy_data_p>: Skip setting it
25851 for rodata if avr_arch->flash_pm_offset != 0.
25852 (avr_encode_section_info) [AVR_TINY]: Adjust comment.
25853 * config/avr/genmultilib.awk (dir_rcall, opt_rcall): New vars.
25854 (opts) [AVR_ISA_RCALL]: Append opt_rcall.
25855 (m_options): Append opt_rcall.
25856 (m_dirnames): Append dir_rcall.
25857 * config/avr/t-multilib: Regenerate.
25859 * configure.ac [target=avr]: Check whether avrxmega3 default
25860 linker description file works as needed.
25861 * configure: Regenerate.
25862 * doc/avr-mmcu.texi: Regenerate.
25863 * doc/invoke.texi (AVR Options) <-mshort-calls>: Document it.
25864 <__AVR_ARCH__>: Document avrxmega3 and 103.
25865 <__AVR_HAVE_JMP_CALL__>: Adjust documentation.
25866 <__AVR_SHORT_CALLS__>: Document it.
25867 <__AVR_PM_BASE_ADDRESS__>: Document it.
25868 * doc/extend.texi (AVR Options) <-mshort-calls>: Document it.
25869 (AVR Variable Attributes) <progmem>: Document this is
25870 not needed for avrxmega3.
25871 (AVR Named Address Spaces) <__flash>: Dito.
25873 2017-06-12 Jan Hubicka <hubicka@ucw.cz>
25875 * cgraph.c (cgraph_node::dump): Complain about profile insanities.
25877 2017-06-12 Doug Rupp <rupp@adacore.com>
25879 * config.gcc (*-*-vxworks*): Set use_gcc_stdint to "provide".
25880 Append vxworks-stdint.h to the tm_file list.
25881 * config/vxworks-stdint.h: New file.
25883 2017-06-12 Martin Liska <mliska@suse.cz>
25885 PR tree-optimization/81041
25886 * tree-profile.c (gimple_gen_ic_func_profiler):
25887 Create an extra BB in profile-generate
25888 (gimple_gen_time_profiler): Likewise.
25890 2017-06-12 Jakub Jelinek <jakub@redhat.com>
25892 PR tree-optimization/81003
25893 * tree-ssa-reassoc.c (force_into_ssa_name): New function.
25894 (update_range_test): Use it instead of force_gimple_operand_gsi.
25896 2017-06-12 Richard Biener <rguenther@suse.de>
25898 PR tree-optimization/81053
25899 * tree-vect-loop.c (vect_is_simple_reduction): Handle PHI
25900 with backedge value not defined in loop. Simplify def stmt
25903 2017-06-11 Tom de Vries <tom@codesourcery.com>
25906 * config/nvptx/nvptx.c (nvptx_cannot_force_const_mem): New function.
25908 (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
25909 nvptx_cannot_force_const_mem.
25911 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
25913 * opts.c (finish_options): Move test for flag_split_stack after
25914 it has been initialized.
25916 2017-06-11 Jason Merrill <jason@redhat.com>
25918 * tree.h (id_equal): New.
25919 * dwarf2out.c, hsa-gen.c, ipa-devirt.c, omp-expand.c,
25920 omp-simd-clone.c, read-rtl-function.c, tree-chkp.c, tree.c: Use it
25921 instead of strcmp of IDENTIFIER_POINTER.
25923 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
25925 * ipa-inline-transform.c: Include function.h, cfg.h and basic-block.h
25926 (mark_all_inlined_calls_cdtor): Fix formating.
25927 (inline_transform): Rescale profile before inlining.
25929 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
25931 * cgraph.h (cgraph_edge::clone): Update prototype.
25932 * cgraphclones.c (cgraph_edge::clone): Update profile scaling.
25933 (cgraph_node::create_clone): Update.
25934 (cgraph_node::create_version_clone): Update.
25935 * tree-inline.c (copy_bb): Update.
25936 (expand_call_inline): Update.
25938 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
25940 * config/rs6000/rs6000.c (emit_vrsave_prologue): New function,
25941 factored out from ...
25942 (rs6000_emit_prologue): ... here.
25944 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
25946 * config/rs6000/rs6000.c (emit_split_stack_prologue): New function,
25947 factored out from ...
25948 (rs6000_emit_prologue): ... here.
25950 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
25952 * predict.c (drop_profile): Also drop individual bb/edge and cgraph
25954 (handle_missing_profiles): Fix computation of tp_first_run.
25955 (counts_to_freqs): Do not touch freqs when count is 0.
25957 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
25959 * cgraphbuild.c (cgraph_edge::rebuild_references): Do not touch
25962 2017-06-10 Tom de Vries <tom@codesourcery.com>
25964 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
25965 attributes): Document signal effective target.
25967 2017-06-10 Tom de Vries <tom@codesourcery.com>
25969 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
25970 Document effective target stack_size.
25972 2017-06-09 David Malcolm <dmalcolm@redhat.com>
25974 * diagnostic.c (diagnostic_report_diagnostic): Only add fixits
25975 to the edit_context if they can be auto-applied.
25977 2017-06-9 Ian Lance Taylor <iant@golang.org>
25979 * opts.c (finish_options): If -fsplit-stack, disable implicit
25980 -forder-blocks-and-partition.
25981 * doc/invoke.texi (Optimize Options): Document that when using
25982 -fsplit-stack -forder-blocks-and-partition is not implicitly
25985 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
25987 * builtin-attrs.def (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST,
25988 ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST,
25989 ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST): New.
25990 * builtins.def (abort, trap, unreachable): Declare cold.
25991 * calls.c (flags_from_decl_or_type): Lookup ECF_COLD.
25992 * tree-core.h (ECF_COLD): New.
25993 * tree.c (set_call_expr_flags): Handle ECF_COLD.
25994 (build_common_builtin_nodes): Mark unreachable and abort as cold.
25996 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
25998 * predict.c (unlikely_executed_stmt_p): Cleanup.
26000 2017-06-09 Richard Biener <rguenther@suse.de>
26002 * tree-ssa-loop-im.c (execute_sm): Do not force multi-threaded
26003 model if the ref is always written to.
26005 2017-06-09 Tamar Christina <tamar.christina@arm.com>
26007 * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2): New.
26009 2017-06-09 Tamar Christina <tamar.christina@arm.com>
26011 * config/arm/arm.c (arm_rtx_costs_internal): Make sdiv more expensive
26014 2017-06-09 Tom de Vries <tom@codesourcery.com>
26017 * config/nvptx/nvptx.md (define_expand "mov<QHSDISDFM>"): Error out with
26018 "target cannot support label values" when encountering LABEL_REF.
26020 2017-06-09 Martin Liska <mliska@suse.cz>
26022 * tree-profile.c (gimple_gen_ic_profiler): Update comment.
26023 (gimple_gen_ic_func_profiler): Emit direct comparison
26024 of __gcov_indirect_call_callee with NULL.
26025 (gimple_gen_time_profiler): Change probability from
26026 PROB_VERY_UNLIKELY to PROB_UNLIKELY.
26028 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
26030 * profile.c (edge_gcov_counts): Turn to pointer.
26031 (compute_branch_probabilities, compute_branch_probabilities): Update.
26032 (branch_prob): Do not clear edge_gcov_count.
26033 * profile.h (edge_gcov_counts): Turn to pointer.
26034 (edge_gcov_count): Update.
26036 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
26038 * gimple.h (gimple_check_failed): Mark cold.
26040 2017-06-09 Richard Biener <rguenther@suse.de>
26042 PR tree-optimization/66623
26043 * tree-vect-loop.c (vect_is_simple_reduction): Cleanup,
26044 refactor check_reduction into two parts, properly computing
26045 whether we have to check reduction validity for outer loop
26048 2017-06-09 Richard Biener <rguenther@suse.de>
26050 PR tree-optimization/79483
26051 * graphite-scop-detection.c (order): New global.
26052 (get_order): Compute bb to order mapping that satisfies code
26053 generation constraints.
26054 (cmp_pbbs): New helper.
26055 (build_scops): Start domwalk at entry block, sort generated
26058 2017-06-09 Richard Biener <rguenther@suse.de>
26060 PR middle-end/81007
26061 * ipa-polymorphic-call.c
26062 (ipa_polymorphic_call_context::restrict_to_inner_class):
26063 Skip FIELD_DECLs with error_mark_node type.
26064 * passes.def (all_lowering_passes): Run pass_build_cgraph_edges
26067 2017-06-09 Martin Liska <mliska@suse.cz>
26069 * predict.c (struct branch_predictor): New struct.
26070 (test_prediction_value_range): New test.
26071 (predict_c_tests): New function.
26072 * selftest-run-tests.c (selftest::run_tests): Run the function.
26073 * selftest.h: Declare new tests.
26075 2017-06-09 Segher Boessenkool <segher@kernel.crashing.org>
26078 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Assert that
26079 gen_add3_insn did not fail.
26080 * config/rs6000/rs6000.md (add<mode>3): If asked to add a constant to
26081 r0, construct that number in a temporary reg and add that reg to r0.
26082 If asked to put the result in r0 as well, fail.
26084 2017-06-08 Will Schmidt <will_schmidt@vnet.ibm.com>
26086 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
26087 for early expansion of vec_eqv.
26089 2017-06-08 Jakub Jelinek <jakub@redhat.com>
26091 PR middle-end/81005
26092 * ubsan.c (instrument_null): Avoid pointless code temporary.
26093 (pass_ubsan::execute): Instrument aggregate arguments of calls.
26095 2017-06-08 Uros Bizjak <ubizjak@gmail.com>
26099 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
26102 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
26105 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
26107 * predict.c (unlikely_executed_edge_p): Move ahead.
26108 (probably_never_executed_edge_p): Use it.
26110 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
26112 PR middle-end/79988
26113 * tree-chkp.c (chkp_gimple_call_builtin_p): Remove
26114 gimple_call_builtin_p call.
26116 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
26118 * system.h (fancy_abort): Annotate by ATTRIBUTE_COLD.
26119 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
26120 rtl_check_failed_type2, rtl_check_failed_code1,
26121 rtl_check_failed_code2, rtl_check_failed_code_mode,
26122 rtl_check_failed_block_symbol, cwi_check_failed_bounds,
26123 rtvec_check_failed_bounds, rtl_check_failed_flag,
26124 _fatal_insn_not_found, _fatal_insn): Likewise.
26125 * tree.h (tree_contains_struct_check_failed,
26126 tree_check_failed, tree_not_check_failed,
26127 tree_class_check_failed, tree_range_check_failed,
26128 tree_not_class_check_failed, tree_int_cst_elt_check_failed,
26129 tree_vec_elt_check_failed, phi_node_elt_check_failed,
26130 tree_operand_check_failed, omp_clause_check_failed,
26131 omp_clause_operand_check_failed, omp_clause_range_check_failed):
26134 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
26136 * cgraph.c (cgraph_edge::maybe_hot_p): Do not check
26137 flag_branch_probabilities.
26138 * ipa-inline.c (edge_badness): Likewise.
26139 * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
26140 * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
26141 * predict.c (maybe_hot_frequency_p): Likewise.
26142 (probably_never_executed): Likewise.
26143 * sched-ebb.c (schedule_ebbs): Likewise.
26144 * sched-rgn.c (find_single_block_region): Likewise.
26145 * tracer.c (tail_duplicate): Likewise.
26147 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
26149 * opts.c (finish_options): x_flag_reorder_blocks_and_partition no
26150 longer requires x_flag_profile_use.
26152 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
26154 * cfgrtl.c (cfg_layout_initialize): Check crtl->has_bb_partition
26155 instead of flag_reorder_blocks_and_partition.
26156 * dbxout.c (dbxout_function_end): Likewise.
26157 * dwarf2out.c (gen_subprogram_die): Likewise.
26158 * haifa-sched.c (sched_create_recovery_edges): Likewise.
26159 * hw-doloop.c (reorg_loops): Likewise.
26160 * varasm.c (assemble_start_function,
26161 assemble_end_function): Likewise.
26162 (decide_function_section): Do not check for
26163 flag_reorder_blocks_and_partition.
26165 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
26167 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
26169 (chkp_get_hard_register_fake_addr_expr): Ditto.
26170 (chkp_build_addr_expr): Add check for hard reg case.
26171 (chkp_parse_array_and_component_ref): Ditto.
26172 (chkp_find_bounds_1): Ditto.
26173 (chkp_process_stmt): Don't generate bounds store for
26176 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
26178 * predict.c (maybe_hot_bb_p): Do not check profile status.
26179 (maybe_hot_edge_p): Likewise.
26180 (probably_never_executed): Check for zero counts even if profile
26182 (unlikely_executed_edge_p): New function.
26183 (unlikely_executed_stmt_p): New function.
26184 (unlikely_executed_bb_p): New function.
26185 (set_even_probabilities): Use unlikely predicates.
26186 (combine_predictions_for_bb): Likewise.
26187 (predict_paths_for_bb): Likewise.
26188 (predict_paths_leading_to_edge): Likewise.
26189 (determine_unlikely_bbs): New function.
26190 (estimate_bb_frequencies): Use it.
26191 (compute_function_frequency): Use zero counts even if profile is
26193 * profile-count.h: Fix typo.
26195 2017-08-08 Julia Koval <julia.koval@intel.com>
26197 * config/i386/avx512bwintrin.h (_mm512_mask_cvtepi16_storeu_epi8,
26198 _mm512_mask_cvtsepi16_storeu_epi8,
26199 _mm512_mask_cvtusepi16_storeu_epi8): New intrinsics.
26200 * config/i386/avx512vlbwintrin.h (_mm256_mask_cvtepi16_storeu_epi8,
26201 _mm_mask_cvtsepi16_storeu_epi8, _mm256_mask_cvtsepi16_storeu_epi8,
26202 _mm_mask_cvtusepi16_storeu_epi8, _mm256_mask_cvtusepi16_storeu_epi8,
26203 _mm_mask_cvtepi16_storeu_epi8): New intrinsics.
26204 * config/i386/i386-builtin-types.def (PV8Q, V8QI): New pointer type.
26205 (VOID_FTYPE_PV32QI_V32HI_USI, VOID_FTYPE_PV8QI_V8HI_UQI,
26206 VOID_FTYPE_PV16QI_V16HI_UHI): New function types.
26207 * config/i386/i386-builtin.def (__builtin_ia32_pmovwb128mem_mask,
26208 __builtin_ia32_pmovwb256mem_mask, __builtin_ia32_pmovswb128mem_mask,
26209 __builtin_ia32_pmovswb256mem_mask, __builtin_ia32_pmovuswb128mem_mask,
26210 __builtin_ia32_pmovuswb256mem_mask,
26211 __builtin_ia32_pmovuswb512mem_mask, __builtin_ia32_pmovswb512mem_mask)
26212 __builtin_ia32_pmovwb512mem_mask): New builtins.
26214 2017-08-08 Julia Koval <julia.koval@intel.com>
26216 PR target/73350,80862
26217 * config/i386/subst.md (round): Fix round pattern.
26218 * config/i386/i386.c (ix86_erase_embedded_rounding):
26219 Fix erasing rounding for the fixed pattern.
26221 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
26223 * cfgbuild.c (find_many_sub_basic_blocks): Fix thinko.
26225 2017-06-08 Martin Liska <mliska@suse.cz>
26227 PR gcov-profile/80911
26228 * gcov.c (block_info::block_info): New constructor.
26230 2017-06-07 Carl Love <cel@us.ibm.com>
26232 * config/rs6000/rs6000-c: The return type of the following
26233 built-in functions was implemented as int not long long. Fix sign
26234 of return value for the unsigned version of vec_mulo and vec_mule.
26235 vector unsigned long long vec_bperm (vector unsigned long long,
26236 vector unsigned char)
26237 vector signed long long vec_mule (vector signed int,
26239 vector unsigned long long vec_mule (vector unsigned int,
26240 vector unsigned int)
26241 vector signed long long vec_mulo (vector signed int,
26243 vector unsigned long long vec_mulo (vector unsigned int,
26244 vector unsigned int)
26245 * doc/extend.texi: Fix the documentation for the built-in
26248 2017-06-07 Carl Love <cel@us.ibm.com>
26251 * config/rs6000/altivec.md (double<mode>2): Fix the implementation of
26254 2017-06-07 Carl Love <cel@us.ibm.com>
26256 * config/rs6000/altivec.md: Fix argument swizzle in vec_doublel
26257 support, Generate doublehv for signed int/float for BE case only.
26259 2017-06-07 Alexander Monakov <amonakov@ispras.ru>
26261 * doc/invoke.texi (mcx16): Rewrite.
26263 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26265 * config/rs6000/predicates.md (rs6000_nonimmediate_operand): Delete.
26266 * config/rs6000/rs6000.md (*movsi_internal1, movsi_from_sf,
26267 *mov<mode>_softfloat, and an anonymous splitter): Use
26268 nonimmediate_operand instead of rs6000_nonimmediate_operand.
26270 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26272 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE_ACC and
26274 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
26275 (enum rs6000_reg_type): Delete SPE_ACC_TYPE and SPEFSCR_REG_TYPE.
26276 (rs6000_debug_reg_global): Adjust.
26277 (rs6000_init_hard_regno_mode_ok): Adjust.
26278 (rs6000_dbx_register_number): Adjust.
26279 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change to 115.
26280 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
26281 Remove SPE_ACC and SPEFSCR.
26282 (REG_ALLOC_ORDER): Ditto.
26283 (FRAME_POINTER_REGNUM): Change to 111.
26284 (enum reg_class): Remove the SPE_ACC and SPEFSCR registers.
26285 (REG_CLASS_NAMES): Ditto.
26286 (REG_CLASS_CONTENTS): Delete the SPE_ACC and SPEFSCR registers.
26287 (REGISTER_NAMES): Ditto.
26288 (ADDITIONAL_REG_NAMES): Ditto.
26289 (rs6000_reg_names): Ditto.
26290 * config/rs6000/rs6000.md: Renumber some register number
26293 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26295 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE high
26297 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
26298 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change from 149
26300 (DWARF_REG_TO_UNWIND_COLUMN): Do not define.
26301 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
26302 Delete the SPE high registers.
26303 (REG_ALLOC_ORDER): Ditto.
26304 (enum reg_class): Remove SPE_HIGH_REGS.
26305 (REG_CLASS_NAMES): Ditto.
26306 (REG_CLASS_CONTENTS): Delete the SPE high registers.
26307 (REGISTER_NAMES): Ditto.
26308 (rs6000_reg_names): Ditto.
26309 * doc/tm.texi.in: Remove SPE as example.
26310 * doc/tm.texi: Regenerate.
26312 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26314 * config/rs6000/8540.md (ppc8540_brinc): Delete.
26315 * config/rs6000/e500mc.md (e500mc_brinc): Delete.
26316 * config/rs6000/e500mc64.md (e500mc64_brinc): Delete.
26317 * config/rs6000/rs6000.md (type): Remove "brinc".
26319 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26321 * config.gcc (powerpc*-*-*): Don't add spe.h to extra_headers.
26322 (powerpc*-linux*spe*): Use ${cpu_type} instead of rs6000.
26323 * config/rs6000/linuxspe.h: Delete file.
26324 * config/rs6000/rs6000.md: Don't include spe.md.
26325 * config/rs6000/spe.h: Delete file.
26326 * config/rs6000/spe.md: Delete file.
26327 * config/rs6000/t-rs6000: Remove spe.md.
26329 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26331 * config/rs6000/predicates.md (reg_or_mem_operand): Reformat.
26332 (reg_or_none500mem_operand): Delete.
26333 * config/rs6000/rs6000.md (extendsfdf2): Use reg_or_mem_operand
26334 instead of reg_or_none500mem_operand.
26336 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26338 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
26339 handling of SPE flags.
26340 * config/rs6000/rs6000.opt (-mspe, -mspe=no, -mspe=yes): Delete.
26342 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26344 * config/rs6000/rs6000-common.c (rs6000_handle_option): Remove
26346 * config/rs6000/paired.md (paired_negv2sf2): Rename to negv2sf2.
26347 (paired_absv2sf2, paired_addv2sf3, paired_subv2sf3, paired_mulv2sf3,
26348 paired_divv2sf3): Similar.
26349 * config/rs6000/predicates.md: Replace TARGET_SPE, TARGET_SPE_ABI,
26350 SPE_VECTOR_MODE and SPE_HIGH_REGNO_P by 0; simplify.
26351 * config/rs6000/rs6000-builtin.def: Delete RS6000_BUILTIN_E and
26353 Delete BU_SPE_1, BU_SPE_2, BU_SPE_3, BU_SPE_E, BU_SPE_P, and BU_SPE_X.
26354 Rename the paired_* instruction patterns.
26355 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Do not
26357 * config/rs6000/rs6000-protos.h (invalid_e500_subreg): Delete.
26358 * config/rs6000/rs6000.c: Delete RS6000_BUILTIN_E and RS6000_BUILTIN_S.
26359 (struct rs6000_stack): Delete fields spe_gp_save_offset, spe_gp_size,
26360 spe_padding_size, and spe_64bit_regs_used. Replace TARGET_SPE and
26361 TARGET_SPE_ABI with 0, simplify. Replace SPE_VECTOR_MODE with
26362 PAIRED_VECTOR_MODE.
26363 (struct machine_function): Delete field spe_insn_chain_scanned_p.
26364 (spe_func_has_64bit_regs_p): Delete.
26365 (spe_expand_predicate_builtin): Delete.
26366 (spe_expand_evsel_builtin): Delete.
26367 (TARGET_DWARF_REGISTER_SPAN): Do not define.
26368 (TARGET_MEMBER_TYPE_FORCES_BLK): Do not define.
26369 (invalid_e500_subreg): Delete.
26370 (rs6000_legitimize_address): Always force_reg op2 as well, for
26371 paired single memory accesses.
26372 (rs6000_member_type_forces_blk): Delete.
26373 (rs6000_spe_function_arg): Delete.
26374 (rs6000_expand_unop_builtin): Delete SPE handling.
26375 (rs6000_expand_binop_builtin): Ditto.
26376 (spe_expand_stv_builtin): Delete.
26377 (bdesc_2arg_spe): Delete.
26378 (spe_expand_builtin): Delete.
26379 (spe_expand_predicate_builtin): Delete.
26380 (spe_expand_evsel_builtin): Delete.
26381 (rs6000_invalid_builtin): Remove RS6000_BTM_SPE handling.
26382 (spe_init_builtins): Delete.
26383 (spe_func_has_64bit_regs_p): Delete.
26384 (savres_routine_name): Delete "info" parameter. Adjust callers.
26385 (rs6000_emit_stack_reset): Ditto.
26386 (rs6000_dwarf_register_span): Delete.
26387 * config/rs6000/rs6000.h (TARGET_SPE_ABI, TARGET_SPE,
26388 UNITS_PER_SPE_WORD, SPE_HIGH_REGNO_P, SPE_SIMD_REGNO_P,
26389 SPE_VECTOR_MODE, RS6000_BTM_SPE, RS6000_BUILTIN_E, RS6000_BUILTIN_S):
26391 * config/rs6000/rs6000.md (FIRST_SPE_HIGH_REGNO, LAST_SPE_HIGH_REGNO):
26393 * config/rs6000/rs6000.opt (-mabi=spe, -mabi=no-spe): Delete.
26394 * config/rs6000/spe.md: Delete every pattern that uses TARGET_SPE.
26395 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
26396 mulv2sf3, divv2sf3): Delete expanders.
26398 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26400 config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): Delete.
26402 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26404 * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit): Delete.
26405 * config/rs6000/rs6000.c: Ditto.
26407 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26409 * config/rs6000/predicated.md (rs6000_cbranch_operator): Delete.
26410 * config/rs6000/rs6000.md: Replace rs6000_cbranch_operator by
26411 comparison_operator.
26413 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26415 * config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs.
26416 * config/rs6000/rs6000.opt: Ditto.
26417 * config/rs6000/t-rtems: Ditto.
26419 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26421 * config/rs6000/predicates.md: Replace TARGET_E500_DOUBLE and
26422 TARGET_E500_SINGLE by 0, simplify.
26423 * config/rs6000/rs6000.c: Ditto.
26424 (rs6000_option_override_internal): Delete CHECK_E500_OPTIONS.
26425 (spe_build_register_parallel): Delete.
26426 * config/rs6000/rs6000.h: Delete TARGET_E500_SINGLE,
26427 TARGET_E500_DOUBLE, and CHECK_E500_OPTIONS.
26428 * config/rs6000/rs6000.md: Replace TARGET_E500_DOUBLE,
26429 TARGET_E500_SINGLE, and <E500_CONVERT> by 0, simplify.
26430 (E500_CONVERT): Delete.
26431 * config/rs6000/spe.md: Remove many patterns and all define_constants.
26433 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
26435 * config/rs6000/darwin.md: Replace TARGET_FPRS by 1 and simplify.
26436 * config/rs6000/dfp.md: Ditto.
26437 (negdd2, *negdd2_fpr): Merge.
26438 (absdd2, *absdd2_fpr): Merge.
26439 (negtd2, *negtd2_fpr): Merge.
26440 (abstd2, *abstd2_fpr): Merge.
26441 * config/rs6000/e500.h: Delete file.
26442 * config/rs6000/predicates.md (rs6000_cbranch_operator): Replace
26443 TARGET_FPRS by 1 and simplify.
26444 * config/rs6000/rs6000-c.c: Ditto.
26445 * config/rs6000/rs6000.c: Ditto. Also replace TARGET_SF_SPE and
26446 TARGET_DF_SPE by 0.
26447 * config/rs6000/rs6000.h: Ditto. Delete TARGET_SF_SPE and
26449 * config/rs6000/rs6000.md: Ditto.
26450 (floatdidf2, *floatdidf2_fpr): Merge.
26451 (move_from_CR_gt_bit): Delete.
26452 * config/rs6000/spe.md: Replace TARGET_FPRS by 1 and simplify.
26453 (E500_CR_IOR_COMPARE): Delete.
26454 (All patterns that require !TARGET_FPRS): Delete.
26455 * config/rs6000/vsx.md: Replace TARGET_FPRS by 1 and simplify.
26457 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26459 * passes.def (pass_iv_canon): Move before pass_loop_distribution.
26461 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26463 * graphds.c (add_edge): Intitialize edge's attached data.
26464 (foll_in_subgraph, dfs_fst_edge, dfs_next_edge): New function
26465 pointer parameter. Call pointed function on each edge during
26466 graph traversing. Skip traversing the edge when the function
26468 (graphds_dfs, graphds_scc): Ditto.
26469 (for_each_edge): New parameter. Pass the new parameter to callback
26471 * graphds.h (skip_edge_callback): New function pointer type.
26472 (graphds_dfs, graphds_scc): New function pointer parameter.
26473 (graphds_edge_callback, for_each_edge): New parameter.
26475 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26477 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Factor
26478 out code checking if runtime alias check is possible to below ...
26479 Call the new function.
26480 * tree-data-ref.c (runtime_alias_check_p): ... to new function.
26481 * tree-data-ref.h (runtime_alias_check_p): New decalaration.
26483 2017-06-07 Marek Polacek <polacek@redhat.com>
26486 * fold-const.c (extract_muldiv_1) <case MINUS_EXPR>: Add
26487 TYPE_OVERFLOW_WRAPS check.
26489 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26491 * tree-vect-loop-manip.c (vect_do_peeling): Don't skip vector loop
26492 if versioning is required.
26493 * tree-vect-loop.c (vect_analyze_loop_2): Merge niter check for loop
26494 peeling with the check for versioning.
26496 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26498 * tree-vectorizer.h (vect_build_loop_niters): New parameter.
26499 * tree-vect-loop-manip.c (vect_build_loop_niters): New parameter.
26500 Set true to new parameter if new ssa variable is defined.
26501 (vect_gen_vector_loop_niters): Refactor. Set range information
26502 for the new vector loop bound variable.
26503 (vect_do_peeling): Ditto.
26505 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26507 * tree-affine.c (ssa.h): Include header file.
26508 (tree_to_aff_combination): Handle (T1)(X - CST) when inner type
26509 has wrapping overflow behavior.
26511 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26513 * tree-affine.c (tree_to_aff_combination): Handle (T1)(X + X).
26515 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26517 (aff_combination_expand): Move (T1)(X *+- CST) simplification to ...
26518 (tree_to_aff_combination): ... here.
26520 2017-06-07 Bin Cheng <bin.cheng@arm.com>
26522 * tree-ssa-loop-ivopts.c (ivopts_estimate_reg_pressure): New
26523 reg_pressure model function.
26524 (ivopts_global_cost_for_size): Delete.
26525 (determine_set_costs, iv_ca_recount_cost): Call new model function
26526 ivopts_estimate_reg_pressure.
26528 2017-06-07 Tamar Christina <tamar.christina@arm.com>
26530 * config/aarch64/aarch64.c (aarch64_rtx_costs): Make sdiv more
26531 expensive than udiv. Remove floating point cases from mod.
26533 2017-06-07 Tamar Christina <tamar.christina@arm.com>
26535 * config/arm/aarch-cost-tables.h (cortexa53_extra_cost):
26536 Increase idiv cost.
26538 2017-06-07 Tamar Christina <tamar.christina@arm.com>
26540 * config/aarch64/aarch64.md
26541 (copysignsf3): Fix mask generation.
26543 2017-06-07 Jakub Jelinek <jakub@redhat.com>
26545 * dumpfile.h (enum tree_dump_index): Rename TDI_generic to
26547 (class dump_manager): Add register_dumps method.
26548 * dumpfile.c: Include langhooks.h.
26549 (dump_files): Use 0 instead of 3/4/5 for TDI_{original,gimple,nested}.
26550 (FIRST_AUTO_NUMBERED_DUMP): Decrease to 1.
26551 (FIRST_ME_AUTO_NUMBERED_DUMP): Define.
26552 (dump_manager::dump_register): Start with 512 entries instead of 32.
26553 (dump_manager::register_dumps): New method.
26554 * toplev.c (general_init): Instead of invoking register_dumps
26555 langhook, invoke register_dumps method on the dump manager.
26556 * gimplify.c (gimplify_function_tree): Use TDI_gimple instead of
26559 2017-06-07 Richard Sandiford <richard.sandiford@linaro.org>
26561 * doc/md.texi: Clarify the restrictions on a define_insn condition.
26562 Say that # requires an associated define_split to exist, and that
26563 the define_split must be suitable for use after register allocation.
26565 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
26567 * cfgbuild.c (find_bb_boundaries): Initialize profile of split blocks.
26568 (compute_outgoing_frequencies): Also initialize zero counts.
26569 (find_many_sub_basic_blocks): Do not produce uninitialized profile
26570 around loops; preserve more of profile when nothing changes.
26572 2017-06-06 Jim Wilson <jim.wilson@linaro.org>
26574 * config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs): Move to
26576 * config/arm/aarch-cost-tables.h (qdf24xx_extra_costs): From here.
26577 * config/arm/arm-cpu-cdata.h: Regenerate.
26578 * config/arm/arm-cpu-data.h, config/arm/arm-cpu.h: Likewise.
26579 * config/arm/arm-tables.opt, config/arm/arm-tune.md: Likewise.
26580 * config/arm/arm-cpus.in: Delete falkor and qdf24xx entries.
26581 * config/arm/arm.c (arm_qdf24xx_tune): Delete.
26582 * config/arm/bpabi.h (BE8_LINK_SPEC): Delete falkor and qdf24xx
26584 * config/arm/t-aprofile (MULTILIB_MATCHES): Delete falkor and qdf24xx
26586 * config/arm/t-rmprofile: Likewise.
26587 * doc/invoke.texi (ARM Options): Drop falkor and qdf24xx support.
26589 2017-06-06 David S. Miller <davem@davemloft.net>
26592 * config/sparc/sparc.c (sparc_expand_prologue): Emit frame
26593 blockage if function uses alloca.
26595 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
26597 * tree-ssa-loop-prefetch.c (struct mem_ref_group, struct mem_ref):
26598 New "uid" fields to hold pretty-print IDs of group and ref.
26599 Memory references are now identified as <group_id>:<ref_id>
26600 instead of using [random] addresses.
26601 (dump_mem_details): Simplify, no functional change.
26602 (dump_mem_ref): Simplify and make output more concise.
26603 Replace couple of fprintf's throughout code with calls to dump_mem_ref.
26604 (find_or_create_group): Initialize group uid.
26605 (record_ref): Initialize ref uid. Improve debug output.
26606 (prune_group_by_reuse, should_issue_prefetch_p,)
26607 (should_issue_prefetch_p, schedule_prefetches, issue_prefetch_ref,)
26608 (mark_nontemporal_store, determine_loop_nest_reuse):
26609 Improve debug output.
26611 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
26613 * dbgcnt.def (prefetch): New debug counter.
26614 * tree-ssa-loop-prefetch.c (dbgcnt.h): New include.
26615 (schedule_prefetches): Stop issueing prefetches if debug counter
26618 2017-06-06 Tom de Vries <tom@codesourcery.com>
26620 * doc/sourcebuild.texi (Testsuites, C Language Testsuites,
26621 gcc.c-torture/compile): Remove mention of NO_LABEL_VALUES in fixme.
26623 2017-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26625 * config/aarch64/atomics.md (atomic_compare_and_swap<mode> expander):
26626 Use aarch64_reg_or_zero predicate for operand 4.
26627 (aarch64_compare_and_swap<mode> define_insn_and_split):
26628 Use aarch64_reg_or_zero predicate for operand 3. Add 'Z' constraint.
26629 (aarch64_store_exclusive<mode>): Likewise for operand 2.
26631 2017-06-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
26633 * config/arm/arm.c (arm_compute_save_reg_mask): Rename into ...
26634 (arm_compute_save_core_reg_mask): This.
26635 (thumb1_compute_save_reg_mask): Rename into ...
26636 (thumb1_compute_save_core_reg_mask): This.
26637 (arm_compute_save_reg0_reg12_mask): Adapt comment.
26638 (arm_compute_frame_layout): Likewise.
26640 2017-06-06 Richard Biener <rguenther@suse.de>
26642 PR tree-optimization/80974
26643 * tree-ssa-sccvn.c (set_ssa_val_to): Do not change but only
26644 keep or clear leaders SSA info.
26646 2017-06-06 Tom de Vries <tom@codesourcery.com>
26648 * config/nvptx/nvptx.c (split_mode_p): New function.
26649 (nvptx_declare_function_name, nvptx_print_operand): Use split_mode_p.
26651 2017-06-06 Tom de Vries <tom@codesourcery.com>
26653 * config/nvptx/nvptx.c (nvptx_print_operand): Use maybe_split_mode.
26655 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
26658 * tree-cfg.c (execute_fixup_cfg): Fix condition on when to rescale
26661 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
26663 * shrink-wrap.c (handle_simple_exit): Update profile.
26664 (try_shrink_wrapping): Upate profile.
26666 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
26668 * predict.c (tree_estimate_probability_bb): Add LOCAL_ONLY.
26669 (tree_guess_outgoing_edge_probabilities): New.
26670 * predict.h (tree_guess_outgoing_edge_probabilities): Declare.
26671 * tree-cfg.c (gimple_find_sub_bbs): Propagate profile.
26673 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
26675 * ipa-split.c (split_function): Initialize return bb profile.
26677 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
26679 * profile.c (compute_branch_probabilities): Also initialize
26680 EXIT_BLOCK profile.
26682 2017-06-06 Richard Biener <rguenther@suse.de>
26684 PR tree-optimization/80928
26685 * tree-vect-loop.c (vect_update_vf_for_slp): Amend dumps.
26686 (vect_analyze_loop_operations): Properly guard analysis for
26688 (vect_transform_loop): Likewise.
26689 (vect_analyze_loop_2): Also reset SLP type on PHIs.
26690 (vect_model_induction_cost): Do not cost for pure SLP.
26691 (vectorizable_induction): Pass in SLP node, implement SLP vectorization
26692 of induction in inner loop vectorization.
26693 * tree-vect-slp.c (vect_create_new_slp_node): Handle PHIs.
26694 (vect_get_and_check_slp_defs): Handle vect_induction_def.
26695 (vect_build_slp_tree): Likewise. Handle PHIs as terminating the
26697 (vect_analyze_slp_cost_1): Cost induction.
26698 (vect_detect_hybrid_slp_stmts): Handle PHIs.
26699 (vect_get_slp_vect_defs): Likewise.
26700 * tree-vect-stmts.c (vect_analyze_stmt): Handle induction.
26701 (vect_transform_stmt): Handle SLP reductions.
26702 * tree-vectorizer.h (vectorizable_induction): Adjust.
26704 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
26706 * config/rs6000/rs6000.c (make_resolver_func): Update
26707 init_lowered_empty_function call.
26709 2017-06-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
26711 * doc/invoke.texi: Document the -fprofile-abs-path option.
26712 * common.opt (fprofile-abs-path): New option.
26713 * gcov-io.h (gcov_write_filename): Declare.
26714 * gcov-io.c (gcov_write_filename): New function.
26715 * coverage.c (coverage_begin_function): Use gcov_write_filename.
26716 * profile.c (output_location): Likewise.
26718 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
26720 * shring-wrap.c: Revert accidental commit.
26722 2017-06-05 Volker Reichelt <v.reichelt@netcologne.de>
26724 * doc/invoke.texi (-Wduplicated-branches): Add to warning list.
26726 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
26728 * cfgexpand.c (expand_gimple_tailcall): Initialize profile of
26730 * ipa-inline.c (want_inline_self_recursive_call_p): Watch for missing
26731 profile in callgraph edge.
26732 * profile-count.h (apply_probability): If THIS is 0, then result is 0
26733 (apply_scale): Likewise.
26734 * tree-inline.c (copy_bb, copy_edges_for_bb, copy_cfg_body):
26735 Also scale profile when inlining function with zero profile.
26736 (initialize_cfun): Update exit block profile even when it is zero.
26737 * tree-ssa-threadupdate.c (clear_counts_path): Handle correctly case
26738 when profile is read.
26740 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
26742 * config/rs6000/rs6000.c (toplevel): Include attribs.h.
26743 (CLONE_*): New constants to define the processors we can generate
26744 code for with the target_clone attribute.
26745 (rs6000_clone_map): New array to identify which clone processors
26746 the current program is running on.
26747 (TARGET_COMPARE_VERSION_PRIORITY): Define to enable the
26748 target_clone attribute.
26749 (TARGET_GENERATE_VERSION_DISPATCHER_BODY): Likewise.
26750 (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): Likewise.
26751 (TARGET_OPTION_FUNCTION_VERSIONS): Likewise.
26752 (cpu_expand_builtin): Add support for target_clone attribute.
26753 (rs6000_valid_attribute_p): Allow "default" attribute.
26754 (get_decl_name): New debug function to simplify printing the
26755 current function name in debugging statements.
26756 (rs6000_clone_priority): New functions to support the target_clone
26757 attribute, and be able to generate code to switch between ISA 2.05
26758 through ISA 3.0 (power6 through power9).
26759 (rs6000_compare_version_priority): Likewise.
26760 (rs6000_get_function_versions_dispatcher): Likewise.
26761 (make_resolver_func): Likewise.
26762 (add_condition_to_bb): Likewise.
26763 (dispatch_function_versions): Likewise.
26764 (rs6000_generate_version_dispatcher_body): Likewise.
26765 (rs6000_can_inline_p): Call get_decl_name for debugging usage.
26766 (fusion_gpr_load_p): Fix a spacing issue.
26767 * doc/extend.texi (Common Function Attributes): Document that the
26768 PowerPC supports the target_clone attribute.
26770 2017-06-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
26772 * config/arm/arm.h: explain F symbol found in description of ARM
26773 register allocation in its legend.
26775 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
26777 * config/mips/frame-header-opt.c: Include profile-count.h.
26778 * config/riscv/riscv.c: Include profile-count.h
26780 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
26782 * tree-ssa-loop-im.c (execute_sm_if_changed): Add FLAG_BBS parameter;
26784 (sm_set_flag_if_changed): Add bbs field.
26785 (execute_sm_if_changed_flag_set): Pass BBS.
26786 (execute_sm): Update.
26788 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26790 * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
26793 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26795 * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): New define_insn.
26796 (peephole2): New peephole2 to emit the above.
26797 * config/aarch64/predicates.md (aarch64_sub_immediate): New predicate.
26799 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26801 * config/aarch64/aarch64.c (define_peephole2 above
26802 *sub_<shift>_<mode>): New peephole.
26804 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
26806 * config/i386/i386.c (make_resolver_func): Update.
26807 * Makefile.in: Add profile-count.h and profile-count.o
26808 * auto-profile.c (afdo_indirect_call): Update to new API.
26809 (afdo_set_bb_count): Update.
26810 (afdo_propagate_edge): Update.
26811 (afdo_propagate_circuit): Update.
26812 (afdo_calculate_branch_prob): Update.
26813 (afdo_annotate_cfg): Update.
26814 * basic-block.h: Include profile-count.h
26815 (struct edge_def): Turn count to profile_count.
26816 (struct basic_block_def): Likewie.
26817 (REG_BR_PROB_BASE): Move to profile-count.h
26818 (RDIV): Move to profile-count.h
26819 * bb-reorder.c (max_entry_count): Turn to profile_count.
26820 (find_traces): Update.
26821 (rotate_loop):Update.
26822 (connect_traces):Update.
26823 (sanitize_hot_paths):Update.
26824 * bt-load.c (migrate_btr_defs): Update.
26825 * cfg.c (RDIV): Remove.
26826 (init_flow): Use alloc_block.
26827 (alloc_block): Uninitialize count.
26828 (unchecked_make_edge): Uninitialize count.
26829 (check_bb_profile): Update.
26830 (dump_edge_info): Update.
26831 (dump_bb_info): Update.
26832 (update_bb_profile_for_threading): Update.
26833 (scale_bbs_frequencies_int): Update.
26834 (scale_bbs_frequencies_gcov_type): Update.
26835 (scale_bbs_frequencies_profile_count): New.
26836 * cfg.h (update_bb_profile_for_threading): Update.
26837 (scale_bbs_frequencies_profile_count): Declare.
26838 * cfgbuild.c (compute_outgoing_frequencies): Update.
26839 (find_many_sub_basic_blocks): Update.
26840 * cfgcleanup.c (try_forward_edges): Update.
26841 (try_crossjump_to_edge): Update.
26842 * cfgexpand.c (expand_gimple_tailcall): Update.
26843 (construct_exit_block): Update.
26844 * cfghooks.c (verify_flow_info): Update.
26845 (dump_bb_for_graph): Update.
26846 (split_edge): Update.
26847 (make_forwarder_block): Update.
26848 (duplicate_block): Update.
26849 (account_profile_record): Update.
26850 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
26851 (get_estimated_loop_iterations): Update.
26852 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
26853 (single_likely_exit): Update.
26854 * cfgloopmanip.c (scale_loop_profile): Update.
26856 (set_zero_probability): Update.
26857 (lv_adjust_loop_entry_edge): Update.
26858 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
26859 (purge_dead_edges): Update.
26860 (rtl_account_profile_record): Update.
26861 * cgraph.c (cgraph_node::create): Uninitialize count.
26862 (symbol_table::create_edge): Uninitialize count.
26863 (cgraph_update_edges_for_call_stmt_node): Update.
26864 (cgraph_edge::dump_edge_flags): Update.
26865 (cgraph_node::dump): Update.
26866 (cgraph_edge::maybe_hot_p): Update.
26867 * cgraph.h: Include profile-count.h
26868 (create_clone), create_edge, create_indirect_edge): Update.
26869 (cgraph_node): Turn count to profile_count.
26870 (cgraph_edge0: Likewise.
26871 (make_speculative, clone): Update.
26872 (create_edge): Update.
26873 (init_lowered_empty_function): Update.
26874 * cgraphclones.c (cgraph_edge::clone): Update.
26875 (duplicate_thunk_for_node): Update.
26876 (cgraph_node::create_clone): Update.
26877 * cgraphunit.c (cgraph_node::analyze): Update.
26878 (cgraph_node::expand_thunk): Update.
26879 * final.c (dump_basic_block_info): Update.
26880 * gimple-streamer-in.c (input_bb): Update.
26881 * gimple-streamer-out.c (output_bb): Update.
26882 * graphite.c (print_global_statistics): Update.
26883 (print_graphite_scop_statistics): Update.
26884 * hsa-brig.c: Include basic-block.h.
26885 * hsa-dump.c: Include basic-block.h.
26886 * hsa-gen.c (T sum_slice): Update.
26887 (convert_switch_statements):Update.
26888 * hsa-regalloc.c: Include basic-block.h.
26889 * ipa-chkp.c (chkp_produce_thunks): Update.
26890 * ipa-cp.c (struct caller_statistics): Update.
26891 (init_caller_stats): Update.
26892 (gather_caller_stats): Update.
26893 (ipcp_cloning_candidate_p): Update.
26894 (good_cloning_opportunity_p): Update.
26895 (get_info_about_necessary_edges): Update.
26896 (dump_profile_updates): Update.
26897 (update_profiling_info): Update.
26898 (update_specialized_profile): Update.
26899 (perhaps_add_new_callers): Update.
26900 (decide_about_value): Update.
26901 (ipa_cp_c_finalize): Update.
26902 * ipa-devirt.c (struct odr_type_warn_count): Update.
26903 (struct decl_warn_count): Update.
26904 (struct final_warning_record): Update.
26905 (possible_polymorphic_call_targets): Update.
26906 (ipa_devirt): Update.
26907 * ipa-fnsummary.c (redirect_to_unreachable): Update.
26908 * ipa-icf.c (sem_function::merge): Update.
26909 * ipa-inline-analysis.c (do_estimate_edge_time): Update.
26910 * ipa-inline.c (compute_uninlined_call_time): Update.
26911 (compute_inlined_call_time): Update.
26912 (want_inline_small_function_p): Update.
26913 (want_inline_self_recursive_call_p): Update.
26914 (edge_badness): Update.
26915 (lookup_recursive_calls): Update.
26916 (recursive_inlining): Update.
26917 (inline_small_functions): Update.
26918 (dump_overall_stats): Update.
26919 (dump_inline_stats): Update.
26920 * ipa-profile.c (ipa_profile_generate_summary): Update.
26921 (ipa_propagate_frequency): Update.
26922 (ipa_profile): Update.
26923 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
26924 * ipa-utils.c (ipa_merge_profiles): Update.
26925 * loop-doloop.c (doloop_modify): Update.
26926 * loop-unroll.c (report_unroll): Update.
26927 (unroll_loop_runtime_iterations): Update.
26928 * lto-cgraph.c (lto_output_edge): Update.
26929 (lto_output_node): Update.
26930 (input_node): Update.
26931 (input_edge): Update.
26932 (merge_profile_summaries): Update.
26933 * lto-streamer-in.c (input_cfg): Update.
26934 * lto-streamer-out.c (output_cfg): Update.
26935 * mcf.c (create_fixup_graph): Update.
26936 (adjust_cfg_counts): Update.
26937 (sum_edge_counts): Update.
26938 * modulo-sched.c (sms_schedule): Update.
26939 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
26940 * predict.c (maybe_hot_count_p): Update.
26941 (probably_never_executed): Update.
26942 (dump_prediction): Update.
26943 (combine_predictions_for_bb): Update.
26944 (propagate_freq): Update.
26945 (handle_missing_profiles): Update.
26946 (counts_to_freqs): Update.
26947 (rebuild_frequencies): Update.
26948 (force_edge_cold): Update.
26949 * predict.h: Include profile-count.h
26950 (maybe_hot_count_p, counts_to_freqs): UPdate.
26951 * print-rtl-function.c: Do not include cfg.h
26952 * print-rtl.c: Include basic-block.h
26953 * profile-count.c: New file.
26954 * profile-count.h: New file.
26955 * profile.c (is_edge_inconsistent): Update.
26956 (correct_negative_edge_counts): Update.
26957 (is_inconsistent): Update.
26958 (set_bb_counts): Update.
26959 (read_profile_edge_counts): Update.
26960 (compute_frequency_overlap): Update.
26961 (compute_branch_probabilities): Update; Initialize and deinitialize
26963 (branch_prob): Update.
26964 * profile.h (bb_gcov_counts, edge_gcov_counts): New.
26965 (edge_gcov_count): New.
26966 (bb_gcov_count): New.
26967 * shrink-wrap.c (try_shrink_wrapping): Update.
26968 * tracer.c (better_p): Update.
26969 * trans-mem.c (expand_transaction): Update.
26970 (ipa_tm_insert_irr_call): Update.
26971 (ipa_tm_insert_gettmclone_call): Update.
26972 * tree-call-cdce.c: Update.
26973 * tree-cfg.c (gimple_duplicate_sese_region): Update.
26974 (gimple_duplicate_sese_tail): Update.
26975 (gimple_account_profile_record): Update.
26976 (execute_fixup_cfg): Update.
26977 * tree-inline.c (copy_bb): Update.
26978 (copy_edges_for_bb): Update.
26979 (initialize_cfun): Update.
26980 (freqs_to_counts): Update.
26981 (copy_cfg_body): Update.
26982 (expand_call_inline): Update.
26983 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
26984 * tree-ssa-loop-ivcanon.c (unloop_loops): Update.
26985 (try_unroll_loop_completely): Update.
26986 (try_peel_loop): Update.
26987 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
26988 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Update.
26989 * tree-ssa-loop-split.c (connect_loops): Update.
26990 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
26991 * tree-ssa-reassoc.c (branch_fixup): Update.
26992 * tree-ssa-tail-merge.c (replace_block_by): Update.
26993 * tree-ssa-threadupdate.c (create_block_for_threading): Update.
26994 (compute_path_counts): Update.
26995 (update_profile): Update.
26996 (recompute_probabilities): Update.
26997 (update_joiner_offpath_counts): Update.
26998 (estimated_freqs_path): Update.
26999 (freqs_to_counts_path): Update.
27000 (clear_counts_path): Update.
27001 (ssa_fix_duplicate_block_edges): Update.
27002 (duplicate_thread_path): Update.
27003 * tree-switch-conversion.c (case_bit_test_cmp): Update.
27004 (struct switch_conv_info): Update.
27005 * tree-tailcall.c (decrease_profile): Update.
27006 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
27007 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
27008 * value-prof.c (check_counter): Update.
27009 (gimple_divmod_fixed_value): Update.
27010 (gimple_mod_pow2): Update.
27011 (gimple_mod_subtract): Update.
27012 (gimple_ic_transform): Update.
27013 (gimple_stringop_fixed_value): Update.
27014 * value-prof.h (gimple_ic): Update.
27016 2017-06-02 Carl Love <cel@us.ibm.com>
27018 * config/rs6000/rs6000-c: Add support for built-in functions
27019 vector double vec_doublee (vector signed int);
27020 vector double vec_doublee (vector unsigned int);
27021 vector double vec_doublee (vector float);
27022 vector double vec_doubleh (vector signed int);
27023 vector double vec_doubleh (vector unsigned int);
27024 vector double vec_doubleh (vector float);
27025 vector double vec_doublel (vector signed int);
27026 vector double vec_doublel (vector unsigned int);
27027 vector double vec_doublel (vector float);
27028 vector double vec_doubleo (vector signed int);
27029 vector double vec_doubleo (vector unsigned int);
27030 vector double vec_doubleo (vector float);.
27031 * config/rs6000/rs6000-builtin.def: Add definitions for DOUBLEE,
27032 DOUBLEO, DOUBLEH, DOUBLEL, UNS_DOUBLEO, UNS_DOUBLEE, UNS_DOUBLEH,
27034 * config/rs6000/altivec.md: Add code generator for doublee<mode>2,
27035 unsdoubleev4si2, doubleo<mode>2, unsdoubleov4si2, doubleh<mode>2,
27036 unsdoublehv4si2, doublel<mode>2, unsdoublelv4si2, add mode attribute
27038 * config/rs6000/altivec.h: Add define for vec_doublee, vec_doubleo,
27039 vec_doublel, vec_doubleh.
27040 * doc/extend.texi: Update the built-in documentation file for the
27041 new built-in functions.
27043 2017-06-02 David Malcolm <dmalcolm@redhat.com>
27046 * ipa-inline-analysis.c (free_growth_caches): Set
27047 edge_removal_hook_holder to NULL after removing it.
27049 2017-06-02 Sudakshina Das <sudi.das@arm.com>
27051 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for
27052 comparision with zero.
27054 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
27055 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
27056 for early expansion of vec_min and vec_max builtins.
27057 (builtin_function_type): Add min/max unsigned variants to those
27058 identified as having unsigned arguments.
27060 2017-06-02 Olivier Hainque <hainque@adacore.com>
27062 * config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1.
27064 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27066 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
27067 Use VALL_F16 iterator rather than VALL.
27069 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27071 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
27072 Emit CBNZ inside loop when doing a strong exchange and comparing
27073 against zero. Generate the CC flags after the loop.
27075 2017-06-02 David Edelsohn <dje.gcc@gmail.com>
27077 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
27078 (dl_section_ref): New.
27079 (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
27080 On AIX, append an expression to subtract the size of the
27081 section length to dl_section_ref.
27083 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
27085 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
27086 for early expansion of vector absolute builtins.
27088 2017-06-02 Richard Biener <rguenther@suse.de>
27090 * tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
27091 what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.
27093 2017-06-02 Richard Biener <rguenther@suse.de>
27095 PR tree-optimization/80948
27096 * tree-tailcall.c (find_tail_calls): Track stmts to move in
27097 stmt order as well.
27099 2017-06-02 Richard Biener <rguenther@suse.de>
27101 * tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
27103 * tree-vect-stmts.c (process_use): Do not mark backedge defs
27104 for inductions as relevant.
27106 2017-06-02 Richard Biener <rguenther@suse.de>
27108 * tree-vect-loop.c (get_initial_def_for_induction): Inline into ...
27109 (vectorizable_induction): ... this. Remove dead code.
27111 2017-06-02 Eric Botcazou <ebotcazou@adacore.com>
27113 * builtins. (expand_builtin_alloca): Remove second parameter and
27114 infer its value from the first parameter instead.
