1 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
4 before merging in bytes to pass down to real_from_target.
6 2016-10-07 Richard Biener <rguenther@suse.de>
8 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
10 (substitute_and_fold_dom_walker::before_dom_children):
11 Substitute and fold before pass specific folding to avoid
12 feeding that with SSA names that will be later released.
13 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
14 introduced by folding and visited by evaluate_stmt called during
16 (likely_value): Likewise.
17 (evaluate_stmt): Likewise.
18 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
19 (simplify_div_or_mod_using_ranges): Likewise.
20 (simplify_min_or_max_using_ranges): Likewise.
21 (simplify_abs_using_ranges): Likewise.
22 (simplify_conversion_using_ranges): Likewise.
23 (simplify_float_conversion_using_ranges): Likewise.
24 (simplify_stmt_using_ranges): Likewise.
26 2016-10-07 Marek Polacek <polacek@redhat.com>
28 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
29 FALLTHROUGH_LABEL_P here...
30 (warn_implicit_fallthrough_r): ...not here.
32 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
34 PR tree-optimization/77880
35 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
38 2016-10-07 Marek Polacek <polacek@redhat.com>
41 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
43 2016-10-07 Richard Biener <rguenther@suse.de>
45 * bitmap.h: Document constraints on bitmap modification while
48 2016-10-07 Richard Biener <rguenther@suse.de>
50 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
51 * bitmap.h (bmp_iter_set): When advancing to the next element
52 check that we didn't remove the current one.
53 (bmp_iter_and): Likewise.
54 (bmp_iter_and_compl): Likewise.
55 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
56 we currently iterate on but keep a one-level queue.
57 * sched-deps.c (remove_from_deps): Do not clear current bit
58 but keep a one-level queue.
60 2016-10-07 Jakub Jelinek <jakub@redhat.com>
62 PR tree-optimization/77664
63 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
65 (optimize_range_tests_diff): Fix up formatting.
66 (optimize_range_tests_var_bound): New function.
67 (optimize_range_tests): Use it.
69 2016-10-07 Martin Liska <mliska@suse.cz>
71 * coverage.c (build_gcov_exit_decl): Fix priority what
74 2016-10-07 Richard Biener <rguenther@suse.de>
76 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
77 vars in gimple_bind_vars but not in BLOCK_VARS.
79 2016-10-07 Richard Biener <rguenther@suse.de>
81 PR tree-optimization/77879
82 * tree-ssa-structalias.c (handle_const_call): Properly handle
84 (handle_pure_call): Likewise.
86 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
88 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
89 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
92 2016-10-06 Andrew Pinski <apinski@cavium.com>
94 * config/aarch64/aarch64-cores.def: Add a comment before each
97 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
99 PR tree-optimization/77862
100 * tree-vrp.c (add_equivalence): Use get_value_range so that
101 num_vr_values is checked before accessing vr_values.
103 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
105 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
108 2016-10-05 Jeff Law <law@redhat.com>
110 PR tree-optimization/71661
111 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
112 removal of a forwarder exposes a new natural loop.
114 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
116 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
117 Introduce ssesuffix variable.
118 (<mask_codefor><code><mode>3<mask_name>): Ditto.
119 (*<code><mode>3): Ditto.
121 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
123 * postreload.c (reload_cse_simplify): Skip also USE when detecting
126 2016-10-06 Richard Biener <rguenther@suse.de>
128 PR tree-optimization/77855
129 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
130 instead of removing the current item while iterating over the set
133 2016-10-06 James Clarke <jrtc27@jrtc27.com>
134 Eric Botcazou <ebotcazou@adacore.com>
137 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
138 (classify_registers): Don't set it
139 (function_arg_slotno): Don't initialize and test it. Tidy up.
141 2016-10-06 Richard Biener <rguenther@suse.de>
143 PR tree-optimization/77839
144 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
147 2016-10-06 Martin Liska <mliska@suse.cz>
149 * gcc.c: Set -fprofile-update=atomic when profiling is
150 enabled and -pthread is set. Warn when one combines
151 -pthread and -fprofile-update=single for an app using
154 2016-10-06 Martin Liska <mliska@suse.cz>
157 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
158 * gimple-ssa-strength-reduction.c (slsr_process_cast):
159 Initialize a pointer to NULL.
160 (slsr_process_copy): Likewise.
161 * input.c (location_get_source_line): Likewise.
162 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
164 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
166 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
167 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
168 (ix86_handle_option): Deleted handle of OPT_mpcommit.
169 * config.gcc: Deleted pcommitintrin.h
170 * config/i386/pcommitintrin.h: Deleted file.
171 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
172 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
174 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
176 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
177 (PTA_PCOMMIT): Deleted define.
178 (ix86_option_override_internal): Deleted handle of option.
179 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
180 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
181 __builtin_ia32_pcommit): Deleted.
182 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
183 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
184 (pcommit): Deleted instruction.
185 * config/i386/i386.opt: Mention -mpcommit deprecation.
186 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
188 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
191 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
193 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
194 Use <round_constraint> as operand 1 constraint.
196 2016-10-05 Jakub Jelinek <jakub@redhat.com>
199 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
200 (ubsan_instrument_float_cast): And not here.
203 * ubsan.c (ubsan_ids): New GTY(()) array.
204 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
205 instead of static local counters.
207 2016-10-05 Martin Sebor <msebor@redhat.com>
210 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
211 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
212 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
213 (default_printf_pointer_format): Define function.
214 * targhooks.c (linux_printf_pointer_format): Define new function.
215 * targhooks.h (linux_printf_pointer_format): Declare.
216 (gnu_libc_printf_pointer_format): Remove declaration.
218 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
220 * fold-const.c (native_encode_real): Fix logic for selecting offset
221 to write to when BYTES_BIG_ENDIAN.
223 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
225 * builtins.c (fold_builtin_strchr): Remove function.
226 (fold_builtin_strrchr): Likewise.
227 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
228 * gimple-fold.c (target_char_cst_p): New function.
229 (gimple_fold_builtin_strchr) Add more foldings.
230 (gimple_fold_builtin): Add index, strrchr, rindex cases.
232 2016-10-05 Richard Biener <rguenther@suse.de>
235 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
236 capture ids in c-exprs.
238 2016-10-05 Richard Biener <rguenther@suse.de>
241 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
242 with types_match for GIMPLE code gen to handle type mismatched
244 (dt_operand::gen): Adjust.
245 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
248 2016-10-05 Richard Biener <rguenther@suse.de>
250 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
252 2016-10-05 Richard Biener <rguenther@suse.de>
255 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
257 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
259 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
260 version check to protect only DW_TAG_imported_module generation.
262 2016-10-05 Richard Biener <rguenther@suse.de>
265 * match.pd (min(a,-a) -> -abs(a)): New pattern.
267 2016-10-04 Ian Lance Taylor <iant@golang.org>
269 * explow.c (allocate_dynamic_stack_space): Call
270 do_pending_stack_adjust before handling flag_split_stack.
272 2016-10-04 David Malcolm <dmalcolm@redhat.com>
274 * genattrtab.c (make_internal_attr): Supply dummy column number to
277 * genoutput.c (init_insn_for_nothing): Likewise.
278 * gensupport.c (add_define_attr): Likewise.
279 * read-md.c (message_at_1): Print column number.
280 (fatal_with_file_and_line): Likewise.
281 (rtx_reader::read_char): Track column numbers.
282 (rtx_reader::unread_char): Likewise.
283 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
284 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
285 (rtx_reader::handle_file): Initialize m_read_md_colno.
286 (rtx_reader::get_current_location): Supply column number to
288 * read-md.h (struct file_location): Add field "colno".
289 (file_location::file_location): Likewise.
290 (rtx_reader::get_colno): New accessor.
291 (rtx_reader::m_read_md_colno): New field.
292 (rtx_reader::m_last_line_colno): New field.
294 2016-10-04 Jakub Jelinek <jakub@redhat.com>
296 * doc/extend.texi (Java Exceptions): Remove.
297 (java_interface): Remove.
299 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
301 PR tree-optimization/77808
302 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
303 and addr are different before copying points-to information.
305 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
307 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
308 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
309 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
310 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
312 2016-10-04 Richard Biener <rguenther@suse.de>
314 PR tree-optimization/77399
315 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
316 verify the target can convert.
318 2016-10-04 Richard Biener <rguenther@suse.de>
321 * explow.c (plus_constant): Verify the mode of the constant
322 pool offset before calling plus_constant.
324 2016-10-04 Richard Biener <rguenther@suse.de>
327 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
328 type support, mark with :C.
329 (X / -X -> -1): Mark with :C.
331 2016-10-04 Jakub Jelinek <jakub@redhat.com>
333 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
334 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
335 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
336 * doc/tm.texi: Regenerated.
337 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
338 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
339 * config/darwin.h (JCR_SECTION_NAME): Remove.
340 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
341 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
342 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
343 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
344 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
345 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
347 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
349 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
350 between "because" and "param" in dump message in call to fprintf.
352 2016-10-03 Jeff Law <law@redhat.com>
354 PR tree-optimization/71550
355 PR tree-optimization/71403
356 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
357 (profitable_jump_thread_path): Also return boolean indicating if
358 the realized path will create an irreducible loop.
359 Remove loop depth tests from 71403.
360 (fsm_find_control_statement_thread_paths): Remove loop depth tests
361 from 71403. If threading will create an irreducible loop, then
362 throw away loop iteration and related information.
364 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
366 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
367 -Woverloaded-virtual checks for warning options.
368 * configure: Regenerate.
370 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
372 PR preprocessor/77699
373 * input.c (maybe_grow): Don't allocate one byte extra headroom.
374 (get_next_line): Return false on error.
375 (read_next_line): Removed, use get_next_line instead.
376 (read_line_num): Don't copy the line.
377 (location_get_source_line): Don't use static data.
378 (selftest::test_reading_source_line): Add more test cases.
380 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
383 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
385 * ifcvt.c (noce_try_avoid_const_materialization): New function.
386 (noce_process_if_block): Use it.
388 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
390 * doc/invoke.texi: Update -Wint-in-bool-context.
392 2016-10-02 Jakub Jelinek <jakub@redhat.com>
394 * dwarf2out.c (output_fde, output_call_frame_info,
395 dwarf2out_do_cfi_startproc, set_indirect_string,
396 gen_internal_sym, output_die, output_line_info): Use
397 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
398 ASM_GENERATE_INTERNAL_LABEL output.
400 2016-10-01 Richard Biener <rguenther@suse.de>
403 * genmatch.c (get_operand_type): Add operand position arg
404 and handle COND_EXPR comparison operand with fixed boolean_type_node.
405 (expr::gen_transform): Adjust.
406 (dt_simplify::gen_1): Likewise.
408 2016-10-01 Jakub Jelinek <jakub@redhat.com>
410 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
411 comments. Simplify asserts, remove unnecessary conditions.
413 (*<code><mode>3): Likewise.
415 2016-09-30 Jakub Jelinek <jakub@redhat.com>
417 * doc/invoke.texi (-Wregister): Document.
419 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
421 * configure.ac: Split CHECKING_P into CHECKING_P and
422 ENABLE_EXTRA_CHECKING.
423 * configure: Regenerated.
424 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
425 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
427 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
430 * gcc.c (process_command): For @filename handling, output
431 the correct name if the file does not exist.
433 2016-09-30 Marek Polacek <polacek@redhat.com>
435 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
436 * config/alpha/predicates.md: Likewise.
438 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
440 * ifcvt.c (noce_try_avoid_const_materialization): New function.
441 (noce_process_if_block): Use it.
443 2016-09-30 Martin Liska <mliska@suse.cz>
445 * doc/invoke.texi: Document asan-use-after-return that
446 it's disabled by default in runtime.
448 2016-09-30 Richard Biener <rguenther@suse.de>
450 * tree-vrp.c (intersect_ranges): If we failed to handle
451 the intersection choose a constant singleton range if available.
453 2016-09-30 Richard Biener <rguenther@suse.de>
455 PR tree-optimization/77399
456 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
457 float <-> int conversions.
459 2016-09-30 Alan Modra <amodra@gmail.com>
461 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
463 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
465 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
466 ext_level before calling CPUID with 0x80000008.
467 Simplify xgetbv checks.
469 2016-09-29 David Malcolm <dmalcolm@redhat.com>
471 * Makefile.in (OBJS): Add print-rtl-function.o.
472 * print-rtl-function.c: New file.
473 * print-rtl.h (print_rtx_function): New decl.
475 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
478 * config/i386/cpuid.h (__get_cpuid_count): New.
479 (__get_cpuid): Rename __level to __leaf.
481 2016-09-29 Marek Polacek <polacek@redhat.com>
483 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
485 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
487 * builtins.c (expand_builtin_memcmp): don't swap args unless
488 result is only being compared with zero.
490 2016-09-29 Marek Polacek <polacek@redhat.com>
492 * dwarf2out.c (loc_descriptor): Add fall through comment.
493 (add_const_value_attribute): Likewise.
495 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
497 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
498 with "v6t2". Move "arch" attribute above "pool_range".
499 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
501 (*thumb2_movhi_vfp): Likewise.
502 (*arm_movhi_fp16): Likewise.
503 (*thumb2_movhi_fp16): Likewise.
504 (*arm_movsi_vfp): Remove "arch" attribute.
505 (*thumb2_movsi_vfp): Likewise.
507 2016-09-29 Martin Liska <mliska@suse.cz>
509 * doc/extend.texi: Remove limitation of Objective C for
510 __attribute__((constructor)) and __attribute__((destructor)).
512 2016-09-29 Richard Biener <rguenther@suse.de>
514 PR tree-optimization/77768
515 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
516 Handle stores to readonly memory when removing redundant stores.
518 2016-09-29 Richard Biener <rguenther@suse.de>
521 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
522 X / -X -> -1 simplifications.
524 2016-09-29 Richard Biener <rguenther@suse.de>
527 * match.pd: Add max(a,-a) -> abs(a) pattern.
528 * tree-ssa-phiopt.c (minmax_replacement): Disable for
529 HONOR_SIGNED_ZEROS types.
531 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
533 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
534 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
536 2016-09-29 Richard Biener <rguenther@suse.de>
538 * tree-vrp.c (set_defs_to_varying): New helper avoiding
539 writing to vr_const_varying.
540 (vrp_initialize): Call it.
541 (vrp_visit_stmt): Likewise.
542 (evrp_dom_walker::before_dom_children): Likewise.
544 2016-09-29 Richard Biener <rguenther@suse.de>
546 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
547 constructors with vector elements.
549 2016-09-29 Richard Biener <rguenther@suse.de>
551 PR tree-optimization/77768
552 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
553 with stores to a place we know has a constant value.
555 2016-09-29 Alan Modra <amodra@gmail.com>
557 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
558 * doc/invoke.texi: Document it.
559 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
560 (rs6000_passes_float): Comment.
561 (rs6000_passes_long_double): New static var.
562 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
563 (init_cumulative_args): Set up to emit fp .gnu_attribute for
564 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
565 to include fp values returned in vectors.
566 Set rs6000_passes_long_double.
567 (rs6000_function_arg_advance_1): Likewise for function args.
568 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
569 and SPE. Emit long double tag value too.
570 (rs6000_opt_vars): Add gnu-attr.
571 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
572 * configure: Regenerate.
573 * config.in: Regenerate.
575 2016-09-28 Jakub Jelinek <jakub@redhat.com>
577 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
579 (format_floating, format_string, format_directive,
580 get_destination_size, pass_sprintf_length::handle_gimple_call):
583 2016-09-28 Jakub Jelinek <jakub@redhat.com>
585 * gimple-ssa-sprintf.c: Fix comment formatting.
586 (format_integer): Use is_gimple_assign.
587 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
588 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
589 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
590 (pass_sprintf_length::execute): Use is_gimple_call.
592 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
594 * gimple-fold.c (gimple_fold_builtin): After failing to fold
595 strchr, also try the generic folding.
597 2016-09-28 Martin Sebor <msebor@redhat.com>
600 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
603 2016-09-28 Martin Sebor <msebor@redhat.com>
606 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
607 length modifier is not expected.
608 (format_floating): Ignore l length modifier and fail gracefuly
609 when it isn't one of the other expected ones.
611 2016-09-28 Martin Sebor <msebor@redhat.com>
614 * varasm.c (assemble_addr_to_section): Increase local buffer size.
616 2016-09-27 Richard Biener <rguenther@suse.de>
618 * dwarf2out.c (cu_die_list): New global.
619 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
620 main_comp_unit_die to cu_die_list if we created it.
621 Move break_out_includes ...
622 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
625 2016-09-28 Richard Biener <rguenther@suse.de>
627 * dwarf2out.c (struct die_struct): Add removed flag.
628 (lookup_type_die): If the DIE is marked as removed, clear
629 TYPE_SYMTAB_DIE and return NULL.
630 (lookup_decl_die): If the DIE is marked as removed, remove it
631 from the hash and return NULL.
632 (mark_removed): New helper.
633 (prune_unused_types_prune): Call it for removed DIEs.
634 (gen_subprogram_die): Move the premark_used_types call to after
635 DIEs for the functions scopes are generated.
636 (process_scope_var): Do not re-create pruned types or type decls.
637 Make sure to also re-parent type decls.
638 (dwarf2out_finish): Move unused type pruning and debug_types
640 (dwarf2out_early_finish): ... here.
642 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
644 * config/arc/arc-c.c: New file.
645 * config/arc/arc-c.def: Likewise.
646 * config/arc/t-arc: Likewise.
647 * config.gcc: Include arc-c.o as c and cpp object.
648 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
649 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
650 arc_cpu_cpp_builtins.
652 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
654 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
655 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
657 2016-09-28 Nathan Sidwell <nathan@acm.org>
659 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
662 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
664 PR tree-optimization/61056
665 * gimple-fold.c (gimple_fold_builtin_strchr):
666 New function to optimize strchr (s, 0) to strlen.
667 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
669 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
671 PR tree-optimization/77724
672 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
673 Add tree_fits_shwi_p check.
675 2016-09-27 Jakub Jelinek <jakub@redhat.com>
677 * auto-inc-dec.c (try_merge): Remove break after return.
678 * cselib.c (autoinc_split): Likewise.
679 * explow.c (promote_mode): Likewise.
680 * fixed-value.c (fixed_arithmetic): Likewise.
681 * hsa.c (hsa_internal_fn::get_arity): Likewise.
682 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
683 * trans-mem.c (get_attrs_for): Likewise.
684 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
685 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
686 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
687 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
688 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
689 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
690 * config/cris/cris.c (cris_op_str): Likewise.
691 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
692 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
694 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
696 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
697 IFN_GOACC_REDUCTION_CODES): New.
698 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
699 ifn_goacc_reduction_kind): Use them.
700 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
701 of internal functions, when applicable.
703 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
705 * config/mips/constraints.md (d): Fix documentation.
706 * doc/md.texi (Machine Constraints): Update accordingly.
708 2016-09-27 Richard Biener <rguenther@suse.de>
710 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
711 cur_line_info_table initialization ...
712 (dwarf2out_assembly_start): ... here.
714 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
716 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
717 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
718 (*thumb2_movhi_vfp): Likewise.
719 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
720 template. Expand predicable attribute to mark VMOV.F16 as not
721 predicable. Add "arch" attribute.
722 (*thumb2_movhi_fp16): Likewise.
723 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
724 (*thumb2_movsi_vfp): Add "arch" attribute.
726 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
728 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
731 2016-09-27 Marek Polacek <polacek@redhat.com>
733 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
736 * config/c6x/c6x.h: Adjust fall through comment.
737 * config/sh/sh.c (final_prescan_insn): Likewise.
738 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
739 (visium_expand_fp_cstore): Likewise.
741 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
743 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
744 expected by -Wimplicit-fallthrough.
745 (thumb1_size_rtx_costs): Likewise.
746 (thumb2_reorg): Likewise.
747 (tls_mentioned_p): Add "Fall through" comment.
748 (thumb2_reorg): Likewise.
749 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
750 comment form expected by -Wimplicit-fallthrough.
752 2016-09-27 Martin Liska <mliska@suse.cz>
754 PR gcov-profile/46266
755 * input.h (RESERVED_LOCATION_P): New macro.
756 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
757 instread of comparison with UNKNOWN_LOCATION.
759 2016-09-27 Richard Biener <rguenther@suse.de>
761 PR tree-optimization/77745
762 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
763 When removing redundant stores make sure to check compatibility
764 of the TBAA state for downstream accesses.
765 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
766 value-numbering virtual operands for store matches.
768 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
771 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
772 movrt patterns. Match them before anything else in the SET case.
774 2016-09-27 Martin Liska <mliska@suse.cz>
777 PR gcov-profile/16855
778 PR gcov-profile/44779
779 * coverage.c (build_gcov_exit_decl): New function.
780 (coverage_obj_init): Call the function and generate __gcov_exit
782 * doc/gcov.texi: Document when __gcov_exit function is called.
784 2016-09-27 Marek Polacek <polacek@redhat.com>
787 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
788 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
789 -Wno-error instead of -Wno-implicit-fallthrough.
791 2016-09-27 Martin Liska <mliska@suse.cz>
794 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
796 2016-09-27 Jakub Jelinek <jakub@redhat.com>
798 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
799 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
800 comments. Remove break after return.
801 (ix86_fp_compare_code_to_integer, has_dispatch,
802 ix86_simd_clone_usable): Remove break after return.
804 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
806 PR rlt-optimization/77714
807 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
810 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
813 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
814 extract_range_from_unary_expr to convert value_range.
815 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
816 (extract_range_from_unary_expr): This.
817 * tree-vrp.h (extract_range_from_unary_expr): Declare.
819 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
821 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
823 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
825 * config/i386/i386.c (ix86_print_operand)
826 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
827 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
828 (epilogue_renumber): Likewise.
830 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
833 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
834 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
836 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
838 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
839 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
840 is_mm_seq_cst, is_mm_sync): Move to ...
841 * memmodel.h: This. New file.
842 * builtins.c: Include memmodel.h.
843 * optabs.c: Likewise.
845 * config/aarch64/aarch64.c: Likewise.
846 * config/alpha/alpha.c: Likewise.
847 * config/arm/arm.c: Likewise.
848 * config/i386/i386.c: Likewise.
849 * config/ia64/ia64.c: Likewise.
850 * config/mips/mips.c: Likewise.
851 * config/rs6000/rs6000.c: Likewise.
852 * config/sparc/sparc.c: Likewise.
853 * genconditions.c: Include memmodel.h in generated file.
854 * genemit.c: Likewise.
855 * genoutput.c: Likewise.
856 * genpeep.c: Likewise.
857 * genpreds.c: Likewise.
858 * genrecog.c: Likewise.
860 2016-09-26 David Malcolm <dmalcolm@redhat.com>
862 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
863 "c" instead when parsing characters. Move operand parsing into...
864 (read_rtx_operand): ...this new function, renaming "i" to "idx",
865 and tightening the scope of various locals.
867 2016-09-26 Liu Hao <lh_mouse@126.com>
869 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
871 2016-09-26 Marek Polacek <polacek@redhat.com>
873 * system.h: Use __has_attribute to check whether the fallthrough
874 attribute is supported.
876 2016-09-26 Marek Polacek <polacek@redhat.com>
878 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
879 gimple_call_internal_p.
880 * ipa-split.c (find_return_bb): Likewise.
881 (execute_split_functions): Likewise.
882 * omp-low.c (dump_oacc_loop_part): Likewise.
883 (oacc_loop_xform_head_tail): Likewise.
884 * predict.c (predict_loops): Likewise.
885 * sanopt.c (pass_sanopt::execute): Likewise.
886 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
887 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
888 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
889 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
890 (expand_ifn_va_arg): Likewise.
891 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
892 (optimize_mask_stores): Likewise.
893 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
894 (vect_transform_stmt): Likewise.
895 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
896 * tsan.c (instrument_memory_accesses): Likewise.
898 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
899 Alexander Monakov <amonakov@ispras.ru>
901 * regrename.c (rename_chains): Check
902 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
903 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
904 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
906 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
908 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
909 (s390_sched_score): Likewise.
911 2016-09-26 Martin Liska <mliska@suse.cz>
913 * doc/gcov.texi: Update program output of gcov tool.
915 2016-09-26 Martin Liska <mliska@suse.cz>
917 PR gcov-profile/23332
918 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
919 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
920 * value-prof.c (dump_histogram_value): Do not handle
921 HIST_TYPE_CONST_DELTA.
922 (stream_in_histogram_value): Likewise.
923 (gimple_find_values_to_profile): Likewise.
924 * value-prof.h (enum hist_type): Likewise.
926 2016-09-26 Martin Liska <mliska@suse.cz>
928 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
929 from default sanitize recover values.
930 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
931 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
932 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
934 * opts.c (finish_options): Do a generic loop over options
935 that can be recovered.
936 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
938 (common_handle_option): Likewise.
939 * opts.h: Declare can_recover to sanitizer_opts_s.
941 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
943 * target.def(elf_flags_numeric): Change documentation to present tense.
944 * doc/tm.texi: Regenerate.
946 2016-09-26 Marek Polacek <polacek@redhat.com>
949 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
950 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
951 -Wno-switch-fallthrough.
952 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
953 (expand_builtin): Likewise.
954 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
955 * convert.c (convert_to_real_1): Likewise.
956 (convert_to_integer_1): Likewise.
957 * final.c (output_alternate_entry_point): Likewise.
958 * genattrtab.c (make_canonical): Likewise.
959 (write_test_expr): Likewise.
960 * genpreds.c (validate_exp): Likewise.
961 * gimple-ssa-strength-reduction.c
962 (find_candidates_dom_walker::before_dom_children): Likewise.
963 * godump.c (go_format_type): Likewise.
964 * reload1.c (elimination_effects): Likewise.
965 * resource.c (mark_referenced_resources): Likewise.
966 (mark_set_resources): Likewise.
967 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
968 * varasm.c (output_addressed_constants): Likewise.
970 2016-09-26 Marek Polacek <polacek@redhat.com>
973 * common.opt (Wimplicit-fallthrough): New option.
974 * doc/extend.texi: Document statement attributes and the fallthrough
976 * doc/invoke.texi: Document -Wimplicit-fallthrough.
977 * gimple.h (gimple_call_internal_p): New function.
978 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
979 (struct label_entry): New struct.
980 (find_label_entry): New function.
981 (case_label_p): New function.
982 (collect_fallthrough_labels): New function.
983 (last_stmt_in_scope): New function.
984 (should_warn_for_implicit_fallthrough): New function.
985 (warn_implicit_fallthrough_r): New function.
986 (maybe_warn_implicit_fallthrough): New function.
987 (expand_FALLTHROUGH_r): New function.
988 (expand_FALLTHROUGH): New function.
989 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
990 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
991 (gimplify_label_expr): New function.
992 (gimplify_case_label_expr): Set location.
993 (gimplify_expr): Call gimplify_label_expr.
994 * internal-fn.c (expand_FALLTHROUGH): New function.
995 * internal-fn.def (FALLTHROUGH): New internal function.
996 * langhooks.c (lang_GNU_OBJC): New function.
997 * langhooks.h (lang_GNU_OBJC): Declare.
998 * system.h (gcc_fallthrough): Define.
999 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
1000 * tree.h (FALLTHROUGH_LABEL_P): Define.
1002 2016-09-26 Richard Biener <rguenther@suse.de>
1004 * dwarf2out.c (stripattributes): Remove unused function.
1005 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
1006 Push dwarf_split_debug_info handling into init_sections_and_labels.
1007 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
1008 (DEBUG_MACRO_SECTION_FLAGS): Remove.
1009 (debug_macinfo_section_name): New global.
1010 (output_macinfo): Use debug_macinfo_section_name.
1011 (init_sections_and_labels): Split out section and label generation
1012 from dwarf2out_init. Set debug_macinfo_section_name.
1013 (dwarf2out_init): Move text section label generation and emission
1015 (dwarf2out_assembly_start): ... here.
1016 (dwarf2out_finish): Call init_sections_and_labels before DWARF
1019 2016-09-26 Richard Biener <rguenther@suse.de>
1022 * cgraphunit.c (analyze_functions): Before early removing
1023 global vars calls the late_global_decl debug handler mark
1024 the variable as readonly.
1026 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
1029 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
1030 (sh_rtx_costs): Handle SET of movt and movrt patterns.
1031 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
1032 declare new overloads.
1033 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
1036 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1038 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
1039 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
1041 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
1043 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
1044 * configure: Regenerate.
1046 2016-09-24 Marek Polacek <polacek@redhat.com>
1049 * doc/invoke.texi: Document -Wbool-operation.
1051 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1053 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
1054 * config/rs6000/rs6000.c (expand_block_compare): New function used by
1055 cmpmemsi pattern to do builtin expansion of memcmp ().
1056 (compute_current_alignment): Add helper function for
1057 expand_block_compare used to compute alignment as the compare proceeds.
1058 (select_block_compare_mode): Used by expand_block_compare to select
1059 the mode used for reading the next chunk of bytes in the compare.
1060 (do_load_for_compare): Used by expand_block_compare to emit the load
1061 insns for the compare.
1062 (rs6000_emit_dot_insn): Moved this function to avoid a forward
1063 reference from expand_block_compare ().
1064 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
1065 prototype for this function.
1066 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
1067 target option for controlling how much code inline expansion of
1068 memcmp() will be allowed to generate.
1070 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1072 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
1073 hook_bool_mode_false, hook_bool_mode_true,
1074 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1075 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1076 hook_bool_const_rtx_insn_const_rtx_insn_true,
1077 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
1078 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
1079 hook_bool_const_tree_hwi_hwi_const_tree_false,
1080 hook_bool_const_tree_hwi_hwi_const_tree_true,
1081 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
1082 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1083 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
1084 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
1085 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
1086 hook_bool_const_tree_true, hook_bool_tree_tree_false,
1087 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
1088 hook_bool_rtx_insn_true, hook_bool_rtx_false,
1089 hook_bool_uintp_uintp_false,
1090 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
1091 hook_rtx_tree_int_null, hook_uint_mode_0,
1092 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
1093 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
1094 hook_constcharptr_const_rtx_insn_null,
1095 hook_constcharptr_const_tree_const_tree_null,
1096 hook_constcharptr_int_const_tree_null,
1097 hook_constcharptr_int_const_tree_const_tree_null,
1098 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
1099 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
1100 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
1102 * vec.h (vNULL): Extend comment to say = vNULL initialization
1103 isn't needed for static vars.
1105 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
1106 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
1107 = vNULL initialization of file scope vec.
1108 * passes.c (pass_tab, enabled_pass_uid_range_tab,
1109 disabled_pass_uid_range_tab): Likewise.
1110 * haifa-sched.c (sched_luids, h_i_d): Likewise.
1111 * tree-chkp-opt.c (check_infos): Likewise.
1112 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
1114 * vec.h (vnull::operator vec): Add constexpr keyword for
1117 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
1119 PR tree-optimization/77654
1120 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
1121 to duplicate_ssa_name_ptr_info.
1123 2016-09-23 David Malcolm <dmalcolm@redhat.com>
1125 PR preprocessor/77672
1126 * input.c (selftest::test_lexer_string_locations_simple): Update
1127 test to expect location information of the terminator character
1128 at the location of the final closing quote.
1129 (selftest::test_lexer_string_locations_hex): Likewise.
1130 (selftest::test_lexer_string_locations_oct): Likewise.
1131 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
1132 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
1133 (selftest::test_lexer_string_locations_ucn4): Likewise.
1134 (selftest::test_lexer_string_locations_ucn8): Likewise.
1135 (selftest::test_lexer_string_locations_u8): Likewise.
1136 (selftest::test_lexer_string_locations_utf8_source): Likewise.
1137 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
1138 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
1139 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
1140 (selftest::test_lexer_string_locations_macro): Likewise.
1141 (selftest::test_lexer_string_locations_long_line): Likewise.
1143 2016-09-23 Richard Biener <rguenther@suse.de>
1145 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
1146 virtual definition to virtual use if the call devirtualizes
1147 to a const or pure function.
1148 (visit_use): Also visit calls we can devirtualize to a
1149 const or pure function.
1151 2016-09-23 Richard Biener <rguenther@suse.de>
1153 PR tree-optimization/77697
1154 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
1155 signal error if we have sth ternary or unhandled.
1157 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1159 * config/arm/arm_neon.h (vabd_f16): New.
1193 (vcvt_f16_s16): New.
1194 (vcvt_f16_u16): New.
1195 (vcvt_s16_f16): New.
1196 (vcvt_u16_f16): New.
1197 (vcvtq_f16_s16): New.
1198 (vcvtq_f16_u16): New.
1199 (vcvtq_s16_f16): New.
1200 (vcvtq_u16_f16): New.
1201 (vcvta_s16_f16): New.
1202 (vcvta_u16_f16): New.
1203 (vcvtaq_s16_f16): New.
1204 (vcvtaq_u16_f16): New.
1205 (vcvtm_s16_f16): New.
1206 (vcvtm_u16_f16): New.
1207 (vcvtmq_s16_f16): New.
1208 (vcvtmq_u16_f16): New.
1209 (vcvtn_s16_f16): New.
1210 (vcvtn_u16_f16): New.
1211 (vcvtnq_s16_f16): New.
1212 (vcvtnq_u16_f16): New.
1213 (vcvtp_s16_f16): New.
1214 (vcvtp_u16_f16): New.
1215 (vcvtpq_s16_f16): New.
1216 (vcvtpq_u16_f16): New.
1217 (vcvt_n_f16_s16): New.
1218 (vcvt_n_f16_u16): New.
1219 (vcvtq_n_f16_s16): New.
1220 (vcvtq_n_f16_u16): New.
1221 (vcvt_n_s16_f16): New.
1222 (vcvt_n_u16_f16): New.
1223 (vcvtq_n_s16_f16): New.
1224 (vcvtq_n_u16_f16): New.
1238 (vmul_lane_f16): New.
1241 (vmulq_lane_f16): New.
1263 (vrsqrteq_f16): New.
1267 (vrsqrtsq_f16): New.
1271 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1273 * config.gcc (extra_headers): Add arm_fp16.h
1274 * config/arm/arm_fp16.h: New.
1275 * config/arm/arm_neon.h: Include "arm_fp16.h".
1277 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1279 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
1281 (vmulf): New (v8hf, v4hf variants).
1282 (vfma): New (v8hf, v4hf variants).
1283 (vfms): New (v8hf, v4hf variants).
1284 (vsub): New (v8hf, v4hf variants).
1285 (vcage): New (v8hf, v4hf variants).
1286 (vcagt): New (v8hf, v4hf variants).
1287 (vcale): New (v8hf, v4hf variants).
1288 (vcalt): New (v8hf, v4hf variants).
1289 (vceq): New (v8hf, v4hf variants).
1290 (vcgt): New (v8hf, v4hf variants).
1291 (vcge): New (v8hf, v4hf variants).
1292 (vcle): New (v8hf, v4hf variants).
1293 (vclt): New (v8hf, v4hf variants).
1294 (vceqz): New (v8hf, v4hf variants).
1295 (vcgez): New (v8hf, v4hf variants).
1296 (vcgtz): New (v8hf, v4hf variants).
1297 (vcltz): New (v8hf, v4hf variants).
1298 (vclez): New (v8hf, v4hf variants).
1299 (vabd): New (v8hf, v4hf variants).
1300 (vmaxf): New (v8hf, v4hf variants).
1301 (vmaxnm): New (v8hf, v4hf variants).
1302 (vminf): New (v8hf, v4hf variants).
1303 (vminnm): New (v8hf, v4hf variants).
1304 (vpmaxf): New (v4hf variant).
1305 (vpminf): New (v4hf variant).
1306 (vpadd): New (v4hf variant).
1307 (vrecps): New (v8hf, v4hf variants).
1308 (vrsqrts): New (v8hf, v4hf variants).
1309 (vabs): New (v8hf, v4hf variants).
1310 (vneg): New (v8hf, v4hf variants).
1311 (vrecpe): New (v8hf, v4hf variants).
1312 (vrnd): New (v8hf, v4hf variants).
1313 (vrnda): New (v8hf, v4hf variants).
1314 (vrndm): New (v8hf, v4hf variants).
1315 (vrndn): New (v8hf, v4hf variants).
1316 (vrndp): New (v8hf, v4hf variants).
1317 (vrndx): New (v8hf, v4hf variants).
1318 (vrsqrte): New (v8hf, v4hf variants).
1319 (vmul_lane): Add v4hf and v8hf variants.
1320 (vmul_n): Add v4hf and v8hf variants.
1321 (vext): New (v8hf, v4hf variants).
1322 (vcvts): New (v8hi, v4hi variants).
1323 (vcvts): New (v8hf, v4hf variants).
1324 (vcvtu): New (v8hi, v4hi variants).
1325 (vcvtu): New (v8hf, v4hf variants).
1326 (vcvts_n): New (v8hf, v4hf variants).
1327 (vcvtu_n): New (v8hi, v4hi variants).
1328 (vcvts_n): New (v8hi, v4hi variants).
1329 (vcvtu_n): New (v8hf, v4hf variants).
1330 (vbsl): New (v8hf, v4hf variants).
1331 (vcvtas): New (v8hf, v4hf variants).
1332 (vcvtau): New (v8hf, v4hf variants).
1333 (vcvtms): New (v8hf, v4hf variants).
1334 (vcvtmu): New (v8hf, v4hf variants).
1335 (vcvtns): New (v8hf, v4hf variants).
1336 (vcvtnu): New (v8hf, v4hf variants).
1337 (vcvtps): New (v8hf, v4hf variants).
1338 (vcvtpu): New (v8hf, v4hf variants).
1340 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1342 * config/arm/arm-builtins.c (hf_UP): New.
1344 (vfp_builtin_data): New. Update comment.
1345 (enum arm_builtins): Include "arm_vfp_builtins.def".
1346 (ARM_BUILTIN_VFP_PATTERN_START): New.
1347 (arm_init_vfp_builtins): New.
1348 (arm_init_builtins): Add arm_init_vfp_builtins.
1349 (arm_expand_vfp_builtin): New.
1350 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
1352 * config/arm/arm_vfp_builtins.def: New file.
1353 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
1354 (arm-builtins.o): Likewise.
1356 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
1359 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
1360 from constant while creating value range.
1362 2016-09-23 Renlin Li <renlin.li@arm.com>
1364 * ira.c (ira): Move ira_use_lra_p initialization code to ...
1365 (ira_init_once): Here.
1367 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
1368 Jakub Jelinek <jakub@redhat.com>
1370 * hooks.h (hook_uint_uintp_false): Rename to...
1371 (hook_bool_uint_uintp_false): ... this.
1372 * hooks.c (hook_uint_uintp_false): Rename to...
1373 (hook_bool_uint_uintp_false): ... this.
1374 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
1375 instead of hook_uint_uintp_false.
1377 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1379 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
1380 (arm_init_builtins): Move body of a loop to the standalone
1381 function arm_init_neon_builtin.
1382 (arm_expand_neon_builtin_1): New. Update comment. Function body
1383 moved from arm_neon_builtin with some white-space fixes.
1384 (arm_expand_neon_builtin): Move code into the standalone function
1385 arm_expand_neon_builtin_1.
1387 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1389 * config/arm/iterators.md (VCVTHI): New.
1390 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
1394 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
1395 (V_HALF): Add V4HF. Fix white-space.
1396 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
1397 (V_s_elem): Likewise.
1398 (V_sz_elem): Fix white-space.
1399 (V_elem_ch): Likewise.
1401 (scalar_mul_constraint): Add V8HF and V4HF.
1402 (Is_float_mode): Fix white-space.
1403 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
1404 (q): Add HF. Fix white-space.
1407 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
1408 (neon_vfm_lane_as): New.
1409 * config/arm/neon.md (add<mode>3_fp16): New.
1410 (sub<mode>3_fp16): New.
1411 (mul<mode>3add<mode>_neon): New.
1412 (fma<VH:mode>4_intrinsic): New.
1413 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
1414 (fmsub<VH:mode>4_intrinsic): New.
1415 (<absneg_str><mode>2): New.
1416 (neon_v<absneg_str><mode>): New.
1417 (neon_v<fp16_rnd_str><mode>): New.
1418 (neon_vrsqrte<mode>): New.
1419 (neon_vpaddv4hf): New.
1420 (neon_vadd<mode>): New.
1421 (neon_vsub<mode>): New.
1422 (neon_vmulf<mode>): New.
1423 (neon_vfma<VH:mode>): New.
1424 (neon_vfms<VH:mode>): New.
1425 (neon_vc<cmp_op><mode>): New.
1426 (neon_vc<cmp_op><mode>_fp16insn): New
1427 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
1428 (neon_vca<cmp_op><mode>): New.
1429 (neon_vca<cmp_op><mode>_fp16insn): New.
1430 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
1431 (neon_vc<cmp_op>z<mode>): New.
1432 (neon_vabd<mode>): New.
1433 (neon_v<maxmin>f<mode>): New.
1434 (neon_vp<maxmin>fv4hf: New.
1435 (neon_<fmaxmin_op><mode>): New.
1436 (neon_vrecps<mode>): New.
1437 (neon_vrsqrts<mode>): New.
1438 (neon_vrecpe<mode>): New (VH variant).
1439 (neon_vdup_lane<mode>_internal): New.
1440 (neon_vdup_lane<mode>): New.
1441 (neon_vcvt<sup><mode>): New (VCVTHI variant).
1442 (neon_vcvt<sup><mode>): New (VH variant).
1443 (neon_vcvt<sup>_n<mode>): New (VH variant).
1444 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
1445 (neon_vcvt<vcvth_op><sup><mode>): New.
1446 (neon_vmul_lane<mode>): New.
1447 (neon_vmul_n<mode>): New.
1448 * config/arm/unspecs.md (UNSPEC_VCALE): New
1449 (UNSPEC_VCALT): New.
1450 (UNSPEC_VFMA_LANE): New.
1451 (UNSPECS_VFMS_LANE): New.
1453 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1455 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
1456 ("*extzv<mode><clobbercc_or_nocc>"):
1457 Correct a typo in a comment.
1459 ("*insv<mode>_zEC12", "*insv<mode>_z10")
1460 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
1461 ("*insv<mode>_zEC12_appendbitsleft")
1462 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
1463 ("*insv<mode>_z10_appendbitsleft"): Ditto.
1464 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
1465 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
1466 Provide pattern with operands switched.
1467 ("*pre_z10_extv<mode>"):
1468 Use new subst patterns.
1469 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
1470 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
1471 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
1472 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
1473 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
1474 ("*<risbg_n>_sidi_ior_and_lshiftrt")
1475 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
1477 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
1478 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
1479 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
1481 ("SINT"): New mode_iterator with SI, HI, QI.
1482 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
1483 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
1486 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1488 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
1489 new interface of s390_contiguous_bitmask_p.
1490 ("contiguous_bitmask_nowrap_operand"): New predicate.
1491 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
1492 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
1493 of s390_contiguous_bitmask_p.
1494 ("NxxDw"): Rename NxxDq constraint to NxxDw.
1495 ("NxxSw"): New constraint.
1496 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
1497 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
1499 (s390_contiguous_bitmask_nowrap_p): Export.
1500 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
1501 former s390_contiguous_bitmask_p.
1502 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
1503 detect contiguous bit ranges with wraparound. Change signature to
1504 return START and END position instead of POS and LENGTH.
1505 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
1506 ranges with wraparound.
1507 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
1508 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
1509 Adapt to new signature of s390_contiguous_bitmask_p.
1511 2016-09-23 Bin Cheng <bin.cheng@arm.com>
1513 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
1514 (create_intersect_range_checks): New.
1515 (vect_create_cond_for_alias_checks): Call above function.
1517 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1519 * config/arm/iterators.md (Code iterators): Fix some white-space
1523 (FCVT): Moved from vfp.md.
1524 (VCVT_HF_US_N): New.
1525 (VCVT_SI_US_N): New.
1530 (FCVTI32typename): Moved from vfp.md.
1531 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
1532 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
1533 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
1534 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
1535 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
1537 (fp16_rnd_str): New.
1538 (fp16_rnd_insn): New.
1539 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
1540 (UNSPEC_VCVT_HF_U_N): New.
1541 (UNSPEC_VCVT_SI_S_N): New.
1542 (UNSPEC_VCVT_SI_U_N): New.
1543 (UNSPEC_VCVTH_S): New.
1544 (UNSPEC_VCVTH_U): New.
1545 (UNSPEC_VCVTA_S): New.
1546 (UNSPEC_VCVTA_U): New.
1547 (UNSPEC_VCVTM_S): New.
1548 (UNSPEC_VCVTM_U): New.
1549 (UNSPEC_VCVTN_S): New.
1550 (UNSPEC_VCVTN_U): New.
1551 (UNSPEC_VCVTP_S): New.
1552 (UNSPEC_VCVTP_U): New.
1553 (UNSPEC_VCVTP_S): New.
1554 (UNSPEC_VCVTP_U): New.
1556 (UNSPEC_VRNDA): New.
1557 (UNSPEC_VRNDI): New.
1558 (UNSPEC_VRNDM): New.
1559 (UNSPEC_VRNDN): New.
1560 (UNSPEC_VRNDP): New.
1561 (UNSPEC_VRNDX): New.
1562 * config/arm/vfp.md (<absneg_str>hf2): New.
1564 (neon_v<fp16_rnd_str>hf): New.
1565 (neon_vrndihf): New.
1570 (*mulsf3neghf_vfp): New.
1571 (*negmulhf3_vfp): New.
1572 (*mulsf3addhf_vfp): New.
1573 (*mulhf3subhf_vfp): New.
1574 (*mulhf3neghfaddhf_vfp): New.
1575 (*mulhf3neghfsubhf_vfp): New.
1578 (fmsubhf4_fp16): New.
1582 (neon_vsqrthf): New.
1583 (neon_vrsqrtshf): New.
1584 (FCVT): Move to iterators.md.
1585 (FCVTI32typename): Likewise.
1586 (neon_vcvth<sup>hf): New.
1587 (neon_vcvth<sup>si): New.
1588 (neon_vcvth<sup>_nhf_unspec): New.
1589 (neon_vcvth<sup>_nhf): New.
1590 (neon_vcvth<sup>_nsi_unspec): New.
1591 (neon_vcvth<sup>_nsi): New.
1592 (neon_vcvt<vcvth_op>h<sup>si): New.
1593 (neon_<fmaxmin_op>hf): New.
1595 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1597 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
1598 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
1599 ("*insv<mode>_zEC12_appendbitsleft")
1600 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
1601 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
1603 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1605 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
1606 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
1607 construct values without normalization.
1608 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
1609 static local lhs_ops to vNULL.
1611 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1612 Jiong Wang <jiong.wang@arm.com>
1614 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
1615 available when FP16 instructions are available.
1616 (output_move_vfp): Add support for 16-bit data moves.
1617 (arm_validize_comparison): Fix some white-space. Support HFmode
1618 by conversion to SFmode.
1619 * config/arm/arm.md (truncdfhf2): Fix a comment.
1620 (extendhfdf2): Likewise.
1622 (movsicc): Fix some white-space.
1624 (movsfcc): Fix some white-space.
1626 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
1627 instructions are available.
1628 (*thumb2_movhi_vfp): Likewise.
1629 (*arm_movhi_fp16): New.
1630 (*thumb2_movhi_fp16): New.
1631 (*movhf_vfp_fp16): New.
1632 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
1633 (*movhf_vfp): Likewise.
1634 (extendhfsf2): Enable when VFP FP16 instructions are available.
1635 (truncsfhf2): Enable when VFP FP16 instructions are available.
1637 2016-09-23 Martin Liska <mliska@suse.cz>
1639 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
1641 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1643 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
1645 (arm_evpc_neon_vtrn): Likewise.
1646 (arm_evpc_neon_vrev): Likewise.
1647 (arm_evpc_neon_vext): Likewise.
1648 * config/arm/arm_neon.h (vbsl_f16): New.
1652 (vdup_lane_f16): New.
1653 (vdupq_lane_f16): New.
1666 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
1667 (vdup_lane): New (v8hf, v4hf variants).
1668 (vext): New (v8hf, v4hf variants).
1669 (vbsl): New (v8hf, v4hf variants).
1670 * config/arm/iterators.md (VDQWH): New.
1672 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
1673 (Scalar_mul_8_16): Fix white-space.
1674 (Is_d_reg): Add V4HF and V8HF.
1675 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
1676 (neon_vdup_lane<mode>): New.
1677 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
1678 (*neon_vtrn<mode>_insn): Likewise.
1679 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
1680 (*neon_vzip<mode>_insn): Likewise
1681 (neon_vuzp<mode>_internal): Likewise.
1682 (*neon_vuzp<mode>_insn): Likewise
1683 * config/arm/vec-common.md (vec_perm_const<mode>): New.
1685 2016-09-23 Jiong Wang <jiong.wang@arm.com>
1686 Matthew Wahab <matthew.wahab@arm.com>
1688 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
1689 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
1690 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
1691 available. Also fix some white-space.
1692 * config/arm/vfp.md (*arm_movhi_vfp): New.
1693 (*thumb2_movhi_vfp): New.
1695 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1697 * config/arm/arm-c.c (arm_cpu_builtins): Define
1698 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
1699 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
1701 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1703 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
1704 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
1705 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
1706 arm_v8_2a_fp16_neon_hw.
1707 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
1710 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1712 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
1713 arm_fp16_alternative_ok and arm_fp16_none_ok.
1715 2016-09-23 Martin Liska <mliska@suse.cz>
1717 * ipa-icf.c (sem_variable::merge): Replace adress with address.
1719 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1721 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
1723 ("armv8.2-a+fp16"): New.
1724 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
1725 (FL2_FP16INST): New.
1726 (FL2_FOR_ARCH8_2A): New.
1727 * config/arm/arm-tables.opt: Regenerate.
1728 * config/arm/arm.c (arm_arch8_2): New.
1729 (arm_fp16_inst): New.
1730 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
1731 for incompatible fp16-format settings.
1732 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
1733 (TARGET_NEON_FP16INST): New.
1734 (arm_arch8_2): Declare.
1735 (arm_fp16_inst): Declare.
1736 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
1737 march=armv8.2-a and march=armv8.2-a+fp16.
1738 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
1740 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
1741 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
1743 2016-09-23 Martin Liska <mliska@suse.cz>
1745 * doc/extend.texi: Remove fused-madd from i386 target options.
1747 2016-09-23 Martin Liska <mliska@suse.cz>
1749 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
1752 2016-09-23 Martin Liska <mliska@suse.cz>
1754 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
1757 2016-09-23 Martin Liska <mliska@suse.cz>
1760 * config/i386/i386.c (ix86_option_override_internal): Change
1761 signature and return false when there's an error related to
1763 (release_options_strings): New function.
1764 (ix86_valid_target_attribute_tree): Call the function.
1766 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1768 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
1769 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
1770 (gen_hsa_ctor_assignment): Likewise.
1771 * print-tree.c (print_node): Likewise.
1772 * tree-dump.c (dequeue_and_dump): Likewise.
1773 * tree-sra.c (sra_modify_constructor_assign): Likewise.
1774 * expr.c (store_constructor): Likewise.
1775 * fold-const.c (operand_equal_p): Likewise.
1776 * tree-pretty-print.c (dump_generic_node): Likewise.
1777 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
1778 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
1780 2016-09-23 Richard Biener <rguenther@suse.de>
1782 * hooks.h (hook_uint_uintp_false): Declare.
1784 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1786 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
1787 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
1789 2016-09-22 Martin Sebor <msebor@redhat.com>
1792 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
1793 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
1794 (target_int_min): Correct computation.
1795 (format_integer): Use long long as the argument for the ll length
1797 (format_floating): Use target_int_max().
1798 (get_string_length): Same.
1799 (format_string): Avoid setting the bounded flag for strings
1801 (try_substitute_return_value): Avoid setting range info when
1802 the result isn't bounded.
1803 * varasm.c (assemble_name): Increase buffer size.
1805 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
1806 Terry Guo <terry.guo@arm.com>
1808 * target.def (elf_flags_numeric): New target hook.
1809 * targhooks.h (default_asm_elf_flags_numeric): New.
1810 * varasm.c (default_asm_elf_flags_numeric): New.
1811 (default_elf_asm_named_section): Use new target hook.
1812 * config/arm/arm.opt (mpure-code): New.
1813 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
1814 * config/arm/arm.c (arm_asm_init_sections): Add section
1815 attribute to default text section if -mpure-code.
1816 (arm_option_check_internal): Diagnose use of option with
1817 non supported targets and/or options.
1818 (arm_asm_elf_flags_numeric): New.
1819 (arm_function_section): New.
1820 (arm_elf_section_type_flags): New.
1821 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
1823 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
1824 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
1826 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
1828 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
1830 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1832 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
1833 * rtl.h: Adjust prototype.
1835 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1837 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
1838 (prev_active_insn): Likewise.
1839 (active_insn_p): Likewise.
1840 * rtl.h: Adjust prototypes.
1841 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
1842 * config/arc/arc.md: Likewise.
1843 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
1844 (branch_needs_nop_p): Likewise.
1845 (use_skip_p): Likewise.
1846 * config/sh/sh.c (gen_block_redirect): Likewise.
1847 (split_branches): Likewise.
1848 * reorg.c (optimize_skip): Likewise.
1849 (fill_simple_delay_slots): Likewise.
1850 (fill_slots_from_thread): Likewise.
1851 (relax_delay_slots): Likewise.
1852 * resource.c (mark_target_live_regs): Likewise.
1854 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1856 * config/cris/cris.c (cris_asm_output_case_end): Change argument
1858 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
1859 (prev_nonnote_nondebug_insn): Likewise.
1860 * config/cris/cris-protos.h: Adjust prototype.
1862 * jump.c (rtx_renumbered_equal_p): Adjust.
1864 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1866 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
1867 * rtl.h: Adjust prototype.
1868 * config/sh/sh.md: Adjust.
1869 * dwarf2out.c (add_var_loc_to_decl): Likewise.
1871 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1873 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
1874 (prev_nondebug_insn): Likewise.
1875 * loop-doloop.c (doloop_condition_get): Likewise.
1876 * rtl.h: Adjust prototype.
1877 * cfgloop.h: Likewise.
1879 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1881 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
1882 (prev_nonnote_insn): Likewise.
1883 * jump.c (reversed_comparison_code_parts): Likewise.
1884 (reversed_comparison): Likewise.
1885 * rtl.h: Adjust prototypes.
1886 * config/arc/arc.md: Adjust.
1887 * cse.c (find_comparison_args): Likewise.
1888 * reorg.c (redundant_insn): Change return type to rtx_insn *.
1889 (fix_reg_dead_note): Change argument type to rtx_insn *.
1890 (delete_prior_computation): Likewise.
1891 (delete_computation): Likewise.
1892 (fill_slots_from_thread): Adjust.
1893 (relax_delay_slots): Likewise.
1894 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1895 (simplify_relational_operation_1): Likewise.
1896 (simplify_ternary_operation): Likewise.
1898 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1900 * config/arc/arc-protos.h (arc_label_align): Change type of
1901 variables from rtx to rtx_insn *.
1902 * config/arc/arc.c (arc_label_align): Likewise.
1903 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
1904 * config/bfin/bfin.c (workaround_speculation): Likewise.
1905 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
1906 (find_last_same_clock): Likewise.
1907 (reorg_split_calls): Likewise.
1908 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
1909 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
1910 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
1911 (same_cmp_following_p): Likewise.
1912 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
1913 (same_cmp_following_p): Likwise.
1914 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
1915 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
1916 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
1917 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
1918 (rl78_alloc_physical_registers_cmp): Likewise.
1919 (rl78_alloc_physical_registers_umul): Likewise.
1920 (rl78_calculate_death_notes): Likewise.
1921 * config/s390/s390-protos.h (s390_label_align): Likewise.
1922 * config/s390/s390.c (s390_label_align): Likewise.
1923 * config/sh/sh.c (barrier_align): Likewise.
1924 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
1925 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
1926 (emit_cbcond_nop): Likewise.
1928 2016-09-22 Martin Liska <mliska@suse.cz>
1931 * ipa-icf.c (sem_variable::merge): Yield merge operation if
1932 alias address matters, not necessarily address of original.
1934 2016-09-22 Richard Biener <rguenther@suse.de>
1937 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
1940 2016-09-22 Richard Biener <rguenther@suse.de>
1943 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
1944 from constant folding results.
1945 (gimple_resimplify2): Likewise.
1946 (gimple_resimplify3): Likewise.
1948 2016-09-22 Richard Biener <rguenther@suse.de>
1951 * expr.c (expand_expr_real_1): Guard array access against negative
1954 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1956 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
1958 (format_floating): Likewise.
1960 2016-09-22 Jakub Jelinek <jakub@redhat.com>
1963 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
1964 for all IFN_GOMP_SIMD_* internal fns, not just for
1965 IFN_GOMP_SIMD_ORDERED_*.
1967 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1970 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
1971 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
1972 instructions when you want to invert the test.
1973 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
1974 correct order for XXSEL.
1975 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
1976 for using XSCMP{EQ,GT,GE}DP.
1978 2016-09-21 David Malcolm <dmalcolm@redhat.com>
1980 * genconstants.c (main): Introduce noop_reader and convert call
1981 to read_md_files to a method call.
1982 * genenums.c (main): Likewise.
1983 * genmddeps.c (main): Likewise.
1984 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
1985 rtx_reader_ptr->get_top_level_filename ().
1986 (write_tm_preds_h): Likewise.
1987 (write_insn_preds_c): Likewise.
1988 * gensupport.c (class gen_reader): New subclass of rtx_reader.
1989 (rtx_handle_directive): Convert to...
1990 (gen_reader::handle_unknown_directive): ...this.
1991 (init_rtx_reader_args_cb): Convert return type from bool to
1992 rtx_reader *. Create a gen_reader instance, using it for the
1993 call to read_md_files. Return it if no errors occur.
1994 (init_rtx_reader_args): Convert return type from bool to
1996 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1997 (init_rtx_reader_args_cb): Likewise.
1998 * read-md.c (struct file_name_list): Move to class rtx_reader.
1999 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
2000 (read_md_filename): Delete in favor of
2001 rtx_reader::m_read_md_filename.
2002 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
2003 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
2004 (base_dir): Delete in favor of rtx_reader::m_base_dir.
2005 (first_dir_md_include): Delete in favor of
2006 rtx_reader::m_first_dir_md_include.
2007 (last_dir_md_include_ptr): Delete in favor of
2008 rtx_reader::m_last_dir_md_include_ptr.
2009 (max_include_len): Delete.
2010 (rtx_reader_ptr): New.
2011 (fatal_with_file_and_line): Use get_filename and get_lineno
2012 accessors of rtx_reader_ptr.
2013 (require_char_ws): Likewise.
2014 (rtx_reader::read_char): New method, based on ::read_char.
2015 (rtx_reader::unread_char): New method, based on ::unread_char.
2016 (read_escape): Use get_filename and get_lineno accessors of
2018 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
2019 (read_string): Use get_filename and get_lineno accessors of
2021 (rtx_reader::rtx_reader): New ctor.
2022 (rtx_reader::~rtx_reader): New dtor.
2023 (handle_include): Convert from a function to...
2024 (rtx_reader::handle_include): ...this method, converting
2025 handle_directive from a callback to a virtual function.
2026 (handle_file): Likewise, converting to...
2027 (rtx_reader::handle_file): ...this method.
2028 (handle_toplevel_file): Likewise, converting to...
2029 (rtx_reader::handle_toplevel_file): ...this method.
2030 (rtx_reader::get_current_location): New method.
2031 (parse_include): Convert from a function to...
2032 (rtx_reader::add_include_path): ...this method, dropping redundant
2033 update to unused max_include_len.
2034 (read_md_files): Convert from a function to...
2035 (rtx_reader::read_md_files): ...this method, converting
2036 handle_directive from a callback to a virtual function.
2037 (noop_reader::handle_unknown_directive): New method.
2038 * read-md.h (directive_handler_t): Delete this typedef.
2040 (read_md_file): Delete.
2041 (read_md_lineno): Delete.
2042 (read_md_filename): Delete.
2043 (class rtx_reader): New class.
2044 (rtx_reader_ptr): New decl.
2045 (class noop_reader): New subclass of rtx_reader.
2046 (read_char): Reimplement in terms of rtx_reader::read_char.
2047 (unread_char): Reimplement in terms of rtx_reader::unread_char.
2048 (read_md_files): Delete.
2049 * read-rtl.c (read_rtx_code): Update for deletion of globals
2050 read_md_filename and read_md_lineno.
2052 2016-09-21 Jason Merrill <jason@redhat.com>
2054 * input.h (from_macro_definition_at): New.
2056 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
2058 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
2060 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2062 PR tree-optimization/77550
2063 * tree-vect-stmts.c (create_array_ref): Change parameters.
2064 (get_group_alias_ptr_type): New function.
2065 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
2067 2016-09-21 Marek Polacek <polacek@redhat.com>
2069 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
2070 Add falls through comment.
2072 2016-09-21 Richard Biener <rguenther@suse.de>
2074 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
2075 (replace_child): Likewise.
2076 (remove_child_TAG): Adjust.
2077 (move_marked_base_types): Likewise.
2078 (prune_unused_types_prune): Clear die_sib of removed children.
2080 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
2083 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
2084 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
2086 2016-09-21 Richard Biener <rguenther@suse.de>
2088 PR tree-optimization/77648
2089 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
2091 (make_transitive_closure_constraints): Adjust comment.
2092 (make_any_offset_constraints): New function.
2093 (handle_rhs_call): Make sure to first expand a pointer to all
2094 subfields before transitively closing it.
2095 (handle_const_call): Likewise. Properly expand returned
2097 (handle_pure_call): Likewise.
2099 2016-09-21 Richard Biener <rguenther@suse.de>
2100 Jakub Jelinek <jakub@redhat.com>
2102 PR tree-optimization/77621
2103 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
2104 group at non-vectorizable stmts.
2106 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2108 PR tree-optimization/72835
2109 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
2110 (make_new_ssa_for_all_defs): Likewise.
2111 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
2113 2016-09-20 Martin Sebor <msebor@redhat.com>
2116 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
2117 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
2118 * config/linux.c (gnu_libc_printf_pointer_format): New function.
2119 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
2120 * config/sol2.c (solaris_printf_pointer_format): New function.
2121 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
2123 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
2124 * doc/tm.texi: Regenerate.
2125 * gimple-fold.h (get_range_strlen): New function.
2126 (get_maxval_strlen): Declare existing function.
2127 * gimple-fold.c (get_range_strlen): Add arguments and compute both
2128 maximum and minimum.
2129 (get_range_strlen): Define overload.
2130 (get_maxval_strlen): Adjust.
2131 * gimple-ssa-sprintf.c: New file and pass.
2132 * passes.def (pass_sprintf_length): Add new pass.
2133 * targhooks.h (default_printf_pointer_format): Declare new function.
2134 (gnu_libc_printf_pointer_format): Same.
2135 (solaris_libc_printf_pointer_format): Same.
2136 * targhooks.c (default_printf_pointer_format): Define new function.
2137 * tree-pass.h (make_pass_sprintf_length): Declare new function.
2138 * print-tree.c: Increase buffer size.
2140 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2142 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
2144 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2146 * common.opt: New option -fipa-vrp.
2147 * ipa-cp.c (ipa_get_vr_lat): New.
2148 (ipcp_vr_lattice::print): Likewise.
2149 (print_all_lattices): Call ipcp_vr_lattice::print.
2150 (ipcp_vr_lattice::meet_with): New.
2151 (ipcp_vr_lattice::meet_with_1): Likewise.
2152 (ipcp_vr_lattice::top_p): Likewise.
2153 (ipcp_vr_lattice::bottom_p): Likewsie.
2154 (ipcp_vr_lattice::set_to_bottom): Likewise.
2155 (set_all_contains_variable): Call VR set_to_bottom.
2156 (initialize_node_lattices): Init VR lattices.
2157 (propagate_vr_accross_jump_function): New.
2158 (propagate_constants_accross_call): Call
2159 propagate_vr_accross_jump_function.
2160 (ipcp_store_vr_results): New.
2161 (ipcp_driver): Handle VR.
2162 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
2163 (ipa_set_jf_unknown): Likewise.
2164 (ipa_compute_jump_functions_for_edge): Likewise.
2165 (ipa_node_params_t::duplicate): Likewise.
2166 (ipa_write_jump_function): Likewise.
2167 (ipa_read_jump_function): Likewise.
2168 (write_ipcp_transformation_info): Likewise.
2169 (read_ipcp_transformation_info): Likewise.
2170 (ipcp_update_vr): New.
2171 (ipcp_transform_function): Handle VR.
2172 * ipa-prop.h (struct ipa_vr): New.
2173 * cgraph.c: Include tree-vrp.h.
2174 * cgraphunit.c: Likewise.
2175 * ipa-utils.c: Likewise.
2178 * toplev.c: Likewise.
2179 * ipa-devirt.c: Likewise.
2180 * ipa-inline-transform.c: Likewise.
2181 * ipa-inline.c: Likewise.
2182 * ipa-profile.c: Likewise.
2184 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2186 * doc/invoke.texi: Document -fdump-tree-evrp.
2187 * passes.def: Define new pass_early_vrp.
2188 * timevar.def: Define new TV_TREE_EARLY_VRP.
2189 * tree-pass.h (make_pass_early_vrp): New.
2190 * tree-ssa-propagate.c: Make replace_uses_in non static.
2191 * tree-ssa-propagate.h: Export replace_uses_in.
2192 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
2193 (extract_range_from_assert): Factor out
2194 extract_range_for_var_from_comparison_expr.
2195 (vrp_initialize_lattice): New.
2196 (vrp_initialize): Factor out vrp_initialize_lattice.
2197 (vrp_valueize): Fix it to reject complex value ranges.
2198 (vrp_free_lattice): New.
2199 (evrp_dom_walker::before_dom_children): Likewise.
2200 (evrp_dom_walker::after_dom_children): Likewise.
2201 (evrp_dom_walker::push_value_range): Likewise.
2202 (evrp_dom_walker::pop_value_range): Likewise.
2203 (execute_early_vrp): Likewise.
2204 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
2205 (make_pass_early_vrp): New.
2207 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2209 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
2210 instead of exact_log2.
2212 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2215 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
2216 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
2217 (ix86_add_stmt_cost): Penalize DFmode vector operations
2218 for !TARGET_VECTORIZE_DOUBLE.
2220 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
2222 * doc/invoke.texi (Warning Options): Simplify language.
2223 (Optimize Options): Complete sentence.
2225 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
2227 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
2230 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2233 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
2234 inits on power8 and above, use the VMRGEW instruction instead of a
2237 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
2238 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
2241 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2243 * config/aarch64/arm_neon.h
2244 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
2245 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
2246 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
2248 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2250 * config/var/vax.h (ELIMINABLE_REGS): Define.
2251 (INITIAL_ELIMINATION_OFFSET): Define.
2253 2016-09-20 Jakub Jelinek <jakub@redhat.com>
2256 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
2257 cast to void * if the cast is from some other pointer type.
2259 2016-09-20 Richard Biener <rguenther@suse.de>
2261 PR tree-optimization/77646
2262 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
2265 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2267 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
2268 attributes to all inlined functions and make them extern.
2270 2016-09-20 Richard Biener <rguenther@suse.de>
2272 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
2274 * debug.c (do_nothing_debug_hooks): Adjust.
2275 * dbxout.c (dbx_debug_hooks): Likewise.
2276 * sdbout.c (sdb_debug_hooks): Likewise.
2277 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
2278 (dwarf2out_finish): Move producer, filename and
2280 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
2281 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
2283 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
2286 * doc/invoke.texi: Document -Wint-in-bool-context.
2289 * dwarf2out.c (output_loc_operands): Fix an assertion.
2291 2016-09-19 Joseph Myers <joseph@codesourcery.com>
2293 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
2294 (CR_DECIMAL_DIG): New macro.
2296 2016-09-19 Joseph Myers <joseph@codesourcery.com>
2298 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
2301 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
2303 PR rtl-optimization/77416
2304 * lra-remat.c (operand_to_remat): Process hard coded insn
2307 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2309 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
2310 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
2312 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
2314 * target.def (lra_p): Wordsmithing.
2315 * doc/tm.texi: Regenerate.
2317 2016-09-19 Jakub Jelinek <jakub@redhat.com>
2318 Jan Hubicka <jh@suse.cz>
2321 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
2322 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
2323 Call ultimate_alias_target just once, not up to 4 times.
2325 2016-09-19 Richard Biener <rguenther@suse.de>
2327 * dwarf2out.c (early_dwarf_finished): New global.
2328 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
2330 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
2331 if called from LTO exit early.
2332 (dwarf2out_late_global_decl): When being during the early
2333 debug phase do not add locations but only const value attributes.
2334 Adjust the way we generate early DIEs for LTO.
2336 2016-09-19 Richard Biener <rguenther@suse.de>
2339 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
2340 proper niter to bound the loops.
2342 2016-09-19 Richard Biener <rguenther@suse.de>
2344 PR tree-optimization/77514
2345 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
2346 search for folded stmt.
2348 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
2350 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
2351 * tree-pass.h (make_pass_early_thread_jumps): Declare.
2352 * tree-ssa-threadbackward.c (fsm_find_thread_path,
2353 fsm_find_thread_path, profitable_jump_thread_path,
2354 fsm_find_control_statement_thread_paths,
2355 find_jump_threads_backwards): Add speed_p parameter.
2356 (pass_data_early_thread_jumps): New pass.
2357 (make_pass_early_thread_jumps): New function.
2359 2016-09-17 Andreas Schwab <schwab@suse.de>
2361 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
2362 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2364 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
2366 * recog.c (rest_of_handle_split_after_reload): Delete.
2367 (pass_split_after_reload::gate): New method.
2368 (pass_split_after_reload::execute): Call split_all_insns directly.
2370 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
2372 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
2373 parameters for functions taking long long arguments.
2375 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2378 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
2379 splat with truncate.
2381 2016-09-16 Jason Merrill <jason@redhat.com>
2383 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
2385 * hwint.c (exact_log2): Use pow2p_hwi.
2386 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
2387 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
2388 * builtins.c (get_object_alignment_2, get_object_alignment)
2389 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
2391 * calls.c (compute_argument_addresses, store_one_arg): Use
2393 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
2394 * combine.c (force_to_mode): Use least_bit_hwi.
2395 (contains_muldiv, find_split_point, combine_simplify_rtx)
2396 (simplify_if_then_else, simplify_set, force_to_mode)
2397 (if_then_else_cond, simplify_and_const_int_1)
2398 (simplify_compare_const): Use pow2p_hwi.
2399 * cse.c (fold_rtx): Use pow2p_hwi.
2400 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
2402 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
2403 (init_expmed_one_conv): Use pow2p_hwi.
2404 * expr.c (is_aligning_offset): Use pow2p_hwi.
2405 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
2406 (fold_binary_loc): Use pow2p_hwi.
2407 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
2408 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
2409 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
2410 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
2412 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
2413 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
2414 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
2415 * omp-low.c (oacc_loop_fixed_partitions)
2416 (oacc_loop_auto_partitions): Use least_bit_hwi.
2417 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
2418 * stor-layout.c (place_field): Use least_bit_hwi.
2419 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
2420 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
2421 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
2422 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
2423 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
2424 * tree-vect-data-refs.c (vect_analyze_group_access_1)
2425 (vect_grouped_store_supported, vect_grouped_load_supported)
2426 (vect_permute_load_chain, vect_shift_permute_load_chain)
2427 (vect_transform_grouped_load): Use pow2p_hwi.
2428 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
2429 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
2430 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
2432 * tsan.c (instrument_expr): Use least_bit_hwi.
2433 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
2435 2016-09-16 Andreas Schwab <schwab@suse.de>
2437 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
2439 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2441 2016-09-16 Jakub Jelinek <jakub@redhat.com>
2444 * combine.c (rest_of_handle_combine): If any edges have been purged,
2445 free dominators if available.
2447 2016-09-16 Jakub Jelinek <jakub@redhat.com>
2448 Eric Botcazou <ebotcazou@adacore.com>
2451 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
2452 through into expand_addsub_overflow after expand_neg_overflow.
2454 2016-09-15 David Malcolm <dmalcolm@redhat.com>
2456 * diagnostic-show-locus.c
2457 (selftest::test_fixit_insert_containing_newline): New function.
2458 (selftest::test_fixit_replace_containing_newline): New function.
2459 (selftest::diagnostic_show_locus_c_tests): Call the above.
2461 2016-09-15 Bin Cheng <bin.cheng@arm.com>
2463 PR tree-optimization/77503
2464 * tree-vect-loop.c (vectorizable_reduction): Record reduction
2465 code for CONST_COND_REDUCTION at analysis stage and use it at
2467 * tree-vectorizer.h (struct _stmt_vec_info): New field.
2468 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
2469 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
2472 2016-09-15 Richard Biener <rguenther@suse.de>
2475 * fold-const.c (split_tree): Do not split constant ~X.
2477 2016-09-15 Jakub Jelinek <jakub@redhat.com>
2479 PR rtl-optimization/77425
2480 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
2484 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
2485 use %qs instead of %s where desirable, use argument instead of arg in
2486 the diagnostic wording, add list of supported strategies and
2488 (ix86_option_override_internal): Emit target("m...") instead of
2489 option("m...") in the diagnostic. Use %qs instead of %s in invalid
2490 -march/-mtune option diagnostic. Add list of supported arches/tunings
2491 and spellcheck hint. Remove prefix, suffix and sw variables, use
2492 main_args_p ? "..." : "..." in diagnostics to make translation
2495 2016-09-15 Richard Biener <rguenther@suse.de>
2497 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
2498 extra offset argument.
2499 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
2500 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
2501 to reflect new offset parameter.
2502 * doc/tm.texi: Regenerate.
2503 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2504 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
2506 (darwin_asm_output_dwarf_offset): Likewise.
2507 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
2509 (darwin_asm_output_dwarf_offset): Pass offset argument through.
2510 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2511 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2513 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
2516 * ipa-icf.c (set_alias_uids): New function.
2517 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
2518 all the merged variable's referring aliases.
2520 2016-09-15 Richard Biener <rguenther@suse.de>
2522 PR tree-optimization/77514
2523 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
2524 only forced_stmts sequence.
2526 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
2528 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
2529 * cfgexpand.c (update_alias_info_with_stack_vars): Use
2530 FOR_EACH_SSA_NAME to iterate over SSA variables.
2531 (pass_expand::execute): Likewise.
2532 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
2533 * tree-cfg.c (dump_function_to_file): Likewise.
2534 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
2535 (update_ssa): Likewise.
2536 * tree-ssa-alias.c (dump_alias_info): Likewise.
2537 * tree-ssa-ccp.c (ccp_finalize): Likewise.
2538 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
2539 (create_outofssa_var_map): Likewise.
2540 (coalesce_ssa_name): Likewise.
2541 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
2542 * tree-ssa-pre.c (compute_avail): Likewise.
2543 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
2544 (scc_vn_restore_ssa_info): Likewise.
2545 (free_scc_vn): Likwise.
2546 (run_scc_vn): Likewise.
2547 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
2548 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
2549 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2550 * tree-ssa.c (verify_ssa): Likewise.
2552 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
2554 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
2555 and mips64r2 as default 32-bit and 64-bit architectures.
2556 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
2557 as default 32-bit and 64-bit architectures.
2559 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
2561 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
2564 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2566 * target.def (lra_p): Change commentary (for the manual) for the
2568 * doc/tm.texi: Regenerate.
2570 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2572 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
2573 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
2574 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
2575 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
2577 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2579 * targhooks.c (default_lra_p): Return true instead of false.
2581 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2583 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
2584 hook_bool_void_false.
2585 * config/avr/avr.c: Ditto.
2586 * config/bfin/bfin.c: Ditto.
2587 * config/c6x/c6x.c: Ditto.
2588 * config/cr16/cr16.c: Ditto.
2589 * config/cris/cris.c: Ditto.
2590 * config/epiphany/epiphany.c: Ditto.
2591 * config/fr30/fr30.c: Ditto.
2592 * config/frv/frv.c: Ditto.
2593 * config/h8300/h8300.c: Ditto.
2594 * config/ia64/ia64.c: Ditto.
2595 * config/iq2000/iq2000.c: Ditto.
2596 * config/lm32/lm32.c: Ditto.
2597 * config/m32c/m32c.c: Ditto.
2598 * config/m32r/m32r.c: Ditto.
2599 * config/m68k/m68k.c: Ditto.
2600 * config/mcore/mcore.c: Ditto.
2601 * config/microblaze/microblaze.c: Ditto.
2602 * config/mmix/mmix.c: Ditto.
2603 * config/mn10300/mn10300.c: Ditto.
2604 * config/moxie/moxie.c: Ditto.
2605 * config/msp430/msp430.c: Ditto.
2606 * config/nios2/nios2.c: Ditto.
2607 * config/nvptx/nvptx.c: Ditto.
2608 * config/pa/pa.c: Ditto.
2609 * config/pdp11/pdp11.c: Ditto.
2610 * config/rl78/rl78.c: Ditto.
2611 * config/sparc/sparc.c: Ditto.
2612 * config/spu/spu.c: Ditto.
2613 * config/stormy16/stormy16.c: Ditto.
2614 * config/tilegx/tilegx.c: Ditto.
2615 * config/tilepro/tilepro.c: Ditto.
2616 * config/v850/v850.c: Ditto.
2617 * config/vax/vax.c: Ditto.
2618 * config/visium/visium.c: Ditto.
2619 * config/xtensa/xtensa.c: Ditto.
2621 2016-09-14 Jakub Jelinek <jakub@redhat.com>
2624 * tsan.c: Include target.h.
2625 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
2626 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
2627 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
2628 BUILT_IN_ATOMIC_TEST_AND_SET entries.
2629 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
2631 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
2632 Martin Liska <mliska@suse.cz>
2635 * predict.c (force_edge_cold): Add braces to a condition.
2637 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2639 PR rtl-optimization/77289
2640 * lra-constraints.c (get_final_hard_regno): Removed.
2641 (get_hard_regno): Add new parameter final_p.
2642 (get_reg_class): Directly call lra_get_elimination_hard_regno.
2643 (operands_match_p): Adjust call to get_hard_regno.
2644 (uses_hard_regs_p): Likewise.
2645 (process_alt_operands): Likewise.
2647 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
2650 * config/msp430/msp430.c (msp430_start_function): Emit an error
2651 if a function is both weak and specifies an interrupt number.
2653 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2655 PR tree-optimization/77454
2656 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
2657 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
2660 2016-09-13 Tamar Christina <tamar.christina@arm.com>
2662 * config/aarch64/aarch64-builtins.c
2663 (aarch64_init_simd_builtins): Fix builtin type signature printing.
2665 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
2667 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
2668 SFmode and SCmode arguments by reference.
2670 2016-09-13 David Malcolm <dmalcolm@redhat.com>
2672 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
2674 (selftest::test_one_liner_fixit_insert_before): ...this, and update
2675 for renaming of add_fixit_insert to add_fixit_insert_before.
2676 (selftest::test_one_liner_fixit_insert_after): New function.
2677 (selftest::test_one_liner_fixit_validation_adhoc_locations):
2678 Update for renaming of add_fixit_insert to add_fixit_insert_before.
2679 (selftest::test_one_liner_many_fixits): Likewise.
2680 (selftest::test_diagnostic_show_locus_one_liner): Update for
2681 renaming, call new test function.
2682 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
2683 renaming of add_fixit_insert to add_fixit_insert_before.
2684 (selftest::test_fixit_consolidation): Likewise.
2685 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
2687 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
2688 (selftest::test_applying_fixits_insert_before): ...this.
2689 (selftest::test_applying_fixits_insert): Update for renaming of
2690 add_fixit_insert to add_fixit_insert_before.
2691 (selftest::test_applying_fixits_insert_after): New function.
2692 (selftest::test_applying_fixits_insert_after_at_line_end): New
2694 (selftest::test_applying_fixits_insert_after_failure): New function.
2695 (selftest::test_applying_fixits_multiple): Update for renaming of
2696 add_fixit_insert to add_fixit_insert_before.
2697 (selftest::change_line): Likewise.
2698 (selftest::test_applying_fixits_unreadable_file): Likewise.
2699 (selftest::test_applying_fixits_line_out_of_range): Likewise.
2700 (selftest::test_applying_fixits_column_validation): Likewise.
2701 (selftest::test_applying_fixits_column_validation): Likewise.
2702 (selftest::edit_context_c_tests): Update for renamed test function;
2703 call new test functions.
2705 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
2707 PR tree-optimization/77536
2708 PR rtl-optimization/68212
2709 * config/rs6000/rs6000.md (div->recip splitter): Remove
2710 optimize_insn_for_speed_p condition.
2712 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
2714 * optabs.c (prepare_cmp_insn): Update documentation comment.
2716 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2717 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2720 * opts.h (candidates_list_and_hint): Declare.
2721 * opts-common.c (candidates_list_and_hint): New function.
2722 (cmdline_handle_error): Use it.
2724 2016-09-12 David Malcolm <dmalcolm@redhat.com>
2726 * edit-context.c (edited_line::get_len): New accessor.
2727 (edited_file::print_diff): Split out hunk-printing into...
2728 (edited_file::print_diff_hunk): New method.
2729 (edited_file::print_diff_line): New method.
2731 2016-09-12 Andrew Pinski <apinski@cavium.com>
2733 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
2735 * config/aarch64/aarch64.c (thunderx_tunings): Enable
2736 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
2737 (aarch64_operands_ok_for_ldpstp): Return false if
2738 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
2739 was SImode and the alignment is less than 8 byte.
2740 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
2742 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
2745 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
2747 2016-09-12 Marek Polacek <polacek@redhat.com>
2749 * doc/extend.texi: Use lowercase "boolean".
2750 * doc/invoke.texi: Likewise.
2751 * doc/md.texi: Likewise.
2752 * target.def: Likewise.
2753 * doc/tm.texi: Regenerated.
2755 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2758 * expmed.c (synth_mult): Delete duplicate mode check.
2760 2016-09-10 Tom de Vries <tom@codesourcery.com>
2763 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
2765 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
2766 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
2768 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
2770 PR rtl-optimization/77289
2771 * lra-constraints.c (get_final_hard_regno): Add support for non hard
2772 register numbers. Remove support for subregs.
2773 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
2774 (get_reg_class): Delete removed get_final_hard_regno() argument.
2775 (uses_hard_regs_p): Call get_final_hard_regno().
2777 2016-09-09 Martin Sebor <msebor@redhat.com>
2781 * pretty-print.c (pp_quoted_string): New function.
2782 (pp_format): Call it for %c and %s directives.
2784 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2786 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
2787 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
2788 INITIAL_ELIMINATION_OFFSET) : Update documentation.
2789 * target.def (frame_pointer_required, can_eliminate): Likewise.
2790 * doc/tm.texi: Regenerated.
2791 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
2793 * df-scan.c (df_hard_reg_init): Likewise.
2794 * ira.c (ira_setup_eliminable_regset): Likewise.
2795 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
2796 init_elim_table): Likewise.
2797 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
2798 set_initial_elim_offsets, update_eliminables,
2799 init_elim_table): Likewise.
2800 * rtlanal.c (get_initial_register_offset): Likewise.
2801 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
2802 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2803 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2804 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2805 * config/fr30/fr30.h: Fix comment.
2806 * config/frv/frv.c: Likewise.
2807 * config/frv/frv.h: Likewise.
2808 * config/ft32/ft32.h: Likewise.
2809 * config/visium/visium.h: Likewise.
2810 * config/pa/pa64-linux.h: Likewise.
2811 * config/v850/v850.h: Likewise.
2812 * config/cris/cris.c: Likewise.
2813 * config/ia64/ia64.h: Likewise.
2814 * config/moxie/moxie.h: Likewise.
2815 * config/m32r/m32r.h: Likewise.
2817 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
2820 * config.in: Regenerate.
2821 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
2823 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
2824 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
2825 static-libmpxwrappers case.
2826 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
2827 MPX_LD_AS_NEEDED_GUARD_POP.
2828 * configure: Regenerate.
2829 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
2830 defined if linker support "--push-state"/"--pop-state".
2832 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
2834 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
2836 2016-09-09 Joseph Myers <joseph@codesourcery.com>
2838 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
2839 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
2840 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
2841 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
2842 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
2843 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
2844 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
2846 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
2847 width macros from TS 18661-1.
2848 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
2850 2016-09-08 Jakub Jelinek <jakub@redhat.com>
2853 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
2854 OMP_CLAUSE_SAFELEN_EXPR.
2856 2016-09-07 David Malcolm <dmalcolm@redhat.com>
2858 * Makefile.in (OBJS): Add substring-locations.o.
2859 * langhooks-def.h (class substring_loc): New forward decl.
2860 (lhd_get_substring_location): New decl.
2861 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
2862 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
2863 * langhooks.c (lhd_get_substring_location): New function.
2864 * langhooks.h (class substring_loc): New forward decl.
2865 (struct lang_hooks): Add field get_substring_location.
2866 * substring-locations.c: New file, taking definition of
2867 format_warning_va and format_warning_at_substring from
2868 c-family/c-format.c, making them non-static.
2869 * substring-locations.h (class substring_loc): Move class here
2870 from c-family/c-common.h. Add and rewrite comments.
2871 (format_warning_va): New decl.
2872 (format_warning_at_substring): New decl.
2873 (get_source_location_for_substring): Add comment.
2875 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
2877 * config/i386/i386.c: Add 'U' suffix to processor feature bits
2878 to avoid -Wnarrowing warning.
2879 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
2880 * opts.c: Likewise for SANITIZER_OPT bitmasks.
2882 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
2884 * config/aarch64/aarch64.c (aarch64_legitimize_address):
2885 Avoid use of base_offset if offset already in range.
2887 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
2889 * config/sh/sh-protos.h (struct sh_atomic_model,
2890 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
2891 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
2892 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
2893 * config/sh/sh.h (struct sh_atomic_model,
2894 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
2895 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
2896 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
2897 Guard with __cplusplus.
2899 2016-09-06 Jakub Jelinek <jakub@redhat.com>
2902 * config/i386/i386.c (ix86_expand_builtin): For builtin with
2903 unsupported or unknown ISA, use expand_call.
2905 2016-09-06 Martin Liska <mliska@suse.cz>
2907 PR gcov-profile/77378
2908 PR gcov-profile/77466
2909 * tree-profile.c (tree_profiling): Detect whether target can use
2910 -fprofile-update=atomic.
2912 2016-09-06 Richard Biener <rguenther@suse.de>
2914 PR tree-optimization/77479
2915 * tree-vrp.c (update_value_range): Extend overflow handling to
2918 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2921 * config/i386/i386.md (isa): Add x64_avx512bw.
2922 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
2923 (kmov_isa): New mode attr.
2924 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
2925 (*zero_extend<mode>si2): Likewise.
2926 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
2928 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
2930 * doc/invoke.texi (SPU Options): nops -> NOPs.
2931 (x86 Options): Ditto.
2933 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2936 * toplev.c (process_options): Temporarily set input_location
2937 to UNKNOWN_LOCATION around targetm.target_option.override () call.
2939 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
2941 PR rtl-optimization/77452
2942 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
2943 inner-mode reference to a CONST_VECTOR constant in the constant pool.
2945 2016-09-05 Marek Polacek <polacek@redhat.com>
2948 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
2950 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2953 * gensupport.c (alter_output_for_subst_insn): Remove redundant
2954 *insn_out == '*' test. Don't copy unnecessary to yet another
2955 memory buffer, and don't leak it.
2957 PR rtl-optimization/77425
2958 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
2960 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
2962 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
2964 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2966 * common.opt (fdiagnostics-generate-patch): New option.
2967 * diagnostic.c: Include "edit-context.h".
2968 (diagnostic_initialize): Initialize context->edit_context_ptr.
2969 (diagnostic_finish): Delete context->edit_context_ptr.
2970 (diagnostic_report_diagnostic): Add fix-it hints from the
2971 diagnostic to context->edit_context_ptr, if any.
2972 * diagnostic.h (class edit_context): Add forward decl.
2973 (struct diagnostic_context): Add field "edit_context_ptr".
2974 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2975 -fdiagnostics-generate-patch.
2976 (-fdiagnostics-generate-patch): New item.
2977 * toplev.c: Include "edit-context.h".
2978 (process_options): Set global_dc->edit_context_ptr to a new
2979 edit_context if the options need one.
2980 (toplev::main): Handle -fdiagnostics-generate-patch by using
2981 global_dc->edit_context_ptr.
2983 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2986 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
2987 map and firstprivate clauses on target construct for _Atomic
2989 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
2990 on target construct for _Atomic qualified decls.
2991 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
2993 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
2994 _Atomic qualified arguments not mentioned in uniform clause.
2996 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2998 * Makefile.in (OBJS-libcommon): Add edit-context.o.
2999 * diagnostic-color.c (color_dict): Add "diff-filename",
3000 "diff-hunk", "diff-delete", and "diff-insert".
3001 (parse_gcc_colors): Update default value of GCC_COLORS in comment
3002 to reflect above changes.
3003 * doc/invoke.texi (-fdiagnostics-color): Update description of
3004 default GCC_COLORS, and of the supported capabilities.
3005 * edit-context.c: New file.
3006 * edit-context.h: New file.
3007 * input.c (struct fcache): Add field "missing_trailing_newline".
3008 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
3010 (add_file_to_cache_tab): Likewise.
3011 (fcache::fcache): Likewise.
3012 (get_next_line): Update c->missing_trailing_newline.
3013 (location_missing_trailing_newline): New function.
3014 * input.h (location_missing_trailing_newline): New decl.
3015 * selftest-run-tests.c (selftest::run_tests): Call
3016 edit_context_c_tests.
