1 2016-10-27 Bin Cheng <bin.cheng@arm.com>
3 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
4 support for constant operand for OP.
6 2016-10-27 Jakub Jelinek <jakub@redhat.com>
8 * dwarf2out.c (gen_member_die): Only reparent_child instead of
9 splice_child_die if child doesn't have DW_AT_specification attribute.
11 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
13 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
14 (TARGET_HAVE_LDREXBH): Likewise.
15 (TARGET_HAVE_LDACQ): Likewise.
17 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
19 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
20 logic to to decide whether to copy over old value to register for new
22 * config/arm/sync.md: Add comments explaning why mode and code
23 attribute are not defined in iterators.md
24 (thumb1_atomic_op_str): New code attribute.
25 (thumb1_atomic_newop_str): Likewise.
26 (thumb1_atomic_fetch_op_str): Likewise.
27 (thumb1_atomic_fetch_newop_str): Likewise.
28 (thumb1_atomic_fetch_oldop_str): Likewise.
29 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
30 mirror the more restrictive constraints of the Thumb-1 insns after
31 split compared to Thumb-2 counterpart insns.
32 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
33 in sync with non atomic version.
34 (atomic_nand<mode>): Likewise.
35 (atomic_fetch_<sync_optab><mode>): Likewise.
36 (atomic_fetch_nand<mode>): Likewise.
37 (atomic_<sync_optab>_fetch<mode>): Likewise.
38 (atomic_nand_fetch<mode>): Likewise.
39 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
40 in sync with atomic version.
41 (thumb1_subsi3_insn): Likewise.
42 (thumb1_andsi3_insn): Likewise.
43 (thumb1_iorsi3_insn): Likewise.
44 (thumb1_xorsi3_insn): Likewise.
46 2016-10-27 Nick Clifton <nickc@redhat.com>
48 * plugin.c (register_plugin_info): Produce an error message if the
49 plugin is not found in the hash table.
51 2016-10-27 Bin Cheng <bin.cheng@arm.com>
53 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
56 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
59 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
60 define builtin functions from the bdesc_spe_predicates or
61 bdesc_spe_evsel arrays if the builtin mask is not compatible with
62 the current compiler configuration.
63 (paired_init_builtins): Modify loop to not define define builtin
64 functions from the bdesc_paried_preds array if the builtin mask is
65 not compatible with the current compiler configuration.
66 (altivec_init_builtins): Modify loops to not define the
67 __builtin_altivec_stxvl function nor the builtin functions from
68 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
69 builtin mask is not compatible with the current compiler
72 2016-10-26 Jeff Law <law@redhat.com>
74 * config/sh/sh.c (output_branch): Add missing fallthru comments.
75 (gen_shl_and): Likewise.
76 * config/sh/sh.md (movsicc): Add missing fallthru comments.
78 * config/mips/mips.c (mips16_constant_cost): Add missing
80 (mips16_build_call_stub): Increase buffer size. Adjust
83 2016-10-26 David Malcolm <dmalcolm@redhat.com>
85 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
86 INSN_UIDs for all insns in compact mode.
87 (rtx_writer::print_rtx): Likewise.
88 * print-rtl.h (rtx_writer::flag_compact): Update comment.
89 * rtl-tests.c (selftest::test_dumping_insns): Update expected
90 output to include INSN_UID.
91 (selftest::test_uncond_jump): Likewise.
93 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
95 * haifa-sched.c (call_used_regs_num): Rename to...
96 (call_saved_regs_num): ...this.
97 (fixed_regs_num): New variable.
98 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
100 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
102 2016-10-26 David Malcolm <dmalcolm@redhat.com>
104 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
106 * print-rtl.c (outfile): Delete global.
107 (sawclose): Likewise.
109 (in_call_function_usage): Likewise.
110 (flag_compact): Likewise.
111 (flag_simple): Likewise.
112 (rtx_writer::rtx_writer): New ctor.
113 (print_rtx_operand_code_0): Convert to...
114 (rtx_writer::print_rtx_operand_code_0): ...this.
115 (print_rtx_operand_code_e): Convert to...
116 (rtx_writer::print_rtx_operand_code_e): ...this.
117 (print_rtx_operand_codes_E_and_V): Convert to...
118 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
119 (print_rtx_operand_code_i): Convert to...
120 (rtx_writer::print_rtx_operand_code_i): ...this.
121 (print_rtx_operand_code_r): Convert to...
122 (rtx_writer::print_rtx_operand_code_r): ...this.
123 (print_rtx_operand_code_u): Convert to...
124 (rtx_writer::print_rtx_operand_code_u): ...this.
125 (print_rtx_operand): Convert to...
126 (rtx_writer::print_rtx_operand): ...this.
127 (print_rtx): Convert to...
128 (rtx_writer::print_rtx): ...this.
129 (print_inline_rtx): Rewrite in terms of class rtx_writer.
130 (debug_rtx): Likewise.
131 (print_rtl): Convert to...
132 (rtx_writer::print_rtl): ...this.
133 (print_rtl): Reimplement in terms of class rtx_writer.
134 (print_rtl_single): Rewrite in terms of class rtx_writer.
135 (print_rtl_single_with_indent): Convert to..
136 (rtx_writer::print_rtl_single_with_indent): ...this.
137 (print_simple_rtl): Rewrite in terms of class rtx_writer.
138 * print-rtl.h (flag_compact): Delete decl.
139 (class rtx_writer): New class.
140 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
143 2016-10-26 Jeff Law <law@redhat.com>
145 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
148 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
149 (check_if_valid_sleep_operand): Add missing fallthru comment.
150 (arc_register_move_cost): Increase buffer size.
151 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
153 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
155 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
156 comment. Add gcc_unreachable for path that should never happen.
158 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
161 2016-10-26 Jakub Jelinek <jakub@redhat.com>
162 Martin Liska <mliska@suse.cz>
165 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
166 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
167 on outer context if any.
169 2016-10-26 Jakub Jelinek <jakub@redhat.com>
171 * gen-pass-instances.awk (adjust_linenos): INcrement pass_lines[p]
172 by increment rather than double it.
173 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
174 emit a space before args[4].
175 (END): Don't emit a space before with_arg.
177 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
179 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
180 Baseline only alternatives to (i) hold store atomic success value in a
181 return register rather than a scratch register, (ii) use a low register
182 for it and to (iii) ensure the cbranchsi insn generated by the split
183 respect the constraints of Thumb-1 cbranchsi4_insn and
185 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
186 constraints must match those in atomic_compare_and_swap.
187 (cbranchsi4_scratch): Likewise.
189 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
191 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
192 variable. Add the new parameter to the insn generator. Set that
193 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
194 return value from the negation of that parameter for Thumb-1, keeping
195 the logic unchanged otherwise except for using bdst as the destination
196 register of the compare_and_swap insn.
197 (arm_split_compare_and_swap): Add explanation about how is the value
198 returned to the function comment. Rename scratch variable to
199 neg_bval. Adapt initialization of variables holding operands to the
200 new operand numbers. Use return register to hold result of store
201 exclusive for Thumb-1, scratch register otherwise. Construct the
202 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
203 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
204 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
205 for strongly ordered compare_and_swap.
206 * config/arm/predicates.md (cc_register_operand): New predicate.
207 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
208 match_operand with the new predicate to accept either the CC flag or a
209 destination register for the boolean return value, restricting it to
210 CC flag only via constraint. Adapt operand numbers accordingly.
212 2016-10-26 Jeff Law <law@redhat.com>
214 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
216 * config/frv/frv.c (comparison_string): Do not fall through after
219 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
221 (expand_one_builtin): Add missing break.
223 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
224 (m32c_legitimate_address_p): Likewise.
226 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
228 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
230 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
233 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
236 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
238 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
240 (rl78_asm_ctor_dtor): Increase buffer size.
242 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
244 (xstormy16_asm_output_constructor): Likewise.
246 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
249 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
250 comment to silence warning.
252 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
253 (spu_legitimate_address_p): Fix logic error and add missing fallthru
256 2016-10-26 Michael Matz <matz@suse.de>
258 PR tree-optimization/78060
259 PR tree-optimization/78061
260 PR tree-optimization/78088
261 * tree-ssa-loop-split.c (easy_exit_values): New function.
262 (tree_ssa_split_loops): Use it.
263 (compute_new_first_bound): Change order of operations,
264 fix invalid use of types.
266 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
268 gen-pass-instances.awk is sensitive to the order in which
269 passes are added; passes that appear later have to be added first.
273 * config/avr/avr-passes.def: Swap order of directives for
274 gen-pass-instances.awk.
276 2016-10-25 Jeff Law <law@redhat.com>
278 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
279 (vax_notice_update_cc): Likewise.
281 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
283 * config.gcc (sparc*-*-solaris2*): Adjust.
284 (sparc64-*-linux*): Likewise.
285 * config/sparc/default-64.h: Rename to...
286 * config/sparc/default64.h: ...this.
287 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
289 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
290 * config/sparc/sparc.h: Minor tweaks.
291 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
292 TARGET_ARCH32 throughout. Minor various tweaks throughout.
294 2016-10-25 David Malcolm <dmalcolm@redhat.com>
296 * input.c (fcache::file_patch): Add comment about lifetime.
297 (selftest::cpp_reader_ptr): New class.
298 (selftest::lexer_test): Convert m_parser from cpp_reader *
299 to a cpp_reader_ptr, and move m_tempfile to after it.
300 (selftest::lexer_test::lexer_test): Update for above reordering.
301 (lexer_test::~lexer_test): Move cleanup of m_parser to
302 cpp_reader_ptr's dtor.
304 2016-10-25 David Malcolm <dmalcolm@redhat.com>
306 * toplev.c (toplev::main): Remove call to
307 location_adhoc_data_fini.
309 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
311 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
312 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
314 2016-10-25 David Malcolm <dmalcolm@redhat.com>
316 * ggc-tests.c (forcibly_ggc_collect): Rename to...
317 (selftest::forcibly_ggc_collect): ...this, and remove "static".
318 (test_basic_struct): Update for above renaming.
319 (test_length): Likewise.
320 (test_union): Likewise.
321 (test_finalization): Likewise.
322 (test_deletable_global): Likewise.
323 (test_inheritance): Likewise.
324 (test_chain_next): Likewise.
325 (test_user_struct): Likewise.
326 (test_tree_marking): Likewise.
327 * selftest-run-tests.c (selftest::run_tests): Call
328 selftest::forcibly_ggc_collect at the end of the selftests.
329 * selftest.h (selftest::forcibly_ggc_collect): New decl.
331 2016-10-25 Jakub Jelinek <jakub@redhat.com>
334 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
335 * optabs.c (expand_vec_cond_expr): For comparison codes
336 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
337 (expand_vec_cmp_expr): For comparison codes
338 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
339 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
340 Add enum tree_code argument.
341 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
343 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
344 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
346 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
347 NE_EXPR, attempt to use vcondeq_optab as fallback.
348 * tree-vect-generic.c (expand_vector_comparison,
349 expand_vector_divmod, expand_vector_condition): Adjust
350 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
351 * tree-vect-stmts.c (vectorizable_condition,
352 vectorizable_comparison): Likewise.
353 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
354 check_bool_pattern, search_type_for_mask_1): Likewise.
355 * expr.c (do_store_flag): Likewise.
356 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
357 @code{vcondeq@var{m}@var{n}}): Document.
358 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
361 2016-10-25 Jeff Law <law@redhat.com>
363 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
365 (v850_output_aligned_bss): Add missing break.
367 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
369 2016-10-25 Martin Liska <mliska@suse.cz>
372 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
373 statements as they can also contain possibly a freeing call.
375 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
376 Martin Liska <mliska@suse.cz>
379 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
380 * ipa-icf.c (sem_function::get_hash): Add target optimization
383 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
386 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
387 Remove partial overlap check for shift by 1.
388 (ashldi3_neon): Likewise.
390 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
392 * config/arm/constraints.md (Q constraint): Document its use for
394 (Pf constraint): New constraint for relaxed, consume or relaxed memory
396 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
397 alternatives to allow any register when memory model matches Pf and
398 thus lda is used, but only low registers otherwise. Use unpredicated
399 output template for Thumb-1 targets.
400 (atomic_store<mode>): Likewise for stl.
401 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
402 whose output template does not have predication.
403 (arm_load_acquire_exclusive<mode>): Likewise.
404 (arm_load_exclusivesi): Likewise.
405 (arm_load_acquire_exclusivesi): Likewise.
406 (arm_store_release_exclusive<mode>): Likewise.
407 (arm_store_exclusive<mode>): Use unpredicated output template for
410 2016-10-25 Jakub Jelinek <jakub@redhat.com>
412 * internal-fn.def (LAUNDER): New internal function.
413 * internal-fn.c (expand_LAUNDER): New function.
415 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
416 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
418 New avr target pass to work around performance loss by PR fix.
422 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
423 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
424 * config/avr/predicates.md (extend_operator): New.
425 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
426 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
427 (make_avr_pass_casesi): New prototypes.
428 * config/avr/avr.c (print-rtl.h): Include it.
429 (pass_data avr_pass_data_casesi): Data for new pass.
430 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
431 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
432 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
433 (avr_optimize_casesi): New functions.
435 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
436 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
440 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
442 2016-10-24 Jakub Jelinek <jakub@redhat.com>
444 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
445 DW_AT_rvalue_reference attributes.
447 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
449 * doc/invoke.text (Wint-in-bool-context): Update documentation.
450 * value-prof.c (stringop_block_profile): Fix a warning.
452 2016-10-24 Martin Sebor <msebor@redhat.com>
455 * builtins.c (string_length): New function.
456 (c_strlen): Use string_length. Correctly handle wide strings.
457 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
459 (target_int_max): Call target_max_value.
460 (format_result::knownrange): New data member.
461 (fmtresult::fmtresult): Define default constructor.
462 (format_integer): Use it and set format_result::knownrange.
463 Handle global constants.
464 (format_floating_max): Add third argument.
465 (format_floating): Recompute maximum value for %a for each argument.
466 (get_string_length): Use fmtresult default ctor.
467 (format_string): Set format_result::knownrange.
468 (format_directive): Check format_result::knownrange.
469 (add_bytes): Same. Correct caret placement in diagnostics.
470 (pass_sprintf_length::compute_format_length): Set
471 format_result::knownrange.
472 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
474 2016-10-24 Jakub Jelinek <jakub@redhat.com>
476 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
477 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
479 2016-10-24 Ximin Luo <infinity0@pwned.gg>
482 * dwarf2out.c (file_table_relative_p): Remove.
483 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
484 also for absolute paths.
485 * doc/tm.texi: Update.
486 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
487 * target.def (force_at_comp_dir): Remove hook.
488 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
490 2016-10-24 Richard Biener <rguenther@suse.de>
492 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
493 backedges when identifying the single predecessor to take
494 conditional info from. Use SCEV to get at ranges for loop IVs.
495 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
498 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
501 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
502 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
503 (avr_address_tiny_absdata_p): New static function.
504 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
505 it to determine validity of constant addresses.
506 (avr_attribute_table) [absdata]: New variable attribute...
507 (avr_handle_absdata_attribute): ...and handler.
508 (avr_decl_absdata_p): New static function.
509 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
510 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
511 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
513 2016-10-24 Richard Biener <rguenther@suse.de>
515 PR tree-optimization/78076
516 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
517 also on the loop tree root.
519 2016-10-24 Jakub Jelinek <jakub@redhat.com>
521 * config/i386/i386.c (ix86_fold_builtin): Handle
522 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
523 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
524 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
525 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
527 2016-10-24 Martin Liska <mliska@suse.cz>
530 * opts.c (finish_options): Skip conditionally.
532 2016-10-23 Martin Sebor <msebor@redhat.com>
535 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
536 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
538 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
540 * config/sparc/sparc.md (cpu_feature): Minor tweak.
542 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
543 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
544 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
545 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
546 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
547 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
549 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
551 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
552 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
554 2016-10-21 Andrew Pinski <apinski@cavium.com>
556 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
558 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
559 implementer_id to unsigned char.
560 Change part_no to unsigned int.
561 (AARCH64_BIG_LITTLE): New define.
562 (INVALID_IMP): New define.
563 (INVALID_CORE): New define.
564 (cpu_data): Change the last element's implementer_id and part_no to
566 (valid_bL_string_p): Rewrite to ..
567 (valid_bL_core_p): this for integers instead of strings.
568 (parse_field): New function.
569 (contains_string_p): Rewrite to ...
570 (contains_core_p): this for integers and only for the part_no.
571 (host_detect_local_cpu): Rewrite handling of implementation and
572 par num to be integers; simplifying the code.
574 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
576 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
577 value range for pointers in more cases.
579 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
581 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
582 Add extra argument to allow emitting the move immediate.
583 Use add/sub with positive immediate.
584 (aarch64_add_constant): Add inline function.
585 (aarch64_add_sp): Likewise.
586 (aarch64_sub_sp): Likewise.
587 (aarch64_expand_prologue): Call aarch64_sub_sp.
588 (aarch64_expand_epilogue): Call aarch64_add_sp.
589 Decide when to leave out move.
590 (aarch64_output_mi_thunk): Call aarch64_add_constant.
592 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
594 * config/aarch64/aarch64.c (aarch64_layout_frame):
595 Align FP callee-saves.
597 2016-10-21 Jakub Jelinek <jakub@redhat.com>
599 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
600 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
602 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
603 _rdseed64_step): Likewise.
604 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
607 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
609 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
610 with INTEGER_CST argument.
611 (ix86_gimple_fold_builtin): New function.
612 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
614 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
615 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
616 (ranges_table_allocated, ranges_table_in_use,
617 ranges_by_label_allocated, ranges_by_label_in_use,
618 RANGES_TABLE_INCREMENT): Removed.
619 (add_ranges_num): Use vec_safe_push into ranges_table.
620 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
621 (output_ranges): Adjust for ranges_table and ranges_by_label
622 conversion from arrays to vec.
623 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
624 conversion from arrays to vec.
625 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
626 ranges_table_in_use, ranges_by_label_allocated and
627 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
629 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
630 if needed. Re-add origin_die variable and its initialization.
632 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
633 even for -fstack-reuse=none, or for volatile vars etc.
635 2016-10-21 David Malcolm <dmalcolm@redhat.com>
637 * print-rtl-function.c (flag_compact): Move extern decl to...
638 * print-rtl.h (flag_compact): ...here.
639 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
640 (ASSERT_RTL_DUMP_EQ): New macro.
641 (selftest::test_dumping_regs): New function.
642 (selftest::test_dumping_insns): New function.
643 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
645 (selftest::rtl_tests_c_tests): Call the new test functions.
647 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
649 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
650 (outgoing_edges_match): Likewise.
651 (try_crossjump_to_edge): Likewise.
652 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
653 (rtl_tidy_fallthru_edge): Likewise.
654 * rtl.h (tablejump_p): Adjust prototype.
655 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
657 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
659 * rtl.h (label_ref_label): New function.
660 (set_label_ref_label): New function.
661 (LABEL_REF_LABEL): Delete.
662 * alias.c (rtx_equal_for_memref_p): Adjust.
663 * cfgbuild.c (make_edges): Likewise.
664 (purge_dead_tablejump_edges): Likewise.
665 * cfgexpand.c (convert_debug_memory_address): Likewise.
666 * cfgrtl.c (patch_jump_insn): Likewise.
667 * combine.c (distribute_notes): Likewise.
668 * cse.c (hash_rtx_cb): Likewise.
669 (exp_equiv_p): Likewise.
670 (fold_rtx): Likewise.
671 (check_for_label_ref): Likewise.
672 * cselib.c (rtx_equal_for_cselib_1): Likewise.
673 (cselib_hash_rtx): Likewise.
674 * emit-rtl.c (mark_label_nuses): Likewise.
675 * explow.c (convert_memory_address_addr_space_1): Likewise.
676 * final.c (output_asm_label): Likewise.
677 (output_addr_const): Likewise.
678 * gcse.c (add_label_notes): Likewise.
679 * genconfig.c (walk_insn_part): Likewise.
680 * genrecog.c (validate_pattern): Likewise.
681 * ifcvt.c (cond_exec_get_condition): Likewise.
682 (noce_emit_store_flag): Likewise.
683 (noce_get_alt_condition): Likewise.
684 (noce_get_condition): Likewise.
685 * jump.c (maybe_propagate_label_ref): Likewise.
686 (mark_jump_label_1): Likewise.
687 (redirect_exp_1): Likewise.
688 (rtx_renumbered_equal_p): Likewise.
689 * lra-constraints.c (operands_match_p): Likewise.
690 * print-rtl.c (print_value): Likewise.
691 * reload.c (find_reloads): Likewise.
692 * reload1.c (set_label_offsets): Likewise.
693 * reorg.c (get_branch_condition): Likewise.
694 * rtl-tests.c (test_uncond_jump): Likewise.
695 * rtl.c (rtx_equal_p_cb): Likewise.
696 (rtx_equal_p): Likewise.
697 * rtlanal.c (reg_mentioned_p): Likewise.
698 (rtx_referenced_p): Likewise.
699 (get_condition): Likewise.
700 * varasm.c (const_hash_1): Likewise.
701 (compare_constant): Likewise.
702 (const_rtx_hash_1): Likewise.
703 (output_constant_pool_1): Likewise.
705 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
708 * reload.c (find_valid_class_1): Allow regclass if atleast one
709 regno in regclass is ok. Compute and use rclass size based on
710 actually available regnos for mode in rclass.
712 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
714 * config/sparc/sparc-modes.def (CCV): New.
716 * config/sparc/predicates.md (v_comparison_operator): New.
717 (icc_comparison_operator): Add support for CCV/CCXV.
718 (xcc_comparison_operator): Likewise.
719 * config/sparc/sparc.c (output_cbranch): Likewise.
720 (sparc_print_operand): Likewise.
721 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
722 (uaddvdi4): New expander.
724 (uaddvdi4_sp32): New instruction.
725 (addvdi4_sp32): Likewise.
726 (uaddvsi4): New expander.
728 (cmp_ccc_plus_sltu_set): New instruction.
729 (cmp_ccv_plus): Likewise.
730 (cmp_ccxv_plus): Likewise.
731 (cmp_ccv_plus_set): Likewise.
732 (cmp_ccxv_plus_set): Likewise.
733 (cmp_ccv_plus_sltu_set): Likewise.
734 (uaddvdi4): New expander.
736 (usubdi4_sp32): New instruction.
737 (subvdi4_sp32): Likewise.
738 (usubvsi4): New expander.
740 (cmpsi_minus_sltu_set): New instruction.
741 (cmp_ccv_minus): Likewise.
742 (cmp_ccxv_minus): Likewise.
743 (cmp_ccv_minus_set): Likewise.
744 (cmp_ccxv_minus_set): Likewise.
745 (cmp_ccv_minus_sltu_set): Likewise.
746 (unegvdi3): New expander.
748 (unegdi3_sp32): New instruction.
749 (negvdi3_sp32): Likewise.
750 (unegvsi3): New expander.
752 (cmp_ccc_neg_sltu_set): New instruction.
753 (cmp_ccv_neg): Likewise.
754 (cmp_ccxv_neg): Likewise.
755 (cmp_ccv_neg_set): Likewise.
756 (cmp_ccxv_neg_set): Likewise.
757 (cmp_ccv_neg_sltu_set): Likewise.
759 * tree-ssa-loop-split.c: Remove trailing spaces.
760 * match.pd: Likewise.
762 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
764 PR rtl-optimization/78038
765 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
766 be deduced to set REG through the RTL structure.
767 (make_defs_and_copies_lists): Return false on a failing get_defs call.
769 2016-10-21 Richard Biener <rguenther@suse.de>
771 PR tree-optimization/78051
772 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
773 and mark replaced if folding did something.
775 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
777 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
778 and "protected" in visibility types.
779 (rs6000_xcoff_declare_function_name): Fix formatting.
780 (rs6000_xcoff_declare_object_name): Fix formatting.
782 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
784 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
785 and IX86_BUILTIN_HUGE_VALQ here ...
786 (ix86_expand_builtin): ... not here.
788 2016-10-20 Jakub Jelinek <jakub@redhat.com>
790 * doc/gty.texi (for_user): Use @item next to @findex.
792 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
795 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
796 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
797 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
798 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
799 __builtin_ia32_lzcnt_u16.
800 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
801 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
802 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
803 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
804 (bmi_tzcnt_<mode>): New expander.
805 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
806 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
807 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
808 (lzcnt_<mode>): New expander.
809 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
810 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
811 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
812 (UINT64_FTYPE_UINT64): New.
813 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
814 (__builtin_ia32_lzcnt_u16): New description.
815 (__builtin_ia32_lzcnt_u32): Ditto.
816 (__builtin_ia32_lzcnt_u64): Ditto.
817 (__builtin_ctzs): Remove description.
818 (__builtin_ia32_tzcnt_u16): New description.
819 (__builtin_ia32_tzcnt_u32): Ditto.
820 (__builtin_ia32_tzcnt_u64): Ditto.
821 * config/i386/i386.c (ix86_expand_args_builtin): Handle
822 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
824 2016-10-20 Martin Liska <mliska@suse.cz>
827 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
828 comparison with STMT_UID_NOT_IN_RANGE.
829 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
832 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
834 * compare-elim.c (conforming_compare): Accept UNSPECs.
835 (find_comparison_dom_walker::before_dom_children): Deal with
836 instructions both using and killing the flags register.
837 (equivalent_reg_at_start): New function extracted from...
838 (try_eliminate_compare): ...here. Use it and add support for
839 registers and UNSPECs as second operand of the compare.
840 * config/visium/visium-modes.def (CCV): New.
841 * config/visium/predicates.md (visium_v_comparison_operator): New.
842 (visium_branch_operator): Deal with CCV mode.
843 * config/visium/visium.c (visium_select_cc_mode): Likewise.
844 (output_cbranch): Likewise.
845 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
846 (uaddv<mode>4): New expander.
847 (addv<mode>4): Likewise.
848 (add<mode>3_insn_set_carry): New instruction.
849 (add<mode>3_insn_set_overflow): Likewise.
850 (addsi3_insn_set_overflow): Likewise.
851 (usubv<mode>4): New expander.
852 (subv<mode>4): Likewise.
853 (sub<mode>3_insn_set_carry): New instruction.
854 (sub<mode>3_insn_set_overflow): Likewise.
855 (subsi3_insn_set_overflow): Likewise.
856 (unegv<mode>3): New expander.
857 (negv<mode>3): Likewise.
858 (neg<mode>2_insn_set_overflow): New instruction.
859 (addv_tst<mode>): Likewise.
860 (subv_tst<mode>): Likewise.
861 (negv_tst<mode>): Likewise.
862 (cbranch<mode>4_addv_insn): New splitter and instruction.
863 (cbranch<mode>4_subv_insn): Likewise.
864 (cbranch<mode>4_negv_insn): Likewise.
866 2016-10-20 Richard Biener <rguenther@suse.de>
868 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
869 Handle decls possibly not bound.
870 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
871 nothing_id for decls that might not be bound if we are interested
873 (get_constraint_for_component_ref): Deal with that.
875 2016-10-20 Michael Matz <matz@suse.de>
878 * common.opt (-fsplit-loops): New flag.
879 * passes.def (pass_loop_split): Add.
880 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
881 (enable_fdo_optimizations): Add loop splitting.
882 * timevar.def (TV_LOOP_SPLIT): Add.
883 * tree-pass.h (make_pass_loop_split): Declare.
884 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
885 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
886 * tree-ssa-loop-split.c: New file.
887 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
888 * doc/invoke.texi (fsplit-loops): Document.
889 * doc/passes.texi (Loop optimization): Add paragraph about loop
892 2016-10-20 Richard Biener <rguenther@suse.de>
894 * cgraphunit.c (analyze_functions): Set node->definition to
895 false to signal symbol removal to debug_hooks->late_global_decl.
896 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
897 WPA signal symbol removal to the debuginfo machinery.
898 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
899 using early_finised to guard the we're called for symbol
900 removal case look at the symtabs definition flag.
901 (gen_variable_die): Remove redundant check.
903 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
905 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
907 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
909 PR tree-optimization/53979
910 * match.pd ((a ^ b) | a -> a | b): New pattern.
912 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
914 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
915 config/pa/pa64-hpux-lib.h.
916 (PA_CRTBEGIN_HACK): Likewise.
917 (DTOR_LIST_BEGIN): Likewise.
919 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
921 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
922 register only if "in" and "out" are different registers.
924 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
926 * omp-low.c (pass_oacc_device_lower::gate): New method.
927 (execute): Always call execute_oacc_device_lower.
929 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
931 PR tree-optimization/77916
932 PR tree-optimization/77937
933 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
935 (insert_initializers): Requirement of initializer for -1 should be
936 based on pointer-typedness of the candidate basis.
938 2016-10-19 Bin Cheng <bin.cheng@arm.com>
940 PR tree-optimization/78005
941 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
942 upper (included) bound for niters of prolog loop.
943 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
944 Compute niters of scalar loop above which vectorized loop is
945 preferred, as well as the upper (included) bound for the niters.
946 (vect_do_peeling): Record niter bound for loops accordingly.
948 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
951 * tree-core.h (enum tree_index): Put the complex types after their
953 * tree-streamer.c (verify_common_node_recorded): New function.
954 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
956 2016-10-19 Martin Liska <mliska@suse.cz>
958 * cgraph.h (cgraph_edge::binds_to_current_def_p):
959 Replace NULL with false as a return value.
961 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
963 PR tree-optimization/78024
964 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
965 don't clear BB_VISITED after processing.
967 2016-10-19 Richard Biener <rguenther@suse.de>
969 * domwalk.c (dom_walker::walk): Use RPO order.
971 2016-10-19 Richard Biener <rguenther@suse.de>
973 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
975 (evrp_dom_walker::~evrp_dom_walker): Free it.
976 (evrp_dom_walker::stmts_to_remove): Add.
977 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
978 whose output we fully propagate for removal. Propagate
979 into BB destination PHI arguments.
980 (execute_early_vrp): Remove queued stmts. Dump value ranges
983 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
985 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
986 * passes.def: Add two instances of pass_walloca.
987 * tree-pass.h (make_pass_walloca): New.
988 * gimple-ssa-warn-alloca.c: New file.
989 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
990 -Wvla-larger-than= options.
992 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
994 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
995 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
997 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
999 * config/rs6000/altivec.h (vec_xl_len): New macro.
1000 (vec_xst_len): New macro.
1001 (vec_cmpnez): New macro.
1002 (vec_cntlz_lsbb): New macro.
1003 (vec_cnttz_lsbb): New macro.
1004 (vec_xlx): New macro.
1005 (vec_xrx): New macro.
1006 (vec_all_nez): New C++ predicate template.
1007 (vec_any_eqz): New C++ predicate template.
1008 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
1009 conditional compilation.
1010 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
1011 conditional compilation.
1012 (vec_all_nez): New macro.
1013 (vec_any_eqz): New macro.
1014 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
1016 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
1018 * config/rs6000/vector.md (VI): Moved this mode iterator
1019 definition from altivec.md to vector.md.
1020 (UNSPEC_NEZ_P): New value.
1021 (vector_ne_<mode>_p): New expansion for implementation of
1022 vec_all_ne and vec_any_eq built-in functions.
1023 (vector_nez_<mode>_p): New expansion for implementation of
1024 vec_all_nez and vec_any_eqz built-in functions.
1025 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
1026 and vec_any_eq built-in function.
1027 (cr6_test_for_zero): New commentary to explain this expansion.
1028 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
1029 (cr6_test_for_lt): New commentary to explain this expansion.
1030 (cr6_test_for_lt_reverse): New commentary to explain this
1032 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1033 overloaded function prototypes for vec_all_ne, vec_all_nez,
1034 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
1035 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
1037 (altivec_resolve_overloaded_builtin): Modify the handling of
1038 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
1039 the compiler is configured to support TARGET_P9_VECTOR.
1040 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
1041 to explain the special processing that is given to predicate
1042 built-ins introduced using this macro.
1043 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
1044 the special processing given to predicate built-ins introduced
1046 (BU_VSX_P): Likewise.
1047 (BU_P8V_AV_P): Likewise.
1048 (BU_P9V_AV_P): Likewise.
1049 (BU_P9V_AV_X): New macro.
1050 (BU_P9V_64BIT_AV_X): New macro.
1051 (BU_P9V_VSX_3): New macro.
1052 (BU_P9V_OVERLOAD_P): New macro.
1053 (LXVL): New BU_P9V_64BIT_VSX_2.
1054 (VEXTUBLX): New BU_P9V_AV_2.
1055 (VEXTUBRX): Likewise.
1056 (VEXTUHLX): Likewise.
1057 (VEXTUHRX): Likewise.
1058 (VEXTUWLX): Likewise.
1059 (VEXTUWRX): Likewise.
1060 (STXVL): New BU_P9V_64BIT_AV_X.
1061 (VCLZLSBB): New BU_P9V_AV_1.
1062 (VCTZLSBB): Likewise.
1063 (CMPNEB): New BU_P9V_AV_2.
1068 (VCMPNEB_P): New BU_P9V_AV_P.
1069 (VCMPNEH_P): Likewise.
1070 (VCMPNEW_P): Likewise.
1071 (VCMPNED_P): Likewise.
1072 (VCMPNEFP_P): Likewise.
1073 (VCMPNEDP_P): Likewise.
1074 (CMPNEZB): New BU_P9V_AV_2.
1075 (CMPNEZH): Likewise.
1076 (CMPNEZW): Likewise.
1077 (VCMPNEZB_P): New BU_P9V_AV_P.
1078 (VCMPNEZH_P): Likewise.
1079 (VCMPNEZW_P): Likewise.
1080 (LXVL): New BU_P9V_OVERLOAD_2.
1081 (STXVL): New BU_P9V_OVERLOAD_3.
1082 (VEXTULX): New BU_P9V_OVERLOAD_2.
1083 (VEXTURX): Likewise.
1085 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
1086 (VCMPNE_P): Likewise.
1087 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
1088 (VCTZLSBB): Likewise.
1089 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
1090 comment to explain mode used for scratch register.
1091 (altivec_expand_stxvl_builtin): New function.
1092 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
1093 (altivec_init_builtins): Add initialized variable
1094 void_ftype_v16qi_pvoid_long and use this type to define the
1095 built-in function __builtin_altivec_stxvl.
1096 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
1097 (UNSPEC_STXVL): New value.
1098 (UNSPEC_VCLZLSBB): New value.
1099 (UNSPEC_VCTZLSBB): New value.
1100 (UNSPEC_VEXTUBLX): New value.
1101 (UNSPEC_VEXTUHLX): New value.
1102 (UNSPEC_VEXTUWLX): New value.
1103 (UNSPEC_VEXTUBRX): New value.
1104 (UNSPEC_VEXTUHRX): New value.
1105 (UNSPEC_VEXTUWRX): New value.
1106 (UNSPEC_VCMPNEB): New value.
1107 (UNSPEC_VCMPNEZB): New value.
1108 (UNSPEC_VCMPNEH): New value.
1109 (UNSPEC_VCMPNEZH): New value.
1110 (UNSPEC_VCMPNEW): New value.
1111 (UNSPEC_VCMPNEZW): New value.
1112 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
1113 vector of integer modes.
1114 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
1115 vector of float or double modes.
1116 (*vector_nez_<mode>_p): New insn for vector test all not equal or
1118 (lxvl): New expand for load VSX vector with length.
1119 (*lxvl): New insn for load VSX vector with length.
1120 (stxvl): New expand for store VSX vector with length.
1121 (*stxvl): New insn for store VSX vector with length.
1122 (vcmpneb): New insn for vector of byte compare not equal.
1123 (vcmpnezb): New insn for vector of byte compare not equal or zero.
1124 (vcmpneh): New insn for vector of half word compare not equal.
1125 (vcmpnezh): New insn for vector of half word compare not equal or
1127 (vcmpnew): New insn for vector of word compare not equal.
1128 (vcmpne<VSs>): New insn for vector of float or double compare not
1130 (vcmpnezw): New insn for vector of word compare not equal or zero.
1131 (vclzlsbb): New insn for vector count leading zero
1132 least-significant bits byte.
1133 (vctzlsbb): New insn for vector count trailing zero least
1134 signficant bits byte.
1135 (vextublx): New insn for vector extract unsigned byte left
1137 (vextubrx): New insn for vector extract unsigned byte right
1139 (vextuhlx): New insn for vector extract unsigned half word left
1141 (vextuhrx): New insn for vector extract unsigned half word right
1143 (vextuwlx): New insn for vector extract unsigned word left
1145 (vextuwrx): New insn for vector extract unsigned word right
1147 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
1148 clarify intent of this constant.
1149 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
1150 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
1151 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
1152 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
1153 and vec_xrx functions.
1155 2016-10-18 Andrew Pinski <apinski@cavium.com>
1158 * predict.c (is_exit_with_zero_arg): New function.
1159 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
1162 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
1165 * config/i386/i386.c (legitimize_tls_address)
1166 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
1167 convert dest to Pmode if different than Pmode.
1169 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1171 PR tree-optimization/77916
1172 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
1173 stopgap fix, as pointers with -1 increment are still broken.
1175 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
1177 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
1178 mapping class decoration from here...
1179 (rs6000_xcoff_encode_section): ...to here.
1181 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
1182 if shrink-wrapping and optimizing for speed.
1184 2016-10-18 Richard Biener <rguenther@suse.de>
1186 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
1187 not visited but non-executable predecessors. Return taken edge.
1188 Simplify conditions and refactor propagation vs. folding step.
1190 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
1192 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
1193 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
1194 (rs6000_get_separate_components): Assert we do not have those
1195 strategies selected.
1197 2016-10-18 Richard Biener <rguenther@suse.de>
1199 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
1200 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
1202 (substitute_and_fold_dom_walker): Adjust constructor.
1203 (substitute_and_fold_dom_walker::before_dom_children): Remove
1204 do_dce flag and handling (always true).
1205 (substitute_and_fold): Likewise.
1206 * tree-vrp.c (vrp_finalize): Adjust.
1207 (execute_early_vrp): Remove final BB_VISITED clearing.
1208 * tree-ssa-ccp.c (ccp_finalize): Adjust.
1209 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1210 * ira.c (ira): Call clear_bb_flags.
1212 2016-10-18 Richard Biener <rguenther@suse.de>
1214 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
1215 get at the operand to look at with TREE_OPERAND for generic
1218 2016-10-18 David Malcolm <dmalcolm@redhat.com>
1220 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
1222 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
1223 (write_test_expr): Use rtx_reader_ptr for calls to
1225 (write_attr_value): Likewise.
1226 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
1227 call to print_md_ptr_loc.
1228 (write_one_condition): Likewise for calls to print_c_condition.
1229 * genconstants.c: Include "statistics.h" and "vec.h".
1230 (main): Update for conversion to member functions.
1231 * genemit.c (emit_c_code): Use rtx_reader_ptr for
1232 call to print_md_ptr_loc.
1233 * genenums.c: Include "statistics.h" and "vec.h".
1234 (main): Update for conversion of traverse_enum_types to a method.
1235 * genmddeps.c: Include "statistics.h" and "vec.h".
1236 * genoutput.c (process_template): Use rtx_reader_ptr for call to
1238 * genpreds.c (write_predicate_subfunction): Likewise.
1239 (write_predicate_expr): Likewise for calls to print_c_condition.
1240 * genrecog.c (print_test): Likewise.
1241 * gensupport.c (process_rtx): Likewise for calls to
1242 copy_md_ptr_loc and join_c_conditions.
1243 (alter_test_for_insn): Likewise for call to join_c_conditions.
1244 (process_substs_on_one_elem): Likewise.
1245 (gen_mnemonic_setattr): Update for move of string_obstack to a
1246 field of rtx_reader.
1247 (mnemonic_htab_callback): Likewise. Fix formatting.
1248 (gen_mnemonic_attr): Likewise.
1249 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
1250 to print_c_condition.
1251 * read-md.c: Include "statistics.h" and "vec.h".
1252 (string_obstack): Convert this global to field "m_string_obstack"
1253 of class rtx_reader.
1254 (ptr_locs): Likewise, as "m_ptr_locs".
1255 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
1256 (joined_conditions): Likewise, as "m_joined_conditions".
1257 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
1258 (md_constants): Likewise, as "m_md_constants".
1259 (enum_types): Likewise, as "m_enum_types".
1260 (set_md_ptr_loc): Convert to...
1261 (rtx_reader::set_md_ptr_loc): ...member function.
1262 (get_md_ptr_loc): Convert to...
1263 (rtx_reader::get_md_ptr_loc): ...member function.
1264 (copy_md_ptr_loc): Convert to...
1265 (rtx_reader::copy_md_ptr_loc): ...member function.
1266 (fprint_md_ptr_loc): Convert to...
1267 (rtx_reader::fprint_md_ptr_loc): ...member function.
1268 (print_md_ptr_loc): Convert to...
1269 (rtx_reader::print_md_ptr_loc): ...member function.
1270 (join_c_conditions): Convert to...
1271 (rtx_reader::join_c_conditions): ...member function.
1272 (fprint_c_condition): Convert to...
1273 (rtx_reader::fprint_c_condition): ...member function.
1274 (print_c_condition): Convert to...
1275 (rtx_reader::print_c_condition): ...member function.
1276 (read_name): Convert to...
1277 (rtx_reader::read_name): ...member function.
1278 (read_escape): Convert to...
1279 (rtx_reader::read_escape): ...member function.
1280 (read_quoted_string): Convert to...
1281 (rtx_reader::read_quoted_string): ...member function.
1282 (read_braced_string): Convert to...
1283 (rtx_reader::read_braced_string): ...member function.
1284 (read_string): Convert to...
1285 (rtx_reader::read_string): ...member function.
1286 (read_skip_construct): Convert to...
1287 (rtx_reader::read_skip_construct): ...member function.
1288 (handle_constants): Convert to...
1289 (rtx_reader::handle_constants): ...member function.
1290 (traverse_md_constants): Convert to...
