1 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
6 2016-10-05 Jeff Law <law@redhat.com>
8 PR tree-optimization/71661
9 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
10 removal of a forwarder exposes a new natural loop.
12 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
14 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
15 Introduce ssesuffix variable.
16 (<mask_codefor><code><mode>3<mask_name>): Ditto.
17 (*<code><mode>3): Ditto.
19 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
21 * postreload.c (reload_cse_simplify): Skip also USE when detecting
24 2016-10-06 Richard Biener <rguenther@suse.de>
26 PR tree-optimization/77855
27 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
28 instead of removing the current item while iterating over the set
31 2016-10-06 James Clarke <jrtc27@jrtc27.com>
32 Eric Botcazou <ebotcazou@adacore.com>
35 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
36 (classify_registers): Don't set it
37 (function_arg_slotno): Don't initialize and test it. Tidy up.
39 2016-10-06 Richard Biener <rguenther@suse.de>
41 PR tree-optimization/77839
42 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
45 2016-10-06 Martin Liska <mliska@suse.cz>
47 * gcc.c: Set -fprofile-update=atomic when profiling is
48 enabled and -pthread is set. Warn when one combines
49 -pthread and -fprofile-update=single for an app using
52 2016-10-06 Martin Liska <mliska@suse.cz>
55 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
56 * gimple-ssa-strength-reduction.c (slsr_process_cast):
57 Initialize a pointer to NULL.
58 (slsr_process_copy): Likewise.
59 * input.c (location_get_source_line): Likewise.
60 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
62 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
64 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
65 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
66 (ix86_handle_option): Deleted handle of OPT_mpcommit.
67 * config.gcc: Deleted pcommitintrin.h
68 * config/i386/pcommitintrin.h: Deleted file.
69 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
70 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
72 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
74 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
75 (PTA_PCOMMIT): Deleted define.
76 (ix86_option_override_internal): Deleted handle of option.
77 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
78 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
79 __builtin_ia32_pcommit): Deleted.
80 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
81 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
82 (pcommit): Deleted instruction.
83 * config/i386/i386.opt: Mention -mpcommit deprecation.
84 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
86 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
89 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
91 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
92 Use <round_constraint> as operand 1 constraint.
94 2016-10-05 Jakub Jelinek <jakub@redhat.com>
97 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
98 (ubsan_instrument_float_cast): And not here.
101 * ubsan.c (ubsan_ids): New GTY(()) array.
102 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
103 instead of static local counters.
105 2016-10-05 Martin Sebor <msebor@redhat.com>
108 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
109 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
110 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
111 (default_printf_pointer_format): Define function.
112 * targhooks.c (linux_printf_pointer_format): Define new function.
113 * targhooks.h (linux_printf_pointer_format): Declare.
114 (gnu_libc_printf_pointer_format): Remove declaration.
116 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
118 * fold-const.c (native_encode_real): Fix logic for selecting offset
119 to write to when BYTES_BIG_ENDIAN.
121 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
123 * builtins.c (fold_builtin_strchr): Remove function.
124 (fold_builtin_strrchr): Likewise.
125 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
126 * gimple-fold.c (target_char_cst_p): New function.
127 (gimple_fold_builtin_strchr) Add more foldings.
128 (gimple_fold_builtin): Add index, strrchr, rindex cases.
130 2016-10-05 Richard Biener <rguenther@suse.de>
133 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
134 capture ids in c-exprs.
136 2016-10-05 Richard Biener <rguenther@suse.de>
139 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
140 with types_match for GIMPLE code gen to handle type mismatched
142 (dt_operand::gen): Adjust.
143 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
146 2016-10-05 Richard Biener <rguenther@suse.de>
148 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
150 2016-10-05 Richard Biener <rguenther@suse.de>
153 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
155 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
157 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
158 version check to protect only DW_TAG_imported_module generation.
160 2016-10-05 Richard Biener <rguenther@suse.de>
163 * match.pd (min(a,-a) -> -abs(a)): New pattern.
165 2016-10-04 Ian Lance Taylor <iant@golang.org>
167 * explow.c (allocate_dynamic_stack_space): Call
168 do_pending_stack_adjust before handling flag_split_stack.
170 2016-10-04 David Malcolm <dmalcolm@redhat.com>
172 * genattrtab.c (make_internal_attr): Supply dummy column number to
175 * genoutput.c (init_insn_for_nothing): Likewise.
176 * gensupport.c (add_define_attr): Likewise.
177 * read-md.c (message_at_1): Print column number.
178 (fatal_with_file_and_line): Likewise.
179 (rtx_reader::read_char): Track column numbers.
180 (rtx_reader::unread_char): Likewise.
181 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
182 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
183 (rtx_reader::handle_file): Initialize m_read_md_colno.
184 (rtx_reader::get_current_location): Supply column number to
186 * read-md.h (struct file_location): Add field "colno".
187 (file_location::file_location): Likewise.
188 (rtx_reader::get_colno): New accessor.
189 (rtx_reader::m_read_md_colno): New field.
190 (rtx_reader::m_last_line_colno): New field.
192 2016-10-04 Jakub Jelinek <jakub@redhat.com>
194 * doc/extend.texi (Java Exceptions): Remove.
195 (java_interface): Remove.
197 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
199 PR tree-optimization/77808
200 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
201 and addr are different before copying points-to information.
203 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
205 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
206 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
207 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
208 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
210 2016-10-04 Richard Biener <rguenther@suse.de>
212 PR tree-optimization/77399
213 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
214 verify the target can convert.
216 2016-10-04 Richard Biener <rguenther@suse.de>
219 * explow.c (plus_constant): Verify the mode of the constant
220 pool offset before calling plus_constant.
222 2016-10-04 Richard Biener <rguenther@suse.de>
225 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
226 type support, mark with :C.
227 (X / -X -> -1): Mark with :C.
229 2016-10-04 Jakub Jelinek <jakub@redhat.com>
231 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
232 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
233 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
234 * doc/tm.texi: Regenerated.
235 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
236 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
237 * config/darwin.h (JCR_SECTION_NAME): Remove.
238 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
239 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
240 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
241 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
242 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
243 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
245 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
247 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
248 between "because" and "param" in dump message in call to fprintf.
250 2016-10-03 Jeff Law <law@redhat.com>
252 PR tree-optimization/71550
253 PR tree-optimization/71403
254 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
255 (profitable_jump_thread_path): Also return boolean indicating if
256 the realized path will create an irreducible loop.
257 Remove loop depth tests from 71403.
258 (fsm_find_control_statement_thread_paths): Remove loop depth tests
259 from 71403. If threading will create an irreducible loop, then
260 throw away loop iteration and related information.
262 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
264 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
265 -Woverloaded-virtual checks for warning options.
266 * configure: Regenerate.
268 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
270 PR preprocessor/77699
271 * input.c (maybe_grow): Don't allocate one byte extra headroom.
272 (get_next_line): Return false on error.
273 (read_next_line): Removed, use get_next_line instead.
274 (read_line_num): Don't copy the line.
275 (location_get_source_line): Don't use static data.
276 (selftest::test_reading_source_line): Add more test cases.
278 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
281 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
283 * ifcvt.c (noce_try_avoid_const_materialization): New function.
284 (noce_process_if_block): Use it.
286 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
288 * doc/invoke.texi: Update -Wint-in-bool-context.
290 2016-10-02 Jakub Jelinek <jakub@redhat.com>
292 * dwarf2out.c (output_fde, output_call_frame_info,
293 dwarf2out_do_cfi_startproc, set_indirect_string,
294 gen_internal_sym, output_die, output_line_info): Use
295 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
296 ASM_GENERATE_INTERNAL_LABEL output.
298 2016-10-01 Richard Biener <rguenther@suse.de>
301 * genmatch.c (get_operand_type): Add operand position arg
302 and handle COND_EXPR comparison operand with fixed boolean_type_node.
303 (expr::gen_transform): Adjust.
304 (dt_simplify::gen_1): Likewise.
306 2016-10-01 Jakub Jelinek <jakub@redhat.com>
308 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
309 comments. Simplify asserts, remove unnecessary conditions.
311 (*<code><mode>3): Likewise.
313 2016-09-30 Jakub Jelinek <jakub@redhat.com>
315 * doc/invoke.texi (-Wregister): Document.
317 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
319 * configure.ac: Split CHECKING_P into CHECKING_P and
320 ENABLE_EXTRA_CHECKING.
321 * configure: Regenerated.
322 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
323 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
325 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
328 * gcc.c (process_command): For @filename handling, output
329 the correct name if the file does not exist.
331 2016-09-30 Marek Polacek <polacek@redhat.com>
333 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
334 * config/alpha/predicates.md: Likewise.
336 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
338 * ifcvt.c (noce_try_avoid_const_materialization): New function.
339 (noce_process_if_block): Use it.
341 2016-09-30 Martin Liska <mliska@suse.cz>
343 * doc/invoke.texi: Document asan-use-after-return that
344 it's disabled by default in runtime.
346 2016-09-30 Richard Biener <rguenther@suse.de>
348 * tree-vrp.c (intersect_ranges): If we failed to handle
349 the intersection choose a constant singleton range if available.
351 2016-09-30 Richard Biener <rguenther@suse.de>
353 PR tree-optimization/77399
354 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
355 float <-> int conversions.
357 2016-09-30 Alan Modra <amodra@gmail.com>
359 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
361 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
363 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
364 ext_level before calling CPUID with 0x80000008.
365 Simplify xgetbv checks.
367 2016-09-29 David Malcolm <dmalcolm@redhat.com>
369 * Makefile.in (OBJS): Add print-rtl-function.o.
370 * print-rtl-function.c: New file.
371 * print-rtl.h (print_rtx_function): New decl.
373 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
376 * config/i386/cpuid.h (__get_cpuid_count): New.
377 (__get_cpuid): Rename __level to __leaf.
379 2016-09-29 Marek Polacek <polacek@redhat.com>
381 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
383 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
385 * builtins.c (expand_builtin_memcmp): don't swap args unless
386 result is only being compared with zero.
388 2016-09-29 Marek Polacek <polacek@redhat.com>
390 * dwarf2out.c (loc_descriptor): Add fall through comment.
391 (add_const_value_attribute): Likewise.
393 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
395 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
396 with "v6t2". Move "arch" attribute above "pool_range".
397 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
399 (*thumb2_movhi_vfp): Likewise.
400 (*arm_movhi_fp16): Likewise.
401 (*thumb2_movhi_fp16): Likewise.
402 (*arm_movsi_vfp): Remove "arch" attribute.
403 (*thumb2_movsi_vfp): Likewise.
405 2016-09-29 Martin Liska <mliska@suse.cz>
407 * doc/extend.texi: Remove limitation of Objective C for
408 __attribute__((constructor)) and __attribute__((destructor)).
410 2016-09-29 Richard Biener <rguenther@suse.de>
412 PR tree-optimization/77768
413 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
414 Handle stores to readonly memory when removing redundant stores.
416 2016-09-29 Richard Biener <rguenther@suse.de>
419 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
420 X / -X -> -1 simplifications.
422 2016-09-29 Richard Biener <rguenther@suse.de>
425 * match.pd: Add max(a,-a) -> abs(a) pattern.
426 * tree-ssa-phiopt.c (minmax_replacement): Disable for
427 HONOR_SIGNED_ZEROS types.
429 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
431 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
432 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
434 2016-09-29 Richard Biener <rguenther@suse.de>
436 * tree-vrp.c (set_defs_to_varying): New helper avoiding
437 writing to vr_const_varying.
438 (vrp_initialize): Call it.
439 (vrp_visit_stmt): Likewise.
440 (evrp_dom_walker::before_dom_children): Likewise.
442 2016-09-29 Richard Biener <rguenther@suse.de>
444 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
445 constructors with vector elements.
447 2016-09-29 Richard Biener <rguenther@suse.de>
449 PR tree-optimization/77768
450 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
451 with stores to a place we know has a constant value.
453 2016-09-29 Alan Modra <amodra@gmail.com>
455 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
456 * doc/invoke.texi: Document it.
457 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
458 (rs6000_passes_float): Comment.
459 (rs6000_passes_long_double): New static var.
460 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
461 (init_cumulative_args): Set up to emit fp .gnu_attribute for
462 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
463 to include fp values returned in vectors.
464 Set rs6000_passes_long_double.
465 (rs6000_function_arg_advance_1): Likewise for function args.
466 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
467 and SPE. Emit long double tag value too.
468 (rs6000_opt_vars): Add gnu-attr.
469 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
470 * configure: Regenerate.
471 * config.in: Regenerate.
473 2016-09-28 Jakub Jelinek <jakub@redhat.com>
475 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
477 (format_floating, format_string, format_directive,
478 get_destination_size, pass_sprintf_length::handle_gimple_call):
481 2016-09-28 Jakub Jelinek <jakub@redhat.com>
483 * gimple-ssa-sprintf.c: Fix comment formatting.
484 (format_integer): Use is_gimple_assign.
485 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
486 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
487 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
488 (pass_sprintf_length::execute): Use is_gimple_call.
490 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
492 * gimple-fold.c (gimple_fold_builtin): After failing to fold
493 strchr, also try the generic folding.
495 2016-09-28 Martin Sebor <msebor@redhat.com>
498 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
501 2016-09-28 Martin Sebor <msebor@redhat.com>
504 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
505 length modifier is not expected.
506 (format_floating): Ignore l length modifier and fail gracefuly
507 when it isn't one of the other expected ones.
509 2016-09-28 Martin Sebor <msebor@redhat.com>
512 * varasm.c (assemble_addr_to_section): Increase local buffer size.
514 2016-09-27 Richard Biener <rguenther@suse.de>
516 * dwarf2out.c (cu_die_list): New global.
517 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
518 main_comp_unit_die to cu_die_list if we created it.
519 Move break_out_includes ...
520 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
523 2016-09-28 Richard Biener <rguenther@suse.de>
525 * dwarf2out.c (struct die_struct): Add removed flag.
526 (lookup_type_die): If the DIE is marked as removed, clear
527 TYPE_SYMTAB_DIE and return NULL.
528 (lookup_decl_die): If the DIE is marked as removed, remove it
529 from the hash and return NULL.
530 (mark_removed): New helper.
531 (prune_unused_types_prune): Call it for removed DIEs.
532 (gen_subprogram_die): Move the premark_used_types call to after
533 DIEs for the functions scopes are generated.
534 (process_scope_var): Do not re-create pruned types or type decls.
535 Make sure to also re-parent type decls.
536 (dwarf2out_finish): Move unused type pruning and debug_types
538 (dwarf2out_early_finish): ... here.
540 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
542 * config/arc/arc-c.c: New file.
543 * config/arc/arc-c.def: Likewise.
544 * config/arc/t-arc: Likewise.
545 * config.gcc: Include arc-c.o as c and cpp object.
546 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
547 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
548 arc_cpu_cpp_builtins.
550 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
552 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
553 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
555 2016-09-28 Nathan Sidwell <nathan@acm.org>
557 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
560 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
562 PR tree-optimization/61056
563 * gimple-fold.c (gimple_fold_builtin_strchr):
564 New function to optimize strchr (s, 0) to strlen.
565 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
567 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
569 PR tree-optimization/77724
570 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
571 Add tree_fits_shwi_p check.
573 2016-09-27 Jakub Jelinek <jakub@redhat.com>
575 * auto-inc-dec.c (try_merge): Remove break after return.
576 * cselib.c (autoinc_split): Likewise.
577 * explow.c (promote_mode): Likewise.
578 * fixed-value.c (fixed_arithmetic): Likewise.
579 * hsa.c (hsa_internal_fn::get_arity): Likewise.
580 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
581 * trans-mem.c (get_attrs_for): Likewise.
582 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
583 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
584 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
585 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
586 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
587 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
588 * config/cris/cris.c (cris_op_str): Likewise.
589 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
590 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
592 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
594 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
595 IFN_GOACC_REDUCTION_CODES): New.
596 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
597 ifn_goacc_reduction_kind): Use them.
598 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
599 of internal functions, when applicable.
601 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
603 * config/mips/constraints.md (d): Fix documentation.
604 * doc/md.texi (Machine Constraints): Update accordingly.
606 2016-09-27 Richard Biener <rguenther@suse.de>
608 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
609 cur_line_info_table initialization ...
610 (dwarf2out_assembly_start): ... here.
612 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
614 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
615 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
616 (*thumb2_movhi_vfp): Likewise.
617 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
618 template. Expand predicable attribute to mark VMOV.F16 as not
619 predicable. Add "arch" attribute.
620 (*thumb2_movhi_fp16): Likewise.
621 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
622 (*thumb2_movsi_vfp): Add "arch" attribute.
624 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
626 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
629 2016-09-27 Marek Polacek <polacek@redhat.com>
631 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
634 * config/c6x/c6x.h: Adjust fall through comment.
635 * config/sh/sh.c (final_prescan_insn): Likewise.
636 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
637 (visium_expand_fp_cstore): Likewise.
639 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
641 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
642 expected by -Wimplicit-fallthrough.
643 (thumb1_size_rtx_costs): Likewise.
644 (thumb2_reorg): Likewise.
645 (tls_mentioned_p): Add "Fall through" comment.
646 (thumb2_reorg): Likewise.
647 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
648 comment form expected by -Wimplicit-fallthrough.
650 2016-09-27 Martin Liska <mliska@suse.cz>
652 PR gcov-profile/46266
653 * input.h (RESERVED_LOCATION_P): New macro.
654 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
655 instread of comparison with UNKNOWN_LOCATION.
657 2016-09-27 Richard Biener <rguenther@suse.de>
659 PR tree-optimization/77745
660 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
661 When removing redundant stores make sure to check compatibility
662 of the TBAA state for downstream accesses.
663 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
664 value-numbering virtual operands for store matches.
666 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
669 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
670 movrt patterns. Match them before anything else in the SET case.
672 2016-09-27 Martin Liska <mliska@suse.cz>
675 PR gcov-profile/16855
676 PR gcov-profile/44779
677 * coverage.c (build_gcov_exit_decl): New function.
678 (coverage_obj_init): Call the function and generate __gcov_exit
680 * doc/gcov.texi: Document when __gcov_exit function is called.
682 2016-09-27 Marek Polacek <polacek@redhat.com>
685 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
686 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
687 -Wno-error instead of -Wno-implicit-fallthrough.
689 2016-09-27 Martin Liska <mliska@suse.cz>
692 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
694 2016-09-27 Jakub Jelinek <jakub@redhat.com>
696 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
697 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
698 comments. Remove break after return.
699 (ix86_fp_compare_code_to_integer, has_dispatch,
700 ix86_simd_clone_usable): Remove break after return.
702 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
704 PR rlt-optimization/77714
705 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
708 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
711 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
712 extract_range_from_unary_expr to convert value_range.
713 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
714 (extract_range_from_unary_expr): This.
715 * tree-vrp.h (extract_range_from_unary_expr): Declare.
717 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
719 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
721 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
723 * config/i386/i386.c (ix86_print_operand)
724 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
725 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
726 (epilogue_renumber): Likewise.
728 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
731 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
732 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
734 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
736 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
737 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
738 is_mm_seq_cst, is_mm_sync): Move to ...
739 * memmodel.h: This. New file.
740 * builtins.c: Include memmodel.h.
741 * optabs.c: Likewise.
743 * config/aarch64/aarch64.c: Likewise.
744 * config/alpha/alpha.c: Likewise.
745 * config/arm/arm.c: Likewise.
746 * config/i386/i386.c: Likewise.
747 * config/ia64/ia64.c: Likewise.
748 * config/mips/mips.c: Likewise.
749 * config/rs6000/rs6000.c: Likewise.
750 * config/sparc/sparc.c: Likewise.
751 * genconditions.c: Include memmodel.h in generated file.
752 * genemit.c: Likewise.
753 * genoutput.c: Likewise.
754 * genpeep.c: Likewise.
755 * genpreds.c: Likewise.
756 * genrecog.c: Likewise.
758 2016-09-26 David Malcolm <dmalcolm@redhat.com>
760 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
761 "c" instead when parsing characters. Move operand parsing into...
762 (read_rtx_operand): ...this new function, renaming "i" to "idx",
763 and tightening the scope of various locals.
765 2016-09-26 Liu Hao <lh_mouse@126.com>
767 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
769 2016-09-26 Marek Polacek <polacek@redhat.com>
771 * system.h: Use __has_attribute to check whether the fallthrough
772 attribute is supported.
774 2016-09-26 Marek Polacek <polacek@redhat.com>
776 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
777 gimple_call_internal_p.
778 * ipa-split.c (find_return_bb): Likewise.
779 (execute_split_functions): Likewise.
780 * omp-low.c (dump_oacc_loop_part): Likewise.
781 (oacc_loop_xform_head_tail): Likewise.
782 * predict.c (predict_loops): Likewise.
783 * sanopt.c (pass_sanopt::execute): Likewise.
784 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
785 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
786 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
787 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
788 (expand_ifn_va_arg): Likewise.
789 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
790 (optimize_mask_stores): Likewise.
791 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
792 (vect_transform_stmt): Likewise.
793 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
794 * tsan.c (instrument_memory_accesses): Likewise.
796 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
797 Alexander Monakov <amonakov@ispras.ru>
799 * regrename.c (rename_chains): Check
800 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
801 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
802 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
804 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
806 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
807 (s390_sched_score): Likewise.
809 2016-09-26 Martin Liska <mliska@suse.cz>
811 * doc/gcov.texi: Update program output of gcov tool.
813 2016-09-26 Martin Liska <mliska@suse.cz>
815 PR gcov-profile/23332
816 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
817 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
818 * value-prof.c (dump_histogram_value): Do not handle
819 HIST_TYPE_CONST_DELTA.
820 (stream_in_histogram_value): Likewise.
821 (gimple_find_values_to_profile): Likewise.
822 * value-prof.h (enum hist_type): Likewise.
824 2016-09-26 Martin Liska <mliska@suse.cz>
826 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
827 from default sanitize recover values.
828 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
829 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
830 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
832 * opts.c (finish_options): Do a generic loop over options
833 that can be recovered.
834 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
836 (common_handle_option): Likewise.
837 * opts.h: Declare can_recover to sanitizer_opts_s.
839 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
841 * target.def(elf_flags_numeric): Change documentation to present tense.
842 * doc/tm.texi: Regenerate.
844 2016-09-26 Marek Polacek <polacek@redhat.com>
847 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
848 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
849 -Wno-switch-fallthrough.
850 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
851 (expand_builtin): Likewise.
852 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
853 * convert.c (convert_to_real_1): Likewise.
854 (convert_to_integer_1): Likewise.
855 * final.c (output_alternate_entry_point): Likewise.
856 * genattrtab.c (make_canonical): Likewise.
857 (write_test_expr): Likewise.
858 * genpreds.c (validate_exp): Likewise.
859 * gimple-ssa-strength-reduction.c
860 (find_candidates_dom_walker::before_dom_children): Likewise.
861 * godump.c (go_format_type): Likewise.
862 * reload1.c (elimination_effects): Likewise.
863 * resource.c (mark_referenced_resources): Likewise.
864 (mark_set_resources): Likewise.
865 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
866 * varasm.c (output_addressed_constants): Likewise.
868 2016-09-26 Marek Polacek <polacek@redhat.com>
871 * common.opt (Wimplicit-fallthrough): New option.
872 * doc/extend.texi: Document statement attributes and the fallthrough
874 * doc/invoke.texi: Document -Wimplicit-fallthrough.
875 * gimple.h (gimple_call_internal_p): New function.
876 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
877 (struct label_entry): New struct.
878 (find_label_entry): New function.
879 (case_label_p): New function.
880 (collect_fallthrough_labels): New function.
881 (last_stmt_in_scope): New function.
882 (should_warn_for_implicit_fallthrough): New function.
883 (warn_implicit_fallthrough_r): New function.
884 (maybe_warn_implicit_fallthrough): New function.
885 (expand_FALLTHROUGH_r): New function.
886 (expand_FALLTHROUGH): New function.
887 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
888 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
889 (gimplify_label_expr): New function.
890 (gimplify_case_label_expr): Set location.
891 (gimplify_expr): Call gimplify_label_expr.
892 * internal-fn.c (expand_FALLTHROUGH): New function.
893 * internal-fn.def (FALLTHROUGH): New internal function.
894 * langhooks.c (lang_GNU_OBJC): New function.
895 * langhooks.h (lang_GNU_OBJC): Declare.
896 * system.h (gcc_fallthrough): Define.
897 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
898 * tree.h (FALLTHROUGH_LABEL_P): Define.
900 2016-09-26 Richard Biener <rguenther@suse.de>
902 * dwarf2out.c (stripattributes): Remove unused function.
903 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
904 Push dwarf_split_debug_info handling into init_sections_and_labels.
905 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
906 (DEBUG_MACRO_SECTION_FLAGS): Remove.
907 (debug_macinfo_section_name): New global.
908 (output_macinfo): Use debug_macinfo_section_name.
909 (init_sections_and_labels): Split out section and label generation
910 from dwarf2out_init. Set debug_macinfo_section_name.
911 (dwarf2out_init): Move text section label generation and emission
913 (dwarf2out_assembly_start): ... here.
914 (dwarf2out_finish): Call init_sections_and_labels before DWARF
917 2016-09-26 Richard Biener <rguenther@suse.de>
920 * cgraphunit.c (analyze_functions): Before early removing
921 global vars calls the late_global_decl debug handler mark
922 the variable as readonly.
924 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
927 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
928 (sh_rtx_costs): Handle SET of movt and movrt patterns.
929 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
930 declare new overloads.
931 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
934 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
936 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
937 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
939 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
941 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
942 * configure: Regenerate.
944 2016-09-24 Marek Polacek <polacek@redhat.com>
947 * doc/invoke.texi: Document -Wbool-operation.
949 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
951 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
952 * config/rs6000/rs6000.c (expand_block_compare): New function used by
953 cmpmemsi pattern to do builtin expansion of memcmp ().
954 (compute_current_alignment): Add helper function for
955 expand_block_compare used to compute alignment as the compare proceeds.
956 (select_block_compare_mode): Used by expand_block_compare to select
957 the mode used for reading the next chunk of bytes in the compare.
958 (do_load_for_compare): Used by expand_block_compare to emit the load
959 insns for the compare.
960 (rs6000_emit_dot_insn): Moved this function to avoid a forward
961 reference from expand_block_compare ().
962 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
963 prototype for this function.
964 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
965 target option for controlling how much code inline expansion of
966 memcmp() will be allowed to generate.
968 2016-09-23 Jakub Jelinek <jakub@redhat.com>
970 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
971 hook_bool_mode_false, hook_bool_mode_true,
972 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
973 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
974 hook_bool_const_rtx_insn_const_rtx_insn_true,
975 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
976 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
977 hook_bool_const_tree_hwi_hwi_const_tree_false,
978 hook_bool_const_tree_hwi_hwi_const_tree_true,
979 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
980 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
981 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
982 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
983 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
984 hook_bool_const_tree_true, hook_bool_tree_tree_false,
985 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
986 hook_bool_rtx_insn_true, hook_bool_rtx_false,
987 hook_bool_uintp_uintp_false,
988 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
989 hook_rtx_tree_int_null, hook_uint_mode_0,
990 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
991 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
992 hook_constcharptr_const_rtx_insn_null,
993 hook_constcharptr_const_tree_const_tree_null,
994 hook_constcharptr_int_const_tree_null,
995 hook_constcharptr_int_const_tree_const_tree_null,
996 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
997 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
998 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
1000 * vec.h (vNULL): Extend comment to say = vNULL initialization
1001 isn't needed for static vars.
1003 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
1004 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
1005 = vNULL initialization of file scope vec.
1006 * passes.c (pass_tab, enabled_pass_uid_range_tab,
1007 disabled_pass_uid_range_tab): Likewise.
1008 * haifa-sched.c (sched_luids, h_i_d): Likewise.
1009 * tree-chkp-opt.c (check_infos): Likewise.
1010 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
1012 * vec.h (vnull::operator vec): Add constexpr keyword for
1015 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
1017 PR tree-optimization/77654
1018 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
1019 to duplicate_ssa_name_ptr_info.
1021 2016-09-23 David Malcolm <dmalcolm@redhat.com>
1023 PR preprocessor/77672
1024 * input.c (selftest::test_lexer_string_locations_simple): Update
1025 test to expect location information of the terminator character
1026 at the location of the final closing quote.
1027 (selftest::test_lexer_string_locations_hex): Likewise.
1028 (selftest::test_lexer_string_locations_oct): Likewise.
1029 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
1030 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
1031 (selftest::test_lexer_string_locations_ucn4): Likewise.
1032 (selftest::test_lexer_string_locations_ucn8): Likewise.
1033 (selftest::test_lexer_string_locations_u8): Likewise.
1034 (selftest::test_lexer_string_locations_utf8_source): Likewise.
1035 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
1036 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
1037 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
1038 (selftest::test_lexer_string_locations_macro): Likewise.
1039 (selftest::test_lexer_string_locations_long_line): Likewise.
1041 2016-09-23 Richard Biener <rguenther@suse.de>
1043 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
1044 virtual definition to virtual use if the call devirtualizes
1045 to a const or pure function.
1046 (visit_use): Also visit calls we can devirtualize to a
1047 const or pure function.
1049 2016-09-23 Richard Biener <rguenther@suse.de>
1051 PR tree-optimization/77697
1052 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
1053 signal error if we have sth ternary or unhandled.
1055 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1057 * config/arm/arm_neon.h (vabd_f16): New.
1091 (vcvt_f16_s16): New.
1092 (vcvt_f16_u16): New.
1093 (vcvt_s16_f16): New.
1094 (vcvt_u16_f16): New.
1095 (vcvtq_f16_s16): New.
1096 (vcvtq_f16_u16): New.
1097 (vcvtq_s16_f16): New.
1098 (vcvtq_u16_f16): New.
1099 (vcvta_s16_f16): New.
1100 (vcvta_u16_f16): New.
1101 (vcvtaq_s16_f16): New.
1102 (vcvtaq_u16_f16): New.
1103 (vcvtm_s16_f16): New.
1104 (vcvtm_u16_f16): New.
1105 (vcvtmq_s16_f16): New.
1106 (vcvtmq_u16_f16): New.
1107 (vcvtn_s16_f16): New.
1108 (vcvtn_u16_f16): New.
1109 (vcvtnq_s16_f16): New.
1110 (vcvtnq_u16_f16): New.
1111 (vcvtp_s16_f16): New.
1112 (vcvtp_u16_f16): New.
1113 (vcvtpq_s16_f16): New.
1114 (vcvtpq_u16_f16): New.
1115 (vcvt_n_f16_s16): New.
1116 (vcvt_n_f16_u16): New.
1117 (vcvtq_n_f16_s16): New.
1118 (vcvtq_n_f16_u16): New.
1119 (vcvt_n_s16_f16): New.
1120 (vcvt_n_u16_f16): New.
1121 (vcvtq_n_s16_f16): New.
1122 (vcvtq_n_u16_f16): New.
1136 (vmul_lane_f16): New.
1139 (vmulq_lane_f16): New.
1161 (vrsqrteq_f16): New.
1165 (vrsqrtsq_f16): New.
1169 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1171 * config.gcc (extra_headers): Add arm_fp16.h
1172 * config/arm/arm_fp16.h: New.
1173 * config/arm/arm_neon.h: Include "arm_fp16.h".
1175 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1177 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
1179 (vmulf): New (v8hf, v4hf variants).
1180 (vfma): New (v8hf, v4hf variants).
1181 (vfms): New (v8hf, v4hf variants).
1182 (vsub): New (v8hf, v4hf variants).
1183 (vcage): New (v8hf, v4hf variants).
1184 (vcagt): New (v8hf, v4hf variants).
1185 (vcale): New (v8hf, v4hf variants).
1186 (vcalt): New (v8hf, v4hf variants).
1187 (vceq): New (v8hf, v4hf variants).
1188 (vcgt): New (v8hf, v4hf variants).
1189 (vcge): New (v8hf, v4hf variants).
1190 (vcle): New (v8hf, v4hf variants).
1191 (vclt): New (v8hf, v4hf variants).
1192 (vceqz): New (v8hf, v4hf variants).
1193 (vcgez): New (v8hf, v4hf variants).
1194 (vcgtz): New (v8hf, v4hf variants).
1195 (vcltz): New (v8hf, v4hf variants).
1196 (vclez): New (v8hf, v4hf variants).
1197 (vabd): New (v8hf, v4hf variants).
1198 (vmaxf): New (v8hf, v4hf variants).
1199 (vmaxnm): New (v8hf, v4hf variants).
1200 (vminf): New (v8hf, v4hf variants).
1201 (vminnm): New (v8hf, v4hf variants).
1202 (vpmaxf): New (v4hf variant).
1203 (vpminf): New (v4hf variant).
1204 (vpadd): New (v4hf variant).
1205 (vrecps): New (v8hf, v4hf variants).
1206 (vrsqrts): New (v8hf, v4hf variants).
1207 (vabs): New (v8hf, v4hf variants).
1208 (vneg): New (v8hf, v4hf variants).
1209 (vrecpe): New (v8hf, v4hf variants).
1210 (vrnd): New (v8hf, v4hf variants).
1211 (vrnda): New (v8hf, v4hf variants).
1212 (vrndm): New (v8hf, v4hf variants).
1213 (vrndn): New (v8hf, v4hf variants).
1214 (vrndp): New (v8hf, v4hf variants).
1215 (vrndx): New (v8hf, v4hf variants).
1216 (vrsqrte): New (v8hf, v4hf variants).
1217 (vmul_lane): Add v4hf and v8hf variants.
1218 (vmul_n): Add v4hf and v8hf variants.
1219 (vext): New (v8hf, v4hf variants).
1220 (vcvts): New (v8hi, v4hi variants).
1221 (vcvts): New (v8hf, v4hf variants).
1222 (vcvtu): New (v8hi, v4hi variants).
1223 (vcvtu): New (v8hf, v4hf variants).
1224 (vcvts_n): New (v8hf, v4hf variants).
1225 (vcvtu_n): New (v8hi, v4hi variants).
1226 (vcvts_n): New (v8hi, v4hi variants).
1227 (vcvtu_n): New (v8hf, v4hf variants).
1228 (vbsl): New (v8hf, v4hf variants).
1229 (vcvtas): New (v8hf, v4hf variants).
1230 (vcvtau): New (v8hf, v4hf variants).
1231 (vcvtms): New (v8hf, v4hf variants).
1232 (vcvtmu): New (v8hf, v4hf variants).
1233 (vcvtns): New (v8hf, v4hf variants).
1234 (vcvtnu): New (v8hf, v4hf variants).
1235 (vcvtps): New (v8hf, v4hf variants).
1236 (vcvtpu): New (v8hf, v4hf variants).
1238 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1240 * config/arm/arm-builtins.c (hf_UP): New.
1242 (vfp_builtin_data): New. Update comment.
1243 (enum arm_builtins): Include "arm_vfp_builtins.def".
1244 (ARM_BUILTIN_VFP_PATTERN_START): New.
1245 (arm_init_vfp_builtins): New.
1246 (arm_init_builtins): Add arm_init_vfp_builtins.
1247 (arm_expand_vfp_builtin): New.
1248 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
1250 * config/arm/arm_vfp_builtins.def: New file.
1251 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
1252 (arm-builtins.o): Likewise.
1254 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
1257 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
1258 from constant while creating value range.
1260 2016-09-23 Renlin Li <renlin.li@arm.com>
1262 * ira.c (ira): Move ira_use_lra_p initialization code to ...
1263 (ira_init_once): Here.
1265 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
1266 Jakub Jelinek <jakub@redhat.com>
1268 * hooks.h (hook_uint_uintp_false): Rename to...
1269 (hook_bool_uint_uintp_false): ... this.
1270 * hooks.c (hook_uint_uintp_false): Rename to...
1271 (hook_bool_uint_uintp_false): ... this.
1272 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
1273 instead of hook_uint_uintp_false.
1275 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1277 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
1278 (arm_init_builtins): Move body of a loop to the standalone
1279 function arm_init_neon_builtin.
1280 (arm_expand_neon_builtin_1): New. Update comment. Function body
1281 moved from arm_neon_builtin with some white-space fixes.
1282 (arm_expand_neon_builtin): Move code into the standalone function
1283 arm_expand_neon_builtin_1.
1285 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1287 * config/arm/iterators.md (VCVTHI): New.
1288 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
1292 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
1293 (V_HALF): Add V4HF. Fix white-space.
1294 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
1295 (V_s_elem): Likewise.
1296 (V_sz_elem): Fix white-space.
1297 (V_elem_ch): Likewise.
1299 (scalar_mul_constraint): Add V8HF and V4HF.
1300 (Is_float_mode): Fix white-space.
1301 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
1302 (q): Add HF. Fix white-space.
1305 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
1306 (neon_vfm_lane_as): New.
1307 * config/arm/neon.md (add<mode>3_fp16): New.
1308 (sub<mode>3_fp16): New.
1309 (mul<mode>3add<mode>_neon): New.
1310 (fma<VH:mode>4_intrinsic): New.
1311 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
1312 (fmsub<VH:mode>4_intrinsic): New.
1313 (<absneg_str><mode>2): New.
1314 (neon_v<absneg_str><mode>): New.
1315 (neon_v<fp16_rnd_str><mode>): New.
1316 (neon_vrsqrte<mode>): New.
1317 (neon_vpaddv4hf): New.
1318 (neon_vadd<mode>): New.
1319 (neon_vsub<mode>): New.
1320 (neon_vmulf<mode>): New.
1321 (neon_vfma<VH:mode>): New.
1322 (neon_vfms<VH:mode>): New.
1323 (neon_vc<cmp_op><mode>): New.
1324 (neon_vc<cmp_op><mode>_fp16insn): New
1325 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
1326 (neon_vca<cmp_op><mode>): New.
1327 (neon_vca<cmp_op><mode>_fp16insn): New.
1328 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
1329 (neon_vc<cmp_op>z<mode>): New.
1330 (neon_vabd<mode>): New.
1331 (neon_v<maxmin>f<mode>): New.
1332 (neon_vp<maxmin>fv4hf: New.
1333 (neon_<fmaxmin_op><mode>): New.
1334 (neon_vrecps<mode>): New.
1335 (neon_vrsqrts<mode>): New.
1336 (neon_vrecpe<mode>): New (VH variant).
1337 (neon_vdup_lane<mode>_internal): New.
1338 (neon_vdup_lane<mode>): New.
1339 (neon_vcvt<sup><mode>): New (VCVTHI variant).
1340 (neon_vcvt<sup><mode>): New (VH variant).
1341 (neon_vcvt<sup>_n<mode>): New (VH variant).
1342 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
1343 (neon_vcvt<vcvth_op><sup><mode>): New.
1344 (neon_vmul_lane<mode>): New.
1345 (neon_vmul_n<mode>): New.
1346 * config/arm/unspecs.md (UNSPEC_VCALE): New
1347 (UNSPEC_VCALT): New.
1348 (UNSPEC_VFMA_LANE): New.
1349 (UNSPECS_VFMS_LANE): New.
1351 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1353 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
1354 ("*extzv<mode><clobbercc_or_nocc>"):
1355 Correct a typo in a comment.
1357 ("*insv<mode>_zEC12", "*insv<mode>_z10")
1358 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
1359 ("*insv<mode>_zEC12_appendbitsleft")
1360 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
1361 ("*insv<mode>_z10_appendbitsleft"): Ditto.
1362 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
1363 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
1364 Provide pattern with operands switched.
1365 ("*pre_z10_extv<mode>"):
1366 Use new subst patterns.
1367 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
1368 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
1369 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
1370 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
1371 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
1372 ("*<risbg_n>_sidi_ior_and_lshiftrt")
1373 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
1375 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
1376 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
1377 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
1379 ("SINT"): New mode_iterator with SI, HI, QI.
1380 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
1381 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
1384 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1386 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
1387 new interface of s390_contiguous_bitmask_p.
1388 ("contiguous_bitmask_nowrap_operand"): New predicate.
1389 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
1390 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
1391 of s390_contiguous_bitmask_p.
1392 ("NxxDw"): Rename NxxDq constraint to NxxDw.
1393 ("NxxSw"): New constraint.
1394 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
1395 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
1397 (s390_contiguous_bitmask_nowrap_p): Export.
1398 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
1399 former s390_contiguous_bitmask_p.
1400 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
1401 detect contiguous bit ranges with wraparound. Change signature to
1402 return START and END position instead of POS and LENGTH.
1403 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
1404 ranges with wraparound.
1405 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
1406 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
1407 Adapt to new signature of s390_contiguous_bitmask_p.
1409 2016-09-23 Bin Cheng <bin.cheng@arm.com>
1411 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
1412 (create_intersect_range_checks): New.
1413 (vect_create_cond_for_alias_checks): Call above function.
1415 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1417 * config/arm/iterators.md (Code iterators): Fix some white-space
1421 (FCVT): Moved from vfp.md.
1422 (VCVT_HF_US_N): New.
1423 (VCVT_SI_US_N): New.
1428 (FCVTI32typename): Moved from vfp.md.
1429 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
1430 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
1431 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
1432 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
1433 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
1435 (fp16_rnd_str): New.
1436 (fp16_rnd_insn): New.
1437 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
1438 (UNSPEC_VCVT_HF_U_N): New.
1439 (UNSPEC_VCVT_SI_S_N): New.
1440 (UNSPEC_VCVT_SI_U_N): New.
1441 (UNSPEC_VCVTH_S): New.
1442 (UNSPEC_VCVTH_U): New.
1443 (UNSPEC_VCVTA_S): New.
1444 (UNSPEC_VCVTA_U): New.
1445 (UNSPEC_VCVTM_S): New.
1446 (UNSPEC_VCVTM_U): New.
1447 (UNSPEC_VCVTN_S): New.
1448 (UNSPEC_VCVTN_U): New.
1449 (UNSPEC_VCVTP_S): New.
1450 (UNSPEC_VCVTP_U): New.
1451 (UNSPEC_VCVTP_S): New.
1452 (UNSPEC_VCVTP_U): New.
1454 (UNSPEC_VRNDA): New.
1455 (UNSPEC_VRNDI): New.
1456 (UNSPEC_VRNDM): New.
1457 (UNSPEC_VRNDN): New.
1458 (UNSPEC_VRNDP): New.
1459 (UNSPEC_VRNDX): New.
1460 * config/arm/vfp.md (<absneg_str>hf2): New.
1462 (neon_v<fp16_rnd_str>hf): New.
1463 (neon_vrndihf): New.
1468 (*mulsf3neghf_vfp): New.
1469 (*negmulhf3_vfp): New.
1470 (*mulsf3addhf_vfp): New.
1471 (*mulhf3subhf_vfp): New.
1472 (*mulhf3neghfaddhf_vfp): New.
1473 (*mulhf3neghfsubhf_vfp): New.
1476 (fmsubhf4_fp16): New.
1480 (neon_vsqrthf): New.
1481 (neon_vrsqrtshf): New.
1482 (FCVT): Move to iterators.md.
1483 (FCVTI32typename): Likewise.
1484 (neon_vcvth<sup>hf): New.
1485 (neon_vcvth<sup>si): New.
1486 (neon_vcvth<sup>_nhf_unspec): New.
1487 (neon_vcvth<sup>_nhf): New.
1488 (neon_vcvth<sup>_nsi_unspec): New.
1489 (neon_vcvth<sup>_nsi): New.
1490 (neon_vcvt<vcvth_op>h<sup>si): New.
1491 (neon_<fmaxmin_op>hf): New.
1493 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1495 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
1496 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
1497 ("*insv<mode>_zEC12_appendbitsleft")
1498 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
1499 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
1501 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1503 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
1504 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
1505 construct values without normalization.
1506 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
1507 static local lhs_ops to vNULL.
1509 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1510 Jiong Wang <jiong.wang@arm.com>
1512 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
1513 available when FP16 instructions are available.
1514 (output_move_vfp): Add support for 16-bit data moves.
1515 (arm_validize_comparison): Fix some white-space. Support HFmode
1516 by conversion to SFmode.
1517 * config/arm/arm.md (truncdfhf2): Fix a comment.
1518 (extendhfdf2): Likewise.
1520 (movsicc): Fix some white-space.
1522 (movsfcc): Fix some white-space.
1524 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
1525 instructions are available.
1526 (*thumb2_movhi_vfp): Likewise.
1527 (*arm_movhi_fp16): New.
1528 (*thumb2_movhi_fp16): New.
1529 (*movhf_vfp_fp16): New.
1530 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
1531 (*movhf_vfp): Likewise.
1532 (extendhfsf2): Enable when VFP FP16 instructions are available.
1533 (truncsfhf2): Enable when VFP FP16 instructions are available.
1535 2016-09-23 Martin Liska <mliska@suse.cz>
1537 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
1539 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1541 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
1543 (arm_evpc_neon_vtrn): Likewise.
1544 (arm_evpc_neon_vrev): Likewise.
1545 (arm_evpc_neon_vext): Likewise.
1546 * config/arm/arm_neon.h (vbsl_f16): New.
1550 (vdup_lane_f16): New.
1551 (vdupq_lane_f16): New.
1564 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
1565 (vdup_lane): New (v8hf, v4hf variants).
1566 (vext): New (v8hf, v4hf variants).
1567 (vbsl): New (v8hf, v4hf variants).
1568 * config/arm/iterators.md (VDQWH): New.
1570 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
1571 (Scalar_mul_8_16): Fix white-space.
1572 (Is_d_reg): Add V4HF and V8HF.
1573 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
1574 (neon_vdup_lane<mode>): New.
1575 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
1576 (*neon_vtrn<mode>_insn): Likewise.
1577 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
1578 (*neon_vzip<mode>_insn): Likewise
1579 (neon_vuzp<mode>_internal): Likewise.
1580 (*neon_vuzp<mode>_insn): Likewise
1581 * config/arm/vec-common.md (vec_perm_const<mode>): New.
1583 2016-09-23 Jiong Wang <jiong.wang@arm.com>
1584 Matthew Wahab <matthew.wahab@arm.com>
1586 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
1587 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
1588 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
1589 available. Also fix some white-space.
1590 * config/arm/vfp.md (*arm_movhi_vfp): New.
1591 (*thumb2_movhi_vfp): New.
1593 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1595 * config/arm/arm-c.c (arm_cpu_builtins): Define
1596 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
1597 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
1599 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1601 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
1602 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
1603 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
1604 arm_v8_2a_fp16_neon_hw.
1605 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
1608 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1610 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
1611 arm_fp16_alternative_ok and arm_fp16_none_ok.
1613 2016-09-23 Martin Liska <mliska@suse.cz>
1615 * ipa-icf.c (sem_variable::merge): Replace adress with address.
1617 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1619 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
1621 ("armv8.2-a+fp16"): New.
1622 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
1623 (FL2_FP16INST): New.
1624 (FL2_FOR_ARCH8_2A): New.
1625 * config/arm/arm-tables.opt: Regenerate.
1626 * config/arm/arm.c (arm_arch8_2): New.
1627 (arm_fp16_inst): New.
1628 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
1629 for incompatible fp16-format settings.
1630 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
1631 (TARGET_NEON_FP16INST): New.
1632 (arm_arch8_2): Declare.
1633 (arm_fp16_inst): Declare.
1634 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
1635 march=armv8.2-a and march=armv8.2-a+fp16.
1636 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
1638 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
1639 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
1641 2016-09-23 Martin Liska <mliska@suse.cz>
1643 * doc/extend.texi: Remove fused-madd from i386 target options.
1645 2016-09-23 Martin Liska <mliska@suse.cz>
1647 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
1650 2016-09-23 Martin Liska <mliska@suse.cz>
1652 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
1655 2016-09-23 Martin Liska <mliska@suse.cz>
1658 * config/i386/i386.c (ix86_option_override_internal): Change
1659 signature and return false when there's an error related to
1661 (release_options_strings): New function.
1662 (ix86_valid_target_attribute_tree): Call the function.
1664 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1666 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
1667 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
1668 (gen_hsa_ctor_assignment): Likewise.
1669 * print-tree.c (print_node): Likewise.
1670 * tree-dump.c (dequeue_and_dump): Likewise.
1671 * tree-sra.c (sra_modify_constructor_assign): Likewise.
1672 * expr.c (store_constructor): Likewise.
1673 * fold-const.c (operand_equal_p): Likewise.
1674 * tree-pretty-print.c (dump_generic_node): Likewise.
1675 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
1676 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
1678 2016-09-23 Richard Biener <rguenther@suse.de>
1680 * hooks.h (hook_uint_uintp_false): Declare.
1682 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1684 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
1685 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
1687 2016-09-22 Martin Sebor <msebor@redhat.com>
1690 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
1691 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
1692 (target_int_min): Correct computation.
1693 (format_integer): Use long long as the argument for the ll length
1695 (format_floating): Use target_int_max().
1696 (get_string_length): Same.
1697 (format_string): Avoid setting the bounded flag for strings
1699 (try_substitute_return_value): Avoid setting range info when
1700 the result isn't bounded.
1701 * varasm.c (assemble_name): Increase buffer size.
1703 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
1704 Terry Guo <terry.guo@arm.com>
1706 * target.def (elf_flags_numeric): New target hook.
1707 * targhooks.h (default_asm_elf_flags_numeric): New.
1708 * varasm.c (default_asm_elf_flags_numeric): New.
1709 (default_elf_asm_named_section): Use new target hook.
1710 * config/arm/arm.opt (mpure-code): New.
1711 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
1712 * config/arm/arm.c (arm_asm_init_sections): Add section
1713 attribute to default text section if -mpure-code.
1714 (arm_option_check_internal): Diagnose use of option with
1715 non supported targets and/or options.
1716 (arm_asm_elf_flags_numeric): New.
1717 (arm_function_section): New.
1718 (arm_elf_section_type_flags): New.
1719 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
1721 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
1722 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
1724 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
1726 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
1728 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1730 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
1731 * rtl.h: Adjust prototype.
1733 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1735 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
1736 (prev_active_insn): Likewise.
1737 (active_insn_p): Likewise.
1738 * rtl.h: Adjust prototypes.
1739 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
1740 * config/arc/arc.md: Likewise.
1741 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
1742 (branch_needs_nop_p): Likewise.
1743 (use_skip_p): Likewise.
1744 * config/sh/sh.c (gen_block_redirect): Likewise.
1745 (split_branches): Likewise.
1746 * reorg.c (optimize_skip): Likewise.
1747 (fill_simple_delay_slots): Likewise.
1748 (fill_slots_from_thread): Likewise.
1749 (relax_delay_slots): Likewise.
1750 * resource.c (mark_target_live_regs): Likewise.
1752 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1754 * config/cris/cris.c (cris_asm_output_case_end): Change argument
1756 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
1757 (prev_nonnote_nondebug_insn): Likewise.
1758 * config/cris/cris-protos.h: Adjust prototype.
1760 * jump.c (rtx_renumbered_equal_p): Adjust.
1762 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1764 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
1765 * rtl.h: Adjust prototype.
1766 * config/sh/sh.md: Adjust.
1767 * dwarf2out.c (add_var_loc_to_decl): Likewise.
1769 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1771 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
1772 (prev_nondebug_insn): Likewise.
1773 * loop-doloop.c (doloop_condition_get): Likewise.
1774 * rtl.h: Adjust prototype.
1775 * cfgloop.h: Likewise.
1777 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1779 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
1780 (prev_nonnote_insn): Likewise.
1781 * jump.c (reversed_comparison_code_parts): Likewise.
1782 (reversed_comparison): Likewise.
1783 * rtl.h: Adjust prototypes.
1784 * config/arc/arc.md: Adjust.
1785 * cse.c (find_comparison_args): Likewise.
1786 * reorg.c (redundant_insn): Change return type to rtx_insn *.
1787 (fix_reg_dead_note): Change argument type to rtx_insn *.
1788 (delete_prior_computation): Likewise.
1789 (delete_computation): Likewise.
1790 (fill_slots_from_thread): Adjust.
1791 (relax_delay_slots): Likewise.
1792 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1793 (simplify_relational_operation_1): Likewise.
1794 (simplify_ternary_operation): Likewise.
1796 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1798 * config/arc/arc-protos.h (arc_label_align): Change type of
1799 variables from rtx to rtx_insn *.
1800 * config/arc/arc.c (arc_label_align): Likewise.
1801 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
1802 * config/bfin/bfin.c (workaround_speculation): Likewise.
1803 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
1804 (find_last_same_clock): Likewise.
1805 (reorg_split_calls): Likewise.
1806 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
1807 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
1808 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
1809 (same_cmp_following_p): Likewise.
1810 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
1811 (same_cmp_following_p): Likwise.
1812 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
1813 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
1814 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
1815 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
1816 (rl78_alloc_physical_registers_cmp): Likewise.
1817 (rl78_alloc_physical_registers_umul): Likewise.
1818 (rl78_calculate_death_notes): Likewise.
1819 * config/s390/s390-protos.h (s390_label_align): Likewise.
1820 * config/s390/s390.c (s390_label_align): Likewise.
1821 * config/sh/sh.c (barrier_align): Likewise.
1822 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
1823 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
1824 (emit_cbcond_nop): Likewise.
1826 2016-09-22 Martin Liska <mliska@suse.cz>
1829 * ipa-icf.c (sem_variable::merge): Yield merge operation if
1830 alias address matters, not necessarily address of original.
1832 2016-09-22 Richard Biener <rguenther@suse.de>
1835 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
1838 2016-09-22 Richard Biener <rguenther@suse.de>
1841 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
1842 from constant folding results.
1843 (gimple_resimplify2): Likewise.
1844 (gimple_resimplify3): Likewise.
1846 2016-09-22 Richard Biener <rguenther@suse.de>
1849 * expr.c (expand_expr_real_1): Guard array access against negative
1852 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1854 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
1856 (format_floating): Likewise.
1858 2016-09-22 Jakub Jelinek <jakub@redhat.com>
1861 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
1862 for all IFN_GOMP_SIMD_* internal fns, not just for
1863 IFN_GOMP_SIMD_ORDERED_*.
1865 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1868 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
1869 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
1870 instructions when you want to invert the test.
1871 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
1872 correct order for XXSEL.
1873 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
1874 for using XSCMP{EQ,GT,GE}DP.
1876 2016-09-21 David Malcolm <dmalcolm@redhat.com>
1878 * genconstants.c (main): Introduce noop_reader and convert call
1879 to read_md_files to a method call.
1880 * genenums.c (main): Likewise.
1881 * genmddeps.c (main): Likewise.
1882 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
1883 rtx_reader_ptr->get_top_level_filename ().
1884 (write_tm_preds_h): Likewise.
1885 (write_insn_preds_c): Likewise.
1886 * gensupport.c (class gen_reader): New subclass of rtx_reader.
1887 (rtx_handle_directive): Convert to...
1888 (gen_reader::handle_unknown_directive): ...this.
1889 (init_rtx_reader_args_cb): Convert return type from bool to
1890 rtx_reader *. Create a gen_reader instance, using it for the
1891 call to read_md_files. Return it if no errors occur.
1892 (init_rtx_reader_args): Convert return type from bool to
1894 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1895 (init_rtx_reader_args_cb): Likewise.
1896 * read-md.c (struct file_name_list): Move to class rtx_reader.
1897 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
1898 (read_md_filename): Delete in favor of
1899 rtx_reader::m_read_md_filename.
1900 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
1901 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
1902 (base_dir): Delete in favor of rtx_reader::m_base_dir.
1903 (first_dir_md_include): Delete in favor of
1904 rtx_reader::m_first_dir_md_include.
1905 (last_dir_md_include_ptr): Delete in favor of
1906 rtx_reader::m_last_dir_md_include_ptr.
1907 (max_include_len): Delete.
1908 (rtx_reader_ptr): New.
1909 (fatal_with_file_and_line): Use get_filename and get_lineno
1910 accessors of rtx_reader_ptr.
1911 (require_char_ws): Likewise.
1912 (rtx_reader::read_char): New method, based on ::read_char.
1913 (rtx_reader::unread_char): New method, based on ::unread_char.
1914 (read_escape): Use get_filename and get_lineno accessors of
1916 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
1917 (read_string): Use get_filename and get_lineno accessors of
1919 (rtx_reader::rtx_reader): New ctor.
1920 (rtx_reader::~rtx_reader): New dtor.
1921 (handle_include): Convert from a function to...
1922 (rtx_reader::handle_include): ...this method, converting
1923 handle_directive from a callback to a virtual function.
1924 (handle_file): Likewise, converting to...
1925 (rtx_reader::handle_file): ...this method.
1926 (handle_toplevel_file): Likewise, converting to...
1927 (rtx_reader::handle_toplevel_file): ...this method.
1928 (rtx_reader::get_current_location): New method.
1929 (parse_include): Convert from a function to...
1930 (rtx_reader::add_include_path): ...this method, dropping redundant
1931 update to unused max_include_len.
1932 (read_md_files): Convert from a function to...
1933 (rtx_reader::read_md_files): ...this method, converting
1934 handle_directive from a callback to a virtual function.
1935 (noop_reader::handle_unknown_directive): New method.
1936 * read-md.h (directive_handler_t): Delete this typedef.
1938 (read_md_file): Delete.
1939 (read_md_lineno): Delete.
1940 (read_md_filename): Delete.
1941 (class rtx_reader): New class.
1942 (rtx_reader_ptr): New decl.
1943 (class noop_reader): New subclass of rtx_reader.
1944 (read_char): Reimplement in terms of rtx_reader::read_char.
1945 (unread_char): Reimplement in terms of rtx_reader::unread_char.
1946 (read_md_files): Delete.
1947 * read-rtl.c (read_rtx_code): Update for deletion of globals
1948 read_md_filename and read_md_lineno.
1950 2016-09-21 Jason Merrill <jason@redhat.com>
1952 * input.h (from_macro_definition_at): New.
1954 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
1956 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
1958 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1960 PR tree-optimization/77550
1961 * tree-vect-stmts.c (create_array_ref): Change parameters.
1962 (get_group_alias_ptr_type): New function.
1963 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
1965 2016-09-21 Marek Polacek <polacek@redhat.com>
1967 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
1968 Add falls through comment.
1970 2016-09-21 Richard Biener <rguenther@suse.de>
1972 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
1973 (replace_child): Likewise.
1974 (remove_child_TAG): Adjust.
1975 (move_marked_base_types): Likewise.
1976 (prune_unused_types_prune): Clear die_sib of removed children.
1978 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
1981 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
1982 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
1984 2016-09-21 Richard Biener <rguenther@suse.de>
1986 PR tree-optimization/77648
1987 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
1989 (make_transitive_closure_constraints): Adjust comment.
1990 (make_any_offset_constraints): New function.
1991 (handle_rhs_call): Make sure to first expand a pointer to all
1992 subfields before transitively closing it.
1993 (handle_const_call): Likewise. Properly expand returned
1995 (handle_pure_call): Likewise.
1997 2016-09-21 Richard Biener <rguenther@suse.de>
1998 Jakub Jelinek <jakub@redhat.com>
2000 PR tree-optimization/77621
2001 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
2002 group at non-vectorizable stmts.
2004 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2006 PR tree-optimization/72835
2007 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
2008 (make_new_ssa_for_all_defs): Likewise.
2009 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
2011 2016-09-20 Martin Sebor <msebor@redhat.com>
2014 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
2015 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
2016 * config/linux.c (gnu_libc_printf_pointer_format): New function.
2017 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
2018 * config/sol2.c (solaris_printf_pointer_format): New function.
2019 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
2021 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
2022 * doc/tm.texi: Regenerate.
2023 * gimple-fold.h (get_range_strlen): New function.
2024 (get_maxval_strlen): Declare existing function.
2025 * gimple-fold.c (get_range_strlen): Add arguments and compute both
2026 maximum and minimum.
2027 (get_range_strlen): Define overload.
2028 (get_maxval_strlen): Adjust.
2029 * gimple-ssa-sprintf.c: New file and pass.
2030 * passes.def (pass_sprintf_length): Add new pass.
2031 * targhooks.h (default_printf_pointer_format): Declare new function.
2032 (gnu_libc_printf_pointer_format): Same.
2033 (solaris_libc_printf_pointer_format): Same.
2034 * targhooks.c (default_printf_pointer_format): Define new function.
2035 * tree-pass.h (make_pass_sprintf_length): Declare new function.
2036 * print-tree.c: Increase buffer size.
2038 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2040 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
2042 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2044 * common.opt: New option -fipa-vrp.
2045 * ipa-cp.c (ipa_get_vr_lat): New.
2046 (ipcp_vr_lattice::print): Likewise.
2047 (print_all_lattices): Call ipcp_vr_lattice::print.
2048 (ipcp_vr_lattice::meet_with): New.
2049 (ipcp_vr_lattice::meet_with_1): Likewise.
2050 (ipcp_vr_lattice::top_p): Likewise.
2051 (ipcp_vr_lattice::bottom_p): Likewsie.
2052 (ipcp_vr_lattice::set_to_bottom): Likewise.
2053 (set_all_contains_variable): Call VR set_to_bottom.
2054 (initialize_node_lattices): Init VR lattices.
2055 (propagate_vr_accross_jump_function): New.
2056 (propagate_constants_accross_call): Call
2057 propagate_vr_accross_jump_function.
2058 (ipcp_store_vr_results): New.
2059 (ipcp_driver): Handle VR.
2060 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
2061 (ipa_set_jf_unknown): Likewise.
2062 (ipa_compute_jump_functions_for_edge): Likewise.
2063 (ipa_node_params_t::duplicate): Likewise.
2064 (ipa_write_jump_function): Likewise.
2065 (ipa_read_jump_function): Likewise.
2066 (write_ipcp_transformation_info): Likewise.
2067 (read_ipcp_transformation_info): Likewise.
2068 (ipcp_update_vr): New.
2069 (ipcp_transform_function): Handle VR.
2070 * ipa-prop.h (struct ipa_vr): New.
2071 * cgraph.c: Include tree-vrp.h.
2072 * cgraphunit.c: Likewise.
2073 * ipa-utils.c: Likewise.
2076 * toplev.c: Likewise.
2077 * ipa-devirt.c: Likewise.
2078 * ipa-inline-transform.c: Likewise.
2079 * ipa-inline.c: Likewise.
2080 * ipa-profile.c: Likewise.
2082 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2084 * doc/invoke.texi: Document -fdump-tree-evrp.
2085 * passes.def: Define new pass_early_vrp.
2086 * timevar.def: Define new TV_TREE_EARLY_VRP.
2087 * tree-pass.h (make_pass_early_vrp): New.
2088 * tree-ssa-propagate.c: Make replace_uses_in non static.
2089 * tree-ssa-propagate.h: Export replace_uses_in.
2090 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
2091 (extract_range_from_assert): Factor out
2092 extract_range_for_var_from_comparison_expr.
2093 (vrp_initialize_lattice): New.
2094 (vrp_initialize): Factor out vrp_initialize_lattice.
2095 (vrp_valueize): Fix it to reject complex value ranges.
2096 (vrp_free_lattice): New.
2097 (evrp_dom_walker::before_dom_children): Likewise.
2098 (evrp_dom_walker::after_dom_children): Likewise.
2099 (evrp_dom_walker::push_value_range): Likewise.
2100 (evrp_dom_walker::pop_value_range): Likewise.
2101 (execute_early_vrp): Likewise.
2102 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
2103 (make_pass_early_vrp): New.
2105 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2107 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
2108 instead of exact_log2.
2110 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2113 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
2114 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
2115 (ix86_add_stmt_cost): Penalize DFmode vector operations
2116 for !TARGET_VECTORIZE_DOUBLE.
2118 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
2120 * doc/invoke.texi (Warning Options): Simplify language.
2121 (Optimize Options): Complete sentence.
2123 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
2125 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
2128 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2131 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
2132 inits on power8 and above, use the VMRGEW instruction instead of a
2135 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
2136 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
2139 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2141 * config/aarch64/arm_neon.h
2142 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
2143 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
2144 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
2146 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2148 * config/var/vax.h (ELIMINABLE_REGS): Define.
2149 (INITIAL_ELIMINATION_OFFSET): Define.
2151 2016-09-20 Jakub Jelinek <jakub@redhat.com>
2154 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
2155 cast to void * if the cast is from some other pointer type.
2157 2016-09-20 Richard Biener <rguenther@suse.de>
2159 PR tree-optimization/77646
2160 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
2163 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2165 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
2166 attributes to all inlined functions and make them extern.
2168 2016-09-20 Richard Biener <rguenther@suse.de>
2170 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
2172 * debug.c (do_nothing_debug_hooks): Adjust.
2173 * dbxout.c (dbx_debug_hooks): Likewise.
2174 * sdbout.c (sdb_debug_hooks): Likewise.
2175 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
2176 (dwarf2out_finish): Move producer, filename and
2178 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
2179 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
2181 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
2184 * doc/invoke.texi: Document -Wint-in-bool-context.
2187 * dwarf2out.c (output_loc_operands): Fix an assertion.
2189 2016-09-19 Joseph Myers <joseph@codesourcery.com>
2191 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
2192 (CR_DECIMAL_DIG): New macro.
2194 2016-09-19 Joseph Myers <joseph@codesourcery.com>
2196 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
2199 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
2201 PR rtl-optimization/77416
2202 * lra-remat.c (operand_to_remat): Process hard coded insn
2205 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2207 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
2208 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
2210 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
2212 * target.def (lra_p): Wordsmithing.
2213 * doc/tm.texi: Regenerate.
2215 2016-09-19 Jakub Jelinek <jakub@redhat.com>
2216 Jan Hubicka <jh@suse.cz>
2219 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
2220 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
2221 Call ultimate_alias_target just once, not up to 4 times.
2223 2016-09-19 Richard Biener <rguenther@suse.de>
2225 * dwarf2out.c (early_dwarf_finished): New global.
2226 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
2228 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
2229 if called from LTO exit early.
2230 (dwarf2out_late_global_decl): When being during the early
2231 debug phase do not add locations but only const value attributes.
2232 Adjust the way we generate early DIEs for LTO.
2234 2016-09-19 Richard Biener <rguenther@suse.de>
2237 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
2238 proper niter to bound the loops.
2240 2016-09-19 Richard Biener <rguenther@suse.de>
2242 PR tree-optimization/77514
2243 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
2244 search for folded stmt.
2246 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
2248 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
2249 * tree-pass.h (make_pass_early_thread_jumps): Declare.
2250 * tree-ssa-threadbackward.c (fsm_find_thread_path,
2251 fsm_find_thread_path, profitable_jump_thread_path,
2252 fsm_find_control_statement_thread_paths,
2253 find_jump_threads_backwards): Add speed_p parameter.
2254 (pass_data_early_thread_jumps): New pass.
2255 (make_pass_early_thread_jumps): New function.
2257 2016-09-17 Andreas Schwab <schwab@suse.de>
2259 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
2260 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2262 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
2264 * recog.c (rest_of_handle_split_after_reload): Delete.
2265 (pass_split_after_reload::gate): New method.
2266 (pass_split_after_reload::execute): Call split_all_insns directly.
2268 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
2270 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
2271 parameters for functions taking long long arguments.
2273 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2276 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
2277 splat with truncate.
2279 2016-09-16 Jason Merrill <jason@redhat.com>
2281 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
2283 * hwint.c (exact_log2): Use pow2p_hwi.
2284 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
2285 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
2286 * builtins.c (get_object_alignment_2, get_object_alignment)
2287 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
2289 * calls.c (compute_argument_addresses, store_one_arg): Use
2291 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
2292 * combine.c (force_to_mode): Use least_bit_hwi.
2293 (contains_muldiv, find_split_point, combine_simplify_rtx)
2294 (simplify_if_then_else, simplify_set, force_to_mode)
2295 (if_then_else_cond, simplify_and_const_int_1)
2296 (simplify_compare_const): Use pow2p_hwi.
2297 * cse.c (fold_rtx): Use pow2p_hwi.
2298 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
2300 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
2301 (init_expmed_one_conv): Use pow2p_hwi.
2302 * expr.c (is_aligning_offset): Use pow2p_hwi.
2303 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
2304 (fold_binary_loc): Use pow2p_hwi.
2305 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
2306 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
2307 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
2308 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
2310 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
2311 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
2312 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
2313 * omp-low.c (oacc_loop_fixed_partitions)
2314 (oacc_loop_auto_partitions): Use least_bit_hwi.
2315 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
2316 * stor-layout.c (place_field): Use least_bit_hwi.
2317 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
2318 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
2319 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
2320 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
2321 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
2322 * tree-vect-data-refs.c (vect_analyze_group_access_1)
2323 (vect_grouped_store_supported, vect_grouped_load_supported)
2324 (vect_permute_load_chain, vect_shift_permute_load_chain)
2325 (vect_transform_grouped_load): Use pow2p_hwi.
2326 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
2327 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
2328 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
2330 * tsan.c (instrument_expr): Use least_bit_hwi.
2331 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
2333 2016-09-16 Andreas Schwab <schwab@suse.de>
2335 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
2337 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2339 2016-09-16 Jakub Jelinek <jakub@redhat.com>
2342 * combine.c (rest_of_handle_combine): If any edges have been purged,
2343 free dominators if available.
2345 2016-09-16 Jakub Jelinek <jakub@redhat.com>
2346 Eric Botcazou <ebotcazou@adacore.com>
2349 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
2350 through into expand_addsub_overflow after expand_neg_overflow.
2352 2016-09-15 David Malcolm <dmalcolm@redhat.com>
2354 * diagnostic-show-locus.c
2355 (selftest::test_fixit_insert_containing_newline): New function.
2356 (selftest::test_fixit_replace_containing_newline): New function.
2357 (selftest::diagnostic_show_locus_c_tests): Call the above.
2359 2016-09-15 Bin Cheng <bin.cheng@arm.com>
2361 PR tree-optimization/77503
2362 * tree-vect-loop.c (vectorizable_reduction): Record reduction
2363 code for CONST_COND_REDUCTION at analysis stage and use it at
2365 * tree-vectorizer.h (struct _stmt_vec_info): New field.
2366 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
2367 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
2370 2016-09-15 Richard Biener <rguenther@suse.de>
2373 * fold-const.c (split_tree): Do not split constant ~X.
2375 2016-09-15 Jakub Jelinek <jakub@redhat.com>
2377 PR rtl-optimization/77425
2378 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
2382 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
2383 use %qs instead of %s where desirable, use argument instead of arg in
2384 the diagnostic wording, add list of supported strategies and
2386 (ix86_option_override_internal): Emit target("m...") instead of
2387 option("m...") in the diagnostic. Use %qs instead of %s in invalid
2388 -march/-mtune option diagnostic. Add list of supported arches/tunings
2389 and spellcheck hint. Remove prefix, suffix and sw variables, use
2390 main_args_p ? "..." : "..." in diagnostics to make translation
2393 2016-09-15 Richard Biener <rguenther@suse.de>
2395 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
2396 extra offset argument.
2397 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
2398 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
2399 to reflect new offset parameter.
2400 * doc/tm.texi: Regenerate.
2401 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2402 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
2404 (darwin_asm_output_dwarf_offset): Likewise.
2405 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
2407 (darwin_asm_output_dwarf_offset): Pass offset argument through.
2408 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2409 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2411 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
2414 * ipa-icf.c (set_alias_uids): New function.
2415 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
2416 all the merged variable's referring aliases.
2418 2016-09-15 Richard Biener <rguenther@suse.de>
2420 PR tree-optimization/77514
2421 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
2422 only forced_stmts sequence.
2424 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
2426 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
2427 * cfgexpand.c (update_alias_info_with_stack_vars): Use
2428 FOR_EACH_SSA_NAME to iterate over SSA variables.
2429 (pass_expand::execute): Likewise.
2430 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
2431 * tree-cfg.c (dump_function_to_file): Likewise.
2432 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
2433 (update_ssa): Likewise.
2434 * tree-ssa-alias.c (dump_alias_info): Likewise.
2435 * tree-ssa-ccp.c (ccp_finalize): Likewise.
2436 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
2437 (create_outofssa_var_map): Likewise.
2438 (coalesce_ssa_name): Likewise.
2439 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
2440 * tree-ssa-pre.c (compute_avail): Likewise.
2441 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
2442 (scc_vn_restore_ssa_info): Likewise.
2443 (free_scc_vn): Likwise.
2444 (run_scc_vn): Likewise.
2445 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
2446 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
2447 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2448 * tree-ssa.c (verify_ssa): Likewise.
2450 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
2452 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
2453 and mips64r2 as default 32-bit and 64-bit architectures.
2454 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
2455 as default 32-bit and 64-bit architectures.
2457 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
2459 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
2462 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2464 * target.def (lra_p): Change commentary (for the manual) for the
2466 * doc/tm.texi: Regenerate.
2468 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2470 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
2471 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
2472 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
2473 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
2475 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2477 * targhooks.c (default_lra_p): Return true instead of false.
2479 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2481 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
2482 hook_bool_void_false.
2483 * config/avr/avr.c: Ditto.
2484 * config/bfin/bfin.c: Ditto.
2485 * config/c6x/c6x.c: Ditto.
2486 * config/cr16/cr16.c: Ditto.
2487 * config/cris/cris.c: Ditto.
2488 * config/epiphany/epiphany.c: Ditto.
2489 * config/fr30/fr30.c: Ditto.
2490 * config/frv/frv.c: Ditto.
2491 * config/h8300/h8300.c: Ditto.
2492 * config/ia64/ia64.c: Ditto.
2493 * config/iq2000/iq2000.c: Ditto.
2494 * config/lm32/lm32.c: Ditto.
2495 * config/m32c/m32c.c: Ditto.
2496 * config/m32r/m32r.c: Ditto.
2497 * config/m68k/m68k.c: Ditto.
2498 * config/mcore/mcore.c: Ditto.
2499 * config/microblaze/microblaze.c: Ditto.
2500 * config/mmix/mmix.c: Ditto.
2501 * config/mn10300/mn10300.c: Ditto.
2502 * config/moxie/moxie.c: Ditto.
2503 * config/msp430/msp430.c: Ditto.
2504 * config/nios2/nios2.c: Ditto.
2505 * config/nvptx/nvptx.c: Ditto.
2506 * config/pa/pa.c: Ditto.
2507 * config/pdp11/pdp11.c: Ditto.
2508 * config/rl78/rl78.c: Ditto.
2509 * config/sparc/sparc.c: Ditto.
2510 * config/spu/spu.c: Ditto.
2511 * config/stormy16/stormy16.c: Ditto.
2512 * config/tilegx/tilegx.c: Ditto.
2513 * config/tilepro/tilepro.c: Ditto.
2514 * config/v850/v850.c: Ditto.
2515 * config/vax/vax.c: Ditto.
2516 * config/visium/visium.c: Ditto.
2517 * config/xtensa/xtensa.c: Ditto.
2519 2016-09-14 Jakub Jelinek <jakub@redhat.com>
2522 * tsan.c: Include target.h.
2523 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
2524 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
2525 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
2526 BUILT_IN_ATOMIC_TEST_AND_SET entries.
2527 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
2529 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
2530 Martin Liska <mliska@suse.cz>
2533 * predict.c (force_edge_cold): Add braces to a condition.
2535 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2537 PR rtl-optimization/77289
2538 * lra-constraints.c (get_final_hard_regno): Removed.
2539 (get_hard_regno): Add new parameter final_p.
2540 (get_reg_class): Directly call lra_get_elimination_hard_regno.
2541 (operands_match_p): Adjust call to get_hard_regno.
2542 (uses_hard_regs_p): Likewise.
2543 (process_alt_operands): Likewise.
2545 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
2548 * config/msp430/msp430.c (msp430_start_function): Emit an error
2549 if a function is both weak and specifies an interrupt number.
2551 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2553 PR tree-optimization/77454
2554 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
2555 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
2558 2016-09-13 Tamar Christina <tamar.christina@arm.com>
2560 * config/aarch64/aarch64-builtins.c
2561 (aarch64_init_simd_builtins): Fix builtin type signature printing.
2563 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
2565 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
2566 SFmode and SCmode arguments by reference.
2568 2016-09-13 David Malcolm <dmalcolm@redhat.com>
2570 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
2572 (selftest::test_one_liner_fixit_insert_before): ...this, and update
2573 for renaming of add_fixit_insert to add_fixit_insert_before.
2574 (selftest::test_one_liner_fixit_insert_after): New function.
2575 (selftest::test_one_liner_fixit_validation_adhoc_locations):
2576 Update for renaming of add_fixit_insert to add_fixit_insert_before.
2577 (selftest::test_one_liner_many_fixits): Likewise.
2578 (selftest::test_diagnostic_show_locus_one_liner): Update for
2579 renaming, call new test function.
2580 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
2581 renaming of add_fixit_insert to add_fixit_insert_before.
2582 (selftest::test_fixit_consolidation): Likewise.
2583 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
2585 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
2586 (selftest::test_applying_fixits_insert_before): ...this.
2587 (selftest::test_applying_fixits_insert): Update for renaming of
2588 add_fixit_insert to add_fixit_insert_before.
2589 (selftest::test_applying_fixits_insert_after): New function.
2590 (selftest::test_applying_fixits_insert_after_at_line_end): New
2592 (selftest::test_applying_fixits_insert_after_failure): New function.
2593 (selftest::test_applying_fixits_multiple): Update for renaming of
2594 add_fixit_insert to add_fixit_insert_before.
2595 (selftest::change_line): Likewise.
2596 (selftest::test_applying_fixits_unreadable_file): Likewise.
2597 (selftest::test_applying_fixits_line_out_of_range): Likewise.
2598 (selftest::test_applying_fixits_column_validation): Likewise.
2599 (selftest::test_applying_fixits_column_validation): Likewise.
2600 (selftest::edit_context_c_tests): Update for renamed test function;
2601 call new test functions.
2603 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
2605 PR tree-optimization/77536
2606 PR rtl-optimization/68212
2607 * config/rs6000/rs6000.md (div->recip splitter): Remove
2608 optimize_insn_for_speed_p condition.
2610 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
2612 * optabs.c (prepare_cmp_insn): Update documentation comment.
2614 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2615 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2618 * opts.h (candidates_list_and_hint): Declare.
2619 * opts-common.c (candidates_list_and_hint): New function.
2620 (cmdline_handle_error): Use it.
2622 2016-09-12 David Malcolm <dmalcolm@redhat.com>
2624 * edit-context.c (edited_line::get_len): New accessor.
2625 (edited_file::print_diff): Split out hunk-printing into...
2626 (edited_file::print_diff_hunk): New method.
2627 (edited_file::print_diff_line): New method.
2629 2016-09-12 Andrew Pinski <apinski@cavium.com>
2631 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
2633 * config/aarch64/aarch64.c (thunderx_tunings): Enable
2634 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
2635 (aarch64_operands_ok_for_ldpstp): Return false if
2636 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
2637 was SImode and the alignment is less than 8 byte.
2638 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
2640 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
2643 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
2645 2016-09-12 Marek Polacek <polacek@redhat.com>
2647 * doc/extend.texi: Use lowercase "boolean".
2648 * doc/invoke.texi: Likewise.
2649 * doc/md.texi: Likewise.
2650 * target.def: Likewise.
2651 * doc/tm.texi: Regenerated.
2653 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2656 * expmed.c (synth_mult): Delete duplicate mode check.
2658 2016-09-10 Tom de Vries <tom@codesourcery.com>
2661 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
2663 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
2664 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
2666 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
2668 PR rtl-optimization/77289
2669 * lra-constraints.c (get_final_hard_regno): Add support for non hard
2670 register numbers. Remove support for subregs.
2671 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
2672 (get_reg_class): Delete removed get_final_hard_regno() argument.
2673 (uses_hard_regs_p): Call get_final_hard_regno().
2675 2016-09-09 Martin Sebor <msebor@redhat.com>
2679 * pretty-print.c (pp_quoted_string): New function.
2680 (pp_format): Call it for %c and %s directives.
2682 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2684 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
2685 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
2686 INITIAL_ELIMINATION_OFFSET) : Update documentation.
2687 * target.def (frame_pointer_required, can_eliminate): Likewise.
2688 * doc/tm.texi: Regenerated.
2689 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
2691 * df-scan.c (df_hard_reg_init): Likewise.
2692 * ira.c (ira_setup_eliminable_regset): Likewise.
2693 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
2694 init_elim_table): Likewise.
2695 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
2696 set_initial_elim_offsets, update_eliminables,
2697 init_elim_table): Likewise.
2698 * rtlanal.c (get_initial_register_offset): Likewise.
2699 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
2700 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2701 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2702 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2703 * config/fr30/fr30.h: Fix comment.
2704 * config/frv/frv.c: Likewise.
2705 * config/frv/frv.h: Likewise.
2706 * config/ft32/ft32.h: Likewise.
2707 * config/visium/visium.h: Likewise.
2708 * config/pa/pa64-linux.h: Likewise.
2709 * config/v850/v850.h: Likewise.
2710 * config/cris/cris.c: Likewise.
2711 * config/ia64/ia64.h: Likewise.
2712 * config/moxie/moxie.h: Likewise.
2713 * config/m32r/m32r.h: Likewise.
2715 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
2718 * config.in: Regenerate.
2719 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
2721 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
2722 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
2723 static-libmpxwrappers case.
2724 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
2725 MPX_LD_AS_NEEDED_GUARD_POP.
2726 * configure: Regenerate.
2727 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
2728 defined if linker support "--push-state"/"--pop-state".
2730 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
2732 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
2734 2016-09-09 Joseph Myers <joseph@codesourcery.com>
2736 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
2737 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
2738 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
2739 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
2740 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
2741 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
2742 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
2744 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
2745 width macros from TS 18661-1.
2746 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
2748 2016-09-08 Jakub Jelinek <jakub@redhat.com>
2751 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
2752 OMP_CLAUSE_SAFELEN_EXPR.
2754 2016-09-07 David Malcolm <dmalcolm@redhat.com>
2756 * Makefile.in (OBJS): Add substring-locations.o.
2757 * langhooks-def.h (class substring_loc): New forward decl.
2758 (lhd_get_substring_location): New decl.
2759 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
2760 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
2761 * langhooks.c (lhd_get_substring_location): New function.
2762 * langhooks.h (class substring_loc): New forward decl.
2763 (struct lang_hooks): Add field get_substring_location.
2764 * substring-locations.c: New file, taking definition of
2765 format_warning_va and format_warning_at_substring from
2766 c-family/c-format.c, making them non-static.
2767 * substring-locations.h (class substring_loc): Move class here
2768 from c-family/c-common.h. Add and rewrite comments.
2769 (format_warning_va): New decl.
2770 (format_warning_at_substring): New decl.
2771 (get_source_location_for_substring): Add comment.
2773 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
2775 * config/i386/i386.c: Add 'U' suffix to processor feature bits
2776 to avoid -Wnarrowing warning.
2777 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
2778 * opts.c: Likewise for SANITIZER_OPT bitmasks.
2780 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
2782 * config/aarch64/aarch64.c (aarch64_legitimize_address):
2783 Avoid use of base_offset if offset already in range.
2785 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
2787 * config/sh/sh-protos.h (struct sh_atomic_model,
2788 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
2789 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
2790 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
2791 * config/sh/sh.h (struct sh_atomic_model,
2792 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
2793 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
2794 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
2795 Guard with __cplusplus.
2797 2016-09-06 Jakub Jelinek <jakub@redhat.com>
2800 * config/i386/i386.c (ix86_expand_builtin): For builtin with
2801 unsupported or unknown ISA, use expand_call.
2803 2016-09-06 Martin Liska <mliska@suse.cz>
2805 PR gcov-profile/77378
2806 PR gcov-profile/77466
2807 * tree-profile.c (tree_profiling): Detect whether target can use
2808 -fprofile-update=atomic.
2810 2016-09-06 Richard Biener <rguenther@suse.de>
2812 PR tree-optimization/77479
2813 * tree-vrp.c (update_value_range): Extend overflow handling to
2816 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2819 * config/i386/i386.md (isa): Add x64_avx512bw.
2820 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
2821 (kmov_isa): New mode attr.
2822 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
2823 (*zero_extend<mode>si2): Likewise.
2824 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
2826 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
2828 * doc/invoke.texi (SPU Options): nops -> NOPs.
2829 (x86 Options): Ditto.
2831 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2834 * toplev.c (process_options): Temporarily set input_location
2835 to UNKNOWN_LOCATION around targetm.target_option.override () call.
2837 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
2839 PR rtl-optimization/77452
2840 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
2841 inner-mode reference to a CONST_VECTOR constant in the constant pool.
2843 2016-09-05 Marek Polacek <polacek@redhat.com>
2846 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
2848 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2851 * gensupport.c (alter_output_for_subst_insn): Remove redundant
2852 *insn_out == '*' test. Don't copy unnecessary to yet another
2853 memory buffer, and don't leak it.
2855 PR rtl-optimization/77425
2856 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
2858 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
2860 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
2862 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2864 * common.opt (fdiagnostics-generate-patch): New option.
2865 * diagnostic.c: Include "edit-context.h".
2866 (diagnostic_initialize): Initialize context->edit_context_ptr.
2867 (diagnostic_finish): Delete context->edit_context_ptr.
2868 (diagnostic_report_diagnostic): Add fix-it hints from the
2869 diagnostic to context->edit_context_ptr, if any.
2870 * diagnostic.h (class edit_context): Add forward decl.
2871 (struct diagnostic_context): Add field "edit_context_ptr".
2872 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2873 -fdiagnostics-generate-patch.
2874 (-fdiagnostics-generate-patch): New item.
2875 * toplev.c: Include "edit-context.h".
2876 (process_options): Set global_dc->edit_context_ptr to a new
2877 edit_context if the options need one.
2878 (toplev::main): Handle -fdiagnostics-generate-patch by using
2879 global_dc->edit_context_ptr.
2881 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2884 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
2885 map and firstprivate clauses on target construct for _Atomic
2887 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
2888 on target construct for _Atomic qualified decls.
2889 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
2891 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
2892 _Atomic qualified arguments not mentioned in uniform clause.
2894 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2896 * Makefile.in (OBJS-libcommon): Add edit-context.o.
2897 * diagnostic-color.c (color_dict): Add "diff-filename",
2898 "diff-hunk", "diff-delete", and "diff-insert".
2899 (parse_gcc_colors): Update default value of GCC_COLORS in comment
2900 to reflect above changes.
2901 * doc/invoke.texi (-fdiagnostics-color): Update description of
2902 default GCC_COLORS, and of the supported capabilities.
2903 * edit-context.c: New file.
2904 * edit-context.h: New file.
2905 * input.c (struct fcache): Add field "missing_trailing_newline".
2906 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
2908 (add_file_to_cache_tab): Likewise.
2909 (fcache::fcache): Likewise.
2910 (get_next_line): Update c->missing_trailing_newline.
2911 (location_missing_trailing_newline): New function.
2912 * input.h (location_missing_trailing_newline): New decl.
2913 * selftest-run-tests.c (selftest::run_tests): Call
2914 edit_context_c_tests.
2915 * selftest.h (edit_context_c_tests): New decl.
2917 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2918 Richard Biener <rguenth@suse.de>
2920 PR tree-optimization/77444
2921 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
2922 as steptype, remove redundant initialization.
2924 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2927 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
2928 (sanopt_optimize_walker): Optimize away
2929 __asan_before_dynamic_init (...) followed by
2930 __asan_after_dynamic_init () without intervening memory loads/stores.
2931 * ipa-pure-const.c (special_builtin_state): Handle
2932 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
2933 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
2935 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2937 * cfg.c (free_original_copy_tables): Replace second assignment of
2938 bb_copy = NULL by bb_original = NULL.
2940 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2943 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
2944 assignment added in r216794.
2946 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2948 * Makefile.in (OBJS): Add typed-splay-tree.o.
2949 * selftest-run-tests.c (selftest::run_tests): Call
2950 typed_splay_tree_c_tests.
2951 * selftest.h (typed_splay_tree_c_tests): New decl.
2952 * typed-splay-tree.c: New file.
2953 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
2954 (typed_splay_tree::max): New method.
2955 (typed_splay_tree::min): New method.
2956 (typed_splay_tree::foreach): New method.
2957 (typed_splay_tree::closure): New struct.
2958 (typed_splay_tree::inner_foreach_fn): New function.
2960 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2962 * ipa-cp.c (ipcp_store_bits_results): Change option name from
2963 -fipa-cp-bit to -fipa-bit-cp.
2965 2016-09-01 Martin Sebor <msebor@redhat.com>
2967 PR tree-optimization/71831
2968 * tree-object-size.h: Return bool instead of the size and add
2969 argument for the size.
2970 * tree-object-size.c (compute_object_offset): Update signature.
2971 (addr_object_size): Same.
2972 (compute_builtin_object_size): Return bool instead of the size
2973 and add argument for the size. Handle POINTER_PLUS_EXPR when
2974 optimization is disabled.
2975 (expr_object_size): Adjust.
2976 (plus_stmt_object_size): Adjust.
2977 (pass_object_sizes::execute): Adjust.
2978 * builtins.c (fold_builtin_object_size): Adjust.
2979 * doc/extend.texi (Object Size Checking): Update.
2980 * ubsan.c (instrument_object_size): Adjust.
2982 2016-09-01 Martin Sebor <msebor@redhat.com>
2984 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
2985 it fits the output of the formatted function regardless of its
2987 * gcc/genmodes.c (parser::parse_expr): Same.
2988 * gimplify.c (gimplify_asm_expr): Same.
2989 * passes.c (pass_manager::register_one_dump_file): Same.
2990 * print-tree.c (print_node): Same.
2992 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2994 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
2996 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2998 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
3000 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3002 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
3003 * config/rs6000/vector.md: Ditto.
