1 2016-10-07 Martin Liska <mliska@suse.cz>
3 * coverage.c (build_gcov_exit_decl): Fix priority what
6 2016-10-07 Richard Biener <rguenther@suse.de>
8 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
9 vars in gimple_bind_vars but not in BLOCK_VARS.
11 2016-10-07 Richard Biener <rguenther@suse.de>
13 PR tree-optimization/77879
14 * tree-ssa-structalias.c (handle_const_call): Properly handle
16 (handle_pure_call): Likewise.
18 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
20 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
21 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
24 2016-10-06 Andrew Pinski <apinski@cavium.com>
26 * config/aarch64/aarch64-cores.def: Add a comment before each
29 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
31 PR tree-optimization/77862
32 * tree-vrp.c (add_equivalence): Use get_value_range so that
33 num_vr_values is checked before accessing vr_values.
35 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
37 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
40 2016-10-05 Jeff Law <law@redhat.com>
42 PR tree-optimization/71661
43 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
44 removal of a forwarder exposes a new natural loop.
46 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
48 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
49 Introduce ssesuffix variable.
50 (<mask_codefor><code><mode>3<mask_name>): Ditto.
51 (*<code><mode>3): Ditto.
53 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
55 * postreload.c (reload_cse_simplify): Skip also USE when detecting
58 2016-10-06 Richard Biener <rguenther@suse.de>
60 PR tree-optimization/77855
61 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
62 instead of removing the current item while iterating over the set
65 2016-10-06 James Clarke <jrtc27@jrtc27.com>
66 Eric Botcazou <ebotcazou@adacore.com>
69 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
70 (classify_registers): Don't set it
71 (function_arg_slotno): Don't initialize and test it. Tidy up.
73 2016-10-06 Richard Biener <rguenther@suse.de>
75 PR tree-optimization/77839
76 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
79 2016-10-06 Martin Liska <mliska@suse.cz>
81 * gcc.c: Set -fprofile-update=atomic when profiling is
82 enabled and -pthread is set. Warn when one combines
83 -pthread and -fprofile-update=single for an app using
86 2016-10-06 Martin Liska <mliska@suse.cz>
89 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
90 * gimple-ssa-strength-reduction.c (slsr_process_cast):
91 Initialize a pointer to NULL.
92 (slsr_process_copy): Likewise.
93 * input.c (location_get_source_line): Likewise.
94 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
96 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
98 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
99 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
100 (ix86_handle_option): Deleted handle of OPT_mpcommit.
101 * config.gcc: Deleted pcommitintrin.h
102 * config/i386/pcommitintrin.h: Deleted file.
103 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
104 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
106 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
108 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
109 (PTA_PCOMMIT): Deleted define.
110 (ix86_option_override_internal): Deleted handle of option.
111 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
112 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
113 __builtin_ia32_pcommit): Deleted.
114 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
115 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
116 (pcommit): Deleted instruction.
117 * config/i386/i386.opt: Mention -mpcommit deprecation.
118 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
120 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
123 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
125 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
126 Use <round_constraint> as operand 1 constraint.
128 2016-10-05 Jakub Jelinek <jakub@redhat.com>
131 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
132 (ubsan_instrument_float_cast): And not here.
135 * ubsan.c (ubsan_ids): New GTY(()) array.
136 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
137 instead of static local counters.
139 2016-10-05 Martin Sebor <msebor@redhat.com>
142 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
143 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
144 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
145 (default_printf_pointer_format): Define function.
146 * targhooks.c (linux_printf_pointer_format): Define new function.
147 * targhooks.h (linux_printf_pointer_format): Declare.
148 (gnu_libc_printf_pointer_format): Remove declaration.
150 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
152 * fold-const.c (native_encode_real): Fix logic for selecting offset
153 to write to when BYTES_BIG_ENDIAN.
155 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
157 * builtins.c (fold_builtin_strchr): Remove function.
158 (fold_builtin_strrchr): Likewise.
159 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
160 * gimple-fold.c (target_char_cst_p): New function.
161 (gimple_fold_builtin_strchr) Add more foldings.
162 (gimple_fold_builtin): Add index, strrchr, rindex cases.
164 2016-10-05 Richard Biener <rguenther@suse.de>
167 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
168 capture ids in c-exprs.
170 2016-10-05 Richard Biener <rguenther@suse.de>
173 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
174 with types_match for GIMPLE code gen to handle type mismatched
176 (dt_operand::gen): Adjust.
177 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
180 2016-10-05 Richard Biener <rguenther@suse.de>
182 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
184 2016-10-05 Richard Biener <rguenther@suse.de>
187 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
189 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
191 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
192 version check to protect only DW_TAG_imported_module generation.
194 2016-10-05 Richard Biener <rguenther@suse.de>
197 * match.pd (min(a,-a) -> -abs(a)): New pattern.
199 2016-10-04 Ian Lance Taylor <iant@golang.org>
201 * explow.c (allocate_dynamic_stack_space): Call
202 do_pending_stack_adjust before handling flag_split_stack.
204 2016-10-04 David Malcolm <dmalcolm@redhat.com>
206 * genattrtab.c (make_internal_attr): Supply dummy column number to
209 * genoutput.c (init_insn_for_nothing): Likewise.
210 * gensupport.c (add_define_attr): Likewise.
211 * read-md.c (message_at_1): Print column number.
212 (fatal_with_file_and_line): Likewise.
213 (rtx_reader::read_char): Track column numbers.
214 (rtx_reader::unread_char): Likewise.
215 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
216 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
217 (rtx_reader::handle_file): Initialize m_read_md_colno.
218 (rtx_reader::get_current_location): Supply column number to
220 * read-md.h (struct file_location): Add field "colno".
221 (file_location::file_location): Likewise.
222 (rtx_reader::get_colno): New accessor.
223 (rtx_reader::m_read_md_colno): New field.
224 (rtx_reader::m_last_line_colno): New field.
226 2016-10-04 Jakub Jelinek <jakub@redhat.com>
228 * doc/extend.texi (Java Exceptions): Remove.
229 (java_interface): Remove.
231 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
233 PR tree-optimization/77808
234 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
235 and addr are different before copying points-to information.
237 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
239 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
240 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
241 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
242 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
244 2016-10-04 Richard Biener <rguenther@suse.de>
246 PR tree-optimization/77399
247 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
248 verify the target can convert.
250 2016-10-04 Richard Biener <rguenther@suse.de>
253 * explow.c (plus_constant): Verify the mode of the constant
254 pool offset before calling plus_constant.
256 2016-10-04 Richard Biener <rguenther@suse.de>
259 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
260 type support, mark with :C.
261 (X / -X -> -1): Mark with :C.
263 2016-10-04 Jakub Jelinek <jakub@redhat.com>
265 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
266 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
267 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
268 * doc/tm.texi: Regenerated.
269 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
270 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
271 * config/darwin.h (JCR_SECTION_NAME): Remove.
272 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
273 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
274 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
275 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
276 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
277 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
279 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
281 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
282 between "because" and "param" in dump message in call to fprintf.
284 2016-10-03 Jeff Law <law@redhat.com>
286 PR tree-optimization/71550
287 PR tree-optimization/71403
288 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
289 (profitable_jump_thread_path): Also return boolean indicating if
290 the realized path will create an irreducible loop.
291 Remove loop depth tests from 71403.
292 (fsm_find_control_statement_thread_paths): Remove loop depth tests
293 from 71403. If threading will create an irreducible loop, then
294 throw away loop iteration and related information.
296 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
298 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
299 -Woverloaded-virtual checks for warning options.
300 * configure: Regenerate.
302 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
304 PR preprocessor/77699
305 * input.c (maybe_grow): Don't allocate one byte extra headroom.
306 (get_next_line): Return false on error.
307 (read_next_line): Removed, use get_next_line instead.
308 (read_line_num): Don't copy the line.
309 (location_get_source_line): Don't use static data.
310 (selftest::test_reading_source_line): Add more test cases.
312 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
315 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
317 * ifcvt.c (noce_try_avoid_const_materialization): New function.
318 (noce_process_if_block): Use it.
320 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
322 * doc/invoke.texi: Update -Wint-in-bool-context.
324 2016-10-02 Jakub Jelinek <jakub@redhat.com>
326 * dwarf2out.c (output_fde, output_call_frame_info,
327 dwarf2out_do_cfi_startproc, set_indirect_string,
328 gen_internal_sym, output_die, output_line_info): Use
329 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
330 ASM_GENERATE_INTERNAL_LABEL output.
332 2016-10-01 Richard Biener <rguenther@suse.de>
335 * genmatch.c (get_operand_type): Add operand position arg
336 and handle COND_EXPR comparison operand with fixed boolean_type_node.
337 (expr::gen_transform): Adjust.
338 (dt_simplify::gen_1): Likewise.
340 2016-10-01 Jakub Jelinek <jakub@redhat.com>
342 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
343 comments. Simplify asserts, remove unnecessary conditions.
345 (*<code><mode>3): Likewise.
347 2016-09-30 Jakub Jelinek <jakub@redhat.com>
349 * doc/invoke.texi (-Wregister): Document.
351 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
353 * configure.ac: Split CHECKING_P into CHECKING_P and
354 ENABLE_EXTRA_CHECKING.
355 * configure: Regenerated.
356 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
357 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
359 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
362 * gcc.c (process_command): For @filename handling, output
363 the correct name if the file does not exist.
365 2016-09-30 Marek Polacek <polacek@redhat.com>
367 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
368 * config/alpha/predicates.md: Likewise.
370 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
372 * ifcvt.c (noce_try_avoid_const_materialization): New function.
373 (noce_process_if_block): Use it.
375 2016-09-30 Martin Liska <mliska@suse.cz>
377 * doc/invoke.texi: Document asan-use-after-return that
378 it's disabled by default in runtime.
380 2016-09-30 Richard Biener <rguenther@suse.de>
382 * tree-vrp.c (intersect_ranges): If we failed to handle
383 the intersection choose a constant singleton range if available.
385 2016-09-30 Richard Biener <rguenther@suse.de>
387 PR tree-optimization/77399
388 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
389 float <-> int conversions.
391 2016-09-30 Alan Modra <amodra@gmail.com>
393 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
395 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
397 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
398 ext_level before calling CPUID with 0x80000008.
399 Simplify xgetbv checks.
401 2016-09-29 David Malcolm <dmalcolm@redhat.com>
403 * Makefile.in (OBJS): Add print-rtl-function.o.
404 * print-rtl-function.c: New file.
405 * print-rtl.h (print_rtx_function): New decl.
407 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
410 * config/i386/cpuid.h (__get_cpuid_count): New.
411 (__get_cpuid): Rename __level to __leaf.
413 2016-09-29 Marek Polacek <polacek@redhat.com>
415 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
417 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
419 * builtins.c (expand_builtin_memcmp): don't swap args unless
420 result is only being compared with zero.
422 2016-09-29 Marek Polacek <polacek@redhat.com>
424 * dwarf2out.c (loc_descriptor): Add fall through comment.
425 (add_const_value_attribute): Likewise.
427 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
429 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
430 with "v6t2". Move "arch" attribute above "pool_range".
431 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
433 (*thumb2_movhi_vfp): Likewise.
434 (*arm_movhi_fp16): Likewise.
435 (*thumb2_movhi_fp16): Likewise.
436 (*arm_movsi_vfp): Remove "arch" attribute.
437 (*thumb2_movsi_vfp): Likewise.
439 2016-09-29 Martin Liska <mliska@suse.cz>
441 * doc/extend.texi: Remove limitation of Objective C for
442 __attribute__((constructor)) and __attribute__((destructor)).
444 2016-09-29 Richard Biener <rguenther@suse.de>
446 PR tree-optimization/77768
447 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
448 Handle stores to readonly memory when removing redundant stores.
450 2016-09-29 Richard Biener <rguenther@suse.de>
453 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
454 X / -X -> -1 simplifications.
456 2016-09-29 Richard Biener <rguenther@suse.de>
459 * match.pd: Add max(a,-a) -> abs(a) pattern.
460 * tree-ssa-phiopt.c (minmax_replacement): Disable for
461 HONOR_SIGNED_ZEROS types.
463 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
465 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
466 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
468 2016-09-29 Richard Biener <rguenther@suse.de>
470 * tree-vrp.c (set_defs_to_varying): New helper avoiding
471 writing to vr_const_varying.
472 (vrp_initialize): Call it.
473 (vrp_visit_stmt): Likewise.
474 (evrp_dom_walker::before_dom_children): Likewise.
476 2016-09-29 Richard Biener <rguenther@suse.de>
478 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
479 constructors with vector elements.
481 2016-09-29 Richard Biener <rguenther@suse.de>
483 PR tree-optimization/77768
484 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
485 with stores to a place we know has a constant value.
487 2016-09-29 Alan Modra <amodra@gmail.com>
489 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
490 * doc/invoke.texi: Document it.
491 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
492 (rs6000_passes_float): Comment.
493 (rs6000_passes_long_double): New static var.
494 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
495 (init_cumulative_args): Set up to emit fp .gnu_attribute for
496 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
497 to include fp values returned in vectors.
498 Set rs6000_passes_long_double.
499 (rs6000_function_arg_advance_1): Likewise for function args.
500 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
501 and SPE. Emit long double tag value too.
502 (rs6000_opt_vars): Add gnu-attr.
503 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
504 * configure: Regenerate.
505 * config.in: Regenerate.
507 2016-09-28 Jakub Jelinek <jakub@redhat.com>
509 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
511 (format_floating, format_string, format_directive,
512 get_destination_size, pass_sprintf_length::handle_gimple_call):
515 2016-09-28 Jakub Jelinek <jakub@redhat.com>
517 * gimple-ssa-sprintf.c: Fix comment formatting.
518 (format_integer): Use is_gimple_assign.
519 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
520 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
521 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
522 (pass_sprintf_length::execute): Use is_gimple_call.
524 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
526 * gimple-fold.c (gimple_fold_builtin): After failing to fold
527 strchr, also try the generic folding.
529 2016-09-28 Martin Sebor <msebor@redhat.com>
532 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
535 2016-09-28 Martin Sebor <msebor@redhat.com>
538 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
539 length modifier is not expected.
540 (format_floating): Ignore l length modifier and fail gracefuly
541 when it isn't one of the other expected ones.
543 2016-09-28 Martin Sebor <msebor@redhat.com>
546 * varasm.c (assemble_addr_to_section): Increase local buffer size.
548 2016-09-27 Richard Biener <rguenther@suse.de>
550 * dwarf2out.c (cu_die_list): New global.
551 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
552 main_comp_unit_die to cu_die_list if we created it.
553 Move break_out_includes ...
554 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
557 2016-09-28 Richard Biener <rguenther@suse.de>
559 * dwarf2out.c (struct die_struct): Add removed flag.
560 (lookup_type_die): If the DIE is marked as removed, clear
561 TYPE_SYMTAB_DIE and return NULL.
562 (lookup_decl_die): If the DIE is marked as removed, remove it
563 from the hash and return NULL.
564 (mark_removed): New helper.
565 (prune_unused_types_prune): Call it for removed DIEs.
566 (gen_subprogram_die): Move the premark_used_types call to after
567 DIEs for the functions scopes are generated.
568 (process_scope_var): Do not re-create pruned types or type decls.
569 Make sure to also re-parent type decls.
570 (dwarf2out_finish): Move unused type pruning and debug_types
572 (dwarf2out_early_finish): ... here.
574 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
576 * config/arc/arc-c.c: New file.
577 * config/arc/arc-c.def: Likewise.
578 * config/arc/t-arc: Likewise.
579 * config.gcc: Include arc-c.o as c and cpp object.
580 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
581 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
582 arc_cpu_cpp_builtins.
584 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
586 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
587 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
589 2016-09-28 Nathan Sidwell <nathan@acm.org>
591 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
594 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
596 PR tree-optimization/61056
597 * gimple-fold.c (gimple_fold_builtin_strchr):
598 New function to optimize strchr (s, 0) to strlen.
599 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
601 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
603 PR tree-optimization/77724
604 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
605 Add tree_fits_shwi_p check.
607 2016-09-27 Jakub Jelinek <jakub@redhat.com>
609 * auto-inc-dec.c (try_merge): Remove break after return.
610 * cselib.c (autoinc_split): Likewise.
611 * explow.c (promote_mode): Likewise.
612 * fixed-value.c (fixed_arithmetic): Likewise.
613 * hsa.c (hsa_internal_fn::get_arity): Likewise.
614 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
615 * trans-mem.c (get_attrs_for): Likewise.
616 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
617 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
618 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
619 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
620 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
621 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
622 * config/cris/cris.c (cris_op_str): Likewise.
623 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
624 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
626 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
628 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
629 IFN_GOACC_REDUCTION_CODES): New.
630 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
631 ifn_goacc_reduction_kind): Use them.
632 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
633 of internal functions, when applicable.
635 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
637 * config/mips/constraints.md (d): Fix documentation.
638 * doc/md.texi (Machine Constraints): Update accordingly.
640 2016-09-27 Richard Biener <rguenther@suse.de>
642 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
643 cur_line_info_table initialization ...
644 (dwarf2out_assembly_start): ... here.
646 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
648 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
649 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
650 (*thumb2_movhi_vfp): Likewise.
651 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
652 template. Expand predicable attribute to mark VMOV.F16 as not
653 predicable. Add "arch" attribute.
654 (*thumb2_movhi_fp16): Likewise.
655 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
656 (*thumb2_movsi_vfp): Add "arch" attribute.
658 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
660 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
663 2016-09-27 Marek Polacek <polacek@redhat.com>
665 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
668 * config/c6x/c6x.h: Adjust fall through comment.
669 * config/sh/sh.c (final_prescan_insn): Likewise.
670 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
671 (visium_expand_fp_cstore): Likewise.
673 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
675 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
676 expected by -Wimplicit-fallthrough.
677 (thumb1_size_rtx_costs): Likewise.
678 (thumb2_reorg): Likewise.
679 (tls_mentioned_p): Add "Fall through" comment.
680 (thumb2_reorg): Likewise.
681 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
682 comment form expected by -Wimplicit-fallthrough.
684 2016-09-27 Martin Liska <mliska@suse.cz>
686 PR gcov-profile/46266
687 * input.h (RESERVED_LOCATION_P): New macro.
688 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
689 instread of comparison with UNKNOWN_LOCATION.
691 2016-09-27 Richard Biener <rguenther@suse.de>
693 PR tree-optimization/77745
694 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
695 When removing redundant stores make sure to check compatibility
696 of the TBAA state for downstream accesses.
697 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
698 value-numbering virtual operands for store matches.
700 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
703 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
704 movrt patterns. Match them before anything else in the SET case.
706 2016-09-27 Martin Liska <mliska@suse.cz>
709 PR gcov-profile/16855
710 PR gcov-profile/44779
711 * coverage.c (build_gcov_exit_decl): New function.
712 (coverage_obj_init): Call the function and generate __gcov_exit
714 * doc/gcov.texi: Document when __gcov_exit function is called.
716 2016-09-27 Marek Polacek <polacek@redhat.com>
719 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
720 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
721 -Wno-error instead of -Wno-implicit-fallthrough.
723 2016-09-27 Martin Liska <mliska@suse.cz>
726 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
728 2016-09-27 Jakub Jelinek <jakub@redhat.com>
730 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
731 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
732 comments. Remove break after return.
733 (ix86_fp_compare_code_to_integer, has_dispatch,
734 ix86_simd_clone_usable): Remove break after return.
736 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
738 PR rlt-optimization/77714
739 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
742 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
745 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
746 extract_range_from_unary_expr to convert value_range.
747 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
748 (extract_range_from_unary_expr): This.
749 * tree-vrp.h (extract_range_from_unary_expr): Declare.
751 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
753 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
755 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
757 * config/i386/i386.c (ix86_print_operand)
758 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
759 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
760 (epilogue_renumber): Likewise.
762 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
765 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
766 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
768 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
770 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
771 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
772 is_mm_seq_cst, is_mm_sync): Move to ...
773 * memmodel.h: This. New file.
774 * builtins.c: Include memmodel.h.
775 * optabs.c: Likewise.
777 * config/aarch64/aarch64.c: Likewise.
778 * config/alpha/alpha.c: Likewise.
779 * config/arm/arm.c: Likewise.
780 * config/i386/i386.c: Likewise.
781 * config/ia64/ia64.c: Likewise.
782 * config/mips/mips.c: Likewise.
783 * config/rs6000/rs6000.c: Likewise.
784 * config/sparc/sparc.c: Likewise.
785 * genconditions.c: Include memmodel.h in generated file.
786 * genemit.c: Likewise.
787 * genoutput.c: Likewise.
788 * genpeep.c: Likewise.
789 * genpreds.c: Likewise.
790 * genrecog.c: Likewise.
792 2016-09-26 David Malcolm <dmalcolm@redhat.com>
794 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
795 "c" instead when parsing characters. Move operand parsing into...
796 (read_rtx_operand): ...this new function, renaming "i" to "idx",
797 and tightening the scope of various locals.
799 2016-09-26 Liu Hao <lh_mouse@126.com>
801 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
803 2016-09-26 Marek Polacek <polacek@redhat.com>
805 * system.h: Use __has_attribute to check whether the fallthrough
806 attribute is supported.
808 2016-09-26 Marek Polacek <polacek@redhat.com>
810 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
811 gimple_call_internal_p.
812 * ipa-split.c (find_return_bb): Likewise.
813 (execute_split_functions): Likewise.
814 * omp-low.c (dump_oacc_loop_part): Likewise.
815 (oacc_loop_xform_head_tail): Likewise.
816 * predict.c (predict_loops): Likewise.
817 * sanopt.c (pass_sanopt::execute): Likewise.
818 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
819 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
820 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
821 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
822 (expand_ifn_va_arg): Likewise.
823 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
824 (optimize_mask_stores): Likewise.
825 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
826 (vect_transform_stmt): Likewise.
827 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
828 * tsan.c (instrument_memory_accesses): Likewise.
830 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
831 Alexander Monakov <amonakov@ispras.ru>
833 * regrename.c (rename_chains): Check
834 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
835 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
836 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
838 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
840 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
841 (s390_sched_score): Likewise.
843 2016-09-26 Martin Liska <mliska@suse.cz>
845 * doc/gcov.texi: Update program output of gcov tool.
847 2016-09-26 Martin Liska <mliska@suse.cz>
849 PR gcov-profile/23332
850 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
851 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
852 * value-prof.c (dump_histogram_value): Do not handle
853 HIST_TYPE_CONST_DELTA.
854 (stream_in_histogram_value): Likewise.
855 (gimple_find_values_to_profile): Likewise.
856 * value-prof.h (enum hist_type): Likewise.
858 2016-09-26 Martin Liska <mliska@suse.cz>
860 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
861 from default sanitize recover values.
862 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
863 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
864 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
866 * opts.c (finish_options): Do a generic loop over options
867 that can be recovered.
868 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
870 (common_handle_option): Likewise.
871 * opts.h: Declare can_recover to sanitizer_opts_s.
873 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
875 * target.def(elf_flags_numeric): Change documentation to present tense.
876 * doc/tm.texi: Regenerate.
878 2016-09-26 Marek Polacek <polacek@redhat.com>
881 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
882 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
883 -Wno-switch-fallthrough.
884 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
885 (expand_builtin): Likewise.
886 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
887 * convert.c (convert_to_real_1): Likewise.
888 (convert_to_integer_1): Likewise.
889 * final.c (output_alternate_entry_point): Likewise.
890 * genattrtab.c (make_canonical): Likewise.
891 (write_test_expr): Likewise.
892 * genpreds.c (validate_exp): Likewise.
893 * gimple-ssa-strength-reduction.c
894 (find_candidates_dom_walker::before_dom_children): Likewise.
895 * godump.c (go_format_type): Likewise.
896 * reload1.c (elimination_effects): Likewise.
897 * resource.c (mark_referenced_resources): Likewise.
898 (mark_set_resources): Likewise.
899 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
900 * varasm.c (output_addressed_constants): Likewise.
902 2016-09-26 Marek Polacek <polacek@redhat.com>
905 * common.opt (Wimplicit-fallthrough): New option.
906 * doc/extend.texi: Document statement attributes and the fallthrough
908 * doc/invoke.texi: Document -Wimplicit-fallthrough.
909 * gimple.h (gimple_call_internal_p): New function.
910 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
911 (struct label_entry): New struct.
912 (find_label_entry): New function.
913 (case_label_p): New function.
914 (collect_fallthrough_labels): New function.
915 (last_stmt_in_scope): New function.
916 (should_warn_for_implicit_fallthrough): New function.
917 (warn_implicit_fallthrough_r): New function.
918 (maybe_warn_implicit_fallthrough): New function.
919 (expand_FALLTHROUGH_r): New function.
920 (expand_FALLTHROUGH): New function.
921 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
922 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
923 (gimplify_label_expr): New function.
924 (gimplify_case_label_expr): Set location.
925 (gimplify_expr): Call gimplify_label_expr.
926 * internal-fn.c (expand_FALLTHROUGH): New function.
927 * internal-fn.def (FALLTHROUGH): New internal function.
928 * langhooks.c (lang_GNU_OBJC): New function.
929 * langhooks.h (lang_GNU_OBJC): Declare.
930 * system.h (gcc_fallthrough): Define.
931 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
932 * tree.h (FALLTHROUGH_LABEL_P): Define.
934 2016-09-26 Richard Biener <rguenther@suse.de>
936 * dwarf2out.c (stripattributes): Remove unused function.
937 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
938 Push dwarf_split_debug_info handling into init_sections_and_labels.
939 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
940 (DEBUG_MACRO_SECTION_FLAGS): Remove.
941 (debug_macinfo_section_name): New global.
942 (output_macinfo): Use debug_macinfo_section_name.
943 (init_sections_and_labels): Split out section and label generation
944 from dwarf2out_init. Set debug_macinfo_section_name.
945 (dwarf2out_init): Move text section label generation and emission
947 (dwarf2out_assembly_start): ... here.
948 (dwarf2out_finish): Call init_sections_and_labels before DWARF
951 2016-09-26 Richard Biener <rguenther@suse.de>
954 * cgraphunit.c (analyze_functions): Before early removing
955 global vars calls the late_global_decl debug handler mark
956 the variable as readonly.
958 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
961 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
962 (sh_rtx_costs): Handle SET of movt and movrt patterns.
963 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
964 declare new overloads.
965 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
968 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
970 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
971 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
973 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
975 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
976 * configure: Regenerate.
978 2016-09-24 Marek Polacek <polacek@redhat.com>
981 * doc/invoke.texi: Document -Wbool-operation.
983 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
985 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
986 * config/rs6000/rs6000.c (expand_block_compare): New function used by
987 cmpmemsi pattern to do builtin expansion of memcmp ().
988 (compute_current_alignment): Add helper function for
989 expand_block_compare used to compute alignment as the compare proceeds.
990 (select_block_compare_mode): Used by expand_block_compare to select
991 the mode used for reading the next chunk of bytes in the compare.
992 (do_load_for_compare): Used by expand_block_compare to emit the load
993 insns for the compare.
994 (rs6000_emit_dot_insn): Moved this function to avoid a forward
995 reference from expand_block_compare ().
996 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
997 prototype for this function.
998 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
999 target option for controlling how much code inline expansion of
1000 memcmp() will be allowed to generate.
1002 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1004 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
1005 hook_bool_mode_false, hook_bool_mode_true,
1006 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1007 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1008 hook_bool_const_rtx_insn_const_rtx_insn_true,
1009 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
1010 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
1011 hook_bool_const_tree_hwi_hwi_const_tree_false,
1012 hook_bool_const_tree_hwi_hwi_const_tree_true,
1013 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
1014 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1015 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
1016 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
1017 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
1018 hook_bool_const_tree_true, hook_bool_tree_tree_false,
1019 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
1020 hook_bool_rtx_insn_true, hook_bool_rtx_false,
1021 hook_bool_uintp_uintp_false,
1022 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
1023 hook_rtx_tree_int_null, hook_uint_mode_0,
1024 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
1025 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
1026 hook_constcharptr_const_rtx_insn_null,
1027 hook_constcharptr_const_tree_const_tree_null,
1028 hook_constcharptr_int_const_tree_null,
1029 hook_constcharptr_int_const_tree_const_tree_null,
1030 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
1031 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
1032 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
1034 * vec.h (vNULL): Extend comment to say = vNULL initialization
1035 isn't needed for static vars.
1037 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
1038 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
1039 = vNULL initialization of file scope vec.
1040 * passes.c (pass_tab, enabled_pass_uid_range_tab,
1041 disabled_pass_uid_range_tab): Likewise.
1042 * haifa-sched.c (sched_luids, h_i_d): Likewise.
1043 * tree-chkp-opt.c (check_infos): Likewise.
1044 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
1046 * vec.h (vnull::operator vec): Add constexpr keyword for
1049 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
1051 PR tree-optimization/77654
1052 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
1053 to duplicate_ssa_name_ptr_info.
1055 2016-09-23 David Malcolm <dmalcolm@redhat.com>
1057 PR preprocessor/77672
1058 * input.c (selftest::test_lexer_string_locations_simple): Update
1059 test to expect location information of the terminator character
1060 at the location of the final closing quote.
1061 (selftest::test_lexer_string_locations_hex): Likewise.
1062 (selftest::test_lexer_string_locations_oct): Likewise.
1063 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
1064 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
1065 (selftest::test_lexer_string_locations_ucn4): Likewise.
1066 (selftest::test_lexer_string_locations_ucn8): Likewise.
1067 (selftest::test_lexer_string_locations_u8): Likewise.
1068 (selftest::test_lexer_string_locations_utf8_source): Likewise.
1069 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
1070 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
1071 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
1072 (selftest::test_lexer_string_locations_macro): Likewise.
1073 (selftest::test_lexer_string_locations_long_line): Likewise.
1075 2016-09-23 Richard Biener <rguenther@suse.de>
1077 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
1078 virtual definition to virtual use if the call devirtualizes
1079 to a const or pure function.
1080 (visit_use): Also visit calls we can devirtualize to a
1081 const or pure function.
1083 2016-09-23 Richard Biener <rguenther@suse.de>
1085 PR tree-optimization/77697
1086 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
1087 signal error if we have sth ternary or unhandled.
1089 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1091 * config/arm/arm_neon.h (vabd_f16): New.
1125 (vcvt_f16_s16): New.
1126 (vcvt_f16_u16): New.
1127 (vcvt_s16_f16): New.
1128 (vcvt_u16_f16): New.
1129 (vcvtq_f16_s16): New.
1130 (vcvtq_f16_u16): New.
1131 (vcvtq_s16_f16): New.
1132 (vcvtq_u16_f16): New.
1133 (vcvta_s16_f16): New.
1134 (vcvta_u16_f16): New.
1135 (vcvtaq_s16_f16): New.
1136 (vcvtaq_u16_f16): New.
1137 (vcvtm_s16_f16): New.
1138 (vcvtm_u16_f16): New.
1139 (vcvtmq_s16_f16): New.
1140 (vcvtmq_u16_f16): New.
1141 (vcvtn_s16_f16): New.
1142 (vcvtn_u16_f16): New.
1143 (vcvtnq_s16_f16): New.
1144 (vcvtnq_u16_f16): New.
1145 (vcvtp_s16_f16): New.
1146 (vcvtp_u16_f16): New.
1147 (vcvtpq_s16_f16): New.
1148 (vcvtpq_u16_f16): New.
1149 (vcvt_n_f16_s16): New.
1150 (vcvt_n_f16_u16): New.
1151 (vcvtq_n_f16_s16): New.
1152 (vcvtq_n_f16_u16): New.
1153 (vcvt_n_s16_f16): New.
1154 (vcvt_n_u16_f16): New.
1155 (vcvtq_n_s16_f16): New.
1156 (vcvtq_n_u16_f16): New.
1170 (vmul_lane_f16): New.
1173 (vmulq_lane_f16): New.
1195 (vrsqrteq_f16): New.
1199 (vrsqrtsq_f16): New.
1203 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1205 * config.gcc (extra_headers): Add arm_fp16.h
1206 * config/arm/arm_fp16.h: New.
1207 * config/arm/arm_neon.h: Include "arm_fp16.h".
1209 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1211 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
1213 (vmulf): New (v8hf, v4hf variants).
1214 (vfma): New (v8hf, v4hf variants).
1215 (vfms): New (v8hf, v4hf variants).
1216 (vsub): New (v8hf, v4hf variants).
1217 (vcage): New (v8hf, v4hf variants).
1218 (vcagt): New (v8hf, v4hf variants).
1219 (vcale): New (v8hf, v4hf variants).
1220 (vcalt): New (v8hf, v4hf variants).
1221 (vceq): New (v8hf, v4hf variants).
1222 (vcgt): New (v8hf, v4hf variants).
1223 (vcge): New (v8hf, v4hf variants).
1224 (vcle): New (v8hf, v4hf variants).
1225 (vclt): New (v8hf, v4hf variants).
1226 (vceqz): New (v8hf, v4hf variants).
1227 (vcgez): New (v8hf, v4hf variants).
1228 (vcgtz): New (v8hf, v4hf variants).
1229 (vcltz): New (v8hf, v4hf variants).
1230 (vclez): New (v8hf, v4hf variants).
1231 (vabd): New (v8hf, v4hf variants).
1232 (vmaxf): New (v8hf, v4hf variants).
1233 (vmaxnm): New (v8hf, v4hf variants).
1234 (vminf): New (v8hf, v4hf variants).
1235 (vminnm): New (v8hf, v4hf variants).
1236 (vpmaxf): New (v4hf variant).
1237 (vpminf): New (v4hf variant).
1238 (vpadd): New (v4hf variant).
1239 (vrecps): New (v8hf, v4hf variants).
1240 (vrsqrts): New (v8hf, v4hf variants).
1241 (vabs): New (v8hf, v4hf variants).
1242 (vneg): New (v8hf, v4hf variants).
1243 (vrecpe): New (v8hf, v4hf variants).
1244 (vrnd): New (v8hf, v4hf variants).
1245 (vrnda): New (v8hf, v4hf variants).
1246 (vrndm): New (v8hf, v4hf variants).
1247 (vrndn): New (v8hf, v4hf variants).
1248 (vrndp): New (v8hf, v4hf variants).
1249 (vrndx): New (v8hf, v4hf variants).
1250 (vrsqrte): New (v8hf, v4hf variants).
1251 (vmul_lane): Add v4hf and v8hf variants.
1252 (vmul_n): Add v4hf and v8hf variants.
1253 (vext): New (v8hf, v4hf variants).
1254 (vcvts): New (v8hi, v4hi variants).
1255 (vcvts): New (v8hf, v4hf variants).
1256 (vcvtu): New (v8hi, v4hi variants).
1257 (vcvtu): New (v8hf, v4hf variants).
1258 (vcvts_n): New (v8hf, v4hf variants).
1259 (vcvtu_n): New (v8hi, v4hi variants).
1260 (vcvts_n): New (v8hi, v4hi variants).
1261 (vcvtu_n): New (v8hf, v4hf variants).
1262 (vbsl): New (v8hf, v4hf variants).
1263 (vcvtas): New (v8hf, v4hf variants).
1264 (vcvtau): New (v8hf, v4hf variants).
1265 (vcvtms): New (v8hf, v4hf variants).
1266 (vcvtmu): New (v8hf, v4hf variants).
1267 (vcvtns): New (v8hf, v4hf variants).
1268 (vcvtnu): New (v8hf, v4hf variants).
1269 (vcvtps): New (v8hf, v4hf variants).
1270 (vcvtpu): New (v8hf, v4hf variants).
1272 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1274 * config/arm/arm-builtins.c (hf_UP): New.
1276 (vfp_builtin_data): New. Update comment.
1277 (enum arm_builtins): Include "arm_vfp_builtins.def".
1278 (ARM_BUILTIN_VFP_PATTERN_START): New.
1279 (arm_init_vfp_builtins): New.
1280 (arm_init_builtins): Add arm_init_vfp_builtins.
1281 (arm_expand_vfp_builtin): New.
1282 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
1284 * config/arm/arm_vfp_builtins.def: New file.
1285 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
1286 (arm-builtins.o): Likewise.
1288 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
1291 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
1292 from constant while creating value range.
1294 2016-09-23 Renlin Li <renlin.li@arm.com>
1296 * ira.c (ira): Move ira_use_lra_p initialization code to ...
1297 (ira_init_once): Here.
1299 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
1300 Jakub Jelinek <jakub@redhat.com>
1302 * hooks.h (hook_uint_uintp_false): Rename to...
1303 (hook_bool_uint_uintp_false): ... this.
1304 * hooks.c (hook_uint_uintp_false): Rename to...
1305 (hook_bool_uint_uintp_false): ... this.
1306 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
1307 instead of hook_uint_uintp_false.
1309 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1311 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
1312 (arm_init_builtins): Move body of a loop to the standalone
1313 function arm_init_neon_builtin.
1314 (arm_expand_neon_builtin_1): New. Update comment. Function body
1315 moved from arm_neon_builtin with some white-space fixes.
1316 (arm_expand_neon_builtin): Move code into the standalone function
1317 arm_expand_neon_builtin_1.
1319 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1321 * config/arm/iterators.md (VCVTHI): New.
1322 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
1326 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
1327 (V_HALF): Add V4HF. Fix white-space.
1328 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
1329 (V_s_elem): Likewise.
1330 (V_sz_elem): Fix white-space.
1331 (V_elem_ch): Likewise.
1333 (scalar_mul_constraint): Add V8HF and V4HF.
1334 (Is_float_mode): Fix white-space.
1335 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
1336 (q): Add HF. Fix white-space.
1339 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
1340 (neon_vfm_lane_as): New.
1341 * config/arm/neon.md (add<mode>3_fp16): New.
1342 (sub<mode>3_fp16): New.
1343 (mul<mode>3add<mode>_neon): New.
1344 (fma<VH:mode>4_intrinsic): New.
1345 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
1346 (fmsub<VH:mode>4_intrinsic): New.
1347 (<absneg_str><mode>2): New.
1348 (neon_v<absneg_str><mode>): New.
1349 (neon_v<fp16_rnd_str><mode>): New.
1350 (neon_vrsqrte<mode>): New.
1351 (neon_vpaddv4hf): New.
1352 (neon_vadd<mode>): New.
1353 (neon_vsub<mode>): New.
1354 (neon_vmulf<mode>): New.
1355 (neon_vfma<VH:mode>): New.
1356 (neon_vfms<VH:mode>): New.
1357 (neon_vc<cmp_op><mode>): New.
1358 (neon_vc<cmp_op><mode>_fp16insn): New
1359 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
1360 (neon_vca<cmp_op><mode>): New.
1361 (neon_vca<cmp_op><mode>_fp16insn): New.
1362 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
1363 (neon_vc<cmp_op>z<mode>): New.
1364 (neon_vabd<mode>): New.
1365 (neon_v<maxmin>f<mode>): New.
1366 (neon_vp<maxmin>fv4hf: New.
1367 (neon_<fmaxmin_op><mode>): New.
1368 (neon_vrecps<mode>): New.
1369 (neon_vrsqrts<mode>): New.
1370 (neon_vrecpe<mode>): New (VH variant).
1371 (neon_vdup_lane<mode>_internal): New.
1372 (neon_vdup_lane<mode>): New.
1373 (neon_vcvt<sup><mode>): New (VCVTHI variant).
1374 (neon_vcvt<sup><mode>): New (VH variant).
1375 (neon_vcvt<sup>_n<mode>): New (VH variant).
1376 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
1377 (neon_vcvt<vcvth_op><sup><mode>): New.
1378 (neon_vmul_lane<mode>): New.
1379 (neon_vmul_n<mode>): New.
1380 * config/arm/unspecs.md (UNSPEC_VCALE): New
1381 (UNSPEC_VCALT): New.
1382 (UNSPEC_VFMA_LANE): New.
1383 (UNSPECS_VFMS_LANE): New.
1385 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1387 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
1388 ("*extzv<mode><clobbercc_or_nocc>"):
1389 Correct a typo in a comment.
1391 ("*insv<mode>_zEC12", "*insv<mode>_z10")
1392 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
1393 ("*insv<mode>_zEC12_appendbitsleft")
1394 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
1395 ("*insv<mode>_z10_appendbitsleft"): Ditto.
1396 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
1397 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
1398 Provide pattern with operands switched.
1399 ("*pre_z10_extv<mode>"):
1400 Use new subst patterns.
1401 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
1402 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
1403 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
1404 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
1405 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
1406 ("*<risbg_n>_sidi_ior_and_lshiftrt")
1407 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
1409 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
1410 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
1411 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
1413 ("SINT"): New mode_iterator with SI, HI, QI.
1414 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
1415 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
1418 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1420 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
1421 new interface of s390_contiguous_bitmask_p.
1422 ("contiguous_bitmask_nowrap_operand"): New predicate.
1423 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
1424 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
1425 of s390_contiguous_bitmask_p.
1426 ("NxxDw"): Rename NxxDq constraint to NxxDw.
1427 ("NxxSw"): New constraint.
1428 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
1429 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
1431 (s390_contiguous_bitmask_nowrap_p): Export.
1432 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
1433 former s390_contiguous_bitmask_p.
1434 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
1435 detect contiguous bit ranges with wraparound. Change signature to
1436 return START and END position instead of POS and LENGTH.
1437 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
1438 ranges with wraparound.
1439 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
1440 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
1441 Adapt to new signature of s390_contiguous_bitmask_p.
1443 2016-09-23 Bin Cheng <bin.cheng@arm.com>
1445 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
1446 (create_intersect_range_checks): New.
1447 (vect_create_cond_for_alias_checks): Call above function.
1449 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1451 * config/arm/iterators.md (Code iterators): Fix some white-space
1455 (FCVT): Moved from vfp.md.
1456 (VCVT_HF_US_N): New.
1457 (VCVT_SI_US_N): New.
1462 (FCVTI32typename): Moved from vfp.md.
1463 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
1464 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
1465 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
1466 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
1467 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
1469 (fp16_rnd_str): New.
1470 (fp16_rnd_insn): New.
1471 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
1472 (UNSPEC_VCVT_HF_U_N): New.
1473 (UNSPEC_VCVT_SI_S_N): New.
1474 (UNSPEC_VCVT_SI_U_N): New.
1475 (UNSPEC_VCVTH_S): New.
1476 (UNSPEC_VCVTH_U): New.
1477 (UNSPEC_VCVTA_S): New.
1478 (UNSPEC_VCVTA_U): New.
1479 (UNSPEC_VCVTM_S): New.
1480 (UNSPEC_VCVTM_U): New.
1481 (UNSPEC_VCVTN_S): New.
1482 (UNSPEC_VCVTN_U): New.
1483 (UNSPEC_VCVTP_S): New.
1484 (UNSPEC_VCVTP_U): New.
1485 (UNSPEC_VCVTP_S): New.
1486 (UNSPEC_VCVTP_U): New.
1488 (UNSPEC_VRNDA): New.
1489 (UNSPEC_VRNDI): New.
1490 (UNSPEC_VRNDM): New.
1491 (UNSPEC_VRNDN): New.
1492 (UNSPEC_VRNDP): New.
1493 (UNSPEC_VRNDX): New.
1494 * config/arm/vfp.md (<absneg_str>hf2): New.
1496 (neon_v<fp16_rnd_str>hf): New.
1497 (neon_vrndihf): New.
1502 (*mulsf3neghf_vfp): New.
1503 (*negmulhf3_vfp): New.
1504 (*mulsf3addhf_vfp): New.
1505 (*mulhf3subhf_vfp): New.
1506 (*mulhf3neghfaddhf_vfp): New.
1507 (*mulhf3neghfsubhf_vfp): New.
1510 (fmsubhf4_fp16): New.
1514 (neon_vsqrthf): New.
1515 (neon_vrsqrtshf): New.
1516 (FCVT): Move to iterators.md.
1517 (FCVTI32typename): Likewise.
1518 (neon_vcvth<sup>hf): New.
1519 (neon_vcvth<sup>si): New.
1520 (neon_vcvth<sup>_nhf_unspec): New.
1521 (neon_vcvth<sup>_nhf): New.
1522 (neon_vcvth<sup>_nsi_unspec): New.
1523 (neon_vcvth<sup>_nsi): New.
1524 (neon_vcvt<vcvth_op>h<sup>si): New.
1525 (neon_<fmaxmin_op>hf): New.
1527 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1529 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
1530 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
1531 ("*insv<mode>_zEC12_appendbitsleft")
1532 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
1533 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
1535 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1537 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
1538 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
1539 construct values without normalization.
1540 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
1541 static local lhs_ops to vNULL.
1543 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1544 Jiong Wang <jiong.wang@arm.com>
1546 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
1547 available when FP16 instructions are available.
1548 (output_move_vfp): Add support for 16-bit data moves.
1549 (arm_validize_comparison): Fix some white-space. Support HFmode
1550 by conversion to SFmode.
1551 * config/arm/arm.md (truncdfhf2): Fix a comment.
1552 (extendhfdf2): Likewise.
1554 (movsicc): Fix some white-space.
1556 (movsfcc): Fix some white-space.
1558 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
1559 instructions are available.
1560 (*thumb2_movhi_vfp): Likewise.
1561 (*arm_movhi_fp16): New.
1562 (*thumb2_movhi_fp16): New.
1563 (*movhf_vfp_fp16): New.
1564 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
1565 (*movhf_vfp): Likewise.
1566 (extendhfsf2): Enable when VFP FP16 instructions are available.
1567 (truncsfhf2): Enable when VFP FP16 instructions are available.
1569 2016-09-23 Martin Liska <mliska@suse.cz>
1571 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
1573 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1575 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
1577 (arm_evpc_neon_vtrn): Likewise.
1578 (arm_evpc_neon_vrev): Likewise.
1579 (arm_evpc_neon_vext): Likewise.
1580 * config/arm/arm_neon.h (vbsl_f16): New.
1584 (vdup_lane_f16): New.
1585 (vdupq_lane_f16): New.
1598 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
1599 (vdup_lane): New (v8hf, v4hf variants).
1600 (vext): New (v8hf, v4hf variants).
1601 (vbsl): New (v8hf, v4hf variants).
1602 * config/arm/iterators.md (VDQWH): New.
1604 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
1605 (Scalar_mul_8_16): Fix white-space.
1606 (Is_d_reg): Add V4HF and V8HF.
1607 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
1608 (neon_vdup_lane<mode>): New.
1609 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
1610 (*neon_vtrn<mode>_insn): Likewise.
1611 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
1612 (*neon_vzip<mode>_insn): Likewise
1613 (neon_vuzp<mode>_internal): Likewise.
1614 (*neon_vuzp<mode>_insn): Likewise
1615 * config/arm/vec-common.md (vec_perm_const<mode>): New.
1617 2016-09-23 Jiong Wang <jiong.wang@arm.com>
1618 Matthew Wahab <matthew.wahab@arm.com>
1620 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
1621 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
1622 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
1623 available. Also fix some white-space.
1624 * config/arm/vfp.md (*arm_movhi_vfp): New.
1625 (*thumb2_movhi_vfp): New.
1627 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1629 * config/arm/arm-c.c (arm_cpu_builtins): Define
1630 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
1631 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
1633 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1635 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
1636 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
1637 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
1638 arm_v8_2a_fp16_neon_hw.
1639 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
1642 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1644 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
1645 arm_fp16_alternative_ok and arm_fp16_none_ok.
1647 2016-09-23 Martin Liska <mliska@suse.cz>
1649 * ipa-icf.c (sem_variable::merge): Replace adress with address.
1651 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1653 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
1655 ("armv8.2-a+fp16"): New.
1656 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
1657 (FL2_FP16INST): New.
1658 (FL2_FOR_ARCH8_2A): New.
1659 * config/arm/arm-tables.opt: Regenerate.
1660 * config/arm/arm.c (arm_arch8_2): New.
1661 (arm_fp16_inst): New.
1662 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
1663 for incompatible fp16-format settings.
1664 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
1665 (TARGET_NEON_FP16INST): New.
1666 (arm_arch8_2): Declare.
1667 (arm_fp16_inst): Declare.
1668 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
1669 march=armv8.2-a and march=armv8.2-a+fp16.
1670 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
1672 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
1673 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
1675 2016-09-23 Martin Liska <mliska@suse.cz>
1677 * doc/extend.texi: Remove fused-madd from i386 target options.
1679 2016-09-23 Martin Liska <mliska@suse.cz>
1681 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
1684 2016-09-23 Martin Liska <mliska@suse.cz>
1686 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
1689 2016-09-23 Martin Liska <mliska@suse.cz>
1692 * config/i386/i386.c (ix86_option_override_internal): Change
1693 signature and return false when there's an error related to
1695 (release_options_strings): New function.
1696 (ix86_valid_target_attribute_tree): Call the function.
1698 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1700 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
1701 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
1702 (gen_hsa_ctor_assignment): Likewise.
1703 * print-tree.c (print_node): Likewise.
1704 * tree-dump.c (dequeue_and_dump): Likewise.
1705 * tree-sra.c (sra_modify_constructor_assign): Likewise.
1706 * expr.c (store_constructor): Likewise.
1707 * fold-const.c (operand_equal_p): Likewise.
1708 * tree-pretty-print.c (dump_generic_node): Likewise.
1709 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
1710 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
1712 2016-09-23 Richard Biener <rguenther@suse.de>
1714 * hooks.h (hook_uint_uintp_false): Declare.
1716 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1718 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
1719 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
1721 2016-09-22 Martin Sebor <msebor@redhat.com>
1724 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
1725 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
1726 (target_int_min): Correct computation.
1727 (format_integer): Use long long as the argument for the ll length
1729 (format_floating): Use target_int_max().
1730 (get_string_length): Same.
1731 (format_string): Avoid setting the bounded flag for strings
1733 (try_substitute_return_value): Avoid setting range info when
1734 the result isn't bounded.
1735 * varasm.c (assemble_name): Increase buffer size.
1737 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
1738 Terry Guo <terry.guo@arm.com>
1740 * target.def (elf_flags_numeric): New target hook.
1741 * targhooks.h (default_asm_elf_flags_numeric): New.
1742 * varasm.c (default_asm_elf_flags_numeric): New.
1743 (default_elf_asm_named_section): Use new target hook.
1744 * config/arm/arm.opt (mpure-code): New.
1745 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
1746 * config/arm/arm.c (arm_asm_init_sections): Add section
1747 attribute to default text section if -mpure-code.
1748 (arm_option_check_internal): Diagnose use of option with
1749 non supported targets and/or options.
1750 (arm_asm_elf_flags_numeric): New.
1751 (arm_function_section): New.
1752 (arm_elf_section_type_flags): New.
1753 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
1755 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
1756 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
1758 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
1760 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
1762 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1764 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
1765 * rtl.h: Adjust prototype.
1767 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1769 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
1770 (prev_active_insn): Likewise.
1771 (active_insn_p): Likewise.
1772 * rtl.h: Adjust prototypes.
1773 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
1774 * config/arc/arc.md: Likewise.
1775 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
1776 (branch_needs_nop_p): Likewise.
1777 (use_skip_p): Likewise.
1778 * config/sh/sh.c (gen_block_redirect): Likewise.
1779 (split_branches): Likewise.
1780 * reorg.c (optimize_skip): Likewise.
1781 (fill_simple_delay_slots): Likewise.
1782 (fill_slots_from_thread): Likewise.
1783 (relax_delay_slots): Likewise.
1784 * resource.c (mark_target_live_regs): Likewise.
1786 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1788 * config/cris/cris.c (cris_asm_output_case_end): Change argument
1790 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
1791 (prev_nonnote_nondebug_insn): Likewise.
1792 * config/cris/cris-protos.h: Adjust prototype.
1794 * jump.c (rtx_renumbered_equal_p): Adjust.
1796 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1798 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
1799 * rtl.h: Adjust prototype.
1800 * config/sh/sh.md: Adjust.
1801 * dwarf2out.c (add_var_loc_to_decl): Likewise.
1803 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1805 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
1806 (prev_nondebug_insn): Likewise.
1807 * loop-doloop.c (doloop_condition_get): Likewise.
1808 * rtl.h: Adjust prototype.
1809 * cfgloop.h: Likewise.
1811 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1813 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
1814 (prev_nonnote_insn): Likewise.
1815 * jump.c (reversed_comparison_code_parts): Likewise.
1816 (reversed_comparison): Likewise.
1817 * rtl.h: Adjust prototypes.
1818 * config/arc/arc.md: Adjust.
1819 * cse.c (find_comparison_args): Likewise.
1820 * reorg.c (redundant_insn): Change return type to rtx_insn *.
1821 (fix_reg_dead_note): Change argument type to rtx_insn *.
1822 (delete_prior_computation): Likewise.
1823 (delete_computation): Likewise.
1824 (fill_slots_from_thread): Adjust.
1825 (relax_delay_slots): Likewise.
1826 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1827 (simplify_relational_operation_1): Likewise.
1828 (simplify_ternary_operation): Likewise.
1830 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1832 * config/arc/arc-protos.h (arc_label_align): Change type of
1833 variables from rtx to rtx_insn *.
1834 * config/arc/arc.c (arc_label_align): Likewise.
1835 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
1836 * config/bfin/bfin.c (workaround_speculation): Likewise.
1837 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
1838 (find_last_same_clock): Likewise.
1839 (reorg_split_calls): Likewise.
1840 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
1841 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
1842 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
1843 (same_cmp_following_p): Likewise.
1844 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
1845 (same_cmp_following_p): Likwise.
1846 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
1847 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
1848 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
1849 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
1850 (rl78_alloc_physical_registers_cmp): Likewise.
1851 (rl78_alloc_physical_registers_umul): Likewise.
1852 (rl78_calculate_death_notes): Likewise.
1853 * config/s390/s390-protos.h (s390_label_align): Likewise.
1854 * config/s390/s390.c (s390_label_align): Likewise.
1855 * config/sh/sh.c (barrier_align): Likewise.
1856 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
1857 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
1858 (emit_cbcond_nop): Likewise.
1860 2016-09-22 Martin Liska <mliska@suse.cz>
1863 * ipa-icf.c (sem_variable::merge): Yield merge operation if
1864 alias address matters, not necessarily address of original.
1866 2016-09-22 Richard Biener <rguenther@suse.de>
1869 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
1872 2016-09-22 Richard Biener <rguenther@suse.de>
1875 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
1876 from constant folding results.
1877 (gimple_resimplify2): Likewise.
1878 (gimple_resimplify3): Likewise.
1880 2016-09-22 Richard Biener <rguenther@suse.de>
1883 * expr.c (expand_expr_real_1): Guard array access against negative
1886 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1888 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
1890 (format_floating): Likewise.
1892 2016-09-22 Jakub Jelinek <jakub@redhat.com>
1895 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
1896 for all IFN_GOMP_SIMD_* internal fns, not just for
1897 IFN_GOMP_SIMD_ORDERED_*.
1899 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1902 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
1903 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
1904 instructions when you want to invert the test.
1905 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
1906 correct order for XXSEL.
1907 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
1908 for using XSCMP{EQ,GT,GE}DP.
1910 2016-09-21 David Malcolm <dmalcolm@redhat.com>
1912 * genconstants.c (main): Introduce noop_reader and convert call
1913 to read_md_files to a method call.
1914 * genenums.c (main): Likewise.
1915 * genmddeps.c (main): Likewise.
1916 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
1917 rtx_reader_ptr->get_top_level_filename ().
1918 (write_tm_preds_h): Likewise.
1919 (write_insn_preds_c): Likewise.
1920 * gensupport.c (class gen_reader): New subclass of rtx_reader.
1921 (rtx_handle_directive): Convert to...
1922 (gen_reader::handle_unknown_directive): ...this.
1923 (init_rtx_reader_args_cb): Convert return type from bool to
1924 rtx_reader *. Create a gen_reader instance, using it for the
1925 call to read_md_files. Return it if no errors occur.
1926 (init_rtx_reader_args): Convert return type from bool to
1928 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1929 (init_rtx_reader_args_cb): Likewise.
1930 * read-md.c (struct file_name_list): Move to class rtx_reader.
1931 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
1932 (read_md_filename): Delete in favor of
1933 rtx_reader::m_read_md_filename.
1934 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
1935 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
1936 (base_dir): Delete in favor of rtx_reader::m_base_dir.
1937 (first_dir_md_include): Delete in favor of
1938 rtx_reader::m_first_dir_md_include.
1939 (last_dir_md_include_ptr): Delete in favor of
1940 rtx_reader::m_last_dir_md_include_ptr.
1941 (max_include_len): Delete.
1942 (rtx_reader_ptr): New.
1943 (fatal_with_file_and_line): Use get_filename and get_lineno
1944 accessors of rtx_reader_ptr.
1945 (require_char_ws): Likewise.
1946 (rtx_reader::read_char): New method, based on ::read_char.
1947 (rtx_reader::unread_char): New method, based on ::unread_char.
1948 (read_escape): Use get_filename and get_lineno accessors of
1950 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
1951 (read_string): Use get_filename and get_lineno accessors of
1953 (rtx_reader::rtx_reader): New ctor.
1954 (rtx_reader::~rtx_reader): New dtor.
1955 (handle_include): Convert from a function to...
1956 (rtx_reader::handle_include): ...this method, converting
1957 handle_directive from a callback to a virtual function.
1958 (handle_file): Likewise, converting to...
1959 (rtx_reader::handle_file): ...this method.
1960 (handle_toplevel_file): Likewise, converting to...
1961 (rtx_reader::handle_toplevel_file): ...this method.
1962 (rtx_reader::get_current_location): New method.
1963 (parse_include): Convert from a function to...
1964 (rtx_reader::add_include_path): ...this method, dropping redundant
1965 update to unused max_include_len.
1966 (read_md_files): Convert from a function to...
1967 (rtx_reader::read_md_files): ...this method, converting
1968 handle_directive from a callback to a virtual function.
1969 (noop_reader::handle_unknown_directive): New method.
1970 * read-md.h (directive_handler_t): Delete this typedef.
1972 (read_md_file): Delete.
1973 (read_md_lineno): Delete.
1974 (read_md_filename): Delete.
1975 (class rtx_reader): New class.
1976 (rtx_reader_ptr): New decl.
1977 (class noop_reader): New subclass of rtx_reader.
1978 (read_char): Reimplement in terms of rtx_reader::read_char.
1979 (unread_char): Reimplement in terms of rtx_reader::unread_char.
1980 (read_md_files): Delete.
1981 * read-rtl.c (read_rtx_code): Update for deletion of globals
1982 read_md_filename and read_md_lineno.
1984 2016-09-21 Jason Merrill <jason@redhat.com>
1986 * input.h (from_macro_definition_at): New.
1988 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
1990 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
1992 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1994 PR tree-optimization/77550
1995 * tree-vect-stmts.c (create_array_ref): Change parameters.
1996 (get_group_alias_ptr_type): New function.
1997 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
1999 2016-09-21 Marek Polacek <polacek@redhat.com>
2001 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
2002 Add falls through comment.
2004 2016-09-21 Richard Biener <rguenther@suse.de>
2006 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
2007 (replace_child): Likewise.
2008 (remove_child_TAG): Adjust.
2009 (move_marked_base_types): Likewise.
2010 (prune_unused_types_prune): Clear die_sib of removed children.
2012 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
2015 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
2016 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
2018 2016-09-21 Richard Biener <rguenther@suse.de>
2020 PR tree-optimization/77648
2021 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
2023 (make_transitive_closure_constraints): Adjust comment.
2024 (make_any_offset_constraints): New function.
2025 (handle_rhs_call): Make sure to first expand a pointer to all
2026 subfields before transitively closing it.
2027 (handle_const_call): Likewise. Properly expand returned
2029 (handle_pure_call): Likewise.
2031 2016-09-21 Richard Biener <rguenther@suse.de>
2032 Jakub Jelinek <jakub@redhat.com>
2034 PR tree-optimization/77621
2035 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
2036 group at non-vectorizable stmts.
2038 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2040 PR tree-optimization/72835
2041 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
2042 (make_new_ssa_for_all_defs): Likewise.
2043 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
2045 2016-09-20 Martin Sebor <msebor@redhat.com>
2048 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
2049 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
2050 * config/linux.c (gnu_libc_printf_pointer_format): New function.
2051 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
2052 * config/sol2.c (solaris_printf_pointer_format): New function.
2053 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
2055 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
2056 * doc/tm.texi: Regenerate.
2057 * gimple-fold.h (get_range_strlen): New function.
2058 (get_maxval_strlen): Declare existing function.
2059 * gimple-fold.c (get_range_strlen): Add arguments and compute both
2060 maximum and minimum.
2061 (get_range_strlen): Define overload.
2062 (get_maxval_strlen): Adjust.
2063 * gimple-ssa-sprintf.c: New file and pass.
2064 * passes.def (pass_sprintf_length): Add new pass.
2065 * targhooks.h (default_printf_pointer_format): Declare new function.
2066 (gnu_libc_printf_pointer_format): Same.
2067 (solaris_libc_printf_pointer_format): Same.
2068 * targhooks.c (default_printf_pointer_format): Define new function.
2069 * tree-pass.h (make_pass_sprintf_length): Declare new function.
2070 * print-tree.c: Increase buffer size.
2072 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2074 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
2076 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2078 * common.opt: New option -fipa-vrp.
2079 * ipa-cp.c (ipa_get_vr_lat): New.
2080 (ipcp_vr_lattice::print): Likewise.
2081 (print_all_lattices): Call ipcp_vr_lattice::print.
2082 (ipcp_vr_lattice::meet_with): New.
2083 (ipcp_vr_lattice::meet_with_1): Likewise.
2084 (ipcp_vr_lattice::top_p): Likewise.
2085 (ipcp_vr_lattice::bottom_p): Likewsie.
2086 (ipcp_vr_lattice::set_to_bottom): Likewise.
2087 (set_all_contains_variable): Call VR set_to_bottom.
2088 (initialize_node_lattices): Init VR lattices.
2089 (propagate_vr_accross_jump_function): New.
2090 (propagate_constants_accross_call): Call
2091 propagate_vr_accross_jump_function.
2092 (ipcp_store_vr_results): New.
2093 (ipcp_driver): Handle VR.
2094 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
2095 (ipa_set_jf_unknown): Likewise.
2096 (ipa_compute_jump_functions_for_edge): Likewise.
2097 (ipa_node_params_t::duplicate): Likewise.
2098 (ipa_write_jump_function): Likewise.
2099 (ipa_read_jump_function): Likewise.
2100 (write_ipcp_transformation_info): Likewise.
2101 (read_ipcp_transformation_info): Likewise.
2102 (ipcp_update_vr): New.
2103 (ipcp_transform_function): Handle VR.
2104 * ipa-prop.h (struct ipa_vr): New.
2105 * cgraph.c: Include tree-vrp.h.
2106 * cgraphunit.c: Likewise.
2107 * ipa-utils.c: Likewise.
2110 * toplev.c: Likewise.
2111 * ipa-devirt.c: Likewise.
2112 * ipa-inline-transform.c: Likewise.
2113 * ipa-inline.c: Likewise.
2114 * ipa-profile.c: Likewise.
2116 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2118 * doc/invoke.texi: Document -fdump-tree-evrp.
2119 * passes.def: Define new pass_early_vrp.
2120 * timevar.def: Define new TV_TREE_EARLY_VRP.
2121 * tree-pass.h (make_pass_early_vrp): New.
2122 * tree-ssa-propagate.c: Make replace_uses_in non static.
2123 * tree-ssa-propagate.h: Export replace_uses_in.
2124 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
2125 (extract_range_from_assert): Factor out
2126 extract_range_for_var_from_comparison_expr.
2127 (vrp_initialize_lattice): New.
2128 (vrp_initialize): Factor out vrp_initialize_lattice.
2129 (vrp_valueize): Fix it to reject complex value ranges.
2130 (vrp_free_lattice): New.
2131 (evrp_dom_walker::before_dom_children): Likewise.
2132 (evrp_dom_walker::after_dom_children): Likewise.
2133 (evrp_dom_walker::push_value_range): Likewise.
2134 (evrp_dom_walker::pop_value_range): Likewise.
2135 (execute_early_vrp): Likewise.
2136 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
2137 (make_pass_early_vrp): New.
2139 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2141 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
2142 instead of exact_log2.
2144 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2147 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
2148 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
2149 (ix86_add_stmt_cost): Penalize DFmode vector operations
2150 for !TARGET_VECTORIZE_DOUBLE.
2152 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
2154 * doc/invoke.texi (Warning Options): Simplify language.
2155 (Optimize Options): Complete sentence.
2157 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
2159 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
2162 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2165 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
2166 inits on power8 and above, use the VMRGEW instruction instead of a
2169 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
2170 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
2173 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2175 * config/aarch64/arm_neon.h
2176 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
2177 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
2178 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
2180 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2182 * config/var/vax.h (ELIMINABLE_REGS): Define.
2183 (INITIAL_ELIMINATION_OFFSET): Define.
2185 2016-09-20 Jakub Jelinek <jakub@redhat.com>
2188 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
2189 cast to void * if the cast is from some other pointer type.
2191 2016-09-20 Richard Biener <rguenther@suse.de>
2193 PR tree-optimization/77646
2194 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
2197 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2199 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
2200 attributes to all inlined functions and make them extern.
2202 2016-09-20 Richard Biener <rguenther@suse.de>
2204 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
2206 * debug.c (do_nothing_debug_hooks): Adjust.
2207 * dbxout.c (dbx_debug_hooks): Likewise.
2208 * sdbout.c (sdb_debug_hooks): Likewise.
2209 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
2210 (dwarf2out_finish): Move producer, filename and
2212 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
2213 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
2215 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
2218 * doc/invoke.texi: Document -Wint-in-bool-context.
2221 * dwarf2out.c (output_loc_operands): Fix an assertion.
2223 2016-09-19 Joseph Myers <joseph@codesourcery.com>
2225 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
2226 (CR_DECIMAL_DIG): New macro.
2228 2016-09-19 Joseph Myers <joseph@codesourcery.com>
2230 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
2233 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
2235 PR rtl-optimization/77416
2236 * lra-remat.c (operand_to_remat): Process hard coded insn
2239 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2241 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
2242 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
2244 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
2246 * target.def (lra_p): Wordsmithing.
2247 * doc/tm.texi: Regenerate.
2249 2016-09-19 Jakub Jelinek <jakub@redhat.com>
2250 Jan Hubicka <jh@suse.cz>
2253 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
2254 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
2255 Call ultimate_alias_target just once, not up to 4 times.
2257 2016-09-19 Richard Biener <rguenther@suse.de>
2259 * dwarf2out.c (early_dwarf_finished): New global.
2260 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
2262 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
2263 if called from LTO exit early.
2264 (dwarf2out_late_global_decl): When being during the early
2265 debug phase do not add locations but only const value attributes.
2266 Adjust the way we generate early DIEs for LTO.
2268 2016-09-19 Richard Biener <rguenther@suse.de>
2271 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
2272 proper niter to bound the loops.
2274 2016-09-19 Richard Biener <rguenther@suse.de>
2276 PR tree-optimization/77514
2277 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
2278 search for folded stmt.
2280 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
2282 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
2283 * tree-pass.h (make_pass_early_thread_jumps): Declare.
2284 * tree-ssa-threadbackward.c (fsm_find_thread_path,
2285 fsm_find_thread_path, profitable_jump_thread_path,
2286 fsm_find_control_statement_thread_paths,
2287 find_jump_threads_backwards): Add speed_p parameter.
2288 (pass_data_early_thread_jumps): New pass.
2289 (make_pass_early_thread_jumps): New function.
2291 2016-09-17 Andreas Schwab <schwab@suse.de>
2293 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
2294 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2296 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
2298 * recog.c (rest_of_handle_split_after_reload): Delete.
2299 (pass_split_after_reload::gate): New method.
2300 (pass_split_after_reload::execute): Call split_all_insns directly.
2302 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
2304 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
2305 parameters for functions taking long long arguments.
2307 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2310 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
2311 splat with truncate.
2313 2016-09-16 Jason Merrill <jason@redhat.com>
2315 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
2317 * hwint.c (exact_log2): Use pow2p_hwi.
2318 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
2319 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
2320 * builtins.c (get_object_alignment_2, get_object_alignment)
2321 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
2323 * calls.c (compute_argument_addresses, store_one_arg): Use
2325 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
2326 * combine.c (force_to_mode): Use least_bit_hwi.
2327 (contains_muldiv, find_split_point, combine_simplify_rtx)
2328 (simplify_if_then_else, simplify_set, force_to_mode)
2329 (if_then_else_cond, simplify_and_const_int_1)
2330 (simplify_compare_const): Use pow2p_hwi.
2331 * cse.c (fold_rtx): Use pow2p_hwi.
2332 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
2334 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
2335 (init_expmed_one_conv): Use pow2p_hwi.
2336 * expr.c (is_aligning_offset): Use pow2p_hwi.
2337 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
2338 (fold_binary_loc): Use pow2p_hwi.
2339 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
2340 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
2341 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
2342 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
2344 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
2345 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
2346 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
2347 * omp-low.c (oacc_loop_fixed_partitions)
2348 (oacc_loop_auto_partitions): Use least_bit_hwi.
2349 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
2350 * stor-layout.c (place_field): Use least_bit_hwi.
2351 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
2352 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
2353 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
2354 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
2355 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
2356 * tree-vect-data-refs.c (vect_analyze_group_access_1)
2357 (vect_grouped_store_supported, vect_grouped_load_supported)
2358 (vect_permute_load_chain, vect_shift_permute_load_chain)
2359 (vect_transform_grouped_load): Use pow2p_hwi.
2360 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
2361 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
2362 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
2364 * tsan.c (instrument_expr): Use least_bit_hwi.
2365 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
2367 2016-09-16 Andreas Schwab <schwab@suse.de>
2369 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
2371 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2373 2016-09-16 Jakub Jelinek <jakub@redhat.com>
2376 * combine.c (rest_of_handle_combine): If any edges have been purged,
2377 free dominators if available.
2379 2016-09-16 Jakub Jelinek <jakub@redhat.com>
2380 Eric Botcazou <ebotcazou@adacore.com>
2383 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
2384 through into expand_addsub_overflow after expand_neg_overflow.
2386 2016-09-15 David Malcolm <dmalcolm@redhat.com>
2388 * diagnostic-show-locus.c
2389 (selftest::test_fixit_insert_containing_newline): New function.
2390 (selftest::test_fixit_replace_containing_newline): New function.
2391 (selftest::diagnostic_show_locus_c_tests): Call the above.
2393 2016-09-15 Bin Cheng <bin.cheng@arm.com>
2395 PR tree-optimization/77503
2396 * tree-vect-loop.c (vectorizable_reduction): Record reduction
2397 code for CONST_COND_REDUCTION at analysis stage and use it at
2399 * tree-vectorizer.h (struct _stmt_vec_info): New field.
2400 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
2401 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
2404 2016-09-15 Richard Biener <rguenther@suse.de>
2407 * fold-const.c (split_tree): Do not split constant ~X.
2409 2016-09-15 Jakub Jelinek <jakub@redhat.com>
2411 PR rtl-optimization/77425
2412 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
2416 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
2417 use %qs instead of %s where desirable, use argument instead of arg in
2418 the diagnostic wording, add list of supported strategies and
2420 (ix86_option_override_internal): Emit target("m...") instead of
2421 option("m...") in the diagnostic. Use %qs instead of %s in invalid
2422 -march/-mtune option diagnostic. Add list of supported arches/tunings
2423 and spellcheck hint. Remove prefix, suffix and sw variables, use
2424 main_args_p ? "..." : "..." in diagnostics to make translation
2427 2016-09-15 Richard Biener <rguenther@suse.de>
2429 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
2430 extra offset argument.
2431 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
2432 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
2433 to reflect new offset parameter.
2434 * doc/tm.texi: Regenerate.
2435 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2436 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
2438 (darwin_asm_output_dwarf_offset): Likewise.
2439 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
2441 (darwin_asm_output_dwarf_offset): Pass offset argument through.
2442 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2443 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2445 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
2448 * ipa-icf.c (set_alias_uids): New function.
2449 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
2450 all the merged variable's referring aliases.
2452 2016-09-15 Richard Biener <rguenther@suse.de>
2454 PR tree-optimization/77514
2455 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
2456 only forced_stmts sequence.
2458 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
2460 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
2461 * cfgexpand.c (update_alias_info_with_stack_vars): Use
2462 FOR_EACH_SSA_NAME to iterate over SSA variables.
2463 (pass_expand::execute): Likewise.
2464 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
2465 * tree-cfg.c (dump_function_to_file): Likewise.
2466 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
2467 (update_ssa): Likewise.
2468 * tree-ssa-alias.c (dump_alias_info): Likewise.
2469 * tree-ssa-ccp.c (ccp_finalize): Likewise.
2470 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
2471 (create_outofssa_var_map): Likewise.
2472 (coalesce_ssa_name): Likewise.
2473 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
2474 * tree-ssa-pre.c (compute_avail): Likewise.
2475 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
2476 (scc_vn_restore_ssa_info): Likewise.
2477 (free_scc_vn): Likwise.
2478 (run_scc_vn): Likewise.
2479 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
2480 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
2481 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2482 * tree-ssa.c (verify_ssa): Likewise.
2484 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
2486 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
2487 and mips64r2 as default 32-bit and 64-bit architectures.
2488 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
2489 as default 32-bit and 64-bit architectures.
2491 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
2493 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
2496 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2498 * target.def (lra_p): Change commentary (for the manual) for the
2500 * doc/tm.texi: Regenerate.
2502 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2504 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
2505 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
2506 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
2507 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
2509 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2511 * targhooks.c (default_lra_p): Return true instead of false.
2513 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2515 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
2516 hook_bool_void_false.
2517 * config/avr/avr.c: Ditto.
2518 * config/bfin/bfin.c: Ditto.
2519 * config/c6x/c6x.c: Ditto.
2520 * config/cr16/cr16.c: Ditto.
2521 * config/cris/cris.c: Ditto.
2522 * config/epiphany/epiphany.c: Ditto.
2523 * config/fr30/fr30.c: Ditto.
2524 * config/frv/frv.c: Ditto.
2525 * config/h8300/h8300.c: Ditto.
2526 * config/ia64/ia64.c: Ditto.
2527 * config/iq2000/iq2000.c: Ditto.
2528 * config/lm32/lm32.c: Ditto.
2529 * config/m32c/m32c.c: Ditto.
2530 * config/m32r/m32r.c: Ditto.
2531 * config/m68k/m68k.c: Ditto.
2532 * config/mcore/mcore.c: Ditto.
2533 * config/microblaze/microblaze.c: Ditto.
2534 * config/mmix/mmix.c: Ditto.
2535 * config/mn10300/mn10300.c: Ditto.
2536 * config/moxie/moxie.c: Ditto.
2537 * config/msp430/msp430.c: Ditto.
2538 * config/nios2/nios2.c: Ditto.
2539 * config/nvptx/nvptx.c: Ditto.
2540 * config/pa/pa.c: Ditto.
2541 * config/pdp11/pdp11.c: Ditto.
2542 * config/rl78/rl78.c: Ditto.
2543 * config/sparc/sparc.c: Ditto.
2544 * config/spu/spu.c: Ditto.
2545 * config/stormy16/stormy16.c: Ditto.
2546 * config/tilegx/tilegx.c: Ditto.
2547 * config/tilepro/tilepro.c: Ditto.
2548 * config/v850/v850.c: Ditto.
2549 * config/vax/vax.c: Ditto.
2550 * config/visium/visium.c: Ditto.
2551 * config/xtensa/xtensa.c: Ditto.
2553 2016-09-14 Jakub Jelinek <jakub@redhat.com>
2556 * tsan.c: Include target.h.
2557 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
2558 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
2559 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
2560 BUILT_IN_ATOMIC_TEST_AND_SET entries.
2561 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
2563 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
2564 Martin Liska <mliska@suse.cz>
2567 * predict.c (force_edge_cold): Add braces to a condition.
2569 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2571 PR rtl-optimization/77289
2572 * lra-constraints.c (get_final_hard_regno): Removed.
2573 (get_hard_regno): Add new parameter final_p.
2574 (get_reg_class): Directly call lra_get_elimination_hard_regno.
2575 (operands_match_p): Adjust call to get_hard_regno.
2576 (uses_hard_regs_p): Likewise.
2577 (process_alt_operands): Likewise.
2579 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
2582 * config/msp430/msp430.c (msp430_start_function): Emit an error
2583 if a function is both weak and specifies an interrupt number.
2585 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2587 PR tree-optimization/77454
2588 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
2589 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
2592 2016-09-13 Tamar Christina <tamar.christina@arm.com>
2594 * config/aarch64/aarch64-builtins.c
2595 (aarch64_init_simd_builtins): Fix builtin type signature printing.
2597 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
2599 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
2600 SFmode and SCmode arguments by reference.
2602 2016-09-13 David Malcolm <dmalcolm@redhat.com>
2604 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
2606 (selftest::test_one_liner_fixit_insert_before): ...this, and update
2607 for renaming of add_fixit_insert to add_fixit_insert_before.
2608 (selftest::test_one_liner_fixit_insert_after): New function.
2609 (selftest::test_one_liner_fixit_validation_adhoc_locations):
2610 Update for renaming of add_fixit_insert to add_fixit_insert_before.
2611 (selftest::test_one_liner_many_fixits): Likewise.
2612 (selftest::test_diagnostic_show_locus_one_liner): Update for
2613 renaming, call new test function.
2614 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
2615 renaming of add_fixit_insert to add_fixit_insert_before.
2616 (selftest::test_fixit_consolidation): Likewise.
2617 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
2619 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
2620 (selftest::test_applying_fixits_insert_before): ...this.
2621 (selftest::test_applying_fixits_insert): Update for renaming of
2622 add_fixit_insert to add_fixit_insert_before.
2623 (selftest::test_applying_fixits_insert_after): New function.
2624 (selftest::test_applying_fixits_insert_after_at_line_end): New
2626 (selftest::test_applying_fixits_insert_after_failure): New function.
2627 (selftest::test_applying_fixits_multiple): Update for renaming of
2628 add_fixit_insert to add_fixit_insert_before.
2629 (selftest::change_line): Likewise.
2630 (selftest::test_applying_fixits_unreadable_file): Likewise.
2631 (selftest::test_applying_fixits_line_out_of_range): Likewise.
2632 (selftest::test_applying_fixits_column_validation): Likewise.
2633 (selftest::test_applying_fixits_column_validation): Likewise.
2634 (selftest::edit_context_c_tests): Update for renamed test function;
2635 call new test functions.
2637 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
2639 PR tree-optimization/77536
2640 PR rtl-optimization/68212
2641 * config/rs6000/rs6000.md (div->recip splitter): Remove
2642 optimize_insn_for_speed_p condition.
2644 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
2646 * optabs.c (prepare_cmp_insn): Update documentation comment.
2648 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2649 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2652 * opts.h (candidates_list_and_hint): Declare.
2653 * opts-common.c (candidates_list_and_hint): New function.
2654 (cmdline_handle_error): Use it.
2656 2016-09-12 David Malcolm <dmalcolm@redhat.com>
2658 * edit-context.c (edited_line::get_len): New accessor.
2659 (edited_file::print_diff): Split out hunk-printing into...
2660 (edited_file::print_diff_hunk): New method.
2661 (edited_file::print_diff_line): New method.
2663 2016-09-12 Andrew Pinski <apinski@cavium.com>
2665 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
2667 * config/aarch64/aarch64.c (thunderx_tunings): Enable
2668 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
2669 (aarch64_operands_ok_for_ldpstp): Return false if
2670 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
2671 was SImode and the alignment is less than 8 byte.
2672 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
2674 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
2677 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
2679 2016-09-12 Marek Polacek <polacek@redhat.com>
2681 * doc/extend.texi: Use lowercase "boolean".
2682 * doc/invoke.texi: Likewise.
2683 * doc/md.texi: Likewise.
2684 * target.def: Likewise.
2685 * doc/tm.texi: Regenerated.
2687 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2690 * expmed.c (synth_mult): Delete duplicate mode check.
2692 2016-09-10 Tom de Vries <tom@codesourcery.com>
2695 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
2697 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
2698 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
2700 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
2702 PR rtl-optimization/77289
2703 * lra-constraints.c (get_final_hard_regno): Add support for non hard
2704 register numbers. Remove support for subregs.
2705 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
2706 (get_reg_class): Delete removed get_final_hard_regno() argument.
2707 (uses_hard_regs_p): Call get_final_hard_regno().
2709 2016-09-09 Martin Sebor <msebor@redhat.com>
2713 * pretty-print.c (pp_quoted_string): New function.
2714 (pp_format): Call it for %c and %s directives.
2716 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2718 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
2719 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
2720 INITIAL_ELIMINATION_OFFSET) : Update documentation.
2721 * target.def (frame_pointer_required, can_eliminate): Likewise.
2722 * doc/tm.texi: Regenerated.
2723 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
2725 * df-scan.c (df_hard_reg_init): Likewise.
2726 * ira.c (ira_setup_eliminable_regset): Likewise.
2727 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
2728 init_elim_table): Likewise.
2729 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
2730 set_initial_elim_offsets, update_eliminables,
2731 init_elim_table): Likewise.
2732 * rtlanal.c (get_initial_register_offset): Likewise.
2733 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
2734 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2735 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2736 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2737 * config/fr30/fr30.h: Fix comment.
2738 * config/frv/frv.c: Likewise.
2739 * config/frv/frv.h: Likewise.
2740 * config/ft32/ft32.h: Likewise.
2741 * config/visium/visium.h: Likewise.
2742 * config/pa/pa64-linux.h: Likewise.
2743 * config/v850/v850.h: Likewise.
2744 * config/cris/cris.c: Likewise.
2745 * config/ia64/ia64.h: Likewise.
2746 * config/moxie/moxie.h: Likewise.
2747 * config/m32r/m32r.h: Likewise.
2749 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
2752 * config.in: Regenerate.
2753 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
2755 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
2756 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
2757 static-libmpxwrappers case.
2758 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
2759 MPX_LD_AS_NEEDED_GUARD_POP.
2760 * configure: Regenerate.
2761 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
2762 defined if linker support "--push-state"/"--pop-state".
2764 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
2766 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
2768 2016-09-09 Joseph Myers <joseph@codesourcery.com>
2770 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
2771 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
2772 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
2773 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
2774 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
2775 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
2776 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
2778 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
2779 width macros from TS 18661-1.
2780 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
2782 2016-09-08 Jakub Jelinek <jakub@redhat.com>
2785 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
2786 OMP_CLAUSE_SAFELEN_EXPR.
2788 2016-09-07 David Malcolm <dmalcolm@redhat.com>
2790 * Makefile.in (OBJS): Add substring-locations.o.
2791 * langhooks-def.h (class substring_loc): New forward decl.
2792 (lhd_get_substring_location): New decl.
2793 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
2794 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
2795 * langhooks.c (lhd_get_substring_location): New function.
2796 * langhooks.h (class substring_loc): New forward decl.
2797 (struct lang_hooks): Add field get_substring_location.
2798 * substring-locations.c: New file, taking definition of
2799 format_warning_va and format_warning_at_substring from
2800 c-family/c-format.c, making them non-static.
2801 * substring-locations.h (class substring_loc): Move class here
2802 from c-family/c-common.h. Add and rewrite comments.
2803 (format_warning_va): New decl.
2804 (format_warning_at_substring): New decl.
2805 (get_source_location_for_substring): Add comment.
2807 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
2809 * config/i386/i386.c: Add 'U' suffix to processor feature bits
2810 to avoid -Wnarrowing warning.
2811 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
2812 * opts.c: Likewise for SANITIZER_OPT bitmasks.
2814 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
2816 * config/aarch64/aarch64.c (aarch64_legitimize_address):
2817 Avoid use of base_offset if offset already in range.
2819 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
2821 * config/sh/sh-protos.h (struct sh_atomic_model,
2822 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
2823 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
2824 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
2825 * config/sh/sh.h (struct sh_atomic_model,
2826 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
2827 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
2828 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
2829 Guard with __cplusplus.
2831 2016-09-06 Jakub Jelinek <jakub@redhat.com>
2834 * config/i386/i386.c (ix86_expand_builtin): For builtin with
2835 unsupported or unknown ISA, use expand_call.
2837 2016-09-06 Martin Liska <mliska@suse.cz>
2839 PR gcov-profile/77378
2840 PR gcov-profile/77466
2841 * tree-profile.c (tree_profiling): Detect whether target can use
2842 -fprofile-update=atomic.
2844 2016-09-06 Richard Biener <rguenther@suse.de>
2846 PR tree-optimization/77479
2847 * tree-vrp.c (update_value_range): Extend overflow handling to
2850 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2853 * config/i386/i386.md (isa): Add x64_avx512bw.
2854 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
2855 (kmov_isa): New mode attr.
2856 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
2857 (*zero_extend<mode>si2): Likewise.
2858 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
2860 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
2862 * doc/invoke.texi (SPU Options): nops -> NOPs.
2863 (x86 Options): Ditto.
2865 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2868 * toplev.c (process_options): Temporarily set input_location
2869 to UNKNOWN_LOCATION around targetm.target_option.override () call.
2871 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
2873 PR rtl-optimization/77452
2874 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
2875 inner-mode reference to a CONST_VECTOR constant in the constant pool.
2877 2016-09-05 Marek Polacek <polacek@redhat.com>
2880 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
2882 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2885 * gensupport.c (alter_output_for_subst_insn): Remove redundant
2886 *insn_out == '*' test. Don't copy unnecessary to yet another
2887 memory buffer, and don't leak it.
2889 PR rtl-optimization/77425
2890 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
2892 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
2894 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
2896 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2898 * common.opt (fdiagnostics-generate-patch): New option.
2899 * diagnostic.c: Include "edit-context.h".
2900 (diagnostic_initialize): Initialize context->edit_context_ptr.
2901 (diagnostic_finish): Delete context->edit_context_ptr.
2902 (diagnostic_report_diagnostic): Add fix-it hints from the
2903 diagnostic to context->edit_context_ptr, if any.
2904 * diagnostic.h (class edit_context): Add forward decl.
2905 (struct diagnostic_context): Add field "edit_context_ptr".
2906 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2907 -fdiagnostics-generate-patch.
2908 (-fdiagnostics-generate-patch): New item.
2909 * toplev.c: Include "edit-context.h".
2910 (process_options): Set global_dc->edit_context_ptr to a new
2911 edit_context if the options need one.
2912 (toplev::main): Handle -fdiagnostics-generate-patch by using
2913 global_dc->edit_context_ptr.
2915 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2918 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
2919 map and firstprivate clauses on target construct for _Atomic
2921 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
2922 on target construct for _Atomic qualified decls.
2923 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
2925 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
2926 _Atomic qualified arguments not mentioned in uniform clause.
2928 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2930 * Makefile.in (OBJS-libcommon): Add edit-context.o.
2931 * diagnostic-color.c (color_dict): Add "diff-filename",
2932 "diff-hunk", "diff-delete", and "diff-insert".
2933 (parse_gcc_colors): Update default value of GCC_COLORS in comment
2934 to reflect above changes.
2935 * doc/invoke.texi (-fdiagnostics-color): Update description of
2936 default GCC_COLORS, and of the supported capabilities.
2937 * edit-context.c: New file.
2938 * edit-context.h: New file.
2939 * input.c (struct fcache): Add field "missing_trailing_newline".
2940 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
2942 (add_file_to_cache_tab): Likewise.
2943 (fcache::fcache): Likewise.
2944 (get_next_line): Update c->missing_trailing_newline.
2945 (location_missing_trailing_newline): New function.
2946 * input.h (location_missing_trailing_newline): New decl.
2947 * selftest-run-tests.c (selftest::run_tests): Call
2948 edit_context_c_tests.
2949 * selftest.h (edit_context_c_tests): New decl.
2951 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2952 Richard Biener <rguenth@suse.de>
2954 PR tree-optimization/77444
2955 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
2956 as steptype, remove redundant initialization.
2958 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2961 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
2962 (sanopt_optimize_walker): Optimize away
2963 __asan_before_dynamic_init (...) followed by
2964 __asan_after_dynamic_init () without intervening memory loads/stores.
2965 * ipa-pure-const.c (special_builtin_state): Handle
2966 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
2967 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
2969 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2971 * cfg.c (free_original_copy_tables): Replace second assignment of
2972 bb_copy = NULL by bb_original = NULL.
2974 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2977 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
2978 assignment added in r216794.
2980 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2982 * Makefile.in (OBJS): Add typed-splay-tree.o.
2983 * selftest-run-tests.c (selftest::run_tests): Call
2984 typed_splay_tree_c_tests.
2985 * selftest.h (typed_splay_tree_c_tests): New decl.
2986 * typed-splay-tree.c: New file.
2987 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
2988 (typed_splay_tree::max): New method.
2989 (typed_splay_tree::min): New method.
2990 (typed_splay_tree::foreach): New method.
2991 (typed_splay_tree::closure): New struct.
2992 (typed_splay_tree::inner_foreach_fn): New function.
2994 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2996 * ipa-cp.c (ipcp_store_bits_results): Change option name from
2997 -fipa-cp-bit to -fipa-bit-cp.
2999 2016-09-01 Martin Sebor <msebor@redhat.com>
3001 PR tree-optimization/71831
3002 * tree-object-size.h: Return bool instead of the size and add
3003 argument for the size.
3004 * tree-object-size.c (compute_object_offset): Update signature.
3005 (addr_object_size): Same.
3006 (compute_builtin_object_size): Return bool instead of the size
3007 and add argument for the size. Handle POINTER_PLUS_EXPR when
3008 optimization is disabled.