27115 (expand_builtin) <BUILT_IN_ALLOCA>: Adjust call to above.
27117 2017-06-02 Jakub Jelinek <jakub@redhat.com>
27119 PR rtl-optimization/80903
27120 * loop-doloop.c (add_test): Unshare sequence.
27122 2017-06-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
27124 * doc/invoke.texi: Document the -Wsizeof-pointer-div warning.
27126 2017-06-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
27128 * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make
27130 (xlogue_layout::get_stack_space_used, xlogue_layout::s_instances,
27131 xlogue_layout::get_instance, logue_layout::xlogue_layout,
27132 sp_valid_at, fp_valid_at, choose_basereg): Formatting.
27133 (xlogue_layout::get_stub_rtx): Make static.
27134 (xlogue_layout::get_stub_name): Avoid const-cast, make static.
27135 (xlogue_layout::compute_stub_managed_regs): Rename to...
27136 (xlogue_layout::count_stub_managed_regs): ...this.
27137 (xlogue_layout::is_stub_managed_reg): New function.
27138 (xlogue_layout::m_stub_names): Rename to...
27139 (xlogue_layout::s_stub_names): ...this, make static.
27140 (xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS,
27141 xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS,
27142 xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN,
27143 xlogue_layout::s_stub_names): Instantiate statics.
27144 (stub_managed_regs): Remove.
27145 (ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs.
27146 (disable_call_ms2sysv_xlogues): Rename to...
27147 (warn_once_call_ms2sysv_xlogues): ...this, and warn only once.
27148 (ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv
27150 (ix86_static_chain): Make sure that ix86_static_chain_on_stack can't
27151 change after reload_completed.
27152 (ix86_can_use_return_insn_p): Use the ix86_frame data structure
27154 (ix86_expand_prologue): Likewise.
27155 (ix86_expand_epilogue): Likewise.
27156 (ix86_expand_split_stack_prologue): Likewise.
27157 (ix86_compute_frame_layout): Remove frame parameter ...
27158 (TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook.
27159 (ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout
27161 (ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs.
27162 (ix86_frame): Move from here ...
27163 * config/i386/i386.h (ix86_frame): ... to here.
27164 (machine_function): Remove use_fast_prologue_epilogue_nregs, cache the
27165 complete ix86_frame data structure instead. Remove some_ld_name.
27167 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
27169 * dwarf2out.c (dwarf2out_late_global_decl): Add locations for
27170 symbols that hold a DECL_VALUE_EXPR.
27172 2017-06-01 Martin Jambor <mjambor@suse.cz>
27174 PR tree-optimization/80898
27175 * tree-sra.c (process_subtree_disqualification): Removed.
27176 (disqualify_candidate): Do not acll
27177 process_subtree_disqualification.
27178 (subtree_mark_written_and_enqueue): New function.
27179 (propagate_all_subaccesses): Set grp_write of LHS subtree if the
27180 RHS has been disqualified and re-queue LHS if necessary. Apart
27181 from that, ignore disqualified RHS.
27183 2017-06-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27185 * config/s390/s390.c (s390_emit_epilogue): Disable early return
27186 address fetch for z10 or later.
27188 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
27190 * config/arc/arc.md (tst_movb): Add guard when splitting.
27192 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
27194 * config/arc/arc.c (arc_can_eliminate): Test against
27195 arc_frame_pointer_needed.
27197 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
27199 * config/arc/arc.c (arc_expand_prologue): Emit a special barrier
27200 to prevent store reordering.
27201 * config/arc/arc.md (UNSPEC_ARC_STKTIE): Define.
27202 (type): Add block type.
27203 (stack_tie): Define special instruction to be used in
27206 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
27208 * config/arc/arc.md (commutative_binary_comparison): Remove 'I'
27209 constraint. It is not valid for the pattern.
27210 (noncommutative_binary_comparison): Likewise.
27212 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
27214 * config/arc/simdext.md (movv2hi_insn): Change predicate to avoid
27217 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
27219 * config/arc/arc.c (arc_conditional_register_usage): Allow r30 to
27220 be used by the reg-alloc.
27222 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
27224 * config/arc/arc.md (mulsi3): Avoid use of hard registers before
27225 reg-alloc when having mul64 or mul32x16 instructions.
27226 (mulsidi3): Likewise.
27227 (umulsidi3): Likewise.
27228 (mulsi32x16): New pattern.
27229 (mulsi64): Likewise.
27230 (mulsidi64): Likewise.
27231 (umulsidi64): Likewise.
27232 (MUL32x16_REG): Define.
27233 (mul64_600): Use MUL32x16_REG.
27234 (mac64_600): Likewise.
27235 (umul64_600): Likewise.
27236 (umac64_600): Likewise.
27238 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
27240 * config/arc/arc.md (mulsi3_700): Make it commutative.
27242 2017-06-01 Jose E. Marchesi <jose.marchesi@oracle.com>
27244 * config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn
27246 (*sign_extendsidi2_insn): Likewise for movstosw.
27248 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
27250 * dwarf2out.c (get_discr_value): Call the get_debug_type hook on
27251 the type of the input discriminant value. Convert the
27252 discriminant value of signedness vary.
27254 2017-06-01 Volker Reichelt <v.reichelt@netcologne.de>
27256 * doc/invoke.texi (-Wcatch-value): Document new shortcut.
27257 Add to -Wall section.
27259 2017-06-01 Richard Biener <rguenther@suse.de>
27261 PR middle-end/66313
27262 * fold-const.c (fold_plusminus_mult_expr): If the factored
27263 factor may be zero use a wrapping type for the inner operation.
27264 * tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap
27265 and handle moved defs.
27266 (process_assignment): Properly guard the unary op case. Return a
27267 tri-state indicating that moving the stmt before the call may allow
27268 to continue. Pass through to_move.
27269 (find_tail_calls): Handle moving unrelated defs before
27272 2017-05-31 Segher Boessenkool <segher@kernel.crashing.org>
27275 * config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
27276 splitter result in the canonical way.
27278 2017-05-31 Uros Bizjak <ubizjak@gmail.com>
27280 * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
27281 also for 32bit target. Update insn attributes.
27282 (zero-extendsidi2 splitter): Allow all registers for operand 1.
27284 2017-05-31 Sebastian Peryt <sebastian.peryt@intel.com>
27286 * config/i386/avx512fintrin.h (_mm_mask_max_sd)
27287 (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
27288 (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
27289 (_mm_maskz_min_ss): New intrinsics.
27291 2017-05-31 Martin Liska <mliska@suse.cz>
27293 * tree-vect-loop.c (vect_create_epilog_for_reduction):
27294 Change comment style to one we normally use.
27295 (vectorizable_reduction): Likewise.
27296 (vectorizable_induction): Likewise.
27297 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
27298 (vectorizable_call): Likewise.
27299 (vectorizable_simd_clone_call): Likewise.
27300 (vectorizable_conversion): Likewise.
27301 (vectorizable_assignment): Likewise.
27302 (vectorizable_shift): Likewise.
27303 (vectorizable_operation): Likewise.
27304 (vectorizable_store): Likewise.
27305 (vectorizable_load): Likewise.
27306 * tree-vectorizer.h: Likewise.
27308 2017-05-31 Alexander Monakov <amonakov@ispras.ru>
27310 * passes.c (emergency_dump_function): New.
27311 * tree-pass.h (emergency_dump_function): Declare.
27312 * plugin.c (plugins_internal_error_function): Remove.
27313 * plugin.h (plugins_internal_error_function): Remove declaration.
27314 * toplev.c (internal_error_function): New static function. Use it...
27315 (general_init): ...here.
27317 2017-05-31 Graham Markall <graham.markall@embecosm.com>
27319 * config/arc/arc.c (arc_print_operand): Handle constant operands.
27320 (arc_rtx_costs): Add costs for new patterns.
27321 * config/arc/arc.md: Additional *add_n and *sub_n patterns.
27322 * config/arc/predicates.md: Add _1_2_3_operand predicate.
27324 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
27326 * tree-ssa-strlen.c (get_next_strinfo): New function.
27327 (get_stridx_plus_constant): Use it.
27328 (zero_length_string): Likewise.
27329 (adjust_related_strinfos): Likewise.
27330 (adjust_last_stmt): Likewise.
27332 2017-05-31 Richard Biener <rguenther@suse.de>
27335 * config/i386/i386.c (ix86_expand_builtin): Remove assert
27336 for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.
27338 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
27340 * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
27341 loop_vinfo argument and use of dependence distance vectors.
27342 Check instead whether the two references differ only in their
27343 initial value and assume that they have the same alignment if the
27344 difference is a multiple of the vector alignment.
27345 (vect_analyze_data_refs_alignment): Update call accordingly.
27347 2017-05-31 Martin Liska <mliska@suse.cz>
27350 * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
27352 2017-05-31 Bin Cheng <bin.cheng@arm.com>
27354 * tree-vect-loop-manip.c (create_intersect_range_checks_index)
27355 (create_intersect_range_checks): Move from ...
27356 * tree-data-ref.c (create_intersect_range_checks_index)
27357 (create_intersect_range_checks): ... to here.
27358 (create_runtime_alias_checks): New function factored from ...
27359 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
27360 here. Call above function.
27361 * tree-data-ref.h (create_runtime_alias_checks): New function.
27363 2017-05-31 Bin Cheng <bin.cheng@arm.com>
27365 * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
27366 segment length for dr_b and compute it in wide_int.
27368 2017-05-31 Richard Biener <rguenther@suse.de>
27370 PR tree-optimization/80906
27371 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
27372 and pass through iv_map.
27373 (copy_bb_and_scalar_dependences): Adjust.
27374 (translate_pending_phi_nodes): Likewise.
27375 (copy_loop_close_phi_args): Handle code-generating IVs instead
27378 2017-05-30 David Malcolm <dmalcolm@redhat.com>
27380 * diagnostic-color.c (color_dict): Add "type-diff".
27381 (parse_gcc_colors): Update comment.
27382 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
27383 -fdiagnostics-show-template-tree and -fno-elide-type.
27384 (GCC_COLORS): Add type-diff to example.
27386 (-fdiagnostics-show-template-tree): New.
27387 (-fno-elide-type): New.
27388 * pretty-print.c (pp_format): Pass quote and formatters[argno] to
27389 the pp_format_decoder callback. Call any m_format_postprocessor's
27391 (pretty_printer::pretty_printer): Initialize
27392 m_format_postprocessor.
27393 (pretty_printer::~pretty_printer): Delete any
27394 m_format_postprocessor.
27395 * pretty-print.h (printer_fn): Add bool and const char ** parameters.
27396 (class format_postprocessor): New class.
27397 (struct pretty_printer::format_decoder): Document the new parameters.
27398 (struct pretty_printer::m_format_postprocessor): New field.
27399 * tree-diagnostic.c (default_tree_printer): Update for new
27400 bool and const char ** params.
27401 * tree-diagnostic.h (default_tree_printer): Likewise.
27403 2017-05-30 Segher Boessenkool <segher@kernel.crashing.org>
27405 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
27406 (lwa_operand): Delete rs6000_gen_cell_microcode test.
27407 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
27408 rs6000_gen_cell_microcode code.
27409 (rs6000_final_prescan_insn): Delete.
27410 (rs6000_opt_vars): Delete the "gen-cell-microcode" and
27411 "warn-cell-microcode" entries.
27412 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
27413 * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
27414 throughout. Change cc_reg_not_micro_cr0_operand to
27415 cc_reg_not_cr0_operand throughout.
27416 (*extendhi<mode>2_noload): Delete.
27417 * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
27418 (mwarn-cell-microcode): Delete.
27419 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
27420 -mgen-cell-microcode and -mwarn-cell-microcode.
27422 2017-05-30 Uros Bizjak <ubizjak@gmail.com>
27425 * config/i386/constraints.md (Yd): New constraint.
27427 * config/i386/i386.md (*movti_internal): Add (?r, Ye)
27428 and (?Yd, r) alternatives. Update insn attributes.
27429 * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
27430 and (?*Yd, r) alternatives. Update insn attributes.
27431 (double-mode inter-unit splitters): Add new GR<->XMM splitters.
27433 2017-05-30 Pierre-Marie de Rodat <derodat@adacore.com>
27435 * gimplify.c (gimplify_modify_expr): Don't create a
27436 DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
27439 2017-05-30 Wilco Dijkstra <wdijkstr@arm.com>
27441 * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
27443 2017-05-30 Richard Biener <rguenther@suse.de>
27445 * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
27446 and reduc_def fields.
27447 (STMT_VINFO_REDUC_TYPE): New define.
27448 (STMT_VINFO_REDUC_DEF): Likewise.
27449 (vect_force_simple_reduction): Adjust prototype.
27450 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
27451 (vect_is_simple_reduction): Remove check_reduction argument.
27452 (vect_force_simple_reduction): Adjust and set
27453 STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
27454 (vectorizable_reduction): Do not re-do reduction analysis
27455 but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
27456 * tree-parloops.c (gather_scalar_reductions): Adjust.
27458 2017-05-30 Richard Biener <rguenther@suse.de>
27460 PR middle-end/80901
27461 * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
27464 2017-05-24 Robin Dapp <rdapp@linux.vnet.ibm.com>
27466 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
27467 Introduce unknown_misalignment parameter and remove vf.
27468 (vect_peeling_hash_get_lowest_cost):
27469 Pass unknown_misalignment parameter.
27470 (vect_enhance_data_refs_alignment):
27471 Fix unsupportable data ref treatment.
27473 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
27475 * tree-vect-data-refs.c (vect_get_data_access_cost):
27476 Workaround for SLP handling.
27477 (vect_enhance_data_refs_alignment):
27478 Compute costs for doing no peeling at all, compare to the best
27479 peeling costs so far and avoid peeling if cheaper.
27481 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
27483 * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
27484 Return peeling info and set costs to zero for unlimited cost
27486 (vect_enhance_data_refs_alignment): Also inspect all datarefs
27487 with unknown misalignment. Compute and costs for unknown
27488 misalignment, compare them to the costs for known misalignment
27489 and choose the cheapest for peeling.
27491 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
27493 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
27494 (vect_get_peeling_costs_all_drs): Create function.
27495 (vect_peeling_hash_get_lowest_cost):
27496 Use vect_get_peeling_costs_all_drs.
27497 (vect_peeling_supportable): Create function.
27498 (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
27500 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
27502 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
27503 DR_HAS_NEGATIVE_STEP.
27504 (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
27505 (vect_enhance_data_refs_alignment): Use.
27506 (vect_duplicate_ssa_name_ptr_info): Use.
27507 * tree-vectorizer.h (dr_misalignment): Use.
27508 (known_alignment_for_access_p): Use.
27510 2017-05-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
27513 * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
27515 (has_section_name): New function.
27517 2017-05-30 Martin Liska <mliska@suse.cz>
27520 * auto-profile.c (get_function_decl_from_block): Fix
27523 2017-05-30 Richard Biener <rguenther@suse.de>
27525 PR middle-end/80876
27526 * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
27528 2017-05-30 Martin Liska <mliska@suse.cz>
27530 * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
27531 * dumpfile.h (struct dump_file_info): Remove ctors.
27533 2017-05-30 Martin Liska <mliska@suse.cz>
27535 * predict.def: Fix GNU coding style.
27537 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
27539 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
27540 Mark 'to' argument with ATTRIBUTE_UNUSED.
27542 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
27544 * config/xtensa/xtensa.c (xtensa_emit_call): Use
27545 HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
27546 (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
27549 2017-05-29 Eric Botcazou <ebotcazou@adacore.com>
27551 * doc/install.texi (Options specification): Restore entry of
27552 --enable-sjlj-exceptions.
27554 2017-05-27 Michael Eager <eager@eagercon.com>
27557 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
27559 See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
27561 * config/microblaze/microblaze.h
27562 (FIXED_REGISTERS): Update in macro.
27563 (CALL_USED_REGISTERS): Update in macro.
27565 2017-05-27 François-Xavier Coudett <fxcoudert@gcc.gnu.org>
27567 * doc/install.texi: Add links to macOS binary distributions.
27569 2017-05-27 Jakub Jelinek <jakub@redhat.com>
27573 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
27575 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
27577 2017-05-26 Martin Liska <mliska@suse.cz>
27579 * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
27581 2017-05-26 Martin Liska <mliska@suse.cz>
27583 * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
27584 always leading ';; '.
27585 (dump_bb_info): Likewise.
27586 (brief_dump_cfg): Likewise.
27587 * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
27588 * dumpfile.c: Remove usage of TDF_VERBOSE.
27589 * dumpfile.h (enum dump_kind): Likewise.
27590 (dump_gimple_bb_header): Do not use TDF_COMMENT.
27591 * print-tree.c (debug_verbose): Remove.
27592 * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
27593 (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
27594 * tree-diagnostic.c (default_tree_printer): Replace
27595 TDF_DIAGNOSTIC with TDF_SLIM.
27597 2017-05-26 Bin Cheng <bin.cheng@arm.com>
27599 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
27600 in parameter loop, rather than loop_vinfo.
27601 (create_intersect_range_checks): Ditto.
27602 (vect_create_cond_for_alias_checks): Update call to above functions.
27604 2017-05-26 Bin Cheng <bin.cheng@arm.com>
27606 PR tree-optimization/80815
27607 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
27608 for merging runtime alias checks. Handle negative DR_STEPs.
27610 2017-05-26 Bin Cheng <bin.cheng@arm.com>
27612 * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
27614 * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
27615 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
27616 out code pruning runtime alias checks.
27617 * tree-data-ref.c (prune_runtime_alias_test_list): New function
27618 factored out from above.
27619 * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
27621 * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
27623 (prune_runtime_alias_test_list): New decalaration.
27625 2017-05-26 Bin Cheng <bin.cheng@arm.com>
27627 * tree-vect-data-refs.c (compare_tree): Rename and move ...
27628 * tree-data-ref.c (data_ref_compare_tree): ... to here.
27629 * tree-data-ref.h (data_ref_compare_tree): New decalaration.
27630 * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
27631 (operator==, comp_dr_with_seg_len_pair): Ditto.
27632 (vect_prune_runtime_alias_test_list): Ditto.
27634 2017-05-26 Martin Liska <mliska@suse.cz>
27637 * params.def: Bound partial-inlining-entry-probability param.
27639 2017-05-26 Marek Polacek <polacek@redhat.com>
27642 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
27645 2017-05-26 Richard Biener <rguenther@suse.de>
27647 PR tree-optimization/80842
27648 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
27651 2017-05-26 Richard Biener <rguenther@suse.de>
27653 PR tree-optimization/80844
27654 * tree-vectorizer.c (adjust_simduid_builtins): Propagate results.
27656 2017-05-25 Sebastian Peryt <sebastian.peryt@intel.com>
27658 * doc/md.texi (Machine Constraints): Update x86 family
27659 machine constraints section to match 'config/i386/constraints.md'.
27661 2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
27663 * doc/invoke.texi (-Wcatch-value=): Document new warning option.
27665 2017-05-25 Nathan Sidwell <nathan@acm.org>
27667 * doc/invoke.texi (--enable-languages): Update documentation.
27669 2017-05-25 Martin Liska <mliska@suse.cz>
27671 * dumpfile.c: Add TDF_FOLDING.
27672 * dumpfile.h (enum dump_kind): Likewise.
27673 * genmatch.c (dt_simplify::gen_1): Use it.
27675 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
27677 * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
27679 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
27681 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
27682 * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
27684 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
27686 * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
27687 * match.pd (X == C): Rewrite it here.
27688 (with_possible_nonzero_bits, with_possible_nonzero_bits2,
27689 with_certain_nonzero_bits2): New predicates.
27690 * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
27692 2017-05-24 Nathan Sidwell <nathan@acm.org>
27694 * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
27697 * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
27700 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
27702 * config/powerpcspe: New port. Files are copied from the rs6000
27703 port, with "rs6000" in filenames replaced by "powerpcspe".
27705 2017-05-24 Wilco Dijkstra <wdijkstr@arm.com>
27707 PR rtl-optimization/80754
27708 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
27710 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
27712 * config/sparc/sparc.md (length): Return the correct value for -mflat
27713 sibcalls to match output_sibcall.
27715 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
27719 * config/rs6000/rs6000.c (struct machine_function): Add new field
27721 (rs6000_get_separate_components): Init that field, use it.
27722 (rs6000_components_for_bb): Use the field.
27724 2017-05-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
27726 * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
27728 2017-05-24 Peter Bergner <bergner@vnet.ibm.com>
27730 PR middle-end/80823
27731 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
27733 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27736 * config/s390/s390.c (s390_check_qrst_address): Check incoming
27737 address against address_operand predicate.
27738 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
27740 2017-05-24 Eric Botcazou <ebotcazou@adacore.com>
27742 * var-tracking.c (track_expr_p): Do not return 0 for tracked record
27743 parameters passed indirectly.
27745 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
27747 * config/i386/i386.md (*movdi_internal): Remove SSE4
27748 alternative 18 (?r, *v). Update insn attributes.
27749 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
27750 Update insn attributes.
27751 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
27752 Update insn attributes.
27753 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
27754 alternative 1 (r, v). Remove isa attribute.
27755 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
27756 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
27757 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
27759 2017-05-23 Tom de Vries <tom@codesourcery.com>
27761 * doc/sourcebuild.texi (Directives, Verify compiler message): Document
27764 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
27766 * cgraphunit.c (symbol_table::process_new_functions): Update.
27767 * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
27768 (inline_generate_summary): Rename to ...
27769 (ipa_fn_summary_generate): ... this one.
27770 (inline_read_summary): Rename to ...
27771 (ipa_fn_summary_read): ... this one.
27772 (inline_write_summary): Rename to ...
27773 (ipa_fn_summary_write): ... this one.
27774 (inline_free_summary): Rename to ...
27775 (ipa_free_fn_summary): ... this one.
27776 (pass_data_local_fn_summary, pass_local_fn_summary,
27777 make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
27778 pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
27779 pass_data_ipa_fn_summary, pass_ipa_fn_summary,
27780 make_pass_ipa_fn_summary): New.
27781 * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
27782 inline_write_summary, inline_free_summary): Remove.
27783 (ipa_free_fn_summary) : New.
27784 * ipa-inline.c (ipa_inline): Update.
27785 (pass_ipa_inline): Do not generate summaries.
27786 * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
27788 * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
27789 and add pass_ipa_fn_summary.
27790 * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
27792 (make_pass_inline_parameters): Remove.
27794 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
27796 * omp-low.c (struct omp_context): Remove "default_kind" member.
27799 * omp-offload.c (execute_oacc_device_lower): Remove the
27800 parallelism dimensions function attributes for unparallelized
27801 OpenACC kernels constructs.
27803 2017-05-23 Martin Liska <mliska@suse.cz>
27805 * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
27807 (cgraph_edge::make_speculative): Likewise.
27808 (cgraph_edge::resolve_speculation): Likewise.
27809 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
27810 (cgraph_node::dump): Likewise.
27811 * cgraph.h: Likewise.
27812 * cgraphunit.c (analyze_functions): Likewise.
27813 (symbol_table::compile): Likewise.
27814 * ipa-cp.c (print_all_lattices): Likewise.
27815 (determine_versionability): Likewise.
27816 (initialize_node_lattices): Likewise.
27817 (ipcp_verify_propagated_values): Likewise.
27818 (estimate_local_effects): Likewise.
27819 (update_profiling_info): Likewise.
27820 (create_specialized_node): Likewise.
27821 (perhaps_add_new_callers): Likewise.
27822 (decide_about_value): Likewise.
27823 (decide_whether_version_node): Likewise.
27824 (identify_dead_nodes): Likewise.
27825 (ipcp_store_bits_results): Likewise.
27826 * ipa-devirt.c (dump_targets): Likewise.
27827 (ipa_devirt): Likewise.
27828 * ipa-icf.c (sem_item::dump): Likewise.
27829 (sem_function::equals): Likewise.
27830 (sem_variable::equals): Likewise.
27831 (sem_item_optimizer::read_section): Likewise.
27832 (sem_item_optimizer::execute): Likewise.
27833 (congruence_class::dump): Likewise.
27834 * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
27835 (dump_inline_summary): Likewise.
27836 (estimate_node_size_and_time): Likewise.
27837 (inline_analyze_function): Likewise.
27838 * ipa-inline-transform.c (inline_call): Likewise.
27839 * ipa-inline.c (report_inline_failed_reason): Likewise.
27840 (want_early_inline_function_p): Likewise.
27841 (edge_badness): Likewise.
27842 (update_edge_key): Likewise.
27843 (inline_small_functions): Likewise.
27844 * ipa-profile.c (ipa_profile): Likewise.
27845 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
27846 (ipa_make_edge_direct_to_target): Likewise.
27847 (remove_described_reference): Likewise.
27848 (ipa_impossible_devirt_target): Likewise.
27849 (propagate_controlled_uses): Likewise.
27850 (ipa_print_node_params): Likewise.
27851 (ipcp_transform_function): Likewise.
27852 * ipa-pure-const.c (pure_const_read_summary): Likewise.
27853 (propagate_pure_const): Likewise.
27854 * ipa-reference.c (generate_summary): Likewise.
27855 (read_write_all_from_decl): Likewise.
27856 (propagate): Likewise.
27857 (ipa_reference_read_optimization_summary): Likewise.
27858 * ipa-utils.c (ipa_merge_profiles): Likewise.
27859 * ipa.c (walk_polymorphic_call_targets): Likewise.
27860 (symbol_table::remove_unreachable_nodes): Likewise.
27861 (ipa_single_use): Likewise.
27862 * passes.c (execute_todo): Likewise.
27863 * predict.c (drop_profile): Likewise.
27864 * symtab.c (symtab_node::get_dump_name): New function.
27865 (symtab_node::dump_name): Likewise.
27866 (symtab_node::dump_asm_name): Likewise.
27867 (symtab_node::dump_references): Likewise.
27868 (symtab_node::dump_referring): Likewise.
27869 (symtab_node::dump_base): Likewise.
27870 (symtab_node::debug_symtab): Likewise.
27871 * tree-sra.c (convert_callers_for_node): Likewise.
27872 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27873 * value-prof.c (init_node_map): Likewise.
27875 2017-05-23 Martin Liska <mliska@suse.cz>
27877 * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
27878 and symtab_node::debug_symtab to symbol_table::debug.
27879 * cgraphunit.c (analyze_functions): Use the renamed function.
27880 (symbol_table::compile): Likewise.
27881 * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
27882 * ipa-icf.c (sem_item_optimizer::execute): Likewise.
27883 * passes.c (execute_todo): Likewise.
27884 * symtab.c (symbol_table::dump): New function.
27885 * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
27887 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
27889 * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
27890 that nonconst implies exec.
27892 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
27894 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
27895 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
27896 (inline_edge_summary_vec): Turn into ...
27897 (ipa_call_summaries): ... this one.
27898 (redirect_to_unreachable, edge_set_predicate,
27899 evaluate_properties_for_edge, inline_summary_alloc,
27900 reset_ipa_call_summary, reset_inline_summary,
27901 inline_summary_t::duplicate): Update.
27902 (inline_edge_duplication_hook): Turn to ...
27903 (ipa_call_summary_t::duplicate): ... this one.
27904 (inline_edge_removal_hook): Turn to ...
27905 (ipa_call_summary_t::remove): ... this one.
27906 (dump_inline_edge_summary): Turn to ...
27907 (dump_ipa_call_summary): ... this one.
27908 (estimate_function_body_sizes): Update.
27909 (inline_update_callee_summaries): Update.
27910 (remap_edge_change_prob): Update.
27911 (remap_edge_summaries): Update.
27912 (inline_merge_summary): Update.
27913 (do_estimate_edge_time): Update.
27914 (inline_generate_summary): Update.
27915 (inline_read_section): Update.
27916 (inline_read_summary): Update.
27917 (inline_free_summary): Update.
27918 * ipa-inline.c (can_inline_edge_p): Update.
27919 (compute_inlined_call_time): Update.
27920 (want_inline_small_function_p): Update.
27921 (edge_badness): Update.
27922 (early_inliner): Update.
27923 * ipa-inline.h (inline_edge_summary): Turn to ...
27924 (ipa_call_summary): ... this one.
27925 (ipa_call_summary_t): New class.
27926 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
27927 (ipa_call_summaries): New.
27928 (inline_edge_summary): Remove.
27929 (estimate_edge_growth): Update.
27930 * ipa-profile.c (ipa_propagate_frequency_1): Update.
27931 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
27932 * ipa-split.c (execute_split_functions): Update.
27933 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
27935 2017-05-23 Tom de Vries <tom@codesourcery.com>
27937 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
27938 attributes): Document rdrand effective target.
27940 2017-05-23 Tom de Vries <tom@codesourcery.com>
27942 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
27943 attributes): Sort alphabetically.
27945 2017-05-23 Georg-Johann Lay <avr@gjlay.de>
27947 * config/avr/genmultilib.awk: Use gsub instead of gensub.
27949 2017-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
27952 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
27953 V2DF/V2DI splat into two separate patterns, one that handles
27954 registers, and the other that only handles memory. Drop support
27955 for splatting from a GPR on ISA 2.07 and then splitting the
27956 splat into direct move and splat.
27957 (vsx_splat_<mode>_reg): Likewise.
27958 (vsx_splat_<mode>_mem): Likewise.
27960 2017-05-22 Segher Boessenkool <segher@kernel.crashing.org>
27962 * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
27964 2017-05-22 Jakub Jelinek <jakub@redhat.com>
27966 PR middle-end/80809
27967 * omp-low.c (finish_taskreg_remap): New function.
27968 (finish_taskreg_scan): If unit size of ctx->record_type
27969 is non-constant, unshare the size expression and replace
27970 decls in it with possible outer var refs.
27972 PR middle-end/80809
27973 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
27974 GOVD_SHARED rather than GOVD_PRIVATE with it.
27975 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
27976 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
27978 PR middle-end/80853
27979 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
27980 as last argument to build_outer_var_ref for pointer bases of array
27981 section reductions.
27983 2017-05-19 Martin Sebor <msebor@redhat.com>
27985 * print-tree.c (print_node): Print DECL_READ_P flag.
27987 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
27989 * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
27990 * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
27991 * cgraph.c: Likewise.
27992 * cgraphunit.c: Likewise.
27993 * gengtype.c: Likewise.
27994 * ipa-cp.c: Likewise.
27995 * ipa-devirt.c: Likewise.
27996 * ipa-icf.c: Likewise.
27997 * ipa-predicate.c: Likewise.
27998 * ipa-profile.c: Likewise.
27999 * ipa-prop.c: Likewise.
28000 * ipa-split.c: Likewise.
28002 * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
28003 edge_predicate_pool, dump_inline_hints,
28004 inline_summary::account_size_time, redirect_to_unreachable,
28005 edge_set_predicate, set_hint_predicate,
28006 evaluate_conditions_for_known_args, evaluate_properties_for_edge,
28007 inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
28008 inline_summary_t::remove, remap_hint_predicate_after_duplication,
28009 inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
28010 ipa_call_summary_t::remove, initialize_growth_caches,
28011 free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
28012 debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
28013 mark_modified, unmodified_parm_1, unmodified_parm,
28014 unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
28015 set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
28016 compute_bb_predicates, will_be_nonconstant_expr_predicate,
28017 will_be_nonconstant_predicate, record_modified_bb_info,
28018 get_minimal_bb, record_modified, param_change_prob,
28019 phi_result_unknown_predicate, predicate_for_phi_result,
28020 array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
28021 estimate_function_body_sizes, compute_inline_parameters,
28022 compute_inline_parameters_for_curren, pass_data_inline_parameters,
28023 estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
28024 inline_update_callee_summaries, remap_edge_change_prob,
28025 remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
28026 inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
28027 inline_analyze_function, inline_summary_t::insert,
28028 inline_generate_summary, read_ipa_call_summary, inline_read_section,
28029 inline_read_summary, write_ipa_call_summary, inline_write_summary,
28030 inline_free_summary): Move to ipa-fnsummary.h
28031 (predicate_t): Remove.
28032 * ipa-fnsummary.c: New file.
28033 * ipa-inline.h: Do not include sreal.h and ipa-predicate.h
28034 (enum inline_hints_vals, inline_hints, agg_position_info,
28035 INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
28036 inline_summaries, ipa_call_summary, ipa_call_summary_t,
28037 ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
28038 dump_inline_summary, dump_inline_hints, inline_generate_summary,
28039 inline_read_summary, inline_write_summary, inline_free_summary,
28040 inline_analyze_function, initialize_inline_failed,
28041 inline_merge_summary, inline_update_overall_summary,
28042 compute_inline_parameters): Move to ipa-fnsummary.h
28043 * ipa-fnsummary.h: New file.
28044 * ipa-inline-transform.h: Include ipa-inline.h.
28045 * ipa-inline.c: LIkewise.
28047 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
28049 * ipa-inline.c (edge_badness): Use inlined_time instead of
28050 inline_summaries->get.
28052 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
28054 * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
28056 2017-05-22 Nathan Sidwell <nathan@acm.org>
28058 * doc/invoke.texi (fdump-translation-unit): Delete documentation.
28059 (fdump-lang): Document 'raw' option.
28060 * dumpfile.h (TDI_tu): Delete.
28061 * dumpfile.c (dump_files): Remove translation-unit.
28062 (FIRST_AUTO_NUMBERED_DUMP): Decrement.
28064 2017-05-22 Georg-Johann Lay <avr@gjlay.de>
28066 * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
28067 command option from $(AWK) call.
28068 * config/avr/genmultilib.awk: Simplify and rewrite so that it
28069 generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
28070 [FORMAT]: Remove handling of variable.
28071 * config/avr/t-multilib: Regenerate.
28073 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
28075 * ipa-inline-analysis.c (inline_summary::reset): Do not reset
28077 (dump_inline_summary): Do not print self_time.
28078 (estimate_function_body_sizes): Do not set self_time.
28079 (compute_inline_parameters): Likewise.
28080 (inline_read_section, inline_write_summary): Do not stream self_time.
28081 * ipa-inline.h (inline_summary): Drop self_time.
28083 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
28085 * ipa-inline-analysis.c (account_size_time): Rename to ...
28086 (inline_summary::account_size_time): ... this one.
28087 (reset_ipa_call_summary): Turn to ...
28088 (ipa_call_summary::reset): ... this one.
28089 (reset_inline_summary): Turn to ...
28090 (inline_summary::reset): ... this one.
28091 (inline_summary_t::remove): Update.
28092 (inline_summary_t::duplicate): Update.
28093 (ipa_call_summary_t::remove): Update.
28094 (dump_inline_summary): Update.
28095 (estimate_function_body_sizes): Update.
28096 (compute_inline_parameters): Update.
28097 (estimate_node_size_and_time): Update.
28098 (inline_merge_summary): Update.
28099 (inline_update_overall_summary): Update.
28100 (inline_read_section): Update.
28101 (inline_write_summary): Update.
28102 * ipa-inline.h (inline_summary): Rename entry to size_time_table;
28103 add account_size_time and reset member functions.
28104 (ipa_call_summary): Add reset function.
28105 * ipa-predicate.h (predicate::operator &): Constify.
28107 2017-05-22 Richard Biener <rguenther@suse.de>
28109 * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
28111 2017-05-19 Jason Merrill <jason@redhat.com>
28113 * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
28115 2017-05-19 Marek Polacek <polacek@redhat.com>
28118 * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
28119 TYPE_OVERFLOW_WRAPS checks.
28121 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
28123 * tree-core.h (enum omp_clause_default_kind): Add
28124 "OMP_CLAUSE_DEFAULT_PRESENT".
28125 * tree-pretty-print.c (dump_omp_clause): Handle it.
28126 * gimplify.c (enum gimplify_omp_var_data): Add
28127 "GOVD_MAP_FORCE_PRESENT".
28128 (gimplify_adjust_omp_clauses_1): Map it to
28129 "GOMP_MAP_FORCE_PRESENT".
28130 (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
28132 * gimplify.c (oacc_default_clause): Clarify.
28134 2017-05-19 Nathan Sidwell <nathan@acm.org>
28136 LANG_HOOK_REGISTER_DUMPS
28137 * toplev.c (general_init): Call register dump lang hook.
28138 * doc/invoke.texi: Document -fdump-lang option family.
28139 * dumpfile.c (dump_files): Remove class dump here.
28140 (FIRST_AUTO_NUMBERED_DUMP): Adjust.
28141 * dumpfile.h (tree_dump_index): Remove TDI_class.
28142 * langhooks-def.h (lhd_register_dumps): Declare.
28143 (LANG_HOOKS_REGISTER_DUMPS): Define.
28144 (LANG_HOOKS_INITIALIZER): Add it.
28145 * langhooks.c (lhd_register_dumps): Define.
28146 * langhooks.h (struct lang_hooks): Add register_dumps.
28148 2017-05-19 Nathan Sidwell <nathan@acm.org>
28150 * context.h (context::set_passes): New.
28151 * context.c (context::context): Do not create pass manager.
28152 * toplev.c (general_init): Create pass manager here.
28154 2017-05-19 Segher Boessenkool <segher@kernel.crashing.org>
28156 * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
28157 use this splitter if two add or or instructions would also work for
28158 the constant we want to generate.
28160 2017-05-19 Richard Biener <rguenther@suse.de>
28163 * genmatch.c (dt_node::gen_kids_1): Add missing scope around
28164 predicate evaluation.
28166 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
28168 * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
28170 * ipa-inline.c (want_inline_small_function_p): Do not cast to
28173 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
28175 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
28176 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
28177 (inline_edge_summary_vec): Turn into ...
28178 (ipa_call_summaries): ... this one.
28179 (redirect_to_unreachable, edge_set_predicate,
28180 evaluate_properties_for_edge, inline_summary_alloc,
28181 reset_ipa_call_summary, reset_inline_summary,
28182 inline_summary_t::duplicate): Update.
28183 (inline_edge_duplication_hook): Turn to ...
28184 (ipa_call_summary_t::duplicate): ... this one.
28185 (inline_edge_removal_hook): Turn to ...
28186 (ipa_call_summary_t::remove): ... this one.
28187 (dump_inline_edge_summary): Turn to ...
28188 (dump_ipa_call_summary): ... this one.
28189 (estimate_function_body_sizes): Update.
28190 (inline_update_callee_summaries): Update.
28191 (remap_edge_change_prob): Update.
28192 (remap_edge_summaries): Update.
28193 (inline_merge_summary): Update.
28194 (do_estimate_edge_time): Update.
28195 (inline_generate_summary): Update.
28196 (inline_read_section): Update.
28197 (inline_read_summary): Update.
28198 (inline_free_summary): Update.
28199 * ipa-inline.c (can_inline_edge_p): Update.
28200 (compute_inlined_call_time): Update.
28201 (want_inline_small_function_p): Update.
28202 (edge_badness): Update.
28203 (early_inliner): Update.
28204 * ipa-inline.h (inline_edge_summary): Turn to ...
28205 (ipa_call_summary): ... this one.
28206 (ipa_call_summary_t): New class.
28207 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
28208 (ipa_call_summaries): New.
28209 (inline_edge_summary): Remove.
28210 (estimate_edge_growth): Update.
28211 * ipa-profile.c (ipa_propagate_frequency_1): Update.
28212 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
28213 * ipa-split.c (execute_split_functions): Update.
28214 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
28216 2017-05-19 Richard Biener <rguenther@suse.de>
28218 PR middle-end/80764
28219 * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
28221 2017-05-18 Segher Boessenkool <segher@kernel.crashing.org>
28223 * config/rs6000/rs6000.c (struct machine_function): Add field
28224 fpr_is_wrapped_separately.
28225 (rs6000_get_separate_components): Use 64 components. Handle the
28226 new FPR components.
28227 (rs6000_components_for_bb): Handle the FPR components.
28228 (rs6000_emit_prologue_components): Handle the FPR components.
28229 (rs6000_emit_epilogue_components): Handle the FPR components.
28230 (rs6000_set_handled_components): Handle the FPR components.
28231 (rs6000_emit_prologue): Don't output prologue code for those FPRs
28232 that are already separately shrink-wrapped.
28233 (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
28234 that are already separately shrink-wrapped.
28236 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
28239 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
28242 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
28243 (define_peephole2 for Altivec d-form load): Add peepholes to catch
28244 cases where the register allocator uses a move and an offsettable
28245 memory operation to/from a FPR register on ISA 2.06/2.07.
28246 (define_peephole2 for Altivec d-form store): Likewise.
28248 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
28251 * config/i386/mmx.md (*mov<mode>_internal): Enable
28252 alternatives 11, 12, 13 and 14 also for 32bit targets.
28253 Remove alternatives 15, 16, 17 and 18.
28254 * config/i386/sse.md (vec_concatv2di): Change
28255 alternative (!x, *y) to (x, ?!*Yn).
28257 2017-05-18 Paolo Carlini <paolo.carlini@oracle.com>
28259 * dumpfile.h (enum dump_kind): Remove stray comma.
28261 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
28263 * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
28264 * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
28265 predicate::num_conditions
28266 (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
28267 (CHANGED): turn into predicate::changed.
28268 (agg_position_info): Move to ipa-predicate.h
28269 (add_condition, predicate::add_clause, predicate::operator &=,
28270 predicate::or_with, predicate::evaluate, predicate::probability,
28271 dump_condition, dump_clause, predicate::dump,
28272 predicate::remap_after_duplication, predicate::remap_after_inlining,
28273 predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
28274 (evaluate_conditions_for_known_args): Update.
28275 (set_cond_stmt_execution_predicate): Update.
28276 * ipa-inline.h: Include ipa-predicate.h
28277 (condition, inline_param_summary, conditions, agg_position_info,
28278 predicate): Move to ipa-predicate.h
28279 * ipa-predicate.c: New file.
28280 * ipa-predicate.h: New file.
28282 2017-05-18 Wilco Dijkstra <wdijkstr@arm.com>
28284 * final.c (leaf_function_p): Check we are not in a sequence.
28286 2017-05-18 Martin Liska <mliska@suse.cz>
28288 * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
28289 * dumpfile.c (dump_register): Use new enum dump_kind.
28290 (get_dump_file_name): Likewise.
28291 (dump_enable_all): Likewise.
28292 (dump_switch_p_1): Likewise.
28293 (enable_rtl_dump_file): Remove usage of TDF_RTL.
28294 * dumpfile.h (enum dump_kind): New enum type.
28295 (struct dump_file_info): Create constructor and
28296 format fields and comments.
28297 * passes.c (pass_manager::register_one_dump_file):
28299 * statistics.c (statistics_early_init): Likewise.
28300 * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
28301 TDF_TREE with TDF_SLIM.
28302 (gather_memory_references_ref): Likewise.
28304 2017-05-18 Martin Liska <mliska@suse.cz>
28306 * vec.h (struct vnull): Use it.
28308 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
28310 * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
28311 (true_predicate, false_predicate, true_predicate_p,
28312 false_predicate_p): Remove.
28313 (single_cond_predicate, not_inlined_predicate): Turn to member function
28315 (add_condition): Update.
28316 (add_clause): Turn to...
28317 (predicate::add_clause): ... this one; update; allow passing NULL
28319 (and_predicates): Turn to ...
28320 (predicate::operator &=): ... this one.
28321 (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
28322 (or_predicates): Turn to ...
28323 (predicate::or_with): ... this one.
28324 (evaluate_predicate): Turn to ...
28325 (predicate::evaluate): ... this one.
28326 (predicate_probability): Turn to ...
28327 (predicate::probability): ... this one.
28328 (dump_condition): Update.
28329 (dump_predicate): Turn to ...
28330 (predicate::dump): ... this one.
28331 (account_size_time): Update.
28332 (edge_set_predicate): Update.
28333 (set_hint_predicate): UPdate.
28334 (evaluate_conditions_for_known_args): Update.
28335 (evaluate_properties_for_edge): Update.
28336 (remap_predicate_after_duplication): Turn to...
28337 (predicate::remap_after_duplication): ... this one.
28338 (remap_hint_predicate_after_duplication): Update.
28339 (inline_summary_t::duplicate): UPdate.
28340 (dump_inline_edge_summary): Update.
28341 (dump_inline_summary): Update.
28342 (set_cond_stmt_execution_predicate): Update.
28343 (set_switch_stmt_execution_predicate): Update.
28344 (compute_bb_predicates): Update.
28345 (will_be_nonconstant_expr_predicate): Update.
28346 (will_be_nonconstant_predicate): Update.
28347 (phi_result_unknown_predicate): Update.
28348 (predicate_for_phi_result): Update.
28349 (array_index_predicate): Update.
28350 (estimate_function_body_sizes): Update.
28351 (estimate_node_size_and_time): Update.
28352 (estimate_ipcp_clone_size_and_time): Update.
28353 (remap_predicate): Rename to ...
28354 (predicate::remap_after_inlining): ... this one.
28355 (remap_hint_predicate): Update.
28356 (inline_merge_summary): Update.
28357 (inline_update_overall_summary): Update.
28358 (estimate_size_after_inlining): Update.
28359 (read_predicate): Rename to ...
28360 (predicate::stream_in): ... this one.
28361 (read_inline_edge_summary): Update.
28362 (write_predicate): Rename to ...
28363 (predicate::stream_out): ... this one.
28364 (write_inline_edge_summary): Update.
28365 * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
28366 (clause_t): Turn to uint32_t
28367 (predicate): Turn to class; implement constructor and operators
28369 (size_time_entry): Update.
28370 (inline_summary): Update.
28371 (inline_edge_summary): Update.
28373 2017-05-18 Marc Glisse <marc.glisse@inria.fr>
28375 * fold-const.c (fold_binary_loc): Move transformation...
28376 * match.pd (C - X CMP X): ... here.
28378 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
28380 * config/sparc/sparc.c (sparc_option_override): Set function
28381 alignment for -mcpu=niagara7 to 64 to match the I$ line.
28382 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
28384 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
28386 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
28388 2017-05-18 Marek Polacek <polacek@redhat.com>
28391 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
28392 (pass_ubsan::execute): Call gimple_assign_single_p instead of
28393 gimple_assign_load_p.
28395 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
28397 PR middle-end/80692
28398 * real.c (do_compare): Give decimal_do_compare preference over
28399 comparing just the signs.
28401 2017-05-17 Uros Bizjak <ubizjak@gmail.com>
28403 * doc/md.texi (Canonicalization of Instructions): Describe the
28404 canonical form of instructions that inherently set a condition
28407 2017-05-17 Peter Bergner <bergner@vnet.ibm.com>
28409 PR middle-end/80775
28410 * tree-cfg.c: Move deletion of unreachable case statements to after
28411 the merging of consecutive case labels.
28413 2017-05-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
28415 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
28416 readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
28417 restoring of callee-saved registers.
28419 2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
28421 * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
28422 * config/visium/visium.c (single_set_and_flags): Likewise.
28423 * config/visium/visium.md (Substitutions): Likewise.
28425 2017-05-17 Martin Liska <mliska@suse.cz>
28427 * cfg.c: Introduce dump_flags_t type and
28428 use it instead of int type.
28430 * cfghooks.c: Likewise.
28431 * cfghooks.h (struct cfg_hooks): Likewise.
28432 * cfgrtl.c: Likewise.
28433 * cfgrtl.h: Likewise.
28434 * cgraph.c (cgraph_node::get_body): Likewise.
28435 * coretypes.h: Likewise.
28436 * domwalk.c: Likewise.
28437 * domwalk.h: Likewise.
28438 * dumpfile.c (struct dump_option_value_info): Likewise.
28439 (dump_enable_all): Likewise.
28440 (dump_switch_p_1): Likewise.
28441 (opt_info_switch_p): Likewise.
28442 * dumpfile.h (enum tree_dump_index): Likewise.
28443 (struct dump_file_info): Likewise.
28444 * genemit.c: Likewise.
28445 * generic-match-head.c: Likewise.
28446 * gengtype.c (open_base_files): Likewise.
28447 * gimple-pretty-print.c: Likewise.
28448 * gimple-pretty-print.h: Likewise.
28449 * graph.c (print_graph_cfg): Likewise.
28450 * graphite-scop-detection.c (dot_all_sese): Likewise.
28451 * ipa-devirt.c (build_type_inheritance_graph): Likewise.
28452 * loop-unroll.c (report_unroll): Likewise.
28453 * passes.c (pass_manager::register_one_dump_file): Likewise.
28454 * print-tree.c: Likewise.
28455 * statistics.c: Likewise.
28456 * tree-cfg.c: Likewise.
28457 * tree-cfg.h: Likewise.
28458 * tree-dfa.c: Likewise.
28459 * tree-dfa.h: Likewise.
28460 * tree-dump.c (dump_function): Likewise.
28461 * tree-dump.h (struct dump_info): Likewise.
28462 * tree-pretty-print.c: Likewise.
28463 * tree-pretty-print.h: Likewise.
28464 * tree-ssa-live.c: Likewise.
28465 * tree-ssa-live.h: Likewise.
28466 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
28467 * tree-vect-loop.c: Likewise.
28468 * tree-vect-slp.c: Likewise.
28470 2017-05-16 James Greenhalgh <james.greenhalgh@arm.com>
28471 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28473 PR tree-optimization/80457
28474 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
28475 of all arguments to a statement as scalar_to_vec operations.
28476 (vectorizable_call): Adjust call to vect_model_simple_cost for
28478 (vectorizable_conversion): Likewise.
28479 (vectorizable_assignment): Likewise.
28480 (vectorizable_shift): Likewise.
28481 (vectorizable_operation): Likewise.
28482 (vectorizable_comparison): Likewise.
28483 (vect_is_simple_cond): Record the def types for operands.
28484 (vectorizable_condition): Likewise, call vect_model_simple_cost.
28485 * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
28486 for statement argument count.
28488 2017-05-16 Carl Love <cel@us.ibm.com>
28490 * config/rs6000/rs6000-c: Add support for built-in functions
28491 vector unsigned long long vec_bperm (vector unsigned long long,
28492 vector unsigned char)
28493 vector signed long long vec_mule (vector signed int,
28495 vector unsigned long long vec_mule (vector unsigned int,
28496 vector unsigned int)
28497 vector signed long long vec_mulo (vector signed int,
28499 vector unsigned long long vec_mulo (vector unsigned int,
28500 vector unsigned int)
28501 vector signed char vec_sldw (vector signed char,
28502 vector signed char,
28504 vector unsigned char vec_sldw (vector unsigned char,
28505 vector unsigned char,
28507 vector signed short vec_sldw (vector signed short,
28508 vector signed short,
28510 vector unsigned short vec_sldw (vector unsigned short,
28511 vector unsigned short,
28513 vector signed int vec_sldw (vector signed int,
28516 vector unsigned int vec_sldw (vector unsigned int,
28517 vector unsigned int,
28519 vector signed long long vec_sldw (vector signed long long,
28520 vector signed long long,
28522 vector unsigned long long vec_sldw (vector unsigned long long,
28523 vector unsigned long long,
28525 * config/rs6000/rs6000-c: Add support for built-in functions
28526 * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
28527 * config/rs6000/altivec.h: Add defintion for vec_sldw.
28528 * doc/extend.texi: Update the built-in documentation for the
28529 new built-in functions.
28531 2017-05-16 Marek Polacek <polacek@redhat.com>
28535 * tree.c (save_expr): Don't fold the expression.
28537 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
28539 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
28540 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
28541 and (?*y,m). Update insn attributes.
28543 2017-05-16 Martin Liska <mliska@suse.cz>
28545 * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
28546 flags argument of print_gimple_stmt, print_gimple_expr,
28547 print_generic_stmt and print_generic_expr.
28548 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
28549 * coretypes.h: Likewise.
28550 * except.c (dump_eh_tree): Likewise.
28551 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
28552 * gimple-pretty-print.h: Likewise.
28553 * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
28554 (backprop::push_to_worklist): Likewise.
28555 (backprop::pop_from_worklist): Likewise.
28556 (backprop::process_use): Likewise.
28557 (backprop::intersect_uses): Likewise.
28558 (note_replacement): Likewise.
28559 * gimple-ssa-store-merging.c
28560 (pass_store_merging::terminate_all_aliasing_chains): Likewise.
28561 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
28562 (pass_store_merging::execute): Likewise.
28563 * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
28564 (ssa_base_cand_dump_callback): Likewise.
28565 (dump_incr_vec): Likewise.
28566 (replace_refs): Likewise.
28567 (replace_mult_candidate): Likewise.
28568 (create_add_on_incoming_edge): Likewise.
28569 (create_phi_basis): Likewise.
28570 (insert_initializers): Likewise.
28571 (all_phi_incrs_profitable): Likewise.
28572 (introduce_cast_before_cand): Likewise.
28573 (replace_one_candidate): Likewise.
28574 * gimplify.c (gimplify_expr): Likewise.
28575 * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
28576 (set_rename): Likewise.
28577 (rename_uses): Likewise.
28578 (copy_loop_phi_nodes): Likewise.
28579 (add_close_phis_to_merge_points): Likewise.
28580 (copy_loop_close_phi_args): Likewise.
28581 (copy_cond_phi_args): Likewise.
28582 (graphite_copy_stmts_from_block): Likewise.
28583 (translate_pending_phi_nodes): Likewise.
28584 * graphite-poly.c (print_pdr): Likewise.
28585 (dump_gbb_cases): Likewise.
28586 (dump_gbb_conditions): Likewise.
28587 (print_scop_params): Likewise.
28588 * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
28589 (build_cross_bb_scalars_use): Likewise.
28590 (gather_bbs::before_dom_children): Likewise.
28591 * hsa-dump.c (dump_hsa_immed): Likewise.
28592 * ipa-cp.c (print_ipcp_constant_value): Likewise.
28593 (get_replacement_map): Likewise.
28594 * ipa-inline-analysis.c (dump_condition): Likewise.
28595 (estimate_function_body_sizes): Likewise.
28596 * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
28597 (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
28598 * ipa-prop.c (ipa_dump_param): Likewise.