1291 (rtx_reader::traverse_md_constants): ...member function.
1292 (handle_enum): Convert to...
1293 (rtx_reader::handle_enum): ...member function.
1294 (lookup_enum_type): Convert to...
1295 (rtx_reader::lookup_enum_type): ...member function.
1296 (traverse_enum_types): Convert to...
1297 (rtx_reader::traverse_enum_types): ...member function.
1298 (rtx_reader::rtx_reader): Move initializations
1299 of various former global data from rtx_reader::read_md_files to
1300 here, as fields, along with the call to unlock_std_streams.
1301 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
1303 (rtx_reader::read_md_files): Move initializations of various
1304 global data from here to the ctor.
1305 * read-md.h (read_name): Convert to...
1306 (rtx_reader::read_name): ...member function.
1307 (rtx_reader::read_escape): New method decl.
1308 (read_quoted_string): Convert to...
1309 (rtx_reader::read_quoted_string): ...member function.
1310 (rtx_reader::read_braced_string): New method decl.
1311 (read_string): Convert to...
1312 (rtx_reader::read_string): ...member function.
1313 (rtx_reader::read_skip_construct): New method decl.
1314 (rtx_reader::set_md_ptr_loc): New method decl.
1315 (rtx_reader::get_md_ptr_loc): New method decl.
1316 (copy_md_ptr_loc): Convert to...
1317 (rtx_reader::copy_md_ptr_loc): ...member function.
1318 (fprint_md_ptr_loc): Convert to...
1319 (rtx_reader::fprint_md_ptr_loc): ...member function.
1320 (print_md_ptr_loc): Convert to...
1321 (rtx_reader::print_md_ptr_loc): ...member function.
1322 (rtx_reader::lookup_enum_type): New method decl.
1323 (rtx_reader::traverse_enum_types): New method decl.
1324 (rtx_reader::handle_constants): New method decl.
1325 (traverse_md_constants): Convert to...
1326 (rtx_reader::traverse_md_constants): ...member function.
1327 (rtx_reader::handle_enum): New method decl.
1328 (rtx_reader::join_c_conditions): New method decl.
1329 (fprint_c_condition): Convert to...
1330 (rtx_reader::fprint_c_condition): ...member function.
1331 (print_c_condition): Convert to...
1332 (rtx_reader::print_c_condition): ...member function.
1333 (rtx_reader::apply_iterator_to_string): New method decl.
1334 (rtx_reader::copy_rtx_for_iterators): New method decl.
1335 (rtx_reader::read_conditions): New method decl.
1336 (rtx_reader::record_potential_iterator_use): New method decl.
1337 (rtx_reader::read_mapping): New method decl.
1338 (rtx_reader::read_rtx): New method decl.
1339 (rtx_reader::read_rtx_code): New method decl.
1340 (rtx_reader::read_rtx_operand): New method decl.
1341 (rtx_reader::read_nested_rtx): New method decl.
1342 (rtx_reader::read_rtx_variadic): New method decl.
1343 (rtx_reader::get_string_obstack): New method.
1344 (rtx_reader::get_md_constants): New method.
1345 (string_obstack): Convert global variable decl to...
1346 (rtx_reader::m_string_obstack): ...this new field.
1347 (rtx_reader::m_ptr_locs): New field.
1348 (rtx_reader::m_ptr_loc_obstack): New field.
1349 (rtx_reader::m_joined_conditions): New field.
1350 (rtx_reader::m_joined_conditions_obstack): New field.
1351 (rtx_reader::m_md_constants): New field.
1352 (rtx_reader::m_enum_types): New field.
1353 * read-rtl.c (apply_iterator_to_string): Convert to...
1354 (rtx_reader::apply_iterator_to_string): ...member function.
1355 (copy_rtx_for_iterators): Convert to...
1356 (rtx_reader::copy_rtx_for_iterators): ...member function.
1357 (add_condition_to_string): Use rtx_reader_ptr for
1358 calls join_c_conditions.
1359 (apply_iterators): Use rtx_reader_ptr for calls to
1360 join_c_conditions and copy_rtx_for_iterators.
1361 (read_conditions): Convert to...
1362 (rtx_reader::read_conditions): ...member function.
1363 (record_potential_iterator_use): Convert to...
1364 (rtx_reader::record_potential_iterator_use): ...member function.
1365 (read_mapping): Convert to...
1366 (rtx_reader::read_mapping): ...member function.
1367 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
1368 (read_rtx): Convert to...
1369 (rtx_reader::read_rtx): ...member function.
1370 (read_rtx_code): Convert to...
1371 (rtx_reader::read_rtx_code): ...member function.
1372 (read_rtx_operand): Convert to...
1373 (rtx_reader::read_rtx_operand): ...member function. Update for move
1374 of string_obstack to a field.
1375 (read_nested_rtx): Convert to..
1376 (rtx_reader::read_nested_rtx): ...member function.
1377 (read_rtx_variadic): Convert to..
1378 (rtx_reader::read_rtx_variadic): ...member function.
1380 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
1382 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
1384 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
1386 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
1387 for pointer type too.
1388 (ipcp_update_vr): set_ptr_nonnull for pointer.
1390 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
1392 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
1393 pt_solution_singleton_p.
1394 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
1395 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
1396 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
1397 pointer nonnull computed by VRP.
1398 Also Conservatively set pt.null to 1.
1399 (pt_solution_reset): Conservatively set pt.null to 1.
1400 (pt_solution_singleton_or_null_p): Renamed from
1401 pt_solution_singleton_p.
1402 * tree-ssanames.h (set_ptr_nonnull): Declare.
1403 (get_ptr_nonnull): Likewise.
1404 * tree-ssanames.c (set_ptr_nonnull): New.
1405 (get_ptr_nonnull): Likewise.
1406 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
1407 (evrp_dom_walker::before_dom_children): Likewise.
1409 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1411 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
1412 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
1413 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
1414 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
1415 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
1416 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
1417 (rs6000_option_override_internal): Clear it if ABI_AIX.
1418 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
1419 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
1421 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1423 * gimple-ssa-strength-reduction.c (record_increment): Remove
1426 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1428 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
1429 that the result is non-zero if it is true.
1430 (maybe_expand_shift): New wrapper around expand_shift_1.
1431 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
1433 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1435 PR tree-optimization/77916
1436 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
1437 Don't allow a MINUS_EXPR for pointer arithmetic for either known
1439 (record_increment): Increments of -1 for unknown strides just use
1440 a multiply initializer like other negative values.
1441 (analyze_increments): Remove stopgap solution for -1 increment
1442 applied to pointer arithmetic.
1444 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
1446 * dominance.c (dom_info::dom_info): Add new constructor for region
1447 which is vector of basic blocks.
1448 (dom_init): New method to initialize members common for both
1450 (dom_info::dom_info): Invoke dom_init for partial initialization.
1451 (dom_info::get_idom): Add check to corner cases on basic blocks which
1453 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
1454 to detect unreachable bbs.
1455 (dom_info::calc_idoms): Likewise.
1456 (compute_dom_fast_query_in_region): New function.
1457 (calculate_dominance_info_for_region): Likewise.
1458 (free_dominance_info_for_region): Likewise.
1459 * dominance.h: Add prototypes for introduced region-based functions
1460 tree-if-conv.c: (build_region): New function.
1461 (if_convertible_loop_p_1): Invoke local version of post-dominators
1462 calculation before basic block predication with subsequent freeing
1463 post-dominator info.
1464 (tree_if_conversion): Remove free of post-dominator info
1465 (pass_if_conversion::execute): Delete detection of infinite loops
1466 and fake edges to exit block since post-dominator calculation is
1467 performed per if-converted loop only.
1469 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
1472 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
1473 register explicitly.
1474 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
1475 optimizing for size.
1477 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1479 * config/aarch64/aarch64.c: Delete inclusion of
1480 cortex-a57-fma-steering.h.
1481 (aarch64_override_options): Delete call
1482 to aarch64_register_fma_steering.
1483 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
1484 * config/aarch64/cortex-a57-fma-steering.h: Delete.
1485 * config/aarch64/aarch64-passes.def: New file.
1486 * config/aarch64/cortex-a57-fma-steering.c
1487 (aarch64_register_fma_steering): Delete definition.
1488 (make_pass_fma_steering): Remove static qualifier.
1489 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
1490 (cortex-a57-fma-steering.o): Remove dependency on
1491 cortex-a57-fma-steering.h.
1493 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1495 * explow.c (validize_mem): Do not modify the argument in-place.
1497 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
1499 * tree-streamer.c (record_common_node): Explicitly list expected
1502 2016-10-17 Richard Biener <rguenther@suse.de>
1504 PR tree-optimization/77988
1505 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
1507 2016-10-17 Marek Polacek <polacek@redhat.com>
1509 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
1511 2016-10-17 Richard Biener <rguenther@suse.de>
1513 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
1516 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1518 PR tree-optimization/71636
1519 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
1521 2016-10-17 Richard Biener <rguenther@suse.de>
1523 * gimplify.c (gimplify_function_tree): Do not move the outer
1526 2016-10-17 Jakub Jelinek <jakub@redhat.com>
1528 * langhooks.h (struct lang_hooks_for_decls): Remove
1529 function_decl_explicit_p, function_decl_deleted_p and
1530 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
1531 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
1532 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
1533 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
1534 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
1535 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
1536 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
1537 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
1538 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
1539 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
1540 * langhooks.c (lhd_decl_dwarf_attribute): New function.
1541 * dwarf2out.c (gen_subprogram_die): Use
1542 lang_hooks.decls.decl_dwarf_attribute instead of
1543 lang_hooks.decls.function_decl_*.
1545 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1549 * common.opt (-ftrampolines): New option.
1550 * doc/invoke.texi (Code Gen Options): Document it.
1551 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
1552 * doc/tm.texi: Regenerate.
1553 * builtins.def: Add init_descriptor and adjust_descriptor.
1554 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
1555 on platforms with descriptors.
1556 (expand_builtin_init_descriptor): New function.
1557 (expand_builtin_adjust_descriptor): Likewise.
1558 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
1559 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
1560 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
1561 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
1562 Set STATIC_CHAIN_REG_P on the static chain register, if any.
1563 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
1564 (expand_call): Likewise. Move around call to prepare_call_address
1565 and pass all flags to it.
1566 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
1567 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
1568 (gimple_call_set_by_descriptor): New setter.
1569 (gimple_call_by_descriptor_p): New getter.
1570 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
1571 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
1572 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
1573 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1574 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
1575 * rtl.h (STATIC_CHAIN_REG_P): New macro.
1576 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
1577 * target.def (custom_function_descriptors): New POD hook.
1578 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
1579 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
1580 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
1581 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
1582 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
1583 (build_common_builtin_nodes): Initialize init_descriptor and
1585 * tree-nested.c: Include target.h.
1586 (struct nesting_info): Add 'any_descr_created' field.
1587 (get_descriptor_type): New function.
1588 (lookup_element_for_decl): New function extracted from...
1589 (create_field_for_decl): Likewise.
1590 (lookup_tramp_for_decl): ...here. Adjust.
1591 (lookup_descr_for_decl): New function.
1592 (convert_tramp_reference_op): Deal with descriptors.
1593 (build_init_call_stmt): New function extracted from...
1594 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
1595 * defaults.h (FUNCTION_ALIGNMENT): Define.
1596 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
1597 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1598 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
1599 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
1600 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
1602 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1604 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
1605 constants in CONST_VECTORs.
1607 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1609 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
1610 register as destination of bmask.
1611 (vector_init_bshuffle): Likewise.
1612 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
1613 (bmaskdi_vis): Enable only in 64-bit mode.
1615 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
1617 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
1618 make LR a separately shrink-wrapped component unless savres_strategy
1619 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
1620 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
1621 wrapping when not both {SAVE,REST}_INLINE_GPRS.
1623 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1625 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
1626 and keep looping on failure.
1628 2016-10-14 David Malcolm <dmalcolm@redhat.com>
1630 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
1632 (print_rtx_function): Update example in comment for...
1633 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
1634 non-virtual pseudos with a '%' sigil followed by the regno, offset
1635 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
1636 pseudo is dumped as "%0".
1638 2016-10-14 Jakub Jelinek <jakub@redhat.com>
1641 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
1644 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
1646 * config/sparc/sparc-passes.def: New file.
1647 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
1648 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
1649 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
1651 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
1653 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
1654 loop peel to loops with exit test at the beginning.
1656 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
1658 PR rtl-optimization/68212
1659 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
1660 frequency when computing scale factor for peeled copies.
1661 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
1662 values for switch/peel blocks/edges.
1664 2016-10-14 Pedro Alves <palves@redhat.com>
1666 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
1668 2016-10-14 Catherine Moore <clm@codesourcery.com>
1670 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
1671 micromips_globals to zero.
1673 2016-10-14 Richard Biener <rguenther@suse.de>
1675 PR tree-optimization/77979
1676 * tree-vrp.c (compare_name_with_value): Handle released SSA names
1677 in the equivalency sets.
1678 (compare_names): Likewise.
1680 2016-10-14 Martin Liska <mliska@suse.cz>
1682 * builtins.h(target_char_cst_p): Declare the function.
1683 * builtins.c (fold_builtin_memchr): Remove.
1684 (target_char_cst_p): Move the function from gimple-fold.c.
1685 (fold_builtin_3): Do not call the function.
1686 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
1687 (gimple_fold_builtin): Call the function.
1688 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
1690 2016-10-14 Martin Liska <mliska@suse.cz>
1692 * builtins.c (fold_builtin_strcmp): Remove function.
1693 (fold_builtin_strncmp): Likewise.
1694 (fold_builtin_2): Remove call of the function.
1695 (fold_builtin_3): Likewise.
1696 * fold-const-call.c (fold_const_call): Add constant folding
1697 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
1698 * fold-const-call.h (build_cmp_result): Declare the function.
1699 * gimple-fold.c (gimple_load_first_char): New function.
1700 (gimple_fold_builtin_string_compare): Likewise.
1701 (gimple_fold_builtin): Call the function.
1703 2016-10-14 Nathan Sidwell <nathan@acm.org>
1705 * gcov-io.c (gcov_open): Deconstify 'mode'.
1707 2016-10-14 Martin Liska <mliska@suse.cz>
1709 * fold-const.c (c_getstr): Support of properly \0-terminated
1710 string constants. New argument is added.
1711 * fold-const.h: New argument is added.
1713 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1715 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
1717 (aarch64_print_hint_for_core): Likewise.
1718 (aarch64_print_hint_for_arch): Likewise.
1719 (aarch64_validate_march): Use it. Fix indentation in type signature.
1720 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
1721 (aarch64_validate_mtune): Likewise.
1722 (aarch64_handle_attr_arch): Likewise.
1723 (aarch64_handle_attr_cpu): Likewise.
1724 (aarch64_handle_attr_tune): Likewise.
1726 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1728 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
1731 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
1733 * config/m68k/m68k.c (m68k_option_override): Check
1734 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
1735 instead of stack_limit_rtx.
1737 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1739 * dwarf2out.c (gen_member_die): Handle inline static data member
1742 2016-10-13 Nathan Sidwell <nathan@acm.org>
1744 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
1745 gcov_var.mode. Remove unnecessary fstat.
1747 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
1750 * function.c (thread_prologue_and_epilogue_insns): Call all
1751 make_*logue_seq in the same order as traditional. Call them
1752 all a second time if shrink_wrapped_separate.
1754 2016-10-13 Marek Polacek <polacek@redhat.com>
1756 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1757 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
1760 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1762 PR tree-optimization/77937
1763 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
1764 to infinite when we have a pointer with an increment of -1.
1766 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1768 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
1770 * memmodel.h: This file.
1771 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
1772 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
1773 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
1774 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
1775 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
1776 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
1777 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
1778 compare-elim.c, config/aarch64/aarch64-builtins.c,
1779 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
1780 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
1781 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
1782 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
1783 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
1784 config/darwin.c, config/epiphany/epiphany.c,
1785 config/epiphany/mode-switch-use.c,
1786 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
1787 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
1788 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
1789 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
1790 config/m68k/m68k.c, config/mcore/mcore.c,
1791 config/microblaze/microblaze.c, config/mmix/mmix.c,
1792 config/mn10300/mn10300.c, config/moxie/moxie.c,
1793 config/msp430/msp430.c, config/nds32/nds32-cost.c,
1794 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
1795 config/nds32/nds32-memory-manipulation.c,
1796 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
1797 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
1798 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
1799 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
1800 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
1801 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
1802 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
1803 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
1804 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
1805 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
1806 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
1807 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
1808 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
1809 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
1810 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
1811 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
1812 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
1813 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
1814 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
1815 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
1816 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
1817 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
1818 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
1819 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
1820 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
1821 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
1822 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
1823 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
1824 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
1825 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
1826 var-tracking.c, varasm.c: Include memmodel.h.
1827 * genattrtab.c (write_header): Include memmodel.h in generated file.
1828 * genautomata.c (main): Likewise.
1829 * gengtype.c (open_base_files): Likewise.
1830 * genopinit.c (main): Likewise.
1831 * genconditions.c (write_header): Include memmodel.h earlier in
1833 * genemit.c (main): Likewise.
1834 * genoutput.c (output_prologue): Likewise.
1835 * genpeep.c (main): Likewise.
1836 * genpreds.c (write_insn_preds_c): Likewise.
1837 * genrecog.c (write_header): Likewise.
1838 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
1840 2016-10-13 David Malcolm <dmalcolm@redhat.com>
1842 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
1843 for new "compact" param of print_rtx_function. Check for "cinsn"
1845 * print-rtl-function.c (flag_compact): New decl.
1846 (print_rtx_function): Add param "compact" and use it to set
1847 flag_compact, adding a description of the effect to the leading
1848 comment, and updating the example output.
1849 * print-rtl.c (flag_compact): New variable.
1850 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
1852 (print_rtx_operand_code_i): When printing source locations, wrap
1853 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
1854 (print_rtx_operand_code_r): Don't print regnos for hard regs and
1855 virtuals in compact mode.
1856 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
1857 apart from in LABEL_REFs.
1858 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
1859 Don't print basic block ids in compact mode.
1860 (print_rtx): In compact mode, prefix the code of insns with "c",
1861 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
1862 * print-rtl.h (print_rtx_function): Add "compact" param.
1864 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1866 * arm.h (TARGET_VFP): Delete.
1867 (TARGET_VFPD32): Remove references to TARGET_VFP.
1868 (TARGET_VFP3, TARGET_VFP5): Likewise.
1869 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
1870 (TARGET_NEON_FP16): Likewise.
1871 (TARGET_FMA): Likewise.
1872 (TARGET_CRYPTO): Likewise.
1873 (TARGET_NEON): Likewise.
1874 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1875 (FUNCTION_ARG_REGNO_P): Likewise.
1876 * arm.c (arm_option_check_internal): Likewise.
1877 (arm_option_override): Likewise.
1878 (use_return_insn): Likewise.
1879 (arm_function_value_regno_p): Likewise.
1880 (arm_apply_result_size): Likewise.
1881 (use_vfp_abi): Likewise.
1882 (arm_legitimate_address_outer_p): Likewise.
1883 (thumb2_legitimate_address_p): Likewise.
1884 (arm_legitimate_index_p): Likewise.
1885 (thumb2_legitimate_index_p): Likewise.
1886 (arm_legitimate_address): Likewise.
1887 (arm_get_vfp_saved_size): Likewise.
1888 (arm_emit_vfp_multi_reg_pop): Likewise.
1889 (arm_get_frame_offsets): Likewise.
1890 (arm_save_coproc_regs): Likewise.
1891 (arm_hard_regno_mode_ok): Likewise.
1892 (arm_expand_epilogue_apcs_frame): Likewise.
1893 (arm_expand_epilogue): Likewise.
1894 (arm_file_start): Likewise.
1895 (arm_conditional_register_usage): Likewise.
1896 (arm_validize_comparison): Use vfp_compare_operand directly.
1897 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
1898 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
1900 (arm_atomic_assign_expand_fenv): Likewise.
1901 * arm.md (divsf3): Likewise.
1902 (arm_negsi2): Likewise.
1904 (arm_movdi): Likewise.
1905 (arm_movt): Likewise.
1906 (cbranchsf4): Change predicate to vfp_compare_operand.
1907 (cbranchdf4): Change predicate to vfp_compare_operand.
1908 (cstorehf4): Change predicate to vfp_compare_operand.
1909 (cstoresf4): Change predicate to vfp_compare_operand.
1910 (cstoredf4): Change predicate to vfp_compare_operand.
1911 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
1912 (movhi_insn_arch4, movhi_bytes): Likewise.
1913 * constraints.md (Dt): Likewise.
1915 * iterators.md (SDF): Likewise.
1916 * predicates.md (arm_float_compare_operand): Delete.
1917 (const_double_vcvt_power_of_two_reciprocal): Remove references to
1919 (const_double_vcvt_power_of_two): Likewise.
1920 * thumb2.md thumb2_movsi_insn): Likewise.
1921 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
1922 (movhf_vfp): Likewise.
1923 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
1924 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
1925 (movsf_vfp, thumb2_movsf_vfp): Likewise.
1926 (movdf_vfp, thumb2_movdf_vfp): Likewise.
1927 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
1928 (subsf3_vfp, divsf3_vfp): Likewise.
1929 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
1930 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
1931 (mulsf3negsfsubsf_vfp): Likewise.
1932 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
1933 (floatunssisf2, sqrtsf2_vfp): Likewise.
1934 (movcc_vfp): Likewise.
1935 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
1936 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
1937 (push_multi_vfp): Likewise.
1938 (set_fpscr, get_fpscr): Likewise.
1939 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
1941 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1943 * arm.h (TARGET_VFP): Unconditionally define to 1.
1944 (arm_fpu_desc): Remove 'model' field.
1945 (TARGET_FPU_MODEL): Delete.
1946 * arm.c (all_fpus): Don't initialize the model field.
1947 (arm_can_inline_p): Don't check the FPU model.
1948 * arm-fpus.def: Remove redundant model field from all FPU
1951 2016-10-13 Richard Biener <rguenther@suse.de>
1954 * genmatch.c (struct capture): Add value_match member.
1955 (commutate): Preserve value_match.
1956 (lower_opt_convert): Likewise.
1957 (lower_cond): Likewise.
1958 (replace_id): Likewise.
1959 (struct dt_operand): Add value_match member.
1960 (decision_tree::cmp_node): Compare it.
1961 (decision_tree::insert_operand): Honor it when finding and
1962 when appending a DT_MATCH.
1963 (dt_operand::gen_match_op): Generate a type check after
1964 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
1965 (parser::get_internal_capture_id): New helper.
1966 (parser::finish_match_operand): New function lowering @@<id>.
1967 (parser::parse_capture): Parse @@<id> as value-match.
1968 (parser::parse_expr): Use get_internal_capture_id.
1969 (parser::parse_simplify): Call finish_match_operand.
1970 (walk_captures): New helper.
1971 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
1973 ((X /[ex] A) * A -> X): Likewise.
1974 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
1975 convert[12] and value-matching.
1976 ((A | B) & (A | C) -> A | (B & C)): Likewise.
1977 ((X | Y) | Y -> X | Y): Likewise.
1978 ((X ^ Y) ^ Y -> X): Likewise.
1979 (A - (A & B) -> ~B & A): Likewise.
1980 ((T)(P + A) - (T)P -> (T) A): Likewise.
1981 ((T)P - (T)(P + A) -> -(T) A): Likewise.
1982 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
1983 * doc/match-and-simplify.texi: Amend capture section.
1985 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1987 * config/arc/arc.md (umul_600): Remove predicated variant.
1988 (umul64_600): Likewise.
1990 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1992 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
1994 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1996 * tree-vect-loop.c (loop_niters_no_overflow): New func.
1997 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
1998 no-overflow information to vect_do_peeling_for_loop_bound and
1999 vect_gen_vector_loop_niters.
2001 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2003 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
2006 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2008 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
2009 adjust_vec automatically.
2010 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
2011 param exit_bb to guard_to.
2012 (slpeel_checking_verify_cfg_after_peeling):
2013 (set_prologue_iterations):
2014 (create_lcssa_for_virtual_phi): New func which is factored out from
2015 slpeel_tree_peel_loop_to_edge.
2016 (slpeel_tree_peel_loop_to_edge):
2017 (iv_phi_p): New func.
2018 (vect_can_advance_ivs_p): Call iv_phi_p.
2019 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
2020 new gimple stmts in basic block.
2021 (vect_gen_niters_for_prolog_loop): Rename to...
2022 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
2023 adjust implementation.
2024 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
2025 sizetype if necessary.
2026 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
2027 it to external function.
2028 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
2029 (vect_gen_vector_loop_niters_mult_vf): New.
2030 (slpeel_update_phi_nodes_for_loops): New.
2031 (slpeel_update_phi_nodes_for_guard1): Reimplement.
2032 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
2033 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
2034 * tree-vect-loop.c (vect_build_loop_niters): Move to file
2035 tree-vect-loop-manip.c
2036 (vect_generate_tmps_on_preheader): Delete.
2037 (vect_transform_loop): Rename vectorization_factor to vf. Call
2038 vect_do_peeling instead of vect_do_peeling-* functions.
2039 * tree-vectorizer.h (vect_do_peeling): New decl.
2040 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
2041 (vect_do_peeling_for_loop_bound): Delete.
2042 (vect_do_peeling_for_alignment): Delete.
2044 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2046 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
2047 duplicated loop after its preheader and after the original loop.
2049 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2051 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
2052 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
2054 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2056 * tree-vect-loop.c (vectorizable_live_operation): Support handling
2057 for live variable outside loop but not in lcssa form.
2059 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2061 * cfg.c (reset_original_copy_tables): New func.
2062 * cfg.h (reset_original_copy_tables): New decl.
2064 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2067 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
2069 * varasm.c (default_binds_local_p_3): Formatting fix.
2071 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2073 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
2075 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
2076 Remove useless code.
2078 2016-10-13 Martin Liska <mliska@suse.cz>
2080 PR tree-optimization/77943
2081 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
2082 a different EH landing pads.
2084 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2087 * hooks.h (hook_tree_void_null): Declare.
2088 * hooks.c (hook_tree_void_null): New function.
2089 * langhooks.c (lhd_return_null_tree_v): Remove.
2090 * langhooks-def.h (lhd_return_null_tree_v): Remove.
2091 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
2092 set y to const0_rtx.
2093 * function.c (stack_protect_epilogue): Likewise.
2094 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
2095 if TARGET_THREAD_SSP_OFFSET is defined.
2096 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2097 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2098 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2099 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2100 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2101 (ix86_stack_protect_guard): New function.
2103 2016-10-13 Richard Biener <rguenther@suse.de>
2105 * dwarf2out.c (tree_add_const_value_attribute): Do not try
2106 rtl_for_decl_init during early phase.
2107 (gen_variable_die): Do not create locations during early phase.
2108 (gen_label_die): Likewise.
2109 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
2112 2016-10-12 Richard Biener <rguenther@suse.de>
2114 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
2115 try_add_new_range and made to eturn new range.
2116 (evrp_dom_walker::before_dom_children): Push op1 value range before
2117 pushing op0 value range.
2119 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2121 PR tree-optimization/77937
2122 * gimple-ssa-strength-reduction.c (analyze_increments): Use
2123 POINTER_TYPE_P on the candidate type to determine whether
2124 candidates in this chain require pointer arithmetic.
2126 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
2128 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
2129 correction if the type is smaller than a word.
2130 (visium_select_cc_mode): Add ... fall through ... comment.
2132 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2134 * config/rs6000/rs6000.c (machine_function): Add new fields
2135 gpr_is_wrapped_separately and lr_is_wrapped_separately.
2136 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2137 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2138 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2139 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2140 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2141 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2142 (rs6000_get_separate_components): New function.
2143 (rs6000_components_for_bb): New function.
2144 (rs6000_disqualify_components): New function.
2145 (rs6000_emit_prologue_components): New function.
2146 (rs6000_emit_epilogue_components): New function.
2147 (rs6000_set_handled_components): New function.
2148 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
2149 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
2150 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
2151 (rs6000_emit_epilogue): Don't emit GPR restores if
2152 gpr_is_wrapped_separately for that register. Don't make a
2153 REG_CFA_RESTORE note for registers we did not restore, either.
2155 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2157 * function.c (thread_prologue_and_epilogue_insns): Call
2158 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
2159 if it has possibly changed. Compute the split_prologue_seq and
2160 epilogue_seq later, too.
2161 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
2162 (dump_components): New function.
2163 (struct sw): New struct.
2165 (init_separate_shrink_wrap): New function.
2166 (fini_separate_shrink_wrap): New function.
2167 (place_prologue_for_one_component): New function.
2168 (spread_components): New function.
2169 (disqualify_problematic_components): New function.
2170 (emit_common_heads_for_components): New function.
2171 (emit_common_tails_for_components): New function.
2172 (insert_prologue_epilogue_for_components): New function.
2173 (try_shrink_wrapping_separate): New function.
2174 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
2176 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2178 * regrename.c (build_def_use): Invalidate chains that have a
2179 REG_CFA_RESTORE on some instruction.
2181 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2183 * dce.c (delete_unmarked_insns): Don't delete instructions with
2184 a REG_CFA_RESTORE note.
2186 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2188 * common.opt (-fshrink-wrap-separate): New flag.
2189 * doc/invoke.texi: Document it.
2190 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
2191 * doc/tm.texi: Regenerate.
2192 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
2193 * target.def (shrink_wrap): New hook vector.
2194 (get_separate_components, components_for_bb, disqualify_components,
2195 emit_prologue_components, emit_epilogue_components,
2196 set_handled_components): New hooks.
2198 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2200 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
2201 vector return by reference only if -Wpsabi.
2202 (rs6000_pass_by_reference): Similarly, for argument passing.
2204 2016-10-12 David Malcolm <dmalcolm@redhat.com>
2206 * function-tests.c: Include "print-rtl.h".
2207 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
2208 function, and verify what is dumped.
2209 * print-rtl-function.c (print_edge): New function.
2210 (begin_any_block): New function.
2211 (end_any_block): New function.
2212 (can_have_basic_block_p): New function.
2213 (print_rtx_function): Track the basic blocks of insns in the
2214 chain, wrapping those that are within blocks within "(block)"
2215 directives. Remove the "(cfg)" directive.
2217 2016-10-12 David Malcolm <dmalcolm@redhat.com>
2219 * selftest.c (selftest::read_file): New function.
2220 (selftest::test_read_file): New function.
2221 (selftest::selftest_c_tests): Call test_read_file.
2222 * selftest.h (selftest::read_file): New decl.
2224 2016-10-12 Richard Biener <rguenther@suse.de>
2227 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
2230 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
2232 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
2234 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
2235 dwarf2out_assembly_start.
2237 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
2239 * Makefile.in (SELFTEST_FLAGS): New variable.
2240 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
2242 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
2245 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
2247 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
2248 dumped in RTL dumps.
2250 2016-10-12 Martin Liska <mliska@suse.cz>
2252 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
2253 (gimple_fold_builtin_memory_op): Use the function.
2254 (gimple_fold_builtin_strchr): Likewise.
2255 (gimple_fold_builtin_strcat): Likewise.
2256 (gimple_build): Likewise.
2258 2016-10-12 Nathan Sidwell <nathan@acm.org>
2260 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
2262 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
2264 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
2265 equivalent 32-bit constant (modulo 2**32) when that yields
2266 smaller instructions.
2267 (size_of_int_loc_descriptor): Update accordingly.
2269 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
2271 * dwarf2out.c (dwarf2out_early_global_decl): For nested
2272 functions, call dwarf2out_decl on the parent function first.
2274 2016-10-12 Richard Biener <rguenther@suse.de>
2276 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
2279 2016-10-12 Richard Biener <rguenther@suse.de>
2281 * tree-ssa-propagate.c
2282 (substitute_and_fold_dom_walker::before_dom_children): Do not
2283 ignore ASSERT_EXPRs but only preserve them.
2284 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
2285 that have been propagated into.
2286 (vrp_finalize): Enable DCE for substitute_and_fold.
2288 2016-10-12 Richard Biener <rguenther@suse.de>
2290 PR tree-optimization/77920
2291 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
2292 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
2293 (simplify_abs_using_ranges): Likewise.
2294 (simplify_conversion_using_ranges): Likewise.
2295 (simplify_stmt_using_ranges): Adjust.
2297 2016-10-12 Jakub Jelinek <jakub@redhat.com>
2299 PR tree-optimization/77929
2300 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
2301 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
2303 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2306 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
2307 needs a base register for arg 1.
2309 2016-10-12 Jakub Jelinek <jakub@redhat.com>
2311 * common.opt (Wimplicit-fallthrough) Turn into alias to
2312 -Wimplicit-fallthrough=3. Remove EnabledBy.
2313 (Wimplicit-fallthrough=): New option.
2314 * gimplify.c (warn_implicit_fallthrough_r): Use
2315 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
2316 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
2317 to -Wimplicit-fallthrough=3.
2318 (-Wimplicit-fallthrough=): Document.
2320 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2322 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
2323 and GEU in DImode if TARGET_SUBXC.
2324 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
2325 (seqdi<W:mode>_zero_subxc): Delete.
2326 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
2327 (neg_seqdi<W:mode>_zero_vis3): Delete.
2328 (plus_seqdi<W:mode>_zero): Likewise.
2329 (minus_seqdi<W:mode>_zero): Likewise.
2330 (plus_plus_sltu<W:mode>): Accept only register.
2331 (addx<W:mode>): Likewise.
2332 (plus_sltu<W:mode>_vis3): Likewise.
2333 (plus_plus_sltu<W:mode>_vis3): Likewise.
2334 (neg_sgeu<W:mode>_vis3): Delete.
2335 (minus_sgeu<W:mode>_vis3): Likewise.
2336 (addxc<W:mode>): Accept only registers.
2337 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
2338 (minus_neg_sltu<W:mode>_subxc): Accept only register.
2339 (neg_plus_sltu<W:mode>_subxc): Likewise.
2340 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
2341 (minus_minus_sltu<W:mode>_subxc): Accept only register.
2342 (sgeu<W:mode>_insn_subxc): Delete.
2343 (plus_sgeu<W:mode>_subxc): Likewise.
2344 (subxc<W:mode>): Accept only register.
2345 (scc splitter): Split always GEU again.
2347 2016-10-11 Jeff Law <law@redhat.com>
2349 PR tree-optimization/77424
2350 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
2351 dead conditionals. Assert that all e->aux fields are NULL.
2353 2016-10-11 David Malcolm <dmalcolm@redhat.com>
2355 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
2356 operand-printing "switch" statement into...
2357 (print_rtx_operand_code_0): ...this new function, ...
2358 (print_rtx_operand_code_e): ...this new function, ...
2359 (print_rtx_operand_codes_E_and_V): ...this new function, ...
2360 (print_rtx_operand_code_i): ...this new function, ...
2361 (print_rtx_operand_code_r): ...this new function, ...
2362 (print_rtx_operand_code_u): ...this new function, ...
2363 (print_rtx_operand): ...and this new function.
2365 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
2367 * config/alpha/alpha-passes.def: New file.
2368 * config/alpha/t-alpha: New file.
2369 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
2370 (make_pass_handle_trap_shadows): New prototype.
2371 (make_pass_align_insns): Ditto.
2372 * config/alpha/alpha.c (alpha_option_override): Don't register
2374 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
2376 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2379 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
2380 distinct __ibm128 IBM extended double type if long doubles are
2381 128-bits and the default format for long double is IEEE 128-bit.
2383 2016-10-11 Richard Biener <rguenther@suse.de>
2385 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
2386 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
2387 (verify_die): New function.
2388 (dwarf2out_finish): Call it.
2389 (output_line_info): Handle case of -gsplit-dwarf without
2390 DWARF2_ASM_LINE_DEBUG_INFO.
2392 2016-10-11 Richard Biener <rguenther@suse.de>
2395 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
2396 sub-chains of BLOCK_VARS and gimple_bind_vars.
2398 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
2400 * config/i386/znver1.md : Fix imov/imovx load type reservations.
2402 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2404 * config/sparc/sparc.opt (msubxc): New option.
2405 * doc/invoke.texi (SPARC options): Document it and tidy up.
2406 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
2407 * doc/tm.texi: Regenerate.
2408 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
2410 (CCX_NOOV): Rename into...
2414 * config/sparc/predicates.m (fcc_register_operand): Simplify.
2415 (fcc0_register_operand): Likewise.
2416 (icc_register_operand): New.
2417 (icc_or_fcc_register_operand): Simplify.
2418 (nz_comparison_operator): New.
2419 (c_comparison_operator): Likewise.
2420 (noov_compare_operator): Rename into...
2421 (icc_comparison_operator): ...this. Use above predicates.
2422 (noov_compare64_operator): Rename into...
2423 (v9_comparison_operator): ...this and tidy up.
2424 (fcc_comparison_operator): New.
2425 (icc_or_fcc_comparison_operator): Likewise.
2426 (v9_register_compare_operator): Rename info...
2427 (v9_register_comparison_operator): ...this.
2428 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
2429 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
2431 (sparc_fixed_condition_code_regs): New function.
2432 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
2433 renaming and add support for CCC/CCXC.
2434 (output_cbranch): Likewise.
2435 (sparc_print_operand): Likewise.
2436 (gen_v9_scc): Remove obsolete assertion.
2437 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
2438 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
2439 (output_cbcond): Remove bogus handling of CC modes.
2440 (sparc_register_move_cost): Return 100 for NO_REGS.
2441 * config/sparc/sparc.md (W): New mode iterator.
2442 (length): Adjust for noov_compare64_operator renaming.
2443 (cmpsi_sne): New instruction.
2444 (cmpdi_sne): Likewise.
2445 (seqdi_special): Delete.
2446 (seqdi_special): Likewise.
2447 (snesi<P:mode>_special): Likewise.
2448 (snedi_special): Likewise.
2449 (snedi_special_vis3): Likewise.
2450 (snesi patterns): Use W iterator.
2451 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
2452 (sltu patterns): Likewise.
2453 (sgeu patterns): Likewise.
2454 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
2455 (normal_branch): Use icc_comparison_operator predicate.
2456 (inverted_branch): Likewise.
2457 (cbcond_sp32): Use comparison_operator predicate.
2458 (cbcond_sp64): Likewise.
2459 (normal_int_branch_sp64): Adjust for renaming
2460 (inverted_int_branch_sp64): Likewise.
2461 (mov<I:mode>_cc_reg_sp64): Likewise.
2462 (movsf_cc_reg_sp6): Likewise.
2463 (movdf_cc_reg_sp64): Likewise.
2464 (movtf_cc_reg_hq_sp64): Likewise.
2465 (movtf_cc_reg_sp64): Likewise.
2466 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
2467 (movsf_cc_v9): Likewise.
2468 (movdf_cc_v9): Likewise.
2469 (movtf_cc_hq_v9): Likewise.
2470 (movtf_cc_v9): Likewise.
2471 (adddi3): Call gen_adddi3_sp32.
2472 (adddi3_insn_sp32): Rename to...
2473 (adddi3_sp32): ...this. Accept only register_operand as operand #1
2474 and use CCCmode for the carry.
2475 (addx_extend_sp32): Use CCCmode for the carry.
2476 (addx_extend_sp64): Delete.
2477 (adddi3_extend_sp32): Use CCCmode for the carry.
2478 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
2479 (subdi3): Call gen_subdi3_sp32.
2480 (subdi3_insn_sp32): Rename to...
2481 (subdi3_sp32): ...this and use CCmode for the carry.
2482 (subx_extend_sp32): Use CCCmode for the carry.
2483 (subx_extend_sp64): Delete.
2484 (subdi3_extend_sp32): Use CCmode for the carry.
2485 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
2486 (negdi3): Call gen_negdi3_sp32.
2487 (negdi3_sp32): Use CCCmode for the carry.
2488 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
2489 (cmp_nz_ashift_1): Use CCNZ mode.
2490 (cmp_nz_set_ashift_1): Likewise.
2491 (ctrapsi4): Use comparison_operator predicate.
2492 (ctrapdi4): Likewise.
2493 (trapsi_insn): Use icc_comparison_operator predicate.
2494 (trapdi_insn): Likewise.
2495 (edge8 patterns): Use CCNZmode.
2496 (edge16 patterns): Likewise.
2497 (edge32 patterns): Likewise.
2499 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2501 * config/visium/visium-modes.def (CC_NOOV): Rename into...
2503 (CC_BTST): Rename into...
2505 * config/visium/predicates.md (real_add_operand): New.
2506 (visium_btst_operator): Rename into...
2507 (visium_equality_comparison_operator): ...this.
2508 (visium_noov_operator): Rename into...
2509 (visium_nz_comparison_operator): ...this.
2510 (visium_c_comparison_operator): New.
2511 (visium_branch_operator): Adjust and deal with all CC modes.
2512 * config/visium/visium.c (visium_adjust_cost): Adjust.
2513 (visium_split_double_add): Use the *_set_carry patterns.
2514 (visium_select_cc_mode): Add support for CCC mode and adjust.
2515 (output_cbranch): Adjust and use the carry-based operators for
2516 floating-point comparisons.
2517 * config/visium/visium.md (flags_subst_arith): Adjust.
2518 (addsi3_insn_set_carry): New instruction.
2519 (subsi3_insn_set_carry): Likewise.
2520 (negsi2_insn_set_carry): Likewise.
2522 (cmp<mode>_sne): Likewise.
2523 (cbranch<mode>4): Use ordered_comparison_operator.
2524 (cbranch<mode>4_insn): Likewise.
2525 (cbranchsi4_btst_insn): Adjust.
2527 2016-10-11 Tom de Vries <tom@codesourcery.com>
2530 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
2533 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2535 * tree.h (build_complex_type): Add second parameter with default.
2536 * tree.c (build_complex_type): Add NAMED second parameter and adjust
2537 recursive call. Create a TYPE_DECL only if NAMED is true.
2538 (build_common_tree_nodes): Pass true in calls to build_complex_type.