3009 (expr_object_size): Adjust.
3010 (plus_stmt_object_size): Adjust.
3011 (pass_object_sizes::execute): Adjust.
3012 * builtins.c (fold_builtin_object_size): Adjust.
3013 * doc/extend.texi (Object Size Checking): Update.
3014 * ubsan.c (instrument_object_size): Adjust.
3016 2016-09-01 Martin Sebor <msebor@redhat.com>
3018 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
3019 it fits the output of the formatted function regardless of its
3021 * gcc/genmodes.c (parser::parse_expr): Same.
3022 * gimplify.c (gimplify_asm_expr): Same.
3023 * passes.c (pass_manager::register_one_dump_file): Same.
3024 * print-tree.c (print_node): Same.
3026 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3028 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
3030 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3032 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
3034 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3036 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
3037 * config/rs6000/vector.md: Ditto.
3038 * config/rs6000/vsx.md: Ditto.
3040 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3042 * ipa-inline-analysis.c (param_change_prob): Get to the base object
3045 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3047 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
3048 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
3049 *return_and_restore_gpregs_<mode>_r11,
3050 *return_and_restore_gpregs_<mode>_r12,
3051 *return_and_restore_gpregs_<mode>_r1,
3052 *return_and_restore_fpregs_<mode>_r11,
3053 *return_and_restore_fpregs_<mode>_r12,
3054 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
3055 directly instead of via the "l" constraint. Renumber operands.
3058 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3060 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
3061 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
3062 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
3063 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
3064 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
3065 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
3066 *call_value_nonlocal_darwin64, reload_macho_picbase,
3067 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
3068 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
3069 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
3070 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
3071 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
3072 *save_fpregs_<mode>_r1): Ditto.
3073 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
3074 *return_and_restore_gpregs_spe): Ditto.
3076 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3078 * config/rs6000/rs6000.md
3079 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
3080 the use of the link register.
3081 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
3083 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3084 Michael Meissner <meissner@linux.vnet.ibm.com>
3087 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
3088 reg+reg addressing for TImode.
3089 (rs6000_legitimate_address_p): Only allow register indirect
3090 addressing for TImode, even without TARGET_QUAD_MEMORY.
3092 2016-09-01 Richard Biener <rguenther@suse.de>
3095 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
3096 check whether the result fits the desired result type.
3098 2016-09-01 Nathan Sidwell <nathan@acm.org>
3100 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
3102 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
3104 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
3106 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
3108 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3110 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
3111 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
3112 for comparisons of integer ZERO_EXTEND against zero.
3114 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3116 * config/i386/i386.c (ix86_option_override_internal): Also disable the
3117 STV pass if -mstackrealign is enabled.
3119 2016-08-31 Ilya Verbin <iverbin@gmail.com>
3121 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
3124 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3126 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
3127 (layout_range::intersects_line_p): New method.
3128 (test_range_contains_point_for_single_point): Rename to...
3129 (test_layout_range_for_single_point): ...this, and add testing
3130 for layout_range::intersects_line_p.
3131 (test_range_contains_point_for_single_line): Rename to...
3132 (test_layout_range_for_single_line): ...this, and add testing
3133 for layout_range::intersects_line_p.
3134 (test_range_contains_point_for_multiple_lines): Rename to...
3135 (test_layout_range_for_multiple_lines): ...this, and add testing
3136 for layout_range::intersects_line_p.
3137 (layout::layout): Populate m_fixit_hints.
3138 (layout::get_expanded_location): Handle the case of a line-span
3140 (layout::validate_fixit_hint_p): New method.
3141 (get_line_span_for_fixit_hint): New function.
3142 (layout::calculate_line_spans): Add spans for fixit-hints.
3143 (layout::should_print_annotation_line_p): New method.
3144 (layout::print_any_fixits): Drop param "richloc", instead using
3145 validated fixits in m_fixit_hints. Add "const" to hint pointers.
3146 (diagnostic_show_locus): Avoid printing blank annotation lines.
3147 (selftest::test_diagnostic_context::test_diagnostic_context):
3148 Initialize show_column and start_span.
3149 (selftest::test_diagnostic_context::start_span_cb): New static
3151 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
3152 (selftest::diagnostic_show_locus_c_tests): Update for function
3153 renamings. Call test_diagnostic_show_locus_fixit_lines.
3155 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3157 PR tree-optimization/73714
3158 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
3160 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3162 * selftest.c: Move "namespace selftest {" to top of file,
3163 removing explicit "selftest::" qualifiers throughout.
3165 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3167 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
3169 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
3170 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
3171 Replace builtin with vector extension.
3172 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
3174 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
3175 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
3176 Replace builtin with vector extension.
3177 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
3178 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
3179 Replace builtin with vector extension.
3180 * config/i386/xmmintrin.h (__m128_u): New type.
3181 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
3182 (_mm_load_ps, _mm_store_ps): Simplify.
3184 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
3186 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
3188 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3190 * diagnostic-show-locus.c (colorizer::begin_state): Support more
3191 than 3 ranges per diagnostic by alternating between color 1 and
3193 (layout::layout): Replace use of rich_location::MAX_RANGES
3194 with richloc->get_num_locations ().
3195 (layout::calculate_line_spans): Replace use of
3196 rich_location::MAX_RANGES with m_layout_ranges.length ().
3197 (layout::print_annotation_line): Handle arbitrary numbers of
3198 ranges in caret-printing by defaulting to '^'.
3199 (selftest::test_one_liner_many_fixits): New function.
3200 (test_diagnostic_show_locus_one_liner): Call it.
3201 * diagnostic.c (diagnostic_initialize): Update for renaming
3202 of rich_location::MAX_RANGES to
3203 rich_location::STATICALLY_ALLOCATED_RANGES.
3204 * diagnostic.h (struct diagnostic_context): Likewise.
3206 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3208 * selftest.c (selftest::named_temp_file::named_temp_file): New
3210 (selftest::temp_source_file::~temp_source_file): Move to...
3211 (selftest::named_temp_file::~named_temp_file): ...here.
3212 (selftest::test_named_temp_file): New function.
3213 (selftest::selftest_c_tests): Call test_named_temp_file.
3214 * selftest.h (class named_temp_file): New class.
3215 (class temp_source_file): Convert to a subclass of named_temp_file.
3217 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
3219 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
3220 USEs of LR_REGNO in returns and sibcalls.
3221 (rs6000_output_mi_thunk): Similar.
3222 (rs6000_sibcall_aix): Similar.
3223 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
3224 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
3225 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
3226 Remove the USE of LR_REGNO from the patterns as well. Delete an
3228 (return_internal_<mode>): Delete.
3230 2016-08-30 Tamar Christina <tamar.christina@arm.com>
3232 * gcc/config/aarch64/aarch64-simd.md
3233 (aarch64_ld2<mode>_dreg_le): New.
3234 (aarch64_ld2<mode>_dreg_be): New.
3235 (aarch64_ld2<mode>_dreg): Removed.
3236 (aarch64_ld3<mode>_dreg_le): New.
3237 (aarch64_ld3<mode>_dreg_be): New.
3238 (aarch64_ld3<mode>_dreg): Removed.
3239 (aarch64_ld4<mode>_dreg_le): New.
3240 (aarch64_ld4<mode>_dreg_be): New.
3241 (aarch64_ld4<mode>_dreg): Removed.
3242 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
3244 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3246 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
3247 redundant location param.
3248 (test_one_liner_fixit_remove): Likewise.
3249 (test_one_liner_fixit_replace): Likewise.
3250 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
3251 * gcc-rich-location.c
3252 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
3253 get_range_from_loc. Drop overload taking a const char *.
3254 * gcc-rich-location.h
3255 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
3258 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
3260 * config/linux.c (linux_libc_has_function): Return true on musl.
3262 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
3264 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
3266 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
3268 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
3269 used for abnormal egdes.
3271 2016-08-30 Jakub Jelinek <jakub@redhat.com>
3273 PR tree-optimization/72866
3274 * tree-vect-patterns.c (search_type_for_mask): Turn into
3275 a small wrapper, move all code to ...
3276 (search_type_for_mask_1): ... this new function. Add caching
3277 and adjust recursive calls.
3280 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
3281 instead of lookup_type_die (type_main_variant (type)) even for array
3285 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
3286 constant pool reference return x instead of c.
3288 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
3290 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
3293 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3296 (selftest::test_make_location_nonpure_range_endpoints): Fix
3299 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3301 * diagnostic-show-locus.c
3302 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
3304 (selftest::test_diagnostic_show_locus_one_liner): Call it.
3305 * input.c (get_pure_location): Move to libcpp/line-map.c.
3306 * input.h (get_pure_location): Convert decl to an inline function
3307 calling implementation in libcpp.
3309 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
3312 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
3313 template for intel asm dialect.
3314 (vec_set_hi_<mode><mask_name>): Ditto.
3316 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3318 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
3319 (selftest::fail_formatted): Likewise.
3321 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3323 * input.c (make_location): Call get_start and get_finish
3324 on the endpoints to avoid storing packed ranges or ad-hoc
3326 (selftest::test_make_location_nonpure_range_endpoints): New function.
3327 (selftest::input_c_tests): Call it.
3328 * input.h (get_start): New inline function.
3330 2016-08-29 Tom de Vries <tom@codesourcery.com>
3333 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
3336 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
3338 * Makefile.in (gcov-iov.h): Add dummy recipe.
3340 2016-08-29 Nathan Sidwell <nathan@acm.org>
3342 * config/nvptx/nvptx.c: #include tree-vrp.h.
3344 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
3347 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
3348 HIGH+LO construct during reload.
3350 2016-08-28 Tom de Vries <tom@codesourcery.com>
3353 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
3354 'sysv_abi va_list' attribute.
3355 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
3356 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
3359 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3361 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
3362 * emit-rtl.c (unshare_all_rtl_1): Adjust.
3363 (unshare_all_rtl_again): Likewise.
3364 * function.c (assign_stack_local_1): Likewise.
3365 (assign_stack_temp_for_type): Likewise.
3367 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3369 * cfgbuild.c (make_edges): Adjust.
3370 * cfgrtl.c (can_delete_label_p): Likewise.
3371 * dwarf2cfi.c (create_trace_edges): Likewise.
3372 * except.c (sjlj_emit_dispatch_table): Likewise.
3373 * function.h (struct expr_status): make x_forced_labels a vector.
3374 * jump.c (rebuild_jump_labels_1): Adjust.
3375 * reload1.c (set_initial_label_offsets): Likewise.
3376 * stmt.c (force_label_rtx): Likewise.
3377 (expand_label): Likewise.
3379 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3381 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
3383 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
3385 PR tree-optimization/71077
3386 PR tree-optimization/68542
3387 * fold-const.c (fold_relational_const): Fix folding of
3388 VECTOR_CST comparisons that have a scalar boolean result type.
3389 (selftest::test_vector_folding): New static function.
3390 (selftest::fold_const_c_tests): Call it.
3392 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3394 * doc/extend.texi (SPU Built-in Functions): Remove stale
3395 references to material formerly at IBM and Sony.
3397 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
3400 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
3402 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3404 * diagnostic-show-locus.c
3405 (selftest::test_fixit_consolidation): New function.
3406 (selftest::diagnostic_show_locus_c_tests): Call it.
3407 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
3408 constructor based on source_range.
3410 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3412 * diagnostic-color.c (color_dict): Add "fixit-insert" and
3414 (parse_gcc_colors): Update description of default GCC_COLORS.
3415 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
3416 (colorizer::set_fixit_insert): New method.
3417 (colorizer::set_fixit_delete): New method.
3418 (colorizer::get_color_by_name): New method.
3419 (colorizer::STATE_FIXIT_INSERT): New constant.
3420 (colorizer::STATE_FIXIT_DELETE): New constant.
3421 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
3422 fields in favor of new field "m_stop_color". Add fields
3423 "m_fixit_insert" and "m_fixit_delete".
3424 (colorizer::colorizer): Update for above changes. Replace
3425 colorize_start calls with calls to get_color_by_name.
3426 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
3427 STATE_FIXIT_DELETE. Update for field renamings.
3428 (colorizer::finish_state): Simplify by using m_stop_color,
3429 rather than multiple identical "*_ce" fields.
3430 (colorizer::get_color_by_name): New method.
3431 (layout::print_any_fixits): Print insertions and replacements
3432 using the "fixit-insert" color, and deletions using the
3433 "fixit-delete" color.
3434 * doc/invoke.texi (-fdiagnostics-color): Update description of
3435 default GCC_COLORS, and of the supported capabilities.
3437 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
3439 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
3440 current_function_static_stack_size variable with the static
3441 stack frame size of the current function when
3442 flag_stack_usage_info is enabled.
3444 2016-08-26 Nathan Sidwell <nathan@acm.org>
3446 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
3447 assignment inside if condition.
3449 2016-08-26 Richard Biener <rguenther@suse.de>
3451 PR tree-optimization/69047
3452 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
3453 extracts similar to what FRE does.
3454 (non_rewritable_mem_ref_base): Likewise.
3456 2016-08-26 Joseph Myers <joseph@codesourcery.com>
3458 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
3459 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
3460 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3461 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3462 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
3464 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3465 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3466 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3467 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
3468 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3470 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3473 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
3474 reservation duration to 15 cycles.
3475 (cortex_a8_vfp_macs): Likewise.
3476 (cortex_a8_vfp_macd): Likewise.
3477 (cortex_a8_vfp_divs): Likewise.
3478 (cortex_a8_vfp_divd): Likewise.
3480 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3482 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
3483 (aarch_macro_fusion_pair_p): Use above to avoid early return.
3485 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3486 Martin Jambhor <mjambor@suse.cz>
3488 * common.opt: New option -fipa-bit-cp.
3489 * doc/invoke.texi: Document -fipa-bit-cp.
3490 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
3491 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
3492 * tree-ssa-ccp.h: New header file.
3493 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
3494 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
3495 Replace all occurences of tree parameter by two new params: signop, int.
3496 (bit_value_unop_1): Change to bit_value_unop and export it.
3497 Replace all occurences of tree parameter by two new params: signop,
3499 (bit_value_binop): Change call from bit_value_binop_1 to
3501 (bit_value_assume_aligned): Likewise.
3502 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
3503 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
3505 (ccp_finalize): Skip processing if val->mask == 0.
3506 * ipa-cp.c: Include tree-ssa-ccp.h
3507 (ipcp_bits_lattice): New class.
3508 (ipcp_param_lattice (bits_lattice): New member.
3509 (print_all_lattices): Call ipcp_bits_lattice::print.
3510 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
3511 (initialize_node_lattices): Likewise.
3512 (propagate_bits_accross_jump_function): New function.
3513 (propagate_constants_accross_call): Call
3514 propagate_bits_accross_jump_function.
3515 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
3516 (ipcp_store_bits_results): New function.
3517 (ipcp_driver): Call ipcp_store_bits_results.
3518 * ipa-prop.h (ipa_bits): New struct.
3519 (ipa_jump_func): Add new member bits of type ipa_bits.
3520 (ipa_param_descriptor): Change decl to decl_or_type.
3521 (ipa_get_param): Change decl to decl_or_type and assert on
3523 (ipa_get_type): New function.
3524 (ipcp_transformation_summary): New member bits.
3525 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
3526 (ipa_populate_param_decls): Likewise.
3527 (ipa_dump_param): Likewise.
3528 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
3530 (ipa_set_jf_unknown): Set ipa_bits::known to false.
3531 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
3533 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
3534 (ipa_write_jump_function): Add streaming for ipa_bits.
3535 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
3536 (write_ipcp_transformation_info): Add streaming for ipa_bits
3538 (read_ipcp_transfomration_info): Add support for reading streamed
3540 (ipcp_update_bits): New function.
3541 (ipcp_transform_function): Call ipcp_update_bits.
3543 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
3545 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
3546 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
3548 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
3550 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
3552 2016-08-25 Richard Biener <rguenther@suse.de>
3554 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
3555 Only add locations in late dwarf.
3556 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
3557 (dwarf2out_early_finish): But do it here.
3559 2016-08-24 Michael Collison <michael.collison@linaro.org>
3560 Michael Collison <michael.collison@arm.com>
3562 * config/arm/arm-modes.def: Add new condition code mode CC_V
3563 to represent the overflow bit.
3564 * config/arm/arm.c (maybe_get_arm_condition_code):
3565 Add support for CC_Vmode.
3566 (arm_gen_unlikely_cbranch): New function to generate common
3567 rtl conditional branches for overflow patterns.
3568 * config/arm/arm-protos.h: Add prototype for
3569 arm_gen_unlikely_cbranch.
3570 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
3571 addsi3_compareV_upper): New patterns to support signed
3572 builtin overflow add operations.
3573 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
3574 New patterns to support unsigned builtin add overflow operations.
3575 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
3576 builtin overflow subtract operations,
3577 (usubv<mode>4): New patterns to support unsigned builtin subtract
3578 overflow operations.
3579 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
3580 to support builtin overflow negate operations.
3582 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3585 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3587 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3588 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3591 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3593 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
3594 MULTILIB_OPTIONS should be used. Small wording fixes.
3595 * genmultilib: Memorize set of all option combinations in
3596 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
3597 found in MULTILIB_OPTIONS by checking if option set is listed in
3598 combination_space. Output new and existing error message to stderr.
3600 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3602 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
3603 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
3604 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
3605 (MULTILIB_REUSE): Remove reuse rules for option set including
3606 -mfpu=fp-armv8 and -mfpu=vfpv4
3608 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
3610 * config/arm/t-rtems: Add vfp multilib.
3612 2016-08-23 Ian Lance Taylor <iant@golang.org>
3614 * config/s390/s390.c (s390_asm_file_start): Call
3617 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3619 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
3620 initialization of all 0's to the 0 constant, instead of directly
3621 generating XOR. Add support for V4SImode vector initialization on
3622 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
3623 initialization. Change variables used in V4SFmode vector
3624 intialization. For V4SFmode vector splat on ISA 3.0, make sure
3625 any memory addresses are in index form. Add support for using
3626 VSPLTH/VSPLTB to initialize vector short and vector char vectors
3627 with all of the same element.
3628 (regno_or_subregno): New helper function to return a register
3629 number for either REG or SUBREG.
3630 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
3631 Use regno_or_subregno where possible.
3632 (rs6000_split_v4si_init_di_reg): New helper function to build up a
3633 DImode value from two SImode values in order to generate V4SImode
3634 vector initialization on 64-bit systems with direct move.
3635 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
3637 (rtx_is_swappable_p): V4SImode vector initialization insn is not
3639 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
3641 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
3642 attributes to initialize V8HImode and V16QImode vectors with the
3644 (VSX_SPLAT_COUNT): Likewise.
3645 (VSX_SPLAT_SUFFIX): Likewise.
3646 (UNSPEC_VSX_VEC_INIT): New unspec.
3647 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
3648 Allow SFmode values to come from Altivec registers.
3649 (vsx_init_v4si): New insn/split for V4SImode vector initialization
3650 on 64-bit systems with direct move.
3651 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
3652 vector initializations, to allow V4SImode vector initializations
3653 on 64-bit systems with direct move.
3654 (vsx_splat_v4si): Likewise.
3655 (vsx_splat_v4si_di): Likewise.
3656 (vsx_splat_v4sf): Likewise.
3657 (vsx_splat_v4sf_internal): Likewise.
3658 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
3660 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
3661 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
3662 initializing V8HImode and V16QImode vectors with the same
3664 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
3665 optimization if -maltivec=be.
3667 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
3669 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
3670 attribute for alternatives 3 and 4.
3672 2016-08-23 David Malcolm <dmalcolm@redhat.com>
3674 * selftest.c (selftest::assert_str_contains): New function.
3675 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
3676 * selftest.h (selftest::assert_str_contains): New decl.
3677 (ASSERT_STR_CONTAINS): New macro.
3679 2016-08-23 Richard Biener <rguenther@suse.de>
3681 PR tree-optimization/77286
3682 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
3684 (vect_transform_loop): Split exit edges of loop and scalar
3685 loop if required and at the appropriate time.
3687 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3689 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3690 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3692 Correct a typo in a comment.
3694 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3696 * config/s390/s390.md ("*andc_split"): New splitter for and with
3699 2016-08-23 Richard Biener <rguenther@suse.de>
3701 PR tree-optimization/27336
3702 * tree-vrp.c (infer_value_range): Handle stmts that can throw
3703 by looking for a non-EH edge.
3704 (process_assert_insertions_for): Likewise.
3706 2016-08-23 Richard Biener <rguenther@suse.de>
3709 * statistics.c (statistics_counter_event): Robustify against
3712 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3714 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
3715 for targets amdfam10 and barcelona.
3717 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
3719 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
3720 (zero_extend<mode>di2): Ditto.
3721 (*zero_extend<mode>si2): Ditto.
3722 (*zero_extendqihi2): Ditto.
3724 2016-08-22 Joseph Myers <joseph@codesourcery.com>
3727 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
3728 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
3730 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
3732 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
3733 identical consecutive elements.
3734 [SSA_NAME]: Print the name's def stmt on its own line. When printing
3735 the node's def stmt, avoid printing an unwanted trailing newline by
3736 replacing the call to print_gimple_stmt() with its inlined body and
3737 adjusting it to not set pp_needs_newline and to call pp_flush()
3738 instead of pp_newline_and_flush().
3740 2016-08-22 Joseph Myers <joseph@codesourcery.com>
3742 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
3743 (float32_type_node, float64_type_node, float32x_type_node)
3744 (float128x_type_node): New macros.
3745 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
3746 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
3747 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
3748 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
3749 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
3750 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
3751 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
3752 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
3753 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
3754 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
3755 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
3756 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
3757 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
3758 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
3759 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
3760 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
3761 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
3762 (copysign, fabs, huge_val, inf, nan, nans): Use it.
3763 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
3765 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
3766 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
3767 * doc/extend.texi (Other Builtins): Document these built-in
3769 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
3772 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
3774 * doc/install.texi (Binaries): www.opencsw.org now uses https.
3776 2016-08-22 Richard Biener <rguenther@suse.de>
3778 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
3780 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
3783 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
3784 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
3785 non-SSE2 athlons only, otherwise prefer SSE prefetches.
3787 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3789 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
3790 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
3791 (vrp_visit_switch_stmt): Likewise.
3792 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
3793 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
3794 (vrp_visit_stmt): Use extract_range_from_stmt.
3795 (vrp_visit_phi_node): Use extract_range_from_phi_node.
3797 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3799 * Makefile.in: Add tree-vrp.h to GTFILES.
3800 * gengtype.c (open_base_files): Add tree-vrp.h.
3801 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
3802 * builtins.c: Likewise.
3803 * fold-const.c: Likewise.
3804 * gimple-builder.c: Likewise.
3805 * gimple-laddress.c: Likewise.
3806 * hsa-gen.c: Likewise.
3807 * internal-fn.c: Likewise.
3809 * targhooks.c: Liewise,
3810 * tree-ssa-address.c: Likewise.
3811 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
3812 * tree-vrp.c (struct value_range): Move to tree-vrp.h
3813 * tree-vrp.h: New file.
3815 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3817 PR tree-optimization/61839
3818 * tree-vrp.c (two_valued_val_range_p): New.
3819 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
3820 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
3821 Also Convert VAR BINOP CST where VAR is two-valued to
3822 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
3824 2016-08-19 David Malcolm <dmalcolm@redhat.com>
3826 * diagnostic-show-locus.c
3827 (layout::annotation_line_showed_range_p): New method.
3828 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
3829 Reimplement case fixit_hint::REPLACE to cover removals, and
3830 replacements where the range of the replacement isn't one
3831 of the ranges in the rich_location.
3832 (test_one_liner_fixit_replace): Likewise.
3833 (selftest::test_one_liner_fixit_replace_non_equal_range): New
3835 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
3837 (selftest::test_diagnostic_show_locus_one_liner): Call the new
3839 * diagnostic.c (print_parseable_fixits): Remove case
3842 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
3845 * config/i386/i386.c (ix86_option_override_internal): Remove
3846 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
3847 Enable SSE prefetch also for TARGET_PREFETCHWT1.
3848 Do not try to enable TARGET_PRFCHW ISA flag here.
3849 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
3850 Rewrite expander function body.
3851 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
3853 2016-08-19 Joseph Myers <joseph@codesourcery.com>
3856 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
3857 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
3858 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
3859 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
3860 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
3861 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
3862 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
3863 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
3864 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
3866 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
3868 (struct floatn_type_info): New structure type.
3869 (floatn_nx_types): New variable declaration.
3870 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
3871 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
3872 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
3873 * tree.c (floatn_nx_types): New variable.
3874 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
3875 corresponding complex types.
3876 * target.def (floatn_mode): New hook.
3877 * targhooks.c: Include "real.h".
3878 (default_floatn_mode): New function.
3879 * targhooks.h (default_floatn_mode): New prototype.
3880 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
3882 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
3883 effective-target and dg-add-options keywords.
3884 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
3885 Document new effective-target keywords.
3886 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
3887 * doc/tm.texi: Regenerate.
3888 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
3889 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
3890 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
3892 * real.h (struct real_format): Add field ieee_bits.
3893 * real.c (ieee_single_format, mips_single_format)
3894 (motorola_single_format, spu_single_format, ieee_double_format)
3895 (mips_double_format, motorola_double_format)
3896 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
3897 (ieee_extended_intel_128_format)
3898 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
3899 (mips_extended_format, ieee_quad_format, mips_quad_format)
3900 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
3901 (decimal_double_format, decimal_quad_format, ieee_half_format)
3902 (arm_half_format, real_internal_format: Initialize ieee_bits
3904 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
3905 float128_type_node. Set float80_type_node to float64x_type_node
3906 if appropriate and long_double_type_node not appropriate.
3907 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
3908 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
3909 Initialize ieee_bits field.
3910 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
3911 (rs6000_init_builtins): Set ieee128_float_type_node to
3913 (rs6000_floatn_mode): New function.
3915 2016-08-19 Jakub Jelinek <jakub@redhat.com>
3917 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
3918 _rdseed64_step): Uglify argument names and/or local variable names
3919 in inline functions.
3920 * config/i386/rtmintrin.h (_xabort): Likewise.
3921 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
3922 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
3923 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
3924 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
3925 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
3926 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
3927 _mm_maskz_ternarylogic_epi32): Likewise.
3928 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
3929 __lwpins32, __lwpins64): Likewise.
3930 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
3931 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
3932 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
3933 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
3934 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
3935 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
3936 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
3937 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
3938 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
3939 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
3940 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
3941 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
3942 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
3943 _mm256_mask_i64gather_epi32): Likewise.
3944 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
3945 * config/i386/ia32intrin.h (__writeeflags): Likewise.
3946 * config/i386/pkuintrin.h (_wrpkru): Likewise.
3947 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
3948 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
3949 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
3950 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
3951 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
3952 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
3953 _mm512_mask_prefetch_i64scatter_ps): Likewise.
3954 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
3955 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
3956 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
3957 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
3958 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
3959 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
3960 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
3961 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
3963 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
3965 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
3966 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
3968 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
3969 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
3971 (_rdpkru_u32): Add space after function name.
3973 * config/i386/t-i386 (i386-c.o): Don't depend on
3974 i386-builtin-types.inc.
3975 (i386.o): Depend on i386-builtin-types.inc.
3977 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
3980 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
3981 Use const_vec_duplicate to check for duplicated elements.
3983 2016-08-19 Richard Biener <rguenther@suse.de>
3985 PR tree-optimization/77290
3986 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3987 Fix flag_tree_parallelize_loops check.
3989 2016-08-19 Richard Biener <rguenther@suse.de>
3991 * match.pd (x | 0 -> x): Add.
3993 2016-08-19 Richard Biener <rguenther@suse.de>
3995 PR tree-optimization/77286
3996 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
3997 Deal with virtual PHIs being out-of-order.
3999 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4001 * doc/invoke.texi (fverbose-asm): Note that source code lines
4002 are emitted, and provide an example.
4003 * final.c (asm_show_source): New function.
4004 (final_scan_insn): Call asm_show_source.
4006 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4008 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
4009 param with diagnostic_kind.
4010 (class colorizer): Similarly replace field m_diagnostic with
4012 (colorizer::colorizer): Replace diagnostic
4013 param with diagnostic_kind.
4014 (colorizer::begin_state): Update for above field change.
4015 (layout::layout): Replace diagnostic param with rich_location *
4016 and diagnostic_kind.
4017 (diagnostic_show_locus): Replace diagnostic param with richloc
4018 and diagnostic_kind.
4019 (class selftest::test_diagnostic_context): New class.
4020 (selftest::test_diagnostic_show_locus_unknown_location): New
4022 (selftest::test_one_liner_simple_caret): New function.
4023 (selftest::test_one_liner_caret_and_range): New function.
4024 (selftest::test_one_liner_multiple_carets_and_ranges): New
4026 (selftest::test_one_liner_fixit_remove): New function.
4027 (selftest::test_one_liner_fixit_replace): New function.
4028 (selftest::test_diagnostic_show_locus_one_liner): New function.
4029 (selftest::diagnostic_show_locus_c_tests): Call the new test
4031 * diagnostic.c (diagnostic_initialize): Initialize
4032 colorize_source_p, show_ruler_p and parseable_fixits_p.
4033 (default_diagnostic_finalizer): Update for change to
4034 diagnostic_show_locus.
4035 (diagnostic_append_note): Likewise.
4036 * diagnostic.h (diagnostic_show_locus): Replace
4037 const diagnostic_info * param with location * and diagnostic_t.
4039 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4041 * input.c (saved_line_table): New global.
4042 (class selftest::temp_line_table): Rename to line_table_test and
4043 move declaration to selftest.h, and drop field m_old_line_table.
4044 (selftest::temp_line_table::temp_line_table): Rename ctor to...
4045 (selftest::line_table_test::line_table_test): ...this. Add a
4046 default ctor. Store current value of line_table within
4048 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
4049 (selftest::line_table_test::~line_table_test): ...this, and
4050 restore line_table from the saved_line_table, rather than
4052 (selftest::test_accessing_ordinary_linemaps): Update for above
4054 (selftest::test_lexer): Likewise.
4055 (struct selftest::lexer_test): Likewise.
4056 (selftest::lexer_test::lexer_test): Likewise.
4057 (selftest::input_c_tests): Move the looping over test cases from
4059 (selftest::for_each_line_table_case): New function.
4060 * input.h (saved_line_table): New decl.
4061 * selftest.h (struct selftest::line_table_case): New forward decl.
4062 (class selftest::line_table_test): New class, moved here from
4063 selftest::temp_line_table in input.c, and renamed.
4064 (selftest::for_each_line_table_case): New decl.
4066 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
4069 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
4071 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
4074 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
4075 enclosing parallel construct for reduction variables on OpenACC loop
4078 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
4080 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
4081 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
4083 (function_to_dwarf_procedure): Update comment.
4085 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4087 * input.c (diagnostics_file_cache_forcibly_evict_file): New
4089 * input.h (diagnostics_file_cache_forcibly_evict_file): New
4091 * selftest.c (selftest::temp_source_file::~temp_source_file):
4092 Evict m_filename from the diagnostic file cache.
4094 2016-08-18 Richard Biener <rguenther@suse.de>
4096 * tree-pass.h (make_pass_materialize_all_clones): Declare.
4097 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
4098 make_pass_materialize_all_clones): New simple IPA pass encapsulating
4099 clone materialization.
4100 * passes.def (all_late_ipa_passes): Start with
4101 pass_materialize_all_clones.
4102 * cgraphunit.c (symbol_table::compile): Remove call to
4103 materialize_all_clones.
4104 * tree-into-ssa.c: Include statistics.h.
4105 (update_ssa): Count number of times we do incremental/rewrite
4108 2016-08-18 Richard Biener <rguenther@suse.de>
4110 PR tree-optimization/77282
4111 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4112 When doing auto-parallelizing also prevent use of PHIs that
4113 carry dependences across loop backedges.
4115 2016-08-18 Tamar Christina <tamar.christina@arm.com>
4116 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4118 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
4120 2016-08-18 Richard Biener <rguenther@suse.de>
4122 * ssa-iterators.h (ssa_vuse_operand): New inline.
4123 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
4124 (predicate_all_scalar_phis): Use remove_phi_node to remove
4125 phi nodes predicated. Delay removing virtual PHIs.
4126 (predicate_mem_writes): Update virtual operands.
4127 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
4128 (tree_if_conversion): Do not rewrite virtual SSA form.
4129 * tree-phinodes.c (release_phi_node): Make static.
4130 * tree-phinodes.h (release_phi_node): Remove.
4132 2016-08-18 Jakub Jelinek <jakub@redhat.com>
4134 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
4135 codes that appear in bdesc_* arrays, instead include i386-builtin.def
4136 twice to define those.
4137 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
4138 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
4139 bdesc_multi_arg): Define by including i386-builtin.def the third time.
4140 * config/i386/i386-builtin.def: New file.
4142 2016-08-17 David Malcolm <dmalcolm@redhat.com>
4144 * input.c (get_source_range_for_char): Rename to...
4145 (selftest::get_source_range_for_char): ...this, and move within
4146 the #if CHECKING_P guard.
4147 (get_num_source_ranges_for_substring): Rename to...
4148 (selftest::get_num_source_ranges_for_substring): ...this, move
4149 within the #if CHECKING_P guard, and make static.
4150 (selftest::assert_num_substring_ranges): Initialize
4153 2016-08-18 Alan Modra <amodra@gmail.com>
4155 PR rtl-optimization/72771
4156 * reload.c (find_reloads): Don't assume that a subreg mem is OK
4157 when find_reloads_toplev returns address_reloaded==-1.
4158 (alternative_allows_const_pool_ref): Update comment.
4160 2015-08-17 Alan Hayward <alan.hayward@arm.com>
4162 PR tree-optimization/71752
4163 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
4164 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
4166 2016-08-17 Jakub Jelinek <jakub@redhat.com>
4168 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
4169 instead of testing ECF_NORETURN bit in gimple_call_flags.
4170 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
4171 * predict.c (tree_bb_level_predictions): Likewise.
4172 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
4175 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
4176 turning a call into __builtin_unreachable-like noreturn call, adjust
4177 gimple_call_set_fntype.
4178 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
4179 gimple_call_fntype has void return type.
4181 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
4183 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
4184 maybe_lookup_decl, to handle nested acc loop directives.
4186 2016-08-17 Richard Biener <rguenther@suse.de>
4188 PR tree-optimization/76490
4189 * tree-vrp.c (update_value_range): Preserve overflow infinities
4190 when intersecting with ranges from get_range_info.
4191 (operand_less_p): Handle overflow infinities correctly.
4192 (value_range_constant_singleton): Use vrp_operand_equal_p
4193 to handle overflow max/min correctly.
4194 (vrp_valueize): Likewise.
4195 (union_ranges): Likewise.
4196 (intersect_ranges): Likewise.
4197 (vrp_visit_phi_node): Improve iteration limitation to only
4198 apply when we'll possibly re-visit the PHI via a changed argument
4201 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4203 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
4204 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
4205 rather than those that should not be built.
4207 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
4210 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
4212 2016-08-17 Richard Biener <rguenther@suse.de>
4214 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
4215 (verify_vssa): New function verifying virtual SSA form.
4216 (verify_ssa): Call it.
4217 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
4218 Do not apply loop-closed SSA handling to virtuals.
4219 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
4220 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
4221 when rewriting their symbol.
4222 (prepare_def_site_for): Likewise.
4223 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
4224 operands of moved stmts.
4226 2016-08-17 Richard Biener <rguenther@suse.de>
4228 PR tree-optimization/23855
4229 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
4230 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
4231 find guards to hoist. Do not update SSA form but rewrite virtuals
4232 into loop closed SSA.
4233 (find_loop_guard): Adjust to skip already hoisted guards. Do
4234 not mark virtuals for renaming or update SSA form.
4236 2016-08-17 Martin Liska <mliska@suse.cz>
4238 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
4239 a LONG_LONG_TYPE_SIZE comparison.
4240 * gcov-io.h: Remove macro definitions.
4241 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
4242 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
4245 2016-08-16 Jakub Jelinek <jakub@redhat.com>
4247 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
4248 that builtins not mentioned in bdesc_* arrays come first, then
4249 the ones mentioned in bdesc_* arrays in the order they appear in
4250 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
4251 IX86_BUILTIN__BDESC_*_LAST enumerator.
4252 (bdesc_mpx): Fix up a comment typo.
4253 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
4254 __builtin_ia32_vpcomneu[bwdq] builtins.
4255 (BDESC_VERIFY, BDESC_VERIFYS): Define.
4256 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
4257 enum ix86_builtins ordering.
4258 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
4259 for direct bdesc_* array member access instead of searching all the
4260 arrays until an fcode match is found.
4262 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
4264 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
4265 pattern as define_insn_and_split. Split insn before reload to
4267 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
4268 <shift_insn><mode>3_1.
4269 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
4270 <rotate_insn><mode>3_1.
4272 2016-08-16 David Malcolm <dmalcolm@redhat.com>
4275 * input.c (get_source_range_for_substring): Rename to...
4276 (get_source_location_for_substring): ...this, adding param
4277 "caret_idx", and converting output param from source_range * to
4279 (get_source_range_for_char): New function.
4280 (get_num_source_ranges_for_substring): Update comment to reflect
4282 (assert_char_at_range): Update to use get_source_range_for_char
4283 rather than get_source_range_for_substring.
4284 (test_lexer_string_locations_concatenation_2): Likewise.
4285 * substring-locations.h (get_source_range_for_substring): Rename
4287 (get_source_location_for_substring): ...this, and adding param
4288 "caret_idx", and converting output param from source_range * to
4291 2016-08-16 David Malcolm <dmalcolm@redhat.com>
4293 * input.c (class selftest::temp_source_file): Move to
4295 (selftest::temp_source_file::temp_source_file): Move to
4297 (selftest::temp_source_file::~temp_source_file): Likewise.
4298 * selftest.c (selftest::temp_source_file::temp_source_file): Move
4300 (selftest::temp_source_file::~temp_source_file): Likewise.
4301 * selftest.h (class selftest::temp_source_file): Move here from
4304 2016-08-16 Jakub Jelinek <jakub@redhat.com>
4307 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
4308 inlining, add cgraph edge for the added __builtin_unreachable call.
4311 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
4312 only cast it to SHWI for the final comparison.
4314 2016-08-16 Martin Liska <mliska@suse.cz>
4316 PR gcov-profile/36412
4317 * doc/gcov.texi: Document --hash-filenames(-x).
4318 * gcov.c (print_usage): Add the option.
4319 (process_args): Process the option, sort options alphabetically.
4320 (md5sum_to_hex): New function.
4321 (make_gcov_file_name): Do the md5sum and append it to a
4324 2016-08-16 Bin Cheng <bin.cheng@arm.com>
4326 PR tree-optimization/69848
4327 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
4328 and swtich operands to avoid additional NOT instruction.
4329 (vcond<v_cmp_mixed><mode>): Ditto.
4330 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
4332 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
4334 * doc/install.texi (*-*-solaris2*): Adjust latest change.
4336 2016-08-16 Richard Biener <rguenther@suse.de>
4338 PR tree-optimization/76783
4339 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
4340 BB visited flags at start.
4342 2016-08-16 Bin Cheng <bin.cheng@arm.com>
4344 PR tree-optimization/72817
4345 PR tree-optimization/73450
4346 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
4347 multiple_of_p for adjusted IV.base.
4349 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
4352 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
4353 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
4354 for !flag_finite_math_only or flag_signed_zeros.
4355 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
4356 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
4357 depend on flag_finite_math_only.
4358 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
4360 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
4361 (*ieee_smin<mode>3): Ditto.
4362 (*ieee_smax<mode>3): Ditto.
4363 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
4364 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
4366 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
4367 depend on flag_finite_math_only.
4368 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
4369 (*mmx_<code>v2sf3): Remove.
4370 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
4371 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
4372 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
4374 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
4376 PR rtl-optimization/73650
4377 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
4378 it is not a simple move.
4380 2016-08-15 Martin Liska <mliska@suse.cz>
4383 * gcc.c (do_spec_1): Call save_string with the right size.
4384 (save_string): Do an assert about string we copy.
4386 2016-08-15 Richard Biener <rguenther@suse.de>
4388 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
4389 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
4391 (pass_data_stv): Likewise.
4393 2016-08-15 Richard Biener <rguenther@suse.de>
4395 PR tree-optimization/73434
4396 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
4397 TBAA info on the base when forwarding a non-invariant address.
4399 2016-08-15 Jakub Jelinek <jakub@redhat.com>
4401 * dwarf2out.c (struct checksum_attributes): Add
4402 at_string_length_bit_size and at_string_length_byte_size fields.
4403 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
4404 and DW_AT_string_length_byte_size.
4405 (die_checksum_ordered): Handle at_string_length_bit_size and
4406 at_string_length_byte_size.
4407 (gen_array_type_die): For dwarf_version >= 5 emit
4408 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4409 (adjust_string_types): For dwarf_version >= 5 remove
4410 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4411 (resolve_addr): Likewise.
4414 * dwarf2out.c (string_types): New variable.
4415 (gen_array_type_die): Change early_dwarf handling of
4416 DW_AT_string_length, create DW_OP_call4 referencing the
4417 length var temporarily. Handle parameters that are pointers
4419 (adjust_string_types): New function.
4420 (gen_subprogram_die): Temporarily set string_types to local var,
4421 call adjust_string_types if needed.
4422 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
4424 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
4426 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
4428 * doc/install.texi (*-*-solaris2*): Fix version number and document
4429 requirement on GNU make for building libjava with the Solaris linker.
4431 2016-08-15 Martin Liska <mliska@suse.cz>
4432 Jakub Jelinek <jakub@redhat.com>
4434 PR tree-optimization/72824
4435 * tree-loop-distribution.c (const_with_all_bytes_same)
4436 <case VECTOR_CST>: Fix a typo.
4438 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
4441 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
4442 Renamed from _mm512_undefined_si512.
4443 (_mm_undefined_si512): New definition.
4445 2016-08-13 Richard Biener <rguenther@suse.de>
4447 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
4448 into PHIs and update the lattice for its def.
4450 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4453 * ubsan.c (instrument_si_overflow): Pass true instead of false
4455 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
4456 of bbs. Return TODO_cleanup_cfg if any returned true.
4458 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4460 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
4461 ISA 3.0 MTVSRDD instruction.
4462 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
4465 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
4467 PR tree-optimization/71083
4468 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
4469 bitfield access when possible.
4471 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
4474 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
4475 sign-changing cast from a shorter unsigned type to a wider
4478 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4480 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
4481 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
4482 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
4484 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4486 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
4487 Correct costs for vec_construct.
4489 2016-08-12 Bin Cheng <bin.cheng@arm.com>
4491 PR tree-optimization/69848
4492 * tree-vectorizer.h (enum vect_def_type): New condition reduction
4493 type CONST_COND_REDUCTION.
4494 * tree-vect-loop.c (vectorizable_reduction): Support new condition
4495 reudction type CONST_COND_REDUCTION.
4497 2016-08-12 Richard Biener <rguenther@suse.de>
4499 PR tree-optimization/57326
4500 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
4501 returning an SSA name.
4502 (phi_translate_1): When fully_constant_expression returns a NAME
4503 make sure we have a leader for it.
4505 2016-08-12 Martin Liska <mliska@suse.cz>
4506 Adam Fineman <afineman@afineman.com>
4508 * gcov.c (process_file): Create .gcov file when .gcda
4511 2016-08-12 Marek Polacek <polacek@redhat.com>
4514 * alias.c (find_base_value): Adjust fall through comment.
4515 * cfgexpand.c (expand_debug_expr): Likewise.
4516 * combine.c (find_split_point): Likewise.
4517 (expand_compound_operation): Likewise. Add FALLTHRU.
4518 (make_compound_operation): Adjust fall through comment.
4519 (canon_reg_for_combine): Add FALLTHRU.
4520 (force_to_mode): Adjust fall through comment.
4521 (simplify_shift_const_1): Likewise.
4522 (simplify_comparison): Likewise.
4523 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
4525 * config/aarch64/predicates.md: Likewise.
4526 * config/i386/i386.c (function_arg_advance_32): Likewise.
4527 (ix86_gimplify_va_arg): Likewise.
4528 (print_reg): Likewise.
4529 (ix86_print_operand): Likewise.
4530 (ix86_build_const_vector): Likewise.
4531 (ix86_expand_branch): Likewise.
4532 (ix86_sched_init_global): Adjust fall through comment.
4533 (ix86_expand_args_builtin): Add FALLTHRU.
4534 (ix86_expand_builtin): Likewise.
4535 (ix86_expand_vector_init_one_var): Likewise.
4536 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4537 (rs6000_adjust_cost): Likewise.
4538 (insn_must_be_first_in_group): Likewise.
4539 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
4540 * dbxout.c (dbxout_symbol): Adjust fall through comment.
4541 * df-scan.c (df_uses_record): Likewise.
4542 * dojump.c (do_jump): Add FALLTHRU.
4543 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
4545 (resolve_args_picking_1): Adjust fall through comment.
4546 (loc_list_from_tree_1): Likewise.
4547 * expmed.c (make_tree): Likewise.
4548 * expr.c (expand_expr_real_2): Add FALLTHRU.
4549 (expand_expr_real_1): Likewise. Adjust fall through comment.
4550 * fold-const.c (const_binop): Adjust fall through comment.
4551 (fold_truth_not_expr): Likewise.
4552 (fold_cond_expr_with_comparison): Add FALLTHRU.
4553 (fold_binary_loc): Likewise.
4554 (contains_label_1): Adjust fall through comment.
4555 (multiple_of_p): Likewise.
4556 * gcov-tool.c (process_args): Add FALLTHRU.
4557 * genattrtab.c (check_attr_test): Likewise.
4558 (write_test_expr): Likewise.
4559 * genconfig.c (walk_insn_part): Likewise.
4560 * genpreds.c (validate_exp): Adjust fall through comment.
4561 (needs_variable): Likewise.
4562 * gensupport.c (get_alternatives_number): Add FALLTHRU.
4563 (subst_dup): Likewise.
4564 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
4565 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
4566 (gimplify_scan_omp_clauses): Add FALLTHRU.
4567 (goa_stabilize_expr): Likewise.
4568 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
4570 * hsa-gen.c (get_address_from_value): Likewise.
4571 * ipa-icf.c (sem_function::hash_stmt): Likewise.
4572 * ira.c (ira_setup_alts): Add FALLTHRU.
4573 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
4575 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
4576 * opts.c (common_handle_option): Likewise.
4577 * read-rtl.c (read_rtx_code): Likewise.
4578 * real.c (round_for_format): Likewise.
4579 * recog.c (asm_operand_ok): Likewise.
4580 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
4581 * reload1.c (set_label_offsets): Likewise.
4582 (eliminate_regs_1): Likewise.
4583 (reload_reg_reaches_end_p): Likewise.
4584 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
4585 (rtx_cost): Likewise.
4586 * sched-rgn.c (is_exception_free): Likewise.
4587 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
4588 * stor-layout.c (int_mode_for_mode): Likewise.
4589 * toplev.c (print_to_asm_out_file): Likewise.
4590 (print_to_stderr): Likewise.
4591 * tree-cfg.c (gimple_verify_flow_info): Likewise.
4592 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
4593 (chrec_fold_multiply): Likewise.
4594 (evolution_function_is_invariant_rec_p): Likewise.
4595 (for_each_scev_op): Likewise.
4596 * tree-data-ref.c (siv_subscript_p): Likewise.
4597 (get_references_in_stmt): Likewise.
4598 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
4599 (substitute_in_expr): Likewise.
4600 (type_cache_hasher::equal): Likewise.
4601 (walk_type_fields): Likewise.
4602 * var-tracking.c (adjust_mems): Add FALLTHRU.
4603 (set_dv_changed): Adjust fall through comment.
4604 * varasm.c (default_function_section): Add FALLTHRU.
4606 2016-08-12 Marek Polacek <polacek@redhat.com>
4609 * tree-complex.c (expand_complex_division): Add missing break.
4611 2016-08-12 Richard Biener <rguenther@suse.de>
4613 * passes.c (execute_todo): Do not push/pop TV_TODO.
4614 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
4615 (execute_one_pass): Likewise.
4616 * common.opt (ftime-report-details): New switch.
4617 * doc/invoke.texi (ftime-report-details): Document.
4618 * timevar.h (timer::print_row): Adjust signature.
4619 (timer::all_zero): New static helper.
4620 (timer::child_map_t): New typedef.
4621 (timer::time_var_def): Add children field.
4622 * timevar.c (timer::named_items::print): Adjust.
4623 (timer::~timer): Free timevar recorded children.
4624 (timer::pop_internal): When -ftime-report-details record
4625 time spent in sub-timevars.
4626 (timer::print_row): Adjust.
4627 (timer::print): Print sub-timevar stats, use all_zero.
4628 * timevar.def (TV_TODO): Remove.
4630 2016-08-12 Richard Biener <rguenther@suse.de>
4632 PR tree-optimization/72851
4633 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
4634 worklists to use bitmaps indexed in execution order.
4635 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
4636 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
4637 (cfg_blocks): Make a bitmap.
4638 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
4640 (cfg_blocks_empty_p): Adjust.
4641 (cfg_blocks_add): Likewise.
4642 (cfg_blocks_get): Likewise.
4643 (add_ssa_edge): Likewise.
4644 (add_control_edge): Likewise.
4645 (simulate_stmt): Likewise.
4646 (process_ssa_edge_worklist): Likewise.
4647 (simulate_block): Likewise.
4648 (ssa_prop_init): Compute PRE order and stmt UIDs.
4649 (ssa_prop_fini): Adjust.
4650 (ssa_propagate): Adjust.
4652 2016-08-12 Richard Biener <rguenther@suse.de>
4654 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
4655 the currently executable edges have fixed ranges. Always
4656 go through update_value_range.
4658 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
4662 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
4663 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
4664 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
4665 (LANG_HOOKS_DECLS): Add it.
4666 * langhooks.h (struct lang_hooks_for_decls): Add
4667 function_decl_defaulted. Const_tree-ify
4668 function_decl_explicit_p and function_decl_deleted_p.
4669 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
4670 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
4671 also at strict DWARF v5.
4674 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
4675 TYPE_QUAL_CONST in reference-typed decls.
4678 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
4679 in DW_OP_pieces, just enough to handle pointers to member
4681 (gen_remaining_tmpl_value_param_die_attribute): Use a location
4682 expression on DWARFv5 if a constant value doesn't work.
4684 2016-08-11 David Malcolm <dmalcolm@redhat.com>
4686 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
4687 * selftest.c (selftest::test_assertions): New function.
4688 (selftest::selftest_c_tests): New function.
4689 * selftest.h (selftest::selftest_c_tests): New declaration.
4691 2016-08-11 Richard Biener <rguenther@suse.de>
4692 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4694 PR rtl-optimization/72855
4695 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
4697 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4700 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
4701 (vsx_store_<mode>): Likewise.
4703 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
4705 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
4706 TImode CONST_WIDE_INT store.
4707 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
4709 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
4711 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
4712 mode if unaligned SSE load and store are optimal.
4714 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
4716 PR tree-optimization/71083
4717 * tree-predcom.c (ref_at_iteration): Correctly align the
4720 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4722 * config/s390/s390-builtin-types.def: Add INT128 types.
4723 * config/s390/s390-builtins.def: Add INT128 variants for the add
4724 sub low-level builtins dealing with TImode.
4725 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
4726 via subreg when expanding a builtin.
4727 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
4728 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
4730 * config/s390/vecintrin.h: Adjust builtin names accordingly.
4731 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
4732 ("vec_addc<mode>", "vec_addc_u128"): Merge to
4733 "vacc<bhfgq>_<mode>".
4734 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
4735 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
4736 ("vec_subc<mode>", "vec_subc_u128"): Merge to
4737 "vscbi<bhfgq>_<mode>".
4738 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
4739 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
4741 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4743 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
4745 2016-08-11 Bin Cheng <bin.cheng@arm.com>
4747 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
4749 (vcond<v_cmp_mixed><mode>): Ditto.
4750 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
4752 2016-08-11 Bin Cheng <bin.cheng@arm.com>
4754 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
4755 variable explicitly, also assert on it before use.
4757 2016-08-11 Richard Biener <rguenther@suse.de>
4759 PR tree-optimization/72772
4760 * cfgloopmanip.c (create_preheader): Use split_edge if there
4761 is a single loop entry, avoiding degenerate PHIs.
4763 2016-08-11 Richard Biener <rguenther@suse.de>
4765 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
4766 unconditional TODO_cleanup_cfg.
4767 (pass_thread_jumps::execute): Initialize loops, perform a CFG
4768 cleanup only if we threaded a jump.
4770 2016-08-11 Alan Modra <amodra@gmail.com>
4773 * lra-constraints.c (simplify_operand_subreg): Allow subreg
4774 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
4775 slow. Emit two reloads for slow mem case, first loading in
4776 fast innermode, then converting to required mode.
4778 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4780 * config/rs6000/altivec.h (vec_extract_exp): New macro.
4781 (vec_extract_sig): New macro.
4782 (vec_insert_exp): New macro.
4783 (vec_test_data_class): New macro.
4784 (scalar_extract_exp): New macro.
4785 (scalar_extract_sig): New macro.
4786 (scalar_insert_exp): New macro.
4787 (scalar_test_data_class): New macro.
4788 (scalar_test_neg): New macro.
4789 (scalar_cmp_exp_gt): New macro.
4790 (scalar_cmp_exp_lt): New macro.
4791 (scalar_cmp_exp_eq): New macro.
4792 (scalar_cmp_exp_unordered): New macro.
4793 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
4794 to enforce constraint that operand is a 7-bit unsigned literal.
4795 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
4796 for power9 built-ins.
4797 (BU_P9V_VSX_2): Likewise.
4798 (BU_P9V_64BIT_VSX_2): Likewise.
4799 (VSEEDP): Add scalar extract exponent support.
4800 (VSEESP): Add scalar extract signature support.
4801 (VSTDCNDP): Add scalar test negative support.
4802 (VSTDCNSP): Likewise.
4803 (VSIEDP): Add scalar insert exponent support.
4804 (VSCEDPGT): Add scalar compare exponent greater than support.
4805 (VSCEDPLT): Add scalar compare exponent less than support.
4806 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
4807 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
4808 (VSTDCDP): Add scalar test data class support.
4809 (VSTDCSP): Likewise.
4810 (VSEEDP): Add overload support for scalar extract exponent
4812 (VSESDP): Add overload support for scalar extract signature
4814 (VSTDCN): Add overload support for scalar test negative
4816 (VSTDCNDP): Add overload support for scalar test negative
4818 (VSTDCNSP): Add overload support for scalar test negative
4820 (VSIEDP): Add overload support for scalar insert exponent
4822 (VSTDC): Add overload support for scalar test data class
4824 (VSTDCDP): Add overload support for scalar test data class
4826 (VSTDCSP): Add overload support for scalar test data class
4828 (VSCEDPGT): Add overload support for scalar compare exponent
4829 greater than operation.
4830 (VSCEDPLT): Add overload support for scalar compare exponent
4831 less than operation.
4832 (VSCEDPEQ): Add overload support for scalar compare exponent
4833 test-for-equality operation.
4834 (VSCEDPUO): Add overload support for scalar compare exponent
4835 test-for-unordered operation.
4836 (VEEDP): Add vector extract exponent support.
4838 (VESDP): Add vector extract significand support.
4840 (VIEDP): Add vector insert exponent support.
4842 (VTDCDP): Add vector test data class support.
4844 (VES): Add overload support for vector extract significand operation.
4847 (VEE): Add overload support for vector extract exponent operation.
4850 (VTDC): Add overload support for vector test data class operation.
4853 (VIE): Add overload support for vector insert exponent operation.
4856 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4857 overloaded binary floating point functions.
4858 (altivec_resolve_overloaded_builtin): Improve error messages to
4859 distinguish between functions not supported in the current
4860 compiler configuration and functions that were invoked with an
4861 invalid parameter combination, and include the built-in function
4862 name in both error messages.
4863 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
4865 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
4867 (rs6000_expand_binop_builtin): Add check to enforce that argument
4868 2 of the test data class operations is a 7-bit unsigned literal.
4869 (rs6000_invalid_builtin): Add code to issue an error message if a
4870 built-in function that requires the power9_vector and -m32
4871 command-line options is compiled without these options.
4872 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
4873 (UNSPEC_VSX_SXSIGDP): New value.
4874 (UNSPEC_VSX_SXSIGPDP): New value.
4875 (UNSPEC_VSX_SIEXPDP): New value.
4876 (UNSPEC_VSX_SCMPEXPDP): New value.
4877 (UNSPEC_VSX_STSTDC): New value.
4878 (UNSPEC_VSX_VXEXP): New value.
4879 (UNSPEC_VSX_VXSIG): New value.
4880 (UNSPEC_VSX_VIEXP): New value.
4881 (UNSPEC_VSX_VTSTDC): New value.
4882 (xsxexpdp): New insn for scalar extract exponent.
4883 (xsxsigdp): New insn for scalar extract significand.
4884 (xsiexpdp): New insn for scalar insert exponent.
4885 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
4886 (*xscmpexpdp): New insn for scalar compare exponents.
4887 (xststdc<Fvsx): New expansion for both single- and
4888 double-precision scalar test data class operations.
4889 (xststdcneg<Fvsx>): New expansion for both single- and
4890 double-precision scalar test for negative value operations.
4891 (*xststdc<Fvsx>): New insn for scalar test data class
4893 (xvxexp<VSs>): New insn for single- and double-precision
4894 vector extract exponent operation.
4895 (xvxsig<VSs>): New insn for single- and double-precision
4896 vector extract significand operation.
4897 (xviexp<VSs>): New insn for single- and double-precision
4898 vector insert exponent operation.
4899 (xvtstdc<VSs>): New insn for single- and double-precision
4900 vector test data class operation.
4901 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4902 built-in functions to represent the Power9 binary floating-point
4903 support instructions.
4905 2016-08-10 bin cheng <bin.cheng@arm.com>
4907 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
4909 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
4910 Renlin Li <renlin.li@arm.com>
4911 Bin Cheng <bin.cheng@arm.com>
4913 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
4914 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
4915 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
4916 (aarch64_vcond_internal<mode><mode>): Delete pattern.
4917 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
4918 (vcond<v_cmp_result><mode>): Ditto.
4919 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
4920 (vcondu<mode><mode>): Ditto.
4921 (vcond<v_cmp_mixed><mode>): New pattern.
4922 (vcondu<mode><v_cmp_mixed>): New pattern.
4923 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
4924 of aarch64_vcond_internal.
4926 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
4927 Renlin Li <renlin.li@arm.com>
4928 Bin Cheng <bin.cheng@arm.com>
4930 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
4931 (vec_cmp<mode><v_cmp_result>): New pattern.
4932 (vec_cmpu<mode><mode>): New pattern.
4933 (vcond_mask_<mode><v_cmp_result>): New pattern.
4935 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
4937 PR tree-optimization/71734
4938 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
4939 REF_LOOP, invoke ref_indep_loop_p_1.
4940 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
4941 to ref_indep_loop_p.
4942 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
4943 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
4944 is inside LOOP, do not cache dpendence value for loops with
4946 (ref_indep_loop_p_2): Delete function.
4947 (can_sm_ref_p): Pass LOOP as additional argument to
4950 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4953 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
4954 being an offsettable address.
4956 2016-08-10 Martin Liska <mliska@suse.cz>
4958 PR gcov-profile/58306
4959 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
4960 atomic variants of profile update functions.
4962 2016-08-10 Martin Liska <mliska@suse.cz>
4964 Cherry picked (and modified) from google-4_7 branch
4965 2012-12-26 Rong Xu <xur@google.com>
4966 * common.opt (fprofile-update): Add new flag.
4967 * coretypes.h: Define enum profile_update.
4968 * doc/invoke.texi: Document -fprofile-update.
4969 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
4970 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
4971 * tree-profile.c (gimple_init_edge_profiler): Generate
4972 also atomic profiler update.
4973 (gimple_gen_edge_profiler): Likewise.
4975 2016-08-10 David Malcolm <dmalcolm@redhat.com>
4977 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
4978 stack_usage_file to NULL after fclose calls.
4980 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4983 * reload.c (push_reload): Compute subreg_in_class for
4984 subregs of constants and plus expressions. Remove special
4985 handling of SYMBOL_REFs.
4987 2016-08-10 Alan Modra <amodra@gmail.com>
4990 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
4991 SImode for TARGET_E500_DOUBLE when given SImode.
4993 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
4995 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
4996 unused variable __O.
4998 2016-08-09 Martin Liska <mliska@suse.cz>
5000 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
5001 _gcov_reset to __gcov_reset.
5002 * doc/gcov-tool.texi: Fix typo.
5004 2016-08-09 Martin Liska <mliska@suse.cz>
5006 * value-prof.c (gimple_divmod_values_to_profile): Do not
5007 instrument MOD histogram if a value is not a SSA name.
5009 2016-08-09 Martin Liska <mliska@suse.cz>
5011 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
5014 2016-08-09 Renlin Li <renlin.li@arm.com>
5017 * calls.c (prepare_call_address): Convert funexp to Pmode when
5019 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
5020 (sibcall_value): Likewise.
5022 2016-08-09 Marek Polacek <polacek@redhat.com>
5025 * cselib.c (cselib_expand_value_rtx_1): Add return.
5026 * gengtype.c (dbgprint_count_type_at): Likewise.
5027 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
5028 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
5030 2016-08-09 Martin Jambor <mjambor@suse.cz>
5033 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
5034 if instance is a MEM_REF.
5036 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
5039 * config/i386/i386.md (*movtf_internal): Use
5040 lra_in_progress || reload_completed instead of !can_create_pseudo_p
5041 in the insn constraint.
5042 (*movxf_internal): Ditto.
5043 (*movdf_internal): Ditto.
5044 (*movsf_internal): Ditto.
5046 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5048 PR tree-optimization/72772
5049 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5052 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5054 PR tree-optimization/72772
5055 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
5057 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
5058 parameter STOP and update calls. Move expand_simple_operations
5059 function call from here...
5060 (simplify_using_initial_conditions): ...to here. Delete parameter
5062 (tree_simplify_using_condition): Delete parameter STOP.
5063 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
5064 simplify_using_initial_conditions.
5066 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
5069 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
5070 Use create_tmp_var_raw instead of create_tmp_var.
5072 2016-08-09 Richard Biener <rguenther@suse.de>
5074 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
5075 Treat same SSA names related.
5077 2016-08-09 Jakub Jelinek <jakub@redhat.com>
5079 PR tree-optimization/72824
5080 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
5081 real_zerop is not negative.
5083 2016-08-09 Richard Biener <rguenther@suse.de>
5085 PR tree-optimization/71802
5086 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
5087 all merge opportunities with the predecessor.
5089 2016-08-09 Richard Biener <rguenther@suse.de>
5092 * ipa-prop.c (ipa_modify_formal_parameters): Build
5093 parameter types with natural alignment also for the
5096 2016-08-08 Andi Kleen <ak@linux.intel.com>
5098 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
5100 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5103 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
5104 do-nothing langhook.
5105 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
5106 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
5107 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
5108 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
5110 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5113 * input.c: Ensure that HAVE_ICONV is defined.
5115 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5118 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
5119 private vars for lastprivate and for linear iterator.
5122 * omp-simd-clone.c: Include varasm.h.
5123 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
5124 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
5125 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
5126 update function name.
5128 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5130 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
5131 (avr_diagnose_devicespecs_error): Remove.
5132 (avr_devicespecs_file): Remove composing absolute path for specfile
5133 and its verbose info. Remove conditions to check specs-file,
5135 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5137 PR rtl-optimization/72821
5138 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
5139 just return false for them.
5141 2016-08-08 Alan Modra <amodra@gmail.com>
5144 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
5145 toc refs created during reload. Update function comment.
5147 2016-08-08 Alan Modra <amodra@gmail.com>
5150 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
5151 alternatives. Put loads first, then stores, and reg/reg moves
5152 within same class later. Delete attr length.
5154 2016-08-08 Alan Modra <amodra@gmail.com>
5157 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
5158 (mem_operand_ds_form): New predicate.
5159 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
5160 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
5161 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
5162 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
5163 (extendsfdf2_fpr): Replace o constraint with wY.
5165 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
5167 * tree-ssa-threadbackward.c: Include tree-inline.h
5168 (profitable_jump_thread_path): Use estimate_num_insns to estimate
5169 size of copied block; for cold paths reduce duplication.
5170 (find_jump_threads_backwards): Remove redundant tests.
5171 (pass_thread_jumps::gate): Enable for -Os.
5173 2016-08-07 Jakub Jelinek <jakub@redhat.com>
5176 * stor-layout.c (layout_decl): Fix up formatting.
5177 (relayout_decl): Allow DECL to be FIELD_DECL.
5179 2016-08-07 Alan Modra <amodra@gmail.com>
5181 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
5183 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5185 * data-streamer-in.c (streamer_read_wide_int): New.
5186 (streamer_read_widest_int): Renamed function.
5187 * data-streamer-out.c (streamer_write_wide_int): New
5188 (streamer_write_widest_int): Renamed function.
5189 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
5191 (input_cfg): Call renamed function.
5192 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
5194 (output_cfg): Call renamed function.
5195 * data-streamer.h: Add declarations.
5197 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5199 * tree-ssa-ccp.c (extend_mask): New param sgn.
5200 Remove ORing with wi::mask.
5201 (get_default_value): Adjust call to extend_mask to pass sign.
5202 (evaluate_stmt): Likewise.
5204 2016-08-06 Jakub Jelinek <jakub@redhat.com>
5206 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
5209 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5211 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
5212 transform if operand's type is pointer to function or method.
5214 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
5216 PR tree-optimization/18046
5217 * tree-ssa-threadedge.c: Include cfganal.h.
5218 (simplify_control_statement_condition): If simplifying a
5219 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
5220 with the dominating ASSERT_EXPR before handing it off to VRP.
5221 Mention that a CASE_LABEL_EXPR may be returned.
5222 (thread_around_empty_blocks): Adjust to handle
5223 simplify_control_statement_condition() returning a
5225 (thread_through_normal_block): Likewise.
5226 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
5227 a switch statement by trying to determine which case label
5230 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
5232 PR rtl-optimization/69847
5233 * lra-constraints.c (process_invariant_for_inheritance): Save
5234 pattern instead of src.
5235 (remove_inheritance_pseudos): Use the pattern. Add assert.
5237 2016-08-05 David Malcolm <dmalcolm@redhat.com>
5239 * input.c (string_concat::string_concat): New constructor.
5240 (string_concat_db::string_concat_db): New constructor.
5241 (string_concat_db::record_string_concatenation): New method.
5242 (string_concat_db::get_string_concatenation): New method.
5243 (string_concat_db::get_key_loc): New method.
5244 (class auto_cpp_string_vec): New class.
5245 (get_substring_ranges_for_loc): New function.
5246 (get_source_range_for_substring): New function.
5247 (get_num_source_ranges_for_substring): New function.
5248 (class selftest::lexer_test_options): New class.
5249 (struct selftest::lexer_test): New struct.
5250 (class selftest::ebcdic_execution_charset): New class.
5251 (selftest::ebcdic_execution_charset::s_singleton): New variable.
5252 (selftest::lexer_test::lexer_test): New constructor.
5253 (selftest::lexer_test::~lexer_test): New destructor.
5254 (selftest::lexer_test::get_token): New method.
5255 (selftest::assert_char_at_range): New function.
5256 (ASSERT_CHAR_AT_RANGE): New macro.
5257 (selftest::assert_num_substring_ranges): New function.
5258 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
5259 (selftest::assert_has_no_substring_ranges): New function.
5260 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
5261 (selftest::test_lexer_string_locations_simple): New function.
5262 (selftest::test_lexer_string_locations_ebcdic): New function.
5263 (selftest::test_lexer_string_locations_hex): New function.
5264 (selftest::test_lexer_string_locations_oct): New function.
5265 (selftest::test_lexer_string_locations_letter_escape_1): New function.
5266 (selftest::test_lexer_string_locations_letter_escape_2): New function.
5267 (selftest::test_lexer_string_locations_ucn4): New function.
5268 (selftest::test_lexer_string_locations_ucn8): New function.
5269 (selftest::uint32_from_big_endian): New function.
5270 (selftest::test_lexer_string_locations_wide_string): New function.
5271 (selftest::uint16_from_big_endian): New function.
5272 (selftest::test_lexer_string_locations_string16): New function.
5273 (selftest::test_lexer_string_locations_string32): New function.
5274 (selftest::test_lexer_string_locations_u8): New function.
5275 (selftest::test_lexer_string_locations_utf8_source): New function.
5276 (selftest::test_lexer_string_locations_concatenation_1): New
5278 (selftest::test_lexer_string_locations_concatenation_2): New
5280 (selftest::test_lexer_string_locations_concatenation_3): New
5282 (selftest::test_lexer_string_locations_macro): New function.
5283 (selftest::test_lexer_string_locations_stringified_macro_argument):
5285 (selftest::test_lexer_string_locations_non_string): New function.
5286 (selftest::test_lexer_string_locations_long_line): New function.
5287 (selftest::test_lexer_char_constants): New function.
5288 (selftest::input_c_tests): Call the new test functions once per
5289 case within the line_table test matrix.
5290 * input.h (struct string_concat): New struct.
5291 (struct location_hash): New struct.
5292 (class string_concat_db): New class.
5293 * substring-locations.h: New header.
5295 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
5297 PR tree-optimization/72810
5298 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
5299 the type of the case labels when truncating.
5301 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
5304 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
5305 (aarch64_fp16_ptr_type_node): Likewise.
5306 * config/aarch64/aarch64-simd-builtins.c
5307 (aarch64_fp16_ptr_type_node): Define.
5308 (aarch64_init_fp16_types): New, refactored out of...
5309 (aarch64_init_builtins): ...here, update to call
5310 aarch64_init_fp16_types.
5311 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
5313 (aapcs_vfp_sub_candidate): Likewise.
5315 2016-08-05 Martin Liska <mliska@suse.cz>
5316 Joshua Cranmer <Pidgeot18@gmail.com>
5318 * gcov.c (line_t::has_block): New function.
5319 (enum loop_type): New enum.
5320 (handle_cycle): New function.
5321 (unblock): Likewise.
5322 (circuit): Likewise.
5323 (get_cycles_count): Likewise.
5324 (accumulate_line_counts): Use new loop detection algorithm.
5326 2016-08-05 Martin Liska <mliska@suse.cz>
5328 * gcov.c (output_intermediate_file): Rename
5329 function_info::line_next to next_file_fn.
5330 (process_file): Likewise.
5331 (read_graph_file): Likewise.
5332 (accumulate_line_counts): Likewise.
5333 (output_lines): Likewise.
5335 2016-08-05 Richard Biener <rguenther@suse.de>
5337 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
5338 restriction on threading to a loop header.
5340 2016-08-05 Richard Biener <rguenther@suse.de>
5342 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
5343 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
5344 adjust loop info accordingly.
5346 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
5348 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
5349 before folding call to __builtin_constant_p with parameters to false.
5351 2016-08-05 Alan Modra <amodra@gmail.com>
5353 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
5354 code accidentally committed 2016-05-02 providing class when given
5357 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
5359 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
5360 the case label ranges that partially overlap with OP's value
5363 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
5366 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
5367 Cast builtin function result to __mmask16 instead of __mmask8.
5368 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
5369 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
5370 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
5372 2016-08-04 David Malcolm <dmalcolm@redhat.com>
5374 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
5375 (ASSERT_TRUE_AT): New macro.
5376 (ASSERT_FALSE): Reimplement in terms of...
5377 (ASSERT_FALSE_AT): New macro.
5378 (ASSERT_STREQ_AT): Fix typo in comment.
5380 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
5382 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
5383 labels are exhaustive, designate the label with the widest
5384 range to be the default label.
5386 2016-08-04 Andrew Pinski <apinski@cavium.com>
5388 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
5389 (thunderx_tunings): Use thunderx_vector_cost instead of
5390 generic_vector_cost.
5392 2016-08-04 Martin Liska <mliska@suse.cz>
5394 * gcov.c (main): Fix GNU coding style.
5395 (output_intermediate_file): Likewise.
5396 (process_file): Likewise.
5397 (generate_results): Likewise.
5398 (release_structures): Likewise.
5399 (create_file_names): Likewise.
5400 (find_source): Likewise.
5401 (read_graph_file): Likewise.
5402 (find_exception_blocks): Likewise.
5403 (canonicalize_name): Likewise.
5404 (make_gcov_file_name): Likewise.
5405 (mangle_name): Likewise.
5406 (accumulate_line_counts): Likewise.
5407 (output_branch_count): Likewise.
5408 (read_line): Likewise.
5410 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
5412 PR rtl-optimization/71779
5413 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
5414 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
5415 or if it was truncated.
5417 PR rtl-optimization/70903
5418 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
5420 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5422 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
5423 accessing SSA_NAME_PTR_INFO.
5425 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5428 * common/config/avr/avr-common.c (avr_option_optimization_table)
5429 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
5431 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5434 * config/avr/avr.md: New pattern to work around do_store_flag
5435 generating shift instructions for bit extractions.
5437 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5439 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
5441 (add_equivalence): Likewise.
5442 (get_value_range): Allocate value range with vrp_value_range_pool.
5443 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
5444 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
5446 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
5448 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
5449 the default for the rs6000 port.
5451 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5454 * calls.c (special_function_p): Remove special handling of
5455 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
5456 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
5457 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
5459 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
5462 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
5463 Don't stop on regular insns.
5465 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
5467 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
5468 size to DImode boundary.
5469 (nvptx_propagate): Likewise.
5471 2016-08-03 Alan Modra <amodra@gmail.com>
5473 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
5474 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
5475 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
5476 from -mefficient-unaligned-vector. Note that this affects fp too.
5478 2016-08-03 Alan Modra <amodra@gmail.com>
5480 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
5483 2016-08-03 Alan Modra <amodra@gmail.com>
5485 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
5486 to a reg. Localize vars.
5488 2016-08-03 Alan Modra <amodra@gmail.com>
5490 * config/rs6000/rs6000.opt: Remove negatives from help strings
5493 2016-08-03 Alan Modra <amodra@gmail.com>
5495 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
5496 Delete duplicated code.
5498 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5501 * lra-spills.c (regno_in_use_p): New.
5502 (lra_final_code_change): Use it.
5504 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5506 PR rtl-optimization/69847
5507 * lra-int.h (struct lra-reg): Use restore_rtx instead of
5509 (lra_rtx_hash): New.
5510 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
5512 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
5513 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
5514 * lra-spills.c (lra_final_code_change): Don't delete insn when the
5515 next insn is USE with the same reg as the current insn source.
5516 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
5518 (lra_constraints_init): Call initiate_invariants.
5519 (lra_constraints_finish): Call finish_invariants.
5520 (struct invariant, invariant_t, invariant_ptr_t): New.
5521 (const_invariant_ptr_t, invariants, invariants_pool): New.
5522 (invariant_table, invariant_hash, invariant_eq_p): New.
5523 (insert_invariant, initiate_invariants, finish_invariants): New.
5524 (clear_invariants, invalid_invariant_regs): New.
5525 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
5526 instead of restore_regno.
5527 (invariant_p, process_invariant_for_inheritance): New.
5528 (inherit_in_ebb): Implement invariant inheritance.
5529 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
5530 (remove_inheritance_pseudos): Implement undoing invariant
5532 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
5533 instead of restore_regno.
5534 * lra-assigns.c (regno_live_length): New.
5535 (reload_pseudo_compare_func): Use regno_live_length.
5536 (assign_by_spills): Use restore_rtx instead of restore_regno.
5537 (lra_assign): Ditto. Initiate regno_live_length.
5539 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
5541 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
5542 __builtin_aarch64_fmindf.
5544 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5546 PR tree-optimization/34114
5547 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
5548 information for more control IVs.
5550 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5552 PR tree-optimization/34114
5553 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
5554 PLUS_EXPR case. Handle SSA_NAME case.
5556 2016-08-02 Tamar Christina <tamar.christina@arm.com>
5558 * config/aarch64/aarch64-simd-builtins.def
5559 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
5560 (__builtin_aarch64_fmaxdf): Likewise.
5561 (__builtin_aarch64_smin_nandf): Likewise.
5562 (__builtin_aarch64_smax_nandf): Likewise.
5563 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
5564 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
5565 (<fmaxmin><mode>3): ...this.
5566 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
5567 (vminnm_f64): Likewise.
5568 (vmin_f64): Likewise.
5569 (vmax_f64): Likewise.
5570 * config/aarch64/iterators.md (FMAXMIN): Merge with...
5571 (FMAXMIN_UNS): ...this.
5572 (fmaxmin): Merged with
5573 (fmaxmin_op): ...this...
5574 (maxmin_uns_op): ...in to this.
5576 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5578 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5579 Add support for vec_extract on vector float, vector int, vector
5580 short, and vector char vector types.
5581 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5582 vector float, vector int, vector short, and vector char
5583 optimizations on 64-bit ISA 2.07 systems for both constant and
5584 variable element numbers.
5585 (rs6000_split_vec_extract_var): Likewise.
5586 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
5587 Altivec registers on ISA 2.07 and above.
5588 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
5589 which never was matched due to the split occuring before register
5590 allocation (and the code would not have worked on little endian
5591 systems if it did match). Allow extracts to go to the Altivec
5592 registers if ISA 2.07 (power8). Change from using "" around the
5593 C++ code to using {}'s.
5594 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
5595 vec_extracts when the vector is in memory.
5596 (vsx_extract_v4sf_var): New insn to optimize vector float
5597 vec_extracts when the element number is variable on 64-bit ISA
5599 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
5600 for 64-bit ISA 2.07 as well as ISA 3.0.
5601 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
5602 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
5603 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
5604 optimize vector int, vector short, and vector char vec_extracts
5605 when the vector is in memory.
5606 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
5607 optimize vector int, vector short, and vector char vec_extracts
5608 when the element number is variable.
5610 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5613 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
5614 does not overlap with other symbol flags.
5616 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
5618 * config/aarch64/aarch64.h (aarch64_frame):
5619 Remove padding0 and hardfp_offset. Add locals_offset,
5620 initial_adjust, callee_adjust, callee_offset and final_adjust.
5621 * config/aarch64/aarch64.c (aarch64_layout_frame):
5622 Remove unused padding0 and hardfp_offset initializations.
5623 Choose frame layout and set frame variables accordingly.
5624 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
5625 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
5626 (aarch64_pop_regs): Likewise.
5627 (aarch64_expand_prologue): Remove all decision code, just emit
5628 prolog according to frame variables.
5629 (aarch64_expand_epilogue): Remove all decision code, just emit
5630 epilog according to frame variables.
5631 (aarch64_initial_elimination_offset): Use offset to local/arg area.
5633 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
5636 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
5637 fix_debug_reg_uses after changing source register mode to
5638 V1TImode if source register is undefined.
5640 2015-08-01 Alan Hayward <alan.hayward@arm.com>
5642 PR tree-optimization/71818
5643 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
5644 with non invariant evolutions
5646 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5649 * config/avr/avr.md (length) [branch]: Correct insn length
5650 attribute for forward branches.
5652 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5654 * doc/extend.texi (AVR Built-in Functions): Document
5656 * config/avr/builtins.def (NOPS): New.
5657 * config/avr/avr.c (avr_expand_nops): New static function.
5658 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
5660 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5662 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
5663 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
5666 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
5668 * config/aarch64/aarch64.c (vulcan_tunings): Update
5669 vulcan L1 cache_line_size.
5671 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5673 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
5674 function that takes a vector memory address, a hard register, an
5675 element number and a temporary base register, and recreates an
5676 address that points to the appropriate element within the vector.
5677 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
5678 (rs6000_split_vec_extract_var): Add support for the target of a
5679 vec_extract with variable element number being a scalar memory
5681 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
5683 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
5684 vsx_extract_<mode>_load insn with a new insn that optimizes
5685 storing either element to a memory location, using scratch
5686 registers to pick apart the vector and reconstruct the address.
5687 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
5688 (vsx_extract_<mode>_store): Rework alternatives to more correctly
5689 support Altivec registers. Add support for ISA 3.0 Altivec d-form
5691 (vsx_extract_<mode>_var): Add support for extracting a variable
5692 element number from memory.
5694 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
5696 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
5697 when testing for compares against constants of the form 0xabab.
5699 2016-07-29 Bin Cheng <bin.cheng@arm.com>
5701 PR tree-optimization/57558
5702 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
5704 (vect_loop_versioning): Support versioning with niter assumptions.
5705 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
5706 (vect_get_loop_niters): New parameter. Reimplement to support
5707 assumptions in loop niter info.
5708 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
5709 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
5710 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
5711 Support loop versioning for niters.
5712 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
5713 (vect_free_loop_info_assumptions): New function.
5714 (vectorize_loops): Free loop niter info for loops with flag
5715 LOOP_F_ASSUMPTIONS set if vectorization failed.
5716 * tree-vectorizer.h (struct _loop_vec_info): New field
5717 num_iters_assumptions.
5718 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
5719 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
5720 (LOOP_REQUIRES_VERSIONING): New macro.
5721 (vect_free_loop_info_assumptions): New decl.
5723 2016-07-29 Bin Cheng <bin.cheng@arm.com>
5725 * cfgloop.h (struct loop): New field constraints.
5726 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
5727 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
5729 * cfgloop.c (alloc_loop): Initialize new field.
5730 * cfgloopmanip.c (copy_loop_info): Copy constraints.
5731 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
5732 Adjust niter analysis wrto loop constraints.
5733 * doc/loop.texi (@node Number of iterations): Add description for loop
5736 2016-07-29 Marek Polacek <polacek@redhat.com>
5739 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
5740 (ix86_expand_round_builtin): Likewise.
5742 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
5743 Georg-Johann Lay <avr@gjlay.de>
5745 PR rtl-optimization/71976
5746 * combine.c (get_last_value): Return 0 if the argument for which
5747 the function is called has a wider mode than the recorded value.
5749 2016-07-29 Marek Polacek <polacek@redhat.com>
5752 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
5753 (altivec_expand_st_builtin): Likewise.
5755 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
5757 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
5758 introduced in r238381.
5760 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5763 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
5764 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
5766 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
5768 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
5770 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5771 Add support for vec_extract of vector double or vector long having
5772 a variable element number on 64-bit ISA 2.07 systems or newer.
5773 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
5775 (rs6000_split_vec_extract_var): New function to split a
5776 vec_extract built-in function with variable element number.
5777 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
5779 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
5780 (UNSPEC_VSX_EXTRACT): Likewise.
5781 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
5782 direct move instructions to be generated on 64-bit ISA 2.07
5783 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
5785 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
5786 arguments for vec_extract variable element.
5787 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
5788 vec_extract with variable element on V2DFmode and V2DImode
5790 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
5791 -mupper-regs-df requirement, since it isn't needed.
5792 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
5793 do direct moves on 64-bit systems, which allows optimization of
5794 vec_extract on 64-bit ISA 2.07 systems and newer.
5796 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
5797 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
5799 * config/aarch64/aarch64.md
5800 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
5802 (<optab>qihi2_aarch64): Likewise, and split into two.
5803 (extendqihi2_aarch64): New.
5804 (zero_extendqihi2_aarch64): New.
5805 * config/aarch64/iterators.md (ldrxt): Remove.
5806 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
5809 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
5811 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
5813 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
5815 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
5816 (aarch64_push_reg): New function to push 1 or 2 registers.
5817 (aarch64_pop_reg): New function to pop 1 or 2 registers.
5818 (aarch64_expand_prologue): Use aarch64_push_regs.
5819 (aarch64_expand_epilogue): Use aarch64_pop_regs.
5821 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
5823 PR tree-optimization/71734
5824 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
5825 attribute instead of REF_LOOP and use it.
5826 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
5827 set it for Loops having non-zero safelen attribute.
5828 (ref_indep_loop_p): Pass zero as initial value for safelen.
5830 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
5834 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
5835 call using chkp_gimple_call_builtin_p.
5836 (chkp_copy_bounds_for_assign): Likewise.
5838 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5840 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
5841 * config/arm/arm-protos.h (struct tune_params): Likewise.
5842 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
5843 (cortex_a9_sched_adjust_cost): Likewise.
5844 (fa726te_sched_adjust_cost): Likewise.
5845 (arm_adjust_cost): Likewise.
5846 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
5847 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
5848 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
5849 * config/i386/i386.c (ix86_adjust_cost): Likewise.
5850 * config/ia64/ia64.c: Likewise.
5851 * config/m68k/m68k.c: Likewise.
5852 * config/mep/mep.c (mep_adjust_cost): Likewise.
5853 * config/microblaze/microblaze.c (microblaze_adjust_cost):
5855 * config/mips/mips.c (mips_adjust_cost): Likewise.
5856 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
5858 * config/pa/pa.c (pa_adjust_cost): Likewise.
5859 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
5860 (rs6000_debug_adjust_cost): Likewise.
5861 * config/sh/sh.c (sh_adjust_cost): Likewise.
5862 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
5863 (hypersparc_adjust_cost): Likewise.
5864 (sparc_adjust_cost): Likewise.
5865 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
5866 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
5867 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
5869 * config/visium/visium.c (visium_adjust_cost): Likewise.
5870 * doc/tm.texi: Regenerate.
5871 * haifa-sched.c (dep_cost_1): Adjust.
5872 * target.def: Merge adjust_cost and adjust_cost_2.
5874 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5876 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
5878 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5880 * store-motion.c (struct st_expr): Make pattern_regs a vector.
5881 (extract_mentioned_regs): Append to a vector instead of
5882 returning a rtx_expr_list.
5883 (st_expr_entry): Adjust.
5884 (free_st_expr_entry): Likewise.
5885 (store_ops_ok): Likewise.
5886 (store_killed_in_insn): Likewise.
5887 (find_moveable_store): Likewise.
5889 2016-07-28 Martin Liska <mliska@suse.cz>
5891 PR gcov-profile/68025
5892 * tree-profile.c (tree_profiling): Respect
5893 no_profile_instrument_function attribute.
5894 * doc/extend.texi: Document no_profile_instrument_function
5897 2016-07-28 Martin Liska <mliska@suse.cz>
5899 PR rtl-optimization/70944
5900 * combine.c (make_compound_operation):
5901 Do not allow make_compound_operation for vector mode
5903 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
5906 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
5907 before calling get_ops.
5909 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5911 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
5912 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
5913 (BITS_PER_UNIT_LOG): Remove.
5914 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
5915 * expr.c (expand_assignment): Likewise.
5916 * stor-layout.c (initialize_sizetypes): Likewise.
5918 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5920 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
5921 signature of rs6000_expand_vector_extract so that the element
5922 number is a RTX instead of a constant integer.
5923 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
5925 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
5926 (altivec_expand_vec_ext_builtin): Likewise.
5927 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
5928 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
5929 MFVSRLD instruction.
5931 2016-07-27 David Malcolm <dmalcolm@redhat.com>
5933 * input.c (get_pure_location): Move here from tree.c.
5934 (make_location): Likewise. Add header comment.
5935 (selftest::test_accessing_ordinary_linemaps): Verify
5936 pure_location_p, make_location, get_location_from_adhoc_loc and
5938 * input.h (get_pure_location): Move declaration here from tree.h.
5939 (get_finish): Likewise for inline function.
5940 (make_location): Likewise for declaration.
5941 * tree.c (get_pure_location): Move to input.c.
5942 (make_location): Likewise.
5943 * tree.h (get_pure_location): Move declaration to tree.h.
5944 (get_finish): Likewise for inline function.
5945 (make_location): Likewise for declaration.
5947 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5950 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
5952 2016-07-27 David Malcolm <dmalcolm@redhat.com>
5954 * system.h (STATIC_ASSERT): Use static_assert if building
5957 2016-07-27 Richard Biener <rguenther@suse.de>
5959 PR tree-optimization/72517
5960 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
5961 Revert change to not compute read-read dependences.
5963 2016-07-27 Richard Biener <rguenther@suse.de>
5965 * predict.c (set_even_probabilities): Make nedges unsigned.
5967 2016-07-27 Martin Liska <mliska@suse.cz>
5969 * predict.c (set_even_probabilities): Handle unlikely edges.
5970 (combine_predictions_for_bb): Likewise.
5972 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5975 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
5976 __float128 support when we don't have hardware support, so that
5977 the IEEE built-in functions like isgreater, first call __unordkf3
5978 to make sure neither operand is a NaN, and if both operands are
5979 ordered, do the normal comparison.
5981 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
5983 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
5985 (extract_code_and_val_from_cond_with_ops): Verify that name is
5986 either cond_op0 or cond_op1.
5988 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
5990 PR tree-optimization/18046
5991 * genmodes.c (emit_mode_size_inline): Emit an assert that
5992 verifies that mode is a valid array index.
5993 (emit_mode_nuinits_inline): Likewise.
5994 (emit_mode_inner_inline): Likewise.
5995 (emit_mode_unit_size_inline): Likewise.
5996 (emit_mode_unit_precision_inline): Likewise.
5997 * tree-vrp.c: Include params.h.
5998 (find_switch_asserts): Register edge assertions for the default
5999 label which correspond to the anti-ranges of each case label.
6000 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
6001 * doc/invoke.texi: Document it.
6003 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6005 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
6006 and unnecessary call to gimple_bb.
6008 2016-07-26 Richard Biener <rguenther@suse.de>
6010 PR rtl-optimization/71984
6011 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
6014 2016-07-26 Richard Biener <rguenther@suse.de>
6017 * expmed.c (extract_bit_field_1): Constrain the vector mode
6018 with element size matching the extraction mode size when
6019 choosing a better vector mode to do the extraction from.