3017 * selftest.h (edit_context_c_tests): New decl.
3019 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3020 Richard Biener <rguenth@suse.de>
3022 PR tree-optimization/77444
3023 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
3024 as steptype, remove redundant initialization.
3026 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3029 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
3030 (sanopt_optimize_walker): Optimize away
3031 __asan_before_dynamic_init (...) followed by
3032 __asan_after_dynamic_init () without intervening memory loads/stores.
3033 * ipa-pure-const.c (special_builtin_state): Handle
3034 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
3035 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
3037 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3039 * cfg.c (free_original_copy_tables): Replace second assignment of
3040 bb_copy = NULL by bb_original = NULL.
3042 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3045 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
3046 assignment added in r216794.
3048 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3050 * Makefile.in (OBJS): Add typed-splay-tree.o.
3051 * selftest-run-tests.c (selftest::run_tests): Call
3052 typed_splay_tree_c_tests.
3053 * selftest.h (typed_splay_tree_c_tests): New decl.
3054 * typed-splay-tree.c: New file.
3055 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
3056 (typed_splay_tree::max): New method.
3057 (typed_splay_tree::min): New method.
3058 (typed_splay_tree::foreach): New method.
3059 (typed_splay_tree::closure): New struct.
3060 (typed_splay_tree::inner_foreach_fn): New function.
3062 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3064 * ipa-cp.c (ipcp_store_bits_results): Change option name from
3065 -fipa-cp-bit to -fipa-bit-cp.
3067 2016-09-01 Martin Sebor <msebor@redhat.com>
3069 PR tree-optimization/71831
3070 * tree-object-size.h: Return bool instead of the size and add
3071 argument for the size.
3072 * tree-object-size.c (compute_object_offset): Update signature.
3073 (addr_object_size): Same.
3074 (compute_builtin_object_size): Return bool instead of the size
3075 and add argument for the size. Handle POINTER_PLUS_EXPR when
3076 optimization is disabled.
3077 (expr_object_size): Adjust.
3078 (plus_stmt_object_size): Adjust.
3079 (pass_object_sizes::execute): Adjust.
3080 * builtins.c (fold_builtin_object_size): Adjust.
3081 * doc/extend.texi (Object Size Checking): Update.
3082 * ubsan.c (instrument_object_size): Adjust.
3084 2016-09-01 Martin Sebor <msebor@redhat.com>
3086 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
3087 it fits the output of the formatted function regardless of its
3089 * gcc/genmodes.c (parser::parse_expr): Same.
3090 * gimplify.c (gimplify_asm_expr): Same.
3091 * passes.c (pass_manager::register_one_dump_file): Same.
3092 * print-tree.c (print_node): Same.
3094 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3096 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
3098 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3100 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
3102 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3104 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
3105 * config/rs6000/vector.md: Ditto.
3106 * config/rs6000/vsx.md: Ditto.
3108 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3110 * ipa-inline-analysis.c (param_change_prob): Get to the base object
3113 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3115 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
3116 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
3117 *return_and_restore_gpregs_<mode>_r11,
3118 *return_and_restore_gpregs_<mode>_r12,
3119 *return_and_restore_gpregs_<mode>_r1,
3120 *return_and_restore_fpregs_<mode>_r11,
3121 *return_and_restore_fpregs_<mode>_r12,
3122 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
3123 directly instead of via the "l" constraint. Renumber operands.
3126 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3128 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
3129 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
3130 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
3131 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
3132 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
3133 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
3134 *call_value_nonlocal_darwin64, reload_macho_picbase,
3135 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
3136 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
3137 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
3138 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
3139 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
3140 *save_fpregs_<mode>_r1): Ditto.
3141 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
3142 *return_and_restore_gpregs_spe): Ditto.
3144 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3146 * config/rs6000/rs6000.md
3147 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
3148 the use of the link register.
3149 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
3151 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3152 Michael Meissner <meissner@linux.vnet.ibm.com>
3155 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
3156 reg+reg addressing for TImode.
3157 (rs6000_legitimate_address_p): Only allow register indirect
3158 addressing for TImode, even without TARGET_QUAD_MEMORY.
3160 2016-09-01 Richard Biener <rguenther@suse.de>
3163 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
3164 check whether the result fits the desired result type.
3166 2016-09-01 Nathan Sidwell <nathan@acm.org>
3168 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
3170 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
3172 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
3174 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
3176 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3178 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
3179 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
3180 for comparisons of integer ZERO_EXTEND against zero.
3182 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3184 * config/i386/i386.c (ix86_option_override_internal): Also disable the
3185 STV pass if -mstackrealign is enabled.
3187 2016-08-31 Ilya Verbin <iverbin@gmail.com>
3189 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
3192 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3194 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
3195 (layout_range::intersects_line_p): New method.
3196 (test_range_contains_point_for_single_point): Rename to...
3197 (test_layout_range_for_single_point): ...this, and add testing
3198 for layout_range::intersects_line_p.
3199 (test_range_contains_point_for_single_line): Rename to...
3200 (test_layout_range_for_single_line): ...this, and add testing
3201 for layout_range::intersects_line_p.
3202 (test_range_contains_point_for_multiple_lines): Rename to...
3203 (test_layout_range_for_multiple_lines): ...this, and add testing
3204 for layout_range::intersects_line_p.
3205 (layout::layout): Populate m_fixit_hints.
3206 (layout::get_expanded_location): Handle the case of a line-span
3208 (layout::validate_fixit_hint_p): New method.
3209 (get_line_span_for_fixit_hint): New function.
3210 (layout::calculate_line_spans): Add spans for fixit-hints.
3211 (layout::should_print_annotation_line_p): New method.
3212 (layout::print_any_fixits): Drop param "richloc", instead using
3213 validated fixits in m_fixit_hints. Add "const" to hint pointers.
3214 (diagnostic_show_locus): Avoid printing blank annotation lines.
3215 (selftest::test_diagnostic_context::test_diagnostic_context):
3216 Initialize show_column and start_span.
3217 (selftest::test_diagnostic_context::start_span_cb): New static
3219 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
3220 (selftest::diagnostic_show_locus_c_tests): Update for function
3221 renamings. Call test_diagnostic_show_locus_fixit_lines.
3223 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3225 PR tree-optimization/73714
3226 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
3228 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3230 * selftest.c: Move "namespace selftest {" to top of file,
3231 removing explicit "selftest::" qualifiers throughout.
3233 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3235 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
3237 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
3238 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
3239 Replace builtin with vector extension.
3240 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
3242 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
3243 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
3244 Replace builtin with vector extension.
3245 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
3246 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
3247 Replace builtin with vector extension.
3248 * config/i386/xmmintrin.h (__m128_u): New type.
3249 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
3250 (_mm_load_ps, _mm_store_ps): Simplify.
3252 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
3254 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
3256 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3258 * diagnostic-show-locus.c (colorizer::begin_state): Support more
3259 than 3 ranges per diagnostic by alternating between color 1 and
3261 (layout::layout): Replace use of rich_location::MAX_RANGES
3262 with richloc->get_num_locations ().
3263 (layout::calculate_line_spans): Replace use of
3264 rich_location::MAX_RANGES with m_layout_ranges.length ().
3265 (layout::print_annotation_line): Handle arbitrary numbers of
3266 ranges in caret-printing by defaulting to '^'.
3267 (selftest::test_one_liner_many_fixits): New function.
3268 (test_diagnostic_show_locus_one_liner): Call it.
3269 * diagnostic.c (diagnostic_initialize): Update for renaming
3270 of rich_location::MAX_RANGES to
3271 rich_location::STATICALLY_ALLOCATED_RANGES.
3272 * diagnostic.h (struct diagnostic_context): Likewise.
3274 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3276 * selftest.c (selftest::named_temp_file::named_temp_file): New
3278 (selftest::temp_source_file::~temp_source_file): Move to...
3279 (selftest::named_temp_file::~named_temp_file): ...here.
3280 (selftest::test_named_temp_file): New function.
3281 (selftest::selftest_c_tests): Call test_named_temp_file.
3282 * selftest.h (class named_temp_file): New class.
3283 (class temp_source_file): Convert to a subclass of named_temp_file.
3285 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
3287 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
3288 USEs of LR_REGNO in returns and sibcalls.
3289 (rs6000_output_mi_thunk): Similar.
3290 (rs6000_sibcall_aix): Similar.
3291 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
3292 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
3293 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
3294 Remove the USE of LR_REGNO from the patterns as well. Delete an
3296 (return_internal_<mode>): Delete.
3298 2016-08-30 Tamar Christina <tamar.christina@arm.com>
3300 * gcc/config/aarch64/aarch64-simd.md
3301 (aarch64_ld2<mode>_dreg_le): New.
3302 (aarch64_ld2<mode>_dreg_be): New.
3303 (aarch64_ld2<mode>_dreg): Removed.
3304 (aarch64_ld3<mode>_dreg_le): New.
3305 (aarch64_ld3<mode>_dreg_be): New.
3306 (aarch64_ld3<mode>_dreg): Removed.
3307 (aarch64_ld4<mode>_dreg_le): New.
3308 (aarch64_ld4<mode>_dreg_be): New.
3309 (aarch64_ld4<mode>_dreg): Removed.
3310 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
3312 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3314 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
3315 redundant location param.
3316 (test_one_liner_fixit_remove): Likewise.
3317 (test_one_liner_fixit_replace): Likewise.
3318 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
3319 * gcc-rich-location.c
3320 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
3321 get_range_from_loc. Drop overload taking a const char *.
3322 * gcc-rich-location.h
3323 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
3326 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
3328 * config/linux.c (linux_libc_has_function): Return true on musl.
3330 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
3332 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
3334 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
3336 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
3337 used for abnormal egdes.
3339 2016-08-30 Jakub Jelinek <jakub@redhat.com>
3341 PR tree-optimization/72866
3342 * tree-vect-patterns.c (search_type_for_mask): Turn into
3343 a small wrapper, move all code to ...
3344 (search_type_for_mask_1): ... this new function. Add caching
3345 and adjust recursive calls.
3348 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
3349 instead of lookup_type_die (type_main_variant (type)) even for array
3353 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
3354 constant pool reference return x instead of c.
3356 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
3358 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
3361 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3364 (selftest::test_make_location_nonpure_range_endpoints): Fix
3367 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3369 * diagnostic-show-locus.c
3370 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
3372 (selftest::test_diagnostic_show_locus_one_liner): Call it.
3373 * input.c (get_pure_location): Move to libcpp/line-map.c.
3374 * input.h (get_pure_location): Convert decl to an inline function
3375 calling implementation in libcpp.
3377 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
3380 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
3381 template for intel asm dialect.
3382 (vec_set_hi_<mode><mask_name>): Ditto.
3384 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3386 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
3387 (selftest::fail_formatted): Likewise.
3389 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3391 * input.c (make_location): Call get_start and get_finish
3392 on the endpoints to avoid storing packed ranges or ad-hoc
3394 (selftest::test_make_location_nonpure_range_endpoints): New function.
3395 (selftest::input_c_tests): Call it.
3396 * input.h (get_start): New inline function.
3398 2016-08-29 Tom de Vries <tom@codesourcery.com>
3401 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
3404 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
3406 * Makefile.in (gcov-iov.h): Add dummy recipe.
3408 2016-08-29 Nathan Sidwell <nathan@acm.org>
3410 * config/nvptx/nvptx.c: #include tree-vrp.h.
3412 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
3415 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
3416 HIGH+LO construct during reload.
3418 2016-08-28 Tom de Vries <tom@codesourcery.com>
3421 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
3422 'sysv_abi va_list' attribute.
3423 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
3424 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
3427 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3429 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
3430 * emit-rtl.c (unshare_all_rtl_1): Adjust.
3431 (unshare_all_rtl_again): Likewise.
3432 * function.c (assign_stack_local_1): Likewise.
3433 (assign_stack_temp_for_type): Likewise.
3435 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3437 * cfgbuild.c (make_edges): Adjust.
3438 * cfgrtl.c (can_delete_label_p): Likewise.
3439 * dwarf2cfi.c (create_trace_edges): Likewise.
3440 * except.c (sjlj_emit_dispatch_table): Likewise.
3441 * function.h (struct expr_status): make x_forced_labels a vector.
3442 * jump.c (rebuild_jump_labels_1): Adjust.
3443 * reload1.c (set_initial_label_offsets): Likewise.
3444 * stmt.c (force_label_rtx): Likewise.
3445 (expand_label): Likewise.
3447 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3449 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
3451 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
3453 PR tree-optimization/71077
3454 PR tree-optimization/68542
3455 * fold-const.c (fold_relational_const): Fix folding of
3456 VECTOR_CST comparisons that have a scalar boolean result type.
3457 (selftest::test_vector_folding): New static function.
3458 (selftest::fold_const_c_tests): Call it.
3460 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3462 * doc/extend.texi (SPU Built-in Functions): Remove stale
3463 references to material formerly at IBM and Sony.
3465 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
3468 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
3470 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3472 * diagnostic-show-locus.c
3473 (selftest::test_fixit_consolidation): New function.
3474 (selftest::diagnostic_show_locus_c_tests): Call it.
3475 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
3476 constructor based on source_range.
3478 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3480 * diagnostic-color.c (color_dict): Add "fixit-insert" and
3482 (parse_gcc_colors): Update description of default GCC_COLORS.
3483 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
3484 (colorizer::set_fixit_insert): New method.
3485 (colorizer::set_fixit_delete): New method.
3486 (colorizer::get_color_by_name): New method.
3487 (colorizer::STATE_FIXIT_INSERT): New constant.
3488 (colorizer::STATE_FIXIT_DELETE): New constant.
3489 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
3490 fields in favor of new field "m_stop_color". Add fields
3491 "m_fixit_insert" and "m_fixit_delete".
3492 (colorizer::colorizer): Update for above changes. Replace
3493 colorize_start calls with calls to get_color_by_name.
3494 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
3495 STATE_FIXIT_DELETE. Update for field renamings.
3496 (colorizer::finish_state): Simplify by using m_stop_color,
3497 rather than multiple identical "*_ce" fields.
3498 (colorizer::get_color_by_name): New method.
3499 (layout::print_any_fixits): Print insertions and replacements
3500 using the "fixit-insert" color, and deletions using the
3501 "fixit-delete" color.
3502 * doc/invoke.texi (-fdiagnostics-color): Update description of
3503 default GCC_COLORS, and of the supported capabilities.
3505 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
3507 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
3508 current_function_static_stack_size variable with the static
3509 stack frame size of the current function when
3510 flag_stack_usage_info is enabled.
3512 2016-08-26 Nathan Sidwell <nathan@acm.org>
3514 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
3515 assignment inside if condition.
3517 2016-08-26 Richard Biener <rguenther@suse.de>
3519 PR tree-optimization/69047
3520 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
3521 extracts similar to what FRE does.
3522 (non_rewritable_mem_ref_base): Likewise.
3524 2016-08-26 Joseph Myers <joseph@codesourcery.com>
3526 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
3527 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
3528 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3529 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3530 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
3532 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3533 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3534 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3535 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
3536 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3538 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3541 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
3542 reservation duration to 15 cycles.
3543 (cortex_a8_vfp_macs): Likewise.
3544 (cortex_a8_vfp_macd): Likewise.
3545 (cortex_a8_vfp_divs): Likewise.
3546 (cortex_a8_vfp_divd): Likewise.
3548 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3550 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
3551 (aarch_macro_fusion_pair_p): Use above to avoid early return.
3553 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3554 Martin Jambhor <mjambor@suse.cz>
3556 * common.opt: New option -fipa-bit-cp.
3557 * doc/invoke.texi: Document -fipa-bit-cp.
3558 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
3559 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
3560 * tree-ssa-ccp.h: New header file.
3561 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
3562 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
3563 Replace all occurences of tree parameter by two new params: signop, int.
3564 (bit_value_unop_1): Change to bit_value_unop and export it.
3565 Replace all occurences of tree parameter by two new params: signop,
3567 (bit_value_binop): Change call from bit_value_binop_1 to
3569 (bit_value_assume_aligned): Likewise.
3570 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
3571 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
3573 (ccp_finalize): Skip processing if val->mask == 0.
3574 * ipa-cp.c: Include tree-ssa-ccp.h
3575 (ipcp_bits_lattice): New class.
3576 (ipcp_param_lattice (bits_lattice): New member.
3577 (print_all_lattices): Call ipcp_bits_lattice::print.
3578 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
3579 (initialize_node_lattices): Likewise.
3580 (propagate_bits_accross_jump_function): New function.
3581 (propagate_constants_accross_call): Call
3582 propagate_bits_accross_jump_function.
3583 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
3584 (ipcp_store_bits_results): New function.
3585 (ipcp_driver): Call ipcp_store_bits_results.
3586 * ipa-prop.h (ipa_bits): New struct.
3587 (ipa_jump_func): Add new member bits of type ipa_bits.
3588 (ipa_param_descriptor): Change decl to decl_or_type.
3589 (ipa_get_param): Change decl to decl_or_type and assert on
3591 (ipa_get_type): New function.
3592 (ipcp_transformation_summary): New member bits.
3593 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
3594 (ipa_populate_param_decls): Likewise.
3595 (ipa_dump_param): Likewise.
3596 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
3598 (ipa_set_jf_unknown): Set ipa_bits::known to false.
3599 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
3601 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
3602 (ipa_write_jump_function): Add streaming for ipa_bits.
3603 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
3604 (write_ipcp_transformation_info): Add streaming for ipa_bits
3606 (read_ipcp_transfomration_info): Add support for reading streamed
3608 (ipcp_update_bits): New function.
3609 (ipcp_transform_function): Call ipcp_update_bits.
3611 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
3613 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
3614 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
3616 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
3618 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
3620 2016-08-25 Richard Biener <rguenther@suse.de>
3622 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
3623 Only add locations in late dwarf.
3624 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
3625 (dwarf2out_early_finish): But do it here.
3627 2016-08-24 Michael Collison <michael.collison@linaro.org>
3628 Michael Collison <michael.collison@arm.com>
3630 * config/arm/arm-modes.def: Add new condition code mode CC_V
3631 to represent the overflow bit.
3632 * config/arm/arm.c (maybe_get_arm_condition_code):
3633 Add support for CC_Vmode.
3634 (arm_gen_unlikely_cbranch): New function to generate common
3635 rtl conditional branches for overflow patterns.
3636 * config/arm/arm-protos.h: Add prototype for
3637 arm_gen_unlikely_cbranch.
3638 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
3639 addsi3_compareV_upper): New patterns to support signed
3640 builtin overflow add operations.
3641 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
3642 New patterns to support unsigned builtin add overflow operations.
3643 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
3644 builtin overflow subtract operations,
3645 (usubv<mode>4): New patterns to support unsigned builtin subtract
3646 overflow operations.
3647 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
3648 to support builtin overflow negate operations.
3650 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3653 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3655 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3656 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3659 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3661 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
3662 MULTILIB_OPTIONS should be used. Small wording fixes.
3663 * genmultilib: Memorize set of all option combinations in
3664 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
3665 found in MULTILIB_OPTIONS by checking if option set is listed in
3666 combination_space. Output new and existing error message to stderr.
3668 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3670 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
3671 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
3672 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
3673 (MULTILIB_REUSE): Remove reuse rules for option set including
3674 -mfpu=fp-armv8 and -mfpu=vfpv4
3676 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
3678 * config/arm/t-rtems: Add vfp multilib.
3680 2016-08-23 Ian Lance Taylor <iant@golang.org>
3682 * config/s390/s390.c (s390_asm_file_start): Call
3685 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3687 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
3688 initialization of all 0's to the 0 constant, instead of directly
3689 generating XOR. Add support for V4SImode vector initialization on
3690 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
3691 initialization. Change variables used in V4SFmode vector
3692 intialization. For V4SFmode vector splat on ISA 3.0, make sure
3693 any memory addresses are in index form. Add support for using
3694 VSPLTH/VSPLTB to initialize vector short and vector char vectors
3695 with all of the same element.
3696 (regno_or_subregno): New helper function to return a register
3697 number for either REG or SUBREG.
3698 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
3699 Use regno_or_subregno where possible.
3700 (rs6000_split_v4si_init_di_reg): New helper function to build up a
3701 DImode value from two SImode values in order to generate V4SImode
3702 vector initialization on 64-bit systems with direct move.
3703 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
3705 (rtx_is_swappable_p): V4SImode vector initialization insn is not
3707 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
3709 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
3710 attributes to initialize V8HImode and V16QImode vectors with the
3712 (VSX_SPLAT_COUNT): Likewise.
3713 (VSX_SPLAT_SUFFIX): Likewise.
3714 (UNSPEC_VSX_VEC_INIT): New unspec.
3715 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
3716 Allow SFmode values to come from Altivec registers.
3717 (vsx_init_v4si): New insn/split for V4SImode vector initialization
3718 on 64-bit systems with direct move.
3719 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
3720 vector initializations, to allow V4SImode vector initializations
3721 on 64-bit systems with direct move.
3722 (vsx_splat_v4si): Likewise.
3723 (vsx_splat_v4si_di): Likewise.
3724 (vsx_splat_v4sf): Likewise.
3725 (vsx_splat_v4sf_internal): Likewise.
3726 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
3728 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
3729 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
3730 initializing V8HImode and V16QImode vectors with the same
3732 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
3733 optimization if -maltivec=be.
3735 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
3737 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
3738 attribute for alternatives 3 and 4.
3740 2016-08-23 David Malcolm <dmalcolm@redhat.com>
3742 * selftest.c (selftest::assert_str_contains): New function.
3743 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
3744 * selftest.h (selftest::assert_str_contains): New decl.
3745 (ASSERT_STR_CONTAINS): New macro.
3747 2016-08-23 Richard Biener <rguenther@suse.de>
3749 PR tree-optimization/77286
3750 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
3752 (vect_transform_loop): Split exit edges of loop and scalar
3753 loop if required and at the appropriate time.
3755 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3757 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3758 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3760 Correct a typo in a comment.
3762 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3764 * config/s390/s390.md ("*andc_split"): New splitter for and with
3767 2016-08-23 Richard Biener <rguenther@suse.de>
3769 PR tree-optimization/27336
3770 * tree-vrp.c (infer_value_range): Handle stmts that can throw
3771 by looking for a non-EH edge.
3772 (process_assert_insertions_for): Likewise.
3774 2016-08-23 Richard Biener <rguenther@suse.de>
3777 * statistics.c (statistics_counter_event): Robustify against
3780 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3782 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
3783 for targets amdfam10 and barcelona.
3785 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
3787 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
3788 (zero_extend<mode>di2): Ditto.
3789 (*zero_extend<mode>si2): Ditto.
3790 (*zero_extendqihi2): Ditto.
3792 2016-08-22 Joseph Myers <joseph@codesourcery.com>
3795 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
3796 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
3798 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
3800 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
3801 identical consecutive elements.
3802 [SSA_NAME]: Print the name's def stmt on its own line. When printing
3803 the node's def stmt, avoid printing an unwanted trailing newline by
3804 replacing the call to print_gimple_stmt() with its inlined body and
3805 adjusting it to not set pp_needs_newline and to call pp_flush()
3806 instead of pp_newline_and_flush().
3808 2016-08-22 Joseph Myers <joseph@codesourcery.com>
3810 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
3811 (float32_type_node, float64_type_node, float32x_type_node)
3812 (float128x_type_node): New macros.
3813 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
3814 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
3815 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
3816 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
3817 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
3818 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
3819 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
3820 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
3821 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
3822 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
3823 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
3824 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
3825 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
3826 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
3827 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
3828 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
3829 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
3830 (copysign, fabs, huge_val, inf, nan, nans): Use it.
3831 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
3833 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
3834 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
3835 * doc/extend.texi (Other Builtins): Document these built-in
3837 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
3840 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
3842 * doc/install.texi (Binaries): www.opencsw.org now uses https.
3844 2016-08-22 Richard Biener <rguenther@suse.de>
3846 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
3848 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
3851 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
3852 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
3853 non-SSE2 athlons only, otherwise prefer SSE prefetches.
3855 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3857 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
3858 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
3859 (vrp_visit_switch_stmt): Likewise.
3860 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
3861 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
3862 (vrp_visit_stmt): Use extract_range_from_stmt.
3863 (vrp_visit_phi_node): Use extract_range_from_phi_node.
3865 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3867 * Makefile.in: Add tree-vrp.h to GTFILES.
3868 * gengtype.c (open_base_files): Add tree-vrp.h.
3869 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
3870 * builtins.c: Likewise.
3871 * fold-const.c: Likewise.
3872 * gimple-builder.c: Likewise.
3873 * gimple-laddress.c: Likewise.
3874 * hsa-gen.c: Likewise.
3875 * internal-fn.c: Likewise.
3877 * targhooks.c: Liewise,
3878 * tree-ssa-address.c: Likewise.
3879 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
3880 * tree-vrp.c (struct value_range): Move to tree-vrp.h
3881 * tree-vrp.h: New file.
3883 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3885 PR tree-optimization/61839
3886 * tree-vrp.c (two_valued_val_range_p): New.
3887 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
3888 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
3889 Also Convert VAR BINOP CST where VAR is two-valued to
3890 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
3892 2016-08-19 David Malcolm <dmalcolm@redhat.com>
3894 * diagnostic-show-locus.c
3895 (layout::annotation_line_showed_range_p): New method.
3896 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
3897 Reimplement case fixit_hint::REPLACE to cover removals, and
3898 replacements where the range of the replacement isn't one
3899 of the ranges in the rich_location.
3900 (test_one_liner_fixit_replace): Likewise.
3901 (selftest::test_one_liner_fixit_replace_non_equal_range): New
3903 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
3905 (selftest::test_diagnostic_show_locus_one_liner): Call the new
3907 * diagnostic.c (print_parseable_fixits): Remove case
3910 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
3913 * config/i386/i386.c (ix86_option_override_internal): Remove
3914 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
3915 Enable SSE prefetch also for TARGET_PREFETCHWT1.
3916 Do not try to enable TARGET_PRFCHW ISA flag here.
3917 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
3918 Rewrite expander function body.
3919 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
3921 2016-08-19 Joseph Myers <joseph@codesourcery.com>
3924 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
3925 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
3926 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
3927 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
3928 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
3929 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
3930 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
3931 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
3932 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
3934 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
3936 (struct floatn_type_info): New structure type.
3937 (floatn_nx_types): New variable declaration.
3938 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
3939 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
3940 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
3941 * tree.c (floatn_nx_types): New variable.
3942 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
3943 corresponding complex types.
3944 * target.def (floatn_mode): New hook.
3945 * targhooks.c: Include "real.h".
3946 (default_floatn_mode): New function.
3947 * targhooks.h (default_floatn_mode): New prototype.
3948 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
3950 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
3951 effective-target and dg-add-options keywords.
3952 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
3953 Document new effective-target keywords.
3954 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
3955 * doc/tm.texi: Regenerate.
3956 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
3957 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
3958 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
3960 * real.h (struct real_format): Add field ieee_bits.
3961 * real.c (ieee_single_format, mips_single_format)
3962 (motorola_single_format, spu_single_format, ieee_double_format)
3963 (mips_double_format, motorola_double_format)
3964 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
3965 (ieee_extended_intel_128_format)
3966 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
3967 (mips_extended_format, ieee_quad_format, mips_quad_format)
3968 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
3969 (decimal_double_format, decimal_quad_format, ieee_half_format)
3970 (arm_half_format, real_internal_format: Initialize ieee_bits
3972 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
3973 float128_type_node. Set float80_type_node to float64x_type_node
3974 if appropriate and long_double_type_node not appropriate.
3975 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
3976 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
3977 Initialize ieee_bits field.
3978 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
3979 (rs6000_init_builtins): Set ieee128_float_type_node to
3981 (rs6000_floatn_mode): New function.
3983 2016-08-19 Jakub Jelinek <jakub@redhat.com>
3985 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
3986 _rdseed64_step): Uglify argument names and/or local variable names
3987 in inline functions.
3988 * config/i386/rtmintrin.h (_xabort): Likewise.
3989 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
3990 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
3991 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
3992 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
3993 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
3994 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
3995 _mm_maskz_ternarylogic_epi32): Likewise.
3996 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
3997 __lwpins32, __lwpins64): Likewise.
3998 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
3999 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
4000 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
4001 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
4002 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
4003 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
4004 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
4005 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
4006 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
4007 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
4008 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
4009 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
4010 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
4011 _mm256_mask_i64gather_epi32): Likewise.
4012 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4013 * config/i386/ia32intrin.h (__writeeflags): Likewise.
4014 * config/i386/pkuintrin.h (_wrpkru): Likewise.
4015 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
4016 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
4017 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
4018 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
4019 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
4020 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
4021 _mm512_mask_prefetch_i64scatter_ps): Likewise.
4022 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4023 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
4024 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
4025 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
4026 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
4027 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
4028 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
4029 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
4031 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
4033 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
4034 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
4036 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
4037 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
4039 (_rdpkru_u32): Add space after function name.
4041 * config/i386/t-i386 (i386-c.o): Don't depend on
4042 i386-builtin-types.inc.
4043 (i386.o): Depend on i386-builtin-types.inc.
4045 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
4048 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
4049 Use const_vec_duplicate to check for duplicated elements.
4051 2016-08-19 Richard Biener <rguenther@suse.de>
4053 PR tree-optimization/77290
4054 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4055 Fix flag_tree_parallelize_loops check.
4057 2016-08-19 Richard Biener <rguenther@suse.de>
4059 * match.pd (x | 0 -> x): Add.
4061 2016-08-19 Richard Biener <rguenther@suse.de>
4063 PR tree-optimization/77286
4064 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
4065 Deal with virtual PHIs being out-of-order.
4067 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4069 * doc/invoke.texi (fverbose-asm): Note that source code lines
4070 are emitted, and provide an example.
4071 * final.c (asm_show_source): New function.
4072 (final_scan_insn): Call asm_show_source.
4074 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4076 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
4077 param with diagnostic_kind.
4078 (class colorizer): Similarly replace field m_diagnostic with
4080 (colorizer::colorizer): Replace diagnostic
4081 param with diagnostic_kind.
4082 (colorizer::begin_state): Update for above field change.
4083 (layout::layout): Replace diagnostic param with rich_location *
4084 and diagnostic_kind.
4085 (diagnostic_show_locus): Replace diagnostic param with richloc
4086 and diagnostic_kind.
4087 (class selftest::test_diagnostic_context): New class.
4088 (selftest::test_diagnostic_show_locus_unknown_location): New
4090 (selftest::test_one_liner_simple_caret): New function.
4091 (selftest::test_one_liner_caret_and_range): New function.
4092 (selftest::test_one_liner_multiple_carets_and_ranges): New
4094 (selftest::test_one_liner_fixit_remove): New function.
4095 (selftest::test_one_liner_fixit_replace): New function.
4096 (selftest::test_diagnostic_show_locus_one_liner): New function.
4097 (selftest::diagnostic_show_locus_c_tests): Call the new test
4099 * diagnostic.c (diagnostic_initialize): Initialize
4100 colorize_source_p, show_ruler_p and parseable_fixits_p.
4101 (default_diagnostic_finalizer): Update for change to
4102 diagnostic_show_locus.
4103 (diagnostic_append_note): Likewise.
4104 * diagnostic.h (diagnostic_show_locus): Replace
4105 const diagnostic_info * param with location * and diagnostic_t.
4107 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4109 * input.c (saved_line_table): New global.
4110 (class selftest::temp_line_table): Rename to line_table_test and
4111 move declaration to selftest.h, and drop field m_old_line_table.
4112 (selftest::temp_line_table::temp_line_table): Rename ctor to...
4113 (selftest::line_table_test::line_table_test): ...this. Add a
4114 default ctor. Store current value of line_table within
4116 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
4117 (selftest::line_table_test::~line_table_test): ...this, and
4118 restore line_table from the saved_line_table, rather than
4120 (selftest::test_accessing_ordinary_linemaps): Update for above
4122 (selftest::test_lexer): Likewise.
4123 (struct selftest::lexer_test): Likewise.
4124 (selftest::lexer_test::lexer_test): Likewise.
4125 (selftest::input_c_tests): Move the looping over test cases from
4127 (selftest::for_each_line_table_case): New function.
4128 * input.h (saved_line_table): New decl.
4129 * selftest.h (struct selftest::line_table_case): New forward decl.
4130 (class selftest::line_table_test): New class, moved here from
4131 selftest::temp_line_table in input.c, and renamed.
4132 (selftest::for_each_line_table_case): New decl.
4134 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
4137 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
4139 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
4142 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
4143 enclosing parallel construct for reduction variables on OpenACC loop
4146 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
4148 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
4149 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
4151 (function_to_dwarf_procedure): Update comment.
4153 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4155 * input.c (diagnostics_file_cache_forcibly_evict_file): New
4157 * input.h (diagnostics_file_cache_forcibly_evict_file): New
4159 * selftest.c (selftest::temp_source_file::~temp_source_file):
4160 Evict m_filename from the diagnostic file cache.
4162 2016-08-18 Richard Biener <rguenther@suse.de>
4164 * tree-pass.h (make_pass_materialize_all_clones): Declare.
4165 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
4166 make_pass_materialize_all_clones): New simple IPA pass encapsulating
4167 clone materialization.
4168 * passes.def (all_late_ipa_passes): Start with
4169 pass_materialize_all_clones.
4170 * cgraphunit.c (symbol_table::compile): Remove call to
4171 materialize_all_clones.
4172 * tree-into-ssa.c: Include statistics.h.
4173 (update_ssa): Count number of times we do incremental/rewrite
4176 2016-08-18 Richard Biener <rguenther@suse.de>
4178 PR tree-optimization/77282
4179 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4180 When doing auto-parallelizing also prevent use of PHIs that
4181 carry dependences across loop backedges.
4183 2016-08-18 Tamar Christina <tamar.christina@arm.com>
4184 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4186 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
4188 2016-08-18 Richard Biener <rguenther@suse.de>
4190 * ssa-iterators.h (ssa_vuse_operand): New inline.
4191 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
4192 (predicate_all_scalar_phis): Use remove_phi_node to remove
4193 phi nodes predicated. Delay removing virtual PHIs.
4194 (predicate_mem_writes): Update virtual operands.
4195 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
4196 (tree_if_conversion): Do not rewrite virtual SSA form.
4197 * tree-phinodes.c (release_phi_node): Make static.
4198 * tree-phinodes.h (release_phi_node): Remove.
4200 2016-08-18 Jakub Jelinek <jakub@redhat.com>
4202 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
4203 codes that appear in bdesc_* arrays, instead include i386-builtin.def
4204 twice to define those.
4205 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
4206 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
4207 bdesc_multi_arg): Define by including i386-builtin.def the third time.
4208 * config/i386/i386-builtin.def: New file.
4210 2016-08-17 David Malcolm <dmalcolm@redhat.com>
4212 * input.c (get_source_range_for_char): Rename to...
4213 (selftest::get_source_range_for_char): ...this, and move within
4214 the #if CHECKING_P guard.
4215 (get_num_source_ranges_for_substring): Rename to...
4216 (selftest::get_num_source_ranges_for_substring): ...this, move
4217 within the #if CHECKING_P guard, and make static.
4218 (selftest::assert_num_substring_ranges): Initialize
4221 2016-08-18 Alan Modra <amodra@gmail.com>
4223 PR rtl-optimization/72771
4224 * reload.c (find_reloads): Don't assume that a subreg mem is OK
4225 when find_reloads_toplev returns address_reloaded==-1.
4226 (alternative_allows_const_pool_ref): Update comment.
4228 2015-08-17 Alan Hayward <alan.hayward@arm.com>
4230 PR tree-optimization/71752
4231 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
4232 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
4234 2016-08-17 Jakub Jelinek <jakub@redhat.com>
4236 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
4237 instead of testing ECF_NORETURN bit in gimple_call_flags.
4238 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
4239 * predict.c (tree_bb_level_predictions): Likewise.
4240 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
4243 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
4244 turning a call into __builtin_unreachable-like noreturn call, adjust
4245 gimple_call_set_fntype.
4246 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
4247 gimple_call_fntype has void return type.
4249 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
4251 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
4252 maybe_lookup_decl, to handle nested acc loop directives.
4254 2016-08-17 Richard Biener <rguenther@suse.de>
4256 PR tree-optimization/76490
4257 * tree-vrp.c (update_value_range): Preserve overflow infinities
4258 when intersecting with ranges from get_range_info.
4259 (operand_less_p): Handle overflow infinities correctly.
4260 (value_range_constant_singleton): Use vrp_operand_equal_p
4261 to handle overflow max/min correctly.
4262 (vrp_valueize): Likewise.
4263 (union_ranges): Likewise.
4264 (intersect_ranges): Likewise.
4265 (vrp_visit_phi_node): Improve iteration limitation to only
4266 apply when we'll possibly re-visit the PHI via a changed argument
4269 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4271 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
4272 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
4273 rather than those that should not be built.
4275 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
4278 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
4280 2016-08-17 Richard Biener <rguenther@suse.de>
4282 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
4283 (verify_vssa): New function verifying virtual SSA form.
4284 (verify_ssa): Call it.
4285 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
4286 Do not apply loop-closed SSA handling to virtuals.
4287 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
4288 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
4289 when rewriting their symbol.
4290 (prepare_def_site_for): Likewise.
4291 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
4292 operands of moved stmts.
4294 2016-08-17 Richard Biener <rguenther@suse.de>
4296 PR tree-optimization/23855
4297 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
4298 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
4299 find guards to hoist. Do not update SSA form but rewrite virtuals
4300 into loop closed SSA.
4301 (find_loop_guard): Adjust to skip already hoisted guards. Do
4302 not mark virtuals for renaming or update SSA form.
4304 2016-08-17 Martin Liska <mliska@suse.cz>
4306 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
4307 a LONG_LONG_TYPE_SIZE comparison.
4308 * gcov-io.h: Remove macro definitions.
4309 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
4310 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
4313 2016-08-16 Jakub Jelinek <jakub@redhat.com>
4315 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
4316 that builtins not mentioned in bdesc_* arrays come first, then
4317 the ones mentioned in bdesc_* arrays in the order they appear in
4318 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
4319 IX86_BUILTIN__BDESC_*_LAST enumerator.
4320 (bdesc_mpx): Fix up a comment typo.
4321 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
4322 __builtin_ia32_vpcomneu[bwdq] builtins.
4323 (BDESC_VERIFY, BDESC_VERIFYS): Define.
4324 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
4325 enum ix86_builtins ordering.
4326 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
4327 for direct bdesc_* array member access instead of searching all the
4328 arrays until an fcode match is found.
4330 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
4332 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
4333 pattern as define_insn_and_split. Split insn before reload to
4335 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
4336 <shift_insn><mode>3_1.
4337 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
4338 <rotate_insn><mode>3_1.
4340 2016-08-16 David Malcolm <dmalcolm@redhat.com>
4343 * input.c (get_source_range_for_substring): Rename to...
4344 (get_source_location_for_substring): ...this, adding param
4345 "caret_idx", and converting output param from source_range * to
4347 (get_source_range_for_char): New function.
4348 (get_num_source_ranges_for_substring): Update comment to reflect
4350 (assert_char_at_range): Update to use get_source_range_for_char
4351 rather than get_source_range_for_substring.
4352 (test_lexer_string_locations_concatenation_2): Likewise.
4353 * substring-locations.h (get_source_range_for_substring): Rename
4355 (get_source_location_for_substring): ...this, and adding param
4356 "caret_idx", and converting output param from source_range * to
4359 2016-08-16 David Malcolm <dmalcolm@redhat.com>
4361 * input.c (class selftest::temp_source_file): Move to
4363 (selftest::temp_source_file::temp_source_file): Move to
4365 (selftest::temp_source_file::~temp_source_file): Likewise.
4366 * selftest.c (selftest::temp_source_file::temp_source_file): Move
4368 (selftest::temp_source_file::~temp_source_file): Likewise.
4369 * selftest.h (class selftest::temp_source_file): Move here from
4372 2016-08-16 Jakub Jelinek <jakub@redhat.com>
4375 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
4376 inlining, add cgraph edge for the added __builtin_unreachable call.
4379 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
4380 only cast it to SHWI for the final comparison.
4382 2016-08-16 Martin Liska <mliska@suse.cz>
4384 PR gcov-profile/36412
4385 * doc/gcov.texi: Document --hash-filenames(-x).
4386 * gcov.c (print_usage): Add the option.
4387 (process_args): Process the option, sort options alphabetically.
4388 (md5sum_to_hex): New function.
4389 (make_gcov_file_name): Do the md5sum and append it to a
4392 2016-08-16 Bin Cheng <bin.cheng@arm.com>
4394 PR tree-optimization/69848
4395 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
4396 and swtich operands to avoid additional NOT instruction.
4397 (vcond<v_cmp_mixed><mode>): Ditto.
4398 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
4400 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
4402 * doc/install.texi (*-*-solaris2*): Adjust latest change.
4404 2016-08-16 Richard Biener <rguenther@suse.de>
4406 PR tree-optimization/76783
4407 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
4408 BB visited flags at start.
4410 2016-08-16 Bin Cheng <bin.cheng@arm.com>
4412 PR tree-optimization/72817
4413 PR tree-optimization/73450
4414 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
4415 multiple_of_p for adjusted IV.base.
4417 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
4420 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
4421 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
4422 for !flag_finite_math_only or flag_signed_zeros.
4423 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
4424 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
4425 depend on flag_finite_math_only.
4426 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
4428 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
4429 (*ieee_smin<mode>3): Ditto.
4430 (*ieee_smax<mode>3): Ditto.
4431 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
4432 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
4434 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
4435 depend on flag_finite_math_only.
4436 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
4437 (*mmx_<code>v2sf3): Remove.
4438 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
4439 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
4440 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
4442 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
4444 PR rtl-optimization/73650
4445 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
4446 it is not a simple move.
4448 2016-08-15 Martin Liska <mliska@suse.cz>
4451 * gcc.c (do_spec_1): Call save_string with the right size.
4452 (save_string): Do an assert about string we copy.
4454 2016-08-15 Richard Biener <rguenther@suse.de>
4456 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
4457 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
4459 (pass_data_stv): Likewise.
4461 2016-08-15 Richard Biener <rguenther@suse.de>
4463 PR tree-optimization/73434
4464 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
4465 TBAA info on the base when forwarding a non-invariant address.
4467 2016-08-15 Jakub Jelinek <jakub@redhat.com>
4469 * dwarf2out.c (struct checksum_attributes): Add
4470 at_string_length_bit_size and at_string_length_byte_size fields.
4471 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
4472 and DW_AT_string_length_byte_size.
4473 (die_checksum_ordered): Handle at_string_length_bit_size and
4474 at_string_length_byte_size.
4475 (gen_array_type_die): For dwarf_version >= 5 emit
4476 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4477 (adjust_string_types): For dwarf_version >= 5 remove
4478 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4479 (resolve_addr): Likewise.
4482 * dwarf2out.c (string_types): New variable.
4483 (gen_array_type_die): Change early_dwarf handling of
4484 DW_AT_string_length, create DW_OP_call4 referencing the
4485 length var temporarily. Handle parameters that are pointers
4487 (adjust_string_types): New function.
4488 (gen_subprogram_die): Temporarily set string_types to local var,
4489 call adjust_string_types if needed.
4490 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
4492 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
4494 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
4496 * doc/install.texi (*-*-solaris2*): Fix version number and document
4497 requirement on GNU make for building libjava with the Solaris linker.
4499 2016-08-15 Martin Liska <mliska@suse.cz>
4500 Jakub Jelinek <jakub@redhat.com>
4502 PR tree-optimization/72824
4503 * tree-loop-distribution.c (const_with_all_bytes_same)
4504 <case VECTOR_CST>: Fix a typo.
4506 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
4509 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
4510 Renamed from _mm512_undefined_si512.
4511 (_mm_undefined_si512): New definition.
4513 2016-08-13 Richard Biener <rguenther@suse.de>
4515 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
4516 into PHIs and update the lattice for its def.
4518 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4521 * ubsan.c (instrument_si_overflow): Pass true instead of false
4523 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
4524 of bbs. Return TODO_cleanup_cfg if any returned true.
4526 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4528 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
4529 ISA 3.0 MTVSRDD instruction.
4530 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
4533 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
4535 PR tree-optimization/71083
4536 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
4537 bitfield access when possible.
4539 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
4542 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
4543 sign-changing cast from a shorter unsigned type to a wider
4546 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4548 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
4549 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
4550 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
4552 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4554 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
4555 Correct costs for vec_construct.
4557 2016-08-12 Bin Cheng <bin.cheng@arm.com>
4559 PR tree-optimization/69848
4560 * tree-vectorizer.h (enum vect_def_type): New condition reduction
4561 type CONST_COND_REDUCTION.
4562 * tree-vect-loop.c (vectorizable_reduction): Support new condition
4563 reudction type CONST_COND_REDUCTION.
4565 2016-08-12 Richard Biener <rguenther@suse.de>
4567 PR tree-optimization/57326
4568 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
4569 returning an SSA name.
4570 (phi_translate_1): When fully_constant_expression returns a NAME
4571 make sure we have a leader for it.
4573 2016-08-12 Martin Liska <mliska@suse.cz>
4574 Adam Fineman <afineman@afineman.com>
4576 * gcov.c (process_file): Create .gcov file when .gcda
4579 2016-08-12 Marek Polacek <polacek@redhat.com>
4582 * alias.c (find_base_value): Adjust fall through comment.
4583 * cfgexpand.c (expand_debug_expr): Likewise.
4584 * combine.c (find_split_point): Likewise.
4585 (expand_compound_operation): Likewise. Add FALLTHRU.
4586 (make_compound_operation): Adjust fall through comment.
4587 (canon_reg_for_combine): Add FALLTHRU.
4588 (force_to_mode): Adjust fall through comment.
4589 (simplify_shift_const_1): Likewise.
4590 (simplify_comparison): Likewise.
4591 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
4593 * config/aarch64/predicates.md: Likewise.
4594 * config/i386/i386.c (function_arg_advance_32): Likewise.
4595 (ix86_gimplify_va_arg): Likewise.
4596 (print_reg): Likewise.
4597 (ix86_print_operand): Likewise.
4598 (ix86_build_const_vector): Likewise.
4599 (ix86_expand_branch): Likewise.
4600 (ix86_sched_init_global): Adjust fall through comment.
4601 (ix86_expand_args_builtin): Add FALLTHRU.
4602 (ix86_expand_builtin): Likewise.
4603 (ix86_expand_vector_init_one_var): Likewise.
4604 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4605 (rs6000_adjust_cost): Likewise.
4606 (insn_must_be_first_in_group): Likewise.
4607 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
4608 * dbxout.c (dbxout_symbol): Adjust fall through comment.
4609 * df-scan.c (df_uses_record): Likewise.
4610 * dojump.c (do_jump): Add FALLTHRU.
4611 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
4613 (resolve_args_picking_1): Adjust fall through comment.
4614 (loc_list_from_tree_1): Likewise.
4615 * expmed.c (make_tree): Likewise.
4616 * expr.c (expand_expr_real_2): Add FALLTHRU.
4617 (expand_expr_real_1): Likewise. Adjust fall through comment.
4618 * fold-const.c (const_binop): Adjust fall through comment.
4619 (fold_truth_not_expr): Likewise.
4620 (fold_cond_expr_with_comparison): Add FALLTHRU.
4621 (fold_binary_loc): Likewise.
4622 (contains_label_1): Adjust fall through comment.
4623 (multiple_of_p): Likewise.
4624 * gcov-tool.c (process_args): Add FALLTHRU.
4625 * genattrtab.c (check_attr_test): Likewise.
4626 (write_test_expr): Likewise.
4627 * genconfig.c (walk_insn_part): Likewise.
4628 * genpreds.c (validate_exp): Adjust fall through comment.
4629 (needs_variable): Likewise.
4630 * gensupport.c (get_alternatives_number): Add FALLTHRU.
4631 (subst_dup): Likewise.
4632 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
4633 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
4634 (gimplify_scan_omp_clauses): Add FALLTHRU.
4635 (goa_stabilize_expr): Likewise.
4636 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
4638 * hsa-gen.c (get_address_from_value): Likewise.
4639 * ipa-icf.c (sem_function::hash_stmt): Likewise.
4640 * ira.c (ira_setup_alts): Add FALLTHRU.
4641 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
4643 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
4644 * opts.c (common_handle_option): Likewise.
4645 * read-rtl.c (read_rtx_code): Likewise.
4646 * real.c (round_for_format): Likewise.
4647 * recog.c (asm_operand_ok): Likewise.
4648 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
4649 * reload1.c (set_label_offsets): Likewise.
4650 (eliminate_regs_1): Likewise.
4651 (reload_reg_reaches_end_p): Likewise.
4652 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
4653 (rtx_cost): Likewise.
4654 * sched-rgn.c (is_exception_free): Likewise.
4655 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
4656 * stor-layout.c (int_mode_for_mode): Likewise.
4657 * toplev.c (print_to_asm_out_file): Likewise.
4658 (print_to_stderr): Likewise.
4659 * tree-cfg.c (gimple_verify_flow_info): Likewise.
4660 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
4661 (chrec_fold_multiply): Likewise.
4662 (evolution_function_is_invariant_rec_p): Likewise.
4663 (for_each_scev_op): Likewise.
4664 * tree-data-ref.c (siv_subscript_p): Likewise.
4665 (get_references_in_stmt): Likewise.
4666 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
4667 (substitute_in_expr): Likewise.
4668 (type_cache_hasher::equal): Likewise.
4669 (walk_type_fields): Likewise.
4670 * var-tracking.c (adjust_mems): Add FALLTHRU.
4671 (set_dv_changed): Adjust fall through comment.
4672 * varasm.c (default_function_section): Add FALLTHRU.
4674 2016-08-12 Marek Polacek <polacek@redhat.com>
4677 * tree-complex.c (expand_complex_division): Add missing break.
4679 2016-08-12 Richard Biener <rguenther@suse.de>
4681 * passes.c (execute_todo): Do not push/pop TV_TODO.
4682 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
4683 (execute_one_pass): Likewise.
4684 * common.opt (ftime-report-details): New switch.
4685 * doc/invoke.texi (ftime-report-details): Document.
4686 * timevar.h (timer::print_row): Adjust signature.
4687 (timer::all_zero): New static helper.
4688 (timer::child_map_t): New typedef.
4689 (timer::time_var_def): Add children field.
4690 * timevar.c (timer::named_items::print): Adjust.
4691 (timer::~timer): Free timevar recorded children.
4692 (timer::pop_internal): When -ftime-report-details record
4693 time spent in sub-timevars.
4694 (timer::print_row): Adjust.
4695 (timer::print): Print sub-timevar stats, use all_zero.
4696 * timevar.def (TV_TODO): Remove.
4698 2016-08-12 Richard Biener <rguenther@suse.de>
4700 PR tree-optimization/72851
4701 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
4702 worklists to use bitmaps indexed in execution order.
4703 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
4704 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
4705 (cfg_blocks): Make a bitmap.
4706 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
4708 (cfg_blocks_empty_p): Adjust.
4709 (cfg_blocks_add): Likewise.
4710 (cfg_blocks_get): Likewise.
4711 (add_ssa_edge): Likewise.
4712 (add_control_edge): Likewise.
4713 (simulate_stmt): Likewise.
4714 (process_ssa_edge_worklist): Likewise.
4715 (simulate_block): Likewise.
4716 (ssa_prop_init): Compute PRE order and stmt UIDs.
4717 (ssa_prop_fini): Adjust.
4718 (ssa_propagate): Adjust.
4720 2016-08-12 Richard Biener <rguenther@suse.de>
4722 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
4723 the currently executable edges have fixed ranges. Always
4724 go through update_value_range.
4726 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
4730 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
4731 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
4732 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
4733 (LANG_HOOKS_DECLS): Add it.
4734 * langhooks.h (struct lang_hooks_for_decls): Add
4735 function_decl_defaulted. Const_tree-ify
4736 function_decl_explicit_p and function_decl_deleted_p.
4737 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
4738 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
4739 also at strict DWARF v5.
4742 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
4743 TYPE_QUAL_CONST in reference-typed decls.
4746 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
4747 in DW_OP_pieces, just enough to handle pointers to member
4749 (gen_remaining_tmpl_value_param_die_attribute): Use a location
4750 expression on DWARFv5 if a constant value doesn't work.
4752 2016-08-11 David Malcolm <dmalcolm@redhat.com>
4754 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
4755 * selftest.c (selftest::test_assertions): New function.
4756 (selftest::selftest_c_tests): New function.
4757 * selftest.h (selftest::selftest_c_tests): New declaration.
4759 2016-08-11 Richard Biener <rguenther@suse.de>
4760 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4762 PR rtl-optimization/72855
4763 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
4765 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4768 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
4769 (vsx_store_<mode>): Likewise.
4771 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
4773 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
4774 TImode CONST_WIDE_INT store.
4775 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
4777 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
4779 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
4780 mode if unaligned SSE load and store are optimal.
4782 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
4784 PR tree-optimization/71083
4785 * tree-predcom.c (ref_at_iteration): Correctly align the
4788 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4790 * config/s390/s390-builtin-types.def: Add INT128 types.
4791 * config/s390/s390-builtins.def: Add INT128 variants for the add
4792 sub low-level builtins dealing with TImode.
4793 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
4794 via subreg when expanding a builtin.
4795 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
4796 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
4798 * config/s390/vecintrin.h: Adjust builtin names accordingly.
4799 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
4800 ("vec_addc<mode>", "vec_addc_u128"): Merge to
4801 "vacc<bhfgq>_<mode>".
4802 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
4803 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
4804 ("vec_subc<mode>", "vec_subc_u128"): Merge to
4805 "vscbi<bhfgq>_<mode>".
4806 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
4807 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
4809 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4811 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
4813 2016-08-11 Bin Cheng <bin.cheng@arm.com>
4815 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
4817 (vcond<v_cmp_mixed><mode>): Ditto.
4818 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
4820 2016-08-11 Bin Cheng <bin.cheng@arm.com>
4822 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
4823 variable explicitly, also assert on it before use.
4825 2016-08-11 Richard Biener <rguenther@suse.de>
4827 PR tree-optimization/72772
4828 * cfgloopmanip.c (create_preheader): Use split_edge if there
4829 is a single loop entry, avoiding degenerate PHIs.
4831 2016-08-11 Richard Biener <rguenther@suse.de>
4833 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
4834 unconditional TODO_cleanup_cfg.
4835 (pass_thread_jumps::execute): Initialize loops, perform a CFG
4836 cleanup only if we threaded a jump.
4838 2016-08-11 Alan Modra <amodra@gmail.com>
4841 * lra-constraints.c (simplify_operand_subreg): Allow subreg
4842 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
4843 slow. Emit two reloads for slow mem case, first loading in
4844 fast innermode, then converting to required mode.
4846 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4848 * config/rs6000/altivec.h (vec_extract_exp): New macro.
4849 (vec_extract_sig): New macro.
4850 (vec_insert_exp): New macro.
4851 (vec_test_data_class): New macro.
4852 (scalar_extract_exp): New macro.
4853 (scalar_extract_sig): New macro.
4854 (scalar_insert_exp): New macro.
4855 (scalar_test_data_class): New macro.
4856 (scalar_test_neg): New macro.
4857 (scalar_cmp_exp_gt): New macro.
4858 (scalar_cmp_exp_lt): New macro.
4859 (scalar_cmp_exp_eq): New macro.
4860 (scalar_cmp_exp_unordered): New macro.
4861 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
4862 to enforce constraint that operand is a 7-bit unsigned literal.
4863 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
4864 for power9 built-ins.
4865 (BU_P9V_VSX_2): Likewise.
4866 (BU_P9V_64BIT_VSX_2): Likewise.
4867 (VSEEDP): Add scalar extract exponent support.
4868 (VSEESP): Add scalar extract signature support.
4869 (VSTDCNDP): Add scalar test negative support.
4870 (VSTDCNSP): Likewise.
4871 (VSIEDP): Add scalar insert exponent support.
4872 (VSCEDPGT): Add scalar compare exponent greater than support.
4873 (VSCEDPLT): Add scalar compare exponent less than support.
4874 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
4875 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
4876 (VSTDCDP): Add scalar test data class support.
4877 (VSTDCSP): Likewise.
4878 (VSEEDP): Add overload support for scalar extract exponent
4880 (VSESDP): Add overload support for scalar extract signature
4882 (VSTDCN): Add overload support for scalar test negative
4884 (VSTDCNDP): Add overload support for scalar test negative
4886 (VSTDCNSP): Add overload support for scalar test negative
4888 (VSIEDP): Add overload support for scalar insert exponent
4890 (VSTDC): Add overload support for scalar test data class
4892 (VSTDCDP): Add overload support for scalar test data class
4894 (VSTDCSP): Add overload support for scalar test data class
4896 (VSCEDPGT): Add overload support for scalar compare exponent
4897 greater than operation.
4898 (VSCEDPLT): Add overload support for scalar compare exponent
4899 less than operation.
4900 (VSCEDPEQ): Add overload support for scalar compare exponent
4901 test-for-equality operation.
4902 (VSCEDPUO): Add overload support for scalar compare exponent
4903 test-for-unordered operation.
4904 (VEEDP): Add vector extract exponent support.
4906 (VESDP): Add vector extract significand support.
4908 (VIEDP): Add vector insert exponent support.
4910 (VTDCDP): Add vector test data class support.
4912 (VES): Add overload support for vector extract significand operation.
4915 (VEE): Add overload support for vector extract exponent operation.
4918 (VTDC): Add overload support for vector test data class operation.
4921 (VIE): Add overload support for vector insert exponent operation.
4924 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4925 overloaded binary floating point functions.
4926 (altivec_resolve_overloaded_builtin): Improve error messages to
4927 distinguish between functions not supported in the current
4928 compiler configuration and functions that were invoked with an
4929 invalid parameter combination, and include the built-in function
4930 name in both error messages.
4931 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
4933 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
4935 (rs6000_expand_binop_builtin): Add check to enforce that argument
4936 2 of the test data class operations is a 7-bit unsigned literal.
4937 (rs6000_invalid_builtin): Add code to issue an error message if a
4938 built-in function that requires the power9_vector and -m32
4939 command-line options is compiled without these options.
4940 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
4941 (UNSPEC_VSX_SXSIGDP): New value.
4942 (UNSPEC_VSX_SXSIGPDP): New value.
4943 (UNSPEC_VSX_SIEXPDP): New value.
4944 (UNSPEC_VSX_SCMPEXPDP): New value.
4945 (UNSPEC_VSX_STSTDC): New value.
4946 (UNSPEC_VSX_VXEXP): New value.
4947 (UNSPEC_VSX_VXSIG): New value.
4948 (UNSPEC_VSX_VIEXP): New value.
4949 (UNSPEC_VSX_VTSTDC): New value.
4950 (xsxexpdp): New insn for scalar extract exponent.
4951 (xsxsigdp): New insn for scalar extract significand.
4952 (xsiexpdp): New insn for scalar insert exponent.
4953 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
4954 (*xscmpexpdp): New insn for scalar compare exponents.
4955 (xststdc<Fvsx): New expansion for both single- and
4956 double-precision scalar test data class operations.
4957 (xststdcneg<Fvsx>): New expansion for both single- and
4958 double-precision scalar test for negative value operations.
4959 (*xststdc<Fvsx>): New insn for scalar test data class
4961 (xvxexp<VSs>): New insn for single- and double-precision
4962 vector extract exponent operation.
4963 (xvxsig<VSs>): New insn for single- and double-precision
4964 vector extract significand operation.
4965 (xviexp<VSs>): New insn for single- and double-precision
4966 vector insert exponent operation.
4967 (xvtstdc<VSs>): New insn for single- and double-precision
4968 vector test data class operation.
4969 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4970 built-in functions to represent the Power9 binary floating-point
4971 support instructions.
4973 2016-08-10 bin cheng <bin.cheng@arm.com>
4975 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
4977 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
4978 Renlin Li <renlin.li@arm.com>
4979 Bin Cheng <bin.cheng@arm.com>
4981 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
4982 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
4983 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
4984 (aarch64_vcond_internal<mode><mode>): Delete pattern.
4985 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
4986 (vcond<v_cmp_result><mode>): Ditto.
4987 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
4988 (vcondu<mode><mode>): Ditto.
4989 (vcond<v_cmp_mixed><mode>): New pattern.
4990 (vcondu<mode><v_cmp_mixed>): New pattern.
4991 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
4992 of aarch64_vcond_internal.
4994 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
4995 Renlin Li <renlin.li@arm.com>
4996 Bin Cheng <bin.cheng@arm.com>
4998 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
4999 (vec_cmp<mode><v_cmp_result>): New pattern.
5000 (vec_cmpu<mode><mode>): New pattern.
5001 (vcond_mask_<mode><v_cmp_result>): New pattern.
5003 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5005 PR tree-optimization/71734
5006 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
5007 REF_LOOP, invoke ref_indep_loop_p_1.
5008 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
5009 to ref_indep_loop_p.
5010 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
5011 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
5012 is inside LOOP, do not cache dpendence value for loops with
5014 (ref_indep_loop_p_2): Delete function.
5015 (can_sm_ref_p): Pass LOOP as additional argument to
5018 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5021 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
5022 being an offsettable address.
5024 2016-08-10 Martin Liska <mliska@suse.cz>
5026 PR gcov-profile/58306
5027 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
5028 atomic variants of profile update functions.
5030 2016-08-10 Martin Liska <mliska@suse.cz>
5032 Cherry picked (and modified) from google-4_7 branch
5033 2012-12-26 Rong Xu <xur@google.com>
5034 * common.opt (fprofile-update): Add new flag.
5035 * coretypes.h: Define enum profile_update.
5036 * doc/invoke.texi: Document -fprofile-update.
5037 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
5038 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
5039 * tree-profile.c (gimple_init_edge_profiler): Generate
5040 also atomic profiler update.
5041 (gimple_gen_edge_profiler): Likewise.
5043 2016-08-10 David Malcolm <dmalcolm@redhat.com>
5045 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
5046 stack_usage_file to NULL after fclose calls.
5048 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5051 * reload.c (push_reload): Compute subreg_in_class for
5052 subregs of constants and plus expressions. Remove special
5053 handling of SYMBOL_REFs.
5055 2016-08-10 Alan Modra <amodra@gmail.com>
5058 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
5059 SImode for TARGET_E500_DOUBLE when given SImode.
5061 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
5063 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
5064 unused variable __O.
5066 2016-08-09 Martin Liska <mliska@suse.cz>
5068 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
5069 _gcov_reset to __gcov_reset.
5070 * doc/gcov-tool.texi: Fix typo.
5072 2016-08-09 Martin Liska <mliska@suse.cz>
5074 * value-prof.c (gimple_divmod_values_to_profile): Do not
5075 instrument MOD histogram if a value is not a SSA name.
5077 2016-08-09 Martin Liska <mliska@suse.cz>
5079 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
5082 2016-08-09 Renlin Li <renlin.li@arm.com>
5085 * calls.c (prepare_call_address): Convert funexp to Pmode when
5087 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
5088 (sibcall_value): Likewise.
5090 2016-08-09 Marek Polacek <polacek@redhat.com>
5093 * cselib.c (cselib_expand_value_rtx_1): Add return.
5094 * gengtype.c (dbgprint_count_type_at): Likewise.
5095 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
5096 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
5098 2016-08-09 Martin Jambor <mjambor@suse.cz>
5101 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
5102 if instance is a MEM_REF.
5104 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
5107 * config/i386/i386.md (*movtf_internal): Use
5108 lra_in_progress || reload_completed instead of !can_create_pseudo_p
5109 in the insn constraint.
5110 (*movxf_internal): Ditto.
5111 (*movdf_internal): Ditto.
5112 (*movsf_internal): Ditto.
5114 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5116 PR tree-optimization/72772
5117 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5120 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5122 PR tree-optimization/72772
5123 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
5125 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
5126 parameter STOP and update calls. Move expand_simple_operations
5127 function call from here...
5128 (simplify_using_initial_conditions): ...to here. Delete parameter
5130 (tree_simplify_using_condition): Delete parameter STOP.
5131 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
5132 simplify_using_initial_conditions.
5134 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
5137 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
5138 Use create_tmp_var_raw instead of create_tmp_var.
5140 2016-08-09 Richard Biener <rguenther@suse.de>
5142 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
5143 Treat same SSA names related.
5145 2016-08-09 Jakub Jelinek <jakub@redhat.com>
5147 PR tree-optimization/72824
5148 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
5149 real_zerop is not negative.
5151 2016-08-09 Richard Biener <rguenther@suse.de>
5153 PR tree-optimization/71802
5154 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
5155 all merge opportunities with the predecessor.
5157 2016-08-09 Richard Biener <rguenther@suse.de>
5160 * ipa-prop.c (ipa_modify_formal_parameters): Build
5161 parameter types with natural alignment also for the
5164 2016-08-08 Andi Kleen <ak@linux.intel.com>
5166 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
5168 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5171 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
5172 do-nothing langhook.
5173 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
5174 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
5175 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
5176 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
5178 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5181 * input.c: Ensure that HAVE_ICONV is defined.
5183 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5186 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
5187 private vars for lastprivate and for linear iterator.
5190 * omp-simd-clone.c: Include varasm.h.
5191 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
5192 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
5193 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
5194 update function name.
5196 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5198 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
5199 (avr_diagnose_devicespecs_error): Remove.
5200 (avr_devicespecs_file): Remove composing absolute path for specfile
5201 and its verbose info. Remove conditions to check specs-file,
5203 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5205 PR rtl-optimization/72821
5206 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
5207 just return false for them.
5209 2016-08-08 Alan Modra <amodra@gmail.com>
5212 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
5213 toc refs created during reload. Update function comment.
5215 2016-08-08 Alan Modra <amodra@gmail.com>
5218 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
5219 alternatives. Put loads first, then stores, and reg/reg moves
5220 within same class later. Delete attr length.
5222 2016-08-08 Alan Modra <amodra@gmail.com>
5225 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
5226 (mem_operand_ds_form): New predicate.
5227 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
5228 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
5229 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
5230 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
5231 (extendsfdf2_fpr): Replace o constraint with wY.
5233 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
5235 * tree-ssa-threadbackward.c: Include tree-inline.h
5236 (profitable_jump_thread_path): Use estimate_num_insns to estimate
5237 size of copied block; for cold paths reduce duplication.
5238 (find_jump_threads_backwards): Remove redundant tests.
5239 (pass_thread_jumps::gate): Enable for -Os.
5241 2016-08-07 Jakub Jelinek <jakub@redhat.com>
5244 * stor-layout.c (layout_decl): Fix up formatting.
5245 (relayout_decl): Allow DECL to be FIELD_DECL.
5247 2016-08-07 Alan Modra <amodra@gmail.com>
5249 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
5251 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5253 * data-streamer-in.c (streamer_read_wide_int): New.
5254 (streamer_read_widest_int): Renamed function.
5255 * data-streamer-out.c (streamer_write_wide_int): New
5256 (streamer_write_widest_int): Renamed function.
5257 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
5259 (input_cfg): Call renamed function.
5260 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
5262 (output_cfg): Call renamed function.
5263 * data-streamer.h: Add declarations.
5265 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5267 * tree-ssa-ccp.c (extend_mask): New param sgn.
5268 Remove ORing with wi::mask.
5269 (get_default_value): Adjust call to extend_mask to pass sign.
5270 (evaluate_stmt): Likewise.
5272 2016-08-06 Jakub Jelinek <jakub@redhat.com>
5274 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
5277 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5279 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
5280 transform if operand's type is pointer to function or method.
5282 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
5284 PR tree-optimization/18046
5285 * tree-ssa-threadedge.c: Include cfganal.h.
5286 (simplify_control_statement_condition): If simplifying a
5287 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
5288 with the dominating ASSERT_EXPR before handing it off to VRP.
5289 Mention that a CASE_LABEL_EXPR may be returned.
5290 (thread_around_empty_blocks): Adjust to handle
5291 simplify_control_statement_condition() returning a
5293 (thread_through_normal_block): Likewise.
5294 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
5295 a switch statement by trying to determine which case label
5298 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
5300 PR rtl-optimization/69847
5301 * lra-constraints.c (process_invariant_for_inheritance): Save
5302 pattern instead of src.
5303 (remove_inheritance_pseudos): Use the pattern. Add assert.
5305 2016-08-05 David Malcolm <dmalcolm@redhat.com>
5307 * input.c (string_concat::string_concat): New constructor.
5308 (string_concat_db::string_concat_db): New constructor.
5309 (string_concat_db::record_string_concatenation): New method.
5310 (string_concat_db::get_string_concatenation): New method.
5311 (string_concat_db::get_key_loc): New method.
5312 (class auto_cpp_string_vec): New class.
5313 (get_substring_ranges_for_loc): New function.
5314 (get_source_range_for_substring): New function.
5315 (get_num_source_ranges_for_substring): New function.
5316 (class selftest::lexer_test_options): New class.
5317 (struct selftest::lexer_test): New struct.
5318 (class selftest::ebcdic_execution_charset): New class.
5319 (selftest::ebcdic_execution_charset::s_singleton): New variable.
5320 (selftest::lexer_test::lexer_test): New constructor.
5321 (selftest::lexer_test::~lexer_test): New destructor.
5322 (selftest::lexer_test::get_token): New method.
5323 (selftest::assert_char_at_range): New function.
5324 (ASSERT_CHAR_AT_RANGE): New macro.
5325 (selftest::assert_num_substring_ranges): New function.
5326 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
5327 (selftest::assert_has_no_substring_ranges): New function.
5328 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
5329 (selftest::test_lexer_string_locations_simple): New function.
5330 (selftest::test_lexer_string_locations_ebcdic): New function.
5331 (selftest::test_lexer_string_locations_hex): New function.
5332 (selftest::test_lexer_string_locations_oct): New function.
5333 (selftest::test_lexer_string_locations_letter_escape_1): New function.
5334 (selftest::test_lexer_string_locations_letter_escape_2): New function.
5335 (selftest::test_lexer_string_locations_ucn4): New function.
5336 (selftest::test_lexer_string_locations_ucn8): New function.
5337 (selftest::uint32_from_big_endian): New function.
5338 (selftest::test_lexer_string_locations_wide_string): New function.
5339 (selftest::uint16_from_big_endian): New function.
5340 (selftest::test_lexer_string_locations_string16): New function.
5341 (selftest::test_lexer_string_locations_string32): New function.
5342 (selftest::test_lexer_string_locations_u8): New function.
5343 (selftest::test_lexer_string_locations_utf8_source): New function.
5344 (selftest::test_lexer_string_locations_concatenation_1): New
5346 (selftest::test_lexer_string_locations_concatenation_2): New
5348 (selftest::test_lexer_string_locations_concatenation_3): New
5350 (selftest::test_lexer_string_locations_macro): New function.
5351 (selftest::test_lexer_string_locations_stringified_macro_argument):
5353 (selftest::test_lexer_string_locations_non_string): New function.
5354 (selftest::test_lexer_string_locations_long_line): New function.
5355 (selftest::test_lexer_char_constants): New function.
5356 (selftest::input_c_tests): Call the new test functions once per
5357 case within the line_table test matrix.
5358 * input.h (struct string_concat): New struct.
5359 (struct location_hash): New struct.
5360 (class string_concat_db): New class.
5361 * substring-locations.h: New header.
5363 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
5365 PR tree-optimization/72810
5366 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
5367 the type of the case labels when truncating.
5369 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
5372 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
5373 (aarch64_fp16_ptr_type_node): Likewise.
5374 * config/aarch64/aarch64-simd-builtins.c
5375 (aarch64_fp16_ptr_type_node): Define.
5376 (aarch64_init_fp16_types): New, refactored out of...
5377 (aarch64_init_builtins): ...here, update to call
5378 aarch64_init_fp16_types.
5379 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
5381 (aapcs_vfp_sub_candidate): Likewise.
5383 2016-08-05 Martin Liska <mliska@suse.cz>
5384 Joshua Cranmer <Pidgeot18@gmail.com>
5386 * gcov.c (line_t::has_block): New function.
5387 (enum loop_type): New enum.
5388 (handle_cycle): New function.
5389 (unblock): Likewise.
5390 (circuit): Likewise.
5391 (get_cycles_count): Likewise.
5392 (accumulate_line_counts): Use new loop detection algorithm.
5394 2016-08-05 Martin Liska <mliska@suse.cz>
5396 * gcov.c (output_intermediate_file): Rename
5397 function_info::line_next to next_file_fn.
5398 (process_file): Likewise.
5399 (read_graph_file): Likewise.
5400 (accumulate_line_counts): Likewise.
5401 (output_lines): Likewise.
5403 2016-08-05 Richard Biener <rguenther@suse.de>
5405 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
5406 restriction on threading to a loop header.
5408 2016-08-05 Richard Biener <rguenther@suse.de>
5410 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
5411 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
5412 adjust loop info accordingly.
5414 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
5416 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
5417 before folding call to __builtin_constant_p with parameters to false.
5419 2016-08-05 Alan Modra <amodra@gmail.com>
5421 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
5422 code accidentally committed 2016-05-02 providing class when given
5425 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
5427 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
5428 the case label ranges that partially overlap with OP's value
5431 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
5434 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
5435 Cast builtin function result to __mmask16 instead of __mmask8.
5436 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
5437 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
5438 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
5440 2016-08-04 David Malcolm <dmalcolm@redhat.com>
5442 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
5443 (ASSERT_TRUE_AT): New macro.
5444 (ASSERT_FALSE): Reimplement in terms of...
5445 (ASSERT_FALSE_AT): New macro.
5446 (ASSERT_STREQ_AT): Fix typo in comment.
5448 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
5450 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
5451 labels are exhaustive, designate the label with the widest
5452 range to be the default label.
5454 2016-08-04 Andrew Pinski <apinski@cavium.com>
5456 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
5457 (thunderx_tunings): Use thunderx_vector_cost instead of
5458 generic_vector_cost.
5460 2016-08-04 Martin Liska <mliska@suse.cz>
5462 * gcov.c (main): Fix GNU coding style.
5463 (output_intermediate_file): Likewise.
5464 (process_file): Likewise.
5465 (generate_results): Likewise.
5466 (release_structures): Likewise.
5467 (create_file_names): Likewise.
5468 (find_source): Likewise.
5469 (read_graph_file): Likewise.
5470 (find_exception_blocks): Likewise.
5471 (canonicalize_name): Likewise.
5472 (make_gcov_file_name): Likewise.
5473 (mangle_name): Likewise.
5474 (accumulate_line_counts): Likewise.
5475 (output_branch_count): Likewise.
5476 (read_line): Likewise.
5478 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
5480 PR rtl-optimization/71779
5481 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
5482 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
5483 or if it was truncated.
5485 PR rtl-optimization/70903
5486 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
5488 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5490 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
5491 accessing SSA_NAME_PTR_INFO.
5493 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5496 * common/config/avr/avr-common.c (avr_option_optimization_table)
5497 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
5499 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5502 * config/avr/avr.md: New pattern to work around do_store_flag
5503 generating shift instructions for bit extractions.
5505 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5507 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
5509 (add_equivalence): Likewise.
5510 (get_value_range): Allocate value range with vrp_value_range_pool.
5511 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
5512 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
5514 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
5516 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
5517 the default for the rs6000 port.
5519 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5522 * calls.c (special_function_p): Remove special handling of
5523 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
5524 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
5525 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
5527 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
5530 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
5531 Don't stop on regular insns.
5533 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
5535 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
5536 size to DImode boundary.
5537 (nvptx_propagate): Likewise.
5539 2016-08-03 Alan Modra <amodra@gmail.com>
5541 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
5542 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
5543 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
5544 from -mefficient-unaligned-vector. Note that this affects fp too.
5546 2016-08-03 Alan Modra <amodra@gmail.com>
5548 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
5551 2016-08-03 Alan Modra <amodra@gmail.com>
5553 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
5554 to a reg. Localize vars.
5556 2016-08-03 Alan Modra <amodra@gmail.com>
5558 * config/rs6000/rs6000.opt: Remove negatives from help strings
5561 2016-08-03 Alan Modra <amodra@gmail.com>
5563 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
5564 Delete duplicated code.
5566 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5569 * lra-spills.c (regno_in_use_p): New.
5570 (lra_final_code_change): Use it.
5572 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5574 PR rtl-optimization/69847
5575 * lra-int.h (struct lra-reg): Use restore_rtx instead of
5577 (lra_rtx_hash): New.
5578 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
5580 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
5581 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
5582 * lra-spills.c (lra_final_code_change): Don't delete insn when the
5583 next insn is USE with the same reg as the current insn source.
5584 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
5586 (lra_constraints_init): Call initiate_invariants.
5587 (lra_constraints_finish): Call finish_invariants.
5588 (struct invariant, invariant_t, invariant_ptr_t): New.
5589 (const_invariant_ptr_t, invariants, invariants_pool): New.
5590 (invariant_table, invariant_hash, invariant_eq_p): New.
5591 (insert_invariant, initiate_invariants, finish_invariants): New.
5592 (clear_invariants, invalid_invariant_regs): New.
5593 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
5594 instead of restore_regno.
5595 (invariant_p, process_invariant_for_inheritance): New.
5596 (inherit_in_ebb): Implement invariant inheritance.
5597 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
5598 (remove_inheritance_pseudos): Implement undoing invariant
5600 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
5601 instead of restore_regno.
5602 * lra-assigns.c (regno_live_length): New.
5603 (reload_pseudo_compare_func): Use regno_live_length.
5604 (assign_by_spills): Use restore_rtx instead of restore_regno.
5605 (lra_assign): Ditto. Initiate regno_live_length.
5607 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
5609 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
5610 __builtin_aarch64_fmindf.
5612 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5614 PR tree-optimization/34114
5615 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
5616 information for more control IVs.
5618 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5620 PR tree-optimization/34114
5621 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
5622 PLUS_EXPR case. Handle SSA_NAME case.
5624 2016-08-02 Tamar Christina <tamar.christina@arm.com>
5626 * config/aarch64/aarch64-simd-builtins.def
5627 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
5628 (__builtin_aarch64_fmaxdf): Likewise.
5629 (__builtin_aarch64_smin_nandf): Likewise.
5630 (__builtin_aarch64_smax_nandf): Likewise.
5631 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
5632 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
5633 (<fmaxmin><mode>3): ...this.
5634 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
5635 (vminnm_f64): Likewise.
5636 (vmin_f64): Likewise.
5637 (vmax_f64): Likewise.
5638 * config/aarch64/iterators.md (FMAXMIN): Merge with...
5639 (FMAXMIN_UNS): ...this.
5640 (fmaxmin): Merged with
5641 (fmaxmin_op): ...this...
5642 (maxmin_uns_op): ...in to this.
5644 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5646 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5647 Add support for vec_extract on vector float, vector int, vector
5648 short, and vector char vector types.
5649 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5650 vector float, vector int, vector short, and vector char
5651 optimizations on 64-bit ISA 2.07 systems for both constant and
5652 variable element numbers.
5653 (rs6000_split_vec_extract_var): Likewise.
5654 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
5655 Altivec registers on ISA 2.07 and above.
5656 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
5657 which never was matched due to the split occuring before register
5658 allocation (and the code would not have worked on little endian
5659 systems if it did match). Allow extracts to go to the Altivec
5660 registers if ISA 2.07 (power8). Change from using "" around the
5661 C++ code to using {}'s.
5662 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
5663 vec_extracts when the vector is in memory.
5664 (vsx_extract_v4sf_var): New insn to optimize vector float
5665 vec_extracts when the element number is variable on 64-bit ISA
5667 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
5668 for 64-bit ISA 2.07 as well as ISA 3.0.
5669 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
5670 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
5671 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
5672 optimize vector int, vector short, and vector char vec_extracts
5673 when the vector is in memory.
5674 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
5675 optimize vector int, vector short, and vector char vec_extracts
5676 when the element number is variable.
5678 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5681 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
5682 does not overlap with other symbol flags.
5684 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
5686 * config/aarch64/aarch64.h (aarch64_frame):
5687 Remove padding0 and hardfp_offset. Add locals_offset,
5688 initial_adjust, callee_adjust, callee_offset and final_adjust.
5689 * config/aarch64/aarch64.c (aarch64_layout_frame):
5690 Remove unused padding0 and hardfp_offset initializations.
5691 Choose frame layout and set frame variables accordingly.
5692 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
5693 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
5694 (aarch64_pop_regs): Likewise.
5695 (aarch64_expand_prologue): Remove all decision code, just emit
5696 prolog according to frame variables.
5697 (aarch64_expand_epilogue): Remove all decision code, just emit
5698 epilog according to frame variables.
5699 (aarch64_initial_elimination_offset): Use offset to local/arg area.
5701 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
5704 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
5705 fix_debug_reg_uses after changing source register mode to
5706 V1TImode if source register is undefined.
5708 2015-08-01 Alan Hayward <alan.hayward@arm.com>
5710 PR tree-optimization/71818
5711 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
5712 with non invariant evolutions
5714 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5717 * config/avr/avr.md (length) [branch]: Correct insn length
5718 attribute for forward branches.
5720 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5722 * doc/extend.texi (AVR Built-in Functions): Document
5724 * config/avr/builtins.def (NOPS): New.
5725 * config/avr/avr.c (avr_expand_nops): New static function.
5726 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
5728 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5730 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
5731 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
5734 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
5736 * config/aarch64/aarch64.c (vulcan_tunings): Update
5737 vulcan L1 cache_line_size.
5739 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5741 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
5742 function that takes a vector memory address, a hard register, an
5743 element number and a temporary base register, and recreates an
5744 address that points to the appropriate element within the vector.
5745 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
5746 (rs6000_split_vec_extract_var): Add support for the target of a
5747 vec_extract with variable element number being a scalar memory
5749 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
5751 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
5752 vsx_extract_<mode>_load insn with a new insn that optimizes
5753 storing either element to a memory location, using scratch
5754 registers to pick apart the vector and reconstruct the address.
5755 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
5756 (vsx_extract_<mode>_store): Rework alternatives to more correctly
5757 support Altivec registers. Add support for ISA 3.0 Altivec d-form
5759 (vsx_extract_<mode>_var): Add support for extracting a variable
5760 element number from memory.
5762 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
5764 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
5765 when testing for compares against constants of the form 0xabab.
5767 2016-07-29 Bin Cheng <bin.cheng@arm.com>
5769 PR tree-optimization/57558
5770 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
5772 (vect_loop_versioning): Support versioning with niter assumptions.
5773 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
5774 (vect_get_loop_niters): New parameter. Reimplement to support
5775 assumptions in loop niter info.
5776 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
5777 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
5778 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
5779 Support loop versioning for niters.
5780 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
5781 (vect_free_loop_info_assumptions): New function.
5782 (vectorize_loops): Free loop niter info for loops with flag
5783 LOOP_F_ASSUMPTIONS set if vectorization failed.
5784 * tree-vectorizer.h (struct _loop_vec_info): New field
5785 num_iters_assumptions.
5786 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
5787 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
5788 (LOOP_REQUIRES_VERSIONING): New macro.
5789 (vect_free_loop_info_assumptions): New decl.
5791 2016-07-29 Bin Cheng <bin.cheng@arm.com>
5793 * cfgloop.h (struct loop): New field constraints.
5794 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
5795 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
5797 * cfgloop.c (alloc_loop): Initialize new field.
5798 * cfgloopmanip.c (copy_loop_info): Copy constraints.
5799 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
5800 Adjust niter analysis wrto loop constraints.
5801 * doc/loop.texi (@node Number of iterations): Add description for loop
5804 2016-07-29 Marek Polacek <polacek@redhat.com>
5807 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
5808 (ix86_expand_round_builtin): Likewise.
5810 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
5811 Georg-Johann Lay <avr@gjlay.de>
5813 PR rtl-optimization/71976
5814 * combine.c (get_last_value): Return 0 if the argument for which
5815 the function is called has a wider mode than the recorded value.
5817 2016-07-29 Marek Polacek <polacek@redhat.com>
5820 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
5821 (altivec_expand_st_builtin): Likewise.
5823 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
5825 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
5826 introduced in r238381.
5828 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5831 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
5832 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
5834 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
5836 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
5838 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5839 Add support for vec_extract of vector double or vector long having
5840 a variable element number on 64-bit ISA 2.07 systems or newer.
5841 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
5843 (rs6000_split_vec_extract_var): New function to split a
5844 vec_extract built-in function with variable element number.
5845 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
5847 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
5848 (UNSPEC_VSX_EXTRACT): Likewise.
5849 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
5850 direct move instructions to be generated on 64-bit ISA 2.07
5851 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
5853 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
5854 arguments for vec_extract variable element.
5855 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
5856 vec_extract with variable element on V2DFmode and V2DImode
5858 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
5859 -mupper-regs-df requirement, since it isn't needed.
5860 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
5861 do direct moves on 64-bit systems, which allows optimization of
5862 vec_extract on 64-bit ISA 2.07 systems and newer.
5864 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
5865 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
5867 * config/aarch64/aarch64.md
5868 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
5870 (<optab>qihi2_aarch64): Likewise, and split into two.
5871 (extendqihi2_aarch64): New.
5872 (zero_extendqihi2_aarch64): New.
5873 * config/aarch64/iterators.md (ldrxt): Remove.
5874 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
5877 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
5879 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
5881 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
5883 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
5884 (aarch64_push_reg): New function to push 1 or 2 registers.
5885 (aarch64_pop_reg): New function to pop 1 or 2 registers.
5886 (aarch64_expand_prologue): Use aarch64_push_regs.
5887 (aarch64_expand_epilogue): Use aarch64_pop_regs.
5889 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
5891 PR tree-optimization/71734
5892 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
5893 attribute instead of REF_LOOP and use it.
5894 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
5895 set it for Loops having non-zero safelen attribute.
5896 (ref_indep_loop_p): Pass zero as initial value for safelen.
5898 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
5902 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
5903 call using chkp_gimple_call_builtin_p.
5904 (chkp_copy_bounds_for_assign): Likewise.
5906 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5908 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
5909 * config/arm/arm-protos.h (struct tune_params): Likewise.
5910 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
5911 (cortex_a9_sched_adjust_cost): Likewise.
5912 (fa726te_sched_adjust_cost): Likewise.
5913 (arm_adjust_cost): Likewise.
5914 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
5915 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
5916 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
5917 * config/i386/i386.c (ix86_adjust_cost): Likewise.
5918 * config/ia64/ia64.c: Likewise.
5919 * config/m68k/m68k.c: Likewise.
5920 * config/mep/mep.c (mep_adjust_cost): Likewise.
5921 * config/microblaze/microblaze.c (microblaze_adjust_cost):
5923 * config/mips/mips.c (mips_adjust_cost): Likewise.
5924 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
5926 * config/pa/pa.c (pa_adjust_cost): Likewise.
5927 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
5928 (rs6000_debug_adjust_cost): Likewise.
5929 * config/sh/sh.c (sh_adjust_cost): Likewise.
5930 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
5931 (hypersparc_adjust_cost): Likewise.
5932 (sparc_adjust_cost): Likewise.
5933 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
5934 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
5935 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
5937 * config/visium/visium.c (visium_adjust_cost): Likewise.
5938 * doc/tm.texi: Regenerate.
5939 * haifa-sched.c (dep_cost_1): Adjust.
5940 * target.def: Merge adjust_cost and adjust_cost_2.
5942 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5944 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
5946 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5948 * store-motion.c (struct st_expr): Make pattern_regs a vector.
5949 (extract_mentioned_regs): Append to a vector instead of
5950 returning a rtx_expr_list.
5951 (st_expr_entry): Adjust.
5952 (free_st_expr_entry): Likewise.
5953 (store_ops_ok): Likewise.
5954 (store_killed_in_insn): Likewise.
5955 (find_moveable_store): Likewise.
5957 2016-07-28 Martin Liska <mliska@suse.cz>
5959 PR gcov-profile/68025
5960 * tree-profile.c (tree_profiling): Respect
5961 no_profile_instrument_function attribute.
5962 * doc/extend.texi: Document no_profile_instrument_function
5965 2016-07-28 Martin Liska <mliska@suse.cz>
5967 PR rtl-optimization/70944
5968 * combine.c (make_compound_operation):
5969 Do not allow make_compound_operation for vector mode
5971 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
5974 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
5975 before calling get_ops.
5977 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5979 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
5980 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
5981 (BITS_PER_UNIT_LOG): Remove.
5982 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
5983 * expr.c (expand_assignment): Likewise.
5984 * stor-layout.c (initialize_sizetypes): Likewise.
5986 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5988 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
5989 signature of rs6000_expand_vector_extract so that the element
5990 number is a RTX instead of a constant integer.
5991 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
5993 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
5994 (altivec_expand_vec_ext_builtin): Likewise.
5995 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
5996 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
5997 MFVSRLD instruction.
5999 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6001 * input.c (get_pure_location): Move here from tree.c.
6002 (make_location): Likewise. Add header comment.
6003 (selftest::test_accessing_ordinary_linemaps): Verify
6004 pure_location_p, make_location, get_location_from_adhoc_loc and
6006 * input.h (get_pure_location): Move declaration here from tree.h.
6007 (get_finish): Likewise for inline function.
6008 (make_location): Likewise for declaration.
6009 * tree.c (get_pure_location): Move to input.c.
6010 (make_location): Likewise.
6011 * tree.h (get_pure_location): Move declaration to tree.h.
6012 (get_finish): Likewise for inline function.
6013 (make_location): Likewise for declaration.
6015 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6018 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
6020 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6022 * system.h (STATIC_ASSERT): Use static_assert if building
6025 2016-07-27 Richard Biener <rguenther@suse.de>
6027 PR tree-optimization/72517
6028 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
6029 Revert change to not compute read-read dependences.
6031 2016-07-27 Richard Biener <rguenther@suse.de>
6033 * predict.c (set_even_probabilities): Make nedges unsigned.