2540 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
2542 New avr-passes.def to register AVR specific passes.
2544 * config/avr/avr-passes.def: New file.
2545 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
2546 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
2547 (make_avr_pass_recompute_note): New proto.
2548 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
2549 (avr_pass_recompute_notes): Use anonymous namespace.
2550 (avr_register_passes): Remove function...
2551 (avr_option_override): ...and its call.
2553 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
2555 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
2556 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
2557 PTF_AVOID_BRANCHLIKELY_SPEED for others.
2558 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
2560 * config/mips/mips.c (mips_option_override): Enable the branch
2561 likely depending on the tune flags and optimization level.
2562 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
2563 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
2564 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
2565 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
2567 2016-10-11 Richard Biener <rguenther@suse.de>
2569 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
2570 (output_function): Properly stream the whole block tree.
2571 * lto-streamer-in.c (input_function): Likewise.
2573 2016-10-11 Marek Polacek <polacek@redhat.com>
2575 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
2577 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2579 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
2580 (evrp_dom_walker::before_dom_children): Infer and push new value
2581 ranges for x in y < x.
2583 2016-10-10 Joseph Myers <joseph@codesourcery.com>
2586 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
2587 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
2588 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
2589 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
2590 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
2591 (IA64_NO_LIBGCC_TFMODE): Likewise.
2593 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2595 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
2598 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
2600 * config.gcc: Add aarch64-*-freebsd* support.
2601 * config.host: Likewise.
2602 * config/aarch64/aarch64-freebsd.h: New file.
2603 * config/aarch64/t-aarch64-freebsd: Ditto.
2605 2016-10-10 Jeff Law <law@redhat.com>
2607 PR tree-optimization/71947
2608 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
2609 B with A within a single statement.
2611 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2613 PR tree-optimization/77824
2614 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
2615 zero cost for copies.
2616 (find_candidates_dom_walker::before_dom_children): Replace
2617 MODIFY_EXPR with SSA_NAME.
2618 (replace_mult_candidate): Likewise.
2619 (replace_profitable_candidates): Likewise.
2621 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2623 * config/s390/s390.h: Wrap more macros args in brackets and fix
2625 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
2627 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
2629 2016-10-10 Andreas Schwab <schwab@suse.de>
2632 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
2633 pseudo is not DImode.
2635 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
2637 * common/config/arc/arc-common.c (arc_option_optimization_table):
2638 Remove compact casesi option.
2639 * config/arc/arc.c (arc_override_options): Use compact casesi
2640 option only for pre-ARCv2 cores.
2641 * doc/invoke.texi (mcompact-casesi): Update text.
2643 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2645 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
2646 Add macro to say we can efficiently handle overlapping unaligned
2648 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
2649 poor code for processors older than p8.
2651 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
2653 * gen-pass-instances.awk: Remove GNUism.
2655 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2657 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
2658 NULL of (*ipcp_transformations)][node->uid].
2660 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
2662 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
2663 (MALLOC_ABI_ALIGNMENT): Define.
2665 2016-10-09 Jakub Jelinek <jakub@redhat.com>
2667 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
2668 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
2669 VAR_OR_FUNCTION_DECL_P macros.
2670 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
2671 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
2672 chkp_find_bounds_1): Likewise.
2673 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
2674 * hsa-gen.c (get_symbol_for_decl): Likewise.
2675 * cgraphunit.c (check_global_declaration, analyze_functions,
2676 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
2678 * gimple-fold.c (can_refer_decl_in_current_unit_p,
2679 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
2681 * tree.c (set_decl_section_name, copy_node_stat,
2682 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
2683 merge_dllimport_decl_attributes, handle_dll_attribute,
2684 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
2685 verify_type): Likewise.
2686 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
2687 find_explicit_erroneous_behavior): Likewise.
2688 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
2689 * ipa.c (process_references): Likewise.
2690 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
2691 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
2692 notice_global_symbol, assemble_variable, mark_decl_referenced,
2693 build_constant_desc, output_constant_def_contents, do_assemble_alias,
2694 make_decl_one_only, default_section_type_flags,
2695 categorize_decl_for_section, default_encode_section_info): Likewise.
2696 * trans-mem.c (requires_barrier): Likewise.
2697 * gimple-expr.c (mark_addressable): Likewise.
2698 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
2699 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
2700 expand_debug_expr): Likewise.
2701 * tree-dump.c (dequeue_and_dump): Likewise.
2702 * ubsan.c (instrument_bool_enum_load): Likewise.
2703 * tree-pretty-print.c (print_declaration): Likewise.
2704 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
2705 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
2706 * asan.c (asan_protect_global, instrument_derefs): Likewise.
2707 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
2708 pass_build_ssa::execute): Likewise.
2709 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
2710 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
2712 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
2714 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
2715 can_be_nonlocal, remap_decls, copy_debug_stmt,
2716 initialize_inlined_parameters, add_local_variables,
2717 reset_debug_binding, replace_locals_op): Likewise.
2718 * dse.c (can_escape): Likewise.
2719 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
2721 * tree-diagnostic.c (default_tree_printer): Likewise.
2722 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
2723 unpack_ts_decl_with_vis_value_fields,
2724 lto_input_ts_decl_common_tree_pointers): Likewise.
2725 * builtins.c (builtin_save_expr, fold_builtin_expect,
2726 readonly_data_expr): Likewise.
2727 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
2728 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
2730 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
2731 * gimplify.c (force_constant_size, gimplify_bind_expr,
2732 gimplify_decl_expr, gimplify_var_or_parm_decl,
2733 gimplify_compound_lval, gimplify_init_constructor,
2734 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
2735 gimplify_type_sizes): Likewise.
2736 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2737 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
2738 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
2739 remove_unused_locals): Likewise.
2740 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
2741 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
2742 * function.c (instantiate_expr, instantiate_decls_1,
2743 setjmp_vars_warning, add_local_decl): Likewise.
2744 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
2746 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
2747 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
2748 optimize_va_list_gpr_fpr_size): Likewise.
2749 * tree-nrv.c (pass_nrv::execute): Likewise.
2750 * tsan.c (instrument_expr): Likewise.
2751 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2752 * vtable-verify.c (verify_bb_vtables): Likewise.
2753 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
2754 get_ref_base_and_extent): Likewise.
2755 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
2757 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
2758 analyze_all_variable_accesses): Likewise.
2759 * tree-nested.c (get_nonlocal_debug_decl,
2760 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
2761 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
2762 get_local_debug_decl, convert_local_omp_clauses,
2763 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
2765 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
2766 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
2767 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
2768 dbxout_symbol, dbxout_common_check): Likewise.
2769 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
2770 string_constant): Likewise.
2771 * hsa.c (hsa_get_declaration_name): Likewise.
2772 * passes.c (rest_of_decl_compilation): Likewise.
2773 * tree-ssanames.c (make_ssa_name_fn): Likewise.
2774 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
2775 pack_ts_decl_with_vis_value_fields,
2776 write_ts_decl_common_tree_pointers): Likewise.
2777 * stor-layout.c (place_field): Likewise.
2778 * symtab.c (symtab_node::maybe_create_reference,
2779 symtab_node::verify_base, symtab_node::make_decl_local,
2780 symtab_node::copy_visibility_from,
2781 symtab_node::can_increase_alignment_p): Likewise.
2782 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
2783 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
2784 fortran_common, add_location_or_const_value_attribute,
2785 add_scalar_info, add_linkage_name, set_block_abstract_flags,
2786 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
2787 optimize_one_addr_into_implicit_ptr,
2788 optimize_location_into_implicit_ptr): Likewise.
2789 * gimple-low.c (record_vars_into): Likewise.
2790 * ipa-visibility.c (update_vtable_references): Likewise.
2791 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
2793 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
2794 DFS::DFS_write_tree_body, write_symbol): Likewise.
2795 * langhooks.c (lhd_warn_unused_global_decl,
2796 lhd_set_decl_assembler_name): Likewise.
2797 * attribs.c (decl_attributes): Likewise.
2798 * except.c (output_ttype): Likewise.
2799 * varpool.c (varpool_node::get_create, ctor_for_folding,
2800 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
2801 * fold-const.c (fold_unary_loc): Likewise.
2802 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
2803 ipa_find_agg_cst_from_init): Likewise.
2804 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
2805 expand_omp_target, lower_omp_regimplify_p,
2806 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
2807 find_link_var_op): Likewise.
2808 * tree-chrec.c (chrec_contains_symbols): Likewise.
2809 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
2810 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
2811 execute_fixup_cfg): Likewise.
2813 PR tree-optimization/77901
2814 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
2815 if ranges[i].exp is SSA_NAME when looking for >= and only when
2816 ranges[i].exp is NULL or SSA_NAME when looking for the other
2819 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2821 * ipa-cp.c (ipcp_alignment_lattice): Remove.
2822 (ipcp_param_lattices): Remove field alignment.
2823 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
2824 (set_all_contains_variable): Remove call to
2825 ipcp_alignment_lattice::set_to_bottom.
2826 (initialize_node_lattices): Likewise.
2827 (propagate_alignment_accross_jump_function): Remove.
2828 (propagate_constants_accross_call): Remove call to
2829 propagate_alignment_accross_jump_function.
2830 (ipcp_store_alignment_results): Remove.
2831 (ipcp_driver): Remove call to ipcp_store_alignment_results.
2832 (propagate_bits_accross_jump_function): Handle ancestor jump function.
2833 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
2834 pretty-printing of alignment jump function.
2835 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
2836 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
2837 alignments and remove computing ipa_alignment jump function.
2838 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
2839 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
2840 (ipa_read_jump_function): Remove reading of ipa_alignment.
2841 (write_ipcp_transformation_info): Remove streaming for alignment
2842 propagation summary.
2843 (read_ipcp_transformation_info): Remove reading of alignment
2844 propagation summary.
2845 (ipcp_update_alignments): Remove.
2846 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
2848 (ipcp_transform_function): Remove call to ipcp_update_alignments()
2849 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
2850 * ipa-prop.h (ipa_alignment): Remove.
2851 (ipa_jump_func): Remove field alignment.
2852 (ipcp_transformation_summary): Remove field alignments.
2853 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
2854 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
2855 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
2857 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
2859 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
2861 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
2863 (visium_expand_fp_cstore): Likewise.
2865 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2867 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
2868 * diagnostic.c (warning_at_rich_loc_n): New function.
2869 (diagnostic_n_impl_richloc): Likewise.
2870 (diagnostic_n_impl): Move most of the function to
2871 diagnostic_n_impl_richloc and call it.
2873 2016-10-08 Jakub Jelinek <jakub@redhat.com>
2875 * gen-pass-instances.awk: Rewritten.
2876 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
2877 $(PASSES_EXTRA) after passes.def to the script.
2878 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
2879 * config/i386/i386-passes.def: New file.
2880 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
2881 make_pass_stv): Declare.
2882 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
2884 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
2886 (pass_stv::clone, pass_stv::set_pass_param): New methods.
2887 (pass_stv::timode_p): New non-static data member.
2888 (ix86_option_override): Don't register passes here.
2890 * doc/invoke.texi: Document accepting Else, fallthrough.
2892 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
2895 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
2896 FALLTHRU comment styles.
2898 2016-10-07 Andrew Pinski <apinski@cavium.com>
2900 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
2901 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
2902 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
2904 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
2906 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
2908 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
2909 (AARCH64_ARCH): Likewise.
2910 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
2912 (AARCH64_CORE): Likewise.
2913 (AARCH64_ARCH): Likewise.
2914 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
2915 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2916 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
2917 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2918 (AARCH64_ARCH): Likewise.
2919 (AARCH64_CORE): Likewise.
2920 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
2921 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
2922 (AARCH64_CORE): Likewise.
2923 (AARCH64_ARCH): Likewise.
2925 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2927 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
2928 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
2929 floating point type infrastructre, and -mfloat128 that enables the
2930 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
2931 if -mfloat128-type. Define __ibm128 to be long double by default.
2932 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
2933 the IEEE 128-bit floating point type infrastructure should
2934 automatically be enabled.
2935 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
2936 instead of -mfloat128 to enable KFmode.
2937 (rs6000_option_override_internal): Split the option -mfloat128
2938 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
2939 systems, automatically set -mfloat128-type, but don't enable it on
2940 other operating systems. Move setting the long double size and
2941 IEEE quad support before the IEEE 128-bit floating point changes.
2942 (rs6000_init_builtins): Do not create a unique type for __ibm128
2943 if long double is IBM extended double, instead rely on __ibm128
2944 being defined as 'long double'. If -mfloat128-type and not
2945 -mfloat128, create the KFmode type with an undocumented __ieee128
2947 (rs6000_init_libfuncs): Use -mfloat128-type instead of
2948 -mfloat128 for tests about the types, but keep tests for
2949 -mfloat128 to enable the keyword support.
2950 (rs6000_complex_function_value): Likewise.
2951 (rs6000_scalar_mode_supported_p): Likewise.
2952 (rs6000_floatn_mode): Likewise.
2953 (rs6000_c_mode_for_suffix): Likewise.
2954 (rs6000_opt_masks): Add -mfloat128-type.
2955 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
2956 -mfloat128-type being split from -mfloat128. Add
2957 -mfloat128-hardware, which was missing.
2958 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
2959 -mfloat128 and -mfloat128-type:
2960 (-mfloat128-type): Likewise.
2961 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
2962 that 64-bit Linux systems with enable -mfloat128-type by default
2964 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
2965 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
2966 -mfloat128-type instead of -mfloat128.
2967 (FLOAT128_2REG_P): Likewise.
2968 (MASK_FLOAT128_TYPE): Likewise.
2969 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2970 (RS6000_BTM_FLOAT128): Likewise.
2971 (TARGET_FLOAT128): Poison old identifiers.
2972 (OPTION_MASK_FLOAT128): Likewise.
2973 (MASK_FLOAT128): Likewise.
2974 * config/rs6000/rs6000.md (FP): Likewise.
2975 (FLOAT128): Likewise.
2976 (fix_trunc<mode>di2): Likewise.
2977 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
2978 (floatdi<mode>2): Likewise.
2979 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
2980 (neg<mode>2, FLOAT128 iterator): Likewise.
2981 (abs<mode>2, FLOAT128 iterator): Likewise.
2982 (ieee_128bit_negative_zero): Likewise.
2983 (ieee_128bit_vsx_neg<mode>2): Likewise.
2984 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
2985 (ieee_128bit_vsx_abs<mode>2): Likewise.
2986 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2987 (ieee_128bit_vsx_nabs<mode>2): Likewise.
2988 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2989 (extendiftf2): Likewise.
2990 (extendifkf2): Likewise.
2991 (extendtfkf2): Likewise.
2992 (trunciftf2): Likewise.
2993 (truncifkf2): Likewise.
2994 (trunckftf2): Likewise.
2995 (trunctfif2): Likewise.
2996 (extendkftf2): Likewise.
2997 (trunctfkf2): Likewise.
2999 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3001 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
3002 before merging in bytes to pass down to real_from_target.
3004 2016-10-07 Richard Biener <rguenther@suse.de>
3006 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
3008 (substitute_and_fold_dom_walker::before_dom_children):
3009 Substitute and fold before pass specific folding to avoid
3010 feeding that with SSA names that will be later released.
3011 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
3012 introduced by folding and visited by evaluate_stmt called during
3014 (likely_value): Likewise.
3015 (evaluate_stmt): Likewise.
3016 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
3017 (simplify_div_or_mod_using_ranges): Likewise.
3018 (simplify_min_or_max_using_ranges): Likewise.
3019 (simplify_abs_using_ranges): Likewise.
3020 (simplify_conversion_using_ranges): Likewise.
3021 (simplify_float_conversion_using_ranges): Likewise.
3022 (simplify_stmt_using_ranges): Likewise.
3024 2016-10-07 Marek Polacek <polacek@redhat.com>
3026 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
3027 FALLTHROUGH_LABEL_P here...
3028 (warn_implicit_fallthrough_r): ...not here.
3030 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
3032 PR tree-optimization/77880
3033 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
3036 2016-10-07 Marek Polacek <polacek@redhat.com>
3039 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
3041 2016-10-07 Richard Biener <rguenther@suse.de>
3043 * bitmap.h: Document constraints on bitmap modification while
3046 2016-10-07 Richard Biener <rguenther@suse.de>
3048 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
3049 * bitmap.h (bmp_iter_set): When advancing to the next element
3050 check that we didn't remove the current one.
3051 (bmp_iter_and): Likewise.
3052 (bmp_iter_and_compl): Likewise.
3053 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
3054 we currently iterate on but keep a one-level queue.
3055 * sched-deps.c (remove_from_deps): Do not clear current bit
3056 but keep a one-level queue.
3058 2016-10-07 Jakub Jelinek <jakub@redhat.com>
3060 PR tree-optimization/77664
3061 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
3062 for the other ranges.
3063 (optimize_range_tests_diff): Fix up formatting.
3064 (optimize_range_tests_var_bound): New function.
3065 (optimize_range_tests): Use it.
3067 2016-10-07 Martin Liska <mliska@suse.cz>
3069 * coverage.c (build_gcov_exit_decl): Fix priority what
3070 should be really 99.
3072 2016-10-07 Richard Biener <rguenther@suse.de>
3074 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
3075 vars in gimple_bind_vars but not in BLOCK_VARS.
3077 2016-10-07 Richard Biener <rguenther@suse.de>
3079 PR tree-optimization/77879
3080 * tree-ssa-structalias.c (handle_const_call): Properly handle
3082 (handle_pure_call): Likewise.
3084 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3086 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
3087 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
3090 2016-10-06 Andrew Pinski <apinski@cavium.com>
3092 * config/aarch64/aarch64-cores.def: Add a comment before each
3095 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3097 PR tree-optimization/77862
3098 * tree-vrp.c (add_equivalence): Use get_value_range so that
3099 num_vr_values is checked before accessing vr_values.
3101 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3103 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
3106 2016-10-05 Jeff Law <law@redhat.com>
3108 PR tree-optimization/71661
3109 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
3110 removal of a forwarder exposes a new natural loop.
3112 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
3114 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
3115 Introduce ssesuffix variable.
3116 (<mask_codefor><code><mode>3<mask_name>): Ditto.
3117 (*<code><mode>3): Ditto.
3119 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
3121 * postreload.c (reload_cse_simplify): Skip also USE when detecting
3124 2016-10-06 Richard Biener <rguenther@suse.de>
3126 PR tree-optimization/77855
3127 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
3128 instead of removing the current item while iterating over the set
3131 2016-10-06 James Clarke <jrtc27@jrtc27.com>
3132 Eric Botcazou <ebotcazou@adacore.com>
3135 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
3136 (classify_registers): Don't set it
3137 (function_arg_slotno): Don't initialize and test it. Tidy up.
3139 2016-10-06 Richard Biener <rguenther@suse.de>
3141 PR tree-optimization/77839
3142 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
3145 2016-10-06 Martin Liska <mliska@suse.cz>
3147 * gcc.c: Set -fprofile-update=atomic when profiling is
3148 enabled and -pthread is set. Warn when one combines
3149 -pthread and -fprofile-update=single for an app using
3152 2016-10-06 Martin Liska <mliska@suse.cz>
3155 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
3156 * gimple-ssa-strength-reduction.c (slsr_process_cast):
3157 Initialize a pointer to NULL.
3158 (slsr_process_copy): Likewise.
3159 * input.c (location_get_source_line): Likewise.
3160 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3162 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
3164 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
3165 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
3166 (ix86_handle_option): Deleted handle of OPT_mpcommit.
3167 * config.gcc: Deleted pcommitintrin.h
3168 * config/i386/pcommitintrin.h: Deleted file.
3169 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
3170 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
3172 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
3174 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
3175 (PTA_PCOMMIT): Deleted define.
3176 (ix86_option_override_internal): Deleted handle of option.
3177 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
3178 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
3179 __builtin_ia32_pcommit): Deleted.
3180 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
3181 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
3182 (pcommit): Deleted instruction.
3183 * config/i386/i386.opt: Mention -mpcommit deprecation.
3184 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
3186 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
3189 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
3190 Remove wrong assert.
3191 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
3192 Use <round_constraint> as operand 1 constraint.
3194 2016-10-05 Jakub Jelinek <jakub@redhat.com>
3197 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
3198 (ubsan_instrument_float_cast): And not here.
3201 * ubsan.c (ubsan_ids): New GTY(()) array.
3202 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
3203 instead of static local counters.
3205 2016-10-05 Martin Sebor <msebor@redhat.com>
3208 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
3209 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
3210 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
3211 (default_printf_pointer_format): Define function.
3212 * targhooks.c (linux_printf_pointer_format): Define new function.
3213 * targhooks.h (linux_printf_pointer_format): Declare.
3214 (gnu_libc_printf_pointer_format): Remove declaration.
3216 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3218 * fold-const.c (native_encode_real): Fix logic for selecting offset
3219 to write to when BYTES_BIG_ENDIAN.
3221 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
3223 * builtins.c (fold_builtin_strchr): Remove function.
3224 (fold_builtin_strrchr): Likewise.
3225 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
3226 * gimple-fold.c (target_char_cst_p): New function.
3227 (gimple_fold_builtin_strchr) Add more foldings.
3228 (gimple_fold_builtin): Add index, strrchr, rindex cases.
3230 2016-10-05 Richard Biener <rguenther@suse.de>
3233 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
3234 capture ids in c-exprs.
3236 2016-10-05 Richard Biener <rguenther@suse.de>
3239 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
3240 with types_match for GIMPLE code gen to handle type mismatched
3242 (dt_operand::gen): Adjust.
3243 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
3246 2016-10-05 Richard Biener <rguenther@suse.de>
3248 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
3250 2016-10-05 Richard Biener <rguenther@suse.de>
3253 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
3255 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
3257 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
3258 version check to protect only DW_TAG_imported_module generation.
3260 2016-10-05 Richard Biener <rguenther@suse.de>
3263 * match.pd (min(a,-a) -> -abs(a)): New pattern.
3265 2016-10-04 Ian Lance Taylor <iant@golang.org>
3267 * explow.c (allocate_dynamic_stack_space): Call
3268 do_pending_stack_adjust before handling flag_split_stack.
3270 2016-10-04 David Malcolm <dmalcolm@redhat.com>
3272 * genattrtab.c (make_internal_attr): Supply dummy column number to
3275 * genoutput.c (init_insn_for_nothing): Likewise.
3276 * gensupport.c (add_define_attr): Likewise.
3277 * read-md.c (message_at_1): Print column number.
3278 (fatal_with_file_and_line): Likewise.
3279 (rtx_reader::read_char): Track column numbers.
3280 (rtx_reader::unread_char): Likewise.
3281 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
3282 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
3283 (rtx_reader::handle_file): Initialize m_read_md_colno.
3284 (rtx_reader::get_current_location): Supply column number to
3286 * read-md.h (struct file_location): Add field "colno".
3287 (file_location::file_location): Likewise.
3288 (rtx_reader::get_colno): New accessor.
3289 (rtx_reader::m_read_md_colno): New field.
3290 (rtx_reader::m_last_line_colno): New field.
3292 2016-10-04 Jakub Jelinek <jakub@redhat.com>
3294 * doc/extend.texi (Java Exceptions): Remove.
3295 (java_interface): Remove.
3297 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
3299 PR tree-optimization/77808
3300 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
3301 and addr are different before copying points-to information.
3303 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
3305 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
3306 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
3307 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
3308 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
3310 2016-10-04 Richard Biener <rguenther@suse.de>
3312 PR tree-optimization/77399
3313 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
3314 verify the target can convert.
3316 2016-10-04 Richard Biener <rguenther@suse.de>
3319 * explow.c (plus_constant): Verify the mode of the constant
3320 pool offset before calling plus_constant.
3322 2016-10-04 Richard Biener <rguenther@suse.de>
3325 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
3326 type support, mark with :C.
3327 (X / -X -> -1): Mark with :C.
3329 2016-10-04 Jakub Jelinek <jakub@redhat.com>
3331 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
3332 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
3333 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
3334 * doc/tm.texi: Regenerated.
3335 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
3336 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
3337 * config/darwin.h (JCR_SECTION_NAME): Remove.
3338 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
3339 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
3340 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
3341 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
3342 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
3343 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
3345 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3347 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
3348 between "because" and "param" in dump message in call to fprintf.
3350 2016-10-03 Jeff Law <law@redhat.com>
3352 PR tree-optimization/71550
3353 PR tree-optimization/71403
3354 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
3355 (profitable_jump_thread_path): Also return boolean indicating if
3356 the realized path will create an irreducible loop.
3357 Remove loop depth tests from 71403.
3358 (fsm_find_control_statement_thread_paths): Remove loop depth tests
3359 from 71403. If threading will create an irreducible loop, then
3360 throw away loop iteration and related information.
3362 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
3364 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
3365 -Woverloaded-virtual checks for warning options.
3366 * configure: Regenerate.
3368 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
3370 PR preprocessor/77699
3371 * input.c (maybe_grow): Don't allocate one byte extra headroom.
3372 (get_next_line): Return false on error.
3373 (read_next_line): Removed, use get_next_line instead.
3374 (read_line_num): Don't copy the line.
3375 (location_get_source_line): Don't use static data.
3376 (selftest::test_reading_source_line): Add more test cases.
3378 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3381 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3383 * ifcvt.c (noce_try_avoid_const_materialization): New function.
3384 (noce_process_if_block): Use it.
3386 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
3388 * doc/invoke.texi: Update -Wint-in-bool-context.
3390 2016-10-02 Jakub Jelinek <jakub@redhat.com>
3392 * dwarf2out.c (output_fde, output_call_frame_info,
3393 dwarf2out_do_cfi_startproc, set_indirect_string,
3394 gen_internal_sym, output_die, output_line_info): Use
3395 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
3396 ASM_GENERATE_INTERNAL_LABEL output.
3398 2016-10-01 Richard Biener <rguenther@suse.de>
3401 * genmatch.c (get_operand_type): Add operand position arg
3402 and handle COND_EXPR comparison operand with fixed boolean_type_node.
3403 (expr::gen_transform): Adjust.
3404 (dt_simplify::gen_1): Likewise.
3406 2016-10-01 Jakub Jelinek <jakub@redhat.com>
3408 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
3409 comments. Simplify asserts, remove unnecessary conditions.
3411 (*<code><mode>3): Likewise.
3413 2016-09-30 Jakub Jelinek <jakub@redhat.com>
3415 * doc/invoke.texi (-Wregister): Document.
3417 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
3419 * configure.ac: Split CHECKING_P into CHECKING_P and
3420 ENABLE_EXTRA_CHECKING.
3421 * configure: Regenerated.
3422 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
3423 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
3425 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
3428 * gcc.c (process_command): For @filename handling, output
3429 the correct name if the file does not exist.
3431 2016-09-30 Marek Polacek <polacek@redhat.com>
3433 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
3434 * config/alpha/predicates.md: Likewise.
3436 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3438 * ifcvt.c (noce_try_avoid_const_materialization): New function.
3439 (noce_process_if_block): Use it.
3441 2016-09-30 Martin Liska <mliska@suse.cz>
3443 * doc/invoke.texi: Document asan-use-after-return that
3444 it's disabled by default in runtime.
3446 2016-09-30 Richard Biener <rguenther@suse.de>
3448 * tree-vrp.c (intersect_ranges): If we failed to handle
3449 the intersection choose a constant singleton range if available.
3451 2016-09-30 Richard Biener <rguenther@suse.de>
3453 PR tree-optimization/77399
3454 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3455 float <-> int conversions.
3457 2016-09-30 Alan Modra <amodra@gmail.com>
3459 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
3461 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
3463 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
3464 ext_level before calling CPUID with 0x80000008.
3465 Simplify xgetbv checks.
3467 2016-09-29 David Malcolm <dmalcolm@redhat.com>
3469 * Makefile.in (OBJS): Add print-rtl-function.o.
3470 * print-rtl-function.c: New file.
3471 * print-rtl.h (print_rtx_function): New decl.
3473 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
3476 * config/i386/cpuid.h (__get_cpuid_count): New.
3477 (__get_cpuid): Rename __level to __leaf.
3479 2016-09-29 Marek Polacek <polacek@redhat.com>
3481 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
3483 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
3485 * builtins.c (expand_builtin_memcmp): don't swap args unless
3486 result is only being compared with zero.
3488 2016-09-29 Marek Polacek <polacek@redhat.com>
3490 * dwarf2out.c (loc_descriptor): Add fall through comment.
3491 (add_const_value_attribute): Likewise.
3493 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
3495 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
3496 with "v6t2". Move "arch" attribute above "pool_range".
3497 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
3499 (*thumb2_movhi_vfp): Likewise.
3500 (*arm_movhi_fp16): Likewise.
3501 (*thumb2_movhi_fp16): Likewise.
3502 (*arm_movsi_vfp): Remove "arch" attribute.
3503 (*thumb2_movsi_vfp): Likewise.
3505 2016-09-29 Martin Liska <mliska@suse.cz>
3507 * doc/extend.texi: Remove limitation of Objective C for
3508 __attribute__((constructor)) and __attribute__((destructor)).
3510 2016-09-29 Richard Biener <rguenther@suse.de>
3512 PR tree-optimization/77768
3513 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3514 Handle stores to readonly memory when removing redundant stores.
3516 2016-09-29 Richard Biener <rguenther@suse.de>
3519 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
3520 X / -X -> -1 simplifications.
3522 2016-09-29 Richard Biener <rguenther@suse.de>
3525 * match.pd: Add max(a,-a) -> abs(a) pattern.
3526 * tree-ssa-phiopt.c (minmax_replacement): Disable for
3527 HONOR_SIGNED_ZEROS types.
3529 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
3531 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
3532 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
3534 2016-09-29 Richard Biener <rguenther@suse.de>
3536 * tree-vrp.c (set_defs_to_varying): New helper avoiding
3537 writing to vr_const_varying.
3538 (vrp_initialize): Call it.
3539 (vrp_visit_stmt): Likewise.
3540 (evrp_dom_walker::before_dom_children): Likewise.
3542 2016-09-29 Richard Biener <rguenther@suse.de>
3544 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
3545 constructors with vector elements.
3547 2016-09-29 Richard Biener <rguenther@suse.de>
3549 PR tree-optimization/77768
3550 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
3551 with stores to a place we know has a constant value.
3553 2016-09-29 Alan Modra <amodra@gmail.com>
3555 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
3556 * doc/invoke.texi: Document it.
3557 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
3558 (rs6000_passes_float): Comment.
3559 (rs6000_passes_long_double): New static var.
3560 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
3561 (init_cumulative_args): Set up to emit fp .gnu_attribute for
3562 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
3563 to include fp values returned in vectors.
3564 Set rs6000_passes_long_double.
3565 (rs6000_function_arg_advance_1): Likewise for function args.
3566 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
3567 and SPE. Emit long double tag value too.
3568 (rs6000_opt_vars): Add gnu-attr.
3569 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
3570 * configure: Regenerate.
3571 * config.in: Regenerate.
3573 2016-09-28 Jakub Jelinek <jakub@redhat.com>
3575 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
3577 (format_floating, format_string, format_directive,
3578 get_destination_size, pass_sprintf_length::handle_gimple_call):
3581 2016-09-28 Jakub Jelinek <jakub@redhat.com>
3583 * gimple-ssa-sprintf.c: Fix comment formatting.
3584 (format_integer): Use is_gimple_assign.
3585 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
3586 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
3587 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
3588 (pass_sprintf_length::execute): Use is_gimple_call.
3590 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
3592 * gimple-fold.c (gimple_fold_builtin): After failing to fold
3593 strchr, also try the generic folding.
3595 2016-09-28 Martin Sebor <msebor@redhat.com>
3598 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
3601 2016-09-28 Martin Sebor <msebor@redhat.com>
3604 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
3605 length modifier is not expected.
3606 (format_floating): Ignore l length modifier and fail gracefuly
3607 when it isn't one of the other expected ones.
3609 2016-09-28 Martin Sebor <msebor@redhat.com>
3612 * varasm.c (assemble_addr_to_section): Increase local buffer size.
3614 2016-09-27 Richard Biener <rguenther@suse.de>
3616 * dwarf2out.c (cu_die_list): New global.
3617 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
3618 main_comp_unit_die to cu_die_list if we created it.
3619 Move break_out_includes ...
3620 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
3623 2016-09-28 Richard Biener <rguenther@suse.de>
3625 * dwarf2out.c (struct die_struct): Add removed flag.
3626 (lookup_type_die): If the DIE is marked as removed, clear
3627 TYPE_SYMTAB_DIE and return NULL.
3628 (lookup_decl_die): If the DIE is marked as removed, remove it
3629 from the hash and return NULL.
3630 (mark_removed): New helper.
3631 (prune_unused_types_prune): Call it for removed DIEs.
3632 (gen_subprogram_die): Move the premark_used_types call to after
3633 DIEs for the functions scopes are generated.
3634 (process_scope_var): Do not re-create pruned types or type decls.
3635 Make sure to also re-parent type decls.
3636 (dwarf2out_finish): Move unused type pruning and debug_types
3638 (dwarf2out_early_finish): ... here.
3640 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
3642 * config/arc/arc-c.c: New file.
3643 * config/arc/arc-c.def: Likewise.
3644 * config/arc/t-arc: Likewise.
3645 * config.gcc: Include arc-c.o as c and cpp object.
3646 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
3647 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
3648 arc_cpu_cpp_builtins.
3650 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
3652 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
3653 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
3655 2016-09-28 Nathan Sidwell <nathan@acm.org>
3657 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
3660 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
3662 PR tree-optimization/61056
3663 * gimple-fold.c (gimple_fold_builtin_strchr):
3664 New function to optimize strchr (s, 0) to strlen.
3665 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
3667 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
3669 PR tree-optimization/77724
3670 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
3671 Add tree_fits_shwi_p check.
3673 2016-09-27 Jakub Jelinek <jakub@redhat.com>
3675 * auto-inc-dec.c (try_merge): Remove break after return.
3676 * cselib.c (autoinc_split): Likewise.
3677 * explow.c (promote_mode): Likewise.
3678 * fixed-value.c (fixed_arithmetic): Likewise.
3679 * hsa.c (hsa_internal_fn::get_arity): Likewise.
3680 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
3681 * trans-mem.c (get_attrs_for): Likewise.
3682 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
3683 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
3684 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
3685 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
3686 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
3687 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
3688 * config/cris/cris.c (cris_op_str): Likewise.
3689 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
3690 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
3692 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
3694 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
3695 IFN_GOACC_REDUCTION_CODES): New.
3696 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
3697 ifn_goacc_reduction_kind): Use them.
3698 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
3699 of internal functions, when applicable.
3701 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
3703 * config/mips/constraints.md (d): Fix documentation.
3704 * doc/md.texi (Machine Constraints): Update accordingly.
3706 2016-09-27 Richard Biener <rguenther@suse.de>
3708 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
3709 cur_line_info_table initialization ...
3710 (dwarf2out_assembly_start): ... here.
3712 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
3714 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
3715 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
3716 (*thumb2_movhi_vfp): Likewise.
3717 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
3718 template. Expand predicable attribute to mark VMOV.F16 as not
3719 predicable. Add "arch" attribute.
3720 (*thumb2_movhi_fp16): Likewise.
3721 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
3722 (*thumb2_movsi_vfp): Add "arch" attribute.
3724 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
3726 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
3729 2016-09-27 Marek Polacek <polacek@redhat.com>
3731 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
3734 * config/c6x/c6x.h: Adjust fall through comment.
3735 * config/sh/sh.c (final_prescan_insn): Likewise.
3736 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
3737 (visium_expand_fp_cstore): Likewise.
3739 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3741 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
3742 expected by -Wimplicit-fallthrough.
3743 (thumb1_size_rtx_costs): Likewise.
3744 (thumb2_reorg): Likewise.
3745 (tls_mentioned_p): Add "Fall through" comment.
3746 (thumb2_reorg): Likewise.
3747 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
3748 comment form expected by -Wimplicit-fallthrough.
3750 2016-09-27 Martin Liska <mliska@suse.cz>
3752 PR gcov-profile/46266
3753 * input.h (RESERVED_LOCATION_P): New macro.
3754 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
3755 instread of comparison with UNKNOWN_LOCATION.
3757 2016-09-27 Richard Biener <rguenther@suse.de>
3759 PR tree-optimization/77745
3760 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3761 When removing redundant stores make sure to check compatibility
3762 of the TBAA state for downstream accesses.
3763 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
3764 value-numbering virtual operands for store matches.
3766 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
3769 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
3770 movrt patterns. Match them before anything else in the SET case.
3772 2016-09-27 Martin Liska <mliska@suse.cz>
3774 PR gcov-profile/7970
3775 PR gcov-profile/16855
3776 PR gcov-profile/44779
3777 * coverage.c (build_gcov_exit_decl): New function.
3778 (coverage_obj_init): Call the function and generate __gcov_exit
3780 * doc/gcov.texi: Document when __gcov_exit function is called.
3782 2016-09-27 Marek Polacek <polacek@redhat.com>
3785 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3786 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
3787 -Wno-error instead of -Wno-implicit-fallthrough.
3789 2016-09-27 Martin Liska <mliska@suse.cz>
3792 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
3794 2016-09-27 Jakub Jelinek <jakub@redhat.com>
3796 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
3797 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
3798 comments. Remove break after return.
3799 (ix86_fp_compare_code_to_integer, has_dispatch,
3800 ix86_simd_clone_usable): Remove break after return.
3802 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
3804 PR rlt-optimization/77714
3805 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
3808 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
3811 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
3812 extract_range_from_unary_expr to convert value_range.
3813 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
3814 (extract_range_from_unary_expr): This.
3815 * tree-vrp.h (extract_range_from_unary_expr): Declare.
3817 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
3819 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
3821 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3823 * config/i386/i386.c (ix86_print_operand)
3824 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
3825 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
3826 (epilogue_renumber): Likewise.
3828 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
3831 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
3832 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
3834 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
3836 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
3837 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
3838 is_mm_seq_cst, is_mm_sync): Move to ...
3839 * memmodel.h: This. New file.
3840 * builtins.c: Include memmodel.h.
3841 * optabs.c: Likewise.
3843 * config/aarch64/aarch64.c: Likewise.
3844 * config/alpha/alpha.c: Likewise.
3845 * config/arm/arm.c: Likewise.
3846 * config/i386/i386.c: Likewise.
3847 * config/ia64/ia64.c: Likewise.
3848 * config/mips/mips.c: Likewise.
3849 * config/rs6000/rs6000.c: Likewise.
3850 * config/sparc/sparc.c: Likewise.
3851 * genconditions.c: Include memmodel.h in generated file.
3852 * genemit.c: Likewise.
3853 * genoutput.c: Likewise.
3854 * genpeep.c: Likewise.
3855 * genpreds.c: Likewise.
3856 * genrecog.c: Likewise.
3858 2016-09-26 David Malcolm <dmalcolm@redhat.com>
3860 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
3861 "c" instead when parsing characters. Move operand parsing into...
3862 (read_rtx_operand): ...this new function, renaming "i" to "idx",
3863 and tightening the scope of various locals.
3865 2016-09-26 Liu Hao <lh_mouse@126.com>
3867 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
3869 2016-09-26 Marek Polacek <polacek@redhat.com>
3871 * system.h: Use __has_attribute to check whether the fallthrough
3872 attribute is supported.
3874 2016-09-26 Marek Polacek <polacek@redhat.com>
3876 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
3877 gimple_call_internal_p.
3878 * ipa-split.c (find_return_bb): Likewise.
3879 (execute_split_functions): Likewise.
3880 * omp-low.c (dump_oacc_loop_part): Likewise.
3881 (oacc_loop_xform_head_tail): Likewise.
3882 * predict.c (predict_loops): Likewise.
3883 * sanopt.c (pass_sanopt::execute): Likewise.
3884 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
3885 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
3886 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
3887 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
3888 (expand_ifn_va_arg): Likewise.
3889 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
3890 (optimize_mask_stores): Likewise.
3891 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
3892 (vect_transform_stmt): Likewise.
3893 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
3894 * tsan.c (instrument_memory_accesses): Likewise.
3896 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3897 Alexander Monakov <amonakov@ispras.ru>
3899 * regrename.c (rename_chains): Check
3900 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
3901 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
3902 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
3904 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3906 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
3907 (s390_sched_score): Likewise.
3909 2016-09-26 Martin Liska <mliska@suse.cz>
3911 * doc/gcov.texi: Update program output of gcov tool.
3913 2016-09-26 Martin Liska <mliska@suse.cz>
3915 PR gcov-profile/23332
3916 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
3917 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
3918 * value-prof.c (dump_histogram_value): Do not handle
3919 HIST_TYPE_CONST_DELTA.
3920 (stream_in_histogram_value): Likewise.
3921 (gimple_find_values_to_profile): Likewise.
3922 * value-prof.h (enum hist_type): Likewise.
3924 2016-09-26 Martin Liska <mliska@suse.cz>
3926 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
3927 from default sanitize recover values.
3928 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
3929 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
3930 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
3932 * opts.c (finish_options): Do a generic loop over options
3933 that can be recovered.
3934 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
3936 (common_handle_option): Likewise.
3937 * opts.h: Declare can_recover to sanitizer_opts_s.
3939 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
3941 * target.def(elf_flags_numeric): Change documentation to present tense.
3942 * doc/tm.texi: Regenerate.
3944 2016-09-26 Marek Polacek <polacek@redhat.com>
3947 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3948 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
3949 -Wno-switch-fallthrough.
3950 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
3951 (expand_builtin): Likewise.
3952 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
3953 * convert.c (convert_to_real_1): Likewise.
3954 (convert_to_integer_1): Likewise.
3955 * final.c (output_alternate_entry_point): Likewise.
3956 * genattrtab.c (make_canonical): Likewise.
3957 (write_test_expr): Likewise.
3958 * genpreds.c (validate_exp): Likewise.
3959 * gimple-ssa-strength-reduction.c
3960 (find_candidates_dom_walker::before_dom_children): Likewise.