6021 2016-07-26 Richard Biener <rguenther@suse.de>
6022 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6025 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
6028 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6030 * tree-ssa-structalias.c (struct scc_info): Change types of
6031 members to auto_sbitmap and auto_vec.
6032 (scc_info::scc_info): New constructor.
6033 (scc_info::~scc_info): New destructor.
6034 (init_scc_info): Remove.
6035 (free_scc_info): Remove.
6036 (find_indirect_cycles): Adjust.
6037 (perform_var_substitution): Likewise.
6038 (free_var_substitution_info): Likewise.
6040 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6042 * tree-outof-ssa.c (struct elim_graph): Change type of members
6043 to auto_vec and auto_sbitmap.
6044 (elim_graph::elim_graph): New constructor.
6045 (delete_elim_graph): Remove.
6046 (expand_phi_nodes): Adjust.
6048 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6050 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
6051 (new_elim_graph): Adjust.
6052 (clear_elim_graph): Likewise.
6053 (delete_elim_graph): Likewise.
6054 (elim_graph_size): Likewise.
6055 (elim_graph_add_node): Likewise.
6056 (elim_graph_add_edge): Likewise.
6057 (elim_graph_remove_succ_edge): Likewise.
6058 (eliminate_name): Likewise.
6059 (eliminate_build): Likewise.
6060 (elim_forward): Likewise.
6061 (elim_unvisited_predecessor): Likewise.
6062 (elim_backward): Likewise.
6063 (elim_create): Likewise.
6064 (eliminate_phi): Likewise.
6065 (expand_phi_nodes): Likewise.
6067 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6069 * bt-load.c (compute_out): Use auto_sbitmap class.
6070 (link_btr_uses): Likewise.
6071 * cfganal.c (mark_dfs_back_edges): Likewise.
6072 (post_order_compute): Likewise.
6073 (inverted_post_order_compute): Likewise.
6074 (pre_and_rev_post_order_compute_fn): Likewise.
6075 (single_pred_before_succ_order): Likewise.
6076 * cfgexpand.c (pass_expand::execute): Likewise.
6077 * cfgloop.c (verify_loop_structure): Likewise.
6078 * cfgloopmanip.c (fix_bb_placements): Likewise.
6079 (remove_path): Likewise.
6080 (update_dominators_in_loop): Likewise.
6081 * cfgrtl.c (break_superblocks): Likewise.
6082 * ddg.c (check_sccs): Likewise.
6083 (create_ddg_all_sccs): Likewise.
6084 * df-core.c (df_worklist_dataflow): Likewise.
6085 * dse.c (dse_step3): Likewise.
6086 * except.c (eh_region_outermost): Likewise.
6087 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6088 * gcse.c (prune_expressions): Likewise.
6089 (prune_insertions_deletions): Likewise.
6090 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
6091 * graph.c (draw_cfg_nodes_no_loops): Likewise.
6092 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
6093 * lcm.c (compute_earliest): Likewise.
6094 (compute_farthest): Likewise.
6095 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
6096 (unroll_loop_runtime_iterations): Likewise.
6097 (unroll_loop_stupid): Likewise.
6098 * lower-subreg.c (decompose_multiword_subregs): Likewise.
6099 * lra-lives.c: Likewise.
6100 * lra.c (lra): Likewise.
6101 * modulo-sched.c (schedule_reg_moves): Likewise.
6102 (optimize_sc): Likewise.
6103 (get_sched_window): Likewise.
6104 (sms_schedule_by_order): Likewise.
6105 (check_nodes_order): Likewise.
6106 (order_nodes_of_sccs): Likewise.
6107 (order_nodes_in_scc): Likewise.
6108 * recog.c (split_all_insns): Likewise.
6109 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
6110 * reload1.c (reload): Likewise.
6111 * sched-rgn.c (haifa_find_rgns): Likewise.
6112 (split_edges): Likewise.
6113 (compute_trg_info): Likewise.
6114 * sel-sched.c (init_seqno): Likewise.
6115 * store-motion.c (remove_reachable_equiv_notes): Likewise.
6116 * tree-into-ssa.c (update_ssa): Likewise.
6117 * tree-ssa-live.c (live_worklist): Likewise.
6118 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
6119 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6121 (try_peel_loop): Likewise.
6122 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6124 * tree-ssa-pre.c (compute_antic): Likewise.
6125 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
6126 * tree-stdarg.c (reachable_at_most_once): Likewise.
6127 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
6128 * var-tracking.c (vt_find_locations): Likewise.
6130 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6132 * sbitmap.h (auto_sbitmap): New class.
6134 2016-07-26 Alan Modra <amodra@gmail.com>
6137 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
6140 2016-07-25 David Malcolm <dmalcolm@redhat.com>
6142 * input.c (selftest::temp_source_file::temp_source_file): Fix
6143 missing "%s" in fprintf.
6145 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
6148 * cselib.c (cselib_process_insn): Invalidate argument slots for
6151 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6153 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
6154 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
6155 vmulxh_lane_f16, vmulxh_laneq_f16): New.
6157 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6159 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6160 * config/aarch64/aarch64.md (fma, fnma): Support HF.
6161 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
6163 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6165 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6166 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
6168 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
6169 (add<mode>3): Likewise.
6170 (sub<mode>3): Likewise.
6171 (mul<mode>3): Likewise.
6172 (div<mode>3): Likewise.
6173 (*div<mode>3): Likewise.
6174 (<fmaxmin><mode>3): Extend to HF.
6175 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
6176 (fabd<mode>3): Likewise.
6177 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
6178 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
6179 (aarch64_fmulx<mode>): Likewise.
6180 (aarch64_fac<optab><mode>): Likewise.
6181 (aarch64_frecps<mode>): Likewise.
6182 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
6183 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
6184 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
6185 (VSDQ_HSDI): Support HI.
6186 (fcvt_target, FCVT_TARGET): Likewise.
6187 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
6188 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
6189 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
6190 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
6191 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
6192 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
6193 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
6196 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6198 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
6199 * config/aarch64/aarch64-builtins.c (hi_UP): New.
6200 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6201 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
6203 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
6204 (aarch64_cm<optab><mode>): Likewise.
6205 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
6206 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
6207 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
6208 (sqrt<mode>2): Likewise.
6209 (*sqrt<mode>2): Likewise.
6210 (abs<mode>2): Likewise.
6211 (<optab><mode>hf2): New pattern for HF mode.
6212 (<optab>hihf2): Likewise.
6213 * config/aarch64/arm_neon.h: Include arm_fp16.h.
6214 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
6215 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
6217 * config/aarch64/arm_fp16.h: New file.
6218 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
6219 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
6220 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
6221 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
6222 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
6223 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
6224 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
6225 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
6226 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
6227 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
6228 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
6229 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
6232 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6234 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
6235 reduc_smin_scal_): Use VDQIF_F16.
6236 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
6237 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
6239 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
6240 * config/aarch64/iterators.md (VDQIF_F16): New.
6241 (vp): Support HF modes.
6242 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
6243 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
6245 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6247 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
6248 "*aarch64_mulx_elt_from_dup<mode>".
6249 (*aarch64_mul3_elt<mode>): Update schedule type.
6250 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
6251 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
6252 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
6253 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
6254 (f, fp): Support HF modes.
6255 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
6256 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
6257 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
6258 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
6259 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
6260 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
6262 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6264 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6265 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
6267 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
6270 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6272 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6273 * config/aarch64/aarch64-simd.md
6274 (aarch64_rsqrts<mode>): Extend to HF modes.
6275 (fabd<mode>3): Likewise.
6276 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
6277 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
6278 (aarch64_<maxmin_uns>p<mode>): Likewise.
6279 (<su><maxmin><mode>3): Likewise.
6280 (<maxmin_uns><mode>3): Likewise.
6281 (<fmaxmin><mode>3): Likewise.
6282 (aarch64_faddp<mode>): Likewise.
6283 (aarch64_fmulx<mode>): Likewise.
6284 (aarch64_frecps<mode>): Likewise.
6285 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
6286 (add<mode>3): Extend to HF modes.
6287 (sub<mode>3): Likewise.
6288 (mul<mode>3): Likewise.
6289 (div<mode>3): Likewise.
6290 (*div<mode>3): Likewise.
6291 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
6293 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
6294 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
6295 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
6296 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
6297 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
6298 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
6299 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
6300 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
6301 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
6302 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
6303 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
6304 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
6305 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
6306 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
6308 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6310 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
6311 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6312 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
6313 (neg<mode>2): Likewise.
6314 (abs<mode>2): Likewise.
6315 (<frint_pattern><mode>2): Likewise.
6316 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
6317 (<optab><VDQF:mode><fcvt_target>2): Likewise.
6318 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
6319 (ftrunc<VDQF:mode>2): Likewise.
6320 (<optab><fcvt_target><VDQF:mode>2): Likewise.
6321 (sqrt<mode>2): Likewise.
6322 (*sqrt<mode>2): Likewise.
6323 (aarch64_frecpe<mode>): Likewise.
6324 (aarch64_cm<optab><mode>): Likewise.
6325 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
6327 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
6328 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
6330 * config/aarch64/arm_neon.h (vdup_n_f16): New.
6331 (vdupq_n_f16): Likewise.
6332 (vld1_dup_f16): Use vdup_n_f16.
6333 (vld1q_dup_f16): Use vdupq_n_f16.
6334 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
6335 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
6336 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
6337 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
6338 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
6339 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
6340 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
6341 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
6342 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
6343 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
6344 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
6345 vsqrt_f16, vsqrtq_f16): New.
6347 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6349 * config/aarch64/aarch64-simd.md
6350 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
6351 (aarch64_ext<mode>): Likewise.
6352 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
6353 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
6354 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
6356 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
6358 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
6359 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
6360 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
6361 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
6362 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
6363 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
6364 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
6366 (vmov_n_f16): Reimplement using vdup_n_f16.
6367 (vmovq_n_f16): Reimplement using vdupq_n_f16..
6369 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6371 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
6372 "frame_related_p". Generate CFA annotation when it's necessary.
6373 (aarch64_expand_prologue): Use aarch64_add_constant.
6374 (aarch64_expand_epilogue): Likewise.
6375 (aarch64_output_mi_thunk): Pass "false" when calling
6376 aarch64_add_constant.
6378 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6380 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
6383 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6385 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
6386 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
6387 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
6388 (aarch64_build_constant): Delete.
6390 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
6393 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6395 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6396 flag_toplevel_reorder.
6398 2016-07-25 Richard Biener <rguenther@suse.de>
6400 * cgraph.c (cgraph_node::verify_node): Compare against builtin
6401 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
6402 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
6403 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
6404 (streamer_get_builtin_tree): Likewise.
6405 (streamer_write_builtin): Likewise.
6406 * lto-streamer.h (LTO_builtin_decl): Remove.
6407 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
6408 (lto_input_scc): Remove LTO_builtin_decl handling.
6409 (lto_input_tree_1): Liekwise.
6410 * lto-streamer-out.c (lto_output_tree_1): Remove special
6411 handling of builtins.
6412 (DFS::DFS): Likewise.
6413 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
6414 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
6416 (streamer_write_builtin): Remove.
6418 2016-07-25 Martin Liska <mliska@suse.cz>
6420 * lto-cgraph.c (input_symtab): Don't call get_working_sets
6421 if flag_auto_profile is set to true.
6423 2016-07-25 Martin Liska <mliska@suse.cz>
6425 PR gcov-profile/71868
6426 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
6427 have a function with multiple latches, count them all.
6429 2016-07-25 Martin Liska <mliska@suse.cz>
6431 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
6433 2016-07-25 Martin Liska <mliska@suse.cz>
6435 PR tree-optimization/71987
6436 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
6437 just for SSA_NAMEs. Fix GNU coding style.
6439 2016-07-25 Martin Liska <mliska@suse.cz>
6441 PR gcov-profile/64874
6442 * gcov-io.h: Update command about file format.
6443 * gcov-iov.c (main): Adapt the numbering scheme.
6445 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6448 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
6449 whose result is used in PHI.
6450 (final_range_test_p): Likewise.
6451 (maybe_optimize_range_tests): Likewise.
6453 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6455 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6456 Reformat two multi-line strings.
6458 2016-07-22 Martin Sebor <msebor@redhat.com>
6460 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
6462 2016-07-22 Martin Sebor <msebor@redhat.com>
6465 * doc/extend.texi (Compound Literals): Correct and clarify.
6466 (Cast to Union): Same.
6468 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
6470 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6471 comments to explain why certain error messages make mention of
6472 undocumented options.
6473 (rs6000_invalid_builtin): Change error messages to replace mention
6474 of undocumented options with mention of the -mcpu=power9 option
6475 that enables those undocumented options.
6476 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
6477 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
6478 definition of this macro to correct an existing error.
6479 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
6480 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
6481 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
6482 descriptions of built-in functions so that they depend on
6483 -mcpu=power9 instead of on the corresponding undocumented flags.
6484 * doc/invoke.texi (Option Summary): Remove all mention of newly
6486 (IBM RS/6000 and PowerPC Options): Likewise.
6487 * doc/md.texi (Constraints for Particuliar Machines): Remove all
6488 mention of newly undocumented flags.
6490 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
6492 * ipa-cp.c (determine_versionability): Do not create constprop clones,
6493 when target_clones attribute is set.
6495 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6497 * common.opt (funsafe-loop-optimizations): Mark ignore.
6498 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
6499 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
6501 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
6502 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
6504 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6506 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
6508 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
6510 (number_of_iterations_exit): Warn missed loop optimization for
6511 possible infinite loops.
6513 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
6516 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
6517 when to emit a ".machine" pseudo-op.
6519 2016-07-22 Martin Liska <mliska@suse.cz>
6521 PR gcov-profile/69028
6522 PR gcov-profile/62047
6523 * coverage.c (coverage_compute_lineno_checksum): Do not
6524 calculate checksum for fns w/o xloc.file.
6525 (coverage_compute_profile_id): Likewise.
6527 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
6529 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
6530 (avr_secondary_reload): ...and implementation.
6531 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
6532 * config/avr/avr.md (reload_in<mode>): Remove insns.
6533 (adjust_len) [lpm]: Remove insn attribute value.
6534 * config/avr/predicates.md (flash_operand): Remove insn predicate.
6536 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6539 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
6541 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
6542 * calls.c (special_function_p): Remove the special handling of the
6543 "__builtin_" prefix.
6545 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6548 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
6549 if STMT may be an alloca call.
6550 (gimple_alloca_call_p, alloca_call_p): Return only true for the
6551 builtin alloca call.
6552 * calls.h (gimple_maybe_alloca_call_p): New function.
6553 * tree-inline.c (inline_forbidden_p_stmt): Use
6554 gimple_maybe_alloca_call_p here.
6556 2016-07-21 David Malcolm <dmalcolm@redhat.com>
6558 * spellcheck-tree.c (best_macro_match::best_macro_match):
6559 Explictly specify the template arguments when invoking the base
6560 class constructor, to help older C++ compilers.
6562 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6565 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
6566 before builtin_decl_implicit.
6568 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6570 * optabs.c (emit_condiitonal_move): Short circuit for identical
6573 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6575 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
6576 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
6577 (noce_conversion_profitable_p): New.
6578 (noce_try_store_flag_constants): Use it.
6579 (noce_try_addcc): Likewise.
6580 (noce_try_store_flag_mask): Likewise.
6581 (noce_try_cmove): Likewise.
6582 (noce_try_cmove_arith): Likewise.
6583 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
6585 (noce_convert_multiple_sets): Move cost model to here, from...
6586 (bb_ok_for_noce_convert_multiple_sets) ...here.
6587 (noce_process_if_block): Update calls for above changes.
6588 (noce_find_if_block): Record new noce_if_info parameters.
6590 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6592 * target.def (max_noce_ifcvt_seq_cost): New.
6593 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
6594 * doc/tm.texi: Regenerate.
6595 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
6596 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
6597 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
6598 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
6599 * doc/invoke.texi: Document new params.
6601 2016-07-21 Richard Biener <rguenther@suse.de>
6603 PR tree-optimization/71947
6604 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
6605 ranges have useful limit_vr information.
6607 2016-07-21 Richard Biener <rguenther@suse.de>
6609 * function-tests.c (build_trivial_generic_function): Set
6610 BLOCK_SUPERCONTEXT of DECL_INITIAL.
6611 * omp-low.c (create_omp_child_function): Likewise.
6612 (grid_expand_target_grid_body): Likewise.
6613 * cgraphunit.c (init_lowered_empty_function): Likewise.
6614 (cgraph_node::expand_thunk): Likewise.
6615 * tree-parloops.c (create_loop_fn): Likewise.
6616 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
6618 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6620 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
6623 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
6625 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
6626 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
6627 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
6628 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
6629 values for insn attribute.
6630 * config/avr/avr.c (avr_out_insert_notbit): New function.
6631 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
6632 ADJUST_LEN_INSV_NOTBIT_0/_7.
6633 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
6635 2016-07-21 Bin Cheng <bin.cheng@arm.com>
6637 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
6638 (chrec_convert_1, chrec_convert): Ditto.
6639 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
6640 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
6641 * tree-vrp.c (adjust_range_with_scev): Ditto.
6642 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
6643 (scev_var_range_cant_overflow): New function.
6644 (scev_probably_wraps_p): New parameter. Call above function.
6645 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
6647 2016-07-21 Bin Cheng <bin.cheng@arm.com>
6649 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
6650 by removing computation of may_be_zero.
6652 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6654 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
6656 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
6658 Improving concepts performance and diagnostics.
6659 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
6660 for constraint satisfaction and subsumption.
6661 * timevar.h (auto_timevar): New constructor that matches the push/pop
6662 pattern of usage in pt.c.
6664 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
6666 * hwint.h (HOST_WIDE_INT_0): New define.
6667 (HOST_WIDE_INT_0U): Ditto.
6668 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
6669 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
6670 * simplify-rtx.c: Ditto.
6671 * tree-object-size.c: Ditto.
6673 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6675 * config/s390/s390.c (s390_encode_section_info): Remove mode size
6678 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
6680 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
6681 * combine.c: Use HOST_WIDE_INT_M1U instead of
6682 ~(unsigned HOST_WIDE_INT) 0.
6683 * double-int.h: Ditto.
6685 * dwarf2asm.c:Ditto.
6687 * genmodes.c: Ditto.
6689 * read-rtl.c: Ditto.
6690 * tree-ssa-loop-ivopts.c: Ditto.
6691 * tree-ssa-loop-prefetch.c: Ditto.
6692 * tree-vect-generic.c: Ditto.
6693 * tree-vect-patterns.c: Ditto.
6696 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6698 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
6699 constant addresses outside [0,0xc0] into a register.
6700 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
6701 cases where the base address register is unused after.
6702 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
6703 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
6704 (avr_out_store_psi_reg_disp_tiny): Same.
6706 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6708 Implement attribute progmem on reduced Tiny cores by adding
6709 flash offset 0x4000 to respective symbols.
6712 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
6713 documentation how it works on reduced Tiny cores.
6714 (AVR Named Address Spaces): No support for reduced Tiny.
6715 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
6716 (avr_address_tiny_pm_p): New static function.
6717 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
6718 if the address is in progmem.
6719 (avr_assemble_integer): Same.
6720 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
6721 for symbol_ref in progmem.
6722 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
6723 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
6724 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
6726 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
6728 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
6729 * configure: Regenerate.
6730 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
6731 (USE_THIN_ARCHIVES): New variable.
6732 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
6733 this archive as a thin archive.
6735 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6737 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
6738 same location as last time, don't skip if we have fix-it hints.
6739 Clarify the skipping logic by converting it from one "if" clause
6740 to repeated "if" clauses.
6741 * spellcheck-tree.c: Include "cpplib.h".
6742 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
6743 (best_macro_match::best_macro_match): New constructor.
6744 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
6745 Move here from c/c-decl.c.
6746 (class best_macro_match): Move here from c/c-decl.c, converting
6747 from a typedef to a subclass, gaining a ctor.
6749 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6751 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
6752 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
6754 (avr_addr_space_diagnose_usage): ...and implementation.
6755 (avr_addr_space_supported_p): New function.
6756 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
6757 report bad address space usage if that space is supported.
6758 (avr_insert_attributes): Same. No more complain about unsupported
6760 * config/avr/avr-c.c (tm_p.h): Include it.
6761 (avr_cpu_cpp_builtins): Only define addr-space related built-in
6762 macro if avr_addr_space_supported_p.
6764 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6766 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6767 flag_toplevel_reorder.
6769 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6771 * gcc-rich-location.c
6772 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
6774 * gcc-rich-location.h
6775 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
6777 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6779 * target.def (addr_space): Add new diagnose_usage to hook vector.
6780 * targhooks.c (default_addr_space_diagnose_usage): Add default
6781 implementation and...
6782 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
6783 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
6784 is some address space, call targetm.addr_space.diagnose_usage.
6785 * doc/tm.texi.in (Named Address Spaces): Add anchor for
6786 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
6787 * doc/tm.texi: Regenerate.
6789 2016-07-20 Martin Liska <mliska@suse.cz>
6792 * graphite-isl-ast-to-gimple.c (later_of_the_two):
6793 Properly handly PHI stmts.
6795 2016-07-20 Bin Cheng <bin.cheng@arm.com>
6797 PR tree-optimization/71503
6798 PR tree-optimization/71683
6799 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
6802 2016-07-20 Martin Liska <mliska@suse.cz>
6804 * doc/invoke.texi (-fipa-ra): Document when the option is
6805 disabled. Fix a typo.
6807 2016-07-20 Martin Liska <mliska@suse.cz>
6809 * Makefile.in: Include fibonacci_heap.c
6810 * fibonacci_heap.c: New file.
6811 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
6812 (fibonacci_heap::union_with): Fix deletion of the second heap.
6813 * selftest-run-tests.c (selftest::run_tests): Incorporate
6814 fibonacci heap tests.
6815 * selftest.h: Declare fibonacci_heap_c_tests.
6817 2016-07-20 Martin Liska <mliska@suse.cz>
6819 * selftest-run-tests.c (selftest::run_tests): New function.
6820 * selftest.h (sreal_c_tests): Declare.
6821 * sreal.c (sreal_verify_basics): New function.
6822 (verify_aritmetics): Likewise.
6823 (sreal_verify_arithmetics): Likewise.
6824 (verify_shifting): Likewise.
6825 (sreal_verify_shifting): Likewise.
6826 (void sreal_c_tests): Likewise.
6828 2016-07-19 Jakub Jelinek <jakub@redhat.com>
6830 PR rtl-optimization/71916
6831 * cfgrtl.c (contains_no_active_insn_p): Return false also for
6832 bb which have a single succ fake edge.
6834 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
6837 * dwarf2out.c (gen_subprogram_die): Only call
6838 gen_unspecified_parameters_die while dumping early dwarf.
6840 2016-07-19 Jakub Jelinek <jakub@redhat.com>
6843 * gimple-fold.c (fold_builtin_memory_op): Use
6844 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
6846 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
6848 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
6849 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
6850 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
6851 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
6855 * double-int.c: Ditto.
6857 * dwarf2out.c: Ditto.
6860 * fold-const.c: Ditto.
6861 * function.c: Ditto.
6863 * genmodes.c: Ditto.
6867 * loop-doloop.c: Ditto.
6868 * loop-invariant.c: Ditto.
6875 * simplify-rtx.c: Ditto.
6876 * stor-layout.c: Ditto.
6878 * tree-ssa-loop-ivopts.c: Ditto.
6879 * tree-vect-generic.c: Ditto.
6880 * tree-vect-patterns.c: Ditto.
6885 * wide-int-print.cc: Ditto.
6886 * wide-int.cc: Ditto.
6887 * wide-int.h: Ditto.
6889 2016-07-19 David Malcolm <dmalcolm@redhat.com>
6891 * selftest.c (selftest::assert_streq): Handle NULL values of
6892 val_actual and val_expected.
6894 2016-07-19 Martin Jambor <mjambor@suse.cz>
6897 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
6898 rather than cgraph_create_node to get a call graph node.
6900 2016-07-19 Richard Biener <rguenther@suse.de>
6902 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
6903 handle all tcc_constant bases and valueize SSA names.
6904 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
6907 2016-07-19 David Malcolm <dmalcolm@redhat.com>
6909 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
6910 the flags of the exit block and bb2, not just the entry block.
6912 2016-07-19 Richard Biener <rguenther@suse.de>
6914 PR tree-optimization/71901
6915 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
6916 align member, group stuff with the bitfield.
6917 (vn_ref_op_align_unit): New inline.
6918 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
6919 record element alignment and operand 3 unchanged.
6920 (ao_ref_init_from_vn_reference): Adjust.
6921 (valueize_refs_1): Likewise.
6922 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
6924 2016-07-19 Richard Biener <rguenther@suse.de>
6926 PR tree-optimization/71908
6927 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
6928 symbolic constants in a more reliable way.
6930 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
6932 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
6934 (vect_update_inits_of_drs): Likewise.
6935 (vect_create_cond_for_alias_checks): Likewise.
6936 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
6938 2016-07-19 Richard Biener <rguenther@suse.de>
6941 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
6942 with an abstract origin that is not an inlined function outer
6943 scope add a self-reference as abstract origin.
6944 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
6946 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6949 * config/rs6000/rs6000.c (rs6000_function_value): Fix
6950 unintentional System V.4 structure return breakage for structures
6951 with a single floating point element.
6953 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
6955 PR tree-optimization/71734
6956 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
6957 contains REF, use it to check safelen, assume that safelen value
6958 must be greater 1, fix style.
6959 (ref_indep_loop_p_2): Add REF_LOOP argument.
6960 (ref_indep_loop_p): Pass LOOP as additional argument to
6963 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
6965 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
6966 allocation in the prologue.
6967 * explow.c (get_dynamic_stack_base): New function to return an address
6968 expression for the dynamic stack base.
6969 (get_dynamic_stack_size): New function to do the required dynamic stack
6970 space size calculations.
6971 (allocate_dynamic_stack_space): Use new functions.
6972 (align_dynamic_address): Move some code from
6973 allocate_dynamic_stack_space to new function.
6974 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
6976 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6978 * config/s390/s390.c (s390_encode_section_info): Always set
6979 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
6982 2016-07-18 Richard Biener <rguenther@suse.de>
6984 PR tree-optimization/71893
6985 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
6986 for sizetype cast added by array_ref_element_size.
6987 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6989 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
6991 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
6992 register parameters. Remove code to initialize argument pointer
6993 on TARGET_64BIT. Optimize call to _mcount when it can be reached
6994 using a pc-relative branch. Cleanup conditional code.
6995 * config/pa/pa.md (call_mcount): New expander.
6996 (call_mcount_nonpic): New insn.
6997 (call_mcount_pic): New insn and split.
6998 (call_mcount_pic_post_reload): New insn.
6999 (call_mcount_64bit): New insn and split.
7000 (call_mcount_64bit_post_reload): New insn.
7002 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
7004 * config/avr/predicates.md (const_m255_to_m1_operand): New.
7005 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
7006 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
7007 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
7008 (*usum_widenqihi3, *udiff_widenqihi3)
7009 (*addhi3_zero_extend.const): New combiner insns.
7010 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
7011 just 1 bit is affected.
7012 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
7013 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
7015 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
7017 * omp-low.c (lower_omp_target): Mark data clauses with
7018 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
7019 zero-length subarrays.
7021 2016-07-15 Richard Biener <rguenther@suse.de>
7023 PR tree-optimization/71881
7024 * tree-loop-distribution.c (destroy_loop): Remove blocks in
7025 reverse DOM order to make debug temp generation happy.
7027 2016-07-15 Richard Biener <rguenther@suse.de>
7029 PR tree-optimization/71887
7030 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
7031 verify it is not zero for division / modulo handling.
7032 (value_replacement): Adjust.
7034 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
7035 Julian Brown <julian@codesourcery.com>
7037 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
7038 * config/aarch64/aarch64-cost-tables.h
7039 (vulcan_extra_costs): New variable.
7040 * config/aarch64/aarch64.c
7041 (vulcan_addrcost_table): Likewise.
7042 (vulcan_regmove_cost): Likewise.
7043 (vulcan_vector_cost): Likewise.
7044 (vulcan_branch_cost): Likewise.
7045 (vulcan_tunings): Likewise.
7047 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
7049 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
7050 (output_in_order): Loop over undefined variables too. Output them
7051 via assemble_undefined_decl. Skip variables that correspond to hard
7052 registers or have value-exprs.
7053 * varpool.c (symbol_table::output_variables): Handle undefined
7054 variables together with defined ones.
7056 2016-07-15 Richard Biener <rguenther@suse.de>
7058 * tree-ssa-pre.c (get_representative_for): Make sure to return
7059 the value number of SSA names.
7060 (phi_translate_1): get_representative_for cannot return NULL.
7061 (do_pre_regular_insertion): Remove redundant call to
7062 fully_constant_expression.
7063 (do_pre_partial_partial_insertion): Likewise.
7065 2016-07-15 Bin Cheng <bin.cheng@arm.com>
7067 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
7068 (derive_simple_iv_with_niters): New function.
7069 (simple_iv): Rewrite using simple_iv_with_niters.
7070 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
7071 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7073 (number_of_iterations_exit): Rewrite using above function.
7074 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7077 2016-07-15 Richard Biener <rguenther@suse.de>
7079 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
7082 2016-07-14 Jakub Jelinek <jakub@redhat.com>
7084 PR tree-optimization/71872
7085 * tree-data-ref.c (get_references_in_stmt): Ignore references
7086 with is_gimple_constant get_base_address.
7088 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7090 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
7091 (TARGET_HAVE_LDACQD): New macro.
7092 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
7093 than TARGET_HAVE_LDACQ.
7094 (arm_load_acquire_exclusivedi): Likewise.
7095 (arm_store_release_exclusivedi): Likewise.
7097 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7099 PR rtl-optimization/71878
7100 * lra-constraints.c (match_reload): Pass information about other
7101 output operands. Create new unique register value if matching input
7102 operand shares same register value as output operand being considered.
7103 (curr_insn_transform): Record output operands already processed.
7105 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7108 PR tree-optimization/70923
7109 * tree-vect-patterns.c: Include mult-synthesis.h.
7110 (target_supports_mult_synth_alg): New function.
7111 (synth_lshift_by_additions): Likewise.
7112 (apply_binop_and_append_stmt): Likewise.
7113 (vect_synth_mult_by_constant): Likewise.
7114 (target_has_vecop_for_code): Likewise.
7115 (vect_recog_mult_pattern): Use above functions to synthesize vector
7116 multiplication by integer constants.
7118 2016-07-14 Alan Modra <amodra@gmail.com>
7120 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
7121 gpr alternatives. Correct '*' placement on Y,r alternative.
7122 Add '*' on operand 1 of r,r alternative.
7124 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7126 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
7127 * expmed.h: ... Here.
7129 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
7131 * gimple.h (stmt_can_terminate_bb_p): New function.
7132 * tree-cfg.c (need_fake_edge_p): Rename to ...
7133 (stmt_can_terminate_bb_p): ... this; return true if stmt can
7134 throw external; handle const and pure calls.
7135 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
7137 2016-07-14 Richard Biener <rguenther@suse.de>
7139 PR tree-optimization/71866
7140 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
7141 (do_hoist_insertion): Avoid endless recursion when we
7142 didn't insert anything because we managed to simplify
7143 things down to a constant or SSA name.
7144 (fully_constant_expression): Re-write in terms of ...
7145 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
7146 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
7147 vn_nary_build_or_lookup_1.
7148 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
7149 (vn_nary_build_or_lookup): ... this which now wraps it.
7151 2016-07-14 Alan Modra <amodra@gmail.com>
7154 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
7155 with p9_vector override before power9-dform override.
7157 2016-07-13 Andi Kleen <ak@linux.intel.com>
7159 * value-prof.c (gimple_value_profile_transformations): Don't run
7160 when auto_profile is on.
7162 2016-07-13 Andi Kleen <ak@linux.intel.com>
7164 * auto-profile.c (update_inlined_ind_target,
7165 afdo_indirect_call): Print information to dump file.
7167 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
7169 * genrecog.c (special_predicate_operand_p): New function.
7170 (predicate_name): Move function.
7171 (validate_pattern): Don't warn about missing mode for all
7172 define_special_predicate predicates.
7174 2016-07-13 Bin Cheng <bin.cheng@arm.com>
7176 * tree-vect-data-refs.c (vect_no_alias_p): New function.
7177 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
7178 resolve alias checks which are known at compilation time.
7179 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
7180 alias checks are resolved. Move dump info for too many runtime
7181 alias checks to here...
7182 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
7184 2016-07-13 Richard Biener <rguenther@suse.de>
7186 PR tree-optimization/24574
7187 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
7188 position and add shift, rotate, divison and modulo support
7190 (value_replacement): Pass in argument position to absorbing_element_p.
7192 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
7195 * ipa-inline-transform.c (inline_call): Support
7196 instrumented thunks.
7198 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7200 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
7201 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
7203 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
7204 Baseline. Make initial alternative TARGET_32BIT only.
7205 (udivsi3): Likewise.
7206 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
7207 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
7210 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7212 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
7213 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
7214 availability with TARGET_HAVE_MOVT.
7215 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
7216 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
7217 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
7219 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
7220 extra instruction if MOVW is available. Use a cost variable
7221 incremented by COSTS_N_INSNS (1) when the condition match rather than
7222 returning an arithmetic expression based on COSTS_N_INSNS. Make
7223 constant with bottom half word zero cost 2 instruction if MOVW is
7225 * config/arm/arm.md (define_attr "arch"): Add v8mb.
7226 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
7227 target is ARMv8-M Baseline.
7228 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
7229 (arm_movtas_ze): Likewise.
7230 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
7231 alternative for constants satisfying j constraint.
7232 (thumb1_movsi_insn): Likewise.
7233 (movsi splitter for K alternative): Tighten condition to not trigger
7234 if movt is available and j constraint is satisfied.
7235 (Pe immediate splitter): Likewise.
7236 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
7237 constant fitting in an halfword to use MOVW.
7238 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
7241 2016-07-13 Richard Biener <rguenther@suse.de>
7244 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
7245 gimplifying the LHS. Make sure to gimplify a returning twice
7246 call LHS without using SSA names.
7248 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7250 * tree-data-ref.c (find_data_references_in_stmt): Remove
7251 unnecessary call to vec::release.
7252 (graphite_find_data_references_in_stmt): Likewise.
7253 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
7254 * tree-vect-stmts.c (vectorizable_condition): Likewise.
7256 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7258 * cfgexpand.c (expand_used_vars): Make the type of a local
7260 * genmatch.c (lower_for): Likewise.
7261 * haifa-sched.c (haifa_sched_init): Likewise.
7262 (add_to_speculative_block): Likewise.
7263 (create_check_block_twin): Likewise.
7264 * predict.c (handle_missing_profiles): Likewise.
7265 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
7266 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
7267 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
7269 (maybe_lower_iteration_bound): Likewise.
7270 * tree-ssa-sccvn.c (DFS): Likewise.
7271 * tree-stdarg.c (reachable_at_most_once): Likewise.
7272 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
7273 (vectorizable_store): Likewise.
7275 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7277 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
7278 (sccvn_dom_walker): make cond_stack an auto_vec.
7280 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7282 * ree.c (struct ext_state): Make type of members auto_vec.
7283 (find_and_remove_re): Adjust.
7285 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7287 * cfgexpand.c (struct stack_vars_data): Make type of fields
7289 (expand_used_vars): Adjust.
7291 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7293 * ipa.c (record_cdtor_fn): Adjust.
7294 (build_cdtor_fns): Likewise.
7295 (ipa_cdtor_merge): Make static_ctors and static_dtors local
7298 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7300 * genextract.c (struct accum_extract): Add constructor and make
7304 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7306 * tree.c (struct free_lang_data_d): Add constructor and change
7307 types of members to ones that automatically manage resources.
7308 (fld_worklist_push): Adjust.
7309 (find_decls_types): Likewise.
7310 (find_decls_types_in_eh_region): Likewise.
7311 (free_lang_data_in_cgraph): Stop manually creating and
7312 destroying members of free_lang_data_d.
7314 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
7316 PR rtl-optimization/68961
7317 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
7318 peephole variant. Use sse_reg_operand predicates.
7320 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
7322 * config/i386/predicates.md (x86_64_immediate_operand)
7323 <case CONST_INT>: Remove unneeded truncation to DImode.
7324 <case CONST>: Ditto.
7325 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7327 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7330 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
7331 The xxperm and xxpermr instructions require that the 2nd input
7332 operand overlap with the output operand, and not the 1st.
7333 (altivec_vperm_v8hiv16qi): Likewise.
7334 (altivec_vperm_<mode>_uns_internal): Likewise.
7335 (altivec_vpermr_<mode>_internal): Likewise.
7336 (vperm_v8hiv4si): Likewise.
7337 (vperm_v16qiv8hi): Likewise.
7339 2016-07-12 Nathan Sidwell <nathan@acm.org>
7341 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
7342 when -mno-pic-data-is-text-relative is in effect, by default.
7343 * doc/invoke.texi (mpic-data-is-text-relative): Document new
7344 behavior and clarify.
7346 2016-07-12 Martin Liska <mliska@suse.cz>
7348 * params.def: Add avg-loop niter.
7349 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
7350 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
7351 * doc/invoke.texi: Document the new parameter.
7353 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7356 * expr.c (store_constructor): Mask sign-extended bits when widening
7357 sub-word constructor element at the start of a word.
7359 2016-07-12 Martin Liska <mliska@suse.cz>
7361 * Makefile.in: Append rule for params-options.h.
7362 * params-options.h: New file.
7364 2016-07-12 Martin Liska <mliska@suse.cz>
7366 * ira-build.c (mark_loops_for_removal): Properly iterate
7369 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
7370 Richard Biener <rguenther@suse.de>
7372 PR tree-optimization/23286
7373 PR tree-optimization/70159
7374 * doc/invoke.texi: Document -fcode-hoisting.
7375 * common.opt (fcode-hoisting): New flag.
7376 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
7377 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
7378 (do_regular_insertion): Rename to ...
7379 (do_pre_regular_insertion): ... this and amend general comments
7380 on insertion strathegy.
7381 (do_partial_partial_insertion): Rename to ...
7382 (do_pre_partial_partial_insertion): ... this.
7383 (do_hoist_insertion): New function.
7384 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
7385 and call do_hoist_insertion properly.
7387 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
7388 (pass_pre::execute): Register hoist_insert stats.
7390 2016-07-12 Jakub Jelinek <jakub@redhat.com>
7393 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
7394 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
7395 is different from mode's bitsize. Small cleanup.
7397 2016-07-12 Richard Biener <rguenther@suse.de>
7399 PR rtl-optimization/68961
7400 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
7401 to simplify to a non-constant.
7403 2016-07-11 Jakub Jelinek <jakub@redhat.com>
7406 * omp-low.c (expand_omp_target): Gimplify device.
7408 PR tree-optimization/71823
7409 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
7410 to get vec_oprnds2 from op2.
7412 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
7414 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
7415 Hoist common subexpressions.
7416 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7418 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
7421 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
7422 prevent generation of 'stxsiwx' on pre Power8 hardware.
7424 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7426 * input.c: Include cpplib.h.
7427 (selftest::temp_source_file): New class.
7428 (selftest::temp_source_file::temp_source_file): New ctor.
7429 (selftest::temp_source_file::~temp_source_file): New dtor.
7430 (selftest::should_have_column_data_p): New function.
7431 (selftest::test_should_have_column_data_p): New function.
7432 (selftest::temp_line_table): New class.
7433 (selftest::temp_line_table::temp_line_table): New ctor.
7434 (selftest::temp_line_table::~temp_line_table): New dtor.
7435 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
7436 it to create a temp_line_table.
7437 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
7438 locations that are known to have column data.
7439 (selftest::line_table_case): New struct.
7440 (selftest::test_reading_source_line): Move tempfile handling
7441 to class temp_source_file.
7442 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
7443 (selftest::assert_token_loc_eq): New function.
7444 (ASSERT_TOKEN_LOC_EQ): New macro.
7445 (selftest::test_lexer): New function.
7446 (selftest::boundary_locations): New array.
7447 (selftest::input_c_tests): Call test_should_have_column_data_p.
7448 Loop over a test matrix of interesting values of location and
7449 default_range_bits, calling test_lexer on each case in the matrix.
7450 Move call to test_accessing_ordinary_linemaps into the matrix.
7451 * selftest.h (ASSERT_EQ): Reimplement in terms of...
7452 (ASSERT_EQ_AT): New macro.
7454 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
7457 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
7458 Don't convert TImode in debug insn.
7460 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7462 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
7463 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
7464 (tree_type_common::lang_flag_7): New.
7465 (tree_type_common::spare): Reduce size.
7466 * tree.h (TYPE_ALIGN_OK): Remove.
7467 (TYPE_LANG_FLAG_7): New.
7468 (get_inner_reference): Adjust header.
7469 * print-tree.c (print_node): Adjust.
7470 * expr.c (get_inner_reference): Remove parameter keep_aligning.
7471 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
7472 calls to get_inner_reference.
7473 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
7474 handling of TYPE_ALIGN_OK.
7475 * builtins.c (get_object_alignment_2): Adjust call to
7476 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
7477 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
7479 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
7480 * cfgexpand.c (expand_debug_expr): Likewise.
7481 * dbxout.c (dbxout_expand_expr): Likewise.
7482 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
7483 loc_list_from_tree, fortran_common): Likewise.
7484 * fold-const.c (optimize_bit_field_compare,
7485 decode_field_reference, fold_unary_loc, fold_comparison,
7486 split_address_to_core_and_offset): Likewise.
7487 * gimple-laddress.c (execute): Likewise.
7488 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
7489 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
7490 * hsa-gen.c (gen_hsa_addr): Likewise.
7491 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
7492 * tsan.c (instrument_expr): Likewise.
7493 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
7494 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
7495 * tree-affine.c (tree_to_aff_combination,
7496 get_inner_reference_aff): Adjust calls to get_inner_reference.
7497 * tree-data-ref.c (split_constant_offset_1,
7498 dr_analyze_innermost): Likewise.
7499 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
7500 * tree-sra.c (ipa_sra_check_caller): Likewise.
7501 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
7502 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
7503 bswap_replace): Likewise.
7504 * tree-vect-data-refs.c (vect_check_gather,
7505 vect_analyze_data_refs): Likewise.
7506 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
7507 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
7510 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7512 * Makefile.in (selftest-valgrind): New phony target.
7513 * function-tests.c (selftest::build_cfg): Delete pass instances
7514 created by the test.
7515 (selftest::convert_to_ssa): Likewise.
7516 (selftest::test_expansion_to_rtl): Likewise.
7517 * tree-cfg.c (selftest::test_linear_chain): Release dominator
7519 (selftest::test_diamond): Likewise.
7521 2016-07-11 Richard Biener <rguenther@suse.de>
7523 PR tree-optimization/71816
7524 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
7525 than replacing all of its operands.
7527 2016-07-11 Alan Modra <amodra@gmail.com>
7529 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
7530 (ctr<mode>): Add unspec.
7531 (ctr<mode>_internal*): Likewise.
7533 2016-07-08 James Bowman <james.bowman@ftdichip.com>
7535 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
7536 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
7538 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
7540 PR rtl-optimization/71621
7541 * lra-constraints.c (process_alt_operands): Check combination of
7544 2016-07-08 Jason Merrill <jason@redhat.com>
7545 Richard Biener <rguenther@suse.de>
7547 P0145: Refining Expression Order for C++.
7548 * gimplify.c (initial_rhs_predicate_for): New.
7549 (gimplfy_modify_expr): Gimplify RHS before LHS.
7551 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7554 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7555 Allow standard error handling to take over when a wrong number
7556 of arguments is presented to __builtin_vec_ld () or
7557 __builtin_vec_st ().
7559 2016-07-08 Jiong Wang <jiong.wang@arm.com>
7561 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
7566 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
7567 __builtin_aarch64_fmaxv2sf.
7568 (vmaxnmq_f32): Likewise.
7569 (vmaxnmq_f64): Likewise.
7570 (vminnm_f32): Likewise.
7571 (vminnmq_f32): Likewise.
7572 (vminnmq_f64): Likewise.
7574 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
7577 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
7578 enable -mfloat128-hardware by default.
7579 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
7580 that IEEE 128-bit hardware support needs.
7581 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7582 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
7583 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
7584 floating point requires.
7585 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
7586 -mfloat128 and -mfloat128-hardware changes.
7588 2016-07-08 Alan Hayward <alan.hayward@arm.com>
7590 PR tree-optimization/71667
7591 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
7593 2016-07-08 Martin Liska <mliska@suse.cz>
7596 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
7597 folding produces SAVE_EXPRs, thus return false for the type.
7599 2016-07-07 Martin Liska <mliska@suse.cz>
7601 * file-find.c (remove_prefix): New function.
7602 * file-find.h (remove_prefix): Declare the function.
7603 * gcc-ar.c (main): Skip a folder of the wrapper if
7604 a wrapped binary would point to the same file.
7606 2016-07-07 Jan Hubicka <jh@suse.cz>
7608 * tree-scalar-evolution.c (iv_can_overflow_p): export.
7609 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
7610 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
7612 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
7615 * ipa-inline-analysis.c (compute_inline_parameters): Set
7616 local.can_change_signature to false for intrumentation
7619 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7621 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
7622 with TARGET_HAVE_MOVT.
7623 (TARGET_HAVE_MOVT): Define.
7624 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
7625 availability with TARGET_HAVE_MOVT.
7626 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
7628 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
7630 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
7631 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
7632 * config/arm/constraints.md (define_constraint "j"): Use
7633 TARGET_HAVE_MOVT to check MOVT availability.
7635 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7637 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
7639 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7641 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
7642 (armv8-m.main): Likewise.
7643 (armv8-m.main+dsp): Likewise.
7644 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
7645 (FL_FOR_ARCH8M_MAIN): Likewise.
7646 * config/arm/arm-tables.opt: Regenerate.
7647 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
7648 armv8-m.main+dsp to BE8_LINK_SPEC.
7649 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
7650 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
7651 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
7652 Baseline and Mainline.
7653 (arm_option_override_internal): Also disable arm_restrict_it when
7654 !arm_arch_notm. Update comment for -munaligned-access to also cover
7656 (arm_file_start): Increase buffer size for printing architecture name.
7657 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
7658 and armv8-m.main+dsp.
7659 (mno-unaligned-access): Clarify that this is disabled by default for
7660 ARMv8-M Baseline architectures as well.
7662 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7664 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
7665 decide whether to prevent some libgcc routines being included for some
7666 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
7667 link between this condition and the one in
7668 libgcc/config/arm/lib1func.S.
7670 2016-07-07 Richard Biener <rguenther@suse.de>
7672 * tree-ssa-pre.c: Include alias.h.
7673 (compute_avail): If we have multiple VN_REFERENCEs with the
7674 same hashtable entry adjust that to make it a valid replacement
7675 for all of them with respect to alignment and aliasing
7676 when doing insertion.
7677 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
7678 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
7680 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
7684 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7685 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
7688 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7690 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
7691 (adjust_mems): Adjust.
7692 (adjust_insn): Likewise.
7693 (prepare_call_arguments): Likewise.
7695 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7697 * gcse.c (struct ls_expr): Make stores field a vector.
7698 (ldst_entry): Adjust.
7699 (free_ldst_entry): Likewise.
7700 (print_ldst_list): Likewise.
7701 (compute_ld_motion_mems): Likewise.
7702 (update_ld_motion_stores): Likewise.
7704 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7706 * gcse.c (struct ls_expr): Remove loads field.
7707 (ldst_entry): Adjust.
7708 (free_ldst_entry): Likewise.
7709 (print_ldst_list): Likewise.
7710 (compute_ld_motion_mems): Likewise.
7712 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7714 * store-motion.c (struct st_expr): Make antic_stores a vector.
7715 (st_expr_entry): Adjust.
7716 (free_st_expr_entry): Likewise.
7717 (print_store_motion_mems): Likewise.
7718 (find_moveable_store): Likewise.
7719 (compute_store_table): Likewise.
7720 (remove_reachable_equiv_notes): Likewise.
7721 (replace_store_insn): Likewise.
7722 (build_store_vectors): Likewise.
7724 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7726 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
7727 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
7729 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7731 PR tree-optimization/71518
7732 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
7733 misalign also for outer loops with negative step.
7735 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
7737 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
7738 (cortex_a53_shift): Add mov_shift.
7739 (cortex_a53_shift_reg): Add new reservation for register shifts.
7740 (cortex_a53_alu): Remove bfm.
7741 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
7742 (cortex_a53_alu_extr): Add new reservation for EXTR.
7743 (bypasses): Improve bypass modelling.
7745 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7748 * config/avr/avr.c (avr_asm_select_section): Strip off
7749 SECTION_DECLARED from flags when calling get_section.
7751 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7753 * tree-vectorizer.h (vect_memory_access_type): Add
7754 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
7755 * tree-vect-stmts.c (compare_step_with_zero): New function.
7756 (perm_mask_for_reverse): Move further up file.
7757 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
7759 (get_negative_load_store_type): New function.
7760 (get_load_store_type): Call it. Add an ncopies argument.
7761 (vectorizable_mask_load_store): Update call accordingly and
7762 remove tests for negative steps.
7763 (vectorizable_store, vectorizable_load): Likewise. Handle new
7764 memory_access_types.
7766 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7768 * tree-vectorizer.h (vect_memory_access_type): New enum.
7769 (_stmt_vec_info): Add a memory_access_type field.
7770 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
7771 (vect_model_store_cost): Take an access type instead of a boolean.
7772 (vect_model_load_cost): Likewise.
7773 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
7774 vect_model_store_cost and vect_model_load_cost.
7775 * tree-vect-stmts.c (vec_load_store_type): New enum.
7776 (vect_model_store_cost): Take an access type instead of a
7777 store_lanes_p boolean. Simplify tests.
7778 (vect_model_load_cost): Likewise, but for load_lanes_p.
7779 (get_group_load_store_type, get_load_store_type): New functions.
7780 (vectorizable_store): Use get_load_store_type. Record the access
7781 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
7782 (vectorizable_load): Likewise.
7783 (vectorizable_mask_load_store): Likewise. Replace is_store
7784 variable with vls_type.
7786 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7788 * tree-vectorizer.h (vect_grouped_load_supported): Add a
7789 single_element_p parameter.
7790 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
7791 Check the PR65518 case here rather than in vectorizable_load.
7792 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
7793 * tree-vect-stmts.c (vectorizable_load): Likewise.
7795 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7797 * tree-vectorizer.h (gather_scatter_info): New structure.
7798 (vect_check_gather_scatter): Return a bool rather than a decl.
7799 Replace return-by-pointer arguments with a single
7800 gather_scatter_info *.
7801 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
7802 (vect_analyze_data_refs): Update call accordingly.
7803 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
7804 (vectorizable_mask_load_store): Likewise. Also record the
7805 offset dt and vectype in the gather_scatter_info.
7806 (vectorizable_store): Likewise.
7807 (vectorizable_load): Likewise.
7809 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7811 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
7812 strided groups, use the cost of N scalar accesses instead
7813 of ncopies vector accesses.
7814 (vect_model_load_cost): Likewise.
7816 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7818 * tree-vect-stmts.c (vect_cost_group_size): Delete.
7819 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
7820 variable to indicate when once-per-group costs are being used.
7821 (vect_model_load_cost): Likewise. Fix comment and misindented code.
7823 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7825 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
7826 peeling-for-gaps condition.
7828 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7830 * config/s390/s390.c (s390_expand_vec_init): Force initializer
7831 element to register if it doesn't match general_operand.
7833 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
7834 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7836 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
7838 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
7839 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
7840 (SIGNBIT): New mode iterator.
7841 (Fsignbit): New mode attribute.
7842 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
7843 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
7844 when direct moves are available.
7845 (signbit<mode>2_dm): New define_insn_and_split).
7846 (signbit<mode>2_dm2): New define_insn.
7848 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7850 PR rtl-optimization/71594
7851 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
7852 into subregs of appropriate mode before trying to emit a conditional
7855 2016-07-05 Jan Hubicka <jh@suse.cz>
7857 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
7858 (simple_iv): Use it.
7860 2016-07-05 Jan Hubicka <jh@suse.cz>
7862 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
7864 2016-07-05 Jiong Wang <jiong.wang@arm.com>
7866 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
7869 2016-07-05 Jan Hubicka <jh@suse.cz>
7871 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
7874 2016-07-05 Richard Biener <rguenther@suse.de>
7876 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
7877 Handle empty else block.
7878 (is_feasible_trace): Likewise.
7879 (split_paths): Likewise.
7881 2016-07-05 Richard Biener <rguenther@suse.de>
7883 * tree-loop-distribution.c (distribute_loop): Fix issue with
7884 the cost model loop.
7886 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
7888 * config/arm/neon-testgen.ml: Delete.
7889 * config/arm/neon.ml: Delete.
7891 2016-07-04 Jakub Jelinek <jakub@redhat.com>
7894 * tree.c (attribute_value_equal): Use get_attribute_name instead of
7895 directly using TREE_PURPOSE.
7897 2016-07-04 Jiong Wang <jiong.wang@arm.com>
7899 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
7900 * config/aarch64/aarch64_neon.h: Likewise.
7901 * config/aarch64/arm_neon.h: Likewise.
7902 * config/aarch64/atomics.md: Likewise.
7903 * config/aarch64/aarch64-simd-builtins.def: Likewise.
7904 * doc/invoke.texi: Likewise.
7906 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
7908 * config/s390/s390.md: Add "z13" cpu_facility.
7909 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
7910 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
7911 condition" type instructions.
7913 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
7914 Jeff Law <law@redhat.com>
7916 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
7917 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
7919 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
7921 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
7922 permutation for TARGET_AVX512F.
7923 (ix86_expand_vec_one_operand_perm_avx512): New function.
7924 (expand_vec_perm_1): Invoke introduced function.
7925 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
7926 it may be not valid after vectorization.
7928 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7931 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
7932 typo in comment. Only force to memory if it is a weak
7935 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
7936 Jiong Wang <jiong.wang@arm.com>
7938 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
7939 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
7940 (AARCH64_FL_F16): New.
7941 (AARCH64_FL_FOR_ARCH8_2): New.
7942 (AARCH64_ISA_8_2): New.
7943 (AARCH64_ISA_F16): New.
7944 (TARGET_FP_F16INST): New.
7945 (TARGET_SIMD_F16INST): New.
7946 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
7947 ("fp"): Disabling "fp" also disables "fp16".
7948 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
7949 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
7950 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
7951 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
7953 2016-07-04 Jan Beulich <jbeulich@suse.com>
7955 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
7957 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7960 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
7961 the insns, use an insn form that does not adjust the offset on
7962 little endian systems.
7964 2016-07-01 Jan Beulich <jbeulich@suse.com>
7966 * varasm.c (get_variable_section): Validate initializer in
7967 named .bss-like sections.
7969 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7971 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
7972 Exchange the order of the second and third operands in the vpermr
7973 instruction tmeplate.
7975 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
7978 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
7979 Disallow TDmode values.
7981 2016-07-01 Alan Modra <amodra@gmail.com>
7983 PR rtl-optimization/71709
7984 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
7985 being set, not referenced.
7987 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
7989 PR tree-optimization/70729
7990 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
7991 of loop since it can be not valid after transformation.
7993 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7995 * config/arm/arm.c (thumb_reload_in_hi): Delete.
7996 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
7998 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
8000 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
8003 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8006 * config/rs6000/constraints.md (wY constraint): New constraint to
8007 match the requirements for the LXSD and STXSD instructions.
8008 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
8009 predicate to match the requirements for the LXSD and STXSD
8011 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
8012 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
8013 to make sure that the bottom 2 bits of offset are 0, the address
8014 form is offsettable, and no updating is done in the address mode.
8015 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
8016 (movdi_internal32): Likewise
8017 (movdi_internal64): Likewise.
8019 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8021 PR tree-optimization/71707
8022 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
8023 strinfo even for ADDR_EXPR ptr.
8025 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8027 * config/rs6000/altivec.md (darn_32): Change the condition to
8028 TARGET_P9_MISC instead of TARGET_MODULO.
8029 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
8030 condition expression.
8031 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
8032 condition expression.
8033 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
8034 (DFP_TEST): New code iterator.
8035 (dfptstsfi_<code>_mode>): New define_expand.
8036 (*dfp_sgnfcnc_<mode>): New define_insn.
8037 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
8038 definition next to BU_P9_MISC_1 definition and change the MASK
8039 value to RS6000_BTM_P9_MISC.
8040 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
8041 (BU_P9_64BIT_MISC_0): Likewise.
8042 (BU_P9_DFP_MISC_0): New macro definition.
8043 (BU_P9_DFP_MISC_1): New macro definition.
8044 (BU_P9_DFP_MISC_2): New macro definition.
8045 (BU_P9_DFP_OVERLOAD_1): New macro definition.
8046 (BU_P9_DFP_OVERLOAD_2): New macro definition.
8047 (BU_P9_DFP_OVERLOAD_3): New macro definition.
8048 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
8049 (TSTSFI_LT_TD): Likewise.
8050 (TSTSFI_EQ_DD): Likewise.
8051 (TSTSFI_EQ_TD): Likewise.
8052 (TSTSFI_GT_DD): Likewise.
8053 (TSTSFI_GT_TD): Likewise.
8054 (TSTSFI_OV_DD): Likewise.
8055 (TSTSFI_OV_TD): Likewise.
8056 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
8057 (TSTSFI_LT_DD): Likewise.
8058 (TSTSFI_LT_TD): Likewise.
8059 (TSTSFI_EQ): Likewise.
8060 (TSTSFI_EQ_DD): Likewise.
8061 (TSTSFI_EQ_TD): Likewise.
8062 (TSTSFI_GT): Likewise.
8063 (TSTSFI_GT_DD): Likewise.
8064 (TSTSFI_GT_TD): Likewise.
8065 (TSTSFI_OV): Likewise.
8066 (TSTSFI_OV_DD): Likewise.
8067 (TSTSFI_OV_TD): Likewise.
8068 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8069 overloaded test significance functions.
8070 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8071 OPTION_MASK_P9_MISC into the representation of this mask.
8072 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
8074 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
8075 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
8077 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
8078 argument is a 6-bit unsigned literal value if the icode argument
8079 represents a DFP test significance built-in call.
8080 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
8081 flag used independently and in combination with the
8082 RS6000_BTM_64BIT flag.
8083 (rs6000_opt_masks): Add entry for power9-misc command-line option.
8084 (rs6000_builtin_mask_names): Add entry for power9-misc
8085 command-line option.
8086 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
8087 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
8088 RS6000_BTM_P9_MISC macros.
8089 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
8090 option and change the description of the -mpower9-vector option to
8091 enable only vector instructions, removing its erroneously claimed
8092 support for scalar instructions.
8093 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8094 the ISA 3.0 digital floating point test significance built-in
8097 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
8099 * config/aarch64/aarch64.c (cortexa35_tunings):
8100 Enable AES fusion. Use cortexa57_branch_cost.
8101 (cortexa53_tunings): Use cortexa57_branch_cost.
8102 (cortexa72_tunings): Use cortexa57_branch_cost.
8103 Use AUTOPREFETCHER_WEAK.
8104 (cortexa73_tunings): Use cortexa57_branch_cost.
8106 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8107 James Greenhalgh <james.greenhalgh@arm.com>
8109 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
8110 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
8111 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
8112 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
8113 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
8114 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
8115 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
8116 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
8117 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
8118 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
8119 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
8120 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
8121 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
8124 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
8125 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8127 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
8129 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
8131 2016-06-30 David Malcolm <dmalcolm@redhat.com>
8134 * gcc.c (driver::build_option_suggestions): Pass "option" to
8135 add_misspelling_candidates.
8136 * opts-common.c (add_misspelling_candidates): Add "option" param;
8137 use it to avoid adding negated forms for options marked with
8139 * opts.h (add_misspelling_candidates): Add "option" param.
8141 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8144 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
8145 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
8146 first when permuting bitwise operation with rotate. Cast
8147 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
8149 2016-06-29 David Malcolm <dmalcolm@redhat.com>
8151 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
8152 for misspelled param names.
8153 * params.c: Include spellcheck.h.
8154 (find_param_fuzzy): New function.
8155 * params.h (find_param_fuzzy): New prototype.
8156 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
8157 * spellcheck.h (struct edit_distance_traits<const char *>):
8160 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
8162 * config/rs6000/predicates.md (const_0_to_7_operand): New
8163 predicate, recognize 0..7.
8164 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8165 support for doing extracts from V16QImode, V8HImode, V4SImode
8167 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
8168 vector extract support.
8169 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
8170 for ISA 3.0 vector extract.
8171 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
8172 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
8173 extracts of a constant element number from small integer vectors
8174 on 64-bit ISA 3.0 systems.
8175 (vsx_extract_<mode>_di): Likewise.
8176 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
8177 say when we can do ISA 3.0 vector extracts.
8178 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
8179 registers, using the stxsiwx instruction.
8181 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
8183 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
8184 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
8185 qdf24xx_regmove_cost, qdf24xx_tunings): New.
8186 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
8187 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
8188 * config/arm/arm.c (arm_qdf24xx_tune): New.
8190 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
8192 * config/aarch64/aarch64.c (cortexa53_tunings):
8193 Increase loop alignment to 8. Set function alignment to 16.
8194 (cortexa35_tunings): Likewise.
8195 (cortexa57_tunings): Increase loop alignment to 8.
8196 (cortexa72_tunings): Likewise.
8197 (cortexa73_tunings): Likewise.
8199 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
8201 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
8202 for arm_fp16_ok and arm_fp16_hw.
8203 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
8204 arm_fp16_alternative.
8206 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
8208 PR tree-optimization/71655
8209 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
8210 types when swapping operands.
8212 2016-06-29 Martin Liska <mliska@suse.cz>
8215 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
8216 * ipa-inline-transform.c (inline_call): Remove unnecessary call
8217 of build_optimization_node.
8219 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
8221 PR tree-optimization/70729
8222 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
8223 independent in loops having positive safelen value.
8224 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8225 it may be not valid after vectorization.
8227 2016-06-29 Jakub Jelinek <jakub@redhat.com>
8229 PR tree-optimization/71625
8230 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
8231 is sorted by ascending list->offset. If PTR is non-NULL and there is
8232 previous strinfo, call get_stridx_plus_constant.
8233 (get_stridx): Pass exp as second argument to get_addr_stridx.
8234 (addr_stridxptr): Add missing list = list->next, so that there can be
8235 more than one entries in the list. Bump limit from 16 to 32. Ensure
8236 the list is sorted by ascending list->offset.
8237 (get_stridx_plus_constant): Adjust so that it can be also called with
8238 ADDR_EXPR instead of SSA_NAME as PTR.
8239 (handle_char_store): Pass NULL_TREE as second argument to
8242 2016-06-29 Richard Biener <rguenther@suse.de>
8244 PR rtl-optimization/68961
8245 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
8247 2016-06-29 Richard Biener <rguenther@suse.de>
8250 * alias.c (component_uses_parent_alias_set_from): Handle
8251 type punning through union accesses by using the union alias set.
8252 * gimple.c (gimple_get_alias_set): Remove union type punning case.
8254 2016-07-29 Richard Biener <rguenther@suse.de>
8256 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
8257 precision not matching mode precision.
8259 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
8261 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
8262 pa_output_arg_descriptor.
8263 (call_val_symref_64bit_post_reload): Likewise.
8264 (call_val_powf_64bit_post_reload): Likewise.
8265 (sibcall_internal_symref_64bit): Likewise.
8266 (sibcall_value_internal_symref_64bit): Likewise.
8268 2016-06-28 Jakub Jelinek <jakub@redhat.com>
8271 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
8272 a constant, force its SUBREG_REG into memory or register instead
8275 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8278 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
8279 * doc/invoke.texi (AVR Options): Document it.
8281 2016-06-28 Walter Lee <walt@tilera.com>
8283 * config/tilegx/linux.h: Do not include arch/icache.h
8284 (CLEAR_INSN_CACHE): Provide inlined definition directly.
8285 * config/tilepro/linux.h: Do not include arch/icache.h
8286 (CLEAR_INSN_CACHE): Provide inlined definition directly.
8288 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
8290 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
8291 for big-endian BIT_FIELD_REF.
8293 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
8295 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
8296 ('size' attribute): Add '128'.
8298 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
8299 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
8300 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
8301 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
8302 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
8303 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
8304 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
8305 *trunc<mode>df2_odd): Set size attribute to '128'.
8306 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
8307 * config/rs6000/power6.md (power6-fp): Include dfp type.
8308 * config/rs6000/power7.md (power7-fp): Likewise.
8309 * config/rs6000/power8.md (power8-fp): Likewise.
8310 * config/rs6000/power9.md: New file.
8311 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
8312 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
8313 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
8315 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
8316 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8317 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
8318 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
8319 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
8320 dfp_dscri_<mode>): Change type attribute to dfp.
8321 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
8322 attribute to vecsimple.
8323 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
8324 and prefetch streams.
8325 (rs6000_option_override_internal): Remove temporary code setting
8326 tuning to power8. Don't set rs6000_sched_groups for power9.
8327 (last_scheduled_insn): Change to rtx_insn *.
8328 (divide_cnt, vec_load_pendulum): New variables.
8329 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
8330 (rs6000_issue_rate): Set issue rate for Power9.
8331 (is_power9_pairable_vec_type): New.
8332 (power9_sched_reorder2): New.
8333 (rs6000_sched_reorder2): Call new function for Power9 specific
8335 (insn_must_be_first_in_group): Remove Power9.
8336 (insn_must_be_last_in_group): Likewise.
8337 (force_new_group): Likewise.
8338 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
8339 Initialize divide_cnt/vec_load_pendulum.
8340 (_rs6000_sched_context, rs6000_init_sched_context,
8341 rs6000_set_sched_context): Handle context save/restore of new
8344 2016-06-28 Richard Biener <rguenther@suse.de>
8346 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
8347 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
8348 COMPONENT_REF operand.
8349 (nonoverlapping_component_refs_p): Likewise.
8350 * stor-layout.c (start_bitfield_representative): Mark
8351 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
8353 2016-06-28 Jakub Jelinek <jakub@redhat.com>
8355 * Makefile.in: Don't cat ../stage_current if it does not exist.
8357 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
8358 last argument is a bit-field.
8360 PR rtl-optimization/71673
8361 * internal-fn.c (expand_arith_overflow_result_store): Use
8362 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
8363 expand_simple_binop.
8366 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
8367 expand_ifn_atomic_compare_exchange): New functions.
8368 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
8369 * tree.h (build_call_expr_internal_loc): Rename to ...
8370 (build_call_expr_internal_loc_array): ... this. Fix up type of
8372 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
8373 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
8374 ATOMIC_COMPARE_EXCHANGE result.
8375 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
8376 * gimple-fold.h (optimize_atomic_compare_exchange_p,
8377 fold_builtin_atomic_compare_exchange): New prototypes.
8378 * gimple-fold.c (optimize_atomic_compare_exchange_p,
8379 fold_builtin_atomic_compare_exchange): New functions..
8380 * tree-ssa.c (execute_update_addresses_taken): If
8381 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
8382 of call when finding addressable vars, and if such var becomes
8383 non-addressable, call fold_builtin_atomic_compare_exchange.
8385 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
8388 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
8389 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
8391 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
8393 * config/rs6000/rs6000.md ('type' attribute): Add
8394 veclogical,veccmpfx,vecexts,vecmove insn types.
8395 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
8396 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
8397 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
8398 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
8399 *nabs<mode>2_hw): Change type to vecmove.
8400 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
8401 *boolcc<mode>3_internal, *eqv<mode>3_internal,
8402 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
8403 *ieee_128bit_vsx_abs<mode>2_internal,
8404 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
8405 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
8406 *ieee128_mtvsrd_32bit): Change type to veclogical.
8407 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
8408 *movdi_internal32, *movdi_internal64): Update insn types.
8409 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
8410 vsx_extract_<mode>): Change type to veclogical.
8411 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
8412 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
8413 *vsx_sign_extend_si_v2di): Change type to vecexts.
8414 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
8416 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
8417 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
8418 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
8419 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
8420 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8421 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
8422 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
8423 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
8424 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
8425 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
8426 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
8427 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
8428 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
8429 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
8430 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
8431 (ppc7450-vecsimple): Add veclogical, vecmove.
8432 (ppc7450-veccmp): Add veccmpfx.
8433 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
8435 (ppc8540_vector_compare): Add veccmpfx.
8436 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
8437 * config/rs6000/cell.md (cell-fp): Add fpsimple.
8438 (cell-vecsimple): Add veclogical, vecmove.
8439 (cell-veccmp): Add veccmpfx.
8440 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
8441 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
8443 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
8444 * config/rs6000/power4.md (power4-fp): Add fpsimple.
8445 (power4-vecsimple): Add veclogical, vecmove.
8446 (power4-veccmp): Add veccmpfx.
8447 * config/rs6000/power5.md (power5-fp): Add fpsimple.
8448 * config/rs6000/power6.md (power6-fp): Add fpsimple.
8449 (power6-vecsimple): Add veclogical, vecmove.
8450 (power6-veccmp): Add veccmpfx.
8451 * config/rs6000/power7.md (power7-fp): Add fpsimple.
8452 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
8453 * config/rs6000/power8.md (power8-fp): Add fpsimple.
8454 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
8455 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
8456 * config/rs6000/titan.md (titan_fp): Add fpsimple.
8457 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
8459 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
8461 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
8464 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8465 OPTION_MASK_P9_DFORM_VECTOR.
8466 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
8467 disable -mpower9-dform-vector when using reload.
8468 (quad_address_p): Remove 'gpr_p' argument and all associated code.
8469 New 'strict' argument. Update all callers. Add strict addressing
8471 (rs6000_legitimate_offset_address_p): Remove call to
8472 virtual_stack_registers_memory_p.
8473 (rs6000_legitimize_reload_address): Add quad address support.
8474 (rs6000_legitimate_address_p): Move call to quad_address_p above
8475 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
8476 to account for new strict usage.
8477 (rs6000_output_move_128bit): Adjust quad_address_p args to account
8478 for new strict usage.
8479 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
8481 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
8488 * config/i386/i386.c (ix86_spill_class): Disable condition to
8489 always return NO_REGS.
8491 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
8493 * predict.c: Include gimple-pretty-print.h
8494 (predicted_by_loop_heuristics_p): Check also
8495 PRED_LOOP_EXIT_WITH_RECURSION
8496 (predict_loops): Find self recursive calls and use special purpose
8497 predictors for them; dump log about decisions.
8498 (pass_profile::execute): Dump info about #of iterations.
8499 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
8500 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
8502 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
8504 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
8505 output_asm_insn calls and shorten long lines. Output .CALL
8506 argument descriptor using pa_output_arg_descriptor. Add various
8507 inline $$dyncall and other optimizations.
8508 (pa_attr_length_indirect_call): Adjust ordering and lengths.
8510 2016-06-25 Jakub Jelinek <jakub@redhat.com>
8512 PR tree-optimization/71643
8513 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
8516 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
8517 leak a bitmap if dep_bb is NULL.
8519 PR tree-optimization/71631
8520 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
8521 to rewrite_expr_tree even if negate_result, move new_lhs var
8522 declaration and initialization earlier, for powi_result set afterwards
8523 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
8524 if new_lhs != lhs, and don't shadow gsi var.
8526 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8528 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
8529 Add in_loop parameter.
8530 (predict_loops): Add loop guard heuristics.
8531 * predict.def (PRED_LOOP_GUARD): New heuristics.
8533 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8535 * predict.c: Include ipa-utils.h
8536 (tree_bb_level_prediction): Predict recursive calls.
8537 (tree_estimate_probability_bb): Skip inexpensive calls for call
8539 * predict.def (PRED_RECURSIVE_CALL): New.
8541 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8543 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
8544 (BU_FLOAT128_1): Likewise.
8546 (COPYSIGNQ): Likewise.
8547 (RS6000_BUILTIN_NANQ): Likewise.
8548 (RS6000_BUILTIN_NANSQ): Likewise.
8549 (RS6000_BUILTIN_INFQ): Likewise.
8550 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
8551 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
8552 (TARGET_FOLD_BUILTIN): New #define.
8553 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
8554 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
8555 (rs6000_fold_builtin): New target hook implementation, handling
8556 folding of 128-bit NaNs and infinities.
8557 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
8558 entries are filled in to avoid problems during bootstrap
8559 self-test; define builtins for 128-bit NaNs and infinities.
8560 (rs6000_opt_mask): Add entry for float128.
8561 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
8562 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
8563 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
8564 (const_str_type_node): New #define.
8565 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
8566 to a define_expand that dispatches to either copysign<mode>3_soft
8567 or copysign<mode>3_hard.
8568 (copysign<mode>3_hard): Rename from copysign<mode>3.
8569 (copysign<mode>3_soft): New define_insn.
8570 * doc/extend.texi: Document new builtins.
8572 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8574 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
8575 PRIu64 instead of lu.
8577 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
8580 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
8583 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8585 PR tree-optimization/71647
8586 * omp-low.c (lower_rec_input_clauses): Convert
8587 omp_clause_aligned_alignment (c) to size_type_node for the
8588 last argument of __builtin_assume_aligned.
8590 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
8592 * configure.ac (calling ___tls_get_addr via GOT): New
8593 assembler/linker check.
8594 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
8595 assembler and linker supports calling ___tls_get_addr via GOT.
8596 Otherise, defined to 0.
8597 * config.in: Regenerated.
8598 * configure: Likewise.
8599 * config/i386/constraints.md (Yb): New constraint.
8600 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
8601 (REG_CLASS_NAMES): Likewise.
8602 (REG_CLASS_CONTENTS): Likewise.
8603 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
8604 the b constraint with the Yb constraint. Call ___tls_get_addr
8605 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
8607 (*tls_local_dynamic_base_32_gnu): Likewise.
8608 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
8609 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
8610 (*tls_local_dynamic_base_64_<mode>): Likewise.
8612 2016-06-24 Martin Liska <mliska@suse.cz>
8614 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
8615 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
8617 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
8618 argument to true if the expected number of iterations is
8621 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
8623 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
8624 assemble for 32bit target.
8625 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
8626 and $ld_ix86_gld_32_opt to link for 32bit target.
8627 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
8628 * configure: Regenerate.
8630 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8632 * config/arm/arm.c (int_log2): Delete definition and prototype.
8633 (shift_op): Use exact_log2 instead of int_log2.
8634 (vfp3_const_double_for_fract_bits): Likewise.
8636 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8638 * internal-fn.c (expand_arith_set_overflow): New function.
8639 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
8641 (expand_arith_overflow_result_store): Likewise. Handle precision
8642 smaller than mode precision.
8643 * tree-vrp.c (extract_range_basic): For imag part, handle
8644 properly signed 1-bit precision result.
8645 * doc/extend.texi (__builtin_add_overflow): Document that last
8646 argument can't be pointer to enumerated or boolean type.
8647 (__builtin_add_overflow_p): Document that last argument can't
8648 have enumerated or boolean type.
8650 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8651 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8653 * config/rs6000/predicates.md (splat_input_operand): Rework.
8654 Don't allow constants, since the insns that use this predicate
8655 don't support constants. Constants are handled by other insns
8656 that are created via combine. During and after register
8657 allocation, only allow indexed or indirect addresses, and not
8658 general addresses. Only allow modes supported by the hardware.
8659 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
8660 comment. Move check for using VSPLTIS<x> to a common location,
8661 instead of doing it in two different places.
8663 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
8665 * config/i386/driver-i386.c (host_detect_local_cpu): Set
8666 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
8667 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
8668 signature_CENTAUR_ebx.
8670 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
8674 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
8675 (as_ix86_gas_32_opt): This.
8676 (ld_ix86_tls_ldm_opt): Renamed to ...
8677 (ld_ix86_gld_32_opt): This.
8678 (R_386_TLS_LDM reloc): Updated.
8679 (R_386_GOT32X reloc): New assembler/linker check.
8680 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
8681 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
8683 * config.in: Regenerated.
8684 * configure: Likewise.
8685 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
8686 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
8687 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
8688 if ix86_force_load_from_GOT_p returns true.
8689 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
8690 ix86_force_load_from_GOT_p returns true.
8691 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
8692 the external function address via the GOT slot.
8693 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
8694 HAVE_AS_IX86_GOT32X before returning false.
8695 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
8696 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
8698 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
8700 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
8702 2016-06-23 Andi Kleen <ak@linux.intel.com>
8704 * Makefile.in: Regenerate.
8705 * doc/install.texi: Document autoprofiledbootstrap.
8707 2016-06-23 Andi Kleen <ak@linux.intel.com>
8709 * config/i386/gcc-auto-profile: New file.
8711 2016-06-23 Martin Liska <mliska@suse.cz>
8714 * predict.c (predict_loops): Revert the hunk that was removed
8717 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
8719 * config.gcc: Add support for arm*-*-phoenix* targets.
8720 * config/arm/t-phoenix: New.
8721 * config/phoenix.h: New.
8723 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
8724 H.J. Lu <hongjiu.lu@intel.com>
8727 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
8728 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
8729 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
8730 ix86_force_load_from_GOT_p returns true.
8731 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
8732 ix86_force_load_from_GOT_p returns true.
8733 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
8734 ix86_force_load_from_GOT_p returns true.
8735 (ix86_expand_move): Load the external function address via the
8736 GOT slot if ix86_force_load_from_GOT_p returns true.
8737 * config/i386/predicates.md (x86_64_immediate_operand): Return
8738 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
8739 (x86_64_zext_immediate_operand): Ditto.
8741 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
8743 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
8745 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8748 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
8749 * diagnostic.c (pedwarn_at_rich_loc): New function.
8750 * spellcheck.h (best_match::best_match): Add a
8751 "best_distance_so_far" optional parameter.
8752 (best_match::set_best_so_far): New method.
8753 (best_match::get_best_distance): New accessor.
8754 (best_match::get_best_candidate_length): New accessor.
8756 2016-06-22 Nick Clifton <nickc@redhat.com>
8758 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
8759 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
8760 modes are accepted as well.
8761 (ucompare_loc_descriptor): Likewise.
8762 (minmax_loc_descriptor): Likewise.
8763 (clz_loc_descriptor): Likewise.
8764 (popcount_loc_descriptor): Likewise.
8765 (bswap_loc_descriptor): Likewise.
8766 (rotate_loc_descriptor): Likewise.
8767 (mem_loc_descriptor): Likewise.
8768 (loc_descriptor): Likewise.
8770 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8772 * common.opt (fdiagnostics-parseable-fixits): New option.
8773 * diagnostic.c: Include "selftest.h".
8774 (print_escaped_string): New function.
8775 (print_parseable_fixits): New function.
8776 (diagnostic_report_diagnostic): Call print_parseable_fixits.
8777 (selftest::assert_print_escaped_string): New function.
8778 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
8779 (selftest::test_print_escaped_string): New function.
8780 (selftest::test_print_parseable_fixits_none): New function.
8781 (selftest::test_print_parseable_fixits_insert): New function.
8782 (selftest::test_print_parseable_fixits_remove): New function.
8783 (selftest::test_print_parseable_fixits_replace): New function.
8784 (selftest::diagnostic_c_tests): New function.
8785 * diagnostic.h (struct diagnostic_context): Add field
8786 "parseable_fixits_p".
8787 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
8788 -fdiagnostics-parseable-fixits.
8789 (-fdiagnostics-parseable-fixits): New option.
8790 * opts.c (common_handle_option): Handle
8791 -fdiagnostics-parseable-fixits.
8792 * selftest-run-tests.c (selftest::run_tests): Call
8793 selftest::diagnostic_c_tests.
8794 * selftest.h (selftest::diagnostic_c_tests): New prototype.
8796 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
8798 PR tree-optimization/71488
8799 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
8800 comparison of boolean vectors.
8801 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
8802 of boolean vectors using bitwise operations.
8804 2016-06-22 Andreas Schwab <schwab@suse.de>
8806 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
8809 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
8811 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
8813 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
8815 * config/i386/i386.c (print_reg): Emit an error message on attempt to
8818 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8820 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
8821 * config/arm/arm-cores.def (cortex-a73): New entry.
8822 (cortex-a73.cortex-a35): Likewise.
8823 (cortex-a73.cortex-a53): Likewise.
8824 * config/arm/arm-tables.opt: Regenerate.
8825 * config/arm/arm-tune.md: Likewise.
8826 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
8827 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
8828 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
8829 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
8830 * doc/invoke.texi (ARM Options): Document cortex-a73,
8831 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
8833 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8835 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
8836 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
8837 (cortex-a73.cortex-a35): Likewise.
8838 (cortex-a73.cortex-a53): Likewise.
8839 * config/aarch64/aarch64-tune.md: Regenerate.
8840 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
8841 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
8844 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8846 * configure.ac (gcc_cv_as_compress_debug): Remove
8847 --compress-debug-sections as extra as switch.
8848 Handle gas --compress-debug-sections=type.
8849 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
8850 Handle gld --compress-debug-sections=type.
8851 * configure: Regenerate.
8853 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
8855 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
8857 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
8859 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
8860 (do_rewrite): likewise.
8862 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8864 * common/config/mep/mep-common.c: Remove.
8865 * config.gcc: Remove mep-* support.
8866 * config/mep/constraints.md: Remove.
8867 * config/mep/default.h: Remove.
8868 * config/mep/intrinsics.h: Remove.
8869 * config/mep/intrinsics.md: Remove.
8870 * config/mep/ivc2-template.h: Remove.
8871 * config/mep/mep-c5.cpu: Remove.
8872 * config/mep/mep-core.cpu: Remove.
8873 * config/mep/mep-default.cpu: Remove.
8874 * config/mep/mep-ext-cop.cpu: Remove.
8875 * config/mep/mep-intrin.h: Remove.
8876 * config/mep/mep-ivc2.cpu: Remove.
8877 * config/mep/mep-pragma.c: Remove.
8878 * config/mep/mep-protos.h: Remove.
8879 * config/mep/mep.c: Remove.
8880 * config/mep/mep.cpu: Remove.
8881 * config/mep/mep.h: Remove.
8882 * config/mep/mep.md: Remove.
8883 * config/mep/mep.opt: Remove.
8884 * config/mep/predicates.md: Remove.
8885 * config/mep/t-mep: Remove.
8886 * doc/install.texi: Remove mep-* documentation.
8887 * doc/md.texi: Likewise.
8889 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8891 * config.gcc: Remove support for avr-rtems.
8892 * config/avr/gen-avr-mmcu-specs.c: Likewise.
8893 * config/avr/rtems.h: Remove.
8894 * config/avr/t-rtems: Remove.
8896 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8898 * config.gcc: Remove m32r-rtems support.
8899 * config/m32r/rtems.h: Remove.
8901 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8903 * config.gcc: Remove h8300-rtems support.
8904 * config/h8300/rtems.h: Remove.
8905 * config/h8300/t-rtems: Remove.
8907 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8909 * config.gcc: Remove support for knetbsd.
8910 * configure.ac: Likewise.
8911 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
8912 * config/knetbsd-gnu.h: Remove.
8913 * configure: Regenerate.
8915 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8917 * config.gcc: Remove support for openbsd 2 and 3.
8918 * config/openbsd-oldgas.h: Remove.
8920 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8922 * config.gcc: Remove interix support.
8923 * config/i386/i386-interix.h: Remove.
8924 * config/i386/interix.opt: Remove.
8925 * config/i386/t-interix: Remove.
8926 * configure: Regenerate.
8927 * configure.ac: Remove interix support.
8928 * doc/install.texi: Remove interix documentation.
8930 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
8932 * config/rs6000/rs6000.h: Add conditional preprocessing directives
8933 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
8936 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
8938 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
8939 they are both PLACEHOLDER_EXPRs.
8941 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8943 * stor-layout.c (layout_type): Move setting complex MODE to
8944 layout_type, instead of setting it ahead of time by the caller.
8945 * tree.c (build_complex_type): Likewise.
8947 2016-06-21 Martin Liska <mliska@suse.cz>
8949 * predict.c (force_edge_cold): Replace imposisble with
8952 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
8954 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
8955 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
8957 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
8959 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
8961 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
8962 Ilya Enkovich <ilya.enkovich@intel.com>
8965 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
8966 New member function to convert V1TImode register to SUBREG
8967 TImode in debug insn.
8968 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
8969 after changing register mode to V1TImode.
8971 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
8973 * config/aarch64/aarch64-cores.def (vulcan): New core.
8974 * config/aarch64/aarch64-tune.md: Regenerate.
8975 * doc/invoke.texi: Document vulcan as an available option.
8977 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
8979 * cse.c (canon_asm_operands): New function extracted from...
8980 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
8981 either standalone or member of a PARALLEL.
8983 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
8986 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
8987 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
8988 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
8990 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
8993 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
8994 constant addresses if can_create_pseudo_p.
8996 2016-06-21 Jakub Jelinek <jakub@redhat.com>
8998 PR tree-optimization/71588
8999 * tree-ssa-strlen.c (valid_builtin_call): New function.
9000 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
9003 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9006 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
9007 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
9008 for conversion of scalar user var to complex type and use the
9009 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
9012 PR rtl-optimization/71591
9013 * toplev.c (toplev::run_self_tests): If no_backend, complain and
9014 don't run any tests.
9016 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
9019 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
9020 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
9021 space for PIC with non-v32 and the common non-PIC "jump".
9023 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9026 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
9027 returned values and add UN*/LTGT/*ORDERED cases with values matching
9028 D operand modifier on vcmp for AVX.
9030 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9032 * config/aarch64/aarch64.opt
9033 (mpc-relative-literal-loads): Rename internal option name.
9034 * config/aarch64/aarch64.c
9035 (aarch64_nopcrelative_literal_loads): Rename to
9036 aarch64_pcrelative_literal_loads.
9037 (aarch64_expand_mov_immediate): Likewise.
9038 (aarch64_secondary_reload): Likewise.
9039 (aarch64_can_use_per_function_literal_pools_p): Likewise.
9040 (aarch64_override_options_after_change_1): Rename and simplify logic.
9041 (aarch64_classify_symbol): Merge large model checks into switch,
9042 remove pc-relative load check.
9044 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9046 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
9047 costs relative to the cost of a register move.
9049 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9051 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
9052 (vcvt_n_f64_u64): Likewise.
9053 (vcvt_n_s64_f64): Likewise.
9054 (vcvt_n_u64_f64): Likewise.
9055 (vcvt_f64_s64): Likewise.
9056 (vrecpe_f64): Likewise.
9057 (vcvt_f64_u64): Likewise.
9058 (vrecps_f64): Likewise.
9060 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9062 * config/aarch64/aarch64.md
9063 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
9065 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
9067 * config/aarch64/aarch64-builtins.c
9068 (aarch64_types_binop_uss_qualifiers): Delete.
9069 (TYPES_BINOP_USS): Likewise.
9070 (aarch64_types_binop_sus_qualifiers): Likewise.
9071 (TYPES_BINOP_SUS): Likewise.
9072 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
9073 (TYPES_FCVTIMM_SUS): Likewise.
9074 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
9076 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
9077 (fcvtzs): Use SHIFTIMM rather than BINOP.
9078 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
9080 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9082 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
9083 costs relative to the cost of a register move.
9085 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9087 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
9088 Allow scalar/single vector modes to be tieable.
9090 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9092 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
9094 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9096 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
9098 * tree.h (TYPE_ALIGN): Likewise.
9100 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9103 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
9105 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9107 * config/avr/avr.c (avr_print_operand): Fix "format not a string
9108 literal" build warnings.
9109 (avr_print_operand_address): Dito.
9111 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
9114 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
9115 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
9117 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
9119 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
9121 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
9124 * reload1.c (reload): Pass 0 to finish_spills when called because
9125 update_eliminables_and_spill returns true and remove did_spill.
9126 (finish_spills): Adjust comment and document GLOBAL parameter.
9128 2016-06-17 DJ Delorie <dj@redhat.com>
9131 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
9132 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
9133 (umulqihi3_virt): Likewise.
9134 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
9135 (umulqihi3_real): Likewise.
9137 2016-06-17 Martin Liska <mliska@suse.cz>
9139 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
9141 2016-06-17 Martin Liska <mliska@suse.cz>
9143 * predict.def: PRED_LOOP_EXIT from 92 to 85.
9145 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
9147 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
9149 (vaddq_f32): Likewise.
9150 (vmul_f32): Likewise.
9151 (vmulq_f32): Likewise.
9152 (vsub_f32): Likewise.
9153 (vsubq_f32): Likewise.
9155 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9157 PR tree-optimization/71347
9158 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
9159 cost for all uses in group.
9161 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9163 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
9164 insert gimple seq if it's not empty.
9166 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9168 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
9170 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
9172 (comp_dr_with_seg_len_pair): Ditto.
9173 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
9174 struct dr_with_seg_len_pair against DR_OFFSET.
9175 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
9178 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
9180 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
9182 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
9184 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
9185 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
9186 (pa_output_millicode_call): Likewise.
9187 (pa_output_call): Likewise.
9188 (pa_output_indirect_call): Likewise.
9189 (pa_asm_output_mi_thunk): Likewise.
9191 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9193 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
9195 2016-06-16 Martin Liska <mliska@suse.cz>
9197 * predict.c (combine_predictions_for_insn): When we find a first
9198 match predictor, we should consider just predictors with
9199 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
9200 DS theory predictor.
9201 (combine_predictions_for_bb): Likewise.