6035 2016-07-27 Martin Liska <mliska@suse.cz>
6037 * predict.c (set_even_probabilities): Handle unlikely edges.
6038 (combine_predictions_for_bb): Likewise.
6040 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6043 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
6044 __float128 support when we don't have hardware support, so that
6045 the IEEE built-in functions like isgreater, first call __unordkf3
6046 to make sure neither operand is a NaN, and if both operands are
6047 ordered, do the normal comparison.
6049 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6051 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
6053 (extract_code_and_val_from_cond_with_ops): Verify that name is
6054 either cond_op0 or cond_op1.
6056 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6058 PR tree-optimization/18046
6059 * genmodes.c (emit_mode_size_inline): Emit an assert that
6060 verifies that mode is a valid array index.
6061 (emit_mode_nuinits_inline): Likewise.
6062 (emit_mode_inner_inline): Likewise.
6063 (emit_mode_unit_size_inline): Likewise.
6064 (emit_mode_unit_precision_inline): Likewise.
6065 * tree-vrp.c: Include params.h.
6066 (find_switch_asserts): Register edge assertions for the default
6067 label which correspond to the anti-ranges of each case label.
6068 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
6069 * doc/invoke.texi: Document it.
6071 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6073 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
6074 and unnecessary call to gimple_bb.
6076 2016-07-26 Richard Biener <rguenther@suse.de>
6078 PR rtl-optimization/71984
6079 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
6082 2016-07-26 Richard Biener <rguenther@suse.de>
6085 * expmed.c (extract_bit_field_1): Constrain the vector mode
6086 with element size matching the extraction mode size when
6087 choosing a better vector mode to do the extraction from.
6089 2016-07-26 Richard Biener <rguenther@suse.de>
6090 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6093 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
6096 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6098 * tree-ssa-structalias.c (struct scc_info): Change types of
6099 members to auto_sbitmap and auto_vec.
6100 (scc_info::scc_info): New constructor.
6101 (scc_info::~scc_info): New destructor.
6102 (init_scc_info): Remove.
6103 (free_scc_info): Remove.
6104 (find_indirect_cycles): Adjust.
6105 (perform_var_substitution): Likewise.
6106 (free_var_substitution_info): Likewise.
6108 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6110 * tree-outof-ssa.c (struct elim_graph): Change type of members
6111 to auto_vec and auto_sbitmap.
6112 (elim_graph::elim_graph): New constructor.
6113 (delete_elim_graph): Remove.
6114 (expand_phi_nodes): Adjust.
6116 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6118 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
6119 (new_elim_graph): Adjust.
6120 (clear_elim_graph): Likewise.
6121 (delete_elim_graph): Likewise.
6122 (elim_graph_size): Likewise.
6123 (elim_graph_add_node): Likewise.
6124 (elim_graph_add_edge): Likewise.
6125 (elim_graph_remove_succ_edge): Likewise.
6126 (eliminate_name): Likewise.
6127 (eliminate_build): Likewise.
6128 (elim_forward): Likewise.
6129 (elim_unvisited_predecessor): Likewise.
6130 (elim_backward): Likewise.
6131 (elim_create): Likewise.
6132 (eliminate_phi): Likewise.
6133 (expand_phi_nodes): Likewise.
6135 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6137 * bt-load.c (compute_out): Use auto_sbitmap class.
6138 (link_btr_uses): Likewise.
6139 * cfganal.c (mark_dfs_back_edges): Likewise.
6140 (post_order_compute): Likewise.
6141 (inverted_post_order_compute): Likewise.
6142 (pre_and_rev_post_order_compute_fn): Likewise.
6143 (single_pred_before_succ_order): Likewise.
6144 * cfgexpand.c (pass_expand::execute): Likewise.
6145 * cfgloop.c (verify_loop_structure): Likewise.
6146 * cfgloopmanip.c (fix_bb_placements): Likewise.
6147 (remove_path): Likewise.
6148 (update_dominators_in_loop): Likewise.
6149 * cfgrtl.c (break_superblocks): Likewise.
6150 * ddg.c (check_sccs): Likewise.
6151 (create_ddg_all_sccs): Likewise.
6152 * df-core.c (df_worklist_dataflow): Likewise.
6153 * dse.c (dse_step3): Likewise.
6154 * except.c (eh_region_outermost): Likewise.
6155 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6156 * gcse.c (prune_expressions): Likewise.
6157 (prune_insertions_deletions): Likewise.
6158 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
6159 * graph.c (draw_cfg_nodes_no_loops): Likewise.
6160 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
6161 * lcm.c (compute_earliest): Likewise.
6162 (compute_farthest): Likewise.
6163 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
6164 (unroll_loop_runtime_iterations): Likewise.
6165 (unroll_loop_stupid): Likewise.
6166 * lower-subreg.c (decompose_multiword_subregs): Likewise.
6167 * lra-lives.c: Likewise.
6168 * lra.c (lra): Likewise.
6169 * modulo-sched.c (schedule_reg_moves): Likewise.
6170 (optimize_sc): Likewise.
6171 (get_sched_window): Likewise.
6172 (sms_schedule_by_order): Likewise.
6173 (check_nodes_order): Likewise.
6174 (order_nodes_of_sccs): Likewise.
6175 (order_nodes_in_scc): Likewise.
6176 * recog.c (split_all_insns): Likewise.
6177 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
6178 * reload1.c (reload): Likewise.
6179 * sched-rgn.c (haifa_find_rgns): Likewise.
6180 (split_edges): Likewise.
6181 (compute_trg_info): Likewise.
6182 * sel-sched.c (init_seqno): Likewise.
6183 * store-motion.c (remove_reachable_equiv_notes): Likewise.
6184 * tree-into-ssa.c (update_ssa): Likewise.
6185 * tree-ssa-live.c (live_worklist): Likewise.
6186 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
6187 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6189 (try_peel_loop): Likewise.
6190 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6192 * tree-ssa-pre.c (compute_antic): Likewise.
6193 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
6194 * tree-stdarg.c (reachable_at_most_once): Likewise.
6195 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
6196 * var-tracking.c (vt_find_locations): Likewise.
6198 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6200 * sbitmap.h (auto_sbitmap): New class.
6202 2016-07-26 Alan Modra <amodra@gmail.com>
6205 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
6208 2016-07-25 David Malcolm <dmalcolm@redhat.com>
6210 * input.c (selftest::temp_source_file::temp_source_file): Fix
6211 missing "%s" in fprintf.
6213 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
6216 * cselib.c (cselib_process_insn): Invalidate argument slots for
6219 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6221 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
6222 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
6223 vmulxh_lane_f16, vmulxh_laneq_f16): New.
6225 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6227 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6228 * config/aarch64/aarch64.md (fma, fnma): Support HF.
6229 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
6231 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6233 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6234 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
6236 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
6237 (add<mode>3): Likewise.
6238 (sub<mode>3): Likewise.
6239 (mul<mode>3): Likewise.
6240 (div<mode>3): Likewise.
6241 (*div<mode>3): Likewise.
6242 (<fmaxmin><mode>3): Extend to HF.
6243 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
6244 (fabd<mode>3): Likewise.
6245 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
6246 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
6247 (aarch64_fmulx<mode>): Likewise.
6248 (aarch64_fac<optab><mode>): Likewise.
6249 (aarch64_frecps<mode>): Likewise.
6250 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
6251 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
6252 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
6253 (VSDQ_HSDI): Support HI.
6254 (fcvt_target, FCVT_TARGET): Likewise.
6255 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
6256 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
6257 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
6258 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
6259 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
6260 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
6261 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
6264 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6266 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
6267 * config/aarch64/aarch64-builtins.c (hi_UP): New.
6268 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6269 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
6271 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
6272 (aarch64_cm<optab><mode>): Likewise.
6273 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
6274 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
6275 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
6276 (sqrt<mode>2): Likewise.
6277 (*sqrt<mode>2): Likewise.
6278 (abs<mode>2): Likewise.
6279 (<optab><mode>hf2): New pattern for HF mode.
6280 (<optab>hihf2): Likewise.
6281 * config/aarch64/arm_neon.h: Include arm_fp16.h.
6282 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
6283 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
6285 * config/aarch64/arm_fp16.h: New file.
6286 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
6287 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
6288 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
6289 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
6290 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
6291 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
6292 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
6293 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
6294 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
6295 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
6296 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
6297 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
6300 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6302 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
6303 reduc_smin_scal_): Use VDQIF_F16.
6304 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
6305 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
6307 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
6308 * config/aarch64/iterators.md (VDQIF_F16): New.
6309 (vp): Support HF modes.
6310 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
6311 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
6313 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6315 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
6316 "*aarch64_mulx_elt_from_dup<mode>".
6317 (*aarch64_mul3_elt<mode>): Update schedule type.
6318 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
6319 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
6320 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
6321 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
6322 (f, fp): Support HF modes.
6323 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
6324 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
6325 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
6326 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
6327 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
6328 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
6330 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6332 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6333 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
6335 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
6338 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6340 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6341 * config/aarch64/aarch64-simd.md
6342 (aarch64_rsqrts<mode>): Extend to HF modes.
6343 (fabd<mode>3): Likewise.
6344 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
6345 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
6346 (aarch64_<maxmin_uns>p<mode>): Likewise.
6347 (<su><maxmin><mode>3): Likewise.
6348 (<maxmin_uns><mode>3): Likewise.
6349 (<fmaxmin><mode>3): Likewise.
6350 (aarch64_faddp<mode>): Likewise.
6351 (aarch64_fmulx<mode>): Likewise.
6352 (aarch64_frecps<mode>): Likewise.
6353 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
6354 (add<mode>3): Extend to HF modes.
6355 (sub<mode>3): Likewise.
6356 (mul<mode>3): Likewise.
6357 (div<mode>3): Likewise.
6358 (*div<mode>3): Likewise.
6359 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
6361 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
6362 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
6363 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
6364 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
6365 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
6366 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
6367 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
6368 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
6369 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
6370 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
6371 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
6372 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
6373 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
6374 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
6376 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6378 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
6379 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6380 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
6381 (neg<mode>2): Likewise.
6382 (abs<mode>2): Likewise.
6383 (<frint_pattern><mode>2): Likewise.
6384 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
6385 (<optab><VDQF:mode><fcvt_target>2): Likewise.
6386 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
6387 (ftrunc<VDQF:mode>2): Likewise.
6388 (<optab><fcvt_target><VDQF:mode>2): Likewise.
6389 (sqrt<mode>2): Likewise.
6390 (*sqrt<mode>2): Likewise.
6391 (aarch64_frecpe<mode>): Likewise.
6392 (aarch64_cm<optab><mode>): Likewise.
6393 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
6395 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
6396 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
6398 * config/aarch64/arm_neon.h (vdup_n_f16): New.
6399 (vdupq_n_f16): Likewise.
6400 (vld1_dup_f16): Use vdup_n_f16.
6401 (vld1q_dup_f16): Use vdupq_n_f16.
6402 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
6403 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
6404 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
6405 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
6406 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
6407 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
6408 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
6409 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
6410 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
6411 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
6412 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
6413 vsqrt_f16, vsqrtq_f16): New.
6415 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6417 * config/aarch64/aarch64-simd.md
6418 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
6419 (aarch64_ext<mode>): Likewise.
6420 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
6421 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
6422 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
6424 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
6426 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
6427 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
6428 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
6429 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
6430 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
6431 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
6432 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
6434 (vmov_n_f16): Reimplement using vdup_n_f16.
6435 (vmovq_n_f16): Reimplement using vdupq_n_f16..
6437 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6439 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
6440 "frame_related_p". Generate CFA annotation when it's necessary.
6441 (aarch64_expand_prologue): Use aarch64_add_constant.
6442 (aarch64_expand_epilogue): Likewise.
6443 (aarch64_output_mi_thunk): Pass "false" when calling
6444 aarch64_add_constant.
6446 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6448 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
6451 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6453 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
6454 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
6455 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
6456 (aarch64_build_constant): Delete.
6458 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
6461 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6463 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6464 flag_toplevel_reorder.
6466 2016-07-25 Richard Biener <rguenther@suse.de>
6468 * cgraph.c (cgraph_node::verify_node): Compare against builtin
6469 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
6470 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
6471 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
6472 (streamer_get_builtin_tree): Likewise.
6473 (streamer_write_builtin): Likewise.
6474 * lto-streamer.h (LTO_builtin_decl): Remove.
6475 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
6476 (lto_input_scc): Remove LTO_builtin_decl handling.
6477 (lto_input_tree_1): Liekwise.
6478 * lto-streamer-out.c (lto_output_tree_1): Remove special
6479 handling of builtins.
6480 (DFS::DFS): Likewise.
6481 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
6482 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
6484 (streamer_write_builtin): Remove.
6486 2016-07-25 Martin Liska <mliska@suse.cz>
6488 * lto-cgraph.c (input_symtab): Don't call get_working_sets
6489 if flag_auto_profile is set to true.
6491 2016-07-25 Martin Liska <mliska@suse.cz>
6493 PR gcov-profile/71868
6494 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
6495 have a function with multiple latches, count them all.
6497 2016-07-25 Martin Liska <mliska@suse.cz>
6499 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
6501 2016-07-25 Martin Liska <mliska@suse.cz>
6503 PR tree-optimization/71987
6504 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
6505 just for SSA_NAMEs. Fix GNU coding style.
6507 2016-07-25 Martin Liska <mliska@suse.cz>
6509 PR gcov-profile/64874
6510 * gcov-io.h: Update command about file format.
6511 * gcov-iov.c (main): Adapt the numbering scheme.
6513 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6516 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
6517 whose result is used in PHI.
6518 (final_range_test_p): Likewise.
6519 (maybe_optimize_range_tests): Likewise.
6521 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6523 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6524 Reformat two multi-line strings.
6526 2016-07-22 Martin Sebor <msebor@redhat.com>
6528 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
6530 2016-07-22 Martin Sebor <msebor@redhat.com>
6533 * doc/extend.texi (Compound Literals): Correct and clarify.
6534 (Cast to Union): Same.
6536 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
6538 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6539 comments to explain why certain error messages make mention of
6540 undocumented options.
6541 (rs6000_invalid_builtin): Change error messages to replace mention
6542 of undocumented options with mention of the -mcpu=power9 option
6543 that enables those undocumented options.
6544 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
6545 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
6546 definition of this macro to correct an existing error.
6547 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
6548 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
6549 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
6550 descriptions of built-in functions so that they depend on
6551 -mcpu=power9 instead of on the corresponding undocumented flags.
6552 * doc/invoke.texi (Option Summary): Remove all mention of newly
6554 (IBM RS/6000 and PowerPC Options): Likewise.
6555 * doc/md.texi (Constraints for Particuliar Machines): Remove all
6556 mention of newly undocumented flags.
6558 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
6560 * ipa-cp.c (determine_versionability): Do not create constprop clones,
6561 when target_clones attribute is set.
6563 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6565 * common.opt (funsafe-loop-optimizations): Mark ignore.
6566 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
6567 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
6569 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
6570 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
6572 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6574 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
6576 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
6578 (number_of_iterations_exit): Warn missed loop optimization for
6579 possible infinite loops.
6581 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
6584 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
6585 when to emit a ".machine" pseudo-op.
6587 2016-07-22 Martin Liska <mliska@suse.cz>
6589 PR gcov-profile/69028
6590 PR gcov-profile/62047
6591 * coverage.c (coverage_compute_lineno_checksum): Do not
6592 calculate checksum for fns w/o xloc.file.
6593 (coverage_compute_profile_id): Likewise.
6595 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
6597 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
6598 (avr_secondary_reload): ...and implementation.
6599 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
6600 * config/avr/avr.md (reload_in<mode>): Remove insns.
6601 (adjust_len) [lpm]: Remove insn attribute value.
6602 * config/avr/predicates.md (flash_operand): Remove insn predicate.
6604 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6607 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
6609 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
6610 * calls.c (special_function_p): Remove the special handling of the
6611 "__builtin_" prefix.
6613 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6616 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
6617 if STMT may be an alloca call.
6618 (gimple_alloca_call_p, alloca_call_p): Return only true for the
6619 builtin alloca call.
6620 * calls.h (gimple_maybe_alloca_call_p): New function.
6621 * tree-inline.c (inline_forbidden_p_stmt): Use
6622 gimple_maybe_alloca_call_p here.
6624 2016-07-21 David Malcolm <dmalcolm@redhat.com>
6626 * spellcheck-tree.c (best_macro_match::best_macro_match):
6627 Explictly specify the template arguments when invoking the base
6628 class constructor, to help older C++ compilers.
6630 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6633 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
6634 before builtin_decl_implicit.
6636 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6638 * optabs.c (emit_condiitonal_move): Short circuit for identical
6641 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6643 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
6644 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
6645 (noce_conversion_profitable_p): New.
6646 (noce_try_store_flag_constants): Use it.
6647 (noce_try_addcc): Likewise.
6648 (noce_try_store_flag_mask): Likewise.
6649 (noce_try_cmove): Likewise.
6650 (noce_try_cmove_arith): Likewise.
6651 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
6653 (noce_convert_multiple_sets): Move cost model to here, from...
6654 (bb_ok_for_noce_convert_multiple_sets) ...here.
6655 (noce_process_if_block): Update calls for above changes.
6656 (noce_find_if_block): Record new noce_if_info parameters.
6658 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6660 * target.def (max_noce_ifcvt_seq_cost): New.
6661 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
6662 * doc/tm.texi: Regenerate.
6663 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
6664 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
6665 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
6666 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
6667 * doc/invoke.texi: Document new params.
6669 2016-07-21 Richard Biener <rguenther@suse.de>
6671 PR tree-optimization/71947
6672 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
6673 ranges have useful limit_vr information.
6675 2016-07-21 Richard Biener <rguenther@suse.de>
6677 * function-tests.c (build_trivial_generic_function): Set
6678 BLOCK_SUPERCONTEXT of DECL_INITIAL.
6679 * omp-low.c (create_omp_child_function): Likewise.
6680 (grid_expand_target_grid_body): Likewise.
6681 * cgraphunit.c (init_lowered_empty_function): Likewise.
6682 (cgraph_node::expand_thunk): Likewise.
6683 * tree-parloops.c (create_loop_fn): Likewise.
6684 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
6686 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6688 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
6691 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
6693 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
6694 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
6695 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
6696 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
6697 values for insn attribute.
6698 * config/avr/avr.c (avr_out_insert_notbit): New function.
6699 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
6700 ADJUST_LEN_INSV_NOTBIT_0/_7.
6701 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
6703 2016-07-21 Bin Cheng <bin.cheng@arm.com>
6705 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
6706 (chrec_convert_1, chrec_convert): Ditto.
6707 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
6708 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
6709 * tree-vrp.c (adjust_range_with_scev): Ditto.
6710 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
6711 (scev_var_range_cant_overflow): New function.
6712 (scev_probably_wraps_p): New parameter. Call above function.
6713 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
6715 2016-07-21 Bin Cheng <bin.cheng@arm.com>
6717 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
6718 by removing computation of may_be_zero.
6720 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6722 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
6724 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
6726 Improving concepts performance and diagnostics.
6727 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
6728 for constraint satisfaction and subsumption.
6729 * timevar.h (auto_timevar): New constructor that matches the push/pop
6730 pattern of usage in pt.c.
6732 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
6734 * hwint.h (HOST_WIDE_INT_0): New define.
6735 (HOST_WIDE_INT_0U): Ditto.
6736 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
6737 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
6738 * simplify-rtx.c: Ditto.
6739 * tree-object-size.c: Ditto.
6741 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6743 * config/s390/s390.c (s390_encode_section_info): Remove mode size
6746 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
6748 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
6749 * combine.c: Use HOST_WIDE_INT_M1U instead of
6750 ~(unsigned HOST_WIDE_INT) 0.
6751 * double-int.h: Ditto.
6753 * dwarf2asm.c:Ditto.
6755 * genmodes.c: Ditto.
6757 * read-rtl.c: Ditto.
6758 * tree-ssa-loop-ivopts.c: Ditto.
6759 * tree-ssa-loop-prefetch.c: Ditto.
6760 * tree-vect-generic.c: Ditto.
6761 * tree-vect-patterns.c: Ditto.
6764 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6766 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
6767 constant addresses outside [0,0xc0] into a register.
6768 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
6769 cases where the base address register is unused after.
6770 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
6771 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
6772 (avr_out_store_psi_reg_disp_tiny): Same.
6774 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6776 Implement attribute progmem on reduced Tiny cores by adding
6777 flash offset 0x4000 to respective symbols.
6780 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
6781 documentation how it works on reduced Tiny cores.
6782 (AVR Named Address Spaces): No support for reduced Tiny.
6783 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
6784 (avr_address_tiny_pm_p): New static function.
6785 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
6786 if the address is in progmem.
6787 (avr_assemble_integer): Same.
6788 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
6789 for symbol_ref in progmem.
6790 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
6791 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
6792 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
6794 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
6796 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
6797 * configure: Regenerate.
6798 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
6799 (USE_THIN_ARCHIVES): New variable.
6800 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
6801 this archive as a thin archive.
6803 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6805 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
6806 same location as last time, don't skip if we have fix-it hints.
6807 Clarify the skipping logic by converting it from one "if" clause
6808 to repeated "if" clauses.
6809 * spellcheck-tree.c: Include "cpplib.h".
6810 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
6811 (best_macro_match::best_macro_match): New constructor.
6812 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
6813 Move here from c/c-decl.c.
6814 (class best_macro_match): Move here from c/c-decl.c, converting
6815 from a typedef to a subclass, gaining a ctor.
6817 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6819 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
6820 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
6822 (avr_addr_space_diagnose_usage): ...and implementation.
6823 (avr_addr_space_supported_p): New function.
6824 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
6825 report bad address space usage if that space is supported.
6826 (avr_insert_attributes): Same. No more complain about unsupported
6828 * config/avr/avr-c.c (tm_p.h): Include it.
6829 (avr_cpu_cpp_builtins): Only define addr-space related built-in
6830 macro if avr_addr_space_supported_p.
6832 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6834 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6835 flag_toplevel_reorder.
6837 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6839 * gcc-rich-location.c
6840 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
6842 * gcc-rich-location.h
6843 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
6845 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6847 * target.def (addr_space): Add new diagnose_usage to hook vector.
6848 * targhooks.c (default_addr_space_diagnose_usage): Add default
6849 implementation and...
6850 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
6851 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
6852 is some address space, call targetm.addr_space.diagnose_usage.
6853 * doc/tm.texi.in (Named Address Spaces): Add anchor for
6854 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
6855 * doc/tm.texi: Regenerate.
6857 2016-07-20 Martin Liska <mliska@suse.cz>
6860 * graphite-isl-ast-to-gimple.c (later_of_the_two):
6861 Properly handly PHI stmts.
6863 2016-07-20 Bin Cheng <bin.cheng@arm.com>
6865 PR tree-optimization/71503
6866 PR tree-optimization/71683
6867 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
6870 2016-07-20 Martin Liska <mliska@suse.cz>
6872 * doc/invoke.texi (-fipa-ra): Document when the option is
6873 disabled. Fix a typo.
6875 2016-07-20 Martin Liska <mliska@suse.cz>
6877 * Makefile.in: Include fibonacci_heap.c
6878 * fibonacci_heap.c: New file.
6879 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
6880 (fibonacci_heap::union_with): Fix deletion of the second heap.
6881 * selftest-run-tests.c (selftest::run_tests): Incorporate
6882 fibonacci heap tests.
6883 * selftest.h: Declare fibonacci_heap_c_tests.
6885 2016-07-20 Martin Liska <mliska@suse.cz>
6887 * selftest-run-tests.c (selftest::run_tests): New function.
6888 * selftest.h (sreal_c_tests): Declare.
6889 * sreal.c (sreal_verify_basics): New function.
6890 (verify_aritmetics): Likewise.
6891 (sreal_verify_arithmetics): Likewise.
6892 (verify_shifting): Likewise.
6893 (sreal_verify_shifting): Likewise.
6894 (void sreal_c_tests): Likewise.
6896 2016-07-19 Jakub Jelinek <jakub@redhat.com>
6898 PR rtl-optimization/71916
6899 * cfgrtl.c (contains_no_active_insn_p): Return false also for
6900 bb which have a single succ fake edge.
6902 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
6905 * dwarf2out.c (gen_subprogram_die): Only call
6906 gen_unspecified_parameters_die while dumping early dwarf.
6908 2016-07-19 Jakub Jelinek <jakub@redhat.com>
6911 * gimple-fold.c (fold_builtin_memory_op): Use
6912 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
6914 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
6916 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
6917 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
6918 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
6919 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
6923 * double-int.c: Ditto.
6925 * dwarf2out.c: Ditto.
6928 * fold-const.c: Ditto.
6929 * function.c: Ditto.
6931 * genmodes.c: Ditto.
6935 * loop-doloop.c: Ditto.
6936 * loop-invariant.c: Ditto.
6943 * simplify-rtx.c: Ditto.
6944 * stor-layout.c: Ditto.
6946 * tree-ssa-loop-ivopts.c: Ditto.
6947 * tree-vect-generic.c: Ditto.
6948 * tree-vect-patterns.c: Ditto.
6953 * wide-int-print.cc: Ditto.
6954 * wide-int.cc: Ditto.
6955 * wide-int.h: Ditto.
6957 2016-07-19 David Malcolm <dmalcolm@redhat.com>
6959 * selftest.c (selftest::assert_streq): Handle NULL values of
6960 val_actual and val_expected.
6962 2016-07-19 Martin Jambor <mjambor@suse.cz>
6965 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
6966 rather than cgraph_create_node to get a call graph node.
6968 2016-07-19 Richard Biener <rguenther@suse.de>
6970 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
6971 handle all tcc_constant bases and valueize SSA names.
6972 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
6975 2016-07-19 David Malcolm <dmalcolm@redhat.com>
6977 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
6978 the flags of the exit block and bb2, not just the entry block.
6980 2016-07-19 Richard Biener <rguenther@suse.de>
6982 PR tree-optimization/71901
6983 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
6984 align member, group stuff with the bitfield.
6985 (vn_ref_op_align_unit): New inline.
6986 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
6987 record element alignment and operand 3 unchanged.
6988 (ao_ref_init_from_vn_reference): Adjust.
6989 (valueize_refs_1): Likewise.
6990 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
6992 2016-07-19 Richard Biener <rguenther@suse.de>
6994 PR tree-optimization/71908
6995 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
6996 symbolic constants in a more reliable way.
6998 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
7000 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
7002 (vect_update_inits_of_drs): Likewise.
7003 (vect_create_cond_for_alias_checks): Likewise.
7004 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
7006 2016-07-19 Richard Biener <rguenther@suse.de>
7009 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
7010 with an abstract origin that is not an inlined function outer
7011 scope add a self-reference as abstract origin.
7012 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
7014 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7017 * config/rs6000/rs6000.c (rs6000_function_value): Fix
7018 unintentional System V.4 structure return breakage for structures
7019 with a single floating point element.
7021 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7023 PR tree-optimization/71734
7024 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
7025 contains REF, use it to check safelen, assume that safelen value
7026 must be greater 1, fix style.
7027 (ref_indep_loop_p_2): Add REF_LOOP argument.
7028 (ref_indep_loop_p): Pass LOOP as additional argument to
7031 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
7033 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
7034 allocation in the prologue.
7035 * explow.c (get_dynamic_stack_base): New function to return an address
7036 expression for the dynamic stack base.
7037 (get_dynamic_stack_size): New function to do the required dynamic stack
7038 space size calculations.
7039 (allocate_dynamic_stack_space): Use new functions.
7040 (align_dynamic_address): Move some code from
7041 allocate_dynamic_stack_space to new function.
7042 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
7044 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7046 * config/s390/s390.c (s390_encode_section_info): Always set
7047 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
7050 2016-07-18 Richard Biener <rguenther@suse.de>
7052 PR tree-optimization/71893
7053 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
7054 for sizetype cast added by array_ref_element_size.
7055 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7057 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
7059 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
7060 register parameters. Remove code to initialize argument pointer
7061 on TARGET_64BIT. Optimize call to _mcount when it can be reached
7062 using a pc-relative branch. Cleanup conditional code.
7063 * config/pa/pa.md (call_mcount): New expander.
7064 (call_mcount_nonpic): New insn.
7065 (call_mcount_pic): New insn and split.
7066 (call_mcount_pic_post_reload): New insn.
7067 (call_mcount_64bit): New insn and split.
7068 (call_mcount_64bit_post_reload): New insn.
7070 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
7072 * config/avr/predicates.md (const_m255_to_m1_operand): New.
7073 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
7074 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
7075 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
7076 (*usum_widenqihi3, *udiff_widenqihi3)
7077 (*addhi3_zero_extend.const): New combiner insns.
7078 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
7079 just 1 bit is affected.
7080 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
7081 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
7083 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
7085 * omp-low.c (lower_omp_target): Mark data clauses with
7086 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
7087 zero-length subarrays.
7089 2016-07-15 Richard Biener <rguenther@suse.de>
7091 PR tree-optimization/71881
7092 * tree-loop-distribution.c (destroy_loop): Remove blocks in
7093 reverse DOM order to make debug temp generation happy.
7095 2016-07-15 Richard Biener <rguenther@suse.de>
7097 PR tree-optimization/71887
7098 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
7099 verify it is not zero for division / modulo handling.
7100 (value_replacement): Adjust.
7102 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
7103 Julian Brown <julian@codesourcery.com>
7105 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
7106 * config/aarch64/aarch64-cost-tables.h
7107 (vulcan_extra_costs): New variable.
7108 * config/aarch64/aarch64.c
7109 (vulcan_addrcost_table): Likewise.
7110 (vulcan_regmove_cost): Likewise.
7111 (vulcan_vector_cost): Likewise.
7112 (vulcan_branch_cost): Likewise.
7113 (vulcan_tunings): Likewise.
7115 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
7117 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
7118 (output_in_order): Loop over undefined variables too. Output them
7119 via assemble_undefined_decl. Skip variables that correspond to hard
7120 registers or have value-exprs.
7121 * varpool.c (symbol_table::output_variables): Handle undefined
7122 variables together with defined ones.
7124 2016-07-15 Richard Biener <rguenther@suse.de>
7126 * tree-ssa-pre.c (get_representative_for): Make sure to return
7127 the value number of SSA names.
7128 (phi_translate_1): get_representative_for cannot return NULL.
7129 (do_pre_regular_insertion): Remove redundant call to
7130 fully_constant_expression.
7131 (do_pre_partial_partial_insertion): Likewise.
7133 2016-07-15 Bin Cheng <bin.cheng@arm.com>
7135 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
7136 (derive_simple_iv_with_niters): New function.
7137 (simple_iv): Rewrite using simple_iv_with_niters.
7138 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
7139 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7141 (number_of_iterations_exit): Rewrite using above function.
7142 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7145 2016-07-15 Richard Biener <rguenther@suse.de>
7147 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
7150 2016-07-14 Jakub Jelinek <jakub@redhat.com>
7152 PR tree-optimization/71872
7153 * tree-data-ref.c (get_references_in_stmt): Ignore references
7154 with is_gimple_constant get_base_address.
7156 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7158 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
7159 (TARGET_HAVE_LDACQD): New macro.
7160 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
7161 than TARGET_HAVE_LDACQ.
7162 (arm_load_acquire_exclusivedi): Likewise.
7163 (arm_store_release_exclusivedi): Likewise.
7165 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7167 PR rtl-optimization/71878
7168 * lra-constraints.c (match_reload): Pass information about other
7169 output operands. Create new unique register value if matching input
7170 operand shares same register value as output operand being considered.
7171 (curr_insn_transform): Record output operands already processed.
7173 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7176 PR tree-optimization/70923
7177 * tree-vect-patterns.c: Include mult-synthesis.h.
7178 (target_supports_mult_synth_alg): New function.
7179 (synth_lshift_by_additions): Likewise.
7180 (apply_binop_and_append_stmt): Likewise.
7181 (vect_synth_mult_by_constant): Likewise.
7182 (target_has_vecop_for_code): Likewise.
7183 (vect_recog_mult_pattern): Use above functions to synthesize vector
7184 multiplication by integer constants.
7186 2016-07-14 Alan Modra <amodra@gmail.com>
7188 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
7189 gpr alternatives. Correct '*' placement on Y,r alternative.
7190 Add '*' on operand 1 of r,r alternative.
7192 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7194 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
7195 * expmed.h: ... Here.
7197 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
7199 * gimple.h (stmt_can_terminate_bb_p): New function.
7200 * tree-cfg.c (need_fake_edge_p): Rename to ...
7201 (stmt_can_terminate_bb_p): ... this; return true if stmt can
7202 throw external; handle const and pure calls.
7203 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
7205 2016-07-14 Richard Biener <rguenther@suse.de>
7207 PR tree-optimization/71866
7208 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
7209 (do_hoist_insertion): Avoid endless recursion when we
7210 didn't insert anything because we managed to simplify
7211 things down to a constant or SSA name.
7212 (fully_constant_expression): Re-write in terms of ...
7213 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
7214 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
7215 vn_nary_build_or_lookup_1.
7216 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
7217 (vn_nary_build_or_lookup): ... this which now wraps it.
7219 2016-07-14 Alan Modra <amodra@gmail.com>
7222 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
7223 with p9_vector override before power9-dform override.
7225 2016-07-13 Andi Kleen <ak@linux.intel.com>
7227 * value-prof.c (gimple_value_profile_transformations): Don't run
7228 when auto_profile is on.
7230 2016-07-13 Andi Kleen <ak@linux.intel.com>
7232 * auto-profile.c (update_inlined_ind_target,
7233 afdo_indirect_call): Print information to dump file.
7235 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
7237 * genrecog.c (special_predicate_operand_p): New function.
7238 (predicate_name): Move function.
7239 (validate_pattern): Don't warn about missing mode for all
7240 define_special_predicate predicates.
7242 2016-07-13 Bin Cheng <bin.cheng@arm.com>
7244 * tree-vect-data-refs.c (vect_no_alias_p): New function.
7245 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
7246 resolve alias checks which are known at compilation time.
7247 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
7248 alias checks are resolved. Move dump info for too many runtime
7249 alias checks to here...
7250 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
7252 2016-07-13 Richard Biener <rguenther@suse.de>
7254 PR tree-optimization/24574
7255 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
7256 position and add shift, rotate, divison and modulo support
7258 (value_replacement): Pass in argument position to absorbing_element_p.
7260 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
7263 * ipa-inline-transform.c (inline_call): Support
7264 instrumented thunks.
7266 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7268 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
7269 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
7271 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
7272 Baseline. Make initial alternative TARGET_32BIT only.
7273 (udivsi3): Likewise.
7274 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
7275 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
7278 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7280 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
7281 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
7282 availability with TARGET_HAVE_MOVT.
7283 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
7284 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
7285 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
7287 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
7288 extra instruction if MOVW is available. Use a cost variable
7289 incremented by COSTS_N_INSNS (1) when the condition match rather than
7290 returning an arithmetic expression based on COSTS_N_INSNS. Make
7291 constant with bottom half word zero cost 2 instruction if MOVW is
7293 * config/arm/arm.md (define_attr "arch"): Add v8mb.
7294 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
7295 target is ARMv8-M Baseline.
7296 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
7297 (arm_movtas_ze): Likewise.
7298 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
7299 alternative for constants satisfying j constraint.
7300 (thumb1_movsi_insn): Likewise.
7301 (movsi splitter for K alternative): Tighten condition to not trigger
7302 if movt is available and j constraint is satisfied.
7303 (Pe immediate splitter): Likewise.
7304 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
7305 constant fitting in an halfword to use MOVW.
7306 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
7309 2016-07-13 Richard Biener <rguenther@suse.de>
7312 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
7313 gimplifying the LHS. Make sure to gimplify a returning twice
7314 call LHS without using SSA names.
7316 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7318 * tree-data-ref.c (find_data_references_in_stmt): Remove
7319 unnecessary call to vec::release.
7320 (graphite_find_data_references_in_stmt): Likewise.
7321 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
7322 * tree-vect-stmts.c (vectorizable_condition): Likewise.
7324 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7326 * cfgexpand.c (expand_used_vars): Make the type of a local
7328 * genmatch.c (lower_for): Likewise.
7329 * haifa-sched.c (haifa_sched_init): Likewise.
7330 (add_to_speculative_block): Likewise.
7331 (create_check_block_twin): Likewise.
7332 * predict.c (handle_missing_profiles): Likewise.
7333 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
7334 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
7335 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
7337 (maybe_lower_iteration_bound): Likewise.
7338 * tree-ssa-sccvn.c (DFS): Likewise.
7339 * tree-stdarg.c (reachable_at_most_once): Likewise.
7340 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
7341 (vectorizable_store): Likewise.
7343 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7345 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
7346 (sccvn_dom_walker): make cond_stack an auto_vec.
7348 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7350 * ree.c (struct ext_state): Make type of members auto_vec.
7351 (find_and_remove_re): Adjust.
7353 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7355 * cfgexpand.c (struct stack_vars_data): Make type of fields
7357 (expand_used_vars): Adjust.
7359 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7361 * ipa.c (record_cdtor_fn): Adjust.
7362 (build_cdtor_fns): Likewise.
7363 (ipa_cdtor_merge): Make static_ctors and static_dtors local
7366 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7368 * genextract.c (struct accum_extract): Add constructor and make
7372 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7374 * tree.c (struct free_lang_data_d): Add constructor and change
7375 types of members to ones that automatically manage resources.
7376 (fld_worklist_push): Adjust.
7377 (find_decls_types): Likewise.
7378 (find_decls_types_in_eh_region): Likewise.
7379 (free_lang_data_in_cgraph): Stop manually creating and
7380 destroying members of free_lang_data_d.
7382 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
7384 PR rtl-optimization/68961
7385 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
7386 peephole variant. Use sse_reg_operand predicates.
7388 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
7390 * config/i386/predicates.md (x86_64_immediate_operand)
7391 <case CONST_INT>: Remove unneeded truncation to DImode.
7392 <case CONST>: Ditto.
7393 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7395 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7398 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
7399 The xxperm and xxpermr instructions require that the 2nd input
7400 operand overlap with the output operand, and not the 1st.
7401 (altivec_vperm_v8hiv16qi): Likewise.
7402 (altivec_vperm_<mode>_uns_internal): Likewise.
7403 (altivec_vpermr_<mode>_internal): Likewise.
7404 (vperm_v8hiv4si): Likewise.
7405 (vperm_v16qiv8hi): Likewise.
7407 2016-07-12 Nathan Sidwell <nathan@acm.org>
7409 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
7410 when -mno-pic-data-is-text-relative is in effect, by default.
7411 * doc/invoke.texi (mpic-data-is-text-relative): Document new
7412 behavior and clarify.
7414 2016-07-12 Martin Liska <mliska@suse.cz>
7416 * params.def: Add avg-loop niter.
7417 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
7418 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
7419 * doc/invoke.texi: Document the new parameter.
7421 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7424 * expr.c (store_constructor): Mask sign-extended bits when widening
7425 sub-word constructor element at the start of a word.
7427 2016-07-12 Martin Liska <mliska@suse.cz>
7429 * Makefile.in: Append rule for params-options.h.
7430 * params-options.h: New file.
7432 2016-07-12 Martin Liska <mliska@suse.cz>
7434 * ira-build.c (mark_loops_for_removal): Properly iterate
7437 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
7438 Richard Biener <rguenther@suse.de>
7440 PR tree-optimization/23286
7441 PR tree-optimization/70159
7442 * doc/invoke.texi: Document -fcode-hoisting.
7443 * common.opt (fcode-hoisting): New flag.
7444 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
7445 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
7446 (do_regular_insertion): Rename to ...
7447 (do_pre_regular_insertion): ... this and amend general comments
7448 on insertion strathegy.
7449 (do_partial_partial_insertion): Rename to ...
7450 (do_pre_partial_partial_insertion): ... this.
7451 (do_hoist_insertion): New function.
7452 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
7453 and call do_hoist_insertion properly.
7455 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
7456 (pass_pre::execute): Register hoist_insert stats.
7458 2016-07-12 Jakub Jelinek <jakub@redhat.com>
7461 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
7462 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
7463 is different from mode's bitsize. Small cleanup.
7465 2016-07-12 Richard Biener <rguenther@suse.de>
7467 PR rtl-optimization/68961
7468 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
7469 to simplify to a non-constant.
7471 2016-07-11 Jakub Jelinek <jakub@redhat.com>
7474 * omp-low.c (expand_omp_target): Gimplify device.
7476 PR tree-optimization/71823
7477 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
7478 to get vec_oprnds2 from op2.
7480 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
7482 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
7483 Hoist common subexpressions.
7484 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7486 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
7489 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
7490 prevent generation of 'stxsiwx' on pre Power8 hardware.
7492 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7494 * input.c: Include cpplib.h.
7495 (selftest::temp_source_file): New class.
7496 (selftest::temp_source_file::temp_source_file): New ctor.
7497 (selftest::temp_source_file::~temp_source_file): New dtor.
7498 (selftest::should_have_column_data_p): New function.
7499 (selftest::test_should_have_column_data_p): New function.
7500 (selftest::temp_line_table): New class.
7501 (selftest::temp_line_table::temp_line_table): New ctor.
7502 (selftest::temp_line_table::~temp_line_table): New dtor.
7503 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
7504 it to create a temp_line_table.
7505 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
7506 locations that are known to have column data.
7507 (selftest::line_table_case): New struct.
7508 (selftest::test_reading_source_line): Move tempfile handling
7509 to class temp_source_file.
7510 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
7511 (selftest::assert_token_loc_eq): New function.
7512 (ASSERT_TOKEN_LOC_EQ): New macro.
7513 (selftest::test_lexer): New function.
7514 (selftest::boundary_locations): New array.
7515 (selftest::input_c_tests): Call test_should_have_column_data_p.
7516 Loop over a test matrix of interesting values of location and
7517 default_range_bits, calling test_lexer on each case in the matrix.
7518 Move call to test_accessing_ordinary_linemaps into the matrix.
7519 * selftest.h (ASSERT_EQ): Reimplement in terms of...
7520 (ASSERT_EQ_AT): New macro.
7522 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
7525 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
7526 Don't convert TImode in debug insn.
7528 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7530 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
7531 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
7532 (tree_type_common::lang_flag_7): New.
7533 (tree_type_common::spare): Reduce size.
7534 * tree.h (TYPE_ALIGN_OK): Remove.
7535 (TYPE_LANG_FLAG_7): New.
7536 (get_inner_reference): Adjust header.
7537 * print-tree.c (print_node): Adjust.
7538 * expr.c (get_inner_reference): Remove parameter keep_aligning.
7539 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
7540 calls to get_inner_reference.
7541 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
7542 handling of TYPE_ALIGN_OK.
7543 * builtins.c (get_object_alignment_2): Adjust call to
7544 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
7545 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
7547 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
7548 * cfgexpand.c (expand_debug_expr): Likewise.
7549 * dbxout.c (dbxout_expand_expr): Likewise.
7550 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
7551 loc_list_from_tree, fortran_common): Likewise.
7552 * fold-const.c (optimize_bit_field_compare,
7553 decode_field_reference, fold_unary_loc, fold_comparison,
7554 split_address_to_core_and_offset): Likewise.
7555 * gimple-laddress.c (execute): Likewise.
7556 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
7557 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
7558 * hsa-gen.c (gen_hsa_addr): Likewise.
7559 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
7560 * tsan.c (instrument_expr): Likewise.
7561 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
7562 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
7563 * tree-affine.c (tree_to_aff_combination,
7564 get_inner_reference_aff): Adjust calls to get_inner_reference.
7565 * tree-data-ref.c (split_constant_offset_1,
7566 dr_analyze_innermost): Likewise.
7567 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
7568 * tree-sra.c (ipa_sra_check_caller): Likewise.
7569 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
7570 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
7571 bswap_replace): Likewise.
7572 * tree-vect-data-refs.c (vect_check_gather,
7573 vect_analyze_data_refs): Likewise.
7574 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
7575 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
7578 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7580 * Makefile.in (selftest-valgrind): New phony target.
7581 * function-tests.c (selftest::build_cfg): Delete pass instances
7582 created by the test.
7583 (selftest::convert_to_ssa): Likewise.
7584 (selftest::test_expansion_to_rtl): Likewise.
7585 * tree-cfg.c (selftest::test_linear_chain): Release dominator
7587 (selftest::test_diamond): Likewise.
7589 2016-07-11 Richard Biener <rguenther@suse.de>
7591 PR tree-optimization/71816
7592 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
7593 than replacing all of its operands.
7595 2016-07-11 Alan Modra <amodra@gmail.com>
7597 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
7598 (ctr<mode>): Add unspec.
7599 (ctr<mode>_internal*): Likewise.
7601 2016-07-08 James Bowman <james.bowman@ftdichip.com>
7603 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
7604 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
7606 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
7608 PR rtl-optimization/71621
7609 * lra-constraints.c (process_alt_operands): Check combination of
7612 2016-07-08 Jason Merrill <jason@redhat.com>
7613 Richard Biener <rguenther@suse.de>
7615 P0145: Refining Expression Order for C++.
7616 * gimplify.c (initial_rhs_predicate_for): New.
7617 (gimplfy_modify_expr): Gimplify RHS before LHS.
7619 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7622 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7623 Allow standard error handling to take over when a wrong number
7624 of arguments is presented to __builtin_vec_ld () or
7625 __builtin_vec_st ().
7627 2016-07-08 Jiong Wang <jiong.wang@arm.com>
7629 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
7634 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
7635 __builtin_aarch64_fmaxv2sf.
7636 (vmaxnmq_f32): Likewise.
7637 (vmaxnmq_f64): Likewise.
7638 (vminnm_f32): Likewise.
7639 (vminnmq_f32): Likewise.
7640 (vminnmq_f64): Likewise.
7642 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
7645 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
7646 enable -mfloat128-hardware by default.
7647 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
7648 that IEEE 128-bit hardware support needs.
7649 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7650 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
7651 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
7652 floating point requires.
7653 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
7654 -mfloat128 and -mfloat128-hardware changes.
7656 2016-07-08 Alan Hayward <alan.hayward@arm.com>
7658 PR tree-optimization/71667
7659 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
7661 2016-07-08 Martin Liska <mliska@suse.cz>
7664 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
7665 folding produces SAVE_EXPRs, thus return false for the type.
7667 2016-07-07 Martin Liska <mliska@suse.cz>
7669 * file-find.c (remove_prefix): New function.
7670 * file-find.h (remove_prefix): Declare the function.
7671 * gcc-ar.c (main): Skip a folder of the wrapper if
7672 a wrapped binary would point to the same file.
7674 2016-07-07 Jan Hubicka <jh@suse.cz>
7676 * tree-scalar-evolution.c (iv_can_overflow_p): export.
7677 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
7678 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
7680 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
7683 * ipa-inline-analysis.c (compute_inline_parameters): Set
7684 local.can_change_signature to false for intrumentation
7687 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7689 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
7690 with TARGET_HAVE_MOVT.
7691 (TARGET_HAVE_MOVT): Define.
7692 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
7693 availability with TARGET_HAVE_MOVT.
7694 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
7696 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
7698 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
7699 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
7700 * config/arm/constraints.md (define_constraint "j"): Use
7701 TARGET_HAVE_MOVT to check MOVT availability.
7703 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7705 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
7707 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7709 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
7710 (armv8-m.main): Likewise.
7711 (armv8-m.main+dsp): Likewise.
7712 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
7713 (FL_FOR_ARCH8M_MAIN): Likewise.
7714 * config/arm/arm-tables.opt: Regenerate.
7715 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
7716 armv8-m.main+dsp to BE8_LINK_SPEC.
7717 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
7718 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
7719 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
7720 Baseline and Mainline.
7721 (arm_option_override_internal): Also disable arm_restrict_it when
7722 !arm_arch_notm. Update comment for -munaligned-access to also cover
7724 (arm_file_start): Increase buffer size for printing architecture name.
7725 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
7726 and armv8-m.main+dsp.
7727 (mno-unaligned-access): Clarify that this is disabled by default for
7728 ARMv8-M Baseline architectures as well.
7730 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7732 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
7733 decide whether to prevent some libgcc routines being included for some
7734 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
7735 link between this condition and the one in
7736 libgcc/config/arm/lib1func.S.
7738 2016-07-07 Richard Biener <rguenther@suse.de>
7740 * tree-ssa-pre.c: Include alias.h.
7741 (compute_avail): If we have multiple VN_REFERENCEs with the
7742 same hashtable entry adjust that to make it a valid replacement
7743 for all of them with respect to alignment and aliasing
7744 when doing insertion.
7745 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
7746 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
7748 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
7752 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7753 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
7756 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7758 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
7759 (adjust_mems): Adjust.
7760 (adjust_insn): Likewise.
7761 (prepare_call_arguments): Likewise.
7763 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7765 * gcse.c (struct ls_expr): Make stores field a vector.
7766 (ldst_entry): Adjust.
7767 (free_ldst_entry): Likewise.
7768 (print_ldst_list): Likewise.
7769 (compute_ld_motion_mems): Likewise.
7770 (update_ld_motion_stores): Likewise.
7772 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7774 * gcse.c (struct ls_expr): Remove loads field.
7775 (ldst_entry): Adjust.
7776 (free_ldst_entry): Likewise.
7777 (print_ldst_list): Likewise.
7778 (compute_ld_motion_mems): Likewise.
7780 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7782 * store-motion.c (struct st_expr): Make antic_stores a vector.
7783 (st_expr_entry): Adjust.
7784 (free_st_expr_entry): Likewise.
7785 (print_store_motion_mems): Likewise.
7786 (find_moveable_store): Likewise.
7787 (compute_store_table): Likewise.
7788 (remove_reachable_equiv_notes): Likewise.
7789 (replace_store_insn): Likewise.
7790 (build_store_vectors): Likewise.
7792 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7794 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
7795 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
7797 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7799 PR tree-optimization/71518
7800 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
7801 misalign also for outer loops with negative step.
7803 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
7805 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
7806 (cortex_a53_shift): Add mov_shift.
7807 (cortex_a53_shift_reg): Add new reservation for register shifts.
7808 (cortex_a53_alu): Remove bfm.
7809 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
7810 (cortex_a53_alu_extr): Add new reservation for EXTR.
7811 (bypasses): Improve bypass modelling.
7813 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7816 * config/avr/avr.c (avr_asm_select_section): Strip off
7817 SECTION_DECLARED from flags when calling get_section.
7819 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7821 * tree-vectorizer.h (vect_memory_access_type): Add
7822 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
7823 * tree-vect-stmts.c (compare_step_with_zero): New function.
7824 (perm_mask_for_reverse): Move further up file.
7825 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
7827 (get_negative_load_store_type): New function.
7828 (get_load_store_type): Call it. Add an ncopies argument.
7829 (vectorizable_mask_load_store): Update call accordingly and
7830 remove tests for negative steps.
7831 (vectorizable_store, vectorizable_load): Likewise. Handle new
7832 memory_access_types.
7834 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7836 * tree-vectorizer.h (vect_memory_access_type): New enum.
7837 (_stmt_vec_info): Add a memory_access_type field.
7838 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
7839 (vect_model_store_cost): Take an access type instead of a boolean.
7840 (vect_model_load_cost): Likewise.
7841 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
7842 vect_model_store_cost and vect_model_load_cost.
7843 * tree-vect-stmts.c (vec_load_store_type): New enum.
7844 (vect_model_store_cost): Take an access type instead of a
7845 store_lanes_p boolean. Simplify tests.
7846 (vect_model_load_cost): Likewise, but for load_lanes_p.
7847 (get_group_load_store_type, get_load_store_type): New functions.
7848 (vectorizable_store): Use get_load_store_type. Record the access
7849 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
7850 (vectorizable_load): Likewise.
7851 (vectorizable_mask_load_store): Likewise. Replace is_store
7852 variable with vls_type.
7854 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7856 * tree-vectorizer.h (vect_grouped_load_supported): Add a
7857 single_element_p parameter.
7858 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
7859 Check the PR65518 case here rather than in vectorizable_load.
7860 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
7861 * tree-vect-stmts.c (vectorizable_load): Likewise.
7863 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7865 * tree-vectorizer.h (gather_scatter_info): New structure.
7866 (vect_check_gather_scatter): Return a bool rather than a decl.
7867 Replace return-by-pointer arguments with a single
7868 gather_scatter_info *.
7869 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
7870 (vect_analyze_data_refs): Update call accordingly.
7871 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
7872 (vectorizable_mask_load_store): Likewise. Also record the
7873 offset dt and vectype in the gather_scatter_info.
7874 (vectorizable_store): Likewise.
7875 (vectorizable_load): Likewise.
7877 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7879 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
7880 strided groups, use the cost of N scalar accesses instead
7881 of ncopies vector accesses.
7882 (vect_model_load_cost): Likewise.
7884 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7886 * tree-vect-stmts.c (vect_cost_group_size): Delete.
7887 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
7888 variable to indicate when once-per-group costs are being used.
7889 (vect_model_load_cost): Likewise. Fix comment and misindented code.
7891 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7893 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
7894 peeling-for-gaps condition.
7896 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7898 * config/s390/s390.c (s390_expand_vec_init): Force initializer
7899 element to register if it doesn't match general_operand.
7901 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
7902 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7904 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
7906 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
7907 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
7908 (SIGNBIT): New mode iterator.
7909 (Fsignbit): New mode attribute.
7910 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
7911 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
7912 when direct moves are available.
7913 (signbit<mode>2_dm): New define_insn_and_split).
7914 (signbit<mode>2_dm2): New define_insn.
7916 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7918 PR rtl-optimization/71594
7919 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
7920 into subregs of appropriate mode before trying to emit a conditional
7923 2016-07-05 Jan Hubicka <jh@suse.cz>
7925 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
7926 (simple_iv): Use it.
7928 2016-07-05 Jan Hubicka <jh@suse.cz>
7930 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
7932 2016-07-05 Jiong Wang <jiong.wang@arm.com>
7934 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
7937 2016-07-05 Jan Hubicka <jh@suse.cz>
7939 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
7942 2016-07-05 Richard Biener <rguenther@suse.de>
7944 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
7945 Handle empty else block.
7946 (is_feasible_trace): Likewise.
7947 (split_paths): Likewise.
7949 2016-07-05 Richard Biener <rguenther@suse.de>
7951 * tree-loop-distribution.c (distribute_loop): Fix issue with
7952 the cost model loop.
7954 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
7956 * config/arm/neon-testgen.ml: Delete.
7957 * config/arm/neon.ml: Delete.
7959 2016-07-04 Jakub Jelinek <jakub@redhat.com>
7962 * tree.c (attribute_value_equal): Use get_attribute_name instead of
7963 directly using TREE_PURPOSE.
7965 2016-07-04 Jiong Wang <jiong.wang@arm.com>
7967 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
7968 * config/aarch64/aarch64_neon.h: Likewise.
7969 * config/aarch64/arm_neon.h: Likewise.
7970 * config/aarch64/atomics.md: Likewise.
7971 * config/aarch64/aarch64-simd-builtins.def: Likewise.
7972 * doc/invoke.texi: Likewise.
7974 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
7976 * config/s390/s390.md: Add "z13" cpu_facility.
7977 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
7978 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
7979 condition" type instructions.
7981 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
7982 Jeff Law <law@redhat.com>
7984 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
7985 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
7987 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
7989 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
7990 permutation for TARGET_AVX512F.
7991 (ix86_expand_vec_one_operand_perm_avx512): New function.
7992 (expand_vec_perm_1): Invoke introduced function.
7993 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
7994 it may be not valid after vectorization.
7996 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7999 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
8000 typo in comment. Only force to memory if it is a weak
8003 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
8004 Jiong Wang <jiong.wang@arm.com>
8006 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
8007 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
8008 (AARCH64_FL_F16): New.
8009 (AARCH64_FL_FOR_ARCH8_2): New.
8010 (AARCH64_ISA_8_2): New.
8011 (AARCH64_ISA_F16): New.
8012 (TARGET_FP_F16INST): New.
8013 (TARGET_SIMD_F16INST): New.
8014 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
8015 ("fp"): Disabling "fp" also disables "fp16".
8016 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
8017 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
8018 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
8019 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
8021 2016-07-04 Jan Beulich <jbeulich@suse.com>
8023 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
8025 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8028 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
8029 the insns, use an insn form that does not adjust the offset on
8030 little endian systems.
8032 2016-07-01 Jan Beulich <jbeulich@suse.com>
8034 * varasm.c (get_variable_section): Validate initializer in
8035 named .bss-like sections.
8037 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
8039 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
8040 Exchange the order of the second and third operands in the vpermr
8041 instruction tmeplate.
8043 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
8046 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
8047 Disallow TDmode values.
8049 2016-07-01 Alan Modra <amodra@gmail.com>
8051 PR rtl-optimization/71709
8052 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
8053 being set, not referenced.
8055 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
8057 PR tree-optimization/70729
8058 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
8059 of loop since it can be not valid after transformation.
8061 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8063 * config/arm/arm.c (thumb_reload_in_hi): Delete.
8064 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
8066 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
8068 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
8071 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8074 * config/rs6000/constraints.md (wY constraint): New constraint to
8075 match the requirements for the LXSD and STXSD instructions.
8076 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
8077 predicate to match the requirements for the LXSD and STXSD
8079 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
8080 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
8081 to make sure that the bottom 2 bits of offset are 0, the address
8082 form is offsettable, and no updating is done in the address mode.
8083 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
8084 (movdi_internal32): Likewise
8085 (movdi_internal64): Likewise.
8087 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8089 PR tree-optimization/71707
8090 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
8091 strinfo even for ADDR_EXPR ptr.
8093 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8095 * config/rs6000/altivec.md (darn_32): Change the condition to
8096 TARGET_P9_MISC instead of TARGET_MODULO.
8097 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
8098 condition expression.
8099 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
8100 condition expression.
8101 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
8102 (DFP_TEST): New code iterator.
8103 (dfptstsfi_<code>_mode>): New define_expand.
8104 (*dfp_sgnfcnc_<mode>): New define_insn.
8105 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
8106 definition next to BU_P9_MISC_1 definition and change the MASK
8107 value to RS6000_BTM_P9_MISC.
8108 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
8109 (BU_P9_64BIT_MISC_0): Likewise.
8110 (BU_P9_DFP_MISC_0): New macro definition.
8111 (BU_P9_DFP_MISC_1): New macro definition.
8112 (BU_P9_DFP_MISC_2): New macro definition.
8113 (BU_P9_DFP_OVERLOAD_1): New macro definition.
8114 (BU_P9_DFP_OVERLOAD_2): New macro definition.
8115 (BU_P9_DFP_OVERLOAD_3): New macro definition.
8116 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
8117 (TSTSFI_LT_TD): Likewise.
8118 (TSTSFI_EQ_DD): Likewise.
8119 (TSTSFI_EQ_TD): Likewise.
8120 (TSTSFI_GT_DD): Likewise.
8121 (TSTSFI_GT_TD): Likewise.
8122 (TSTSFI_OV_DD): Likewise.
8123 (TSTSFI_OV_TD): Likewise.
8124 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
8125 (TSTSFI_LT_DD): Likewise.
8126 (TSTSFI_LT_TD): Likewise.
8127 (TSTSFI_EQ): Likewise.
8128 (TSTSFI_EQ_DD): Likewise.
8129 (TSTSFI_EQ_TD): Likewise.
8130 (TSTSFI_GT): Likewise.
8131 (TSTSFI_GT_DD): Likewise.
8132 (TSTSFI_GT_TD): Likewise.
8133 (TSTSFI_OV): Likewise.
8134 (TSTSFI_OV_DD): Likewise.
8135 (TSTSFI_OV_TD): Likewise.
8136 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8137 overloaded test significance functions.
8138 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8139 OPTION_MASK_P9_MISC into the representation of this mask.
8140 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
8142 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
8143 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
8145 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
8146 argument is a 6-bit unsigned literal value if the icode argument
8147 represents a DFP test significance built-in call.
8148 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
8149 flag used independently and in combination with the
8150 RS6000_BTM_64BIT flag.
8151 (rs6000_opt_masks): Add entry for power9-misc command-line option.
8152 (rs6000_builtin_mask_names): Add entry for power9-misc
8153 command-line option.
8154 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
8155 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
8156 RS6000_BTM_P9_MISC macros.
8157 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
8158 option and change the description of the -mpower9-vector option to
8159 enable only vector instructions, removing its erroneously claimed
8160 support for scalar instructions.
8161 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8162 the ISA 3.0 digital floating point test significance built-in
8165 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
8167 * config/aarch64/aarch64.c (cortexa35_tunings):
8168 Enable AES fusion. Use cortexa57_branch_cost.
8169 (cortexa53_tunings): Use cortexa57_branch_cost.
8170 (cortexa72_tunings): Use cortexa57_branch_cost.
8171 Use AUTOPREFETCHER_WEAK.
8172 (cortexa73_tunings): Use cortexa57_branch_cost.
8174 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8175 James Greenhalgh <james.greenhalgh@arm.com>
8177 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
8178 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
8179 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
8180 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
8181 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
8182 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
8183 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
8184 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
8185 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
8186 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
8187 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
8188 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
8189 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
8192 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
8193 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8195 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
8197 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
8199 2016-06-30 David Malcolm <dmalcolm@redhat.com>
8202 * gcc.c (driver::build_option_suggestions): Pass "option" to
8203 add_misspelling_candidates.
8204 * opts-common.c (add_misspelling_candidates): Add "option" param;
8205 use it to avoid adding negated forms for options marked with
8207 * opts.h (add_misspelling_candidates): Add "option" param.
8209 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8212 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
8213 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
8214 first when permuting bitwise operation with rotate. Cast
8215 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
8217 2016-06-29 David Malcolm <dmalcolm@redhat.com>
8219 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
8220 for misspelled param names.
8221 * params.c: Include spellcheck.h.
8222 (find_param_fuzzy): New function.
8223 * params.h (find_param_fuzzy): New prototype.
8224 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
8225 * spellcheck.h (struct edit_distance_traits<const char *>):
8228 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
8230 * config/rs6000/predicates.md (const_0_to_7_operand): New
8231 predicate, recognize 0..7.
8232 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8233 support for doing extracts from V16QImode, V8HImode, V4SImode
8235 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
8236 vector extract support.
8237 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
8238 for ISA 3.0 vector extract.
8239 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
8240 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
8241 extracts of a constant element number from small integer vectors
8242 on 64-bit ISA 3.0 systems.
8243 (vsx_extract_<mode>_di): Likewise.
8244 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
8245 say when we can do ISA 3.0 vector extracts.
8246 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
8247 registers, using the stxsiwx instruction.
8249 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
8251 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
8252 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
8253 qdf24xx_regmove_cost, qdf24xx_tunings): New.
8254 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
8255 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
8256 * config/arm/arm.c (arm_qdf24xx_tune): New.
8258 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
8260 * config/aarch64/aarch64.c (cortexa53_tunings):
8261 Increase loop alignment to 8. Set function alignment to 16.
8262 (cortexa35_tunings): Likewise.
8263 (cortexa57_tunings): Increase loop alignment to 8.
8264 (cortexa72_tunings): Likewise.
8265 (cortexa73_tunings): Likewise.
8267 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
8269 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
8270 for arm_fp16_ok and arm_fp16_hw.
8271 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
8272 arm_fp16_alternative.
8274 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
8276 PR tree-optimization/71655
8277 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
8278 types when swapping operands.
8280 2016-06-29 Martin Liska <mliska@suse.cz>
8283 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
8284 * ipa-inline-transform.c (inline_call): Remove unnecessary call
8285 of build_optimization_node.
8287 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
8289 PR tree-optimization/70729
8290 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
8291 independent in loops having positive safelen value.
8292 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8293 it may be not valid after vectorization.
8295 2016-06-29 Jakub Jelinek <jakub@redhat.com>
8297 PR tree-optimization/71625
8298 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
8299 is sorted by ascending list->offset. If PTR is non-NULL and there is
8300 previous strinfo, call get_stridx_plus_constant.
8301 (get_stridx): Pass exp as second argument to get_addr_stridx.
8302 (addr_stridxptr): Add missing list = list->next, so that there can be
8303 more than one entries in the list. Bump limit from 16 to 32. Ensure
8304 the list is sorted by ascending list->offset.
8305 (get_stridx_plus_constant): Adjust so that it can be also called with
8306 ADDR_EXPR instead of SSA_NAME as PTR.
8307 (handle_char_store): Pass NULL_TREE as second argument to
8310 2016-06-29 Richard Biener <rguenther@suse.de>
8312 PR rtl-optimization/68961
8313 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
8315 2016-06-29 Richard Biener <rguenther@suse.de>
8318 * alias.c (component_uses_parent_alias_set_from): Handle
8319 type punning through union accesses by using the union alias set.
8320 * gimple.c (gimple_get_alias_set): Remove union type punning case.
8322 2016-07-29 Richard Biener <rguenther@suse.de>
8324 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
8325 precision not matching mode precision.
8327 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
8329 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
8330 pa_output_arg_descriptor.
8331 (call_val_symref_64bit_post_reload): Likewise.
8332 (call_val_powf_64bit_post_reload): Likewise.
8333 (sibcall_internal_symref_64bit): Likewise.
8334 (sibcall_value_internal_symref_64bit): Likewise.
8336 2016-06-28 Jakub Jelinek <jakub@redhat.com>
8339 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
8340 a constant, force its SUBREG_REG into memory or register instead
8343 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8346 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
8347 * doc/invoke.texi (AVR Options): Document it.
8349 2016-06-28 Walter Lee <walt@tilera.com>
8351 * config/tilegx/linux.h: Do not include arch/icache.h
8352 (CLEAR_INSN_CACHE): Provide inlined definition directly.
8353 * config/tilepro/linux.h: Do not include arch/icache.h
8354 (CLEAR_INSN_CACHE): Provide inlined definition directly.
8356 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
8358 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
8359 for big-endian BIT_FIELD_REF.
8361 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
8363 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
8364 ('size' attribute): Add '128'.
8366 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
8367 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
8368 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
8369 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
8370 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
8371 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
8372 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
8373 *trunc<mode>df2_odd): Set size attribute to '128'.
8374 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
8375 * config/rs6000/power6.md (power6-fp): Include dfp type.
8376 * config/rs6000/power7.md (power7-fp): Likewise.
8377 * config/rs6000/power8.md (power8-fp): Likewise.
8378 * config/rs6000/power9.md: New file.
8379 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
8380 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
8381 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
8383 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
8384 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8385 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
8386 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
8387 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
8388 dfp_dscri_<mode>): Change type attribute to dfp.
8389 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
8390 attribute to vecsimple.
8391 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
8392 and prefetch streams.
8393 (rs6000_option_override_internal): Remove temporary code setting
8394 tuning to power8. Don't set rs6000_sched_groups for power9.
8395 (last_scheduled_insn): Change to rtx_insn *.
8396 (divide_cnt, vec_load_pendulum): New variables.
8397 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
8398 (rs6000_issue_rate): Set issue rate for Power9.
8399 (is_power9_pairable_vec_type): New.
8400 (power9_sched_reorder2): New.
8401 (rs6000_sched_reorder2): Call new function for Power9 specific
8403 (insn_must_be_first_in_group): Remove Power9.
8404 (insn_must_be_last_in_group): Likewise.
8405 (force_new_group): Likewise.
8406 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
8407 Initialize divide_cnt/vec_load_pendulum.
8408 (_rs6000_sched_context, rs6000_init_sched_context,
8409 rs6000_set_sched_context): Handle context save/restore of new
8412 2016-06-28 Richard Biener <rguenther@suse.de>
8414 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
8415 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
8416 COMPONENT_REF operand.
8417 (nonoverlapping_component_refs_p): Likewise.
8418 * stor-layout.c (start_bitfield_representative): Mark
8419 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
8421 2016-06-28 Jakub Jelinek <jakub@redhat.com>
8423 * Makefile.in: Don't cat ../stage_current if it does not exist.
8425 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
8426 last argument is a bit-field.
8428 PR rtl-optimization/71673
8429 * internal-fn.c (expand_arith_overflow_result_store): Use
8430 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
8431 expand_simple_binop.
8434 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
8435 expand_ifn_atomic_compare_exchange): New functions.
8436 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
8437 * tree.h (build_call_expr_internal_loc): Rename to ...
8438 (build_call_expr_internal_loc_array): ... this. Fix up type of
8440 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
8441 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
8442 ATOMIC_COMPARE_EXCHANGE result.
8443 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
8444 * gimple-fold.h (optimize_atomic_compare_exchange_p,
8445 fold_builtin_atomic_compare_exchange): New prototypes.
8446 * gimple-fold.c (optimize_atomic_compare_exchange_p,
8447 fold_builtin_atomic_compare_exchange): New functions..
8448 * tree-ssa.c (execute_update_addresses_taken): If
8449 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
8450 of call when finding addressable vars, and if such var becomes
8451 non-addressable, call fold_builtin_atomic_compare_exchange.
8453 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
8456 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
8457 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
8459 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
8461 * config/rs6000/rs6000.md ('type' attribute): Add
8462 veclogical,veccmpfx,vecexts,vecmove insn types.
8463 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
8464 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
8465 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
8466 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
8467 *nabs<mode>2_hw): Change type to vecmove.
8468 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
8469 *boolcc<mode>3_internal, *eqv<mode>3_internal,
8470 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
8471 *ieee_128bit_vsx_abs<mode>2_internal,
8472 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
8473 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
8474 *ieee128_mtvsrd_32bit): Change type to veclogical.
8475 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
8476 *movdi_internal32, *movdi_internal64): Update insn types.
8477 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
8478 vsx_extract_<mode>): Change type to veclogical.
8479 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
8480 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
8481 *vsx_sign_extend_si_v2di): Change type to vecexts.
8482 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
8484 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
8485 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
8486 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
8487 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
8488 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8489 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
8490 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
8491 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
8492 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
8493 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
8494 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
8495 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
8496 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
8497 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
8498 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
8499 (ppc7450-vecsimple): Add veclogical, vecmove.
8500 (ppc7450-veccmp): Add veccmpfx.
8501 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
8503 (ppc8540_vector_compare): Add veccmpfx.
8504 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
8505 * config/rs6000/cell.md (cell-fp): Add fpsimple.
8506 (cell-vecsimple): Add veclogical, vecmove.
8507 (cell-veccmp): Add veccmpfx.
8508 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
8509 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
8511 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
8512 * config/rs6000/power4.md (power4-fp): Add fpsimple.
8513 (power4-vecsimple): Add veclogical, vecmove.
8514 (power4-veccmp): Add veccmpfx.
8515 * config/rs6000/power5.md (power5-fp): Add fpsimple.
8516 * config/rs6000/power6.md (power6-fp): Add fpsimple.
8517 (power6-vecsimple): Add veclogical, vecmove.
8518 (power6-veccmp): Add veccmpfx.
8519 * config/rs6000/power7.md (power7-fp): Add fpsimple.
8520 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
8521 * config/rs6000/power8.md (power8-fp): Add fpsimple.
8522 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
8523 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
8524 * config/rs6000/titan.md (titan_fp): Add fpsimple.
8525 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
8527 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
8529 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
8532 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8533 OPTION_MASK_P9_DFORM_VECTOR.
8534 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
8535 disable -mpower9-dform-vector when using reload.
8536 (quad_address_p): Remove 'gpr_p' argument and all associated code.
8537 New 'strict' argument. Update all callers. Add strict addressing
8539 (rs6000_legitimate_offset_address_p): Remove call to
8540 virtual_stack_registers_memory_p.
8541 (rs6000_legitimize_reload_address): Add quad address support.
8542 (rs6000_legitimate_address_p): Move call to quad_address_p above
8543 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
8544 to account for new strict usage.
8545 (rs6000_output_move_128bit): Adjust quad_address_p args to account
8546 for new strict usage.
8547 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
8549 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
8556 * config/i386/i386.c (ix86_spill_class): Disable condition to
8557 always return NO_REGS.
8559 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
8561 * predict.c: Include gimple-pretty-print.h
8562 (predicted_by_loop_heuristics_p): Check also
8563 PRED_LOOP_EXIT_WITH_RECURSION
8564 (predict_loops): Find self recursive calls and use special purpose
8565 predictors for them; dump log about decisions.
8566 (pass_profile::execute): Dump info about #of iterations.
8567 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
8568 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
8570 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
8572 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
8573 output_asm_insn calls and shorten long lines. Output .CALL
8574 argument descriptor using pa_output_arg_descriptor. Add various
8575 inline $$dyncall and other optimizations.
8576 (pa_attr_length_indirect_call): Adjust ordering and lengths.
8578 2016-06-25 Jakub Jelinek <jakub@redhat.com>
8580 PR tree-optimization/71643
8581 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
8584 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
8585 leak a bitmap if dep_bb is NULL.
8587 PR tree-optimization/71631
8588 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
8589 to rewrite_expr_tree even if negate_result, move new_lhs var
8590 declaration and initialization earlier, for powi_result set afterwards
8591 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
8592 if new_lhs != lhs, and don't shadow gsi var.
8594 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8596 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
8597 Add in_loop parameter.
8598 (predict_loops): Add loop guard heuristics.
8599 * predict.def (PRED_LOOP_GUARD): New heuristics.
8601 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8603 * predict.c: Include ipa-utils.h
8604 (tree_bb_level_prediction): Predict recursive calls.
8605 (tree_estimate_probability_bb): Skip inexpensive calls for call
8607 * predict.def (PRED_RECURSIVE_CALL): New.
8609 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8611 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
8612 (BU_FLOAT128_1): Likewise.
8614 (COPYSIGNQ): Likewise.
8615 (RS6000_BUILTIN_NANQ): Likewise.
8616 (RS6000_BUILTIN_NANSQ): Likewise.
8617 (RS6000_BUILTIN_INFQ): Likewise.
8618 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
8619 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
8620 (TARGET_FOLD_BUILTIN): New #define.
8621 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
8622 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
8623 (rs6000_fold_builtin): New target hook implementation, handling
8624 folding of 128-bit NaNs and infinities.
8625 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
8626 entries are filled in to avoid problems during bootstrap
8627 self-test; define builtins for 128-bit NaNs and infinities.
8628 (rs6000_opt_mask): Add entry for float128.
8629 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
8630 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
8631 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
8632 (const_str_type_node): New #define.
8633 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
8634 to a define_expand that dispatches to either copysign<mode>3_soft
8635 or copysign<mode>3_hard.
8636 (copysign<mode>3_hard): Rename from copysign<mode>3.
8637 (copysign<mode>3_soft): New define_insn.
8638 * doc/extend.texi: Document new builtins.
8640 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8642 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
8643 PRIu64 instead of lu.
8645 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
8648 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
8651 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8653 PR tree-optimization/71647
8654 * omp-low.c (lower_rec_input_clauses): Convert
8655 omp_clause_aligned_alignment (c) to size_type_node for the
8656 last argument of __builtin_assume_aligned.
8658 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
8660 * configure.ac (calling ___tls_get_addr via GOT): New
8661 assembler/linker check.
8662 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
8663 assembler and linker supports calling ___tls_get_addr via GOT.
8664 Otherise, defined to 0.
8665 * config.in: Regenerated.
8666 * configure: Likewise.
8667 * config/i386/constraints.md (Yb): New constraint.
8668 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
8669 (REG_CLASS_NAMES): Likewise.
8670 (REG_CLASS_CONTENTS): Likewise.
8671 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
8672 the b constraint with the Yb constraint. Call ___tls_get_addr
8673 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
8675 (*tls_local_dynamic_base_32_gnu): Likewise.
8676 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
8677 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
8678 (*tls_local_dynamic_base_64_<mode>): Likewise.
8680 2016-06-24 Martin Liska <mliska@suse.cz>
8682 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
8683 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
8685 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
8686 argument to true if the expected number of iterations is
8689 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
8691 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
8692 assemble for 32bit target.
8693 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
8694 and $ld_ix86_gld_32_opt to link for 32bit target.
8695 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
8696 * configure: Regenerate.
8698 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8700 * config/arm/arm.c (int_log2): Delete definition and prototype.
8701 (shift_op): Use exact_log2 instead of int_log2.
8702 (vfp3_const_double_for_fract_bits): Likewise.
8704 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8706 * internal-fn.c (expand_arith_set_overflow): New function.
8707 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
8709 (expand_arith_overflow_result_store): Likewise. Handle precision
8710 smaller than mode precision.
8711 * tree-vrp.c (extract_range_basic): For imag part, handle
8712 properly signed 1-bit precision result.
8713 * doc/extend.texi (__builtin_add_overflow): Document that last
8714 argument can't be pointer to enumerated or boolean type.
8715 (__builtin_add_overflow_p): Document that last argument can't
8716 have enumerated or boolean type.
8718 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8719 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8721 * config/rs6000/predicates.md (splat_input_operand): Rework.
8722 Don't allow constants, since the insns that use this predicate
8723 don't support constants. Constants are handled by other insns
8724 that are created via combine. During and after register
8725 allocation, only allow indexed or indirect addresses, and not
8726 general addresses. Only allow modes supported by the hardware.
8727 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
8728 comment. Move check for using VSPLTIS<x> to a common location,
8729 instead of doing it in two different places.
8731 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
8733 * config/i386/driver-i386.c (host_detect_local_cpu): Set
8734 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
8735 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
8736 signature_CENTAUR_ebx.
8738 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
8742 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
8743 (as_ix86_gas_32_opt): This.
8744 (ld_ix86_tls_ldm_opt): Renamed to ...
8745 (ld_ix86_gld_32_opt): This.
8746 (R_386_TLS_LDM reloc): Updated.
8747 (R_386_GOT32X reloc): New assembler/linker check.
8748 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
8749 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
8751 * config.in: Regenerated.
8752 * configure: Likewise.
8753 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
8754 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
8755 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
8756 if ix86_force_load_from_GOT_p returns true.
8757 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
8758 ix86_force_load_from_GOT_p returns true.
8759 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
8760 the external function address via the GOT slot.
8761 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
8762 HAVE_AS_IX86_GOT32X before returning false.
8763 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
8764 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
8766 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
8768 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
8770 2016-06-23 Andi Kleen <ak@linux.intel.com>
8772 * Makefile.in: Regenerate.
8773 * doc/install.texi: Document autoprofiledbootstrap.
8775 2016-06-23 Andi Kleen <ak@linux.intel.com>
8777 * config/i386/gcc-auto-profile: New file.
8779 2016-06-23 Martin Liska <mliska@suse.cz>
8782 * predict.c (predict_loops): Revert the hunk that was removed
8785 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
8787 * config.gcc: Add support for arm*-*-phoenix* targets.
8788 * config/arm/t-phoenix: New.
8789 * config/phoenix.h: New.
8791 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
8792 H.J. Lu <hongjiu.lu@intel.com>
8795 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
8796 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
8797 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
8798 ix86_force_load_from_GOT_p returns true.
8799 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
8800 ix86_force_load_from_GOT_p returns true.
8801 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
8802 ix86_force_load_from_GOT_p returns true.
8803 (ix86_expand_move): Load the external function address via the
8804 GOT slot if ix86_force_load_from_GOT_p returns true.
8805 * config/i386/predicates.md (x86_64_immediate_operand): Return
8806 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
8807 (x86_64_zext_immediate_operand): Ditto.
8809 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
8811 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
8813 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8816 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
8817 * diagnostic.c (pedwarn_at_rich_loc): New function.
8818 * spellcheck.h (best_match::best_match): Add a
8819 "best_distance_so_far" optional parameter.
8820 (best_match::set_best_so_far): New method.
8821 (best_match::get_best_distance): New accessor.
8822 (best_match::get_best_candidate_length): New accessor.
8824 2016-06-22 Nick Clifton <nickc@redhat.com>
8826 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
8827 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
8828 modes are accepted as well.
8829 (ucompare_loc_descriptor): Likewise.
8830 (minmax_loc_descriptor): Likewise.
8831 (clz_loc_descriptor): Likewise.
8832 (popcount_loc_descriptor): Likewise.
8833 (bswap_loc_descriptor): Likewise.
8834 (rotate_loc_descriptor): Likewise.
8835 (mem_loc_descriptor): Likewise.
8836 (loc_descriptor): Likewise.
8838 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8840 * common.opt (fdiagnostics-parseable-fixits): New option.
8841 * diagnostic.c: Include "selftest.h".
8842 (print_escaped_string): New function.
8843 (print_parseable_fixits): New function.
8844 (diagnostic_report_diagnostic): Call print_parseable_fixits.
8845 (selftest::assert_print_escaped_string): New function.
8846 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
8847 (selftest::test_print_escaped_string): New function.
8848 (selftest::test_print_parseable_fixits_none): New function.
8849 (selftest::test_print_parseable_fixits_insert): New function.
8850 (selftest::test_print_parseable_fixits_remove): New function.
8851 (selftest::test_print_parseable_fixits_replace): New function.
8852 (selftest::diagnostic_c_tests): New function.
8853 * diagnostic.h (struct diagnostic_context): Add field
8854 "parseable_fixits_p".
8855 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
8856 -fdiagnostics-parseable-fixits.
8857 (-fdiagnostics-parseable-fixits): New option.
8858 * opts.c (common_handle_option): Handle
8859 -fdiagnostics-parseable-fixits.
8860 * selftest-run-tests.c (selftest::run_tests): Call
8861 selftest::diagnostic_c_tests.
8862 * selftest.h (selftest::diagnostic_c_tests): New prototype.
8864 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
8866 PR tree-optimization/71488
8867 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
8868 comparison of boolean vectors.
8869 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
8870 of boolean vectors using bitwise operations.
8872 2016-06-22 Andreas Schwab <schwab@suse.de>
8874 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
8877 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
8879 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
8881 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
8883 * config/i386/i386.c (print_reg): Emit an error message on attempt to
8886 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8888 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
8889 * config/arm/arm-cores.def (cortex-a73): New entry.
8890 (cortex-a73.cortex-a35): Likewise.
8891 (cortex-a73.cortex-a53): Likewise.
8892 * config/arm/arm-tables.opt: Regenerate.
8893 * config/arm/arm-tune.md: Likewise.
8894 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
8895 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
8896 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
8897 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
8898 * doc/invoke.texi (ARM Options): Document cortex-a73,
8899 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
8901 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8903 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
8904 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
8905 (cortex-a73.cortex-a35): Likewise.
8906 (cortex-a73.cortex-a53): Likewise.
8907 * config/aarch64/aarch64-tune.md: Regenerate.
8908 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
8909 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
8912 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8914 * configure.ac (gcc_cv_as_compress_debug): Remove
8915 --compress-debug-sections as extra as switch.
8916 Handle gas --compress-debug-sections=type.
8917 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
8918 Handle gld --compress-debug-sections=type.
8919 * configure: Regenerate.
8921 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
8923 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
8925 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
8927 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
8928 (do_rewrite): likewise.
8930 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8932 * common/config/mep/mep-common.c: Remove.
8933 * config.gcc: Remove mep-* support.
8934 * config/mep/constraints.md: Remove.
8935 * config/mep/default.h: Remove.
8936 * config/mep/intrinsics.h: Remove.
8937 * config/mep/intrinsics.md: Remove.
8938 * config/mep/ivc2-template.h: Remove.
8939 * config/mep/mep-c5.cpu: Remove.
8940 * config/mep/mep-core.cpu: Remove.
8941 * config/mep/mep-default.cpu: Remove.
8942 * config/mep/mep-ext-cop.cpu: Remove.
8943 * config/mep/mep-intrin.h: Remove.
8944 * config/mep/mep-ivc2.cpu: Remove.
8945 * config/mep/mep-pragma.c: Remove.
8946 * config/mep/mep-protos.h: Remove.
8947 * config/mep/mep.c: Remove.
8948 * config/mep/mep.cpu: Remove.
8949 * config/mep/mep.h: Remove.
8950 * config/mep/mep.md: Remove.
8951 * config/mep/mep.opt: Remove.
8952 * config/mep/predicates.md: Remove.
8953 * config/mep/t-mep: Remove.
8954 * doc/install.texi: Remove mep-* documentation.
8955 * doc/md.texi: Likewise.
8957 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8959 * config.gcc: Remove support for avr-rtems.
8960 * config/avr/gen-avr-mmcu-specs.c: Likewise.
8961 * config/avr/rtems.h: Remove.
8962 * config/avr/t-rtems: Remove.
8964 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8966 * config.gcc: Remove m32r-rtems support.
8967 * config/m32r/rtems.h: Remove.
8969 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8971 * config.gcc: Remove h8300-rtems support.
8972 * config/h8300/rtems.h: Remove.
8973 * config/h8300/t-rtems: Remove.
8975 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8977 * config.gcc: Remove support for knetbsd.
8978 * configure.ac: Likewise.
8979 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
8980 * config/knetbsd-gnu.h: Remove.
8981 * configure: Regenerate.
8983 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8985 * config.gcc: Remove support for openbsd 2 and 3.
8986 * config/openbsd-oldgas.h: Remove.
8988 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8990 * config.gcc: Remove interix support.
8991 * config/i386/i386-interix.h: Remove.
8992 * config/i386/interix.opt: Remove.
8993 * config/i386/t-interix: Remove.
8994 * configure: Regenerate.
8995 * configure.ac: Remove interix support.
8996 * doc/install.texi: Remove interix documentation.
8998 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
9000 * config/rs6000/rs6000.h: Add conditional preprocessing directives
9001 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
9004 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9006 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
9007 they are both PLACEHOLDER_EXPRs.
9009 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9011 * stor-layout.c (layout_type): Move setting complex MODE to
9012 layout_type, instead of setting it ahead of time by the caller.
9013 * tree.c (build_complex_type): Likewise.
9015 2016-06-21 Martin Liska <mliska@suse.cz>
9017 * predict.c (force_edge_cold): Replace imposisble with
9020 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9022 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
9023 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
9025 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9027 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
9029 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
9030 Ilya Enkovich <ilya.enkovich@intel.com>
9033 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9034 New member function to convert V1TImode register to SUBREG
9035 TImode in debug insn.
9036 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
9037 after changing register mode to V1TImode.
9039 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
9041 * config/aarch64/aarch64-cores.def (vulcan): New core.
9042 * config/aarch64/aarch64-tune.md: Regenerate.
9043 * doc/invoke.texi: Document vulcan as an available option.
9045 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9047 * cse.c (canon_asm_operands): New function extracted from...
9048 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
9049 either standalone or member of a PARALLEL.
9051 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9054 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
9055 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
9056 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
9058 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9061 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
9062 constant addresses if can_create_pseudo_p.
9064 2016-06-21 Jakub Jelinek <jakub@redhat.com>
9066 PR tree-optimization/71588
9067 * tree-ssa-strlen.c (valid_builtin_call): New function.
9068 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
9071 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9074 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
9075 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
9076 for conversion of scalar user var to complex type and use the
9077 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
9080 PR rtl-optimization/71591
9081 * toplev.c (toplev::run_self_tests): If no_backend, complain and
9082 don't run any tests.
9084 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
9087 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
9088 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
9089 space for PIC with non-v32 and the common non-PIC "jump".
9091 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9094 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
9095 returned values and add UN*/LTGT/*ORDERED cases with values matching
9096 D operand modifier on vcmp for AVX.
9098 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9100 * config/aarch64/aarch64.opt
9101 (mpc-relative-literal-loads): Rename internal option name.
9102 * config/aarch64/aarch64.c
9103 (aarch64_nopcrelative_literal_loads): Rename to
9104 aarch64_pcrelative_literal_loads.
9105 (aarch64_expand_mov_immediate): Likewise.
9106 (aarch64_secondary_reload): Likewise.
9107 (aarch64_can_use_per_function_literal_pools_p): Likewise.
9108 (aarch64_override_options_after_change_1): Rename and simplify logic.
9109 (aarch64_classify_symbol): Merge large model checks into switch,
9110 remove pc-relative load check.
9112 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9114 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
9115 costs relative to the cost of a register move.
9117 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9119 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
9120 (vcvt_n_f64_u64): Likewise.
9121 (vcvt_n_s64_f64): Likewise.
9122 (vcvt_n_u64_f64): Likewise.
9123 (vcvt_f64_s64): Likewise.
9124 (vrecpe_f64): Likewise.
9125 (vcvt_f64_u64): Likewise.
9126 (vrecps_f64): Likewise.
9128 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9130 * config/aarch64/aarch64.md
9131 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
9133 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
9135 * config/aarch64/aarch64-builtins.c
9136 (aarch64_types_binop_uss_qualifiers): Delete.
9137 (TYPES_BINOP_USS): Likewise.
9138 (aarch64_types_binop_sus_qualifiers): Likewise.
9139 (TYPES_BINOP_SUS): Likewise.
9140 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
9141 (TYPES_FCVTIMM_SUS): Likewise.
9142 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
9144 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
9145 (fcvtzs): Use SHIFTIMM rather than BINOP.
9146 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
9148 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9150 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
9151 costs relative to the cost of a register move.
9153 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9155 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
9156 Allow scalar/single vector modes to be tieable.
9158 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9160 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
9162 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9164 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
9166 * tree.h (TYPE_ALIGN): Likewise.
9168 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9171 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
9173 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9175 * config/avr/avr.c (avr_print_operand): Fix "format not a string
9176 literal" build warnings.
9177 (avr_print_operand_address): Dito.
9179 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
9182 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
9183 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
9185 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
9187 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
9189 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
9192 * reload1.c (reload): Pass 0 to finish_spills when called because
9193 update_eliminables_and_spill returns true and remove did_spill.
9194 (finish_spills): Adjust comment and document GLOBAL parameter.
9196 2016-06-17 DJ Delorie <dj@redhat.com>
9199 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
9200 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
9201 (umulqihi3_virt): Likewise.
9202 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
9203 (umulqihi3_real): Likewise.