3961 * godump.c (go_format_type): Likewise.
3962 * reload1.c (elimination_effects): Likewise.
3963 * resource.c (mark_referenced_resources): Likewise.
3964 (mark_set_resources): Likewise.
3965 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
3966 * varasm.c (output_addressed_constants): Likewise.
3968 2016-09-26 Marek Polacek <polacek@redhat.com>
3971 * common.opt (Wimplicit-fallthrough): New option.
3972 * doc/extend.texi: Document statement attributes and the fallthrough
3974 * doc/invoke.texi: Document -Wimplicit-fallthrough.
3975 * gimple.h (gimple_call_internal_p): New function.
3976 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
3977 (struct label_entry): New struct.
3978 (find_label_entry): New function.
3979 (case_label_p): New function.
3980 (collect_fallthrough_labels): New function.
3981 (last_stmt_in_scope): New function.
3982 (should_warn_for_implicit_fallthrough): New function.
3983 (warn_implicit_fallthrough_r): New function.
3984 (maybe_warn_implicit_fallthrough): New function.
3985 (expand_FALLTHROUGH_r): New function.
3986 (expand_FALLTHROUGH): New function.
3987 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
3988 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
3989 (gimplify_label_expr): New function.
3990 (gimplify_case_label_expr): Set location.
3991 (gimplify_expr): Call gimplify_label_expr.
3992 * internal-fn.c (expand_FALLTHROUGH): New function.
3993 * internal-fn.def (FALLTHROUGH): New internal function.
3994 * langhooks.c (lang_GNU_OBJC): New function.
3995 * langhooks.h (lang_GNU_OBJC): Declare.
3996 * system.h (gcc_fallthrough): Define.
3997 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
3998 * tree.h (FALLTHROUGH_LABEL_P): Define.
4000 2016-09-26 Richard Biener <rguenther@suse.de>
4002 * dwarf2out.c (stripattributes): Remove unused function.
4003 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
4004 Push dwarf_split_debug_info handling into init_sections_and_labels.
4005 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
4006 (DEBUG_MACRO_SECTION_FLAGS): Remove.
4007 (debug_macinfo_section_name): New global.
4008 (output_macinfo): Use debug_macinfo_section_name.
4009 (init_sections_and_labels): Split out section and label generation
4010 from dwarf2out_init. Set debug_macinfo_section_name.
4011 (dwarf2out_init): Move text section label generation and emission
4013 (dwarf2out_assembly_start): ... here.
4014 (dwarf2out_finish): Call init_sections_and_labels before DWARF
4017 2016-09-26 Richard Biener <rguenther@suse.de>
4020 * cgraphunit.c (analyze_functions): Before early removing
4021 global vars calls the late_global_decl debug handler mark
4022 the variable as readonly.
4024 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
4027 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
4028 (sh_rtx_costs): Handle SET of movt and movrt patterns.
4029 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
4030 declare new overloads.
4031 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
4034 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4036 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
4037 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
4039 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
4041 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
4042 * configure: Regenerate.
4044 2016-09-24 Marek Polacek <polacek@redhat.com>
4047 * doc/invoke.texi: Document -Wbool-operation.
4049 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4051 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
4052 * config/rs6000/rs6000.c (expand_block_compare): New function used by
4053 cmpmemsi pattern to do builtin expansion of memcmp ().
4054 (compute_current_alignment): Add helper function for
4055 expand_block_compare used to compute alignment as the compare proceeds.
4056 (select_block_compare_mode): Used by expand_block_compare to select
4057 the mode used for reading the next chunk of bytes in the compare.
4058 (do_load_for_compare): Used by expand_block_compare to emit the load
4059 insns for the compare.
4060 (rs6000_emit_dot_insn): Moved this function to avoid a forward
4061 reference from expand_block_compare ().
4062 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
4063 prototype for this function.
4064 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
4065 target option for controlling how much code inline expansion of
4066 memcmp() will be allowed to generate.
4068 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4070 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
4071 hook_bool_mode_false, hook_bool_mode_true,
4072 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4073 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4074 hook_bool_const_rtx_insn_const_rtx_insn_true,
4075 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
4076 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
4077 hook_bool_const_tree_hwi_hwi_const_tree_false,
4078 hook_bool_const_tree_hwi_hwi_const_tree_true,
4079 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
4080 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4081 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
4082 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
4083 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
4084 hook_bool_const_tree_true, hook_bool_tree_tree_false,
4085 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
4086 hook_bool_rtx_insn_true, hook_bool_rtx_false,
4087 hook_bool_uintp_uintp_false,
4088 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
4089 hook_rtx_tree_int_null, hook_uint_mode_0,
4090 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
4091 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
4092 hook_constcharptr_const_rtx_insn_null,
4093 hook_constcharptr_const_tree_const_tree_null,
4094 hook_constcharptr_int_const_tree_null,
4095 hook_constcharptr_int_const_tree_const_tree_null,
4096 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
4097 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
4098 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
4100 * vec.h (vNULL): Extend comment to say = vNULL initialization
4101 isn't needed for static vars.
4103 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
4104 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
4105 = vNULL initialization of file scope vec.
4106 * passes.c (pass_tab, enabled_pass_uid_range_tab,
4107 disabled_pass_uid_range_tab): Likewise.
4108 * haifa-sched.c (sched_luids, h_i_d): Likewise.
4109 * tree-chkp-opt.c (check_infos): Likewise.
4110 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
4112 * vec.h (vnull::operator vec): Add constexpr keyword for
4115 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
4117 PR tree-optimization/77654
4118 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
4119 to duplicate_ssa_name_ptr_info.
4121 2016-09-23 David Malcolm <dmalcolm@redhat.com>
4123 PR preprocessor/77672
4124 * input.c (selftest::test_lexer_string_locations_simple): Update
4125 test to expect location information of the terminator character
4126 at the location of the final closing quote.
4127 (selftest::test_lexer_string_locations_hex): Likewise.
4128 (selftest::test_lexer_string_locations_oct): Likewise.
4129 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
4130 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
4131 (selftest::test_lexer_string_locations_ucn4): Likewise.
4132 (selftest::test_lexer_string_locations_ucn8): Likewise.
4133 (selftest::test_lexer_string_locations_u8): Likewise.
4134 (selftest::test_lexer_string_locations_utf8_source): Likewise.
4135 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
4136 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
4137 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
4138 (selftest::test_lexer_string_locations_macro): Likewise.
4139 (selftest::test_lexer_string_locations_long_line): Likewise.
4141 2016-09-23 Richard Biener <rguenther@suse.de>
4143 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
4144 virtual definition to virtual use if the call devirtualizes
4145 to a const or pure function.
4146 (visit_use): Also visit calls we can devirtualize to a
4147 const or pure function.
4149 2016-09-23 Richard Biener <rguenther@suse.de>
4151 PR tree-optimization/77697
4152 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
4153 signal error if we have sth ternary or unhandled.
4155 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4157 * config/arm/arm_neon.h (vabd_f16): New.
4191 (vcvt_f16_s16): New.
4192 (vcvt_f16_u16): New.
4193 (vcvt_s16_f16): New.
4194 (vcvt_u16_f16): New.
4195 (vcvtq_f16_s16): New.
4196 (vcvtq_f16_u16): New.
4197 (vcvtq_s16_f16): New.
4198 (vcvtq_u16_f16): New.
4199 (vcvta_s16_f16): New.
4200 (vcvta_u16_f16): New.
4201 (vcvtaq_s16_f16): New.
4202 (vcvtaq_u16_f16): New.
4203 (vcvtm_s16_f16): New.
4204 (vcvtm_u16_f16): New.
4205 (vcvtmq_s16_f16): New.
4206 (vcvtmq_u16_f16): New.
4207 (vcvtn_s16_f16): New.
4208 (vcvtn_u16_f16): New.
4209 (vcvtnq_s16_f16): New.
4210 (vcvtnq_u16_f16): New.
4211 (vcvtp_s16_f16): New.
4212 (vcvtp_u16_f16): New.
4213 (vcvtpq_s16_f16): New.
4214 (vcvtpq_u16_f16): New.
4215 (vcvt_n_f16_s16): New.
4216 (vcvt_n_f16_u16): New.
4217 (vcvtq_n_f16_s16): New.
4218 (vcvtq_n_f16_u16): New.
4219 (vcvt_n_s16_f16): New.
4220 (vcvt_n_u16_f16): New.
4221 (vcvtq_n_s16_f16): New.
4222 (vcvtq_n_u16_f16): New.
4236 (vmul_lane_f16): New.
4239 (vmulq_lane_f16): New.
4261 (vrsqrteq_f16): New.
4265 (vrsqrtsq_f16): New.
4269 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4271 * config.gcc (extra_headers): Add arm_fp16.h
4272 * config/arm/arm_fp16.h: New.
4273 * config/arm/arm_neon.h: Include "arm_fp16.h".
4275 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4277 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
4279 (vmulf): New (v8hf, v4hf variants).
4280 (vfma): New (v8hf, v4hf variants).
4281 (vfms): New (v8hf, v4hf variants).
4282 (vsub): New (v8hf, v4hf variants).
4283 (vcage): New (v8hf, v4hf variants).
4284 (vcagt): New (v8hf, v4hf variants).
4285 (vcale): New (v8hf, v4hf variants).
4286 (vcalt): New (v8hf, v4hf variants).
4287 (vceq): New (v8hf, v4hf variants).
4288 (vcgt): New (v8hf, v4hf variants).
4289 (vcge): New (v8hf, v4hf variants).
4290 (vcle): New (v8hf, v4hf variants).
4291 (vclt): New (v8hf, v4hf variants).
4292 (vceqz): New (v8hf, v4hf variants).
4293 (vcgez): New (v8hf, v4hf variants).
4294 (vcgtz): New (v8hf, v4hf variants).
4295 (vcltz): New (v8hf, v4hf variants).
4296 (vclez): New (v8hf, v4hf variants).
4297 (vabd): New (v8hf, v4hf variants).
4298 (vmaxf): New (v8hf, v4hf variants).
4299 (vmaxnm): New (v8hf, v4hf variants).
4300 (vminf): New (v8hf, v4hf variants).
4301 (vminnm): New (v8hf, v4hf variants).
4302 (vpmaxf): New (v4hf variant).
4303 (vpminf): New (v4hf variant).
4304 (vpadd): New (v4hf variant).
4305 (vrecps): New (v8hf, v4hf variants).
4306 (vrsqrts): New (v8hf, v4hf variants).
4307 (vabs): New (v8hf, v4hf variants).
4308 (vneg): New (v8hf, v4hf variants).
4309 (vrecpe): New (v8hf, v4hf variants).
4310 (vrnd): New (v8hf, v4hf variants).
4311 (vrnda): New (v8hf, v4hf variants).
4312 (vrndm): New (v8hf, v4hf variants).
4313 (vrndn): New (v8hf, v4hf variants).
4314 (vrndp): New (v8hf, v4hf variants).
4315 (vrndx): New (v8hf, v4hf variants).
4316 (vrsqrte): New (v8hf, v4hf variants).
4317 (vmul_lane): Add v4hf and v8hf variants.
4318 (vmul_n): Add v4hf and v8hf variants.
4319 (vext): New (v8hf, v4hf variants).
4320 (vcvts): New (v8hi, v4hi variants).
4321 (vcvts): New (v8hf, v4hf variants).
4322 (vcvtu): New (v8hi, v4hi variants).
4323 (vcvtu): New (v8hf, v4hf variants).
4324 (vcvts_n): New (v8hf, v4hf variants).
4325 (vcvtu_n): New (v8hi, v4hi variants).
4326 (vcvts_n): New (v8hi, v4hi variants).
4327 (vcvtu_n): New (v8hf, v4hf variants).
4328 (vbsl): New (v8hf, v4hf variants).
4329 (vcvtas): New (v8hf, v4hf variants).
4330 (vcvtau): New (v8hf, v4hf variants).
4331 (vcvtms): New (v8hf, v4hf variants).
4332 (vcvtmu): New (v8hf, v4hf variants).
4333 (vcvtns): New (v8hf, v4hf variants).
4334 (vcvtnu): New (v8hf, v4hf variants).
4335 (vcvtps): New (v8hf, v4hf variants).
4336 (vcvtpu): New (v8hf, v4hf variants).
4338 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4340 * config/arm/arm-builtins.c (hf_UP): New.
4342 (vfp_builtin_data): New. Update comment.
4343 (enum arm_builtins): Include "arm_vfp_builtins.def".
4344 (ARM_BUILTIN_VFP_PATTERN_START): New.
4345 (arm_init_vfp_builtins): New.
4346 (arm_init_builtins): Add arm_init_vfp_builtins.
4347 (arm_expand_vfp_builtin): New.
4348 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
4350 * config/arm/arm_vfp_builtins.def: New file.
4351 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
4352 (arm-builtins.o): Likewise.
4354 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
4357 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
4358 from constant while creating value range.
4360 2016-09-23 Renlin Li <renlin.li@arm.com>
4362 * ira.c (ira): Move ira_use_lra_p initialization code to ...
4363 (ira_init_once): Here.
4365 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
4366 Jakub Jelinek <jakub@redhat.com>
4368 * hooks.h (hook_uint_uintp_false): Rename to...
4369 (hook_bool_uint_uintp_false): ... this.
4370 * hooks.c (hook_uint_uintp_false): Rename to...
4371 (hook_bool_uint_uintp_false): ... this.
4372 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
4373 instead of hook_uint_uintp_false.
4375 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4377 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
4378 (arm_init_builtins): Move body of a loop to the standalone
4379 function arm_init_neon_builtin.
4380 (arm_expand_neon_builtin_1): New. Update comment. Function body
4381 moved from arm_neon_builtin with some white-space fixes.
4382 (arm_expand_neon_builtin): Move code into the standalone function
4383 arm_expand_neon_builtin_1.
4385 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4387 * config/arm/iterators.md (VCVTHI): New.
4388 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
4392 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
4393 (V_HALF): Add V4HF. Fix white-space.
4394 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
4395 (V_s_elem): Likewise.
4396 (V_sz_elem): Fix white-space.
4397 (V_elem_ch): Likewise.
4399 (scalar_mul_constraint): Add V8HF and V4HF.
4400 (Is_float_mode): Fix white-space.
4401 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
4402 (q): Add HF. Fix white-space.
4405 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
4406 (neon_vfm_lane_as): New.
4407 * config/arm/neon.md (add<mode>3_fp16): New.
4408 (sub<mode>3_fp16): New.
4409 (mul<mode>3add<mode>_neon): New.
4410 (fma<VH:mode>4_intrinsic): New.
4411 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
4412 (fmsub<VH:mode>4_intrinsic): New.
4413 (<absneg_str><mode>2): New.
4414 (neon_v<absneg_str><mode>): New.
4415 (neon_v<fp16_rnd_str><mode>): New.
4416 (neon_vrsqrte<mode>): New.
4417 (neon_vpaddv4hf): New.
4418 (neon_vadd<mode>): New.
4419 (neon_vsub<mode>): New.
4420 (neon_vmulf<mode>): New.
4421 (neon_vfma<VH:mode>): New.
4422 (neon_vfms<VH:mode>): New.
4423 (neon_vc<cmp_op><mode>): New.
4424 (neon_vc<cmp_op><mode>_fp16insn): New
4425 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
4426 (neon_vca<cmp_op><mode>): New.
4427 (neon_vca<cmp_op><mode>_fp16insn): New.
4428 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
4429 (neon_vc<cmp_op>z<mode>): New.
4430 (neon_vabd<mode>): New.
4431 (neon_v<maxmin>f<mode>): New.
4432 (neon_vp<maxmin>fv4hf: New.
4433 (neon_<fmaxmin_op><mode>): New.
4434 (neon_vrecps<mode>): New.
4435 (neon_vrsqrts<mode>): New.
4436 (neon_vrecpe<mode>): New (VH variant).
4437 (neon_vdup_lane<mode>_internal): New.
4438 (neon_vdup_lane<mode>): New.
4439 (neon_vcvt<sup><mode>): New (VCVTHI variant).
4440 (neon_vcvt<sup><mode>): New (VH variant).
4441 (neon_vcvt<sup>_n<mode>): New (VH variant).
4442 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
4443 (neon_vcvt<vcvth_op><sup><mode>): New.
4444 (neon_vmul_lane<mode>): New.
4445 (neon_vmul_n<mode>): New.
4446 * config/arm/unspecs.md (UNSPEC_VCALE): New
4447 (UNSPEC_VCALT): New.
4448 (UNSPEC_VFMA_LANE): New.
4449 (UNSPECS_VFMS_LANE): New.
4451 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4453 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
4454 ("*extzv<mode><clobbercc_or_nocc>"):
4455 Correct a typo in a comment.
4457 ("*insv<mode>_zEC12", "*insv<mode>_z10")
4458 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
4459 ("*insv<mode>_zEC12_appendbitsleft")
4460 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
4461 ("*insv<mode>_z10_appendbitsleft"): Ditto.
4462 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
4463 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
4464 Provide pattern with operands switched.
4465 ("*pre_z10_extv<mode>"):
4466 Use new subst patterns.
4467 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
4468 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
4469 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
4470 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
4471 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
4472 ("*<risbg_n>_sidi_ior_and_lshiftrt")
4473 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
4475 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
4476 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
4477 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
4479 ("SINT"): New mode_iterator with SI, HI, QI.
4480 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
4481 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
4484 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4486 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
4487 new interface of s390_contiguous_bitmask_p.
4488 ("contiguous_bitmask_nowrap_operand"): New predicate.
4489 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
4490 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
4491 of s390_contiguous_bitmask_p.
4492 ("NxxDw"): Rename NxxDq constraint to NxxDw.
4493 ("NxxSw"): New constraint.
4494 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
4495 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
4497 (s390_contiguous_bitmask_nowrap_p): Export.
4498 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
4499 former s390_contiguous_bitmask_p.
4500 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
4501 detect contiguous bit ranges with wraparound. Change signature to
4502 return START and END position instead of POS and LENGTH.
4503 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
4504 ranges with wraparound.
4505 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
4506 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
4507 Adapt to new signature of s390_contiguous_bitmask_p.
4509 2016-09-23 Bin Cheng <bin.cheng@arm.com>
4511 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
4512 (create_intersect_range_checks): New.
4513 (vect_create_cond_for_alias_checks): Call above function.
4515 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4517 * config/arm/iterators.md (Code iterators): Fix some white-space
4521 (FCVT): Moved from vfp.md.
4522 (VCVT_HF_US_N): New.
4523 (VCVT_SI_US_N): New.
4528 (FCVTI32typename): Moved from vfp.md.
4529 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
4530 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
4531 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
4532 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
4533 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
4535 (fp16_rnd_str): New.
4536 (fp16_rnd_insn): New.
4537 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
4538 (UNSPEC_VCVT_HF_U_N): New.
4539 (UNSPEC_VCVT_SI_S_N): New.
4540 (UNSPEC_VCVT_SI_U_N): New.
4541 (UNSPEC_VCVTH_S): New.
4542 (UNSPEC_VCVTH_U): New.
4543 (UNSPEC_VCVTA_S): New.
4544 (UNSPEC_VCVTA_U): New.
4545 (UNSPEC_VCVTM_S): New.
4546 (UNSPEC_VCVTM_U): New.
4547 (UNSPEC_VCVTN_S): New.
4548 (UNSPEC_VCVTN_U): New.
4549 (UNSPEC_VCVTP_S): New.
4550 (UNSPEC_VCVTP_U): New.
4551 (UNSPEC_VCVTP_S): New.
4552 (UNSPEC_VCVTP_U): New.
4554 (UNSPEC_VRNDA): New.
4555 (UNSPEC_VRNDI): New.
4556 (UNSPEC_VRNDM): New.
4557 (UNSPEC_VRNDN): New.
4558 (UNSPEC_VRNDP): New.
4559 (UNSPEC_VRNDX): New.
4560 * config/arm/vfp.md (<absneg_str>hf2): New.
4562 (neon_v<fp16_rnd_str>hf): New.
4563 (neon_vrndihf): New.
4568 (*mulsf3neghf_vfp): New.
4569 (*negmulhf3_vfp): New.
4570 (*mulsf3addhf_vfp): New.
4571 (*mulhf3subhf_vfp): New.
4572 (*mulhf3neghfaddhf_vfp): New.
4573 (*mulhf3neghfsubhf_vfp): New.
4576 (fmsubhf4_fp16): New.
4580 (neon_vsqrthf): New.
4581 (neon_vrsqrtshf): New.
4582 (FCVT): Move to iterators.md.
4583 (FCVTI32typename): Likewise.
4584 (neon_vcvth<sup>hf): New.
4585 (neon_vcvth<sup>si): New.
4586 (neon_vcvth<sup>_nhf_unspec): New.
4587 (neon_vcvth<sup>_nhf): New.
4588 (neon_vcvth<sup>_nsi_unspec): New.
4589 (neon_vcvth<sup>_nsi): New.
4590 (neon_vcvt<vcvth_op>h<sup>si): New.
4591 (neon_<fmaxmin_op>hf): New.
4593 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4595 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
4596 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
4597 ("*insv<mode>_zEC12_appendbitsleft")
4598 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
4599 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
4601 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4603 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
4604 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
4605 construct values without normalization.
4606 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
4607 static local lhs_ops to vNULL.
4609 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4610 Jiong Wang <jiong.wang@arm.com>
4612 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
4613 available when FP16 instructions are available.
4614 (output_move_vfp): Add support for 16-bit data moves.
4615 (arm_validize_comparison): Fix some white-space. Support HFmode
4616 by conversion to SFmode.
4617 * config/arm/arm.md (truncdfhf2): Fix a comment.
4618 (extendhfdf2): Likewise.
4620 (movsicc): Fix some white-space.
4622 (movsfcc): Fix some white-space.
4624 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
4625 instructions are available.
4626 (*thumb2_movhi_vfp): Likewise.
4627 (*arm_movhi_fp16): New.
4628 (*thumb2_movhi_fp16): New.
4629 (*movhf_vfp_fp16): New.
4630 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
4631 (*movhf_vfp): Likewise.
4632 (extendhfsf2): Enable when VFP FP16 instructions are available.
4633 (truncsfhf2): Enable when VFP FP16 instructions are available.
4635 2016-09-23 Martin Liska <mliska@suse.cz>
4637 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
4639 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4641 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
4643 (arm_evpc_neon_vtrn): Likewise.
4644 (arm_evpc_neon_vrev): Likewise.
4645 (arm_evpc_neon_vext): Likewise.
4646 * config/arm/arm_neon.h (vbsl_f16): New.
4650 (vdup_lane_f16): New.
4651 (vdupq_lane_f16): New.
4664 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
4665 (vdup_lane): New (v8hf, v4hf variants).
4666 (vext): New (v8hf, v4hf variants).
4667 (vbsl): New (v8hf, v4hf variants).
4668 * config/arm/iterators.md (VDQWH): New.
4670 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
4671 (Scalar_mul_8_16): Fix white-space.
4672 (Is_d_reg): Add V4HF and V8HF.
4673 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
4674 (neon_vdup_lane<mode>): New.
4675 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
4676 (*neon_vtrn<mode>_insn): Likewise.
4677 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
4678 (*neon_vzip<mode>_insn): Likewise
4679 (neon_vuzp<mode>_internal): Likewise.
4680 (*neon_vuzp<mode>_insn): Likewise
4681 * config/arm/vec-common.md (vec_perm_const<mode>): New.
4683 2016-09-23 Jiong Wang <jiong.wang@arm.com>
4684 Matthew Wahab <matthew.wahab@arm.com>
4686 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
4687 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
4688 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
4689 available. Also fix some white-space.
4690 * config/arm/vfp.md (*arm_movhi_vfp): New.
4691 (*thumb2_movhi_vfp): New.
4693 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4695 * config/arm/arm-c.c (arm_cpu_builtins): Define
4696 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
4697 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
4699 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4701 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
4702 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
4703 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
4704 arm_v8_2a_fp16_neon_hw.
4705 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
4708 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4710 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
4711 arm_fp16_alternative_ok and arm_fp16_none_ok.
4713 2016-09-23 Martin Liska <mliska@suse.cz>
4715 * ipa-icf.c (sem_variable::merge): Replace adress with address.
4717 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4719 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
4721 ("armv8.2-a+fp16"): New.
4722 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
4723 (FL2_FP16INST): New.
4724 (FL2_FOR_ARCH8_2A): New.
4725 * config/arm/arm-tables.opt: Regenerate.
4726 * config/arm/arm.c (arm_arch8_2): New.
4727 (arm_fp16_inst): New.
4728 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
4729 for incompatible fp16-format settings.
4730 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
4731 (TARGET_NEON_FP16INST): New.
4732 (arm_arch8_2): Declare.
4733 (arm_fp16_inst): Declare.
4734 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
4735 march=armv8.2-a and march=armv8.2-a+fp16.
4736 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
4738 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
4739 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
4741 2016-09-23 Martin Liska <mliska@suse.cz>
4743 * doc/extend.texi: Remove fused-madd from i386 target options.
4745 2016-09-23 Martin Liska <mliska@suse.cz>
4747 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4750 2016-09-23 Martin Liska <mliska@suse.cz>
4752 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4755 2016-09-23 Martin Liska <mliska@suse.cz>
4758 * config/i386/i386.c (ix86_option_override_internal): Change
4759 signature and return false when there's an error related to
4761 (release_options_strings): New function.
4762 (ix86_valid_target_attribute_tree): Call the function.
4764 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4766 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
4767 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
4768 (gen_hsa_ctor_assignment): Likewise.
4769 * print-tree.c (print_node): Likewise.
4770 * tree-dump.c (dequeue_and_dump): Likewise.
4771 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4772 * expr.c (store_constructor): Likewise.
4773 * fold-const.c (operand_equal_p): Likewise.
4774 * tree-pretty-print.c (dump_generic_node): Likewise.
4775 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
4776 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
4778 2016-09-23 Richard Biener <rguenther@suse.de>
4780 * hooks.h (hook_uint_uintp_false): Declare.
4782 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4784 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
4785 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
4787 2016-09-22 Martin Sebor <msebor@redhat.com>
4790 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
4791 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
4792 (target_int_min): Correct computation.
4793 (format_integer): Use long long as the argument for the ll length
4795 (format_floating): Use target_int_max().
4796 (get_string_length): Same.
4797 (format_string): Avoid setting the bounded flag for strings
4799 (try_substitute_return_value): Avoid setting range info when
4800 the result isn't bounded.
4801 * varasm.c (assemble_name): Increase buffer size.
4803 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
4804 Terry Guo <terry.guo@arm.com>
4806 * target.def (elf_flags_numeric): New target hook.
4807 * targhooks.h (default_asm_elf_flags_numeric): New.
4808 * varasm.c (default_asm_elf_flags_numeric): New.
4809 (default_elf_asm_named_section): Use new target hook.
4810 * config/arm/arm.opt (mpure-code): New.
4811 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
4812 * config/arm/arm.c (arm_asm_init_sections): Add section
4813 attribute to default text section if -mpure-code.
4814 (arm_option_check_internal): Diagnose use of option with
4815 non supported targets and/or options.
4816 (arm_asm_elf_flags_numeric): New.
4817 (arm_function_section): New.
4818 (arm_elf_section_type_flags): New.
4819 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
4821 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
4822 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
4824 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
4826 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
4828 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4830 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
4831 * rtl.h: Adjust prototype.
4833 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4835 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
4836 (prev_active_insn): Likewise.
4837 (active_insn_p): Likewise.
4838 * rtl.h: Adjust prototypes.
4839 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
4840 * config/arc/arc.md: Likewise.
4841 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
4842 (branch_needs_nop_p): Likewise.
4843 (use_skip_p): Likewise.
4844 * config/sh/sh.c (gen_block_redirect): Likewise.
4845 (split_branches): Likewise.
4846 * reorg.c (optimize_skip): Likewise.
4847 (fill_simple_delay_slots): Likewise.
4848 (fill_slots_from_thread): Likewise.
4849 (relax_delay_slots): Likewise.
4850 * resource.c (mark_target_live_regs): Likewise.
4852 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4854 * config/cris/cris.c (cris_asm_output_case_end): Change argument
4856 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
4857 (prev_nonnote_nondebug_insn): Likewise.
4858 * config/cris/cris-protos.h: Adjust prototype.
4860 * jump.c (rtx_renumbered_equal_p): Adjust.
4862 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4864 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
4865 * rtl.h: Adjust prototype.
4866 * config/sh/sh.md: Adjust.
4867 * dwarf2out.c (add_var_loc_to_decl): Likewise.
4869 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4871 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
4872 (prev_nondebug_insn): Likewise.
4873 * loop-doloop.c (doloop_condition_get): Likewise.
4874 * rtl.h: Adjust prototype.
4875 * cfgloop.h: Likewise.
4877 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4879 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
4880 (prev_nonnote_insn): Likewise.
4881 * jump.c (reversed_comparison_code_parts): Likewise.
4882 (reversed_comparison): Likewise.
4883 * rtl.h: Adjust prototypes.
4884 * config/arc/arc.md: Adjust.
4885 * cse.c (find_comparison_args): Likewise.
4886 * reorg.c (redundant_insn): Change return type to rtx_insn *.
4887 (fix_reg_dead_note): Change argument type to rtx_insn *.
4888 (delete_prior_computation): Likewise.
4889 (delete_computation): Likewise.
4890 (fill_slots_from_thread): Adjust.
4891 (relax_delay_slots): Likewise.
4892 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4893 (simplify_relational_operation_1): Likewise.
4894 (simplify_ternary_operation): Likewise.
4896 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4898 * config/arc/arc-protos.h (arc_label_align): Change type of
4899 variables from rtx to rtx_insn *.
4900 * config/arc/arc.c (arc_label_align): Likewise.
4901 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
4902 * config/bfin/bfin.c (workaround_speculation): Likewise.
4903 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
4904 (find_last_same_clock): Likewise.
4905 (reorg_split_calls): Likewise.
4906 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
4907 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
4908 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
4909 (same_cmp_following_p): Likewise.
4910 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
4911 (same_cmp_following_p): Likwise.
4912 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
4913 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
4914 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
4915 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
4916 (rl78_alloc_physical_registers_cmp): Likewise.
4917 (rl78_alloc_physical_registers_umul): Likewise.
4918 (rl78_calculate_death_notes): Likewise.
4919 * config/s390/s390-protos.h (s390_label_align): Likewise.
4920 * config/s390/s390.c (s390_label_align): Likewise.
4921 * config/sh/sh.c (barrier_align): Likewise.
4922 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
4923 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
4924 (emit_cbcond_nop): Likewise.
4926 2016-09-22 Martin Liska <mliska@suse.cz>
4929 * ipa-icf.c (sem_variable::merge): Yield merge operation if
4930 alias address matters, not necessarily address of original.
4932 2016-09-22 Richard Biener <rguenther@suse.de>
4935 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
4938 2016-09-22 Richard Biener <rguenther@suse.de>
4941 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
4942 from constant folding results.
4943 (gimple_resimplify2): Likewise.
4944 (gimple_resimplify3): Likewise.
4946 2016-09-22 Richard Biener <rguenther@suse.de>
4949 * expr.c (expand_expr_real_1): Guard array access against negative
4952 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4954 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
4956 (format_floating): Likewise.
4958 2016-09-22 Jakub Jelinek <jakub@redhat.com>
4961 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
4962 for all IFN_GOMP_SIMD_* internal fns, not just for
4963 IFN_GOMP_SIMD_ORDERED_*.
4965 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4968 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
4969 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
4970 instructions when you want to invert the test.
4971 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
4972 correct order for XXSEL.
4973 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
4974 for using XSCMP{EQ,GT,GE}DP.
4976 2016-09-21 David Malcolm <dmalcolm@redhat.com>
4978 * genconstants.c (main): Introduce noop_reader and convert call
4979 to read_md_files to a method call.
4980 * genenums.c (main): Likewise.
4981 * genmddeps.c (main): Likewise.
4982 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
4983 rtx_reader_ptr->get_top_level_filename ().
4984 (write_tm_preds_h): Likewise.
4985 (write_insn_preds_c): Likewise.
4986 * gensupport.c (class gen_reader): New subclass of rtx_reader.
4987 (rtx_handle_directive): Convert to...
4988 (gen_reader::handle_unknown_directive): ...this.
4989 (init_rtx_reader_args_cb): Convert return type from bool to
4990 rtx_reader *. Create a gen_reader instance, using it for the
4991 call to read_md_files. Return it if no errors occur.
4992 (init_rtx_reader_args): Convert return type from bool to
4994 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4995 (init_rtx_reader_args_cb): Likewise.
4996 * read-md.c (struct file_name_list): Move to class rtx_reader.
4997 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
4998 (read_md_filename): Delete in favor of
4999 rtx_reader::m_read_md_filename.
5000 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
5001 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
5002 (base_dir): Delete in favor of rtx_reader::m_base_dir.
5003 (first_dir_md_include): Delete in favor of
5004 rtx_reader::m_first_dir_md_include.
5005 (last_dir_md_include_ptr): Delete in favor of
5006 rtx_reader::m_last_dir_md_include_ptr.
5007 (max_include_len): Delete.
5008 (rtx_reader_ptr): New.
5009 (fatal_with_file_and_line): Use get_filename and get_lineno
5010 accessors of rtx_reader_ptr.
5011 (require_char_ws): Likewise.
5012 (rtx_reader::read_char): New method, based on ::read_char.
5013 (rtx_reader::unread_char): New method, based on ::unread_char.
5014 (read_escape): Use get_filename and get_lineno accessors of
5016 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
5017 (read_string): Use get_filename and get_lineno accessors of
5019 (rtx_reader::rtx_reader): New ctor.
5020 (rtx_reader::~rtx_reader): New dtor.
5021 (handle_include): Convert from a function to...
5022 (rtx_reader::handle_include): ...this method, converting
5023 handle_directive from a callback to a virtual function.
5024 (handle_file): Likewise, converting to...
5025 (rtx_reader::handle_file): ...this method.
5026 (handle_toplevel_file): Likewise, converting to...
5027 (rtx_reader::handle_toplevel_file): ...this method.
5028 (rtx_reader::get_current_location): New method.
5029 (parse_include): Convert from a function to...
5030 (rtx_reader::add_include_path): ...this method, dropping redundant
5031 update to unused max_include_len.
5032 (read_md_files): Convert from a function to...
5033 (rtx_reader::read_md_files): ...this method, converting
5034 handle_directive from a callback to a virtual function.
5035 (noop_reader::handle_unknown_directive): New method.
5036 * read-md.h (directive_handler_t): Delete this typedef.
5038 (read_md_file): Delete.
5039 (read_md_lineno): Delete.
5040 (read_md_filename): Delete.
5041 (class rtx_reader): New class.
5042 (rtx_reader_ptr): New decl.
5043 (class noop_reader): New subclass of rtx_reader.
5044 (read_char): Reimplement in terms of rtx_reader::read_char.
5045 (unread_char): Reimplement in terms of rtx_reader::unread_char.
5046 (read_md_files): Delete.
5047 * read-rtl.c (read_rtx_code): Update for deletion of globals
5048 read_md_filename and read_md_lineno.
5050 2016-09-21 Jason Merrill <jason@redhat.com>
5052 * input.h (from_macro_definition_at): New.
5054 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
5056 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
5058 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5060 PR tree-optimization/77550
5061 * tree-vect-stmts.c (create_array_ref): Change parameters.
5062 (get_group_alias_ptr_type): New function.
5063 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
5065 2016-09-21 Marek Polacek <polacek@redhat.com>
5067 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
5068 Add falls through comment.
5070 2016-09-21 Richard Biener <rguenther@suse.de>
5072 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
5073 (replace_child): Likewise.
5074 (remove_child_TAG): Adjust.
5075 (move_marked_base_types): Likewise.
5076 (prune_unused_types_prune): Clear die_sib of removed children.
5078 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
5081 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
5082 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
5084 2016-09-21 Richard Biener <rguenther@suse.de>
5086 PR tree-optimization/77648
5087 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
5089 (make_transitive_closure_constraints): Adjust comment.
5090 (make_any_offset_constraints): New function.
5091 (handle_rhs_call): Make sure to first expand a pointer to all
5092 subfields before transitively closing it.
5093 (handle_const_call): Likewise. Properly expand returned
5095 (handle_pure_call): Likewise.
5097 2016-09-21 Richard Biener <rguenther@suse.de>
5098 Jakub Jelinek <jakub@redhat.com>
5100 PR tree-optimization/77621
5101 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
5102 group at non-vectorizable stmts.
5104 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5106 PR tree-optimization/72835
5107 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
5108 (make_new_ssa_for_all_defs): Likewise.
5109 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
5111 2016-09-20 Martin Sebor <msebor@redhat.com>
5114 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
5115 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
5116 * config/linux.c (gnu_libc_printf_pointer_format): New function.
5117 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
5118 * config/sol2.c (solaris_printf_pointer_format): New function.
5119 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
5121 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
5122 * doc/tm.texi: Regenerate.
5123 * gimple-fold.h (get_range_strlen): New function.
5124 (get_maxval_strlen): Declare existing function.
5125 * gimple-fold.c (get_range_strlen): Add arguments and compute both
5126 maximum and minimum.
5127 (get_range_strlen): Define overload.
5128 (get_maxval_strlen): Adjust.
5129 * gimple-ssa-sprintf.c: New file and pass.
5130 * passes.def (pass_sprintf_length): Add new pass.
5131 * targhooks.h (default_printf_pointer_format): Declare new function.
5132 (gnu_libc_printf_pointer_format): Same.
5133 (solaris_libc_printf_pointer_format): Same.
5134 * targhooks.c (default_printf_pointer_format): Define new function.
5135 * tree-pass.h (make_pass_sprintf_length): Declare new function.
5136 * print-tree.c: Increase buffer size.
5138 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5140 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
5142 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5144 * common.opt: New option -fipa-vrp.
5145 * ipa-cp.c (ipa_get_vr_lat): New.
5146 (ipcp_vr_lattice::print): Likewise.
5147 (print_all_lattices): Call ipcp_vr_lattice::print.
5148 (ipcp_vr_lattice::meet_with): New.
5149 (ipcp_vr_lattice::meet_with_1): Likewise.
5150 (ipcp_vr_lattice::top_p): Likewise.
5151 (ipcp_vr_lattice::bottom_p): Likewsie.
5152 (ipcp_vr_lattice::set_to_bottom): Likewise.
5153 (set_all_contains_variable): Call VR set_to_bottom.
5154 (initialize_node_lattices): Init VR lattices.
5155 (propagate_vr_accross_jump_function): New.
5156 (propagate_constants_accross_call): Call
5157 propagate_vr_accross_jump_function.
5158 (ipcp_store_vr_results): New.
5159 (ipcp_driver): Handle VR.
5160 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
5161 (ipa_set_jf_unknown): Likewise.
5162 (ipa_compute_jump_functions_for_edge): Likewise.
5163 (ipa_node_params_t::duplicate): Likewise.
5164 (ipa_write_jump_function): Likewise.
5165 (ipa_read_jump_function): Likewise.
5166 (write_ipcp_transformation_info): Likewise.
5167 (read_ipcp_transformation_info): Likewise.
5168 (ipcp_update_vr): New.
5169 (ipcp_transform_function): Handle VR.
5170 * ipa-prop.h (struct ipa_vr): New.
5171 * cgraph.c: Include tree-vrp.h.
5172 * cgraphunit.c: Likewise.
5173 * ipa-utils.c: Likewise.
5176 * toplev.c: Likewise.
5177 * ipa-devirt.c: Likewise.
5178 * ipa-inline-transform.c: Likewise.
5179 * ipa-inline.c: Likewise.
5180 * ipa-profile.c: Likewise.
5182 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5184 * doc/invoke.texi: Document -fdump-tree-evrp.
5185 * passes.def: Define new pass_early_vrp.
5186 * timevar.def: Define new TV_TREE_EARLY_VRP.
5187 * tree-pass.h (make_pass_early_vrp): New.
5188 * tree-ssa-propagate.c: Make replace_uses_in non static.
5189 * tree-ssa-propagate.h: Export replace_uses_in.
5190 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
5191 (extract_range_from_assert): Factor out
5192 extract_range_for_var_from_comparison_expr.
5193 (vrp_initialize_lattice): New.
5194 (vrp_initialize): Factor out vrp_initialize_lattice.
5195 (vrp_valueize): Fix it to reject complex value ranges.
5196 (vrp_free_lattice): New.
5197 (evrp_dom_walker::before_dom_children): Likewise.
5198 (evrp_dom_walker::after_dom_children): Likewise.
5199 (evrp_dom_walker::push_value_range): Likewise.
5200 (evrp_dom_walker::pop_value_range): Likewise.
5201 (execute_early_vrp): Likewise.
5202 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
5203 (make_pass_early_vrp): New.
5205 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
5207 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
5208 instead of exact_log2.
5210 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
5213 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
5214 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
5215 (ix86_add_stmt_cost): Penalize DFmode vector operations
5216 for !TARGET_VECTORIZE_DOUBLE.
5218 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
5220 * doc/invoke.texi (Warning Options): Simplify language.
5221 (Optimize Options): Complete sentence.
5223 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
5225 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
5228 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
5231 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
5232 inits on power8 and above, use the VMRGEW instruction instead of a
5235 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
5236 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
5239 2016-09-20 Tamar Christina <tamar.christina@arm.com>
5241 * config/aarch64/arm_neon.h
5242 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
5243 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
5244 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
5246 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5248 * config/var/vax.h (ELIMINABLE_REGS): Define.
5249 (INITIAL_ELIMINATION_OFFSET): Define.
5251 2016-09-20 Jakub Jelinek <jakub@redhat.com>
5254 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
5255 cast to void * if the cast is from some other pointer type.
5257 2016-09-20 Richard Biener <rguenther@suse.de>
5259 PR tree-optimization/77646
5260 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
5263 2016-09-20 Tamar Christina <tamar.christina@arm.com>
5265 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
5266 attributes to all inlined functions and make them extern.