9203 2016-06-16 Jakub Jelinek <jakub@redhat.com>
9205 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
9206 with base of reference to struct.
9208 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
9210 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
9212 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9215 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
9216 progmem_swtable_section.
9217 (progmem_swtable_section): Remove.
9218 (avr_asm_function_rodata_section): Remove.
9219 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9220 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
9222 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
9224 * config/i386/driver-i386.c (host_detect_local_cpu): Set
9225 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
9226 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
9227 signature_CENTAUR_ebx.
9228 * config/i386/i386.c (ix86_option_override_internal): Add
9229 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
9230 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
9231 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
9233 2016-06-16 Martin Liska <mliska@suse.cz>
9235 * predict.def: Add fortran loop preheader predictor.
9236 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
9237 fold IFN_BUILTIN_EXPECT with a known constant argument.
9239 2016-06-16 Martin Liska <mliska@suse.cz>
9241 * predict.def: Add 'Fortran' to display text of all
9242 PRED_FORTRAN_* predictors.
9244 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
9247 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
9248 [IA64_BUILTIN_NANSQ]: Ditto.
9249 (ia64_fold_builtin): New function.
9250 (TARGET_FOLD_BUILTIN): New define.
9251 (ia64_init_builtins) Declare const_string_type node.
9252 Add __builtin_nanq and __builtin_nansq builtin functions.
9253 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
9255 2016-06-16 Nick Clifton <nickc@redhat.com>
9257 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
9258 MSP430_HWMULT_ prefix to enum values.
9259 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
9260 * config/msp430/msp430.c: Update use of enum values.
9261 * config/msp430/msp430.md: Likewise.
9262 * config/msp430/msp430.opt: Likewise.
9264 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
9266 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
9267 of comparsions in the last iteration.
9269 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
9270 Joern Rennecke <joern.rennecke@embecosm.com>
9272 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
9274 (arc_needs_pcl_p): Add GOTOFFPC.
9275 (arc_legitimate_pic_addr_p): Likewise.
9276 (arc_output_pic_addr_const): Likewise.
9277 (arc_legitimize_pic_address): Generate a pc-relative address using
9279 (arc_output_libcall): Use @pcl syntax.
9280 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
9281 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
9282 (*movsi_insn): Use @pcl syntax.
9283 (doloop_begin_i): Likewise.
9285 2016-06-16 Martin Liska <mliska@suse.cz>
9287 * predict.def: Define a new predictor.
9289 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
9291 * config/arc/arc.opt (mtp-regno): Update text.
9293 2016-06-16 Renlin Li <renlin.li@arm.com>
9295 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
9297 2016-06-16 Jakub Jelinek <jakub@redhat.com>
9300 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
9301 (setcc + and peephole2): Likewise.
9303 PR rtl-optimization/71532
9304 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
9307 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9309 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
9310 DImode constants with XXSPLTIB in vector registers.
9311 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
9312 vsx_extract_<mode>_internal{1,2} into a single insn that handles
9313 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
9314 extraction of the element at the top of the register as a scalar
9316 (vsx_extract_<mode>_internal1): Likewise.
9317 (vsx_extract_<mode>_internal2): Likewise.
9318 * config/rs6000/constraints.md (wi constraint): Remove a comment
9319 about DImode not being allowed in Altivec registers.
9320 (wB constraint): New constraint for constants that can be
9321 generated in Altivec registers with VSPLTISW/VUPKHSW.
9322 * config/rs6000/predicates.md (xxspltib_constant_split): Update
9324 (xxspltib_constant_nosplit): Likewise.
9325 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
9326 support for -mupper-regs-di to enable DImode to go into Altivec
9328 (POWERPC_MASKS): Likewise.
9329 (power7 cpu): Likewise.
9330 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
9331 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
9332 for DImode being allowed in Altivec registers. Update wi/wj
9333 constraints. Set scalar_in_vmx_p flag.
9334 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
9335 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
9336 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
9337 (rs6000_opt_masks): Add -mupper-regs-di.
9338 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
9339 direct move to use wi and not wj.
9341 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
9343 (floatunssi<mode>2_lfiwzx_mem): Likewise.
9344 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
9345 any VSX register, instead of just Altivec registers, to allow
9346 either operand to be an Altivec register or both.
9347 (fixuns_trunc<mode>di2_fctiduz): Likewise.
9348 (movdi_internal32): Add support for -mupper-regs-di. Add support
9349 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
9350 the alternatives and attributes to be lined up to be easier to
9352 (movdi_internal64): Likewise.
9353 (64-bit DImode splitters): Change predicates to only split loading
9354 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
9355 load constants in ISA 3.0 or ISA 2.07 respectively.
9356 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9357 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
9358 mention -mcpu=power9 sets these options.
9359 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
9362 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9365 * config/avr/avr.c (avr_set_current_function): Warn misspelled
9366 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
9367 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
9368 by default to warn misspelled interrupt/ signal handler.
9369 * doc/invoke.texi (AVR Options): Document it. Update description
9370 for -nodevicelib option.
9372 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9374 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
9375 up parentheses. Use GET_MODE_UNIT_BITSIZE.
9376 (aarch64_<sur>shll2_n<mode>): Likewise.
9378 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
9381 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
9382 DECL_CONTEXT for copied arguments.
9384 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9386 PR tree-optimization/71483
9387 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
9390 2016-06-15 Martin Liska <mliska@suse.cz>
9392 * predict.c (tree_predict_by_opcode): Call predict_edge_def
9393 instead of predict_edge w/o a probability.
9395 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9397 PR tree-optimization/71439
9398 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
9401 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9403 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
9404 register subregs in SET_SRC.
9406 2016-06-15 Richard Biener <rguenther@suse.de>
9408 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
9411 2016-06-15 Richard Biener <rguenther@suse.de>
9413 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
9414 not consider dependences between accesses that belong to the
9416 (vect_analyze_data_ref_dependences): Do not analyze read-read
9417 or self-dependences.
9419 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9421 * spellcheck-tree.c: Include spellcheck-tree.h rather than
9423 (find_closest_identifier): Reimplement in terms of
9424 best_match<tree,tree>.
9425 * spellcheck-tree.h: New file.
9426 * spellcheck.c (struct edit_distance_traits<const char *>): New
9428 (find_closest_string): Reimplement in terms of
9429 best_match<const char *, const char *>.
9430 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
9431 overload to spellcheck-tree.h.
9432 (find_closest_identifier): Likewise.
9433 (struct edit_distance_traits<T>): New template.
9434 (class best_match): New class.
9436 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9438 * selftest-run-tests.c (selftest::run_tests): Call
9439 selftest::spellcheck_tree_c_tests.
9440 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
9441 * spellcheck-tree.c: Include selftest.h and stringpool.h.
9442 (selftest::test_find_closest_identifier): New function.
9443 (selftest::spellcheck_tree_c_tests): New function.
9444 * spellcheck.c (selftest::test_find_closest_string): Verify that
9445 the order of the vec does not affect the results for this case.
9446 (selftest::test_data): New array.
9447 (selftest::test_metric_conditions): New function.
9448 (selftest::spellcheck_c_tests): Add a test of case-comparison.
9449 Call selftest::test_metric_conditions.
9451 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9453 * config/rs6000/rs6000-builtin.def (commentary): Typo.
9454 (BU_P9_MISC_1): Likewise.
9455 (BU_P9_64BIT_MISC_0): Likewise.
9456 (BU_P9_MISC_0): Likewise.
9458 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9460 * gcc-rich-location.c
9461 (gcc_rich_location::add_fixit_misspelled_id): New method.
9462 * gcc-rich-location.h
9463 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
9465 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
9467 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
9468 FreeBSD 11 and above.
9470 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
9472 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
9474 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9476 * expmed.h: Close parenthesis in "at your option" in copyright
9478 * lower-subreg.h: Likewise.
9480 2016-06-14 Richard Biener <rguenther@suse.de>
9483 * genmatch.c (expr::gen_transform): Use in_type for comparisons
9486 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9488 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
9490 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
9492 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
9494 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
9495 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
9497 2016-06-14 Richard Biener <rguenther@suse.de>
9499 PR tree-optimization/71522
9500 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
9501 copying into float copying.
9503 2016-06-14 Jakub Jelinek <jakub@redhat.com>
9505 PR tree-optimization/71520
9506 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
9507 (replace_block_by): Move user labels from bb1 to bb2.
9509 2016-06-14 Richard Biener <rguenther@suse.de>
9513 * expr.h (get_bit_range): Declare.
9514 * expr.c (get_bit_range): Export.
9515 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
9516 word_mode again to constrain the bitfield access.
9518 2016-06-14 Richard Biener <rguenther@suse.de>
9520 PR tree-optimization/71521
9521 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
9522 division int_const_binop against zero divisor.
9524 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9526 * config/i386/i386.md (signbittf2): New expander.
9527 * config/i386/sse.md (ptesttf2): New insn pattern.
9529 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9532 * input.c (selftest::test_reading_source_line): Avoid reading from
9533 __FILE__ by creating a tempfile with known content and reading
9536 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9538 * pretty-print.c (assert_pp_format_colored): Skip the test if
9540 (test_pp_format): Remove comment about GCC_COLORS.
9542 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9544 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
9545 * pretty-print.c (assert_pp_format_va): Add location param and use
9546 it with ASSERT_STREQ_AT.
9547 (assert_pp_format): Add location param and pass it to
9548 assert_pp_format_va.
9549 (assert_pp_format_colored): Likewise.
9550 (ASSERT_PP_FORMAT_1): New.
9551 (ASSERT_PP_FORMAT_2): New.
9552 (ASSERT_PP_FORMAT_3): New.
9553 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
9554 explicitly, or implicitly via the above macros.
9555 * selftest.c (selftest::pass): Use a selftest::location rather
9557 (selftest::fail): Likewise. Print the function name.
9558 (selftest::fail_formatted): Likewise.
9559 (selftest::assert_streq): Use a selftest::location rather than
9561 * selftest.h (selftest::location): New struct.
9562 (SELFTEST_LOCATION): New macro.
9563 (selftest::pass): Accept a const location & rather than file
9565 (selftest::fail): Likewise.
9566 (selftest::fail_formatted): Likewise.
9567 (selftest::assert_streq): Likewise.
9568 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
9569 (ASSERT_FALSE): Likewise.
9570 (ASSERT_EQ): Likewise.
9571 (ASSERT_NE): Likewise.
9572 (ASSERT_STREQ): Likewise.
9573 (ASSERT_PRED1): Likewise.
9574 (ASSERT_STREQ_AT): New macro.
9576 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9578 * selftest.c (selftest::fail_formatted): New function.
9579 (selftest::assert_streq): New function.
9580 * selftest.h (selftests::fail_formatted): New decl.
9581 (selftest::assert_streq): New decl.
9582 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
9584 2016-06-13 Jeff Law <law@redhat.com>
9586 PR tree-optimization/71403
9587 * tree-ssa-threadbackward.c
9588 (convert_and_register_jump_thread_path): No longer accept reference
9589 to path. Do not pop items off the path anymore.
9590 (fsm_find_control_statement_thread_paths): Do not allow threading
9591 to a deeper loop nest. Pop the last item off the path here rather
9592 than in convert_and_register_jump_thread_path.
9594 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9595 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
9597 [AArch64] Emit division using the Newton series
9599 * config/aarch64/aarch64-protos.h
9600 (cpu_approx_modes): Add new member "division".
9601 (aarch64_emit_approx_div): Declare new function.
9602 * config/aarch64/aarch64.c
9603 (generic_approx_modes): New member "division".
9604 (exynosm1_approx_modes): Likewise.
9605 (xgene1_approx_modes): Likewise.
9606 (aarch64_emit_approx_div): Define new function.
9607 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
9608 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
9609 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
9610 * doc/invoke.texi (-mlow-precision-div): Describe new option.
9612 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9613 Wilco Dijkstra <wilco.dijkstra@arm.com>
9615 [AArch64] Emit square root using the Newton series
9617 * config/aarch64/aarch64-protos.h
9618 (aarch64_emit_approx_rsqrt): Replace with new function
9619 "aarch64_emit_approx_sqrt".
9620 (cpu_approx_modes): New member "sqrt".
9621 * config/aarch64/aarch64.c
9622 (generic_approx_modes): New member "sqrt".
9623 (exynosm1_approx_modes): Likewise.
9624 (xgene1_approx_modes): Likewise.
9625 (aarch64_emit_approx_rsqrt): Replace with new function
9626 "aarch64_emit_approx_sqrt".
9627 (aarch64_override_options_after_change_1): Handle new option.
9628 * config/aarch64/aarch64-simd.md
9629 (rsqrt<mode>2): Use new function instead.
9630 (sqrt<mode>2): New expansion and insn definitions.
9631 * config/aarch64/aarch64.md: Likewise.
9632 * config/aarch64/aarch64.opt
9633 (mlow-precision-sqrt): Add new option description.
9634 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
9636 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9638 [AArch64] Add more choices for the reciprocal square root approximation
9640 Allow a target to prefer such operation depending on the operation mode.
9642 * config/aarch64/aarch64-protos.h
9643 (AARCH64_APPROX_MODE): New macro.
9644 (AARCH64_APPROX_{NONE,ALL}): Likewise.
9645 (cpu_approx_modes): New structure.
9646 (tune_params): New member "approx_modes".
9647 * config/aarch64/aarch64-tuning-flags.def
9648 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
9649 * config/aarch64/aarch64.c
9650 (generic_approx_modes): New core "cpu_approx_modes" structure.
9651 (exynosm1_approx_modes): Likewise.
9652 (xgene1_approx_modes): Likewise.
9653 (generic_tunings): New member "approx_modes".
9654 (cortexa35_tunings): Likewise.
9655 (cortexa53_tunings): Likewise.
9656 (cortexa57_tunings): Likewise.
9657 (cortexa72_tunings): Likewise.
9658 (exynosm1_tunings): Likewise.
9659 (thunderx_tunings): Likewise.
9660 (xgene1_tunings): Likewise.
9661 (use_rsqrt_p): New argument for the mode and use new member from
9663 (aarch64_builtin_reciprocal): Devise mode from builtin.
9664 (aarch64_optab_supported_p): New argument for the mode.
9665 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
9667 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
9669 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
9670 RS6000_BTM_MODULO flag into the set of flags that are considered
9671 to be part of the common configuration.
9673 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
9675 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
9676 difference unsigned.
9677 (vec_absdb): New macro for vector absolute difference unsigned
9679 (vec_absdh): New macro for vector absolute difference unsigned
9681 (vec_absdw): New macro for vector absolute difference unsigned word.
9682 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
9683 (vadu<mode>3): New insn.
9684 (*p9_vadu<mode>3): New insn.
9685 * config/rs6000/rs6000-builtin.def (vadub): New built-in
9687 (vaduh): New built-in definition.
9688 (vaduw): New built-in definition.
9689 (vadu): New overloaded built-in definition.
9690 (vadub): New overloaded built-in definition.
9691 (vaduh): New overloaded built-in definition.
9692 (vaduw): New overloaded built-in definition.
9693 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9694 overloaded vector absolute difference unsigned functions.
9695 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9696 the ISA 3.0 vector absolute difference unsigned built-in functions.
9698 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
9700 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
9701 update shared_lookup_references only once after changing operands.
9703 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
9706 * tree-nested.c (convert_nonlocal_omp_clauses)
9707 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
9709 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
9710 * tree.def (CASE_LABEL_EXPR): Likewise.
9712 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
9715 * input.c (test_builtins): Fix an assertion.
9717 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9719 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
9722 (isinf<mode>2): Ditto.
9724 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9726 * ggc-tests.c (test_finalization): Only test need_finalization_p
9727 for GCC_VERSION >= 4003.
9729 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9731 * config/s390/vecintrin.h: Fix file description in comment.
9733 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9735 * config/s390/s390-builtin-types.def: Change builtin type naming
9736 scheme to match builtin-types.def.
9738 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
9740 * fold-const.c (optimize_minmax_comparison): Remove.
9741 (fold_comparison): Remove call to the above.
9742 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
9743 New transformations.
9745 2016-06-13 Alan Hayward <alan.hayward@arm.com>
9747 PR tree-optimization/71416
9748 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
9751 2016-06-13 Martin Liska <mliska@suse.cz>
9753 * predict.c (enum predictor_reason): Prefix enum with REASON_.
9754 (combine_predictions_for_insn): Likewise.
9755 (prune_predictions_for_bb): Likewise.
9756 (combine_predictions_for_bb): Likewise.
9758 2016-06-13 Richard Biener <rguenther@suse.de>
9760 PR tree-optimization/71505
9761 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
9762 assert match comment.
9764 2016-06-13 Marek Polacek <polacek@redhat.com>
9767 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
9768 gimplify_switch_expr.
9769 (warn_switch_unreachable_r): New function.
9771 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9774 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
9777 2016-06-13 Richard Biener <rguenther@suse.de>
9780 * fold-const.c (fold_unary_loc): Preserve alignment when
9781 folding a VIEW_CONVERT_EXPR into a MEM_REF.
9783 2016-06-13 Martin Liska <mliska@suse.cz>
9786 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
9787 w/ -fsanitize=bounds.
9789 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
9791 * config/i386/i386.c (ix86_init_builtins): Calculate
9792 FLOAT128_FTYPE_CONST_STRING function type only once.
9793 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
9794 built-in functions are available for x86-32 and x86-64 targets.
9796 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
9799 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
9801 (FLOAT128_FTYPE_CONST_STRING): New function type.
9802 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
9803 [IX86_BUILTIN_NANSQ]: Ditto.
9804 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
9805 (ix86_init_builtin_types): Declare const_string_type_node.
9806 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
9808 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
9809 * doc/extend.texi (x86 Built-in Functions): Document
9810 __builtin_nanq and __builtin_nansq.
9812 2016-06-11 Jiong Wang <jiong.wang@arm.com>
9815 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
9816 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
9817 length for pop patterns.
9818 (arm_attr_length_push_multi): Update comments.
9819 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
9821 (*pop_multiple_with_writeback_and_return): Likewise.
9822 (*pop_multiple_with_return): Likewise.
9824 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
9827 * fold-const.c (optimize_bit_field_compare): Don't try to use
9828 word_mode unconditionally for reading the bit field, look at
9829 DECL_BIT_FIELD_REPRESENTATIVE instead.
9831 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9834 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
9835 vector integer type.
9837 2016-06-10 Jakub Jelinek <jakub@redhat.com>
9840 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
9841 without LABEL_DECL, set *handled_ops_p to false instead of true.
9843 2016-06-10 Martin Sebor <msebor@redhat.com>
9846 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
9847 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
9848 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
9850 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
9851 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
9852 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
9853 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
9854 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
9855 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
9856 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
9857 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
9859 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9861 * config/arm/arm.h (pool_vector_label,
9862 return_used_this_function): Remove.
9864 2016-06-10 Jeff Law <law@redhat.com>
9866 PR tree-optimization/71335
9867 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
9868 zero length paths here.
9869 (convert_and_register_jump_thread_path): Remove hacks related to
9870 duplicated blocks in the jump thread path.
9871 (fsm_find_control_statement_thread_paths): Avoid putting the same
9872 block on the thread path twice, but ensure the thread path is
9873 unchanged from the caller's point of view.
9875 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
9877 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
9878 * predict.def (PRED_LOOP_BRANCH): Remove.
9880 2016-06-10 David Malcolm <dmalcolm@redhat.com>
9882 * Makefile.in (OBJS): Add ggc-tests.o.
9883 (GTFILES): Add ggc-tests.c.
9884 * ggc-tests.c: New file.
9885 * selftest-run-tests.c (selftest::run_tests): Call
9886 selftest::ggc_tests_c_tests.
9887 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
9889 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
9891 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
9893 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
9896 * varasm.c (place_block_symbol): Adjust alignment for asan protected
9897 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
9899 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
9901 * profile.c: Include cfgloop.h.
9902 (branch_prob): Compute estimated number of iterations.
9903 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
9904 recompute estimate number of iterations from profile.
9906 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9909 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
9910 must be grouped on top of stack. Don't force early clobber
9911 on ordinary reg outputs.
9913 2016-06-10 Richard Biener <rguenther@suse.de>
9915 * targhooks.c (default_builtin_vectorization_cost): Adjust
9918 2016-06-10 Richard Biener <rguenther@suse.de>
9920 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
9921 to fold the RHS to a constant if possible.
9923 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
9926 * tree-nested.c (convert_nonlocal_omp_clauses)
9927 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
9928 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
9929 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
9931 * gimplify.c (gimplify_adjust_omp_clauses): Discard
9933 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
9935 * omp-low.c (scan_sharing_clauses): Don't expect
9938 2016-06-10 Alan Hayward <alan.hayward@arm.com>
9940 PR tree-optimization/71407
9941 PR tree-optimization/71416
9942 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
9945 2016-06-10 Richard Biener <rguenther@suse.de>
9948 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
9950 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
9952 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
9954 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
9955 Jiong Wang <jiong.wang@arm.com>
9957 PR rtl-optimization/70751
9958 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
9959 spilled into memory.
9961 2016-06-09 Jonathan Yong <10walls@gmail.com>
9964 2015-09-21 Jonathan Yong <10walls@gmail.com>
9966 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
9967 sysroot/usr/lib/32api for additional win32 libraries,
9968 fixes failing Cygwin bootstrapping.
9970 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
9972 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
9975 2016-06-09 David Malcolm <dmalcolm@redhat.com>
9978 * pretty-print.c (pp_indent): Specify that %p is printed in a
9979 host-dependent manner.
9980 (test_pp_format): Remove the test for %p.
9982 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
9984 * config/mips/mips.c (mips_output_jump): Fix formatting.
9986 2016-06-09 Richard Biener <rguenther@suse.de>
9988 PR tree-optimization/71462
9989 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
9992 2016-06-09 Martin Liska <mliska@suse.cz>
9994 * predict.c (dump_prediction): Add new argument.
9995 (enum predictor_reason): New enum.
9996 (struct predictor_hash): New struct.
9997 (predictor_hash::hash): New function.
9998 (predictor_hash::equal): Likewise.
9999 (not_removed_prediction_p): New function.
10000 (prune_predictions_for_bb): Likewise.
10001 (combine_predictions_for_bb): Prune predictions.
10003 2016-06-09 Martin Liska <mliska@suse.cz>
10005 * predict.c (filter_predictions): New function.
10006 (remove_predictions_associated_with_edge): Use the filter
10008 (equal_edge_p): New function.
10010 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
10012 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
10013 Correct usage of @samp vs @option, add @samp where appropriate.
10014 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
10015 Add armv6s-m and document it, as it is no official ARM name.
10017 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10019 * ifcvt.c (struct noce_if_info): Add transform_name field.
10020 (noce_try_move): Set if_info->transform_name to the function name.
10021 (noce_try_ifelse_collapse): Likewise.
10022 (noce_try_store_flag): Likewise.
10023 (noce_try_inverse_constants): Likewise.
10024 (noce_try_store_flag_constants): Likewise.
10025 (noce_try_addcc): Likewise.
10026 (noce_try_store_flag_mask): Likewise.
10027 (noce_try_cmove): Likewise.
10028 (noce_try_cmove_arith): Likewise.
10029 (noce_try_minmax): Likewise.
10030 (noce_try_abs): Likewise.
10031 (noce_try_sign_mask): Likewise.
10032 (noce_try_bitop): Likewise.
10033 (noce_convert_multiple_sets): Likewise.
10034 (noce_process_if_block): Print if_info->transform_name to
10035 dump_file if transformation succeeded.
10037 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10039 * config/arm/cortex-a57.md (cortex_a57_alu):
10042 2016-06-08 Martin Sebor <msebor@redhat.com>
10043 Jakub Jelinek <jakub@redhat.com>
10047 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
10048 BUILT_IN_MUL_OVERFLOW_P): New builtins.
10049 * builtins.c: Include gimple-fold.h.
10050 (fold_builtin_arith_overflow): Handle
10051 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
10052 (fold_builtin_3): Likewise.
10053 * doc/extend.texi (Integer Overflow Builtins): Document
10054 __builtin_{add,sub,mul}_overflow_p.
10056 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
10058 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
10059 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
10061 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
10063 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
10064 Rewrite, looking one level down for records and arrays.
10066 2016-06-08 David Malcolm <dmalcolm@redhat.com>
10068 * pretty-print.c: Include "selftest.h".
10069 (pp_format): Fix comment.
10070 (identifier_to_locale): Likewise.
10071 (selftest::test_basic_printing): New function.
10072 (selftest::assert_pp_format): New function.
10073 (selftest::test_pp_format): New function.
10074 (selftest::pretty_print_c_tests): New function.
10075 * selftest-run-tests.c (selftest::run_tests): Call
10076 selftest::pretty_print_c_tests.
10077 * selftest.h (pretty_print_c_tests): New declaration.
10079 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10081 * invoke.texi (max-loop-headers-insns): Document.
10082 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
10083 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
10084 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
10086 2016-06-08 Richard Biener <rguenther@suse.de>
10088 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
10089 on strided SLP loads and fall back to scalar loads in case
10090 we can't chunk them.
10092 2016-06-08 Richard Biener <rguenther@suse.de>
10094 PR tree-optimization/71452
10095 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
10096 type used for the SSA rewrite has enough precision to cover
10097 the dynamic type of the location.
10099 2016-06-08 Jakub Jelinek <jakub@redhat.com>
10100 Richard Biener <rguenther@suse.de>
10103 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
10104 the same as DECL_P (base0) for indirect_base0. Use equality_code
10105 in one further place.
10107 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
10109 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
10110 to one word if the field is known to overlap other words.
10111 (extract_bit_field_1): Likewise.
10112 (store_split_bit_field): Remove compensating code.
10113 (extract_split_bit_field): Likewise.
10115 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
10119 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
10121 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10123 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
10125 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
10126 (arch64_addpv4sf): Delete.
10127 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
10128 "gen_aarch64_addpv4sf".
10129 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
10131 (vpadds_f32): Likewise.
10132 (vpaddq_f32): Likewise.
10133 (vpaddq_f64): Likewise.
10135 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10137 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
10139 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
10140 to VALLF. Rename to "fabd<mode>3".
10141 "*fabd_scalar<mode>3): Delete.
10142 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
10144 (vabdd_f64): Likewise.
10145 (vabd_f32): Likewise.
10146 (vabd_f64): Likewise.
10147 (vabdq_f32): Likewise.
10148 (vabdq_f64): Likewise.
10150 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10152 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
10154 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
10155 "aarch64_rsqrts<mode>".
10156 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
10157 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
10159 (vrsqrtsd_f64): Likewise.
10160 (vrsqrts_f32): Likewise.
10161 (vrsqrts_f64): Likewise.
10162 (vrsqrtsq_f32): Likewise.
10163 (vrsqrtsq_f64): Likewise.
10165 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10167 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
10169 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
10170 "aarch64_rsqrte<mode>".
10171 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
10172 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
10174 (vrsqrted_f64): Likewise.
10175 (vrsqrte_f32): Likewise.
10176 (vrsqrte_f64): Likewise.
10177 (vrsqrteq_f32): Likewise.
10178 (vrsqrteq_f64): Likewise.
10180 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10182 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
10184 (fcvtzs): Likewise.
10185 (fcvtzu): Likewise.
10186 * config/aarch64/aarch64-simd.md
10187 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
10188 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
10189 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
10191 (vcvt_n_f32_u32): Likewise.
10192 (vcvt_n_s32_f32): Likewise.
10193 (vcvt_n_u32_f32): Likewise.
10194 (vcvtq_n_f32_s32): Likewise.
10195 (vcvtq_n_f32_u32): Likewise.
10196 (vcvtq_n_f64_s64): Likewise.
10197 (vcvtq_n_f64_u64): Likewise.
10198 (vcvtq_n_s32_f32): Likewise.
10199 (vcvtq_n_s64_f64): Likewise.
10200 (vcvtq_n_u32_f32): Likewise.
10201 (vcvtq_n_u64_f64): Likewise.
10202 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
10203 (VSDQ_SDI): Likewise.
10204 (fcvt_target): Support V4DI, V4SI and V2SI.
10205 (FCVT_TARGET): Likewise.
10207 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10209 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
10210 (TYPES_BINOP_SUS): Likewise.
10211 (aarch64_simd_builtin_data): Update include file name.
10212 (aarch64_builtins): Likewise.
10213 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
10214 for conversion between scalar float-point and fixed-point.
10216 (fcvtzs): Likewise.
10217 (fcvtzu): Likewise.
10218 * config/aarch64/aarch64.md
10219 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
10220 pattern for conversion between scalar float to fixed-pointer.
10221 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
10222 (UNSPEC_FCVTZS): New UNSPEC enumeration.
10223 (UNSPEC_FCVTZU): Likewise.
10224 (UNSPEC_SCVTF): Likewise.
10225 (UNSPEC_UCVTF): Likewise.
10226 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
10228 (vcvtd_n_f64_u64): Likewise.
10229 (vcvtd_n_s64_f64): Likewise.
10230 (vcvtd_n_u64_f64): Likewise.
10231 (vcvtd_n_f32_s32): Likewise.
10232 (vcvts_n_f32_u32): Likewise.
10233 (vcvtd_n_s32_f32): Likewise.
10234 (vcvts_n_u32_f32): Likewise.
10235 * config/aarch64/iterators.md (fcvt_target): Support integer to float
10237 (FCVT_TARGET): Likewise.
10238 (FCVT_FIXED2F): New iterator.
10239 (FCVT_F2FIXED): Likewise.
10240 (fcvt_fixed_insn): New define_int_attr.
10242 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10244 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
10245 some statements was removed.
10247 2016-06-08 Alan Hayward <alan.hayward@arm.com>
10249 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
10250 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
10251 (vect_can_advance_ivs_p): likewise.
10252 (vect_update_ivs_after_vectorizer): likewise.
10253 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
10254 (vect_analyze_scalar_cycles_1): likewise.
10255 (vect_analyze_loop_operations): likewise.
10256 (report_vect_op): likewise.
10257 (vect_is_slp_reduction): likewise.
10258 (vect_is_simple_reduction): likewise.
10259 (get_initial_def_for_induction): likewise.
10260 (vect_transform_loop): likewise.
10261 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
10262 (vect_recog_sad_pattern): likewise.
10263 (vect_recog_widen_sum_pattern): likewise.
10264 (vect_recog_widening_pattern): likewise.
10265 (vect_recog_divmod_pattern): likewise.
10266 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
10267 (vect_analyze_slp_instance): likewise.
10268 (vect_transform_slp_perm_load): likewise.
10269 (vect_schedule_slp_instance): likewise.
10271 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10273 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
10274 (return_prediction): PRED_CONST_RETURN predict return as not taken.
10275 * predict.def (PRED_CONTINUE): Change hitrate 50->67
10276 (PRED_LOOP_BRANCH): Document predictor as broken.
10277 (PRED_LOOP_EXIT): Change hitrate 91->92.
10278 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
10279 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
10280 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
10281 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
10282 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
10283 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
10284 (PRED_CALL): Chane hitrate 71->67.
10285 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
10286 (PRED_GOTO): Document as unused right now.
10287 (PRED_CONST_RETURN): Change hitrate 67->69
10288 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
10289 (PRED_NULL_RETURN): Change hitrate 91->90.
10290 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
10291 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
10292 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
10294 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
10296 * config/rs6000/altivec.h: Add __builtin_vec_mul.
10297 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
10298 special case Altivec builtin.
10299 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
10300 VSX_BUILTIN_VEC_MUL (replaced with special case code).
10301 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10302 code for ALTIVEC_BUILTIN_VEC_MUL.
10303 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10304 for __builtin_vec_mul.
10306 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
10308 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
10311 2016-06-07 David Malcolm <dmalcolm@redhat.com>
10313 * spellcheck.c (selftest::test_find_closest_string): New function.
10314 (spellcheck_c_tests): Call the above.
10316 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10318 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
10320 2016-06-07 Jakub Jelinek <jakub@redhat.com>
10322 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
10323 Yv=Yv,C alternatives.
10325 2016-06-07 Richard Biener <rguenther@suse.de>
10328 * common.opt (ffast-math): Make Optimization.
10330 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
10331 Prachi Godbole <prachi.godbole@imgtec.com>
10333 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
10334 `fabs' and `fneg' type attributes.
10335 (p5600_fpu_fabs): Add `fmove' to the comment.
10337 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10339 * gimple.c: Include builtins.h
10340 (gimple_inexpensive_call_p): New function.
10341 * gimple.h (gimple_inexpensive_call_p): Declare.
10342 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
10343 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
10346 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
10348 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
10349 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
10350 warning_at_rich_loc, warning_n, pedwarn, permerror,
10351 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
10352 sorry, fatal_error, internal_error, internal_error_no_backtrace):
10355 2016-06-07 Richard Biener <rguenther@suse.de>
10357 PR tree-optimization/71428
10358 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
10359 BIT_FIELD_REF op vs. load.
10361 2016-06-07 Richard Biener <rguenther@suse.de>
10363 PR middle-end/71423
10364 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
10367 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
10369 * config/pa/pa.md (call): Generate indirect long calls to non-local
10370 functions on TARGET_64BIT.
10371 (call_value): Likewise.
10373 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
10375 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
10376 pattern and subsequent splitters.
10377 (call_val_reg_64bit_post_reload): Likewise.
10379 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10381 PR middle-end/71408
10382 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
10383 propagate_op_to_single_use.
10385 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10387 PR middle-end/71281
10388 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
10390 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
10392 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
10393 (enum x86_dirflag_state): New enum.
10394 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
10395 (machine_function): Remove needs_cld.
10396 (ix86_current_function_needs_cld): Remove.
10397 * config/i386/i386.c (ix86_set_func_type): Set
10398 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
10399 (ix86_expand_prologue): Do not emit CLD here.
10400 (ix86_dirflag_mode_needed): New function.
10401 (ix86_dirflag_mode_entry): Ditto.
10402 (ix86_mode_needed): Handle X86_DIRFLAG entity.
10403 (ix86_mode_after): Ditto.
10404 (ix86_mode_entry): Ditto.
10405 (ix86_mode_exit): Ditto.
10406 (ix86_emit_mode_set): Ditto.
10407 * config/i386/i386.md (strmov_singleop): Set
10408 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
10409 Do not set ix86_current_function_needs_cld.
10411 (strset_singleop): Ditto.
10413 (cmpstrnqi_nz_1): Ditto.
10414 (cmpstrnqi_1): Ditto.
10415 (strlenqi_1): Ditto.
10417 2016-06-06 Jakub Jelinek <jakub@redhat.com>
10419 PR tree-optimization/71259
10420 * tree-vect-slp.c (vect_get_constant_vectors): For
10421 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
10422 one for constant op, and use COND_EXPR for non-constant.
10424 2016-06-06 David Malcolm <dmalcolm@redhat.com>
10426 * Makefile.in (OBJS): Add function-tests.o,
10427 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
10428 selftest-run-tests.o.
10429 (OBJS-libcommon): Add selftest.o.
10430 (OBJS-libcommon-target): Add selftest.o.
10431 (all.internal): Add "selftest".
10432 (all.cross): Likewise.
10433 (selftest): New phony target.
10434 (s-selftest): New target.
10435 (selftest-gdb): New phony target.
10436 (COLLECT2_OBJS): Add selftest.o.
10437 * bitmap.c: Include "selftest.h".
10438 (selftest::test_gc_alloc): New function.
10439 (selftest::test_set_range): New function.
10440 (selftest::test_clear_bit_in_middle): New function.
10441 (selftest::test_copying): New function.
10442 (selftest::test_bitmap_single_bit_set_p): New function.
10443 (selftest::bitmap_c_tests): New function.
10444 * common.opt (fself-test): New.
10445 * diagnostic-show-locus.c: Include "selftest.h".
10446 (make_range): New function.
10447 (test_range_contains_point_for_single_point): New function.
10448 (test_range_contains_point_for_single_line): New function.
10449 (test_range_contains_point_for_multiple_lines): New function.
10450 (assert_eq): New function.
10451 (test_get_line_width_without_trailing_whitespace): New function.
10452 (selftest::diagnostic_show_locus_c_tests): New function.
10453 * et-forest.c: Include "selftest.h".
10454 (selftest::test_single_node): New function.
10455 (selftest::test_simple_tree): New function.
10456 (selftest::test_disconnected_nodes): New function.
10457 (selftest::et_forest_c_tests): New function.
10458 * fold-const.c: Include "selftest.h".
10459 (selftest::assert_binop_folds_to_const): New function.
10460 (selftest::assert_binop_folds_to_nonlvalue): New function.
10461 (selftest::test_arithmetic_folding): New function.
10462 (selftest::fold_const_c_tests): New function.
10463 * function-tests.c: New file.
10464 * gimple.c: Include "selftest.h".
10465 Include "gimple-pretty-print.h".
10466 (selftest::verify_gimple_pp): New function.
10467 (selftest::test_assign_single): New function.
10468 (selftest::test_assign_binop): New function.
10469 (selftest::test_nop_stmt): New function.
10470 (selftest::test_return_stmt): New function.
10471 (selftest::test_return_without_value): New function.
10472 (selftest::gimple_c_tests): New function.
10473 * hash-map-tests.c: New file.
10474 * hash-set-tests.c: New file.
10475 * input.c: Include "selftest.h".
10476 (selftest::assert_loceq): New function.
10477 (selftest::test_accessing_ordinary_linemaps): New function.
10478 (selftest::test_unknown_location): New function.
10479 (selftest::test_builtins): New function.
10480 (selftest::test_reading_source_line): New function.
10481 (selftest::input_c_tests): New function.
10482 * rtl-tests.c: New file.
10483 * selftest-run-tests.c: New file.
10484 * selftest.c: New file.
10485 * selftest.h: New file.
10486 * spellcheck.c: Include "selftest.h".
10487 (selftest::levenshtein_distance_unit_test_oneway): New function,
10488 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
10489 (selftest::levenshtein_distance_unit_test): Likewise.
10490 (selftest::spellcheck_c_tests): Likewise.
10491 * toplev.c: Include selftest.h.
10492 (toplev::run_self_tests): New.
10493 (toplev::main): Handle -fself-test.
10494 * toplev.h (toplev::run_self_tests): New.
10495 * tree.c: Include "selftest.h".
10496 (selftest::test_integer_constants): New function.
10497 (selftest::test_identifiers): New function.
10498 (selftest::test_labels): New function.
10499 (selftest::tree_c_tests): New function.
10500 * tree-cfg.c: Include "selftest.h".
10501 (selftest::push_fndecl): New function.
10502 (selftest::test_linear_chain): New function.
10503 (selftest::test_diamond): New function.
10504 (selftest::test_fully_connected): New function.
10505 (selftest::tree_cfg_c_tests): New function.
10506 * vec.c: Include "selftest.h".
10507 (selftest::safe_push_range): New function.
10508 (selftest::test_quick_push): New function.
10509 (selftest::test_safe_push): New function.
10510 (selftest::test_truncate): New function.
10511 (selftest::test_safe_grow_cleared): New function.
10512 (selftest::test_pop): New function.
10513 (selftest::test_safe_insert): New function.
10514 (selftest::test_ordered_remove): New function.
10515 (selftest::test_unordered_remove): New function.
10516 (selftest::test_block_remove): New function.
10517 (selftest::reverse_cmp): New function.
10518 (selftest::test_qsort): New function.
10519 (selftest::vec_c_tests): New function.c.
10520 * wide-int.cc: Include selftest.h and wide-int-print.h.
10521 (selftest::from_int <wide_int>): New function.
10522 (selftest::from_int <offset_int>): New function.
10523 (selftest::from_int <widest_int>): New function.
10524 (selftest::assert_deceq): New function.
10525 (selftest::assert_hexeq): New function.
10526 (selftest::test_printing <VALUE_TYPE>): New function template.
10527 (selftest::test_ops <VALUE_TYPE>): New function template.
10528 (selftest::test_comparisons <VALUE_TYPE>): New function template.
10529 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
10531 (selftest::wide_int_cc_tests): New function.
10533 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10535 PR middle-end/37780
10536 * ifcvt.c (noce_try_ifelse_collapse): New function.
10538 (noce_process_if_block): Call noce_try_ifelse_collapse.
10539 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
10540 (simplify_ternary_operation): Use the above to simplify
10541 conditional CLZ/CTZ expressions.
10543 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10545 PR middle-end/37780
10546 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
10547 define_insn_and_split.
10549 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10551 PR middle-end/37780
10552 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
10554 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
10557 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
10558 Implicitly clobber memory for basic asm with non-empty assembler
10559 string. Use targetm.md_asm_adjust also here.
10560 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
10561 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
10562 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
10563 non-empty assembler string.
10564 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
10565 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
10566 (decode_asm_operands): Handle basic asm in PARALLEL block.
10567 (extract_insn): Handle basic asm in PARALLEL block.
10568 * doc/extend.texi: Mention new behavior of basic asm.
10569 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
10570 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
10571 branch_needs_nop_p): Use asm_noperands.
10573 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
10575 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
10576 Include the M7 SPARC DFA scheduler.
10577 New attribute v3pipe.
10578 Annotate insns with v3pipe where appropriate.
10579 Define cpu_feature vis4.
10580 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
10581 Add (V8QI "8") to vbits.
10582 Add insns {add,sub}v8qi3
10583 Add insns ss{add,sub}v8qi3
10584 Add insns us{add,sub}{v8qi,v4hi}3
10585 Add insns {min,max}{v8qi,v4hi,v2si}3
10586 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
10587 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
10588 * config/sparc/niagara4.md: Add a comment explaining the
10589 discrepancy between the documented latenty numbers and the
10591 * config/sparc/niagara7.md: New file.
10592 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
10593 supports SPARC5 and VIS 4.0 instructions.
10594 * configure: Regenerate.
10595 * config.in: Likewise.
10596 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
10597 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
10598 TARGET_CPU_niagara7.
10599 (ASM_CPU64_DEFAULT_SPEC): Likewise.
10600 (CPP_CPU_SPEC): Handle niagara7.
10601 (ASM_CPU_SPEC): Likewise.
10602 * config/sparc/sparc-opts.h (processor_type): Add
10603 PROCESSOR_NIAGARA7.
10604 (mvis4): New option.
10605 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
10606 (AS_NIAGARA7_FLAG): Define.
10607 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
10608 (CPP_CPU64_DEFAULT_SPEC): Likewise.
10609 (CPP_CPU_SPEC): Handle niagara7.
10610 (ASM_CPU_SPEC): Likewise.
10611 * config/sparc/sparc.c (niagara7_costs): Define.
10612 (sparc_option_override): Handle niagara7 and adjust cache-related
10613 parameters with better values for niagara cpus. Also support VIS4.
10614 (sparc32_initialize_trampoline): Likewise.
10615 (sparc_use_sched_lookahead): Likewise.
10616 (sparc_issue_rate): Likewise.
10617 (sparc_register_move_cost): Likewise.
10618 (dump_target_flag_bits): Support VIS4.
10619 (sparc_vis_init_builtins): Likewise.
10620 (sparc_builtins): Likewise.
10621 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
10623 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
10625 * config/sparc/sparc.opt (sparc_processor_type): New value
10627 * config/sparc/visintrin.h (__attribute__): Prototypes for the
10629 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
10631 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
10634 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
10636 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
10638 2016-06-06 Richard Biener <rguenther@suse.de>
10640 PR tree-optimization/71398
10641 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
10644 2016-06-05 James Bowman <james.bowman@ftdichip.com>
10646 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
10647 ft32_expand_prolog, ft32_expand_epilogue):
10648 Handle pretend_args.
10649 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
10650 * config/ft32/ft32.md: Add pretend_returner.
10652 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
10655 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10656 Copy op1 RTX to avoid invalid sharing.
10657 (ix86_expand_vector_move_misalign): Ditto.
10659 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
10661 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
10664 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
10666 * predict.c (predicted_by_loop_heuristics_p): New function.
10667 (predict_iv_comparison): Use it.
10668 (predict_loops): Walk from innermost loops; do not predict edges
10669 leaving multiple loops multiple times; implement
10670 PRED_LOOP_ITERATIONS_MAX heuristics.
10671 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
10673 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
10675 * cfg.c (check_bb_profile): Do not report mismatched profiles when
10676 only edges out of BB are EH edges.
10678 2016-06-04 Martin Sebor <msebor@redhat.com>
10679 Marcin Baczyński <marbacz@gmail.com>
10682 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
10683 a void expression in a void function.
10685 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
10687 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
10688 aux; dump reasons of decisions.
10689 (should_duplicate_loop_header_p): Likewise.
10690 (do_while_loop_p): Likewise.
10691 (ch_base::copy_headers): Dump asi num insns duplicated.
10693 2016-06-04 Jakub Jelinek <jakub@redhat.com>
10695 PR tree-optimization/71405
10696 * tree-ssa.c (execute_update_addresses_taken): For clobber with
10697 incompatible type, build a new clobber with the right type instead
10698 of building a VIEW_CONVERT_EXPR around it.
10700 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
10702 PR tree-optimization/52171
10703 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
10704 by_pieces_ninsns instead of move_by_pieces_ninsns.
10706 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
10708 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
10709 for reg+reg addressing mode.
10711 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10713 * rs6000-c.c (c/c-tree.h): Add #include.
10714 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
10715 in C++ when found in the base position of vec_ld or vec_st.
10717 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
10719 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
10720 use of profile unless profile status is PROFILE_READ.
10721 * profile.c (compute_branch_probabilities): Set profile status
10722 only after reporting predictor hitrates.
10724 2016-06-03 Joseph Myers <joseph@codesourcery.com>
10728 * common.opt (ffp-int-builtin-inexact): New option.
10729 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
10730 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
10731 (ceil@var{m}2): Document dependence on this option.
10732 * ipa-inline-transform.c (inline_call): Handle
10733 flag_fp_int_builtin_inexact.
10734 * ipa-inline.c (can_inline_edge_p): Likewise.
10735 * config/i386/i386.md (rintxf2): Do not test
10736 flag_unsafe_math_optimizations.
10737 (rint<mode>2_frndint): New define_insn.
10738 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
10739 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
10740 for 387 instead of extending and truncating.
10741 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
10742 !flag_trapping_math instead of flag_unsafe_math_optimizations.
10743 Change to frndint<mode>2_<rounding>.
10744 (frndintxf2_<rounding>_i387): Likewise. Change to
10745 frndint<mode>2_<rounding>_i387.
10746 (<rounding_insn>xf2): Likewise.
10747 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
10748 !flag_trapping_math instead of flag_unsafe_math_optimizations for
10749 x87. Test TARGET_ROUND || !flag_trapping_math ||
10750 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
10751 SSE. Use ROUND_NO_EXC in constant operand of
10752 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
10753 for 387 instead of extending and truncating.
10755 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
10756 Julia Koval <julia.koval@intel.com>
10768 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
10769 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
10770 all registers, except for function return registers if there are
10771 no caller-saved registers.
10772 (ix86_set_func_type): New function.
10773 (ix86_set_current_function): Call ix86_set_func_type to set
10774 no_caller_saved_registers and func_type. Call reinit_regs if
10775 caller-saved registers are changed. Don't allow MPX, SSE, MMX
10776 nor x87 instructions in interrupt handler nor function with
10777 no_caller_saved_registers attribute.
10778 (ix86_function_ok_for_sibcall): Return false if there are no
10779 caller-saved registers.
10780 (type_natural_mode): Don't warn ABI change for MMX in interrupt
10782 (ix86_function_arg_advance): Skip for callee in interrupt handler.
10783 (ix86_function_arg): Return special arguments in interrupt handler.
10784 (ix86_promote_function_mode): Promote pointer to word_mode only
10785 for normal functions.
10786 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
10788 (ix86_epilogue_uses): New function.
10789 (ix86_hard_regno_scratch_ok): Likewise.
10790 (ix86_save_reg): Preserve all registers in interrupt handler
10791 after reload. Preserve all registers, except for function return
10792 registers, if there are no caller-saved registers after reload.
10793 (find_drap_reg): Always use callee-saved register if there are
10794 no caller-saved registers.
10795 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
10796 for interrupt handler.
10797 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
10798 Emit cld instruction if stringops are used in interrupt handler
10799 or interrupt handler isn't a leaf function.
10800 (ix86_expand_epilogue): Generate interrupt return for interrupt
10801 handler and pop the 'ERROR_CODE' off the stack before interrupt
10802 return in exception handler.
10803 (ix86_expand_call): Disallow calling interrupt handler directly.
10804 If there are no caller-saved registers, mark all registers that
10805 are clobbered by the call which returns as clobbered.
10806 (ix86_handle_no_caller_saved_registers_attribute): New function.
10807 (ix86_handle_interrupt_attribute): Likewise.
10808 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
10810 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
10811 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
10812 accumulation in interrupt function if stack may be realigned to
10814 (EPILOGUE_USES): New.
10815 (function_type): New enum.
10816 (machine_function): Add func_type and no_caller_saved_registers.
10817 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
10818 (interrupt_return): New pattern.
10819 * doc/extend.texi: Document x86 interrupt and
10820 no_caller_saved_registers attributes.
10822 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
10824 PR tree-optimization/52171
10825 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
10826 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
10827 Look for constant strings. Move some code to emit_block_cmp_hints
10829 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
10830 * defaults.h (COMPARE_MAX_PIECES): New macro.
10831 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
10832 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
10833 (clear_by_pieces_1): Don't declare. Move definition before use.
10834 (can_do_by_pieces): New static function.
10835 (can_move_by_pieces): Use it. Return bool.
10836 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
10837 OP. All callers changed. Handle COMPARE_BY_PIECES.
10838 (class pieces_addr); New.
10839 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
10840 pieces_addr::adjust, pieces_addr::increment_address,
10841 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
10843 (class op_by_pieces_d): New.
10844 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
10846 (class move_by_pieces_d, class compare_by_pieces_d,
10847 class store_by_pieces_d): New subclasses of op_by_pieces_d.
10848 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
10849 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
10850 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
10851 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
10852 compare_by_pieces_d::finish_mode): New member functions.
10853 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
10855 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
10856 (emit_block_cmp_hints): New function.
10857 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
10858 use the newly defined classes.
10859 * expr.h (by_pieces_constfn): New typedef.
10860 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
10861 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
10862 (move_by_pieces_ninsns): Don't declare.
10863 (can_move_by_pieces): Change return value to bool.
10864 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
10865 (compare_by_pieces_branch_ratio): New hook.
10866 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
10867 (by_pieces_ninsns): Declare.
10868 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
10870 (default_compare_by_pieces_branch_ratio): New function.
10871 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
10872 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
10873 * doc/tm.texi: Regenerate.
10874 * tree-ssa-strlen.c: Include "builtins.h".
10875 (handle_builtin_memcmp): New static function.
10876 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
10877 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
10879 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10881 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
10882 relevant stmts which are simple and invariant.
10883 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
10884 instead of simple and invariant
10886 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10888 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
10889 (vectorizable_reduction): Check for new relevant state.
10890 (vectorizable_live_operation): vectorize live stmts using
10891 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
10892 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
10893 (vect_stmt_relevant_p): Check for stmts which are only used live.
10894 (process_use): Use of a stmt does not inherit it's live value.
10895 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
10896 (vect_analyze_stmt): Check for new relevant state.
10897 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
10898 outside the loop, but not inside it.
10900 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10902 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
10903 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
10904 (vect_get_vec_def_for_operand): Split out code.
10906 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
10908 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
10910 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10912 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
10914 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10916 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
10918 2016-06-03 Jakub Jelinek <jakub@redhat.com>
10920 PR middle-end/71387
10921 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
10922 to noreturn e->callee->decl that has void return type and void
10923 arguments, adjust gimple_call_fntype and remove lhs even if it had
10924 previously addressable type.
10926 2016-06-02 Jeff Law <law@redhat.com>
10928 PR tree-optimization/71328
10929 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
10930 error when checking for a jump back onto the copied path.
10932 2016-06-02 David Malcolm <dmalcolm@redhat.com>
10934 * config/microblaze/microblaze.c (get_branch_target): Add return
10935 NULL_RTX for the non-CALL_P case.
10936 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
10937 (insert_wic): Remove unused local "j".
10939 2016-06-02 Martin Liska <mliska@suse.cz>
10941 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
10943 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
10944 Julia Koval <julia.koval@intel.com>
10946 * function.c (assign_parm_setup_stack): Force source into a
10947 register if needed.
10948 * target.def (function_incoming_arg): Update documentation to
10949 allow arbitrary address computation based on hard register.
10950 * doc/tm.texi: Regenerated.
10952 2016-06-02 Martin Liska <mliska@suse.cz>
10954 * predict.c (combine_predictions_for_bb): Fix first match in
10955 cases where a first predictor contains more than one occurence
10956 in list of predictors. Take the best value in such case.
10958 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10960 PR rtl-optimization/71295
10961 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
10962 offset would go over the size of the inner mode reject it.
10964 2016-06-02 Jakub Jelinek <jakub@redhat.com>
10966 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
10967 x=x,x and v=v,m instead of x=x,m.
10969 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
10970 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
10971 alternative to v=rm,C.
10973 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
10974 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
10975 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
10976 instead of vex for the last two above mentioned alternatives.
10978 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10981 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
10983 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
10985 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
10987 2016-06-01 David Malcolm <dmalcolm@redhat.com>
10989 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
10990 from int to unsigned.
10992 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
10994 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
10995 alternatives, eliminating preferred register class. Add support
10996 for the MTVSRDD instruction in ISA 3.0.
10997 (vsx_splat_v4si_internal): Use splat_input_operand instead of
10998 reg_or_indexed_operand.
10999 (vsx_splat_v4sf_internal): Likewise.
11001 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11004 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
11005 for loading up all 0's or all 1's.
11007 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
11009 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
11011 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
11013 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
11015 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
11016 * gcc.c (set_source_date_epoch_envvar): New function, sets
11017 the SOURCE_DATE_EPOCH environment variable to the current time.
11019 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11021 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
11022 the factor for live Phi nodes.
11024 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11026 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
11027 * tree-parloops.c (parallelize_loops): likewise.
11028 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
11029 tree_unswitch_outer_loop): likewise.
11031 2016-06-01 Jakub Jelinek <jakub@redhat.com>
11033 PR middle-end/71371
11034 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
11035 around creation of the temporary.
11037 2016-06-01 Richard Biener <rguenther@suse.de>
11039 PR tree-optimization/71366
11040 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
11041 (unloop_loops): Move removing edges here ...
11042 (try_unroll_loop_completely): ... from here.
11043 (try_peel_loop): ... and here.
11044 (tree_unroll_loops_completely_1): Track parent loops via
11045 bitmap of header BBs.
11046 (tree_unroll_loops_completely): Adjust for that.
11048 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11050 * config/rs6000/altivec.h (vec_slv): New macro.
11051 (vec_srv): New macro.
11052 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
11053 (UNSPEC_VSRV): New value.
11056 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
11057 (vsrv): New builtin definition.
11058 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
11059 define argument types for new builtin.
11060 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
11062 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
11065 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
11066 Jocelyn Mayer <l_indien@magic.fr>
11069 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
11070 detect processor family for signature_CENTAUR_ebx.
11071 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
11072 signature_CENTAUR_ebx.
11073 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
11074 <default>: Pass x86-64 for has_longmode.
11076 2016-06-01 Nathan Sidwell <nathan@acm.org>
11078 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
11081 2016-06-01 Richard Biener <rguenther@suse.de>
11083 PR tree-optimization/71261
11084 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
11085 of stmts successfully put in the bool pattern. Remove
11086 single-use restriction.
11087 (adjust_bool_pattern_cast): Add cast at the use site via the
11088 pattern def sequence.
11089 (adjust_bool_pattern): Remove recursion, maintain a hash-map
11090 of patterned defs. Use the pattern def seqence instead of
11091 multiple independent patterns.
11092 (sort_after_uid): New qsort compare function.
11093 (adjust_bool_stmts): New function to process stmts in the bool
11094 pattern in IL order.
11095 (vect_recog_bool_pattern): Adjust.
11096 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
11097 (ifcvt_walk_pattern_tree): Likewise.
11098 (stmt_is_root_of_bool_pattern): Likewise.
11099 (ifcvt_repair_bool_pattern): Likewise.
11100 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
11102 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11104 * loop-unroll.c (decide_unroll_constant_iterations,
11105 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
11106 likely upper bounds.
11107 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
11109 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
11111 * tree-core.h (enum omp_clause_code): Remove
11112 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
11114 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11116 * config/arm/sync.md (arm_store_exclusive<mode>):
11117 Use 'H' output modifier on operands[2] rather than creating a new
11118 entry in out-of-bounds memory of the operands array.
11119 (arm_store_release_exclusivedi): Likewise.
11121 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11123 * config/arm/arm.c (arm_fusion_enabled_p): New function.
11124 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
11125 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
11126 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11128 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11130 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
11131 into account live statements for mask producers.
11133 2016-06-01 Richard Biener <rguenther@suse.de>
11135 PR tree-optimization/71311
11136 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
11137 restrict to non-INTEGER_CST @0.
11139 2016-06-01 Richard Biener <rguenther@suse.de>
11141 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
11142 (relational patterns): Use :c to avoid pattern duplications.
11144 2016-06-01 Richard Biener <rguenther@suse.de>
11146 * genmatch.c (comparison_code_p): New predicate.
11147 (swap_tree_comparison): New function.
11148 (commutate): Add for_vec parameter to append new for entries.
11149 Support commutating relational operators by swapping it alongside
11151 (lower_commutative): Adjust.
11152 (dt_simplify::gen): Do not pass artificial operators to gen
11154 (decision_tree::gen): Do not add artificial operators as parameters.
11155 (parser::parse_expr): Verify operator commutativity when :c is
11156 applied. Allow :C to override this.
11157 * match.pd: Adjust patterns to use :C instead of :c where required.
11159 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
11161 PR tree-optimization/71077
11162 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
11163 the combining step, use boolean_false_node and boolean_true_node
11164 as the designated false/true return values.
11166 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11168 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
11169 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
11170 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
11173 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11175 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
11176 of flags impliying the register renaming.
11177 * toplev.c (process_options): Do not imply flag_rename_registers with
11180 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11182 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
11183 default implementation.
11185 2016-05-31 Nathan Sidwell <nathan@acm.org>
11187 * dwarf2out.c (cur_line_info_table): Add GTY marker.
11189 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11191 * config/sh/constraints.md (b): Remove constraint.
11192 * config/sh/predicates.md (arith_reg_operand): Remove
11194 * config/sh/sh-modes.def (PDI): Remove.
11195 * config/sh/sh.c (sh_target_reg_class,
11196 sh_optimize_target_register_callee_saved): Remove functions.
11197 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
11198 (sh_expand_epilogue): Update comment.
11199 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
11200 sh_secondary_reload): Remove TARGET_REGS related code.
11201 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
11202 TARGET_REGISTER_P): Remove macros.
11203 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
11204 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
11205 TR1_REG, TR2_REG): Remove constants.
11206 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
11208 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11210 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
11211 define_expand patterns.
11212 (adddi3_compact): Rename to adddi3.
11213 (subdi3_compact): Rename to subdi3.
11214 (*negdi2): Rename to negdi2.
11215 (*abs<mode>2): Rename to abs<mode>2.
11217 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11219 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
11220 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
11221 (atomic_sub_fetchsi): ... this new pattern.
11222 (mvtc): Add CC_REG clobber.
11224 2016-05-31 Marek Polacek <polacek@redhat.com>
11226 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
11228 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11230 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
11231 aarch64_fusion_enabled_p to check for fusion capabilities.
11233 2016-05-31 Richard Biener <rguenther@suse.de>
11235 PR tree-optimization/71352
11236 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
11237 minus one and a negate.
11239 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11241 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
11242 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
11244 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
11245 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
11246 Remove use of aarch64_simd_attr_length_move, set length attribute
11248 (*aarch64_be_movoi): Likewise.
11249 (*aarch64_be_movci): Likewise.
11250 (*aarch64_be_movxi): Likewise.
11252 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11254 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
11255 It no longer does that.
11256 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
11258 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
11260 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
11261 attribute __unused__.
11263 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
11265 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
11266 * config/arm/arm.c (arm_arch_thumb1): Define.
11267 (arm_option_override): Initialize arm_arch_thumb1.
11268 * config/arm/arm.h (arm_arch_thumb1): Declare.
11269 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
11270 support Thumb-1 ISA.
11272 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
11275 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
11276 `Yv' for scalar operand.
11278 2016-05-31 Tom de Vries <tom@codesourcery.com>
11280 PR tree-optimization/69068
11281 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
11282 phis with more than two args.
11284 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
11286 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
11287 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
11290 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
11292 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
11294 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11296 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
11297 cpu_32, cpu_64, tune_32 and tune_64.
11298 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
11300 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
11302 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
11304 2016-05-30 Andi Kleen <ak@linux.intel.com>
11306 * auto-profile.c (read_profile): Replace asserts with errors
11307 when file does not exist.
11308 * gcov-io.c (gcov_read_words): Dito.
11310 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11312 * tree-cfg.c (print_loop): Print likely upper bounds.
11314 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11316 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
11317 * opts.c (default_options): Enable peel loops at -O3.
11318 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
11319 (try_peel_loop): Do not re-peel already peeled loops;
11320 use likely upper bounds; fix profile updating.
11321 (pass_complete_unroll::execute): Initialize peeled_loops.
11323 2016-05-30 Martin Liska <mliska@suse.cz>
11325 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
11326 computed costs by frequency of BB they belong to.
11327 (get_scaled_computation_cost_at): New function.
11329 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
11330 Marc Glisse <marc.glisse@inria.fr>
11332 PR tree-optimization/71289
11333 * match.pd (-1 / B < A, A > -1 / B): New transformations.
11335 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11337 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
11339 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11341 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
11342 for peeled copies; avoid underflow when updating estimates; correctly
11343 scale loop profile.
11345 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11347 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
11348 r236875. Corrected oe3 to oe2 as obvious.
11350 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11352 PR middle-end/71269
11353 PR middle-end/71252
11354 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
11355 that inserted stmt will not dominate stmts that defines its operand.
11356 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
11357 (rewrite_expr_tree_parallel): Likewise.
11359 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11361 PR middle-end/71252
11362 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
11363 all fields including stmt_to_insert are swapped.
11365 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11367 * predict.h (force_edge_cold): Declare.
11368 * predict.c (force_edge_cold): New function.
11369 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
11371 (canonicalize_loop_induction_variables): Fix formating.
11373 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
11375 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
11376 (visium_expand_copysign): Use gen_int_mode directly.
11377 (visium_compute_frame_size): Minor tweaks.
11379 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11381 * tree-vect-loop.c (vect_analyze_loop_2): Use
11382 likely_max_stmt_executions_int.
11384 2016-05-30 Tom de Vries <tom@codesourcery.com>
11386 PR tree-optimization/69067
11387 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
11389 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
11392 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
11393 New peepholes to remove unneeded fild/fistp pairs.
11394 (define_peephole2 atomic_loaddi_fpu): Ditto.
11396 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11398 * predict.c (maybe_hot_frequency_p): Avoid division.
11400 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11402 * doc/install.texi: Use https for shop.fsf.org.
11404 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11406 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
11407 likely_max_stmt_executions_int.
11409 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11411 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
11412 likely_max_stmt_executions_int.
11414 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11416 * profile.c (compute_branch_probabilities): Do not report hitrates
11418 (branch_prob): Report hitrates here.
11419 * predict.c (gimple_predict_edge): Do not assert profile status;
11420 fix formatting issues.
11422 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11424 * predict.c (edge_predicted_by_p): New function.
11425 (predict_paths_for_bb): Do not put multiple predictions of the same type
11428 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11430 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
11433 2016-05-28 Alan Modra <amodra@gmail.com>
11435 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
11437 2016-05-28 Alan Modra <amodra@gmail.com>
11439 PR rtl-optimization/71275
11440 * ira.c (ira): Free dominance info.
11442 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
11444 * doc/sourcebuild.texi: New address for upstream Go repository.
11446 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
11448 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
11449 (TARGET_ARM_V7M): Likewise.
11451 2016-05-26 Jeff Law <law@redhat.com>
11453 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
11454 (thread_across_edge): Remove calls to find_jump_threads_backwards.
11455 * passes.def: Add jump threading passes before DOM/VRP.
11456 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
11457 argument to a basic block from an edge. Remove tests which are
11459 (pass_data_thread_jumps, class pass_thread_jumps): New.
11460 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
11461 (make_pass_thread_jumps): Likewise.
11462 * tree-pass.h (make_pass_thread_jumps): Declare.
11464 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
11466 * config/visium/visium-protos.h (split_double_move): Rename into...
11467 (visium_split_double_move): ...this.
11468 (visium_split_double_add): Declare.
11469 * config/visium/visium.c (split_double_move): Rename into...
11470 (visium_split_double_move): ...this.
11471 (visium_split_double_add): New function.
11472 (visium_expand_copysign): Renumber operands for consistency.
11473 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
11474 (DFmode move splitter): Likewise.
11475 (*addi3_insn): Split by means of visium_split_double_add.
11476 (*adddi3_insn_flags): Delete.
11477 (*plus_plus_sltu<subst_arith>): New insn.
11478 (*subdi3_insn): Split by means of visium_split_double_add.
11479 (subdi3_insn_flags): Delete.
11480 (*minus_minus_sltu<subst_arith>): New insn.
11481 (*negdi2_insn): Split by means of visium_split_double_add.
11482 (*negdi2_insn_flags): Delete.
11484 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
11486 * configure.ac: Treat a --with-headers option without argument
11487 the same as the default (i.e. consult sys-include directory).
11488 * configure: Regenerate.
11490 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11492 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
11493 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
11495 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
11496 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11498 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11501 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
11502 tree-stdarg analysis results.
11503 (aarch64_setup_incoming_varargs): Likewise.
11505 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11507 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
11508 va_list_gpr_counter_field and va_list_fpr_counter_field.
11510 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
11513 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
11514 * config/aarch64/aarch64.c
11515 (aarch64_cannot_change_mode_class): Remove function.
11516 * config/aarch64/aarch64-protos.h
11517 (aarch64_cannot_change_mode_class): Remove.
11519 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11521 * cfgloop.c (record_niter_bound): Record likely upper bounds.
11522 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
11523 get_likely_max_loop_iterations_int): New.
11524 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
11525 any_likely_upper_bound.
11526 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
11528 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
11529 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
11531 (unroll_loop_constant_iterations): Likewise.
11532 (unroll_loop_runtime_iterations): Likewise.
11533 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
11534 * lto-streamer-out.c (output_cfg): Likewise.
11535 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
11537 (canonicalize_loop_induction_variables): Dump likely upper bounds.
11538 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
11539 (likely_max_loop_iterations): New.
11540 (likely_max_loop_iterations_int): New.
11541 (likely_max_stmt_executions): New.
11542 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
11543 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
11544 likely_max_stmt_executions): Declare.
11546 2016-05-27 Marek Polacek <polacek@redhat.com>
11548 PR middle-end/71308
11549 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
11551 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11553 * config/s390/s390.md (2x risbg splitters): Use
11554 reg_overlap_mentioned_p instead of rtx_equal_p.
11556 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
11558 * combine.c (make_compound_operation): Take known zero bits into
11559 account when checking for possible zero_extend.
11561 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11563 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
11564 Use const_int_operand for operand 2 predicate. Simplify expand code
11567 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
11569 PR middle-end/71279
11570 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
11573 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11575 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
11576 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
11577 that returns CC_SESWPmode and CC_ZESWPmode.
11578 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
11580 (aarch64_rtx_costs): Likewise.
11582 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11584 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
11585 for ISA 3.0 min/max support.
11586 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
11587 conditional move support.
11588 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
11589 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
11591 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
11592 conditional moves where the comparison type is different from move
11594 (fp_minmax): New code iterator for smin/smax.
11595 (minmax): New code attributes for min/max.
11596 (SMINMAX): Likewise.
11597 (smax<mode>3): Combine min, max insns into one insn using the
11598 fp_minmax code iterator. Add support for ISA 3.0 min/max
11599 instructions that don't need -ffast-math.
11600 (s<minmax><mode>3): Likewise.
11601 (smax<mode>3_vsx): Likewise.
11602 (smin<mode>3): Likewise.
11603 (s<minmax><mode>3_vsx): Likewise.
11604 (smin<mode>3_vsx): Likewise.
11605 (pre-VSX min/max splitters): Likewise.
11606 (s<minmax><mode>3_fpr): Likewise.
11607 (movsfcc): Rewrite floating point conditional moves to combine
11608 SFmode/DFmode into a single insn.
11609 (mov<mode>cc): Likewise.
11610 (movdfcc): Likewise.
11611 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
11612 SFDF2 iterators to handle all combinations.
11613 (fseldfsf4): Likewise.
11614 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
11615 (fseldfdf4): Likewise.
11616 (fselsfdf4): Likewise.
11617 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
11618 comparison instructions that set a 0/-1 mask, and use it for
11619 floating point conditional move via XXSEL.
11620 (fpmask<mode>): Likewise.
11621 (xxsel<mode>): Likewise.
11622 * config/rs6000/predicates.md (min_max_operator): Delete, no
11624 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
11625 instructions that generate a 0/-1 mask for use with XXSEL.
11626 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
11627 say whether floating point min/max is available, either through
11628 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
11629 (TARGET_MINMAX_DF): Likewise.
11631 2016-05-27 Alan Modra <amodra@gmail.com>
11633 PR rtl-optimization/71275
11634 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
11635 for update_equiv_regs and combine_and_move_insns.
11637 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
11639 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
11640 if_then_else or cond RTXes to calculate attribute value.
11641 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
11642 <attr "length_immediate>: Ditto.
11643 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
11644 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
11645 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
11646 <attr "type">: Ditto.
11647 <attr "prefix_data16">: Ditto.
11648 <attr "prefix_extra">: Ditto.
11649 <attr "length_immediate">: Ditto.
11650 <attr "prefix">: Ditto.
11651 (vec_set<mode>_0) <attr "isa">: Ditto.
11652 <attr "prefix_extra">: Ditto.
11653 <attr "length_immediate">: Ditto.
11654 <attr "prefix">: Ditto.
11655 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
11656 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
11657 (sse2_storelpd) <attr "prefix_data16">: Ditto.
11658 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
11659 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
11660 <attr "length_immediate">: Ditto.
11661 <attr "prefix">: Ditto.
11662 (sse2_movsd) <attr "length_immediate">: Ditto.
11663 <attr "prefix">: Ditto.
11664 (vec_concatv2df) <attr "isa">: Ditto.
11665 <attr "prefix">: Ditto.
11666 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
11667 (*vec_extractv2di_1) <attr "isa">: Ditto.
11668 <attr "type">: Ditto.
11669 <attr "length_immediate">: Ditto.
11670 <attr "prefix_rex">: Ditto.
11671 <attr "prefix_extra">: Ditto.
11672 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
11673 <attr "prefix_extra">: Ditto.
11674 <attr "length_immediate">: Ditto.
11675 (vec_concatv2di) <attr "isa">: Ditto.
11676 <attr "prefix_extra">: Ditto.
11677 <attr "length_immediate">: Ditto.
11678 <attr "prefix">: Ditto.
11680 2016-05-26 Martin Liska <mliska@suse.cz>
11682 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
11684 (operator+): Likewise.
11685 (operator-): Likewise.
11686 (comp_cost::operator+=): Likewise.
11687 (comp_cost::operator-=): Likewise.
11688 (comp_cost::operator/=): Likewise.
11689 (comp_cost::operator*=): Likewise.
11690 (operator<): Likewise.
11691 (operator==): Likewise.
11692 (operator<=): Likewise.
11693 (new_cost): Remove.
11694 (infinite_cost_p): Likewise.
11695 (add_costs): Likewise.
11696 (sub_costs): Likewise.
11697 (compare_costs): Likewise.
11698 (set_group_iv_cost): Use the newly introduced functions.
11699 (get_address_cost): Likewise.
11700 (get_shiftadd_cost): Likewise.
11701 (force_expr_to_var_cost): Likewise.
11702 (split_address_cost): Likewise.
11703 (ptr_difference_cost): Likewise.
11704 (difference_cost): Likewise.
11705 (get_computation_cost_at): Likewise.
11706 (determine_group_iv_cost_generic): Likewise.
11707 (determine_group_iv_cost_address): Likewise.
11708 (determine_group_iv_cost_cond): Likewise.
11709 (autoinc_possible_for_pair): Likewise.
11710 (determine_group_iv_costs): Likewise.
11711 (cheaper_cost_pair): Likewise.
11712 (iv_ca_recount_cost): Likewise.
11713 (iv_ca_set_no_cp): Likewise.
11714 (iv_ca_set_cp): Likewise.
11715 (iv_ca_cost): Likewise.
11716 (iv_ca_new): Likewise.
11717 (iv_ca_dump): Likewise.
11718 (iv_ca_narrow): Likewise.
11719 (iv_ca_prune): Likewise.
11720 (iv_ca_replace): Likewise.
11721 (try_add_cand_for): Likewise.
11722 (try_improve_iv_set): Likewise.
11723 (find_optimal_iv_set): Likewise.
11725 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
11727 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
11728 that internal functions will clobber all caller-saved registers.
11730 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
11732 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
11733 Return a better case_values_threshold when optimizing.
11735 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
11737 * config/aarch64/aarch64-simd.md (aarch64_combinez):
11738 Add ? to integer variant.
11739 (aarch64_combinez_be): Likewise.
11741 2016-05-26 Jakub Jelinek <jakub@redhat.com>
11743 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
11744 instead of x constraint.
11745 (vcvtps2ph256<mask_name>): Likewise.
11747 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
11748 alternative. Formatting fix.
11750 * config/i386/sse.md
11751 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
11753 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
11754 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
11755 maybe_evex prefix instead of vex.
11756 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
11757 EXT_REX_SSE_REG_P (op0) case in the splitter.
11759 2016-05-25 Jeff Law <law@redhat.com>
11761 PR tree-optimization/71272
11762 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
11763 Update comments. Add test for empty path.
11765 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
11767 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
11768 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
11769 special case builtin.
11770 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11771 code for ALTIVEC_BUILTIN_VEC_CMPNE.
11772 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11773 for __builtin_vec_cmpne.
11775 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
11777 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
11778 redundant test and bail out if the type of the new operand is not
11779 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
11781 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
11783 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
11784 (x_ix86_target_flags_explicit): Remove.
11785 * config/i386/i386.c (ix86_function_specific_save): Do not copy
11786 x_ix86_target_flags_explicit.
11787 (ix86_function_specific_restore): Ditto.
11789 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
11790 H.J. Lu <hongjiu.lu@intel.com>
11793 * common/config/i386/i386-common.c
11794 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
11795 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
11796 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
11797 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
11798 (-mgeneral-regs-only): Add new option.
11799 * config/i386/i386.c (ix86_option_override_internal): Don't enable
11800 x87 instructions if only general registers are allowed.
11801 (ix86_target_string): Add ix86_flags argument. Handle additional
11802 flags options through ix86_flags argument. Update all callers.
11803 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
11805 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11807 PR rtl-optimization/66940
11808 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
11809 decrementing desired_val will not overflow before performing these
11812 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
11814 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
11815 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
11816 * config/i386/i386.c (enum ix86_builtins): Add
11817 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
11818 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
11819 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
11820 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
11821 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
11822 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
11823 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
11824 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
11825 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
11826 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
11827 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
11828 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
11829 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
11830 __builtin_ia32_cvtps2dq512_mask.
11831 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
11832 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
11833 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
11834 * config/i386/sse.md
11835 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
11837 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
11838 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
11840 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
11841 (avx512f_vec_pack_sfix_v8df): New define_expand.
11842 (avx512f_roundpd512): Rename to ...
11843 (avx512f_round<castmode>512): ... this. Change iterator.
11844 (avx512f_roundps512_sfix): New define_expand.
11845 (round<mode>2_sfix): Change iterator.
11847 2016-05-25 Nick Clifton <nickc@redhat.com>
11849 * config/msp430/msp430.c (msp430_attr): Produce an error if a
11850 static interrupt handler is detected.
11851 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
11852 default linker script.
11853 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
11854 the low part of a symbolic pointer.
11856 2016-05-25 Richard Biener <rguenther@suse.de>
11858 PR tree-optimization/71261
11859 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
11860 interesting stmt instead of immediate uses when looking
11861 for the use operand to replace.
11863 2016-05-25 Martin Liska <mliska@suse.cz>
11865 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
11867 2016-05-25 Richard Biener <rguenther@suse.de>
11869 PR tree-optimization/71264
11870 * tree-vect-stmts.c (vect_init_vector): Properly deal with
11873 2016-05-25 Martin Liska <mliska@suse.cz>
11875 PR tree-optimization/71239
11876 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
11877 if DECL_SIZE is NULL.
11879 2016-05-25 Richard Biener <rguenther@suse.de>
11881 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
11882 * tree-if-conv.c (pass_data_if_conversion): Use it.
11884 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11886 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
11887 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
11888 * varpool.c (varpool_node::get_availability): Likewise.
11890 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11892 * config/rs6000/altivec.md (VNEG iterator): New iterator for
11893 VNEGW/VNEGD instructions.
11894 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
11895 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
11896 support for ISA 3.0 VNEGW/VNEGD instructions.
11898 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
11900 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
11901 pointers inside OACC_DATA regions.
11902 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
11903 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
11904 (gimplify_adjust_omp_clauses): Fix typo in comment.
11906 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11908 * config/rs6000/altivec.md (VParity): New mode iterator for vector
11909 parity built-in functions.
11910 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
11912 (p9v_parity<mode>2): Likewise.
11913 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
11915 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
11916 (parity<mode>2): ISA 3.0 expander for vector parity.
11917 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
11919 (BU_P9_64BIT_MISC_0): Likewise.
11920 (BU_P9_MISC_0): Likewise.
11921 (BU_P9V_AV_1): Likewise.
11922 (BU_P9V_AV_2): Likewise.
11923 (BU_P9V_AV_3): Likewise.
11924 (BU_P9V_AV_P): Likewise.
11925 (BU_P9V_VSX_1): Likewise.
11926 (BU_P9V_OVERLOAD_1): Likewise.
11927 (BU_P9V_OVERLOAD_2): Likewise.
11928 (BU_P9V_OVERLOAD_3): Likewise.
11929 (VCTZB): Add vector count trailing zeros support.
11933 (VPRTYBD): Add vector parity support.
11934 (VPRTYBQ): Likewise.
11935 (VPRTYBW): Likewise.
11936 (VCTZ): Add overloaded vector count trailing zeros support.
11937 (VPRTYB): Add overloaded vector parity support.
11938 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11939 overloaded vector count trailing zeros and parity instructions.
11940 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
11941 vector parity support.
11942 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
11943 trailing zeros support.
11944 (vec_cntlz): Likewise.
11945 (vec_vctzb): Likewise.
11946 (vec_vctzd): Likewise.
11947 (vec_vctzh): Likewise.
11948 (vec_vctzw): Likewise.
11949 (vec_vprtyb): Add ISA 3.0 vector parity support.
11950 (vec_vprtybd): Likewise.
11951 (vec_vprtybw): Likewise.
11952 (vec_vprtybq): Likewise.
11953 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11954 the ISA 3.0 vector count trailing zeros and vector parity built-in
11957 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11959 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
11960 when there is stmt_to_insert.
11962 2016-05-24 Martin Sebor <msebor@redhat.com>
11965 * tree.h (complete_or_array_type_p): New inline function.
11967 2016-05-24 Jakub Jelinek <jakub@redhat.com>
11969 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
11970 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
11971 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
11973 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
11974 Limit 1st alternative to noavx isa, split 2nd alternative into one
11975 noavx and one avx alternative, use *x and Bm in the former and
11976 x and m in the latter.
11978 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
11979 of sse4 for the first alternative, drop %v from the template
11980 and d operand modifier. Split second alternative into one sse4_noavx
11981 and one avx alternative, use *x instead of *v in the former and v
11982 instead of *v in the latter.
11983 (*sse4_1_extractps): Use noavx isa instead of * for the first
11984 alternative, drop %v from the template. Split second alternative into
11985 one noavx and one avx alternative, use *x instead of *v in the
11986 former and v instead of *v in the latter.
11987 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
11988 with noavx and the last one with avx.
11989 (sse4_1_phminposuw): Guard first alternative with noavx isa,
11990 split the second one into one noavx and one avx alternative,
11991 use *x and Bm in the former and x and m in the latter one.
11992 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
11995 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
11996 first two alternatives to noavx, use *x instead of *v in the second
11997 one, add avx alternative without *.
11998 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
11999 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
12000 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
12002 2016-05-24 Jeff Law <law@redhat.com>
12004 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
12005 New function, extracted from...
12006 (fsm_find_control_statement_thread_paths): Here. Use the new function.
12007 Allow simple copies and constant initializations in the SSA chain.
12009 2016-05-24 Marek Polacek <polacek@redhat.com>
12012 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
12015 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12018 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
12019 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
12020 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
12021 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
12022 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
12024 2016-05-24 Richard Biener <rguenther@suse.de>
12026 PR tree-optimization/71240
12027 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
12030 2016-05-24 Richard Biener <rguenther@suse.de>
12032 PR tree-optimization/71230
12033 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
12035 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12037 * tree-vectorizer.h (vectorizable_comparison): Delete.
12038 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
12039 PURE_SLP_STMT check.
12040 * tree-vect-stmts.c (vectorizable_call): Likewise.
12041 (vectorizable_simd_clone_call): Likewise.
12042 (vectorizable_conversion): Likewise.
12043 (vectorizable_assignment): Likewise.
12044 (vectorizable_shift): Likewise.
12045 (vectorizable_operation): Likewise.
12046 (vectorizable_load): Likewise.
12047 (vectorizable_condition): Likewise.
12048 (vectorizable_store): Likewise. Assert that we don't have
12050 (vectorizable_comparison): Make static. Remove redundant
12051 PURE_SLP_STMT check.
12052 (vect_transform_stmt): Assert that we always have an slp_node
12055 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12057 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
12058 operands[2] against 1 with comparison against CONST1_RTX.
12059 (<shift>di3_neon): Likewise.
12060 * config/arm/predicates.md (const0_operand): Replace with comparison
12061 against CONST0_RTX.
12063 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12065 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
12066 operands[2] against 1 with comparison against CONST1_RTX.
12067 (ashrdi3): Likewise.
12068 (lshrdi3): Likewise.
12069 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
12071 (ashrsi3): Likewise.
12072 (lshrsi3): Likewise.
12073 (rotrsi3): Likewise.
12074 (define_split above *compareqi_eq0): Likewise.
12075 (define_split above "prologue"): Likewise.
12076 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
12077 * config/arm/predicates.md (shift_operator): Likewise.
12078 (shift_nomul_operator): Likewise.
12079 (sat_shift_operator): Likewise.
12080 (thumb1_cmp_operand): Likewise.
12081 (const_neon_scalar_shift_amount_operand): Replace manual range
12082 check with IN_RANGE.
12083 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
12084 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
12086 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12088 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
12089 with HOST_WIDE_INT_1.
12091 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
12092 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
12093 (arm_canonicalize_comparison): Likewise.
12094 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
12096 (thumb1_size_rtx_costs): Likewise.
12097 (vfp_const_double_index): Replace cast of 1 to unsigned
12098 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12099 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
12101 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
12102 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12103 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
12104 HOST_WIDE_INT with HOST_WIDE_INT_1.
12106 2016-05-24 Marek Polacek <polacek@redhat.com>
12108 * tree-cfg.h (should_remove_lhs_p): New predicate.
12109 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
12110 * gimplify.c (gimplify_modify_expr): Likewise.
12111 * tree-cfg.c (verify_gimple_call): Likewise.
12112 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
12113 * gimple-fold.c: Include "tree-cfg.h".
12114 (gimple_fold_call): Use should_remove_lhs_p.
12116 2016-05-24 Richard Biener <rguenther@suse.de>
12118 PR tree-optimization/71253
12119 * cfganal.h (control_dependences): Make robust against edge
12121 (control_dependences::control_dependences): Remove edge_list argument.
12122 (control_dependences::get_edge): Remove.
12123 (control_dependences::get_edge_src): Add.
12124 (control_dependences::get_edge_dest): Likewise.
12125 (control_dependences::m_el): Make a vector of edge src/dest index.
12126 * cfganal.c (control_dependences::find_control_dependence): Adjust.
12127 (control_dependences::control_dependences): Likewise.
12128 (control_dependences::~control_dependence): Likewise.
12129 (control_dependences::get_edge): Remove.
12130 (control_dependences::get_edge_src): Add.
12131 (control_dependences::get_edge_dest): Likewise.
12132 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
12134 (perform_tree_ssa_dce): Adjust.
12135 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
12137 (pass_loop_distribution::execute): Adjust. Do loop destroying
12138 conditional on changed.
12140 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12143 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
12144 return. Reindent transformation comment and mention the ARM state
12147 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12149 PR middle-end/71252
12150 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
12151 after build_and_add_sum creates new use stmt.
12153 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12155 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
12156 load_lanes/grouped_load classification comes first. Don't check
12157 whether the vectorization factor is a multiple of the group size
12160 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12162 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
12163 GROUP_GAP for single-element interleaving.
12164 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
12167 2016-05-24 Richard Biener <rguenther@suse.de>
12169 PR middle-end/70434
12171 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
12172 bases which are accessed with non-invariant indices.
12173 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
12174 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
12176 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12178 PR middle-end/71170
12179 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
12180 (add_to_ops_vec): Add stmt_to_insert.
12181 (add_repeat_to_ops_vec): Init stmt_to_insert.
12182 (insert_stmt_before_use): New.
12183 (transform_add_to_multiply): Remove mult_stmt insertion and add it
12185 (get_ops): Init stmt_to_insert.
12186 (maybe_optimize_range_tests): Likewise.
12187 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
12188 (rewrite_expr_tree_parallel): Likewise.
12189 (reassociate_bb): Likewise.
12191 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12194 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
12195 ISA 3.0 xxperm fusion alternative.
12196 (altivec_vperm_v8hiv16qi): Likewise.
12197 (altivec_vperm_<mode>_uns_internal): Likewise.
12198 (vperm_v8hiv4si): Likewise.
12199 (vperm_v16qiv8hi): Likewise.
12201 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12202 Kelvin Nilsen <kelvin@gcc.gnu.org>
12204 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
12205 vpermr/xxpermr on ISA 3.0.
12206 (altivec_expand_vec_perm_le): Likewise.
12207 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
12208 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
12211 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
12213 * config/i386/i386.h (IS_STACK_MODE): Enable for
12214 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
12215 SSE_FLOAT_MODE_P macros.
12216 * config/i386/i386.c (ix86_preferred_reload_class): Use
12217 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
12218 Cleanup regclass processing for CONST_DOUBLE_P.
12219 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
12220 (ix86_rtx_costs): Remove redundant TARGET_80387 check
12221 with IS_STACK_MODE macro.
12222 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
12224 (*movdf_internal): Use IS_STACK_MODE macro.
12225 (*movsf_internal): Ditto.
12227 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
12229 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
12230 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
12232 2016-05-23 Jeff Law <law@redhat.com>
12234 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
12236 (fsm_find_control_statement_thread_paths): Call it.
12238 2016-05-23 Martin Jambor <mjambor@suse.cz>
12241 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
12242 from_global_constant if t is not NULL.
12244 2016-05-23 Marek Polacek <polacek@redhat.com>
12247 * common.opt (Wswitch-unreachable): New option.
12248 * doc/invoke.texi: Document -Wswitch-unreachable.
12249 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
12252 2016-05-23 Bin Cheng <bin.cheng@arm.com>
12254 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
12255 TMR_INDEX is non-NULL.
12257 2016-05-23 Richard Biener <rguenther@suse.de>
12259 PR tree-optimization/71230
12260 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
12261 (try_special_add_to_ops): ... here. Always test for single-use.
12263 2016-05-23 Martin Jambor <mjambor@suse.cz>
12265 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
12266 default block if a PHI node in the original one would be resized.
12268 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12270 PR tree-optimization/58135
12271 * tree-vect-slp.c: When group size is not multiple
12272 of vector size, allow splitting of store group at
12275 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
12277 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
12279 2016-05-22 Jakub Jelinek <jakub@redhat.com>
12281 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12282 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
12283 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
12286 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
12287 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
12288 v constraint instead of x and vinserti32x4 insn.
12290 * config/i386/sse.md (i128vldq): New mode iterator.
12291 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
12292 avx512dq and avx512vl alternatives.
12294 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
12295 constraint, use maybe_evex prefix instead of vex.
12296 (vec_dupv4sf): Use v constraint instead of x for output
12297 operand except for noavx alternative, use Yv constraint
12298 instead of x for input. Use maybe_evex prefix instead of vex.
12299 (*vec_dupv4si): Likewise.
12300 (*vec_dupv2di): Likewise.
12302 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12304 PR middle-end/40921
12305 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
12306 (linearize_expr_tree): Call try_special_add_to_ops.
12307 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
12309 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12311 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
12312 to computed stack_usage.
12314 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12317 * config/avr/avr.md (define_expand "mov<mode>"): If the source
12318 operand is subreg (symbol_ref) then move the symbol ref to register.
12320 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
12322 * tree.c (array_at_struct_end_p): Look through MEM_REF.
12324 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12326 PR middle-end/71179
12327 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
12330 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
12332 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
12333 ranges by calling get_single_symbol and tidy up. Look more closely
12334 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
12336 2016-05-20 Jeff Law <law@redhat.com>
12338 * bitmap.c (bitmap_find_bit): Remove useless test.