9205 2016-06-17 Martin Liska <mliska@suse.cz>
9207 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
9209 2016-06-17 Martin Liska <mliska@suse.cz>
9211 * predict.def: PRED_LOOP_EXIT from 92 to 85.
9213 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
9215 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
9217 (vaddq_f32): Likewise.
9218 (vmul_f32): Likewise.
9219 (vmulq_f32): Likewise.
9220 (vsub_f32): Likewise.
9221 (vsubq_f32): Likewise.
9223 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9225 PR tree-optimization/71347
9226 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
9227 cost for all uses in group.
9229 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9231 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
9232 insert gimple seq if it's not empty.
9234 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9236 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
9238 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
9240 (comp_dr_with_seg_len_pair): Ditto.
9241 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
9242 struct dr_with_seg_len_pair against DR_OFFSET.
9243 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
9246 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
9248 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
9250 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
9252 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
9253 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
9254 (pa_output_millicode_call): Likewise.
9255 (pa_output_call): Likewise.
9256 (pa_output_indirect_call): Likewise.
9257 (pa_asm_output_mi_thunk): Likewise.
9259 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9261 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
9263 2016-06-16 Martin Liska <mliska@suse.cz>
9265 * predict.c (combine_predictions_for_insn): When we find a first
9266 match predictor, we should consider just predictors with
9267 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
9268 DS theory predictor.
9269 (combine_predictions_for_bb): Likewise.
9271 2016-06-16 Jakub Jelinek <jakub@redhat.com>
9273 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
9274 with base of reference to struct.
9276 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
9278 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
9280 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9283 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
9284 progmem_swtable_section.
9285 (progmem_swtable_section): Remove.
9286 (avr_asm_function_rodata_section): Remove.
9287 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9288 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
9290 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
9292 * config/i386/driver-i386.c (host_detect_local_cpu): Set
9293 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
9294 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
9295 signature_CENTAUR_ebx.
9296 * config/i386/i386.c (ix86_option_override_internal): Add
9297 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
9298 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
9299 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
9301 2016-06-16 Martin Liska <mliska@suse.cz>
9303 * predict.def: Add fortran loop preheader predictor.
9304 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
9305 fold IFN_BUILTIN_EXPECT with a known constant argument.
9307 2016-06-16 Martin Liska <mliska@suse.cz>
9309 * predict.def: Add 'Fortran' to display text of all
9310 PRED_FORTRAN_* predictors.
9312 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
9315 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
9316 [IA64_BUILTIN_NANSQ]: Ditto.
9317 (ia64_fold_builtin): New function.
9318 (TARGET_FOLD_BUILTIN): New define.
9319 (ia64_init_builtins) Declare const_string_type node.
9320 Add __builtin_nanq and __builtin_nansq builtin functions.
9321 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
9323 2016-06-16 Nick Clifton <nickc@redhat.com>
9325 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
9326 MSP430_HWMULT_ prefix to enum values.
9327 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
9328 * config/msp430/msp430.c: Update use of enum values.
9329 * config/msp430/msp430.md: Likewise.
9330 * config/msp430/msp430.opt: Likewise.
9332 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
9334 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
9335 of comparsions in the last iteration.
9337 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
9338 Joern Rennecke <joern.rennecke@embecosm.com>
9340 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
9342 (arc_needs_pcl_p): Add GOTOFFPC.
9343 (arc_legitimate_pic_addr_p): Likewise.
9344 (arc_output_pic_addr_const): Likewise.
9345 (arc_legitimize_pic_address): Generate a pc-relative address using
9347 (arc_output_libcall): Use @pcl syntax.
9348 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
9349 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
9350 (*movsi_insn): Use @pcl syntax.
9351 (doloop_begin_i): Likewise.
9353 2016-06-16 Martin Liska <mliska@suse.cz>
9355 * predict.def: Define a new predictor.
9357 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
9359 * config/arc/arc.opt (mtp-regno): Update text.
9361 2016-06-16 Renlin Li <renlin.li@arm.com>
9363 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
9365 2016-06-16 Jakub Jelinek <jakub@redhat.com>
9368 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
9369 (setcc + and peephole2): Likewise.
9371 PR rtl-optimization/71532
9372 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
9375 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9377 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
9378 DImode constants with XXSPLTIB in vector registers.
9379 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
9380 vsx_extract_<mode>_internal{1,2} into a single insn that handles
9381 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
9382 extraction of the element at the top of the register as a scalar
9384 (vsx_extract_<mode>_internal1): Likewise.
9385 (vsx_extract_<mode>_internal2): Likewise.
9386 * config/rs6000/constraints.md (wi constraint): Remove a comment
9387 about DImode not being allowed in Altivec registers.
9388 (wB constraint): New constraint for constants that can be
9389 generated in Altivec registers with VSPLTISW/VUPKHSW.
9390 * config/rs6000/predicates.md (xxspltib_constant_split): Update
9392 (xxspltib_constant_nosplit): Likewise.
9393 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
9394 support for -mupper-regs-di to enable DImode to go into Altivec
9396 (POWERPC_MASKS): Likewise.
9397 (power7 cpu): Likewise.
9398 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
9399 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
9400 for DImode being allowed in Altivec registers. Update wi/wj
9401 constraints. Set scalar_in_vmx_p flag.
9402 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
9403 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
9404 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
9405 (rs6000_opt_masks): Add -mupper-regs-di.
9406 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
9407 direct move to use wi and not wj.
9409 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
9411 (floatunssi<mode>2_lfiwzx_mem): Likewise.
9412 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
9413 any VSX register, instead of just Altivec registers, to allow
9414 either operand to be an Altivec register or both.
9415 (fixuns_trunc<mode>di2_fctiduz): Likewise.
9416 (movdi_internal32): Add support for -mupper-regs-di. Add support
9417 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
9418 the alternatives and attributes to be lined up to be easier to
9420 (movdi_internal64): Likewise.
9421 (64-bit DImode splitters): Change predicates to only split loading
9422 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
9423 load constants in ISA 3.0 or ISA 2.07 respectively.
9424 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9425 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
9426 mention -mcpu=power9 sets these options.
9427 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
9430 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9433 * config/avr/avr.c (avr_set_current_function): Warn misspelled
9434 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
9435 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
9436 by default to warn misspelled interrupt/ signal handler.
9437 * doc/invoke.texi (AVR Options): Document it. Update description
9438 for -nodevicelib option.
9440 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9442 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
9443 up parentheses. Use GET_MODE_UNIT_BITSIZE.
9444 (aarch64_<sur>shll2_n<mode>): Likewise.
9446 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
9449 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
9450 DECL_CONTEXT for copied arguments.
9452 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9454 PR tree-optimization/71483
9455 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
9458 2016-06-15 Martin Liska <mliska@suse.cz>
9460 * predict.c (tree_predict_by_opcode): Call predict_edge_def
9461 instead of predict_edge w/o a probability.
9463 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9465 PR tree-optimization/71439
9466 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
9469 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9471 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
9472 register subregs in SET_SRC.
9474 2016-06-15 Richard Biener <rguenther@suse.de>
9476 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
9479 2016-06-15 Richard Biener <rguenther@suse.de>
9481 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
9482 not consider dependences between accesses that belong to the
9484 (vect_analyze_data_ref_dependences): Do not analyze read-read
9485 or self-dependences.
9487 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9489 * spellcheck-tree.c: Include spellcheck-tree.h rather than
9491 (find_closest_identifier): Reimplement in terms of
9492 best_match<tree,tree>.
9493 * spellcheck-tree.h: New file.
9494 * spellcheck.c (struct edit_distance_traits<const char *>): New
9496 (find_closest_string): Reimplement in terms of
9497 best_match<const char *, const char *>.
9498 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
9499 overload to spellcheck-tree.h.
9500 (find_closest_identifier): Likewise.
9501 (struct edit_distance_traits<T>): New template.
9502 (class best_match): New class.
9504 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9506 * selftest-run-tests.c (selftest::run_tests): Call
9507 selftest::spellcheck_tree_c_tests.
9508 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
9509 * spellcheck-tree.c: Include selftest.h and stringpool.h.
9510 (selftest::test_find_closest_identifier): New function.
9511 (selftest::spellcheck_tree_c_tests): New function.
9512 * spellcheck.c (selftest::test_find_closest_string): Verify that
9513 the order of the vec does not affect the results for this case.
9514 (selftest::test_data): New array.
9515 (selftest::test_metric_conditions): New function.
9516 (selftest::spellcheck_c_tests): Add a test of case-comparison.
9517 Call selftest::test_metric_conditions.
9519 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9521 * config/rs6000/rs6000-builtin.def (commentary): Typo.
9522 (BU_P9_MISC_1): Likewise.
9523 (BU_P9_64BIT_MISC_0): Likewise.
9524 (BU_P9_MISC_0): Likewise.
9526 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9528 * gcc-rich-location.c
9529 (gcc_rich_location::add_fixit_misspelled_id): New method.
9530 * gcc-rich-location.h
9531 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
9533 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
9535 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
9536 FreeBSD 11 and above.
9538 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
9540 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
9542 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9544 * expmed.h: Close parenthesis in "at your option" in copyright
9546 * lower-subreg.h: Likewise.
9548 2016-06-14 Richard Biener <rguenther@suse.de>
9551 * genmatch.c (expr::gen_transform): Use in_type for comparisons
9554 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9556 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
9558 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
9560 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
9562 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
9563 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
9565 2016-06-14 Richard Biener <rguenther@suse.de>
9567 PR tree-optimization/71522
9568 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
9569 copying into float copying.
9571 2016-06-14 Jakub Jelinek <jakub@redhat.com>
9573 PR tree-optimization/71520
9574 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
9575 (replace_block_by): Move user labels from bb1 to bb2.
9577 2016-06-14 Richard Biener <rguenther@suse.de>
9581 * expr.h (get_bit_range): Declare.
9582 * expr.c (get_bit_range): Export.
9583 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
9584 word_mode again to constrain the bitfield access.
9586 2016-06-14 Richard Biener <rguenther@suse.de>
9588 PR tree-optimization/71521
9589 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
9590 division int_const_binop against zero divisor.
9592 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9594 * config/i386/i386.md (signbittf2): New expander.
9595 * config/i386/sse.md (ptesttf2): New insn pattern.
9597 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9600 * input.c (selftest::test_reading_source_line): Avoid reading from
9601 __FILE__ by creating a tempfile with known content and reading
9604 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9606 * pretty-print.c (assert_pp_format_colored): Skip the test if
9608 (test_pp_format): Remove comment about GCC_COLORS.
9610 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9612 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
9613 * pretty-print.c (assert_pp_format_va): Add location param and use
9614 it with ASSERT_STREQ_AT.
9615 (assert_pp_format): Add location param and pass it to
9616 assert_pp_format_va.
9617 (assert_pp_format_colored): Likewise.
9618 (ASSERT_PP_FORMAT_1): New.
9619 (ASSERT_PP_FORMAT_2): New.
9620 (ASSERT_PP_FORMAT_3): New.
9621 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
9622 explicitly, or implicitly via the above macros.
9623 * selftest.c (selftest::pass): Use a selftest::location rather
9625 (selftest::fail): Likewise. Print the function name.
9626 (selftest::fail_formatted): Likewise.
9627 (selftest::assert_streq): Use a selftest::location rather than
9629 * selftest.h (selftest::location): New struct.
9630 (SELFTEST_LOCATION): New macro.
9631 (selftest::pass): Accept a const location & rather than file
9633 (selftest::fail): Likewise.
9634 (selftest::fail_formatted): Likewise.
9635 (selftest::assert_streq): Likewise.
9636 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
9637 (ASSERT_FALSE): Likewise.
9638 (ASSERT_EQ): Likewise.
9639 (ASSERT_NE): Likewise.
9640 (ASSERT_STREQ): Likewise.
9641 (ASSERT_PRED1): Likewise.
9642 (ASSERT_STREQ_AT): New macro.
9644 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9646 * selftest.c (selftest::fail_formatted): New function.
9647 (selftest::assert_streq): New function.
9648 * selftest.h (selftests::fail_formatted): New decl.
9649 (selftest::assert_streq): New decl.
9650 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
9652 2016-06-13 Jeff Law <law@redhat.com>
9654 PR tree-optimization/71403
9655 * tree-ssa-threadbackward.c
9656 (convert_and_register_jump_thread_path): No longer accept reference
9657 to path. Do not pop items off the path anymore.
9658 (fsm_find_control_statement_thread_paths): Do not allow threading
9659 to a deeper loop nest. Pop the last item off the path here rather
9660 than in convert_and_register_jump_thread_path.
9662 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9663 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
9665 [AArch64] Emit division using the Newton series
9667 * config/aarch64/aarch64-protos.h
9668 (cpu_approx_modes): Add new member "division".
9669 (aarch64_emit_approx_div): Declare new function.
9670 * config/aarch64/aarch64.c
9671 (generic_approx_modes): New member "division".
9672 (exynosm1_approx_modes): Likewise.
9673 (xgene1_approx_modes): Likewise.
9674 (aarch64_emit_approx_div): Define new function.
9675 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
9676 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
9677 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
9678 * doc/invoke.texi (-mlow-precision-div): Describe new option.
9680 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9681 Wilco Dijkstra <wilco.dijkstra@arm.com>
9683 [AArch64] Emit square root using the Newton series
9685 * config/aarch64/aarch64-protos.h
9686 (aarch64_emit_approx_rsqrt): Replace with new function
9687 "aarch64_emit_approx_sqrt".
9688 (cpu_approx_modes): New member "sqrt".
9689 * config/aarch64/aarch64.c
9690 (generic_approx_modes): New member "sqrt".
9691 (exynosm1_approx_modes): Likewise.
9692 (xgene1_approx_modes): Likewise.
9693 (aarch64_emit_approx_rsqrt): Replace with new function
9694 "aarch64_emit_approx_sqrt".
9695 (aarch64_override_options_after_change_1): Handle new option.
9696 * config/aarch64/aarch64-simd.md
9697 (rsqrt<mode>2): Use new function instead.
9698 (sqrt<mode>2): New expansion and insn definitions.
9699 * config/aarch64/aarch64.md: Likewise.
9700 * config/aarch64/aarch64.opt
9701 (mlow-precision-sqrt): Add new option description.
9702 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
9704 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9706 [AArch64] Add more choices for the reciprocal square root approximation
9708 Allow a target to prefer such operation depending on the operation mode.
9710 * config/aarch64/aarch64-protos.h
9711 (AARCH64_APPROX_MODE): New macro.
9712 (AARCH64_APPROX_{NONE,ALL}): Likewise.
9713 (cpu_approx_modes): New structure.
9714 (tune_params): New member "approx_modes".
9715 * config/aarch64/aarch64-tuning-flags.def
9716 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
9717 * config/aarch64/aarch64.c
9718 (generic_approx_modes): New core "cpu_approx_modes" structure.
9719 (exynosm1_approx_modes): Likewise.
9720 (xgene1_approx_modes): Likewise.
9721 (generic_tunings): New member "approx_modes".
9722 (cortexa35_tunings): Likewise.
9723 (cortexa53_tunings): Likewise.
9724 (cortexa57_tunings): Likewise.
9725 (cortexa72_tunings): Likewise.
9726 (exynosm1_tunings): Likewise.
9727 (thunderx_tunings): Likewise.
9728 (xgene1_tunings): Likewise.
9729 (use_rsqrt_p): New argument for the mode and use new member from
9731 (aarch64_builtin_reciprocal): Devise mode from builtin.
9732 (aarch64_optab_supported_p): New argument for the mode.
9733 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
9735 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
9737 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
9738 RS6000_BTM_MODULO flag into the set of flags that are considered
9739 to be part of the common configuration.
9741 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
9743 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
9744 difference unsigned.
9745 (vec_absdb): New macro for vector absolute difference unsigned
9747 (vec_absdh): New macro for vector absolute difference unsigned
9749 (vec_absdw): New macro for vector absolute difference unsigned word.
9750 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
9751 (vadu<mode>3): New insn.
9752 (*p9_vadu<mode>3): New insn.
9753 * config/rs6000/rs6000-builtin.def (vadub): New built-in
9755 (vaduh): New built-in definition.
9756 (vaduw): New built-in definition.
9757 (vadu): New overloaded built-in definition.
9758 (vadub): New overloaded built-in definition.
9759 (vaduh): New overloaded built-in definition.
9760 (vaduw): New overloaded built-in definition.
9761 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9762 overloaded vector absolute difference unsigned functions.
9763 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9764 the ISA 3.0 vector absolute difference unsigned built-in functions.
9766 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
9768 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
9769 update shared_lookup_references only once after changing operands.
9771 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
9774 * tree-nested.c (convert_nonlocal_omp_clauses)
9775 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
9777 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
9778 * tree.def (CASE_LABEL_EXPR): Likewise.
9780 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
9783 * input.c (test_builtins): Fix an assertion.
9785 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9787 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
9790 (isinf<mode>2): Ditto.
9792 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9794 * ggc-tests.c (test_finalization): Only test need_finalization_p
9795 for GCC_VERSION >= 4003.
9797 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9799 * config/s390/vecintrin.h: Fix file description in comment.
9801 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9803 * config/s390/s390-builtin-types.def: Change builtin type naming
9804 scheme to match builtin-types.def.
9806 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
9808 * fold-const.c (optimize_minmax_comparison): Remove.
9809 (fold_comparison): Remove call to the above.
9810 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
9811 New transformations.
9813 2016-06-13 Alan Hayward <alan.hayward@arm.com>
9815 PR tree-optimization/71416
9816 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
9819 2016-06-13 Martin Liska <mliska@suse.cz>
9821 * predict.c (enum predictor_reason): Prefix enum with REASON_.
9822 (combine_predictions_for_insn): Likewise.
9823 (prune_predictions_for_bb): Likewise.
9824 (combine_predictions_for_bb): Likewise.
9826 2016-06-13 Richard Biener <rguenther@suse.de>
9828 PR tree-optimization/71505
9829 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
9830 assert match comment.
9832 2016-06-13 Marek Polacek <polacek@redhat.com>
9835 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
9836 gimplify_switch_expr.
9837 (warn_switch_unreachable_r): New function.
9839 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9842 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
9845 2016-06-13 Richard Biener <rguenther@suse.de>
9848 * fold-const.c (fold_unary_loc): Preserve alignment when
9849 folding a VIEW_CONVERT_EXPR into a MEM_REF.
9851 2016-06-13 Martin Liska <mliska@suse.cz>
9854 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
9855 w/ -fsanitize=bounds.
9857 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
9859 * config/i386/i386.c (ix86_init_builtins): Calculate
9860 FLOAT128_FTYPE_CONST_STRING function type only once.
9861 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
9862 built-in functions are available for x86-32 and x86-64 targets.
9864 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
9867 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
9869 (FLOAT128_FTYPE_CONST_STRING): New function type.
9870 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
9871 [IX86_BUILTIN_NANSQ]: Ditto.
9872 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
9873 (ix86_init_builtin_types): Declare const_string_type_node.
9874 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
9876 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
9877 * doc/extend.texi (x86 Built-in Functions): Document
9878 __builtin_nanq and __builtin_nansq.
9880 2016-06-11 Jiong Wang <jiong.wang@arm.com>
9883 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
9884 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
9885 length for pop patterns.
9886 (arm_attr_length_push_multi): Update comments.
9887 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
9889 (*pop_multiple_with_writeback_and_return): Likewise.
9890 (*pop_multiple_with_return): Likewise.
9892 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
9895 * fold-const.c (optimize_bit_field_compare): Don't try to use
9896 word_mode unconditionally for reading the bit field, look at
9897 DECL_BIT_FIELD_REPRESENTATIVE instead.
9899 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9902 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
9903 vector integer type.
9905 2016-06-10 Jakub Jelinek <jakub@redhat.com>
9908 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
9909 without LABEL_DECL, set *handled_ops_p to false instead of true.
9911 2016-06-10 Martin Sebor <msebor@redhat.com>
9914 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
9915 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
9916 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
9918 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
9919 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
9920 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
9921 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
9922 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
9923 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
9924 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
9925 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
9927 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9929 * config/arm/arm.h (pool_vector_label,
9930 return_used_this_function): Remove.
9932 2016-06-10 Jeff Law <law@redhat.com>
9934 PR tree-optimization/71335
9935 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
9936 zero length paths here.
9937 (convert_and_register_jump_thread_path): Remove hacks related to
9938 duplicated blocks in the jump thread path.
9939 (fsm_find_control_statement_thread_paths): Avoid putting the same
9940 block on the thread path twice, but ensure the thread path is
9941 unchanged from the caller's point of view.
9943 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
9945 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
9946 * predict.def (PRED_LOOP_BRANCH): Remove.
9948 2016-06-10 David Malcolm <dmalcolm@redhat.com>
9950 * Makefile.in (OBJS): Add ggc-tests.o.
9951 (GTFILES): Add ggc-tests.c.
9952 * ggc-tests.c: New file.
9953 * selftest-run-tests.c (selftest::run_tests): Call
9954 selftest::ggc_tests_c_tests.
9955 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
9957 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
9959 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
9961 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
9964 * varasm.c (place_block_symbol): Adjust alignment for asan protected
9965 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
9967 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
9969 * profile.c: Include cfgloop.h.
9970 (branch_prob): Compute estimated number of iterations.
9971 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
9972 recompute estimate number of iterations from profile.
9974 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9977 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
9978 must be grouped on top of stack. Don't force early clobber
9979 on ordinary reg outputs.
9981 2016-06-10 Richard Biener <rguenther@suse.de>
9983 * targhooks.c (default_builtin_vectorization_cost): Adjust
9986 2016-06-10 Richard Biener <rguenther@suse.de>
9988 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
9989 to fold the RHS to a constant if possible.
9991 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
9994 * tree-nested.c (convert_nonlocal_omp_clauses)
9995 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
9996 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
9997 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
9999 * gimplify.c (gimplify_adjust_omp_clauses): Discard
10001 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
10003 * omp-low.c (scan_sharing_clauses): Don't expect
10004 OMP_CLAUSE__CACHE_.
10006 2016-06-10 Alan Hayward <alan.hayward@arm.com>
10008 PR tree-optimization/71407
10009 PR tree-optimization/71416
10010 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
10011 BIT_FIELD_REF type.
10013 2016-06-10 Richard Biener <rguenther@suse.de>
10015 PR middle-end/71477
10016 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
10018 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
10020 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
10022 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
10023 Jiong Wang <jiong.wang@arm.com>
10025 PR rtl-optimization/70751
10026 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
10027 spilled into memory.
10029 2016-06-09 Jonathan Yong <10walls@gmail.com>
10032 2015-09-21 Jonathan Yong <10walls@gmail.com>
10034 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
10035 sysroot/usr/lib/32api for additional win32 libraries,
10036 fixes failing Cygwin bootstrapping.
10038 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
10040 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
10043 2016-06-09 David Malcolm <dmalcolm@redhat.com>
10046 * pretty-print.c (pp_indent): Specify that %p is printed in a
10047 host-dependent manner.
10048 (test_pp_format): Remove the test for %p.
10050 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
10052 * config/mips/mips.c (mips_output_jump): Fix formatting.
10054 2016-06-09 Richard Biener <rguenther@suse.de>
10056 PR tree-optimization/71462
10057 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
10060 2016-06-09 Martin Liska <mliska@suse.cz>
10062 * predict.c (dump_prediction): Add new argument.
10063 (enum predictor_reason): New enum.
10064 (struct predictor_hash): New struct.
10065 (predictor_hash::hash): New function.
10066 (predictor_hash::equal): Likewise.
10067 (not_removed_prediction_p): New function.
10068 (prune_predictions_for_bb): Likewise.
10069 (combine_predictions_for_bb): Prune predictions.
10071 2016-06-09 Martin Liska <mliska@suse.cz>
10073 * predict.c (filter_predictions): New function.
10074 (remove_predictions_associated_with_edge): Use the filter
10076 (equal_edge_p): New function.
10078 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
10080 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
10081 Correct usage of @samp vs @option, add @samp where appropriate.
10082 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
10083 Add armv6s-m and document it, as it is no official ARM name.
10085 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10087 * ifcvt.c (struct noce_if_info): Add transform_name field.
10088 (noce_try_move): Set if_info->transform_name to the function name.
10089 (noce_try_ifelse_collapse): Likewise.
10090 (noce_try_store_flag): Likewise.
10091 (noce_try_inverse_constants): Likewise.
10092 (noce_try_store_flag_constants): Likewise.
10093 (noce_try_addcc): Likewise.
10094 (noce_try_store_flag_mask): Likewise.
10095 (noce_try_cmove): Likewise.
10096 (noce_try_cmove_arith): Likewise.
10097 (noce_try_minmax): Likewise.
10098 (noce_try_abs): Likewise.
10099 (noce_try_sign_mask): Likewise.
10100 (noce_try_bitop): Likewise.
10101 (noce_convert_multiple_sets): Likewise.
10102 (noce_process_if_block): Print if_info->transform_name to
10103 dump_file if transformation succeeded.
10105 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10107 * config/arm/cortex-a57.md (cortex_a57_alu):
10110 2016-06-08 Martin Sebor <msebor@redhat.com>
10111 Jakub Jelinek <jakub@redhat.com>
10115 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
10116 BUILT_IN_MUL_OVERFLOW_P): New builtins.
10117 * builtins.c: Include gimple-fold.h.
10118 (fold_builtin_arith_overflow): Handle
10119 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
10120 (fold_builtin_3): Likewise.
10121 * doc/extend.texi (Integer Overflow Builtins): Document
10122 __builtin_{add,sub,mul}_overflow_p.
10124 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
10126 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
10127 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
10129 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
10131 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
10132 Rewrite, looking one level down for records and arrays.
10134 2016-06-08 David Malcolm <dmalcolm@redhat.com>
10136 * pretty-print.c: Include "selftest.h".
10137 (pp_format): Fix comment.
10138 (identifier_to_locale): Likewise.
10139 (selftest::test_basic_printing): New function.
10140 (selftest::assert_pp_format): New function.
10141 (selftest::test_pp_format): New function.
10142 (selftest::pretty_print_c_tests): New function.
10143 * selftest-run-tests.c (selftest::run_tests): Call
10144 selftest::pretty_print_c_tests.
10145 * selftest.h (pretty_print_c_tests): New declaration.
10147 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10149 * invoke.texi (max-loop-headers-insns): Document.
10150 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
10151 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
10152 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
10154 2016-06-08 Richard Biener <rguenther@suse.de>
10156 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
10157 on strided SLP loads and fall back to scalar loads in case
10158 we can't chunk them.
10160 2016-06-08 Richard Biener <rguenther@suse.de>
10162 PR tree-optimization/71452
10163 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
10164 type used for the SSA rewrite has enough precision to cover
10165 the dynamic type of the location.
10167 2016-06-08 Jakub Jelinek <jakub@redhat.com>
10168 Richard Biener <rguenther@suse.de>
10171 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
10172 the same as DECL_P (base0) for indirect_base0. Use equality_code
10173 in one further place.
10175 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
10177 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
10178 to one word if the field is known to overlap other words.
10179 (extract_bit_field_1): Likewise.
10180 (store_split_bit_field): Remove compensating code.
10181 (extract_split_bit_field): Likewise.
10183 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
10187 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
10189 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10191 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
10193 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
10194 (arch64_addpv4sf): Delete.
10195 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
10196 "gen_aarch64_addpv4sf".
10197 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
10199 (vpadds_f32): Likewise.
10200 (vpaddq_f32): Likewise.
10201 (vpaddq_f64): Likewise.
10203 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10205 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
10207 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
10208 to VALLF. Rename to "fabd<mode>3".
10209 "*fabd_scalar<mode>3): Delete.
10210 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
10212 (vabdd_f64): Likewise.
10213 (vabd_f32): Likewise.
10214 (vabd_f64): Likewise.
10215 (vabdq_f32): Likewise.
10216 (vabdq_f64): Likewise.
10218 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10220 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
10222 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
10223 "aarch64_rsqrts<mode>".
10224 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
10225 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
10227 (vrsqrtsd_f64): Likewise.
10228 (vrsqrts_f32): Likewise.
10229 (vrsqrts_f64): Likewise.
10230 (vrsqrtsq_f32): Likewise.
10231 (vrsqrtsq_f64): Likewise.
10233 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10235 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
10237 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
10238 "aarch64_rsqrte<mode>".
10239 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
10240 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
10242 (vrsqrted_f64): Likewise.
10243 (vrsqrte_f32): Likewise.
10244 (vrsqrte_f64): Likewise.
10245 (vrsqrteq_f32): Likewise.
10246 (vrsqrteq_f64): Likewise.
10248 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10250 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
10252 (fcvtzs): Likewise.
10253 (fcvtzu): Likewise.
10254 * config/aarch64/aarch64-simd.md
10255 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
10256 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
10257 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
10259 (vcvt_n_f32_u32): Likewise.
10260 (vcvt_n_s32_f32): Likewise.
10261 (vcvt_n_u32_f32): Likewise.
10262 (vcvtq_n_f32_s32): Likewise.
10263 (vcvtq_n_f32_u32): Likewise.
10264 (vcvtq_n_f64_s64): Likewise.
10265 (vcvtq_n_f64_u64): Likewise.
10266 (vcvtq_n_s32_f32): Likewise.
10267 (vcvtq_n_s64_f64): Likewise.
10268 (vcvtq_n_u32_f32): Likewise.
10269 (vcvtq_n_u64_f64): Likewise.
10270 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
10271 (VSDQ_SDI): Likewise.
10272 (fcvt_target): Support V4DI, V4SI and V2SI.
10273 (FCVT_TARGET): Likewise.
10275 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10277 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
10278 (TYPES_BINOP_SUS): Likewise.
10279 (aarch64_simd_builtin_data): Update include file name.
10280 (aarch64_builtins): Likewise.
10281 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
10282 for conversion between scalar float-point and fixed-point.
10284 (fcvtzs): Likewise.
10285 (fcvtzu): Likewise.
10286 * config/aarch64/aarch64.md
10287 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
10288 pattern for conversion between scalar float to fixed-pointer.
10289 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
10290 (UNSPEC_FCVTZS): New UNSPEC enumeration.
10291 (UNSPEC_FCVTZU): Likewise.
10292 (UNSPEC_SCVTF): Likewise.
10293 (UNSPEC_UCVTF): Likewise.
10294 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
10296 (vcvtd_n_f64_u64): Likewise.
10297 (vcvtd_n_s64_f64): Likewise.
10298 (vcvtd_n_u64_f64): Likewise.
10299 (vcvtd_n_f32_s32): Likewise.
10300 (vcvts_n_f32_u32): Likewise.
10301 (vcvtd_n_s32_f32): Likewise.
10302 (vcvts_n_u32_f32): Likewise.
10303 * config/aarch64/iterators.md (fcvt_target): Support integer to float
10305 (FCVT_TARGET): Likewise.
10306 (FCVT_FIXED2F): New iterator.
10307 (FCVT_F2FIXED): Likewise.
10308 (fcvt_fixed_insn): New define_int_attr.
10310 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10312 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
10313 some statements was removed.
10315 2016-06-08 Alan Hayward <alan.hayward@arm.com>
10317 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
10318 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
10319 (vect_can_advance_ivs_p): likewise.
10320 (vect_update_ivs_after_vectorizer): likewise.
10321 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
10322 (vect_analyze_scalar_cycles_1): likewise.
10323 (vect_analyze_loop_operations): likewise.
10324 (report_vect_op): likewise.
10325 (vect_is_slp_reduction): likewise.
10326 (vect_is_simple_reduction): likewise.
10327 (get_initial_def_for_induction): likewise.
10328 (vect_transform_loop): likewise.
10329 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
10330 (vect_recog_sad_pattern): likewise.
10331 (vect_recog_widen_sum_pattern): likewise.
10332 (vect_recog_widening_pattern): likewise.
10333 (vect_recog_divmod_pattern): likewise.
10334 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
10335 (vect_analyze_slp_instance): likewise.
10336 (vect_transform_slp_perm_load): likewise.
10337 (vect_schedule_slp_instance): likewise.
10339 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10341 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
10342 (return_prediction): PRED_CONST_RETURN predict return as not taken.
10343 * predict.def (PRED_CONTINUE): Change hitrate 50->67
10344 (PRED_LOOP_BRANCH): Document predictor as broken.
10345 (PRED_LOOP_EXIT): Change hitrate 91->92.
10346 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
10347 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
10348 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
10349 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
10350 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
10351 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
10352 (PRED_CALL): Chane hitrate 71->67.
10353 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
10354 (PRED_GOTO): Document as unused right now.
10355 (PRED_CONST_RETURN): Change hitrate 67->69
10356 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
10357 (PRED_NULL_RETURN): Change hitrate 91->90.
10358 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
10359 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
10360 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
10362 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
10364 * config/rs6000/altivec.h: Add __builtin_vec_mul.
10365 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
10366 special case Altivec builtin.
10367 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
10368 VSX_BUILTIN_VEC_MUL (replaced with special case code).
10369 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10370 code for ALTIVEC_BUILTIN_VEC_MUL.
10371 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10372 for __builtin_vec_mul.
10374 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
10376 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
10379 2016-06-07 David Malcolm <dmalcolm@redhat.com>
10381 * spellcheck.c (selftest::test_find_closest_string): New function.
10382 (spellcheck_c_tests): Call the above.
10384 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10386 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
10388 2016-06-07 Jakub Jelinek <jakub@redhat.com>
10390 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
10391 Yv=Yv,C alternatives.
10393 2016-06-07 Richard Biener <rguenther@suse.de>
10396 * common.opt (ffast-math): Make Optimization.
10398 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
10399 Prachi Godbole <prachi.godbole@imgtec.com>
10401 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
10402 `fabs' and `fneg' type attributes.
10403 (p5600_fpu_fabs): Add `fmove' to the comment.
10405 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10407 * gimple.c: Include builtins.h
10408 (gimple_inexpensive_call_p): New function.
10409 * gimple.h (gimple_inexpensive_call_p): Declare.
10410 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
10411 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
10414 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
10416 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
10417 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
10418 warning_at_rich_loc, warning_n, pedwarn, permerror,
10419 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
10420 sorry, fatal_error, internal_error, internal_error_no_backtrace):
10423 2016-06-07 Richard Biener <rguenther@suse.de>
10425 PR tree-optimization/71428
10426 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
10427 BIT_FIELD_REF op vs. load.
10429 2016-06-07 Richard Biener <rguenther@suse.de>
10431 PR middle-end/71423
10432 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
10435 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
10437 * config/pa/pa.md (call): Generate indirect long calls to non-local
10438 functions on TARGET_64BIT.
10439 (call_value): Likewise.
10441 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
10443 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
10444 pattern and subsequent splitters.
10445 (call_val_reg_64bit_post_reload): Likewise.
10447 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10449 PR middle-end/71408
10450 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
10451 propagate_op_to_single_use.
10453 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10455 PR middle-end/71281
10456 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
10458 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
10460 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
10461 (enum x86_dirflag_state): New enum.
10462 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
10463 (machine_function): Remove needs_cld.
10464 (ix86_current_function_needs_cld): Remove.
10465 * config/i386/i386.c (ix86_set_func_type): Set
10466 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
10467 (ix86_expand_prologue): Do not emit CLD here.
10468 (ix86_dirflag_mode_needed): New function.
10469 (ix86_dirflag_mode_entry): Ditto.
10470 (ix86_mode_needed): Handle X86_DIRFLAG entity.
10471 (ix86_mode_after): Ditto.
10472 (ix86_mode_entry): Ditto.
10473 (ix86_mode_exit): Ditto.
10474 (ix86_emit_mode_set): Ditto.
10475 * config/i386/i386.md (strmov_singleop): Set
10476 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
10477 Do not set ix86_current_function_needs_cld.
10479 (strset_singleop): Ditto.
10481 (cmpstrnqi_nz_1): Ditto.
10482 (cmpstrnqi_1): Ditto.
10483 (strlenqi_1): Ditto.
10485 2016-06-06 Jakub Jelinek <jakub@redhat.com>
10487 PR tree-optimization/71259
10488 * tree-vect-slp.c (vect_get_constant_vectors): For
10489 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
10490 one for constant op, and use COND_EXPR for non-constant.
10492 2016-06-06 David Malcolm <dmalcolm@redhat.com>
10494 * Makefile.in (OBJS): Add function-tests.o,
10495 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
10496 selftest-run-tests.o.
10497 (OBJS-libcommon): Add selftest.o.
10498 (OBJS-libcommon-target): Add selftest.o.
10499 (all.internal): Add "selftest".
10500 (all.cross): Likewise.
10501 (selftest): New phony target.
10502 (s-selftest): New target.
10503 (selftest-gdb): New phony target.
10504 (COLLECT2_OBJS): Add selftest.o.
10505 * bitmap.c: Include "selftest.h".
10506 (selftest::test_gc_alloc): New function.
10507 (selftest::test_set_range): New function.
10508 (selftest::test_clear_bit_in_middle): New function.
10509 (selftest::test_copying): New function.
10510 (selftest::test_bitmap_single_bit_set_p): New function.
10511 (selftest::bitmap_c_tests): New function.
10512 * common.opt (fself-test): New.
10513 * diagnostic-show-locus.c: Include "selftest.h".
10514 (make_range): New function.
10515 (test_range_contains_point_for_single_point): New function.
10516 (test_range_contains_point_for_single_line): New function.
10517 (test_range_contains_point_for_multiple_lines): New function.
10518 (assert_eq): New function.
10519 (test_get_line_width_without_trailing_whitespace): New function.
10520 (selftest::diagnostic_show_locus_c_tests): New function.
10521 * et-forest.c: Include "selftest.h".
10522 (selftest::test_single_node): New function.
10523 (selftest::test_simple_tree): New function.
10524 (selftest::test_disconnected_nodes): New function.
10525 (selftest::et_forest_c_tests): New function.
10526 * fold-const.c: Include "selftest.h".
10527 (selftest::assert_binop_folds_to_const): New function.
10528 (selftest::assert_binop_folds_to_nonlvalue): New function.
10529 (selftest::test_arithmetic_folding): New function.
10530 (selftest::fold_const_c_tests): New function.
10531 * function-tests.c: New file.
10532 * gimple.c: Include "selftest.h".
10533 Include "gimple-pretty-print.h".
10534 (selftest::verify_gimple_pp): New function.
10535 (selftest::test_assign_single): New function.
10536 (selftest::test_assign_binop): New function.
10537 (selftest::test_nop_stmt): New function.
10538 (selftest::test_return_stmt): New function.
10539 (selftest::test_return_without_value): New function.
10540 (selftest::gimple_c_tests): New function.
10541 * hash-map-tests.c: New file.
10542 * hash-set-tests.c: New file.
10543 * input.c: Include "selftest.h".
10544 (selftest::assert_loceq): New function.
10545 (selftest::test_accessing_ordinary_linemaps): New function.
10546 (selftest::test_unknown_location): New function.
10547 (selftest::test_builtins): New function.
10548 (selftest::test_reading_source_line): New function.
10549 (selftest::input_c_tests): New function.
10550 * rtl-tests.c: New file.
10551 * selftest-run-tests.c: New file.
10552 * selftest.c: New file.
10553 * selftest.h: New file.
10554 * spellcheck.c: Include "selftest.h".
10555 (selftest::levenshtein_distance_unit_test_oneway): New function,
10556 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
10557 (selftest::levenshtein_distance_unit_test): Likewise.
10558 (selftest::spellcheck_c_tests): Likewise.
10559 * toplev.c: Include selftest.h.
10560 (toplev::run_self_tests): New.
10561 (toplev::main): Handle -fself-test.
10562 * toplev.h (toplev::run_self_tests): New.
10563 * tree.c: Include "selftest.h".
10564 (selftest::test_integer_constants): New function.
10565 (selftest::test_identifiers): New function.
10566 (selftest::test_labels): New function.
10567 (selftest::tree_c_tests): New function.
10568 * tree-cfg.c: Include "selftest.h".
10569 (selftest::push_fndecl): New function.
10570 (selftest::test_linear_chain): New function.
10571 (selftest::test_diamond): New function.
10572 (selftest::test_fully_connected): New function.
10573 (selftest::tree_cfg_c_tests): New function.
10574 * vec.c: Include "selftest.h".
10575 (selftest::safe_push_range): New function.
10576 (selftest::test_quick_push): New function.
10577 (selftest::test_safe_push): New function.
10578 (selftest::test_truncate): New function.
10579 (selftest::test_safe_grow_cleared): New function.
10580 (selftest::test_pop): New function.
10581 (selftest::test_safe_insert): New function.
10582 (selftest::test_ordered_remove): New function.
10583 (selftest::test_unordered_remove): New function.
10584 (selftest::test_block_remove): New function.
10585 (selftest::reverse_cmp): New function.
10586 (selftest::test_qsort): New function.
10587 (selftest::vec_c_tests): New function.c.
10588 * wide-int.cc: Include selftest.h and wide-int-print.h.
10589 (selftest::from_int <wide_int>): New function.
10590 (selftest::from_int <offset_int>): New function.
10591 (selftest::from_int <widest_int>): New function.
10592 (selftest::assert_deceq): New function.
10593 (selftest::assert_hexeq): New function.
10594 (selftest::test_printing <VALUE_TYPE>): New function template.
10595 (selftest::test_ops <VALUE_TYPE>): New function template.
10596 (selftest::test_comparisons <VALUE_TYPE>): New function template.
10597 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
10599 (selftest::wide_int_cc_tests): New function.
10601 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10603 PR middle-end/37780
10604 * ifcvt.c (noce_try_ifelse_collapse): New function.
10606 (noce_process_if_block): Call noce_try_ifelse_collapse.
10607 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
10608 (simplify_ternary_operation): Use the above to simplify
10609 conditional CLZ/CTZ expressions.
10611 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10613 PR middle-end/37780
10614 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
10615 define_insn_and_split.
10617 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10619 PR middle-end/37780
10620 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
10622 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
10625 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
10626 Implicitly clobber memory for basic asm with non-empty assembler
10627 string. Use targetm.md_asm_adjust also here.
10628 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
10629 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
10630 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
10631 non-empty assembler string.
10632 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
10633 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
10634 (decode_asm_operands): Handle basic asm in PARALLEL block.
10635 (extract_insn): Handle basic asm in PARALLEL block.
10636 * doc/extend.texi: Mention new behavior of basic asm.
10637 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
10638 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
10639 branch_needs_nop_p): Use asm_noperands.
10641 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
10643 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
10644 Include the M7 SPARC DFA scheduler.
10645 New attribute v3pipe.
10646 Annotate insns with v3pipe where appropriate.
10647 Define cpu_feature vis4.
10648 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
10649 Add (V8QI "8") to vbits.
10650 Add insns {add,sub}v8qi3
10651 Add insns ss{add,sub}v8qi3
10652 Add insns us{add,sub}{v8qi,v4hi}3
10653 Add insns {min,max}{v8qi,v4hi,v2si}3
10654 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
10655 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
10656 * config/sparc/niagara4.md: Add a comment explaining the
10657 discrepancy between the documented latenty numbers and the
10659 * config/sparc/niagara7.md: New file.
10660 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
10661 supports SPARC5 and VIS 4.0 instructions.
10662 * configure: Regenerate.
10663 * config.in: Likewise.
10664 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
10665 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
10666 TARGET_CPU_niagara7.
10667 (ASM_CPU64_DEFAULT_SPEC): Likewise.
10668 (CPP_CPU_SPEC): Handle niagara7.
10669 (ASM_CPU_SPEC): Likewise.
10670 * config/sparc/sparc-opts.h (processor_type): Add
10671 PROCESSOR_NIAGARA7.
10672 (mvis4): New option.
10673 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
10674 (AS_NIAGARA7_FLAG): Define.
10675 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
10676 (CPP_CPU64_DEFAULT_SPEC): Likewise.
10677 (CPP_CPU_SPEC): Handle niagara7.
10678 (ASM_CPU_SPEC): Likewise.
10679 * config/sparc/sparc.c (niagara7_costs): Define.
10680 (sparc_option_override): Handle niagara7 and adjust cache-related
10681 parameters with better values for niagara cpus. Also support VIS4.
10682 (sparc32_initialize_trampoline): Likewise.
10683 (sparc_use_sched_lookahead): Likewise.
10684 (sparc_issue_rate): Likewise.
10685 (sparc_register_move_cost): Likewise.
10686 (dump_target_flag_bits): Support VIS4.
10687 (sparc_vis_init_builtins): Likewise.
10688 (sparc_builtins): Likewise.
10689 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
10691 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
10693 * config/sparc/sparc.opt (sparc_processor_type): New value
10695 * config/sparc/visintrin.h (__attribute__): Prototypes for the
10697 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
10699 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
10702 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
10704 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
10706 2016-06-06 Richard Biener <rguenther@suse.de>
10708 PR tree-optimization/71398
10709 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
10712 2016-06-05 James Bowman <james.bowman@ftdichip.com>
10714 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
10715 ft32_expand_prolog, ft32_expand_epilogue):
10716 Handle pretend_args.
10717 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
10718 * config/ft32/ft32.md: Add pretend_returner.
10720 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
10723 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10724 Copy op1 RTX to avoid invalid sharing.
10725 (ix86_expand_vector_move_misalign): Ditto.
10727 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
10729 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
10732 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
10734 * predict.c (predicted_by_loop_heuristics_p): New function.
10735 (predict_iv_comparison): Use it.
10736 (predict_loops): Walk from innermost loops; do not predict edges
10737 leaving multiple loops multiple times; implement
10738 PRED_LOOP_ITERATIONS_MAX heuristics.
10739 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
10741 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
10743 * cfg.c (check_bb_profile): Do not report mismatched profiles when
10744 only edges out of BB are EH edges.
10746 2016-06-04 Martin Sebor <msebor@redhat.com>
10747 Marcin Baczyński <marbacz@gmail.com>
10750 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
10751 a void expression in a void function.
10753 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
10755 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
10756 aux; dump reasons of decisions.
10757 (should_duplicate_loop_header_p): Likewise.
10758 (do_while_loop_p): Likewise.
10759 (ch_base::copy_headers): Dump asi num insns duplicated.
10761 2016-06-04 Jakub Jelinek <jakub@redhat.com>
10763 PR tree-optimization/71405
10764 * tree-ssa.c (execute_update_addresses_taken): For clobber with
10765 incompatible type, build a new clobber with the right type instead
10766 of building a VIEW_CONVERT_EXPR around it.
10768 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
10770 PR tree-optimization/52171
10771 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
10772 by_pieces_ninsns instead of move_by_pieces_ninsns.
10774 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
10776 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
10777 for reg+reg addressing mode.
10779 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10781 * rs6000-c.c (c/c-tree.h): Add #include.
10782 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
10783 in C++ when found in the base position of vec_ld or vec_st.
10785 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
10787 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
10788 use of profile unless profile status is PROFILE_READ.
10789 * profile.c (compute_branch_probabilities): Set profile status
10790 only after reporting predictor hitrates.
10792 2016-06-03 Joseph Myers <joseph@codesourcery.com>
10796 * common.opt (ffp-int-builtin-inexact): New option.
10797 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
10798 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
10799 (ceil@var{m}2): Document dependence on this option.
10800 * ipa-inline-transform.c (inline_call): Handle
10801 flag_fp_int_builtin_inexact.
10802 * ipa-inline.c (can_inline_edge_p): Likewise.
10803 * config/i386/i386.md (rintxf2): Do not test
10804 flag_unsafe_math_optimizations.
10805 (rint<mode>2_frndint): New define_insn.
10806 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
10807 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
10808 for 387 instead of extending and truncating.
10809 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
10810 !flag_trapping_math instead of flag_unsafe_math_optimizations.
10811 Change to frndint<mode>2_<rounding>.
10812 (frndintxf2_<rounding>_i387): Likewise. Change to
10813 frndint<mode>2_<rounding>_i387.
10814 (<rounding_insn>xf2): Likewise.
10815 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
10816 !flag_trapping_math instead of flag_unsafe_math_optimizations for
10817 x87. Test TARGET_ROUND || !flag_trapping_math ||
10818 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
10819 SSE. Use ROUND_NO_EXC in constant operand of
10820 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
10821 for 387 instead of extending and truncating.
10823 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
10824 Julia Koval <julia.koval@intel.com>
10836 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
10837 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
10838 all registers, except for function return registers if there are
10839 no caller-saved registers.
10840 (ix86_set_func_type): New function.
10841 (ix86_set_current_function): Call ix86_set_func_type to set
10842 no_caller_saved_registers and func_type. Call reinit_regs if
10843 caller-saved registers are changed. Don't allow MPX, SSE, MMX
10844 nor x87 instructions in interrupt handler nor function with
10845 no_caller_saved_registers attribute.
10846 (ix86_function_ok_for_sibcall): Return false if there are no
10847 caller-saved registers.
10848 (type_natural_mode): Don't warn ABI change for MMX in interrupt
10850 (ix86_function_arg_advance): Skip for callee in interrupt handler.
10851 (ix86_function_arg): Return special arguments in interrupt handler.
10852 (ix86_promote_function_mode): Promote pointer to word_mode only
10853 for normal functions.
10854 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
10856 (ix86_epilogue_uses): New function.
10857 (ix86_hard_regno_scratch_ok): Likewise.
10858 (ix86_save_reg): Preserve all registers in interrupt handler
10859 after reload. Preserve all registers, except for function return
10860 registers, if there are no caller-saved registers after reload.
10861 (find_drap_reg): Always use callee-saved register if there are
10862 no caller-saved registers.
10863 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
10864 for interrupt handler.
10865 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
10866 Emit cld instruction if stringops are used in interrupt handler
10867 or interrupt handler isn't a leaf function.
10868 (ix86_expand_epilogue): Generate interrupt return for interrupt
10869 handler and pop the 'ERROR_CODE' off the stack before interrupt
10870 return in exception handler.
10871 (ix86_expand_call): Disallow calling interrupt handler directly.
10872 If there are no caller-saved registers, mark all registers that
10873 are clobbered by the call which returns as clobbered.
10874 (ix86_handle_no_caller_saved_registers_attribute): New function.
10875 (ix86_handle_interrupt_attribute): Likewise.
10876 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
10878 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
10879 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
10880 accumulation in interrupt function if stack may be realigned to
10882 (EPILOGUE_USES): New.
10883 (function_type): New enum.
10884 (machine_function): Add func_type and no_caller_saved_registers.
10885 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
10886 (interrupt_return): New pattern.
10887 * doc/extend.texi: Document x86 interrupt and
10888 no_caller_saved_registers attributes.
10890 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
10892 PR tree-optimization/52171
10893 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
10894 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
10895 Look for constant strings. Move some code to emit_block_cmp_hints
10897 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
10898 * defaults.h (COMPARE_MAX_PIECES): New macro.
10899 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
10900 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
10901 (clear_by_pieces_1): Don't declare. Move definition before use.
10902 (can_do_by_pieces): New static function.
10903 (can_move_by_pieces): Use it. Return bool.
10904 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
10905 OP. All callers changed. Handle COMPARE_BY_PIECES.
10906 (class pieces_addr); New.
10907 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
10908 pieces_addr::adjust, pieces_addr::increment_address,
10909 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
10911 (class op_by_pieces_d): New.
10912 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
10914 (class move_by_pieces_d, class compare_by_pieces_d,
10915 class store_by_pieces_d): New subclasses of op_by_pieces_d.
10916 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
10917 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
10918 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
10919 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
10920 compare_by_pieces_d::finish_mode): New member functions.
10921 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
10923 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
10924 (emit_block_cmp_hints): New function.
10925 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
10926 use the newly defined classes.
10927 * expr.h (by_pieces_constfn): New typedef.
10928 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
10929 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
10930 (move_by_pieces_ninsns): Don't declare.
10931 (can_move_by_pieces): Change return value to bool.
10932 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
10933 (compare_by_pieces_branch_ratio): New hook.
10934 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
10935 (by_pieces_ninsns): Declare.
10936 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
10938 (default_compare_by_pieces_branch_ratio): New function.
10939 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
10940 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
10941 * doc/tm.texi: Regenerate.
10942 * tree-ssa-strlen.c: Include "builtins.h".
10943 (handle_builtin_memcmp): New static function.
10944 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
10945 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
10947 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10949 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
10950 relevant stmts which are simple and invariant.
10951 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
10952 instead of simple and invariant
10954 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10956 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
10957 (vectorizable_reduction): Check for new relevant state.
10958 (vectorizable_live_operation): vectorize live stmts using
10959 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
10960 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
10961 (vect_stmt_relevant_p): Check for stmts which are only used live.
10962 (process_use): Use of a stmt does not inherit it's live value.
10963 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
10964 (vect_analyze_stmt): Check for new relevant state.
10965 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
10966 outside the loop, but not inside it.
10968 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10970 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
10971 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
10972 (vect_get_vec_def_for_operand): Split out code.
10974 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
10976 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
10978 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10980 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
10982 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10984 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
10986 2016-06-03 Jakub Jelinek <jakub@redhat.com>
10988 PR middle-end/71387
10989 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
10990 to noreturn e->callee->decl that has void return type and void
10991 arguments, adjust gimple_call_fntype and remove lhs even if it had
10992 previously addressable type.
10994 2016-06-02 Jeff Law <law@redhat.com>
10996 PR tree-optimization/71328
10997 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
10998 error when checking for a jump back onto the copied path.
11000 2016-06-02 David Malcolm <dmalcolm@redhat.com>
11002 * config/microblaze/microblaze.c (get_branch_target): Add return
11003 NULL_RTX for the non-CALL_P case.
11004 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
11005 (insert_wic): Remove unused local "j".
11007 2016-06-02 Martin Liska <mliska@suse.cz>
11009 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
11011 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
11012 Julia Koval <julia.koval@intel.com>
11014 * function.c (assign_parm_setup_stack): Force source into a
11015 register if needed.
11016 * target.def (function_incoming_arg): Update documentation to
11017 allow arbitrary address computation based on hard register.
11018 * doc/tm.texi: Regenerated.
11020 2016-06-02 Martin Liska <mliska@suse.cz>
11022 * predict.c (combine_predictions_for_bb): Fix first match in
11023 cases where a first predictor contains more than one occurence
11024 in list of predictors. Take the best value in such case.
11026 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11028 PR rtl-optimization/71295
11029 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
11030 offset would go over the size of the inner mode reject it.
11032 2016-06-02 Jakub Jelinek <jakub@redhat.com>
11034 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
11035 x=x,x and v=v,m instead of x=x,m.
11037 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
11038 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
11039 alternative to v=rm,C.
11041 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
11042 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
11043 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
11044 instead of vex for the last two above mentioned alternatives.
11046 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11049 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
11051 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
11053 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
11055 2016-06-01 David Malcolm <dmalcolm@redhat.com>
11057 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
11058 from int to unsigned.
11060 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11062 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
11063 alternatives, eliminating preferred register class. Add support
11064 for the MTVSRDD instruction in ISA 3.0.
11065 (vsx_splat_v4si_internal): Use splat_input_operand instead of
11066 reg_or_indexed_operand.
11067 (vsx_splat_v4sf_internal): Likewise.
11069 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11072 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
11073 for loading up all 0's or all 1's.
11075 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
11077 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
11079 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
11081 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
11083 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
11084 * gcc.c (set_source_date_epoch_envvar): New function, sets
11085 the SOURCE_DATE_EPOCH environment variable to the current time.
11087 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11089 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
11090 the factor for live Phi nodes.
11092 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11094 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
11095 * tree-parloops.c (parallelize_loops): likewise.
11096 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
11097 tree_unswitch_outer_loop): likewise.
11099 2016-06-01 Jakub Jelinek <jakub@redhat.com>
11101 PR middle-end/71371
11102 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
11103 around creation of the temporary.
11105 2016-06-01 Richard Biener <rguenther@suse.de>
11107 PR tree-optimization/71366
11108 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
11109 (unloop_loops): Move removing edges here ...
11110 (try_unroll_loop_completely): ... from here.
11111 (try_peel_loop): ... and here.
11112 (tree_unroll_loops_completely_1): Track parent loops via
11113 bitmap of header BBs.
11114 (tree_unroll_loops_completely): Adjust for that.
11116 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11118 * config/rs6000/altivec.h (vec_slv): New macro.
11119 (vec_srv): New macro.
11120 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
11121 (UNSPEC_VSRV): New value.
11124 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
11125 (vsrv): New builtin definition.
11126 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
11127 define argument types for new builtin.
11128 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
11130 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
11133 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
11134 Jocelyn Mayer <l_indien@magic.fr>
11137 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
11138 detect processor family for signature_CENTAUR_ebx.
11139 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
11140 signature_CENTAUR_ebx.
11141 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
11142 <default>: Pass x86-64 for has_longmode.
11144 2016-06-01 Nathan Sidwell <nathan@acm.org>
11146 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
11149 2016-06-01 Richard Biener <rguenther@suse.de>
11151 PR tree-optimization/71261
11152 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
11153 of stmts successfully put in the bool pattern. Remove
11154 single-use restriction.
11155 (adjust_bool_pattern_cast): Add cast at the use site via the
11156 pattern def sequence.
11157 (adjust_bool_pattern): Remove recursion, maintain a hash-map
11158 of patterned defs. Use the pattern def seqence instead of
11159 multiple independent patterns.
11160 (sort_after_uid): New qsort compare function.
11161 (adjust_bool_stmts): New function to process stmts in the bool
11162 pattern in IL order.
11163 (vect_recog_bool_pattern): Adjust.
11164 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
11165 (ifcvt_walk_pattern_tree): Likewise.
11166 (stmt_is_root_of_bool_pattern): Likewise.
11167 (ifcvt_repair_bool_pattern): Likewise.
11168 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
11170 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11172 * loop-unroll.c (decide_unroll_constant_iterations,
11173 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
11174 likely upper bounds.
11175 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
11177 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
11179 * tree-core.h (enum omp_clause_code): Remove
11180 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
11182 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11184 * config/arm/sync.md (arm_store_exclusive<mode>):
11185 Use 'H' output modifier on operands[2] rather than creating a new
11186 entry in out-of-bounds memory of the operands array.
11187 (arm_store_release_exclusivedi): Likewise.
11189 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11191 * config/arm/arm.c (arm_fusion_enabled_p): New function.
11192 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
11193 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
11194 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11196 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11198 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
11199 into account live statements for mask producers.
11201 2016-06-01 Richard Biener <rguenther@suse.de>
11203 PR tree-optimization/71311
11204 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
11205 restrict to non-INTEGER_CST @0.
11207 2016-06-01 Richard Biener <rguenther@suse.de>
11209 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
11210 (relational patterns): Use :c to avoid pattern duplications.
11212 2016-06-01 Richard Biener <rguenther@suse.de>
11214 * genmatch.c (comparison_code_p): New predicate.
11215 (swap_tree_comparison): New function.
11216 (commutate): Add for_vec parameter to append new for entries.
11217 Support commutating relational operators by swapping it alongside
11219 (lower_commutative): Adjust.
11220 (dt_simplify::gen): Do not pass artificial operators to gen
11222 (decision_tree::gen): Do not add artificial operators as parameters.
11223 (parser::parse_expr): Verify operator commutativity when :c is
11224 applied. Allow :C to override this.
11225 * match.pd: Adjust patterns to use :C instead of :c where required.
11227 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
11229 PR tree-optimization/71077
11230 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
11231 the combining step, use boolean_false_node and boolean_true_node
11232 as the designated false/true return values.
11234 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11236 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
11237 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
11238 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
11241 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11243 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
11244 of flags impliying the register renaming.
11245 * toplev.c (process_options): Do not imply flag_rename_registers with
11248 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11250 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
11251 default implementation.
11253 2016-05-31 Nathan Sidwell <nathan@acm.org>
11255 * dwarf2out.c (cur_line_info_table): Add GTY marker.
11257 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11259 * config/sh/constraints.md (b): Remove constraint.
11260 * config/sh/predicates.md (arith_reg_operand): Remove
11262 * config/sh/sh-modes.def (PDI): Remove.
11263 * config/sh/sh.c (sh_target_reg_class,
11264 sh_optimize_target_register_callee_saved): Remove functions.
11265 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
11266 (sh_expand_epilogue): Update comment.
11267 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
11268 sh_secondary_reload): Remove TARGET_REGS related code.
11269 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
11270 TARGET_REGISTER_P): Remove macros.
11271 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
11272 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
11273 TR1_REG, TR2_REG): Remove constants.
11274 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
11276 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11278 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
11279 define_expand patterns.
11280 (adddi3_compact): Rename to adddi3.
11281 (subdi3_compact): Rename to subdi3.
11282 (*negdi2): Rename to negdi2.
11283 (*abs<mode>2): Rename to abs<mode>2.
11285 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11287 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
11288 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
11289 (atomic_sub_fetchsi): ... this new pattern.
11290 (mvtc): Add CC_REG clobber.
11292 2016-05-31 Marek Polacek <polacek@redhat.com>
11294 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
11296 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11298 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
11299 aarch64_fusion_enabled_p to check for fusion capabilities.
11301 2016-05-31 Richard Biener <rguenther@suse.de>
11303 PR tree-optimization/71352
11304 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
11305 minus one and a negate.
11307 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11309 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
11310 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
11312 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
11313 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
11314 Remove use of aarch64_simd_attr_length_move, set length attribute
11316 (*aarch64_be_movoi): Likewise.
11317 (*aarch64_be_movci): Likewise.
11318 (*aarch64_be_movxi): Likewise.
11320 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11322 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
11323 It no longer does that.
11324 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
11326 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
11328 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
11329 attribute __unused__.
11331 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
11333 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
11334 * config/arm/arm.c (arm_arch_thumb1): Define.
11335 (arm_option_override): Initialize arm_arch_thumb1.
11336 * config/arm/arm.h (arm_arch_thumb1): Declare.
11337 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
11338 support Thumb-1 ISA.
11340 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
11343 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
11344 `Yv' for scalar operand.
11346 2016-05-31 Tom de Vries <tom@codesourcery.com>
11348 PR tree-optimization/69068
11349 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
11350 phis with more than two args.
11352 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
11354 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
11355 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
11358 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
11360 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
11362 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11364 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
11365 cpu_32, cpu_64, tune_32 and tune_64.
11366 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
11368 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
11370 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
11372 2016-05-30 Andi Kleen <ak@linux.intel.com>
11374 * auto-profile.c (read_profile): Replace asserts with errors
11375 when file does not exist.
11376 * gcov-io.c (gcov_read_words): Dito.
11378 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11380 * tree-cfg.c (print_loop): Print likely upper bounds.
11382 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11384 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
11385 * opts.c (default_options): Enable peel loops at -O3.
11386 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
11387 (try_peel_loop): Do not re-peel already peeled loops;
11388 use likely upper bounds; fix profile updating.
11389 (pass_complete_unroll::execute): Initialize peeled_loops.
11391 2016-05-30 Martin Liska <mliska@suse.cz>
11393 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
11394 computed costs by frequency of BB they belong to.
11395 (get_scaled_computation_cost_at): New function.
11397 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
11398 Marc Glisse <marc.glisse@inria.fr>
11400 PR tree-optimization/71289
11401 * match.pd (-1 / B < A, A > -1 / B): New transformations.
11403 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11405 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
11407 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11409 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
11410 for peeled copies; avoid underflow when updating estimates; correctly
11411 scale loop profile.
11413 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11415 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
11416 r236875. Corrected oe3 to oe2 as obvious.
11418 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11420 PR middle-end/71269
11421 PR middle-end/71252
11422 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
11423 that inserted stmt will not dominate stmts that defines its operand.
11424 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
11425 (rewrite_expr_tree_parallel): Likewise.
11427 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11429 PR middle-end/71252
11430 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
11431 all fields including stmt_to_insert are swapped.
11433 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11435 * predict.h (force_edge_cold): Declare.
11436 * predict.c (force_edge_cold): New function.
11437 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
11439 (canonicalize_loop_induction_variables): Fix formating.
11441 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
11443 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
11444 (visium_expand_copysign): Use gen_int_mode directly.
11445 (visium_compute_frame_size): Minor tweaks.
11447 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11449 * tree-vect-loop.c (vect_analyze_loop_2): Use
11450 likely_max_stmt_executions_int.
11452 2016-05-30 Tom de Vries <tom@codesourcery.com>
11454 PR tree-optimization/69067
11455 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
11457 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
11460 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
11461 New peepholes to remove unneeded fild/fistp pairs.
11462 (define_peephole2 atomic_loaddi_fpu): Ditto.
11464 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11466 * predict.c (maybe_hot_frequency_p): Avoid division.
11468 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11470 * doc/install.texi: Use https for shop.fsf.org.
11472 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11474 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
11475 likely_max_stmt_executions_int.
11477 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11479 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
11480 likely_max_stmt_executions_int.
11482 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11484 * profile.c (compute_branch_probabilities): Do not report hitrates
11486 (branch_prob): Report hitrates here.
11487 * predict.c (gimple_predict_edge): Do not assert profile status;
11488 fix formatting issues.
11490 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11492 * predict.c (edge_predicted_by_p): New function.
11493 (predict_paths_for_bb): Do not put multiple predictions of the same type
11496 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11498 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
11501 2016-05-28 Alan Modra <amodra@gmail.com>
11503 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
11505 2016-05-28 Alan Modra <amodra@gmail.com>
11507 PR rtl-optimization/71275
11508 * ira.c (ira): Free dominance info.
11510 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
11512 * doc/sourcebuild.texi: New address for upstream Go repository.
11514 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
11516 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
11517 (TARGET_ARM_V7M): Likewise.
11519 2016-05-26 Jeff Law <law@redhat.com>
11521 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
11522 (thread_across_edge): Remove calls to find_jump_threads_backwards.
11523 * passes.def: Add jump threading passes before DOM/VRP.
11524 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
11525 argument to a basic block from an edge. Remove tests which are
11527 (pass_data_thread_jumps, class pass_thread_jumps): New.
11528 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
11529 (make_pass_thread_jumps): Likewise.
11530 * tree-pass.h (make_pass_thread_jumps): Declare.
11532 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
11534 * config/visium/visium-protos.h (split_double_move): Rename into...
11535 (visium_split_double_move): ...this.
11536 (visium_split_double_add): Declare.
11537 * config/visium/visium.c (split_double_move): Rename into...
11538 (visium_split_double_move): ...this.
11539 (visium_split_double_add): New function.
11540 (visium_expand_copysign): Renumber operands for consistency.
11541 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
11542 (DFmode move splitter): Likewise.
11543 (*addi3_insn): Split by means of visium_split_double_add.
11544 (*adddi3_insn_flags): Delete.
11545 (*plus_plus_sltu<subst_arith>): New insn.
11546 (*subdi3_insn): Split by means of visium_split_double_add.
11547 (subdi3_insn_flags): Delete.
11548 (*minus_minus_sltu<subst_arith>): New insn.
11549 (*negdi2_insn): Split by means of visium_split_double_add.
11550 (*negdi2_insn_flags): Delete.
11552 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
11554 * configure.ac: Treat a --with-headers option without argument
11555 the same as the default (i.e. consult sys-include directory).
11556 * configure: Regenerate.
11558 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11560 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
11561 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
11563 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
11564 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11566 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11569 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
11570 tree-stdarg analysis results.
11571 (aarch64_setup_incoming_varargs): Likewise.
11573 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11575 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
11576 va_list_gpr_counter_field and va_list_fpr_counter_field.
11578 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
11581 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
11582 * config/aarch64/aarch64.c
11583 (aarch64_cannot_change_mode_class): Remove function.
11584 * config/aarch64/aarch64-protos.h
11585 (aarch64_cannot_change_mode_class): Remove.
11587 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11589 * cfgloop.c (record_niter_bound): Record likely upper bounds.
11590 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
11591 get_likely_max_loop_iterations_int): New.
11592 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
11593 any_likely_upper_bound.
11594 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
11596 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
11597 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
11599 (unroll_loop_constant_iterations): Likewise.
11600 (unroll_loop_runtime_iterations): Likewise.
11601 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
11602 * lto-streamer-out.c (output_cfg): Likewise.
11603 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
11605 (canonicalize_loop_induction_variables): Dump likely upper bounds.
11606 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
11607 (likely_max_loop_iterations): New.
11608 (likely_max_loop_iterations_int): New.
11609 (likely_max_stmt_executions): New.
11610 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
11611 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
11612 likely_max_stmt_executions): Declare.
11614 2016-05-27 Marek Polacek <polacek@redhat.com>
11616 PR middle-end/71308
11617 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
11619 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11621 * config/s390/s390.md (2x risbg splitters): Use
11622 reg_overlap_mentioned_p instead of rtx_equal_p.
11624 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
11626 * combine.c (make_compound_operation): Take known zero bits into
11627 account when checking for possible zero_extend.
11629 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11631 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
11632 Use const_int_operand for operand 2 predicate. Simplify expand code
11635 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
11637 PR middle-end/71279
11638 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
11641 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11643 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
11644 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
11645 that returns CC_SESWPmode and CC_ZESWPmode.
11646 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
11648 (aarch64_rtx_costs): Likewise.
11650 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11652 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
11653 for ISA 3.0 min/max support.
11654 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
11655 conditional move support.
11656 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
11657 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
11659 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
11660 conditional moves where the comparison type is different from move
11662 (fp_minmax): New code iterator for smin/smax.
11663 (minmax): New code attributes for min/max.
11664 (SMINMAX): Likewise.
11665 (smax<mode>3): Combine min, max insns into one insn using the
11666 fp_minmax code iterator. Add support for ISA 3.0 min/max
11667 instructions that don't need -ffast-math.
11668 (s<minmax><mode>3): Likewise.
11669 (smax<mode>3_vsx): Likewise.
11670 (smin<mode>3): Likewise.
11671 (s<minmax><mode>3_vsx): Likewise.
11672 (smin<mode>3_vsx): Likewise.
11673 (pre-VSX min/max splitters): Likewise.
11674 (s<minmax><mode>3_fpr): Likewise.
11675 (movsfcc): Rewrite floating point conditional moves to combine
11676 SFmode/DFmode into a single insn.
11677 (mov<mode>cc): Likewise.
11678 (movdfcc): Likewise.
11679 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
11680 SFDF2 iterators to handle all combinations.
11681 (fseldfsf4): Likewise.
11682 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
11683 (fseldfdf4): Likewise.
11684 (fselsfdf4): Likewise.
11685 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
11686 comparison instructions that set a 0/-1 mask, and use it for
11687 floating point conditional move via XXSEL.
11688 (fpmask<mode>): Likewise.
11689 (xxsel<mode>): Likewise.
11690 * config/rs6000/predicates.md (min_max_operator): Delete, no
11692 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
11693 instructions that generate a 0/-1 mask for use with XXSEL.
11694 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
11695 say whether floating point min/max is available, either through
11696 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
11697 (TARGET_MINMAX_DF): Likewise.
11699 2016-05-27 Alan Modra <amodra@gmail.com>
11701 PR rtl-optimization/71275
11702 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
11703 for update_equiv_regs and combine_and_move_insns.
11705 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
11707 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
11708 if_then_else or cond RTXes to calculate attribute value.
11709 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
11710 <attr "length_immediate>: Ditto.
11711 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
11712 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
11713 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
11714 <attr "type">: Ditto.
11715 <attr "prefix_data16">: Ditto.
11716 <attr "prefix_extra">: Ditto.
11717 <attr "length_immediate">: Ditto.
11718 <attr "prefix">: Ditto.
11719 (vec_set<mode>_0) <attr "isa">: Ditto.
11720 <attr "prefix_extra">: Ditto.
11721 <attr "length_immediate">: Ditto.
11722 <attr "prefix">: Ditto.
11723 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
11724 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
11725 (sse2_storelpd) <attr "prefix_data16">: Ditto.
11726 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
11727 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
11728 <attr "length_immediate">: Ditto.
11729 <attr "prefix">: Ditto.
11730 (sse2_movsd) <attr "length_immediate">: Ditto.
11731 <attr "prefix">: Ditto.
11732 (vec_concatv2df) <attr "isa">: Ditto.
11733 <attr "prefix">: Ditto.
11734 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
11735 (*vec_extractv2di_1) <attr "isa">: Ditto.
11736 <attr "type">: Ditto.
11737 <attr "length_immediate">: Ditto.
11738 <attr "prefix_rex">: Ditto.
11739 <attr "prefix_extra">: Ditto.
11740 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
11741 <attr "prefix_extra">: Ditto.
11742 <attr "length_immediate">: Ditto.
11743 (vec_concatv2di) <attr "isa">: Ditto.
11744 <attr "prefix_extra">: Ditto.
11745 <attr "length_immediate">: Ditto.
11746 <attr "prefix">: Ditto.
11748 2016-05-26 Martin Liska <mliska@suse.cz>
11750 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
11752 (operator+): Likewise.
11753 (operator-): Likewise.
11754 (comp_cost::operator+=): Likewise.
11755 (comp_cost::operator-=): Likewise.
11756 (comp_cost::operator/=): Likewise.
11757 (comp_cost::operator*=): Likewise.
11758 (operator<): Likewise.
11759 (operator==): Likewise.
11760 (operator<=): Likewise.
11761 (new_cost): Remove.
11762 (infinite_cost_p): Likewise.
11763 (add_costs): Likewise.
11764 (sub_costs): Likewise.
11765 (compare_costs): Likewise.
11766 (set_group_iv_cost): Use the newly introduced functions.
11767 (get_address_cost): Likewise.
11768 (get_shiftadd_cost): Likewise.
11769 (force_expr_to_var_cost): Likewise.
11770 (split_address_cost): Likewise.
11771 (ptr_difference_cost): Likewise.
11772 (difference_cost): Likewise.
11773 (get_computation_cost_at): Likewise.
11774 (determine_group_iv_cost_generic): Likewise.
11775 (determine_group_iv_cost_address): Likewise.
11776 (determine_group_iv_cost_cond): Likewise.
11777 (autoinc_possible_for_pair): Likewise.
11778 (determine_group_iv_costs): Likewise.
11779 (cheaper_cost_pair): Likewise.
11780 (iv_ca_recount_cost): Likewise.
11781 (iv_ca_set_no_cp): Likewise.
11782 (iv_ca_set_cp): Likewise.
11783 (iv_ca_cost): Likewise.
11784 (iv_ca_new): Likewise.
11785 (iv_ca_dump): Likewise.
11786 (iv_ca_narrow): Likewise.
11787 (iv_ca_prune): Likewise.
11788 (iv_ca_replace): Likewise.
11789 (try_add_cand_for): Likewise.
11790 (try_improve_iv_set): Likewise.
11791 (find_optimal_iv_set): Likewise.
11793 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
11795 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
11796 that internal functions will clobber all caller-saved registers.
11798 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
11800 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
11801 Return a better case_values_threshold when optimizing.
11803 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
11805 * config/aarch64/aarch64-simd.md (aarch64_combinez):
11806 Add ? to integer variant.
11807 (aarch64_combinez_be): Likewise.
11809 2016-05-26 Jakub Jelinek <jakub@redhat.com>
11811 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
11812 instead of x constraint.
11813 (vcvtps2ph256<mask_name>): Likewise.
11815 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
11816 alternative. Formatting fix.
11818 * config/i386/sse.md
11819 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
11821 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
11822 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
11823 maybe_evex prefix instead of vex.
11824 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
11825 EXT_REX_SSE_REG_P (op0) case in the splitter.
11827 2016-05-25 Jeff Law <law@redhat.com>
11829 PR tree-optimization/71272
11830 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
11831 Update comments. Add test for empty path.
11833 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
11835 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
11836 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
11837 special case builtin.
11838 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11839 code for ALTIVEC_BUILTIN_VEC_CMPNE.
11840 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11841 for __builtin_vec_cmpne.
11843 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
11845 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
11846 redundant test and bail out if the type of the new operand is not
11847 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
11849 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
11851 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
11852 (x_ix86_target_flags_explicit): Remove.
11853 * config/i386/i386.c (ix86_function_specific_save): Do not copy
11854 x_ix86_target_flags_explicit.
11855 (ix86_function_specific_restore): Ditto.
11857 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
11858 H.J. Lu <hongjiu.lu@intel.com>
11861 * common/config/i386/i386-common.c
11862 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
11863 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
11864 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
11865 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
11866 (-mgeneral-regs-only): Add new option.
11867 * config/i386/i386.c (ix86_option_override_internal): Don't enable
11868 x87 instructions if only general registers are allowed.
11869 (ix86_target_string): Add ix86_flags argument. Handle additional
11870 flags options through ix86_flags argument. Update all callers.
11871 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
11873 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11875 PR rtl-optimization/66940
11876 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
11877 decrementing desired_val will not overflow before performing these
11880 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
11882 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
11883 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
11884 * config/i386/i386.c (enum ix86_builtins): Add
11885 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
11886 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
11887 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
11888 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
11889 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
11890 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
11891 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
11892 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
11893 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
11894 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
11895 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
11896 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
11897 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
11898 __builtin_ia32_cvtps2dq512_mask.
11899 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
11900 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
11901 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
11902 * config/i386/sse.md
11903 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
11905 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
11906 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
11908 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
11909 (avx512f_vec_pack_sfix_v8df): New define_expand.
11910 (avx512f_roundpd512): Rename to ...
11911 (avx512f_round<castmode>512): ... this. Change iterator.
11912 (avx512f_roundps512_sfix): New define_expand.
11913 (round<mode>2_sfix): Change iterator.
11915 2016-05-25 Nick Clifton <nickc@redhat.com>
11917 * config/msp430/msp430.c (msp430_attr): Produce an error if a
11918 static interrupt handler is detected.
11919 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
11920 default linker script.
11921 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
11922 the low part of a symbolic pointer.
11924 2016-05-25 Richard Biener <rguenther@suse.de>
11926 PR tree-optimization/71261
11927 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
11928 interesting stmt instead of immediate uses when looking
11929 for the use operand to replace.
11931 2016-05-25 Martin Liska <mliska@suse.cz>
11933 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
11935 2016-05-25 Richard Biener <rguenther@suse.de>
11937 PR tree-optimization/71264
11938 * tree-vect-stmts.c (vect_init_vector): Properly deal with
11941 2016-05-25 Martin Liska <mliska@suse.cz>
11943 PR tree-optimization/71239
11944 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
11945 if DECL_SIZE is NULL.
11947 2016-05-25 Richard Biener <rguenther@suse.de>
11949 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
11950 * tree-if-conv.c (pass_data_if_conversion): Use it.
11952 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11954 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
11955 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
11956 * varpool.c (varpool_node::get_availability): Likewise.
11958 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11960 * config/rs6000/altivec.md (VNEG iterator): New iterator for
11961 VNEGW/VNEGD instructions.
11962 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
11963 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
11964 support for ISA 3.0 VNEGW/VNEGD instructions.
11966 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
11968 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
11969 pointers inside OACC_DATA regions.
11970 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
11971 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
11972 (gimplify_adjust_omp_clauses): Fix typo in comment.
11974 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11976 * config/rs6000/altivec.md (VParity): New mode iterator for vector
11977 parity built-in functions.
11978 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
11980 (p9v_parity<mode>2): Likewise.
11981 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
11983 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
11984 (parity<mode>2): ISA 3.0 expander for vector parity.
11985 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
11987 (BU_P9_64BIT_MISC_0): Likewise.
11988 (BU_P9_MISC_0): Likewise.
11989 (BU_P9V_AV_1): Likewise.
11990 (BU_P9V_AV_2): Likewise.
11991 (BU_P9V_AV_3): Likewise.
11992 (BU_P9V_AV_P): Likewise.
11993 (BU_P9V_VSX_1): Likewise.
11994 (BU_P9V_OVERLOAD_1): Likewise.
11995 (BU_P9V_OVERLOAD_2): Likewise.
11996 (BU_P9V_OVERLOAD_3): Likewise.
11997 (VCTZB): Add vector count trailing zeros support.
12001 (VPRTYBD): Add vector parity support.
12002 (VPRTYBQ): Likewise.
12003 (VPRTYBW): Likewise.
12004 (VCTZ): Add overloaded vector count trailing zeros support.
12005 (VPRTYB): Add overloaded vector parity support.
12006 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12007 overloaded vector count trailing zeros and parity instructions.
12008 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
12009 vector parity support.
12010 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
12011 trailing zeros support.
12012 (vec_cntlz): Likewise.
12013 (vec_vctzb): Likewise.
12014 (vec_vctzd): Likewise.
12015 (vec_vctzh): Likewise.
12016 (vec_vctzw): Likewise.
12017 (vec_vprtyb): Add ISA 3.0 vector parity support.
12018 (vec_vprtybd): Likewise.
12019 (vec_vprtybw): Likewise.
12020 (vec_vprtybq): Likewise.
12021 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12022 the ISA 3.0 vector count trailing zeros and vector parity built-in
12025 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12027 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
12028 when there is stmt_to_insert.
12030 2016-05-24 Martin Sebor <msebor@redhat.com>
12033 * tree.h (complete_or_array_type_p): New inline function.
12035 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12037 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
12038 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
12039 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
12041 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
12042 Limit 1st alternative to noavx isa, split 2nd alternative into one
12043 noavx and one avx alternative, use *x and Bm in the former and
12044 x and m in the latter.
12046 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
12047 of sse4 for the first alternative, drop %v from the template
12048 and d operand modifier. Split second alternative into one sse4_noavx
12049 and one avx alternative, use *x instead of *v in the former and v
12050 instead of *v in the latter.
12051 (*sse4_1_extractps): Use noavx isa instead of * for the first
12052 alternative, drop %v from the template. Split second alternative into
12053 one noavx and one avx alternative, use *x instead of *v in the
12054 former and v instead of *v in the latter.
12055 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
12056 with noavx and the last one with avx.
12057 (sse4_1_phminposuw): Guard first alternative with noavx isa,
12058 split the second one into one noavx and one avx alternative,
12059 use *x and Bm in the former and x and m in the latter one.
12060 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
12063 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
12064 first two alternatives to noavx, use *x instead of *v in the second
12065 one, add avx alternative without *.
12066 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
12067 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
12068 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
12070 2016-05-24 Jeff Law <law@redhat.com>
12072 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
12073 New function, extracted from...
12074 (fsm_find_control_statement_thread_paths): Here. Use the new function.
12075 Allow simple copies and constant initializations in the SSA chain.
12077 2016-05-24 Marek Polacek <polacek@redhat.com>
12080 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
12083 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12086 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
12087 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
12088 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
12089 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
12090 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
12092 2016-05-24 Richard Biener <rguenther@suse.de>
12094 PR tree-optimization/71240
12095 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
12098 2016-05-24 Richard Biener <rguenther@suse.de>
12100 PR tree-optimization/71230
12101 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
12103 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12105 * tree-vectorizer.h (vectorizable_comparison): Delete.
12106 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
12107 PURE_SLP_STMT check.
12108 * tree-vect-stmts.c (vectorizable_call): Likewise.
12109 (vectorizable_simd_clone_call): Likewise.
12110 (vectorizable_conversion): Likewise.
12111 (vectorizable_assignment): Likewise.
12112 (vectorizable_shift): Likewise.
12113 (vectorizable_operation): Likewise.
12114 (vectorizable_load): Likewise.
12115 (vectorizable_condition): Likewise.
12116 (vectorizable_store): Likewise. Assert that we don't have
12118 (vectorizable_comparison): Make static. Remove redundant
12119 PURE_SLP_STMT check.
12120 (vect_transform_stmt): Assert that we always have an slp_node
12123 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12125 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
12126 operands[2] against 1 with comparison against CONST1_RTX.
12127 (<shift>di3_neon): Likewise.
12128 * config/arm/predicates.md (const0_operand): Replace with comparison
12129 against CONST0_RTX.
12131 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12133 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
12134 operands[2] against 1 with comparison against CONST1_RTX.
12135 (ashrdi3): Likewise.
12136 (lshrdi3): Likewise.
12137 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
12139 (ashrsi3): Likewise.
12140 (lshrsi3): Likewise.
12141 (rotrsi3): Likewise.
12142 (define_split above *compareqi_eq0): Likewise.
12143 (define_split above "prologue"): Likewise.
12144 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
12145 * config/arm/predicates.md (shift_operator): Likewise.
12146 (shift_nomul_operator): Likewise.
12147 (sat_shift_operator): Likewise.
12148 (thumb1_cmp_operand): Likewise.
12149 (const_neon_scalar_shift_amount_operand): Replace manual range
12150 check with IN_RANGE.
12151 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
12152 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
12154 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12156 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
12157 with HOST_WIDE_INT_1.
12159 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
12160 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
12161 (arm_canonicalize_comparison): Likewise.
12162 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
12164 (thumb1_size_rtx_costs): Likewise.
12165 (vfp_const_double_index): Replace cast of 1 to unsigned
12166 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12167 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
12169 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
12170 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12171 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
12172 HOST_WIDE_INT with HOST_WIDE_INT_1.
12174 2016-05-24 Marek Polacek <polacek@redhat.com>
12176 * tree-cfg.h (should_remove_lhs_p): New predicate.
12177 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
12178 * gimplify.c (gimplify_modify_expr): Likewise.
12179 * tree-cfg.c (verify_gimple_call): Likewise.
12180 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
12181 * gimple-fold.c: Include "tree-cfg.h".
12182 (gimple_fold_call): Use should_remove_lhs_p.
12184 2016-05-24 Richard Biener <rguenther@suse.de>
12186 PR tree-optimization/71253
12187 * cfganal.h (control_dependences): Make robust against edge
12189 (control_dependences::control_dependences): Remove edge_list argument.
12190 (control_dependences::get_edge): Remove.
12191 (control_dependences::get_edge_src): Add.
12192 (control_dependences::get_edge_dest): Likewise.
12193 (control_dependences::m_el): Make a vector of edge src/dest index.
12194 * cfganal.c (control_dependences::find_control_dependence): Adjust.
12195 (control_dependences::control_dependences): Likewise.
12196 (control_dependences::~control_dependence): Likewise.
12197 (control_dependences::get_edge): Remove.
12198 (control_dependences::get_edge_src): Add.
12199 (control_dependences::get_edge_dest): Likewise.
12200 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
12202 (perform_tree_ssa_dce): Adjust.
12203 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
12205 (pass_loop_distribution::execute): Adjust. Do loop destroying
12206 conditional on changed.
12208 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12211 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
12212 return. Reindent transformation comment and mention the ARM state
12215 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12217 PR middle-end/71252
12218 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
12219 after build_and_add_sum creates new use stmt.
12221 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12223 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
12224 load_lanes/grouped_load classification comes first. Don't check
12225 whether the vectorization factor is a multiple of the group size
12228 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12230 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
12231 GROUP_GAP for single-element interleaving.
12232 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
12235 2016-05-24 Richard Biener <rguenther@suse.de>
12237 PR middle-end/70434
12239 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
12240 bases which are accessed with non-invariant indices.
12241 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
12242 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
12244 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12246 PR middle-end/71170
12247 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
12248 (add_to_ops_vec): Add stmt_to_insert.
12249 (add_repeat_to_ops_vec): Init stmt_to_insert.
12250 (insert_stmt_before_use): New.
12251 (transform_add_to_multiply): Remove mult_stmt insertion and add it
12253 (get_ops): Init stmt_to_insert.
12254 (maybe_optimize_range_tests): Likewise.
12255 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
12256 (rewrite_expr_tree_parallel): Likewise.
12257 (reassociate_bb): Likewise.
12259 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12262 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
12263 ISA 3.0 xxperm fusion alternative.
12264 (altivec_vperm_v8hiv16qi): Likewise.
12265 (altivec_vperm_<mode>_uns_internal): Likewise.
12266 (vperm_v8hiv4si): Likewise.
12267 (vperm_v16qiv8hi): Likewise.
12269 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12270 Kelvin Nilsen <kelvin@gcc.gnu.org>
12272 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
12273 vpermr/xxpermr on ISA 3.0.
12274 (altivec_expand_vec_perm_le): Likewise.
12275 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
12276 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
12279 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
12281 * config/i386/i386.h (IS_STACK_MODE): Enable for
12282 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
12283 SSE_FLOAT_MODE_P macros.
12284 * config/i386/i386.c (ix86_preferred_reload_class): Use
12285 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
12286 Cleanup regclass processing for CONST_DOUBLE_P.
12287 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
12288 (ix86_rtx_costs): Remove redundant TARGET_80387 check
12289 with IS_STACK_MODE macro.
12290 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
12292 (*movdf_internal): Use IS_STACK_MODE macro.
12293 (*movsf_internal): Ditto.
12295 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
12297 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
12298 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
12300 2016-05-23 Jeff Law <law@redhat.com>
12302 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
12304 (fsm_find_control_statement_thread_paths): Call it.
12306 2016-05-23 Martin Jambor <mjambor@suse.cz>
12309 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
12310 from_global_constant if t is not NULL.
12312 2016-05-23 Marek Polacek <polacek@redhat.com>
12315 * common.opt (Wswitch-unreachable): New option.
12316 * doc/invoke.texi: Document -Wswitch-unreachable.
12317 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
12320 2016-05-23 Bin Cheng <bin.cheng@arm.com>
12322 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
12323 TMR_INDEX is non-NULL.
12325 2016-05-23 Richard Biener <rguenther@suse.de>
12327 PR tree-optimization/71230
12328 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
12329 (try_special_add_to_ops): ... here. Always test for single-use.
12331 2016-05-23 Martin Jambor <mjambor@suse.cz>
12333 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
12334 default block if a PHI node in the original one would be resized.
12336 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12338 PR tree-optimization/58135
12339 * tree-vect-slp.c: When group size is not multiple
12340 of vector size, allow splitting of store group at
12343 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
12345 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
12347 2016-05-22 Jakub Jelinek <jakub@redhat.com>
12349 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12350 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
12351 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
12354 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
12355 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
12356 v constraint instead of x and vinserti32x4 insn.
12358 * config/i386/sse.md (i128vldq): New mode iterator.
12359 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
12360 avx512dq and avx512vl alternatives.