3004 * config/rs6000/vsx.md: Ditto.
3006 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3008 * ipa-inline-analysis.c (param_change_prob): Get to the base object
3011 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3013 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
3014 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
3015 *return_and_restore_gpregs_<mode>_r11,
3016 *return_and_restore_gpregs_<mode>_r12,
3017 *return_and_restore_gpregs_<mode>_r1,
3018 *return_and_restore_fpregs_<mode>_r11,
3019 *return_and_restore_fpregs_<mode>_r12,
3020 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
3021 directly instead of via the "l" constraint. Renumber operands.
3024 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3026 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
3027 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
3028 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
3029 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
3030 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
3031 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
3032 *call_value_nonlocal_darwin64, reload_macho_picbase,
3033 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
3034 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
3035 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
3036 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
3037 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
3038 *save_fpregs_<mode>_r1): Ditto.
3039 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
3040 *return_and_restore_gpregs_spe): Ditto.
3042 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3044 * config/rs6000/rs6000.md
3045 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
3046 the use of the link register.
3047 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
3049 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3050 Michael Meissner <meissner@linux.vnet.ibm.com>
3053 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
3054 reg+reg addressing for TImode.
3055 (rs6000_legitimate_address_p): Only allow register indirect
3056 addressing for TImode, even without TARGET_QUAD_MEMORY.
3058 2016-09-01 Richard Biener <rguenther@suse.de>
3061 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
3062 check whether the result fits the desired result type.
3064 2016-09-01 Nathan Sidwell <nathan@acm.org>
3066 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
3068 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
3070 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
3072 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
3074 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3076 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
3077 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
3078 for comparisons of integer ZERO_EXTEND against zero.
3080 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3082 * config/i386/i386.c (ix86_option_override_internal): Also disable the
3083 STV pass if -mstackrealign is enabled.
3085 2016-08-31 Ilya Verbin <iverbin@gmail.com>
3087 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
3090 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3092 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
3093 (layout_range::intersects_line_p): New method.
3094 (test_range_contains_point_for_single_point): Rename to...
3095 (test_layout_range_for_single_point): ...this, and add testing
3096 for layout_range::intersects_line_p.
3097 (test_range_contains_point_for_single_line): Rename to...
3098 (test_layout_range_for_single_line): ...this, and add testing
3099 for layout_range::intersects_line_p.
3100 (test_range_contains_point_for_multiple_lines): Rename to...
3101 (test_layout_range_for_multiple_lines): ...this, and add testing
3102 for layout_range::intersects_line_p.
3103 (layout::layout): Populate m_fixit_hints.
3104 (layout::get_expanded_location): Handle the case of a line-span
3106 (layout::validate_fixit_hint_p): New method.
3107 (get_line_span_for_fixit_hint): New function.
3108 (layout::calculate_line_spans): Add spans for fixit-hints.
3109 (layout::should_print_annotation_line_p): New method.
3110 (layout::print_any_fixits): Drop param "richloc", instead using
3111 validated fixits in m_fixit_hints. Add "const" to hint pointers.
3112 (diagnostic_show_locus): Avoid printing blank annotation lines.
3113 (selftest::test_diagnostic_context::test_diagnostic_context):
3114 Initialize show_column and start_span.
3115 (selftest::test_diagnostic_context::start_span_cb): New static
3117 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
3118 (selftest::diagnostic_show_locus_c_tests): Update for function
3119 renamings. Call test_diagnostic_show_locus_fixit_lines.
3121 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3123 PR tree-optimization/73714
3124 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
3126 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3128 * selftest.c: Move "namespace selftest {" to top of file,
3129 removing explicit "selftest::" qualifiers throughout.
3131 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3133 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
3135 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
3136 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
3137 Replace builtin with vector extension.
3138 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
3140 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
3141 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
3142 Replace builtin with vector extension.
3143 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
3144 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
3145 Replace builtin with vector extension.
3146 * config/i386/xmmintrin.h (__m128_u): New type.
3147 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
3148 (_mm_load_ps, _mm_store_ps): Simplify.
3150 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
3152 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
3154 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3156 * diagnostic-show-locus.c (colorizer::begin_state): Support more
3157 than 3 ranges per diagnostic by alternating between color 1 and
3159 (layout::layout): Replace use of rich_location::MAX_RANGES
3160 with richloc->get_num_locations ().
3161 (layout::calculate_line_spans): Replace use of
3162 rich_location::MAX_RANGES with m_layout_ranges.length ().
3163 (layout::print_annotation_line): Handle arbitrary numbers of
3164 ranges in caret-printing by defaulting to '^'.
3165 (selftest::test_one_liner_many_fixits): New function.
3166 (test_diagnostic_show_locus_one_liner): Call it.
3167 * diagnostic.c (diagnostic_initialize): Update for renaming
3168 of rich_location::MAX_RANGES to
3169 rich_location::STATICALLY_ALLOCATED_RANGES.
3170 * diagnostic.h (struct diagnostic_context): Likewise.
3172 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3174 * selftest.c (selftest::named_temp_file::named_temp_file): New
3176 (selftest::temp_source_file::~temp_source_file): Move to...
3177 (selftest::named_temp_file::~named_temp_file): ...here.
3178 (selftest::test_named_temp_file): New function.
3179 (selftest::selftest_c_tests): Call test_named_temp_file.
3180 * selftest.h (class named_temp_file): New class.
3181 (class temp_source_file): Convert to a subclass of named_temp_file.
3183 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
3185 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
3186 USEs of LR_REGNO in returns and sibcalls.
3187 (rs6000_output_mi_thunk): Similar.
3188 (rs6000_sibcall_aix): Similar.
3189 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
3190 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
3191 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
3192 Remove the USE of LR_REGNO from the patterns as well. Delete an
3194 (return_internal_<mode>): Delete.
3196 2016-08-30 Tamar Christina <tamar.christina@arm.com>
3198 * gcc/config/aarch64/aarch64-simd.md
3199 (aarch64_ld2<mode>_dreg_le): New.
3200 (aarch64_ld2<mode>_dreg_be): New.
3201 (aarch64_ld2<mode>_dreg): Removed.
3202 (aarch64_ld3<mode>_dreg_le): New.
3203 (aarch64_ld3<mode>_dreg_be): New.
3204 (aarch64_ld3<mode>_dreg): Removed.
3205 (aarch64_ld4<mode>_dreg_le): New.
3206 (aarch64_ld4<mode>_dreg_be): New.
3207 (aarch64_ld4<mode>_dreg): Removed.
3208 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
3210 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3212 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
3213 redundant location param.
3214 (test_one_liner_fixit_remove): Likewise.
3215 (test_one_liner_fixit_replace): Likewise.
3216 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
3217 * gcc-rich-location.c
3218 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
3219 get_range_from_loc. Drop overload taking a const char *.
3220 * gcc-rich-location.h
3221 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
3224 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
3226 * config/linux.c (linux_libc_has_function): Return true on musl.
3228 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
3230 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
3232 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
3234 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
3235 used for abnormal egdes.
3237 2016-08-30 Jakub Jelinek <jakub@redhat.com>
3239 PR tree-optimization/72866
3240 * tree-vect-patterns.c (search_type_for_mask): Turn into
3241 a small wrapper, move all code to ...
3242 (search_type_for_mask_1): ... this new function. Add caching
3243 and adjust recursive calls.
3246 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
3247 instead of lookup_type_die (type_main_variant (type)) even for array
3251 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
3252 constant pool reference return x instead of c.
3254 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
3256 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
3259 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3262 (selftest::test_make_location_nonpure_range_endpoints): Fix
3265 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3267 * diagnostic-show-locus.c
3268 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
3270 (selftest::test_diagnostic_show_locus_one_liner): Call it.
3271 * input.c (get_pure_location): Move to libcpp/line-map.c.
3272 * input.h (get_pure_location): Convert decl to an inline function
3273 calling implementation in libcpp.
3275 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
3278 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
3279 template for intel asm dialect.
3280 (vec_set_hi_<mode><mask_name>): Ditto.
3282 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3284 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
3285 (selftest::fail_formatted): Likewise.
3287 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3289 * input.c (make_location): Call get_start and get_finish
3290 on the endpoints to avoid storing packed ranges or ad-hoc
3292 (selftest::test_make_location_nonpure_range_endpoints): New function.
3293 (selftest::input_c_tests): Call it.
3294 * input.h (get_start): New inline function.
3296 2016-08-29 Tom de Vries <tom@codesourcery.com>
3299 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
3302 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
3304 * Makefile.in (gcov-iov.h): Add dummy recipe.
3306 2016-08-29 Nathan Sidwell <nathan@acm.org>
3308 * config/nvptx/nvptx.c: #include tree-vrp.h.
3310 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
3313 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
3314 HIGH+LO construct during reload.
3316 2016-08-28 Tom de Vries <tom@codesourcery.com>
3319 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
3320 'sysv_abi va_list' attribute.
3321 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
3322 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
3325 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3327 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
3328 * emit-rtl.c (unshare_all_rtl_1): Adjust.
3329 (unshare_all_rtl_again): Likewise.
3330 * function.c (assign_stack_local_1): Likewise.
3331 (assign_stack_temp_for_type): Likewise.
3333 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3335 * cfgbuild.c (make_edges): Adjust.
3336 * cfgrtl.c (can_delete_label_p): Likewise.
3337 * dwarf2cfi.c (create_trace_edges): Likewise.
3338 * except.c (sjlj_emit_dispatch_table): Likewise.
3339 * function.h (struct expr_status): make x_forced_labels a vector.
3340 * jump.c (rebuild_jump_labels_1): Adjust.
3341 * reload1.c (set_initial_label_offsets): Likewise.
3342 * stmt.c (force_label_rtx): Likewise.
3343 (expand_label): Likewise.
3345 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3347 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
3349 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
3351 PR tree-optimization/71077
3352 PR tree-optimization/68542
3353 * fold-const.c (fold_relational_const): Fix folding of
3354 VECTOR_CST comparisons that have a scalar boolean result type.
3355 (selftest::test_vector_folding): New static function.
3356 (selftest::fold_const_c_tests): Call it.
3358 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3360 * doc/extend.texi (SPU Built-in Functions): Remove stale
3361 references to material formerly at IBM and Sony.
3363 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
3366 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
3368 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3370 * diagnostic-show-locus.c
3371 (selftest::test_fixit_consolidation): New function.
3372 (selftest::diagnostic_show_locus_c_tests): Call it.
3373 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
3374 constructor based on source_range.
3376 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3378 * diagnostic-color.c (color_dict): Add "fixit-insert" and
3380 (parse_gcc_colors): Update description of default GCC_COLORS.
3381 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
3382 (colorizer::set_fixit_insert): New method.
3383 (colorizer::set_fixit_delete): New method.
3384 (colorizer::get_color_by_name): New method.
3385 (colorizer::STATE_FIXIT_INSERT): New constant.
3386 (colorizer::STATE_FIXIT_DELETE): New constant.
3387 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
3388 fields in favor of new field "m_stop_color". Add fields
3389 "m_fixit_insert" and "m_fixit_delete".
3390 (colorizer::colorizer): Update for above changes. Replace
3391 colorize_start calls with calls to get_color_by_name.
3392 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
3393 STATE_FIXIT_DELETE. Update for field renamings.
3394 (colorizer::finish_state): Simplify by using m_stop_color,
3395 rather than multiple identical "*_ce" fields.
3396 (colorizer::get_color_by_name): New method.
3397 (layout::print_any_fixits): Print insertions and replacements
3398 using the "fixit-insert" color, and deletions using the
3399 "fixit-delete" color.
3400 * doc/invoke.texi (-fdiagnostics-color): Update description of
3401 default GCC_COLORS, and of the supported capabilities.
3403 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
3405 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
3406 current_function_static_stack_size variable with the static
3407 stack frame size of the current function when
3408 flag_stack_usage_info is enabled.
3410 2016-08-26 Nathan Sidwell <nathan@acm.org>
3412 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
3413 assignment inside if condition.
3415 2016-08-26 Richard Biener <rguenther@suse.de>
3417 PR tree-optimization/69047
3418 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
3419 extracts similar to what FRE does.
3420 (non_rewritable_mem_ref_base): Likewise.
3422 2016-08-26 Joseph Myers <joseph@codesourcery.com>
3424 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
3425 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
3426 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3427 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3428 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
3430 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3431 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3432 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3433 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
3434 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3436 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3439 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
3440 reservation duration to 15 cycles.
3441 (cortex_a8_vfp_macs): Likewise.
3442 (cortex_a8_vfp_macd): Likewise.
3443 (cortex_a8_vfp_divs): Likewise.
3444 (cortex_a8_vfp_divd): Likewise.
3446 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3448 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
3449 (aarch_macro_fusion_pair_p): Use above to avoid early return.
3451 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3452 Martin Jambhor <mjambor@suse.cz>
3454 * common.opt: New option -fipa-bit-cp.
3455 * doc/invoke.texi: Document -fipa-bit-cp.
3456 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
3457 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
3458 * tree-ssa-ccp.h: New header file.
3459 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
3460 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
3461 Replace all occurences of tree parameter by two new params: signop, int.
3462 (bit_value_unop_1): Change to bit_value_unop and export it.
3463 Replace all occurences of tree parameter by two new params: signop,
3465 (bit_value_binop): Change call from bit_value_binop_1 to
3467 (bit_value_assume_aligned): Likewise.
3468 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
3469 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
3471 (ccp_finalize): Skip processing if val->mask == 0.
3472 * ipa-cp.c: Include tree-ssa-ccp.h
3473 (ipcp_bits_lattice): New class.
3474 (ipcp_param_lattice (bits_lattice): New member.
3475 (print_all_lattices): Call ipcp_bits_lattice::print.
3476 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
3477 (initialize_node_lattices): Likewise.
3478 (propagate_bits_accross_jump_function): New function.
3479 (propagate_constants_accross_call): Call
3480 propagate_bits_accross_jump_function.
3481 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
3482 (ipcp_store_bits_results): New function.
3483 (ipcp_driver): Call ipcp_store_bits_results.
3484 * ipa-prop.h (ipa_bits): New struct.
3485 (ipa_jump_func): Add new member bits of type ipa_bits.
3486 (ipa_param_descriptor): Change decl to decl_or_type.
3487 (ipa_get_param): Change decl to decl_or_type and assert on
3489 (ipa_get_type): New function.
3490 (ipcp_transformation_summary): New member bits.
3491 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
3492 (ipa_populate_param_decls): Likewise.
3493 (ipa_dump_param): Likewise.
3494 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
3496 (ipa_set_jf_unknown): Set ipa_bits::known to false.
3497 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
3499 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
3500 (ipa_write_jump_function): Add streaming for ipa_bits.
3501 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
3502 (write_ipcp_transformation_info): Add streaming for ipa_bits
3504 (read_ipcp_transfomration_info): Add support for reading streamed
3506 (ipcp_update_bits): New function.
3507 (ipcp_transform_function): Call ipcp_update_bits.
3509 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
3511 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
3512 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
3514 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
3516 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
3518 2016-08-25 Richard Biener <rguenther@suse.de>
3520 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
3521 Only add locations in late dwarf.
3522 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
3523 (dwarf2out_early_finish): But do it here.
3525 2016-08-24 Michael Collison <michael.collison@linaro.org>
3526 Michael Collison <michael.collison@arm.com>
3528 * config/arm/arm-modes.def: Add new condition code mode CC_V
3529 to represent the overflow bit.
3530 * config/arm/arm.c (maybe_get_arm_condition_code):
3531 Add support for CC_Vmode.
3532 (arm_gen_unlikely_cbranch): New function to generate common
3533 rtl conditional branches for overflow patterns.
3534 * config/arm/arm-protos.h: Add prototype for
3535 arm_gen_unlikely_cbranch.
3536 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
3537 addsi3_compareV_upper): New patterns to support signed
3538 builtin overflow add operations.
3539 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
3540 New patterns to support unsigned builtin add overflow operations.
3541 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
3542 builtin overflow subtract operations,
3543 (usubv<mode>4): New patterns to support unsigned builtin subtract
3544 overflow operations.
3545 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
3546 to support builtin overflow negate operations.
3548 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3551 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3553 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3554 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3557 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3559 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
3560 MULTILIB_OPTIONS should be used. Small wording fixes.
3561 * genmultilib: Memorize set of all option combinations in
3562 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
3563 found in MULTILIB_OPTIONS by checking if option set is listed in
3564 combination_space. Output new and existing error message to stderr.
3566 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3568 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
3569 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
3570 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
3571 (MULTILIB_REUSE): Remove reuse rules for option set including
3572 -mfpu=fp-armv8 and -mfpu=vfpv4
3574 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
3576 * config/arm/t-rtems: Add vfp multilib.
3578 2016-08-23 Ian Lance Taylor <iant@golang.org>
3580 * config/s390/s390.c (s390_asm_file_start): Call
3583 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3585 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
3586 initialization of all 0's to the 0 constant, instead of directly
3587 generating XOR. Add support for V4SImode vector initialization on
3588 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
3589 initialization. Change variables used in V4SFmode vector
3590 intialization. For V4SFmode vector splat on ISA 3.0, make sure
3591 any memory addresses are in index form. Add support for using
3592 VSPLTH/VSPLTB to initialize vector short and vector char vectors
3593 with all of the same element.
3594 (regno_or_subregno): New helper function to return a register
3595 number for either REG or SUBREG.
3596 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
3597 Use regno_or_subregno where possible.
3598 (rs6000_split_v4si_init_di_reg): New helper function to build up a
3599 DImode value from two SImode values in order to generate V4SImode
3600 vector initialization on 64-bit systems with direct move.
3601 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
3603 (rtx_is_swappable_p): V4SImode vector initialization insn is not
3605 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
3607 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
3608 attributes to initialize V8HImode and V16QImode vectors with the
3610 (VSX_SPLAT_COUNT): Likewise.
3611 (VSX_SPLAT_SUFFIX): Likewise.
3612 (UNSPEC_VSX_VEC_INIT): New unspec.
3613 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
3614 Allow SFmode values to come from Altivec registers.
3615 (vsx_init_v4si): New insn/split for V4SImode vector initialization
3616 on 64-bit systems with direct move.
3617 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
3618 vector initializations, to allow V4SImode vector initializations
3619 on 64-bit systems with direct move.
3620 (vsx_splat_v4si): Likewise.
3621 (vsx_splat_v4si_di): Likewise.
3622 (vsx_splat_v4sf): Likewise.
3623 (vsx_splat_v4sf_internal): Likewise.
3624 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
3626 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
3627 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
3628 initializing V8HImode and V16QImode vectors with the same
3630 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
3631 optimization if -maltivec=be.
3633 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
3635 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
3636 attribute for alternatives 3 and 4.
3638 2016-08-23 David Malcolm <dmalcolm@redhat.com>
3640 * selftest.c (selftest::assert_str_contains): New function.
3641 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
3642 * selftest.h (selftest::assert_str_contains): New decl.
3643 (ASSERT_STR_CONTAINS): New macro.
3645 2016-08-23 Richard Biener <rguenther@suse.de>
3647 PR tree-optimization/77286
3648 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
3650 (vect_transform_loop): Split exit edges of loop and scalar
3651 loop if required and at the appropriate time.
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
3658 Correct a typo in a comment.
3660 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3662 * config/s390/s390.md ("*andc_split"): New splitter for and with
3665 2016-08-23 Richard Biener <rguenther@suse.de>
3667 PR tree-optimization/27336
3668 * tree-vrp.c (infer_value_range): Handle stmts that can throw
3669 by looking for a non-EH edge.
3670 (process_assert_insertions_for): Likewise.
3672 2016-08-23 Richard Biener <rguenther@suse.de>
3675 * statistics.c (statistics_counter_event): Robustify against
3678 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3680 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
3681 for targets amdfam10 and barcelona.
3683 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
3685 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
3686 (zero_extend<mode>di2): Ditto.
3687 (*zero_extend<mode>si2): Ditto.
3688 (*zero_extendqihi2): Ditto.
3690 2016-08-22 Joseph Myers <joseph@codesourcery.com>
3693 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
3694 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
3696 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
3698 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
3699 identical consecutive elements.
3700 [SSA_NAME]: Print the name's def stmt on its own line. When printing
3701 the node's def stmt, avoid printing an unwanted trailing newline by
3702 replacing the call to print_gimple_stmt() with its inlined body and
3703 adjusting it to not set pp_needs_newline and to call pp_flush()
3704 instead of pp_newline_and_flush().
3706 2016-08-22 Joseph Myers <joseph@codesourcery.com>
3708 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
3709 (float32_type_node, float64_type_node, float32x_type_node)
3710 (float128x_type_node): New macros.
3711 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
3712 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
3713 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
3714 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
3715 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
3716 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
3717 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
3718 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
3719 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
3720 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
3721 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
3722 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
3723 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
3724 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
3725 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
3726 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
3727 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
3728 (copysign, fabs, huge_val, inf, nan, nans): Use it.
3729 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
3731 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
3732 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
3733 * doc/extend.texi (Other Builtins): Document these built-in
3735 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
3738 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
3740 * doc/install.texi (Binaries): www.opencsw.org now uses https.
3742 2016-08-22 Richard Biener <rguenther@suse.de>
3744 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
3746 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
3749 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
3750 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
3751 non-SSE2 athlons only, otherwise prefer SSE prefetches.
3753 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3755 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
3756 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
3757 (vrp_visit_switch_stmt): Likewise.
3758 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
3759 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
3760 (vrp_visit_stmt): Use extract_range_from_stmt.
3761 (vrp_visit_phi_node): Use extract_range_from_phi_node.
3763 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3765 * Makefile.in: Add tree-vrp.h to GTFILES.
3766 * gengtype.c (open_base_files): Add tree-vrp.h.
3767 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
3768 * builtins.c: Likewise.
3769 * fold-const.c: Likewise.
3770 * gimple-builder.c: Likewise.
3771 * gimple-laddress.c: Likewise.
3772 * hsa-gen.c: Likewise.
3773 * internal-fn.c: Likewise.
3775 * targhooks.c: Liewise,
3776 * tree-ssa-address.c: Likewise.
3777 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
3778 * tree-vrp.c (struct value_range): Move to tree-vrp.h
3779 * tree-vrp.h: New file.
3781 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3783 PR tree-optimization/61839
3784 * tree-vrp.c (two_valued_val_range_p): New.
3785 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
3786 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
3787 Also Convert VAR BINOP CST where VAR is two-valued to
3788 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
3790 2016-08-19 David Malcolm <dmalcolm@redhat.com>
3792 * diagnostic-show-locus.c
3793 (layout::annotation_line_showed_range_p): New method.
3794 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
3795 Reimplement case fixit_hint::REPLACE to cover removals, and
3796 replacements where the range of the replacement isn't one
3797 of the ranges in the rich_location.
3798 (test_one_liner_fixit_replace): Likewise.
3799 (selftest::test_one_liner_fixit_replace_non_equal_range): New
3801 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
3803 (selftest::test_diagnostic_show_locus_one_liner): Call the new
3805 * diagnostic.c (print_parseable_fixits): Remove case
3808 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
3811 * config/i386/i386.c (ix86_option_override_internal): Remove
3812 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
3813 Enable SSE prefetch also for TARGET_PREFETCHWT1.
3814 Do not try to enable TARGET_PRFCHW ISA flag here.
3815 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
3816 Rewrite expander function body.
3817 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
3819 2016-08-19 Joseph Myers <joseph@codesourcery.com>
3822 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
3823 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
3824 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
3825 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
3826 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
3827 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
3828 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
3829 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
3830 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
3832 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
3834 (struct floatn_type_info): New structure type.
3835 (floatn_nx_types): New variable declaration.
3836 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
3837 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
3838 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
3839 * tree.c (floatn_nx_types): New variable.
3840 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
3841 corresponding complex types.
3842 * target.def (floatn_mode): New hook.
3843 * targhooks.c: Include "real.h".
3844 (default_floatn_mode): New function.
3845 * targhooks.h (default_floatn_mode): New prototype.
3846 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
3848 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
3849 effective-target and dg-add-options keywords.
3850 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
3851 Document new effective-target keywords.
3852 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
3853 * doc/tm.texi: Regenerate.
3854 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
3855 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
3856 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
3858 * real.h (struct real_format): Add field ieee_bits.
3859 * real.c (ieee_single_format, mips_single_format)
3860 (motorola_single_format, spu_single_format, ieee_double_format)
3861 (mips_double_format, motorola_double_format)
3862 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
3863 (ieee_extended_intel_128_format)
3864 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
3865 (mips_extended_format, ieee_quad_format, mips_quad_format)
3866 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
3867 (decimal_double_format, decimal_quad_format, ieee_half_format)
3868 (arm_half_format, real_internal_format: Initialize ieee_bits
3870 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
3871 float128_type_node. Set float80_type_node to float64x_type_node
3872 if appropriate and long_double_type_node not appropriate.
3873 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
3874 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
3875 Initialize ieee_bits field.
3876 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
3877 (rs6000_init_builtins): Set ieee128_float_type_node to
3879 (rs6000_floatn_mode): New function.
3881 2016-08-19 Jakub Jelinek <jakub@redhat.com>
3883 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
3884 _rdseed64_step): Uglify argument names and/or local variable names
3885 in inline functions.
3886 * config/i386/rtmintrin.h (_xabort): Likewise.
3887 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
3888 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
3889 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
3890 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
3891 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
3892 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
3893 _mm_maskz_ternarylogic_epi32): Likewise.
3894 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
3895 __lwpins32, __lwpins64): Likewise.
3896 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
3897 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
3898 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
3899 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
3900 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
3901 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
3902 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
3903 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
3904 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
3905 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
3906 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
3907 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
3908 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
3909 _mm256_mask_i64gather_epi32): Likewise.
3910 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
3911 * config/i386/ia32intrin.h (__writeeflags): Likewise.
3912 * config/i386/pkuintrin.h (_wrpkru): Likewise.
3913 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
3914 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
3915 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
3916 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
3917 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
3918 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
3919 _mm512_mask_prefetch_i64scatter_ps): Likewise.
3920 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
3921 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
3922 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
3923 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
3924 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
3925 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
3926 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
3927 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
3929 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
3931 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
3932 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
3934 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
3935 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
3937 (_rdpkru_u32): Add space after function name.
3939 * config/i386/t-i386 (i386-c.o): Don't depend on
3940 i386-builtin-types.inc.
3941 (i386.o): Depend on i386-builtin-types.inc.
3943 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
3946 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
3947 Use const_vec_duplicate to check for duplicated elements.
3949 2016-08-19 Richard Biener <rguenther@suse.de>
3951 PR tree-optimization/77290
3952 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3953 Fix flag_tree_parallelize_loops check.
3955 2016-08-19 Richard Biener <rguenther@suse.de>
3957 * match.pd (x | 0 -> x): Add.
3959 2016-08-19 Richard Biener <rguenther@suse.de>
3961 PR tree-optimization/77286
3962 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
3963 Deal with virtual PHIs being out-of-order.
3965 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3967 * doc/invoke.texi (fverbose-asm): Note that source code lines
3968 are emitted, and provide an example.
3969 * final.c (asm_show_source): New function.
3970 (final_scan_insn): Call asm_show_source.
3972 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3974 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
3975 param with diagnostic_kind.
3976 (class colorizer): Similarly replace field m_diagnostic with
3978 (colorizer::colorizer): Replace diagnostic
3979 param with diagnostic_kind.
3980 (colorizer::begin_state): Update for above field change.
3981 (layout::layout): Replace diagnostic param with rich_location *
3982 and diagnostic_kind.
3983 (diagnostic_show_locus): Replace diagnostic param with richloc
3984 and diagnostic_kind.
3985 (class selftest::test_diagnostic_context): New class.
3986 (selftest::test_diagnostic_show_locus_unknown_location): New
3988 (selftest::test_one_liner_simple_caret): New function.
3989 (selftest::test_one_liner_caret_and_range): New function.
3990 (selftest::test_one_liner_multiple_carets_and_ranges): New
3992 (selftest::test_one_liner_fixit_remove): New function.
3993 (selftest::test_one_liner_fixit_replace): New function.
3994 (selftest::test_diagnostic_show_locus_one_liner): New function.
3995 (selftest::diagnostic_show_locus_c_tests): Call the new test
3997 * diagnostic.c (diagnostic_initialize): Initialize
3998 colorize_source_p, show_ruler_p and parseable_fixits_p.
3999 (default_diagnostic_finalizer): Update for change to
4000 diagnostic_show_locus.
4001 (diagnostic_append_note): Likewise.
4002 * diagnostic.h (diagnostic_show_locus): Replace
4003 const diagnostic_info * param with location * and diagnostic_t.
4005 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4007 * input.c (saved_line_table): New global.
4008 (class selftest::temp_line_table): Rename to line_table_test and
4009 move declaration to selftest.h, and drop field m_old_line_table.
4010 (selftest::temp_line_table::temp_line_table): Rename ctor to...
4011 (selftest::line_table_test::line_table_test): ...this. Add a
4012 default ctor. Store current value of line_table within
4014 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
4015 (selftest::line_table_test::~line_table_test): ...this, and
4016 restore line_table from the saved_line_table, rather than
4018 (selftest::test_accessing_ordinary_linemaps): Update for above
4020 (selftest::test_lexer): Likewise.
4021 (struct selftest::lexer_test): Likewise.
4022 (selftest::lexer_test::lexer_test): Likewise.
4023 (selftest::input_c_tests): Move the looping over test cases from
4025 (selftest::for_each_line_table_case): New function.
4026 * input.h (saved_line_table): New decl.
4027 * selftest.h (struct selftest::line_table_case): New forward decl.
4028 (class selftest::line_table_test): New class, moved here from
4029 selftest::temp_line_table in input.c, and renamed.
4030 (selftest::for_each_line_table_case): New decl.
4032 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
4035 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
4037 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
4040 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
4041 enclosing parallel construct for reduction variables on OpenACC loop
4044 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
4046 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
4047 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
4049 (function_to_dwarf_procedure): Update comment.
4051 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4053 * input.c (diagnostics_file_cache_forcibly_evict_file): New
4055 * input.h (diagnostics_file_cache_forcibly_evict_file): New
4057 * selftest.c (selftest::temp_source_file::~temp_source_file):
4058 Evict m_filename from the diagnostic file cache.
4060 2016-08-18 Richard Biener <rguenther@suse.de>
4062 * tree-pass.h (make_pass_materialize_all_clones): Declare.
4063 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
4064 make_pass_materialize_all_clones): New simple IPA pass encapsulating
4065 clone materialization.
4066 * passes.def (all_late_ipa_passes): Start with
4067 pass_materialize_all_clones.
4068 * cgraphunit.c (symbol_table::compile): Remove call to
4069 materialize_all_clones.
4070 * tree-into-ssa.c: Include statistics.h.
4071 (update_ssa): Count number of times we do incremental/rewrite
4074 2016-08-18 Richard Biener <rguenther@suse.de>
4076 PR tree-optimization/77282
4077 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4078 When doing auto-parallelizing also prevent use of PHIs that
4079 carry dependences across loop backedges.
4081 2016-08-18 Tamar Christina <tamar.christina@arm.com>
4082 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4084 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
4086 2016-08-18 Richard Biener <rguenther@suse.de>
4088 * ssa-iterators.h (ssa_vuse_operand): New inline.
4089 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
4090 (predicate_all_scalar_phis): Use remove_phi_node to remove
4091 phi nodes predicated. Delay removing virtual PHIs.
4092 (predicate_mem_writes): Update virtual operands.
4093 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
4094 (tree_if_conversion): Do not rewrite virtual SSA form.
4095 * tree-phinodes.c (release_phi_node): Make static.
4096 * tree-phinodes.h (release_phi_node): Remove.
4098 2016-08-18 Jakub Jelinek <jakub@redhat.com>
4100 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
4101 codes that appear in bdesc_* arrays, instead include i386-builtin.def
4102 twice to define those.
4103 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
4104 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
4105 bdesc_multi_arg): Define by including i386-builtin.def the third time.
4106 * config/i386/i386-builtin.def: New file.
4108 2016-08-17 David Malcolm <dmalcolm@redhat.com>
4110 * input.c (get_source_range_for_char): Rename to...
4111 (selftest::get_source_range_for_char): ...this, and move within
4112 the #if CHECKING_P guard.
4113 (get_num_source_ranges_for_substring): Rename to...
4114 (selftest::get_num_source_ranges_for_substring): ...this, move
4115 within the #if CHECKING_P guard, and make static.
4116 (selftest::assert_num_substring_ranges): Initialize
4119 2016-08-18 Alan Modra <amodra@gmail.com>
4121 PR rtl-optimization/72771
4122 * reload.c (find_reloads): Don't assume that a subreg mem is OK
4123 when find_reloads_toplev returns address_reloaded==-1.
4124 (alternative_allows_const_pool_ref): Update comment.
4126 2015-08-17 Alan Hayward <alan.hayward@arm.com>
4128 PR tree-optimization/71752
4129 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
4130 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
4132 2016-08-17 Jakub Jelinek <jakub@redhat.com>
4134 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
4135 instead of testing ECF_NORETURN bit in gimple_call_flags.
4136 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
4137 * predict.c (tree_bb_level_predictions): Likewise.
4138 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
4141 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
4142 turning a call into __builtin_unreachable-like noreturn call, adjust
4143 gimple_call_set_fntype.
4144 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
4145 gimple_call_fntype has void return type.
4147 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
4149 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
4150 maybe_lookup_decl, to handle nested acc loop directives.
4152 2016-08-17 Richard Biener <rguenther@suse.de>
4154 PR tree-optimization/76490
4155 * tree-vrp.c (update_value_range): Preserve overflow infinities
4156 when intersecting with ranges from get_range_info.
4157 (operand_less_p): Handle overflow infinities correctly.
4158 (value_range_constant_singleton): Use vrp_operand_equal_p
4159 to handle overflow max/min correctly.
4160 (vrp_valueize): Likewise.
4161 (union_ranges): Likewise.
4162 (intersect_ranges): Likewise.
4163 (vrp_visit_phi_node): Improve iteration limitation to only
4164 apply when we'll possibly re-visit the PHI via a changed argument
4167 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4169 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
4170 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
4171 rather than those that should not be built.
4173 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
4176 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
4178 2016-08-17 Richard Biener <rguenther@suse.de>
4180 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
4181 (verify_vssa): New function verifying virtual SSA form.
4182 (verify_ssa): Call it.
4183 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
4184 Do not apply loop-closed SSA handling to virtuals.
4185 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
4186 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
4187 when rewriting their symbol.
4188 (prepare_def_site_for): Likewise.
4189 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
4190 operands of moved stmts.
4192 2016-08-17 Richard Biener <rguenther@suse.de>
4194 PR tree-optimization/23855
4195 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
4196 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
4197 find guards to hoist. Do not update SSA form but rewrite virtuals
4198 into loop closed SSA.
4199 (find_loop_guard): Adjust to skip already hoisted guards. Do
4200 not mark virtuals for renaming or update SSA form.
4202 2016-08-17 Martin Liska <mliska@suse.cz>
4204 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
4205 a LONG_LONG_TYPE_SIZE comparison.
4206 * gcov-io.h: Remove macro definitions.
4207 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
4208 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
4211 2016-08-16 Jakub Jelinek <jakub@redhat.com>
4213 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
4214 that builtins not mentioned in bdesc_* arrays come first, then
4215 the ones mentioned in bdesc_* arrays in the order they appear in
4216 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
4217 IX86_BUILTIN__BDESC_*_LAST enumerator.
4218 (bdesc_mpx): Fix up a comment typo.
4219 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
4220 __builtin_ia32_vpcomneu[bwdq] builtins.
4221 (BDESC_VERIFY, BDESC_VERIFYS): Define.
4222 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
4223 enum ix86_builtins ordering.
4224 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
4225 for direct bdesc_* array member access instead of searching all the
4226 arrays until an fcode match is found.
4228 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
4230 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
4231 pattern as define_insn_and_split. Split insn before reload to
4233 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
4234 <shift_insn><mode>3_1.
4235 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
4236 <rotate_insn><mode>3_1.
4238 2016-08-16 David Malcolm <dmalcolm@redhat.com>
4241 * input.c (get_source_range_for_substring): Rename to...
4242 (get_source_location_for_substring): ...this, adding param
4243 "caret_idx", and converting output param from source_range * to
4245 (get_source_range_for_char): New function.
4246 (get_num_source_ranges_for_substring): Update comment to reflect
4248 (assert_char_at_range): Update to use get_source_range_for_char
4249 rather than get_source_range_for_substring.
4250 (test_lexer_string_locations_concatenation_2): Likewise.
4251 * substring-locations.h (get_source_range_for_substring): Rename
4253 (get_source_location_for_substring): ...this, and adding param
4254 "caret_idx", and converting output param from source_range * to
4257 2016-08-16 David Malcolm <dmalcolm@redhat.com>
4259 * input.c (class selftest::temp_source_file): Move to
4261 (selftest::temp_source_file::temp_source_file): Move to
4263 (selftest::temp_source_file::~temp_source_file): Likewise.
4264 * selftest.c (selftest::temp_source_file::temp_source_file): Move
4266 (selftest::temp_source_file::~temp_source_file): Likewise.
4267 * selftest.h (class selftest::temp_source_file): Move here from
4270 2016-08-16 Jakub Jelinek <jakub@redhat.com>
4273 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
4274 inlining, add cgraph edge for the added __builtin_unreachable call.
4277 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
4278 only cast it to SHWI for the final comparison.
4280 2016-08-16 Martin Liska <mliska@suse.cz>
4282 PR gcov-profile/36412
4283 * doc/gcov.texi: Document --hash-filenames(-x).
4284 * gcov.c (print_usage): Add the option.
4285 (process_args): Process the option, sort options alphabetically.
4286 (md5sum_to_hex): New function.
4287 (make_gcov_file_name): Do the md5sum and append it to a
4290 2016-08-16 Bin Cheng <bin.cheng@arm.com>
4292 PR tree-optimization/69848
4293 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
4294 and swtich operands to avoid additional NOT instruction.
4295 (vcond<v_cmp_mixed><mode>): Ditto.
4296 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
4298 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
4300 * doc/install.texi (*-*-solaris2*): Adjust latest change.
4302 2016-08-16 Richard Biener <rguenther@suse.de>
4304 PR tree-optimization/76783
4305 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
4306 BB visited flags at start.
4308 2016-08-16 Bin Cheng <bin.cheng@arm.com>
4310 PR tree-optimization/72817
4311 PR tree-optimization/73450
4312 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
4313 multiple_of_p for adjusted IV.base.
4315 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
4318 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
4319 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
4320 for !flag_finite_math_only or flag_signed_zeros.
4321 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
4322 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
4323 depend on flag_finite_math_only.
4324 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
4326 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
4327 (*ieee_smin<mode>3): Ditto.
4328 (*ieee_smax<mode>3): Ditto.
4329 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
4330 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
4332 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
4333 depend on flag_finite_math_only.
4334 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
4335 (*mmx_<code>v2sf3): Remove.
4336 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
4337 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
4338 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
4340 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
4342 PR rtl-optimization/73650
4343 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
4344 it is not a simple move.
4346 2016-08-15 Martin Liska <mliska@suse.cz>
4349 * gcc.c (do_spec_1): Call save_string with the right size.
4350 (save_string): Do an assert about string we copy.
4352 2016-08-15 Richard Biener <rguenther@suse.de>
4354 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
4355 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
4357 (pass_data_stv): Likewise.
4359 2016-08-15 Richard Biener <rguenther@suse.de>
4361 PR tree-optimization/73434
4362 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
4363 TBAA info on the base when forwarding a non-invariant address.
4365 2016-08-15 Jakub Jelinek <jakub@redhat.com>
4367 * dwarf2out.c (struct checksum_attributes): Add
4368 at_string_length_bit_size and at_string_length_byte_size fields.
4369 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
4370 and DW_AT_string_length_byte_size.
4371 (die_checksum_ordered): Handle at_string_length_bit_size and
4372 at_string_length_byte_size.
4373 (gen_array_type_die): For dwarf_version >= 5 emit
4374 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4375 (adjust_string_types): For dwarf_version >= 5 remove
4376 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4377 (resolve_addr): Likewise.
4380 * dwarf2out.c (string_types): New variable.
4381 (gen_array_type_die): Change early_dwarf handling of
4382 DW_AT_string_length, create DW_OP_call4 referencing the
4383 length var temporarily. Handle parameters that are pointers
4385 (adjust_string_types): New function.
4386 (gen_subprogram_die): Temporarily set string_types to local var,
4387 call adjust_string_types if needed.
4388 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
4390 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
4392 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
4394 * doc/install.texi (*-*-solaris2*): Fix version number and document
4395 requirement on GNU make for building libjava with the Solaris linker.
4397 2016-08-15 Martin Liska <mliska@suse.cz>
4398 Jakub Jelinek <jakub@redhat.com>
4400 PR tree-optimization/72824
4401 * tree-loop-distribution.c (const_with_all_bytes_same)
4402 <case VECTOR_CST>: Fix a typo.
4404 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
4407 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
4408 Renamed from _mm512_undefined_si512.
4409 (_mm_undefined_si512): New definition.
4411 2016-08-13 Richard Biener <rguenther@suse.de>
4413 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
4414 into PHIs and update the lattice for its def.
4416 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4419 * ubsan.c (instrument_si_overflow): Pass true instead of false
4421 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
4422 of bbs. Return TODO_cleanup_cfg if any returned true.
4424 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4426 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
4427 ISA 3.0 MTVSRDD instruction.
4428 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
4431 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
4433 PR tree-optimization/71083
4434 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
4435 bitfield access when possible.
4437 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
4440 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
4441 sign-changing cast from a shorter unsigned type to a wider
4444 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4446 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
4447 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
4448 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
4450 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4452 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
4453 Correct costs for vec_construct.
4455 2016-08-12 Bin Cheng <bin.cheng@arm.com>
4457 PR tree-optimization/69848
4458 * tree-vectorizer.h (enum vect_def_type): New condition reduction
4459 type CONST_COND_REDUCTION.
4460 * tree-vect-loop.c (vectorizable_reduction): Support new condition
4461 reudction type CONST_COND_REDUCTION.
4463 2016-08-12 Richard Biener <rguenther@suse.de>
4465 PR tree-optimization/57326
4466 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
4467 returning an SSA name.
4468 (phi_translate_1): When fully_constant_expression returns a NAME
4469 make sure we have a leader for it.
4471 2016-08-12 Martin Liska <mliska@suse.cz>
4472 Adam Fineman <afineman@afineman.com>
4474 * gcov.c (process_file): Create .gcov file when .gcda
4477 2016-08-12 Marek Polacek <polacek@redhat.com>
4480 * alias.c (find_base_value): Adjust fall through comment.
4481 * cfgexpand.c (expand_debug_expr): Likewise.
4482 * combine.c (find_split_point): Likewise.
4483 (expand_compound_operation): Likewise. Add FALLTHRU.
4484 (make_compound_operation): Adjust fall through comment.
4485 (canon_reg_for_combine): Add FALLTHRU.
4486 (force_to_mode): Adjust fall through comment.
4487 (simplify_shift_const_1): Likewise.
4488 (simplify_comparison): Likewise.
4489 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
4491 * config/aarch64/predicates.md: Likewise.
4492 * config/i386/i386.c (function_arg_advance_32): Likewise.
4493 (ix86_gimplify_va_arg): Likewise.
4494 (print_reg): Likewise.
4495 (ix86_print_operand): Likewise.
4496 (ix86_build_const_vector): Likewise.
4497 (ix86_expand_branch): Likewise.
4498 (ix86_sched_init_global): Adjust fall through comment.
4499 (ix86_expand_args_builtin): Add FALLTHRU.
4500 (ix86_expand_builtin): Likewise.
4501 (ix86_expand_vector_init_one_var): Likewise.
4502 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4503 (rs6000_adjust_cost): Likewise.
4504 (insn_must_be_first_in_group): Likewise.
4505 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
4506 * dbxout.c (dbxout_symbol): Adjust fall through comment.
4507 * df-scan.c (df_uses_record): Likewise.
4508 * dojump.c (do_jump): Add FALLTHRU.
4509 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
4511 (resolve_args_picking_1): Adjust fall through comment.
4512 (loc_list_from_tree_1): Likewise.
4513 * expmed.c (make_tree): Likewise.
4514 * expr.c (expand_expr_real_2): Add FALLTHRU.
4515 (expand_expr_real_1): Likewise. Adjust fall through comment.
4516 * fold-const.c (const_binop): Adjust fall through comment.
4517 (fold_truth_not_expr): Likewise.
4518 (fold_cond_expr_with_comparison): Add FALLTHRU.
4519 (fold_binary_loc): Likewise.
4520 (contains_label_1): Adjust fall through comment.
4521 (multiple_of_p): Likewise.
4522 * gcov-tool.c (process_args): Add FALLTHRU.
4523 * genattrtab.c (check_attr_test): Likewise.
4524 (write_test_expr): Likewise.
4525 * genconfig.c (walk_insn_part): Likewise.
4526 * genpreds.c (validate_exp): Adjust fall through comment.
4527 (needs_variable): Likewise.
4528 * gensupport.c (get_alternatives_number): Add FALLTHRU.
4529 (subst_dup): Likewise.
4530 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
4531 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
4532 (gimplify_scan_omp_clauses): Add FALLTHRU.
4533 (goa_stabilize_expr): Likewise.
4534 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
4536 * hsa-gen.c (get_address_from_value): Likewise.
4537 * ipa-icf.c (sem_function::hash_stmt): Likewise.
4538 * ira.c (ira_setup_alts): Add FALLTHRU.
4539 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
4541 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
4542 * opts.c (common_handle_option): Likewise.
4543 * read-rtl.c (read_rtx_code): Likewise.
4544 * real.c (round_for_format): Likewise.
4545 * recog.c (asm_operand_ok): Likewise.
4546 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
4547 * reload1.c (set_label_offsets): Likewise.
4548 (eliminate_regs_1): Likewise.
4549 (reload_reg_reaches_end_p): Likewise.
4550 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
4551 (rtx_cost): Likewise.
4552 * sched-rgn.c (is_exception_free): Likewise.
4553 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
4554 * stor-layout.c (int_mode_for_mode): Likewise.
4555 * toplev.c (print_to_asm_out_file): Likewise.
4556 (print_to_stderr): Likewise.
4557 * tree-cfg.c (gimple_verify_flow_info): Likewise.
4558 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
4559 (chrec_fold_multiply): Likewise.
4560 (evolution_function_is_invariant_rec_p): Likewise.
4561 (for_each_scev_op): Likewise.
4562 * tree-data-ref.c (siv_subscript_p): Likewise.
4563 (get_references_in_stmt): Likewise.
4564 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
4565 (substitute_in_expr): Likewise.
4566 (type_cache_hasher::equal): Likewise.
4567 (walk_type_fields): Likewise.
4568 * var-tracking.c (adjust_mems): Add FALLTHRU.
4569 (set_dv_changed): Adjust fall through comment.
4570 * varasm.c (default_function_section): Add FALLTHRU.
4572 2016-08-12 Marek Polacek <polacek@redhat.com>
4575 * tree-complex.c (expand_complex_division): Add missing break.
4577 2016-08-12 Richard Biener <rguenther@suse.de>
4579 * passes.c (execute_todo): Do not push/pop TV_TODO.
4580 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
4581 (execute_one_pass): Likewise.
4582 * common.opt (ftime-report-details): New switch.
4583 * doc/invoke.texi (ftime-report-details): Document.
4584 * timevar.h (timer::print_row): Adjust signature.
4585 (timer::all_zero): New static helper.
4586 (timer::child_map_t): New typedef.
4587 (timer::time_var_def): Add children field.
4588 * timevar.c (timer::named_items::print): Adjust.
4589 (timer::~timer): Free timevar recorded children.
4590 (timer::pop_internal): When -ftime-report-details record
4591 time spent in sub-timevars.
4592 (timer::print_row): Adjust.
4593 (timer::print): Print sub-timevar stats, use all_zero.
4594 * timevar.def (TV_TODO): Remove.
4596 2016-08-12 Richard Biener <rguenther@suse.de>
4598 PR tree-optimization/72851
4599 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
4600 worklists to use bitmaps indexed in execution order.
4601 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
4602 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
4603 (cfg_blocks): Make a bitmap.
4604 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
4606 (cfg_blocks_empty_p): Adjust.
4607 (cfg_blocks_add): Likewise.
4608 (cfg_blocks_get): Likewise.
4609 (add_ssa_edge): Likewise.
4610 (add_control_edge): Likewise.
4611 (simulate_stmt): Likewise.
4612 (process_ssa_edge_worklist): Likewise.
4613 (simulate_block): Likewise.
4614 (ssa_prop_init): Compute PRE order and stmt UIDs.
4615 (ssa_prop_fini): Adjust.
4616 (ssa_propagate): Adjust.
4618 2016-08-12 Richard Biener <rguenther@suse.de>
4620 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
4621 the currently executable edges have fixed ranges. Always
4622 go through update_value_range.
4624 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
4628 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
4629 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
4630 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
4631 (LANG_HOOKS_DECLS): Add it.
4632 * langhooks.h (struct lang_hooks_for_decls): Add
4633 function_decl_defaulted. Const_tree-ify
4634 function_decl_explicit_p and function_decl_deleted_p.
4635 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
4636 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
4637 also at strict DWARF v5.
4640 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
4641 TYPE_QUAL_CONST in reference-typed decls.
4644 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
4645 in DW_OP_pieces, just enough to handle pointers to member
4647 (gen_remaining_tmpl_value_param_die_attribute): Use a location
4648 expression on DWARFv5 if a constant value doesn't work.
4650 2016-08-11 David Malcolm <dmalcolm@redhat.com>
4652 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
4653 * selftest.c (selftest::test_assertions): New function.
4654 (selftest::selftest_c_tests): New function.
4655 * selftest.h (selftest::selftest_c_tests): New declaration.
4657 2016-08-11 Richard Biener <rguenther@suse.de>
4658 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4660 PR rtl-optimization/72855
4661 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
4663 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4666 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
4667 (vsx_store_<mode>): Likewise.
4669 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
4671 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
4672 TImode CONST_WIDE_INT store.
4673 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
4675 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
4677 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
4678 mode if unaligned SSE load and store are optimal.
4680 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
4682 PR tree-optimization/71083
4683 * tree-predcom.c (ref_at_iteration): Correctly align the
4686 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4688 * config/s390/s390-builtin-types.def: Add INT128 types.
4689 * config/s390/s390-builtins.def: Add INT128 variants for the add
4690 sub low-level builtins dealing with TImode.
4691 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
4692 via subreg when expanding a builtin.
4693 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
4694 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
4696 * config/s390/vecintrin.h: Adjust builtin names accordingly.
4697 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
4698 ("vec_addc<mode>", "vec_addc_u128"): Merge to
4699 "vacc<bhfgq>_<mode>".
4700 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
4701 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
4702 ("vec_subc<mode>", "vec_subc_u128"): Merge to
4703 "vscbi<bhfgq>_<mode>".
4704 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
4705 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
4707 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4709 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
4711 2016-08-11 Bin Cheng <bin.cheng@arm.com>
4713 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
4715 (vcond<v_cmp_mixed><mode>): Ditto.
4716 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
4718 2016-08-11 Bin Cheng <bin.cheng@arm.com>
4720 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
4721 variable explicitly, also assert on it before use.
4723 2016-08-11 Richard Biener <rguenther@suse.de>
4725 PR tree-optimization/72772
4726 * cfgloopmanip.c (create_preheader): Use split_edge if there
4727 is a single loop entry, avoiding degenerate PHIs.
4729 2016-08-11 Richard Biener <rguenther@suse.de>
4731 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
4732 unconditional TODO_cleanup_cfg.
4733 (pass_thread_jumps::execute): Initialize loops, perform a CFG
4734 cleanup only if we threaded a jump.
4736 2016-08-11 Alan Modra <amodra@gmail.com>
4739 * lra-constraints.c (simplify_operand_subreg): Allow subreg
4740 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
4741 slow. Emit two reloads for slow mem case, first loading in
4742 fast innermode, then converting to required mode.
4744 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4746 * config/rs6000/altivec.h (vec_extract_exp): New macro.
4747 (vec_extract_sig): New macro.
4748 (vec_insert_exp): New macro.
4749 (vec_test_data_class): New macro.
4750 (scalar_extract_exp): New macro.
4751 (scalar_extract_sig): New macro.
4752 (scalar_insert_exp): New macro.
4753 (scalar_test_data_class): New macro.
4754 (scalar_test_neg): New macro.
4755 (scalar_cmp_exp_gt): New macro.
4756 (scalar_cmp_exp_lt): New macro.
4757 (scalar_cmp_exp_eq): New macro.
4758 (scalar_cmp_exp_unordered): New macro.
4759 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
4760 to enforce constraint that operand is a 7-bit unsigned literal.
4761 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
4762 for power9 built-ins.
4763 (BU_P9V_VSX_2): Likewise.
4764 (BU_P9V_64BIT_VSX_2): Likewise.
4765 (VSEEDP): Add scalar extract exponent support.
4766 (VSEESP): Add scalar extract signature support.
4767 (VSTDCNDP): Add scalar test negative support.
4768 (VSTDCNSP): Likewise.
4769 (VSIEDP): Add scalar insert exponent support.
4770 (VSCEDPGT): Add scalar compare exponent greater than support.
4771 (VSCEDPLT): Add scalar compare exponent less than support.
4772 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
4773 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
4774 (VSTDCDP): Add scalar test data class support.
4775 (VSTDCSP): Likewise.
4776 (VSEEDP): Add overload support for scalar extract exponent
4778 (VSESDP): Add overload support for scalar extract signature
4780 (VSTDCN): Add overload support for scalar test negative
4782 (VSTDCNDP): Add overload support for scalar test negative
4784 (VSTDCNSP): Add overload support for scalar test negative
4786 (VSIEDP): Add overload support for scalar insert exponent
4788 (VSTDC): Add overload support for scalar test data class
4790 (VSTDCDP): Add overload support for scalar test data class
4792 (VSTDCSP): Add overload support for scalar test data class
4794 (VSCEDPGT): Add overload support for scalar compare exponent
4795 greater than operation.
4796 (VSCEDPLT): Add overload support for scalar compare exponent
4797 less than operation.
4798 (VSCEDPEQ): Add overload support for scalar compare exponent
4799 test-for-equality operation.
4800 (VSCEDPUO): Add overload support for scalar compare exponent
4801 test-for-unordered operation.
4802 (VEEDP): Add vector extract exponent support.
4804 (VESDP): Add vector extract significand support.
4806 (VIEDP): Add vector insert exponent support.
4808 (VTDCDP): Add vector test data class support.
4810 (VES): Add overload support for vector extract significand operation.
4813 (VEE): Add overload support for vector extract exponent operation.
4816 (VTDC): Add overload support for vector test data class operation.
4819 (VIE): Add overload support for vector insert exponent operation.
4822 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4823 overloaded binary floating point functions.
4824 (altivec_resolve_overloaded_builtin): Improve error messages to
4825 distinguish between functions not supported in the current
4826 compiler configuration and functions that were invoked with an
4827 invalid parameter combination, and include the built-in function
4828 name in both error messages.
4829 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
4831 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
4833 (rs6000_expand_binop_builtin): Add check to enforce that argument
4834 2 of the test data class operations is a 7-bit unsigned literal.
4835 (rs6000_invalid_builtin): Add code to issue an error message if a
4836 built-in function that requires the power9_vector and -m32
4837 command-line options is compiled without these options.
4838 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
4839 (UNSPEC_VSX_SXSIGDP): New value.
4840 (UNSPEC_VSX_SXSIGPDP): New value.
4841 (UNSPEC_VSX_SIEXPDP): New value.
4842 (UNSPEC_VSX_SCMPEXPDP): New value.
4843 (UNSPEC_VSX_STSTDC): New value.
4844 (UNSPEC_VSX_VXEXP): New value.
4845 (UNSPEC_VSX_VXSIG): New value.
4846 (UNSPEC_VSX_VIEXP): New value.
4847 (UNSPEC_VSX_VTSTDC): New value.
4848 (xsxexpdp): New insn for scalar extract exponent.
4849 (xsxsigdp): New insn for scalar extract significand.
4850 (xsiexpdp): New insn for scalar insert exponent.
4851 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
4852 (*xscmpexpdp): New insn for scalar compare exponents.
4853 (xststdc<Fvsx): New expansion for both single- and
4854 double-precision scalar test data class operations.
4855 (xststdcneg<Fvsx>): New expansion for both single- and
4856 double-precision scalar test for negative value operations.
4857 (*xststdc<Fvsx>): New insn for scalar test data class
4859 (xvxexp<VSs>): New insn for single- and double-precision
4860 vector extract exponent operation.
4861 (xvxsig<VSs>): New insn for single- and double-precision
4862 vector extract significand operation.
4863 (xviexp<VSs>): New insn for single- and double-precision
4864 vector insert exponent operation.
4865 (xvtstdc<VSs>): New insn for single- and double-precision
4866 vector test data class operation.
4867 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4868 built-in functions to represent the Power9 binary floating-point
4869 support instructions.
4871 2016-08-10 bin cheng <bin.cheng@arm.com>
4873 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
4875 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
4876 Renlin Li <renlin.li@arm.com>
4877 Bin Cheng <bin.cheng@arm.com>
4879 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
4880 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
4881 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
4882 (aarch64_vcond_internal<mode><mode>): Delete pattern.
4883 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
4884 (vcond<v_cmp_result><mode>): Ditto.
4885 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
4886 (vcondu<mode><mode>): Ditto.
4887 (vcond<v_cmp_mixed><mode>): New pattern.
4888 (vcondu<mode><v_cmp_mixed>): New pattern.
4889 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
4890 of aarch64_vcond_internal.
4892 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
4893 Renlin Li <renlin.li@arm.com>
4894 Bin Cheng <bin.cheng@arm.com>
4896 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
4897 (vec_cmp<mode><v_cmp_result>): New pattern.
4898 (vec_cmpu<mode><mode>): New pattern.
4899 (vcond_mask_<mode><v_cmp_result>): New pattern.
4901 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
4903 PR tree-optimization/71734
4904 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
4905 REF_LOOP, invoke ref_indep_loop_p_1.
4906 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
4907 to ref_indep_loop_p.
4908 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
4909 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
4910 is inside LOOP, do not cache dpendence value for loops with
4912 (ref_indep_loop_p_2): Delete function.
4913 (can_sm_ref_p): Pass LOOP as additional argument to
4916 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4919 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
4920 being an offsettable address.
4922 2016-08-10 Martin Liska <mliska@suse.cz>
4924 PR gcov-profile/58306
4925 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
4926 atomic variants of profile update functions.
4928 2016-08-10 Martin Liska <mliska@suse.cz>
4930 Cherry picked (and modified) from google-4_7 branch
4931 2012-12-26 Rong Xu <xur@google.com>
4932 * common.opt (fprofile-update): Add new flag.
4933 * coretypes.h: Define enum profile_update.
4934 * doc/invoke.texi: Document -fprofile-update.
4935 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
4936 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
4937 * tree-profile.c (gimple_init_edge_profiler): Generate
4938 also atomic profiler update.
4939 (gimple_gen_edge_profiler): Likewise.
4941 2016-08-10 David Malcolm <dmalcolm@redhat.com>
4943 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
4944 stack_usage_file to NULL after fclose calls.
4946 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4949 * reload.c (push_reload): Compute subreg_in_class for
4950 subregs of constants and plus expressions. Remove special
4951 handling of SYMBOL_REFs.
4953 2016-08-10 Alan Modra <amodra@gmail.com>
4956 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
4957 SImode for TARGET_E500_DOUBLE when given SImode.
4959 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
4961 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
4962 unused variable __O.
4964 2016-08-09 Martin Liska <mliska@suse.cz>
4966 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
4967 _gcov_reset to __gcov_reset.
4968 * doc/gcov-tool.texi: Fix typo.
4970 2016-08-09 Martin Liska <mliska@suse.cz>
4972 * value-prof.c (gimple_divmod_values_to_profile): Do not
4973 instrument MOD histogram if a value is not a SSA name.
4975 2016-08-09 Martin Liska <mliska@suse.cz>
4977 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
4980 2016-08-09 Renlin Li <renlin.li@arm.com>
4983 * calls.c (prepare_call_address): Convert funexp to Pmode when
4985 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
4986 (sibcall_value): Likewise.
4988 2016-08-09 Marek Polacek <polacek@redhat.com>
4991 * cselib.c (cselib_expand_value_rtx_1): Add return.
4992 * gengtype.c (dbgprint_count_type_at): Likewise.
4993 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
4994 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
4996 2016-08-09 Martin Jambor <mjambor@suse.cz>
4999 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
5000 if instance is a MEM_REF.
5002 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
5005 * config/i386/i386.md (*movtf_internal): Use
5006 lra_in_progress || reload_completed instead of !can_create_pseudo_p
5007 in the insn constraint.
5008 (*movxf_internal): Ditto.
5009 (*movdf_internal): Ditto.
5010 (*movsf_internal): Ditto.
5012 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5014 PR tree-optimization/72772
5015 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5018 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5020 PR tree-optimization/72772
5021 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
5023 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
5024 parameter STOP and update calls. Move expand_simple_operations
5025 function call from here...
5026 (simplify_using_initial_conditions): ...to here. Delete parameter
5028 (tree_simplify_using_condition): Delete parameter STOP.
5029 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
5030 simplify_using_initial_conditions.
5032 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
5035 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
5036 Use create_tmp_var_raw instead of create_tmp_var.
5038 2016-08-09 Richard Biener <rguenther@suse.de>
5040 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
5041 Treat same SSA names related.
5043 2016-08-09 Jakub Jelinek <jakub@redhat.com>
5045 PR tree-optimization/72824
5046 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
5047 real_zerop is not negative.
5049 2016-08-09 Richard Biener <rguenther@suse.de>
5051 PR tree-optimization/71802
5052 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
5053 all merge opportunities with the predecessor.
5055 2016-08-09 Richard Biener <rguenther@suse.de>
5058 * ipa-prop.c (ipa_modify_formal_parameters): Build
5059 parameter types with natural alignment also for the
5062 2016-08-08 Andi Kleen <ak@linux.intel.com>
5064 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
5066 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5069 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
5070 do-nothing langhook.
5071 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
5072 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
5073 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
5074 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
5076 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5079 * input.c: Ensure that HAVE_ICONV is defined.
5081 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5084 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
5085 private vars for lastprivate and for linear iterator.
5088 * omp-simd-clone.c: Include varasm.h.
5089 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
5090 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
5091 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
5092 update function name.
5094 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5096 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
5097 (avr_diagnose_devicespecs_error): Remove.
5098 (avr_devicespecs_file): Remove composing absolute path for specfile
5099 and its verbose info. Remove conditions to check specs-file,
5101 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5103 PR rtl-optimization/72821
5104 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
5105 just return false for them.
5107 2016-08-08 Alan Modra <amodra@gmail.com>
5110 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
5111 toc refs created during reload. Update function comment.
5113 2016-08-08 Alan Modra <amodra@gmail.com>
5116 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
5117 alternatives. Put loads first, then stores, and reg/reg moves
5118 within same class later. Delete attr length.
5120 2016-08-08 Alan Modra <amodra@gmail.com>
5123 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
5124 (mem_operand_ds_form): New predicate.
5125 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
5126 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
5127 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
5128 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
5129 (extendsfdf2_fpr): Replace o constraint with wY.
5131 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
5133 * tree-ssa-threadbackward.c: Include tree-inline.h
5134 (profitable_jump_thread_path): Use estimate_num_insns to estimate
5135 size of copied block; for cold paths reduce duplication.
5136 (find_jump_threads_backwards): Remove redundant tests.
5137 (pass_thread_jumps::gate): Enable for -Os.
5139 2016-08-07 Jakub Jelinek <jakub@redhat.com>
5142 * stor-layout.c (layout_decl): Fix up formatting.
5143 (relayout_decl): Allow DECL to be FIELD_DECL.
5145 2016-08-07 Alan Modra <amodra@gmail.com>
5147 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
5149 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5151 * data-streamer-in.c (streamer_read_wide_int): New.
5152 (streamer_read_widest_int): Renamed function.
5153 * data-streamer-out.c (streamer_write_wide_int): New
5154 (streamer_write_widest_int): Renamed function.
5155 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
5157 (input_cfg): Call renamed function.
5158 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
5160 (output_cfg): Call renamed function.
5161 * data-streamer.h: Add declarations.
5163 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5165 * tree-ssa-ccp.c (extend_mask): New param sgn.
5166 Remove ORing with wi::mask.
5167 (get_default_value): Adjust call to extend_mask to pass sign.
5168 (evaluate_stmt): Likewise.
5170 2016-08-06 Jakub Jelinek <jakub@redhat.com>
5172 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
5175 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5177 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
5178 transform if operand's type is pointer to function or method.
5180 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
5182 PR tree-optimization/18046
5183 * tree-ssa-threadedge.c: Include cfganal.h.
5184 (simplify_control_statement_condition): If simplifying a
5185 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
5186 with the dominating ASSERT_EXPR before handing it off to VRP.
5187 Mention that a CASE_LABEL_EXPR may be returned.
5188 (thread_around_empty_blocks): Adjust to handle
5189 simplify_control_statement_condition() returning a
5191 (thread_through_normal_block): Likewise.
5192 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
5193 a switch statement by trying to determine which case label
5196 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
5198 PR rtl-optimization/69847
5199 * lra-constraints.c (process_invariant_for_inheritance): Save
5200 pattern instead of src.
5201 (remove_inheritance_pseudos): Use the pattern. Add assert.
5203 2016-08-05 David Malcolm <dmalcolm@redhat.com>
5205 * input.c (string_concat::string_concat): New constructor.
5206 (string_concat_db::string_concat_db): New constructor.
5207 (string_concat_db::record_string_concatenation): New method.
5208 (string_concat_db::get_string_concatenation): New method.
5209 (string_concat_db::get_key_loc): New method.
5210 (class auto_cpp_string_vec): New class.
5211 (get_substring_ranges_for_loc): New function.
5212 (get_source_range_for_substring): New function.
5213 (get_num_source_ranges_for_substring): New function.
5214 (class selftest::lexer_test_options): New class.
5215 (struct selftest::lexer_test): New struct.
5216 (class selftest::ebcdic_execution_charset): New class.
5217 (selftest::ebcdic_execution_charset::s_singleton): New variable.
5218 (selftest::lexer_test::lexer_test): New constructor.
5219 (selftest::lexer_test::~lexer_test): New destructor.
5220 (selftest::lexer_test::get_token): New method.
5221 (selftest::assert_char_at_range): New function.
5222 (ASSERT_CHAR_AT_RANGE): New macro.
5223 (selftest::assert_num_substring_ranges): New function.
5224 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
5225 (selftest::assert_has_no_substring_ranges): New function.
5226 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
5227 (selftest::test_lexer_string_locations_simple): New function.
5228 (selftest::test_lexer_string_locations_ebcdic): New function.
5229 (selftest::test_lexer_string_locations_hex): New function.
5230 (selftest::test_lexer_string_locations_oct): New function.
5231 (selftest::test_lexer_string_locations_letter_escape_1): New function.
5232 (selftest::test_lexer_string_locations_letter_escape_2): New function.
5233 (selftest::test_lexer_string_locations_ucn4): New function.
5234 (selftest::test_lexer_string_locations_ucn8): New function.
5235 (selftest::uint32_from_big_endian): New function.
5236 (selftest::test_lexer_string_locations_wide_string): New function.
5237 (selftest::uint16_from_big_endian): New function.
5238 (selftest::test_lexer_string_locations_string16): New function.
5239 (selftest::test_lexer_string_locations_string32): New function.
5240 (selftest::test_lexer_string_locations_u8): New function.
5241 (selftest::test_lexer_string_locations_utf8_source): New function.
5242 (selftest::test_lexer_string_locations_concatenation_1): New
5244 (selftest::test_lexer_string_locations_concatenation_2): New
5246 (selftest::test_lexer_string_locations_concatenation_3): New
5248 (selftest::test_lexer_string_locations_macro): New function.
5249 (selftest::test_lexer_string_locations_stringified_macro_argument):
5251 (selftest::test_lexer_string_locations_non_string): New function.
5252 (selftest::test_lexer_string_locations_long_line): New function.
5253 (selftest::test_lexer_char_constants): New function.
5254 (selftest::input_c_tests): Call the new test functions once per
5255 case within the line_table test matrix.
5256 * input.h (struct string_concat): New struct.
5257 (struct location_hash): New struct.
5258 (class string_concat_db): New class.
5259 * substring-locations.h: New header.
5261 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
5263 PR tree-optimization/72810
5264 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
5265 the type of the case labels when truncating.
5267 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
5270 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
5271 (aarch64_fp16_ptr_type_node): Likewise.
5272 * config/aarch64/aarch64-simd-builtins.c
5273 (aarch64_fp16_ptr_type_node): Define.
5274 (aarch64_init_fp16_types): New, refactored out of...
5275 (aarch64_init_builtins): ...here, update to call
5276 aarch64_init_fp16_types.
5277 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
5279 (aapcs_vfp_sub_candidate): Likewise.
5281 2016-08-05 Martin Liska <mliska@suse.cz>
5282 Joshua Cranmer <Pidgeot18@gmail.com>
5284 * gcov.c (line_t::has_block): New function.
5285 (enum loop_type): New enum.
5286 (handle_cycle): New function.
5287 (unblock): Likewise.
5288 (circuit): Likewise.
5289 (get_cycles_count): Likewise.
5290 (accumulate_line_counts): Use new loop detection algorithm.
5292 2016-08-05 Martin Liska <mliska@suse.cz>
5294 * gcov.c (output_intermediate_file): Rename
5295 function_info::line_next to next_file_fn.
5296 (process_file): Likewise.
5297 (read_graph_file): Likewise.
5298 (accumulate_line_counts): Likewise.
5299 (output_lines): Likewise.
5301 2016-08-05 Richard Biener <rguenther@suse.de>
5303 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
5304 restriction on threading to a loop header.
5306 2016-08-05 Richard Biener <rguenther@suse.de>
5308 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
5309 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
5310 adjust loop info accordingly.
5312 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
5314 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
5315 before folding call to __builtin_constant_p with parameters to false.
5317 2016-08-05 Alan Modra <amodra@gmail.com>
5319 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
5320 code accidentally committed 2016-05-02 providing class when given
5323 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
5325 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
5326 the case label ranges that partially overlap with OP's value
5329 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
5332 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
5333 Cast builtin function result to __mmask16 instead of __mmask8.
5334 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
5335 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
5336 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
5338 2016-08-04 David Malcolm <dmalcolm@redhat.com>
5340 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
5341 (ASSERT_TRUE_AT): New macro.
5342 (ASSERT_FALSE): Reimplement in terms of...
5343 (ASSERT_FALSE_AT): New macro.
5344 (ASSERT_STREQ_AT): Fix typo in comment.
5346 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
5348 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
5349 labels are exhaustive, designate the label with the widest
5350 range to be the default label.
5352 2016-08-04 Andrew Pinski <apinski@cavium.com>
5354 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
5355 (thunderx_tunings): Use thunderx_vector_cost instead of
5356 generic_vector_cost.
5358 2016-08-04 Martin Liska <mliska@suse.cz>
5360 * gcov.c (main): Fix GNU coding style.
5361 (output_intermediate_file): Likewise.
5362 (process_file): Likewise.
5363 (generate_results): Likewise.
5364 (release_structures): Likewise.
5365 (create_file_names): Likewise.
5366 (find_source): Likewise.
5367 (read_graph_file): Likewise.
5368 (find_exception_blocks): Likewise.
5369 (canonicalize_name): Likewise.
5370 (make_gcov_file_name): Likewise.
5371 (mangle_name): Likewise.
5372 (accumulate_line_counts): Likewise.
5373 (output_branch_count): Likewise.
5374 (read_line): Likewise.
5376 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
5378 PR rtl-optimization/71779
5379 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
5380 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
5381 or if it was truncated.
5383 PR rtl-optimization/70903
5384 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
5386 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5388 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
5389 accessing SSA_NAME_PTR_INFO.
5391 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5394 * common/config/avr/avr-common.c (avr_option_optimization_table)
5395 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
5397 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5400 * config/avr/avr.md: New pattern to work around do_store_flag
5401 generating shift instructions for bit extractions.
5403 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5405 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
5407 (add_equivalence): Likewise.
5408 (get_value_range): Allocate value range with vrp_value_range_pool.
5409 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
5410 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
5412 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
5414 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
5415 the default for the rs6000 port.
5417 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5420 * calls.c (special_function_p): Remove special handling of
5421 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
5422 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
5423 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
5425 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
5428 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
5429 Don't stop on regular insns.
5431 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
5433 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
5434 size to DImode boundary.
5435 (nvptx_propagate): Likewise.
5437 2016-08-03 Alan Modra <amodra@gmail.com>
5439 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
5440 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
5441 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
5442 from -mefficient-unaligned-vector. Note that this affects fp too.
5444 2016-08-03 Alan Modra <amodra@gmail.com>
5446 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
5449 2016-08-03 Alan Modra <amodra@gmail.com>
5451 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
5452 to a reg. Localize vars.
5454 2016-08-03 Alan Modra <amodra@gmail.com>
5456 * config/rs6000/rs6000.opt: Remove negatives from help strings
5459 2016-08-03 Alan Modra <amodra@gmail.com>
5461 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
5462 Delete duplicated code.
5464 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5467 * lra-spills.c (regno_in_use_p): New.
5468 (lra_final_code_change): Use it.
5470 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5472 PR rtl-optimization/69847
5473 * lra-int.h (struct lra-reg): Use restore_rtx instead of
5475 (lra_rtx_hash): New.
5476 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
5478 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
5479 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
5480 * lra-spills.c (lra_final_code_change): Don't delete insn when the
5481 next insn is USE with the same reg as the current insn source.
5482 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
5484 (lra_constraints_init): Call initiate_invariants.
5485 (lra_constraints_finish): Call finish_invariants.
5486 (struct invariant, invariant_t, invariant_ptr_t): New.
5487 (const_invariant_ptr_t, invariants, invariants_pool): New.
5488 (invariant_table, invariant_hash, invariant_eq_p): New.
5489 (insert_invariant, initiate_invariants, finish_invariants): New.
5490 (clear_invariants, invalid_invariant_regs): New.
5491 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
5492 instead of restore_regno.
5493 (invariant_p, process_invariant_for_inheritance): New.
5494 (inherit_in_ebb): Implement invariant inheritance.
5495 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
5496 (remove_inheritance_pseudos): Implement undoing invariant
5498 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
5499 instead of restore_regno.
5500 * lra-assigns.c (regno_live_length): New.
5501 (reload_pseudo_compare_func): Use regno_live_length.
5502 (assign_by_spills): Use restore_rtx instead of restore_regno.
5503 (lra_assign): Ditto. Initiate regno_live_length.
5505 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
5507 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
5508 __builtin_aarch64_fmindf.
5510 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5512 PR tree-optimization/34114
5513 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
5514 information for more control IVs.
5516 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5518 PR tree-optimization/34114
5519 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
5520 PLUS_EXPR case. Handle SSA_NAME case.
5522 2016-08-02 Tamar Christina <tamar.christina@arm.com>
5524 * config/aarch64/aarch64-simd-builtins.def
5525 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
5526 (__builtin_aarch64_fmaxdf): Likewise.
5527 (__builtin_aarch64_smin_nandf): Likewise.
5528 (__builtin_aarch64_smax_nandf): Likewise.
5529 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
5530 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
5531 (<fmaxmin><mode>3): ...this.
5532 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
5533 (vminnm_f64): Likewise.
5534 (vmin_f64): Likewise.
5535 (vmax_f64): Likewise.
5536 * config/aarch64/iterators.md (FMAXMIN): Merge with...
5537 (FMAXMIN_UNS): ...this.
5538 (fmaxmin): Merged with
5539 (fmaxmin_op): ...this...
5540 (maxmin_uns_op): ...in to this.
5542 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5544 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5545 Add support for vec_extract on vector float, vector int, vector
5546 short, and vector char vector types.
5547 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5548 vector float, vector int, vector short, and vector char
5549 optimizations on 64-bit ISA 2.07 systems for both constant and
5550 variable element numbers.
5551 (rs6000_split_vec_extract_var): Likewise.
5552 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
5553 Altivec registers on ISA 2.07 and above.
5554 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
5555 which never was matched due to the split occuring before register
5556 allocation (and the code would not have worked on little endian
5557 systems if it did match). Allow extracts to go to the Altivec
5558 registers if ISA 2.07 (power8). Change from using "" around the
5559 C++ code to using {}'s.
5560 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
5561 vec_extracts when the vector is in memory.
5562 (vsx_extract_v4sf_var): New insn to optimize vector float
5563 vec_extracts when the element number is variable on 64-bit ISA
5565 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
5566 for 64-bit ISA 2.07 as well as ISA 3.0.
5567 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
5568 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
5569 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
5570 optimize vector int, vector short, and vector char vec_extracts
5571 when the vector is in memory.
5572 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
5573 optimize vector int, vector short, and vector char vec_extracts
5574 when the element number is variable.
5576 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5579 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
5580 does not overlap with other symbol flags.
5582 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
5584 * config/aarch64/aarch64.h (aarch64_frame):
5585 Remove padding0 and hardfp_offset. Add locals_offset,
5586 initial_adjust, callee_adjust, callee_offset and final_adjust.
5587 * config/aarch64/aarch64.c (aarch64_layout_frame):
5588 Remove unused padding0 and hardfp_offset initializations.
5589 Choose frame layout and set frame variables accordingly.
5590 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
5591 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
5592 (aarch64_pop_regs): Likewise.
5593 (aarch64_expand_prologue): Remove all decision code, just emit
5594 prolog according to frame variables.
5595 (aarch64_expand_epilogue): Remove all decision code, just emit
5596 epilog according to frame variables.
5597 (aarch64_initial_elimination_offset): Use offset to local/arg area.
5599 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
5602 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
5603 fix_debug_reg_uses after changing source register mode to
5604 V1TImode if source register is undefined.
5606 2015-08-01 Alan Hayward <alan.hayward@arm.com>
5608 PR tree-optimization/71818
5609 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
5610 with non invariant evolutions
5612 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5615 * config/avr/avr.md (length) [branch]: Correct insn length
5616 attribute for forward branches.
5618 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5620 * doc/extend.texi (AVR Built-in Functions): Document
5622 * config/avr/builtins.def (NOPS): New.
5623 * config/avr/avr.c (avr_expand_nops): New static function.
5624 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
5626 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5628 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
5629 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
5632 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
5634 * config/aarch64/aarch64.c (vulcan_tunings): Update
5635 vulcan L1 cache_line_size.
5637 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5639 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
5640 function that takes a vector memory address, a hard register, an
5641 element number and a temporary base register, and recreates an
5642 address that points to the appropriate element within the vector.
5643 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
5644 (rs6000_split_vec_extract_var): Add support for the target of a
5645 vec_extract with variable element number being a scalar memory
5647 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
5649 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
5650 vsx_extract_<mode>_load insn with a new insn that optimizes
5651 storing either element to a memory location, using scratch
5652 registers to pick apart the vector and reconstruct the address.
5653 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
5654 (vsx_extract_<mode>_store): Rework alternatives to more correctly
5655 support Altivec registers. Add support for ISA 3.0 Altivec d-form
5657 (vsx_extract_<mode>_var): Add support for extracting a variable
5658 element number from memory.
5660 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
5662 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
5663 when testing for compares against constants of the form 0xabab.
5665 2016-07-29 Bin Cheng <bin.cheng@arm.com>
5667 PR tree-optimization/57558
5668 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
5670 (vect_loop_versioning): Support versioning with niter assumptions.
5671 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
5672 (vect_get_loop_niters): New parameter. Reimplement to support
5673 assumptions in loop niter info.
5674 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
5675 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
5676 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
5677 Support loop versioning for niters.
5678 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
5679 (vect_free_loop_info_assumptions): New function.
5680 (vectorize_loops): Free loop niter info for loops with flag
5681 LOOP_F_ASSUMPTIONS set if vectorization failed.
5682 * tree-vectorizer.h (struct _loop_vec_info): New field
5683 num_iters_assumptions.
5684 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
5685 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
5686 (LOOP_REQUIRES_VERSIONING): New macro.
5687 (vect_free_loop_info_assumptions): New decl.
5689 2016-07-29 Bin Cheng <bin.cheng@arm.com>
5691 * cfgloop.h (struct loop): New field constraints.
5692 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
5693 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
5695 * cfgloop.c (alloc_loop): Initialize new field.
5696 * cfgloopmanip.c (copy_loop_info): Copy constraints.
5697 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
5698 Adjust niter analysis wrto loop constraints.
5699 * doc/loop.texi (@node Number of iterations): Add description for loop
5702 2016-07-29 Marek Polacek <polacek@redhat.com>
5705 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
5706 (ix86_expand_round_builtin): Likewise.
5708 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
5709 Georg-Johann Lay <avr@gjlay.de>
5711 PR rtl-optimization/71976
5712 * combine.c (get_last_value): Return 0 if the argument for which
5713 the function is called has a wider mode than the recorded value.
5715 2016-07-29 Marek Polacek <polacek@redhat.com>
5718 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
5719 (altivec_expand_st_builtin): Likewise.
5721 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
5723 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
5724 introduced in r238381.
5726 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5729 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
5730 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
5732 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
5734 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
5736 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5737 Add support for vec_extract of vector double or vector long having
5738 a variable element number on 64-bit ISA 2.07 systems or newer.
5739 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
5741 (rs6000_split_vec_extract_var): New function to split a
5742 vec_extract built-in function with variable element number.
5743 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
5745 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
5746 (UNSPEC_VSX_EXTRACT): Likewise.
5747 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
5748 direct move instructions to be generated on 64-bit ISA 2.07
5749 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
5751 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
5752 arguments for vec_extract variable element.
5753 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
5754 vec_extract with variable element on V2DFmode and V2DImode
5756 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
5757 -mupper-regs-df requirement, since it isn't needed.
5758 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
5759 do direct moves on 64-bit systems, which allows optimization of
5760 vec_extract on 64-bit ISA 2.07 systems and newer.
5762 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
5763 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
5765 * config/aarch64/aarch64.md
5766 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
5768 (<optab>qihi2_aarch64): Likewise, and split into two.
5769 (extendqihi2_aarch64): New.
5770 (zero_extendqihi2_aarch64): New.
5771 * config/aarch64/iterators.md (ldrxt): Remove.
5772 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
5775 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
5777 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
5779 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
5781 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
5782 (aarch64_push_reg): New function to push 1 or 2 registers.
5783 (aarch64_pop_reg): New function to pop 1 or 2 registers.
5784 (aarch64_expand_prologue): Use aarch64_push_regs.
5785 (aarch64_expand_epilogue): Use aarch64_pop_regs.
5787 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
5789 PR tree-optimization/71734
5790 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
5791 attribute instead of REF_LOOP and use it.
5792 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
5793 set it for Loops having non-zero safelen attribute.
5794 (ref_indep_loop_p): Pass zero as initial value for safelen.
5796 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
5800 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
5801 call using chkp_gimple_call_builtin_p.
5802 (chkp_copy_bounds_for_assign): Likewise.
5804 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5806 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
5807 * config/arm/arm-protos.h (struct tune_params): Likewise.
5808 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
5809 (cortex_a9_sched_adjust_cost): Likewise.
5810 (fa726te_sched_adjust_cost): Likewise.
5811 (arm_adjust_cost): Likewise.
5812 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
5813 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
5814 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
5815 * config/i386/i386.c (ix86_adjust_cost): Likewise.
5816 * config/ia64/ia64.c: Likewise.
5817 * config/m68k/m68k.c: Likewise.
5818 * config/mep/mep.c (mep_adjust_cost): Likewise.
5819 * config/microblaze/microblaze.c (microblaze_adjust_cost):
5821 * config/mips/mips.c (mips_adjust_cost): Likewise.
5822 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
5824 * config/pa/pa.c (pa_adjust_cost): Likewise.
5825 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
5826 (rs6000_debug_adjust_cost): Likewise.
5827 * config/sh/sh.c (sh_adjust_cost): Likewise.
5828 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
5829 (hypersparc_adjust_cost): Likewise.
5830 (sparc_adjust_cost): Likewise.
5831 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
5832 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
5833 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
5835 * config/visium/visium.c (visium_adjust_cost): Likewise.
5836 * doc/tm.texi: Regenerate.
5837 * haifa-sched.c (dep_cost_1): Adjust.
5838 * target.def: Merge adjust_cost and adjust_cost_2.
5840 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5842 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
5844 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5846 * store-motion.c (struct st_expr): Make pattern_regs a vector.
5847 (extract_mentioned_regs): Append to a vector instead of
5848 returning a rtx_expr_list.
5849 (st_expr_entry): Adjust.
5850 (free_st_expr_entry): Likewise.
5851 (store_ops_ok): Likewise.
5852 (store_killed_in_insn): Likewise.
5853 (find_moveable_store): Likewise.
5855 2016-07-28 Martin Liska <mliska@suse.cz>
5857 PR gcov-profile/68025
5858 * tree-profile.c (tree_profiling): Respect
5859 no_profile_instrument_function attribute.
5860 * doc/extend.texi: Document no_profile_instrument_function
5863 2016-07-28 Martin Liska <mliska@suse.cz>
5865 PR rtl-optimization/70944
5866 * combine.c (make_compound_operation):
5867 Do not allow make_compound_operation for vector mode
5869 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
5872 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
5873 before calling get_ops.
5875 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5877 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
5878 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
5879 (BITS_PER_UNIT_LOG): Remove.
5880 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
5881 * expr.c (expand_assignment): Likewise.
5882 * stor-layout.c (initialize_sizetypes): Likewise.
5884 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5886 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
5887 signature of rs6000_expand_vector_extract so that the element
5888 number is a RTX instead of a constant integer.
5889 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
5891 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
5892 (altivec_expand_vec_ext_builtin): Likewise.
5893 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
5894 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
5895 MFVSRLD instruction.
5897 2016-07-27 David Malcolm <dmalcolm@redhat.com>
5899 * input.c (get_pure_location): Move here from tree.c.
5900 (make_location): Likewise. Add header comment.
5901 (selftest::test_accessing_ordinary_linemaps): Verify
5902 pure_location_p, make_location, get_location_from_adhoc_loc and
5904 * input.h (get_pure_location): Move declaration here from tree.h.
5905 (get_finish): Likewise for inline function.
5906 (make_location): Likewise for declaration.
5907 * tree.c (get_pure_location): Move to input.c.
5908 (make_location): Likewise.
5909 * tree.h (get_pure_location): Move declaration to tree.h.
5910 (get_finish): Likewise for inline function.
5911 (make_location): Likewise for declaration.
5913 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5916 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
5918 2016-07-27 David Malcolm <dmalcolm@redhat.com>
5920 * system.h (STATIC_ASSERT): Use static_assert if building
5923 2016-07-27 Richard Biener <rguenther@suse.de>
5925 PR tree-optimization/72517
5926 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
5927 Revert change to not compute read-read dependences.
5929 2016-07-27 Richard Biener <rguenther@suse.de>
5931 * predict.c (set_even_probabilities): Make nedges unsigned.
5933 2016-07-27 Martin Liska <mliska@suse.cz>
5935 * predict.c (set_even_probabilities): Handle unlikely edges.
5936 (combine_predictions_for_bb): Likewise.
5938 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5941 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
5942 __float128 support when we don't have hardware support, so that
5943 the IEEE built-in functions like isgreater, first call __unordkf3
5944 to make sure neither operand is a NaN, and if both operands are
5945 ordered, do the normal comparison.
5947 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
5949 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
5951 (extract_code_and_val_from_cond_with_ops): Verify that name is
5952 either cond_op0 or cond_op1.
5954 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
5956 PR tree-optimization/18046
5957 * genmodes.c (emit_mode_size_inline): Emit an assert that
5958 verifies that mode is a valid array index.
5959 (emit_mode_nuinits_inline): Likewise.
5960 (emit_mode_inner_inline): Likewise.
5961 (emit_mode_unit_size_inline): Likewise.
5962 (emit_mode_unit_precision_inline): Likewise.
5963 * tree-vrp.c: Include params.h.
5964 (find_switch_asserts): Register edge assertions for the default
5965 label which correspond to the anti-ranges of each case label.
5966 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
5967 * doc/invoke.texi: Document it.
5969 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5971 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
5972 and unnecessary call to gimple_bb.
5974 2016-07-26 Richard Biener <rguenther@suse.de>
5976 PR rtl-optimization/71984
5977 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
5980 2016-07-26 Richard Biener <rguenther@suse.de>
5983 * expmed.c (extract_bit_field_1): Constrain the vector mode
5984 with element size matching the extraction mode size when
5985 choosing a better vector mode to do the extraction from.
5987 2016-07-26 Richard Biener <rguenther@suse.de>
5988 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5991 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
5994 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5996 * tree-ssa-structalias.c (struct scc_info): Change types of
5997 members to auto_sbitmap and auto_vec.
5998 (scc_info::scc_info): New constructor.
5999 (scc_info::~scc_info): New destructor.
6000 (init_scc_info): Remove.
6001 (free_scc_info): Remove.
6002 (find_indirect_cycles): Adjust.
6003 (perform_var_substitution): Likewise.
6004 (free_var_substitution_info): Likewise.
6006 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6008 * tree-outof-ssa.c (struct elim_graph): Change type of members
6009 to auto_vec and auto_sbitmap.