28599 (ipa_print_node_jump_functions_for_edge): Likewise.
28600 (ipa_modify_call_arguments): Likewise.
28601 (ipa_modify_expr): Likewise.
28602 (ipa_dump_param_adjustments): Likewise.
28603 (ipa_dump_agg_replacement_values): Likewise.
28604 (ipcp_modif_dom_walker::before_dom_children): Likewise.
28605 * ipa-pure-const.c (check_stmt): Likewise.
28606 (pass_nothrow::execute): Likewise.
28607 * ipa-split.c (execute_split_functions): Likewise.
28608 * omp-offload.c (dump_oacc_loop_part): Likewise.
28609 (dump_oacc_loop): Likewise.
28610 * trans-mem.c (tm_log_emit): Likewise.
28611 (tm_memopt_accumulate_memops): Likewise.
28612 (dump_tm_memopt_set): Likewise.
28613 (dump_tm_memopt_transform): Likewise.
28614 * tree-cfg.c (gimple_verify_flow_info): Likewise.
28615 (print_loop): Likewise.
28616 * tree-chkp-opt.c (chkp_print_addr): Likewise.
28617 (chkp_gather_checks_info): Likewise.
28618 (chkp_get_check_result): Likewise.
28619 (chkp_remove_check_if_pass): Likewise.
28620 (chkp_use_outer_bounds_if_possible): Likewise.
28621 (chkp_reduce_bounds_lifetime): Likewise.
28622 * tree-chkp.c (chkp_register_addr_bounds): Likewise.
28623 (chkp_mark_completed_bounds): Likewise.
28624 (chkp_register_incomplete_bounds): Likewise.
28625 (chkp_mark_invalid_bounds): Likewise.
28626 (chkp_maybe_copy_and_register_bounds): Likewise.
28627 (chkp_build_returned_bound): Likewise.
28628 (chkp_get_bound_for_parm): Likewise.
28629 (chkp_build_bndldx): Likewise.
28630 (chkp_get_bounds_by_definition): Likewise.
28631 (chkp_generate_extern_var_bounds): Likewise.
28632 (chkp_get_bounds_for_decl_addr): Likewise.
28633 * tree-chrec.c (chrec_apply): Likewise.
28634 * tree-data-ref.c (dump_data_reference): Likewise.
28635 (dump_subscript): Likewise.
28636 (dump_data_dependence_relation): Likewise.
28637 (analyze_overlapping_iterations): Likewise.
28638 * tree-inline.c (expand_call_inline): Likewise.
28639 (tree_function_versioning): Likewise.
28640 * tree-into-ssa.c (dump_defs_stack): Likewise.
28641 (dump_currdefs): Likewise.
28642 (dump_names_replaced_by): Likewise.
28643 (dump_update_ssa): Likewise.
28644 (update_ssa): Likewise.
28645 * tree-object-size.c (pass_object_sizes::execute): Likewise.
28646 * tree-parloops.c (build_new_reduction): Likewise.
28647 (try_create_reduction_list): Likewise.
28648 (ref_conflicts_with_region): Likewise.
28649 (oacc_entry_exit_ok_1): Likewise.
28650 (oacc_entry_exit_single_gang): Likewise.
28651 * tree-pretty-print.h: Likewise.
28652 * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
28653 (get_scalar_evolution): Likewise.
28654 (add_to_evolution): Likewise.
28655 (get_loop_exit_condition): Likewise.
28656 (analyze_evolution_in_loop): Likewise.
28657 (analyze_initial_condition): Likewise.
28658 (analyze_scalar_evolution): Likewise.
28659 (instantiate_scev): Likewise.
28660 (number_of_latch_executions): Likewise.
28661 (gather_chrec_stats): Likewise.
28662 (final_value_replacement_loop): Likewise.
28663 (scev_const_prop): Likewise.
28664 * tree-sra.c (dump_access): Likewise.
28665 (disqualify_candidate): Likewise.
28666 (create_access): Likewise.
28667 (reject): Likewise.
28668 (maybe_add_sra_candidate): Likewise.
28669 (create_access_replacement): Likewise.
28670 (analyze_access_subtree): Likewise.
28671 (analyze_all_variable_accesses): Likewise.
28672 (sra_modify_assign): Likewise.
28673 (initialize_constant_pool_replacements): Likewise.
28674 (find_param_candidates): Likewise.
28675 (decide_one_param_reduction): Likewise.
28676 (replace_removed_params_ssa_names): Likewise.
28677 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
28678 * tree-ssa-copy.c (dump_copy_of): Likewise.
28679 (copy_prop_visit_cond_stmt): Likewise.
28680 * tree-ssa-dce.c (mark_operand_necessary): Likewise.
28681 * tree-ssa-dom.c (pass_dominator::execute): Likewise.
28682 (record_equivalences_from_stmt): Likewise.
28683 * tree-ssa-dse.c (compute_trims): Likewise.
28684 (delete_dead_call): Likewise.
28685 (delete_dead_assignment): Likewise.
28686 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
28687 (forward_propagate_into_cond): Likewise.
28688 (pass_forwprop::execute): Likewise.
28689 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
28690 * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
28692 (move_computations_worker): Likewise.
28693 (execute_sm): Likewise.
28694 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
28695 (remove_exits_and_undefined_stmts): Likewise.
28696 (remove_redundant_iv_tests): Likewise.
28697 * tree-ssa-loop-ivopts.c (dump_use): Likewise.
28698 (adjust_iv_update_pos): Likewise.
28699 * tree-ssa-math-opts.c (bswap_replace): Likewise.
28700 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
28701 (value_replacement): Likewise.
28702 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
28703 * tree-ssa-pre.c (print_pre_expr): Likewise.
28704 (get_representative_for): Likewise.
28705 (create_expression_by_pieces): Likewise.
28706 (insert_into_preds_of_block): Likewise.
28707 (eliminate_insert): Likewise.
28708 (eliminate_dom_walker::before_dom_children): Likewise.
28709 (eliminate): Likewise.
28710 (remove_dead_inserted_code): Likewise.
28711 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
28712 * tree-ssa-reassoc.c (get_rank): Likewise.
28713 (eliminate_duplicate_pair): Likewise.
28714 (eliminate_plus_minus_pair): Likewise.
28715 (eliminate_not_pairs): Likewise.
28716 (undistribute_ops_list): Likewise.
28717 (eliminate_redundant_comparison): Likewise.
28718 (update_range_test): Likewise.
28719 (optimize_range_tests_var_bound): Likewise.
28720 (optimize_vec_cond_expr): Likewise.
28721 (rewrite_expr_tree): Likewise.
28722 (rewrite_expr_tree_parallel): Likewise.
28723 (linearize_expr): Likewise.
28724 (break_up_subtract): Likewise.
28725 (linearize_expr_tree): Likewise.
28726 (attempt_builtin_powi): Likewise.
28727 (attempt_builtin_copysign): Likewise.
28728 (transform_stmt_to_copy): Likewise.
28729 (transform_stmt_to_multiply): Likewise.
28730 (dump_ops_vector): Likewise.
28731 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
28732 (print_scc): Likewise.
28733 (set_ssa_val_to): Likewise.
28734 (visit_reference_op_store): Likewise.
28735 (visit_use): Likewise.
28736 (sccvn_dom_walker::before_dom_children): Likewise.
28737 (run_scc_vn): Likewise.
28738 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
28740 (expr_hash_elt::print): Likewise.
28741 (const_and_copies::pop_to_marker): Likewise.
28742 (const_and_copies::record_const_or_copy_raw): Likewise.
28743 * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
28744 * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
28745 (dump_predicates): Likewise.
28746 (find_uninit_use): Likewise.
28747 (warn_uninitialized_phi): Likewise.
28748 (pass_late_warn_uninitialized::execute): Likewise.
28749 * tree-ssa.c (verify_vssa): Likewise.
28750 (verify_ssa): Likewise.
28751 (maybe_optimize_var): Likewise.
28752 * tree-vrp.c (dump_value_range): Likewise.
28753 (dump_all_value_ranges): Likewise.
28754 (dump_asserts_for): Likewise.
28755 (register_edge_assert_for_2): Likewise.
28756 (vrp_visit_cond_stmt): Likewise.
28757 (vrp_visit_switch_stmt): Likewise.
28758 (vrp_visit_stmt): Likewise.
28759 (vrp_visit_phi_node): Likewise.
28760 (simplify_cond_using_ranges_1): Likewise.
28761 (fold_predicate_in): Likewise.
28762 (evrp_dom_walker::before_dom_children): Likewise.
28763 (evrp_dom_walker::push_value_range): Likewise.
28764 (evrp_dom_walker::pop_value_range): Likewise.
28765 (execute_early_vrp): Likewise.
28767 2017-05-16 Richard Biener <rguenther@suse.de>
28769 * dwarf2out.c (loc_list_from_tree_1): Do not create
28770 DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
28772 2017-05-16 Richard Biener <rguenther@suse.de>
28774 * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
28776 (note_variable_value_in_expr): If we resolved the decl ref
28777 do not push to the stack.
28779 2017-05-16 Matthew Wahab <matthew.wahab@arm.com>
28781 * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
28782 operations in fast-math mode.
28783 (vaddq_f16): Likewise.
28784 (vmul_f16): Likewise.
28785 (vmulq_f16): Likewise.
28786 (vsub_f16): Likewise.
28787 (vsubq_f16): Likewise.
28788 * config/arm/neon.md (add<mode>3): New.
28790 (fma:<VH:mode>3): New. Also remove outdated comment.
28793 2017-05-16 Martin Liska <mliska@suse.cz>
28797 * ipa-devirt.c (warn_types_mismatch): Fix typo.
28798 (odr_types_equivalent_p): Likewise.
28800 2017-05-15 Sylvestre Ledru <sylvestre@debian.org>
28802 * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
28804 2017-05-15 Uros Bizjak <ubizjak@gmail.com>
28807 * config/i386.i386.md (*zero_extendsidi2): Do not penalize
28808 non-interunit SSE move alternatives with '?'.
28809 (zero-extendsidi peephole2): New peephole to skip intermediate
28810 general register in SSE zero-extend sequence.
28812 2017-05-15 Jeff Law <law@redhat.com>
28814 * reorg.c (relax_delay_slots): Create a new variable to hold
28815 the temporary target rather than clobbering TARGET_LABEL.
28817 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
28818 missing argument to extract_bit_field call.
28819 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
28821 2017-05-15 Martin Liska <mliska@suse.cz>
28824 * gcc.c (process_command): Do not allow empty argument of -o option.
28826 2017-05-15 Renlin Li <renlin.li@arm.com>
28828 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
28829 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
28830 * config/aarch64/constraints.md (Usf): Add long call check.
28831 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
28832 (call_value): Likewise.
28833 (sibcall): Likewise.
28834 (sibcall_value): Likewise.
28836 (call_value_insn): New.
28837 (sibcall_insn): Update rtx pattern.
28838 (sibcall_value_insn): Likewise.
28839 (call_internal): Remove.
28840 (call_value_internal): Likewise.
28841 (sibcall_internal): Likewise.
28842 (sibcall_value_internal): Likewise.
28843 (call_reg): Likewise.
28844 (call_symbol): Likewise.
28845 (call_value_reg): Likewise.
28846 (call_value_symbol): Likewise.
28848 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
28851 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
28853 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
28855 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
28856 compatible with CCGOCmode and with CCZmode.
28858 2017-05-14 Martin Sebor <msebor@redhat.com>
28860 PR middle-end/77671
28861 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
28862 (gimple_fold_builtin_snprintf): Same.
28863 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
28864 (gimple_fold_builtin_snprintf): Same.
28865 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
28866 of character types.
28867 (is_call_safe): New function.
28868 (try_substitute_return_value): Call it.
28869 (try_simplify_call): New function.
28870 (pass_sprintf_length::handle_gimple_call): Call it.
28872 2017-05-14 Martin Sebor <msebor@redhat.com>
28874 PR middle-end/80669
28875 * builtins.c (expand_builtin_stpncpy): Simplify.
28877 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
28879 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
28880 * config/i386/i386.h
28881 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
28882 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
28883 (struct machine_function): Add new members call_ms2sysv,
28884 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
28885 (struct machine_frame_state): New fields sp_realigned and
28886 sp_realigned_offset.
28887 * config/i386/i386.c
28888 (enum xlogue_stub): New enum.
28889 (enum xlogue_stub_sets): New enum.
28890 (class xlogue_layout): New class.
28891 (struct ix86_frame): New fields stack_realign_allocate_offset,
28892 stack_realign_offset and outlined_save_offset. Modify comments to
28893 detail stack layout when using out-of-line stubs.
28894 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
28895 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
28896 -mcall-ms2sysv-xlogues.
28897 (stub_managed_regs): New static variable.
28898 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
28899 registers managed by out-of-line stub.
28900 (disable_call_ms2sysv_xlogues): New function.
28901 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
28902 m->call_ms2sysv when appropriate and compute frame layout for
28904 (sp_valid_at, fp_valid_at): New inline functions.
28905 (choose_basereg): New function.
28906 (choose_baseaddr): Add align parameter, use choose_basereg and modify
28908 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
28909 Use align parameter of choose_baseaddr to generated aligned SSE movs
28911 (pro_epilogue_adjust_stack): Modify to track
28912 machine_frame_state::sp_realigned.
28913 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
28914 (ix86_nsaved_sseregs): Likewise.
28915 (ix86_emit_save_regs): Likewise.
28916 (ix86_emit_save_regs_using_mov): Likewise.
28917 (ix86_emit_save_sse_regs_using_mov): Likewise.
28918 (get_scratch_register_on_entry): Likewise.
28919 (gen_frame_set): New function.
28920 (gen_frame_load): Likewise.
28921 (gen_frame_store): Likewise.
28922 (emit_outlined_ms2sysv_save): Likewise.
28923 (emit_outlined_ms2sysv_restore): Likewise.
28924 (ix86_expand_prologue): Modify stack re-alignment code and call
28925 emit_outlined_ms2sysv_save when appropriate.
28926 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
28927 parameter rtx_insn *insn, which allows the function to be used to only
28928 generate the notes.
28929 (ix86_expand_epilogue): Modify validity checks of frame and stack
28930 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
28931 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
28932 * config/i386/predicates.md
28933 (save_multiple): New predicate.
28934 (restore_multiple): Likewise.
28935 * config/i386/sse.md
28936 (save_multiple<mode>): New pattern.
28937 (save_multiple_realign<mode>): Likewise.
28938 (restore_multiple<mode>): Likewise.
28939 (restore_multiple_and_return<mode>): Likewise.
28940 (restore_multiple_leave_return<mode>): Likewise.
28941 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
28943 2017-05-14 Julia Koval <julia.koval@intel.com>
28945 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
28946 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
28947 (__builtin_ia32_xsetbv): New builtins.
28948 * config/i386/i386.c (ix86_expand_special_args_builtin):
28950 (ix86_expand_builtin): Special expand for new intrinsics.
28951 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
28952 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
28953 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
28955 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28957 * cfganal.c (inverted_post_order_compute): Change argument type
28959 * cfganal.h (inverted_post_order_compute): Adjust prototype.
28960 * df-core.c (rest_of_handle_df_initialize): Adjust.
28961 (rest_of_handle_df_finish): Likewise.
28962 (df_analyze_1): Likewise.
28963 (df_analyze): Likewise.
28964 (loop_inverted_post_order_compute): Change argument to be a vec *.
28965 (df_analyze_loop): Adjust.
28966 (df_get_n_blocks): Likewise.
28967 (df_get_postorder): Likewise.
28968 * df.h (struct df_d): Change field to be a vec.
28969 * lcm.c (compute_laterin): Adjust.
28970 (compute_available): Likewise.
28971 * lra-lives.c (lra_create_live_ranges_1): Likewise.
28972 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
28973 * tree-ssa-pre.c (compute_antic): Likewise.
28975 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28977 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
28978 (depth_first_search::depth_first_search): Change structure init
28979 function to this constructor.
28980 (depth_first_search::add_bb): Rename function to this member.
28981 (depth_first_search::execute): Likewise.
28982 (flow_dfs_compute_reverse_finish): Adjust.
28984 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28986 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
28987 (longest_simple_path): Likewise.
28988 * shrink-wrap.c (spread_components): Likewise.
28989 (disqualify_problematic_components): Likewise.
28990 (emit_common_heads_for_components): Likewise.
28991 (emit_common_tails_for_components): Likewise.
28992 (insert_prologue_epilogue_for_components): Likewise.
28994 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28996 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
28999 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29001 * df-core.c (df_set_blocks): Start using auto_bitmap.
29002 (df_compact_blocks): Likewise.
29003 * df-problems.c (df_rd_confluence_n): Likewise.
29004 * df-scan.c (df_insn_rescan_all): Likewise.
29005 (df_process_deferred_rescans): Likewise.
29006 (df_update_entry_block_defs): Likewise.
29007 (df_update_exit_block_uses): Likewise.
29008 (df_entry_block_bitmap_verify): Likewise.
29009 (df_exit_block_bitmap_verify): Likewise.
29010 (df_scan_verify): Likewise.
29011 * lra-constraints.c (lra_constraints): Likewise.
29012 (undo_optional_reloads): Likewise.
29013 (lra_undo_inheritance): Likewise.
29014 * lra-remat.c (calculate_gen_cands): Likewise.
29015 (do_remat): Likewise.
29016 * lra-spills.c (assign_spill_hard_regs): Likewise.
29017 (spill_pseudos): Likewise.
29018 * tree-ssa-pre.c (bitmap_set_and): Likewise.
29019 (bitmap_set_subtract_values): Likewise.
29021 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29023 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
29024 management with auto_bitmap.
29025 (fix_inter_tick): Likewise.
29026 (fix_recovery_deps): Likewise.
29027 * ira.c (add_store_equivs): Likewise.
29028 (find_moveable_pseudos): Likewise.
29029 (split_live_ranges_for_shrink_wrap): Likewise.
29030 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
29031 (rtx_reuse_manager::seen_def_p): Likewise.
29032 (rtx_reuse_manager::set_seen_def): Likewise.
29033 * print-rtl.h (class rtx_reuse_manager): Likewise.
29035 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29037 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
29039 (migrate_btr_def): Likewise.
29040 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
29041 * df-core.c (loop_post_order_compute): Likewise.
29042 (loop_inverted_post_order_compute): Likewise.
29043 * hsa-common.h: Likewise.
29044 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
29045 * init-regs.c (initialize_uninitialized_regs): Likewise.
29046 * ipa-inline.c (resolve_noninline_speculation): Likewise.
29047 (inline_small_functions): Likewise.
29048 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
29049 * ira.c (combine_and_move_insns): Likewise.
29050 (build_insn_chain): Likewise.
29051 * loop-invariant.c (find_invariants): Likewise.
29052 * lower-subreg.c (propagate_pseudo_copies): Likewise.
29053 * predict.c (tree_predict_by_opcode): Likewise.
29054 (predict_paths_leading_to): Likewise.
29055 (predict_paths_leading_to_edge): Likewise.
29056 (estimate_loops_at_level): Likewise.
29057 (estimate_loops): Likewise.
29058 * shrink-wrap.c (try_shrink_wrapping): Likewise.
29059 (spread_components): Likewise.
29060 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
29061 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
29062 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
29063 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
29064 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
29065 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
29066 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
29067 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
29068 (mark_threaded_blocks): Likewise.
29069 (thread_through_all_blocks): Likewise.
29070 * tree-ssa.c (verify_ssa): Likewise.
29071 (execute_update_addresses_taken): Likewise.
29072 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
29074 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29076 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
29078 (post_order_compute): Likewise.
29079 (inverted_post_order_compute): Likewise.
29080 (pre_and_rev_post_order_compute_fn): Likewise.
29082 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29084 * genrecog.c (int_set::int_set): Explicitly construct our
29085 auto_vec base class.
29086 * vec.h (auto_vec::auto_vec): New constructor.
29088 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29090 * bitmap.h (class auto_bitmap): New constructor taking
29091 bitmap_obstack * argument.
29093 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29095 * bitmap.h (class auto_bitmap): Change type of m_bits to
29096 bitmap_head, and adjust ctor / dtor and member operators.
29098 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
29100 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
29101 when returned register mode doesn't match original mode.
29103 2017-05-12 Jeff Law <law@redhat.com>
29104 Jakub Jelinek <jakub@redhat.com>
29106 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
29107 we look for cc setter after the compare-elim changes.
29108 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
29109 within the vector to match what compare-elim now expects.
29110 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
29111 (xorsi3_flags, one_cmplsi2_flags): Likewise.
29113 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
29114 after the compare-elim changes.
29115 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
29116 the vector to match what compare-elim now expects.
29117 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
29118 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
29119 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
29120 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
29121 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
29123 * config/visium/visium.c (single_set_and_flags): Fix where
29124 we look for cc setter after the compare-elim changes.
29125 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
29126 with the vector to match what compare-elim now expects.
29127 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
29128 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
29129 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
29130 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
29131 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
29132 (neg<mode>2_insn_set_overflow): Likewise.
29134 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
29136 PR middle-end/79794
29137 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
29138 maybe_expand_insn call, set ops[0].target. If still set after call,
29139 set alt_rtl. Add extra arg to recursive calls.
29140 (extract_bit_field): Add alt_rtl argument. Pass to
29142 * expmed.h (extract_bit_field): Fix prototype.
29143 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
29144 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
29145 to extract_bit_field_calls.
29146 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
29147 Pass alt_rtl to extract_bit_field calls.
29148 * calls.c (store_unaligned_arguments_into_psuedos)
29149 load_register_parameters): Pass extra NULL to extract_bit_field calls.
29150 * optabs.c (maybe_legitimize_operand): Clear op->target when call
29152 * optabs.h (struct expand_operand): Add target bitfield.
29154 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
29156 * compare-elim.c (try_eliminate_compare): Canonicalize
29157 operation with embedded compare to
29158 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
29159 (set (reg) (operation)].
29161 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
29163 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
29166 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
29167 cost of adding a carry flag for ADC instruction.
29168 [case MINUS]: Ignore the cost of subtracting a carry flag
29169 for SBB instruction.
29171 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
29173 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
29175 * config/rs6000/bmiintrin.h: New file.
29176 * config/rs6000/bmi2intrin.h: New file.
29177 * config/rs6000/x86intrin.h: New file.
29179 2017-05-12 Jeff Law <law@redhat.com>
29181 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
29184 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
29186 PR middle-end/80707
29187 * tree-cfg.c: Remove cfg edges of unreachable case statements.
29189 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
29191 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
29192 early expansion of vector divide builtins.
29193 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
29194 builtins identified as having unsigned arguments.
29196 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
29198 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
29199 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
29200 expansion of vector logical operations (and, andc, or, xor,
29203 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
29205 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
29206 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
29208 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
29210 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
29211 early GIMPLE expansion of vector multiplies.
29213 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
29215 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
29216 TARGET_HAVE_MOVT conditional.
29217 (movt splitter): Likewise.
29219 2017-05-12 Richard Biener <rguenther@suse.de>
29221 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
29222 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
29223 Fold all stmts not inplace.
29225 2017-05-12 Richard Biener <rguenther@suse.de>
29227 PR tree-optimization/80713
29228 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
29229 inserted_exprs bit for not removed stmts.
29231 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
29233 PR middle-end/69921
29234 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
29235 parallelized" attribute for parallelized OpenACC kernels.
29236 * omp-offload.c (execute_oacc_device_lower): Use it.
29238 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
29239 Set "oacc kernels" attribute.
29240 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
29241 parameter. Adjust all users.
29242 (oacc_fn_attrib_kernels_p): Remove function.
29243 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
29244 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
29245 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29246 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
29247 assert "oacc kernels" attribute is set.
29249 2017-05-11 Carl Love <cel@us.ibm.com>
29251 * config/rs6000/rs6000-c: Add support for built-in functions
29252 vector unsigned char vec_popcnt (vector signed char)
29253 vector unsigned char vec_popcnt (vector unsigned char)
29254 vector unsigned short vec_popcnt (vector signed short)
29255 vector unsigned short vec_popcnt (vector unsigned short)
29256 vector unsigned int vec_popcnt (vector signed int)
29257 vector unsigned int vec_popcnt (vector unsigned int)
29258 vector unsigned long long vec_popcnt (vector signed long long)
29259 vector unsigned long long vec_popcnt (vector unsigned long long)
29260 vector signed long long vec_slo (vector signed long long,
29261 vector signed char)
29262 vector signed long long vec_slo (vector signed long long,
29263 vector unsigned char)
29264 vector unsigned long long vec_slo (vector unsigned long long,
29265 vector signed char)
29266 vector unsigned long long vec_slo (vector unsigned long long,
29267 vector unsigned char)
29268 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
29269 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
29270 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
29271 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
29272 * doc/extend.texi: Update the built-in documentation file for the
29273 new built-in functions.
29275 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
29277 * attribs.h (sorted_attr_string): Move machine independent
29278 functions for target clone support from the i386 port to common
29279 code. Rename ix86_function_versions to common_function_versions.
29280 Rename make_name to make_unique_name.
29281 (common_function_versions): Likewise.
29282 (make_unique_name): Likewise.
29283 (make_dispatcher_decl): Likewise.
29284 (is_function_default_version): Likewise.
29285 * attribs.c (attr_strcmp): Likewise.
29286 (sorted_attr_string): Likewise.
29287 (common_function_versions): Likewise.
29288 (make_unique_name): Likewise.
29289 (make_dispatcher_decl): Likewise.
29290 (is_function_default_version): Likewise.
29291 * config/i386/i386.c (attr_strcmp): Likewise.
29292 (sorted_attr_string): Likewise.
29293 (ix86_function_versions): Likewise.
29294 (make_name): Likewise.
29295 (make_dispatcher_decl): Likewise.
29296 (is_function_default_version): Likewise.
29297 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
29299 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29302 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
29303 Account for direct move costs for vec_construct of integer
29306 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
29309 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
29310 (UNSPEC_STX_ATOMIC): Ditto.
29311 (loaddi_via_sse): New insn.
29312 (storedi_via_sse): Ditto.
29313 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
29314 Update corresponding peephole2 patterns.
29315 (atomic_storedi_fpu): Ditto.
29317 2017-05-11 Julia Koval <julia.koval@intel.com>
29319 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
29320 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
29322 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
29323 (__builtin_ia32_rsqrt14ss_mask): New builtins.
29324 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
29326 2017-05-11 Nathan Sidwell <nathan@acm.org>
29328 * graphite-poly.c: Include dumpfile.h.
29330 * dumpfle.h (dump_function): Declare here ...
29331 * tree-dump.h (dump_function): ... not here.
29332 * dumpfile.c: #include tree-cfg.h.
29333 (dump_function): Move here from ...
29334 * tree-dump.c (dump_function): ... here.
29335 * gimplify.c: #include splay-tree.h, not tree-dump.h.
29336 * graphite-poly.c: Don't include tree-dump.h.
29337 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
29338 * print-tree.c: Likewise.
29339 * stor-layout.c: Likewise.
29340 * tree-nested.c: Likewise.
29342 * dumpfile.c (dump_start): Use TDF_FLAGS.
29343 (dump_enable_all): Fix TDF_KIND check thinko.
29345 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
29347 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
29348 array entries to represent two legal parameterizations of the
29349 overloaded __builtin_cmpb function, as represented by the
29350 P6_OV_BUILTIN_CMPB constant.
29351 (altivec_resolve_overloaded_builtin): Add special case handling
29352 for the __builtin_cmpb function, as represented by the
29353 P6_OV_BUILTIN_CMPB constant.
29354 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
29355 (BU_P6_64BIT_2): New macro.
29356 (BU_P6_OVERLOAD_2): New macro
29357 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
29358 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
29359 (CMPB): Add overload support to represent both 32-bit and 64-bit
29360 compare-bytes function.
29361 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
29362 support for TARGET_CMPB.
29363 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
29364 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
29365 documentation of the __builtin_cmpb overloaded built-in function.
29367 2017-05-11 Richard Biener <rguenther@suse.de>
29369 PR tree-optimization/80705
29370 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
29371 bases are not vectorizable.
29373 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29375 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
29376 when counting register pressure.
29378 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29380 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
29381 (iv_ca_more_deps): Renamed to ...
29382 (iv_ca_compare_deps): ... this.
29383 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
29385 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29387 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
29389 (determine_group_iv_costs): ... here.
29390 (find_inv_vars_cb): Record inv var if it's not recorded before.
29392 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29394 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
29395 (get_shiftadd_cost): Ditto.
29397 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29399 * tree-ssa-address.c: Include header file.
29400 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
29402 (add_to_parts): Refactor.
29403 (addr_to_parts): New parameter. Update use of move_hint_to_base.
29404 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
29407 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29409 PR tree-optimization/53090
29410 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
29412 (extract_cond_operands): Detect condition with IV on both sides
29413 and return COMP_IV_EXPR_2.
29414 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
29415 (rewrite_use_compare): Simplify by removing call to function
29416 extract_cond_operands.
29418 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29420 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
29421 (extract_cond_operands): Detect condition comparing against non-
29422 invariant bound and return appropriate enum value.
29423 (find_interesting_uses_cond): Update use of extract_cond_operands.
29424 Handle its return value accordingly.
29425 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
29427 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29429 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
29430 nonlinear iv_use computation in loop invariant sensitive way.
29432 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29434 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
29435 (find_iv_candidates): Call relate_compare_use_with_all_cands.
29437 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29439 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
29440 (dump_cand): Support iv_cand.inv_exprs.
29441 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
29443 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
29446 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29448 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
29450 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
29451 as local function. Include necessary header files.
29452 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
29454 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29456 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
29458 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29460 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
29461 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
29462 RSHIFT_EXPR and BIT_NOT_EXPR.
29464 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29466 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
29467 (adjust_setup_cost): New parameter supporting round up adjustment.
29468 (struct address_cost_data): Delete.
29469 (force_expr_to_var_cost): Don't bound cost with spill_cost.
29470 (split_address_cost, ptr_difference_cost): Delete.
29471 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
29472 (struct ainc_cost_data): New struct.
29473 (get_address_cost_ainc): New function.
29474 (get_address_cost, get_computation_cost): Reimplement.
29475 (determine_group_iv_cost_address): Record inv_expr for all uses of
29477 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
29478 (iv_ca_has_deps): Reimplemented to ...
29479 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
29481 (iv_ca_extend): Call iv_ca_more_deps.
29483 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29485 * tree-ssa-address.c (struct mem_address): Move to header file.
29486 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
29487 * tree-ssa-address.h (struct mem_address): Move from C file.
29488 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
29490 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29492 * tree-affine.h (aff_combination_type): New interface.
29493 (aff_combination_zero_p): Remove static.
29494 (aff_combination_const_p): New interface.
29495 (aff_combination_singleton_var_p): New interfaces.
29497 2017-05-11 Richard Biener <rguenther@suse.de>
29499 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
29500 Skip unreachable blocks and destinations.
29501 (eliminate): Move stmt removal and fixup ...
29502 (fini_eliminate): ... here. Skip inserted exprs.
29503 (pass_pre::execute): Move fini_pre after fini_eliminate.
29504 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
29505 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
29506 PRE to get rid of dead code that has invalid SSA form and
29507 split critical edges again.
29509 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29511 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
29513 2017-05-11 Richard Biener <rguenther@suse.de>
29515 * passes.c (execute_function_todo): Verify loops if they are
29516 said to be up-to-date.
29517 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
29518 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
29520 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
29523 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
29524 handle calling assemble_external ourself.
29527 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
29528 modes with zero size. Enhance comment.
29530 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29532 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
29533 built-ins for vec_xl and vec_xst with short and char pointer
29536 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
29538 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
29539 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
29540 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
29541 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
29542 (_mm_maskz_min_round_ss): New intrinsics.
29543 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
29544 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
29545 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
29546 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
29547 (__builtin_ia32_minss_mask_round): New builtins.
29548 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
29549 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
29550 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
29552 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
29553 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
29555 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
29558 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
29560 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
29561 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
29562 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
29563 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
29564 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
29565 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
29566 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
29567 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
29568 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
29569 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
29570 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
29571 (__builtin_ia32_mulss_mask_round): New builtins.
29572 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
29573 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
29574 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
29576 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
29577 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
29579 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
29582 2017-05-10 Julia Koval <julia.koval@intel.com>
29584 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
29585 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
29586 (_mm256_setr_m128i): New intrinsics.
29588 2017-05-10 Julia Koval <julia.koval@intel.com>
29590 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
29591 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
29592 (_mm_maskz_rcp14_ss): New intrinsics.
29593 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
29594 (__builtin_ia32_rcp14ss_mask): New builtins.
29595 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
29597 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
29599 PR tree-optimization/51513
29600 * tree-cfg.c (gimple_seq_unreachable_p): New function.
29601 (assert_unreachable_fallthru_edge_p): Use it.
29602 (group_case_labels_stmt): Likewise.
29603 * tree-cfg.h: Prototype it.
29604 * stmt.c: Include cfghooks.h and tree-cfg.h.
29605 (emit_case_dispatch_table) <gap_label>: New local variable.
29606 Use it to fill dispatch table gaps.
29607 Test for default_label before updating probabilities.
29608 (expand_case) <default_label>: Remove unneeded initialization.
29609 Test for unreachable default case statement and remove its edge.
29610 Set default_label accordingly.
29611 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
29613 2017-05-10 Carl Love <cel@us.ibm.com>
29615 * config/rs6000/rs6000-c: Add support for built-in functions
29616 vector signed char vec_neg (vector signed char)
29617 vector signed short int vec_neg (vector short int)
29618 vector signed int vec_neg (vector signed int)
29619 vector signed long long vec_neg (vector signed long long)
29620 vector float vec_neg (vector float)
29621 vector double vec_neg (vector double)
29622 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
29624 * config/rs6000/altivec.h: Add define for vec_neg
29625 * doc/extend.texi: Update the built-in documentation for the
29626 new built-in functions.
29628 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
29630 PR tree-optimization/77644
29631 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
29633 2017-05-10 Nathan Sidwell <nathan@acm.org>
29635 * dumpfile.h (TDI_lang_all): New.
29636 (TDF_KIND): New. Renumber others
29637 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
29639 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
29641 (get_dump_file_name): Adjust suffix generation.
29642 (dump_enable_all): Use TDF_KIND.
29643 * doc/invoke.texi (-fdump-lang-all): Document.
29645 * dumpfile.h: Tabify.
29647 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
29650 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
29651 Move member access before delete.
29653 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
29655 * tree-inline.c (expand_call_inline): Split block at stmt
29658 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29661 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
29662 are now unused after splitting mov{sf,sd}_hardfloat.
29663 (f32_lr2): Likewise.
29664 (f32_lm): Likewise.
29665 (f32_lm2): Likewise.
29666 (f32_li): Likewise.
29667 (f32_li2): Likewise.
29668 (f32_lv): Likewise.
29669 (f32_sr): Likewise.
29670 (f32_sr2): Likewise.
29671 (f32_sm): Likewise.
29672 (f32_sm2): Likewise.
29673 (f32_si): Likewise.
29674 (f32_si2): Likewise.
29675 (f32_sv): Likewise.
29676 (f32_dm): Likewise.
29677 (f32_vsx): Likewise.
29678 (f32_av): Likewise.
29679 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
29680 For movsf, order stores so the VSX stores occur before the GPR
29681 store which encourages the register allocator to use a traditional
29682 FPR instead of a GPR. For movsd, order the stores so that the GPR
29683 store comes before the VSX stores to allow the power6 to work.
29684 This is due to the power6 not having a 32-bit integer store
29685 instruction from a FPR.
29686 (movsf_hardfloat): Likewise.
29687 (movsd_hardfloat): Likewise.
29689 2017-05-09 Martin Sebor <msebor@redhat.com>
29691 PR translation/80280
29692 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
29695 PR translation/80280
29696 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
29697 data member added in r247778.
29698 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
29700 2017-05-09 Nathan Sidwell <nathan@acm.org>
29702 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
29704 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
29707 2017-05-09 Marek Polacek <polacek@redhat.com>
29709 * doc/invoke.texi: Fix typo.
29711 2017-05-09 Richard Biener <rguenther@suse.de>
29713 * tree-vrp.c (vrp_val_is_max): Adjust comment.
29714 (vrp_val_is_min): Likewise.
29715 (set_value_range_to_value): Likewise.
29716 (set_value_range_to_nonnegative): Likewise.
29717 (gimple_assign_nonzero_p): Likewise.
29718 (gimple_stmt_nonzero_p): Likewise.
29719 (vrp_int_const_binop): Likewise. Remove unreachable case.
29720 (adjust_range_with_scev): Adjust comments.
29721 (compare_range_with_value): Likewise.
29722 (extract_range_from_phi_node): Likewise.
29723 (test_for_singularity): Likewise.
29725 2017-05-09 Richard Biener <rguenther@suse.de>
29727 * tree-vrp.c (get_single_symbol): Add assert that we don't
29728 get overflowed constants as invariant part.
29729 (compare_values_warnv): Add comment before the TREE_NO_WARNING
29730 checks. Use wi::cmp instead of recursing for integer constants.
29731 (compare_values): Just ignore whether we assumed undefined
29732 overflow instead of failing the compare.
29733 (extract_range_for_var_from_comparison_expr): Add comment before the
29734 TREE_NO_WARNING sets.
29735 (test_for_singularity): Likewise.
29736 (extract_range_from_comparison): Do not disable optimization
29737 when we assumed undefined overflow.
29738 (extract_range_basic): Remove init of unused var.
29740 2017-05-09 Richard Biener <rguenther@suse.de>
29742 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
29743 (extract_range_from_multiplicative_op_1): Adjust.
29744 (extract_range_from_binary_expr_1): Use int_const_binop.
29746 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
29749 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
29750 rs6000_store_data_bypass_p in seven define_bypass directives and
29751 in several comments.
29752 * config/rs6000/rs6000-protos.h: Add prototype for
29753 rs6000_store_data_bypass_p function.
29754 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
29755 function implements slightly different (rs6000-specific) semantics
29756 than store_data_bypass_p, returning false rather than aborting
29757 with assertion error when arguments do not satisfy the
29758 requirements of store data bypass.
29759 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
29760 rs6000_store_data_bypass_p.
29762 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
29764 * config/xtensa/xtensa-protos.h
29765 (xtensa_initial_elimination_offset): New declaration.
29766 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
29767 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
29768 macro definition, add case for FRAME_POINTER_REGNUM when
29769 FRAME_GROWS_DOWNWARD.
29770 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
29771 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
29772 xtensa_initial_elimination_offset.
29774 2017-05-08 Nathan Sidwell <nathan@acm.org>
29776 * doc/invoke.texi: Alphabetize -fdump options.
29778 2017-05-08 Martin Sebor <msebor@redhat.com>
29780 PR translation/80280
29781 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
29783 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
29785 * target.def (compute_frame_layout): New optional target hook.
29786 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
29787 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
29788 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
29790 * reload1.c (verify_initial_elim_offsets): Likewise.
29791 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
29792 (use_simple_return_p): Call arm_compute_frame_layout if needed.
29793 (arm_get_frame_offsets): Split up into this ...
29794 (arm_compute_frame_layout): ... and this function.
29796 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
29798 * config/aarch64/constraints.md (Usa): New constraint.
29799 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
29801 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
29803 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
29804 with_multilib_list after it has been checked.
29806 2017-05-08 Richard Biener <rguenther@suse.de>
29808 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
29809 (bitmap_set_subtract_values): Likewise.
29811 2017-05-08 Richard Biener <rguenther@suse.de>
29813 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
29814 (gimple_assign_nonzero): ... this and remove strict_overflow_p
29816 (gimple_stmt_nonzero_warnv_p): Rename to ...
29817 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
29819 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
29820 (extract_range_basic): Adjust, do not disable propagation on
29821 strict overflow sensitive simplification.
29822 (vrp_visit_cond_stmt): Likewise.
29824 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
29826 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
29827 body size unconditionally.
29829 2017-05-07 Jeff Law <law@redhat.com>
29832 2017-05-06 Jeff Law <law@redhat.com>
29833 PR tree-optimization/78496
29834 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
29837 PR tree-optimization/78496
29838 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
29839 (simplify_stmt_using_ranges): Call it.
29840 (vrp_dom_walker::before_dom_children): Extract equivalences
29841 from an ASSERT_EXPR with an equality comparison against a
29844 2017-05-06 Jeff Law <law@redhat.com>
29846 PR tree-optimization/78496
29847 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
29850 PR tree-optimization/78496
29851 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
29852 (simplify_stmt_using_ranges): Call it.
29853 (vrp_dom_walker::before_dom_children): Extract equivalences
29854 from an ASSERT_EXPR with an equality comparison against a
29857 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
29859 * lra-constraints.c (lra_copy_reg_equiv): New function.
29860 (split_reg): Use it to copy equivalence information from the
29861 original register to the spill register.
29863 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
29865 PR rtl-optimization/75964
29866 * simplify-rtx.c (simplify_const_relational_operation): Remove
29867 invalid handling of comparisons of integer ABS.
29869 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
29871 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
29872 initialize to zero.
29873 (init_regs): Remove declaration.
29874 (function_arg_advance_32): Initialize error_p as boolean variable.
29876 2017-05-05 Nathan Sidwell <nathan@acm.org>
29878 * store-motion.c (remove_reachable_equiv_notes): Reformat long
29879 lines. Use for (;;).
29881 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29883 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
29884 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
29885 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
29886 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
29887 VF=2 that require versioning.
29889 2017-05-05 David Malcolm <dmalcolm@redhat.com>
29891 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
29894 2017-05-05 David Malcolm <dmalcolm@redhat.com>
29896 * diagnostic.h (diagnostic_override_option_index): Convert from
29897 macro to inline function.
29899 2017-05-05 David Malcolm <dmalcolm@redhat.com>
29901 * diagnostic.c (last_module_changed_p): New function.
29902 (set_last_module): New function.
29903 (diagnostic_report_current_module): Convert macro usage to
29904 the above functions.
29905 * diagnostic.h (diagnostic_context::last_module): Strengthen
29906 from const line_map * to const line_map_ordinary *.
29907 (diagnostic_last_module_changed): Delete macro.
29908 (diagnostic_set_last_module): Delete macro.
29910 2017-05-05 David Malcolm <dmalcolm@redhat.com>
29912 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
29913 with diagnostic_report_diagnostic.
29914 (diagnostic_n_impl_richloc): Likewise.
29915 * diagnostic.h (report_diagnostic): Delete macro.
29916 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
29917 with diagnostic_report_diagnostic.
29918 * substring-locations.c (format_warning_va): Likewise.
29920 2017-05-05 David Malcolm <dmalcolm@redhat.com>
29922 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
29923 save/restor of format_spec. Move option-printing code to...
29924 (print_option_information): ...this new function, and
29925 reimplement by simply printing to the pretty_printer,
29926 rather than appending to the format string.
29928 2017-05-05 David Malcolm <dmalcolm@redhat.com>
29930 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
29931 handling logic into...
29932 (update_effective_level_from_pragmas): ...this new function.
29934 2017-05-04 Andrew Waterman <andrew@sifive.com>
29936 * config/riscv/riscv.opt (mstrict-align): New option.
29937 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
29938 (SLOW_UNALIGNED_ACCESS): Define.
29939 (riscv_slow_unaligned_access): Declare.
29940 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
29942 (riscv_slow_unaligned_access): New variable.
29943 (rocket_tune_info): Set slow_unaligned_access to true.
29944 (optimize_size_tune_info): Set slow_unaligned_access to false.
29945 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
29946 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
29947 (riscv_option_override): Set riscv_slow_unaligned_access.
29948 * doc/invoke.texi: Add -mstrict-align to RISC-V.
29950 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
29952 * config/riscv/riscv.md: Unify indentation.
29954 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
29959 * config/rs6000/rs6000.md (u code attribute): Add FIX and
29961 (extendsi<mode>2): Add support for doing sign extension via
29962 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
29963 don't have ISA 3.0 instructions.
29964 (extendsi<mode>2 splitter): Likewise.
29965 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
29966 generate the normal insns since SImode can now go in vector
29967 registers. Disallow the special UNSPECs needed for previous
29968 machines to hide SImode being used. Add new insns
29969 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
29970 (fix_trunc<mode>si2_stfiwx): Likewise.
29971 (fix_trunc<mode>si2_internal): Likewise.
29972 (fixuns_trunc<mode>si2): Likewise.
29973 (fixuns_trunc<mode>si2_stfiwx): Likewise.
29974 (fctiw<u>z_<mode>_smallint): Likewise.
29975 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
29976 of floating point to 32-bit integer from doing a direct move to
29977 the GPR registers to do a store.
29978 (fctiwz_<mode>): Break long line.
29980 2017-05-05 Bin Cheng <bin.cheng@arm.com>
29982 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
29983 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
29984 (addr_list, addr_offset_valid_p): New.
29985 (split_address_groups): Check offset validity with above function.
29986 (gt-tree-ssa-loop-ivopts.h): Include header file.
29988 2017-05-05 Nathan Sidwell <nathan@acm.org>
29990 * config.gcc (arm*-*-*): Add missing 'fi'.
29992 2017-05-05 Steve Ellcey <sellcey@cavium.com>
29994 * doc/invoke.texi (-fopt-info): Explicitly say order of options
29995 included in -fopt-info does not matter.
29996 * doc/optinfo.texi (-fopt-info): Fix description of default
29997 behavour. Explicitly say order of options included in -fopt-info
30000 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
30002 * config.gcc: Allow combinations of aprofile and rmprofile values for
30003 --with-multilib-list.
30004 * config/arm/t-multilib: New file.
30005 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
30006 variables. Remove setting of ISA and floating-point ABI in
30007 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
30008 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
30009 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
30010 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
30012 * config/arm/t-rmprofile: Likewise except for the matches changes.
30013 * doc/install.texi (--with-multilib-list): Document the combination of
30014 aprofile and rmprofile values and warn about pitfalls in doing that.
30016 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
30018 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
30019 (movdi_aarch64): Likewise.
30021 2017-05-05 Jakub Jelinek <jakub@redhat.com>
30023 PR tree-optimization/80632
30024 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
30026 (build_arrays): Initialize it for virtual phis.
30027 (fix_phi_nodes): Use it for virtual phis.
30029 PR tree-optimization/80558
30030 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
30031 [x, y] op z into [x op, y op z] for op & or | if conditions
30034 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
30035 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
30038 * config/arm/arm.md (use_literal_pool): Remove.
30039 (64-bit immediate split): No longer takes cost into consideration
30040 if arm_disable_literal_pool is enabled.
30041 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
30042 used when arm_disable_literal_pool is enabled.
30043 (arm_max_const_double_inline_cost): Remove use of
30044 arm_disable_literal_pool.
30045 (push_minipool_fix): Add assert.
30046 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
30047 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
30048 (no_literal_pool_sf_immediate): New.
30050 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
30052 PR tree-optimization/80613
30053 * tree-ssa-dce.c (propagate_necessity): Remove cases for
30054 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
30056 2017-05-05 Richard Biener <rguenther@suse.de>
30058 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
30060 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
30062 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
30063 of this flag from insn conditions due to removal from r247495.
30065 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
30067 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
30069 (arm_early_store_addr_dep_ptr): Likewise.
30070 * config/arm/aarch-common-protos.h
30071 (arm_early_load_addr_dep_ptr): Add prototype.
30072 (arm_early_store_addr_dep_ptr): Likewise.
30073 * config/arm/cortex-a53.md: Add new bypasses.
30075 2017-05-05 Jakub Jelinek <jakub@redhat.com>
30077 * tree.c (next_type_uid): Change type to unsigned.
30078 (type_hash_canon): Decrement back next_type_uid if
30079 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
30080 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
30083 2017-05-04 Martin Sebor <msebor@redhat.com>
30085 * builtins.c: Fix a trivial typo in a comment.
30087 PR middle-end/79234
30088 * builtins.c (check_sizes): Adjust to handle reading past the end.
30089 Avoid printing excessive upper bound of ranges. Use %E to print
30090 tree nodes instead of converting them to %wu.
30091 (expand_builtin_memchr): New function.
30092 (compute_dest_size): Rename...
30093 (compute_objsize): ...to this.
30094 (expand_builtin_memcpy): Adjust.
30095 (expand_builtin_mempcpy): Adjust.
30096 (expand_builtin_strcat): Adjust.
30097 (expand_builtin_strcpy): Adjust.
30098 (check_strncat_sizes): Adjust.
30099 (expand_builtin_strncat): Adjust.
30100 (expand_builtin_strncpy): Adjust and simplify.
30101 (expand_builtin_memset): Adjust.
30102 (expand_builtin_bzero): Adjust.
30103 (expand_builtin_memcmp): Adjust.
30104 (expand_builtin): Handle memcmp.
30105 (maybe_emit_chk_warning): Check strncat just once.
30107 2017-05-04 Martin Sebor <msebor@redhat.com>
30109 PR preprocessor/79214
30110 PR middle-end/79222
30111 PR middle-end/79223
30112 * builtins.c (check_sizes): Add inlining context and issue
30113 warnings even when -Wno-system-headers is set.
30114 (check_strncat_sizes): Same.
30115 (expand_builtin_strncat): Same.
30116 (expand_builtin_memmove): New function.
30117 (expand_builtin_stpncpy): Same.
30118 (expand_builtin): Handle memmove and stpncpy.
30120 2017-05-04 Bin Cheng <bin.cheng@arm.com>
30122 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
30123 which is not used any more.
30125 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
30127 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
30129 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
30131 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
30132 (cortexa53_tunings): Likewise.
30133 (cortexa57_tunings): Likewise.
30134 (cortexa72_tunings): Likewise.
30135 (cortexa73_tunings): Likewise.
30137 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
30139 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
30140 Set loop alignment to 8.
30142 2017-05-04 Martin Sebor <msebor@redhat.com>
30144 PR translation/80280
30145 * builtins.c (expand_builtin_object_size): Add missing quoting to
30146 %D and like directives.
30147 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
30148 (hsa_type_for_tree_type): Same.
30149 (verify_function_arguments): Same.
30150 * symtab.c (symbol_table::change_decl_assembler_name): Same.
30151 * varasm.c (get_section): Same.
30154 2017-05-04 Martin Sebor <msebor@redhat.com>
30156 PR translation/80280
30157 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
30159 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
30161 * config/aarch64/aarch64.c (generic_addrcost_table):
30162 Change HI/TI mode setting.
30164 2017-05-04 Martin Jambor <mjambor@suse.cz>
30166 PR tree-optimization/80622
30167 * tree-sra.c (comes_initialized_p): New function.
30168 (build_accesses_from_assign): Only set write lazily when
30169 comes_initialized_p is false.
30170 (analyze_access_subtree): Use comes_initialized_p.
30171 (propagate_subaccesses_across_link): Assert !comes_initialized_p
30172 instead of testing for PARM_DECL.
30174 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30176 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
30177 constraint on operand 0 to allow more general addressing modes.
30178 Adjust output template.
30179 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
30181 * config/aarch64/aarch64-protos.h
30182 (aarch64_address_valid_for_prefetch_p): Declare prototype.
30183 * config/aarch64/constraints.md (Dp): New address constraint.
30184 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
30187 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
30189 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
30190 update use of estimate_ipcp_clone_size_and_time.
30191 (estimate_local_effects): Update use of
30192 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
30193 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
30194 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
30195 Return nonspecialized time.
30197 2017-05-04 Richard Biener <rguenther@suse.de>
30199 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
30200 for the last VUSE which def dominates the PHI. Directly call
30202 (get_continuation_for_phi_1): Remove.
30204 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
30206 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
30207 to explain the use of truncating division. Cap the number of
30208 iterations to the maximum given by nb_iterations_upper_bound,
30211 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
30213 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
30214 * configure: Regenerate.
30215 * config.in: Regenerate.
30216 * config/i386/driver-mingw32.c: new file.
30217 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
30218 * config.host: Link driver-mingw32.o on MinGW host.
30219 * doc/install.texi: Document new --enable-mingw-wildcard configure
30222 2017-05-04 Marek Polacek <polacek@redhat.com>
30224 PR tree-optimization/80612
30225 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
30227 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
30228 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
30230 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
30231 (movt splitter): Likewise.
30232 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
30233 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
30234 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
30235 block for Thumb-1 with MOVT.
30236 (thumb2_legitimate_address_p): Move code block ...
30237 (can_avoid_literal_pool_for_label_p): ... into this new function.
30238 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
30240 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
30241 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
30242 "M-profile targets with the MOVT instruction".
30244 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
30246 * config/arm/arm-builtins.c (arm_init_builtins): Rename
30247 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
30248 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
30250 2017-05-04 Martin Liska <mliska@suse.cz>
30252 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
30253 variable cond_code.
30255 2017-05-04 Richard Biener <rguenther@suse.de>
30257 * tree.c (array_at_struct_end_p): Handle arrays at struct
30258 end with flexarrays more conservatively. Refactor and treat
30259 arrays of arrays or aggregates more strict. Fix
30260 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
30261 * tree.c (array_at_struct_end_p): Adjust prototype.
30262 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
30263 * gimple-fold.c (get_range_strlen): Likewise.
30264 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
30266 2017-05-04 Richard Biener <rguenther@suse.de>
30268 PR tree-optimization/31130
30269 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
30271 (supports_overflow_infinity): Likewise.
30272 (is_negative_overflow_infinity): Likewise.
30273 (is_positive_overflow_infinity): Likewise.
30274 (is_overflow_infinity): Likewise.
30275 (stmt_overflow_infinity): Likewise.
30276 (overflow_infinity_range_p): Likewise.
30277 (usable_range_p): Remove as always returning true.
30278 (make_overflow_infinity): Remove.
30279 (negative_overflow_infinity): Likewise.
30280 (positive_overflow_infinity): Likewise.
30281 (avoid_overflow_infinity): Likewise.
30282 (set_value_range): Adjust accordingly.