5268 2016-09-20 Richard Biener <rguenther@suse.de>
5270 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
5272 * debug.c (do_nothing_debug_hooks): Adjust.
5273 * dbxout.c (dbx_debug_hooks): Likewise.
5274 * sdbout.c (sdb_debug_hooks): Likewise.
5275 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
5276 (dwarf2out_finish): Move producer, filename and
5278 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
5279 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
5281 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
5284 * doc/invoke.texi: Document -Wint-in-bool-context.
5287 * dwarf2out.c (output_loc_operands): Fix an assertion.
5289 2016-09-19 Joseph Myers <joseph@codesourcery.com>
5291 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
5292 (CR_DECIMAL_DIG): New macro.
5294 2016-09-19 Joseph Myers <joseph@codesourcery.com>
5296 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
5299 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
5301 PR rtl-optimization/77416
5302 * lra-remat.c (operand_to_remat): Process hard coded insn
5305 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5307 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
5308 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
5310 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
5312 * target.def (lra_p): Wordsmithing.
5313 * doc/tm.texi: Regenerate.
5315 2016-09-19 Jakub Jelinek <jakub@redhat.com>
5316 Jan Hubicka <jh@suse.cz>
5319 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
5320 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
5321 Call ultimate_alias_target just once, not up to 4 times.
5323 2016-09-19 Richard Biener <rguenther@suse.de>
5325 * dwarf2out.c (early_dwarf_finished): New global.
5326 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
5328 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
5329 if called from LTO exit early.
5330 (dwarf2out_late_global_decl): When being during the early
5331 debug phase do not add locations but only const value attributes.
5332 Adjust the way we generate early DIEs for LTO.
5334 2016-09-19 Richard Biener <rguenther@suse.de>
5337 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
5338 proper niter to bound the loops.
5340 2016-09-19 Richard Biener <rguenther@suse.de>
5342 PR tree-optimization/77514
5343 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
5344 search for folded stmt.
5346 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
5348 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
5349 * tree-pass.h (make_pass_early_thread_jumps): Declare.
5350 * tree-ssa-threadbackward.c (fsm_find_thread_path,
5351 fsm_find_thread_path, profitable_jump_thread_path,
5352 fsm_find_control_statement_thread_paths,
5353 find_jump_threads_backwards): Add speed_p parameter.
5354 (pass_data_early_thread_jumps): New pass.
5355 (make_pass_early_thread_jumps): New function.
5357 2016-09-17 Andreas Schwab <schwab@suse.de>
5359 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
5360 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
5362 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
5364 * recog.c (rest_of_handle_split_after_reload): Delete.
5365 (pass_split_after_reload::gate): New method.
5366 (pass_split_after_reload::execute): Call split_all_insns directly.
5368 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
5370 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
5371 parameters for functions taking long long arguments.
5373 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5376 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
5377 splat with truncate.
5379 2016-09-16 Jason Merrill <jason@redhat.com>
5381 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
5383 * hwint.c (exact_log2): Use pow2p_hwi.
5384 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
5385 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
5386 * builtins.c (get_object_alignment_2, get_object_alignment)
5387 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
5389 * calls.c (compute_argument_addresses, store_one_arg): Use
5391 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
5392 * combine.c (force_to_mode): Use least_bit_hwi.
5393 (contains_muldiv, find_split_point, combine_simplify_rtx)
5394 (simplify_if_then_else, simplify_set, force_to_mode)
5395 (if_then_else_cond, simplify_and_const_int_1)
5396 (simplify_compare_const): Use pow2p_hwi.
5397 * cse.c (fold_rtx): Use pow2p_hwi.
5398 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
5400 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
5401 (init_expmed_one_conv): Use pow2p_hwi.
5402 * expr.c (is_aligning_offset): Use pow2p_hwi.
5403 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
5404 (fold_binary_loc): Use pow2p_hwi.
5405 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
5406 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
5407 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
5408 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
5410 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
5411 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
5412 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
5413 * omp-low.c (oacc_loop_fixed_partitions)
5414 (oacc_loop_auto_partitions): Use least_bit_hwi.
5415 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
5416 * stor-layout.c (place_field): Use least_bit_hwi.
5417 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
5418 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
5419 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
5420 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
5421 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
5422 * tree-vect-data-refs.c (vect_analyze_group_access_1)
5423 (vect_grouped_store_supported, vect_grouped_load_supported)
5424 (vect_permute_load_chain, vect_shift_permute_load_chain)
5425 (vect_transform_grouped_load): Use pow2p_hwi.
5426 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
5427 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
5428 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
5430 * tsan.c (instrument_expr): Use least_bit_hwi.
5431 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
5433 2016-09-16 Andreas Schwab <schwab@suse.de>
5435 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
5437 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
5439 2016-09-16 Jakub Jelinek <jakub@redhat.com>
5442 * combine.c (rest_of_handle_combine): If any edges have been purged,
5443 free dominators if available.
5445 2016-09-16 Jakub Jelinek <jakub@redhat.com>
5446 Eric Botcazou <ebotcazou@adacore.com>
5449 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
5450 through into expand_addsub_overflow after expand_neg_overflow.
5452 2016-09-15 David Malcolm <dmalcolm@redhat.com>
5454 * diagnostic-show-locus.c
5455 (selftest::test_fixit_insert_containing_newline): New function.
5456 (selftest::test_fixit_replace_containing_newline): New function.
5457 (selftest::diagnostic_show_locus_c_tests): Call the above.
5459 2016-09-15 Bin Cheng <bin.cheng@arm.com>
5461 PR tree-optimization/77503
5462 * tree-vect-loop.c (vectorizable_reduction): Record reduction
5463 code for CONST_COND_REDUCTION at analysis stage and use it at
5465 * tree-vectorizer.h (struct _stmt_vec_info): New field.
5466 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
5467 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
5470 2016-09-15 Richard Biener <rguenther@suse.de>
5473 * fold-const.c (split_tree): Do not split constant ~X.
5475 2016-09-15 Jakub Jelinek <jakub@redhat.com>
5477 PR rtl-optimization/77425
5478 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
5482 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
5483 use %qs instead of %s where desirable, use argument instead of arg in
5484 the diagnostic wording, add list of supported strategies and
5486 (ix86_option_override_internal): Emit target("m...") instead of
5487 option("m...") in the diagnostic. Use %qs instead of %s in invalid
5488 -march/-mtune option diagnostic. Add list of supported arches/tunings
5489 and spellcheck hint. Remove prefix, suffix and sw variables, use
5490 main_args_p ? "..." : "..." in diagnostics to make translation
5493 2016-09-15 Richard Biener <rguenther@suse.de>
5495 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
5496 extra offset argument.
5497 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
5498 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
5499 to reflect new offset parameter.
5500 * doc/tm.texi: Regenerate.
5501 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
5502 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
5504 (darwin_asm_output_dwarf_offset): Likewise.
5505 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
5507 (darwin_asm_output_dwarf_offset): Pass offset argument through.
5508 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
5509 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
5511 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
5514 * ipa-icf.c (set_alias_uids): New function.
5515 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
5516 all the merged variable's referring aliases.
5518 2016-09-15 Richard Biener <rguenther@suse.de>
5520 PR tree-optimization/77514
5521 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
5522 only forced_stmts sequence.
5524 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
5526 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
5527 * cfgexpand.c (update_alias_info_with_stack_vars): Use
5528 FOR_EACH_SSA_NAME to iterate over SSA variables.
5529 (pass_expand::execute): Likewise.
5530 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
5531 * tree-cfg.c (dump_function_to_file): Likewise.
5532 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
5533 (update_ssa): Likewise.
5534 * tree-ssa-alias.c (dump_alias_info): Likewise.
5535 * tree-ssa-ccp.c (ccp_finalize): Likewise.
5536 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
5537 (create_outofssa_var_map): Likewise.
5538 (coalesce_ssa_name): Likewise.
5539 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
5540 * tree-ssa-pre.c (compute_avail): Likewise.
5541 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
5542 (scc_vn_restore_ssa_info): Likewise.
5543 (free_scc_vn): Likwise.
5544 (run_scc_vn): Likewise.
5545 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
5546 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
5547 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5548 * tree-ssa.c (verify_ssa): Likewise.
5550 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
5552 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
5553 and mips64r2 as default 32-bit and 64-bit architectures.
5554 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
5555 as default 32-bit and 64-bit architectures.
5557 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
5559 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
5562 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5564 * target.def (lra_p): Change commentary (for the manual) for the
5566 * doc/tm.texi: Regenerate.
5568 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5570 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
5571 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
5572 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
5573 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
5575 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5577 * targhooks.c (default_lra_p): Return true instead of false.
5579 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5581 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
5582 hook_bool_void_false.
5583 * config/avr/avr.c: Ditto.
5584 * config/bfin/bfin.c: Ditto.
5585 * config/c6x/c6x.c: Ditto.
5586 * config/cr16/cr16.c: Ditto.
5587 * config/cris/cris.c: Ditto.
5588 * config/epiphany/epiphany.c: Ditto.
5589 * config/fr30/fr30.c: Ditto.
5590 * config/frv/frv.c: Ditto.
5591 * config/h8300/h8300.c: Ditto.
5592 * config/ia64/ia64.c: Ditto.
5593 * config/iq2000/iq2000.c: Ditto.
5594 * config/lm32/lm32.c: Ditto.
5595 * config/m32c/m32c.c: Ditto.
5596 * config/m32r/m32r.c: Ditto.
5597 * config/m68k/m68k.c: Ditto.
5598 * config/mcore/mcore.c: Ditto.
5599 * config/microblaze/microblaze.c: Ditto.
5600 * config/mmix/mmix.c: Ditto.
5601 * config/mn10300/mn10300.c: Ditto.
5602 * config/moxie/moxie.c: Ditto.
5603 * config/msp430/msp430.c: Ditto.
5604 * config/nios2/nios2.c: Ditto.
5605 * config/nvptx/nvptx.c: Ditto.
5606 * config/pa/pa.c: Ditto.
5607 * config/pdp11/pdp11.c: Ditto.
5608 * config/rl78/rl78.c: Ditto.
5609 * config/sparc/sparc.c: Ditto.
5610 * config/spu/spu.c: Ditto.
5611 * config/stormy16/stormy16.c: Ditto.
5612 * config/tilegx/tilegx.c: Ditto.
5613 * config/tilepro/tilepro.c: Ditto.
5614 * config/v850/v850.c: Ditto.
5615 * config/vax/vax.c: Ditto.
5616 * config/visium/visium.c: Ditto.
5617 * config/xtensa/xtensa.c: Ditto.
5619 2016-09-14 Jakub Jelinek <jakub@redhat.com>
5622 * tsan.c: Include target.h.
5623 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
5624 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
5625 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
5626 BUILT_IN_ATOMIC_TEST_AND_SET entries.
5627 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
5629 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
5630 Martin Liska <mliska@suse.cz>
5633 * predict.c (force_edge_cold): Add braces to a condition.
5635 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
5637 PR rtl-optimization/77289
5638 * lra-constraints.c (get_final_hard_regno): Removed.
5639 (get_hard_regno): Add new parameter final_p.
5640 (get_reg_class): Directly call lra_get_elimination_hard_regno.
5641 (operands_match_p): Adjust call to get_hard_regno.
5642 (uses_hard_regs_p): Likewise.
5643 (process_alt_operands): Likewise.
5645 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
5648 * config/msp430/msp430.c (msp430_start_function): Emit an error
5649 if a function is both weak and specifies an interrupt number.
5651 2016-09-13 Jakub Jelinek <jakub@redhat.com>
5653 PR tree-optimization/77454
5654 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
5655 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
5658 2016-09-13 Tamar Christina <tamar.christina@arm.com>
5660 * config/aarch64/aarch64-builtins.c
5661 (aarch64_init_simd_builtins): Fix builtin type signature printing.
5663 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
5665 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
5666 SFmode and SCmode arguments by reference.
5668 2016-09-13 David Malcolm <dmalcolm@redhat.com>
5670 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
5672 (selftest::test_one_liner_fixit_insert_before): ...this, and update
5673 for renaming of add_fixit_insert to add_fixit_insert_before.
5674 (selftest::test_one_liner_fixit_insert_after): New function.
5675 (selftest::test_one_liner_fixit_validation_adhoc_locations):
5676 Update for renaming of add_fixit_insert to add_fixit_insert_before.
5677 (selftest::test_one_liner_many_fixits): Likewise.
5678 (selftest::test_diagnostic_show_locus_one_liner): Update for
5679 renaming, call new test function.
5680 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
5681 renaming of add_fixit_insert to add_fixit_insert_before.
5682 (selftest::test_fixit_consolidation): Likewise.
5683 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
5685 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
5686 (selftest::test_applying_fixits_insert_before): ...this.
5687 (selftest::test_applying_fixits_insert): Update for renaming of
5688 add_fixit_insert to add_fixit_insert_before.
5689 (selftest::test_applying_fixits_insert_after): New function.
5690 (selftest::test_applying_fixits_insert_after_at_line_end): New
5692 (selftest::test_applying_fixits_insert_after_failure): New function.
5693 (selftest::test_applying_fixits_multiple): Update for renaming of
5694 add_fixit_insert to add_fixit_insert_before.
5695 (selftest::change_line): Likewise.
5696 (selftest::test_applying_fixits_unreadable_file): Likewise.
5697 (selftest::test_applying_fixits_line_out_of_range): Likewise.
5698 (selftest::test_applying_fixits_column_validation): Likewise.
5699 (selftest::test_applying_fixits_column_validation): Likewise.
5700 (selftest::edit_context_c_tests): Update for renamed test function;
5701 call new test functions.
5703 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
5705 PR tree-optimization/77536
5706 PR rtl-optimization/68212
5707 * config/rs6000/rs6000.md (div->recip splitter): Remove
5708 optimize_insn_for_speed_p condition.
5710 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
5712 * optabs.c (prepare_cmp_insn): Update documentation comment.
5714 2016-09-13 Jakub Jelinek <jakub@redhat.com>
5715 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5718 * opts.h (candidates_list_and_hint): Declare.
5719 * opts-common.c (candidates_list_and_hint): New function.
5720 (cmdline_handle_error): Use it.
5722 2016-09-12 David Malcolm <dmalcolm@redhat.com>
5724 * edit-context.c (edited_line::get_len): New accessor.
5725 (edited_file::print_diff): Split out hunk-printing into...
5726 (edited_file::print_diff_hunk): New method.
5727 (edited_file::print_diff_line): New method.
5729 2016-09-12 Andrew Pinski <apinski@cavium.com>
5731 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
5733 * config/aarch64/aarch64.c (thunderx_tunings): Enable
5734 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
5735 (aarch64_operands_ok_for_ldpstp): Return false if
5736 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
5737 was SImode and the alignment is less than 8 byte.
5738 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
5740 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
5743 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
5745 2016-09-12 Marek Polacek <polacek@redhat.com>
5747 * doc/extend.texi: Use lowercase "boolean".
5748 * doc/invoke.texi: Likewise.
5749 * doc/md.texi: Likewise.
5750 * target.def: Likewise.
5751 * doc/tm.texi: Regenerated.
5753 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5756 * expmed.c (synth_mult): Delete duplicate mode check.
5758 2016-09-10 Tom de Vries <tom@codesourcery.com>
5761 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
5763 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
5764 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
5766 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
5768 PR rtl-optimization/77289
5769 * lra-constraints.c (get_final_hard_regno): Add support for non hard
5770 register numbers. Remove support for subregs.
5771 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
5772 (get_reg_class): Delete removed get_final_hard_regno() argument.
5773 (uses_hard_regs_p): Call get_final_hard_regno().
5775 2016-09-09 Martin Sebor <msebor@redhat.com>
5779 * pretty-print.c (pp_quoted_string): New function.
5780 (pp_format): Call it for %c and %s directives.
5782 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
5784 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
5785 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
5786 INITIAL_ELIMINATION_OFFSET) : Update documentation.
5787 * target.def (frame_pointer_required, can_eliminate): Likewise.
5788 * doc/tm.texi: Regenerated.
5789 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
5791 * df-scan.c (df_hard_reg_init): Likewise.
5792 * ira.c (ira_setup_eliminable_regset): Likewise.
5793 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
5794 init_elim_table): Likewise.
5795 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
5796 set_initial_elim_offsets, update_eliminables,
5797 init_elim_table): Likewise.
5798 * rtlanal.c (get_initial_register_offset): Likewise.
5799 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5800 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5801 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5802 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5803 * config/fr30/fr30.h: Fix comment.
5804 * config/frv/frv.c: Likewise.
5805 * config/frv/frv.h: Likewise.
5806 * config/ft32/ft32.h: Likewise.
5807 * config/visium/visium.h: Likewise.
5808 * config/pa/pa64-linux.h: Likewise.
5809 * config/v850/v850.h: Likewise.
5810 * config/cris/cris.c: Likewise.
5811 * config/ia64/ia64.h: Likewise.
5812 * config/moxie/moxie.h: Likewise.
5813 * config/m32r/m32r.h: Likewise.
5815 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
5818 * config.in: Regenerate.
5819 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
5821 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
5822 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
5823 static-libmpxwrappers case.
5824 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
5825 MPX_LD_AS_NEEDED_GUARD_POP.
5826 * configure: Regenerate.
5827 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
5828 defined if linker support "--push-state"/"--pop-state".
5830 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
5832 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
5834 2016-09-09 Joseph Myers <joseph@codesourcery.com>
5836 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
5837 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
5838 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
5839 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
5840 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
5841 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
5842 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
5844 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
5845 width macros from TS 18661-1.
5846 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
5848 2016-09-08 Jakub Jelinek <jakub@redhat.com>
5851 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
5852 OMP_CLAUSE_SAFELEN_EXPR.
5854 2016-09-07 David Malcolm <dmalcolm@redhat.com>
5856 * Makefile.in (OBJS): Add substring-locations.o.
5857 * langhooks-def.h (class substring_loc): New forward decl.
5858 (lhd_get_substring_location): New decl.
5859 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
5860 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
5861 * langhooks.c (lhd_get_substring_location): New function.
5862 * langhooks.h (class substring_loc): New forward decl.
5863 (struct lang_hooks): Add field get_substring_location.
5864 * substring-locations.c: New file, taking definition of
5865 format_warning_va and format_warning_at_substring from
5866 c-family/c-format.c, making them non-static.
5867 * substring-locations.h (class substring_loc): Move class here
5868 from c-family/c-common.h. Add and rewrite comments.
5869 (format_warning_va): New decl.
5870 (format_warning_at_substring): New decl.
5871 (get_source_location_for_substring): Add comment.
5873 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
5875 * config/i386/i386.c: Add 'U' suffix to processor feature bits
5876 to avoid -Wnarrowing warning.
5877 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
5878 * opts.c: Likewise for SANITIZER_OPT bitmasks.
5880 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
5882 * config/aarch64/aarch64.c (aarch64_legitimize_address):
5883 Avoid use of base_offset if offset already in range.
5885 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
5887 * config/sh/sh-protos.h (struct sh_atomic_model,
5888 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5889 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5890 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
5891 * config/sh/sh.h (struct sh_atomic_model,
5892 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5893 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5894 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
5895 Guard with __cplusplus.
5897 2016-09-06 Jakub Jelinek <jakub@redhat.com>
5900 * config/i386/i386.c (ix86_expand_builtin): For builtin with
5901 unsupported or unknown ISA, use expand_call.
5903 2016-09-06 Martin Liska <mliska@suse.cz>
5905 PR gcov-profile/77378
5906 PR gcov-profile/77466
5907 * tree-profile.c (tree_profiling): Detect whether target can use
5908 -fprofile-update=atomic.
5910 2016-09-06 Richard Biener <rguenther@suse.de>
5912 PR tree-optimization/77479
5913 * tree-vrp.c (update_value_range): Extend overflow handling to
5916 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5919 * config/i386/i386.md (isa): Add x64_avx512bw.
5920 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
5921 (kmov_isa): New mode attr.
5922 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
5923 (*zero_extend<mode>si2): Likewise.
5924 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
5926 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
5928 * doc/invoke.texi (SPU Options): nops -> NOPs.
5929 (x86 Options): Ditto.
5931 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5934 * toplev.c (process_options): Temporarily set input_location
5935 to UNKNOWN_LOCATION around targetm.target_option.override () call.
5937 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
5939 PR rtl-optimization/77452
5940 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
5941 inner-mode reference to a CONST_VECTOR constant in the constant pool.
5943 2016-09-05 Marek Polacek <polacek@redhat.com>
5946 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
5948 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5951 * gensupport.c (alter_output_for_subst_insn): Remove redundant
5952 *insn_out == '*' test. Don't copy unnecessary to yet another
5953 memory buffer, and don't leak it.
5955 PR rtl-optimization/77425
5956 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
5958 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
5960 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
5962 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5964 * common.opt (fdiagnostics-generate-patch): New option.
5965 * diagnostic.c: Include "edit-context.h".
5966 (diagnostic_initialize): Initialize context->edit_context_ptr.
5967 (diagnostic_finish): Delete context->edit_context_ptr.
5968 (diagnostic_report_diagnostic): Add fix-it hints from the
5969 diagnostic to context->edit_context_ptr, if any.
5970 * diagnostic.h (class edit_context): Add forward decl.
5971 (struct diagnostic_context): Add field "edit_context_ptr".
5972 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5973 -fdiagnostics-generate-patch.
5974 (-fdiagnostics-generate-patch): New item.
5975 * toplev.c: Include "edit-context.h".
5976 (process_options): Set global_dc->edit_context_ptr to a new
5977 edit_context if the options need one.
5978 (toplev::main): Handle -fdiagnostics-generate-patch by using
5979 global_dc->edit_context_ptr.
5981 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5984 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
5985 map and firstprivate clauses on target construct for _Atomic
5987 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
5988 on target construct for _Atomic qualified decls.
5989 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
5991 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
5992 _Atomic qualified arguments not mentioned in uniform clause.
5994 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5996 * Makefile.in (OBJS-libcommon): Add edit-context.o.
5997 * diagnostic-color.c (color_dict): Add "diff-filename",
5998 "diff-hunk", "diff-delete", and "diff-insert".
5999 (parse_gcc_colors): Update default value of GCC_COLORS in comment
6000 to reflect above changes.
6001 * doc/invoke.texi (-fdiagnostics-color): Update description of
6002 default GCC_COLORS, and of the supported capabilities.
6003 * edit-context.c: New file.
6004 * edit-context.h: New file.
6005 * input.c (struct fcache): Add field "missing_trailing_newline".
6006 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
6008 (add_file_to_cache_tab): Likewise.
6009 (fcache::fcache): Likewise.
6010 (get_next_line): Update c->missing_trailing_newline.
6011 (location_missing_trailing_newline): New function.
6012 * input.h (location_missing_trailing_newline): New decl.
6013 * selftest-run-tests.c (selftest::run_tests): Call
6014 edit_context_c_tests.
6015 * selftest.h (edit_context_c_tests): New decl.
6017 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6018 Richard Biener <rguenth@suse.de>
6020 PR tree-optimization/77444
6021 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
6022 as steptype, remove redundant initialization.
6024 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6027 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
6028 (sanopt_optimize_walker): Optimize away
6029 __asan_before_dynamic_init (...) followed by
6030 __asan_after_dynamic_init () without intervening memory loads/stores.
6031 * ipa-pure-const.c (special_builtin_state): Handle
6032 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
6033 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
6035 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6037 * cfg.c (free_original_copy_tables): Replace second assignment of
6038 bb_copy = NULL by bb_original = NULL.
6040 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6043 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
6044 assignment added in r216794.
6046 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6048 * Makefile.in (OBJS): Add typed-splay-tree.o.
6049 * selftest-run-tests.c (selftest::run_tests): Call
6050 typed_splay_tree_c_tests.
6051 * selftest.h (typed_splay_tree_c_tests): New decl.
6052 * typed-splay-tree.c: New file.
6053 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
6054 (typed_splay_tree::max): New method.
6055 (typed_splay_tree::min): New method.
6056 (typed_splay_tree::foreach): New method.
6057 (typed_splay_tree::closure): New struct.
6058 (typed_splay_tree::inner_foreach_fn): New function.
6060 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6062 * ipa-cp.c (ipcp_store_bits_results): Change option name from
6063 -fipa-cp-bit to -fipa-bit-cp.
6065 2016-09-01 Martin Sebor <msebor@redhat.com>
6067 PR tree-optimization/71831
6068 * tree-object-size.h: Return bool instead of the size and add
6069 argument for the size.
6070 * tree-object-size.c (compute_object_offset): Update signature.
6071 (addr_object_size): Same.
6072 (compute_builtin_object_size): Return bool instead of the size
6073 and add argument for the size. Handle POINTER_PLUS_EXPR when
6074 optimization is disabled.
6075 (expr_object_size): Adjust.
6076 (plus_stmt_object_size): Adjust.
6077 (pass_object_sizes::execute): Adjust.
6078 * builtins.c (fold_builtin_object_size): Adjust.
6079 * doc/extend.texi (Object Size Checking): Update.
6080 * ubsan.c (instrument_object_size): Adjust.
6082 2016-09-01 Martin Sebor <msebor@redhat.com>
6084 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
6085 it fits the output of the formatted function regardless of its
6087 * gcc/genmodes.c (parser::parse_expr): Same.
6088 * gimplify.c (gimplify_asm_expr): Same.
6089 * passes.c (pass_manager::register_one_dump_file): Same.
6090 * print-tree.c (print_node): Same.
6092 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6094 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
6096 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6098 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
6100 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6102 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
6103 * config/rs6000/vector.md: Ditto.
6104 * config/rs6000/vsx.md: Ditto.
6106 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
6108 * ipa-inline-analysis.c (param_change_prob): Get to the base object
6111 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6113 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
6114 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
6115 *return_and_restore_gpregs_<mode>_r11,
6116 *return_and_restore_gpregs_<mode>_r12,
6117 *return_and_restore_gpregs_<mode>_r1,
6118 *return_and_restore_fpregs_<mode>_r11,
6119 *return_and_restore_fpregs_<mode>_r12,
6120 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
6121 directly instead of via the "l" constraint. Renumber operands.
6124 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6126 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
6127 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
6128 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
6129 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
6130 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
6131 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
6132 *call_value_nonlocal_darwin64, reload_macho_picbase,
6133 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
6134 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
6135 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
6136 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
6137 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
6138 *save_fpregs_<mode>_r1): Ditto.
6139 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
6140 *return_and_restore_gpregs_spe): Ditto.
6142 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6144 * config/rs6000/rs6000.md
6145 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
6146 the use of the link register.
6147 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
6149 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6150 Michael Meissner <meissner@linux.vnet.ibm.com>
6153 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
6154 reg+reg addressing for TImode.
6155 (rs6000_legitimate_address_p): Only allow register indirect
6156 addressing for TImode, even without TARGET_QUAD_MEMORY.
6158 2016-09-01 Richard Biener <rguenther@suse.de>
6161 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
6162 check whether the result fits the desired result type.
6164 2016-09-01 Nathan Sidwell <nathan@acm.org>
6166 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
6168 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
6170 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
6172 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
6174 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6176 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
6177 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
6178 for comparisons of integer ZERO_EXTEND against zero.
6180 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
6182 * config/i386/i386.c (ix86_option_override_internal): Also disable the
6183 STV pass if -mstackrealign is enabled.
6185 2016-08-31 Ilya Verbin <iverbin@gmail.com>
6187 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
6190 2016-08-31 David Malcolm <dmalcolm@redhat.com>
6192 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
6193 (layout_range::intersects_line_p): New method.
6194 (test_range_contains_point_for_single_point): Rename to...
6195 (test_layout_range_for_single_point): ...this, and add testing
6196 for layout_range::intersects_line_p.
6197 (test_range_contains_point_for_single_line): Rename to...
6198 (test_layout_range_for_single_line): ...this, and add testing
6199 for layout_range::intersects_line_p.
6200 (test_range_contains_point_for_multiple_lines): Rename to...
6201 (test_layout_range_for_multiple_lines): ...this, and add testing
6202 for layout_range::intersects_line_p.
6203 (layout::layout): Populate m_fixit_hints.
6204 (layout::get_expanded_location): Handle the case of a line-span
6206 (layout::validate_fixit_hint_p): New method.
6207 (get_line_span_for_fixit_hint): New function.
6208 (layout::calculate_line_spans): Add spans for fixit-hints.
6209 (layout::should_print_annotation_line_p): New method.
6210 (layout::print_any_fixits): Drop param "richloc", instead using
6211 validated fixits in m_fixit_hints. Add "const" to hint pointers.
6212 (diagnostic_show_locus): Avoid printing blank annotation lines.
6213 (selftest::test_diagnostic_context::test_diagnostic_context):
6214 Initialize show_column and start_span.
6215 (selftest::test_diagnostic_context::start_span_cb): New static
6217 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
6218 (selftest::diagnostic_show_locus_c_tests): Update for function
6219 renamings. Call test_diagnostic_show_locus_fixit_lines.
6221 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
6223 PR tree-optimization/73714
6224 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
6226 2016-08-31 David Malcolm <dmalcolm@redhat.com>
6228 * selftest.c: Move "namespace selftest {" to top of file,
6229 removing explicit "selftest::" qualifiers throughout.
6231 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
6233 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
6235 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
6236 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
6237 Replace builtin with vector extension.
6238 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
6240 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
6241 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
6242 Replace builtin with vector extension.
6243 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
6244 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
6245 Replace builtin with vector extension.
6246 * config/i386/xmmintrin.h (__m128_u): New type.
6247 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
6248 (_mm_load_ps, _mm_store_ps): Simplify.
6250 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
6252 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
6254 2016-08-30 David Malcolm <dmalcolm@redhat.com>
6256 * diagnostic-show-locus.c (colorizer::begin_state): Support more
6257 than 3 ranges per diagnostic by alternating between color 1 and
6259 (layout::layout): Replace use of rich_location::MAX_RANGES
6260 with richloc->get_num_locations ().
6261 (layout::calculate_line_spans): Replace use of
6262 rich_location::MAX_RANGES with m_layout_ranges.length ().
6263 (layout::print_annotation_line): Handle arbitrary numbers of
6264 ranges in caret-printing by defaulting to '^'.
6265 (selftest::test_one_liner_many_fixits): New function.
6266 (test_diagnostic_show_locus_one_liner): Call it.
6267 * diagnostic.c (diagnostic_initialize): Update for renaming
6268 of rich_location::MAX_RANGES to
6269 rich_location::STATICALLY_ALLOCATED_RANGES.
6270 * diagnostic.h (struct diagnostic_context): Likewise.
6272 2016-08-30 David Malcolm <dmalcolm@redhat.com>
6274 * selftest.c (selftest::named_temp_file::named_temp_file): New
6276 (selftest::temp_source_file::~temp_source_file): Move to...
6277 (selftest::named_temp_file::~named_temp_file): ...here.
6278 (selftest::test_named_temp_file): New function.
6279 (selftest::selftest_c_tests): Call test_named_temp_file.
6280 * selftest.h (class named_temp_file): New class.
6281 (class temp_source_file): Convert to a subclass of named_temp_file.
6283 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
6285 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
6286 USEs of LR_REGNO in returns and sibcalls.
6287 (rs6000_output_mi_thunk): Similar.
6288 (rs6000_sibcall_aix): Similar.
6289 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
6290 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
6291 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
6292 Remove the USE of LR_REGNO from the patterns as well. Delete an
6294 (return_internal_<mode>): Delete.
6296 2016-08-30 Tamar Christina <tamar.christina@arm.com>
6298 * gcc/config/aarch64/aarch64-simd.md
6299 (aarch64_ld2<mode>_dreg_le): New.
6300 (aarch64_ld2<mode>_dreg_be): New.
6301 (aarch64_ld2<mode>_dreg): Removed.
6302 (aarch64_ld3<mode>_dreg_le): New.
6303 (aarch64_ld3<mode>_dreg_be): New.
6304 (aarch64_ld3<mode>_dreg): Removed.
6305 (aarch64_ld4<mode>_dreg_le): New.
6306 (aarch64_ld4<mode>_dreg_be): New.
6307 (aarch64_ld4<mode>_dreg): Removed.
6308 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
6310 2016-08-30 David Malcolm <dmalcolm@redhat.com>
6312 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
6313 redundant location param.
6314 (test_one_liner_fixit_remove): Likewise.
6315 (test_one_liner_fixit_replace): Likewise.
6316 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
6317 * gcc-rich-location.c
6318 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
6319 get_range_from_loc. Drop overload taking a const char *.
6320 * gcc-rich-location.h
6321 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
6324 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
6326 * config/linux.c (linux_libc_has_function): Return true on musl.
6328 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
6330 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
6332 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
6334 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
6335 used for abnormal egdes.
6337 2016-08-30 Jakub Jelinek <jakub@redhat.com>
6339 PR tree-optimization/72866
6340 * tree-vect-patterns.c (search_type_for_mask): Turn into
6341 a small wrapper, move all code to ...
6342 (search_type_for_mask_1): ... this new function. Add caching
6343 and adjust recursive calls.
6346 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
6347 instead of lookup_type_die (type_main_variant (type)) even for array
6351 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
6352 constant pool reference return x instead of c.
6354 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
6356 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
6359 2016-08-29 David Malcolm <dmalcolm@redhat.com>
6362 (selftest::test_make_location_nonpure_range_endpoints): Fix
6365 2016-08-29 David Malcolm <dmalcolm@redhat.com>
6367 * diagnostic-show-locus.c
6368 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
6370 (selftest::test_diagnostic_show_locus_one_liner): Call it.
6371 * input.c (get_pure_location): Move to libcpp/line-map.c.
6372 * input.h (get_pure_location): Convert decl to an inline function
6373 calling implementation in libcpp.
6375 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
6378 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
6379 template for intel asm dialect.
6380 (vec_set_hi_<mode><mask_name>): Ditto.
6382 2016-08-29 David Malcolm <dmalcolm@redhat.com>
6384 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
6385 (selftest::fail_formatted): Likewise.
6387 2016-08-29 David Malcolm <dmalcolm@redhat.com>
6389 * input.c (make_location): Call get_start and get_finish
6390 on the endpoints to avoid storing packed ranges or ad-hoc
6392 (selftest::test_make_location_nonpure_range_endpoints): New function.
6393 (selftest::input_c_tests): Call it.
6394 * input.h (get_start): New inline function.
6396 2016-08-29 Tom de Vries <tom@codesourcery.com>
6399 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
6402 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
6404 * Makefile.in (gcov-iov.h): Add dummy recipe.
6406 2016-08-29 Nathan Sidwell <nathan@acm.org>
6408 * config/nvptx/nvptx.c: #include tree-vrp.h.
6410 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
6413 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
6414 HIGH+LO construct during reload.
6416 2016-08-28 Tom de Vries <tom@codesourcery.com>
6419 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
6420 'sysv_abi va_list' attribute.
6421 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
6422 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
6425 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6427 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
6428 * emit-rtl.c (unshare_all_rtl_1): Adjust.
6429 (unshare_all_rtl_again): Likewise.
6430 * function.c (assign_stack_local_1): Likewise.
6431 (assign_stack_temp_for_type): Likewise.
6433 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6435 * cfgbuild.c (make_edges): Adjust.
6436 * cfgrtl.c (can_delete_label_p): Likewise.
6437 * dwarf2cfi.c (create_trace_edges): Likewise.
6438 * except.c (sjlj_emit_dispatch_table): Likewise.
6439 * function.h (struct expr_status): make x_forced_labels a vector.
6440 * jump.c (rebuild_jump_labels_1): Adjust.
6441 * reload1.c (set_initial_label_offsets): Likewise.
6442 * stmt.c (force_label_rtx): Likewise.
6443 (expand_label): Likewise.
6445 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6447 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
6449 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
6451 PR tree-optimization/71077
6452 PR tree-optimization/68542
6453 * fold-const.c (fold_relational_const): Fix folding of
6454 VECTOR_CST comparisons that have a scalar boolean result type.
6455 (selftest::test_vector_folding): New static function.
6456 (selftest::fold_const_c_tests): Call it.
6458 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6460 * doc/extend.texi (SPU Built-in Functions): Remove stale
6461 references to material formerly at IBM and Sony.
6463 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
6466 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
6468 2016-08-26 David Malcolm <dmalcolm@redhat.com>
6470 * diagnostic-show-locus.c
6471 (selftest::test_fixit_consolidation): New function.
6472 (selftest::diagnostic_show_locus_c_tests): Call it.
6473 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
6474 constructor based on source_range.
6476 2016-08-26 David Malcolm <dmalcolm@redhat.com>
6478 * diagnostic-color.c (color_dict): Add "fixit-insert" and
6480 (parse_gcc_colors): Update description of default GCC_COLORS.
6481 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
6482 (colorizer::set_fixit_insert): New method.
6483 (colorizer::set_fixit_delete): New method.
6484 (colorizer::get_color_by_name): New method.
6485 (colorizer::STATE_FIXIT_INSERT): New constant.
6486 (colorizer::STATE_FIXIT_DELETE): New constant.
6487 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
6488 fields in favor of new field "m_stop_color". Add fields
6489 "m_fixit_insert" and "m_fixit_delete".
6490 (colorizer::colorizer): Update for above changes. Replace
6491 colorize_start calls with calls to get_color_by_name.
6492 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
6493 STATE_FIXIT_DELETE. Update for field renamings.
6494 (colorizer::finish_state): Simplify by using m_stop_color,
6495 rather than multiple identical "*_ce" fields.
6496 (colorizer::get_color_by_name): New method.
6497 (layout::print_any_fixits): Print insertions and replacements
6498 using the "fixit-insert" color, and deletions using the
6499 "fixit-delete" color.
6500 * doc/invoke.texi (-fdiagnostics-color): Update description of
6501 default GCC_COLORS, and of the supported capabilities.
6503 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
6505 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
6506 current_function_static_stack_size variable with the static
6507 stack frame size of the current function when
6508 flag_stack_usage_info is enabled.
6510 2016-08-26 Nathan Sidwell <nathan@acm.org>
6512 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
6513 assignment inside if condition.
6515 2016-08-26 Richard Biener <rguenther@suse.de>
6517 PR tree-optimization/69047
6518 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
6519 extracts similar to what FRE does.
6520 (non_rewritable_mem_ref_base): Likewise.
6522 2016-08-26 Joseph Myers <joseph@codesourcery.com>
6524 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
6525 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
6526 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6527 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6528 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
6530 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6531 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6532 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6533 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
6534 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6536 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6539 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
6540 reservation duration to 15 cycles.
6541 (cortex_a8_vfp_macs): Likewise.
6542 (cortex_a8_vfp_macd): Likewise.
6543 (cortex_a8_vfp_divs): Likewise.
6544 (cortex_a8_vfp_divd): Likewise.
6546 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6548 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
6549 (aarch_macro_fusion_pair_p): Use above to avoid early return.
6551 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6552 Martin Jambhor <mjambor@suse.cz>
6554 * common.opt: New option -fipa-bit-cp.
6555 * doc/invoke.texi: Document -fipa-bit-cp.
6556 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
6557 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
6558 * tree-ssa-ccp.h: New header file.
6559 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
6560 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
6561 Replace all occurences of tree parameter by two new params: signop, int.
6562 (bit_value_unop_1): Change to bit_value_unop and export it.
6563 Replace all occurences of tree parameter by two new params: signop,
6565 (bit_value_binop): Change call from bit_value_binop_1 to
6567 (bit_value_assume_aligned): Likewise.
6568 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
6569 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
6571 (ccp_finalize): Skip processing if val->mask == 0.
6572 * ipa-cp.c: Include tree-ssa-ccp.h
6573 (ipcp_bits_lattice): New class.
6574 (ipcp_param_lattice (bits_lattice): New member.
6575 (print_all_lattices): Call ipcp_bits_lattice::print.
6576 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
6577 (initialize_node_lattices): Likewise.
6578 (propagate_bits_accross_jump_function): New function.
6579 (propagate_constants_accross_call): Call
6580 propagate_bits_accross_jump_function.
6581 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
6582 (ipcp_store_bits_results): New function.
6583 (ipcp_driver): Call ipcp_store_bits_results.
6584 * ipa-prop.h (ipa_bits): New struct.
6585 (ipa_jump_func): Add new member bits of type ipa_bits.
6586 (ipa_param_descriptor): Change decl to decl_or_type.
6587 (ipa_get_param): Change decl to decl_or_type and assert on
6589 (ipa_get_type): New function.
6590 (ipcp_transformation_summary): New member bits.
6591 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
6592 (ipa_populate_param_decls): Likewise.
6593 (ipa_dump_param): Likewise.
6594 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
6596 (ipa_set_jf_unknown): Set ipa_bits::known to false.
6597 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
6599 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
6600 (ipa_write_jump_function): Add streaming for ipa_bits.
6601 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
6602 (write_ipcp_transformation_info): Add streaming for ipa_bits
6604 (read_ipcp_transfomration_info): Add support for reading streamed
6606 (ipcp_update_bits): New function.
6607 (ipcp_transform_function): Call ipcp_update_bits.
6609 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
6611 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
6612 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
6614 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
6616 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
6618 2016-08-25 Richard Biener <rguenther@suse.de>
6620 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
6621 Only add locations in late dwarf.
6622 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
6623 (dwarf2out_early_finish): But do it here.
6625 2016-08-24 Michael Collison <michael.collison@linaro.org>
6626 Michael Collison <michael.collison@arm.com>
6628 * config/arm/arm-modes.def: Add new condition code mode CC_V
6629 to represent the overflow bit.
6630 * config/arm/arm.c (maybe_get_arm_condition_code):
6631 Add support for CC_Vmode.
6632 (arm_gen_unlikely_cbranch): New function to generate common
6633 rtl conditional branches for overflow patterns.
6634 * config/arm/arm-protos.h: Add prototype for
6635 arm_gen_unlikely_cbranch.
6636 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
6637 addsi3_compareV_upper): New patterns to support signed
6638 builtin overflow add operations.