6010 (elim_graph::elim_graph): New constructor.
6011 (delete_elim_graph): Remove.
6012 (expand_phi_nodes): Adjust.
6014 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6016 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
6017 (new_elim_graph): Adjust.
6018 (clear_elim_graph): Likewise.
6019 (delete_elim_graph): Likewise.
6020 (elim_graph_size): Likewise.
6021 (elim_graph_add_node): Likewise.
6022 (elim_graph_add_edge): Likewise.
6023 (elim_graph_remove_succ_edge): Likewise.
6024 (eliminate_name): Likewise.
6025 (eliminate_build): Likewise.
6026 (elim_forward): Likewise.
6027 (elim_unvisited_predecessor): Likewise.
6028 (elim_backward): Likewise.
6029 (elim_create): Likewise.
6030 (eliminate_phi): Likewise.
6031 (expand_phi_nodes): Likewise.
6033 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6035 * bt-load.c (compute_out): Use auto_sbitmap class.
6036 (link_btr_uses): Likewise.
6037 * cfganal.c (mark_dfs_back_edges): Likewise.
6038 (post_order_compute): Likewise.
6039 (inverted_post_order_compute): Likewise.
6040 (pre_and_rev_post_order_compute_fn): Likewise.
6041 (single_pred_before_succ_order): Likewise.
6042 * cfgexpand.c (pass_expand::execute): Likewise.
6043 * cfgloop.c (verify_loop_structure): Likewise.
6044 * cfgloopmanip.c (fix_bb_placements): Likewise.
6045 (remove_path): Likewise.
6046 (update_dominators_in_loop): Likewise.
6047 * cfgrtl.c (break_superblocks): Likewise.
6048 * ddg.c (check_sccs): Likewise.
6049 (create_ddg_all_sccs): Likewise.
6050 * df-core.c (df_worklist_dataflow): Likewise.
6051 * dse.c (dse_step3): Likewise.
6052 * except.c (eh_region_outermost): Likewise.
6053 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6054 * gcse.c (prune_expressions): Likewise.
6055 (prune_insertions_deletions): Likewise.
6056 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
6057 * graph.c (draw_cfg_nodes_no_loops): Likewise.
6058 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
6059 * lcm.c (compute_earliest): Likewise.
6060 (compute_farthest): Likewise.
6061 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
6062 (unroll_loop_runtime_iterations): Likewise.
6063 (unroll_loop_stupid): Likewise.
6064 * lower-subreg.c (decompose_multiword_subregs): Likewise.
6065 * lra-lives.c: Likewise.
6066 * lra.c (lra): Likewise.
6067 * modulo-sched.c (schedule_reg_moves): Likewise.
6068 (optimize_sc): Likewise.
6069 (get_sched_window): Likewise.
6070 (sms_schedule_by_order): Likewise.
6071 (check_nodes_order): Likewise.
6072 (order_nodes_of_sccs): Likewise.
6073 (order_nodes_in_scc): Likewise.
6074 * recog.c (split_all_insns): Likewise.
6075 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
6076 * reload1.c (reload): Likewise.
6077 * sched-rgn.c (haifa_find_rgns): Likewise.
6078 (split_edges): Likewise.
6079 (compute_trg_info): Likewise.
6080 * sel-sched.c (init_seqno): Likewise.
6081 * store-motion.c (remove_reachable_equiv_notes): Likewise.
6082 * tree-into-ssa.c (update_ssa): Likewise.
6083 * tree-ssa-live.c (live_worklist): Likewise.
6084 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
6085 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6087 (try_peel_loop): Likewise.
6088 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6090 * tree-ssa-pre.c (compute_antic): Likewise.
6091 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
6092 * tree-stdarg.c (reachable_at_most_once): Likewise.
6093 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
6094 * var-tracking.c (vt_find_locations): Likewise.
6096 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6098 * sbitmap.h (auto_sbitmap): New class.
6100 2016-07-26 Alan Modra <amodra@gmail.com>
6103 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
6106 2016-07-25 David Malcolm <dmalcolm@redhat.com>
6108 * input.c (selftest::temp_source_file::temp_source_file): Fix
6109 missing "%s" in fprintf.
6111 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
6114 * cselib.c (cselib_process_insn): Invalidate argument slots for
6117 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6119 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
6120 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
6121 vmulxh_lane_f16, vmulxh_laneq_f16): New.
6123 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6125 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6126 * config/aarch64/aarch64.md (fma, fnma): Support HF.
6127 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
6129 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6131 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6132 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
6134 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
6135 (add<mode>3): Likewise.
6136 (sub<mode>3): Likewise.
6137 (mul<mode>3): Likewise.
6138 (div<mode>3): Likewise.
6139 (*div<mode>3): Likewise.
6140 (<fmaxmin><mode>3): Extend to HF.
6141 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
6142 (fabd<mode>3): Likewise.
6143 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
6144 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
6145 (aarch64_fmulx<mode>): Likewise.
6146 (aarch64_fac<optab><mode>): Likewise.
6147 (aarch64_frecps<mode>): Likewise.
6148 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
6149 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
6150 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
6151 (VSDQ_HSDI): Support HI.
6152 (fcvt_target, FCVT_TARGET): Likewise.
6153 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
6154 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
6155 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
6156 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
6157 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
6158 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
6159 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
6162 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6164 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
6165 * config/aarch64/aarch64-builtins.c (hi_UP): New.
6166 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6167 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
6169 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
6170 (aarch64_cm<optab><mode>): Likewise.
6171 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
6172 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
6173 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
6174 (sqrt<mode>2): Likewise.
6175 (*sqrt<mode>2): Likewise.
6176 (abs<mode>2): Likewise.
6177 (<optab><mode>hf2): New pattern for HF mode.
6178 (<optab>hihf2): Likewise.
6179 * config/aarch64/arm_neon.h: Include arm_fp16.h.
6180 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
6181 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
6183 * config/aarch64/arm_fp16.h: New file.
6184 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
6185 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
6186 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
6187 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
6188 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
6189 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
6190 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
6191 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
6192 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
6193 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
6194 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
6195 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
6198 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6200 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
6201 reduc_smin_scal_): Use VDQIF_F16.
6202 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
6203 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
6205 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
6206 * config/aarch64/iterators.md (VDQIF_F16): New.
6207 (vp): Support HF modes.
6208 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
6209 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
6211 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6213 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
6214 "*aarch64_mulx_elt_from_dup<mode>".
6215 (*aarch64_mul3_elt<mode>): Update schedule type.
6216 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
6217 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
6218 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
6219 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
6220 (f, fp): Support HF modes.
6221 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
6222 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
6223 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
6224 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
6225 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
6226 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
6228 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6230 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6231 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
6233 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
6236 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6238 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6239 * config/aarch64/aarch64-simd.md
6240 (aarch64_rsqrts<mode>): Extend to HF modes.
6241 (fabd<mode>3): Likewise.
6242 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
6243 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
6244 (aarch64_<maxmin_uns>p<mode>): Likewise.
6245 (<su><maxmin><mode>3): Likewise.
6246 (<maxmin_uns><mode>3): Likewise.
6247 (<fmaxmin><mode>3): Likewise.
6248 (aarch64_faddp<mode>): Likewise.
6249 (aarch64_fmulx<mode>): Likewise.
6250 (aarch64_frecps<mode>): Likewise.
6251 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
6252 (add<mode>3): Extend to HF modes.
6253 (sub<mode>3): Likewise.
6254 (mul<mode>3): Likewise.
6255 (div<mode>3): Likewise.
6256 (*div<mode>3): Likewise.
6257 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
6259 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
6260 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
6261 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
6262 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
6263 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
6264 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
6265 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
6266 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
6267 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
6268 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
6269 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
6270 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
6271 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
6272 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
6274 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6276 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
6277 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6278 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
6279 (neg<mode>2): Likewise.
6280 (abs<mode>2): Likewise.
6281 (<frint_pattern><mode>2): Likewise.
6282 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
6283 (<optab><VDQF:mode><fcvt_target>2): Likewise.
6284 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
6285 (ftrunc<VDQF:mode>2): Likewise.
6286 (<optab><fcvt_target><VDQF:mode>2): Likewise.
6287 (sqrt<mode>2): Likewise.
6288 (*sqrt<mode>2): Likewise.
6289 (aarch64_frecpe<mode>): Likewise.
6290 (aarch64_cm<optab><mode>): Likewise.
6291 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
6293 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
6294 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
6296 * config/aarch64/arm_neon.h (vdup_n_f16): New.
6297 (vdupq_n_f16): Likewise.
6298 (vld1_dup_f16): Use vdup_n_f16.
6299 (vld1q_dup_f16): Use vdupq_n_f16.
6300 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
6301 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
6302 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
6303 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
6304 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
6305 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
6306 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
6307 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
6308 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
6309 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
6310 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
6311 vsqrt_f16, vsqrtq_f16): New.
6313 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6315 * config/aarch64/aarch64-simd.md
6316 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
6317 (aarch64_ext<mode>): Likewise.
6318 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
6319 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
6320 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
6322 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
6324 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
6325 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
6326 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
6327 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
6328 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
6329 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
6330 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
6332 (vmov_n_f16): Reimplement using vdup_n_f16.
6333 (vmovq_n_f16): Reimplement using vdupq_n_f16..
6335 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6337 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
6338 "frame_related_p". Generate CFA annotation when it's necessary.
6339 (aarch64_expand_prologue): Use aarch64_add_constant.
6340 (aarch64_expand_epilogue): Likewise.
6341 (aarch64_output_mi_thunk): Pass "false" when calling
6342 aarch64_add_constant.
6344 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6346 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
6349 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6351 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
6352 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
6353 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
6354 (aarch64_build_constant): Delete.
6356 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
6359 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6361 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6362 flag_toplevel_reorder.
6364 2016-07-25 Richard Biener <rguenther@suse.de>
6366 * cgraph.c (cgraph_node::verify_node): Compare against builtin
6367 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
6368 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
6369 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
6370 (streamer_get_builtin_tree): Likewise.
6371 (streamer_write_builtin): Likewise.
6372 * lto-streamer.h (LTO_builtin_decl): Remove.
6373 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
6374 (lto_input_scc): Remove LTO_builtin_decl handling.
6375 (lto_input_tree_1): Liekwise.
6376 * lto-streamer-out.c (lto_output_tree_1): Remove special
6377 handling of builtins.
6378 (DFS::DFS): Likewise.
6379 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
6380 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
6382 (streamer_write_builtin): Remove.
6384 2016-07-25 Martin Liska <mliska@suse.cz>
6386 * lto-cgraph.c (input_symtab): Don't call get_working_sets
6387 if flag_auto_profile is set to true.
6389 2016-07-25 Martin Liska <mliska@suse.cz>
6391 PR gcov-profile/71868
6392 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
6393 have a function with multiple latches, count them all.
6395 2016-07-25 Martin Liska <mliska@suse.cz>
6397 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
6399 2016-07-25 Martin Liska <mliska@suse.cz>
6401 PR tree-optimization/71987
6402 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
6403 just for SSA_NAMEs. Fix GNU coding style.
6405 2016-07-25 Martin Liska <mliska@suse.cz>
6407 PR gcov-profile/64874
6408 * gcov-io.h: Update command about file format.
6409 * gcov-iov.c (main): Adapt the numbering scheme.
6411 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6414 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
6415 whose result is used in PHI.
6416 (final_range_test_p): Likewise.
6417 (maybe_optimize_range_tests): Likewise.
6419 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6421 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6422 Reformat two multi-line strings.
6424 2016-07-22 Martin Sebor <msebor@redhat.com>
6426 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
6428 2016-07-22 Martin Sebor <msebor@redhat.com>
6431 * doc/extend.texi (Compound Literals): Correct and clarify.
6432 (Cast to Union): Same.
6434 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
6436 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6437 comments to explain why certain error messages make mention of
6438 undocumented options.
6439 (rs6000_invalid_builtin): Change error messages to replace mention
6440 of undocumented options with mention of the -mcpu=power9 option
6441 that enables those undocumented options.
6442 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
6443 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
6444 definition of this macro to correct an existing error.
6445 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
6446 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
6447 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
6448 descriptions of built-in functions so that they depend on
6449 -mcpu=power9 instead of on the corresponding undocumented flags.
6450 * doc/invoke.texi (Option Summary): Remove all mention of newly
6452 (IBM RS/6000 and PowerPC Options): Likewise.
6453 * doc/md.texi (Constraints for Particuliar Machines): Remove all
6454 mention of newly undocumented flags.
6456 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
6458 * ipa-cp.c (determine_versionability): Do not create constprop clones,
6459 when target_clones attribute is set.
6461 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6463 * common.opt (funsafe-loop-optimizations): Mark ignore.
6464 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
6465 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
6467 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
6468 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
6470 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6472 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
6474 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
6476 (number_of_iterations_exit): Warn missed loop optimization for
6477 possible infinite loops.
6479 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
6482 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
6483 when to emit a ".machine" pseudo-op.
6485 2016-07-22 Martin Liska <mliska@suse.cz>
6487 PR gcov-profile/69028
6488 PR gcov-profile/62047
6489 * coverage.c (coverage_compute_lineno_checksum): Do not
6490 calculate checksum for fns w/o xloc.file.
6491 (coverage_compute_profile_id): Likewise.
6493 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
6495 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
6496 (avr_secondary_reload): ...and implementation.
6497 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
6498 * config/avr/avr.md (reload_in<mode>): Remove insns.
6499 (adjust_len) [lpm]: Remove insn attribute value.
6500 * config/avr/predicates.md (flash_operand): Remove insn predicate.
6502 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6505 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
6507 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
6508 * calls.c (special_function_p): Remove the special handling of the
6509 "__builtin_" prefix.
6511 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6514 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
6515 if STMT may be an alloca call.
6516 (gimple_alloca_call_p, alloca_call_p): Return only true for the
6517 builtin alloca call.
6518 * calls.h (gimple_maybe_alloca_call_p): New function.
6519 * tree-inline.c (inline_forbidden_p_stmt): Use
6520 gimple_maybe_alloca_call_p here.
6522 2016-07-21 David Malcolm <dmalcolm@redhat.com>
6524 * spellcheck-tree.c (best_macro_match::best_macro_match):
6525 Explictly specify the template arguments when invoking the base
6526 class constructor, to help older C++ compilers.
6528 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6531 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
6532 before builtin_decl_implicit.
6534 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6536 * optabs.c (emit_condiitonal_move): Short circuit for identical
6539 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6541 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
6542 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
6543 (noce_conversion_profitable_p): New.
6544 (noce_try_store_flag_constants): Use it.
6545 (noce_try_addcc): Likewise.
6546 (noce_try_store_flag_mask): Likewise.
6547 (noce_try_cmove): Likewise.
6548 (noce_try_cmove_arith): Likewise.
6549 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
6551 (noce_convert_multiple_sets): Move cost model to here, from...
6552 (bb_ok_for_noce_convert_multiple_sets) ...here.
6553 (noce_process_if_block): Update calls for above changes.
6554 (noce_find_if_block): Record new noce_if_info parameters.
6556 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6558 * target.def (max_noce_ifcvt_seq_cost): New.
6559 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
6560 * doc/tm.texi: Regenerate.
6561 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
6562 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
6563 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
6564 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
6565 * doc/invoke.texi: Document new params.
6567 2016-07-21 Richard Biener <rguenther@suse.de>
6569 PR tree-optimization/71947
6570 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
6571 ranges have useful limit_vr information.
6573 2016-07-21 Richard Biener <rguenther@suse.de>
6575 * function-tests.c (build_trivial_generic_function): Set
6576 BLOCK_SUPERCONTEXT of DECL_INITIAL.
6577 * omp-low.c (create_omp_child_function): Likewise.
6578 (grid_expand_target_grid_body): Likewise.
6579 * cgraphunit.c (init_lowered_empty_function): Likewise.
6580 (cgraph_node::expand_thunk): Likewise.
6581 * tree-parloops.c (create_loop_fn): Likewise.
6582 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
6584 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6586 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
6589 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
6591 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
6592 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
6593 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
6594 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
6595 values for insn attribute.
6596 * config/avr/avr.c (avr_out_insert_notbit): New function.
6597 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
6598 ADJUST_LEN_INSV_NOTBIT_0/_7.
6599 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
6601 2016-07-21 Bin Cheng <bin.cheng@arm.com>
6603 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
6604 (chrec_convert_1, chrec_convert): Ditto.
6605 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
6606 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
6607 * tree-vrp.c (adjust_range_with_scev): Ditto.
6608 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
6609 (scev_var_range_cant_overflow): New function.
6610 (scev_probably_wraps_p): New parameter. Call above function.
6611 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
6613 2016-07-21 Bin Cheng <bin.cheng@arm.com>
6615 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
6616 by removing computation of may_be_zero.
6618 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6620 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
6622 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
6624 Improving concepts performance and diagnostics.
6625 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
6626 for constraint satisfaction and subsumption.
6627 * timevar.h (auto_timevar): New constructor that matches the push/pop
6628 pattern of usage in pt.c.
6630 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
6632 * hwint.h (HOST_WIDE_INT_0): New define.
6633 (HOST_WIDE_INT_0U): Ditto.
6634 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
6635 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
6636 * simplify-rtx.c: Ditto.
6637 * tree-object-size.c: Ditto.
6639 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6641 * config/s390/s390.c (s390_encode_section_info): Remove mode size
6644 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
6646 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
6647 * combine.c: Use HOST_WIDE_INT_M1U instead of
6648 ~(unsigned HOST_WIDE_INT) 0.
6649 * double-int.h: Ditto.
6651 * dwarf2asm.c:Ditto.
6653 * genmodes.c: Ditto.
6655 * read-rtl.c: Ditto.
6656 * tree-ssa-loop-ivopts.c: Ditto.
6657 * tree-ssa-loop-prefetch.c: Ditto.
6658 * tree-vect-generic.c: Ditto.
6659 * tree-vect-patterns.c: Ditto.
6662 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6664 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
6665 constant addresses outside [0,0xc0] into a register.
6666 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
6667 cases where the base address register is unused after.
6668 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
6669 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
6670 (avr_out_store_psi_reg_disp_tiny): Same.
6672 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6674 Implement attribute progmem on reduced Tiny cores by adding
6675 flash offset 0x4000 to respective symbols.
6678 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
6679 documentation how it works on reduced Tiny cores.
6680 (AVR Named Address Spaces): No support for reduced Tiny.
6681 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
6682 (avr_address_tiny_pm_p): New static function.
6683 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
6684 if the address is in progmem.
6685 (avr_assemble_integer): Same.
6686 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
6687 for symbol_ref in progmem.
6688 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
6689 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
6690 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
6692 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
6694 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
6695 * configure: Regenerate.
6696 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
6697 (USE_THIN_ARCHIVES): New variable.
6698 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
6699 this archive as a thin archive.
6701 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6703 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
6704 same location as last time, don't skip if we have fix-it hints.
6705 Clarify the skipping logic by converting it from one "if" clause
6706 to repeated "if" clauses.
6707 * spellcheck-tree.c: Include "cpplib.h".
6708 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
6709 (best_macro_match::best_macro_match): New constructor.
6710 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
6711 Move here from c/c-decl.c.
6712 (class best_macro_match): Move here from c/c-decl.c, converting
6713 from a typedef to a subclass, gaining a ctor.
6715 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6717 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
6718 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
6720 (avr_addr_space_diagnose_usage): ...and implementation.
6721 (avr_addr_space_supported_p): New function.
6722 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
6723 report bad address space usage if that space is supported.
6724 (avr_insert_attributes): Same. No more complain about unsupported
6726 * config/avr/avr-c.c (tm_p.h): Include it.
6727 (avr_cpu_cpp_builtins): Only define addr-space related built-in
6728 macro if avr_addr_space_supported_p.
6730 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6732 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6733 flag_toplevel_reorder.
6735 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6737 * gcc-rich-location.c
6738 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
6740 * gcc-rich-location.h
6741 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
6743 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6745 * target.def (addr_space): Add new diagnose_usage to hook vector.
6746 * targhooks.c (default_addr_space_diagnose_usage): Add default
6747 implementation and...
6748 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
6749 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
6750 is some address space, call targetm.addr_space.diagnose_usage.
6751 * doc/tm.texi.in (Named Address Spaces): Add anchor for
6752 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
6753 * doc/tm.texi: Regenerate.
6755 2016-07-20 Martin Liska <mliska@suse.cz>
6758 * graphite-isl-ast-to-gimple.c (later_of_the_two):
6759 Properly handly PHI stmts.
6761 2016-07-20 Bin Cheng <bin.cheng@arm.com>
6763 PR tree-optimization/71503
6764 PR tree-optimization/71683
6765 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
6768 2016-07-20 Martin Liska <mliska@suse.cz>
6770 * doc/invoke.texi (-fipa-ra): Document when the option is
6771 disabled. Fix a typo.
6773 2016-07-20 Martin Liska <mliska@suse.cz>
6775 * Makefile.in: Include fibonacci_heap.c
6776 * fibonacci_heap.c: New file.
6777 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
6778 (fibonacci_heap::union_with): Fix deletion of the second heap.
6779 * selftest-run-tests.c (selftest::run_tests): Incorporate
6780 fibonacci heap tests.
6781 * selftest.h: Declare fibonacci_heap_c_tests.
6783 2016-07-20 Martin Liska <mliska@suse.cz>
6785 * selftest-run-tests.c (selftest::run_tests): New function.
6786 * selftest.h (sreal_c_tests): Declare.
6787 * sreal.c (sreal_verify_basics): New function.
6788 (verify_aritmetics): Likewise.
6789 (sreal_verify_arithmetics): Likewise.
6790 (verify_shifting): Likewise.
6791 (sreal_verify_shifting): Likewise.
6792 (void sreal_c_tests): Likewise.
6794 2016-07-19 Jakub Jelinek <jakub@redhat.com>
6796 PR rtl-optimization/71916
6797 * cfgrtl.c (contains_no_active_insn_p): Return false also for
6798 bb which have a single succ fake edge.
6800 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
6803 * dwarf2out.c (gen_subprogram_die): Only call
6804 gen_unspecified_parameters_die while dumping early dwarf.
6806 2016-07-19 Jakub Jelinek <jakub@redhat.com>
6809 * gimple-fold.c (fold_builtin_memory_op): Use
6810 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
6812 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
6814 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
6815 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
6816 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
6817 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
6821 * double-int.c: Ditto.
6823 * dwarf2out.c: Ditto.
6826 * fold-const.c: Ditto.
6827 * function.c: Ditto.
6829 * genmodes.c: Ditto.
6833 * loop-doloop.c: Ditto.
6834 * loop-invariant.c: Ditto.
6841 * simplify-rtx.c: Ditto.
6842 * stor-layout.c: Ditto.
6844 * tree-ssa-loop-ivopts.c: Ditto.
6845 * tree-vect-generic.c: Ditto.
6846 * tree-vect-patterns.c: Ditto.
6851 * wide-int-print.cc: Ditto.
6852 * wide-int.cc: Ditto.
6853 * wide-int.h: Ditto.
6855 2016-07-19 David Malcolm <dmalcolm@redhat.com>
6857 * selftest.c (selftest::assert_streq): Handle NULL values of
6858 val_actual and val_expected.
6860 2016-07-19 Martin Jambor <mjambor@suse.cz>
6863 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
6864 rather than cgraph_create_node to get a call graph node.
6866 2016-07-19 Richard Biener <rguenther@suse.de>
6868 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
6869 handle all tcc_constant bases and valueize SSA names.
6870 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
6873 2016-07-19 David Malcolm <dmalcolm@redhat.com>
6875 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
6876 the flags of the exit block and bb2, not just the entry block.
6878 2016-07-19 Richard Biener <rguenther@suse.de>
6880 PR tree-optimization/71901
6881 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
6882 align member, group stuff with the bitfield.
6883 (vn_ref_op_align_unit): New inline.
6884 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
6885 record element alignment and operand 3 unchanged.
6886 (ao_ref_init_from_vn_reference): Adjust.
6887 (valueize_refs_1): Likewise.
6888 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
6890 2016-07-19 Richard Biener <rguenther@suse.de>
6892 PR tree-optimization/71908
6893 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
6894 symbolic constants in a more reliable way.
6896 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
6898 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
6900 (vect_update_inits_of_drs): Likewise.
6901 (vect_create_cond_for_alias_checks): Likewise.
6902 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
6904 2016-07-19 Richard Biener <rguenther@suse.de>
6907 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
6908 with an abstract origin that is not an inlined function outer
6909 scope add a self-reference as abstract origin.
6910 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
6912 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6915 * config/rs6000/rs6000.c (rs6000_function_value): Fix
6916 unintentional System V.4 structure return breakage for structures
6917 with a single floating point element.
6919 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
6921 PR tree-optimization/71734
6922 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
6923 contains REF, use it to check safelen, assume that safelen value
6924 must be greater 1, fix style.
6925 (ref_indep_loop_p_2): Add REF_LOOP argument.
6926 (ref_indep_loop_p): Pass LOOP as additional argument to
6929 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
6931 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
6932 allocation in the prologue.
6933 * explow.c (get_dynamic_stack_base): New function to return an address
6934 expression for the dynamic stack base.
6935 (get_dynamic_stack_size): New function to do the required dynamic stack
6936 space size calculations.
6937 (allocate_dynamic_stack_space): Use new functions.
6938 (align_dynamic_address): Move some code from
6939 allocate_dynamic_stack_space to new function.
6940 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
6942 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6944 * config/s390/s390.c (s390_encode_section_info): Always set
6945 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
6948 2016-07-18 Richard Biener <rguenther@suse.de>
6950 PR tree-optimization/71893
6951 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
6952 for sizetype cast added by array_ref_element_size.
6953 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6955 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
6957 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
6958 register parameters. Remove code to initialize argument pointer
6959 on TARGET_64BIT. Optimize call to _mcount when it can be reached
6960 using a pc-relative branch. Cleanup conditional code.
6961 * config/pa/pa.md (call_mcount): New expander.
6962 (call_mcount_nonpic): New insn.
6963 (call_mcount_pic): New insn and split.
6964 (call_mcount_pic_post_reload): New insn.
6965 (call_mcount_64bit): New insn and split.
6966 (call_mcount_64bit_post_reload): New insn.
6968 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
6970 * config/avr/predicates.md (const_m255_to_m1_operand): New.
6971 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
6972 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
6973 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
6974 (*usum_widenqihi3, *udiff_widenqihi3)
6975 (*addhi3_zero_extend.const): New combiner insns.
6976 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
6977 just 1 bit is affected.
6978 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
6979 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
6981 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
6983 * omp-low.c (lower_omp_target): Mark data clauses with
6984 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
6985 zero-length subarrays.
6987 2016-07-15 Richard Biener <rguenther@suse.de>
6989 PR tree-optimization/71881
6990 * tree-loop-distribution.c (destroy_loop): Remove blocks in
6991 reverse DOM order to make debug temp generation happy.
6993 2016-07-15 Richard Biener <rguenther@suse.de>
6995 PR tree-optimization/71887
6996 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
6997 verify it is not zero for division / modulo handling.
6998 (value_replacement): Adjust.
7000 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
7001 Julian Brown <julian@codesourcery.com>
7003 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
7004 * config/aarch64/aarch64-cost-tables.h
7005 (vulcan_extra_costs): New variable.
7006 * config/aarch64/aarch64.c
7007 (vulcan_addrcost_table): Likewise.
7008 (vulcan_regmove_cost): Likewise.
7009 (vulcan_vector_cost): Likewise.
7010 (vulcan_branch_cost): Likewise.
7011 (vulcan_tunings): Likewise.
7013 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
7015 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
7016 (output_in_order): Loop over undefined variables too. Output them
7017 via assemble_undefined_decl. Skip variables that correspond to hard
7018 registers or have value-exprs.
7019 * varpool.c (symbol_table::output_variables): Handle undefined
7020 variables together with defined ones.
7022 2016-07-15 Richard Biener <rguenther@suse.de>
7024 * tree-ssa-pre.c (get_representative_for): Make sure to return
7025 the value number of SSA names.
7026 (phi_translate_1): get_representative_for cannot return NULL.
7027 (do_pre_regular_insertion): Remove redundant call to
7028 fully_constant_expression.
7029 (do_pre_partial_partial_insertion): Likewise.
7031 2016-07-15 Bin Cheng <bin.cheng@arm.com>
7033 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
7034 (derive_simple_iv_with_niters): New function.
7035 (simple_iv): Rewrite using simple_iv_with_niters.
7036 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
7037 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7039 (number_of_iterations_exit): Rewrite using above function.
7040 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7043 2016-07-15 Richard Biener <rguenther@suse.de>
7045 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
7048 2016-07-14 Jakub Jelinek <jakub@redhat.com>
7050 PR tree-optimization/71872
7051 * tree-data-ref.c (get_references_in_stmt): Ignore references
7052 with is_gimple_constant get_base_address.
7054 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7056 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
7057 (TARGET_HAVE_LDACQD): New macro.
7058 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
7059 than TARGET_HAVE_LDACQ.
7060 (arm_load_acquire_exclusivedi): Likewise.
7061 (arm_store_release_exclusivedi): Likewise.
7063 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7065 PR rtl-optimization/71878
7066 * lra-constraints.c (match_reload): Pass information about other
7067 output operands. Create new unique register value if matching input
7068 operand shares same register value as output operand being considered.
7069 (curr_insn_transform): Record output operands already processed.
7071 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7074 PR tree-optimization/70923
7075 * tree-vect-patterns.c: Include mult-synthesis.h.
7076 (target_supports_mult_synth_alg): New function.
7077 (synth_lshift_by_additions): Likewise.
7078 (apply_binop_and_append_stmt): Likewise.
7079 (vect_synth_mult_by_constant): Likewise.
7080 (target_has_vecop_for_code): Likewise.
7081 (vect_recog_mult_pattern): Use above functions to synthesize vector
7082 multiplication by integer constants.
7084 2016-07-14 Alan Modra <amodra@gmail.com>
7086 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
7087 gpr alternatives. Correct '*' placement on Y,r alternative.
7088 Add '*' on operand 1 of r,r alternative.
7090 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7092 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
7093 * expmed.h: ... Here.
7095 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
7097 * gimple.h (stmt_can_terminate_bb_p): New function.
7098 * tree-cfg.c (need_fake_edge_p): Rename to ...
7099 (stmt_can_terminate_bb_p): ... this; return true if stmt can
7100 throw external; handle const and pure calls.
7101 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
7103 2016-07-14 Richard Biener <rguenther@suse.de>
7105 PR tree-optimization/71866
7106 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
7107 (do_hoist_insertion): Avoid endless recursion when we
7108 didn't insert anything because we managed to simplify
7109 things down to a constant or SSA name.
7110 (fully_constant_expression): Re-write in terms of ...
7111 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
7112 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
7113 vn_nary_build_or_lookup_1.
7114 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
7115 (vn_nary_build_or_lookup): ... this which now wraps it.
7117 2016-07-14 Alan Modra <amodra@gmail.com>
7120 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
7121 with p9_vector override before power9-dform override.
7123 2016-07-13 Andi Kleen <ak@linux.intel.com>
7125 * value-prof.c (gimple_value_profile_transformations): Don't run
7126 when auto_profile is on.
7128 2016-07-13 Andi Kleen <ak@linux.intel.com>
7130 * auto-profile.c (update_inlined_ind_target,
7131 afdo_indirect_call): Print information to dump file.
7133 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
7135 * genrecog.c (special_predicate_operand_p): New function.
7136 (predicate_name): Move function.
7137 (validate_pattern): Don't warn about missing mode for all
7138 define_special_predicate predicates.
7140 2016-07-13 Bin Cheng <bin.cheng@arm.com>
7142 * tree-vect-data-refs.c (vect_no_alias_p): New function.
7143 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
7144 resolve alias checks which are known at compilation time.
7145 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
7146 alias checks are resolved. Move dump info for too many runtime
7147 alias checks to here...
7148 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
7150 2016-07-13 Richard Biener <rguenther@suse.de>
7152 PR tree-optimization/24574
7153 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
7154 position and add shift, rotate, divison and modulo support
7156 (value_replacement): Pass in argument position to absorbing_element_p.
7158 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
7161 * ipa-inline-transform.c (inline_call): Support
7162 instrumented thunks.
7164 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7166 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
7167 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
7169 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
7170 Baseline. Make initial alternative TARGET_32BIT only.
7171 (udivsi3): Likewise.
7172 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
7173 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
7176 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7178 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
7179 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
7180 availability with TARGET_HAVE_MOVT.
7181 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
7182 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
7183 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
7185 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
7186 extra instruction if MOVW is available. Use a cost variable
7187 incremented by COSTS_N_INSNS (1) when the condition match rather than
7188 returning an arithmetic expression based on COSTS_N_INSNS. Make
7189 constant with bottom half word zero cost 2 instruction if MOVW is
7191 * config/arm/arm.md (define_attr "arch"): Add v8mb.
7192 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
7193 target is ARMv8-M Baseline.
7194 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
7195 (arm_movtas_ze): Likewise.
7196 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
7197 alternative for constants satisfying j constraint.
7198 (thumb1_movsi_insn): Likewise.
7199 (movsi splitter for K alternative): Tighten condition to not trigger
7200 if movt is available and j constraint is satisfied.
7201 (Pe immediate splitter): Likewise.
7202 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
7203 constant fitting in an halfword to use MOVW.
7204 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
7207 2016-07-13 Richard Biener <rguenther@suse.de>
7210 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
7211 gimplifying the LHS. Make sure to gimplify a returning twice
7212 call LHS without using SSA names.
7214 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7216 * tree-data-ref.c (find_data_references_in_stmt): Remove
7217 unnecessary call to vec::release.
7218 (graphite_find_data_references_in_stmt): Likewise.
7219 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
7220 * tree-vect-stmts.c (vectorizable_condition): Likewise.
7222 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7224 * cfgexpand.c (expand_used_vars): Make the type of a local
7226 * genmatch.c (lower_for): Likewise.
7227 * haifa-sched.c (haifa_sched_init): Likewise.
7228 (add_to_speculative_block): Likewise.
7229 (create_check_block_twin): Likewise.
7230 * predict.c (handle_missing_profiles): Likewise.
7231 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
7232 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
7233 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
7235 (maybe_lower_iteration_bound): Likewise.
7236 * tree-ssa-sccvn.c (DFS): Likewise.
7237 * tree-stdarg.c (reachable_at_most_once): Likewise.
7238 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
7239 (vectorizable_store): Likewise.
7241 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7243 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
7244 (sccvn_dom_walker): make cond_stack an auto_vec.
7246 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7248 * ree.c (struct ext_state): Make type of members auto_vec.
7249 (find_and_remove_re): Adjust.
7251 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7253 * cfgexpand.c (struct stack_vars_data): Make type of fields
7255 (expand_used_vars): Adjust.
7257 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7259 * ipa.c (record_cdtor_fn): Adjust.
7260 (build_cdtor_fns): Likewise.
7261 (ipa_cdtor_merge): Make static_ctors and static_dtors local
7264 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7266 * genextract.c (struct accum_extract): Add constructor and make
7270 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7272 * tree.c (struct free_lang_data_d): Add constructor and change
7273 types of members to ones that automatically manage resources.
7274 (fld_worklist_push): Adjust.
7275 (find_decls_types): Likewise.
7276 (find_decls_types_in_eh_region): Likewise.
7277 (free_lang_data_in_cgraph): Stop manually creating and
7278 destroying members of free_lang_data_d.
7280 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
7282 PR rtl-optimization/68961
7283 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
7284 peephole variant. Use sse_reg_operand predicates.
7286 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
7288 * config/i386/predicates.md (x86_64_immediate_operand)
7289 <case CONST_INT>: Remove unneeded truncation to DImode.
7290 <case CONST>: Ditto.
7291 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7293 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7296 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
7297 The xxperm and xxpermr instructions require that the 2nd input
7298 operand overlap with the output operand, and not the 1st.
7299 (altivec_vperm_v8hiv16qi): Likewise.
7300 (altivec_vperm_<mode>_uns_internal): Likewise.
7301 (altivec_vpermr_<mode>_internal): Likewise.
7302 (vperm_v8hiv4si): Likewise.
7303 (vperm_v16qiv8hi): Likewise.
7305 2016-07-12 Nathan Sidwell <nathan@acm.org>
7307 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
7308 when -mno-pic-data-is-text-relative is in effect, by default.
7309 * doc/invoke.texi (mpic-data-is-text-relative): Document new
7310 behavior and clarify.
7312 2016-07-12 Martin Liska <mliska@suse.cz>
7314 * params.def: Add avg-loop niter.
7315 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
7316 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
7317 * doc/invoke.texi: Document the new parameter.
7319 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7322 * expr.c (store_constructor): Mask sign-extended bits when widening
7323 sub-word constructor element at the start of a word.
7325 2016-07-12 Martin Liska <mliska@suse.cz>
7327 * Makefile.in: Append rule for params-options.h.
7328 * params-options.h: New file.
7330 2016-07-12 Martin Liska <mliska@suse.cz>
7332 * ira-build.c (mark_loops_for_removal): Properly iterate
7335 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
7336 Richard Biener <rguenther@suse.de>
7338 PR tree-optimization/23286
7339 PR tree-optimization/70159
7340 * doc/invoke.texi: Document -fcode-hoisting.
7341 * common.opt (fcode-hoisting): New flag.
7342 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
7343 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
7344 (do_regular_insertion): Rename to ...
7345 (do_pre_regular_insertion): ... this and amend general comments
7346 on insertion strathegy.
7347 (do_partial_partial_insertion): Rename to ...
7348 (do_pre_partial_partial_insertion): ... this.
7349 (do_hoist_insertion): New function.
7350 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
7351 and call do_hoist_insertion properly.
7353 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
7354 (pass_pre::execute): Register hoist_insert stats.
7356 2016-07-12 Jakub Jelinek <jakub@redhat.com>
7359 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
7360 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
7361 is different from mode's bitsize. Small cleanup.
7363 2016-07-12 Richard Biener <rguenther@suse.de>
7365 PR rtl-optimization/68961
7366 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
7367 to simplify to a non-constant.
7369 2016-07-11 Jakub Jelinek <jakub@redhat.com>
7372 * omp-low.c (expand_omp_target): Gimplify device.
7374 PR tree-optimization/71823
7375 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
7376 to get vec_oprnds2 from op2.
7378 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
7380 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
7381 Hoist common subexpressions.
7382 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7384 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
7387 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
7388 prevent generation of 'stxsiwx' on pre Power8 hardware.
7390 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7392 * input.c: Include cpplib.h.
7393 (selftest::temp_source_file): New class.
7394 (selftest::temp_source_file::temp_source_file): New ctor.
7395 (selftest::temp_source_file::~temp_source_file): New dtor.
7396 (selftest::should_have_column_data_p): New function.
7397 (selftest::test_should_have_column_data_p): New function.
7398 (selftest::temp_line_table): New class.
7399 (selftest::temp_line_table::temp_line_table): New ctor.
7400 (selftest::temp_line_table::~temp_line_table): New dtor.
7401 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
7402 it to create a temp_line_table.
7403 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
7404 locations that are known to have column data.
7405 (selftest::line_table_case): New struct.
7406 (selftest::test_reading_source_line): Move tempfile handling
7407 to class temp_source_file.
7408 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
7409 (selftest::assert_token_loc_eq): New function.
7410 (ASSERT_TOKEN_LOC_EQ): New macro.
7411 (selftest::test_lexer): New function.
7412 (selftest::boundary_locations): New array.
7413 (selftest::input_c_tests): Call test_should_have_column_data_p.
7414 Loop over a test matrix of interesting values of location and
7415 default_range_bits, calling test_lexer on each case in the matrix.
7416 Move call to test_accessing_ordinary_linemaps into the matrix.
7417 * selftest.h (ASSERT_EQ): Reimplement in terms of...
7418 (ASSERT_EQ_AT): New macro.
7420 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
7423 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
7424 Don't convert TImode in debug insn.
7426 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7428 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
7429 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
7430 (tree_type_common::lang_flag_7): New.
7431 (tree_type_common::spare): Reduce size.
7432 * tree.h (TYPE_ALIGN_OK): Remove.
7433 (TYPE_LANG_FLAG_7): New.
7434 (get_inner_reference): Adjust header.
7435 * print-tree.c (print_node): Adjust.
7436 * expr.c (get_inner_reference): Remove parameter keep_aligning.
7437 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
7438 calls to get_inner_reference.
7439 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
7440 handling of TYPE_ALIGN_OK.
7441 * builtins.c (get_object_alignment_2): Adjust call to
7442 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
7443 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
7445 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
7446 * cfgexpand.c (expand_debug_expr): Likewise.
7447 * dbxout.c (dbxout_expand_expr): Likewise.
7448 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
7449 loc_list_from_tree, fortran_common): Likewise.
7450 * fold-const.c (optimize_bit_field_compare,
7451 decode_field_reference, fold_unary_loc, fold_comparison,
7452 split_address_to_core_and_offset): Likewise.
7453 * gimple-laddress.c (execute): Likewise.
7454 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
7455 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
7456 * hsa-gen.c (gen_hsa_addr): Likewise.
7457 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
7458 * tsan.c (instrument_expr): Likewise.
7459 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
7460 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
7461 * tree-affine.c (tree_to_aff_combination,
7462 get_inner_reference_aff): Adjust calls to get_inner_reference.
7463 * tree-data-ref.c (split_constant_offset_1,
7464 dr_analyze_innermost): Likewise.
7465 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
7466 * tree-sra.c (ipa_sra_check_caller): Likewise.
7467 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
7468 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
7469 bswap_replace): Likewise.
7470 * tree-vect-data-refs.c (vect_check_gather,
7471 vect_analyze_data_refs): Likewise.
7472 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
7473 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
7476 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7478 * Makefile.in (selftest-valgrind): New phony target.
7479 * function-tests.c (selftest::build_cfg): Delete pass instances
7480 created by the test.
7481 (selftest::convert_to_ssa): Likewise.
7482 (selftest::test_expansion_to_rtl): Likewise.
7483 * tree-cfg.c (selftest::test_linear_chain): Release dominator
7485 (selftest::test_diamond): Likewise.
7487 2016-07-11 Richard Biener <rguenther@suse.de>
7489 PR tree-optimization/71816
7490 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
7491 than replacing all of its operands.
7493 2016-07-11 Alan Modra <amodra@gmail.com>
7495 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
7496 (ctr<mode>): Add unspec.
7497 (ctr<mode>_internal*): Likewise.
7499 2016-07-08 James Bowman <james.bowman@ftdichip.com>
7501 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
7502 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
7504 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
7506 PR rtl-optimization/71621
7507 * lra-constraints.c (process_alt_operands): Check combination of
7510 2016-07-08 Jason Merrill <jason@redhat.com>
7511 Richard Biener <rguenther@suse.de>
7513 P0145: Refining Expression Order for C++.
7514 * gimplify.c (initial_rhs_predicate_for): New.
7515 (gimplfy_modify_expr): Gimplify RHS before LHS.
7517 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7520 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7521 Allow standard error handling to take over when a wrong number
7522 of arguments is presented to __builtin_vec_ld () or
7523 __builtin_vec_st ().
7525 2016-07-08 Jiong Wang <jiong.wang@arm.com>
7527 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
7532 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
7533 __builtin_aarch64_fmaxv2sf.
7534 (vmaxnmq_f32): Likewise.
7535 (vmaxnmq_f64): Likewise.
7536 (vminnm_f32): Likewise.
7537 (vminnmq_f32): Likewise.
7538 (vminnmq_f64): Likewise.
7540 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
7543 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
7544 enable -mfloat128-hardware by default.
7545 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
7546 that IEEE 128-bit hardware support needs.
7547 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7548 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
7549 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
7550 floating point requires.
7551 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
7552 -mfloat128 and -mfloat128-hardware changes.
7554 2016-07-08 Alan Hayward <alan.hayward@arm.com>
7556 PR tree-optimization/71667
7557 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
7559 2016-07-08 Martin Liska <mliska@suse.cz>
7562 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
7563 folding produces SAVE_EXPRs, thus return false for the type.
7565 2016-07-07 Martin Liska <mliska@suse.cz>
7567 * file-find.c (remove_prefix): New function.
7568 * file-find.h (remove_prefix): Declare the function.
7569 * gcc-ar.c (main): Skip a folder of the wrapper if
7570 a wrapped binary would point to the same file.
7572 2016-07-07 Jan Hubicka <jh@suse.cz>
7574 * tree-scalar-evolution.c (iv_can_overflow_p): export.
7575 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
7576 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
7578 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
7581 * ipa-inline-analysis.c (compute_inline_parameters): Set
7582 local.can_change_signature to false for intrumentation
7585 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7587 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
7588 with TARGET_HAVE_MOVT.
7589 (TARGET_HAVE_MOVT): Define.
7590 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
7591 availability with TARGET_HAVE_MOVT.
7592 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
7594 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
7596 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
7597 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
7598 * config/arm/constraints.md (define_constraint "j"): Use
7599 TARGET_HAVE_MOVT to check MOVT availability.
7601 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7603 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
7605 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7607 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
7608 (armv8-m.main): Likewise.
7609 (armv8-m.main+dsp): Likewise.
7610 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
7611 (FL_FOR_ARCH8M_MAIN): Likewise.
7612 * config/arm/arm-tables.opt: Regenerate.
7613 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
7614 armv8-m.main+dsp to BE8_LINK_SPEC.
7615 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
7616 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
7617 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
7618 Baseline and Mainline.
7619 (arm_option_override_internal): Also disable arm_restrict_it when
7620 !arm_arch_notm. Update comment for -munaligned-access to also cover
7622 (arm_file_start): Increase buffer size for printing architecture name.
7623 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
7624 and armv8-m.main+dsp.
7625 (mno-unaligned-access): Clarify that this is disabled by default for
7626 ARMv8-M Baseline architectures as well.
7628 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7630 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
7631 decide whether to prevent some libgcc routines being included for some
7632 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
7633 link between this condition and the one in
7634 libgcc/config/arm/lib1func.S.
7636 2016-07-07 Richard Biener <rguenther@suse.de>
7638 * tree-ssa-pre.c: Include alias.h.
7639 (compute_avail): If we have multiple VN_REFERENCEs with the
7640 same hashtable entry adjust that to make it a valid replacement
7641 for all of them with respect to alignment and aliasing
7642 when doing insertion.
7643 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
7644 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
7646 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
7650 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7651 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
7654 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7656 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
7657 (adjust_mems): Adjust.
7658 (adjust_insn): Likewise.
7659 (prepare_call_arguments): Likewise.
7661 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7663 * gcse.c (struct ls_expr): Make stores field a vector.
7664 (ldst_entry): Adjust.
7665 (free_ldst_entry): Likewise.
7666 (print_ldst_list): Likewise.
7667 (compute_ld_motion_mems): Likewise.
7668 (update_ld_motion_stores): Likewise.
7670 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7672 * gcse.c (struct ls_expr): Remove loads field.
7673 (ldst_entry): Adjust.
7674 (free_ldst_entry): Likewise.
7675 (print_ldst_list): Likewise.
7676 (compute_ld_motion_mems): Likewise.
7678 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7680 * store-motion.c (struct st_expr): Make antic_stores a vector.
7681 (st_expr_entry): Adjust.
7682 (free_st_expr_entry): Likewise.
7683 (print_store_motion_mems): Likewise.
7684 (find_moveable_store): Likewise.
7685 (compute_store_table): Likewise.
7686 (remove_reachable_equiv_notes): Likewise.
7687 (replace_store_insn): Likewise.
7688 (build_store_vectors): Likewise.
7690 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7692 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
7693 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
7695 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7697 PR tree-optimization/71518
7698 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
7699 misalign also for outer loops with negative step.
7701 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
7703 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
7704 (cortex_a53_shift): Add mov_shift.
7705 (cortex_a53_shift_reg): Add new reservation for register shifts.
7706 (cortex_a53_alu): Remove bfm.
7707 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
7708 (cortex_a53_alu_extr): Add new reservation for EXTR.
7709 (bypasses): Improve bypass modelling.
7711 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7714 * config/avr/avr.c (avr_asm_select_section): Strip off
7715 SECTION_DECLARED from flags when calling get_section.
7717 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7719 * tree-vectorizer.h (vect_memory_access_type): Add
7720 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
7721 * tree-vect-stmts.c (compare_step_with_zero): New function.
7722 (perm_mask_for_reverse): Move further up file.
7723 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
7725 (get_negative_load_store_type): New function.
7726 (get_load_store_type): Call it. Add an ncopies argument.
7727 (vectorizable_mask_load_store): Update call accordingly and
7728 remove tests for negative steps.
7729 (vectorizable_store, vectorizable_load): Likewise. Handle new
7730 memory_access_types.
7732 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7734 * tree-vectorizer.h (vect_memory_access_type): New enum.
7735 (_stmt_vec_info): Add a memory_access_type field.
7736 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
7737 (vect_model_store_cost): Take an access type instead of a boolean.
7738 (vect_model_load_cost): Likewise.
7739 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
7740 vect_model_store_cost and vect_model_load_cost.
7741 * tree-vect-stmts.c (vec_load_store_type): New enum.
7742 (vect_model_store_cost): Take an access type instead of a
7743 store_lanes_p boolean. Simplify tests.
7744 (vect_model_load_cost): Likewise, but for load_lanes_p.
7745 (get_group_load_store_type, get_load_store_type): New functions.
7746 (vectorizable_store): Use get_load_store_type. Record the access
7747 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
7748 (vectorizable_load): Likewise.
7749 (vectorizable_mask_load_store): Likewise. Replace is_store
7750 variable with vls_type.
7752 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7754 * tree-vectorizer.h (vect_grouped_load_supported): Add a
7755 single_element_p parameter.
7756 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
7757 Check the PR65518 case here rather than in vectorizable_load.
7758 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
7759 * tree-vect-stmts.c (vectorizable_load): Likewise.
7761 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7763 * tree-vectorizer.h (gather_scatter_info): New structure.
7764 (vect_check_gather_scatter): Return a bool rather than a decl.
7765 Replace return-by-pointer arguments with a single
7766 gather_scatter_info *.
7767 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
7768 (vect_analyze_data_refs): Update call accordingly.
7769 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
7770 (vectorizable_mask_load_store): Likewise. Also record the
7771 offset dt and vectype in the gather_scatter_info.
7772 (vectorizable_store): Likewise.
7773 (vectorizable_load): Likewise.
7775 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7777 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
7778 strided groups, use the cost of N scalar accesses instead
7779 of ncopies vector accesses.
7780 (vect_model_load_cost): Likewise.
7782 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7784 * tree-vect-stmts.c (vect_cost_group_size): Delete.
7785 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
7786 variable to indicate when once-per-group costs are being used.
7787 (vect_model_load_cost): Likewise. Fix comment and misindented code.
7789 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7791 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
7792 peeling-for-gaps condition.
7794 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7796 * config/s390/s390.c (s390_expand_vec_init): Force initializer
7797 element to register if it doesn't match general_operand.
7799 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
7800 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7802 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
7804 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
7805 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
7806 (SIGNBIT): New mode iterator.
7807 (Fsignbit): New mode attribute.
7808 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
7809 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
7810 when direct moves are available.
7811 (signbit<mode>2_dm): New define_insn_and_split).
7812 (signbit<mode>2_dm2): New define_insn.
7814 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7816 PR rtl-optimization/71594
7817 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
7818 into subregs of appropriate mode before trying to emit a conditional
7821 2016-07-05 Jan Hubicka <jh@suse.cz>
7823 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
7824 (simple_iv): Use it.
7826 2016-07-05 Jan Hubicka <jh@suse.cz>
7828 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
7830 2016-07-05 Jiong Wang <jiong.wang@arm.com>
7832 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
7835 2016-07-05 Jan Hubicka <jh@suse.cz>
7837 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
7840 2016-07-05 Richard Biener <rguenther@suse.de>
7842 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
7843 Handle empty else block.
7844 (is_feasible_trace): Likewise.
7845 (split_paths): Likewise.
7847 2016-07-05 Richard Biener <rguenther@suse.de>
7849 * tree-loop-distribution.c (distribute_loop): Fix issue with
7850 the cost model loop.
7852 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
7854 * config/arm/neon-testgen.ml: Delete.
7855 * config/arm/neon.ml: Delete.
7857 2016-07-04 Jakub Jelinek <jakub@redhat.com>
7860 * tree.c (attribute_value_equal): Use get_attribute_name instead of
7861 directly using TREE_PURPOSE.
7863 2016-07-04 Jiong Wang <jiong.wang@arm.com>
7865 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
7866 * config/aarch64/aarch64_neon.h: Likewise.
7867 * config/aarch64/arm_neon.h: Likewise.
7868 * config/aarch64/atomics.md: Likewise.
7869 * config/aarch64/aarch64-simd-builtins.def: Likewise.
7870 * doc/invoke.texi: Likewise.
7872 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
7874 * config/s390/s390.md: Add "z13" cpu_facility.
7875 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
7876 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
7877 condition" type instructions.
7879 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
7880 Jeff Law <law@redhat.com>
7882 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
7883 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
7885 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
7887 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
7888 permutation for TARGET_AVX512F.
7889 (ix86_expand_vec_one_operand_perm_avx512): New function.
7890 (expand_vec_perm_1): Invoke introduced function.
7891 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
7892 it may be not valid after vectorization.
7894 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7897 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
7898 typo in comment. Only force to memory if it is a weak
7901 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
7902 Jiong Wang <jiong.wang@arm.com>
7904 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
7905 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
7906 (AARCH64_FL_F16): New.
7907 (AARCH64_FL_FOR_ARCH8_2): New.
7908 (AARCH64_ISA_8_2): New.
7909 (AARCH64_ISA_F16): New.
7910 (TARGET_FP_F16INST): New.
7911 (TARGET_SIMD_F16INST): New.
7912 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
7913 ("fp"): Disabling "fp" also disables "fp16".
7914 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
7915 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
7916 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
7917 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
7919 2016-07-04 Jan Beulich <jbeulich@suse.com>
7921 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
7923 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7926 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
7927 the insns, use an insn form that does not adjust the offset on
7928 little endian systems.
7930 2016-07-01 Jan Beulich <jbeulich@suse.com>
7932 * varasm.c (get_variable_section): Validate initializer in
7933 named .bss-like sections.
7935 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7937 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
7938 Exchange the order of the second and third operands in the vpermr
7939 instruction tmeplate.
7941 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
7944 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
7945 Disallow TDmode values.
7947 2016-07-01 Alan Modra <amodra@gmail.com>
7949 PR rtl-optimization/71709
7950 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
7951 being set, not referenced.
7953 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
7955 PR tree-optimization/70729
7956 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
7957 of loop since it can be not valid after transformation.
7959 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7961 * config/arm/arm.c (thumb_reload_in_hi): Delete.
7962 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
7964 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
7966 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
7969 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7972 * config/rs6000/constraints.md (wY constraint): New constraint to
7973 match the requirements for the LXSD and STXSD instructions.
7974 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
7975 predicate to match the requirements for the LXSD and STXSD
7977 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
7978 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
7979 to make sure that the bottom 2 bits of offset are 0, the address
7980 form is offsettable, and no updating is done in the address mode.
7981 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
7982 (movdi_internal32): Likewise
7983 (movdi_internal64): Likewise.
7985 2016-06-30 Jakub Jelinek <jakub@redhat.com>
7987 PR tree-optimization/71707
7988 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
7989 strinfo even for ADDR_EXPR ptr.
7991 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7993 * config/rs6000/altivec.md (darn_32): Change the condition to
7994 TARGET_P9_MISC instead of TARGET_MODULO.
7995 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
7996 condition expression.
7997 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
7998 condition expression.
7999 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
8000 (DFP_TEST): New code iterator.
8001 (dfptstsfi_<code>_mode>): New define_expand.
8002 (*dfp_sgnfcnc_<mode>): New define_insn.
8003 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
8004 definition next to BU_P9_MISC_1 definition and change the MASK
8005 value to RS6000_BTM_P9_MISC.
8006 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
8007 (BU_P9_64BIT_MISC_0): Likewise.
8008 (BU_P9_DFP_MISC_0): New macro definition.
8009 (BU_P9_DFP_MISC_1): New macro definition.
8010 (BU_P9_DFP_MISC_2): New macro definition.
8011 (BU_P9_DFP_OVERLOAD_1): New macro definition.
8012 (BU_P9_DFP_OVERLOAD_2): New macro definition.
8013 (BU_P9_DFP_OVERLOAD_3): New macro definition.
8014 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
8015 (TSTSFI_LT_TD): Likewise.
8016 (TSTSFI_EQ_DD): Likewise.
8017 (TSTSFI_EQ_TD): Likewise.
8018 (TSTSFI_GT_DD): Likewise.
8019 (TSTSFI_GT_TD): Likewise.
8020 (TSTSFI_OV_DD): Likewise.
8021 (TSTSFI_OV_TD): Likewise.
8022 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
8023 (TSTSFI_LT_DD): Likewise.
8024 (TSTSFI_LT_TD): Likewise.
8025 (TSTSFI_EQ): Likewise.
8026 (TSTSFI_EQ_DD): Likewise.
8027 (TSTSFI_EQ_TD): Likewise.
8028 (TSTSFI_GT): Likewise.
8029 (TSTSFI_GT_DD): Likewise.
8030 (TSTSFI_GT_TD): Likewise.
8031 (TSTSFI_OV): Likewise.
8032 (TSTSFI_OV_DD): Likewise.
8033 (TSTSFI_OV_TD): Likewise.
8034 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8035 overloaded test significance functions.
8036 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8037 OPTION_MASK_P9_MISC into the representation of this mask.
8038 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
8040 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
8041 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
8043 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
8044 argument is a 6-bit unsigned literal value if the icode argument
8045 represents a DFP test significance built-in call.
8046 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
8047 flag used independently and in combination with the
8048 RS6000_BTM_64BIT flag.
8049 (rs6000_opt_masks): Add entry for power9-misc command-line option.
8050 (rs6000_builtin_mask_names): Add entry for power9-misc
8051 command-line option.
8052 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
8053 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
8054 RS6000_BTM_P9_MISC macros.
8055 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
8056 option and change the description of the -mpower9-vector option to
8057 enable only vector instructions, removing its erroneously claimed
8058 support for scalar instructions.
8059 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8060 the ISA 3.0 digital floating point test significance built-in
8063 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
8065 * config/aarch64/aarch64.c (cortexa35_tunings):
8066 Enable AES fusion. Use cortexa57_branch_cost.
8067 (cortexa53_tunings): Use cortexa57_branch_cost.
8068 (cortexa72_tunings): Use cortexa57_branch_cost.
8069 Use AUTOPREFETCHER_WEAK.
8070 (cortexa73_tunings): Use cortexa57_branch_cost.
8072 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8073 James Greenhalgh <james.greenhalgh@arm.com>
8075 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
8076 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
8077 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
8078 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
8079 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
8080 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
8081 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
8082 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
8083 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
8084 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
8085 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
8086 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
8087 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
8090 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
8091 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8093 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
8095 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
8097 2016-06-30 David Malcolm <dmalcolm@redhat.com>
8100 * gcc.c (driver::build_option_suggestions): Pass "option" to
8101 add_misspelling_candidates.
8102 * opts-common.c (add_misspelling_candidates): Add "option" param;
8103 use it to avoid adding negated forms for options marked with
8105 * opts.h (add_misspelling_candidates): Add "option" param.
8107 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8110 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
8111 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
8112 first when permuting bitwise operation with rotate. Cast
8113 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
8115 2016-06-29 David Malcolm <dmalcolm@redhat.com>
8117 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
8118 for misspelled param names.
8119 * params.c: Include spellcheck.h.
8120 (find_param_fuzzy): New function.
8121 * params.h (find_param_fuzzy): New prototype.
8122 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
8123 * spellcheck.h (struct edit_distance_traits<const char *>):
8126 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
8128 * config/rs6000/predicates.md (const_0_to_7_operand): New
8129 predicate, recognize 0..7.
8130 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8131 support for doing extracts from V16QImode, V8HImode, V4SImode
8133 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
8134 vector extract support.
8135 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
8136 for ISA 3.0 vector extract.
8137 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
8138 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
8139 extracts of a constant element number from small integer vectors
8140 on 64-bit ISA 3.0 systems.
8141 (vsx_extract_<mode>_di): Likewise.
8142 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
8143 say when we can do ISA 3.0 vector extracts.
8144 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
8145 registers, using the stxsiwx instruction.
8147 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
8149 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
8150 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
8151 qdf24xx_regmove_cost, qdf24xx_tunings): New.
8152 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
8153 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
8154 * config/arm/arm.c (arm_qdf24xx_tune): New.
8156 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
8158 * config/aarch64/aarch64.c (cortexa53_tunings):
8159 Increase loop alignment to 8. Set function alignment to 16.
8160 (cortexa35_tunings): Likewise.
8161 (cortexa57_tunings): Increase loop alignment to 8.
8162 (cortexa72_tunings): Likewise.
8163 (cortexa73_tunings): Likewise.
8165 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
8167 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
8168 for arm_fp16_ok and arm_fp16_hw.
8169 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
8170 arm_fp16_alternative.
8172 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
8174 PR tree-optimization/71655
8175 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
8176 types when swapping operands.
8178 2016-06-29 Martin Liska <mliska@suse.cz>
8181 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
8182 * ipa-inline-transform.c (inline_call): Remove unnecessary call
8183 of build_optimization_node.
8185 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
8187 PR tree-optimization/70729
8188 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
8189 independent in loops having positive safelen value.
8190 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8191 it may be not valid after vectorization.
8193 2016-06-29 Jakub Jelinek <jakub@redhat.com>
8195 PR tree-optimization/71625
8196 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
8197 is sorted by ascending list->offset. If PTR is non-NULL and there is
8198 previous strinfo, call get_stridx_plus_constant.
8199 (get_stridx): Pass exp as second argument to get_addr_stridx.
8200 (addr_stridxptr): Add missing list = list->next, so that there can be
8201 more than one entries in the list. Bump limit from 16 to 32. Ensure
8202 the list is sorted by ascending list->offset.
8203 (get_stridx_plus_constant): Adjust so that it can be also called with
8204 ADDR_EXPR instead of SSA_NAME as PTR.
8205 (handle_char_store): Pass NULL_TREE as second argument to
8208 2016-06-29 Richard Biener <rguenther@suse.de>
8210 PR rtl-optimization/68961
8211 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
8213 2016-06-29 Richard Biener <rguenther@suse.de>
8216 * alias.c (component_uses_parent_alias_set_from): Handle
8217 type punning through union accesses by using the union alias set.
8218 * gimple.c (gimple_get_alias_set): Remove union type punning case.
8220 2016-07-29 Richard Biener <rguenther@suse.de>
8222 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
8223 precision not matching mode precision.
8225 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
8227 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
8228 pa_output_arg_descriptor.
8229 (call_val_symref_64bit_post_reload): Likewise.
8230 (call_val_powf_64bit_post_reload): Likewise.
8231 (sibcall_internal_symref_64bit): Likewise.
8232 (sibcall_value_internal_symref_64bit): Likewise.
8234 2016-06-28 Jakub Jelinek <jakub@redhat.com>
8237 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
8238 a constant, force its SUBREG_REG into memory or register instead
8241 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8244 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
8245 * doc/invoke.texi (AVR Options): Document it.
8247 2016-06-28 Walter Lee <walt@tilera.com>
8249 * config/tilegx/linux.h: Do not include arch/icache.h
8250 (CLEAR_INSN_CACHE): Provide inlined definition directly.
8251 * config/tilepro/linux.h: Do not include arch/icache.h
8252 (CLEAR_INSN_CACHE): Provide inlined definition directly.
8254 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
8256 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
8257 for big-endian BIT_FIELD_REF.
8259 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
8261 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
8262 ('size' attribute): Add '128'.
8264 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
8265 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
8266 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
8267 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
8268 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
8269 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
8270 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
8271 *trunc<mode>df2_odd): Set size attribute to '128'.
8272 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
8273 * config/rs6000/power6.md (power6-fp): Include dfp type.
8274 * config/rs6000/power7.md (power7-fp): Likewise.
8275 * config/rs6000/power8.md (power8-fp): Likewise.
8276 * config/rs6000/power9.md: New file.
8277 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
8278 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
8279 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
8281 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
8282 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8283 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
8284 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
8285 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
8286 dfp_dscri_<mode>): Change type attribute to dfp.
8287 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
8288 attribute to vecsimple.
8289 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
8290 and prefetch streams.
8291 (rs6000_option_override_internal): Remove temporary code setting
8292 tuning to power8. Don't set rs6000_sched_groups for power9.
8293 (last_scheduled_insn): Change to rtx_insn *.
8294 (divide_cnt, vec_load_pendulum): New variables.
8295 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
8296 (rs6000_issue_rate): Set issue rate for Power9.
8297 (is_power9_pairable_vec_type): New.
8298 (power9_sched_reorder2): New.
8299 (rs6000_sched_reorder2): Call new function for Power9 specific
8301 (insn_must_be_first_in_group): Remove Power9.
8302 (insn_must_be_last_in_group): Likewise.
8303 (force_new_group): Likewise.
8304 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
8305 Initialize divide_cnt/vec_load_pendulum.
8306 (_rs6000_sched_context, rs6000_init_sched_context,
8307 rs6000_set_sched_context): Handle context save/restore of new
8310 2016-06-28 Richard Biener <rguenther@suse.de>
8312 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
8313 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
8314 COMPONENT_REF operand.
8315 (nonoverlapping_component_refs_p): Likewise.
8316 * stor-layout.c (start_bitfield_representative): Mark
8317 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
8319 2016-06-28 Jakub Jelinek <jakub@redhat.com>
8321 * Makefile.in: Don't cat ../stage_current if it does not exist.
8323 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
8324 last argument is a bit-field.
8326 PR rtl-optimization/71673
8327 * internal-fn.c (expand_arith_overflow_result_store): Use
8328 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
8329 expand_simple_binop.
8332 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
8333 expand_ifn_atomic_compare_exchange): New functions.
8334 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
8335 * tree.h (build_call_expr_internal_loc): Rename to ...
8336 (build_call_expr_internal_loc_array): ... this. Fix up type of
8338 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
8339 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
8340 ATOMIC_COMPARE_EXCHANGE result.
8341 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
8342 * gimple-fold.h (optimize_atomic_compare_exchange_p,
8343 fold_builtin_atomic_compare_exchange): New prototypes.
8344 * gimple-fold.c (optimize_atomic_compare_exchange_p,
8345 fold_builtin_atomic_compare_exchange): New functions..
8346 * tree-ssa.c (execute_update_addresses_taken): If
8347 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
8348 of call when finding addressable vars, and if such var becomes
8349 non-addressable, call fold_builtin_atomic_compare_exchange.
8351 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
8354 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
8355 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
8357 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
8359 * config/rs6000/rs6000.md ('type' attribute): Add
8360 veclogical,veccmpfx,vecexts,vecmove insn types.
8361 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
8362 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
8363 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
8364 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
8365 *nabs<mode>2_hw): Change type to vecmove.
8366 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
8367 *boolcc<mode>3_internal, *eqv<mode>3_internal,
8368 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
8369 *ieee_128bit_vsx_abs<mode>2_internal,
8370 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
8371 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
8372 *ieee128_mtvsrd_32bit): Change type to veclogical.
8373 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
8374 *movdi_internal32, *movdi_internal64): Update insn types.
8375 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
8376 vsx_extract_<mode>): Change type to veclogical.
8377 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
8378 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
8379 *vsx_sign_extend_si_v2di): Change type to vecexts.
8380 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
8382 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
8383 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
8384 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
8385 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
8386 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8387 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
8388 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
8389 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
8390 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
8391 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
8392 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
8393 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
8394 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
8395 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
8396 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
8397 (ppc7450-vecsimple): Add veclogical, vecmove.
8398 (ppc7450-veccmp): Add veccmpfx.
8399 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
8401 (ppc8540_vector_compare): Add veccmpfx.
8402 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
8403 * config/rs6000/cell.md (cell-fp): Add fpsimple.
8404 (cell-vecsimple): Add veclogical, vecmove.
8405 (cell-veccmp): Add veccmpfx.
8406 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
8407 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
8409 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
8410 * config/rs6000/power4.md (power4-fp): Add fpsimple.
8411 (power4-vecsimple): Add veclogical, vecmove.
8412 (power4-veccmp): Add veccmpfx.
8413 * config/rs6000/power5.md (power5-fp): Add fpsimple.
8414 * config/rs6000/power6.md (power6-fp): Add fpsimple.
8415 (power6-vecsimple): Add veclogical, vecmove.
8416 (power6-veccmp): Add veccmpfx.
8417 * config/rs6000/power7.md (power7-fp): Add fpsimple.
8418 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
8419 * config/rs6000/power8.md (power8-fp): Add fpsimple.
8420 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
8421 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
8422 * config/rs6000/titan.md (titan_fp): Add fpsimple.
8423 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
8425 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
8427 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
8430 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8431 OPTION_MASK_P9_DFORM_VECTOR.
8432 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
8433 disable -mpower9-dform-vector when using reload.
8434 (quad_address_p): Remove 'gpr_p' argument and all associated code.
8435 New 'strict' argument. Update all callers. Add strict addressing
8437 (rs6000_legitimate_offset_address_p): Remove call to
8438 virtual_stack_registers_memory_p.
8439 (rs6000_legitimize_reload_address): Add quad address support.
8440 (rs6000_legitimate_address_p): Move call to quad_address_p above
8441 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
8442 to account for new strict usage.
8443 (rs6000_output_move_128bit): Adjust quad_address_p args to account
8444 for new strict usage.
8445 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
8447 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
8454 * config/i386/i386.c (ix86_spill_class): Disable condition to
8455 always return NO_REGS.
8457 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
8459 * predict.c: Include gimple-pretty-print.h
8460 (predicted_by_loop_heuristics_p): Check also
8461 PRED_LOOP_EXIT_WITH_RECURSION
8462 (predict_loops): Find self recursive calls and use special purpose
8463 predictors for them; dump log about decisions.
8464 (pass_profile::execute): Dump info about #of iterations.
8465 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
8466 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
8468 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
8470 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
8471 output_asm_insn calls and shorten long lines. Output .CALL
8472 argument descriptor using pa_output_arg_descriptor. Add various
8473 inline $$dyncall and other optimizations.
8474 (pa_attr_length_indirect_call): Adjust ordering and lengths.
8476 2016-06-25 Jakub Jelinek <jakub@redhat.com>
8478 PR tree-optimization/71643
8479 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
8482 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
8483 leak a bitmap if dep_bb is NULL.
8485 PR tree-optimization/71631
8486 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
8487 to rewrite_expr_tree even if negate_result, move new_lhs var
8488 declaration and initialization earlier, for powi_result set afterwards
8489 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
8490 if new_lhs != lhs, and don't shadow gsi var.
8492 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8494 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
8495 Add in_loop parameter.
8496 (predict_loops): Add loop guard heuristics.
8497 * predict.def (PRED_LOOP_GUARD): New heuristics.
8499 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8501 * predict.c: Include ipa-utils.h
8502 (tree_bb_level_prediction): Predict recursive calls.
8503 (tree_estimate_probability_bb): Skip inexpensive calls for call
8505 * predict.def (PRED_RECURSIVE_CALL): New.
8507 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8509 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
8510 (BU_FLOAT128_1): Likewise.
8512 (COPYSIGNQ): Likewise.
8513 (RS6000_BUILTIN_NANQ): Likewise.
8514 (RS6000_BUILTIN_NANSQ): Likewise.
8515 (RS6000_BUILTIN_INFQ): Likewise.
8516 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
8517 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
8518 (TARGET_FOLD_BUILTIN): New #define.
8519 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
8520 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
8521 (rs6000_fold_builtin): New target hook implementation, handling
8522 folding of 128-bit NaNs and infinities.
8523 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
8524 entries are filled in to avoid problems during bootstrap
8525 self-test; define builtins for 128-bit NaNs and infinities.
8526 (rs6000_opt_mask): Add entry for float128.
8527 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
8528 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
8529 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
8530 (const_str_type_node): New #define.
8531 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
8532 to a define_expand that dispatches to either copysign<mode>3_soft
8533 or copysign<mode>3_hard.
8534 (copysign<mode>3_hard): Rename from copysign<mode>3.
8535 (copysign<mode>3_soft): New define_insn.
8536 * doc/extend.texi: Document new builtins.
8538 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8540 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
8541 PRIu64 instead of lu.
8543 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
8546 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
8549 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8551 PR tree-optimization/71647
8552 * omp-low.c (lower_rec_input_clauses): Convert
8553 omp_clause_aligned_alignment (c) to size_type_node for the
8554 last argument of __builtin_assume_aligned.
8556 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
8558 * configure.ac (calling ___tls_get_addr via GOT): New
8559 assembler/linker check.
8560 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
8561 assembler and linker supports calling ___tls_get_addr via GOT.
8562 Otherise, defined to 0.
8563 * config.in: Regenerated.
8564 * configure: Likewise.
8565 * config/i386/constraints.md (Yb): New constraint.
8566 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
8567 (REG_CLASS_NAMES): Likewise.
8568 (REG_CLASS_CONTENTS): Likewise.
8569 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
8570 the b constraint with the Yb constraint. Call ___tls_get_addr
8571 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
8573 (*tls_local_dynamic_base_32_gnu): Likewise.
8574 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
8575 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
8576 (*tls_local_dynamic_base_64_<mode>): Likewise.
8578 2016-06-24 Martin Liska <mliska@suse.cz>
8580 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
8581 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
8583 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
8584 argument to true if the expected number of iterations is
8587 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
8589 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
8590 assemble for 32bit target.
8591 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
8592 and $ld_ix86_gld_32_opt to link for 32bit target.
8593 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
8594 * configure: Regenerate.
8596 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8598 * config/arm/arm.c (int_log2): Delete definition and prototype.
8599 (shift_op): Use exact_log2 instead of int_log2.
8600 (vfp3_const_double_for_fract_bits): Likewise.
8602 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8604 * internal-fn.c (expand_arith_set_overflow): New function.
8605 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
8607 (expand_arith_overflow_result_store): Likewise. Handle precision
8608 smaller than mode precision.
8609 * tree-vrp.c (extract_range_basic): For imag part, handle
8610 properly signed 1-bit precision result.
8611 * doc/extend.texi (__builtin_add_overflow): Document that last
8612 argument can't be pointer to enumerated or boolean type.
8613 (__builtin_add_overflow_p): Document that last argument can't
8614 have enumerated or boolean type.
8616 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8617 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8619 * config/rs6000/predicates.md (splat_input_operand): Rework.
8620 Don't allow constants, since the insns that use this predicate
8621 don't support constants. Constants are handled by other insns
8622 that are created via combine. During and after register
8623 allocation, only allow indexed or indirect addresses, and not
8624 general addresses. Only allow modes supported by the hardware.
8625 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
8626 comment. Move check for using VSPLTIS<x> to a common location,
8627 instead of doing it in two different places.
8629 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
8631 * config/i386/driver-i386.c (host_detect_local_cpu): Set
8632 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
8633 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
8634 signature_CENTAUR_ebx.
8636 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
8640 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
8641 (as_ix86_gas_32_opt): This.
8642 (ld_ix86_tls_ldm_opt): Renamed to ...
8643 (ld_ix86_gld_32_opt): This.
8644 (R_386_TLS_LDM reloc): Updated.
8645 (R_386_GOT32X reloc): New assembler/linker check.
8646 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
8647 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
8649 * config.in: Regenerated.
8650 * configure: Likewise.
8651 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
8652 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
8653 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
8654 if ix86_force_load_from_GOT_p returns true.
8655 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
8656 ix86_force_load_from_GOT_p returns true.
8657 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
8658 the external function address via the GOT slot.
8659 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
8660 HAVE_AS_IX86_GOT32X before returning false.
8661 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
8662 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
8664 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
8666 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
8668 2016-06-23 Andi Kleen <ak@linux.intel.com>
8670 * Makefile.in: Regenerate.
8671 * doc/install.texi: Document autoprofiledbootstrap.
8673 2016-06-23 Andi Kleen <ak@linux.intel.com>
8675 * config/i386/gcc-auto-profile: New file.
8677 2016-06-23 Martin Liska <mliska@suse.cz>
8680 * predict.c (predict_loops): Revert the hunk that was removed
8683 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
8685 * config.gcc: Add support for arm*-*-phoenix* targets.
8686 * config/arm/t-phoenix: New.
8687 * config/phoenix.h: New.
8689 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
8690 H.J. Lu <hongjiu.lu@intel.com>
8693 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
8694 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
8695 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
8696 ix86_force_load_from_GOT_p returns true.
8697 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
8698 ix86_force_load_from_GOT_p returns true.
8699 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
8700 ix86_force_load_from_GOT_p returns true.
8701 (ix86_expand_move): Load the external function address via the
8702 GOT slot if ix86_force_load_from_GOT_p returns true.
8703 * config/i386/predicates.md (x86_64_immediate_operand): Return
8704 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
8705 (x86_64_zext_immediate_operand): Ditto.
8707 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
8709 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
8711 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8714 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
8715 * diagnostic.c (pedwarn_at_rich_loc): New function.
8716 * spellcheck.h (best_match::best_match): Add a
8717 "best_distance_so_far" optional parameter.
8718 (best_match::set_best_so_far): New method.
8719 (best_match::get_best_distance): New accessor.
8720 (best_match::get_best_candidate_length): New accessor.
8722 2016-06-22 Nick Clifton <nickc@redhat.com>
8724 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
8725 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
8726 modes are accepted as well.
8727 (ucompare_loc_descriptor): Likewise.
8728 (minmax_loc_descriptor): Likewise.
8729 (clz_loc_descriptor): Likewise.
8730 (popcount_loc_descriptor): Likewise.
8731 (bswap_loc_descriptor): Likewise.
8732 (rotate_loc_descriptor): Likewise.
8733 (mem_loc_descriptor): Likewise.
8734 (loc_descriptor): Likewise.
8736 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8738 * common.opt (fdiagnostics-parseable-fixits): New option.
8739 * diagnostic.c: Include "selftest.h".
8740 (print_escaped_string): New function.
8741 (print_parseable_fixits): New function.
8742 (diagnostic_report_diagnostic): Call print_parseable_fixits.
8743 (selftest::assert_print_escaped_string): New function.
8744 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
8745 (selftest::test_print_escaped_string): New function.
8746 (selftest::test_print_parseable_fixits_none): New function.
8747 (selftest::test_print_parseable_fixits_insert): New function.
8748 (selftest::test_print_parseable_fixits_remove): New function.
8749 (selftest::test_print_parseable_fixits_replace): New function.
8750 (selftest::diagnostic_c_tests): New function.
8751 * diagnostic.h (struct diagnostic_context): Add field
8752 "parseable_fixits_p".
8753 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
8754 -fdiagnostics-parseable-fixits.
8755 (-fdiagnostics-parseable-fixits): New option.
8756 * opts.c (common_handle_option): Handle
8757 -fdiagnostics-parseable-fixits.
8758 * selftest-run-tests.c (selftest::run_tests): Call
8759 selftest::diagnostic_c_tests.
8760 * selftest.h (selftest::diagnostic_c_tests): New prototype.
8762 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
8764 PR tree-optimization/71488
8765 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
8766 comparison of boolean vectors.
8767 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
8768 of boolean vectors using bitwise operations.
8770 2016-06-22 Andreas Schwab <schwab@suse.de>
8772 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
8775 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
8777 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
8779 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
8781 * config/i386/i386.c (print_reg): Emit an error message on attempt to
8784 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8786 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
8787 * config/arm/arm-cores.def (cortex-a73): New entry.
8788 (cortex-a73.cortex-a35): Likewise.
8789 (cortex-a73.cortex-a53): Likewise.
8790 * config/arm/arm-tables.opt: Regenerate.
8791 * config/arm/arm-tune.md: Likewise.
8792 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
8793 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
8794 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
8795 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
8796 * doc/invoke.texi (ARM Options): Document cortex-a73,
8797 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
8799 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8801 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
8802 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
8803 (cortex-a73.cortex-a35): Likewise.
8804 (cortex-a73.cortex-a53): Likewise.
8805 * config/aarch64/aarch64-tune.md: Regenerate.
8806 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
8807 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
8810 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8812 * configure.ac (gcc_cv_as_compress_debug): Remove
8813 --compress-debug-sections as extra as switch.
8814 Handle gas --compress-debug-sections=type.
8815 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
8816 Handle gld --compress-debug-sections=type.
8817 * configure: Regenerate.
8819 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
8821 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
8823 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
8825 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
8826 (do_rewrite): likewise.
8828 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8830 * common/config/mep/mep-common.c: Remove.
8831 * config.gcc: Remove mep-* support.
8832 * config/mep/constraints.md: Remove.
8833 * config/mep/default.h: Remove.
8834 * config/mep/intrinsics.h: Remove.
8835 * config/mep/intrinsics.md: Remove.
8836 * config/mep/ivc2-template.h: Remove.
8837 * config/mep/mep-c5.cpu: Remove.
8838 * config/mep/mep-core.cpu: Remove.
8839 * config/mep/mep-default.cpu: Remove.
8840 * config/mep/mep-ext-cop.cpu: Remove.
8841 * config/mep/mep-intrin.h: Remove.
8842 * config/mep/mep-ivc2.cpu: Remove.
8843 * config/mep/mep-pragma.c: Remove.
8844 * config/mep/mep-protos.h: Remove.
8845 * config/mep/mep.c: Remove.
8846 * config/mep/mep.cpu: Remove.
8847 * config/mep/mep.h: Remove.
8848 * config/mep/mep.md: Remove.
8849 * config/mep/mep.opt: Remove.
8850 * config/mep/predicates.md: Remove.
8851 * config/mep/t-mep: Remove.
8852 * doc/install.texi: Remove mep-* documentation.
8853 * doc/md.texi: Likewise.
8855 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8857 * config.gcc: Remove support for avr-rtems.
8858 * config/avr/gen-avr-mmcu-specs.c: Likewise.
8859 * config/avr/rtems.h: Remove.
8860 * config/avr/t-rtems: Remove.
8862 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8864 * config.gcc: Remove m32r-rtems support.
8865 * config/m32r/rtems.h: Remove.
8867 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8869 * config.gcc: Remove h8300-rtems support.
8870 * config/h8300/rtems.h: Remove.
8871 * config/h8300/t-rtems: Remove.
8873 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8875 * config.gcc: Remove support for knetbsd.
8876 * configure.ac: Likewise.
8877 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
8878 * config/knetbsd-gnu.h: Remove.
8879 * configure: Regenerate.
8881 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8883 * config.gcc: Remove support for openbsd 2 and 3.
8884 * config/openbsd-oldgas.h: Remove.
8886 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8888 * config.gcc: Remove interix support.
8889 * config/i386/i386-interix.h: Remove.
8890 * config/i386/interix.opt: Remove.
8891 * config/i386/t-interix: Remove.
8892 * configure: Regenerate.
8893 * configure.ac: Remove interix support.
8894 * doc/install.texi: Remove interix documentation.
8896 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
8898 * config/rs6000/rs6000.h: Add conditional preprocessing directives
8899 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
8902 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
8904 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
8905 they are both PLACEHOLDER_EXPRs.
8907 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8909 * stor-layout.c (layout_type): Move setting complex MODE to
8910 layout_type, instead of setting it ahead of time by the caller.
8911 * tree.c (build_complex_type): Likewise.
8913 2016-06-21 Martin Liska <mliska@suse.cz>
8915 * predict.c (force_edge_cold): Replace imposisble with
8918 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
8920 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
8921 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
8923 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
8925 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
8927 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
8928 Ilya Enkovich <ilya.enkovich@intel.com>
8931 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
8932 New member function to convert V1TImode register to SUBREG
8933 TImode in debug insn.
8934 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
8935 after changing register mode to V1TImode.
8937 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
8939 * config/aarch64/aarch64-cores.def (vulcan): New core.
8940 * config/aarch64/aarch64-tune.md: Regenerate.
8941 * doc/invoke.texi: Document vulcan as an available option.
8943 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
8945 * cse.c (canon_asm_operands): New function extracted from...
8946 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
8947 either standalone or member of a PARALLEL.
8949 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
8952 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
8953 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
8954 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
8956 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
8959 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
8960 constant addresses if can_create_pseudo_p.
8962 2016-06-21 Jakub Jelinek <jakub@redhat.com>
8964 PR tree-optimization/71588
8965 * tree-ssa-strlen.c (valid_builtin_call): New function.
8966 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
8969 2016-06-20 Jakub Jelinek <jakub@redhat.com>
8972 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
8973 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
8974 for conversion of scalar user var to complex type and use the
8975 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
8978 PR rtl-optimization/71591
8979 * toplev.c (toplev::run_self_tests): If no_backend, complain and
8980 don't run any tests.
8982 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
8985 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
8986 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
8987 space for PIC with non-v32 and the common non-PIC "jump".
8989 2016-06-20 Jakub Jelinek <jakub@redhat.com>
8992 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
8993 returned values and add UN*/LTGT/*ORDERED cases with values matching
8994 D operand modifier on vcmp for AVX.
8996 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
8998 * config/aarch64/aarch64.opt
8999 (mpc-relative-literal-loads): Rename internal option name.
9000 * config/aarch64/aarch64.c
9001 (aarch64_nopcrelative_literal_loads): Rename to
9002 aarch64_pcrelative_literal_loads.
9003 (aarch64_expand_mov_immediate): Likewise.
9004 (aarch64_secondary_reload): Likewise.
9005 (aarch64_can_use_per_function_literal_pools_p): Likewise.
9006 (aarch64_override_options_after_change_1): Rename and simplify logic.
9007 (aarch64_classify_symbol): Merge large model checks into switch,
9008 remove pc-relative load check.
9010 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9012 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
9013 costs relative to the cost of a register move.
9015 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9017 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
9018 (vcvt_n_f64_u64): Likewise.
9019 (vcvt_n_s64_f64): Likewise.
9020 (vcvt_n_u64_f64): Likewise.
9021 (vcvt_f64_s64): Likewise.
9022 (vrecpe_f64): Likewise.
9023 (vcvt_f64_u64): Likewise.
9024 (vrecps_f64): Likewise.
9026 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9028 * config/aarch64/aarch64.md
9029 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
9031 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
9033 * config/aarch64/aarch64-builtins.c
9034 (aarch64_types_binop_uss_qualifiers): Delete.
9035 (TYPES_BINOP_USS): Likewise.
9036 (aarch64_types_binop_sus_qualifiers): Likewise.
9037 (TYPES_BINOP_SUS): Likewise.
9038 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
9039 (TYPES_FCVTIMM_SUS): Likewise.
9040 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
9042 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
9043 (fcvtzs): Use SHIFTIMM rather than BINOP.
9044 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
9046 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9048 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
9049 costs relative to the cost of a register move.
9051 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9053 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
9054 Allow scalar/single vector modes to be tieable.
9056 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9058 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
9060 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9062 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
9064 * tree.h (TYPE_ALIGN): Likewise.
9066 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9069 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
9071 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9073 * config/avr/avr.c (avr_print_operand): Fix "format not a string
9074 literal" build warnings.
9075 (avr_print_operand_address): Dito.
9077 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
9080 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
9081 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
9083 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
9085 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
9087 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
9090 * reload1.c (reload): Pass 0 to finish_spills when called because
9091 update_eliminables_and_spill returns true and remove did_spill.
9092 (finish_spills): Adjust comment and document GLOBAL parameter.
9094 2016-06-17 DJ Delorie <dj@redhat.com>
9097 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
9098 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
9099 (umulqihi3_virt): Likewise.
9100 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
9101 (umulqihi3_real): Likewise.
9103 2016-06-17 Martin Liska <mliska@suse.cz>
9105 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
9107 2016-06-17 Martin Liska <mliska@suse.cz>
9109 * predict.def: PRED_LOOP_EXIT from 92 to 85.
9111 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
9113 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
9115 (vaddq_f32): Likewise.
9116 (vmul_f32): Likewise.
9117 (vmulq_f32): Likewise.
9118 (vsub_f32): Likewise.
9119 (vsubq_f32): Likewise.
9121 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9123 PR tree-optimization/71347
9124 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
9125 cost for all uses in group.
9127 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9129 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
9130 insert gimple seq if it's not empty.
9132 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9134 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
9136 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
9138 (comp_dr_with_seg_len_pair): Ditto.
9139 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
9140 struct dr_with_seg_len_pair against DR_OFFSET.
9141 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
9144 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
9146 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
9148 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
9150 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
9151 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
9152 (pa_output_millicode_call): Likewise.
9153 (pa_output_call): Likewise.
9154 (pa_output_indirect_call): Likewise.
9155 (pa_asm_output_mi_thunk): Likewise.
9157 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9159 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
9161 2016-06-16 Martin Liska <mliska@suse.cz>
9163 * predict.c (combine_predictions_for_insn): When we find a first
9164 match predictor, we should consider just predictors with
9165 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
9166 DS theory predictor.
9167 (combine_predictions_for_bb): Likewise.
9169 2016-06-16 Jakub Jelinek <jakub@redhat.com>
9171 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
9172 with base of reference to struct.
9174 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
9176 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
9178 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9181 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
9182 progmem_swtable_section.
9183 (progmem_swtable_section): Remove.
9184 (avr_asm_function_rodata_section): Remove.
9185 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9186 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
9188 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
9190 * config/i386/driver-i386.c (host_detect_local_cpu): Set
9191 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
9192 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
9193 signature_CENTAUR_ebx.