30283 (set_value_range_to_nonnegative): Likewise, remove now unused
30284 overflow_infinity arg.
30285 (vrp_operand_equal_p): Adjust.
30286 (update_value_range): Likewise.
30287 (range_int_cst_singleton_p): Likewise.
30288 (operand_less_p): Likewise.
30289 (compare_values_warnv): Likewise.
30290 (extract_range_for_var_from_comparison_expr): Likewise.
30291 (vrp_int_const_binop): Likewise.
30292 (zero_nonzero_bits_from_vr): Likewise.
30293 (extract_range_from_multiplicative_op_1): Likewise.
30294 (extract_range_from_binary_expr_1): Likewise.
30295 (extract_range_from_unary_expr): Likewise.
30296 (extract_range_from_comparison): Likewise.
30297 (extract_range_basic): Likewise.
30298 (adjust_range_with_scev): Likewise.
30299 (compare_ranges): Likewise.
30300 (compare_range_with_value): Likewise.
30301 (dump_value_range): Likewise.
30302 (test_for_singularity): Likewise, remove strict_overflow_p parameter
30304 (simplify_cond_using_ranges): Adjust.
30306 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
30308 * brig-builtins.def: Added a builtin for class_f64.
30309 * builtin-types.def: Added a builtin type needed by class_f64.
30311 2017-05-03 Jason Merrill <jason@redhat.com>
30313 * timevar.def: Add TV_CONSTEXPR.
30315 2017-05-03 David Malcolm <dmalcolm@redhat.com>
30317 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
30319 2017-05-03 Martin Jambor <mjambor@suse.cz>
30321 * ipa-prop.c (ipa_update_after_lto_read): Removed.
30322 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
30323 * ipa-cp.c (ipcp_propagate_stage): Do not call
30324 ipa_update_after_lto_read.
30325 * ipa-inline.c (ipa_inline): Likewise.
30327 2017-05-03 Martin Jambor <mjambor@suse.cz>
30329 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
30330 tag. Added a default constructor and a destructor.
30331 (ipa_edge_args_sum_t): New class;
30332 (ipa_edge_args_sum): Declare.
30333 (ipa_edge_args_vector): Remove declaration.
30334 (IPA_EDGE_REF): Use ipa_edge_args_sum.
30335 (ipa_free_edge_args_substructures): Remove declaration.
30336 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
30337 (ipa_edge_args_info_available_for_edge_p): Likewise.
30338 * ipa-prop.c (ipa_edge_args_vector): Removed.
30339 (edge_removal_hook_holder): Likewise.
30340 (edge_duplication_hook_holder): Likewise.
30341 (ipa_edge_args_sum): New variable.
30342 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
30343 ipa_edge_args_vector.
30344 (ipa_free_edge_args_substructures): Likewise.
30345 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
30346 ipa_edge_args_vector.
30347 (ipa_edge_removal_hook): Turned into method
30348 ipa_edge_args_sum_t::remove.
30349 (ipa_edge_duplication_hook): Turned into method
30350 ipa_edge_args_sum_t::duplicate.
30351 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
30352 registering edge hooks.
30353 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
30354 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
30355 ipa_edge_args_sum instead of ipa_edge_args_vector.
30356 * ipa-profile.c (ipa_profile): Likewise.
30358 2017-05-03 Martin Jambor <mjambor@suse.cz>
30360 * symbol-summary.h (function_summary): New method exists.
30361 (function_summary::symtab_removal): Deallocate through release.
30362 (call_summary): New class.
30363 (gt_ggc_mx): New overload.
30364 (gt_pch_nx): Likewise.
30365 (gt_pch_nx): Likewise.
30367 2017-05-03 Jeff Law <law@redhat.com>
30369 PR tree-optimization/78496
30370 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
30371 from simplify_cond_using_ranges. Split off code to walk
30372 backwards through casts into ...
30373 (simplify_cond_using_ranges_2): New function.
30374 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
30375 (execute_vrp): After identifying jump threads, call
30376 simplify_cond_using_ranges_2.
30378 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
30381 * ipa-inline.h (inline_summary): Add ctor.
30382 (create_ggc): Do not use ggc_cleared_alloc.
30384 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
30385 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30387 * gcc.c (handle_braces): Support escaping in switch matching
30389 * doc/invoke.texi (Spec Files): Document it.
30390 Remove superfluous @code markup in items.
30392 2017-05-03 David Malcolm <dmalcolm@redhat.com>
30394 * diagnostic-show-locus.c (struct column_range): New struct.
30395 (get_affected_columns): New function.
30396 (get_printed_columns): New function.
30397 (struct correction): New struct.
30398 (correction::ensure_capacity): New function.
30399 (correction::ensure_terminated): New function.
30400 (struct line_corrections): New struct.
30401 (line_corrections::~line_corrections): New dtor.
30402 (line_corrections::add_hint): New function.
30403 (layout::print_trailing_fixits): Reimplement in terms of the new
30405 (selftest::test_overlapped_fixit_printing): New function.
30406 (selftest::diagnostic_show_locus_c_tests): Call it.
30408 2017-05-03 Nathan Sidwell <nathan@acm.org>
30410 Canonicalize canonical type hashing
30411 * tree.h (type_hash_canon_hash): Declare.
30412 * tree.c (type_hash_list, attribute_hash_list): Move into
30413 type_hash_canon_hash.
30414 (build_type_attribute_qual_variant): Break out hash code calc into
30415 type_hash_canon_hash.
30416 (type_hash_canon_hash): New. Generic type hash computation.
30417 (build_range_type_1, build_array_type_1, build_function_type,
30418 build_method_type_directly, build_offset_type, build_complex_type,
30419 make_vector_type): Call it.
30421 2017-05-03 Richard Biener <rguenther@suse.de>
30423 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
30424 When all DRs have unknown misaligned do not always peel
30425 when there is a store but apply the same costing model as if
30426 there were only loads.
30428 2017-05-03 Richard Biener <rguenther@suse.de>
30431 PR tree-optimization/80492
30432 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
30433 compare_base_decls returning dont-know properly.
30435 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
30437 * config/arm/iterators.md (CCSI): New mode iterator.
30438 (arch): New mode attribute.
30439 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
30440 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
30441 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
30442 code iterator for success result mode.
30443 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
30444 the corresponding new insn generators.
30446 2017-05-03 Bin Cheng <bin.cheng@arm.com>
30449 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30450 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
30452 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
30454 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
30455 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
30456 (DDR_A): Wrap DDR argument in brackets.
30457 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
30458 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
30459 (DDR_REVERSED_P): Likewise.
30461 2017-05-03 Jakub Jelinek <jakub@redhat.com>
30463 PR tree-optimization/79472
30464 * tree-switch-conversion.c (struct switch_conv_info): Add
30465 contiguous_range and default_case_nonstandard fields.
30466 (collect_switch_conv_info): Compute contiguous_range and
30467 default_case_nonstandard fields, don't clear final_bb if
30468 contiguous_range and only the default case doesn't have the required
30470 (check_all_empty_except_final): Set default_case_nonstandard instead
30471 of failing if contiguous_range and the default case doesn't have empty
30473 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
30474 and only the default case doesn't have the required constants. Skip
30476 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
30477 if default_case_nonstandard.
30478 (build_constructors): Build constant 1 just once. Assert that default
30479 values aren't inserted in between cases if contiguous_range. Skip
30481 (build_arrays): Skip virtual phis.
30482 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
30483 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
30484 Handle virtual phis.
30485 (gen_inbound_check): Handle default_case_nonstandard case.
30486 (process_switch): Adjust check_final_bb caller. Call
30487 gather_default_values with the first non-default case instead of
30488 default case if default_case_nonstandard.
30490 2017-05-02 Nathan Sidwell <nathan@acm.org>
30492 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
30493 check. Fix formatting.
30495 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
30497 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
30498 errors when comparing specialized and unspecialized times.
30500 2017-05-02 David Malcolm <dmalcolm@redhat.com>
30502 * diagnostic-show-locus.c
30503 (layout::should_print_annotation_line_p): Make private.
30504 (layout::print_annotation_line): Make private.
30505 (layout::annotation_line_showed_range_p): Make private.
30506 (layout::show_ruler): Make private.
30507 (layout::print_source_line): Make private. Pass in line and
30508 line_width, rather than calling location_get_source_line. Drop
30510 (layout::print_leading_fixits): New method.
30511 (layout::print_any_fixits): Rename to...
30512 (layout::print_trailing_fixits): ...this, and make private.
30513 Don't print newline fixits.
30514 (diagnostic_show_locus): Move logic for printing one row into...
30515 (layout::print_line): ...this new function. Move the
30516 location_get_source_line call and error-handling from
30517 print_source_line to here. Call print_leading_fixits, and rename
30518 print_any_fixits to print_trailing_fixits.
30519 (selftest::test_fixit_insert_containing_newline): Update now that
30520 newlines are partially supported.
30521 (selftest::test_fixit_insert_containing_newline_2): New test.
30522 (selftest::test_fixit_replace_containing_newline): Update comments.
30523 (selftest::diagnostic_show_locus_c_tests): Call the new test.
30524 * edit-context.c (class added_line): New class.
30525 (class edited_line): Describe newline handling in comment.
30526 (edited_line::actually_edited_p): New method.
30527 (edited_line::print_content): Delete redundant decl.
30528 (edited_line::m_predecessors): New field.
30529 (edited_file::print_content): Call edited_line::print_content.
30530 (edited_file::print_diff): Update to support newlines.
30531 (edited_file::print_diff_hunk): Likewise.
30532 (edited_file::print_run_of_changed_lines): New function.
30533 (edited_file::print_diff_line): Convert to...
30534 (print_diff_line): ...this.
30535 (edited_file::get_effective_line_count): New function.
30536 (edited_line::edited_line): Initialize new field m_predecessors.
30537 (edited_line::~edited_line): Clean up m_predecessors.
30538 (edited_line::apply_fixit): Handle newlines.
30539 (edited_line::get_effective_line_count): New function.
30540 (edited_line::print_content): New function.
30541 (edited_line::print_diff_lines): New function.
30542 (selftest::test_applying_fixits_insert_containing_newline): New
30544 (selftest::test_applying_fixits_replace_containing_newline): New
30546 (selftest::insert_line): New function.
30547 (selftest::test_applying_fixits_multiple_lines): Add example of
30549 (selftest::edit_context_c_tests): Call the new tests.
30551 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30553 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
30554 parameter cand. Update dump information.
30555 (get_computation_cost): Update uses.
30557 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30559 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
30560 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
30561 (get_computation_at, rewrite_use_address): Update use of
30562 get_computation_aff.
30564 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30566 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
30567 (get_computation): Delete.
30568 (get_computation_cost): Implement like get_computation_cost_at.
30569 Use get_computation_at.
30570 (get_computation_cost_at): Delete.
30571 (rewrite_use_nonlinear_expr): Use get_computation_at.
30572 (rewrite_use_compare, remove_unused_ivs): Ditto.
30574 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30576 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
30578 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30580 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
30581 (ivopts_global_cost_for_size): Rename parameter and update uses.
30582 (iv_ca_recount_cost): Update uses.
30583 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
30584 candidates seperately in n_invs and n_cands.
30585 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
30587 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30589 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
30590 (find_inv_vars_cb): New.
30591 (find_depends): Renamed to ...
30592 (find_inv_vars): ... this.
30593 (add_candidate_1, force_var_cost): Call find_inv_vars.
30594 (split_address_cost, determine_group_iv_cost_cond): Ditto.
30596 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30598 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
30599 inv_vars. Add inv_exprs.
30600 (struct iv_cand): Rename depends_on to inv_vars.
30601 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
30602 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
30603 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
30604 (dump_cand): Dump inv_vars.
30605 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
30606 (record_invariant, find_depends, add_candidate_1): Ditto.
30607 (set_group_iv_cost, force_var_cost): Ditto.
30608 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
30609 (get_computation_cost_at, get_computation_cost): Ditto.
30610 (determine_group_iv_cost_generic): Ditto.
30611 (determine_group_iv_cost_address): Ditto.
30612 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
30613 (determine_group_iv_costs): Ditto.
30614 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
30615 (iv_ca_set_remove_invariants): Renamed to ...
30616 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
30617 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
30618 (iv_ca_set_add_invariants): Renamed to ...
30619 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
30620 (iv_ca_set_cp): Use iv_ca_set_add_invs.
30621 (iv_ca_has_deps): Support inv_vars and inv_exprs.
30622 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
30623 (create_new_ivs): Remove useless dump.
30625 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30627 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
30629 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
30630 (iv_ca_set_no_cp, create_new_iv): Ditto.
30632 2017-05-02 Bin Cheng <bin.cheng@arm.com>
30634 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
30636 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
30638 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
30639 function tree_check2.
30641 2017-05-02 Martin Liska <mliska@suse.cz>
30643 * doc/gcov.texi: Add missing preposition.
30644 * gcov.c (function_info::function_info): Properly fill up
30645 all member variables.
30647 2017-05-02 Tamar Christina <tamar.christina@arm.com>
30649 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
30651 2017-05-02 Tamar Christina <tamar.christina@arm.com>
30653 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
30655 2017-05-02 Martin Liska <mliska@suse.cz>
30658 * lto-streamer-in.c (lto_read_tree_1): Remove
30659 LTO_STREAMER_DEBUG.
30660 * lto-streamer.c (struct tree_hash_entry): Likewise.
30661 (struct tree_entry_hasher): Likewise.
30662 (tree_entry_hasher::hash): Likewise.
30663 (tree_entry_hasher::equal): Likewise.
30664 (lto_streamer_init): Likewise.
30665 (lto_orig_address_map): Likewise.
30666 (lto_orig_address_get): Likewise.
30667 (lto_orig_address_remove): Likewise.
30668 * lto-streamer.h: Likewise.
30669 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
30670 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
30672 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
30674 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
30675 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
30676 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
30677 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
30678 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
30679 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
30680 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
30681 (mm_maskz_sub_ss): New intrinsics.
30682 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
30683 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
30684 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
30685 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
30686 (__builtin_ia32_subss_mask_round): New builtins.
30687 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
30688 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
30689 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
30691 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
30692 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
30694 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
30697 2017-05-02 Martin Jambor <mjambor@suse.cz>
30699 PR tree-optimization/78687
30700 * tree-sra.c (access): New field parent.
30701 (process_subtree_disqualification): New function.
30702 (disqualify_candidate): Call it.
30703 (build_accesses_from_assign): Reset write flag if creating an
30705 (build_access_subtree): Fill in parent field and also prpagate
30706 down grp_write flag.
30707 (create_artificial_child_access): New parameter set_grp_write, set
30708 grp_write to its value.
30709 (propagate_subaccesses_across_link): Also propagate grp_write flag
30711 (propagate_all_subaccesses): Push the closest parent back to work
30712 queue if add_access_to_work_queue returned true.
30714 2017-05-02 Richard Biener <rguenther@suse.de>
30716 * common.opt (fstrict-overflow): Alias negative to fwrapv.
30717 * doc/invoke.texi (fstrict-overflow): Remove all traces of
30718 -fstrict-overflow documentation.
30719 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
30720 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
30721 flag_strict_overflow.
30722 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
30723 * lto-opts.c (lto_write_options): Do not stream it.
30724 * lto-wrapper.c (merge_and_complain): Do not handle it.
30725 * opts.c (default_options_table): Do not set -fstrict-overflow.
30726 (finish_options): Likewise do not clear it when sanitizing.
30727 * simplify-rtx.c (simplify_const_relational_operation): Do not
30728 test flag_strict_overflow.
30730 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
30732 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
30733 using enabled attribute.
30734 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
30735 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
30736 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
30737 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
30738 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
30739 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
30740 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
30741 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
30742 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
30743 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
30745 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
30747 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
30749 2017-05-02 Richard Biener <rguenther@suse.de>
30751 PR tree-optimization/80591
30753 2017-04-10 Richard Biener <rguenther@suse.de>
30755 * tree-ssa-structalias.c (find_func_aliases): Properly handle
30758 2017-05-02 Richard Biener <rguenther@suse.de>
30760 PR tree-optimization/80549
30761 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
30762 (cleanup_tree_cfg_noloop): Create forwarders to known loop
30763 headers if they do not have a preheader.
30765 2017-05-02 Martin Liska <mliska@suse.cz>
30768 * common.opt: Fix typo.
30769 * doc/invoke.texi: Likewise.
30771 2017-05-01 Jan Beulich <jbeulich@suse.com>
30773 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
30774 swapping, add (x,x,m,x,n) alternative.
30776 2017-05-01 Nathan Sidwell <nathan@acm.org>
30778 * calls.c (combine_pending_stack_adjustment_and_call): Remove
30779 unnecessary unadjusted_alignment check.
30781 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
30784 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
30786 * gimplify.c (gimplify_cilk_detach): New function.
30787 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
30788 * tree-core.h: Document EXPR_CILK_SPAWN.
30789 * tree.h (EXPR_CILK_SPAWN): Define.
30791 2017-05-01 David Malcolm <dmalcolm@redhat.com>
30793 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
30794 to use new fixit_hint representation, using the "replace" logic.
30795 (get_line_span_for_fixit_hint): Likewise.
30796 (layout::print_any_fixits): Likewise.
30797 (selftest::test_one_liner_many_fixits): Rename to...
30798 (selftest::test_one_liner_many_fixits_1): ...this, and update
30799 comment and expected output to reflect that the multiple fix-it
30800 hints are now consolidated into one insertion.
30801 (selftest::test_one_liner_many_fixits_2): New test.
30802 (selftest::test_diagnostic_show_locus_one_liner): Update for
30804 (selftest::test_fixit_consolidation): Update for fix-it API
30806 * diagnostic.c (print_parseable_fixits): Likewise.
30807 * edit-context.c (edited_line::m_line_events): Convert from
30808 auto_vec <line_event *> to auto_vec <line_event>.
30809 (class line_event): Convert from abstract base class to a concrete
30810 class, taking over the role of replace_event.
30811 (class insert_event): Delete.
30812 (class replace_event): Rename to class line_event. Convert to
30814 (edit_context::add_fixits): Reimplement.
30815 (edit_context::apply_insert): Delete.
30816 (edit_context::apply_replace): Rename to...
30817 (edit_context::apply_fixit): ...this. Convert to half-open range.
30818 (edited_file::apply_insert): Delete.
30819 (edited_file::apply_replace): Rename to...
30820 (edited_file::apply_fixit): ...this.
30821 (edited_line::~edited_line): Drop deletion of events.
30822 (edited_line::apply_insert): Delete.
30823 (edited_line::apply_replace): Rename to...
30824 (edited_line::apply_fixit): ...this. Convert to half-open range.
30825 Update for change to type of m_line_events.
30826 * edit-context.h (edit_context::apply_insert): Delete.
30827 (edit_context::apply_replace): Rename to...
30828 (edit_context::apply_fixit): ...this.
30830 2017-05-01 Martin Sebor <msebor@redhat.com>
30832 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
30835 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
30838 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
30839 __get_cpuid_max returns 0.
30840 (__get_cpuid_count): Ditto.
30842 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
30844 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
30845 replacement expression is another instance of one of its arguments.
30847 2017-05-01 Jakub Jelinek <jakub@redhat.com>
30850 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
30851 check for stack push/pop autoinc.
30852 * config/i386/i386.c (ix86_agi_dependent): Return false
30853 if the only reason why modified_in_p returned true is that
30854 addr is SP based and set_insn is a push or pop.
30856 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
30858 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
30861 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
30864 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
30865 (account_size_time): Use two predicates - exec_pred and
30867 (evaluate_conditions_for_known_args): Compute both clause and
30869 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
30870 (inline_summary_t::duplicate): Update.
30871 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
30873 (compute_inline_parameters): Likewise.
30874 (estimate_edge_size_and_time): Update caluclation of time.
30875 (estimate_node_size_and_time): Compute both time and nonspecialized
30877 (estimate_ipcp_clone_size_and_time): Update.
30878 (inline_merge_summary): Update.
30879 (do_estimate_edge_time): Update.
30880 (do_estimate_edge_size): Update.
30881 (do_estimate_edge_hints): Update.
30882 (inline_read_section, inline_write_summary): Stream both new predicates.
30883 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
30885 (compute_inlined_call_time): Cleanup.
30886 (big_speedup_p): Update.
30887 (edge_badness): Update.
30888 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
30889 (size_time_entry): Replace predicate by exec_predicate and
30890 nonconst_predicate.
30891 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
30892 (estimate_edge_time): Return also nonspec_time.
30893 (reset_edge_growth_cache): Update.
30895 2017-04-29 Jakub Jelinek <jakub@redhat.com>
30897 PR rtl-optimization/80491
30898 * ifcvt.c (noce_process_if_block): When looking for x setter
30899 with missing else_bb, don't check only the insn right before
30900 cond_earliest, but look for the last insn that x is modified in
30901 within the same bb.
30903 PR rtl-optimization/80491
30904 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
30906 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
30908 PR tree-optimization/80487
30909 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
30911 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
30913 PR tree-optimization/79697
30914 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
30915 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
30916 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
30918 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
30919 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
30921 2017-04-28 Martin Sebor <msebor@redhat.com>
30923 PR tree-optimization/80523
30924 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
30925 (init_target_to_host_charmap, target_to_host, target_strtol10): New
30927 (maybe_warn, format_directive, parse_directive): Use new functions.
30928 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
30930 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
30932 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
30934 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
30936 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
30937 target_header_dir): Set correctly.
30938 * configure: Regenerated.
30939 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
30940 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
30941 instead of SYSTEM_HEADER_DIR.
30943 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
30945 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
30946 (estimate_local_effects): Likewise.
30947 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
30948 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
30949 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
30950 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
30951 do_estimate_edge_time, estimate_edge_time): Likewise.
30952 * ipa-inline-analysis.c (estimate_node_size_and_time,
30953 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
30954 (estimate_time_after_inlining): Remove.
30956 2017-04-28 Martin Liska <mliska@suse.cz>
30958 * doc/gcov.texi: Enhance documentation of gcov.
30960 2017-04-28 Martin Liska <mliska@suse.cz>
30962 * doc/gcov.texi: Sort options in alphabetic order.
30963 * doc/gcov-dump.texi: Likewise.
30964 * doc/gcov-tool.texi: Likewise.
30965 * gcov.c (print_usage): Likewise.
30966 * gcov-dump.c (print_usage): Likewise.
30967 * gcov-tool.c (print_merge_usage_message): Likewise.
30968 (print_rewrite_usage_message): Likewise.
30969 (print_overlap_usage_message): Likewise.
30971 2017-04-28 Martin Liska <mliska@suse.cz>
30973 PR gcov-profile/53915
30974 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
30976 2017-04-28 Martin Liska <mliska@suse.cz>
30978 PR gcov-profile/79891
30979 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
30980 is marked by compiler as living on a line.
30981 (get_cycles_count): Remove usage of the union.
30982 (output_intermediate_file): Likewise.
30983 (find_source): Fix GNU coding style.
30984 (accumulate_line_counts): Remove old non-all block mode.
30985 (output_lines): Remove usage of the union.
30986 * profile.c (output_location): Include all BBs, even if
30987 belonging to a same line (and file) as a previous BB.
30989 2017-04-28 Martin Liska <mliska@suse.cz>
30991 * gcov.c (process_args): Handle new argument 'w'.
30992 (read_graph_file): Assign ID to BBs.
30993 (output_branch_count): Display BB # if verbose flag is set.
30994 (output_lines): Likewise for arcs.
30995 (print_usage): Add '--verbose' option help.
30996 * doc/gcov.texi: Document --verbose (-w) option.
30998 2017-04-28 Martin Liska <mliska@suse.cz>
31000 * gcov.c (struct block_location_info): New struct.
31001 (process_file): Fill up the new structure.
31002 (read_graph_file): Replace usage of encoding by the newly added
31004 (add_line_counts): Likewise.
31005 (accumulate_line_counts): Remove usage of the union.
31006 (function_info::function_info): New function.
31007 (function_info::~function_info): Likewise.
31008 (process_file): Call delete instead of release_function.
31009 (release_function): Release the function.
31010 (release_structures): Call delete instead of release_function.
31011 (solve_flow_graph): Replace usage of num_blocks.
31012 (find_exception_blocks): Likewise.
31013 (output_lines): Fix GNU coding style.
31015 2017-04-28 Martin Liska <mliska@suse.cz>
31018 * coverage.c (coverage_remove_note_file): New function.
31019 * coverage.h: Declare the function.
31020 * toplev.c (finalize): Clean if an error has been seen.
31022 2017-04-28 Martin Liska <mliska@suse.cz>
31024 PR gcov-profile/80031
31025 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
31026 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
31027 * gcov.c (read_graph_file): Read just number of blocks.
31028 * profile.c (branch_prob): Do not stream 0 flags per a basic
31031 2017-04-28 Martin Liska <mliska@suse.cz>
31033 * gcov-dump.c (tag_*): Add new argument to declarations.
31034 (dump_gcov_file): Likewise.
31035 (tag_blocks): Add and use new argument depth.
31036 (tag_arcs): Likewise.
31037 (tag_lines): Likewise.
31038 (tag_counters): Likewise.
31039 (tag_summary): Likewise.
31040 (dump_working_sets): Use depth to do a proper indentation.
31042 2017-04-28 Jakub Jelinek <jakub@redhat.com>
31045 * cgraph.h (symtab_node::debug_symtab): No longer inline.
31046 * symtab.c (symtab_node::debug_symtab): Move definition here.
31048 2017-04-28 Richard Biener <rguenther@suse.de>
31050 * lto-streamer.h (LTO_major_version): Bump to 7.
31052 2017-04-28 Richard Biener <rguenther@suse.de>
31054 * tree-vrp.c (assert_info): New struct.
31055 (add_assert_info): New helper.
31056 (register_edge_assert_for_2): Refactor to add asserts to a vector
31058 (register_edge_assert_for_1): Likewise.
31059 (register_edge_assert_for): Likewise.
31060 (finish_register_edge_assert_for): New helper actually registering
31061 asserts where live on edge.
31062 (find_conditional_asserts): Adjust.
31063 (find_switch_asserts): Likewise.
31064 (evrp_dom_walker::try_find_new_range): Generalize.
31065 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
31067 2017-04-27 Marek Polacek <polacek@redhat.com>
31070 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
31071 arg10 and arg11 to itype.
31073 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
31075 * doc/extend.texi (Object Size Checking): Improve grammar.
31077 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
31080 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
31081 that the logic for permitting reciprocal estimates matches that
31084 2017-04-27 Jakub Jelinek <jakub@redhat.com>
31087 * tree.c (type_cache_hasher::equal): Only compare
31088 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
31089 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
31090 non-aggregate element types.
31091 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
31092 about the flag on ARRAY_TYPEs in the comment, formatting fix.
31094 2017-04-27 Richard Biener <rguenther@suse.de>
31096 PR middle-end/80533
31097 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
31098 stripping ARRAY_REFs from MEM_EXPR make sure we're not
31099 keeping a reference to a trailing array.
31101 2017-04-27 Richard Biener <rguenther@suse.de>
31103 PR middle-end/80539
31104 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
31105 being in loop-closed SSA form conservatively.
31106 (chrec_fold_multiply_poly_poly): Likewise.
31108 2017-04-27 Tamar Christina <tamar.christina@arm.com>
31110 PR middle-end/79665
31111 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
31112 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
31114 2017-04-27 Jakub Jelinek <jakub@redhat.com>
31117 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
31118 (aarch64_function_arg_alignment): Return unsigned int again, but still
31119 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
31120 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
31121 Don't emit -Wpsabi note.
31122 (aarch64_function_arg_boundary): Likewise.
31123 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
31126 2017-04-26 Nathan Sidwell <nathan@acm.org>
31128 * tree.h (crc32_unsigned_n): Declare.
31129 (crc32_unsigned, crc32_unsigned): Make inline.
31130 * tree.c (crc32_unsigned_bits): Replace with ...
31131 (crc32_unsigned_n): ... this.
31132 (crc32_unsigned, crc32_byte): Remove.
31133 (crc32_string): Remove unnecessary braces.
31135 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
31137 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
31138 * ipa-inline-analysis.c (MAX_TIME): Remove.
31139 (account_size_time): Use sreal for time.
31140 (dump_inline_summary): Update.
31141 (estimate_function_body_sizes): Update.
31142 (estimate_edge_size_and_time): Update.
31143 (estimate_calls_size_and_time): Update.
31144 (estimate_node_size_and_time): Update.
31145 (inline_merge_summary): Update.
31146 (inline_update_overall_summary): Update.
31147 (estimate_time_after_inlining): Update.
31148 (inline_read_section): Update.
31149 (inline_write_summary): Update.
31150 * ipa-inline.c (compute_uninlined_call_time): Update.
31151 (compute_inlined_call_time): Update.
31152 (recursive_inlining): Update.
31153 (inline_small_functions): Update.
31154 (dump_overall_stats): Update.
31155 * ipa-inline.h: Include sreal.h.
31156 (size_time_entry): Turn time to sreal.
31157 (inline_summary): Turn self_time nad time to sreal.
31159 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
31161 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
31163 (sreal::stream_out, sreal::stream_in): New.
31164 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
31166 2017-04-25 Jakub Jelinek <jakub@redhat.com>
31168 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
31171 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
31174 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
31176 (dimode_scalar_chain::compute_convert_gain): Ditto.
31177 (dimode_scalar_chain::make_vector_copies): Ditto.
31178 (dimode_scalar_chain::convert_reg): Ditto.
31179 (dimode_scalar_chain::convert_insn): Ditto.
31180 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
31181 (VI248_AVX512BW_1): New mode iterator.
31182 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
31183 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
31186 2017-04-25 Martin Sebor <msebor@redhat.com>
31188 PR tree-optimization/80497
31189 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
31190 constants are representable in HOST_WIDE_INT.
31191 (parse_directive): Ditto.
31193 2017-04-25 Martin Sebor <msebor@redhat.com>
31196 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
31197 (new_zero_array): Adjust signature.
31198 (dom_info::dom_init): Used unsigned rather that size_t.
31199 (dom_info::dom_info): Same.
31201 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31202 Jakub Jelinek <jakub@redhat.com>
31205 * config/arm/arm.c: Include gimple.h.
31206 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
31207 returns negative, increment ncrn only if it returned positive.
31208 (arm_needs_doubleword_align): Return int instead of bool,
31209 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
31210 members, but if there is any such non-FIELD_DECL
31211 > PARM_BOUNDARY aligned decl, return -1 instead of false.
31212 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
31213 returns negative, increment nregs only if it returned positive.
31214 (arm_setup_incoming_varargs): Likewise.
31215 (arm_function_arg_boundary): Emit -Wpsabi note if
31216 arm_needs_doubleword_align returns negative, return
31217 DOUBLEWORD_ALIGNMENT only if it returned positive.
31219 2017-04-25 Marek Polacek <polacek@redhat.com>
31222 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
31223 first argument to type.
31225 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
31228 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
31229 type checks to test for compatibility instead of equality.
31231 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31232 Jakub Jelinek <jakub@redhat.com>
31235 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
31237 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
31238 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
31239 the alignment computation, but return their maximum in warn_alignment.
31240 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
31241 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
31243 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
31244 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
31247 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
31249 * config/arc/simdext.md (dmpyh): Fix typo.
31251 2017-04-25 Richard Biener <rguenther@suse.de>
31253 PR tree-optimization/80492
31254 * alias.c (compare_base_decls): Handle registers with asm
31255 specification conservatively.
31256 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
31257 compare_base_decls returning dont-know properly.
31259 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
31261 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
31262 (legitimate_offset_address_p): New function.
31263 (arc_legitimate_address_p): Use above function.
31265 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
31267 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
31269 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
31271 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
31272 ACCH registers whenever they are available.
31274 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
31276 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
31277 double regs fix when not used.
31279 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
31281 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
31283 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
31284 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
31286 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
31288 * config/arc/arc.c (arc_output_addsi): Check for h-register class
31289 when emitting short ADD instructions.
31291 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
31293 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
31295 (cmpsi_cc_c_insn): Likewise.
31296 (cbranchsi4_scratch): Compute proper instruction length using
31297 compact_hreg_operand.
31298 * config/arc/predicates.md (compact_hreg_operand): New predicate.
31300 2017-04-25 Richard Biener <rguenther@suse.de>
31302 PR middle-end/80509
31303 * passes.c (pass_manager::pass_manager): Initialize
31304 m_name_to_pass_map.
31306 2017-04-25 Richard Biener <rguenther@suse.de>
31308 PR tree-optimization/79201
31309 * tree-ssa-sink.c (statement_sink_location): Handle calls.
31311 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31314 * config/s390/vector.md: Split MEM->GPR vector moves for
31315 non-s_operand addresses.
31317 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31320 * config/s390/predicates.md (reload_const_wide_int_operand): New
31322 * config/s390/s390.md ("movti"): Remove d/P alternative.
31323 ("movti_bigconst"): New pattern definition.
31325 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
31328 * s390-protos.h (s390_expand_cs_hqi): Removed.
31329 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
31330 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
31331 modes as well as CCZ1mode and CCZmode.
31332 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
31333 signature of s390_emit_compare_and_swap.
31334 (s390_expand_cs_hqi): Likewise, make static.
31335 (s390_expand_cs_tdsi): Generate an explicit compare before trying
31336 compare-and-swap, in some cases.
31337 (s390_expand_cs): Wrapper function.
31338 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
31340 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
31341 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
31342 patterns for small and large integers. Forbid symref memory operands.
31343 Move expander to s390.c. Require cc register.
31344 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
31345 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
31346 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
31347 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
31348 symref memory operands. Remove CC mode and call s390_match_ccmode
31350 ("atomic_exchange<mode>"): Allow and implement all integer modes.
31352 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
31354 * config/s390/s390.md (define_peephole2): New peephole to help
31355 combining the load-and-test pattern with volatile memory.
31357 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
31359 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
31360 with CCZmode for TARGET_Z196.
31362 2017-04-25 Jakub Jelinek <jakub@redhat.com>
31364 PR rtl-optimization/80501
31365 * combine.c (make_compound_operation_int): Set subreg_code to SET
31366 even for AND with mask of the sign bit of mode.
31368 PR rtl-optimization/80500
31369 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
31370 sum's initial value.
31372 2017-04-25 Julian Brown <julian@codesourcery.com>
31373 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
31375 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
31377 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
31379 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
31381 2017-04-25 Julian Brown <julian@codesourcery.com>
31382 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
31384 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
31385 (thunderx2t99_sha): New Reservation.
31387 2017-04-25 Julian Brown <julian@codesourcery.com>
31388 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
31390 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
31391 type for 1-element load.
31393 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
31395 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
31397 2017-04-24 Martin Jambor <mjambor@suse.cz>
31399 PR tree-optimization/80293
31400 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
31401 char arrays not totally scalarizable if it is false.
31402 (analyze_all_variable_accesses): Pass correct value in the new
31403 parameter. Add a statistics counter.
31405 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
31407 PR middle-end/79931
31408 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
31410 2017-04-24 Richard Biener <rguenther@suse.de>
31412 PR tree-optimization/80494
31413 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
31414 out for complex types.
31416 2017-04-24 Richard Biener <rguenther@suse.de>
31418 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
31419 * tree-ssa-sccvn.c (print_scc): Print SCC size.
31420 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
31421 (DFS): Adjust and never fail.
31422 (sccvn_dom_walker::fail): Remove.
31423 (sccvn_dom_walker::before_dom_children): Adjust.
31424 (run_scc_vn): Likewise and never fail.
31425 * tree-ssa-pre.c (pass_pre::execute): Adjust.
31426 (pass_fre::execute): Likewise.
31428 2017-04-24 Richard Biener <rguenther@suse.de>
31430 PR tree-optimization/79725
31431 * tree-ssa-sink.c (statement_sink_location): Return whether
31432 failure reason was zero uses. Move that check later.
31433 (sink_code_in_bb): Deal with zero uses by removing the stmt
31436 2017-04-24 Richard Biener <rguenther@suse.de>
31439 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
31440 pointer-based references.
31442 2017-04-24 Richard Biener <rguenther@suse.de>
31445 * pass_manager.h (pass_manager::operator new): Remove.
31446 (pass_manager::operator delete): Likewise.
31447 * passes.c (pass_manager::operator new): Remove.
31448 (pass_manager::operator delete): Likewise.
31449 (pass_manager::pass_manager): Zero individual pass members.
31451 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
31454 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
31455 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
31456 Check "XEXP (src, 1)" operand here.
31457 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
31458 Check "XEXP (src, 1)" operand here.
31459 (dimode_scalar_chain::make_vector_copies): Detect count register
31460 of a shift instruction. Zero extend count register from QImode
31461 to DImode to satisfy vector shift pattern count operand predicate.
31462 Substitute vector shift count operand with a DImode copy.
31463 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
31466 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
31468 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
31469 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
31470 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
31471 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
31472 (UNSPEC_NOREX_MEM): Remove definition.
31474 2017-04-21 Richard Biener <rguenther@suse.de>
31476 PR tree-optimization/79547
31477 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
31478 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
31479 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
31480 without any constraints.
31482 2017-04-21 Richard Biener <rguenther@suse.de>
31484 PR tree-optimization/78847
31485 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
31487 2017-04-21 Richard Biener <rguenther@suse.de>
31489 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
31490 (build_distinct_type_copy): Likewise.
31491 (build_variant_type_copy): Likewise.
31492 * tree.c (build_qualified_type): Pass down mem-stat info.
31493 (build_distinct_type_copy): Likewise.
31494 (build_variant_type_copy): Likewise.
31496 2017-04-21 Richard Biener <rguenther@suse.de>
31498 PR tree-optimization/80237
31499 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
31501 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
31502 for a simplified result.
31504 2016-04-21 Richard Biener <rguenther@suse.de>
31506 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
31507 sth as strict as a simple_iv but a chrec without symbols and an
31508 operand defined in the loop we are peeling (and not some subloop).
31509 (propagate_constants_for_unrolling): Propagate all constants.
31511 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
31514 * config/i386/i386.c (print_reg): Remove assert for disalowed
31515 regno values, call output_operand_lossage instead.
31517 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
31520 * config/i386/constraints.md (Yc): New register constraint.
31521 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
31522 Use Yc constraint for alternative 2 of operand 0. Remove
31523 preferred_for_speed attribute.
31525 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
31527 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
31528 lastprivate clauses in SIMT case.
31530 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
31532 * doc/invoke.texi (-Wextra-semi): Document new warning option.
31534 2017-04-20 Richard Biener <rguenther@suse.de>
31536 PR tree-optimization/57796
31537 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
31538 as N scalar stores.
31539 (vect_model_load_cost): Cost gathers as N scalar loads.
31541 2017-04-20 Richard Biener <rguenther@suse.de>
31543 * ggc-page.c (ggc_allocated_p): Rename to ...
31544 (safe_lookup_page_table_entry): ... this and return the lookup
31546 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
31548 2017-04-20 Richard Biener <rguenther@suse.de>
31550 PR tree-optimization/80453
31551 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
31552 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
31553 from the conditions.
31554 (vn_phi_eq): Pass them down.
31555 (vn_phi_lookup): Record them.
31556 (vn_phi_insert): Likewise.
31558 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
31560 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
31561 uninitialized variable warning to avoid buffer overrun.
31563 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
31566 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
31567 is suppressed for '{ 0 }' in C.
31569 2017-04-20 Jakub Jelinek <jakub@redhat.com>
31571 * BASE-VER: Set to 8.0.0.
31573 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
31575 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
31576 priority .init_array and .fini_array section with SECTION_NOTYPE
31579 2017-04-20 Jakub Jelinek <jakub@redhat.com>
31581 PR middle-end/80423
31582 * tree.h (build_array_type): Add typeless_storage default argument.
31583 * tree.c (type_cache_hasher::equal): Also compare
31584 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
31585 (build_array_type): Add typeless_storage argument, set
31586 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
31588 (build_nonshared_array_type): Adjust build_array_type_1 caller.
31589 (build_array_type): Likewise. Add typeless_storage argument.
31591 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
31592 Jakub Jelinek <jakub@redhat.com>
31594 PR tree-optimization/80426
31595 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
31596 operation on symbolic operands, also compute the overflow for the
31597 invariant part when the operation degenerates into a negation.
31599 2017-04-19 Jakub Jelinek <jakub@redhat.com>
31602 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
31603 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
31606 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
31608 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
31611 * config/avr/avr.c (tree.h): Include it.
31612 (cgraph.h): Include it.
31613 (avr_encode_section_info): Don't warn for uninitialized progmem
31614 variable if it's just an alias.
31616 2017-04-19 Richard Biener <rguenther@suse.de>
31619 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
31620 when needed by AutoPGO.
31622 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
31625 * doc/lto.texi: Remove an extra 'that'.
31627 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
31629 PR rtl-optimization/80429
31630 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
31631 are only used in debug insns.
31633 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
31634 Vladimir Makarov <vmakarov@redhat.com>
31636 * config/sparc/predicates.md (input_operand): Add comment. Return
31637 true for any memory operand when LRA is in progress.
31638 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
31640 2017-04-18 Jeff Law <law@redhat.com>
31643 * mips.md ({return,simple_return}_internal): Do not overwrite
31646 2017-04-18 Jakub Jelinek <jakub@redhat.com>
31648 PR tree-optimization/80443
31649 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
31650 instead of adding 1, subtract -1 and similarly instead of subtracting
31653 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
31655 PR rtl-optimization/80357
31656 * haifa-sched.c (tmp_bitmap): New variable.
31657 (model_recompute): Handle duplicate use records.
31658 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
31659 (free_global_sched_pressure_data): Free it.
31661 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
31664 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
31665 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
31666 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
31667 instead of SYSTEM_HEADER_DIR.
31669 2017-04-18 Jeff Law <law@redhat.com>
31671 PR middle-end/80422
31672 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
31673 predecessors after walking up the insn chain.
31675 2017-04-18 Jakub Jelinek <jakub@redhat.com>
31678 * dwarf2out.c (modified_type_die): Try harder not to emit internal
31679 sizetype type into debug info.
31681 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
31684 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
31685 unneeded test for TARGET_UPPER_REGS_SF.
31686 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
31688 2017-04-18 Jakub Jelinek <jakub@redhat.com>
31691 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
31692 instead of gsi_after_labels.
31694 2017-04-18 Jeff Law <law@redhat.com>
31696 * regcprop.c (maybe_mode_change): Avoid creating copies of the
31700 2017-04-13 Jeff Law <law@redhat.com>
31701 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
31702 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
31704 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
31707 * config/avr/avr.c (intl.h): Include it.
31708 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
31710 2017-04-18 Martin Liska <mliska@suse.cz>
31712 PR gcov-profile/78783
31713 * gcov-tool.c (gcov_output_files): Validate that destination
31714 file is either removed by the tool or by a user.
31716 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
31717 Guy Benyei <guybe@mellanox.com>
31719 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
31720 block, and do not negate it, the stored id is already negative.
31722 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
31724 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
31726 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
31729 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
31730 masks of options that should be turned off if the VSX vector
31731 options are turned off.
31732 (OTHER_P8_VECTOR_MASKS): Likewise.
31733 (OTHER_VSX_VECTOR_MASKS): Likewise.
31734 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
31735 rs6000_disable_incompatible_switches to validate no type switches
31737 (rs6000_incompatible_switch): New function to disallow turning on
31738 other vector options if -mno-vsx, -mno-power8-vector, or
31739 -mno-power9-vector are specified.
31741 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
31743 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
31745 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
31747 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
31748 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
31749 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
31750 (ARG_POINTER_CFA_OFFSET): Likewise.
31752 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
31754 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
31755 conditions to take advantage of various optimizations.
31757 2017-04-13 Jeff Law <law@redhat.com>
31759 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
31760 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
31761 (zero_extendsidi2_dext): Likewise.
31763 2017-04-13 Jakub Jelinek <jakub@redhat.com>
31766 * fold-const.c (fold_ternary_loc): Revert
31767 use op0 instead of fold_convert_loc (loc, type, arg0) part of
31770 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
31772 PR rtl-optimization/80343
31773 * lra-remat.c (update_scratch_ops): Assign original hard reg to
31774 new scratch pseudo.
31776 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
31779 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
31780 to ubsan_encode_value.
31782 2017-04-13 Jeff Law <law@redhat.com>
31784 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
31785 appearing in DEBUG_INSNs.
31787 2017-04-13 Martin Liska <mliska@suse.cz>
31789 PR gcov-profile/80413
31790 * gcov-io.c (gcov_write_string): Copy to buffer just when
31791 allocated size is greater than zero.
31793 2017-04-13 Jakub Jelinek <jakub@redhat.com>
31796 * dwarf2out.c (decls_for_scope): Ignore declarations of
31797 current_function_decl in BLOCK_NONLOCALIZED_VARS.
31799 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
31802 * ipa-visibility.c (non_local_p): Fix typos.
31803 (localize_node): When localizing symbol in same comdat group,
31804 dissolve the group only when we know external symbols are going
31806 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
31808 2017-04-12 Jakub Jelinek <jakub@redhat.com>
31810 PR tree-optimization/79390
31811 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
31812 order does not result in usable sequence, retry with reversed operand
31818 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
31819 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
31820 op0 instead of fold_convert_loc (loc, type, arg0).
31822 2017-04-12 Jeff Law <law@redhat.com>
31824 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
31825 has a delay slot in the generated code.
31827 * config/cris/cris.md (cris_preferred_reload_class): Return
31828 GENNONACR_REGS rather than GENERAL_REGS.
31830 2017-04-12 Jakub Jelinek <jakub@redhat.com>
31833 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
31834 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
31835 signedness of the result type.
31837 2017-04-12 Richard Biener <rguenther@suse.de>
31838 Jeff Law <law@redhat.com>
31840 PR tree-optimization/80359
31841 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
31842 trim stores to TARGET_MEM_REFs.
31844 2017-04-12 Richard Biener <rguenther@suse.de>
31846 PR tree-optimization/79390
31847 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
31848 threading case even more.
31850 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
31853 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
31854 for quad_address_p for TImode, instead of just not indexed_address.
31856 2017-04-12 Richard Biener <rguenther@suse.de>
31857 Bernd Edlinger <bernd.edlinger@hotmail.de>
31859 PR middle-end/79671
31860 * alias.c (component_uses_parent_alias_set_from): Handle
31861 TYPE_TYPELESS_STORAGE.
31862 (get_alias_set): Likewise.
31863 * tree-core.h (tree_type_common): Add typeless_storage flag.
31864 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
31865 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
31866 for types containing members with TYPE_TYPELESS_STORAGE.
31867 (place_field): Likewise.
31868 (layout_type): Likewise for ARRAY_TYPE.
31869 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
31870 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
31871 TYPE_TYPELESS_STORAGE.
31872 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
31874 2017-04-12 Jakub Jelinek <jakub@redhat.com>
31877 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
31878 first argument to type.
31880 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31884 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
31885 CONST0_RTX (mode) rather than const0_rtx where appropriate.
31886 (rs6000_expand_binop_builtin): Likewise.
31887 (rs6000_expand_ternop_builtin): Likewise; also add missing
31888 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
31889 vshasigma built-ins.
31890 * doc/extend.texi: Document that vec_xxpermdi's third argument
31891 must be a constant.
31893 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
31895 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
31896 Use shift_const cost parameter when calculating gain of STV shifts.
31898 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
31900 PR rtl-optimization/70478
31901 * lra-constraints.c (process_alt_operands): Check memory for
31902 disfavoring memory insn operand.
31904 2017-04-11 Jakub Jelinek <jakub@redhat.com>
31906 PR middle-end/80100
31907 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
31908 left shift in unsigned HOST_WIDE_INT type.
31910 PR rtl-optimization/80385
31911 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
31912 (not (neg X)) into (plus X -1) for complex or non-integral modes.
31915 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
31916 if they have any depend clauses.
31918 2017-04-11 Martin Liska <mliska@suse.cz>
31921 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
31922 * ipa-split.c (split_function): Create a local comdat symbol
31923 if caller is in a comdat group.
31925 2017-04-11 Martin Liska <mliska@suse.cz>
31928 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
31931 2017-04-11 Martin Sebor <msebor@redhat.com>
31933 PR middle-end/80364
31934 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
31935 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
31937 (directive::set_width, directive::set_precision, format_character):
31939 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
31942 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
31945 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
31946 conflict, set target->arch_name instead of target->cpu_name.
31948 2017-04-11 Richard Biener <rguenther@suse.de>
31950 PR tree-optimization/80374
31951 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
31952 build_zero_cst, remove fold_convertible_p check again.
31954 2017-04-11 Martin Liska <mliska@suse.cz>
31957 * ubsan.c (instrument_object_size): Do not instrument register
31960 2017-04-11 Jakub Jelinek <jakub@redhat.com>
31963 * config/i386/i386-builtin-types.def
31964 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
31965 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
31966 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
31967 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
31968 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
31969 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
31970 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
31971 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
31972 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
31973 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
31974 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
31975 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
31976 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
31977 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
31978 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
31979 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
31980 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
31981 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
31982 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
31983 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
31984 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
31985 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
31986 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
31987 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
31988 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
31989 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
31990 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
31991 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
31992 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
31993 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
31994 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
31995 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
31996 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
31997 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
31998 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
31999 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
32000 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
32001 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
32002 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
32003 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
32004 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
32005 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
32006 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
32007 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
32008 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
32009 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
32011 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
32012 flag to second_arg_count, handle 4 argument function type _COUNT
32013 aliases, handle second_arg_count on second argument rather than last.
32015 2017-04-10 Jeff Law <law@redhat.com>
32017 PR tree-optimization/80374
32018 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
32019 record anything if we can not convert integer_zero_node to the
32022 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
32025 * config/rs6000/rs6000.c (rs6000_option_override_internal):
32026 Enhance special handling given to the TARGET_P9_MINMAX option in
32027 relation to certain other options.
32029 2017-04-10 Bin Cheng <bin.cheng@arm.com>
32031 PR tree-optimization/80153
32032 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
32033 remove POINTER_PLUS_EXPR's base part directly, rather than through
32036 2017-04-10 Richard Biener <rguenther@suse.de>
32037 Bin Cheng <bin.cheng@arm.com>
32039 PR tree-optimization/80153
32040 * tree-affine.c (aff_combination_to_tree): Get base pointer from
32041 the first element of pointer type aff_tree. Build result expr in
32043 (add_elt_to_tree): Convert to type unconditionally. Remove other
32044 fold_convert calls.
32045 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
32046 (rewrite_use_nonlinear_expr): Check invariant using iv information.
32048 2017-04-10 Richard Biener <rguenther@suse.de>
32050 * tree-ssa-structalias.c (find_func_aliases): Properly handle
32053 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
32055 PR rtl-optimization/70478
32056 * lra-constraints.c (curr_small_class_check): New.
32057 (update_and_check_small_class_inputs): New.
32058 (process_alt_operands): Update curr_small_class_check. Disfavor
32059 alternative insn memory operands. Check available regs for small
32062 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
32065 * config/mips/mips.opt (-mvirt): Update description.
32066 * doc/invoke.texi (-mvirt): Likewise.
32068 2017-04-10 Richard Biener <rguenther@suse.de>
32070 PR middle-end/80362
32071 * fold-const.c (fold_binary_loc): Look at unstripped ops when
32072 looking for NEGATE_EXPR in -A / -B to A / B folding.
32074 2017-04-10 Martin Liska <mliska@suse.cz>
32076 PR gcov-profile/80224
32077 * gcov.c (print_usage): Fix usage string.
32078 (get_gcov_intermediate_filename): Remove.
32079 (output_gcov_file): Use both for normal and intermediate format.
32080 (generate_results): Do not initialize special file for
32081 intermediate format.
32083 2017-04-10 Richard Biener <rguenther@suse.de>
32085 PR tree-optimization/80304
32086 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
32089 2017-04-10 Nathan Sidwell <nathan@acm.org>
32092 * config/rs6000/rs6000.c (rs6000_vector_type): New.
32093 (rs6000_init_builtins): Use it.
32095 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32097 * config/arm/arm.md (<mrc>): Add mode to SET source.
32098 (<mrrc>): Likewise.
32100 2017-04-10 Richard Biener <rguenther@suse.de>
32102 PR middle-end/80344
32103 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
32105 2017-04-10 Jakub Jelinek <jakub@redhat.com>
32108 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
32109 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
32110 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
32111 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
32112 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
32113 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
32114 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
32115 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
32116 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
32117 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
32118 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
32119 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
32120 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
32121 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
32122 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
32123 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
32124 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
32125 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
32126 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
32127 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
32128 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
32129 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
32130 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
32132 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
32134 PR rtl-optimization/70478
32135 * lra-constraints.c: Reverse the last patch.
32137 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
32139 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
32140 Add comment for WCHAR_T.
32142 2017-04-08 Martin Liska <mliska@suse.cz>
32145 2017-04-07 Martin Liska <mliska@suse.cz>
32148 * ipa-split.c (split_function): Add function part to a same comdat
32151 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
32154 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
32156 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
32158 * rs6000/rs6000.c (vec_load_pendulum): Rename...
32159 (vec_pairing): ...to this.
32160 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
32161 (rs6000_sched_init): Adjust for name change.
32162 (struct rs6000_sched_context): Likewise.
32163 (rs6000_init_sched_context): Likewise.
32164 (rs6000_set_sched_context): Likewise.
32166 2017-04-07 Jakub Jelinek <jakub@redhat.com>
32172 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
32174 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
32175 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
32176 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
32178 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
32180 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
32182 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
32184 PR rtl-optimization/70703
32185 * ira-color.c (update_conflict_hard_regno_costs): Use
32186 int64_t instead of HOST_WIDE_INT.
32188 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
32190 PR rtl-optimization/70478
32191 * lra-constraints.c (process_alt_operands): Disfavor alternative
32192 insn memory operands.
