1 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3 * reload.c (find_reloads): When reloading a nonoffsettable address,
4 use RELOAD_OTHER for it and its address reloads.
6 PR rtl-optimization/79910
7 * combine.c (record_used_regs): New static function.
8 (try_combine): Handle situations where there is an additional
9 instruction between I2 and I3 which needs to have a LOG_LINK
12 2017-03-17 Jeff Law <law@redhat.com>
14 PR tree-optimization/71437
15 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
16 conditional in the hash table first.
17 (vrp_dom_walker::before_dom_children): Extract condition from
18 ASSERT_EXPR. Record condition, its inverion and any implied
21 2017-03-17 Marek Polacek <polacek@redhat.com>
22 Markus Trippelsdorf <markus@trippelsdorf.de>
24 PR tree-optimization/80079
25 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
28 2017-03-17 Richard Biener <rguenther@suse.de>
31 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
32 Properly verify the LHS before the RHS possibly claims to be
34 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
37 2017-03-17 Martin Jambor <mjambor@suse.cz>
39 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
40 (List of -O2 options): Likewise.
41 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
44 2017-03-17 Tom de Vries <tom@codesourcery.com>
46 * gcov-dump.c (print_usage): Print bug_report_url.
48 2017-03-17 Richard Biener <rguenther@suse.de>
51 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
52 (parser::peek): Likewise.
54 2017-03-17 Richard Biener <rguenther@suse.de>
56 PR tree-optimization/80048
57 * sese.c (free_sese_info): Properly release rename_map and
58 copied_bb_map elements.
60 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
62 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
63 Add linked-list forward and backlinks. Insert on
64 construction, remove on destruction.
65 (class pass_store_merging): Add m_stores_head field.
66 (pass_store_merging::terminate_and_process_all_chains):
67 Iterate over m_stores_head list.
68 (pass_store_merging::terminate_all_aliasing_chains):
70 (pass_store_merging::execute): Check for debug stmts first.
71 Push new chains onto the m_stores_head stack.
73 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
76 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
77 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
78 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
80 2017-03-16 Jeff Law <law@redhat.com>
82 PR tree-optimization/71437
83 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
84 member function. Implementation moved into after_dom_children
85 member function and into the threader's thread_outgoing_edges
87 (dom_opt_dom_walker::after_dom_children): Simplify by moving
88 some code into new thread_outgoing_edges.
89 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
90 definition. Simplify marker handling (do it here). Assume we always
91 have the available expression and the const/copies tables.
92 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
94 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
95 * tree-vrp.c (equiv_stack): No longer file scoped.
96 (vrp_dom_walker): New class.
97 (vrp_dom_walker::before_dom_children): New member function.
98 (vrp_dom_walker::after_dom_children): Likewise.
99 (identify_jump_threads): Setup domwalker. Use it rather than
100 walking edges in a random order by hand. Simplify setup/finalization.
101 (finalize_jump_threads): Remove.
102 (vrp_finalize): Do not call identify_jump_threads here.
103 (execute_vrp): Do it here instead and call thread_through_all_blocks
106 PR tree-optimization/71437
107 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
109 (simplify_stmt_for_jump_threading): Add basic_block argument. All
111 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
112 (dom_opt_dom_walker::thread_across_edge): Remove
113 handle_dominating_asserts argument. All callers changed.
114 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
115 changes. Remove calls to lhs_of_dominating_assert. Other
116 uses of handle_dominating_asserts turn into unconditional code
117 (simplify_control_stmt_condition_1): Likewise.
118 (simplify_control_stmt_condition): Likewise.
119 (thread_through_normal_block, thread_across_edge): Likewise.
120 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
121 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
122 object if it is not an SSA_NAME.
123 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
124 before calling into the VRP specific simplifiers.
125 (identify_jump_threads): Remove handle_dominating_asserts
128 2017-03-16 Jakub Jelinek <jakub@redhat.com>
131 * tree-diagnostic.c (default_tree_printer): No longer static.
132 * tree-diagnostic.h (default_tree_printer): New prototype.
134 2017-03-16 Tamar Christina <tamar.christina@arm.com>
136 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
137 Change ins into fmov.
139 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
141 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
142 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
143 Use h_con constraint for operand 1.
144 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
145 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
147 2017-03-15 Jeff Law <law@redhat.com>
149 PR tree-optimization/71437
150 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
151 (record_temporary_equivalences): Use it.
153 PR tree-optimization/71437
154 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
155 tree-ssa-scopedtables.
156 (lookup_avail_expr, build_and_record_new_cond): Likewise.
157 (record_conditions, record_cond, vuse_eq): Likewise.
158 (record_edge_info): Adjust to API tweak of record_conditions.
159 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
160 (record_temporary_equivalences, optimize_stmt): Likewise.
161 (eliminate_redundant_computations): Likewise.
162 (record_equivalences_from_stmt): Likewise.
163 * tree-ssa-scopedtables.c: Include options.h and params.h.
164 (vuse_eq): New function, moved from tree-ssa-dom.c
165 (build_and_record_new_cond): Likewise.
166 (record_conditions): Likewise. Accept vector of conditions rather
167 than edge_equivalence structure for first argument.
168 for the first argument.
169 (avail_exprs_stack::lookup_avail_expr): New member function, moved
171 (avail_exprs_stack::record_cond): Likewise.
172 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
174 (avail_exprs_stack): Add new member functions lookup_avail_expr
176 (record_conditions): Declare.
178 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
181 * lra-constraints.c (process_alt_operands): Increase reject for
182 reloading an input/output operand.
184 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
187 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
188 insns to convert from signed/unsigned char/short to IEEE 128-bit
190 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
192 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
195 * config/i386/i386.c (ix86_vector_duplicate_value): Create
196 subreg of inner mode for values already in registers.
198 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
200 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
201 iteration reg is used after the loop.
203 2017-03-14 Martin Sebor <msebor@redhat.com>
205 PR tree-optimization/79800
206 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
207 precision in negative-positive range.
208 (format_floating): Call non-const overload with adjusted precision.
210 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
213 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
216 2017-03-14 Martin Sebor <msebor@redhat.com>
219 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
220 * builtins.def (aligned_alloc): Use it.
223 * Makefile.in (GTFILES): Add calls.c.
224 * calls.c: Include "gt-calls.h".
226 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
228 PR rtl-optimization/79728
229 * regs.h (struct target_regs): New field
230 x_contains_allocatable_regs_of_mode.
231 (contains_allocatable_regs_of_mode): New macro.
232 * reginfo.c (init_reg_sets_1): Initialize it, and change
233 contains_reg_of_mode so it includes global regs as well.
234 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
235 rather than contains_regs_of_mode.
237 2017-03-14 Martin Liska <mliska@suse.cz>
239 * doc/invoke.texi: Document options that can't be combined with
240 -fcheck-pointer-bounds.
242 2017-03-14 Martin Liska <mliska@suse.cz>
245 * doc/invoke.texi (-Wchkp): Document the option.
247 2017-03-14 Martin Liska <mliska@suse.cz>
249 * Makefile.in: Install gcov-dump.
251 2017-03-14 Martin Liska <mliska@suse.cz>
253 * multiple_target.c (expand_target_clones): Bail out for
254 an invalid attribute.
256 2017-03-14 Richard Biener <rguenther@suse.de>
258 * alias.c (struct alias_set_entry): Pack properly.
259 * cfgloop.h (struct loop): Likewise.
260 * cse.c (struct set): Likewise.
261 * ipa-utils.c (struct searchc_env): Likewise.
262 * loop-invariant.c (struct invariant): Likewise.
263 * lra-remat.c (struct cand): Likewise.
264 * recog.c (struct change_t): Likewise.
265 * rtl.h (struct address_info): Likewise.
266 * symbol-summary.h (function_summary): Likewise.
267 * tree-loop-distribution.c (struct partition): Likewise.
268 * tree-object-size.c (struct object_size_info): Likewise.
269 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
270 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
271 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
272 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
273 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
274 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
275 (struct _stmt_vec_info): Likewise.
277 2017-03-14 Martin Liska <mliska@suse.cz>
280 * multiple_target.c (create_dispatcher_calls): Check that
281 a target can create a function dispatcher.
283 2017-03-14 Martin Liska <mliska@suse.cz>
286 * multiple_target.c (expand_target_clones): Drop local.local
287 flag for default implementation.
289 2017-03-14 Richard Biener <rguenther@suse.de>
291 PR tree-optimization/80030
292 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
294 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
296 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
297 gcc_fallthrough() instead of __attribute__((fallthrough));
299 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
301 * doc/gcc.texi: Remove "up" link to (DIR).
302 * doc/gccint.texi: Ditto.
304 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
306 * doc/install.texi (Specific) <avr>: Remove reference to
309 2017-03-13 Jeff Law <law@redhat.com>
311 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
312 attribute rather than comments.
314 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
315 match_scratch operand is highest.
317 2017-03-13 Martin Liska <mliska@suse.cz>
320 * ipa-pure-const.c (warn_function_noreturn): If the declarations
321 is a CHKP clone, use original declaration.
323 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
325 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
326 (arc_conditional_register_usage): Use a different allocation order
327 when optimizing for size.
328 * common/config/arc/arc-common.c (arc_option_optimization_table):
329 Section anchors default on when optimizing for size.
331 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
333 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
335 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
337 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
338 * config/arc/arc.md (cpu_facility): Add cd variant.
339 (*movqi_insn): Add code density variant.
340 (*movhi_insn): Likewise.
341 (*movqi_insn): Likewise.
342 (*addsi3_mixed): Likewise.
343 (subsi3_insn): Likewise.
345 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
347 * config/arc/arc.md (movsi_cond_exec): Update constraint.
349 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
351 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
352 expressions with MINUS and UNARY ops.
354 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
357 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
359 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
360 between vec_select and vector argument.
361 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
362 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
363 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
364 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
365 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
366 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
368 2017-03-13 Richard Biener <rguenther@suse.de>
371 * params.def (vect-max-peeling-for-alignment): Fix typo.
373 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
375 * doc/install.texi (Specific) <mips-*-*>: Remove description of
376 issue that only occurred with binutils below 2.18.
378 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
380 * doc/install.texi (Specific) <cris-axis-elf>: No longer
381 refer to binutils 2.11/2.12 minimum.
383 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
385 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
386 ftp.kernel.org and simplify binutils requirement.
388 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
390 * doc/invoke.texi (Warning Options): Fix spelling of link-time
392 (Optimize Options): Ditto. Also remove redundancy.
394 2017-03-10 David Malcolm <dmalcolm@redhat.com>
397 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
399 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
400 to G_ to avoid double translation.
402 2017-03-10 David Malcolm <dmalcolm@redhat.com>
405 * auto-profile.c (get_combined_location): Convert leading
406 character of diagnostics to lower case and remove trailing period.
407 (read_profile): Likewise for various diagnostics.
408 * config/arm/arm.c (arm_option_override): Remove trailing period
409 from various diagnostics.
410 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
411 (msp430_expand_delay_cycles): Likewise.
413 2017-03-10 David Malcolm <dmalcolm@redhat.com>
416 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
417 full command-line argument, rather than just "str".
418 (aarch64_validate_march): Likewise.
419 (aarch64_validate_mtune): Likewise.
421 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
423 PR rtl-optimization/78911
424 * lra-assigns.c (must_not_spill_p): New function.
427 2017-03-10 Jakub Jelinek <jakub@redhat.com>
429 PR tree-optimization/79981
430 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
431 ATOMIC_COMPARE_EXCHANGE ifn result.
432 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
433 IFN_ATOMIC_COMPARE_EXCHANGE.
435 2017-03-10 David Malcolm <dmalcolm@redhat.com>
438 * opts.c (parse_sanitizer_options): Add missing question mark to
439 "did you mean" message.
441 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
443 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
445 (VMULEUH_UNS): Likewise.
446 (VMULOUB_UNS): Likewise.
447 (VMULOUH_UNS): Likewise.
448 * config/rs6000/rs6000.c (builtin_function_type): Remove
449 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
451 2017-03-10 David Malcolm <dmalcolm@redhat.com>
454 * read-rtl-function.c (function_reader::read_rtx_operand): Update
455 x with result of extra_parsing_for_operand_code_0.
456 (function_reader::extra_parsing_for_operand_code_0): Convert
457 return type from void to rtx, returning x. When reading
458 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
459 larger size containing struct block_symbol.
461 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
463 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
464 -mfloat128-hardware without -m64.
466 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
469 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
470 entries to the case statement that marks unsigned arguments to
471 overloaded functions.
473 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
475 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
476 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
478 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
481 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
482 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
484 2017-03-10 Martin Liska <mliska@suse.cz>
488 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
489 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
492 2017-03-10 Olivier Hainque <hainque@adacore.com>
494 * tree-switch-conversion (array_value_type): Start by resetting
495 candidate type to it's main variant.
497 2017-03-10 Jakub Jelinek <jakub@redhat.com>
499 PR rtl-optimization/79909
500 * combine.c (try_combine): Use simplify_replace_rtx on individual
501 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
502 of the whole CALL_INSN_FUNCTION_USAGE.
504 PR tree-optimization/79972
505 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
506 get_range_info on SSA_NAMEs. Formatting fixes.
508 2017-03-10 Richard Biener <rguenther@suse.de>
509 Jakub Jelinek <jakub@redhat.com>
511 PR tree-optimization/77975
512 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
514 (get_val_for): For constant x return it. Formatting fix.
515 (loop_niter_by_eval): Avoid pointless looping if the next iteration
516 would use the same bases as the current one.
518 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
520 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
521 instead of vec_select for V1TImode.
522 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
524 (VSX_LE_128): Add V1TI to this mode iterator.
525 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
526 (*vsx_le_perm_store_<mode>): Likewise.
527 (pre-reload splitter for VSX stores): Likewise.
528 (post-reload splitter for VSX stores): Likewise.
529 (*vsx_xxpermdi2_le_<mode>): Likewise.
530 (*vsx_lxvd2x2_le_<mode>): Likewise.
531 (*vsx_stxvd2x2_le_<mode>): Likewise.
533 2017-03-09 Michael Eager <eager@eagercon.com>
535 Correct failures with --enable-checking=yes,rtl.
537 * config/microblaze/microblaze.c (microblaze_expand_shift):
538 Replace GET_CODE test with CONST_INT_P and INTVAL test with
540 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
541 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
543 2017-03-09 Richard Biener <rguenther@suse.de>
545 PR tree-optimization/79977
546 * graphite-scop-detection.c (scop_detection::merge_sese):
547 Handle the case of extra exits to blocks dominating the entry.
549 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
551 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
554 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
556 PR rtl-optimization/79949
557 * lra-constraints.c (process_alt_operands): Check memory when
558 trying to predict a cycle. Print about the overall increase.
560 2017-03-09 Richard Biener <rguenther@suse.de>
563 * gimple-expr.c (useless_type_conversion_p): Preserve
564 TYPE_SATURATING for fixed-point types.
566 2017-03-09 Richard Biener <rguenther@suse.de>
569 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
570 alignment of BLKmode params.
572 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
575 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
576 (VALL_NO_V2Q): Likewise.
578 * config/aarch64/aarch64-simd.md
579 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
581 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
582 VALL_NO_V2Q mode iterator.
583 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
585 2017-03-09 Martin Liska <mliska@suse.cz>
587 PR tree-optimization/79631
588 * tree-chkp-opt.c (chkp_is_constant_addr): Call
589 tree_int_cst_sign_bit just for INTEGER constants.
591 2017-03-09 Martin Liska <mliska@suse.cz>
595 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
598 2017-03-09 Marek Polacek <polacek@redhat.com>
601 * tree.c (inchash::add_expr): Handle TREE_VEC.
603 2017-03-09 Martin Liska <mliska@suse.cz>
606 (chkp_narrow_size_and_offset): New function.
607 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
608 (void chkp_parse_bit_field_ref): New function.
609 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
610 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
612 2017-03-09 Martin Liska <mliska@suse.cz>
615 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
616 (chkp_find_bounds_1): Remove gcc_unreachable.
618 2017-03-09 Jakub Jelinek <jakub@redhat.com>
621 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
622 BUILT_IN_SYNC*, determine the access type from the size suffix and
623 always build a MEM_REF with that type. Handle forgotten
624 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
627 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
628 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
629 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
630 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
631 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
632 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
633 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
634 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
635 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
636 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
637 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
638 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
639 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
640 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
641 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
642 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
643 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
644 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
645 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
646 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
647 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
648 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
649 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
650 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
651 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
652 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
653 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
654 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
655 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
656 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
657 definitions outside of __OPTIMIZE__ guarded section.
660 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
661 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
662 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
663 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
666 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
668 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
669 ("vfenez<mode>"): Add missing constraints.
671 2017-03-08 Martin Sebor <msebor@redhat.com>
674 * config/nds32/nds32.c (nds32_option_override):
676 2017-03-08 Jakub Jelinek <jakub@redhat.com>
679 * gimplify.c (gimplify_omp_for): Replace index var in outer
680 taskloop statement with an artificial variable and add
681 OMP_CLAUSE_PRIVATE clause for it.
683 2017-03-08 Richard Biener <rguenther@suse.de>
685 PR tree-optimization/79955
686 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
687 for accesses that are completely outside of the variable.
689 2017-03-08 Andrew Haley <aph@redhat.com>
691 PR tree-optimization/79943
692 * tree-ssa-loop-split.c (compute_new_first_bound): When
693 calculating the new upper bound, (END-BEG) should be added, not
696 2017-03-08 Jakub Jelinek <jakub@redhat.com>
698 * config/avr/avr.md (setmemhi): Make sure match_dup
699 operand number comes before match_scratch.
701 2017-03-08 Richard Biener <rguenther@suse.de>
703 PR tree-optimization/79920
704 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
705 with ncopies == 1 to ...
706 (vect_transform_slp_perm_load): ... here. Properly compute
707 all element loads by iterating VF times over the group. Do
708 not handle ncopies (computed in a broken way) in
709 vect_create_mask_and_perm.
711 2017-03-08 Jakub Jelinek <jakub@redhat.com>
714 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
715 is a uniform vector, use uniform_vector_p return value instead of
716 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
718 2017-03-07 Marek Polacek <polacek@redhat.com>
721 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
722 (alloca_call_type): Likewise.
724 2017-03-07 Martin Liska <mliska@suse.cz>
726 * gcov.c (process_args): Put comment to correct location.
728 2017-03-07 Martin Liska <mliska@suse.cz>
731 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
732 Use array_at_struct_end_p instead of DECL_CHAIN (field).
733 (chkp_narrow_bounds_for_field): Likewise.
734 (chkp_parse_array_and_component_ref): Pass one more argument to
737 2017-03-07 Richard Biener <rguenther@suse.de>
739 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
742 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
744 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
745 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
747 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
750 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
751 to end of description.
752 (PARAM_MAX_STORES_TO_MERGE): Likewise.
754 2017-03-07 Jakub Jelinek <jakub@redhat.com>
756 PR rtl-optimization/79901
757 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
759 (*avx512f_<code><mode>3<mask_name>): ... this.
760 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
761 iterator instead of VI8_AVX2_AVX512BW.
763 PR rtl-optimization/79901
764 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
765 min/max expander, expand it using expand_vec_cond_expr.
768 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
771 2017-03-06 Jakub Jelinek <jakub@redhat.com>
774 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
775 to void * for PCH reasons.
776 * dwarf2out.c (output_loc_operands, output_die): Cast
777 v.val_vec.array to unsigned char *.
779 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
782 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
785 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
787 PR rtl-optimization/79571
788 * lra-constraints.c (process_alt_operands): Calculate static
789 reject and subtract it from overall when only addresses will be
792 2017-03-06 Julia Koval <julia.koval@intel.com>
795 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
796 incoming stack boundary to 128 for 64-bit targets.
798 2017-03-06 Richard Biener <rguenther@suse.de>
800 PR tree-optimization/79894
801 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
802 to NULL after folding it.
804 2017-03-06 Richard Biener <rguenther@suse.de>
806 PR tree-optimization/79824
807 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
808 check disabling peeling for gaps.
810 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
812 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
813 attributes): Document gettimeofday.
815 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
817 * config/s390/s390.c (s390_option_override_internal): Set
818 PARAM_MIN_VECT_LOOP_BOUND
820 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
822 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
823 * config/s390/s390.md: Likewise.
825 2017-03-06 Jakub Jelinek <jakub@redhat.com>
828 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
829 (<avx2_avx512>_perm<mode>): Rename to ...
830 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
832 (<avx512>_perm<mode>_mask): Rename to ...
833 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
835 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
836 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
837 instead of VI8F_256_512.
838 (avx512f_perm<mode>): New define_expand.
839 (avx512f_perm<mode>_mask): Likewise.
840 (avx512f_perm<mode>_1<mask_name>): New define_insn.
841 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
843 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
845 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
846 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
848 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
850 2017-03-06 Martin Liska <mliska@suse.cz>
853 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
854 when having a SSA NAME w/o VAR_DECL assigned to it.
856 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
858 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
859 msa_dpsub_<su>_d): Fix MODE for vec_select.
861 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
863 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
865 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
867 2017-03-06 Richard Biener <rguenther@suse.de>
869 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
870 * plugin.c (register_plugin_info): Likewise.
871 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
873 2017-03-05 Jakub Jelinek <jakub@redhat.com>
875 * config/i386/sse.md (sse_storehps, sse_storelps,
876 avx_<castmode><avxsizesuffix>_<castmode>,
877 avx512f_<castmode><avxsizesuffix>_<castmode>,
878 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
879 in condition that at least one operand is not a MEM.
881 2017-03-03 Jakub Jelinek <jakub@redhat.com>
884 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
885 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
887 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
888 gimple_call_nothrow_p flag based on whether original builtin can throw.
889 If it can, emit following stmts on the fallthrough edge.
890 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
891 don't create new bb if inserting just debug stmts on the edge, try to
892 insert them on the fallthru bb or just reset debug stmts.