9194 * config/i386/i386.c (ix86_option_override_internal): Add
9195 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
9196 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
9197 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
9199 2016-06-16 Martin Liska <mliska@suse.cz>
9201 * predict.def: Add fortran loop preheader predictor.
9202 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
9203 fold IFN_BUILTIN_EXPECT with a known constant argument.
9205 2016-06-16 Martin Liska <mliska@suse.cz>
9207 * predict.def: Add 'Fortran' to display text of all
9208 PRED_FORTRAN_* predictors.
9210 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
9213 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
9214 [IA64_BUILTIN_NANSQ]: Ditto.
9215 (ia64_fold_builtin): New function.
9216 (TARGET_FOLD_BUILTIN): New define.
9217 (ia64_init_builtins) Declare const_string_type node.
9218 Add __builtin_nanq and __builtin_nansq builtin functions.
9219 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
9221 2016-06-16 Nick Clifton <nickc@redhat.com>
9223 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
9224 MSP430_HWMULT_ prefix to enum values.
9225 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
9226 * config/msp430/msp430.c: Update use of enum values.
9227 * config/msp430/msp430.md: Likewise.
9228 * config/msp430/msp430.opt: Likewise.
9230 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
9232 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
9233 of comparsions in the last iteration.
9235 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
9236 Joern Rennecke <joern.rennecke@embecosm.com>
9238 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
9240 (arc_needs_pcl_p): Add GOTOFFPC.
9241 (arc_legitimate_pic_addr_p): Likewise.
9242 (arc_output_pic_addr_const): Likewise.
9243 (arc_legitimize_pic_address): Generate a pc-relative address using
9245 (arc_output_libcall): Use @pcl syntax.
9246 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
9247 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
9248 (*movsi_insn): Use @pcl syntax.
9249 (doloop_begin_i): Likewise.
9251 2016-06-16 Martin Liska <mliska@suse.cz>
9253 * predict.def: Define a new predictor.
9255 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
9257 * config/arc/arc.opt (mtp-regno): Update text.
9259 2016-06-16 Renlin Li <renlin.li@arm.com>
9261 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
9263 2016-06-16 Jakub Jelinek <jakub@redhat.com>
9266 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
9267 (setcc + and peephole2): Likewise.
9269 PR rtl-optimization/71532
9270 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
9273 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9275 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
9276 DImode constants with XXSPLTIB in vector registers.
9277 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
9278 vsx_extract_<mode>_internal{1,2} into a single insn that handles
9279 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
9280 extraction of the element at the top of the register as a scalar
9282 (vsx_extract_<mode>_internal1): Likewise.
9283 (vsx_extract_<mode>_internal2): Likewise.
9284 * config/rs6000/constraints.md (wi constraint): Remove a comment
9285 about DImode not being allowed in Altivec registers.
9286 (wB constraint): New constraint for constants that can be
9287 generated in Altivec registers with VSPLTISW/VUPKHSW.
9288 * config/rs6000/predicates.md (xxspltib_constant_split): Update
9290 (xxspltib_constant_nosplit): Likewise.
9291 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
9292 support for -mupper-regs-di to enable DImode to go into Altivec
9294 (POWERPC_MASKS): Likewise.
9295 (power7 cpu): Likewise.
9296 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
9297 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
9298 for DImode being allowed in Altivec registers. Update wi/wj
9299 constraints. Set scalar_in_vmx_p flag.
9300 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
9301 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
9302 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
9303 (rs6000_opt_masks): Add -mupper-regs-di.
9304 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
9305 direct move to use wi and not wj.
9307 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
9309 (floatunssi<mode>2_lfiwzx_mem): Likewise.
9310 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
9311 any VSX register, instead of just Altivec registers, to allow
9312 either operand to be an Altivec register or both.
9313 (fixuns_trunc<mode>di2_fctiduz): Likewise.
9314 (movdi_internal32): Add support for -mupper-regs-di. Add support
9315 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
9316 the alternatives and attributes to be lined up to be easier to
9318 (movdi_internal64): Likewise.
9319 (64-bit DImode splitters): Change predicates to only split loading
9320 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
9321 load constants in ISA 3.0 or ISA 2.07 respectively.
9322 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9323 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
9324 mention -mcpu=power9 sets these options.
9325 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
9328 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9331 * config/avr/avr.c (avr_set_current_function): Warn misspelled
9332 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
9333 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
9334 by default to warn misspelled interrupt/ signal handler.
9335 * doc/invoke.texi (AVR Options): Document it. Update description
9336 for -nodevicelib option.
9338 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9340 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
9341 up parentheses. Use GET_MODE_UNIT_BITSIZE.
9342 (aarch64_<sur>shll2_n<mode>): Likewise.
9344 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
9347 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
9348 DECL_CONTEXT for copied arguments.
9350 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9352 PR tree-optimization/71483
9353 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
9356 2016-06-15 Martin Liska <mliska@suse.cz>
9358 * predict.c (tree_predict_by_opcode): Call predict_edge_def
9359 instead of predict_edge w/o a probability.
9361 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9363 PR tree-optimization/71439
9364 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
9367 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9369 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
9370 register subregs in SET_SRC.
9372 2016-06-15 Richard Biener <rguenther@suse.de>
9374 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
9377 2016-06-15 Richard Biener <rguenther@suse.de>
9379 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
9380 not consider dependences between accesses that belong to the
9382 (vect_analyze_data_ref_dependences): Do not analyze read-read
9383 or self-dependences.
9385 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9387 * spellcheck-tree.c: Include spellcheck-tree.h rather than
9389 (find_closest_identifier): Reimplement in terms of
9390 best_match<tree,tree>.
9391 * spellcheck-tree.h: New file.
9392 * spellcheck.c (struct edit_distance_traits<const char *>): New
9394 (find_closest_string): Reimplement in terms of
9395 best_match<const char *, const char *>.
9396 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
9397 overload to spellcheck-tree.h.
9398 (find_closest_identifier): Likewise.
9399 (struct edit_distance_traits<T>): New template.
9400 (class best_match): New class.
9402 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9404 * selftest-run-tests.c (selftest::run_tests): Call
9405 selftest::spellcheck_tree_c_tests.
9406 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
9407 * spellcheck-tree.c: Include selftest.h and stringpool.h.
9408 (selftest::test_find_closest_identifier): New function.
9409 (selftest::spellcheck_tree_c_tests): New function.
9410 * spellcheck.c (selftest::test_find_closest_string): Verify that
9411 the order of the vec does not affect the results for this case.
9412 (selftest::test_data): New array.
9413 (selftest::test_metric_conditions): New function.
9414 (selftest::spellcheck_c_tests): Add a test of case-comparison.
9415 Call selftest::test_metric_conditions.
9417 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9419 * config/rs6000/rs6000-builtin.def (commentary): Typo.
9420 (BU_P9_MISC_1): Likewise.
9421 (BU_P9_64BIT_MISC_0): Likewise.
9422 (BU_P9_MISC_0): Likewise.
9424 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9426 * gcc-rich-location.c
9427 (gcc_rich_location::add_fixit_misspelled_id): New method.
9428 * gcc-rich-location.h
9429 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
9431 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
9433 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
9434 FreeBSD 11 and above.
9436 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
9438 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
9440 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9442 * expmed.h: Close parenthesis in "at your option" in copyright
9444 * lower-subreg.h: Likewise.
9446 2016-06-14 Richard Biener <rguenther@suse.de>
9449 * genmatch.c (expr::gen_transform): Use in_type for comparisons
9452 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9454 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
9456 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
9458 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
9460 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
9461 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
9463 2016-06-14 Richard Biener <rguenther@suse.de>
9465 PR tree-optimization/71522
9466 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
9467 copying into float copying.
9469 2016-06-14 Jakub Jelinek <jakub@redhat.com>
9471 PR tree-optimization/71520
9472 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
9473 (replace_block_by): Move user labels from bb1 to bb2.
9475 2016-06-14 Richard Biener <rguenther@suse.de>
9479 * expr.h (get_bit_range): Declare.
9480 * expr.c (get_bit_range): Export.
9481 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
9482 word_mode again to constrain the bitfield access.
9484 2016-06-14 Richard Biener <rguenther@suse.de>
9486 PR tree-optimization/71521
9487 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
9488 division int_const_binop against zero divisor.
9490 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9492 * config/i386/i386.md (signbittf2): New expander.
9493 * config/i386/sse.md (ptesttf2): New insn pattern.
9495 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9498 * input.c (selftest::test_reading_source_line): Avoid reading from
9499 __FILE__ by creating a tempfile with known content and reading
9502 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9504 * pretty-print.c (assert_pp_format_colored): Skip the test if
9506 (test_pp_format): Remove comment about GCC_COLORS.
9508 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9510 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
9511 * pretty-print.c (assert_pp_format_va): Add location param and use
9512 it with ASSERT_STREQ_AT.
9513 (assert_pp_format): Add location param and pass it to
9514 assert_pp_format_va.
9515 (assert_pp_format_colored): Likewise.
9516 (ASSERT_PP_FORMAT_1): New.
9517 (ASSERT_PP_FORMAT_2): New.
9518 (ASSERT_PP_FORMAT_3): New.
9519 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
9520 explicitly, or implicitly via the above macros.
9521 * selftest.c (selftest::pass): Use a selftest::location rather
9523 (selftest::fail): Likewise. Print the function name.
9524 (selftest::fail_formatted): Likewise.
9525 (selftest::assert_streq): Use a selftest::location rather than
9527 * selftest.h (selftest::location): New struct.
9528 (SELFTEST_LOCATION): New macro.
9529 (selftest::pass): Accept a const location & rather than file
9531 (selftest::fail): Likewise.
9532 (selftest::fail_formatted): Likewise.
9533 (selftest::assert_streq): Likewise.
9534 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
9535 (ASSERT_FALSE): Likewise.
9536 (ASSERT_EQ): Likewise.
9537 (ASSERT_NE): Likewise.
9538 (ASSERT_STREQ): Likewise.
9539 (ASSERT_PRED1): Likewise.
9540 (ASSERT_STREQ_AT): New macro.
9542 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9544 * selftest.c (selftest::fail_formatted): New function.
9545 (selftest::assert_streq): New function.
9546 * selftest.h (selftests::fail_formatted): New decl.
9547 (selftest::assert_streq): New decl.
9548 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
9550 2016-06-13 Jeff Law <law@redhat.com>
9552 PR tree-optimization/71403
9553 * tree-ssa-threadbackward.c
9554 (convert_and_register_jump_thread_path): No longer accept reference
9555 to path. Do not pop items off the path anymore.
9556 (fsm_find_control_statement_thread_paths): Do not allow threading
9557 to a deeper loop nest. Pop the last item off the path here rather
9558 than in convert_and_register_jump_thread_path.
9560 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9561 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
9563 [AArch64] Emit division using the Newton series
9565 * config/aarch64/aarch64-protos.h
9566 (cpu_approx_modes): Add new member "division".
9567 (aarch64_emit_approx_div): Declare new function.
9568 * config/aarch64/aarch64.c
9569 (generic_approx_modes): New member "division".
9570 (exynosm1_approx_modes): Likewise.
9571 (xgene1_approx_modes): Likewise.
9572 (aarch64_emit_approx_div): Define new function.
9573 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
9574 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
9575 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
9576 * doc/invoke.texi (-mlow-precision-div): Describe new option.
9578 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9579 Wilco Dijkstra <wilco.dijkstra@arm.com>
9581 [AArch64] Emit square root using the Newton series
9583 * config/aarch64/aarch64-protos.h
9584 (aarch64_emit_approx_rsqrt): Replace with new function
9585 "aarch64_emit_approx_sqrt".
9586 (cpu_approx_modes): New member "sqrt".
9587 * config/aarch64/aarch64.c
9588 (generic_approx_modes): New member "sqrt".
9589 (exynosm1_approx_modes): Likewise.
9590 (xgene1_approx_modes): Likewise.
9591 (aarch64_emit_approx_rsqrt): Replace with new function
9592 "aarch64_emit_approx_sqrt".
9593 (aarch64_override_options_after_change_1): Handle new option.
9594 * config/aarch64/aarch64-simd.md
9595 (rsqrt<mode>2): Use new function instead.
9596 (sqrt<mode>2): New expansion and insn definitions.
9597 * config/aarch64/aarch64.md: Likewise.
9598 * config/aarch64/aarch64.opt
9599 (mlow-precision-sqrt): Add new option description.
9600 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
9602 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9604 [AArch64] Add more choices for the reciprocal square root approximation
9606 Allow a target to prefer such operation depending on the operation mode.
9608 * config/aarch64/aarch64-protos.h
9609 (AARCH64_APPROX_MODE): New macro.
9610 (AARCH64_APPROX_{NONE,ALL}): Likewise.
9611 (cpu_approx_modes): New structure.
9612 (tune_params): New member "approx_modes".
9613 * config/aarch64/aarch64-tuning-flags.def
9614 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
9615 * config/aarch64/aarch64.c
9616 (generic_approx_modes): New core "cpu_approx_modes" structure.
9617 (exynosm1_approx_modes): Likewise.
9618 (xgene1_approx_modes): Likewise.
9619 (generic_tunings): New member "approx_modes".
9620 (cortexa35_tunings): Likewise.
9621 (cortexa53_tunings): Likewise.
9622 (cortexa57_tunings): Likewise.
9623 (cortexa72_tunings): Likewise.
9624 (exynosm1_tunings): Likewise.
9625 (thunderx_tunings): Likewise.
9626 (xgene1_tunings): Likewise.
9627 (use_rsqrt_p): New argument for the mode and use new member from
9629 (aarch64_builtin_reciprocal): Devise mode from builtin.
9630 (aarch64_optab_supported_p): New argument for the mode.
9631 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
9633 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
9635 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
9636 RS6000_BTM_MODULO flag into the set of flags that are considered
9637 to be part of the common configuration.
9639 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
9641 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
9642 difference unsigned.
9643 (vec_absdb): New macro for vector absolute difference unsigned
9645 (vec_absdh): New macro for vector absolute difference unsigned
9647 (vec_absdw): New macro for vector absolute difference unsigned word.
9648 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
9649 (vadu<mode>3): New insn.
9650 (*p9_vadu<mode>3): New insn.
9651 * config/rs6000/rs6000-builtin.def (vadub): New built-in
9653 (vaduh): New built-in definition.
9654 (vaduw): New built-in definition.
9655 (vadu): New overloaded built-in definition.
9656 (vadub): New overloaded built-in definition.
9657 (vaduh): New overloaded built-in definition.
9658 (vaduw): New overloaded built-in definition.
9659 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9660 overloaded vector absolute difference unsigned functions.
9661 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9662 the ISA 3.0 vector absolute difference unsigned built-in functions.
9664 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
9666 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
9667 update shared_lookup_references only once after changing operands.
9669 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
9672 * tree-nested.c (convert_nonlocal_omp_clauses)
9673 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
9675 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
9676 * tree.def (CASE_LABEL_EXPR): Likewise.
9678 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
9681 * input.c (test_builtins): Fix an assertion.
9683 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9685 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
9688 (isinf<mode>2): Ditto.
9690 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9692 * ggc-tests.c (test_finalization): Only test need_finalization_p
9693 for GCC_VERSION >= 4003.
9695 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9697 * config/s390/vecintrin.h: Fix file description in comment.
9699 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9701 * config/s390/s390-builtin-types.def: Change builtin type naming
9702 scheme to match builtin-types.def.
9704 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
9706 * fold-const.c (optimize_minmax_comparison): Remove.
9707 (fold_comparison): Remove call to the above.
9708 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
9709 New transformations.
9711 2016-06-13 Alan Hayward <alan.hayward@arm.com>
9713 PR tree-optimization/71416
9714 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
9717 2016-06-13 Martin Liska <mliska@suse.cz>
9719 * predict.c (enum predictor_reason): Prefix enum with REASON_.
9720 (combine_predictions_for_insn): Likewise.
9721 (prune_predictions_for_bb): Likewise.
9722 (combine_predictions_for_bb): Likewise.
9724 2016-06-13 Richard Biener <rguenther@suse.de>
9726 PR tree-optimization/71505
9727 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
9728 assert match comment.
9730 2016-06-13 Marek Polacek <polacek@redhat.com>
9733 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
9734 gimplify_switch_expr.
9735 (warn_switch_unreachable_r): New function.
9737 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9740 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
9743 2016-06-13 Richard Biener <rguenther@suse.de>
9746 * fold-const.c (fold_unary_loc): Preserve alignment when
9747 folding a VIEW_CONVERT_EXPR into a MEM_REF.
9749 2016-06-13 Martin Liska <mliska@suse.cz>
9752 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
9753 w/ -fsanitize=bounds.
9755 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
9757 * config/i386/i386.c (ix86_init_builtins): Calculate
9758 FLOAT128_FTYPE_CONST_STRING function type only once.
9759 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
9760 built-in functions are available for x86-32 and x86-64 targets.
9762 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
9765 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
9767 (FLOAT128_FTYPE_CONST_STRING): New function type.
9768 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
9769 [IX86_BUILTIN_NANSQ]: Ditto.
9770 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
9771 (ix86_init_builtin_types): Declare const_string_type_node.
9772 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
9774 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
9775 * doc/extend.texi (x86 Built-in Functions): Document
9776 __builtin_nanq and __builtin_nansq.
9778 2016-06-11 Jiong Wang <jiong.wang@arm.com>
9781 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
9782 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
9783 length for pop patterns.
9784 (arm_attr_length_push_multi): Update comments.
9785 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
9787 (*pop_multiple_with_writeback_and_return): Likewise.
9788 (*pop_multiple_with_return): Likewise.
9790 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
9793 * fold-const.c (optimize_bit_field_compare): Don't try to use
9794 word_mode unconditionally for reading the bit field, look at
9795 DECL_BIT_FIELD_REPRESENTATIVE instead.
9797 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9800 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
9801 vector integer type.
9803 2016-06-10 Jakub Jelinek <jakub@redhat.com>
9806 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
9807 without LABEL_DECL, set *handled_ops_p to false instead of true.
9809 2016-06-10 Martin Sebor <msebor@redhat.com>
9812 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
9813 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
9814 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
9816 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
9817 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
9818 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
9819 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
9820 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
9821 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
9822 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
9823 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
9825 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9827 * config/arm/arm.h (pool_vector_label,
9828 return_used_this_function): Remove.
9830 2016-06-10 Jeff Law <law@redhat.com>
9832 PR tree-optimization/71335
9833 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
9834 zero length paths here.
9835 (convert_and_register_jump_thread_path): Remove hacks related to
9836 duplicated blocks in the jump thread path.
9837 (fsm_find_control_statement_thread_paths): Avoid putting the same
9838 block on the thread path twice, but ensure the thread path is
9839 unchanged from the caller's point of view.
9841 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
9843 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
9844 * predict.def (PRED_LOOP_BRANCH): Remove.
9846 2016-06-10 David Malcolm <dmalcolm@redhat.com>
9848 * Makefile.in (OBJS): Add ggc-tests.o.
9849 (GTFILES): Add ggc-tests.c.
9850 * ggc-tests.c: New file.
9851 * selftest-run-tests.c (selftest::run_tests): Call
9852 selftest::ggc_tests_c_tests.
9853 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
9855 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
9857 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
9859 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
9862 * varasm.c (place_block_symbol): Adjust alignment for asan protected
9863 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
9865 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
9867 * profile.c: Include cfgloop.h.
9868 (branch_prob): Compute estimated number of iterations.
9869 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
9870 recompute estimate number of iterations from profile.
9872 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9875 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
9876 must be grouped on top of stack. Don't force early clobber
9877 on ordinary reg outputs.
9879 2016-06-10 Richard Biener <rguenther@suse.de>
9881 * targhooks.c (default_builtin_vectorization_cost): Adjust
9884 2016-06-10 Richard Biener <rguenther@suse.de>
9886 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
9887 to fold the RHS to a constant if possible.
9889 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
9892 * tree-nested.c (convert_nonlocal_omp_clauses)
9893 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
9894 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
9895 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
9897 * gimplify.c (gimplify_adjust_omp_clauses): Discard
9899 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
9901 * omp-low.c (scan_sharing_clauses): Don't expect
9904 2016-06-10 Alan Hayward <alan.hayward@arm.com>
9906 PR tree-optimization/71407
9907 PR tree-optimization/71416
9908 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
9911 2016-06-10 Richard Biener <rguenther@suse.de>
9914 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
9916 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
9918 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
9920 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
9921 Jiong Wang <jiong.wang@arm.com>
9923 PR rtl-optimization/70751
9924 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
9925 spilled into memory.
9927 2016-06-09 Jonathan Yong <10walls@gmail.com>
9930 2015-09-21 Jonathan Yong <10walls@gmail.com>
9932 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
9933 sysroot/usr/lib/32api for additional win32 libraries,
9934 fixes failing Cygwin bootstrapping.
9936 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
9938 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
9941 2016-06-09 David Malcolm <dmalcolm@redhat.com>
9944 * pretty-print.c (pp_indent): Specify that %p is printed in a
9945 host-dependent manner.
9946 (test_pp_format): Remove the test for %p.
9948 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
9950 * config/mips/mips.c (mips_output_jump): Fix formatting.
9952 2016-06-09 Richard Biener <rguenther@suse.de>
9954 PR tree-optimization/71462
9955 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
9958 2016-06-09 Martin Liska <mliska@suse.cz>
9960 * predict.c (dump_prediction): Add new argument.
9961 (enum predictor_reason): New enum.
9962 (struct predictor_hash): New struct.
9963 (predictor_hash::hash): New function.
9964 (predictor_hash::equal): Likewise.
9965 (not_removed_prediction_p): New function.
9966 (prune_predictions_for_bb): Likewise.
9967 (combine_predictions_for_bb): Prune predictions.
9969 2016-06-09 Martin Liska <mliska@suse.cz>
9971 * predict.c (filter_predictions): New function.
9972 (remove_predictions_associated_with_edge): Use the filter
9974 (equal_edge_p): New function.
9976 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
9978 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
9979 Correct usage of @samp vs @option, add @samp where appropriate.
9980 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
9981 Add armv6s-m and document it, as it is no official ARM name.
9983 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9985 * ifcvt.c (struct noce_if_info): Add transform_name field.
9986 (noce_try_move): Set if_info->transform_name to the function name.
9987 (noce_try_ifelse_collapse): Likewise.
9988 (noce_try_store_flag): Likewise.
9989 (noce_try_inverse_constants): Likewise.
9990 (noce_try_store_flag_constants): Likewise.
9991 (noce_try_addcc): Likewise.
9992 (noce_try_store_flag_mask): Likewise.
9993 (noce_try_cmove): Likewise.
9994 (noce_try_cmove_arith): Likewise.
9995 (noce_try_minmax): Likewise.
9996 (noce_try_abs): Likewise.
9997 (noce_try_sign_mask): Likewise.
9998 (noce_try_bitop): Likewise.
9999 (noce_convert_multiple_sets): Likewise.
10000 (noce_process_if_block): Print if_info->transform_name to
10001 dump_file if transformation succeeded.
10003 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10005 * config/arm/cortex-a57.md (cortex_a57_alu):
10008 2016-06-08 Martin Sebor <msebor@redhat.com>
10009 Jakub Jelinek <jakub@redhat.com>
10013 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
10014 BUILT_IN_MUL_OVERFLOW_P): New builtins.
10015 * builtins.c: Include gimple-fold.h.
10016 (fold_builtin_arith_overflow): Handle
10017 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
10018 (fold_builtin_3): Likewise.
10019 * doc/extend.texi (Integer Overflow Builtins): Document
10020 __builtin_{add,sub,mul}_overflow_p.
10022 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
10024 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
10025 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
10027 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
10029 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
10030 Rewrite, looking one level down for records and arrays.
10032 2016-06-08 David Malcolm <dmalcolm@redhat.com>
10034 * pretty-print.c: Include "selftest.h".
10035 (pp_format): Fix comment.
10036 (identifier_to_locale): Likewise.
10037 (selftest::test_basic_printing): New function.
10038 (selftest::assert_pp_format): New function.
10039 (selftest::test_pp_format): New function.
10040 (selftest::pretty_print_c_tests): New function.
10041 * selftest-run-tests.c (selftest::run_tests): Call
10042 selftest::pretty_print_c_tests.
10043 * selftest.h (pretty_print_c_tests): New declaration.
10045 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10047 * invoke.texi (max-loop-headers-insns): Document.
10048 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
10049 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
10050 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
10052 2016-06-08 Richard Biener <rguenther@suse.de>
10054 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
10055 on strided SLP loads and fall back to scalar loads in case
10056 we can't chunk them.
10058 2016-06-08 Richard Biener <rguenther@suse.de>
10060 PR tree-optimization/71452
10061 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
10062 type used for the SSA rewrite has enough precision to cover
10063 the dynamic type of the location.
10065 2016-06-08 Jakub Jelinek <jakub@redhat.com>
10066 Richard Biener <rguenther@suse.de>
10069 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
10070 the same as DECL_P (base0) for indirect_base0. Use equality_code
10071 in one further place.
10073 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
10075 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
10076 to one word if the field is known to overlap other words.
10077 (extract_bit_field_1): Likewise.
10078 (store_split_bit_field): Remove compensating code.
10079 (extract_split_bit_field): Likewise.
10081 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
10085 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
10087 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10089 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
10091 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
10092 (arch64_addpv4sf): Delete.
10093 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
10094 "gen_aarch64_addpv4sf".
10095 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
10097 (vpadds_f32): Likewise.
10098 (vpaddq_f32): Likewise.
10099 (vpaddq_f64): Likewise.
10101 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10103 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
10105 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
10106 to VALLF. Rename to "fabd<mode>3".
10107 "*fabd_scalar<mode>3): Delete.
10108 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
10110 (vabdd_f64): Likewise.
10111 (vabd_f32): Likewise.
10112 (vabd_f64): Likewise.
10113 (vabdq_f32): Likewise.
10114 (vabdq_f64): Likewise.
10116 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10118 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
10120 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
10121 "aarch64_rsqrts<mode>".
10122 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
10123 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
10125 (vrsqrtsd_f64): Likewise.
10126 (vrsqrts_f32): Likewise.
10127 (vrsqrts_f64): Likewise.
10128 (vrsqrtsq_f32): Likewise.
10129 (vrsqrtsq_f64): Likewise.
10131 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10133 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
10135 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
10136 "aarch64_rsqrte<mode>".
10137 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
10138 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
10140 (vrsqrted_f64): Likewise.
10141 (vrsqrte_f32): Likewise.
10142 (vrsqrte_f64): Likewise.
10143 (vrsqrteq_f32): Likewise.
10144 (vrsqrteq_f64): Likewise.
10146 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10148 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
10150 (fcvtzs): Likewise.
10151 (fcvtzu): Likewise.
10152 * config/aarch64/aarch64-simd.md
10153 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
10154 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
10155 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
10157 (vcvt_n_f32_u32): Likewise.
10158 (vcvt_n_s32_f32): Likewise.
10159 (vcvt_n_u32_f32): Likewise.
10160 (vcvtq_n_f32_s32): Likewise.
10161 (vcvtq_n_f32_u32): Likewise.
10162 (vcvtq_n_f64_s64): Likewise.
10163 (vcvtq_n_f64_u64): Likewise.
10164 (vcvtq_n_s32_f32): Likewise.
10165 (vcvtq_n_s64_f64): Likewise.
10166 (vcvtq_n_u32_f32): Likewise.
10167 (vcvtq_n_u64_f64): Likewise.
10168 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
10169 (VSDQ_SDI): Likewise.
10170 (fcvt_target): Support V4DI, V4SI and V2SI.
10171 (FCVT_TARGET): Likewise.
10173 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10175 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
10176 (TYPES_BINOP_SUS): Likewise.
10177 (aarch64_simd_builtin_data): Update include file name.
10178 (aarch64_builtins): Likewise.
10179 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
10180 for conversion between scalar float-point and fixed-point.
10182 (fcvtzs): Likewise.
10183 (fcvtzu): Likewise.
10184 * config/aarch64/aarch64.md
10185 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
10186 pattern for conversion between scalar float to fixed-pointer.
10187 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
10188 (UNSPEC_FCVTZS): New UNSPEC enumeration.
10189 (UNSPEC_FCVTZU): Likewise.
10190 (UNSPEC_SCVTF): Likewise.
10191 (UNSPEC_UCVTF): Likewise.
10192 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
10194 (vcvtd_n_f64_u64): Likewise.
10195 (vcvtd_n_s64_f64): Likewise.
10196 (vcvtd_n_u64_f64): Likewise.
10197 (vcvtd_n_f32_s32): Likewise.
10198 (vcvts_n_f32_u32): Likewise.
10199 (vcvtd_n_s32_f32): Likewise.
10200 (vcvts_n_u32_f32): Likewise.
10201 * config/aarch64/iterators.md (fcvt_target): Support integer to float
10203 (FCVT_TARGET): Likewise.
10204 (FCVT_FIXED2F): New iterator.
10205 (FCVT_F2FIXED): Likewise.
10206 (fcvt_fixed_insn): New define_int_attr.
10208 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10210 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
10211 some statements was removed.
10213 2016-06-08 Alan Hayward <alan.hayward@arm.com>
10215 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
10216 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
10217 (vect_can_advance_ivs_p): likewise.
10218 (vect_update_ivs_after_vectorizer): likewise.
10219 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
10220 (vect_analyze_scalar_cycles_1): likewise.
10221 (vect_analyze_loop_operations): likewise.
10222 (report_vect_op): likewise.
10223 (vect_is_slp_reduction): likewise.
10224 (vect_is_simple_reduction): likewise.
10225 (get_initial_def_for_induction): likewise.
10226 (vect_transform_loop): likewise.
10227 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
10228 (vect_recog_sad_pattern): likewise.
10229 (vect_recog_widen_sum_pattern): likewise.
10230 (vect_recog_widening_pattern): likewise.
10231 (vect_recog_divmod_pattern): likewise.
10232 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
10233 (vect_analyze_slp_instance): likewise.
10234 (vect_transform_slp_perm_load): likewise.
10235 (vect_schedule_slp_instance): likewise.
10237 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10239 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
10240 (return_prediction): PRED_CONST_RETURN predict return as not taken.
10241 * predict.def (PRED_CONTINUE): Change hitrate 50->67
10242 (PRED_LOOP_BRANCH): Document predictor as broken.
10243 (PRED_LOOP_EXIT): Change hitrate 91->92.
10244 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
10245 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
10246 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
10247 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
10248 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
10249 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
10250 (PRED_CALL): Chane hitrate 71->67.
10251 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
10252 (PRED_GOTO): Document as unused right now.
10253 (PRED_CONST_RETURN): Change hitrate 67->69
10254 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
10255 (PRED_NULL_RETURN): Change hitrate 91->90.
10256 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
10257 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
10258 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
10260 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
10262 * config/rs6000/altivec.h: Add __builtin_vec_mul.
10263 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
10264 special case Altivec builtin.
10265 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
10266 VSX_BUILTIN_VEC_MUL (replaced with special case code).
10267 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10268 code for ALTIVEC_BUILTIN_VEC_MUL.
10269 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10270 for __builtin_vec_mul.
10272 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
10274 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
10277 2016-06-07 David Malcolm <dmalcolm@redhat.com>
10279 * spellcheck.c (selftest::test_find_closest_string): New function.
10280 (spellcheck_c_tests): Call the above.
10282 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10284 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
10286 2016-06-07 Jakub Jelinek <jakub@redhat.com>
10288 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
10289 Yv=Yv,C alternatives.
10291 2016-06-07 Richard Biener <rguenther@suse.de>
10294 * common.opt (ffast-math): Make Optimization.
10296 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
10297 Prachi Godbole <prachi.godbole@imgtec.com>
10299 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
10300 `fabs' and `fneg' type attributes.
10301 (p5600_fpu_fabs): Add `fmove' to the comment.
10303 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10305 * gimple.c: Include builtins.h
10306 (gimple_inexpensive_call_p): New function.
10307 * gimple.h (gimple_inexpensive_call_p): Declare.
10308 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
10309 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
10312 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
10314 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
10315 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
10316 warning_at_rich_loc, warning_n, pedwarn, permerror,
10317 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
10318 sorry, fatal_error, internal_error, internal_error_no_backtrace):
10321 2016-06-07 Richard Biener <rguenther@suse.de>
10323 PR tree-optimization/71428
10324 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
10325 BIT_FIELD_REF op vs. load.
10327 2016-06-07 Richard Biener <rguenther@suse.de>
10329 PR middle-end/71423
10330 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
10333 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
10335 * config/pa/pa.md (call): Generate indirect long calls to non-local
10336 functions on TARGET_64BIT.
10337 (call_value): Likewise.
10339 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
10341 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
10342 pattern and subsequent splitters.
10343 (call_val_reg_64bit_post_reload): Likewise.
10345 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10347 PR middle-end/71408
10348 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
10349 propagate_op_to_single_use.
10351 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10353 PR middle-end/71281
10354 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
10356 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
10358 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
10359 (enum x86_dirflag_state): New enum.
10360 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
10361 (machine_function): Remove needs_cld.
10362 (ix86_current_function_needs_cld): Remove.
10363 * config/i386/i386.c (ix86_set_func_type): Set
10364 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
10365 (ix86_expand_prologue): Do not emit CLD here.
10366 (ix86_dirflag_mode_needed): New function.
10367 (ix86_dirflag_mode_entry): Ditto.
10368 (ix86_mode_needed): Handle X86_DIRFLAG entity.
10369 (ix86_mode_after): Ditto.
10370 (ix86_mode_entry): Ditto.
10371 (ix86_mode_exit): Ditto.
10372 (ix86_emit_mode_set): Ditto.
10373 * config/i386/i386.md (strmov_singleop): Set
10374 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
10375 Do not set ix86_current_function_needs_cld.
10377 (strset_singleop): Ditto.
10379 (cmpstrnqi_nz_1): Ditto.
10380 (cmpstrnqi_1): Ditto.
10381 (strlenqi_1): Ditto.
10383 2016-06-06 Jakub Jelinek <jakub@redhat.com>
10385 PR tree-optimization/71259
10386 * tree-vect-slp.c (vect_get_constant_vectors): For
10387 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
10388 one for constant op, and use COND_EXPR for non-constant.
10390 2016-06-06 David Malcolm <dmalcolm@redhat.com>
10392 * Makefile.in (OBJS): Add function-tests.o,
10393 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
10394 selftest-run-tests.o.
10395 (OBJS-libcommon): Add selftest.o.
10396 (OBJS-libcommon-target): Add selftest.o.
10397 (all.internal): Add "selftest".
10398 (all.cross): Likewise.
10399 (selftest): New phony target.
10400 (s-selftest): New target.
10401 (selftest-gdb): New phony target.
10402 (COLLECT2_OBJS): Add selftest.o.
10403 * bitmap.c: Include "selftest.h".
10404 (selftest::test_gc_alloc): New function.
10405 (selftest::test_set_range): New function.
10406 (selftest::test_clear_bit_in_middle): New function.
10407 (selftest::test_copying): New function.
10408 (selftest::test_bitmap_single_bit_set_p): New function.
10409 (selftest::bitmap_c_tests): New function.
10410 * common.opt (fself-test): New.
10411 * diagnostic-show-locus.c: Include "selftest.h".
10412 (make_range): New function.
10413 (test_range_contains_point_for_single_point): New function.
10414 (test_range_contains_point_for_single_line): New function.
10415 (test_range_contains_point_for_multiple_lines): New function.
10416 (assert_eq): New function.
10417 (test_get_line_width_without_trailing_whitespace): New function.
10418 (selftest::diagnostic_show_locus_c_tests): New function.
10419 * et-forest.c: Include "selftest.h".
10420 (selftest::test_single_node): New function.
10421 (selftest::test_simple_tree): New function.
10422 (selftest::test_disconnected_nodes): New function.
10423 (selftest::et_forest_c_tests): New function.
10424 * fold-const.c: Include "selftest.h".
10425 (selftest::assert_binop_folds_to_const): New function.
10426 (selftest::assert_binop_folds_to_nonlvalue): New function.
10427 (selftest::test_arithmetic_folding): New function.
10428 (selftest::fold_const_c_tests): New function.
10429 * function-tests.c: New file.
10430 * gimple.c: Include "selftest.h".
10431 Include "gimple-pretty-print.h".
10432 (selftest::verify_gimple_pp): New function.
10433 (selftest::test_assign_single): New function.
10434 (selftest::test_assign_binop): New function.
10435 (selftest::test_nop_stmt): New function.
10436 (selftest::test_return_stmt): New function.
10437 (selftest::test_return_without_value): New function.
10438 (selftest::gimple_c_tests): New function.
10439 * hash-map-tests.c: New file.
10440 * hash-set-tests.c: New file.
10441 * input.c: Include "selftest.h".
10442 (selftest::assert_loceq): New function.
10443 (selftest::test_accessing_ordinary_linemaps): New function.
10444 (selftest::test_unknown_location): New function.
10445 (selftest::test_builtins): New function.
10446 (selftest::test_reading_source_line): New function.
10447 (selftest::input_c_tests): New function.
10448 * rtl-tests.c: New file.
10449 * selftest-run-tests.c: New file.
10450 * selftest.c: New file.
10451 * selftest.h: New file.
10452 * spellcheck.c: Include "selftest.h".
10453 (selftest::levenshtein_distance_unit_test_oneway): New function,
10454 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
10455 (selftest::levenshtein_distance_unit_test): Likewise.
10456 (selftest::spellcheck_c_tests): Likewise.
10457 * toplev.c: Include selftest.h.
10458 (toplev::run_self_tests): New.
10459 (toplev::main): Handle -fself-test.
10460 * toplev.h (toplev::run_self_tests): New.
10461 * tree.c: Include "selftest.h".
10462 (selftest::test_integer_constants): New function.
10463 (selftest::test_identifiers): New function.
10464 (selftest::test_labels): New function.
10465 (selftest::tree_c_tests): New function.
10466 * tree-cfg.c: Include "selftest.h".
10467 (selftest::push_fndecl): New function.
10468 (selftest::test_linear_chain): New function.
10469 (selftest::test_diamond): New function.
10470 (selftest::test_fully_connected): New function.
10471 (selftest::tree_cfg_c_tests): New function.
10472 * vec.c: Include "selftest.h".
10473 (selftest::safe_push_range): New function.
10474 (selftest::test_quick_push): New function.
10475 (selftest::test_safe_push): New function.
10476 (selftest::test_truncate): New function.
10477 (selftest::test_safe_grow_cleared): New function.
10478 (selftest::test_pop): New function.
10479 (selftest::test_safe_insert): New function.
10480 (selftest::test_ordered_remove): New function.
10481 (selftest::test_unordered_remove): New function.
10482 (selftest::test_block_remove): New function.
10483 (selftest::reverse_cmp): New function.
10484 (selftest::test_qsort): New function.
10485 (selftest::vec_c_tests): New function.c.
10486 * wide-int.cc: Include selftest.h and wide-int-print.h.
10487 (selftest::from_int <wide_int>): New function.
10488 (selftest::from_int <offset_int>): New function.
10489 (selftest::from_int <widest_int>): New function.
10490 (selftest::assert_deceq): New function.
10491 (selftest::assert_hexeq): New function.
10492 (selftest::test_printing <VALUE_TYPE>): New function template.
10493 (selftest::test_ops <VALUE_TYPE>): New function template.
10494 (selftest::test_comparisons <VALUE_TYPE>): New function template.
10495 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
10497 (selftest::wide_int_cc_tests): New function.
10499 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10501 PR middle-end/37780
10502 * ifcvt.c (noce_try_ifelse_collapse): New function.
10504 (noce_process_if_block): Call noce_try_ifelse_collapse.
10505 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
10506 (simplify_ternary_operation): Use the above to simplify
10507 conditional CLZ/CTZ expressions.
10509 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10511 PR middle-end/37780
10512 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
10513 define_insn_and_split.
10515 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10517 PR middle-end/37780
10518 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
10520 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
10523 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
10524 Implicitly clobber memory for basic asm with non-empty assembler
10525 string. Use targetm.md_asm_adjust also here.
10526 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
10527 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
10528 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
10529 non-empty assembler string.
10530 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
10531 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
10532 (decode_asm_operands): Handle basic asm in PARALLEL block.
10533 (extract_insn): Handle basic asm in PARALLEL block.
10534 * doc/extend.texi: Mention new behavior of basic asm.
10535 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
10536 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
10537 branch_needs_nop_p): Use asm_noperands.
10539 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
10541 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
10542 Include the M7 SPARC DFA scheduler.
10543 New attribute v3pipe.
10544 Annotate insns with v3pipe where appropriate.
10545 Define cpu_feature vis4.
10546 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
10547 Add (V8QI "8") to vbits.
10548 Add insns {add,sub}v8qi3
10549 Add insns ss{add,sub}v8qi3
10550 Add insns us{add,sub}{v8qi,v4hi}3
10551 Add insns {min,max}{v8qi,v4hi,v2si}3
10552 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
10553 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
10554 * config/sparc/niagara4.md: Add a comment explaining the
10555 discrepancy between the documented latenty numbers and the
10557 * config/sparc/niagara7.md: New file.
10558 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
10559 supports SPARC5 and VIS 4.0 instructions.
10560 * configure: Regenerate.
10561 * config.in: Likewise.
10562 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
10563 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
10564 TARGET_CPU_niagara7.
10565 (ASM_CPU64_DEFAULT_SPEC): Likewise.
10566 (CPP_CPU_SPEC): Handle niagara7.
10567 (ASM_CPU_SPEC): Likewise.
10568 * config/sparc/sparc-opts.h (processor_type): Add
10569 PROCESSOR_NIAGARA7.
10570 (mvis4): New option.
10571 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
10572 (AS_NIAGARA7_FLAG): Define.
10573 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
10574 (CPP_CPU64_DEFAULT_SPEC): Likewise.
10575 (CPP_CPU_SPEC): Handle niagara7.
10576 (ASM_CPU_SPEC): Likewise.
10577 * config/sparc/sparc.c (niagara7_costs): Define.
10578 (sparc_option_override): Handle niagara7 and adjust cache-related
10579 parameters with better values for niagara cpus. Also support VIS4.
10580 (sparc32_initialize_trampoline): Likewise.
10581 (sparc_use_sched_lookahead): Likewise.
10582 (sparc_issue_rate): Likewise.
10583 (sparc_register_move_cost): Likewise.
10584 (dump_target_flag_bits): Support VIS4.
10585 (sparc_vis_init_builtins): Likewise.
10586 (sparc_builtins): Likewise.
10587 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
10589 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
10591 * config/sparc/sparc.opt (sparc_processor_type): New value
10593 * config/sparc/visintrin.h (__attribute__): Prototypes for the
10595 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
10597 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
10600 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
10602 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
10604 2016-06-06 Richard Biener <rguenther@suse.de>
10606 PR tree-optimization/71398
10607 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
10610 2016-06-05 James Bowman <james.bowman@ftdichip.com>
10612 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
10613 ft32_expand_prolog, ft32_expand_epilogue):
10614 Handle pretend_args.
10615 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
10616 * config/ft32/ft32.md: Add pretend_returner.
10618 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
10621 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10622 Copy op1 RTX to avoid invalid sharing.
10623 (ix86_expand_vector_move_misalign): Ditto.
10625 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
10627 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
10630 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
10632 * predict.c (predicted_by_loop_heuristics_p): New function.
10633 (predict_iv_comparison): Use it.
10634 (predict_loops): Walk from innermost loops; do not predict edges
10635 leaving multiple loops multiple times; implement
10636 PRED_LOOP_ITERATIONS_MAX heuristics.
10637 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
10639 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
10641 * cfg.c (check_bb_profile): Do not report mismatched profiles when
10642 only edges out of BB are EH edges.
10644 2016-06-04 Martin Sebor <msebor@redhat.com>
10645 Marcin Baczyński <marbacz@gmail.com>
10648 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
10649 a void expression in a void function.
10651 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
10653 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
10654 aux; dump reasons of decisions.
10655 (should_duplicate_loop_header_p): Likewise.
10656 (do_while_loop_p): Likewise.
10657 (ch_base::copy_headers): Dump asi num insns duplicated.
10659 2016-06-04 Jakub Jelinek <jakub@redhat.com>
10661 PR tree-optimization/71405
10662 * tree-ssa.c (execute_update_addresses_taken): For clobber with
10663 incompatible type, build a new clobber with the right type instead
10664 of building a VIEW_CONVERT_EXPR around it.
10666 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
10668 PR tree-optimization/52171
10669 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
10670 by_pieces_ninsns instead of move_by_pieces_ninsns.
10672 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
10674 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
10675 for reg+reg addressing mode.
10677 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10679 * rs6000-c.c (c/c-tree.h): Add #include.
10680 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
10681 in C++ when found in the base position of vec_ld or vec_st.
10683 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
10685 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
10686 use of profile unless profile status is PROFILE_READ.
10687 * profile.c (compute_branch_probabilities): Set profile status
10688 only after reporting predictor hitrates.
10690 2016-06-03 Joseph Myers <joseph@codesourcery.com>
10694 * common.opt (ffp-int-builtin-inexact): New option.
10695 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
10696 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
10697 (ceil@var{m}2): Document dependence on this option.
10698 * ipa-inline-transform.c (inline_call): Handle
10699 flag_fp_int_builtin_inexact.
10700 * ipa-inline.c (can_inline_edge_p): Likewise.
10701 * config/i386/i386.md (rintxf2): Do not test
10702 flag_unsafe_math_optimizations.
10703 (rint<mode>2_frndint): New define_insn.
10704 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
10705 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
10706 for 387 instead of extending and truncating.
10707 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
10708 !flag_trapping_math instead of flag_unsafe_math_optimizations.
10709 Change to frndint<mode>2_<rounding>.
10710 (frndintxf2_<rounding>_i387): Likewise. Change to
10711 frndint<mode>2_<rounding>_i387.
10712 (<rounding_insn>xf2): Likewise.
10713 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
10714 !flag_trapping_math instead of flag_unsafe_math_optimizations for
10715 x87. Test TARGET_ROUND || !flag_trapping_math ||
10716 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
10717 SSE. Use ROUND_NO_EXC in constant operand of
10718 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
10719 for 387 instead of extending and truncating.
10721 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
10722 Julia Koval <julia.koval@intel.com>
10734 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
10735 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
10736 all registers, except for function return registers if there are
10737 no caller-saved registers.
10738 (ix86_set_func_type): New function.
10739 (ix86_set_current_function): Call ix86_set_func_type to set
10740 no_caller_saved_registers and func_type. Call reinit_regs if
10741 caller-saved registers are changed. Don't allow MPX, SSE, MMX
10742 nor x87 instructions in interrupt handler nor function with
10743 no_caller_saved_registers attribute.
10744 (ix86_function_ok_for_sibcall): Return false if there are no
10745 caller-saved registers.
10746 (type_natural_mode): Don't warn ABI change for MMX in interrupt
10748 (ix86_function_arg_advance): Skip for callee in interrupt handler.
10749 (ix86_function_arg): Return special arguments in interrupt handler.
10750 (ix86_promote_function_mode): Promote pointer to word_mode only
10751 for normal functions.
10752 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
10754 (ix86_epilogue_uses): New function.
10755 (ix86_hard_regno_scratch_ok): Likewise.
10756 (ix86_save_reg): Preserve all registers in interrupt handler
10757 after reload. Preserve all registers, except for function return
10758 registers, if there are no caller-saved registers after reload.
10759 (find_drap_reg): Always use callee-saved register if there are
10760 no caller-saved registers.
10761 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
10762 for interrupt handler.
10763 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
10764 Emit cld instruction if stringops are used in interrupt handler
10765 or interrupt handler isn't a leaf function.
10766 (ix86_expand_epilogue): Generate interrupt return for interrupt
10767 handler and pop the 'ERROR_CODE' off the stack before interrupt
10768 return in exception handler.
10769 (ix86_expand_call): Disallow calling interrupt handler directly.
10770 If there are no caller-saved registers, mark all registers that
10771 are clobbered by the call which returns as clobbered.
10772 (ix86_handle_no_caller_saved_registers_attribute): New function.
10773 (ix86_handle_interrupt_attribute): Likewise.
10774 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
10776 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
10777 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
10778 accumulation in interrupt function if stack may be realigned to
10780 (EPILOGUE_USES): New.
10781 (function_type): New enum.
10782 (machine_function): Add func_type and no_caller_saved_registers.
10783 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
10784 (interrupt_return): New pattern.
10785 * doc/extend.texi: Document x86 interrupt and
10786 no_caller_saved_registers attributes.
10788 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
10790 PR tree-optimization/52171
10791 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
10792 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
10793 Look for constant strings. Move some code to emit_block_cmp_hints
10795 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
10796 * defaults.h (COMPARE_MAX_PIECES): New macro.
10797 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
10798 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
10799 (clear_by_pieces_1): Don't declare. Move definition before use.
10800 (can_do_by_pieces): New static function.
10801 (can_move_by_pieces): Use it. Return bool.
10802 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
10803 OP. All callers changed. Handle COMPARE_BY_PIECES.
10804 (class pieces_addr); New.
10805 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
10806 pieces_addr::adjust, pieces_addr::increment_address,
10807 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
10809 (class op_by_pieces_d): New.
10810 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
10812 (class move_by_pieces_d, class compare_by_pieces_d,
10813 class store_by_pieces_d): New subclasses of op_by_pieces_d.
10814 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
10815 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
10816 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
10817 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
10818 compare_by_pieces_d::finish_mode): New member functions.
10819 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
10821 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
10822 (emit_block_cmp_hints): New function.
10823 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
10824 use the newly defined classes.
10825 * expr.h (by_pieces_constfn): New typedef.
10826 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
10827 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
10828 (move_by_pieces_ninsns): Don't declare.
10829 (can_move_by_pieces): Change return value to bool.
10830 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
10831 (compare_by_pieces_branch_ratio): New hook.
10832 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
10833 (by_pieces_ninsns): Declare.
10834 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
10836 (default_compare_by_pieces_branch_ratio): New function.
10837 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
10838 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
10839 * doc/tm.texi: Regenerate.
10840 * tree-ssa-strlen.c: Include "builtins.h".
10841 (handle_builtin_memcmp): New static function.
10842 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
10843 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
10845 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10847 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
10848 relevant stmts which are simple and invariant.
10849 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
10850 instead of simple and invariant
10852 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10854 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
10855 (vectorizable_reduction): Check for new relevant state.
10856 (vectorizable_live_operation): vectorize live stmts using
10857 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
10858 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
10859 (vect_stmt_relevant_p): Check for stmts which are only used live.
10860 (process_use): Use of a stmt does not inherit it's live value.
10861 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
10862 (vect_analyze_stmt): Check for new relevant state.
10863 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
10864 outside the loop, but not inside it.
10866 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10868 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
10869 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
10870 (vect_get_vec_def_for_operand): Split out code.
10872 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
10874 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
10876 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10878 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
10880 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10882 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
10884 2016-06-03 Jakub Jelinek <jakub@redhat.com>
10886 PR middle-end/71387
10887 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
10888 to noreturn e->callee->decl that has void return type and void
10889 arguments, adjust gimple_call_fntype and remove lhs even if it had
10890 previously addressable type.
10892 2016-06-02 Jeff Law <law@redhat.com>
10894 PR tree-optimization/71328
10895 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
10896 error when checking for a jump back onto the copied path.
10898 2016-06-02 David Malcolm <dmalcolm@redhat.com>
10900 * config/microblaze/microblaze.c (get_branch_target): Add return
10901 NULL_RTX for the non-CALL_P case.
10902 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
10903 (insert_wic): Remove unused local "j".
10905 2016-06-02 Martin Liska <mliska@suse.cz>
10907 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
10909 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
10910 Julia Koval <julia.koval@intel.com>
10912 * function.c (assign_parm_setup_stack): Force source into a
10913 register if needed.
10914 * target.def (function_incoming_arg): Update documentation to
10915 allow arbitrary address computation based on hard register.
10916 * doc/tm.texi: Regenerated.
10918 2016-06-02 Martin Liska <mliska@suse.cz>
10920 * predict.c (combine_predictions_for_bb): Fix first match in
10921 cases where a first predictor contains more than one occurence
10922 in list of predictors. Take the best value in such case.
10924 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10926 PR rtl-optimization/71295
10927 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
10928 offset would go over the size of the inner mode reject it.
10930 2016-06-02 Jakub Jelinek <jakub@redhat.com>
10932 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
10933 x=x,x and v=v,m instead of x=x,m.
10935 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
10936 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
10937 alternative to v=rm,C.
10939 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
10940 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
10941 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
10942 instead of vex for the last two above mentioned alternatives.
10944 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10947 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
10949 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
10951 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
10953 2016-06-01 David Malcolm <dmalcolm@redhat.com>
10955 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
10956 from int to unsigned.
10958 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
10960 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
10961 alternatives, eliminating preferred register class. Add support
10962 for the MTVSRDD instruction in ISA 3.0.
10963 (vsx_splat_v4si_internal): Use splat_input_operand instead of
10964 reg_or_indexed_operand.
10965 (vsx_splat_v4sf_internal): Likewise.
10967 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
10970 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
10971 for loading up all 0's or all 1's.
10973 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
10975 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
10977 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
10979 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
10981 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
10982 * gcc.c (set_source_date_epoch_envvar): New function, sets
10983 the SOURCE_DATE_EPOCH environment variable to the current time.
10985 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
10987 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
10988 the factor for live Phi nodes.
10990 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
10992 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
10993 * tree-parloops.c (parallelize_loops): likewise.
10994 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
10995 tree_unswitch_outer_loop): likewise.
10997 2016-06-01 Jakub Jelinek <jakub@redhat.com>
10999 PR middle-end/71371
11000 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
11001 around creation of the temporary.
11003 2016-06-01 Richard Biener <rguenther@suse.de>
11005 PR tree-optimization/71366
11006 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
11007 (unloop_loops): Move removing edges here ...
11008 (try_unroll_loop_completely): ... from here.
11009 (try_peel_loop): ... and here.
11010 (tree_unroll_loops_completely_1): Track parent loops via
11011 bitmap of header BBs.
11012 (tree_unroll_loops_completely): Adjust for that.
11014 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11016 * config/rs6000/altivec.h (vec_slv): New macro.
11017 (vec_srv): New macro.
11018 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
11019 (UNSPEC_VSRV): New value.
11022 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
11023 (vsrv): New builtin definition.
11024 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
11025 define argument types for new builtin.
11026 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
11028 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
11031 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
11032 Jocelyn Mayer <l_indien@magic.fr>
11035 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
11036 detect processor family for signature_CENTAUR_ebx.
11037 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
11038 signature_CENTAUR_ebx.
11039 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
11040 <default>: Pass x86-64 for has_longmode.
11042 2016-06-01 Nathan Sidwell <nathan@acm.org>
11044 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
11047 2016-06-01 Richard Biener <rguenther@suse.de>
11049 PR tree-optimization/71261
11050 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
11051 of stmts successfully put in the bool pattern. Remove
11052 single-use restriction.
11053 (adjust_bool_pattern_cast): Add cast at the use site via the
11054 pattern def sequence.
11055 (adjust_bool_pattern): Remove recursion, maintain a hash-map
11056 of patterned defs. Use the pattern def seqence instead of
11057 multiple independent patterns.
11058 (sort_after_uid): New qsort compare function.
11059 (adjust_bool_stmts): New function to process stmts in the bool
11060 pattern in IL order.
11061 (vect_recog_bool_pattern): Adjust.
11062 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
11063 (ifcvt_walk_pattern_tree): Likewise.
11064 (stmt_is_root_of_bool_pattern): Likewise.
11065 (ifcvt_repair_bool_pattern): Likewise.
11066 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
11068 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11070 * loop-unroll.c (decide_unroll_constant_iterations,
11071 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
11072 likely upper bounds.
11073 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
11075 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
11077 * tree-core.h (enum omp_clause_code): Remove
11078 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
11080 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11082 * config/arm/sync.md (arm_store_exclusive<mode>):
11083 Use 'H' output modifier on operands[2] rather than creating a new
11084 entry in out-of-bounds memory of the operands array.
11085 (arm_store_release_exclusivedi): Likewise.
11087 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11089 * config/arm/arm.c (arm_fusion_enabled_p): New function.
11090 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
11091 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
11092 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11094 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11096 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
11097 into account live statements for mask producers.
11099 2016-06-01 Richard Biener <rguenther@suse.de>
11101 PR tree-optimization/71311
11102 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
11103 restrict to non-INTEGER_CST @0.
11105 2016-06-01 Richard Biener <rguenther@suse.de>
11107 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
11108 (relational patterns): Use :c to avoid pattern duplications.
11110 2016-06-01 Richard Biener <rguenther@suse.de>
11112 * genmatch.c (comparison_code_p): New predicate.
11113 (swap_tree_comparison): New function.
11114 (commutate): Add for_vec parameter to append new for entries.
11115 Support commutating relational operators by swapping it alongside
11117 (lower_commutative): Adjust.
11118 (dt_simplify::gen): Do not pass artificial operators to gen
11120 (decision_tree::gen): Do not add artificial operators as parameters.
11121 (parser::parse_expr): Verify operator commutativity when :c is
11122 applied. Allow :C to override this.
11123 * match.pd: Adjust patterns to use :C instead of :c where required.
11125 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
11127 PR tree-optimization/71077
11128 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
11129 the combining step, use boolean_false_node and boolean_true_node
11130 as the designated false/true return values.
11132 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11134 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
11135 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
11136 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
11139 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11141 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
11142 of flags impliying the register renaming.
11143 * toplev.c (process_options): Do not imply flag_rename_registers with
11146 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11148 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
11149 default implementation.
11151 2016-05-31 Nathan Sidwell <nathan@acm.org>
11153 * dwarf2out.c (cur_line_info_table): Add GTY marker.
11155 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11157 * config/sh/constraints.md (b): Remove constraint.
11158 * config/sh/predicates.md (arith_reg_operand): Remove
11160 * config/sh/sh-modes.def (PDI): Remove.
11161 * config/sh/sh.c (sh_target_reg_class,
11162 sh_optimize_target_register_callee_saved): Remove functions.
11163 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
11164 (sh_expand_epilogue): Update comment.
11165 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
11166 sh_secondary_reload): Remove TARGET_REGS related code.
11167 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
11168 TARGET_REGISTER_P): Remove macros.
11169 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
11170 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
11171 TR1_REG, TR2_REG): Remove constants.
11172 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
11174 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11176 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
11177 define_expand patterns.
11178 (adddi3_compact): Rename to adddi3.
11179 (subdi3_compact): Rename to subdi3.
11180 (*negdi2): Rename to negdi2.
11181 (*abs<mode>2): Rename to abs<mode>2.
11183 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11185 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
11186 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
11187 (atomic_sub_fetchsi): ... this new pattern.
11188 (mvtc): Add CC_REG clobber.
11190 2016-05-31 Marek Polacek <polacek@redhat.com>
11192 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
11194 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11196 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
11197 aarch64_fusion_enabled_p to check for fusion capabilities.
11199 2016-05-31 Richard Biener <rguenther@suse.de>
11201 PR tree-optimization/71352
11202 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
11203 minus one and a negate.
11205 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11207 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
11208 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
11210 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
11211 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
11212 Remove use of aarch64_simd_attr_length_move, set length attribute
11214 (*aarch64_be_movoi): Likewise.
11215 (*aarch64_be_movci): Likewise.
11216 (*aarch64_be_movxi): Likewise.
11218 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11220 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
11221 It no longer does that.
11222 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
11224 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
11226 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
11227 attribute __unused__.
11229 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
11231 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
11232 * config/arm/arm.c (arm_arch_thumb1): Define.
11233 (arm_option_override): Initialize arm_arch_thumb1.
11234 * config/arm/arm.h (arm_arch_thumb1): Declare.
11235 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
11236 support Thumb-1 ISA.
11238 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
11241 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
11242 `Yv' for scalar operand.
11244 2016-05-31 Tom de Vries <tom@codesourcery.com>
11246 PR tree-optimization/69068
11247 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
11248 phis with more than two args.
11250 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
11252 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
11253 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
11256 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
11258 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
11260 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11262 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
11263 cpu_32, cpu_64, tune_32 and tune_64.
11264 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
11266 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
11268 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
11270 2016-05-30 Andi Kleen <ak@linux.intel.com>
11272 * auto-profile.c (read_profile): Replace asserts with errors
11273 when file does not exist.
11274 * gcov-io.c (gcov_read_words): Dito.
11276 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11278 * tree-cfg.c (print_loop): Print likely upper bounds.
11280 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11282 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
11283 * opts.c (default_options): Enable peel loops at -O3.
11284 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
11285 (try_peel_loop): Do not re-peel already peeled loops;
11286 use likely upper bounds; fix profile updating.
11287 (pass_complete_unroll::execute): Initialize peeled_loops.
11289 2016-05-30 Martin Liska <mliska@suse.cz>
11291 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
11292 computed costs by frequency of BB they belong to.
11293 (get_scaled_computation_cost_at): New function.
11295 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
11296 Marc Glisse <marc.glisse@inria.fr>
11298 PR tree-optimization/71289
11299 * match.pd (-1 / B < A, A > -1 / B): New transformations.
11301 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11303 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
11305 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11307 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
11308 for peeled copies; avoid underflow when updating estimates; correctly
11309 scale loop profile.
11311 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11313 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
11314 r236875. Corrected oe3 to oe2 as obvious.
11316 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11318 PR middle-end/71269
11319 PR middle-end/71252
11320 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
11321 that inserted stmt will not dominate stmts that defines its operand.
11322 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
11323 (rewrite_expr_tree_parallel): Likewise.
11325 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11327 PR middle-end/71252
11328 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
11329 all fields including stmt_to_insert are swapped.
11331 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11333 * predict.h (force_edge_cold): Declare.
11334 * predict.c (force_edge_cold): New function.
11335 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
11337 (canonicalize_loop_induction_variables): Fix formating.
11339 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
11341 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
11342 (visium_expand_copysign): Use gen_int_mode directly.
11343 (visium_compute_frame_size): Minor tweaks.
11345 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11347 * tree-vect-loop.c (vect_analyze_loop_2): Use
11348 likely_max_stmt_executions_int.
11350 2016-05-30 Tom de Vries <tom@codesourcery.com>
11352 PR tree-optimization/69067
11353 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
11355 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
11358 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
11359 New peepholes to remove unneeded fild/fistp pairs.
11360 (define_peephole2 atomic_loaddi_fpu): Ditto.
11362 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11364 * predict.c (maybe_hot_frequency_p): Avoid division.
11366 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11368 * doc/install.texi: Use https for shop.fsf.org.
11370 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11372 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
11373 likely_max_stmt_executions_int.
11375 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11377 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
11378 likely_max_stmt_executions_int.
11380 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11382 * profile.c (compute_branch_probabilities): Do not report hitrates
11384 (branch_prob): Report hitrates here.
11385 * predict.c (gimple_predict_edge): Do not assert profile status;
11386 fix formatting issues.
11388 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11390 * predict.c (edge_predicted_by_p): New function.
11391 (predict_paths_for_bb): Do not put multiple predictions of the same type
11394 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11396 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
11399 2016-05-28 Alan Modra <amodra@gmail.com>
11401 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
11403 2016-05-28 Alan Modra <amodra@gmail.com>
11405 PR rtl-optimization/71275
11406 * ira.c (ira): Free dominance info.
11408 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
11410 * doc/sourcebuild.texi: New address for upstream Go repository.
11412 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
11414 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
11415 (TARGET_ARM_V7M): Likewise.
11417 2016-05-26 Jeff Law <law@redhat.com>
11419 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
11420 (thread_across_edge): Remove calls to find_jump_threads_backwards.
11421 * passes.def: Add jump threading passes before DOM/VRP.
11422 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
11423 argument to a basic block from an edge. Remove tests which are
11425 (pass_data_thread_jumps, class pass_thread_jumps): New.
11426 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
11427 (make_pass_thread_jumps): Likewise.
11428 * tree-pass.h (make_pass_thread_jumps): Declare.
11430 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
11432 * config/visium/visium-protos.h (split_double_move): Rename into...
11433 (visium_split_double_move): ...this.
11434 (visium_split_double_add): Declare.
11435 * config/visium/visium.c (split_double_move): Rename into...
11436 (visium_split_double_move): ...this.
11437 (visium_split_double_add): New function.
11438 (visium_expand_copysign): Renumber operands for consistency.
11439 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
11440 (DFmode move splitter): Likewise.
11441 (*addi3_insn): Split by means of visium_split_double_add.
11442 (*adddi3_insn_flags): Delete.
11443 (*plus_plus_sltu<subst_arith>): New insn.
11444 (*subdi3_insn): Split by means of visium_split_double_add.
11445 (subdi3_insn_flags): Delete.
11446 (*minus_minus_sltu<subst_arith>): New insn.
11447 (*negdi2_insn): Split by means of visium_split_double_add.
11448 (*negdi2_insn_flags): Delete.
11450 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
11452 * configure.ac: Treat a --with-headers option without argument
11453 the same as the default (i.e. consult sys-include directory).
11454 * configure: Regenerate.
11456 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11458 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
11459 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
11461 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
11462 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11464 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11467 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
11468 tree-stdarg analysis results.
11469 (aarch64_setup_incoming_varargs): Likewise.
11471 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11473 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
11474 va_list_gpr_counter_field and va_list_fpr_counter_field.
11476 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
11479 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
11480 * config/aarch64/aarch64.c
11481 (aarch64_cannot_change_mode_class): Remove function.
11482 * config/aarch64/aarch64-protos.h
11483 (aarch64_cannot_change_mode_class): Remove.
11485 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11487 * cfgloop.c (record_niter_bound): Record likely upper bounds.
11488 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
11489 get_likely_max_loop_iterations_int): New.
11490 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
11491 any_likely_upper_bound.
11492 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
11494 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
11495 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
11497 (unroll_loop_constant_iterations): Likewise.
11498 (unroll_loop_runtime_iterations): Likewise.
11499 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
11500 * lto-streamer-out.c (output_cfg): Likewise.
11501 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
11503 (canonicalize_loop_induction_variables): Dump likely upper bounds.
11504 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
11505 (likely_max_loop_iterations): New.
11506 (likely_max_loop_iterations_int): New.
11507 (likely_max_stmt_executions): New.
11508 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
11509 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
11510 likely_max_stmt_executions): Declare.
11512 2016-05-27 Marek Polacek <polacek@redhat.com>
11514 PR middle-end/71308
11515 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
11517 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11519 * config/s390/s390.md (2x risbg splitters): Use
11520 reg_overlap_mentioned_p instead of rtx_equal_p.
11522 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
11524 * combine.c (make_compound_operation): Take known zero bits into
11525 account when checking for possible zero_extend.
11527 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11529 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
11530 Use const_int_operand for operand 2 predicate. Simplify expand code
11533 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
11535 PR middle-end/71279
11536 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
11539 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11541 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
11542 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
11543 that returns CC_SESWPmode and CC_ZESWPmode.
11544 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
11546 (aarch64_rtx_costs): Likewise.
11548 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11550 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
11551 for ISA 3.0 min/max support.
11552 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
11553 conditional move support.
11554 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
11555 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
11557 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
11558 conditional moves where the comparison type is different from move
11560 (fp_minmax): New code iterator for smin/smax.
11561 (minmax): New code attributes for min/max.
11562 (SMINMAX): Likewise.
11563 (smax<mode>3): Combine min, max insns into one insn using the
11564 fp_minmax code iterator. Add support for ISA 3.0 min/max
11565 instructions that don't need -ffast-math.
11566 (s<minmax><mode>3): Likewise.
11567 (smax<mode>3_vsx): Likewise.
11568 (smin<mode>3): Likewise.
11569 (s<minmax><mode>3_vsx): Likewise.
11570 (smin<mode>3_vsx): Likewise.
11571 (pre-VSX min/max splitters): Likewise.
11572 (s<minmax><mode>3_fpr): Likewise.
11573 (movsfcc): Rewrite floating point conditional moves to combine
11574 SFmode/DFmode into a single insn.
11575 (mov<mode>cc): Likewise.
11576 (movdfcc): Likewise.
11577 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
11578 SFDF2 iterators to handle all combinations.
11579 (fseldfsf4): Likewise.
11580 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
11581 (fseldfdf4): Likewise.
11582 (fselsfdf4): Likewise.
11583 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
11584 comparison instructions that set a 0/-1 mask, and use it for
11585 floating point conditional move via XXSEL.
11586 (fpmask<mode>): Likewise.
11587 (xxsel<mode>): Likewise.
11588 * config/rs6000/predicates.md (min_max_operator): Delete, no
11590 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
11591 instructions that generate a 0/-1 mask for use with XXSEL.
11592 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
11593 say whether floating point min/max is available, either through
11594 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
11595 (TARGET_MINMAX_DF): Likewise.
11597 2016-05-27 Alan Modra <amodra@gmail.com>
11599 PR rtl-optimization/71275
11600 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
11601 for update_equiv_regs and combine_and_move_insns.
11603 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
11605 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
11606 if_then_else or cond RTXes to calculate attribute value.
11607 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
11608 <attr "length_immediate>: Ditto.
11609 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
11610 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
11611 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
11612 <attr "type">: Ditto.
11613 <attr "prefix_data16">: Ditto.
11614 <attr "prefix_extra">: Ditto.
11615 <attr "length_immediate">: Ditto.
11616 <attr "prefix">: Ditto.
11617 (vec_set<mode>_0) <attr "isa">: Ditto.
11618 <attr "prefix_extra">: Ditto.
11619 <attr "length_immediate">: Ditto.
11620 <attr "prefix">: Ditto.
11621 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
11622 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
11623 (sse2_storelpd) <attr "prefix_data16">: Ditto.
11624 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
11625 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
11626 <attr "length_immediate">: Ditto.
11627 <attr "prefix">: Ditto.
11628 (sse2_movsd) <attr "length_immediate">: Ditto.
11629 <attr "prefix">: Ditto.
11630 (vec_concatv2df) <attr "isa">: Ditto.
11631 <attr "prefix">: Ditto.
11632 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
11633 (*vec_extractv2di_1) <attr "isa">: Ditto.
11634 <attr "type">: Ditto.
11635 <attr "length_immediate">: Ditto.
11636 <attr "prefix_rex">: Ditto.
11637 <attr "prefix_extra">: Ditto.
11638 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
11639 <attr "prefix_extra">: Ditto.
11640 <attr "length_immediate">: Ditto.
11641 (vec_concatv2di) <attr "isa">: Ditto.
11642 <attr "prefix_extra">: Ditto.
11643 <attr "length_immediate">: Ditto.
11644 <attr "prefix">: Ditto.
11646 2016-05-26 Martin Liska <mliska@suse.cz>
11648 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
11650 (operator+): Likewise.
11651 (operator-): Likewise.
11652 (comp_cost::operator+=): Likewise.
11653 (comp_cost::operator-=): Likewise.
11654 (comp_cost::operator/=): Likewise.
11655 (comp_cost::operator*=): Likewise.
11656 (operator<): Likewise.
11657 (operator==): Likewise.
11658 (operator<=): Likewise.
11659 (new_cost): Remove.
11660 (infinite_cost_p): Likewise.
11661 (add_costs): Likewise.
11662 (sub_costs): Likewise.
11663 (compare_costs): Likewise.
11664 (set_group_iv_cost): Use the newly introduced functions.
11665 (get_address_cost): Likewise.
11666 (get_shiftadd_cost): Likewise.
11667 (force_expr_to_var_cost): Likewise.
11668 (split_address_cost): Likewise.
11669 (ptr_difference_cost): Likewise.
11670 (difference_cost): Likewise.
11671 (get_computation_cost_at): Likewise.
11672 (determine_group_iv_cost_generic): Likewise.
11673 (determine_group_iv_cost_address): Likewise.
11674 (determine_group_iv_cost_cond): Likewise.
11675 (autoinc_possible_for_pair): Likewise.
11676 (determine_group_iv_costs): Likewise.
11677 (cheaper_cost_pair): Likewise.
11678 (iv_ca_recount_cost): Likewise.
11679 (iv_ca_set_no_cp): Likewise.
11680 (iv_ca_set_cp): Likewise.
11681 (iv_ca_cost): Likewise.
11682 (iv_ca_new): Likewise.
11683 (iv_ca_dump): Likewise.
11684 (iv_ca_narrow): Likewise.
11685 (iv_ca_prune): Likewise.
11686 (iv_ca_replace): Likewise.
11687 (try_add_cand_for): Likewise.
11688 (try_improve_iv_set): Likewise.
11689 (find_optimal_iv_set): Likewise.
11691 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
11693 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
11694 that internal functions will clobber all caller-saved registers.
11696 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
11698 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
11699 Return a better case_values_threshold when optimizing.
11701 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
11703 * config/aarch64/aarch64-simd.md (aarch64_combinez):
11704 Add ? to integer variant.
11705 (aarch64_combinez_be): Likewise.
11707 2016-05-26 Jakub Jelinek <jakub@redhat.com>
11709 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
11710 instead of x constraint.
11711 (vcvtps2ph256<mask_name>): Likewise.
11713 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
11714 alternative. Formatting fix.
11716 * config/i386/sse.md
11717 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
11719 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
11720 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
11721 maybe_evex prefix instead of vex.
11722 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
11723 EXT_REX_SSE_REG_P (op0) case in the splitter.
11725 2016-05-25 Jeff Law <law@redhat.com>
11727 PR tree-optimization/71272
11728 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
11729 Update comments. Add test for empty path.
11731 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
11733 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
11734 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
11735 special case builtin.
11736 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11737 code for ALTIVEC_BUILTIN_VEC_CMPNE.
11738 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11739 for __builtin_vec_cmpne.
11741 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
11743 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
11744 redundant test and bail out if the type of the new operand is not
11745 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
11747 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
11749 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
11750 (x_ix86_target_flags_explicit): Remove.
11751 * config/i386/i386.c (ix86_function_specific_save): Do not copy
11752 x_ix86_target_flags_explicit.
11753 (ix86_function_specific_restore): Ditto.
11755 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
11756 H.J. Lu <hongjiu.lu@intel.com>
11759 * common/config/i386/i386-common.c
11760 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
11761 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
11762 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
11763 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
11764 (-mgeneral-regs-only): Add new option.
11765 * config/i386/i386.c (ix86_option_override_internal): Don't enable
11766 x87 instructions if only general registers are allowed.
11767 (ix86_target_string): Add ix86_flags argument. Handle additional
11768 flags options through ix86_flags argument. Update all callers.
11769 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
11771 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11773 PR rtl-optimization/66940
11774 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
11775 decrementing desired_val will not overflow before performing these
11778 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
11780 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
11781 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
11782 * config/i386/i386.c (enum ix86_builtins): Add
11783 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
11784 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
11785 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
11786 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
11787 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
11788 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
11789 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
11790 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
11791 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
11792 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
11793 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
11794 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
11795 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
11796 __builtin_ia32_cvtps2dq512_mask.
11797 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
11798 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
11799 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
11800 * config/i386/sse.md
11801 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
11803 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
11804 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
11806 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
11807 (avx512f_vec_pack_sfix_v8df): New define_expand.
11808 (avx512f_roundpd512): Rename to ...
11809 (avx512f_round<castmode>512): ... this. Change iterator.
11810 (avx512f_roundps512_sfix): New define_expand.
11811 (round<mode>2_sfix): Change iterator.
11813 2016-05-25 Nick Clifton <nickc@redhat.com>
11815 * config/msp430/msp430.c (msp430_attr): Produce an error if a
11816 static interrupt handler is detected.
11817 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
11818 default linker script.
11819 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
11820 the low part of a symbolic pointer.
11822 2016-05-25 Richard Biener <rguenther@suse.de>
11824 PR tree-optimization/71261
11825 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
11826 interesting stmt instead of immediate uses when looking
11827 for the use operand to replace.
11829 2016-05-25 Martin Liska <mliska@suse.cz>
11831 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
11833 2016-05-25 Richard Biener <rguenther@suse.de>
11835 PR tree-optimization/71264
11836 * tree-vect-stmts.c (vect_init_vector): Properly deal with
11839 2016-05-25 Martin Liska <mliska@suse.cz>
11841 PR tree-optimization/71239
11842 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
11843 if DECL_SIZE is NULL.
11845 2016-05-25 Richard Biener <rguenther@suse.de>
11847 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
11848 * tree-if-conv.c (pass_data_if_conversion): Use it.
11850 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11852 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
11853 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
11854 * varpool.c (varpool_node::get_availability): Likewise.
11856 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11858 * config/rs6000/altivec.md (VNEG iterator): New iterator for
11859 VNEGW/VNEGD instructions.
11860 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
11861 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
11862 support for ISA 3.0 VNEGW/VNEGD instructions.
11864 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
11866 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
11867 pointers inside OACC_DATA regions.
11868 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
11869 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
11870 (gimplify_adjust_omp_clauses): Fix typo in comment.
11872 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11874 * config/rs6000/altivec.md (VParity): New mode iterator for vector
11875 parity built-in functions.
11876 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
11878 (p9v_parity<mode>2): Likewise.
11879 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
11881 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
11882 (parity<mode>2): ISA 3.0 expander for vector parity.
11883 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
11885 (BU_P9_64BIT_MISC_0): Likewise.
11886 (BU_P9_MISC_0): Likewise.
11887 (BU_P9V_AV_1): Likewise.
11888 (BU_P9V_AV_2): Likewise.
11889 (BU_P9V_AV_3): Likewise.
11890 (BU_P9V_AV_P): Likewise.
11891 (BU_P9V_VSX_1): Likewise.
11892 (BU_P9V_OVERLOAD_1): Likewise.
11893 (BU_P9V_OVERLOAD_2): Likewise.
11894 (BU_P9V_OVERLOAD_3): Likewise.
11895 (VCTZB): Add vector count trailing zeros support.
11899 (VPRTYBD): Add vector parity support.
11900 (VPRTYBQ): Likewise.
11901 (VPRTYBW): Likewise.
11902 (VCTZ): Add overloaded vector count trailing zeros support.
11903 (VPRTYB): Add overloaded vector parity support.
11904 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11905 overloaded vector count trailing zeros and parity instructions.
11906 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
11907 vector parity support.
11908 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
11909 trailing zeros support.
11910 (vec_cntlz): Likewise.
11911 (vec_vctzb): Likewise.
11912 (vec_vctzd): Likewise.
11913 (vec_vctzh): Likewise.
11914 (vec_vctzw): Likewise.
11915 (vec_vprtyb): Add ISA 3.0 vector parity support.
11916 (vec_vprtybd): Likewise.
11917 (vec_vprtybw): Likewise.
11918 (vec_vprtybq): Likewise.
11919 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11920 the ISA 3.0 vector count trailing zeros and vector parity built-in
11923 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11925 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
11926 when there is stmt_to_insert.
11928 2016-05-24 Martin Sebor <msebor@redhat.com>
11931 * tree.h (complete_or_array_type_p): New inline function.
11933 2016-05-24 Jakub Jelinek <jakub@redhat.com>
11935 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
11936 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
11937 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
11939 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
11940 Limit 1st alternative to noavx isa, split 2nd alternative into one
11941 noavx and one avx alternative, use *x and Bm in the former and
11942 x and m in the latter.
11944 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
11945 of sse4 for the first alternative, drop %v from the template
11946 and d operand modifier. Split second alternative into one sse4_noavx
11947 and one avx alternative, use *x instead of *v in the former and v
11948 instead of *v in the latter.
11949 (*sse4_1_extractps): Use noavx isa instead of * for the first
11950 alternative, drop %v from the template. Split second alternative into
11951 one noavx and one avx alternative, use *x instead of *v in the
11952 former and v instead of *v in the latter.
11953 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
11954 with noavx and the last one with avx.
11955 (sse4_1_phminposuw): Guard first alternative with noavx isa,
11956 split the second one into one noavx and one avx alternative,
11957 use *x and Bm in the former and x and m in the latter one.
11958 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
11961 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
11962 first two alternatives to noavx, use *x instead of *v in the second
11963 one, add avx alternative without *.
11964 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
11965 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
11966 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
11968 2016-05-24 Jeff Law <law@redhat.com>
11970 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
11971 New function, extracted from...
11972 (fsm_find_control_statement_thread_paths): Here. Use the new function.
11973 Allow simple copies and constant initializations in the SSA chain.
11975 2016-05-24 Marek Polacek <polacek@redhat.com>
11978 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
11981 2016-05-24 Jakub Jelinek <jakub@redhat.com>
11984 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
11985 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
11986 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
11987 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
11988 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
11990 2016-05-24 Richard Biener <rguenther@suse.de>
11992 PR tree-optimization/71240
11993 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
11996 2016-05-24 Richard Biener <rguenther@suse.de>
11998 PR tree-optimization/71230
11999 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
12001 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12003 * tree-vectorizer.h (vectorizable_comparison): Delete.
12004 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
12005 PURE_SLP_STMT check.
12006 * tree-vect-stmts.c (vectorizable_call): Likewise.
12007 (vectorizable_simd_clone_call): Likewise.
12008 (vectorizable_conversion): Likewise.
12009 (vectorizable_assignment): Likewise.
12010 (vectorizable_shift): Likewise.
12011 (vectorizable_operation): Likewise.
12012 (vectorizable_load): Likewise.
12013 (vectorizable_condition): Likewise.
12014 (vectorizable_store): Likewise. Assert that we don't have
12016 (vectorizable_comparison): Make static. Remove redundant
12017 PURE_SLP_STMT check.
12018 (vect_transform_stmt): Assert that we always have an slp_node
12021 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12023 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
12024 operands[2] against 1 with comparison against CONST1_RTX.
12025 (<shift>di3_neon): Likewise.
12026 * config/arm/predicates.md (const0_operand): Replace with comparison
12027 against CONST0_RTX.
12029 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12031 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
12032 operands[2] against 1 with comparison against CONST1_RTX.
12033 (ashrdi3): Likewise.
12034 (lshrdi3): Likewise.
12035 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
12037 (ashrsi3): Likewise.
12038 (lshrsi3): Likewise.
12039 (rotrsi3): Likewise.
12040 (define_split above *compareqi_eq0): Likewise.
12041 (define_split above "prologue"): Likewise.
12042 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
12043 * config/arm/predicates.md (shift_operator): Likewise.
12044 (shift_nomul_operator): Likewise.
12045 (sat_shift_operator): Likewise.
12046 (thumb1_cmp_operand): Likewise.
12047 (const_neon_scalar_shift_amount_operand): Replace manual range
12048 check with IN_RANGE.
12049 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
12050 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
12052 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12054 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
12055 with HOST_WIDE_INT_1.
12057 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
12058 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
12059 (arm_canonicalize_comparison): Likewise.
12060 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
12062 (thumb1_size_rtx_costs): Likewise.
12063 (vfp_const_double_index): Replace cast of 1 to unsigned
12064 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12065 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
12067 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
12068 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12069 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
12070 HOST_WIDE_INT with HOST_WIDE_INT_1.
12072 2016-05-24 Marek Polacek <polacek@redhat.com>
12074 * tree-cfg.h (should_remove_lhs_p): New predicate.
12075 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
12076 * gimplify.c (gimplify_modify_expr): Likewise.
12077 * tree-cfg.c (verify_gimple_call): Likewise.
12078 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
12079 * gimple-fold.c: Include "tree-cfg.h".
12080 (gimple_fold_call): Use should_remove_lhs_p.
12082 2016-05-24 Richard Biener <rguenther@suse.de>
12084 PR tree-optimization/71253
12085 * cfganal.h (control_dependences): Make robust against edge
12087 (control_dependences::control_dependences): Remove edge_list argument.
12088 (control_dependences::get_edge): Remove.
12089 (control_dependences::get_edge_src): Add.
12090 (control_dependences::get_edge_dest): Likewise.
12091 (control_dependences::m_el): Make a vector of edge src/dest index.
12092 * cfganal.c (control_dependences::find_control_dependence): Adjust.
12093 (control_dependences::control_dependences): Likewise.
12094 (control_dependences::~control_dependence): Likewise.
12095 (control_dependences::get_edge): Remove.
12096 (control_dependences::get_edge_src): Add.
12097 (control_dependences::get_edge_dest): Likewise.
12098 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
12100 (perform_tree_ssa_dce): Adjust.
12101 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
12103 (pass_loop_distribution::execute): Adjust. Do loop destroying
12104 conditional on changed.
12106 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12109 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
12110 return. Reindent transformation comment and mention the ARM state
12113 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12115 PR middle-end/71252
12116 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
12117 after build_and_add_sum creates new use stmt.
12119 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12121 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
12122 load_lanes/grouped_load classification comes first. Don't check
12123 whether the vectorization factor is a multiple of the group size
12126 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12128 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
12129 GROUP_GAP for single-element interleaving.
12130 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
12133 2016-05-24 Richard Biener <rguenther@suse.de>
12135 PR middle-end/70434
12137 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
12138 bases which are accessed with non-invariant indices.
12139 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
12140 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
12142 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12144 PR middle-end/71170
12145 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
12146 (add_to_ops_vec): Add stmt_to_insert.
12147 (add_repeat_to_ops_vec): Init stmt_to_insert.
12148 (insert_stmt_before_use): New.
12149 (transform_add_to_multiply): Remove mult_stmt insertion and add it
12151 (get_ops): Init stmt_to_insert.
12152 (maybe_optimize_range_tests): Likewise.
12153 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
12154 (rewrite_expr_tree_parallel): Likewise.
12155 (reassociate_bb): Likewise.
12157 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12160 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
12161 ISA 3.0 xxperm fusion alternative.
12162 (altivec_vperm_v8hiv16qi): Likewise.
12163 (altivec_vperm_<mode>_uns_internal): Likewise.
12164 (vperm_v8hiv4si): Likewise.
12165 (vperm_v16qiv8hi): Likewise.
12167 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12168 Kelvin Nilsen <kelvin@gcc.gnu.org>
12170 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
12171 vpermr/xxpermr on ISA 3.0.
12172 (altivec_expand_vec_perm_le): Likewise.
12173 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
12174 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
12177 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
12179 * config/i386/i386.h (IS_STACK_MODE): Enable for
12180 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
12181 SSE_FLOAT_MODE_P macros.
12182 * config/i386/i386.c (ix86_preferred_reload_class): Use
12183 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
12184 Cleanup regclass processing for CONST_DOUBLE_P.
12185 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
12186 (ix86_rtx_costs): Remove redundant TARGET_80387 check
12187 with IS_STACK_MODE macro.
12188 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
12190 (*movdf_internal): Use IS_STACK_MODE macro.
12191 (*movsf_internal): Ditto.
12193 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
12195 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
12196 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
12198 2016-05-23 Jeff Law <law@redhat.com>
12200 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
12202 (fsm_find_control_statement_thread_paths): Call it.
12204 2016-05-23 Martin Jambor <mjambor@suse.cz>
12207 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
12208 from_global_constant if t is not NULL.
12210 2016-05-23 Marek Polacek <polacek@redhat.com>
12213 * common.opt (Wswitch-unreachable): New option.
12214 * doc/invoke.texi: Document -Wswitch-unreachable.
12215 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
12218 2016-05-23 Bin Cheng <bin.cheng@arm.com>
12220 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
12221 TMR_INDEX is non-NULL.
12223 2016-05-23 Richard Biener <rguenther@suse.de>
12225 PR tree-optimization/71230
12226 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
12227 (try_special_add_to_ops): ... here. Always test for single-use.
12229 2016-05-23 Martin Jambor <mjambor@suse.cz>
12231 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
12232 default block if a PHI node in the original one would be resized.
12234 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12236 PR tree-optimization/58135
12237 * tree-vect-slp.c: When group size is not multiple
12238 of vector size, allow splitting of store group at
12241 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
12243 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
12245 2016-05-22 Jakub Jelinek <jakub@redhat.com>
12247 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12248 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
12249 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
12252 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
12253 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
12254 v constraint instead of x and vinserti32x4 insn.
12256 * config/i386/sse.md (i128vldq): New mode iterator.
12257 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
12258 avx512dq and avx512vl alternatives.
12260 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
12261 constraint, use maybe_evex prefix instead of vex.
12262 (vec_dupv4sf): Use v constraint instead of x for output
12263 operand except for noavx alternative, use Yv constraint
12264 instead of x for input. Use maybe_evex prefix instead of vex.
12265 (*vec_dupv4si): Likewise.
12266 (*vec_dupv2di): Likewise.
12268 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12270 PR middle-end/40921
12271 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
12272 (linearize_expr_tree): Call try_special_add_to_ops.
12273 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
12275 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12277 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
12278 to computed stack_usage.
12280 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12283 * config/avr/avr.md (define_expand "mov<mode>"): If the source
12284 operand is subreg (symbol_ref) then move the symbol ref to register.
12286 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
12288 * tree.c (array_at_struct_end_p): Look through MEM_REF.
12290 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12292 PR middle-end/71179
12293 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
12296 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
12298 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
12299 ranges by calling get_single_symbol and tidy up. Look more closely
12300 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
12302 2016-05-20 Jeff Law <law@redhat.com>
12304 * bitmap.c (bitmap_find_bit): Remove useless test.
12306 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
12308 * function.c (thread_prologue_and_epilogue_insns): Commit the
12309 insertion of the epilogue.
12311 2016-05-20 Martin Jambor <mjambor@suse.cz>
12313 PR tree-optimization/70884
12314 * tree-sra.c (initialize_constant_pool_replacements): Do not check
12315 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
12316 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
12317 of constant pool data as a reason for scalarization.
12319 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
12321 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
12322 for naked functions.
12323 (thumb1_expand_prologue): Likewise.