6639 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
6640 New patterns to support unsigned builtin add overflow operations.
6641 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
6642 builtin overflow subtract operations,
6643 (usubv<mode>4): New patterns to support unsigned builtin subtract
6644 overflow operations.
6645 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
6646 to support builtin overflow negate operations.
6648 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6651 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6653 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6654 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6657 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
6659 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
6660 MULTILIB_OPTIONS should be used. Small wording fixes.
6661 * genmultilib: Memorize set of all option combinations in
6662 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
6663 found in MULTILIB_OPTIONS by checking if option set is listed in
6664 combination_space. Output new and existing error message to stderr.
6666 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
6668 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
6669 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
6670 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
6671 (MULTILIB_REUSE): Remove reuse rules for option set including
6672 -mfpu=fp-armv8 and -mfpu=vfpv4
6674 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
6676 * config/arm/t-rtems: Add vfp multilib.
6678 2016-08-23 Ian Lance Taylor <iant@golang.org>
6680 * config/s390/s390.c (s390_asm_file_start): Call
6683 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6685 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
6686 initialization of all 0's to the 0 constant, instead of directly
6687 generating XOR. Add support for V4SImode vector initialization on
6688 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
6689 initialization. Change variables used in V4SFmode vector
6690 intialization. For V4SFmode vector splat on ISA 3.0, make sure
6691 any memory addresses are in index form. Add support for using
6692 VSPLTH/VSPLTB to initialize vector short and vector char vectors
6693 with all of the same element.
6694 (regno_or_subregno): New helper function to return a register
6695 number for either REG or SUBREG.
6696 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
6697 Use regno_or_subregno where possible.
6698 (rs6000_split_v4si_init_di_reg): New helper function to build up a
6699 DImode value from two SImode values in order to generate V4SImode
6700 vector initialization on 64-bit systems with direct move.
6701 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
6703 (rtx_is_swappable_p): V4SImode vector initialization insn is not
6705 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
6707 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
6708 attributes to initialize V8HImode and V16QImode vectors with the
6710 (VSX_SPLAT_COUNT): Likewise.
6711 (VSX_SPLAT_SUFFIX): Likewise.
6712 (UNSPEC_VSX_VEC_INIT): New unspec.
6713 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
6714 Allow SFmode values to come from Altivec registers.
6715 (vsx_init_v4si): New insn/split for V4SImode vector initialization
6716 on 64-bit systems with direct move.
6717 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
6718 vector initializations, to allow V4SImode vector initializations
6719 on 64-bit systems with direct move.
6720 (vsx_splat_v4si): Likewise.
6721 (vsx_splat_v4si_di): Likewise.
6722 (vsx_splat_v4sf): Likewise.
6723 (vsx_splat_v4sf_internal): Likewise.
6724 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
6726 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
6727 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
6728 initializing V8HImode and V16QImode vectors with the same
6730 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
6731 optimization if -maltivec=be.
6733 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
6735 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
6736 attribute for alternatives 3 and 4.
6738 2016-08-23 David Malcolm <dmalcolm@redhat.com>
6740 * selftest.c (selftest::assert_str_contains): New function.
6741 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
6742 * selftest.h (selftest::assert_str_contains): New decl.
6743 (ASSERT_STR_CONTAINS): New macro.
6745 2016-08-23 Richard Biener <rguenther@suse.de>
6747 PR tree-optimization/77286
6748 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
6750 (vect_transform_loop): Split exit edges of loop and scalar
6751 loop if required and at the appropriate time.
6753 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6755 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6756 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6758 Correct a typo in a comment.
6760 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6762 * config/s390/s390.md ("*andc_split"): New splitter for and with
6765 2016-08-23 Richard Biener <rguenther@suse.de>
6767 PR tree-optimization/27336
6768 * tree-vrp.c (infer_value_range): Handle stmts that can throw
6769 by looking for a non-EH edge.
6770 (process_assert_insertions_for): Likewise.
6772 2016-08-23 Richard Biener <rguenther@suse.de>
6775 * statistics.c (statistics_counter_event): Robustify against
6778 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6780 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
6781 for targets amdfam10 and barcelona.
6783 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
6785 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
6786 (zero_extend<mode>di2): Ditto.
6787 (*zero_extend<mode>si2): Ditto.
6788 (*zero_extendqihi2): Ditto.
6790 2016-08-22 Joseph Myers <joseph@codesourcery.com>
6793 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
6794 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
6796 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
6798 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
6799 identical consecutive elements.
6800 [SSA_NAME]: Print the name's def stmt on its own line. When printing
6801 the node's def stmt, avoid printing an unwanted trailing newline by
6802 replacing the call to print_gimple_stmt() with its inlined body and
6803 adjusting it to not set pp_needs_newline and to call pp_flush()
6804 instead of pp_newline_and_flush().
6806 2016-08-22 Joseph Myers <joseph@codesourcery.com>
6808 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
6809 (float32_type_node, float64_type_node, float32x_type_node)
6810 (float128x_type_node): New macros.
6811 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
6812 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
6813 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
6814 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
6815 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
6816 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
6817 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
6818 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
6819 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
6820 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
6821 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
6822 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
6823 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
6824 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
6825 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
6826 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
6827 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
6828 (copysign, fabs, huge_val, inf, nan, nans): Use it.
6829 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
6831 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
6832 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
6833 * doc/extend.texi (Other Builtins): Document these built-in
6835 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
6838 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
6840 * doc/install.texi (Binaries): www.opencsw.org now uses https.
6842 2016-08-22 Richard Biener <rguenther@suse.de>
6844 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
6846 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
6849 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
6850 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
6851 non-SSE2 athlons only, otherwise prefer SSE prefetches.
6853 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6855 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
6856 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
6857 (vrp_visit_switch_stmt): Likewise.
6858 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
6859 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
6860 (vrp_visit_stmt): Use extract_range_from_stmt.
6861 (vrp_visit_phi_node): Use extract_range_from_phi_node.
6863 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6865 * Makefile.in: Add tree-vrp.h to GTFILES.
6866 * gengtype.c (open_base_files): Add tree-vrp.h.
6867 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
6868 * builtins.c: Likewise.
6869 * fold-const.c: Likewise.
6870 * gimple-builder.c: Likewise.
6871 * gimple-laddress.c: Likewise.
6872 * hsa-gen.c: Likewise.
6873 * internal-fn.c: Likewise.
6875 * targhooks.c: Liewise,
6876 * tree-ssa-address.c: Likewise.
6877 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
6878 * tree-vrp.c (struct value_range): Move to tree-vrp.h
6879 * tree-vrp.h: New file.
6881 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6883 PR tree-optimization/61839
6884 * tree-vrp.c (two_valued_val_range_p): New.
6885 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
6886 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
6887 Also Convert VAR BINOP CST where VAR is two-valued to
6888 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
6890 2016-08-19 David Malcolm <dmalcolm@redhat.com>
6892 * diagnostic-show-locus.c
6893 (layout::annotation_line_showed_range_p): New method.
6894 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
6895 Reimplement case fixit_hint::REPLACE to cover removals, and
6896 replacements where the range of the replacement isn't one
6897 of the ranges in the rich_location.
6898 (test_one_liner_fixit_replace): Likewise.
6899 (selftest::test_one_liner_fixit_replace_non_equal_range): New
6901 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
6903 (selftest::test_diagnostic_show_locus_one_liner): Call the new
6905 * diagnostic.c (print_parseable_fixits): Remove case
6908 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
6911 * config/i386/i386.c (ix86_option_override_internal): Remove
6912 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
6913 Enable SSE prefetch also for TARGET_PREFETCHWT1.
6914 Do not try to enable TARGET_PRFCHW ISA flag here.
6915 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
6916 Rewrite expander function body.
6917 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
6919 2016-08-19 Joseph Myers <joseph@codesourcery.com>
6922 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
6923 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
6924 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
6925 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
6926 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
6927 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
6928 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
6929 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
6930 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
6932 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
6934 (struct floatn_type_info): New structure type.
6935 (floatn_nx_types): New variable declaration.
6936 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
6937 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
6938 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
6939 * tree.c (floatn_nx_types): New variable.
6940 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
6941 corresponding complex types.
6942 * target.def (floatn_mode): New hook.
6943 * targhooks.c: Include "real.h".
6944 (default_floatn_mode): New function.
6945 * targhooks.h (default_floatn_mode): New prototype.
6946 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
6948 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
6949 effective-target and dg-add-options keywords.
6950 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
6951 Document new effective-target keywords.
6952 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
6953 * doc/tm.texi: Regenerate.
6954 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
6955 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
6956 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
6958 * real.h (struct real_format): Add field ieee_bits.
6959 * real.c (ieee_single_format, mips_single_format)
6960 (motorola_single_format, spu_single_format, ieee_double_format)
6961 (mips_double_format, motorola_double_format)
6962 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
6963 (ieee_extended_intel_128_format)
6964 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
6965 (mips_extended_format, ieee_quad_format, mips_quad_format)
6966 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
6967 (decimal_double_format, decimal_quad_format, ieee_half_format)
6968 (arm_half_format, real_internal_format: Initialize ieee_bits
6970 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
6971 float128_type_node. Set float80_type_node to float64x_type_node
6972 if appropriate and long_double_type_node not appropriate.
6973 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
6974 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
6975 Initialize ieee_bits field.
6976 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
6977 (rs6000_init_builtins): Set ieee128_float_type_node to
6979 (rs6000_floatn_mode): New function.
6981 2016-08-19 Jakub Jelinek <jakub@redhat.com>
6983 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6984 _rdseed64_step): Uglify argument names and/or local variable names
6985 in inline functions.
6986 * config/i386/rtmintrin.h (_xabort): Likewise.
6987 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
6988 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
6989 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
6990 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
6991 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
6992 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
6993 _mm_maskz_ternarylogic_epi32): Likewise.
6994 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
6995 __lwpins32, __lwpins64): Likewise.
6996 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
6997 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
6998 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
6999 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
7000 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
7001 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
7002 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
7003 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
7004 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
7005 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
7006 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
7007 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
7008 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
7009 _mm256_mask_i64gather_epi32): Likewise.
7010 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
7011 * config/i386/ia32intrin.h (__writeeflags): Likewise.
7012 * config/i386/pkuintrin.h (_wrpkru): Likewise.
7013 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
7014 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
7015 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
7016 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
7017 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
7018 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
7019 _mm512_mask_prefetch_i64scatter_ps): Likewise.
7020 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
7021 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
7022 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
7023 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
7024 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
7025 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
7026 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
7027 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
7029 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
7031 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
7032 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
7034 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
7035 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
7037 (_rdpkru_u32): Add space after function name.
7039 * config/i386/t-i386 (i386-c.o): Don't depend on
7040 i386-builtin-types.inc.
7041 (i386.o): Depend on i386-builtin-types.inc.
7043 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
7046 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
7047 Use const_vec_duplicate to check for duplicated elements.
7049 2016-08-19 Richard Biener <rguenther@suse.de>
7051 PR tree-optimization/77290
7052 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7053 Fix flag_tree_parallelize_loops check.
7055 2016-08-19 Richard Biener <rguenther@suse.de>
7057 * match.pd (x | 0 -> x): Add.
7059 2016-08-19 Richard Biener <rguenther@suse.de>
7061 PR tree-optimization/77286
7062 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
7063 Deal with virtual PHIs being out-of-order.
7065 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7067 * doc/invoke.texi (fverbose-asm): Note that source code lines
7068 are emitted, and provide an example.
7069 * final.c (asm_show_source): New function.
7070 (final_scan_insn): Call asm_show_source.
7072 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7074 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
7075 param with diagnostic_kind.
7076 (class colorizer): Similarly replace field m_diagnostic with
7078 (colorizer::colorizer): Replace diagnostic
7079 param with diagnostic_kind.
7080 (colorizer::begin_state): Update for above field change.
7081 (layout::layout): Replace diagnostic param with rich_location *
7082 and diagnostic_kind.
7083 (diagnostic_show_locus): Replace diagnostic param with richloc
7084 and diagnostic_kind.
7085 (class selftest::test_diagnostic_context): New class.
7086 (selftest::test_diagnostic_show_locus_unknown_location): New
7088 (selftest::test_one_liner_simple_caret): New function.
7089 (selftest::test_one_liner_caret_and_range): New function.
7090 (selftest::test_one_liner_multiple_carets_and_ranges): New
7092 (selftest::test_one_liner_fixit_remove): New function.
7093 (selftest::test_one_liner_fixit_replace): New function.
7094 (selftest::test_diagnostic_show_locus_one_liner): New function.
7095 (selftest::diagnostic_show_locus_c_tests): Call the new test
7097 * diagnostic.c (diagnostic_initialize): Initialize
7098 colorize_source_p, show_ruler_p and parseable_fixits_p.
7099 (default_diagnostic_finalizer): Update for change to
7100 diagnostic_show_locus.
7101 (diagnostic_append_note): Likewise.
7102 * diagnostic.h (diagnostic_show_locus): Replace
7103 const diagnostic_info * param with location * and diagnostic_t.
7105 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7107 * input.c (saved_line_table): New global.
7108 (class selftest::temp_line_table): Rename to line_table_test and
7109 move declaration to selftest.h, and drop field m_old_line_table.
7110 (selftest::temp_line_table::temp_line_table): Rename ctor to...
7111 (selftest::line_table_test::line_table_test): ...this. Add a
7112 default ctor. Store current value of line_table within
7114 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
7115 (selftest::line_table_test::~line_table_test): ...this, and
7116 restore line_table from the saved_line_table, rather than
7118 (selftest::test_accessing_ordinary_linemaps): Update for above
7120 (selftest::test_lexer): Likewise.
7121 (struct selftest::lexer_test): Likewise.
7122 (selftest::lexer_test::lexer_test): Likewise.
7123 (selftest::input_c_tests): Move the looping over test cases from
7125 (selftest::for_each_line_table_case): New function.
7126 * input.h (saved_line_table): New decl.
7127 * selftest.h (struct selftest::line_table_case): New forward decl.
7128 (class selftest::line_table_test): New class, moved here from
7129 selftest::temp_line_table in input.c, and renamed.
7130 (selftest::for_each_line_table_case): New decl.
7132 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
7135 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
7137 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
7140 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
7141 enclosing parallel construct for reduction variables on OpenACC loop
7144 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
7146 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
7147 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
7149 (function_to_dwarf_procedure): Update comment.
7151 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7153 * input.c (diagnostics_file_cache_forcibly_evict_file): New
7155 * input.h (diagnostics_file_cache_forcibly_evict_file): New
7157 * selftest.c (selftest::temp_source_file::~temp_source_file):
7158 Evict m_filename from the diagnostic file cache.
7160 2016-08-18 Richard Biener <rguenther@suse.de>
7162 * tree-pass.h (make_pass_materialize_all_clones): Declare.
7163 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
7164 make_pass_materialize_all_clones): New simple IPA pass encapsulating
7165 clone materialization.
7166 * passes.def (all_late_ipa_passes): Start with
7167 pass_materialize_all_clones.
7168 * cgraphunit.c (symbol_table::compile): Remove call to
7169 materialize_all_clones.
7170 * tree-into-ssa.c: Include statistics.h.
7171 (update_ssa): Count number of times we do incremental/rewrite
7174 2016-08-18 Richard Biener <rguenther@suse.de>
7176 PR tree-optimization/77282
7177 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7178 When doing auto-parallelizing also prevent use of PHIs that
7179 carry dependences across loop backedges.
7181 2016-08-18 Tamar Christina <tamar.christina@arm.com>
7182 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7184 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
7186 2016-08-18 Richard Biener <rguenther@suse.de>
7188 * ssa-iterators.h (ssa_vuse_operand): New inline.
7189 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
7190 (predicate_all_scalar_phis): Use remove_phi_node to remove
7191 phi nodes predicated. Delay removing virtual PHIs.
7192 (predicate_mem_writes): Update virtual operands.
7193 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
7194 (tree_if_conversion): Do not rewrite virtual SSA form.
7195 * tree-phinodes.c (release_phi_node): Make static.
7196 * tree-phinodes.h (release_phi_node): Remove.
7198 2016-08-18 Jakub Jelinek <jakub@redhat.com>
7200 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
7201 codes that appear in bdesc_* arrays, instead include i386-builtin.def
7202 twice to define those.
7203 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
7204 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
7205 bdesc_multi_arg): Define by including i386-builtin.def the third time.
7206 * config/i386/i386-builtin.def: New file.
7208 2016-08-17 David Malcolm <dmalcolm@redhat.com>
7210 * input.c (get_source_range_for_char): Rename to...
7211 (selftest::get_source_range_for_char): ...this, and move within
7212 the #if CHECKING_P guard.
7213 (get_num_source_ranges_for_substring): Rename to...
7214 (selftest::get_num_source_ranges_for_substring): ...this, move
7215 within the #if CHECKING_P guard, and make static.
7216 (selftest::assert_num_substring_ranges): Initialize
7219 2016-08-18 Alan Modra <amodra@gmail.com>
7221 PR rtl-optimization/72771
7222 * reload.c (find_reloads): Don't assume that a subreg mem is OK
7223 when find_reloads_toplev returns address_reloaded==-1.
7224 (alternative_allows_const_pool_ref): Update comment.
7226 2015-08-17 Alan Hayward <alan.hayward@arm.com>
7228 PR tree-optimization/71752
7229 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
7230 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
7232 2016-08-17 Jakub Jelinek <jakub@redhat.com>
7234 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
7235 instead of testing ECF_NORETURN bit in gimple_call_flags.
7236 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
7237 * predict.c (tree_bb_level_predictions): Likewise.
7238 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
7241 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
7242 turning a call into __builtin_unreachable-like noreturn call, adjust
7243 gimple_call_set_fntype.
7244 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
7245 gimple_call_fntype has void return type.
7247 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
7249 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
7250 maybe_lookup_decl, to handle nested acc loop directives.
7252 2016-08-17 Richard Biener <rguenther@suse.de>
7254 PR tree-optimization/76490
7255 * tree-vrp.c (update_value_range): Preserve overflow infinities
7256 when intersecting with ranges from get_range_info.
7257 (operand_less_p): Handle overflow infinities correctly.
7258 (value_range_constant_singleton): Use vrp_operand_equal_p
7259 to handle overflow max/min correctly.
7260 (vrp_valueize): Likewise.
7261 (union_ranges): Likewise.
7262 (intersect_ranges): Likewise.
7263 (vrp_visit_phi_node): Improve iteration limitation to only
7264 apply when we'll possibly re-visit the PHI via a changed argument
7267 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
7269 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
7270 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
7271 rather than those that should not be built.
7273 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
7276 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
7278 2016-08-17 Richard Biener <rguenther@suse.de>
7280 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
7281 (verify_vssa): New function verifying virtual SSA form.
7282 (verify_ssa): Call it.
7283 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
7284 Do not apply loop-closed SSA handling to virtuals.
7285 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
7286 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
7287 when rewriting their symbol.
7288 (prepare_def_site_for): Likewise.
7289 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
7290 operands of moved stmts.
7292 2016-08-17 Richard Biener <rguenther@suse.de>
7294 PR tree-optimization/23855
7295 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
7296 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
7297 find guards to hoist. Do not update SSA form but rewrite virtuals
7298 into loop closed SSA.
7299 (find_loop_guard): Adjust to skip already hoisted guards. Do
7300 not mark virtuals for renaming or update SSA form.
7302 2016-08-17 Martin Liska <mliska@suse.cz>
7304 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
7305 a LONG_LONG_TYPE_SIZE comparison.
7306 * gcov-io.h: Remove macro definitions.
7307 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
7308 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
7311 2016-08-16 Jakub Jelinek <jakub@redhat.com>
7313 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
7314 that builtins not mentioned in bdesc_* arrays come first, then
7315 the ones mentioned in bdesc_* arrays in the order they appear in
7316 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
7317 IX86_BUILTIN__BDESC_*_LAST enumerator.
7318 (bdesc_mpx): Fix up a comment typo.
7319 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
7320 __builtin_ia32_vpcomneu[bwdq] builtins.
7321 (BDESC_VERIFY, BDESC_VERIFYS): Define.
7322 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
7323 enum ix86_builtins ordering.
7324 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
7325 for direct bdesc_* array member access instead of searching all the
7326 arrays until an fcode match is found.
7328 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
7330 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
7331 pattern as define_insn_and_split. Split insn before reload to
7333 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
7334 <shift_insn><mode>3_1.
7335 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
7336 <rotate_insn><mode>3_1.
7338 2016-08-16 David Malcolm <dmalcolm@redhat.com>
7341 * input.c (get_source_range_for_substring): Rename to...
7342 (get_source_location_for_substring): ...this, adding param
7343 "caret_idx", and converting output param from source_range * to
7345 (get_source_range_for_char): New function.
7346 (get_num_source_ranges_for_substring): Update comment to reflect
7348 (assert_char_at_range): Update to use get_source_range_for_char
7349 rather than get_source_range_for_substring.
7350 (test_lexer_string_locations_concatenation_2): Likewise.
7351 * substring-locations.h (get_source_range_for_substring): Rename
7353 (get_source_location_for_substring): ...this, and adding param
7354 "caret_idx", and converting output param from source_range * to
7357 2016-08-16 David Malcolm <dmalcolm@redhat.com>
7359 * input.c (class selftest::temp_source_file): Move to
7361 (selftest::temp_source_file::temp_source_file): Move to
7363 (selftest::temp_source_file::~temp_source_file): Likewise.
7364 * selftest.c (selftest::temp_source_file::temp_source_file): Move
7366 (selftest::temp_source_file::~temp_source_file): Likewise.
7367 * selftest.h (class selftest::temp_source_file): Move here from
7370 2016-08-16 Jakub Jelinek <jakub@redhat.com>
7373 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
7374 inlining, add cgraph edge for the added __builtin_unreachable call.
7377 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
7378 only cast it to SHWI for the final comparison.
7380 2016-08-16 Martin Liska <mliska@suse.cz>
7382 PR gcov-profile/36412
7383 * doc/gcov.texi: Document --hash-filenames(-x).
7384 * gcov.c (print_usage): Add the option.
7385 (process_args): Process the option, sort options alphabetically.
7386 (md5sum_to_hex): New function.
7387 (make_gcov_file_name): Do the md5sum and append it to a
7390 2016-08-16 Bin Cheng <bin.cheng@arm.com>
7392 PR tree-optimization/69848
7393 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
7394 and swtich operands to avoid additional NOT instruction.
7395 (vcond<v_cmp_mixed><mode>): Ditto.
7396 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
7398 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
7400 * doc/install.texi (*-*-solaris2*): Adjust latest change.
7402 2016-08-16 Richard Biener <rguenther@suse.de>
7404 PR tree-optimization/76783
7405 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
7406 BB visited flags at start.
7408 2016-08-16 Bin Cheng <bin.cheng@arm.com>
7410 PR tree-optimization/72817
7411 PR tree-optimization/73450
7412 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
7413 multiple_of_p for adjusted IV.base.
7415 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
7418 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
7419 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
7420 for !flag_finite_math_only or flag_signed_zeros.
7421 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
7422 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
7423 depend on flag_finite_math_only.
7424 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
7426 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
7427 (*ieee_smin<mode>3): Ditto.
7428 (*ieee_smax<mode>3): Ditto.
7429 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
7430 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
7432 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
7433 depend on flag_finite_math_only.
7434 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
7435 (*mmx_<code>v2sf3): Remove.
7436 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
7437 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
7438 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
7440 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
7442 PR rtl-optimization/73650
7443 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
7444 it is not a simple move.
7446 2016-08-15 Martin Liska <mliska@suse.cz>
7449 * gcc.c (do_spec_1): Call save_string with the right size.
7450 (save_string): Do an assert about string we copy.
7452 2016-08-15 Richard Biener <rguenther@suse.de>
7454 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
7455 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
7457 (pass_data_stv): Likewise.
7459 2016-08-15 Richard Biener <rguenther@suse.de>
7461 PR tree-optimization/73434
7462 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
7463 TBAA info on the base when forwarding a non-invariant address.
7465 2016-08-15 Jakub Jelinek <jakub@redhat.com>
7467 * dwarf2out.c (struct checksum_attributes): Add
7468 at_string_length_bit_size and at_string_length_byte_size fields.
7469 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
7470 and DW_AT_string_length_byte_size.
7471 (die_checksum_ordered): Handle at_string_length_bit_size and
7472 at_string_length_byte_size.
7473 (gen_array_type_die): For dwarf_version >= 5 emit
7474 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
7475 (adjust_string_types): For dwarf_version >= 5 remove
7476 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
7477 (resolve_addr): Likewise.
7480 * dwarf2out.c (string_types): New variable.
7481 (gen_array_type_die): Change early_dwarf handling of
7482 DW_AT_string_length, create DW_OP_call4 referencing the
7483 length var temporarily. Handle parameters that are pointers
7485 (adjust_string_types): New function.
7486 (gen_subprogram_die): Temporarily set string_types to local var,
7487 call adjust_string_types if needed.
7488 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
7490 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
7492 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
7494 * doc/install.texi (*-*-solaris2*): Fix version number and document
7495 requirement on GNU make for building libjava with the Solaris linker.
7497 2016-08-15 Martin Liska <mliska@suse.cz>
7498 Jakub Jelinek <jakub@redhat.com>
7500 PR tree-optimization/72824
7501 * tree-loop-distribution.c (const_with_all_bytes_same)
7502 <case VECTOR_CST>: Fix a typo.
7504 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
7507 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
7508 Renamed from _mm512_undefined_si512.
7509 (_mm_undefined_si512): New definition.
7511 2016-08-13 Richard Biener <rguenther@suse.de>
7513 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
7514 into PHIs and update the lattice for its def.
7516 2016-08-12 Jakub Jelinek <jakub@redhat.com>
7519 * ubsan.c (instrument_si_overflow): Pass true instead of false
7521 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
7522 of bbs. Return TODO_cleanup_cfg if any returned true.
7524 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7526 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
7527 ISA 3.0 MTVSRDD instruction.
7528 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
7531 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
7533 PR tree-optimization/71083
7534 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
7535 bitfield access when possible.
7537 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
7540 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
7541 sign-changing cast from a shorter unsigned type to a wider
7544 2016-08-12 Jakub Jelinek <jakub@redhat.com>
7546 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
7547 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
7548 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
7550 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7552 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
7553 Correct costs for vec_construct.
7555 2016-08-12 Bin Cheng <bin.cheng@arm.com>
7557 PR tree-optimization/69848
7558 * tree-vectorizer.h (enum vect_def_type): New condition reduction
7559 type CONST_COND_REDUCTION.
7560 * tree-vect-loop.c (vectorizable_reduction): Support new condition
7561 reudction type CONST_COND_REDUCTION.
7563 2016-08-12 Richard Biener <rguenther@suse.de>
7565 PR tree-optimization/57326
7566 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
7567 returning an SSA name.
7568 (phi_translate_1): When fully_constant_expression returns a NAME
7569 make sure we have a leader for it.
7571 2016-08-12 Martin Liska <mliska@suse.cz>
7572 Adam Fineman <afineman@afineman.com>
7574 * gcov.c (process_file): Create .gcov file when .gcda
7577 2016-08-12 Marek Polacek <polacek@redhat.com>
7580 * alias.c (find_base_value): Adjust fall through comment.
7581 * cfgexpand.c (expand_debug_expr): Likewise.
7582 * combine.c (find_split_point): Likewise.
7583 (expand_compound_operation): Likewise. Add FALLTHRU.
7584 (make_compound_operation): Adjust fall through comment.
7585 (canon_reg_for_combine): Add FALLTHRU.
7586 (force_to_mode): Adjust fall through comment.
7587 (simplify_shift_const_1): Likewise.
7588 (simplify_comparison): Likewise.
7589 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
7591 * config/aarch64/predicates.md: Likewise.
7592 * config/i386/i386.c (function_arg_advance_32): Likewise.
7593 (ix86_gimplify_va_arg): Likewise.
7594 (print_reg): Likewise.
7595 (ix86_print_operand): Likewise.
7596 (ix86_build_const_vector): Likewise.
7597 (ix86_expand_branch): Likewise.
7598 (ix86_sched_init_global): Adjust fall through comment.
7599 (ix86_expand_args_builtin): Add FALLTHRU.
7600 (ix86_expand_builtin): Likewise.
7601 (ix86_expand_vector_init_one_var): Likewise.
7602 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
7603 (rs6000_adjust_cost): Likewise.
7604 (insn_must_be_first_in_group): Likewise.
7605 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
7606 * dbxout.c (dbxout_symbol): Adjust fall through comment.
7607 * df-scan.c (df_uses_record): Likewise.
7608 * dojump.c (do_jump): Add FALLTHRU.
7609 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
7611 (resolve_args_picking_1): Adjust fall through comment.
7612 (loc_list_from_tree_1): Likewise.
7613 * expmed.c (make_tree): Likewise.
7614 * expr.c (expand_expr_real_2): Add FALLTHRU.
7615 (expand_expr_real_1): Likewise. Adjust fall through comment.
7616 * fold-const.c (const_binop): Adjust fall through comment.
7617 (fold_truth_not_expr): Likewise.
7618 (fold_cond_expr_with_comparison): Add FALLTHRU.
7619 (fold_binary_loc): Likewise.
7620 (contains_label_1): Adjust fall through comment.
7621 (multiple_of_p): Likewise.
7622 * gcov-tool.c (process_args): Add FALLTHRU.
7623 * genattrtab.c (check_attr_test): Likewise.
7624 (write_test_expr): Likewise.
7625 * genconfig.c (walk_insn_part): Likewise.
7626 * genpreds.c (validate_exp): Adjust fall through comment.
7627 (needs_variable): Likewise.
7628 * gensupport.c (get_alternatives_number): Add FALLTHRU.
7629 (subst_dup): Likewise.
7630 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
7631 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
7632 (gimplify_scan_omp_clauses): Add FALLTHRU.
7633 (goa_stabilize_expr): Likewise.
7634 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
7636 * hsa-gen.c (get_address_from_value): Likewise.
7637 * ipa-icf.c (sem_function::hash_stmt): Likewise.
7638 * ira.c (ira_setup_alts): Add FALLTHRU.
7639 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
7641 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
7642 * opts.c (common_handle_option): Likewise.
7643 * read-rtl.c (read_rtx_code): Likewise.
7644 * real.c (round_for_format): Likewise.
7645 * recog.c (asm_operand_ok): Likewise.
7646 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
7647 * reload1.c (set_label_offsets): Likewise.
7648 (eliminate_regs_1): Likewise.
7649 (reload_reg_reaches_end_p): Likewise.
7650 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
7651 (rtx_cost): Likewise.
7652 * sched-rgn.c (is_exception_free): Likewise.
7653 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
7654 * stor-layout.c (int_mode_for_mode): Likewise.
7655 * toplev.c (print_to_asm_out_file): Likewise.
7656 (print_to_stderr): Likewise.
7657 * tree-cfg.c (gimple_verify_flow_info): Likewise.
7658 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
7659 (chrec_fold_multiply): Likewise.
7660 (evolution_function_is_invariant_rec_p): Likewise.
7661 (for_each_scev_op): Likewise.
7662 * tree-data-ref.c (siv_subscript_p): Likewise.
7663 (get_references_in_stmt): Likewise.
7664 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
7665 (substitute_in_expr): Likewise.
7666 (type_cache_hasher::equal): Likewise.
7667 (walk_type_fields): Likewise.
7668 * var-tracking.c (adjust_mems): Add FALLTHRU.
7669 (set_dv_changed): Adjust fall through comment.
7670 * varasm.c (default_function_section): Add FALLTHRU.
7672 2016-08-12 Marek Polacek <polacek@redhat.com>
7675 * tree-complex.c (expand_complex_division): Add missing break.
7677 2016-08-12 Richard Biener <rguenther@suse.de>
7679 * passes.c (execute_todo): Do not push/pop TV_TODO.
7680 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
7681 (execute_one_pass): Likewise.
7682 * common.opt (ftime-report-details): New switch.
7683 * doc/invoke.texi (ftime-report-details): Document.
7684 * timevar.h (timer::print_row): Adjust signature.
7685 (timer::all_zero): New static helper.
7686 (timer::child_map_t): New typedef.
7687 (timer::time_var_def): Add children field.
7688 * timevar.c (timer::named_items::print): Adjust.
7689 (timer::~timer): Free timevar recorded children.
7690 (timer::pop_internal): When -ftime-report-details record
7691 time spent in sub-timevars.
7692 (timer::print_row): Adjust.
7693 (timer::print): Print sub-timevar stats, use all_zero.
7694 * timevar.def (TV_TODO): Remove.
7696 2016-08-12 Richard Biener <rguenther@suse.de>
7698 PR tree-optimization/72851
7699 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
7700 worklists to use bitmaps indexed in execution order.
7701 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
7702 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
7703 (cfg_blocks): Make a bitmap.
7704 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
7706 (cfg_blocks_empty_p): Adjust.
7707 (cfg_blocks_add): Likewise.
7708 (cfg_blocks_get): Likewise.
7709 (add_ssa_edge): Likewise.
7710 (add_control_edge): Likewise.
7711 (simulate_stmt): Likewise.
7712 (process_ssa_edge_worklist): Likewise.
7713 (simulate_block): Likewise.
7714 (ssa_prop_init): Compute PRE order and stmt UIDs.
7715 (ssa_prop_fini): Adjust.
7716 (ssa_propagate): Adjust.
7718 2016-08-12 Richard Biener <rguenther@suse.de>
7720 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
7721 the currently executable edges have fixed ranges. Always
7722 go through update_value_range.
7724 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
7728 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
7729 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
7730 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
7731 (LANG_HOOKS_DECLS): Add it.
7732 * langhooks.h (struct lang_hooks_for_decls): Add
7733 function_decl_defaulted. Const_tree-ify
7734 function_decl_explicit_p and function_decl_deleted_p.
7735 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
7736 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
7737 also at strict DWARF v5.
7740 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
7741 TYPE_QUAL_CONST in reference-typed decls.
7744 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
7745 in DW_OP_pieces, just enough to handle pointers to member
7747 (gen_remaining_tmpl_value_param_die_attribute): Use a location
7748 expression on DWARFv5 if a constant value doesn't work.
7750 2016-08-11 David Malcolm <dmalcolm@redhat.com>
7752 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
7753 * selftest.c (selftest::test_assertions): New function.
7754 (selftest::selftest_c_tests): New function.
7755 * selftest.h (selftest::selftest_c_tests): New declaration.
7757 2016-08-11 Richard Biener <rguenther@suse.de>
7758 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7760 PR rtl-optimization/72855
7761 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
7763 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7766 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
7767 (vsx_store_<mode>): Likewise.
7769 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
7771 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
7772 TImode CONST_WIDE_INT store.
7773 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
7775 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
7777 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
7778 mode if unaligned SSE load and store are optimal.
7780 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7782 PR tree-optimization/71083
7783 * tree-predcom.c (ref_at_iteration): Correctly align the
7786 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7788 * config/s390/s390-builtin-types.def: Add INT128 types.
7789 * config/s390/s390-builtins.def: Add INT128 variants for the add
7790 sub low-level builtins dealing with TImode.
7791 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
7792 via subreg when expanding a builtin.
7793 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
7794 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
7796 * config/s390/vecintrin.h: Adjust builtin names accordingly.
7797 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
7798 ("vec_addc<mode>", "vec_addc_u128"): Merge to
7799 "vacc<bhfgq>_<mode>".
7800 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
7801 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
7802 ("vec_subc<mode>", "vec_subc_u128"): Merge to
7803 "vscbi<bhfgq>_<mode>".
7804 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
7805 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
7807 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7809 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
7811 2016-08-11 Bin Cheng <bin.cheng@arm.com>
7813 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
7815 (vcond<v_cmp_mixed><mode>): Ditto.
7816 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
7818 2016-08-11 Bin Cheng <bin.cheng@arm.com>
7820 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
7821 variable explicitly, also assert on it before use.
7823 2016-08-11 Richard Biener <rguenther@suse.de>
7825 PR tree-optimization/72772
7826 * cfgloopmanip.c (create_preheader): Use split_edge if there
7827 is a single loop entry, avoiding degenerate PHIs.
7829 2016-08-11 Richard Biener <rguenther@suse.de>
7831 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
7832 unconditional TODO_cleanup_cfg.
7833 (pass_thread_jumps::execute): Initialize loops, perform a CFG
7834 cleanup only if we threaded a jump.
7836 2016-08-11 Alan Modra <amodra@gmail.com>
7839 * lra-constraints.c (simplify_operand_subreg): Allow subreg
7840 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
7841 slow. Emit two reloads for slow mem case, first loading in
7842 fast innermode, then converting to required mode.
7844 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
7846 * config/rs6000/altivec.h (vec_extract_exp): New macro.
7847 (vec_extract_sig): New macro.
7848 (vec_insert_exp): New macro.
7849 (vec_test_data_class): New macro.
7850 (scalar_extract_exp): New macro.
7851 (scalar_extract_sig): New macro.
7852 (scalar_insert_exp): New macro.
7853 (scalar_test_data_class): New macro.
7854 (scalar_test_neg): New macro.
7855 (scalar_cmp_exp_gt): New macro.
7856 (scalar_cmp_exp_lt): New macro.
7857 (scalar_cmp_exp_eq): New macro.
7858 (scalar_cmp_exp_unordered): New macro.
7859 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
7860 to enforce constraint that operand is a 7-bit unsigned literal.
7861 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
7862 for power9 built-ins.
7863 (BU_P9V_VSX_2): Likewise.
7864 (BU_P9V_64BIT_VSX_2): Likewise.
7865 (VSEEDP): Add scalar extract exponent support.
7866 (VSEESP): Add scalar extract signature support.
7867 (VSTDCNDP): Add scalar test negative support.
7868 (VSTDCNSP): Likewise.
7869 (VSIEDP): Add scalar insert exponent support.
7870 (VSCEDPGT): Add scalar compare exponent greater than support.
7871 (VSCEDPLT): Add scalar compare exponent less than support.
7872 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
7873 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
7874 (VSTDCDP): Add scalar test data class support.
7875 (VSTDCSP): Likewise.
7876 (VSEEDP): Add overload support for scalar extract exponent
7878 (VSESDP): Add overload support for scalar extract signature
7880 (VSTDCN): Add overload support for scalar test negative
7882 (VSTDCNDP): Add overload support for scalar test negative
7884 (VSTDCNSP): Add overload support for scalar test negative
7886 (VSIEDP): Add overload support for scalar insert exponent
7888 (VSTDC): Add overload support for scalar test data class
7890 (VSTDCDP): Add overload support for scalar test data class
7892 (VSTDCSP): Add overload support for scalar test data class
7894 (VSCEDPGT): Add overload support for scalar compare exponent
7895 greater than operation.
7896 (VSCEDPLT): Add overload support for scalar compare exponent
7897 less than operation.
7898 (VSCEDPEQ): Add overload support for scalar compare exponent
7899 test-for-equality operation.
7900 (VSCEDPUO): Add overload support for scalar compare exponent
7901 test-for-unordered operation.
7902 (VEEDP): Add vector extract exponent support.
7904 (VESDP): Add vector extract significand support.
7906 (VIEDP): Add vector insert exponent support.
7908 (VTDCDP): Add vector test data class support.
7910 (VES): Add overload support for vector extract significand operation.
7913 (VEE): Add overload support for vector extract exponent operation.
7916 (VTDC): Add overload support for vector test data class operation.
7919 (VIE): Add overload support for vector insert exponent operation.
7922 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7923 overloaded binary floating point functions.
7924 (altivec_resolve_overloaded_builtin): Improve error messages to
7925 distinguish between functions not supported in the current
7926 compiler configuration and functions that were invoked with an
7927 invalid parameter combination, and include the built-in function
7928 name in both error messages.
7929 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
7931 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
7933 (rs6000_expand_binop_builtin): Add check to enforce that argument
7934 2 of the test data class operations is a 7-bit unsigned literal.
7935 (rs6000_invalid_builtin): Add code to issue an error message if a
7936 built-in function that requires the power9_vector and -m32
7937 command-line options is compiled without these options.
7938 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
7939 (UNSPEC_VSX_SXSIGDP): New value.
7940 (UNSPEC_VSX_SXSIGPDP): New value.
7941 (UNSPEC_VSX_SIEXPDP): New value.
7942 (UNSPEC_VSX_SCMPEXPDP): New value.
7943 (UNSPEC_VSX_STSTDC): New value.
7944 (UNSPEC_VSX_VXEXP): New value.
7945 (UNSPEC_VSX_VXSIG): New value.
7946 (UNSPEC_VSX_VIEXP): New value.
7947 (UNSPEC_VSX_VTSTDC): New value.
7948 (xsxexpdp): New insn for scalar extract exponent.
7949 (xsxsigdp): New insn for scalar extract significand.
7950 (xsiexpdp): New insn for scalar insert exponent.
7951 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
7952 (*xscmpexpdp): New insn for scalar compare exponents.
7953 (xststdc<Fvsx): New expansion for both single- and
7954 double-precision scalar test data class operations.
7955 (xststdcneg<Fvsx>): New expansion for both single- and
7956 double-precision scalar test for negative value operations.
7957 (*xststdc<Fvsx>): New insn for scalar test data class
7959 (xvxexp<VSs>): New insn for single- and double-precision
7960 vector extract exponent operation.
7961 (xvxsig<VSs>): New insn for single- and double-precision
7962 vector extract significand operation.
7963 (xviexp<VSs>): New insn for single- and double-precision
7964 vector insert exponent operation.
7965 (xvtstdc<VSs>): New insn for single- and double-precision
7966 vector test data class operation.
7967 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7968 built-in functions to represent the Power9 binary floating-point
7969 support instructions.
7971 2016-08-10 bin cheng <bin.cheng@arm.com>
7973 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
7975 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7976 Renlin Li <renlin.li@arm.com>
7977 Bin Cheng <bin.cheng@arm.com>
7979 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
7980 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
7981 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
7982 (aarch64_vcond_internal<mode><mode>): Delete pattern.