12340 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
12342 * function.c (thread_prologue_and_epilogue_insns): Commit the
12343 insertion of the epilogue.
12345 2016-05-20 Martin Jambor <mjambor@suse.cz>
12347 PR tree-optimization/70884
12348 * tree-sra.c (initialize_constant_pool_replacements): Do not check
12349 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
12350 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
12351 of constant pool data as a reason for scalarization.
12353 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
12355 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
12356 for naked functions.
12357 (thumb1_expand_prologue): Likewise.
12359 2016-05-20 Nathan Sidwell <nathan@acm.org>
12361 * config/nvptx/nptx.c (nvptx_option_override): Only set
12362 flag_toplevel_reorder, if not explicitly specified. Set
12363 flag_no_common, unless explicitly specified.
12365 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12367 * calls.c (can_implement_as_sibling_call_p): Mark param
12368 reg_parm_stack_space with ATTRIBUTE_UNUSED.
12370 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
12372 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
12373 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
12374 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
12376 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
12377 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
12378 and CASE_CONST_ANY.
12380 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
12382 * config/nvptx/nvptx.md (sincossf3): New pattern.
12384 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12386 * calls.c (maybe_complain_about_tail_call): New function.
12387 (initialize_argument_information): Call
12388 maybe_complain_about_tail_call when clearing *may_tailcall.
12389 (can_implement_as_sibling_call_p): Call
12390 maybe_complain_about_tail_call when returning false.
12391 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
12392 ensure try_tail_call is set. Call maybe_complain_about_tail_call
12393 if tail-call optimization fails.
12394 * cfgexpand.c (expand_call_stmt): Initialize
12395 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
12396 * gimple-pretty-print.c (dump_gimple_call): Dump
12397 gimple_call_must_tail_p.
12398 * gimple.c (gimple_build_call_from_tree): Call
12399 gimple_call_set_must_tail with the value of
12400 CALL_EXPR_MUST_TAIL_CALL.
12401 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
12402 (gimple_call_set_must_tail): New function.
12403 (gimple_call_must_tail_p): New function.
12404 * print-tree.c (print_node): Update printing of TREE_STATIC
12405 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
12406 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
12407 trailing comment listing applicable flags.
12408 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
12410 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12412 * calls.c (expand_call): Move "Rest of purposes for tail call
12413 optimizations to fail" to...
12414 (can_implement_as_sibling_call_p): ...this new function, and
12415 split into multiple "if" statements.
12417 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12419 * cfgloop.h (expected_loop_iterations_unbounded,
12420 expected_loop_iterations): Unconstify.
12421 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
12422 profile with known upper bound; return 3 when profile is absent.
12423 (expected_loop_iterations): Update.
12425 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12427 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
12428 and get_max_loop_iterations_int.
12430 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12432 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
12433 realistic upper bounds here.
12435 2016-05-20 Jakub Jelinek <jakub@redhat.com>
12438 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
12439 calls if the LHS is variable length or has addressable type.
12440 If targets[0]->decl is a noreturn call with void return type and
12441 zero arguments, adjust fntype and remove lhs in that case.
12443 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
12445 PR tree-optimization/71079
12446 PR tree-optimization/71206
12447 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
12449 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12451 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
12452 (get_vec_alignment_for_array_decl): Likewise.
12453 (get_vec_alignment_for_record_decl): Likewise.
12454 (increase_alignment::execute): Move code to find alignment to
12455 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
12456 (type_align_map): New hash_map.
12458 2016-05-20 Richard Guenther <rguenther@suse.de>
12460 PR tree-optimization/29756
12461 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
12462 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
12463 * fold-const.c (operand_equal_p): Likewise.
12464 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
12465 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
12466 * tree-inline.c (estimate_operator_cost): Likewise.
12467 * tree-pretty-print.c (dump_generic_node): Likewise.
12468 * tree-ssa-operands.c (get_expr_operands): Likewise.
12469 * cfgexpand.c (expand_debug_expr): Likewise.
12470 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
12471 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
12472 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
12473 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
12474 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
12475 (execute_update_addresses_taken): Do it.
12477 2016-05-20 Richard Biener <rguenther@suse.de>
12479 PR tree-optimization/71185
12480 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
12481 register operations.
12483 2016-05-20 Richard Biener <rguenther@suse.de>
12485 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
12486 gimple_seq_add_seq_without_update.
12487 (release_bb_predicate): Assert we have no operands to free.
12488 (if_convertible_loop_p_1): Calculate post dominators later.
12489 Do not free BB predicates here.
12490 (combine_blocks): Do not recompute BB predicates.
12491 (version_loop_for_if_conversion): Save BB predicates around
12494 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12496 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
12497 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
12498 code. Ignore sibcalls on EDGE_IGNORE edges.
12499 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
12500 on edges for sibcalls that run without prologue. The rest of the
12501 function is combined from...
12502 (fix_fake_fallthrough_edge): ... this, and ...
12503 (try_shrink_wrapping): ... a part of this. Remove the bb_with
12504 function argument, make it a local variable.
12506 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
12508 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
12509 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
12510 for 32-bit mode and SEH for 64-bit.
12511 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
12512 TARGET_64BIT_DEFAULT.
12514 2016-05-19 Ryan Burn <contact@rnburn.com>
12516 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
12517 * gengtype.c (open_base_files): Add cilk.h to ifiles.
12519 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
12521 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
12522 force pending loads from memory.
12524 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
12526 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
12527 (UNSPEC_DARN_32): New unspec constant.
12528 (UNSPEC_DARN_RAW): New unspec constant.
12529 (darn_32): New instruction.
12530 (darn_raw): New instruction.
12531 (darn): New instruction.
12532 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
12533 support and documentation for this macro.
12534 (BU_P9_MISC_1): New macro definition.
12535 (BU_P9_64BIT_MISC_0): New macro definition.
12536 (BU_P9_MISC_0): New macro definition.
12537 (darn_32): New builtin definition.
12538 (darn_raw): New builtin definition.
12539 (darn): New builtin definition.
12540 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
12541 RS6000_BUILTIN_0 directives to surround each occurrence of
12542 #include "rs6000-builtin.def".
12543 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
12544 RS6000_BTM_64BIT flags to the returned mask, depending on
12546 (def_builtin): Correct an error in the assignments made to the
12547 debugging variable attr_string.
12548 (rs6000_expand_builtin): Add support for no-operand built-in
12550 (builtin_function_type): Remove fatal_error assertion that is no
12552 (rs6000_common_init_builtins): Add support for no-operand built-in
12554 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
12556 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
12558 (RS6000_BTM_64BIT): New macro definition.
12559 * doc/extend.texi: Document __builtin_darn (void),
12560 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
12563 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
12565 * tree-vect-loop.c (vect_analyze_loop_2): Use also
12566 max_loop_iterations_int.
12568 2016-05-19 Marek Polacek <polacek@redhat.com>
12570 PR tree-optimization/71031
12571 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
12572 condition and adjust the code a bit.
12574 2016-05-19 Martin Liska <mliska@suse.cz>
12576 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
12577 auto_vec instead of vec.
12579 2016-05-19 Martin Liska <mliska@suse.cz>
12581 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
12583 2016-05-19 Martin Liska <mliska@suse.cz>
12585 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
12587 2016-05-19 Martin Liska <mliska@suse.cz>
12589 * ipa-pure-const.c (set_function_state): Remove an existing
12591 (remove_node_data): Do not free it as it's released
12592 in set_function_state.
12594 2016-05-19 Martin Liska <mliska@suse.cz>
12596 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
12599 2016-05-19 Martin Liska <mliska@suse.cz>
12601 * omp-simd-clone.c (simd_clone_adjust): Release vector.
12603 2016-05-19 Martin Liska <mliska@suse.cz>
12605 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
12606 an auto_vec instead of re-creating it.
12608 2016-05-19 Martin Liska <mliska@suse.cz>
12610 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
12611 auto_vec instead of vec.
12613 2016-05-19 Martin Liska <mliska@suse.cz>
12615 * lto-section-in.c (lto_get_section_data): Call
12616 lto_check_version with additional argument.
12617 * lto-streamer.c (lto_check_version): Add new argument.
12618 * lto-streamer.h (lto_check_version): Likewise.
12620 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12622 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
12623 Don't add cost of inner memory when handling sign-extended loads.
12625 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
12627 PR rtl-optimization/71148
12628 * cse.c (cse_main): Free dominance info.
12629 (rest_of_handle_cse): Don't free dominance info.
12630 (rest_of_handle_cse2): Likewise.
12631 (rest_of_handle_cse_after_global_opts): Likewise.
12633 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12636 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
12637 NULL_TREE early if NEON is not available. Remove now redundant check
12638 in ARM_CHECK_BUILTIN_MODE.
12640 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
12643 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
12644 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
12645 * doc/cpp.texi: Document new macros.
12647 2016-05-19 Bin Cheng <bin.cheng@arm.com>
12649 PR tree-optimization/69848
12650 * tree-vect-loop.c (vectorizable_reduction): Don't factor
12651 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
12653 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12655 * function.c (thread_prologue_and_epilogue_insn): Move the
12656 "goto epilogue_done" one block later.
12658 2016-05-19 Richard Biener <rguenther@suse.de>
12660 PR tree-optimization/70729
12661 * passes.def: Move LIM pass before PRE. Remove no longer
12662 required copyprop and move first DCE out of the loop pipeline.
12664 2016-05-18 David Malcolm <dmalcolm@redhat.com>
12667 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
12668 (OBJS-libcommon-target): ...here.
12669 * opts-common.c: Include spellcheck.h.
12670 (cmdline_handle_error): Build a vec of valid options and use it
12671 to suggest provide hints for misspelled arguments.
12673 2016-05-18 Jakub Jelinek <jakub@redhat.com>
12676 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
12677 lhs if it has TREE_ADDRESSABLE type.
12679 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
12682 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
12683 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
12685 2016-05-18 Martin Jambor <mjambor@suse.cz>
12688 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
12689 input for NOP_EXPR pass-through functions.
12690 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
12691 aggregate global constant VAR_DECLs in constant jump functions.
12693 2016-05-18 Martin Jambor <mjambor@suse.cz>
12696 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
12697 from TREE_READONLY parameters.
12699 2016-05-18 Martin Jambor <mjambor@suse.cz>
12702 * cgraph.h (cgraph_indirect_call_info): New field
12703 guaranteed_unmodified.
12704 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
12705 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
12707 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
12708 pass the parameter value to ipa_find_agg_cst_for_param.
12709 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
12710 guaranteed_unmodified, store AA results there instead of bailing out
12712 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
12713 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
12714 (find_constructor_constant_at_offset): New function.
12715 (ipa_find_agg_cst_from_init): Likewise.
12716 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
12717 static initializers of contants, report back through a new paameter
12718 from_global_constant if that was the case.
12719 (try_make_edge_direct_simple_call): Also pass parameter value to
12720 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
12722 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
12723 (ipa_read_indirect_edge_info): Likewise.
12724 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
12725 (ipa_load_from_parm_agg): Likewise.
12727 2016-05-18 Jiong Wang <jiong.wang@arm.com>
12729 PR rtl-optimization/71150
12730 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
12733 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12736 * config/rs6000/constraints.md (wE constraint): New constraint
12737 for a vector constant that can be loaded with XXSPLTIB.
12738 (wM constraint): New constraint for a vector constant of a 1's.
12739 (wS constraint): New constraint for a vector constant that can be
12740 loaded with XXSPLTIB and a vector sign extend instruction.
12741 * config/rs6000/predicates.md (xxspltib_constant_split): New
12742 predicates for wE/wS constraints.
12743 (xxspltib_constant_nosplit): Likewise.
12744 (easy_vector_constant): Add support for constants that can be
12745 loaded via XXSPLTIB.
12746 (all_ones_constant): New predicate for vector constant with all
12748 (splat_input_operand): Add support for ISA 3.0 word splat operations.
12749 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
12750 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
12751 instruction and possibly with a sign extension.
12752 (output_vec_const_move): Add support for XXSPLTIB. If we are
12753 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
12754 instead of XXLXOR/XXLORC.
12755 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
12757 (rs6000_legitimize_reload_address): Likewise.
12758 (rs6000_output_move_128bit): Use output_vec_const_move to emit
12760 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
12761 combine VSX_M and VSX_M2 into one iterator.
12762 (VSX_M2): Likewise.
12763 (VSINT_84): New iterators for loading constants with XXSPLTIB.
12764 (VSINT_842): Likewise.
12765 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
12766 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
12767 XXSPLTIB instruction.
12768 (xxspltib_<mode>_nosplit): Likewise.
12769 (xxspltib_<mode>_split): New insn to load up constants with
12770 XXSPLTIB and a sign extend instruction.
12771 (vsx_mov<mode>): Replace single move that handled all vector types
12772 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
12773 moves (when -mvsx-timode is in effect) into the main vector
12774 moves. Eliminate separate moves for <VSr> <VSa>, where the
12775 preferred register class (<VSr>) is listed first, and the
12776 secondary register class (<VSa>) is listed second with a '?' to
12777 discourage use. Prefer loading 0/-1 in any VSX register for ISA
12778 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
12779 that if the register was involved in a slow operation, the
12780 clear/set operation does not wait for the slow operation to
12781 finish. Adjust the length attributes for 32-bit mode. Use
12782 rs6000_output_move_128bit and drop the use of the string
12783 instructions for 32-bit movti when -mvsx-timode is in effect. Use
12784 spacing so that the alternatives and attributes don't generate
12785 long lines, and put things in columns, so that it is easier to
12786 match up the operands and attributes with the insn alternatives.
12787 (vsx_mov<mode>_64bit): Likewise.
12788 (vsx_mov<mode>_32bit): Likewise.
12789 (vsx_movti_64bit): Fold movti into normal vector moves.
12790 (vsx_movti_32bit): Likewise.
12791 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
12792 splat instructions.
12793 (vsx_splat_v4si_internal): Likewise.
12794 (vsx_splat_v4sf_internal): Likewise.
12795 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
12796 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
12797 extend vector elements.
12798 (vsx_sign_extend_hi_<mode>): Likewise.
12799 (vsx_sign_extend_si_v2di): Likewise.
12800 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
12802 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
12803 constraints. Add trailing period to wL documentation.
12805 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
12807 PR middle-end/71020
12808 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
12809 * tree-dfa.c (replace_abnormal_ssa_names): New function.
12810 * tree-call-cdce.c: Include tree-dfa.h.
12811 (can_guard_call_p): New function, extracted from...
12812 (can_use_internal_fn): ...here.
12813 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
12815 (shrink_wrap_one_built_in_call): Likewise.
12816 (use_internal_fn): Likewise.
12817 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
12818 and return void. Call replace_abnormal_ssa_names.
12819 (pass_call_cdce::execute): Check can_guard_call_p during the
12820 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
12821 will always change something.
12823 2016-05-18 Martin Jambor <mjambor@suse.cz>
12826 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
12827 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
12829 2016-05-18 Martin Jambor <mjambor@suse.cz>
12832 * ipa-inline.h (condition): New field size.
12833 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
12834 for comaprison and store it into the new condition.
12835 (evaluate_conditions_for_known_args): Use condition size to check
12836 access sizes for all but CHANGED conditions.
12837 (unmodified_parm_1): New parameter size_p, store access size into it.
12838 (unmodified_parm): Likewise.
12839 (unmodified_parm_or_parm_agg_item): Likewise.
12840 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
12841 (set_cond_stmt_execution_predicate): Extract access sizes and store
12842 them to conditions.
12843 (set_switch_stmt_execution_predicate): Likewise.
12844 (will_be_nonconstant_expr_predicate): Likewise.
12845 (will_be_nonconstant_predicate): Likewise.
12846 (inline_read_section): Stream condition size.
12847 (inline_write_summary): Likewise.
12849 2016-05-18 Richard Biener <rguenther@suse.de>
12851 * tree-ssa-loop-im.c (determine_max_movement): Properly add
12852 condition cost to PHI cost instead of total_cost.
12854 2016-05-18 Martin Liska <mliska@suse.cz>
12857 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
12860 2016-05-18 Richard Biener <rguenther@suse.de>
12862 * lto-streamer.h (LTO_major_version): Bump to 6.
12864 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
12866 * function.c (make_split_prologue_seq, make_prologue_seq,
12867 make_epilogue_seq): New functions, factored out from...
12868 (thread_prologue_and_epilogue_insns): Here.
12870 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
12872 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
12873 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
12874 of before. Add a comment.
12876 2016-05-18 Bin Cheng <bin.cheng@arm.com>
12878 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
12879 expression pointer, not pointer to the pointer.
12881 2016-05-18 Jakub Jelinek <jakub@redhat.com>
12883 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
12884 (avx2_pbroadcast<mode>): Add another alternative with v instead
12885 of x constraints in it, using <pbroadcast_evex_isa> isa.
12886 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
12888 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
12889 constraint x instead of v in second alternative, add avx512bw
12892 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
12893 constraint x instead of v in second alternative, add avx512bw
12896 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
12897 constraint x instead of v in second alternative, add avx512bw
12900 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
12901 avx512bw alternative.
12903 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
12905 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
12906 array to 128 chars.
12907 (define_insn "*andnottf3"): Ditto.
12908 (define_insn "*<code><mode>3"/any_logic): Ditto.
12909 (define_insn "*<code>tf3"/any_logic): Ditto.
12910 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
12911 operand to block AVX-512VL insn variant emit when it is not enabled.
12913 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
12915 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
12916 constraint fot SF mode.
12918 2016-05-18 Petr Murzin <petr.murzin@intel.com>
12919 Kirill Yukhin <kirill.yukhin@intel.com>
12921 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
12923 (define_insn "rsqrt14<mode>"): Ditto.
12924 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
12925 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
12926 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
12927 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
12928 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
12930 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
12931 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
12932 * config/i386/i386.c (ix86_print_operand): Expand check for size
12933 override codes for Intel syntax.
12935 2016-05-18 Richard Biener <rguenther@suse.de>
12937 PR tree-optimization/71168
12938 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
12939 initialization earlier.
12941 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
12943 * config/aarch64/aarch64-simd.md
12944 (aarch64_reduc_plus_internal<mode>): Rename to...
12945 (reduc_plus_scal): ...This, and remove previous implementation.
12947 2016-05-18 Richard Biener <rguenther@suse.de>
12949 * passes.def: Put late dse and cd_dce in canonical order.
12951 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
12953 * ipa-inline-transform.c (preserve_function_body_p): Look for
12954 first non-thunk clone.
12955 (save_function_body): Save into first non-thunk.
12956 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
12958 (lto_output_node): Inline thunks don't need body in every
12960 * lto-streamer-in.c: Do not fixup thunk clones.
12961 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
12963 * tree-inline.c (copy_bb): Be prepared for target node to be new after
12966 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
12968 PR middle-end/63586
12969 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
12970 (reassociate_bb): Call transform_add_to_multiply.
12972 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
12974 * config/aarch64/aarch64.c (all_extensions): Removed unused
12977 2016-05-17 Nathan Sidwell <nathan@acm.org>
12979 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
12980 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
12982 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
12984 PR tree-optimization/54579
12985 PR middle-end/55299
12986 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
12988 2016-05-17 Marek Polacek <polacek@redhat.com>
12991 * tree-inline.c (expand_call_inline): Call
12992 maybe_remove_unused_call_args.
12994 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
12996 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
12997 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
12998 * doc/md.texi (fmin@var{m}3): Likewise.
13000 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13002 * match.pd (X & C): New transformation.
13004 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13006 * match.pd (~X & Y): New transformation.
13008 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13010 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
13011 information for new SSA_NAME.
13012 (simplify_conversion_using_ranges): Get range through get_range_info
13013 instead of get_value_range.
13015 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13017 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
13018 Remove inline assembly.
13019 (vmvn_s16): Likewise.
13020 (vmvn_s32): Likewise.
13021 (vmvn_u8): Likewise.
13022 (vmvn_u16): Likewise.
13023 (vmvn_u32): Likewise.
13024 (vmvnq_s8): Likewise.
13025 (vmvnq_s16): Likewise.
13026 (vmvnq_s32): Likewise.
13027 (vmvnq_u8): Likewise.
13028 (vmvnq_u16): Likewise.
13029 (vmvnq_u32): Likewise.
13030 (vmvn_p8): Likewise.
13031 (vmvnq_p16): Likewise.
13033 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13035 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
13037 (vmul_n_s16): Likewise.
13038 (vmul_n_s32): Likewise.
13039 (vmul_n_u16): Likewise.
13040 (vmul_n_u32): Likewise.
13041 (vmulq_n_f32): Likewise.
13042 (vmulq_n_f64): Likewise.
13043 (vmulq_n_s16): Likewise.
13044 (vmulq_n_s32): Likewise.
13045 (vmulq_n_u16): Likewise.
13046 (vmulq_n_u32): Likewise.
13048 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13050 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
13051 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
13053 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13055 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
13056 to *aarch64_fma4_elt_from_dup<mode>.
13057 (*aarch64_fnma4_elt_to_128df): Rename to
13058 *aarch64_fnma4_elt_from_dup<mode>.
13059 * config/aarch64/arm_neon.h (vfma_n_f64): New.
13060 (vfms_n_f32): Likewise.
13061 (vfms_n_f64): Likewise.
13062 (vfmsq_n_f32): Likewise.
13063 (vfmsq_n_f64): Likewise.
13065 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
13067 * wide-int.h: Change fixed_wide_int_storage from class to struct.
13069 2016-05-17 Richard Biener <rguenther@suse.de>
13071 PR tree-optimization/71132
13072 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
13073 Only add control dependences for blocks in the loop.
13074 (build_rdg): Adjust.
13075 (generate_code_for_partition): Return whether loop should
13076 be destroyed and delay that.
13077 (distribute_loop): Likewise.
13078 (pass_loop_distribution::execute): Record loops to be destroyed
13079 and perform delayed destroying of loops.
13081 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13084 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
13086 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13088 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
13090 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
13093 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
13094 insertion point for instructions generated by validize_mem.
13096 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13098 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
13101 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13103 * config/aarch64/aarch64.c
13104 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
13105 rather than a macro.
13107 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13109 * doc/invoke.texi (AArch64 Options): Various updates.
13111 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13113 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
13114 into instrumentation thunks.
13115 * cif-code.def (CIF_CHKP): New.
13117 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
13119 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
13121 2016-05-16 Martin Jambor <mjambor@suse.cz>
13123 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
13124 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
13126 2016-05-16 Marek Polacek <polacek@redhat.com>
13128 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
13131 2016-05-16 Martin Jambor <mjambor@suse.cz>
13134 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
13135 the outlined kernel function.
13137 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
13139 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
13140 (ISA_HAS_DLSA): Ditto.
13142 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13144 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
13146 2016-05-16 Nathan Sidwell <nathan@acm.org>
13148 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
13149 (nvptx_name_replacement): Restore. Add comment.
13150 (write_fn_proto, write_fn_proto_from_insn,
13151 nvptx_output_call_insn): Restore
13152 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
13154 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13156 * config/aarch64/aarch64.md
13157 (add<mode>3_compareC_cconly_imm): Remove use of %w.
13158 (add<mode>3_compareC_imm): Likewise.
13159 (<optab>si3_uxtw): Split into register and immediate variants.
13160 (andsi3_compare0_uxtw): Likewise.
13161 (and<mode>3_compare0): Likewise.
13162 (and<mode>3nr_compare0): Likewise.
13163 (stack_protect_test_<mode>): Don't use %x for memory operands.
13165 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13167 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
13169 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13171 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
13172 Split integer shifts into shift_reg and bfm.
13173 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
13174 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
13175 (ror<mode>3_insn): Likewise.
13176 (<optab>si3_insn_uxtw): Likewise.
13177 (<optab><mode>3_insn): Change to rotate_imm.
13178 (extr<mode>5_insn_alt): Likewise.
13179 (extrsi5_insn_uxtw): Likewise.
13180 (extrsi5_insn_uxtw_alt): Likewise.
13182 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13184 * doc/tm.texi: Regenerate.
13185 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
13186 (TARGET_INVALID_RETURN_TYPE): Remove.
13187 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
13188 TARGET_INVALID_RETURN_TYPE.
13189 * target.def (invalid_parameter_type): Remove.
13190 (invalid_return_type): Remove.
13192 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13194 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
13195 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
13197 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
13199 (preserve_function_body_p): No need to preserve function body
13200 * cif-codes.def (CIF_THUNK): Remove.
13201 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
13203 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13205 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
13207 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13209 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
13212 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13214 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
13215 (inline_small_functions): Do not look for function symbol when
13218 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13220 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
13223 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13224 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13225 Jiong Wang <jiong.wang@arm.com>
13227 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
13228 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
13229 Define __ARM_FP16_ARGS when appropriate.
13230 * config/arm/arm.c (arm_invalid_parameter_type): Remove
13232 (arm_invalid_return_type): Likewise.
13233 (TARGET_INVALID_PARAMETER_TYPE): Remove.
13234 (TARGET_INVALID_RETURN_TYPE): Remove.
13235 (aapcs_vfp_sub_candidate): Allow HFmode.
13236 (aapcs_vfp_allocate): Add comment. Support HFmode.
13237 (aapcs_vfp_allocate_return_reg): Likewise.
13238 (struct aapcs_cp_arg_layout): Slightly reword comments for
13239 is_return_candidate and allocate_return_reg.
13240 (output_mov_vfp): Update assert.
13241 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
13243 (arm_invalid_parameter_type): Remove.
13244 (amr_invalid_return_type): Remove.
13245 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
13246 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
13247 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
13249 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13251 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
13252 * config/aarch64/arch64-protos.h
13253 (aarch64_legitimize_reload_address): Remove.
13254 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
13257 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
13259 * configure.ac: Add ACX_NONCANONICAL_HOST.
13260 * configure: Regenerate.
13261 * Makefile.in: Set host_noncanonical.
13263 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
13266 * config/i386/i386.md (*movtf_internal): Before register allocation,
13267 do not allow FP constants for CM_MEDIUM memory model, allow only
13268 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
13269 (*movxf_internal): Ditto.
13270 (*movdf_internal): Ditto.
13271 (*movsf_internal): Ditto.
13273 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
13275 PR rtl-optimization/67483
13276 * combine.c (make_compound_operation): Don't call extract_left_shift
13277 with negative shift amounts.
13279 2016-05-13 Jakub Jelinek <jakub@redhat.com>
13282 * fold-const.c (fold_checksum_tree): Allow modification
13283 of TYPE_ALIAS_SET during folding.
13285 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
13286 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
13287 (ix86_split_to_parts): Likewise. Fix up formatting.
13289 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
13291 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
13292 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
13295 2016-05-13 Nathan Sidwell <nathan@acm.org>
13297 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
13298 (nvptx_name_replacement): Delete.
13299 (write_fn_proto, write_fn_proto_from_insn,
13300 nvptx_output_call_insn): Remove nvptx_name_replacement call.
13301 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
13302 * langhooks.c (add_builtin_funcction_common): Call
13303 targetm.mangle_decl_assembler_name.
13305 * config/nvptx/nvptx.c (write_fn_proto): Handle
13306 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
13308 2016-05-13 Martin Liska <mliska@suse.cz>
13310 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
13311 and PRIu64 in printf format.
13313 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13315 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
13318 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13320 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13321 Change --param max-completely-peeled-times to
13322 --param max-completely-peel-times in dump file printing.
13324 2016-05-13 Richard Biener <rguenther@suse.de>
13326 PR tree-optimization/42587
13327 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
13328 (find_bswap_or_nop_1): Likewise.
13329 (bswap_replace): Likewise.
13331 2016-05-13 Martin Liska <mliska@suse.cz>
13333 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
13334 Initialize a variable with default value.
13336 2016-05-13 Martin Liska <mliska@suse.cz>
13338 * doc/invoke.texi: Enhance explanation of error recovery
13341 2016-05-13 Martin Liska <mliska@suse.cz>
13343 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
13344 (struct cost_pair): Change inv_expr_id (int) to inv_expr
13345 (iv_inv_expr_ent *).
13346 (struct iv_inv_expr_ent): Comment struct fields.
13347 (sort_iv_inv_expr_ent): New function.
13348 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
13349 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
13350 a hash_map between iv_inv_expr_ent and number of usages.
13351 (niter_for_exit): Fix coding style.
13352 (tree_ssa_iv_optimize_init): Use renamed variable.
13353 (determine_base_object): Fix coding style.
13354 (alloc_iv): Likewise.
13355 (find_interesting_uses_outside): Likewise.
13356 (add_candidate_1): Likewise.
13357 (add_standard_iv_candidates): Likewise.
13358 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
13359 (prepare_decl_rtl): Fix coding style.
13360 (get_address_cost): Likewise.
13361 (get_shiftadd_cost): Likewise.
13362 (force_expr_to_var_cost): Likewise.
13363 (compare_aff_trees): Likewise.
13364 (get_expr_id): Restructure the function.
13365 (get_loop_invariant_expr_id): Renamed to
13366 get_loop_invariant_expr.
13367 (get_computation_cost_at): Replace usage of inv_expr_id with
13369 (get_computation_cost): Likewise.
13370 (determine_group_iv_cost_generic): Likewise.
13371 (determine_group_iv_cost_address): Likewise.
13372 (iv_period): Fix coding style.
13373 (iv_elimination_compare_lt): Likewise.
13374 (may_eliminate_iv): Likewise.
13375 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
13377 (determine_group_iv_costs): Dump invariant expressions.
13378 (iv_ca_recount_cost): Use the newly added hash_map.
13379 (iv_ca_set_remove_invariants): Fix coding style.
13380 (iv_ca_set_add_invariants): Fix coding style.
13381 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
13383 (iv_ca_set_cp): Likewise.
13384 (iv_ca_new): Initialize the newly added hash_map and remove
13385 initialization of fields.
13386 (iv_ca_free): Delete the hash_map.
13387 (iv_ca_dump): Dump invariant expressions.
13388 (iv_ca_extend): Fix coding style.
13389 (try_add_cand_for): Likewise.
13390 (create_new_ivs): Dump information about # of avg iterations and
13391 # of used invariant expressions.
13392 (rewrite_use_compare): Fix coding style.
13393 (free_loop_data): Set default value for max_inv_expr_id.
13395 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
13397 * cse.c (rest_of_handle_cse): Use cleanup_cfg
13398 returned value cse_cfg_altered computation.
13399 (rest_of_handle_cse2): Likewise.
13400 (rest_of_handle_cse_after_global_opts): Likewise.
13402 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13405 * config/arm/arm.c (arm32_output_mi_thunk): New.
13406 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
13407 to split Thumb1 vs TARGET_32BIT functionality.
13408 (arm_thumb1_mi_thunk): New.
13410 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13412 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
13415 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13418 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
13420 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
13422 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
13423 (expand_builtin_trap): Emit a regular call.
13424 (set_builtin_user_assembler_name): Remove obsolete cases.
13425 * dse.c (scan_insn): Adjust.
13426 * except.c: Include calls.h.
13427 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
13428 emit a regular call to setjmp.
13429 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
13430 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
13431 (emit_block_move_via_libcall): Delete.
13432 (block_move_fn): Delete.
13433 (init_block_move_fn): Likewise.
13434 (emit_block_move_libcall_fn): Likewise.
13435 (emit_block_op_via_libcall): New function.
13436 (set_storage_via_libcall): Tidy up and use memset builtin.
13437 (block_clear_fn): Delete.
13438 (init_block_clear_fn): Likewise.
13439 (clear_storage_libcall_fn): Likewise.
13440 (expand_assignment): Call emit_block_move_via_libcall.
13441 Do not include gt-expr.h.
13442 * expr.h (emit_block_op_via_libcall): Declare.
13443 (emit_block_copy_via_libcall): New inline function.
13444 (emit_block_move_via_libcall): Likewise.
13445 (emit_block_comp_via_libcall): Likewise.
13446 (block_clear_fn): Delete.
13447 (init_block_move_fn): Likewise.
13448 (init_block_clear_fn): Likewise.
13449 (emit_block_move_via_libcall): Likewise.
13450 (set_storage_via_libcall): Add default parameter value.
13451 * libfuncs.h (enum libfunc_index): Remove obsolete values.
13452 (abort_libfunc): Delete.
13453 (memcpy_libfunc): Likewise.
13454 (memmove_libfunc): Likewise.
13455 (memcmp_libfunc): Likewise.
13456 (memset_libfunc): Likewise.
13457 (setbits_libfunc): Likewise.
13458 (setjmp_libfunc): Likewise.
13459 (longjmp_libfunc): Likewise.
13460 (profile_function_entry_libfunc): Likewise.
13461 (profile_function_exit_libfunc): Likewise.
13462 (gcov_flush_libfunc): Likewise.
13463 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
13464 and DECL_VISIBILITY on the declaration.
13465 (init_optabs): Do not initialize obsolete libfuncs.
13466 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
13467 * tree-core.h (ECF_RET1): Define.
13468 (ECF_TM_PURE): Adjust.
13469 (ECF_TM_BUILTIN): Likewise.
13470 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
13471 (build_common_builtin_nodes): Initialize abort builtin.
13472 Add ECF_RET1 on memcpy, memmove and memset builtins.
13473 Pass final flags for alloca and alloca_with_align builtins.
13474 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
13476 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
13477 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
13478 set_storage_via_libcall and call emit_block_copy_via_libcall.
13480 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
13482 * config/i386/i386.md (*call_got_x32): Change operand 0 to
13483 DImode before it is passed to ix86_output_call_operand.
13484 (*call_value_got_x32): Ditto for operand 1.
13486 2016-05-12 Jiong Wang <jiong.wang@arm.com>
13488 PR rtl-optimization/70904
13489 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
13490 reload for wide mode.
13492 2016-05-12 Marek Polacek <polacek@redhat.com>
13495 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
13496 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
13497 * langhooks.h (incomplete_type_error): Likewise.
13498 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
13499 parameter, pass it down to incomplete_type_error.
13500 * tree.h (size_in_bytes): New inline overload.
13501 (size_in_bytes_loc): Renamed from size_in_bytes.
13503 2016-05-12 Richard Biener <rguenther@suse.de>
13505 PR tree-optimization/71059
13506 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
13507 nary before looking up or entering the expression into the VN
13509 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
13510 Make sure to re-use NARYs without result as inserted by
13513 2016-05-12 Richard Biener <rguenther@suse.de>
13515 PR tree-optimization/71062
13516 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13518 * tree-ssa-structalias.c (set_uids_in_ptset): Set
13519 vars_contains_restrict if the var is a restrict tag.
13520 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
13521 do not disambiguate pointers against it.
13522 (dump_points_to_solution): Re-structure and adjust for new
13523 vars_contains_restrict flag.
13524 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
13526 2016-05-12 Martin Liska <mliska@suse.cz>
13528 * doc/invoke.texi: Explain connection between
13529 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
13531 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
13533 PR tree-optimization/71006
13534 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
13535 consider COND_EXPR as a mask producer.
13537 2016-05-12 Marek Polacek <polacek@redhat.com>
13540 * opts.c (common_handle_option): Detect missing argument for --help^.
13542 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13545 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
13546 when popping the PC and within an interrupt handler routine.
13547 Add missing tab to output of "ldmfd".
13548 (output_return_instruction): Output LDMFD with SP update rather
13549 than POP when returning from interrupt handler.
13551 2016-05-12 Jakub Jelinek <jakub@redhat.com>
13553 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
13554 TARGET_64BIT && TARGET_AVX512DQ.
13555 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
13556 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
13557 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
13558 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
13559 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
13560 (*vec_extractv4si_zext): Add avx512dq alternative.
13561 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
13562 use v instead of x constraint in other alternatives where possible.
13564 * config/i386/sse.md (sse2_loadld): Use v instead of x
13565 constraint in alternatives 0,1,4.
13567 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
13568 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
13569 v constraints instead of x and <pinsr_evex_isa> isa attribute.
13572 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
13573 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
13574 is not emitted unless TARGET_AVX512BW.
13575 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
13576 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
13577 for the result operand.
13579 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
13580 constraint instead of x in avx alternatives. Use maybe_evex instead
13583 * config/i386/constraints.md (Yv): New constraint.
13584 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
13585 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
13586 * config/i386/i386.md (avx512fvecmode): New mode attr.
13587 (*pushtf): Use v constraint instead of x.
13588 (*movtf_internal): Likewise. For TARGET_AVX512VL and
13589 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
13590 (*absneg<mode>2): Use Yv constraint instead of x constraint.
13591 (*absnegtf2_sse): Likewise.
13592 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
13593 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
13594 avx512f alternatives.
13595 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
13597 2016-05-12 Richard Biener <rguenther@suse.de>
13599 PR tree-optimization/71060
13600 * tree-data-ref.c (initialize_data_dependence_relation): Do not
13601 require exact match of DR_BASE_OBJECT but only matching address and
13604 2016-05-12 Richard Biener <rguenther@suse.de>
13606 PR tree-optimization/70986
13607 * cfganal.c: Include cfgloop.h.
13608 (dfs_find_deadend): Prefer to take edges exiting loops.
13610 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13612 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
13613 compile and run time.
13615 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
13618 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
13620 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
13622 * config/i386/i386.c (legitimize_pic_address): Use
13623 copy_to_suggested_reg instead of gen_movsi.
13625 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
13627 * config/rs6000/predicates.md (quad_memory_operand): Move most of
13628 the code into quad_address_p and call it to share code with
13629 vsx_quad_dform_memory_operand.
13630 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
13632 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
13633 bit instead of being a separate word. Split -mpower9-dform into
13634 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
13635 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
13636 for the register class supporting 128-bit quad word memory offsets.
13637 (mode_supports_vsx_dform_quad): Helper function to return if the
13638 register class uses quad word memory offsets.
13639 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
13640 (rs6000_debug_reg_global): Always print if we are using LRA or not.
13641 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
13642 instructions are enabled, set up the appropriate addr_masks for
13644 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
13645 -mpower9-dform-scalar, instead of -mpower9-dform.
13646 (rs6000_option_override_internal): Split -mpower9-dform into two
13647 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
13648 -mpower9-dform switch sets or clears both. If we are not using
13649 the LRA register allocator, do not enable -mpower9-dform-vector by
13650 default. If we are using LRA, enable -mpower9-dform-vector and
13651 -mvsx-timode if it is appropriate. Issue a warning if either
13652 -mpower9-dform-vector or -mvsx-timode are explicitly used without
13654 (quad_address_offset_p): New helper function to return if the
13655 offset is legal for quad word memory instructions.
13656 (quad_address_p): New function to determin if GPR or vector
13657 register quad word memory addresses are legal.
13658 (mem_operand_gpr): Validate quad word address offsets.
13659 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
13660 d-form (register + offset) instructions.
13661 (offsettable_ok_by_alignment): Likewise.
13662 (rs6000_legitimate_offset_address_p): Likewise.
13663 (legitimate_lo_sum_address_p): Likewise.
13664 (rs6000_legitimize_address): Likewise.
13665 (rs6000_legitimize_reload_address): Add more debug statements for
13667 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
13668 d-form instructions.
13669 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
13670 d-form instructions. Distinguish different cases in debug
13671 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
13672 d-form instructions.
13673 (rs6000_preferred_reload_class): Likewise.
13674 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
13675 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
13676 of the ISA 2.06 indexed memory instructions.
13677 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
13678 use them to save/restore the saved vector registers instead of
13679 using Altivec instructions.
13680 (rs6000_emit_epilogue): Likewise.
13681 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
13682 (rs6000_opt_masks): Split -mpower9-dform into
13683 -mpower9-dform-scalar and -mpower9-dform-vector.
13684 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
13686 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
13687 ISA 3.0 vector indexed memory instructions, and fold the code into
13688 the normal mov<mode> patterns.
13689 (p9_vecstore_<mode>): Likewise.
13690 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
13692 (vsx_movti_64bit): Likewise.
13693 (vsx_movti_32bit): Likewise.
13694 * config/rs6000/constraints.md (wO constraint): New constraint for
13695 ISA 3.0 vector d-form support.
13696 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
13697 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
13698 include -mpower9-dform-vector until we switch over to LRA.
13699 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
13700 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
13701 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
13702 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13703 for -mpower9-dform and -mlra.
13704 * doc/md.texi (wO constraint): Document wO constraint.
13706 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
13708 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
13709 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
13710 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
13711 Move handling of non-insn arguments inline into the sole user:
13712 (output_trans_func): ...here.
13713 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
13714 in emitted function prototype.
13715 (output_internal_insn_latency_func): Ditto. Simplify.
13716 (output_internal_maximal_insn_latency_func): Ditto. Delete
13717 always-unused argument.
13718 (output_insn_latency_func): Ditto.
13719 (output_maximal_insn_latency_func): Ditto.
13721 2016-05-11 Richard Biener <rguenther@suse.de>
13723 PR tree-optimization/71055
13724 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
13725 sth with precision not equal to access size verify we don't chop
13728 2016-05-11 Richard Biener <rguenther@suse.de>
13731 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
13732 (dwarf2out_finish): Move retry_incomplete_types call ...
13733 (dwarf2out_early_finish): ... here.
13735 2016-05-11 Richard Biener <rguenther@suse.de>
13737 PR middle-end/71002
13738 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
13739 if the langhook insists on it.
13740 * fold-const.c (make_bit_field_ref): Add arg for the original
13741 reference and preserve its alias-set.
13742 (decode_field_reference): Take exp by reference and adjust it
13743 to the original memory reference.
13744 (optimize_bit_field_compare): Adjust callers.
13745 (fold_truth_andor_1): Likewise.
13746 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
13748 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
13750 PR middle-end/70807
13751 * cfgrtl.h (delete_insn_and_edges): Now return bool.
13752 * cfgrtl.c (delete_insn_and_edges): Likewise.
13753 * config/i386/i386.c (convert_scalars_to_vector): Remove
13755 * cse.c (cse_insn): Compute cse_cfg_altered.
13756 (delete_trivially_dead_insns): Likewise.
13757 (cse_cc_succs): Likewise.
13758 (rest_of_handle_cse): Free dominance info if required.
13759 (rest_of_handle_cse2): Likewise.
13760 (rest_of_handle_cse_after_global_opts): Likewise.
13762 2016-05-11 Alan Modra <amodra@gmail.com>
13764 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
13765 abi_v4_pass_in_fpr): New functions.
13766 (rs6000_function_arg_boundary): Exclude complex IBM long double
13767 from 64-bit alignment when ABI_V4.
13768 (rs6000_function_arg, rs6000_function_arg_advance_1,
13769 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
13771 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
13773 PR rtl-optimization/71028
13774 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
13775 jump with just a return in the fallthrough block if the branch
13776 block contains just a return as well.
13778 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
13780 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
13781 * match.pd ((X & Y) ^ Y): ... this.
13782 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
13783 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
13785 2016-05-10 David Malcolm <dmalcolm@redhat.com>
13787 * read-md.c (require_char_ws): New function.
13788 (read_string): Simplify using require_char_ws.
13789 (handle_constants): Likewise.
13790 (handle_enum): Likewise.
13791 (handle_file): Likewise.
13792 * read-md.h (require_char_ws): New declaration.
13793 * read-rtl.c (read_conditions): Simplify using require_char_ws.
13794 (read_mapping): Likewise.
13795 (read_rtx_code): Likewise.
13796 (read_nested_rtx): Likewise.
13798 2016-05-10 James Norris <jnorris@codesourcery.com>
13800 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
13801 if offloading is enabled and -fopenacc or -fopenmp is specified.
13802 (CRTOFFLOADEND): Likewise.
13803 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
13804 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
13806 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
13808 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
13809 gotoff_operand code paths. Use copy_to_suggested_regs and
13810 expand_simple_binop where appropriate. Cleanup.
13812 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13815 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
13817 (dimode_scalar_chain::vector_const_cost): New.
13818 (dimode_scalar_chain::compute_convert_gain): Handle constants.
13819 (dimode_scalar_chain::convert_op): Likewise.
13820 (dimode_scalar_chain::convert_insn): Likewise.
13822 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
13824 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
13825 unary operation, not a binary one.
13827 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13829 PR middle-end/70877
13830 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
13831 calls with type casted fndecl.
13833 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13835 PR tree-optimization/70786
13836 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
13837 * calls.c (initialize_argument_information): Bind bounds
13838 with corresponding args passed by reference.
13840 2016-05-10 Jakub Jelinek <jakub@redhat.com>
13843 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
13844 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
13845 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
13848 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13851 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
13852 code for a zero scale factor.
13853 (vsx_xvcvdpuxds_scale): Likewise.
13855 2016-05-10 David Malcolm <dmalcolm@redhat.com>
13857 * diagnostic-show-locus.c (layout::layout): Call show_ruler
13858 if show_ruler_p was set on the context.
13859 (layout::show_ruler): New method.
13860 * diagnostic.h (struct diagnostic_context): Add field
13863 2016-05-10 Richard Biener <rguenther@suse.de>
13865 PR tree-optimization/71039
13866 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
13867 (chk_uses): New function.
13868 (propagate_with_phi): Verify we can safely replicate the lhs of an
13869 aggregate assignment on all incoming edges.
13871 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
13873 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
13875 (rx_atomic_sequence): New class.
13876 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
13877 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
13879 (rx_atomic_sequence::rx_atomic_sequence,
13880 rx_atomic_sequence::~rx_atomic_sequence): New functions.
13881 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
13882 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
13883 CTRLREG_INTB): New constants.
13884 (FETCHOP): New code iterator.
13885 (fethcop_name, fetchop_name2): New iterator code attributes.
13886 (QIHI): New mode iterator.
13887 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
13888 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
13889 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
13891 2016-05-10 Martin Liska <mliska@suse.cz>
13893 * tree-inline.c (remap_dependence_clique): Do not remap
13894 debugging statements.
13896 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13898 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
13899 ("*fixuns_truncdfdi2_z13")
13900 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
13901 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
13902 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
13904 2016-05-10 Richard Biener <rguenther@suse.de>
13906 PR tree-optimization/70497
13907 PR tree-optimization/28367
13908 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
13910 (visit_reference_op_load): ... here.
13911 (vn_reference_lookup_3): Use it to handle subreg-like accesses
13912 with simplified BIT_FIELD_REFs.
13913 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
13914 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
13917 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
13919 * dwarf2out.c (add_abstract_origin_attribute): Adjust
13920 documentation comment. For BLOCK nodes, add a
13921 DW_AT_abstract_origin attribute that points to the DIE generated
13922 for the origin BLOCK.
13923 (gen_lexical_block_die): Call add_abstract_origin_attribute for
13924 blocks from inlined functions.
13926 2016-05-10 Alan Modra <amodra@gmail.com>
13929 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
13930 regrename modifying insns saving lr before __morestack call.
13931 * config/rs6000/rs6000.md (split_stack_return): Similarly for
13932 insns restoring lr after __morestack call.
13934 2016-05-09 Jakub Jelinek <jakub@redhat.com>
13936 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
13937 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
13939 * config/i386/sse.md (vec_interleave_high<mode>,
13940 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
13941 <avx512>_vpermt2var<mode>3_maskz): Likewise.
13943 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
13945 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
13946 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
13947 parallel reassociation for power8 and forward.
13949 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
13951 * config/i386/i386.md (absneg splitters with general regs): Use
13952 general_reg_operand predicate.
13953 (btsq peephole2): Use x86_64_immediate_operand to check if new
13954 value is suitable for immediate operand. Generate emitted insn
13955 using RTL expressions.
13956 (btcq peephole2): Ditto.
13957 (btrq peephole2): Ditto. Generate correct immediate operand
13960 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
13962 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
13965 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
13967 * tree-affine.c (wide_int_constant_multiple_p): Add missing
13968 pointer dereference.
13970 2016-05-09 Richard Biener <rguenther@suse.de>
13972 PR tree-optimization/70985
13973 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
13974 op0 isn't a gimple register.
13976 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
13978 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
13979 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
13980 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
13981 (i6400_fpu_mult): New cpu units.
13982 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
13983 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
13984 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
13985 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
13986 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
13987 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
13988 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
13989 (i6400_msa_long_float4, i6400_msa_long_float5)
13990 (i6400_msa_long_float8, i6400_msa_fdiv_df)
13991 (i6400_msa_fdiv_sf): New reservations.
13992 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
13993 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
13994 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
13995 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
13996 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
13997 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
13998 (msa_short_cmp, msa_short_float2, msa_short_logic3)
13999 (msa_short_store4, msa_long_load, msa_short_store)
14000 (msa_long_logic, msa_long_float2, msa_long_float4)
14001 (msa_long_float5, msa_long_float8, msa_long_mult)
14002 (msa_long_fdiv, msa_long_div): New reservations.
14004 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
14005 Sameera Deshpande <sameera.deshpande@imgtec.com>
14006 Matthew Fortune <matthew.fortune@imgtec.com>
14007 Graham Stott <graham.stott@imgtec.com>
14008 Chao-ying Fu <chao-ying.fu@imgtec.com>
14010 * config.gcc: Add MSA header file for mips*-*-* target.
14011 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
14012 (Ubv8i, Urv8): New constraints.
14013 * config/mips/mips-ftypes.def: Add function types for MSA
14015 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
14016 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
14017 * config/mips/mips-msa.md: New file.
14018 * config/mips/mips-protos.h
14019 (mips_split_128bit_const_insns): New prototype.
14020 (mips_msa_idiv_insns): Likewise.
14021 (mips_split_128bit_move): Likewise.
14022 (mips_split_128bit_move_p): Likewise.
14023 (mips_split_msa_copy_d): Likewise.
14024 (mips_split_msa_insert_d): Likewise.
14025 (mips_split_msa_fill_d): Likewise.
14026 (mips_expand_msa_branch): Likewise.
14027 (mips_const_vector_same_val_p): Likewise.
14028 (mips_const_vector_same_bytes_p): Likewise.
14029 (mips_const_vector_same_int_p): Likewise.
14030 (mips_const_vector_shuffle_set_p): Likewise.
14031 (mips_const_vector_bitimm_set_p): Likewise.
14032 (mips_const_vector_bitimm_clr_p): Likewise.
14033 (mips_msa_vec_parallel_const_half): Likewise.
14034 (mips_msa_output_division): Likewise.
14035 (mips_ldst_scaled_shift): Likewise.
14036 (mips_expand_vec_cond_expr): Likewise.
14037 * config/mips/mips.c (enum mips_builtin_type): Add
14038 MIPS_BUILTIN_MSA_TEST_BRANCH.
14039 (mips_gen_const_int_vector_shuffle): New prototype.
14040 (mips_const_vector_bitimm_set_p): New function.
14041 (mips_const_vector_bitimm_clr_p): Likewise.
14042 (mips_const_vector_same_val_p): Likewise.
14043 (mips_const_vector_same_bytes_p): Likewise.
14044 (mips_const_vector_same_int_p): Likewise.
14045 (mips_const_vector_shuffle_set_p): Likewise.
14046 (mips_symbol_insns): Forbid loading symbols via immediate for
14048 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
14050 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
14052 (mips_lx_address_p): Add support load indexed address for MSA.
14053 (mips_address_insns): Add calculation of instructions needed for
14054 stores and loads for MSA.
14055 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
14056 CONST_VECTOR for MSA and let it fall through.
14057 (mips_ldst_scaled_shift): New function.
14058 (mips_subword_at_byte): Likewise.
14059 (mips_msa_idiv_insns): Likewise.
14060 (mips_legitimize_move): Validate MSA moves.
14061 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
14062 calculation of costs for MSA division.
14063 (mips_split_move_p): Check if MSA moves need splitting.
14064 (mips_split_move): Split MSA moves if necessary.
14065 (mips_split_128bit_move_p): New function.
14066 (mips_split_128bit_move): Likewise.
14067 (mips_split_msa_copy_d): Likewise.
14068 (mips_split_msa_insert_d): Likewise.
14069 (mips_split_msa_fill_d): Likewise.
14070 (mips_output_move): Handle MSA moves.
14071 (mips_expand_msa_branch): New function.
14072 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
14073 Reinstate 'y' modifier.
14074 (mips_file_start): Add MSA .gnu_attribute.
14075 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
14077 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
14078 (mips_class_max_nregs): Add register size for MSA supported mode.
14079 (mips_cannot_change_mode_class): Allow conversion between MSA
14080 vector modes and TImode.
14081 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
14083 (mips_secondary_reload_class): Force MSA loads/stores via memory.
14084 (mips_preferred_simd_mode): Add preffered modes for MSA.
14085 (mips_vector_mode_supported_p): Add MSA supported modes.
14086 (mips_autovectorize_vector_sizes): New function.
14087 (mips_msa_output_division): Likewise.
14088 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
14089 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
14090 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
14091 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
14092 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
14093 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
14094 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
14095 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
14096 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
14097 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
14098 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
14099 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
14100 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
14101 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
14102 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
14103 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
14104 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
14105 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
14106 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
14107 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
14108 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
14109 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
14110 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
14111 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
14112 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
14113 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
14114 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
14115 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
14116 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
14117 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
14118 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
14119 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
14120 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
14121 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
14122 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
14123 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
14124 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
14125 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
14126 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
14127 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
14128 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
14129 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
14130 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
14131 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
14132 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14133 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14134 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14135 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14136 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14137 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14138 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14139 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14140 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
14141 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
14142 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
14143 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
14144 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
14145 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
14146 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
14147 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
14148 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
14149 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
14150 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
14151 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
14152 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
14153 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
14154 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
14155 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
14156 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
14157 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
14158 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
14159 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
14160 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
14161 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
14162 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
14163 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
14164 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
14165 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
14166 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
14167 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
14168 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
14169 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
14170 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
14171 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
14172 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
14173 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
14174 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
14175 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
14176 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
14177 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
14178 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
14179 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
14180 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
14181 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
14182 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
14183 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
14184 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
14185 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
14186 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
14187 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
14188 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
14189 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
14190 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
14191 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
14192 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
14193 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
14194 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
14195 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
14196 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
14197 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
14198 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
14199 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
14200 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
14201 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
14202 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
14203 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
14204 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
14205 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
14206 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
14207 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
14208 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
14209 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
14210 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
14211 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
14212 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
14213 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
14214 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
14215 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
14216 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
14217 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
14218 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
14219 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
14220 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
14221 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
14222 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
14223 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
14224 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
14225 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
14226 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
14227 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
14228 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
14229 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
14230 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
14231 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
14232 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
14233 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
14234 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
14235 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
14236 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
14237 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
14238 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
14240 (mips_get_builtin_decl_index): New array.
14241 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
14242 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
14243 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
14244 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
14245 (mips_init_builtins): Initialize mips_get_builtin_decl_index
14247 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14249 (mips_expand_builtin_insn): Prepare operands for
14250 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
14251 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
14252 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
14253 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
14254 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
14255 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
14256 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
14257 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
14258 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
14259 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
14260 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
14261 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
14262 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
14263 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
14264 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
14265 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
14266 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
14267 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
14268 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
14269 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
14270 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
14271 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
14272 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
14273 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
14274 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
14275 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
14276 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
14277 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
14278 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
14279 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
14280 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
14281 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
14282 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
14283 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
14284 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
14285 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
14286 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
14287 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
14288 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
14289 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
14290 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
14291 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
14292 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
14293 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
14294 These are set implicitly and an error is reported if overridden.
14295 (mips_expand_builtin_msa_test_branch): New function.
14296 (mips_expand_msa_shuffle): Likewise.
14297 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
14298 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
14299 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
14300 (mips_expand_vec_unpack): Add support for MSA.
14301 (mips_expand_vector_init): Likewise.
14302 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
14303 instead of const0_rtx.
14304 (mips_msa_vec_parallel_const_half): New function.
14305 (mips_gen_const_int_vector): Likewise.
14306 (mips_gen_const_int_vector_shuffle): Likewise.
14307 (mips_expand_msa_cmp): Likewise.
14308 (mips_expand_vec_cond_expr): Likewise.
14309 * config/mips/mips.h
14310 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
14311 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
14313 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
14314 (ISA_HAS_MSA): New macro.
14315 (UNITS_PER_MSA_REG): Likewise.
14316 (BITS_PER_MSA_REG): Likewise.
14317 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
14318 (MSA_REG_FIRST): New macro.
14319 (MSA_REG_LAST): Likewise.
14320 (MSA_REG_NUM): Likewise.
14321 (MSA_REG_P): Likewise.
14322 (MSA_REG_RTX_P): Likewise.
14323 (MSA_SUPPORTED_MODE_P): Likewise.
14324 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
14325 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
14326 * config/mips/mips.md: Include mips-msa.md.
14327 (alu_type): Add simd_add.
14328 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
14329 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
14330 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
14331 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
14332 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
14333 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
14334 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
14335 simd_move, simd_load, simd_store. Choose "multi" for moves
14337 (qword_mode): New attribute.
14338 (insn_count): Add instruction count for quad moves.
14339 Increase the count for MIPS SIMD division.
14340 (UNITMODE): Add UNITMODEs for vector types.
14341 (addsub): New code iterator.
14342 * config/mips/mips.opt (mmsa): New option.
14343 * config/mips/msa.h: New file.
14344 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
14346 * config/mips/mti-linux.h: Likewise.
14347 * config/mips/predicates.md
14348 (const_msa_branch_operand): New constraint.
14349 (const_uimm3_operand): Likewise.
14350 (const_uimm4_operand): Likewise.
14351 (const_uimm5_operand): Likewise.
14352 (const_uimm8_operand): Likewise.
14353 (const_imm5_operand): Likewise.
14354 (aq10b_operand): Likewise.
14355 (aq10h_operand): Likewise.
14356 (aq10w_operand): Likewise.
14357 (aq10d_operand): Likewise.
14358 (const_m1_operand): Likewise.
14359 (reg_or_m1_operand): Likewise.
14360 (const_exp_2_operand): Likewise.
14361 (const_exp_4_operand): Likewise.
14362 (const_exp_8_operand): Likewise.
14363 (const_exp_16_operand): Likewise.
14364 (const_vector_same_val_operand): Likewise.
14365 (const_vector_same_simm5_operand): Likewise.
14366 (const_vector_same_uimm5_operand): Likewise.
14367 (const_vector_same_uimm6_operand): Likewise.
14368 (const_vector_same_uimm8_operand): Likewise.
14369 (par_const_vector_shf_set_operand): Likewise.
14370 (reg_or_vector_same_val_operand): Likewise.
14371 (reg_or_vector_same_simm5_operand): Likewise.
14372 (reg_or_vector_same_uimm6_operand): Likewise.
14373 * doc/extend.texi (MIPS SIMD Architecture Functions): New
14375 * doc/invoke.texi (-mmsa): Document new option.
14377 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14379 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
14380 * configure: Regenerate.
14381 * config.in: Regenerate.
14382 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
14383 on -fvtable-verify.
14384 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
14385 (ENDFILE_VTV_SPEC): Define.
14387 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
14389 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
14390 registers in all interrupt handlers if necessary.
14391 (rl78_option_override): Add warning.
14392 (MUST_SAVE_MDUC_REGISTERS): New macro.
14393 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
14394 * config/rl78/rl78.c (check_mduc_usage): New function.
14395 (mduc_regs): New structure to hold MDUC register data.
14396 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
14397 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
14398 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
14399 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
14400 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
14401 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
14403 2016-05-09 Bin Cheng <bin.cheng@arm.com>
14405 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
14406 (tree-ssa-loop-niter.h): Ditto.
14407 (idx_within_array_bound, ref_within_array_bound): New functions.
14408 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
14409 Factor out check on writable base object to ...
14410 (base_object_writable): ... here.
14412 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14414 * config/arm/arm.md (probe_stack): Add modes to set source
14417 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
14419 * regrename.c (base_reg_class_for_rename): New static function.
14420 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
14422 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
14424 * cgraph.c (thunk_adjust): Export.
14425 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
14426 * cgraphunit.c (thunk_adjust): Export.
14427 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
14429 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
14431 * tree-inline.c (expand_call_inline): Expand thunks inline.
14433 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
14436 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
14437 (*sse2_vd_cvtss2sd): Ditto.
14438 * config/i386/i386.md
14439 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
14440 Generate *sse2_vd_cvtsd2ss pattern.
14441 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
14442 Generate *sse2_vd_cvtss2sd pattern.
14444 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14446 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
14447 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
14450 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14452 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
14453 * config/sh/sh.c: Define and declare variables on first use throughout
14455 (current_function_interrupt): Change to bool type.
14456 (frame_insn): Rename to emit_frame_insn and update users.
14457 (push_regs): Use bool for 'interrupt_handler' argument.
14458 (save_schedule_s): Remove.
14459 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
14460 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
14461 targetm.asm_out.unaligned_op.di.
14462 (gen_far_branch): Remove redundant forward declaration.
14463 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
14464 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
14465 (sh_set_return_address, sh_function_ok_for_sibcall,
14466 scavenge_reg): Update comments.
14467 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
14468 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
14469 (sh_attr_renesas_p): Remove unnecessary parentheses.
14470 (branch_dest): Simplify.
14471 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
14472 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
14473 (CUMULATIVE_ARGS): Change macro to typedef.
14474 (current_function_interrupt): Change to bool type.
14475 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
14476 Surround with __cplusplus ifdef.
14477 (sh_compare_op0, sh_compare_op1): Remove.
14478 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
14480 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
14482 * config/arm/arm.md: (arch): Add neon.
14483 (arch_enabled): Return yes for arch neon when TARGET_NEON.
14484 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
14485 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
14486 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
14487 attributes for alt renumbering. Mark alt 3 as non-predicable.
14488 (thumb2_movdf_vfp): Likewise.
14490 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
14492 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
14493 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
14494 (*andqi_1): Add preferred_for_speed attribute to disparage
14495 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
14496 (*<code>qi_1): Ditto.
14497 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
14498 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
14499 (*ashlqi3_1): Ditto.
14500 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
14501 Add preferred_for_size attribute to disparage alternative 0 and
14502 preferred_for_speed attribute to disparage alternative 1 for
14503 TARGET_PARTIAL_REG_STALL targets.
14505 2016-05-07 Tom de Vries <tom@codesourcery.com>
14507 PR tree-optimization/70956
14508 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
14511 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
14513 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
14514 * config/sh/sh.c (sh_cbranch_distance): Implement it.
14515 * config/sh/sh.md (branch_zero): Remove define_attr.
14516 (define_delay): Disable delay slot if branch distance is one insn.
14518 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14520 * config/i386/i386.md (LEAMODE): New mode attribute.
14521 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
14522 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
14523 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
14524 operand 2 predicate.
14525 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
14526 (*lea<mode>_general_3): Ditto.
14527 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
14529 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14531 * genmddump.c (main): Convert argv from char ** to const char **.
14533 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14535 * coretypes.h (OVERRIDE): New macro.
14536 (FINAL): New macro.
14538 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
14540 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
14541 allow coalescing if the types are compatible.
14543 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14545 * pass_manager.h (pass_manager::register_pass_name): New method.
14546 (pass_manager::get_pass_by_name): New method.
14547 (pass_manager::create_pass_tab): New method.
14548 (pass_manager::m_name_to_pass_map): New field.
14549 * passes.c (name_to_pass_map): Delete global in favor of field
14550 "m_name_to_pass_map" of pass_manager.
14551 (register_pass_name): Rename from a function to...
14552 (pass_manager::register_pass_name): ...this method, updating
14553 for renaming of global "name_to_pass_map" to field
14554 "m_name_to_pass_map".
14555 (create_pass_tab): Rename from a function to...
14556 (pass_manager::create_pass_tab): ...this method, updating
14557 for renaming of global "name_to_pass_map" to field.
14558 (get_pass_by_name): Rename from a function to...
14559 (pass_manager::get_pass_by_name): ...this method.
14560 (enable_disable_pass): Convert use of get_pass_by_name to
14561 a method call, locating the pass_manager singleton.
14563 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14565 * genattr-common.c (main): Convert argv from char ** to const char **.
14566 * genattr.c (main): Likewise.
14567 * genattrtab.c (main): Likewise.
14568 * genautomata.c (initiate_automaton_gen): Likewise.
14570 * gencodes.c (main): Likewise.
14571 * genconditions.c (main): Likewise.
14572 * genconfig.c (main): Likewise.
14573 * genconstants.c (main): Likewise.
14574 * genemit.c (main): Likewise.
14575 * genenums.c (main): Likewise.
14576 * genextract.c (main): Likewise.
14577 * genflags.c (main): Likewise.
14578 * genmddeps.c (main): Likewise.
14579 * genopinit.c (main): Likewise.
14580 * genoutput.c (main): Likewise.
14581 * genpeep.c (main): Likewise.
14582 * genpreds.c (main): Likewise.
14583 * genrecog.c (main): Likewise.
14584 * gensupport.c (init_rtx_reader_args_cb): Likewise.
14585 (init_rtx_reader_args): Likewise.
14586 * gensupport.h (init_rtx_reader_args_cb): Likewise.
14587 (init_rtx_reader_args): Likewise.
14588 * gentarget-def.c (main): Likewise.
14589 * read-md.c (read_md_files): Likewise.
14590 * read-md.h (read_md_files): Likewise.
14592 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14594 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
14595 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
14596 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
14597 Remove unused predicate.
14598 (register_and_not_fp_reg_operand): Ditto.
14600 2016-05-06 Martin Liska <mliska@suse.cz>
14602 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
14603 instead of vec as the vector is local to the function.
14605 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14607 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
14608 avx512bw alternative.
14610 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
14611 before the ashr<mode>3 pattern.
14613 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
14614 v instead of x in vex or maybe_vex alternatives, use
14615 maybe_evex instead of vex in prefix.
14617 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
14618 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
14619 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
14620 in vex or maybe_vex alternatives, use maybe_evex instead of vex
14623 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
14624 v instead of x in vex or maybe_vex alternatives, use
14625 maybe_evex instead of vex in prefix.
14627 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
14628 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
14629 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
14630 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
14631 alternatives, use maybe_evex instead of vex in prefix.
14633 * config/i386/sse.md (vec_interleave_lowv4sf,
14634 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
14635 v instead of x in vex or maybe_vex alternatives, use
14636 maybe_evex instead of vex in prefix.
14638 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
14639 v instead of x in vex or maybe_vex alternatives, use
14640 maybe_evex instead of vex in prefix.
14642 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
14643 v constraint instead of x.
14645 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
14647 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
14648 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
14651 2016-05-06 Richard Biener <rguenther@suse.de>
14653 PR tree-optimization/70948
14654 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
14655 Properly clobber all fields of va_list for __builtin_va_start.
14657 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
14660 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
14661 loop latch destination.
14663 2016-05-06 Martin Liska <mliska@suse.cz>
14665 * tree-ssa-uninit.c: Apply manual changes
14666 to the GNU coding style.
14667 (prune_uninit_phi_opnds): Rename from
14668 prune_uninit_phi_opnds_in_unrealizable_paths.
14670 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14672 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
14673 mspace): Remove deprecated options.
14674 * doc/invoke.texi (SH options): Remove -mspace.
14676 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14678 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
14680 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14682 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
14683 corresponding combine split pattern.
14685 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14688 * config/sh/predicates.md (long_displacement_mem_operand): New.
14689 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
14690 Add movi20, movi20s alternatives. Adjust length attribute for
14692 (movsi_ie): Allow for any FPU. Adjust length attribute for
14694 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
14695 attribute for alternatives.
14696 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
14697 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
14698 length attribute for alternatives.
14700 2016-05-06 Richard Biener <rguenther@suse.de>
14702 PR tree-optimization/70960
14703 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
14705 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14708 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
14709 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
14711 2016-05-06 Marek Polacek <polacek@redhat.com>
14714 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
14716 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14719 * config/sh/sh.md (*rotcr): Add another variant.
14721 2016-05-06 Richard Biener <rguenther@suse.de>
14723 PR middle-end/70931
14724 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
14726 2016-05-06 Richard Biener <rguenther@suse.de>
14728 PR middle-end/70941
14729 * fold-const.c (split_tree): Always convert to the original type
14732 2016-05-06 Richard Biener <rguenther@suse.de>
14734 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
14735 (fwprop_addr): Likewise.
14737 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14740 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
14742 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
14743 * config/i386/i386.md (push mem splitter): Use find_constant_src in
14744 the splitter condition.
14745 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
14746 the splitter condition.
14747 (FP float_extend load splitter): Ditto.
14749 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
14751 * config/i386/i386.md (peehole2 patterns): Change true_regnum
14752 to REGNO in all peephole2 patterns.
14753 (post-reload splitters): Change true_regnum to REGNO in
14754 post-reload splitters.
14755 (zero_extend splitters): Use general_reg_operand and
14756 nonimmediate_gr_operand predicates.
14758 2016-05-05 Jakub Jelinek <jakub@redhat.com>
14760 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
14761 v constraint instead of x.
14763 2016-05-05 Alan Modra <amodra@gmail.com>
14766 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
14767 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
14768 TARGET_NO_FP_IN_TOC for -mrelocatable.
14769 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
14770 TARGET_RELOCATABLE test.
14771 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14772 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14773 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
14774 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14775 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14776 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
14777 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14778 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14779 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
14780 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
14782 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
14783 (rs6000_stack_info): Likewise.
14784 (rs6000_elf_asm_out_constructor): Likewise.
14785 (rs6000_elf_asm_out_destructor): Likewise.
14786 (rs6000_elf_declare_function_name): Likewise.
14787 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
14788 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
14791 2016-05-05 Alan Modra <amodra@gmail.com>
14793 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
14795 2016-05-05 Alan Modra <amodra@gmail.com>
14797 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
14798 out-of-line gpr restore for one or two regs if that would add
14801 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
14804 * config/i386/i386.md
14805 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
14806 Change to post-epilogue_completed late splitter. Use sse_reg_operand
14807 as operand 0 predicate.
14808 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
14810 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
14811 Ditto. Emit the pattern using RTX.
14813 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
14814 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
14815 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
14816 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
14818 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
14819 sse_reg_operand as operand 0 predicate.
14821 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
14822 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
14823 instead of gen_rtx_REG.
14824 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
14827 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14829 * function.c (emit_use_return_register_into_block): Delete.
14830 (gen_return_pattern): Delete.
14831 (emit_return_into_block): Delete.
14832 (active_insn_between): Delete.
14833 (convert_jumps_to_returns): Delete.
14834 (emit_return_for_exit): Delete.
14835 (thread_prologue_and_epilogue_insns): Delete all code dealing with
14836 simple_return for shrink-wrapped blocks.
14837 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
14838 end of blocks that need one.
14839 (get_unconverted_simple_return): Delete.
14840 (convert_to_simple_return): Delete.
14841 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
14842 (convert_to_simple_return): Ditto.
14844 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14846 * cfgcleanup.c (bb_is_just_return): New function.
14847 (try_optimize_cfg): Simplify jumps to return, branches to return,
14848 and branches around return.
14850 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14852 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
14853 branch to a return.
14855 2016-05-04 Jakub Jelinek <jakub@redhat.com>
14859 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
14860 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
14861 assert flags & OEP_HASH_CHECK, instead of asserting it
14862 never happens. Handle TARGET_EXPR.
14863 * fold-const.c (operand_equal_p): For hash verification,
14864 or in OEP_HASH_CHECK into flags.
14866 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
14868 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
14870 (compute_samebase_partition_bases): Fix typo.
14872 2016-05-04 Jakub Jelinek <jakub@redhat.com>
14874 * config/i386/sse.md (vec_interleave_highv8sf,
14875 vec_interleave_lowv8sf, vec_interleave_highv4df,
14876 vec_interleave_lowv4df): Remove constraints from expanders.
14878 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
14880 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
14882 * tree-inline.c (expand_call_inline): Fix path dealing with
14883 making lhs of call statement undefined.
14885 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
14887 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
14888 Check availability on NODE, too.
14889 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
14890 (cgraph_node::call_for_symbol_and_aliases): Likewise.
14891 (varpool_node::call_for_symbol_and_aliase): Likewise.
14892 * ipa-pure-const.c (add_new_function): Analyze all bodies.
14893 (propagate_pure_const): Propagate across interposable functions, too.
14894 (skip_function_for_local_pure_const): Do not skip interposable bodies
14896 (pass_local_pure_const::execute): Update.
14898 2016-05-04 Marek Polacek <polacek@redhat.com>
14900 * doc/invoke.texi: Document -Wdangling-else.
14902 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14904 * config.gcc: Error out when conflicting multilib is detected. Do not
14905 loop over multilibs since no combination is legal.
14907 2016-05-04 Alan Modra <amodra@gmail.com>
14909 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
14910 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
14911 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
14914 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
14916 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
14917 Clean up p5600 comments.
14919 2016-05-04 Richard Biener <rguenther@suse.de>
14921 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
14922 constructor simplifications.
14923 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
14925 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
14927 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
14928 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
14929 result.set_rtx is null instead of aborting.
14930 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
14932 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
14933 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
14934 *mov<mode>_store_postinc): New patterns.
14936 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
14938 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
14939 as commutative. Check both conversions are NOP.
14940 ((A & B) OP (C & B)): Remove.
14942 2016-05-04 Alan Modra <amodra@gmail.com>
14944 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
14946 2016-05-04 Alan Modra <amodra@gmail.com>
14949 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
14950 when cr2,3,4 are all fixed regs.
14952 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
14954 PR rtl-optimization/57193
14955 * opts.c (default_options_table): Revert OPT_frename_registers change.
14956 * doc/invoke.texi (-frename-registers, -O2): Likewise.
14958 2016-05-03 Martin Sebor <msebor@redhat.com>
14961 * builtins.c (fold_builtin_FILE): New function.
14962 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
14963 (fold_builtin_0): Call them.
14964 * gimplify.c (gimplify_call_expr): Remove the handling of
14965 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
14968 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
14969 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
14973 * doc/extend.texi (Function Names as Strings): Update __func__,
14974 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
14977 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14978 Richard Biener <rguenther@suse.de>
14980 PR tree-optimization/70916
14981 * tree-if-conv.c: Include cfganal.h.
14982 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
14983 and remove_fake_exit_edges around the optimization pass.
14985 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
14987 * cgraph.c (symbol_table::create_edge): Set inline_failed.
14988 (cgraph_edge::make_direct): Likewise.
14989 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
14990 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
14991 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
14992 (CIF_THUNK): New code.
14993 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
14994 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
14995 (compute_inline_parameters): Set inline_failed for thunks.
14996 (inline_analyze_function): Cleanup.
14997 * ipa-inline.c (can_inline_edge_p): Do not deal with
14998 call_stmt_cannot_inline_p.
14999 (can_early_inline_edge_p): Likewise.
15000 (early_inliner): Initialize inline_failed.
15001 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
15003 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
15005 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
15006 from nonimm_ssenomem_operand.
15007 (nonimm_ssenomem_operand): New predicate.
15008 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
15009 as operand 0 predicate.
15010 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
15011 Disable unsupported alternatives using "enabled" attribute.
15012 Use register_ssemem_operand as operand 0 predicate.
15013 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
15015 2016-05-03 Marek Polacek <polacek@redhat.com>
15018 * input.c (expansion_point_location): New function.
15019 * input.h (expansion_point_location): Declare.
15021 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
15023 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
15024 occurence with frame_offset_ ones.
15026 2016-05-03 Alan Modra <amodra@gmail.com>
15028 PR rtl-optimization/70890
15029 * ira.c (combine_and_move_insns): When moving def_insn, remove
15030 equivs on use_insn.
15032 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
15034 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
15035 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
15036 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
15037 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
15039 2016-05-03 Alan Modra <amodra@gmail.com>
15041 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
15042 for SAVE_MULTIPLE/STORE_MULTIPLE.
15044 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15046 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
15047 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
15049 2016-05-03 Richard Biener <rguenther@suse.de>
15051 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
15053 (gimplify_arg): Likewise.
15054 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
15055 re-writing the result to a decl if required.
15056 (internal_get_tmp_var): Add allow_ssa parameter
15057 and override into_ssa with it.
15058 (get_formal_tmp_var): Adjust.
15059 (get_initialized_tmp_var): Add allow_ssa parameter.
15060 (gimplify_arg): Add allow_ssa parameter and avoid generating
15061 SSA names for the result false.
15062 (gimplify_call_expr): If the call may return twice do not
15063 gimplify parameters into SSA.
15064 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
15065 (gimplify_modify_expr): Adjust assert. For noreturn calls
15066 with a SSA name LHS adjust its def.
15067 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
15068 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
15069 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
15070 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
15071 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
15072 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
15073 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
15074 (optimize_target_teams): Do not allow SSA names for clause operands.
15075 (gimplify_expr): Likewise for where we mark the result addressable.
15076 * passes.def (pass_init_datastructures): Remove.
15077 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
15078 (rewrite_stmt): Likewise.
15079 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
15080 (replace_locals_op): Replace SSA names.
15081 (copy_gimple_seq_and_replace_locals): Init src_cfun.
15082 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
15083 * cgraph.c (release_function_body): Free CFG annotations only
15084 when we have a CFG. Simplify.
15085 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
15086 force_gimple_operand instead of get_initialized_tmp_var.
15087 * tree-pass.h (make_pass_init_datastructures): Remove.
15088 * tree-ssa.c (execute_init_datastructures): Remove.
15089 (pass_data_init_datastructures): Likewise.
15090 (class pass_init_datastructures): Likewise.
15091 (make_pass_init_datastructures): Likewise.
15092 * omp-low.c (create_omp_child_function): Init SSA data structures.
15093 (grid_expand_target_grid_body): Likewise.
15094 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
15095 name before adding it to names_to_release.
15096 (remove_bb): Always release SSA defs.
15097 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
15098 before dereferencing it.
15099 * cgraphunit.c (init_lowered_empty_function): Always
15100 int SSA data structures.
15101 * tree-ssanames.c (release_defs): Remove assert that we are in
15103 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
15105 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15106 Uros Bizjak <ubizjak@gmail.com>
15108 PR rtl-optimization/70467
15109 * config/i386/predicates.md (x86_64_hilo_int_operand,
15110 x86_64_hilo_general_operand): New predicates.
15111 * config/i386/constraints.md (Wd): New constraint.
15112 * config/i386/i386.md (mode attr di): Use Wd instead of e.
15113 (general_hilo_operand): New mode attr.
15114 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
15115 instead of <general_operand>.
15116 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
15117 x86_64_hilo_general_operand instead of <general_operand>.
15119 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15121 PR tree-optimization/70916
15122 * tree-if-conv.c (constant_or_ssa_name): Removed.
15123 (fold_build_cond_expr): Use is_gimple_val instead of
15124 constant_or_ssa_name.
15126 PR tree-optimization/70916
15127 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
15128 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
15131 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
15132 (optimize_atomic_bit_test_and): New function.
15133 (pass_fold_builtins::execute): Use it.
15134 * optabs.def (atomic_bit_test_and_set_optab,
15135 atomic_bit_test_and_complement_optab,
15136 atomic_bit_test_and_reset_optab): New optabs.
15137 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
15138 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
15139 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
15140 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
15141 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
15142 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
15143 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
15144 * doc/md.texi (atomic_bit_test_and_set@var{mode},
15145 atomic_bit_test_and_complement@var{mode},
15146 atomic_bit_test_and_reset@var{mode}): Document.
15147 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
15148 atomic_bit_test_and_complement<mode>,
15149 atomic_bit_test_and_reset<mode>): New expanders.
15150 (atomic_bit_test_and_set<mode>_1,
15151 atomic_bit_test_and_complement<mode>_1,
15152 atomic_bit_test_and_reset<mode>_1): New insns.
15154 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
15156 PR rtl-optimization/70687
15157 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
15158 instead of unsigned HOST_WIDE_INT.
15160 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
15162 PR rtl-optimization/44281
15163 * hard-reg-set.h (struct target_hard_regs): New field
15164 x_fixed_nonglobal_reg_set.
15165 (fixed_nonglobal_reg_set): New macro.
15166 * reginfo.c (init_reg_sets_1): Initialize it.
15167 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
15169 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
15171 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15173 PR tree-optimization/56541
15174 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
15175 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
15176 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
15177 (any_complicated_phi): new static variable.
15178 (aggressive_if_conv): delete.
15179 (if_convertible_phi_p): support phis with more than two arguments.
15180 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
15181 critical pred edges.
15182 (ifcvt_split_critical_edges): support phis with more than two
15183 arguments by checking new parameter. only split critical edges
15185 (tree_if_conversion): handle simd pragma marked loop using new
15186 local variable aggressive_if_conv. check any_complicated_phi.
15188 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15190 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
15193 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15195 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
15198 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
15200 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
15201 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
15202 define_insn_and_split.
15203 (mulsi3_i): New define_insn_and_split.
15204 (mulsi3_call): Convert to define_insn.
15205 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
15206 Remove constraints.
15208 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15210 * machmode.h (mode_complex): Add support to give the complex mode
15212 (GET_MODE_COMPLEX_MODE): Likewise.
15213 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
15214 stored by build_complex_type and gfc_build_complex_type instead of
15215 trying to figure out the appropriate mode based on the size. Raise
15216 an assertion error, if the type was not set.
15217 * genmodes.c (struct mode_data): Add field for the complex type of
15219 (blank_mode): Likewise.
15220 (make_complex_modes): Remember the complex mode created in the
15222 (emit_mode_complex): Write out the mode_complex array to map a
15223 type mode to the complex version.
15224 (emit_insn_modes_c): Likewise.
15225 * tree.c (build_complex_type): Set the complex type to use before
15226 calling layout_type.
15227 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
15228 support for __float128 complex datatypes.
15229 (rs6000_hard_regno_mode_ok): Likewise.
15230 (rs6000_setup_reg_addr_masks): Likewise.
15231 (rs6000_complex_function_value): Likewise.
15232 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
15233 __float128 and __ibm128 complex.
15234 (FLOAT128_IBM_P): Likewise.
15235 (ALTIVEC_ARG_MAX_RETURN): Likewise.
15236 * doc/extend.texi (Additional Floating Types): Document that
15237 -mfloat128 must be used to enable __float128. Document complex
15238 __float128 and __ibm128 support.
15240 2016-05-02 Jakub Jelinek <jakub@redhat.com>
15243 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
15244 char/short arguments promoted to int because of promote_prototypes.
15246 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
15248 * config/i386/predicates.md (register_ssemem_operand): New predicate.
15249 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
15250 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
15251 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
15252 alternatives using "enabled" attribute. Use register_ssemem_operand
15253 as operand 1 predicate.
15254 (*cmpi<unord>xf_i387): Split XFmode pattern from
15255 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
15256 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
15257 *absneg<mode>2_i387. Disable unsupported alternatives using
15258 "enabled" attribute.
15259 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
15261 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15263 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
15265 (oacc_loop_process): Check mask for loop termination.
15267 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
15269 * cif-code.def (CIF_THUNK): Add.
15270 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
15273 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
15275 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
15276 (dump_inline_summary): Dump it.
15277 (fp_expression_p): New predicate.
15278 (estimate_function_body_sizes): Use it.
15279 (inline_merge_summary): Merge fp_expressions.
15280 (inline_read_section): Read fp_expressions.
15281 (inline_write_summary): Write fp_expressions.
15282 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
15283 codegen boundary if either caller or callee is !fp_expressions.
15284 * ipa-inline.h (inline_summary): Add fp_expressions.
15285 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
15286 to fp_expressions be sure the fp generation flags are updated.
15288 2016-05-02 Jakub Jelinek <jakub@redhat.com>
15290 PR rtl-optimization/70467
15291 * cse.c (cse_insn): Handle no-op MEM moves after folding.
15293 PR rtl-optimization/70467
15294 * ipa-pure-const.c (check_call): Handle internal calls even in
15295 ipa mode like in local mode.
15297 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
15299 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
15301 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
15303 * match.pd (X u< X, X u> X): New transformations.
15305 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
15307 * flag-types.h (enum warn_strict_overflow_code): Move ...
15308 * coretypes.h: ... here.
15309 * fold-const.h (fold_overflow_warning): Declare.
15310 * fold-const.c (fold_overflow_warning): Make non-static.
15311 (fold_comparison): Move the transformation of X +- C1 CMP C2
15312 into X CMP C2 -+ C1 ...
15313 * match.pd: ... here.
15314 * gimple-fold.c (fold_stmt_1): Protect with
15315 fold_defer_overflow_warnings.
15317 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15319 * omp-low.c (struct oacc_loop): Add 'inner' field.
15320 (new_oacc_loop_raw): Initialize it to zero.
15321 (oacc_loop_fixed_partitions): Initialize it.
15322 (oacc_loop_auto_partitions): Partition outermost loop to outermost
15323 available partitioning.
15325 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15327 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
15329 (umulsidi3): Likewise.
15330 (indirect_jump): Fix jump instruction assembly patterns.
15332 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
15335 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
15336 (nvptx_function_value): Assert non-NULL cfun.
15338 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
15340 PR rtl-optimization/70886
15341 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
15343 * cselib.h (rtx_equal_for_cselib_1): Declare.
15344 (rtx_equal_for_cselib_p: New inline function.
15345 * cselib.c (rtx_equal_for_cselib_p): Delete.
15346 (rtx_equal_for_cselib_1): Make public.
15348 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
15350 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
15351 (register_mixssei387nonimm_operand): Remove predicate.
15352 * config/i386/i386.md (*fop_<mode>_comm): Merge from
15353 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
15354 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
15355 for TARGET_MIX_SSE_I387 alternatives.
15356 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
15357 Disable unsupported alternatives using "enabled" attribute. Use
15358 nonimm_ssenomem_operand as operand 1 predicate. Also check
15359 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
15361 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15363 * tree.c (cst_and_fits_in_hwi): Simplify.
15365 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15367 * tree.h (wi::to_wide): New function.
15368 * expr.c (expand_expr_real_1): Use wi::to_wide.
15369 * fold-const.c (int_const_binop_1): Likewise.
15370 (extract_muldiv_1): Likewise.
15372 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15374 * wide-int.h: Update offset_int and widest_int documentation.
15375 (WI_SIGNED_SHIFT_RESULT): New macro.
15376 (wi::binary_shift): Define signed_shift_result_type for
15377 shifts on offset_int- and widest_int-like types.
15378 (generic_wide_int): Support <<= and >>= if << and >> are supported.
15379 * tree.h (int_bit_position): Use shift operators instead of wi::
15381 * alias.c (adjust_offset_for_component_ref): Likewise.
15382 * expr.c (get_inner_reference): Likewise.
15383 * fold-const.c (fold_comparison): Likewise.
15384 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
15385 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
15386 * tree-dfa.c (get_ref_base_and_extent): Likewise.
15387 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
15388 (stmt_kills_ref_p): Likewise.
15389 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
15390 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
15391 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15392 (ao_ref_init_from_vn_reference): Likewise.
15394 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15396 * wide-int.h: Update offset_int and widest_int documentation.
15397 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
15398 (wi::binary_traits): Allow ordered comparisons between offset_int and
15399 offset_int, between widest_int and widest_int, and between either
15400 of these types and basic C types.
15401 (operator <, <=, >, >=): Define for the same combinations.
15402 * tree.h (tree_int_cst_lt): Use comparison operators instead
15403 of wi:: comparisons.
15404 (tree_int_cst_le): Likewise.
15405 * gimple-fold.c (fold_array_ctor_reference): Likewise.
15406 (fold_nonarray_ctor_reference): Likewise.
15407 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
15408 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
15409 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
15410 * tree-sra.c (completely_scalarize): Likewise.
15411 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
15412 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
15413 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
15414 (check_for_binary_op_overflow): Likewise.
15415 (search_for_addr_array): Likewise.
15416 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
15418 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15420 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
15421 (arc_save_restore): Likewise.
15422 (arc_dwarf_register_span): Likewise.
15423 (arc_output_pic_addr_const): Initialize suffix variable.
15425 2016-05-02 Martin Liska <mliska@suse.cz>
15427 * symbol-summary.h (function_summary::function_summary):
15428 Remove checking assert for all cgraph nodes.
15429 (function_summary::get): Check summary_uid.
15430 (symtab_insertion): Check summary_uid.
15432 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15434 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
15435 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
15436 bmaskn instruction.
15437 (arc_dwarf_register_span): Remove enum keyword.
15438 (compact_memory_operand_p): New function.
15439 * config/arc/arc.h (reg_class): Add code density register classes.
15440 (REG_CLASS_NAMES): Likewise.
15441 (REG_CLASS_CONTENTS): Likewise.
15442 * config/arc/arc.md (*movqi_insn): Add code density instructions.
15443 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
15444 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
15445 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
15446 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
15448 (h, Rcd, Rsd, Rzd): New register constraints.
15449 (T): Use compact_memory_operand_p function.
15450 * config/arc/predicates.md (compact_load_memory_operand): Remove.
15452 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15454 * config/sh/sh.md (*negnegt, *movtt): Remove.
15456 2016-05-02 Marek Polacek <polacek@redhat.com>
15457 Tom de Vries <tom@codesourcery.com>
15459 PR tree-optimization/70700
15460 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
15461 bigger than FIRST_REF_NODE.
15463 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15466 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
15468 (prepare_cbranch_operands): Don't use scratch register. Assume that
15469 function is used when pseudos can be created.
15470 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
15471 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
15472 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
15473 define_expand. Allow it only when pseudos can be created.
15474 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
15476 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
15478 * config/i386/constraints.md (BC): Only allow -1 operands.
15479 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
15480 Add "enabled" attribute. Update XI mode attribute calculation.
15481 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
15482 (*movoi_internal_avx): Update XI mode attribute calculation.
15483 (*movti_internal): Ditto.
15485 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15487 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
15488 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
15490 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
15492 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
15493 statement on instruction code. Remove trailing spaces.
15494 (altivec_expand_stv_builtin): Likewise.
15496 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15498 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
15499 (TARGET_FPU_DOUBLE): Simplify.