32194 2017-04-07 Jeff Law <law@redhat.com>
32196 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
32197 CALL and NOTE_INSN_CALL_ARG_LOCATION.
32199 2017-04-07 Martin Liska <mliska@suse.cz>
32202 * config/aarch64/aarch64.c (aarch64_process_target_attr):
32203 Show error message instead of an ICE.
32205 2017-04-07 Martin Liska <mliska@suse.cz>
32208 * ipa-split.c (split_function): Add function part to a same comdat
32211 2017-04-07 Richard Biener <rguenther@suse.de>
32213 PR middle-end/80341
32214 * tree.c (get_unwidened): Also handle ! for_type case for
32216 * convert.c (do_narrow): Split out from ...
32217 (convert_to_integer_1): ... here. Do not pass final truncation
32218 type to get_unwidened for TRUNC_DIV_EXPR.
32220 2017-04-07 Richard Biener <rguenther@suse.de>
32222 * tree-affine.c (wide_int_ext_for_comb): Take type rather
32224 (aff_combination_const): Adjust.
32225 (aff_combination_scale): Likewise.
32226 (aff_combination_add_elt): Likewise.
32227 (aff_combination_add_cst): Likewise.
32228 (aff_combination_convert): Likewise.
32229 (add_elt_to_tree): Likewise. Remove unused argument.
32230 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
32232 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
32234 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
32236 * config/arm/arm.c (arm_default_short_enums): Use
32237 ARM_DEFAULT_SHORT_ENUMS.
32238 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
32240 2017-04-06 Jakub Jelinek <jakub@redhat.com>
32243 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
32244 members with redundant out-of-class redeclaration.
32246 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
32249 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
32250 * config/i386/i386.md (*zero_extendsidi2):
32251 Add (?*x,*x) and (?*v,*v) alternatives.
32253 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
32256 * config/i386/i386.c (ix86_expand_builtin)
32257 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
32258 mode from insn data. Convert operands to insn operand mode.
32259 Copy operands that don't satisfy insn predicate to a register.
32261 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
32263 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
32266 2017-04-06 Richard Biener <rguenther@suse.de>
32268 PR tree-optimization/80334
32269 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
32270 preserve alignment of accesses.
32272 2017-04-06 Richard Biener <rguenther@suse.de>
32274 PR tree-optimization/80262
32275 * tree-sra.c (build_ref_for_offset): Preserve address-space
32277 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
32278 Drop useless address-space information on MEM_REF offsets.
32280 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
32282 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
32284 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
32286 PR rtl-optimization/70703
32287 * ira-color.c (update_conflict_hard_regno_costs): Use
32288 HOST_WIDE_INT instead of long.
32290 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
32293 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
32294 not defined for x86_64 target. Add -mmmx target option when __SSE2__
32296 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
32297 for x86_64 target. Handle -m3dnowa option.
32299 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
32301 PR rtl-optimization/70703
32302 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
32303 (update_conflict_hard_regno_costs): Use long instead of unsigned
32304 arithmetic for cost calculation.
32306 2017-04-05 Jakub Jelinek <jakub@redhat.com>
32307 Bernd Edlinger <bernd.edlinger@hotmail.de>
32310 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
32313 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
32316 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
32317 ptr_mode with Pmode throughout.
32318 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
32319 into probe_stack_range and use DImode.
32321 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
32324 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
32325 call_eh_return is true.
32327 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32329 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
32330 Initialize last_match_fntype_index.
32332 2017-04-05 Jakub Jelinek <jakub@redhat.com>
32335 * tree-nvr.c: Include internal-fn.h.
32336 (pass_return_slot::execute): Ignore internal calls without
32339 2017-04-04 Jakub Jelinek <jakub@redhat.com>
32340 Richard Biener <rguenther@suse.de>
32343 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
32344 captures used multiple times, except for the last use.
32345 * generic-match-head.c: Include gimplify.h.
32347 2017-04-04 Jakub Jelinek <jakub@redhat.com>
32349 PR tree-optimization/79390
32350 * target.h (struct noce_if_info): Declare.
32351 * targhooks.h (default_noce_conversion_profitable_p): Declare.
32352 * target.def (noce_conversion_profitable_p): New target hook.
32353 * ifcvt.h (struct noce_if_info): New type, moved from ...
32354 * ifcvt.c (struct noce_if_info): ... here.
32355 (noce_conversion_profitable_p): Renamed to ...
32356 (default_noce_conversion_profitable_p): ... this. No longer
32358 (noce_try_store_flag_constants, noce_try_addcc,
32359 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
32360 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
32361 instead of noce_conversion_profitable_p.
32362 * config/i386/i386.c: Include ifcvt.h.
32363 (ix86_option_override_internal): Don't override
32364 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
32365 (ix86_noce_conversion_profitable_p): New function.
32366 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
32367 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
32368 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
32369 * doc/tm.texi: Regenerated.
32371 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32373 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
32376 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
32379 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
32380 instructions for small multiply cores.
32382 2017-04-04 Jeff Law <law@redhat.com>
32384 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
32386 (mips_expand_vec_perm_const): Initialize elements in orig_perm
32387 that are not set by the loop over the elements.
32389 2017-04-04 Jakub Jelinek <jakub@redhat.com>
32392 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
32393 int mode, convert_modes it to mode as unsigned, otherwise use
32394 lowpart_subreg to mode rather than SImode.
32395 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
32396 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
32397 Use DImode instead of SImode for the shift count operand.
32398 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
32401 2017-04-04 Richard Biener <rguenther@suse.de>
32403 PR middle-end/80281
32404 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
32405 arithmetic done for the negate or the plus. Simplify.
32406 (A - (-B) -> A + B): Likewise.
32407 * fold-const.c (split_tree): Make sure to not negate pointers.
32409 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
32411 PR rtl-optimization/60818
32412 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
32413 a compare of comparisons with the thing compared if this results
32414 in a different machine mode.
32416 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
32418 * alias.c (base_alias_check): Fix typo in comment.
32419 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
32420 * cgraphunit.c (symbol_table::compile): Likewise.
32421 * collect2.c (maybe_run_lto_and_relink): Likewise.
32422 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
32423 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
32424 * config/avr/avr.c (avr_map_op_t): Likewise.
32425 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
32426 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
32427 * config/epiphany/epiphany.md (movcc): Likewise.
32428 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
32429 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
32431 * config/mips/mips.c (mips_save_restore_reg): Likewise.
32432 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
32433 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
32434 * config/sh/sh.c (sh_rtx_costs): Likewise.
32435 * fold-const.c (fold_truth_andor): Likewise.
32436 * genautomata.c (collapse_flag): Likewise.
32437 * gengtype.h (struct type::u::s): Likewise.
32438 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
32439 * input.c (FORMAT_AMOUNT): Likewise.
32440 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
32441 (known_aggs_to_agg_replacement_list): Likewise.
32442 * ipa-inline-analysis.c: Likewise.
32443 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
32444 * ipa-polymorphic-call.c
32445 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
32446 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
32447 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
32449 * modulo-sched.c (apply_reg_moves): Likewise.
32450 * omp-expand.c (build_omp_regions_1): Likewise.
32451 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
32452 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
32453 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
32454 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
32455 * value-prof.c: Likewise.
32456 * var-tracking.c (val_reset): Likewise.
32458 2017-04-03 Richard Biener <rguenther@suse.de>
32460 PR tree-optimization/80275
32461 * fold-const.c (split_address_to_core_and_offset): Handle
32464 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
32466 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
32467 descriptors is at least equal to that of functions.
32469 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
32471 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
32473 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
32476 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
32477 (mov<IMOD4:mode>): New expander.
32478 (*mov<IMOD4:mode>_internal): New insn and split pattern.
32480 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
32482 PR rtl-optimization/79405
32483 * fwprop.c (propagations_left): New variable.
32484 (forward_propagate_into): Decrement it.
32485 (fwprop_init): Initialize it.
32486 (fw_prop): If the variable has reached zero, stop propagating.
32487 (fwprop_addr): Ditto.
32489 2017-03-31 Jakub Jelinek <jakub@redhat.com>
32492 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
32493 a FUNCTION_DECL, pass it as decl instead of origin to
32496 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
32498 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
32501 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
32504 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
32505 TARGET_VSX_SMALL_INTEGER.
32507 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32509 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
32510 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
32512 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
32514 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
32515 extraction from odd-numbered MSA register.
32517 2017-03-31 Jakub Jelinek <jakub@redhat.com>
32519 PR middle-end/80173
32520 * expmed.c (store_bit_field_1): Don't attempt to create
32521 a word subreg out of hard registers wider than word if they
32522 have HARD_REGNO_NREGS of 1 for their mode.
32524 PR middle-end/80163
32525 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
32526 conversions to integer types wider than word and pointer.
32529 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
32530 (rtx_equal_for_cselib_p): Pass 0 to it.
32531 * cselib.c (cselib_hasher::equal): Likewise.
32532 (rtx_equal_for_cselib_1): Add depth argument. If depth
32533 is 128, don't look up VALUE locs and punt. Increment
32534 depth in recursive calls when walking VALUE locs.
32536 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
32538 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
32539 (make_gcov_file_name): Use the canonical path name for generating
32541 (read_line): Fix handling of files with ascii null bytes.
32543 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
32545 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
32546 to initialise a vector register instead
32547 of using a const_int.
32549 2017-03-30 Jakub Jelinek <jakub@redhat.com>
32551 PR translation/80189
32552 * gimplify.c (omp_default_clause): Use %qs instead of %s in
32553 diagnostic messages.
32555 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
32558 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
32559 (dfp_diex_<mode>): Update mode of operand 1.
32560 * doc/extend.texi (dxex, dxexq): Document change to return type.
32561 (diex, diexq): Document change to argument type.
32563 2017-03-30 Martin Jambor <mjambor@suse.cz>
32566 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
32567 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
32568 it reflects the signature changes performed at the callee side.
32569 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
32570 to cgraph_build_function_type_skip_args.
32571 (build_function_decl_skip_args): Adjust call to the above function.
32573 2017-03-30 Jakub Jelinek <jakub@redhat.com>
32576 * config/i386/sse.md
32577 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
32578 register as dest whenever it is a MEM not rtx_equal_p to the
32579 corresponding dup operand, and when forcing into reg move the
32580 reg into the memory afterwards.
32581 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
32582 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
32583 for the force_reg mode.
32584 (avx512vl_vextractf128<mode>): Use register as dest either
32585 always when a MEM, or when it is a MEM not rtx_equal_p to the
32586 corresponding dup operand, or even not when it is a CONST_VECTOR
32587 depending on the mode and lo vs. hi.
32588 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
32590 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
32591 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
32592 Likewise. Require that operands[2] is even.
32593 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
32594 Remove extraneous parens. Require that operands[2] is a multiple
32596 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
32597 operands[0] is a MEM if <mask_applied>, the predicates/constraints
32598 disallow memory then.
32600 2017-03-30 Richard Biener <rguenther@suse.de>
32602 PR tree-optimization/77498
32603 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
32604 to non-constants over backedges.
32606 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
32608 PR rtl-optimization/80233
32609 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
32610 as last_combined_insn. Do not test for BARRIER_P separately.
32612 2017-03-29 Andreas Schwab <schwab@suse.de>
32615 * calls.c (prepare_call_address): Convert funexp to Pmode before
32616 copying to temp reg.
32618 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32620 PR tree-optimization/80158
32621 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
32622 Handle possible future case of more than one alternate
32624 (replace_rhs_if_not_dup): Likewise.
32625 (replace_one_candidate): Likewise.
32627 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
32629 PR rtl-optimization/80193
32630 * ira.c (ira): Do not check allocation for LRA.
32632 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
32634 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
32635 (nvptx_output_simt_exit): Declare.
32636 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
32637 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
32638 (init_softstack_frame): Move initialization of crtl->is_leaf to...
32639 (nvptx_declare_function_name): ...here. Emit declaration of local
32640 memory space buffer for omp_simt_enter insn.
32641 (nvptx_output_unisimt_switch): New.
32642 (nvptx_output_softstack_switch): New.
32643 (nvptx_output_simt_enter): New.
32644 (nvptx_output_simt_exit): New.
32645 * config/nvptx/nvptx.h (struct machine_function): New fields
32646 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
32647 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
32648 (UNSPECV_SIMT_EXIT): Ditto.
32649 (omp_simt_enter_insn): New insn.
32650 (omp_simt_enter): New expansion.
32651 (omp_simt_exit): New insn.
32652 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
32654 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
32655 (expand_GOMP_SIMT_ENTER_ALLOC): New.
32656 (expand_GOMP_SIMT_EXIT): New.
32657 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
32658 (GOMP_SIMT_ENTER_ALLOC): Ditto.
32659 (GOMP_SIMT_EXIT): Ditto.
32660 * target-insns.def (omp_simt_enter): New insn.
32661 (omp_simt_exit): Ditto.
32662 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
32664 (lower_rec_simd_input_clauses): Implement SIMT privatization.
32665 (lower_rec_input_clauses): Likewise.
32666 (lower_lastprivate_clauses): Handle SIMT privatization.
32668 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
32669 (ompdevlow_adjust_simt_enter): New.
32670 (find_simtpriv_var_op): New.
32671 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
32672 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
32674 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
32675 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
32676 (copy_decl_for_dup_finish): Ditto.
32678 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
32680 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
32683 * config/i386/i386.c (ix86_option_override_internal): Always
32684 allow -mpreferred-stack-boundary=3 for 64-bit targets.
32686 2017-03-28 Bin Cheng <bin.cheng@arm.com>
32688 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
32690 2017-03-28 Bin Cheng <bin.cheng@arm.com>
32692 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
32693 mark new edge's irreducible flag accordign to it.
32694 (vect_do_peeling): Check loop preheader edge's irreducible flag
32695 and pass it to function slpeel_add_loop_guard.
32697 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
32699 PR tree-optimization/80218
32700 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
32701 Update block frequencies and counts.
32703 2017-03-28 Richard Biener <rguenther@suse.de>
32705 PR tree-optimization/78644
32706 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
32707 of a simplification result we may not use it at all.
32709 2017-03-28 Richard Biener <rguenther@suse.de>
32712 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
32713 without arguments, generate default definition of a SSA name.
32715 2017-03-28 Richard Biener <rguenther@suse.de>
32717 PR middle-end/80222
32718 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
32719 TYPE_REF_CAN_ALIAS_ALL references.
32720 * fold-const.c (fold_indirect_ref_1): Likewise.
32722 2017-03-28 Martin Liska <mliska@suse.cz>
32725 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
32726 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
32728 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
32729 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
32731 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
32732 (EXTRA_SPECS): Define.
32733 (SUBTARGET_EXTRA_SPECS): Likewise.
32734 (SUBTARGET_CPP_SPEC): Likewise.
32735 * config/arc/elf.h (EXTRA_SPECS): Renamed to
32736 SUBTARGET_EXTRA_SPECS.
32737 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
32739 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
32741 * config/arc/simdext.md (vst64_insn): Update pattern.
32742 (vld32wh_insn): Likewise.
32743 (vld32wl_insn): Likewise.
32744 (vld64_insn): Likewise.
32745 (vld32_insn): Likewise.
32747 2017-03-28 Marek Polacek <polacek@redhat.com>
32750 * fold-const.c (fold_comparison): Use protected_set_expr_location
32751 instead of SET_EXPR_LOCATION.
32753 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
32755 * tree.c (add_expr): Avoid name lookup warning.
32757 2017-03-27 Jeff Law <law@redhat.com>
32759 PR tree-optimization/80216
32760 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
32761 function name. Limit recursion depth.
32762 (record_temporary_equivalences): Corresponding changes.
32764 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
32766 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
32769 2017-03-27 Jakub Jelinek <jakub@redhat.com>
32772 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
32774 * cfgcleanup.c (reg_note_cfa_p): New array.
32775 (insns_have_identical_cfa_notes): New function.
32776 (old_insns_match_p): Don't cross-jump in between /f
32777 and non-/f instructions. If both i1 and i2 are frame related,
32778 verify all CFA notes, their order and content.
32780 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
32783 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
32784 HImode and SImode with zero extend to DImode to one insn.
32785 (bswap<mode>2_extenddi): Likewise.
32786 (bswapsi2_extenddi): Likewise.
32787 (bswaphi2_extendsi): Likewise.
32788 (bswaphi2): Combine bswap HImode and SImode into one insn.
32789 Separate memory insns from swapping register.
32790 (bswapsi2): Likewise.
32791 (bswap<mode>2): Likewise.
32792 (bswaphi2_internal): Delete, no longer used.
32793 (bswapsi2_internal): Likewise.
32794 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
32795 store, and gpr<-gpr swap insns.
32796 (bswap<mode>2_store): Likewise.
32797 (bswaphi2_reg): Register only splitter, combine with the splitter.
32798 (bswaphi2 splitter): Likewise.
32799 (bswapsi2_reg): Likewise.
32800 (bswapsi2 splitter): Likewise.
32801 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
32802 the insns into load, store, and register/register insns.
32803 (bswapdi2_ldbrx): Likewise.
32804 (bswapdi2_load): Likewise.
32805 (bswapdi2_store): Likewise.
32806 (bswapdi2_reg): Likewise.
32808 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
32810 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
32811 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
32813 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
32816 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
32818 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
32819 special handling for target option conflicts between dform
32820 options (-mpower9-dform, -mpower9-dform-vector,
32821 -mpower9-dform-scalar) and -mno-direct-move.
32823 2017-03-27 Richard Biener <rguenther@suse.de>
32825 PR tree-optimization/80181
32826 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
32828 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
32830 * config/arc/predicates.md (move_double_src_operand): Replace the
32831 call to move_double_src_operand with a call to address_operand.
32833 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
32835 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
32836 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
32837 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
32839 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
32841 * config/arc/predicates.md (long_immediate_loadstore_operand):
32842 Consider scaled addresses cases.
32844 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
32846 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
32847 restored when in interrupt.
32848 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
32849 doesn't have delay slot.
32851 2017-03-27 Richard Biener <rguenther@suse.de>
32854 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
32855 inlined thunk clones.
32857 2017-03-27 Jakub Jelinek <jakub@redhat.com>
32860 * asan.c (instrument_derefs): Copy over last operand from
32861 original COMPONENT_REF to the new COMPONENT_REF with
32862 DECL_BIT_FIELD_REPRESENTATIVE.
32863 * ubsan.c (instrument_object_size): Likewise.
32865 2017-03-27 Richard Biener <rguenther@suse.de>
32867 PR tree-optimization/80170
32868 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
32869 sure DR/SCEV didnt fold in constants we do not see when looking
32870 at the reference base alignment.
32872 2017-03-27 Richard Biener <rguenther@suse.de>
32874 PR middle-end/80171
32875 * gimple-fold.c (fold_ctor_reference): Properly guard against
32876 NULL return value from canonicalize_constructor_val.
32878 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
32881 * config/i386/i386.c (ix86_expand_builtin)
32882 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
32883 flags reg setting and flags reg using instructions.
32884 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
32885 clobbering instructions to zero extend op2.
32887 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
32889 * doc/install.texi (Configuration) <--with-aix-soname>:
32890 Update link to AIX ld.
32892 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
32894 PR rtl-optimization/80160
32895 PR rtl-optimization/80159
32896 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
32897 reg_alternate_class into account.
32899 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
32902 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
32903 to consider in curr_insn_transform.
32905 2017-03-24 Jakub Jelinek <jakub@redhat.com>
32907 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
32908 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
32909 and emit_mode_inner.
32911 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32913 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
32914 argument to the overloaded builtin variants. Use the new flag to
32915 deprecate certain builtin variants.
32916 * config/s390/s390-builtin-types.def: Add new builtin types.
32917 * config/s390/s390-builtins.h: Support new flags field for
32918 overloaded builtins.
32919 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
32920 (s390_macro_to_expand): Enable vector float data type.
32921 (s390_cpu_cpp_builtins_internal): Indicate support of the new
32922 builtins by incrementing the __VEC__ version number.
32923 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
32925 (s390_resolve_overloaded_builtin): Emit error messages depending
32926 on the builtin flags.
32927 * config/s390/s390.c (s390_expand_builtin): Support additional
32928 flags argument. Change error message to match the messages
32929 emitted in s390-c.c.
32930 * config/s390/s390.md: New UNSPEC_* constants.
32931 (op_type): Add new instruction types.
32932 * config/s390/vecintrin.h: Add new builtins and test data class
32934 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
32935 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
32936 (VEC_INEXACT, VEC_NOINEXACT): New constants.
32937 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
32938 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
32939 ("vec_mergel<mode>"): V_HW -> VEC_HW.
32941 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
32942 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
32943 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
32944 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
32946 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
32947 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
32948 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
32949 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
32951 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
32952 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
32953 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
32954 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
32955 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
32956 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
32957 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
32959 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
32960 ("vec_scatter_element<V_HW_4:mode>_DI")
32961 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
32962 ("vec_fpint<mode>", "vflls")
32963 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
32964 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
32965 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
32966 ("*vec_cmphe<mode>_cc"): ... these.
32968 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
32969 mode constant instead of magic value.
32971 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32973 * config/s390/s390.c (s390_expand_vec_compare): Support other
32974 vector floating point modes than just V2DF.
32975 (s390_expand_vcond): Likewise.
32976 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
32977 (s390_cannot_change_mode_class): Prevent mode changes between TF
32978 and V1TF in vector registers.
32979 * config/s390/s390.md (DF, SF): New mode attributes.
32980 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
32981 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
32982 SFmode support for VRs.
32983 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
32985 (VFT, VF_HW): New mode iterators.
32986 (vw, sdx): New mode attributes.
32987 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
32988 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
32989 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
32990 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
32991 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
32992 also the new vector floating point modes. Renaming to ...
32994 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
32995 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
32996 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
32997 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
32998 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
32999 ("vec_unordered<mode>"): ... these.
33001 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
33002 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
33003 ("*vec_extendv2df"): New insn definitions.
33005 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33007 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
33008 ("mulditi3_2", "*muldi3_sign"): New patterns.
33009 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
33010 rename the pattern definition.
33012 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33014 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
33016 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
33018 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33020 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
33021 instruction if possible.
33022 * config/s390/vector.md (vec_halfnumelts): New mode
33024 ("*vec_vllezlf<mode>"): New pattern.
33026 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33028 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
33029 ("popcountv4si2", "popcountv2di2"): Rename to ...
33030 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
33031 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
33033 ("popcount<mode>2_vxe"): New pattern.
33035 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33037 * common/config/s390/s390-common.c (processor_flags_table): Add
33039 * config.gcc: Add arch12.
33040 * config/s390/driver-native.c (s390_host_detect_local_cpu):
33041 Default to arch12 for unknown CPU model numbers.
33042 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
33043 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
33044 PROCESSOR_max sanity check.
33045 * config/s390/s390-opts.h (enum processor_type): Add
33047 * config/s390/s390.c (processor_table): Add arch12.
33048 (s390_expand_builtin): Add check for B_VXE flag.
33049 (s390_issue_rate): Add PROCESSOR_ARCH12.
33050 (s390_get_sched_attrmask): Likewise.
33051 (s390_get_unit_mask): Likewise.
33052 (s390_sched_score): Enable z13 scheduling for arch12.
33053 (s390_sched_reorder): Likewise.
33054 (s390_sched_variable_issue): Likewise.
33055 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
33057 (s390_tune_attr): Use z13 scheduling also for arch12.
33058 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
33059 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
33060 (TARGET_VXE_P): New macros.
33061 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
33062 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
33063 * config/s390/s390.opt: Add arch12 as processor_type.
33065 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33067 * config/s390/s390.md
33068 ("fixuns_truncdddi2", "fixuns_trunctddi2")
33069 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
33070 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
33072 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
33073 Rename expanders to ...
33075 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
33076 ("fixuns_truncdddi2_emu"): ... these.
33078 ("fixuns_trunc<mode>si2_emu"): New expander.
33080 ("*fixuns_truncdfdi2_z13"): Rename to ...
33081 ("*fixuns_truncdfdi2_vx"): ... this.
33083 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33085 * config/s390/2964.md: Remove the single element vector compare
33086 instructions which are no longer used.
33087 * config/s390/s390.c (s390_select_ccmode): Remove handling of
33089 (s390_canonicalize_comparison): Remove handling of DFmode
33091 (s390_expand_vec_compare_scalar): Remove function.
33092 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
33093 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
33095 ("*cmp<mode>_ccs"): Add wfcdb instruction.
33097 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33099 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
33101 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
33102 will anyway by matched by mov<mode>_64dfp.
33104 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33106 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
33107 vlef/vstef. Add missing operand to vleif.
33109 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33111 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
33112 pair for all vector types with 64 bit elements.
33113 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
33114 * config/s390/vector.md (V_HW_64): ... here.
33115 (V_128_NOSINGLE): New mode iterator.
33116 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
33117 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
33118 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
33119 ("*vec_load_pairv2di"): Change to ...
33120 ("*vec_load_pair<mode>"): ... this one.
33122 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33124 * config/s390/constraints.md: Add comments.
33125 (jKK): Reject element sizes > 8 bytes.
33126 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
33128 * config/s390/s390.md: Add the s_operand checks formerly in
33129 s390_split_ok_p to various splitters where they are still
33131 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
33132 for 128 bit vectors. Plus two splitters.
33134 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33136 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
33139 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33142 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
33143 error if the boundary argument is not constant.
33145 2017-03-24 Jakub Jelinek <jakub@redhat.com>
33147 PR rtl-optimization/80112
33148 * loop-doloop.c (doloop_condition_get): Don't check condition
33149 if cmp isn't SET with IF_THEN_ELSE src.
33151 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33153 PR tree-optimization/80158
33154 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
33155 replacing a candidate statement, also replace it for the
33156 candidate's alternate interpretation.
33157 (replace_rhs_if_not_dup): Likewise.
33158 (replace_one_candidate): Likewise.
33160 2017-03-24 Richard Biener <rguenther@suse.de>
33162 PR tree-optimization/80167
33163 * graphite-isl-ast-to-gimple.c
33164 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
33166 (translate_isl_ast_to_gimple::get_rename): Likewise.
33168 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
33170 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
33171 handling of certain combinations of target options, including the
33172 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
33173 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
33175 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33178 * config/arm/arm.md (*load_multiple): Add reload_completed to
33179 matching condition.
33181 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33182 Richard Biener <rguenth@suse.de>
33184 PR tree-optimization/79908
33185 PR tree-optimization/80136
33186 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
33187 been cast away, gimplify_and_add suffices.
33189 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
33191 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
33193 2017-03-23 Richard Biener <rguenther@suse.de>
33195 PR tree-optimization/80032
33196 * gimplify.c (gimple_push_cleanup): Forced unconditional
33197 cleanups still have to go to the conditional_cleanups
33200 2017-03-22 Jakub Jelinek <jakub@redhat.com>
33202 PR tree-optimization/80072
33203 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
33205 (next_operand_entry_id): Change type to unsigned int.
33206 (sort_by_operand_rank): Make sure to return the right return value
33207 even if unsigned fields are bigger than INT_MAX.
33208 (struct oecount): Change cnt and id type to unsigned int.
33209 (oecount_hasher::equal): Formatting fix.
33210 (oecount_cmp): Make sure to return the right return value
33211 even if unsigned fields are bigger than INT_MAX.
33212 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
33215 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
33216 TREE_READONLY on result if writing it more than once.
33219 * doc/invoke.texi (-fsanitize=thread): Document that with
33220 -fnon-call-exceptions atomics are not able to throw
33224 * tsan.c: Include tree-eh.h.
33225 (instrument_builtin_call): Call maybe_clean_eh_stmt or
33226 maybe_clean_or_replace_eh_stmt where needed.
33227 (instrument_memory_accesses): Add cfg_changed argument.
33228 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
33229 if it returned true.
33230 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
33232 PR rtl-optimization/63191
33233 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
33234 wrapper function, moved the whole old content into ...
33235 (ix86_delegitimize_address_1): ... this. New inline function.
33236 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
33237 true as last argument instead of ix86_delegitimize_address.
33239 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
33241 * config/aarch64/aarch64.c (generic_branch_cost): Copy
33242 cortexa57_branch_cost.
33244 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
33246 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
33248 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
33251 * doc/md.texi (Constraints): Document wA constraint.
33252 * config/rs6000/constraints.md (wA): New.
33253 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
33254 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
33255 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
33256 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
33258 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
33261 * gimplify.c (is_oacc_declared): New function.
33262 (oacc_default_clause): Use it to set default flags for acc declared
33263 variables inside parallel regions.
33264 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
33265 declared variables.
33266 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
33267 declare attribute to any decl as necessary.
33269 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
33272 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
33273 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
33274 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
33275 (arm_arch_lpae): This.
33276 * config/arm/arm.c (arm_arch7ve): Rename into ...
33277 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
33278 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
33281 2017-03-22 Martin Liska <mliska@suse.cz>
33284 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
33285 error message instead of an ICE.
33287 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33289 * doc/extend.texi (6.11 Additional Floating Types): Revise.
33291 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
33293 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
33295 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
33298 2017-03-21 Martin Sebor <msebor@redhat.com>
33300 * doc/extend.texi: Use "cannot" instead of "can't."
33301 * doc/hostconfig.texi: Same.
33302 * doc/install.texi: Same.
33303 * doc/invoke.texi: Same.
33304 * doc/loop.texi: Same.
33305 * doc/md.texi: Same.
33306 * doc/objc.texi: Same.
33307 * doc/rtl.texi: Same.
33308 * doc/tm.texi: Same.
33309 * doc/tm.texi.in: Same.
33310 * doc/trouble.texi: Same.
33312 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
33315 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
33316 (collect_checksum_attributes): Set it.
33317 (die_checksum_ordered): Use it.
33319 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33321 PR tree-optimization/79908
33322 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
33323 change: For a VA_ARG whose LHS has been cast away, use
33324 force_gimple_operand to construct the side effects.
33326 2017-03-21 David Malcolm <dmalcolm@redhat.com>
33328 PR translation/80001
33329 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
33330 more amenable to translation.
33331 (oacc_loop_auto_partitions): Likewise.
33333 2017-03-21 Marek Polacek <polacek@redhat.com>
33334 Martin Sebor <msebor@redhat.com>
33336 PR tree-optimization/80109
33337 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
33338 on INTEGRAL_TYPE_P.
33340 2017-03-21 Jakub Jelinek <jakub@redhat.com>
33341 Segher Boessenkool <segher@kernel.crashing.org>
33344 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
33345 check reg_used_between_p between insn and one of succ or succ2
33346 depending on if succ is artificial insn not inserted into insn
33349 2017-03-21 Martin Liska <mliska@suse.cz>
33351 PR gcov-profile/80081
33352 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
33353 * doc/gcc.texi: Include gcov-dump stuff.
33354 * doc/gcov-dump.texi: New file.
33356 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
33358 PR rtl-optimization/79150
33359 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
33360 conditional jump, if the jump is the last insn of the loop.
33362 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33363 Richard Biener <rguenth@suse.de>
33365 PR tree-optimization/79908
33366 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
33367 been cast away, use force_gimple_operand to construct the side
33370 2017-03-21 Martin Liska <mliska@suse.cz>
33372 PR libfortran/79956
33373 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
33376 2017-03-21 Brad Spengler <spender@grsecurity.net>
33379 * plugin.c (htab_hash_plugin): New function.
33380 (add_new_plugin): Use it and adjust.
33381 (parse_plugin_arg_opt): Adjust.
33382 (init_one_plugin): Likewise.
33384 2017-03-21 Richard Biener <rguenther@suse.de>
33386 PR tree-optimization/80032
33387 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
33388 if set force the cleanup to happen unconditionally.
33389 (gimplify_target_expr): Push inserted clobbers with force_uncond
33390 to avoid them being removed by control-dependent DCE.
33392 2017-03-21 Richard Biener <rguenther@suse.de>
33394 PR tree-optimization/80122
33395 * tree-inline.c (copy_bb): Do not expans va-arg packs or
33396 va_arg_pack_len when the inlined call stmt requires pack
33398 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
33400 2017-03-21 Jakub Jelinek <jakub@redhat.com>
33403 * tsan.c (instrument_builtin_call): If the memory model argument
33404 is not a constant, assume it is valid.
33407 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
33410 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
33412 PR rtl-optimization/79910
33413 * combine.c (can_combine_p): Do not allow combining an I0 or I1
33414 if its dest is used by an insn before I2 (other than the combined
33415 insns themselves, which are properly handled already).
33417 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
33420 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
33422 * combine.c (record_used_regs): New static function.
33423 (try_combine): Handle situations where there is an additional
33424 instruction between I2 and I3 which needs to have a LOG_LINK
33428 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
33430 * combine.c (try_combine): Delete redundant i1 test. Call
33431 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
33433 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
33436 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
33437 alternatives 13/14.
33439 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33441 PR tree-optimization/80054
33442 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
33443 the optimization if a PHI or any of its arguments is not dominated
33444 by the candidate's basis. Use gphi* rather than gimple* as
33446 (replace_profitable_candidates): Clean up a gimple* variable that
33447 should be a gphi* variable.
33449 2017-03-20 Martin Sebor <msebor@redhat.com>
33452 * doc/extend.texi (attribute constructor): Document present limitation.
33454 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
33457 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
33458 __POWER9_VECTOR__ #ifdef control, change template definition to
33459 use Power9-specific built-in function.
33460 (vec_any_eq): Likewise.
33461 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
33462 to control outcomes from this test.
33463 (vector_ae_<mode>p): For VEC_F modes, likewise.
33465 2017-03-20 Ian Lance Taylor <iant@google.com>
33467 * config/i386/i386.c (ix86_function_regparm): Save an extra
33468 register for -fsplit-stack with DECL_STATIC_CHAIN.
33470 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
33473 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
33474 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
33476 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
33478 * config/riscv/riscv.c (riscv_print_operand): Use "fence
33480 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
33483 2017-03-20 Marek Polacek <polacek@redhat.com>
33486 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
33488 2017-03-20 Richard Biener <rguenther@suse.de>
33490 PR tree-optimization/80113
33491 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
33492 allocate extra SSA name for PHI def.
33493 (add_close_phis_to_outer_loops): Likewise.
33494 (add_close_phis_to_merge_points): Likewise.
33495 (copy_loop_close_phi_args): Likewise.
33496 (copy_cond_phi_nodes): Likewise.
33498 2017-03-20 Martin Liska <mliska@suse.cz>
33500 PR middle-end/79753
33501 * tree-chkp.c (chkp_build_returned_bound): Do not build
33502 returned bounds for a LHS that's not a BOUNDED_P type.
33504 2017-03-20 Martin Liska <mliska@suse.cz>
33508 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
33509 COMPLEX_CST and VECTOR_CST.
33511 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33514 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
33515 target operand. A new splitter adds the clobber statement in case
33516 the target operand is dead anyway.
33518 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
33520 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
33521 to age-old versions of binutils and glibc.
33523 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
33525 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
33527 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
33529 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
33531 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
33533 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
33534 requirement for binutils 2.13.
33536 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
33538 * combine.c (try_combine): Delete redundant i1 test. Call
33539 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
33541 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
33543 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
33544 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
33546 <riscv64-*-elf>: Re-arrange section
33547 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
33548 <riscv32-*-linux>: Likewise.
33549 <riscv64-*-elf>: Likewise
33550 <riscv64-*-linux>: Likewise.
33552 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
33555 * aarch64.opt(verbose-cost-dump): Fix typo.
33557 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
33560 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
33561 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
33563 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
33565 * reload.c (find_reloads): When reloading a nonoffsettable address,
33566 use RELOAD_OTHER for it and its address reloads.
33568 PR rtl-optimization/79910
33569 * combine.c (record_used_regs): New static function.
33570 (try_combine): Handle situations where there is an additional
33571 instruction between I2 and I3 which needs to have a LOG_LINK
33574 2017-03-17 Jeff Law <law@redhat.com>
33576 PR tree-optimization/71437
33577 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
33578 conditional in the hash table first.
33579 (vrp_dom_walker::before_dom_children): Extract condition from
33580 ASSERT_EXPR. Record condition, its inverion and any implied
33581 conditions as well.
33583 2017-03-17 Marek Polacek <polacek@redhat.com>
33584 Markus Trippelsdorf <markus@trippelsdorf.de>
33586 PR tree-optimization/80079
33587 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
33590 2017-03-17 Richard Biener <rguenther@suse.de>
33592 PR middle-end/80075
33593 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
33594 Properly verify the LHS before the RHS possibly claims to be
33596 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
33599 2017-03-17 Martin Jambor <mjambor@suse.cz>
33601 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
33602 (List of -O2 options): Likewise.
33603 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
33606 2017-03-17 Tom de Vries <tom@codesourcery.com>
33608 * gcov-dump.c (print_usage): Print bug_report_url.
33610 2017-03-17 Richard Biener <rguenther@suse.de>
33612 PR middle-end/80050
33613 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
33614 (parser::peek): Likewise.
33616 2017-03-17 Richard Biener <rguenther@suse.de>
33618 PR tree-optimization/80048
33619 * sese.c (free_sese_info): Properly release rename_map and
33620 copied_bb_map elements.
33622 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
33624 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
33625 Add linked-list forward and backlinks. Insert on
33626 construction, remove on destruction.
33627 (class pass_store_merging): Add m_stores_head field.
33628 (pass_store_merging::terminate_and_process_all_chains):
33629 Iterate over m_stores_head list.
33630 (pass_store_merging::terminate_all_aliasing_chains):
33632 (pass_store_merging::execute): Check for debug stmts first.
33633 Push new chains onto the m_stores_head stack.
33635 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
33638 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
33639 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
33640 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
33642 2017-03-16 Jeff Law <law@redhat.com>
33644 PR tree-optimization/71437
33645 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
33646 member function. Implementation moved into after_dom_children
33647 member function and into the threader's thread_outgoing_edges
33649 (dom_opt_dom_walker::after_dom_children): Simplify by moving
33650 some code into new thread_outgoing_edges.
33651 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
33652 definition. Simplify marker handling (do it here). Assume we always
33653 have the available expression and the const/copies tables.
33654 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
33656 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
33657 * tree-vrp.c (equiv_stack): No longer file scoped.
33658 (vrp_dom_walker): New class.
33659 (vrp_dom_walker::before_dom_children): New member function.
33660 (vrp_dom_walker::after_dom_children): Likewise.
33661 (identify_jump_threads): Setup domwalker. Use it rather than
33662 walking edges in a random order by hand. Simplify setup/finalization.
33663 (finalize_jump_threads): Remove.
33664 (vrp_finalize): Do not call identify_jump_threads here.
33665 (execute_vrp): Do it here instead and call thread_through_all_blocks
33668 PR tree-optimization/71437
33669 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
33671 (simplify_stmt_for_jump_threading): Add basic_block argument. All
33673 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
33674 (dom_opt_dom_walker::thread_across_edge): Remove
33675 handle_dominating_asserts argument. All callers changed.
33676 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
33677 changes. Remove calls to lhs_of_dominating_assert. Other
33678 uses of handle_dominating_asserts turn into unconditional code
33679 (simplify_control_stmt_condition_1): Likewise.
33680 (simplify_control_stmt_condition): Likewise.
33681 (thread_through_normal_block, thread_across_edge): Likewise.
33682 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
33683 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
33684 object if it is not an SSA_NAME.
33685 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
33686 before calling into the VRP specific simplifiers.
33687 (identify_jump_threads): Remove handle_dominating_asserts
33690 2017-03-16 Jakub Jelinek <jakub@redhat.com>
33693 * tree-diagnostic.c (default_tree_printer): No longer static.
33694 * tree-diagnostic.h (default_tree_printer): New prototype.
33696 2017-03-16 Tamar Christina <tamar.christina@arm.com>
33698 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
33699 Change ins into fmov.
33701 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33703 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
33704 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
33705 Use h_con constraint for operand 1.
33706 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
33707 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
33709 2017-03-15 Jeff Law <law@redhat.com>
33711 PR tree-optimization/71437
33712 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
33713 (record_temporary_equivalences): Use it.
33715 PR tree-optimization/71437
33716 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
33717 tree-ssa-scopedtables.
33718 (lookup_avail_expr, build_and_record_new_cond): Likewise.
33719 (record_conditions, record_cond, vuse_eq): Likewise.
33720 (record_edge_info): Adjust to API tweak of record_conditions.
33721 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
33722 (record_temporary_equivalences, optimize_stmt): Likewise.
33723 (eliminate_redundant_computations): Likewise.
33724 (record_equivalences_from_stmt): Likewise.
33725 * tree-ssa-scopedtables.c: Include options.h and params.h.
33726 (vuse_eq): New function, moved from tree-ssa-dom.c
33727 (build_and_record_new_cond): Likewise.
33728 (record_conditions): Likewise. Accept vector of conditions rather
33729 than edge_equivalence structure for first argument.
33730 for the first argument.
33731 (avail_exprs_stack::lookup_avail_expr): New member function, moved
33732 from tree-ssa-dom.c.
33733 (avail_exprs_stack::record_cond): Likewise.
33734 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
33735 from tree-ssa-dom.c.
33736 (avail_exprs_stack): Add new member functions lookup_avail_expr
33738 (record_conditions): Declare.
33740 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
33743 * lra-constraints.c (process_alt_operands): Increase reject for
33744 reloading an input/output operand.
33746 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
33749 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
33750 insns to convert from signed/unsigned char/short to IEEE 128-bit
33752 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
33754 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
33757 * config/i386/i386.c (ix86_vector_duplicate_value): Create
33758 subreg of inner mode for values already in registers.
33760 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
33762 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
33763 iteration reg is used after the loop.
33765 2017-03-14 Martin Sebor <msebor@redhat.com>
33767 PR tree-optimization/79800
33768 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
33769 precision in negative-positive range.
33770 (format_floating): Call non-const overload with adjusted precision.
33772 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
33775 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
33778 2017-03-14 Martin Sebor <msebor@redhat.com>
33780 PR middle-end/80020
33781 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
33782 * builtins.def (aligned_alloc): Use it.
33785 * Makefile.in (GTFILES): Add calls.c.
33786 * calls.c: Include "gt-calls.h".
33788 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
33790 PR rtl-optimization/79728
33791 * regs.h (struct target_regs): New field
33792 x_contains_allocatable_regs_of_mode.
33793 (contains_allocatable_regs_of_mode): New macro.
33794 * reginfo.c (init_reg_sets_1): Initialize it, and change
33795 contains_reg_of_mode so it includes global regs as well.
33796 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
33797 rather than contains_regs_of_mode.
33799 2017-03-14 Martin Liska <mliska@suse.cz>
33801 * doc/invoke.texi: Document options that can't be combined with
33802 -fcheck-pointer-bounds.
33804 2017-03-14 Martin Liska <mliska@suse.cz>
33806 PR middle-end/79831
33807 * doc/invoke.texi (-Wchkp): Document the option.
33809 2017-03-14 Martin Liska <mliska@suse.cz>
33811 * Makefile.in: Install gcov-dump.
33813 2017-03-14 Martin Liska <mliska@suse.cz>
33815 * multiple_target.c (expand_target_clones): Bail out for
33816 an invalid attribute.
33818 2017-03-14 Richard Biener <rguenther@suse.de>
33820 * alias.c (struct alias_set_entry): Pack properly.
33821 * cfgloop.h (struct loop): Likewise.
33822 * cse.c (struct set): Likewise.
33823 * ipa-utils.c (struct searchc_env): Likewise.
33824 * loop-invariant.c (struct invariant): Likewise.
33825 * lra-remat.c (struct cand): Likewise.
33826 * recog.c (struct change_t): Likewise.
33827 * rtl.h (struct address_info): Likewise.
33828 * symbol-summary.h (function_summary): Likewise.
33829 * tree-loop-distribution.c (struct partition): Likewise.
33830 * tree-object-size.c (struct object_size_info): Likewise.
33831 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
33832 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
33833 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
33834 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
33835 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
33836 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
33837 (struct _stmt_vec_info): Likewise.
33839 2017-03-14 Martin Liska <mliska@suse.cz>
33842 * multiple_target.c (create_dispatcher_calls): Check that
33843 a target can create a function dispatcher.
33845 2017-03-14 Martin Liska <mliska@suse.cz>
33848 * multiple_target.c (expand_target_clones): Drop local.local
33849 flag for default implementation.
33851 2017-03-14 Richard Biener <rguenther@suse.de>
33853 PR tree-optimization/80030
33854 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
33856 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
33858 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
33859 gcc_fallthrough() instead of __attribute__((fallthrough));
33861 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
33863 * doc/gcc.texi: Remove "up" link to (DIR).
33864 * doc/gccint.texi: Ditto.
33866 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
33868 * doc/install.texi (Specific) <avr>: Remove reference to
33871 2017-03-13 Jeff Law <law@redhat.com>
33873 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
33874 attribute rather than comments.
33876 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
33877 match_scratch operand is highest.
33879 2017-03-13 Martin Liska <mliska@suse.cz>
33881 PR middle-end/78339
33882 * ipa-pure-const.c (warn_function_noreturn): If the declarations
33883 is a CHKP clone, use original declaration.
33885 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
33887 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
33888 (arc_conditional_register_usage): Use a different allocation order
33889 when optimizing for size.
33890 * common/config/arc/arc-common.c (arc_option_optimization_table):
33891 Section anchors default on when optimizing for size.
33893 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
33895 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
33897 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
33899 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
33900 * config/arc/arc.md (cpu_facility): Add cd variant.
33901 (*movqi_insn): Add code density variant.
33902 (*movhi_insn): Likewise.
33903 (*movqi_insn): Likewise.
33904 (*addsi3_mixed): Likewise.
33905 (subsi3_insn): Likewise.
33907 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
33909 * config/arc/arc.md (movsi_cond_exec): Update constraint.
33911 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
33913 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
33914 expressions with MINUS and UNARY ops.
33916 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33919 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
33921 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
33922 between vec_select and vector argument.
33923 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
33924 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
33925 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
33926 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
33927 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
33928 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
33930 2017-03-13 Richard Biener <rguenther@suse.de>
33933 * params.def (vect-max-peeling-for-alignment): Fix typo.
33935 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
33937 * doc/install.texi (Specific) <mips-*-*>: Remove description of
33938 issue that only occurred with binutils below 2.18.
33940 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
33942 * doc/install.texi (Specific) <cris-axis-elf>: No longer
33943 refer to binutils 2.11/2.12 minimum.
33945 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
33947 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
33948 ftp.kernel.org and simplify binutils requirement.
33950 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
33952 * doc/invoke.texi (Warning Options): Fix spelling of link-time
33954 (Optimize Options): Ditto. Also remove redundancy.
33956 2017-03-10 David Malcolm <dmalcolm@redhat.com>
33958 PR translation/79848
33959 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
33961 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
33962 to G_ to avoid double translation.
33964 2017-03-10 David Malcolm <dmalcolm@redhat.com>
33966 PR translation/79923
33967 * auto-profile.c (get_combined_location): Convert leading
33968 character of diagnostics to lower case and remove trailing period.
33969 (read_profile): Likewise for various diagnostics.
33970 * config/arm/arm.c (arm_option_override): Remove trailing period
33971 from various diagnostics.
33972 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
33973 (msp430_expand_delay_cycles): Likewise.
33975 2017-03-10 David Malcolm <dmalcolm@redhat.com>
33978 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
33979 full command-line argument, rather than just "str".
33980 (aarch64_validate_march): Likewise.
33981 (aarch64_validate_mtune): Likewise.
33983 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
33985 PR rtl-optimization/78911
33986 * lra-assigns.c (must_not_spill_p): New function.
33987 (spill_for): Use it.
33989 2017-03-10 Jakub Jelinek <jakub@redhat.com>
33991 PR tree-optimization/79981
33992 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
33993 ATOMIC_COMPARE_EXCHANGE ifn result.
33994 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
33995 IFN_ATOMIC_COMPARE_EXCHANGE.
33997 2017-03-10 David Malcolm <dmalcolm@redhat.com>
34000 * opts.c (parse_sanitizer_options): Add missing question mark to
34001 "did you mean" message.
34003 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34005 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
34007 (VMULEUH_UNS): Likewise.
34008 (VMULOUB_UNS): Likewise.
34009 (VMULOUH_UNS): Likewise.
34010 * config/rs6000/rs6000.c (builtin_function_type): Remove
34011 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
34013 2017-03-10 David Malcolm <dmalcolm@redhat.com>
34016 * read-rtl-function.c (function_reader::read_rtx_operand): Update
34017 x with result of extra_parsing_for_operand_code_0.
34018 (function_reader::extra_parsing_for_operand_code_0): Convert
34019 return type from void to rtx, returning x. When reading
34020 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
34021 larger size containing struct block_symbol.
34023 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
34025 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
34026 -mfloat128-hardware without -m64.
34028 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
34031 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
34032 entries to the case statement that marks unsigned arguments to
34033 overloaded functions.
34035 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
34037 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
34038 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
34040 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
34043 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
34044 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
34046 2017-03-10 Martin Liska <mliska@suse.cz>
34050 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
34051 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
34054 2017-03-10 Olivier Hainque <hainque@adacore.com>
34056 * tree-switch-conversion (array_value_type): Start by resetting
34057 candidate type to it's main variant.
34059 2017-03-10 Jakub Jelinek <jakub@redhat.com>
34061 PR rtl-optimization/79909
34062 * combine.c (try_combine): Use simplify_replace_rtx on individual
34063 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
34064 of the whole CALL_INSN_FUNCTION_USAGE.
34066 PR tree-optimization/79972
34067 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
34068 get_range_info on SSA_NAMEs. Formatting fixes.
34070 2017-03-10 Richard Biener <rguenther@suse.de>
34071 Jakub Jelinek <jakub@redhat.com>
34073 PR tree-optimization/77975
34074 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
34075 edge to be constant.
34076 (get_val_for): For constant x return it. Formatting fix.
34077 (loop_niter_by_eval): Avoid pointless looping if the next iteration
34078 would use the same bases as the current one.
34080 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34082 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
34083 instead of vec_select for V1TImode.
34084 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
34086 (VSX_LE_128): Add V1TI to this mode iterator.
34087 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
34088 (*vsx_le_perm_store_<mode>): Likewise.
34089 (pre-reload splitter for VSX stores): Likewise.
34090 (post-reload splitter for VSX stores): Likewise.
34091 (*vsx_xxpermdi2_le_<mode>): Likewise.
34092 (*vsx_lxvd2x2_le_<mode>): Likewise.
34093 (*vsx_stxvd2x2_le_<mode>): Likewise.
34095 2017-03-09 Michael Eager <eager@eagercon.com>
34097 Correct failures with --enable-checking=yes,rtl.
34099 * config/microblaze/microblaze.c (microblaze_expand_shift):
34100 Replace GET_CODE test with CONST_INT_P and INTVAL test with
34101 test for const0_rtx.
34102 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
34103 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
34105 2017-03-09 Richard Biener <rguenther@suse.de>
34107 PR tree-optimization/79977
34108 * graphite-scop-detection.c (scop_detection::merge_sese):
34109 Handle the case of extra exits to blocks dominating the entry.
34111 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
34113 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
34116 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
34118 PR rtl-optimization/79949
34119 * lra-constraints.c (process_alt_operands): Check memory when
34120 trying to predict a cycle. Print about the overall increase.
34122 2017-03-09 Richard Biener <rguenther@suse.de>
34124 PR middle-end/79971
34125 * gimple-expr.c (useless_type_conversion_p): Preserve
34126 TYPE_SATURATING for fixed-point types.
34128 2017-03-09 Richard Biener <rguenther@suse.de>
34131 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
34132 alignment of BLKmode params.
34134 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34137 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
34138 (VALL_NO_V2Q): Likewise.
34140 * config/aarch64/aarch64-simd.md
34141 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
34143 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
34144 VALL_NO_V2Q mode iterator.
34145 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
34147 2017-03-09 Martin Liska <mliska@suse.cz>
34149 PR tree-optimization/79631
34150 * tree-chkp-opt.c (chkp_is_constant_addr): Call
34151 tree_int_cst_sign_bit just for INTEGER constants.
34153 2017-03-09 Martin Liska <mliska@suse.cz>
34157 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
34160 2017-03-09 Marek Polacek <polacek@redhat.com>
34163 * tree.c (inchash::add_expr): Handle TREE_VEC.
34165 2017-03-09 Martin Liska <mliska@suse.cz>
34168 (chkp_narrow_size_and_offset): New function.
34169 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
34170 (void chkp_parse_bit_field_ref): New function.
34171 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
34172 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
34174 2017-03-09 Martin Liska <mliska@suse.cz>
34177 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
34178 (chkp_find_bounds_1): Remove gcc_unreachable.
34180 2017-03-09 Jakub Jelinek <jakub@redhat.com>
34183 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
34184 BUILT_IN_SYNC*, determine the access type from the size suffix and
34185 always build a MEM_REF with that type. Handle forgotten
34186 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
34189 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
34190 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
34191 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
34192 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
34193 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
34194 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
34195 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
34196 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
34197 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
34198 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
34199 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
34200 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
34201 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
34202 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
34203 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
34204 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
34205 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
34206 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
34207 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
34208 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
34209 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
34210 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
34211 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
34212 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
34213 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
34214 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
34215 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
34216 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
34217 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
34218 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
34219 definitions outside of __OPTIMIZE__ guarded section.
34222 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
34223 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
34224 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
34225 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
34228 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34230 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
34231 ("vfenez<mode>"): Add missing constraints.
34233 2017-03-08 Martin Sebor <msebor@redhat.com>
34236 * config/nds32/nds32.c (nds32_option_override):
34237 Fix misspelled diagnostic.
34239 2017-03-08 Jakub Jelinek <jakub@redhat.com>
34242 * gimplify.c (gimplify_omp_for): Replace index var in outer
34243 taskloop statement with an artificial variable and add
34244 OMP_CLAUSE_PRIVATE clause for it.
34246 2017-03-08 Richard Biener <rguenther@suse.de>
34248 PR tree-optimization/79955
34249 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
34250 for accesses that are completely outside of the variable.