12325 2016-05-20 Nathan Sidwell <nathan@acm.org>
12327 * config/nvptx/nptx.c (nvptx_option_override): Only set
12328 flag_toplevel_reorder, if not explicitly specified. Set
12329 flag_no_common, unless explicitly specified.
12331 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12333 * calls.c (can_implement_as_sibling_call_p): Mark param
12334 reg_parm_stack_space with ATTRIBUTE_UNUSED.
12336 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
12338 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
12339 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
12340 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
12342 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
12343 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
12344 and CASE_CONST_ANY.
12346 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
12348 * config/nvptx/nvptx.md (sincossf3): New pattern.
12350 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12352 * calls.c (maybe_complain_about_tail_call): New function.
12353 (initialize_argument_information): Call
12354 maybe_complain_about_tail_call when clearing *may_tailcall.
12355 (can_implement_as_sibling_call_p): Call
12356 maybe_complain_about_tail_call when returning false.
12357 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
12358 ensure try_tail_call is set. Call maybe_complain_about_tail_call
12359 if tail-call optimization fails.
12360 * cfgexpand.c (expand_call_stmt): Initialize
12361 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
12362 * gimple-pretty-print.c (dump_gimple_call): Dump
12363 gimple_call_must_tail_p.
12364 * gimple.c (gimple_build_call_from_tree): Call
12365 gimple_call_set_must_tail with the value of
12366 CALL_EXPR_MUST_TAIL_CALL.
12367 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
12368 (gimple_call_set_must_tail): New function.
12369 (gimple_call_must_tail_p): New function.
12370 * print-tree.c (print_node): Update printing of TREE_STATIC
12371 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
12372 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
12373 trailing comment listing applicable flags.
12374 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
12376 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12378 * calls.c (expand_call): Move "Rest of purposes for tail call
12379 optimizations to fail" to...
12380 (can_implement_as_sibling_call_p): ...this new function, and
12381 split into multiple "if" statements.
12383 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12385 * cfgloop.h (expected_loop_iterations_unbounded,
12386 expected_loop_iterations): Unconstify.
12387 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
12388 profile with known upper bound; return 3 when profile is absent.
12389 (expected_loop_iterations): Update.
12391 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12393 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
12394 and get_max_loop_iterations_int.
12396 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12398 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
12399 realistic upper bounds here.
12401 2016-05-20 Jakub Jelinek <jakub@redhat.com>
12404 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
12405 calls if the LHS is variable length or has addressable type.
12406 If targets[0]->decl is a noreturn call with void return type and
12407 zero arguments, adjust fntype and remove lhs in that case.
12409 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
12411 PR tree-optimization/71079
12412 PR tree-optimization/71206
12413 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
12415 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12417 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
12418 (get_vec_alignment_for_array_decl): Likewise.
12419 (get_vec_alignment_for_record_decl): Likewise.
12420 (increase_alignment::execute): Move code to find alignment to
12421 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
12422 (type_align_map): New hash_map.
12424 2016-05-20 Richard Guenther <rguenther@suse.de>
12426 PR tree-optimization/29756
12427 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
12428 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
12429 * fold-const.c (operand_equal_p): Likewise.
12430 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
12431 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
12432 * tree-inline.c (estimate_operator_cost): Likewise.
12433 * tree-pretty-print.c (dump_generic_node): Likewise.
12434 * tree-ssa-operands.c (get_expr_operands): Likewise.
12435 * cfgexpand.c (expand_debug_expr): Likewise.
12436 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
12437 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
12438 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
12439 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
12440 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
12441 (execute_update_addresses_taken): Do it.
12443 2016-05-20 Richard Biener <rguenther@suse.de>
12445 PR tree-optimization/71185
12446 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
12447 register operations.
12449 2016-05-20 Richard Biener <rguenther@suse.de>
12451 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
12452 gimple_seq_add_seq_without_update.
12453 (release_bb_predicate): Assert we have no operands to free.
12454 (if_convertible_loop_p_1): Calculate post dominators later.
12455 Do not free BB predicates here.
12456 (combine_blocks): Do not recompute BB predicates.
12457 (version_loop_for_if_conversion): Save BB predicates around
12460 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12462 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
12463 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
12464 code. Ignore sibcalls on EDGE_IGNORE edges.
12465 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
12466 on edges for sibcalls that run without prologue. The rest of the
12467 function is combined from...
12468 (fix_fake_fallthrough_edge): ... this, and ...
12469 (try_shrink_wrapping): ... a part of this. Remove the bb_with
12470 function argument, make it a local variable.
12472 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
12474 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
12475 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
12476 for 32-bit mode and SEH for 64-bit.
12477 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
12478 TARGET_64BIT_DEFAULT.
12480 2016-05-19 Ryan Burn <contact@rnburn.com>
12482 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
12483 * gengtype.c (open_base_files): Add cilk.h to ifiles.
12485 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
12487 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
12488 force pending loads from memory.
12490 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
12492 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
12493 (UNSPEC_DARN_32): New unspec constant.
12494 (UNSPEC_DARN_RAW): New unspec constant.
12495 (darn_32): New instruction.
12496 (darn_raw): New instruction.
12497 (darn): New instruction.
12498 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
12499 support and documentation for this macro.
12500 (BU_P9_MISC_1): New macro definition.
12501 (BU_P9_64BIT_MISC_0): New macro definition.
12502 (BU_P9_MISC_0): New macro definition.
12503 (darn_32): New builtin definition.
12504 (darn_raw): New builtin definition.
12505 (darn): New builtin definition.
12506 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
12507 RS6000_BUILTIN_0 directives to surround each occurrence of
12508 #include "rs6000-builtin.def".
12509 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
12510 RS6000_BTM_64BIT flags to the returned mask, depending on
12512 (def_builtin): Correct an error in the assignments made to the
12513 debugging variable attr_string.
12514 (rs6000_expand_builtin): Add support for no-operand built-in
12516 (builtin_function_type): Remove fatal_error assertion that is no
12518 (rs6000_common_init_builtins): Add support for no-operand built-in
12520 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
12522 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
12524 (RS6000_BTM_64BIT): New macro definition.
12525 * doc/extend.texi: Document __builtin_darn (void),
12526 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
12529 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
12531 * tree-vect-loop.c (vect_analyze_loop_2): Use also
12532 max_loop_iterations_int.
12534 2016-05-19 Marek Polacek <polacek@redhat.com>
12536 PR tree-optimization/71031
12537 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
12538 condition and adjust the code a bit.
12540 2016-05-19 Martin Liska <mliska@suse.cz>
12542 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
12543 auto_vec instead of vec.
12545 2016-05-19 Martin Liska <mliska@suse.cz>
12547 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
12549 2016-05-19 Martin Liska <mliska@suse.cz>
12551 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
12553 2016-05-19 Martin Liska <mliska@suse.cz>
12555 * ipa-pure-const.c (set_function_state): Remove an existing
12557 (remove_node_data): Do not free it as it's released
12558 in set_function_state.
12560 2016-05-19 Martin Liska <mliska@suse.cz>
12562 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
12565 2016-05-19 Martin Liska <mliska@suse.cz>
12567 * omp-simd-clone.c (simd_clone_adjust): Release vector.
12569 2016-05-19 Martin Liska <mliska@suse.cz>
12571 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
12572 an auto_vec instead of re-creating it.
12574 2016-05-19 Martin Liska <mliska@suse.cz>
12576 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
12577 auto_vec instead of vec.
12579 2016-05-19 Martin Liska <mliska@suse.cz>
12581 * lto-section-in.c (lto_get_section_data): Call
12582 lto_check_version with additional argument.
12583 * lto-streamer.c (lto_check_version): Add new argument.
12584 * lto-streamer.h (lto_check_version): Likewise.
12586 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12588 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
12589 Don't add cost of inner memory when handling sign-extended loads.
12591 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
12593 PR rtl-optimization/71148
12594 * cse.c (cse_main): Free dominance info.
12595 (rest_of_handle_cse): Don't free dominance info.
12596 (rest_of_handle_cse2): Likewise.
12597 (rest_of_handle_cse_after_global_opts): Likewise.
12599 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12602 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
12603 NULL_TREE early if NEON is not available. Remove now redundant check
12604 in ARM_CHECK_BUILTIN_MODE.
12606 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
12609 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
12610 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
12611 * doc/cpp.texi: Document new macros.
12613 2016-05-19 Bin Cheng <bin.cheng@arm.com>
12615 PR tree-optimization/69848
12616 * tree-vect-loop.c (vectorizable_reduction): Don't factor
12617 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
12619 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12621 * function.c (thread_prologue_and_epilogue_insn): Move the
12622 "goto epilogue_done" one block later.
12624 2016-05-19 Richard Biener <rguenther@suse.de>
12626 PR tree-optimization/70729
12627 * passes.def: Move LIM pass before PRE. Remove no longer
12628 required copyprop and move first DCE out of the loop pipeline.
12630 2016-05-18 David Malcolm <dmalcolm@redhat.com>
12633 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
12634 (OBJS-libcommon-target): ...here.
12635 * opts-common.c: Include spellcheck.h.
12636 (cmdline_handle_error): Build a vec of valid options and use it
12637 to suggest provide hints for misspelled arguments.
12639 2016-05-18 Jakub Jelinek <jakub@redhat.com>
12642 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
12643 lhs if it has TREE_ADDRESSABLE type.
12645 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
12648 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
12649 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
12651 2016-05-18 Martin Jambor <mjambor@suse.cz>
12654 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
12655 input for NOP_EXPR pass-through functions.
12656 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
12657 aggregate global constant VAR_DECLs in constant jump functions.
12659 2016-05-18 Martin Jambor <mjambor@suse.cz>
12662 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
12663 from TREE_READONLY parameters.
12665 2016-05-18 Martin Jambor <mjambor@suse.cz>
12668 * cgraph.h (cgraph_indirect_call_info): New field
12669 guaranteed_unmodified.
12670 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
12671 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
12673 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
12674 pass the parameter value to ipa_find_agg_cst_for_param.
12675 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
12676 guaranteed_unmodified, store AA results there instead of bailing out
12678 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
12679 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
12680 (find_constructor_constant_at_offset): New function.
12681 (ipa_find_agg_cst_from_init): Likewise.
12682 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
12683 static initializers of contants, report back through a new paameter
12684 from_global_constant if that was the case.
12685 (try_make_edge_direct_simple_call): Also pass parameter value to
12686 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
12688 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
12689 (ipa_read_indirect_edge_info): Likewise.
12690 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
12691 (ipa_load_from_parm_agg): Likewise.
12693 2016-05-18 Jiong Wang <jiong.wang@arm.com>
12695 PR rtl-optimization/71150
12696 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
12699 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12702 * config/rs6000/constraints.md (wE constraint): New constraint
12703 for a vector constant that can be loaded with XXSPLTIB.
12704 (wM constraint): New constraint for a vector constant of a 1's.
12705 (wS constraint): New constraint for a vector constant that can be
12706 loaded with XXSPLTIB and a vector sign extend instruction.
12707 * config/rs6000/predicates.md (xxspltib_constant_split): New
12708 predicates for wE/wS constraints.
12709 (xxspltib_constant_nosplit): Likewise.
12710 (easy_vector_constant): Add support for constants that can be
12711 loaded via XXSPLTIB.
12712 (all_ones_constant): New predicate for vector constant with all
12714 (splat_input_operand): Add support for ISA 3.0 word splat operations.
12715 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
12716 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
12717 instruction and possibly with a sign extension.
12718 (output_vec_const_move): Add support for XXSPLTIB. If we are
12719 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
12720 instead of XXLXOR/XXLORC.
12721 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
12723 (rs6000_legitimize_reload_address): Likewise.
12724 (rs6000_output_move_128bit): Use output_vec_const_move to emit
12726 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
12727 combine VSX_M and VSX_M2 into one iterator.
12728 (VSX_M2): Likewise.
12729 (VSINT_84): New iterators for loading constants with XXSPLTIB.
12730 (VSINT_842): Likewise.
12731 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
12732 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
12733 XXSPLTIB instruction.
12734 (xxspltib_<mode>_nosplit): Likewise.
12735 (xxspltib_<mode>_split): New insn to load up constants with
12736 XXSPLTIB and a sign extend instruction.
12737 (vsx_mov<mode>): Replace single move that handled all vector types
12738 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
12739 moves (when -mvsx-timode is in effect) into the main vector
12740 moves. Eliminate separate moves for <VSr> <VSa>, where the
12741 preferred register class (<VSr>) is listed first, and the
12742 secondary register class (<VSa>) is listed second with a '?' to
12743 discourage use. Prefer loading 0/-1 in any VSX register for ISA
12744 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
12745 that if the register was involved in a slow operation, the
12746 clear/set operation does not wait for the slow operation to
12747 finish. Adjust the length attributes for 32-bit mode. Use
12748 rs6000_output_move_128bit and drop the use of the string
12749 instructions for 32-bit movti when -mvsx-timode is in effect. Use
12750 spacing so that the alternatives and attributes don't generate
12751 long lines, and put things in columns, so that it is easier to
12752 match up the operands and attributes with the insn alternatives.
12753 (vsx_mov<mode>_64bit): Likewise.
12754 (vsx_mov<mode>_32bit): Likewise.
12755 (vsx_movti_64bit): Fold movti into normal vector moves.
12756 (vsx_movti_32bit): Likewise.
12757 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
12758 splat instructions.
12759 (vsx_splat_v4si_internal): Likewise.
12760 (vsx_splat_v4sf_internal): Likewise.
12761 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
12762 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
12763 extend vector elements.
12764 (vsx_sign_extend_hi_<mode>): Likewise.
12765 (vsx_sign_extend_si_v2di): Likewise.
12766 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
12768 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
12769 constraints. Add trailing period to wL documentation.
12771 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
12773 PR middle-end/71020
12774 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
12775 * tree-dfa.c (replace_abnormal_ssa_names): New function.
12776 * tree-call-cdce.c: Include tree-dfa.h.
12777 (can_guard_call_p): New function, extracted from...
12778 (can_use_internal_fn): ...here.
12779 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
12781 (shrink_wrap_one_built_in_call): Likewise.
12782 (use_internal_fn): Likewise.
12783 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
12784 and return void. Call replace_abnormal_ssa_names.
12785 (pass_call_cdce::execute): Check can_guard_call_p during the
12786 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
12787 will always change something.
12789 2016-05-18 Martin Jambor <mjambor@suse.cz>
12792 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
12793 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
12795 2016-05-18 Martin Jambor <mjambor@suse.cz>
12798 * ipa-inline.h (condition): New field size.
12799 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
12800 for comaprison and store it into the new condition.
12801 (evaluate_conditions_for_known_args): Use condition size to check
12802 access sizes for all but CHANGED conditions.
12803 (unmodified_parm_1): New parameter size_p, store access size into it.
12804 (unmodified_parm): Likewise.
12805 (unmodified_parm_or_parm_agg_item): Likewise.
12806 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
12807 (set_cond_stmt_execution_predicate): Extract access sizes and store
12808 them to conditions.
12809 (set_switch_stmt_execution_predicate): Likewise.
12810 (will_be_nonconstant_expr_predicate): Likewise.
12811 (will_be_nonconstant_predicate): Likewise.
12812 (inline_read_section): Stream condition size.
12813 (inline_write_summary): Likewise.
12815 2016-05-18 Richard Biener <rguenther@suse.de>
12817 * tree-ssa-loop-im.c (determine_max_movement): Properly add
12818 condition cost to PHI cost instead of total_cost.
12820 2016-05-18 Martin Liska <mliska@suse.cz>
12823 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
12826 2016-05-18 Richard Biener <rguenther@suse.de>
12828 * lto-streamer.h (LTO_major_version): Bump to 6.
12830 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
12832 * function.c (make_split_prologue_seq, make_prologue_seq,
12833 make_epilogue_seq): New functions, factored out from...
12834 (thread_prologue_and_epilogue_insns): Here.
12836 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
12838 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
12839 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
12840 of before. Add a comment.
12842 2016-05-18 Bin Cheng <bin.cheng@arm.com>
12844 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
12845 expression pointer, not pointer to the pointer.
12847 2016-05-18 Jakub Jelinek <jakub@redhat.com>
12849 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
12850 (avx2_pbroadcast<mode>): Add another alternative with v instead
12851 of x constraints in it, using <pbroadcast_evex_isa> isa.
12852 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
12854 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
12855 constraint x instead of v in second alternative, add avx512bw
12858 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
12859 constraint x instead of v in second alternative, add avx512bw
12862 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
12863 constraint x instead of v in second alternative, add avx512bw
12866 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
12867 avx512bw alternative.
12869 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
12871 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
12872 array to 128 chars.
12873 (define_insn "*andnottf3"): Ditto.
12874 (define_insn "*<code><mode>3"/any_logic): Ditto.
12875 (define_insn "*<code>tf3"/any_logic): Ditto.
12876 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
12877 operand to block AVX-512VL insn variant emit when it is not enabled.
12879 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
12881 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
12882 constraint fot SF mode.
12884 2016-05-18 Petr Murzin <petr.murzin@intel.com>
12885 Kirill Yukhin <kirill.yukhin@intel.com>
12887 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
12889 (define_insn "rsqrt14<mode>"): Ditto.
12890 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
12891 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
12892 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
12893 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
12894 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
12896 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
12897 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
12898 * config/i386/i386.c (ix86_print_operand): Expand check for size
12899 override codes for Intel syntax.
12901 2016-05-18 Richard Biener <rguenther@suse.de>
12903 PR tree-optimization/71168
12904 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
12905 initialization earlier.
12907 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
12909 * config/aarch64/aarch64-simd.md
12910 (aarch64_reduc_plus_internal<mode>): Rename to...
12911 (reduc_plus_scal): ...This, and remove previous implementation.
12913 2016-05-18 Richard Biener <rguenther@suse.de>
12915 * passes.def: Put late dse and cd_dce in canonical order.
12917 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
12919 * ipa-inline-transform.c (preserve_function_body_p): Look for
12920 first non-thunk clone.
12921 (save_function_body): Save into first non-thunk.
12922 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
12924 (lto_output_node): Inline thunks don't need body in every
12926 * lto-streamer-in.c: Do not fixup thunk clones.
12927 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
12929 * tree-inline.c (copy_bb): Be prepared for target node to be new after
12932 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
12934 PR middle-end/63586
12935 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
12936 (reassociate_bb): Call transform_add_to_multiply.
12938 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
12940 * config/aarch64/aarch64.c (all_extensions): Removed unused
12943 2016-05-17 Nathan Sidwell <nathan@acm.org>
12945 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
12946 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
12948 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
12950 PR tree-optimization/54579
12951 PR middle-end/55299
12952 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
12954 2016-05-17 Marek Polacek <polacek@redhat.com>
12957 * tree-inline.c (expand_call_inline): Call
12958 maybe_remove_unused_call_args.
12960 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
12962 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
12963 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
12964 * doc/md.texi (fmin@var{m}3): Likewise.
12966 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
12968 * match.pd (X & C): New transformation.
12970 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
12972 * match.pd (~X & Y): New transformation.
12974 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
12976 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
12977 information for new SSA_NAME.
12978 (simplify_conversion_using_ranges): Get range through get_range_info
12979 instead of get_value_range.
12981 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12983 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
12984 Remove inline assembly.
12985 (vmvn_s16): Likewise.
12986 (vmvn_s32): Likewise.
12987 (vmvn_u8): Likewise.
12988 (vmvn_u16): Likewise.
12989 (vmvn_u32): Likewise.
12990 (vmvnq_s8): Likewise.
12991 (vmvnq_s16): Likewise.
12992 (vmvnq_s32): Likewise.
12993 (vmvnq_u8): Likewise.
12994 (vmvnq_u16): Likewise.
12995 (vmvnq_u32): Likewise.
12996 (vmvn_p8): Likewise.
12997 (vmvnq_p16): Likewise.
12999 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13001 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
13003 (vmul_n_s16): Likewise.
13004 (vmul_n_s32): Likewise.
13005 (vmul_n_u16): Likewise.
13006 (vmul_n_u32): Likewise.
13007 (vmulq_n_f32): Likewise.
13008 (vmulq_n_f64): Likewise.
13009 (vmulq_n_s16): Likewise.
13010 (vmulq_n_s32): Likewise.
13011 (vmulq_n_u16): Likewise.
13012 (vmulq_n_u32): Likewise.
13014 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13016 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
13017 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
13019 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13021 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
13022 to *aarch64_fma4_elt_from_dup<mode>.
13023 (*aarch64_fnma4_elt_to_128df): Rename to
13024 *aarch64_fnma4_elt_from_dup<mode>.
13025 * config/aarch64/arm_neon.h (vfma_n_f64): New.
13026 (vfms_n_f32): Likewise.
13027 (vfms_n_f64): Likewise.
13028 (vfmsq_n_f32): Likewise.
13029 (vfmsq_n_f64): Likewise.
13031 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
13033 * wide-int.h: Change fixed_wide_int_storage from class to struct.
13035 2016-05-17 Richard Biener <rguenther@suse.de>
13037 PR tree-optimization/71132
13038 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
13039 Only add control dependences for blocks in the loop.
13040 (build_rdg): Adjust.
13041 (generate_code_for_partition): Return whether loop should
13042 be destroyed and delay that.
13043 (distribute_loop): Likewise.
13044 (pass_loop_distribution::execute): Record loops to be destroyed
13045 and perform delayed destroying of loops.
13047 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13050 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
13052 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13054 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
13056 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
13059 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
13060 insertion point for instructions generated by validize_mem.
13062 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13064 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
13067 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13069 * config/aarch64/aarch64.c
13070 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
13071 rather than a macro.
13073 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13075 * doc/invoke.texi (AArch64 Options): Various updates.
13077 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13079 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
13080 into instrumentation thunks.
13081 * cif-code.def (CIF_CHKP): New.
13083 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
13085 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
13087 2016-05-16 Martin Jambor <mjambor@suse.cz>
13089 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
13090 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
13092 2016-05-16 Marek Polacek <polacek@redhat.com>
13094 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
13097 2016-05-16 Martin Jambor <mjambor@suse.cz>
13100 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
13101 the outlined kernel function.
13103 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
13105 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
13106 (ISA_HAS_DLSA): Ditto.
13108 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13110 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
13112 2016-05-16 Nathan Sidwell <nathan@acm.org>
13114 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
13115 (nvptx_name_replacement): Restore. Add comment.
13116 (write_fn_proto, write_fn_proto_from_insn,
13117 nvptx_output_call_insn): Restore
13118 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
13120 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13122 * config/aarch64/aarch64.md
13123 (add<mode>3_compareC_cconly_imm): Remove use of %w.
13124 (add<mode>3_compareC_imm): Likewise.
13125 (<optab>si3_uxtw): Split into register and immediate variants.
13126 (andsi3_compare0_uxtw): Likewise.
13127 (and<mode>3_compare0): Likewise.
13128 (and<mode>3nr_compare0): Likewise.
13129 (stack_protect_test_<mode>): Don't use %x for memory operands.
13131 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13133 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
13135 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13137 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
13138 Split integer shifts into shift_reg and bfm.
13139 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
13140 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
13141 (ror<mode>3_insn): Likewise.
13142 (<optab>si3_insn_uxtw): Likewise.
13143 (<optab><mode>3_insn): Change to rotate_imm.
13144 (extr<mode>5_insn_alt): Likewise.
13145 (extrsi5_insn_uxtw): Likewise.
13146 (extrsi5_insn_uxtw_alt): Likewise.
13148 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13150 * doc/tm.texi: Regenerate.
13151 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
13152 (TARGET_INVALID_RETURN_TYPE): Remove.
13153 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
13154 TARGET_INVALID_RETURN_TYPE.
13155 * target.def (invalid_parameter_type): Remove.
13156 (invalid_return_type): Remove.
13158 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13160 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
13161 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
13163 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
13165 (preserve_function_body_p): No need to preserve function body
13166 * cif-codes.def (CIF_THUNK): Remove.
13167 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
13169 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13171 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
13173 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13175 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
13178 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13180 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
13181 (inline_small_functions): Do not look for function symbol when
13184 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13186 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
13189 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13190 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13191 Jiong Wang <jiong.wang@arm.com>
13193 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
13194 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
13195 Define __ARM_FP16_ARGS when appropriate.
13196 * config/arm/arm.c (arm_invalid_parameter_type): Remove
13198 (arm_invalid_return_type): Likewise.
13199 (TARGET_INVALID_PARAMETER_TYPE): Remove.
13200 (TARGET_INVALID_RETURN_TYPE): Remove.
13201 (aapcs_vfp_sub_candidate): Allow HFmode.
13202 (aapcs_vfp_allocate): Add comment. Support HFmode.
13203 (aapcs_vfp_allocate_return_reg): Likewise.
13204 (struct aapcs_cp_arg_layout): Slightly reword comments for
13205 is_return_candidate and allocate_return_reg.
13206 (output_mov_vfp): Update assert.
13207 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
13209 (arm_invalid_parameter_type): Remove.
13210 (amr_invalid_return_type): Remove.
13211 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
13212 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
13213 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
13215 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13217 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
13218 * config/aarch64/arch64-protos.h
13219 (aarch64_legitimize_reload_address): Remove.
13220 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
13223 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
13225 * configure.ac: Add ACX_NONCANONICAL_HOST.
13226 * configure: Regenerate.
13227 * Makefile.in: Set host_noncanonical.
13229 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
13232 * config/i386/i386.md (*movtf_internal): Before register allocation,
13233 do not allow FP constants for CM_MEDIUM memory model, allow only
13234 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
13235 (*movxf_internal): Ditto.
13236 (*movdf_internal): Ditto.
13237 (*movsf_internal): Ditto.
13239 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
13241 PR rtl-optimization/67483
13242 * combine.c (make_compound_operation): Don't call extract_left_shift
13243 with negative shift amounts.
13245 2016-05-13 Jakub Jelinek <jakub@redhat.com>
13248 * fold-const.c (fold_checksum_tree): Allow modification
13249 of TYPE_ALIAS_SET during folding.
13251 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
13252 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
13253 (ix86_split_to_parts): Likewise. Fix up formatting.
13255 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
13257 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
13258 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
13261 2016-05-13 Nathan Sidwell <nathan@acm.org>
13263 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
13264 (nvptx_name_replacement): Delete.
13265 (write_fn_proto, write_fn_proto_from_insn,
13266 nvptx_output_call_insn): Remove nvptx_name_replacement call.
13267 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
13268 * langhooks.c (add_builtin_funcction_common): Call
13269 targetm.mangle_decl_assembler_name.
13271 * config/nvptx/nvptx.c (write_fn_proto): Handle
13272 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
13274 2016-05-13 Martin Liska <mliska@suse.cz>
13276 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
13277 and PRIu64 in printf format.
13279 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13281 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
13284 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13286 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13287 Change --param max-completely-peeled-times to
13288 --param max-completely-peel-times in dump file printing.
13290 2016-05-13 Richard Biener <rguenther@suse.de>
13292 PR tree-optimization/42587
13293 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
13294 (find_bswap_or_nop_1): Likewise.
13295 (bswap_replace): Likewise.
13297 2016-05-13 Martin Liska <mliska@suse.cz>
13299 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
13300 Initialize a variable with default value.
13302 2016-05-13 Martin Liska <mliska@suse.cz>
13304 * doc/invoke.texi: Enhance explanation of error recovery
13307 2016-05-13 Martin Liska <mliska@suse.cz>
13309 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
13310 (struct cost_pair): Change inv_expr_id (int) to inv_expr
13311 (iv_inv_expr_ent *).
13312 (struct iv_inv_expr_ent): Comment struct fields.
13313 (sort_iv_inv_expr_ent): New function.
13314 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
13315 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
13316 a hash_map between iv_inv_expr_ent and number of usages.
13317 (niter_for_exit): Fix coding style.
13318 (tree_ssa_iv_optimize_init): Use renamed variable.
13319 (determine_base_object): Fix coding style.
13320 (alloc_iv): Likewise.
13321 (find_interesting_uses_outside): Likewise.
13322 (add_candidate_1): Likewise.
13323 (add_standard_iv_candidates): Likewise.
13324 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
13325 (prepare_decl_rtl): Fix coding style.
13326 (get_address_cost): Likewise.
13327 (get_shiftadd_cost): Likewise.
13328 (force_expr_to_var_cost): Likewise.
13329 (compare_aff_trees): Likewise.
13330 (get_expr_id): Restructure the function.
13331 (get_loop_invariant_expr_id): Renamed to
13332 get_loop_invariant_expr.
13333 (get_computation_cost_at): Replace usage of inv_expr_id with
13335 (get_computation_cost): Likewise.
13336 (determine_group_iv_cost_generic): Likewise.
13337 (determine_group_iv_cost_address): Likewise.
13338 (iv_period): Fix coding style.
13339 (iv_elimination_compare_lt): Likewise.
13340 (may_eliminate_iv): Likewise.
13341 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
13343 (determine_group_iv_costs): Dump invariant expressions.
13344 (iv_ca_recount_cost): Use the newly added hash_map.
13345 (iv_ca_set_remove_invariants): Fix coding style.
13346 (iv_ca_set_add_invariants): Fix coding style.
13347 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
13349 (iv_ca_set_cp): Likewise.
13350 (iv_ca_new): Initialize the newly added hash_map and remove
13351 initialization of fields.
13352 (iv_ca_free): Delete the hash_map.
13353 (iv_ca_dump): Dump invariant expressions.
13354 (iv_ca_extend): Fix coding style.
13355 (try_add_cand_for): Likewise.
13356 (create_new_ivs): Dump information about # of avg iterations and
13357 # of used invariant expressions.
13358 (rewrite_use_compare): Fix coding style.
13359 (free_loop_data): Set default value for max_inv_expr_id.
13361 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
13363 * cse.c (rest_of_handle_cse): Use cleanup_cfg
13364 returned value cse_cfg_altered computation.
13365 (rest_of_handle_cse2): Likewise.
13366 (rest_of_handle_cse_after_global_opts): Likewise.
13368 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13371 * config/arm/arm.c (arm32_output_mi_thunk): New.
13372 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
13373 to split Thumb1 vs TARGET_32BIT functionality.
13374 (arm_thumb1_mi_thunk): New.
13376 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13378 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
13381 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13384 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
13386 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
13388 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
13389 (expand_builtin_trap): Emit a regular call.
13390 (set_builtin_user_assembler_name): Remove obsolete cases.
13391 * dse.c (scan_insn): Adjust.
13392 * except.c: Include calls.h.
13393 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
13394 emit a regular call to setjmp.
13395 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
13396 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
13397 (emit_block_move_via_libcall): Delete.
13398 (block_move_fn): Delete.
13399 (init_block_move_fn): Likewise.
13400 (emit_block_move_libcall_fn): Likewise.
13401 (emit_block_op_via_libcall): New function.
13402 (set_storage_via_libcall): Tidy up and use memset builtin.
13403 (block_clear_fn): Delete.
13404 (init_block_clear_fn): Likewise.
13405 (clear_storage_libcall_fn): Likewise.
13406 (expand_assignment): Call emit_block_move_via_libcall.
13407 Do not include gt-expr.h.
13408 * expr.h (emit_block_op_via_libcall): Declare.
13409 (emit_block_copy_via_libcall): New inline function.
13410 (emit_block_move_via_libcall): Likewise.
13411 (emit_block_comp_via_libcall): Likewise.
13412 (block_clear_fn): Delete.
13413 (init_block_move_fn): Likewise.
13414 (init_block_clear_fn): Likewise.
13415 (emit_block_move_via_libcall): Likewise.
13416 (set_storage_via_libcall): Add default parameter value.
13417 * libfuncs.h (enum libfunc_index): Remove obsolete values.
13418 (abort_libfunc): Delete.
13419 (memcpy_libfunc): Likewise.
13420 (memmove_libfunc): Likewise.
13421 (memcmp_libfunc): Likewise.
13422 (memset_libfunc): Likewise.
13423 (setbits_libfunc): Likewise.
13424 (setjmp_libfunc): Likewise.
13425 (longjmp_libfunc): Likewise.
13426 (profile_function_entry_libfunc): Likewise.
13427 (profile_function_exit_libfunc): Likewise.
13428 (gcov_flush_libfunc): Likewise.
13429 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
13430 and DECL_VISIBILITY on the declaration.
13431 (init_optabs): Do not initialize obsolete libfuncs.
13432 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
13433 * tree-core.h (ECF_RET1): Define.
13434 (ECF_TM_PURE): Adjust.
13435 (ECF_TM_BUILTIN): Likewise.
13436 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
13437 (build_common_builtin_nodes): Initialize abort builtin.
13438 Add ECF_RET1 on memcpy, memmove and memset builtins.
13439 Pass final flags for alloca and alloca_with_align builtins.
13440 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
13442 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
13443 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
13444 set_storage_via_libcall and call emit_block_copy_via_libcall.
13446 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
13448 * config/i386/i386.md (*call_got_x32): Change operand 0 to
13449 DImode before it is passed to ix86_output_call_operand.
13450 (*call_value_got_x32): Ditto for operand 1.
13452 2016-05-12 Jiong Wang <jiong.wang@arm.com>
13454 PR rtl-optimization/70904
13455 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
13456 reload for wide mode.
13458 2016-05-12 Marek Polacek <polacek@redhat.com>
13461 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
13462 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
13463 * langhooks.h (incomplete_type_error): Likewise.
13464 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
13465 parameter, pass it down to incomplete_type_error.
13466 * tree.h (size_in_bytes): New inline overload.
13467 (size_in_bytes_loc): Renamed from size_in_bytes.
13469 2016-05-12 Richard Biener <rguenther@suse.de>
13471 PR tree-optimization/71059
13472 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
13473 nary before looking up or entering the expression into the VN
13475 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
13476 Make sure to re-use NARYs without result as inserted by
13479 2016-05-12 Richard Biener <rguenther@suse.de>
13481 PR tree-optimization/71062
13482 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13484 * tree-ssa-structalias.c (set_uids_in_ptset): Set
13485 vars_contains_restrict if the var is a restrict tag.
13486 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
13487 do not disambiguate pointers against it.
13488 (dump_points_to_solution): Re-structure and adjust for new
13489 vars_contains_restrict flag.
13490 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
13492 2016-05-12 Martin Liska <mliska@suse.cz>
13494 * doc/invoke.texi: Explain connection between
13495 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
13497 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
13499 PR tree-optimization/71006
13500 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
13501 consider COND_EXPR as a mask producer.
13503 2016-05-12 Marek Polacek <polacek@redhat.com>
13506 * opts.c (common_handle_option): Detect missing argument for --help^.
13508 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13511 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
13512 when popping the PC and within an interrupt handler routine.
13513 Add missing tab to output of "ldmfd".
13514 (output_return_instruction): Output LDMFD with SP update rather
13515 than POP when returning from interrupt handler.
13517 2016-05-12 Jakub Jelinek <jakub@redhat.com>
13519 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
13520 TARGET_64BIT && TARGET_AVX512DQ.
13521 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
13522 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
13523 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
13524 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
13525 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
13526 (*vec_extractv4si_zext): Add avx512dq alternative.
13527 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
13528 use v instead of x constraint in other alternatives where possible.
13530 * config/i386/sse.md (sse2_loadld): Use v instead of x
13531 constraint in alternatives 0,1,4.
13533 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
13534 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
13535 v constraints instead of x and <pinsr_evex_isa> isa attribute.
13538 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
13539 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
13540 is not emitted unless TARGET_AVX512BW.
13541 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
13542 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
13543 for the result operand.
13545 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
13546 constraint instead of x in avx alternatives. Use maybe_evex instead
13549 * config/i386/constraints.md (Yv): New constraint.
13550 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
13551 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
13552 * config/i386/i386.md (avx512fvecmode): New mode attr.
13553 (*pushtf): Use v constraint instead of x.
13554 (*movtf_internal): Likewise. For TARGET_AVX512VL and
13555 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
13556 (*absneg<mode>2): Use Yv constraint instead of x constraint.
13557 (*absnegtf2_sse): Likewise.
13558 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
13559 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
13560 avx512f alternatives.
13561 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
13563 2016-05-12 Richard Biener <rguenther@suse.de>
13565 PR tree-optimization/71060
13566 * tree-data-ref.c (initialize_data_dependence_relation): Do not
13567 require exact match of DR_BASE_OBJECT but only matching address and
13570 2016-05-12 Richard Biener <rguenther@suse.de>
13572 PR tree-optimization/70986
13573 * cfganal.c: Include cfgloop.h.
13574 (dfs_find_deadend): Prefer to take edges exiting loops.
13576 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13578 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
13579 compile and run time.
13581 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
13584 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
13586 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
13588 * config/i386/i386.c (legitimize_pic_address): Use
13589 copy_to_suggested_reg instead of gen_movsi.
13591 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
13593 * config/rs6000/predicates.md (quad_memory_operand): Move most of
13594 the code into quad_address_p and call it to share code with
13595 vsx_quad_dform_memory_operand.
13596 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
13598 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
13599 bit instead of being a separate word. Split -mpower9-dform into
13600 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
13601 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
13602 for the register class supporting 128-bit quad word memory offsets.
13603 (mode_supports_vsx_dform_quad): Helper function to return if the
13604 register class uses quad word memory offsets.
13605 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
13606 (rs6000_debug_reg_global): Always print if we are using LRA or not.
13607 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
13608 instructions are enabled, set up the appropriate addr_masks for
13610 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
13611 -mpower9-dform-scalar, instead of -mpower9-dform.
13612 (rs6000_option_override_internal): Split -mpower9-dform into two
13613 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
13614 -mpower9-dform switch sets or clears both. If we are not using
13615 the LRA register allocator, do not enable -mpower9-dform-vector by
13616 default. If we are using LRA, enable -mpower9-dform-vector and
13617 -mvsx-timode if it is appropriate. Issue a warning if either
13618 -mpower9-dform-vector or -mvsx-timode are explicitly used without
13620 (quad_address_offset_p): New helper function to return if the
13621 offset is legal for quad word memory instructions.
13622 (quad_address_p): New function to determin if GPR or vector
13623 register quad word memory addresses are legal.
13624 (mem_operand_gpr): Validate quad word address offsets.
13625 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
13626 d-form (register + offset) instructions.
13627 (offsettable_ok_by_alignment): Likewise.
13628 (rs6000_legitimate_offset_address_p): Likewise.
13629 (legitimate_lo_sum_address_p): Likewise.
13630 (rs6000_legitimize_address): Likewise.
13631 (rs6000_legitimize_reload_address): Add more debug statements for
13633 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
13634 d-form instructions.
13635 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
13636 d-form instructions. Distinguish different cases in debug
13637 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
13638 d-form instructions.
13639 (rs6000_preferred_reload_class): Likewise.
13640 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
13641 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
13642 of the ISA 2.06 indexed memory instructions.
13643 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
13644 use them to save/restore the saved vector registers instead of
13645 using Altivec instructions.
13646 (rs6000_emit_epilogue): Likewise.
13647 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
13648 (rs6000_opt_masks): Split -mpower9-dform into
13649 -mpower9-dform-scalar and -mpower9-dform-vector.
13650 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
13652 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
13653 ISA 3.0 vector indexed memory instructions, and fold the code into
13654 the normal mov<mode> patterns.
13655 (p9_vecstore_<mode>): Likewise.
13656 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
13658 (vsx_movti_64bit): Likewise.
13659 (vsx_movti_32bit): Likewise.
13660 * config/rs6000/constraints.md (wO constraint): New constraint for
13661 ISA 3.0 vector d-form support.
13662 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
13663 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
13664 include -mpower9-dform-vector until we switch over to LRA.
13665 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
13666 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
13667 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
13668 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13669 for -mpower9-dform and -mlra.
13670 * doc/md.texi (wO constraint): Document wO constraint.
13672 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
13674 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
13675 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
13676 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
13677 Move handling of non-insn arguments inline into the sole user:
13678 (output_trans_func): ...here.
13679 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
13680 in emitted function prototype.
13681 (output_internal_insn_latency_func): Ditto. Simplify.
13682 (output_internal_maximal_insn_latency_func): Ditto. Delete
13683 always-unused argument.
13684 (output_insn_latency_func): Ditto.
13685 (output_maximal_insn_latency_func): Ditto.
13687 2016-05-11 Richard Biener <rguenther@suse.de>
13689 PR tree-optimization/71055
13690 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
13691 sth with precision not equal to access size verify we don't chop
13694 2016-05-11 Richard Biener <rguenther@suse.de>
13697 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
13698 (dwarf2out_finish): Move retry_incomplete_types call ...
13699 (dwarf2out_early_finish): ... here.
13701 2016-05-11 Richard Biener <rguenther@suse.de>
13703 PR middle-end/71002
13704 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
13705 if the langhook insists on it.
13706 * fold-const.c (make_bit_field_ref): Add arg for the original
13707 reference and preserve its alias-set.
13708 (decode_field_reference): Take exp by reference and adjust it
13709 to the original memory reference.
13710 (optimize_bit_field_compare): Adjust callers.
13711 (fold_truth_andor_1): Likewise.
13712 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
13714 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
13716 PR middle-end/70807
13717 * cfgrtl.h (delete_insn_and_edges): Now return bool.
13718 * cfgrtl.c (delete_insn_and_edges): Likewise.
13719 * config/i386/i386.c (convert_scalars_to_vector): Remove
13721 * cse.c (cse_insn): Compute cse_cfg_altered.
13722 (delete_trivially_dead_insns): Likewise.
13723 (cse_cc_succs): Likewise.
13724 (rest_of_handle_cse): Free dominance info if required.
13725 (rest_of_handle_cse2): Likewise.
13726 (rest_of_handle_cse_after_global_opts): Likewise.
13728 2016-05-11 Alan Modra <amodra@gmail.com>
13730 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
13731 abi_v4_pass_in_fpr): New functions.
13732 (rs6000_function_arg_boundary): Exclude complex IBM long double
13733 from 64-bit alignment when ABI_V4.
13734 (rs6000_function_arg, rs6000_function_arg_advance_1,
13735 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
13737 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
13739 PR rtl-optimization/71028
13740 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
13741 jump with just a return in the fallthrough block if the branch
13742 block contains just a return as well.
13744 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
13746 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
13747 * match.pd ((X & Y) ^ Y): ... this.
13748 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
13749 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
13751 2016-05-10 David Malcolm <dmalcolm@redhat.com>
13753 * read-md.c (require_char_ws): New function.
13754 (read_string): Simplify using require_char_ws.
13755 (handle_constants): Likewise.
13756 (handle_enum): Likewise.
13757 (handle_file): Likewise.
13758 * read-md.h (require_char_ws): New declaration.
13759 * read-rtl.c (read_conditions): Simplify using require_char_ws.
13760 (read_mapping): Likewise.
13761 (read_rtx_code): Likewise.
13762 (read_nested_rtx): Likewise.
13764 2016-05-10 James Norris <jnorris@codesourcery.com>
13766 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
13767 if offloading is enabled and -fopenacc or -fopenmp is specified.
13768 (CRTOFFLOADEND): Likewise.
13769 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
13770 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
13772 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
13774 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
13775 gotoff_operand code paths. Use copy_to_suggested_regs and
13776 expand_simple_binop where appropriate. Cleanup.
13778 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13781 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
13783 (dimode_scalar_chain::vector_const_cost): New.
13784 (dimode_scalar_chain::compute_convert_gain): Handle constants.
13785 (dimode_scalar_chain::convert_op): Likewise.
13786 (dimode_scalar_chain::convert_insn): Likewise.
13788 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
13790 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
13791 unary operation, not a binary one.
13793 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13795 PR middle-end/70877
13796 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
13797 calls with type casted fndecl.
13799 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13801 PR tree-optimization/70786
13802 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
13803 * calls.c (initialize_argument_information): Bind bounds
13804 with corresponding args passed by reference.
13806 2016-05-10 Jakub Jelinek <jakub@redhat.com>
13809 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
13810 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
13811 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
13814 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13817 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
13818 code for a zero scale factor.
13819 (vsx_xvcvdpuxds_scale): Likewise.
13821 2016-05-10 David Malcolm <dmalcolm@redhat.com>
13823 * diagnostic-show-locus.c (layout::layout): Call show_ruler
13824 if show_ruler_p was set on the context.
13825 (layout::show_ruler): New method.
13826 * diagnostic.h (struct diagnostic_context): Add field
13829 2016-05-10 Richard Biener <rguenther@suse.de>
13831 PR tree-optimization/71039
13832 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
13833 (chk_uses): New function.
13834 (propagate_with_phi): Verify we can safely replicate the lhs of an
13835 aggregate assignment on all incoming edges.
13837 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
13839 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
13841 (rx_atomic_sequence): New class.
13842 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
13843 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
13845 (rx_atomic_sequence::rx_atomic_sequence,
13846 rx_atomic_sequence::~rx_atomic_sequence): New functions.
13847 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
13848 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
13849 CTRLREG_INTB): New constants.
13850 (FETCHOP): New code iterator.
13851 (fethcop_name, fetchop_name2): New iterator code attributes.
13852 (QIHI): New mode iterator.
13853 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
13854 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
13855 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
13857 2016-05-10 Martin Liska <mliska@suse.cz>
13859 * tree-inline.c (remap_dependence_clique): Do not remap
13860 debugging statements.
13862 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13864 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
13865 ("*fixuns_truncdfdi2_z13")
13866 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
13867 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
13868 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
13870 2016-05-10 Richard Biener <rguenther@suse.de>
13872 PR tree-optimization/70497
13873 PR tree-optimization/28367
13874 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
13876 (visit_reference_op_load): ... here.
13877 (vn_reference_lookup_3): Use it to handle subreg-like accesses
13878 with simplified BIT_FIELD_REFs.
13879 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
13880 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
13883 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
13885 * dwarf2out.c (add_abstract_origin_attribute): Adjust
13886 documentation comment. For BLOCK nodes, add a
13887 DW_AT_abstract_origin attribute that points to the DIE generated
13888 for the origin BLOCK.
13889 (gen_lexical_block_die): Call add_abstract_origin_attribute for
13890 blocks from inlined functions.
13892 2016-05-10 Alan Modra <amodra@gmail.com>
13895 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
13896 regrename modifying insns saving lr before __morestack call.
13897 * config/rs6000/rs6000.md (split_stack_return): Similarly for
13898 insns restoring lr after __morestack call.
13900 2016-05-09 Jakub Jelinek <jakub@redhat.com>
13902 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
13903 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
13905 * config/i386/sse.md (vec_interleave_high<mode>,
13906 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
13907 <avx512>_vpermt2var<mode>3_maskz): Likewise.
13909 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
13911 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
13912 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
13913 parallel reassociation for power8 and forward.
13915 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
13917 * config/i386/i386.md (absneg splitters with general regs): Use
13918 general_reg_operand predicate.
13919 (btsq peephole2): Use x86_64_immediate_operand to check if new
13920 value is suitable for immediate operand. Generate emitted insn
13921 using RTL expressions.
13922 (btcq peephole2): Ditto.
13923 (btrq peephole2): Ditto. Generate correct immediate operand
13926 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
13928 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
13931 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
13933 * tree-affine.c (wide_int_constant_multiple_p): Add missing
13934 pointer dereference.
13936 2016-05-09 Richard Biener <rguenther@suse.de>
13938 PR tree-optimization/70985
13939 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
13940 op0 isn't a gimple register.
13942 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
13944 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
13945 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
13946 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
13947 (i6400_fpu_mult): New cpu units.
13948 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
13949 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
13950 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
13951 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
13952 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
13953 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
13954 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
13955 (i6400_msa_long_float4, i6400_msa_long_float5)
13956 (i6400_msa_long_float8, i6400_msa_fdiv_df)
13957 (i6400_msa_fdiv_sf): New reservations.
13958 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
13959 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
13960 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
13961 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
13962 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
13963 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
13964 (msa_short_cmp, msa_short_float2, msa_short_logic3)
13965 (msa_short_store4, msa_long_load, msa_short_store)
13966 (msa_long_logic, msa_long_float2, msa_long_float4)
13967 (msa_long_float5, msa_long_float8, msa_long_mult)
13968 (msa_long_fdiv, msa_long_div): New reservations.
13970 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
13971 Sameera Deshpande <sameera.deshpande@imgtec.com>
13972 Matthew Fortune <matthew.fortune@imgtec.com>
13973 Graham Stott <graham.stott@imgtec.com>
13974 Chao-ying Fu <chao-ying.fu@imgtec.com>
13976 * config.gcc: Add MSA header file for mips*-*-* target.
13977 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
13978 (Ubv8i, Urv8): New constraints.
13979 * config/mips/mips-ftypes.def: Add function types for MSA
13981 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
13982 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
13983 * config/mips/mips-msa.md: New file.
13984 * config/mips/mips-protos.h
13985 (mips_split_128bit_const_insns): New prototype.
13986 (mips_msa_idiv_insns): Likewise.
13987 (mips_split_128bit_move): Likewise.
13988 (mips_split_128bit_move_p): Likewise.
13989 (mips_split_msa_copy_d): Likewise.
13990 (mips_split_msa_insert_d): Likewise.
13991 (mips_split_msa_fill_d): Likewise.
13992 (mips_expand_msa_branch): Likewise.
13993 (mips_const_vector_same_val_p): Likewise.
13994 (mips_const_vector_same_bytes_p): Likewise.
13995 (mips_const_vector_same_int_p): Likewise.
13996 (mips_const_vector_shuffle_set_p): Likewise.
13997 (mips_const_vector_bitimm_set_p): Likewise.
13998 (mips_const_vector_bitimm_clr_p): Likewise.
13999 (mips_msa_vec_parallel_const_half): Likewise.
14000 (mips_msa_output_division): Likewise.
14001 (mips_ldst_scaled_shift): Likewise.
14002 (mips_expand_vec_cond_expr): Likewise.
14003 * config/mips/mips.c (enum mips_builtin_type): Add
14004 MIPS_BUILTIN_MSA_TEST_BRANCH.
14005 (mips_gen_const_int_vector_shuffle): New prototype.
14006 (mips_const_vector_bitimm_set_p): New function.
14007 (mips_const_vector_bitimm_clr_p): Likewise.
14008 (mips_const_vector_same_val_p): Likewise.
14009 (mips_const_vector_same_bytes_p): Likewise.
14010 (mips_const_vector_same_int_p): Likewise.
14011 (mips_const_vector_shuffle_set_p): Likewise.
14012 (mips_symbol_insns): Forbid loading symbols via immediate for
14014 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
14016 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
14018 (mips_lx_address_p): Add support load indexed address for MSA.
14019 (mips_address_insns): Add calculation of instructions needed for
14020 stores and loads for MSA.
14021 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
14022 CONST_VECTOR for MSA and let it fall through.
14023 (mips_ldst_scaled_shift): New function.
14024 (mips_subword_at_byte): Likewise.
14025 (mips_msa_idiv_insns): Likewise.
14026 (mips_legitimize_move): Validate MSA moves.
14027 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
14028 calculation of costs for MSA division.
14029 (mips_split_move_p): Check if MSA moves need splitting.
14030 (mips_split_move): Split MSA moves if necessary.
14031 (mips_split_128bit_move_p): New function.
14032 (mips_split_128bit_move): Likewise.
14033 (mips_split_msa_copy_d): Likewise.
14034 (mips_split_msa_insert_d): Likewise.
14035 (mips_split_msa_fill_d): Likewise.
14036 (mips_output_move): Handle MSA moves.
14037 (mips_expand_msa_branch): New function.
14038 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
14039 Reinstate 'y' modifier.
14040 (mips_file_start): Add MSA .gnu_attribute.
14041 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
14043 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
14044 (mips_class_max_nregs): Add register size for MSA supported mode.
14045 (mips_cannot_change_mode_class): Allow conversion between MSA
14046 vector modes and TImode.
14047 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
14049 (mips_secondary_reload_class): Force MSA loads/stores via memory.
14050 (mips_preferred_simd_mode): Add preffered modes for MSA.
14051 (mips_vector_mode_supported_p): Add MSA supported modes.
14052 (mips_autovectorize_vector_sizes): New function.
14053 (mips_msa_output_division): Likewise.
14054 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
14055 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
14056 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
14057 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
14058 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
14059 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
14060 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
14061 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
14062 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
14063 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
14064 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
14065 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
14066 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
14067 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
14068 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
14069 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
14070 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
14071 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
14072 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
14073 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
14074 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
14075 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
14076 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
14077 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
14078 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
14079 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
14080 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
14081 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
14082 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
14083 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
14084 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
14085 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
14086 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
14087 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
14088 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
14089 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
14090 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
14091 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
14092 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
14093 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
14094 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
14095 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
14096 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
14097 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
14098 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14099 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14100 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14101 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14102 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14103 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14104 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14105 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14106 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
14107 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
14108 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
14109 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
14110 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
14111 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
14112 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
14113 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
14114 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
14115 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
14116 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
14117 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
14118 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
14119 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
14120 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
14121 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
14122 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
14123 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
14124 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
14125 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
14126 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
14127 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
14128 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
14129 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
14130 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
14131 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
14132 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
14133 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
14134 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
14135 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
14136 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
14137 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
14138 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
14139 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
14140 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
14141 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
14142 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
14143 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
14144 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
14145 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
14146 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
14147 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
14148 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
14149 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
14150 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
14151 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
14152 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
14153 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
14154 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
14155 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
14156 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
14157 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
14158 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
14159 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
14160 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
14161 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
14162 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
14163 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
14164 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
14165 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
14166 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
14167 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
14168 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
14169 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
14170 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
14171 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
14172 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
14173 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
14174 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
14175 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
14176 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
14177 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
14178 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
14179 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
14180 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
14181 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
14182 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
14183 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
14184 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
14185 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
14186 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
14187 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
14188 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
14189 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
14190 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
14191 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
14192 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
14193 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
14194 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
14195 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
14196 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
14197 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
14198 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
14199 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
14200 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
14201 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
14202 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
14203 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
14204 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
14206 (mips_get_builtin_decl_index): New array.
14207 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
14208 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
14209 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
14210 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
14211 (mips_init_builtins): Initialize mips_get_builtin_decl_index
14213 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14215 (mips_expand_builtin_insn): Prepare operands for
14216 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
14217 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
14218 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
14219 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
14220 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
14221 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
14222 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
14223 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
14224 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
14225 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
14226 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
14227 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
14228 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
14229 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
14230 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
14231 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
14232 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
14233 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
14234 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
14235 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
14236 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
14237 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
14238 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
14239 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
14240 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
14241 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
14242 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
14243 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
14244 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
14245 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
14246 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
14247 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
14248 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
14249 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
14250 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
14251 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
14252 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
14253 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
14254 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
14255 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
14256 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
14257 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
14258 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
14259 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
14260 These are set implicitly and an error is reported if overridden.
14261 (mips_expand_builtin_msa_test_branch): New function.
14262 (mips_expand_msa_shuffle): Likewise.
14263 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
14264 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
14265 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
14266 (mips_expand_vec_unpack): Add support for MSA.
14267 (mips_expand_vector_init): Likewise.
14268 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
14269 instead of const0_rtx.
14270 (mips_msa_vec_parallel_const_half): New function.
14271 (mips_gen_const_int_vector): Likewise.
14272 (mips_gen_const_int_vector_shuffle): Likewise.
14273 (mips_expand_msa_cmp): Likewise.
14274 (mips_expand_vec_cond_expr): Likewise.
14275 * config/mips/mips.h
14276 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
14277 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
14279 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
14280 (ISA_HAS_MSA): New macro.
14281 (UNITS_PER_MSA_REG): Likewise.
14282 (BITS_PER_MSA_REG): Likewise.
14283 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
14284 (MSA_REG_FIRST): New macro.
14285 (MSA_REG_LAST): Likewise.
14286 (MSA_REG_NUM): Likewise.
14287 (MSA_REG_P): Likewise.
14288 (MSA_REG_RTX_P): Likewise.
14289 (MSA_SUPPORTED_MODE_P): Likewise.
14290 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
14291 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
14292 * config/mips/mips.md: Include mips-msa.md.
14293 (alu_type): Add simd_add.
14294 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
14295 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
14296 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
14297 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
14298 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
14299 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
14300 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
14301 simd_move, simd_load, simd_store. Choose "multi" for moves
14303 (qword_mode): New attribute.
14304 (insn_count): Add instruction count for quad moves.
14305 Increase the count for MIPS SIMD division.
14306 (UNITMODE): Add UNITMODEs for vector types.
14307 (addsub): New code iterator.
14308 * config/mips/mips.opt (mmsa): New option.
14309 * config/mips/msa.h: New file.
14310 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
14312 * config/mips/mti-linux.h: Likewise.
14313 * config/mips/predicates.md
14314 (const_msa_branch_operand): New constraint.
14315 (const_uimm3_operand): Likewise.
14316 (const_uimm4_operand): Likewise.
14317 (const_uimm5_operand): Likewise.
14318 (const_uimm8_operand): Likewise.
14319 (const_imm5_operand): Likewise.
14320 (aq10b_operand): Likewise.
14321 (aq10h_operand): Likewise.
14322 (aq10w_operand): Likewise.
14323 (aq10d_operand): Likewise.
14324 (const_m1_operand): Likewise.
14325 (reg_or_m1_operand): Likewise.
14326 (const_exp_2_operand): Likewise.
14327 (const_exp_4_operand): Likewise.
14328 (const_exp_8_operand): Likewise.
14329 (const_exp_16_operand): Likewise.
14330 (const_vector_same_val_operand): Likewise.
14331 (const_vector_same_simm5_operand): Likewise.
14332 (const_vector_same_uimm5_operand): Likewise.
14333 (const_vector_same_uimm6_operand): Likewise.
14334 (const_vector_same_uimm8_operand): Likewise.
14335 (par_const_vector_shf_set_operand): Likewise.
14336 (reg_or_vector_same_val_operand): Likewise.
14337 (reg_or_vector_same_simm5_operand): Likewise.
14338 (reg_or_vector_same_uimm6_operand): Likewise.
14339 * doc/extend.texi (MIPS SIMD Architecture Functions): New
14341 * doc/invoke.texi (-mmsa): Document new option.
14343 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14345 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
14346 * configure: Regenerate.
14347 * config.in: Regenerate.
14348 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
14349 on -fvtable-verify.
14350 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
14351 (ENDFILE_VTV_SPEC): Define.
14353 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
14355 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
14356 registers in all interrupt handlers if necessary.
14357 (rl78_option_override): Add warning.
14358 (MUST_SAVE_MDUC_REGISTERS): New macro.
14359 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
14360 * config/rl78/rl78.c (check_mduc_usage): New function.
14361 (mduc_regs): New structure to hold MDUC register data.
14362 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
14363 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
14364 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
14365 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
14366 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
14367 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
14369 2016-05-09 Bin Cheng <bin.cheng@arm.com>
14371 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
14372 (tree-ssa-loop-niter.h): Ditto.
14373 (idx_within_array_bound, ref_within_array_bound): New functions.
14374 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
14375 Factor out check on writable base object to ...
14376 (base_object_writable): ... here.
14378 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14380 * config/arm/arm.md (probe_stack): Add modes to set source
14383 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
14385 * regrename.c (base_reg_class_for_rename): New static function.
14386 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
14388 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
14390 * cgraph.c (thunk_adjust): Export.
14391 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
14392 * cgraphunit.c (thunk_adjust): Export.
14393 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
14395 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
14397 * tree-inline.c (expand_call_inline): Expand thunks inline.
14399 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
14402 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
14403 (*sse2_vd_cvtss2sd): Ditto.
14404 * config/i386/i386.md
14405 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
14406 Generate *sse2_vd_cvtsd2ss pattern.
14407 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
14408 Generate *sse2_vd_cvtss2sd pattern.
14410 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14412 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
14413 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
14416 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14418 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
14419 * config/sh/sh.c: Define and declare variables on first use throughout
14421 (current_function_interrupt): Change to bool type.
14422 (frame_insn): Rename to emit_frame_insn and update users.
14423 (push_regs): Use bool for 'interrupt_handler' argument.
14424 (save_schedule_s): Remove.
14425 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
14426 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
14427 targetm.asm_out.unaligned_op.di.
14428 (gen_far_branch): Remove redundant forward declaration.
14429 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
14430 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
14431 (sh_set_return_address, sh_function_ok_for_sibcall,
14432 scavenge_reg): Update comments.
14433 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
14434 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
14435 (sh_attr_renesas_p): Remove unnecessary parentheses.
14436 (branch_dest): Simplify.
14437 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
14438 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
14439 (CUMULATIVE_ARGS): Change macro to typedef.
14440 (current_function_interrupt): Change to bool type.
14441 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
14442 Surround with __cplusplus ifdef.
14443 (sh_compare_op0, sh_compare_op1): Remove.
14444 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
14446 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
14448 * config/arm/arm.md: (arch): Add neon.
14449 (arch_enabled): Return yes for arch neon when TARGET_NEON.
14450 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
14451 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
14452 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
14453 attributes for alt renumbering. Mark alt 3 as non-predicable.
14454 (thumb2_movdf_vfp): Likewise.
14456 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
14458 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
14459 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
14460 (*andqi_1): Add preferred_for_speed attribute to disparage
14461 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
14462 (*<code>qi_1): Ditto.
14463 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
14464 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
14465 (*ashlqi3_1): Ditto.
14466 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
14467 Add preferred_for_size attribute to disparage alternative 0 and
14468 preferred_for_speed attribute to disparage alternative 1 for
14469 TARGET_PARTIAL_REG_STALL targets.
14471 2016-05-07 Tom de Vries <tom@codesourcery.com>
14473 PR tree-optimization/70956
14474 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
14477 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
14479 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
14480 * config/sh/sh.c (sh_cbranch_distance): Implement it.
14481 * config/sh/sh.md (branch_zero): Remove define_attr.
14482 (define_delay): Disable delay slot if branch distance is one insn.
14484 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14486 * config/i386/i386.md (LEAMODE): New mode attribute.
14487 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
14488 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
14489 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
14490 operand 2 predicate.
14491 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
14492 (*lea<mode>_general_3): Ditto.
14493 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
14495 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14497 * genmddump.c (main): Convert argv from char ** to const char **.
14499 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14501 * coretypes.h (OVERRIDE): New macro.
14502 (FINAL): New macro.
14504 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
14506 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
14507 allow coalescing if the types are compatible.
14509 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14511 * pass_manager.h (pass_manager::register_pass_name): New method.
14512 (pass_manager::get_pass_by_name): New method.
14513 (pass_manager::create_pass_tab): New method.
14514 (pass_manager::m_name_to_pass_map): New field.
14515 * passes.c (name_to_pass_map): Delete global in favor of field
14516 "m_name_to_pass_map" of pass_manager.
14517 (register_pass_name): Rename from a function to...
14518 (pass_manager::register_pass_name): ...this method, updating
14519 for renaming of global "name_to_pass_map" to field
14520 "m_name_to_pass_map".
14521 (create_pass_tab): Rename from a function to...
14522 (pass_manager::create_pass_tab): ...this method, updating
14523 for renaming of global "name_to_pass_map" to field.
14524 (get_pass_by_name): Rename from a function to...
14525 (pass_manager::get_pass_by_name): ...this method.
14526 (enable_disable_pass): Convert use of get_pass_by_name to
14527 a method call, locating the pass_manager singleton.
14529 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14531 * genattr-common.c (main): Convert argv from char ** to const char **.
14532 * genattr.c (main): Likewise.
14533 * genattrtab.c (main): Likewise.
14534 * genautomata.c (initiate_automaton_gen): Likewise.
14536 * gencodes.c (main): Likewise.
14537 * genconditions.c (main): Likewise.
14538 * genconfig.c (main): Likewise.
14539 * genconstants.c (main): Likewise.
14540 * genemit.c (main): Likewise.
14541 * genenums.c (main): Likewise.
14542 * genextract.c (main): Likewise.
14543 * genflags.c (main): Likewise.
14544 * genmddeps.c (main): Likewise.
14545 * genopinit.c (main): Likewise.
14546 * genoutput.c (main): Likewise.
14547 * genpeep.c (main): Likewise.
14548 * genpreds.c (main): Likewise.
14549 * genrecog.c (main): Likewise.
14550 * gensupport.c (init_rtx_reader_args_cb): Likewise.
14551 (init_rtx_reader_args): Likewise.
14552 * gensupport.h (init_rtx_reader_args_cb): Likewise.
14553 (init_rtx_reader_args): Likewise.
14554 * gentarget-def.c (main): Likewise.
14555 * read-md.c (read_md_files): Likewise.
14556 * read-md.h (read_md_files): Likewise.
14558 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14560 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
14561 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
14562 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
14563 Remove unused predicate.
14564 (register_and_not_fp_reg_operand): Ditto.
14566 2016-05-06 Martin Liska <mliska@suse.cz>
14568 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
14569 instead of vec as the vector is local to the function.
14571 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14573 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
14574 avx512bw alternative.
14576 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
14577 before the ashr<mode>3 pattern.
14579 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
14580 v instead of x in vex or maybe_vex alternatives, use
14581 maybe_evex instead of vex in prefix.
14583 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
14584 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
14585 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
14586 in vex or maybe_vex alternatives, use maybe_evex instead of vex
14589 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
14590 v instead of x in vex or maybe_vex alternatives, use
14591 maybe_evex instead of vex in prefix.
14593 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
14594 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
14595 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
14596 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
14597 alternatives, use maybe_evex instead of vex in prefix.
14599 * config/i386/sse.md (vec_interleave_lowv4sf,
14600 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
14601 v instead of x in vex or maybe_vex alternatives, use
14602 maybe_evex instead of vex in prefix.
14604 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
14605 v instead of x in vex or maybe_vex alternatives, use
14606 maybe_evex instead of vex in prefix.
14608 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
14609 v constraint instead of x.
14611 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
14613 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
14614 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
14617 2016-05-06 Richard Biener <rguenther@suse.de>
14619 PR tree-optimization/70948
14620 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
14621 Properly clobber all fields of va_list for __builtin_va_start.
14623 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
14626 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
14627 loop latch destination.
14629 2016-05-06 Martin Liska <mliska@suse.cz>
14631 * tree-ssa-uninit.c: Apply manual changes
14632 to the GNU coding style.
14633 (prune_uninit_phi_opnds): Rename from
14634 prune_uninit_phi_opnds_in_unrealizable_paths.
14636 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14638 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
14639 mspace): Remove deprecated options.
14640 * doc/invoke.texi (SH options): Remove -mspace.
14642 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14644 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
14646 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14648 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
14649 corresponding combine split pattern.
14651 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14654 * config/sh/predicates.md (long_displacement_mem_operand): New.
14655 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
14656 Add movi20, movi20s alternatives. Adjust length attribute for
14658 (movsi_ie): Allow for any FPU. Adjust length attribute for
14660 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
14661 attribute for alternatives.
14662 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
14663 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
14664 length attribute for alternatives.
14666 2016-05-06 Richard Biener <rguenther@suse.de>
14668 PR tree-optimization/70960
14669 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
14671 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14674 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
14675 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
14677 2016-05-06 Marek Polacek <polacek@redhat.com>
14680 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
14682 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14685 * config/sh/sh.md (*rotcr): Add another variant.
14687 2016-05-06 Richard Biener <rguenther@suse.de>
14689 PR middle-end/70931
14690 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
14692 2016-05-06 Richard Biener <rguenther@suse.de>
14694 PR middle-end/70941
14695 * fold-const.c (split_tree): Always convert to the original type
14698 2016-05-06 Richard Biener <rguenther@suse.de>
14700 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
14701 (fwprop_addr): Likewise.
14703 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14706 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
14708 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
14709 * config/i386/i386.md (push mem splitter): Use find_constant_src in
14710 the splitter condition.
14711 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
14712 the splitter condition.
14713 (FP float_extend load splitter): Ditto.
14715 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
14717 * config/i386/i386.md (peehole2 patterns): Change true_regnum
14718 to REGNO in all peephole2 patterns.
14719 (post-reload splitters): Change true_regnum to REGNO in
14720 post-reload splitters.
14721 (zero_extend splitters): Use general_reg_operand and
14722 nonimmediate_gr_operand predicates.
14724 2016-05-05 Jakub Jelinek <jakub@redhat.com>
14726 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
14727 v constraint instead of x.
14729 2016-05-05 Alan Modra <amodra@gmail.com>
14732 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
14733 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
14734 TARGET_NO_FP_IN_TOC for -mrelocatable.
14735 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
14736 TARGET_RELOCATABLE test.
14737 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14738 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14739 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
14740 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14741 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14742 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
14743 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14744 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14745 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
14746 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
14748 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
14749 (rs6000_stack_info): Likewise.
14750 (rs6000_elf_asm_out_constructor): Likewise.
14751 (rs6000_elf_asm_out_destructor): Likewise.
14752 (rs6000_elf_declare_function_name): Likewise.
14753 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
14754 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
14757 2016-05-05 Alan Modra <amodra@gmail.com>
14759 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
14761 2016-05-05 Alan Modra <amodra@gmail.com>
14763 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
14764 out-of-line gpr restore for one or two regs if that would add
14767 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
14770 * config/i386/i386.md
14771 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
14772 Change to post-epilogue_completed late splitter. Use sse_reg_operand
14773 as operand 0 predicate.
14774 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
14776 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
14777 Ditto. Emit the pattern using RTX.
14779 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
14780 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
14781 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
14782 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
14784 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
14785 sse_reg_operand as operand 0 predicate.
14787 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
14788 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
14789 instead of gen_rtx_REG.
14790 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
14793 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14795 * function.c (emit_use_return_register_into_block): Delete.
14796 (gen_return_pattern): Delete.
14797 (emit_return_into_block): Delete.
14798 (active_insn_between): Delete.
14799 (convert_jumps_to_returns): Delete.
14800 (emit_return_for_exit): Delete.
14801 (thread_prologue_and_epilogue_insns): Delete all code dealing with
14802 simple_return for shrink-wrapped blocks.
14803 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
14804 end of blocks that need one.
14805 (get_unconverted_simple_return): Delete.
14806 (convert_to_simple_return): Delete.
14807 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
14808 (convert_to_simple_return): Ditto.
14810 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14812 * cfgcleanup.c (bb_is_just_return): New function.
14813 (try_optimize_cfg): Simplify jumps to return, branches to return,
14814 and branches around return.
14816 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14818 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
14819 branch to a return.
14821 2016-05-04 Jakub Jelinek <jakub@redhat.com>
14825 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
14826 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
14827 assert flags & OEP_HASH_CHECK, instead of asserting it
14828 never happens. Handle TARGET_EXPR.
14829 * fold-const.c (operand_equal_p): For hash verification,
14830 or in OEP_HASH_CHECK into flags.
14832 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
14834 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
14836 (compute_samebase_partition_bases): Fix typo.
14838 2016-05-04 Jakub Jelinek <jakub@redhat.com>
14840 * config/i386/sse.md (vec_interleave_highv8sf,
14841 vec_interleave_lowv8sf, vec_interleave_highv4df,
14842 vec_interleave_lowv4df): Remove constraints from expanders.
14844 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
14846 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
14848 * tree-inline.c (expand_call_inline): Fix path dealing with
14849 making lhs of call statement undefined.
14851 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
14853 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
14854 Check availability on NODE, too.
14855 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
14856 (cgraph_node::call_for_symbol_and_aliases): Likewise.
14857 (varpool_node::call_for_symbol_and_aliase): Likewise.
14858 * ipa-pure-const.c (add_new_function): Analyze all bodies.
14859 (propagate_pure_const): Propagate across interposable functions, too.
14860 (skip_function_for_local_pure_const): Do not skip interposable bodies
14862 (pass_local_pure_const::execute): Update.
14864 2016-05-04 Marek Polacek <polacek@redhat.com>
14866 * doc/invoke.texi: Document -Wdangling-else.
14868 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14870 * config.gcc: Error out when conflicting multilib is detected. Do not
14871 loop over multilibs since no combination is legal.
14873 2016-05-04 Alan Modra <amodra@gmail.com>
14875 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
14876 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
14877 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
14880 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
14882 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
14883 Clean up p5600 comments.
14885 2016-05-04 Richard Biener <rguenther@suse.de>
14887 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
14888 constructor simplifications.
14889 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
14891 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
14893 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
14894 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
14895 result.set_rtx is null instead of aborting.
14896 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
14898 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
14899 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
14900 *mov<mode>_store_postinc): New patterns.
14902 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
14904 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
14905 as commutative. Check both conversions are NOP.
14906 ((A & B) OP (C & B)): Remove.
14908 2016-05-04 Alan Modra <amodra@gmail.com>
14910 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
14912 2016-05-04 Alan Modra <amodra@gmail.com>
14915 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
14916 when cr2,3,4 are all fixed regs.
14918 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
14920 PR rtl-optimization/57193
14921 * opts.c (default_options_table): Revert OPT_frename_registers change.
14922 * doc/invoke.texi (-frename-registers, -O2): Likewise.
14924 2016-05-03 Martin Sebor <msebor@redhat.com>
14927 * builtins.c (fold_builtin_FILE): New function.
14928 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
14929 (fold_builtin_0): Call them.
14930 * gimplify.c (gimplify_call_expr): Remove the handling of
14931 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
14934 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
14935 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
14939 * doc/extend.texi (Function Names as Strings): Update __func__,
14940 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
14943 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14944 Richard Biener <rguenther@suse.de>
14946 PR tree-optimization/70916
14947 * tree-if-conv.c: Include cfganal.h.
14948 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
14949 and remove_fake_exit_edges around the optimization pass.
14951 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
14953 * cgraph.c (symbol_table::create_edge): Set inline_failed.
14954 (cgraph_edge::make_direct): Likewise.
14955 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
14956 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
14957 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
14958 (CIF_THUNK): New code.
14959 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
14960 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
14961 (compute_inline_parameters): Set inline_failed for thunks.
14962 (inline_analyze_function): Cleanup.
14963 * ipa-inline.c (can_inline_edge_p): Do not deal with
14964 call_stmt_cannot_inline_p.
14965 (can_early_inline_edge_p): Likewise.
14966 (early_inliner): Initialize inline_failed.
14967 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
14969 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
14971 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
14972 from nonimm_ssenomem_operand.
14973 (nonimm_ssenomem_operand): New predicate.
14974 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
14975 as operand 0 predicate.
14976 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
14977 Disable unsupported alternatives using "enabled" attribute.
14978 Use register_ssemem_operand as operand 0 predicate.
14979 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
14981 2016-05-03 Marek Polacek <polacek@redhat.com>
14984 * input.c (expansion_point_location): New function.
14985 * input.h (expansion_point_location): Declare.
14987 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
14989 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
14990 occurence with frame_offset_ ones.
14992 2016-05-03 Alan Modra <amodra@gmail.com>
14994 PR rtl-optimization/70890
14995 * ira.c (combine_and_move_insns): When moving def_insn, remove
14996 equivs on use_insn.
14998 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
15000 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
15001 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
15002 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
15003 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
15005 2016-05-03 Alan Modra <amodra@gmail.com>
15007 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
15008 for SAVE_MULTIPLE/STORE_MULTIPLE.
15010 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15012 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
15013 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
15015 2016-05-03 Richard Biener <rguenther@suse.de>
15017 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
15019 (gimplify_arg): Likewise.
15020 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
15021 re-writing the result to a decl if required.
15022 (internal_get_tmp_var): Add allow_ssa parameter
15023 and override into_ssa with it.
15024 (get_formal_tmp_var): Adjust.
15025 (get_initialized_tmp_var): Add allow_ssa parameter.
15026 (gimplify_arg): Add allow_ssa parameter and avoid generating
15027 SSA names for the result false.
15028 (gimplify_call_expr): If the call may return twice do not
15029 gimplify parameters into SSA.
15030 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
15031 (gimplify_modify_expr): Adjust assert. For noreturn calls
15032 with a SSA name LHS adjust its def.
15033 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
15034 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
15035 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
15036 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
15037 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
15038 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
15039 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
15040 (optimize_target_teams): Do not allow SSA names for clause operands.
15041 (gimplify_expr): Likewise for where we mark the result addressable.
15042 * passes.def (pass_init_datastructures): Remove.
15043 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
15044 (rewrite_stmt): Likewise.
15045 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
15046 (replace_locals_op): Replace SSA names.
15047 (copy_gimple_seq_and_replace_locals): Init src_cfun.
15048 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
15049 * cgraph.c (release_function_body): Free CFG annotations only
15050 when we have a CFG. Simplify.
15051 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
15052 force_gimple_operand instead of get_initialized_tmp_var.
15053 * tree-pass.h (make_pass_init_datastructures): Remove.
15054 * tree-ssa.c (execute_init_datastructures): Remove.
15055 (pass_data_init_datastructures): Likewise.
15056 (class pass_init_datastructures): Likewise.
15057 (make_pass_init_datastructures): Likewise.
15058 * omp-low.c (create_omp_child_function): Init SSA data structures.
15059 (grid_expand_target_grid_body): Likewise.
15060 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
15061 name before adding it to names_to_release.
15062 (remove_bb): Always release SSA defs.
15063 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
15064 before dereferencing it.
15065 * cgraphunit.c (init_lowered_empty_function): Always
15066 int SSA data structures.
15067 * tree-ssanames.c (release_defs): Remove assert that we are in
15069 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
15071 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15072 Uros Bizjak <ubizjak@gmail.com>
15074 PR rtl-optimization/70467
15075 * config/i386/predicates.md (x86_64_hilo_int_operand,
15076 x86_64_hilo_general_operand): New predicates.
15077 * config/i386/constraints.md (Wd): New constraint.
15078 * config/i386/i386.md (mode attr di): Use Wd instead of e.
15079 (general_hilo_operand): New mode attr.
15080 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
15081 instead of <general_operand>.
15082 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
15083 x86_64_hilo_general_operand instead of <general_operand>.
15085 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15087 PR tree-optimization/70916
15088 * tree-if-conv.c (constant_or_ssa_name): Removed.
15089 (fold_build_cond_expr): Use is_gimple_val instead of
15090 constant_or_ssa_name.
15092 PR tree-optimization/70916
15093 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
15094 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
15097 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
15098 (optimize_atomic_bit_test_and): New function.
15099 (pass_fold_builtins::execute): Use it.
15100 * optabs.def (atomic_bit_test_and_set_optab,
15101 atomic_bit_test_and_complement_optab,
15102 atomic_bit_test_and_reset_optab): New optabs.
15103 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
15104 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
15105 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
15106 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
15107 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
15108 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
15109 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
15110 * doc/md.texi (atomic_bit_test_and_set@var{mode},
15111 atomic_bit_test_and_complement@var{mode},
15112 atomic_bit_test_and_reset@var{mode}): Document.
15113 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
15114 atomic_bit_test_and_complement<mode>,
15115 atomic_bit_test_and_reset<mode>): New expanders.
15116 (atomic_bit_test_and_set<mode>_1,
15117 atomic_bit_test_and_complement<mode>_1,
15118 atomic_bit_test_and_reset<mode>_1): New insns.
15120 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
15122 PR rtl-optimization/70687
15123 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
15124 instead of unsigned HOST_WIDE_INT.
15126 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
15128 PR rtl-optimization/44281
15129 * hard-reg-set.h (struct target_hard_regs): New field
15130 x_fixed_nonglobal_reg_set.
15131 (fixed_nonglobal_reg_set): New macro.
15132 * reginfo.c (init_reg_sets_1): Initialize it.
15133 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
15135 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
15137 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15139 PR tree-optimization/56541
15140 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
15141 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
15142 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
15143 (any_complicated_phi): new static variable.
15144 (aggressive_if_conv): delete.
15145 (if_convertible_phi_p): support phis with more than two arguments.
15146 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
15147 critical pred edges.
15148 (ifcvt_split_critical_edges): support phis with more than two
15149 arguments by checking new parameter. only split critical edges
15151 (tree_if_conversion): handle simd pragma marked loop using new
15152 local variable aggressive_if_conv. check any_complicated_phi.
15154 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15156 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
15159 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15161 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
15164 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
15166 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
15167 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
15168 define_insn_and_split.
15169 (mulsi3_i): New define_insn_and_split.
15170 (mulsi3_call): Convert to define_insn.
15171 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
15172 Remove constraints.
15174 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15176 * machmode.h (mode_complex): Add support to give the complex mode
15178 (GET_MODE_COMPLEX_MODE): Likewise.
15179 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
15180 stored by build_complex_type and gfc_build_complex_type instead of
15181 trying to figure out the appropriate mode based on the size. Raise
15182 an assertion error, if the type was not set.
15183 * genmodes.c (struct mode_data): Add field for the complex type of
15185 (blank_mode): Likewise.
15186 (make_complex_modes): Remember the complex mode created in the
15188 (emit_mode_complex): Write out the mode_complex array to map a
15189 type mode to the complex version.
15190 (emit_insn_modes_c): Likewise.
15191 * tree.c (build_complex_type): Set the complex type to use before
15192 calling layout_type.
15193 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
15194 support for __float128 complex datatypes.
15195 (rs6000_hard_regno_mode_ok): Likewise.
15196 (rs6000_setup_reg_addr_masks): Likewise.
15197 (rs6000_complex_function_value): Likewise.
15198 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
15199 __float128 and __ibm128 complex.
15200 (FLOAT128_IBM_P): Likewise.
15201 (ALTIVEC_ARG_MAX_RETURN): Likewise.
15202 * doc/extend.texi (Additional Floating Types): Document that
15203 -mfloat128 must be used to enable __float128. Document complex
15204 __float128 and __ibm128 support.
15206 2016-05-02 Jakub Jelinek <jakub@redhat.com>
15209 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
15210 char/short arguments promoted to int because of promote_prototypes.
15212 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
15214 * config/i386/predicates.md (register_ssemem_operand): New predicate.
15215 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
15216 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
15217 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
15218 alternatives using "enabled" attribute. Use register_ssemem_operand
15219 as operand 1 predicate.
15220 (*cmpi<unord>xf_i387): Split XFmode pattern from
15221 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
15222 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
15223 *absneg<mode>2_i387. Disable unsupported alternatives using
15224 "enabled" attribute.
15225 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
15227 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15229 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
15231 (oacc_loop_process): Check mask for loop termination.
15233 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
15235 * cif-code.def (CIF_THUNK): Add.
15236 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
15239 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
15241 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
15242 (dump_inline_summary): Dump it.
15243 (fp_expression_p): New predicate.
15244 (estimate_function_body_sizes): Use it.
15245 (inline_merge_summary): Merge fp_expressions.
15246 (inline_read_section): Read fp_expressions.
15247 (inline_write_summary): Write fp_expressions.
15248 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
15249 codegen boundary if either caller or callee is !fp_expressions.
15250 * ipa-inline.h (inline_summary): Add fp_expressions.
15251 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
15252 to fp_expressions be sure the fp generation flags are updated.
15254 2016-05-02 Jakub Jelinek <jakub@redhat.com>
15256 PR rtl-optimization/70467
15257 * cse.c (cse_insn): Handle no-op MEM moves after folding.
15259 PR rtl-optimization/70467
15260 * ipa-pure-const.c (check_call): Handle internal calls even in
15261 ipa mode like in local mode.
15263 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
15265 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
15267 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
15269 * match.pd (X u< X, X u> X): New transformations.
15271 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
15273 * flag-types.h (enum warn_strict_overflow_code): Move ...
15274 * coretypes.h: ... here.
15275 * fold-const.h (fold_overflow_warning): Declare.
15276 * fold-const.c (fold_overflow_warning): Make non-static.
15277 (fold_comparison): Move the transformation of X +- C1 CMP C2
15278 into X CMP C2 -+ C1 ...
15279 * match.pd: ... here.
15280 * gimple-fold.c (fold_stmt_1): Protect with
15281 fold_defer_overflow_warnings.
15283 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15285 * omp-low.c (struct oacc_loop): Add 'inner' field.
15286 (new_oacc_loop_raw): Initialize it to zero.
15287 (oacc_loop_fixed_partitions): Initialize it.
15288 (oacc_loop_auto_partitions): Partition outermost loop to outermost
15289 available partitioning.
15291 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15293 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
15295 (umulsidi3): Likewise.
15296 (indirect_jump): Fix jump instruction assembly patterns.
15298 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
15301 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
15302 (nvptx_function_value): Assert non-NULL cfun.
15304 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
15306 PR rtl-optimization/70886
15307 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
15309 * cselib.h (rtx_equal_for_cselib_1): Declare.
15310 (rtx_equal_for_cselib_p: New inline function.
15311 * cselib.c (rtx_equal_for_cselib_p): Delete.
15312 (rtx_equal_for_cselib_1): Make public.
15314 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
15316 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
15317 (register_mixssei387nonimm_operand): Remove predicate.
15318 * config/i386/i386.md (*fop_<mode>_comm): Merge from
15319 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
15320 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
15321 for TARGET_MIX_SSE_I387 alternatives.
15322 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
15323 Disable unsupported alternatives using "enabled" attribute. Use
15324 nonimm_ssenomem_operand as operand 1 predicate. Also check
15325 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
15327 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15329 * tree.c (cst_and_fits_in_hwi): Simplify.
15331 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15333 * tree.h (wi::to_wide): New function.
15334 * expr.c (expand_expr_real_1): Use wi::to_wide.
15335 * fold-const.c (int_const_binop_1): Likewise.
15336 (extract_muldiv_1): Likewise.
15338 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15340 * wide-int.h: Update offset_int and widest_int documentation.
15341 (WI_SIGNED_SHIFT_RESULT): New macro.
15342 (wi::binary_shift): Define signed_shift_result_type for
15343 shifts on offset_int- and widest_int-like types.
15344 (generic_wide_int): Support <<= and >>= if << and >> are supported.
15345 * tree.h (int_bit_position): Use shift operators instead of wi::
15347 * alias.c (adjust_offset_for_component_ref): Likewise.
15348 * expr.c (get_inner_reference): Likewise.
15349 * fold-const.c (fold_comparison): Likewise.
15350 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
15351 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
15352 * tree-dfa.c (get_ref_base_and_extent): Likewise.
15353 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
15354 (stmt_kills_ref_p): Likewise.
15355 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
15356 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
15357 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15358 (ao_ref_init_from_vn_reference): Likewise.
15360 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15362 * wide-int.h: Update offset_int and widest_int documentation.
15363 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
15364 (wi::binary_traits): Allow ordered comparisons between offset_int and
15365 offset_int, between widest_int and widest_int, and between either
15366 of these types and basic C types.
15367 (operator <, <=, >, >=): Define for the same combinations.
15368 * tree.h (tree_int_cst_lt): Use comparison operators instead
15369 of wi:: comparisons.
15370 (tree_int_cst_le): Likewise.
15371 * gimple-fold.c (fold_array_ctor_reference): Likewise.
15372 (fold_nonarray_ctor_reference): Likewise.
15373 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
15374 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
15375 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
15376 * tree-sra.c (completely_scalarize): Likewise.
15377 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
15378 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
15379 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
15380 (check_for_binary_op_overflow): Likewise.
15381 (search_for_addr_array): Likewise.
15382 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
15384 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15386 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
15387 (arc_save_restore): Likewise.
15388 (arc_dwarf_register_span): Likewise.
15389 (arc_output_pic_addr_const): Initialize suffix variable.
15391 2016-05-02 Martin Liska <mliska@suse.cz>
15393 * symbol-summary.h (function_summary::function_summary):
15394 Remove checking assert for all cgraph nodes.
15395 (function_summary::get): Check summary_uid.
15396 (symtab_insertion): Check summary_uid.
15398 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15400 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
15401 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
15402 bmaskn instruction.
15403 (arc_dwarf_register_span): Remove enum keyword.
15404 (compact_memory_operand_p): New function.
15405 * config/arc/arc.h (reg_class): Add code density register classes.
15406 (REG_CLASS_NAMES): Likewise.
15407 (REG_CLASS_CONTENTS): Likewise.
15408 * config/arc/arc.md (*movqi_insn): Add code density instructions.
15409 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
15410 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
15411 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
15412 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
15414 (h, Rcd, Rsd, Rzd): New register constraints.
15415 (T): Use compact_memory_operand_p function.
15416 * config/arc/predicates.md (compact_load_memory_operand): Remove.
15418 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15420 * config/sh/sh.md (*negnegt, *movtt): Remove.
15422 2016-05-02 Marek Polacek <polacek@redhat.com>
15423 Tom de Vries <tom@codesourcery.com>
15425 PR tree-optimization/70700
15426 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
15427 bigger than FIRST_REF_NODE.
15429 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15432 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
15434 (prepare_cbranch_operands): Don't use scratch register. Assume that
15435 function is used when pseudos can be created.
15436 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
15437 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
15438 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
15439 define_expand. Allow it only when pseudos can be created.
15440 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
15442 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
15444 * config/i386/constraints.md (BC): Only allow -1 operands.
15445 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
15446 Add "enabled" attribute. Update XI mode attribute calculation.
15447 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
15448 (*movoi_internal_avx): Update XI mode attribute calculation.
15449 (*movti_internal): Ditto.
15451 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15453 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
15454 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
15456 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
15458 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
15459 statement on instruction code. Remove trailing spaces.
15460 (altivec_expand_stv_builtin): Likewise.
15462 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15464 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
15465 (TARGET_FPU_DOUBLE): Simplify.
15466 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
15467 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
15468 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
15469 with 'TARGET_FPU_DOUBLE'.
15470 * config/sh/sh.md: Likewise.
15472 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
15474 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
15475 SH_DIV_STR_FOR_SIZE): Remove.
15476 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
15477 SH_DIV_STR_FOR_SIZE): Remove.
15479 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15481 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
15482 logical_reg_operand): Delete.
15483 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
15484 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
15485 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
15486 match_operand and match_test.