894 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
897 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
898 restore recog_data (including the operand rtxes inside it) around
899 the call to get_insn_template.
901 2017-03-03 Martin Sebor <msebor@redhat.com>
903 PR tree-optimization/79699
904 * context.c (context::~context): Free MPFR caches to avoid
905 a memory leak on program exit.
907 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
909 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
910 Use wide_int::ulow () instead of .elt (0).
912 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
914 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
915 (*pushxf): Limit oF constraint to 32bit targets and add oC
916 constraint for 64bit targets.
917 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
918 (*pushdf): Change rmF constraint to rmC.
920 2017-03-03 Martin Liska <mliska@suse.cz>
922 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
923 Remove unused variable.
925 2017-03-03 Jakub Jelinek <jakub@redhat.com>
928 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
929 is a memory operand, increase num_memory.
930 (ix86_expand_args_builtin): Likewise.
932 2017-03-03 Jan Hubicka <jh@suse.cz>
935 * ipa-devirt.c (maybe_record_node): Properly handle
936 __cxa_pure_virtual visibility.
938 2017-03-03 Martin Liska <mliska@suse.cz>
940 PR tree-optimization/79803
941 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
943 (pass_loop_prefetch::execute): Disabled optimization if an
944 assumption about L1 cache size is not met.
946 2017-03-03 Martin Liska <mliska@suse.cz>
948 PR rtl-optimization/79574
949 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
950 (hash_scan_set): Likewise.
951 (dump_hash_table): Likewise.
952 (hoist_code): Likewise.
954 2017-03-03 Richard Biener <rguenther@suse.de>
956 * fixed-value.c (fixed_from_string): Restore use of elt (1)
957 in place of uhigh ().
958 (fixed_convert_from_real): Likewise.
960 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
963 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
965 2017-03-03 Richard Biener <rguenther@suse.de>
968 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
969 TYPE_OVERFLOW_UNDEFINED check.
971 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
973 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
975 (vector_ae_<mode>_p): Likewise.
976 (vector_nez_<mode>_p): Likewise.
977 (vector_ne_v2di_p): Likewise.
978 (vector_ae_v2di_p): Likewise.
979 (vector_ne_<mode>_p): Likewise.
980 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
982 (vsx_tsqrt<mode>2_fe): Likewise.
984 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
987 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
989 2017-03-02 Jakub Jelinek <jakub@redhat.com>
991 PR rtl-optimization/79780
992 * cprop.c (one_cprop_pass): When second and further conditional trap
993 in a single basic block is turned into an unconditional trap, turn it
994 into a deleted note to avoid RTL verification failures.
996 2017-03-02 Richard Biener <rguenther@suse.de>
998 * fold-const.c (const_binop): Use ulow () instead of elt (0).
1000 2017-03-02 Richard Biener <rguenther@suse.de>
1002 PR tree-optimization/79345
1004 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
1005 param and abort the walk, returning -1 if it is hit.
1006 (walk_aliased_vdefs): Take a limit param and pass it on.
1007 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
1008 defaulting to 0 and return a signed int.
1009 * tree-ssa-uninit.c (struct check_defs_data): New struct.
1010 (check_defs): New helper.
1011 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
1012 about uninitialized memory.
1013 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
1014 bogus uninitialized warning.
1015 (fixed_convert_from_real): Likewise.
1017 2017-03-02 Bin Cheng <bin.cheng@arm.com>
1019 PR tree-optimization/66768
1020 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
1021 iv_use if base object can't be determined.
1023 2017-03-02 Jakub Jelinek <jakub@redhat.com>
1025 PR tree-optimization/79345
1026 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
1027 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
1028 (get_pattern_stats): Initialize it.
1029 * genemit.c (gen_expand): Verify match_scratch numbers come after
1030 match_operand/match_dup numbers.
1031 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
1032 match_scratch numbers.
1033 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
1035 * config/s390/s390.md (trunctdsd2): Likewise.
1037 2017-03-02 Richard Biener <rguenther@suse.de>
1039 * wide-int.h (wide_int_storage::operator=): Implement in terms
1042 2017-03-02 Richard Biener <rguenther@suse.de>
1044 PR tree-optimization/79777
1045 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
1046 the to insert expression to sth existing.
1048 2017-03-01 Martin Sebor <msebor@redhat.com>
1051 * gimple-ssa-sprintf.c
1052 (directive::known_width_and_precision): New function.
1053 (format_integer): Use it.
1054 (get_mpfr_format_length): Consider the full range of precision
1055 when computing %g output with the # flag. Set the likely byte
1056 count to 3 rather than 1 when precision is indeterminate.
1057 (format_floating): Correct the lower bound of precision.
1059 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1061 * doc/invoke.texi: Document default code model for 64-bit Linux.
1063 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1066 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
1067 udiv rather than div since input pattern is unsigned.
1069 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
1071 * config/i386/i386.c (print_reg): Warn for values of
1072 unsupported size in integer register.
1074 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1077 * config/rs6000/predicates.md (current_file_function_operand): Do
1078 not allow self calls to be local if the function is replaceable.
1080 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1083 * config/rs6000/altivec.h (vec_ctz and others): Change the
1084 preprocessor macro that controls conditional compilation from
1085 _ARCH_PWR9 to __POWER9_VECTOR__.
1086 (vec_all_ne): Change parameterization of __altivec_scalar_pred
1087 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
1088 control (instead of _ARCH_PWR9 control) so that template
1089 definition uses power9-specific function.
1090 (vec_any_eq): Likewise.
1091 (vec_all_ne): Change macro definition to use a power9-specific
1092 expansion under #ifdef __POWER9_VECTOR__ control (instead of
1093 _ARCH_PWR9 control).
1094 (vec_any_eq) Likewise.
1095 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
1096 expansion for CMPNEF to remove support for xvcmpnesp instruction.
1097 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
1098 support for xvcmpnedp instruction.
1099 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
1100 macro expansion so that Power9 implementation of vec_all_ne does
1101 not use the AltiVec predicate framework.
1102 (VCMPNEH_P): Likewise.
1103 (VCMPNEW_P): Likewise.
1104 (VCMPNED_P): Likewise.
1105 (VCMPNEFP_P): Likewise.
1106 (VCMPNEDP_P): Likewise.
1107 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
1108 implementation of vec_any_eq to not use AltiVec predicate
1110 (VCMPAEH_P): Likewise.
1111 (VCMPAEW_P): Likewise.
1112 (VCMPAED_P): Likewise.
1113 (VCMPAEFP_P): Likewise.
1114 (VCMPAEDP_P): Likewise.
1115 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
1116 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
1117 not use the AltiVec predicate framework.
1118 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
1119 of vec_any_eq to not use AltiVec predicate framework.
1120 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1121 support for predefined __POWER9_VECTOR__ macro to indicate that
1122 Power9 instruction selection is enabled.
1123 (altivec_overloaded_builtins): Remove extraneous
1124 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
1125 function argument types RS6000_BTI_bool_V16QI and
1126 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
1127 entry for overloaded function argument types RS6000_BTI_bool_V4SI
1128 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
1129 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
1130 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
1131 Power9 for implementations of vec_cmpne. Change the signature for
1132 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
1133 (representing vec_all_ne) to remove the previously described first
1134 argument of type RS6000_BTI_INTSI, as this was an artifact of
1135 reliance on the AltiVec predicate framework, which is no longer
1136 used in the implementation of these functions. Add
1137 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
1138 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
1139 since, unlike the AltiVec predicate framework implementation, we
1140 do not share function descriptors between vec_alle and vec_anyeq.
1141 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
1142 set of modes that receive special treatment even when
1143 TARGET_P9_VECTOR is true. The special treatment emits code that
1144 does not depend on Power9 instructions.
1145 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
1146 define_expand to not rely on AltiVec predicate framework.
1147 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1149 (vector_ne_v2di_p): Change this define_expand to not rely on
1150 AltiVec predicate framework.
1151 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
1153 (vector_ne_<mode>_p): Change this define_expand to not rely on
1154 AltiVec predicate framework.
1155 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
1157 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
1158 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
1159 define_insn pattern.
1160 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
1161 define_insn pattern because the xvcmpne<VSs>. instruction is not
1163 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
1164 instruction is not supported.
1166 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1168 * config/nvptx/nvptx.c: Include intl.h.
1170 2017-03-01 Martin Jambor <mjambor@suse.cz>
1173 * ipa-prop.h (ipa_bits): Removed field known.
1174 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
1175 to pointers. Adjusted their comments to warn about their sharing.
1176 (ipcp_transformation_summary): Change bits to a vector of pointers.
1177 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
1178 (ipa_get_ipa_bits_for_value): Declare.
1179 * tree-vrp.h (value_range): Mark as GTY((for_user)).
1180 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
1181 (ipa_bits_hash_table): Likewise.
1182 (ipa_vr_ggc_hash_traits): Likewise.
1183 (ipa_vr_hash_table): Likewise.
1184 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
1185 being pointers and vr_known being removed.
1186 (ipa_set_jf_unknown): Likewise.
1187 (ipa_get_ipa_bits_for_value): New function.
1188 (ipa_set_jfunc_bits): Likewise.
1189 (ipa_get_value_range): New overloaded functions.
1190 (ipa_set_jfunc_vr): Likewise.
1191 (ipa_compute_jump_functions_for_edge): Use the above functions to
1192 construct bits and vr parts of jump functions.
1193 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
1194 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1196 (ipcp_grow_transformations_if_necessary): Also allocate
1197 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
1199 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
1200 them. Fix too long lines.
1201 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
1202 vr_known being removed.
1203 (ipa_read_jump_function): Use new setter functions to construct bits
1204 and vr parts of jump functions or set them to NULL.
1205 (write_ipcp_transformation_info): Adjust for bits being pointers.
1206 (read_ipcp_transformation_info): Likewise.
1207 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
1209 Include gt-ipa-prop.h.
1210 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
1212 (ipcp_store_bits_results): Likewise.
1213 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
1214 Do not write to existing jump functions but use a temporary instead.
1216 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1219 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
1220 attempt to use its first operand as BIT_FIELD_REF base.
1222 2017-03-01 Richard Biener <rguenther@suse.de>
1225 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
1226 interpolating formula in wrapping arithmetic.
1227 (chrec_apply): Convert chrec_evaluate return value to wanted type.
1229 2017-03-01 Jakub Jelinek <jakub@redhat.com>
1231 PR tree-optimization/79734
1232 * tree-vect-generic.c (expand_vector_condition): Optimize
1233 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
1234 Handle VEC_COND_EXPR where comparison has different inner width from
1237 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
1239 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
1240 markup, and similar issues. Remove @opindex entries for things
1241 that aren't options. Add missing -mmpy-option entries.
1243 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1245 PR tree-optimization/79737
1246 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
1247 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
1248 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
1249 instead of byte_size. Formatting fix.
1250 (shift_bytes_in_array_right): Formatting fix.
1252 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
1255 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
1256 condition on optimize for the leaf function test.
1258 2017-02-28 Martin Liska <mliska@suse.cz>
1261 * read-rtl-function.c (function_reader::handle_unknown_directive):
1262 Bail out when one uses -flto.
1264 2017-02-28 Martin Liska <mliska@suse.cz>
1266 * common.opt: Replace space with tabular for options of <number>
1268 * config/i386/i386.opt: Show <number> value for
1269 -mlarge-data-threshold.
1270 * opts.c (print_filtered_help): Do not display number in hexadecimal
1273 2017-02-28 Martin Liska <mliska@suse.cz>
1275 * common.opt: Fix --help=option -Q for options which are of
1278 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
1280 * config/i386/i386.c (print_reg): Error out for values
1281 of 8-bit size in invalid integer register.
1283 2017-02-28 Martin Sebor <msebor@redhat.com>
1285 PR tree-optimization/79691
1286 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
1288 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1291 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
1292 gcc_unreachable with output_operand_lossage.
1294 2017-02-28 Richard Biener <rguenther@suse.de>
1296 PR tree-optimization/79740
1297 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
1299 (visit_nary_op): Insert the nary into the hashtable if we
1300 pattern-matched sth.
1301 * tree-ssa-pre.c (eliminate_insert): Robustify.
1303 2017-02-28 Richard Biener <rguenther@suse.de>
1306 * fold-const.c (decode_field_reference): Reject out-of-bound
1309 2017-02-28 Jakub Jelinek <jakub@redhat.com>
1311 * config/i386/i386.c: Include intl.h.
1312 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
1313 instead of just cond ? "..." : "...".
1314 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
1315 * coverage.c (read_counts_file): Likewise.
1316 * omp-offload.c: Include intl.h.
1317 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
1318 of just cond ? "..." : "...".
1319 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
1320 of just cond ? "..." : "...".
1322 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
1325 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
1327 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
1328 'tune for' CPU name.
1329 * config/arm/arm-cpu-data.h: Regenerated.
1331 2017-02-28 Richard Biener <rguenther@suse.de>
1333 PR tree-optimization/79732
1334 * tree-inline.c (expand_call_inline): Do not shadow var.
1336 2017-02-28 Richard Biener <rguenther@suse.de>
1338 PR tree-optimization/79723
1339 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
1340 address-space properly.
1342 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
1344 * doc/optinfo.texi (Optimization groups): Fix option used for
1346 * doc/invoke.texi (-fopt-info): Document "omp".
1347 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
1348 (OPTGROUP_ALL): Add OPTGROUP_OMP.
1349 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
1350 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
1351 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
1353 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
1355 * dumpfile.c (optgroup_options): Instead of "openmp", associate
1356 OPTGROUP_OMP with "omp".
1358 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
1361 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
1362 for arithmetic shift of unsigned V2DI.
1364 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
1366 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
1367 arc/linux.h headers.
1368 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
1369 (LINK_SPEC): Likewise.
1370 (ARC_TLS_EXTRA_START_SPEC): Likewise.
1371 (EXTRA_SPECS): Likewise.
1372 (STARTFILE_SPEC): Likewise.
1373 (ENDFILE_SPEC): Likewise.
1374 (LIB_SPEC): Likewise.
1375 (TARGET_SDATA_DEFAULT): Likewise.
1376 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
1377 (MULTILIB_DEFAULTS): Likewise.
1378 (DWARF2_UNWIND_INFO): Likewise.
1379 * config/arc/big.h: New file.
1380 * config/arc/elf.h: Likewise.
1381 * config/arc/linux.h: Likewise.
1382 * config/arc/t-uClibc: Remove.
1384 2017-02-27 Bin Cheng <bin.cheng@arm.com>
1386 PR tree-optimization/77536
1387 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
1388 (tree_transform_and_unroll_loop): Use above function to compute the
1389 estimated niter of unrolled loop and use it when scaling profile.
1390 Also use count info rather than frequency if it's non-zero.
1391 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
1392 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
1393 (vect_transform_loop): Call above function.
1395 2017-02-27 Richard Biener <rguenther@suse.de>
1397 PR tree-optimization/45397
1398 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
1399 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
1400 (visit_nary_op): Add pattern matching for CSEing sign-changed
1401 or truncated operations with wider ones.
1403 2017-02-27 Richard Biener <rguenther@suse.de>
1405 PR tree-optimization/79690
1406 * tree-vect-stmts.c (vectorizable_store): Use vector type
1407 built from the DR with address-space.
1409 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1411 * doc/invoke.texi (Optimize Options): Refine the description
1412 of asan-use-after-return.
1414 2017-02-25 Alan Modra <amodra@gmail.com>
1416 PR rtl-optimization/79584
1417 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
1418 base, not ad->base_term, the reg within base. Remove assertion
1419 that ad->base == ad->base_term. Replace gen_int_mode using
1420 bogus mode with const0_rtx.
1422 2017-02-25 Jakub Jelinek <jakub@redhat.com>
1425 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
1426 FMA_EXPR like tcc_binary or tcc_unary.
1428 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
1431 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
1433 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
1434 (output_loc_operands): Handle DW_OP_call_ref and
1435 DW_OP_GNU_variable_value.
1436 (struct variable_value_struct): New type.
1437 (struct variable_value_hasher): Likewise.
1438 (variable_value_hash): New variable.
1439 (string_types): Remove.
1440 (copy_loc_descr): New function.
1441 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
1442 (prepend_loc_descr_to_each): New function.
1443 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
1444 instead of add_loc_descr_to_each if the first argument is single
1445 location list and the second has multiple.
1446 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
1447 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
1448 when looking for variable value which doesn't have other location info.
1449 (loc_list_from_tree): Formatting fix.
1450 (gen_array_type_die): Simplify DW_AT_string_length handling.
1451 (adjust_string_types): Remove.
1452 (gen_subprogram_die): Don't call adjust_string_types nor test/set
1453 string_types. Call resolve_variable_values.
1454 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
1455 (resolve_addr_in_expr): Likewise. Add A argument.
1456 (copy_deref_exprloc): Remove deref argument. Adjust for the
1457 original expression being DW_OP_GNU_variable_value with optionally
1458 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
1459 optionally after it.
1460 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
1461 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
1462 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
1463 (variable_value_hasher::hash, variable_value_hasher::equal): New
1465 (resolve_variable_value_in_expr, resolve_variable_value,
1466 resolve_variable_values, note_variable_value_in_expr,
1467 note_variable_value): New functions.
1468 (dwarf2out_early_finish): Call note_variable_value on all toplevel
1471 2017-02-24 Jakub Jelinek <jakub@redhat.com>
1474 * opts.h (handle_generated_option): Add GENERATED_P argument.
1475 * opts-common.c (handle_option): Adjust function comment.
1476 (handle_generated_option): Add GENERATED_P argument, pass it to
1478 (control_warning_option): Pass false to handle_generated_option
1480 * opts.c (maybe_default_option): Pass true to handle_generated_option
1482 * optc-gen.awk: Likewise.
1484 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1486 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
1487 a REG, look at the REG it is a SUBREG of.
1488 (splitter for cmpeqsi_t): Ditto.
1490 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1492 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
1493 the special USEs with the pattern of the insn, not the insn itself.
1495 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
1498 * doc/invoke.texi: Document -mload-store-pairs.
1500 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1501 Sandra Loosemore <sandra@codesourcery.com>
1503 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
1504 argument isn't a CONST_INT.
1505 (nios2_alternate_compare_const): Assert op is a CONST_INT.
1506 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
1507 (nios2_validate_compare): Bypass alternate compare logic if *op2
1509 (ldstwm_operation_p): Return false if first_base is not a REG or
1510 if first_offset is not a CONST_INT.
1512 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1514 * config/cris/cris.md: Use correct operand in a define_peephole2.
1516 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1518 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
1520 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
1522 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
1523 this_insn if it is an INSN or JUMP_INSN.
1524 (force_offsettable): Look at base, not at addr.
1525 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
1526 on things that aren't necessarily CONST_INTs.
1528 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
1530 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
1531 -mfpmath=sse is the default also for x86-32 targets with SSE2
1532 instruction set when @option{-ffast-math} is enabled
1534 2017-02-24 Jeff Law <law@redhat.com>
1536 PR rtl-optimizatoin/79286
1537 * ira.c (update_equiv_regs): Drop may_trap_p exception to
1540 2017-02-24 Richard Biener <rguenther@suse.de>
1542 PR tree-optimization/79389
1543 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
1546 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
1548 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
1549 function comment to reflect reality.
1550 (loop_exits_before_overflow): Fix typo in function description.
1552 2017-02-24 Richard Biener <rguenther@suse.de>
1554 PR tree-optimization/79389
1555 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
1556 properly that a threading opportunity exists. Detect conditional
1557 copy/constant propagation opportunities.
1559 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
1561 * config/visium/visium.md (type): Add trap.
1562 (b): New mode attribute.
1563 (*btst): Rename into...
1564 (*btst<mode>): ...this and adjust.
1565 (*cbranchsi4_btst_insn): Rename into...
1566 (*cbranch<mode>4_btst_insn): ...this and adjust.
1567 (trap): New define_insn.
1569 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1571 PR tree-optimization/79389
1572 * ifcvt.c (struct noce_if_info): Add rev_cond field.
1573 (noce_reversed_cond_code): New function.
1574 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
1575 reversed_comparison_code. Formatting fix.
1576 (noce_try_store_flag): Test rev_cond != NULL in addition to
1577 reversed_comparison_code.
1578 (noce_try_store_flag_constants): Likewise.
1579 (noce_try_store_flag_mask): Likewise.
1580 (noce_try_addcc): Use rev_cond if non-NULL instead of
1581 reversed_comparison_code.
1582 (noce_try_cmove_arith): Likewise. Formatting fixes.
1583 (noce_try_minmax, noce_try_abs): Clear rev_cond.
1584 (noce_find_if_block): Initialize rev_cond.
1585 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
1586 instead of false as last argument never attempt to reverse it
1589 2017-02-23 Bin Cheng <bin.cheng@arm.com>
1591 PR tree-optimization/79663
1592 * tree-predcom.c (combine_chains): Process refs in reverse order
1593 only for ZERO length chains, and add explaining comment.
1595 2017-02-23 Jeff Law <law@redhat.com>
1597 PR tree-optimization/79578
1598 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
1599 in call to operand_equal_p.
1601 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
1604 * config/i386/cpuid.h: Fix another undefined behavior.
1606 2017-02-23 Richard Biener <rguenther@suse.de>
1608 PR tree-optimization/79683
1609 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
1610 vector types for data-refs.
1612 2017-02-23 Martin Liska <mliska@suse.cz>
1614 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
1616 2017-02-23 Jakub Jelinek <jakub@redhat.com>
1619 * internal-fn.c (get_range_pos_neg): Moved to ...
1620 * tree.c (get_range_pos_neg): ... here. No longer static.
1621 * tree.h (get_range_pos_neg): New prototype.
1622 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
1623 are known to be in between 0 and signed maximum inclusive, try to
1624 expand both unsigned and signed divmod and use the cheaper one from
1627 2017-02-22 Jeff Law <law@redhat.com>
1629 PR tree-optimization/79578
1630 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
1631 to compare base operands.