15500 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
15501 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
15502 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
15503 with 'TARGET_FPU_DOUBLE'.
15504 * config/sh/sh.md: Likewise.
15506 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
15508 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
15509 SH_DIV_STR_FOR_SIZE): Remove.
15510 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
15511 SH_DIV_STR_FOR_SIZE): Remove.
15513 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15515 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
15516 logical_reg_operand): Delete.
15517 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
15518 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
15519 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
15520 match_operand and match_test.
15521 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
15522 variables on their first use. Return bool values.
15523 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
15524 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
15525 arith_reg_operand for input operand. Remove empty constraints.
15527 (*xorsi3_compact): Rename to xorsi3.
15528 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
15529 (*zero_extend<mode>si2_disp_mem): Update comment.
15532 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15534 * config/sh/t-sh: Remove SH5 support.
15535 * config.gcc: Likewise.
15536 * configure: Likewise.
15538 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15540 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
15542 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15544 * config/sh/sh.c (register_sh_passes, sh_option_override,
15545 sh_print_operand, prepare_move_operands,
15546 sh_can_follow_jump): Remove TARGET_SH1 checks.
15547 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
15548 PROMOTE_MODE): Likewise.
15549 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
15552 2016-04-30 Alan Modra <amodra@gmail.com>
15554 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
15555 restoring when fixed_reg_p, but allow out-of-line or stmw save.
15556 Check for user regs later to avoid unnecessary looping over regs.
15557 Merge user reg check with non-saved reg check. Don't force
15558 inline VR restore when static chain used.
15559 (rs6000_frame_related): Omit eh_frame info for user regs when
15561 (fixed_regs_p): Delete.
15563 2016-04-30 Alan Modra <amodra@gmail.com>
15565 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
15566 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
15569 2016-04-30 Alan Modra <amodra@gmail.com>
15572 * config/rs6000/rs6000.c (fixed_reg_p): New function.
15573 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
15576 2016-04-30 Alan Modra <amodra@gmail.com>
15578 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15579 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
15580 flag_pic test for Darwin.
15582 2016-04-30 Alan Modra <amodra@gmail.com>
15584 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
15585 throw_calls_crossed.
15586 (REG_FREQ_CALLS_CROSSED): Delete.
15587 (REG_N_THROWING_CALLS_CROSSED): Delete.
15588 * regstat.c (regstat_bb_compute_ri): Don't calculate
15589 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
15590 (dump_reg_info): Don't print call cross frequency.
15591 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
15592 and REG_N_THROWING_CALLS_CROSSED.
15594 2016-04-30 Alan Modra <amodra@gmail.com>
15596 * regs.h (struct reg_info_t): Delete live_length.
15597 (REG_LIVE_LENGTH): Delete macro.
15598 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
15599 local_live, local_processed and local_live_last_luid params.
15600 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
15602 (regstat_compute_ri): Adjust for above. Don't set
15604 (dump_reg_info): Don't print live length.
15605 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
15606 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
15607 Localize loop_depth var.
15609 2016-04-30 Alan Modra <amodra@gmail.com>
15611 * ira.c (enum valid_equiv): New.
15612 (validate_equiv_mem): Return enum.
15613 (update_equiv_mem): Create replacement in more cases.
15614 (add_store_equivs): Update validate_equiv_mem call.
15616 2016-04-30 Alan Modra <amodra@gmail.com>
15618 * ira.c (combine_and_move_insns): Rather than scanning insns,
15619 use DF infrastucture to find use and def insns.
15621 2016-04-30 Alan Modra <amodra@gmail.com>
15623 ira.c (combine_and_move_insns): Move invariant conditions..
15624 (ira.c): ..to here. Call combine_and_move_insns before
15625 add_store_equivs. Call grow_reg_equivs later. Allocate
15626 req_equiv later using max_reg_num() rather than global max_regno.
15627 (contains_replace_regs): Delete.
15628 (add_store_equivs): Remove contains_replace_regs test.
15630 2016-04-30 Alan Modra <amodra@gmail.com>
15632 * ira.c (struct equiv_mem_data): New.
15633 (equiv_mem, equiv_mem_modified): Delete static vars.
15634 (validate_equiv_mem_from_store): Use "data" param to communicate..
15635 (validate_equiv_mem): ..from here.
15637 2016-04-30 Alan Modra <amodra@gmail.com>
15639 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
15641 (update_reg_equivs): ..here. Move allocation and freeing of
15642 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
15643 end_alias_analysis to..
15646 2016-04-30 Alan Modra <amodra@gmail.com>
15648 * ira.c (pdx_subregs): Delete.
15649 (struct equivalence): Add pdx_subregs field.
15650 (set_paradoxical_subreg): Remove pdx_subregs param. Update
15651 pdx_subregs access.
15652 (update_equiv_regs): Don't create or free pdx_subregs. Update
15653 pdx_subregs access.
15655 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15657 * config/rs6000/altivec.h: Change definitions of vec_xl and
15659 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
15660 (LD_ELEMREV_V2DI): New.
15661 (LD_ELEMREV_V4SF): New.
15662 (LD_ELEMREV_V4SI): New.
15663 (LD_ELEMREV_V8HI): New.
15664 (LD_ELEMREV_V16QI): New.
15665 (ST_ELEMREV_V2DF): New.
15666 (ST_ELEMREV_V2DI): New.
15667 (ST_ELEMREV_V4SF): New.
15668 (ST_ELEMREV_V4SI): New.
15669 (ST_ELEMREV_V8HI): New.
15670 (ST_ELEMREV_V16QI): New.
15673 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15674 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
15675 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
15676 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
15677 (altivec_expand_builtin): Add handling for
15678 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
15679 (rs6000_invalid_builtin): Add error-checking for
15680 RS6000_BTM_P9_VECTOR.
15681 (altivec_init_builtins): Define builtins used to implement vec_xl
15683 (rs6000_builtin_mask_names): Define power9-vector.
15684 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
15685 (RS6000_BTM_P9_VECTOR): Define.
15686 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
15687 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
15688 (vsx_ld_elemrev_v2df): Likewise.
15689 (vsx_ld_elemrev_v4sf): Likewise.
15690 (vsx_ld_elemrev_v4si): Likewise.
15691 (vsx_ld_elemrev_v8hi): Likewise.
15692 (vsx_ld_elemrev_v16qi): Likewise.
15693 (vsx_st_elemrev_v2df): Likewise.
15694 (vsx_st_elemrev_v2di): Likewise.
15695 (vsx_st_elemrev_v4sf): Likewise.
15696 (vsx_st_elemrev_v4si): Likewise.
15697 (vsx_st_elemrev_v8hi): Likewise.
15698 (vsx_st_elemrev_v16qi): Likewise.
15699 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
15702 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
15704 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
15706 (simplify_control_stmt_condition_1): ... here. Recurse into
15707 BIT_AND_EXPRs and BIT_IOR_EXPRs.
15709 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
15712 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
15713 (zero_extendqi<mode>2_dot): Revert earlier conversion from
15714 define_insn_and_split to define_insn.
15715 (zero_extendqi<mode>2_dot2): Same.
15716 (extendqi<mode>2_dot): Same.
15717 (extendqi<mode>2_dot2): Same.
15719 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15721 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
15722 (probe_stack): New expander.
15723 (probe_stack_<mode>): New insn pattern.
15725 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15727 * config/i386/i386.md
15728 (operations with memory inputs setting flags peephole2):
15729 Remove uneeded REG_P checks. Cleanup pattern generation.
15731 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
15733 * tree-vect-loop.c (vect_transform_loop): Fix
15734 nb_iterations_upper_bound computation for vectorized loop.
15736 2016-04-29 Marek Polacek <polacek@redhat.com>
15737 Jakub Jelinek <jakub@redhat.com>
15740 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
15741 TARGET_EXPR_SLOT as a base.
15743 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
15745 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
15746 with 'rCm2' constraints to limit possible immediate size.
15747 (*load_zeroextendqisi_update): Likewise.
15748 (*load_signextendqisi_update): Likewise.
15749 (*loadhi_update): Likewise.
15750 (*load_zeroextendhisi_update): Likewise.
15751 (*load_signextendhisi_update): Likewise.
15752 (*loadsi_update): Likewise.
15753 (*loadsf_update): Likewise.
15755 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15757 * config/i386/predicates.md (constm1_operand): Fix comparison.
15759 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
15761 * testsuite/gcc.target/arc/ieee_eq.c: New test.
15763 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
15765 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
15766 remaining SH5 related settings.
15767 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
15768 shmedia_prepare_call_address): Delete.
15769 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
15770 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
15771 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
15772 UNSUPPORTED_SH2A): Remove m5 checks.
15773 (sh_divide_strategy_e): Remove SH5 division strategies.
15774 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
15775 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
15777 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15779 * config/s390/s390.c (s390_rtx_costs): Update documentation.
15781 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15783 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
15784 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
15785 Change lder to ldr.
15786 * config/s390/vector.md ("mov<mode>"): Likewise.
15788 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
15790 * config/s390/constraints.md ("U", "W"): Invoke
15791 s390_mem_constraint with "ZR" and "ZT".
15792 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
15793 addresses when using LRA. Accept also short displacements for S
15794 and T constraints. Do not check for long displacement target for
15795 S and T constraints.
15796 (s390_mem_constraint): Remove handling of U and W constraints.
15797 * config/s390/s390.md (various patterns): Remove the short
15798 displacement constraints (Q and R) if a long displacement
15799 constraint is present. Add longdisp as required CPU capability.
15800 * config/s390/vector.md: Likewise.
15801 * config/s390/vx-builtins.md: Likewise.
15803 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15806 * reload1.c (reload): Call finish_spills before
15807 restarting reload loop. Skip select_reload_regs
15808 if update_eliminables_and_spill returns true.
15810 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
15812 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
15813 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
15814 (umulhisi3_imm): Update predicates and constraint letters.
15815 (umulhisi3_reg): Declare instruction as commutative.
15816 * config/arc/constraints.md (J12, J16): New constraints.
15817 * config/arc/predicates.md (short_unsigned_const_operand): New
15819 (arc_short_operand): Likewise.
15820 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
15822 2016-04-29 Richard Biener <rguenther@suse.de>
15824 PR tree-optimization/13962
15825 PR tree-optimization/65686
15826 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
15827 * tree-ssa-alias.c (ptrs_compare_unequal): New function
15828 using PTA to compare pointers.
15829 * match.pd: Add pattern for pointer equality compare simplification
15830 using ptrs_compare_unequal.
15832 2016-04-29 Richard Biener <rguenther@suse.de>
15834 * stor-layout.c (layout_type): Do not build a pointer-to-element
15837 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15839 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
15840 Use SWI mode iterator. Use general_reg_operand predicate.
15841 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
15842 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
15845 2016-04-29 Jakub Jelinek <jakub@redhat.com>
15847 PR middle-end/70843
15848 * fold-const.c (operand_equal_p): Don't verify hash value equality
15850 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
15853 2016-04-28 Jakub Jelinek <jakub@redhat.com>
15856 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
15857 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
15858 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
15859 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
15860 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
15862 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15864 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
15865 to info. Don't initialize separate fields to 0. Clean up
15868 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15870 * config/i386/i386.md (peephole2s for operations with memory inputs):
15871 Use SWI mode iterator.
15872 (peephole2s for operations with memory outputs): Ditto.
15873 Do not check for stack checking probe.
15875 (probe_stack): Remove expander.
15877 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15878 Andrew Burgess <andrew.burgess@embecosm.com>
15880 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
15881 operands as 32-bits.
15883 2016-04-28 Jason Merrill <jason@redhat.com>
15885 * gdbinit.in: Skip line-map.h.
15887 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15888 Andrew Burgess <andrew.burgess@embecosm.com>
15890 * config/arc/arc.c (arc_conditional_register_usage): Take
15891 TARGET_RRQ_CLASS into account.
15892 (arc_print_operand): Support printing 'p' and 's' operands.
15893 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
15895 (TARGET_RRQ_CLASS): Define.
15896 (IS_POWEROF2_OR_0_P): Define.
15897 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
15899 (*tst_movb): New define_insn.
15900 (*tst): Avoid recognition if it could prevent '*tst_movb'
15901 combination; replace c/CnL with c/Chs alternative.
15902 (*tst_bitfield_tst): New define_insn.
15903 (*tst_bitfield_asr): New define_insn.
15904 (*tst_bitfield): New define_insn.
15905 (andsi3_i): Add Rrq variant.
15906 (extzv): New define_expand.
15907 (insv): New define_expand.
15908 (*insv_i): New define_insn.
15909 (*movb): New define_insn.
15910 (*movb_signed): New define_insn.
15911 (*movb_high): New define_insn.
15912 (*movb_high_signed): New define_insn.
15913 (*movb_high_signed + 1): New define_split pattern.
15914 (*mrgb): New define_insn.
15915 (*mrgb + 1): New define_peephole2 pattern.
15916 (*mrgb + 2): New define_peephole2 pattern.
15917 * config/arc/arc.opt (mbitops): New option for nps400, uses
15918 TARGET_NPS_BITOPS_DEFAULT.
15919 * config/arc/constraints.md (q): Make register class conditional.
15920 (Rrq): New register constraint.
15921 (Chs): New constraint.
15922 (Clo): New constraint.
15923 (Chi): New constraint.
15924 (Cbf): New constraint.
15925 (Cbn): New constraint.
15926 (C18): New constraint.
15927 (Cbi): New constraint.
15929 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15931 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
15933 (bitmap_intersection_of_preds): Ditto.
15934 (bitmap_union_of_succs): Ditto.
15935 (bitmap_union_of_preds): Ditto.
15936 * sbitmap.c (do_popcount): Delete.
15937 (BITMAP_DEBUGGING): Delete.
15938 (sbitmap_verify_popcount): Delete.
15939 (sbitmap_alloc): Don't initialize the popcount field.
15940 (sbitmap_alloc_with_popcount): Delete.
15941 (sbitmap_resize): Don't resize the popcount array.
15942 (sbitmap_vector_alloc): Don't initialize the popcount field.
15943 (bitmap_copy): Don't copy the popcount array.
15944 (bitmap_clear): Don't clear the popcount array.
15945 (bitmap_clear): Delete the popcount array handling.
15946 (bitmap_ior_and_compl): Delete the popcount assert.
15947 (bitmap_not): Ditto.
15948 (bitmap_and_compl): Ditto.
15949 (bitmap_and): Delete the popcount array handling.
15950 (bitmap_xor): Ditto.
15951 (bitmap_ior): Ditto.
15952 (bitmap_or_and): Delete the popcount assert.
15953 (bitmap_and_or): Ditto.
15954 (popcount_table): Delete.
15955 (sbitmap_elt_popcount): Delete.
15956 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
15957 (bitmap_set_bit): Delete the popcount assert.
15958 (bitmap_clear_bit): Ditto.
15959 (sbitmap_free): Don't free the popcount array.
15960 (sbitmap_alloc_with_popcount): Delete declaration.
15961 (sbitmap_popcount): Ditto.
15963 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15964 Andrew Burgess <andrew.burgess@embecosm.com>
15966 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
15967 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
15968 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
15969 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
15970 * config/arc/arc.opt (mcmem): New option.
15971 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
15972 supply length for r/m alternative.
15973 (*extendqisi2_ac): Likewise.
15974 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
15976 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
15977 (movhi_insn): Likewise.
15978 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
15979 (*zero_extendqihi2_i): Add r/Ucm alternative.
15980 (*zero_extendqisi2_ac): Likewise.
15981 (*zero_extendhisi2_i): Likewise.
15982 * config/arc/constraints.md (Uex): New memory constraint.
15983 (Ucm): New define_constraint.
15984 * config/arc/predicates.md (long_immediate_loadstore_operand):
15985 Return 0 for MEM with cmem_address address.
15986 (cmem_address_0): New predicates.
15987 (cmem_address_1): Likewise.
15988 (cmem_address_2): Likewise.
15989 (cmem_address): Likewise.
15991 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15993 * config/rs6000/rs6000.c (machine_function): Rename
15994 insn_chain_scanned_p to spe_insn_chain_scanned_p.
15995 (rs6000_stack_info): Adjust.
15997 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15998 Andrew Burgess <andrew.burgess@embecosm.com>
16000 * config/arc/constraints.md (Usd): Convert to define_constraint.
16004 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16007 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
16008 Add new peephole2 where the first insn is *mov<mode>_or instead of
16009 *mov<mode>_internal.
16011 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
16013 * tracer.c (bb_seen): Make static.
16015 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
16017 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
16018 support, setup defaults.
16019 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
16020 * config/arc/arc.c (arc_init): Add NPS400 support.
16021 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
16022 (TARGET_ARC700): NPS400 is also an ARC700.
16023 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
16025 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16028 * config/nds32/nds32.md (casesi): Don't access the operands array
16031 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16033 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
16034 (or $-1,reg peephole2): Ditto.
16035 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
16037 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
16039 * doc/extend.texi (Common Function Attributes) [optimize]:
16040 Discourage use of the optimize attribute.
16042 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
16044 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
16045 special case builtin.
16046 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
16047 ALTIVEC_BUILTIN_VEC_ADDE.
16048 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
16049 support for ALTIVEC_BUILTIN_VEC_ADDE.
16050 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
16051 for __builtin_vec_adde.
16053 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16055 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
16056 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
16058 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16061 * doc/sourcebuild.texi (Effective-Target Keywords, Other
16062 attributes): Document cilkplus_runtime.
16064 2016-04-28 Martin Jambor <mjambor@suse.cz>
16066 * tree-cfg.c (verify_expr): Verify that local declarations belong to
16067 this function. Call verify_expr on MEM_REFs and bases of other
16068 handled_components.
16070 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16072 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
16073 for WORD_REGISTER_OPERATIONS to runtime check.
16075 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16077 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
16079 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16081 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
16082 big-endian compilation.
16083 * config/arc/arc.md (addf3): Likewise.
16084 (subdf3): Likewise.
16085 (muldf3): Likewise.
16087 2016-04-28 Richard Biener <rguenther@suse.de>
16089 PR tree-optimization/70840
16090 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
16091 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
16092 Mark x * pow(x,c) -> pow(x,c+1) commutative.
16093 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
16095 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16097 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
16098 and explain why in a comment.
16100 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16102 * config/arc/arc.md (cpu_facility): Add fpx variant.
16103 (subdf3): Prohibit use reverse sub when assist operations option
16105 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
16106 instructions only when FPX is enabled.
16107 * testsuite/gcc.target/arc/trsub.c: New test.
16109 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16111 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
16112 mult_operator when calculating "type" attribute.
16113 (*fop_<mode>_1_i387): Ditto.
16114 (*fop_xf_1_i387): Ditto.
16115 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
16116 Use std::swap to swap operands. Use RTL expressions to generate
16119 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16120 Joern Rennecke <joern.rennecke@embecosm.com>
16122 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
16124 (emit_pic_move): Remove.
16125 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
16126 * config/arc/arc.c (emit_pic_move): Removed.
16127 (TARGET_HAVE_TLS): Define.
16128 (arc_conditional_register_usage): Test for arc_tp_regno.
16129 (arc_print_operand, arc_print_operand_address): Handle TLS
16131 (arc_needs_pcl_p): New function.
16132 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
16133 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
16134 (arc_raw_symbolic_reference_mentioned_p): Likewise.
16135 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
16136 (arc_legitimize_tls_address): Likewise.
16137 (DTPOFF_ZERO_SYM): Define.
16138 (arc_legitimize_pic_address): Make it static, handle TLS cases.
16139 (arc_output_pic_addr_const): Print TLS unspecs.
16140 (prepare_pic_move): New function, replaces emit_pic_move.
16141 (arc_legitimate_constant_p): Handle TLS unspecs.
16142 (arc_legitimate_address_p): Likewise.
16143 (arc_rewrite_small_data_p): Use assert for TLS constants.
16144 (prepare_move_operands): Use prepare_pic_move.
16145 (arc_legitimize_address): Legitimize tls addresses.
16146 (arc_epilogue_uses): Check for arc_tp_regno.
16147 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
16148 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
16150 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
16152 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
16153 %(arc_tls_extra_start_spec).
16154 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
16155 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
16157 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
16158 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
16159 (UNSPEC_TLS_OFF): Add.
16161 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
16162 (get_thread_pointersi): New patterns.
16163 * config/arc/arc.opt (mtp-regno): New option.
16164 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
16165 (move_dest_operand): Likewise.
16166 * configure: Regenerate.
16167 * configure.ac: Add arc*-*-* case to test for tls.
16168 * doc/invoke.texi (ARC options): Document mtp-regno.
16170 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16172 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
16173 the new ARC HS SIMD instructions.
16174 (arc_preferred_simd_mode): New function.
16175 (arc_autovectorize_vector_sizes): Likewise.
16176 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
16177 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
16178 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
16179 (arc_init_builtins): Add new SIMD builtin types.
16180 (arc_split_move): Handle 64 bit vector moves.
16181 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
16182 (TARGET_PLUS_QMACW): Define.
16183 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
16184 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
16185 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
16186 (VSUBADD4H): New builtins.
16187 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
16188 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
16190 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
16191 Matthias Klose <doko@debian.org>
16193 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
16195 2016-04-28 Richard Biener <rguenther@suse.de>
16197 PR middle-end/70777
16198 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
16201 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
16203 * common/config/sh/sh-common.c: Remove SH5 support.
16204 * config/sh/constraints.md: Likewise.
16205 * config/sh/config/sh/elf.h: Likewise.
16206 * config/sh/linux.h: Likewise.
16207 * config/sh/netbsd-elf.h: Likewise.
16208 * config/sh/predicates.md: Likewise.
16209 * config/sh/sh-c.c: Likewise.
16210 * config/sh/sh-protos.h: Likewise.
16211 * config/sh/sh.c: Likewise.
16212 * config/sh/sh.h: Likewise.
16213 * config/sh/sh.md: Likewise.
16214 * config/sh/sh.opt: Likewise.
16215 * config/sh/sync.md: Likewise.
16216 * config/sh/sh64.h: Delete.
16217 * config/sh/shmedia.h: Likewise.
16218 * config/sh/shmedia.md: Likewise.
16219 * config/sh/sshmedia.h: Likewise.
16220 * config/sh/t-netbsd-sh5-64: Likewise.
16221 * config/sh/t-sh64: Likewise.
16222 * config/sh/ushmedia.h: Likewise.
16224 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16226 * config/i386/i386.md (sign_extend to memory peephole2s): Use
16227 general_reg_operand instead of register_operand predicate.
16229 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16231 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
16233 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
16235 * match.pd (A - B > A, A + B < A): New transformations.
16237 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
16239 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
16240 which defaults to true. Emit an outer pair of parentheses only if
16241 EMIT_PARENS. When continuing a chain of && or || (or & or |),
16242 don't emit parentheses for the right-hand operand.
16244 2016-04-27 Jeff Law <law@redhat.com>
16246 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
16248 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16250 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
16251 (altivec_lvx_<mode>_internal): Document.
16252 (altivec_lvx_<mode>_2op): New define_insn.
16253 (altivec_lvx_<mode>_1op): Likewise.
16254 (altivec_lvx_<mode>_2op_si): Likewise.
16255 (altivec_lvx_<mode>_1op_si): Likewise.
16256 (altivec_stvx_<mode>): Remove.
16257 (altivec_stvx_<mode>_internal): Document.
16258 (altivec_stvx_<mode>_2op): New define_insn.
16259 (altivec_stvx_<mode>_1op): Likewise.
16260 (altivec_stvx_<mode>_2op_si): Likewise.
16261 (altivec_stvx_<mode>_1op_si): Likewise.
16262 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16263 Expand vec_ld and vec_st during parsing.
16264 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
16266 (altivec_expand_stvx_be): Likewise.
16267 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
16268 address-masking behavior in RTL.
16269 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
16270 address-masking behavior in RTL.
16271 (altivec_expand_builtin): Change builtin code arguments for calls
16272 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
16273 (insn_is_swappable_p): Avoid incorrect swap optimization in the
16274 presence of lvx/stvx patterns.
16275 (alignment_with_canonical_addr): New function.
16276 (alignment_mask): Likewise.
16277 (find_alignment_op): Likewise.
16278 (recombine_lvx_pattern): Likewise.
16279 (recombine_stvx_pattern): Likewise.
16280 (recombine_lvx_stvx_patterns): Likewise.
16281 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
16282 stvx patterns from expand.
16283 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
16285 (vector_altivec_store_<mode>): Likewise.
16287 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
16289 * config/aarch64/aarch64.md
16290 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
16291 remove the "fp" attributes.
16292 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
16293 add the "simd" attributes.
16294 (*movdf_aarch64): Likewise.
16295 (*movtf_aarch64): Remove the "fp" attributes.
16296 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
16297 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
16299 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16301 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
16302 rtx to rtx_code_label *.
16303 * rtl.h (maybe_set_first_label_num): Likewise.
16305 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16307 * df-core.c (df_add_problem): Make the problem param be const.
16308 (df_remove_problem): Make local "problem" be const.
16309 * df-problems.c (problem_RD): Make const.
16310 (problem_LR): Likewise.
16311 (problem_LIVE): Likewise.
16312 (problem_MIR): Likewise.
16313 (problem_CHAIN): Likewise.
16314 (problem_WORD_LR): Likewise.
16315 (problem_NOTE): Likewise.
16316 (problem_MD): Likewise.
16317 * df-scan.c (problem_SCAN): Likewise.
16318 * df.h (struct df_problem): Make field "dependent_problem" be
16320 (struct dataflow): Likewise for field "problem".
16321 (df_add_problem): Make param const.
16323 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
16325 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
16326 inter-unit moves to/from vector registers are enabled. Do not disable
16329 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16331 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
16332 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
16334 (enum df_problem_id): ...this new enum.
16335 (struct df_problem): Convert field "id" from "int" to
16336 enum df_problem_id.
16338 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16340 * rtl.def: Update comment for "things in the instruction chain" to
16341 reflect the removal of the leading "i" field for INSN_UID in
16342 r210360. Fix bogus apostrophe.
16344 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
16346 * config/i386/i386.md
16347 (lea arith with mem operand + setcc peephole2): Set operator mode.
16349 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
16352 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
16353 (dimode_scalar_to_vector_candidate_p): This.
16354 (timode_scalar_to_vector_candidate_p): New function.
16355 (scalar_to_vector_candidate_p): Likewise.
16356 (timode_check_non_convertible_regs): Likewise.
16357 (timode_remove_non_convertible_regs): Likewise.
16358 (remove_non_convertible_regs): Likewise.
16359 (remove_non_convertible_regs): Renamed to ...
16360 (dimode_remove_non_convertible_regs): This.
16361 (scalar_chain::~scalar_chain): Make it virtual.
16362 (scalar_chain::compute_convert_gain): Make it pure virtual.
16363 (scalar_chain::mark_dual_mode_def): Likewise.
16364 (scalar_chain::convert_insn): Likewise.
16365 (scalar_chain::convert_registers): Likewise.
16366 (scalar_chain::add_to_queue): Make it protected.
16367 (scalar_chain::emit_conversion_insns): Likewise.
16368 (scalar_chain::replace_with_subreg): Likewise.
16369 (scalar_chain::replace_with_subreg_in_insn): Likewise.
16370 (scalar_chain::convert_op): Likewise.
16371 (scalar_chain::convert_reg): Likewise.
16372 (scalar_chain::make_vector_copies): Likewise.
16373 (scalar_chain::convert_registers): New pure virtual function.
16374 (class dimode_scalar_chain): New class.
16375 (class timode_scalar_chain): Likewise.
16376 (scalar_chain::mark_dual_mode_def): Renamed to ...
16377 (dimode_scalar_chain::mark_dual_mode_def): This.
16378 (timode_scalar_chain::mark_dual_mode_def): New function.
16379 (timode_scalar_chain::convert_insn): Likewise.
16380 (dimode_scalar_chain::convert_registers): Likewise.
16381 (scalar_chain::compute_convert_gain): Renamed to ...
16382 (dimode_scalar_chain::compute_convert_gain): This.
16383 (scalar_chain::replace_with_subreg): Renamed to ...
16384 (dimode_scalar_chain::replace_with_subreg): This.
16385 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
16386 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
16387 (scalar_chain::make_vector_copies): Renamed to ...
16388 (dimode_scalar_chain::make_vector_copies): This.
16389 (scalar_chain::convert_reg): Renamed to ...
16390 (dimode_scalar_chain::convert_reg ): This.
16391 (scalar_chain::convert_op): Renamed to ...
16392 (dimode_scalar_chain::convert_op): This.
16393 (scalar_chain::convert_insn): Renamed to ...
16394 (dimode_scalar_chain::convert_insn): This.
16395 (scalar_chain::convert): Call convert_registers.
16396 (convert_scalars_to_vector): Change to scalar_chain pointer to
16397 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
16398 in 32-bit mode. Delete scalar_chain pointer. Call
16399 free_dominance_info in 64-bit mode.
16400 (pass_stv::gate): Remove TARGET_64BIT check.
16401 (ix86_option_override): Put the 64-bit STV pass before the CSE
16404 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
16406 * dwarf2out.h (struct dw_loc_descr_node): Remove the
16407 dw_loc_frame_offset field.
16408 * dwarf2out.c (new_loc_descr): Likewise.
16409 (resolve_args_picking_1): Turn the VISITED hash set into a
16410 FRAME_OFFSET hash map. Use it to associate a frame offset to
16411 visited nodes. Remove uses of the CHECKING_P macro.
16412 (resolve_args_picking): Update call to resolve_args_picking_1.
16414 2016-04-27 Martin Liska <mliska@suse.cz>
16416 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
16417 (free_loop_data): Release vuses of groups.
16419 2016-04-27 Bin Cheng <bin.cheng@arm.com>
16421 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
16422 instead of redundant use_id and boolean have_use_for.
16423 (struct iv_use): Change sub_id into group_id. Remove field next.
16424 Move fields: related_cands, n_map_members, cost_map and selected
16426 (struct iv_group): ... here. New structure.
16427 (struct iv_common_cand): Use structure declaration directly.
16428 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
16429 (MAX_CONSIDERED_USES): Rename macro to ...
16430 (MAX_CONSIDERED_GROUPS): ... here.
16431 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
16432 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
16433 (dump_uses): Rename to ...
16434 (dump_groups): ... here. Update all uses.
16435 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
16436 (find_induction_variables): Refactor format of dump information.
16437 (record_sub_use): Delete.
16438 (record_use): Update all uses.
16439 (record_group): New function.
16440 (record_group_use, find_interesting_uses_op): Call above functions.
16442 (find_interesting_uses_cond): Ditto.
16443 (group_compare_offset): New function.
16444 (split_all_small_groups): Rename to ...
16445 (split_small_address_groups_p): ... here. Update all uses.
16446 (split_address_groups): Update all uses.
16447 (find_interesting_uses): Refactor format of dump information.
16448 (add_candidate_1): Update all uses. Remove redundant check on iv,
16450 (add_candidate, record_common_cand): Remove redundant assert.
16451 (add_iv_candidate_for_biv): Update use.
16452 (add_iv_candidate_derived_from_uses): Update all uses.
16453 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
16454 (alloc_use_cost_map): Ditto.
16455 (set_use_iv_cost, get_use_iv_cost): Rename to ...
16456 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
16457 (determine_use_iv_cost_generic): Ditto.
16458 (determine_group_iv_cost_generic): Ditto.
16459 (determine_use_iv_cost_address): Ditto.
16460 (determine_group_iv_cost_address): Ditto.
16461 (determine_use_iv_cost_condition): Ditto.
16462 (determine_group_iv_cost_cond): Ditto.
16463 (determine_use_iv_cost): Ditto.
16464 (determine_group_iv_cost): Ditto.
16465 (set_autoinc_for_original_candidates): Update all uses.
16466 (find_iv_candidates): Update all uses. Refactor dump information.
16467 (determine_use_iv_costs): Ditto.
16468 (determine_iv_costs): Ditto.
16469 (iv_ca_cand_for_use): Rename to ...
16470 (iv_ca_cand_for_group): ... here. Update all uses.
16471 (iv_ca_add_use, iv_ca_add_group): Ditto.
16472 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
16473 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
16474 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
16475 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
16476 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
16477 (create_new_iv, adjust_iv_update_pos): Ditto.
16478 (rewrite_use_address): Delete.
16479 (rewrite_use_address_1): Rename to ...
16480 (rewrite_use_address): ... here.
16481 (rewrite_use_compare): Update all uses.
16482 (rewrite_use): Delete.
16483 (rewrite_uses): Rename to ...
16484 (rewrite_groups): ... here. Update all uses.
16485 (remove_unused_ivs, free_loop_data): Update all uses.
16486 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
16488 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16490 * rtlanal.c (nonzero_bits1): Convert preprocessor check
16491 for WORD_REGISTER_OPERATIONS to runtime check.
16493 2016-04-27 Richard Biener <rguenther@suse.de>
16496 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
16497 aggregate_value_p to determine if a function result is
16498 returned by reference.
16499 (ipa_pta_execute): Functions having their address taken are
16500 not automatically nonlocal.
16502 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16505 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
16506 * fold-const.c (operand_equal_p): If flag_checking and
16507 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
16508 and if it returns non-zero, assert iterative_hash_expr on both
16511 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16513 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
16515 2016-04-27 Nick Clifton <nickc@redhat.com>
16517 PR middle-end/49889
16518 * varasm.c (merge_weak): Generate an error if an attempt is made
16519 to convert a non-weak static function into a weak, public function.
16521 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16523 * params.def (MAX_PARTITION_SIZE): New param.
16524 * doc/invoke.texi: Document lto-max-partition.
16526 2016-04-27 Richard Biener <rguenther@suse.de>
16529 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
16530 function cummulating used_from_other_partition, externally_visible
16531 and force_output from aliases.
16532 (refered_from_nonlocal_var): Likewise.
16533 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
16534 node flags properly.
16536 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16538 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
16539 (-Wmemset-elt-size): New item.
16541 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
16544 * stor-layout.h (internal_reference_types): Delete.
16545 * stor-layout.c (reference_types_internal): Likewise.
16546 (internal_reference_types): Likewise.
16547 (layout_type) <REFERENCE_TYPE>: Adjust.
16549 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16552 * tree.h (inchash::add_expr): Add FLAGS argument.
16553 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
16554 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
16555 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
16556 Formatting fix. Adjust recursive calls. For tcc_comparison,
16557 if swap_tree_comparison (code) is smaller than code, hash that
16558 and arguments in the other order. Hash CONVERT_EXPR the same
16559 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
16560 of ADDR_EXPR of decl as the decl itself. Add or remove
16561 OEP_ADDRESS_OF from recursive flags as needed. For
16562 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
16563 operands commutatively and only the third one normally.
16564 For internal CALL_EXPR hash in CALL_EXPR_IFN.
16566 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
16568 * config/rtems.h (LIB_SPEC): Add -latomic.
16570 2016-04-27 Joel Sherrill <joel@rtems.org>
16572 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
16573 xilink.ld and flags not relevant to RTEMS.
16575 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
16577 * toplev.c (backend_init_target): Avoid calling init_reload when using
16580 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16582 * reorg.c (try_merge_delay_insns): Declare i and j inside the
16583 for loops rather than one for the whole function.
16585 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16587 * match.pd (X + CST CMP X): New transformation.
16589 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16591 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
16592 * fold-const.c (fold_binary_loc): Remove 2 transformations
16593 superseded by match.pd.
16594 * match.pd (x+x -> x*2): Generalize to integers.
16596 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
16598 * config/i386/i386.md (operation on memory peephole): Duplicate an
16599 existing peephole and adapt it to match lea rather than an operation
16602 PR rtl-optimization/57193
16603 * opts.c (default_options_table): Add OPT_frename_registers at -O2
16605 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
16607 2016-04-26 Bin Cheng <bin.cheng@arm.com>
16609 * tree-if-conv.c (any_pred_load_store): New static variable.
16610 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
16611 any_pred_load_store instead of and_mask_load_store.
16612 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
16613 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
16614 (combine_blocks, tree_if_conversion): Ditto.
16616 2016-04-26 Bin Cheng <bin.cheng@arm.com>
16618 PR tree-optimization/70771
16619 PR tree-optimization/70775
16620 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
16621 virtual PHI nodes. Delete parameter.
16622 (if_convertible_loop_p_1): Delete argument to above function.
16623 (predicate_all_scalar_phis): Delete code handling single-argument
16625 (tree_if_conversion): Mark and update virtual SSA.
16627 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16630 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
16631 (x86_elf_aligned_common): Rename to ...
16632 (x86_elf_aligned_decl_common): ... this.
16633 Add decl arg. Switch to .lbss for largecomm object. Use
16634 LARGECOMM_SECTION_ASM_OP.
16635 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
16637 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
16638 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
16640 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
16641 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
16643 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16646 * config/i386/i386.c (SECTION_LARGE): Define.
16647 (x86_64_elf_select_section): Set it for large data/bss sections.
16648 Only clear SECTION_WRITE for .lrodata.
16649 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
16651 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
16652 * varasm.c (default_elf_asm_named_section): Grow flagchars.
16653 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
16655 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
16656 * doc/tm.texi: Regenerate.
16658 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16661 * configure.ac (--enable-checking): Document extra flag, for
16662 non-release builds default to --enable-checking=yes,extra.
16663 If misc checking and extra checking, define CHECKING_P to 2 instead
16665 * common.opt (fchecking=): Add.
16666 * doc/invoke.texi (-fchecking=): Document.
16667 * doc/install.texi: Document --enable-checking changes.
16668 * configure: Regenerated.
16669 * config.in: Regenerated.
16671 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16673 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
16674 attribute instead of which_alternative.
16675 * config/i386/sse.md (*mov<mode>_internal): Ditto.
16676 Use EXT_REX_SSE_REG_P where appropriate.
16678 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16680 * config/i386/predicates.md (const0_operand): Do not match
16681 const_wide_int code.
16682 (const1_operand): Ditto.
16684 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16686 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
16687 for SSE constm1 operands and TARGET_AVX512VL.
16688 (*movti_internal): Ditto.
16689 (*mov<mode>_or): Use constm1_operand predicate.
16690 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
16691 for SSE vector_all_ones operands and TARGET_AVX512VL.
16692 * config/i386/predicates.md (constm1_operand): New predicate.
16693 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
16694 emission of constant -1 load.
16696 2016-04-25 Jason Merrill <jason@redhat.com>
16698 * gdbinit.in: Skip is-a.h.
16700 * attribs.c (register_scoped_attributes): Fix logic.
16701 * attribs.h: Declare register_scoped_attributes.
16703 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16705 * config/rs6000/rs6000-builtin.def: Correct pasto error for
16706 stxvd2x and stxvw4x built-in functions.
16708 2016-04-25 DJ Delorie <dj@redhat.com>
16710 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
16711 (ashrhi3): Likewise.
16712 (lshrhi3): Likewise.
16714 2016-04-25 Richard Biener <rguenther@suse.de>
16716 PR tree-optimization/70780
16717 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
16718 wasn't visited yet.
16719 (compute_antic): Mark blocks with abnormal preds as visited as
16720 they have a final empty antic-in solution already.
16722 2016-04-25 Michael Collison <michael.collison@linaro.org>
16724 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
16726 2016-04-25 Michael Collison <michael.collison@linaro.org>
16728 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
16729 mode is VQI to improve mixed mode vectorization.
16730 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
16731 define_insn to match low half of signed vaddw.
16732 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
16733 define_insn to match high half of signed vaddw.
16734 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
16735 define_insn to match low half of unsigned vaddw.
16736 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
16737 define_insn to match high half of unsigned vaddw.
16738 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
16739 (arm_simd_check_vect_par_cnst_half_p): Likewise.
16740 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
16742 (arm_simd_check_vect_par_cnst_half_p): Likewise.
16743 * config/arm/predicates.md (vect_par_constant_high): Support
16744 big endian and simplify by calling
16745 arm_simd_check_vect_par_cnst_half
16746 (vect_par_constant_low): Likewise.
16748 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16750 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
16751 predicate for operand 2.
16753 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
16754 H.J. Lu <hongjiu.lu@intel.com>
16756 * config/i386/i386-protos.h (standard_sse_constant_p): Add
16757 machine_mode argument.
16758 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
16759 constm1_rtx operands. For VOIDmode constants, get mode from
16760 pred_mode. Check mode size if the mode is supported by ABI.
16761 (standard_sse_constant_opcode): Do not use standard_constant_p.
16762 Strictly check ABI support for all-ones operands.
16763 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
16764 immediates. Update calls to standard_sse_constant_p.
16765 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
16766 (ix86_rtx_costs): Ditto.
16767 * config/i386/i386.md (*movxi_internal_avx512f): Use
16768 nonimmediate_or_sse_const_operand instead of vector_move_operand.
16769 Use (v,BC) alternative instead of (v,C). Use register_operand
16770 checks instead of MEM_P.
16771 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
16772 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
16773 isa attribute. Use register_operand checks instead of MEM_P.
16774 (*movti_internal): Use nonimmediate_or_sse_const_operand for
16775 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
16776 alternative and corresponding sse2 isa attribute.
16777 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
16778 to standard_sse_constant_p.
16779 (FP constant splitters): Ditto.
16780 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
16782 * config/i386/predicates.md (constm1_operand): Remove.
16783 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
16784 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
16785 vector_all_ones_operand instead of constm1_operand.
16787 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16789 * print-rtl.c (print_rtx_insn_vec): New function.
16790 * print-rtl.h: New prototype.
16791 * store-motion.c (struct st_expr): Make avail_stores a vector.
16792 (st_expr_entry): Adjust.
16793 (free_st_expr_entry): Likewise.
16794 (print_store_motion_mems): Likewise.
16795 (find_moveable_store): Likewise.
16796 (compute_store_table): Likewise.
16797 (delete_store): Likewise.
16798 (build_store_vectors): Likewise.
16800 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16802 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
16804 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16806 * vec.h (vec_safe_contains): New function.
16807 (vec::contains): Likewise.
16808 (vec::begin): Likewise.
16809 (vec::end): Likewise.
16811 2016-04-23 Jakub Jelinek <jakub@redhat.com>
16814 * cfgexpand.c (expand_stack_vars): Fix typo.
16816 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
16818 * system.h (list, map, set, vector): Include conditionally.
16819 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
16820 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
16821 * ipa-icf.c (INCLUDE_LIST): Define.
16822 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
16823 * config/sh/sh.c (INCLUDE_VECTOR): Define.
16824 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
16825 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
16826 * cp/logic.cc (INCLUDE_LIST): Define.
16827 * fortran/trans-common.c (INCLUDE_MAP): Define.
16829 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
16831 * auto-profile.c: Remove <string.h> include.
16832 * ipa-icf-gimple.c: Remove <list> include.
16833 * diagnostic.c: Remove <new> include.
16834 * genmatch.c: Likewise.
16835 * pretty-print.c: Likewise.
16836 * toplev.c: Likewise
16837 * c/c-objc-common.c: Likewise.
16838 * cp/error.c: Likewise.
16839 * fortran/error.c: Likewise.
16841 2016-04-22 Richard Biener <rguenther@suse.de>
16843 * lto-streamer-in.c (input_ssa_names): Do not allocate
16844 GIMPLE_NOP for all SSA names.
16845 * lto-streamer-out.c (output_ssa_names): Do not output
16846 SSA names that should have been released.
16848 2016-04-22 Richard Biener <rguenther@suse.de>
16850 PR tree-optimization/70740
16851 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
16854 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
16857 * config/i386/predicates.md (call_insn_operand): Replace
16858 sibcall_memory_operand with memory_operand.
16860 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
16862 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
16863 has_single_use() tests.
16864 (register_edge_assert_for_1): Likewise.
16865 (find_assert_locations_1): Check the liveness bitmap instead of
16866 checking has_single_use().
16868 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
16871 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
16872 Extract AVX-512BW constraint from AVX.
16874 2016-04-21 Richard Biener <rguenther@suse.de>
16876 PR tree-optimization/70725
16877 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
16878 for phi_convertible_by_degenerating_args.
16879 (predicate_all_scalar_phis): Handle single-argument PHIs.
16881 2016-04-21 Richard Biener <rguenther@suse.de>
16883 PR middle-end/70747
16884 * fold-const.c (fold_comparison): Return properly typed
16887 2016-04-21 Bin Cheng <bin.cheng@arm.com>
16889 PR tree-optimization/70715
16890 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
16891 after expanding BASE using expand_simple_operations.
16893 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
16895 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
16896 New transformations.
16898 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
16900 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
16902 2016-04-20 Jan Hubicka <jh@suse.cz>
16904 * ipa-inline.c (can_inline_edge_p): Pass caller info to
16905 ultiimate_alias_target.
16906 (update_callee_keys): Likewise.
16907 (lookup_recursive_calls): Likewise.
16908 (speculation_useful_p): Likewise.
16910 2016-04-20 Jan Hubicka <jh@suse.cz>
16913 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
16914 (set_nothrow_flag_1): ... this; handle interposition correctly;
16915 recurse on aliases and thunks.
16916 (cgraph_node::set_nothrow_flag): New.
16917 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
16918 functions compiled with non-call exceptions that binds to current
16920 (propagate_nothrow): Be safe WRT interposition.
16921 * cgraph.h (set_nothrow_flag): Update prototype.
16923 2016-04-18 Jan Hubicka <jh@suse.cz>
16925 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
16926 max_loop_iterations_int.
16927 (tree_unswitch_outer_loop): Likewise.
16929 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16931 PR tree-optimization/69489
16932 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
16933 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
16934 Revise dump message.
16935 (if_convertible_bb_p): Remove check on edge count of basic block's
16938 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16940 PR tree-optimization/56625
16941 PR tree-optimization/69489
16942 * tree-data-ref.h (DR_INNERMOST): New macro.
16943 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
16944 hashing struct innermost_loop_behavior.
16945 (ref_DR_map): Remove.
16946 (innermost_DR_map): New map.
16947 (baseref_DR_map): Revise comment.
16948 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
16949 to innermost_DR_map accroding to its innermost loop behavior.
16950 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
16951 to its innermost loop behavior.
16952 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
16953 Add initialization for innermost_DR_map. Record memory reference
16954 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
16955 have innermost loop behavior.
16956 (if_convertible_loop_p): Remove release for ref_DR_map. Release
16959 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
16961 * config/i386/i386.md (*lea<mode>_general_1): Rename from
16962 *lea_general_1. Use explicit SWI12 mode interator.
16963 (*lea<mode>_general_2): Rename from *lea_general_2.
16964 Use explicit SWI12 mode interator.
16965 (*lea<mode>_general_3): Rename from *lea_general_3.
16966 Use explicit SWI12 mode interator.
16967 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
16968 Use explicit SWI12 mode interator.
16969 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
16970 Use explicit SWI48 mode interator.
16972 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
16974 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
16975 Short-cut unaligned load and store cases. Handle all integer
16977 (ix86_expand_vector_move_misalign): Short-cut unaligned load
16978 and store cases. Call ix86_avx256_split_vector_move_misalign
16979 directly without checking mode class.
16981 2016-04-20 Andrew Pinski <apinski@cavium.com>
16982 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16985 * config/aarch64/aarch64.md (sibcall): Force call
16986 address to be DImode for ILP32.
16987 (sibcall_value): Likewise.
16989 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
16991 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
16993 2016-04-20 Richard Biener <rguenther@suse.de>
16995 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
16996 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
16997 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
16998 (maybe_push_res_to_seq): Adjust.
16999 * gimple-fold.c (maybe_build_generic_op): Likewise.
17001 2016-04-20 Marek Polacek <polacek@redhat.com>
17003 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
17006 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
17008 * config/i386/sse.md (vec_unpacks_lo_hi): Always
17009 use kmovw to support AVX512F target.
17011 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17013 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
17015 2016-04-20 Marek Polacek <polacek@redhat.com>
17017 PR tree-optimization/70725
17018 * tree-if-conv.c (is_false_predicate): New function.
17019 (predicate_mem_writes): Use it.
17021 2016-04-20 Richard Biener <rguenther@suse.de>
17023 PR tree-optimization/70726
17024 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
17025 shift amounts from a pattern stmt operand.
17027 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17030 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
17031 stack_restore_from_fpr pattern when restoring r15.
17032 (s390_optimize_prologue): Strip away the memory barrier in the
17033 parallel when trying to get rid of restore insns.
17034 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
17035 definition for loading the stack pointer from an FPR. Compared to
17036 the normal move insn this pattern includes a full memory barrier.
17038 2016-04-19 Jakub Jelinek <jakub@redhat.com>
17040 PR middle-end/70680
17041 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
17042 implicitly linear or lastprivate iterator on the outer context.
17044 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17046 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
17048 * config/i386/i386.md (ssememalign): Removed.
17049 * config/i386/sse.md: Remove ssememalign attribute from patterns.
17051 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17054 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
17055 const short * to __builtin_ia32_loaddquhi512_mask.
17056 (_mm512_maskz_loadu_epi16): Likewise.
17057 (_mm512_mask_storeu_epi16): Pass short * to
17058 __builtin_ia32_storedquhi512_mask.
17059 (_mm512_mask_loadu_epi8): Pass const char * to
17060 __builtin_ia32_loaddquqi512_mask.
17061 (_mm512_maskz_loadu_epi8): Likewise.
17062 (_mm512_mask_storeu_epi8): Pass char * to
17063 __builtin_ia32_storedquqi512_mask.
17064 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
17065 const double * to __builtin_ia32_loadupd512_mask.
17066 (_mm512_mask_loadu_pd): Likewise.
17067 (_mm512_maskz_loadu_pd): Likewise.
17068 (_mm512_storeu_pd): Pass double * to
17069 __builtin_ia32_storeupd512_mask.
17070 (_mm512_mask_storeu_pd): Likewise.
17071 (_mm512_loadu_ps): Pass const float * to
17072 __builtin_ia32_loadups512_mask.
17073 (_mm512_mask_loadu_ps): Likewise.
17074 (_mm512_maskz_loadu_ps): Likewise.
17075 (_mm512_storeu_ps): Pass float * to
17076 __builtin_ia32_storeups512_mask.
17077 (_mm512_mask_storeu_ps): Likewise.
17078 (_mm512_mask_loadu_epi64): Pass const long long * to
17079 __builtin_ia32_loaddqudi512_mask.
17080 (_mm512_maskz_loadu_epi64): Likewise.
17081 (_mm512_mask_storeu_epi64): Pass long long *
17082 to __builtin_ia32_storedqudi512_mask.
17083 (_mm512_loadu_si512): Pass const int * to
17084 __builtin_ia32_loaddqusi512_mask.
17085 (_mm512_mask_loadu_epi32): Likewise.
17086 (_mm512_maskz_loadu_epi32): Likewise.
17087 (_mm512_storeu_si512): Pass int * to
17088 __builtin_ia32_storedqusi512_mask.
17089 (_mm512_mask_storeu_epi32): Likewise.
17090 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
17091 char * to __builtin_ia32_storedquqi256_mask.
17092 (_mm_mask_storeu_epi8): Likewise.
17093 (_mm256_mask_loadu_epi16): Pass const short * to
17094 __builtin_ia32_loaddquhi256_mask.
17095 (_mm256_maskz_loadu_epi16): Likewise.
17096 (_mm_mask_loadu_epi16): Pass const short * to
17097 __builtin_ia32_loaddquhi128_mask.
17098 (_mm_maskz_loadu_epi16): Likewise.
17099 (_mm256_mask_loadu_epi8): Pass const char * to
17100 __builtin_ia32_loaddquqi256_mask.
17101 (_mm256_maskz_loadu_epi8): Likewise.
17102 (_mm_mask_loadu_epi8): Pass const char * to
17103 __builtin_ia32_loaddquqi128_mask.
17104 (_mm_maskz_loadu_epi8): Likewise.
17105 (_mm256_mask_storeu_epi16): Pass short * to.
17106 __builtin_ia32_storedquhi256_mask.
17107 (_mm_mask_storeu_epi16): Pass short * to.
17108 __builtin_ia32_storedquhi128_mask.
17109 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
17110 const double * to __builtin_ia32_loadupd256_mask.
17111 (_mm256_maskz_loadu_pd): Likewise.
17112 (_mm_mask_loadu_pd): Pass onst double * to
17113 __builtin_ia32_loadupd128_mask.
17114 (_mm_maskz_loadu_pd): Likewise.
17115 (_mm256_mask_storeu_pd): Pass double * to
17116 __builtin_ia32_storeupd256_mask.
17117 (_mm_mask_storeu_pd): Pass double * to
17118 __builtin_ia32_storeupd128_mask.
17119 (_mm256_mask_loadu_ps): Pass const float * to
17120 __builtin_ia32_loadups256_mask.
17121 (_mm256_maskz_loadu_ps): Likewise.
17122 (_mm_mask_loadu_ps): Pass const float * to
17123 __builtin_ia32_loadups128_mask.
17124 (_mm_maskz_loadu_ps): Likewise.
17125 (_mm256_mask_storeu_ps): Pass float * to
17126 __builtin_ia32_storeups256_mask.
17127 (_mm_mask_storeu_ps): ass float * to
17128 __builtin_ia32_storeups128_mask.
17129 (_mm256_mask_loadu_epi64): Pass const long long * to
17130 __builtin_ia32_loaddqudi256_mask.
17131 (_mm256_maskz_loadu_epi64): Likewise.
17132 (_mm_mask_loadu_epi64): Pass const long long * to
17133 __builtin_ia32_loaddqudi128_mask.
17134 (_mm_maskz_loadu_epi64): Likewise.
17135 (_mm256_mask_storeu_epi64): Pass long long * to
17136 __builtin_ia32_storedqudi256_mask.
17137 (_mm_mask_storeu_epi64): Pass long long * to
17138 __builtin_ia32_storedqudi128_mask.
17139 (_mm256_mask_loadu_epi32): Pass const int * to
17140 __builtin_ia32_loaddqusi256_mask.
17141 (_mm256_maskz_loadu_epi32): Likewise.
17142 (_mm_mask_loadu_epi32): Pass const int * to
17143 __builtin_ia32_loaddqusi128_mask.
17144 (_mm_maskz_loadu_epi32): Likewise.
17145 (_mm256_mask_storeu_epi32): Pass int * to
17146 __builtin_ia32_storedqusi256_mask.
17147 (_mm_mask_storeu_epi32): Pass int * to
17148 __builtin_ia32_storedqusi128_mask.
17149 * config/i386/i386-builtin-types.def (PCSHORT): New.
17150 (PINT64): Likewise.
17151 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
17152 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
17153 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
17154 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
17155 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
17156 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
17157 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
17158 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
17159 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
17160 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
17161 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
17162 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
17163 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
17164 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
17165 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
17166 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
17167 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
17168 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
17169 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
17170 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
17171 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
17172 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
17173 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
17174 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
17175 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
17176 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
17177 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
17178 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
17179 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
17180 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
17181 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
17182 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
17183 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
17184 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
17185 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
17186 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
17187 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
17188 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
17189 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
17190 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
17191 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
17192 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
17193 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
17194 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
17195 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
17196 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
17197 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
17198 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
17199 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
17201 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
17202 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
17204 (ix86_expand_vector_move_misalign): Likewise.
17205 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
17206 to scalar function prototype for unaligned load/store builtins.
17207 (ix86_expand_special_args_builtin): Updated.
17208 * config/i386/sse.md (UNSPEC_LOADU): Removed.
17209 (UNSPEC_STOREU): Likewise.
17210 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
17211 (VI_ULOADSTORE_F_AVX512VL): Likewise.
17212 (ssescalarsize): Handle V4TI, V2TI and V1TI.
17213 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
17214 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
17215 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
17216 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
17217 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
17218 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
17219 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
17220 (<avx512>_storedqu<mode>_mask): Likewise.
17221 (*sse4_2_pcmpestr_unaligned): Likewise.
17222 (*sse4_2_pcmpistr_unaligned): Likewise.
17223 (*mov<mode>_internal): Renamed to ...
17224 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
17225 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
17226 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
17227 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
17229 2016-04-19 Richard Biener <rguenther@suse.de>
17231 PR tree-optimization/70171
17232 * tree-ssa-phiprop.c: Include stor-layout.h.
17233 (phiprop_insert_phi): Handle the aggregate copy case.
17234 (propagate_with_phi): Likewise.
17236 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
17238 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
17239 instead of simplify_gen_subreg (... , 0).
17240 (ix86_delegitimize_address): Ditto.
17241 (ix86_split_divmod): Ditto.
17242 (ix86_split_copysign_const): Ditto.
17243 (ix86_split_copysign_var): Ditto.
17244 (ix86_expand_args_builtin): Ditto.
17245 (ix86_expand_round_builtin): Ditto.
17246 (ix86_expand_special_args_builtin): Ditto.
17247 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
17248 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
17249 (udivmodqi4): Ditto.
17250 (absneg splitters): Ditto.
17251 (*jcc_bt<mode>_1): Ditto.
17253 2016-04-19 Richard Biener <rguenther@suse.de>
17255 PR tree-optimization/70724
17256 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
17257 restoring out from ...
17258 (free_scc_vn): ... here.
17259 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
17260 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
17262 (pass_fre::execute): Restore SSA info.
17264 2016-04-19 Richard Biener <rguenther@suse.de>
17266 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
17267 * gimple-walk.c (walk_gimple_op): Initialize it.
17268 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
17269 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
17270 remapping SSA names of defs.
17271 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
17274 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
17276 PR middle-end/70689
17277 * lra-constraints.c (equiv_substition_p): New.
17278 (process_alt_operands): Use it.
17279 (swap_operands): Swap it.
17280 (curr_insn_transform): Update it.
17282 2016-04-18 Michael Matz <matz@suse.de>
17284 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
17285 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
17286 * tree-core.h (tree_type_common.align): Use bit-field.
17287 (tree_type_common.spare): New.
17288 (tree_decl_common.off_align): Make smaller.
17289 (tree_decl_common.align): Use bit-field.
17291 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
17292 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
17293 (scan_sharing_clauses): Ditto.
17294 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
17295 (omp_finish_file): Ditto.
17296 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
17297 (layout_decl): Ditto.
17298 (relayout_decl): Ditto.
17299 (finalize_record_size): Use SET_TYPE_ALIGN.
17300 (finalize_type_size): Ditto.
17301 (finish_builtin_struct): Ditto.
17302 (layout_type): Ditto.
17303 (initialize_sizetypes): Ditto.
17304 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
17305 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
17306 (lookup_field_for_decl): Use SET_DECL_ALIGN.
17307 (get_chain_field): Ditto.
17308 (get_trampoline_type): Ditto.
17309 (get_nl_goto_field): Ditto.
17310 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
17312 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
17313 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
17314 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
17315 (build_qualified_type): Use SET_TYPE_ALIGN.
17316 (build_aligned_type, build_range_type_1): Ditto.
17317 (build_atomic_base): Ditto.
17318 (build_common_tree_nodes): Ditto.
17319 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
17320 (expand_one_stack_var_at): Ditto.
17321 * coverage.c (build_var): Use SET_DECL_ALIGN.
17322 * except.c (init_eh): Ditto.
17323 * function.c (assign_parm_setup_block): Ditto.
17324 * symtab.c (increase_alignment_1): Ditto.
17325 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
17326 * tree-vect-stmts.c (ensure_base_align): Ditto.
17327 * varasm.c (align_variable): Ditto.
17328 (assemble_variable): Ditto.
17329 (build_constant_desc): Ditto.
17330 (output_constant_def_contents): Ditto.
17332 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
17333 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
17334 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
17335 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
17336 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
17338 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
17341 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
17342 replace %vmovsd with "%vmovq".
17343 (vec_concatv2df): Likewise.
17345 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
17347 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
17348 (*vec_extractv2si_0): Ditto.
17349 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
17350 (zero_extended_scalar_load_operand splitters): Ditto.
17351 (vec_extract splitters): Ditto.
17352 (*vec_extractv4si_0_zext): Ditto.
17353 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
17354 and lowpart_subreg.
17355 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
17356 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
17357 (*sse4_1_extractps): Use lowpart_subreg.
17358 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
17360 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17362 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
17364 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
17365 Mention Solaris 11 packaging changes.
17366 Update gas and gld requirements.
17367 Remove reference to pre-Solaris 10 bug.
17368 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
17370 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
17373 2016-04-17 Jan Hubicka <jh@suse.cz>
17375 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
17376 max_loop_iterations_int.
17378 2016-04-18 Richard Biener <rguenther@suse.de>
17380 PR tree-optimization/43434
17381 * tree-ssa-structalias.c (struct vls_data): New.
17382 (visit_loadstore): Handle all pointer-based accesses.
17383 (compute_dependence_clique): Compute a bitmap of restrict tags
17384 assigned bases and pass it to visit_loadstore.
17386 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
17389 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
17390 armv8.1-a and armv8.1-a+crc.
17392 2016-04-18 Richard Biener <rguenther@suse.de>
17394 PR tree-optimization/70701
17395 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
17396 references after translating through a memcpy.
17398 2016-04-18 Richard Biener <rguenther@suse.de>
17400 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
17401 (compute_antic): ... here. For partial antic use regular
17402 postorder and scrap iteration.
17403 (compute_partial_antic_aux): Remove unused return value.
17404 (init_pre): Do not allocate postorder.
17405 (fini_pre): Do not free postorder.
17407 2016-04-18 Richard Biener <rguenther@suse.de>
17409 PR middle-end/37870
17410 * expmed.c (extract_bit_field_1): Remove broken case
17411 using a wider MODE_INT mode.
17413 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
17415 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
17416 unless compiling with at least GCC-4.8.
17418 2016-04-17 Jan Hubicka <jh@suse.cz>
17421 * graphite.c (graphite_finalize): Update call to
17422 tree_estimate_probability.
17423 * predict.h (tree_estimate_probability): Update prototype.
17425 2016-04-17 Jan Hubicka <jh@suse.cz>
17427 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
17428 (tree_estimate_probability): Likewise.
17429 (pass_profile::execute): Update.
17430 (report_predictor_hitrates): New function.
17431 * profile.c (compute_branch_probabilities): Use it.
17432 * predict.h (report_predictor_hitrates): Declare.
17434 2016-04-17 Jan Hubicka <jh@suse.cz>
17437 * cgraph.h (cgraph_node::set_const_flag,
17438 cgraph_node::set_pure_flag): Update prototype to return bool;
17440 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
17441 of interposable symbol are interposable, too.
17442 (cgraph_set_const_flag_1): Rename to ...
17443 (set_const_flag_1): ... this one; change to self recursive function
17444 instead of call_for_symbol_thunks_and_aliases. Handle correctly
17445 clearnig the flag in all variants and also virtual thunks of const
17446 functions are pure; track if any change was done.
17447 (cgraph_node::set_const_flag): Update.
17448 (struct set_pure_flag_info): New struct.
17449 (cgraph_set_pure_flag_1): Rename to ...
17450 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
17451 rather than pointer encoded flags; track if any changes was done;
17452 handle correctly clearning flag and setting flag of aliases already
17454 (cgraph_node::set_pure_flag): Update.
17455 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
17457 2016-04-17 Tom de Vries <tom@codesourcery.com>
17460 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
17461 backslash in label.
17463 2016-04-17 Tom de Vries <tom@codesourcery.com>
17465 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
17466 '{}<> ' as escape-for-record.
17468 2016-04-17 Tom de Vries <tom@codesourcery.com>
17470 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
17473 2016-04-17 Tom de Vries <tom@codesourcery.com>
17476 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
17477 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
17478 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
17479 * passes.c (finish_optimization_passes): Only call
17480 finish_graph_dump_file if dfi->graph_dump_initialized.
17481 (execute_function_dump, pass_init_dump_file): Use
17482 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
17484 2016-04-17 Tom de Vries <tom@codesourcery.com>
17486 PR tree-optimization/70256
17487 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
17488 (debug_varmap): New function.
17490 2016-04-17 Tom de Vries <tom@codesourcery.com>
17493 * passes.c (pass_manager::register_pass): Propagate pflags.
17495 2016-04-17 Tom de Vries <tom@codesourcery.com>
17498 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
17499 * passes.c (pass_manager::pass_manager): Declare and init p_start in
17500 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
17501 check if it's equal to p_start.
17502 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
17504 2016-04-15 Jan Hubicka <jh@suse.cz>
17507 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
17508 function does not bind to current def.
17509 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
17510 handle conservatively calls to functions that does not need to bind
17512 (check_call): Update call of worse_state.
17513 (ignore_edge_for_nothrow): Update.
17514 (ignore_edge_for_pure_const): Likewise.
17515 (propagate_pure_const): Update calls to worse_state.
17516 (skip_function_for_local_pure_const): Reformat comments.
17518 2016-04-15 Jan Hubicka <jh@suse.cz>
17521 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
17522 (cgraph_node::function_symbol): Likewise.
17523 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17524 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
17525 (symtab_node::ultimate_alias_target): Add REF parameter.
17526 (symtab_node::binds_to_current_def_p): Declare.
17527 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
17528 (cgraph_node::function_symbol): Likewise.
17529 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17530 (cgraph_node::get_availability): Likewise.
17531 (cgraph_edge::binds_to_current_def_p): New inline function.
17532 (varpool_node::get_availability): Add REF parameter.
17533 (varpool_node::ultimate_alias_target): Likewise.
17534 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
17535 (symtab_node::binds_to_current_def_p): Likewise.
17536 * varpool.c (varpool_node::get_availability): Likewise.
17538 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17541 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
17542 Fix mode size check.
17544 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17546 * BASE-VER: Set to 7.0.0.
17548 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
17550 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
17552 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17554 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
17555 architecture revisions.
17557 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
17559 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
17560 * config/i386/i386.c (ix86_using_red_zone): No longer static.
17561 * config/i386/i386.md (stack decrement to push peepholes): Guard
17562 with !x86_using_red_zone ().
17564 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17567 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
17568 to dump_generic_node.
17569 (NIY): Pass also flags to do_niy.
17571 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
17573 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
17574 (simd_clone_vector_of_formal_parm_types)
17575 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
17576 (simd_clone_mangle, simd_clone_create)
17577 (simd_clone_adjust_return_type, create_tmp_simd_array)
17578 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
17579 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
17580 (ipa_simd_modify_function_body, simd_clone_linear_addend)
17581 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
17582 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
17583 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
17584 * omp-simd-clone.c: ... this new file.
17585 (simd_clone_vector_of_formal_parm_types): Make it static.
17586 * Makefile.in (OBJS): Add omp-simd-clone.o.
17588 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17591 * config/i386/sse.md: Use proper memory operand modifiers.
17594 2016-04-15 Richard Biener <rguenther@suse.de>
17595 Alan Modra <amodra@gmail.com>
17597 PR tree-optimization/70130
17598 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
17599 when alignment stays not the same and no not use the realign
17602 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17605 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17606 direct move handlers for KFmode. Change TFmode handlers test from
17607 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
17609 2016-04-14 Jakub Jelinek <jakub@redhat.com>
17612 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
17613 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
17614 (inlined_polymorphic_ctor_dtor_block_p): Use it.
17615 * tree-ssa-live.c (remove_unused_scope_block_p): When
17616 in_ctor_dtor_block, avoid discarding not just BLOCKs with
17617 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
17618 block_ultimate_origin is FUNCTION_DECL.
17619 (remove_unused_locals): If current_function_decl is
17620 polymorphic_ctor_dtor_p, pass initial true to
17621 remove_unused_scope_block_p' is_ctor_dtor_block.
17623 2016-04-14 Martin Sebor <msebor@redhat.com>
17628 * doc/extend.texi (Variable Length): Revert.
17630 2016-04-14 Marek Polacek <polacek@redhat.com>
17631 Jan Hubicka <hubicka@ucw.cz>
17634 * tree.c (verify_type): Disable the canonical type of main variant
17637 2016-04-14 Jason Merrill <jason@redhat.com>
17639 * cfgexpand.c, expr.c: Revert previous change.
17641 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
17643 PR middle-end/70643
17644 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
17645 when building a mem ref for the incoming reduction variable.
17647 2016-04-14 Richard Biener <rguenther@suse.de>
17649 PR tree-optimization/70614
17650 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
17651 loop if the evolution dropped to chrec_dont_know.
17652 (interpret_condition_phi): Likewise.
17654 2016-04-14 Richard Biener <rguenther@suse.de>
17656 PR tree-optimization/70623
17657 * tree-ssa-pre.c (changed_blocks): Make global ...
17658 (compute_antic): ... local here. Move and fix worklist
17659 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
17660 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
17661 worklist handling, dump when ANTIC_IN changed.
17662 (compute_partial_antic_aux): Remove worklist handling.
17663 (init_pre): Do not compute post dominators. Add a comment about
17664 the CFG order chosen.
17665 (fini_pre): Do not free post dominators.
17667 2016-04-13 Martin Sebor <msebor@redhat.com>
17672 * doc/extend.texi (Variable Length): Document C++ specifics.
17674 2016-04-13 Jakub Jelinek <jakub@redhat.com>
17677 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
17678 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
17679 eh edges have been purged.
17682 * tree-sra.c (create_access_replacement,
17683 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
17685 * tree-pretty-print.c (dump_fancy_name): New function.
17686 (dump_decl_name, dump_generic_node): Use it.
17688 2016-04-13 Jason Merrill <jason@redhat.com>
17690 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
17691 * expr.c (expand_expr_real_1): Likewise.
17693 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
17695 * config/i386/i386.md (kunpckhi): Swap operands.
17696 (kunpcksi): Likewise.
17697 (kunpckdi): Likewise.
17698 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
17699 (vec_pack_trunc_<mode>): Likewise.
17701 2016-04-13 Jakub Jelinek <jakub@redhat.com>
17704 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
17706 PR middle-end/70633
17707 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
17708 gimplification turns some element into non-constant.
17711 * rtl.h (convert_memory_address_addr_space_1): New prototype.
17712 * explow.c (convert_memory_address_addr_space_1): No longer static,
17713 add NO_EMIT argument and don't call convert_modes if true, pass
17714 it down recursively, remove break after return.
17715 (convert_memory_address_addr_space): Adjust caller.
17716 * simplify-rtx.c (simplify_unary_operation_1): Call
17717 convert_memory_address_addr_space_1 instead of convert_memory_address,
17718 if it returns NULL, don't simplify.
17720 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
17723 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
17725 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17727 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17728 Bump the upper SIMDLEN limits, so that if the return type or
17729 characteristic type if the return type is void can be passed in
17730 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
17733 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17736 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
17737 Do not use "=" constraint on an input constraint.
17738 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
17739 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
17740 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
17741 generates (neg (abs ...)) instead of (abs ...).
17743 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17745 PR rtl-optimization/70596
17746 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
17747 just invalidate LRA data and reset them. Adjust dump wording.
17749 2016-04-12 Martin Liska <mliska@suse.cz>
17752 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17754 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
17756 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17757 max_loop_iterations_int.
17758 (tree_unswitch_outer_loop): Likewise.
17759 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
17760 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
17762 2016-04-12 Tom de Vries <tom@codesourcery.com>
17764 PR tree-optimization/68756
17765 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
17766 instead of new_name.
17768 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17770 PR tree-optimization/70602
17771 * tree-sra.c (generate_subtree_copies): Don't write anything into
17772 constant pool decls.
17774 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
17775 regardless whether there are depend clauses or not.
17777 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
17780 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
17781 target attribute and pragma from changing the -mfloat128
17782 and -mfloat128-hardware options.
17784 * doc/extend.texi (Additional Floating Types): Document PowerPC
17785 __float128 restrictions.
17787 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17790 * config/aarch64/driver-aarch64.c
17791 (aarch64_get_extension_string_for_isa_flags): New.
17792 (arch_extension): Rename to...
17793 (aarch64_arch_extension): ...This.
17794 (ext_to_feat_string): Rename to...
17795 (aarch64_extensions): ...This.
17796 (aarch64_core_data): Keep track of architecture extension flags.
17797 (cpu_data): Rename to...
17798 (aarch64_cpu_data): ...This.
17799 (aarch64_arch_driver_info): Keep track of architecture extension
17801 (get_arch_name_from_id): Rename to...
17802 (get_arch_from_id): ...This, change return type.
17803 (host_detect_local_cpu): Update and reformat for renames, handle
17804 extensions through common infrastructure.
17806 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17809 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
17810 track of a canonical flag name.
17811 (all_extensions): Likewise.
17812 (arch_to_arch_name): Also track extension flags enabled by the arch.
17813 (all_architectures): Likewise.
17814 (aarch64_parse_extension): Move to here.
17815 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
17817 (aarch64_rewrite_selected_cpu): Update for above change.
17818 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
17819 are handled, such that the single explicit value enabled by an
17820 extension is kept seperate from the implicit values it also enables.
17821 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
17823 (aarch64_parse_extension): New.
17824 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
17825 here to config/aarch64/aarch64-protos.h.
17826 (aarch64_parse_extension): Move from here to
17827 common/config/aarch64/aarch64-common.c.
17828 (aarch64_option_print): Update.
17829 (aarch64_declare_function_name): Likewise.
17830 (aarch64_start_file): Likewise.
17831 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
17832 the canonical flag for extensions.
17833 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
17836 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17838 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
17841 2016-04-09 Tom de Vries <tom@codesourcery.com>
17843 PR tree-optimization/68953
17844 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
17845 first to last subscript.
17847 2016-04-09 Jakub Jelinek <jakub@redhat.com>
17849 PR tree-optimization/70586
17850 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
17853 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
17857 PR tree-optimization/70373
17858 PR middle-end/70533
17859 PR middle-end/70534
17860 PR middle-end/70535
17861 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
17862 clauses for acc parallel reductions as necessary. Error on those
17864 * omp-low.c (scan_sharing_clauses): Don't install variables which
17865 are used in acc parallel reductions.
17866 (lower_rec_input_clauses): Remove dead code.
17867 (lower_oacc_reductions): Add support for reference reductions.
17868 (lower_reduction_clauses): Remove dead code.
17869 (lower_omp_target): Don't remap variables appearing in acc parallel
17871 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
17873 2016-04-08 Jakub Jelinek <jakub@redhat.com>
17875 PR middle-end/70593
17876 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
17877 with multiple SSA_NAME defs, force the outputs other than first
17878 to be live before calling live_track_process_def on each output.
17880 PR rtl-optimization/70574
17881 * fwprop.c (forward_propagate_and_simplify): Don't add
17882 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
17883 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
17884 paradoxical subregs within *loc.
17886 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
17888 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
17889 -ftree-parallelize-loops={0,1}.
17890 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
17891 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
17892 * config/ia64/hpux.h (LIB_SPEC): Likewise.
17893 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
17894 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
17896 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
17899 * asan.c (instrument_derefs): If we get unknown location, extract it
17900 with EXPR_LOCATION.
17901 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
17903 2016-04-08 Tom de Vries <tom@codesourcery.com>
17905 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
17906 implicit firstprivate clause.
17908 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17911 * config/arm/thumb2.md (tst + branch-> lsls + branch
17912 peephole below *orsi_not_shiftsi_si): Require that condition
17913 register is dead after the peephole.
17914 (second peephole after the above): Likewise.
17916 2016-04-08 Alan Modra <amodra@gmail.com>
17919 * builtins.c (fold_builtin_classify): For IBM extended precision,
17920 look at just the high-order double to test for NaN.
17921 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
17922 test just the high double for Inf but both doubles for subnormal
17925 2016-04-07 Jakub Jelinek <jakub@redhat.com>
17927 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
17928 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
17929 node->simdclone->mask_mode != VOIDmode masks.
17930 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
17931 earlier, use it instead of node->simdclone.
17932 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17933 Set clonei->mask_mode.
17935 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
17938 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
17939 Pass it through to cp_parser_already_scoped_statement.
17940 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
17941 it through to cp_parser_statement.
17942 (cp_parser_statement): Pass IF_P through to
17943 cp_parser_iteration_statement.
17944 (cp_parser_pragma): Adjust call to
17945 cp_parser_iteration_statement.
17947 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
17950 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
17951 resolve a future -Wparentheses warning.
17952 * omp-low.c (scan_sharing_clauses): Likewise.
17953 * tree-parloops.c (eliminate_local_variables): Likewise.
17955 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
17957 PR rtl-optimization/70398
17958 * lra-constraints.c (process_address_1): Check zero scale and code
17959 for reloading with zero scale.
17961 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
17963 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
17964 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
17966 2016-04-06 Jakub Jelinek <jakub@redhat.com>
17968 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17969 Add support for AVX512F clones, include them by default for
17970 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
17971 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
17974 PR middle-end/70550
17975 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
17976 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
17977 firstprivate clauses.
17978 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
17979 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
17980 (lower_omp_target): Set TREE_NO_WARNING for
17981 non-addressable possibly uninitialized vars which are copied into
17982 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
17984 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
17986 * config/pa/predicates.md (integer_store_memory_operand): Accept
17987 REG+D operands with a large offset when reload_in_progress is true.
17988 (floating_point_store_memory_operand): Likewise.
17990 2016-04-05 Jakub Jelinek <jakub@redhat.com>
17993 * match.pd (nested int casts): Limit to GIMPLE.
17995 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
17998 * ipa-devirt.c (maybe_record_node): Fix comment; use
17999 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
18001 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18003 PR rtl-optimization/70542
18004 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
18005 if there are any uses other than insn or debug insns.
18007 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
18008 Jakub Jelinek <jakub@redhat.com>
18010 PR tree-optimization/70509
18011 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
18012 Shift HOST_WIDE_INT_1U instead of 1.
18014 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
18016 PR tree-optimization/70509
18017 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
18018 of the vector base type for index.
18020 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
18023 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
18025 2016-04-05 Richard Biener <rguenther@suse.de>
18027 PR tree-optimization/70526
18028 * tree-sra.c (build_ref_for_offset): Use prev_base to
18029 extract the alias pointer type.
18031 2016-04-05 Richard Biener <rguenther@suse.de>
18033 * dse.c (struct store_info): Remove alias_set member.
18034 (struct read_info_type): Likewise.
18035 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
18036 spill_deleted, clear_alias_set_lookup): Remove.
18037 (get_group_info): Remove dead base == NULL_RTX case.
18038 (dse_step0): Remove initialization of removed variables.
18039 (delete_dead_store_insn): Reomve alias set dumping.
18040 (free_read_records): Remove alias_set handling.
18041 (canon_address): Remove alias_set_out parameter.
18042 (record_store): Remove spill_alias_set, it's always zero.
18043 (check_mem_read_rtx): Likewise.
18044 (dse_step2): Rename from ...
18045 (dse_step2_nospill): ... this. Adjust.
18046 (scan_stores): Rename from ...
18047 (scan_stores_nospill): ... this.
18048 (scan_reads): Rename from ...
18049 (scan_reads_nospill): ... this.
18050 (scan_stores_spill, scan_reads_spill): Remove.
18051 (dse_step3_scan): Remove for_spills argument which is always false.
18052 (dse_step3): Likewise.
18053 (dse_step5): Rename from ...
18054 (dse_step5_nospill): ... this. Remove alias_set handling.
18055 (rest_of_handle_dse): Adjust.
18057 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18060 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
18061 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
18062 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
18063 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
18065 2016-04-05 Richard Biener <rguenther@suse.de>
18067 PR middle-end/70499
18068 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
18069 non-register type temporaries into SSA.
18071 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
18074 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
18075 calls when sanitizing.
18076 (possible_polymorphic_call_target_p): Fix formatting.
18078 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18079 Jakub Jelinek <jakub@redhat.com>
18081 PR middle-end/70457
18082 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
18083 to ensure a call statement is compatible with a built-in's
18085 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
18088 2016-04-04 Richard Biener <rguenther@suse.de>
18090 PR rtl-optimization/70484
18091 * rtl.h (canon_output_dependence): Declare.
18092 * alias.c (canon_output_dependence): New function.
18093 * dse.c (record_store): Use canon_output_dependence rather
18094 than canon_true_dependence.
18096 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18099 * cgraph.h (symtab_node::copy_visibility_from): New function.
18100 * symtab.c (symtab_node::copy_visibility_from): New function.
18101 * ipa-visibility.c (optimize_weakref): New function.
18102 (function_and_variable_visibility): Use it.
18104 2016-04-04 Martin Liska <mliska@suse.cz>
18107 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
18108 value that is really in range handled by SBR instruction.
18109 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
18110 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
18111 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
18113 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
18117 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
18118 set, but not for SP_REG operands.
18120 2016-04-02 Martin Sebor <msebor@redhat.com>
18123 * fold-const.c (maybe_nonzero_address): New function.
18124 (fold_comparison): Call it. Fold equality and relational
18125 expressions involving null pointers.
18126 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
18128 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
18130 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
18131 the "Y" constraint (scalar FP 0.0 immediate).
18133 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
18134 Add the "const_double" to the list of operand constraints.
18136 2016-04-01 Jakub Jelinek <jakub@redhat.com>
18138 PR rtl-optimization/70467
18139 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
18140 If low word of the last operand is 0, just emit addition/subtraction
18143 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18146 * config/s390/s390.c (s390_expand_insv): Check for everything
18147 constant instead of just VOIDmode stuff.
18149 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18152 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
18154 2016-04-01 Nathan Sidwell <nathan@acm.org>
18156 * tree.def (TRY_CATCH_EXPR): Correct documentation.
18158 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
18160 PR rtl-optimization/70461
18161 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
18164 2016-03-31 Martin Liska <mliska@suse.cz>
18167 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
18168 a tree value or an immediate integer value to a buffer
18169 that is eventually copied to a BRIG section.
18170 (emit_immediate_operand): Call the function here.
18171 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
18172 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
18173 of class' fields that are removed.
18174 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
18175 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
18176 m_brig_repr_size fields.
18178 2016-03-31 Martin Liska <mliska@suse.cz>
18181 * hsa-gen.c (hsa_function_representation::update_dominance): New
18183 (convert_addr_to_flat_segment): Likewise.
18184 (gen_hsa_memory_set): New alignment argument.
18185 (gen_hsa_ctor_assignment): Likewise.
18186 (gen_hsa_insns_for_single_assignment): Provide alignment
18187 to gen_hsa_ctor_assignment.
18188 (gen_hsa_insns_for_direct_call): Add new argument.
18189 (expand_lhs_of_string_op): New function.
18190 (expand_string_operation_builtin): Likewise.
18191 (expand_memory_copy): New function.
18192 (expand_memory_set): New function.
18193 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
18194 (convert_switch_statements): Change signature.
18195 (generate_hsa): Use a return value of the function.
18196 (pass_gen_hsail::execute): Do not call
18197 convert_switch_statements here.
18198 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
18199 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
18200 (hsa_function_representation::update_dominance): New function.
18202 2016-03-31 Martin Liska <mliska@suse.cz>
18205 * hsa-brig.c (emit_directive_variable): Emit alignment
18206 according to hsa_symbol::m_align.
18207 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
18208 (dump_hsa_symbol): Dump alignment of HSA symbols.
18209 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
18210 (gen_hsa_addr_with_align): New function.
18211 (hsa_bitmemref_alignment): Use newly added function.
18212 (gen_hsa_insns_for_load): Likewise.
18213 (gen_hsa_insns_for_store): Likewise.
18214 (gen_hsa_memory_copy): New argument added.
18215 (gen_hsa_insns_for_single_assignment): Respect
18216 alignment for assignments processed via gen_hsa_memory_copy.
18217 (gen_hsa_insns_for_direct_call): Likewise.
18218 (gen_hsa_insns_for_return): Likewise.
18219 (gen_function_def_parameters): Set default alignment.
18220 * hsa.c (hsa_object_alignment): New function.
18221 (hsa_byte_alignment): Pasted function.
18222 * hsa.h (hsa_symbol::m_align): New field.
18224 2016-03-31 Bin Cheng <bin.cheng@arm.com>
18226 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
18227 scratch field for goto case.
18229 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
18231 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
18233 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
18236 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
18237 (scalar_chain::convert_insn): Call convert_op for reg
18238 moves to handle undefined registers.
18240 2016-03-31 Nathan Sidwell <nathan@acm.org>
18243 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
18244 Assert we don't want to move backwards.
18246 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
18249 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
18251 2016-03-31 Jakub Jelinek <jakub@redhat.com>
18253 PR rtl-optimization/70460
18254 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
18255 with operand from REG_LABEL_OPERAND, instead substitute
18256 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
18257 Don't do anything for REG_NON_LOCAL_GOTO jumps.
18259 2016-03-31 Martin Liska <mliska@suse.cz>
18261 * passes.c (execute_one_pass): Do not call
18262 todo_after for a discarded function.
18264 2016-03-31 Bin Cheng <bin.cheng@arm.com>
18266 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
18267 (no_cost, infinite_cost): Initialize the new field.
18268 (get_computation_cost_at): Record setup cost.
18269 (determine_use_iv_cost_address): Skip cost computation for sub
18270 uses if we can estimate it without losing accuracy.
18272 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18274 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
18276 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18277 max_loop_iterations_int.
18278 (tree_unswitch_outer_loop): Likewise.
18279 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
18280 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
18282 2016-03-30 Richard Biener <rguenther@suse.de>
18284 PR middle-end/70450
18285 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
18287 2016-03-30 Jakub Jelinek <jakub@redhat.com>
18290 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
18291 in gen_blendm expander.
18293 2016-03-30 Nick Clifton <nickc@redhat.com>
18296 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
18297 case where we are already provided with an SImode SUBREG.
18299 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
18302 * config/i386/i386.c (ix86_expand_epilogue): Properly check
18303 conflict between DRAP register and __builtin_eh_return.
18305 2016-03-30 Michael Matz <matz@suse.de>
18306 Richard Biener <rguenther@suse.de>
18309 * ipa-polymorphic-call.c (struct type_change_info): Change
18310 speculative to an unsigned allowing to limit the work we do.
18311 (csftc_abort_walking_p): New inline function..
18312 (check_stmt_for_type_change): Limit the number of may-defs
18313 skipped for speculative devirtualization to
18314 max-speculative-devirt-maydefs.
18315 * params.def (max-speculative-devirt-maydefs): New param.
18316 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
18318 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
18321 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
18324 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
18326 PR tree-optimization/59124
18327 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
18328 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
18330 2016-03-29 Jeff Law <law@redhat.com>
18332 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
18334 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18336 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
18339 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
18341 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
18342 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
18343 gcrt0.o if linking dynamically.
18345 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18348 * ipa-devirt.c (methods_equal_p): New function.
18349 (compare_virtual_tables): Use it.
18350 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
18351 * cgraphclones.c (clone_function_name_1): Use
18352 symbol_table::symbol_suffix_separator.
18353 * coverage.c (build_var): Likewise.
18354 * symtab.c (symbol_table::symbol_suffix_separator): New.
18356 2016-03-29 Jakub Jelinek <jakub@redhat.com>
18358 PR rtl-optimization/70429
18359 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
18360 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
18361 mode != result_mode.
18364 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
18366 PR tree-optimization/70405
18367 * ssa-iterators.h (num_imm_uses): Add missing braces.
18369 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
18371 PR rtl-optimization/68695
18372 * ira-color.c (allocno_copy_cost_saving): New.
18373 (improve_allocation): Use it.
18375 2016-03-29 Richard Henderson <rth@redhat.com>
18377 PR middle-end/70355
18378 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
18380 2016-03-29 Richard Biener <rguenther@suse.de>
18382 PR middle-end/70424
18383 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
18384 use alignment returned by get_pointer_alignment_1 if it is
18385 bigger than BITS_PER_UNIT.
18386 * builtins.c (get_pointer_alignment_1): Do not return true
18387 for alignment extracted from SSA info.
18389 2016-03-28 James Bowman <james.bowman@ftdichip.com>
18391 * config/ft32/ft32.opt (mnodiv): New.
18392 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
18393 * doc/invoke.texi (FT32 Options -mnodiv): New.
18395 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
18398 * config/i386/i386.md (define_split, andn): Fix modes.
18400 2016-03-26 Richard Biener <rguenther@suse.de>
18401 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18404 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
18406 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
18407 as 2nd argument to cl_optimization_restore().
18409 2016-03-25 Richard Henderson <rth@redhat.com>
18412 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
18413 * config/aarch64/aarch64-protos.h: Declare it.
18414 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
18416 2016-03-25 Alan Modra <amodra@gmail.com>
18419 * config/rs6000/constraints.md (j): Simplify.
18420 * config/rs6000/predicates.md (easy_fp_constant): Exclude
18422 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
18423 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
18424 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
18425 in all constraint alternatives.
18426 (movtd_64bit_nodm): Delete "j" constraint alternative.
18428 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18430 * tree-ssa-propagate.c: Enhance docs for
18431 SSA_PROP_NOT_INTERESTING.
18433 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18435 * doc/extend.texi: Fix typo in documentation to pure attribute.
18437 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
18440 * config/pa/pa.md (bswapdi2): Use a scratch register.
18442 2016-03-24 Richard Henderson <rth@redhat.com>
18444 PR middle-end/69845
18445 * fold-const.c (extract_muldiv_1): Correct test for multiplication
18448 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
18450 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
18451 using ix86_expand_binary_operator instead of gen_andsi3.
18453 2016-03-24 Richard Biener <rguenther@suse.de>
18455 PR tree-optimization/70396
18456 * tree-vect-stmts.c (vectorizable_comparison): Use
18457 get_vectype_for_scalar_type.
18459 2016-03-24 Richard Biener <rguenther@suse.de>
18461 PR middle-end/70370
18462 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
18463 with register bases.
18465 2016-03-24 Richard Biener <rguenther@suse.de>
18467 PR tree-optimization/70372
18468 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
18469 build_all_ones_cst to also handle vector types correctly.
18471 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18474 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
18477 2016-03-23 Marek Polacek <polacek@redhat.com>
18480 * doc/invoke.texi: Document -Wignored-attributes.