15487 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
15488 variables on their first use. Return bool values.
15489 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
15490 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
15491 arith_reg_operand for input operand. Remove empty constraints.
15493 (*xorsi3_compact): Rename to xorsi3.
15494 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
15495 (*zero_extend<mode>si2_disp_mem): Update comment.
15498 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15500 * config/sh/t-sh: Remove SH5 support.
15501 * config.gcc: Likewise.
15502 * configure: Likewise.
15504 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15506 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
15508 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15510 * config/sh/sh.c (register_sh_passes, sh_option_override,
15511 sh_print_operand, prepare_move_operands,
15512 sh_can_follow_jump): Remove TARGET_SH1 checks.
15513 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
15514 PROMOTE_MODE): Likewise.
15515 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
15518 2016-04-30 Alan Modra <amodra@gmail.com>
15520 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
15521 restoring when fixed_reg_p, but allow out-of-line or stmw save.
15522 Check for user regs later to avoid unnecessary looping over regs.
15523 Merge user reg check with non-saved reg check. Don't force
15524 inline VR restore when static chain used.
15525 (rs6000_frame_related): Omit eh_frame info for user regs when
15527 (fixed_regs_p): Delete.
15529 2016-04-30 Alan Modra <amodra@gmail.com>
15531 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
15532 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
15535 2016-04-30 Alan Modra <amodra@gmail.com>
15538 * config/rs6000/rs6000.c (fixed_reg_p): New function.
15539 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
15542 2016-04-30 Alan Modra <amodra@gmail.com>
15544 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15545 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
15546 flag_pic test for Darwin.
15548 2016-04-30 Alan Modra <amodra@gmail.com>
15550 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
15551 throw_calls_crossed.
15552 (REG_FREQ_CALLS_CROSSED): Delete.
15553 (REG_N_THROWING_CALLS_CROSSED): Delete.
15554 * regstat.c (regstat_bb_compute_ri): Don't calculate
15555 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
15556 (dump_reg_info): Don't print call cross frequency.
15557 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
15558 and REG_N_THROWING_CALLS_CROSSED.
15560 2016-04-30 Alan Modra <amodra@gmail.com>
15562 * regs.h (struct reg_info_t): Delete live_length.
15563 (REG_LIVE_LENGTH): Delete macro.
15564 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
15565 local_live, local_processed and local_live_last_luid params.
15566 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
15568 (regstat_compute_ri): Adjust for above. Don't set
15570 (dump_reg_info): Don't print live length.
15571 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
15572 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
15573 Localize loop_depth var.
15575 2016-04-30 Alan Modra <amodra@gmail.com>
15577 * ira.c (enum valid_equiv): New.
15578 (validate_equiv_mem): Return enum.
15579 (update_equiv_mem): Create replacement in more cases.
15580 (add_store_equivs): Update validate_equiv_mem call.
15582 2016-04-30 Alan Modra <amodra@gmail.com>
15584 * ira.c (combine_and_move_insns): Rather than scanning insns,
15585 use DF infrastucture to find use and def insns.
15587 2016-04-30 Alan Modra <amodra@gmail.com>
15589 ira.c (combine_and_move_insns): Move invariant conditions..
15590 (ira.c): ..to here. Call combine_and_move_insns before
15591 add_store_equivs. Call grow_reg_equivs later. Allocate
15592 req_equiv later using max_reg_num() rather than global max_regno.
15593 (contains_replace_regs): Delete.
15594 (add_store_equivs): Remove contains_replace_regs test.
15596 2016-04-30 Alan Modra <amodra@gmail.com>
15598 * ira.c (struct equiv_mem_data): New.
15599 (equiv_mem, equiv_mem_modified): Delete static vars.
15600 (validate_equiv_mem_from_store): Use "data" param to communicate..
15601 (validate_equiv_mem): ..from here.
15603 2016-04-30 Alan Modra <amodra@gmail.com>
15605 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
15607 (update_reg_equivs): ..here. Move allocation and freeing of
15608 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
15609 end_alias_analysis to..
15612 2016-04-30 Alan Modra <amodra@gmail.com>
15614 * ira.c (pdx_subregs): Delete.
15615 (struct equivalence): Add pdx_subregs field.
15616 (set_paradoxical_subreg): Remove pdx_subregs param. Update
15617 pdx_subregs access.
15618 (update_equiv_regs): Don't create or free pdx_subregs. Update
15619 pdx_subregs access.
15621 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15623 * config/rs6000/altivec.h: Change definitions of vec_xl and
15625 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
15626 (LD_ELEMREV_V2DI): New.
15627 (LD_ELEMREV_V4SF): New.
15628 (LD_ELEMREV_V4SI): New.
15629 (LD_ELEMREV_V8HI): New.
15630 (LD_ELEMREV_V16QI): New.
15631 (ST_ELEMREV_V2DF): New.
15632 (ST_ELEMREV_V2DI): New.
15633 (ST_ELEMREV_V4SF): New.
15634 (ST_ELEMREV_V4SI): New.
15635 (ST_ELEMREV_V8HI): New.
15636 (ST_ELEMREV_V16QI): New.
15639 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15640 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
15641 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
15642 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
15643 (altivec_expand_builtin): Add handling for
15644 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
15645 (rs6000_invalid_builtin): Add error-checking for
15646 RS6000_BTM_P9_VECTOR.
15647 (altivec_init_builtins): Define builtins used to implement vec_xl
15649 (rs6000_builtin_mask_names): Define power9-vector.
15650 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
15651 (RS6000_BTM_P9_VECTOR): Define.
15652 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
15653 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
15654 (vsx_ld_elemrev_v2df): Likewise.
15655 (vsx_ld_elemrev_v4sf): Likewise.
15656 (vsx_ld_elemrev_v4si): Likewise.
15657 (vsx_ld_elemrev_v8hi): Likewise.
15658 (vsx_ld_elemrev_v16qi): Likewise.
15659 (vsx_st_elemrev_v2df): Likewise.
15660 (vsx_st_elemrev_v2di): Likewise.
15661 (vsx_st_elemrev_v4sf): Likewise.
15662 (vsx_st_elemrev_v4si): Likewise.
15663 (vsx_st_elemrev_v8hi): Likewise.
15664 (vsx_st_elemrev_v16qi): Likewise.
15665 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
15668 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
15670 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
15672 (simplify_control_stmt_condition_1): ... here. Recurse into
15673 BIT_AND_EXPRs and BIT_IOR_EXPRs.
15675 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
15678 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
15679 (zero_extendqi<mode>2_dot): Revert earlier conversion from
15680 define_insn_and_split to define_insn.
15681 (zero_extendqi<mode>2_dot2): Same.
15682 (extendqi<mode>2_dot): Same.
15683 (extendqi<mode>2_dot2): Same.
15685 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15687 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
15688 (probe_stack): New expander.
15689 (probe_stack_<mode>): New insn pattern.
15691 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15693 * config/i386/i386.md
15694 (operations with memory inputs setting flags peephole2):
15695 Remove uneeded REG_P checks. Cleanup pattern generation.
15697 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
15699 * tree-vect-loop.c (vect_transform_loop): Fix
15700 nb_iterations_upper_bound computation for vectorized loop.
15702 2016-04-29 Marek Polacek <polacek@redhat.com>
15703 Jakub Jelinek <jakub@redhat.com>
15706 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
15707 TARGET_EXPR_SLOT as a base.
15709 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
15711 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
15712 with 'rCm2' constraints to limit possible immediate size.
15713 (*load_zeroextendqisi_update): Likewise.
15714 (*load_signextendqisi_update): Likewise.
15715 (*loadhi_update): Likewise.
15716 (*load_zeroextendhisi_update): Likewise.
15717 (*load_signextendhisi_update): Likewise.
15718 (*loadsi_update): Likewise.
15719 (*loadsf_update): Likewise.
15721 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15723 * config/i386/predicates.md (constm1_operand): Fix comparison.
15725 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
15727 * testsuite/gcc.target/arc/ieee_eq.c: New test.
15729 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
15731 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
15732 remaining SH5 related settings.
15733 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
15734 shmedia_prepare_call_address): Delete.
15735 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
15736 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
15737 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
15738 UNSUPPORTED_SH2A): Remove m5 checks.
15739 (sh_divide_strategy_e): Remove SH5 division strategies.
15740 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
15741 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
15743 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15745 * config/s390/s390.c (s390_rtx_costs): Update documentation.
15747 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15749 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
15750 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
15751 Change lder to ldr.
15752 * config/s390/vector.md ("mov<mode>"): Likewise.
15754 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
15756 * config/s390/constraints.md ("U", "W"): Invoke
15757 s390_mem_constraint with "ZR" and "ZT".
15758 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
15759 addresses when using LRA. Accept also short displacements for S
15760 and T constraints. Do not check for long displacement target for
15761 S and T constraints.
15762 (s390_mem_constraint): Remove handling of U and W constraints.
15763 * config/s390/s390.md (various patterns): Remove the short
15764 displacement constraints (Q and R) if a long displacement
15765 constraint is present. Add longdisp as required CPU capability.
15766 * config/s390/vector.md: Likewise.
15767 * config/s390/vx-builtins.md: Likewise.
15769 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15772 * reload1.c (reload): Call finish_spills before
15773 restarting reload loop. Skip select_reload_regs
15774 if update_eliminables_and_spill returns true.
15776 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
15778 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
15779 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
15780 (umulhisi3_imm): Update predicates and constraint letters.
15781 (umulhisi3_reg): Declare instruction as commutative.
15782 * config/arc/constraints.md (J12, J16): New constraints.
15783 * config/arc/predicates.md (short_unsigned_const_operand): New
15785 (arc_short_operand): Likewise.
15786 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
15788 2016-04-29 Richard Biener <rguenther@suse.de>
15790 PR tree-optimization/13962
15791 PR tree-optimization/65686
15792 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
15793 * tree-ssa-alias.c (ptrs_compare_unequal): New function
15794 using PTA to compare pointers.
15795 * match.pd: Add pattern for pointer equality compare simplification
15796 using ptrs_compare_unequal.
15798 2016-04-29 Richard Biener <rguenther@suse.de>
15800 * stor-layout.c (layout_type): Do not build a pointer-to-element
15803 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15805 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
15806 Use SWI mode iterator. Use general_reg_operand predicate.
15807 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
15808 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
15811 2016-04-29 Jakub Jelinek <jakub@redhat.com>
15813 PR middle-end/70843
15814 * fold-const.c (operand_equal_p): Don't verify hash value equality
15816 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
15819 2016-04-28 Jakub Jelinek <jakub@redhat.com>
15822 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
15823 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
15824 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
15825 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
15826 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
15828 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15830 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
15831 to info. Don't initialize separate fields to 0. Clean up
15834 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15836 * config/i386/i386.md (peephole2s for operations with memory inputs):
15837 Use SWI mode iterator.
15838 (peephole2s for operations with memory outputs): Ditto.
15839 Do not check for stack checking probe.
15841 (probe_stack): Remove expander.
15843 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15844 Andrew Burgess <andrew.burgess@embecosm.com>
15846 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
15847 operands as 32-bits.
15849 2016-04-28 Jason Merrill <jason@redhat.com>
15851 * gdbinit.in: Skip line-map.h.
15853 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15854 Andrew Burgess <andrew.burgess@embecosm.com>
15856 * config/arc/arc.c (arc_conditional_register_usage): Take
15857 TARGET_RRQ_CLASS into account.
15858 (arc_print_operand): Support printing 'p' and 's' operands.
15859 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
15861 (TARGET_RRQ_CLASS): Define.
15862 (IS_POWEROF2_OR_0_P): Define.
15863 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
15865 (*tst_movb): New define_insn.
15866 (*tst): Avoid recognition if it could prevent '*tst_movb'
15867 combination; replace c/CnL with c/Chs alternative.
15868 (*tst_bitfield_tst): New define_insn.
15869 (*tst_bitfield_asr): New define_insn.
15870 (*tst_bitfield): New define_insn.
15871 (andsi3_i): Add Rrq variant.
15872 (extzv): New define_expand.
15873 (insv): New define_expand.
15874 (*insv_i): New define_insn.
15875 (*movb): New define_insn.
15876 (*movb_signed): New define_insn.
15877 (*movb_high): New define_insn.
15878 (*movb_high_signed): New define_insn.
15879 (*movb_high_signed + 1): New define_split pattern.
15880 (*mrgb): New define_insn.
15881 (*mrgb + 1): New define_peephole2 pattern.
15882 (*mrgb + 2): New define_peephole2 pattern.
15883 * config/arc/arc.opt (mbitops): New option for nps400, uses
15884 TARGET_NPS_BITOPS_DEFAULT.
15885 * config/arc/constraints.md (q): Make register class conditional.
15886 (Rrq): New register constraint.
15887 (Chs): New constraint.
15888 (Clo): New constraint.
15889 (Chi): New constraint.
15890 (Cbf): New constraint.
15891 (Cbn): New constraint.
15892 (C18): New constraint.
15893 (Cbi): New constraint.
15895 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15897 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
15899 (bitmap_intersection_of_preds): Ditto.
15900 (bitmap_union_of_succs): Ditto.
15901 (bitmap_union_of_preds): Ditto.
15902 * sbitmap.c (do_popcount): Delete.
15903 (BITMAP_DEBUGGING): Delete.
15904 (sbitmap_verify_popcount): Delete.
15905 (sbitmap_alloc): Don't initialize the popcount field.
15906 (sbitmap_alloc_with_popcount): Delete.
15907 (sbitmap_resize): Don't resize the popcount array.
15908 (sbitmap_vector_alloc): Don't initialize the popcount field.
15909 (bitmap_copy): Don't copy the popcount array.
15910 (bitmap_clear): Don't clear the popcount array.
15911 (bitmap_clear): Delete the popcount array handling.
15912 (bitmap_ior_and_compl): Delete the popcount assert.
15913 (bitmap_not): Ditto.
15914 (bitmap_and_compl): Ditto.
15915 (bitmap_and): Delete the popcount array handling.
15916 (bitmap_xor): Ditto.
15917 (bitmap_ior): Ditto.
15918 (bitmap_or_and): Delete the popcount assert.
15919 (bitmap_and_or): Ditto.
15920 (popcount_table): Delete.
15921 (sbitmap_elt_popcount): Delete.
15922 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
15923 (bitmap_set_bit): Delete the popcount assert.
15924 (bitmap_clear_bit): Ditto.
15925 (sbitmap_free): Don't free the popcount array.
15926 (sbitmap_alloc_with_popcount): Delete declaration.
15927 (sbitmap_popcount): Ditto.
15929 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15930 Andrew Burgess <andrew.burgess@embecosm.com>
15932 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
15933 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
15934 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
15935 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
15936 * config/arc/arc.opt (mcmem): New option.
15937 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
15938 supply length for r/m alternative.
15939 (*extendqisi2_ac): Likewise.
15940 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
15942 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
15943 (movhi_insn): Likewise.
15944 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
15945 (*zero_extendqihi2_i): Add r/Ucm alternative.
15946 (*zero_extendqisi2_ac): Likewise.
15947 (*zero_extendhisi2_i): Likewise.
15948 * config/arc/constraints.md (Uex): New memory constraint.
15949 (Ucm): New define_constraint.
15950 * config/arc/predicates.md (long_immediate_loadstore_operand):
15951 Return 0 for MEM with cmem_address address.
15952 (cmem_address_0): New predicates.
15953 (cmem_address_1): Likewise.
15954 (cmem_address_2): Likewise.
15955 (cmem_address): Likewise.
15957 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15959 * config/rs6000/rs6000.c (machine_function): Rename
15960 insn_chain_scanned_p to spe_insn_chain_scanned_p.
15961 (rs6000_stack_info): Adjust.
15963 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15964 Andrew Burgess <andrew.burgess@embecosm.com>
15966 * config/arc/constraints.md (Usd): Convert to define_constraint.
15970 2016-04-28 Jakub Jelinek <jakub@redhat.com>
15973 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
15974 Add new peephole2 where the first insn is *mov<mode>_or instead of
15975 *mov<mode>_internal.
15977 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
15979 * tracer.c (bb_seen): Make static.
15981 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
15983 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
15984 support, setup defaults.
15985 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
15986 * config/arc/arc.c (arc_init): Add NPS400 support.
15987 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
15988 (TARGET_ARC700): NPS400 is also an ARC700.
15989 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
15991 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15994 * config/nds32/nds32.md (casesi): Don't access the operands array
15997 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15999 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
16000 (or $-1,reg peephole2): Ditto.
16001 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
16003 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
16005 * doc/extend.texi (Common Function Attributes) [optimize]:
16006 Discourage use of the optimize attribute.
16008 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
16010 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
16011 special case builtin.
16012 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
16013 ALTIVEC_BUILTIN_VEC_ADDE.
16014 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
16015 support for ALTIVEC_BUILTIN_VEC_ADDE.
16016 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
16017 for __builtin_vec_adde.
16019 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16021 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
16022 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
16024 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16027 * doc/sourcebuild.texi (Effective-Target Keywords, Other
16028 attributes): Document cilkplus_runtime.
16030 2016-04-28 Martin Jambor <mjambor@suse.cz>
16032 * tree-cfg.c (verify_expr): Verify that local declarations belong to
16033 this function. Call verify_expr on MEM_REFs and bases of other
16034 handled_components.
16036 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16038 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
16039 for WORD_REGISTER_OPERATIONS to runtime check.
16041 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16043 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
16045 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16047 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
16048 big-endian compilation.
16049 * config/arc/arc.md (addf3): Likewise.
16050 (subdf3): Likewise.
16051 (muldf3): Likewise.
16053 2016-04-28 Richard Biener <rguenther@suse.de>
16055 PR tree-optimization/70840
16056 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
16057 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
16058 Mark x * pow(x,c) -> pow(x,c+1) commutative.
16059 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
16061 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16063 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
16064 and explain why in a comment.
16066 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16068 * config/arc/arc.md (cpu_facility): Add fpx variant.
16069 (subdf3): Prohibit use reverse sub when assist operations option
16071 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
16072 instructions only when FPX is enabled.
16073 * testsuite/gcc.target/arc/trsub.c: New test.
16075 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16077 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
16078 mult_operator when calculating "type" attribute.
16079 (*fop_<mode>_1_i387): Ditto.
16080 (*fop_xf_1_i387): Ditto.
16081 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
16082 Use std::swap to swap operands. Use RTL expressions to generate
16085 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16086 Joern Rennecke <joern.rennecke@embecosm.com>
16088 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
16090 (emit_pic_move): Remove.
16091 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
16092 * config/arc/arc.c (emit_pic_move): Removed.
16093 (TARGET_HAVE_TLS): Define.
16094 (arc_conditional_register_usage): Test for arc_tp_regno.
16095 (arc_print_operand, arc_print_operand_address): Handle TLS
16097 (arc_needs_pcl_p): New function.
16098 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
16099 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
16100 (arc_raw_symbolic_reference_mentioned_p): Likewise.
16101 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
16102 (arc_legitimize_tls_address): Likewise.
16103 (DTPOFF_ZERO_SYM): Define.
16104 (arc_legitimize_pic_address): Make it static, handle TLS cases.
16105 (arc_output_pic_addr_const): Print TLS unspecs.
16106 (prepare_pic_move): New function, replaces emit_pic_move.
16107 (arc_legitimate_constant_p): Handle TLS unspecs.
16108 (arc_legitimate_address_p): Likewise.
16109 (arc_rewrite_small_data_p): Use assert for TLS constants.
16110 (prepare_move_operands): Use prepare_pic_move.
16111 (arc_legitimize_address): Legitimize tls addresses.
16112 (arc_epilogue_uses): Check for arc_tp_regno.
16113 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
16114 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
16116 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
16118 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
16119 %(arc_tls_extra_start_spec).
16120 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
16121 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
16123 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
16124 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
16125 (UNSPEC_TLS_OFF): Add.
16127 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
16128 (get_thread_pointersi): New patterns.
16129 * config/arc/arc.opt (mtp-regno): New option.
16130 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
16131 (move_dest_operand): Likewise.
16132 * configure: Regenerate.
16133 * configure.ac: Add arc*-*-* case to test for tls.
16134 * doc/invoke.texi (ARC options): Document mtp-regno.
16136 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16138 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
16139 the new ARC HS SIMD instructions.
16140 (arc_preferred_simd_mode): New function.
16141 (arc_autovectorize_vector_sizes): Likewise.
16142 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
16143 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
16144 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
16145 (arc_init_builtins): Add new SIMD builtin types.
16146 (arc_split_move): Handle 64 bit vector moves.
16147 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
16148 (TARGET_PLUS_QMACW): Define.
16149 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
16150 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
16151 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
16152 (VSUBADD4H): New builtins.
16153 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
16154 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
16156 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
16157 Matthias Klose <doko@debian.org>
16159 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
16161 2016-04-28 Richard Biener <rguenther@suse.de>
16163 PR middle-end/70777
16164 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
16167 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
16169 * common/config/sh/sh-common.c: Remove SH5 support.
16170 * config/sh/constraints.md: Likewise.
16171 * config/sh/config/sh/elf.h: Likewise.
16172 * config/sh/linux.h: Likewise.
16173 * config/sh/netbsd-elf.h: Likewise.
16174 * config/sh/predicates.md: Likewise.
16175 * config/sh/sh-c.c: Likewise.
16176 * config/sh/sh-protos.h: Likewise.
16177 * config/sh/sh.c: Likewise.
16178 * config/sh/sh.h: Likewise.
16179 * config/sh/sh.md: Likewise.
16180 * config/sh/sh.opt: Likewise.
16181 * config/sh/sync.md: Likewise.
16182 * config/sh/sh64.h: Delete.
16183 * config/sh/shmedia.h: Likewise.
16184 * config/sh/shmedia.md: Likewise.
16185 * config/sh/sshmedia.h: Likewise.
16186 * config/sh/t-netbsd-sh5-64: Likewise.
16187 * config/sh/t-sh64: Likewise.
16188 * config/sh/ushmedia.h: Likewise.
16190 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16192 * config/i386/i386.md (sign_extend to memory peephole2s): Use
16193 general_reg_operand instead of register_operand predicate.
16195 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16197 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
16199 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
16201 * match.pd (A - B > A, A + B < A): New transformations.
16203 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
16205 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
16206 which defaults to true. Emit an outer pair of parentheses only if
16207 EMIT_PARENS. When continuing a chain of && or || (or & or |),
16208 don't emit parentheses for the right-hand operand.
16210 2016-04-27 Jeff Law <law@redhat.com>
16212 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
16214 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16216 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
16217 (altivec_lvx_<mode>_internal): Document.
16218 (altivec_lvx_<mode>_2op): New define_insn.
16219 (altivec_lvx_<mode>_1op): Likewise.
16220 (altivec_lvx_<mode>_2op_si): Likewise.
16221 (altivec_lvx_<mode>_1op_si): Likewise.
16222 (altivec_stvx_<mode>): Remove.
16223 (altivec_stvx_<mode>_internal): Document.
16224 (altivec_stvx_<mode>_2op): New define_insn.
16225 (altivec_stvx_<mode>_1op): Likewise.
16226 (altivec_stvx_<mode>_2op_si): Likewise.
16227 (altivec_stvx_<mode>_1op_si): Likewise.
16228 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16229 Expand vec_ld and vec_st during parsing.
16230 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
16232 (altivec_expand_stvx_be): Likewise.
16233 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
16234 address-masking behavior in RTL.
16235 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
16236 address-masking behavior in RTL.
16237 (altivec_expand_builtin): Change builtin code arguments for calls
16238 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
16239 (insn_is_swappable_p): Avoid incorrect swap optimization in the
16240 presence of lvx/stvx patterns.
16241 (alignment_with_canonical_addr): New function.
16242 (alignment_mask): Likewise.
16243 (find_alignment_op): Likewise.
16244 (recombine_lvx_pattern): Likewise.
16245 (recombine_stvx_pattern): Likewise.
16246 (recombine_lvx_stvx_patterns): Likewise.
16247 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
16248 stvx patterns from expand.
16249 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
16251 (vector_altivec_store_<mode>): Likewise.
16253 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
16255 * config/aarch64/aarch64.md
16256 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
16257 remove the "fp" attributes.
16258 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
16259 add the "simd" attributes.
16260 (*movdf_aarch64): Likewise.
16261 (*movtf_aarch64): Remove the "fp" attributes.
16262 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
16263 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
16265 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16267 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
16268 rtx to rtx_code_label *.
16269 * rtl.h (maybe_set_first_label_num): Likewise.
16271 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16273 * df-core.c (df_add_problem): Make the problem param be const.
16274 (df_remove_problem): Make local "problem" be const.
16275 * df-problems.c (problem_RD): Make const.
16276 (problem_LR): Likewise.
16277 (problem_LIVE): Likewise.
16278 (problem_MIR): Likewise.
16279 (problem_CHAIN): Likewise.
16280 (problem_WORD_LR): Likewise.
16281 (problem_NOTE): Likewise.
16282 (problem_MD): Likewise.
16283 * df-scan.c (problem_SCAN): Likewise.
16284 * df.h (struct df_problem): Make field "dependent_problem" be
16286 (struct dataflow): Likewise for field "problem".
16287 (df_add_problem): Make param const.
16289 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
16291 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
16292 inter-unit moves to/from vector registers are enabled. Do not disable
16295 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16297 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
16298 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
16300 (enum df_problem_id): ...this new enum.
16301 (struct df_problem): Convert field "id" from "int" to
16302 enum df_problem_id.
16304 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16306 * rtl.def: Update comment for "things in the instruction chain" to
16307 reflect the removal of the leading "i" field for INSN_UID in
16308 r210360. Fix bogus apostrophe.
16310 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
16312 * config/i386/i386.md
16313 (lea arith with mem operand + setcc peephole2): Set operator mode.
16315 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
16318 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
16319 (dimode_scalar_to_vector_candidate_p): This.
16320 (timode_scalar_to_vector_candidate_p): New function.
16321 (scalar_to_vector_candidate_p): Likewise.
16322 (timode_check_non_convertible_regs): Likewise.
16323 (timode_remove_non_convertible_regs): Likewise.
16324 (remove_non_convertible_regs): Likewise.
16325 (remove_non_convertible_regs): Renamed to ...
16326 (dimode_remove_non_convertible_regs): This.
16327 (scalar_chain::~scalar_chain): Make it virtual.
16328 (scalar_chain::compute_convert_gain): Make it pure virtual.
16329 (scalar_chain::mark_dual_mode_def): Likewise.
16330 (scalar_chain::convert_insn): Likewise.
16331 (scalar_chain::convert_registers): Likewise.
16332 (scalar_chain::add_to_queue): Make it protected.
16333 (scalar_chain::emit_conversion_insns): Likewise.
16334 (scalar_chain::replace_with_subreg): Likewise.
16335 (scalar_chain::replace_with_subreg_in_insn): Likewise.
16336 (scalar_chain::convert_op): Likewise.
16337 (scalar_chain::convert_reg): Likewise.
16338 (scalar_chain::make_vector_copies): Likewise.
16339 (scalar_chain::convert_registers): New pure virtual function.
16340 (class dimode_scalar_chain): New class.
16341 (class timode_scalar_chain): Likewise.
16342 (scalar_chain::mark_dual_mode_def): Renamed to ...
16343 (dimode_scalar_chain::mark_dual_mode_def): This.
16344 (timode_scalar_chain::mark_dual_mode_def): New function.
16345 (timode_scalar_chain::convert_insn): Likewise.
16346 (dimode_scalar_chain::convert_registers): Likewise.
16347 (scalar_chain::compute_convert_gain): Renamed to ...
16348 (dimode_scalar_chain::compute_convert_gain): This.
16349 (scalar_chain::replace_with_subreg): Renamed to ...
16350 (dimode_scalar_chain::replace_with_subreg): This.
16351 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
16352 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
16353 (scalar_chain::make_vector_copies): Renamed to ...
16354 (dimode_scalar_chain::make_vector_copies): This.
16355 (scalar_chain::convert_reg): Renamed to ...
16356 (dimode_scalar_chain::convert_reg ): This.
16357 (scalar_chain::convert_op): Renamed to ...
16358 (dimode_scalar_chain::convert_op): This.
16359 (scalar_chain::convert_insn): Renamed to ...
16360 (dimode_scalar_chain::convert_insn): This.
16361 (scalar_chain::convert): Call convert_registers.
16362 (convert_scalars_to_vector): Change to scalar_chain pointer to
16363 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
16364 in 32-bit mode. Delete scalar_chain pointer. Call
16365 free_dominance_info in 64-bit mode.
16366 (pass_stv::gate): Remove TARGET_64BIT check.
16367 (ix86_option_override): Put the 64-bit STV pass before the CSE
16370 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
16372 * dwarf2out.h (struct dw_loc_descr_node): Remove the
16373 dw_loc_frame_offset field.
16374 * dwarf2out.c (new_loc_descr): Likewise.
16375 (resolve_args_picking_1): Turn the VISITED hash set into a
16376 FRAME_OFFSET hash map. Use it to associate a frame offset to
16377 visited nodes. Remove uses of the CHECKING_P macro.
16378 (resolve_args_picking): Update call to resolve_args_picking_1.
16380 2016-04-27 Martin Liska <mliska@suse.cz>
16382 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
16383 (free_loop_data): Release vuses of groups.
16385 2016-04-27 Bin Cheng <bin.cheng@arm.com>
16387 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
16388 instead of redundant use_id and boolean have_use_for.
16389 (struct iv_use): Change sub_id into group_id. Remove field next.
16390 Move fields: related_cands, n_map_members, cost_map and selected
16392 (struct iv_group): ... here. New structure.
16393 (struct iv_common_cand): Use structure declaration directly.
16394 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
16395 (MAX_CONSIDERED_USES): Rename macro to ...
16396 (MAX_CONSIDERED_GROUPS): ... here.
16397 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
16398 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
16399 (dump_uses): Rename to ...
16400 (dump_groups): ... here. Update all uses.
16401 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
16402 (find_induction_variables): Refactor format of dump information.
16403 (record_sub_use): Delete.
16404 (record_use): Update all uses.
16405 (record_group): New function.
16406 (record_group_use, find_interesting_uses_op): Call above functions.
16408 (find_interesting_uses_cond): Ditto.
16409 (group_compare_offset): New function.
16410 (split_all_small_groups): Rename to ...
16411 (split_small_address_groups_p): ... here. Update all uses.
16412 (split_address_groups): Update all uses.
16413 (find_interesting_uses): Refactor format of dump information.
16414 (add_candidate_1): Update all uses. Remove redundant check on iv,
16416 (add_candidate, record_common_cand): Remove redundant assert.
16417 (add_iv_candidate_for_biv): Update use.
16418 (add_iv_candidate_derived_from_uses): Update all uses.
16419 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
16420 (alloc_use_cost_map): Ditto.
16421 (set_use_iv_cost, get_use_iv_cost): Rename to ...
16422 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
16423 (determine_use_iv_cost_generic): Ditto.
16424 (determine_group_iv_cost_generic): Ditto.
16425 (determine_use_iv_cost_address): Ditto.
16426 (determine_group_iv_cost_address): Ditto.
16427 (determine_use_iv_cost_condition): Ditto.
16428 (determine_group_iv_cost_cond): Ditto.
16429 (determine_use_iv_cost): Ditto.
16430 (determine_group_iv_cost): Ditto.
16431 (set_autoinc_for_original_candidates): Update all uses.
16432 (find_iv_candidates): Update all uses. Refactor dump information.
16433 (determine_use_iv_costs): Ditto.
16434 (determine_iv_costs): Ditto.
16435 (iv_ca_cand_for_use): Rename to ...
16436 (iv_ca_cand_for_group): ... here. Update all uses.
16437 (iv_ca_add_use, iv_ca_add_group): Ditto.
16438 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
16439 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
16440 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
16441 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
16442 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
16443 (create_new_iv, adjust_iv_update_pos): Ditto.
16444 (rewrite_use_address): Delete.
16445 (rewrite_use_address_1): Rename to ...
16446 (rewrite_use_address): ... here.
16447 (rewrite_use_compare): Update all uses.
16448 (rewrite_use): Delete.
16449 (rewrite_uses): Rename to ...
16450 (rewrite_groups): ... here. Update all uses.
16451 (remove_unused_ivs, free_loop_data): Update all uses.
16452 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
16454 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16456 * rtlanal.c (nonzero_bits1): Convert preprocessor check
16457 for WORD_REGISTER_OPERATIONS to runtime check.
16459 2016-04-27 Richard Biener <rguenther@suse.de>
16462 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
16463 aggregate_value_p to determine if a function result is
16464 returned by reference.
16465 (ipa_pta_execute): Functions having their address taken are
16466 not automatically nonlocal.
16468 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16471 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
16472 * fold-const.c (operand_equal_p): If flag_checking and
16473 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
16474 and if it returns non-zero, assert iterative_hash_expr on both
16477 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16479 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
16481 2016-04-27 Nick Clifton <nickc@redhat.com>
16483 PR middle-end/49889
16484 * varasm.c (merge_weak): Generate an error if an attempt is made
16485 to convert a non-weak static function into a weak, public function.
16487 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16489 * params.def (MAX_PARTITION_SIZE): New param.
16490 * doc/invoke.texi: Document lto-max-partition.
16492 2016-04-27 Richard Biener <rguenther@suse.de>
16495 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
16496 function cummulating used_from_other_partition, externally_visible
16497 and force_output from aliases.
16498 (refered_from_nonlocal_var): Likewise.
16499 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
16500 node flags properly.
16502 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16504 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
16505 (-Wmemset-elt-size): New item.
16507 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
16510 * stor-layout.h (internal_reference_types): Delete.
16511 * stor-layout.c (reference_types_internal): Likewise.
16512 (internal_reference_types): Likewise.
16513 (layout_type) <REFERENCE_TYPE>: Adjust.
16515 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16518 * tree.h (inchash::add_expr): Add FLAGS argument.
16519 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
16520 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
16521 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
16522 Formatting fix. Adjust recursive calls. For tcc_comparison,
16523 if swap_tree_comparison (code) is smaller than code, hash that
16524 and arguments in the other order. Hash CONVERT_EXPR the same
16525 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
16526 of ADDR_EXPR of decl as the decl itself. Add or remove
16527 OEP_ADDRESS_OF from recursive flags as needed. For
16528 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
16529 operands commutatively and only the third one normally.
16530 For internal CALL_EXPR hash in CALL_EXPR_IFN.
16532 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
16534 * config/rtems.h (LIB_SPEC): Add -latomic.
16536 2016-04-27 Joel Sherrill <joel@rtems.org>
16538 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
16539 xilink.ld and flags not relevant to RTEMS.
16541 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
16543 * toplev.c (backend_init_target): Avoid calling init_reload when using
16546 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16548 * reorg.c (try_merge_delay_insns): Declare i and j inside the
16549 for loops rather than one for the whole function.
16551 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16553 * match.pd (X + CST CMP X): New transformation.
16555 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16557 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
16558 * fold-const.c (fold_binary_loc): Remove 2 transformations
16559 superseded by match.pd.
16560 * match.pd (x+x -> x*2): Generalize to integers.
16562 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
16564 * config/i386/i386.md (operation on memory peephole): Duplicate an
16565 existing peephole and adapt it to match lea rather than an operation
16568 PR rtl-optimization/57193
16569 * opts.c (default_options_table): Add OPT_frename_registers at -O2
16571 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
16573 2016-04-26 Bin Cheng <bin.cheng@arm.com>
16575 * tree-if-conv.c (any_pred_load_store): New static variable.
16576 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
16577 any_pred_load_store instead of and_mask_load_store.
16578 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
16579 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
16580 (combine_blocks, tree_if_conversion): Ditto.
16582 2016-04-26 Bin Cheng <bin.cheng@arm.com>
16584 PR tree-optimization/70771
16585 PR tree-optimization/70775
16586 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
16587 virtual PHI nodes. Delete parameter.
16588 (if_convertible_loop_p_1): Delete argument to above function.
16589 (predicate_all_scalar_phis): Delete code handling single-argument
16591 (tree_if_conversion): Mark and update virtual SSA.
16593 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16596 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
16597 (x86_elf_aligned_common): Rename to ...
16598 (x86_elf_aligned_decl_common): ... this.
16599 Add decl arg. Switch to .lbss for largecomm object. Use
16600 LARGECOMM_SECTION_ASM_OP.
16601 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
16603 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
16604 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
16606 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
16607 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
16609 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16612 * config/i386/i386.c (SECTION_LARGE): Define.
16613 (x86_64_elf_select_section): Set it for large data/bss sections.
16614 Only clear SECTION_WRITE for .lrodata.
16615 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
16617 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
16618 * varasm.c (default_elf_asm_named_section): Grow flagchars.
16619 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
16621 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
16622 * doc/tm.texi: Regenerate.
16624 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16627 * configure.ac (--enable-checking): Document extra flag, for
16628 non-release builds default to --enable-checking=yes,extra.
16629 If misc checking and extra checking, define CHECKING_P to 2 instead
16631 * common.opt (fchecking=): Add.
16632 * doc/invoke.texi (-fchecking=): Document.
16633 * doc/install.texi: Document --enable-checking changes.
16634 * configure: Regenerated.
16635 * config.in: Regenerated.
16637 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16639 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
16640 attribute instead of which_alternative.
16641 * config/i386/sse.md (*mov<mode>_internal): Ditto.
16642 Use EXT_REX_SSE_REG_P where appropriate.
16644 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16646 * config/i386/predicates.md (const0_operand): Do not match
16647 const_wide_int code.
16648 (const1_operand): Ditto.
16650 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16652 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
16653 for SSE constm1 operands and TARGET_AVX512VL.
16654 (*movti_internal): Ditto.
16655 (*mov<mode>_or): Use constm1_operand predicate.
16656 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
16657 for SSE vector_all_ones operands and TARGET_AVX512VL.
16658 * config/i386/predicates.md (constm1_operand): New predicate.
16659 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
16660 emission of constant -1 load.
16662 2016-04-25 Jason Merrill <jason@redhat.com>
16664 * gdbinit.in: Skip is-a.h.
16666 * attribs.c (register_scoped_attributes): Fix logic.
16667 * attribs.h: Declare register_scoped_attributes.
16669 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16671 * config/rs6000/rs6000-builtin.def: Correct pasto error for
16672 stxvd2x and stxvw4x built-in functions.
16674 2016-04-25 DJ Delorie <dj@redhat.com>
16676 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
16677 (ashrhi3): Likewise.
16678 (lshrhi3): Likewise.
16680 2016-04-25 Richard Biener <rguenther@suse.de>
16682 PR tree-optimization/70780
16683 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
16684 wasn't visited yet.
16685 (compute_antic): Mark blocks with abnormal preds as visited as
16686 they have a final empty antic-in solution already.
16688 2016-04-25 Michael Collison <michael.collison@linaro.org>
16690 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
16692 2016-04-25 Michael Collison <michael.collison@linaro.org>
16694 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
16695 mode is VQI to improve mixed mode vectorization.
16696 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
16697 define_insn to match low half of signed vaddw.
16698 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
16699 define_insn to match high half of signed vaddw.
16700 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
16701 define_insn to match low half of unsigned vaddw.
16702 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
16703 define_insn to match high half of unsigned vaddw.
16704 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
16705 (arm_simd_check_vect_par_cnst_half_p): Likewise.
16706 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
16708 (arm_simd_check_vect_par_cnst_half_p): Likewise.
16709 * config/arm/predicates.md (vect_par_constant_high): Support
16710 big endian and simplify by calling
16711 arm_simd_check_vect_par_cnst_half
16712 (vect_par_constant_low): Likewise.
16714 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16716 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
16717 predicate for operand 2.
16719 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
16720 H.J. Lu <hongjiu.lu@intel.com>
16722 * config/i386/i386-protos.h (standard_sse_constant_p): Add
16723 machine_mode argument.
16724 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
16725 constm1_rtx operands. For VOIDmode constants, get mode from
16726 pred_mode. Check mode size if the mode is supported by ABI.
16727 (standard_sse_constant_opcode): Do not use standard_constant_p.
16728 Strictly check ABI support for all-ones operands.
16729 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
16730 immediates. Update calls to standard_sse_constant_p.
16731 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
16732 (ix86_rtx_costs): Ditto.
16733 * config/i386/i386.md (*movxi_internal_avx512f): Use
16734 nonimmediate_or_sse_const_operand instead of vector_move_operand.
16735 Use (v,BC) alternative instead of (v,C). Use register_operand
16736 checks instead of MEM_P.
16737 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
16738 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
16739 isa attribute. Use register_operand checks instead of MEM_P.
16740 (*movti_internal): Use nonimmediate_or_sse_const_operand for
16741 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
16742 alternative and corresponding sse2 isa attribute.
16743 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
16744 to standard_sse_constant_p.
16745 (FP constant splitters): Ditto.
16746 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
16748 * config/i386/predicates.md (constm1_operand): Remove.
16749 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
16750 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
16751 vector_all_ones_operand instead of constm1_operand.
16753 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16755 * print-rtl.c (print_rtx_insn_vec): New function.
16756 * print-rtl.h: New prototype.
16757 * store-motion.c (struct st_expr): Make avail_stores a vector.
16758 (st_expr_entry): Adjust.
16759 (free_st_expr_entry): Likewise.
16760 (print_store_motion_mems): Likewise.
16761 (find_moveable_store): Likewise.
16762 (compute_store_table): Likewise.
16763 (delete_store): Likewise.
16764 (build_store_vectors): Likewise.
16766 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16768 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
16770 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16772 * vec.h (vec_safe_contains): New function.
16773 (vec::contains): Likewise.
16774 (vec::begin): Likewise.
16775 (vec::end): Likewise.
16777 2016-04-23 Jakub Jelinek <jakub@redhat.com>
16780 * cfgexpand.c (expand_stack_vars): Fix typo.
16782 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
16784 * system.h (list, map, set, vector): Include conditionally.
16785 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
16786 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
16787 * ipa-icf.c (INCLUDE_LIST): Define.
16788 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
16789 * config/sh/sh.c (INCLUDE_VECTOR): Define.
16790 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
16791 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
16792 * cp/logic.cc (INCLUDE_LIST): Define.
16793 * fortran/trans-common.c (INCLUDE_MAP): Define.
16795 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
16797 * auto-profile.c: Remove <string.h> include.
16798 * ipa-icf-gimple.c: Remove <list> include.
16799 * diagnostic.c: Remove <new> include.
16800 * genmatch.c: Likewise.
16801 * pretty-print.c: Likewise.
16802 * toplev.c: Likewise
16803 * c/c-objc-common.c: Likewise.
16804 * cp/error.c: Likewise.
16805 * fortran/error.c: Likewise.
16807 2016-04-22 Richard Biener <rguenther@suse.de>
16809 * lto-streamer-in.c (input_ssa_names): Do not allocate
16810 GIMPLE_NOP for all SSA names.
16811 * lto-streamer-out.c (output_ssa_names): Do not output
16812 SSA names that should have been released.
16814 2016-04-22 Richard Biener <rguenther@suse.de>
16816 PR tree-optimization/70740
16817 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
16820 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
16823 * config/i386/predicates.md (call_insn_operand): Replace
16824 sibcall_memory_operand with memory_operand.
16826 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
16828 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
16829 has_single_use() tests.
16830 (register_edge_assert_for_1): Likewise.
16831 (find_assert_locations_1): Check the liveness bitmap instead of
16832 checking has_single_use().
16834 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
16837 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
16838 Extract AVX-512BW constraint from AVX.
16840 2016-04-21 Richard Biener <rguenther@suse.de>
16842 PR tree-optimization/70725
16843 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
16844 for phi_convertible_by_degenerating_args.
16845 (predicate_all_scalar_phis): Handle single-argument PHIs.
16847 2016-04-21 Richard Biener <rguenther@suse.de>
16849 PR middle-end/70747
16850 * fold-const.c (fold_comparison): Return properly typed
16853 2016-04-21 Bin Cheng <bin.cheng@arm.com>
16855 PR tree-optimization/70715
16856 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
16857 after expanding BASE using expand_simple_operations.
16859 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
16861 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
16862 New transformations.
16864 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
16866 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
16868 2016-04-20 Jan Hubicka <jh@suse.cz>
16870 * ipa-inline.c (can_inline_edge_p): Pass caller info to
16871 ultiimate_alias_target.
16872 (update_callee_keys): Likewise.
16873 (lookup_recursive_calls): Likewise.
16874 (speculation_useful_p): Likewise.
16876 2016-04-20 Jan Hubicka <jh@suse.cz>
16879 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
16880 (set_nothrow_flag_1): ... this; handle interposition correctly;
16881 recurse on aliases and thunks.
16882 (cgraph_node::set_nothrow_flag): New.
16883 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
16884 functions compiled with non-call exceptions that binds to current
16886 (propagate_nothrow): Be safe WRT interposition.
16887 * cgraph.h (set_nothrow_flag): Update prototype.
16889 2016-04-18 Jan Hubicka <jh@suse.cz>
16891 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
16892 max_loop_iterations_int.
16893 (tree_unswitch_outer_loop): Likewise.
16895 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16897 PR tree-optimization/69489
16898 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
16899 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
16900 Revise dump message.
16901 (if_convertible_bb_p): Remove check on edge count of basic block's
16904 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16906 PR tree-optimization/56625
16907 PR tree-optimization/69489
16908 * tree-data-ref.h (DR_INNERMOST): New macro.
16909 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
16910 hashing struct innermost_loop_behavior.
16911 (ref_DR_map): Remove.
16912 (innermost_DR_map): New map.
16913 (baseref_DR_map): Revise comment.
16914 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
16915 to innermost_DR_map accroding to its innermost loop behavior.
16916 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
16917 to its innermost loop behavior.
16918 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
16919 Add initialization for innermost_DR_map. Record memory reference
16920 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
16921 have innermost loop behavior.
16922 (if_convertible_loop_p): Remove release for ref_DR_map. Release
16925 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
16927 * config/i386/i386.md (*lea<mode>_general_1): Rename from
16928 *lea_general_1. Use explicit SWI12 mode interator.
16929 (*lea<mode>_general_2): Rename from *lea_general_2.
16930 Use explicit SWI12 mode interator.
16931 (*lea<mode>_general_3): Rename from *lea_general_3.
16932 Use explicit SWI12 mode interator.
16933 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
16934 Use explicit SWI12 mode interator.
16935 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
16936 Use explicit SWI48 mode interator.
16938 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
16940 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
16941 Short-cut unaligned load and store cases. Handle all integer
16943 (ix86_expand_vector_move_misalign): Short-cut unaligned load
16944 and store cases. Call ix86_avx256_split_vector_move_misalign
16945 directly without checking mode class.
16947 2016-04-20 Andrew Pinski <apinski@cavium.com>
16948 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16951 * config/aarch64/aarch64.md (sibcall): Force call
16952 address to be DImode for ILP32.
16953 (sibcall_value): Likewise.
16955 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
16957 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
16959 2016-04-20 Richard Biener <rguenther@suse.de>
16961 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
16962 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
16963 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
16964 (maybe_push_res_to_seq): Adjust.
16965 * gimple-fold.c (maybe_build_generic_op): Likewise.
16967 2016-04-20 Marek Polacek <polacek@redhat.com>
16969 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
16972 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
16974 * config/i386/sse.md (vec_unpacks_lo_hi): Always
16975 use kmovw to support AVX512F target.
16977 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16979 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
16981 2016-04-20 Marek Polacek <polacek@redhat.com>
16983 PR tree-optimization/70725
16984 * tree-if-conv.c (is_false_predicate): New function.
16985 (predicate_mem_writes): Use it.
16987 2016-04-20 Richard Biener <rguenther@suse.de>
16989 PR tree-optimization/70726
16990 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
16991 shift amounts from a pattern stmt operand.
16993 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16996 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
16997 stack_restore_from_fpr pattern when restoring r15.
16998 (s390_optimize_prologue): Strip away the memory barrier in the
16999 parallel when trying to get rid of restore insns.
17000 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
17001 definition for loading the stack pointer from an FPR. Compared to
17002 the normal move insn this pattern includes a full memory barrier.
17004 2016-04-19 Jakub Jelinek <jakub@redhat.com>
17006 PR middle-end/70680
17007 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
17008 implicitly linear or lastprivate iterator on the outer context.
17010 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17012 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
17014 * config/i386/i386.md (ssememalign): Removed.
17015 * config/i386/sse.md: Remove ssememalign attribute from patterns.
17017 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17020 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
17021 const short * to __builtin_ia32_loaddquhi512_mask.
17022 (_mm512_maskz_loadu_epi16): Likewise.
17023 (_mm512_mask_storeu_epi16): Pass short * to
17024 __builtin_ia32_storedquhi512_mask.
17025 (_mm512_mask_loadu_epi8): Pass const char * to
17026 __builtin_ia32_loaddquqi512_mask.
17027 (_mm512_maskz_loadu_epi8): Likewise.
17028 (_mm512_mask_storeu_epi8): Pass char * to
17029 __builtin_ia32_storedquqi512_mask.
17030 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
17031 const double * to __builtin_ia32_loadupd512_mask.
17032 (_mm512_mask_loadu_pd): Likewise.
17033 (_mm512_maskz_loadu_pd): Likewise.
17034 (_mm512_storeu_pd): Pass double * to
17035 __builtin_ia32_storeupd512_mask.
17036 (_mm512_mask_storeu_pd): Likewise.
17037 (_mm512_loadu_ps): Pass const float * to
17038 __builtin_ia32_loadups512_mask.
17039 (_mm512_mask_loadu_ps): Likewise.
17040 (_mm512_maskz_loadu_ps): Likewise.
17041 (_mm512_storeu_ps): Pass float * to
17042 __builtin_ia32_storeups512_mask.
17043 (_mm512_mask_storeu_ps): Likewise.
17044 (_mm512_mask_loadu_epi64): Pass const long long * to
17045 __builtin_ia32_loaddqudi512_mask.
17046 (_mm512_maskz_loadu_epi64): Likewise.
17047 (_mm512_mask_storeu_epi64): Pass long long *
17048 to __builtin_ia32_storedqudi512_mask.
17049 (_mm512_loadu_si512): Pass const int * to
17050 __builtin_ia32_loaddqusi512_mask.
17051 (_mm512_mask_loadu_epi32): Likewise.
17052 (_mm512_maskz_loadu_epi32): Likewise.
17053 (_mm512_storeu_si512): Pass int * to
17054 __builtin_ia32_storedqusi512_mask.
17055 (_mm512_mask_storeu_epi32): Likewise.
17056 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
17057 char * to __builtin_ia32_storedquqi256_mask.
17058 (_mm_mask_storeu_epi8): Likewise.
17059 (_mm256_mask_loadu_epi16): Pass const short * to
17060 __builtin_ia32_loaddquhi256_mask.
17061 (_mm256_maskz_loadu_epi16): Likewise.
17062 (_mm_mask_loadu_epi16): Pass const short * to
17063 __builtin_ia32_loaddquhi128_mask.
17064 (_mm_maskz_loadu_epi16): Likewise.
17065 (_mm256_mask_loadu_epi8): Pass const char * to
17066 __builtin_ia32_loaddquqi256_mask.
17067 (_mm256_maskz_loadu_epi8): Likewise.
17068 (_mm_mask_loadu_epi8): Pass const char * to
17069 __builtin_ia32_loaddquqi128_mask.
17070 (_mm_maskz_loadu_epi8): Likewise.
17071 (_mm256_mask_storeu_epi16): Pass short * to.
17072 __builtin_ia32_storedquhi256_mask.
17073 (_mm_mask_storeu_epi16): Pass short * to.
17074 __builtin_ia32_storedquhi128_mask.
17075 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
17076 const double * to __builtin_ia32_loadupd256_mask.
17077 (_mm256_maskz_loadu_pd): Likewise.
17078 (_mm_mask_loadu_pd): Pass onst double * to
17079 __builtin_ia32_loadupd128_mask.
17080 (_mm_maskz_loadu_pd): Likewise.
17081 (_mm256_mask_storeu_pd): Pass double * to
17082 __builtin_ia32_storeupd256_mask.
17083 (_mm_mask_storeu_pd): Pass double * to
17084 __builtin_ia32_storeupd128_mask.
17085 (_mm256_mask_loadu_ps): Pass const float * to
17086 __builtin_ia32_loadups256_mask.
17087 (_mm256_maskz_loadu_ps): Likewise.
17088 (_mm_mask_loadu_ps): Pass const float * to
17089 __builtin_ia32_loadups128_mask.
17090 (_mm_maskz_loadu_ps): Likewise.
17091 (_mm256_mask_storeu_ps): Pass float * to
17092 __builtin_ia32_storeups256_mask.
17093 (_mm_mask_storeu_ps): ass float * to
17094 __builtin_ia32_storeups128_mask.
17095 (_mm256_mask_loadu_epi64): Pass const long long * to
17096 __builtin_ia32_loaddqudi256_mask.
17097 (_mm256_maskz_loadu_epi64): Likewise.
17098 (_mm_mask_loadu_epi64): Pass const long long * to
17099 __builtin_ia32_loaddqudi128_mask.
17100 (_mm_maskz_loadu_epi64): Likewise.
17101 (_mm256_mask_storeu_epi64): Pass long long * to
17102 __builtin_ia32_storedqudi256_mask.
17103 (_mm_mask_storeu_epi64): Pass long long * to
17104 __builtin_ia32_storedqudi128_mask.
17105 (_mm256_mask_loadu_epi32): Pass const int * to
17106 __builtin_ia32_loaddqusi256_mask.
17107 (_mm256_maskz_loadu_epi32): Likewise.
17108 (_mm_mask_loadu_epi32): Pass const int * to
17109 __builtin_ia32_loaddqusi128_mask.
17110 (_mm_maskz_loadu_epi32): Likewise.
17111 (_mm256_mask_storeu_epi32): Pass int * to
17112 __builtin_ia32_storedqusi256_mask.
17113 (_mm_mask_storeu_epi32): Pass int * to
17114 __builtin_ia32_storedqusi128_mask.
17115 * config/i386/i386-builtin-types.def (PCSHORT): New.
17116 (PINT64): Likewise.
17117 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
17118 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
17119 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
17120 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
17121 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
17122 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
17123 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
17124 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
17125 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
17126 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
17127 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
17128 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
17129 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
17130 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
17131 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
17132 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
17133 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
17134 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
17135 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
17136 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
17137 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
17138 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
17139 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
17140 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
17141 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
17142 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
17143 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
17144 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
17145 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
17146 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
17147 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
17148 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
17149 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
17150 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
17151 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
17152 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
17153 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
17154 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
17155 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
17156 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
17157 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
17158 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
17159 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
17160 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
17161 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
17162 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
17163 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
17164 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
17165 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
17167 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
17168 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
17170 (ix86_expand_vector_move_misalign): Likewise.
17171 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
17172 to scalar function prototype for unaligned load/store builtins.
17173 (ix86_expand_special_args_builtin): Updated.
17174 * config/i386/sse.md (UNSPEC_LOADU): Removed.
17175 (UNSPEC_STOREU): Likewise.
17176 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
17177 (VI_ULOADSTORE_F_AVX512VL): Likewise.
17178 (ssescalarsize): Handle V4TI, V2TI and V1TI.
17179 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
17180 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
17181 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
17182 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
17183 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
17184 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
17185 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
17186 (<avx512>_storedqu<mode>_mask): Likewise.
17187 (*sse4_2_pcmpestr_unaligned): Likewise.
17188 (*sse4_2_pcmpistr_unaligned): Likewise.
17189 (*mov<mode>_internal): Renamed to ...
17190 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
17191 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
17192 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
17193 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
17195 2016-04-19 Richard Biener <rguenther@suse.de>
17197 PR tree-optimization/70171
17198 * tree-ssa-phiprop.c: Include stor-layout.h.
17199 (phiprop_insert_phi): Handle the aggregate copy case.
17200 (propagate_with_phi): Likewise.
17202 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
17204 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
17205 instead of simplify_gen_subreg (... , 0).
17206 (ix86_delegitimize_address): Ditto.
17207 (ix86_split_divmod): Ditto.
17208 (ix86_split_copysign_const): Ditto.
17209 (ix86_split_copysign_var): Ditto.
17210 (ix86_expand_args_builtin): Ditto.
17211 (ix86_expand_round_builtin): Ditto.
17212 (ix86_expand_special_args_builtin): Ditto.
17213 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
17214 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
17215 (udivmodqi4): Ditto.
17216 (absneg splitters): Ditto.
17217 (*jcc_bt<mode>_1): Ditto.
17219 2016-04-19 Richard Biener <rguenther@suse.de>
17221 PR tree-optimization/70724
17222 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
17223 restoring out from ...
17224 (free_scc_vn): ... here.
17225 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
17226 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
17228 (pass_fre::execute): Restore SSA info.
17230 2016-04-19 Richard Biener <rguenther@suse.de>
17232 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
17233 * gimple-walk.c (walk_gimple_op): Initialize it.
17234 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
17235 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
17236 remapping SSA names of defs.
17237 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
17240 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
17242 PR middle-end/70689
17243 * lra-constraints.c (equiv_substition_p): New.
17244 (process_alt_operands): Use it.
17245 (swap_operands): Swap it.
17246 (curr_insn_transform): Update it.
17248 2016-04-18 Michael Matz <matz@suse.de>
17250 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
17251 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
17252 * tree-core.h (tree_type_common.align): Use bit-field.
17253 (tree_type_common.spare): New.
17254 (tree_decl_common.off_align): Make smaller.
17255 (tree_decl_common.align): Use bit-field.
17257 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
17258 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
17259 (scan_sharing_clauses): Ditto.
17260 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
17261 (omp_finish_file): Ditto.
17262 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
17263 (layout_decl): Ditto.
17264 (relayout_decl): Ditto.
17265 (finalize_record_size): Use SET_TYPE_ALIGN.
17266 (finalize_type_size): Ditto.
17267 (finish_builtin_struct): Ditto.
17268 (layout_type): Ditto.
17269 (initialize_sizetypes): Ditto.
17270 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
17271 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
17272 (lookup_field_for_decl): Use SET_DECL_ALIGN.
17273 (get_chain_field): Ditto.
17274 (get_trampoline_type): Ditto.
17275 (get_nl_goto_field): Ditto.
17276 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
17278 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
17279 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
17280 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
17281 (build_qualified_type): Use SET_TYPE_ALIGN.
17282 (build_aligned_type, build_range_type_1): Ditto.
17283 (build_atomic_base): Ditto.
17284 (build_common_tree_nodes): Ditto.
17285 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
17286 (expand_one_stack_var_at): Ditto.
17287 * coverage.c (build_var): Use SET_DECL_ALIGN.
17288 * except.c (init_eh): Ditto.
17289 * function.c (assign_parm_setup_block): Ditto.
17290 * symtab.c (increase_alignment_1): Ditto.
17291 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
17292 * tree-vect-stmts.c (ensure_base_align): Ditto.
17293 * varasm.c (align_variable): Ditto.
17294 (assemble_variable): Ditto.
17295 (build_constant_desc): Ditto.
17296 (output_constant_def_contents): Ditto.
17298 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
17299 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
17300 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
17301 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
17302 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
17304 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
17307 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
17308 replace %vmovsd with "%vmovq".
17309 (vec_concatv2df): Likewise.
17311 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
17313 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
17314 (*vec_extractv2si_0): Ditto.
17315 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
17316 (zero_extended_scalar_load_operand splitters): Ditto.
17317 (vec_extract splitters): Ditto.
17318 (*vec_extractv4si_0_zext): Ditto.
17319 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
17320 and lowpart_subreg.
17321 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
17322 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
17323 (*sse4_1_extractps): Use lowpart_subreg.
17324 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
17326 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17328 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
17330 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
17331 Mention Solaris 11 packaging changes.
17332 Update gas and gld requirements.
17333 Remove reference to pre-Solaris 10 bug.
17334 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
17336 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
17339 2016-04-17 Jan Hubicka <jh@suse.cz>
17341 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
17342 max_loop_iterations_int.
17344 2016-04-18 Richard Biener <rguenther@suse.de>
17346 PR tree-optimization/43434
17347 * tree-ssa-structalias.c (struct vls_data): New.
17348 (visit_loadstore): Handle all pointer-based accesses.
17349 (compute_dependence_clique): Compute a bitmap of restrict tags
17350 assigned bases and pass it to visit_loadstore.
17352 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
17355 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
17356 armv8.1-a and armv8.1-a+crc.
17358 2016-04-18 Richard Biener <rguenther@suse.de>
17360 PR tree-optimization/70701
17361 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
17362 references after translating through a memcpy.
17364 2016-04-18 Richard Biener <rguenther@suse.de>
17366 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
17367 (compute_antic): ... here. For partial antic use regular
17368 postorder and scrap iteration.
17369 (compute_partial_antic_aux): Remove unused return value.
17370 (init_pre): Do not allocate postorder.
17371 (fini_pre): Do not free postorder.
17373 2016-04-18 Richard Biener <rguenther@suse.de>
17375 PR middle-end/37870
17376 * expmed.c (extract_bit_field_1): Remove broken case
17377 using a wider MODE_INT mode.
17379 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
17381 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
17382 unless compiling with at least GCC-4.8.
17384 2016-04-17 Jan Hubicka <jh@suse.cz>
17387 * graphite.c (graphite_finalize): Update call to
17388 tree_estimate_probability.
17389 * predict.h (tree_estimate_probability): Update prototype.
17391 2016-04-17 Jan Hubicka <jh@suse.cz>
17393 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
17394 (tree_estimate_probability): Likewise.
17395 (pass_profile::execute): Update.
17396 (report_predictor_hitrates): New function.
17397 * profile.c (compute_branch_probabilities): Use it.
17398 * predict.h (report_predictor_hitrates): Declare.
17400 2016-04-17 Jan Hubicka <jh@suse.cz>
17403 * cgraph.h (cgraph_node::set_const_flag,
17404 cgraph_node::set_pure_flag): Update prototype to return bool;
17406 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
17407 of interposable symbol are interposable, too.
17408 (cgraph_set_const_flag_1): Rename to ...
17409 (set_const_flag_1): ... this one; change to self recursive function
17410 instead of call_for_symbol_thunks_and_aliases. Handle correctly
17411 clearnig the flag in all variants and also virtual thunks of const
17412 functions are pure; track if any change was done.
17413 (cgraph_node::set_const_flag): Update.
17414 (struct set_pure_flag_info): New struct.
17415 (cgraph_set_pure_flag_1): Rename to ...
17416 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
17417 rather than pointer encoded flags; track if any changes was done;
17418 handle correctly clearning flag and setting flag of aliases already
17420 (cgraph_node::set_pure_flag): Update.
17421 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
17423 2016-04-17 Tom de Vries <tom@codesourcery.com>
17426 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
17427 backslash in label.
17429 2016-04-17 Tom de Vries <tom@codesourcery.com>
17431 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
17432 '{}<> ' as escape-for-record.
17434 2016-04-17 Tom de Vries <tom@codesourcery.com>
17436 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
17439 2016-04-17 Tom de Vries <tom@codesourcery.com>
17442 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
17443 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
17444 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
17445 * passes.c (finish_optimization_passes): Only call
17446 finish_graph_dump_file if dfi->graph_dump_initialized.
17447 (execute_function_dump, pass_init_dump_file): Use
17448 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
17450 2016-04-17 Tom de Vries <tom@codesourcery.com>
17452 PR tree-optimization/70256
17453 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
17454 (debug_varmap): New function.
17456 2016-04-17 Tom de Vries <tom@codesourcery.com>
17459 * passes.c (pass_manager::register_pass): Propagate pflags.
17461 2016-04-17 Tom de Vries <tom@codesourcery.com>
17464 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
17465 * passes.c (pass_manager::pass_manager): Declare and init p_start in
17466 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
17467 check if it's equal to p_start.
17468 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
17470 2016-04-15 Jan Hubicka <jh@suse.cz>
17473 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
17474 function does not bind to current def.
17475 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
17476 handle conservatively calls to functions that does not need to bind
17478 (check_call): Update call of worse_state.
17479 (ignore_edge_for_nothrow): Update.
17480 (ignore_edge_for_pure_const): Likewise.
17481 (propagate_pure_const): Update calls to worse_state.
17482 (skip_function_for_local_pure_const): Reformat comments.
17484 2016-04-15 Jan Hubicka <jh@suse.cz>
17487 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
17488 (cgraph_node::function_symbol): Likewise.
17489 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17490 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
17491 (symtab_node::ultimate_alias_target): Add REF parameter.
17492 (symtab_node::binds_to_current_def_p): Declare.
17493 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
17494 (cgraph_node::function_symbol): Likewise.
17495 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17496 (cgraph_node::get_availability): Likewise.
17497 (cgraph_edge::binds_to_current_def_p): New inline function.
17498 (varpool_node::get_availability): Add REF parameter.
17499 (varpool_node::ultimate_alias_target): Likewise.
17500 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
17501 (symtab_node::binds_to_current_def_p): Likewise.
17502 * varpool.c (varpool_node::get_availability): Likewise.
17504 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17507 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
17508 Fix mode size check.
17510 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17512 * BASE-VER: Set to 7.0.0.
17514 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
17516 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
17518 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17520 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
17521 architecture revisions.
17523 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
17525 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
17526 * config/i386/i386.c (ix86_using_red_zone): No longer static.
17527 * config/i386/i386.md (stack decrement to push peepholes): Guard
17528 with !x86_using_red_zone ().
17530 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17533 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
17534 to dump_generic_node.
17535 (NIY): Pass also flags to do_niy.
17537 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
17539 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
17540 (simd_clone_vector_of_formal_parm_types)
17541 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
17542 (simd_clone_mangle, simd_clone_create)
17543 (simd_clone_adjust_return_type, create_tmp_simd_array)
17544 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
17545 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
17546 (ipa_simd_modify_function_body, simd_clone_linear_addend)
17547 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
17548 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
17549 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
17550 * omp-simd-clone.c: ... this new file.
17551 (simd_clone_vector_of_formal_parm_types): Make it static.
17552 * Makefile.in (OBJS): Add omp-simd-clone.o.
17554 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17557 * config/i386/sse.md: Use proper memory operand modifiers.
17560 2016-04-15 Richard Biener <rguenther@suse.de>
17561 Alan Modra <amodra@gmail.com>
17563 PR tree-optimization/70130
17564 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
17565 when alignment stays not the same and no not use the realign
17568 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17571 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17572 direct move handlers for KFmode. Change TFmode handlers test from
17573 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
17575 2016-04-14 Jakub Jelinek <jakub@redhat.com>
17578 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
17579 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
17580 (inlined_polymorphic_ctor_dtor_block_p): Use it.
17581 * tree-ssa-live.c (remove_unused_scope_block_p): When
17582 in_ctor_dtor_block, avoid discarding not just BLOCKs with
17583 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
17584 block_ultimate_origin is FUNCTION_DECL.
17585 (remove_unused_locals): If current_function_decl is
17586 polymorphic_ctor_dtor_p, pass initial true to
17587 remove_unused_scope_block_p' is_ctor_dtor_block.
17589 2016-04-14 Martin Sebor <msebor@redhat.com>
17594 * doc/extend.texi (Variable Length): Revert.
17596 2016-04-14 Marek Polacek <polacek@redhat.com>
17597 Jan Hubicka <hubicka@ucw.cz>
17600 * tree.c (verify_type): Disable the canonical type of main variant
17603 2016-04-14 Jason Merrill <jason@redhat.com>
17605 * cfgexpand.c, expr.c: Revert previous change.
17607 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
17609 PR middle-end/70643
17610 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
17611 when building a mem ref for the incoming reduction variable.
17613 2016-04-14 Richard Biener <rguenther@suse.de>
17615 PR tree-optimization/70614
17616 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
17617 loop if the evolution dropped to chrec_dont_know.
17618 (interpret_condition_phi): Likewise.
17620 2016-04-14 Richard Biener <rguenther@suse.de>
17622 PR tree-optimization/70623
17623 * tree-ssa-pre.c (changed_blocks): Make global ...
17624 (compute_antic): ... local here. Move and fix worklist
17625 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
17626 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
17627 worklist handling, dump when ANTIC_IN changed.
17628 (compute_partial_antic_aux): Remove worklist handling.
17629 (init_pre): Do not compute post dominators. Add a comment about
17630 the CFG order chosen.
17631 (fini_pre): Do not free post dominators.
17633 2016-04-13 Martin Sebor <msebor@redhat.com>
17638 * doc/extend.texi (Variable Length): Document C++ specifics.
17640 2016-04-13 Jakub Jelinek <jakub@redhat.com>
17643 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
17644 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
17645 eh edges have been purged.
17648 * tree-sra.c (create_access_replacement,
17649 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
17651 * tree-pretty-print.c (dump_fancy_name): New function.
17652 (dump_decl_name, dump_generic_node): Use it.
17654 2016-04-13 Jason Merrill <jason@redhat.com>
17656 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
17657 * expr.c (expand_expr_real_1): Likewise.
17659 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
17661 * config/i386/i386.md (kunpckhi): Swap operands.
17662 (kunpcksi): Likewise.
17663 (kunpckdi): Likewise.
17664 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
17665 (vec_pack_trunc_<mode>): Likewise.
17667 2016-04-13 Jakub Jelinek <jakub@redhat.com>
17670 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
17672 PR middle-end/70633
17673 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
17674 gimplification turns some element into non-constant.
17677 * rtl.h (convert_memory_address_addr_space_1): New prototype.
17678 * explow.c (convert_memory_address_addr_space_1): No longer static,
17679 add NO_EMIT argument and don't call convert_modes if true, pass
17680 it down recursively, remove break after return.
17681 (convert_memory_address_addr_space): Adjust caller.
17682 * simplify-rtx.c (simplify_unary_operation_1): Call
17683 convert_memory_address_addr_space_1 instead of convert_memory_address,
17684 if it returns NULL, don't simplify.
17686 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
17689 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
17691 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17693 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17694 Bump the upper SIMDLEN limits, so that if the return type or
17695 characteristic type if the return type is void can be passed in
17696 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
17699 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17702 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
17703 Do not use "=" constraint on an input constraint.
17704 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
17705 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
17706 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
17707 generates (neg (abs ...)) instead of (abs ...).
17709 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17711 PR rtl-optimization/70596
17712 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
17713 just invalidate LRA data and reset them. Adjust dump wording.
17715 2016-04-12 Martin Liska <mliska@suse.cz>
17718 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17720 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
17722 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17723 max_loop_iterations_int.
17724 (tree_unswitch_outer_loop): Likewise.
17725 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
17726 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
17728 2016-04-12 Tom de Vries <tom@codesourcery.com>
17730 PR tree-optimization/68756
17731 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
17732 instead of new_name.
17734 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17736 PR tree-optimization/70602
17737 * tree-sra.c (generate_subtree_copies): Don't write anything into
17738 constant pool decls.
17740 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
17741 regardless whether there are depend clauses or not.
17743 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
17746 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
17747 target attribute and pragma from changing the -mfloat128
17748 and -mfloat128-hardware options.
17750 * doc/extend.texi (Additional Floating Types): Document PowerPC
17751 __float128 restrictions.
17753 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17756 * config/aarch64/driver-aarch64.c
17757 (aarch64_get_extension_string_for_isa_flags): New.
17758 (arch_extension): Rename to...
17759 (aarch64_arch_extension): ...This.
17760 (ext_to_feat_string): Rename to...
17761 (aarch64_extensions): ...This.
17762 (aarch64_core_data): Keep track of architecture extension flags.
17763 (cpu_data): Rename to...
17764 (aarch64_cpu_data): ...This.
17765 (aarch64_arch_driver_info): Keep track of architecture extension
17767 (get_arch_name_from_id): Rename to...
17768 (get_arch_from_id): ...This, change return type.
17769 (host_detect_local_cpu): Update and reformat for renames, handle
17770 extensions through common infrastructure.
17772 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17775 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
17776 track of a canonical flag name.
17777 (all_extensions): Likewise.
17778 (arch_to_arch_name): Also track extension flags enabled by the arch.
17779 (all_architectures): Likewise.
17780 (aarch64_parse_extension): Move to here.
17781 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
17783 (aarch64_rewrite_selected_cpu): Update for above change.
17784 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
17785 are handled, such that the single explicit value enabled by an
17786 extension is kept seperate from the implicit values it also enables.
17787 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
17789 (aarch64_parse_extension): New.
17790 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
17791 here to config/aarch64/aarch64-protos.h.
17792 (aarch64_parse_extension): Move from here to
17793 common/config/aarch64/aarch64-common.c.
17794 (aarch64_option_print): Update.
17795 (aarch64_declare_function_name): Likewise.
17796 (aarch64_start_file): Likewise.
17797 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
17798 the canonical flag for extensions.
17799 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
17802 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17804 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
17807 2016-04-09 Tom de Vries <tom@codesourcery.com>
17809 PR tree-optimization/68953
17810 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
17811 first to last subscript.
17813 2016-04-09 Jakub Jelinek <jakub@redhat.com>
17815 PR tree-optimization/70586
17816 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
17819 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
17823 PR tree-optimization/70373
17824 PR middle-end/70533
17825 PR middle-end/70534
17826 PR middle-end/70535
17827 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
17828 clauses for acc parallel reductions as necessary. Error on those
17830 * omp-low.c (scan_sharing_clauses): Don't install variables which
17831 are used in acc parallel reductions.
17832 (lower_rec_input_clauses): Remove dead code.
17833 (lower_oacc_reductions): Add support for reference reductions.
17834 (lower_reduction_clauses): Remove dead code.
17835 (lower_omp_target): Don't remap variables appearing in acc parallel
17837 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
17839 2016-04-08 Jakub Jelinek <jakub@redhat.com>
17841 PR middle-end/70593
17842 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
17843 with multiple SSA_NAME defs, force the outputs other than first
17844 to be live before calling live_track_process_def on each output.
17846 PR rtl-optimization/70574
17847 * fwprop.c (forward_propagate_and_simplify): Don't add
17848 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
17849 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
17850 paradoxical subregs within *loc.
17852 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
17854 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
17855 -ftree-parallelize-loops={0,1}.
17856 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
17857 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
17858 * config/ia64/hpux.h (LIB_SPEC): Likewise.
17859 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
17860 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
17862 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
17865 * asan.c (instrument_derefs): If we get unknown location, extract it
17866 with EXPR_LOCATION.
17867 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
17869 2016-04-08 Tom de Vries <tom@codesourcery.com>
17871 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
17872 implicit firstprivate clause.
17874 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17877 * config/arm/thumb2.md (tst + branch-> lsls + branch
17878 peephole below *orsi_not_shiftsi_si): Require that condition
17879 register is dead after the peephole.
17880 (second peephole after the above): Likewise.
17882 2016-04-08 Alan Modra <amodra@gmail.com>
17885 * builtins.c (fold_builtin_classify): For IBM extended precision,
17886 look at just the high-order double to test for NaN.
17887 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
17888 test just the high double for Inf but both doubles for subnormal
17891 2016-04-07 Jakub Jelinek <jakub@redhat.com>
17893 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
17894 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
17895 node->simdclone->mask_mode != VOIDmode masks.
17896 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
17897 earlier, use it instead of node->simdclone.
17898 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17899 Set clonei->mask_mode.
17901 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
17904 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
17905 Pass it through to cp_parser_already_scoped_statement.
17906 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
17907 it through to cp_parser_statement.
17908 (cp_parser_statement): Pass IF_P through to
17909 cp_parser_iteration_statement.
17910 (cp_parser_pragma): Adjust call to
17911 cp_parser_iteration_statement.
17913 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
17916 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
17917 resolve a future -Wparentheses warning.
17918 * omp-low.c (scan_sharing_clauses): Likewise.
17919 * tree-parloops.c (eliminate_local_variables): Likewise.
17921 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
17923 PR rtl-optimization/70398
17924 * lra-constraints.c (process_address_1): Check zero scale and code
17925 for reloading with zero scale.
17927 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
17929 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
17930 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
17932 2016-04-06 Jakub Jelinek <jakub@redhat.com>
17934 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17935 Add support for AVX512F clones, include them by default for
17936 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
17937 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
17940 PR middle-end/70550
17941 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
17942 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
17943 firstprivate clauses.
17944 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
17945 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
17946 (lower_omp_target): Set TREE_NO_WARNING for
17947 non-addressable possibly uninitialized vars which are copied into
17948 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
17950 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
17952 * config/pa/predicates.md (integer_store_memory_operand): Accept
17953 REG+D operands with a large offset when reload_in_progress is true.
17954 (floating_point_store_memory_operand): Likewise.
17956 2016-04-05 Jakub Jelinek <jakub@redhat.com>
17959 * match.pd (nested int casts): Limit to GIMPLE.
17961 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
17964 * ipa-devirt.c (maybe_record_node): Fix comment; use
17965 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
17967 2016-04-05 Jakub Jelinek <jakub@redhat.com>
17969 PR rtl-optimization/70542
17970 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
17971 if there are any uses other than insn or debug insns.
17973 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
17974 Jakub Jelinek <jakub@redhat.com>
17976 PR tree-optimization/70509
17977 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
17978 Shift HOST_WIDE_INT_1U instead of 1.
17980 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
17982 PR tree-optimization/70509
17983 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
17984 of the vector base type for index.
17986 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
17989 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
17991 2016-04-05 Richard Biener <rguenther@suse.de>
17993 PR tree-optimization/70526
17994 * tree-sra.c (build_ref_for_offset): Use prev_base to
17995 extract the alias pointer type.
17997 2016-04-05 Richard Biener <rguenther@suse.de>
17999 * dse.c (struct store_info): Remove alias_set member.
18000 (struct read_info_type): Likewise.
18001 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
18002 spill_deleted, clear_alias_set_lookup): Remove.
18003 (get_group_info): Remove dead base == NULL_RTX case.
18004 (dse_step0): Remove initialization of removed variables.
18005 (delete_dead_store_insn): Reomve alias set dumping.
18006 (free_read_records): Remove alias_set handling.
18007 (canon_address): Remove alias_set_out parameter.
18008 (record_store): Remove spill_alias_set, it's always zero.
18009 (check_mem_read_rtx): Likewise.
18010 (dse_step2): Rename from ...
18011 (dse_step2_nospill): ... this. Adjust.
18012 (scan_stores): Rename from ...
18013 (scan_stores_nospill): ... this.
18014 (scan_reads): Rename from ...
18015 (scan_reads_nospill): ... this.
18016 (scan_stores_spill, scan_reads_spill): Remove.
18017 (dse_step3_scan): Remove for_spills argument which is always false.
18018 (dse_step3): Likewise.
18019 (dse_step5): Rename from ...
18020 (dse_step5_nospill): ... this. Remove alias_set handling.
18021 (rest_of_handle_dse): Adjust.
18023 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18026 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
18027 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
18028 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
18029 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
18031 2016-04-05 Richard Biener <rguenther@suse.de>
18033 PR middle-end/70499
18034 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
18035 non-register type temporaries into SSA.
18037 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
18040 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
18041 calls when sanitizing.
18042 (possible_polymorphic_call_target_p): Fix formatting.
18044 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18045 Jakub Jelinek <jakub@redhat.com>
18047 PR middle-end/70457
18048 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
18049 to ensure a call statement is compatible with a built-in's
18051 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
18054 2016-04-04 Richard Biener <rguenther@suse.de>
18056 PR rtl-optimization/70484
18057 * rtl.h (canon_output_dependence): Declare.
18058 * alias.c (canon_output_dependence): New function.
18059 * dse.c (record_store): Use canon_output_dependence rather
18060 than canon_true_dependence.
18062 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18065 * cgraph.h (symtab_node::copy_visibility_from): New function.
18066 * symtab.c (symtab_node::copy_visibility_from): New function.
18067 * ipa-visibility.c (optimize_weakref): New function.
18068 (function_and_variable_visibility): Use it.
18070 2016-04-04 Martin Liska <mliska@suse.cz>
18073 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
18074 value that is really in range handled by SBR instruction.
18075 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
18076 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
18077 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
18079 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
18083 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
18084 set, but not for SP_REG operands.
18086 2016-04-02 Martin Sebor <msebor@redhat.com>
18089 * fold-const.c (maybe_nonzero_address): New function.
18090 (fold_comparison): Call it. Fold equality and relational
18091 expressions involving null pointers.
18092 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
18094 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
18096 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
18097 the "Y" constraint (scalar FP 0.0 immediate).
18099 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
18100 Add the "const_double" to the list of operand constraints.
18102 2016-04-01 Jakub Jelinek <jakub@redhat.com>
18104 PR rtl-optimization/70467
18105 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
18106 If low word of the last operand is 0, just emit addition/subtraction
18109 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18112 * config/s390/s390.c (s390_expand_insv): Check for everything
18113 constant instead of just VOIDmode stuff.
18115 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18118 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
18120 2016-04-01 Nathan Sidwell <nathan@acm.org>
18122 * tree.def (TRY_CATCH_EXPR): Correct documentation.
18124 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
18126 PR rtl-optimization/70461
18127 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
18130 2016-03-31 Martin Liska <mliska@suse.cz>
18133 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
18134 a tree value or an immediate integer value to a buffer
18135 that is eventually copied to a BRIG section.
18136 (emit_immediate_operand): Call the function here.
18137 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
18138 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
18139 of class' fields that are removed.
18140 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
18141 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
18142 m_brig_repr_size fields.
18144 2016-03-31 Martin Liska <mliska@suse.cz>
18147 * hsa-gen.c (hsa_function_representation::update_dominance): New
18149 (convert_addr_to_flat_segment): Likewise.
18150 (gen_hsa_memory_set): New alignment argument.
18151 (gen_hsa_ctor_assignment): Likewise.
18152 (gen_hsa_insns_for_single_assignment): Provide alignment
18153 to gen_hsa_ctor_assignment.
18154 (gen_hsa_insns_for_direct_call): Add new argument.
18155 (expand_lhs_of_string_op): New function.
18156 (expand_string_operation_builtin): Likewise.
18157 (expand_memory_copy): New function.
18158 (expand_memory_set): New function.
18159 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
18160 (convert_switch_statements): Change signature.
18161 (generate_hsa): Use a return value of the function.
18162 (pass_gen_hsail::execute): Do not call
18163 convert_switch_statements here.
18164 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
18165 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
18166 (hsa_function_representation::update_dominance): New function.
18168 2016-03-31 Martin Liska <mliska@suse.cz>
18171 * hsa-brig.c (emit_directive_variable): Emit alignment
18172 according to hsa_symbol::m_align.
18173 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
18174 (dump_hsa_symbol): Dump alignment of HSA symbols.
18175 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
18176 (gen_hsa_addr_with_align): New function.
18177 (hsa_bitmemref_alignment): Use newly added function.
18178 (gen_hsa_insns_for_load): Likewise.
18179 (gen_hsa_insns_for_store): Likewise.
18180 (gen_hsa_memory_copy): New argument added.
18181 (gen_hsa_insns_for_single_assignment): Respect
18182 alignment for assignments processed via gen_hsa_memory_copy.
18183 (gen_hsa_insns_for_direct_call): Likewise.
18184 (gen_hsa_insns_for_return): Likewise.
18185 (gen_function_def_parameters): Set default alignment.
18186 * hsa.c (hsa_object_alignment): New function.
18187 (hsa_byte_alignment): Pasted function.
18188 * hsa.h (hsa_symbol::m_align): New field.
18190 2016-03-31 Bin Cheng <bin.cheng@arm.com>
18192 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
18193 scratch field for goto case.
18195 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
18197 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
18199 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
18202 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
18203 (scalar_chain::convert_insn): Call convert_op for reg
18204 moves to handle undefined registers.
18206 2016-03-31 Nathan Sidwell <nathan@acm.org>
18209 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
18210 Assert we don't want to move backwards.
18212 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
18215 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
18217 2016-03-31 Jakub Jelinek <jakub@redhat.com>
18219 PR rtl-optimization/70460
18220 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
18221 with operand from REG_LABEL_OPERAND, instead substitute
18222 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
18223 Don't do anything for REG_NON_LOCAL_GOTO jumps.
18225 2016-03-31 Martin Liska <mliska@suse.cz>
18227 * passes.c (execute_one_pass): Do not call
18228 todo_after for a discarded function.
18230 2016-03-31 Bin Cheng <bin.cheng@arm.com>
18232 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
18233 (no_cost, infinite_cost): Initialize the new field.
18234 (get_computation_cost_at): Record setup cost.
18235 (determine_use_iv_cost_address): Skip cost computation for sub
18236 uses if we can estimate it without losing accuracy.
18238 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18240 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
18242 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18243 max_loop_iterations_int.
18244 (tree_unswitch_outer_loop): Likewise.
18245 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
18246 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
18248 2016-03-30 Richard Biener <rguenther@suse.de>
18250 PR middle-end/70450
18251 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
18253 2016-03-30 Jakub Jelinek <jakub@redhat.com>
18256 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
18257 in gen_blendm expander.
18259 2016-03-30 Nick Clifton <nickc@redhat.com>
18262 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
18263 case where we are already provided with an SImode SUBREG.
18265 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
18268 * config/i386/i386.c (ix86_expand_epilogue): Properly check
18269 conflict between DRAP register and __builtin_eh_return.
18271 2016-03-30 Michael Matz <matz@suse.de>
18272 Richard Biener <rguenther@suse.de>
18275 * ipa-polymorphic-call.c (struct type_change_info): Change
18276 speculative to an unsigned allowing to limit the work we do.
18277 (csftc_abort_walking_p): New inline function..
18278 (check_stmt_for_type_change): Limit the number of may-defs
18279 skipped for speculative devirtualization to
18280 max-speculative-devirt-maydefs.
18281 * params.def (max-speculative-devirt-maydefs): New param.
18282 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
18284 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
18287 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
18290 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
18292 PR tree-optimization/59124
18293 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
18294 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
18296 2016-03-29 Jeff Law <law@redhat.com>
18298 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
18300 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18302 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
18305 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
18307 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
18308 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
18309 gcrt0.o if linking dynamically.
18311 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18314 * ipa-devirt.c (methods_equal_p): New function.
18315 (compare_virtual_tables): Use it.
18316 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
18317 * cgraphclones.c (clone_function_name_1): Use
18318 symbol_table::symbol_suffix_separator.
18319 * coverage.c (build_var): Likewise.
18320 * symtab.c (symbol_table::symbol_suffix_separator): New.
18322 2016-03-29 Jakub Jelinek <jakub@redhat.com>
18324 PR rtl-optimization/70429
18325 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
18326 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
18327 mode != result_mode.
18330 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
18332 PR tree-optimization/70405
18333 * ssa-iterators.h (num_imm_uses): Add missing braces.
18335 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
18337 PR rtl-optimization/68695
18338 * ira-color.c (allocno_copy_cost_saving): New.
18339 (improve_allocation): Use it.
18341 2016-03-29 Richard Henderson <rth@redhat.com>
18343 PR middle-end/70355
18344 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
18346 2016-03-29 Richard Biener <rguenther@suse.de>
18348 PR middle-end/70424
18349 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
18350 use alignment returned by get_pointer_alignment_1 if it is
18351 bigger than BITS_PER_UNIT.
18352 * builtins.c (get_pointer_alignment_1): Do not return true
18353 for alignment extracted from SSA info.
18355 2016-03-28 James Bowman <james.bowman@ftdichip.com>
18357 * config/ft32/ft32.opt (mnodiv): New.
18358 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
18359 * doc/invoke.texi (FT32 Options -mnodiv): New.
18361 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
18364 * config/i386/i386.md (define_split, andn): Fix modes.
18366 2016-03-26 Richard Biener <rguenther@suse.de>
18367 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18370 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
18372 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
18373 as 2nd argument to cl_optimization_restore().
18375 2016-03-25 Richard Henderson <rth@redhat.com>
18378 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
18379 * config/aarch64/aarch64-protos.h: Declare it.
18380 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
18382 2016-03-25 Alan Modra <amodra@gmail.com>
18385 * config/rs6000/constraints.md (j): Simplify.
18386 * config/rs6000/predicates.md (easy_fp_constant): Exclude
18388 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
18389 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
18390 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
18391 in all constraint alternatives.
18392 (movtd_64bit_nodm): Delete "j" constraint alternative.
18394 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18396 * tree-ssa-propagate.c: Enhance docs for
18397 SSA_PROP_NOT_INTERESTING.
18399 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18401 * doc/extend.texi: Fix typo in documentation to pure attribute.
18403 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
18406 * config/pa/pa.md (bswapdi2): Use a scratch register.
18408 2016-03-24 Richard Henderson <rth@redhat.com>
18410 PR middle-end/69845
18411 * fold-const.c (extract_muldiv_1): Correct test for multiplication
18414 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
18416 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
18417 using ix86_expand_binary_operator instead of gen_andsi3.
18419 2016-03-24 Richard Biener <rguenther@suse.de>
18421 PR tree-optimization/70396
18422 * tree-vect-stmts.c (vectorizable_comparison): Use
18423 get_vectype_for_scalar_type.
18425 2016-03-24 Richard Biener <rguenther@suse.de>
18427 PR middle-end/70370
18428 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
18429 with register bases.
18431 2016-03-24 Richard Biener <rguenther@suse.de>
18433 PR tree-optimization/70372
18434 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
18435 build_all_ones_cst to also handle vector types correctly.
18437 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18440 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
18443 2016-03-23 Marek Polacek <polacek@redhat.com>
18446 * doc/invoke.texi: Document -Wignored-attributes.
18448 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18450 PR tree-optimization/69042
18451 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
18452 parameter from 30 to 40.
18454 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18456 PR tree-optimization/69042
18457 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
18458 for use with constant offset stripped in base.