1633 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
1636 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
1637 gpc_reg_operand instead of fpr_reg_operand.
1639 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
1641 * config/mips/mips.c (mips_return_in_memory): Force FP
1642 vector types to be returned in memory for o32 ABI.
1644 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1646 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
1647 instead of DW_TAG_member for static data member declarations and don't
1648 set no_linkage_name for static inline data members.
1649 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
1652 2017-02-22 Martin Liska <mliska@suse.cz>
1654 * doc/invoke.texi: Replace inequality signs with square brackets
1657 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1659 PR tree-optimization/68644
1660 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
1662 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
1665 * lra-constraints.c (simplify_operand_subreg): Handle
1666 WORD_REGISTER_OPERATIONS targets.
1668 2017-02-22 Jakub Jelinek <jakub@redhat.com>
1671 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
1672 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
1673 elimination by swapping fld*.
1675 2017-02-22 Richard Biener <rguenther@suse.de>
1677 PR tree-optimization/79673
1678 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
1679 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
1680 irrelevant address-space qualifiers and avoiding a
1681 ADDR_SPACE_CONVERT_EXPR from fold_convert.
1683 2017-02-22 Richard Biener <rguenther@suse.de>
1685 PR tree-optimization/79666
1686 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
1687 to not symbolically negate if that may introduce undefined
1690 2017-02-22 Martin Liska <mliska@suse.cz>
1693 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
1694 * data-streamer-out.c (streamer_write_gcov_count_stream):
1696 * value-prof.c (stream_out_histogram_value): Make assert more
1697 precise based on type of counter.
1699 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
1702 * config/i386/i386.md (standard_x87sse_constant_load splitter):
1703 Use nonimmediate_operand instead of memory_operand for operand 1.
1704 (float-extend standard_x87sse_constant_load splitter): Ditto.
1706 2017-02-21 Jeff Law <law@redhat.com>
1708 PR tree-optimization/79621
1709 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
1710 blocks with edges to themselves.
1712 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1715 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
1716 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
1717 Use gimple_call_builtin_p.
1720 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
1721 on temporarily removed DEBUG_INSNs.
1723 PR tree-optimization/79649
1724 * tree-loop-distribution.c (classify_partition): Give up on
1725 non-generic address space loads/stores.
1727 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
1729 * doc/loop.texi (Loop manipulation): Remove nonexistent
1730 tree_ssa_loop_version from the documentation.
1731 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
1733 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1736 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
1737 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
1738 * config/rs6000/rs6000.c: Include except.h.
1739 (rs6000_expand_split_stack_prologue): Call
1740 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
1742 2017-02-21 Martin Jambor <mjambor@suse.cz>
1745 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
1748 2017-02-21 Martin Jambor <mjambor@suse.cz>
1750 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
1751 for backward compatibility only.
1752 * doc/invoke.texi (Option Summary): Remove all references to
1755 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
1759 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1761 * lra-constraints.c (curr_insn_transform): Handle
1762 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
1764 2017-02-21 Martin Liska <mliska@suse.cz>
1766 * config/i386/i386.opt: Replace -masm-dialect with -masm.
1768 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
1770 PR translation/79638
1771 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
1773 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
1776 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1777 (arm_function_ok_for_sibcall): Return false for an indirect call by
1778 descriptor if all the argument registers are used.
1779 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
1780 alignment of the function.
1782 2017-02-21 Jakub Jelinek <jakub@redhat.com>
1784 PR tree-optimization/61441
1785 * simplify-rtx.c (simplify_const_unary_operation): For
1786 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
1787 the sNaN unmodified.
1789 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1791 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1792 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1793 instead of SYSTEM_HEADER_DIR.
1795 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
1796 Martin Liška <mliska@suse.cz>
1798 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
1799 Fix typos and grammar, use active voice, and clarify.
1801 2017-02-20 Marek Polacek <polacek@redhat.com>
1804 * gimplify.c (gimplify_expr): Handle unused *&&L;.
1807 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
1809 2017-02-20 Jakub Jelinek <jakub@redhat.com>
1812 * config/i386/i386.c (ix86_expand_builtin): Handle
1813 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
1814 ix86_builtins_isa[fcode].isa as a requirement of those
1815 flags and any other flag in the bitmask.
1816 (ix86_init_mmx_sse_builtins): Use 0 instead of
1817 ~OPTION_MASK_ISA_64BIT as mask.
1818 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
1819 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
1820 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
1821 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
1823 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1826 * lra-constraints.c (split_reg): Check requested split mode
1827 is supported by the register.
1829 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1831 * lra-constraints.c (simplify_operand_subreg): Remove early
1834 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1837 * lra-constraints.c (curr_insn_transform): Tighten condition
1838 for converting SUBREG reloads from OP_OUT to OP_INOUT.
1840 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
1843 * lra-constraints.c (curr_insn_transform): Handle
1844 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
1846 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
1849 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
1851 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
1853 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
1856 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
1859 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1861 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
1864 2017-02-18 Jakub Jelinek <jakub@redhat.com>
1866 * final.c (last_columnnum, override_columnnum): New variables.
1867 (final_start_function): Set last_columnnum, pass it to begin_prologue
1868 hook and pass 0 to dwarf2out_begin_prologue.
1869 (final_scan_insn): Update override_columnnum. Pass last_columnnum
1870 to source_line debug hook.
1871 (notice_source_line): Compute last_columnnum and for debug_column_info
1872 return true on column changes.
1873 * debug.h (struct gcc_debug_hooks): Add column argument to
1874 source_line and begin_prologue hooks.
1875 (debug_nothing_int_charstar_int_bool): Remove prototype.
1876 (debug_nothing_int_int_charstar,
1877 debug_nothing_int_int_charstar_int_bool): New prototypes.
1878 (dwarf2out_begin_prologue): Add column argument.
1879 * debug.c (do_nothing_debug_hooks): Adjust source_line and
1880 begin_prologue hooks.
1881 (debug_nothing_int_charstar_int_bool): Remove.
1882 (debug_nothing_int_int_charstar,
1883 debug_nothing_int_int_charstar_int_bool): New functions.
1884 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
1885 through to dwarf2out_source_line.
1886 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
1887 (dwarf2out_source_line): Add column argument, emit it if requested.
1888 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
1890 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
1891 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
1892 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
1893 through to dwarf2out_begin_prologue.
1894 (vmsdbgout_source_line): Add column argument, pass it through to
1895 dwarf2out_source_line.
1896 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
1897 dbxout_source_line caller.
1898 (dbxout_source_line): Add column argument.
1900 * common.opt (gno-column-info, gcolumn-info): New options.
1901 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
1902 (check_die): Also test for multiple DW_AT_decl_column attributes.
1903 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
1904 DW_AT_decl_column if requested.
1905 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
1907 (gen_variable_die): Likewise.
1908 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
1909 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
1912 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
1913 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
1914 (ix86_handle_option): Handle OPT_m3dnowa.
1915 * doc/invoke.texi (-m3dnowa): Document.
1916 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
1917 -m3dnowa instead of -m3dnow -march=athlon.
1920 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
1921 instead of gcc_assert for K, r and R code checks. Formatting fixes.
1923 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1926 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
1927 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
1928 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
1929 generator for vsx_xxpermdi_<mode>_be.
1930 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
1931 force big-endian semantics.
1932 (vsx_xxpermdi_<mode>_be): New define_expand with same
1933 implementation as previous version of vsx_xxpermdi_<mode>.
1935 2017-02-17 Jakub Jelinek <jakub@redhat.com>
1937 PR tree-optimization/79327
1938 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
1939 variable, its initialization and use.
1941 2017-02-17 Julia Koval <julia.koval@intel.com>
1943 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
1944 (OPTION_MASK_ISA_PKU_UNSET): New.
1945 (ix86_handle_option): Handle -mrdpid.
1946 * config/i386/cpuid.h (bit_RDPID): New.
1947 * config/i386/driver-i386.c (host_detect_local_cpu):
1948 Detect RDPID feature.
1949 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
1950 * config/i386/i386-c.c (ix86_target_macros_internal):
1952 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
1953 (ix86_valid_target_attribute_inner_p): Add "rdpid".
1954 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
1955 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
1956 * config/i386/i386.md (define_insn "rdpid"): New.
1957 * config/i386/i386.opt Add -mrdpid.
1958 * config/i386/immintrin.h (_rdpid_u32): New.
1960 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
1962 PR rtl-optimization/79541
1963 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
1964 instead of transforming it into USE.
1966 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
1968 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
1969 If HONOR_SNANS (SFmode) force the input to a register.
1970 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
1971 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
1972 an frsp or similar insn.
1974 2017-02-17 Martin Liska <mliska@suse.cz>
1976 PR rtl-optimization/79577
1977 * params.def (selsched-max-sched-times): Increase minimum to 1.
1979 2017-02-17 Martin Liska <mliska@suse.cz>
1981 PR rtl-optimization/79574
1982 * gcse.c (want_to_gcse_p): Prevent integer overflow.
1984 2017-02-17 Martin Liska <mliska@suse.cz>
1986 PR tree-optimization/79529
1987 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
1988 ssa_defined_default_def_p to handle cases which are implicitly
1990 * tree-ssa.c (ssa_defined_default_def_p): New function.
1991 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
1992 which are implicitly defined.
1993 * tree-ssa.h (ssa_defined_default_def_p): Declare.
1995 2017-02-17 Richard Biener <rguenther@suse.de>
1998 * params.def (max-ssa-name-query-depth): Limit to 10.
2000 2017-02-17 Richard Biener <rguenther@suse.de>
2002 PR tree-optimization/79552
2003 * tree-ssa-structalias.c (visit_loadstore): Properly verify
2006 2017-02-17 Richard Biener <rguenther@suse.de>
2009 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
2011 2017-02-17 Marek Polacek <polacek@redhat.com>
2014 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
2015 (fold_negate_expr): New wrapper.
2017 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
2019 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
2020 Correct terminology and de-emphasize pre-standard behavior.
2022 2017-02-16 Alan Modra <amodra@gmail.com>
2024 PR rtl-optimization/79286
2025 * ira.c (def_dominates_uses): New function.
2026 (update_equiv_regs): Don't create an equivalence for insns that
2027 may trap where the register def does not dominate the use.
2029 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
2031 PR rtl-optimization/78127
2032 * lra.c (lra): Call lra_eliminate before finish the loop after
2035 2017-02-16 Richard Biener <rguenther@suse.de>
2037 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
2039 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
2040 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
2041 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
2042 (isl_val_int_from_wi): New function.
2043 (extract_affine_gmp): Rename to ...
2044 (extract_affine_wi): ... this, take a widest_int.
2045 (extract_affine_int): Just wrap extract_affine_wi.
2046 (add_param_constraints): Use isl_val_int_from_wi.
2047 (add_loop_constraints): Likewise, and extract_affine_wi.
2049 2017-02-15 Jeff Law <law@redhat.com>
2052 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
2053 ira_init_register_move_cost_if_necessary.
2055 2017-02-15 Martin Sebor <msebor@redhat.com>
2058 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
2059 removed in a prior commit.
2061 2017-02-15 Bin Cheng <bin.cheng@arm.com>
2063 PR tree-optimization/79347
2064 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
2065 counters during peeling.
2067 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
2069 * Makefile.in (site.exp): Remove "set ISLVER".
2071 2017-02-15 Jakub Jelinek <jakub@redhat.com>
2074 * real.c (real_from_integer): Call real_convert even for decimal.
2076 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2079 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2081 2017-02-14 Andrew Pinski <apinski@cavium.com>
2083 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
2084 cores and change the partno/implementer to be correct.
2085 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
2086 the 'B" as the implementer.
2087 * config/aarch64/aarch64-tune.md: Regenerate.
2089 2017-02-14 Carl Love <cel@us.ibm.com>
2091 * config/rs6000/rs6000.c: Add case statement entry to make the
2092 xvcvuxdsp built-in argument unsigned.
2093 * config/rs6000/vsx.md: Fix the source and return operand types so they
2094 match the instruction definitions from the ISA document. Fix typo
2095 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
2098 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
2101 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
2102 member early_clobber_alts.
2103 * lra-lives.c (reg_early_clobber_p): New.
2104 (process_bb_lives): Use it.
2105 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
2106 (debug_operand_data): Initialize early_clobber_alts.
2107 (setup_operand_alternative): Set up early_clobber_alts.
2108 (collect_non_operand_hard_regs): Ditto. Pass early clobber
2109 alternatives to new_insn_reg.
2110 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
2112 (lra_update_insn_regno_info): Pass the new arg.
2114 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2117 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
2118 (new_oacc_loop_raw): Don't clear already cleared fields.
2121 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
2122 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
2123 _mm512_prefetch_i64gather_ps): New inline functions and macros.
2125 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
2128 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
2130 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
2133 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
2134 the extra instruction to the right place to store 128-bit constant
2137 2017-02-14 Martin Sebor <msebor@redhat.com>
2140 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
2141 warning for strings of unknown length.
2143 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
2145 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
2147 2017-02-14 Jeff Law <law@redhat.com>
2150 * ira-costs.c (scan_one_insn): Initialize register move costs
2151 for pseudos seen in USE/CLOBBER insns.
2153 PR tree-optimization/79095
2154 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
2155 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
2156 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
2157 if the operands are known to be not equal, then the resulting range
2159 (intersect_ranges): If the new range is ~[0,0] and the old range is
2160 wide, then prefer ~[0,0].
2161 * tree-vrp.c (overflow_comparison_p_1): New function.
2162 (overflow_comparison_p): New function.
2163 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
2164 if NAME is used in an overflow test.
2165 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
2166 overflow check that can be expressed as an equality test, then adjust
2167 ops to be that equality test.
2169 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2171 * config/s390/s390-builtin-types.def: Remove flags argument.
2172 * config/s390/s390.c (s390_init_builtins): Likewise.
2174 2017-02-14 Martin Liska <mliska@suse.cz>
2176 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
2177 vector. Fix trailing white spaces.
2179 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
2181 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
2184 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2186 PR rtl-optimization/68664
2187 * config/arm/arm.c (arm_sched_can_speculate_insn):
2188 New function. Declare prototype.
2189 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2191 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2193 PR rtl-optimization/68664
2194 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
2196 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
2198 2017-02-14 Amit Pawar <amit.pawar@amd.com>
2200 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
2201 max skip bytes for function, loop and jump.
2203 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2205 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
2206 ABS_EXPR for gimple dump.
2208 2017-02-14 Jakub Jelinek <jakub@redhat.com>
2211 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
2213 PR tree-optimization/79408
2214 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
2215 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
2216 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
2217 also if rhs1 is INTEGER_CST.
2219 2017-02-14 Richard Biener <rguenther@suse.de>
2222 * tree-into-ssa.c (insert_phi_nodes): When the function can
2223 have abnormal edges rewrite SSA names with broken use-def
2224 dominance out of SSA and register them for PHI insertion.
2226 2017-02-13 Martin Sebor <msebor@redhat.com>
2229 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
2230 clearing info.nowrite flag when snprintf size argument is a range.
2232 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2234 * cprop.c (cprop_jump): Add missing space in string literal.
2235 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
2236 (get_constraint_for_component_ref): Likewise.
2237 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
2238 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
2239 * lra-constraints.c (process_alt_operands): Likewise.
2240 * ipa-inline.c (inline_small_functions): Likewise.
2241 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
2242 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
2243 * trans-mem.c (diagnose_tm_1_op): Likewise.
2244 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
2245 (grid_parallel_clauses_gridifiable): Likewise.
2247 * config/nvptx/mkoffload.c (process): Add space in between
2250 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
2251 "MOD4_SSE_REGS" and "ALL_REGS".
2253 * spellcheck.c (test_data): Add , in between "foo" and "food".
2255 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2258 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
2259 boundary crossing check and subsequent code generation agree.
2261 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2263 * config/aarch64/aarch64.c (has_memory_op): Delete.
2264 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
2267 2017-02-13 Jakub Jelinek <jakub@redhat.com>
2269 PR rtl-optimization/79388
2270 PR rtl-optimization/79450
2271 * combine.c (distribute_notes): When removing TEM_INSN for which
2272 corresponding dest has last value recorded, invalidate that last
2275 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2277 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
2278 of explicit '@'. Add missing assembly comment marker on branch costs
2281 2017-02-13 Nathan Sidwell <nathan@acm.org>
2283 * gengtype-lex.l (<in_struct>): Add '/'.
2285 2017-02-13 Martin Liska <mliska@suse.cz>
2288 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
2290 2017-02-13 Richard Biener <rguenther@suse.de>
2292 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
2294 * configure: Re-generate.
2295 * config.in: Likewise.
2296 * graphite-dependences.c: Simplify as if
2297 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
2298 * graphite-isl-ast-to-gimple.c: Likewise.
2299 * graphite-optimize-isl.c: Likewise.
2300 * graphite-poly.c: Likewise.
2301 * graphite-sese-to-poly.c: Likewise.
2302 * graphite.h: Likewise.
2303 * toplev.c: Include isl/version.h and use isl_version () for
2304 printing the ISL version.
2305 * doc/install.texi: Update ISL requirement.
2307 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2309 * doc/standards.texi (Standards): Update reference to
2312 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2314 * doc/extend.texi (Named Address Spaces): sourceware.org now
2316 * doc/install.texi (Binaries): Ditto.
2319 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2321 * doc/cpp.texi: Replace "stringify"/"stringification" with C
2322 standard terminology "stringize"/"stringizing" throughout.
2323 * doc/cppinternals.texi: Likewise.
2325 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
2327 * doc/extend.texi: Fix some spelling mistakes and typos.
2328 * doc/invoke.texi: Likewise.
2330 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2333 * params.def (inline-min-speedup) Change from 10 to 8.
2335 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2337 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
2340 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
2343 * ipa-inline-analysis.c (get_minimal_bb): New function.
2344 (record_modified): Use it.
2345 (remap_edge_change_prob): Handle also ancestor functions.
2347 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
2349 * doc/contrib.texi (Contributors): Remove broken link into
2350 the Mauve CVS repository.
2352 2017-02-11 Jakub Jelinek <jakub@redhat.com>
2355 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
2356 result computation whenever lhs doesn't have vector mode, not
2357 just when it has BLKmode.
2359 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2361 * doc/makefile.texi (profiledbootstrap): Refer to the
2362 installation instructions only in textual form.
2364 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2367 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
2369 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
2371 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
2372 (Specific): Update mingw-w64 reference.
2374 (Specific): Remove broken link to Renesas RX processor.
2376 2017-02-10 Richard Biener <rguenther@suse.de>
2378 * toplev.c (process_options): Do not mention obsolete graphite
2379 options when printing sorry message about missing graphite support.
2380 Mention -floop-nest-optimize.
2382 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
2384 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
2385 (vtst_p16): Likewise.
2386 (vtstq_p8): Likewise.
2387 (vtstq_p16): Likewise.
2389 (vtstq_p64): Likewise.
2390 * config/arm/arm_neon.h (vgetq_lane_p64): New.
2391 (vset_lane_p64): New.
2392 (vsetq_lane_p64): New.
2394 2017-02-10 Jakub Jelinek <jakub@redhat.com>
2396 PR tree-optimization/79411
2397 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
2398 stmt operands are SSA_NAMEs used in abnormal phis.
2399 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
2402 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2405 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
2408 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
2410 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
2412 2017-02-09 Jakub Jelinek <jakub@redhat.com>
2414 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
2418 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
2419 not arbitrary TREE_CONSTANT.
2422 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
2423 "omp declare target link" attribute unless is_global_var.
2424 * omp-offload.c (find_link_var_op): Likewise.
2426 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
2427 Chung-Lin Tang <cltang@codesourcery.com>
2429 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
2431 (gimplify_adjust_omp_clauses): Don't delete TILE.
2432 (gimplify_omp_for): Deal with TILE.
2433 * internal-fn.c (expand_GOACC_TILE): New function.
2434 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
2436 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
2437 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
2439 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
2440 avoid DIV for outermost collapse var.
2441 (expand_oacc_for): Insert tile element loop as needed. Adjust.
2442 Remove out of date comments, fix whitespace.
2443 * omp-general.c (omp_extract_for_data): Deal with tiling.
2444 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
2445 adjust OLF_DIM_BASE value.
2446 (struct omp_for_data): Add tiling field.
2447 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
2448 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
2449 for auto loops. Remove default auto determining, moved to
2450 oacc_loop_fixed_partitions.
2451 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
2452 stmts, add e_mask field.
2453 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
2454 (oacc_thread_numbers): Use oacc_dim_call.
2455 (oacc_xform_tile): New.
2456 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
2457 (finish_oacc_loop): Adjust for ifns vector.
2458 (oacc_loop_discover_walk): Append loop abstraction sites to list,
2459 add case for GOACC_TILE fns.
2460 (oacc_loop_xform_loop): Delete.
2461 (oacc_loop_process): Iterate over call list directly, and add
2462 handling for GOACC_TILE fns.
2463 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
2465 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
2466 vector partitioning to outer loops. Assign 2 partitions to loops
2467 when available. Add TILE handling.
2468 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
2469 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
2470 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
2471 * tree.c (omp_clause_num_ops): Adjust TILE ops.
2472 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
2474 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
2476 * configure.ac (ACX_BUGURL): Update.
2477 * configure: Regenerate.
2479 2017-02-09 Richard Biener <rguenther@suse.de>
2481 PR tree-optimization/69823
2482 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
2483 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
2485 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2487 * config/arc/arc-c.def: Add __NPS400__ definition.
2488 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
2489 (TARGET_NPS400): Define.
2491 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
2493 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
2495 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
2497 (arc_cpu_types): Fill the arch_info field with a pointer into the
2498 arc_arch_types table.
2499 (arc_selected_cpu): Declare.
2500 * config/arc/arc.c (arc_selected_cpu): Make global.
2501 (arc_selected_arch): Delete.
2502 (arc_base_cpu): Delete.