18482 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18484 PR tree-optimization/69042
18485 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
18486 parameter from 30 to 40.
18488 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18490 PR tree-optimization/69042
18491 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
18492 for use with constant offset stripped in base.
18494 2016-03-23 Richard Biener <rguenther@suse.de>
18496 PR middle-end/70251
18497 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
18498 mode compatibility check.
18499 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18501 2016-03-23 Jeff Law <law@redhat.com>
18503 PR tree-optimization/64058
18504 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
18506 (struct ssa_conflicts): Move up earlier in the file.
18507 (conflicts_, var_map_): New static variables.
18508 (initialize_conflict_count): New function to initialize the
18509 CONFLICT_COUNT field for each conflict pair.
18510 (compare_pairs): Lazily initialize the conflict count and use it
18511 as the first tie-breaker.
18512 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
18513 and wipe conflicts_ and map_ around the call to qsort. Remove
18514 special case for 2 coalesce pairs.
18515 * bitmap.c (bitmap_count_unique_bits): New function.
18516 (bitmap_count_bits_in_word): New function, extracted from
18518 (bitmap_count_bits): Use bitmap_count_bits_in_word.
18519 * bitmap.h (bitmap_count_unique_bits): Declare it.
18521 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
18524 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
18525 transparent alias chain for decl assembler name.
18526 * config/sol2.c (solaris_assemble_visibility): Likewise.
18528 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18530 * config/arm/arm1020e.md (1020call_op): Reduce reservation
18532 (v10_fdivs): Likewise.
18533 (v10_fdivd): Likewise.
18535 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18538 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
18539 to not call fclose twice on file.
18541 2016-03-23 Jakub Jelinek <jakub@redhat.com>
18543 PR tree-optimization/70354
18544 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
18545 oprnd0 is wider than oprnd1 and there is a cast from the wider
18546 type to oprnd1, mask it with the mask of the narrower type.
18549 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
18550 Optimize TARGET_STV splitters, if high or low word of last argument
18553 2016-03-22 Jeff Law <law@redhat.com>
18556 tree-ssa-threadbackward.c
18557 (fsm_find_control_statement_thread_paths): Correctly distinguish
18558 between old style jump threads vs FSM jump threads.
18560 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
18563 * config/i386/i386.c (scalar_chain::convert_op): Support
18564 uninitialized register usage case.
18566 2016-03-22 Richard Biener <rguenther@suse.de>
18568 PR middle-end/70251
18569 * genmatch.c (gen_transform): Adjust last parameter to a three-state
18571 (capture::gen_transform): ... to change behavior when substituting
18572 a condition into cond or not-cond expr context.
18573 (dt_simplify::gen_1): Adjust.
18574 * gimple-match-head.c: Include gimplify.h for unshare_expr.
18575 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
18576 last change and instead change to
18577 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
18578 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18580 2016-03-22 Anthony Green <green@moxielogic.com>
18582 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
18583 issue for moxiebox targets.
18584 (CC1PLUS_SPEC): Ditto.
18586 2016-03-22 Richard Biener <rguenther@suse.de>
18588 PR middle-end/70333
18589 * fold-const.c (extract_muldiv_1): Properly perform multiplication
18592 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18594 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
18596 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18599 * config/i386/i386.c (def_builtin): Handle
18600 OPTION_MASK_ISA_AVX512VL to be and-ed with other
18602 (const struct builtin_description bdesc_special_args[]):
18603 Remove duplicate ISA bits.
18605 2016-03-22 Jakub Jelinek <jakub@redhat.com>
18608 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
18609 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
18610 in a way that works also for AVX512BW.
18613 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
18614 instead of source if operands[1] is xmm16 and above and
18615 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
18616 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
18619 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
18620 on assign if (*from_p) is a comparison, set it to
18621 TREE_NO_WARNING (*from_p).
18623 2016-03-21 Jakub Jelinek <jakub@redhat.com>
18625 PR middle-end/70326
18626 * lra.c (restore_scratches): Ignore deleted insns.
18628 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
18629 Jakub Jelinek <jakub@redhat.com>
18631 PR tree-optimization/70317
18632 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
18635 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
18638 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
18639 of ix86_expand_move.
18641 (movti): Use general_operand for operand 1 predicate.
18643 2016-03-21 Martin Liska <mliska@suse.cz>
18645 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
18647 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
18649 2016-03-21 Martin Liska <mliska@suse.cz>
18652 * ipa-icf.c (sem_function::parse): Skip static
18653 constructors and destructors.
18655 2016-03-21 Jakub Jelinek <jakub@redhat.com>
18658 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
18659 function-like macro, peek following token(s) if it is followed
18660 by CPP_OPEN_PAREN token with optional padding in between, and
18661 if not, don't treat it like a macro.
18663 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
18664 Alexander Monakov <amonakov@ispras.ru>
18666 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
18667 for the stabs debug format.
18669 2016-03-21 Richard Biener <rguenther@suse.de>
18671 PR tree-optimization/70310
18672 * tree-vect-generic.c (expand_vector_condition): Fold the built
18675 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
18678 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
18679 Block third alternative for AVX-512VL target,
18681 2016-03-21 Martin Liska <mliska@suse.cz>
18684 * hsa-brig.c (emit_function_directives): Mark unemitted
18685 global variables for emission.
18686 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
18687 (get_symbol_for_decl): Likewise.
18688 * hsa.h (struct hsa_symbol): New flag.
18690 2016-03-21 Richard Biener <rguenther@suse.de>
18692 PR tree-optimization/70288
18693 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
18694 we do not estimate unsimplified all-constant conditionals or
18695 switches as optimized away.
18697 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
18699 PR rtl-optimization/69102
18700 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
18701 when we have a readonly dependency context.
18703 2016-03-18 Jeff Law <law@redhat.com>
18705 PR rtl-optimization/70263
18706 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
18707 (update_equiv_regs): When trying to move a store to after the insn
18708 that sets the source of the store, make sure the store occurs after
18709 the insn that sets the source of the store. When successful note
18710 the REG_EQUIV note created in the dump file.
18712 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
18713 Bernd Schmidt <bschmidt@redhat.com>
18715 * doc/extend.texi: Document more potential problems with basic asms.
18717 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
18719 PR rtl-optimization/70278
18720 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
18723 2016-03-18 Jason Merrill <jason@redhat.com>
18725 * calls.c (load_register_parameters): Fix zero size sibcall logic.
18727 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
18729 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
18730 values to 128b regs.
18732 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
18734 PR tree-optimization/70252
18735 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
18736 boolean vector has a proper number of elements.
18737 (supportable_narrowing_operation): Likewise.
18739 2016-03-18 Tom de Vries <tom@codesourcery.com>
18742 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
18744 2016-03-18 Jakub Jelinek <jakub@redhat.com>
18746 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
18747 instead of replace_rtx for DEBUG_INSNs.
18749 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18751 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
18752 load type reservations.
18754 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
18757 * config/pa/constraints.md: Revert 2015-02-13 change. Use
18758 define_constraint for "Q" and "T" constraints.
18760 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
18762 Tweak the pipeline model for Exynos M1
18764 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
18767 2016-03-17 David Malcolm <dmalcolm@redhat.com>
18770 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
18771 where one or both locations aren't within a line_map.
18773 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
18776 * opts.c (finish_options): Don't set flag_pie to the default if
18777 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
18780 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
18782 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
18783 true as ALL_REGS argument to replace_rtx.
18785 2016-03-17 Richard Biener <rguenther@suse.de>
18788 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
18791 2016-03-17 Jakub Jelinek <jakub@redhat.com>
18794 * rtl.h (replace_rtx): Add ALL_REGS argument.
18795 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
18796 equality and assert mode is the same, instead of just rtx pointer
18798 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
18799 true as ALL_REGS argument to replace_rtx.
18801 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
18803 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
18804 for boolean vector with vector mode only.
18805 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18807 2016-03-17 Nick Clifton <nickc@redhat.com>
18810 * config/rx/rx.c (rx_print_integer): Print negative constants in
18813 2016-03-17 Jakub Jelinek <jakub@redhat.com>
18816 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
18818 2016-03-16 Richard Henderson <rth@redhat.com>
18819 Richard Biener <rguenth@suse.de>
18821 PR middle-end/70240
18822 PR middle-end/68215
18824 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
18825 first operand as is_gimple_condexpr.
18827 PR middle-end/70240
18828 PR middle-end/68215
18830 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
18831 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
18832 Do not gimplify the result.
18833 (do_unop): Adjust call to tree_vec_extract.
18834 (do_binop): Likewise.
18835 (do_compare): Likewise.
18836 (do_plus_minus): Likewise.
18837 (do_negate): Likewise.
18838 (expand_vector_condition): Likewise.
18839 (do_cond): Likewise.
18841 2016-03-16 Richard Henderson <rth@redhat.com>
18844 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
18845 (aarch64_classify_address): Use it.
18846 (aarch64_legitimize_address): Force all subexpressions of PLUS
18847 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
18849 2016-03-16 Jakub Jelinek <jakub@redhat.com>
18850 Richard Biener <rguenth@suse.de>
18853 * rtlanal.c (replace_rtx): For REG, if from is a REG,
18854 return to even if only REGNO is equal, and assert
18857 2016-03-11 Jeff Law <law@redhat.com>
18859 PR rtl-optimization/70224
18860 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
18862 2016-03-16 Richard Henderson <rth@redhat.com>
18864 PR middle-end/70199
18865 * function.h (struct function): Add has_forced_label_in_static.
18866 * gimplify.c (force_labels_r): Set it.
18867 * lto-streamer-in.c (input_struct_function_base): Read it.
18868 * lto-streamer-out.c (output_struct_function_base): Write it.
18869 * tree-inline.c (has_label_address_in_static_1): Remove.
18870 (copy_forbidden): Remove fndecl parameter; test
18871 has_forced_label_in_static.
18872 (inline_forbidden_p): Update call to copy_forbidden.
18873 (tree_versionable_function_p): Likewise.
18874 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
18875 (chkp_versioning): Likewise.
18876 * tree-inline.h (copy_forbidden): Update decl.
18878 2016-03-16 Marek Polacek <polacek@redhat.com>
18881 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
18882 function being thunked if the result type doesn't have fixed size.
18883 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
18884 doesn't have fixed size.
18886 2016-03-16 Bin Cheng <bin.cheng@arm.com>
18888 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
18889 reporting malformed loop nest.
18891 2016-03-16 Tom de Vries <tom@codesourcery.com>
18894 * ipa-devirt.c (possible_polymorphic_call_targets): Move
18895 nodes.length () == 1 test to before first nodes[0] access.
18897 2016-03-16 Tom de Vries <tom@codesourcery.com>
18899 PR tree-optimization/68715
18900 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
18901 single_pred_p test.
18903 2016-03-16 Tom de Vries <tom@codesourcery.com>
18905 PR tree-optimization/68809
18906 * graphite-scop-detection.c (same_close_phi_node): Test if result types
18909 2016-03-16 Carlos O'Donell <carlos@redhat.com>
18910 Sandra Loosemore <sandra@codesourcery.com>
18912 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
18913 on leaf attribute. Mention ELF interposition problems.
18915 2016-03-16 Alan Modra <amodra@gmail.com>
18917 PR rtl-optimization/69195
18918 PR rtl-optimization/47992
18919 * ira.c (indirect_jump_optimize): Ignore artificial defs.
18922 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
18925 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
18927 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18929 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
18931 2016-03-15 Jakub Jelinek <jakub@redhat.com>
18933 PR rtl-optimization/70222
18934 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
18935 optimization if mode is different from result_mode, queue up masking
18936 of the result in outer_op. Formatting fix.
18938 PR middle-end/70239
18939 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
18942 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18944 PR rtl-optimization/69032
18945 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
18946 looping backwards over basic block insns.
18948 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18951 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
18952 to non-speculative when propagating trap bits.
18954 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18956 PR rtl-optimization/63384
18957 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
18958 DEBUG_INSN_P insns.
18960 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18963 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
18964 factored out from ...
18965 (sched_analyze_insn): ... here.
18966 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
18967 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
18968 get_implicit_reg_pending_clobbers in it.
18969 (setup_id_reg_sets): Use setup_id_implicit_regs.
18970 (deps_init_id): Ditto.
18972 2016-03-15 Tom de Vries <tom@codesourcery.com>
18975 * cgraph.c (cgraph_node::get_body): Save, reset and restore
18977 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
18978 execute_function_dump.
18979 (execute_one_pass): Don't dump function if it will be dumped after ipa
18982 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
18984 * genrecog.c (match_pattern_2): If pred is NULL don't call
18985 safe_predicate_mode on it.
18987 2016-03-14 Jakub Jelinek <jakub@redhat.com>
18989 PR middle-end/70219
18990 * lra-constraints.c (delete_move_and_clobber): Change assertion
18991 to also allow dregno == 0.
18993 2016-03-14 Richard Henderson <rth@redhat.com>
18996 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
18997 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
18998 (reassociate_bb): Use optimize_vec_cond_expr; avoid
18999 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
19002 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
19005 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
19007 (lra_create_live_ranges_1): initialize hard register biggest_mode to
19009 * lra-constraints.c (split_reg): For hard regs, try to find the
19010 biggest single-register mode used in the function.
19012 2016-03-14 Richard Biener <rguenther@suse.de>
19014 PR tree-optimization/56365
19015 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
19016 constants to compare against.
19018 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
19021 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
19022 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
19023 (define_split for the GPR case): Use int_reg_operand instead of
19024 gpc_reg_operand for the output.
19026 2016-03-14 Tom de Vries <tom@codesourcery.com>
19028 PR tree-optimization/70045
19029 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
19030 create_empty_if_region_on_edge argument.
19032 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
19034 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
19035 (STACK_CHECK_PROTECT): Likewise.
19036 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19037 (STACK_CHECK_PROTECT): Likewise.
19038 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19039 (STACK_CHECK_PROTECT): Likewise.
19040 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
19041 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
19042 (STACK_CHECK_PROTECT): Likewise.
19044 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
19046 PR rtl-optimization/69307
19047 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
19048 registers in modes that span more than one register.
19050 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
19053 * lra-constraints.c (delete_move_and_clobber): New.
19054 (remove_inheritance_pseudos): Use it.
19056 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
19059 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
19060 the libcall is LCT_THROW.
19061 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
19062 for the checking routine.
19064 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19067 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
19068 optimization if we have direct move.
19069 (roundu32<mode>2_fprs): Likewise.
19071 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
19074 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
19076 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
19077 Arguments swapped. All callers changed. Take reg_renumber into
19078 account, and Calculate and compare register ranges for hard regs.
19080 2016-03-11 Jeff Law <law@redhat.com>
19082 PR tree-optimization/70190
19083 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19084 Handle cases where we can not extract the taken edge, even though we
19085 found a constant value.
19087 PR tree-optimization/64058
19088 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
19089 (num_coalesce_pairs): Move up earlier in file.
19090 (find_coalesce_pair): Initialize the INDEX field for each pair
19092 (compare_pairs): No longer sort on the elements in each pair.
19093 Instead break ties with the index of the coalesce pair.
19095 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19098 * config/aarch64/aarch64-protos.h
19099 (aarch64_save_restore_target_globals): New prototype.
19100 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
19101 Call the above when popping pragma.
19102 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
19104 (aarch64_set_current_function): Rewrite using the above.
19106 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19108 PR tree-optimization/70177
19109 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
19110 (extract_ops_from_tree): ... this. In the 2 argument
19111 overload remove _1 suffix.
19112 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
19113 (extract_ops_from_tree): ... this.
19114 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
19116 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19117 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
19118 extract_ops_from_tree instead of 2 operand one.
19120 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
19122 PR tree-optimization/70013
19123 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
19124 for constant-pool entries.
19126 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19128 PR rtl-optimization/70174
19129 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
19130 followed by gen_lowpart on force_reg instead of just gen_lowpart.
19132 PR tree-optimization/70169
19133 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
19134 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
19137 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
19138 Jakub Jelinek <jakub@redhat.com>
19141 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
19142 of uninitialized values.
19144 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19146 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
19148 ("*trunctddd2"): New pattern definition.
19149 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
19152 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19154 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
19155 definitions for BFP and DFP rounding modes.
19156 ("fixuns_truncdddi2", "fixuns_trunctddi2")
19157 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
19158 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
19159 ("fix_trunctf<mode>2"): Use the new constants instead of magic
19162 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19164 * config/s390/constraints.md: Adjust comment.
19165 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
19166 s390_decompose_addrstyle_without_index.
19167 * config/s390/predicates.md (shift_count_or_setmem_operand):
19168 Rename to setmem_operand.
19169 * config/s390/s390-protos.h
19170 (s390_decompose_shift_count): Rename to
19171 s390_decompose_addrstyle_without_index.
19172 * config/s390/s390.c (s390_decompose_shift_count)
19173 (s390_mem_constraint, print_shift_count_operand)
19174 (print_operand_address, print_operand): Rename
19175 s390_decompose_shift_count to
19176 s390_decompose_addrstyle_without_index and rename
19177 print_shift_count_operand to print_addrstyle_operand troughout the
19179 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
19180 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
19181 Rename shift_count_or_setmem_operand to setmem_operand.
19182 * config/s390/vx-builtins.md ("vec_insert<mode>")
19183 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
19186 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19189 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
19190 Handle overlapping retval and newval.
19192 2016-03-10 Nick Clifton <nickc@redhat.com>
19195 * config/aarch64/aarch64.c
19196 (aarch64_override_options_after_change_1): When forcing
19197 flag_omit_frame_pointer to be true, use a special value that can
19198 be detected if this function is called again, thus preventing
19199 flag_omit_leaf_frame_pointer from being forced to be false.
19201 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19203 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
19204 Set x_flag_omit_leaf_frame_pointer when handling
19205 -momit-leaf-frame-pointer.
19207 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19210 * cgraph.c (cgraph_node::dump): Dump split_part and
19211 indirect_call_target.
19212 * cgraph.h (cgraph_node): Add indirect_call_target flag.
19213 * ipa.c (has_addr_references_p): Cleanup.
19214 (is_indirect_call_target_p): New.
19215 (walk_polymorphic_call_targets): Do not mark virtuals that may be
19216 called indirectly as local.
19217 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
19219 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19222 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
19223 on cxa_pure_virtual.
19225 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19228 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
19230 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19233 * tree.c (need_assembler_name_p): Only record main variant type names.
19235 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
19238 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
19239 Always define to 0 or 1.
19240 (TARGET_FIX_ERR_A53_843419): New macro.
19241 * config/aarch64/aarch64-elf-raw.h
19242 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
19243 * config/aarch64/aarch64-linux.h: Likewise.
19244 * config/aarch64/aarch64.c
19245 (aarch64_override_options_after_change_1): Do not default
19246 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
19248 (aarch64_attributes): Handle fix-cortex-a53-843419.
19249 (aarch64_can_inline_p): Likewise.
19250 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
19252 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
19253 Jakub Jelinek <jakub@redhat.com>
19255 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
19256 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
19257 DECL_COMMONS if flag_unconstrained_commons is set.
19258 * tree-dfa.c (get_ref_base_and_extent): Likewise.
19259 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
19260 (funconstrained-commons): Document.
19262 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
19264 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
19265 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
19267 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
19269 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
19270 has a proper number of elements.
19272 2016-03-10 Alan Modra <amodra@gmail.com>
19274 PR rtl-optimization/69195
19275 PR rtl-optimization/47992
19276 * ira.c (recorded_label_ref): Delete.
19277 (update_equiv_regs): Return void.
19278 (indirect_jump_optimize): New function.
19279 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
19280 before regstat_compute_ri. Don't rebuild_jump_labels here.
19281 Delete update_regstat.
19283 2016-03-10 Richard Biener <rguenther@suse.de>
19285 PR tree-optimization/70128
19286 * tree-ssa-structalias.c (set_uids_in_ptset): Set
19287 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
19289 2016-03-09 Jakub Jelinek <jakub@redhat.com>
19291 PR tree-optimization/70152
19292 * tree-sra.c (replace_removed_params_ssa_names): Copy over
19293 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
19296 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
19297 instead of gen_sse2_loadlpd.
19298 * config/i386/sse.md (*vec_concatv2df): Rename to...
19299 (vec_concatv2df): ... this.
19301 PR tree-optimization/70127
19302 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
19304 2016-03-09 David Malcolm <dmalcolm@redhat.com>
19308 * diagnostic-show-locus.c (compatible_locations_p): New function.
19309 (layout::layout): Sanitize ranges using compatible_locations_p.
19311 2016-03-09 David Malcolm <dmalcolm@redhat.com>
19315 * diagnostic-show-locus.c (layout_range::layout_range): Replace
19316 location_range param with three const expanded_locations * and a
19318 (layout::layout): Replace call to
19319 rich_location::lazily_expand_location with get_expanded_location.
19320 Extract the range and perform location expansion here, passing
19321 the results to the layout_range ctor.
19322 * diagnostic.c (source_range::debug): Delete.
19323 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
19324 of rich_location::get_expanded_location.
19325 * gcc-rich-location.c (get_range_for_expr): Delete.
19326 (gcc_rich_location::add_expr): Reimplement to avoid the
19327 rich_location::add_range overload that took a location_range,
19328 passing a location_t instead.
19330 2016-03-09 Richard Biener <rguenther@suse.de>
19331 Jakub Jelinek <jakub@redhat.com>
19333 PR tree-optimization/70138
19334 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19335 Also skip vect_double_reduction_def.
19337 2016-03-09 Jakub Jelinek <jakub@redhat.com>
19340 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
19341 if the operand is "m".
19343 2016-03-09 Nathan Sidwell <nathan@acm.org>
19345 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
19347 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19349 * config/i386/i386.c (processor_target_table): Fix cost table
19350 intialization order for znver1.
19352 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19354 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
19355 - becuase -> because.
19356 * ipa-reference.c (ignore_module_statics): Likewise.
19357 * cgraph.c (cgraph_node::get_body): Likewise.
19358 * ipa-inline.c (early_inliner): Likewise.
19359 * ipa-devirt.c (types_same_for_odr): Likewise.
19360 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
19361 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
19363 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19365 * tree-ssa-math-opts.c: Fix typo in comment.
19367 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19370 * config/i386/i386.c (scalar_chain::make_vector_copies,
19371 scalar_chain::convert_reg): Call end_sequence in between
19372 get_insns and emit_conversion_insns rather than after both
19375 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
19378 * config/i386/i386.h (machine_function): Add
19379 pc_thunk_call_expanded flag.
19380 (ix86_pc_thunk_call_expanded): New define.
19381 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
19382 (*set_got): Rename insn pattern from set_got.
19383 (*set_got_labelled): Rename inst pattern from set_got_labelled.
19384 * config/i386/i386.c (ix86_compute_frame_layout): Use
19385 ix86_pc_thunk_call_expanded to prevent red-zone.
19387 2016-03-07 Martin Jambor <mjambor@suse.cz>
19389 * hsa.h (hsa_get_ctor_statements): Declare.
19390 (hsa_get_dtor_statements): Likewise.
19391 (hsa_get_kernel_dispatch_type): Likewise.
19392 * hsa.c (hsa_get_ctor_statements): New function.
19393 (hsa_get_dtor_statements): Likewise.
19394 (hsa_get_kernel_dispatch_type): Likewise.
19395 * hsa-brig.c (hsa_cdtor_statements): Removed.
19396 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
19397 hsa_get_dtor_statements.
19398 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
19399 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
19401 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
19403 * config/arm/arm-cores.def (cortex-r8): New.
19404 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
19405 * config/arm/arm-tune.md: Likewise.
19406 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
19408 2016-03-07 Martin Sebor <msebor@redhat.com>
19410 PR rtl-optimization/19705
19411 * doc/invoke.texi (Options That Control Optimization): Clarify
19412 -fno-branch-count-reg.
19414 2016-02-26 Richard Biener <rguenther@suse.de>
19415 Jeff Law <law@redhat.com>
19417 PR tree-optimization/69740
19418 * cfghooks.c (remove_edge): Request loop fixups if we delete
19419 an edge that might turn an irreducible loop into a natural
19421 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
19422 Move after definition of loops_state_clear.
19424 2016-03-07 Bin Cheng <bin.cheng@arm.com>
19426 PR rtl-optimization/69052
19427 * rtlanal.c (commutative_operand_precedence): Set higher precedence
19430 2016-03-07 Tom de Vries <tom@codesourcery.com>
19432 PR tree-optimization/70116
19433 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
19434 is_tm_ending stmts and ubsan/asan internal functions.
19435 (find_duplicate): Use it. Don't test is_tm_ending here.
19437 2016-03-07 Richard Biener <rguenther@suse.de>
19439 PR tree-optimization/70115
19440 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
19441 (propagate_constants_for_unrolling): Use replace_uses_by.
19443 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
19445 PR middle-end/69916
19446 * omp-low.c (struct oacc_loop): Add ifns.
19447 (new_oacc_loop_raw): Initialize it.
19448 (finish_oacc_loop): Clear mask & flags if no ifns.
19449 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
19450 (oacc_loop_xform_loop): Add ifns arg & adjust.
19451 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
19453 2016-03-07 Richard Henderson <rth@redhat.com>
19456 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
19457 (insert_value_copy_on_edge): Likewise.
19459 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19461 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
19463 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19466 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
19468 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19470 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
19472 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19474 Fix sseimul type attribute.
19475 * config/i386/znver1.md
19476 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
19477 znver1_sseimul_avx256_load) : Fix the type attribute.
19478 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
19479 pipe usage and latency.
19481 2016-03-05 Jakub Jelinek <jakub@redhat.com>
19484 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
19485 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
19488 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19491 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
19493 PR rtl-optimization/69941
19494 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
19495 the reg share its mode.
19497 2016-03-04 Jeff Law <law@redhat.com>
19499 PR tree-optimization/69196
19500 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19501 If the both SSA_NAMEs are anonymous, then consider them unassociated
19502 and include the PHI in the statement count.
19504 2016-03-05 Tom de Vries <tom@codesourcery.com>
19506 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
19507 construct in oacc routine. Check for oacc region in oacc routine.
19509 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19512 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
19513 2016-02-22 changes, instead don't recurse if RECUR is already true.
19514 Don't change *dynamic_check if RECUR. Adjust recursive caller
19515 to pass true to the new argument.
19516 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
19519 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
19520 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
19522 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
19524 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19526 PR rtl-optimization/57676
19527 * lra-assigns.c (lra_assign): Guard test for maximum iterations
19528 with flag_checking.
19530 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
19532 * tree-vect-patterns.c (search_type_for_mask): Handle
19533 comparison of booleans.
19535 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19537 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
19541 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
19542 all other ops that have dw_val_class_die_ref operands,
19543 and DW_OP_GNU_entry_value.
19545 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19547 PR rtl-optimization/69904
19548 * config/arm/arm.c (arm_cannot_copy_insn_p):
19549 Return true for load-exclusive instructions.
19551 2016-03-03 Jakub Jelinek <jakub@redhat.com>
19554 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
19555 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
19556 the pattern no matter if it is used just by non-pattern, pattern
19558 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
19559 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19560 oprnd1 def_stmt is in pattern, don't look through it.
19562 2016-03-03 Marek Polacek <polacek@redhat.com>
19564 PR middle-end/70050
19565 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
19567 2016-03-03 Martin Liska <mliska@suse.cz>
19569 PR tree-optimization/70043
19570 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
19571 previous statement if we see a debug statement.
19573 2016-03-03 Richard Biener <rguenther@suse.de>
19575 PR tree-optimization/55936
19576 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
19577 parameter and guard unsafe equivalence use.
19578 (vrp_evaluate_conditional_warnv_with_ops): Always use
19579 safe equivalences but not via the quadratic compare_names
19582 2016-03-03 Michael Collison <michael.collison@linaro.org>
19585 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
19586 for operand 1 to s_register_operand. Change predicate for operand
19587 2 to arm_not_immediate_operand.
19589 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
19591 * doc/tm.texi: Regenerated.
19593 2016-03-02 Richard Henderson <rth@redhat.com>
19596 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
19597 simplification when all args are positive non-fixed registers.
19599 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19601 * target.def (lra_p): Specify that new ports should use LRA.
19603 2016-03-02 Jakub Jelinek <jakub@redhat.com>
19606 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
19607 gimplify_type_sizes the type they refer to.
19608 (omp_notice_variable): Handle reference vars to VLAs.
19609 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
19610 reference to VLA decls in the second pass instead of first pass.
19612 2016-03-02 Tom de Vries <tom@codesourcery.com>
19614 PR tree-optimization/68659
19615 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
19616 new_expr == NULL_TREE.
19617 (get_new_name): Handle ADDR_EXPR.
19619 2016-03-02 Bin Cheng <bin.cheng@arm.com>
19621 PR rtl-optimization/69052
19622 * loop-invariant.c (canonicalize_address): New function.
19623 (inv_can_prop_to_addr_use): Check validity of address expression
19624 which is canonicalized by above function.
19626 2016-03-02 Alan Modra <amodra@gmail.com>
19629 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
19632 2016-03-02 Jakub Jelinek <jakub@redhat.com>
19635 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
19636 (*movhi_internal): Put mask moves from and to memory separately
19637 from moves from/to GPRs.
19639 2016-03-02 Richard Biener <rguenther@suse.de>
19641 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
19642 GENERIC expressions in GIMPLE.
19644 2016-03-02 Richard Biener <rguenther@suse.de>
19646 * config/i386/i386.c (type_natural_mode): Fix typo.
19648 2016-03-02 Nick Clifton <nickc@redhat.com>
19650 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
19652 2016-03-02 Richard Biener <rguenther@suse.de>
19653 Uros Bizjak <ubizjak@gmail.com>
19656 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
19658 2016-03-02 Richard Biener <rguenther@suse.de>
19660 PR middle-end/67278
19661 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
19663 2016-03-02 Marek Polacek <polacek@redhat.com>
19666 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
19667 "is promoted to" warning.
19669 2016-03-01 DJ Delorie <dj@redhat.com>
19671 * config.gcc: Deprecate mep-*.
19673 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
19675 PR middle-end/70025
19676 * lra-constraints.c (regno_val_use_in): New.
19677 (match_reload): Use it instead of regno_use_in.
19679 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
19681 PR rtl-optimization/70007
19682 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
19683 references present in REG_EQUAL notes attached to non-SET patterns.
19685 2016-03-01 Jeff Law <law@redhat.com>
19687 PR tree-optimization/69196
19688 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19689 Appropriately clamp the number of statements to copy when the
19690 thread path does not traverse a loop backedge.
19692 PR tree-optimization/69196
19693 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19694 Do count some PHIs in the thread path against the insn count. Decrease
19695 final statement count by one as the control statement in the last
19696 block will get removed. Remove special cased code for handling PHIs
19699 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
19702 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
19703 asm dialect alternatives to explicit GOTPCREL calls.
19705 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
19708 * ira.c (do_reload): Issue warning for generic stack checking here...
19709 * reload1.c (reload): ...instead of here and streamline it.
19711 2016-03-01 Nick Clifton <nickc@redhat.com>
19713 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
19715 2016-03-01 Richard Biener <rguenther@suse.de>
19717 PR tree-optimization/69983
19718 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
19719 types and fall back to operand_equal_p.
19721 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19724 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19726 * config/s390/constraints.md ("jm8"): New constraint.
19727 * config/s390/predicates.md ("const_int_8bitset_operand"): New
19729 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
19731 ("*setmem_long<setmem_and>"): New pattern.
19732 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
19734 ("*setmem_long_31z<setmem_and>"): New pattern.
19735 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
19736 New substitution rules with the required attributes.
19739 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19742 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19744 * gensupport.c (process_substs_on_one_elem): Split loop to
19745 complete mark_operands_used_in_match_dup on all expressions in the
19747 (adjust_operands_numbers): Inline into process_substs_on_one_elem
19748 and remove function.
19750 2016-03-01 Richard Biener <rguenther@suse.de>
19752 PR middle-end/70022
19753 * fold-const.c (fold_indirect_ref_1): Fix range checking for
19754 vector BIT_FIELD_REF extract.
19756 2016-03-01 Richard Biener <rguenther@suse.de>
19758 PR tree-optimization/69994
19759 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
19761 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
19763 PR tree-optimization/69956
19764 * tree-vect-stmts.c (supportable_widening_operation): Support
19765 multi-step conversion of boolean vectors.
19766 (supportable_narrowing_operation): Likewise.
19768 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19770 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
19773 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19775 * config/s390/subst.md (DSI_VI): New mode iterator.
19776 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
19777 * config/s390/vector.md ("vec_set<mode>"): Move expander before
19778 the insn definition.
19779 ("*vec_set<mode>"): Change predicate and add alternative to
19780 support only either register or const_int operands as element
19782 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
19784 ("vec_extract<mode>"): New expander.
19785 ("*vec_extract<mode>"): New insn definition supporting reg and
19786 const_int element selectors.
19787 ("*vec_extract<mode>_plus"): New insn definition supporting
19788 reg+const_int element selectors.
19789 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
19790 following expander+insn definition.
19791 ("<vec_shifts_name><mode>3"): New expander.
19792 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
19794 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19796 * config/s390/s390.md ("*tabort_1"): Change predicate to
19797 nonmemory_operand. Add a second alternative to cover
19798 register as well as const int operands.
19799 ("*tabort_1_plus"): New pattern definition.
19801 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19803 * config/s390/s390.md ("*ashrdi3_cc_31")
19804 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
19805 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
19806 Merge insn definitions into ...
19807 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
19808 New pattern definition.
19809 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
19810 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
19811 ("*ashr<mode>3_and"): Merge insn definitions into ...
19812 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
19813 New pattern definition.
19814 * config/s390/subst.md ("addr_style_op_cc_subst")
19815 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
19816 substitutions patterns plus attributes.
19817 Add ashiftrt to SUBST iterator.
19819 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19821 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
19822 op2 to nonmemory_operand.
19823 ("*<shift>di3_31", "*<shift>di3_31_and"):
19824 Merge into single pattern definition ...
19825 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
19826 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
19827 pattern definition ...
19828 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
19829 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
19832 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19834 * config/s390/predicates.md (const_int_6bitset_operand): New
19836 * config/s390/s390.md: Include subst.md.
19837 ("rotl<mode>3"): New expander.
19838 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
19840 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
19841 * config/s390/subst.md: New file.
19843 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19845 * config/s390/s390.md ("op_type", "atype", "length" attributes):
19846 Remove RRR type. It doesn't really exist.
19847 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
19849 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
19850 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
19851 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
19852 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
19853 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
19854 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
19855 `enabled' attribute.
19857 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19859 * gensupport.c (process_substs_on_one_elem): Split loop to
19860 complete mark_operands_used_in_match_dup on all expressions in the
19862 (adjust_operands_numbers): Inline into process_substs_on_one_elem
19863 and remove function.
19865 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
19868 * config/sparc/sparc.c (NWORDS_UP): Rename to...
19869 (CEIL_NWORDS): ...this. Use CEIL macro.
19870 (compute_fp_layout): Adjust to above renaming.
19871 (function_arg_union_value): Likewise.
19872 (sparc_arg_partial_bytes): Likewise.
19873 (sparc_function_arg_advance): Likewise.
19875 2016-02-29 Jeff Law <law@redhat.com>
19877 PR tree-optimization/70005
19878 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
19879 where an object with a boolean range is compared against a value
19882 PR tree-optimization/69999
19883 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
19884 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
19887 2016-02-29 Richard Biener <rguenther@suse.de>
19889 PR tree-optimization/69994
19890 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
19891 (get_unary_op): Look through nop conversions.
19892 (ops_equal_values_p): New function, look for equality diregarding
19894 (eliminate_plus_minus_pair): Use ops_equal_values_p
19895 (repropagate_negates): Do not use get_unary_op here.
19897 2016-02-29 Martin Liska <mliska@suse.cz>
19899 * system.h: Poison ENABLE_CHECKING macro.
19901 2016-02-29 Martin Liska <mliska@suse.cz>
19903 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
19904 is presented in dump flags.
19905 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
19906 (hsa_regalloc): Likewise.
19908 2016-02-19 Richard Biener <rguenther@suse.de>
19910 PR tree-optimization/69980
19911 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
19912 permutation of those we need to keep.
19914 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
19917 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
19918 (NWORDS_UP): ...this
19919 (init_cumulative_args): Minor tweaks.
19920 (sparc_promote_function_mode): Likewise.
19921 (scan_record_type): Delete.
19922 (traverse_record_type): New function template.
19923 (classify_data_t): New structure type.
19924 (classify_registers): New inline function.
19925 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
19926 exhausted. Instantiate traverse_record_type on classify_registers and
19927 deal with the case of a structure passed in slot #15 with no FP field
19929 (assign_data_t): New structure type.
19930 (compute_int_layout): New static function.
19931 (compute_fp_layout): Likewise.
19932 (count_registers): New inline function.
19933 (assign_int_registers): New static function.
19934 (assign_fp_registers): Likewise.
19935 (assign_registers): New inline function.
19936 (function_arg_record_value_1): Delete.
19937 (function_arg_record_value_2): Likewise.
19938 (function_arg_record_value_3): Likewise.
19939 (function_arg_record_value): Adjust to above changes. Instantiate
19940 traverse_record_type on count_registers to first count the number of
19941 registers to be used and then on assign_registers to assign them.
19942 (function_arg_union_value): Adjust to above renaming.
19943 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
19944 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
19945 case of a structure passed in slot #15
19946 (sparc_function_arg_advance): Likewise.
19947 (function_arg_padding): Minor tweak.
19949 2016-02-29 Richard Biener <rguenther@suse.de>
19951 PR tree-optimization/69720
19952 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
19953 the adjustment_def path for possibly vectorized defs.
19954 (vect_create_epilog_for_reduction): Handle vectorized initial
19957 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
19959 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
19961 2016-02-27 Jeff Law <law@redhat.com>
19964 2016-02-26 Richard Biener <rguenther@suse.de>
19965 Jeff Law <law@redhat.com>
19967 PR tree-optimization/69740
19968 * cfghooks.c (remove_edge): Request loop fixups if we delete
19969 an edge that might turn an irreducible loop into a natural
19972 2016-02-27 Jakub Jelinek <jakub@redhat.com>
19974 PR rtl-optimization/69896
19975 * tree-vect-generic.c (get_compute_type): Avoid single element
19978 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
19980 Rename the AArch64 tuning option and related functions to enable the
19981 Newton series for the reciprocal square root to reflect its
19982 approximative characteristic.
19984 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
19985 function to "aarch64_emit_approx_rsqrt".
19986 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
19987 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
19988 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
19989 (xgene1_tunings): Likewise.
19990 (use_rsqrt_p): Likewise.
19991 (aarch64_emit_swrsqrt): Use new function name.
19992 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
19993 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
19994 text explaining this option.
19995 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
19997 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20000 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
20001 complain about -mallow-movmisalign without -mvsx if
20002 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
20004 2016-02-26 Joel Sherrill <joel@rtems.org>
20006 * config.gcc: Add x86_64-*-rtems*.
20007 * config/i386/rtems-64.h: New file.
20009 2016-02-26 Joel Sherrill <joel@rtems.org>
20011 * config.gcc: Add aarch64-*-rtems*.
20012 * config/aarch64/rtems.h: New file.
20014 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
20017 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
20018 shift amount using %h. Add comment.
20020 2016-02-26 Richard Biener <rguenther@suse.de>
20021 Jeff Law <law@redhat.com>
20023 PR tree-optimization/69740
20024 * cfghooks.c (remove_edge): Request loop fixups if we delete
20025 an edge that might turn an irreducible loop into a natural
20028 2016-02-26 Martin Jambor <mjambor@suse.cz>
20030 PR middle-end/69920
20031 * tree-sra.c (sra_modify_assign): Do not remove loads of
20032 uninitialized aggregates to SSA_NAMEs.
20034 2016-02-26 Richard Henderson <rth@redhat.com>
20037 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
20038 pseudo in case the target rtx matches the source of the left
20041 2016-02-26 Martin Jambor <mjambor@suse.cz>
20044 * hsa.h (hsa_type_packed_p): Declare.
20045 * hsa.c (hsa_type_packed_p): New function.
20046 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
20048 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
20049 * hsa-brig.c (emit_basic_insn): Likewise.
20051 2016-02-26 Martin Jambor <mjambor@suse.cz>
20054 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
20056 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
20058 2016-02-26 Martin Jambor <mjambor@suse.cz>
20060 * hsa.h (is_a_helper): New overload for hsa_op_immed for
20061 hsa_op_with_type operands.
20062 (hsa_unsigned_type_for_type): Declare.
20063 * hsa.c (hsa_unsigned_type_for_type): New function.
20064 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
20065 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
20066 the finalizer. Do not emit extra move.
20068 2016-02-26 Martin Jambor <mjambor@suse.cz>
20070 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
20071 atomic operations in private segment.
20073 2016-02-26 Martin Jambor <mjambor@suse.cz>
20075 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
20076 statements to wi->info. Also disallow omp simd constructs.
20077 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
20078 for not gridifying. Dump special string for omp_for.
20080 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20083 * config/aarch64/aarch64.c (aarch64_set_current_function):
20084 Save/restore target globals when switching to
20085 target_option_default_node.
20087 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20090 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
20091 Return 0 if !SHIFT_COUNT_TRUNCATED.
20093 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20094 Eric Botcazou <ebotcazou@adacore.com>
20096 PR rtl-optimization/69891
20097 * dse.c (scan_insn): If we can't figure out memset arguments
20098 or they are non-constant, call clear_rhs_from_active_local_stores.
20100 2016-02-26 Martin Liska <mliska@suse.cz>
20102 * doc/extend.texi: Mention clog10, clog10f an clog10l
20103 in Builtins section.
20105 2016-02-26 Martin Liska <mliska@suse.cz>
20107 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
20109 (resolve_args_picking_1): Likewise.
20110 * dwarf2out.h (struct GTY): Likewise.
20112 2016-02-26 Martin Liska <mliska@suse.cz>
20114 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
20115 with flag_checking.
20116 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20118 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
20119 Martin Liska <mliska@suse.cz>
20121 * doc/install.texi: Mention --enable-valgrind-annotations.
20123 2016-02-26 Richard Biener <rguenther@suse.de>
20125 PR tree-optimization/69551
20126 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
20127 looking through aliases adjust DECL_PT_UID to refer to the
20128 ultimate alias target.
20130 2016-02-25 Martin Liska <mliska@suse.cz>
20132 PR middle-end/69919
20133 * alloc-pool.c (after_memory_report): New variable.
20134 * alloc-pool.h (base_pool_allocator ::release): Do not use
20135 the infrastructure if after_memory_report.
20136 * toplev.c (toplev::main): Mark after memory report.
20138 2016-02-25 Richard Biener <rguenther@suse.de>
20140 PR tree-optimization/48795
20141 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
20143 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
20146 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
20147 offloading is enabled and -fopenacc or -fopenmp is specified.
20148 (CRTOFFLOADEND): Likewise.
20149 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
20150 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
20151 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
20152 (offload_objects_file_name): New static var.
20153 (tool_cleanup): Remove offload_objects_file_name file.
20154 (find_offloadbeginend): Replace with ...
20155 (find_crtoffloadtable): ... this.
20156 (run_gcc): Remove offload_argc and offload_argv.
20157 Get offload_objects_file_name from -foffload-objects=... option.
20158 Read names of object files with offload from this file, pass them to
20159 compile_images_for_offload_targets. Don't call find_offloadbeginend and
20160 don't pass offloadbegin and offloadend to the linker. Don't pass
20161 offload non-LTO files to the linker, because now they're not claimed.
20163 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
20166 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20167 on builtin_unreachable.
20169 2016-02-25 Jakub Jelinek <jakub@redhat.com>
20171 PR rtl-optimization/69896
20172 * regcprop.c: Include cfgrtl.h.
20173 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
20174 than remembered mode, either delete it (if noop_move_p), or
20175 treat like copy_p but not noop_p instruction.
20177 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20180 * dwarf2out.c (gen_variable_die): Work around buggy LTO
20181 - allow NULL decl for Fortran DW_TAG_common_block variables.
20183 2016-02-24 Jason Merrill <jason@redhat.com>
20185 * common.opt (flifetime-dse): Add -flifetime-dse=1.
20187 2016-02-24 Richard Biener <rguenther@suse.de>
20188 Jakub Jelinek <jakub@redhat.com>
20190 PR middle-end/69760
20191 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
20192 conditionally executed ops to well-defined overflow behavior.
20194 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20196 PR middle-end/69915
20197 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
20200 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20202 PR rtl-optimization/69886
20203 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
20204 argument. Use it when checking validity of set instructions.
20205 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
20206 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
20208 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
20209 * store-motion.c (find_moveable_store): Update
20210 can_assign_to_reg_without_clobbers_p callsite.
20212 2016-02-24 Richard Biener <rguenther@suse.de>
20214 PR middle-end/68963
20215 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
20217 (record_nonwrapping_iv): Do not fall back to the low/high bound
20218 for non-constant IV bases if the stmt is not always executed.
20220 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20222 * config/arm/arm-cores.def (cortex-a32): New entry.
20223 * config/arm/arm-tables.opt: Regenerate.
20224 * config/arm/arm-tune.md: Regenerate.
20225 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
20226 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
20227 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
20228 for -mcpu and -mtune.
20230 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20233 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
20234 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
20235 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
20236 (atomic_loaddi_1): Delete.
20237 (atomic_loaddi): Rewrite expander using the above changes.
20239 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20242 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
20245 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20246 Richard Biener <rguenth@suse.de>
20248 PR middle-end/69909
20249 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
20250 set_mem_attributes if tem is SSA_NAME which got expanded
20253 2016-02-24 Richard Biener <rguenther@suse.de>
20255 PR tree-optimization/69907
20256 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
20257 end of permutations for BB vectorization.
20259 2016-02-24 Christian Bruel <christian.bruel@st.com>
20261 * config/arm/arm-c.c (arm_option_override): Initialize
20262 target_option_current_node.
20263 * config/arm/arm.c (arm_pragma_target_parse): Replace
20264 build_target_option_node call by target_option_current_node.
20265 Set target_option_current_node.
20268 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
20271 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
20272 define_insn_and_split to define_insn.
20273 (zero_extendqi<mode>2_dot2): Same.
20274 (extendqi<mode>2_dot): Same.
20275 (extendqi<mode>2_dot2): Same.
20277 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
20279 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
20280 and add bypass for AES{D,E} and AESMC pairs.
20281 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
20284 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
20286 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
20287 series for reciprocal square root in Exynos M1.
20289 2016-02-23 Martin Sebor <msebor@redhat.com>
20292 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
20293 __builtin_alloca_with_align.
20295 2016-02-23 Richard Henderson <rth@redhat.com>
20297 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
20298 (ix86_register_pragmas): Remove __seg_tls.
20299 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
20300 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
20301 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
20302 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
20303 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
20304 * doc/extend.texi (__seg_tls): Remove item.
20306 2016-02-23 Richard Biener <rguenther@suse.de>
20308 * alloc-pool.h (struct allocation_object): Make id member
20309 conditional on CHECKING_P again.
20310 (get_instance): Adjust.
20311 (base_pool_allocator): Likewise.
20313 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
20315 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
20316 (parallelize_loops): In OpenACC kernels mode, set n_threads to
20318 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
20320 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
20322 2016-02-23 Richard Biener <rguenther@suse.de>
20324 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
20325 * bitmap.h (struct bitmap_usage): Likewise.
20326 (bitmap_move): Declare.
20327 * bitmap.c (register_overhead): Take size_t argument.
20328 (bitmap_move): New function.
20329 * df-problems.c (df_rd_transfer_function): Use bitmap_move
20330 to properly account overhead.
20331 * tree.c (free_node): Use tree_size.
20333 2016-02-23 Jakub Jelinek <jakub@redhat.com>
20336 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
20337 when inverting comparison.
20340 * common.opt (Wunreachable-code): Add Warning flag.
20342 2016-02-23 Mark Wielaard <mjw@redhat.com>
20343 Jakub Jelinek <jakub@redhat.com>
20346 * cgraphunit.c (check_global_declaration): Check main_input_filename
20347 and DECL_SOURCE_FILE are not NULL.
20349 2016-02-23 Martin Jambor <mjambor@suse.cz>
20351 PR tree-optimization/69666
20352 * tree-sra.c (sra_modify_assign): Do not attempt to create
20353 default_def replacements for unscalarizable regions.
20355 2016-02-20 Mark Wielaard <mjw@redhat.com>
20358 * cgraphunit.c (check_global_declaration): Check level of
20359 warn_unused_const_variable and main_input_filename.
20360 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
20361 (-Wunused-variable): For C implies -Wunused-const-variable=1.
20362 (-Wunused-const-variable): Explain levels 1 and 2.
20364 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20367 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
20368 identical arguments. Formatting and spelling fixes.
20371 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
20376 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
20377 and m68k-devices.def.
20378 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
20379 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
20381 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
20383 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
20384 and HImode registers.
20386 2016-02-22 Richard Biener <rguenther@suse.de>
20388 PR tree-optimization/69882
20389 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
20390 preserve permutations present because of gaps.
20391 (vect_supported_load_permutation_p): Always continue checking
20392 permutations after vect_attempt_slp_rearrange_stmts.
20394 2016-02-22 Bin Cheng <bin.cheng@arm.com>
20396 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
20397 min_profitable_estimate, rather than min_profitable_iters.
20399 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20402 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
20403 SImode for last match_operand.
20405 2016-02-22 Martin Liska <mliska@suse.cz>
20407 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
20408 return bitsize - 1 as the return value.
20410 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
20414 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
20415 Handle negative shift counts.
20416 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
20417 force_reg on the shift constant.
20418 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
20419 (lshrsi3_d): Handle negative shift counts.
20421 2016-02-22 Richard Biener <rguenther@suse.de>
20422 Tom de Vries <tom@codesourcery.com>
20424 * graph.c: Include dumpfile.h.
20425 (print_graph_cfg): Split into three overloads.
20426 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
20428 2016-02-22 Tom de Vries <tom@codesourcery.com>
20430 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
20433 2016-02-22 Richard Biener <rguenther@suse.de>
20436 * ipa-inline-transform.c (inline_call): When not updating
20437 overall summaries adjust self size by the growth estimate.
20438 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
20439 hash-set, do not update overall summaries here. Renamed from ...
20440 (inline_to_all_callers): ... this which is now wrapping the
20441 above and performing delayed overall summary update.
20442 (early_inline_small_functions): Delay updating of the overall
20445 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
20447 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
20450 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20453 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
20454 :%* in %:gt() argument.
20455 (greater_than_spec_func): Adjust for expecting only numbers,
20456 if there are more than two numbers, compare the last two.
20458 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
20460 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
20461 -Wnarrowing with -std.
20463 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20466 * expr.c (store_field): Don't use bit-field path if exp is
20467 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
20468 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
20469 and the assignment can be performed by bitwise copy. Formatting
20472 PR middle-end/69838
20473 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
20474 call copy_reg_eh_region_note_forward on before and/or after sequences
20475 and remove note from insn if it no longer can throw.
20478 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
20479 if TARGET_AVX512BW.
20481 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20483 * config/s390/vector.md: Add missing commutative operand markers
20484 to the patterns which qualify for one.
20485 * config/s390/vx-builtins.md: Likewise.
20487 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20489 * config/s390/vector.md (VI, VI_QHS): Add single element vector
20490 types to mode iterators.
20491 (vec_double): ... and mode attribute.
20492 * config/s390/vx-builtins.md (non_vec_int): Likewise.
20494 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20496 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
20497 Change the predicate of op2 from nonimmediate to general and let
20498 reload fix it if necessary.
20500 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20502 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
20504 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20506 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
20509 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20511 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
20512 * config/s390/s390.c (s390_expand_vec_movstr): New function.
20513 * config/s390/s390.md ("movstr<P:mode>"): Call
20514 s390_expand_vec_movstr.
20516 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20518 * config/s390/s390.md: Add missing output modifier for operand 1
20519 to print it as address properly.
20521 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20523 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
20524 * config/s390/2964.md: New file.
20525 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
20526 of insn grouping attributes depending on the CPU level.
20527 (s390_get_unit_mask): New function.
20528 (s390_sched_score): Remove the OOO from the scheduling macros.
20529 Add loop to calculate a score for the instruction mix.
20530 (s390_sched_reorder): Likewise plus improve debug output.
20531 (s390_sched_variable_issue): Rename macros as above. Calculate
20532 the unit distances after actually scheduling an insn. Improve
20534 (s390_sched_init): Clear last_scheduled_unit_distance array.
20535 * config/s390/s390.md: Include 2964.md.
20537 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20540 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
20541 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
20542 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
20543 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
20544 *avx512f_<code>v8div16qi2_mask_1): New insns.
20546 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
20549 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
20552 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
20553 earlyclobber from target. Use wF constraint for fused memory
20555 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
20557 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20558 Martin Liska <mliska@suse.cz>
20561 * cfgexpand.c (asan_sanitize_stack_p): New function.
20562 (partition_stack_vars): Use the function.
20563 (expand_stack_vars): Likewise.
20564 (defer_stack_allocation): Likewise.
20565 (expand_used_vars): Likewise.
20567 2016-02-18 Richard Biener <rguenther@suse.de>
20569 PR middle-end/69553
20570 * fold-const.c (operand_equal_p): Properly compare offsets for
20571 IMAGPART_EXPR and ARRAY_REF.
20573 2016-02-18 Nick Clifton <nickc@redhat.com>
20577 * config/arm/arm.c (arm_option_override_internal): Disable
20578 interworking if the target does not support thumb instructions.
20579 (arm_reload_in_hi): Handle the case where a register to register
20580 move needs reloading because there is no simple pattern to handle
20582 (arm_reload_out_hi): Likewise.
20584 2016-02-18 Richard Biener <rguenther@suse.de>
20586 PR middle-end/69854
20587 * match.pd: Don't use fold_binary or fold_unary for folding
20590 2016-02-17 Jakub Jelinek <jakub@redhat.com>
20593 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
20594 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
20595 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
20596 warn on gimple_no_warning_p statements.
20598 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
20600 * doc/extend.texi (C++ Attributes): Correct description of
20601 warn_unused type attribute.
20603 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20605 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
20606 correct instruction.
20608 2016-02-17 Richard Biener <rguenther@suse.de>
20610 PR rtl-optimization/69609
20611 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
20612 (find_traces_1_round): When ending a trace update cached priority
20614 (bb_to_key): Use cached priority when available.
20615 (copy_bb): Initialize cached priority.
20616 (reorder_basic_blocks_software_trace_cache): Likewise.
20618 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20621 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
20623 (aarch64_comparison_operator): Break overly long line into two.
20624 (aarch64_comparison_operation): Likewise.
20625 * config/aarch64/aarch64.md (cstorecc4): Use
20626 aarch64_comparison_operator_mode instead of
20627 aarch64_comparison_operator.
20628 (cstore<mode>4): Likewise.
20629 (aarch64_cstore<mode>): Likewise.
20630 (*cstoresi_insn_uxtw): Likewise.
20631 (cstore<mode>_neg): Likewise.
20632 (*cstoresi_neg_uxtw): Likewise.
20634 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20637 * config/arm/predicates.md (arm_comparison_operator_mode):
20639 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
20640 instead of arm_comparison_operator.
20641 (*mov_negscc): Likewise.
20642 (*mov_notscc): Likewise.
20643 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
20644 (*thumb2_mov_negscc): Likewise.
20645 (*thumb2_mov_negscc_strict_it): Likewise.
20646 (*thumb2_mov_notscc): Likewise.
20647 (*thumb2_mov_notscc_strict_it): Likewise.
20649 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
20651 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
20652 Add missing return.
20654 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
20656 * config/visium/visium.c (machine_libfunc_index): New enum.
20657 (machine_libfuncs): New structure.
20658 (visium_libfuncs): New static variable.
20659 (TARGET_INIT_LIBFUNCS): Define to...
20660 (visium_init_libfuncs): ...this. New function.
20661 (expand_block_move_4): Use the appropriate libfunc.
20662 (expand_block_move_2): Likewise.
20663 (expand_block_move_1): Likewise.
20664 (expand_block_set_4): Likewise.
20665 (expand_block_set_2): Likewise.
20666 (expand_block_set_1): Likewise.
20667 (visium_trampoline_init): Likewise.
20669 2016-02-17 Nick Clifton <nickc@redhat.com>
20671 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
20672 TI's devices.csv file as of March 2016.
20674 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
20677 * opts-global.c (handle_common_deferred_options): Introduce and
20678 initialize two global variables to remember command-line options
20679 specifying a stack-limiting register.
20680 * opts.h: Add extern declarations of the two new global variables.
20681 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
20682 variable based on the values of the two new global variables.
20684 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20687 * common.opt (Wnonnull-compare): New warning.
20688 * doc/invoke.texi (-Wnonnull): Remove text about comparison
20689 of arguments against NULL.
20690 (-Wnonnull-compare): Document.
20691 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
20692 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
20693 * passes.def (pass_warn_nonnull_compare): Add.
20694 * gimple-ssa-nonnull-compare.c: New file.
20696 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20698 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
20699 AARCH64_EXTRA_TUNE_RECIP_SQRT.
20701 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20703 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
20704 reciprocal sqrt for -mlow-precision-recip-sqrt.
20706 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20707 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20709 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
20710 always use lane loads to construct non-constant vectors.
20712 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20714 * config/aarch64/aarch64.md
20715 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
20716 constraints for operand 3.
20717 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
20719 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20720 Richard Biener <rguenther@suse.de>
20722 PR tree-optimization/69820
20723 * tree-vect-patterns.c (type_conversion_p): Return false if
20724 *orig_type is unsigned single precision or boolean.
20725 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
20728 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20730 PR rtl-optimization/69764
20731 PR rtl-optimization/69771
20732 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
20733 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
20735 2016-02-16 Richard Biener <rguenther@suse.de>
20737 PR tree-optimization/69776
20738 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
20740 (indirect_refs_may_alias_p): Likewise.
20741 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
20742 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
20743 according to tbaa_p.
20744 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
20745 (optimize_stmt): For redundant store discovery do not allow tbaa.
20747 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
20749 PR tree-optimization/69714
20750 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
20751 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
20753 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
20755 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
20756 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
20757 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
20758 * config/arc/arc.c (arc_init): Check FPU options.
20759 (get_arc_condition_code): Handle new CC_FPU* modes.
20760 (arc_select_cc_mode): Likewise.
20761 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
20762 register pair only. Allow access for ARCv2 accumulator.
20763 (gen_compare_reg): Whenever we have FPU support use FPU compare
20765 (arc_reorg): Don't generate brcc insns when FPU compare
20766 instructions are involved.
20767 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
20768 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
20769 floating point emulation.
20770 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
20771 (REVERSE_CONDITION): Add new CC_FPU* modes.
20772 (TARGET_FP_SP_BASE): Define.
20773 (TARGET_FP_DP_BASE): Likewise.
20774 (TARGET_FP_SP_FUSED): Likewise.
20775 (TARGET_FP_DP_FUSED): Likewise.
20776 (TARGET_FP_SP_CONV): Likewise.
20777 (TARGET_FP_DP_CONV): Likewise.
20778 (TARGET_FP_SP_SQRT): Likewise.
20779 (TARGET_FP_DP_SQRT): Likewise.
20780 (TARGET_FP_DP_AX): Likewise.
20781 * config/arc/arc.md (ARCV2_ACC): New constant.
20782 (type): New fpu type attribute.
20783 (SDF): Conditional iterator.
20784 (cstore<mode>, cbranch<mode>): Change expand condition.
20785 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
20786 handles FPU/FPX cases as well.
20787 * config/arc/arc.opt (mfpu): New option.
20788 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
20790 (adddf3, muldf3, subdf3): Removed.
20791 * config/arc/predicates.md (proper_comparison_operator): Recognize
20793 * config/arc/fpu.md: New file.
20794 * doc/invoke.texi (ARC Options): Document mfpu option.
20796 2016-02-16 Richard Biener <rguenther@suse.de>
20798 PR rtl-optimization/69291
20799 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
20800 noce_operand_ok check.
20802 2016-02-16 Tom de Vries <tom@codesourcery.com>
20805 * omp-low.c (simd_clone_create): Remove call to
20806 symtab->call_cgraph_insertion_hooks.
20808 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20810 PR tree-optimization/69802
20811 * tree-ssa-reassoc.c (update_range_test): If op is
20812 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
20813 op == 1 test of precision 1 integral op, otherwise handle
20814 that case as op itself. Fix up formatting.
20815 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
20818 2016-02-16 Richard Biener <rguenther@suse.de>
20820 PR tree-optimization/69586
20821 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
20822 types for conversion sources.
20824 2016-02-16 Richard Biener <rguenther@suse.de>
20826 PR middle-end/69801
20827 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
20828 mask OEP_ADDRESS_OF.
20830 2016-02-16 Alan Modra <amodra@gmail.com>
20833 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
20834 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
20835 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
20837 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
20838 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
20839 (p8_fmrgow_<mode>): Likewise.
20840 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
20842 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
20843 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
20844 to use movdi_internal64. Remove op0_di.
20845 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
20847 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
20849 Add support for the FCCMP insn types
20851 * config/aarch64/aarch64.md (fccmp): Change insn type.
20852 (fccmpe): Likewise.
20853 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
20854 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
20855 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
20856 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
20857 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
20858 * config/arm/types.md (fccmps): Add new insn type.
20859 (fccmpd): Likewise.
20861 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
20863 * alias.c (get_alias_set): Fix a typo in comment.
20865 2016-02-15 Richard Biener <rguenther@suse.de>
20867 PR tree-optimization/69595
20868 * match.pd: Complete range test simplification to true.
20870 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
20872 PR rtl-optimization/69648
20873 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
20874 pic_offset_table_rtx.
20876 PR rtl-optimization/69752
20877 * ira.c (update_equiv_regs): When looking for more than a single SET,
20878 also take other side effects into account.
20880 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
20882 * config/s390/s390.c (s390_function_profiler): Add a new sequence
20883 for z900+ CPUs in 31-bit mode.
20885 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
20887 * common/config/s390/s390-common.c (s390_supports_split_stack):
20889 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
20890 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
20891 * config/s390/s390.c (struct machine_function): New field
20892 split_stack_varargs_pointer.
20893 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
20894 in s390_emit_prologue.
20895 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
20897 (morestack_ref): New global.
20898 (SPLIT_STACK_AVAILABLE): New macro.
20899 (s390_expand_split_stack_prologue): New function.
20900 (s390_live_on_entry): New function.
20901 (s390_va_start): Use split-stack vararg pointer if appropriate.
20902 (s390_asm_file_end): Emit the split-stack note sections.
20903 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
20904 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
20905 (UNSPECV_SPLIT_STACK_CALL): New unspec.
20906 (UNSPECV_SPLIT_STACK_DATA): New unspec.
20907 (split_stack_prologue): New expand.
20908 (split_stack_space_check): New expand.
20909 (split_stack_data): New insn.
20910 (split_stack_call): New expand.
20911 (split_stack_call_*): New insn.
20912 (split_stack_cond_call): New expand.
20913 (split_stack_cond_call_*): New insn.
20915 2016-02-15 Richard Biener <rguenther@suse.de>
20917 PR tree-optimization/69783
20918 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
20919 Add trivially correct cases.
20921 2016-02-15 Tom de Vries <tom@codesourcery.com>
20924 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
20926 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
20928 2016-02-15 Richard Biener <rguenther@suse.de>
20930 PR tree-optimization/69776
20931 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20932 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
20933 indicate whether we can use TBAA to disambiguate against stores.
20934 Use alias-set zero if not.
20935 (visit_reference_op_store): Do not use TBAA when looking up
20937 * tree-ssa-pre.c (compute_avail): Use TBAA here.
20938 (eliminate_dom_walker::before_dom_children): But not when looking
20939 up redundant stores.
20941 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
20943 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
20945 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20947 * config/i386/znver1.md
20948 (znver1_pop, znver1_pop_mem,
20949 znver1_load_imov_double_store,
20950 znver1_load_imov_direct_store,
20951 znver1_load_imov_direct_load,
20952 znver1_load_imov_double_load): Add new.
20953 (znver1_insn, znver1_insn_load): Add icmov type.
20954 (znver1_sseavx_fma,
20955 znver1_sseavx_fma_load,
20957 znver1_avx256_fma_load): Fix pipe usage.
20959 2016-02-14 Alan Modra <amodra@gmail.com>
20962 * reload.c (find_reloads_address_1): For pre/post-inc/dec
20963 with an invalid hard reg, reload just the reg not the entire
20964 pre/post-inc/dec address expression.
20966 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
20969 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
20970 fixed R1_REG scratch reg.
20971 (sibcall_value_pcrel_fdpic): Likewise.
20973 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
20977 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
20979 2016-02-12 Walter Lee <walt@tilera.com>
20981 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
20982 * config/tilegx/t-tilegx: Likewise.
20984 2016-02-12 David Malcolm <dmalcolm@redhat.com>
20987 * diagnostic-show-locus.c (struct line_span): New struct.
20988 (layout::get_first_line): Delete.
20989 (layout::get_last_line): Delete.
20990 (layout::get_num_line_spans): New member function.
20991 (layout::get_line_span): Likewise.
20992 (layout::print_heading_for_line_span_index_p): Likewise.
20993 (layout::get_expanded_location): Likewise.
20994 (layout::calculate_line_spans): Likewise.
20995 (layout::m_first_line): Delete.
20996 (layout::m_last_line): Delete.
20997 (layout::m_line_spans): New field.
20998 (layout::layout): Update comment. Replace m_first_line and
20999 m_last_line with m_line_spans, replacing their initialization
21000 with a call to calculate_line_spans.
21001 (diagnostic_show_locus): When printing source lines and
21002 annotations, rather than looping over a single span
21003 of lines, instead loop over each line_span within
21004 the layout, with an inner loop over the lines within them.
21005 Call the context's start_span callback when changing line spans.
21006 * diagnostic.c (diagnostic_initialize): Initialize start_span.
21007 (diagnostic_build_prefix): Break out the building of the location
21008 part of the string into...
21009 (diagnostic_get_location_text): ...this new function, rewriting
21010 it from nested ternary expressions to a sequence of "if"
21012 (default_diagnostic_start_span_fn): New function.
21013 * diagnostic.h (diagnostic_start_span_fn): New typedef.
21014 (diagnostic_context::start_span): New field.
21015 (default_diagnostic_start_span_fn): New prototype.
21017 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21020 * gcc.c (driver::finalize): Fix cleanup of "specs".
21022 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21026 * gcc.c (driver::driver): Initialize m_option_suggestions.
21027 (driver::~driver): Clean up m_option_suggestions.
21028 (suggest_option): Convert to...
21029 (driver::suggest_option): ...this, and split out into
21030 driver::build_option_suggestions and find_closest_string.
21031 (driver::build_option_suggestions): New function, from
21032 first half of suggest_option. Special-case
21033 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
21034 the sanitizer_opts array. For options of enum types, add the
21035 various enum values to the candidate strings.
21036 (driver::handle_unrecognized_options): Remove "const".
21037 * gcc.h (driver::handle_unrecognized_options): Likewise.
21038 (driver::build_option_suggestions): New decl.
21039 (driver::suggest_option): New decl.
21040 (driver::m_option_suggestions): New field.
21041 * opts-common.c (add_misspelling_candidates): New function.
21042 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
21043 and make non-static.
21044 * opts.h (sanitizer_opts): New array decl.
21045 (add_misspelling_candidates): New function decl.
21046 * spellcheck.c (find_closest_string): New function.
21047 * spellcheck.h (find_closest_string): New function decl.
21049 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21051 PR rtl-optimization/69764
21052 PR rtl-optimization/69771
21053 * optabs.c (expand_binop_directly): For shift_optab_p, force
21054 convert_modes with VOIDmode if xop1 has VOIDmode.
21056 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
21059 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
21060 to correctly determine instrumentation thunks.
21062 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21065 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
21066 type by reference, force lhs on the call.
21069 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
21070 Compute retval and retbnd early in all cases if split_part_return_p
21071 and return_bb is not EXIT. Remove all clobber stmts and reset
21072 all debug stmts that refer to SSA_NAMEs defined in split part,
21073 except if it is retval, in that case replace the old retval with the
21074 lhs of the call to the split part.
21076 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21079 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21081 PR middle-end/66726
21082 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21083 whose result is used in PHI.
21084 (maybe_optimize_range_tests): Likewise.
21085 (final_range_test_p): Likweise.
21087 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21089 PR middle-end/66726
21090 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21091 whose result is used in PHI.
21092 (maybe_optimize_range_tests): Likewise.
21093 (final_range_test_p): Likweise.
21095 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21097 * cgraph.c: Spelling fixes - behaviour -> behavior and
21098 neighbour -> neighbor.
21099 * target.def: Likewise.
21100 * sel-sched.c: Likewise.
21101 * config/mips/mips.c: Likewise.
21102 * config/arc/arc.md: Likewise.
21103 * config/arm/cortex-a57.md: Likewise.
21104 * config/arm/arm.c: Likewise.
21105 * config/arm/neon.md: Likewise.
21106 * config/arm/arm-c.c: Likewise.
21107 * config/vms/vms-c.c: Likewise.
21108 * config/s390/s390.c: Likewise.
21109 * config/i386/znver1.md: Likewise.
21110 * config/i386/i386.c: Likewise.
21111 * config/ia64/hpux-unix2003.h: Likewise.
21112 * config/msp430/msp430.md: Likewise.
21113 * config/rx/rx.c: Likewise.
21114 * config/rx/rx.md: Likewise.
21115 * config/aarch64/aarch64-simd.md: Likewise.
21116 * config/aarch64/aarch64.c: Likewise.
21117 * config/nvptx/nvptx.c: Likewise.
21118 * config/bfin/bfin.c: Likewise.
21119 * config/cris/cris.opt: Likewise.
21120 * config/rs6000/rs6000.c: Likewise.
21121 * target.h: Likewise.
21122 * spellcheck.c: Likewise.
21123 * ira-build.c: Likewise.
21124 * tree-inline.c: Likewise.
21125 * builtins.c: Likewise.
21126 * lra-constraints.c: Likewise.
21127 * explow.c: Likewise.
21128 * hwint.h: Likewise.
21129 * targhooks.c: Likewise.
21130 * tree-vect-data-refs.c: Likewise.
21131 * expr.c: Likewise.
21132 * doc/tm.texi: Likewise.
21133 * doc/extend.texi: Likewise.
21134 * doc/install.texi: Likewise.
21135 * doc/md.texi: Likewise.
21136 * tree-ssa-tail-merge.c: Likewise.
21137 * sched-int.h: Likewise.
21138 * match.pd: Likewise.
21139 * sched-ebb.c: Likewise.
21140 * target.def (omit_struct_return_reg): Likewise.
21141 * gimple-ssa-isolate-paths.c: Likewise.
21142 (find_implicit_erroneous_behaviour): Renamed to...
21143 (find_implicit_erroneous_behavior): ... this.
21144 (find_explicit_erroneous_behaviour): Renamed to...
21145 (find_explicit_erroneous_behavior): ... this.
21146 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
21148 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
21150 PR rtl-optimization/64682
21151 PR rtl-optimization/69567
21152 PR rtl-optimization/69737
21153 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
21154 in I2 as well, just lose it.
21156 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21158 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
21160 (aarch64_last_printed_tune_string): Likewise.
21161 (aarch64_declare_function_name): Only output .arch assembler
21162 directive if it will be different from the previously output
21163 directive. Same for .tune comment but only if -dA is set.
21164 (aarch64_start_file): New function.
21165 (TARGET_ASM_FILE_START): Define.
21167 2016-02-11 David Malcolm <dmalcolm@redhat.com>
21170 * Makefile.in (PLUGIN_HEADERS): Add params.list.
21172 2016-02-11 Jakub Jelinek <jakub@redhat.com>
21175 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
21176 -Wmaybe-uninitialized warning.
21178 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
21181 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
21183 2016-02-11 Richard Biener <rguenther@suse.de>
21185 PR rtl-optimization/69291
21186 * ifcvt.c (noce_try_store_flag_constants): Do not allow
21187 subexpressions affected by changing the result.
21189 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
21192 * lra-constraints.c (curr_insn_transform): Find in/out operands
21193 for secondary memory moves. Update dups.
21195 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
21197 PR tree-optimization/69652
21198 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
21199 to nested loop, did source re-formatting, skip debug statements,
21200 add check on statement with volatile operand, remove dead scalar
21203 2016-02-10 Jakub Jelinek <jakub@redhat.com>
21204 Patrick Palka <ppalka@gcc.gnu.org>
21208 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
21209 calls if the return type is TREE_ADDRESSABLE.
21210 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
21211 * ipa-split.c (split_function): Fix doubled "we" in comment.
21212 Use void return type for the split part even if
21213 !split_point->split_part_set_retval.
21215 2016-02-10 Bin Cheng <bin.cheng@arm.com>
21217 PR tree-optimization/68021
21218 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
21219 when computing the value of biv cand by itself.
21221 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
21223 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
21224 (cortexa57_tunings): Likewise.
21225 (cortexa72_tunings): Likewise.
21226 (arch_macro_fusion_pair_p): Add support for AES fusion.
21227 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
21228 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
21229 Allow virtual registers before reload so early scheduling works.
21230 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
21231 correct latency and pipeline.
21232 (cortex_a57_crypto_complex): Likewise.
21233 (cortex_a57_crypto_xor): Likewise.
21234 (define_bypass): Add AES bypass.
21236 2016-02-10 Richard Biener <rguenther@suse.de>
21238 PR tree-optimization/69726
21239 * passes.def: Add DCE pass before late uninit.
21240 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
21241 really fixup if-conversions job.
21243 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
21245 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
21246 (arm_cortex_a57_tune): Likewise.
21247 (aarch_macro_fusion_pair_p): Add support for AES fusion.
21248 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
21250 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
21252 * timevar.def (TV_PHASE_DBGINFO): Delete.
21253 (TV_PHASE_CHECK_DBGINFO): Likewise.
21254 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
21256 2016-02-10 Richard Biener <rguenther@suse.de>
21258 PR tree-optimization/69719
21259 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21260 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
21262 2016-02-09 Andrew Pinski <apinski@cavium.com>
21265 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
21266 get_vcond_mask_icode returns false.
21268 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
21271 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
21272 an ADDIS that adds a pointer to a large constant that sets the
21273 upper16 bits with a load operation.
21275 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
21278 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
21280 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
21282 (vzipq_s16): Likewise.
21283 (vzipq_s32): Likewise.
21284 (vzipq_f32): Likewise.
21285 (vzipq_u8): Likewise.
21286 (vzipq_u16): Likewise.
21287 (vzipq_u32): Likewise.
21288 (vzipq_p8): Likewise.
21289 (vzipq_p16): Likewise.
21291 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
21294 * config/arm/arm.c (neon_endian_lane_map): New function.
21295 (neon_vector_pair_endian_lane_map): New function.
21296 (arm_evpc_neon_vuzp): Allow for big endian lane order.
21297 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
21299 (vuzpq_s16): Likewise.
21300 (vuzpq_s32): Likewise.
21301 (vuzpq_f32): Likewise.
21302 (vuzpq_u8): Likewise.
21303 (vuzpq_u16): Likewise.
21304 (vuzpq_u32): Likewise.
21305 (vuzpq_p8): Likewise.
21306 (vuzpq_p16): Likewise.
21308 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
21311 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
21314 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
21316 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
21317 truncate const_int operand 1 to QImode.
21319 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
21321 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
21322 corresponding to an abnormal edge.
21324 2016-02-09 Tom de Vries <tom@codesourcery.com>
21326 PR tree-optimization/69599
21327 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
21329 (find_func_aliases_for_builtin_call, find_func_clobbers)
21330 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
21333 2016-02-09 Richard Biener <rguenther@suse.de>
21335 PR tree-optimization/69715
21336 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
21337 LHS on calls as non-rewritable.
21339 2016-02-09 Tom de Vries <tom@codesourcery.com>
21342 * lto-wrapper.c (append_diag_options): New function.
21343 (compile_offload_image): Call append_diag_options.
21345 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
21348 * doc/extend.texi (Flag Output Operands): Correct sectioning.
21349 Minor copy-edit to fix verb tenses.
21351 2016-02-08 Jakub Jelinek <jakub@redhat.com>
21353 PR tree-optimization/69209
21354 * ipa-split.c (split_function): If split part is not
21355 returning retval, retval has gimple type but is not
21356 gimple value, force it into a SSA_NAME first.
21358 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
21360 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
21363 2016-02-08 Jason Merrill <jason@redhat.com>
21366 * convert.c (convert_to_integer_1): Check dofold on truncation
21368 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
21369 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
21370 Rename from *_nofold.
21371 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
21372 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
21374 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
21377 * tree.c (build_common_tree_nodes): Remove short_double argument.
21378 All callers changed.
21379 * tree.h (build_common_tree_nodes): Adjust declaration.
21380 * doc/invoke.texi (-fshort-double): Remove documentation.
21381 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21382 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
21383 * lto-wrapper.c (merge_and_complain, append_compiler_options)
21384 (append_linker_options): Don't handle OPT_fshort_double.
21386 PR rtl-optimization/68730
21387 * lra-remat.c (insn_to_cand_activation): New static variable.
21388 (lra_remat): Allocate and free it.
21389 (create_cand): New arg activation. Initialize a field in
21390 insn_to_cand_activation if it is nonnull.
21391 (create_cands): Pass the activation insn to create_cand when making
21392 a candidate involving an output reload. Reorganize code a little.
21393 (do_remat): Keep track of active status of candidates in a separate
21396 2016-02-08 Richard Biener <rguenther@suse.de>
21398 PR tree-optimization/69719
21399 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21400 Properly use absolute of the difference of the two offsets to
21401 compare or adjust the segment length.
21403 2016-02-08 Richard Biener <rguenther@suse.de>
21404 Jeff Law <law@redhat.com>
21407 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
21408 types for anonymous SSA names.
21410 2016-02-08 Richard Biener <rguenther@suse.de>
21412 PR rtl-optimization/69274
21413 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
21415 2016-02-08 Jeff Law <law@redhat.com>
21417 PR tree-optimization/65917
21418 * tree-ssa-dom.c (record_temporary_equivalences): Record both
21419 equivalences from if (x == y) style conditionals.
21420 (loop_depth_of_name): Remove.
21421 (record_equality): Remove loop depth check.
21422 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
21423 (const_and_copies::record_const_or_copy_raw): New member function.
21424 * tree-ssa-scopedtables.c
21425 (const_and_copies::record_const_or_copy_raw): New, factored out of
21426 (const_and_copies::record_const_or_copy): Call new member function.
21428 2016-02-05 Jeff Law <law@redhat.com>
21430 PR tree-optimization/68541
21431 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
21432 (count_stmts_in_block): New function.
21433 (poor_ifcvt_candidate_code): Likewise.
21434 (is_feasible_trace): Add some heuristics to determine when path
21435 splitting is profitable.
21436 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
21437 is a diamond with a single exit.
21439 2016-02-05 Martin Sebor <msebor@redhat.com>
21442 * doc/invoke.texi: Update -Wplacement-new to take an optional
21445 2016-02-06 Richard Henderson <rth@redhat.com>
21448 * tree.c (tree_nop_conversion_p): Do not strip casts into or
21449 out of non-standard address spaces.
21451 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21453 PR rtl-optimization/69691
21454 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
21456 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
21458 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
21459 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
21460 (*ieee128_mfvsrd_64bit): Likewise.
21461 (*ieee128_mfvsrd_32bit): Likewise.
21463 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
21467 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21469 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
21470 instrumented_version.
21472 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
21474 * doc/invoke.texi (Optimize Options): In table of --param options
21475 rename second occurrence of tracer-min-branch-ratio to
21476 tracer-min-branch-probability, rename
21477 tracer-min-branch-ratio-feedback to
21478 tracer-min-branch-probability-feedback and clarify description,
21479 rename sched-spec-state-edge-prob-cutoff to
21480 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
21481 to selsched-insns-to-rename, rename lto-minpartition to
21482 lto-min-partition, delete reorder-blocks-duplicate and
21483 reorder-blocks-duplicate-feedback.
21485 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21487 * config/s390/s390.c (s390_register_info_set_ranges): Remove
21490 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
21492 * doc/extend.texi: S/390: Correct some typos.
21494 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21496 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
21498 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21501 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
21502 (s390_register_info_gprtofpr): Use new macros above.
21503 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
21505 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
21506 its name. Adjust restore and save gpr ranges.
21507 (s390_register_info_set_ranges): New function.
21508 (s390_register_info): Use new macros above. Call
21509 s390_register_info_set_ranges.
21510 (s390_optimize_register_info): Likewise.
21511 (s390_hard_regno_rename_ok): Use new macros.
21512 (s390_hard_regno_scratch_ok): Likewise.
21513 (s390_emit_epilogue): Likewise.
21514 (s390_can_use_return_insn): Likewise.
21515 (s390_optimize_prologue): Likewise.
21516 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
21518 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21521 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
21523 (ix86_option_override_internal): Disable TARGET_STV even for
21524 -m{incoming,preferred}-stack-boundary=3.
21526 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21528 * config.gcc: Mark deprecated rtems targets as obsolete.
21530 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
21532 PR rtl-optimization/64682
21533 PR rtl-optimization/69567
21534 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
21535 before I2 only if the register is both used and set in I2.
21537 2016-02-04 DJ Delorie <dj@redhat.com>
21539 * config/msp430/msp430.c (msp430_start_function): Add function type.
21541 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21544 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
21546 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
21548 PR rtl-optimization/69577
21550 2015-10-29 Richard Henderson <rth@redhat.com>
21554 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
21555 sse check to the exact conditions of PR 67609.
21557 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
21560 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
21561 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
21562 not allowed into the traditional Altivec registers.
21563 (movtd_64bit_nodm): Likewise.
21564 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
21566 2016-02-04 David Malcolm <dmalcolm@redhat.com>
21568 * config/aarch64/cortex-a57-fma-steering.c
21569 (aarch64_register_fma_steering): Remove "static" from arguments
21572 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
21575 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
21576 twice when complex.
21578 2016-02-04 Mike Frysinger <vapier@gentoo.org>
21580 * doc/invoke.texi: Delete -mno-fma4.
21582 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
21584 PR rtl-optimization/69577
21585 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
21586 (find_subregs_of_mode): Update accordingly. Iterate over partial
21589 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
21591 * config/arm/arm-protos.h (neon_reinterpret): Remove.
21592 * config/arm/arm.c (neon_reinterpret): Remove.
21593 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
21594 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
21595 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
21596 vreinterpretti): Remove.
21597 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
21598 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
21599 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
21600 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
21601 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
21602 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
21603 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
21604 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
21605 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
21606 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
21607 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
21608 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
21609 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
21610 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
21611 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
21612 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
21613 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
21614 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
21615 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
21616 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
21617 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
21618 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
21619 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
21620 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
21621 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
21622 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
21623 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
21624 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
21625 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
21626 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
21627 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
21628 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
21629 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
21630 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
21631 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
21632 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
21633 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
21634 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
21635 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
21636 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
21637 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
21638 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
21639 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
21640 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
21641 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
21642 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
21643 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
21644 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
21645 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
21646 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
21647 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
21648 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
21649 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
21650 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
21651 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
21652 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
21653 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
21654 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
21655 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
21656 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
21657 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
21658 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
21659 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
21660 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
21661 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
21662 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
21663 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
21664 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
21665 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
21666 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
21667 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
21668 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
21669 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
21670 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
21671 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
21672 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
21673 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
21674 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
21675 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
21676 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
21677 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
21678 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
21679 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
21680 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
21681 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
21682 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
21683 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
21684 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
21685 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
21686 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
21687 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
21688 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
21689 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
21690 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
21691 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
21692 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
21693 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
21694 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
21695 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
21696 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
21697 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
21698 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
21699 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
21701 2016-02-04 Martin Liska <mliska@suse.cz>
21704 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
21705 that are gimple_store_p.
21706 (maybe_instrument_call): Likewise.
21708 2016-02-04 Bin Cheng <bin.cheng@arm.com>
21710 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
21711 register scaling out of memory reference and comment why.
21713 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21717 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
21718 folding the source of a SET.
21720 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21724 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
21725 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
21727 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
21731 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
21734 2016-02-04 Christian Bruel <christian.bruel@st.com>
21736 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
21737 * config/arm/arm.c (arm_set_current_function): Likewise.
21739 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21740 Ilya Enkovich <enkovich.gnu@gmail.com>
21741 H.J. Lu <hongjiu.lu@intel.com>
21744 * config/i386/i386.c (convert_scalars_to_vector): Remove
21745 stack alignment fixes.
21746 (ix86_option_override_internal): Disable TARGET_STV if stack
21747 might not be aligned enough.
21748 (ix86_minimum_alignment): Assert that TARGET_STV is false.
21750 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
21752 * config/i386/x86-tune.def: Disable default prefetching
21755 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
21756 Vladimir Makarov <vmakarov@redhat.com>
21759 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
21760 in validating fused toc addresses.
21762 2016-02-03 Jakub Jelinek <jakub@redhat.com>
21765 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
21766 range->m_caret fields if range->m_show_caret_p is false.
21769 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21770 Force oldval into register if it does not satisfy reg_or_short_operand
21771 predicate. Fix up formatting.
21773 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
21774 Alexandre Oliva <aoliva@redhat.com>
21777 * lra-constraints.c (simplify_operand_subreg): Check additionally
21778 address validity after potential reloading.
21779 (process_address_1): Check insns validity. In case of failure do
21782 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
21785 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
21788 2016-02-02 Jakub Jelinek <jakub@redhat.com>
21790 * wide-int.cc (canonize_uhwi): New function.
21791 (wi::divmod_internal): Use it.
21793 2016-02-02 James Norris <jnorris@codesourcery.com>
21795 * gimplify.c (omp_notice_variable): Add usage check.
21797 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
21799 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
21800 like LE, GE, LT, GT when emitting relational operator.
21802 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
21804 * ira-costs.c (find_costs_and_classes): Add extra argument.
21805 * target.def (ira_change_pseudo_allocno_class): Add parameter.
21806 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
21807 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
21808 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
21809 Add best_class parameter, and return it if not ALL_REGS.
21810 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
21812 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
21813 Update target hook.
21815 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
21817 * config/aarch64/aarch64.c
21818 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
21819 (aarch64_ira_change_pseudo_allocno_class): New function.
21821 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
21824 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
21826 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21828 * config/avr/avr.c (avr_option_override): Set
21829 PARAM_ALLOW_STORE_DATA_RACES to 1.
21831 2016-02-02 Richard Biener <rguenther@suse.de>
21833 PR tree-optimization/69595
21834 * match.pd: Add range test simplifications to true/false.
21836 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
21838 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
21839 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
21842 2016-02-02 Richard Biener <rguenther@suse.de>
21844 PR tree-optimization/69606
21845 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
21846 info on the result before moving a stmt.
21848 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
21850 PR middle-end/68542
21851 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
21852 branch with vector comparison.
21853 * config/i386/sse.md (VI48_AVX): New mode iterator.
21854 (define_expand "cbranch<mode>4): Add support for conditional branch
21855 with vector comparison.
21856 * tree-vect-loop.c (optimize_mask_stores): New function.
21857 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
21858 has_mask_store field of vect_info.
21859 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
21860 vectorized loops having masked stores after vec_info destroy.
21861 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
21862 correspondent macros.
21863 (optimize_mask_stores): Add prototype.
21865 2016-02-02 Alan Modra <amodra@gmail.com>
21868 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
21871 2016-02-02 Alan Modra <amodra@gmail.com>
21874 * config/rs6000/rs6000.c (need_toc_init): New var, set it
21875 whenever toc_label_name used.
21876 (rs6000_file_start): Don't set up toc section here,
21877 (rs6000_output_function_epilogue): do so here instead,
21878 (rs6000_xcoff_file_start): and here.
21879 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
21880 (load_toc_aix_di): Likewise.
21882 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21884 PR rtl-optimization/69592
21885 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
21886 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
21887 (num_sign_bit_copies_binary_arith_p): New inline function.
21888 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
21890 2016-02-01 Jeff Law <law@redhat.com>
21892 PR tree-optimization/69580
21893 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
21894 * tree-ssa-threadbackward.c
21895 (fsm_find_control_statement_thread_paths): Do not try to walk
21896 through large PHI nodes.
21898 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21900 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
21901 when count is incremented above limit, don't analyze further
21904 * omp-low.c (oacc_parse_default_dims): Avoid
21905 -Wsign-compare warning, make sure value fits into int
21906 rather than just unsigned int.
21908 2016-02-01 Bin Cheng <bin.cheng@arm.com>
21910 PR tree-optimization/67921
21911 * fold-const.c (split_tree): New parameters. Convert pointer
21912 type variable part to proper type before negating.
21913 (fold_binary_loc): Pass new arguments to split_tree.
21915 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
21917 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
21918 (nvptx_goacc_validate_dims): Extend to handle global defaults.
21919 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
21920 * doc/tm.texti: Rebuilt.
21921 * doc/invoke.texi (fopenacc-dim): Document.
21922 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
21923 (append_compiler_options): Likewise.
21924 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
21925 (oacc_parse_default_dims): New.
21926 (oacc_validate_dims): Add USED arg. Select non-unity default when
21928 (oacc_loop_fixed_partitions): Return mask of used partitions.
21929 (oacc_loop_auto_partitions): Emit dump info.
21930 (oacc_loop_partition): Return mask of used partitions.