18460 2016-03-23 Richard Biener <rguenther@suse.de>
18462 PR middle-end/70251
18463 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
18464 mode compatibility check.
18465 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18467 2016-03-23 Jeff Law <law@redhat.com>
18469 PR tree-optimization/64058
18470 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
18472 (struct ssa_conflicts): Move up earlier in the file.
18473 (conflicts_, var_map_): New static variables.
18474 (initialize_conflict_count): New function to initialize the
18475 CONFLICT_COUNT field for each conflict pair.
18476 (compare_pairs): Lazily initialize the conflict count and use it
18477 as the first tie-breaker.
18478 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
18479 and wipe conflicts_ and map_ around the call to qsort. Remove
18480 special case for 2 coalesce pairs.
18481 * bitmap.c (bitmap_count_unique_bits): New function.
18482 (bitmap_count_bits_in_word): New function, extracted from
18484 (bitmap_count_bits): Use bitmap_count_bits_in_word.
18485 * bitmap.h (bitmap_count_unique_bits): Declare it.
18487 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
18490 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
18491 transparent alias chain for decl assembler name.
18492 * config/sol2.c (solaris_assemble_visibility): Likewise.
18494 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18496 * config/arm/arm1020e.md (1020call_op): Reduce reservation
18498 (v10_fdivs): Likewise.
18499 (v10_fdivd): Likewise.
18501 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18504 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
18505 to not call fclose twice on file.
18507 2016-03-23 Jakub Jelinek <jakub@redhat.com>
18509 PR tree-optimization/70354
18510 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
18511 oprnd0 is wider than oprnd1 and there is a cast from the wider
18512 type to oprnd1, mask it with the mask of the narrower type.
18515 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
18516 Optimize TARGET_STV splitters, if high or low word of last argument
18519 2016-03-22 Jeff Law <law@redhat.com>
18522 tree-ssa-threadbackward.c
18523 (fsm_find_control_statement_thread_paths): Correctly distinguish
18524 between old style jump threads vs FSM jump threads.
18526 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
18529 * config/i386/i386.c (scalar_chain::convert_op): Support
18530 uninitialized register usage case.
18532 2016-03-22 Richard Biener <rguenther@suse.de>
18534 PR middle-end/70251
18535 * genmatch.c (gen_transform): Adjust last parameter to a three-state
18537 (capture::gen_transform): ... to change behavior when substituting
18538 a condition into cond or not-cond expr context.
18539 (dt_simplify::gen_1): Adjust.
18540 * gimple-match-head.c: Include gimplify.h for unshare_expr.
18541 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
18542 last change and instead change to
18543 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
18544 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18546 2016-03-22 Anthony Green <green@moxielogic.com>
18548 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
18549 issue for moxiebox targets.
18550 (CC1PLUS_SPEC): Ditto.
18552 2016-03-22 Richard Biener <rguenther@suse.de>
18554 PR middle-end/70333
18555 * fold-const.c (extract_muldiv_1): Properly perform multiplication
18558 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18560 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
18562 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18565 * config/i386/i386.c (def_builtin): Handle
18566 OPTION_MASK_ISA_AVX512VL to be and-ed with other
18568 (const struct builtin_description bdesc_special_args[]):
18569 Remove duplicate ISA bits.
18571 2016-03-22 Jakub Jelinek <jakub@redhat.com>
18574 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
18575 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
18576 in a way that works also for AVX512BW.
18579 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
18580 instead of source if operands[1] is xmm16 and above and
18581 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
18582 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
18585 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
18586 on assign if (*from_p) is a comparison, set it to
18587 TREE_NO_WARNING (*from_p).
18589 2016-03-21 Jakub Jelinek <jakub@redhat.com>
18591 PR middle-end/70326
18592 * lra.c (restore_scratches): Ignore deleted insns.
18594 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
18595 Jakub Jelinek <jakub@redhat.com>
18597 PR tree-optimization/70317
18598 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
18601 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
18604 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
18605 of ix86_expand_move.
18607 (movti): Use general_operand for operand 1 predicate.
18609 2016-03-21 Martin Liska <mliska@suse.cz>
18611 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
18613 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
18615 2016-03-21 Martin Liska <mliska@suse.cz>
18618 * ipa-icf.c (sem_function::parse): Skip static
18619 constructors and destructors.
18621 2016-03-21 Jakub Jelinek <jakub@redhat.com>
18624 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
18625 function-like macro, peek following token(s) if it is followed
18626 by CPP_OPEN_PAREN token with optional padding in between, and
18627 if not, don't treat it like a macro.
18629 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
18630 Alexander Monakov <amonakov@ispras.ru>
18632 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
18633 for the stabs debug format.
18635 2016-03-21 Richard Biener <rguenther@suse.de>
18637 PR tree-optimization/70310
18638 * tree-vect-generic.c (expand_vector_condition): Fold the built
18641 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
18644 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
18645 Block third alternative for AVX-512VL target,
18647 2016-03-21 Martin Liska <mliska@suse.cz>
18650 * hsa-brig.c (emit_function_directives): Mark unemitted
18651 global variables for emission.
18652 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
18653 (get_symbol_for_decl): Likewise.
18654 * hsa.h (struct hsa_symbol): New flag.
18656 2016-03-21 Richard Biener <rguenther@suse.de>
18658 PR tree-optimization/70288
18659 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
18660 we do not estimate unsimplified all-constant conditionals or
18661 switches as optimized away.
18663 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
18665 PR rtl-optimization/69102
18666 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
18667 when we have a readonly dependency context.
18669 2016-03-18 Jeff Law <law@redhat.com>
18671 PR rtl-optimization/70263
18672 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
18673 (update_equiv_regs): When trying to move a store to after the insn
18674 that sets the source of the store, make sure the store occurs after
18675 the insn that sets the source of the store. When successful note
18676 the REG_EQUIV note created in the dump file.
18678 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
18679 Bernd Schmidt <bschmidt@redhat.com>
18681 * doc/extend.texi: Document more potential problems with basic asms.
18683 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
18685 PR rtl-optimization/70278
18686 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
18689 2016-03-18 Jason Merrill <jason@redhat.com>
18691 * calls.c (load_register_parameters): Fix zero size sibcall logic.
18693 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
18695 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
18696 values to 128b regs.
18698 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
18700 PR tree-optimization/70252
18701 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
18702 boolean vector has a proper number of elements.
18703 (supportable_narrowing_operation): Likewise.
18705 2016-03-18 Tom de Vries <tom@codesourcery.com>
18708 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
18710 2016-03-18 Jakub Jelinek <jakub@redhat.com>
18712 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
18713 instead of replace_rtx for DEBUG_INSNs.
18715 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18717 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
18718 load type reservations.
18720 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
18723 * config/pa/constraints.md: Revert 2015-02-13 change. Use
18724 define_constraint for "Q" and "T" constraints.
18726 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
18728 Tweak the pipeline model for Exynos M1
18730 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
18733 2016-03-17 David Malcolm <dmalcolm@redhat.com>
18736 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
18737 where one or both locations aren't within a line_map.
18739 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
18742 * opts.c (finish_options): Don't set flag_pie to the default if
18743 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
18746 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
18748 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
18749 true as ALL_REGS argument to replace_rtx.
18751 2016-03-17 Richard Biener <rguenther@suse.de>
18754 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
18757 2016-03-17 Jakub Jelinek <jakub@redhat.com>
18760 * rtl.h (replace_rtx): Add ALL_REGS argument.
18761 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
18762 equality and assert mode is the same, instead of just rtx pointer
18764 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
18765 true as ALL_REGS argument to replace_rtx.
18767 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
18769 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
18770 for boolean vector with vector mode only.
18771 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18773 2016-03-17 Nick Clifton <nickc@redhat.com>
18776 * config/rx/rx.c (rx_print_integer): Print negative constants in
18779 2016-03-17 Jakub Jelinek <jakub@redhat.com>
18782 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
18784 2016-03-16 Richard Henderson <rth@redhat.com>
18785 Richard Biener <rguenth@suse.de>
18787 PR middle-end/70240
18788 PR middle-end/68215
18790 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
18791 first operand as is_gimple_condexpr.
18793 PR middle-end/70240
18794 PR middle-end/68215
18796 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
18797 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
18798 Do not gimplify the result.
18799 (do_unop): Adjust call to tree_vec_extract.
18800 (do_binop): Likewise.
18801 (do_compare): Likewise.
18802 (do_plus_minus): Likewise.
18803 (do_negate): Likewise.
18804 (expand_vector_condition): Likewise.
18805 (do_cond): Likewise.
18807 2016-03-16 Richard Henderson <rth@redhat.com>
18810 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
18811 (aarch64_classify_address): Use it.
18812 (aarch64_legitimize_address): Force all subexpressions of PLUS
18813 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
18815 2016-03-16 Jakub Jelinek <jakub@redhat.com>
18816 Richard Biener <rguenth@suse.de>
18819 * rtlanal.c (replace_rtx): For REG, if from is a REG,
18820 return to even if only REGNO is equal, and assert
18823 2016-03-11 Jeff Law <law@redhat.com>
18825 PR rtl-optimization/70224
18826 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
18828 2016-03-16 Richard Henderson <rth@redhat.com>
18830 PR middle-end/70199
18831 * function.h (struct function): Add has_forced_label_in_static.
18832 * gimplify.c (force_labels_r): Set it.
18833 * lto-streamer-in.c (input_struct_function_base): Read it.
18834 * lto-streamer-out.c (output_struct_function_base): Write it.
18835 * tree-inline.c (has_label_address_in_static_1): Remove.
18836 (copy_forbidden): Remove fndecl parameter; test
18837 has_forced_label_in_static.
18838 (inline_forbidden_p): Update call to copy_forbidden.
18839 (tree_versionable_function_p): Likewise.
18840 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
18841 (chkp_versioning): Likewise.
18842 * tree-inline.h (copy_forbidden): Update decl.
18844 2016-03-16 Marek Polacek <polacek@redhat.com>
18847 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
18848 function being thunked if the result type doesn't have fixed size.
18849 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
18850 doesn't have fixed size.
18852 2016-03-16 Bin Cheng <bin.cheng@arm.com>
18854 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
18855 reporting malformed loop nest.
18857 2016-03-16 Tom de Vries <tom@codesourcery.com>
18860 * ipa-devirt.c (possible_polymorphic_call_targets): Move
18861 nodes.length () == 1 test to before first nodes[0] access.
18863 2016-03-16 Tom de Vries <tom@codesourcery.com>
18865 PR tree-optimization/68715
18866 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
18867 single_pred_p test.
18869 2016-03-16 Tom de Vries <tom@codesourcery.com>
18871 PR tree-optimization/68809
18872 * graphite-scop-detection.c (same_close_phi_node): Test if result types
18875 2016-03-16 Carlos O'Donell <carlos@redhat.com>
18876 Sandra Loosemore <sandra@codesourcery.com>
18878 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
18879 on leaf attribute. Mention ELF interposition problems.
18881 2016-03-16 Alan Modra <amodra@gmail.com>
18883 PR rtl-optimization/69195
18884 PR rtl-optimization/47992
18885 * ira.c (indirect_jump_optimize): Ignore artificial defs.
18888 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
18891 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
18893 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18895 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
18897 2016-03-15 Jakub Jelinek <jakub@redhat.com>
18899 PR rtl-optimization/70222
18900 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
18901 optimization if mode is different from result_mode, queue up masking
18902 of the result in outer_op. Formatting fix.
18904 PR middle-end/70239
18905 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
18908 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18910 PR rtl-optimization/69032
18911 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
18912 looping backwards over basic block insns.
18914 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18917 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
18918 to non-speculative when propagating trap bits.
18920 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18922 PR rtl-optimization/63384
18923 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
18924 DEBUG_INSN_P insns.
18926 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18929 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
18930 factored out from ...
18931 (sched_analyze_insn): ... here.
18932 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
18933 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
18934 get_implicit_reg_pending_clobbers in it.
18935 (setup_id_reg_sets): Use setup_id_implicit_regs.
18936 (deps_init_id): Ditto.
18938 2016-03-15 Tom de Vries <tom@codesourcery.com>
18941 * cgraph.c (cgraph_node::get_body): Save, reset and restore
18943 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
18944 execute_function_dump.
18945 (execute_one_pass): Don't dump function if it will be dumped after ipa
18948 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
18950 * genrecog.c (match_pattern_2): If pred is NULL don't call
18951 safe_predicate_mode on it.
18953 2016-03-14 Jakub Jelinek <jakub@redhat.com>
18955 PR middle-end/70219
18956 * lra-constraints.c (delete_move_and_clobber): Change assertion
18957 to also allow dregno == 0.
18959 2016-03-14 Richard Henderson <rth@redhat.com>
18962 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
18963 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
18964 (reassociate_bb): Use optimize_vec_cond_expr; avoid
18965 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
18968 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
18971 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
18973 (lra_create_live_ranges_1): initialize hard register biggest_mode to
18975 * lra-constraints.c (split_reg): For hard regs, try to find the
18976 biggest single-register mode used in the function.
18978 2016-03-14 Richard Biener <rguenther@suse.de>
18980 PR tree-optimization/56365
18981 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
18982 constants to compare against.
18984 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
18987 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18988 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
18989 (define_split for the GPR case): Use int_reg_operand instead of
18990 gpc_reg_operand for the output.
18992 2016-03-14 Tom de Vries <tom@codesourcery.com>
18994 PR tree-optimization/70045
18995 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
18996 create_empty_if_region_on_edge argument.
18998 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
19000 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
19001 (STACK_CHECK_PROTECT): Likewise.
19002 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19003 (STACK_CHECK_PROTECT): Likewise.
19004 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19005 (STACK_CHECK_PROTECT): Likewise.
19006 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
19007 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
19008 (STACK_CHECK_PROTECT): Likewise.
19010 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
19012 PR rtl-optimization/69307
19013 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
19014 registers in modes that span more than one register.
19016 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
19019 * lra-constraints.c (delete_move_and_clobber): New.
19020 (remove_inheritance_pseudos): Use it.
19022 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
19025 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
19026 the libcall is LCT_THROW.
19027 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
19028 for the checking routine.
19030 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19033 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
19034 optimization if we have direct move.
19035 (roundu32<mode>2_fprs): Likewise.
19037 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
19040 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
19042 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
19043 Arguments swapped. All callers changed. Take reg_renumber into
19044 account, and Calculate and compare register ranges for hard regs.
19046 2016-03-11 Jeff Law <law@redhat.com>
19048 PR tree-optimization/70190
19049 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19050 Handle cases where we can not extract the taken edge, even though we
19051 found a constant value.
19053 PR tree-optimization/64058
19054 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
19055 (num_coalesce_pairs): Move up earlier in file.
19056 (find_coalesce_pair): Initialize the INDEX field for each pair
19058 (compare_pairs): No longer sort on the elements in each pair.
19059 Instead break ties with the index of the coalesce pair.
19061 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19064 * config/aarch64/aarch64-protos.h
19065 (aarch64_save_restore_target_globals): New prototype.
19066 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
19067 Call the above when popping pragma.
19068 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
19070 (aarch64_set_current_function): Rewrite using the above.
19072 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19074 PR tree-optimization/70177
19075 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
19076 (extract_ops_from_tree): ... this. In the 2 argument
19077 overload remove _1 suffix.
19078 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
19079 (extract_ops_from_tree): ... this.
19080 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
19082 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19083 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
19084 extract_ops_from_tree instead of 2 operand one.
19086 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
19088 PR tree-optimization/70013
19089 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
19090 for constant-pool entries.
19092 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19094 PR rtl-optimization/70174
19095 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
19096 followed by gen_lowpart on force_reg instead of just gen_lowpart.
19098 PR tree-optimization/70169
19099 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
19100 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
19103 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
19104 Jakub Jelinek <jakub@redhat.com>
19107 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
19108 of uninitialized values.
19110 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19112 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
19114 ("*trunctddd2"): New pattern definition.
19115 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
19118 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19120 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
19121 definitions for BFP and DFP rounding modes.
19122 ("fixuns_truncdddi2", "fixuns_trunctddi2")
19123 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
19124 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
19125 ("fix_trunctf<mode>2"): Use the new constants instead of magic
19128 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19130 * config/s390/constraints.md: Adjust comment.
19131 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
19132 s390_decompose_addrstyle_without_index.
19133 * config/s390/predicates.md (shift_count_or_setmem_operand):
19134 Rename to setmem_operand.
19135 * config/s390/s390-protos.h
19136 (s390_decompose_shift_count): Rename to
19137 s390_decompose_addrstyle_without_index.
19138 * config/s390/s390.c (s390_decompose_shift_count)
19139 (s390_mem_constraint, print_shift_count_operand)
19140 (print_operand_address, print_operand): Rename
19141 s390_decompose_shift_count to
19142 s390_decompose_addrstyle_without_index and rename
19143 print_shift_count_operand to print_addrstyle_operand troughout the
19145 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
19146 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
19147 Rename shift_count_or_setmem_operand to setmem_operand.
19148 * config/s390/vx-builtins.md ("vec_insert<mode>")
19149 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
19152 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19155 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
19156 Handle overlapping retval and newval.
19158 2016-03-10 Nick Clifton <nickc@redhat.com>
19161 * config/aarch64/aarch64.c
19162 (aarch64_override_options_after_change_1): When forcing
19163 flag_omit_frame_pointer to be true, use a special value that can
19164 be detected if this function is called again, thus preventing
19165 flag_omit_leaf_frame_pointer from being forced to be false.
19167 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19169 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
19170 Set x_flag_omit_leaf_frame_pointer when handling
19171 -momit-leaf-frame-pointer.
19173 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19176 * cgraph.c (cgraph_node::dump): Dump split_part and
19177 indirect_call_target.
19178 * cgraph.h (cgraph_node): Add indirect_call_target flag.
19179 * ipa.c (has_addr_references_p): Cleanup.
19180 (is_indirect_call_target_p): New.
19181 (walk_polymorphic_call_targets): Do not mark virtuals that may be
19182 called indirectly as local.
19183 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
19185 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19188 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
19189 on cxa_pure_virtual.
19191 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19194 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
19196 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19199 * tree.c (need_assembler_name_p): Only record main variant type names.
19201 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
19204 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
19205 Always define to 0 or 1.
19206 (TARGET_FIX_ERR_A53_843419): New macro.
19207 * config/aarch64/aarch64-elf-raw.h
19208 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
19209 * config/aarch64/aarch64-linux.h: Likewise.
19210 * config/aarch64/aarch64.c
19211 (aarch64_override_options_after_change_1): Do not default
19212 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
19214 (aarch64_attributes): Handle fix-cortex-a53-843419.
19215 (aarch64_can_inline_p): Likewise.
19216 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
19218 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
19219 Jakub Jelinek <jakub@redhat.com>
19221 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
19222 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
19223 DECL_COMMONS if flag_unconstrained_commons is set.
19224 * tree-dfa.c (get_ref_base_and_extent): Likewise.
19225 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
19226 (funconstrained-commons): Document.
19228 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
19230 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
19231 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
19233 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
19235 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
19236 has a proper number of elements.
19238 2016-03-10 Alan Modra <amodra@gmail.com>
19240 PR rtl-optimization/69195
19241 PR rtl-optimization/47992
19242 * ira.c (recorded_label_ref): Delete.
19243 (update_equiv_regs): Return void.
19244 (indirect_jump_optimize): New function.
19245 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
19246 before regstat_compute_ri. Don't rebuild_jump_labels here.
19247 Delete update_regstat.
19249 2016-03-10 Richard Biener <rguenther@suse.de>
19251 PR tree-optimization/70128
19252 * tree-ssa-structalias.c (set_uids_in_ptset): Set
19253 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
19255 2016-03-09 Jakub Jelinek <jakub@redhat.com>
19257 PR tree-optimization/70152
19258 * tree-sra.c (replace_removed_params_ssa_names): Copy over
19259 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
19262 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
19263 instead of gen_sse2_loadlpd.
19264 * config/i386/sse.md (*vec_concatv2df): Rename to...
19265 (vec_concatv2df): ... this.
19267 PR tree-optimization/70127
19268 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
19270 2016-03-09 David Malcolm <dmalcolm@redhat.com>
19274 * diagnostic-show-locus.c (compatible_locations_p): New function.
19275 (layout::layout): Sanitize ranges using compatible_locations_p.
19277 2016-03-09 David Malcolm <dmalcolm@redhat.com>
19281 * diagnostic-show-locus.c (layout_range::layout_range): Replace
19282 location_range param with three const expanded_locations * and a
19284 (layout::layout): Replace call to
19285 rich_location::lazily_expand_location with get_expanded_location.
19286 Extract the range and perform location expansion here, passing
19287 the results to the layout_range ctor.
19288 * diagnostic.c (source_range::debug): Delete.
19289 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
19290 of rich_location::get_expanded_location.
19291 * gcc-rich-location.c (get_range_for_expr): Delete.
19292 (gcc_rich_location::add_expr): Reimplement to avoid the
19293 rich_location::add_range overload that took a location_range,
19294 passing a location_t instead.
19296 2016-03-09 Richard Biener <rguenther@suse.de>
19297 Jakub Jelinek <jakub@redhat.com>
19299 PR tree-optimization/70138
19300 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19301 Also skip vect_double_reduction_def.
19303 2016-03-09 Jakub Jelinek <jakub@redhat.com>
19306 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
19307 if the operand is "m".
19309 2016-03-09 Nathan Sidwell <nathan@acm.org>
19311 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
19313 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19315 * config/i386/i386.c (processor_target_table): Fix cost table
19316 intialization order for znver1.
19318 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19320 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
19321 - becuase -> because.
19322 * ipa-reference.c (ignore_module_statics): Likewise.
19323 * cgraph.c (cgraph_node::get_body): Likewise.
19324 * ipa-inline.c (early_inliner): Likewise.
19325 * ipa-devirt.c (types_same_for_odr): Likewise.
19326 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
19327 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
19329 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19331 * tree-ssa-math-opts.c: Fix typo in comment.
19333 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19336 * config/i386/i386.c (scalar_chain::make_vector_copies,
19337 scalar_chain::convert_reg): Call end_sequence in between
19338 get_insns and emit_conversion_insns rather than after both
19341 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
19344 * config/i386/i386.h (machine_function): Add
19345 pc_thunk_call_expanded flag.
19346 (ix86_pc_thunk_call_expanded): New define.
19347 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
19348 (*set_got): Rename insn pattern from set_got.
19349 (*set_got_labelled): Rename inst pattern from set_got_labelled.
19350 * config/i386/i386.c (ix86_compute_frame_layout): Use
19351 ix86_pc_thunk_call_expanded to prevent red-zone.
19353 2016-03-07 Martin Jambor <mjambor@suse.cz>
19355 * hsa.h (hsa_get_ctor_statements): Declare.
19356 (hsa_get_dtor_statements): Likewise.
19357 (hsa_get_kernel_dispatch_type): Likewise.
19358 * hsa.c (hsa_get_ctor_statements): New function.
19359 (hsa_get_dtor_statements): Likewise.
19360 (hsa_get_kernel_dispatch_type): Likewise.
19361 * hsa-brig.c (hsa_cdtor_statements): Removed.
19362 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
19363 hsa_get_dtor_statements.
19364 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
19365 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
19367 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
19369 * config/arm/arm-cores.def (cortex-r8): New.
19370 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
19371 * config/arm/arm-tune.md: Likewise.
19372 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
19374 2016-03-07 Martin Sebor <msebor@redhat.com>
19376 PR rtl-optimization/19705
19377 * doc/invoke.texi (Options That Control Optimization): Clarify
19378 -fno-branch-count-reg.
19380 2016-02-26 Richard Biener <rguenther@suse.de>
19381 Jeff Law <law@redhat.com>
19383 PR tree-optimization/69740
19384 * cfghooks.c (remove_edge): Request loop fixups if we delete
19385 an edge that might turn an irreducible loop into a natural
19387 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
19388 Move after definition of loops_state_clear.
19390 2016-03-07 Bin Cheng <bin.cheng@arm.com>
19392 PR rtl-optimization/69052
19393 * rtlanal.c (commutative_operand_precedence): Set higher precedence
19396 2016-03-07 Tom de Vries <tom@codesourcery.com>
19398 PR tree-optimization/70116
19399 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
19400 is_tm_ending stmts and ubsan/asan internal functions.
19401 (find_duplicate): Use it. Don't test is_tm_ending here.
19403 2016-03-07 Richard Biener <rguenther@suse.de>
19405 PR tree-optimization/70115
19406 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
19407 (propagate_constants_for_unrolling): Use replace_uses_by.
19409 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
19411 PR middle-end/69916
19412 * omp-low.c (struct oacc_loop): Add ifns.
19413 (new_oacc_loop_raw): Initialize it.
19414 (finish_oacc_loop): Clear mask & flags if no ifns.
19415 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
19416 (oacc_loop_xform_loop): Add ifns arg & adjust.
19417 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
19419 2016-03-07 Richard Henderson <rth@redhat.com>
19422 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
19423 (insert_value_copy_on_edge): Likewise.
19425 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19427 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
19429 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19432 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
19434 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19436 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
19438 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19440 Fix sseimul type attribute.
19441 * config/i386/znver1.md
19442 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
19443 znver1_sseimul_avx256_load) : Fix the type attribute.
19444 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
19445 pipe usage and latency.
19447 2016-03-05 Jakub Jelinek <jakub@redhat.com>
19450 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
19451 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
19454 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19457 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
19459 PR rtl-optimization/69941
19460 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
19461 the reg share its mode.
19463 2016-03-04 Jeff Law <law@redhat.com>
19465 PR tree-optimization/69196
19466 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19467 If the both SSA_NAMEs are anonymous, then consider them unassociated
19468 and include the PHI in the statement count.
19470 2016-03-05 Tom de Vries <tom@codesourcery.com>
19472 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
19473 construct in oacc routine. Check for oacc region in oacc routine.
19475 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19478 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
19479 2016-02-22 changes, instead don't recurse if RECUR is already true.
19480 Don't change *dynamic_check if RECUR. Adjust recursive caller
19481 to pass true to the new argument.
19482 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
19485 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
19486 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
19488 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
19490 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19492 PR rtl-optimization/57676
19493 * lra-assigns.c (lra_assign): Guard test for maximum iterations
19494 with flag_checking.
19496 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
19498 * tree-vect-patterns.c (search_type_for_mask): Handle
19499 comparison of booleans.
19501 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19503 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
19507 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
19508 all other ops that have dw_val_class_die_ref operands,
19509 and DW_OP_GNU_entry_value.
19511 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19513 PR rtl-optimization/69904
19514 * config/arm/arm.c (arm_cannot_copy_insn_p):
19515 Return true for load-exclusive instructions.
19517 2016-03-03 Jakub Jelinek <jakub@redhat.com>
19520 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
19521 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
19522 the pattern no matter if it is used just by non-pattern, pattern
19524 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
19525 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19526 oprnd1 def_stmt is in pattern, don't look through it.
19528 2016-03-03 Marek Polacek <polacek@redhat.com>
19530 PR middle-end/70050
19531 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
19533 2016-03-03 Martin Liska <mliska@suse.cz>
19535 PR tree-optimization/70043
19536 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
19537 previous statement if we see a debug statement.
19539 2016-03-03 Richard Biener <rguenther@suse.de>
19541 PR tree-optimization/55936
19542 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
19543 parameter and guard unsafe equivalence use.
19544 (vrp_evaluate_conditional_warnv_with_ops): Always use
19545 safe equivalences but not via the quadratic compare_names
19548 2016-03-03 Michael Collison <michael.collison@linaro.org>
19551 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
19552 for operand 1 to s_register_operand. Change predicate for operand
19553 2 to arm_not_immediate_operand.
19555 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
19557 * doc/tm.texi: Regenerated.
19559 2016-03-02 Richard Henderson <rth@redhat.com>
19562 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
19563 simplification when all args are positive non-fixed registers.
19565 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19567 * target.def (lra_p): Specify that new ports should use LRA.
19569 2016-03-02 Jakub Jelinek <jakub@redhat.com>
19572 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
19573 gimplify_type_sizes the type they refer to.
19574 (omp_notice_variable): Handle reference vars to VLAs.
19575 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
19576 reference to VLA decls in the second pass instead of first pass.
19578 2016-03-02 Tom de Vries <tom@codesourcery.com>
19580 PR tree-optimization/68659
19581 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
19582 new_expr == NULL_TREE.
19583 (get_new_name): Handle ADDR_EXPR.
19585 2016-03-02 Bin Cheng <bin.cheng@arm.com>
19587 PR rtl-optimization/69052
19588 * loop-invariant.c (canonicalize_address): New function.
19589 (inv_can_prop_to_addr_use): Check validity of address expression
19590 which is canonicalized by above function.
19592 2016-03-02 Alan Modra <amodra@gmail.com>
19595 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
19598 2016-03-02 Jakub Jelinek <jakub@redhat.com>
19601 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
19602 (*movhi_internal): Put mask moves from and to memory separately
19603 from moves from/to GPRs.
19605 2016-03-02 Richard Biener <rguenther@suse.de>
19607 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
19608 GENERIC expressions in GIMPLE.
19610 2016-03-02 Richard Biener <rguenther@suse.de>
19612 * config/i386/i386.c (type_natural_mode): Fix typo.
19614 2016-03-02 Nick Clifton <nickc@redhat.com>
19616 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
19618 2016-03-02 Richard Biener <rguenther@suse.de>
19619 Uros Bizjak <ubizjak@gmail.com>
19622 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
19624 2016-03-02 Richard Biener <rguenther@suse.de>
19626 PR middle-end/67278
19627 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
19629 2016-03-02 Marek Polacek <polacek@redhat.com>
19632 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
19633 "is promoted to" warning.
19635 2016-03-01 DJ Delorie <dj@redhat.com>
19637 * config.gcc: Deprecate mep-*.
19639 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
19641 PR middle-end/70025
19642 * lra-constraints.c (regno_val_use_in): New.
19643 (match_reload): Use it instead of regno_use_in.
19645 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
19647 PR rtl-optimization/70007
19648 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
19649 references present in REG_EQUAL notes attached to non-SET patterns.
19651 2016-03-01 Jeff Law <law@redhat.com>
19653 PR tree-optimization/69196
19654 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19655 Appropriately clamp the number of statements to copy when the
19656 thread path does not traverse a loop backedge.
19658 PR tree-optimization/69196
19659 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19660 Do count some PHIs in the thread path against the insn count. Decrease
19661 final statement count by one as the control statement in the last
19662 block will get removed. Remove special cased code for handling PHIs
19665 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
19668 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
19669 asm dialect alternatives to explicit GOTPCREL calls.
19671 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
19674 * ira.c (do_reload): Issue warning for generic stack checking here...
19675 * reload1.c (reload): ...instead of here and streamline it.
19677 2016-03-01 Nick Clifton <nickc@redhat.com>
19679 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
19681 2016-03-01 Richard Biener <rguenther@suse.de>
19683 PR tree-optimization/69983
19684 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
19685 types and fall back to operand_equal_p.
19687 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19690 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19692 * config/s390/constraints.md ("jm8"): New constraint.
19693 * config/s390/predicates.md ("const_int_8bitset_operand"): New
19695 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
19697 ("*setmem_long<setmem_and>"): New pattern.
19698 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
19700 ("*setmem_long_31z<setmem_and>"): New pattern.
19701 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
19702 New substitution rules with the required attributes.
19705 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19708 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19710 * gensupport.c (process_substs_on_one_elem): Split loop to
19711 complete mark_operands_used_in_match_dup on all expressions in the
19713 (adjust_operands_numbers): Inline into process_substs_on_one_elem
19714 and remove function.
19716 2016-03-01 Richard Biener <rguenther@suse.de>
19718 PR middle-end/70022
19719 * fold-const.c (fold_indirect_ref_1): Fix range checking for
19720 vector BIT_FIELD_REF extract.
19722 2016-03-01 Richard Biener <rguenther@suse.de>
19724 PR tree-optimization/69994
19725 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
19727 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
19729 PR tree-optimization/69956
19730 * tree-vect-stmts.c (supportable_widening_operation): Support
19731 multi-step conversion of boolean vectors.
19732 (supportable_narrowing_operation): Likewise.
19734 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19736 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
19739 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19741 * config/s390/subst.md (DSI_VI): New mode iterator.
19742 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
19743 * config/s390/vector.md ("vec_set<mode>"): Move expander before
19744 the insn definition.
19745 ("*vec_set<mode>"): Change predicate and add alternative to
19746 support only either register or const_int operands as element
19748 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
19750 ("vec_extract<mode>"): New expander.
19751 ("*vec_extract<mode>"): New insn definition supporting reg and
19752 const_int element selectors.
19753 ("*vec_extract<mode>_plus"): New insn definition supporting
19754 reg+const_int element selectors.
19755 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
19756 following expander+insn definition.
19757 ("<vec_shifts_name><mode>3"): New expander.
19758 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
19760 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19762 * config/s390/s390.md ("*tabort_1"): Change predicate to
19763 nonmemory_operand. Add a second alternative to cover
19764 register as well as const int operands.
19765 ("*tabort_1_plus"): New pattern definition.
19767 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19769 * config/s390/s390.md ("*ashrdi3_cc_31")
19770 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
19771 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
19772 Merge insn definitions into ...
19773 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
19774 New pattern definition.
19775 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
19776 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
19777 ("*ashr<mode>3_and"): Merge insn definitions into ...
19778 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
19779 New pattern definition.
19780 * config/s390/subst.md ("addr_style_op_cc_subst")
19781 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
19782 substitutions patterns plus attributes.
19783 Add ashiftrt to SUBST iterator.
19785 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19787 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
19788 op2 to nonmemory_operand.
19789 ("*<shift>di3_31", "*<shift>di3_31_and"):
19790 Merge into single pattern definition ...
19791 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
19792 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
19793 pattern definition ...
19794 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
19795 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
19798 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19800 * config/s390/predicates.md (const_int_6bitset_operand): New
19802 * config/s390/s390.md: Include subst.md.
19803 ("rotl<mode>3"): New expander.
19804 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
19806 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
19807 * config/s390/subst.md: New file.
19809 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19811 * config/s390/s390.md ("op_type", "atype", "length" attributes):
19812 Remove RRR type. It doesn't really exist.
19813 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
19815 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
19816 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
19817 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
19818 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
19819 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
19820 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
19821 `enabled' attribute.
19823 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19825 * gensupport.c (process_substs_on_one_elem): Split loop to
19826 complete mark_operands_used_in_match_dup on all expressions in the
19828 (adjust_operands_numbers): Inline into process_substs_on_one_elem
19829 and remove function.
19831 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
19834 * config/sparc/sparc.c (NWORDS_UP): Rename to...
19835 (CEIL_NWORDS): ...this. Use CEIL macro.
19836 (compute_fp_layout): Adjust to above renaming.
19837 (function_arg_union_value): Likewise.
19838 (sparc_arg_partial_bytes): Likewise.
19839 (sparc_function_arg_advance): Likewise.
19841 2016-02-29 Jeff Law <law@redhat.com>
19843 PR tree-optimization/70005
19844 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
19845 where an object with a boolean range is compared against a value
19848 PR tree-optimization/69999
19849 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
19850 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
19853 2016-02-29 Richard Biener <rguenther@suse.de>
19855 PR tree-optimization/69994
19856 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
19857 (get_unary_op): Look through nop conversions.
19858 (ops_equal_values_p): New function, look for equality diregarding
19860 (eliminate_plus_minus_pair): Use ops_equal_values_p
19861 (repropagate_negates): Do not use get_unary_op here.
19863 2016-02-29 Martin Liska <mliska@suse.cz>
19865 * system.h: Poison ENABLE_CHECKING macro.
19867 2016-02-29 Martin Liska <mliska@suse.cz>
19869 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
19870 is presented in dump flags.
19871 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
19872 (hsa_regalloc): Likewise.
19874 2016-02-19 Richard Biener <rguenther@suse.de>
19876 PR tree-optimization/69980
19877 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
19878 permutation of those we need to keep.
19880 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
19883 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
19884 (NWORDS_UP): ...this
19885 (init_cumulative_args): Minor tweaks.
19886 (sparc_promote_function_mode): Likewise.
19887 (scan_record_type): Delete.
19888 (traverse_record_type): New function template.
19889 (classify_data_t): New structure type.
19890 (classify_registers): New inline function.
19891 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
19892 exhausted. Instantiate traverse_record_type on classify_registers and
19893 deal with the case of a structure passed in slot #15 with no FP field
19895 (assign_data_t): New structure type.
19896 (compute_int_layout): New static function.
19897 (compute_fp_layout): Likewise.
19898 (count_registers): New inline function.
19899 (assign_int_registers): New static function.
19900 (assign_fp_registers): Likewise.
19901 (assign_registers): New inline function.
19902 (function_arg_record_value_1): Delete.
19903 (function_arg_record_value_2): Likewise.
19904 (function_arg_record_value_3): Likewise.
19905 (function_arg_record_value): Adjust to above changes. Instantiate
19906 traverse_record_type on count_registers to first count the number of
19907 registers to be used and then on assign_registers to assign them.
19908 (function_arg_union_value): Adjust to above renaming.
19909 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
19910 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
19911 case of a structure passed in slot #15
19912 (sparc_function_arg_advance): Likewise.
19913 (function_arg_padding): Minor tweak.
19915 2016-02-29 Richard Biener <rguenther@suse.de>
19917 PR tree-optimization/69720
19918 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
19919 the adjustment_def path for possibly vectorized defs.
19920 (vect_create_epilog_for_reduction): Handle vectorized initial
19923 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
19925 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
19927 2016-02-27 Jeff Law <law@redhat.com>
19930 2016-02-26 Richard Biener <rguenther@suse.de>
19931 Jeff Law <law@redhat.com>
19933 PR tree-optimization/69740
19934 * cfghooks.c (remove_edge): Request loop fixups if we delete
19935 an edge that might turn an irreducible loop into a natural
19938 2016-02-27 Jakub Jelinek <jakub@redhat.com>
19940 PR rtl-optimization/69896
19941 * tree-vect-generic.c (get_compute_type): Avoid single element
19944 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
19946 Rename the AArch64 tuning option and related functions to enable the
19947 Newton series for the reciprocal square root to reflect its
19948 approximative characteristic.
19950 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
19951 function to "aarch64_emit_approx_rsqrt".
19952 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
19953 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
19954 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
19955 (xgene1_tunings): Likewise.
19956 (use_rsqrt_p): Likewise.
19957 (aarch64_emit_swrsqrt): Use new function name.
19958 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
19959 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
19960 text explaining this option.
19961 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
19963 2016-02-26 Jakub Jelinek <jakub@redhat.com>
19966 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
19967 complain about -mallow-movmisalign without -mvsx if
19968 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
19970 2016-02-26 Joel Sherrill <joel@rtems.org>
19972 * config.gcc: Add x86_64-*-rtems*.
19973 * config/i386/rtems-64.h: New file.
19975 2016-02-26 Joel Sherrill <joel@rtems.org>
19977 * config.gcc: Add aarch64-*-rtems*.
19978 * config/aarch64/rtems.h: New file.
19980 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
19983 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
19984 shift amount using %h. Add comment.
19986 2016-02-26 Richard Biener <rguenther@suse.de>
19987 Jeff Law <law@redhat.com>
19989 PR tree-optimization/69740
19990 * cfghooks.c (remove_edge): Request loop fixups if we delete
19991 an edge that might turn an irreducible loop into a natural
19994 2016-02-26 Martin Jambor <mjambor@suse.cz>
19996 PR middle-end/69920
19997 * tree-sra.c (sra_modify_assign): Do not remove loads of
19998 uninitialized aggregates to SSA_NAMEs.
20000 2016-02-26 Richard Henderson <rth@redhat.com>
20003 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
20004 pseudo in case the target rtx matches the source of the left
20007 2016-02-26 Martin Jambor <mjambor@suse.cz>
20010 * hsa.h (hsa_type_packed_p): Declare.
20011 * hsa.c (hsa_type_packed_p): New function.
20012 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
20014 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
20015 * hsa-brig.c (emit_basic_insn): Likewise.
20017 2016-02-26 Martin Jambor <mjambor@suse.cz>
20020 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
20022 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
20024 2016-02-26 Martin Jambor <mjambor@suse.cz>
20026 * hsa.h (is_a_helper): New overload for hsa_op_immed for
20027 hsa_op_with_type operands.
20028 (hsa_unsigned_type_for_type): Declare.
20029 * hsa.c (hsa_unsigned_type_for_type): New function.
20030 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
20031 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
20032 the finalizer. Do not emit extra move.
20034 2016-02-26 Martin Jambor <mjambor@suse.cz>
20036 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
20037 atomic operations in private segment.
20039 2016-02-26 Martin Jambor <mjambor@suse.cz>
20041 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
20042 statements to wi->info. Also disallow omp simd constructs.
20043 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
20044 for not gridifying. Dump special string for omp_for.
20046 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20049 * config/aarch64/aarch64.c (aarch64_set_current_function):
20050 Save/restore target globals when switching to
20051 target_option_default_node.
20053 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20056 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
20057 Return 0 if !SHIFT_COUNT_TRUNCATED.
20059 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20060 Eric Botcazou <ebotcazou@adacore.com>
20062 PR rtl-optimization/69891
20063 * dse.c (scan_insn): If we can't figure out memset arguments
20064 or they are non-constant, call clear_rhs_from_active_local_stores.
20066 2016-02-26 Martin Liska <mliska@suse.cz>
20068 * doc/extend.texi: Mention clog10, clog10f an clog10l
20069 in Builtins section.
20071 2016-02-26 Martin Liska <mliska@suse.cz>
20073 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
20075 (resolve_args_picking_1): Likewise.
20076 * dwarf2out.h (struct GTY): Likewise.
20078 2016-02-26 Martin Liska <mliska@suse.cz>
20080 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
20081 with flag_checking.
20082 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20084 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
20085 Martin Liska <mliska@suse.cz>
20087 * doc/install.texi: Mention --enable-valgrind-annotations.
20089 2016-02-26 Richard Biener <rguenther@suse.de>
20091 PR tree-optimization/69551
20092 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
20093 looking through aliases adjust DECL_PT_UID to refer to the
20094 ultimate alias target.
20096 2016-02-25 Martin Liska <mliska@suse.cz>
20098 PR middle-end/69919
20099 * alloc-pool.c (after_memory_report): New variable.
20100 * alloc-pool.h (base_pool_allocator ::release): Do not use
20101 the infrastructure if after_memory_report.
20102 * toplev.c (toplev::main): Mark after memory report.
20104 2016-02-25 Richard Biener <rguenther@suse.de>
20106 PR tree-optimization/48795
20107 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
20109 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
20112 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
20113 offloading is enabled and -fopenacc or -fopenmp is specified.
20114 (CRTOFFLOADEND): Likewise.
20115 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
20116 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
20117 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
20118 (offload_objects_file_name): New static var.
20119 (tool_cleanup): Remove offload_objects_file_name file.
20120 (find_offloadbeginend): Replace with ...
20121 (find_crtoffloadtable): ... this.
20122 (run_gcc): Remove offload_argc and offload_argv.
20123 Get offload_objects_file_name from -foffload-objects=... option.
20124 Read names of object files with offload from this file, pass them to
20125 compile_images_for_offload_targets. Don't call find_offloadbeginend and
20126 don't pass offloadbegin and offloadend to the linker. Don't pass
20127 offload non-LTO files to the linker, because now they're not claimed.
20129 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
20132 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20133 on builtin_unreachable.
20135 2016-02-25 Jakub Jelinek <jakub@redhat.com>
20137 PR rtl-optimization/69896
20138 * regcprop.c: Include cfgrtl.h.
20139 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
20140 than remembered mode, either delete it (if noop_move_p), or
20141 treat like copy_p but not noop_p instruction.
20143 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20146 * dwarf2out.c (gen_variable_die): Work around buggy LTO
20147 - allow NULL decl for Fortran DW_TAG_common_block variables.
20149 2016-02-24 Jason Merrill <jason@redhat.com>
20151 * common.opt (flifetime-dse): Add -flifetime-dse=1.
20153 2016-02-24 Richard Biener <rguenther@suse.de>
20154 Jakub Jelinek <jakub@redhat.com>
20156 PR middle-end/69760
20157 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
20158 conditionally executed ops to well-defined overflow behavior.
20160 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20162 PR middle-end/69915
20163 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
20166 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20168 PR rtl-optimization/69886
20169 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
20170 argument. Use it when checking validity of set instructions.
20171 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
20172 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
20174 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
20175 * store-motion.c (find_moveable_store): Update
20176 can_assign_to_reg_without_clobbers_p callsite.
20178 2016-02-24 Richard Biener <rguenther@suse.de>
20180 PR middle-end/68963
20181 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
20183 (record_nonwrapping_iv): Do not fall back to the low/high bound
20184 for non-constant IV bases if the stmt is not always executed.
20186 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20188 * config/arm/arm-cores.def (cortex-a32): New entry.
20189 * config/arm/arm-tables.opt: Regenerate.
20190 * config/arm/arm-tune.md: Regenerate.
20191 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
20192 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
20193 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
20194 for -mcpu and -mtune.
20196 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20199 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
20200 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
20201 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
20202 (atomic_loaddi_1): Delete.
20203 (atomic_loaddi): Rewrite expander using the above changes.
20205 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20208 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
20211 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20212 Richard Biener <rguenth@suse.de>
20214 PR middle-end/69909
20215 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
20216 set_mem_attributes if tem is SSA_NAME which got expanded
20219 2016-02-24 Richard Biener <rguenther@suse.de>
20221 PR tree-optimization/69907
20222 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
20223 end of permutations for BB vectorization.
20225 2016-02-24 Christian Bruel <christian.bruel@st.com>
20227 * config/arm/arm-c.c (arm_option_override): Initialize
20228 target_option_current_node.
20229 * config/arm/arm.c (arm_pragma_target_parse): Replace
20230 build_target_option_node call by target_option_current_node.
20231 Set target_option_current_node.
20234 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
20237 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
20238 define_insn_and_split to define_insn.
20239 (zero_extendqi<mode>2_dot2): Same.
20240 (extendqi<mode>2_dot): Same.
20241 (extendqi<mode>2_dot2): Same.
20243 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
20245 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
20246 and add bypass for AES{D,E} and AESMC pairs.
20247 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
20250 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
20252 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
20253 series for reciprocal square root in Exynos M1.
20255 2016-02-23 Martin Sebor <msebor@redhat.com>
20258 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
20259 __builtin_alloca_with_align.
20261 2016-02-23 Richard Henderson <rth@redhat.com>
20263 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
20264 (ix86_register_pragmas): Remove __seg_tls.
20265 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
20266 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
20267 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
20268 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
20269 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
20270 * doc/extend.texi (__seg_tls): Remove item.
20272 2016-02-23 Richard Biener <rguenther@suse.de>
20274 * alloc-pool.h (struct allocation_object): Make id member
20275 conditional on CHECKING_P again.
20276 (get_instance): Adjust.
20277 (base_pool_allocator): Likewise.
20279 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
20281 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
20282 (parallelize_loops): In OpenACC kernels mode, set n_threads to
20284 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
20286 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
20288 2016-02-23 Richard Biener <rguenther@suse.de>
20290 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
20291 * bitmap.h (struct bitmap_usage): Likewise.
20292 (bitmap_move): Declare.
20293 * bitmap.c (register_overhead): Take size_t argument.
20294 (bitmap_move): New function.
20295 * df-problems.c (df_rd_transfer_function): Use bitmap_move
20296 to properly account overhead.
20297 * tree.c (free_node): Use tree_size.
20299 2016-02-23 Jakub Jelinek <jakub@redhat.com>
20302 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
20303 when inverting comparison.
20306 * common.opt (Wunreachable-code): Add Warning flag.
20308 2016-02-23 Mark Wielaard <mjw@redhat.com>
20309 Jakub Jelinek <jakub@redhat.com>
20312 * cgraphunit.c (check_global_declaration): Check main_input_filename
20313 and DECL_SOURCE_FILE are not NULL.
20315 2016-02-23 Martin Jambor <mjambor@suse.cz>
20317 PR tree-optimization/69666
20318 * tree-sra.c (sra_modify_assign): Do not attempt to create
20319 default_def replacements for unscalarizable regions.
20321 2016-02-20 Mark Wielaard <mjw@redhat.com>
20324 * cgraphunit.c (check_global_declaration): Check level of
20325 warn_unused_const_variable and main_input_filename.
20326 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
20327 (-Wunused-variable): For C implies -Wunused-const-variable=1.
20328 (-Wunused-const-variable): Explain levels 1 and 2.
20330 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20333 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
20334 identical arguments. Formatting and spelling fixes.
20337 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
20342 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
20343 and m68k-devices.def.
20344 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
20345 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
20347 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
20349 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
20350 and HImode registers.
20352 2016-02-22 Richard Biener <rguenther@suse.de>
20354 PR tree-optimization/69882
20355 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
20356 preserve permutations present because of gaps.
20357 (vect_supported_load_permutation_p): Always continue checking
20358 permutations after vect_attempt_slp_rearrange_stmts.
20360 2016-02-22 Bin Cheng <bin.cheng@arm.com>
20362 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
20363 min_profitable_estimate, rather than min_profitable_iters.
20365 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20368 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
20369 SImode for last match_operand.
20371 2016-02-22 Martin Liska <mliska@suse.cz>
20373 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
20374 return bitsize - 1 as the return value.
20376 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
20380 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
20381 Handle negative shift counts.
20382 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
20383 force_reg on the shift constant.
20384 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
20385 (lshrsi3_d): Handle negative shift counts.
20387 2016-02-22 Richard Biener <rguenther@suse.de>
20388 Tom de Vries <tom@codesourcery.com>
20390 * graph.c: Include dumpfile.h.
20391 (print_graph_cfg): Split into three overloads.
20392 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
20394 2016-02-22 Tom de Vries <tom@codesourcery.com>
20396 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
20399 2016-02-22 Richard Biener <rguenther@suse.de>
20402 * ipa-inline-transform.c (inline_call): When not updating
20403 overall summaries adjust self size by the growth estimate.
20404 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
20405 hash-set, do not update overall summaries here. Renamed from ...
20406 (inline_to_all_callers): ... this which is now wrapping the
20407 above and performing delayed overall summary update.
20408 (early_inline_small_functions): Delay updating of the overall
20411 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
20413 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
20416 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20419 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
20420 :%* in %:gt() argument.
20421 (greater_than_spec_func): Adjust for expecting only numbers,
20422 if there are more than two numbers, compare the last two.
20424 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
20426 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
20427 -Wnarrowing with -std.
20429 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20432 * expr.c (store_field): Don't use bit-field path if exp is
20433 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
20434 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
20435 and the assignment can be performed by bitwise copy. Formatting
20438 PR middle-end/69838
20439 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
20440 call copy_reg_eh_region_note_forward on before and/or after sequences
20441 and remove note from insn if it no longer can throw.
20444 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
20445 if TARGET_AVX512BW.
20447 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20449 * config/s390/vector.md: Add missing commutative operand markers
20450 to the patterns which qualify for one.
20451 * config/s390/vx-builtins.md: Likewise.
20453 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20455 * config/s390/vector.md (VI, VI_QHS): Add single element vector
20456 types to mode iterators.
20457 (vec_double): ... and mode attribute.
20458 * config/s390/vx-builtins.md (non_vec_int): Likewise.
20460 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20462 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
20463 Change the predicate of op2 from nonimmediate to general and let
20464 reload fix it if necessary.
20466 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20468 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
20470 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20472 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
20475 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20477 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
20478 * config/s390/s390.c (s390_expand_vec_movstr): New function.
20479 * config/s390/s390.md ("movstr<P:mode>"): Call
20480 s390_expand_vec_movstr.
20482 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20484 * config/s390/s390.md: Add missing output modifier for operand 1
20485 to print it as address properly.
20487 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20489 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
20490 * config/s390/2964.md: New file.
20491 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
20492 of insn grouping attributes depending on the CPU level.
20493 (s390_get_unit_mask): New function.
20494 (s390_sched_score): Remove the OOO from the scheduling macros.
20495 Add loop to calculate a score for the instruction mix.
20496 (s390_sched_reorder): Likewise plus improve debug output.
20497 (s390_sched_variable_issue): Rename macros as above. Calculate
20498 the unit distances after actually scheduling an insn. Improve
20500 (s390_sched_init): Clear last_scheduled_unit_distance array.
20501 * config/s390/s390.md: Include 2964.md.
20503 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20506 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
20507 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
20508 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
20509 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
20510 *avx512f_<code>v8div16qi2_mask_1): New insns.
20512 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
20515 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
20518 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
20519 earlyclobber from target. Use wF constraint for fused memory
20521 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
20523 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20524 Martin Liska <mliska@suse.cz>
20527 * cfgexpand.c (asan_sanitize_stack_p): New function.
20528 (partition_stack_vars): Use the function.
20529 (expand_stack_vars): Likewise.
20530 (defer_stack_allocation): Likewise.
20531 (expand_used_vars): Likewise.
20533 2016-02-18 Richard Biener <rguenther@suse.de>
20535 PR middle-end/69553
20536 * fold-const.c (operand_equal_p): Properly compare offsets for
20537 IMAGPART_EXPR and ARRAY_REF.
20539 2016-02-18 Nick Clifton <nickc@redhat.com>
20543 * config/arm/arm.c (arm_option_override_internal): Disable
20544 interworking if the target does not support thumb instructions.
20545 (arm_reload_in_hi): Handle the case where a register to register
20546 move needs reloading because there is no simple pattern to handle
20548 (arm_reload_out_hi): Likewise.
20550 2016-02-18 Richard Biener <rguenther@suse.de>
20552 PR middle-end/69854
20553 * match.pd: Don't use fold_binary or fold_unary for folding
20556 2016-02-17 Jakub Jelinek <jakub@redhat.com>
20559 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
20560 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
20561 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
20562 warn on gimple_no_warning_p statements.
20564 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
20566 * doc/extend.texi (C++ Attributes): Correct description of
20567 warn_unused type attribute.
20569 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20571 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
20572 correct instruction.
20574 2016-02-17 Richard Biener <rguenther@suse.de>
20576 PR rtl-optimization/69609
20577 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
20578 (find_traces_1_round): When ending a trace update cached priority
20580 (bb_to_key): Use cached priority when available.
20581 (copy_bb): Initialize cached priority.
20582 (reorder_basic_blocks_software_trace_cache): Likewise.
20584 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20587 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
20589 (aarch64_comparison_operator): Break overly long line into two.
20590 (aarch64_comparison_operation): Likewise.
20591 * config/aarch64/aarch64.md (cstorecc4): Use
20592 aarch64_comparison_operator_mode instead of
20593 aarch64_comparison_operator.
20594 (cstore<mode>4): Likewise.
20595 (aarch64_cstore<mode>): Likewise.
20596 (*cstoresi_insn_uxtw): Likewise.
20597 (cstore<mode>_neg): Likewise.
20598 (*cstoresi_neg_uxtw): Likewise.
20600 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20603 * config/arm/predicates.md (arm_comparison_operator_mode):
20605 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
20606 instead of arm_comparison_operator.
20607 (*mov_negscc): Likewise.
20608 (*mov_notscc): Likewise.
20609 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
20610 (*thumb2_mov_negscc): Likewise.
20611 (*thumb2_mov_negscc_strict_it): Likewise.
20612 (*thumb2_mov_notscc): Likewise.
20613 (*thumb2_mov_notscc_strict_it): Likewise.
20615 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
20617 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
20618 Add missing return.
20620 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
20622 * config/visium/visium.c (machine_libfunc_index): New enum.
20623 (machine_libfuncs): New structure.
20624 (visium_libfuncs): New static variable.
20625 (TARGET_INIT_LIBFUNCS): Define to...
20626 (visium_init_libfuncs): ...this. New function.
20627 (expand_block_move_4): Use the appropriate libfunc.
20628 (expand_block_move_2): Likewise.
20629 (expand_block_move_1): Likewise.
20630 (expand_block_set_4): Likewise.
20631 (expand_block_set_2): Likewise.
20632 (expand_block_set_1): Likewise.
20633 (visium_trampoline_init): Likewise.
20635 2016-02-17 Nick Clifton <nickc@redhat.com>
20637 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
20638 TI's devices.csv file as of March 2016.
20640 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
20643 * opts-global.c (handle_common_deferred_options): Introduce and
20644 initialize two global variables to remember command-line options
20645 specifying a stack-limiting register.
20646 * opts.h: Add extern declarations of the two new global variables.
20647 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
20648 variable based on the values of the two new global variables.
20650 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20653 * common.opt (Wnonnull-compare): New warning.
20654 * doc/invoke.texi (-Wnonnull): Remove text about comparison
20655 of arguments against NULL.
20656 (-Wnonnull-compare): Document.
20657 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
20658 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
20659 * passes.def (pass_warn_nonnull_compare): Add.
20660 * gimple-ssa-nonnull-compare.c: New file.
20662 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20664 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
20665 AARCH64_EXTRA_TUNE_RECIP_SQRT.
20667 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20669 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
20670 reciprocal sqrt for -mlow-precision-recip-sqrt.
20672 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20673 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20675 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
20676 always use lane loads to construct non-constant vectors.
20678 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20680 * config/aarch64/aarch64.md
20681 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
20682 constraints for operand 3.
20683 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
20685 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20686 Richard Biener <rguenther@suse.de>
20688 PR tree-optimization/69820
20689 * tree-vect-patterns.c (type_conversion_p): Return false if
20690 *orig_type is unsigned single precision or boolean.
20691 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
20694 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20696 PR rtl-optimization/69764
20697 PR rtl-optimization/69771
20698 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
20699 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
20701 2016-02-16 Richard Biener <rguenther@suse.de>
20703 PR tree-optimization/69776
20704 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
20706 (indirect_refs_may_alias_p): Likewise.
20707 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
20708 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
20709 according to tbaa_p.
20710 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
20711 (optimize_stmt): For redundant store discovery do not allow tbaa.
20713 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
20715 PR tree-optimization/69714
20716 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
20717 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
20719 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
20721 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
20722 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
20723 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
20724 * config/arc/arc.c (arc_init): Check FPU options.
20725 (get_arc_condition_code): Handle new CC_FPU* modes.
20726 (arc_select_cc_mode): Likewise.
20727 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
20728 register pair only. Allow access for ARCv2 accumulator.
20729 (gen_compare_reg): Whenever we have FPU support use FPU compare
20731 (arc_reorg): Don't generate brcc insns when FPU compare
20732 instructions are involved.
20733 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
20734 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
20735 floating point emulation.
20736 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
20737 (REVERSE_CONDITION): Add new CC_FPU* modes.
20738 (TARGET_FP_SP_BASE): Define.
20739 (TARGET_FP_DP_BASE): Likewise.
20740 (TARGET_FP_SP_FUSED): Likewise.
20741 (TARGET_FP_DP_FUSED): Likewise.
20742 (TARGET_FP_SP_CONV): Likewise.
20743 (TARGET_FP_DP_CONV): Likewise.
20744 (TARGET_FP_SP_SQRT): Likewise.
20745 (TARGET_FP_DP_SQRT): Likewise.
20746 (TARGET_FP_DP_AX): Likewise.
20747 * config/arc/arc.md (ARCV2_ACC): New constant.
20748 (type): New fpu type attribute.
20749 (SDF): Conditional iterator.
20750 (cstore<mode>, cbranch<mode>): Change expand condition.
20751 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
20752 handles FPU/FPX cases as well.
20753 * config/arc/arc.opt (mfpu): New option.
20754 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
20756 (adddf3, muldf3, subdf3): Removed.
20757 * config/arc/predicates.md (proper_comparison_operator): Recognize
20759 * config/arc/fpu.md: New file.
20760 * doc/invoke.texi (ARC Options): Document mfpu option.
20762 2016-02-16 Richard Biener <rguenther@suse.de>
20764 PR rtl-optimization/69291
20765 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
20766 noce_operand_ok check.
20768 2016-02-16 Tom de Vries <tom@codesourcery.com>
20771 * omp-low.c (simd_clone_create): Remove call to
20772 symtab->call_cgraph_insertion_hooks.
20774 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20776 PR tree-optimization/69802
20777 * tree-ssa-reassoc.c (update_range_test): If op is
20778 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
20779 op == 1 test of precision 1 integral op, otherwise handle
20780 that case as op itself. Fix up formatting.
20781 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
20784 2016-02-16 Richard Biener <rguenther@suse.de>
20786 PR tree-optimization/69586
20787 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
20788 types for conversion sources.
20790 2016-02-16 Richard Biener <rguenther@suse.de>
20792 PR middle-end/69801
20793 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
20794 mask OEP_ADDRESS_OF.
20796 2016-02-16 Alan Modra <amodra@gmail.com>
20799 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
20800 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
20801 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
20803 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
20804 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
20805 (p8_fmrgow_<mode>): Likewise.
20806 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
20808 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
20809 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
20810 to use movdi_internal64. Remove op0_di.
20811 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
20813 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
20815 Add support for the FCCMP insn types
20817 * config/aarch64/aarch64.md (fccmp): Change insn type.
20818 (fccmpe): Likewise.
20819 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
20820 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
20821 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
20822 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
20823 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
20824 * config/arm/types.md (fccmps): Add new insn type.
20825 (fccmpd): Likewise.
20827 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
20829 * alias.c (get_alias_set): Fix a typo in comment.
20831 2016-02-15 Richard Biener <rguenther@suse.de>
20833 PR tree-optimization/69595
20834 * match.pd: Complete range test simplification to true.
20836 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
20838 PR rtl-optimization/69648
20839 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
20840 pic_offset_table_rtx.
20842 PR rtl-optimization/69752
20843 * ira.c (update_equiv_regs): When looking for more than a single SET,
20844 also take other side effects into account.
20846 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
20848 * config/s390/s390.c (s390_function_profiler): Add a new sequence
20849 for z900+ CPUs in 31-bit mode.
20851 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
20853 * common/config/s390/s390-common.c (s390_supports_split_stack):
20855 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
20856 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
20857 * config/s390/s390.c (struct machine_function): New field
20858 split_stack_varargs_pointer.
20859 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
20860 in s390_emit_prologue.
20861 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
20863 (morestack_ref): New global.
20864 (SPLIT_STACK_AVAILABLE): New macro.
20865 (s390_expand_split_stack_prologue): New function.
20866 (s390_live_on_entry): New function.
20867 (s390_va_start): Use split-stack vararg pointer if appropriate.
20868 (s390_asm_file_end): Emit the split-stack note sections.
20869 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
20870 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
20871 (UNSPECV_SPLIT_STACK_CALL): New unspec.
20872 (UNSPECV_SPLIT_STACK_DATA): New unspec.
20873 (split_stack_prologue): New expand.
20874 (split_stack_space_check): New expand.
20875 (split_stack_data): New insn.
20876 (split_stack_call): New expand.
20877 (split_stack_call_*): New insn.
20878 (split_stack_cond_call): New expand.
20879 (split_stack_cond_call_*): New insn.
20881 2016-02-15 Richard Biener <rguenther@suse.de>
20883 PR tree-optimization/69783
20884 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
20885 Add trivially correct cases.
20887 2016-02-15 Tom de Vries <tom@codesourcery.com>
20890 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
20892 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
20894 2016-02-15 Richard Biener <rguenther@suse.de>
20896 PR tree-optimization/69776
20897 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20898 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
20899 indicate whether we can use TBAA to disambiguate against stores.
20900 Use alias-set zero if not.
20901 (visit_reference_op_store): Do not use TBAA when looking up
20903 * tree-ssa-pre.c (compute_avail): Use TBAA here.
20904 (eliminate_dom_walker::before_dom_children): But not when looking
20905 up redundant stores.
20907 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
20909 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
20911 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20913 * config/i386/znver1.md
20914 (znver1_pop, znver1_pop_mem,
20915 znver1_load_imov_double_store,
20916 znver1_load_imov_direct_store,
20917 znver1_load_imov_direct_load,
20918 znver1_load_imov_double_load): Add new.
20919 (znver1_insn, znver1_insn_load): Add icmov type.
20920 (znver1_sseavx_fma,
20921 znver1_sseavx_fma_load,
20923 znver1_avx256_fma_load): Fix pipe usage.
20925 2016-02-14 Alan Modra <amodra@gmail.com>
20928 * reload.c (find_reloads_address_1): For pre/post-inc/dec
20929 with an invalid hard reg, reload just the reg not the entire
20930 pre/post-inc/dec address expression.
20932 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
20935 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
20936 fixed R1_REG scratch reg.
20937 (sibcall_value_pcrel_fdpic): Likewise.
20939 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
20943 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
20945 2016-02-12 Walter Lee <walt@tilera.com>
20947 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
20948 * config/tilegx/t-tilegx: Likewise.
20950 2016-02-12 David Malcolm <dmalcolm@redhat.com>
20953 * diagnostic-show-locus.c (struct line_span): New struct.
20954 (layout::get_first_line): Delete.
20955 (layout::get_last_line): Delete.
20956 (layout::get_num_line_spans): New member function.
20957 (layout::get_line_span): Likewise.
20958 (layout::print_heading_for_line_span_index_p): Likewise.
20959 (layout::get_expanded_location): Likewise.
20960 (layout::calculate_line_spans): Likewise.
20961 (layout::m_first_line): Delete.
20962 (layout::m_last_line): Delete.
20963 (layout::m_line_spans): New field.
20964 (layout::layout): Update comment. Replace m_first_line and
20965 m_last_line with m_line_spans, replacing their initialization
20966 with a call to calculate_line_spans.
20967 (diagnostic_show_locus): When printing source lines and
20968 annotations, rather than looping over a single span
20969 of lines, instead loop over each line_span within
20970 the layout, with an inner loop over the lines within them.
20971 Call the context's start_span callback when changing line spans.
20972 * diagnostic.c (diagnostic_initialize): Initialize start_span.
20973 (diagnostic_build_prefix): Break out the building of the location
20974 part of the string into...
20975 (diagnostic_get_location_text): ...this new function, rewriting
20976 it from nested ternary expressions to a sequence of "if"
20978 (default_diagnostic_start_span_fn): New function.
20979 * diagnostic.h (diagnostic_start_span_fn): New typedef.
20980 (diagnostic_context::start_span): New field.
20981 (default_diagnostic_start_span_fn): New prototype.
20983 2016-02-12 David Malcolm <dmalcolm@redhat.com>
20986 * gcc.c (driver::finalize): Fix cleanup of "specs".
20988 2016-02-12 David Malcolm <dmalcolm@redhat.com>
20992 * gcc.c (driver::driver): Initialize m_option_suggestions.
20993 (driver::~driver): Clean up m_option_suggestions.
20994 (suggest_option): Convert to...
20995 (driver::suggest_option): ...this, and split out into
20996 driver::build_option_suggestions and find_closest_string.
20997 (driver::build_option_suggestions): New function, from
20998 first half of suggest_option. Special-case
20999 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
21000 the sanitizer_opts array. For options of enum types, add the
21001 various enum values to the candidate strings.
21002 (driver::handle_unrecognized_options): Remove "const".
21003 * gcc.h (driver::handle_unrecognized_options): Likewise.
21004 (driver::build_option_suggestions): New decl.
21005 (driver::suggest_option): New decl.
21006 (driver::m_option_suggestions): New field.
21007 * opts-common.c (add_misspelling_candidates): New function.
21008 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
21009 and make non-static.
21010 * opts.h (sanitizer_opts): New array decl.
21011 (add_misspelling_candidates): New function decl.
21012 * spellcheck.c (find_closest_string): New function.
21013 * spellcheck.h (find_closest_string): New function decl.
21015 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21017 PR rtl-optimization/69764
21018 PR rtl-optimization/69771
21019 * optabs.c (expand_binop_directly): For shift_optab_p, force
21020 convert_modes with VOIDmode if xop1 has VOIDmode.
21022 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
21025 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
21026 to correctly determine instrumentation thunks.
21028 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21031 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
21032 type by reference, force lhs on the call.
21035 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
21036 Compute retval and retbnd early in all cases if split_part_return_p
21037 and return_bb is not EXIT. Remove all clobber stmts and reset
21038 all debug stmts that refer to SSA_NAMEs defined in split part,
21039 except if it is retval, in that case replace the old retval with the
21040 lhs of the call to the split part.
21042 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21045 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21047 PR middle-end/66726
21048 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21049 whose result is used in PHI.
21050 (maybe_optimize_range_tests): Likewise.
21051 (final_range_test_p): Likweise.
21053 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21055 PR middle-end/66726
21056 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21057 whose result is used in PHI.
21058 (maybe_optimize_range_tests): Likewise.
21059 (final_range_test_p): Likweise.
21061 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21063 * cgraph.c: Spelling fixes - behaviour -> behavior and
21064 neighbour -> neighbor.
21065 * target.def: Likewise.
21066 * sel-sched.c: Likewise.
21067 * config/mips/mips.c: Likewise.
21068 * config/arc/arc.md: Likewise.
21069 * config/arm/cortex-a57.md: Likewise.
21070 * config/arm/arm.c: Likewise.
21071 * config/arm/neon.md: Likewise.
21072 * config/arm/arm-c.c: Likewise.
21073 * config/vms/vms-c.c: Likewise.
21074 * config/s390/s390.c: Likewise.
21075 * config/i386/znver1.md: Likewise.
21076 * config/i386/i386.c: Likewise.
21077 * config/ia64/hpux-unix2003.h: Likewise.
21078 * config/msp430/msp430.md: Likewise.
21079 * config/rx/rx.c: Likewise.
21080 * config/rx/rx.md: Likewise.
21081 * config/aarch64/aarch64-simd.md: Likewise.
21082 * config/aarch64/aarch64.c: Likewise.
21083 * config/nvptx/nvptx.c: Likewise.
21084 * config/bfin/bfin.c: Likewise.
21085 * config/cris/cris.opt: Likewise.
21086 * config/rs6000/rs6000.c: Likewise.
21087 * target.h: Likewise.
21088 * spellcheck.c: Likewise.
21089 * ira-build.c: Likewise.
21090 * tree-inline.c: Likewise.
21091 * builtins.c: Likewise.
21092 * lra-constraints.c: Likewise.
21093 * explow.c: Likewise.
21094 * hwint.h: Likewise.
21095 * targhooks.c: Likewise.
21096 * tree-vect-data-refs.c: Likewise.
21097 * expr.c: Likewise.
21098 * doc/tm.texi: Likewise.
21099 * doc/extend.texi: Likewise.
21100 * doc/install.texi: Likewise.
21101 * doc/md.texi: Likewise.
21102 * tree-ssa-tail-merge.c: Likewise.
21103 * sched-int.h: Likewise.
21104 * match.pd: Likewise.
21105 * sched-ebb.c: Likewise.
21106 * target.def (omit_struct_return_reg): Likewise.
21107 * gimple-ssa-isolate-paths.c: Likewise.
21108 (find_implicit_erroneous_behaviour): Renamed to...
21109 (find_implicit_erroneous_behavior): ... this.
21110 (find_explicit_erroneous_behaviour): Renamed to...
21111 (find_explicit_erroneous_behavior): ... this.
21112 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
21114 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
21116 PR rtl-optimization/64682
21117 PR rtl-optimization/69567
21118 PR rtl-optimization/69737
21119 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
21120 in I2 as well, just lose it.
21122 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21124 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
21126 (aarch64_last_printed_tune_string): Likewise.
21127 (aarch64_declare_function_name): Only output .arch assembler
21128 directive if it will be different from the previously output
21129 directive. Same for .tune comment but only if -dA is set.
21130 (aarch64_start_file): New function.
21131 (TARGET_ASM_FILE_START): Define.
21133 2016-02-11 David Malcolm <dmalcolm@redhat.com>
21136 * Makefile.in (PLUGIN_HEADERS): Add params.list.
21138 2016-02-11 Jakub Jelinek <jakub@redhat.com>
21141 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
21142 -Wmaybe-uninitialized warning.
21144 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
21147 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
21149 2016-02-11 Richard Biener <rguenther@suse.de>
21151 PR rtl-optimization/69291
21152 * ifcvt.c (noce_try_store_flag_constants): Do not allow
21153 subexpressions affected by changing the result.
21155 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
21158 * lra-constraints.c (curr_insn_transform): Find in/out operands
21159 for secondary memory moves. Update dups.
21161 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
21163 PR tree-optimization/69652
21164 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
21165 to nested loop, did source re-formatting, skip debug statements,
21166 add check on statement with volatile operand, remove dead scalar
21169 2016-02-10 Jakub Jelinek <jakub@redhat.com>
21170 Patrick Palka <ppalka@gcc.gnu.org>
21174 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
21175 calls if the return type is TREE_ADDRESSABLE.
21176 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
21177 * ipa-split.c (split_function): Fix doubled "we" in comment.
21178 Use void return type for the split part even if
21179 !split_point->split_part_set_retval.
21181 2016-02-10 Bin Cheng <bin.cheng@arm.com>
21183 PR tree-optimization/68021
21184 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
21185 when computing the value of biv cand by itself.
21187 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
21189 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
21190 (cortexa57_tunings): Likewise.
21191 (cortexa72_tunings): Likewise.
21192 (arch_macro_fusion_pair_p): Add support for AES fusion.
21193 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
21194 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
21195 Allow virtual registers before reload so early scheduling works.
21196 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
21197 correct latency and pipeline.
21198 (cortex_a57_crypto_complex): Likewise.
21199 (cortex_a57_crypto_xor): Likewise.
21200 (define_bypass): Add AES bypass.
21202 2016-02-10 Richard Biener <rguenther@suse.de>
21204 PR tree-optimization/69726
21205 * passes.def: Add DCE pass before late uninit.
21206 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
21207 really fixup if-conversions job.
21209 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
21211 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
21212 (arm_cortex_a57_tune): Likewise.
21213 (aarch_macro_fusion_pair_p): Add support for AES fusion.
21214 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
21216 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
21218 * timevar.def (TV_PHASE_DBGINFO): Delete.
21219 (TV_PHASE_CHECK_DBGINFO): Likewise.
21220 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
21222 2016-02-10 Richard Biener <rguenther@suse.de>
21224 PR tree-optimization/69719
21225 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21226 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
21228 2016-02-09 Andrew Pinski <apinski@cavium.com>
21231 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
21232 get_vcond_mask_icode returns false.
21234 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
21237 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
21238 an ADDIS that adds a pointer to a large constant that sets the
21239 upper16 bits with a load operation.
21241 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
21244 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
21246 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
21248 (vzipq_s16): Likewise.
21249 (vzipq_s32): Likewise.
21250 (vzipq_f32): Likewise.
21251 (vzipq_u8): Likewise.
21252 (vzipq_u16): Likewise.
21253 (vzipq_u32): Likewise.
21254 (vzipq_p8): Likewise.
21255 (vzipq_p16): Likewise.
21257 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
21260 * config/arm/arm.c (neon_endian_lane_map): New function.
21261 (neon_vector_pair_endian_lane_map): New function.
21262 (arm_evpc_neon_vuzp): Allow for big endian lane order.
21263 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
21265 (vuzpq_s16): Likewise.
21266 (vuzpq_s32): Likewise.
21267 (vuzpq_f32): Likewise.
21268 (vuzpq_u8): Likewise.
21269 (vuzpq_u16): Likewise.
21270 (vuzpq_u32): Likewise.
21271 (vuzpq_p8): Likewise.
21272 (vuzpq_p16): Likewise.
21274 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
21277 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
21280 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
21282 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
21283 truncate const_int operand 1 to QImode.
21285 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
21287 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
21288 corresponding to an abnormal edge.
21290 2016-02-09 Tom de Vries <tom@codesourcery.com>
21292 PR tree-optimization/69599
21293 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
21295 (find_func_aliases_for_builtin_call, find_func_clobbers)
21296 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
21299 2016-02-09 Richard Biener <rguenther@suse.de>
21301 PR tree-optimization/69715
21302 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
21303 LHS on calls as non-rewritable.
21305 2016-02-09 Tom de Vries <tom@codesourcery.com>
21308 * lto-wrapper.c (append_diag_options): New function.
21309 (compile_offload_image): Call append_diag_options.
21311 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
21314 * doc/extend.texi (Flag Output Operands): Correct sectioning.
21315 Minor copy-edit to fix verb tenses.
21317 2016-02-08 Jakub Jelinek <jakub@redhat.com>
21319 PR tree-optimization/69209
21320 * ipa-split.c (split_function): If split part is not
21321 returning retval, retval has gimple type but is not
21322 gimple value, force it into a SSA_NAME first.
21324 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
21326 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
21329 2016-02-08 Jason Merrill <jason@redhat.com>
21332 * convert.c (convert_to_integer_1): Check dofold on truncation
21334 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
21335 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
21336 Rename from *_nofold.
21337 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
21338 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
21340 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
21343 * tree.c (build_common_tree_nodes): Remove short_double argument.
21344 All callers changed.
21345 * tree.h (build_common_tree_nodes): Adjust declaration.
21346 * doc/invoke.texi (-fshort-double): Remove documentation.
21347 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21348 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
21349 * lto-wrapper.c (merge_and_complain, append_compiler_options)
21350 (append_linker_options): Don't handle OPT_fshort_double.
21352 PR rtl-optimization/68730
21353 * lra-remat.c (insn_to_cand_activation): New static variable.
21354 (lra_remat): Allocate and free it.
21355 (create_cand): New arg activation. Initialize a field in
21356 insn_to_cand_activation if it is nonnull.
21357 (create_cands): Pass the activation insn to create_cand when making
21358 a candidate involving an output reload. Reorganize code a little.
21359 (do_remat): Keep track of active status of candidates in a separate
21362 2016-02-08 Richard Biener <rguenther@suse.de>
21364 PR tree-optimization/69719
21365 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21366 Properly use absolute of the difference of the two offsets to
21367 compare or adjust the segment length.
21369 2016-02-08 Richard Biener <rguenther@suse.de>
21370 Jeff Law <law@redhat.com>
21373 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
21374 types for anonymous SSA names.
21376 2016-02-08 Richard Biener <rguenther@suse.de>
21378 PR rtl-optimization/69274
21379 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
21381 2016-02-08 Jeff Law <law@redhat.com>
21383 PR tree-optimization/65917
21384 * tree-ssa-dom.c (record_temporary_equivalences): Record both
21385 equivalences from if (x == y) style conditionals.
21386 (loop_depth_of_name): Remove.
21387 (record_equality): Remove loop depth check.
21388 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
21389 (const_and_copies::record_const_or_copy_raw): New member function.
21390 * tree-ssa-scopedtables.c
21391 (const_and_copies::record_const_or_copy_raw): New, factored out of
21392 (const_and_copies::record_const_or_copy): Call new member function.
21394 2016-02-05 Jeff Law <law@redhat.com>
21396 PR tree-optimization/68541
21397 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
21398 (count_stmts_in_block): New function.
21399 (poor_ifcvt_candidate_code): Likewise.
21400 (is_feasible_trace): Add some heuristics to determine when path
21401 splitting is profitable.
21402 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
21403 is a diamond with a single exit.
21405 2016-02-05 Martin Sebor <msebor@redhat.com>
21408 * doc/invoke.texi: Update -Wplacement-new to take an optional
21411 2016-02-06 Richard Henderson <rth@redhat.com>
21414 * tree.c (tree_nop_conversion_p): Do not strip casts into or
21415 out of non-standard address spaces.
21417 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21419 PR rtl-optimization/69691
21420 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
21422 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
21424 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
21425 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
21426 (*ieee128_mfvsrd_64bit): Likewise.
21427 (*ieee128_mfvsrd_32bit): Likewise.
21429 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
21433 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21435 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
21436 instrumented_version.
21438 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
21440 * doc/invoke.texi (Optimize Options): In table of --param options
21441 rename second occurrence of tracer-min-branch-ratio to
21442 tracer-min-branch-probability, rename
21443 tracer-min-branch-ratio-feedback to
21444 tracer-min-branch-probability-feedback and clarify description,
21445 rename sched-spec-state-edge-prob-cutoff to
21446 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
21447 to selsched-insns-to-rename, rename lto-minpartition to
21448 lto-min-partition, delete reorder-blocks-duplicate and
21449 reorder-blocks-duplicate-feedback.
21451 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21453 * config/s390/s390.c (s390_register_info_set_ranges): Remove
21456 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
21458 * doc/extend.texi: S/390: Correct some typos.
21460 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21462 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
21464 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21467 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
21468 (s390_register_info_gprtofpr): Use new macros above.
21469 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
21471 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
21472 its name. Adjust restore and save gpr ranges.
21473 (s390_register_info_set_ranges): New function.
21474 (s390_register_info): Use new macros above. Call
21475 s390_register_info_set_ranges.
21476 (s390_optimize_register_info): Likewise.
21477 (s390_hard_regno_rename_ok): Use new macros.
21478 (s390_hard_regno_scratch_ok): Likewise.
21479 (s390_emit_epilogue): Likewise.
21480 (s390_can_use_return_insn): Likewise.
21481 (s390_optimize_prologue): Likewise.
21482 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
21484 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21487 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
21489 (ix86_option_override_internal): Disable TARGET_STV even for
21490 -m{incoming,preferred}-stack-boundary=3.
21492 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21494 * config.gcc: Mark deprecated rtems targets as obsolete.
21496 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
21498 PR rtl-optimization/64682
21499 PR rtl-optimization/69567
21500 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
21501 before I2 only if the register is both used and set in I2.
21503 2016-02-04 DJ Delorie <dj@redhat.com>
21505 * config/msp430/msp430.c (msp430_start_function): Add function type.
21507 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21510 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
21512 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
21514 PR rtl-optimization/69577
21516 2015-10-29 Richard Henderson <rth@redhat.com>
21520 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
21521 sse check to the exact conditions of PR 67609.
21523 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
21526 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
21527 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
21528 not allowed into the traditional Altivec registers.
21529 (movtd_64bit_nodm): Likewise.
21530 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
21532 2016-02-04 David Malcolm <dmalcolm@redhat.com>
21534 * config/aarch64/cortex-a57-fma-steering.c
21535 (aarch64_register_fma_steering): Remove "static" from arguments
21538 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
21541 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
21542 twice when complex.
21544 2016-02-04 Mike Frysinger <vapier@gentoo.org>
21546 * doc/invoke.texi: Delete -mno-fma4.
21548 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
21550 PR rtl-optimization/69577
21551 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
21552 (find_subregs_of_mode): Update accordingly. Iterate over partial
21555 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
21557 * config/arm/arm-protos.h (neon_reinterpret): Remove.
21558 * config/arm/arm.c (neon_reinterpret): Remove.
21559 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
21560 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
21561 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
21562 vreinterpretti): Remove.
21563 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
21564 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
21565 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
21566 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
21567 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
21568 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
21569 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
21570 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
21571 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
21572 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
21573 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
21574 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
21575 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
21576 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
21577 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
21578 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
21579 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
21580 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
21581 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
21582 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
21583 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
21584 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
21585 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
21586 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
21587 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
21588 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
21589 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
21590 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
21591 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
21592 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
21593 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
21594 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
21595 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
21596 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
21597 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
21598 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
21599 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
21600 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
21601 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
21602 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
21603 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
21604 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
21605 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
21606 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
21607 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
21608 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
21609 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
21610 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
21611 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
21612 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
21613 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
21614 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
21615 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
21616 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
21617 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
21618 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
21619 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
21620 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
21621 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
21622 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
21623 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
21624 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
21625 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
21626 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
21627 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
21628 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
21629 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
21630 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
21631 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
21632 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
21633 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
21634 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
21635 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
21636 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
21637 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
21638 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
21639 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
21640 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
21641 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
21642 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
21643 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
21644 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
21645 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
21646 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
21647 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
21648 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
21649 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
21650 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
21651 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
21652 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
21653 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
21654 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
21655 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
21656 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
21657 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
21658 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
21659 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
21660 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
21661 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
21662 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
21663 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
21664 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
21665 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
21667 2016-02-04 Martin Liska <mliska@suse.cz>
21670 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
21671 that are gimple_store_p.
21672 (maybe_instrument_call): Likewise.
21674 2016-02-04 Bin Cheng <bin.cheng@arm.com>
21676 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
21677 register scaling out of memory reference and comment why.
21679 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21683 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
21684 folding the source of a SET.
21686 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21690 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
21691 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
21693 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
21697 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
21700 2016-02-04 Christian Bruel <christian.bruel@st.com>
21702 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
21703 * config/arm/arm.c (arm_set_current_function): Likewise.
21705 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21706 Ilya Enkovich <enkovich.gnu@gmail.com>
21707 H.J. Lu <hongjiu.lu@intel.com>
21710 * config/i386/i386.c (convert_scalars_to_vector): Remove
21711 stack alignment fixes.
21712 (ix86_option_override_internal): Disable TARGET_STV if stack
21713 might not be aligned enough.
21714 (ix86_minimum_alignment): Assert that TARGET_STV is false.
21716 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
21718 * config/i386/x86-tune.def: Disable default prefetching
21721 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
21722 Vladimir Makarov <vmakarov@redhat.com>
21725 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
21726 in validating fused toc addresses.
21728 2016-02-03 Jakub Jelinek <jakub@redhat.com>
21731 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
21732 range->m_caret fields if range->m_show_caret_p is false.
21735 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21736 Force oldval into register if it does not satisfy reg_or_short_operand
21737 predicate. Fix up formatting.
21739 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
21740 Alexandre Oliva <aoliva@redhat.com>
21743 * lra-constraints.c (simplify_operand_subreg): Check additionally
21744 address validity after potential reloading.
21745 (process_address_1): Check insns validity. In case of failure do
21748 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
21751 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
21754 2016-02-02 Jakub Jelinek <jakub@redhat.com>
21756 * wide-int.cc (canonize_uhwi): New function.
21757 (wi::divmod_internal): Use it.
21759 2016-02-02 James Norris <jnorris@codesourcery.com>
21761 * gimplify.c (omp_notice_variable): Add usage check.
21763 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
21765 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
21766 like LE, GE, LT, GT when emitting relational operator.
21768 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
21770 * ira-costs.c (find_costs_and_classes): Add extra argument.
21771 * target.def (ira_change_pseudo_allocno_class): Add parameter.
21772 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
21773 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
21774 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
21775 Add best_class parameter, and return it if not ALL_REGS.
21776 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
21778 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
21779 Update target hook.
21781 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
21783 * config/aarch64/aarch64.c
21784 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
21785 (aarch64_ira_change_pseudo_allocno_class): New function.
21787 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
21790 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
21792 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21794 * config/avr/avr.c (avr_option_override): Set
21795 PARAM_ALLOW_STORE_DATA_RACES to 1.
21797 2016-02-02 Richard Biener <rguenther@suse.de>
21799 PR tree-optimization/69595
21800 * match.pd: Add range test simplifications to true/false.
21802 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
21804 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
21805 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
21808 2016-02-02 Richard Biener <rguenther@suse.de>
21810 PR tree-optimization/69606
21811 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
21812 info on the result before moving a stmt.
21814 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
21816 PR middle-end/68542
21817 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
21818 branch with vector comparison.
21819 * config/i386/sse.md (VI48_AVX): New mode iterator.
21820 (define_expand "cbranch<mode>4): Add support for conditional branch
21821 with vector comparison.
21822 * tree-vect-loop.c (optimize_mask_stores): New function.
21823 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
21824 has_mask_store field of vect_info.
21825 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
21826 vectorized loops having masked stores after vec_info destroy.
21827 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
21828 correspondent macros.
21829 (optimize_mask_stores): Add prototype.
21831 2016-02-02 Alan Modra <amodra@gmail.com>
21834 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
21837 2016-02-02 Alan Modra <amodra@gmail.com>
21840 * config/rs6000/rs6000.c (need_toc_init): New var, set it
21841 whenever toc_label_name used.
21842 (rs6000_file_start): Don't set up toc section here,
21843 (rs6000_output_function_epilogue): do so here instead,
21844 (rs6000_xcoff_file_start): and here.
21845 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
21846 (load_toc_aix_di): Likewise.
21848 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21850 PR rtl-optimization/69592
21851 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
21852 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
21853 (num_sign_bit_copies_binary_arith_p): New inline function.
21854 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
21856 2016-02-01 Jeff Law <law@redhat.com>
21858 PR tree-optimization/69580
21859 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
21860 * tree-ssa-threadbackward.c
21861 (fsm_find_control_statement_thread_paths): Do not try to walk
21862 through large PHI nodes.
21864 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21866 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
21867 when count is incremented above limit, don't analyze further
21870 * omp-low.c (oacc_parse_default_dims): Avoid
21871 -Wsign-compare warning, make sure value fits into int
21872 rather than just unsigned int.
21874 2016-02-01 Bin Cheng <bin.cheng@arm.com>
21876 PR tree-optimization/67921
21877 * fold-const.c (split_tree): New parameters. Convert pointer
21878 type variable part to proper type before negating.
21879 (fold_binary_loc): Pass new arguments to split_tree.
21881 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
21883 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
21884 (nvptx_goacc_validate_dims): Extend to handle global defaults.
21885 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
21886 * doc/tm.texti: Rebuilt.
21887 * doc/invoke.texi (fopenacc-dim): Document.
21888 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
21889 (append_compiler_options): Likewise.
21890 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
21891 (oacc_parse_default_dims): New.
21892 (oacc_validate_dims): Add USED arg. Select non-unity default when
21894 (oacc_loop_fixed_partitions): Return mask of used partitions.
21895 (oacc_loop_auto_partitions): Emit dump info.
21896 (oacc_loop_partition): Return mask of used partitions.
21897 (execute_oacc_device_lower): Parse default dimension arg. Adjust
21898 loop partitioning and validation calls.