2503 (arc_override_options): Remove references to deleted variables,
2504 update access to arch information.
2505 (ARC_OPT): Update access to arch information.
2506 (ARC_OPTX): Likewise.
2507 * config/arc/arc.h (arc_base_cpu): Remove declaration.
2508 (TARGET_ARC600): Update access to arch information.
2509 (TARGET_ARC601): Likewise.
2510 (TARGET_ARC700): Likewise.
2511 (TARGET_EM): Likewise.
2512 (TARGET_HS): Likewise.
2513 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
2516 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
2519 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
2520 condition/operands for integer GE/LE/GEU/LEU operations.
2522 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
2524 PR translation/79397
2525 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
2528 2017-02-08 Martin Jambor <mjambor@suse.cz>
2531 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
2532 whether allocation happened.
2533 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
2534 nothing was allocated.
2536 2017-02-08 Jakub Jelinek <jakub@redhat.com>
2538 PR tree-optimization/79408
2539 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
2540 constant, but SSA_NAME with a known integer range, use the minimum
2541 of that range instead of op1 to determine if modulo can be replaced
2542 with its first operand.
2544 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2546 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
2548 2017-02-08 Richard Biener <rguenther@suse.de>
2550 PR tree-optimization/71824
2551 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
2552 Check all loops contained in the merged region.
2554 2017-02-07 Andrew Pinski <apinski@cavium.com>
2556 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
2558 2017-02-07 Andrew Pinski <apinski@cavium.com>
2560 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
2561 (thunderxt88): Likewise.
2562 (thunderxt81): Disable LSE and change v8.1 to v8.
2563 (thunderxt83): Likewise.
2565 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2566 Richard Biener <rguenther@suse.de>
2569 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
2570 type from int to size_t.
2571 * ira-costs.c (struct_costs_size): Change type from int to size_t.
2573 2017-02-07 Jakub Jelinek <jakub@redhat.com>
2575 PR rtl-optimization/79386
2576 * cprop.c (bypass_conditional_jumps): Initialize
2577 bypass_last_basic_block already before splitting bbs after
2578 unconditional traps...
2579 (bypass_conditional_jumps): ... rather than here.
2582 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
2583 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
2584 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
2585 fix -masm=intel patterns.
2587 2017-02-07 Richard Biener <rguenther@suse.de>
2589 PR tree-optimization/79256
2591 * builtins.c (get_object_alignment_2): Use min_align_of_type
2592 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
2593 and ADJUST_FIELD_ALIGN.
2595 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
2597 * doc/tm.texi: Regenerate.
2598 * stor-layout.c (layout_decl): Adjust.
2599 (update_alignment_for_field): Likewise.
2600 (place_field): Likewise.
2601 (min_align_of_type): Likewise.
2602 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
2603 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
2604 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
2605 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
2606 * config/frv/frv.c (frv_adjust_field_align): Likewise.
2607 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
2608 * config/i386/i386.c (x86_field_alignment): Likewise.
2609 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
2610 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
2611 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
2612 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
2613 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
2614 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
2618 2017-01-30 Richard Biener <rguenther@suse.de>
2620 PR tree-optimization/79256
2621 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
2622 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
2625 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
2627 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
2628 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
2629 builtins to SImode and emit a zero-extend, if necessary.
2631 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2633 * docs/invoke.texi (RISC-V Options): Alphabetize.
2635 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2637 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
2640 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
2642 * config/riscv/riscv.c: New file.
2643 * gcc/common/config/riscv/riscv-common.c: Likewise.
2644 * config.gcc: Likewise.
2645 * config/riscv/constraints.md: Likewise.
2646 * config/riscv/elf.h: Likewise.
2647 * config/riscv/generic.md: Likewise.
2648 * config/riscv/linux.h: Likewise.
2649 * config/riscv/multilib-generator: Likewise.
2650 * config/riscv/peephole.md: Likewise.
2651 * config/riscv/pic.md: Likewise.
2652 * config/riscv/predicates.md: Likewise.
2653 * config/riscv/riscv-builtins.c: Likewise.
2654 * config/riscv/riscv-c.c: Likewise.
2655 * config/riscv/riscv-ftypes.def: Likewise.
2656 * config/riscv/riscv-modes.def: Likewise.
2657 * config/riscv/riscv-opts.h: Likewise.
2658 * config/riscv/riscv-protos.h: Likewise.
2659 * config/riscv/riscv.h: Likewise.
2660 * config/riscv/riscv.md: Likewise.
2661 * config/riscv/riscv.opt: Likewise.
2662 * config/riscv/sync.md: Likewise.
2663 * config/riscv/t-elf-multilib: Likewise.
2664 * config/riscv/t-linux: Likewise.
2665 * config/riscv/t-linux-multilib: Likewise.
2666 * config/riscv/t-riscv: Likewise.
2667 * configure.ac: Likewise.
2668 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
2669 Waterman as RISC-V maintainers.
2670 * doc/install.texi: Add RISC-V entries.
2671 * doc/invoke.texi: Add RISC-V options section.
2672 * doc/md.texi: Add RISC-V constraints section.
2673 * configure: Regenerated.
2675 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2678 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
2679 false values to be constant vectors with all 0 or all 1 bits set.
2680 (vcondu<mode><mode>): Likewise.
2681 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
2683 (fpmask_comparison_operator): Update comment.
2684 (vecint_comparison_operator): New predicate.
2685 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
2686 vector conditionals when the true and false values are constant
2687 vectors with all 0 bits or all 1 bits set.
2689 2017-02-06 Martin Sebor <msebor@redhat.com>
2691 PR tree-optimization/79376
2692 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
2694 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
2696 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
2697 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
2698 to simplify split condition.
2700 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2702 * omp-expand.c (oxpand_omp_atomic_fetch_op,
2703 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
2706 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
2708 PR rtl-optimization/68664
2709 * target.def (can_speculate_insn): New hook.
2710 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
2711 * doc/tm.texi: Regenerate.
2712 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
2713 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
2714 (rs6000_sched_can_speculate_insn): New function.
2716 2017-02-06 Jakub Jelinek <jakub@redhat.com>
2718 PR tree-optimization/79284
2719 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
2720 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
2721 vectorizable_mask_load_store, vectorizable_operation,
2722 vect_is_simple_cond, get_same_sized_vectype): Use it instead
2723 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
2724 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
2725 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
2726 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
2727 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2728 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
2729 is_gimple_assign (stmt). Replace another such test with
2730 is_gimple_assign (stmt).
2732 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
2735 * config/avr/avr.c (rtl-iter.h): Include it.
2736 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
2737 (avr_legitimate_combined_insn): ...and implementation.
2739 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
2741 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
2742 * config/s390/s390.c (s390_const_operand_ok)
2743 (s390_canonicalize_comparison, s390_extract_part)
2744 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
2745 (s390_contiguous_bitmask_p, s390_rtx_costs)
2746 (legitimize_pic_address): Likewise.
2747 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
2748 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
2749 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
2750 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
2751 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
2753 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
2755 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
2756 REGNO($0) == REGNO($1).
2758 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2760 * config/s390/linux.h(SIZE_TYPE): Add comment.
2762 2017-02-06 Julian Brown <julian@codesourcery.com>
2763 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2764 Virendra Pathak <virendra.pathak@broadcom.com>
2766 * config/aarch64/aarch64-cores.def: Change the scheduler
2768 * config/aarch64/aarch64.md: Include thunderx2t99.md.
2769 * config/aarch64/thunderx2t99.md: New file.
2771 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2773 * doc/standards.texi (Go Language): Update link to language
2776 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
2778 * tree-eh.c (lower_resx): Sanitize profile.
2779 (cleanup_empty_eh_move_lp): Likewise.
2781 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
2784 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
2786 * cfgloopmanip.h (loop_version): Update prototype.
2787 * modulo-sched.c (sms_schedule): Update call of loop_version.
2788 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
2789 * tree-parloops.c (gen_parallel_loop): Likewise.
2790 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
2791 * tree-ssa-loop-split.c (split_loop): Likewise.
2792 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
2793 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
2795 2017-02-05 Martin Liska <mliska@suse.cz>
2798 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
2800 (print_operand_address): Initialize a struct to zero.
2802 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2804 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
2805 garbage collector only in textual form.
2807 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
2809 * doc/extend.texi (x86 specific memory model extensions for
2810 transactional memory): Simplify a phrase.
2812 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
2815 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
2816 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
2817 (atomic_storedi_1): Likewise.
2819 2017-02-04 Jakub Jelinek <jakub@redhat.com>
2821 PR tree-optimization/79338
2822 * tree-parloops.c (gather_scalar_reductions): Don't call
2823 vect_analyze_loop_form for loop->inner before destroying loop's
2826 2017-02-03 Martin Sebor <msebor@redhat.com>
2828 PR tree-optimization/79327
2829 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
2830 when precision has resulted in leading zeros.
2831 (format_integer): Adjust the likely counter to assume an unknown
2832 argument that may be zero is non-zero.
2834 2017-02-03 Jason Merrill <jason@redhat.com>
2837 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
2838 avoid copying non-taken branch.
2840 2017-02-03 Jakub Jelinek <jakub@redhat.com>
2842 PR tree-optimization/79340
2843 * tree-vect-loop.c (vectorizable_reduction): Release
2844 vec_defs elements after safe_splicing them into other vectors.
2847 PR tree-optimization/79327
2848 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
2849 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
2851 (format_integer): Use wide_int_to_tree instead of build_int_cst
2852 + to_?hwi. If argmin is NULL, just set argmin and argmax to
2853 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
2854 of shortest and longest sequence.
2856 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
2858 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
2859 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
2861 2017-02-03 Walter Lee <walt@tilera.com>
2864 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
2865 after initial stackframe link reg save.
2866 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
2868 2017-02-03 Jakub Jelinek <jakub@redhat.com>
2871 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
2872 wu for stxssp alternative.
2874 2017-02-03 Martin Sebor <msebor@redhat.com>
2876 PR tree-optimization/79352
2877 * gimple-fold.c (get_range_strlen): Add argument.
2878 (get_range_strlen): Change return type to bool.
2879 (get_maxval_strlen): Pass in a dummy argument.
2880 * gimple-fold.h (get_range_strlen): Change return type to bool.
2881 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
2882 * tree.h (array_at_struct_end_p): Add argument.
2883 * tree.c (array_at_struct_end_p): Handle it.
2885 2017-02-03 Martin Liska <mliska@suse.cz>
2888 * multiple_target.c (create_dispatcher_calls): Redirect edge
2889 from a caller of a dispatcher.
2890 (expand_target_clones): Make the clones local.
2891 (ipa_target_clone): Do both target clones and resolvers.
2892 (ipa_dispatcher_calls): Remove the pass.
2893 (pass_dispatcher_calls::gate): Likewise.
2894 (make_pass_dispatcher_calls): Likewise.
2895 * passes.def (pass_target_clone): Put as very first IPA early
2898 2017-02-03 Martin Liska <mliska@suse.cz>
2900 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
2901 in case of a function with ifunc attribute.
2903 2017-02-03 Martin Liska <mliska@suse.cz>
2905 * cgraph.c (cgraph_node::dump): Dump function version info.
2906 * symtab.c (symtab_node::dump_base): Add missing new line.
2908 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
2910 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
2911 (ifcombine_ifandif): Use it.
2913 2017-02-03 Martin Liska <mliska@suse.cz>
2915 * doc/invoke.texi: Document default value for
2916 use-after-scope-direct-emission-threshold.
2918 2017-02-03 Martin Liska <mliska@suse.cz>
2920 PR tree-optimization/79339
2921 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
2922 (format_floating): Likewise.
2924 2017-02-03 Martin Liska <mliska@suse.cz>
2927 * ipa-prop.c (ipa_node_params_t::insert): Remove current
2929 (ipa_node_params_t::remove): Likewise.
2930 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
2931 initialization from removed ipa_node_params_t::insert.
2932 (ipa_node_params::~ipa_node_params): Move from removed
2933 ipa_node_params_t::release.
2934 * symbol-summary.h (symbol_summary::m_released): New member.
2935 Do not release a summary twice. Do not allow to call finalizer
2936 for types of a summary that live in GGC memory.
2938 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2940 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
2943 2017-02-02 Martin Sebor <msebor@redhat.com>
2946 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
2947 (format_string): Tighten up the range of output for non-constant
2948 strings and correct the expected range for wide non-constant strings.
2950 2017-02-02 Martin Sebor <msebor@redhat.com>
2952 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
2955 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
2957 (-fdump-tree-@var): Add to index and document how to come up
2958 with pass-specific option and dump file names.
2959 (-fdump-passes): Clarify where to look for output.
2961 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
2964 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
2965 statistics of the analyzed path; allow threading for speed when
2966 any of BBs along the path are optimized for speed.
2968 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
2971 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
2972 settings of the virtual registers.
2975 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2977 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2978 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
2981 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2983 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
2984 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
2986 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2988 * config/s390/s390.md: Add missing comments with the expanded
2990 * config/s390/vector.md: Likewise.
2991 * config/s390/vx-builtins.md: Likewise.
2993 2017-02-02 Jakub Jelinek <jakub@redhat.com>
2996 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
2997 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
2998 conditions on a single line.
3000 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3002 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3003 __S390_VX__ to __VX__.
3005 2017-02-01 Andrew Pinski <apinski@cavium.com>
3007 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
3008 stmt_info to record_stmt_cost.
3009 (vect_get_known_peeling_cost): Pass stmt_info if known to
3011 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
3012 cpu_vector_cost field into
3013 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
3014 field into vec_int_stmt_cost and vec_fp_stmt_cost.
3015 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
3016 splitting of scalar_stmt_cost and vec_stmt_cost.
3017 (thunderx_vector_cost): Likewise.
3018 (cortexa57_vector_cost): LIkewise.
3019 (exynosm1_vector_cost): Likewise.
3020 (xgene1_vector_cost): Likewise.
3021 (thunderx2t99_vector_cost): Improve after the splitting of the two
3023 (aarch64_builtin_vectorization_cost): Update for the splitting of
3024 scalar_stmt_cost and vec_stmt_cost.
3026 2017-02-01 Torvald Riegel <triegel@redhat.com>
3027 Richard Henderson <rth@redhat.com>
3029 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
3030 conditional on existance of a fast atomic load.
3031 * optabs-query.c (can_atomic_load_p): New function.
3032 * optabs-query.h (can_atomic_load_p): Declare it.
3033 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
3034 no fast atomic load is available for the particular size of access.
3035 (expand_atomic_compare_and_swap): Likewise.
3036 (expand_atomic_load): Likewise.
3037 (expand_atomic_store): Likewise.
3038 (expand_atomic_fetch_op): Likewise.
3039 * testsuite/lib/target-supports.exp
3040 (check_effective_target_sync_int_128): Remove x86 because it provides
3041 no fast atomic load.
3042 (check_effective_target_sync_int_128_runtime): Likewise.
3044 2017-02-01 Richard Biener <rguenther@suse.de>
3046 * graphite.c: Include tree-vectorizer.h for find_loop_location.
3047 (graphite_transform_loops): Provide opt-info for optimized nests.
3048 * tree-parloop.c (parallelize_loops): Provide opt-info for
3051 2017-02-01 Richard Biener <rguenther@suse.de>
3054 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
3057 2017-02-01 Richard Biener <rguenther@suse.de>
3059 PR tree-optimization/71824
3060 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
3061 Verify the loops are valid in the merged SESE region.
3062 (scop_detection::can_represent_loop_1): Check analyzing the
3063 evolution of the number of iterations in the region succeeds.
3065 2017-01-31 Ian Lance Taylor <iant@golang.org>
3067 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
3068 REG_ARGS_SIZE note to 32-bit push insns and call insn.
3070 2017-01-31 David Malcolm <dmalcolm@redhat.com>
3072 PR preprocessor/79210
3073 * input.c (get_substring_ranges_for_loc): Replace line_width
3074 assertion with error-handling.
3076 2017-01-31 Richard Biener <rguenther@suse.de>
3078 PR tree-optimization/77318
3079 * graphite-sese-to-poly.c (extract_affine): Fix assert.
3080 (create_pw_aff_from_tree): Take loop parameter.
3081 (add_condition_to_pbb): Pass loop of the condition to
3082 create_pw_aff_from_tree.
3084 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3086 * config/s390/s390.c (s390_asan_shadow_offset): New function.
3087 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
3089 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3093 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
3095 (convert_int_to_float128): Likewise.
3096 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
3097 (convert_int_to_float128): Likewise.
3098 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
3099 (UNSPEC_IEEE128_CONVERT): Likewise.
3100 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
3101 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
3102 Use local variables for IBM extended format.
3103 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
3104 (fix_trunc<mode>si2_fprs): Likewise.
3105 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3106 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
3107 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
3108 to know that we can now have integers of all sizes in vector
3110 (fix<uns>_<mode>di2_hw): Likewise.
3111 (float<uns>_<mode>si2_hw): Likewise.
3112 (fix_<mode>si2_hw): Likewise.
3113 (fixuns_<mode>si2_hw): Likewise.
3114 (float<uns>_<mode>di2_hw): Likewise.
3115 (float_<mode>di2_hw): Likewise.
3116 (float_<mode>si2_hw): Likewise.
3117 (floatuns_<mode>di2_hw): Likewise.
3118 (floatuns_<mode>si2_hw): Likewise.
3119 (xscvqp<su>wz_<mode>): Delete, no longer used.
3120 (xscvqp<su>dz_<mode>): Likewise.
3121 (xscv<su>dqp_<mode>): Likewise.
3122 (ieee128_mfvsrd_64bit): Likewise.
3123 (ieee128_mfvsrd_32bit): Likewise.
3124 (ieee128_mfvsrwz): Likewise.
3125 (ieee128_mtvsrw): Likewise.
3126 (ieee128_mtvsrd_64bit): Likewise.
3127 (ieee128_mtvsrd_32bit): Likewise.
3129 2017-01-31 Martin Liska <mliska@suse.cz>
3132 * ipa-prop.c (ipa_free_all_node_params): Call release method
3133 instead of ~sumbol_summary to not to trigger double times
3136 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
3138 PR tree-optimization/71691
3139 * bitmap.h (class auto_bitmap): New.
3140 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
3141 is_maybe_undefined instead of ssa_undefined_value_p.
3143 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3145 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
3146 __S390_ARCH_LEVEL__ to __ARCH__.
3148 2017-01-31 Jakub Jelinek <jakub@redhat.com>
3150 PR tree-optimization/79267
3151 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
3152 if should_remove_lhs_p is true.
3154 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
3157 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
3158 (add_alignment_attribute): New.
3159 (base_type_die): Add alignment attribute.
3160 (subrange_type_die): Likewise.
3161 (modified_type_die): Likewise.
3162 (gen_array_type_die): Likewise.
3163 (gen_descr_array_type_die: Likewise.
3164 (gen_enumeration_type_die): Likewise.
3165 (gen_subprogram_die): Likewise.
3166 (gen_variable_die): Likewise.
3167 (gen_field_die): Likewise.
3168 (gen_ptr_to_mbr_type_die): Likewise.
3169 (gen_struct_or_union_type_die): Likewise.
3170 (gen_subroutine_type_die): Likewise.
3171 (gen_typedef_die): Likewise.
3172 (base_type_cmp): Compare alignment attribute.
3174 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3177 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
3178 (setb_unsigned) New pattern for setb with CCUNS.
3179 * config/rs6000/rs6000.c (expand_block_compare): Use a different
3180 subfc./subfe sequence to avoid overflow problems. Generate a
3181 shorter sequence with cmpld/setb for power9.
3182 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
3183 for generating subfc. instruction.
3184 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
3185 now uses this instruction.
3187 2017-01-30 Ian Lance Taylor <iant@google.com>
3190 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
3191 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
3193 2017-01-30 Martin Sebor <msebor@redhat.com>
3195 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
3196 Move constant to the right of a relational operator.
3197 (get_mpfr_format_length, format_character, format_string): Ditto.
3198 (should_warn_p, maybe_warn): Same.
3200 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
3202 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
3205 * asan.c (get_translation_unit_decl): Remove function.
3206 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
3208 2017-01-30 Martin Liska <mliska@suse.cz>
3210 PR gcov-profile/79259
3211 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
3214 2017-01-30 Martin Liska <mliska@suse.cz>
3217 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
3218 Initialize variables with NULL value.
3220 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
3223 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
3225 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
3227 2017-01-30 Richard Biener <rguenther@suse.de>
3229 PR tree-optimization/79276
3230 * tree-vrp.c (process_assert_insertions): Properly adjust common
3231 when removing a duplicate.
3233 * gcc.dg/torture/pr79276.c: New testcase.
3235 2017-01-30 Richard Biener <rguenther@suse.de>
3237 PR tree-optimization/79256
3238 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
3239 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
3241 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
3243 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
3246 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
3247 ("*r<noxa>sbg_<mode>_sll_bitmask")
3248 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3249 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
3250 Use contiguous_bitmask_nowrap_operand.
3252 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3255 * config/rs6000/altivec.h (vec_xl): Revise #define.
3256 (vec_xst): Likewise.
3258 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
3260 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
3262 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
3264 PR rtl-optimization/79194
3265 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
3266 traps before call to bypass_conditional_jumps.
3268 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3270 PR tree-optimization/71374
3271 * lra-constraints.c (check_conflict_input_operands): New.
3272 (match_reload): Use it.
3274 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
3277 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
3278 account to calculate conflict_set.
3280 2017-01-27 Bin Cheng <bin.cheng@arm.com>
3282 PR rtl-optimization/78559
3283 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
3284 other_insn in combine.
3286 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3288 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
3289 uint16_type_node for BT_UINT16.
3291 2017-01-27 David Malcolm <dmalcolm@redhat.com>
3293 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
3294 "RTL Tests" to menu.
3295 (GIMPLE Tests): New node.
3296 (RTL Tests): New node.