34252 2017-03-08 Andrew Haley <aph@redhat.com>
34254 PR tree-optimization/79943
34255 * tree-ssa-loop-split.c (compute_new_first_bound): When
34256 calculating the new upper bound, (END-BEG) should be added, not
34259 2017-03-08 Jakub Jelinek <jakub@redhat.com>
34261 * config/avr/avr.md (setmemhi): Make sure match_dup
34262 operand number comes before match_scratch.
34264 2017-03-08 Richard Biener <rguenther@suse.de>
34266 PR tree-optimization/79920
34267 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
34268 with ncopies == 1 to ...
34269 (vect_transform_slp_perm_load): ... here. Properly compute
34270 all element loads by iterating VF times over the group. Do
34271 not handle ncopies (computed in a broken way) in
34272 vect_create_mask_and_perm.
34274 2017-03-08 Jakub Jelinek <jakub@redhat.com>
34277 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
34278 is a uniform vector, use uniform_vector_p return value instead of
34279 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
34281 2017-03-07 Marek Polacek <polacek@redhat.com>
34283 PR middle-end/79809
34284 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
34285 (alloca_call_type): Likewise.
34287 2017-03-07 Martin Liska <mliska@suse.cz>
34289 * gcov.c (process_args): Put comment to correct location.
34291 2017-03-07 Martin Liska <mliska@suse.cz>
34293 PR middle-end/68270
34294 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
34295 Use array_at_struct_end_p instead of DECL_CHAIN (field).
34296 (chkp_narrow_bounds_for_field): Likewise.
34297 (chkp_parse_array_and_component_ref): Pass one more argument to
34300 2017-03-07 Richard Biener <rguenther@suse.de>
34302 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
34305 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
34307 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
34308 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
34310 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34313 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
34314 to end of description.
34315 (PARAM_MAX_STORES_TO_MERGE): Likewise.
34317 2017-03-07 Jakub Jelinek <jakub@redhat.com>
34319 PR rtl-optimization/79901
34320 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
34322 (*avx512f_<code><mode>3<mask_name>): ... this.
34323 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
34324 iterator instead of VI8_AVX2_AVX512BW.
34326 PR rtl-optimization/79901
34327 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
34328 min/max expander, expand it using expand_vec_cond_expr.
34331 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
34334 2017-03-06 Jakub Jelinek <jakub@redhat.com>
34337 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
34338 to void * for PCH reasons.
34339 * dwarf2out.c (output_loc_operands, output_die): Cast
34340 v.val_vec.array to unsigned char *.
34342 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
34345 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
34348 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
34350 PR rtl-optimization/79571
34351 * lra-constraints.c (process_alt_operands): Calculate static
34352 reject and subtract it from overall when only addresses will be
34355 2017-03-06 Julia Koval <julia.koval@intel.com>
34358 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
34359 incoming stack boundary to 128 for 64-bit targets.
34361 2017-03-06 Richard Biener <rguenther@suse.de>
34363 PR tree-optimization/79894
34364 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
34365 to NULL after folding it.
34367 2017-03-06 Richard Biener <rguenther@suse.de>
34369 PR tree-optimization/79824
34370 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
34371 check disabling peeling for gaps.
34373 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
34375 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
34376 attributes): Document gettimeofday.
34378 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
34380 * config/s390/s390.c (s390_option_override_internal): Set
34381 PARAM_MIN_VECT_LOOP_BOUND
34383 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
34385 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
34386 * config/s390/s390.md: Likewise.
34388 2017-03-06 Jakub Jelinek <jakub@redhat.com>
34391 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
34392 (<avx2_avx512>_perm<mode>): Rename to ...
34393 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
34395 (<avx512>_perm<mode>_mask): Rename to ...
34396 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
34398 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
34399 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
34400 instead of VI8F_256_512.
34401 (avx512f_perm<mode>): New define_expand.
34402 (avx512f_perm<mode>_mask): Likewise.
34403 (avx512f_perm<mode>_1<mask_name>): New define_insn.
34404 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
34406 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
34408 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
34409 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
34411 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
34413 2017-03-06 Martin Liska <mliska@suse.cz>
34416 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
34417 when having a SSA NAME w/o VAR_DECL assigned to it.
34419 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
34421 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
34422 msa_dpsub_<su>_d): Fix MODE for vec_select.
34424 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
34426 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
34428 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
34430 2017-03-06 Richard Biener <rguenther@suse.de>
34432 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
34433 * plugin.c (register_plugin_info): Likewise.
34434 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
34436 2017-03-05 Jakub Jelinek <jakub@redhat.com>
34438 * config/i386/sse.md (sse_storehps, sse_storelps,
34439 avx_<castmode><avxsizesuffix>_<castmode>,
34440 avx512f_<castmode><avxsizesuffix>_<castmode>,
34441 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
34442 in condition that at least one operand is not a MEM.
34444 2017-03-03 Jakub Jelinek <jakub@redhat.com>
34446 PR middle-end/79805
34447 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
34448 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
34450 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
34451 gimple_call_nothrow_p flag based on whether original builtin can throw.
34452 If it can, emit following stmts on the fallthrough edge.
34453 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
34454 don't create new bb if inserting just debug stmts on the edge, try to
34455 insert them on the fallthru bb or just reset debug stmts.
34457 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
34460 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
34461 restore recog_data (including the operand rtxes inside it) around
34462 the call to get_insn_template.
34464 2017-03-03 Martin Sebor <msebor@redhat.com>
34466 PR tree-optimization/79699
34467 * context.c (context::~context): Free MPFR caches to avoid
34468 a memory leak on program exit.
34470 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34472 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
34473 Use wide_int::ulow () instead of .elt (0).
34475 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
34477 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
34478 (*pushxf): Limit oF constraint to 32bit targets and add oC
34479 constraint for 64bit targets.
34480 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
34481 (*pushdf): Change rmF constraint to rmC.
34483 2017-03-03 Martin Liska <mliska@suse.cz>
34485 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
34486 Remove unused variable.
34488 2017-03-03 Jakub Jelinek <jakub@redhat.com>
34491 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
34492 is a memory operand, increase num_memory.
34493 (ix86_expand_args_builtin): Likewise.
34495 2017-03-03 Jan Hubicka <jh@suse.cz>
34498 * ipa-devirt.c (maybe_record_node): Properly handle
34499 __cxa_pure_virtual visibility.
34501 2017-03-03 Martin Liska <mliska@suse.cz>
34503 PR tree-optimization/79803
34504 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
34506 (pass_loop_prefetch::execute): Disabled optimization if an
34507 assumption about L1 cache size is not met.
34509 2017-03-03 Martin Liska <mliska@suse.cz>
34511 PR rtl-optimization/79574
34512 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
34513 (hash_scan_set): Likewise.
34514 (dump_hash_table): Likewise.
34515 (hoist_code): Likewise.
34517 2017-03-03 Richard Biener <rguenther@suse.de>
34519 * fixed-value.c (fixed_from_string): Restore use of elt (1)
34520 in place of uhigh ().
34521 (fixed_convert_from_real): Likewise.
34523 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
34526 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
34528 2017-03-03 Richard Biener <rguenther@suse.de>
34530 PR middle-end/79818
34531 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
34532 TYPE_OVERFLOW_UNDEFINED check.
34534 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34536 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
34538 (vector_ae_<mode>_p): Likewise.
34539 (vector_nez_<mode>_p): Likewise.
34540 (vector_ne_v2di_p): Likewise.
34541 (vector_ae_v2di_p): Likewise.
34542 (vector_ne_<mode>_p): Likewise.
34543 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
34545 (vsx_tsqrt<mode>2_fe): Likewise.
34547 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
34550 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
34552 2017-03-02 Jakub Jelinek <jakub@redhat.com>
34554 PR rtl-optimization/79780
34555 * cprop.c (one_cprop_pass): When second and further conditional trap
34556 in a single basic block is turned into an unconditional trap, turn it
34557 into a deleted note to avoid RTL verification failures.
34559 2017-03-02 Richard Biener <rguenther@suse.de>
34561 * fold-const.c (const_binop): Use ulow () instead of elt (0).
34563 2017-03-02 Richard Biener <rguenther@suse.de>
34565 PR tree-optimization/79345
34567 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
34568 param and abort the walk, returning -1 if it is hit.
34569 (walk_aliased_vdefs): Take a limit param and pass it on.
34570 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
34571 defaulting to 0 and return a signed int.
34572 * tree-ssa-uninit.c (struct check_defs_data): New struct.
34573 (check_defs): New helper.
34574 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
34575 about uninitialized memory.
34576 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
34577 bogus uninitialized warning.
34578 (fixed_convert_from_real): Likewise.
34580 2017-03-02 Bin Cheng <bin.cheng@arm.com>
34582 PR tree-optimization/66768
34583 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
34584 iv_use if base object can't be determined.
34586 2017-03-02 Jakub Jelinek <jakub@redhat.com>
34588 PR tree-optimization/79345
34589 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
34590 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
34591 (get_pattern_stats): Initialize it.
34592 * genemit.c (gen_expand): Verify match_scratch numbers come after
34593 match_operand/match_dup numbers.
34594 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
34595 match_scratch numbers.
34596 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
34598 * config/s390/s390.md (trunctdsd2): Likewise.
34600 2017-03-02 Richard Biener <rguenther@suse.de>
34602 * wide-int.h (wide_int_storage::operator=): Implement in terms
34605 2017-03-02 Richard Biener <rguenther@suse.de>
34607 PR tree-optimization/79777
34608 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
34609 the to insert expression to sth existing.
34611 2017-03-01 Martin Sebor <msebor@redhat.com>
34613 PR middle-end/79692
34614 * gimple-ssa-sprintf.c
34615 (directive::known_width_and_precision): New function.
34616 (format_integer): Use it.
34617 (get_mpfr_format_length): Consider the full range of precision
34618 when computing %g output with the # flag. Set the likely byte
34619 count to 3 rather than 1 when precision is indeterminate.
34620 (format_floating): Correct the lower bound of precision.
34622 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34624 * doc/invoke.texi: Document default code model for 64-bit Linux.
34626 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
34629 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
34630 udiv rather than div since input pattern is unsigned.
34632 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
34634 * config/i386/i386.c (print_reg): Warn for values of
34635 unsupported size in integer register.
34637 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
34640 * config/rs6000/predicates.md (current_file_function_operand): Do
34641 not allow self calls to be local if the function is replaceable.
34643 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
34646 * config/rs6000/altivec.h (vec_ctz and others): Change the
34647 preprocessor macro that controls conditional compilation from
34648 _ARCH_PWR9 to __POWER9_VECTOR__.
34649 (vec_all_ne): Change parameterization of __altivec_scalar_pred
34650 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
34651 control (instead of _ARCH_PWR9 control) so that template
34652 definition uses power9-specific function.
34653 (vec_any_eq): Likewise.
34654 (vec_all_ne): Change macro definition to use a power9-specific
34655 expansion under #ifdef __POWER9_VECTOR__ control (instead of
34656 _ARCH_PWR9 control).
34657 (vec_any_eq) Likewise.
34658 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
34659 expansion for CMPNEF to remove support for xvcmpnesp instruction.
34660 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
34661 support for xvcmpnedp instruction.
34662 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
34663 macro expansion so that Power9 implementation of vec_all_ne does
34664 not use the AltiVec predicate framework.
34665 (VCMPNEH_P): Likewise.
34666 (VCMPNEW_P): Likewise.
34667 (VCMPNED_P): Likewise.
34668 (VCMPNEFP_P): Likewise.
34669 (VCMPNEDP_P): Likewise.
34670 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
34671 implementation of vec_any_eq to not use AltiVec predicate
34673 (VCMPAEH_P): Likewise.
34674 (VCMPAEW_P): Likewise.
34675 (VCMPAED_P): Likewise.
34676 (VCMPAEFP_P): Likewise.
34677 (VCMPAEDP_P): Likewise.
34678 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
34679 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
34680 not use the AltiVec predicate framework.
34681 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
34682 of vec_any_eq to not use AltiVec predicate framework.
34683 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
34684 support for predefined __POWER9_VECTOR__ macro to indicate that
34685 Power9 instruction selection is enabled.
34686 (altivec_overloaded_builtins): Remove extraneous
34687 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
34688 function argument types RS6000_BTI_bool_V16QI and
34689 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
34690 entry for overloaded function argument types RS6000_BTI_bool_V4SI
34691 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
34692 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
34693 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
34694 Power9 for implementations of vec_cmpne. Change the signature for
34695 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
34696 (representing vec_all_ne) to remove the previously described first
34697 argument of type RS6000_BTI_INTSI, as this was an artifact of
34698 reliance on the AltiVec predicate framework, which is no longer
34699 used in the implementation of these functions. Add
34700 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
34701 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
34702 since, unlike the AltiVec predicate framework implementation, we
34703 do not share function descriptors between vec_alle and vec_anyeq.
34704 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
34705 set of modes that receive special treatment even when
34706 TARGET_P9_VECTOR is true. The special treatment emits code that
34707 does not depend on Power9 instructions.
34708 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
34709 define_expand to not rely on AltiVec predicate framework.
34710 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
34712 (vector_ne_v2di_p): Change this define_expand to not rely on
34713 AltiVec predicate framework.
34714 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
34716 (vector_ne_<mode>_p): Change this define_expand to not rely on
34717 AltiVec predicate framework.
34718 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
34720 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
34721 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
34722 define_insn pattern.
34723 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
34724 define_insn pattern because the xvcmpne<VSs>. instruction is not
34726 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
34727 instruction is not supported.
34729 2017-03-01 Jakub Jelinek <jakub@redhat.com>
34731 * config/nvptx/nvptx.c: Include intl.h.
34733 2017-03-01 Martin Jambor <mjambor@suse.cz>
34736 * ipa-prop.h (ipa_bits): Removed field known.
34737 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
34738 to pointers. Adjusted their comments to warn about their sharing.
34739 (ipcp_transformation_summary): Change bits to a vector of pointers.
34740 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
34741 (ipa_get_ipa_bits_for_value): Declare.
34742 * tree-vrp.h (value_range): Mark as GTY((for_user)).
34743 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
34744 (ipa_bits_hash_table): Likewise.
34745 (ipa_vr_ggc_hash_traits): Likewise.
34746 (ipa_vr_hash_table): Likewise.
34747 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
34748 being pointers and vr_known being removed.
34749 (ipa_set_jf_unknown): Likewise.
34750 (ipa_get_ipa_bits_for_value): New function.
34751 (ipa_set_jfunc_bits): Likewise.
34752 (ipa_get_value_range): New overloaded functions.
34753 (ipa_set_jfunc_vr): Likewise.
34754 (ipa_compute_jump_functions_for_edge): Use the above functions to
34755 construct bits and vr parts of jump functions.
34756 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
34757 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
34759 (ipcp_grow_transformations_if_necessary): Also allocate
34760 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
34762 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
34763 them. Fix too long lines.
34764 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
34765 vr_known being removed.
34766 (ipa_read_jump_function): Use new setter functions to construct bits
34767 and vr parts of jump functions or set them to NULL.
34768 (write_ipcp_transformation_info): Adjust for bits being pointers.
34769 (read_ipcp_transformation_info): Likewise.
34770 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
34772 Include gt-ipa-prop.h.
34773 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
34775 (ipcp_store_bits_results): Likewise.
34776 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
34777 Do not write to existing jump functions but use a temporary instead.
34779 2017-03-01 Jakub Jelinek <jakub@redhat.com>
34782 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
34783 attempt to use its first operand as BIT_FIELD_REF base.
34785 2017-03-01 Richard Biener <rguenther@suse.de>
34787 PR middle-end/79721
34788 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
34789 interpolating formula in wrapping arithmetic.
34790 (chrec_apply): Convert chrec_evaluate return value to wanted type.
34792 2017-03-01 Jakub Jelinek <jakub@redhat.com>
34794 PR tree-optimization/79734
34795 * tree-vect-generic.c (expand_vector_condition): Optimize
34796 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
34797 Handle VEC_COND_EXPR where comparison has different inner width from
34798 type's inner width.
34800 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
34802 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
34803 markup, and similar issues. Remove @opindex entries for things
34804 that aren't options. Add missing -mmpy-option entries.
34806 2017-02-28 Jakub Jelinek <jakub@redhat.com>
34808 PR tree-optimization/79737
34809 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
34810 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
34811 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
34812 instead of byte_size. Formatting fix.
34813 (shift_bytes_in_array_right): Formatting fix.
34815 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
34818 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
34819 condition on optimize for the leaf function test.
34821 2017-02-28 Martin Liska <mliska@suse.cz>
34824 * read-rtl-function.c (function_reader::handle_unknown_directive):
34825 Bail out when one uses -flto.
34827 2017-02-28 Martin Liska <mliska@suse.cz>
34829 * common.opt: Replace space with tabular for options of <number>
34831 * config/i386/i386.opt: Show <number> value for
34832 -mlarge-data-threshold.
34833 * opts.c (print_filtered_help): Do not display number in hexadecimal
34836 2017-02-28 Martin Liska <mliska@suse.cz>
34838 * common.opt: Fix --help=option -Q for options which are of
34841 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
34843 * config/i386/i386.c (print_reg): Error out for values
34844 of 8-bit size in invalid integer register.
34846 2017-02-28 Martin Sebor <msebor@redhat.com>
34848 PR tree-optimization/79691
34849 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
34851 2017-02-28 Jakub Jelinek <jakub@redhat.com>
34854 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
34855 gcc_unreachable with output_operand_lossage.
34857 2017-02-28 Richard Biener <rguenther@suse.de>
34859 PR tree-optimization/79740
34860 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
34862 (visit_nary_op): Insert the nary into the hashtable if we
34863 pattern-matched sth.
34864 * tree-ssa-pre.c (eliminate_insert): Robustify.
34866 2017-02-28 Richard Biener <rguenther@suse.de>
34868 PR middle-end/79731
34869 * fold-const.c (decode_field_reference): Reject out-of-bound
34872 2017-02-28 Jakub Jelinek <jakub@redhat.com>
34874 * config/i386/i386.c: Include intl.h.
34875 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
34876 instead of just cond ? "..." : "...".
34877 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
34878 * coverage.c (read_counts_file): Likewise.
34879 * omp-offload.c: Include intl.h.
34880 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
34881 of just cond ? "..." : "...".
34882 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
34883 of just cond ? "..." : "...".
34885 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
34888 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
34890 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
34891 'tune for' CPU name.
34892 * config/arm/arm-cpu-data.h: Regenerated.
34894 2017-02-28 Richard Biener <rguenther@suse.de>
34896 PR tree-optimization/79732
34897 * tree-inline.c (expand_call_inline): Do not shadow var.
34899 2017-02-28 Richard Biener <rguenther@suse.de>
34901 PR tree-optimization/79723
34902 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
34903 address-space properly.
34905 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
34907 * doc/optinfo.texi (Optimization groups): Fix option used for
34909 * doc/invoke.texi (-fopt-info): Document "omp".
34910 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
34911 (OPTGROUP_ALL): Add OPTGROUP_OMP.
34912 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
34913 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
34914 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
34916 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
34918 * dumpfile.c (optgroup_options): Instead of "openmp", associate
34919 OPTGROUP_OMP with "omp".
34921 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
34924 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
34925 for arithmetic shift of unsigned V2DI.
34927 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
34929 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
34930 arc/linux.h headers.
34931 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
34932 (LINK_SPEC): Likewise.
34933 (ARC_TLS_EXTRA_START_SPEC): Likewise.
34934 (EXTRA_SPECS): Likewise.
34935 (STARTFILE_SPEC): Likewise.
34936 (ENDFILE_SPEC): Likewise.
34937 (LIB_SPEC): Likewise.
34938 (TARGET_SDATA_DEFAULT): Likewise.
34939 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
34940 (MULTILIB_DEFAULTS): Likewise.
34941 (DWARF2_UNWIND_INFO): Likewise.
34942 * config/arc/big.h: New file.
34943 * config/arc/elf.h: Likewise.
34944 * config/arc/linux.h: Likewise.
34945 * config/arc/t-uClibc: Remove.
34947 2017-02-27 Bin Cheng <bin.cheng@arm.com>
34949 PR tree-optimization/77536
34950 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
34951 (tree_transform_and_unroll_loop): Use above function to compute the
34952 estimated niter of unrolled loop and use it when scaling profile.
34953 Also use count info rather than frequency if it's non-zero.
34954 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
34955 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
34956 (vect_transform_loop): Call above function.
34958 2017-02-27 Richard Biener <rguenther@suse.de>
34960 PR tree-optimization/45397
34961 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
34962 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
34963 (visit_nary_op): Add pattern matching for CSEing sign-changed
34964 or truncated operations with wider ones.
34966 2017-02-27 Richard Biener <rguenther@suse.de>
34968 PR tree-optimization/79690
34969 * tree-vect-stmts.c (vectorizable_store): Use vector type
34970 built from the DR with address-space.
34972 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
34974 * doc/invoke.texi (Optimize Options): Refine the description
34975 of asan-use-after-return.
34977 2017-02-25 Alan Modra <amodra@gmail.com>
34979 PR rtl-optimization/79584
34980 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
34981 base, not ad->base_term, the reg within base. Remove assertion
34982 that ad->base == ad->base_term. Replace gen_int_mode using
34983 bogus mode with const0_rtx.
34985 2017-02-25 Jakub Jelinek <jakub@redhat.com>
34987 PR middle-end/79396
34988 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
34989 FMA_EXPR like tcc_binary or tcc_unary.
34991 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
34994 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
34996 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
34997 (output_loc_operands): Handle DW_OP_call_ref and
34998 DW_OP_GNU_variable_value.
34999 (struct variable_value_struct): New type.
35000 (struct variable_value_hasher): Likewise.
35001 (variable_value_hash): New variable.
35002 (string_types): Remove.
35003 (copy_loc_descr): New function.
35004 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
35005 (prepend_loc_descr_to_each): New function.
35006 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
35007 instead of add_loc_descr_to_each if the first argument is single
35008 location list and the second has multiple.
35009 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
35010 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
35011 when looking for variable value which doesn't have other location info.
35012 (loc_list_from_tree): Formatting fix.
35013 (gen_array_type_die): Simplify DW_AT_string_length handling.
35014 (adjust_string_types): Remove.
35015 (gen_subprogram_die): Don't call adjust_string_types nor test/set
35016 string_types. Call resolve_variable_values.
35017 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
35018 (resolve_addr_in_expr): Likewise. Add A argument.
35019 (copy_deref_exprloc): Remove deref argument. Adjust for the
35020 original expression being DW_OP_GNU_variable_value with optionally
35021 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
35022 optionally after it.
35023 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
35024 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
35025 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
35026 (variable_value_hasher::hash, variable_value_hasher::equal): New
35028 (resolve_variable_value_in_expr, resolve_variable_value,
35029 resolve_variable_values, note_variable_value_in_expr,
35030 note_variable_value): New functions.
35031 (dwarf2out_early_finish): Call note_variable_value on all toplevel
35034 2017-02-24 Jakub Jelinek <jakub@redhat.com>
35037 * opts.h (handle_generated_option): Add GENERATED_P argument.
35038 * opts-common.c (handle_option): Adjust function comment.
35039 (handle_generated_option): Add GENERATED_P argument, pass it to
35041 (control_warning_option): Pass false to handle_generated_option
35043 * opts.c (maybe_default_option): Pass true to handle_generated_option
35045 * optc-gen.awk: Likewise.
35047 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
35049 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
35050 a REG, look at the REG it is a SUBREG of.
35051 (splitter for cmpeqsi_t): Ditto.
35053 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
35055 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
35056 the special USEs with the pattern of the insn, not the insn itself.
35058 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
35061 * doc/invoke.texi: Document -mload-store-pairs.
35063 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
35064 Sandra Loosemore <sandra@codesourcery.com>
35066 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
35067 argument isn't a CONST_INT.
35068 (nios2_alternate_compare_const): Assert op is a CONST_INT.
35069 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
35070 (nios2_validate_compare): Bypass alternate compare logic if *op2
35071 is not a CONST_INT.
35072 (ldstwm_operation_p): Return false if first_base is not a REG or
35073 if first_offset is not a CONST_INT.
35075 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
35077 * config/cris/cris.md: Use correct operand in a define_peephole2.
35079 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
35081 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
35083 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
35085 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
35086 this_insn if it is an INSN or JUMP_INSN.
35087 (force_offsettable): Look at base, not at addr.
35088 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
35089 on things that aren't necessarily CONST_INTs.
35091 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
35093 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
35094 -mfpmath=sse is the default also for x86-32 targets with SSE2
35095 instruction set when @option{-ffast-math} is enabled
35097 2017-02-24 Jeff Law <law@redhat.com>
35099 PR rtl-optimizatoin/79286
35100 * ira.c (update_equiv_regs): Drop may_trap_p exception to
35103 2017-02-24 Richard Biener <rguenther@suse.de>
35105 PR tree-optimization/79389
35106 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
35109 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
35111 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
35112 function comment to reflect reality.
35113 (loop_exits_before_overflow): Fix typo in function description.
35115 2017-02-24 Richard Biener <rguenther@suse.de>
35117 PR tree-optimization/79389
35118 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
35119 properly that a threading opportunity exists. Detect conditional
35120 copy/constant propagation opportunities.
35122 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
35124 * config/visium/visium.md (type): Add trap.
35125 (b): New mode attribute.
35126 (*btst): Rename into...
35127 (*btst<mode>): ...this and adjust.
35128 (*cbranchsi4_btst_insn): Rename into...
35129 (*cbranch<mode>4_btst_insn): ...this and adjust.
35130 (trap): New define_insn.
35132 2017-02-23 Jakub Jelinek <jakub@redhat.com>
35134 PR tree-optimization/79389
35135 * ifcvt.c (struct noce_if_info): Add rev_cond field.
35136 (noce_reversed_cond_code): New function.
35137 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
35138 reversed_comparison_code. Formatting fix.
35139 (noce_try_store_flag): Test rev_cond != NULL in addition to
35140 reversed_comparison_code.
35141 (noce_try_store_flag_constants): Likewise.
35142 (noce_try_store_flag_mask): Likewise.
35143 (noce_try_addcc): Use rev_cond if non-NULL instead of
35144 reversed_comparison_code.
35145 (noce_try_cmove_arith): Likewise. Formatting fixes.
35146 (noce_try_minmax, noce_try_abs): Clear rev_cond.
35147 (noce_find_if_block): Initialize rev_cond.
35148 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
35149 instead of false as last argument never attempt to reverse it
35152 2017-02-23 Bin Cheng <bin.cheng@arm.com>
35154 PR tree-optimization/79663
35155 * tree-predcom.c (combine_chains): Process refs in reverse order
35156 only for ZERO length chains, and add explaining comment.
35158 2017-02-23 Jeff Law <law@redhat.com>
35160 PR tree-optimization/79578
35161 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
35162 in call to operand_equal_p.
35164 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
35167 * config/i386/cpuid.h: Fix another undefined behavior.
35169 2017-02-23 Richard Biener <rguenther@suse.de>
35171 PR tree-optimization/79683
35172 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
35173 vector types for data-refs.
35175 2017-02-23 Martin Liska <mliska@suse.cz>
35177 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
35179 2017-02-23 Jakub Jelinek <jakub@redhat.com>
35181 PR middle-end/79665
35182 * internal-fn.c (get_range_pos_neg): Moved to ...
35183 * tree.c (get_range_pos_neg): ... here. No longer static.
35184 * tree.h (get_range_pos_neg): New prototype.
35185 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
35186 are known to be in between 0 and signed maximum inclusive, try to
35187 expand both unsigned and signed divmod and use the cheaper one from
35190 2017-02-22 Jeff Law <law@redhat.com>
35192 PR tree-optimization/79578
35193 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
35194 to compare base operands.
35196 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
35199 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
35200 gpc_reg_operand instead of fpr_reg_operand.
35202 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
35204 * config/mips/mips.c (mips_return_in_memory): Force FP
35205 vector types to be returned in memory for o32 ABI.
35207 2017-02-22 Jakub Jelinek <jakub@redhat.com>
35209 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
35210 instead of DW_TAG_member for static data member declarations and don't
35211 set no_linkage_name for static inline data members.
35212 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
35215 2017-02-22 Martin Liska <mliska@suse.cz>
35217 * doc/invoke.texi: Replace inequality signs with square brackets
35220 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
35223 * lra-constraints.c (simplify_operand_subreg): Handle
35224 WORD_REGISTER_OPERATIONS targets.
35226 2017-02-22 Jakub Jelinek <jakub@redhat.com>
35229 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
35230 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
35231 elimination by swapping fld*.
35233 2017-02-22 Richard Biener <rguenther@suse.de>
35235 PR tree-optimization/79673
35236 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
35237 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
35238 irrelevant address-space qualifiers and avoiding a
35239 ADDR_SPACE_CONVERT_EXPR from fold_convert.
35241 2017-02-22 Richard Biener <rguenther@suse.de>
35243 PR tree-optimization/79666
35244 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
35245 to not symbolically negate if that may introduce undefined
35248 2017-02-22 Martin Liska <mliska@suse.cz>
35251 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
35252 * data-streamer-out.c (streamer_write_gcov_count_stream):
35254 * value-prof.c (stream_out_histogram_value): Make assert more
35255 precise based on type of counter.
35257 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
35260 * config/i386/i386.md (standard_x87sse_constant_load splitter):
35261 Use nonimmediate_operand instead of memory_operand for operand 1.
35262 (float-extend standard_x87sse_constant_load splitter): Ditto.
35264 2017-02-21 Jeff Law <law@redhat.com>
35266 PR tree-optimization/79621
35267 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
35268 blocks with edges to themselves.
35270 2017-02-21 Jakub Jelinek <jakub@redhat.com>
35273 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
35274 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
35275 Use gimple_call_builtin_p.
35278 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
35279 on temporarily removed DEBUG_INSNs.
35281 PR tree-optimization/79649
35282 * tree-loop-distribution.c (classify_partition): Give up on
35283 non-generic address space loads/stores.
35285 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
35287 * doc/loop.texi (Loop manipulation): Remove nonexistent
35288 tree_ssa_loop_version from the documentation.
35289 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
35291 2017-02-21 Jakub Jelinek <jakub@redhat.com>
35294 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
35295 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
35296 * config/rs6000/rs6000.c: Include except.h.
35297 (rs6000_expand_split_stack_prologue): Call
35298 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
35300 2017-02-21 Martin Jambor <mjambor@suse.cz>
35303 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
35304 have been analyzed.
35306 2017-02-21 Martin Jambor <mjambor@suse.cz>
35308 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
35309 for backward compatibility only.
35310 * doc/invoke.texi (Option Summary): Remove all references to
35311 -fipa-cp-alignment.
35313 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
35317 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
35319 * lra-constraints.c (curr_insn_transform): Handle
35320 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
35322 2017-02-21 Martin Liska <mliska@suse.cz>
35324 * config/i386/i386.opt: Replace -masm-dialect with -masm.
35326 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
35328 PR translation/79638
35329 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
35331 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
35334 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
35335 (arm_function_ok_for_sibcall): Return false for an indirect call by
35336 descriptor if all the argument registers are used.
35337 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
35338 alignment of the function.
35340 2017-02-21 Jakub Jelinek <jakub@redhat.com>
35342 PR tree-optimization/61441
35343 * simplify-rtx.c (simplify_const_unary_operation): For
35344 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
35345 the sNaN unmodified.
35347 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
35349 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
35350 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
35351 instead of SYSTEM_HEADER_DIR.
35353 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
35354 Martin Liška <mliska@suse.cz>
35356 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
35357 Fix typos and grammar, use active voice, and clarify.
35359 2017-02-20 Marek Polacek <polacek@redhat.com>
35361 PR middle-end/79537
35362 * gimplify.c (gimplify_expr): Handle unused *&&L;.
35365 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
35367 2017-02-20 Jakub Jelinek <jakub@redhat.com>
35370 * config/i386/i386.c (ix86_expand_builtin): Handle
35371 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
35372 ix86_builtins_isa[fcode].isa as a requirement of those
35373 flags and any other flag in the bitmask.
35374 (ix86_init_mmx_sse_builtins): Use 0 instead of
35375 ~OPTION_MASK_ISA_64BIT as mask.
35376 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
35377 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
35378 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
35379 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
35381 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
35384 * lra-constraints.c (split_reg): Check requested split mode
35385 is supported by the register.
35387 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
35389 * lra-constraints.c (simplify_operand_subreg): Remove early
35392 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
35395 * lra-constraints.c (curr_insn_transform): Tighten condition
35396 for converting SUBREG reloads from OP_OUT to OP_INOUT.
35398 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
35401 * lra-constraints.c (curr_insn_transform): Handle
35402 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
35404 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
35407 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
35409 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
35411 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
35414 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
35417 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
35419 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
35422 2017-02-18 Jakub Jelinek <jakub@redhat.com>
35424 * final.c (last_columnnum, override_columnnum): New variables.
35425 (final_start_function): Set last_columnnum, pass it to begin_prologue
35426 hook and pass 0 to dwarf2out_begin_prologue.
35427 (final_scan_insn): Update override_columnnum. Pass last_columnnum
35428 to source_line debug hook.
35429 (notice_source_line): Compute last_columnnum and for debug_column_info
35430 return true on column changes.
35431 * debug.h (struct gcc_debug_hooks): Add column argument to
35432 source_line and begin_prologue hooks.
35433 (debug_nothing_int_charstar_int_bool): Remove prototype.
35434 (debug_nothing_int_int_charstar,
35435 debug_nothing_int_int_charstar_int_bool): New prototypes.
35436 (dwarf2out_begin_prologue): Add column argument.
35437 * debug.c (do_nothing_debug_hooks): Adjust source_line and
35438 begin_prologue hooks.
35439 (debug_nothing_int_charstar_int_bool): Remove.
35440 (debug_nothing_int_int_charstar,
35441 debug_nothing_int_int_charstar_int_bool): New functions.
35442 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
35443 through to dwarf2out_source_line.
35444 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
35445 (dwarf2out_source_line): Add column argument, emit it if requested.
35446 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
35448 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
35449 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
35450 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
35451 through to dwarf2out_begin_prologue.
35452 (vmsdbgout_source_line): Add column argument, pass it through to
35453 dwarf2out_source_line.
35454 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
35455 dbxout_source_line caller.
35456 (dbxout_source_line): Add column argument.
35458 * common.opt (gno-column-info, gcolumn-info): New options.
35459 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
35460 (check_die): Also test for multiple DW_AT_decl_column attributes.
35461 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
35462 DW_AT_decl_column if requested.
35463 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
35465 (gen_variable_die): Likewise.
35466 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
35467 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
35470 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
35471 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
35472 (ix86_handle_option): Handle OPT_m3dnowa.
35473 * doc/invoke.texi (-m3dnowa): Document.
35474 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
35475 -m3dnowa instead of -m3dnow -march=athlon.
35478 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
35479 instead of gcc_assert for K, r and R code checks. Formatting fixes.
35481 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35484 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
35485 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
35486 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
35487 generator for vsx_xxpermdi_<mode>_be.
35488 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
35489 force big-endian semantics.
35490 (vsx_xxpermdi_<mode>_be): New define_expand with same
35491 implementation as previous version of vsx_xxpermdi_<mode>.
35493 2017-02-17 Jakub Jelinek <jakub@redhat.com>
35495 PR tree-optimization/79327
35496 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
35497 variable, its initialization and use.
35499 2017-02-17 Julia Koval <julia.koval@intel.com>
35501 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
35502 (OPTION_MASK_ISA_PKU_UNSET): New.
35503 (ix86_handle_option): Handle -mrdpid.
35504 * config/i386/cpuid.h (bit_RDPID): New.
35505 * config/i386/driver-i386.c (host_detect_local_cpu):
35506 Detect RDPID feature.
35507 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
35508 * config/i386/i386-c.c (ix86_target_macros_internal):
35510 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
35511 (ix86_valid_target_attribute_inner_p): Add "rdpid".
35512 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
35513 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
35514 * config/i386/i386.md (define_insn "rdpid"): New.
35515 * config/i386/i386.opt Add -mrdpid.
35516 * config/i386/immintrin.h (_rdpid_u32): New.
35518 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
35520 PR rtl-optimization/79541
35521 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
35522 instead of transforming it into USE.
35524 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
35526 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
35527 If HONOR_SNANS (SFmode) force the input to a register.
35528 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
35529 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
35530 an frsp or similar insn.
35532 2017-02-17 Martin Liska <mliska@suse.cz>
35534 PR rtl-optimization/79577
35535 * params.def (selsched-max-sched-times): Increase minimum to 1.
35537 2017-02-17 Martin Liska <mliska@suse.cz>
35539 PR rtl-optimization/79574
35540 * gcse.c (want_to_gcse_p): Prevent integer overflow.
35542 2017-02-17 Martin Liska <mliska@suse.cz>
35544 PR tree-optimization/79529
35545 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
35546 ssa_defined_default_def_p to handle cases which are implicitly
35548 * tree-ssa.c (ssa_defined_default_def_p): New function.
35549 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
35550 which are implicitly defined.
35551 * tree-ssa.h (ssa_defined_default_def_p): Declare.
35553 2017-02-17 Richard Biener <rguenther@suse.de>
35555 PR middle-end/79576
35556 * params.def (max-ssa-name-query-depth): Limit to 10.
35558 2017-02-17 Richard Biener <rguenther@suse.de>
35560 PR tree-optimization/79552
35561 * tree-ssa-structalias.c (visit_loadstore): Properly verify
35564 2017-02-17 Richard Biener <rguenther@suse.de>
35567 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
35569 2017-02-17 Marek Polacek <polacek@redhat.com>
35571 PR middle-end/79536
35572 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
35573 (fold_negate_expr): New wrapper.
35575 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
35577 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
35578 Correct terminology and de-emphasize pre-standard behavior.
35580 2017-02-16 Alan Modra <amodra@gmail.com>
35582 PR rtl-optimization/79286
35583 * ira.c (def_dominates_uses): New function.
35584 (update_equiv_regs): Don't create an equivalence for insns that
35585 may trap where the register def does not dominate the use.
35587 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
35589 PR rtl-optimization/78127
35590 * lra.c (lra): Call lra_eliminate before finish the loop after
35593 2017-02-16 Richard Biener <rguenther@suse.de>
35595 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
35597 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
35598 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
35599 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
35600 (isl_val_int_from_wi): New function.
35601 (extract_affine_gmp): Rename to ...
35602 (extract_affine_wi): ... this, take a widest_int.
35603 (extract_affine_int): Just wrap extract_affine_wi.
35604 (add_param_constraints): Use isl_val_int_from_wi.
35605 (add_loop_constraints): Likewise, and extract_affine_wi.
35607 2017-02-15 Jeff Law <law@redhat.com>
35609 PR middle-end/79521
35610 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
35611 ira_init_register_move_cost_if_necessary.
35613 2017-02-15 Martin Sebor <msebor@redhat.com>
35615 PR middle-end/32003
35616 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
35617 removed in a prior commit.
35619 2017-02-15 Bin Cheng <bin.cheng@arm.com>
35621 PR tree-optimization/79347
35622 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
35623 counters during peeling.
35625 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
35627 * Makefile.in (site.exp): Remove "set ISLVER".
35629 2017-02-15 Jakub Jelinek <jakub@redhat.com>
35632 * real.c (real_from_integer): Call real_convert even for decimal.
35634 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
35637 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
35639 2017-02-14 Andrew Pinski <apinski@cavium.com>
35641 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
35642 cores and change the partno/implementer to be correct.
35643 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
35644 the 'B" as the implementer.
35645 * config/aarch64/aarch64-tune.md: Regenerate.
35647 2017-02-14 Carl Love <cel@us.ibm.com>
35649 * config/rs6000/rs6000.c: Add case statement entry to make the
35650 xvcvuxdsp built-in argument unsigned.
35651 * config/rs6000/vsx.md: Fix the source and return operand types so they
35652 match the instruction definitions from the ISA document. Fix typo
35653 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
35656 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
35659 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
35660 member early_clobber_alts.
35661 * lra-lives.c (reg_early_clobber_p): New.
35662 (process_bb_lives): Use it.
35663 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
35664 (debug_operand_data): Initialize early_clobber_alts.
35665 (setup_operand_alternative): Set up early_clobber_alts.
35666 (collect_non_operand_hard_regs): Ditto. Pass early clobber
35667 alternatives to new_insn_reg.
35668 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
35670 (lra_update_insn_regno_info): Pass the new arg.
35672 2017-02-14 Jakub Jelinek <jakub@redhat.com>
35674 PR middle-end/79505
35675 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
35676 (new_oacc_loop_raw): Don't clear already cleared fields.
35679 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
35680 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
35681 _mm512_prefetch_i64gather_ps): New inline functions and macros.
35683 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
35686 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
35688 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
35691 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
35692 the extra instruction to the right place to store 128-bit constant
35695 2017-02-14 Martin Sebor <msebor@redhat.com>
35697 PR middle-end/79448
35698 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
35699 warning for strings of unknown length.
35701 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
35703 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
35705 2017-02-14 Jeff Law <law@redhat.com>
35708 * ira-costs.c (scan_one_insn): Initialize register move costs
35709 for pseudos seen in USE/CLOBBER insns.
35711 PR tree-optimization/79095
35712 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
35713 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
35714 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
35715 if the operands are known to be not equal, then the resulting range
35717 (intersect_ranges): If the new range is ~[0,0] and the old range is
35718 wide, then prefer ~[0,0].
35719 * tree-vrp.c (overflow_comparison_p_1): New function.
35720 (overflow_comparison_p): New function.
35721 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
35722 if NAME is used in an overflow test.
35723 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
35724 overflow check that can be expressed as an equality test, then adjust
35725 ops to be that equality test.
35727 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
35729 * config/s390/s390-builtin-types.def: Remove flags argument.
35730 * config/s390/s390.c (s390_init_builtins): Likewise.
35732 2017-02-14 Martin Liska <mliska@suse.cz>
35734 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
35735 vector. Fix trailing white spaces.
35737 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
35739 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
35742 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35744 PR rtl-optimization/68664
35745 * config/arm/arm.c (arm_sched_can_speculate_insn):
35746 New function. Declare prototype.
35747 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
35749 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35751 PR rtl-optimization/68664
35752 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
35754 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
35756 2017-02-14 Amit Pawar <amit.pawar@amd.com>
35758 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
35759 max skip bytes for function, loop and jump.
35761 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
35763 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
35764 ABS_EXPR for gimple dump.
35766 2017-02-14 Jakub Jelinek <jakub@redhat.com>
35769 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
35771 PR tree-optimization/79408
35772 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
35773 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
35774 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
35775 also if rhs1 is INTEGER_CST.
35777 2017-02-14 Richard Biener <rguenther@suse.de>
35779 PR middle-end/79432
35780 * tree-into-ssa.c (insert_phi_nodes): When the function can
35781 have abnormal edges rewrite SSA names with broken use-def
35782 dominance out of SSA and register them for PHI insertion.
35784 2017-02-13 Martin Sebor <msebor@redhat.com>
35786 PR middle-end/79496
35787 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
35788 clearing info.nowrite flag when snprintf size argument is a range.
35790 2017-02-13 Jakub Jelinek <jakub@redhat.com>
35792 * cprop.c (cprop_jump): Add missing space in string literal.
35793 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
35794 (get_constraint_for_component_ref): Likewise.
35795 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
35796 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
35797 * lra-constraints.c (process_alt_operands): Likewise.
35798 * ipa-inline.c (inline_small_functions): Likewise.
35799 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
35800 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
35801 * trans-mem.c (diagnose_tm_1_op): Likewise.
35802 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
35803 (grid_parallel_clauses_gridifiable): Likewise.
35805 * config/nvptx/mkoffload.c (process): Add space in between
35808 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
35809 "MOD4_SSE_REGS" and "ALL_REGS".
35811 * spellcheck.c (test_data): Add , in between "foo" and "food".
35813 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
35816 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
35817 boundary crossing check and subsequent code generation agree.
35819 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35821 * config/aarch64/aarch64.c (has_memory_op): Delete.
35822 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
35825 2017-02-13 Jakub Jelinek <jakub@redhat.com>
35827 PR rtl-optimization/79388
35828 PR rtl-optimization/79450
35829 * combine.c (distribute_notes): When removing TEM_INSN for which
35830 corresponding dest has last value recorded, invalidate that last
35833 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35835 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
35836 of explicit '@'. Add missing assembly comment marker on branch costs
35839 2017-02-13 Nathan Sidwell <nathan@acm.org>
35841 * gengtype-lex.l (<in_struct>): Add '/'.
35843 2017-02-13 Martin Liska <mliska@suse.cz>
35846 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
35848 2017-02-13 Richard Biener <rguenther@suse.de>
35850 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
35852 * configure: Re-generate.
35853 * config.in: Likewise.
35854 * graphite-dependences.c: Simplify as if
35855 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
35856 * graphite-isl-ast-to-gimple.c: Likewise.
35857 * graphite-optimize-isl.c: Likewise.
35858 * graphite-poly.c: Likewise.
35859 * graphite-sese-to-poly.c: Likewise.
35860 * graphite.h: Likewise.
35861 * toplev.c: Include isl/version.h and use isl_version () for
35862 printing the ISL version.
35863 * doc/install.texi: Update ISL requirement.
35865 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
35867 * doc/standards.texi (Standards): Update reference to
35870 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
35872 * doc/extend.texi (Named Address Spaces): sourceware.org now
35874 * doc/install.texi (Binaries): Ditto.
35877 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
35879 * doc/cpp.texi: Replace "stringify"/"stringification" with C
35880 standard terminology "stringize"/"stringizing" throughout.
35881 * doc/cppinternals.texi: Likewise.
35883 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
35885 * doc/extend.texi: Fix some spelling mistakes and typos.
35886 * doc/invoke.texi: Likewise.
35888 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
35891 * params.def (inline-min-speedup) Change from 10 to 8.
35893 2017-02-11 Jakub Jelinek <jakub@redhat.com>
35895 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
35898 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
35901 * ipa-inline-analysis.c (get_minimal_bb): New function.
35902 (record_modified): Use it.
35903 (remap_edge_change_prob): Handle also ancestor functions.
35905 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
35907 * doc/contrib.texi (Contributors): Remove broken link into
35908 the Mauve CVS repository.
35910 2017-02-11 Jakub Jelinek <jakub@redhat.com>
35912 PR middle-end/79454
35913 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
35914 result computation whenever lhs doesn't have vector mode, not
35915 just when it has BLKmode.
35917 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
35919 * doc/makefile.texi (profiledbootstrap): Refer to the
35920 installation instructions only in textual form.
35922 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
35925 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
35927 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
35929 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
35930 (Specific): Update mingw-w64 reference.
35932 (Specific): Remove broken link to Renesas RX processor.
35934 2017-02-10 Richard Biener <rguenther@suse.de>
35936 * toplev.c (process_options): Do not mention obsolete graphite
35937 options when printing sorry message about missing graphite support.
35938 Mention -floop-nest-optimize.
35940 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
35942 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
35943 (vtst_p16): Likewise.
35944 (vtstq_p8): Likewise.
35945 (vtstq_p16): Likewise.
35947 (vtstq_p64): Likewise.
35948 * config/arm/arm_neon.h (vgetq_lane_p64): New.
35949 (vset_lane_p64): New.
35950 (vsetq_lane_p64): New.
35952 2017-02-10 Jakub Jelinek <jakub@redhat.com>
35954 PR tree-optimization/79411
35955 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
35956 stmt operands are SSA_NAMEs used in abnormal phis.
35957 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
35960 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
35963 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
35966 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
35968 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
35970 2017-02-09 Jakub Jelinek <jakub@redhat.com>
35972 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
35976 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
35977 not arbitrary TREE_CONSTANT.
35980 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
35981 "omp declare target link" attribute unless is_global_var.
35982 * omp-offload.c (find_link_var_op): Likewise.
35984 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
35985 Chung-Lin Tang <cltang@codesourcery.com>
35987 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
35989 (gimplify_adjust_omp_clauses): Don't delete TILE.
35990 (gimplify_omp_for): Deal with TILE.
35991 * internal-fn.c (expand_GOACC_TILE): New function.
35992 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
35994 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
35995 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
35997 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
35998 avoid DIV for outermost collapse var.
35999 (expand_oacc_for): Insert tile element loop as needed. Adjust.
36000 Remove out of date comments, fix whitespace.
36001 * omp-general.c (omp_extract_for_data): Deal with tiling.
36002 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
36003 adjust OLF_DIM_BASE value.
36004 (struct omp_for_data): Add tiling field.
36005 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
36006 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
36007 for auto loops. Remove default auto determining, moved to
36008 oacc_loop_fixed_partitions.
36009 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
36010 stmts, add e_mask field.
36011 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
36012 (oacc_thread_numbers): Use oacc_dim_call.
36013 (oacc_xform_tile): New.
36014 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
36015 (finish_oacc_loop): Adjust for ifns vector.
36016 (oacc_loop_discover_walk): Append loop abstraction sites to list,
36017 add case for GOACC_TILE fns.
36018 (oacc_loop_xform_loop): Delete.
36019 (oacc_loop_process): Iterate over call list directly, and add
36020 handling for GOACC_TILE fns.
36021 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
36023 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
36024 vector partitioning to outer loops. Assign 2 partitions to loops
36025 when available. Add TILE handling.
36026 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
36027 (execite_oacc_device_lower): Process GOACC_TILE fns,
36028 ignore unknown specs.
36029 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
36030 * tree.c (omp_clause_num_ops): Adjust TILE ops.
36031 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
36033 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
36035 * configure.ac (ACX_BUGURL): Update.
36036 * configure: Regenerate.
36038 2017-02-09 Richard Biener <rguenther@suse.de>
36040 PR tree-optimization/69823
36041 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
36042 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
36044 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
36046 * config/arc/arc-c.def: Add __NPS400__ definition.
36047 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
36048 (TARGET_NPS400): Define.
36050 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
36052 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
36054 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
36055 pointer, arch_info.
36056 (arc_cpu_types): Fill the arch_info field with a pointer into the
36057 arc_arch_types table.
36058 (arc_selected_cpu): Declare.
36059 * config/arc/arc.c (arc_selected_cpu): Make global.
36060 (arc_selected_arch): Delete.
36061 (arc_base_cpu): Delete.
36062 (arc_override_options): Remove references to deleted variables,
36063 update access to arch information.
36064 (ARC_OPT): Update access to arch information.
36065 (ARC_OPTX): Likewise.
36066 * config/arc/arc.h (arc_base_cpu): Remove declaration.
36067 (TARGET_ARC600): Update access to arch information.
36068 (TARGET_ARC601): Likewise.
36069 (TARGET_ARC700): Likewise.
36070 (TARGET_EM): Likewise.
36071 (TARGET_HS): Likewise.
36072 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
36075 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
36078 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
36079 condition/operands for integer GE/LE/GEU/LEU operations.
36081 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
36083 PR translation/79397
36084 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
36087 2017-02-08 Martin Jambor <mjambor@suse.cz>
36090 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
36091 whether allocation happened.
36092 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
36093 nothing was allocated.
36095 2017-02-08 Jakub Jelinek <jakub@redhat.com>
36097 PR tree-optimization/79408
36098 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
36099 constant, but SSA_NAME with a known integer range, use the minimum
36100 of that range instead of op1 to determine if modulo can be replaced
36101 with its first operand.
36103 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
36105 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
36107 2017-02-08 Richard Biener <rguenther@suse.de>
36109 PR tree-optimization/71824
36110 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
36111 Check all loops contained in the merged region.
36113 2017-02-07 Andrew Pinski <apinski@cavium.com>
36115 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
36117 2017-02-07 Andrew Pinski <apinski@cavium.com>
36119 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
36120 (thunderxt88): Likewise.
36121 (thunderxt81): Disable LSE and change v8.1 to v8.
36122 (thunderxt83): Likewise.
36124 2017-02-07 Jakub Jelinek <jakub@redhat.com>
36125 Richard Biener <rguenther@suse.de>
36127 PR middle-end/79399
36128 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
36129 type from int to size_t.
36130 * ira-costs.c (struct_costs_size): Change type from int to size_t.
36132 2017-02-07 Jakub Jelinek <jakub@redhat.com>
36134 PR rtl-optimization/79386
36135 * cprop.c (bypass_conditional_jumps): Initialize
36136 bypass_last_basic_block already before splitting bbs after
36137 unconditional traps...
36138 (bypass_conditional_jumps): ... rather than here.
36141 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
36142 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
36143 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
36144 fix -masm=intel patterns.
36146 2017-02-07 Richard Biener <rguenther@suse.de>
36148 PR tree-optimization/79256
36149 PR middle-end/79278
36150 * builtins.c (get_object_alignment_2): Use min_align_of_type
36151 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
36152 and ADJUST_FIELD_ALIGN.
36154 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
36156 * doc/tm.texi: Regenerate.
36157 * stor-layout.c (layout_decl): Adjust.
36158 (update_alignment_for_field): Likewise.
36159 (place_field): Likewise.
36160 (min_align_of_type): Likewise.
36161 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
36162 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
36163 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
36164 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
36165 * config/frv/frv.c (frv_adjust_field_align): Likewise.
36166 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
36167 * config/i386/i386.c (x86_field_alignment): Likewise.
36168 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
36169 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
36170 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
36171 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
36172 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
36173 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
36177 2017-01-30 Richard Biener <rguenther@suse.de>
36179 PR tree-optimization/79256
36180 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
36181 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
36184 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
36186 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
36187 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
36188 builtins to SImode and emit a zero-extend, if necessary.
36190 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
36192 * docs/invoke.texi (RISC-V Options): Alphabetize.
36194 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
36196 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
36199 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
36201 * config/riscv/riscv.c: New file.
36202 * common/config/riscv/riscv-common.c: Likewise.
36203 * config.gcc: Likewise.
36204 * config/riscv/constraints.md: Likewise.
36205 * config/riscv/elf.h: Likewise.
36206 * config/riscv/generic.md: Likewise.