7983 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
7984 (vcond<v_cmp_result><mode>): Ditto.
7985 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
7986 (vcondu<mode><mode>): Ditto.
7987 (vcond<v_cmp_mixed><mode>): New pattern.
7988 (vcondu<mode><v_cmp_mixed>): New pattern.
7989 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
7990 of aarch64_vcond_internal.
7992 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7993 Renlin Li <renlin.li@arm.com>
7994 Bin Cheng <bin.cheng@arm.com>
7996 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
7997 (vec_cmp<mode><v_cmp_result>): New pattern.
7998 (vec_cmpu<mode><mode>): New pattern.
7999 (vcond_mask_<mode><v_cmp_result>): New pattern.
8001 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8003 PR tree-optimization/71734
8004 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
8005 REF_LOOP, invoke ref_indep_loop_p_1.
8006 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
8007 to ref_indep_loop_p.
8008 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
8009 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
8010 is inside LOOP, do not cache dpendence value for loops with
8012 (ref_indep_loop_p_2): Delete function.
8013 (can_sm_ref_p): Pass LOOP as additional argument to
8016 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
8019 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
8020 being an offsettable address.
8022 2016-08-10 Martin Liska <mliska@suse.cz>
8024 PR gcov-profile/58306
8025 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
8026 atomic variants of profile update functions.
8028 2016-08-10 Martin Liska <mliska@suse.cz>
8030 Cherry picked (and modified) from google-4_7 branch
8031 2012-12-26 Rong Xu <xur@google.com>
8032 * common.opt (fprofile-update): Add new flag.
8033 * coretypes.h: Define enum profile_update.
8034 * doc/invoke.texi: Document -fprofile-update.
8035 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
8036 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
8037 * tree-profile.c (gimple_init_edge_profiler): Generate
8038 also atomic profiler update.
8039 (gimple_gen_edge_profiler): Likewise.
8041 2016-08-10 David Malcolm <dmalcolm@redhat.com>
8043 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
8044 stack_usage_file to NULL after fclose calls.
8046 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8049 * reload.c (push_reload): Compute subreg_in_class for
8050 subregs of constants and plus expressions. Remove special
8051 handling of SYMBOL_REFs.
8053 2016-08-10 Alan Modra <amodra@gmail.com>
8056 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
8057 SImode for TARGET_E500_DOUBLE when given SImode.
8059 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
8061 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
8062 unused variable __O.
8064 2016-08-09 Martin Liska <mliska@suse.cz>
8066 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
8067 _gcov_reset to __gcov_reset.
8068 * doc/gcov-tool.texi: Fix typo.
8070 2016-08-09 Martin Liska <mliska@suse.cz>
8072 * value-prof.c (gimple_divmod_values_to_profile): Do not
8073 instrument MOD histogram if a value is not a SSA name.
8075 2016-08-09 Martin Liska <mliska@suse.cz>
8077 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
8080 2016-08-09 Renlin Li <renlin.li@arm.com>
8083 * calls.c (prepare_call_address): Convert funexp to Pmode when
8085 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
8086 (sibcall_value): Likewise.
8088 2016-08-09 Marek Polacek <polacek@redhat.com>
8091 * cselib.c (cselib_expand_value_rtx_1): Add return.
8092 * gengtype.c (dbgprint_count_type_at): Likewise.
8093 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
8094 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
8096 2016-08-09 Martin Jambor <mjambor@suse.cz>
8099 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
8100 if instance is a MEM_REF.
8102 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
8105 * config/i386/i386.md (*movtf_internal): Use
8106 lra_in_progress || reload_completed instead of !can_create_pseudo_p
8107 in the insn constraint.
8108 (*movxf_internal): Ditto.
8109 (*movdf_internal): Ditto.
8110 (*movsf_internal): Ditto.
8112 2016-08-09 Bin Cheng <bin.cheng@arm.com>
8114 PR tree-optimization/72772
8115 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8118 2016-08-09 Bin Cheng <bin.cheng@arm.com>
8120 PR tree-optimization/72772
8121 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
8123 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
8124 parameter STOP and update calls. Move expand_simple_operations
8125 function call from here...
8126 (simplify_using_initial_conditions): ...to here. Delete parameter
8128 (tree_simplify_using_condition): Delete parameter STOP.
8129 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
8130 simplify_using_initial_conditions.
8132 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
8135 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
8136 Use create_tmp_var_raw instead of create_tmp_var.
8138 2016-08-09 Richard Biener <rguenther@suse.de>
8140 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
8141 Treat same SSA names related.
8143 2016-08-09 Jakub Jelinek <jakub@redhat.com>
8145 PR tree-optimization/72824
8146 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
8147 real_zerop is not negative.
8149 2016-08-09 Richard Biener <rguenther@suse.de>
8151 PR tree-optimization/71802
8152 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
8153 all merge opportunities with the predecessor.
8155 2016-08-09 Richard Biener <rguenther@suse.de>
8158 * ipa-prop.c (ipa_modify_formal_parameters): Build
8159 parameter types with natural alignment also for the
8162 2016-08-08 Andi Kleen <ak@linux.intel.com>
8164 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
8166 2016-08-08 David Malcolm <dmalcolm@redhat.com>
8169 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
8170 do-nothing langhook.
8171 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
8172 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
8173 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
8174 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
8176 2016-08-08 David Malcolm <dmalcolm@redhat.com>
8179 * input.c: Ensure that HAVE_ICONV is defined.
8181 2016-08-08 Jakub Jelinek <jakub@redhat.com>
8184 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
8185 private vars for lastprivate and for linear iterator.
8188 * omp-simd-clone.c: Include varasm.h.
8189 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
8190 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
8191 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
8192 update function name.
8194 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8196 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
8197 (avr_diagnose_devicespecs_error): Remove.
8198 (avr_devicespecs_file): Remove composing absolute path for specfile
8199 and its verbose info. Remove conditions to check specs-file,
8201 2016-08-08 Jakub Jelinek <jakub@redhat.com>
8203 PR rtl-optimization/72821
8204 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
8205 just return false for them.
8207 2016-08-08 Alan Modra <amodra@gmail.com>
8210 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
8211 toc refs created during reload. Update function comment.
8213 2016-08-08 Alan Modra <amodra@gmail.com>
8216 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
8217 alternatives. Put loads first, then stores, and reg/reg moves
8218 within same class later. Delete attr length.
8220 2016-08-08 Alan Modra <amodra@gmail.com>
8223 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
8224 (mem_operand_ds_form): New predicate.
8225 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
8226 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
8227 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
8228 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
8229 (extendsfdf2_fpr): Replace o constraint with wY.
8231 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
8233 * tree-ssa-threadbackward.c: Include tree-inline.h
8234 (profitable_jump_thread_path): Use estimate_num_insns to estimate
8235 size of copied block; for cold paths reduce duplication.
8236 (find_jump_threads_backwards): Remove redundant tests.
8237 (pass_thread_jumps::gate): Enable for -Os.
8239 2016-08-07 Jakub Jelinek <jakub@redhat.com>
8242 * stor-layout.c (layout_decl): Fix up formatting.
8243 (relayout_decl): Allow DECL to be FIELD_DECL.
8245 2016-08-07 Alan Modra <amodra@gmail.com>
8247 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
8249 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
8251 * data-streamer-in.c (streamer_read_wide_int): New.
8252 (streamer_read_widest_int): Renamed function.
8253 * data-streamer-out.c (streamer_write_wide_int): New
8254 (streamer_write_widest_int): Renamed function.
8255 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
8257 (input_cfg): Call renamed function.
8258 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
8260 (output_cfg): Call renamed function.
8261 * data-streamer.h: Add declarations.
8263 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8265 * tree-ssa-ccp.c (extend_mask): New param sgn.
8266 Remove ORing with wi::mask.
8267 (get_default_value): Adjust call to extend_mask to pass sign.
8268 (evaluate_stmt): Likewise.
8270 2016-08-06 Jakub Jelinek <jakub@redhat.com>
8272 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
8275 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8277 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
8278 transform if operand's type is pointer to function or method.
8280 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
8282 PR tree-optimization/18046
8283 * tree-ssa-threadedge.c: Include cfganal.h.
8284 (simplify_control_statement_condition): If simplifying a
8285 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
8286 with the dominating ASSERT_EXPR before handing it off to VRP.
8287 Mention that a CASE_LABEL_EXPR may be returned.
8288 (thread_around_empty_blocks): Adjust to handle
8289 simplify_control_statement_condition() returning a
8291 (thread_through_normal_block): Likewise.
8292 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
8293 a switch statement by trying to determine which case label
8296 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
8298 PR rtl-optimization/69847
8299 * lra-constraints.c (process_invariant_for_inheritance): Save
8300 pattern instead of src.
8301 (remove_inheritance_pseudos): Use the pattern. Add assert.
8303 2016-08-05 David Malcolm <dmalcolm@redhat.com>
8305 * input.c (string_concat::string_concat): New constructor.
8306 (string_concat_db::string_concat_db): New constructor.
8307 (string_concat_db::record_string_concatenation): New method.
8308 (string_concat_db::get_string_concatenation): New method.
8309 (string_concat_db::get_key_loc): New method.
8310 (class auto_cpp_string_vec): New class.
8311 (get_substring_ranges_for_loc): New function.
8312 (get_source_range_for_substring): New function.
8313 (get_num_source_ranges_for_substring): New function.
8314 (class selftest::lexer_test_options): New class.
8315 (struct selftest::lexer_test): New struct.
8316 (class selftest::ebcdic_execution_charset): New class.
8317 (selftest::ebcdic_execution_charset::s_singleton): New variable.
8318 (selftest::lexer_test::lexer_test): New constructor.
8319 (selftest::lexer_test::~lexer_test): New destructor.
8320 (selftest::lexer_test::get_token): New method.
8321 (selftest::assert_char_at_range): New function.
8322 (ASSERT_CHAR_AT_RANGE): New macro.
8323 (selftest::assert_num_substring_ranges): New function.
8324 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
8325 (selftest::assert_has_no_substring_ranges): New function.
8326 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
8327 (selftest::test_lexer_string_locations_simple): New function.
8328 (selftest::test_lexer_string_locations_ebcdic): New function.
8329 (selftest::test_lexer_string_locations_hex): New function.
8330 (selftest::test_lexer_string_locations_oct): New function.
8331 (selftest::test_lexer_string_locations_letter_escape_1): New function.
8332 (selftest::test_lexer_string_locations_letter_escape_2): New function.
8333 (selftest::test_lexer_string_locations_ucn4): New function.
8334 (selftest::test_lexer_string_locations_ucn8): New function.
8335 (selftest::uint32_from_big_endian): New function.
8336 (selftest::test_lexer_string_locations_wide_string): New function.
8337 (selftest::uint16_from_big_endian): New function.
8338 (selftest::test_lexer_string_locations_string16): New function.
8339 (selftest::test_lexer_string_locations_string32): New function.
8340 (selftest::test_lexer_string_locations_u8): New function.
8341 (selftest::test_lexer_string_locations_utf8_source): New function.
8342 (selftest::test_lexer_string_locations_concatenation_1): New
8344 (selftest::test_lexer_string_locations_concatenation_2): New
8346 (selftest::test_lexer_string_locations_concatenation_3): New
8348 (selftest::test_lexer_string_locations_macro): New function.
8349 (selftest::test_lexer_string_locations_stringified_macro_argument):
8351 (selftest::test_lexer_string_locations_non_string): New function.
8352 (selftest::test_lexer_string_locations_long_line): New function.
8353 (selftest::test_lexer_char_constants): New function.
8354 (selftest::input_c_tests): Call the new test functions once per
8355 case within the line_table test matrix.
8356 * input.h (struct string_concat): New struct.
8357 (struct location_hash): New struct.
8358 (class string_concat_db): New class.
8359 * substring-locations.h: New header.
8361 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
8363 PR tree-optimization/72810
8364 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
8365 the type of the case labels when truncating.
8367 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
8370 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
8371 (aarch64_fp16_ptr_type_node): Likewise.
8372 * config/aarch64/aarch64-simd-builtins.c
8373 (aarch64_fp16_ptr_type_node): Define.
8374 (aarch64_init_fp16_types): New, refactored out of...
8375 (aarch64_init_builtins): ...here, update to call
8376 aarch64_init_fp16_types.
8377 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
8379 (aapcs_vfp_sub_candidate): Likewise.
8381 2016-08-05 Martin Liska <mliska@suse.cz>
8382 Joshua Cranmer <Pidgeot18@gmail.com>
8384 * gcov.c (line_t::has_block): New function.
8385 (enum loop_type): New enum.
8386 (handle_cycle): New function.
8387 (unblock): Likewise.
8388 (circuit): Likewise.
8389 (get_cycles_count): Likewise.
8390 (accumulate_line_counts): Use new loop detection algorithm.
8392 2016-08-05 Martin Liska <mliska@suse.cz>
8394 * gcov.c (output_intermediate_file): Rename
8395 function_info::line_next to next_file_fn.
8396 (process_file): Likewise.
8397 (read_graph_file): Likewise.
8398 (accumulate_line_counts): Likewise.
8399 (output_lines): Likewise.
8401 2016-08-05 Richard Biener <rguenther@suse.de>
8403 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
8404 restriction on threading to a loop header.
8406 2016-08-05 Richard Biener <rguenther@suse.de>
8408 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
8409 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
8410 adjust loop info accordingly.
8412 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
8414 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
8415 before folding call to __builtin_constant_p with parameters to false.
8417 2016-08-05 Alan Modra <amodra@gmail.com>
8419 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
8420 code accidentally committed 2016-05-02 providing class when given
8423 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
8425 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
8426 the case label ranges that partially overlap with OP's value
8429 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
8432 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
8433 Cast builtin function result to __mmask16 instead of __mmask8.
8434 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
8435 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
8436 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
8438 2016-08-04 David Malcolm <dmalcolm@redhat.com>
8440 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
8441 (ASSERT_TRUE_AT): New macro.
8442 (ASSERT_FALSE): Reimplement in terms of...
8443 (ASSERT_FALSE_AT): New macro.
8444 (ASSERT_STREQ_AT): Fix typo in comment.
8446 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
8448 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
8449 labels are exhaustive, designate the label with the widest
8450 range to be the default label.
8452 2016-08-04 Andrew Pinski <apinski@cavium.com>
8454 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
8455 (thunderx_tunings): Use thunderx_vector_cost instead of
8456 generic_vector_cost.
8458 2016-08-04 Martin Liska <mliska@suse.cz>
8460 * gcov.c (main): Fix GNU coding style.
8461 (output_intermediate_file): Likewise.
8462 (process_file): Likewise.
8463 (generate_results): Likewise.
8464 (release_structures): Likewise.
8465 (create_file_names): Likewise.
8466 (find_source): Likewise.
8467 (read_graph_file): Likewise.
8468 (find_exception_blocks): Likewise.
8469 (canonicalize_name): Likewise.
8470 (make_gcov_file_name): Likewise.
8471 (mangle_name): Likewise.
8472 (accumulate_line_counts): Likewise.
8473 (output_branch_count): Likewise.
8474 (read_line): Likewise.
8476 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
8478 PR rtl-optimization/71779
8479 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
8480 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
8481 or if it was truncated.
8483 PR rtl-optimization/70903
8484 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
8486 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
8488 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
8489 accessing SSA_NAME_PTR_INFO.
8491 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
8494 * common/config/avr/avr-common.c (avr_option_optimization_table)
8495 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
8497 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
8500 * config/avr/avr.md: New pattern to work around do_store_flag
8501 generating shift instructions for bit extractions.
8503 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
8505 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
8507 (add_equivalence): Likewise.
8508 (get_value_range): Allocate value range with vrp_value_range_pool.
8509 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
8510 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
8512 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
8514 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
8515 the default for the rs6000 port.
8517 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8520 * calls.c (special_function_p): Remove special handling of
8521 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
8522 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
8523 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
8525 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
8528 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
8529 Don't stop on regular insns.
8531 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
8533 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
8534 size to DImode boundary.
8535 (nvptx_propagate): Likewise.
8537 2016-08-03 Alan Modra <amodra@gmail.com>
8539 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
8540 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
8541 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
8542 from -mefficient-unaligned-vector. Note that this affects fp too.
8544 2016-08-03 Alan Modra <amodra@gmail.com>
8546 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
8549 2016-08-03 Alan Modra <amodra@gmail.com>
8551 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
8552 to a reg. Localize vars.
8554 2016-08-03 Alan Modra <amodra@gmail.com>
8556 * config/rs6000/rs6000.opt: Remove negatives from help strings
8559 2016-08-03 Alan Modra <amodra@gmail.com>
8561 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
8562 Delete duplicated code.
8564 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
8567 * lra-spills.c (regno_in_use_p): New.
8568 (lra_final_code_change): Use it.
8570 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
8572 PR rtl-optimization/69847
8573 * lra-int.h (struct lra-reg): Use restore_rtx instead of
8575 (lra_rtx_hash): New.
8576 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
8578 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
8579 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
8580 * lra-spills.c (lra_final_code_change): Don't delete insn when the
8581 next insn is USE with the same reg as the current insn source.
8582 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
8584 (lra_constraints_init): Call initiate_invariants.
8585 (lra_constraints_finish): Call finish_invariants.
8586 (struct invariant, invariant_t, invariant_ptr_t): New.
8587 (const_invariant_ptr_t, invariants, invariants_pool): New.
8588 (invariant_table, invariant_hash, invariant_eq_p): New.
8589 (insert_invariant, initiate_invariants, finish_invariants): New.
8590 (clear_invariants, invalid_invariant_regs): New.
8591 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
8592 instead of restore_regno.
8593 (invariant_p, process_invariant_for_inheritance): New.
8594 (inherit_in_ebb): Implement invariant inheritance.
8595 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
8596 (remove_inheritance_pseudos): Implement undoing invariant
8598 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
8599 instead of restore_regno.
8600 * lra-assigns.c (regno_live_length): New.
8601 (reload_pseudo_compare_func): Use regno_live_length.
8602 (assign_by_spills): Use restore_rtx instead of restore_regno.
8603 (lra_assign): Ditto. Initiate regno_live_length.
8605 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
8607 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
8608 __builtin_aarch64_fmindf.
8610 2016-08-02 Bin Cheng <bin.cheng@arm.com>
8612 PR tree-optimization/34114
8613 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
8614 information for more control IVs.
8616 2016-08-02 Bin Cheng <bin.cheng@arm.com>
8618 PR tree-optimization/34114
8619 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
8620 PLUS_EXPR case. Handle SSA_NAME case.
8622 2016-08-02 Tamar Christina <tamar.christina@arm.com>
8624 * config/aarch64/aarch64-simd-builtins.def
8625 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
8626 (__builtin_aarch64_fmaxdf): Likewise.
8627 (__builtin_aarch64_smin_nandf): Likewise.
8628 (__builtin_aarch64_smax_nandf): Likewise.
8629 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
8630 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
8631 (<fmaxmin><mode>3): ...this.
8632 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
8633 (vminnm_f64): Likewise.
8634 (vmin_f64): Likewise.
8635 (vmax_f64): Likewise.
8636 * config/aarch64/iterators.md (FMAXMIN): Merge with...
8637 (FMAXMIN_UNS): ...this.
8638 (fmaxmin): Merged with
8639 (fmaxmin_op): ...this...
8640 (maxmin_uns_op): ...in to this.
8642 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8644 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8645 Add support for vec_extract on vector float, vector int, vector
8646 short, and vector char vector types.
8647 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8648 vector float, vector int, vector short, and vector char
8649 optimizations on 64-bit ISA 2.07 systems for both constant and
8650 variable element numbers.
8651 (rs6000_split_vec_extract_var): Likewise.
8652 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
8653 Altivec registers on ISA 2.07 and above.
8654 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
8655 which never was matched due to the split occuring before register
8656 allocation (and the code would not have worked on little endian
8657 systems if it did match). Allow extracts to go to the Altivec
8658 registers if ISA 2.07 (power8). Change from using "" around the
8659 C++ code to using {}'s.
8660 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
8661 vec_extracts when the vector is in memory.
8662 (vsx_extract_v4sf_var): New insn to optimize vector float
8663 vec_extracts when the element number is variable on 64-bit ISA
8665 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
8666 for 64-bit ISA 2.07 as well as ISA 3.0.
8667 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
8668 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
8669 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
8670 optimize vector int, vector short, and vector char vec_extracts
8671 when the vector is in memory.
8672 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
8673 optimize vector int, vector short, and vector char vec_extracts
8674 when the element number is variable.
8676 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8679 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
8680 does not overlap with other symbol flags.
8682 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
8684 * config/aarch64/aarch64.h (aarch64_frame):
8685 Remove padding0 and hardfp_offset. Add locals_offset,
8686 initial_adjust, callee_adjust, callee_offset and final_adjust.
8687 * config/aarch64/aarch64.c (aarch64_layout_frame):
8688 Remove unused padding0 and hardfp_offset initializations.
8689 Choose frame layout and set frame variables accordingly.
8690 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
8691 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
8692 (aarch64_pop_regs): Likewise.
8693 (aarch64_expand_prologue): Remove all decision code, just emit
8694 prolog according to frame variables.
8695 (aarch64_expand_epilogue): Remove all decision code, just emit
8696 epilog according to frame variables.
8697 (aarch64_initial_elimination_offset): Use offset to local/arg area.
8699 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
8702 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
8703 fix_debug_reg_uses after changing source register mode to
8704 V1TImode if source register is undefined.
8706 2015-08-01 Alan Hayward <alan.hayward@arm.com>
8708 PR tree-optimization/71818
8709 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
8710 with non invariant evolutions
8712 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8715 * config/avr/avr.md (length) [branch]: Correct insn length
8716 attribute for forward branches.
8718 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8720 * doc/extend.texi (AVR Built-in Functions): Document
8722 * config/avr/builtins.def (NOPS): New.
8723 * config/avr/avr.c (avr_expand_nops): New static function.
8724 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
8726 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8728 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
8729 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
8732 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
8734 * config/aarch64/aarch64.c (vulcan_tunings): Update
8735 vulcan L1 cache_line_size.
8737 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8739 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
8740 function that takes a vector memory address, a hard register, an
8741 element number and a temporary base register, and recreates an
8742 address that points to the appropriate element within the vector.
8743 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
8744 (rs6000_split_vec_extract_var): Add support for the target of a
8745 vec_extract with variable element number being a scalar memory
8747 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
8749 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
8750 vsx_extract_<mode>_load insn with a new insn that optimizes
8751 storing either element to a memory location, using scratch
8752 registers to pick apart the vector and reconstruct the address.
8753 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
8754 (vsx_extract_<mode>_store): Rework alternatives to more correctly
8755 support Altivec registers. Add support for ISA 3.0 Altivec d-form
8757 (vsx_extract_<mode>_var): Add support for extracting a variable
8758 element number from memory.
8760 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
8762 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
8763 when testing for compares against constants of the form 0xabab.
8765 2016-07-29 Bin Cheng <bin.cheng@arm.com>
8767 PR tree-optimization/57558
8768 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
8770 (vect_loop_versioning): Support versioning with niter assumptions.
8771 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
8772 (vect_get_loop_niters): New parameter. Reimplement to support
8773 assumptions in loop niter info.
8774 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
8775 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
8776 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
8777 Support loop versioning for niters.
8778 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
8779 (vect_free_loop_info_assumptions): New function.
8780 (vectorize_loops): Free loop niter info for loops with flag
8781 LOOP_F_ASSUMPTIONS set if vectorization failed.
8782 * tree-vectorizer.h (struct _loop_vec_info): New field
8783 num_iters_assumptions.
8784 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
8785 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
8786 (LOOP_REQUIRES_VERSIONING): New macro.
8787 (vect_free_loop_info_assumptions): New decl.
8789 2016-07-29 Bin Cheng <bin.cheng@arm.com>
8791 * cfgloop.h (struct loop): New field constraints.
8792 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
8793 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
8795 * cfgloop.c (alloc_loop): Initialize new field.
8796 * cfgloopmanip.c (copy_loop_info): Copy constraints.
8797 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
8798 Adjust niter analysis wrto loop constraints.
8799 * doc/loop.texi (@node Number of iterations): Add description for loop
8802 2016-07-29 Marek Polacek <polacek@redhat.com>
8805 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
8806 (ix86_expand_round_builtin): Likewise.
8808 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
8809 Georg-Johann Lay <avr@gjlay.de>
8811 PR rtl-optimization/71976
8812 * combine.c (get_last_value): Return 0 if the argument for which
8813 the function is called has a wider mode than the recorded value.
8815 2016-07-29 Marek Polacek <polacek@redhat.com>
8818 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
8819 (altivec_expand_st_builtin): Likewise.
8821 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
8823 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
8824 introduced in r238381.
8826 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
8829 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
8830 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
8832 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
8834 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
8836 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8837 Add support for vec_extract of vector double or vector long having
8838 a variable element number on 64-bit ISA 2.07 systems or newer.
8839 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
8841 (rs6000_split_vec_extract_var): New function to split a
8842 vec_extract built-in function with variable element number.
8843 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
8845 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
8846 (UNSPEC_VSX_EXTRACT): Likewise.
8847 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
8848 direct move instructions to be generated on 64-bit ISA 2.07
8849 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
8851 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
8852 arguments for vec_extract variable element.
8853 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
8854 vec_extract with variable element on V2DFmode and V2DImode
8856 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
8857 -mupper-regs-df requirement, since it isn't needed.
8858 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
8859 do direct moves on 64-bit systems, which allows optimization of
8860 vec_extract on 64-bit ISA 2.07 systems and newer.
8862 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
8863 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
8865 * config/aarch64/aarch64.md
8866 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
8868 (<optab>qihi2_aarch64): Likewise, and split into two.
8869 (extendqihi2_aarch64): New.
8870 (zero_extendqihi2_aarch64): New.
8871 * config/aarch64/iterators.md (ldrxt): Remove.
8872 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
8875 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
8877 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
8879 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
8881 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
8882 (aarch64_push_reg): New function to push 1 or 2 registers.
8883 (aarch64_pop_reg): New function to pop 1 or 2 registers.
8884 (aarch64_expand_prologue): Use aarch64_push_regs.
8885 (aarch64_expand_epilogue): Use aarch64_pop_regs.
8887 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
8889 PR tree-optimization/71734
8890 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
8891 attribute instead of REF_LOOP and use it.
8892 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
8893 set it for Loops having non-zero safelen attribute.
8894 (ref_indep_loop_p): Pass zero as initial value for safelen.
8896 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
8900 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
8901 call using chkp_gimple_call_builtin_p.
8902 (chkp_copy_bounds_for_assign): Likewise.
8904 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8906 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
8907 * config/arm/arm-protos.h (struct tune_params): Likewise.
8908 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
8909 (cortex_a9_sched_adjust_cost): Likewise.
8910 (fa726te_sched_adjust_cost): Likewise.
8911 (arm_adjust_cost): Likewise.
8912 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
8913 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
8914 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
8915 * config/i386/i386.c (ix86_adjust_cost): Likewise.
8916 * config/ia64/ia64.c: Likewise.
8917 * config/m68k/m68k.c: Likewise.
8918 * config/mep/mep.c (mep_adjust_cost): Likewise.
8919 * config/microblaze/microblaze.c (microblaze_adjust_cost):
8921 * config/mips/mips.c (mips_adjust_cost): Likewise.
8922 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
8924 * config/pa/pa.c (pa_adjust_cost): Likewise.
8925 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
8926 (rs6000_debug_adjust_cost): Likewise.
8927 * config/sh/sh.c (sh_adjust_cost): Likewise.
8928 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
8929 (hypersparc_adjust_cost): Likewise.
8930 (sparc_adjust_cost): Likewise.
8931 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
8932 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
8933 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
8935 * config/visium/visium.c (visium_adjust_cost): Likewise.
8936 * doc/tm.texi: Regenerate.
8937 * haifa-sched.c (dep_cost_1): Adjust.
8938 * target.def: Merge adjust_cost and adjust_cost_2.
8940 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8942 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
8944 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8946 * store-motion.c (struct st_expr): Make pattern_regs a vector.
8947 (extract_mentioned_regs): Append to a vector instead of
8948 returning a rtx_expr_list.
8949 (st_expr_entry): Adjust.
8950 (free_st_expr_entry): Likewise.
8951 (store_ops_ok): Likewise.
8952 (store_killed_in_insn): Likewise.
8953 (find_moveable_store): Likewise.
8955 2016-07-28 Martin Liska <mliska@suse.cz>
8957 PR gcov-profile/68025
8958 * tree-profile.c (tree_profiling): Respect
8959 no_profile_instrument_function attribute.
8960 * doc/extend.texi: Document no_profile_instrument_function
8963 2016-07-28 Martin Liska <mliska@suse.cz>
8965 PR rtl-optimization/70944
8966 * combine.c (make_compound_operation):
8967 Do not allow make_compound_operation for vector mode
8969 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
8972 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
8973 before calling get_ops.
8975 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8977 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
8978 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
8979 (BITS_PER_UNIT_LOG): Remove.
8980 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
8981 * expr.c (expand_assignment): Likewise.
8982 * stor-layout.c (initialize_sizetypes): Likewise.
8984 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
8986 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
8987 signature of rs6000_expand_vector_extract so that the element
8988 number is a RTX instead of a constant integer.
8989 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
8991 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
8992 (altivec_expand_vec_ext_builtin): Likewise.
8993 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
8994 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
8995 MFVSRLD instruction.
8997 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8999 * input.c (get_pure_location): Move here from tree.c.
9000 (make_location): Likewise. Add header comment.
9001 (selftest::test_accessing_ordinary_linemaps): Verify
9002 pure_location_p, make_location, get_location_from_adhoc_loc and
9004 * input.h (get_pure_location): Move declaration here from tree.h.
9005 (get_finish): Likewise for inline function.
9006 (make_location): Likewise for declaration.
9007 * tree.c (get_pure_location): Move to input.c.
9008 (make_location): Likewise.
9009 * tree.h (get_pure_location): Move declaration to tree.h.
9010 (get_finish): Likewise for inline function.
9011 (make_location): Likewise for declaration.
9013 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9016 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
9018 2016-07-27 David Malcolm <dmalcolm@redhat.com>
9020 * system.h (STATIC_ASSERT): Use static_assert if building
9023 2016-07-27 Richard Biener <rguenther@suse.de>
9025 PR tree-optimization/72517
9026 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
9027 Revert change to not compute read-read dependences.
9029 2016-07-27 Richard Biener <rguenther@suse.de>
9031 * predict.c (set_even_probabilities): Make nedges unsigned.
9033 2016-07-27 Martin Liska <mliska@suse.cz>
9035 * predict.c (set_even_probabilities): Handle unlikely edges.
9036 (combine_predictions_for_bb): Likewise.
9038 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
9041 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
9042 __float128 support when we don't have hardware support, so that
9043 the IEEE built-in functions like isgreater, first call __unordkf3
9044 to make sure neither operand is a NaN, and if both operands are
9045 ordered, do the normal comparison.
9047 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
9049 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
9051 (extract_code_and_val_from_cond_with_ops): Verify that name is
9052 either cond_op0 or cond_op1.
9054 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
9056 PR tree-optimization/18046
9057 * genmodes.c (emit_mode_size_inline): Emit an assert that
9058 verifies that mode is a valid array index.
9059 (emit_mode_nuinits_inline): Likewise.
9060 (emit_mode_inner_inline): Likewise.
9061 (emit_mode_unit_size_inline): Likewise.
9062 (emit_mode_unit_precision_inline): Likewise.
9063 * tree-vrp.c: Include params.h.
9064 (find_switch_asserts): Register edge assertions for the default
9065 label which correspond to the anti-ranges of each case label.
9066 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
9067 * doc/invoke.texi: Document it.
9069 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9071 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
9072 and unnecessary call to gimple_bb.
9074 2016-07-26 Richard Biener <rguenther@suse.de>
9076 PR rtl-optimization/71984
9077 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
9080 2016-07-26 Richard Biener <rguenther@suse.de>
9083 * expmed.c (extract_bit_field_1): Constrain the vector mode
9084 with element size matching the extraction mode size when
9085 choosing a better vector mode to do the extraction from.
9087 2016-07-26 Richard Biener <rguenther@suse.de>
9088 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9091 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
9094 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9096 * tree-ssa-structalias.c (struct scc_info): Change types of
9097 members to auto_sbitmap and auto_vec.
9098 (scc_info::scc_info): New constructor.
9099 (scc_info::~scc_info): New destructor.
9100 (init_scc_info): Remove.
9101 (free_scc_info): Remove.
9102 (find_indirect_cycles): Adjust.
9103 (perform_var_substitution): Likewise.
9104 (free_var_substitution_info): Likewise.
9106 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9108 * tree-outof-ssa.c (struct elim_graph): Change type of members
9109 to auto_vec and auto_sbitmap.
9110 (elim_graph::elim_graph): New constructor.
9111 (delete_elim_graph): Remove.
9112 (expand_phi_nodes): Adjust.
9114 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9116 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
9117 (new_elim_graph): Adjust.
9118 (clear_elim_graph): Likewise.
9119 (delete_elim_graph): Likewise.
9120 (elim_graph_size): Likewise.
9121 (elim_graph_add_node): Likewise.
9122 (elim_graph_add_edge): Likewise.
9123 (elim_graph_remove_succ_edge): Likewise.
9124 (eliminate_name): Likewise.
9125 (eliminate_build): Likewise.
9126 (elim_forward): Likewise.
9127 (elim_unvisited_predecessor): Likewise.
9128 (elim_backward): Likewise.
9129 (elim_create): Likewise.
9130 (eliminate_phi): Likewise.
9131 (expand_phi_nodes): Likewise.
9133 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9135 * bt-load.c (compute_out): Use auto_sbitmap class.
9136 (link_btr_uses): Likewise.
9137 * cfganal.c (mark_dfs_back_edges): Likewise.
9138 (post_order_compute): Likewise.
9139 (inverted_post_order_compute): Likewise.
9140 (pre_and_rev_post_order_compute_fn): Likewise.
9141 (single_pred_before_succ_order): Likewise.
9142 * cfgexpand.c (pass_expand::execute): Likewise.
9143 * cfgloop.c (verify_loop_structure): Likewise.
9144 * cfgloopmanip.c (fix_bb_placements): Likewise.
9145 (remove_path): Likewise.
9146 (update_dominators_in_loop): Likewise.
9147 * cfgrtl.c (break_superblocks): Likewise.
9148 * ddg.c (check_sccs): Likewise.
9149 (create_ddg_all_sccs): Likewise.
9150 * df-core.c (df_worklist_dataflow): Likewise.
9151 * dse.c (dse_step3): Likewise.
9152 * except.c (eh_region_outermost): Likewise.
9153 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9154 * gcse.c (prune_expressions): Likewise.
9155 (prune_insertions_deletions): Likewise.
9156 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
9157 * graph.c (draw_cfg_nodes_no_loops): Likewise.
9158 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
9159 * lcm.c (compute_earliest): Likewise.
9160 (compute_farthest): Likewise.
9161 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
9162 (unroll_loop_runtime_iterations): Likewise.
9163 (unroll_loop_stupid): Likewise.
9164 * lower-subreg.c (decompose_multiword_subregs): Likewise.
9165 * lra-lives.c: Likewise.
9166 * lra.c (lra): Likewise.
9167 * modulo-sched.c (schedule_reg_moves): Likewise.
9168 (optimize_sc): Likewise.
9169 (get_sched_window): Likewise.
9170 (sms_schedule_by_order): Likewise.
9171 (check_nodes_order): Likewise.
9172 (order_nodes_of_sccs): Likewise.
9173 (order_nodes_in_scc): Likewise.
9174 * recog.c (split_all_insns): Likewise.
9175 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
9176 * reload1.c (reload): Likewise.
9177 * sched-rgn.c (haifa_find_rgns): Likewise.
9178 (split_edges): Likewise.
9179 (compute_trg_info): Likewise.
9180 * sel-sched.c (init_seqno): Likewise.
9181 * store-motion.c (remove_reachable_equiv_notes): Likewise.
9182 * tree-into-ssa.c (update_ssa): Likewise.
9183 * tree-ssa-live.c (live_worklist): Likewise.
9184 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
9185 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9187 (try_peel_loop): Likewise.
9188 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9190 * tree-ssa-pre.c (compute_antic): Likewise.
9191 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
9192 * tree-stdarg.c (reachable_at_most_once): Likewise.
9193 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
9194 * var-tracking.c (vt_find_locations): Likewise.
9196 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9198 * sbitmap.h (auto_sbitmap): New class.
9200 2016-07-26 Alan Modra <amodra@gmail.com>
9203 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
9206 2016-07-25 David Malcolm <dmalcolm@redhat.com>
9208 * input.c (selftest::temp_source_file::temp_source_file): Fix
9209 missing "%s" in fprintf.
9211 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
9214 * cselib.c (cselib_process_insn): Invalidate argument slots for
9217 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9219 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
9220 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
9221 vmulxh_lane_f16, vmulxh_laneq_f16): New.
9223 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9225 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9226 * config/aarch64/aarch64.md (fma, fnma): Support HF.
9227 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
9229 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9231 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9232 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
9234 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
9235 (add<mode>3): Likewise.
9236 (sub<mode>3): Likewise.
9237 (mul<mode>3): Likewise.
9238 (div<mode>3): Likewise.
9239 (*div<mode>3): Likewise.
9240 (<fmaxmin><mode>3): Extend to HF.
9241 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
9242 (fabd<mode>3): Likewise.
9243 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
9244 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
9245 (aarch64_fmulx<mode>): Likewise.
9246 (aarch64_fac<optab><mode>): Likewise.
9247 (aarch64_frecps<mode>): Likewise.
9248 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
9249 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
9250 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
9251 (VSDQ_HSDI): Support HI.
9252 (fcvt_target, FCVT_TARGET): Likewise.
9253 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
9254 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
9255 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
9256 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
9257 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
9258 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
9259 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
9262 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9264 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
9265 * config/aarch64/aarch64-builtins.c (hi_UP): New.
9266 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9267 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
9269 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
9270 (aarch64_cm<optab><mode>): Likewise.
9271 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
9272 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
9273 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
9274 (sqrt<mode>2): Likewise.
9275 (*sqrt<mode>2): Likewise.
9276 (abs<mode>2): Likewise.
9277 (<optab><mode>hf2): New pattern for HF mode.
9278 (<optab>hihf2): Likewise.
9279 * config/aarch64/arm_neon.h: Include arm_fp16.h.
9280 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
9281 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
9283 * config/aarch64/arm_fp16.h: New file.
9284 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
9285 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
9286 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
9287 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
9288 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
9289 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
9290 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
9291 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
9292 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
9293 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
9294 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
9295 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
9298 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9300 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
9301 reduc_smin_scal_): Use VDQIF_F16.
9302 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
9303 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
9305 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
9306 * config/aarch64/iterators.md (VDQIF_F16): New.
9307 (vp): Support HF modes.
9308 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
9309 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
9311 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9313 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
9314 "*aarch64_mulx_elt_from_dup<mode>".
9315 (*aarch64_mul3_elt<mode>): Update schedule type.
9316 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
9317 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
9318 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
9319 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
9320 (f, fp): Support HF modes.
9321 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
9322 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
9323 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
9324 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
9325 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
9326 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
9328 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9330 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9331 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
9333 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
9336 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9338 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9339 * config/aarch64/aarch64-simd.md
9340 (aarch64_rsqrts<mode>): Extend to HF modes.
9341 (fabd<mode>3): Likewise.
9342 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
9343 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
9344 (aarch64_<maxmin_uns>p<mode>): Likewise.
9345 (<su><maxmin><mode>3): Likewise.
9346 (<maxmin_uns><mode>3): Likewise.
9347 (<fmaxmin><mode>3): Likewise.
9348 (aarch64_faddp<mode>): Likewise.
9349 (aarch64_fmulx<mode>): Likewise.
9350 (aarch64_frecps<mode>): Likewise.
9351 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
9352 (add<mode>3): Extend to HF modes.
9353 (sub<mode>3): Likewise.
9354 (mul<mode>3): Likewise.
9355 (div<mode>3): Likewise.
9356 (*div<mode>3): Likewise.
9357 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
9359 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
9360 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
9361 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
9362 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
9363 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
9364 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
9365 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
9366 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
9367 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
9368 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
9369 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
9370 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
9371 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
9372 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
9374 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9376 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
9377 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9378 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
9379 (neg<mode>2): Likewise.
9380 (abs<mode>2): Likewise.
9381 (<frint_pattern><mode>2): Likewise.
9382 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
9383 (<optab><VDQF:mode><fcvt_target>2): Likewise.
9384 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
9385 (ftrunc<VDQF:mode>2): Likewise.
9386 (<optab><fcvt_target><VDQF:mode>2): Likewise.
9387 (sqrt<mode>2): Likewise.
9388 (*sqrt<mode>2): Likewise.
9389 (aarch64_frecpe<mode>): Likewise.
9390 (aarch64_cm<optab><mode>): Likewise.
9391 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
9393 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
9394 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
9396 * config/aarch64/arm_neon.h (vdup_n_f16): New.
9397 (vdupq_n_f16): Likewise.
9398 (vld1_dup_f16): Use vdup_n_f16.
9399 (vld1q_dup_f16): Use vdupq_n_f16.
9400 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
9401 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
9402 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
9403 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
9404 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
9405 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
9406 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
9407 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
9408 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
9409 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
9410 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
9411 vsqrt_f16, vsqrtq_f16): New.
9413 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9415 * config/aarch64/aarch64-simd.md
9416 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
9417 (aarch64_ext<mode>): Likewise.
9418 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
9419 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
9420 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
9422 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
9424 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
9425 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
9426 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
9427 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
9428 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
9429 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
9430 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
9432 (vmov_n_f16): Reimplement using vdup_n_f16.
9433 (vmovq_n_f16): Reimplement using vdupq_n_f16..