3298 2017-01-27 Richard Biener <rguenther@suse.de>
3300 PR tree-optimization/79245
3301 * tree-loop-distribution.c (distribute_loop): Apply cost
3302 modeling also to detected patterns.
3304 2017-01-27 Richard Biener <rguenther@suse.de>
3306 PR tree-optimization/71433
3307 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
3308 (compare_assert_loc): New function.
3309 (process_assert_insertions): Sort and optimize assert locations
3310 to remove duplicates and push down identical assertions on
3311 edges to their destination block.
3313 2017-01-27 Richard Biener <rguenther@suse.de>
3315 PR tree-optimization/79244
3316 * tree-vrp.c (remove_range_assertions): Forcefully propagate
3317 out SSA names even if abnormal.
3319 2017-01-27 Jakub Jelinek <jakub@redhat.com>
3321 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
3322 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
3323 instead of MPFR_RNDN.
3325 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
3328 * arm.c (arm_option_override): Don't call build_target_option_node
3329 until after doing all option overrides.
3330 (arm_valid_target_attribute_tree): Likewise.
3332 2017-01-27 Martin Liska <mliska@suse.cz>
3334 * doc/invoke.texi (-fprofile-arcs): Document profiling support
3335 for {cd}tors and C++ {cd}tors.
3337 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3339 * config/s390/s390.md ("*setmem_long_and")
3340 ("*setmem_long_and_31z"): Use zero_extend instead of and.
3342 2017-01-26 Martin Sebor <msebor@redhat.com>
3344 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
3347 2017-01-26 Martin Sebor <msebor@redhat.com>
3349 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
3350 HAVE_DFmode before using XFmode or DFmode.
3351 (parse_directive): Avoid using the z length modifier to avoid
3352 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
3355 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
3356 to accept adjustment as an array.
3357 (get_int_range): New function.
3358 (struct directive): Make width and prec arrays.
3359 (directive::set_width, directive::set_precision): Call get_int_range.
3360 (format_integer, format_floating): Handle width and precision ranges.
3361 (format_string, parse_directive): Same.
3363 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3366 * dwarf2out.c (generate_skeleton_bottom_up): For children with
3367 comdat_type_p set, just clone them, but keep the children in the
3371 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
3372 which have direct callers with -fvar-tracking-assignments enabled
3374 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
3375 inside of type units.
3377 2017-01-26 Martin Sebor <msebor@redhat.com>
3380 * gimple-ssa-sprintf.c (struct result_range): Add likely and
3382 (struct format_result): Replace number_chars, number_chars_min,
3383 and number_chars_max with a single member of struct result_range.
3385 (format_result::operator+=): Adjust.
3386 (struct fmtresult): Remove bounded. Handle likely and unlikely
3388 (fmtresult::adjust_for_width_or_precision): New function.
3389 (fmtresult:type_max_digits): New function.
3390 (bytes_remaining): Handle likely and unlikely counters.
3391 (min_bytes_remaining): Remove.
3392 (format_percent): Simplify.
3393 (format_integer, format_floating): Set likely and unlikely counters.
3394 (get_string_length, format_character, format_string): Same.
3395 (format_plain, should_warn_p): New function.
3396 (maybe_warn): Call should_warn_p. Update diagnostic messages
3397 and handle those for all directives, including plain strings.
3398 (format_directive): Handle likely and unlikely counters.
3399 Remove unnecessary quoting from diagnostics. Add an informational
3401 (add_bytes): Remove.
3402 (pass_sprintf_length::compute_format_length): Simplify.
3403 (try_substitute_return_value): Handle likely and unlikely counters.
3405 2017-01-26 Carl Love <cel@us.ibm.com>
3407 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
3408 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
3410 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
3413 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
3414 endianess for subregs into account.
3415 * lra-constraints.c (lra_constraints): Do risky transformations
3416 always on the first iteration.
3417 * lra-lives.c (check_pseudos_live_through_calls): Add arg
3418 last_call_used_reg_set.
3419 (process_bb_lives): Define and use last_call_used_reg_set.
3420 * lra.c (lra): Always continue after lra_constraints on the first
3423 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
3425 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
3427 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
3429 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3431 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
3432 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
3433 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
3434 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
3435 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
3436 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
3437 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
3438 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
3439 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
3441 2017-01-26 Marek Polacek <polacek@redhat.com>
3444 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
3445 for the third operand.
3447 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3450 * omp-low.c (struct omp_context): Add simt_stmt field.
3451 (scan_omp_for): Return omp_context *.
3452 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
3453 context to the _simt_ SIMD stmt.
3454 (lower_omp_for): For combined SIMD with sibling _simt_
3455 SIMD, make sure to use the same decls in _looptemp_
3456 clauses as in the sibling.
3458 2017-01-26 David Sherwood <david.sherwood@arm.com>
3461 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
3464 2017-01-26 Jakub Jelinek <jakub@redhat.com>
3467 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
3468 emit fld b; fld a; if possible.
3470 * brig-builtins.def: Update copyright years.
3471 * config/arm/arm_acle_builtins.def: Update copyright years.
3473 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3476 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
3477 constraint instead of o for the stxsd instruction.
3479 2017-01-25 Carl Love <cel@us.ibm.com>
3481 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
3482 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
3484 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
3486 * doc/invoke.texi (C++ Dialect Options): Fix typo.
3488 2017-01-25 Richard Biener <rguenther@suse.de>
3490 PR tree-optimization/69264
3491 * target.def (vector_alignment_reachable): Improve documentation.
3492 * doc/tm.texi: Regenerate.
3493 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
3495 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
3496 earlier changes with respect to TYPE_USER_ALIGN.
3497 (vector_alignment_reachable_p): Likewise. Improve dumping.
3499 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3502 * config/arm/arm.md (xordi3): Force constant operand into a register
3505 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3507 * doc/invoke.texi (-fstore-merging): Correct default optimization
3508 levels at which it is enabled.
3509 (-O): Move -fstore-merging from list to...
3512 2017-01-25 Richard Biener <rguenther@suse.de>
3515 * omp-expand.c: Include debug.h.
3516 (expand_omp_taskreg): Make sure to generate early debug before
3517 outlining anything from a function.
3518 (expand_omp_target): Likewise.
3519 (grid_expand_target_grid_body): Likewise.
3521 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
3524 * asan.c (get_translation_unit_decl): New function.
3525 (asan_add_global): Extract modules file name from globals
3526 TRANSLATION_UNIT_DECL name.
3528 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
3531 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
3532 for long calls with APCS frame and VFP.
3534 2017-01-24 David Malcolm <dmalcolm@redhat.com>
3536 * cfg.c (original_copy_tables_initialized_p): New function.
3537 * cfg.h (original_copy_tables_initialized_p): New decl.
3538 * cfgrtl.c (relink_block_chain): Guard the call to
3539 free_original_copy_tables with a call to
3540 original_copy_tables_initialized_p.
3541 * cgraph.h (symtab_node::native_rtl_p): New decl.
3542 * cgraphunit.c (symtab_node::native_rtl_p): New function.
3543 (symtab_node::needed_p): Don't assert for early assembly output
3544 for __RTL functions.
3545 (cgraph_node::finalize_function): Set "force_output" for __RTL
3547 (cgraph_node::analyze): Bail out early for __RTL functions.
3548 (analyze_functions): Update assertion to support __RTL functions.
3549 (cgraph_node::expand): Bail out early for __RTL functions.
3550 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
3552 * function.h (struct function): Update comment for field
3554 * gimple-expr.c: Include "tree-pass.h".
3555 (gimple_has_body_p): Return false for __RTL functions.
3556 * Makefile.in (OBJS): Add run-rtl-passes.o.
3557 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
3559 (gcc::pass_manager::get_clean_slate): New accessor.
3560 * passes.c: Include "insn-addr.h".
3561 (should_skip_pass_p): Add logging. Update logic for running
3562 "expand" to be compatible with both __GIMPLE and __RTL. Guard
3563 property-provider override so it is only done for gimple passes.
3565 (skip_pass): New function.
3566 (execute_one_pass): Call skip_pass when skipping passes.
3567 * read-md.c (md_reader::read_char): Support filtering
3568 the input to a subset of line numbers.
3569 (md_reader::md_reader): Initialize fields
3570 m_first_line and m_last_line.
3571 (md_reader::read_file_fragment): New function.
3572 * read-md.h (md_reader::read_file_fragment): New decl.
3573 (md_reader::m_first_line): New field.
3574 (md_reader::m_last_line): New field.
3575 * read-rtl-function.c (function_reader::create_function): Only
3576 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
3577 curr_properties. Set DECL_INITIAL to a dummy block.
3578 (read_rtl_function_body_from_file_range): New function.
3579 * read-rtl-function.h (read_rtl_function_body_from_file_range):
3581 * run-rtl-passes.c: New file.
3582 * run-rtl-passes.h: New file.
3584 2017-01-24 Jeff Law <law@redhat.com>
3586 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
3589 2017-01-24 Bin Cheng <bin.cheng@arm.com>
3591 PR tree-optimization/79159
3592 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
3593 (record_nonwrapping_iv): Improve boundary using above function if no
3594 value range information.
3596 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
3597 Martin Jambor <mjambor@suse.cz>
3599 * brig-builtins.def: New file.
3600 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
3601 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
3602 (DEF_HSAIL_SAT_BUILTIN): Likewise.
3603 (DEF_HSAIL_INTR_BUILTIN): Likewise.
3604 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
3605 * builtin-types.def (BT_INT8): New.
3606 (BT_INT16): Likewise.
3607 (BT_UINT8): Likewise.
3608 (BT_UINT16): Likewise.
3609 (BT_FN_ULONG): Likewise.
3610 (BT_FN_UINT_INT): Likewise.
3611 (BT_FN_UINT_ULONG): Likewise.
3612 (BT_FN_UINT_LONG): Likewise.
3613 (BT_FN_UINT_PTR): Likewise.
3614 (BT_FN_ULONG_PTR): Likewise.
3615 (BT_FN_INT8_FLOAT): Likewise.
3616 (BT_FN_INT16_FLOAT): Likewise.
3617 (BT_FN_UINT32_FLOAT): Likewise.
3618 (BT_FN_UINT16_FLOAT): Likewise.
3619 (BT_FN_UINT8_FLOAT): Likewise.
3620 (BT_FN_UINT64_FLOAT): Likewise.
3621 (BT_FN_UINT16_UINT32): Likewise.
3622 (BT_FN_UINT32_UINT16): Likewise.
3623 (BT_FN_UINT16_UINT16_UINT16): Likewise.
3624 (BT_FN_INT_PTR_INT): Likewise.
3625 (BT_FN_UINT_PTR_UINT): Likewise.
3626 (BT_FN_LONG_PTR_LONG): Likewise.
3627 (BT_FN_ULONG_PTR_ULONG): Likewise.
3628 (BT_FN_VOID_UINT64_UINT64): Likewise.
3629 (BT_FN_UINT8_UINT8_UINT8): Likewise.
3630 (BT_FN_INT8_INT8_INT8): Likewise.
3631 (BT_FN_INT16_INT16_INT16): Likewise.
3632 (BT_FN_INT_INT_INT): Likewise.
3633 (BT_FN_UINT_FLOAT_UINT): Likewise.
3634 (BT_FN_FLOAT_UINT_UINT): Likewise.
3635 (BT_FN_ULONG_UINT_UINT): Likewise.
3636 (BT_FN_ULONG_UINT_PTR): Likewise.
3637 (BT_FN_ULONG_ULONG_ULONG): Likewise.
3638 (BT_FN_UINT_UINT_UINT): Likewise.
3639 (BT_FN_VOID_UINT_PTR): Likewise.
3640 (BT_FN_UINT_UINT_PTR: Likewise.
3641 (BT_FN_UINT32_UINT64_PTR): Likewise.
3642 (BT_FN_INT_INT_UINT_UINT): Likewise.
3643 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
3644 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
3645 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
3646 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
3647 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
3648 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
3649 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
3650 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
3651 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
3652 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
3653 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
3654 * doc/frontends.texi: List BRIG FE.
3655 * doc/install.texi (Testing): Add BRIG tesring requirements.
3656 * doc/invoke.texi (Overall Options): Mention BRIG.
3657 * doc/standards.texi (Standards): Doucment BRIG HSA version.
3659 2017-01-24 Richard Biener <rguenther@suse.de>
3661 PR translation/79208
3662 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
3664 2017-01-24 Martin Jambor <mjambor@suse.cz>
3667 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
3668 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
3671 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
3674 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
3675 casts from signed to unsigned really don't have a range.
3677 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
3679 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
3680 GMP_RNDx for compatiblity.
3682 2017-01-24 Martin Liska <mliska@suse.cz>
3685 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
3686 that would prevent us to call alloca with -1 as argument.
3688 2017-01-24 Jakub Jelinek <jakub@redhat.com>
3690 * dwarf2out.c (output_compilation_unit_header, output_file_names):
3691 Avoid -Wformat-security warning.
3693 2017-01-23 Andrew Pinski <apinski@cavium.com>
3695 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
3698 2017-01-23 Martin Sebor <msebor@redhat.com>
3701 * gimple-ssa-sprintf.c (warn_level): New global.
3702 (format_integer): Use it here and throughout the rest of the file.
3703 Use the same switch to compute sign as base.
3704 (maybe_warn): New function.
3705 (format_directive): Factor out warnings into maybe_warn.
3706 Add debugging output. Use warn_level.
3707 (add_bytes): Use warn_level.
3708 (pass_sprintf_length::compute_format_length): Add debugging output.
3709 (try_substitute_return_value): Same.
3710 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
3713 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
3714 (struct fmtresult, format_integer, format_floating): Adjust.
3715 (fmtresult::fmtresult): Set max correctly in two argument ctor.
3716 (get_string_length, format_string,format_directive): Same.
3717 (pass_sprintf_length::compute_format_length): Same.
3718 (try_substitute_return_value): Simplify slightly.
3721 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
3722 (fmtresult::operator+=): Outlined.
3723 (struct fmtresult): Add ctors.
3724 (struct conversion_spec): Rename...
3725 (struct directive): ...to this. Add and remove data members.
3726 (directive::set_width, directive::set_precision): New functions.
3727 (format_percent): Use fmtresult ctor.
3728 (get_width_and_precision): Remove.
3729 (format_integer): Make naming changes. Avoid computing width and
3731 (format_floating): Same. Adjust indentation.
3732 (format_character, format_none): New functions.
3733 (format_string): Moved character handling to format_character.
3734 (format_directive): Remove arguments, change return type.
3735 (parse_directive): New function.
3736 (pass_sprintf_length::compute_format_length): Move directive
3737 parsing to parse_directive.
3739 2017-01-23 Jakub Jelinek <jakub@redhat.com>
3741 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
3742 (assign_assembler_name_if_needed): ... this.
3743 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
3744 (assign_assembler_name_if_needed): ... this.
3745 (free_lang_data_in_cgraph): Adjust callers.
3746 * cgraphunit.c (cgraph_node::analyze): Likewise.
3747 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
3750 2017-01-23 Richard Biener <rguenther@suse.de>
3752 PR tree-optimization/79088
3753 PR tree-optimization/79188
3754 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
3755 resetting loop bounds after last path deletion. Reset loop
3756 bounds of the target loop, make code match the comments.
3757 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
3758 Make sure loops need no fixups.
3760 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3762 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
3763 exponent support with double type for first argument.
3764 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
3765 type returned by __builtin_vec_extract_sig,
3766 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
3767 functions from "vector int" to "vector unsigned int" or from
3768 "vector long long int" to "vector unsigned long long int".
3769 Changed type returned by __builtin_vec_extract_exp,
3770 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
3771 functions from "vector int" to "vector unsigned int" or from
3772 "vector long long int" to "vector unsigned long long int".
3773 Changed return type of __builtin_vec_test_data_class,
3774 __builtin_vec_test_data_class_sp, and
3775 __builtin_vec_test_data_class_dp from "vector int" to
3776 "vector bool int" or from "vector long long int" to "vector bool
3777 long long int" and changed second argument type from "unsigned
3778 int" to "int". Added new overloaded function forms "vector float
3779 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
3780 "vector float __builtin_vec_insert_exp_sp (vector float, vector
3781 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
3782 double, vector unsigned long long int)" and "vector double
3783 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
3784 long int)". Changed return type of
3785 __builtin_scalar_test_data_class and
3786 __builtin_scalar_test_data_class_sp and
3787 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
3788 int" and changed second argument from "unsigned int" to "int".
3789 Changed type returned by __builtin_scalar_test_neg,
3790 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
3791 from "int" to "bool int". Added new overloaded function form
3792 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
3793 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
3794 exponent double-precision with floating point first argument.
3795 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
3796 documentation of scalar_test_data_class, scalar_test_neg,
3797 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
3798 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
3799 vec_test_data_class built-in functions to reflect refinements in
3800 their type signatures.
3802 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
3804 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
3806 (aarch64_elf_asm_destructor): Likewise.
3808 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
3810 PR rtl-optimization/78634
3811 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
3812 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
3813 * ifcvt.c (noce_try_cmove): Add missing cost check.
3815 PR rtl-optimization/71724
3816 * combine.c (if_then_else_cond): Look for situations where it is
3817 beneficial to undo the work of one of the recursive calls.
3819 2017-01-23 Bin Cheng <bin.cheng@arm.com>
3821 PR tree-optimization/70754
3822 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
3823 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
3824 combined stmt before it if not NULL.
3825 (combine_chains): Process refs reversely and compute dominance point
3828 2017-01-23 Martin Liska <mliska@suse.cz>
3830 PR tree-optimization/79196
3831 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
3832 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
3834 (strlen_optimize_stmt): Call the renamed function.
3836 2017-01-23 Michael Matz <matz@suse.de>
3838 PR tree-optimization/78384
3839 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
3841 2017-01-23 Richard Biener <rguenther@suse.de>
3843 PR tree-optimization/79186
3844 * tree-vrp.c (register_new_assert_for): Make sure we've seen
3845 both incoming edges before moving an assert.
3847 2017-01-23 Martin Jambor <mjambor@suse.cz>
3849 * ipa-prop.c (load_from_param_1): Removed.
3850 (load_from_unmodified_param): Bits from load_from_param_1 put back
3852 (load_from_param): Removed.
3853 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
3854 with stmt. Reverted back to use of load_from_unmodified_param.
3856 2017-01-23 Martin Jambor <mjambor@suse.cz>
3859 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
3860 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
3861 field a pointer to garbage collected vector, mark lattices and
3862 ipcp_orig_node with GTY((skip)).
3863 (ipa_get_param_count): Adjust to descriptors being a pointer.
3864 (ipa_get_param): Likewise.
3865 (ipa_get_type): Likewise.
3866 (ipa_get_param_move_cost): Likewise.
3867 (ipa_set_param_used): Likewise.
3868 (ipa_get_controlled_uses): Likewise.
3869 (ipa_set_controlled_uses): Likewise.
3870 (ipa_is_param_used): Likewise.
3871 (ipa_node_params_t): Move into garbage collector. New methods insert
3873 (ipa_node_params_sum): Annotate wth GTY(()).
3874 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
3876 (ipa_load_from_parm_agg): Adjust declaration.
3877 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
3878 * ipa-profile.c (ipa_profile): Likewise.
3879 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
3880 (ipa_populate_param_decls): Make descriptors parameter garbage
3882 (ipa_dump_param): Adjust to descriptors being a pointer.
3883 (ipa_alloc_node_params): Likewise.
3884 (ipa_initialize_node_params): Likewise.
3885 (load_from_param_1): Make descriptors parameter garbage collected.
3886 (load_from_unmodified_param): Likewise.
3887 (load_from_param): Likewise.
3888 (ipa_load_from_parm_agg): Likewise.
3889 (ipa_node_params::~ipa_node_params): Removed.
3890 (ipa_free_all_node_params): Remove call to delete operator.
3891 (ipa_node_params_t::insert): New.
3892 (ipa_node_params_t::remove): Likewise.
3893 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
3894 copy known_csts and known_contexts vectors.
3895 (ipa_read_node_info): Adjust to descriptors being a pointer.
3896 (ipcp_modif_dom_walker): Make m_descriptors field garbage
3898 (ipcp_transform_function): Make descriptors variable garbage
3901 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
3903 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
3904 * config/i386/avx512dqintrin.h: Ditto.
3905 * config/i386/avx512fintrin.h: Ditto.
3906 * gcc/config/i386/i386.c: Handle new builtins.
3907 * config/i386/i386-builtin.def: Add new builtins.
3908 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
3909 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
3911 2017-01-23 Jakub Jelinek <jakub@redhat.com>
3912 Martin Liska <mliska@suse.cz>
3914 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
3915 * asan.c (asan_expand_poison_ifn): Support stores and use
3916 appropriate ASAN report function.
3917 * internal-fn.c (expand_ASAN_POISON_USE): New function.
3918 * internal-fn.def (ASAN_POISON_USE): Declare.
3919 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
3920 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
3921 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
3922 ASAN_POISON calls w/o LHS.
3923 * tree-ssa.c (execute_update_addresses_taken): Create clobber
3924 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
3925 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
3926 * gimplify.c (asan_poison_variables): Add attribute
3927 use_after_scope_memory to variables that really needs to live
3929 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
3930 having the attribute.
3932 2017-01-23 Martin Liska <mliska@suse.cz>
3934 * asan.c (create_asan_shadow_var): New function.
3935 (asan_expand_poison_ifn): Likewise.
3936 * asan.h (asan_expand_poison_ifn): New declaration.
3937 * internal-fn.c (expand_ASAN_POISON): Likewise.
3938 * internal-fn.def (ASAN_POISON): New builtin.
3939 * sanopt.c (pass_sanopt::execute): Expand
3940 asan_expand_poison_ifn.
3941 * tree-inline.c (copy_decl_for_dup_finish): Make function
3943 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
3944 * tree-ssa.c (is_asan_mark_p): New function.
3945 (execute_update_addresses_taken): Rewrite local variables
3946 (identified just by use-after-scope as addressable) into SSA.