12362 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
12363 constraint, use maybe_evex prefix instead of vex.
12364 (vec_dupv4sf): Use v constraint instead of x for output
12365 operand except for noavx alternative, use Yv constraint
12366 instead of x for input. Use maybe_evex prefix instead of vex.
12367 (*vec_dupv4si): Likewise.
12368 (*vec_dupv2di): Likewise.
12370 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12372 PR middle-end/40921
12373 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
12374 (linearize_expr_tree): Call try_special_add_to_ops.
12375 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
12377 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12379 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
12380 to computed stack_usage.
12382 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12385 * config/avr/avr.md (define_expand "mov<mode>"): If the source
12386 operand is subreg (symbol_ref) then move the symbol ref to register.
12388 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
12390 * tree.c (array_at_struct_end_p): Look through MEM_REF.
12392 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12394 PR middle-end/71179
12395 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
12398 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
12400 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
12401 ranges by calling get_single_symbol and tidy up. Look more closely
12402 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
12404 2016-05-20 Jeff Law <law@redhat.com>
12406 * bitmap.c (bitmap_find_bit): Remove useless test.
12408 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
12410 * function.c (thread_prologue_and_epilogue_insns): Commit the
12411 insertion of the epilogue.
12413 2016-05-20 Martin Jambor <mjambor@suse.cz>
12415 PR tree-optimization/70884
12416 * tree-sra.c (initialize_constant_pool_replacements): Do not check
12417 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
12418 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
12419 of constant pool data as a reason for scalarization.
12421 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
12423 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
12424 for naked functions.
12425 (thumb1_expand_prologue): Likewise.
12427 2016-05-20 Nathan Sidwell <nathan@acm.org>
12429 * config/nvptx/nptx.c (nvptx_option_override): Only set
12430 flag_toplevel_reorder, if not explicitly specified. Set
12431 flag_no_common, unless explicitly specified.
12433 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12435 * calls.c (can_implement_as_sibling_call_p): Mark param
12436 reg_parm_stack_space with ATTRIBUTE_UNUSED.
12438 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
12440 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
12441 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
12442 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
12444 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
12445 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
12446 and CASE_CONST_ANY.
12448 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
12450 * config/nvptx/nvptx.md (sincossf3): New pattern.
12452 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12454 * calls.c (maybe_complain_about_tail_call): New function.
12455 (initialize_argument_information): Call
12456 maybe_complain_about_tail_call when clearing *may_tailcall.
12457 (can_implement_as_sibling_call_p): Call
12458 maybe_complain_about_tail_call when returning false.
12459 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
12460 ensure try_tail_call is set. Call maybe_complain_about_tail_call
12461 if tail-call optimization fails.
12462 * cfgexpand.c (expand_call_stmt): Initialize
12463 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
12464 * gimple-pretty-print.c (dump_gimple_call): Dump
12465 gimple_call_must_tail_p.
12466 * gimple.c (gimple_build_call_from_tree): Call
12467 gimple_call_set_must_tail with the value of
12468 CALL_EXPR_MUST_TAIL_CALL.
12469 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
12470 (gimple_call_set_must_tail): New function.
12471 (gimple_call_must_tail_p): New function.
12472 * print-tree.c (print_node): Update printing of TREE_STATIC
12473 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
12474 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
12475 trailing comment listing applicable flags.
12476 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
12478 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12480 * calls.c (expand_call): Move "Rest of purposes for tail call
12481 optimizations to fail" to...
12482 (can_implement_as_sibling_call_p): ...this new function, and
12483 split into multiple "if" statements.
12485 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12487 * cfgloop.h (expected_loop_iterations_unbounded,
12488 expected_loop_iterations): Unconstify.
12489 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
12490 profile with known upper bound; return 3 when profile is absent.
12491 (expected_loop_iterations): Update.
12493 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12495 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
12496 and get_max_loop_iterations_int.
12498 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12500 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
12501 realistic upper bounds here.
12503 2016-05-20 Jakub Jelinek <jakub@redhat.com>
12506 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
12507 calls if the LHS is variable length or has addressable type.
12508 If targets[0]->decl is a noreturn call with void return type and
12509 zero arguments, adjust fntype and remove lhs in that case.
12511 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
12513 PR tree-optimization/71079
12514 PR tree-optimization/71206
12515 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
12517 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12519 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
12520 (get_vec_alignment_for_array_decl): Likewise.
12521 (get_vec_alignment_for_record_decl): Likewise.
12522 (increase_alignment::execute): Move code to find alignment to
12523 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
12524 (type_align_map): New hash_map.
12526 2016-05-20 Richard Guenther <rguenther@suse.de>
12528 PR tree-optimization/29756
12529 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
12530 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
12531 * fold-const.c (operand_equal_p): Likewise.
12532 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
12533 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
12534 * tree-inline.c (estimate_operator_cost): Likewise.
12535 * tree-pretty-print.c (dump_generic_node): Likewise.
12536 * tree-ssa-operands.c (get_expr_operands): Likewise.
12537 * cfgexpand.c (expand_debug_expr): Likewise.
12538 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
12539 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
12540 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
12541 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
12542 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
12543 (execute_update_addresses_taken): Do it.
12545 2016-05-20 Richard Biener <rguenther@suse.de>
12547 PR tree-optimization/71185
12548 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
12549 register operations.
12551 2016-05-20 Richard Biener <rguenther@suse.de>
12553 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
12554 gimple_seq_add_seq_without_update.
12555 (release_bb_predicate): Assert we have no operands to free.
12556 (if_convertible_loop_p_1): Calculate post dominators later.
12557 Do not free BB predicates here.
12558 (combine_blocks): Do not recompute BB predicates.
12559 (version_loop_for_if_conversion): Save BB predicates around
12562 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12564 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
12565 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
12566 code. Ignore sibcalls on EDGE_IGNORE edges.
12567 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
12568 on edges for sibcalls that run without prologue. The rest of the
12569 function is combined from...
12570 (fix_fake_fallthrough_edge): ... this, and ...
12571 (try_shrink_wrapping): ... a part of this. Remove the bb_with
12572 function argument, make it a local variable.
12574 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
12576 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
12577 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
12578 for 32-bit mode and SEH for 64-bit.
12579 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
12580 TARGET_64BIT_DEFAULT.
12582 2016-05-19 Ryan Burn <contact@rnburn.com>
12584 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
12585 * gengtype.c (open_base_files): Add cilk.h to ifiles.
12587 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
12589 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
12590 force pending loads from memory.
12592 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
12594 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
12595 (UNSPEC_DARN_32): New unspec constant.
12596 (UNSPEC_DARN_RAW): New unspec constant.
12597 (darn_32): New instruction.
12598 (darn_raw): New instruction.
12599 (darn): New instruction.
12600 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
12601 support and documentation for this macro.
12602 (BU_P9_MISC_1): New macro definition.
12603 (BU_P9_64BIT_MISC_0): New macro definition.
12604 (BU_P9_MISC_0): New macro definition.
12605 (darn_32): New builtin definition.
12606 (darn_raw): New builtin definition.
12607 (darn): New builtin definition.
12608 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
12609 RS6000_BUILTIN_0 directives to surround each occurrence of
12610 #include "rs6000-builtin.def".
12611 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
12612 RS6000_BTM_64BIT flags to the returned mask, depending on
12614 (def_builtin): Correct an error in the assignments made to the
12615 debugging variable attr_string.
12616 (rs6000_expand_builtin): Add support for no-operand built-in
12618 (builtin_function_type): Remove fatal_error assertion that is no
12620 (rs6000_common_init_builtins): Add support for no-operand built-in
12622 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
12624 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
12626 (RS6000_BTM_64BIT): New macro definition.
12627 * doc/extend.texi: Document __builtin_darn (void),
12628 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
12631 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
12633 * tree-vect-loop.c (vect_analyze_loop_2): Use also
12634 max_loop_iterations_int.
12636 2016-05-19 Marek Polacek <polacek@redhat.com>
12638 PR tree-optimization/71031
12639 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
12640 condition and adjust the code a bit.
12642 2016-05-19 Martin Liska <mliska@suse.cz>
12644 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
12645 auto_vec instead of vec.
12647 2016-05-19 Martin Liska <mliska@suse.cz>
12649 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
12651 2016-05-19 Martin Liska <mliska@suse.cz>
12653 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
12655 2016-05-19 Martin Liska <mliska@suse.cz>
12657 * ipa-pure-const.c (set_function_state): Remove an existing
12659 (remove_node_data): Do not free it as it's released
12660 in set_function_state.
12662 2016-05-19 Martin Liska <mliska@suse.cz>
12664 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
12667 2016-05-19 Martin Liska <mliska@suse.cz>
12669 * omp-simd-clone.c (simd_clone_adjust): Release vector.
12671 2016-05-19 Martin Liska <mliska@suse.cz>
12673 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
12674 an auto_vec instead of re-creating it.
12676 2016-05-19 Martin Liska <mliska@suse.cz>
12678 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
12679 auto_vec instead of vec.
12681 2016-05-19 Martin Liska <mliska@suse.cz>
12683 * lto-section-in.c (lto_get_section_data): Call
12684 lto_check_version with additional argument.
12685 * lto-streamer.c (lto_check_version): Add new argument.
12686 * lto-streamer.h (lto_check_version): Likewise.
12688 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12690 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
12691 Don't add cost of inner memory when handling sign-extended loads.
12693 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
12695 PR rtl-optimization/71148
12696 * cse.c (cse_main): Free dominance info.
12697 (rest_of_handle_cse): Don't free dominance info.
12698 (rest_of_handle_cse2): Likewise.
12699 (rest_of_handle_cse_after_global_opts): Likewise.
12701 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12704 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
12705 NULL_TREE early if NEON is not available. Remove now redundant check
12706 in ARM_CHECK_BUILTIN_MODE.
12708 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
12711 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
12712 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
12713 * doc/cpp.texi: Document new macros.
12715 2016-05-19 Bin Cheng <bin.cheng@arm.com>
12717 PR tree-optimization/69848
12718 * tree-vect-loop.c (vectorizable_reduction): Don't factor
12719 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
12721 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12723 * function.c (thread_prologue_and_epilogue_insn): Move the
12724 "goto epilogue_done" one block later.
12726 2016-05-19 Richard Biener <rguenther@suse.de>
12728 PR tree-optimization/70729
12729 * passes.def: Move LIM pass before PRE. Remove no longer
12730 required copyprop and move first DCE out of the loop pipeline.
12732 2016-05-18 David Malcolm <dmalcolm@redhat.com>
12735 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
12736 (OBJS-libcommon-target): ...here.
12737 * opts-common.c: Include spellcheck.h.
12738 (cmdline_handle_error): Build a vec of valid options and use it
12739 to suggest provide hints for misspelled arguments.
12741 2016-05-18 Jakub Jelinek <jakub@redhat.com>
12744 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
12745 lhs if it has TREE_ADDRESSABLE type.
12747 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
12750 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
12751 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
12753 2016-05-18 Martin Jambor <mjambor@suse.cz>
12756 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
12757 input for NOP_EXPR pass-through functions.
12758 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
12759 aggregate global constant VAR_DECLs in constant jump functions.
12761 2016-05-18 Martin Jambor <mjambor@suse.cz>
12764 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
12765 from TREE_READONLY parameters.
12767 2016-05-18 Martin Jambor <mjambor@suse.cz>
12770 * cgraph.h (cgraph_indirect_call_info): New field
12771 guaranteed_unmodified.
12772 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
12773 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
12775 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
12776 pass the parameter value to ipa_find_agg_cst_for_param.
12777 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
12778 guaranteed_unmodified, store AA results there instead of bailing out
12780 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
12781 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
12782 (find_constructor_constant_at_offset): New function.
12783 (ipa_find_agg_cst_from_init): Likewise.
12784 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
12785 static initializers of contants, report back through a new paameter
12786 from_global_constant if that was the case.
12787 (try_make_edge_direct_simple_call): Also pass parameter value to
12788 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
12790 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
12791 (ipa_read_indirect_edge_info): Likewise.
12792 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
12793 (ipa_load_from_parm_agg): Likewise.
12795 2016-05-18 Jiong Wang <jiong.wang@arm.com>
12797 PR rtl-optimization/71150
12798 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
12801 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12804 * config/rs6000/constraints.md (wE constraint): New constraint
12805 for a vector constant that can be loaded with XXSPLTIB.
12806 (wM constraint): New constraint for a vector constant of a 1's.
12807 (wS constraint): New constraint for a vector constant that can be
12808 loaded with XXSPLTIB and a vector sign extend instruction.
12809 * config/rs6000/predicates.md (xxspltib_constant_split): New
12810 predicates for wE/wS constraints.
12811 (xxspltib_constant_nosplit): Likewise.
12812 (easy_vector_constant): Add support for constants that can be
12813 loaded via XXSPLTIB.
12814 (all_ones_constant): New predicate for vector constant with all
12816 (splat_input_operand): Add support for ISA 3.0 word splat operations.
12817 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
12818 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
12819 instruction and possibly with a sign extension.
12820 (output_vec_const_move): Add support for XXSPLTIB. If we are
12821 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
12822 instead of XXLXOR/XXLORC.
12823 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
12825 (rs6000_legitimize_reload_address): Likewise.
12826 (rs6000_output_move_128bit): Use output_vec_const_move to emit
12828 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
12829 combine VSX_M and VSX_M2 into one iterator.
12830 (VSX_M2): Likewise.
12831 (VSINT_84): New iterators for loading constants with XXSPLTIB.
12832 (VSINT_842): Likewise.
12833 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
12834 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
12835 XXSPLTIB instruction.
12836 (xxspltib_<mode>_nosplit): Likewise.
12837 (xxspltib_<mode>_split): New insn to load up constants with
12838 XXSPLTIB and a sign extend instruction.
12839 (vsx_mov<mode>): Replace single move that handled all vector types
12840 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
12841 moves (when -mvsx-timode is in effect) into the main vector
12842 moves. Eliminate separate moves for <VSr> <VSa>, where the
12843 preferred register class (<VSr>) is listed first, and the
12844 secondary register class (<VSa>) is listed second with a '?' to
12845 discourage use. Prefer loading 0/-1 in any VSX register for ISA
12846 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
12847 that if the register was involved in a slow operation, the
12848 clear/set operation does not wait for the slow operation to
12849 finish. Adjust the length attributes for 32-bit mode. Use
12850 rs6000_output_move_128bit and drop the use of the string
12851 instructions for 32-bit movti when -mvsx-timode is in effect. Use
12852 spacing so that the alternatives and attributes don't generate
12853 long lines, and put things in columns, so that it is easier to
12854 match up the operands and attributes with the insn alternatives.
12855 (vsx_mov<mode>_64bit): Likewise.
12856 (vsx_mov<mode>_32bit): Likewise.
12857 (vsx_movti_64bit): Fold movti into normal vector moves.
12858 (vsx_movti_32bit): Likewise.
12859 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
12860 splat instructions.
12861 (vsx_splat_v4si_internal): Likewise.
12862 (vsx_splat_v4sf_internal): Likewise.
12863 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
12864 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
12865 extend vector elements.
12866 (vsx_sign_extend_hi_<mode>): Likewise.
12867 (vsx_sign_extend_si_v2di): Likewise.
12868 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
12870 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
12871 constraints. Add trailing period to wL documentation.
12873 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
12875 PR middle-end/71020
12876 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
12877 * tree-dfa.c (replace_abnormal_ssa_names): New function.
12878 * tree-call-cdce.c: Include tree-dfa.h.
12879 (can_guard_call_p): New function, extracted from...
12880 (can_use_internal_fn): ...here.
12881 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
12883 (shrink_wrap_one_built_in_call): Likewise.
12884 (use_internal_fn): Likewise.
12885 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
12886 and return void. Call replace_abnormal_ssa_names.
12887 (pass_call_cdce::execute): Check can_guard_call_p during the
12888 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
12889 will always change something.
12891 2016-05-18 Martin Jambor <mjambor@suse.cz>
12894 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
12895 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
12897 2016-05-18 Martin Jambor <mjambor@suse.cz>
12900 * ipa-inline.h (condition): New field size.
12901 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
12902 for comaprison and store it into the new condition.
12903 (evaluate_conditions_for_known_args): Use condition size to check
12904 access sizes for all but CHANGED conditions.
12905 (unmodified_parm_1): New parameter size_p, store access size into it.
12906 (unmodified_parm): Likewise.
12907 (unmodified_parm_or_parm_agg_item): Likewise.
12908 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
12909 (set_cond_stmt_execution_predicate): Extract access sizes and store
12910 them to conditions.
12911 (set_switch_stmt_execution_predicate): Likewise.
12912 (will_be_nonconstant_expr_predicate): Likewise.
12913 (will_be_nonconstant_predicate): Likewise.
12914 (inline_read_section): Stream condition size.
12915 (inline_write_summary): Likewise.
12917 2016-05-18 Richard Biener <rguenther@suse.de>
12919 * tree-ssa-loop-im.c (determine_max_movement): Properly add
12920 condition cost to PHI cost instead of total_cost.
12922 2016-05-18 Martin Liska <mliska@suse.cz>
12925 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
12928 2016-05-18 Richard Biener <rguenther@suse.de>
12930 * lto-streamer.h (LTO_major_version): Bump to 6.
12932 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
12934 * function.c (make_split_prologue_seq, make_prologue_seq,
12935 make_epilogue_seq): New functions, factored out from...
12936 (thread_prologue_and_epilogue_insns): Here.
12938 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
12940 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
12941 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
12942 of before. Add a comment.
12944 2016-05-18 Bin Cheng <bin.cheng@arm.com>
12946 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
12947 expression pointer, not pointer to the pointer.
12949 2016-05-18 Jakub Jelinek <jakub@redhat.com>
12951 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
12952 (avx2_pbroadcast<mode>): Add another alternative with v instead
12953 of x constraints in it, using <pbroadcast_evex_isa> isa.
12954 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
12956 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
12957 constraint x instead of v in second alternative, add avx512bw
12960 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
12961 constraint x instead of v in second alternative, add avx512bw
12964 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
12965 constraint x instead of v in second alternative, add avx512bw
12968 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
12969 avx512bw alternative.
12971 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
12973 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
12974 array to 128 chars.
12975 (define_insn "*andnottf3"): Ditto.
12976 (define_insn "*<code><mode>3"/any_logic): Ditto.
12977 (define_insn "*<code>tf3"/any_logic): Ditto.
12978 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
12979 operand to block AVX-512VL insn variant emit when it is not enabled.
12981 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
12983 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
12984 constraint fot SF mode.
12986 2016-05-18 Petr Murzin <petr.murzin@intel.com>
12987 Kirill Yukhin <kirill.yukhin@intel.com>
12989 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
12991 (define_insn "rsqrt14<mode>"): Ditto.
12992 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
12993 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
12994 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
12995 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
12996 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
12998 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
12999 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
13000 * config/i386/i386.c (ix86_print_operand): Expand check for size
13001 override codes for Intel syntax.
13003 2016-05-18 Richard Biener <rguenther@suse.de>
13005 PR tree-optimization/71168
13006 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
13007 initialization earlier.
13009 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
13011 * config/aarch64/aarch64-simd.md
13012 (aarch64_reduc_plus_internal<mode>): Rename to...
13013 (reduc_plus_scal): ...This, and remove previous implementation.
13015 2016-05-18 Richard Biener <rguenther@suse.de>
13017 * passes.def: Put late dse and cd_dce in canonical order.
13019 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
13021 * ipa-inline-transform.c (preserve_function_body_p): Look for
13022 first non-thunk clone.
13023 (save_function_body): Save into first non-thunk.
13024 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
13026 (lto_output_node): Inline thunks don't need body in every
13028 * lto-streamer-in.c: Do not fixup thunk clones.
13029 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
13031 * tree-inline.c (copy_bb): Be prepared for target node to be new after
13034 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13036 PR middle-end/63586
13037 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
13038 (reassociate_bb): Call transform_add_to_multiply.
13040 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13042 * config/aarch64/aarch64.c (all_extensions): Removed unused
13045 2016-05-17 Nathan Sidwell <nathan@acm.org>
13047 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
13048 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
13050 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
13052 PR tree-optimization/54579
13053 PR middle-end/55299
13054 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
13056 2016-05-17 Marek Polacek <polacek@redhat.com>
13059 * tree-inline.c (expand_call_inline): Call
13060 maybe_remove_unused_call_args.
13062 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
13064 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
13065 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
13066 * doc/md.texi (fmin@var{m}3): Likewise.
13068 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13070 * match.pd (X & C): New transformation.
13072 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13074 * match.pd (~X & Y): New transformation.
13076 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13078 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
13079 information for new SSA_NAME.
13080 (simplify_conversion_using_ranges): Get range through get_range_info
13081 instead of get_value_range.
13083 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13085 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
13086 Remove inline assembly.
13087 (vmvn_s16): Likewise.
13088 (vmvn_s32): Likewise.
13089 (vmvn_u8): Likewise.
13090 (vmvn_u16): Likewise.
13091 (vmvn_u32): Likewise.
13092 (vmvnq_s8): Likewise.
13093 (vmvnq_s16): Likewise.
13094 (vmvnq_s32): Likewise.
13095 (vmvnq_u8): Likewise.
13096 (vmvnq_u16): Likewise.
13097 (vmvnq_u32): Likewise.
13098 (vmvn_p8): Likewise.
13099 (vmvnq_p16): Likewise.
13101 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13103 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
13105 (vmul_n_s16): Likewise.
13106 (vmul_n_s32): Likewise.
13107 (vmul_n_u16): Likewise.
13108 (vmul_n_u32): Likewise.
13109 (vmulq_n_f32): Likewise.
13110 (vmulq_n_f64): Likewise.
13111 (vmulq_n_s16): Likewise.
13112 (vmulq_n_s32): Likewise.
13113 (vmulq_n_u16): Likewise.
13114 (vmulq_n_u32): Likewise.
13116 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13118 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
13119 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
13121 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13123 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
13124 to *aarch64_fma4_elt_from_dup<mode>.
13125 (*aarch64_fnma4_elt_to_128df): Rename to
13126 *aarch64_fnma4_elt_from_dup<mode>.
13127 * config/aarch64/arm_neon.h (vfma_n_f64): New.
13128 (vfms_n_f32): Likewise.
13129 (vfms_n_f64): Likewise.
13130 (vfmsq_n_f32): Likewise.
13131 (vfmsq_n_f64): Likewise.
13133 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
13135 * wide-int.h: Change fixed_wide_int_storage from class to struct.
13137 2016-05-17 Richard Biener <rguenther@suse.de>
13139 PR tree-optimization/71132
13140 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
13141 Only add control dependences for blocks in the loop.
13142 (build_rdg): Adjust.
13143 (generate_code_for_partition): Return whether loop should
13144 be destroyed and delay that.
13145 (distribute_loop): Likewise.
13146 (pass_loop_distribution::execute): Record loops to be destroyed
13147 and perform delayed destroying of loops.
13149 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13152 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
13154 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13156 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
13158 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
13161 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
13162 insertion point for instructions generated by validize_mem.
13164 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13166 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
13169 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13171 * config/aarch64/aarch64.c
13172 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
13173 rather than a macro.
13175 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13177 * doc/invoke.texi (AArch64 Options): Various updates.
13179 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13181 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
13182 into instrumentation thunks.
13183 * cif-code.def (CIF_CHKP): New.
13185 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
13187 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
13189 2016-05-16 Martin Jambor <mjambor@suse.cz>
13191 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
13192 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
13194 2016-05-16 Marek Polacek <polacek@redhat.com>
13196 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
13199 2016-05-16 Martin Jambor <mjambor@suse.cz>
13202 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
13203 the outlined kernel function.
13205 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
13207 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
13208 (ISA_HAS_DLSA): Ditto.
13210 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13212 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
13214 2016-05-16 Nathan Sidwell <nathan@acm.org>
13216 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
13217 (nvptx_name_replacement): Restore. Add comment.
13218 (write_fn_proto, write_fn_proto_from_insn,
13219 nvptx_output_call_insn): Restore
13220 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
13222 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13224 * config/aarch64/aarch64.md
13225 (add<mode>3_compareC_cconly_imm): Remove use of %w.
13226 (add<mode>3_compareC_imm): Likewise.
13227 (<optab>si3_uxtw): Split into register and immediate variants.
13228 (andsi3_compare0_uxtw): Likewise.
13229 (and<mode>3_compare0): Likewise.
13230 (and<mode>3nr_compare0): Likewise.
13231 (stack_protect_test_<mode>): Don't use %x for memory operands.
13233 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13235 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
13237 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13239 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
13240 Split integer shifts into shift_reg and bfm.
13241 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
13242 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
13243 (ror<mode>3_insn): Likewise.
13244 (<optab>si3_insn_uxtw): Likewise.
13245 (<optab><mode>3_insn): Change to rotate_imm.
13246 (extr<mode>5_insn_alt): Likewise.
13247 (extrsi5_insn_uxtw): Likewise.
13248 (extrsi5_insn_uxtw_alt): Likewise.
13250 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13252 * doc/tm.texi: Regenerate.
13253 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
13254 (TARGET_INVALID_RETURN_TYPE): Remove.
13255 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
13256 TARGET_INVALID_RETURN_TYPE.
13257 * target.def (invalid_parameter_type): Remove.
13258 (invalid_return_type): Remove.
13260 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13262 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
13263 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
13265 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
13267 (preserve_function_body_p): No need to preserve function body
13268 * cif-codes.def (CIF_THUNK): Remove.
13269 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
13271 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13273 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
13275 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13277 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
13280 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13282 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
13283 (inline_small_functions): Do not look for function symbol when
13286 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13288 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
13291 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13292 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13293 Jiong Wang <jiong.wang@arm.com>
13295 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
13296 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
13297 Define __ARM_FP16_ARGS when appropriate.
13298 * config/arm/arm.c (arm_invalid_parameter_type): Remove
13300 (arm_invalid_return_type): Likewise.
13301 (TARGET_INVALID_PARAMETER_TYPE): Remove.
13302 (TARGET_INVALID_RETURN_TYPE): Remove.
13303 (aapcs_vfp_sub_candidate): Allow HFmode.
13304 (aapcs_vfp_allocate): Add comment. Support HFmode.
13305 (aapcs_vfp_allocate_return_reg): Likewise.
13306 (struct aapcs_cp_arg_layout): Slightly reword comments for
13307 is_return_candidate and allocate_return_reg.
13308 (output_mov_vfp): Update assert.
13309 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
13311 (arm_invalid_parameter_type): Remove.
13312 (amr_invalid_return_type): Remove.
13313 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
13314 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
13315 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
13317 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13319 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
13320 * config/aarch64/arch64-protos.h
13321 (aarch64_legitimize_reload_address): Remove.
13322 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
13325 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
13327 * configure.ac: Add ACX_NONCANONICAL_HOST.
13328 * configure: Regenerate.
13329 * Makefile.in: Set host_noncanonical.
13331 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
13334 * config/i386/i386.md (*movtf_internal): Before register allocation,
13335 do not allow FP constants for CM_MEDIUM memory model, allow only
13336 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
13337 (*movxf_internal): Ditto.
13338 (*movdf_internal): Ditto.
13339 (*movsf_internal): Ditto.
13341 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
13343 PR rtl-optimization/67483
13344 * combine.c (make_compound_operation): Don't call extract_left_shift
13345 with negative shift amounts.
13347 2016-05-13 Jakub Jelinek <jakub@redhat.com>
13350 * fold-const.c (fold_checksum_tree): Allow modification
13351 of TYPE_ALIAS_SET during folding.
13353 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
13354 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
13355 (ix86_split_to_parts): Likewise. Fix up formatting.
13357 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
13359 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
13360 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
13363 2016-05-13 Nathan Sidwell <nathan@acm.org>
13365 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
13366 (nvptx_name_replacement): Delete.
13367 (write_fn_proto, write_fn_proto_from_insn,
13368 nvptx_output_call_insn): Remove nvptx_name_replacement call.
13369 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
13370 * langhooks.c (add_builtin_funcction_common): Call
13371 targetm.mangle_decl_assembler_name.
13373 * config/nvptx/nvptx.c (write_fn_proto): Handle
13374 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
13376 2016-05-13 Martin Liska <mliska@suse.cz>
13378 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
13379 and PRIu64 in printf format.
13381 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13383 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
13386 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13388 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13389 Change --param max-completely-peeled-times to
13390 --param max-completely-peel-times in dump file printing.
13392 2016-05-13 Richard Biener <rguenther@suse.de>
13394 PR tree-optimization/42587
13395 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
13396 (find_bswap_or_nop_1): Likewise.
13397 (bswap_replace): Likewise.
13399 2016-05-13 Martin Liska <mliska@suse.cz>
13401 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
13402 Initialize a variable with default value.
13404 2016-05-13 Martin Liska <mliska@suse.cz>
13406 * doc/invoke.texi: Enhance explanation of error recovery
13409 2016-05-13 Martin Liska <mliska@suse.cz>
13411 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
13412 (struct cost_pair): Change inv_expr_id (int) to inv_expr
13413 (iv_inv_expr_ent *).
13414 (struct iv_inv_expr_ent): Comment struct fields.
13415 (sort_iv_inv_expr_ent): New function.
13416 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
13417 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
13418 a hash_map between iv_inv_expr_ent and number of usages.
13419 (niter_for_exit): Fix coding style.
13420 (tree_ssa_iv_optimize_init): Use renamed variable.
13421 (determine_base_object): Fix coding style.
13422 (alloc_iv): Likewise.
13423 (find_interesting_uses_outside): Likewise.
13424 (add_candidate_1): Likewise.
13425 (add_standard_iv_candidates): Likewise.
13426 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
13427 (prepare_decl_rtl): Fix coding style.
13428 (get_address_cost): Likewise.
13429 (get_shiftadd_cost): Likewise.
13430 (force_expr_to_var_cost): Likewise.
13431 (compare_aff_trees): Likewise.
13432 (get_expr_id): Restructure the function.
13433 (get_loop_invariant_expr_id): Renamed to
13434 get_loop_invariant_expr.
13435 (get_computation_cost_at): Replace usage of inv_expr_id with
13437 (get_computation_cost): Likewise.
13438 (determine_group_iv_cost_generic): Likewise.
13439 (determine_group_iv_cost_address): Likewise.
13440 (iv_period): Fix coding style.
13441 (iv_elimination_compare_lt): Likewise.
13442 (may_eliminate_iv): Likewise.
13443 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
13445 (determine_group_iv_costs): Dump invariant expressions.
13446 (iv_ca_recount_cost): Use the newly added hash_map.
13447 (iv_ca_set_remove_invariants): Fix coding style.
13448 (iv_ca_set_add_invariants): Fix coding style.
13449 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
13451 (iv_ca_set_cp): Likewise.
13452 (iv_ca_new): Initialize the newly added hash_map and remove
13453 initialization of fields.
13454 (iv_ca_free): Delete the hash_map.
13455 (iv_ca_dump): Dump invariant expressions.
13456 (iv_ca_extend): Fix coding style.
13457 (try_add_cand_for): Likewise.
13458 (create_new_ivs): Dump information about # of avg iterations and
13459 # of used invariant expressions.
13460 (rewrite_use_compare): Fix coding style.
13461 (free_loop_data): Set default value for max_inv_expr_id.
13463 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
13465 * cse.c (rest_of_handle_cse): Use cleanup_cfg
13466 returned value cse_cfg_altered computation.
13467 (rest_of_handle_cse2): Likewise.
13468 (rest_of_handle_cse_after_global_opts): Likewise.
13470 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13473 * config/arm/arm.c (arm32_output_mi_thunk): New.
13474 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
13475 to split Thumb1 vs TARGET_32BIT functionality.
13476 (arm_thumb1_mi_thunk): New.
13478 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13480 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
13483 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13486 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
13488 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
13490 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
13491 (expand_builtin_trap): Emit a regular call.
13492 (set_builtin_user_assembler_name): Remove obsolete cases.
13493 * dse.c (scan_insn): Adjust.
13494 * except.c: Include calls.h.
13495 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
13496 emit a regular call to setjmp.
13497 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
13498 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
13499 (emit_block_move_via_libcall): Delete.
13500 (block_move_fn): Delete.
13501 (init_block_move_fn): Likewise.
13502 (emit_block_move_libcall_fn): Likewise.
13503 (emit_block_op_via_libcall): New function.
13504 (set_storage_via_libcall): Tidy up and use memset builtin.
13505 (block_clear_fn): Delete.
13506 (init_block_clear_fn): Likewise.
13507 (clear_storage_libcall_fn): Likewise.
13508 (expand_assignment): Call emit_block_move_via_libcall.
13509 Do not include gt-expr.h.
13510 * expr.h (emit_block_op_via_libcall): Declare.
13511 (emit_block_copy_via_libcall): New inline function.
13512 (emit_block_move_via_libcall): Likewise.
13513 (emit_block_comp_via_libcall): Likewise.
13514 (block_clear_fn): Delete.
13515 (init_block_move_fn): Likewise.
13516 (init_block_clear_fn): Likewise.
13517 (emit_block_move_via_libcall): Likewise.
13518 (set_storage_via_libcall): Add default parameter value.
13519 * libfuncs.h (enum libfunc_index): Remove obsolete values.
13520 (abort_libfunc): Delete.
13521 (memcpy_libfunc): Likewise.
13522 (memmove_libfunc): Likewise.
13523 (memcmp_libfunc): Likewise.
13524 (memset_libfunc): Likewise.
13525 (setbits_libfunc): Likewise.
13526 (setjmp_libfunc): Likewise.
13527 (longjmp_libfunc): Likewise.
13528 (profile_function_entry_libfunc): Likewise.
13529 (profile_function_exit_libfunc): Likewise.
13530 (gcov_flush_libfunc): Likewise.
13531 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
13532 and DECL_VISIBILITY on the declaration.
13533 (init_optabs): Do not initialize obsolete libfuncs.
13534 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
13535 * tree-core.h (ECF_RET1): Define.
13536 (ECF_TM_PURE): Adjust.
13537 (ECF_TM_BUILTIN): Likewise.
13538 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
13539 (build_common_builtin_nodes): Initialize abort builtin.
13540 Add ECF_RET1 on memcpy, memmove and memset builtins.
13541 Pass final flags for alloca and alloca_with_align builtins.
13542 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
13544 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
13545 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
13546 set_storage_via_libcall and call emit_block_copy_via_libcall.
13548 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
13550 * config/i386/i386.md (*call_got_x32): Change operand 0 to
13551 DImode before it is passed to ix86_output_call_operand.
13552 (*call_value_got_x32): Ditto for operand 1.
13554 2016-05-12 Jiong Wang <jiong.wang@arm.com>
13556 PR rtl-optimization/70904
13557 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
13558 reload for wide mode.
13560 2016-05-12 Marek Polacek <polacek@redhat.com>
13563 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
13564 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
13565 * langhooks.h (incomplete_type_error): Likewise.
13566 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
13567 parameter, pass it down to incomplete_type_error.
13568 * tree.h (size_in_bytes): New inline overload.
13569 (size_in_bytes_loc): Renamed from size_in_bytes.
13571 2016-05-12 Richard Biener <rguenther@suse.de>
13573 PR tree-optimization/71059
13574 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
13575 nary before looking up or entering the expression into the VN
13577 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
13578 Make sure to re-use NARYs without result as inserted by
13581 2016-05-12 Richard Biener <rguenther@suse.de>
13583 PR tree-optimization/71062
13584 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13586 * tree-ssa-structalias.c (set_uids_in_ptset): Set
13587 vars_contains_restrict if the var is a restrict tag.
13588 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
13589 do not disambiguate pointers against it.
13590 (dump_points_to_solution): Re-structure and adjust for new
13591 vars_contains_restrict flag.
13592 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
13594 2016-05-12 Martin Liska <mliska@suse.cz>
13596 * doc/invoke.texi: Explain connection between
13597 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
13599 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
13601 PR tree-optimization/71006
13602 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
13603 consider COND_EXPR as a mask producer.
13605 2016-05-12 Marek Polacek <polacek@redhat.com>
13608 * opts.c (common_handle_option): Detect missing argument for --help^.
13610 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13613 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
13614 when popping the PC and within an interrupt handler routine.
13615 Add missing tab to output of "ldmfd".
13616 (output_return_instruction): Output LDMFD with SP update rather
13617 than POP when returning from interrupt handler.
13619 2016-05-12 Jakub Jelinek <jakub@redhat.com>
13621 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
13622 TARGET_64BIT && TARGET_AVX512DQ.
13623 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
13624 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
13625 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
13626 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
13627 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
13628 (*vec_extractv4si_zext): Add avx512dq alternative.
13629 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
13630 use v instead of x constraint in other alternatives where possible.
13632 * config/i386/sse.md (sse2_loadld): Use v instead of x
13633 constraint in alternatives 0,1,4.
13635 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
13636 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
13637 v constraints instead of x and <pinsr_evex_isa> isa attribute.
13640 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
13641 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
13642 is not emitted unless TARGET_AVX512BW.
13643 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
13644 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
13645 for the result operand.
13647 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
13648 constraint instead of x in avx alternatives. Use maybe_evex instead
13651 * config/i386/constraints.md (Yv): New constraint.
13652 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
13653 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
13654 * config/i386/i386.md (avx512fvecmode): New mode attr.
13655 (*pushtf): Use v constraint instead of x.
13656 (*movtf_internal): Likewise. For TARGET_AVX512VL and
13657 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
13658 (*absneg<mode>2): Use Yv constraint instead of x constraint.
13659 (*absnegtf2_sse): Likewise.
13660 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
13661 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
13662 avx512f alternatives.
13663 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
13665 2016-05-12 Richard Biener <rguenther@suse.de>
13667 PR tree-optimization/71060
13668 * tree-data-ref.c (initialize_data_dependence_relation): Do not
13669 require exact match of DR_BASE_OBJECT but only matching address and
13672 2016-05-12 Richard Biener <rguenther@suse.de>
13674 PR tree-optimization/70986
13675 * cfganal.c: Include cfgloop.h.
13676 (dfs_find_deadend): Prefer to take edges exiting loops.
13678 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13680 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
13681 compile and run time.
13683 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
13686 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
13688 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
13690 * config/i386/i386.c (legitimize_pic_address): Use
13691 copy_to_suggested_reg instead of gen_movsi.
13693 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
13695 * config/rs6000/predicates.md (quad_memory_operand): Move most of
13696 the code into quad_address_p and call it to share code with
13697 vsx_quad_dform_memory_operand.
13698 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
13700 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
13701 bit instead of being a separate word. Split -mpower9-dform into
13702 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
13703 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
13704 for the register class supporting 128-bit quad word memory offsets.
13705 (mode_supports_vsx_dform_quad): Helper function to return if the
13706 register class uses quad word memory offsets.
13707 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
13708 (rs6000_debug_reg_global): Always print if we are using LRA or not.
13709 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
13710 instructions are enabled, set up the appropriate addr_masks for
13712 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
13713 -mpower9-dform-scalar, instead of -mpower9-dform.
13714 (rs6000_option_override_internal): Split -mpower9-dform into two
13715 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
13716 -mpower9-dform switch sets or clears both. If we are not using
13717 the LRA register allocator, do not enable -mpower9-dform-vector by
13718 default. If we are using LRA, enable -mpower9-dform-vector and
13719 -mvsx-timode if it is appropriate. Issue a warning if either
13720 -mpower9-dform-vector or -mvsx-timode are explicitly used without
13722 (quad_address_offset_p): New helper function to return if the
13723 offset is legal for quad word memory instructions.
13724 (quad_address_p): New function to determin if GPR or vector
13725 register quad word memory addresses are legal.
13726 (mem_operand_gpr): Validate quad word address offsets.
13727 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
13728 d-form (register + offset) instructions.
13729 (offsettable_ok_by_alignment): Likewise.
13730 (rs6000_legitimate_offset_address_p): Likewise.
13731 (legitimate_lo_sum_address_p): Likewise.
13732 (rs6000_legitimize_address): Likewise.
13733 (rs6000_legitimize_reload_address): Add more debug statements for
13735 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
13736 d-form instructions.
13737 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
13738 d-form instructions. Distinguish different cases in debug
13739 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
13740 d-form instructions.
13741 (rs6000_preferred_reload_class): Likewise.
13742 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
13743 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
13744 of the ISA 2.06 indexed memory instructions.
13745 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
13746 use them to save/restore the saved vector registers instead of
13747 using Altivec instructions.
13748 (rs6000_emit_epilogue): Likewise.
13749 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
13750 (rs6000_opt_masks): Split -mpower9-dform into
13751 -mpower9-dform-scalar and -mpower9-dform-vector.
13752 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
13754 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
13755 ISA 3.0 vector indexed memory instructions, and fold the code into
13756 the normal mov<mode> patterns.
13757 (p9_vecstore_<mode>): Likewise.
13758 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
13760 (vsx_movti_64bit): Likewise.
13761 (vsx_movti_32bit): Likewise.
13762 * config/rs6000/constraints.md (wO constraint): New constraint for
13763 ISA 3.0 vector d-form support.
13764 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
13765 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
13766 include -mpower9-dform-vector until we switch over to LRA.
13767 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
13768 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
13769 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
13770 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13771 for -mpower9-dform and -mlra.
13772 * doc/md.texi (wO constraint): Document wO constraint.
13774 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
13776 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
13777 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
13778 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
13779 Move handling of non-insn arguments inline into the sole user:
13780 (output_trans_func): ...here.
13781 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
13782 in emitted function prototype.
13783 (output_internal_insn_latency_func): Ditto. Simplify.
13784 (output_internal_maximal_insn_latency_func): Ditto. Delete
13785 always-unused argument.
13786 (output_insn_latency_func): Ditto.
13787 (output_maximal_insn_latency_func): Ditto.
13789 2016-05-11 Richard Biener <rguenther@suse.de>
13791 PR tree-optimization/71055
13792 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
13793 sth with precision not equal to access size verify we don't chop
13796 2016-05-11 Richard Biener <rguenther@suse.de>
13799 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
13800 (dwarf2out_finish): Move retry_incomplete_types call ...
13801 (dwarf2out_early_finish): ... here.
13803 2016-05-11 Richard Biener <rguenther@suse.de>
13805 PR middle-end/71002
13806 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
13807 if the langhook insists on it.
13808 * fold-const.c (make_bit_field_ref): Add arg for the original
13809 reference and preserve its alias-set.
13810 (decode_field_reference): Take exp by reference and adjust it
13811 to the original memory reference.
13812 (optimize_bit_field_compare): Adjust callers.
13813 (fold_truth_andor_1): Likewise.
13814 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
13816 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
13818 PR middle-end/70807
13819 * cfgrtl.h (delete_insn_and_edges): Now return bool.
13820 * cfgrtl.c (delete_insn_and_edges): Likewise.
13821 * config/i386/i386.c (convert_scalars_to_vector): Remove
13823 * cse.c (cse_insn): Compute cse_cfg_altered.
13824 (delete_trivially_dead_insns): Likewise.
13825 (cse_cc_succs): Likewise.
13826 (rest_of_handle_cse): Free dominance info if required.
13827 (rest_of_handle_cse2): Likewise.
13828 (rest_of_handle_cse_after_global_opts): Likewise.
13830 2016-05-11 Alan Modra <amodra@gmail.com>
13832 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
13833 abi_v4_pass_in_fpr): New functions.
13834 (rs6000_function_arg_boundary): Exclude complex IBM long double
13835 from 64-bit alignment when ABI_V4.
13836 (rs6000_function_arg, rs6000_function_arg_advance_1,
13837 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
13839 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
13841 PR rtl-optimization/71028
13842 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
13843 jump with just a return in the fallthrough block if the branch
13844 block contains just a return as well.
13846 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
13848 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
13849 * match.pd ((X & Y) ^ Y): ... this.
13850 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
13851 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
13853 2016-05-10 David Malcolm <dmalcolm@redhat.com>
13855 * read-md.c (require_char_ws): New function.
13856 (read_string): Simplify using require_char_ws.
13857 (handle_constants): Likewise.
13858 (handle_enum): Likewise.
13859 (handle_file): Likewise.
13860 * read-md.h (require_char_ws): New declaration.
13861 * read-rtl.c (read_conditions): Simplify using require_char_ws.
13862 (read_mapping): Likewise.
13863 (read_rtx_code): Likewise.
13864 (read_nested_rtx): Likewise.
13866 2016-05-10 James Norris <jnorris@codesourcery.com>
13868 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
13869 if offloading is enabled and -fopenacc or -fopenmp is specified.
13870 (CRTOFFLOADEND): Likewise.
13871 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
13872 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
13874 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
13876 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
13877 gotoff_operand code paths. Use copy_to_suggested_regs and
13878 expand_simple_binop where appropriate. Cleanup.
13880 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13883 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
13885 (dimode_scalar_chain::vector_const_cost): New.
13886 (dimode_scalar_chain::compute_convert_gain): Handle constants.
13887 (dimode_scalar_chain::convert_op): Likewise.
13888 (dimode_scalar_chain::convert_insn): Likewise.
13890 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
13892 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
13893 unary operation, not a binary one.
13895 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13897 PR middle-end/70877
13898 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
13899 calls with type casted fndecl.
13901 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13903 PR tree-optimization/70786
13904 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
13905 * calls.c (initialize_argument_information): Bind bounds
13906 with corresponding args passed by reference.
13908 2016-05-10 Jakub Jelinek <jakub@redhat.com>
13911 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
13912 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
13913 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
13916 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13919 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
13920 code for a zero scale factor.
13921 (vsx_xvcvdpuxds_scale): Likewise.
13923 2016-05-10 David Malcolm <dmalcolm@redhat.com>
13925 * diagnostic-show-locus.c (layout::layout): Call show_ruler
13926 if show_ruler_p was set on the context.
13927 (layout::show_ruler): New method.
13928 * diagnostic.h (struct diagnostic_context): Add field
13931 2016-05-10 Richard Biener <rguenther@suse.de>
13933 PR tree-optimization/71039
13934 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
13935 (chk_uses): New function.
13936 (propagate_with_phi): Verify we can safely replicate the lhs of an
13937 aggregate assignment on all incoming edges.
13939 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
13941 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
13943 (rx_atomic_sequence): New class.
13944 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
13945 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
13947 (rx_atomic_sequence::rx_atomic_sequence,
13948 rx_atomic_sequence::~rx_atomic_sequence): New functions.
13949 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
13950 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
13951 CTRLREG_INTB): New constants.
13952 (FETCHOP): New code iterator.
13953 (fethcop_name, fetchop_name2): New iterator code attributes.
13954 (QIHI): New mode iterator.
13955 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
13956 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
13957 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
13959 2016-05-10 Martin Liska <mliska@suse.cz>
13961 * tree-inline.c (remap_dependence_clique): Do not remap
13962 debugging statements.
13964 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13966 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
13967 ("*fixuns_truncdfdi2_z13")
13968 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
13969 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
13970 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
13972 2016-05-10 Richard Biener <rguenther@suse.de>
13974 PR tree-optimization/70497
13975 PR tree-optimization/28367
13976 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
13978 (visit_reference_op_load): ... here.
13979 (vn_reference_lookup_3): Use it to handle subreg-like accesses
13980 with simplified BIT_FIELD_REFs.
13981 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
13982 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
13985 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
13987 * dwarf2out.c (add_abstract_origin_attribute): Adjust
13988 documentation comment. For BLOCK nodes, add a
13989 DW_AT_abstract_origin attribute that points to the DIE generated
13990 for the origin BLOCK.
13991 (gen_lexical_block_die): Call add_abstract_origin_attribute for
13992 blocks from inlined functions.
13994 2016-05-10 Alan Modra <amodra@gmail.com>
13997 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
13998 regrename modifying insns saving lr before __morestack call.
13999 * config/rs6000/rs6000.md (split_stack_return): Similarly for
14000 insns restoring lr after __morestack call.
14002 2016-05-09 Jakub Jelinek <jakub@redhat.com>
14004 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
14005 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
14007 * config/i386/sse.md (vec_interleave_high<mode>,
14008 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
14009 <avx512>_vpermt2var<mode>3_maskz): Likewise.
14011 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
14013 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
14014 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
14015 parallel reassociation for power8 and forward.
14017 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
14019 * config/i386/i386.md (absneg splitters with general regs): Use
14020 general_reg_operand predicate.
14021 (btsq peephole2): Use x86_64_immediate_operand to check if new
14022 value is suitable for immediate operand. Generate emitted insn
14023 using RTL expressions.
14024 (btcq peephole2): Ditto.
14025 (btrq peephole2): Ditto. Generate correct immediate operand
14028 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14030 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
14033 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14035 * tree-affine.c (wide_int_constant_multiple_p): Add missing
14036 pointer dereference.
14038 2016-05-09 Richard Biener <rguenther@suse.de>
14040 PR tree-optimization/70985
14041 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
14042 op0 isn't a gimple register.
14044 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
14046 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
14047 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
14048 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
14049 (i6400_fpu_mult): New cpu units.
14050 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
14051 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
14052 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
14053 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
14054 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
14055 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
14056 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
14057 (i6400_msa_long_float4, i6400_msa_long_float5)
14058 (i6400_msa_long_float8, i6400_msa_fdiv_df)
14059 (i6400_msa_fdiv_sf): New reservations.
14060 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
14061 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
14062 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
14063 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
14064 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
14065 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
14066 (msa_short_cmp, msa_short_float2, msa_short_logic3)
14067 (msa_short_store4, msa_long_load, msa_short_store)
14068 (msa_long_logic, msa_long_float2, msa_long_float4)
14069 (msa_long_float5, msa_long_float8, msa_long_mult)
14070 (msa_long_fdiv, msa_long_div): New reservations.
14072 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
14073 Sameera Deshpande <sameera.deshpande@imgtec.com>
14074 Matthew Fortune <matthew.fortune@imgtec.com>
14075 Graham Stott <graham.stott@imgtec.com>
14076 Chao-ying Fu <chao-ying.fu@imgtec.com>
14078 * config.gcc: Add MSA header file for mips*-*-* target.
14079 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
14080 (Ubv8i, Urv8): New constraints.
14081 * config/mips/mips-ftypes.def: Add function types for MSA
14083 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
14084 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
14085 * config/mips/mips-msa.md: New file.
14086 * config/mips/mips-protos.h
14087 (mips_split_128bit_const_insns): New prototype.
14088 (mips_msa_idiv_insns): Likewise.
14089 (mips_split_128bit_move): Likewise.
14090 (mips_split_128bit_move_p): Likewise.
14091 (mips_split_msa_copy_d): Likewise.
14092 (mips_split_msa_insert_d): Likewise.
14093 (mips_split_msa_fill_d): Likewise.
14094 (mips_expand_msa_branch): Likewise.
14095 (mips_const_vector_same_val_p): Likewise.
14096 (mips_const_vector_same_bytes_p): Likewise.
14097 (mips_const_vector_same_int_p): Likewise.
14098 (mips_const_vector_shuffle_set_p): Likewise.
14099 (mips_const_vector_bitimm_set_p): Likewise.
14100 (mips_const_vector_bitimm_clr_p): Likewise.
14101 (mips_msa_vec_parallel_const_half): Likewise.
14102 (mips_msa_output_division): Likewise.
14103 (mips_ldst_scaled_shift): Likewise.
14104 (mips_expand_vec_cond_expr): Likewise.
14105 * config/mips/mips.c (enum mips_builtin_type): Add
14106 MIPS_BUILTIN_MSA_TEST_BRANCH.
14107 (mips_gen_const_int_vector_shuffle): New prototype.
14108 (mips_const_vector_bitimm_set_p): New function.
14109 (mips_const_vector_bitimm_clr_p): Likewise.
14110 (mips_const_vector_same_val_p): Likewise.
14111 (mips_const_vector_same_bytes_p): Likewise.
14112 (mips_const_vector_same_int_p): Likewise.
14113 (mips_const_vector_shuffle_set_p): Likewise.
14114 (mips_symbol_insns): Forbid loading symbols via immediate for
14116 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
14118 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
14120 (mips_lx_address_p): Add support load indexed address for MSA.
14121 (mips_address_insns): Add calculation of instructions needed for
14122 stores and loads for MSA.
14123 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
14124 CONST_VECTOR for MSA and let it fall through.
14125 (mips_ldst_scaled_shift): New function.
14126 (mips_subword_at_byte): Likewise.
14127 (mips_msa_idiv_insns): Likewise.
14128 (mips_legitimize_move): Validate MSA moves.
14129 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
14130 calculation of costs for MSA division.
14131 (mips_split_move_p): Check if MSA moves need splitting.
14132 (mips_split_move): Split MSA moves if necessary.
14133 (mips_split_128bit_move_p): New function.
14134 (mips_split_128bit_move): Likewise.
14135 (mips_split_msa_copy_d): Likewise.
14136 (mips_split_msa_insert_d): Likewise.
14137 (mips_split_msa_fill_d): Likewise.
14138 (mips_output_move): Handle MSA moves.
14139 (mips_expand_msa_branch): New function.
14140 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
14141 Reinstate 'y' modifier.
14142 (mips_file_start): Add MSA .gnu_attribute.
14143 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
14145 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
14146 (mips_class_max_nregs): Add register size for MSA supported mode.
14147 (mips_cannot_change_mode_class): Allow conversion between MSA
14148 vector modes and TImode.
14149 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
14151 (mips_secondary_reload_class): Force MSA loads/stores via memory.
14152 (mips_preferred_simd_mode): Add preffered modes for MSA.
14153 (mips_vector_mode_supported_p): Add MSA supported modes.
14154 (mips_autovectorize_vector_sizes): New function.
14155 (mips_msa_output_division): Likewise.
14156 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
14157 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
14158 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
14159 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
14160 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
14161 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
14162 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
14163 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
14164 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
14165 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
14166 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
14167 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
14168 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
14169 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
14170 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
14171 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
14172 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
14173 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
14174 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
14175 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
14176 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
14177 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
14178 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
14179 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
14180 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
14181 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
14182 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
14183 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
14184 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
14185 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
14186 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
14187 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
14188 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
14189 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
14190 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
14191 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
14192 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
14193 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
14194 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
14195 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
14196 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
14197 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
14198 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
14199 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
14200 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14201 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14202 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14203 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14204 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14205 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14206 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14207 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14208 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
14209 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
14210 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
14211 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
14212 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
14213 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
14214 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
14215 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
14216 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
14217 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
14218 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
14219 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
14220 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
14221 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
14222 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
14223 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
14224 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
14225 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
14226 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
14227 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
14228 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
14229 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
14230 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
14231 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
14232 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
14233 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
14234 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
14235 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
14236 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
14237 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
14238 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
14239 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
14240 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
14241 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
14242 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
14243 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
14244 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
14245 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
14246 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
14247 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
14248 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
14249 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
14250 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
14251 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
14252 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
14253 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
14254 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
14255 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
14256 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
14257 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
14258 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
14259 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
14260 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
14261 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
14262 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
14263 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
14264 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
14265 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
14266 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
14267 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
14268 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
14269 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
14270 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
14271 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
14272 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
14273 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
14274 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
14275 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
14276 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
14277 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
14278 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
14279 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
14280 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
14281 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
14282 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
14283 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
14284 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
14285 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
14286 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
14287 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
14288 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
14289 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
14290 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
14291 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
14292 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
14293 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
14294 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
14295 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
14296 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
14297 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
14298 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
14299 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
14300 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
14301 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
14302 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
14303 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
14304 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
14305 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
14306 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
14308 (mips_get_builtin_decl_index): New array.
14309 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
14310 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
14311 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
14312 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
14313 (mips_init_builtins): Initialize mips_get_builtin_decl_index
14315 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14317 (mips_expand_builtin_insn): Prepare operands for
14318 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
14319 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
14320 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
14321 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
14322 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
14323 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
14324 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
14325 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
14326 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
14327 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
14328 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
14329 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
14330 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
14331 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
14332 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
14333 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
14334 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
14335 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
14336 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
14337 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
14338 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
14339 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
14340 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
14341 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
14342 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
14343 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
14344 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
14345 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
14346 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
14347 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
14348 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
14349 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
14350 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
14351 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
14352 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
14353 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
14354 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
14355 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
14356 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
14357 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
14358 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
14359 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
14360 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
14361 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
14362 These are set implicitly and an error is reported if overridden.
14363 (mips_expand_builtin_msa_test_branch): New function.
14364 (mips_expand_msa_shuffle): Likewise.
14365 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
14366 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
14367 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
14368 (mips_expand_vec_unpack): Add support for MSA.
14369 (mips_expand_vector_init): Likewise.
14370 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
14371 instead of const0_rtx.
14372 (mips_msa_vec_parallel_const_half): New function.
14373 (mips_gen_const_int_vector): Likewise.
14374 (mips_gen_const_int_vector_shuffle): Likewise.
14375 (mips_expand_msa_cmp): Likewise.
14376 (mips_expand_vec_cond_expr): Likewise.
14377 * config/mips/mips.h
14378 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
14379 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
14381 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
14382 (ISA_HAS_MSA): New macro.
14383 (UNITS_PER_MSA_REG): Likewise.
14384 (BITS_PER_MSA_REG): Likewise.
14385 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
14386 (MSA_REG_FIRST): New macro.
14387 (MSA_REG_LAST): Likewise.
14388 (MSA_REG_NUM): Likewise.
14389 (MSA_REG_P): Likewise.
14390 (MSA_REG_RTX_P): Likewise.
14391 (MSA_SUPPORTED_MODE_P): Likewise.
14392 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
14393 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
14394 * config/mips/mips.md: Include mips-msa.md.
14395 (alu_type): Add simd_add.
14396 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
14397 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
14398 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
14399 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
14400 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
14401 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
14402 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
14403 simd_move, simd_load, simd_store. Choose "multi" for moves
14405 (qword_mode): New attribute.
14406 (insn_count): Add instruction count for quad moves.
14407 Increase the count for MIPS SIMD division.
14408 (UNITMODE): Add UNITMODEs for vector types.
14409 (addsub): New code iterator.
14410 * config/mips/mips.opt (mmsa): New option.
14411 * config/mips/msa.h: New file.
14412 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
14414 * config/mips/mti-linux.h: Likewise.
14415 * config/mips/predicates.md
14416 (const_msa_branch_operand): New constraint.
14417 (const_uimm3_operand): Likewise.
14418 (const_uimm4_operand): Likewise.
14419 (const_uimm5_operand): Likewise.
14420 (const_uimm8_operand): Likewise.
14421 (const_imm5_operand): Likewise.
14422 (aq10b_operand): Likewise.
14423 (aq10h_operand): Likewise.
14424 (aq10w_operand): Likewise.
14425 (aq10d_operand): Likewise.
14426 (const_m1_operand): Likewise.
14427 (reg_or_m1_operand): Likewise.
14428 (const_exp_2_operand): Likewise.
14429 (const_exp_4_operand): Likewise.
14430 (const_exp_8_operand): Likewise.
14431 (const_exp_16_operand): Likewise.
14432 (const_vector_same_val_operand): Likewise.
14433 (const_vector_same_simm5_operand): Likewise.
14434 (const_vector_same_uimm5_operand): Likewise.
14435 (const_vector_same_uimm6_operand): Likewise.
14436 (const_vector_same_uimm8_operand): Likewise.
14437 (par_const_vector_shf_set_operand): Likewise.
14438 (reg_or_vector_same_val_operand): Likewise.
14439 (reg_or_vector_same_simm5_operand): Likewise.
14440 (reg_or_vector_same_uimm6_operand): Likewise.
14441 * doc/extend.texi (MIPS SIMD Architecture Functions): New
14443 * doc/invoke.texi (-mmsa): Document new option.
14445 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14447 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
14448 * configure: Regenerate.
14449 * config.in: Regenerate.
14450 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
14451 on -fvtable-verify.
14452 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
14453 (ENDFILE_VTV_SPEC): Define.
14455 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
14457 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
14458 registers in all interrupt handlers if necessary.
14459 (rl78_option_override): Add warning.
14460 (MUST_SAVE_MDUC_REGISTERS): New macro.
14461 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
14462 * config/rl78/rl78.c (check_mduc_usage): New function.
14463 (mduc_regs): New structure to hold MDUC register data.
14464 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
14465 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
14466 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
14467 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
14468 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
14469 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
14471 2016-05-09 Bin Cheng <bin.cheng@arm.com>
14473 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
14474 (tree-ssa-loop-niter.h): Ditto.
14475 (idx_within_array_bound, ref_within_array_bound): New functions.
14476 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
14477 Factor out check on writable base object to ...
14478 (base_object_writable): ... here.
14480 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14482 * config/arm/arm.md (probe_stack): Add modes to set source
14485 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
14487 * regrename.c (base_reg_class_for_rename): New static function.
14488 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
14490 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
14492 * cgraph.c (thunk_adjust): Export.
14493 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
14494 * cgraphunit.c (thunk_adjust): Export.
14495 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
14497 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
14499 * tree-inline.c (expand_call_inline): Expand thunks inline.
14501 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
14504 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
14505 (*sse2_vd_cvtss2sd): Ditto.
14506 * config/i386/i386.md
14507 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
14508 Generate *sse2_vd_cvtsd2ss pattern.
14509 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
14510 Generate *sse2_vd_cvtss2sd pattern.
14512 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14514 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
14515 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
14518 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14520 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
14521 * config/sh/sh.c: Define and declare variables on first use throughout
14523 (current_function_interrupt): Change to bool type.
14524 (frame_insn): Rename to emit_frame_insn and update users.
14525 (push_regs): Use bool for 'interrupt_handler' argument.
14526 (save_schedule_s): Remove.
14527 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
14528 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
14529 targetm.asm_out.unaligned_op.di.
14530 (gen_far_branch): Remove redundant forward declaration.
14531 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
14532 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
14533 (sh_set_return_address, sh_function_ok_for_sibcall,
14534 scavenge_reg): Update comments.
14535 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
14536 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
14537 (sh_attr_renesas_p): Remove unnecessary parentheses.
14538 (branch_dest): Simplify.
14539 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
14540 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
14541 (CUMULATIVE_ARGS): Change macro to typedef.
14542 (current_function_interrupt): Change to bool type.
14543 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
14544 Surround with __cplusplus ifdef.
14545 (sh_compare_op0, sh_compare_op1): Remove.
14546 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
14548 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
14550 * config/arm/arm.md: (arch): Add neon.
14551 (arch_enabled): Return yes for arch neon when TARGET_NEON.
14552 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
14553 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
14554 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
14555 attributes for alt renumbering. Mark alt 3 as non-predicable.
14556 (thumb2_movdf_vfp): Likewise.
14558 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
14560 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
14561 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
14562 (*andqi_1): Add preferred_for_speed attribute to disparage
14563 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
14564 (*<code>qi_1): Ditto.
14565 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
14566 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
14567 (*ashlqi3_1): Ditto.
14568 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
14569 Add preferred_for_size attribute to disparage alternative 0 and
14570 preferred_for_speed attribute to disparage alternative 1 for
14571 TARGET_PARTIAL_REG_STALL targets.
14573 2016-05-07 Tom de Vries <tom@codesourcery.com>
14575 PR tree-optimization/70956
14576 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
14579 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
14581 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
14582 * config/sh/sh.c (sh_cbranch_distance): Implement it.
14583 * config/sh/sh.md (branch_zero): Remove define_attr.
14584 (define_delay): Disable delay slot if branch distance is one insn.
14586 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14588 * config/i386/i386.md (LEAMODE): New mode attribute.
14589 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
14590 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
14591 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
14592 operand 2 predicate.
14593 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
14594 (*lea<mode>_general_3): Ditto.
14595 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
14597 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14599 * genmddump.c (main): Convert argv from char ** to const char **.
14601 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14603 * coretypes.h (OVERRIDE): New macro.
14604 (FINAL): New macro.
14606 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
14608 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
14609 allow coalescing if the types are compatible.
14611 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14613 * pass_manager.h (pass_manager::register_pass_name): New method.
14614 (pass_manager::get_pass_by_name): New method.
14615 (pass_manager::create_pass_tab): New method.
14616 (pass_manager::m_name_to_pass_map): New field.
14617 * passes.c (name_to_pass_map): Delete global in favor of field
14618 "m_name_to_pass_map" of pass_manager.
14619 (register_pass_name): Rename from a function to...
14620 (pass_manager::register_pass_name): ...this method, updating
14621 for renaming of global "name_to_pass_map" to field
14622 "m_name_to_pass_map".
14623 (create_pass_tab): Rename from a function to...
14624 (pass_manager::create_pass_tab): ...this method, updating
14625 for renaming of global "name_to_pass_map" to field.
14626 (get_pass_by_name): Rename from a function to...
14627 (pass_manager::get_pass_by_name): ...this method.
14628 (enable_disable_pass): Convert use of get_pass_by_name to
14629 a method call, locating the pass_manager singleton.
14631 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14633 * genattr-common.c (main): Convert argv from char ** to const char **.
14634 * genattr.c (main): Likewise.
14635 * genattrtab.c (main): Likewise.
14636 * genautomata.c (initiate_automaton_gen): Likewise.
14638 * gencodes.c (main): Likewise.
14639 * genconditions.c (main): Likewise.
14640 * genconfig.c (main): Likewise.
14641 * genconstants.c (main): Likewise.
14642 * genemit.c (main): Likewise.
14643 * genenums.c (main): Likewise.
14644 * genextract.c (main): Likewise.
14645 * genflags.c (main): Likewise.
14646 * genmddeps.c (main): Likewise.
14647 * genopinit.c (main): Likewise.
14648 * genoutput.c (main): Likewise.
14649 * genpeep.c (main): Likewise.
14650 * genpreds.c (main): Likewise.
14651 * genrecog.c (main): Likewise.
14652 * gensupport.c (init_rtx_reader_args_cb): Likewise.
14653 (init_rtx_reader_args): Likewise.
14654 * gensupport.h (init_rtx_reader_args_cb): Likewise.
14655 (init_rtx_reader_args): Likewise.
14656 * gentarget-def.c (main): Likewise.
14657 * read-md.c (read_md_files): Likewise.
14658 * read-md.h (read_md_files): Likewise.
14660 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14662 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
14663 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
14664 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
14665 Remove unused predicate.
14666 (register_and_not_fp_reg_operand): Ditto.
14668 2016-05-06 Martin Liska <mliska@suse.cz>
14670 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
14671 instead of vec as the vector is local to the function.
14673 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14675 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
14676 avx512bw alternative.
14678 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
14679 before the ashr<mode>3 pattern.
14681 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
14682 v instead of x in vex or maybe_vex alternatives, use
14683 maybe_evex instead of vex in prefix.
14685 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
14686 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
14687 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
14688 in vex or maybe_vex alternatives, use maybe_evex instead of vex
14691 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
14692 v instead of x in vex or maybe_vex alternatives, use
14693 maybe_evex instead of vex in prefix.
14695 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
14696 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
14697 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
14698 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
14699 alternatives, use maybe_evex instead of vex in prefix.
14701 * config/i386/sse.md (vec_interleave_lowv4sf,
14702 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
14703 v instead of x in vex or maybe_vex alternatives, use
14704 maybe_evex instead of vex in prefix.
14706 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
14707 v instead of x in vex or maybe_vex alternatives, use
14708 maybe_evex instead of vex in prefix.
14710 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
14711 v constraint instead of x.
14713 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
14715 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
14716 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
14719 2016-05-06 Richard Biener <rguenther@suse.de>
14721 PR tree-optimization/70948
14722 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
14723 Properly clobber all fields of va_list for __builtin_va_start.
14725 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
14728 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
14729 loop latch destination.
14731 2016-05-06 Martin Liska <mliska@suse.cz>
14733 * tree-ssa-uninit.c: Apply manual changes
14734 to the GNU coding style.
14735 (prune_uninit_phi_opnds): Rename from
14736 prune_uninit_phi_opnds_in_unrealizable_paths.
14738 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14740 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
14741 mspace): Remove deprecated options.
14742 * doc/invoke.texi (SH options): Remove -mspace.
14744 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14746 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
14748 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14750 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
14751 corresponding combine split pattern.
14753 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14756 * config/sh/predicates.md (long_displacement_mem_operand): New.
14757 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
14758 Add movi20, movi20s alternatives. Adjust length attribute for
14760 (movsi_ie): Allow for any FPU. Adjust length attribute for
14762 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
14763 attribute for alternatives.
14764 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
14765 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
14766 length attribute for alternatives.
14768 2016-05-06 Richard Biener <rguenther@suse.de>
14770 PR tree-optimization/70960
14771 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
14773 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14776 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
14777 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
14779 2016-05-06 Marek Polacek <polacek@redhat.com>
14782 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
14784 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14787 * config/sh/sh.md (*rotcr): Add another variant.
14789 2016-05-06 Richard Biener <rguenther@suse.de>
14791 PR middle-end/70931
14792 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
14794 2016-05-06 Richard Biener <rguenther@suse.de>
14796 PR middle-end/70941
14797 * fold-const.c (split_tree): Always convert to the original type
14800 2016-05-06 Richard Biener <rguenther@suse.de>
14802 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
14803 (fwprop_addr): Likewise.
14805 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14808 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
14810 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
14811 * config/i386/i386.md (push mem splitter): Use find_constant_src in
14812 the splitter condition.
14813 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
14814 the splitter condition.
14815 (FP float_extend load splitter): Ditto.
14817 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
14819 * config/i386/i386.md (peehole2 patterns): Change true_regnum
14820 to REGNO in all peephole2 patterns.
14821 (post-reload splitters): Change true_regnum to REGNO in
14822 post-reload splitters.
14823 (zero_extend splitters): Use general_reg_operand and
14824 nonimmediate_gr_operand predicates.
14826 2016-05-05 Jakub Jelinek <jakub@redhat.com>
14828 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
14829 v constraint instead of x.
14831 2016-05-05 Alan Modra <amodra@gmail.com>
14834 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
14835 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
14836 TARGET_NO_FP_IN_TOC for -mrelocatable.
14837 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
14838 TARGET_RELOCATABLE test.
14839 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14840 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14841 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
14842 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14843 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14844 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
14845 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14846 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14847 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
14848 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
14850 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
14851 (rs6000_stack_info): Likewise.
14852 (rs6000_elf_asm_out_constructor): Likewise.
14853 (rs6000_elf_asm_out_destructor): Likewise.
14854 (rs6000_elf_declare_function_name): Likewise.
14855 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
14856 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
14859 2016-05-05 Alan Modra <amodra@gmail.com>
14861 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
14863 2016-05-05 Alan Modra <amodra@gmail.com>
14865 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
14866 out-of-line gpr restore for one or two regs if that would add
14869 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
14872 * config/i386/i386.md
14873 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
14874 Change to post-epilogue_completed late splitter. Use sse_reg_operand
14875 as operand 0 predicate.
14876 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
14878 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
14879 Ditto. Emit the pattern using RTX.
14881 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
14882 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
14883 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
14884 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
14886 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
14887 sse_reg_operand as operand 0 predicate.
14889 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
14890 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
14891 instead of gen_rtx_REG.
14892 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
14895 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14897 * function.c (emit_use_return_register_into_block): Delete.
14898 (gen_return_pattern): Delete.
14899 (emit_return_into_block): Delete.
14900 (active_insn_between): Delete.
14901 (convert_jumps_to_returns): Delete.
14902 (emit_return_for_exit): Delete.
14903 (thread_prologue_and_epilogue_insns): Delete all code dealing with
14904 simple_return for shrink-wrapped blocks.
14905 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
14906 end of blocks that need one.
14907 (get_unconverted_simple_return): Delete.
14908 (convert_to_simple_return): Delete.
14909 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
14910 (convert_to_simple_return): Ditto.
14912 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14914 * cfgcleanup.c (bb_is_just_return): New function.
14915 (try_optimize_cfg): Simplify jumps to return, branches to return,
14916 and branches around return.
14918 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14920 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
14921 branch to a return.
14923 2016-05-04 Jakub Jelinek <jakub@redhat.com>
14927 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
14928 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
14929 assert flags & OEP_HASH_CHECK, instead of asserting it
14930 never happens. Handle TARGET_EXPR.
14931 * fold-const.c (operand_equal_p): For hash verification,
14932 or in OEP_HASH_CHECK into flags.
14934 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
14936 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
14938 (compute_samebase_partition_bases): Fix typo.
14940 2016-05-04 Jakub Jelinek <jakub@redhat.com>
14942 * config/i386/sse.md (vec_interleave_highv8sf,
14943 vec_interleave_lowv8sf, vec_interleave_highv4df,
14944 vec_interleave_lowv4df): Remove constraints from expanders.
14946 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
14948 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
14950 * tree-inline.c (expand_call_inline): Fix path dealing with
14951 making lhs of call statement undefined.
14953 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
14955 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
14956 Check availability on NODE, too.
14957 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
14958 (cgraph_node::call_for_symbol_and_aliases): Likewise.
14959 (varpool_node::call_for_symbol_and_aliase): Likewise.
14960 * ipa-pure-const.c (add_new_function): Analyze all bodies.
14961 (propagate_pure_const): Propagate across interposable functions, too.
14962 (skip_function_for_local_pure_const): Do not skip interposable bodies
14964 (pass_local_pure_const::execute): Update.
14966 2016-05-04 Marek Polacek <polacek@redhat.com>
14968 * doc/invoke.texi: Document -Wdangling-else.
14970 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14972 * config.gcc: Error out when conflicting multilib is detected. Do not
14973 loop over multilibs since no combination is legal.
14975 2016-05-04 Alan Modra <amodra@gmail.com>
14977 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
14978 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
14979 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
14982 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
14984 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
14985 Clean up p5600 comments.
14987 2016-05-04 Richard Biener <rguenther@suse.de>
14989 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
14990 constructor simplifications.
14991 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
14993 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
14995 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
14996 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
14997 result.set_rtx is null instead of aborting.
14998 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
15000 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
15001 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
15002 *mov<mode>_store_postinc): New patterns.
15004 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
15006 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
15007 as commutative. Check both conversions are NOP.
15008 ((A & B) OP (C & B)): Remove.
15010 2016-05-04 Alan Modra <amodra@gmail.com>
15012 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
15014 2016-05-04 Alan Modra <amodra@gmail.com>
15017 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
15018 when cr2,3,4 are all fixed regs.
15020 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
15022 PR rtl-optimization/57193
15023 * opts.c (default_options_table): Revert OPT_frename_registers change.
15024 * doc/invoke.texi (-frename-registers, -O2): Likewise.
15026 2016-05-03 Martin Sebor <msebor@redhat.com>
15029 * builtins.c (fold_builtin_FILE): New function.
15030 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
15031 (fold_builtin_0): Call them.
15032 * gimplify.c (gimplify_call_expr): Remove the handling of
15033 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
15036 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
15037 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
15041 * doc/extend.texi (Function Names as Strings): Update __func__,
15042 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
15045 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15046 Richard Biener <rguenther@suse.de>
15048 PR tree-optimization/70916
15049 * tree-if-conv.c: Include cfganal.h.
15050 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
15051 and remove_fake_exit_edges around the optimization pass.
15053 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
15055 * cgraph.c (symbol_table::create_edge): Set inline_failed.
15056 (cgraph_edge::make_direct): Likewise.
15057 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
15058 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
15059 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
15060 (CIF_THUNK): New code.
15061 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
15062 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
15063 (compute_inline_parameters): Set inline_failed for thunks.
15064 (inline_analyze_function): Cleanup.
15065 * ipa-inline.c (can_inline_edge_p): Do not deal with
15066 call_stmt_cannot_inline_p.
15067 (can_early_inline_edge_p): Likewise.
15068 (early_inliner): Initialize inline_failed.
15069 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
15071 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
15073 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
15074 from nonimm_ssenomem_operand.
15075 (nonimm_ssenomem_operand): New predicate.
15076 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
15077 as operand 0 predicate.
15078 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
15079 Disable unsupported alternatives using "enabled" attribute.
15080 Use register_ssemem_operand as operand 0 predicate.
15081 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
15083 2016-05-03 Marek Polacek <polacek@redhat.com>
15086 * input.c (expansion_point_location): New function.
15087 * input.h (expansion_point_location): Declare.
15089 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
15091 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
15092 occurence with frame_offset_ ones.
15094 2016-05-03 Alan Modra <amodra@gmail.com>
15096 PR rtl-optimization/70890
15097 * ira.c (combine_and_move_insns): When moving def_insn, remove
15098 equivs on use_insn.
15100 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
15102 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
15103 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
15104 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
15105 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
15107 2016-05-03 Alan Modra <amodra@gmail.com>
15109 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
15110 for SAVE_MULTIPLE/STORE_MULTIPLE.
15112 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15114 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
15115 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
15117 2016-05-03 Richard Biener <rguenther@suse.de>
15119 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
15121 (gimplify_arg): Likewise.
15122 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
15123 re-writing the result to a decl if required.
15124 (internal_get_tmp_var): Add allow_ssa parameter
15125 and override into_ssa with it.
15126 (get_formal_tmp_var): Adjust.
15127 (get_initialized_tmp_var): Add allow_ssa parameter.
15128 (gimplify_arg): Add allow_ssa parameter and avoid generating
15129 SSA names for the result false.
15130 (gimplify_call_expr): If the call may return twice do not
15131 gimplify parameters into SSA.
15132 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
15133 (gimplify_modify_expr): Adjust assert. For noreturn calls
15134 with a SSA name LHS adjust its def.
15135 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
15136 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
15137 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
15138 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
15139 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
15140 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
15141 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
15142 (optimize_target_teams): Do not allow SSA names for clause operands.
15143 (gimplify_expr): Likewise for where we mark the result addressable.
15144 * passes.def (pass_init_datastructures): Remove.
15145 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
15146 (rewrite_stmt): Likewise.
15147 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
15148 (replace_locals_op): Replace SSA names.
15149 (copy_gimple_seq_and_replace_locals): Init src_cfun.
15150 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
15151 * cgraph.c (release_function_body): Free CFG annotations only
15152 when we have a CFG. Simplify.
15153 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
15154 force_gimple_operand instead of get_initialized_tmp_var.
15155 * tree-pass.h (make_pass_init_datastructures): Remove.
15156 * tree-ssa.c (execute_init_datastructures): Remove.
15157 (pass_data_init_datastructures): Likewise.
15158 (class pass_init_datastructures): Likewise.
15159 (make_pass_init_datastructures): Likewise.
15160 * omp-low.c (create_omp_child_function): Init SSA data structures.
15161 (grid_expand_target_grid_body): Likewise.
15162 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
15163 name before adding it to names_to_release.
15164 (remove_bb): Always release SSA defs.
15165 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
15166 before dereferencing it.
15167 * cgraphunit.c (init_lowered_empty_function): Always
15168 int SSA data structures.
15169 * tree-ssanames.c (release_defs): Remove assert that we are in
15171 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
15173 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15174 Uros Bizjak <ubizjak@gmail.com>
15176 PR rtl-optimization/70467
15177 * config/i386/predicates.md (x86_64_hilo_int_operand,
15178 x86_64_hilo_general_operand): New predicates.
15179 * config/i386/constraints.md (Wd): New constraint.
15180 * config/i386/i386.md (mode attr di): Use Wd instead of e.
15181 (general_hilo_operand): New mode attr.
15182 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
15183 instead of <general_operand>.
15184 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
15185 x86_64_hilo_general_operand instead of <general_operand>.
15187 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15189 PR tree-optimization/70916
15190 * tree-if-conv.c (constant_or_ssa_name): Removed.
15191 (fold_build_cond_expr): Use is_gimple_val instead of
15192 constant_or_ssa_name.
15194 PR tree-optimization/70916
15195 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
15196 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
15199 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
15200 (optimize_atomic_bit_test_and): New function.
15201 (pass_fold_builtins::execute): Use it.
15202 * optabs.def (atomic_bit_test_and_set_optab,
15203 atomic_bit_test_and_complement_optab,
15204 atomic_bit_test_and_reset_optab): New optabs.
15205 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
15206 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
15207 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
15208 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
15209 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
15210 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
15211 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
15212 * doc/md.texi (atomic_bit_test_and_set@var{mode},
15213 atomic_bit_test_and_complement@var{mode},
15214 atomic_bit_test_and_reset@var{mode}): Document.
15215 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
15216 atomic_bit_test_and_complement<mode>,
15217 atomic_bit_test_and_reset<mode>): New expanders.
15218 (atomic_bit_test_and_set<mode>_1,
15219 atomic_bit_test_and_complement<mode>_1,
15220 atomic_bit_test_and_reset<mode>_1): New insns.
15222 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
15224 PR rtl-optimization/70687
15225 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
15226 instead of unsigned HOST_WIDE_INT.
15228 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
15230 PR rtl-optimization/44281
15231 * hard-reg-set.h (struct target_hard_regs): New field
15232 x_fixed_nonglobal_reg_set.
15233 (fixed_nonglobal_reg_set): New macro.
15234 * reginfo.c (init_reg_sets_1): Initialize it.
15235 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
15237 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
15239 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15241 PR tree-optimization/56541
15242 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
15243 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
15244 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
15245 (any_complicated_phi): new static variable.
15246 (aggressive_if_conv): delete.
15247 (if_convertible_phi_p): support phis with more than two arguments.
15248 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
15249 critical pred edges.
15250 (ifcvt_split_critical_edges): support phis with more than two
15251 arguments by checking new parameter. only split critical edges
15253 (tree_if_conversion): handle simd pragma marked loop using new
15254 local variable aggressive_if_conv. check any_complicated_phi.
15256 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15258 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
15261 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15263 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
15266 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
15268 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
15269 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
15270 define_insn_and_split.
15271 (mulsi3_i): New define_insn_and_split.
15272 (mulsi3_call): Convert to define_insn.
15273 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
15274 Remove constraints.
15276 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15278 * machmode.h (mode_complex): Add support to give the complex mode
15280 (GET_MODE_COMPLEX_MODE): Likewise.
15281 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
15282 stored by build_complex_type and gfc_build_complex_type instead of
15283 trying to figure out the appropriate mode based on the size. Raise
15284 an assertion error, if the type was not set.
15285 * genmodes.c (struct mode_data): Add field for the complex type of
15287 (blank_mode): Likewise.
15288 (make_complex_modes): Remember the complex mode created in the
15290 (emit_mode_complex): Write out the mode_complex array to map a
15291 type mode to the complex version.
15292 (emit_insn_modes_c): Likewise.
15293 * tree.c (build_complex_type): Set the complex type to use before
15294 calling layout_type.
15295 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
15296 support for __float128 complex datatypes.
15297 (rs6000_hard_regno_mode_ok): Likewise.
15298 (rs6000_setup_reg_addr_masks): Likewise.
15299 (rs6000_complex_function_value): Likewise.
15300 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
15301 __float128 and __ibm128 complex.
15302 (FLOAT128_IBM_P): Likewise.
15303 (ALTIVEC_ARG_MAX_RETURN): Likewise.
15304 * doc/extend.texi (Additional Floating Types): Document that
15305 -mfloat128 must be used to enable __float128. Document complex
15306 __float128 and __ibm128 support.
15308 2016-05-02 Jakub Jelinek <jakub@redhat.com>
15311 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
15312 char/short arguments promoted to int because of promote_prototypes.
15314 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
15316 * config/i386/predicates.md (register_ssemem_operand): New predicate.
15317 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
15318 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
15319 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
15320 alternatives using "enabled" attribute. Use register_ssemem_operand
15321 as operand 1 predicate.
15322 (*cmpi<unord>xf_i387): Split XFmode pattern from
15323 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
15324 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
15325 *absneg<mode>2_i387. Disable unsupported alternatives using
15326 "enabled" attribute.
15327 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
15329 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15331 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
15333 (oacc_loop_process): Check mask for loop termination.
15335 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
15337 * cif-code.def (CIF_THUNK): Add.
15338 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
15341 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
15343 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
15344 (dump_inline_summary): Dump it.
15345 (fp_expression_p): New predicate.
15346 (estimate_function_body_sizes): Use it.
15347 (inline_merge_summary): Merge fp_expressions.
15348 (inline_read_section): Read fp_expressions.
15349 (inline_write_summary): Write fp_expressions.
15350 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
15351 codegen boundary if either caller or callee is !fp_expressions.
15352 * ipa-inline.h (inline_summary): Add fp_expressions.
15353 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
15354 to fp_expressions be sure the fp generation flags are updated.
15356 2016-05-02 Jakub Jelinek <jakub@redhat.com>
15358 PR rtl-optimization/70467
15359 * cse.c (cse_insn): Handle no-op MEM moves after folding.
15361 PR rtl-optimization/70467
15362 * ipa-pure-const.c (check_call): Handle internal calls even in
15363 ipa mode like in local mode.
15365 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
15367 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
15369 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
15371 * match.pd (X u< X, X u> X): New transformations.
15373 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
15375 * flag-types.h (enum warn_strict_overflow_code): Move ...
15376 * coretypes.h: ... here.
15377 * fold-const.h (fold_overflow_warning): Declare.
15378 * fold-const.c (fold_overflow_warning): Make non-static.
15379 (fold_comparison): Move the transformation of X +- C1 CMP C2
15380 into X CMP C2 -+ C1 ...
15381 * match.pd: ... here.
15382 * gimple-fold.c (fold_stmt_1): Protect with
15383 fold_defer_overflow_warnings.
15385 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15387 * omp-low.c (struct oacc_loop): Add 'inner' field.
15388 (new_oacc_loop_raw): Initialize it to zero.
15389 (oacc_loop_fixed_partitions): Initialize it.
15390 (oacc_loop_auto_partitions): Partition outermost loop to outermost
15391 available partitioning.
15393 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15395 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
15397 (umulsidi3): Likewise.
15398 (indirect_jump): Fix jump instruction assembly patterns.
15400 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
15403 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
15404 (nvptx_function_value): Assert non-NULL cfun.
15406 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
15408 PR rtl-optimization/70886
15409 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
15411 * cselib.h (rtx_equal_for_cselib_1): Declare.
15412 (rtx_equal_for_cselib_p: New inline function.
15413 * cselib.c (rtx_equal_for_cselib_p): Delete.
15414 (rtx_equal_for_cselib_1): Make public.
15416 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
15418 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
15419 (register_mixssei387nonimm_operand): Remove predicate.
15420 * config/i386/i386.md (*fop_<mode>_comm): Merge from
15421 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
15422 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
15423 for TARGET_MIX_SSE_I387 alternatives.
15424 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
15425 Disable unsupported alternatives using "enabled" attribute. Use
15426 nonimm_ssenomem_operand as operand 1 predicate. Also check
15427 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
15429 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15431 * tree.c (cst_and_fits_in_hwi): Simplify.
15433 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15435 * tree.h (wi::to_wide): New function.
15436 * expr.c (expand_expr_real_1): Use wi::to_wide.
15437 * fold-const.c (int_const_binop_1): Likewise.
15438 (extract_muldiv_1): Likewise.
15440 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15442 * wide-int.h: Update offset_int and widest_int documentation.
15443 (WI_SIGNED_SHIFT_RESULT): New macro.
15444 (wi::binary_shift): Define signed_shift_result_type for
15445 shifts on offset_int- and widest_int-like types.
15446 (generic_wide_int): Support <<= and >>= if << and >> are supported.
15447 * tree.h (int_bit_position): Use shift operators instead of wi::
15449 * alias.c (adjust_offset_for_component_ref): Likewise.
15450 * expr.c (get_inner_reference): Likewise.
15451 * fold-const.c (fold_comparison): Likewise.
15452 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
15453 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
15454 * tree-dfa.c (get_ref_base_and_extent): Likewise.
15455 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
15456 (stmt_kills_ref_p): Likewise.
15457 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
15458 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
15459 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15460 (ao_ref_init_from_vn_reference): Likewise.
15462 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15464 * wide-int.h: Update offset_int and widest_int documentation.
15465 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
15466 (wi::binary_traits): Allow ordered comparisons between offset_int and
15467 offset_int, between widest_int and widest_int, and between either
15468 of these types and basic C types.
15469 (operator <, <=, >, >=): Define for the same combinations.
15470 * tree.h (tree_int_cst_lt): Use comparison operators instead
15471 of wi:: comparisons.
15472 (tree_int_cst_le): Likewise.
15473 * gimple-fold.c (fold_array_ctor_reference): Likewise.
15474 (fold_nonarray_ctor_reference): Likewise.
15475 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
15476 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
15477 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
15478 * tree-sra.c (completely_scalarize): Likewise.
15479 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
15480 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
15481 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
15482 (check_for_binary_op_overflow): Likewise.
15483 (search_for_addr_array): Likewise.
15484 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
15486 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15488 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
15489 (arc_save_restore): Likewise.
15490 (arc_dwarf_register_span): Likewise.
15491 (arc_output_pic_addr_const): Initialize suffix variable.
15493 2016-05-02 Martin Liska <mliska@suse.cz>
15495 * symbol-summary.h (function_summary::function_summary):
15496 Remove checking assert for all cgraph nodes.
15497 (function_summary::get): Check summary_uid.
15498 (symtab_insertion): Check summary_uid.
15500 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15502 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
15503 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
15504 bmaskn instruction.
15505 (arc_dwarf_register_span): Remove enum keyword.
15506 (compact_memory_operand_p): New function.
15507 * config/arc/arc.h (reg_class): Add code density register classes.
15508 (REG_CLASS_NAMES): Likewise.
15509 (REG_CLASS_CONTENTS): Likewise.
15510 * config/arc/arc.md (*movqi_insn): Add code density instructions.
15511 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
15512 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
15513 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
15514 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
15516 (h, Rcd, Rsd, Rzd): New register constraints.
15517 (T): Use compact_memory_operand_p function.
15518 * config/arc/predicates.md (compact_load_memory_operand): Remove.
15520 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15522 * config/sh/sh.md (*negnegt, *movtt): Remove.
15524 2016-05-02 Marek Polacek <polacek@redhat.com>
15525 Tom de Vries <tom@codesourcery.com>
15527 PR tree-optimization/70700
15528 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
15529 bigger than FIRST_REF_NODE.