21931 (execute_oacc_device_lower): Parse default dimension arg. Adjust
21932 loop partitioning and validation calls.
21934 2016-02-01 Richard Biener <rguenther@suse.de>
21936 PR middle-end/69556
21937 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
21939 2016-02-01 Richard Biener <rguenther@suse.de>
21941 PR tree-optimization/69574
21942 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
21943 of asserting return chrec_dont_know.
21945 2016-02-01 Martin Liska <mliska@suse.cz>
21947 * mem-stats-traits.h: Add copyright header.
21948 * mem-stats.h: Likewise.
21950 2016-02-01 Richard Biener <rguenther@suse.de>
21952 PR tree-optimization/69579
21953 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
21954 Do not propagate through abnormal PHI results.
21956 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
21958 * postreload.c (reload_cse_simplify): Remove dead code.
21960 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21962 PR rtl-optimization/69570
21963 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
21964 if there is more than one set, not if there is a single set.
21966 2016-02-01 Richard Henderson <rth@redhat.com>
21969 * combine.c (make_compound_operation): When looking through a
21970 subreg, make sure to re-extend to the width of the outer mode.
21972 2016-01-30 Jakub Jelinek <jakub@redhat.com>
21974 PR tree-optimization/69546
21975 * wide-int.cc (wi::divmod_internal): For unsigned division
21976 where both operands fit into uhwi, if o1 is 1 and o0 has
21977 msb set, if divident_prec is larger than bits per hwi,
21978 clear another quotient word and return 2 instead of 1.
21979 Similarly for remainder with msb in HWI set, if dividend_prec
21980 is larger than bits per hwi.
21982 2016-01-29 Martin Jambor <mjambor@suse.cz>
21984 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
21985 Use short lowercase names.
21986 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
21987 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
21988 acq_rel one. Protect warning agains segfaults if
21989 get_memory_order_name returns NULL.
21990 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
21991 with release semantics. Do not warn if get_memory_order already did.
21992 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
21993 semantics. Fix check for relaxed or acquire semantics. Do not warn
21994 if get_memory_order already did.
21996 2016-01-29 Sebastian Pop <s.pop@samsung.com>
21998 * doc/install.texi: Document that isl-0.16 is supported.
22000 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
22003 * config/i386/constraints.md (Bm): Describe as special memory
22005 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
22006 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22007 * genpreds.c (struct constraint_data): Add is_special_memory.
22008 (have_special_memory_constraints, special_memory_start): New
22010 (special_memory_end): Ditto.
22011 (add_constraint): Add new arg is_special_memory. Add code to
22012 process its true value. Update have_special_memory_constraints.
22013 (process_define_constraint): Pass the new arg.
22014 (process_define_register_constraint): Ditto.
22015 (choose_enum_order): Process special memory.
22016 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
22017 function insn_extra_special_memory_constraint.
22018 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22019 * gensupport.c (process_rtx): Process
22020 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22021 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
22022 * ira-lives.c (single_reg_class): Use
22023 insn_extra_special_memory_constraint.
22024 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
22025 * lra-constraints.c (process_alt_operands): Ditto.
22026 (curr_insn_transform): Use insn_extra_special_memory_constraint.
22027 * recog.c (asm_operand_ok, preprocess_constraints): Process
22029 * reload.c (find_reloads): Ditto.
22030 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
22031 * stmt.c (parse_input_constraint): Use
22032 insn_extra_special_memory_constraint.
22034 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22037 * lra-splill.c (lra_final_code_change): Revert r229087 by
22038 removing all sub-registers.
22040 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
22043 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
22045 2016-01-29 Jakub Jelinek <jakub@redhat.com>
22048 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
22049 SSE1, copy target into the temporary reg first before recursing
22052 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22054 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
22057 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22059 * ginclude/stdarg.h: Test __cplusplus instead of
22060 __GXX_EXPERIMENTAL_CXX0X__.
22062 2016-01-29 Richard Biener <rguenther@suse.de>
22064 PR tree-optimization/69547
22065 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
22066 Do not mark clobbers necessary.
22067 (mark_all_reaching_defs_necessary_1): Likewise.
22069 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22071 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
22072 declaration name with %qs and print it in both error messages.
22073 Also fix indentation.
22075 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22078 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
22079 trailing blank line from error message.
22081 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22084 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
22087 2016-01-29 Richard Biener <rguenther@suse.de>
22089 PR middle-end/69537
22090 * match.pd: Allow all integral types when simplifying a
22091 widening or sign-changing conversion.
22093 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22095 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
22096 back to setting codegen_error to fail codegen.
22098 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
22101 * config/i386/constraints.md (C): Only accept constant zero operand.
22102 (BC): New constraint.
22103 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
22104 instead of C constraint.
22105 * doc/md.texi (Machine Constraints): Update description
22108 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
22111 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
22113 2016-01-28 Jakub Jelinek <jakub@redhat.com>
22115 PR middle-end/69542
22116 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
22119 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
22121 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
22122 branches if using guessed profile.
22124 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
22126 * graphite-optimize-isl.c (optimize_isl): Fix dump.
22128 2016-01-28 Richard Henderson <rth@redhat.com>
22131 * config/aarch64/aarch64-modes.def (CC_Cmode): New
22132 * config/aarch64/aarch64-protos.h: Update.
22133 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
22134 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
22135 (aarch64_get_condition_code_1): Handle CC_Cmode.
22136 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
22137 (*add<mode>3_compareC_cconly_imm): New.
22138 (*add<mode>3_compareC_cconly): New.
22139 (*add<mode>3_compareC_imm): New.
22140 (add<mode>3_compareC): New.
22141 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
22142 to be first. Use aarch64_carry_operation.
22143 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
22144 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
22145 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
22146 (subti3): Use subdi3_compare1.
22147 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
22148 (sub<mode>3_compare1): New.
22149 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
22150 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
22151 (*subsi3_carryin_uxtw): Likewise.
22152 (*ngc<mode>, *ngcsi_uxtw): Likewise.
22153 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
22154 * config/aarch64/iterators.md (DWI): New.
22155 * config/aarch64/predicates.md (aarch64_carry_operation): New.
22156 (aarch64_borrow_operation): New.
22158 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22160 * graphite-optimize-isl.c (optimize_isl): Print a different debug
22161 message when isl does not return a valid schedule.
22163 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22165 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
22166 Remove comments from class declarations: they are already in the code
22169 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22171 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
22173 (ternary_op_to_tree): Same.
22174 (unary_op_to_tree): Same.
22175 (nary_op_to_tree): Same.
22176 (gcc_expression_from_isl_expr_op): Same.
22177 (gcc_expression_from_isl_expression): Same.
22178 (graphite_create_new_loop): Same.
22179 (graphite_create_new_loop_guard): Same.
22180 (build_iv_mapping): Same.
22181 (graphite_create_new_guard): Same.
22182 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
22183 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
22185 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22187 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
22188 instead of setting codegen_error to fail codegen.
22190 2016-01-28 Jason Merrill <jason@redhat.com>
22192 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
22194 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22196 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
22197 Remove CONST_INT_P check in CCMP cost calculation.
22199 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22201 * config/aarch64/aarch64.c (generic_vector_cost):
22202 Set vec_permute_cost.
22203 (cortexa57_vector_cost): Likewise.
22204 (exynosm1_vector_cost): Likewise.
22205 (xgene1_vector_cost): Likewise.
22206 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
22207 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
22208 Add vec_permute_cost entry.
22210 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22212 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
22214 (add<mode>3_compare0): Likewise.
22215 (addsi3_compare0_uxtw): Likewise.
22216 (add<mode>3nr_compare0): Likewise.
22217 (compare_neg<mode>): Likewise.
22218 (<optab><mode>3): Likewise.
22220 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
22222 * tree-vect-stmts.c (vectorizable_comparison): Add
22223 NULL check for vectype.
22225 2016-01-28 Richard Biener <rguenther@suse.de>
22227 PR tree-optimization/69466
22228 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
22229 Account for PHIs we couldn't duplicate.
22231 2016-01-28 Martin Liska <mliska@suse.cz>
22234 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
22235 instead of ENABLE_VALGRIND_CHECKING.
22237 2016-01-27 Richard Henderson <rth@redhat.com>
22240 * lra-remat.c (subreg_regs): New.
22241 (dump_candidates_and_remat_bb_data): Dump it.
22242 (operand_to_remat): Reject if operand in subreg_regs.
22243 (set_bb_regs): Collect subreg_regs.
22244 (lra_remat): Init and free subreg_regs. Compute
22245 calculate_local_reg_remat_bb_data before create_cands.
22247 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
22250 * config/i386/i386.c (ix86_update_stack_boundary): Don't
22251 change stack_alignment_needed for __tls_get_addr call.
22253 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
22255 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
22257 2016-01-27 Jeff Law <law@redhat.com>
22259 PR tree-optimization/68398
22260 PR tree-optimization/69196
22261 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
22262 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
22263 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22264 Only count PHIs in the last block in the path. The others will
22265 const/copy propagate away. Add heuristic to allow more irreducible
22266 subloops to be created when it is likely profitable to do so.
22268 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22269 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
22270 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
22272 2016-01-27 Jakub Jelinek <jakub@redhat.com>
22275 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
22276 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
22277 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
22278 * tree-streamer-in.c: Include asan.h.
22279 (streamer_get_builtin_tree): For builtins in sanitizer
22280 range call initialize_sanitizer_builtins and retry.
22282 2016-01-27 Ian Lance Taylor <iant@google.com>
22284 * common.opt (fkeep-gc-roots-live): New undocumented option.
22285 * tree-ssa-loop-ivopts.c (add_candidate_1): If
22286 -fkeep-gc-roots-live, skip pointers.
22287 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
22290 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
22293 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
22294 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
22296 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
22299 * configure.ac: NetBSD provides SSP in its C library.
22300 * configure: Updated.
22302 2016-01-27 Richard Biener <rguenther@suse.de>
22304 PR tree-optimization/69166
22305 * tree-vect-loop.c (vect_is_simple_reduction): Always check
22306 reduction code for commutativity / associativity.
22308 2016-01-27 Martin Jambor <mjambor@suse.cz>
22310 PR tree-optimization/69355
22311 * tree-sra.c (analyze_access_subtree): Correct hole detection when
22312 total_scalarization fails.
22314 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
22316 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
22319 2016-01-27 Christian Bruel <christian.bruel@st.com>
22322 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
22323 Move arm_reset_previous_fndecl and set_target_option_current_node in
22324 the conditional part. Call save_restore_target_globals.
22325 * config/arm/arm.c (arm_set_current_function):
22326 Refactor to better support #pragma target and attribute mix.
22327 Call save_restore_target_globals.
22328 * config/arm/arm-protos.h (save_restore_target_globals): New function.
22330 2016-01-27 Martin Liska <mliska@suse.cz>
22332 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
22333 reference for an HSA kernel and its host function.
22335 2016-01-27 Jakub Jelinek <jakub@redhat.com>
22337 PR tree-optimization/69399
22338 * wide-int.h (wi::lrshift): For larger precisions, only
22339 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
22341 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
22343 * config/arc/predicates.md (proper_comparison_operator): Reject
22344 constant-constant comparison.
22346 2016-01-26 Tom de Vries <tom@codesourcery.com>
22348 PR tree-optimization/69110
22349 * tree-data-ref.c (initialize_data_dependence_relation): Handle
22350 DR_NUM_DIMENSIONS == 0.
22352 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22353 Sebastian Pop <s.pop@samsung.com>
22355 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
22356 isl_ast_op_cond and isl_ast_op_select.
22357 (gcc_expression_from_isl_expr_op): Same.
22359 2016-01-26 Jason Merrill <jason@redhat.com>
22362 * tree.c (recompute_constructor_flags): Split out from
22364 (verify_constructor_flags): New.
22365 * tree.h: Declare them.
22367 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
22369 PR rtl-optimization/69217
22370 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
22371 are no TYPE_FIELDS set for the record type.
22373 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22376 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
22377 toc_label_name unconditionally.
22378 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
22379 SYMBOL_REF string. Use toc_label_name instead of constructing
22381 (rs6000_elf_declare_function_name): Use toc_label_name instead of
22382 constructing LCTOC1.
22384 2016-01-26 Martin Sebor <msebor@redhat.com>
22387 * doc/extend.texi (Common Type Attributes): Move text that talks about
22388 attribute packed from attribute aligned to the section discussing
22389 the former attribute for clarity.
22391 2016-01-26 Richard Henderson <rth@redhat.com>
22393 PR middle-end/60908
22394 * trans-mem.c (tm_region_init): Mark entry block as visited.
22396 2016-01-26 David Malcolm <dmalcolm@redhat.com>
22399 * diagnostic-show-locus.c (layout::print_source_line): Replace
22400 call to pp_newline with call to layout::print_newline.
22401 (layout::print_annotation_line): Likewise.
22402 (layout::move_to_column): Likewise.
22403 (layout::print_any_fixits): After printing any fixits, print a
22404 trailing newline, if necessary.
22405 (layout::print_newline): New method, resetting any colorization
22407 (diagnostic_show_locus): Move the pp_newline to before the
22408 early bailout. Remove dummy block enclosing the layout instance.
22409 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
22410 of pp_newline_and_flush with pp_flush.
22411 (diagnostic_append_note): Delete use of pp_newline.
22412 (diagnostic_append_note_at_rich_loc): Delete.
22413 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
22414 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
22415 when newline characters are added to the buffer.
22417 2016-01-26 Michael Matz <matz@suse.de>
22419 * configure.ac (ac_cv_std_swap_in_utility): New test.
22420 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
22421 * configure: Regenerate.
22422 * config.in: Regenerate.
22424 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
22426 * config/arc/arc.md (cstoresi4): Force operand into register.
22427 (arcset<code>): Fix predicate.
22428 (arcsetltu): Likewise.
22429 (arcsetgeu): Likewise.
22430 (arcsethi): Likewise.
22431 (arcsetls): Likewise.
22433 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22435 PR tree-optimization/69483
22436 * gimple-fold.c (canonicalize_constructor_val): Return NULL
22437 if base has error_mark_node type.
22439 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
22442 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
22443 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
22445 (vget_lane_f16): Handle big-endian.
22446 (vgetq_lane_f16): Likewise.
22447 (vset_lane_f16): Likewise.
22448 (vsetq_lane_f16): Likewise.
22449 * config/arm/iterators.md (VQXMOV): Add V8HF.
22450 (VDQ): Add V4HF and V8HF.
22451 (V_reg): Handle V4HF and V8HF.
22452 (Is_float_mode): Likewise.
22453 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
22454 neon_vdup_nv8hf): New patterns.
22455 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
22456 Use VD_LANE iterator.
22457 (neon_vld1_dup<mode>): Use VQ2 iterator.
22459 2016-01-26 Nathan Sidwell <nathan@acm.org>
22461 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
22462 (set_oacc_fn_attrib): Add IS_KERNEL arg.
22463 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
22464 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
22465 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
22466 (oacc_validate_dims): Add LEVEL arg, don't return level.
22467 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
22468 oacc_validate_dims.
22469 (execute_oacc_device_lower): Adjust, add more dump output.
22470 * tree-ssa-loop.c (gate_oacc_kernels): Use
22471 oacc_fn_attrib_kernels_p.
22472 * tree-parloops.c (create_parallel_loop): Adjust
22473 set_oacc_fn_attrib call.
22475 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22478 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
22479 (append_compiler_options): Handle -fcilkplus.
22480 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
22482 2016-01-26 Nick Clifton <nickc@redhat.com>
22485 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
22486 been marked as DECL_ONE_ONLY but we do not the means to make it
22487 so, then do not allow it to bind locally.
22489 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22492 * opts.h (parse_sanitizer_options): New prototype.
22493 * opts.c (sanitizer_opts): New array.
22494 (parse_sanitizer_options): New function.
22495 (common_handle_option): Use parse_sanitizer_options.
22497 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
22500 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
22501 alignment adjustment to ...
22502 (ix86_update_stack_boundary): Here. Don't over-align stack for
22504 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
22505 if __tls_get_addr is called.
22507 2016-01-26 Christian Bruel <christian.bruel@st.com>
22509 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
22511 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
22513 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
22515 2016-01-26 Richard Biener <rguenther@suse.de>
22517 PR middle-end/69467
22518 * match.pd: Guard X * CST CMP 0 pattern with single_use.
22520 2016-01-26 Richard Biener <rguenther@suse.de>
22522 PR tree-optimization/69452
22523 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
22524 (move_computations_dom_walker::before_dom_children): Rename
22526 (move_computations_worker): This.
22527 (move_computations): Perform an RPO rather than a DOM walk.
22529 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22532 * combine.c (combine_instructions): For REG_EQUAL note with
22533 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
22534 to the underlying register.
22535 * doc/rtl.texi (REG_EQUAL): Document the behavior of
22536 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
22538 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
22541 * config/aarch64/aarch64-builtins.c
22542 (aarch64_init_simd_builtin_types): Do not set structural
22543 equality to __Poly{8,16,64,128}_t types.
22545 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
22547 PR tree-optimization/69400
22548 * wide-int.cc (wi_pack): Take the precision as argument and
22549 perform canonicalization here rather than in the callers.
22550 Use the main loop to handle all full-width HWIs. Add a
22551 zero HWI if in_len isn't a full result.
22552 (wi::divmod_internal): Update accordingly.
22553 (wi::mul_internal): Likewise. Simplify.
22555 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22556 Sebastian Pop <s.pop@samsung.com>
22558 * graphite-poly.c (apply_poly_transforms): Simplify.
22559 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
22560 (print_isl_map): Same.
22561 (print_isl_union_map): Same.
22562 (print_isl_schedule): New.
22563 (debug_isl_schedule): New.
22564 * graphite-dependences.c (scop_get_reads): Do not call
22565 isl_union_map_add_map that is undocumented isl functionality.
22566 (scop_get_must_writes): Same.
22567 (scop_get_may_writes): Same.
22568 (scop_get_original_schedule): Remove.
22569 (scop_get_dependences): Do not call isl_union_map_compute_flow that
22570 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
22571 (compute_deps): Remove.
22572 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
22573 (debug_schedule_ast): New.
22574 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
22575 set_separate_option.
22576 (graphite_regenerate_ast_isl): Add dump.
22577 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
22578 from scop->transformed_schedule.
22579 (graphite_regenerate_ast_isl): Add more dump.
22580 * graphite-optimize-isl.c (optimize_isl): Set
22581 scop->transformed_schedule. Check whether schedules are equal.
22582 (apply_poly_transforms): Move here.
22583 * graphite-poly.c (apply_poly_transforms): ... from here.
22584 (free_poly_bb): Static.
22585 (free_scop): Static.
22586 (pbb_number_of_iterations_at_time): Remove.
22587 (print_isl_ast): New.
22588 (debug_isl_ast): New.
22589 (debug_scop_pbb): New.
22590 * graphite-scop-detection.c (print_edge): Move.
22591 (print_sese): Move.
22592 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
22593 (build_scop_scattering): Remove.
22594 (create_pw_aff_from_tree): Assert instead of bailing out.
22595 (add_condition_to_pbb): Remove unused code, do not fail.
22596 (add_conditions_to_domain): Same.
22597 (add_conditions_to_constraints): Remove.
22598 (build_scop_context): New.
22599 (add_iter_domain_dimension): New.
22600 (build_iteration_domains): Initialize pbb->iterators.
22601 Call add_conditions_to_domain.
22604 (index_outermost_in_loop): New.
22605 (index_pbb_in_loop): New.
22606 (outermost_pbb_in): New.
22607 (add_in_sequence): New.
22608 (add_outer_projection): New.
22609 (outer_projection_mupa): New.
22610 (add_loop_schedule): New.
22611 (build_schedule_pbb): New.
22612 (build_schedule_loop): New.
22613 (embed_in_surrounding_loops): New.
22614 (build_schedule_loop_nest): New.
22615 (build_original_schedule): New.
22616 (build_poly_scop): Call build_original_schedule.
22617 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
22618 (free_poly_dr): Remove.
22619 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
22620 (free_poly_bb): Remove.
22621 (debug_loop_vec): Remove.
22622 (print_isl_ast): Declare.
22623 (debug_isl_ast): Declare.
22624 (scop_do_interchange): Remove.
22625 (scop_do_strip_mine): Remove.
22626 (scop_do_block): Remove.
22627 (flatten_all_loops): Remove.
22628 (optimize_isl): Remove.
22629 (pbb_number_of_iterations_at_time): Remove.
22630 (debug_scop_pbb): Declare.
22631 (print_schedule_ast): Declare.
22632 (debug_schedule_ast): Declare.
22633 (struct scop): Remove schedule. Add original_schedule,
22634 transformed_schedule.
22635 (free_gimple_poly_bb): Remove.
22636 (print_generated_program): Remove.
22637 (debug_generated_program): Remove.
22638 (unify_scattering_dimensions): Remove.
22639 * sese.c (print_edge): ... here.
22640 (print_sese): ... here.
22641 (debug_edge): ... here.
22642 (debug_sese): ... here.
22643 * sese.h (print_edge): Declare.
22644 (print_sese): Declare.
22645 (dump_edge): Declare.
22646 (dump_sese): Declare.
22648 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22649 Sebastian Pop <s.pop@samsung.com>
22651 * Makefile.in: Set ISLVER in site.exp.
22653 2016-01-25 Jakub Jelinek <jakub@redhat.com>
22655 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
22656 DECL_VALUE_EXPR of new_var even for the non-array case. Look
22657 through DECL_VALUE_EXPR for expansion.
22659 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22661 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
22662 the frame info after reload completed.
22664 2016-01-25 Jeff Law <law@redhat.com>
22666 PR tree-optimization/69196
22667 PR tree-optimization/68398
22668 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
22669 tree-ssa-threadupdate.c.
22670 (determine_bb_domination_status): Prototype
22671 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
22672 (determine_bb_domination_status): No longer static.
22673 (valid_jump_thread_path): Remove code to detect characteristics
22674 of the jump thread path not associated with correctness.
22675 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
22676 Correct test for thread path length. Count PHIs for real operands as
22677 statements that need to be copied. Do not count ASSERT_EXPRs.
22678 Look at all the blocks in the thread path. Compute and selectively
22679 filter thread paths based on threading through the latch, threading
22680 a multiway branch or crossing a multiway branch.
22682 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22684 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
22685 decl with __attribute__ ((unused)) annotation.
22687 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
22690 * tree-vect-stmts.c (vectorizable_condition): Check vectype
22691 of operands is compatible with a statement vectype.
22693 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
22695 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
22696 improve wording for mixed storage order support.
22698 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
22700 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
22701 (vcvt_u64_f64): Likewise.
22702 (vcvta_s64_f64): Likewise.
22703 (vcvta_u64_f64): Likewise.
22704 (vcvtm_s64_f64): Likewise.
22705 (vcvtm_u64_f64): Likewise.
22706 (vcvtn_s64_f64): Likewise.
22707 (vcvtn_u64_f64): Likewise.
22708 (vcvtp_s64_f64): Likewise.
22709 (vcvtp_u64_f64): Likewise.
22711 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
22713 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
22714 (arc_init): Check validity mll64 option.
22715 (arc_save_restore): Use double load/store instruction.
22716 (arc_expand_movmem): Likewise.
22717 (arc_split_move): Don't split if we have double load/store
22718 instructions. Returns a boolean.
22719 (arc_process_double_reg_moves): Change function to return boolean
22720 instead of a sequence of instructions.
22721 (arc_dwarf_register_span): New function.
22722 * config/arc/arc-protos.h (arc_split_move): Change prototype.
22723 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
22724 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
22725 (*movdf_insn): Likewise.
22726 * config/arc/arc.opt (mll64): New option.
22727 * config/arc/predicates.md (even_register_operand): New predicate.
22728 * doc/invoke.texi (ARC Options): Add mll64 documentation.
22730 2016-01-25 Richard Biener <rguenther@suse.de>
22733 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
22734 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
22736 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
22738 2016-01-25 Richard Biener <rguenther@suse.de>
22740 PR tree-optimization/69376
22741 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
22743 (VN_INFO_ANTI_RANGE_P): New inline.
22744 (VN_INFO_RANGE_TYPE): Likewise.
22745 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
22746 SSA_NAME_ANTI_RANGE_P.
22747 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
22748 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
22749 Properly query VN_INFO_RANGE_TYPE.
22751 2016-01-25 Nick Clifton <nickc@redhat.com>
22754 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
22756 2016-01-23 Tom de Vries <tom@codesourcery.com>
22758 PR tree-optimization/69426
22759 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
22762 2016-01-23 Jakub Jelinek <jakub@redhat.com>
22764 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
22765 "the the" with "the" in the comments.
22766 * ipa-devirt.c (build_type_inheritance_graph,
22767 update_type_inheritance_graph): Likewise.
22768 * tree.c (build_function_type_list_1): Likewise.
22769 * cfgloopmanip.c (scale_loop_profile): Likewise.
22770 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
22771 * gimple-ssa-split-paths.c
22772 (find_block_to_duplicate_for_splitting_paths): Likewise.
22773 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
22774 * expr.c (convert_move): Likewise.
22775 * var-tracking.c (vt_stack_adjustments): Likewise.
22776 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
22777 * tree-vrp.c (test_for_singularity): Likewise.
22779 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
22780 directly instead of building a temporary tree.
22783 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
22784 remove <algorithm> include.
22786 2016-01-22 Jakub Jelinek <jakub@redhat.com>
22789 * config/i386/i386.c: Include dojump.h.
22790 (expand_small_movmem_or_setmem,
22791 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
22793 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
22794 if dynamic_check != -1.
22796 2016-01-21 Jeff Law <law@redhat.com>
22798 PR middle-end/69347
22799 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
22800 record_temporary_equivalences. Rewritten to avoid unnecessary calls
22801 into dominated_by_p.
22802 (cprop_into_successor_phis): Avoid unnecessary tests.
22804 2016-01-22 Richard Henderson <rth@redhat.com>
22807 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
22808 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
22810 2016-01-22 Michael Matz <matz@suse.de>
22812 * system.h (string, algorithm): Include only conditionally.
22813 (new): Include always under C++.
22814 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
22815 * final.c (toplevel): Ditto.
22816 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
22817 * genconditions.c (write_header): Make gencondmd.c define
22819 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
22821 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
22822 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
22824 2016-01-22 Christian Bruel <christian.bruel@st.com>
22827 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
22829 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22832 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
22833 define_insn_and_split. Ensure operands[1] and operands[0] do not
22834 get assigned the same register.
22836 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
22838 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
22840 2016-01-22 Christian Bruel <christian.bruel@st.com>
22842 * config/arm/arm-c.c (arm_pragma_target_parse):
22843 Remove warn_builtin_macro_redefined overwrite.
22845 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
22847 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
22848 flag_non_call_exceptions compatibility.
22850 2016-01-22 Jakub Jelinek <jakub@redhat.com>
22853 * dwarf2out.c (add_child_die_after): New function.
22854 (dwarf_qual_info_t): New type.
22855 (dwarf_qual_info): New variable.
22856 (qualified_die_p): New function.
22857 (modified_type_die): For -fdebug-types-section, ensure
22858 canonical order of qualifiers. Put qualified DIEs adjacent
22859 to the corresponding non-qualified type DIE and search there
22860 for existing qualified DIEs.
22862 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
22864 * doc/extend.texi (scalar_storage_order type attribute): Document
22865 restriction on type punning and aliasing, and remove future tense.
22867 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
22870 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
22873 2016-01-21 Jeff Law <law@redhat.com>
22875 PR middle-end/69347
22876 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
22877 useless call to record_temporary_equivalences.
22878 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
22879 allocate 10 slots in the bb_path vector and let it grow as needed.
22880 (fsm_find_control_statement_thread_paths): Similarly for the next_path
22883 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
22885 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
22887 * configure: Regenerate.
22889 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
22891 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
22892 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
22894 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
22896 PR middle-end/66178
22897 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
22898 drop EXPAND_INITIALIZER.
22899 * rtl.h (contains_symbolic_reference_p): Declare.
22900 * rtlanal.c (contains_symbolic_reference_p): New function.
22901 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
22902 a subtraction into a NOT if symbolic constants are involved.
22904 2016-01-21 Anton Blanchard <anton@samba.org>
22905 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22908 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
22910 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
22913 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
22915 * config/microblaze/microblaze.c
22916 (get_branch_target): New.
22917 (insert_wic_for_ilb_runout): New.
22919 (microblaze_machine_dependent_reorg): New.
22920 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
22921 * config/microblaze/microblaze.md
22922 (UNSPEC_IPREFETCH): Define.
22923 (iprefetch): New pattern
22924 * config/microblaze/microblaze.opt
22925 (mxl-prefetch): New flag.
22927 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
22929 * config/microblaze/microblaze.h
22930 (FIXED_REGISTERS): Update in macro.
22931 (CALL_USED_REGISTERS): Update in macro.
22933 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
22935 PR rtl-optimization/68920
22936 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
22939 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
22941 PR rtl-optimization/68990
22942 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
22943 pseudo instead of inheritance ones.
22945 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
22946 Nick Clifton <nickc@redhat.com>
22950 * config/mips/mips.c (mips_compute_frame_info): Initialise
22951 args_size and hard_frame_pointer_offset fields of the frame
22952 structure before calling mips_global_pointer.
22954 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
22956 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
22958 * configure: Regenerate.
22960 2016-01-21 Richard Biener <rguenther@suse.de>
22962 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
22964 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
22966 * config/s390/s390.c (s390_asm_declare_function_size): Add code
22967 to actually emit the .size directive.
22969 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
22970 Jakub Jelinek <jakub@redhat.com>
22974 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
22975 args array size by one to avoid buffer overflow.
22977 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
22979 * config/s390/s390.md (pool_section_start): Use switch_to_section
22980 to select proper read-only data section instead of hardcoding
22982 (pool_section_end): Use switch_to_section to match the above.
22984 2016-01-21 Richard Biener <rguenther@suse.de>
22986 PR tree-optimization/69378
22987 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
22988 (set_ssa_val_to): Use it for dominance checks taking into
22989 account not executable edges.
22991 2016-01-21 Jakub Jelinek <jakub@redhat.com>
22994 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
22995 for bitsize instead of GET_MODE_PRECISION (mode).
22997 2016-01-20 Martin Sebor <msebor@redhat.com>
23000 * extend.texi (__sync Builtins): Clarify the semantics of
23001 __sync_fetch_and_OP built-ins on pointers.
23002 (__atomic Builtins): Same.
23004 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23005 Sebastian Pop <s.pop@samsung.com>
23007 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
23008 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
23009 (is_valid_rename): Same.
23010 (translate_isl_ast_to_gimple::get_rename): Same.
23011 (translate_isl_ast_to_gimple::rename_all_uses): Same.
23012 (translate_isl_ast_to_gimple::rename_uses): Same.
23013 (get_new_name): Check for close_phi nodes.
23014 (copy_loop_phi_args): Use phi_node_kind.
23015 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
23016 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
23018 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23019 Sebastian Pop <s.pop@samsung.com>
23021 Revert commit r229783.
23022 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
23023 Remove use of parameter_rename_map.
23024 (copy_def): Remove.
23025 (copy_internal_parameters): Remove.
23026 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
23027 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
23028 (free_sese_info): Do not free parameter_rename_map.
23029 (set_rename): Do not use parameter_rename_map.
23030 (rename_uses): Update call to set_rename.
23031 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
23032 * sese.h (parameter_rename_map_t): Remove.
23033 (struct sese_info_t): Remove field parameter_rename_map.
23035 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23036 Sebastian Pop <s.pop@samsung.com>
23038 * graphite-isl-ast-to-gimple.c: Fix comment.
23039 * graphite-scop-detection.c (defined_in_loop_p): New.
23040 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
23041 names defined in loop.
23043 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23044 Sebastian Pop <s.pop@samsung.com>
23046 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
23047 Discard unstructured if-then-else regions.
23049 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23050 Sebastian Pop <s.pop@samsung.com>
23052 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
23053 (cleanup_loop_iter_dom): Remove.
23054 (build_loop_iteration_domains): Remove.
23055 (build_scop_context): Remove.
23056 (build_scop_iteration_domain): Remove.
23057 (add_loop_constraints): New.
23058 (build_iteration_domains): New.
23059 (build_poly_scop): Call build_iteration_domains.
23061 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23062 Sebastian Pop <s.pop@samsung.com>
23064 * graphite-scop-detection.c
23065 (scop_detection::harmful_loop_in_region): Free dom and loops.
23066 (scop_detection::loop_body_is_valid_scop): Free bbs.
23068 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23069 Sebastian Pop <s.pop@samsung.com>
23071 * graphite-scop-detection.c (record_loop_in_sese): New.
23072 (gather_bbs::before_dom_children): Call record_loop_in_sese.
23073 (build_scops): Remove call to build_sese_loop_nests.
23074 * sese.c (sese_record_loop): Remove.
23075 (build_sese_loop_nests): Remove.
23076 (new_sese_info): Remove region->loops.
23077 (free_sese_info): Same.
23078 * sese.h (sese_contains_loop): Same.
23079 (build_sese_loop_nests): Remove.
23080 (sese_contains_loop): Remove.
23082 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23083 Sebastian Pop <s.pop@samsung.com>
23085 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
23086 loop_is_valid_in_scop.
23087 (scop_detection::harmful_stmt_in_region): Renamed
23088 harmful_loop_in_region.
23089 Call loop_is_valid_in_scop.
23091 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23092 Sebastian Pop <s.pop@samsung.com>
23094 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
23097 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23098 Sebastian Pop <s.pop@samsung.com>
23100 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
23101 * graphite.h (struct poly_bb): Remove field is_reduction.
23102 (PBB_IS_REDUCTION): Remove.
23104 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23105 Sebastian Pop <s.pop@samsung.com>
23107 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
23108 (add_pdr_constraints): Same.
23109 (scop_get_reads): Same.
23110 (scop_get_must_writes): Same.
23111 (scop_get_may_writes): Same.
23112 (scop_get_original_schedule): Same.
23113 (extend_schedule): Same.
23114 (apply_schedule_on_deps): Same.
23115 (carries_deps): Same.
23116 (compute_deps): Same.
23117 (scop_get_dependences): Same.
23118 * graphite-isl-ast-to-gimple.c
23119 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
23120 * graphite-optimize-isl.c (get_schedule_for_band): Same.
23121 (get_schedule_for_band_list): Same.
23122 (get_schedule_map): Same.
23123 (apply_schedule_map_to_scop): Same.
23124 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
23125 (build_loop_iteration_domains): Same.
23126 (add_condition_to_pbb): Same.
23127 (add_param_constraints): Same.
23128 (pdr_add_memory_accesses): Same.
23129 (pdr_add_data_dimensions): Same.
23131 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23133 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
23136 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23138 * common.opt (feliminate-dwarf2-dups): Replace references to
23139 "DWARF 2" with just "DWARF".
23140 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
23141 * doc/extend.texi: Likewise.
23142 * doc/cpp.texi: Likewise.
23143 * doc/invoke.texi: Likewise.
23144 (Option Summary): Add -gdwarf to list of Debugging Options.
23145 (Debugging Options): Document -gdwarf.
23146 * doc/contrib.texi: Spell "DWARF" like that.
23148 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23150 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
23151 warning. Fix up formatting.
23153 PR middle-end/67653
23154 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
23155 attempt to mark memory input operand addressable and
23156 call prepare_gimple_addressable in that case. Don't adjust
23157 input_location for diagnostics, use error_at instead.
23159 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
23161 * config/rs6000/ppc-auxv.h: New file.
23162 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
23163 (cpu_is): Likewise.
23164 (cpu_supports): Likewise.
23165 * config/rs6000/rs6000.c: include "ppc-auxv.h".
23166 (cpu_is_info): New variable.
23167 (cpu_supports_info): Likewise.
23168 (tcb_verification_symbol): Likewise.
23169 (cpu_builtin_p): Likewise.
23170 (cpu_expand_builtin): New function.
23171 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
23172 (rs6000_init_builtins): Likewise.
23173 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
23174 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
23175 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
23176 * configure: Regenerate.
23177 * config.in: Likewise.
23178 * doc/extend.texi (PowerPC Built-in Functions): Document
23179 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
23181 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
23184 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
23186 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
23189 2016-01-20 Richard Henderson <rth@redhat.com>
23195 * tree.c (tm_define_builtin): New.
23196 (find_tm_vector_type): New.
23197 (build_tm_vector_builtins): New.
23198 (build_common_builtin_nodes): Call it.
23200 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
23202 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
23203 (arm_fp_ok): Likewise.
23204 (arm_fp): Likewise.
23205 (arm_crypto): Likewise.
23207 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
23208 Richard Biener <rguenther@suse.de>
23210 PR tree-optimization/69328
23211 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
23212 vectors have same number of elements.
23213 (vectorizable_condition): Fix masked version recognition.
23215 2016-01-20 Richard Biener <rguenther@suse.de>
23217 PR tree-optimization/69345
23218 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
23219 (VN_INFO_PTR_INFO): Likewise.
23220 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
23221 info when it is equal between non-dominating SSA names.
23222 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
23223 Make sure to look at original SSA infos.
23225 2016-01-20 Jeff Law <law@redhat.com>
23228 * config/m68k/predicates.md (pow2_m1_operand): New predicate
23230 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
23231 (pc_or_label_operand): New predicate.
23232 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
23233 tests for small integers that are 2^n - 1.
23235 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
23237 * doc/invoke.texi (Options Summary): Add '.' after @xref.
23239 2016-01-19 Jeff Law <law@redhat.com>
23241 PR middle-end/69347
23242 * tree-ssa-threadbackwards.c
23243 (fsm_find_control_statement_thread_paths): Do not try to lookup
23244 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
23246 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
23248 * doc/lto.texi: Remove text that says only Gold has linker plugin
23251 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
23253 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
23254 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
23255 the DIE accordingly.
23256 (modified_type_die): Add REVERSE parameter and pass it recursively,
23257 as well as to base_type_die. Adjust presence check accordingly.
23258 (base_type_for_mode): Adjust call to modified_type_die.
23259 (add_type_attribute): Add REVERSE parameter and pass it to
23261 (generic_parameter_die): Adjust call to add_type_attribute.
23262 (add_scalar_info): Likewise.
23263 (add_subscript_info): Likewise.
23264 (gen_array_type_die): Likewise.
23265 (gen_descr_array_type_die): Likewise.
23266 (gen_entry_point_die): Likewise.
23267 (gen_enumeration_type_die): Likewise.
23268 (gen_formal_parameter_die): Likewise.
23269 (gen_subprogram_die): Likewise.
23270 (gen_variable_die ): Likewise.
23271 (gen_const_die): Likewise.
23272 (gen_field_die): Likewise.
23273 (gen_pointer_type_die): Likewise.
23274 (gen_reference_type_die): Likewise.
23275 (gen_ptr_to_mbr_type_die): Likewise.
23276 (gen_inheritance_die): Likewise.
23277 (gen_subroutine_type_die): Likewise.
23278 (gen_typedef_die): Likewise.
23279 (force_type_die): Adjust call to modified_type_die.
23281 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
23283 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
23284 flow throughout the file. Fix broken link to Objective-C 2.0
23286 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
23289 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23291 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
23293 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23296 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
23297 (maybe_record_node): Record cxa_pure_virtual as the only possible
23298 target if there are not ohter candidates.
23299 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
23301 2016-01-19 Richard Biener <rguenther@suse.de>
23303 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
23304 (get_memory_order): Likewise.
23306 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
23308 * tree-vect-stmts.c (vectorizable_store): Check
23311 2016-01-19 David Malcolm <dmalcolm@redhat.com>
23314 * gcc.c (driver::decode_argv): Add call to
23315 init_opts_obstack before init_options_struct.
23316 * opts.c (init_opts_obstack): Remove idempotency.
23317 (init_options_struct): Replace call to init_opts_obstack
23318 with a gcc_assert to verify that it has already been called.
23319 * toplev.c (toplev::main): Add call to init_opts_obstack before
23320 calls to init_options_struct.
23321 (toplev::finalize): Move cleanup of opts_obstack next to
23322 cleanup of save_decoded_options, clearing the latter, and
23323 save_decoded_options_count.
23325 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23328 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
23329 attribute to unconditional. Remove %? from output template.
23331 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23332 Jiong Wang <jiong.wang@arm.com>
23334 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
23335 generated from different expand order.
23337 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23339 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23340 Add support for CCMP costing.
23342 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23344 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
23345 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
23346 (fccmpe<mode>): Likewise.
23347 (fcmp): Rename to fcmp and globalize pattern.
23349 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
23350 (aarch64_gen_ccmp_next): Add FP support.
23352 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23354 * target.def (gen_ccmp_first): Update documentation.
23355 (gen_ccmp_next): Likewise.
23356 * doc/tm.texi (gen_ccmp_first): Update documentation.
23357 (gen_ccmp_next): Likewise.
23358 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
23359 expand_ccmp_expr_1. Improve comments.
23360 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
23361 (ccmp_ior<mode>): Remove pattern.
23362 (cmp<mode>): Remove expand.
23363 (cmp): Globalize pattern.
23364 (cstorecc4): Use cc_register.
23365 (mov<mode>cc): Remove ccmp_cc_register check.
23366 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
23367 Simplify after removal of CC_DNE/* modes.
23368 (aarch64_ccmp_mode_to_code): Remove.
23369 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
23370 In 'k' case use integer as condition.
23371 (aarch64_nzcv_codes): Remove inverted cases.
23372 (aarch64_code_to_ccmode): Remove.
23373 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
23374 comparison with CC register to be used in folowing CCMP/branch/CSEL.
23375 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
23376 pattern. Return the comparison with CC register. Invert conditions
23377 when bitcode is OR.
23378 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
23379 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
23381 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23383 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23384 instrumented_version.
23386 2016-01-19 Richard Biener <rguenther@suse.de>
23388 PR tree-optimization/69336
23389 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
23390 handled components with get_ref_base_and_extent.
23391 (equal_mem_array_ref_p): Adjust.
23393 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23396 * shrink-wrap.c: Include valtrack.h.
23397 (move_insn_for_shrink_wrap): Add DEBUG argument. If
23398 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
23399 in between insn and where it will be moved to. Call
23400 dead_debug_insert_temp.
23401 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
23402 first and dead_debug_local_finish at the end.
23403 For uses and defs bitmap, handle all regs in between REGNO and
23404 END_REGNO, not just the first one.
23406 2016-01-19 Richard Biener <rguenther@suse.de>
23408 PR tree-optimization/69352
23409 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
23410 (equal_mem_array_ref_p): Constrain size and max size properly.
23411 Compare the reverse flag.
23413 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
23415 * ira.c (ira): Update regstat data if we deleted insns.
23417 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23419 PR rtl-optimization/68955
23420 PR rtl-optimization/64557
23421 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
23422 here. Fix up formatting.
23423 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
23425 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23428 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
23429 assume that the node has body.
23430 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
23433 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23435 * lto-streamer-out.c (lto_output): Do not stream instrumentation
23438 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23440 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
23441 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
23443 2016-01-19 Martin Jambor <mjambor@suse.cz>
23444 Martin Liska <mliska@suse.cz>
23445 Michael Matz <matz@suse.de>
23447 * Makefile.in (OBJS): Add new source files.
23448 (GTFILES): Add hsa.c.
23449 * common.opt (disable_hsa): New variable.
23450 (-Whsa): New warning.
23451 * config.in (ENABLE_HSA): New.
23452 * configure.ac: Treat hsa differently from other accelerators.
23453 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
23454 $enable_offloading.
23455 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
23456 * doc/install.texi (Configuration): Document --with-hsa-runtime,
23457 --with-hsa-runtime-include, --with-hsa-runtime-lib and
23458 --with-hsa-kmt-lib.
23459 * doc/invoke.texi (-Whsa): Document.
23460 (hsa-gen-debug-stores): Likewise.
23461 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
23462 to invoke offload compiler for hsa acclerator.
23463 * opts.c (common_handle_option): Determine whether HSA offloading
23464 should be performed.
23465 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
23466 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
23467 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
23468 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
23469 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
23470 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
23471 GF_OMP_FOR_KIND_GRID_LOOP.
23472 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
23473 (pp_gimple_stmt_1): Likewise.
23474 * gimple-walk.c (walk_gimple_stmt): Likewise.
23475 * gimple.c (gimple_build_omp_grid_body): New function.
23476 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
23477 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
23478 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
23479 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
23480 GF_OMP_TEAMS_GRID_PHONY.
23481 (gimple_statement_omp_single_layout): Updated comments.
23482 (gimple_build_omp_grid_body): New function.
23483 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
23484 (gimple_omp_for_grid_phony): New function.
23485 (gimple_omp_for_set_grid_phony): Likewise.
23486 (gimple_omp_parallel_grid_phony): Likewise.
23487 (gimple_omp_parallel_set_grid_phony): Likewise.
23488 (gimple_omp_teams_grid_phony): Likewise.
23489 (gimple_omp_teams_set_grid_phony): Likewise.
23490 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
23491 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
23492 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
23493 (BUILT_IN_GOMP_TARGET): Updated type.
23494 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
23495 (adjust_for_condition): New function.
23496 (get_omp_for_step_from_incr): Likewise.
23497 (extract_omp_for_data): Moved parts to adjust_for_condition and
23498 get_omp_for_step_from_incr.
23499 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
23500 (fixup_child_record_type): Bail out if receiver_decl is NULL.
23501 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
23502 (scan_omp_parallel): Do not create child functions for phony
23504 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
23505 (scan_omp_1_op): Checking assert we are not remapping to
23506 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
23507 (parallel_needs_hsa_kernel_p): New function.
23508 (expand_parallel_call): Register apprpriate parallel child
23509 functions as HSA kernels.
23510 (grid_launch_attributes_trees): New type.
23511 (grid_attr_trees): New variable.
23512 (grid_create_kernel_launch_attr_types): New function.
23513 (grid_insert_store_range_dim): Likewise.
23514 (grid_get_kernel_launch_attributes): Likewise.
23515 (get_target_argument_identifier_1): Likewise.
23516 (get_target_argument_identifier): Likewise.
23517 (get_target_argument_value): Likewise.
23518 (push_target_argument_according_to_value): Likewise.
23519 (get_target_arguments): Likewise.
23520 (expand_omp_target): Call get_target_arguments instead of looking
23521 up for teams and thread limit.
23522 (grid_expand_omp_for_loop): New function.
23523 (grid_arg_decl_map): New type.
23524 (grid_remap_kernel_arg_accesses): New function.
23525 (grid_expand_target_kernel_body): New function.
23526 (expand_omp): Call it.
23527 (lower_omp_for): Do not emit phony constructs.
23528 (lower_omp_taskreg): Do not emit phony constructs but create for them
23529 a temporary variable receiver_decl.
23530 (lower_omp_taskreg): Do not emit phony constructs.
23531 (lower_omp_teams): Likewise.
23532 (lower_omp_grid_body): New function.
23533 (lower_omp_1): Call it.
23534 (grid_reg_assignment_to_local_var_p): New function.
23535 (grid_seq_only_contains_local_assignments): Likewise.
23536 (grid_find_single_omp_among_assignments_1): Likewise.
23537 (grid_find_single_omp_among_assignments): Likewise.
23538 (grid_find_ungridifiable_statement): Likewise.
23539 (grid_target_follows_gridifiable_pattern): Likewise.
23540 (grid_remap_prebody_decls): Likewise.
23541 (grid_copy_leading_local_assignments): Likewise.
23542 (grid_process_kernel_body_copy): Likewise.
23543 (grid_attempt_target_gridification): Likewise.
23544 (grid_gridify_all_targets_stmt): Likewise.
23545 (grid_gridify_all_targets): Likewise.
23546 (execute_lower_omp): Call grid_gridify_all_targets.
23547 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
23548 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
23549 (tree_omp_clause): Added union field dimension.
23550 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
23551 * tree.c (omp_clause_num_ops): Added number of arguments of
23552 OMP_CLAUSE__GRIDDIM_.
23553 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
23554 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
23555 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
23556 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
23557 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
23558 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
23559 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
23560 * tree-pass.h (make_pass_gen_hsail): Declare.
23561 (make_pass_ipa_hsa): Likewise.
23562 * ipa-hsa.c: New file.
23563 * lto-section-in.c (lto_section_name): Add hsa section name.
23564 * lto-streamer.h (lto_section_type): Add hsa section.
23565 * timevar.def (TV_IPA_HSA): New.
23566 * hsa-brig-format.h: New file.
23567 * hsa-brig.c: New file.
23568 * hsa-dump.c: Likewise.
23569 * hsa-gen.c: Likewise.
23572 * toplev.c (compile_file): Call hsa_output_brig.
23573 * hsa-regalloc.c: New file.
23575 2016-01-18 Jeff Law <law@redhat.com>
23577 PR tree-optimization/69320
23578 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
23579 ranged object, do nothing if the RHS constant is not [0..1].
23580 (optimize_stmt): Comparing a boolean ranged object against a
23581 constant outside [0..1] results in a compile-time constant.
23583 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
23586 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
23588 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23589 (Option Summary): Update to reflect new section and moved options.
23590 (C++ Dialect Options): Move -fstats to new section.
23591 (Debugging Options): Move all dump, statistics, and other GCC
23592 developer options to new section. Rewrite section introduction
23593 and re-order remaining options to put the more basic ones first.
23594 (Optimization Options): Move -fira-verbose and -flto-report* to
23596 (Developer Options): New section incorporating moved options.
23597 * doc/cppopts.texi (-dM): Update cross-reference.
23599 2016-01-18 Richard Henderson <rth@redhat.com>
23602 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
23603 operands to pseudo only if CSE is expected. Split long immediate
23604 operands only after reload, and for the stack pointer.
23605 (*add<GPI>3_pluslong): Remove.
23606 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
23607 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
23608 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
23609 (*add<GPI>3 peepholes): New.
23610 (*add<GPI>3 splitters): New.
23611 * config/aarch64/constraints.md (Upl): New.
23612 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
23614 2016-01-18 Richard Biener <rguenther@suse.de>
23616 PR tree-optimization/69297
23617 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
23619 (vect_bb_vectorization_profitable_p): Clear visited flag again.
23621 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
23623 PR middle-end/68542
23624 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
23625 of mixind vector and scalar types.
23626 (fold_relational_const): Add handling of vector
23627 comparison with boolean result.
23628 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
23629 comparison of vector operands with boolean result for EQ/NE only.
23630 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
23631 (verify_gimple_cond): Likewise.
23632 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
23635 2016-01-18 Joseph Myers <joseph@codesourcery.com>
23637 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
23640 2016-01-18 Richard Biener <rguenther@suse.de>
23642 PR middle-end/69308
23643 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
23645 2016-01-18 Tom de Vries <tom@codesourcery.com>
23647 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
23649 2016-01-18 Tom de Vries <tom@codesourcery.com>
23651 * omp-low.c (set_oacc_fn_attrib): Make extern.
23652 * omp-low.h (set_oacc_fn_attrib): Declare.
23653 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
23654 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
23655 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
23656 Add and handle function parameter oacc_kernels_p.
23657 (find_reduc_addr, get_omp_data_i_param): New function.
23658 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
23659 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
23660 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
23661 Calculate dominance info. Skip loops that are not in a kernels region
23662 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
23663 (pass_parallelize_loops::execute): Call parallelize_loops with
23664 oacc_kernels_p argument.
23665 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
23666 New member function.
23667 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
23668 * passes.def: Add argument to pass_parallelize_loops instantation.
23670 2016-01-18 Tom de Vries <tom@codesourcery.com>
23672 * tree-parloops.c (pass_parallelize_loops::execute): Allow
23673 pass_parallelize_loops to be run outside the loop pipeline.
23675 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23677 * tree-scalar-evolution.c (follow_copies_to_constant): New.
23678 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
23680 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23683 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
23684 using get_ref_base_and_extent.
23685 (equal_mem_array_ref_p): New.
23686 (hashable_expr_equal_p): Add call to previous.
23688 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23691 * tree-sra.c (disqualified_constants, constant_decl_p): New.
23692 (sra_initialize): Allocate disqualified_constants.
23693 (sra_deinitialize): Free disqualified_constants.
23694 (disqualify_candidate): Update disqualified_constants when appropriate.
23695 (create_access): Scan for constant-pool entries as we go along.
23696 (scalarizable_type_p): Add check against type_contains_placeholder_p.
23697 (maybe_add_sra_candidate): Allow constant-pool entries.
23698 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
23699 (initialize_constant_pool_replacements): New.
23700 (sra_modify_assign): Avoid mangling assignments created by previous,
23701 and don't generate writes into constant pool.
23702 (sra_modify_function_body): Call initialize_constant_pool_replacements.
23704 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
23706 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
23707 andnot instruction.
23708 (scalar_chain::convert_op): Likewise.
23709 * config/i386/i386.md (*andndi3_doubleword): New.
23711 2016-01-18 Richard Biener <rguenther@suse.de>
23713 PR tree-optimization/69170
23714 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
23715 building a vector from scalar results of a pattern stmt.
23717 2016-01-18 Jakub Jelinek <jakub@redhat.com>
23719 * haifa-sched.c (autopref_multipass_init): Work around
23720 -Wmaybe-uninitialized warning.
23722 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
23724 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
23725 against the constant 0.
23727 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23729 PR tree-optimization/68799
23730 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
23731 look up phi candidates in the statement-candidate map.
23732 (phi_add_costs): Likewise.
23733 (record_phi_increments): Likewise.
23734 (phi_incr_cost): Likewise.
23735 (ncd_with_phi): Likewise.
23736 (all_phi_incrs_profitable): Likewise.
23738 2016-01-17 Jakub Jelinek <jakub@redhat.com>
23740 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
23741 -Wmaybe-uninitialized warning.
23743 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
23745 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23746 (Option Summary): Update to reflect new section and moved options.
23747 (C++ Dialect Options): Move -fvtable-verify and related options.
23748 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
23749 and profiling-related options.
23750 (Optimization Options): Move profile generation options and
23751 -fstack-protector and related options.
23752 (Instrumentation Options): New section incorporating moved options.
23753 (Code Generation Options): Move -finstrument-functions and
23754 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
23756 2016-01-16 Tom de Vries <tom@codesourcery.com>
23758 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
23760 2016-01-16 Tom de Vries <tom@codesourcery.com>
23762 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
23764 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
23766 * hash-table.h (hash_table::empty): Turn into an inline wrapper
23767 that checks whether the table is already empty. Rename the
23768 original implementation to...
23769 (hash_table::empty_slot): ...this new private function.
23771 2016-01-15 David Malcolm <dmalcolm@redhat.com>
23773 PR diagnostic/68899
23774 * diagnostic-show-locus.c (layout::print_source_line): Move x
23775 offset of line until after call to
23776 get_line_width_without_trailing_whitespace.
23778 2016-01-15 Jeff Law <law@redhat.com>
23780 PR tree-optimization/69270
23781 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
23782 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
23783 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
23784 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
23785 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23786 ssa_name_has_boolean_range and constant_boolean_node.
23788 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
23790 PR rtl-optimization/69030
23791 * lra-spills.c (remove_pseudos): Check nrefs and make the function
23793 (spill_pseudos): Delete debug insn for dead pseudo.
23794 (lra_spill): Initiate spill_hard_reg and slots memory separately.
23796 2016-01-15 Jiong Wang <jiong.wang@arm.com>
23798 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
23800 (TYPES_UNOPUS): Likewise.
23801 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
23802 builtin type, from UNOP to UNOPUS.
23803 (lbtruncuv4sf): Likewise.
23804 (lbtruncuv2df): Likewise.
23805 (lrounduv2sf): Likewise.
23806 (lrounduv4sf): Likewise.
23807 (lrounduv2df): Likewise.
23808 (lroundusf): Likewise.
23809 (lroundusf): Likewise.
23810 (lceiluv2sf): Likewise.
23811 (lceiluv4sf): Likewise.
23812 (lceiluv2df): Likewise.
23813 (lceilusf): Likewise.
23814 (lceiludf): Likewise.
23815 (lflooruv2sf): Likewise.
23816 (lflooruv4sf): Likewise.
23817 (lflooruv2df): Likewise.
23818 (lfloorusf): Likewise.
23819 (lfloorudf): Likewise.
23820 (lfrintnuv2sf): Likewise.
23821 (lfrintnuv4sf): Likewise.
23822 (lfrintnuv2df): Likewise.
23823 (lfrintnusf): Likewise.
23824 (lfrintnudf): Likewise.
23825 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
23827 (vcvtq_u32_f32): Likewise.
23828 (vcvtq_u64_f64): Likewise.
23829 (vcvta_u32_f32): Likewise.
23830 (vcvtaq_u32_f32): Likewise.
23831 (vcvtaq_u64_f64): Likewise.
23832 (vcvtm_u32_f32): Likewise.
23833 (vcvtmq_u32_f32): Likewise.
23834 (vcvtmq_u64_f64): Likewise.
23835 (vcvtn_u32_f32): Likwise.
23836 (vcvtnq_u32_f32): Likewise.
23837 (vcvtnq_u64_f64): Likewise.
23838 (vcvtp_u32_f32): Likewise.
23839 (vcvtpq_u32_f32): Likewise.
23840 (vcvtpq_u64_f64): Likewise.
23841 (vcvtmd_u64_f64): Likewise.
23842 (vcvtms_u32_f32): Likewise.
23843 (vcvtad_u64_f64): Likewise.
23844 (vcvtas_u32_f32): Likewise.
23845 (vcvtnd_u64_f64): Likewise.
23846 (vcvtns_u32_f32): Likewise.
23847 (vcvtpd_u64_f64): Likewise.
23848 (vcvtps_u32_f32): Likewise.
23850 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23852 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
23853 CSEL of zero_extended registers.
23855 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23857 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
23858 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
23860 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23862 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
23863 false when argument string is not found in the attributes table
23866 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
23869 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
23870 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
23871 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
23872 precision estimate.
23874 2016-01-15 Richard Biener <rguenther@suse.de>
23876 PR tree-optimization/66856
23877 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
23878 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
23879 (vect_create_new_slp_node): Increment stmt reference count.
23880 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
23881 an SLP tree before swapping operands.
23882 (vect_build_slp_tree): Likewise.
23883 (destroy_bb_vec_info): Free stmt info after SLP instances.
23884 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
23885 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
23886 (STMT_VINFO_NUM_SLP_USES): New macro.
23888 2016-01-15 Richard Biener <rguenther@suse.de>
23891 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
23892 (add_linkage_name): ... here.
23893 (gen_typedef_die): Use add_linkage_name_raw instead of
23894 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
23897 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
23899 * gimplify.c (oacc_default_clause): Decode reference and pointer
23900 types for both kernels and parallel regions.
23902 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
23904 PR middle-end/69246
23905 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
23907 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
23909 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
23910 (convert_scalars_to_vector): Likewise.
23912 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
23914 * doc/extend.texi (Type Traits): Fix grammar.
23916 2016-01-15 Martin Jambor <mjambor@suse.cz>
23918 * tree-inline.c (remap_decl): Use existing dclarations if
23919 remapping a type and prevent_decl_creation_for_types.
23920 (replace_locals_stmt): Do an initial remapping of non-VLA typed
23921 decls first. Do real remapping with
23922 prevent_decl_creation_for_types set.
23923 * tree-inline.h (copy_body_data): New field
23924 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
23927 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
23929 * config/s390/s390.opt (mmvcle): More verbose help text.
23931 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
23933 * config/s390/s390.opt: Add period to -mzvector option text.
23935 2016-01-15 Richard Biener <rguenther@suse.de>
23937 PR tree-optimization/68961
23938 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
23939 of invariants in stores again.
23941 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
23943 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
23945 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
23947 * config/i386/i386.c (ix86_expand_branch): Don't split
23948 DI mode xor instruction to SI mode.
23950 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
23953 * ipa-icf.c (sem_function::merge): Virtual functions may become
23954 reachable even if they address is not taken and there are no
23957 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
23959 * lto-streamer-out.c (subtract_estimated_size): New function.
23960 (get_symbol_initial_value): Use it.
23962 2016-01-15 Christian Bruel <christian.bruel@st.com>
23965 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
23966 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
23967 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
23968 use add_builtin_function_ext_scope instead of add_builtin_function.
23969 (neon_set_p, neon_crypto_set_p): Remove.
23970 (arm_init_builtins): Always call arm_init_neon_builtins and
23971 arm_init_crypto_builtins.
23972 (arm_expand_builtin): Check that builtins are allowed for the arch.
23973 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
23974 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
23975 arm_init_neon_builtins call.
23977 2016-01-15 Richard Biener <rguenther@suse.de>
23979 PR tree-optimization/69117
23980 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
23981 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
23982 of the leader conservatively.
23983 (free_scc_vn): Restore original SSA name infos.
23985 2016-01-14 Jeff Law <law@redhat.com>
23987 PR tree-optimization/69270
23988 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
23989 single bit of precision, verify it's also unsigned.
23990 (record_edge_info): Use constant_boolean_node rather than fold_convert
23991 to convert boolean_true/boolean_false to the right type.
23993 2016-01-14 Richard Henderson <rth@redhat.com>
23996 * loop-doloop.c (record_reg_sets): New.
23997 (doloop_optimize): Reject the transform if the sequence
23998 clobbers registers live at the end of the loop block.
23999 (doloop_optimize_loops): Enable df_live if needed.
24001 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
24003 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
24004 * config/rs6000/rs6000.c: Likewise.
24005 * config/rs6000/rs6000.h: Likewise.
24006 * config/rs6000/rs6000.md: Likewise.
24007 * doc/extend.texi: Likewsie.
24009 2016-01-14 Jeff Law <law@redhat.com>
24011 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
24014 2016-01-14 Richard Henderson <rth@redhat.com>
24018 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
24019 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
24020 instead of builtin_decl_declared_p to test for declaration.
24022 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
24024 * doc/loop.texi (Loop Analysis and Representation): Document
24025 loop_depth function.
24027 2016-01-14 Tom de Vries <tom@codesourcery.com>
24029 PR tree-optimization/68773
24030 * omp-low.c (expand_omp_target): Don't set force_output.
24031 * varpool.c (varpool_node::get_create): Same.
24032 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
24033 offload_funcs with force_output.
24035 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24038 * lra-eliminations.c (move_plus_up): Don't change anything if either
24039 the outer or inner subreg mode is not MODE_INT.
24040 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
24041 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
24043 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24045 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
24046 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
24047 reduc_uplus_@var{m}): Remove.
24048 * expr.c (expand_expr_real_2): Remove expansion path for
24049 reduc_[us](min|max|plus) optabs.
24050 * optabs-tree.c (scalar_reduc_to_vector): Remove.
24051 * optabs-tree.h (scalar_reduc_to_vector): Remove.
24052 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
24053 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
24054 * tree-vect-loop.c (vectorizable_reduction): Remove test for
24055 reduc_[us](min|max|plus) optabs.
24057 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24059 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
24060 (reduc_plus_scal_v2sf): New.
24061 (reduc_smax_v2sf): Rename to...
24062 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
24063 (reduc_smin_v2sf): Rename to...
24064 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
24066 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
24068 * alias.c (compare_base_symbol_refs): New function.
24069 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
24072 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24074 PR middle-end/68146
24075 PR tree-optimization/69155
24076 * tree-complex.c: Include cfganal.h.
24077 (phis_to_revisit): New variable.
24078 (extract_component): Add phiarg_p argument. Assert that returned
24079 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
24080 (update_phi_components): Partly rewrite to use loop over real/imag
24081 components instead of code duplication. If extract_component returns
24082 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
24083 create_tmp_reg into the PHI node instead, and mention the phi triplet
24084 in phis_to_revisit.
24085 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
24086 in phis_to_revisit at the end.
24088 2016-01-14 Richard Biener <rguenther@suse.de>
24090 PR tree-optimization/68060
24091 * tree-vect-loop.c (vect_is_simple_reduction): Check the
24092 outer loop reduction is only used in the inner loop before
24093 detecting a double reduction.
24095 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24098 * combine.c (expand_field_assignment): Punt if compute_mode is
24099 unsupported scalar mode.
24101 2016-01-14 Richard Biener <rguenther@suse.de>
24103 PR tree-optimization/66856
24104 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
24105 SLP node only if it built successfully.
24106 (vect_analyze_slp_instance): Adjust.
24108 2016-01-14 Jeff Law <law@redhat.com>
24110 PR tree-optimization/69270
24111 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
24112 (record_edge_info): Use it. Convert boolean_{true,false}_node
24113 to the type of op0.
24115 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
24118 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
24119 use block_ultimate_origin
24120 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
24122 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24124 * doc/invoke.texi (Submodel Options): Rename section to
24125 "Machine-Dependent Options" to better reflect its content.
24126 Rewrite introductory text to remove archaic CPU names.
24129 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24131 * doc/invoke.texi (Code Gen Options): Move section up in file,
24132 before target-specific options. Update menu and option summary
24133 to reflect the new section ordering.
24135 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24137 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
24138 (C++ Dialect Options): Add cross-reference to -std option.
24139 * doc/standards.texi (C++ Language): Document C++14 support.
24141 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
24143 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
24144 for pack/unpack functions for __ibm128.
24145 (PACK_IF): Likewise.
24146 (UNPACK_IF): Likewise.
24148 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
24149 support for __ibm128 pack/unpack functions.
24150 (rs6000_invalid_builtin): Likewise.
24151 (rs6000_init_builtins): Likewise.
24152 (rs6000_opt_masks): Likewise.
24154 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
24155 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
24157 (RS6000_BTM_COMMON): Likewise.
24159 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
24160 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
24161 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
24162 128-bit floating point. Add support for the double values to be
24163 in Altivec registers for TF/IF packing and unpacking, but restrict
24164 TD packing sub-fields to be FPR registers. Don't allow overlapped
24165 register support for packing. Allow pack inputs to be memory
24166 locations. Don't build generator functions for unpack<mode>_dm
24167 and unpack<mode>_nodm.
24168 (unpack<mode>_dm): Likewise.
24169 (unpack<mode>_nodm): Likewise.
24170 (pack<mode>): Likewise.
24172 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
24173 built-in functions to pack/unpack explicit __ibm128 values.
24174 (__builtin_unpack_ibm128): Likewise.
24176 * doc/extend.texi (PowerPC Built-in Functions): Document
24177 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
24179 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
24182 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
24183 Add new arg loc and pass it down as context.
24184 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
24185 to the location to use for the warning.
24186 (check_function_arguments): New arg loc. All callers changed. Pass
24187 it to check_function_nonnull.
24188 * c-common.h (check_function_arguments): Adjust declaration.
24190 2016-01-13 Jakub Jelinek <jakub@redhat.com>
24192 PR tree-optimization/69156
24193 * gimple.c (validate_type): Removed.
24194 (gimple_builtin_call_types_compatible_p): Use
24195 useless_type_conversion_p instead of validate_type.
24196 * value-prof.c (gimple_stringop_fixed_value): Fold
24197 icall_size to correct type.
24199 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24201 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
24204 2016-01-13 Richard Henderson <rth@redhat.com>
24207 * target.def (builtin_tm_load, builtin_tm_store): Remove.
24208 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
24209 (ix86_builtin_tm_store): Remove.
24210 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
24211 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
24212 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
24213 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
24214 * doc/tm.texi: Rebuild.
24216 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
24217 (BUILT_IN_TM_MEMCPY_RTWN): New.
24218 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
24219 fallback from vector to integer helpers.
24220 (build_tm_load): Handle vector types directly, instead of
24222 (build_tm_store): Likewise.
24223 (expand_assign_tm): Prepare for register types not handled by
24224 the above. Copy them to memory and use memcpy.
24225 * tree.c (tm_define_builtin): New.
24226 (find_tm_vector_type): New.
24227 (build_tm_vector_builtins): New.
24228 (build_common_builtin_nodes): Call it.
24230 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
24232 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
24233 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
24235 2016-01-13 Tom de Vries <tom@codesourcery.com>
24237 PR tree-optimization/69169
24238 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
24239 handled_struct_type param.
24240 (create_variable_info_for, intra_create_variable_infos): Call
24241 create_variable_info_for_1 with extra arg.
24243 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
24245 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
24246 and "armv8.1-a+crc" entries.
24248 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
24251 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
24252 Change first operand predicate from register_or_constm1_operand
24253 to register_operand.
24254 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
24255 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
24256 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
24257 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
24258 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
24259 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
24260 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
24261 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
24262 comparison with constm1_rtx from vec_prefetch_gen part.
24264 2016-01-13 Richard Biener <rguenther@suse.de>
24266 PR tree-optimization/69013
24267 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
24268 Exchange assert for a test.
24270 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24273 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
24275 2016-01-13 Richard Biener <rguenther@suse.de>
24277 PR tree-optimization/69242
24278 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
24279 assert with a check.
24281 2016-01-13 Richard Biener <rguenther@suse.de>
24283 PR tree-optimization/69186
24284 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
24285 Properly guard vect_update_misalignment_for_peel call.
24287 2016-01-12 Jeff Law <law@redhat.com>
24289 PR tree-optimization/pr67755
24290 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
24291 "need_profile_correction".
24292 (thread_block_1): Initialize new field to false by default. If we
24293 have multiple thread paths through a common joiner to different
24294 final targets, then set new field to true.
24295 (compute_path_counts): Only do count adjustment when it's really
24298 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24300 * doc/invoke.texi (Spec Files): Move section down in file, past
24301 all command-line option descriptions.
24303 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24305 PR middle-end/54809
24306 * doc/gty.texi: Remove documentation of mark_hook.
24307 * gengtype.c (struct write_types_data): Remove code to support
24308 mark_hook attribute.
24309 (walk_type): Likewise.
24310 (write_func_for_structure): Likewise.
24312 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24314 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
24315 Directory Options, and -specs= to Overall Options.
24316 (Overall Options): Adjust similarly. Reorder to group related
24317 options together. Make -specs= cross-reference the spec file details.
24318 (Directory Options): Adjust similarly.
24320 2016-01-12 Jeff Law <law@redhat.com>
24322 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
24324 2016-01-12 Olivier Hainque <hainque@adacore.com>
24326 * gcc.c (spec_undefvar_allowed): New global.
24327 (process_command): Set to true when running for --version or --help,
24329 (getenv_spec_function): When the variable is not defined, use the
24330 variable name as the variable value if we're allowed not to issue
24333 2016-01-12 Bin Cheng <bin.cheng@arm.com>
24335 PR tree-optimization/68911
24336 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
24337 information computed for expression "init + nit * step".
24339 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24341 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
24342 about name of GCC executable. Remove deleted node from menu.
24343 (Directory Options) <-B>: Remove cross-reference to deleted node.
24344 (Target Options): Delete section.
24346 2016-01-12 Christian Bruel <christian.bruel@st.com>
24349 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
24350 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
24352 2016-01-12 Jakub Jelinek <jakub@redhat.com>
24355 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
24356 aligned_mem is properly set for AVX512-VL floating point masked
24360 * ifcvt.c (cond_exec_process_if_block): When removing the last
24361 insn from then_bb, remove also any possible barriers that follow it.
24363 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
24367 * config/i386/iamcu.h (SIZE_TYPE): New macro.
24368 (PTRDIFF_TYPE): Likewise.
24369 (WCHAR_TYPE): Likewise.
24370 (WCHAR_TYPE_SIZE): Likewise.
24371 (STDINT_LONG32): Likewise.
24373 2016-01-12 Richard Biener <rguenther@suse.de>
24375 PR tree-optimization/69053
24376 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
24377 convert initial value for cond reductions.
24379 2016-01-12 Richard Biener <rguenther@suse.de>
24381 PR tree-optimization/69007
24382 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
24383 widen_sum after dot_prod and sad.
24385 2016-01-12 Richard Biener <rguenther@suse.de>
24387 PR tree-optimization/69168
24388 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
24389 pattern stmt SLP type.
24390 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
24391 end up unused so cope with that case.
24393 2016-01-12 Richard Biener <rguenther@suse.de>
24395 PR tree-optimization/69157
24396 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
24397 stmts def type only during analyze phase.
24398 (vectorizable_call): Likewise.
24399 (vectorizable_simd_clone_call): Likewise.
24400 (vectorizable_conversion): Likewise.
24401 (vectorizable_assignment): Likewise.
24402 (vectorizable_shift): Likewise.
24403 (vectorizable_operation): Likewise.
24404 (vectorizable_store): Likewise.
24405 (vectorizable_load): Likewise.
24407 2016-01-12 Richard Biener <rguenther@suse.de>
24409 PR tree-optimization/69174
24410 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
24412 (vectorizable_load): Properly compute the number of loads needed
24413 for permuted strided SLP loads and do not spuriously assign
24414 to SLP_TREE_VEC_STMTS.
24416 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
24418 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
24419 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
24420 (MD_EXEC_PREFIX): Remove.
24421 (MD_STARTFILE_PREFIX) Removee.
24422 (FILE_NAME_ABSOLUTE_P): Remove.
24423 (CPP_SPEC): Do not read macros from sys/version.h.
24424 (LINK_COMMAND_SPEC): Remove.
24425 (LOCAL_INCLUDE_DIR): Remove.
24426 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
24427 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
24428 (POST_LINK_SPEC): Define to invoke stubify after linker
24429 (LIBSTDCXX): Remove define
24430 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
24431 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
24432 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
24433 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
24434 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
24435 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
24436 (i386_djgpp_asm_named_section): Add propotype of new procedure
24438 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
24439 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
24440 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
24441 in config/i386/djgpp.h).
24442 (STANDARD_STARTFILE_PREFIX_2): Define identical to
24443 STANDARD_STARTFILE_PREFIX_1.
24444 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
24445 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
24446 installation errors.
24447 (MAX_OFILE_ALIGNMENT): Define to 128.
24448 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
24450 * config/i386/djgpp.c: New file. Add implementation of
24451 i386_djgpp_asm_named_section.
24453 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
24455 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
24456 Add rule for building djgpp.o.
24458 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24460 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
24461 (rtx_is_swappable_p): Reductions are swappable.
24462 (insn_is_swappable_p): V2DF reductions are swappable.
24464 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
24466 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
24467 reloads for other unsupported memory operands.
24469 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24470 Jim Wilson <jim.wilson@linaro.org>
24473 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
24474 copy_to_mode_reg instead of force_reg.
24476 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24479 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
24480 TARGET_80387 is true.
24482 2016-01-11 Jakub Jelinek <jakub@redhat.com>
24485 * lra-eliminations.c (move_plus_up): Only move plus up
24486 if subreg of the constant can be simplified into constant
24487 and use the simplified subreg of the constant instead of
24488 the original constant.
24490 * fold-const.c (fold_convertible_p): Don't return true
24491 for conversion of VECTOR_TYPE to same sized integral type.
24492 (fold_convert_loc): Fix up formatting. Fold conversion of
24493 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
24494 instead of NOP_EXPR.
24496 PR tree-optimization/69214
24497 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
24498 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
24501 PR tree-optimization/69207
24502 * tree-vect-slp.c (vect_get_constant_vectors): For
24503 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
24504 fold_convertible_p to vector_type's element type, and always
24505 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
24507 2016-01-11 Richard Biener <rguenther@suse.de>
24509 PR tree-optimization/69173
24510 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
24511 fixup the cycle if all stmts are in a pattern.
24513 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
24515 PR middle-end/68999
24516 * alias.c (base_alias_check): Move check for addresses with
24517 alignment ANDs before the call for compare_base_decls.
24518 (memrefs_conflict_p): Return -1 for different decls
24519 that went through alignment adjustments.
24521 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24523 PR rtl-optimization/68796
24524 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
24525 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
24526 and QImode comparisons against zero with CC_NZmode.
24527 * config/aarch64/iterators.md (short_mask): New mode_attr.
24529 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24531 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
24532 (<avx512>_store<mode>_mask): Likewise.
24534 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
24535 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24537 PR rtl-optimization/68841
24538 * ifcvt.c (struct noce_if_info): Add orig_x field.
24539 (bbs_ok_for_cmove_arith): Add to_rename parameter.
24540 Don't record conflicts on to_rename if it's present.
24541 Allow memory destinations in sets.
24542 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
24543 blocks, passing orig_x to the checks.
24544 (noce_process_if_block): Set if_info->orig_x appropriately.
24546 2016-01-11 Tom de Vries <tom@codesourcery.com>
24548 PR tree-optimization/69069
24549 * tree-parloops.c (create_parallel_loop): Add missing phi args.
24551 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
24553 PR rtl-optimization/68920
24554 * config/i386/i386.c (ix86_option_override_internal): Restrict number
24555 of conditional moves for RTL if-conversion to 1 for
24556 TARGET_ONE_IF_CONV_INSN.
24557 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
24558 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
24559 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
24560 parameter to restirct number of conditional moves for
24562 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
24563 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
24566 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
24569 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
24570 onepart vars. Fix typo in comment. Fix reversed condition in
24572 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
24575 * var-tracking.c (dump_onepart_variable_differences): New.
24576 (dataflow_set_different): If a detailed dump is requested,
24577 delay early returns and dump differences between onepart
24578 variables present before and after, and added variables.
24580 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
24583 * expr.c (expand_expr_real_1): For boolean vector constants
24584 with a scalar mode use const_scalar_mask_from_tree.
24585 (const_scalar_mask_from_tree): New.
24586 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
24587 assigned to a mask type to handle constants.
24589 2016-01-11 Martin Jambor <mjambor@suse.cz>
24592 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
24593 useless parameters if we cannot change function signature.
24595 2016-01-11 Martin Jambor <mjambor@suse.cz>
24598 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
24601 2016-01-11 Tom de Vries <tom@codesourcery.com>
24603 PR tree-optimization/69109
24604 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
24607 2016-01-11 Tom de Vries <tom@codesourcery.com>
24609 PR tree-optimization/69108
24610 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
24611 res is not used in a phi.
24613 2016-01-11 Yury Gribov <y.gribov@samsung.com>
24616 * common.opt (frandom-seed): Fix parameter name.
24617 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
24619 2016-01-11 Tom de Vries <tom@codesourcery.com>
24621 PR tree-optimization/69058
24622 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
24625 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
24627 * config/arc/arc.opt (mdiv-rem): Add period to the end.
24628 (mcode-density): Likewise.
24630 2016-01-10 Tom de Vries <tom@codesourcery.com>
24632 PR tree-optimization/69062
24633 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
24634 (parallelize_loops): Don't paralelize loop that has phi with address
24637 2016-01-10 Tom de Vries <tom@codesourcery.com>
24639 PR tree-optimization/69039
24640 * tree-parloops.c (try_create_reduction_list): Only allow single exit
24643 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
24645 PR middle-end/68743
24646 * match.pd: Require target has function_c99_misc before doing
24647 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
24649 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
24651 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
24653 * configure: Regenerate.
24655 2016-01-09 Jakub Jelinek <jakub@redhat.com>
24657 PR middle-end/50865
24658 PR tree-optimization/69097
24659 * fold-const.h (expr_not_equal_to): New prototype.
24660 * fold-const.c: Include stringpool.h and tree-ssanames.h.
24661 (expr_not_equal_to): New function.
24662 * match.pd (X % -Y is the same as X % Y): Don't optimize
24663 unless X is known not to be equal to minimum or Y is known
24664 not to be equal to -1.
24665 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
24666 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
24667 (simplify_stmt_using_ranges): Adjust caller.
24668 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
24669 substitute_and_fold.
24671 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
24673 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
24676 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24678 PR tree-optimization/69167
24679 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
24680 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
24682 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
24684 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
24685 Richard Biener <rguenther@suse.de>
24687 PR tree-optimization/68707
24688 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
24689 instances that can be handled via vect_load_lanes.
24691 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
24693 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
24694 if we can't determine address equivalence.
24695 * alias.c (compare_base_decl): Update for changed return value of
24696 symtab_node::equal_address_to.
24698 2016-01-08 Jason Merrill <jason@redhat.com>
24702 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
24703 * expr.c (store_field): Not here.
24704 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
24705 call with TREE_ADDRESSABLE type.
24706 * tree-cfg.c (verify_gimple_call): Adjust.
24708 2016-01-08 Olivier Hainque <hainque@adacore.com>
24710 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
24713 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
24715 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
24716 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
24717 (reduc_smin_v2sf): Rename to...
24718 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
24719 (reduc_splus_v2sf): Rename to...
24720 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
24722 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24724 PR tree-optimization/69162
24725 * gimplify.c (gimplify_va_arg_expr): Encode original type of
24726 valist argument in another argument.
24727 (gimplify_modify_expr): Adjust for the above change. Cleanup.
24728 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
24729 to determine the va_list type, build a MEM_REF instead of
24730 build_fold_indirect_ref.
24732 PR tree-optimization/69172
24733 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
24736 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
24738 PR tree-optimization/67781
24739 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
24740 and cmpnop in two steps: first the ones not accessed in original
24741 gimple expression in a endian independent way and then the ones not
24742 accessed in the final result in an endian-specific way.
24744 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24746 PR tree-optimization/69083
24747 * tree-vect-slp.c (vect_get_constant_vectors): For
24748 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
24749 element type. If op is fold_convertible_p to vector_type's element
24750 type, use NOP_EXPR instead of VCE.
24752 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
24754 PR rtl-optimization/67778
24755 PR rtl-optimization/68634
24756 PR rtl-optimization/68909
24757 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
24758 block from the stack until done with it. Remove a superfluous
24759 bitmap set. Remove a superfluous bitmap test.
24761 2016-01-07 Martin Sebor <msebor@redhat.com>
24764 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
24765 constraint on the type of arguments.
24767 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
24769 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
24770 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
24771 unaligned_access on the gcc_options set.
24772 * config/arm/arm.c (arm_option_override_internal): Use
24773 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
24775 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
24778 * config/i386/i386.c (ix86_frame_pointer_required): Enable
24779 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
24781 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
24784 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
24787 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
24788 depending on frame_pointer_needed before remaining integer and SSE
24789 registers are saved.
24791 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
24794 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
24796 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
24799 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
24800 Use the "xBm" constraint.
24801 (float<sseintvecmodelower><mode>2<mask_name><round_name):
24803 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
24804 (sse_cvtsi2ssq<round_name>): Likewise.
24805 (sse_cvtss2si<round_name>): Likewise.
24806 (sse_cvtss2siq<round_name>): Likewise.
24807 (sse2_cvtsi2sdq<round_name>): Likewise.
24808 (sse2_cvtsd2si<round_name>): Likewise.
24809 (sse2_cvtsd2siq<round_name>): Likewise.
24810 * config/i386/subst.md (round_nimm_scalar_predicate): New
24813 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
24815 PR middle-end/67639
24816 * varasm.c (make_decl_rtl): Mark invalid register vars as
24819 PR rtl-optimization/66206
24820 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
24821 All callers changed.
24823 2016-01-07 Jakub Jelinek <jakub@redhat.com>
24825 PR tree-optimization/69141
24826 * tree-ssa-pre.c: Include langhooks.h.
24827 (eliminate_dom_walker::before_dom_children): Use
24828 lang_hooks.decl_printable_name instead of
24829 cgraph_node::get ()->name ().
24831 PR middle-end/68960
24832 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
24833 it and DECL_ALIGN too.
24835 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
24837 * config/mips/mips-ftypes.def: Sort to lexicographical order.
24839 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
24842 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
24843 depending on frame_pointer_needed before remaining integer and SSE
24844 registers are saved.
24846 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24848 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
24849 mode iterator with VSX_M2.
24850 (*p9_vecstore_<mode>): Likewise.
24851 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
24852 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
24853 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
24854 (define_split for VSX_LE128 stores): Likewise.
24855 (define_peephole2 for TImode LE swaps): Likewise.
24856 (define_split for VSX_LE128 post-reload stores): Likewise.
24858 2016-01-06 Marek Polacek <polacek@redhat.com>
24861 * convert.c (convert_to_integer_1): Adjust call to
24862 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
24863 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
24864 EXPR instead of ARG.
24865 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
24867 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24870 * doc/extend.texi (RL78 Variable Attributes): New section.
24872 2016-01-05 Marek Polacek <polacek@redhat.com>
24875 * builtins.c (get_memmodel): Use expansion point location rather than
24876 the input location. Call warning_at rather than warning.
24877 (expand_builtin_atomic_compare_exchange): Likewise.
24878 (expand_builtin_atomic_load): Likewise.
24879 (expand_builtin_atomic_store): Likewise.
24880 (expand_builtin_atomic_clear): Likewise.
24882 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
24885 * config/i386/i386.c (ix86_expand_vector_logical_operator):
24886 Replace nonimmediate_operand with vector_operand.
24887 * config/i386/predicates.md (vector_operand): New predicate.
24888 (general_vector_operand): Replace nonimmediate_operand with
24890 * config/i386/sse.md: Replace nonimmediate_operand with
24891 vector_operand and m constraint with Bm constraint on SSE
24892 patterns with 16-byte memory operand.
24893 * config/i386/subst.md (round_nimm_predicate): Replace
24894 nonimmediate_operand with vector_operand.
24895 (round_saeonly_nimm_predicate): Likewise.
24896 (round_saeonly_nimm_scalar_predicate): New.
24898 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
24901 * config/i386/constraints.md (Bm): New constraint.
24902 * config/i386/predicates.md (vector_memory_operand): New
24904 * config/i386/sse.md: Replace xm with xBm in plusminus and
24905 any_logic patterns.
24907 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24910 * doc/extend.texi (V850 Function Attributes): New section.
24911 (V850 Variable Attributes): New section.
24913 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24916 * doc/extend.texi (MicroBlaze Function Attributes): Document
24917 interrupt_handler and fast_interrupt attributes.
24919 2016-01-05 Sergei Trofimovich <siarheit@google.com>
24922 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
24923 for local symbolic operands.
24924 * config/ia64/predicates.md (local_symbolic_operand64): New
24927 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24929 PR rtl-optimization/68651
24930 * combine.c (combine_simplify_rtx): Canonicalize x + x into
24933 2016-01-05 Nathan Sidwell <nathan@acm.org>
24935 * alias.c (compare_base_decls): Use symtab_node::get.
24937 2016-01-05 Nick Clifton <nickc@redhat.com>
24940 * ira-costs.c (copy_cost): Initialise the t_icode field of the
24941 secondary_reload_info structure.
24944 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
24945 decls if weak support is available.
24947 2016-01-04 Martin Sebor <msebor@redhat.com>
24949 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
24951 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
24953 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
24954 OPTION_MASK_P9_DFORM.
24956 * config/rs6000/constraints.md (wo constraint): New constraint for
24959 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
24961 (rs6000_init_hard_regno_mode_ok): Likewise.
24963 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
24966 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
24967 expanders not to have constraints. Add support for ISA 3.0 xxperm
24968 instruction. Add support for fusing xxlor with xxperm.
24969 (altivec_vperm_<mode>_internal): Likewise.
24970 (altivec_vperm_v8hiv16qi): Likewise.
24971 (altivec_vperm_<mode>v16q): Likewise.
24972 (altivec_vperm_<mode>_uns): Likewise.
24973 (vperm_v8hiv4si): Likewise.
24974 (vperm_v16qiv8hi): Likewise.
24976 * doc/md.texi (RS/6000 constraints): Document wo constraint.
24978 2016-01-04 Jakub Jelinek <jakub@redhat.com>
24980 Update copyright years.
24982 * gcc.c (process_command): Update copyright notice dates.
24983 * gcov-dump.c (print_version): Ditto.
24984 * gcov.c (print_version): Ditto.
24985 * gcov-tool.c (print_version): Ditto.
24986 * gengtype.c (create_file): Ditto.
24987 * doc/cpp.texi: Bump @copying's copyright year.
24988 * doc/cppinternals.texi: Ditto.
24989 * doc/gcc.texi: Ditto.
24990 * doc/gccint.texi: Ditto.
24991 * doc/gcov.texi: Ditto.
24992 * doc/install.texi: Ditto.
24993 * doc/invoke.texi: Ditto.
24995 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
24997 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
24998 modes larger than TImode as TImode if NEON is not enabled.
25000 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25003 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
25004 mode for %f0-%f31 only if TARGET_FPU.
25006 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25009 * config/sparc/sparc.c (scan_record_type): Take into account subfields
25010 to compute the PACKED_P predicate.
25011 (function_arg_record_value): Minor tweaks.
25013 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25015 * doc/install.texi (--with-multilib-list): Describe the meaning of the
25016 option for arm*-*-* targets.
25018 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
25020 * doc/extend.texi (Common Function Attributes): Move docs for
25021 MSP430-specific attributes to....
25022 (MSP430 Function Attributes): ...here. Delete the redundant
25023 entries and copy-edit the remaining text.
25024 (MSP430 Variable Attributes): Use uniform format for index
25025 entries and add a cross-reference to the corresponding function
25028 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
25030 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
25032 (x86 Options): Likewise.
25034 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25038 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
25039 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
25040 to corresponding attribute.
25042 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25044 * doc/extend.texi (Common Function Attributes) <noplt>: Move
25045 to correct alphabetization of table. Copy-edit and correct
25047 <stack_protect>: Likewise.
25048 <target_clones>: Likewise.
25050 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
25051 Correct punctuation.
25052 (Code Gen Options) <-fno-plt>: Copy-edit.
25054 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
25057 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
25058 SI values. Explicitly convert SI to DI and vice-versa.
25060 2016-01-01 Jakub Jelinek <jakub@redhat.com>
25062 PR tree-optimization/69070
25063 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
25064 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
25067 * ubsan.c (ubsan_instrument_float_cast): Call
25068 initialize_sanitizer_builtins.
25071 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
25073 Copyright (C) 2016 Free Software Foundation, Inc.
25075 Copying and distribution of this file, with or without modification,
25076 are permitted in any medium without royalty provided the copyright
25077 notice and this notice are preserved.