3948 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
3950 * doc/install.texi (Specific): opensource.apple.com uses https
3951 now. Remove trailing slash.
3953 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
3955 * README.Portability: Remove note on an Irix compatibility issue.
3957 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
3959 * gcov.c (INCLUDE_ALGORITHM): Define.
3960 (INCLUDE_VECTOR): Define.
3961 No longer include <vector> and <algorithm> directly.
3963 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
3965 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
3967 * doc/invoke.texi (Code Gen Options): Ditto.
3969 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
3972 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
3974 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
3976 rtl-optimization/79125
3977 * cprop.c (local_cprop_pass): Handle cases where we make an
3980 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
3984 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
3985 read from, for big endian.
3987 2017-01-20 Jiong Wang <jiong.wang@arm.com>
3989 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
3990 register pauth builtins for LP64 only.
3992 2017-01-20 Marek Polacek <polacek@redhat.com>
3995 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
3998 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4000 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
4002 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
4003 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
4004 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
4006 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4009 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
4010 in big-endian mode when they are not a single duplicated value.
4012 2017-01-20 Richard Biener <rguenther@suse.de>
4014 * BASE-VER: Bump to 7.0.1.
4016 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
4018 * omp-low.c (omplow_simd_context): New struct. Use it...
4019 (lower_rec_simd_input_clauses): ...here and...
4020 (lower_rec_input_clauses): ...here to hold common data. Adjust all
4021 references to idx, lane, max_vf, is_simt.
4023 2017-01-20 Graham Markall <graham.markall@embecosm.com>
4025 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
4028 2017-01-20 Martin Jambor <mjambor@suse.cz>
4030 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
4031 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
4033 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
4034 (GTFILES): Rename hsa.c to hsa-common.c.
4035 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
4036 * hsa-dump.c: Likewise.
4037 * hsa-gen.c: Likewise.
4038 * hsa-regalloc.c: Likewise.
4039 * ipa-hsa.c: Likewise.
4040 * omp-expand.c: Likewise.
4041 * omp-low.c: Likewise.
4042 * toplev.c: Likewise.
4044 2017-01-20 Marek Polacek <polacek@redhat.com>
4047 * doc/invoke.texi: Document -Wduplicated-branches.
4048 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
4049 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
4050 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
4051 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
4052 return 0 only when not OEP_LEXICOGRAPHIC.
4053 (fold_build_cleanup_point_expr): Use the expression
4054 location when building CLEANUP_POINT_EXPR.
4055 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
4056 * tree.c (add_expr): Handle error_mark_node.
4058 2017-01-20 Martin Liska <mliska@suse.cz>
4061 * tree-profile.c (init_ic_make_global_vars): Do not call
4063 (gimple_init_gcov_profiler): Likewise.
4065 2017-01-20 Martin Liska <mliska@suse.cz>
4068 * cgraph.h (maybe_create_reference): Remove argument and
4070 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
4072 * ipa-cp.c (create_specialized_node): Likewise.
4073 * symtab.c (symtab_node::maybe_create_reference): Handle
4074 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
4076 2017-01-20 Martin Liska <mliska@suse.cz>
4078 * read-rtl-function.c (function_reader::create_function): Use
4079 build_decl instread of build_decl_stat.
4081 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
4083 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
4084 * config/i386/avx512dqintrin.h: Ditto.
4085 * config/i386/avx512fintrin.h: Ditto.
4086 * config/i386/i386-builtin-types.def: Add new types.
4087 * gcc/config/i386/i386.c: Handle new types.
4088 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
4089 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
4090 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
4091 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
4092 (__builtin_ia32_kshiftridi): New.
4093 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
4095 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
4099 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
4100 define to rs6000_init_stack_protect_guard.
4101 (rs6000_init_stack_protect_guard): New function.
4103 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4104 Yunqiang Su <yunqiang.su@imgtec.com>
4106 * config.gcc (supported_defaults): Add madd4.
4107 (with_madd4): Add validation.
4108 (all_defaults): Add madd4.
4109 * config/mips/mips.opt (mmadd4): New option.
4110 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4112 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4114 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
4115 (ISA_HAS_FUSED_MADD4): Likewise.
4116 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
4117 * gcc/doc/install.texi (--with-madd4): Document the new option.
4119 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4121 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
4122 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
4123 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
4124 (aarch64_init_pauth_hint_builtins): New.
4125 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
4126 (aarch64_expand_builtin): Expand new builtins.
4128 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4130 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
4131 * combine-stack-adj.c (no_unhandled_cfa): Handle
4132 REG_CFA_TOGGLE_RA_MANGLE.
4133 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
4134 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
4135 info for return address signing.
4136 (aarch64_expand_epilogue): Likewise.
4138 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4140 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
4141 * config/aarch64/aarch64-protos.h
4142 (aarch64_return_address_signing_enabled): New declaration.
4143 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
4145 (aarch64_expand_prologue): Sign return address before it's pushed onto
4147 (aarch64_expand_epilogue): Authenticate return address fetched from
4149 (aarch64_override_options): Sanity check for ILP32 and ISA level.
4150 (aarch64_attributes): New function attributes for "sign-return-address".
4151 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
4152 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
4153 ("*do_return"): Generate combined instructions according to key index.
4154 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
4155 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
4157 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
4158 * config/aarch64/aarch64.opt (msign-return-address=): New.
4159 * doc/extend.texi (AArch64 Function Attributes): Documents
4160 "sign-return-address=".
4161 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
4163 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
4165 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
4166 overall option summary.
4168 2017-01-19 Jiong Wang <jiong.wang@arm.com>
4170 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
4171 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
4172 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
4173 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
4175 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
4177 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
4178 -mpower9-minmax by default for -mcpu=power9.
4179 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
4180 128-bit floating point.
4182 2017-01-20 Alan Modra <amodra@gmail.com>
4184 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
4185 optimizing for size.
4187 2017-01-20 Alan Modra <amodra@gmail.com>
4190 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
4191 for strcmp and strncmp from corresponding builtin decl.
4193 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4195 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
4196 instead of i386/rtems-64.h.
4197 * config/i386/rtems-64.h: Remove.
4199 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
4203 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
4205 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
4207 2017-01-19 Tamar Christina <tamar.christina@arm.com>
4209 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
4210 Change int to HOST_WIDE_INT.
4211 * config/aarch64/aarch64-protos.h
4212 (aarch64_simd_gen_const_vector_dup): Likewise.
4213 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
4215 2017-01-19 David Malcolm <dmalcolm@redhat.com>
4217 * langhooks-def.h (lhd_type_for_size): New decl.
4218 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
4219 * langhooks.c (lhd_type_for_size): New function, taken from
4222 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
4224 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
4225 define_bypass for CR latency.
4226 (power9-cracked-alu): Update bypass latency and remove power9-branch.
4227 (power9-alu2): Add define_bypass for CR latency.
4229 (power9-mul): Update insn latency.
4230 (power9-mul-compare): Update insn latency, bypass latency and remove
4233 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4235 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
4237 * config/aarch64/aarch64.md
4238 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
4239 aarch64_nopcrelative_literal_loads.
4240 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
4242 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
4244 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
4246 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
4248 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
4251 * config.gcc (supported_defaults): Add lxc1-sxc1.
4252 (with_lxc1_sxc1): Add validation.
4253 (all_defaults): Add lxc1-sxc1.
4254 * config/mips/mips.opt (mlxc1-sxc1): New option.
4255 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4257 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
4258 __mips_no_lxc1_sxc1.
4259 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
4260 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
4261 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
4263 2017-01-19 Richard Biener <rguenther@suse.de>
4265 PR tree-optimization/72488
4266 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
4267 sure to restore SSA info.
4268 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
4270 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
4272 PR rtl-optimization/79121
4273 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
4274 of the inner type when shifting an extended value.
4276 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4279 * symtab.c (symtab_node::equal_address_to): Fix comparing of
4280 interposable aliases.
4282 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
4285 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
4286 Use the evmergelohi instruction.
4287 (mov_si<mode>_e500_subreg4_2_le): Likewise.
4288 (mov_sitf_e500_subreg8_2_be): Likewise.
4289 (mov_sitf_e500_subreg12_2_le): Likewise.
4290 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
4291 (mov_si<mode>_e500_subreg4_2_be): Likewise.
4292 (mov_sitf_e500_subreg8_2_le): Likewise.
4293 (mov_sitf_e500_subreg12_2_be): Likewise.
4295 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4297 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
4298 attribute from vecsimple to vecperm.
4299 (altivec_vbpermq2): Likewise.
4301 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4304 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
4306 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4307 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
4308 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
4309 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
4310 case where N arg is SIZE_MAX.
4311 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
4312 (cmpstrsi): Add pattern.
4314 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4316 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4317 __builtin_vec_revb builtins.
4318 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
4319 built-in functions to support generation of the ISA 3.0 XXBR<x>
4320 vector byte reverse instructions.
4321 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
4322 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
4323 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
4324 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
4325 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
4326 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
4327 (P9V_BUILTIN_VEC_REVB): Likewise.
4328 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
4329 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
4330 (p9_xxbrq_v16qi): Likewise.
4331 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
4332 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
4333 (p9_xxbrh_v8hi): Likewise.
4334 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
4335 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
4336 vec_revb built-in functions.
4338 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
4340 PR rtl-optimization/78952
4341 * config/i386/i386.md (any_extract): New code iterator.
4342 (*insvqi_2): Use any_extract for source operand.
4343 (*insvqi_3): Use any_shiftrt for source operand.
4345 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
4347 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
4349 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
4351 2017-01-18 Matthias Klose <doko@ubuntu.com>
4353 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
4355 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4357 * config/rs6000/altivec.h (vec_bperm): Change #define.
4358 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
4359 (altivec_vbpermq2): New define_insn.
4360 (altivec_vbpermd): Likewise.
4361 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
4363 (VBPERMD): Likewise.
4364 (VBPERM): New polymorphic function interface.
4365 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
4366 Add entries for P9V_BUILTIN_VEC_VBPERM.
4367 * doc/extend.texi: Add interfaces for vec_bperm.
4369 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4371 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
4372 first letter of error messages.
4373 (s390_resolve_overloaded_builtin): Likewise.
4374 * config/s390/s390.c (s390_expand_builtin): Likewise.
4375 (s390_invalid_arg_for_unprototyped_fn): Likewise.
4376 (s390_valid_target_attribute_inner_p): Likewise.
4377 * config/s390/s390.md ("tabort"): Likewise.
4379 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
4381 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
4382 (ISA_AVOID_DIV_HILO): New macro.
4383 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
4384 (ISA_HAS_DDIV): Likewise.
4386 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4388 * doc/invoke.texi (fabi-version): Correct number of occurrences.
4390 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4392 * doc/invoke.texi (fabi-version): Spelling fix.
4394 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4397 * doc/invoke.texi (fabi-version): Mention mangling fix for
4400 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
4403 * doc/invoke.texi (fabi-version): Document discriminator mangling.
4405 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
4408 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
4409 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
4411 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
4413 (stack_protect_test): Ditto.
4414 * config/rs6000/rs6000.opt (mstack-protector-guard=,
4415 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
4417 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
4418 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
4419 -mstack-protector-guard-offset=.
4420 (RS/6000 and PowerPC Options): Ditto.
4422 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4424 * config/i386/i386.h (MASK_CLASS_P): New define.
4425 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
4426 there are no registers from different register sets also when
4427 mask registers are used. Update function comment.
4428 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
4429 to (*k/*r) and (*k/*km) alternatives.
4431 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
4433 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
4434 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
4435 (EH_RETURN_HANDLER_RTX): New define.
4436 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
4437 Force frame pointer in EH return functions.
4438 (aarch64_expand_epilogue): Add barrier for eh_return.
4439 (aarch64_final_eh_return_addr): Remove.
4440 (aarch64_eh_return_handler_rtx): New function.
4441 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
4443 (aarch64_eh_return_handler_rtx): New prototype.
4445 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4447 * config/rs6000/altivec.h (vec_rlmi): New #define.
4448 (vec_vrlnm): Likewise.
4449 (vec_rlnm): Likewise.
4450 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
4451 (UNSPEC_VRLNM): Likewise.
4452 (VIlong): New mode iterator.
4453 (altivec_vrl<VI_char>mi): New define_insn.
4454 (altivec_vrl<VI_char>nm): Likewise.
4455 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
4458 (RLNM): New polymorphic function entry.
4459 (VRLWMI): New monomorphic function entry.
4461 (RLMI): New polymorphic function entry.
4462 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
4463 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
4464 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
4467 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4470 * dwarf2out.c (field_byte_offset): Restore the
4471 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
4472 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
4473 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
4476 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4479 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
4481 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4484 * dwarf2out.c (add_data_member_location_attribute): For constant
4485 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
4486 instead of DW_AT_data_member_location, DW_AT_bit_offset and
4487 DW_AT_byte_size attributes.
4489 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
4491 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
4492 after forcing to constant memory when the code model is medium.
4494 2017-01-17 Julia Koval <julia.koval@intel.com>
4497 * config/i386/avx512fintrin.h
4498 (_mm512_i32gather_ps): Change __addr type to void const*.
4499 (_mm512_mask_i32gather_ps): Ditto.
4500 (_mm512_i32gather_pd): Ditto.
4501 (_mm512_mask_i32gather_pd): Ditto.
4502 (_mm512_i64gather_ps): Ditto.
4503 (_mm512_mask_i64gather_ps): Ditto.
4504 (_mm512_i64gather_pd): Ditto.
4505 (_mm512_mask_i64gather_pd): Ditto.
4506 (_mm512_i32gather_epi32): Ditto.
4507 (_mm512_mask_i32gather_epi32): Ditto.
4508 (_mm512_i32gather_epi64): Ditto.
4509 (_mm512_mask_i32gather_epi64): Ditto.
4510 (_mm512_i64gather_epi32): Ditto.
4511 (_mm512_mask_i64gather_epi32): Ditto.
4512 (_mm512_i64gather_epi64): Ditto.
4513 (_mm512_mask_i64gather_epi64): Ditto.
4514 (_mm512_i32scatter_ps): Change __addr type to void*.
4515 (_mm512_mask_i32scatter_ps): Ditto.
4516 (_mm512_i32scatter_pd): Ditto.
4517 (_mm512_mask_i32scatter_pd): Ditto.
4518 (_mm512_i64scatter_ps): Ditto.
4519 (_mm512_mask_i64scatter_ps): Ditto.
4520 (_mm512_i64scatter_pd): Ditto.
4521 (_mm512_mask_i64scatter_pd): Ditto.
4522 (_mm512_i32scatter_epi32): Ditto.
4523 (_mm512_mask_i32scatter_epi32): Ditto.
4524 (_mm512_i32scatter_epi64): Ditto.
4525 (_mm512_mask_i32scatter_epi64): Ditto.
4526 (_mm512_i64scatter_epi32): Ditto.
4527 (_mm512_mask_i64scatter_epi32): Ditto.
4528 (_mm512_i64scatter_epi64): Ditto.
4529 (_mm512_mask_i64scatter_epi64): Ditto.
4530 * config/i386/avx512pfintrin.h
4531 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
4532 (_mm512_mask_prefetch_i32gather_ps): Ditto.
4533 (_mm512_mask_prefetch_i64gather_pd): Ditto.
4534 (_mm512_mask_prefetch_i64gather_ps): Ditto.
4535 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
4536 (_mm512_prefetch_i32scatter_ps): Ditto.
4537 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
4538 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
4539 (_mm512_prefetch_i64scatter_pd): Ditto.
4540 (_mm512_prefetch_i64scatter_ps): Ditto.
4541 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
4542 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
4543 * config/i386/avx512vlintrin.h
4544 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
4545 (_mm_mmask_i32gather_ps): Ditto.
4546 (_mm256_mmask_i32gather_pd): Ditto.
4547 (_mm_mmask_i32gather_pd): Ditto.
4548 (_mm256_mmask_i64gather_ps): Ditto.
4549 (_mm_mmask_i64gather_ps): Ditto.
4550 (_mm256_mmask_i64gather_pd): Ditto.
4551 (_mm_mmask_i64gather_pd): Ditto.
4552 (_mm256_mmask_i32gather_epi32): Ditto.
4553 (_mm_mmask_i32gather_epi32): Ditto.
4554 (_mm256_mmask_i32gather_epi64): Ditto.
4555 (_mm_mmask_i32gather_epi64): Ditto.
4556 (_mm256_mmask_i64gather_epi32): Ditto.
4557 (_mm_mmask_i64gather_epi32): Ditto.
4558 (_mm256_mmask_i64gather_epi64): Ditto.
4559 (_mm_mmask_i64gather_epi64): Ditto.
4560 (_mm256_i32scatter_ps): Change __addr type to void*.
4561 (_mm256_mask_i32scatter_ps): Ditto.
4562 (_mm_i32scatter_ps): Ditto.
4563 (_mm_mask_i32scatter_ps): Ditto.
4564 (_mm256_i32scatter_pd): Ditto.
4565 (_mm256_mask_i32scatter_pd): Ditto.
4566 (_mm_i32scatter_pd): Ditto.
4567 (_mm_mask_i32scatter_pd): Ditto.
4568 (_mm256_i64scatter_ps): Ditto.
4569 (_mm256_mask_i64scatter_ps): Ditto.
4570 (_mm_i64scatter_ps): Ditto.
4571 (_mm_mask_i64scatter_ps): Ditto.
4572 (_mm256_i64scatter_pd): Ditto.
4573 (_mm256_mask_i64scatter_pd): Ditto.
4574 (_mm_i64scatter_pd): Ditto.
4575 (_mm_mask_i64scatter_pd): Ditto.
4576 (_mm256_i32scatter_epi32): Ditto.
4577 (_mm256_mask_i32scatter_epi32): Ditto.
4578 (_mm_i32scatter_epi32): Ditto.
4579 (_mm_mask_i32scatter_epi32): Ditto.
4580 (_mm256_i32scatter_epi64): Ditto.
4581 (_mm256_mask_i32scatter_epi64): Ditto.
4582 (_mm_i32scatter_epi64): Ditto.
4583 (_mm_mask_i32scatter_epi64): Ditto.
4584 (_mm256_i64scatter_epi32): Ditto.
4585 (_mm256_mask_i64scatter_epi32): Ditto.
4586 (_mm_i64scatter_epi32): Ditto.
4587 (_mm_mask_i64scatter_epi32): Ditto.
4588 (_mm256_i64scatter_epi64): Ditto.
4589 (_mm256_mask_i64scatter_epi64): Ditto.
4590 (_mm_i64scatter_epi64): Ditto.
4591 (_mm_mask_i64scatter_epi64): Ditto.
4592 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
4593 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
4594 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
4595 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
4596 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
4597 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
4598 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
4599 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
4600 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
4601 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
4602 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
4603 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
4604 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
4605 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
4606 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
4607 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
4608 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
4609 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
4610 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
4611 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
4612 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
4613 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
4614 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
4615 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
4616 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
4617 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
4618 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
4619 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
4620 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
4621 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
4622 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
4623 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
4624 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
4625 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
4626 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
4627 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
4628 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
4629 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
4630 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
4631 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
4632 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
4633 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
4634 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
4635 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
4636 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
4637 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
4638 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
4639 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
4640 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
4641 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
4642 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
4643 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
4644 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
4645 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
4646 definitions accordingly.
4648 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
4649 Kuan-Lin Chen <kuanlinchentw@gmail.com>
4652 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
4655 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
4658 * ira-conflicts.c (ira_build_conflicts): Update total conflict
4659 hard regs for inner regno.
4661 2017-01-17 Martin Liska <mliska@suse.cz>
4664 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
4665 assumption and add comment.
4667 2017-01-17 Nathan Sidwell <nathan@acm.org>
4669 * ipa-visibility.c (localize_node): New function, broken out of ...
4670 (function_and_variable_visibility): ... here. Call it.
4672 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
4675 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
4676 correctly set frequency of oudgoing edge.
4677 (duplicate_thread_path): Fix profile updating.
4679 2017-01-17 Jakub Jelinek <jakub@redhat.com>
4682 * configure.ac: Add GCC_BASE_VER.
4683 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
4684 version from BASE-VER file.
4685 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
4686 (gcc.o): Depend on $(BASEVER).
4687 * common.opt (dumpfullversion): New option.
4688 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
4689 * doc/invoke.texi: Document -dumpfullversion.
4690 * doc/install.texi: Document --with-gcc-major-version-only.
4691 * configure: Regenerated.
4693 2017-01-17 Richard Biener <rguenther@suse.de>
4695 PR tree-optimization/71433
4696 * tree-vrp.c (register_new_assert_for): Merge same asserts
4697 on all incoming edges.
4698 (process_assert_insertions_for): Handle insertions at the
4701 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
4703 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
4704 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
4706 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
4709 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
4712 2017-01-17 Alan Modra <amodra@gmail.com>
4715 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
4716 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
4717 symbolic stack limit when pic.
4719 2017-01-16 Martin Sebor <msebor@redhat.com>
4721 PR tree-optimization/78608
4722 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
4724 2017-01-16 Jeff Law <law@redhat.com>
4727 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
4728 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
4729 for several include directories that may be relative to sysroot.
4730 * config/i386/x-mingw32 (gplus_includedir): Define.
4731 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
4732 (native_system_includedir): Likewise.
4733 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
4734 override if TARGET_SYSTEM_ROOT is defined.
4735 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
4737 PR tree-optimization/79090
4738 PR tree-optimization/33562
4739 PR tree-optimization/61912
4740 PR tree-optimization/77485
4741 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
4742 and computed trims into the dump file.
4744 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
4746 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
4748 2017-01-16 Jakub Jelinek <jakub@redhat.com>
4751 * gimplify.c (gimplify_init_constructor): If want_value and
4752 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
4756 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
4757 sequence. Formatting fixes.
4758 (doloop_optimize): Formatting fixes.
4761 * gcc.c (debug_level_greater_than_spec_func): New function.