15531 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15534 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
15536 (prepare_cbranch_operands): Don't use scratch register. Assume that
15537 function is used when pseudos can be created.
15538 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
15539 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
15540 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
15541 define_expand. Allow it only when pseudos can be created.
15542 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
15544 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
15546 * config/i386/constraints.md (BC): Only allow -1 operands.
15547 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
15548 Add "enabled" attribute. Update XI mode attribute calculation.
15549 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
15550 (*movoi_internal_avx): Update XI mode attribute calculation.
15551 (*movti_internal): Ditto.
15553 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15555 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
15556 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
15558 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
15560 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
15561 statement on instruction code. Remove trailing spaces.
15562 (altivec_expand_stv_builtin): Likewise.
15564 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15566 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
15567 (TARGET_FPU_DOUBLE): Simplify.
15568 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
15569 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
15570 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
15571 with 'TARGET_FPU_DOUBLE'.
15572 * config/sh/sh.md: Likewise.
15574 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
15576 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
15577 SH_DIV_STR_FOR_SIZE): Remove.
15578 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
15579 SH_DIV_STR_FOR_SIZE): Remove.
15581 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15583 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
15584 logical_reg_operand): Delete.
15585 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
15586 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
15587 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
15588 match_operand and match_test.
15589 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
15590 variables on their first use. Return bool values.
15591 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
15592 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
15593 arith_reg_operand for input operand. Remove empty constraints.
15595 (*xorsi3_compact): Rename to xorsi3.
15596 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
15597 (*zero_extend<mode>si2_disp_mem): Update comment.
15600 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15602 * config/sh/t-sh: Remove SH5 support.
15603 * config.gcc: Likewise.
15604 * configure: Likewise.
15606 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15608 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
15610 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15612 * config/sh/sh.c (register_sh_passes, sh_option_override,
15613 sh_print_operand, prepare_move_operands,
15614 sh_can_follow_jump): Remove TARGET_SH1 checks.
15615 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
15616 PROMOTE_MODE): Likewise.
15617 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
15620 2016-04-30 Alan Modra <amodra@gmail.com>
15622 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
15623 restoring when fixed_reg_p, but allow out-of-line or stmw save.
15624 Check for user regs later to avoid unnecessary looping over regs.
15625 Merge user reg check with non-saved reg check. Don't force
15626 inline VR restore when static chain used.
15627 (rs6000_frame_related): Omit eh_frame info for user regs when
15629 (fixed_regs_p): Delete.
15631 2016-04-30 Alan Modra <amodra@gmail.com>
15633 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
15634 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
15637 2016-04-30 Alan Modra <amodra@gmail.com>
15640 * config/rs6000/rs6000.c (fixed_reg_p): New function.
15641 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
15644 2016-04-30 Alan Modra <amodra@gmail.com>
15646 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15647 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
15648 flag_pic test for Darwin.
15650 2016-04-30 Alan Modra <amodra@gmail.com>
15652 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
15653 throw_calls_crossed.
15654 (REG_FREQ_CALLS_CROSSED): Delete.
15655 (REG_N_THROWING_CALLS_CROSSED): Delete.
15656 * regstat.c (regstat_bb_compute_ri): Don't calculate
15657 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
15658 (dump_reg_info): Don't print call cross frequency.
15659 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
15660 and REG_N_THROWING_CALLS_CROSSED.
15662 2016-04-30 Alan Modra <amodra@gmail.com>
15664 * regs.h (struct reg_info_t): Delete live_length.
15665 (REG_LIVE_LENGTH): Delete macro.
15666 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
15667 local_live, local_processed and local_live_last_luid params.
15668 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
15670 (regstat_compute_ri): Adjust for above. Don't set
15672 (dump_reg_info): Don't print live length.
15673 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
15674 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
15675 Localize loop_depth var.
15677 2016-04-30 Alan Modra <amodra@gmail.com>
15679 * ira.c (enum valid_equiv): New.
15680 (validate_equiv_mem): Return enum.
15681 (update_equiv_mem): Create replacement in more cases.
15682 (add_store_equivs): Update validate_equiv_mem call.
15684 2016-04-30 Alan Modra <amodra@gmail.com>
15686 * ira.c (combine_and_move_insns): Rather than scanning insns,
15687 use DF infrastucture to find use and def insns.
15689 2016-04-30 Alan Modra <amodra@gmail.com>
15691 ira.c (combine_and_move_insns): Move invariant conditions..
15692 (ira.c): ..to here. Call combine_and_move_insns before
15693 add_store_equivs. Call grow_reg_equivs later. Allocate
15694 req_equiv later using max_reg_num() rather than global max_regno.
15695 (contains_replace_regs): Delete.
15696 (add_store_equivs): Remove contains_replace_regs test.
15698 2016-04-30 Alan Modra <amodra@gmail.com>
15700 * ira.c (struct equiv_mem_data): New.
15701 (equiv_mem, equiv_mem_modified): Delete static vars.
15702 (validate_equiv_mem_from_store): Use "data" param to communicate..
15703 (validate_equiv_mem): ..from here.
15705 2016-04-30 Alan Modra <amodra@gmail.com>
15707 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
15709 (update_reg_equivs): ..here. Move allocation and freeing of
15710 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
15711 end_alias_analysis to..
15714 2016-04-30 Alan Modra <amodra@gmail.com>
15716 * ira.c (pdx_subregs): Delete.
15717 (struct equivalence): Add pdx_subregs field.
15718 (set_paradoxical_subreg): Remove pdx_subregs param. Update
15719 pdx_subregs access.
15720 (update_equiv_regs): Don't create or free pdx_subregs. Update
15721 pdx_subregs access.
15723 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15725 * config/rs6000/altivec.h: Change definitions of vec_xl and
15727 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
15728 (LD_ELEMREV_V2DI): New.
15729 (LD_ELEMREV_V4SF): New.
15730 (LD_ELEMREV_V4SI): New.
15731 (LD_ELEMREV_V8HI): New.
15732 (LD_ELEMREV_V16QI): New.
15733 (ST_ELEMREV_V2DF): New.
15734 (ST_ELEMREV_V2DI): New.
15735 (ST_ELEMREV_V4SF): New.
15736 (ST_ELEMREV_V4SI): New.
15737 (ST_ELEMREV_V8HI): New.
15738 (ST_ELEMREV_V16QI): New.
15741 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15742 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
15743 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
15744 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
15745 (altivec_expand_builtin): Add handling for
15746 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
15747 (rs6000_invalid_builtin): Add error-checking for
15748 RS6000_BTM_P9_VECTOR.
15749 (altivec_init_builtins): Define builtins used to implement vec_xl
15751 (rs6000_builtin_mask_names): Define power9-vector.
15752 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
15753 (RS6000_BTM_P9_VECTOR): Define.
15754 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
15755 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
15756 (vsx_ld_elemrev_v2df): Likewise.
15757 (vsx_ld_elemrev_v4sf): Likewise.
15758 (vsx_ld_elemrev_v4si): Likewise.
15759 (vsx_ld_elemrev_v8hi): Likewise.
15760 (vsx_ld_elemrev_v16qi): Likewise.
15761 (vsx_st_elemrev_v2df): Likewise.
15762 (vsx_st_elemrev_v2di): Likewise.
15763 (vsx_st_elemrev_v4sf): Likewise.
15764 (vsx_st_elemrev_v4si): Likewise.
15765 (vsx_st_elemrev_v8hi): Likewise.
15766 (vsx_st_elemrev_v16qi): Likewise.
15767 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
15770 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
15772 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
15774 (simplify_control_stmt_condition_1): ... here. Recurse into
15775 BIT_AND_EXPRs and BIT_IOR_EXPRs.
15777 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
15780 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
15781 (zero_extendqi<mode>2_dot): Revert earlier conversion from
15782 define_insn_and_split to define_insn.
15783 (zero_extendqi<mode>2_dot2): Same.
15784 (extendqi<mode>2_dot): Same.
15785 (extendqi<mode>2_dot2): Same.
15787 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15789 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
15790 (probe_stack): New expander.
15791 (probe_stack_<mode>): New insn pattern.
15793 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15795 * config/i386/i386.md
15796 (operations with memory inputs setting flags peephole2):
15797 Remove uneeded REG_P checks. Cleanup pattern generation.
15799 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
15801 * tree-vect-loop.c (vect_transform_loop): Fix
15802 nb_iterations_upper_bound computation for vectorized loop.
15804 2016-04-29 Marek Polacek <polacek@redhat.com>
15805 Jakub Jelinek <jakub@redhat.com>
15808 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
15809 TARGET_EXPR_SLOT as a base.
15811 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
15813 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
15814 with 'rCm2' constraints to limit possible immediate size.
15815 (*load_zeroextendqisi_update): Likewise.
15816 (*load_signextendqisi_update): Likewise.
15817 (*loadhi_update): Likewise.
15818 (*load_zeroextendhisi_update): Likewise.
15819 (*load_signextendhisi_update): Likewise.
15820 (*loadsi_update): Likewise.
15821 (*loadsf_update): Likewise.
15823 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15825 * config/i386/predicates.md (constm1_operand): Fix comparison.
15827 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
15829 * testsuite/gcc.target/arc/ieee_eq.c: New test.
15831 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
15833 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
15834 remaining SH5 related settings.
15835 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
15836 shmedia_prepare_call_address): Delete.
15837 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
15838 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
15839 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
15840 UNSUPPORTED_SH2A): Remove m5 checks.
15841 (sh_divide_strategy_e): Remove SH5 division strategies.
15842 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
15843 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
15845 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15847 * config/s390/s390.c (s390_rtx_costs): Update documentation.
15849 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15851 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
15852 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
15853 Change lder to ldr.
15854 * config/s390/vector.md ("mov<mode>"): Likewise.
15856 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
15858 * config/s390/constraints.md ("U", "W"): Invoke
15859 s390_mem_constraint with "ZR" and "ZT".
15860 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
15861 addresses when using LRA. Accept also short displacements for S
15862 and T constraints. Do not check for long displacement target for
15863 S and T constraints.
15864 (s390_mem_constraint): Remove handling of U and W constraints.
15865 * config/s390/s390.md (various patterns): Remove the short
15866 displacement constraints (Q and R) if a long displacement
15867 constraint is present. Add longdisp as required CPU capability.
15868 * config/s390/vector.md: Likewise.
15869 * config/s390/vx-builtins.md: Likewise.
15871 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15874 * reload1.c (reload): Call finish_spills before
15875 restarting reload loop. Skip select_reload_regs
15876 if update_eliminables_and_spill returns true.
15878 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
15880 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
15881 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
15882 (umulhisi3_imm): Update predicates and constraint letters.
15883 (umulhisi3_reg): Declare instruction as commutative.
15884 * config/arc/constraints.md (J12, J16): New constraints.
15885 * config/arc/predicates.md (short_unsigned_const_operand): New
15887 (arc_short_operand): Likewise.
15888 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
15890 2016-04-29 Richard Biener <rguenther@suse.de>
15892 PR tree-optimization/13962
15893 PR tree-optimization/65686
15894 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
15895 * tree-ssa-alias.c (ptrs_compare_unequal): New function
15896 using PTA to compare pointers.
15897 * match.pd: Add pattern for pointer equality compare simplification
15898 using ptrs_compare_unequal.
15900 2016-04-29 Richard Biener <rguenther@suse.de>
15902 * stor-layout.c (layout_type): Do not build a pointer-to-element
15905 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15907 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
15908 Use SWI mode iterator. Use general_reg_operand predicate.
15909 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
15910 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
15913 2016-04-29 Jakub Jelinek <jakub@redhat.com>
15915 PR middle-end/70843
15916 * fold-const.c (operand_equal_p): Don't verify hash value equality
15918 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
15921 2016-04-28 Jakub Jelinek <jakub@redhat.com>
15924 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
15925 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
15926 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
15927 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
15928 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
15930 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15932 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
15933 to info. Don't initialize separate fields to 0. Clean up
15936 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15938 * config/i386/i386.md (peephole2s for operations with memory inputs):
15939 Use SWI mode iterator.
15940 (peephole2s for operations with memory outputs): Ditto.
15941 Do not check for stack checking probe.
15943 (probe_stack): Remove expander.
15945 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15946 Andrew Burgess <andrew.burgess@embecosm.com>
15948 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
15949 operands as 32-bits.
15951 2016-04-28 Jason Merrill <jason@redhat.com>
15953 * gdbinit.in: Skip line-map.h.
15955 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15956 Andrew Burgess <andrew.burgess@embecosm.com>
15958 * config/arc/arc.c (arc_conditional_register_usage): Take
15959 TARGET_RRQ_CLASS into account.
15960 (arc_print_operand): Support printing 'p' and 's' operands.
15961 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
15963 (TARGET_RRQ_CLASS): Define.
15964 (IS_POWEROF2_OR_0_P): Define.
15965 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
15967 (*tst_movb): New define_insn.
15968 (*tst): Avoid recognition if it could prevent '*tst_movb'
15969 combination; replace c/CnL with c/Chs alternative.
15970 (*tst_bitfield_tst): New define_insn.
15971 (*tst_bitfield_asr): New define_insn.
15972 (*tst_bitfield): New define_insn.
15973 (andsi3_i): Add Rrq variant.
15974 (extzv): New define_expand.
15975 (insv): New define_expand.
15976 (*insv_i): New define_insn.
15977 (*movb): New define_insn.
15978 (*movb_signed): New define_insn.
15979 (*movb_high): New define_insn.
15980 (*movb_high_signed): New define_insn.
15981 (*movb_high_signed + 1): New define_split pattern.
15982 (*mrgb): New define_insn.
15983 (*mrgb + 1): New define_peephole2 pattern.
15984 (*mrgb + 2): New define_peephole2 pattern.
15985 * config/arc/arc.opt (mbitops): New option for nps400, uses
15986 TARGET_NPS_BITOPS_DEFAULT.
15987 * config/arc/constraints.md (q): Make register class conditional.
15988 (Rrq): New register constraint.
15989 (Chs): New constraint.
15990 (Clo): New constraint.
15991 (Chi): New constraint.
15992 (Cbf): New constraint.
15993 (Cbn): New constraint.
15994 (C18): New constraint.
15995 (Cbi): New constraint.
15997 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15999 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
16001 (bitmap_intersection_of_preds): Ditto.
16002 (bitmap_union_of_succs): Ditto.
16003 (bitmap_union_of_preds): Ditto.
16004 * sbitmap.c (do_popcount): Delete.
16005 (BITMAP_DEBUGGING): Delete.
16006 (sbitmap_verify_popcount): Delete.
16007 (sbitmap_alloc): Don't initialize the popcount field.
16008 (sbitmap_alloc_with_popcount): Delete.
16009 (sbitmap_resize): Don't resize the popcount array.
16010 (sbitmap_vector_alloc): Don't initialize the popcount field.
16011 (bitmap_copy): Don't copy the popcount array.
16012 (bitmap_clear): Don't clear the popcount array.
16013 (bitmap_clear): Delete the popcount array handling.
16014 (bitmap_ior_and_compl): Delete the popcount assert.
16015 (bitmap_not): Ditto.
16016 (bitmap_and_compl): Ditto.
16017 (bitmap_and): Delete the popcount array handling.
16018 (bitmap_xor): Ditto.
16019 (bitmap_ior): Ditto.
16020 (bitmap_or_and): Delete the popcount assert.
16021 (bitmap_and_or): Ditto.
16022 (popcount_table): Delete.
16023 (sbitmap_elt_popcount): Delete.
16024 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
16025 (bitmap_set_bit): Delete the popcount assert.
16026 (bitmap_clear_bit): Ditto.
16027 (sbitmap_free): Don't free the popcount array.
16028 (sbitmap_alloc_with_popcount): Delete declaration.
16029 (sbitmap_popcount): Ditto.
16031 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16032 Andrew Burgess <andrew.burgess@embecosm.com>
16034 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
16035 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
16036 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
16037 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
16038 * config/arc/arc.opt (mcmem): New option.
16039 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
16040 supply length for r/m alternative.
16041 (*extendqisi2_ac): Likewise.
16042 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
16044 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
16045 (movhi_insn): Likewise.
16046 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
16047 (*zero_extendqihi2_i): Add r/Ucm alternative.
16048 (*zero_extendqisi2_ac): Likewise.
16049 (*zero_extendhisi2_i): Likewise.
16050 * config/arc/constraints.md (Uex): New memory constraint.
16051 (Ucm): New define_constraint.
16052 * config/arc/predicates.md (long_immediate_loadstore_operand):
16053 Return 0 for MEM with cmem_address address.
16054 (cmem_address_0): New predicates.
16055 (cmem_address_1): Likewise.
16056 (cmem_address_2): Likewise.
16057 (cmem_address): Likewise.
16059 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16061 * config/rs6000/rs6000.c (machine_function): Rename
16062 insn_chain_scanned_p to spe_insn_chain_scanned_p.
16063 (rs6000_stack_info): Adjust.
16065 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16066 Andrew Burgess <andrew.burgess@embecosm.com>
16068 * config/arc/constraints.md (Usd): Convert to define_constraint.
16072 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16075 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
16076 Add new peephole2 where the first insn is *mov<mode>_or instead of
16077 *mov<mode>_internal.
16079 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
16081 * tracer.c (bb_seen): Make static.
16083 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
16085 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
16086 support, setup defaults.
16087 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
16088 * config/arc/arc.c (arc_init): Add NPS400 support.
16089 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
16090 (TARGET_ARC700): NPS400 is also an ARC700.
16091 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
16093 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16096 * config/nds32/nds32.md (casesi): Don't access the operands array
16099 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16101 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
16102 (or $-1,reg peephole2): Ditto.
16103 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
16105 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
16107 * doc/extend.texi (Common Function Attributes) [optimize]:
16108 Discourage use of the optimize attribute.
16110 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
16112 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
16113 special case builtin.
16114 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
16115 ALTIVEC_BUILTIN_VEC_ADDE.
16116 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
16117 support for ALTIVEC_BUILTIN_VEC_ADDE.
16118 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
16119 for __builtin_vec_adde.
16121 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16123 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
16124 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
16126 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16129 * doc/sourcebuild.texi (Effective-Target Keywords, Other
16130 attributes): Document cilkplus_runtime.
16132 2016-04-28 Martin Jambor <mjambor@suse.cz>
16134 * tree-cfg.c (verify_expr): Verify that local declarations belong to
16135 this function. Call verify_expr on MEM_REFs and bases of other
16136 handled_components.
16138 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16140 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
16141 for WORD_REGISTER_OPERATIONS to runtime check.
16143 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16145 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
16147 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16149 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
16150 big-endian compilation.
16151 * config/arc/arc.md (addf3): Likewise.
16152 (subdf3): Likewise.
16153 (muldf3): Likewise.
16155 2016-04-28 Richard Biener <rguenther@suse.de>
16157 PR tree-optimization/70840
16158 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
16159 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
16160 Mark x * pow(x,c) -> pow(x,c+1) commutative.
16161 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
16163 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16165 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
16166 and explain why in a comment.
16168 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16170 * config/arc/arc.md (cpu_facility): Add fpx variant.
16171 (subdf3): Prohibit use reverse sub when assist operations option
16173 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
16174 instructions only when FPX is enabled.
16175 * testsuite/gcc.target/arc/trsub.c: New test.
16177 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16179 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
16180 mult_operator when calculating "type" attribute.
16181 (*fop_<mode>_1_i387): Ditto.
16182 (*fop_xf_1_i387): Ditto.
16183 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
16184 Use std::swap to swap operands. Use RTL expressions to generate
16187 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16188 Joern Rennecke <joern.rennecke@embecosm.com>
16190 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
16192 (emit_pic_move): Remove.
16193 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
16194 * config/arc/arc.c (emit_pic_move): Removed.
16195 (TARGET_HAVE_TLS): Define.
16196 (arc_conditional_register_usage): Test for arc_tp_regno.
16197 (arc_print_operand, arc_print_operand_address): Handle TLS
16199 (arc_needs_pcl_p): New function.
16200 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
16201 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
16202 (arc_raw_symbolic_reference_mentioned_p): Likewise.
16203 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
16204 (arc_legitimize_tls_address): Likewise.
16205 (DTPOFF_ZERO_SYM): Define.
16206 (arc_legitimize_pic_address): Make it static, handle TLS cases.
16207 (arc_output_pic_addr_const): Print TLS unspecs.
16208 (prepare_pic_move): New function, replaces emit_pic_move.
16209 (arc_legitimate_constant_p): Handle TLS unspecs.
16210 (arc_legitimate_address_p): Likewise.
16211 (arc_rewrite_small_data_p): Use assert for TLS constants.
16212 (prepare_move_operands): Use prepare_pic_move.
16213 (arc_legitimize_address): Legitimize tls addresses.
16214 (arc_epilogue_uses): Check for arc_tp_regno.
16215 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
16216 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
16218 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
16220 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
16221 %(arc_tls_extra_start_spec).
16222 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
16223 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
16225 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
16226 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
16227 (UNSPEC_TLS_OFF): Add.
16229 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
16230 (get_thread_pointersi): New patterns.
16231 * config/arc/arc.opt (mtp-regno): New option.
16232 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
16233 (move_dest_operand): Likewise.
16234 * configure: Regenerate.
16235 * configure.ac: Add arc*-*-* case to test for tls.
16236 * doc/invoke.texi (ARC options): Document mtp-regno.
16238 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16240 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
16241 the new ARC HS SIMD instructions.
16242 (arc_preferred_simd_mode): New function.
16243 (arc_autovectorize_vector_sizes): Likewise.
16244 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
16245 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
16246 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
16247 (arc_init_builtins): Add new SIMD builtin types.
16248 (arc_split_move): Handle 64 bit vector moves.
16249 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
16250 (TARGET_PLUS_QMACW): Define.
16251 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
16252 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
16253 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
16254 (VSUBADD4H): New builtins.
16255 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
16256 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
16258 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
16259 Matthias Klose <doko@debian.org>
16261 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
16263 2016-04-28 Richard Biener <rguenther@suse.de>
16265 PR middle-end/70777
16266 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
16269 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
16271 * common/config/sh/sh-common.c: Remove SH5 support.
16272 * config/sh/constraints.md: Likewise.
16273 * config/sh/config/sh/elf.h: Likewise.
16274 * config/sh/linux.h: Likewise.
16275 * config/sh/netbsd-elf.h: Likewise.
16276 * config/sh/predicates.md: Likewise.
16277 * config/sh/sh-c.c: Likewise.
16278 * config/sh/sh-protos.h: Likewise.
16279 * config/sh/sh.c: Likewise.
16280 * config/sh/sh.h: Likewise.
16281 * config/sh/sh.md: Likewise.
16282 * config/sh/sh.opt: Likewise.
16283 * config/sh/sync.md: Likewise.
16284 * config/sh/sh64.h: Delete.
16285 * config/sh/shmedia.h: Likewise.
16286 * config/sh/shmedia.md: Likewise.
16287 * config/sh/sshmedia.h: Likewise.
16288 * config/sh/t-netbsd-sh5-64: Likewise.
16289 * config/sh/t-sh64: Likewise.
16290 * config/sh/ushmedia.h: Likewise.
16292 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16294 * config/i386/i386.md (sign_extend to memory peephole2s): Use
16295 general_reg_operand instead of register_operand predicate.
16297 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16299 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
16301 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
16303 * match.pd (A - B > A, A + B < A): New transformations.
16305 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
16307 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
16308 which defaults to true. Emit an outer pair of parentheses only if
16309 EMIT_PARENS. When continuing a chain of && or || (or & or |),
16310 don't emit parentheses for the right-hand operand.
16312 2016-04-27 Jeff Law <law@redhat.com>
16314 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
16316 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16318 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
16319 (altivec_lvx_<mode>_internal): Document.
16320 (altivec_lvx_<mode>_2op): New define_insn.
16321 (altivec_lvx_<mode>_1op): Likewise.
16322 (altivec_lvx_<mode>_2op_si): Likewise.
16323 (altivec_lvx_<mode>_1op_si): Likewise.
16324 (altivec_stvx_<mode>): Remove.
16325 (altivec_stvx_<mode>_internal): Document.
16326 (altivec_stvx_<mode>_2op): New define_insn.
16327 (altivec_stvx_<mode>_1op): Likewise.
16328 (altivec_stvx_<mode>_2op_si): Likewise.
16329 (altivec_stvx_<mode>_1op_si): Likewise.
16330 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16331 Expand vec_ld and vec_st during parsing.
16332 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
16334 (altivec_expand_stvx_be): Likewise.
16335 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
16336 address-masking behavior in RTL.
16337 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
16338 address-masking behavior in RTL.
16339 (altivec_expand_builtin): Change builtin code arguments for calls
16340 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
16341 (insn_is_swappable_p): Avoid incorrect swap optimization in the
16342 presence of lvx/stvx patterns.
16343 (alignment_with_canonical_addr): New function.
16344 (alignment_mask): Likewise.
16345 (find_alignment_op): Likewise.
16346 (recombine_lvx_pattern): Likewise.
16347 (recombine_stvx_pattern): Likewise.
16348 (recombine_lvx_stvx_patterns): Likewise.
16349 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
16350 stvx patterns from expand.
16351 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
16353 (vector_altivec_store_<mode>): Likewise.
16355 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
16357 * config/aarch64/aarch64.md
16358 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
16359 remove the "fp" attributes.
16360 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
16361 add the "simd" attributes.
16362 (*movdf_aarch64): Likewise.
16363 (*movtf_aarch64): Remove the "fp" attributes.
16364 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
16365 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
16367 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16369 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
16370 rtx to rtx_code_label *.
16371 * rtl.h (maybe_set_first_label_num): Likewise.
16373 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16375 * df-core.c (df_add_problem): Make the problem param be const.
16376 (df_remove_problem): Make local "problem" be const.
16377 * df-problems.c (problem_RD): Make const.
16378 (problem_LR): Likewise.
16379 (problem_LIVE): Likewise.
16380 (problem_MIR): Likewise.
16381 (problem_CHAIN): Likewise.
16382 (problem_WORD_LR): Likewise.
16383 (problem_NOTE): Likewise.
16384 (problem_MD): Likewise.
16385 * df-scan.c (problem_SCAN): Likewise.
16386 * df.h (struct df_problem): Make field "dependent_problem" be
16388 (struct dataflow): Likewise for field "problem".
16389 (df_add_problem): Make param const.
16391 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
16393 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
16394 inter-unit moves to/from vector registers are enabled. Do not disable
16397 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16399 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
16400 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
16402 (enum df_problem_id): ...this new enum.
16403 (struct df_problem): Convert field "id" from "int" to
16404 enum df_problem_id.
16406 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16408 * rtl.def: Update comment for "things in the instruction chain" to
16409 reflect the removal of the leading "i" field for INSN_UID in
16410 r210360. Fix bogus apostrophe.
16412 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
16414 * config/i386/i386.md
16415 (lea arith with mem operand + setcc peephole2): Set operator mode.
16417 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
16420 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
16421 (dimode_scalar_to_vector_candidate_p): This.
16422 (timode_scalar_to_vector_candidate_p): New function.
16423 (scalar_to_vector_candidate_p): Likewise.
16424 (timode_check_non_convertible_regs): Likewise.
16425 (timode_remove_non_convertible_regs): Likewise.
16426 (remove_non_convertible_regs): Likewise.
16427 (remove_non_convertible_regs): Renamed to ...
16428 (dimode_remove_non_convertible_regs): This.
16429 (scalar_chain::~scalar_chain): Make it virtual.
16430 (scalar_chain::compute_convert_gain): Make it pure virtual.
16431 (scalar_chain::mark_dual_mode_def): Likewise.
16432 (scalar_chain::convert_insn): Likewise.
16433 (scalar_chain::convert_registers): Likewise.
16434 (scalar_chain::add_to_queue): Make it protected.
16435 (scalar_chain::emit_conversion_insns): Likewise.
16436 (scalar_chain::replace_with_subreg): Likewise.
16437 (scalar_chain::replace_with_subreg_in_insn): Likewise.
16438 (scalar_chain::convert_op): Likewise.
16439 (scalar_chain::convert_reg): Likewise.
16440 (scalar_chain::make_vector_copies): Likewise.
16441 (scalar_chain::convert_registers): New pure virtual function.
16442 (class dimode_scalar_chain): New class.
16443 (class timode_scalar_chain): Likewise.
16444 (scalar_chain::mark_dual_mode_def): Renamed to ...
16445 (dimode_scalar_chain::mark_dual_mode_def): This.
16446 (timode_scalar_chain::mark_dual_mode_def): New function.
16447 (timode_scalar_chain::convert_insn): Likewise.
16448 (dimode_scalar_chain::convert_registers): Likewise.
16449 (scalar_chain::compute_convert_gain): Renamed to ...
16450 (dimode_scalar_chain::compute_convert_gain): This.
16451 (scalar_chain::replace_with_subreg): Renamed to ...
16452 (dimode_scalar_chain::replace_with_subreg): This.
16453 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
16454 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
16455 (scalar_chain::make_vector_copies): Renamed to ...
16456 (dimode_scalar_chain::make_vector_copies): This.
16457 (scalar_chain::convert_reg): Renamed to ...
16458 (dimode_scalar_chain::convert_reg ): This.
16459 (scalar_chain::convert_op): Renamed to ...
16460 (dimode_scalar_chain::convert_op): This.
16461 (scalar_chain::convert_insn): Renamed to ...
16462 (dimode_scalar_chain::convert_insn): This.
16463 (scalar_chain::convert): Call convert_registers.
16464 (convert_scalars_to_vector): Change to scalar_chain pointer to
16465 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
16466 in 32-bit mode. Delete scalar_chain pointer. Call
16467 free_dominance_info in 64-bit mode.
16468 (pass_stv::gate): Remove TARGET_64BIT check.
16469 (ix86_option_override): Put the 64-bit STV pass before the CSE
16472 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
16474 * dwarf2out.h (struct dw_loc_descr_node): Remove the
16475 dw_loc_frame_offset field.
16476 * dwarf2out.c (new_loc_descr): Likewise.
16477 (resolve_args_picking_1): Turn the VISITED hash set into a
16478 FRAME_OFFSET hash map. Use it to associate a frame offset to
16479 visited nodes. Remove uses of the CHECKING_P macro.
16480 (resolve_args_picking): Update call to resolve_args_picking_1.
16482 2016-04-27 Martin Liska <mliska@suse.cz>
16484 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
16485 (free_loop_data): Release vuses of groups.
16487 2016-04-27 Bin Cheng <bin.cheng@arm.com>
16489 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
16490 instead of redundant use_id and boolean have_use_for.
16491 (struct iv_use): Change sub_id into group_id. Remove field next.
16492 Move fields: related_cands, n_map_members, cost_map and selected
16494 (struct iv_group): ... here. New structure.
16495 (struct iv_common_cand): Use structure declaration directly.
16496 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
16497 (MAX_CONSIDERED_USES): Rename macro to ...
16498 (MAX_CONSIDERED_GROUPS): ... here.
16499 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
16500 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
16501 (dump_uses): Rename to ...
16502 (dump_groups): ... here. Update all uses.
16503 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
16504 (find_induction_variables): Refactor format of dump information.
16505 (record_sub_use): Delete.
16506 (record_use): Update all uses.
16507 (record_group): New function.
16508 (record_group_use, find_interesting_uses_op): Call above functions.
16510 (find_interesting_uses_cond): Ditto.
16511 (group_compare_offset): New function.
16512 (split_all_small_groups): Rename to ...
16513 (split_small_address_groups_p): ... here. Update all uses.
16514 (split_address_groups): Update all uses.
16515 (find_interesting_uses): Refactor format of dump information.
16516 (add_candidate_1): Update all uses. Remove redundant check on iv,
16518 (add_candidate, record_common_cand): Remove redundant assert.
16519 (add_iv_candidate_for_biv): Update use.
16520 (add_iv_candidate_derived_from_uses): Update all uses.
16521 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
16522 (alloc_use_cost_map): Ditto.
16523 (set_use_iv_cost, get_use_iv_cost): Rename to ...
16524 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
16525 (determine_use_iv_cost_generic): Ditto.
16526 (determine_group_iv_cost_generic): Ditto.
16527 (determine_use_iv_cost_address): Ditto.
16528 (determine_group_iv_cost_address): Ditto.
16529 (determine_use_iv_cost_condition): Ditto.
16530 (determine_group_iv_cost_cond): Ditto.
16531 (determine_use_iv_cost): Ditto.
16532 (determine_group_iv_cost): Ditto.
16533 (set_autoinc_for_original_candidates): Update all uses.
16534 (find_iv_candidates): Update all uses. Refactor dump information.
16535 (determine_use_iv_costs): Ditto.
16536 (determine_iv_costs): Ditto.
16537 (iv_ca_cand_for_use): Rename to ...
16538 (iv_ca_cand_for_group): ... here. Update all uses.
16539 (iv_ca_add_use, iv_ca_add_group): Ditto.
16540 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
16541 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
16542 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
16543 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
16544 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
16545 (create_new_iv, adjust_iv_update_pos): Ditto.
16546 (rewrite_use_address): Delete.
16547 (rewrite_use_address_1): Rename to ...
16548 (rewrite_use_address): ... here.
16549 (rewrite_use_compare): Update all uses.
16550 (rewrite_use): Delete.
16551 (rewrite_uses): Rename to ...
16552 (rewrite_groups): ... here. Update all uses.
16553 (remove_unused_ivs, free_loop_data): Update all uses.
16554 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
16556 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16558 * rtlanal.c (nonzero_bits1): Convert preprocessor check
16559 for WORD_REGISTER_OPERATIONS to runtime check.
16561 2016-04-27 Richard Biener <rguenther@suse.de>
16564 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
16565 aggregate_value_p to determine if a function result is
16566 returned by reference.
16567 (ipa_pta_execute): Functions having their address taken are
16568 not automatically nonlocal.
16570 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16573 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
16574 * fold-const.c (operand_equal_p): If flag_checking and
16575 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
16576 and if it returns non-zero, assert iterative_hash_expr on both
16579 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16581 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
16583 2016-04-27 Nick Clifton <nickc@redhat.com>
16585 PR middle-end/49889
16586 * varasm.c (merge_weak): Generate an error if an attempt is made
16587 to convert a non-weak static function into a weak, public function.
16589 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16591 * params.def (MAX_PARTITION_SIZE): New param.
16592 * doc/invoke.texi: Document lto-max-partition.
16594 2016-04-27 Richard Biener <rguenther@suse.de>
16597 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
16598 function cummulating used_from_other_partition, externally_visible
16599 and force_output from aliases.
16600 (refered_from_nonlocal_var): Likewise.
16601 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
16602 node flags properly.
16604 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16606 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
16607 (-Wmemset-elt-size): New item.
16609 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
16612 * stor-layout.h (internal_reference_types): Delete.
16613 * stor-layout.c (reference_types_internal): Likewise.
16614 (internal_reference_types): Likewise.
16615 (layout_type) <REFERENCE_TYPE>: Adjust.
16617 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16620 * tree.h (inchash::add_expr): Add FLAGS argument.
16621 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
16622 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
16623 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
16624 Formatting fix. Adjust recursive calls. For tcc_comparison,
16625 if swap_tree_comparison (code) is smaller than code, hash that
16626 and arguments in the other order. Hash CONVERT_EXPR the same
16627 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
16628 of ADDR_EXPR of decl as the decl itself. Add or remove
16629 OEP_ADDRESS_OF from recursive flags as needed. For
16630 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
16631 operands commutatively and only the third one normally.
16632 For internal CALL_EXPR hash in CALL_EXPR_IFN.
16634 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
16636 * config/rtems.h (LIB_SPEC): Add -latomic.
16638 2016-04-27 Joel Sherrill <joel@rtems.org>
16640 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
16641 xilink.ld and flags not relevant to RTEMS.
16643 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
16645 * toplev.c (backend_init_target): Avoid calling init_reload when using
16648 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16650 * reorg.c (try_merge_delay_insns): Declare i and j inside the
16651 for loops rather than one for the whole function.
16653 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16655 * match.pd (X + CST CMP X): New transformation.
16657 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16659 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
16660 * fold-const.c (fold_binary_loc): Remove 2 transformations
16661 superseded by match.pd.
16662 * match.pd (x+x -> x*2): Generalize to integers.
16664 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
16666 * config/i386/i386.md (operation on memory peephole): Duplicate an
16667 existing peephole and adapt it to match lea rather than an operation
16670 PR rtl-optimization/57193
16671 * opts.c (default_options_table): Add OPT_frename_registers at -O2
16673 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
16675 2016-04-26 Bin Cheng <bin.cheng@arm.com>
16677 * tree-if-conv.c (any_pred_load_store): New static variable.
16678 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
16679 any_pred_load_store instead of and_mask_load_store.
16680 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
16681 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
16682 (combine_blocks, tree_if_conversion): Ditto.
16684 2016-04-26 Bin Cheng <bin.cheng@arm.com>
16686 PR tree-optimization/70771
16687 PR tree-optimization/70775
16688 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
16689 virtual PHI nodes. Delete parameter.
16690 (if_convertible_loop_p_1): Delete argument to above function.
16691 (predicate_all_scalar_phis): Delete code handling single-argument
16693 (tree_if_conversion): Mark and update virtual SSA.
16695 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16698 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
16699 (x86_elf_aligned_common): Rename to ...
16700 (x86_elf_aligned_decl_common): ... this.
16701 Add decl arg. Switch to .lbss for largecomm object. Use
16702 LARGECOMM_SECTION_ASM_OP.
16703 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
16705 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
16706 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
16708 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
16709 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
16711 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16714 * config/i386/i386.c (SECTION_LARGE): Define.
16715 (x86_64_elf_select_section): Set it for large data/bss sections.
16716 Only clear SECTION_WRITE for .lrodata.
16717 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
16719 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
16720 * varasm.c (default_elf_asm_named_section): Grow flagchars.
16721 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
16723 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
16724 * doc/tm.texi: Regenerate.
16726 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16729 * configure.ac (--enable-checking): Document extra flag, for
16730 non-release builds default to --enable-checking=yes,extra.
16731 If misc checking and extra checking, define CHECKING_P to 2 instead
16733 * common.opt (fchecking=): Add.
16734 * doc/invoke.texi (-fchecking=): Document.
16735 * doc/install.texi: Document --enable-checking changes.
16736 * configure: Regenerated.
16737 * config.in: Regenerated.
16739 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16741 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
16742 attribute instead of which_alternative.
16743 * config/i386/sse.md (*mov<mode>_internal): Ditto.
16744 Use EXT_REX_SSE_REG_P where appropriate.
16746 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16748 * config/i386/predicates.md (const0_operand): Do not match
16749 const_wide_int code.
16750 (const1_operand): Ditto.
16752 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16754 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
16755 for SSE constm1 operands and TARGET_AVX512VL.
16756 (*movti_internal): Ditto.
16757 (*mov<mode>_or): Use constm1_operand predicate.
16758 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
16759 for SSE vector_all_ones operands and TARGET_AVX512VL.
16760 * config/i386/predicates.md (constm1_operand): New predicate.
16761 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
16762 emission of constant -1 load.
16764 2016-04-25 Jason Merrill <jason@redhat.com>
16766 * gdbinit.in: Skip is-a.h.
16768 * attribs.c (register_scoped_attributes): Fix logic.
16769 * attribs.h: Declare register_scoped_attributes.
16771 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16773 * config/rs6000/rs6000-builtin.def: Correct pasto error for
16774 stxvd2x and stxvw4x built-in functions.
16776 2016-04-25 DJ Delorie <dj@redhat.com>
16778 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
16779 (ashrhi3): Likewise.
16780 (lshrhi3): Likewise.
16782 2016-04-25 Richard Biener <rguenther@suse.de>
16784 PR tree-optimization/70780
16785 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
16786 wasn't visited yet.
16787 (compute_antic): Mark blocks with abnormal preds as visited as
16788 they have a final empty antic-in solution already.
16790 2016-04-25 Michael Collison <michael.collison@linaro.org>
16792 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
16794 2016-04-25 Michael Collison <michael.collison@linaro.org>
16796 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
16797 mode is VQI to improve mixed mode vectorization.
16798 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
16799 define_insn to match low half of signed vaddw.
16800 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
16801 define_insn to match high half of signed vaddw.
16802 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
16803 define_insn to match low half of unsigned vaddw.
16804 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
16805 define_insn to match high half of unsigned vaddw.
16806 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
16807 (arm_simd_check_vect_par_cnst_half_p): Likewise.
16808 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
16810 (arm_simd_check_vect_par_cnst_half_p): Likewise.
16811 * config/arm/predicates.md (vect_par_constant_high): Support
16812 big endian and simplify by calling
16813 arm_simd_check_vect_par_cnst_half
16814 (vect_par_constant_low): Likewise.
16816 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16818 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
16819 predicate for operand 2.
16821 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
16822 H.J. Lu <hongjiu.lu@intel.com>
16824 * config/i386/i386-protos.h (standard_sse_constant_p): Add
16825 machine_mode argument.
16826 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
16827 constm1_rtx operands. For VOIDmode constants, get mode from
16828 pred_mode. Check mode size if the mode is supported by ABI.
16829 (standard_sse_constant_opcode): Do not use standard_constant_p.
16830 Strictly check ABI support for all-ones operands.
16831 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
16832 immediates. Update calls to standard_sse_constant_p.
16833 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
16834 (ix86_rtx_costs): Ditto.
16835 * config/i386/i386.md (*movxi_internal_avx512f): Use
16836 nonimmediate_or_sse_const_operand instead of vector_move_operand.
16837 Use (v,BC) alternative instead of (v,C). Use register_operand
16838 checks instead of MEM_P.
16839 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
16840 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
16841 isa attribute. Use register_operand checks instead of MEM_P.
16842 (*movti_internal): Use nonimmediate_or_sse_const_operand for
16843 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
16844 alternative and corresponding sse2 isa attribute.
16845 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
16846 to standard_sse_constant_p.
16847 (FP constant splitters): Ditto.
16848 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
16850 * config/i386/predicates.md (constm1_operand): Remove.
16851 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
16852 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
16853 vector_all_ones_operand instead of constm1_operand.
16855 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16857 * print-rtl.c (print_rtx_insn_vec): New function.
16858 * print-rtl.h: New prototype.
16859 * store-motion.c (struct st_expr): Make avail_stores a vector.
16860 (st_expr_entry): Adjust.
16861 (free_st_expr_entry): Likewise.
16862 (print_store_motion_mems): Likewise.
16863 (find_moveable_store): Likewise.
16864 (compute_store_table): Likewise.
16865 (delete_store): Likewise.
16866 (build_store_vectors): Likewise.
16868 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16870 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
16872 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16874 * vec.h (vec_safe_contains): New function.
16875 (vec::contains): Likewise.
16876 (vec::begin): Likewise.
16877 (vec::end): Likewise.
16879 2016-04-23 Jakub Jelinek <jakub@redhat.com>
16882 * cfgexpand.c (expand_stack_vars): Fix typo.
16884 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
16886 * system.h (list, map, set, vector): Include conditionally.
16887 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
16888 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
16889 * ipa-icf.c (INCLUDE_LIST): Define.
16890 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
16891 * config/sh/sh.c (INCLUDE_VECTOR): Define.
16892 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
16893 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
16894 * cp/logic.cc (INCLUDE_LIST): Define.
16895 * fortran/trans-common.c (INCLUDE_MAP): Define.
16897 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
16899 * auto-profile.c: Remove <string.h> include.
16900 * ipa-icf-gimple.c: Remove <list> include.
16901 * diagnostic.c: Remove <new> include.
16902 * genmatch.c: Likewise.
16903 * pretty-print.c: Likewise.
16904 * toplev.c: Likewise
16905 * c/c-objc-common.c: Likewise.
16906 * cp/error.c: Likewise.
16907 * fortran/error.c: Likewise.
16909 2016-04-22 Richard Biener <rguenther@suse.de>
16911 * lto-streamer-in.c (input_ssa_names): Do not allocate
16912 GIMPLE_NOP for all SSA names.
16913 * lto-streamer-out.c (output_ssa_names): Do not output
16914 SSA names that should have been released.
16916 2016-04-22 Richard Biener <rguenther@suse.de>
16918 PR tree-optimization/70740
16919 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
16922 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
16925 * config/i386/predicates.md (call_insn_operand): Replace
16926 sibcall_memory_operand with memory_operand.
16928 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
16930 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
16931 has_single_use() tests.
16932 (register_edge_assert_for_1): Likewise.
16933 (find_assert_locations_1): Check the liveness bitmap instead of
16934 checking has_single_use().
16936 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
16939 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
16940 Extract AVX-512BW constraint from AVX.
16942 2016-04-21 Richard Biener <rguenther@suse.de>
16944 PR tree-optimization/70725
16945 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
16946 for phi_convertible_by_degenerating_args.
16947 (predicate_all_scalar_phis): Handle single-argument PHIs.
16949 2016-04-21 Richard Biener <rguenther@suse.de>
16951 PR middle-end/70747
16952 * fold-const.c (fold_comparison): Return properly typed
16955 2016-04-21 Bin Cheng <bin.cheng@arm.com>
16957 PR tree-optimization/70715
16958 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
16959 after expanding BASE using expand_simple_operations.
16961 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
16963 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
16964 New transformations.
16966 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
16968 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
16970 2016-04-20 Jan Hubicka <jh@suse.cz>
16972 * ipa-inline.c (can_inline_edge_p): Pass caller info to
16973 ultiimate_alias_target.
16974 (update_callee_keys): Likewise.
16975 (lookup_recursive_calls): Likewise.
16976 (speculation_useful_p): Likewise.
16978 2016-04-20 Jan Hubicka <jh@suse.cz>
16981 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
16982 (set_nothrow_flag_1): ... this; handle interposition correctly;
16983 recurse on aliases and thunks.
16984 (cgraph_node::set_nothrow_flag): New.
16985 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
16986 functions compiled with non-call exceptions that binds to current
16988 (propagate_nothrow): Be safe WRT interposition.
16989 * cgraph.h (set_nothrow_flag): Update prototype.
16991 2016-04-18 Jan Hubicka <jh@suse.cz>
16993 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
16994 max_loop_iterations_int.
16995 (tree_unswitch_outer_loop): Likewise.
16997 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16999 PR tree-optimization/69489
17000 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
17001 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
17002 Revise dump message.
17003 (if_convertible_bb_p): Remove check on edge count of basic block's
17006 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17008 PR tree-optimization/56625
17009 PR tree-optimization/69489
17010 * tree-data-ref.h (DR_INNERMOST): New macro.
17011 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
17012 hashing struct innermost_loop_behavior.
17013 (ref_DR_map): Remove.
17014 (innermost_DR_map): New map.
17015 (baseref_DR_map): Revise comment.
17016 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
17017 to innermost_DR_map accroding to its innermost loop behavior.
17018 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
17019 to its innermost loop behavior.
17020 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
17021 Add initialization for innermost_DR_map. Record memory reference
17022 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
17023 have innermost loop behavior.
17024 (if_convertible_loop_p): Remove release for ref_DR_map. Release
17027 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
17029 * config/i386/i386.md (*lea<mode>_general_1): Rename from
17030 *lea_general_1. Use explicit SWI12 mode interator.
17031 (*lea<mode>_general_2): Rename from *lea_general_2.
17032 Use explicit SWI12 mode interator.
17033 (*lea<mode>_general_3): Rename from *lea_general_3.
17034 Use explicit SWI12 mode interator.
17035 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
17036 Use explicit SWI12 mode interator.
17037 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
17038 Use explicit SWI48 mode interator.
17040 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17042 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
17043 Short-cut unaligned load and store cases. Handle all integer
17045 (ix86_expand_vector_move_misalign): Short-cut unaligned load
17046 and store cases. Call ix86_avx256_split_vector_move_misalign
17047 directly without checking mode class.
17049 2016-04-20 Andrew Pinski <apinski@cavium.com>
17050 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17053 * config/aarch64/aarch64.md (sibcall): Force call
17054 address to be DImode for ILP32.
17055 (sibcall_value): Likewise.
17057 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17059 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
17061 2016-04-20 Richard Biener <rguenther@suse.de>
17063 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
17064 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
17065 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
17066 (maybe_push_res_to_seq): Adjust.
17067 * gimple-fold.c (maybe_build_generic_op): Likewise.
17069 2016-04-20 Marek Polacek <polacek@redhat.com>
17071 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
17074 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
17076 * config/i386/sse.md (vec_unpacks_lo_hi): Always
17077 use kmovw to support AVX512F target.
17079 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17081 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
17083 2016-04-20 Marek Polacek <polacek@redhat.com>
17085 PR tree-optimization/70725
17086 * tree-if-conv.c (is_false_predicate): New function.
17087 (predicate_mem_writes): Use it.
17089 2016-04-20 Richard Biener <rguenther@suse.de>
17091 PR tree-optimization/70726
17092 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
17093 shift amounts from a pattern stmt operand.
17095 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17098 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
17099 stack_restore_from_fpr pattern when restoring r15.
17100 (s390_optimize_prologue): Strip away the memory barrier in the
17101 parallel when trying to get rid of restore insns.
17102 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
17103 definition for loading the stack pointer from an FPR. Compared to
17104 the normal move insn this pattern includes a full memory barrier.
17106 2016-04-19 Jakub Jelinek <jakub@redhat.com>
17108 PR middle-end/70680
17109 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
17110 implicitly linear or lastprivate iterator on the outer context.
17112 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17114 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
17116 * config/i386/i386.md (ssememalign): Removed.
17117 * config/i386/sse.md: Remove ssememalign attribute from patterns.
17119 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17122 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
17123 const short * to __builtin_ia32_loaddquhi512_mask.
17124 (_mm512_maskz_loadu_epi16): Likewise.
17125 (_mm512_mask_storeu_epi16): Pass short * to
17126 __builtin_ia32_storedquhi512_mask.
17127 (_mm512_mask_loadu_epi8): Pass const char * to
17128 __builtin_ia32_loaddquqi512_mask.
17129 (_mm512_maskz_loadu_epi8): Likewise.
17130 (_mm512_mask_storeu_epi8): Pass char * to
17131 __builtin_ia32_storedquqi512_mask.
17132 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
17133 const double * to __builtin_ia32_loadupd512_mask.
17134 (_mm512_mask_loadu_pd): Likewise.
17135 (_mm512_maskz_loadu_pd): Likewise.
17136 (_mm512_storeu_pd): Pass double * to
17137 __builtin_ia32_storeupd512_mask.
17138 (_mm512_mask_storeu_pd): Likewise.
17139 (_mm512_loadu_ps): Pass const float * to
17140 __builtin_ia32_loadups512_mask.
17141 (_mm512_mask_loadu_ps): Likewise.
17142 (_mm512_maskz_loadu_ps): Likewise.
17143 (_mm512_storeu_ps): Pass float * to
17144 __builtin_ia32_storeups512_mask.
17145 (_mm512_mask_storeu_ps): Likewise.
17146 (_mm512_mask_loadu_epi64): Pass const long long * to
17147 __builtin_ia32_loaddqudi512_mask.
17148 (_mm512_maskz_loadu_epi64): Likewise.
17149 (_mm512_mask_storeu_epi64): Pass long long *
17150 to __builtin_ia32_storedqudi512_mask.
17151 (_mm512_loadu_si512): Pass const int * to
17152 __builtin_ia32_loaddqusi512_mask.
17153 (_mm512_mask_loadu_epi32): Likewise.
17154 (_mm512_maskz_loadu_epi32): Likewise.
17155 (_mm512_storeu_si512): Pass int * to
17156 __builtin_ia32_storedqusi512_mask.
17157 (_mm512_mask_storeu_epi32): Likewise.
17158 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
17159 char * to __builtin_ia32_storedquqi256_mask.
17160 (_mm_mask_storeu_epi8): Likewise.
17161 (_mm256_mask_loadu_epi16): Pass const short * to
17162 __builtin_ia32_loaddquhi256_mask.
17163 (_mm256_maskz_loadu_epi16): Likewise.
17164 (_mm_mask_loadu_epi16): Pass const short * to
17165 __builtin_ia32_loaddquhi128_mask.
17166 (_mm_maskz_loadu_epi16): Likewise.
17167 (_mm256_mask_loadu_epi8): Pass const char * to
17168 __builtin_ia32_loaddquqi256_mask.
17169 (_mm256_maskz_loadu_epi8): Likewise.
17170 (_mm_mask_loadu_epi8): Pass const char * to
17171 __builtin_ia32_loaddquqi128_mask.
17172 (_mm_maskz_loadu_epi8): Likewise.
17173 (_mm256_mask_storeu_epi16): Pass short * to.
17174 __builtin_ia32_storedquhi256_mask.
17175 (_mm_mask_storeu_epi16): Pass short * to.
17176 __builtin_ia32_storedquhi128_mask.
17177 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
17178 const double * to __builtin_ia32_loadupd256_mask.
17179 (_mm256_maskz_loadu_pd): Likewise.
17180 (_mm_mask_loadu_pd): Pass onst double * to
17181 __builtin_ia32_loadupd128_mask.
17182 (_mm_maskz_loadu_pd): Likewise.
17183 (_mm256_mask_storeu_pd): Pass double * to
17184 __builtin_ia32_storeupd256_mask.
17185 (_mm_mask_storeu_pd): Pass double * to
17186 __builtin_ia32_storeupd128_mask.
17187 (_mm256_mask_loadu_ps): Pass const float * to
17188 __builtin_ia32_loadups256_mask.
17189 (_mm256_maskz_loadu_ps): Likewise.
17190 (_mm_mask_loadu_ps): Pass const float * to
17191 __builtin_ia32_loadups128_mask.
17192 (_mm_maskz_loadu_ps): Likewise.
17193 (_mm256_mask_storeu_ps): Pass float * to
17194 __builtin_ia32_storeups256_mask.
17195 (_mm_mask_storeu_ps): ass float * to
17196 __builtin_ia32_storeups128_mask.
17197 (_mm256_mask_loadu_epi64): Pass const long long * to
17198 __builtin_ia32_loaddqudi256_mask.
17199 (_mm256_maskz_loadu_epi64): Likewise.
17200 (_mm_mask_loadu_epi64): Pass const long long * to
17201 __builtin_ia32_loaddqudi128_mask.
17202 (_mm_maskz_loadu_epi64): Likewise.
17203 (_mm256_mask_storeu_epi64): Pass long long * to
17204 __builtin_ia32_storedqudi256_mask.
17205 (_mm_mask_storeu_epi64): Pass long long * to
17206 __builtin_ia32_storedqudi128_mask.
17207 (_mm256_mask_loadu_epi32): Pass const int * to
17208 __builtin_ia32_loaddqusi256_mask.
17209 (_mm256_maskz_loadu_epi32): Likewise.
17210 (_mm_mask_loadu_epi32): Pass const int * to
17211 __builtin_ia32_loaddqusi128_mask.
17212 (_mm_maskz_loadu_epi32): Likewise.
17213 (_mm256_mask_storeu_epi32): Pass int * to
17214 __builtin_ia32_storedqusi256_mask.
17215 (_mm_mask_storeu_epi32): Pass int * to
17216 __builtin_ia32_storedqusi128_mask.
17217 * config/i386/i386-builtin-types.def (PCSHORT): New.
17218 (PINT64): Likewise.
17219 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
17220 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
17221 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
17222 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
17223 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
17224 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
17225 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
17226 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
17227 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
17228 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
17229 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
17230 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
17231 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
17232 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
17233 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
17234 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
17235 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
17236 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
17237 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
17238 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
17239 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
17240 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
17241 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
17242 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
17243 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
17244 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
17245 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
17246 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
17247 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
17248 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
17249 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
17250 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
17251 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
17252 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
17253 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
17254 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
17255 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
17256 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
17257 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
17258 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
17259 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
17260 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
17261 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
17262 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
17263 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
17264 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
17265 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
17266 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
17267 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
17269 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
17270 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
17272 (ix86_expand_vector_move_misalign): Likewise.
17273 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
17274 to scalar function prototype for unaligned load/store builtins.
17275 (ix86_expand_special_args_builtin): Updated.
17276 * config/i386/sse.md (UNSPEC_LOADU): Removed.
17277 (UNSPEC_STOREU): Likewise.
17278 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
17279 (VI_ULOADSTORE_F_AVX512VL): Likewise.
17280 (ssescalarsize): Handle V4TI, V2TI and V1TI.
17281 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
17282 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
17283 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
17284 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
17285 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
17286 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
17287 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
17288 (<avx512>_storedqu<mode>_mask): Likewise.
17289 (*sse4_2_pcmpestr_unaligned): Likewise.
17290 (*sse4_2_pcmpistr_unaligned): Likewise.
17291 (*mov<mode>_internal): Renamed to ...
17292 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
17293 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
17294 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
17295 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
17297 2016-04-19 Richard Biener <rguenther@suse.de>
17299 PR tree-optimization/70171
17300 * tree-ssa-phiprop.c: Include stor-layout.h.
17301 (phiprop_insert_phi): Handle the aggregate copy case.
17302 (propagate_with_phi): Likewise.
17304 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
17306 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
17307 instead of simplify_gen_subreg (... , 0).
17308 (ix86_delegitimize_address): Ditto.
17309 (ix86_split_divmod): Ditto.
17310 (ix86_split_copysign_const): Ditto.
17311 (ix86_split_copysign_var): Ditto.
17312 (ix86_expand_args_builtin): Ditto.
17313 (ix86_expand_round_builtin): Ditto.
17314 (ix86_expand_special_args_builtin): Ditto.
17315 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
17316 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
17317 (udivmodqi4): Ditto.
17318 (absneg splitters): Ditto.
17319 (*jcc_bt<mode>_1): Ditto.
17321 2016-04-19 Richard Biener <rguenther@suse.de>
17323 PR tree-optimization/70724
17324 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
17325 restoring out from ...
17326 (free_scc_vn): ... here.
17327 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
17328 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
17330 (pass_fre::execute): Restore SSA info.
17332 2016-04-19 Richard Biener <rguenther@suse.de>
17334 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
17335 * gimple-walk.c (walk_gimple_op): Initialize it.
17336 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
17337 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
17338 remapping SSA names of defs.
17339 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
17342 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
17344 PR middle-end/70689
17345 * lra-constraints.c (equiv_substition_p): New.
17346 (process_alt_operands): Use it.
17347 (swap_operands): Swap it.
17348 (curr_insn_transform): Update it.
17350 2016-04-18 Michael Matz <matz@suse.de>
17352 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
17353 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
17354 * tree-core.h (tree_type_common.align): Use bit-field.
17355 (tree_type_common.spare): New.
17356 (tree_decl_common.off_align): Make smaller.
17357 (tree_decl_common.align): Use bit-field.
17359 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
17360 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
17361 (scan_sharing_clauses): Ditto.
17362 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
17363 (omp_finish_file): Ditto.
17364 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
17365 (layout_decl): Ditto.
17366 (relayout_decl): Ditto.
17367 (finalize_record_size): Use SET_TYPE_ALIGN.
17368 (finalize_type_size): Ditto.
17369 (finish_builtin_struct): Ditto.
17370 (layout_type): Ditto.
17371 (initialize_sizetypes): Ditto.
17372 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
17373 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
17374 (lookup_field_for_decl): Use SET_DECL_ALIGN.
17375 (get_chain_field): Ditto.
17376 (get_trampoline_type): Ditto.
17377 (get_nl_goto_field): Ditto.
17378 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
17380 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
17381 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
17382 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
17383 (build_qualified_type): Use SET_TYPE_ALIGN.
17384 (build_aligned_type, build_range_type_1): Ditto.
17385 (build_atomic_base): Ditto.
17386 (build_common_tree_nodes): Ditto.
17387 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
17388 (expand_one_stack_var_at): Ditto.
17389 * coverage.c (build_var): Use SET_DECL_ALIGN.
17390 * except.c (init_eh): Ditto.
17391 * function.c (assign_parm_setup_block): Ditto.
17392 * symtab.c (increase_alignment_1): Ditto.
17393 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
17394 * tree-vect-stmts.c (ensure_base_align): Ditto.
17395 * varasm.c (align_variable): Ditto.
17396 (assemble_variable): Ditto.
17397 (build_constant_desc): Ditto.
17398 (output_constant_def_contents): Ditto.
17400 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
17401 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
17402 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
17403 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
17404 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
17406 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
17409 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
17410 replace %vmovsd with "%vmovq".
17411 (vec_concatv2df): Likewise.
17413 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
17415 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
17416 (*vec_extractv2si_0): Ditto.
17417 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
17418 (zero_extended_scalar_load_operand splitters): Ditto.
17419 (vec_extract splitters): Ditto.
17420 (*vec_extractv4si_0_zext): Ditto.
17421 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
17422 and lowpart_subreg.
17423 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
17424 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
17425 (*sse4_1_extractps): Use lowpart_subreg.
17426 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
17428 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17430 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
17432 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
17433 Mention Solaris 11 packaging changes.
17434 Update gas and gld requirements.
17435 Remove reference to pre-Solaris 10 bug.
17436 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
17438 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
17441 2016-04-17 Jan Hubicka <jh@suse.cz>
17443 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
17444 max_loop_iterations_int.
17446 2016-04-18 Richard Biener <rguenther@suse.de>
17448 PR tree-optimization/43434
17449 * tree-ssa-structalias.c (struct vls_data): New.
17450 (visit_loadstore): Handle all pointer-based accesses.
17451 (compute_dependence_clique): Compute a bitmap of restrict tags
17452 assigned bases and pass it to visit_loadstore.
17454 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
17457 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
17458 armv8.1-a and armv8.1-a+crc.
17460 2016-04-18 Richard Biener <rguenther@suse.de>
17462 PR tree-optimization/70701
17463 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
17464 references after translating through a memcpy.
17466 2016-04-18 Richard Biener <rguenther@suse.de>
17468 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
17469 (compute_antic): ... here. For partial antic use regular
17470 postorder and scrap iteration.
17471 (compute_partial_antic_aux): Remove unused return value.
17472 (init_pre): Do not allocate postorder.
17473 (fini_pre): Do not free postorder.
17475 2016-04-18 Richard Biener <rguenther@suse.de>
17477 PR middle-end/37870
17478 * expmed.c (extract_bit_field_1): Remove broken case
17479 using a wider MODE_INT mode.
17481 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
17483 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
17484 unless compiling with at least GCC-4.8.
17486 2016-04-17 Jan Hubicka <jh@suse.cz>
17489 * graphite.c (graphite_finalize): Update call to
17490 tree_estimate_probability.
17491 * predict.h (tree_estimate_probability): Update prototype.
17493 2016-04-17 Jan Hubicka <jh@suse.cz>
17495 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
17496 (tree_estimate_probability): Likewise.
17497 (pass_profile::execute): Update.
17498 (report_predictor_hitrates): New function.
17499 * profile.c (compute_branch_probabilities): Use it.
17500 * predict.h (report_predictor_hitrates): Declare.
17502 2016-04-17 Jan Hubicka <jh@suse.cz>
17505 * cgraph.h (cgraph_node::set_const_flag,
17506 cgraph_node::set_pure_flag): Update prototype to return bool;
17508 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
17509 of interposable symbol are interposable, too.
17510 (cgraph_set_const_flag_1): Rename to ...
17511 (set_const_flag_1): ... this one; change to self recursive function
17512 instead of call_for_symbol_thunks_and_aliases. Handle correctly
17513 clearnig the flag in all variants and also virtual thunks of const
17514 functions are pure; track if any change was done.
17515 (cgraph_node::set_const_flag): Update.
17516 (struct set_pure_flag_info): New struct.
17517 (cgraph_set_pure_flag_1): Rename to ...
17518 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
17519 rather than pointer encoded flags; track if any changes was done;
17520 handle correctly clearning flag and setting flag of aliases already
17522 (cgraph_node::set_pure_flag): Update.
17523 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
17525 2016-04-17 Tom de Vries <tom@codesourcery.com>
17528 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
17529 backslash in label.
17531 2016-04-17 Tom de Vries <tom@codesourcery.com>
17533 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
17534 '{}<> ' as escape-for-record.
17536 2016-04-17 Tom de Vries <tom@codesourcery.com>
17538 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
17541 2016-04-17 Tom de Vries <tom@codesourcery.com>
17544 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
17545 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
17546 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
17547 * passes.c (finish_optimization_passes): Only call
17548 finish_graph_dump_file if dfi->graph_dump_initialized.
17549 (execute_function_dump, pass_init_dump_file): Use
17550 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
17552 2016-04-17 Tom de Vries <tom@codesourcery.com>
17554 PR tree-optimization/70256
17555 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
17556 (debug_varmap): New function.
17558 2016-04-17 Tom de Vries <tom@codesourcery.com>
17561 * passes.c (pass_manager::register_pass): Propagate pflags.
17563 2016-04-17 Tom de Vries <tom@codesourcery.com>
17566 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
17567 * passes.c (pass_manager::pass_manager): Declare and init p_start in
17568 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
17569 check if it's equal to p_start.
17570 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
17572 2016-04-15 Jan Hubicka <jh@suse.cz>
17575 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
17576 function does not bind to current def.
17577 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
17578 handle conservatively calls to functions that does not need to bind
17580 (check_call): Update call of worse_state.
17581 (ignore_edge_for_nothrow): Update.
17582 (ignore_edge_for_pure_const): Likewise.
17583 (propagate_pure_const): Update calls to worse_state.
17584 (skip_function_for_local_pure_const): Reformat comments.
17586 2016-04-15 Jan Hubicka <jh@suse.cz>
17589 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
17590 (cgraph_node::function_symbol): Likewise.
17591 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17592 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
17593 (symtab_node::ultimate_alias_target): Add REF parameter.
17594 (symtab_node::binds_to_current_def_p): Declare.
17595 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
17596 (cgraph_node::function_symbol): Likewise.
17597 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17598 (cgraph_node::get_availability): Likewise.
17599 (cgraph_edge::binds_to_current_def_p): New inline function.
17600 (varpool_node::get_availability): Add REF parameter.
17601 (varpool_node::ultimate_alias_target): Likewise.
17602 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
17603 (symtab_node::binds_to_current_def_p): Likewise.
17604 * varpool.c (varpool_node::get_availability): Likewise.
17606 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17609 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
17610 Fix mode size check.
17612 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17614 * BASE-VER: Set to 7.0.0.
17616 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
17618 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
17620 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17622 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
17623 architecture revisions.
17625 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
17627 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
17628 * config/i386/i386.c (ix86_using_red_zone): No longer static.
17629 * config/i386/i386.md (stack decrement to push peepholes): Guard
17630 with !x86_using_red_zone ().
17632 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17635 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
17636 to dump_generic_node.
17637 (NIY): Pass also flags to do_niy.
17639 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
17641 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
17642 (simd_clone_vector_of_formal_parm_types)
17643 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
17644 (simd_clone_mangle, simd_clone_create)
17645 (simd_clone_adjust_return_type, create_tmp_simd_array)
17646 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
17647 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
17648 (ipa_simd_modify_function_body, simd_clone_linear_addend)
17649 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
17650 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
17651 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
17652 * omp-simd-clone.c: ... this new file.
17653 (simd_clone_vector_of_formal_parm_types): Make it static.
17654 * Makefile.in (OBJS): Add omp-simd-clone.o.
17656 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17659 * config/i386/sse.md: Use proper memory operand modifiers.
17662 2016-04-15 Richard Biener <rguenther@suse.de>
17663 Alan Modra <amodra@gmail.com>
17665 PR tree-optimization/70130
17666 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
17667 when alignment stays not the same and no not use the realign
17670 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17673 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17674 direct move handlers for KFmode. Change TFmode handlers test from
17675 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
17677 2016-04-14 Jakub Jelinek <jakub@redhat.com>
17680 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
17681 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
17682 (inlined_polymorphic_ctor_dtor_block_p): Use it.
17683 * tree-ssa-live.c (remove_unused_scope_block_p): When
17684 in_ctor_dtor_block, avoid discarding not just BLOCKs with
17685 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
17686 block_ultimate_origin is FUNCTION_DECL.
17687 (remove_unused_locals): If current_function_decl is
17688 polymorphic_ctor_dtor_p, pass initial true to
17689 remove_unused_scope_block_p' is_ctor_dtor_block.
17691 2016-04-14 Martin Sebor <msebor@redhat.com>
17696 * doc/extend.texi (Variable Length): Revert.
17698 2016-04-14 Marek Polacek <polacek@redhat.com>
17699 Jan Hubicka <hubicka@ucw.cz>
17702 * tree.c (verify_type): Disable the canonical type of main variant
17705 2016-04-14 Jason Merrill <jason@redhat.com>
17707 * cfgexpand.c, expr.c: Revert previous change.
17709 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
17711 PR middle-end/70643
17712 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
17713 when building a mem ref for the incoming reduction variable.
17715 2016-04-14 Richard Biener <rguenther@suse.de>
17717 PR tree-optimization/70614
17718 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
17719 loop if the evolution dropped to chrec_dont_know.
17720 (interpret_condition_phi): Likewise.
17722 2016-04-14 Richard Biener <rguenther@suse.de>
17724 PR tree-optimization/70623
17725 * tree-ssa-pre.c (changed_blocks): Make global ...
17726 (compute_antic): ... local here. Move and fix worklist
17727 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
17728 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
17729 worklist handling, dump when ANTIC_IN changed.
17730 (compute_partial_antic_aux): Remove worklist handling.
17731 (init_pre): Do not compute post dominators. Add a comment about
17732 the CFG order chosen.
17733 (fini_pre): Do not free post dominators.
17735 2016-04-13 Martin Sebor <msebor@redhat.com>
17740 * doc/extend.texi (Variable Length): Document C++ specifics.
17742 2016-04-13 Jakub Jelinek <jakub@redhat.com>
17745 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
17746 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
17747 eh edges have been purged.
17750 * tree-sra.c (create_access_replacement,
17751 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
17753 * tree-pretty-print.c (dump_fancy_name): New function.
17754 (dump_decl_name, dump_generic_node): Use it.
17756 2016-04-13 Jason Merrill <jason@redhat.com>
17758 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
17759 * expr.c (expand_expr_real_1): Likewise.
17761 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
17763 * config/i386/i386.md (kunpckhi): Swap operands.
17764 (kunpcksi): Likewise.
17765 (kunpckdi): Likewise.
17766 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
17767 (vec_pack_trunc_<mode>): Likewise.
17769 2016-04-13 Jakub Jelinek <jakub@redhat.com>
17772 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
17774 PR middle-end/70633
17775 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
17776 gimplification turns some element into non-constant.
17779 * rtl.h (convert_memory_address_addr_space_1): New prototype.
17780 * explow.c (convert_memory_address_addr_space_1): No longer static,
17781 add NO_EMIT argument and don't call convert_modes if true, pass
17782 it down recursively, remove break after return.
17783 (convert_memory_address_addr_space): Adjust caller.
17784 * simplify-rtx.c (simplify_unary_operation_1): Call
17785 convert_memory_address_addr_space_1 instead of convert_memory_address,
17786 if it returns NULL, don't simplify.
17788 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
17791 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
17793 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17795 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17796 Bump the upper SIMDLEN limits, so that if the return type or
17797 characteristic type if the return type is void can be passed in
17798 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
17801 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17804 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
17805 Do not use "=" constraint on an input constraint.
17806 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
17807 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
17808 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
17809 generates (neg (abs ...)) instead of (abs ...).
17811 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17813 PR rtl-optimization/70596
17814 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
17815 just invalidate LRA data and reset them. Adjust dump wording.
17817 2016-04-12 Martin Liska <mliska@suse.cz>
17820 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17822 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
17824 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17825 max_loop_iterations_int.
17826 (tree_unswitch_outer_loop): Likewise.
17827 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
17828 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
17830 2016-04-12 Tom de Vries <tom@codesourcery.com>
17832 PR tree-optimization/68756
17833 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
17834 instead of new_name.
17836 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17838 PR tree-optimization/70602
17839 * tree-sra.c (generate_subtree_copies): Don't write anything into
17840 constant pool decls.
17842 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
17843 regardless whether there are depend clauses or not.
17845 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
17848 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
17849 target attribute and pragma from changing the -mfloat128
17850 and -mfloat128-hardware options.
17852 * doc/extend.texi (Additional Floating Types): Document PowerPC
17853 __float128 restrictions.
17855 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17858 * config/aarch64/driver-aarch64.c
17859 (aarch64_get_extension_string_for_isa_flags): New.
17860 (arch_extension): Rename to...
17861 (aarch64_arch_extension): ...This.
17862 (ext_to_feat_string): Rename to...
17863 (aarch64_extensions): ...This.
17864 (aarch64_core_data): Keep track of architecture extension flags.
17865 (cpu_data): Rename to...
17866 (aarch64_cpu_data): ...This.
17867 (aarch64_arch_driver_info): Keep track of architecture extension
17869 (get_arch_name_from_id): Rename to...
17870 (get_arch_from_id): ...This, change return type.
17871 (host_detect_local_cpu): Update and reformat for renames, handle
17872 extensions through common infrastructure.
17874 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17877 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
17878 track of a canonical flag name.
17879 (all_extensions): Likewise.
17880 (arch_to_arch_name): Also track extension flags enabled by the arch.
17881 (all_architectures): Likewise.
17882 (aarch64_parse_extension): Move to here.
17883 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
17885 (aarch64_rewrite_selected_cpu): Update for above change.
17886 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
17887 are handled, such that the single explicit value enabled by an
17888 extension is kept seperate from the implicit values it also enables.
17889 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
17891 (aarch64_parse_extension): New.
17892 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
17893 here to config/aarch64/aarch64-protos.h.
17894 (aarch64_parse_extension): Move from here to
17895 common/config/aarch64/aarch64-common.c.
17896 (aarch64_option_print): Update.
17897 (aarch64_declare_function_name): Likewise.
17898 (aarch64_start_file): Likewise.
17899 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
17900 the canonical flag for extensions.
17901 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
17904 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17906 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
17909 2016-04-09 Tom de Vries <tom@codesourcery.com>
17911 PR tree-optimization/68953
17912 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
17913 first to last subscript.
17915 2016-04-09 Jakub Jelinek <jakub@redhat.com>
17917 PR tree-optimization/70586
17918 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
17921 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
17925 PR tree-optimization/70373
17926 PR middle-end/70533
17927 PR middle-end/70534
17928 PR middle-end/70535
17929 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
17930 clauses for acc parallel reductions as necessary. Error on those
17932 * omp-low.c (scan_sharing_clauses): Don't install variables which
17933 are used in acc parallel reductions.
17934 (lower_rec_input_clauses): Remove dead code.
17935 (lower_oacc_reductions): Add support for reference reductions.
17936 (lower_reduction_clauses): Remove dead code.
17937 (lower_omp_target): Don't remap variables appearing in acc parallel
17939 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
17941 2016-04-08 Jakub Jelinek <jakub@redhat.com>
17943 PR middle-end/70593
17944 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
17945 with multiple SSA_NAME defs, force the outputs other than first
17946 to be live before calling live_track_process_def on each output.
17948 PR rtl-optimization/70574
17949 * fwprop.c (forward_propagate_and_simplify): Don't add
17950 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
17951 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
17952 paradoxical subregs within *loc.
17954 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
17956 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
17957 -ftree-parallelize-loops={0,1}.
17958 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
17959 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
17960 * config/ia64/hpux.h (LIB_SPEC): Likewise.
17961 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
17962 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
17964 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
17967 * asan.c (instrument_derefs): If we get unknown location, extract it
17968 with EXPR_LOCATION.
17969 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
17971 2016-04-08 Tom de Vries <tom@codesourcery.com>
17973 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
17974 implicit firstprivate clause.
17976 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17979 * config/arm/thumb2.md (tst + branch-> lsls + branch
17980 peephole below *orsi_not_shiftsi_si): Require that condition
17981 register is dead after the peephole.
17982 (second peephole after the above): Likewise.
17984 2016-04-08 Alan Modra <amodra@gmail.com>
17987 * builtins.c (fold_builtin_classify): For IBM extended precision,
17988 look at just the high-order double to test for NaN.
17989 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
17990 test just the high double for Inf but both doubles for subnormal
17993 2016-04-07 Jakub Jelinek <jakub@redhat.com>
17995 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
17996 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
17997 node->simdclone->mask_mode != VOIDmode masks.
17998 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
17999 earlier, use it instead of node->simdclone.
18000 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18001 Set clonei->mask_mode.
18003 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18006 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
18007 Pass it through to cp_parser_already_scoped_statement.
18008 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
18009 it through to cp_parser_statement.
18010 (cp_parser_statement): Pass IF_P through to
18011 cp_parser_iteration_statement.
18012 (cp_parser_pragma): Adjust call to
18013 cp_parser_iteration_statement.
18015 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18018 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
18019 resolve a future -Wparentheses warning.
18020 * omp-low.c (scan_sharing_clauses): Likewise.
18021 * tree-parloops.c (eliminate_local_variables): Likewise.
18023 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
18025 PR rtl-optimization/70398
18026 * lra-constraints.c (process_address_1): Check zero scale and code
18027 for reloading with zero scale.
18029 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
18031 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
18032 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
18034 2016-04-06 Jakub Jelinek <jakub@redhat.com>
18036 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18037 Add support for AVX512F clones, include them by default for
18038 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
18039 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
18042 PR middle-end/70550
18043 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
18044 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
18045 firstprivate clauses.
18046 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
18047 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
18048 (lower_omp_target): Set TREE_NO_WARNING for
18049 non-addressable possibly uninitialized vars which are copied into
18050 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
18052 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
18054 * config/pa/predicates.md (integer_store_memory_operand): Accept
18055 REG+D operands with a large offset when reload_in_progress is true.
18056 (floating_point_store_memory_operand): Likewise.
18058 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18061 * match.pd (nested int casts): Limit to GIMPLE.
18063 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
18066 * ipa-devirt.c (maybe_record_node): Fix comment; use
18067 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
18069 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18071 PR rtl-optimization/70542
18072 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
18073 if there are any uses other than insn or debug insns.
18075 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
18076 Jakub Jelinek <jakub@redhat.com>
18078 PR tree-optimization/70509
18079 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
18080 Shift HOST_WIDE_INT_1U instead of 1.
18082 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
18084 PR tree-optimization/70509
18085 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
18086 of the vector base type for index.
18088 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
18091 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
18093 2016-04-05 Richard Biener <rguenther@suse.de>
18095 PR tree-optimization/70526
18096 * tree-sra.c (build_ref_for_offset): Use prev_base to
18097 extract the alias pointer type.
18099 2016-04-05 Richard Biener <rguenther@suse.de>
18101 * dse.c (struct store_info): Remove alias_set member.
18102 (struct read_info_type): Likewise.
18103 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
18104 spill_deleted, clear_alias_set_lookup): Remove.
18105 (get_group_info): Remove dead base == NULL_RTX case.
18106 (dse_step0): Remove initialization of removed variables.
18107 (delete_dead_store_insn): Reomve alias set dumping.
18108 (free_read_records): Remove alias_set handling.
18109 (canon_address): Remove alias_set_out parameter.
18110 (record_store): Remove spill_alias_set, it's always zero.
18111 (check_mem_read_rtx): Likewise.
18112 (dse_step2): Rename from ...
18113 (dse_step2_nospill): ... this. Adjust.
18114 (scan_stores): Rename from ...
18115 (scan_stores_nospill): ... this.
18116 (scan_reads): Rename from ...
18117 (scan_reads_nospill): ... this.
18118 (scan_stores_spill, scan_reads_spill): Remove.
18119 (dse_step3_scan): Remove for_spills argument which is always false.
18120 (dse_step3): Likewise.
18121 (dse_step5): Rename from ...
18122 (dse_step5_nospill): ... this. Remove alias_set handling.
18123 (rest_of_handle_dse): Adjust.
18125 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18128 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
18129 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
18130 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
18131 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
18133 2016-04-05 Richard Biener <rguenther@suse.de>
18135 PR middle-end/70499
18136 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
18137 non-register type temporaries into SSA.
18139 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
18142 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
18143 calls when sanitizing.
18144 (possible_polymorphic_call_target_p): Fix formatting.
18146 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18147 Jakub Jelinek <jakub@redhat.com>
18149 PR middle-end/70457
18150 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
18151 to ensure a call statement is compatible with a built-in's
18153 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
18156 2016-04-04 Richard Biener <rguenther@suse.de>
18158 PR rtl-optimization/70484
18159 * rtl.h (canon_output_dependence): Declare.
18160 * alias.c (canon_output_dependence): New function.
18161 * dse.c (record_store): Use canon_output_dependence rather
18162 than canon_true_dependence.
18164 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18167 * cgraph.h (symtab_node::copy_visibility_from): New function.
18168 * symtab.c (symtab_node::copy_visibility_from): New function.
18169 * ipa-visibility.c (optimize_weakref): New function.
18170 (function_and_variable_visibility): Use it.
18172 2016-04-04 Martin Liska <mliska@suse.cz>
18175 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
18176 value that is really in range handled by SBR instruction.
18177 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
18178 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
18179 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
18181 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
18185 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
18186 set, but not for SP_REG operands.
18188 2016-04-02 Martin Sebor <msebor@redhat.com>
18191 * fold-const.c (maybe_nonzero_address): New function.
18192 (fold_comparison): Call it. Fold equality and relational
18193 expressions involving null pointers.
18194 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
18196 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
18198 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
18199 the "Y" constraint (scalar FP 0.0 immediate).
18201 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
18202 Add the "const_double" to the list of operand constraints.
18204 2016-04-01 Jakub Jelinek <jakub@redhat.com>
18206 PR rtl-optimization/70467
18207 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
18208 If low word of the last operand is 0, just emit addition/subtraction
18211 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18214 * config/s390/s390.c (s390_expand_insv): Check for everything
18215 constant instead of just VOIDmode stuff.
18217 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18220 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
18222 2016-04-01 Nathan Sidwell <nathan@acm.org>
18224 * tree.def (TRY_CATCH_EXPR): Correct documentation.
18226 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
18228 PR rtl-optimization/70461
18229 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
18232 2016-03-31 Martin Liska <mliska@suse.cz>
18235 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
18236 a tree value or an immediate integer value to a buffer
18237 that is eventually copied to a BRIG section.
18238 (emit_immediate_operand): Call the function here.
18239 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
18240 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
18241 of class' fields that are removed.
18242 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
18243 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
18244 m_brig_repr_size fields.
18246 2016-03-31 Martin Liska <mliska@suse.cz>
18249 * hsa-gen.c (hsa_function_representation::update_dominance): New
18251 (convert_addr_to_flat_segment): Likewise.
18252 (gen_hsa_memory_set): New alignment argument.
18253 (gen_hsa_ctor_assignment): Likewise.
18254 (gen_hsa_insns_for_single_assignment): Provide alignment
18255 to gen_hsa_ctor_assignment.
18256 (gen_hsa_insns_for_direct_call): Add new argument.
18257 (expand_lhs_of_string_op): New function.
18258 (expand_string_operation_builtin): Likewise.
18259 (expand_memory_copy): New function.
18260 (expand_memory_set): New function.
18261 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
18262 (convert_switch_statements): Change signature.
18263 (generate_hsa): Use a return value of the function.
18264 (pass_gen_hsail::execute): Do not call
18265 convert_switch_statements here.
18266 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
18267 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
18268 (hsa_function_representation::update_dominance): New function.
18270 2016-03-31 Martin Liska <mliska@suse.cz>
18273 * hsa-brig.c (emit_directive_variable): Emit alignment
18274 according to hsa_symbol::m_align.
18275 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
18276 (dump_hsa_symbol): Dump alignment of HSA symbols.
18277 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
18278 (gen_hsa_addr_with_align): New function.
18279 (hsa_bitmemref_alignment): Use newly added function.
18280 (gen_hsa_insns_for_load): Likewise.
18281 (gen_hsa_insns_for_store): Likewise.
18282 (gen_hsa_memory_copy): New argument added.
18283 (gen_hsa_insns_for_single_assignment): Respect
18284 alignment for assignments processed via gen_hsa_memory_copy.
18285 (gen_hsa_insns_for_direct_call): Likewise.
18286 (gen_hsa_insns_for_return): Likewise.
18287 (gen_function_def_parameters): Set default alignment.
18288 * hsa.c (hsa_object_alignment): New function.
18289 (hsa_byte_alignment): Pasted function.
18290 * hsa.h (hsa_symbol::m_align): New field.
18292 2016-03-31 Bin Cheng <bin.cheng@arm.com>
18294 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
18295 scratch field for goto case.
18297 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
18299 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
18301 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
18304 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
18305 (scalar_chain::convert_insn): Call convert_op for reg
18306 moves to handle undefined registers.
18308 2016-03-31 Nathan Sidwell <nathan@acm.org>
18311 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
18312 Assert we don't want to move backwards.
18314 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
18317 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
18319 2016-03-31 Jakub Jelinek <jakub@redhat.com>
18321 PR rtl-optimization/70460
18322 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
18323 with operand from REG_LABEL_OPERAND, instead substitute
18324 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
18325 Don't do anything for REG_NON_LOCAL_GOTO jumps.
18327 2016-03-31 Martin Liska <mliska@suse.cz>
18329 * passes.c (execute_one_pass): Do not call
18330 todo_after for a discarded function.
18332 2016-03-31 Bin Cheng <bin.cheng@arm.com>
18334 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
18335 (no_cost, infinite_cost): Initialize the new field.
18336 (get_computation_cost_at): Record setup cost.
18337 (determine_use_iv_cost_address): Skip cost computation for sub
18338 uses if we can estimate it without losing accuracy.
18340 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18342 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
18344 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18345 max_loop_iterations_int.
18346 (tree_unswitch_outer_loop): Likewise.
18347 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
18348 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
18350 2016-03-30 Richard Biener <rguenther@suse.de>
18352 PR middle-end/70450
18353 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
18355 2016-03-30 Jakub Jelinek <jakub@redhat.com>
18358 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
18359 in gen_blendm expander.
18361 2016-03-30 Nick Clifton <nickc@redhat.com>
18364 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
18365 case where we are already provided with an SImode SUBREG.
18367 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
18370 * config/i386/i386.c (ix86_expand_epilogue): Properly check
18371 conflict between DRAP register and __builtin_eh_return.
18373 2016-03-30 Michael Matz <matz@suse.de>
18374 Richard Biener <rguenther@suse.de>
18377 * ipa-polymorphic-call.c (struct type_change_info): Change
18378 speculative to an unsigned allowing to limit the work we do.
18379 (csftc_abort_walking_p): New inline function..
18380 (check_stmt_for_type_change): Limit the number of may-defs
18381 skipped for speculative devirtualization to
18382 max-speculative-devirt-maydefs.
18383 * params.def (max-speculative-devirt-maydefs): New param.
18384 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
18386 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
18389 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
18392 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
18394 PR tree-optimization/59124
18395 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
18396 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
18398 2016-03-29 Jeff Law <law@redhat.com>
18400 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
18402 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18404 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
18407 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
18409 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
18410 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
18411 gcrt0.o if linking dynamically.
18413 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18416 * ipa-devirt.c (methods_equal_p): New function.
18417 (compare_virtual_tables): Use it.
18418 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
18419 * cgraphclones.c (clone_function_name_1): Use
18420 symbol_table::symbol_suffix_separator.
18421 * coverage.c (build_var): Likewise.
18422 * symtab.c (symbol_table::symbol_suffix_separator): New.
18424 2016-03-29 Jakub Jelinek <jakub@redhat.com>
18426 PR rtl-optimization/70429
18427 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
18428 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
18429 mode != result_mode.
18432 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
18434 PR tree-optimization/70405
18435 * ssa-iterators.h (num_imm_uses): Add missing braces.
18437 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
18439 PR rtl-optimization/68695
18440 * ira-color.c (allocno_copy_cost_saving): New.
18441 (improve_allocation): Use it.
18443 2016-03-29 Richard Henderson <rth@redhat.com>
18445 PR middle-end/70355
18446 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
18448 2016-03-29 Richard Biener <rguenther@suse.de>
18450 PR middle-end/70424
18451 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
18452 use alignment returned by get_pointer_alignment_1 if it is
18453 bigger than BITS_PER_UNIT.
18454 * builtins.c (get_pointer_alignment_1): Do not return true
18455 for alignment extracted from SSA info.
18457 2016-03-28 James Bowman <james.bowman@ftdichip.com>
18459 * config/ft32/ft32.opt (mnodiv): New.
18460 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
18461 * doc/invoke.texi (FT32 Options -mnodiv): New.
18463 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
18466 * config/i386/i386.md (define_split, andn): Fix modes.
18468 2016-03-26 Richard Biener <rguenther@suse.de>
18469 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18472 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
18474 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
18475 as 2nd argument to cl_optimization_restore().
18477 2016-03-25 Richard Henderson <rth@redhat.com>
18480 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
18481 * config/aarch64/aarch64-protos.h: Declare it.
18482 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
18484 2016-03-25 Alan Modra <amodra@gmail.com>
18487 * config/rs6000/constraints.md (j): Simplify.
18488 * config/rs6000/predicates.md (easy_fp_constant): Exclude
18490 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
18491 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
18492 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
18493 in all constraint alternatives.
18494 (movtd_64bit_nodm): Delete "j" constraint alternative.
18496 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18498 * tree-ssa-propagate.c: Enhance docs for
18499 SSA_PROP_NOT_INTERESTING.
18501 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18503 * doc/extend.texi: Fix typo in documentation to pure attribute.
18505 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
18508 * config/pa/pa.md (bswapdi2): Use a scratch register.
18510 2016-03-24 Richard Henderson <rth@redhat.com>
18512 PR middle-end/69845
18513 * fold-const.c (extract_muldiv_1): Correct test for multiplication
18516 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
18518 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
18519 using ix86_expand_binary_operator instead of gen_andsi3.