36207 * config/riscv/linux.h: Likewise.
36208 * config/riscv/multilib-generator: Likewise.
36209 * config/riscv/peephole.md: Likewise.
36210 * config/riscv/pic.md: Likewise.
36211 * config/riscv/predicates.md: Likewise.
36212 * config/riscv/riscv-builtins.c: Likewise.
36213 * config/riscv/riscv-c.c: Likewise.
36214 * config/riscv/riscv-ftypes.def: Likewise.
36215 * config/riscv/riscv-modes.def: Likewise.
36216 * config/riscv/riscv-opts.h: Likewise.
36217 * config/riscv/riscv-protos.h: Likewise.
36218 * config/riscv/riscv.h: Likewise.
36219 * config/riscv/riscv.md: Likewise.
36220 * config/riscv/riscv.opt: Likewise.
36221 * config/riscv/sync.md: Likewise.
36222 * config/riscv/t-elf-multilib: Likewise.
36223 * config/riscv/t-linux: Likewise.
36224 * config/riscv/t-linux-multilib: Likewise.
36225 * config/riscv/t-riscv: Likewise.
36226 * configure.ac: Likewise.
36227 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
36228 Waterman as RISC-V maintainers.
36229 * doc/install.texi: Add RISC-V entries.
36230 * doc/invoke.texi: Add RISC-V options section.
36231 * doc/md.texi: Add RISC-V constraints section.
36232 * configure: Regenerated.
36234 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
36237 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
36238 false values to be constant vectors with all 0 or all 1 bits set.
36239 (vcondu<mode><mode>): Likewise.
36240 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
36242 (fpmask_comparison_operator): Update comment.
36243 (vecint_comparison_operator): New predicate.
36244 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
36245 vector conditionals when the true and false values are constant
36246 vectors with all 0 bits or all 1 bits set.
36248 2017-02-06 Martin Sebor <msebor@redhat.com>
36250 PR tree-optimization/79376
36251 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
36253 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
36255 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
36256 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
36257 to simplify split condition.
36259 2017-02-06 Jakub Jelinek <jakub@redhat.com>
36261 * omp-expand.c (oxpand_omp_atomic_fetch_op,
36262 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
36265 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
36267 PR rtl-optimization/68664
36268 * target.def (can_speculate_insn): New hook.
36269 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
36270 * doc/tm.texi: Regenerate.
36271 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
36272 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
36273 (rs6000_sched_can_speculate_insn): New function.
36275 2017-02-06 Jakub Jelinek <jakub@redhat.com>
36277 PR tree-optimization/79284
36278 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
36279 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
36280 vectorizable_mask_load_store, vectorizable_operation,
36281 vect_is_simple_cond, get_same_sized_vectype): Use it instead
36282 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
36283 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
36284 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
36285 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
36286 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
36287 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
36288 is_gimple_assign (stmt). Replace another such test with
36289 is_gimple_assign (stmt).
36291 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
36294 * config/avr/avr.c (rtl-iter.h): Include it.
36295 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
36296 (avr_legitimate_combined_insn): ...and implementation.
36298 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
36300 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
36301 * config/s390/s390.c (s390_const_operand_ok)
36302 (s390_canonicalize_comparison, s390_extract_part)
36303 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
36304 (s390_contiguous_bitmask_p, s390_rtx_costs)
36305 (legitimize_pic_address): Likewise.
36306 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
36307 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
36308 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
36309 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
36310 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
36312 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
36314 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
36315 REGNO($0) == REGNO($1).
36317 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
36319 * config/s390/linux.h(SIZE_TYPE): Add comment.
36321 2017-02-06 Julian Brown <julian@codesourcery.com>
36322 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
36323 Virendra Pathak <virendra.pathak@broadcom.com>
36325 * config/aarch64/aarch64-cores.def: Change the scheduler
36327 * config/aarch64/aarch64.md: Include thunderx2t99.md.
36328 * config/aarch64/thunderx2t99.md: New file.
36330 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
36332 * doc/standards.texi (Go Language): Update link to language
36335 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
36337 * tree-eh.c (lower_resx): Sanitize profile.
36338 (cleanup_empty_eh_move_lp): Likewise.
36340 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
36343 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
36345 * cfgloopmanip.h (loop_version): Update prototype.
36346 * modulo-sched.c (sms_schedule): Update call of loop_version.
36347 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
36348 * tree-parloops.c (gen_parallel_loop): Likewise.
36349 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
36350 * tree-ssa-loop-split.c (split_loop): Likewise.
36351 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
36352 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
36354 2017-02-05 Martin Liska <mliska@suse.cz>
36357 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
36359 (print_operand_address): Initialize a struct to zero.
36361 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
36363 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
36364 garbage collector only in textual form.
36366 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
36368 * doc/extend.texi (x86 specific memory model extensions for
36369 transactional memory): Simplify a phrase.
36371 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
36374 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
36375 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
36376 (atomic_storedi_1): Likewise.
36378 2017-02-04 Jakub Jelinek <jakub@redhat.com>
36380 PR tree-optimization/79338
36381 * tree-parloops.c (gather_scalar_reductions): Don't call
36382 vect_analyze_loop_form for loop->inner before destroying loop's
36385 2017-02-03 Martin Sebor <msebor@redhat.com>
36387 PR tree-optimization/79327
36388 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
36389 when precision has resulted in leading zeros.
36390 (format_integer): Adjust the likely counter to assume an unknown
36391 argument that may be zero is non-zero.
36393 2017-02-03 Jason Merrill <jason@redhat.com>
36396 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
36397 avoid copying non-taken branch.
36399 2017-02-03 Jakub Jelinek <jakub@redhat.com>
36401 PR tree-optimization/79340
36402 * tree-vect-loop.c (vectorizable_reduction): Release
36403 vec_defs elements after safe_splicing them into other vectors.
36406 PR tree-optimization/79327
36407 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
36408 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
36410 (format_integer): Use wide_int_to_tree instead of build_int_cst
36411 + to_?hwi. If argmin is NULL, just set argmin and argmax to
36412 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
36413 of shortest and longest sequence.
36415 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
36417 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
36418 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
36420 2017-02-03 Walter Lee <walt@tilera.com>
36423 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
36424 after initial stackframe link reg save.
36425 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
36427 2017-02-03 Jakub Jelinek <jakub@redhat.com>
36430 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
36431 wu for stxssp alternative.
36433 2017-02-03 Martin Sebor <msebor@redhat.com>
36435 PR tree-optimization/79352
36436 * gimple-fold.c (get_range_strlen): Add argument.
36437 (get_range_strlen): Change return type to bool.
36438 (get_maxval_strlen): Pass in a dummy argument.
36439 * gimple-fold.h (get_range_strlen): Change return type to bool.
36440 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
36441 * tree.h (array_at_struct_end_p): Add argument.
36442 * tree.c (array_at_struct_end_p): Handle it.
36444 2017-02-03 Martin Liska <mliska@suse.cz>
36447 * multiple_target.c (create_dispatcher_calls): Redirect edge
36448 from a caller of a dispatcher.
36449 (expand_target_clones): Make the clones local.
36450 (ipa_target_clone): Do both target clones and resolvers.
36451 (ipa_dispatcher_calls): Remove the pass.
36452 (pass_dispatcher_calls::gate): Likewise.
36453 (make_pass_dispatcher_calls): Likewise.
36454 * passes.def (pass_target_clone): Put as very first IPA early
36457 2017-02-03 Martin Liska <mliska@suse.cz>
36459 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
36460 in case of a function with ifunc attribute.
36462 2017-02-03 Martin Liska <mliska@suse.cz>
36464 * cgraph.c (cgraph_node::dump): Dump function version info.
36465 * symtab.c (symtab_node::dump_base): Add missing new line.
36467 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
36469 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
36470 (ifcombine_ifandif): Use it.
36472 2017-02-03 Martin Liska <mliska@suse.cz>
36474 * doc/invoke.texi: Document default value for
36475 use-after-scope-direct-emission-threshold.
36477 2017-02-03 Martin Liska <mliska@suse.cz>
36479 PR tree-optimization/79339
36480 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
36481 (format_floating): Likewise.
36483 2017-02-03 Martin Liska <mliska@suse.cz>
36486 * ipa-prop.c (ipa_node_params_t::insert): Remove current
36488 (ipa_node_params_t::remove): Likewise.
36489 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
36490 initialization from removed ipa_node_params_t::insert.
36491 (ipa_node_params::~ipa_node_params): Move from removed
36492 ipa_node_params_t::release.
36493 * symbol-summary.h (symbol_summary::m_released): New member.
36494 Do not release a summary twice. Do not allow to call finalizer
36495 for types of a summary that live in GGC memory.
36497 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
36499 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
36502 2017-02-02 Martin Sebor <msebor@redhat.com>
36504 PR middle-end/79275
36505 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
36506 (format_string): Tighten up the range of output for non-constant
36507 strings and correct the expected range for wide non-constant strings.
36509 2017-02-02 Martin Sebor <msebor@redhat.com>
36511 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
36513 PR middle-end/32003
36514 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
36516 (-fdump-tree-@var): Add to index and document how to come up
36517 with pass-specific option and dump file names.
36518 (-fdump-passes): Clarify where to look for output.
36520 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
36522 PR middle-end/77445
36523 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
36524 statistics of the analyzed path; allow threading for speed when
36525 any of BBs along the path are optimized for speed.
36527 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
36529 PR middle-end/78468
36530 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
36531 settings of the virtual registers.
36534 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
36536 * explow.c (get_dynamic_stack_size): Take known alignment of stack
36537 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
36540 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
36542 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
36543 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
36545 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
36547 * config/s390/s390.md: Add missing comments with the expanded
36549 * config/s390/vector.md: Likewise.
36550 * config/s390/vx-builtins.md: Likewise.
36552 2017-02-02 Jakub Jelinek <jakub@redhat.com>
36555 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
36556 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
36557 conditions on a single line.
36559 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
36561 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
36562 __S390_VX__ to __VX__.
36564 2017-02-01 Andrew Pinski <apinski@cavium.com>
36566 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
36567 stmt_info to record_stmt_cost.
36568 (vect_get_known_peeling_cost): Pass stmt_info if known to
36570 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
36571 cpu_vector_cost field into
36572 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
36573 field into vec_int_stmt_cost and vec_fp_stmt_cost.
36574 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
36575 splitting of scalar_stmt_cost and vec_stmt_cost.
36576 (thunderx_vector_cost): Likewise.
36577 (cortexa57_vector_cost): LIkewise.
36578 (exynosm1_vector_cost): Likewise.
36579 (xgene1_vector_cost): Likewise.
36580 (thunderx2t99_vector_cost): Improve after the splitting of the two
36582 (aarch64_builtin_vectorization_cost): Update for the splitting of
36583 scalar_stmt_cost and vec_stmt_cost.
36585 2017-02-01 Torvald Riegel <triegel@redhat.com>
36586 Richard Henderson <rth@redhat.com>
36588 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
36589 conditional on existance of a fast atomic load.
36590 * optabs-query.c (can_atomic_load_p): New function.
36591 * optabs-query.h (can_atomic_load_p): Declare it.
36592 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
36593 no fast atomic load is available for the particular size of access.
36594 (expand_atomic_compare_and_swap): Likewise.
36595 (expand_atomic_load): Likewise.
36596 (expand_atomic_store): Likewise.
36597 (expand_atomic_fetch_op): Likewise.
36598 * testsuite/lib/target-supports.exp
36599 (check_effective_target_sync_int_128): Remove x86 because it provides
36600 no fast atomic load.
36601 (check_effective_target_sync_int_128_runtime): Likewise.
36603 2017-02-01 Richard Biener <rguenther@suse.de>
36605 * graphite.c: Include tree-vectorizer.h for find_loop_location.
36606 (graphite_transform_loops): Provide opt-info for optimized nests.
36607 * tree-parloop.c (parallelize_loops): Provide opt-info for
36608 parallelized loops.
36610 2017-02-01 Richard Biener <rguenther@suse.de>
36612 PR middle-end/79315
36613 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
36614 was not set before.
36616 2017-02-01 Richard Biener <rguenther@suse.de>
36618 PR tree-optimization/71824
36619 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
36620 Verify the loops are valid in the merged SESE region.
36621 (scop_detection::can_represent_loop_1): Check analyzing the
36622 evolution of the number of iterations in the region succeeds.
36624 2017-01-31 Ian Lance Taylor <iant@golang.org>
36626 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
36627 REG_ARGS_SIZE note to 32-bit push insns and call insn.
36629 2017-01-31 David Malcolm <dmalcolm@redhat.com>
36631 PR preprocessor/79210
36632 * input.c (get_substring_ranges_for_loc): Replace line_width
36633 assertion with error-handling.
36635 2017-01-31 Richard Biener <rguenther@suse.de>
36637 PR tree-optimization/77318
36638 * graphite-sese-to-poly.c (extract_affine): Fix assert.
36639 (create_pw_aff_from_tree): Take loop parameter.
36640 (add_condition_to_pbb): Pass loop of the condition to
36641 create_pw_aff_from_tree.
36643 2017-01-31 Jakub Jelinek <jakub@redhat.com>
36645 * config/s390/s390.c (s390_asan_shadow_offset): New function.
36646 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
36648 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
36652 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
36654 (convert_int_to_float128): Likewise.
36655 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
36656 (convert_int_to_float128): Likewise.
36657 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
36658 (UNSPEC_IEEE128_CONVERT): Likewise.
36659 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
36660 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
36661 Use local variables for IBM extended format.
36662 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
36663 (fix_trunc<mode>si2_fprs): Likewise.
36664 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
36665 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
36666 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
36667 to know that we can now have integers of all sizes in vector
36669 (fix<uns>_<mode>di2_hw): Likewise.
36670 (float<uns>_<mode>si2_hw): Likewise.
36671 (fix_<mode>si2_hw): Likewise.
36672 (fixuns_<mode>si2_hw): Likewise.
36673 (float<uns>_<mode>di2_hw): Likewise.
36674 (float_<mode>di2_hw): Likewise.
36675 (float_<mode>si2_hw): Likewise.
36676 (floatuns_<mode>di2_hw): Likewise.
36677 (floatuns_<mode>si2_hw): Likewise.
36678 (xscvqp<su>wz_<mode>): Delete, no longer used.
36679 (xscvqp<su>dz_<mode>): Likewise.
36680 (xscv<su>dqp_<mode>): Likewise.
36681 (ieee128_mfvsrd_64bit): Likewise.
36682 (ieee128_mfvsrd_32bit): Likewise.
36683 (ieee128_mfvsrwz): Likewise.
36684 (ieee128_mtvsrw): Likewise.
36685 (ieee128_mtvsrd_64bit): Likewise.
36686 (ieee128_mtvsrd_32bit): Likewise.
36688 2017-01-31 Martin Liska <mliska@suse.cz>
36691 * ipa-prop.c (ipa_free_all_node_params): Call release method
36692 instead of ~sumbol_summary to not to trigger double times
36695 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
36697 PR tree-optimization/71691
36698 * bitmap.h (class auto_bitmap): New.
36699 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
36700 is_maybe_undefined instead of ssa_undefined_value_p.
36702 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
36704 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
36705 __S390_ARCH_LEVEL__ to __ARCH__.
36707 2017-01-31 Jakub Jelinek <jakub@redhat.com>
36709 PR tree-optimization/79267
36710 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
36711 if should_remove_lhs_p is true.
36713 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
36716 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
36717 (add_alignment_attribute): New.
36718 (base_type_die): Add alignment attribute.
36719 (subrange_type_die): Likewise.
36720 (modified_type_die): Likewise.
36721 (gen_array_type_die): Likewise.
36722 (gen_descr_array_type_die: Likewise.
36723 (gen_enumeration_type_die): Likewise.
36724 (gen_subprogram_die): Likewise.
36725 (gen_variable_die): Likewise.
36726 (gen_field_die): Likewise.
36727 (gen_ptr_to_mbr_type_die): Likewise.
36728 (gen_struct_or_union_type_die): Likewise.
36729 (gen_subroutine_type_die): Likewise.
36730 (gen_typedef_die): Likewise.
36731 (base_type_cmp): Compare alignment attribute.
36733 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
36736 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
36737 (setb_unsigned) New pattern for setb with CCUNS.
36738 * config/rs6000/rs6000.c (expand_block_compare): Use a different
36739 subfc./subfe sequence to avoid overflow problems. Generate a
36740 shorter sequence with cmpld/setb for power9.
36741 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
36742 for generating subfc. instruction.
36743 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
36744 now uses this instruction.
36746 2017-01-30 Ian Lance Taylor <iant@google.com>
36749 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
36750 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
36752 2017-01-30 Martin Sebor <msebor@redhat.com>
36754 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
36755 Move constant to the right of a relational operator.
36756 (get_mpfr_format_length, format_character, format_string): Ditto.
36757 (should_warn_p, maybe_warn): Same.
36759 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
36761 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
36764 * asan.c (get_translation_unit_decl): Remove function.
36765 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
36767 2017-01-30 Martin Liska <mliska@suse.cz>
36769 PR gcov-profile/79259
36770 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
36771 -fprofile-generate.
36773 2017-01-30 Martin Liska <mliska@suse.cz>
36776 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
36777 Initialize variables with NULL value.
36779 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
36782 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
36784 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
36786 2017-01-30 Richard Biener <rguenther@suse.de>
36788 PR tree-optimization/79276
36789 * tree-vrp.c (process_assert_insertions): Properly adjust common
36790 when removing a duplicate.
36792 2017-01-30 Richard Biener <rguenther@suse.de>
36794 PR tree-optimization/79256
36795 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
36796 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
36798 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
36800 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
36803 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
36804 ("*r<noxa>sbg_<mode>_sll_bitmask")
36805 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
36806 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
36807 Use contiguous_bitmask_nowrap_operand.
36809 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
36812 * config/rs6000/altivec.h (vec_xl): Revise #define.
36813 (vec_xst): Likewise.
36815 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
36817 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
36819 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
36821 PR rtl-optimization/79194
36822 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
36823 traps before call to bypass_conditional_jumps.
36825 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
36827 PR tree-optimization/71374
36828 * lra-constraints.c (check_conflict_input_operands): New.
36829 (match_reload): Use it.
36831 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
36834 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
36835 account to calculate conflict_set.
36837 2017-01-27 Bin Cheng <bin.cheng@arm.com>
36839 PR rtl-optimization/78559
36840 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
36841 other_insn in combine.
36843 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
36845 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
36846 uint16_type_node for BT_UINT16.
36848 2017-01-27 David Malcolm <dmalcolm@redhat.com>
36850 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
36851 "RTL Tests" to menu.
36852 (GIMPLE Tests): New node.
36853 (RTL Tests): New node.
36855 2017-01-27 Richard Biener <rguenther@suse.de>
36857 PR tree-optimization/79245
36858 * tree-loop-distribution.c (distribute_loop): Apply cost
36859 modeling also to detected patterns.
36861 2017-01-27 Richard Biener <rguenther@suse.de>
36863 PR tree-optimization/71433
36864 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
36865 (compare_assert_loc): New function.
36866 (process_assert_insertions): Sort and optimize assert locations
36867 to remove duplicates and push down identical assertions on
36868 edges to their destination block.
36870 2017-01-27 Richard Biener <rguenther@suse.de>
36872 PR tree-optimization/79244
36873 * tree-vrp.c (remove_range_assertions): Forcefully propagate
36874 out SSA names even if abnormal.
36876 2017-01-27 Jakub Jelinek <jakub@redhat.com>
36878 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
36879 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
36880 instead of MPFR_RNDN.
36882 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
36885 * arm.c (arm_option_override): Don't call build_target_option_node
36886 until after doing all option overrides.
36887 (arm_valid_target_attribute_tree): Likewise.
36889 2017-01-27 Martin Liska <mliska@suse.cz>
36891 * doc/invoke.texi (-fprofile-arcs): Document profiling support
36892 for {cd}tors and C++ {cd}tors.
36894 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
36896 * config/s390/s390.md ("*setmem_long_and")
36897 ("*setmem_long_and_31z"): Use zero_extend instead of and.
36899 2017-01-26 Martin Sebor <msebor@redhat.com>
36901 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
36904 2017-01-26 Martin Sebor <msebor@redhat.com>
36906 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
36907 HAVE_DFmode before using XFmode or DFmode.
36908 (parse_directive): Avoid using the z length modifier to avoid
36909 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
36911 PR middle-end/78703
36912 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
36913 to accept adjustment as an array.
36914 (get_int_range): New function.
36915 (struct directive): Make width and prec arrays.
36916 (directive::set_width, directive::set_precision): Call get_int_range.
36917 (format_integer, format_floating): Handle width and precision ranges.
36918 (format_string, parse_directive): Same.
36920 2017-01-26 Jakub Jelinek <jakub@redhat.com>
36923 * dwarf2out.c (generate_skeleton_bottom_up): For children with
36924 comdat_type_p set, just clone them, but keep the children in the
36928 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
36929 which have direct callers with -fvar-tracking-assignments enabled
36931 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
36932 inside of type units.
36934 2017-01-26 Martin Sebor <msebor@redhat.com>
36936 PR middle-end/78703
36937 * gimple-ssa-sprintf.c (struct result_range): Add likely and
36939 (struct format_result): Replace number_chars, number_chars_min,
36940 and number_chars_max with a single member of struct result_range.
36942 (format_result::operator+=): Adjust.
36943 (struct fmtresult): Remove bounded. Handle likely and unlikely
36945 (fmtresult::adjust_for_width_or_precision): New function.
36946 (fmtresult:type_max_digits): New function.
36947 (bytes_remaining): Handle likely and unlikely counters.
36948 (min_bytes_remaining): Remove.
36949 (format_percent): Simplify.
36950 (format_integer, format_floating): Set likely and unlikely counters.
36951 (get_string_length, format_character, format_string): Same.
36952 (format_plain, should_warn_p): New function.
36953 (maybe_warn): Call should_warn_p. Update diagnostic messages
36954 and handle those for all directives, including plain strings.
36955 (format_directive): Handle likely and unlikely counters.
36956 Remove unnecessary quoting from diagnostics. Add an informational
36958 (add_bytes): Remove.
36959 (pass_sprintf_length::compute_format_length): Simplify.
36960 (try_substitute_return_value): Handle likely and unlikely counters.
36962 2017-01-26 Carl Love <cel@us.ibm.com>
36964 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
36965 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
36967 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
36970 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
36971 endianess for subregs into account.
36972 * lra-constraints.c (lra_constraints): Do risky transformations
36973 always on the first iteration.
36974 * lra-lives.c (check_pseudos_live_through_calls): Add arg
36975 last_call_used_reg_set.
36976 (process_bb_lives): Define and use last_call_used_reg_set.
36977 * lra.c (lra): Always continue after lra_constraints on the first
36980 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
36982 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
36984 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
36986 2017-01-26 Jakub Jelinek <jakub@redhat.com>
36988 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
36989 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
36990 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
36991 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
36992 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
36993 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
36994 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
36995 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
36996 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
36998 2017-01-26 Marek Polacek <polacek@redhat.com>
37001 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
37002 for the third operand.
37004 2017-01-26 Jakub Jelinek <jakub@redhat.com>
37006 PR middle-end/79236
37007 * omp-low.c (struct omp_context): Add simt_stmt field.
37008 (scan_omp_for): Return omp_context *.
37009 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
37010 context to the _simt_ SIMD stmt.
37011 (lower_omp_for): For combined SIMD with sibling _simt_
37012 SIMD, make sure to use the same decls in _looptemp_
37013 clauses as in the sibling.
37015 2017-01-26 David Sherwood <david.sherwood@arm.com>
37017 PR middle-end/79212
37018 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
37021 2017-01-26 Jakub Jelinek <jakub@redhat.com>
37024 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
37025 emit fld b; fld a; if possible.
37027 * brig-builtins.def: Update copyright years.
37028 * config/arm/arm_acle_builtins.def: Update copyright years.
37030 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
37033 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
37034 constraint instead of o for the stxsd instruction.
37036 2017-01-25 Carl Love <cel@us.ibm.com>
37038 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
37039 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
37041 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
37043 * doc/invoke.texi (C++ Dialect Options): Fix typo.
37045 2017-01-25 Richard Biener <rguenther@suse.de>
37047 PR tree-optimization/69264
37048 * target.def (vector_alignment_reachable): Improve documentation.
37049 * doc/tm.texi: Regenerate.
37050 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
37052 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
37053 earlier changes with respect to TYPE_USER_ALIGN.
37054 (vector_alignment_reachable_p): Likewise. Improve dumping.
37056 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
37059 * config/arm/arm.md (xordi3): Force constant operand into a register
37062 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
37064 * doc/invoke.texi (-fstore-merging): Correct default optimization
37065 levels at which it is enabled.
37066 (-O): Move -fstore-merging from list to...
37069 2017-01-25 Richard Biener <rguenther@suse.de>
37072 * omp-expand.c: Include debug.h.
37073 (expand_omp_taskreg): Make sure to generate early debug before
37074 outlining anything from a function.
37075 (expand_omp_target): Likewise.
37076 (grid_expand_target_grid_body): Likewise.
37078 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
37081 * asan.c (get_translation_unit_decl): New function.
37082 (asan_add_global): Extract modules file name from globals
37083 TRANSLATION_UNIT_DECL name.
37085 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
37088 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
37089 for long calls with APCS frame and VFP.
37091 2017-01-24 David Malcolm <dmalcolm@redhat.com>
37093 * cfg.c (original_copy_tables_initialized_p): New function.
37094 * cfg.h (original_copy_tables_initialized_p): New decl.
37095 * cfgrtl.c (relink_block_chain): Guard the call to
37096 free_original_copy_tables with a call to
37097 original_copy_tables_initialized_p.
37098 * cgraph.h (symtab_node::native_rtl_p): New decl.
37099 * cgraphunit.c (symtab_node::native_rtl_p): New function.
37100 (symtab_node::needed_p): Don't assert for early assembly output
37101 for __RTL functions.
37102 (cgraph_node::finalize_function): Set "force_output" for __RTL
37104 (cgraph_node::analyze): Bail out early for __RTL functions.
37105 (analyze_functions): Update assertion to support __RTL functions.
37106 (cgraph_node::expand): Bail out early for __RTL functions.
37107 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
37109 * function.h (struct function): Update comment for field
37111 * gimple-expr.c: Include "tree-pass.h".
37112 (gimple_has_body_p): Return false for __RTL functions.
37113 * Makefile.in (OBJS): Add run-rtl-passes.o.
37114 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
37116 (gcc::pass_manager::get_clean_slate): New accessor.
37117 * passes.c: Include "insn-addr.h".
37118 (should_skip_pass_p): Add logging. Update logic for running
37119 "expand" to be compatible with both __GIMPLE and __RTL. Guard
37120 property-provider override so it is only done for gimple passes.
37122 (skip_pass): New function.
37123 (execute_one_pass): Call skip_pass when skipping passes.
37124 * read-md.c (md_reader::read_char): Support filtering
37125 the input to a subset of line numbers.
37126 (md_reader::md_reader): Initialize fields
37127 m_first_line and m_last_line.
37128 (md_reader::read_file_fragment): New function.
37129 * read-md.h (md_reader::read_file_fragment): New decl.
37130 (md_reader::m_first_line): New field.
37131 (md_reader::m_last_line): New field.
37132 * read-rtl-function.c (function_reader::create_function): Only
37133 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
37134 curr_properties. Set DECL_INITIAL to a dummy block.
37135 (read_rtl_function_body_from_file_range): New function.
37136 * read-rtl-function.h (read_rtl_function_body_from_file_range):
37138 * run-rtl-passes.c: New file.
37139 * run-rtl-passes.h: New file.
37141 2017-01-24 Jeff Law <law@redhat.com>
37143 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
37146 2017-01-24 Bin Cheng <bin.cheng@arm.com>
37148 PR tree-optimization/79159
37149 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
37150 (record_nonwrapping_iv): Improve boundary using above function if no
37151 value range information.
37153 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
37154 Martin Jambor <mjambor@suse.cz>
37156 * brig-builtins.def: New file.
37157 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
37158 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
37159 (DEF_HSAIL_SAT_BUILTIN): Likewise.
37160 (DEF_HSAIL_INTR_BUILTIN): Likewise.
37161 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
37162 * builtin-types.def (BT_INT8): New.
37163 (BT_INT16): Likewise.
37164 (BT_UINT8): Likewise.
37165 (BT_UINT16): Likewise.
37166 (BT_FN_ULONG): Likewise.
37167 (BT_FN_UINT_INT): Likewise.
37168 (BT_FN_UINT_ULONG): Likewise.
37169 (BT_FN_UINT_LONG): Likewise.
37170 (BT_FN_UINT_PTR): Likewise.
37171 (BT_FN_ULONG_PTR): Likewise.
37172 (BT_FN_INT8_FLOAT): Likewise.
37173 (BT_FN_INT16_FLOAT): Likewise.
37174 (BT_FN_UINT32_FLOAT): Likewise.
37175 (BT_FN_UINT16_FLOAT): Likewise.
37176 (BT_FN_UINT8_FLOAT): Likewise.
37177 (BT_FN_UINT64_FLOAT): Likewise.
37178 (BT_FN_UINT16_UINT32): Likewise.
37179 (BT_FN_UINT32_UINT16): Likewise.
37180 (BT_FN_UINT16_UINT16_UINT16): Likewise.
37181 (BT_FN_INT_PTR_INT): Likewise.
37182 (BT_FN_UINT_PTR_UINT): Likewise.
37183 (BT_FN_LONG_PTR_LONG): Likewise.
37184 (BT_FN_ULONG_PTR_ULONG): Likewise.
37185 (BT_FN_VOID_UINT64_UINT64): Likewise.
37186 (BT_FN_UINT8_UINT8_UINT8): Likewise.
37187 (BT_FN_INT8_INT8_INT8): Likewise.
37188 (BT_FN_INT16_INT16_INT16): Likewise.
37189 (BT_FN_INT_INT_INT): Likewise.
37190 (BT_FN_UINT_FLOAT_UINT): Likewise.
37191 (BT_FN_FLOAT_UINT_UINT): Likewise.
37192 (BT_FN_ULONG_UINT_UINT): Likewise.
37193 (BT_FN_ULONG_UINT_PTR): Likewise.
37194 (BT_FN_ULONG_ULONG_ULONG): Likewise.
37195 (BT_FN_UINT_UINT_UINT): Likewise.
37196 (BT_FN_VOID_UINT_PTR): Likewise.
37197 (BT_FN_UINT_UINT_PTR: Likewise.
37198 (BT_FN_UINT32_UINT64_PTR): Likewise.
37199 (BT_FN_INT_INT_UINT_UINT): Likewise.
37200 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
37201 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
37202 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
37203 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
37204 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
37205 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
37206 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
37207 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
37208 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
37209 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
37210 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
37211 * doc/frontends.texi: List BRIG FE.
37212 * doc/install.texi (Testing): Add BRIG tesring requirements.
37213 * doc/invoke.texi (Overall Options): Mention BRIG.
37214 * doc/standards.texi (Standards): Doucment BRIG HSA version.
37216 2017-01-24 Richard Biener <rguenther@suse.de>
37218 PR translation/79208
37219 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
37221 2017-01-24 Martin Jambor <mjambor@suse.cz>
37224 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
37225 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
37226 and known_contexts.
37228 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
37230 PR middle-end/79123
37231 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
37232 casts from signed to unsigned really don't have a range.
37234 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
37236 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
37237 GMP_RNDx for compatiblity.
37239 2017-01-24 Martin Liska <mliska@suse.cz>
37242 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
37243 that would prevent us to call alloca with -1 as argument.
37245 2017-01-24 Jakub Jelinek <jakub@redhat.com>
37247 * dwarf2out.c (output_compilation_unit_header, output_file_names):
37248 Avoid -Wformat-security warning.
37250 2017-01-23 Andrew Pinski <apinski@cavium.com>
37252 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
37255 2017-01-23 Martin Sebor <msebor@redhat.com>
37257 PR middle-end/78703
37258 * gimple-ssa-sprintf.c (warn_level): New global.
37259 (format_integer): Use it here and throughout the rest of the file.
37260 Use the same switch to compute sign as base.
37261 (maybe_warn): New function.
37262 (format_directive): Factor out warnings into maybe_warn.
37263 Add debugging output. Use warn_level.
37264 (add_bytes): Use warn_level.
37265 (pass_sprintf_length::compute_format_length): Add debugging output.
37266 (try_substitute_return_value): Same.
37267 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
37269 PR middle-end/78703
37270 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
37271 (struct fmtresult, format_integer, format_floating): Adjust.
37272 (fmtresult::fmtresult): Set max correctly in two argument ctor.
37273 (get_string_length, format_string,format_directive): Same.
37274 (pass_sprintf_length::compute_format_length): Same.
37275 (try_substitute_return_value): Simplify slightly.
37277 PR middle-end/78703
37278 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
37279 (fmtresult::operator+=): Outlined.
37280 (struct fmtresult): Add ctors.
37281 (struct conversion_spec): Rename...
37282 (struct directive): ...to this. Add and remove data members.
37283 (directive::set_width, directive::set_precision): New functions.
37284 (format_percent): Use fmtresult ctor.
37285 (get_width_and_precision): Remove.
37286 (format_integer): Make naming changes. Avoid computing width and
37288 (format_floating): Same. Adjust indentation.
37289 (format_character, format_none): New functions.
37290 (format_string): Moved character handling to format_character.
37291 (format_directive): Remove arguments, change return type.
37292 (parse_directive): New function.
37293 (pass_sprintf_length::compute_format_length): Move directive
37294 parsing to parse_directive.
37296 2017-01-23 Jakub Jelinek <jakub@redhat.com>
37298 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
37299 (assign_assembler_name_if_needed): ... this.
37300 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
37301 (assign_assembler_name_if_needed): ... this.
37302 (free_lang_data_in_cgraph): Adjust callers.
37303 * cgraphunit.c (cgraph_node::analyze): Likewise.
37304 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
37307 2017-01-23 Richard Biener <rguenther@suse.de>
37309 PR tree-optimization/79088
37310 PR tree-optimization/79188
37311 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
37312 resetting loop bounds after last path deletion. Reset loop
37313 bounds of the target loop, make code match the comments.
37314 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
37315 Make sure loops need no fixups.
37317 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
37319 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
37320 exponent support with double type for first argument.
37321 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
37322 type returned by __builtin_vec_extract_sig,
37323 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
37324 functions from "vector int" to "vector unsigned int" or from
37325 "vector long long int" to "vector unsigned long long int".
37326 Changed type returned by __builtin_vec_extract_exp,
37327 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
37328 functions from "vector int" to "vector unsigned int" or from
37329 "vector long long int" to "vector unsigned long long int".
37330 Changed return type of __builtin_vec_test_data_class,
37331 __builtin_vec_test_data_class_sp, and
37332 __builtin_vec_test_data_class_dp from "vector int" to
37333 "vector bool int" or from "vector long long int" to "vector bool
37334 long long int" and changed second argument type from "unsigned
37335 int" to "int". Added new overloaded function forms "vector float
37336 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
37337 "vector float __builtin_vec_insert_exp_sp (vector float, vector
37338 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
37339 double, vector unsigned long long int)" and "vector double
37340 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
37341 long int)". Changed return type of
37342 __builtin_scalar_test_data_class and
37343 __builtin_scalar_test_data_class_sp and
37344 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
37345 int" and changed second argument from "unsigned int" to "int".
37346 Changed type returned by __builtin_scalar_test_neg,
37347 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
37348 from "int" to "bool int". Added new overloaded function form
37349 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
37350 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
37351 exponent double-precision with floating point first argument.
37352 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
37353 documentation of scalar_test_data_class, scalar_test_neg,
37354 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
37355 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
37356 vec_test_data_class built-in functions to reflect refinements in
37357 their type signatures.
37359 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
37361 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
37363 (aarch64_elf_asm_destructor): Likewise.
37365 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
37367 PR rtl-optimization/78634
37368 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
37369 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
37370 * ifcvt.c (noce_try_cmove): Add missing cost check.
37372 PR rtl-optimization/71724
37373 * combine.c (if_then_else_cond): Look for situations where it is
37374 beneficial to undo the work of one of the recursive calls.
37376 2017-01-23 Bin Cheng <bin.cheng@arm.com>
37378 PR tree-optimization/70754
37379 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
37380 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
37381 combined stmt before it if not NULL.
37382 (combine_chains): Process refs reversely and compute dominance point
37385 2017-01-23 Martin Liska <mliska@suse.cz>
37387 PR tree-optimization/79196
37388 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
37389 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
37391 (strlen_optimize_stmt): Call the renamed function.
37393 2017-01-23 Michael Matz <matz@suse.de>
37395 PR tree-optimization/78384
37396 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
37398 2017-01-23 Richard Biener <rguenther@suse.de>
37400 PR tree-optimization/79186
37401 * tree-vrp.c (register_new_assert_for): Make sure we've seen
37402 both incoming edges before moving an assert.
37404 2017-01-23 Martin Jambor <mjambor@suse.cz>
37406 * ipa-prop.c (load_from_param_1): Removed.
37407 (load_from_unmodified_param): Bits from load_from_param_1 put back
37409 (load_from_param): Removed.
37410 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
37411 with stmt. Reverted back to use of load_from_unmodified_param.
37413 2017-01-23 Martin Jambor <mjambor@suse.cz>
37416 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
37417 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
37418 field a pointer to garbage collected vector, mark lattices and
37419 ipcp_orig_node with GTY((skip)).
37420 (ipa_get_param_count): Adjust to descriptors being a pointer.
37421 (ipa_get_param): Likewise.
37422 (ipa_get_type): Likewise.
37423 (ipa_get_param_move_cost): Likewise.
37424 (ipa_set_param_used): Likewise.
37425 (ipa_get_controlled_uses): Likewise.
37426 (ipa_set_controlled_uses): Likewise.
37427 (ipa_is_param_used): Likewise.
37428 (ipa_node_params_t): Move into garbage collector. New methods insert
37430 (ipa_node_params_sum): Annotate wth GTY(()).
37431 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
37433 (ipa_load_from_parm_agg): Adjust declaration.
37434 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
37435 * ipa-profile.c (ipa_profile): Likewise.
37436 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
37437 (ipa_populate_param_decls): Make descriptors parameter garbage
37439 (ipa_dump_param): Adjust to descriptors being a pointer.
37440 (ipa_alloc_node_params): Likewise.
37441 (ipa_initialize_node_params): Likewise.
37442 (load_from_param_1): Make descriptors parameter garbage collected.
37443 (load_from_unmodified_param): Likewise.
37444 (load_from_param): Likewise.
37445 (ipa_load_from_parm_agg): Likewise.
37446 (ipa_node_params::~ipa_node_params): Removed.
37447 (ipa_free_all_node_params): Remove call to delete operator.
37448 (ipa_node_params_t::insert): New.
37449 (ipa_node_params_t::remove): Likewise.
37450 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
37451 copy known_csts and known_contexts vectors.
37452 (ipa_read_node_info): Adjust to descriptors being a pointer.
37453 (ipcp_modif_dom_walker): Make m_descriptors field garbage
37455 (ipcp_transform_function): Make descriptors variable garbage
37458 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
37460 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
37461 * config/i386/avx512dqintrin.h: Ditto.
37462 * config/i386/avx512fintrin.h: Ditto.
37463 * config/i386/i386.c: Handle new builtins.
37464 * config/i386/i386-builtin.def: Add new builtins.
37465 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
37466 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
37468 2017-01-23 Jakub Jelinek <jakub@redhat.com>
37469 Martin Liska <mliska@suse.cz>
37471 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
37472 * asan.c (asan_expand_poison_ifn): Support stores and use
37473 appropriate ASAN report function.
37474 * internal-fn.c (expand_ASAN_POISON_USE): New function.
37475 * internal-fn.def (ASAN_POISON_USE): Declare.
37476 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
37477 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
37478 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
37479 ASAN_POISON calls w/o LHS.
37480 * tree-ssa.c (execute_update_addresses_taken): Create clobber
37481 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
37482 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
37483 * gimplify.c (asan_poison_variables): Add attribute
37484 use_after_scope_memory to variables that really needs to live
37486 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
37487 having the attribute.
37489 2017-01-23 Martin Liska <mliska@suse.cz>
37491 * asan.c (create_asan_shadow_var): New function.
37492 (asan_expand_poison_ifn): Likewise.
37493 * asan.h (asan_expand_poison_ifn): New declaration.
37494 * internal-fn.c (expand_ASAN_POISON): Likewise.
37495 * internal-fn.def (ASAN_POISON): New builtin.
37496 * sanopt.c (pass_sanopt::execute): Expand
37497 asan_expand_poison_ifn.
37498 * tree-inline.c (copy_decl_for_dup_finish): Make function
37500 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
37501 * tree-ssa.c (is_asan_mark_p): New function.
37502 (execute_update_addresses_taken): Rewrite local variables
37503 (identified just by use-after-scope as addressable) into SSA.
37505 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
37507 * doc/install.texi (Specific): opensource.apple.com uses https
37508 now. Remove trailing slash.
37510 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
37512 * README.Portability: Remove note on an Irix compatibility issue.
37514 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
37516 * gcov.c (INCLUDE_ALGORITHM): Define.
37517 (INCLUDE_VECTOR): Define.
37518 No longer include <vector> and <algorithm> directly.
37520 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
37522 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
37524 * doc/invoke.texi (Code Gen Options): Ditto.
37526 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
37529 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
37531 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
37533 rtl-optimization/79125
37534 * cprop.c (local_cprop_pass): Handle cases where we make an
37535 unconditional trap.
37537 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
37541 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
37542 read from, for big endian.
37544 2017-01-20 Jiong Wang <jiong.wang@arm.com>
37546 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
37547 register pauth builtins for LP64 only.
37549 2017-01-20 Marek Polacek <polacek@redhat.com>
37552 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
37555 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
37557 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
37559 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
37560 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
37561 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
37563 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
37566 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
37567 in big-endian mode when they are not a single duplicated value.
37569 2017-01-20 Richard Biener <rguenther@suse.de>
37571 * BASE-VER: Bump to 7.0.1.
37573 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
37575 * omp-low.c (omplow_simd_context): New struct. Use it...
37576 (lower_rec_simd_input_clauses): ...here and...
37577 (lower_rec_input_clauses): ...here to hold common data. Adjust all
37578 references to idx, lane, max_vf, is_simt.
37580 2017-01-20 Graham Markall <graham.markall@embecosm.com>
37582 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
37585 2017-01-20 Martin Jambor <mjambor@suse.cz>
37587 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
37588 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
37590 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
37591 (GTFILES): Rename hsa.c to hsa-common.c.
37592 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
37593 * hsa-dump.c: Likewise.
37594 * hsa-gen.c: Likewise.
37595 * hsa-regalloc.c: Likewise.
37596 * ipa-hsa.c: Likewise.
37597 * omp-expand.c: Likewise.
37598 * omp-low.c: Likewise.
37599 * toplev.c: Likewise.
37601 2017-01-20 Marek Polacek <polacek@redhat.com>
37604 * doc/invoke.texi: Document -Wduplicated-branches.
37605 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
37606 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
37607 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
37608 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
37609 return 0 only when not OEP_LEXICOGRAPHIC.
37610 (fold_build_cleanup_point_expr): Use the expression
37611 location when building CLEANUP_POINT_EXPR.
37612 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
37613 * tree.c (add_expr): Handle error_mark_node.
37615 2017-01-20 Martin Liska <mliska@suse.cz>
37618 * tree-profile.c (init_ic_make_global_vars): Do not call
37620 (gimple_init_gcov_profiler): Likewise.
37622 2017-01-20 Martin Liska <mliska@suse.cz>
37625 * cgraph.h (maybe_create_reference): Remove argument and
37627 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
37629 * ipa-cp.c (create_specialized_node): Likewise.
37630 * symtab.c (symtab_node::maybe_create_reference): Handle
37631 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
37633 2017-01-20 Martin Liska <mliska@suse.cz>
37635 * read-rtl-function.c (function_reader::create_function): Use
37636 build_decl instread of build_decl_stat.
37638 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
37640 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
37641 * config/i386/avx512dqintrin.h: Ditto.
37642 * config/i386/avx512fintrin.h: Ditto.
37643 * config/i386/i386-builtin-types.def: Add new types.
37644 * config/i386/i386.c: Handle new types.
37645 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
37646 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
37647 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
37648 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
37649 (__builtin_ia32_kshiftridi): New.
37650 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
37652 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
37656 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
37657 define to rs6000_init_stack_protect_guard.
37658 (rs6000_init_stack_protect_guard): New function.
37660 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
37661 Yunqiang Su <yunqiang.su@imgtec.com>
37663 * config.gcc (supported_defaults): Add madd4.
37664 (with_madd4): Add validation.
37665 (all_defaults): Add madd4.
37666 * config/mips/mips.opt (mmadd4): New option.
37667 * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
37669 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
37671 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
37672 (ISA_HAS_FUSED_MADD4): Likewise.
37673 * doc/invoke.texi (-mmadd4): Document the new option.
37674 * doc/install.texi (--with-madd4): Document the new option.
37676 2017-01-19 Jiong Wang <jiong.wang@arm.com>
37678 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
37679 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
37680 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
37681 (aarch64_init_pauth_hint_builtins): New.
37682 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
37683 (aarch64_expand_builtin): Expand new builtins.
37685 2017-01-19 Jiong Wang <jiong.wang@arm.com>
37687 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
37688 * combine-stack-adj.c (no_unhandled_cfa): Handle
37689 REG_CFA_TOGGLE_RA_MANGLE.
37690 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
37691 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
37692 info for return address signing.
37693 (aarch64_expand_epilogue): Likewise.
37695 2017-01-19 Jiong Wang <jiong.wang@arm.com>
37697 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
37698 * config/aarch64/aarch64-protos.h
37699 (aarch64_return_address_signing_enabled): New declaration.
37700 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
37702 (aarch64_expand_prologue): Sign return address before it's pushed onto
37704 (aarch64_expand_epilogue): Authenticate return address fetched from
37706 (aarch64_override_options): Sanity check for ILP32 and ISA level.
37707 (aarch64_attributes): New function attributes for "sign-return-address".
37708 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
37709 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
37710 ("*do_return"): Generate combined instructions according to key index.
37711 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
37712 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
37714 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
37715 * config/aarch64/aarch64.opt (msign-return-address=): New.
37716 * doc/extend.texi (AArch64 Function Attributes): Documents
37717 "sign-return-address=".
37718 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
37720 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
37722 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
37723 overall option summary.
37725 2017-01-19 Jiong Wang <jiong.wang@arm.com>
37727 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
37728 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
37729 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
37730 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
37732 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
37734 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
37735 -mpower9-minmax by default for -mcpu=power9.
37736 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
37737 128-bit floating point.
37739 2017-01-20 Alan Modra <amodra@gmail.com>
37741 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
37742 optimizing for size.
37744 2017-01-20 Alan Modra <amodra@gmail.com>
37747 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
37748 for strcmp and strncmp from corresponding builtin decl.
37750 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
37752 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
37753 instead of i386/rtems-64.h.
37754 * config/i386/rtems-64.h: Remove.
37756 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
37760 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
37762 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
37764 2017-01-19 Tamar Christina <tamar.christina@arm.com>
37766 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
37767 Change int to HOST_WIDE_INT.
37768 * config/aarch64/aarch64-protos.h
37769 (aarch64_simd_gen_const_vector_dup): Likewise.
37770 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
37772 2017-01-19 David Malcolm <dmalcolm@redhat.com>
37774 * langhooks-def.h (lhd_type_for_size): New decl.
37775 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
37776 * langhooks.c (lhd_type_for_size): New function, taken from
37779 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
37781 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
37782 define_bypass for CR latency.
37783 (power9-cracked-alu): Update bypass latency and remove power9-branch.
37784 (power9-alu2): Add define_bypass for CR latency.
37786 (power9-mul): Update insn latency.
37787 (power9-mul-compare): Update insn latency, bypass latency and remove
37790 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
37792 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
37794 * config/aarch64/aarch64.md
37795 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
37796 aarch64_nopcrelative_literal_loads.
37797 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
37799 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
37801 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
37802 TARGET_LOONGSON_3A.
37803 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
37805 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
37808 * config.gcc (supported_defaults): Add lxc1-sxc1.
37809 (with_lxc1_sxc1): Add validation.
37810 (all_defaults): Add lxc1-sxc1.
37811 * config/mips/mips.opt (mlxc1-sxc1): New option.
37812 * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
37814 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
37815 __mips_no_lxc1_sxc1.
37816 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
37817 * doc/invoke.texi (-mlxc1-sxc1): Document the new option.
37818 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
37820 2017-01-19 Richard Biener <rguenther@suse.de>
37822 PR tree-optimization/72488
37823 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
37824 sure to restore SSA info.
37825 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
37827 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
37829 PR rtl-optimization/79121
37830 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
37831 of the inner type when shifting an extended value.
37833 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
37836 * symtab.c (symtab_node::equal_address_to): Fix comparing of
37837 interposable aliases.
37839 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
37842 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
37843 Use the evmergelohi instruction.
37844 (mov_si<mode>_e500_subreg4_2_le): Likewise.
37845 (mov_sitf_e500_subreg8_2_be): Likewise.
37846 (mov_sitf_e500_subreg12_2_le): Likewise.
37847 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
37848 (mov_si<mode>_e500_subreg4_2_be): Likewise.
37849 (mov_sitf_e500_subreg8_2_le): Likewise.
37850 (mov_sitf_e500_subreg12_2_be): Likewise.
37852 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
37854 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
37855 attribute from vecsimple to vecperm.
37856 (altivec_vbpermq2): Likewise.
37858 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
37861 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
37863 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
37864 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
37865 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
37866 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
37867 case where N arg is SIZE_MAX.
37868 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
37869 (cmpstrsi): Add pattern.
37871 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
37873 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
37874 __builtin_vec_revb builtins.
37875 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
37876 built-in functions to support generation of the ISA 3.0 XXBR<x>
37877 vector byte reverse instructions.
37878 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
37879 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
37880 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
37881 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
37882 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
37883 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
37884 (P9V_BUILTIN_VEC_REVB): Likewise.
37885 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
37886 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
37887 (p9_xxbrq_v16qi): Likewise.
37888 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
37889 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
37890 (p9_xxbrh_v8hi): Likewise.
37891 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
37892 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
37893 vec_revb built-in functions.
37895 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
37897 PR rtl-optimization/78952
37898 * config/i386/i386.md (any_extract): New code iterator.
37899 (*insvqi_2): Use any_extract for source operand.
37900 (*insvqi_3): Use any_shiftrt for source operand.
37902 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
37904 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
37906 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
37908 2017-01-18 Matthias Klose <doko@ubuntu.com>
37910 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
37912 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
37914 * config/rs6000/altivec.h (vec_bperm): Change #define.
37915 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
37916 (altivec_vbpermq2): New define_insn.
37917 (altivec_vbpermd): Likewise.
37918 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
37919 function interface.
37920 (VBPERMD): Likewise.
37921 (VBPERM): New polymorphic function interface.
37922 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
37923 Add entries for P9V_BUILTIN_VEC_VBPERM.
37924 * doc/extend.texi: Add interfaces for vec_bperm.
37926 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
37928 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
37929 first letter of error messages.
37930 (s390_resolve_overloaded_builtin): Likewise.
37931 * config/s390/s390.c (s390_expand_builtin): Likewise.
37932 (s390_invalid_arg_for_unprototyped_fn): Likewise.
37933 (s390_valid_target_attribute_inner_p): Likewise.
37934 * config/s390/s390.md ("tabort"): Likewise.
37936 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
37938 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
37939 (ISA_AVOID_DIV_HILO): New macro.
37940 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
37941 (ISA_HAS_DDIV): Likewise.
37943 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
37945 * doc/invoke.texi (fabi-version): Correct number of occurrences.
37947 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
37949 * doc/invoke.texi (fabi-version): Spelling fix.
37951 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
37954 * doc/invoke.texi (fabi-version): Mention mangling fix for
37957 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
37960 * doc/invoke.texi (fabi-version): Document discriminator mangling.
37962 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
37965 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
37966 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
37968 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
37970 (stack_protect_test): Ditto.
37971 * config/rs6000/rs6000.opt (mstack-protector-guard=,
37972 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
37974 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
37975 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
37976 -mstack-protector-guard-offset=.
37977 (RS/6000 and PowerPC Options): Ditto.
37979 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
37981 * config/i386/i386.h (MASK_CLASS_P): New define.
37982 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
37983 there are no registers from different register sets also when
37984 mask registers are used. Update function comment.
37985 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
37986 to (*k/*r) and (*k/*km) alternatives.
37988 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
37990 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
37991 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
37992 (EH_RETURN_HANDLER_RTX): New define.
37993 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
37994 Force frame pointer in EH return functions.
37995 (aarch64_expand_epilogue): Add barrier for eh_return.
37996 (aarch64_final_eh_return_addr): Remove.
37997 (aarch64_eh_return_handler_rtx): New function.
37998 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
38000 (aarch64_eh_return_handler_rtx): New prototype.
38002 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
38004 * config/rs6000/altivec.h (vec_rlmi): New #define.
38005 (vec_vrlnm): Likewise.
38006 (vec_rlnm): Likewise.
38007 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
38008 (UNSPEC_VRLNM): Likewise.
38009 (VIlong): New mode iterator.
38010 (altivec_vrl<VI_char>mi): New define_insn.
38011 (altivec_vrl<VI_char>nm): Likewise.
38012 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
38014 (VRLDNM): Likewise.
38015 (RLNM): New polymorphic function entry.
38016 (VRLWMI): New monomorphic function entry.
38017 (VRLDMI): Likewise.
38018 (RLMI): New polymorphic function entry.