4762 (static_spec_functions): Add debug-level-gt spec function.
4763 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
4765 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
4766 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
4767 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
4768 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
4769 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
4770 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
4772 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
4774 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
4775 QImode fixups to general and mask registers only.
4777 2017-01-16 Carl Love <cel@us.ibm.com>
4779 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
4780 for built-in functions
4781 vector signed char vec_nabs (vector signed char)
4782 vector signed short vec_nabs (vector signed short)
4783 vector signed int vec_nabs (vector signed int)
4784 vector signed long long vec_nabs (vector signed long long)
4785 vector float vec_nabs (vector float)
4786 vector double vec_nabs (vector double)
4787 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
4789 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
4790 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
4791 * doc/extend.texi: Update the documentation file for the new built-in
4794 2017-01-16 Martin Sebor <msebor@redhat.com>
4796 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
4799 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4801 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
4802 UNSPEC_VSX__XXSPLTD to require special splat handling.
4804 2017-01-16 David Malcolm <dmalcolm@redhat.com>
4807 * system.h: Poison strndup.
4809 2017-01-16 Alan Modra <amodra@gmail.com>
4812 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
4815 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
4817 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
4819 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
4821 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
4822 call recog here. Assert that INSN_CODE (insn) is non-negative.
4824 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
4827 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
4829 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
4830 in the currently scheduled RTL fragment.
4832 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
4834 PR rtl-optimization/78751
4835 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
4838 2017-01-14 Jeff Law <law@redhat.com>
4840 PR tree-optimization/79090
4841 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
4842 variable length stores.
4843 (compute_trims): Delete dead assignment to *trim_tail.
4844 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
4847 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
4849 PR rtl-optimization/78626
4850 PR rtl-optimization/78727
4851 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
4852 of a block, and split such blocks after everything else is finished.
4854 2017-01-14 Alan Modra <amodra@gmail.com>
4857 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
4858 target legitimate_combined_insn.
4859 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
4860 (rs6000_legitimate_combined_insn): New function.
4861 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
4863 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
4864 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
4865 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
4867 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
4869 * doc/frontends.texi (G++ and GCC): Remove references to Java.
4871 2017-01-13 Jeff Law <law@redhat.com>
4873 PR tree-optimization/33562
4874 PR tree-optimization/61912
4875 PR tree-optimization/77485
4876 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
4878 (delete_dead_assignment): Likewise.
4879 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
4880 statement to delete_dead_call and delete_dead_assignment.
4882 2017-01-13 David Malcolm <dmalcolm@redhat.com>
4885 * substring-locations.c (format_warning_va): Strengthen case 1 so
4886 that both endpoints of the substring must be within the format
4887 range for just the substring to be printed.
4889 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
4891 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
4892 * config/i386/i386.c (ix86_target_string): Add missing options
4893 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
4894 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
4895 flags_other and ix86_target_other to flags2_other. Display unknown
4897 (ix86_valid_target_attribute_inner_p): Add missing options and
4898 reorder options by implied ISAs, as in ix86_target_string.
4900 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
4902 * hash-table.h (hash_table::too_empty_p): New function.
4903 (hash_table::expand): Use it.
4904 (hash_table::traverse): Likewise.
4905 (hash_table::empty_slot): Use sizeof (value_type) instead of
4906 sizeof (PTR) to convert bytes to elements. Shrink the table
4907 if the current size is excessive for the current number of
4910 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
4912 * ira-costs.c (record_reg_classes): Break from the inner loop
4913 early once alt_fail is known to be true. Update outer loop
4914 handling accordingly.
4916 2017-01-13 Jeff Law <law@redhat.com>
4918 * tree-ssa-dse.c (decrement_count): New function.
4919 (increment_start_addr, maybe_trim_memstar_call): Likewise.
4920 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
4921 when we know the partially dead statement is a mem* function.
4923 PR tree-optimization/61912
4924 PR tree-optimization/77485
4925 * tree-ssa-dse.c: Include expr.h.
4926 (maybe_trim_constructor_store): New function.
4927 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
4929 PR tree-optimization/33562
4930 PR tree-optimization/61912
4931 PR tree-optimization/77485
4932 * doc/invoke.texi: Document new dse-max-object-size param.
4933 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
4934 * tree-ssa-dse.c: Include params.h.
4935 (dse_store_status): New enum.
4936 (initialize_ao_ref_for_dse): New, partially extracted from
4938 (valid_ao_ref_for_dse, normalize_ref): New.
4939 (setup_live_bytes_from_ref, compute_trims): Likewise.
4940 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
4941 (maybe_trim_partially_dead_store): Likewise.
4942 (maybe_trim_complex_store): Likewise.
4943 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
4944 Track what bytes live from the original store. Return tri-state
4945 for dead, partially dead or live.
4946 (dse_dom_walker): Add constructor, destructor and new private members.
4947 (delete_dead_call, delete_dead_assignment): New extracted from
4949 (dse_optimize_stmt): Make a member of dse_dom_walker.
4950 Use initialize_ao_ref_for_dse.
4952 PR tree-optimization/33562
4953 PR tree-optimization/61912
4954 PR tree-optimization/77485
4955 * sbitmap.h (bitmap_count_bits): Prototype.
4956 (bitmap_clear_range, bitmap_set_range): Likewise.
4957 * sbitmap.c (bitmap_clear_range): New function.
4958 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
4960 2017-01-13 Martin Liska <mliska@suse.cz>
4963 * function.c (set_cfun): Add new argument force.
4964 * function.h (set_cfun): Likewise.
4965 * ipa-inline-transform.c (inline_call): Use the function when
4966 strict alising from is dropped for function we inline to.
4968 2017-01-13 Richard Biener <rguenther@suse.de>
4970 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
4971 for dumping GIMPLE INTEGER_CSTs.
4973 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4975 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
4976 to 201112L since C++17.
4978 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
4981 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
4982 if -fsanitize=kernel-address is present.
4984 2017-01-13 Richard Biener <rguenther@suse.de>
4986 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
4987 as _Literal ( type ) number in case usual suffixes do not
4988 preserve all information.
4990 2017-01-13 Richard Biener <rguenther@suse.de>
4992 PR tree-optimization/77283
4993 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
4994 and ssa-iterators.h.
4995 (is_feasible_trace): Implement a cost model based on joiner
4998 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5001 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
5002 char or short to __float128/_Float128 directly.
5004 2017-01-12 Martin Sebor <msebor@redhat.com>
5006 to -Wformat-overflow.
5007 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
5008 (min_bytes_remaining): Same.
5009 (get_string_length): Same.
5010 (format_string): Same.
5011 (format_directive): Same.
5013 (pass_sprintf_length::handle_gimple_call): Same.
5015 2017-01-12 Jakub Jelinek <jakub@redhat.com>
5017 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
5018 info.nowrite calls with no lhs that can't throw. Return bool
5019 whether gsi_remove has been called or not.
5020 (pass_sprintf_length::handle_gimple_call): Return bool whether
5021 try_substitute_return_value called gsi_remove. Formatting fix.
5022 (pass_sprintf_length::execute): Don't use gsi_remove if
5023 handle_gimple_call returned true.
5026 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
5027 be removed due to side-effects, don't remove following barrier nor
5028 turn the successor edge into fallthru edge.
5030 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5033 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
5034 element-reversing loads and stores as not swappable.
5036 2017-01-12 Nathan Sidwell <nathan@acm.org>
5037 Nicolai Stange <nicstange@gmail.com>
5039 * combine.c (try_combine): Don't ignore result of overlap checking
5040 loop. Combine overlap & asm check into single loop.
5042 2017-01-12 Richard Biener <rguenther@suse.de>
5044 * tree-pretty-print.c (dump_generic_node): Provide -gimple
5045 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
5047 2017-01-12 Richard Biener <rguenther@suse.de>
5049 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
5050 and TS_TARGET_OPTION directly derive from TS_BASE.
5051 * tree-core.h (tree_optimization_option): Derive from tree_base.
5052 (tree_target_option): Likewise.
5054 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
5056 * config/i386/i386.c (memory_address_length): Increase len
5057 only when rip_relative_addr_p returns false.
5059 2017-01-11 Julia Koval <julia.koval@intel.com>
5061 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
5062 (OPTION_MASK_ISA_SGX_SET): New.
5063 (ix86_handle_option): Handle OPT_msgx.
5064 * config.gcc: Added sgxintrin.h.
5065 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
5066 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
5067 * config/i386/i386.c (ix86_target_string): Add -msgx.
5069 (ix86_option_override_internal): Handle new options.
5070 (ix86_valid_target_attribute_inner_p): Add sgx.
5071 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
5072 * config/i386/i386.opt: Add msgx.
5073 * config/i386/sgxintrin.h: New file.
5074 * config/i386/x86intrin.h: Add sgxintrin.h.
5076 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5079 * fold-const.c (maybe_nonzero_address): Return 1 for function
5081 (tree_single_nonzero_warnv_p): Don't handle function local objects
5085 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
5088 2017-01-11 David Malcolm <dmalcolm@redhat.com>
5091 * opts.c: Include "spellcheck.h"
5092 (struct string_fragment): New struct.
5093 (struct edit_distance_traits<const string_fragment &>): New
5095 (get_closest_sanitizer_option): New function.
5096 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
5098 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5100 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
5102 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
5103 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
5104 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
5105 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
5106 for initial die_offset if dwarf_split_debug_info.
5107 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
5108 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
5110 (output_skeleton_debug_sections): Formatting fix. Use
5111 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
5112 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
5114 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
5116 * config/arm/cortex-a53.md: Add bypasses for
5118 (cortex_a53_r2f): Only use for transfers.
5119 (cortex_a53_f2r): Likewise.
5120 (cortex_a53_r2f_cvt): Add reservation for conversions.
5121 (cortex_a53_f2r_cvt): Likewise.
5123 2017-01-11 Tamar Christina <tamar.christina@arm.com>
5125 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
5126 to all inlined functions, change static to extern.
5128 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
5131 * config/arm/arm.c (legitimize_pic_address): Handle reference to
5133 (arm_assemble_integer): Likewise.
5135 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
5137 * config.gcc: Use new awk script to check CPU, FPU and architecture
5138 parameters for --with-... options.
5139 * config/arm/parsecpu.awk: New file
5140 * config/arm/arm-cpus.in: New file.
5141 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
5143 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
5145 * config/arm/t-arm: Update dependency rules.
5146 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
5147 of processing .def files.
5148 * config/arm/genopt.sh: Deleted.
5149 * config/arm/gentune.sh: Deleted.
5150 * config/arm/arm-cores.def: Deleted.
5151 * config/arm/arm-arches.def: Deleted.
5152 * config/arm/arm-fpus.def: Deleted.
5153 * config/arm/arm-tune.md: Regenerated.
5154 * config/arm/arm-tables.opt: Regenerated.
5155 * config/arm/arm-cpu.h: New generated file.
5156 * config/arm/arm-cpu-data.h: New generated file.
5157 * config/arm/arm-cpu-cdata.h: New generated file.
5159 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
5162 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
5164 (input_varpool_node): Unpack dynamically_initialized bit.
5166 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
5168 PR rtl-optimization/79032
5169 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
5170 the alignment of the adjusted memory reference against that of MODE,
5171 instead of the alignment of the original memory reference.
5173 2017-01-11 Martin Jambor <mjambor@suse.cz>
5175 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
5177 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
5178 decorated functions.
5180 2017-01-11 Richard Biener <rguenther@suse.de>
5182 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
5183 set range/nonnull info for PHI results. Do not set it on
5184 stmts marked for removal.
5186 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
5188 * expr.c (store_field): In the bitfield case, fetch the return value
5189 from the registers before applying a single big-endian adjustment.
5190 Always do a final load for a BLKmode value not larger than a word.
5192 2017-01-10 David Malcolm <dmalcolm@redhat.com>
5195 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5196 that we correctly handle column numbers greater than
5197 LINE_MAP_MAX_COLUMN_NUMBER.
5199 2017-01-10 Martin Sebor <msebor@redhat.com>
5202 * gimple-ssa-sprintf.c (get_destination_size): Call
5203 {init,fini}object_sizes.
5204 * tree-object-size.c (addr_object_size): Adjust.
5205 (pass_through_call): Adjust.
5206 (pass_object_sizes::execute): Adjust.
5207 * tree-object-size.h (fini_object_sizes): Declare.
5209 2017-01-10 Martin Sebor <msebor@redhat.com>
5211 PR tree-optimization/78775
5212 * builtins.c (get_size_range): Move...
5213 * calls.c: ...to here.
5214 (alloc_max_size): Accept zero argument.
5215 (operand_signed_p): Remove.
5216 (maybe_warn_alloc_args_overflow): Call get_size_range.
5217 * calls.h (get_size_range): Declare.
5219 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
5221 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
5222 from TI's devices.csv file as of September 2016.
5223 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
5225 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
5227 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
5228 * doc/invoke.texi: Likewise.
5229 * doc/md.texi: Likewise.
5230 * doc/objc.texi: Likewise.
5232 2017-01-10 Joshua Conner <joshconner@google.com>
5234 * config/arm/fuchsia-elf.h: New file.
5235 * config/fuchsia.h: New file.
5236 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
5237 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
5239 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
5241 2016-01-10 Richard Biener <rguenther@suse.de>
5243 PR tree-optimization/79034
5244 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5245 Propagate out degenerate PHIs in the joiner.
5247 2017-01-10 Martin Liska <mliska@suse.cz>
5249 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
5250 (sort_congruence_classes_by_decl_uid): Likewise.
5251 (sort_congruence_class_groups_by_decl_uid): Likewise.
5252 (sem_item_optimizer::merge_classes): Sort class, groups in these
5253 classes and members in the groups by DECL_UID of declarations.
5254 This would make merge operations stable.
5256 2017-01-10 Martin Liska <mliska@suse.cz>
5258 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
5259 usage of m_classes_vec.
5260 (sem_item_optimizer::~sem_item_optimizer): Likewise.
5261 (sem_item_optimizer::get_group_by_hash): Likewise.
5262 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
5263 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
5264 (sem_item_optimizer::verify_classes): Likewise.
5265 (sem_item_optimizer::process_cong_reduction): Likewise.
5266 (sem_item_optimizer::dump_cong_classes): Likewise.
5267 (sem_item_optimizer::merge_classes): Likewise.
5268 * ipa-icf.h (congruence_class_hash): Rename from
5269 congruence_class_group_hash. Remove declaration of m_classes_vec.
5271 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
5273 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
5274 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
5275 * config.gcc: Add avx512vpopcntdqintrin.h.
5276 * config/i386/avx512vpopcntdqintrin.h: New.
5277 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
5278 * config/i386/i386-builtin-types.def: Add new types.
5279 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
5280 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
5281 __builtin_ia32_vpopcountq_v8di_mask): New.
5282 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5283 __AVX512VPOPCNTDQ__.
5284 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
5285 (PTA_AVX512VPOPCNTDQ): Define.
5286 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
5287 TARGET_AVX512VPOPCNTDQ_P): Define.
5288 * config/i386/i386.opt: Add mavx512vpopcntdq.
5289 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
5290 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
5292 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5295 * predict.def (PRED_CALL): Set to 67.
5297 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
5299 * expr.c (store_field): In the bitfield case, if the value comes from
5300 a function call and is of an aggregate type returned in registers, do
5301 not modify the field mode; extract the value in all cases if the mode
5302 is BLKmode and the size is not larger than a word.
5304 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
5307 * config/i386/cpuid.h: Fix undefined behavior.
5309 2017-01-04 Jeff Law <law@redhat.com>
5311 PR tree-optimization/79007
5312 PR tree-optimization/67955
5313 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
5314 conservative for pt.null when flag_non_call_exceptions is on.
5316 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5318 PR translation/79019
5319 PR translation/79020
5320 * params.def (PARAM_INLINE_MIN_SPEEDUP,
5321 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
5322 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
5324 * config/avr/avr.opt (maccumulate-args): Likewise.
5325 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
5326 * common.opt (freport-bug): Likewise.
5327 * cif-code.def (CIF_FINAL_ERROR): Likewise.
5328 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
5329 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
5330 translatable string.
5331 * config/i386/i386.c (function_value_32): Likewise.
5332 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
5333 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
5335 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
5336 * common/config/msp430/msp430-common.c (msp430_handle_option):
5338 * symtab.c (symtab_node::verify_base): Likewise.
5339 * opts.c (set_debug_level): Likewise.
5340 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
5341 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5342 missing whitespace to translatable strings.
5343 * config/avr/avr.md (bswapsi2): Fix typo in comment.
5344 * config/sh/superh.h: Likewise.
5345 * config/i386/xopintrin.h: Likewise.
5346 * config/i386/znver1.md: Likewise.
5347 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
5348 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5349 * double-int.h (struct double_int): Likewise.
5350 * double-int.c (div_and_round_double): Likewise.
5351 * wide-int.cc: Likewise.
5352 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
5353 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
5354 * cfgcleanup.c (crossjumps_occured): Renamed to ...
5355 (crossjumps_occurred): ... this.
5356 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
5359 PR tree-optimization/78899
5360 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
5361 returning bool return struct loop *, NULL for failure and the new
5363 (versionable_outer_loop_p): Don't version outer loop if it has
5364 dont_vectorized bit set.
5365 (tree_if_conversion): When versioning outer loop, ensure
5366 tree_if_conversion is performed also on the inner loop of the
5367 non-vectorizable outer loop copy.
5368 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
5369 LOOP_VECTORIZED in inner loop of the scalar outer loop and
5370 prevent vectorization of it.
5371 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
5372 the outer loop vectorization of the non-scalar version is attempted
5373 before vectorization of the inner loop in scalar version. If
5374 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
5375 vectorization of its inner loop.
5376 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
5377 has 2 inner loops, rename also on edges from bb whose single pred
5378 is outer_loop->header. Fix typo in function comment.
5380 2017-01-09 Martin Sebor <msebor@redhat.com>
5383 * asan.c (asan_emit_stack_protection): Increase local buffer size
5384 to avoid snprintf truncation warning.
5386 2017-01-09 Andrew Pinski <apinski@cavium.com>
5388 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
5389 to reference thunderx2t99 for the tuning structure
5390 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
5392 (thunderx2t99_extra_costs): This.
5393 * config/aarch64/aarch64-tune.md: Regenerate.
5394 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
5395 (vulcan_addrcost_table): This.
5396 (vulcan_regmove_cost): Rename to ...
5397 (thunderx2t99_regmove_cost): This.
5398 (vulcan_vector_cost): Rename to ...
5399 (thunderx2t99_vector_cost): this.
5400 (vulcan_branch_cost): Rename to ...
5401 (thunderx2t99_branch_cost): This.
5402 (vulcan_tunings): Rename to ...
5403 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
5404 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
5406 2017-01-09 Martin Jambor <mjambor@suse.cz>
5410 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
5411 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
5412 (propagate_vr_accross_jump_function): Use the above function for all
5413 value range computations for pass-through jump functions and type
5414 converasion from explicit value range values.
5415 (ipcp_propagate_stage): Do not attempt to deduce types of formal
5416 parameters from TYPE_ARG_TYPES.
5417 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
5418 (ipa_write_node_info): Stream type of the actual argument.
5419 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
5421 2017-01-09 Martin Liska <mliska@suse.cz>
5424 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
5425 (lookup_compiler): Do not show error message with have_E.
5427 2017-01-09 Jakub Jelinek <jakub@redhat.com>
5429 PR tree-optimization/78938
5430 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
5431 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
5432 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
5433 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
5436 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5438 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
5441 2017-01-09 Richard Biener <rguenther@suse.de>
5443 PR tree-optimization/78997
5444 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
5445 name condition properly.
5447 2017-01-09 Richard Biener <rguenther@suse.de>
5450 * dwarf2out.c (is_cxx): New overload with context.
5451 (is_naming_typedef_decl): Use it.
5453 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5455 * invoke.texi (Option Summary): Correct spacing in option lists
5456 and add line breaks to fix over-long lines.
5458 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5462 * extend.texi (Common Variable Attributes): Add xref to GCC
5463 Internals manual to explain mode attribute keywords.
5465 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
5468 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
5469 and Preprocessor Options.
5470 (Options for Linking): Document -pthread here....
5471 (RS/6000 and PowerPC Options): ...not here.
5472 (Solaris 2 Options): ...or here.
5473 * doc/cppopts.texi: Document -pthread.
5475 2017-01-08 Martin Sebor <msebor@redhat.com>
5478 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
5479 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
5480 New member functions.
5481 (format_directive): Used them.
5483 (pass_sprintf_length::handle_gimple_call): Same.
5484 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
5485 to avoid truncation for any argument.
5486 (extract_affine_mul): Same.
5487 * tree.c (get_file_function_name): Same.
5489 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5492 * predict.def (PRED_INDIR_CALL): Set to 86.
5494 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5496 PR preprocessor/54124
5497 * doc/cppopts.texi: Reformat -d subtable to list the full name
5498 of the options. Add cross-reference to the docs for the general
5499 compiler -d options.
5500 * doc/invoke.texi (Developer Options): Add cross-reference to the
5501 preprocessor-specific -d option documentation.
5503 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5505 PR preprocessor/13498
5506 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
5507 redudant material, and reflect new command-line options.
5508 (System Headers): Likewise.
5510 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
5512 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
5513 -isystem, and -idirafter. Copy-edit.
5514 * doc/cppopts.texi: Copy-edit. Remove contradiction about
5515 default for -ftrack-macro-expansion. Delete obsolete and
5516 badly-formatted implementation details about -fdebug-cpp output.
5517 * doc/cppwarnopts.texi: Copy-edit.
5519 2017-01-07 David Malcolm <dmalcolm@redhat.com>
5522 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
5523 that the transition from a max line width >= 1<<10 to narrower
5524 lines works correctly.
5526 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
5528 * doc/options.texi (PerFunction): New.