18521 2016-03-24 Richard Biener <rguenther@suse.de>
18523 PR tree-optimization/70396
18524 * tree-vect-stmts.c (vectorizable_comparison): Use
18525 get_vectype_for_scalar_type.
18527 2016-03-24 Richard Biener <rguenther@suse.de>
18529 PR middle-end/70370
18530 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
18531 with register bases.
18533 2016-03-24 Richard Biener <rguenther@suse.de>
18535 PR tree-optimization/70372
18536 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
18537 build_all_ones_cst to also handle vector types correctly.
18539 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18542 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
18545 2016-03-23 Marek Polacek <polacek@redhat.com>
18548 * doc/invoke.texi: Document -Wignored-attributes.
18550 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18552 PR tree-optimization/69042
18553 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
18554 parameter from 30 to 40.
18556 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18558 PR tree-optimization/69042
18559 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
18560 for use with constant offset stripped in base.
18562 2016-03-23 Richard Biener <rguenther@suse.de>
18564 PR middle-end/70251
18565 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
18566 mode compatibility check.
18567 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18569 2016-03-23 Jeff Law <law@redhat.com>
18571 PR tree-optimization/64058
18572 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
18574 (struct ssa_conflicts): Move up earlier in the file.
18575 (conflicts_, var_map_): New static variables.
18576 (initialize_conflict_count): New function to initialize the
18577 CONFLICT_COUNT field for each conflict pair.
18578 (compare_pairs): Lazily initialize the conflict count and use it
18579 as the first tie-breaker.
18580 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
18581 and wipe conflicts_ and map_ around the call to qsort. Remove
18582 special case for 2 coalesce pairs.
18583 * bitmap.c (bitmap_count_unique_bits): New function.
18584 (bitmap_count_bits_in_word): New function, extracted from
18586 (bitmap_count_bits): Use bitmap_count_bits_in_word.
18587 * bitmap.h (bitmap_count_unique_bits): Declare it.
18589 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
18592 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
18593 transparent alias chain for decl assembler name.
18594 * config/sol2.c (solaris_assemble_visibility): Likewise.
18596 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18598 * config/arm/arm1020e.md (1020call_op): Reduce reservation
18600 (v10_fdivs): Likewise.
18601 (v10_fdivd): Likewise.
18603 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18606 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
18607 to not call fclose twice on file.
18609 2016-03-23 Jakub Jelinek <jakub@redhat.com>
18611 PR tree-optimization/70354
18612 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
18613 oprnd0 is wider than oprnd1 and there is a cast from the wider
18614 type to oprnd1, mask it with the mask of the narrower type.
18617 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
18618 Optimize TARGET_STV splitters, if high or low word of last argument
18621 2016-03-22 Jeff Law <law@redhat.com>
18624 tree-ssa-threadbackward.c
18625 (fsm_find_control_statement_thread_paths): Correctly distinguish
18626 between old style jump threads vs FSM jump threads.
18628 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
18631 * config/i386/i386.c (scalar_chain::convert_op): Support
18632 uninitialized register usage case.
18634 2016-03-22 Richard Biener <rguenther@suse.de>
18636 PR middle-end/70251
18637 * genmatch.c (gen_transform): Adjust last parameter to a three-state
18639 (capture::gen_transform): ... to change behavior when substituting
18640 a condition into cond or not-cond expr context.
18641 (dt_simplify::gen_1): Adjust.
18642 * gimple-match-head.c: Include gimplify.h for unshare_expr.
18643 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
18644 last change and instead change to
18645 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
18646 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18648 2016-03-22 Anthony Green <green@moxielogic.com>
18650 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
18651 issue for moxiebox targets.
18652 (CC1PLUS_SPEC): Ditto.
18654 2016-03-22 Richard Biener <rguenther@suse.de>
18656 PR middle-end/70333
18657 * fold-const.c (extract_muldiv_1): Properly perform multiplication
18660 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18662 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
18664 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18667 * config/i386/i386.c (def_builtin): Handle
18668 OPTION_MASK_ISA_AVX512VL to be and-ed with other
18670 (const struct builtin_description bdesc_special_args[]):
18671 Remove duplicate ISA bits.
18673 2016-03-22 Jakub Jelinek <jakub@redhat.com>
18676 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
18677 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
18678 in a way that works also for AVX512BW.
18681 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
18682 instead of source if operands[1] is xmm16 and above and
18683 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
18684 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
18687 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
18688 on assign if (*from_p) is a comparison, set it to
18689 TREE_NO_WARNING (*from_p).
18691 2016-03-21 Jakub Jelinek <jakub@redhat.com>
18693 PR middle-end/70326
18694 * lra.c (restore_scratches): Ignore deleted insns.
18696 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
18697 Jakub Jelinek <jakub@redhat.com>
18699 PR tree-optimization/70317
18700 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
18703 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
18706 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
18707 of ix86_expand_move.
18709 (movti): Use general_operand for operand 1 predicate.
18711 2016-03-21 Martin Liska <mliska@suse.cz>
18713 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
18715 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
18717 2016-03-21 Martin Liska <mliska@suse.cz>
18720 * ipa-icf.c (sem_function::parse): Skip static
18721 constructors and destructors.
18723 2016-03-21 Jakub Jelinek <jakub@redhat.com>
18726 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
18727 function-like macro, peek following token(s) if it is followed
18728 by CPP_OPEN_PAREN token with optional padding in between, and
18729 if not, don't treat it like a macro.
18731 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
18732 Alexander Monakov <amonakov@ispras.ru>
18734 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
18735 for the stabs debug format.
18737 2016-03-21 Richard Biener <rguenther@suse.de>
18739 PR tree-optimization/70310
18740 * tree-vect-generic.c (expand_vector_condition): Fold the built
18743 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
18746 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
18747 Block third alternative for AVX-512VL target,
18749 2016-03-21 Martin Liska <mliska@suse.cz>
18752 * hsa-brig.c (emit_function_directives): Mark unemitted
18753 global variables for emission.
18754 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
18755 (get_symbol_for_decl): Likewise.
18756 * hsa.h (struct hsa_symbol): New flag.
18758 2016-03-21 Richard Biener <rguenther@suse.de>
18760 PR tree-optimization/70288
18761 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
18762 we do not estimate unsimplified all-constant conditionals or
18763 switches as optimized away.
18765 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
18767 PR rtl-optimization/69102
18768 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
18769 when we have a readonly dependency context.
18771 2016-03-18 Jeff Law <law@redhat.com>
18773 PR rtl-optimization/70263
18774 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
18775 (update_equiv_regs): When trying to move a store to after the insn
18776 that sets the source of the store, make sure the store occurs after
18777 the insn that sets the source of the store. When successful note
18778 the REG_EQUIV note created in the dump file.
18780 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
18781 Bernd Schmidt <bschmidt@redhat.com>
18783 * doc/extend.texi: Document more potential problems with basic asms.
18785 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
18787 PR rtl-optimization/70278
18788 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
18791 2016-03-18 Jason Merrill <jason@redhat.com>
18793 * calls.c (load_register_parameters): Fix zero size sibcall logic.
18795 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
18797 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
18798 values to 128b regs.
18800 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
18802 PR tree-optimization/70252
18803 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
18804 boolean vector has a proper number of elements.
18805 (supportable_narrowing_operation): Likewise.
18807 2016-03-18 Tom de Vries <tom@codesourcery.com>
18810 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
18812 2016-03-18 Jakub Jelinek <jakub@redhat.com>
18814 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
18815 instead of replace_rtx for DEBUG_INSNs.
18817 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18819 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
18820 load type reservations.
18822 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
18825 * config/pa/constraints.md: Revert 2015-02-13 change. Use
18826 define_constraint for "Q" and "T" constraints.
18828 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
18830 Tweak the pipeline model for Exynos M1
18832 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
18835 2016-03-17 David Malcolm <dmalcolm@redhat.com>
18838 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
18839 where one or both locations aren't within a line_map.
18841 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
18844 * opts.c (finish_options): Don't set flag_pie to the default if
18845 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
18848 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
18850 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
18851 true as ALL_REGS argument to replace_rtx.
18853 2016-03-17 Richard Biener <rguenther@suse.de>
18856 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
18859 2016-03-17 Jakub Jelinek <jakub@redhat.com>
18862 * rtl.h (replace_rtx): Add ALL_REGS argument.
18863 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
18864 equality and assert mode is the same, instead of just rtx pointer
18866 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
18867 true as ALL_REGS argument to replace_rtx.
18869 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
18871 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
18872 for boolean vector with vector mode only.
18873 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18875 2016-03-17 Nick Clifton <nickc@redhat.com>
18878 * config/rx/rx.c (rx_print_integer): Print negative constants in
18881 2016-03-17 Jakub Jelinek <jakub@redhat.com>
18884 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
18886 2016-03-16 Richard Henderson <rth@redhat.com>
18887 Richard Biener <rguenth@suse.de>
18889 PR middle-end/70240
18890 PR middle-end/68215
18892 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
18893 first operand as is_gimple_condexpr.
18895 PR middle-end/70240
18896 PR middle-end/68215
18898 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
18899 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
18900 Do not gimplify the result.
18901 (do_unop): Adjust call to tree_vec_extract.
18902 (do_binop): Likewise.
18903 (do_compare): Likewise.
18904 (do_plus_minus): Likewise.
18905 (do_negate): Likewise.
18906 (expand_vector_condition): Likewise.
18907 (do_cond): Likewise.
18909 2016-03-16 Richard Henderson <rth@redhat.com>
18912 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
18913 (aarch64_classify_address): Use it.
18914 (aarch64_legitimize_address): Force all subexpressions of PLUS
18915 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
18917 2016-03-16 Jakub Jelinek <jakub@redhat.com>
18918 Richard Biener <rguenth@suse.de>
18921 * rtlanal.c (replace_rtx): For REG, if from is a REG,
18922 return to even if only REGNO is equal, and assert
18925 2016-03-11 Jeff Law <law@redhat.com>
18927 PR rtl-optimization/70224
18928 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
18930 2016-03-16 Richard Henderson <rth@redhat.com>
18932 PR middle-end/70199
18933 * function.h (struct function): Add has_forced_label_in_static.
18934 * gimplify.c (force_labels_r): Set it.
18935 * lto-streamer-in.c (input_struct_function_base): Read it.
18936 * lto-streamer-out.c (output_struct_function_base): Write it.
18937 * tree-inline.c (has_label_address_in_static_1): Remove.
18938 (copy_forbidden): Remove fndecl parameter; test
18939 has_forced_label_in_static.
18940 (inline_forbidden_p): Update call to copy_forbidden.
18941 (tree_versionable_function_p): Likewise.
18942 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
18943 (chkp_versioning): Likewise.
18944 * tree-inline.h (copy_forbidden): Update decl.
18946 2016-03-16 Marek Polacek <polacek@redhat.com>
18949 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
18950 function being thunked if the result type doesn't have fixed size.
18951 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
18952 doesn't have fixed size.
18954 2016-03-16 Bin Cheng <bin.cheng@arm.com>
18956 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
18957 reporting malformed loop nest.
18959 2016-03-16 Tom de Vries <tom@codesourcery.com>
18962 * ipa-devirt.c (possible_polymorphic_call_targets): Move
18963 nodes.length () == 1 test to before first nodes[0] access.
18965 2016-03-16 Tom de Vries <tom@codesourcery.com>
18967 PR tree-optimization/68715
18968 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
18969 single_pred_p test.
18971 2016-03-16 Tom de Vries <tom@codesourcery.com>
18973 PR tree-optimization/68809
18974 * graphite-scop-detection.c (same_close_phi_node): Test if result types
18977 2016-03-16 Carlos O'Donell <carlos@redhat.com>
18978 Sandra Loosemore <sandra@codesourcery.com>
18980 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
18981 on leaf attribute. Mention ELF interposition problems.
18983 2016-03-16 Alan Modra <amodra@gmail.com>
18985 PR rtl-optimization/69195
18986 PR rtl-optimization/47992
18987 * ira.c (indirect_jump_optimize): Ignore artificial defs.
18990 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
18993 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
18995 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18997 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
18999 2016-03-15 Jakub Jelinek <jakub@redhat.com>
19001 PR rtl-optimization/70222
19002 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
19003 optimization if mode is different from result_mode, queue up masking
19004 of the result in outer_op. Formatting fix.
19006 PR middle-end/70239
19007 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
19010 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19012 PR rtl-optimization/69032
19013 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
19014 looping backwards over basic block insns.
19016 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19019 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
19020 to non-speculative when propagating trap bits.
19022 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19024 PR rtl-optimization/63384
19025 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
19026 DEBUG_INSN_P insns.
19028 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19031 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
19032 factored out from ...
19033 (sched_analyze_insn): ... here.
19034 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
19035 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
19036 get_implicit_reg_pending_clobbers in it.
19037 (setup_id_reg_sets): Use setup_id_implicit_regs.
19038 (deps_init_id): Ditto.
19040 2016-03-15 Tom de Vries <tom@codesourcery.com>
19043 * cgraph.c (cgraph_node::get_body): Save, reset and restore
19045 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
19046 execute_function_dump.
19047 (execute_one_pass): Don't dump function if it will be dumped after ipa
19050 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
19052 * genrecog.c (match_pattern_2): If pred is NULL don't call
19053 safe_predicate_mode on it.
19055 2016-03-14 Jakub Jelinek <jakub@redhat.com>
19057 PR middle-end/70219
19058 * lra-constraints.c (delete_move_and_clobber): Change assertion
19059 to also allow dregno == 0.
19061 2016-03-14 Richard Henderson <rth@redhat.com>
19064 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
19065 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
19066 (reassociate_bb): Use optimize_vec_cond_expr; avoid
19067 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
19070 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
19073 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
19075 (lra_create_live_ranges_1): initialize hard register biggest_mode to
19077 * lra-constraints.c (split_reg): For hard regs, try to find the
19078 biggest single-register mode used in the function.
19080 2016-03-14 Richard Biener <rguenther@suse.de>
19082 PR tree-optimization/56365
19083 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
19084 constants to compare against.
19086 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
19089 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
19090 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
19091 (define_split for the GPR case): Use int_reg_operand instead of
19092 gpc_reg_operand for the output.
19094 2016-03-14 Tom de Vries <tom@codesourcery.com>
19096 PR tree-optimization/70045
19097 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
19098 create_empty_if_region_on_edge argument.
19100 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
19102 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
19103 (STACK_CHECK_PROTECT): Likewise.
19104 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19105 (STACK_CHECK_PROTECT): Likewise.
19106 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19107 (STACK_CHECK_PROTECT): Likewise.
19108 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
19109 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
19110 (STACK_CHECK_PROTECT): Likewise.
19112 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
19114 PR rtl-optimization/69307
19115 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
19116 registers in modes that span more than one register.
19118 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
19121 * lra-constraints.c (delete_move_and_clobber): New.
19122 (remove_inheritance_pseudos): Use it.
19124 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
19127 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
19128 the libcall is LCT_THROW.
19129 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
19130 for the checking routine.
19132 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19135 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
19136 optimization if we have direct move.
19137 (roundu32<mode>2_fprs): Likewise.
19139 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
19142 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
19144 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
19145 Arguments swapped. All callers changed. Take reg_renumber into
19146 account, and Calculate and compare register ranges for hard regs.
19148 2016-03-11 Jeff Law <law@redhat.com>
19150 PR tree-optimization/70190
19151 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19152 Handle cases where we can not extract the taken edge, even though we
19153 found a constant value.
19155 PR tree-optimization/64058
19156 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
19157 (num_coalesce_pairs): Move up earlier in file.
19158 (find_coalesce_pair): Initialize the INDEX field for each pair
19160 (compare_pairs): No longer sort on the elements in each pair.
19161 Instead break ties with the index of the coalesce pair.
19163 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19166 * config/aarch64/aarch64-protos.h
19167 (aarch64_save_restore_target_globals): New prototype.
19168 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
19169 Call the above when popping pragma.
19170 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
19172 (aarch64_set_current_function): Rewrite using the above.
19174 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19176 PR tree-optimization/70177
19177 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
19178 (extract_ops_from_tree): ... this. In the 2 argument
19179 overload remove _1 suffix.
19180 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
19181 (extract_ops_from_tree): ... this.
19182 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
19184 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19185 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
19186 extract_ops_from_tree instead of 2 operand one.
19188 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
19190 PR tree-optimization/70013
19191 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
19192 for constant-pool entries.
19194 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19196 PR rtl-optimization/70174
19197 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
19198 followed by gen_lowpart on force_reg instead of just gen_lowpart.
19200 PR tree-optimization/70169
19201 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
19202 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
19205 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
19206 Jakub Jelinek <jakub@redhat.com>
19209 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
19210 of uninitialized values.
19212 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19214 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
19216 ("*trunctddd2"): New pattern definition.
19217 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
19220 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19222 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
19223 definitions for BFP and DFP rounding modes.
19224 ("fixuns_truncdddi2", "fixuns_trunctddi2")
19225 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
19226 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
19227 ("fix_trunctf<mode>2"): Use the new constants instead of magic
19230 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19232 * config/s390/constraints.md: Adjust comment.
19233 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
19234 s390_decompose_addrstyle_without_index.
19235 * config/s390/predicates.md (shift_count_or_setmem_operand):
19236 Rename to setmem_operand.
19237 * config/s390/s390-protos.h
19238 (s390_decompose_shift_count): Rename to
19239 s390_decompose_addrstyle_without_index.
19240 * config/s390/s390.c (s390_decompose_shift_count)
19241 (s390_mem_constraint, print_shift_count_operand)
19242 (print_operand_address, print_operand): Rename
19243 s390_decompose_shift_count to
19244 s390_decompose_addrstyle_without_index and rename
19245 print_shift_count_operand to print_addrstyle_operand troughout the
19247 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
19248 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
19249 Rename shift_count_or_setmem_operand to setmem_operand.
19250 * config/s390/vx-builtins.md ("vec_insert<mode>")
19251 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
19254 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19257 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
19258 Handle overlapping retval and newval.
19260 2016-03-10 Nick Clifton <nickc@redhat.com>
19263 * config/aarch64/aarch64.c
19264 (aarch64_override_options_after_change_1): When forcing
19265 flag_omit_frame_pointer to be true, use a special value that can
19266 be detected if this function is called again, thus preventing
19267 flag_omit_leaf_frame_pointer from being forced to be false.
19269 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19271 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
19272 Set x_flag_omit_leaf_frame_pointer when handling
19273 -momit-leaf-frame-pointer.
19275 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19278 * cgraph.c (cgraph_node::dump): Dump split_part and
19279 indirect_call_target.
19280 * cgraph.h (cgraph_node): Add indirect_call_target flag.
19281 * ipa.c (has_addr_references_p): Cleanup.
19282 (is_indirect_call_target_p): New.
19283 (walk_polymorphic_call_targets): Do not mark virtuals that may be
19284 called indirectly as local.
19285 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
19287 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19290 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
19291 on cxa_pure_virtual.
19293 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19296 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
19298 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19301 * tree.c (need_assembler_name_p): Only record main variant type names.
19303 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
19306 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
19307 Always define to 0 or 1.
19308 (TARGET_FIX_ERR_A53_843419): New macro.
19309 * config/aarch64/aarch64-elf-raw.h
19310 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
19311 * config/aarch64/aarch64-linux.h: Likewise.
19312 * config/aarch64/aarch64.c
19313 (aarch64_override_options_after_change_1): Do not default
19314 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
19316 (aarch64_attributes): Handle fix-cortex-a53-843419.
19317 (aarch64_can_inline_p): Likewise.
19318 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
19320 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
19321 Jakub Jelinek <jakub@redhat.com>
19323 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
19324 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
19325 DECL_COMMONS if flag_unconstrained_commons is set.
19326 * tree-dfa.c (get_ref_base_and_extent): Likewise.
19327 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
19328 (funconstrained-commons): Document.
19330 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
19332 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
19333 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
19335 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
19337 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
19338 has a proper number of elements.
19340 2016-03-10 Alan Modra <amodra@gmail.com>
19342 PR rtl-optimization/69195
19343 PR rtl-optimization/47992
19344 * ira.c (recorded_label_ref): Delete.
19345 (update_equiv_regs): Return void.
19346 (indirect_jump_optimize): New function.
19347 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
19348 before regstat_compute_ri. Don't rebuild_jump_labels here.
19349 Delete update_regstat.
19351 2016-03-10 Richard Biener <rguenther@suse.de>
19353 PR tree-optimization/70128
19354 * tree-ssa-structalias.c (set_uids_in_ptset): Set
19355 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
19357 2016-03-09 Jakub Jelinek <jakub@redhat.com>
19359 PR tree-optimization/70152
19360 * tree-sra.c (replace_removed_params_ssa_names): Copy over
19361 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
19364 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
19365 instead of gen_sse2_loadlpd.
19366 * config/i386/sse.md (*vec_concatv2df): Rename to...
19367 (vec_concatv2df): ... this.
19369 PR tree-optimization/70127
19370 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
19372 2016-03-09 David Malcolm <dmalcolm@redhat.com>
19376 * diagnostic-show-locus.c (compatible_locations_p): New function.
19377 (layout::layout): Sanitize ranges using compatible_locations_p.
19379 2016-03-09 David Malcolm <dmalcolm@redhat.com>
19383 * diagnostic-show-locus.c (layout_range::layout_range): Replace
19384 location_range param with three const expanded_locations * and a
19386 (layout::layout): Replace call to
19387 rich_location::lazily_expand_location with get_expanded_location.
19388 Extract the range and perform location expansion here, passing
19389 the results to the layout_range ctor.
19390 * diagnostic.c (source_range::debug): Delete.
19391 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
19392 of rich_location::get_expanded_location.
19393 * gcc-rich-location.c (get_range_for_expr): Delete.
19394 (gcc_rich_location::add_expr): Reimplement to avoid the
19395 rich_location::add_range overload that took a location_range,
19396 passing a location_t instead.
19398 2016-03-09 Richard Biener <rguenther@suse.de>
19399 Jakub Jelinek <jakub@redhat.com>
19401 PR tree-optimization/70138
19402 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19403 Also skip vect_double_reduction_def.
19405 2016-03-09 Jakub Jelinek <jakub@redhat.com>
19408 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
19409 if the operand is "m".
19411 2016-03-09 Nathan Sidwell <nathan@acm.org>
19413 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
19415 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19417 * config/i386/i386.c (processor_target_table): Fix cost table
19418 intialization order for znver1.
19420 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19422 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
19423 - becuase -> because.
19424 * ipa-reference.c (ignore_module_statics): Likewise.
19425 * cgraph.c (cgraph_node::get_body): Likewise.
19426 * ipa-inline.c (early_inliner): Likewise.
19427 * ipa-devirt.c (types_same_for_odr): Likewise.
19428 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
19429 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
19431 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19433 * tree-ssa-math-opts.c: Fix typo in comment.
19435 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19438 * config/i386/i386.c (scalar_chain::make_vector_copies,
19439 scalar_chain::convert_reg): Call end_sequence in between
19440 get_insns and emit_conversion_insns rather than after both
19443 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
19446 * config/i386/i386.h (machine_function): Add
19447 pc_thunk_call_expanded flag.
19448 (ix86_pc_thunk_call_expanded): New define.
19449 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
19450 (*set_got): Rename insn pattern from set_got.
19451 (*set_got_labelled): Rename inst pattern from set_got_labelled.
19452 * config/i386/i386.c (ix86_compute_frame_layout): Use
19453 ix86_pc_thunk_call_expanded to prevent red-zone.
19455 2016-03-07 Martin Jambor <mjambor@suse.cz>
19457 * hsa.h (hsa_get_ctor_statements): Declare.
19458 (hsa_get_dtor_statements): Likewise.
19459 (hsa_get_kernel_dispatch_type): Likewise.
19460 * hsa.c (hsa_get_ctor_statements): New function.
19461 (hsa_get_dtor_statements): Likewise.
19462 (hsa_get_kernel_dispatch_type): Likewise.
19463 * hsa-brig.c (hsa_cdtor_statements): Removed.
19464 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
19465 hsa_get_dtor_statements.
19466 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
19467 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
19469 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
19471 * config/arm/arm-cores.def (cortex-r8): New.
19472 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
19473 * config/arm/arm-tune.md: Likewise.
19474 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
19476 2016-03-07 Martin Sebor <msebor@redhat.com>
19478 PR rtl-optimization/19705
19479 * doc/invoke.texi (Options That Control Optimization): Clarify
19480 -fno-branch-count-reg.
19482 2016-02-26 Richard Biener <rguenther@suse.de>
19483 Jeff Law <law@redhat.com>
19485 PR tree-optimization/69740
19486 * cfghooks.c (remove_edge): Request loop fixups if we delete
19487 an edge that might turn an irreducible loop into a natural
19489 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
19490 Move after definition of loops_state_clear.
19492 2016-03-07 Bin Cheng <bin.cheng@arm.com>
19494 PR rtl-optimization/69052
19495 * rtlanal.c (commutative_operand_precedence): Set higher precedence
19498 2016-03-07 Tom de Vries <tom@codesourcery.com>
19500 PR tree-optimization/70116
19501 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
19502 is_tm_ending stmts and ubsan/asan internal functions.
19503 (find_duplicate): Use it. Don't test is_tm_ending here.
19505 2016-03-07 Richard Biener <rguenther@suse.de>
19507 PR tree-optimization/70115
19508 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
19509 (propagate_constants_for_unrolling): Use replace_uses_by.
19511 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
19513 PR middle-end/69916
19514 * omp-low.c (struct oacc_loop): Add ifns.
19515 (new_oacc_loop_raw): Initialize it.
19516 (finish_oacc_loop): Clear mask & flags if no ifns.
19517 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
19518 (oacc_loop_xform_loop): Add ifns arg & adjust.
19519 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
19521 2016-03-07 Richard Henderson <rth@redhat.com>
19524 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
19525 (insert_value_copy_on_edge): Likewise.
19527 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19529 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
19531 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19534 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
19536 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19538 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
19540 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19542 Fix sseimul type attribute.
19543 * config/i386/znver1.md
19544 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
19545 znver1_sseimul_avx256_load) : Fix the type attribute.
19546 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
19547 pipe usage and latency.
19549 2016-03-05 Jakub Jelinek <jakub@redhat.com>
19552 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
19553 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
19556 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19559 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
19561 PR rtl-optimization/69941
19562 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
19563 the reg share its mode.
19565 2016-03-04 Jeff Law <law@redhat.com>
19567 PR tree-optimization/69196
19568 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19569 If the both SSA_NAMEs are anonymous, then consider them unassociated
19570 and include the PHI in the statement count.
19572 2016-03-05 Tom de Vries <tom@codesourcery.com>
19574 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
19575 construct in oacc routine. Check for oacc region in oacc routine.
19577 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19580 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
19581 2016-02-22 changes, instead don't recurse if RECUR is already true.
19582 Don't change *dynamic_check if RECUR. Adjust recursive caller
19583 to pass true to the new argument.
19584 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
19587 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
19588 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
19590 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
19592 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19594 PR rtl-optimization/57676
19595 * lra-assigns.c (lra_assign): Guard test for maximum iterations
19596 with flag_checking.
19598 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
19600 * tree-vect-patterns.c (search_type_for_mask): Handle
19601 comparison of booleans.
19603 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19605 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
19609 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
19610 all other ops that have dw_val_class_die_ref operands,
19611 and DW_OP_GNU_entry_value.
19613 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19615 PR rtl-optimization/69904
19616 * config/arm/arm.c (arm_cannot_copy_insn_p):
19617 Return true for load-exclusive instructions.
19619 2016-03-03 Jakub Jelinek <jakub@redhat.com>
19622 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
19623 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
19624 the pattern no matter if it is used just by non-pattern, pattern
19626 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
19627 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19628 oprnd1 def_stmt is in pattern, don't look through it.
19630 2016-03-03 Marek Polacek <polacek@redhat.com>
19632 PR middle-end/70050
19633 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
19635 2016-03-03 Martin Liska <mliska@suse.cz>
19637 PR tree-optimization/70043
19638 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
19639 previous statement if we see a debug statement.
19641 2016-03-03 Richard Biener <rguenther@suse.de>
19643 PR tree-optimization/55936
19644 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
19645 parameter and guard unsafe equivalence use.
19646 (vrp_evaluate_conditional_warnv_with_ops): Always use
19647 safe equivalences but not via the quadratic compare_names
19650 2016-03-03 Michael Collison <michael.collison@linaro.org>
19653 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
19654 for operand 1 to s_register_operand. Change predicate for operand
19655 2 to arm_not_immediate_operand.
19657 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
19659 * doc/tm.texi: Regenerated.
19661 2016-03-02 Richard Henderson <rth@redhat.com>
19664 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
19665 simplification when all args are positive non-fixed registers.
19667 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19669 * target.def (lra_p): Specify that new ports should use LRA.
19671 2016-03-02 Jakub Jelinek <jakub@redhat.com>
19674 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
19675 gimplify_type_sizes the type they refer to.
19676 (omp_notice_variable): Handle reference vars to VLAs.
19677 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
19678 reference to VLA decls in the second pass instead of first pass.
19680 2016-03-02 Tom de Vries <tom@codesourcery.com>
19682 PR tree-optimization/68659
19683 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
19684 new_expr == NULL_TREE.
19685 (get_new_name): Handle ADDR_EXPR.
19687 2016-03-02 Bin Cheng <bin.cheng@arm.com>
19689 PR rtl-optimization/69052
19690 * loop-invariant.c (canonicalize_address): New function.
19691 (inv_can_prop_to_addr_use): Check validity of address expression
19692 which is canonicalized by above function.
19694 2016-03-02 Alan Modra <amodra@gmail.com>
19697 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
19700 2016-03-02 Jakub Jelinek <jakub@redhat.com>
19703 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
19704 (*movhi_internal): Put mask moves from and to memory separately
19705 from moves from/to GPRs.
19707 2016-03-02 Richard Biener <rguenther@suse.de>
19709 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
19710 GENERIC expressions in GIMPLE.
19712 2016-03-02 Richard Biener <rguenther@suse.de>
19714 * config/i386/i386.c (type_natural_mode): Fix typo.
19716 2016-03-02 Nick Clifton <nickc@redhat.com>
19718 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
19720 2016-03-02 Richard Biener <rguenther@suse.de>
19721 Uros Bizjak <ubizjak@gmail.com>
19724 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
19726 2016-03-02 Richard Biener <rguenther@suse.de>
19728 PR middle-end/67278
19729 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
19731 2016-03-02 Marek Polacek <polacek@redhat.com>
19734 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
19735 "is promoted to" warning.
19737 2016-03-01 DJ Delorie <dj@redhat.com>
19739 * config.gcc: Deprecate mep-*.
19741 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
19743 PR middle-end/70025
19744 * lra-constraints.c (regno_val_use_in): New.
19745 (match_reload): Use it instead of regno_use_in.
19747 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
19749 PR rtl-optimization/70007
19750 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
19751 references present in REG_EQUAL notes attached to non-SET patterns.
19753 2016-03-01 Jeff Law <law@redhat.com>
19755 PR tree-optimization/69196
19756 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19757 Appropriately clamp the number of statements to copy when the
19758 thread path does not traverse a loop backedge.
19760 PR tree-optimization/69196
19761 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19762 Do count some PHIs in the thread path against the insn count. Decrease
19763 final statement count by one as the control statement in the last
19764 block will get removed. Remove special cased code for handling PHIs
19767 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
19770 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
19771 asm dialect alternatives to explicit GOTPCREL calls.
19773 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
19776 * ira.c (do_reload): Issue warning for generic stack checking here...
19777 * reload1.c (reload): ...instead of here and streamline it.
19779 2016-03-01 Nick Clifton <nickc@redhat.com>
19781 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
19783 2016-03-01 Richard Biener <rguenther@suse.de>
19785 PR tree-optimization/69983
19786 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
19787 types and fall back to operand_equal_p.
19789 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19792 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19794 * config/s390/constraints.md ("jm8"): New constraint.
19795 * config/s390/predicates.md ("const_int_8bitset_operand"): New
19797 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
19799 ("*setmem_long<setmem_and>"): New pattern.
19800 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
19802 ("*setmem_long_31z<setmem_and>"): New pattern.
19803 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
19804 New substitution rules with the required attributes.
19807 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19810 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19812 * gensupport.c (process_substs_on_one_elem): Split loop to
19813 complete mark_operands_used_in_match_dup on all expressions in the
19815 (adjust_operands_numbers): Inline into process_substs_on_one_elem
19816 and remove function.
19818 2016-03-01 Richard Biener <rguenther@suse.de>
19820 PR middle-end/70022
19821 * fold-const.c (fold_indirect_ref_1): Fix range checking for
19822 vector BIT_FIELD_REF extract.
19824 2016-03-01 Richard Biener <rguenther@suse.de>
19826 PR tree-optimization/69994
19827 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
19829 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
19831 PR tree-optimization/69956
19832 * tree-vect-stmts.c (supportable_widening_operation): Support
19833 multi-step conversion of boolean vectors.
19834 (supportable_narrowing_operation): Likewise.
19836 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19838 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
19841 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19843 * config/s390/subst.md (DSI_VI): New mode iterator.
19844 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
19845 * config/s390/vector.md ("vec_set<mode>"): Move expander before
19846 the insn definition.
19847 ("*vec_set<mode>"): Change predicate and add alternative to
19848 support only either register or const_int operands as element
19850 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
19852 ("vec_extract<mode>"): New expander.
19853 ("*vec_extract<mode>"): New insn definition supporting reg and
19854 const_int element selectors.
19855 ("*vec_extract<mode>_plus"): New insn definition supporting
19856 reg+const_int element selectors.
19857 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
19858 following expander+insn definition.
19859 ("<vec_shifts_name><mode>3"): New expander.
19860 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
19862 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19864 * config/s390/s390.md ("*tabort_1"): Change predicate to
19865 nonmemory_operand. Add a second alternative to cover
19866 register as well as const int operands.
19867 ("*tabort_1_plus"): New pattern definition.
19869 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19871 * config/s390/s390.md ("*ashrdi3_cc_31")
19872 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
19873 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
19874 Merge insn definitions into ...
19875 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
19876 New pattern definition.
19877 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
19878 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
19879 ("*ashr<mode>3_and"): Merge insn definitions into ...
19880 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
19881 New pattern definition.
19882 * config/s390/subst.md ("addr_style_op_cc_subst")
19883 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
19884 substitutions patterns plus attributes.
19885 Add ashiftrt to SUBST iterator.
19887 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19889 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
19890 op2 to nonmemory_operand.
19891 ("*<shift>di3_31", "*<shift>di3_31_and"):
19892 Merge into single pattern definition ...
19893 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
19894 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
19895 pattern definition ...
19896 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
19897 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
19900 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19902 * config/s390/predicates.md (const_int_6bitset_operand): New
19904 * config/s390/s390.md: Include subst.md.
19905 ("rotl<mode>3"): New expander.
19906 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
19908 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
19909 * config/s390/subst.md: New file.
19911 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19913 * config/s390/s390.md ("op_type", "atype", "length" attributes):
19914 Remove RRR type. It doesn't really exist.
19915 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
19917 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
19918 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
19919 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
19920 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
19921 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
19922 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
19923 `enabled' attribute.
19925 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19927 * gensupport.c (process_substs_on_one_elem): Split loop to
19928 complete mark_operands_used_in_match_dup on all expressions in the
19930 (adjust_operands_numbers): Inline into process_substs_on_one_elem
19931 and remove function.
19933 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
19936 * config/sparc/sparc.c (NWORDS_UP): Rename to...
19937 (CEIL_NWORDS): ...this. Use CEIL macro.
19938 (compute_fp_layout): Adjust to above renaming.
19939 (function_arg_union_value): Likewise.
19940 (sparc_arg_partial_bytes): Likewise.
19941 (sparc_function_arg_advance): Likewise.
19943 2016-02-29 Jeff Law <law@redhat.com>
19945 PR tree-optimization/70005
19946 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
19947 where an object with a boolean range is compared against a value
19950 PR tree-optimization/69999
19951 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
19952 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
19955 2016-02-29 Richard Biener <rguenther@suse.de>
19957 PR tree-optimization/69994
19958 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
19959 (get_unary_op): Look through nop conversions.
19960 (ops_equal_values_p): New function, look for equality diregarding
19962 (eliminate_plus_minus_pair): Use ops_equal_values_p
19963 (repropagate_negates): Do not use get_unary_op here.
19965 2016-02-29 Martin Liska <mliska@suse.cz>
19967 * system.h: Poison ENABLE_CHECKING macro.
19969 2016-02-29 Martin Liska <mliska@suse.cz>
19971 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
19972 is presented in dump flags.
19973 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
19974 (hsa_regalloc): Likewise.
19976 2016-02-19 Richard Biener <rguenther@suse.de>
19978 PR tree-optimization/69980
19979 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
19980 permutation of those we need to keep.
19982 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
19985 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
19986 (NWORDS_UP): ...this
19987 (init_cumulative_args): Minor tweaks.
19988 (sparc_promote_function_mode): Likewise.
19989 (scan_record_type): Delete.
19990 (traverse_record_type): New function template.
19991 (classify_data_t): New structure type.
19992 (classify_registers): New inline function.
19993 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
19994 exhausted. Instantiate traverse_record_type on classify_registers and
19995 deal with the case of a structure passed in slot #15 with no FP field
19997 (assign_data_t): New structure type.
19998 (compute_int_layout): New static function.
19999 (compute_fp_layout): Likewise.
20000 (count_registers): New inline function.
20001 (assign_int_registers): New static function.
20002 (assign_fp_registers): Likewise.
20003 (assign_registers): New inline function.
20004 (function_arg_record_value_1): Delete.
20005 (function_arg_record_value_2): Likewise.
20006 (function_arg_record_value_3): Likewise.
20007 (function_arg_record_value): Adjust to above changes. Instantiate
20008 traverse_record_type on count_registers to first count the number of
20009 registers to be used and then on assign_registers to assign them.
20010 (function_arg_union_value): Adjust to above renaming.
20011 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
20012 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
20013 case of a structure passed in slot #15
20014 (sparc_function_arg_advance): Likewise.
20015 (function_arg_padding): Minor tweak.
20017 2016-02-29 Richard Biener <rguenther@suse.de>
20019 PR tree-optimization/69720
20020 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
20021 the adjustment_def path for possibly vectorized defs.
20022 (vect_create_epilog_for_reduction): Handle vectorized initial
20025 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
20027 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
20029 2016-02-27 Jeff Law <law@redhat.com>
20032 2016-02-26 Richard Biener <rguenther@suse.de>
20033 Jeff Law <law@redhat.com>
20035 PR tree-optimization/69740
20036 * cfghooks.c (remove_edge): Request loop fixups if we delete
20037 an edge that might turn an irreducible loop into a natural
20040 2016-02-27 Jakub Jelinek <jakub@redhat.com>
20042 PR rtl-optimization/69896
20043 * tree-vect-generic.c (get_compute_type): Avoid single element
20046 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
20048 Rename the AArch64 tuning option and related functions to enable the
20049 Newton series for the reciprocal square root to reflect its
20050 approximative characteristic.
20052 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
20053 function to "aarch64_emit_approx_rsqrt".
20054 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
20055 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
20056 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
20057 (xgene1_tunings): Likewise.
20058 (use_rsqrt_p): Likewise.
20059 (aarch64_emit_swrsqrt): Use new function name.
20060 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
20061 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
20062 text explaining this option.
20063 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
20065 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20068 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
20069 complain about -mallow-movmisalign without -mvsx if
20070 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
20072 2016-02-26 Joel Sherrill <joel@rtems.org>
20074 * config.gcc: Add x86_64-*-rtems*.
20075 * config/i386/rtems-64.h: New file.
20077 2016-02-26 Joel Sherrill <joel@rtems.org>
20079 * config.gcc: Add aarch64-*-rtems*.
20080 * config/aarch64/rtems.h: New file.
20082 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
20085 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
20086 shift amount using %h. Add comment.
20088 2016-02-26 Richard Biener <rguenther@suse.de>
20089 Jeff Law <law@redhat.com>
20091 PR tree-optimization/69740
20092 * cfghooks.c (remove_edge): Request loop fixups if we delete
20093 an edge that might turn an irreducible loop into a natural
20096 2016-02-26 Martin Jambor <mjambor@suse.cz>
20098 PR middle-end/69920
20099 * tree-sra.c (sra_modify_assign): Do not remove loads of
20100 uninitialized aggregates to SSA_NAMEs.
20102 2016-02-26 Richard Henderson <rth@redhat.com>
20105 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
20106 pseudo in case the target rtx matches the source of the left
20109 2016-02-26 Martin Jambor <mjambor@suse.cz>
20112 * hsa.h (hsa_type_packed_p): Declare.
20113 * hsa.c (hsa_type_packed_p): New function.
20114 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
20116 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
20117 * hsa-brig.c (emit_basic_insn): Likewise.
20119 2016-02-26 Martin Jambor <mjambor@suse.cz>
20122 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
20124 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
20126 2016-02-26 Martin Jambor <mjambor@suse.cz>
20128 * hsa.h (is_a_helper): New overload for hsa_op_immed for
20129 hsa_op_with_type operands.
20130 (hsa_unsigned_type_for_type): Declare.
20131 * hsa.c (hsa_unsigned_type_for_type): New function.
20132 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
20133 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
20134 the finalizer. Do not emit extra move.
20136 2016-02-26 Martin Jambor <mjambor@suse.cz>
20138 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
20139 atomic operations in private segment.
20141 2016-02-26 Martin Jambor <mjambor@suse.cz>
20143 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
20144 statements to wi->info. Also disallow omp simd constructs.
20145 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
20146 for not gridifying. Dump special string for omp_for.
20148 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20151 * config/aarch64/aarch64.c (aarch64_set_current_function):
20152 Save/restore target globals when switching to
20153 target_option_default_node.
20155 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20158 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
20159 Return 0 if !SHIFT_COUNT_TRUNCATED.
20161 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20162 Eric Botcazou <ebotcazou@adacore.com>
20164 PR rtl-optimization/69891
20165 * dse.c (scan_insn): If we can't figure out memset arguments
20166 or they are non-constant, call clear_rhs_from_active_local_stores.
20168 2016-02-26 Martin Liska <mliska@suse.cz>
20170 * doc/extend.texi: Mention clog10, clog10f an clog10l
20171 in Builtins section.
20173 2016-02-26 Martin Liska <mliska@suse.cz>
20175 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
20177 (resolve_args_picking_1): Likewise.
20178 * dwarf2out.h (struct GTY): Likewise.
20180 2016-02-26 Martin Liska <mliska@suse.cz>
20182 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
20183 with flag_checking.
20184 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20186 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
20187 Martin Liska <mliska@suse.cz>
20189 * doc/install.texi: Mention --enable-valgrind-annotations.
20191 2016-02-26 Richard Biener <rguenther@suse.de>
20193 PR tree-optimization/69551
20194 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
20195 looking through aliases adjust DECL_PT_UID to refer to the
20196 ultimate alias target.
20198 2016-02-25 Martin Liska <mliska@suse.cz>
20200 PR middle-end/69919
20201 * alloc-pool.c (after_memory_report): New variable.
20202 * alloc-pool.h (base_pool_allocator ::release): Do not use
20203 the infrastructure if after_memory_report.
20204 * toplev.c (toplev::main): Mark after memory report.
20206 2016-02-25 Richard Biener <rguenther@suse.de>
20208 PR tree-optimization/48795
20209 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
20211 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
20214 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
20215 offloading is enabled and -fopenacc or -fopenmp is specified.
20216 (CRTOFFLOADEND): Likewise.
20217 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
20218 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
20219 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
20220 (offload_objects_file_name): New static var.
20221 (tool_cleanup): Remove offload_objects_file_name file.
20222 (find_offloadbeginend): Replace with ...
20223 (find_crtoffloadtable): ... this.
20224 (run_gcc): Remove offload_argc and offload_argv.
20225 Get offload_objects_file_name from -foffload-objects=... option.
20226 Read names of object files with offload from this file, pass them to
20227 compile_images_for_offload_targets. Don't call find_offloadbeginend and
20228 don't pass offloadbegin and offloadend to the linker. Don't pass
20229 offload non-LTO files to the linker, because now they're not claimed.
20231 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
20234 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20235 on builtin_unreachable.
20237 2016-02-25 Jakub Jelinek <jakub@redhat.com>
20239 PR rtl-optimization/69896
20240 * regcprop.c: Include cfgrtl.h.
20241 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
20242 than remembered mode, either delete it (if noop_move_p), or
20243 treat like copy_p but not noop_p instruction.
20245 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20248 * dwarf2out.c (gen_variable_die): Work around buggy LTO
20249 - allow NULL decl for Fortran DW_TAG_common_block variables.
20251 2016-02-24 Jason Merrill <jason@redhat.com>
20253 * common.opt (flifetime-dse): Add -flifetime-dse=1.
20255 2016-02-24 Richard Biener <rguenther@suse.de>
20256 Jakub Jelinek <jakub@redhat.com>
20258 PR middle-end/69760
20259 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
20260 conditionally executed ops to well-defined overflow behavior.
20262 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20264 PR middle-end/69915
20265 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
20268 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20270 PR rtl-optimization/69886
20271 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
20272 argument. Use it when checking validity of set instructions.
20273 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
20274 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
20276 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
20277 * store-motion.c (find_moveable_store): Update
20278 can_assign_to_reg_without_clobbers_p callsite.
20280 2016-02-24 Richard Biener <rguenther@suse.de>
20282 PR middle-end/68963
20283 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
20285 (record_nonwrapping_iv): Do not fall back to the low/high bound
20286 for non-constant IV bases if the stmt is not always executed.
20288 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20290 * config/arm/arm-cores.def (cortex-a32): New entry.
20291 * config/arm/arm-tables.opt: Regenerate.
20292 * config/arm/arm-tune.md: Regenerate.
20293 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
20294 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
20295 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
20296 for -mcpu and -mtune.
20298 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20301 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
20302 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
20303 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
20304 (atomic_loaddi_1): Delete.
20305 (atomic_loaddi): Rewrite expander using the above changes.
20307 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20310 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
20313 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20314 Richard Biener <rguenth@suse.de>
20316 PR middle-end/69909
20317 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
20318 set_mem_attributes if tem is SSA_NAME which got expanded
20321 2016-02-24 Richard Biener <rguenther@suse.de>
20323 PR tree-optimization/69907
20324 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
20325 end of permutations for BB vectorization.
20327 2016-02-24 Christian Bruel <christian.bruel@st.com>
20329 * config/arm/arm-c.c (arm_option_override): Initialize
20330 target_option_current_node.
20331 * config/arm/arm.c (arm_pragma_target_parse): Replace
20332 build_target_option_node call by target_option_current_node.
20333 Set target_option_current_node.
20336 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
20339 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
20340 define_insn_and_split to define_insn.
20341 (zero_extendqi<mode>2_dot2): Same.
20342 (extendqi<mode>2_dot): Same.
20343 (extendqi<mode>2_dot2): Same.
20345 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
20347 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
20348 and add bypass for AES{D,E} and AESMC pairs.
20349 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
20352 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
20354 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
20355 series for reciprocal square root in Exynos M1.
20357 2016-02-23 Martin Sebor <msebor@redhat.com>
20360 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
20361 __builtin_alloca_with_align.
20363 2016-02-23 Richard Henderson <rth@redhat.com>
20365 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
20366 (ix86_register_pragmas): Remove __seg_tls.
20367 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
20368 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
20369 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
20370 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
20371 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
20372 * doc/extend.texi (__seg_tls): Remove item.
20374 2016-02-23 Richard Biener <rguenther@suse.de>
20376 * alloc-pool.h (struct allocation_object): Make id member
20377 conditional on CHECKING_P again.
20378 (get_instance): Adjust.
20379 (base_pool_allocator): Likewise.
20381 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
20383 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
20384 (parallelize_loops): In OpenACC kernels mode, set n_threads to
20386 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
20388 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
20390 2016-02-23 Richard Biener <rguenther@suse.de>
20392 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
20393 * bitmap.h (struct bitmap_usage): Likewise.
20394 (bitmap_move): Declare.
20395 * bitmap.c (register_overhead): Take size_t argument.
20396 (bitmap_move): New function.
20397 * df-problems.c (df_rd_transfer_function): Use bitmap_move
20398 to properly account overhead.
20399 * tree.c (free_node): Use tree_size.
20401 2016-02-23 Jakub Jelinek <jakub@redhat.com>
20404 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
20405 when inverting comparison.
20408 * common.opt (Wunreachable-code): Add Warning flag.
20410 2016-02-23 Mark Wielaard <mjw@redhat.com>
20411 Jakub Jelinek <jakub@redhat.com>
20414 * cgraphunit.c (check_global_declaration): Check main_input_filename
20415 and DECL_SOURCE_FILE are not NULL.
20417 2016-02-23 Martin Jambor <mjambor@suse.cz>
20419 PR tree-optimization/69666
20420 * tree-sra.c (sra_modify_assign): Do not attempt to create
20421 default_def replacements for unscalarizable regions.
20423 2016-02-20 Mark Wielaard <mjw@redhat.com>
20426 * cgraphunit.c (check_global_declaration): Check level of
20427 warn_unused_const_variable and main_input_filename.
20428 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
20429 (-Wunused-variable): For C implies -Wunused-const-variable=1.
20430 (-Wunused-const-variable): Explain levels 1 and 2.
20432 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20435 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
20436 identical arguments. Formatting and spelling fixes.
20439 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
20444 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
20445 and m68k-devices.def.
20446 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
20447 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
20449 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
20451 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
20452 and HImode registers.
20454 2016-02-22 Richard Biener <rguenther@suse.de>
20456 PR tree-optimization/69882
20457 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
20458 preserve permutations present because of gaps.
20459 (vect_supported_load_permutation_p): Always continue checking
20460 permutations after vect_attempt_slp_rearrange_stmts.
20462 2016-02-22 Bin Cheng <bin.cheng@arm.com>
20464 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
20465 min_profitable_estimate, rather than min_profitable_iters.
20467 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20470 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
20471 SImode for last match_operand.
20473 2016-02-22 Martin Liska <mliska@suse.cz>
20475 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
20476 return bitsize - 1 as the return value.
20478 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
20482 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
20483 Handle negative shift counts.
20484 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
20485 force_reg on the shift constant.
20486 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
20487 (lshrsi3_d): Handle negative shift counts.
20489 2016-02-22 Richard Biener <rguenther@suse.de>
20490 Tom de Vries <tom@codesourcery.com>
20492 * graph.c: Include dumpfile.h.
20493 (print_graph_cfg): Split into three overloads.
20494 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
20496 2016-02-22 Tom de Vries <tom@codesourcery.com>
20498 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
20501 2016-02-22 Richard Biener <rguenther@suse.de>
20504 * ipa-inline-transform.c (inline_call): When not updating
20505 overall summaries adjust self size by the growth estimate.
20506 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
20507 hash-set, do not update overall summaries here. Renamed from ...
20508 (inline_to_all_callers): ... this which is now wrapping the
20509 above and performing delayed overall summary update.
20510 (early_inline_small_functions): Delay updating of the overall
20513 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
20515 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
20518 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20521 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
20522 :%* in %:gt() argument.
20523 (greater_than_spec_func): Adjust for expecting only numbers,
20524 if there are more than two numbers, compare the last two.
20526 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
20528 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
20529 -Wnarrowing with -std.
20531 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20534 * expr.c (store_field): Don't use bit-field path if exp is
20535 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
20536 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
20537 and the assignment can be performed by bitwise copy. Formatting
20540 PR middle-end/69838
20541 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
20542 call copy_reg_eh_region_note_forward on before and/or after sequences
20543 and remove note from insn if it no longer can throw.
20546 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
20547 if TARGET_AVX512BW.
20549 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20551 * config/s390/vector.md: Add missing commutative operand markers
20552 to the patterns which qualify for one.
20553 * config/s390/vx-builtins.md: Likewise.
20555 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20557 * config/s390/vector.md (VI, VI_QHS): Add single element vector
20558 types to mode iterators.
20559 (vec_double): ... and mode attribute.
20560 * config/s390/vx-builtins.md (non_vec_int): Likewise.
20562 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20564 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
20565 Change the predicate of op2 from nonimmediate to general and let
20566 reload fix it if necessary.
20568 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20570 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
20572 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20574 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
20577 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20579 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
20580 * config/s390/s390.c (s390_expand_vec_movstr): New function.
20581 * config/s390/s390.md ("movstr<P:mode>"): Call
20582 s390_expand_vec_movstr.
20584 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20586 * config/s390/s390.md: Add missing output modifier for operand 1
20587 to print it as address properly.
20589 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20591 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
20592 * config/s390/2964.md: New file.
20593 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
20594 of insn grouping attributes depending on the CPU level.
20595 (s390_get_unit_mask): New function.
20596 (s390_sched_score): Remove the OOO from the scheduling macros.
20597 Add loop to calculate a score for the instruction mix.
20598 (s390_sched_reorder): Likewise plus improve debug output.
20599 (s390_sched_variable_issue): Rename macros as above. Calculate
20600 the unit distances after actually scheduling an insn. Improve
20602 (s390_sched_init): Clear last_scheduled_unit_distance array.
20603 * config/s390/s390.md: Include 2964.md.
20605 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20608 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
20609 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
20610 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
20611 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
20612 *avx512f_<code>v8div16qi2_mask_1): New insns.
20614 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
20617 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
20620 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
20621 earlyclobber from target. Use wF constraint for fused memory
20623 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
20625 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20626 Martin Liska <mliska@suse.cz>
20629 * cfgexpand.c (asan_sanitize_stack_p): New function.
20630 (partition_stack_vars): Use the function.
20631 (expand_stack_vars): Likewise.
20632 (defer_stack_allocation): Likewise.
20633 (expand_used_vars): Likewise.
20635 2016-02-18 Richard Biener <rguenther@suse.de>
20637 PR middle-end/69553
20638 * fold-const.c (operand_equal_p): Properly compare offsets for
20639 IMAGPART_EXPR and ARRAY_REF.
20641 2016-02-18 Nick Clifton <nickc@redhat.com>
20645 * config/arm/arm.c (arm_option_override_internal): Disable
20646 interworking if the target does not support thumb instructions.
20647 (arm_reload_in_hi): Handle the case where a register to register
20648 move needs reloading because there is no simple pattern to handle
20650 (arm_reload_out_hi): Likewise.
20652 2016-02-18 Richard Biener <rguenther@suse.de>
20654 PR middle-end/69854
20655 * match.pd: Don't use fold_binary or fold_unary for folding
20658 2016-02-17 Jakub Jelinek <jakub@redhat.com>
20661 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
20662 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
20663 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
20664 warn on gimple_no_warning_p statements.
20666 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
20668 * doc/extend.texi (C++ Attributes): Correct description of
20669 warn_unused type attribute.
20671 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20673 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
20674 correct instruction.
20676 2016-02-17 Richard Biener <rguenther@suse.de>
20678 PR rtl-optimization/69609
20679 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
20680 (find_traces_1_round): When ending a trace update cached priority
20682 (bb_to_key): Use cached priority when available.
20683 (copy_bb): Initialize cached priority.
20684 (reorder_basic_blocks_software_trace_cache): Likewise.
20686 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20689 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
20691 (aarch64_comparison_operator): Break overly long line into two.
20692 (aarch64_comparison_operation): Likewise.
20693 * config/aarch64/aarch64.md (cstorecc4): Use
20694 aarch64_comparison_operator_mode instead of
20695 aarch64_comparison_operator.
20696 (cstore<mode>4): Likewise.
20697 (aarch64_cstore<mode>): Likewise.
20698 (*cstoresi_insn_uxtw): Likewise.
20699 (cstore<mode>_neg): Likewise.
20700 (*cstoresi_neg_uxtw): Likewise.
20702 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20705 * config/arm/predicates.md (arm_comparison_operator_mode):
20707 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
20708 instead of arm_comparison_operator.
20709 (*mov_negscc): Likewise.
20710 (*mov_notscc): Likewise.
20711 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
20712 (*thumb2_mov_negscc): Likewise.
20713 (*thumb2_mov_negscc_strict_it): Likewise.
20714 (*thumb2_mov_notscc): Likewise.
20715 (*thumb2_mov_notscc_strict_it): Likewise.
20717 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
20719 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
20720 Add missing return.
20722 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
20724 * config/visium/visium.c (machine_libfunc_index): New enum.
20725 (machine_libfuncs): New structure.
20726 (visium_libfuncs): New static variable.
20727 (TARGET_INIT_LIBFUNCS): Define to...
20728 (visium_init_libfuncs): ...this. New function.
20729 (expand_block_move_4): Use the appropriate libfunc.
20730 (expand_block_move_2): Likewise.
20731 (expand_block_move_1): Likewise.
20732 (expand_block_set_4): Likewise.
20733 (expand_block_set_2): Likewise.
20734 (expand_block_set_1): Likewise.
20735 (visium_trampoline_init): Likewise.
20737 2016-02-17 Nick Clifton <nickc@redhat.com>
20739 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
20740 TI's devices.csv file as of March 2016.
20742 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
20745 * opts-global.c (handle_common_deferred_options): Introduce and
20746 initialize two global variables to remember command-line options
20747 specifying a stack-limiting register.
20748 * opts.h: Add extern declarations of the two new global variables.
20749 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
20750 variable based on the values of the two new global variables.
20752 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20755 * common.opt (Wnonnull-compare): New warning.
20756 * doc/invoke.texi (-Wnonnull): Remove text about comparison
20757 of arguments against NULL.
20758 (-Wnonnull-compare): Document.
20759 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
20760 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
20761 * passes.def (pass_warn_nonnull_compare): Add.
20762 * gimple-ssa-nonnull-compare.c: New file.
20764 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20766 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
20767 AARCH64_EXTRA_TUNE_RECIP_SQRT.
20769 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20771 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
20772 reciprocal sqrt for -mlow-precision-recip-sqrt.
20774 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20775 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20777 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
20778 always use lane loads to construct non-constant vectors.
20780 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20782 * config/aarch64/aarch64.md
20783 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
20784 constraints for operand 3.
20785 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
20787 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20788 Richard Biener <rguenther@suse.de>
20790 PR tree-optimization/69820
20791 * tree-vect-patterns.c (type_conversion_p): Return false if
20792 *orig_type is unsigned single precision or boolean.
20793 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
20796 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20798 PR rtl-optimization/69764
20799 PR rtl-optimization/69771
20800 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
20801 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
20803 2016-02-16 Richard Biener <rguenther@suse.de>
20805 PR tree-optimization/69776
20806 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
20808 (indirect_refs_may_alias_p): Likewise.
20809 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
20810 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
20811 according to tbaa_p.
20812 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
20813 (optimize_stmt): For redundant store discovery do not allow tbaa.
20815 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
20817 PR tree-optimization/69714
20818 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
20819 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
20821 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
20823 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
20824 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
20825 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
20826 * config/arc/arc.c (arc_init): Check FPU options.
20827 (get_arc_condition_code): Handle new CC_FPU* modes.
20828 (arc_select_cc_mode): Likewise.
20829 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
20830 register pair only. Allow access for ARCv2 accumulator.
20831 (gen_compare_reg): Whenever we have FPU support use FPU compare
20833 (arc_reorg): Don't generate brcc insns when FPU compare
20834 instructions are involved.
20835 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
20836 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
20837 floating point emulation.
20838 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
20839 (REVERSE_CONDITION): Add new CC_FPU* modes.
20840 (TARGET_FP_SP_BASE): Define.
20841 (TARGET_FP_DP_BASE): Likewise.
20842 (TARGET_FP_SP_FUSED): Likewise.
20843 (TARGET_FP_DP_FUSED): Likewise.
20844 (TARGET_FP_SP_CONV): Likewise.
20845 (TARGET_FP_DP_CONV): Likewise.
20846 (TARGET_FP_SP_SQRT): Likewise.
20847 (TARGET_FP_DP_SQRT): Likewise.
20848 (TARGET_FP_DP_AX): Likewise.
20849 * config/arc/arc.md (ARCV2_ACC): New constant.
20850 (type): New fpu type attribute.
20851 (SDF): Conditional iterator.
20852 (cstore<mode>, cbranch<mode>): Change expand condition.
20853 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
20854 handles FPU/FPX cases as well.
20855 * config/arc/arc.opt (mfpu): New option.
20856 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
20858 (adddf3, muldf3, subdf3): Removed.
20859 * config/arc/predicates.md (proper_comparison_operator): Recognize
20861 * config/arc/fpu.md: New file.
20862 * doc/invoke.texi (ARC Options): Document mfpu option.
20864 2016-02-16 Richard Biener <rguenther@suse.de>
20866 PR rtl-optimization/69291
20867 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
20868 noce_operand_ok check.
20870 2016-02-16 Tom de Vries <tom@codesourcery.com>
20873 * omp-low.c (simd_clone_create): Remove call to
20874 symtab->call_cgraph_insertion_hooks.
20876 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20878 PR tree-optimization/69802
20879 * tree-ssa-reassoc.c (update_range_test): If op is
20880 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
20881 op == 1 test of precision 1 integral op, otherwise handle
20882 that case as op itself. Fix up formatting.
20883 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
20886 2016-02-16 Richard Biener <rguenther@suse.de>
20888 PR tree-optimization/69586
20889 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
20890 types for conversion sources.
20892 2016-02-16 Richard Biener <rguenther@suse.de>
20894 PR middle-end/69801
20895 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
20896 mask OEP_ADDRESS_OF.
20898 2016-02-16 Alan Modra <amodra@gmail.com>
20901 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
20902 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
20903 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
20905 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
20906 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
20907 (p8_fmrgow_<mode>): Likewise.
20908 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
20910 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
20911 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
20912 to use movdi_internal64. Remove op0_di.
20913 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
20915 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
20917 Add support for the FCCMP insn types
20919 * config/aarch64/aarch64.md (fccmp): Change insn type.
20920 (fccmpe): Likewise.
20921 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
20922 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
20923 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
20924 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
20925 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
20926 * config/arm/types.md (fccmps): Add new insn type.
20927 (fccmpd): Likewise.
20929 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
20931 * alias.c (get_alias_set): Fix a typo in comment.
20933 2016-02-15 Richard Biener <rguenther@suse.de>
20935 PR tree-optimization/69595
20936 * match.pd: Complete range test simplification to true.
20938 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
20940 PR rtl-optimization/69648
20941 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
20942 pic_offset_table_rtx.
20944 PR rtl-optimization/69752
20945 * ira.c (update_equiv_regs): When looking for more than a single SET,
20946 also take other side effects into account.
20948 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
20950 * config/s390/s390.c (s390_function_profiler): Add a new sequence
20951 for z900+ CPUs in 31-bit mode.
20953 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
20955 * common/config/s390/s390-common.c (s390_supports_split_stack):
20957 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
20958 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
20959 * config/s390/s390.c (struct machine_function): New field
20960 split_stack_varargs_pointer.
20961 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
20962 in s390_emit_prologue.
20963 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
20965 (morestack_ref): New global.
20966 (SPLIT_STACK_AVAILABLE): New macro.
20967 (s390_expand_split_stack_prologue): New function.
20968 (s390_live_on_entry): New function.
20969 (s390_va_start): Use split-stack vararg pointer if appropriate.
20970 (s390_asm_file_end): Emit the split-stack note sections.
20971 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
20972 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
20973 (UNSPECV_SPLIT_STACK_CALL): New unspec.
20974 (UNSPECV_SPLIT_STACK_DATA): New unspec.
20975 (split_stack_prologue): New expand.
20976 (split_stack_space_check): New expand.
20977 (split_stack_data): New insn.
20978 (split_stack_call): New expand.
20979 (split_stack_call_*): New insn.
20980 (split_stack_cond_call): New expand.
20981 (split_stack_cond_call_*): New insn.
20983 2016-02-15 Richard Biener <rguenther@suse.de>
20985 PR tree-optimization/69783
20986 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
20987 Add trivially correct cases.
20989 2016-02-15 Tom de Vries <tom@codesourcery.com>
20992 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
20994 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
20996 2016-02-15 Richard Biener <rguenther@suse.de>
20998 PR tree-optimization/69776
20999 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21000 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
21001 indicate whether we can use TBAA to disambiguate against stores.
21002 Use alias-set zero if not.
21003 (visit_reference_op_store): Do not use TBAA when looking up
21005 * tree-ssa-pre.c (compute_avail): Use TBAA here.
21006 (eliminate_dom_walker::before_dom_children): But not when looking
21007 up redundant stores.
21009 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
21011 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
21013 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21015 * config/i386/znver1.md
21016 (znver1_pop, znver1_pop_mem,
21017 znver1_load_imov_double_store,
21018 znver1_load_imov_direct_store,
21019 znver1_load_imov_direct_load,
21020 znver1_load_imov_double_load): Add new.
21021 (znver1_insn, znver1_insn_load): Add icmov type.
21022 (znver1_sseavx_fma,
21023 znver1_sseavx_fma_load,
21025 znver1_avx256_fma_load): Fix pipe usage.
21027 2016-02-14 Alan Modra <amodra@gmail.com>
21030 * reload.c (find_reloads_address_1): For pre/post-inc/dec
21031 with an invalid hard reg, reload just the reg not the entire
21032 pre/post-inc/dec address expression.
21034 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21037 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
21038 fixed R1_REG scratch reg.
21039 (sibcall_value_pcrel_fdpic): Likewise.
21041 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21045 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
21047 2016-02-12 Walter Lee <walt@tilera.com>
21049 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
21050 * config/tilegx/t-tilegx: Likewise.
21052 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21055 * diagnostic-show-locus.c (struct line_span): New struct.
21056 (layout::get_first_line): Delete.
21057 (layout::get_last_line): Delete.
21058 (layout::get_num_line_spans): New member function.
21059 (layout::get_line_span): Likewise.
21060 (layout::print_heading_for_line_span_index_p): Likewise.
21061 (layout::get_expanded_location): Likewise.
21062 (layout::calculate_line_spans): Likewise.
21063 (layout::m_first_line): Delete.
21064 (layout::m_last_line): Delete.
21065 (layout::m_line_spans): New field.
21066 (layout::layout): Update comment. Replace m_first_line and
21067 m_last_line with m_line_spans, replacing their initialization
21068 with a call to calculate_line_spans.
21069 (diagnostic_show_locus): When printing source lines and
21070 annotations, rather than looping over a single span
21071 of lines, instead loop over each line_span within
21072 the layout, with an inner loop over the lines within them.
21073 Call the context's start_span callback when changing line spans.
21074 * diagnostic.c (diagnostic_initialize): Initialize start_span.
21075 (diagnostic_build_prefix): Break out the building of the location
21076 part of the string into...
21077 (diagnostic_get_location_text): ...this new function, rewriting
21078 it from nested ternary expressions to a sequence of "if"
21080 (default_diagnostic_start_span_fn): New function.
21081 * diagnostic.h (diagnostic_start_span_fn): New typedef.
21082 (diagnostic_context::start_span): New field.
21083 (default_diagnostic_start_span_fn): New prototype.
21085 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21088 * gcc.c (driver::finalize): Fix cleanup of "specs".
21090 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21094 * gcc.c (driver::driver): Initialize m_option_suggestions.
21095 (driver::~driver): Clean up m_option_suggestions.
21096 (suggest_option): Convert to...
21097 (driver::suggest_option): ...this, and split out into
21098 driver::build_option_suggestions and find_closest_string.
21099 (driver::build_option_suggestions): New function, from
21100 first half of suggest_option. Special-case
21101 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
21102 the sanitizer_opts array. For options of enum types, add the
21103 various enum values to the candidate strings.
21104 (driver::handle_unrecognized_options): Remove "const".
21105 * gcc.h (driver::handle_unrecognized_options): Likewise.
21106 (driver::build_option_suggestions): New decl.
21107 (driver::suggest_option): New decl.
21108 (driver::m_option_suggestions): New field.
21109 * opts-common.c (add_misspelling_candidates): New function.
21110 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
21111 and make non-static.
21112 * opts.h (sanitizer_opts): New array decl.
21113 (add_misspelling_candidates): New function decl.
21114 * spellcheck.c (find_closest_string): New function.
21115 * spellcheck.h (find_closest_string): New function decl.
21117 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21119 PR rtl-optimization/69764
21120 PR rtl-optimization/69771
21121 * optabs.c (expand_binop_directly): For shift_optab_p, force
21122 convert_modes with VOIDmode if xop1 has VOIDmode.
21124 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
21127 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
21128 to correctly determine instrumentation thunks.
21130 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21133 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
21134 type by reference, force lhs on the call.
21137 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
21138 Compute retval and retbnd early in all cases if split_part_return_p
21139 and return_bb is not EXIT. Remove all clobber stmts and reset
21140 all debug stmts that refer to SSA_NAMEs defined in split part,
21141 except if it is retval, in that case replace the old retval with the
21142 lhs of the call to the split part.
21144 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21147 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21149 PR middle-end/66726
21150 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21151 whose result is used in PHI.
21152 (maybe_optimize_range_tests): Likewise.
21153 (final_range_test_p): Likweise.
21155 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21157 PR middle-end/66726
21158 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21159 whose result is used in PHI.
21160 (maybe_optimize_range_tests): Likewise.
21161 (final_range_test_p): Likweise.
21163 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21165 * cgraph.c: Spelling fixes - behaviour -> behavior and
21166 neighbour -> neighbor.
21167 * target.def: Likewise.
21168 * sel-sched.c: Likewise.
21169 * config/mips/mips.c: Likewise.
21170 * config/arc/arc.md: Likewise.
21171 * config/arm/cortex-a57.md: Likewise.
21172 * config/arm/arm.c: Likewise.
21173 * config/arm/neon.md: Likewise.
21174 * config/arm/arm-c.c: Likewise.
21175 * config/vms/vms-c.c: Likewise.
21176 * config/s390/s390.c: Likewise.
21177 * config/i386/znver1.md: Likewise.
21178 * config/i386/i386.c: Likewise.
21179 * config/ia64/hpux-unix2003.h: Likewise.
21180 * config/msp430/msp430.md: Likewise.
21181 * config/rx/rx.c: Likewise.
21182 * config/rx/rx.md: Likewise.
21183 * config/aarch64/aarch64-simd.md: Likewise.
21184 * config/aarch64/aarch64.c: Likewise.
21185 * config/nvptx/nvptx.c: Likewise.
21186 * config/bfin/bfin.c: Likewise.
21187 * config/cris/cris.opt: Likewise.
21188 * config/rs6000/rs6000.c: Likewise.
21189 * target.h: Likewise.
21190 * spellcheck.c: Likewise.
21191 * ira-build.c: Likewise.
21192 * tree-inline.c: Likewise.
21193 * builtins.c: Likewise.
21194 * lra-constraints.c: Likewise.
21195 * explow.c: Likewise.
21196 * hwint.h: Likewise.
21197 * targhooks.c: Likewise.
21198 * tree-vect-data-refs.c: Likewise.
21199 * expr.c: Likewise.
21200 * doc/tm.texi: Likewise.
21201 * doc/extend.texi: Likewise.
21202 * doc/install.texi: Likewise.
21203 * doc/md.texi: Likewise.
21204 * tree-ssa-tail-merge.c: Likewise.
21205 * sched-int.h: Likewise.
21206 * match.pd: Likewise.
21207 * sched-ebb.c: Likewise.
21208 * target.def (omit_struct_return_reg): Likewise.
21209 * gimple-ssa-isolate-paths.c: Likewise.
21210 (find_implicit_erroneous_behaviour): Renamed to...
21211 (find_implicit_erroneous_behavior): ... this.
21212 (find_explicit_erroneous_behaviour): Renamed to...
21213 (find_explicit_erroneous_behavior): ... this.
21214 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
21216 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
21218 PR rtl-optimization/64682
21219 PR rtl-optimization/69567
21220 PR rtl-optimization/69737
21221 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
21222 in I2 as well, just lose it.
21224 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21226 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
21228 (aarch64_last_printed_tune_string): Likewise.
21229 (aarch64_declare_function_name): Only output .arch assembler
21230 directive if it will be different from the previously output
21231 directive. Same for .tune comment but only if -dA is set.
21232 (aarch64_start_file): New function.
21233 (TARGET_ASM_FILE_START): Define.
21235 2016-02-11 David Malcolm <dmalcolm@redhat.com>
21238 * Makefile.in (PLUGIN_HEADERS): Add params.list.
21240 2016-02-11 Jakub Jelinek <jakub@redhat.com>
21243 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
21244 -Wmaybe-uninitialized warning.
21246 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
21249 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
21251 2016-02-11 Richard Biener <rguenther@suse.de>
21253 PR rtl-optimization/69291
21254 * ifcvt.c (noce_try_store_flag_constants): Do not allow
21255 subexpressions affected by changing the result.
21257 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
21260 * lra-constraints.c (curr_insn_transform): Find in/out operands
21261 for secondary memory moves. Update dups.
21263 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
21265 PR tree-optimization/69652
21266 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
21267 to nested loop, did source re-formatting, skip debug statements,
21268 add check on statement with volatile operand, remove dead scalar
21271 2016-02-10 Jakub Jelinek <jakub@redhat.com>
21272 Patrick Palka <ppalka@gcc.gnu.org>
21276 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
21277 calls if the return type is TREE_ADDRESSABLE.
21278 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
21279 * ipa-split.c (split_function): Fix doubled "we" in comment.
21280 Use void return type for the split part even if
21281 !split_point->split_part_set_retval.
21283 2016-02-10 Bin Cheng <bin.cheng@arm.com>
21285 PR tree-optimization/68021
21286 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
21287 when computing the value of biv cand by itself.
21289 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
21291 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
21292 (cortexa57_tunings): Likewise.
21293 (cortexa72_tunings): Likewise.
21294 (arch_macro_fusion_pair_p): Add support for AES fusion.
21295 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
21296 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
21297 Allow virtual registers before reload so early scheduling works.
21298 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
21299 correct latency and pipeline.
21300 (cortex_a57_crypto_complex): Likewise.
21301 (cortex_a57_crypto_xor): Likewise.
21302 (define_bypass): Add AES bypass.
21304 2016-02-10 Richard Biener <rguenther@suse.de>
21306 PR tree-optimization/69726
21307 * passes.def: Add DCE pass before late uninit.
21308 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
21309 really fixup if-conversions job.
21311 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
21313 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
21314 (arm_cortex_a57_tune): Likewise.
21315 (aarch_macro_fusion_pair_p): Add support for AES fusion.
21316 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
21318 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
21320 * timevar.def (TV_PHASE_DBGINFO): Delete.
21321 (TV_PHASE_CHECK_DBGINFO): Likewise.
21322 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
21324 2016-02-10 Richard Biener <rguenther@suse.de>
21326 PR tree-optimization/69719
21327 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21328 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
21330 2016-02-09 Andrew Pinski <apinski@cavium.com>
21333 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
21334 get_vcond_mask_icode returns false.
21336 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
21339 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
21340 an ADDIS that adds a pointer to a large constant that sets the
21341 upper16 bits with a load operation.
21343 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
21346 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
21348 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
21350 (vzipq_s16): Likewise.
21351 (vzipq_s32): Likewise.
21352 (vzipq_f32): Likewise.
21353 (vzipq_u8): Likewise.
21354 (vzipq_u16): Likewise.
21355 (vzipq_u32): Likewise.
21356 (vzipq_p8): Likewise.
21357 (vzipq_p16): Likewise.
21359 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
21362 * config/arm/arm.c (neon_endian_lane_map): New function.
21363 (neon_vector_pair_endian_lane_map): New function.
21364 (arm_evpc_neon_vuzp): Allow for big endian lane order.
21365 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
21367 (vuzpq_s16): Likewise.
21368 (vuzpq_s32): Likewise.
21369 (vuzpq_f32): Likewise.
21370 (vuzpq_u8): Likewise.
21371 (vuzpq_u16): Likewise.
21372 (vuzpq_u32): Likewise.
21373 (vuzpq_p8): Likewise.
21374 (vuzpq_p16): Likewise.
21376 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
21379 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
21382 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
21384 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
21385 truncate const_int operand 1 to QImode.
21387 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
21389 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
21390 corresponding to an abnormal edge.
21392 2016-02-09 Tom de Vries <tom@codesourcery.com>
21394 PR tree-optimization/69599
21395 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
21397 (find_func_aliases_for_builtin_call, find_func_clobbers)
21398 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
21401 2016-02-09 Richard Biener <rguenther@suse.de>
21403 PR tree-optimization/69715
21404 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
21405 LHS on calls as non-rewritable.
21407 2016-02-09 Tom de Vries <tom@codesourcery.com>
21410 * lto-wrapper.c (append_diag_options): New function.
21411 (compile_offload_image): Call append_diag_options.
21413 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
21416 * doc/extend.texi (Flag Output Operands): Correct sectioning.
21417 Minor copy-edit to fix verb tenses.
21419 2016-02-08 Jakub Jelinek <jakub@redhat.com>
21421 PR tree-optimization/69209
21422 * ipa-split.c (split_function): If split part is not
21423 returning retval, retval has gimple type but is not
21424 gimple value, force it into a SSA_NAME first.
21426 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
21428 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
21431 2016-02-08 Jason Merrill <jason@redhat.com>
21434 * convert.c (convert_to_integer_1): Check dofold on truncation
21436 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
21437 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
21438 Rename from *_nofold.
21439 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
21440 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
21442 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
21445 * tree.c (build_common_tree_nodes): Remove short_double argument.
21446 All callers changed.
21447 * tree.h (build_common_tree_nodes): Adjust declaration.
21448 * doc/invoke.texi (-fshort-double): Remove documentation.
21449 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21450 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
21451 * lto-wrapper.c (merge_and_complain, append_compiler_options)
21452 (append_linker_options): Don't handle OPT_fshort_double.
21454 PR rtl-optimization/68730
21455 * lra-remat.c (insn_to_cand_activation): New static variable.
21456 (lra_remat): Allocate and free it.
21457 (create_cand): New arg activation. Initialize a field in
21458 insn_to_cand_activation if it is nonnull.
21459 (create_cands): Pass the activation insn to create_cand when making
21460 a candidate involving an output reload. Reorganize code a little.
21461 (do_remat): Keep track of active status of candidates in a separate
21464 2016-02-08 Richard Biener <rguenther@suse.de>
21466 PR tree-optimization/69719
21467 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21468 Properly use absolute of the difference of the two offsets to
21469 compare or adjust the segment length.
21471 2016-02-08 Richard Biener <rguenther@suse.de>
21472 Jeff Law <law@redhat.com>
21475 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
21476 types for anonymous SSA names.
21478 2016-02-08 Richard Biener <rguenther@suse.de>
21480 PR rtl-optimization/69274
21481 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
21483 2016-02-08 Jeff Law <law@redhat.com>
21485 PR tree-optimization/65917
21486 * tree-ssa-dom.c (record_temporary_equivalences): Record both
21487 equivalences from if (x == y) style conditionals.
21488 (loop_depth_of_name): Remove.
21489 (record_equality): Remove loop depth check.
21490 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
21491 (const_and_copies::record_const_or_copy_raw): New member function.
21492 * tree-ssa-scopedtables.c
21493 (const_and_copies::record_const_or_copy_raw): New, factored out of
21494 (const_and_copies::record_const_or_copy): Call new member function.
21496 2016-02-05 Jeff Law <law@redhat.com>
21498 PR tree-optimization/68541
21499 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
21500 (count_stmts_in_block): New function.
21501 (poor_ifcvt_candidate_code): Likewise.
21502 (is_feasible_trace): Add some heuristics to determine when path
21503 splitting is profitable.
21504 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
21505 is a diamond with a single exit.
21507 2016-02-05 Martin Sebor <msebor@redhat.com>
21510 * doc/invoke.texi: Update -Wplacement-new to take an optional
21513 2016-02-06 Richard Henderson <rth@redhat.com>
21516 * tree.c (tree_nop_conversion_p): Do not strip casts into or
21517 out of non-standard address spaces.
21519 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21521 PR rtl-optimization/69691
21522 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
21524 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
21526 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
21527 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
21528 (*ieee128_mfvsrd_64bit): Likewise.
21529 (*ieee128_mfvsrd_32bit): Likewise.
21531 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
21535 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21537 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
21538 instrumented_version.
21540 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
21542 * doc/invoke.texi (Optimize Options): In table of --param options
21543 rename second occurrence of tracer-min-branch-ratio to
21544 tracer-min-branch-probability, rename
21545 tracer-min-branch-ratio-feedback to
21546 tracer-min-branch-probability-feedback and clarify description,
21547 rename sched-spec-state-edge-prob-cutoff to
21548 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
21549 to selsched-insns-to-rename, rename lto-minpartition to
21550 lto-min-partition, delete reorder-blocks-duplicate and
21551 reorder-blocks-duplicate-feedback.
21553 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21555 * config/s390/s390.c (s390_register_info_set_ranges): Remove
21558 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
21560 * doc/extend.texi: S/390: Correct some typos.
21562 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21564 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
21566 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21569 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
21570 (s390_register_info_gprtofpr): Use new macros above.
21571 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
21573 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
21574 its name. Adjust restore and save gpr ranges.
21575 (s390_register_info_set_ranges): New function.
21576 (s390_register_info): Use new macros above. Call
21577 s390_register_info_set_ranges.
21578 (s390_optimize_register_info): Likewise.
21579 (s390_hard_regno_rename_ok): Use new macros.
21580 (s390_hard_regno_scratch_ok): Likewise.
21581 (s390_emit_epilogue): Likewise.
21582 (s390_can_use_return_insn): Likewise.
21583 (s390_optimize_prologue): Likewise.
21584 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
21586 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21589 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
21591 (ix86_option_override_internal): Disable TARGET_STV even for
21592 -m{incoming,preferred}-stack-boundary=3.
21594 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21596 * config.gcc: Mark deprecated rtems targets as obsolete.
21598 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
21600 PR rtl-optimization/64682
21601 PR rtl-optimization/69567
21602 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
21603 before I2 only if the register is both used and set in I2.
21605 2016-02-04 DJ Delorie <dj@redhat.com>
21607 * config/msp430/msp430.c (msp430_start_function): Add function type.
21609 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21612 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
21614 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
21616 PR rtl-optimization/69577
21618 2015-10-29 Richard Henderson <rth@redhat.com>
21622 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
21623 sse check to the exact conditions of PR 67609.
21625 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
21628 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
21629 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
21630 not allowed into the traditional Altivec registers.
21631 (movtd_64bit_nodm): Likewise.
21632 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
21634 2016-02-04 David Malcolm <dmalcolm@redhat.com>
21636 * config/aarch64/cortex-a57-fma-steering.c
21637 (aarch64_register_fma_steering): Remove "static" from arguments
21640 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
21643 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
21644 twice when complex.
21646 2016-02-04 Mike Frysinger <vapier@gentoo.org>
21648 * doc/invoke.texi: Delete -mno-fma4.
21650 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
21652 PR rtl-optimization/69577
21653 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
21654 (find_subregs_of_mode): Update accordingly. Iterate over partial
21657 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
21659 * config/arm/arm-protos.h (neon_reinterpret): Remove.
21660 * config/arm/arm.c (neon_reinterpret): Remove.
21661 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
21662 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
21663 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
21664 vreinterpretti): Remove.
21665 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
21666 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
21667 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
21668 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
21669 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
21670 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
21671 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
21672 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
21673 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
21674 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
21675 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
21676 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
21677 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
21678 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
21679 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
21680 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
21681 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
21682 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
21683 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
21684 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
21685 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
21686 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
21687 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
21688 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
21689 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
21690 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
21691 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
21692 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
21693 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
21694 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
21695 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
21696 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
21697 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
21698 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
21699 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
21700 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
21701 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
21702 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
21703 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
21704 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
21705 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
21706 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
21707 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
21708 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
21709 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
21710 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
21711 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
21712 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
21713 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
21714 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
21715 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
21716 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
21717 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
21718 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
21719 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
21720 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
21721 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
21722 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
21723 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
21724 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
21725 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
21726 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
21727 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
21728 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
21729 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
21730 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
21731 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
21732 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
21733 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
21734 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
21735 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
21736 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
21737 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
21738 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
21739 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
21740 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
21741 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
21742 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
21743 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
21744 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
21745 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
21746 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
21747 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
21748 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
21749 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
21750 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
21751 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
21752 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
21753 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
21754 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
21755 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
21756 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
21757 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
21758 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
21759 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
21760 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
21761 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
21762 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
21763 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
21764 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
21765 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
21766 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
21767 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
21769 2016-02-04 Martin Liska <mliska@suse.cz>
21772 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
21773 that are gimple_store_p.
21774 (maybe_instrument_call): Likewise.
21776 2016-02-04 Bin Cheng <bin.cheng@arm.com>
21778 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
21779 register scaling out of memory reference and comment why.
21781 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21785 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
21786 folding the source of a SET.
21788 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21792 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
21793 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
21795 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
21799 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
21802 2016-02-04 Christian Bruel <christian.bruel@st.com>
21804 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
21805 * config/arm/arm.c (arm_set_current_function): Likewise.
21807 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21808 Ilya Enkovich <enkovich.gnu@gmail.com>
21809 H.J. Lu <hongjiu.lu@intel.com>
21812 * config/i386/i386.c (convert_scalars_to_vector): Remove
21813 stack alignment fixes.
21814 (ix86_option_override_internal): Disable TARGET_STV if stack
21815 might not be aligned enough.
21816 (ix86_minimum_alignment): Assert that TARGET_STV is false.
21818 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
21820 * config/i386/x86-tune.def: Disable default prefetching
21823 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
21824 Vladimir Makarov <vmakarov@redhat.com>
21827 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
21828 in validating fused toc addresses.
21830 2016-02-03 Jakub Jelinek <jakub@redhat.com>
21833 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
21834 range->m_caret fields if range->m_show_caret_p is false.
21837 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21838 Force oldval into register if it does not satisfy reg_or_short_operand
21839 predicate. Fix up formatting.
21841 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
21842 Alexandre Oliva <aoliva@redhat.com>
21845 * lra-constraints.c (simplify_operand_subreg): Check additionally
21846 address validity after potential reloading.
21847 (process_address_1): Check insns validity. In case of failure do
21850 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
21853 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
21856 2016-02-02 Jakub Jelinek <jakub@redhat.com>
21858 * wide-int.cc (canonize_uhwi): New function.
21859 (wi::divmod_internal): Use it.
21861 2016-02-02 James Norris <jnorris@codesourcery.com>
21863 * gimplify.c (omp_notice_variable): Add usage check.
21865 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
21867 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
21868 like LE, GE, LT, GT when emitting relational operator.
21870 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
21872 * ira-costs.c (find_costs_and_classes): Add extra argument.
21873 * target.def (ira_change_pseudo_allocno_class): Add parameter.
21874 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
21875 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
21876 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
21877 Add best_class parameter, and return it if not ALL_REGS.
21878 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
21880 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
21881 Update target hook.
21883 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
21885 * config/aarch64/aarch64.c
21886 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
21887 (aarch64_ira_change_pseudo_allocno_class): New function.
21889 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
21892 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
21894 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21896 * config/avr/avr.c (avr_option_override): Set
21897 PARAM_ALLOW_STORE_DATA_RACES to 1.
21899 2016-02-02 Richard Biener <rguenther@suse.de>
21901 PR tree-optimization/69595
21902 * match.pd: Add range test simplifications to true/false.
21904 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
21906 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
21907 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
21910 2016-02-02 Richard Biener <rguenther@suse.de>
21912 PR tree-optimization/69606
21913 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
21914 info on the result before moving a stmt.
21916 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
21918 PR middle-end/68542
21919 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
21920 branch with vector comparison.
21921 * config/i386/sse.md (VI48_AVX): New mode iterator.
21922 (define_expand "cbranch<mode>4): Add support for conditional branch
21923 with vector comparison.
21924 * tree-vect-loop.c (optimize_mask_stores): New function.
21925 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
21926 has_mask_store field of vect_info.
21927 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
21928 vectorized loops having masked stores after vec_info destroy.
21929 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
21930 correspondent macros.
21931 (optimize_mask_stores): Add prototype.
21933 2016-02-02 Alan Modra <amodra@gmail.com>
21936 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
21939 2016-02-02 Alan Modra <amodra@gmail.com>
21942 * config/rs6000/rs6000.c (need_toc_init): New var, set it
21943 whenever toc_label_name used.
21944 (rs6000_file_start): Don't set up toc section here,
21945 (rs6000_output_function_epilogue): do so here instead,
21946 (rs6000_xcoff_file_start): and here.
21947 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
21948 (load_toc_aix_di): Likewise.
21950 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21952 PR rtl-optimization/69592
21953 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
21954 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
21955 (num_sign_bit_copies_binary_arith_p): New inline function.
21956 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
21958 2016-02-01 Jeff Law <law@redhat.com>
21960 PR tree-optimization/69580
21961 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
21962 * tree-ssa-threadbackward.c
21963 (fsm_find_control_statement_thread_paths): Do not try to walk
21964 through large PHI nodes.
21966 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21968 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
21969 when count is incremented above limit, don't analyze further
21972 * omp-low.c (oacc_parse_default_dims): Avoid
21973 -Wsign-compare warning, make sure value fits into int
21974 rather than just unsigned int.
21976 2016-02-01 Bin Cheng <bin.cheng@arm.com>
21978 PR tree-optimization/67921
21979 * fold-const.c (split_tree): New parameters. Convert pointer
21980 type variable part to proper type before negating.
21981 (fold_binary_loc): Pass new arguments to split_tree.
21983 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
21985 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
21986 (nvptx_goacc_validate_dims): Extend to handle global defaults.
21987 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
21988 * doc/tm.texti: Rebuilt.
21989 * doc/invoke.texi (fopenacc-dim): Document.
21990 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
21991 (append_compiler_options): Likewise.
21992 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
21993 (oacc_parse_default_dims): New.