38019 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
38020 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
38021 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
38024 2017-01-17 Jakub Jelinek <jakub@redhat.com>
38027 * dwarf2out.c (field_byte_offset): Restore the
38028 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
38029 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
38030 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
38033 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
38036 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
38038 2017-01-17 Jakub Jelinek <jakub@redhat.com>
38041 * dwarf2out.c (add_data_member_location_attribute): For constant
38042 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
38043 instead of DW_AT_data_member_location, DW_AT_bit_offset and
38044 DW_AT_byte_size attributes.
38046 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
38048 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
38049 after forcing to constant memory when the code model is medium.
38051 2017-01-17 Julia Koval <julia.koval@intel.com>
38054 * config/i386/avx512fintrin.h
38055 (_mm512_i32gather_ps): Change __addr type to void const*.
38056 (_mm512_mask_i32gather_ps): Ditto.
38057 (_mm512_i32gather_pd): Ditto.
38058 (_mm512_mask_i32gather_pd): Ditto.
38059 (_mm512_i64gather_ps): Ditto.
38060 (_mm512_mask_i64gather_ps): Ditto.
38061 (_mm512_i64gather_pd): Ditto.
38062 (_mm512_mask_i64gather_pd): Ditto.
38063 (_mm512_i32gather_epi32): Ditto.
38064 (_mm512_mask_i32gather_epi32): Ditto.
38065 (_mm512_i32gather_epi64): Ditto.
38066 (_mm512_mask_i32gather_epi64): Ditto.
38067 (_mm512_i64gather_epi32): Ditto.
38068 (_mm512_mask_i64gather_epi32): Ditto.
38069 (_mm512_i64gather_epi64): Ditto.
38070 (_mm512_mask_i64gather_epi64): Ditto.
38071 (_mm512_i32scatter_ps): Change __addr type to void*.
38072 (_mm512_mask_i32scatter_ps): Ditto.
38073 (_mm512_i32scatter_pd): Ditto.
38074 (_mm512_mask_i32scatter_pd): Ditto.
38075 (_mm512_i64scatter_ps): Ditto.
38076 (_mm512_mask_i64scatter_ps): Ditto.
38077 (_mm512_i64scatter_pd): Ditto.
38078 (_mm512_mask_i64scatter_pd): Ditto.
38079 (_mm512_i32scatter_epi32): Ditto.
38080 (_mm512_mask_i32scatter_epi32): Ditto.
38081 (_mm512_i32scatter_epi64): Ditto.
38082 (_mm512_mask_i32scatter_epi64): Ditto.
38083 (_mm512_i64scatter_epi32): Ditto.
38084 (_mm512_mask_i64scatter_epi32): Ditto.
38085 (_mm512_i64scatter_epi64): Ditto.
38086 (_mm512_mask_i64scatter_epi64): Ditto.
38087 * config/i386/avx512pfintrin.h
38088 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
38089 (_mm512_mask_prefetch_i32gather_ps): Ditto.
38090 (_mm512_mask_prefetch_i64gather_pd): Ditto.
38091 (_mm512_mask_prefetch_i64gather_ps): Ditto.
38092 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
38093 (_mm512_prefetch_i32scatter_ps): Ditto.
38094 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
38095 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
38096 (_mm512_prefetch_i64scatter_pd): Ditto.
38097 (_mm512_prefetch_i64scatter_ps): Ditto.
38098 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
38099 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
38100 * config/i386/avx512vlintrin.h
38101 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
38102 (_mm_mmask_i32gather_ps): Ditto.
38103 (_mm256_mmask_i32gather_pd): Ditto.
38104 (_mm_mmask_i32gather_pd): Ditto.
38105 (_mm256_mmask_i64gather_ps): Ditto.
38106 (_mm_mmask_i64gather_ps): Ditto.
38107 (_mm256_mmask_i64gather_pd): Ditto.
38108 (_mm_mmask_i64gather_pd): Ditto.
38109 (_mm256_mmask_i32gather_epi32): Ditto.
38110 (_mm_mmask_i32gather_epi32): Ditto.
38111 (_mm256_mmask_i32gather_epi64): Ditto.
38112 (_mm_mmask_i32gather_epi64): Ditto.
38113 (_mm256_mmask_i64gather_epi32): Ditto.
38114 (_mm_mmask_i64gather_epi32): Ditto.
38115 (_mm256_mmask_i64gather_epi64): Ditto.
38116 (_mm_mmask_i64gather_epi64): Ditto.
38117 (_mm256_i32scatter_ps): Change __addr type to void*.
38118 (_mm256_mask_i32scatter_ps): Ditto.
38119 (_mm_i32scatter_ps): Ditto.
38120 (_mm_mask_i32scatter_ps): Ditto.
38121 (_mm256_i32scatter_pd): Ditto.
38122 (_mm256_mask_i32scatter_pd): Ditto.
38123 (_mm_i32scatter_pd): Ditto.
38124 (_mm_mask_i32scatter_pd): Ditto.
38125 (_mm256_i64scatter_ps): Ditto.
38126 (_mm256_mask_i64scatter_ps): Ditto.
38127 (_mm_i64scatter_ps): Ditto.
38128 (_mm_mask_i64scatter_ps): Ditto.
38129 (_mm256_i64scatter_pd): Ditto.
38130 (_mm256_mask_i64scatter_pd): Ditto.
38131 (_mm_i64scatter_pd): Ditto.
38132 (_mm_mask_i64scatter_pd): Ditto.
38133 (_mm256_i32scatter_epi32): Ditto.
38134 (_mm256_mask_i32scatter_epi32): Ditto.
38135 (_mm_i32scatter_epi32): Ditto.
38136 (_mm_mask_i32scatter_epi32): Ditto.
38137 (_mm256_i32scatter_epi64): Ditto.
38138 (_mm256_mask_i32scatter_epi64): Ditto.
38139 (_mm_i32scatter_epi64): Ditto.
38140 (_mm_mask_i32scatter_epi64): Ditto.
38141 (_mm256_i64scatter_epi32): Ditto.
38142 (_mm256_mask_i64scatter_epi32): Ditto.
38143 (_mm_i64scatter_epi32): Ditto.
38144 (_mm_mask_i64scatter_epi32): Ditto.
38145 (_mm256_i64scatter_epi64): Ditto.
38146 (_mm256_mask_i64scatter_epi64): Ditto.
38147 (_mm_i64scatter_epi64): Ditto.
38148 (_mm_mask_i64scatter_epi64): Ditto.
38149 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
38150 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
38151 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
38152 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
38153 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
38154 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
38155 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
38156 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
38157 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
38158 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
38159 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
38160 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
38161 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
38162 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
38163 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
38164 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
38165 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
38166 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
38167 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
38168 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
38169 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
38170 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
38171 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
38172 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
38173 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
38174 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
38175 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
38176 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
38177 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
38178 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
38179 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
38180 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
38181 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
38182 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
38183 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
38184 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
38185 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
38186 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
38187 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
38188 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
38189 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
38190 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
38191 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
38192 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
38193 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
38194 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
38195 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
38196 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
38197 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
38198 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
38199 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
38200 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
38201 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
38202 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
38203 definitions accordingly.
38205 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
38206 Kuan-Lin Chen <kuanlinchentw@gmail.com>
38209 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
38212 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
38215 * ira-conflicts.c (ira_build_conflicts): Update total conflict
38216 hard regs for inner regno.
38218 2017-01-17 Martin Liska <mliska@suse.cz>
38221 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
38222 assumption and add comment.
38224 2017-01-17 Nathan Sidwell <nathan@acm.org>
38226 * ipa-visibility.c (localize_node): New function, broken out of ...
38227 (function_and_variable_visibility): ... here. Call it.
38229 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
38231 PR middle-end/77445
38232 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
38233 correctly set frequency of oudgoing edge.
38234 (duplicate_thread_path): Fix profile updating.
38236 2017-01-17 Jakub Jelinek <jakub@redhat.com>
38239 * configure.ac: Add GCC_BASE_VER.
38240 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
38241 version from BASE-VER file.
38242 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
38243 (gcc.o): Depend on $(BASEVER).
38244 * common.opt (dumpfullversion): New option.
38245 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
38246 * doc/invoke.texi: Document -dumpfullversion.
38247 * doc/install.texi: Document --with-gcc-major-version-only.
38248 * configure: Regenerated.
38250 2017-01-17 Richard Biener <rguenther@suse.de>
38252 PR tree-optimization/71433
38253 * tree-vrp.c (register_new_assert_for): Merge same asserts
38254 on all incoming edges.
38255 (process_assert_insertions_for): Handle insertions at the
38258 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
38260 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
38261 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
38263 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
38266 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
38269 2017-01-17 Alan Modra <amodra@gmail.com>
38272 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
38273 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
38274 symbolic stack limit when pic.
38276 2017-01-16 Martin Sebor <msebor@redhat.com>
38278 PR tree-optimization/78608
38279 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
38281 2017-01-16 Jeff Law <law@redhat.com>
38284 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
38285 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
38286 for several include directories that may be relative to sysroot.
38287 * config/i386/x-mingw32 (gplus_includedir): Define.
38288 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
38289 (native_system_includedir): Likewise.
38290 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
38291 override if TARGET_SYSTEM_ROOT is defined.
38292 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
38294 PR tree-optimization/79090
38295 PR tree-optimization/33562
38296 PR tree-optimization/61912
38297 PR tree-optimization/77485
38298 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
38299 and computed trims into the dump file.
38301 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
38303 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
38305 2017-01-16 Jakub Jelinek <jakub@redhat.com>
38308 * gimplify.c (gimplify_init_constructor): If want_value and
38309 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
38313 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
38314 sequence. Formatting fixes.
38315 (doloop_optimize): Formatting fixes.
38318 * gcc.c (debug_level_greater_than_spec_func): New function.
38319 (static_spec_functions): Add debug-level-gt spec function.
38320 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
38322 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
38323 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
38324 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
38325 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
38326 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
38327 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
38329 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
38331 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
38332 QImode fixups to general and mask registers only.
38334 2017-01-16 Carl Love <cel@us.ibm.com>
38336 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
38337 for built-in functions
38338 vector signed char vec_nabs (vector signed char)
38339 vector signed short vec_nabs (vector signed short)
38340 vector signed int vec_nabs (vector signed int)
38341 vector signed long long vec_nabs (vector signed long long)
38342 vector float vec_nabs (vector float)
38343 vector double vec_nabs (vector double)
38344 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
38346 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
38347 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
38348 * doc/extend.texi: Update the documentation file for the new built-in
38351 2017-01-16 Martin Sebor <msebor@redhat.com>
38353 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
38356 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
38358 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
38359 UNSPEC_VSX__XXSPLTD to require special splat handling.
38361 2017-01-16 David Malcolm <dmalcolm@redhat.com>
38364 * system.h: Poison strndup.
38366 2017-01-16 Alan Modra <amodra@gmail.com>
38369 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
38372 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
38374 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
38376 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
38378 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
38379 call recog here. Assert that INSN_CODE (insn) is non-negative.
38381 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
38384 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
38386 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
38387 in the currently scheduled RTL fragment.
38389 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
38391 PR rtl-optimization/78751
38392 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
38395 2017-01-14 Jeff Law <law@redhat.com>
38397 PR tree-optimization/79090
38398 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
38399 variable length stores.
38400 (compute_trims): Delete dead assignment to *trim_tail.
38401 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
38404 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
38406 PR rtl-optimization/78626
38407 PR rtl-optimization/78727
38408 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
38409 of a block, and split such blocks after everything else is finished.
38411 2017-01-14 Alan Modra <amodra@gmail.com>
38414 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
38415 target legitimate_combined_insn.
38416 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
38417 (rs6000_legitimate_combined_insn): New function.
38418 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
38420 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
38421 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
38422 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
38424 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
38426 * doc/frontends.texi (G++ and GCC): Remove references to Java.
38428 2017-01-13 Jeff Law <law@redhat.com>
38430 PR tree-optimization/33562
38431 PR tree-optimization/61912
38432 PR tree-optimization/77485
38433 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
38435 (delete_dead_assignment): Likewise.
38436 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
38437 statement to delete_dead_call and delete_dead_assignment.
38439 2017-01-13 David Malcolm <dmalcolm@redhat.com>
38442 * substring-locations.c (format_warning_va): Strengthen case 1 so
38443 that both endpoints of the substring must be within the format
38444 range for just the substring to be printed.
38446 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
38448 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
38449 * config/i386/i386.c (ix86_target_string): Add missing options
38450 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
38451 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
38452 flags_other and ix86_target_other to flags2_other. Display unknown
38454 (ix86_valid_target_attribute_inner_p): Add missing options and
38455 reorder options by implied ISAs, as in ix86_target_string.
38457 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
38459 * hash-table.h (hash_table::too_empty_p): New function.
38460 (hash_table::expand): Use it.
38461 (hash_table::traverse): Likewise.
38462 (hash_table::empty_slot): Use sizeof (value_type) instead of
38463 sizeof (PTR) to convert bytes to elements. Shrink the table
38464 if the current size is excessive for the current number of
38467 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
38469 * ira-costs.c (record_reg_classes): Break from the inner loop
38470 early once alt_fail is known to be true. Update outer loop
38471 handling accordingly.
38473 2017-01-13 Jeff Law <law@redhat.com>
38475 * tree-ssa-dse.c (decrement_count): New function.
38476 (increment_start_addr, maybe_trim_memstar_call): Likewise.
38477 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
38478 when we know the partially dead statement is a mem* function.
38480 PR tree-optimization/61912
38481 PR tree-optimization/77485
38482 * tree-ssa-dse.c: Include expr.h.
38483 (maybe_trim_constructor_store): New function.
38484 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
38486 PR tree-optimization/33562
38487 PR tree-optimization/61912
38488 PR tree-optimization/77485
38489 * doc/invoke.texi: Document new dse-max-object-size param.
38490 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
38491 * tree-ssa-dse.c: Include params.h.
38492 (dse_store_status): New enum.
38493 (initialize_ao_ref_for_dse): New, partially extracted from
38495 (valid_ao_ref_for_dse, normalize_ref): New.
38496 (setup_live_bytes_from_ref, compute_trims): Likewise.
38497 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
38498 (maybe_trim_partially_dead_store): Likewise.
38499 (maybe_trim_complex_store): Likewise.
38500 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
38501 Track what bytes live from the original store. Return tri-state
38502 for dead, partially dead or live.
38503 (dse_dom_walker): Add constructor, destructor and new private members.
38504 (delete_dead_call, delete_dead_assignment): New extracted from
38506 (dse_optimize_stmt): Make a member of dse_dom_walker.
38507 Use initialize_ao_ref_for_dse.
38509 PR tree-optimization/33562
38510 PR tree-optimization/61912
38511 PR tree-optimization/77485
38512 * sbitmap.h (bitmap_count_bits): Prototype.
38513 (bitmap_clear_range, bitmap_set_range): Likewise.
38514 * sbitmap.c (bitmap_clear_range): New function.
38515 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
38517 2017-01-13 Martin Liska <mliska@suse.cz>
38520 * function.c (set_cfun): Add new argument force.
38521 * function.h (set_cfun): Likewise.
38522 * ipa-inline-transform.c (inline_call): Use the function when
38523 strict alising from is dropped for function we inline to.
38525 2017-01-13 Richard Biener <rguenther@suse.de>
38527 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
38528 for dumping GIMPLE INTEGER_CSTs.
38530 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
38532 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
38533 to 201112L since C++17.
38535 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
38538 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
38539 if -fsanitize=kernel-address is present.
38541 2017-01-13 Richard Biener <rguenther@suse.de>
38543 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
38544 as _Literal ( type ) number in case usual suffixes do not
38545 preserve all information.
38547 2017-01-13 Richard Biener <rguenther@suse.de>
38549 PR tree-optimization/77283
38550 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
38551 and ssa-iterators.h.
38552 (is_feasible_trace): Implement a cost model based on joiner
38555 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
38558 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
38559 char or short to __float128/_Float128 directly.
38561 2017-01-12 Martin Sebor <msebor@redhat.com>
38563 to -Wformat-overflow.
38564 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
38565 (min_bytes_remaining): Same.
38566 (get_string_length): Same.
38567 (format_string): Same.
38568 (format_directive): Same.
38570 (pass_sprintf_length::handle_gimple_call): Same.
38572 2017-01-12 Jakub Jelinek <jakub@redhat.com>
38574 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
38575 info.nowrite calls with no lhs that can't throw. Return bool
38576 whether gsi_remove has been called or not.
38577 (pass_sprintf_length::handle_gimple_call): Return bool whether
38578 try_substitute_return_value called gsi_remove. Formatting fix.
38579 (pass_sprintf_length::execute): Don't use gsi_remove if
38580 handle_gimple_call returned true.
38583 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
38584 be removed due to side-effects, don't remove following barrier nor
38585 turn the successor edge into fallthru edge.
38587 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
38590 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
38591 element-reversing loads and stores as not swappable.
38593 2017-01-12 Nathan Sidwell <nathan@acm.org>
38594 Nicolai Stange <nicstange@gmail.com>
38596 * combine.c (try_combine): Don't ignore result of overlap checking
38597 loop. Combine overlap & asm check into single loop.
38599 2017-01-12 Richard Biener <rguenther@suse.de>
38601 * tree-pretty-print.c (dump_generic_node): Provide -gimple
38602 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
38604 2017-01-12 Richard Biener <rguenther@suse.de>
38606 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
38607 and TS_TARGET_OPTION directly derive from TS_BASE.
38608 * tree-core.h (tree_optimization_option): Derive from tree_base.
38609 (tree_target_option): Likewise.
38611 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
38613 * config/i386/i386.c (memory_address_length): Increase len
38614 only when rip_relative_addr_p returns false.
38616 2017-01-11 Julia Koval <julia.koval@intel.com>
38618 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
38619 (OPTION_MASK_ISA_SGX_SET): New.
38620 (ix86_handle_option): Handle OPT_msgx.
38621 * config.gcc: Added sgxintrin.h.
38622 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
38623 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
38624 * config/i386/i386.c (ix86_target_string): Add -msgx.
38626 (ix86_option_override_internal): Handle new options.
38627 (ix86_valid_target_attribute_inner_p): Add sgx.
38628 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
38629 * config/i386/i386.opt: Add msgx.
38630 * config/i386/sgxintrin.h: New file.
38631 * config/i386/x86intrin.h: Add sgxintrin.h.
38633 2017-01-11 Jakub Jelinek <jakub@redhat.com>
38636 * fold-const.c (maybe_nonzero_address): Return 1 for function
38638 (tree_single_nonzero_warnv_p): Don't handle function local objects
38642 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
38645 2017-01-11 David Malcolm <dmalcolm@redhat.com>
38648 * opts.c: Include "spellcheck.h"
38649 (struct string_fragment): New struct.
38650 (struct edit_distance_traits<const string_fragment &>): New
38652 (get_closest_sanitizer_option): New function.
38653 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
38655 2017-01-11 Jakub Jelinek <jakub@redhat.com>
38657 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
38659 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
38660 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
38661 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
38662 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
38663 for initial die_offset if dwarf_split_debug_info.
38664 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
38665 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
38667 (output_skeleton_debug_sections): Formatting fix. Use
38668 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
38669 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
38671 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
38673 * config/arm/cortex-a53.md: Add bypasses for
38674 cortex_a53_r2f_cvt.
38675 (cortex_a53_r2f): Only use for transfers.
38676 (cortex_a53_f2r): Likewise.
38677 (cortex_a53_r2f_cvt): Add reservation for conversions.
38678 (cortex_a53_f2r_cvt): Likewise.
38680 2017-01-11 Tamar Christina <tamar.christina@arm.com>
38682 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
38683 to all inlined functions, change static to extern.
38685 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
38688 * config/arm/arm.c (legitimize_pic_address): Handle reference to
38690 (arm_assemble_integer): Likewise.
38692 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
38694 * config.gcc: Use new awk script to check CPU, FPU and architecture
38695 parameters for --with-... options.
38696 * config/arm/parsecpu.awk: New file
38697 * config/arm/arm-cpus.in: New file.
38698 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
38700 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
38702 * config/arm/t-arm: Update dependency rules.
38703 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
38704 of processing .def files.
38705 * config/arm/genopt.sh: Deleted.
38706 * config/arm/gentune.sh: Deleted.
38707 * config/arm/arm-cores.def: Deleted.
38708 * config/arm/arm-arches.def: Deleted.
38709 * config/arm/arm-fpus.def: Deleted.
38710 * config/arm/arm-tune.md: Regenerated.
38711 * config/arm/arm-tables.opt: Regenerated.
38712 * config/arm/arm-cpu.h: New generated file.
38713 * config/arm/arm-cpu-data.h: New generated file.
38714 * config/arm/arm-cpu-cdata.h: New generated file.
38716 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
38719 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
38721 (input_varpool_node): Unpack dynamically_initialized bit.
38723 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
38725 PR rtl-optimization/79032
38726 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
38727 the alignment of the adjusted memory reference against that of MODE,
38728 instead of the alignment of the original memory reference.
38730 2017-01-11 Martin Jambor <mjambor@suse.cz>
38732 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
38734 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
38735 decorated functions.
38737 2017-01-11 Richard Biener <rguenther@suse.de>
38739 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
38740 set range/nonnull info for PHI results. Do not set it on
38741 stmts marked for removal.
38743 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
38745 * expr.c (store_field): In the bitfield case, fetch the return value
38746 from the registers before applying a single big-endian adjustment.
38747 Always do a final load for a BLKmode value not larger than a word.
38749 2017-01-10 David Malcolm <dmalcolm@redhat.com>
38752 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
38753 that we correctly handle column numbers greater than
38754 LINE_MAP_MAX_COLUMN_NUMBER.
38756 2017-01-10 Martin Sebor <msebor@redhat.com>
38758 PR middle-end/78245
38759 * gimple-ssa-sprintf.c (get_destination_size): Call
38760 {init,fini}object_sizes.
38761 * tree-object-size.c (addr_object_size): Adjust.
38762 (pass_through_call): Adjust.
38763 (pass_object_sizes::execute): Adjust.
38764 * tree-object-size.h (fini_object_sizes): Declare.
38766 2017-01-10 Martin Sebor <msebor@redhat.com>
38768 PR tree-optimization/78775
38769 * builtins.c (get_size_range): Move...
38770 * calls.c: ...to here.
38771 (alloc_max_size): Accept zero argument.
38772 (operand_signed_p): Remove.
38773 (maybe_warn_alloc_args_overflow): Call get_size_range.
38774 * calls.h (get_size_range): Declare.
38776 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
38778 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
38779 from TI's devices.csv file as of September 2016.
38780 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
38782 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
38784 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
38785 * doc/invoke.texi: Likewise.
38786 * doc/md.texi: Likewise.
38787 * doc/objc.texi: Likewise.
38789 2017-01-10 Joshua Conner <joshconner@google.com>
38791 * config/arm/fuchsia-elf.h: New file.
38792 * config/fuchsia.h: New file.
38793 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
38794 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
38796 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
38798 2016-01-10 Richard Biener <rguenther@suse.de>
38800 PR tree-optimization/79034
38801 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
38802 Propagate out degenerate PHIs in the joiner.
38804 2017-01-10 Martin Liska <mliska@suse.cz>
38806 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
38807 (sort_congruence_classes_by_decl_uid): Likewise.
38808 (sort_congruence_class_groups_by_decl_uid): Likewise.
38809 (sem_item_optimizer::merge_classes): Sort class, groups in these
38810 classes and members in the groups by DECL_UID of declarations.
38811 This would make merge operations stable.
38813 2017-01-10 Martin Liska <mliska@suse.cz>
38815 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
38816 usage of m_classes_vec.
38817 (sem_item_optimizer::~sem_item_optimizer): Likewise.
38818 (sem_item_optimizer::get_group_by_hash): Likewise.
38819 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
38820 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
38821 (sem_item_optimizer::verify_classes): Likewise.
38822 (sem_item_optimizer::process_cong_reduction): Likewise.
38823 (sem_item_optimizer::dump_cong_classes): Likewise.
38824 (sem_item_optimizer::merge_classes): Likewise.
38825 * ipa-icf.h (congruence_class_hash): Rename from
38826 congruence_class_group_hash. Remove declaration of m_classes_vec.
38828 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
38830 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
38831 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
38832 * config.gcc: Add avx512vpopcntdqintrin.h.
38833 * config/i386/avx512vpopcntdqintrin.h: New.
38834 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
38835 * config/i386/i386-builtin-types.def: Add new types.
38836 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
38837 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
38838 __builtin_ia32_vpopcountq_v8di_mask): New.
38839 * config/i386/i386-c.c (ix86_target_macros_internal): Define
38840 __AVX512VPOPCNTDQ__.
38841 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
38842 (PTA_AVX512VPOPCNTDQ): Define.
38843 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
38844 TARGET_AVX512VPOPCNTDQ_P): Define.
38845 * config/i386/i386.opt: Add mavx512vpopcntdq.
38846 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
38847 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
38849 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
38851 PR middle-end/77484
38852 * predict.def (PRED_CALL): Set to 67.
38854 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
38856 * expr.c (store_field): In the bitfield case, if the value comes from
38857 a function call and is of an aggregate type returned in registers, do
38858 not modify the field mode; extract the value in all cases if the mode
38859 is BLKmode and the size is not larger than a word.
38861 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
38864 * config/i386/cpuid.h: Fix undefined behavior.
38866 2017-01-04 Jeff Law <law@redhat.com>
38868 PR tree-optimization/79007
38869 PR tree-optimization/67955
38870 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
38871 conservative for pt.null when flag_non_call_exceptions is on.
38873 2017-01-09 Jakub Jelinek <jakub@redhat.com>
38875 PR translation/79019
38876 PR translation/79020
38877 * params.def (PARAM_INLINE_MIN_SPEEDUP,
38878 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
38879 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
38881 * config/avr/avr.opt (maccumulate-args): Likewise.
38882 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
38883 * common.opt (freport-bug): Likewise.
38884 * cif-code.def (CIF_FINAL_ERROR): Likewise.
38885 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
38886 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
38887 translatable string.
38888 * config/i386/i386.c (function_value_32): Likewise.
38889 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
38890 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
38892 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
38893 * common/config/msp430/msp430-common.c (msp430_handle_option):
38895 * symtab.c (symtab_node::verify_base): Likewise.
38896 * opts.c (set_debug_level): Likewise.
38897 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
38898 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
38899 missing whitespace to translatable strings.
38900 * config/avr/avr.md (bswapsi2): Fix typo in comment.
38901 * config/sh/superh.h: Likewise.
38902 * config/i386/xopintrin.h: Likewise.
38903 * config/i386/znver1.md: Likewise.
38904 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
38905 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
38906 * double-int.h (struct double_int): Likewise.
38907 * double-int.c (div_and_round_double): Likewise.
38908 * wide-int.cc: Likewise.
38909 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
38910 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
38911 * cfgcleanup.c (crossjumps_occured): Renamed to ...
38912 (crossjumps_occurred): ... this.
38913 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
38916 PR tree-optimization/78899
38917 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
38918 returning bool return struct loop *, NULL for failure and the new
38920 (versionable_outer_loop_p): Don't version outer loop if it has
38921 dont_vectorized bit set.
38922 (tree_if_conversion): When versioning outer loop, ensure
38923 tree_if_conversion is performed also on the inner loop of the
38924 non-vectorizable outer loop copy.
38925 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
38926 LOOP_VECTORIZED in inner loop of the scalar outer loop and
38927 prevent vectorization of it.
38928 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
38929 the outer loop vectorization of the non-scalar version is attempted
38930 before vectorization of the inner loop in scalar version. If
38931 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
38932 vectorization of its inner loop.
38933 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
38934 has 2 inner loops, rename also on edges from bb whose single pred
38935 is outer_loop->header. Fix typo in function comment.
38937 2017-01-09 Martin Sebor <msebor@redhat.com>
38940 * asan.c (asan_emit_stack_protection): Increase local buffer size
38941 to avoid snprintf truncation warning.
38943 2017-01-09 Andrew Pinski <apinski@cavium.com>
38945 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
38946 to reference thunderx2t99 for the tuning structure
38947 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
38949 (thunderx2t99_extra_costs): This.
38950 * config/aarch64/aarch64-tune.md: Regenerate.
38951 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
38952 (vulcan_addrcost_table): This.
38953 (vulcan_regmove_cost): Rename to ...
38954 (thunderx2t99_regmove_cost): This.
38955 (vulcan_vector_cost): Rename to ...
38956 (thunderx2t99_vector_cost): this.
38957 (vulcan_branch_cost): Rename to ...
38958 (thunderx2t99_branch_cost): This.
38959 (vulcan_tunings): Rename to ...
38960 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
38961 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
38963 2017-01-09 Martin Jambor <mjambor@suse.cz>
38967 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
38968 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
38969 (propagate_vr_accross_jump_function): Use the above function for all
38970 value range computations for pass-through jump functions and type
38971 converasion from explicit value range values.
38972 (ipcp_propagate_stage): Do not attempt to deduce types of formal
38973 parameters from TYPE_ARG_TYPES.
38974 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
38975 (ipa_write_node_info): Stream type of the actual argument.
38976 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
38978 2017-01-09 Martin Liska <mliska@suse.cz>
38981 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
38982 (lookup_compiler): Do not show error message with have_E.
38984 2017-01-09 Jakub Jelinek <jakub@redhat.com>
38986 PR tree-optimization/78938
38987 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
38988 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
38989 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
38990 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
38993 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
38995 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
38998 2017-01-09 Richard Biener <rguenther@suse.de>
39000 PR tree-optimization/78997
39001 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
39002 name condition properly.
39004 2017-01-09 Richard Biener <rguenther@suse.de>
39007 * dwarf2out.c (is_cxx): New overload with context.
39008 (is_naming_typedef_decl): Use it.
39010 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
39012 * invoke.texi (Option Summary): Correct spacing in option lists
39013 and add line breaks to fix over-long lines.
39015 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
39017 PR middle-end/17660
39019 * extend.texi (Common Variable Attributes): Add xref to GCC
39020 Internals manual to explain mode attribute keywords.
39022 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
39025 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
39026 and Preprocessor Options.
39027 (Options for Linking): Document -pthread here....
39028 (RS/6000 and PowerPC Options): ...not here.
39029 (Solaris 2 Options): ...or here.
39030 * doc/cppopts.texi: Document -pthread.
39032 2017-01-08 Martin Sebor <msebor@redhat.com>
39034 PR middle-end/77708
39035 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
39036 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
39037 New member functions.
39038 (format_directive): Used them.
39040 (pass_sprintf_length::handle_gimple_call): Same.
39041 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
39042 to avoid truncation for any argument.
39043 (extract_affine_mul): Same.
39044 * tree.c (get_file_function_name): Same.
39046 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
39048 PR middle-end/77484
39049 * predict.def (PRED_INDIR_CALL): Set to 86.
39051 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
39053 PR preprocessor/54124
39054 * doc/cppopts.texi: Reformat -d subtable to list the full name
39055 of the options. Add cross-reference to the docs for the general
39056 compiler -d options.
39057 * doc/invoke.texi (Developer Options): Add cross-reference to the
39058 preprocessor-specific -d option documentation.
39060 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
39062 PR preprocessor/13498
39063 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
39064 redudant material, and reflect new command-line options.
39065 (System Headers): Likewise.
39067 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
39069 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
39070 -isystem, and -idirafter. Copy-edit.
39071 * doc/cppopts.texi: Copy-edit. Remove contradiction about
39072 default for -ftrack-macro-expansion. Delete obsolete and
39073 badly-formatted implementation details about -fdebug-cpp output.
39074 * doc/cppwarnopts.texi: Copy-edit.
39076 2017-01-07 David Malcolm <dmalcolm@redhat.com>
39079 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
39080 that the transition from a max line width >= 1<<10 to narrower
39081 lines works correctly.
39083 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
39085 * doc/options.texi (PerFunction): New.
39086 * opt-functions.awk (switch_flags): Map both Optimization and
39087 PerFunction to CL_OPTIMIZATION.
39088 * opth-gen.awk: Test for PerFunction flag along with
39090 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
39091 it only when the latter is present. Skip those that don't in
39092 the hash function generator.
39093 * common.opt (fvar-tracking): Mark as PerFunction instead of
39095 (fvar-tracking-assignments): Likewise.
39096 (fvar-tracking-assignments-toggle): Likewise.
39097 (fvar-tracking-uninit): Likewise.
39099 2017-01-07 Jakub Jelinek <jakub@redhat.com>
39101 PR translation/79018
39102 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
39105 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
39108 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
39109 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
39110 TARGET_LONG_JUMP_TABLE_OFFSETS.
39111 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
39112 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
39113 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
39114 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
39115 * config/m68k/m68k.md (tablejump expander): Likewise.
39116 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
39117 TARGET_LONG_JUMP_TABLE_OFFSETS.
39118 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
39119 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
39121 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
39122 David Holsgrove <david.holsgrove@xilinx.com>
39124 * common/config/microblaze/microblaze-common.c
39125 (TARGET_EXCEPT_UNWIND_INFO): Remove.
39126 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
39128 * config/microblaze/microblaze.c (microblaze_must_save_register)
39129 (microblaze_expand_epilogue, microblaze_return_addr): Handle
39131 (microblaze_eh_return): New function.
39132 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
39133 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
39134 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
39135 * config/microblaze/microblaze.md (eh_return): New pattern.
39137 2017-01-06 Jakub Jelinek <jakub@redhat.com>
39139 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
39140 GCC_DIAGNOSTIC_STRINGIFY): Define.
39142 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
39144 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
39146 * config/arm/arm.md (<mcrr>): New.
39148 * config/arm/arm.c (arm_arch5te): New.
39149 (arm_option_override): Set arm_arch5te.
39150 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
39152 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
39153 (arm_mcrr_qualifiers): ... this. New.
39154 (MRRC_QUALIFIERS): Define to...
39155 (arm_mrrc_qualifiers): ... this. New.
39156 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
39158 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
39159 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
39160 (MRRCI, mrrc, MRRC): New.
39161 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
39162 VUNSPEC_MRRC2): New.
39164 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
39166 * config/arm/arm.md (<mcr>): New.
39168 * config/arm/arm.c (arm_coproc_builtin_available): Add
39169 support for mcr, mrc, mcr2 and mrc2.
39170 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
39171 (arm_mcr_qualifiers): ... this. New.
39172 (MRC_QUALIFIERS): Define to ...
39173 (arm_mrc_qualifiers): ... this. New.
39174 (MCR_QUALIFIERS): Define to ...
39175 (arm_mcr_qualifiers): ... this. New.
39176 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
39178 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
39179 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
39180 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
39181 VUNSPEC_MRC2): New.
39183 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
39185 * config/arm/arm.md (*ldc): New.
39189 * config/arm/arm.c (arm_coproc_builtin_available): Add
39190 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
39191 (arm_coproc_ldc_stc_legitimate_address): New.
39192 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
39193 'qualifier_const_pointer'.
39194 (LDC_QUALIFIERS): Define to...
39195 (arm_ldc_qualifiers): ... this. New.
39196 (STC_QUALIFIERS): Define to...
39197 (arm_stc_qualifiers): ... this. New.
39198 * config/arm/arm-protos.h
39199 (arm_coproc_ldc_stc_legitimate_address): New.
39200 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
39201 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
39202 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
39203 stc2, stcl, stc2l): New.
39204 * config/arm/constraints.md (Uz): New.
39205 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
39206 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
39207 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
39208 VUNSPEC_STC2L): New.
39210 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
39212 * config/arm/arm.md (<cdp>): New.
39213 * config/arm/arm.c (neon_const_bounds): Rename this ...
39214 (arm_const_bounds): ... this.
39215 (arm_coproc_builtin_available): New.
39216 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
39217 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
39218 (CDP_QUALIFIERS): Define to...
39219 (arm_cdp_qualifiers): ... this. New.
39221 (arm_expand_builtin_args): Add case for 6 arguments.
39222 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
39223 (arm_const_bounds): ... this.
39224 (arm_coproc_builtin_available): New.
39225 * config/arm/arm_acle.h (__arm_cdp): New.
39227 * config/arm/arm_acle_builtins.def (cdp): New.
39229 * config/arm/iterators.md (CDPI,CDP,cdp): New.
39230 * config/arm/neon.md: Rename all 'neon_const_bounds' to
39231 'arm_const_bounds'.
39232 * config/arm/types.md (coproc): New.
39233 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
39234 * doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
39235 * doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
39236 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
39238 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
39240 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
39241 (UBINOP_QUALIFIERS): New.
39243 (acle_builtin_data): New. Change comment.
39244 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
39245 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
39246 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
39247 arm_acle_builtins.def.
39248 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
39249 (arm_init_acle_builtins): New.
39250 (CRC32_BUILTIN): Remove.
39251 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
39252 crc32cb, crc32ch and crc32cw.
39253 (arm_init_crc32_builtins): Remove.
39254 (arm_init_builtins): Use arm_init_acle_builtins rather
39255 than arm_init_crc32_builtins.
39256 (arm_expand_acle_builtin): New.
39257 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
39258 * config/arm/arm_acle_builtins.def: New.
39260 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
39262 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
39263 (arm_builtin_datum): ... this.
39264 (arm_init_neon_builtin): Rename to ...
39265 (arm_init_builtin): ... this. Add a new parameters PREFIX
39266 and USE_SIG_IN_NAME.
39267 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
39268 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
39269 'arm_builtin_datum'.
39270 (arm_init_vfp_builtins): Likewise.
39271 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
39272 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
39273 (arm_expand_neon_args): Rename to ...
39274 (arm_expand_builtin_args): ... this. Rename builtin_arg
39275 enum values and differentiate between ARG_BUILTIN_MEMORY
39276 and ARG_BUILTIN_NEON_MEMORY.
39277 (arm_expand_neon_builtin_1): Rename to ...
39278 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
39279 values, arm_expand_builtin_args and add bool parameter NEON.
39280 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
39281 (arm_expand_vfp_builtin): Likewise.
39282 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
39284 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
39286 PR middle-end/77484
39287 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
39288 * predict.c (tree_estimate_probability_bb): Reverse direction of
39289 polymorphic call predictor.
39291 2017-01-06 David Malcolm <dmalcolm@redhat.com>
39293 * passes.c (execute_one_pass): Split out pass-skipping logic into...
39294 (determine_pass_name_match): ...this new function and...
39295 (should_skip_pass_p): ...this new function.
39297 2017-01-06 Nathan Sidwell <nathan@acm.org>
39299 * ipa-visibility.c (function_and_variable_visibility): Reformat
39300 comments and long lines. Remove extrneous if.
39301 * symtab.c (symtab_node::make_decl_local): Fix code format.
39302 (symtab_node::set_section_for_node): Fix comment typo.
39304 2017-01-06 Martin Liska <mliska@suse.cz>
39307 * lra-constraints.c: Rename invariant to lra_invariant.
39308 * predict.c (set_even_probabilities): Initialize e to NULL.
39310 2017-01-05 Martin Sebor <msebor@redhat.com>
39312 PR tree-optimization/78910
39313 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
39314 (format_integer): Correct off-by-one error in the handling
39315 of precision with negative numbers in signed conversions..
39317 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
39319 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
39321 2017-01-05 Jakub Jelinek <jakub@redhat.com>
39323 PR tree-optimization/71016
39324 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
39325 factor_out_conditional_conversion. Formatting fix.
39326 (factor_out_conditional_conversion): Add cond_stmt argument.
39327 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
39328 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
39331 2017-01-05 David Malcolm <dmalcolm@redhat.com>
39333 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
39334 read-rtl-function.o, and selftest-rtl.o.
39335 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
39336 (selftest::aarch64_test_loading_full_dump): New function.
39337 (selftest::aarch64_run_selftests): New function.
39338 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
39339 selftest::aarch64_run_selftests.
39340 * config/i386/i386.c
39341 (selftest::ix86_test_loading_dump_fragment_1): New function.
39342 (selftest::ix86_test_loading_call_insn): New function.
39343 (selftest::ix86_test_loading_full_dump): New function.
39344 (selftest::ix86_test_loading_unspec): New function.
39345 (selftest::ix86_run_selftests): Call the new functions.
39346 * emit-rtl.c (maybe_set_max_label_num): New function.
39347 * emit-rtl.h (maybe_set_max_label_num): New decl.
39348 * function.c (instantiate_decls): Guard call to
39349 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
39350 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
39352 * gensupport.c (gen_reader::gen_reader): Pass "false"
39353 for new "compact" param of rtx_reader.
39354 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
39355 rather than an empty string for NULL strings.
39356 * read-md.c: Potentially include config.h rather than bconfig.h.
39357 Wrap include of errors.h with #ifdef GENERATOR_FILE.
39358 (have_error): New global, copied from errors.c.
39359 (md_reader::read_name): Rename to...
39360 (md_reader::read_name_1): ...this, adding "out_loc" param,
39361 and converting "missing name or number" to returning false, rather
39363 (md_reader::read_name): Reimplement in terms of read_name_1.
39364 (md_reader::read_name_or_nil): New function.
39365 (md_reader::read_string): Handle "(nil)" by returning NULL.
39366 (md_reader::md_reader): Add new param "compact".
39367 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
39368 (md_reader::read_file): New method.
39369 * read-md.h (md_reader::md_reader): Add new param "compact".
39370 (md_reader::read_file): New method.
39371 (md_reader::is_compact): New accessor.
39372 (md_reader::read_name): Convert return type from void to file_location.
39373 (md_reader::read_name_or_nil): New decl.
39374 (md_reader::read_name_1): New decl.
39375 (md_reader::m_compact): New field.
39376 (noop_reader::noop_reader): Pass "false" for new "compact" param
39378 (rtx_reader::rtx_reader): Add new "compact" param.
39379 (rtx_reader::read_rtx_operand): Make virtual and convert return
39380 type from void to rtx.
39381 (rtx_reader::read_until): New decl.
39382 (rtx_reader::handle_any_trailing_information): New virtual function.
39383 (rtx_reader::postprocess): New virtual function.
39384 (rtx_reader::finalize_string): New virtual function.
39385 (rtx_reader::m_in_call_function_usage): New field.
39386 (rtx_reader::m_reuse_rtx_by_id): New field.
39387 * read-rtl-function.c: New file.
39388 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
39389 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
39390 (selftest::verify_three_block_rtl_cfg): New decl.
39391 * read-rtl-function.h: New file.
39392 * read-rtl.c: Potentially include config.h rather than bconfig.h.
39393 For host, include function.h, memmodel.h, and emit-rtl.h.
39394 (one_time_initialization): New function.
39395 (struct compact_insn_name): New struct.
39396 (compact_insn_names): New array.
39397 (find_code): Handle insn codes in compact dumps.
39398 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
39399 (bind_subst_iter_and_attr): Likewise.
39400 (add_condition_to_string): Likewise.
39401 (add_condition_to_rtx): Likewise.
39402 (apply_attribute_uses): Likewise.
39403 (add_current_iterators): Likewise.
39404 (apply_iterators): Likewise.
39405 (initialize_iterators): Guard usage of apply_subst_iterator with
39406 #ifdef GENERATOR_FILE.
39407 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
39408 (md_reader::read_mapping): Likewise.
39409 (add_define_attr_for_define_subst): Likewise.
39410 (add_define_subst_attr): Likewise.
39411 (read_subst_mapping): Likewise.
39412 (check_code_iterator): Likewise.
39413 (rtx_reader::read_rtx): Likewise. Move one-time initialization
39415 (one_time_initialization): New function.
39416 (rtx_reader::read_until): New method.
39417 (read_flags): New function.
39418 (parse_reg_note_name): New function.
39419 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
39420 Handle reuse_rtx ids.
39421 Wrap iterator lookup within #ifdef GENERATOR_FILE.
39422 Add parsing support for RTL dumps, mirroring the special-cases in
39423 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
39424 values, and calling handle_any_trailing_information.
39425 (rtx_reader::read_rtx_operand): Convert return type from void
39426 to rtx, returning return_rtx. Handle case 'e'. Call
39427 finalize_string on XSTR and XTMPL fields.
39428 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
39429 "(nil)" values were omitted. Call the postprocess vfunc on the
39431 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
39432 class ctor. Initialize m_in_call_function_usage. Call
39433 one_time_initialization.
39434 * rtl-tests.c (selftest::test_uncond_jump): Call
39435 set_new_first_and_last_insn.
39436 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
39437 * selftest-rtl.c: New file.
39438 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
39439 (selftest::get_insn_by_uid): New decl.
39440 * selftest-run-tests.c (selftest::run_tests): Call
39441 read_rtl_function_c_tests.
39442 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
39443 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
39446 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
39448 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
39449 operands in a special way. Assert that pos+len <= mode precision.
39451 2017-01-05 Jakub Jelinek <jakub@redhat.com>
39453 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
39454 3 argument Alias with unlimited for the negative form.
39455 (fno-vect-cost-model): Removed.
39457 2017-01-05 Martin Liska <mliska@suse.cz>
39459 * hsa-gen.c (gen_hsa_divmod): New function.
39460 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
39462 2017-01-05 Martin Liska <mliska@suse.cz>
39465 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
39468 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
39470 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
39471 small constant length operands.
39473 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
39475 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
39476 between loop iterations.
39478 2017-01-05 Martin Liska <mliska@suse.cz>
39481 * gimplify.c (gimplify_decl_expr): Compare to
39482 asan_poisoned_variables instread of checking flags.
39483 (gimplify_target_expr): Likewise.
39484 (gimplify_expr): Likewise.
39485 (gimplify_function_tree): Conditionally initialize
39486 asan_poisoned_variables.
39488 2017-01-04 Jeff Law <law@redhat.com>
39490 PR tree-optimizatin/78812
39491 * rtl.h (contains_mem_rtx_p): Prototype.
39492 * ifcvt.c (containts_mem_rtx_p): Move from here to...
39493 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
39494 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
39495 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
39496 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
39498 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
39500 * input.c (assert_char_at_range): Default-initialize actual_range.
39502 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
39504 * df-scan.c (df_ref_create_structure): Make regno unsigned,
39505 to match the caller.
39507 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
39509 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
39510 insns after final jump in test to emit dummy move.
39512 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
39514 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
39515 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
39517 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
39519 * multiple_target.c (create_dispatcher_calls): Init e_next.
39520 * tree-ssa-loop-split.c (split_loop): Init border.
39521 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
39524 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
39529 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
39530 (altivec_register_operand): Do not return true if the operand
39531 contains a SUBREG mixing SImode and SFmode.
39532 (vsx_register_operand): Likewise.
39533 (vsx_reg_sfsubreg_ok): New predicate.
39534 (vfloat_operand): Do not return true if the operand contains a
39535 SUBREG mixing SImode and SFmode.
39536 (vint_operand): Likewise.
39537 (vlogical_operand): Likewise.
39538 (gpc_reg_operand): Likewise.
39539 (int_reg_operand): Likewise.
39540 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
39541 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
39542 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
39544 (rs6000_emit_move_si_sf_subreg): New helper function.
39545 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
39546 fixup SUBREGs involving SImode and SFmode.
39547 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
39548 numbers for the new peephole2 optimization.
39549 (peephole2 for SFmode unions): New peephole2 to optimize cases in
39550 the GLIBC math library that do AND/IOR/XOR operations on single
39551 precision floating point.
39552 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
39553 target macros to say whether we need to avoid SUBREGs mixing
39555 (TARGET_ALLOW_SF_SUBREG): Likewise.
39556 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
39557 (UNSPEC_SI_FROM_SF): Likewise.
39558 (iorxor): Change spacing.
39559 (and_ior_xor): New iterator for AND, IOR, and XOR.
39560 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
39561 (movdi_from_sf_zero_ext): Likewise.
39562 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
39563 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
39564 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
39565 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
39566 (fms<mode>4): Likewise.
39567 (fnma<mode>4): Likewise.
39568 (fnms<mode>4): Likewise.
39569 (nfma<mode>4): Likewise.
39570 (nfms<mode>4): Likewise.
39572 2017-01-04 Marek Polacek <polacek@redhat.com>
39575 * doc/invoke.texi: Document -Wpointer-compare.
39577 2017-01-04 Jakub Jelinek <jakub@redhat.com>
39579 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
39582 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
39583 descriptions for -gdwarf-5 and emit them as uleb128 instead of
39586 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
39589 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
39590 documentation of the powerpc_popcntb_ok attribute.
39591 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
39592 code to issue warning messages if a requested CPU configuration is
39593 not supported by the binary (assembler and loader) toolchain.
39594 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
39595 made to define a built-in function that has been disabled.
39596 (paired_init_builtins): Add assertion to prevent ICE if attempt is
39597 made to define a built-in function that has been disabled.
39598 (altivec_init_builtins): Add comment explaining why definition
39599 of the DST built-in functions is not preceded by an assertion
39600 check. Add assertions to prevent ICE if attempts are made to
39601 define an altivec predicate or an abs* built-in function that has
39603 (htm_init_builtins): Add comment explaining why definition of the
39604 htm built-in functions is not preceded by an assertion check.
39606 2017-01-04 Jeff Law <law@redhat.com>
39608 PR tree-optimizatin/67955
39609 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
39610 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
39611 the points-to solution does not include pt_null. Use DECL_PT_UID
39614 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
39616 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
39617 Use gen_int_mode instead of gen_lopwart for const_int operands.
39619 2017-01-04 Jakub Jelinek <jakub@redhat.com>
39621 PR tree-optimization/71563
39622 * match.pd: Simplify X << Y into X if Y is known to be 0 or
39623 out of range value - has low bits known to be zero.
39625 2017-01-04 Alan Modra <amodra@gmail.com>
39627 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
39628 * configure: Regenerate.
39629 * config.in: Regenerate.
39631 2017-01-04 Jakub Jelinek <jakub@redhat.com>
39634 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
39635 a substring of the message, but strcmp with the whole message. Ifdef
39636 ENABLE_NLS, translate the message first using dgettext.
39638 2017-01-03 Jeff Law <law@redhat.com>
39640 PR tree-optimizatin/78856
39641 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
39642 (mark_threaded_blocks): Remove code to truncate thread paths that
39643 cross multiple loop headers. Instead invalidate the cached loop
39644 iteration information and handle case of a thread path walking
39645 into an irreducible region.
39647 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
39650 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
39651 assertions. Add support for doing the signbit if the IEEE 128-bit
39652 floating point value is in a GPR.
39653 * config/rs6000/rs6000.md (Fsignbit): Delete.
39654 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
39655 Update the length attribute if the value is in a GPR.
39656 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
39657 the sign or zero extension instruction, since the value is always 0/1.
39658 (signbit<mode>2_dm2): Delete using <Fsignbit>.
39661 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
39662 extracting SImode to a GPR register so that we can generate a
39663 store, limit the vector to be in a traditional Altivec register
39664 for the vextuwrx instruction.
39666 2017-01-03 Ian Lance Taylor <iant@google.com>
39668 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
39670 2017-01-03 Martin Sebor <msebor@redhat.com>
39672 PR tree-optimization/78696
39673 * gimple-ssa-sprintf.c (format_floating): Correct handling of
39674 precision. Use MPFR for %f for greater fidelity. Correct handling
39676 (pass_sprintf_length::compute_format_length): Set width and precision
39677 specified by asrerisk to void_node for vararg functions.
39678 (try_substitute_return_value): Adjust dump output.
39680 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
39682 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
39684 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
39686 * doc/invoke.texi (SPARC options): Document -mlra as the default.
39687 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
39688 -mlra/-mno-lra was passed to the compiler.
39690 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
39692 PR rtl-optimization/65618
39693 * emit-rtl.c (try_split): Move initialization of "before" and
39694 "after" to just before the call to emit_insn_after_setloc.
39696 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
39698 * doc/md.texi (Standard Names): Remove reference to Java frontend.
39700 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
39702 * dwarf2out.c (gen_enumeration_type_die): When
39703 -gno-strict-dwarf, add a DW_AT_encoding attribute.
39705 2017-01-03 Jakub Jelinek <jakub@redhat.com>
39707 PR tree-optimization/78965
39708 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
39709 Change first argument from const call_info & to call_info &. For %n
39710 set info.nowrite to false.
39712 PR middle-end/78901
39713 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
39714 possibly throwing calls.
39716 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
39717 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
39718 and fns handling, rather than in a separate case SSA_NAME.
39720 2017-01-02 Jeff Law <law@redhat.com>
39722 * config/darwin-driver.c (darwin_driver_init): Const-correctness
39723 fixes for first_period and second_period variables.
39725 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
39728 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
39729 (*insvqi_1): New insn pattern.
39730 (*insvqi_1_mem_rex64): Ditto.
39731 (*insvqi_2): Ditto.
39732 (*insvqi_3): Rename from *insvqi.
39734 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
39736 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
39738 * doc/cfg.texi (Edges): Remove reference to Java.
39739 (Maintaining the CFG): Ditto.
39741 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
39743 PR middle-end/77674
39744 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
39745 transparent aliases.
39747 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
39749 PR middle-end/77484
39750 * predict.def (PRED_CALL): Update hitrate.
39751 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
39752 * predict.c (tree_estimate_probability_bb): Split CALL predictor
39753 into direct/indirect/polymorphic variants.
39755 2017-01-01 Jakub Jelinek <jakub@redhat.com>
39757 Update copyright years.
39759 * gcc.c (process_command): Update copyright notice dates.
39760 * gcov-dump.c (print_version): Ditto.
39761 * gcov.c (print_version): Ditto.
39762 * gcov-tool.c (print_version): Ditto.
39763 * gengtype.c (create_file): Ditto.
39764 * doc/cpp.texi: Bump @copying's copyright year.
39765 * doc/cppinternals.texi: Ditto.
39766 * doc/gcc.texi: Ditto.
39767 * doc/gccint.texi: Ditto.
39768 * doc/gcov.texi: Ditto.
39769 * doc/install.texi: Ditto.
39770 * doc/invoke.texi: Ditto.
39772 Copyright (C) 2017 Free Software Foundation, Inc.
39774 Copying and distribution of this file, with or without modification,
39775 are permitted in any medium without royalty provided the copyright
39776 notice and this notice are preserved.