5529 * opt-functions.awk (switch_flags): Map both Optimization and
5530 PerFunction to CL_OPTIMIZATION.
5531 * opth-gen.awk: Test for PerFunction flag along with
5533 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
5534 it only when the latter is present. Skip those that don't in
5535 the hash function generator.
5536 * common.opt (fvar-tracking): Mark as PerFunction instead of
5538 (fvar-tracking-assignments): Likewise.
5539 (fvar-tracking-assignments-toggle): Likewise.
5540 (fvar-tracking-uninit): Likewise.
5542 2017-01-07 Jakub Jelinek <jakub@redhat.com>
5544 PR translation/79018
5545 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
5548 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
5551 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
5552 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
5553 TARGET_LONG_JUMP_TABLE_OFFSETS.
5554 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
5555 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
5556 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
5557 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
5558 * config/m68k/m68k.md (tablejump expander): Likewise.
5559 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
5560 TARGET_LONG_JUMP_TABLE_OFFSETS.
5561 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
5562 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
5564 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
5565 David Holsgrove <david.holsgrove@xilinx.com>
5567 * common/config/microblaze/microblaze-common.c
5568 (TARGET_EXCEPT_UNWIND_INFO): Remove.
5569 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
5571 * config/microblaze/microblaze.c (microblaze_must_save_register)
5572 (microblaze_expand_epilogue, microblaze_return_addr): Handle
5574 (microblaze_eh_return): New function.
5575 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
5576 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
5577 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
5578 * config/microblaze/microblaze.md (eh_return): New pattern.
5580 2017-01-06 Jakub Jelinek <jakub@redhat.com>
5582 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
5583 GCC_DIAGNOSTIC_STRINGIFY): Define.
5585 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
5587 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5589 * config/arm/arm.md (<mcrr>): New.
5591 * config/arm/arm.c (arm_arch5te): New.
5592 (arm_option_override): Set arm_arch5te.
5593 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
5595 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
5596 (arm_mcrr_qualifiers): ... this. New.
5597 (MRRC_QUALIFIERS): Define to...
5598 (arm_mrrc_qualifiers): ... this. New.
5599 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
5601 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
5602 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
5603 (MRRCI, mrrc, MRRC): New.
5604 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
5605 VUNSPEC_MRRC2): New.
5607 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5609 * config/arm/arm.md (<mcr>): New.
5611 * config/arm/arm.c (arm_coproc_builtin_available): Add
5612 support for mcr, mrc, mcr2 and mrc2.
5613 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
5614 (arm_mcr_qualifiers): ... this. New.
5615 (MRC_QUALIFIERS): Define to ...
5616 (arm_mrc_qualifiers): ... this. New.
5617 (MCR_QUALIFIERS): Define to ...
5618 (arm_mcr_qualifiers): ... this. New.
5619 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
5621 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
5622 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
5623 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
5626 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5628 * config/arm/arm.md (*ldc): New.
5632 * config/arm/arm.c (arm_coproc_builtin_available): Add
5633 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
5634 (arm_coproc_ldc_stc_legitimate_address): New.
5635 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
5636 'qualifier_const_pointer'.
5637 (LDC_QUALIFIERS): Define to...
5638 (arm_ldc_qualifiers): ... this. New.
5639 (STC_QUALIFIERS): Define to...
5640 (arm_stc_qualifiers): ... this. New.
5641 * config/arm/arm-protos.h
5642 (arm_coproc_ldc_stc_legitimate_address): New.
5643 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
5644 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
5645 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
5646 stc2, stcl, stc2l): New.
5647 * config/arm/constraints.md (Uz): New.
5648 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
5649 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
5650 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
5651 VUNSPEC_STC2L): New.
5653 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5655 * config/arm/arm.md (<cdp>): New.
5656 * config/arm/arm.c (neon_const_bounds): Rename this ...
5657 (arm_const_bounds): ... this.
5658 (arm_coproc_builtin_available): New.
5659 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
5660 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
5661 (CDP_QUALIFIERS): Define to...
5662 (arm_cdp_qualifiers): ... this. New.
5664 (arm_expand_builtin_args): Add case for 6 arguments.
5665 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
5666 (arm_const_bounds): ... this.
5667 (arm_coproc_builtin_available): New.
5668 * config/arm/arm_acle.h (__arm_cdp): New.
5670 * config/arm/arm_acle_builtins.def (cdp): New.
5672 * config/arm/iterators.md (CDPI,CDP,cdp): New.
5673 * config/arm/neon.md: Rename all 'neon_const_bounds' to
5675 * config/arm/types.md (coproc): New.
5676 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
5677 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
5678 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
5679 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
5681 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5683 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
5684 (UBINOP_QUALIFIERS): New.
5686 (acle_builtin_data): New. Change comment.
5687 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
5688 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
5689 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
5690 arm_acle_builtins.def.
5691 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
5692 (arm_init_acle_builtins): New.
5693 (CRC32_BUILTIN): Remove.
5694 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
5695 crc32cb, crc32ch and crc32cw.
5696 (arm_init_crc32_builtins): Remove.
5697 (arm_init_builtins): Use arm_init_acle_builtins rather
5698 than arm_init_crc32_builtins.
5699 (arm_expand_acle_builtin): New.
5700 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
5701 * config/arm/arm_acle_builtins.def: New.
5703 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
5705 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
5706 (arm_builtin_datum): ... this.
5707 (arm_init_neon_builtin): Rename to ...
5708 (arm_init_builtin): ... this. Add a new parameters PREFIX
5709 and USE_SIG_IN_NAME.
5710 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
5711 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
5712 'arm_builtin_datum'.
5713 (arm_init_vfp_builtins): Likewise.
5714 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
5715 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
5716 (arm_expand_neon_args): Rename to ...
5717 (arm_expand_builtin_args): ... this. Rename builtin_arg
5718 enum values and differentiate between ARG_BUILTIN_MEMORY
5719 and ARG_BUILTIN_NEON_MEMORY.
5720 (arm_expand_neon_builtin_1): Rename to ...
5721 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
5722 values, arm_expand_builtin_args and add bool parameter NEON.
5723 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
5724 (arm_expand_vfp_builtin): Likewise.
5725 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
5727 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
5730 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
5731 * predict.c (tree_estimate_probability_bb): Reverse direction of
5732 polymorphic call predictor.
5734 2017-01-06 David Malcolm <dmalcolm@redhat.com>
5736 * passes.c (execute_one_pass): Split out pass-skipping logic into...
5737 (determine_pass_name_match): ...this new function and...
5738 (should_skip_pass_p): ...this new function.
5740 2017-01-06 Nathan Sidwell <nathan@acm.org>
5742 * ipa-visibility.c (function_and_variable_visibility): Reformat
5743 comments and long lines. Remove extrneous if.
5744 * symtab.c (symtab_node::make_decl_local): Fix code format.
5745 (symtab_node::set_section_for_node): Fix comment typo.
5747 2017-01-06 Martin Liska <mliska@suse.cz>
5750 * lra-constraints.c: Rename invariant to lra_invariant.
5751 * predict.c (set_even_probabilities): Initialize e to NULL.
5753 2017-01-05 Martin Sebor <msebor@redhat.com>
5755 PR tree-optimization/78910
5756 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
5757 (format_integer): Correct off-by-one error in the handling
5758 of precision with negative numbers in signed conversions..
5760 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
5762 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
5764 2017-01-05 Jakub Jelinek <jakub@redhat.com>
5766 PR tree-optimization/71016
5767 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
5768 factor_out_conditional_conversion. Formatting fix.
5769 (factor_out_conditional_conversion): Add cond_stmt argument.
5770 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
5771 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
5774 2017-01-05 David Malcolm <dmalcolm@redhat.com>
5776 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
5777 read-rtl-function.o, and selftest-rtl.o.
5778 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
5779 (selftest::aarch64_test_loading_full_dump): New function.
5780 (selftest::aarch64_run_selftests): New function.
5781 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
5782 selftest::aarch64_run_selftests.
5783 * config/i386/i386.c
5784 (selftest::ix86_test_loading_dump_fragment_1): New function.
5785 (selftest::ix86_test_loading_call_insn): New function.
5786 (selftest::ix86_test_loading_full_dump): New function.
5787 (selftest::ix86_test_loading_unspec): New function.
5788 (selftest::ix86_run_selftests): Call the new functions.
5789 * emit-rtl.c (maybe_set_max_label_num): New function.
5790 * emit-rtl.h (maybe_set_max_label_num): New decl.
5791 * function.c (instantiate_decls): Guard call to
5792 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
5793 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
5795 * gensupport.c (gen_reader::gen_reader): Pass "false"
5796 for new "compact" param of rtx_reader.
5797 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
5798 rather than an empty string for NULL strings.
5799 * read-md.c: Potentially include config.h rather than bconfig.h.
5800 Wrap include of errors.h with #ifdef GENERATOR_FILE.
5801 (have_error): New global, copied from errors.c.
5802 (md_reader::read_name): Rename to...
5803 (md_reader::read_name_1): ...this, adding "out_loc" param,
5804 and converting "missing name or number" to returning false, rather
5806 (md_reader::read_name): Reimplement in terms of read_name_1.
5807 (md_reader::read_name_or_nil): New function.
5808 (md_reader::read_string): Handle "(nil)" by returning NULL.
5809 (md_reader::md_reader): Add new param "compact".
5810 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
5811 (md_reader::read_file): New method.
5812 * read-md.h (md_reader::md_reader): Add new param "compact".
5813 (md_reader::read_file): New method.
5814 (md_reader::is_compact): New accessor.
5815 (md_reader::read_name): Convert return type from void to file_location.
5816 (md_reader::read_name_or_nil): New decl.
5817 (md_reader::read_name_1): New decl.
5818 (md_reader::m_compact): New field.
5819 (noop_reader::noop_reader): Pass "false" for new "compact" param
5821 (rtx_reader::rtx_reader): Add new "compact" param.
5822 (rtx_reader::read_rtx_operand): Make virtual and convert return
5823 type from void to rtx.
5824 (rtx_reader::read_until): New decl.
5825 (rtx_reader::handle_any_trailing_information): New virtual function.
5826 (rtx_reader::postprocess): New virtual function.
5827 (rtx_reader::finalize_string): New virtual function.
5828 (rtx_reader::m_in_call_function_usage): New field.
5829 (rtx_reader::m_reuse_rtx_by_id): New field.
5830 * read-rtl-function.c: New file.
5831 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
5832 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
5833 (selftest::verify_three_block_rtl_cfg): New decl.
5834 * read-rtl-function.h: New file.
5835 * read-rtl.c: Potentially include config.h rather than bconfig.h.
5836 For host, include function.h, memmodel.h, and emit-rtl.h.
5837 (one_time_initialization): New function.
5838 (struct compact_insn_name): New struct.
5839 (compact_insn_names): New array.
5840 (find_code): Handle insn codes in compact dumps.
5841 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
5842 (bind_subst_iter_and_attr): Likewise.
5843 (add_condition_to_string): Likewise.
5844 (add_condition_to_rtx): Likewise.
5845 (apply_attribute_uses): Likewise.
5846 (add_current_iterators): Likewise.
5847 (apply_iterators): Likewise.
5848 (initialize_iterators): Guard usage of apply_subst_iterator with
5849 #ifdef GENERATOR_FILE.
5850 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
5851 (md_reader::read_mapping): Likewise.
5852 (add_define_attr_for_define_subst): Likewise.
5853 (add_define_subst_attr): Likewise.
5854 (read_subst_mapping): Likewise.
5855 (check_code_iterator): Likewise.
5856 (rtx_reader::read_rtx): Likewise. Move one-time initialization
5858 (one_time_initialization): New function.
5859 (rtx_reader::read_until): New method.
5860 (read_flags): New function.
5861 (parse_reg_note_name): New function.
5862 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
5863 Handle reuse_rtx ids.
5864 Wrap iterator lookup within #ifdef GENERATOR_FILE.
5865 Add parsing support for RTL dumps, mirroring the special-cases in
5866 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
5867 values, and calling handle_any_trailing_information.
5868 (rtx_reader::read_rtx_operand): Convert return type from void
5869 to rtx, returning return_rtx. Handle case 'e'. Call
5870 finalize_string on XSTR and XTMPL fields.
5871 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
5872 "(nil)" values were omitted. Call the postprocess vfunc on the
5874 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
5875 class ctor. Initialize m_in_call_function_usage. Call
5876 one_time_initialization.
5877 * rtl-tests.c (selftest::test_uncond_jump): Call
5878 set_new_first_and_last_insn.
5879 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
5880 * selftest-rtl.c: New file.
5881 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
5882 (selftest::get_insn_by_uid): New decl.
5883 * selftest-run-tests.c (selftest::run_tests): Call
5884 read_rtl_function_c_tests.
5885 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
5886 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
5889 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
5891 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
5892 operands in a special way. Assert that pos+len <= mode precision.
5894 2017-01-05 Jakub Jelinek <jakub@redhat.com>
5896 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
5897 3 argument Alias with unlimited for the negative form.
5898 (fno-vect-cost-model): Removed.
5900 2017-01-05 Martin Liska <mliska@suse.cz>
5902 * hsa-gen.c (gen_hsa_divmod): New function.
5903 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
5905 2017-01-05 Martin Liska <mliska@suse.cz>
5908 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
5911 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5913 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
5914 small constant length operands.
5916 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5918 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
5919 between loop iterations.
5921 2017-01-05 Martin Liska <mliska@suse.cz>
5924 * gimplify.c (gimplify_decl_expr): Compare to
5925 asan_poisoned_variables instread of checking flags.
5926 (gimplify_target_expr): Likewise.
5927 (gimplify_expr): Likewise.
5928 (gimplify_function_tree): Conditionally initialize
5929 asan_poisoned_variables.
5931 2017-01-04 Jeff Law <law@redhat.com>
5933 PR tree-optimizatin/78812
5934 * rtl.h (contains_mem_rtx_p): Prototype.
5935 * ifcvt.c (containts_mem_rtx_p): Move from here to...
5936 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
5937 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
5938 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
5939 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
5941 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
5943 * input.c (assert_char_at_range): Default-initialize actual_range.
5945 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
5947 * df-scan.c (df_ref_create_structure): Make regno unsigned,
5948 to match the caller.
5950 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
5952 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
5953 insns after final jump in test to emit dummy move.
5955 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
5957 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
5958 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
5960 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
5962 * multiple_target.c (create_dispatcher_calls): Init e_next.
5963 * tree-ssa-loop-split.c (split_loop): Init border.
5964 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
5967 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5972 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
5973 (altivec_register_operand): Do not return true if the operand
5974 contains a SUBREG mixing SImode and SFmode.
5975 (vsx_register_operand): Likewise.
5976 (vsx_reg_sfsubreg_ok): New predicate.
5977 (vfloat_operand): Do not return true if the operand contains a
5978 SUBREG mixing SImode and SFmode.
5979 (vint_operand): Likewise.
5980 (vlogical_operand): Likewise.
5981 (gpc_reg_operand): Likewise.
5982 (int_reg_operand): Likewise.
5983 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
5984 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
5985 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
5987 (rs6000_emit_move_si_sf_subreg): New helper function.
5988 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
5989 fixup SUBREGs involving SImode and SFmode.
5990 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
5991 numbers for the new peephole2 optimization.
5992 (peephole2 for SFmode unions): New peephole2 to optimize cases in
5993 the GLIBC math library that do AND/IOR/XOR operations on single
5994 precision floating point.
5995 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
5996 target macros to say whether we need to avoid SUBREGs mixing
5998 (TARGET_ALLOW_SF_SUBREG): Likewise.
5999 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
6000 (UNSPEC_SI_FROM_SF): Likewise.
6001 (iorxor): Change spacing.
6002 (and_ior_xor): New iterator for AND, IOR, and XOR.
6003 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
6004 (movdi_from_sf_zero_ext): Likewise.
6005 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
6006 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
6007 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
6008 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
6009 (fms<mode>4): Likewise.
6010 (fnma<mode>4): Likewise.
6011 (fnms<mode>4): Likewise.
6012 (nfma<mode>4): Likewise.
6013 (nfms<mode>4): Likewise.
6015 2017-01-04 Marek Polacek <polacek@redhat.com>
6018 * doc/invoke.texi: Document -Wpointer-compare.
6020 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6022 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
6025 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
6026 descriptions for -gdwarf-5 and emit them as uleb128 instead of
6029 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
6032 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
6033 documentation of the powerpc_popcntb_ok attribute.
6034 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6035 code to issue warning messages if a requested CPU configuration is
6036 not supported by the binary (assembler and loader) toolchain.
6037 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
6038 made to define a built-in function that has been disabled.
6039 (paired_init_builtins): Add assertion to prevent ICE if attempt is
6040 made to define a built-in function that has been disabled.
6041 (altivec_init_builtins): Add comment explaining why definition
6042 of the DST built-in functions is not preceded by an assertion
6043 check. Add assertions to prevent ICE if attempts are made to
6044 define an altivec predicate or an abs* built-in function that has
6046 (htm_init_builtins): Add comment explaining why definition of the
6047 htm built-in functions is not preceded by an assertion check.
6049 2017-01-04 Jeff Law <law@redhat.com>
6051 PR tree-optimizatin/67955
6052 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
6053 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
6054 the points-to solution does not include pt_null. Use DECL_PT_UID
6057 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
6059 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
6060 Use gen_int_mode instead of gen_lopwart for const_int operands.
6062 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6064 PR tree-optimization/71563
6065 * match.pd: Simplify X << Y into X if Y is known to be 0 or
6066 out of range value - has low bits known to be zero.
6068 2017-01-04 Alan Modra <amodra@gmail.com>
6070 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
6071 * configure: Regenerate.
6072 * config.in: Regenerate.
6074 2017-01-04 Jakub Jelinek <jakub@redhat.com>
6077 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
6078 a substring of the message, but strcmp with the whole message. Ifdef
6079 ENABLE_NLS, translate the message first using dgettext.
6081 2017-01-03 Jeff Law <law@redhat.com>
6083 PR tree-optimizatin/78856
6084 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
6085 (mark_threaded_blocks): Remove code to truncate thread paths that
6086 cross multiple loop headers. Instead invalidate the cached loop
6087 iteration information and handle case of a thread path walking
6088 into an irreducible region.
6090 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6093 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
6094 assertions. Add support for doing the signbit if the IEEE 128-bit
6095 floating point value is in a GPR.
6096 * config/rs6000/rs6000.md (Fsignbit): Delete.
6097 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
6098 Update the length attribute if the value is in a GPR.
6099 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
6100 the sign or zero extension instruction, since the value is always 0/1.
6101 (signbit<mode>2_dm2): Delete using <Fsignbit>.
6104 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
6105 extracting SImode to a GPR register so that we can generate a
6106 store, limit the vector to be in a traditional Altivec register
6107 for the vextuwrx instruction.
6109 2017-01-03 Ian Lance Taylor <iant@google.com>
6111 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
6113 2017-01-03 Martin Sebor <msebor@redhat.com>
6115 PR tree-optimization/78696
6116 * gimple-ssa-sprintf.c (format_floating): Correct handling of
6117 precision. Use MPFR for %f for greater fidelity. Correct handling
6119 (pass_sprintf_length::compute_format_length): Set width and precision
6120 specified by asrerisk to void_node for vararg functions.
6121 (try_substitute_return_value): Adjust dump output.
6123 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
6125 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
6127 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
6129 * doc/invoke.texi (SPARC options): Document -mlra as the default.
6130 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
6131 -mlra/-mno-lra was passed to the compiler.
6133 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
6135 PR rtl-optimization/65618
6136 * emit-rtl.c (try_split): Move initialization of "before" and
6137 "after" to just before the call to emit_insn_after_setloc.
6139 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6141 * doc/md.texi (Standard Names): Remove reference to Java frontend.
6143 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
6145 * dwarf2out.c (gen_enumeration_type_die): When
6146 -gno-strict-dwarf, add a DW_AT_encoding attribute.
6148 2017-01-03 Jakub Jelinek <jakub@redhat.com>
6150 PR tree-optimization/78965
6151 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
6152 Change first argument from const call_info & to call_info &. For %n
6153 set info.nowrite to false.
6156 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
6157 possibly throwing calls.
6159 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
6160 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
6161 and fns handling, rather than in a separate case SSA_NAME.
6163 2017-01-02 Jeff Law <law@redhat.com>
6165 * config/darwin-driver.c (darwin_driver_init): Const-correctness
6166 fixes for first_period and second_period variables.
6168 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
6171 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
6172 (*insvqi_1): New insn pattern.
6173 (*insvqi_1_mem_rex64): Ditto.
6175 (*insvqi_3): Rename from *insvqi.
6177 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
6179 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6181 * doc/cfg.texi (Edges): Remove reference to Java.
6182 (Maintaining the CFG): Ditto.
6184 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6187 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
6188 transparent aliases.
6190 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6193 * predict.def (PRED_CALL): Update hitrate.
6194 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
6195 * predict.c (tree_estimate_probability_bb): Split CALL predictor
6196 into direct/indirect/polymorphic variants.
6198 2017-01-01 Jakub Jelinek <jakub@redhat.com>
6200 Update copyright years.
6202 * gcc.c (process_command): Update copyright notice dates.
6203 * gcov-dump.c (print_version): Ditto.
6204 * gcov.c (print_version): Ditto.
6205 * gcov-tool.c (print_version): Ditto.
6206 * gengtype.c (create_file): Ditto.
6207 * doc/cpp.texi: Bump @copying's copyright year.
6208 * doc/cppinternals.texi: Ditto.
6209 * doc/gcc.texi: Ditto.
6210 * doc/gccint.texi: Ditto.
6211 * doc/gcov.texi: Ditto.
6212 * doc/install.texi: Ditto.
6213 * doc/invoke.texi: Ditto.
6215 Copyright (C) 2017 Free Software Foundation, Inc.
6217 Copying and distribution of this file, with or without modification,
6218 are permitted in any medium without royalty provided the copyright
6219 notice and this notice are preserved.