21994 (oacc_validate_dims): Add USED arg. Select non-unity default when
21996 (oacc_loop_fixed_partitions): Return mask of used partitions.
21997 (oacc_loop_auto_partitions): Emit dump info.
21998 (oacc_loop_partition): Return mask of used partitions.
21999 (execute_oacc_device_lower): Parse default dimension arg. Adjust
22000 loop partitioning and validation calls.
22002 2016-02-01 Richard Biener <rguenther@suse.de>
22004 PR middle-end/69556
22005 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
22007 2016-02-01 Richard Biener <rguenther@suse.de>
22009 PR tree-optimization/69574
22010 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
22011 of asserting return chrec_dont_know.
22013 2016-02-01 Martin Liska <mliska@suse.cz>
22015 * mem-stats-traits.h: Add copyright header.
22016 * mem-stats.h: Likewise.
22018 2016-02-01 Richard Biener <rguenther@suse.de>
22020 PR tree-optimization/69579
22021 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
22022 Do not propagate through abnormal PHI results.
22024 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
22026 * postreload.c (reload_cse_simplify): Remove dead code.
22028 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22030 PR rtl-optimization/69570
22031 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
22032 if there is more than one set, not if there is a single set.
22034 2016-02-01 Richard Henderson <rth@redhat.com>
22037 * combine.c (make_compound_operation): When looking through a
22038 subreg, make sure to re-extend to the width of the outer mode.
22040 2016-01-30 Jakub Jelinek <jakub@redhat.com>
22042 PR tree-optimization/69546
22043 * wide-int.cc (wi::divmod_internal): For unsigned division
22044 where both operands fit into uhwi, if o1 is 1 and o0 has
22045 msb set, if divident_prec is larger than bits per hwi,
22046 clear another quotient word and return 2 instead of 1.
22047 Similarly for remainder with msb in HWI set, if dividend_prec
22048 is larger than bits per hwi.
22050 2016-01-29 Martin Jambor <mjambor@suse.cz>
22052 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
22053 Use short lowercase names.
22054 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
22055 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
22056 acq_rel one. Protect warning agains segfaults if
22057 get_memory_order_name returns NULL.
22058 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
22059 with release semantics. Do not warn if get_memory_order already did.
22060 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
22061 semantics. Fix check for relaxed or acquire semantics. Do not warn
22062 if get_memory_order already did.
22064 2016-01-29 Sebastian Pop <s.pop@samsung.com>
22066 * doc/install.texi: Document that isl-0.16 is supported.
22068 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
22071 * config/i386/constraints.md (Bm): Describe as special memory
22073 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
22074 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22075 * genpreds.c (struct constraint_data): Add is_special_memory.
22076 (have_special_memory_constraints, special_memory_start): New
22078 (special_memory_end): Ditto.
22079 (add_constraint): Add new arg is_special_memory. Add code to
22080 process its true value. Update have_special_memory_constraints.
22081 (process_define_constraint): Pass the new arg.
22082 (process_define_register_constraint): Ditto.
22083 (choose_enum_order): Process special memory.
22084 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
22085 function insn_extra_special_memory_constraint.
22086 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22087 * gensupport.c (process_rtx): Process
22088 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22089 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
22090 * ira-lives.c (single_reg_class): Use
22091 insn_extra_special_memory_constraint.
22092 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
22093 * lra-constraints.c (process_alt_operands): Ditto.
22094 (curr_insn_transform): Use insn_extra_special_memory_constraint.
22095 * recog.c (asm_operand_ok, preprocess_constraints): Process
22097 * reload.c (find_reloads): Ditto.
22098 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
22099 * stmt.c (parse_input_constraint): Use
22100 insn_extra_special_memory_constraint.
22102 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22105 * lra-splill.c (lra_final_code_change): Revert r229087 by
22106 removing all sub-registers.
22108 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
22111 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
22113 2016-01-29 Jakub Jelinek <jakub@redhat.com>
22116 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
22117 SSE1, copy target into the temporary reg first before recursing
22120 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22122 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
22125 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22127 * ginclude/stdarg.h: Test __cplusplus instead of
22128 __GXX_EXPERIMENTAL_CXX0X__.
22130 2016-01-29 Richard Biener <rguenther@suse.de>
22132 PR tree-optimization/69547
22133 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
22134 Do not mark clobbers necessary.
22135 (mark_all_reaching_defs_necessary_1): Likewise.
22137 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22139 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
22140 declaration name with %qs and print it in both error messages.
22141 Also fix indentation.
22143 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22146 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
22147 trailing blank line from error message.
22149 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22152 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
22155 2016-01-29 Richard Biener <rguenther@suse.de>
22157 PR middle-end/69537
22158 * match.pd: Allow all integral types when simplifying a
22159 widening or sign-changing conversion.
22161 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22163 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
22164 back to setting codegen_error to fail codegen.
22166 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
22169 * config/i386/constraints.md (C): Only accept constant zero operand.
22170 (BC): New constraint.
22171 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
22172 instead of C constraint.
22173 * doc/md.texi (Machine Constraints): Update description
22176 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
22179 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
22181 2016-01-28 Jakub Jelinek <jakub@redhat.com>
22183 PR middle-end/69542
22184 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
22187 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
22189 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
22190 branches if using guessed profile.
22192 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
22194 * graphite-optimize-isl.c (optimize_isl): Fix dump.
22196 2016-01-28 Richard Henderson <rth@redhat.com>
22199 * config/aarch64/aarch64-modes.def (CC_Cmode): New
22200 * config/aarch64/aarch64-protos.h: Update.
22201 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
22202 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
22203 (aarch64_get_condition_code_1): Handle CC_Cmode.
22204 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
22205 (*add<mode>3_compareC_cconly_imm): New.
22206 (*add<mode>3_compareC_cconly): New.
22207 (*add<mode>3_compareC_imm): New.
22208 (add<mode>3_compareC): New.
22209 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
22210 to be first. Use aarch64_carry_operation.
22211 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
22212 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
22213 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
22214 (subti3): Use subdi3_compare1.
22215 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
22216 (sub<mode>3_compare1): New.
22217 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
22218 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
22219 (*subsi3_carryin_uxtw): Likewise.
22220 (*ngc<mode>, *ngcsi_uxtw): Likewise.
22221 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
22222 * config/aarch64/iterators.md (DWI): New.
22223 * config/aarch64/predicates.md (aarch64_carry_operation): New.
22224 (aarch64_borrow_operation): New.
22226 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22228 * graphite-optimize-isl.c (optimize_isl): Print a different debug
22229 message when isl does not return a valid schedule.
22231 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22233 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
22234 Remove comments from class declarations: they are already in the code
22237 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22239 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
22241 (ternary_op_to_tree): Same.
22242 (unary_op_to_tree): Same.
22243 (nary_op_to_tree): Same.
22244 (gcc_expression_from_isl_expr_op): Same.
22245 (gcc_expression_from_isl_expression): Same.
22246 (graphite_create_new_loop): Same.
22247 (graphite_create_new_loop_guard): Same.
22248 (build_iv_mapping): Same.
22249 (graphite_create_new_guard): Same.
22250 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
22251 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
22253 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22255 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
22256 instead of setting codegen_error to fail codegen.
22258 2016-01-28 Jason Merrill <jason@redhat.com>
22260 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
22262 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22264 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
22265 Remove CONST_INT_P check in CCMP cost calculation.
22267 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22269 * config/aarch64/aarch64.c (generic_vector_cost):
22270 Set vec_permute_cost.
22271 (cortexa57_vector_cost): Likewise.
22272 (exynosm1_vector_cost): Likewise.
22273 (xgene1_vector_cost): Likewise.
22274 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
22275 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
22276 Add vec_permute_cost entry.
22278 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22280 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
22282 (add<mode>3_compare0): Likewise.
22283 (addsi3_compare0_uxtw): Likewise.
22284 (add<mode>3nr_compare0): Likewise.
22285 (compare_neg<mode>): Likewise.
22286 (<optab><mode>3): Likewise.
22288 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
22290 * tree-vect-stmts.c (vectorizable_comparison): Add
22291 NULL check for vectype.
22293 2016-01-28 Richard Biener <rguenther@suse.de>
22295 PR tree-optimization/69466
22296 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
22297 Account for PHIs we couldn't duplicate.
22299 2016-01-28 Martin Liska <mliska@suse.cz>
22302 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
22303 instead of ENABLE_VALGRIND_CHECKING.
22305 2016-01-27 Richard Henderson <rth@redhat.com>
22308 * lra-remat.c (subreg_regs): New.
22309 (dump_candidates_and_remat_bb_data): Dump it.
22310 (operand_to_remat): Reject if operand in subreg_regs.
22311 (set_bb_regs): Collect subreg_regs.
22312 (lra_remat): Init and free subreg_regs. Compute
22313 calculate_local_reg_remat_bb_data before create_cands.
22315 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
22318 * config/i386/i386.c (ix86_update_stack_boundary): Don't
22319 change stack_alignment_needed for __tls_get_addr call.
22321 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
22323 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
22325 2016-01-27 Jeff Law <law@redhat.com>
22327 PR tree-optimization/68398
22328 PR tree-optimization/69196
22329 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
22330 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
22331 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22332 Only count PHIs in the last block in the path. The others will
22333 const/copy propagate away. Add heuristic to allow more irreducible
22334 subloops to be created when it is likely profitable to do so.
22336 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22337 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
22338 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
22340 2016-01-27 Jakub Jelinek <jakub@redhat.com>
22343 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
22344 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
22345 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
22346 * tree-streamer-in.c: Include asan.h.
22347 (streamer_get_builtin_tree): For builtins in sanitizer
22348 range call initialize_sanitizer_builtins and retry.
22350 2016-01-27 Ian Lance Taylor <iant@google.com>
22352 * common.opt (fkeep-gc-roots-live): New undocumented option.
22353 * tree-ssa-loop-ivopts.c (add_candidate_1): If
22354 -fkeep-gc-roots-live, skip pointers.
22355 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
22358 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
22361 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
22362 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
22364 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
22367 * configure.ac: NetBSD provides SSP in its C library.
22368 * configure: Updated.
22370 2016-01-27 Richard Biener <rguenther@suse.de>
22372 PR tree-optimization/69166
22373 * tree-vect-loop.c (vect_is_simple_reduction): Always check
22374 reduction code for commutativity / associativity.
22376 2016-01-27 Martin Jambor <mjambor@suse.cz>
22378 PR tree-optimization/69355
22379 * tree-sra.c (analyze_access_subtree): Correct hole detection when
22380 total_scalarization fails.
22382 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
22384 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
22387 2016-01-27 Christian Bruel <christian.bruel@st.com>
22390 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
22391 Move arm_reset_previous_fndecl and set_target_option_current_node in
22392 the conditional part. Call save_restore_target_globals.
22393 * config/arm/arm.c (arm_set_current_function):
22394 Refactor to better support #pragma target and attribute mix.
22395 Call save_restore_target_globals.
22396 * config/arm/arm-protos.h (save_restore_target_globals): New function.
22398 2016-01-27 Martin Liska <mliska@suse.cz>
22400 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
22401 reference for an HSA kernel and its host function.
22403 2016-01-27 Jakub Jelinek <jakub@redhat.com>
22405 PR tree-optimization/69399
22406 * wide-int.h (wi::lrshift): For larger precisions, only
22407 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
22409 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
22411 * config/arc/predicates.md (proper_comparison_operator): Reject
22412 constant-constant comparison.
22414 2016-01-26 Tom de Vries <tom@codesourcery.com>
22416 PR tree-optimization/69110
22417 * tree-data-ref.c (initialize_data_dependence_relation): Handle
22418 DR_NUM_DIMENSIONS == 0.
22420 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22421 Sebastian Pop <s.pop@samsung.com>
22423 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
22424 isl_ast_op_cond and isl_ast_op_select.
22425 (gcc_expression_from_isl_expr_op): Same.
22427 2016-01-26 Jason Merrill <jason@redhat.com>
22430 * tree.c (recompute_constructor_flags): Split out from
22432 (verify_constructor_flags): New.
22433 * tree.h: Declare them.
22435 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
22437 PR rtl-optimization/69217
22438 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
22439 are no TYPE_FIELDS set for the record type.
22441 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22444 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
22445 toc_label_name unconditionally.
22446 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
22447 SYMBOL_REF string. Use toc_label_name instead of constructing
22449 (rs6000_elf_declare_function_name): Use toc_label_name instead of
22450 constructing LCTOC1.
22452 2016-01-26 Martin Sebor <msebor@redhat.com>
22455 * doc/extend.texi (Common Type Attributes): Move text that talks about
22456 attribute packed from attribute aligned to the section discussing
22457 the former attribute for clarity.
22459 2016-01-26 Richard Henderson <rth@redhat.com>
22461 PR middle-end/60908
22462 * trans-mem.c (tm_region_init): Mark entry block as visited.
22464 2016-01-26 David Malcolm <dmalcolm@redhat.com>
22467 * diagnostic-show-locus.c (layout::print_source_line): Replace
22468 call to pp_newline with call to layout::print_newline.
22469 (layout::print_annotation_line): Likewise.
22470 (layout::move_to_column): Likewise.
22471 (layout::print_any_fixits): After printing any fixits, print a
22472 trailing newline, if necessary.
22473 (layout::print_newline): New method, resetting any colorization
22475 (diagnostic_show_locus): Move the pp_newline to before the
22476 early bailout. Remove dummy block enclosing the layout instance.
22477 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
22478 of pp_newline_and_flush with pp_flush.
22479 (diagnostic_append_note): Delete use of pp_newline.
22480 (diagnostic_append_note_at_rich_loc): Delete.
22481 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
22482 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
22483 when newline characters are added to the buffer.
22485 2016-01-26 Michael Matz <matz@suse.de>
22487 * configure.ac (ac_cv_std_swap_in_utility): New test.
22488 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
22489 * configure: Regenerate.
22490 * config.in: Regenerate.
22492 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
22494 * config/arc/arc.md (cstoresi4): Force operand into register.
22495 (arcset<code>): Fix predicate.
22496 (arcsetltu): Likewise.
22497 (arcsetgeu): Likewise.
22498 (arcsethi): Likewise.
22499 (arcsetls): Likewise.
22501 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22503 PR tree-optimization/69483
22504 * gimple-fold.c (canonicalize_constructor_val): Return NULL
22505 if base has error_mark_node type.
22507 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
22510 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
22511 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
22513 (vget_lane_f16): Handle big-endian.
22514 (vgetq_lane_f16): Likewise.
22515 (vset_lane_f16): Likewise.
22516 (vsetq_lane_f16): Likewise.
22517 * config/arm/iterators.md (VQXMOV): Add V8HF.
22518 (VDQ): Add V4HF and V8HF.
22519 (V_reg): Handle V4HF and V8HF.
22520 (Is_float_mode): Likewise.
22521 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
22522 neon_vdup_nv8hf): New patterns.
22523 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
22524 Use VD_LANE iterator.
22525 (neon_vld1_dup<mode>): Use VQ2 iterator.
22527 2016-01-26 Nathan Sidwell <nathan@acm.org>
22529 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
22530 (set_oacc_fn_attrib): Add IS_KERNEL arg.
22531 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
22532 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
22533 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
22534 (oacc_validate_dims): Add LEVEL arg, don't return level.
22535 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
22536 oacc_validate_dims.
22537 (execute_oacc_device_lower): Adjust, add more dump output.
22538 * tree-ssa-loop.c (gate_oacc_kernels): Use
22539 oacc_fn_attrib_kernels_p.
22540 * tree-parloops.c (create_parallel_loop): Adjust
22541 set_oacc_fn_attrib call.
22543 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22546 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
22547 (append_compiler_options): Handle -fcilkplus.
22548 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
22550 2016-01-26 Nick Clifton <nickc@redhat.com>
22553 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
22554 been marked as DECL_ONE_ONLY but we do not the means to make it
22555 so, then do not allow it to bind locally.
22557 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22560 * opts.h (parse_sanitizer_options): New prototype.
22561 * opts.c (sanitizer_opts): New array.
22562 (parse_sanitizer_options): New function.
22563 (common_handle_option): Use parse_sanitizer_options.
22565 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
22568 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
22569 alignment adjustment to ...
22570 (ix86_update_stack_boundary): Here. Don't over-align stack for
22572 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
22573 if __tls_get_addr is called.
22575 2016-01-26 Christian Bruel <christian.bruel@st.com>
22577 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
22579 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
22581 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
22583 2016-01-26 Richard Biener <rguenther@suse.de>
22585 PR middle-end/69467
22586 * match.pd: Guard X * CST CMP 0 pattern with single_use.
22588 2016-01-26 Richard Biener <rguenther@suse.de>
22590 PR tree-optimization/69452
22591 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
22592 (move_computations_dom_walker::before_dom_children): Rename
22594 (move_computations_worker): This.
22595 (move_computations): Perform an RPO rather than a DOM walk.
22597 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22600 * combine.c (combine_instructions): For REG_EQUAL note with
22601 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
22602 to the underlying register.
22603 * doc/rtl.texi (REG_EQUAL): Document the behavior of
22604 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
22606 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
22609 * config/aarch64/aarch64-builtins.c
22610 (aarch64_init_simd_builtin_types): Do not set structural
22611 equality to __Poly{8,16,64,128}_t types.
22613 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
22615 PR tree-optimization/69400
22616 * wide-int.cc (wi_pack): Take the precision as argument and
22617 perform canonicalization here rather than in the callers.
22618 Use the main loop to handle all full-width HWIs. Add a
22619 zero HWI if in_len isn't a full result.
22620 (wi::divmod_internal): Update accordingly.
22621 (wi::mul_internal): Likewise. Simplify.
22623 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22624 Sebastian Pop <s.pop@samsung.com>
22626 * graphite-poly.c (apply_poly_transforms): Simplify.
22627 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
22628 (print_isl_map): Same.
22629 (print_isl_union_map): Same.
22630 (print_isl_schedule): New.
22631 (debug_isl_schedule): New.
22632 * graphite-dependences.c (scop_get_reads): Do not call
22633 isl_union_map_add_map that is undocumented isl functionality.
22634 (scop_get_must_writes): Same.
22635 (scop_get_may_writes): Same.
22636 (scop_get_original_schedule): Remove.
22637 (scop_get_dependences): Do not call isl_union_map_compute_flow that
22638 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
22639 (compute_deps): Remove.
22640 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
22641 (debug_schedule_ast): New.
22642 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
22643 set_separate_option.
22644 (graphite_regenerate_ast_isl): Add dump.
22645 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
22646 from scop->transformed_schedule.
22647 (graphite_regenerate_ast_isl): Add more dump.
22648 * graphite-optimize-isl.c (optimize_isl): Set
22649 scop->transformed_schedule. Check whether schedules are equal.
22650 (apply_poly_transforms): Move here.
22651 * graphite-poly.c (apply_poly_transforms): ... from here.
22652 (free_poly_bb): Static.
22653 (free_scop): Static.
22654 (pbb_number_of_iterations_at_time): Remove.
22655 (print_isl_ast): New.
22656 (debug_isl_ast): New.
22657 (debug_scop_pbb): New.
22658 * graphite-scop-detection.c (print_edge): Move.
22659 (print_sese): Move.
22660 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
22661 (build_scop_scattering): Remove.
22662 (create_pw_aff_from_tree): Assert instead of bailing out.
22663 (add_condition_to_pbb): Remove unused code, do not fail.
22664 (add_conditions_to_domain): Same.
22665 (add_conditions_to_constraints): Remove.
22666 (build_scop_context): New.
22667 (add_iter_domain_dimension): New.
22668 (build_iteration_domains): Initialize pbb->iterators.
22669 Call add_conditions_to_domain.
22672 (index_outermost_in_loop): New.
22673 (index_pbb_in_loop): New.
22674 (outermost_pbb_in): New.
22675 (add_in_sequence): New.
22676 (add_outer_projection): New.
22677 (outer_projection_mupa): New.
22678 (add_loop_schedule): New.
22679 (build_schedule_pbb): New.
22680 (build_schedule_loop): New.
22681 (embed_in_surrounding_loops): New.
22682 (build_schedule_loop_nest): New.
22683 (build_original_schedule): New.
22684 (build_poly_scop): Call build_original_schedule.
22685 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
22686 (free_poly_dr): Remove.
22687 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
22688 (free_poly_bb): Remove.
22689 (debug_loop_vec): Remove.
22690 (print_isl_ast): Declare.
22691 (debug_isl_ast): Declare.
22692 (scop_do_interchange): Remove.
22693 (scop_do_strip_mine): Remove.
22694 (scop_do_block): Remove.
22695 (flatten_all_loops): Remove.
22696 (optimize_isl): Remove.
22697 (pbb_number_of_iterations_at_time): Remove.
22698 (debug_scop_pbb): Declare.
22699 (print_schedule_ast): Declare.
22700 (debug_schedule_ast): Declare.
22701 (struct scop): Remove schedule. Add original_schedule,
22702 transformed_schedule.
22703 (free_gimple_poly_bb): Remove.
22704 (print_generated_program): Remove.
22705 (debug_generated_program): Remove.
22706 (unify_scattering_dimensions): Remove.
22707 * sese.c (print_edge): ... here.
22708 (print_sese): ... here.
22709 (debug_edge): ... here.
22710 (debug_sese): ... here.
22711 * sese.h (print_edge): Declare.
22712 (print_sese): Declare.
22713 (dump_edge): Declare.
22714 (dump_sese): Declare.
22716 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22717 Sebastian Pop <s.pop@samsung.com>
22719 * Makefile.in: Set ISLVER in site.exp.
22721 2016-01-25 Jakub Jelinek <jakub@redhat.com>
22723 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
22724 DECL_VALUE_EXPR of new_var even for the non-array case. Look
22725 through DECL_VALUE_EXPR for expansion.
22727 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22729 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
22730 the frame info after reload completed.
22732 2016-01-25 Jeff Law <law@redhat.com>
22734 PR tree-optimization/69196
22735 PR tree-optimization/68398
22736 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
22737 tree-ssa-threadupdate.c.
22738 (determine_bb_domination_status): Prototype
22739 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
22740 (determine_bb_domination_status): No longer static.
22741 (valid_jump_thread_path): Remove code to detect characteristics
22742 of the jump thread path not associated with correctness.
22743 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
22744 Correct test for thread path length. Count PHIs for real operands as
22745 statements that need to be copied. Do not count ASSERT_EXPRs.
22746 Look at all the blocks in the thread path. Compute and selectively
22747 filter thread paths based on threading through the latch, threading
22748 a multiway branch or crossing a multiway branch.
22750 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22752 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
22753 decl with __attribute__ ((unused)) annotation.
22755 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
22758 * tree-vect-stmts.c (vectorizable_condition): Check vectype
22759 of operands is compatible with a statement vectype.
22761 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
22763 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
22764 improve wording for mixed storage order support.
22766 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
22768 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
22769 (vcvt_u64_f64): Likewise.
22770 (vcvta_s64_f64): Likewise.
22771 (vcvta_u64_f64): Likewise.
22772 (vcvtm_s64_f64): Likewise.
22773 (vcvtm_u64_f64): Likewise.
22774 (vcvtn_s64_f64): Likewise.
22775 (vcvtn_u64_f64): Likewise.
22776 (vcvtp_s64_f64): Likewise.
22777 (vcvtp_u64_f64): Likewise.
22779 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
22781 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
22782 (arc_init): Check validity mll64 option.
22783 (arc_save_restore): Use double load/store instruction.
22784 (arc_expand_movmem): Likewise.
22785 (arc_split_move): Don't split if we have double load/store
22786 instructions. Returns a boolean.
22787 (arc_process_double_reg_moves): Change function to return boolean
22788 instead of a sequence of instructions.
22789 (arc_dwarf_register_span): New function.
22790 * config/arc/arc-protos.h (arc_split_move): Change prototype.
22791 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
22792 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
22793 (*movdf_insn): Likewise.
22794 * config/arc/arc.opt (mll64): New option.
22795 * config/arc/predicates.md (even_register_operand): New predicate.
22796 * doc/invoke.texi (ARC Options): Add mll64 documentation.
22798 2016-01-25 Richard Biener <rguenther@suse.de>
22801 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
22802 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
22804 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
22806 2016-01-25 Richard Biener <rguenther@suse.de>
22808 PR tree-optimization/69376
22809 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
22811 (VN_INFO_ANTI_RANGE_P): New inline.
22812 (VN_INFO_RANGE_TYPE): Likewise.
22813 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
22814 SSA_NAME_ANTI_RANGE_P.
22815 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
22816 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
22817 Properly query VN_INFO_RANGE_TYPE.
22819 2016-01-25 Nick Clifton <nickc@redhat.com>
22822 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
22824 2016-01-23 Tom de Vries <tom@codesourcery.com>
22826 PR tree-optimization/69426
22827 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
22830 2016-01-23 Jakub Jelinek <jakub@redhat.com>
22832 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
22833 "the the" with "the" in the comments.
22834 * ipa-devirt.c (build_type_inheritance_graph,
22835 update_type_inheritance_graph): Likewise.
22836 * tree.c (build_function_type_list_1): Likewise.
22837 * cfgloopmanip.c (scale_loop_profile): Likewise.
22838 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
22839 * gimple-ssa-split-paths.c
22840 (find_block_to_duplicate_for_splitting_paths): Likewise.
22841 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
22842 * expr.c (convert_move): Likewise.
22843 * var-tracking.c (vt_stack_adjustments): Likewise.
22844 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
22845 * tree-vrp.c (test_for_singularity): Likewise.
22847 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
22848 directly instead of building a temporary tree.
22851 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
22852 remove <algorithm> include.
22854 2016-01-22 Jakub Jelinek <jakub@redhat.com>
22857 * config/i386/i386.c: Include dojump.h.
22858 (expand_small_movmem_or_setmem,
22859 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
22861 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
22862 if dynamic_check != -1.
22864 2016-01-21 Jeff Law <law@redhat.com>
22866 PR middle-end/69347
22867 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
22868 record_temporary_equivalences. Rewritten to avoid unnecessary calls
22869 into dominated_by_p.
22870 (cprop_into_successor_phis): Avoid unnecessary tests.
22872 2016-01-22 Richard Henderson <rth@redhat.com>
22875 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
22876 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
22878 2016-01-22 Michael Matz <matz@suse.de>
22880 * system.h (string, algorithm): Include only conditionally.
22881 (new): Include always under C++.
22882 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
22883 * final.c (toplevel): Ditto.
22884 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
22885 * genconditions.c (write_header): Make gencondmd.c define
22887 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
22889 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
22890 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
22892 2016-01-22 Christian Bruel <christian.bruel@st.com>
22895 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
22897 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22900 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
22901 define_insn_and_split. Ensure operands[1] and operands[0] do not
22902 get assigned the same register.
22904 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
22906 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
22908 2016-01-22 Christian Bruel <christian.bruel@st.com>
22910 * config/arm/arm-c.c (arm_pragma_target_parse):
22911 Remove warn_builtin_macro_redefined overwrite.
22913 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
22915 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
22916 flag_non_call_exceptions compatibility.
22918 2016-01-22 Jakub Jelinek <jakub@redhat.com>
22921 * dwarf2out.c (add_child_die_after): New function.
22922 (dwarf_qual_info_t): New type.
22923 (dwarf_qual_info): New variable.
22924 (qualified_die_p): New function.
22925 (modified_type_die): For -fdebug-types-section, ensure
22926 canonical order of qualifiers. Put qualified DIEs adjacent
22927 to the corresponding non-qualified type DIE and search there
22928 for existing qualified DIEs.
22930 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
22932 * doc/extend.texi (scalar_storage_order type attribute): Document
22933 restriction on type punning and aliasing, and remove future tense.
22935 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
22938 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
22941 2016-01-21 Jeff Law <law@redhat.com>
22943 PR middle-end/69347
22944 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
22945 useless call to record_temporary_equivalences.
22946 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
22947 allocate 10 slots in the bb_path vector and let it grow as needed.
22948 (fsm_find_control_statement_thread_paths): Similarly for the next_path
22951 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
22953 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
22955 * configure: Regenerate.
22957 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
22959 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
22960 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
22962 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
22964 PR middle-end/66178
22965 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
22966 drop EXPAND_INITIALIZER.
22967 * rtl.h (contains_symbolic_reference_p): Declare.
22968 * rtlanal.c (contains_symbolic_reference_p): New function.
22969 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
22970 a subtraction into a NOT if symbolic constants are involved.
22972 2016-01-21 Anton Blanchard <anton@samba.org>
22973 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22976 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
22978 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
22981 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
22983 * config/microblaze/microblaze.c
22984 (get_branch_target): New.
22985 (insert_wic_for_ilb_runout): New.
22987 (microblaze_machine_dependent_reorg): New.
22988 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
22989 * config/microblaze/microblaze.md
22990 (UNSPEC_IPREFETCH): Define.
22991 (iprefetch): New pattern
22992 * config/microblaze/microblaze.opt
22993 (mxl-prefetch): New flag.
22995 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
22997 * config/microblaze/microblaze.h
22998 (FIXED_REGISTERS): Update in macro.
22999 (CALL_USED_REGISTERS): Update in macro.
23001 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
23003 PR rtl-optimization/68920
23004 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
23007 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
23009 PR rtl-optimization/68990
23010 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
23011 pseudo instead of inheritance ones.
23013 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
23014 Nick Clifton <nickc@redhat.com>
23018 * config/mips/mips.c (mips_compute_frame_info): Initialise
23019 args_size and hard_frame_pointer_offset fields of the frame
23020 structure before calling mips_global_pointer.
23022 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23024 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
23026 * configure: Regenerate.
23028 2016-01-21 Richard Biener <rguenther@suse.de>
23030 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
23032 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23034 * config/s390/s390.c (s390_asm_declare_function_size): Add code
23035 to actually emit the .size directive.
23037 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
23038 Jakub Jelinek <jakub@redhat.com>
23042 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
23043 args array size by one to avoid buffer overflow.
23045 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23047 * config/s390/s390.md (pool_section_start): Use switch_to_section
23048 to select proper read-only data section instead of hardcoding
23050 (pool_section_end): Use switch_to_section to match the above.
23052 2016-01-21 Richard Biener <rguenther@suse.de>
23054 PR tree-optimization/69378
23055 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
23056 (set_ssa_val_to): Use it for dominance checks taking into
23057 account not executable edges.
23059 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23062 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
23063 for bitsize instead of GET_MODE_PRECISION (mode).
23065 2016-01-20 Martin Sebor <msebor@redhat.com>
23068 * extend.texi (__sync Builtins): Clarify the semantics of
23069 __sync_fetch_and_OP built-ins on pointers.
23070 (__atomic Builtins): Same.
23072 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23073 Sebastian Pop <s.pop@samsung.com>
23075 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
23076 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
23077 (is_valid_rename): Same.
23078 (translate_isl_ast_to_gimple::get_rename): Same.
23079 (translate_isl_ast_to_gimple::rename_all_uses): Same.
23080 (translate_isl_ast_to_gimple::rename_uses): Same.
23081 (get_new_name): Check for close_phi nodes.
23082 (copy_loop_phi_args): Use phi_node_kind.
23083 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
23084 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
23086 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23087 Sebastian Pop <s.pop@samsung.com>
23089 Revert commit r229783.
23090 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
23091 Remove use of parameter_rename_map.
23092 (copy_def): Remove.
23093 (copy_internal_parameters): Remove.
23094 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
23095 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
23096 (free_sese_info): Do not free parameter_rename_map.
23097 (set_rename): Do not use parameter_rename_map.
23098 (rename_uses): Update call to set_rename.
23099 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
23100 * sese.h (parameter_rename_map_t): Remove.
23101 (struct sese_info_t): Remove field parameter_rename_map.
23103 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23104 Sebastian Pop <s.pop@samsung.com>
23106 * graphite-isl-ast-to-gimple.c: Fix comment.
23107 * graphite-scop-detection.c (defined_in_loop_p): New.
23108 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
23109 names defined in loop.
23111 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23112 Sebastian Pop <s.pop@samsung.com>
23114 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
23115 Discard unstructured if-then-else regions.
23117 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23118 Sebastian Pop <s.pop@samsung.com>
23120 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
23121 (cleanup_loop_iter_dom): Remove.
23122 (build_loop_iteration_domains): Remove.
23123 (build_scop_context): Remove.
23124 (build_scop_iteration_domain): Remove.
23125 (add_loop_constraints): New.
23126 (build_iteration_domains): New.
23127 (build_poly_scop): Call build_iteration_domains.
23129 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23130 Sebastian Pop <s.pop@samsung.com>
23132 * graphite-scop-detection.c
23133 (scop_detection::harmful_loop_in_region): Free dom and loops.
23134 (scop_detection::loop_body_is_valid_scop): Free bbs.
23136 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23137 Sebastian Pop <s.pop@samsung.com>
23139 * graphite-scop-detection.c (record_loop_in_sese): New.
23140 (gather_bbs::before_dom_children): Call record_loop_in_sese.
23141 (build_scops): Remove call to build_sese_loop_nests.
23142 * sese.c (sese_record_loop): Remove.
23143 (build_sese_loop_nests): Remove.
23144 (new_sese_info): Remove region->loops.
23145 (free_sese_info): Same.
23146 * sese.h (sese_contains_loop): Same.
23147 (build_sese_loop_nests): Remove.
23148 (sese_contains_loop): Remove.
23150 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23151 Sebastian Pop <s.pop@samsung.com>
23153 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
23154 loop_is_valid_in_scop.
23155 (scop_detection::harmful_stmt_in_region): Renamed
23156 harmful_loop_in_region.
23157 Call loop_is_valid_in_scop.
23159 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23160 Sebastian Pop <s.pop@samsung.com>
23162 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
23165 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23166 Sebastian Pop <s.pop@samsung.com>
23168 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
23169 * graphite.h (struct poly_bb): Remove field is_reduction.
23170 (PBB_IS_REDUCTION): Remove.
23172 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23173 Sebastian Pop <s.pop@samsung.com>
23175 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
23176 (add_pdr_constraints): Same.
23177 (scop_get_reads): Same.
23178 (scop_get_must_writes): Same.
23179 (scop_get_may_writes): Same.
23180 (scop_get_original_schedule): Same.
23181 (extend_schedule): Same.
23182 (apply_schedule_on_deps): Same.
23183 (carries_deps): Same.
23184 (compute_deps): Same.
23185 (scop_get_dependences): Same.
23186 * graphite-isl-ast-to-gimple.c
23187 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
23188 * graphite-optimize-isl.c (get_schedule_for_band): Same.
23189 (get_schedule_for_band_list): Same.
23190 (get_schedule_map): Same.
23191 (apply_schedule_map_to_scop): Same.
23192 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
23193 (build_loop_iteration_domains): Same.
23194 (add_condition_to_pbb): Same.
23195 (add_param_constraints): Same.
23196 (pdr_add_memory_accesses): Same.
23197 (pdr_add_data_dimensions): Same.
23199 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23201 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
23204 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23206 * common.opt (feliminate-dwarf2-dups): Replace references to
23207 "DWARF 2" with just "DWARF".
23208 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
23209 * doc/extend.texi: Likewise.
23210 * doc/cpp.texi: Likewise.
23211 * doc/invoke.texi: Likewise.
23212 (Option Summary): Add -gdwarf to list of Debugging Options.
23213 (Debugging Options): Document -gdwarf.
23214 * doc/contrib.texi: Spell "DWARF" like that.
23216 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23218 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
23219 warning. Fix up formatting.
23221 PR middle-end/67653
23222 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
23223 attempt to mark memory input operand addressable and
23224 call prepare_gimple_addressable in that case. Don't adjust
23225 input_location for diagnostics, use error_at instead.
23227 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
23229 * config/rs6000/ppc-auxv.h: New file.
23230 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
23231 (cpu_is): Likewise.
23232 (cpu_supports): Likewise.
23233 * config/rs6000/rs6000.c: include "ppc-auxv.h".
23234 (cpu_is_info): New variable.
23235 (cpu_supports_info): Likewise.
23236 (tcb_verification_symbol): Likewise.
23237 (cpu_builtin_p): Likewise.
23238 (cpu_expand_builtin): New function.
23239 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
23240 (rs6000_init_builtins): Likewise.
23241 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
23242 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
23243 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
23244 * configure: Regenerate.
23245 * config.in: Likewise.
23246 * doc/extend.texi (PowerPC Built-in Functions): Document
23247 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
23249 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
23252 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
23254 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
23257 2016-01-20 Richard Henderson <rth@redhat.com>
23263 * tree.c (tm_define_builtin): New.
23264 (find_tm_vector_type): New.
23265 (build_tm_vector_builtins): New.
23266 (build_common_builtin_nodes): Call it.
23268 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
23270 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
23271 (arm_fp_ok): Likewise.
23272 (arm_fp): Likewise.
23273 (arm_crypto): Likewise.
23275 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
23276 Richard Biener <rguenther@suse.de>
23278 PR tree-optimization/69328
23279 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
23280 vectors have same number of elements.
23281 (vectorizable_condition): Fix masked version recognition.
23283 2016-01-20 Richard Biener <rguenther@suse.de>
23285 PR tree-optimization/69345
23286 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
23287 (VN_INFO_PTR_INFO): Likewise.
23288 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
23289 info when it is equal between non-dominating SSA names.
23290 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
23291 Make sure to look at original SSA infos.
23293 2016-01-20 Jeff Law <law@redhat.com>
23296 * config/m68k/predicates.md (pow2_m1_operand): New predicate
23298 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
23299 (pc_or_label_operand): New predicate.
23300 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
23301 tests for small integers that are 2^n - 1.
23303 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
23305 * doc/invoke.texi (Options Summary): Add '.' after @xref.
23307 2016-01-19 Jeff Law <law@redhat.com>
23309 PR middle-end/69347
23310 * tree-ssa-threadbackwards.c
23311 (fsm_find_control_statement_thread_paths): Do not try to lookup
23312 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
23314 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
23316 * doc/lto.texi: Remove text that says only Gold has linker plugin
23319 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
23321 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
23322 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
23323 the DIE accordingly.
23324 (modified_type_die): Add REVERSE parameter and pass it recursively,
23325 as well as to base_type_die. Adjust presence check accordingly.
23326 (base_type_for_mode): Adjust call to modified_type_die.
23327 (add_type_attribute): Add REVERSE parameter and pass it to
23329 (generic_parameter_die): Adjust call to add_type_attribute.
23330 (add_scalar_info): Likewise.
23331 (add_subscript_info): Likewise.
23332 (gen_array_type_die): Likewise.
23333 (gen_descr_array_type_die): Likewise.
23334 (gen_entry_point_die): Likewise.
23335 (gen_enumeration_type_die): Likewise.
23336 (gen_formal_parameter_die): Likewise.
23337 (gen_subprogram_die): Likewise.
23338 (gen_variable_die ): Likewise.
23339 (gen_const_die): Likewise.
23340 (gen_field_die): Likewise.
23341 (gen_pointer_type_die): Likewise.
23342 (gen_reference_type_die): Likewise.
23343 (gen_ptr_to_mbr_type_die): Likewise.
23344 (gen_inheritance_die): Likewise.
23345 (gen_subroutine_type_die): Likewise.
23346 (gen_typedef_die): Likewise.
23347 (force_type_die): Adjust call to modified_type_die.
23349 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
23351 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
23352 flow throughout the file. Fix broken link to Objective-C 2.0
23354 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
23357 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23359 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
23361 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23364 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
23365 (maybe_record_node): Record cxa_pure_virtual as the only possible
23366 target if there are not ohter candidates.
23367 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
23369 2016-01-19 Richard Biener <rguenther@suse.de>
23371 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
23372 (get_memory_order): Likewise.
23374 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
23376 * tree-vect-stmts.c (vectorizable_store): Check
23379 2016-01-19 David Malcolm <dmalcolm@redhat.com>
23382 * gcc.c (driver::decode_argv): Add call to
23383 init_opts_obstack before init_options_struct.
23384 * opts.c (init_opts_obstack): Remove idempotency.
23385 (init_options_struct): Replace call to init_opts_obstack
23386 with a gcc_assert to verify that it has already been called.
23387 * toplev.c (toplev::main): Add call to init_opts_obstack before
23388 calls to init_options_struct.
23389 (toplev::finalize): Move cleanup of opts_obstack next to
23390 cleanup of save_decoded_options, clearing the latter, and
23391 save_decoded_options_count.
23393 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23396 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
23397 attribute to unconditional. Remove %? from output template.
23399 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23400 Jiong Wang <jiong.wang@arm.com>
23402 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
23403 generated from different expand order.
23405 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23407 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23408 Add support for CCMP costing.
23410 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23412 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
23413 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
23414 (fccmpe<mode>): Likewise.
23415 (fcmp): Rename to fcmp and globalize pattern.
23417 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
23418 (aarch64_gen_ccmp_next): Add FP support.
23420 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23422 * target.def (gen_ccmp_first): Update documentation.
23423 (gen_ccmp_next): Likewise.
23424 * doc/tm.texi (gen_ccmp_first): Update documentation.
23425 (gen_ccmp_next): Likewise.
23426 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
23427 expand_ccmp_expr_1. Improve comments.
23428 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
23429 (ccmp_ior<mode>): Remove pattern.
23430 (cmp<mode>): Remove expand.
23431 (cmp): Globalize pattern.
23432 (cstorecc4): Use cc_register.
23433 (mov<mode>cc): Remove ccmp_cc_register check.
23434 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
23435 Simplify after removal of CC_DNE/* modes.
23436 (aarch64_ccmp_mode_to_code): Remove.
23437 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
23438 In 'k' case use integer as condition.
23439 (aarch64_nzcv_codes): Remove inverted cases.
23440 (aarch64_code_to_ccmode): Remove.
23441 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
23442 comparison with CC register to be used in folowing CCMP/branch/CSEL.
23443 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
23444 pattern. Return the comparison with CC register. Invert conditions
23445 when bitcode is OR.
23446 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
23447 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
23449 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23451 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23452 instrumented_version.
23454 2016-01-19 Richard Biener <rguenther@suse.de>
23456 PR tree-optimization/69336
23457 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
23458 handled components with get_ref_base_and_extent.
23459 (equal_mem_array_ref_p): Adjust.
23461 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23464 * shrink-wrap.c: Include valtrack.h.
23465 (move_insn_for_shrink_wrap): Add DEBUG argument. If
23466 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
23467 in between insn and where it will be moved to. Call
23468 dead_debug_insert_temp.
23469 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
23470 first and dead_debug_local_finish at the end.
23471 For uses and defs bitmap, handle all regs in between REGNO and
23472 END_REGNO, not just the first one.
23474 2016-01-19 Richard Biener <rguenther@suse.de>
23476 PR tree-optimization/69352
23477 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
23478 (equal_mem_array_ref_p): Constrain size and max size properly.
23479 Compare the reverse flag.
23481 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
23483 * ira.c (ira): Update regstat data if we deleted insns.
23485 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23487 PR rtl-optimization/68955
23488 PR rtl-optimization/64557
23489 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
23490 here. Fix up formatting.
23491 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
23493 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23496 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
23497 assume that the node has body.
23498 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
23501 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23503 * lto-streamer-out.c (lto_output): Do not stream instrumentation
23506 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23508 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
23509 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
23511 2016-01-19 Martin Jambor <mjambor@suse.cz>
23512 Martin Liska <mliska@suse.cz>
23513 Michael Matz <matz@suse.de>
23515 * Makefile.in (OBJS): Add new source files.
23516 (GTFILES): Add hsa.c.
23517 * common.opt (disable_hsa): New variable.
23518 (-Whsa): New warning.
23519 * config.in (ENABLE_HSA): New.
23520 * configure.ac: Treat hsa differently from other accelerators.
23521 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
23522 $enable_offloading.
23523 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
23524 * doc/install.texi (Configuration): Document --with-hsa-runtime,
23525 --with-hsa-runtime-include, --with-hsa-runtime-lib and
23526 --with-hsa-kmt-lib.
23527 * doc/invoke.texi (-Whsa): Document.
23528 (hsa-gen-debug-stores): Likewise.
23529 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
23530 to invoke offload compiler for hsa acclerator.
23531 * opts.c (common_handle_option): Determine whether HSA offloading
23532 should be performed.
23533 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
23534 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
23535 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
23536 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
23537 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
23538 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
23539 GF_OMP_FOR_KIND_GRID_LOOP.
23540 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
23541 (pp_gimple_stmt_1): Likewise.
23542 * gimple-walk.c (walk_gimple_stmt): Likewise.
23543 * gimple.c (gimple_build_omp_grid_body): New function.
23544 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
23545 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
23546 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
23547 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
23548 GF_OMP_TEAMS_GRID_PHONY.
23549 (gimple_statement_omp_single_layout): Updated comments.
23550 (gimple_build_omp_grid_body): New function.
23551 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
23552 (gimple_omp_for_grid_phony): New function.
23553 (gimple_omp_for_set_grid_phony): Likewise.
23554 (gimple_omp_parallel_grid_phony): Likewise.
23555 (gimple_omp_parallel_set_grid_phony): Likewise.
23556 (gimple_omp_teams_grid_phony): Likewise.
23557 (gimple_omp_teams_set_grid_phony): Likewise.
23558 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
23559 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
23560 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
23561 (BUILT_IN_GOMP_TARGET): Updated type.
23562 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
23563 (adjust_for_condition): New function.
23564 (get_omp_for_step_from_incr): Likewise.
23565 (extract_omp_for_data): Moved parts to adjust_for_condition and
23566 get_omp_for_step_from_incr.
23567 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
23568 (fixup_child_record_type): Bail out if receiver_decl is NULL.
23569 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
23570 (scan_omp_parallel): Do not create child functions for phony
23572 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
23573 (scan_omp_1_op): Checking assert we are not remapping to
23574 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
23575 (parallel_needs_hsa_kernel_p): New function.
23576 (expand_parallel_call): Register apprpriate parallel child
23577 functions as HSA kernels.
23578 (grid_launch_attributes_trees): New type.
23579 (grid_attr_trees): New variable.
23580 (grid_create_kernel_launch_attr_types): New function.
23581 (grid_insert_store_range_dim): Likewise.
23582 (grid_get_kernel_launch_attributes): Likewise.
23583 (get_target_argument_identifier_1): Likewise.
23584 (get_target_argument_identifier): Likewise.
23585 (get_target_argument_value): Likewise.
23586 (push_target_argument_according_to_value): Likewise.
23587 (get_target_arguments): Likewise.
23588 (expand_omp_target): Call get_target_arguments instead of looking
23589 up for teams and thread limit.
23590 (grid_expand_omp_for_loop): New function.
23591 (grid_arg_decl_map): New type.
23592 (grid_remap_kernel_arg_accesses): New function.
23593 (grid_expand_target_kernel_body): New function.
23594 (expand_omp): Call it.
23595 (lower_omp_for): Do not emit phony constructs.
23596 (lower_omp_taskreg): Do not emit phony constructs but create for them
23597 a temporary variable receiver_decl.
23598 (lower_omp_taskreg): Do not emit phony constructs.
23599 (lower_omp_teams): Likewise.
23600 (lower_omp_grid_body): New function.
23601 (lower_omp_1): Call it.
23602 (grid_reg_assignment_to_local_var_p): New function.
23603 (grid_seq_only_contains_local_assignments): Likewise.
23604 (grid_find_single_omp_among_assignments_1): Likewise.
23605 (grid_find_single_omp_among_assignments): Likewise.
23606 (grid_find_ungridifiable_statement): Likewise.
23607 (grid_target_follows_gridifiable_pattern): Likewise.
23608 (grid_remap_prebody_decls): Likewise.
23609 (grid_copy_leading_local_assignments): Likewise.
23610 (grid_process_kernel_body_copy): Likewise.
23611 (grid_attempt_target_gridification): Likewise.
23612 (grid_gridify_all_targets_stmt): Likewise.
23613 (grid_gridify_all_targets): Likewise.
23614 (execute_lower_omp): Call grid_gridify_all_targets.
23615 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
23616 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
23617 (tree_omp_clause): Added union field dimension.
23618 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
23619 * tree.c (omp_clause_num_ops): Added number of arguments of
23620 OMP_CLAUSE__GRIDDIM_.
23621 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
23622 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
23623 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
23624 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
23625 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
23626 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
23627 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
23628 * tree-pass.h (make_pass_gen_hsail): Declare.
23629 (make_pass_ipa_hsa): Likewise.
23630 * ipa-hsa.c: New file.
23631 * lto-section-in.c (lto_section_name): Add hsa section name.
23632 * lto-streamer.h (lto_section_type): Add hsa section.
23633 * timevar.def (TV_IPA_HSA): New.
23634 * hsa-brig-format.h: New file.
23635 * hsa-brig.c: New file.
23636 * hsa-dump.c: Likewise.
23637 * hsa-gen.c: Likewise.
23640 * toplev.c (compile_file): Call hsa_output_brig.
23641 * hsa-regalloc.c: New file.
23643 2016-01-18 Jeff Law <law@redhat.com>
23645 PR tree-optimization/69320
23646 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
23647 ranged object, do nothing if the RHS constant is not [0..1].
23648 (optimize_stmt): Comparing a boolean ranged object against a
23649 constant outside [0..1] results in a compile-time constant.
23651 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
23654 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
23656 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23657 (Option Summary): Update to reflect new section and moved options.
23658 (C++ Dialect Options): Move -fstats to new section.
23659 (Debugging Options): Move all dump, statistics, and other GCC
23660 developer options to new section. Rewrite section introduction
23661 and re-order remaining options to put the more basic ones first.
23662 (Optimization Options): Move -fira-verbose and -flto-report* to
23664 (Developer Options): New section incorporating moved options.
23665 * doc/cppopts.texi (-dM): Update cross-reference.
23667 2016-01-18 Richard Henderson <rth@redhat.com>
23670 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
23671 operands to pseudo only if CSE is expected. Split long immediate
23672 operands only after reload, and for the stack pointer.
23673 (*add<GPI>3_pluslong): Remove.
23674 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
23675 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
23676 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
23677 (*add<GPI>3 peepholes): New.
23678 (*add<GPI>3 splitters): New.
23679 * config/aarch64/constraints.md (Upl): New.
23680 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
23682 2016-01-18 Richard Biener <rguenther@suse.de>
23684 PR tree-optimization/69297
23685 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
23687 (vect_bb_vectorization_profitable_p): Clear visited flag again.
23689 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
23691 PR middle-end/68542
23692 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
23693 of mixind vector and scalar types.
23694 (fold_relational_const): Add handling of vector
23695 comparison with boolean result.
23696 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
23697 comparison of vector operands with boolean result for EQ/NE only.
23698 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
23699 (verify_gimple_cond): Likewise.
23700 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
23703 2016-01-18 Joseph Myers <joseph@codesourcery.com>
23705 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
23708 2016-01-18 Richard Biener <rguenther@suse.de>
23710 PR middle-end/69308
23711 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
23713 2016-01-18 Tom de Vries <tom@codesourcery.com>
23715 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
23717 2016-01-18 Tom de Vries <tom@codesourcery.com>
23719 * omp-low.c (set_oacc_fn_attrib): Make extern.
23720 * omp-low.h (set_oacc_fn_attrib): Declare.
23721 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
23722 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
23723 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
23724 Add and handle function parameter oacc_kernels_p.
23725 (find_reduc_addr, get_omp_data_i_param): New function.
23726 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
23727 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
23728 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
23729 Calculate dominance info. Skip loops that are not in a kernels region
23730 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
23731 (pass_parallelize_loops::execute): Call parallelize_loops with
23732 oacc_kernels_p argument.
23733 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
23734 New member function.
23735 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
23736 * passes.def: Add argument to pass_parallelize_loops instantation.
23738 2016-01-18 Tom de Vries <tom@codesourcery.com>
23740 * tree-parloops.c (pass_parallelize_loops::execute): Allow
23741 pass_parallelize_loops to be run outside the loop pipeline.
23743 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23745 * tree-scalar-evolution.c (follow_copies_to_constant): New.
23746 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
23748 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23751 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
23752 using get_ref_base_and_extent.
23753 (equal_mem_array_ref_p): New.
23754 (hashable_expr_equal_p): Add call to previous.
23756 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23759 * tree-sra.c (disqualified_constants, constant_decl_p): New.
23760 (sra_initialize): Allocate disqualified_constants.
23761 (sra_deinitialize): Free disqualified_constants.
23762 (disqualify_candidate): Update disqualified_constants when appropriate.
23763 (create_access): Scan for constant-pool entries as we go along.
23764 (scalarizable_type_p): Add check against type_contains_placeholder_p.
23765 (maybe_add_sra_candidate): Allow constant-pool entries.
23766 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
23767 (initialize_constant_pool_replacements): New.
23768 (sra_modify_assign): Avoid mangling assignments created by previous,
23769 and don't generate writes into constant pool.
23770 (sra_modify_function_body): Call initialize_constant_pool_replacements.
23772 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
23774 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
23775 andnot instruction.
23776 (scalar_chain::convert_op): Likewise.
23777 * config/i386/i386.md (*andndi3_doubleword): New.
23779 2016-01-18 Richard Biener <rguenther@suse.de>
23781 PR tree-optimization/69170
23782 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
23783 building a vector from scalar results of a pattern stmt.
23785 2016-01-18 Jakub Jelinek <jakub@redhat.com>
23787 * haifa-sched.c (autopref_multipass_init): Work around
23788 -Wmaybe-uninitialized warning.
23790 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
23792 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
23793 against the constant 0.
23795 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23797 PR tree-optimization/68799
23798 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
23799 look up phi candidates in the statement-candidate map.
23800 (phi_add_costs): Likewise.
23801 (record_phi_increments): Likewise.
23802 (phi_incr_cost): Likewise.
23803 (ncd_with_phi): Likewise.
23804 (all_phi_incrs_profitable): Likewise.
23806 2016-01-17 Jakub Jelinek <jakub@redhat.com>
23808 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
23809 -Wmaybe-uninitialized warning.
23811 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
23813 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23814 (Option Summary): Update to reflect new section and moved options.
23815 (C++ Dialect Options): Move -fvtable-verify and related options.
23816 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
23817 and profiling-related options.
23818 (Optimization Options): Move profile generation options and
23819 -fstack-protector and related options.
23820 (Instrumentation Options): New section incorporating moved options.
23821 (Code Generation Options): Move -finstrument-functions and
23822 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
23824 2016-01-16 Tom de Vries <tom@codesourcery.com>
23826 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
23828 2016-01-16 Tom de Vries <tom@codesourcery.com>
23830 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
23832 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
23834 * hash-table.h (hash_table::empty): Turn into an inline wrapper
23835 that checks whether the table is already empty. Rename the
23836 original implementation to...
23837 (hash_table::empty_slot): ...this new private function.
23839 2016-01-15 David Malcolm <dmalcolm@redhat.com>
23841 PR diagnostic/68899
23842 * diagnostic-show-locus.c (layout::print_source_line): Move x
23843 offset of line until after call to
23844 get_line_width_without_trailing_whitespace.
23846 2016-01-15 Jeff Law <law@redhat.com>
23848 PR tree-optimization/69270
23849 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
23850 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
23851 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
23852 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
23853 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23854 ssa_name_has_boolean_range and constant_boolean_node.
23856 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
23858 PR rtl-optimization/69030
23859 * lra-spills.c (remove_pseudos): Check nrefs and make the function
23861 (spill_pseudos): Delete debug insn for dead pseudo.
23862 (lra_spill): Initiate spill_hard_reg and slots memory separately.
23864 2016-01-15 Jiong Wang <jiong.wang@arm.com>
23866 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
23868 (TYPES_UNOPUS): Likewise.
23869 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
23870 builtin type, from UNOP to UNOPUS.
23871 (lbtruncuv4sf): Likewise.
23872 (lbtruncuv2df): Likewise.
23873 (lrounduv2sf): Likewise.
23874 (lrounduv4sf): Likewise.
23875 (lrounduv2df): Likewise.
23876 (lroundusf): Likewise.
23877 (lroundusf): Likewise.
23878 (lceiluv2sf): Likewise.
23879 (lceiluv4sf): Likewise.
23880 (lceiluv2df): Likewise.
23881 (lceilusf): Likewise.
23882 (lceiludf): Likewise.
23883 (lflooruv2sf): Likewise.
23884 (lflooruv4sf): Likewise.
23885 (lflooruv2df): Likewise.
23886 (lfloorusf): Likewise.
23887 (lfloorudf): Likewise.
23888 (lfrintnuv2sf): Likewise.
23889 (lfrintnuv4sf): Likewise.
23890 (lfrintnuv2df): Likewise.
23891 (lfrintnusf): Likewise.
23892 (lfrintnudf): Likewise.
23893 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
23895 (vcvtq_u32_f32): Likewise.
23896 (vcvtq_u64_f64): Likewise.
23897 (vcvta_u32_f32): Likewise.
23898 (vcvtaq_u32_f32): Likewise.
23899 (vcvtaq_u64_f64): Likewise.
23900 (vcvtm_u32_f32): Likewise.
23901 (vcvtmq_u32_f32): Likewise.
23902 (vcvtmq_u64_f64): Likewise.
23903 (vcvtn_u32_f32): Likwise.
23904 (vcvtnq_u32_f32): Likewise.
23905 (vcvtnq_u64_f64): Likewise.
23906 (vcvtp_u32_f32): Likewise.
23907 (vcvtpq_u32_f32): Likewise.
23908 (vcvtpq_u64_f64): Likewise.
23909 (vcvtmd_u64_f64): Likewise.
23910 (vcvtms_u32_f32): Likewise.
23911 (vcvtad_u64_f64): Likewise.
23912 (vcvtas_u32_f32): Likewise.
23913 (vcvtnd_u64_f64): Likewise.
23914 (vcvtns_u32_f32): Likewise.
23915 (vcvtpd_u64_f64): Likewise.
23916 (vcvtps_u32_f32): Likewise.
23918 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23920 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
23921 CSEL of zero_extended registers.
23923 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23925 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
23926 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
23928 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23930 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
23931 false when argument string is not found in the attributes table
23934 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
23937 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
23938 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
23939 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
23940 precision estimate.
23942 2016-01-15 Richard Biener <rguenther@suse.de>
23944 PR tree-optimization/66856
23945 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
23946 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
23947 (vect_create_new_slp_node): Increment stmt reference count.
23948 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
23949 an SLP tree before swapping operands.
23950 (vect_build_slp_tree): Likewise.
23951 (destroy_bb_vec_info): Free stmt info after SLP instances.
23952 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
23953 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
23954 (STMT_VINFO_NUM_SLP_USES): New macro.
23956 2016-01-15 Richard Biener <rguenther@suse.de>
23959 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
23960 (add_linkage_name): ... here.
23961 (gen_typedef_die): Use add_linkage_name_raw instead of
23962 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
23965 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
23967 * gimplify.c (oacc_default_clause): Decode reference and pointer
23968 types for both kernels and parallel regions.
23970 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
23972 PR middle-end/69246
23973 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
23975 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
23977 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
23978 (convert_scalars_to_vector): Likewise.
23980 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
23982 * doc/extend.texi (Type Traits): Fix grammar.
23984 2016-01-15 Martin Jambor <mjambor@suse.cz>
23986 * tree-inline.c (remap_decl): Use existing dclarations if
23987 remapping a type and prevent_decl_creation_for_types.
23988 (replace_locals_stmt): Do an initial remapping of non-VLA typed
23989 decls first. Do real remapping with
23990 prevent_decl_creation_for_types set.
23991 * tree-inline.h (copy_body_data): New field
23992 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
23995 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
23997 * config/s390/s390.opt (mmvcle): More verbose help text.
23999 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24001 * config/s390/s390.opt: Add period to -mzvector option text.
24003 2016-01-15 Richard Biener <rguenther@suse.de>
24005 PR tree-optimization/68961
24006 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
24007 of invariants in stores again.
24009 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
24011 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
24013 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24015 * config/i386/i386.c (ix86_expand_branch): Don't split
24016 DI mode xor instruction to SI mode.
24018 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24021 * ipa-icf.c (sem_function::merge): Virtual functions may become
24022 reachable even if they address is not taken and there are no
24025 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24027 * lto-streamer-out.c (subtract_estimated_size): New function.
24028 (get_symbol_initial_value): Use it.
24030 2016-01-15 Christian Bruel <christian.bruel@st.com>
24033 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
24034 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
24035 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
24036 use add_builtin_function_ext_scope instead of add_builtin_function.
24037 (neon_set_p, neon_crypto_set_p): Remove.
24038 (arm_init_builtins): Always call arm_init_neon_builtins and
24039 arm_init_crypto_builtins.
24040 (arm_expand_builtin): Check that builtins are allowed for the arch.
24041 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
24042 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
24043 arm_init_neon_builtins call.
24045 2016-01-15 Richard Biener <rguenther@suse.de>
24047 PR tree-optimization/69117
24048 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
24049 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
24050 of the leader conservatively.
24051 (free_scc_vn): Restore original SSA name infos.
24053 2016-01-14 Jeff Law <law@redhat.com>
24055 PR tree-optimization/69270
24056 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
24057 single bit of precision, verify it's also unsigned.
24058 (record_edge_info): Use constant_boolean_node rather than fold_convert
24059 to convert boolean_true/boolean_false to the right type.
24061 2016-01-14 Richard Henderson <rth@redhat.com>
24064 * loop-doloop.c (record_reg_sets): New.
24065 (doloop_optimize): Reject the transform if the sequence
24066 clobbers registers live at the end of the loop block.
24067 (doloop_optimize_loops): Enable df_live if needed.
24069 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
24071 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
24072 * config/rs6000/rs6000.c: Likewise.
24073 * config/rs6000/rs6000.h: Likewise.
24074 * config/rs6000/rs6000.md: Likewise.
24075 * doc/extend.texi: Likewsie.
24077 2016-01-14 Jeff Law <law@redhat.com>
24079 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
24082 2016-01-14 Richard Henderson <rth@redhat.com>
24086 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
24087 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
24088 instead of builtin_decl_declared_p to test for declaration.
24090 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
24092 * doc/loop.texi (Loop Analysis and Representation): Document
24093 loop_depth function.
24095 2016-01-14 Tom de Vries <tom@codesourcery.com>
24097 PR tree-optimization/68773
24098 * omp-low.c (expand_omp_target): Don't set force_output.
24099 * varpool.c (varpool_node::get_create): Same.
24100 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
24101 offload_funcs with force_output.
24103 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24106 * lra-eliminations.c (move_plus_up): Don't change anything if either
24107 the outer or inner subreg mode is not MODE_INT.
24108 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
24109 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
24111 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24113 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
24114 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
24115 reduc_uplus_@var{m}): Remove.
24116 * expr.c (expand_expr_real_2): Remove expansion path for
24117 reduc_[us](min|max|plus) optabs.
24118 * optabs-tree.c (scalar_reduc_to_vector): Remove.
24119 * optabs-tree.h (scalar_reduc_to_vector): Remove.
24120 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
24121 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
24122 * tree-vect-loop.c (vectorizable_reduction): Remove test for
24123 reduc_[us](min|max|plus) optabs.
24125 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24127 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
24128 (reduc_plus_scal_v2sf): New.
24129 (reduc_smax_v2sf): Rename to...
24130 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
24131 (reduc_smin_v2sf): Rename to...
24132 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
24134 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
24136 * alias.c (compare_base_symbol_refs): New function.
24137 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
24140 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24142 PR middle-end/68146
24143 PR tree-optimization/69155
24144 * tree-complex.c: Include cfganal.h.
24145 (phis_to_revisit): New variable.
24146 (extract_component): Add phiarg_p argument. Assert that returned
24147 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
24148 (update_phi_components): Partly rewrite to use loop over real/imag
24149 components instead of code duplication. If extract_component returns
24150 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
24151 create_tmp_reg into the PHI node instead, and mention the phi triplet
24152 in phis_to_revisit.
24153 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
24154 in phis_to_revisit at the end.
24156 2016-01-14 Richard Biener <rguenther@suse.de>
24158 PR tree-optimization/68060
24159 * tree-vect-loop.c (vect_is_simple_reduction): Check the
24160 outer loop reduction is only used in the inner loop before
24161 detecting a double reduction.
24163 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24166 * combine.c (expand_field_assignment): Punt if compute_mode is
24167 unsupported scalar mode.
24169 2016-01-14 Richard Biener <rguenther@suse.de>
24171 PR tree-optimization/66856
24172 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
24173 SLP node only if it built successfully.
24174 (vect_analyze_slp_instance): Adjust.
24176 2016-01-14 Jeff Law <law@redhat.com>
24178 PR tree-optimization/69270
24179 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
24180 (record_edge_info): Use it. Convert boolean_{true,false}_node
24181 to the type of op0.
24183 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
24186 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
24187 use block_ultimate_origin
24188 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
24190 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24192 * doc/invoke.texi (Submodel Options): Rename section to
24193 "Machine-Dependent Options" to better reflect its content.
24194 Rewrite introductory text to remove archaic CPU names.
24197 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24199 * doc/invoke.texi (Code Gen Options): Move section up in file,
24200 before target-specific options. Update menu and option summary
24201 to reflect the new section ordering.
24203 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24205 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
24206 (C++ Dialect Options): Add cross-reference to -std option.
24207 * doc/standards.texi (C++ Language): Document C++14 support.
24209 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
24211 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
24212 for pack/unpack functions for __ibm128.
24213 (PACK_IF): Likewise.
24214 (UNPACK_IF): Likewise.
24216 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
24217 support for __ibm128 pack/unpack functions.
24218 (rs6000_invalid_builtin): Likewise.
24219 (rs6000_init_builtins): Likewise.
24220 (rs6000_opt_masks): Likewise.
24222 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
24223 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
24225 (RS6000_BTM_COMMON): Likewise.
24227 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
24228 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
24229 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
24230 128-bit floating point. Add support for the double values to be
24231 in Altivec registers for TF/IF packing and unpacking, but restrict
24232 TD packing sub-fields to be FPR registers. Don't allow overlapped
24233 register support for packing. Allow pack inputs to be memory
24234 locations. Don't build generator functions for unpack<mode>_dm
24235 and unpack<mode>_nodm.
24236 (unpack<mode>_dm): Likewise.
24237 (unpack<mode>_nodm): Likewise.
24238 (pack<mode>): Likewise.
24240 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
24241 built-in functions to pack/unpack explicit __ibm128 values.
24242 (__builtin_unpack_ibm128): Likewise.
24244 * doc/extend.texi (PowerPC Built-in Functions): Document
24245 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
24247 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
24250 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
24251 Add new arg loc and pass it down as context.
24252 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
24253 to the location to use for the warning.
24254 (check_function_arguments): New arg loc. All callers changed. Pass
24255 it to check_function_nonnull.
24256 * c-common.h (check_function_arguments): Adjust declaration.
24258 2016-01-13 Jakub Jelinek <jakub@redhat.com>
24260 PR tree-optimization/69156
24261 * gimple.c (validate_type): Removed.
24262 (gimple_builtin_call_types_compatible_p): Use
24263 useless_type_conversion_p instead of validate_type.
24264 * value-prof.c (gimple_stringop_fixed_value): Fold
24265 icall_size to correct type.
24267 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24269 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
24272 2016-01-13 Richard Henderson <rth@redhat.com>
24275 * target.def (builtin_tm_load, builtin_tm_store): Remove.
24276 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
24277 (ix86_builtin_tm_store): Remove.
24278 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
24279 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
24280 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
24281 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
24282 * doc/tm.texi: Rebuild.
24284 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
24285 (BUILT_IN_TM_MEMCPY_RTWN): New.
24286 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
24287 fallback from vector to integer helpers.
24288 (build_tm_load): Handle vector types directly, instead of
24290 (build_tm_store): Likewise.
24291 (expand_assign_tm): Prepare for register types not handled by
24292 the above. Copy them to memory and use memcpy.
24293 * tree.c (tm_define_builtin): New.
24294 (find_tm_vector_type): New.
24295 (build_tm_vector_builtins): New.
24296 (build_common_builtin_nodes): Call it.
24298 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
24300 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
24301 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
24303 2016-01-13 Tom de Vries <tom@codesourcery.com>
24305 PR tree-optimization/69169
24306 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
24307 handled_struct_type param.
24308 (create_variable_info_for, intra_create_variable_infos): Call
24309 create_variable_info_for_1 with extra arg.
24311 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
24313 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
24314 and "armv8.1-a+crc" entries.
24316 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
24319 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
24320 Change first operand predicate from register_or_constm1_operand
24321 to register_operand.
24322 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
24323 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
24324 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
24325 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
24326 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
24327 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
24328 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
24329 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
24330 comparison with constm1_rtx from vec_prefetch_gen part.
24332 2016-01-13 Richard Biener <rguenther@suse.de>
24334 PR tree-optimization/69013
24335 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
24336 Exchange assert for a test.
24338 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24341 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
24343 2016-01-13 Richard Biener <rguenther@suse.de>
24345 PR tree-optimization/69242
24346 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
24347 assert with a check.
24349 2016-01-13 Richard Biener <rguenther@suse.de>
24351 PR tree-optimization/69186
24352 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
24353 Properly guard vect_update_misalignment_for_peel call.
24355 2016-01-12 Jeff Law <law@redhat.com>
24357 PR tree-optimization/pr67755
24358 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
24359 "need_profile_correction".
24360 (thread_block_1): Initialize new field to false by default. If we
24361 have multiple thread paths through a common joiner to different
24362 final targets, then set new field to true.
24363 (compute_path_counts): Only do count adjustment when it's really
24366 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24368 * doc/invoke.texi (Spec Files): Move section down in file, past
24369 all command-line option descriptions.
24371 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24373 PR middle-end/54809
24374 * doc/gty.texi: Remove documentation of mark_hook.
24375 * gengtype.c (struct write_types_data): Remove code to support
24376 mark_hook attribute.
24377 (walk_type): Likewise.
24378 (write_func_for_structure): Likewise.
24380 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24382 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
24383 Directory Options, and -specs= to Overall Options.
24384 (Overall Options): Adjust similarly. Reorder to group related
24385 options together. Make -specs= cross-reference the spec file details.
24386 (Directory Options): Adjust similarly.
24388 2016-01-12 Jeff Law <law@redhat.com>
24390 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
24392 2016-01-12 Olivier Hainque <hainque@adacore.com>
24394 * gcc.c (spec_undefvar_allowed): New global.
24395 (process_command): Set to true when running for --version or --help,
24397 (getenv_spec_function): When the variable is not defined, use the
24398 variable name as the variable value if we're allowed not to issue
24401 2016-01-12 Bin Cheng <bin.cheng@arm.com>
24403 PR tree-optimization/68911
24404 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
24405 information computed for expression "init + nit * step".
24407 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24409 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
24410 about name of GCC executable. Remove deleted node from menu.
24411 (Directory Options) <-B>: Remove cross-reference to deleted node.
24412 (Target Options): Delete section.
24414 2016-01-12 Christian Bruel <christian.bruel@st.com>
24417 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
24418 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
24420 2016-01-12 Jakub Jelinek <jakub@redhat.com>
24423 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
24424 aligned_mem is properly set for AVX512-VL floating point masked
24428 * ifcvt.c (cond_exec_process_if_block): When removing the last
24429 insn from then_bb, remove also any possible barriers that follow it.
24431 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
24435 * config/i386/iamcu.h (SIZE_TYPE): New macro.
24436 (PTRDIFF_TYPE): Likewise.
24437 (WCHAR_TYPE): Likewise.
24438 (WCHAR_TYPE_SIZE): Likewise.
24439 (STDINT_LONG32): Likewise.
24441 2016-01-12 Richard Biener <rguenther@suse.de>
24443 PR tree-optimization/69053
24444 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
24445 convert initial value for cond reductions.
24447 2016-01-12 Richard Biener <rguenther@suse.de>
24449 PR tree-optimization/69007
24450 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
24451 widen_sum after dot_prod and sad.
24453 2016-01-12 Richard Biener <rguenther@suse.de>
24455 PR tree-optimization/69168
24456 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
24457 pattern stmt SLP type.
24458 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
24459 end up unused so cope with that case.
24461 2016-01-12 Richard Biener <rguenther@suse.de>
24463 PR tree-optimization/69157
24464 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
24465 stmts def type only during analyze phase.
24466 (vectorizable_call): Likewise.
24467 (vectorizable_simd_clone_call): Likewise.
24468 (vectorizable_conversion): Likewise.
24469 (vectorizable_assignment): Likewise.
24470 (vectorizable_shift): Likewise.
24471 (vectorizable_operation): Likewise.
24472 (vectorizable_store): Likewise.
24473 (vectorizable_load): Likewise.
24475 2016-01-12 Richard Biener <rguenther@suse.de>
24477 PR tree-optimization/69174
24478 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
24480 (vectorizable_load): Properly compute the number of loads needed
24481 for permuted strided SLP loads and do not spuriously assign
24482 to SLP_TREE_VEC_STMTS.
24484 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
24486 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
24487 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
24488 (MD_EXEC_PREFIX): Remove.
24489 (MD_STARTFILE_PREFIX) Removee.
24490 (FILE_NAME_ABSOLUTE_P): Remove.
24491 (CPP_SPEC): Do not read macros from sys/version.h.
24492 (LINK_COMMAND_SPEC): Remove.
24493 (LOCAL_INCLUDE_DIR): Remove.
24494 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
24495 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
24496 (POST_LINK_SPEC): Define to invoke stubify after linker
24497 (LIBSTDCXX): Remove define
24498 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
24499 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
24500 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
24501 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
24502 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
24503 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
24504 (i386_djgpp_asm_named_section): Add propotype of new procedure
24506 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
24507 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
24508 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
24509 in config/i386/djgpp.h).
24510 (STANDARD_STARTFILE_PREFIX_2): Define identical to
24511 STANDARD_STARTFILE_PREFIX_1.
24512 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
24513 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
24514 installation errors.
24515 (MAX_OFILE_ALIGNMENT): Define to 128.
24516 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
24518 * config/i386/djgpp.c: New file. Add implementation of
24519 i386_djgpp_asm_named_section.
24521 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
24523 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
24524 Add rule for building djgpp.o.
24526 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24528 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
24529 (rtx_is_swappable_p): Reductions are swappable.
24530 (insn_is_swappable_p): V2DF reductions are swappable.
24532 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
24534 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
24535 reloads for other unsupported memory operands.
24537 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24538 Jim Wilson <jim.wilson@linaro.org>
24541 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
24542 copy_to_mode_reg instead of force_reg.
24544 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24547 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
24548 TARGET_80387 is true.
24550 2016-01-11 Jakub Jelinek <jakub@redhat.com>
24553 * lra-eliminations.c (move_plus_up): Only move plus up
24554 if subreg of the constant can be simplified into constant
24555 and use the simplified subreg of the constant instead of
24556 the original constant.
24558 * fold-const.c (fold_convertible_p): Don't return true
24559 for conversion of VECTOR_TYPE to same sized integral type.
24560 (fold_convert_loc): Fix up formatting. Fold conversion of
24561 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
24562 instead of NOP_EXPR.
24564 PR tree-optimization/69214
24565 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
24566 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
24569 PR tree-optimization/69207
24570 * tree-vect-slp.c (vect_get_constant_vectors): For
24571 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
24572 fold_convertible_p to vector_type's element type, and always
24573 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
24575 2016-01-11 Richard Biener <rguenther@suse.de>
24577 PR tree-optimization/69173
24578 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
24579 fixup the cycle if all stmts are in a pattern.
24581 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
24583 PR middle-end/68999
24584 * alias.c (base_alias_check): Move check for addresses with
24585 alignment ANDs before the call for compare_base_decls.
24586 (memrefs_conflict_p): Return -1 for different decls
24587 that went through alignment adjustments.
24589 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24591 PR rtl-optimization/68796
24592 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
24593 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
24594 and QImode comparisons against zero with CC_NZmode.
24595 * config/aarch64/iterators.md (short_mask): New mode_attr.
24597 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24599 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
24600 (<avx512>_store<mode>_mask): Likewise.
24602 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
24603 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24605 PR rtl-optimization/68841
24606 * ifcvt.c (struct noce_if_info): Add orig_x field.
24607 (bbs_ok_for_cmove_arith): Add to_rename parameter.
24608 Don't record conflicts on to_rename if it's present.
24609 Allow memory destinations in sets.
24610 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
24611 blocks, passing orig_x to the checks.
24612 (noce_process_if_block): Set if_info->orig_x appropriately.
24614 2016-01-11 Tom de Vries <tom@codesourcery.com>
24616 PR tree-optimization/69069
24617 * tree-parloops.c (create_parallel_loop): Add missing phi args.
24619 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
24621 PR rtl-optimization/68920
24622 * config/i386/i386.c (ix86_option_override_internal): Restrict number
24623 of conditional moves for RTL if-conversion to 1 for
24624 TARGET_ONE_IF_CONV_INSN.
24625 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
24626 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
24627 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
24628 parameter to restirct number of conditional moves for
24630 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
24631 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
24634 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
24637 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
24638 onepart vars. Fix typo in comment. Fix reversed condition in
24640 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
24643 * var-tracking.c (dump_onepart_variable_differences): New.
24644 (dataflow_set_different): If a detailed dump is requested,
24645 delay early returns and dump differences between onepart
24646 variables present before and after, and added variables.
24648 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
24651 * expr.c (expand_expr_real_1): For boolean vector constants
24652 with a scalar mode use const_scalar_mask_from_tree.
24653 (const_scalar_mask_from_tree): New.
24654 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
24655 assigned to a mask type to handle constants.
24657 2016-01-11 Martin Jambor <mjambor@suse.cz>
24660 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
24661 useless parameters if we cannot change function signature.
24663 2016-01-11 Martin Jambor <mjambor@suse.cz>
24666 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
24669 2016-01-11 Tom de Vries <tom@codesourcery.com>
24671 PR tree-optimization/69109
24672 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
24675 2016-01-11 Tom de Vries <tom@codesourcery.com>
24677 PR tree-optimization/69108
24678 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
24679 res is not used in a phi.
24681 2016-01-11 Yury Gribov <y.gribov@samsung.com>
24684 * common.opt (frandom-seed): Fix parameter name.
24685 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
24687 2016-01-11 Tom de Vries <tom@codesourcery.com>
24689 PR tree-optimization/69058
24690 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
24693 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
24695 * config/arc/arc.opt (mdiv-rem): Add period to the end.
24696 (mcode-density): Likewise.
24698 2016-01-10 Tom de Vries <tom@codesourcery.com>
24700 PR tree-optimization/69062
24701 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
24702 (parallelize_loops): Don't paralelize loop that has phi with address
24705 2016-01-10 Tom de Vries <tom@codesourcery.com>
24707 PR tree-optimization/69039
24708 * tree-parloops.c (try_create_reduction_list): Only allow single exit
24711 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
24713 PR middle-end/68743
24714 * match.pd: Require target has function_c99_misc before doing
24715 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
24717 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
24719 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
24721 * configure: Regenerate.
24723 2016-01-09 Jakub Jelinek <jakub@redhat.com>
24725 PR middle-end/50865
24726 PR tree-optimization/69097
24727 * fold-const.h (expr_not_equal_to): New prototype.
24728 * fold-const.c: Include stringpool.h and tree-ssanames.h.
24729 (expr_not_equal_to): New function.
24730 * match.pd (X % -Y is the same as X % Y): Don't optimize
24731 unless X is known not to be equal to minimum or Y is known
24732 not to be equal to -1.
24733 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
24734 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
24735 (simplify_stmt_using_ranges): Adjust caller.
24736 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
24737 substitute_and_fold.
24739 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
24741 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
24744 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24746 PR tree-optimization/69167
24747 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
24748 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
24750 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
24752 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
24753 Richard Biener <rguenther@suse.de>
24755 PR tree-optimization/68707
24756 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
24757 instances that can be handled via vect_load_lanes.
24759 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
24761 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
24762 if we can't determine address equivalence.
24763 * alias.c (compare_base_decl): Update for changed return value of
24764 symtab_node::equal_address_to.
24766 2016-01-08 Jason Merrill <jason@redhat.com>
24770 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
24771 * expr.c (store_field): Not here.
24772 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
24773 call with TREE_ADDRESSABLE type.
24774 * tree-cfg.c (verify_gimple_call): Adjust.
24776 2016-01-08 Olivier Hainque <hainque@adacore.com>
24778 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
24781 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
24783 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
24784 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
24785 (reduc_smin_v2sf): Rename to...
24786 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
24787 (reduc_splus_v2sf): Rename to...
24788 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
24790 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24792 PR tree-optimization/69162
24793 * gimplify.c (gimplify_va_arg_expr): Encode original type of
24794 valist argument in another argument.
24795 (gimplify_modify_expr): Adjust for the above change. Cleanup.
24796 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
24797 to determine the va_list type, build a MEM_REF instead of
24798 build_fold_indirect_ref.
24800 PR tree-optimization/69172
24801 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
24804 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
24806 PR tree-optimization/67781
24807 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
24808 and cmpnop in two steps: first the ones not accessed in original
24809 gimple expression in a endian independent way and then the ones not
24810 accessed in the final result in an endian-specific way.
24812 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24814 PR tree-optimization/69083
24815 * tree-vect-slp.c (vect_get_constant_vectors): For
24816 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
24817 element type. If op is fold_convertible_p to vector_type's element
24818 type, use NOP_EXPR instead of VCE.
24820 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
24822 PR rtl-optimization/67778
24823 PR rtl-optimization/68634
24824 PR rtl-optimization/68909
24825 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
24826 block from the stack until done with it. Remove a superfluous
24827 bitmap set. Remove a superfluous bitmap test.
24829 2016-01-07 Martin Sebor <msebor@redhat.com>
24832 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
24833 constraint on the type of arguments.
24835 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
24837 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
24838 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
24839 unaligned_access on the gcc_options set.
24840 * config/arm/arm.c (arm_option_override_internal): Use
24841 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
24843 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
24846 * config/i386/i386.c (ix86_frame_pointer_required): Enable
24847 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
24849 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
24852 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
24855 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
24856 depending on frame_pointer_needed before remaining integer and SSE
24857 registers are saved.
24859 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
24862 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
24864 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
24867 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
24868 Use the "xBm" constraint.
24869 (float<sseintvecmodelower><mode>2<mask_name><round_name):
24871 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
24872 (sse_cvtsi2ssq<round_name>): Likewise.
24873 (sse_cvtss2si<round_name>): Likewise.
24874 (sse_cvtss2siq<round_name>): Likewise.
24875 (sse2_cvtsi2sdq<round_name>): Likewise.
24876 (sse2_cvtsd2si<round_name>): Likewise.
24877 (sse2_cvtsd2siq<round_name>): Likewise.
24878 * config/i386/subst.md (round_nimm_scalar_predicate): New
24881 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
24883 PR middle-end/67639
24884 * varasm.c (make_decl_rtl): Mark invalid register vars as
24887 PR rtl-optimization/66206
24888 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
24889 All callers changed.
24891 2016-01-07 Jakub Jelinek <jakub@redhat.com>
24893 PR tree-optimization/69141
24894 * tree-ssa-pre.c: Include langhooks.h.
24895 (eliminate_dom_walker::before_dom_children): Use
24896 lang_hooks.decl_printable_name instead of
24897 cgraph_node::get ()->name ().
24899 PR middle-end/68960
24900 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
24901 it and DECL_ALIGN too.
24903 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
24905 * config/mips/mips-ftypes.def: Sort to lexicographical order.
24907 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
24910 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
24911 depending on frame_pointer_needed before remaining integer and SSE
24912 registers are saved.
24914 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24916 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
24917 mode iterator with VSX_M2.
24918 (*p9_vecstore_<mode>): Likewise.
24919 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
24920 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
24921 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
24922 (define_split for VSX_LE128 stores): Likewise.
24923 (define_peephole2 for TImode LE swaps): Likewise.
24924 (define_split for VSX_LE128 post-reload stores): Likewise.
24926 2016-01-06 Marek Polacek <polacek@redhat.com>
24929 * convert.c (convert_to_integer_1): Adjust call to
24930 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
24931 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
24932 EXPR instead of ARG.
24933 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
24935 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24938 * doc/extend.texi (RL78 Variable Attributes): New section.
24940 2016-01-05 Marek Polacek <polacek@redhat.com>
24943 * builtins.c (get_memmodel): Use expansion point location rather than
24944 the input location. Call warning_at rather than warning.
24945 (expand_builtin_atomic_compare_exchange): Likewise.
24946 (expand_builtin_atomic_load): Likewise.
24947 (expand_builtin_atomic_store): Likewise.
24948 (expand_builtin_atomic_clear): Likewise.
24950 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
24953 * config/i386/i386.c (ix86_expand_vector_logical_operator):
24954 Replace nonimmediate_operand with vector_operand.
24955 * config/i386/predicates.md (vector_operand): New predicate.
24956 (general_vector_operand): Replace nonimmediate_operand with
24958 * config/i386/sse.md: Replace nonimmediate_operand with
24959 vector_operand and m constraint with Bm constraint on SSE
24960 patterns with 16-byte memory operand.
24961 * config/i386/subst.md (round_nimm_predicate): Replace
24962 nonimmediate_operand with vector_operand.
24963 (round_saeonly_nimm_predicate): Likewise.
24964 (round_saeonly_nimm_scalar_predicate): New.
24966 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
24969 * config/i386/constraints.md (Bm): New constraint.
24970 * config/i386/predicates.md (vector_memory_operand): New
24972 * config/i386/sse.md: Replace xm with xBm in plusminus and
24973 any_logic patterns.
24975 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24978 * doc/extend.texi (V850 Function Attributes): New section.
24979 (V850 Variable Attributes): New section.
24981 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24984 * doc/extend.texi (MicroBlaze Function Attributes): Document
24985 interrupt_handler and fast_interrupt attributes.
24987 2016-01-05 Sergei Trofimovich <siarheit@google.com>
24990 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
24991 for local symbolic operands.
24992 * config/ia64/predicates.md (local_symbolic_operand64): New
24995 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24997 PR rtl-optimization/68651
24998 * combine.c (combine_simplify_rtx): Canonicalize x + x into
25001 2016-01-05 Nathan Sidwell <nathan@acm.org>
25003 * alias.c (compare_base_decls): Use symtab_node::get.
25005 2016-01-05 Nick Clifton <nickc@redhat.com>
25008 * ira-costs.c (copy_cost): Initialise the t_icode field of the
25009 secondary_reload_info structure.
25012 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
25013 decls if weak support is available.
25015 2016-01-04 Martin Sebor <msebor@redhat.com>
25017 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
25019 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
25021 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
25022 OPTION_MASK_P9_DFORM.
25024 * config/rs6000/constraints.md (wo constraint): New constraint for
25027 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
25029 (rs6000_init_hard_regno_mode_ok): Likewise.
25031 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
25034 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
25035 expanders not to have constraints. Add support for ISA 3.0 xxperm
25036 instruction. Add support for fusing xxlor with xxperm.
25037 (altivec_vperm_<mode>_internal): Likewise.
25038 (altivec_vperm_v8hiv16qi): Likewise.
25039 (altivec_vperm_<mode>v16q): Likewise.
25040 (altivec_vperm_<mode>_uns): Likewise.
25041 (vperm_v8hiv4si): Likewise.
25042 (vperm_v16qiv8hi): Likewise.
25044 * doc/md.texi (RS/6000 constraints): Document wo constraint.
25046 2016-01-04 Jakub Jelinek <jakub@redhat.com>
25048 Update copyright years.
25050 * gcc.c (process_command): Update copyright notice dates.
25051 * gcov-dump.c (print_version): Ditto.
25052 * gcov.c (print_version): Ditto.
25053 * gcov-tool.c (print_version): Ditto.
25054 * gengtype.c (create_file): Ditto.
25055 * doc/cpp.texi: Bump @copying's copyright year.
25056 * doc/cppinternals.texi: Ditto.
25057 * doc/gcc.texi: Ditto.
25058 * doc/gccint.texi: Ditto.
25059 * doc/gcov.texi: Ditto.
25060 * doc/install.texi: Ditto.
25061 * doc/invoke.texi: Ditto.
25063 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25065 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
25066 modes larger than TImode as TImode if NEON is not enabled.
25068 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25071 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
25072 mode for %f0-%f31 only if TARGET_FPU.
25074 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25077 * config/sparc/sparc.c (scan_record_type): Take into account subfields
25078 to compute the PACKED_P predicate.
25079 (function_arg_record_value): Minor tweaks.
25081 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25083 * doc/install.texi (--with-multilib-list): Describe the meaning of the
25084 option for arm*-*-* targets.
25086 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
25088 * doc/extend.texi (Common Function Attributes): Move docs for
25089 MSP430-specific attributes to....
25090 (MSP430 Function Attributes): ...here. Delete the redundant
25091 entries and copy-edit the remaining text.
25092 (MSP430 Variable Attributes): Use uniform format for index
25093 entries and add a cross-reference to the corresponding function
25096 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
25098 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
25100 (x86 Options): Likewise.
25102 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25106 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
25107 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
25108 to corresponding attribute.
25110 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25112 * doc/extend.texi (Common Function Attributes) <noplt>: Move
25113 to correct alphabetization of table. Copy-edit and correct
25115 <stack_protect>: Likewise.
25116 <target_clones>: Likewise.
25118 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
25119 Correct punctuation.
25120 (Code Gen Options) <-fno-plt>: Copy-edit.
25122 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
25125 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
25126 SI values. Explicitly convert SI to DI and vice-versa.
25128 2016-01-01 Jakub Jelinek <jakub@redhat.com>
25130 PR tree-optimization/69070
25131 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
25132 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
25135 * ubsan.c (ubsan_instrument_float_cast): Call
25136 initialize_sanitizer_builtins.
25139 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
25141 Copyright (C) 2016 Free Software Foundation, Inc.
25143 Copying and distribution of this file, with or without modification,
25144 are permitted in any medium without royalty provided the copyright
25145 notice and this notice are preserved.