21900 2016-02-01 Richard Biener <rguenther@suse.de>
21902 PR middle-end/69556
21903 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
21905 2016-02-01 Richard Biener <rguenther@suse.de>
21907 PR tree-optimization/69574
21908 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
21909 of asserting return chrec_dont_know.
21911 2016-02-01 Martin Liska <mliska@suse.cz>
21913 * mem-stats-traits.h: Add copyright header.
21914 * mem-stats.h: Likewise.
21916 2016-02-01 Richard Biener <rguenther@suse.de>
21918 PR tree-optimization/69579
21919 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
21920 Do not propagate through abnormal PHI results.
21922 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
21924 * postreload.c (reload_cse_simplify): Remove dead code.
21926 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21928 PR rtl-optimization/69570
21929 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
21930 if there is more than one set, not if there is a single set.
21932 2016-02-01 Richard Henderson <rth@redhat.com>
21935 * combine.c (make_compound_operation): When looking through a
21936 subreg, make sure to re-extend to the width of the outer mode.
21938 2016-01-30 Jakub Jelinek <jakub@redhat.com>
21940 PR tree-optimization/69546
21941 * wide-int.cc (wi::divmod_internal): For unsigned division
21942 where both operands fit into uhwi, if o1 is 1 and o0 has
21943 msb set, if divident_prec is larger than bits per hwi,
21944 clear another quotient word and return 2 instead of 1.
21945 Similarly for remainder with msb in HWI set, if dividend_prec
21946 is larger than bits per hwi.
21948 2016-01-29 Martin Jambor <mjambor@suse.cz>
21950 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
21951 Use short lowercase names.
21952 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
21953 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
21954 acq_rel one. Protect warning agains segfaults if
21955 get_memory_order_name returns NULL.
21956 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
21957 with release semantics. Do not warn if get_memory_order already did.
21958 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
21959 semantics. Fix check for relaxed or acquire semantics. Do not warn
21960 if get_memory_order already did.
21962 2016-01-29 Sebastian Pop <s.pop@samsung.com>
21964 * doc/install.texi: Document that isl-0.16 is supported.
21966 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
21969 * config/i386/constraints.md (Bm): Describe as special memory
21971 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
21972 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
21973 * genpreds.c (struct constraint_data): Add is_special_memory.
21974 (have_special_memory_constraints, special_memory_start): New
21976 (special_memory_end): Ditto.
21977 (add_constraint): Add new arg is_special_memory. Add code to
21978 process its true value. Update have_special_memory_constraints.
21979 (process_define_constraint): Pass the new arg.
21980 (process_define_register_constraint): Ditto.
21981 (choose_enum_order): Process special memory.
21982 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
21983 function insn_extra_special_memory_constraint.
21984 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
21985 * gensupport.c (process_rtx): Process
21986 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
21987 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
21988 * ira-lives.c (single_reg_class): Use
21989 insn_extra_special_memory_constraint.
21990 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
21991 * lra-constraints.c (process_alt_operands): Ditto.
21992 (curr_insn_transform): Use insn_extra_special_memory_constraint.
21993 * recog.c (asm_operand_ok, preprocess_constraints): Process
21995 * reload.c (find_reloads): Ditto.
21996 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
21997 * stmt.c (parse_input_constraint): Use
21998 insn_extra_special_memory_constraint.
22000 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22003 * lra-splill.c (lra_final_code_change): Revert r229087 by
22004 removing all sub-registers.
22006 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
22009 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
22011 2016-01-29 Jakub Jelinek <jakub@redhat.com>
22014 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
22015 SSE1, copy target into the temporary reg first before recursing
22018 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22020 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
22023 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22025 * ginclude/stdarg.h: Test __cplusplus instead of
22026 __GXX_EXPERIMENTAL_CXX0X__.
22028 2016-01-29 Richard Biener <rguenther@suse.de>
22030 PR tree-optimization/69547
22031 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
22032 Do not mark clobbers necessary.
22033 (mark_all_reaching_defs_necessary_1): Likewise.
22035 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22037 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
22038 declaration name with %qs and print it in both error messages.
22039 Also fix indentation.
22041 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22044 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
22045 trailing blank line from error message.
22047 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22050 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
22053 2016-01-29 Richard Biener <rguenther@suse.de>
22055 PR middle-end/69537
22056 * match.pd: Allow all integral types when simplifying a
22057 widening or sign-changing conversion.
22059 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22061 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
22062 back to setting codegen_error to fail codegen.
22064 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
22067 * config/i386/constraints.md (C): Only accept constant zero operand.
22068 (BC): New constraint.
22069 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
22070 instead of C constraint.
22071 * doc/md.texi (Machine Constraints): Update description
22074 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
22077 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
22079 2016-01-28 Jakub Jelinek <jakub@redhat.com>
22081 PR middle-end/69542
22082 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
22085 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
22087 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
22088 branches if using guessed profile.
22090 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
22092 * graphite-optimize-isl.c (optimize_isl): Fix dump.
22094 2016-01-28 Richard Henderson <rth@redhat.com>
22097 * config/aarch64/aarch64-modes.def (CC_Cmode): New
22098 * config/aarch64/aarch64-protos.h: Update.
22099 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
22100 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
22101 (aarch64_get_condition_code_1): Handle CC_Cmode.
22102 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
22103 (*add<mode>3_compareC_cconly_imm): New.
22104 (*add<mode>3_compareC_cconly): New.
22105 (*add<mode>3_compareC_imm): New.
22106 (add<mode>3_compareC): New.
22107 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
22108 to be first. Use aarch64_carry_operation.
22109 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
22110 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
22111 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
22112 (subti3): Use subdi3_compare1.
22113 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
22114 (sub<mode>3_compare1): New.
22115 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
22116 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
22117 (*subsi3_carryin_uxtw): Likewise.
22118 (*ngc<mode>, *ngcsi_uxtw): Likewise.
22119 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
22120 * config/aarch64/iterators.md (DWI): New.
22121 * config/aarch64/predicates.md (aarch64_carry_operation): New.
22122 (aarch64_borrow_operation): New.
22124 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22126 * graphite-optimize-isl.c (optimize_isl): Print a different debug
22127 message when isl does not return a valid schedule.
22129 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22131 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
22132 Remove comments from class declarations: they are already in the code
22135 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22137 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
22139 (ternary_op_to_tree): Same.
22140 (unary_op_to_tree): Same.
22141 (nary_op_to_tree): Same.
22142 (gcc_expression_from_isl_expr_op): Same.
22143 (gcc_expression_from_isl_expression): Same.
22144 (graphite_create_new_loop): Same.
22145 (graphite_create_new_loop_guard): Same.
22146 (build_iv_mapping): Same.
22147 (graphite_create_new_guard): Same.
22148 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
22149 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
22151 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22153 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
22154 instead of setting codegen_error to fail codegen.
22156 2016-01-28 Jason Merrill <jason@redhat.com>
22158 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
22160 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22162 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
22163 Remove CONST_INT_P check in CCMP cost calculation.
22165 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22167 * config/aarch64/aarch64.c (generic_vector_cost):
22168 Set vec_permute_cost.
22169 (cortexa57_vector_cost): Likewise.
22170 (exynosm1_vector_cost): Likewise.
22171 (xgene1_vector_cost): Likewise.
22172 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
22173 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
22174 Add vec_permute_cost entry.
22176 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22178 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
22180 (add<mode>3_compare0): Likewise.
22181 (addsi3_compare0_uxtw): Likewise.
22182 (add<mode>3nr_compare0): Likewise.
22183 (compare_neg<mode>): Likewise.
22184 (<optab><mode>3): Likewise.
22186 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
22188 * tree-vect-stmts.c (vectorizable_comparison): Add
22189 NULL check for vectype.
22191 2016-01-28 Richard Biener <rguenther@suse.de>
22193 PR tree-optimization/69466
22194 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
22195 Account for PHIs we couldn't duplicate.
22197 2016-01-28 Martin Liska <mliska@suse.cz>
22200 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
22201 instead of ENABLE_VALGRIND_CHECKING.
22203 2016-01-27 Richard Henderson <rth@redhat.com>
22206 * lra-remat.c (subreg_regs): New.
22207 (dump_candidates_and_remat_bb_data): Dump it.
22208 (operand_to_remat): Reject if operand in subreg_regs.
22209 (set_bb_regs): Collect subreg_regs.
22210 (lra_remat): Init and free subreg_regs. Compute
22211 calculate_local_reg_remat_bb_data before create_cands.
22213 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
22216 * config/i386/i386.c (ix86_update_stack_boundary): Don't
22217 change stack_alignment_needed for __tls_get_addr call.
22219 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
22221 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
22223 2016-01-27 Jeff Law <law@redhat.com>
22225 PR tree-optimization/68398
22226 PR tree-optimization/69196
22227 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
22228 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
22229 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22230 Only count PHIs in the last block in the path. The others will
22231 const/copy propagate away. Add heuristic to allow more irreducible
22232 subloops to be created when it is likely profitable to do so.
22234 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22235 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
22236 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
22238 2016-01-27 Jakub Jelinek <jakub@redhat.com>
22241 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
22242 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
22243 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
22244 * tree-streamer-in.c: Include asan.h.
22245 (streamer_get_builtin_tree): For builtins in sanitizer
22246 range call initialize_sanitizer_builtins and retry.
22248 2016-01-27 Ian Lance Taylor <iant@google.com>
22250 * common.opt (fkeep-gc-roots-live): New undocumented option.
22251 * tree-ssa-loop-ivopts.c (add_candidate_1): If
22252 -fkeep-gc-roots-live, skip pointers.
22253 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
22256 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
22259 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
22260 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
22262 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
22265 * configure.ac: NetBSD provides SSP in its C library.
22266 * configure: Updated.
22268 2016-01-27 Richard Biener <rguenther@suse.de>
22270 PR tree-optimization/69166
22271 * tree-vect-loop.c (vect_is_simple_reduction): Always check
22272 reduction code for commutativity / associativity.
22274 2016-01-27 Martin Jambor <mjambor@suse.cz>
22276 PR tree-optimization/69355
22277 * tree-sra.c (analyze_access_subtree): Correct hole detection when
22278 total_scalarization fails.
22280 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
22282 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
22285 2016-01-27 Christian Bruel <christian.bruel@st.com>
22288 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
22289 Move arm_reset_previous_fndecl and set_target_option_current_node in
22290 the conditional part. Call save_restore_target_globals.
22291 * config/arm/arm.c (arm_set_current_function):
22292 Refactor to better support #pragma target and attribute mix.
22293 Call save_restore_target_globals.
22294 * config/arm/arm-protos.h (save_restore_target_globals): New function.
22296 2016-01-27 Martin Liska <mliska@suse.cz>
22298 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
22299 reference for an HSA kernel and its host function.
22301 2016-01-27 Jakub Jelinek <jakub@redhat.com>
22303 PR tree-optimization/69399
22304 * wide-int.h (wi::lrshift): For larger precisions, only
22305 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
22307 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
22309 * config/arc/predicates.md (proper_comparison_operator): Reject
22310 constant-constant comparison.
22312 2016-01-26 Tom de Vries <tom@codesourcery.com>
22314 PR tree-optimization/69110
22315 * tree-data-ref.c (initialize_data_dependence_relation): Handle
22316 DR_NUM_DIMENSIONS == 0.
22318 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22319 Sebastian Pop <s.pop@samsung.com>
22321 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
22322 isl_ast_op_cond and isl_ast_op_select.
22323 (gcc_expression_from_isl_expr_op): Same.
22325 2016-01-26 Jason Merrill <jason@redhat.com>
22328 * tree.c (recompute_constructor_flags): Split out from
22330 (verify_constructor_flags): New.
22331 * tree.h: Declare them.
22333 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
22335 PR rtl-optimization/69217
22336 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
22337 are no TYPE_FIELDS set for the record type.
22339 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22342 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
22343 toc_label_name unconditionally.
22344 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
22345 SYMBOL_REF string. Use toc_label_name instead of constructing
22347 (rs6000_elf_declare_function_name): Use toc_label_name instead of
22348 constructing LCTOC1.
22350 2016-01-26 Martin Sebor <msebor@redhat.com>
22353 * doc/extend.texi (Common Type Attributes): Move text that talks about
22354 attribute packed from attribute aligned to the section discussing
22355 the former attribute for clarity.
22357 2016-01-26 Richard Henderson <rth@redhat.com>
22359 PR middle-end/60908
22360 * trans-mem.c (tm_region_init): Mark entry block as visited.
22362 2016-01-26 David Malcolm <dmalcolm@redhat.com>
22365 * diagnostic-show-locus.c (layout::print_source_line): Replace
22366 call to pp_newline with call to layout::print_newline.
22367 (layout::print_annotation_line): Likewise.
22368 (layout::move_to_column): Likewise.
22369 (layout::print_any_fixits): After printing any fixits, print a
22370 trailing newline, if necessary.
22371 (layout::print_newline): New method, resetting any colorization
22373 (diagnostic_show_locus): Move the pp_newline to before the
22374 early bailout. Remove dummy block enclosing the layout instance.
22375 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
22376 of pp_newline_and_flush with pp_flush.
22377 (diagnostic_append_note): Delete use of pp_newline.
22378 (diagnostic_append_note_at_rich_loc): Delete.
22379 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
22380 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
22381 when newline characters are added to the buffer.
22383 2016-01-26 Michael Matz <matz@suse.de>
22385 * configure.ac (ac_cv_std_swap_in_utility): New test.
22386 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
22387 * configure: Regenerate.
22388 * config.in: Regenerate.
22390 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
22392 * config/arc/arc.md (cstoresi4): Force operand into register.
22393 (arcset<code>): Fix predicate.
22394 (arcsetltu): Likewise.
22395 (arcsetgeu): Likewise.
22396 (arcsethi): Likewise.
22397 (arcsetls): Likewise.
22399 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22401 PR tree-optimization/69483
22402 * gimple-fold.c (canonicalize_constructor_val): Return NULL
22403 if base has error_mark_node type.
22405 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
22408 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
22409 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
22411 (vget_lane_f16): Handle big-endian.
22412 (vgetq_lane_f16): Likewise.
22413 (vset_lane_f16): Likewise.
22414 (vsetq_lane_f16): Likewise.
22415 * config/arm/iterators.md (VQXMOV): Add V8HF.
22416 (VDQ): Add V4HF and V8HF.
22417 (V_reg): Handle V4HF and V8HF.
22418 (Is_float_mode): Likewise.
22419 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
22420 neon_vdup_nv8hf): New patterns.
22421 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
22422 Use VD_LANE iterator.
22423 (neon_vld1_dup<mode>): Use VQ2 iterator.
22425 2016-01-26 Nathan Sidwell <nathan@acm.org>
22427 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
22428 (set_oacc_fn_attrib): Add IS_KERNEL arg.
22429 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
22430 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
22431 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
22432 (oacc_validate_dims): Add LEVEL arg, don't return level.
22433 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
22434 oacc_validate_dims.
22435 (execute_oacc_device_lower): Adjust, add more dump output.
22436 * tree-ssa-loop.c (gate_oacc_kernels): Use
22437 oacc_fn_attrib_kernels_p.
22438 * tree-parloops.c (create_parallel_loop): Adjust
22439 set_oacc_fn_attrib call.
22441 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22444 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
22445 (append_compiler_options): Handle -fcilkplus.
22446 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
22448 2016-01-26 Nick Clifton <nickc@redhat.com>
22451 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
22452 been marked as DECL_ONE_ONLY but we do not the means to make it
22453 so, then do not allow it to bind locally.
22455 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22458 * opts.h (parse_sanitizer_options): New prototype.
22459 * opts.c (sanitizer_opts): New array.
22460 (parse_sanitizer_options): New function.
22461 (common_handle_option): Use parse_sanitizer_options.
22463 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
22466 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
22467 alignment adjustment to ...
22468 (ix86_update_stack_boundary): Here. Don't over-align stack for
22470 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
22471 if __tls_get_addr is called.
22473 2016-01-26 Christian Bruel <christian.bruel@st.com>
22475 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
22477 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
22479 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
22481 2016-01-26 Richard Biener <rguenther@suse.de>
22483 PR middle-end/69467
22484 * match.pd: Guard X * CST CMP 0 pattern with single_use.
22486 2016-01-26 Richard Biener <rguenther@suse.de>
22488 PR tree-optimization/69452
22489 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
22490 (move_computations_dom_walker::before_dom_children): Rename
22492 (move_computations_worker): This.
22493 (move_computations): Perform an RPO rather than a DOM walk.
22495 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22498 * combine.c (combine_instructions): For REG_EQUAL note with
22499 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
22500 to the underlying register.
22501 * doc/rtl.texi (REG_EQUAL): Document the behavior of
22502 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
22504 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
22507 * config/aarch64/aarch64-builtins.c
22508 (aarch64_init_simd_builtin_types): Do not set structural
22509 equality to __Poly{8,16,64,128}_t types.
22511 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
22513 PR tree-optimization/69400
22514 * wide-int.cc (wi_pack): Take the precision as argument and
22515 perform canonicalization here rather than in the callers.
22516 Use the main loop to handle all full-width HWIs. Add a
22517 zero HWI if in_len isn't a full result.
22518 (wi::divmod_internal): Update accordingly.
22519 (wi::mul_internal): Likewise. Simplify.
22521 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22522 Sebastian Pop <s.pop@samsung.com>
22524 * graphite-poly.c (apply_poly_transforms): Simplify.
22525 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
22526 (print_isl_map): Same.
22527 (print_isl_union_map): Same.
22528 (print_isl_schedule): New.
22529 (debug_isl_schedule): New.
22530 * graphite-dependences.c (scop_get_reads): Do not call
22531 isl_union_map_add_map that is undocumented isl functionality.
22532 (scop_get_must_writes): Same.
22533 (scop_get_may_writes): Same.
22534 (scop_get_original_schedule): Remove.
22535 (scop_get_dependences): Do not call isl_union_map_compute_flow that
22536 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
22537 (compute_deps): Remove.
22538 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
22539 (debug_schedule_ast): New.
22540 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
22541 set_separate_option.
22542 (graphite_regenerate_ast_isl): Add dump.
22543 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
22544 from scop->transformed_schedule.
22545 (graphite_regenerate_ast_isl): Add more dump.
22546 * graphite-optimize-isl.c (optimize_isl): Set
22547 scop->transformed_schedule. Check whether schedules are equal.
22548 (apply_poly_transforms): Move here.
22549 * graphite-poly.c (apply_poly_transforms): ... from here.
22550 (free_poly_bb): Static.
22551 (free_scop): Static.
22552 (pbb_number_of_iterations_at_time): Remove.
22553 (print_isl_ast): New.
22554 (debug_isl_ast): New.
22555 (debug_scop_pbb): New.
22556 * graphite-scop-detection.c (print_edge): Move.
22557 (print_sese): Move.
22558 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
22559 (build_scop_scattering): Remove.
22560 (create_pw_aff_from_tree): Assert instead of bailing out.
22561 (add_condition_to_pbb): Remove unused code, do not fail.
22562 (add_conditions_to_domain): Same.
22563 (add_conditions_to_constraints): Remove.
22564 (build_scop_context): New.
22565 (add_iter_domain_dimension): New.
22566 (build_iteration_domains): Initialize pbb->iterators.
22567 Call add_conditions_to_domain.
22570 (index_outermost_in_loop): New.
22571 (index_pbb_in_loop): New.
22572 (outermost_pbb_in): New.
22573 (add_in_sequence): New.
22574 (add_outer_projection): New.
22575 (outer_projection_mupa): New.
22576 (add_loop_schedule): New.
22577 (build_schedule_pbb): New.
22578 (build_schedule_loop): New.
22579 (embed_in_surrounding_loops): New.
22580 (build_schedule_loop_nest): New.
22581 (build_original_schedule): New.
22582 (build_poly_scop): Call build_original_schedule.
22583 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
22584 (free_poly_dr): Remove.
22585 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
22586 (free_poly_bb): Remove.
22587 (debug_loop_vec): Remove.
22588 (print_isl_ast): Declare.
22589 (debug_isl_ast): Declare.
22590 (scop_do_interchange): Remove.
22591 (scop_do_strip_mine): Remove.
22592 (scop_do_block): Remove.
22593 (flatten_all_loops): Remove.
22594 (optimize_isl): Remove.
22595 (pbb_number_of_iterations_at_time): Remove.
22596 (debug_scop_pbb): Declare.
22597 (print_schedule_ast): Declare.
22598 (debug_schedule_ast): Declare.
22599 (struct scop): Remove schedule. Add original_schedule,
22600 transformed_schedule.
22601 (free_gimple_poly_bb): Remove.
22602 (print_generated_program): Remove.
22603 (debug_generated_program): Remove.
22604 (unify_scattering_dimensions): Remove.
22605 * sese.c (print_edge): ... here.
22606 (print_sese): ... here.
22607 (debug_edge): ... here.
22608 (debug_sese): ... here.
22609 * sese.h (print_edge): Declare.
22610 (print_sese): Declare.
22611 (dump_edge): Declare.
22612 (dump_sese): Declare.
22614 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22615 Sebastian Pop <s.pop@samsung.com>
22617 * Makefile.in: Set ISLVER in site.exp.
22619 2016-01-25 Jakub Jelinek <jakub@redhat.com>
22621 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
22622 DECL_VALUE_EXPR of new_var even for the non-array case. Look
22623 through DECL_VALUE_EXPR for expansion.
22625 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22627 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
22628 the frame info after reload completed.
22630 2016-01-25 Jeff Law <law@redhat.com>
22632 PR tree-optimization/69196
22633 PR tree-optimization/68398
22634 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
22635 tree-ssa-threadupdate.c.
22636 (determine_bb_domination_status): Prototype
22637 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
22638 (determine_bb_domination_status): No longer static.
22639 (valid_jump_thread_path): Remove code to detect characteristics
22640 of the jump thread path not associated with correctness.
22641 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
22642 Correct test for thread path length. Count PHIs for real operands as
22643 statements that need to be copied. Do not count ASSERT_EXPRs.
22644 Look at all the blocks in the thread path. Compute and selectively
22645 filter thread paths based on threading through the latch, threading
22646 a multiway branch or crossing a multiway branch.
22648 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22650 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
22651 decl with __attribute__ ((unused)) annotation.
22653 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
22656 * tree-vect-stmts.c (vectorizable_condition): Check vectype
22657 of operands is compatible with a statement vectype.
22659 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
22661 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
22662 improve wording for mixed storage order support.
22664 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
22666 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
22667 (vcvt_u64_f64): Likewise.
22668 (vcvta_s64_f64): Likewise.
22669 (vcvta_u64_f64): Likewise.
22670 (vcvtm_s64_f64): Likewise.
22671 (vcvtm_u64_f64): Likewise.
22672 (vcvtn_s64_f64): Likewise.
22673 (vcvtn_u64_f64): Likewise.
22674 (vcvtp_s64_f64): Likewise.
22675 (vcvtp_u64_f64): Likewise.
22677 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
22679 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
22680 (arc_init): Check validity mll64 option.
22681 (arc_save_restore): Use double load/store instruction.
22682 (arc_expand_movmem): Likewise.
22683 (arc_split_move): Don't split if we have double load/store
22684 instructions. Returns a boolean.
22685 (arc_process_double_reg_moves): Change function to return boolean
22686 instead of a sequence of instructions.
22687 (arc_dwarf_register_span): New function.
22688 * config/arc/arc-protos.h (arc_split_move): Change prototype.
22689 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
22690 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
22691 (*movdf_insn): Likewise.
22692 * config/arc/arc.opt (mll64): New option.
22693 * config/arc/predicates.md (even_register_operand): New predicate.
22694 * doc/invoke.texi (ARC Options): Add mll64 documentation.
22696 2016-01-25 Richard Biener <rguenther@suse.de>
22699 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
22700 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
22702 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
22704 2016-01-25 Richard Biener <rguenther@suse.de>
22706 PR tree-optimization/69376
22707 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
22709 (VN_INFO_ANTI_RANGE_P): New inline.
22710 (VN_INFO_RANGE_TYPE): Likewise.
22711 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
22712 SSA_NAME_ANTI_RANGE_P.
22713 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
22714 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
22715 Properly query VN_INFO_RANGE_TYPE.
22717 2016-01-25 Nick Clifton <nickc@redhat.com>
22720 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
22722 2016-01-23 Tom de Vries <tom@codesourcery.com>
22724 PR tree-optimization/69426
22725 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
22728 2016-01-23 Jakub Jelinek <jakub@redhat.com>
22730 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
22731 "the the" with "the" in the comments.
22732 * ipa-devirt.c (build_type_inheritance_graph,
22733 update_type_inheritance_graph): Likewise.
22734 * tree.c (build_function_type_list_1): Likewise.
22735 * cfgloopmanip.c (scale_loop_profile): Likewise.
22736 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
22737 * gimple-ssa-split-paths.c
22738 (find_block_to_duplicate_for_splitting_paths): Likewise.
22739 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
22740 * expr.c (convert_move): Likewise.
22741 * var-tracking.c (vt_stack_adjustments): Likewise.
22742 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
22743 * tree-vrp.c (test_for_singularity): Likewise.
22745 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
22746 directly instead of building a temporary tree.
22749 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
22750 remove <algorithm> include.
22752 2016-01-22 Jakub Jelinek <jakub@redhat.com>
22755 * config/i386/i386.c: Include dojump.h.
22756 (expand_small_movmem_or_setmem,
22757 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
22759 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
22760 if dynamic_check != -1.
22762 2016-01-21 Jeff Law <law@redhat.com>
22764 PR middle-end/69347
22765 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
22766 record_temporary_equivalences. Rewritten to avoid unnecessary calls
22767 into dominated_by_p.
22768 (cprop_into_successor_phis): Avoid unnecessary tests.
22770 2016-01-22 Richard Henderson <rth@redhat.com>
22773 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
22774 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
22776 2016-01-22 Michael Matz <matz@suse.de>
22778 * system.h (string, algorithm): Include only conditionally.
22779 (new): Include always under C++.
22780 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
22781 * final.c (toplevel): Ditto.
22782 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
22783 * genconditions.c (write_header): Make gencondmd.c define
22785 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
22787 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
22788 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
22790 2016-01-22 Christian Bruel <christian.bruel@st.com>
22793 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
22795 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22798 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
22799 define_insn_and_split. Ensure operands[1] and operands[0] do not
22800 get assigned the same register.
22802 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
22804 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
22806 2016-01-22 Christian Bruel <christian.bruel@st.com>
22808 * config/arm/arm-c.c (arm_pragma_target_parse):
22809 Remove warn_builtin_macro_redefined overwrite.
22811 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
22813 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
22814 flag_non_call_exceptions compatibility.
22816 2016-01-22 Jakub Jelinek <jakub@redhat.com>
22819 * dwarf2out.c (add_child_die_after): New function.
22820 (dwarf_qual_info_t): New type.
22821 (dwarf_qual_info): New variable.
22822 (qualified_die_p): New function.
22823 (modified_type_die): For -fdebug-types-section, ensure
22824 canonical order of qualifiers. Put qualified DIEs adjacent
22825 to the corresponding non-qualified type DIE and search there
22826 for existing qualified DIEs.
22828 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
22830 * doc/extend.texi (scalar_storage_order type attribute): Document
22831 restriction on type punning and aliasing, and remove future tense.
22833 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
22836 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
22839 2016-01-21 Jeff Law <law@redhat.com>
22841 PR middle-end/69347
22842 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
22843 useless call to record_temporary_equivalences.
22844 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
22845 allocate 10 slots in the bb_path vector and let it grow as needed.
22846 (fsm_find_control_statement_thread_paths): Similarly for the next_path
22849 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
22851 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
22853 * configure: Regenerate.
22855 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
22857 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
22858 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
22860 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
22862 PR middle-end/66178
22863 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
22864 drop EXPAND_INITIALIZER.
22865 * rtl.h (contains_symbolic_reference_p): Declare.
22866 * rtlanal.c (contains_symbolic_reference_p): New function.
22867 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
22868 a subtraction into a NOT if symbolic constants are involved.
22870 2016-01-21 Anton Blanchard <anton@samba.org>
22871 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22874 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
22876 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
22879 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
22881 * config/microblaze/microblaze.c
22882 (get_branch_target): New.
22883 (insert_wic_for_ilb_runout): New.
22885 (microblaze_machine_dependent_reorg): New.
22886 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
22887 * config/microblaze/microblaze.md
22888 (UNSPEC_IPREFETCH): Define.
22889 (iprefetch): New pattern
22890 * config/microblaze/microblaze.opt
22891 (mxl-prefetch): New flag.
22893 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
22895 * config/microblaze/microblaze.h
22896 (FIXED_REGISTERS): Update in macro.
22897 (CALL_USED_REGISTERS): Update in macro.
22899 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
22901 PR rtl-optimization/68920
22902 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
22905 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
22907 PR rtl-optimization/68990
22908 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
22909 pseudo instead of inheritance ones.
22911 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
22912 Nick Clifton <nickc@redhat.com>
22916 * config/mips/mips.c (mips_compute_frame_info): Initialise
22917 args_size and hard_frame_pointer_offset fields of the frame
22918 structure before calling mips_global_pointer.
22920 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
22922 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
22924 * configure: Regenerate.
22926 2016-01-21 Richard Biener <rguenther@suse.de>
22928 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
22930 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
22932 * config/s390/s390.c (s390_asm_declare_function_size): Add code
22933 to actually emit the .size directive.
22935 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
22936 Jakub Jelinek <jakub@redhat.com>
22940 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
22941 args array size by one to avoid buffer overflow.
22943 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
22945 * config/s390/s390.md (pool_section_start): Use switch_to_section
22946 to select proper read-only data section instead of hardcoding
22948 (pool_section_end): Use switch_to_section to match the above.
22950 2016-01-21 Richard Biener <rguenther@suse.de>
22952 PR tree-optimization/69378
22953 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
22954 (set_ssa_val_to): Use it for dominance checks taking into
22955 account not executable edges.
22957 2016-01-21 Jakub Jelinek <jakub@redhat.com>
22960 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
22961 for bitsize instead of GET_MODE_PRECISION (mode).
22963 2016-01-20 Martin Sebor <msebor@redhat.com>
22966 * extend.texi (__sync Builtins): Clarify the semantics of
22967 __sync_fetch_and_OP built-ins on pointers.
22968 (__atomic Builtins): Same.
22970 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22971 Sebastian Pop <s.pop@samsung.com>
22973 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
22974 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
22975 (is_valid_rename): Same.
22976 (translate_isl_ast_to_gimple::get_rename): Same.
22977 (translate_isl_ast_to_gimple::rename_all_uses): Same.
22978 (translate_isl_ast_to_gimple::rename_uses): Same.
22979 (get_new_name): Check for close_phi nodes.
22980 (copy_loop_phi_args): Use phi_node_kind.
22981 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
22982 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
22984 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22985 Sebastian Pop <s.pop@samsung.com>
22987 Revert commit r229783.
22988 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
22989 Remove use of parameter_rename_map.
22990 (copy_def): Remove.
22991 (copy_internal_parameters): Remove.
22992 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
22993 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
22994 (free_sese_info): Do not free parameter_rename_map.
22995 (set_rename): Do not use parameter_rename_map.
22996 (rename_uses): Update call to set_rename.
22997 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
22998 * sese.h (parameter_rename_map_t): Remove.
22999 (struct sese_info_t): Remove field parameter_rename_map.
23001 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23002 Sebastian Pop <s.pop@samsung.com>
23004 * graphite-isl-ast-to-gimple.c: Fix comment.
23005 * graphite-scop-detection.c (defined_in_loop_p): New.
23006 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
23007 names defined in loop.
23009 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23010 Sebastian Pop <s.pop@samsung.com>
23012 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
23013 Discard unstructured if-then-else regions.
23015 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23016 Sebastian Pop <s.pop@samsung.com>
23018 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
23019 (cleanup_loop_iter_dom): Remove.
23020 (build_loop_iteration_domains): Remove.
23021 (build_scop_context): Remove.
23022 (build_scop_iteration_domain): Remove.
23023 (add_loop_constraints): New.
23024 (build_iteration_domains): New.
23025 (build_poly_scop): Call build_iteration_domains.
23027 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23028 Sebastian Pop <s.pop@samsung.com>
23030 * graphite-scop-detection.c
23031 (scop_detection::harmful_loop_in_region): Free dom and loops.
23032 (scop_detection::loop_body_is_valid_scop): Free bbs.
23034 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23035 Sebastian Pop <s.pop@samsung.com>
23037 * graphite-scop-detection.c (record_loop_in_sese): New.
23038 (gather_bbs::before_dom_children): Call record_loop_in_sese.
23039 (build_scops): Remove call to build_sese_loop_nests.
23040 * sese.c (sese_record_loop): Remove.
23041 (build_sese_loop_nests): Remove.
23042 (new_sese_info): Remove region->loops.
23043 (free_sese_info): Same.
23044 * sese.h (sese_contains_loop): Same.
23045 (build_sese_loop_nests): Remove.
23046 (sese_contains_loop): Remove.
23048 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23049 Sebastian Pop <s.pop@samsung.com>
23051 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
23052 loop_is_valid_in_scop.
23053 (scop_detection::harmful_stmt_in_region): Renamed
23054 harmful_loop_in_region.
23055 Call loop_is_valid_in_scop.
23057 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23058 Sebastian Pop <s.pop@samsung.com>
23060 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
23063 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23064 Sebastian Pop <s.pop@samsung.com>
23066 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
23067 * graphite.h (struct poly_bb): Remove field is_reduction.
23068 (PBB_IS_REDUCTION): Remove.
23070 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23071 Sebastian Pop <s.pop@samsung.com>
23073 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
23074 (add_pdr_constraints): Same.
23075 (scop_get_reads): Same.
23076 (scop_get_must_writes): Same.
23077 (scop_get_may_writes): Same.
23078 (scop_get_original_schedule): Same.
23079 (extend_schedule): Same.
23080 (apply_schedule_on_deps): Same.
23081 (carries_deps): Same.
23082 (compute_deps): Same.
23083 (scop_get_dependences): Same.
23084 * graphite-isl-ast-to-gimple.c
23085 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
23086 * graphite-optimize-isl.c (get_schedule_for_band): Same.
23087 (get_schedule_for_band_list): Same.
23088 (get_schedule_map): Same.
23089 (apply_schedule_map_to_scop): Same.
23090 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
23091 (build_loop_iteration_domains): Same.
23092 (add_condition_to_pbb): Same.
23093 (add_param_constraints): Same.
23094 (pdr_add_memory_accesses): Same.
23095 (pdr_add_data_dimensions): Same.
23097 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23099 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
23102 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23104 * common.opt (feliminate-dwarf2-dups): Replace references to
23105 "DWARF 2" with just "DWARF".
23106 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
23107 * doc/extend.texi: Likewise.
23108 * doc/cpp.texi: Likewise.
23109 * doc/invoke.texi: Likewise.
23110 (Option Summary): Add -gdwarf to list of Debugging Options.
23111 (Debugging Options): Document -gdwarf.
23112 * doc/contrib.texi: Spell "DWARF" like that.
23114 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23116 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
23117 warning. Fix up formatting.
23119 PR middle-end/67653
23120 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
23121 attempt to mark memory input operand addressable and
23122 call prepare_gimple_addressable in that case. Don't adjust
23123 input_location for diagnostics, use error_at instead.
23125 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
23127 * config/rs6000/ppc-auxv.h: New file.
23128 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
23129 (cpu_is): Likewise.
23130 (cpu_supports): Likewise.
23131 * config/rs6000/rs6000.c: include "ppc-auxv.h".
23132 (cpu_is_info): New variable.
23133 (cpu_supports_info): Likewise.
23134 (tcb_verification_symbol): Likewise.
23135 (cpu_builtin_p): Likewise.
23136 (cpu_expand_builtin): New function.
23137 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
23138 (rs6000_init_builtins): Likewise.
23139 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
23140 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
23141 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
23142 * configure: Regenerate.
23143 * config.in: Likewise.
23144 * doc/extend.texi (PowerPC Built-in Functions): Document
23145 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
23147 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
23150 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
23152 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
23155 2016-01-20 Richard Henderson <rth@redhat.com>
23161 * tree.c (tm_define_builtin): New.
23162 (find_tm_vector_type): New.
23163 (build_tm_vector_builtins): New.
23164 (build_common_builtin_nodes): Call it.
23166 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
23168 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
23169 (arm_fp_ok): Likewise.
23170 (arm_fp): Likewise.
23171 (arm_crypto): Likewise.
23173 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
23174 Richard Biener <rguenther@suse.de>
23176 PR tree-optimization/69328
23177 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
23178 vectors have same number of elements.
23179 (vectorizable_condition): Fix masked version recognition.
23181 2016-01-20 Richard Biener <rguenther@suse.de>
23183 PR tree-optimization/69345
23184 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
23185 (VN_INFO_PTR_INFO): Likewise.
23186 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
23187 info when it is equal between non-dominating SSA names.
23188 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
23189 Make sure to look at original SSA infos.
23191 2016-01-20 Jeff Law <law@redhat.com>
23194 * config/m68k/predicates.md (pow2_m1_operand): New predicate
23196 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
23197 (pc_or_label_operand): New predicate.
23198 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
23199 tests for small integers that are 2^n - 1.
23201 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
23203 * doc/invoke.texi (Options Summary): Add '.' after @xref.
23205 2016-01-19 Jeff Law <law@redhat.com>
23207 PR middle-end/69347
23208 * tree-ssa-threadbackwards.c
23209 (fsm_find_control_statement_thread_paths): Do not try to lookup
23210 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
23212 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
23214 * doc/lto.texi: Remove text that says only Gold has linker plugin
23217 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
23219 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
23220 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
23221 the DIE accordingly.
23222 (modified_type_die): Add REVERSE parameter and pass it recursively,
23223 as well as to base_type_die. Adjust presence check accordingly.
23224 (base_type_for_mode): Adjust call to modified_type_die.
23225 (add_type_attribute): Add REVERSE parameter and pass it to
23227 (generic_parameter_die): Adjust call to add_type_attribute.
23228 (add_scalar_info): Likewise.
23229 (add_subscript_info): Likewise.
23230 (gen_array_type_die): Likewise.
23231 (gen_descr_array_type_die): Likewise.
23232 (gen_entry_point_die): Likewise.
23233 (gen_enumeration_type_die): Likewise.
23234 (gen_formal_parameter_die): Likewise.
23235 (gen_subprogram_die): Likewise.
23236 (gen_variable_die ): Likewise.
23237 (gen_const_die): Likewise.
23238 (gen_field_die): Likewise.
23239 (gen_pointer_type_die): Likewise.
23240 (gen_reference_type_die): Likewise.
23241 (gen_ptr_to_mbr_type_die): Likewise.
23242 (gen_inheritance_die): Likewise.
23243 (gen_subroutine_type_die): Likewise.
23244 (gen_typedef_die): Likewise.
23245 (force_type_die): Adjust call to modified_type_die.
23247 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
23249 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
23250 flow throughout the file. Fix broken link to Objective-C 2.0
23252 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
23255 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23257 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
23259 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23262 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
23263 (maybe_record_node): Record cxa_pure_virtual as the only possible
23264 target if there are not ohter candidates.
23265 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
23267 2016-01-19 Richard Biener <rguenther@suse.de>
23269 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
23270 (get_memory_order): Likewise.
23272 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
23274 * tree-vect-stmts.c (vectorizable_store): Check
23277 2016-01-19 David Malcolm <dmalcolm@redhat.com>
23280 * gcc.c (driver::decode_argv): Add call to
23281 init_opts_obstack before init_options_struct.
23282 * opts.c (init_opts_obstack): Remove idempotency.
23283 (init_options_struct): Replace call to init_opts_obstack
23284 with a gcc_assert to verify that it has already been called.
23285 * toplev.c (toplev::main): Add call to init_opts_obstack before
23286 calls to init_options_struct.
23287 (toplev::finalize): Move cleanup of opts_obstack next to
23288 cleanup of save_decoded_options, clearing the latter, and
23289 save_decoded_options_count.
23291 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23294 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
23295 attribute to unconditional. Remove %? from output template.
23297 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23298 Jiong Wang <jiong.wang@arm.com>
23300 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
23301 generated from different expand order.
23303 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23305 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23306 Add support for CCMP costing.
23308 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23310 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
23311 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
23312 (fccmpe<mode>): Likewise.
23313 (fcmp): Rename to fcmp and globalize pattern.
23315 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
23316 (aarch64_gen_ccmp_next): Add FP support.
23318 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23320 * target.def (gen_ccmp_first): Update documentation.
23321 (gen_ccmp_next): Likewise.
23322 * doc/tm.texi (gen_ccmp_first): Update documentation.
23323 (gen_ccmp_next): Likewise.
23324 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
23325 expand_ccmp_expr_1. Improve comments.
23326 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
23327 (ccmp_ior<mode>): Remove pattern.
23328 (cmp<mode>): Remove expand.
23329 (cmp): Globalize pattern.
23330 (cstorecc4): Use cc_register.
23331 (mov<mode>cc): Remove ccmp_cc_register check.
23332 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
23333 Simplify after removal of CC_DNE/* modes.
23334 (aarch64_ccmp_mode_to_code): Remove.
23335 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
23336 In 'k' case use integer as condition.
23337 (aarch64_nzcv_codes): Remove inverted cases.
23338 (aarch64_code_to_ccmode): Remove.
23339 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
23340 comparison with CC register to be used in folowing CCMP/branch/CSEL.
23341 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
23342 pattern. Return the comparison with CC register. Invert conditions
23343 when bitcode is OR.
23344 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
23345 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
23347 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23349 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23350 instrumented_version.
23352 2016-01-19 Richard Biener <rguenther@suse.de>
23354 PR tree-optimization/69336
23355 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
23356 handled components with get_ref_base_and_extent.
23357 (equal_mem_array_ref_p): Adjust.
23359 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23362 * shrink-wrap.c: Include valtrack.h.
23363 (move_insn_for_shrink_wrap): Add DEBUG argument. If
23364 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
23365 in between insn and where it will be moved to. Call
23366 dead_debug_insert_temp.
23367 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
23368 first and dead_debug_local_finish at the end.
23369 For uses and defs bitmap, handle all regs in between REGNO and
23370 END_REGNO, not just the first one.
23372 2016-01-19 Richard Biener <rguenther@suse.de>
23374 PR tree-optimization/69352
23375 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
23376 (equal_mem_array_ref_p): Constrain size and max size properly.
23377 Compare the reverse flag.
23379 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
23381 * ira.c (ira): Update regstat data if we deleted insns.
23383 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23385 PR rtl-optimization/68955
23386 PR rtl-optimization/64557
23387 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
23388 here. Fix up formatting.
23389 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
23391 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23394 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
23395 assume that the node has body.
23396 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
23399 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23401 * lto-streamer-out.c (lto_output): Do not stream instrumentation
23404 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23406 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
23407 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
23409 2016-01-19 Martin Jambor <mjambor@suse.cz>
23410 Martin Liska <mliska@suse.cz>
23411 Michael Matz <matz@suse.de>
23413 * Makefile.in (OBJS): Add new source files.
23414 (GTFILES): Add hsa.c.
23415 * common.opt (disable_hsa): New variable.
23416 (-Whsa): New warning.
23417 * config.in (ENABLE_HSA): New.
23418 * configure.ac: Treat hsa differently from other accelerators.
23419 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
23420 $enable_offloading.
23421 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
23422 * doc/install.texi (Configuration): Document --with-hsa-runtime,
23423 --with-hsa-runtime-include, --with-hsa-runtime-lib and
23424 --with-hsa-kmt-lib.
23425 * doc/invoke.texi (-Whsa): Document.
23426 (hsa-gen-debug-stores): Likewise.
23427 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
23428 to invoke offload compiler for hsa acclerator.
23429 * opts.c (common_handle_option): Determine whether HSA offloading
23430 should be performed.
23431 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
23432 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
23433 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
23434 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
23435 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
23436 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
23437 GF_OMP_FOR_KIND_GRID_LOOP.
23438 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
23439 (pp_gimple_stmt_1): Likewise.
23440 * gimple-walk.c (walk_gimple_stmt): Likewise.
23441 * gimple.c (gimple_build_omp_grid_body): New function.
23442 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
23443 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
23444 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
23445 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
23446 GF_OMP_TEAMS_GRID_PHONY.
23447 (gimple_statement_omp_single_layout): Updated comments.
23448 (gimple_build_omp_grid_body): New function.
23449 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
23450 (gimple_omp_for_grid_phony): New function.
23451 (gimple_omp_for_set_grid_phony): Likewise.
23452 (gimple_omp_parallel_grid_phony): Likewise.
23453 (gimple_omp_parallel_set_grid_phony): Likewise.
23454 (gimple_omp_teams_grid_phony): Likewise.
23455 (gimple_omp_teams_set_grid_phony): Likewise.
23456 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
23457 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
23458 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
23459 (BUILT_IN_GOMP_TARGET): Updated type.
23460 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
23461 (adjust_for_condition): New function.
23462 (get_omp_for_step_from_incr): Likewise.
23463 (extract_omp_for_data): Moved parts to adjust_for_condition and
23464 get_omp_for_step_from_incr.
23465 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
23466 (fixup_child_record_type): Bail out if receiver_decl is NULL.
23467 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
23468 (scan_omp_parallel): Do not create child functions for phony
23470 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
23471 (scan_omp_1_op): Checking assert we are not remapping to
23472 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
23473 (parallel_needs_hsa_kernel_p): New function.
23474 (expand_parallel_call): Register apprpriate parallel child
23475 functions as HSA kernels.
23476 (grid_launch_attributes_trees): New type.
23477 (grid_attr_trees): New variable.
23478 (grid_create_kernel_launch_attr_types): New function.
23479 (grid_insert_store_range_dim): Likewise.
23480 (grid_get_kernel_launch_attributes): Likewise.
23481 (get_target_argument_identifier_1): Likewise.
23482 (get_target_argument_identifier): Likewise.
23483 (get_target_argument_value): Likewise.
23484 (push_target_argument_according_to_value): Likewise.
23485 (get_target_arguments): Likewise.
23486 (expand_omp_target): Call get_target_arguments instead of looking
23487 up for teams and thread limit.
23488 (grid_expand_omp_for_loop): New function.
23489 (grid_arg_decl_map): New type.
23490 (grid_remap_kernel_arg_accesses): New function.
23491 (grid_expand_target_kernel_body): New function.
23492 (expand_omp): Call it.
23493 (lower_omp_for): Do not emit phony constructs.
23494 (lower_omp_taskreg): Do not emit phony constructs but create for them
23495 a temporary variable receiver_decl.
23496 (lower_omp_taskreg): Do not emit phony constructs.
23497 (lower_omp_teams): Likewise.
23498 (lower_omp_grid_body): New function.
23499 (lower_omp_1): Call it.
23500 (grid_reg_assignment_to_local_var_p): New function.
23501 (grid_seq_only_contains_local_assignments): Likewise.
23502 (grid_find_single_omp_among_assignments_1): Likewise.
23503 (grid_find_single_omp_among_assignments): Likewise.
23504 (grid_find_ungridifiable_statement): Likewise.
23505 (grid_target_follows_gridifiable_pattern): Likewise.
23506 (grid_remap_prebody_decls): Likewise.
23507 (grid_copy_leading_local_assignments): Likewise.
23508 (grid_process_kernel_body_copy): Likewise.
23509 (grid_attempt_target_gridification): Likewise.
23510 (grid_gridify_all_targets_stmt): Likewise.
23511 (grid_gridify_all_targets): Likewise.
23512 (execute_lower_omp): Call grid_gridify_all_targets.
23513 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
23514 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
23515 (tree_omp_clause): Added union field dimension.
23516 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
23517 * tree.c (omp_clause_num_ops): Added number of arguments of
23518 OMP_CLAUSE__GRIDDIM_.
23519 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
23520 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
23521 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
23522 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
23523 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
23524 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
23525 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
23526 * tree-pass.h (make_pass_gen_hsail): Declare.
23527 (make_pass_ipa_hsa): Likewise.
23528 * ipa-hsa.c: New file.
23529 * lto-section-in.c (lto_section_name): Add hsa section name.
23530 * lto-streamer.h (lto_section_type): Add hsa section.
23531 * timevar.def (TV_IPA_HSA): New.
23532 * hsa-brig-format.h: New file.
23533 * hsa-brig.c: New file.
23534 * hsa-dump.c: Likewise.
23535 * hsa-gen.c: Likewise.
23538 * toplev.c (compile_file): Call hsa_output_brig.
23539 * hsa-regalloc.c: New file.
23541 2016-01-18 Jeff Law <law@redhat.com>
23543 PR tree-optimization/69320
23544 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
23545 ranged object, do nothing if the RHS constant is not [0..1].
23546 (optimize_stmt): Comparing a boolean ranged object against a
23547 constant outside [0..1] results in a compile-time constant.
23549 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
23552 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
23554 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23555 (Option Summary): Update to reflect new section and moved options.
23556 (C++ Dialect Options): Move -fstats to new section.
23557 (Debugging Options): Move all dump, statistics, and other GCC
23558 developer options to new section. Rewrite section introduction
23559 and re-order remaining options to put the more basic ones first.
23560 (Optimization Options): Move -fira-verbose and -flto-report* to
23562 (Developer Options): New section incorporating moved options.
23563 * doc/cppopts.texi (-dM): Update cross-reference.
23565 2016-01-18 Richard Henderson <rth@redhat.com>
23568 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
23569 operands to pseudo only if CSE is expected. Split long immediate
23570 operands only after reload, and for the stack pointer.
23571 (*add<GPI>3_pluslong): Remove.
23572 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
23573 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
23574 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
23575 (*add<GPI>3 peepholes): New.
23576 (*add<GPI>3 splitters): New.
23577 * config/aarch64/constraints.md (Upl): New.
23578 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
23580 2016-01-18 Richard Biener <rguenther@suse.de>
23582 PR tree-optimization/69297
23583 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
23585 (vect_bb_vectorization_profitable_p): Clear visited flag again.
23587 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
23589 PR middle-end/68542
23590 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
23591 of mixind vector and scalar types.
23592 (fold_relational_const): Add handling of vector
23593 comparison with boolean result.
23594 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
23595 comparison of vector operands with boolean result for EQ/NE only.
23596 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
23597 (verify_gimple_cond): Likewise.
23598 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
23601 2016-01-18 Joseph Myers <joseph@codesourcery.com>
23603 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
23606 2016-01-18 Richard Biener <rguenther@suse.de>
23608 PR middle-end/69308
23609 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
23611 2016-01-18 Tom de Vries <tom@codesourcery.com>
23613 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
23615 2016-01-18 Tom de Vries <tom@codesourcery.com>
23617 * omp-low.c (set_oacc_fn_attrib): Make extern.
23618 * omp-low.h (set_oacc_fn_attrib): Declare.
23619 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
23620 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
23621 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
23622 Add and handle function parameter oacc_kernels_p.
23623 (find_reduc_addr, get_omp_data_i_param): New function.
23624 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
23625 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
23626 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
23627 Calculate dominance info. Skip loops that are not in a kernels region
23628 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
23629 (pass_parallelize_loops::execute): Call parallelize_loops with
23630 oacc_kernels_p argument.
23631 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
23632 New member function.
23633 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
23634 * passes.def: Add argument to pass_parallelize_loops instantation.
23636 2016-01-18 Tom de Vries <tom@codesourcery.com>
23638 * tree-parloops.c (pass_parallelize_loops::execute): Allow
23639 pass_parallelize_loops to be run outside the loop pipeline.
23641 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23643 * tree-scalar-evolution.c (follow_copies_to_constant): New.
23644 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
23646 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23649 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
23650 using get_ref_base_and_extent.
23651 (equal_mem_array_ref_p): New.
23652 (hashable_expr_equal_p): Add call to previous.
23654 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23657 * tree-sra.c (disqualified_constants, constant_decl_p): New.
23658 (sra_initialize): Allocate disqualified_constants.
23659 (sra_deinitialize): Free disqualified_constants.
23660 (disqualify_candidate): Update disqualified_constants when appropriate.
23661 (create_access): Scan for constant-pool entries as we go along.
23662 (scalarizable_type_p): Add check against type_contains_placeholder_p.
23663 (maybe_add_sra_candidate): Allow constant-pool entries.
23664 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
23665 (initialize_constant_pool_replacements): New.
23666 (sra_modify_assign): Avoid mangling assignments created by previous,
23667 and don't generate writes into constant pool.
23668 (sra_modify_function_body): Call initialize_constant_pool_replacements.
23670 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
23672 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
23673 andnot instruction.
23674 (scalar_chain::convert_op): Likewise.
23675 * config/i386/i386.md (*andndi3_doubleword): New.
23677 2016-01-18 Richard Biener <rguenther@suse.de>
23679 PR tree-optimization/69170
23680 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
23681 building a vector from scalar results of a pattern stmt.
23683 2016-01-18 Jakub Jelinek <jakub@redhat.com>
23685 * haifa-sched.c (autopref_multipass_init): Work around
23686 -Wmaybe-uninitialized warning.
23688 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
23690 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
23691 against the constant 0.
23693 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23695 PR tree-optimization/68799
23696 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
23697 look up phi candidates in the statement-candidate map.
23698 (phi_add_costs): Likewise.
23699 (record_phi_increments): Likewise.
23700 (phi_incr_cost): Likewise.
23701 (ncd_with_phi): Likewise.
23702 (all_phi_incrs_profitable): Likewise.
23704 2016-01-17 Jakub Jelinek <jakub@redhat.com>
23706 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
23707 -Wmaybe-uninitialized warning.
23709 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
23711 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23712 (Option Summary): Update to reflect new section and moved options.
23713 (C++ Dialect Options): Move -fvtable-verify and related options.
23714 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
23715 and profiling-related options.
23716 (Optimization Options): Move profile generation options and
23717 -fstack-protector and related options.
23718 (Instrumentation Options): New section incorporating moved options.
23719 (Code Generation Options): Move -finstrument-functions and
23720 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
23722 2016-01-16 Tom de Vries <tom@codesourcery.com>
23724 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
23726 2016-01-16 Tom de Vries <tom@codesourcery.com>
23728 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
23730 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
23732 * hash-table.h (hash_table::empty): Turn into an inline wrapper
23733 that checks whether the table is already empty. Rename the
23734 original implementation to...
23735 (hash_table::empty_slot): ...this new private function.
23737 2016-01-15 David Malcolm <dmalcolm@redhat.com>
23739 PR diagnostic/68899
23740 * diagnostic-show-locus.c (layout::print_source_line): Move x
23741 offset of line until after call to
23742 get_line_width_without_trailing_whitespace.
23744 2016-01-15 Jeff Law <law@redhat.com>
23746 PR tree-optimization/69270
23747 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
23748 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
23749 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
23750 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
23751 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23752 ssa_name_has_boolean_range and constant_boolean_node.
23754 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
23756 PR rtl-optimization/69030
23757 * lra-spills.c (remove_pseudos): Check nrefs and make the function
23759 (spill_pseudos): Delete debug insn for dead pseudo.
23760 (lra_spill): Initiate spill_hard_reg and slots memory separately.
23762 2016-01-15 Jiong Wang <jiong.wang@arm.com>
23764 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
23766 (TYPES_UNOPUS): Likewise.
23767 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
23768 builtin type, from UNOP to UNOPUS.
23769 (lbtruncuv4sf): Likewise.
23770 (lbtruncuv2df): Likewise.
23771 (lrounduv2sf): Likewise.
23772 (lrounduv4sf): Likewise.
23773 (lrounduv2df): Likewise.
23774 (lroundusf): Likewise.
23775 (lroundusf): Likewise.
23776 (lceiluv2sf): Likewise.
23777 (lceiluv4sf): Likewise.
23778 (lceiluv2df): Likewise.
23779 (lceilusf): Likewise.
23780 (lceiludf): Likewise.
23781 (lflooruv2sf): Likewise.
23782 (lflooruv4sf): Likewise.
23783 (lflooruv2df): Likewise.
23784 (lfloorusf): Likewise.
23785 (lfloorudf): Likewise.
23786 (lfrintnuv2sf): Likewise.
23787 (lfrintnuv4sf): Likewise.
23788 (lfrintnuv2df): Likewise.
23789 (lfrintnusf): Likewise.
23790 (lfrintnudf): Likewise.
23791 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
23793 (vcvtq_u32_f32): Likewise.
23794 (vcvtq_u64_f64): Likewise.
23795 (vcvta_u32_f32): Likewise.
23796 (vcvtaq_u32_f32): Likewise.
23797 (vcvtaq_u64_f64): Likewise.
23798 (vcvtm_u32_f32): Likewise.
23799 (vcvtmq_u32_f32): Likewise.
23800 (vcvtmq_u64_f64): Likewise.
23801 (vcvtn_u32_f32): Likwise.
23802 (vcvtnq_u32_f32): Likewise.
23803 (vcvtnq_u64_f64): Likewise.
23804 (vcvtp_u32_f32): Likewise.
23805 (vcvtpq_u32_f32): Likewise.
23806 (vcvtpq_u64_f64): Likewise.
23807 (vcvtmd_u64_f64): Likewise.
23808 (vcvtms_u32_f32): Likewise.
23809 (vcvtad_u64_f64): Likewise.
23810 (vcvtas_u32_f32): Likewise.
23811 (vcvtnd_u64_f64): Likewise.
23812 (vcvtns_u32_f32): Likewise.
23813 (vcvtpd_u64_f64): Likewise.
23814 (vcvtps_u32_f32): Likewise.
23816 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23818 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
23819 CSEL of zero_extended registers.
23821 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23823 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
23824 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
23826 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23828 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
23829 false when argument string is not found in the attributes table
23832 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
23835 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
23836 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
23837 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
23838 precision estimate.
23840 2016-01-15 Richard Biener <rguenther@suse.de>
23842 PR tree-optimization/66856
23843 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
23844 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
23845 (vect_create_new_slp_node): Increment stmt reference count.
23846 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
23847 an SLP tree before swapping operands.
23848 (vect_build_slp_tree): Likewise.
23849 (destroy_bb_vec_info): Free stmt info after SLP instances.
23850 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
23851 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
23852 (STMT_VINFO_NUM_SLP_USES): New macro.
23854 2016-01-15 Richard Biener <rguenther@suse.de>
23857 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
23858 (add_linkage_name): ... here.
23859 (gen_typedef_die): Use add_linkage_name_raw instead of
23860 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
23863 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
23865 * gimplify.c (oacc_default_clause): Decode reference and pointer
23866 types for both kernels and parallel regions.
23868 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
23870 PR middle-end/69246
23871 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
23873 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
23875 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
23876 (convert_scalars_to_vector): Likewise.
23878 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
23880 * doc/extend.texi (Type Traits): Fix grammar.
23882 2016-01-15 Martin Jambor <mjambor@suse.cz>
23884 * tree-inline.c (remap_decl): Use existing dclarations if
23885 remapping a type and prevent_decl_creation_for_types.
23886 (replace_locals_stmt): Do an initial remapping of non-VLA typed
23887 decls first. Do real remapping with
23888 prevent_decl_creation_for_types set.
23889 * tree-inline.h (copy_body_data): New field
23890 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
23893 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
23895 * config/s390/s390.opt (mmvcle): More verbose help text.
23897 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
23899 * config/s390/s390.opt: Add period to -mzvector option text.
23901 2016-01-15 Richard Biener <rguenther@suse.de>
23903 PR tree-optimization/68961
23904 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
23905 of invariants in stores again.
23907 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
23909 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
23911 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
23913 * config/i386/i386.c (ix86_expand_branch): Don't split
23914 DI mode xor instruction to SI mode.
23916 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
23919 * ipa-icf.c (sem_function::merge): Virtual functions may become
23920 reachable even if they address is not taken and there are no
23923 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
23925 * lto-streamer-out.c (subtract_estimated_size): New function.
23926 (get_symbol_initial_value): Use it.
23928 2016-01-15 Christian Bruel <christian.bruel@st.com>
23931 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
23932 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
23933 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
23934 use add_builtin_function_ext_scope instead of add_builtin_function.
23935 (neon_set_p, neon_crypto_set_p): Remove.
23936 (arm_init_builtins): Always call arm_init_neon_builtins and
23937 arm_init_crypto_builtins.
23938 (arm_expand_builtin): Check that builtins are allowed for the arch.
23939 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
23940 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
23941 arm_init_neon_builtins call.
23943 2016-01-15 Richard Biener <rguenther@suse.de>
23945 PR tree-optimization/69117
23946 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
23947 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
23948 of the leader conservatively.
23949 (free_scc_vn): Restore original SSA name infos.
23951 2016-01-14 Jeff Law <law@redhat.com>
23953 PR tree-optimization/69270
23954 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
23955 single bit of precision, verify it's also unsigned.
23956 (record_edge_info): Use constant_boolean_node rather than fold_convert
23957 to convert boolean_true/boolean_false to the right type.
23959 2016-01-14 Richard Henderson <rth@redhat.com>
23962 * loop-doloop.c (record_reg_sets): New.
23963 (doloop_optimize): Reject the transform if the sequence
23964 clobbers registers live at the end of the loop block.
23965 (doloop_optimize_loops): Enable df_live if needed.
23967 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
23969 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
23970 * config/rs6000/rs6000.c: Likewise.
23971 * config/rs6000/rs6000.h: Likewise.
23972 * config/rs6000/rs6000.md: Likewise.
23973 * doc/extend.texi: Likewsie.
23975 2016-01-14 Jeff Law <law@redhat.com>
23977 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
23980 2016-01-14 Richard Henderson <rth@redhat.com>
23984 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
23985 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
23986 instead of builtin_decl_declared_p to test for declaration.
23988 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
23990 * doc/loop.texi (Loop Analysis and Representation): Document
23991 loop_depth function.
23993 2016-01-14 Tom de Vries <tom@codesourcery.com>
23995 PR tree-optimization/68773
23996 * omp-low.c (expand_omp_target): Don't set force_output.
23997 * varpool.c (varpool_node::get_create): Same.
23998 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
23999 offload_funcs with force_output.
24001 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24004 * lra-eliminations.c (move_plus_up): Don't change anything if either
24005 the outer or inner subreg mode is not MODE_INT.
24006 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
24007 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
24009 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24011 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
24012 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
24013 reduc_uplus_@var{m}): Remove.
24014 * expr.c (expand_expr_real_2): Remove expansion path for
24015 reduc_[us](min|max|plus) optabs.
24016 * optabs-tree.c (scalar_reduc_to_vector): Remove.
24017 * optabs-tree.h (scalar_reduc_to_vector): Remove.
24018 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
24019 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
24020 * tree-vect-loop.c (vectorizable_reduction): Remove test for
24021 reduc_[us](min|max|plus) optabs.
24023 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24025 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
24026 (reduc_plus_scal_v2sf): New.
24027 (reduc_smax_v2sf): Rename to...
24028 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
24029 (reduc_smin_v2sf): Rename to...
24030 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
24032 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
24034 * alias.c (compare_base_symbol_refs): New function.
24035 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
24038 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24040 PR middle-end/68146
24041 PR tree-optimization/69155
24042 * tree-complex.c: Include cfganal.h.
24043 (phis_to_revisit): New variable.
24044 (extract_component): Add phiarg_p argument. Assert that returned
24045 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
24046 (update_phi_components): Partly rewrite to use loop over real/imag
24047 components instead of code duplication. If extract_component returns
24048 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
24049 create_tmp_reg into the PHI node instead, and mention the phi triplet
24050 in phis_to_revisit.
24051 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
24052 in phis_to_revisit at the end.
24054 2016-01-14 Richard Biener <rguenther@suse.de>
24056 PR tree-optimization/68060
24057 * tree-vect-loop.c (vect_is_simple_reduction): Check the
24058 outer loop reduction is only used in the inner loop before
24059 detecting a double reduction.
24061 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24064 * combine.c (expand_field_assignment): Punt if compute_mode is
24065 unsupported scalar mode.
24067 2016-01-14 Richard Biener <rguenther@suse.de>
24069 PR tree-optimization/66856
24070 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
24071 SLP node only if it built successfully.
24072 (vect_analyze_slp_instance): Adjust.
24074 2016-01-14 Jeff Law <law@redhat.com>
24076 PR tree-optimization/69270
24077 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
24078 (record_edge_info): Use it. Convert boolean_{true,false}_node
24079 to the type of op0.
24081 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
24084 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
24085 use block_ultimate_origin
24086 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
24088 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24090 * doc/invoke.texi (Submodel Options): Rename section to
24091 "Machine-Dependent Options" to better reflect its content.
24092 Rewrite introductory text to remove archaic CPU names.
24095 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24097 * doc/invoke.texi (Code Gen Options): Move section up in file,
24098 before target-specific options. Update menu and option summary
24099 to reflect the new section ordering.
24101 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24103 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
24104 (C++ Dialect Options): Add cross-reference to -std option.
24105 * doc/standards.texi (C++ Language): Document C++14 support.
24107 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
24109 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
24110 for pack/unpack functions for __ibm128.
24111 (PACK_IF): Likewise.
24112 (UNPACK_IF): Likewise.
24114 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
24115 support for __ibm128 pack/unpack functions.
24116 (rs6000_invalid_builtin): Likewise.
24117 (rs6000_init_builtins): Likewise.
24118 (rs6000_opt_masks): Likewise.
24120 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
24121 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
24123 (RS6000_BTM_COMMON): Likewise.
24125 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
24126 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
24127 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
24128 128-bit floating point. Add support for the double values to be
24129 in Altivec registers for TF/IF packing and unpacking, but restrict
24130 TD packing sub-fields to be FPR registers. Don't allow overlapped
24131 register support for packing. Allow pack inputs to be memory
24132 locations. Don't build generator functions for unpack<mode>_dm
24133 and unpack<mode>_nodm.
24134 (unpack<mode>_dm): Likewise.
24135 (unpack<mode>_nodm): Likewise.
24136 (pack<mode>): Likewise.
24138 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
24139 built-in functions to pack/unpack explicit __ibm128 values.
24140 (__builtin_unpack_ibm128): Likewise.
24142 * doc/extend.texi (PowerPC Built-in Functions): Document
24143 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
24145 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
24148 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
24149 Add new arg loc and pass it down as context.
24150 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
24151 to the location to use for the warning.
24152 (check_function_arguments): New arg loc. All callers changed. Pass
24153 it to check_function_nonnull.
24154 * c-common.h (check_function_arguments): Adjust declaration.
24156 2016-01-13 Jakub Jelinek <jakub@redhat.com>
24158 PR tree-optimization/69156
24159 * gimple.c (validate_type): Removed.
24160 (gimple_builtin_call_types_compatible_p): Use
24161 useless_type_conversion_p instead of validate_type.
24162 * value-prof.c (gimple_stringop_fixed_value): Fold
24163 icall_size to correct type.
24165 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24167 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
24170 2016-01-13 Richard Henderson <rth@redhat.com>
24173 * target.def (builtin_tm_load, builtin_tm_store): Remove.
24174 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
24175 (ix86_builtin_tm_store): Remove.
24176 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
24177 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
24178 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
24179 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
24180 * doc/tm.texi: Rebuild.
24182 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
24183 (BUILT_IN_TM_MEMCPY_RTWN): New.
24184 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
24185 fallback from vector to integer helpers.
24186 (build_tm_load): Handle vector types directly, instead of
24188 (build_tm_store): Likewise.
24189 (expand_assign_tm): Prepare for register types not handled by
24190 the above. Copy them to memory and use memcpy.
24191 * tree.c (tm_define_builtin): New.
24192 (find_tm_vector_type): New.
24193 (build_tm_vector_builtins): New.
24194 (build_common_builtin_nodes): Call it.
24196 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
24198 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
24199 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
24201 2016-01-13 Tom de Vries <tom@codesourcery.com>
24203 PR tree-optimization/69169
24204 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
24205 handled_struct_type param.
24206 (create_variable_info_for, intra_create_variable_infos): Call
24207 create_variable_info_for_1 with extra arg.
24209 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
24211 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
24212 and "armv8.1-a+crc" entries.
24214 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
24217 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
24218 Change first operand predicate from register_or_constm1_operand
24219 to register_operand.
24220 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
24221 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
24222 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
24223 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
24224 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
24225 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
24226 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
24227 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
24228 comparison with constm1_rtx from vec_prefetch_gen part.
24230 2016-01-13 Richard Biener <rguenther@suse.de>
24232 PR tree-optimization/69013
24233 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
24234 Exchange assert for a test.
24236 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24239 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
24241 2016-01-13 Richard Biener <rguenther@suse.de>
24243 PR tree-optimization/69242
24244 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
24245 assert with a check.
24247 2016-01-13 Richard Biener <rguenther@suse.de>
24249 PR tree-optimization/69186
24250 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
24251 Properly guard vect_update_misalignment_for_peel call.
24253 2016-01-12 Jeff Law <law@redhat.com>
24255 PR tree-optimization/pr67755
24256 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
24257 "need_profile_correction".
24258 (thread_block_1): Initialize new field to false by default. If we
24259 have multiple thread paths through a common joiner to different
24260 final targets, then set new field to true.
24261 (compute_path_counts): Only do count adjustment when it's really
24264 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24266 * doc/invoke.texi (Spec Files): Move section down in file, past
24267 all command-line option descriptions.
24269 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24271 PR middle-end/54809
24272 * doc/gty.texi: Remove documentation of mark_hook.
24273 * gengtype.c (struct write_types_data): Remove code to support
24274 mark_hook attribute.
24275 (walk_type): Likewise.
24276 (write_func_for_structure): Likewise.
24278 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24280 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
24281 Directory Options, and -specs= to Overall Options.
24282 (Overall Options): Adjust similarly. Reorder to group related
24283 options together. Make -specs= cross-reference the spec file details.
24284 (Directory Options): Adjust similarly.
24286 2016-01-12 Jeff Law <law@redhat.com>
24288 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
24290 2016-01-12 Olivier Hainque <hainque@adacore.com>
24292 * gcc.c (spec_undefvar_allowed): New global.
24293 (process_command): Set to true when running for --version or --help,
24295 (getenv_spec_function): When the variable is not defined, use the
24296 variable name as the variable value if we're allowed not to issue
24299 2016-01-12 Bin Cheng <bin.cheng@arm.com>
24301 PR tree-optimization/68911
24302 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
24303 information computed for expression "init + nit * step".
24305 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24307 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
24308 about name of GCC executable. Remove deleted node from menu.
24309 (Directory Options) <-B>: Remove cross-reference to deleted node.
24310 (Target Options): Delete section.
24312 2016-01-12 Christian Bruel <christian.bruel@st.com>
24315 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
24316 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
24318 2016-01-12 Jakub Jelinek <jakub@redhat.com>
24321 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
24322 aligned_mem is properly set for AVX512-VL floating point masked
24326 * ifcvt.c (cond_exec_process_if_block): When removing the last
24327 insn from then_bb, remove also any possible barriers that follow it.
24329 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
24333 * config/i386/iamcu.h (SIZE_TYPE): New macro.
24334 (PTRDIFF_TYPE): Likewise.
24335 (WCHAR_TYPE): Likewise.
24336 (WCHAR_TYPE_SIZE): Likewise.
24337 (STDINT_LONG32): Likewise.
24339 2016-01-12 Richard Biener <rguenther@suse.de>
24341 PR tree-optimization/69053
24342 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
24343 convert initial value for cond reductions.
24345 2016-01-12 Richard Biener <rguenther@suse.de>
24347 PR tree-optimization/69007
24348 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
24349 widen_sum after dot_prod and sad.
24351 2016-01-12 Richard Biener <rguenther@suse.de>
24353 PR tree-optimization/69168
24354 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
24355 pattern stmt SLP type.
24356 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
24357 end up unused so cope with that case.
24359 2016-01-12 Richard Biener <rguenther@suse.de>
24361 PR tree-optimization/69157
24362 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
24363 stmts def type only during analyze phase.
24364 (vectorizable_call): Likewise.
24365 (vectorizable_simd_clone_call): Likewise.
24366 (vectorizable_conversion): Likewise.
24367 (vectorizable_assignment): Likewise.
24368 (vectorizable_shift): Likewise.
24369 (vectorizable_operation): Likewise.
24370 (vectorizable_store): Likewise.
24371 (vectorizable_load): Likewise.
24373 2016-01-12 Richard Biener <rguenther@suse.de>
24375 PR tree-optimization/69174
24376 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
24378 (vectorizable_load): Properly compute the number of loads needed
24379 for permuted strided SLP loads and do not spuriously assign
24380 to SLP_TREE_VEC_STMTS.
24382 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
24384 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
24385 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
24386 (MD_EXEC_PREFIX): Remove.
24387 (MD_STARTFILE_PREFIX) Removee.
24388 (FILE_NAME_ABSOLUTE_P): Remove.
24389 (CPP_SPEC): Do not read macros from sys/version.h.
24390 (LINK_COMMAND_SPEC): Remove.
24391 (LOCAL_INCLUDE_DIR): Remove.
24392 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
24393 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
24394 (POST_LINK_SPEC): Define to invoke stubify after linker
24395 (LIBSTDCXX): Remove define
24396 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
24397 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
24398 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
24399 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
24400 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
24401 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
24402 (i386_djgpp_asm_named_section): Add propotype of new procedure
24404 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
24405 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
24406 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
24407 in config/i386/djgpp.h).
24408 (STANDARD_STARTFILE_PREFIX_2): Define identical to
24409 STANDARD_STARTFILE_PREFIX_1.
24410 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
24411 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
24412 installation errors.
24413 (MAX_OFILE_ALIGNMENT): Define to 128.
24414 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
24416 * config/i386/djgpp.c: New file. Add implementation of
24417 i386_djgpp_asm_named_section.
24419 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
24421 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
24422 Add rule for building djgpp.o.
24424 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24426 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
24427 (rtx_is_swappable_p): Reductions are swappable.
24428 (insn_is_swappable_p): V2DF reductions are swappable.
24430 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
24432 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
24433 reloads for other unsupported memory operands.
24435 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24436 Jim Wilson <jim.wilson@linaro.org>
24439 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
24440 copy_to_mode_reg instead of force_reg.
24442 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24445 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
24446 TARGET_80387 is true.
24448 2016-01-11 Jakub Jelinek <jakub@redhat.com>
24451 * lra-eliminations.c (move_plus_up): Only move plus up
24452 if subreg of the constant can be simplified into constant
24453 and use the simplified subreg of the constant instead of
24454 the original constant.
24456 * fold-const.c (fold_convertible_p): Don't return true
24457 for conversion of VECTOR_TYPE to same sized integral type.
24458 (fold_convert_loc): Fix up formatting. Fold conversion of
24459 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
24460 instead of NOP_EXPR.
24462 PR tree-optimization/69214
24463 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
24464 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
24467 PR tree-optimization/69207
24468 * tree-vect-slp.c (vect_get_constant_vectors): For
24469 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
24470 fold_convertible_p to vector_type's element type, and always
24471 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
24473 2016-01-11 Richard Biener <rguenther@suse.de>
24475 PR tree-optimization/69173
24476 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
24477 fixup the cycle if all stmts are in a pattern.
24479 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
24481 PR middle-end/68999
24482 * alias.c (base_alias_check): Move check for addresses with
24483 alignment ANDs before the call for compare_base_decls.
24484 (memrefs_conflict_p): Return -1 for different decls
24485 that went through alignment adjustments.
24487 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24489 PR rtl-optimization/68796
24490 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
24491 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
24492 and QImode comparisons against zero with CC_NZmode.
24493 * config/aarch64/iterators.md (short_mask): New mode_attr.
24495 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24497 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
24498 (<avx512>_store<mode>_mask): Likewise.
24500 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
24501 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24503 PR rtl-optimization/68841
24504 * ifcvt.c (struct noce_if_info): Add orig_x field.
24505 (bbs_ok_for_cmove_arith): Add to_rename parameter.
24506 Don't record conflicts on to_rename if it's present.
24507 Allow memory destinations in sets.
24508 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
24509 blocks, passing orig_x to the checks.
24510 (noce_process_if_block): Set if_info->orig_x appropriately.
24512 2016-01-11 Tom de Vries <tom@codesourcery.com>
24514 PR tree-optimization/69069
24515 * tree-parloops.c (create_parallel_loop): Add missing phi args.
24517 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
24519 PR rtl-optimization/68920
24520 * config/i386/i386.c (ix86_option_override_internal): Restrict number
24521 of conditional moves for RTL if-conversion to 1 for
24522 TARGET_ONE_IF_CONV_INSN.
24523 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
24524 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
24525 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
24526 parameter to restirct number of conditional moves for
24528 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
24529 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
24532 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
24535 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
24536 onepart vars. Fix typo in comment. Fix reversed condition in
24538 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
24541 * var-tracking.c (dump_onepart_variable_differences): New.
24542 (dataflow_set_different): If a detailed dump is requested,
24543 delay early returns and dump differences between onepart
24544 variables present before and after, and added variables.
24546 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
24549 * expr.c (expand_expr_real_1): For boolean vector constants
24550 with a scalar mode use const_scalar_mask_from_tree.
24551 (const_scalar_mask_from_tree): New.
24552 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
24553 assigned to a mask type to handle constants.
24555 2016-01-11 Martin Jambor <mjambor@suse.cz>
24558 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
24559 useless parameters if we cannot change function signature.
24561 2016-01-11 Martin Jambor <mjambor@suse.cz>
24564 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
24567 2016-01-11 Tom de Vries <tom@codesourcery.com>
24569 PR tree-optimization/69109
24570 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
24573 2016-01-11 Tom de Vries <tom@codesourcery.com>
24575 PR tree-optimization/69108
24576 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
24577 res is not used in a phi.
24579 2016-01-11 Yury Gribov <y.gribov@samsung.com>
24582 * common.opt (frandom-seed): Fix parameter name.
24583 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
24585 2016-01-11 Tom de Vries <tom@codesourcery.com>
24587 PR tree-optimization/69058
24588 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
24591 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
24593 * config/arc/arc.opt (mdiv-rem): Add period to the end.
24594 (mcode-density): Likewise.
24596 2016-01-10 Tom de Vries <tom@codesourcery.com>
24598 PR tree-optimization/69062
24599 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
24600 (parallelize_loops): Don't paralelize loop that has phi with address
24603 2016-01-10 Tom de Vries <tom@codesourcery.com>
24605 PR tree-optimization/69039
24606 * tree-parloops.c (try_create_reduction_list): Only allow single exit
24609 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
24611 PR middle-end/68743
24612 * match.pd: Require target has function_c99_misc before doing
24613 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
24615 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
24617 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
24619 * configure: Regenerate.
24621 2016-01-09 Jakub Jelinek <jakub@redhat.com>
24623 PR middle-end/50865
24624 PR tree-optimization/69097
24625 * fold-const.h (expr_not_equal_to): New prototype.
24626 * fold-const.c: Include stringpool.h and tree-ssanames.h.
24627 (expr_not_equal_to): New function.
24628 * match.pd (X % -Y is the same as X % Y): Don't optimize
24629 unless X is known not to be equal to minimum or Y is known
24630 not to be equal to -1.
24631 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
24632 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
24633 (simplify_stmt_using_ranges): Adjust caller.
24634 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
24635 substitute_and_fold.
24637 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
24639 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
24642 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24644 PR tree-optimization/69167
24645 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
24646 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
24648 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
24650 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
24651 Richard Biener <rguenther@suse.de>
24653 PR tree-optimization/68707
24654 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
24655 instances that can be handled via vect_load_lanes.
24657 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
24659 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
24660 if we can't determine address equivalence.
24661 * alias.c (compare_base_decl): Update for changed return value of
24662 symtab_node::equal_address_to.
24664 2016-01-08 Jason Merrill <jason@redhat.com>
24668 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
24669 * expr.c (store_field): Not here.
24670 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
24671 call with TREE_ADDRESSABLE type.
24672 * tree-cfg.c (verify_gimple_call): Adjust.
24674 2016-01-08 Olivier Hainque <hainque@adacore.com>
24676 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
24679 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
24681 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
24682 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
24683 (reduc_smin_v2sf): Rename to...
24684 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
24685 (reduc_splus_v2sf): Rename to...
24686 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
24688 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24690 PR tree-optimization/69162
24691 * gimplify.c (gimplify_va_arg_expr): Encode original type of
24692 valist argument in another argument.
24693 (gimplify_modify_expr): Adjust for the above change. Cleanup.
24694 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
24695 to determine the va_list type, build a MEM_REF instead of
24696 build_fold_indirect_ref.
24698 PR tree-optimization/69172
24699 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
24702 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
24704 PR tree-optimization/67781
24705 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
24706 and cmpnop in two steps: first the ones not accessed in original
24707 gimple expression in a endian independent way and then the ones not
24708 accessed in the final result in an endian-specific way.
24710 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24712 PR tree-optimization/69083
24713 * tree-vect-slp.c (vect_get_constant_vectors): For
24714 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
24715 element type. If op is fold_convertible_p to vector_type's element
24716 type, use NOP_EXPR instead of VCE.
24718 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
24720 PR rtl-optimization/67778
24721 PR rtl-optimization/68634
24722 PR rtl-optimization/68909
24723 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
24724 block from the stack until done with it. Remove a superfluous
24725 bitmap set. Remove a superfluous bitmap test.
24727 2016-01-07 Martin Sebor <msebor@redhat.com>
24730 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
24731 constraint on the type of arguments.
24733 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
24735 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
24736 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
24737 unaligned_access on the gcc_options set.
24738 * config/arm/arm.c (arm_option_override_internal): Use
24739 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
24741 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
24744 * config/i386/i386.c (ix86_frame_pointer_required): Enable
24745 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
24747 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
24750 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
24753 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
24754 depending on frame_pointer_needed before remaining integer and SSE
24755 registers are saved.
24757 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
24760 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
24762 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
24765 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
24766 Use the "xBm" constraint.
24767 (float<sseintvecmodelower><mode>2<mask_name><round_name):
24769 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
24770 (sse_cvtsi2ssq<round_name>): Likewise.
24771 (sse_cvtss2si<round_name>): Likewise.
24772 (sse_cvtss2siq<round_name>): Likewise.
24773 (sse2_cvtsi2sdq<round_name>): Likewise.
24774 (sse2_cvtsd2si<round_name>): Likewise.
24775 (sse2_cvtsd2siq<round_name>): Likewise.
24776 * config/i386/subst.md (round_nimm_scalar_predicate): New
24779 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
24781 PR middle-end/67639
24782 * varasm.c (make_decl_rtl): Mark invalid register vars as
24785 PR rtl-optimization/66206
24786 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
24787 All callers changed.
24789 2016-01-07 Jakub Jelinek <jakub@redhat.com>
24791 PR tree-optimization/69141
24792 * tree-ssa-pre.c: Include langhooks.h.
24793 (eliminate_dom_walker::before_dom_children): Use
24794 lang_hooks.decl_printable_name instead of
24795 cgraph_node::get ()->name ().
24797 PR middle-end/68960
24798 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
24799 it and DECL_ALIGN too.
24801 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
24803 * config/mips/mips-ftypes.def: Sort to lexicographical order.
24805 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
24808 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
24809 depending on frame_pointer_needed before remaining integer and SSE
24810 registers are saved.
24812 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24814 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
24815 mode iterator with VSX_M2.
24816 (*p9_vecstore_<mode>): Likewise.
24817 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
24818 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
24819 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
24820 (define_split for VSX_LE128 stores): Likewise.
24821 (define_peephole2 for TImode LE swaps): Likewise.
24822 (define_split for VSX_LE128 post-reload stores): Likewise.
24824 2016-01-06 Marek Polacek <polacek@redhat.com>
24827 * convert.c (convert_to_integer_1): Adjust call to
24828 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
24829 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
24830 EXPR instead of ARG.
24831 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
24833 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24836 * doc/extend.texi (RL78 Variable Attributes): New section.
24838 2016-01-05 Marek Polacek <polacek@redhat.com>
24841 * builtins.c (get_memmodel): Use expansion point location rather than
24842 the input location. Call warning_at rather than warning.
24843 (expand_builtin_atomic_compare_exchange): Likewise.
24844 (expand_builtin_atomic_load): Likewise.
24845 (expand_builtin_atomic_store): Likewise.
24846 (expand_builtin_atomic_clear): Likewise.
24848 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
24851 * config/i386/i386.c (ix86_expand_vector_logical_operator):
24852 Replace nonimmediate_operand with vector_operand.
24853 * config/i386/predicates.md (vector_operand): New predicate.
24854 (general_vector_operand): Replace nonimmediate_operand with
24856 * config/i386/sse.md: Replace nonimmediate_operand with
24857 vector_operand and m constraint with Bm constraint on SSE
24858 patterns with 16-byte memory operand.
24859 * config/i386/subst.md (round_nimm_predicate): Replace
24860 nonimmediate_operand with vector_operand.
24861 (round_saeonly_nimm_predicate): Likewise.
24862 (round_saeonly_nimm_scalar_predicate): New.
24864 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
24867 * config/i386/constraints.md (Bm): New constraint.
24868 * config/i386/predicates.md (vector_memory_operand): New
24870 * config/i386/sse.md: Replace xm with xBm in plusminus and
24871 any_logic patterns.
24873 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24876 * doc/extend.texi (V850 Function Attributes): New section.
24877 (V850 Variable Attributes): New section.
24879 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24882 * doc/extend.texi (MicroBlaze Function Attributes): Document
24883 interrupt_handler and fast_interrupt attributes.
24885 2016-01-05 Sergei Trofimovich <siarheit@google.com>
24888 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
24889 for local symbolic operands.
24890 * config/ia64/predicates.md (local_symbolic_operand64): New
24893 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24895 PR rtl-optimization/68651
24896 * combine.c (combine_simplify_rtx): Canonicalize x + x into
24899 2016-01-05 Nathan Sidwell <nathan@acm.org>
24901 * alias.c (compare_base_decls): Use symtab_node::get.
24903 2016-01-05 Nick Clifton <nickc@redhat.com>
24906 * ira-costs.c (copy_cost): Initialise the t_icode field of the
24907 secondary_reload_info structure.
24910 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
24911 decls if weak support is available.
24913 2016-01-04 Martin Sebor <msebor@redhat.com>
24915 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
24917 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
24919 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
24920 OPTION_MASK_P9_DFORM.
24922 * config/rs6000/constraints.md (wo constraint): New constraint for
24925 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
24927 (rs6000_init_hard_regno_mode_ok): Likewise.
24929 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
24932 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
24933 expanders not to have constraints. Add support for ISA 3.0 xxperm
24934 instruction. Add support for fusing xxlor with xxperm.
24935 (altivec_vperm_<mode>_internal): Likewise.
24936 (altivec_vperm_v8hiv16qi): Likewise.
24937 (altivec_vperm_<mode>v16q): Likewise.
24938 (altivec_vperm_<mode>_uns): Likewise.
24939 (vperm_v8hiv4si): Likewise.
24940 (vperm_v16qiv8hi): Likewise.
24942 * doc/md.texi (RS/6000 constraints): Document wo constraint.
24944 2016-01-04 Jakub Jelinek <jakub@redhat.com>
24946 Update copyright years.
24948 * gcc.c (process_command): Update copyright notice dates.
24949 * gcov-dump.c (print_version): Ditto.
24950 * gcov.c (print_version): Ditto.
24951 * gcov-tool.c (print_version): Ditto.
24952 * gengtype.c (create_file): Ditto.
24953 * doc/cpp.texi: Bump @copying's copyright year.
24954 * doc/cppinternals.texi: Ditto.
24955 * doc/gcc.texi: Ditto.
24956 * doc/gccint.texi: Ditto.
24957 * doc/gcov.texi: Ditto.
24958 * doc/install.texi: Ditto.
24959 * doc/invoke.texi: Ditto.
24961 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
24963 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
24964 modes larger than TImode as TImode if NEON is not enabled.
24966 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
24969 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
24970 mode for %f0-%f31 only if TARGET_FPU.
24972 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
24975 * config/sparc/sparc.c (scan_record_type): Take into account subfields
24976 to compute the PACKED_P predicate.
24977 (function_arg_record_value): Minor tweaks.
24979 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
24981 * doc/install.texi (--with-multilib-list): Describe the meaning of the
24982 option for arm*-*-* targets.
24984 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
24986 * doc/extend.texi (Common Function Attributes): Move docs for
24987 MSP430-specific attributes to....
24988 (MSP430 Function Attributes): ...here. Delete the redundant
24989 entries and copy-edit the remaining text.
24990 (MSP430 Variable Attributes): Use uniform format for index
24991 entries and add a cross-reference to the corresponding function
24994 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
24996 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
24998 (x86 Options): Likewise.
25000 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25004 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
25005 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
25006 to corresponding attribute.
25008 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25010 * doc/extend.texi (Common Function Attributes) <noplt>: Move
25011 to correct alphabetization of table. Copy-edit and correct
25013 <stack_protect>: Likewise.
25014 <target_clones>: Likewise.
25016 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
25017 Correct punctuation.
25018 (Code Gen Options) <-fno-plt>: Copy-edit.
25020 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
25023 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
25024 SI values. Explicitly convert SI to DI and vice-versa.
25026 2016-01-01 Jakub Jelinek <jakub@redhat.com>
25028 PR tree-optimization/69070
25029 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
25030 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
25033 * ubsan.c (ubsan_instrument_float_cast): Call
25034 initialize_sanitizer_builtins.
25037 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
25039 Copyright (C) 2016 Free Software Foundation, Inc.
25041 Copying and distribution of this file, with or without modification,
25042 are permitted in any medium without royalty provided the copyright
25043 notice and this notice are preserved.