9435 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9437 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
9438 "frame_related_p". Generate CFA annotation when it's necessary.
9439 (aarch64_expand_prologue): Use aarch64_add_constant.
9440 (aarch64_expand_epilogue): Likewise.
9441 (aarch64_output_mi_thunk): Pass "false" when calling
9442 aarch64_add_constant.
9444 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9446 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
9449 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9451 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
9452 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
9453 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
9454 (aarch64_build_constant): Delete.
9456 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
9459 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
9461 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
9462 flag_toplevel_reorder.
9464 2016-07-25 Richard Biener <rguenther@suse.de>
9466 * cgraph.c (cgraph_node::verify_node): Compare against builtin
9467 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
9468 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
9469 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
9470 (streamer_get_builtin_tree): Likewise.
9471 (streamer_write_builtin): Likewise.
9472 * lto-streamer.h (LTO_builtin_decl): Remove.
9473 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
9474 (lto_input_scc): Remove LTO_builtin_decl handling.
9475 (lto_input_tree_1): Liekwise.
9476 * lto-streamer-out.c (lto_output_tree_1): Remove special
9477 handling of builtins.
9478 (DFS::DFS): Likewise.
9479 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
9480 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
9482 (streamer_write_builtin): Remove.
9484 2016-07-25 Martin Liska <mliska@suse.cz>
9486 * lto-cgraph.c (input_symtab): Don't call get_working_sets
9487 if flag_auto_profile is set to true.
9489 2016-07-25 Martin Liska <mliska@suse.cz>
9491 PR gcov-profile/71868
9492 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
9493 have a function with multiple latches, count them all.
9495 2016-07-25 Martin Liska <mliska@suse.cz>
9497 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
9499 2016-07-25 Martin Liska <mliska@suse.cz>
9501 PR tree-optimization/71987
9502 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
9503 just for SSA_NAMEs. Fix GNU coding style.
9505 2016-07-25 Martin Liska <mliska@suse.cz>
9507 PR gcov-profile/64874
9508 * gcov-io.h: Update command about file format.
9509 * gcov-iov.c (main): Adapt the numbering scheme.
9511 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
9514 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
9515 whose result is used in PHI.
9516 (final_range_test_p): Likewise.
9517 (maybe_optimize_range_tests): Likewise.
9519 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9521 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9522 Reformat two multi-line strings.
9524 2016-07-22 Martin Sebor <msebor@redhat.com>
9526 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
9528 2016-07-22 Martin Sebor <msebor@redhat.com>
9531 * doc/extend.texi (Compound Literals): Correct and clarify.
9532 (Cast to Union): Same.
9534 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
9536 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9537 comments to explain why certain error messages make mention of
9538 undocumented options.
9539 (rs6000_invalid_builtin): Change error messages to replace mention
9540 of undocumented options with mention of the -mcpu=power9 option
9541 that enables those undocumented options.
9542 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
9543 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
9544 definition of this macro to correct an existing error.
9545 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
9546 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
9547 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
9548 descriptions of built-in functions so that they depend on
9549 -mcpu=power9 instead of on the corresponding undocumented flags.
9550 * doc/invoke.texi (Option Summary): Remove all mention of newly
9552 (IBM RS/6000 and PowerPC Options): Likewise.
9553 * doc/md.texi (Constraints for Particuliar Machines): Remove all
9554 mention of newly undocumented flags.
9556 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
9558 * ipa-cp.c (determine_versionability): Do not create constprop clones,
9559 when target_clones attribute is set.
9561 2016-07-22 Bin Cheng <bin.cheng@arm.com>
9563 * common.opt (funsafe-loop-optimizations): Mark ignore.
9564 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
9565 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
9567 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
9568 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
9570 2016-07-22 Bin Cheng <bin.cheng@arm.com>
9572 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
9574 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9576 (number_of_iterations_exit): Warn missed loop optimization for
9577 possible infinite loops.
9579 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
9582 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
9583 when to emit a ".machine" pseudo-op.
9585 2016-07-22 Martin Liska <mliska@suse.cz>
9587 PR gcov-profile/69028
9588 PR gcov-profile/62047
9589 * coverage.c (coverage_compute_lineno_checksum): Do not
9590 calculate checksum for fns w/o xloc.file.
9591 (coverage_compute_profile_id): Likewise.
9593 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
9595 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
9596 (avr_secondary_reload): ...and implementation.
9597 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
9598 * config/avr/avr.md (reload_in<mode>): Remove insns.
9599 (adjust_len) [lpm]: Remove insn attribute value.
9600 * config/avr/predicates.md (flash_operand): Remove insn predicate.
9602 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9605 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
9607 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
9608 * calls.c (special_function_p): Remove the special handling of the
9609 "__builtin_" prefix.
9611 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9614 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
9615 if STMT may be an alloca call.
9616 (gimple_alloca_call_p, alloca_call_p): Return only true for the
9617 builtin alloca call.
9618 * calls.h (gimple_maybe_alloca_call_p): New function.
9619 * tree-inline.c (inline_forbidden_p_stmt): Use
9620 gimple_maybe_alloca_call_p here.
9622 2016-07-21 David Malcolm <dmalcolm@redhat.com>
9624 * spellcheck-tree.c (best_macro_match::best_macro_match):
9625 Explictly specify the template arguments when invoking the base
9626 class constructor, to help older C++ compilers.
9628 2016-07-21 Jakub Jelinek <jakub@redhat.com>
9631 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
9632 before builtin_decl_implicit.
9634 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9636 * optabs.c (emit_condiitonal_move): Short circuit for identical
9639 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9641 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
9642 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
9643 (noce_conversion_profitable_p): New.
9644 (noce_try_store_flag_constants): Use it.
9645 (noce_try_addcc): Likewise.
9646 (noce_try_store_flag_mask): Likewise.
9647 (noce_try_cmove): Likewise.
9648 (noce_try_cmove_arith): Likewise.
9649 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
9651 (noce_convert_multiple_sets): Move cost model to here, from...
9652 (bb_ok_for_noce_convert_multiple_sets) ...here.
9653 (noce_process_if_block): Update calls for above changes.
9654 (noce_find_if_block): Record new noce_if_info parameters.
9656 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9658 * target.def (max_noce_ifcvt_seq_cost): New.
9659 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
9660 * doc/tm.texi: Regenerate.
9661 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
9662 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
9663 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
9664 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
9665 * doc/invoke.texi: Document new params.
9667 2016-07-21 Richard Biener <rguenther@suse.de>
9669 PR tree-optimization/71947
9670 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
9671 ranges have useful limit_vr information.
9673 2016-07-21 Richard Biener <rguenther@suse.de>
9675 * function-tests.c (build_trivial_generic_function): Set
9676 BLOCK_SUPERCONTEXT of DECL_INITIAL.
9677 * omp-low.c (create_omp_child_function): Likewise.
9678 (grid_expand_target_grid_body): Likewise.
9679 * cgraphunit.c (init_lowered_empty_function): Likewise.
9680 (cgraph_node::expand_thunk): Likewise.
9681 * tree-parloops.c (create_loop_fn): Likewise.
9682 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
9684 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9686 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
9689 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
9691 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
9692 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
9693 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
9694 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
9695 values for insn attribute.
9696 * config/avr/avr.c (avr_out_insert_notbit): New function.
9697 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
9698 ADJUST_LEN_INSV_NOTBIT_0/_7.
9699 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
9701 2016-07-21 Bin Cheng <bin.cheng@arm.com>
9703 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
9704 (chrec_convert_1, chrec_convert): Ditto.
9705 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
9706 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
9707 * tree-vrp.c (adjust_range_with_scev): Ditto.
9708 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
9709 (scev_var_range_cant_overflow): New function.
9710 (scev_probably_wraps_p): New parameter. Call above function.
9711 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
9713 2016-07-21 Bin Cheng <bin.cheng@arm.com>
9715 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
9716 by removing computation of may_be_zero.
9718 2016-07-21 Jakub Jelinek <jakub@redhat.com>
9720 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
9722 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
9724 Improving concepts performance and diagnostics.
9725 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
9726 for constraint satisfaction and subsumption.
9727 * timevar.h (auto_timevar): New constructor that matches the push/pop
9728 pattern of usage in pt.c.
9730 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
9732 * hwint.h (HOST_WIDE_INT_0): New define.
9733 (HOST_WIDE_INT_0U): Ditto.
9734 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
9735 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
9736 * simplify-rtx.c: Ditto.
9737 * tree-object-size.c: Ditto.
9739 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9741 * config/s390/s390.c (s390_encode_section_info): Remove mode size
9744 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
9746 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
9747 * combine.c: Use HOST_WIDE_INT_M1U instead of
9748 ~(unsigned HOST_WIDE_INT) 0.
9749 * double-int.h: Ditto.
9751 * dwarf2asm.c:Ditto.
9753 * genmodes.c: Ditto.
9755 * read-rtl.c: Ditto.
9756 * tree-ssa-loop-ivopts.c: Ditto.
9757 * tree-ssa-loop-prefetch.c: Ditto.
9758 * tree-vect-generic.c: Ditto.
9759 * tree-vect-patterns.c: Ditto.
9762 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9764 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
9765 constant addresses outside [0,0xc0] into a register.
9766 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
9767 cases where the base address register is unused after.
9768 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
9769 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
9770 (avr_out_store_psi_reg_disp_tiny): Same.
9772 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9774 Implement attribute progmem on reduced Tiny cores by adding
9775 flash offset 0x4000 to respective symbols.
9778 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
9779 documentation how it works on reduced Tiny cores.
9780 (AVR Named Address Spaces): No support for reduced Tiny.
9781 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
9782 (avr_address_tiny_pm_p): New static function.
9783 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
9784 if the address is in progmem.
9785 (avr_assemble_integer): Same.
9786 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
9787 for symbol_ref in progmem.
9788 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
9789 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
9790 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
9792 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
9794 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
9795 * configure: Regenerate.
9796 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
9797 (USE_THIN_ARCHIVES): New variable.
9798 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
9799 this archive as a thin archive.
9801 2016-07-20 David Malcolm <dmalcolm@redhat.com>
9803 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
9804 same location as last time, don't skip if we have fix-it hints.
9805 Clarify the skipping logic by converting it from one "if" clause
9806 to repeated "if" clauses.
9807 * spellcheck-tree.c: Include "cpplib.h".
9808 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
9809 (best_macro_match::best_macro_match): New constructor.
9810 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
9811 Move here from c/c-decl.c.
9812 (class best_macro_match): Move here from c/c-decl.c, converting
9813 from a typedef to a subclass, gaining a ctor.
9815 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9817 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
9818 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
9820 (avr_addr_space_diagnose_usage): ...and implementation.
9821 (avr_addr_space_supported_p): New function.
9822 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
9823 report bad address space usage if that space is supported.
9824 (avr_insert_attributes): Same. No more complain about unsupported
9826 * config/avr/avr-c.c (tm_p.h): Include it.
9827 (avr_cpu_cpp_builtins): Only define addr-space related built-in
9828 macro if avr_addr_space_supported_p.
9830 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
9832 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
9833 flag_toplevel_reorder.
9835 2016-07-20 David Malcolm <dmalcolm@redhat.com>
9837 * gcc-rich-location.c
9838 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
9840 * gcc-rich-location.h
9841 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
9843 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9845 * target.def (addr_space): Add new diagnose_usage to hook vector.
9846 * targhooks.c (default_addr_space_diagnose_usage): Add default
9847 implementation and...
9848 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
9849 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
9850 is some address space, call targetm.addr_space.diagnose_usage.
9851 * doc/tm.texi.in (Named Address Spaces): Add anchor for
9852 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
9853 * doc/tm.texi: Regenerate.
9855 2016-07-20 Martin Liska <mliska@suse.cz>
9858 * graphite-isl-ast-to-gimple.c (later_of_the_two):
9859 Properly handly PHI stmts.
9861 2016-07-20 Bin Cheng <bin.cheng@arm.com>
9863 PR tree-optimization/71503
9864 PR tree-optimization/71683
9865 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
9868 2016-07-20 Martin Liska <mliska@suse.cz>
9870 * doc/invoke.texi (-fipa-ra): Document when the option is
9871 disabled. Fix a typo.
9873 2016-07-20 Martin Liska <mliska@suse.cz>
9875 * Makefile.in: Include fibonacci_heap.c
9876 * fibonacci_heap.c: New file.
9877 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
9878 (fibonacci_heap::union_with): Fix deletion of the second heap.
9879 * selftest-run-tests.c (selftest::run_tests): Incorporate
9880 fibonacci heap tests.
9881 * selftest.h: Declare fibonacci_heap_c_tests.
9883 2016-07-20 Martin Liska <mliska@suse.cz>
9885 * selftest-run-tests.c (selftest::run_tests): New function.
9886 * selftest.h (sreal_c_tests): Declare.
9887 * sreal.c (sreal_verify_basics): New function.
9888 (verify_aritmetics): Likewise.
9889 (sreal_verify_arithmetics): Likewise.
9890 (verify_shifting): Likewise.
9891 (sreal_verify_shifting): Likewise.
9892 (void sreal_c_tests): Likewise.
9894 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9896 PR rtl-optimization/71916
9897 * cfgrtl.c (contains_no_active_insn_p): Return false also for
9898 bb which have a single succ fake edge.
9900 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
9903 * dwarf2out.c (gen_subprogram_die): Only call
9904 gen_unspecified_parameters_die while dumping early dwarf.
9906 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9909 * gimple-fold.c (fold_builtin_memory_op): Use
9910 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
9912 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
9914 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
9915 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
9916 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
9917 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
9921 * double-int.c: Ditto.
9923 * dwarf2out.c: Ditto.
9926 * fold-const.c: Ditto.
9927 * function.c: Ditto.
9929 * genmodes.c: Ditto.
9933 * loop-doloop.c: Ditto.
9934 * loop-invariant.c: Ditto.
9941 * simplify-rtx.c: Ditto.
9942 * stor-layout.c: Ditto.
9944 * tree-ssa-loop-ivopts.c: Ditto.
9945 * tree-vect-generic.c: Ditto.
9946 * tree-vect-patterns.c: Ditto.
9951 * wide-int-print.cc: Ditto.
9952 * wide-int.cc: Ditto.
9953 * wide-int.h: Ditto.
9955 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9957 * selftest.c (selftest::assert_streq): Handle NULL values of
9958 val_actual and val_expected.
9960 2016-07-19 Martin Jambor <mjambor@suse.cz>
9963 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
9964 rather than cgraph_create_node to get a call graph node.
9966 2016-07-19 Richard Biener <rguenther@suse.de>
9968 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
9969 handle all tcc_constant bases and valueize SSA names.
9970 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
9973 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9975 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
9976 the flags of the exit block and bb2, not just the entry block.
9978 2016-07-19 Richard Biener <rguenther@suse.de>
9980 PR tree-optimization/71901
9981 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
9982 align member, group stuff with the bitfield.
9983 (vn_ref_op_align_unit): New inline.
9984 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
9985 record element alignment and operand 3 unchanged.
9986 (ao_ref_init_from_vn_reference): Adjust.
9987 (valueize_refs_1): Likewise.
9988 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
9990 2016-07-19 Richard Biener <rguenther@suse.de>
9992 PR tree-optimization/71908
9993 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
9994 symbolic constants in a more reliable way.
9996 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
9998 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
10000 (vect_update_inits_of_drs): Likewise.
10001 (vect_create_cond_for_alias_checks): Likewise.
10002 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
10004 2016-07-19 Richard Biener <rguenther@suse.de>
10007 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
10008 with an abstract origin that is not an inlined function outer
10009 scope add a self-reference as abstract origin.
10010 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
10012 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10015 * config/rs6000/rs6000.c (rs6000_function_value): Fix
10016 unintentional System V.4 structure return breakage for structures
10017 with a single floating point element.
10019 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10021 PR tree-optimization/71734
10022 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
10023 contains REF, use it to check safelen, assume that safelen value
10024 must be greater 1, fix style.
10025 (ref_indep_loop_p_2): Add REF_LOOP argument.
10026 (ref_indep_loop_p): Pass LOOP as additional argument to
10027 ref_indep_loop_p_2.
10029 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
10031 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
10032 allocation in the prologue.
10033 * explow.c (get_dynamic_stack_base): New function to return an address
10034 expression for the dynamic stack base.
10035 (get_dynamic_stack_size): New function to do the required dynamic stack
10036 space size calculations.
10037 (allocate_dynamic_stack_space): Use new functions.
10038 (align_dynamic_address): Move some code from
10039 allocate_dynamic_stack_space to new function.
10040 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
10042 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10044 * config/s390/s390.c (s390_encode_section_info): Always set
10045 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
10048 2016-07-18 Richard Biener <rguenther@suse.de>
10050 PR tree-optimization/71893
10051 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
10052 for sizetype cast added by array_ref_element_size.
10053 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10055 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
10057 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
10058 register parameters. Remove code to initialize argument pointer
10059 on TARGET_64BIT. Optimize call to _mcount when it can be reached
10060 using a pc-relative branch. Cleanup conditional code.
10061 * config/pa/pa.md (call_mcount): New expander.
10062 (call_mcount_nonpic): New insn.
10063 (call_mcount_pic): New insn and split.
10064 (call_mcount_pic_post_reload): New insn.
10065 (call_mcount_64bit): New insn and split.
10066 (call_mcount_64bit_post_reload): New insn.
10068 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
10070 * config/avr/predicates.md (const_m255_to_m1_operand): New.
10071 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
10072 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
10073 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
10074 (*usum_widenqihi3, *udiff_widenqihi3)
10075 (*addhi3_zero_extend.const): New combiner insns.
10076 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
10077 just 1 bit is affected.
10078 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
10079 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
10081 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
10083 * omp-low.c (lower_omp_target): Mark data clauses with
10084 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
10085 zero-length subarrays.
10087 2016-07-15 Richard Biener <rguenther@suse.de>
10089 PR tree-optimization/71881
10090 * tree-loop-distribution.c (destroy_loop): Remove blocks in
10091 reverse DOM order to make debug temp generation happy.
10093 2016-07-15 Richard Biener <rguenther@suse.de>
10095 PR tree-optimization/71887
10096 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
10097 verify it is not zero for division / modulo handling.
10098 (value_replacement): Adjust.
10100 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
10101 Julian Brown <julian@codesourcery.com>
10103 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
10104 * config/aarch64/aarch64-cost-tables.h
10105 (vulcan_extra_costs): New variable.
10106 * config/aarch64/aarch64.c
10107 (vulcan_addrcost_table): Likewise.
10108 (vulcan_regmove_cost): Likewise.
10109 (vulcan_vector_cost): Likewise.
10110 (vulcan_branch_cost): Likewise.
10111 (vulcan_tunings): Likewise.
10113 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
10115 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
10116 (output_in_order): Loop over undefined variables too. Output them
10117 via assemble_undefined_decl. Skip variables that correspond to hard
10118 registers or have value-exprs.
10119 * varpool.c (symbol_table::output_variables): Handle undefined
10120 variables together with defined ones.
10122 2016-07-15 Richard Biener <rguenther@suse.de>
10124 * tree-ssa-pre.c (get_representative_for): Make sure to return
10125 the value number of SSA names.
10126 (phi_translate_1): get_representative_for cannot return NULL.
10127 (do_pre_regular_insertion): Remove redundant call to
10128 fully_constant_expression.
10129 (do_pre_partial_partial_insertion): Likewise.
10131 2016-07-15 Bin Cheng <bin.cheng@arm.com>
10133 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
10134 (derive_simple_iv_with_niters): New function.
10135 (simple_iv): Rewrite using simple_iv_with_niters.
10136 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
10137 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
10139 (number_of_iterations_exit): Rewrite using above function.
10140 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
10143 2016-07-15 Richard Biener <rguenther@suse.de>
10145 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
10146 vec_construct cost.
10148 2016-07-14 Jakub Jelinek <jakub@redhat.com>
10150 PR tree-optimization/71872
10151 * tree-data-ref.c (get_references_in_stmt): Ignore references
10152 with is_gimple_constant get_base_address.
10154 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
10156 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
10157 (TARGET_HAVE_LDACQD): New macro.
10158 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
10159 than TARGET_HAVE_LDACQ.
10160 (arm_load_acquire_exclusivedi): Likewise.
10161 (arm_store_release_exclusivedi): Likewise.
10163 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
10165 PR rtl-optimization/71878
10166 * lra-constraints.c (match_reload): Pass information about other
10167 output operands. Create new unique register value if matching input
10168 operand shares same register value as output operand being considered.
10169 (curr_insn_transform): Record output operands already processed.
10171 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10174 PR tree-optimization/70923
10175 * tree-vect-patterns.c: Include mult-synthesis.h.
10176 (target_supports_mult_synth_alg): New function.
10177 (synth_lshift_by_additions): Likewise.
10178 (apply_binop_and_append_stmt): Likewise.
10179 (vect_synth_mult_by_constant): Likewise.
10180 (target_has_vecop_for_code): Likewise.
10181 (vect_recog_mult_pattern): Use above functions to synthesize vector
10182 multiplication by integer constants.
10184 2016-07-14 Alan Modra <amodra@gmail.com>
10186 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
10187 gpr alternatives. Correct '*' placement on Y,r alternative.
10188 Add '*' on operand 1 of r,r alternative.
10190 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10192 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
10193 * expmed.h: ... Here.
10195 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
10197 * gimple.h (stmt_can_terminate_bb_p): New function.
10198 * tree-cfg.c (need_fake_edge_p): Rename to ...
10199 (stmt_can_terminate_bb_p): ... this; return true if stmt can
10200 throw external; handle const and pure calls.
10201 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
10203 2016-07-14 Richard Biener <rguenther@suse.de>
10205 PR tree-optimization/71866
10206 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
10207 (do_hoist_insertion): Avoid endless recursion when we
10208 didn't insert anything because we managed to simplify
10209 things down to a constant or SSA name.
10210 (fully_constant_expression): Re-write in terms of ...
10211 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
10212 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
10213 vn_nary_build_or_lookup_1.
10214 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
10215 (vn_nary_build_or_lookup): ... this which now wraps it.
10217 2016-07-14 Alan Modra <amodra@gmail.com>
10220 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
10221 with p9_vector override before power9-dform override.
10223 2016-07-13 Andi Kleen <ak@linux.intel.com>
10225 * value-prof.c (gimple_value_profile_transformations): Don't run
10226 when auto_profile is on.
10228 2016-07-13 Andi Kleen <ak@linux.intel.com>
10230 * auto-profile.c (update_inlined_ind_target,
10231 afdo_indirect_call): Print information to dump file.
10233 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
10235 * genrecog.c (special_predicate_operand_p): New function.
10236 (predicate_name): Move function.
10237 (validate_pattern): Don't warn about missing mode for all
10238 define_special_predicate predicates.
10240 2016-07-13 Bin Cheng <bin.cheng@arm.com>
10242 * tree-vect-data-refs.c (vect_no_alias_p): New function.
10243 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
10244 resolve alias checks which are known at compilation time.
10245 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
10246 alias checks are resolved. Move dump info for too many runtime
10247 alias checks to here...
10248 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
10250 2016-07-13 Richard Biener <rguenther@suse.de>
10252 PR tree-optimization/24574
10253 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
10254 position and add shift, rotate, divison and modulo support
10256 (value_replacement): Pass in argument position to absorbing_element_p.
10258 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
10261 * ipa-inline-transform.c (inline_call): Support
10262 instrumented thunks.
10264 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
10266 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
10267 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
10269 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
10270 Baseline. Make initial alternative TARGET_32BIT only.
10271 (udivsi3): Likewise.
10272 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
10273 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
10276 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
10278 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
10279 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
10280 availability with TARGET_HAVE_MOVT.
10281 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
10282 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
10283 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
10285 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
10286 extra instruction if MOVW is available. Use a cost variable
10287 incremented by COSTS_N_INSNS (1) when the condition match rather than
10288 returning an arithmetic expression based on COSTS_N_INSNS. Make
10289 constant with bottom half word zero cost 2 instruction if MOVW is
10291 * config/arm/arm.md (define_attr "arch"): Add v8mb.
10292 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
10293 target is ARMv8-M Baseline.
10294 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
10295 (arm_movtas_ze): Likewise.
10296 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
10297 alternative for constants satisfying j constraint.
10298 (thumb1_movsi_insn): Likewise.
10299 (movsi splitter for K alternative): Tighten condition to not trigger
10300 if movt is available and j constraint is satisfied.
10301 (Pe immediate splitter): Likewise.
10302 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
10303 constant fitting in an halfword to use MOVW.
10304 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
10307 2016-07-13 Richard Biener <rguenther@suse.de>
10309 PR middle-end/71104
10310 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
10311 gimplifying the LHS. Make sure to gimplify a returning twice
10312 call LHS without using SSA names.
10314 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10316 * tree-data-ref.c (find_data_references_in_stmt): Remove
10317 unnecessary call to vec::release.
10318 (graphite_find_data_references_in_stmt): Likewise.
10319 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
10320 * tree-vect-stmts.c (vectorizable_condition): Likewise.
10322 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10324 * cfgexpand.c (expand_used_vars): Make the type of a local
10326 * genmatch.c (lower_for): Likewise.
10327 * haifa-sched.c (haifa_sched_init): Likewise.
10328 (add_to_speculative_block): Likewise.
10329 (create_check_block_twin): Likewise.
10330 * predict.c (handle_missing_profiles): Likewise.
10331 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
10332 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
10333 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
10335 (maybe_lower_iteration_bound): Likewise.
10336 * tree-ssa-sccvn.c (DFS): Likewise.
10337 * tree-stdarg.c (reachable_at_most_once): Likewise.
10338 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
10339 (vectorizable_store): Likewise.
10341 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10343 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
10344 (sccvn_dom_walker): make cond_stack an auto_vec.
10346 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10348 * ree.c (struct ext_state): Make type of members auto_vec.
10349 (find_and_remove_re): Adjust.
10351 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10353 * cfgexpand.c (struct stack_vars_data): Make type of fields
10355 (expand_used_vars): Adjust.
10357 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10359 * ipa.c (record_cdtor_fn): Adjust.
10360 (build_cdtor_fns): Likewise.
10361 (ipa_cdtor_merge): Make static_ctors and static_dtors local
10364 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10366 * genextract.c (struct accum_extract): Add constructor and make
10368 (gen_insn): Adjust.
10370 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10372 * tree.c (struct free_lang_data_d): Add constructor and change
10373 types of members to ones that automatically manage resources.
10374 (fld_worklist_push): Adjust.
10375 (find_decls_types): Likewise.
10376 (find_decls_types_in_eh_region): Likewise.
10377 (free_lang_data_in_cgraph): Stop manually creating and
10378 destroying members of free_lang_data_d.
10380 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
10382 PR rtl-optimization/68961
10383 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
10384 peephole variant. Use sse_reg_operand predicates.
10386 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
10388 * config/i386/predicates.md (x86_64_immediate_operand)
10389 <case CONST_INT>: Remove unneeded truncation to DImode.
10390 <case CONST>: Ditto.
10391 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
10393 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10396 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
10397 The xxperm and xxpermr instructions require that the 2nd input
10398 operand overlap with the output operand, and not the 1st.
10399 (altivec_vperm_v8hiv16qi): Likewise.
10400 (altivec_vperm_<mode>_uns_internal): Likewise.
10401 (altivec_vpermr_<mode>_internal): Likewise.
10402 (vperm_v8hiv4si): Likewise.
10403 (vperm_v16qiv8hi): Likewise.
10405 2016-07-12 Nathan Sidwell <nathan@acm.org>
10407 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
10408 when -mno-pic-data-is-text-relative is in effect, by default.
10409 * doc/invoke.texi (mpic-data-is-text-relative): Document new
10410 behavior and clarify.
10412 2016-07-12 Martin Liska <mliska@suse.cz>
10414 * params.def: Add avg-loop niter.
10415 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
10416 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
10417 * doc/invoke.texi: Document the new parameter.
10419 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10421 PR middle-end/71700
10422 * expr.c (store_constructor): Mask sign-extended bits when widening
10423 sub-word constructor element at the start of a word.
10425 2016-07-12 Martin Liska <mliska@suse.cz>
10427 * Makefile.in: Append rule for params-options.h.
10428 * params-options.h: New file.
10430 2016-07-12 Martin Liska <mliska@suse.cz>
10432 * ira-build.c (mark_loops_for_removal): Properly iterate
10435 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
10436 Richard Biener <rguenther@suse.de>
10438 PR tree-optimization/23286
10439 PR tree-optimization/70159
10440 * doc/invoke.texi: Document -fcode-hoisting.
10441 * common.opt (fcode-hoisting): New flag.
10442 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
10443 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
10444 (do_regular_insertion): Rename to ...
10445 (do_pre_regular_insertion): ... this and amend general comments
10446 on insertion strathegy.
10447 (do_partial_partial_insertion): Rename to ...
10448 (do_pre_partial_partial_insertion): ... this.
10449 (do_hoist_insertion): New function.
10450 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
10451 and call do_hoist_insertion properly.
10453 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
10454 (pass_pre::execute): Register hoist_insert stats.
10456 2016-07-12 Jakub Jelinek <jakub@redhat.com>
10458 PR middle-end/71716
10459 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
10460 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
10461 is different from mode's bitsize. Small cleanup.
10463 2016-07-12 Richard Biener <rguenther@suse.de>
10465 PR rtl-optimization/68961
10466 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
10467 to simplify to a non-constant.
10469 2016-07-11 Jakub Jelinek <jakub@redhat.com>
10471 PR middle-end/71758
10472 * omp-low.c (expand_omp_target): Gimplify device.
10474 PR tree-optimization/71823
10475 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
10476 to get vec_oprnds2 from op2.
10478 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
10480 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
10481 Hoist common subexpressions.
10482 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
10484 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
10487 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
10488 prevent generation of 'stxsiwx' on pre Power8 hardware.
10490 2016-07-11 David Malcolm <dmalcolm@redhat.com>
10492 * input.c: Include cpplib.h.
10493 (selftest::temp_source_file): New class.
10494 (selftest::temp_source_file::temp_source_file): New ctor.
10495 (selftest::temp_source_file::~temp_source_file): New dtor.
10496 (selftest::should_have_column_data_p): New function.
10497 (selftest::test_should_have_column_data_p): New function.
10498 (selftest::temp_line_table): New class.
10499 (selftest::temp_line_table::temp_line_table): New ctor.
10500 (selftest::temp_line_table::~temp_line_table): New dtor.
10501 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
10502 it to create a temp_line_table.
10503 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
10504 locations that are known to have column data.
10505 (selftest::line_table_case): New struct.
10506 (selftest::test_reading_source_line): Move tempfile handling
10507 to class temp_source_file.
10508 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
10509 (selftest::assert_token_loc_eq): New function.
10510 (ASSERT_TOKEN_LOC_EQ): New macro.
10511 (selftest::test_lexer): New function.
10512 (selftest::boundary_locations): New array.
10513 (selftest::input_c_tests): Call test_should_have_column_data_p.
10514 Loop over a test matrix of interesting values of location and
10515 default_range_bits, calling test_lexer on each case in the matrix.
10516 Move call to test_accessing_ordinary_linemaps into the matrix.
10517 * selftest.h (ASSERT_EQ): Reimplement in terms of...
10518 (ASSERT_EQ_AT): New macro.
10520 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
10523 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
10524 Don't convert TImode in debug insn.
10526 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
10528 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
10529 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
10530 (tree_type_common::lang_flag_7): New.
10531 (tree_type_common::spare): Reduce size.
10532 * tree.h (TYPE_ALIGN_OK): Remove.
10533 (TYPE_LANG_FLAG_7): New.
10534 (get_inner_reference): Adjust header.
10535 * print-tree.c (print_node): Adjust.
10536 * expr.c (get_inner_reference): Remove parameter keep_aligning.
10537 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
10538 calls to get_inner_reference.
10539 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
10540 handling of TYPE_ALIGN_OK.
10541 * builtins.c (get_object_alignment_2): Adjust call to
10542 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
10543 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
10545 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
10546 * cfgexpand.c (expand_debug_expr): Likewise.
10547 * dbxout.c (dbxout_expand_expr): Likewise.
10548 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
10549 loc_list_from_tree, fortran_common): Likewise.
10550 * fold-const.c (optimize_bit_field_compare,
10551 decode_field_reference, fold_unary_loc, fold_comparison,
10552 split_address_to_core_and_offset): Likewise.
10553 * gimple-laddress.c (execute): Likewise.
10554 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
10555 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
10556 * hsa-gen.c (gen_hsa_addr): Likewise.
10557 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
10558 * tsan.c (instrument_expr): Likewise.
10559 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
10560 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
10561 * tree-affine.c (tree_to_aff_combination,
10562 get_inner_reference_aff): Adjust calls to get_inner_reference.
10563 * tree-data-ref.c (split_constant_offset_1,
10564 dr_analyze_innermost): Likewise.
10565 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
10566 * tree-sra.c (ipa_sra_check_caller): Likewise.
10567 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
10568 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
10569 bswap_replace): Likewise.
10570 * tree-vect-data-refs.c (vect_check_gather,
10571 vect_analyze_data_refs): Likewise.
10572 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
10573 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
10576 2016-07-11 David Malcolm <dmalcolm@redhat.com>
10578 * Makefile.in (selftest-valgrind): New phony target.
10579 * function-tests.c (selftest::build_cfg): Delete pass instances
10580 created by the test.
10581 (selftest::convert_to_ssa): Likewise.
10582 (selftest::test_expansion_to_rtl): Likewise.
10583 * tree-cfg.c (selftest::test_linear_chain): Release dominator
10585 (selftest::test_diamond): Likewise.
10587 2016-07-11 Richard Biener <rguenther@suse.de>
10589 PR tree-optimization/71816
10590 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
10591 than replacing all of its operands.
10593 2016-07-11 Alan Modra <amodra@gmail.com>
10595 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
10596 (ctr<mode>): Add unspec.
10597 (ctr<mode>_internal*): Likewise.
10599 2016-07-08 James Bowman <james.bowman@ftdichip.com>
10601 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
10602 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
10604 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
10606 PR rtl-optimization/71621
10607 * lra-constraints.c (process_alt_operands): Check combination of
10608 reg class and mode.
10610 2016-07-08 Jason Merrill <jason@redhat.com>
10611 Richard Biener <rguenther@suse.de>
10613 P0145: Refining Expression Order for C++.
10614 * gimplify.c (initial_rhs_predicate_for): New.
10615 (gimplfy_modify_expr): Gimplify RHS before LHS.
10617 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10620 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10621 Allow standard error handling to take over when a wrong number
10622 of arguments is presented to __builtin_vec_ld () or
10623 __builtin_vec_st ().
10625 2016-07-08 Jiong Wang <jiong.wang@arm.com>
10627 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
10632 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
10633 __builtin_aarch64_fmaxv2sf.
10634 (vmaxnmq_f32): Likewise.
10635 (vmaxnmq_f64): Likewise.
10636 (vminnm_f32): Likewise.
10637 (vminnmq_f32): Likewise.
10638 (vminnmq_f64): Likewise.
10640 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
10643 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
10644 enable -mfloat128-hardware by default.
10645 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
10646 that IEEE 128-bit hardware support needs.
10647 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
10648 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
10649 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
10650 floating point requires.
10651 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10652 -mfloat128 and -mfloat128-hardware changes.
10654 2016-07-08 Alan Hayward <alan.hayward@arm.com>
10656 PR tree-optimization/71667
10657 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
10659 2016-07-08 Martin Liska <mliska@suse.cz>
10661 PR middle-end/71606
10662 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
10663 folding produces SAVE_EXPRs, thus return false for the type.
10665 2016-07-07 Martin Liska <mliska@suse.cz>
10667 * file-find.c (remove_prefix): New function.
10668 * file-find.h (remove_prefix): Declare the function.
10669 * gcc-ar.c (main): Skip a folder of the wrapper if
10670 a wrapped binary would point to the same file.
10672 2016-07-07 Jan Hubicka <jh@suse.cz>
10674 * tree-scalar-evolution.c (iv_can_overflow_p): export.
10675 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
10676 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
10678 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
10681 * ipa-inline-analysis.c (compute_inline_parameters): Set
10682 local.can_change_signature to false for intrumentation
10685 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10687 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
10688 with TARGET_HAVE_MOVT.
10689 (TARGET_HAVE_MOVT): Define.
10690 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
10691 availability with TARGET_HAVE_MOVT.
10692 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
10694 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
10696 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
10697 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
10698 * config/arm/constraints.md (define_constraint "j"): Use
10699 TARGET_HAVE_MOVT to check MOVT availability.
10701 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10703 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
10705 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10707 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
10708 (armv8-m.main): Likewise.
10709 (armv8-m.main+dsp): Likewise.
10710 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
10711 (FL_FOR_ARCH8M_MAIN): Likewise.
10712 * config/arm/arm-tables.opt: Regenerate.
10713 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
10714 armv8-m.main+dsp to BE8_LINK_SPEC.
10715 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
10716 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
10717 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
10718 Baseline and Mainline.
10719 (arm_option_override_internal): Also disable arm_restrict_it when
10720 !arm_arch_notm. Update comment for -munaligned-access to also cover
10722 (arm_file_start): Increase buffer size for printing architecture name.
10723 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
10724 and armv8-m.main+dsp.
10725 (mno-unaligned-access): Clarify that this is disabled by default for
10726 ARMv8-M Baseline architectures as well.
10728 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10730 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
10731 decide whether to prevent some libgcc routines being included for some
10732 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
10733 link between this condition and the one in
10734 libgcc/config/arm/lib1func.S.
10736 2016-07-07 Richard Biener <rguenther@suse.de>
10738 * tree-ssa-pre.c: Include alias.h.
10739 (compute_avail): If we have multiple VN_REFERENCEs with the
10740 same hashtable entry adjust that to make it a valid replacement
10741 for all of them with respect to alignment and aliasing
10742 when doing insertion.
10743 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
10744 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
10746 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
10750 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10751 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
10754 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10756 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
10757 (adjust_mems): Adjust.
10758 (adjust_insn): Likewise.
10759 (prepare_call_arguments): Likewise.
10761 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10763 * gcse.c (struct ls_expr): Make stores field a vector.
10764 (ldst_entry): Adjust.
10765 (free_ldst_entry): Likewise.
10766 (print_ldst_list): Likewise.
10767 (compute_ld_motion_mems): Likewise.
10768 (update_ld_motion_stores): Likewise.
10770 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10772 * gcse.c (struct ls_expr): Remove loads field.
10773 (ldst_entry): Adjust.
10774 (free_ldst_entry): Likewise.
10775 (print_ldst_list): Likewise.
10776 (compute_ld_motion_mems): Likewise.
10778 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10780 * store-motion.c (struct st_expr): Make antic_stores a vector.
10781 (st_expr_entry): Adjust.
10782 (free_st_expr_entry): Likewise.
10783 (print_store_motion_mems): Likewise.
10784 (find_moveable_store): Likewise.
10785 (compute_store_table): Likewise.
10786 (remove_reachable_equiv_notes): Likewise.
10787 (replace_store_insn): Likewise.
10788 (build_store_vectors): Likewise.
10790 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10792 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
10793 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
10795 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
10797 PR tree-optimization/71518
10798 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
10799 misalign also for outer loops with negative step.
10801 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
10803 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
10804 (cortex_a53_shift): Add mov_shift.
10805 (cortex_a53_shift_reg): Add new reservation for register shifts.
10806 (cortex_a53_alu): Remove bfm.
10807 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
10808 (cortex_a53_alu_extr): Add new reservation for EXTR.
10809 (bypasses): Improve bypass modelling.
10811 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10814 * config/avr/avr.c (avr_asm_select_section): Strip off
10815 SECTION_DECLARED from flags when calling get_section.
10817 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10819 * tree-vectorizer.h (vect_memory_access_type): Add
10820 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
10821 * tree-vect-stmts.c (compare_step_with_zero): New function.
10822 (perm_mask_for_reverse): Move further up file.
10823 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
10825 (get_negative_load_store_type): New function.
10826 (get_load_store_type): Call it. Add an ncopies argument.
10827 (vectorizable_mask_load_store): Update call accordingly and
10828 remove tests for negative steps.
10829 (vectorizable_store, vectorizable_load): Likewise. Handle new
10830 memory_access_types.
10832 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10834 * tree-vectorizer.h (vect_memory_access_type): New enum.
10835 (_stmt_vec_info): Add a memory_access_type field.
10836 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
10837 (vect_model_store_cost): Take an access type instead of a boolean.
10838 (vect_model_load_cost): Likewise.
10839 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
10840 vect_model_store_cost and vect_model_load_cost.
10841 * tree-vect-stmts.c (vec_load_store_type): New enum.
10842 (vect_model_store_cost): Take an access type instead of a
10843 store_lanes_p boolean. Simplify tests.
10844 (vect_model_load_cost): Likewise, but for load_lanes_p.
10845 (get_group_load_store_type, get_load_store_type): New functions.
10846 (vectorizable_store): Use get_load_store_type. Record the access
10847 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
10848 (vectorizable_load): Likewise.
10849 (vectorizable_mask_load_store): Likewise. Replace is_store
10850 variable with vls_type.
10852 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10854 * tree-vectorizer.h (vect_grouped_load_supported): Add a
10855 single_element_p parameter.
10856 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
10857 Check the PR65518 case here rather than in vectorizable_load.
10858 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
10859 * tree-vect-stmts.c (vectorizable_load): Likewise.
10861 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10863 * tree-vectorizer.h (gather_scatter_info): New structure.
10864 (vect_check_gather_scatter): Return a bool rather than a decl.
10865 Replace return-by-pointer arguments with a single
10866 gather_scatter_info *.
10867 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
10868 (vect_analyze_data_refs): Update call accordingly.
10869 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
10870 (vectorizable_mask_load_store): Likewise. Also record the
10871 offset dt and vectype in the gather_scatter_info.
10872 (vectorizable_store): Likewise.
10873 (vectorizable_load): Likewise.
10875 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10877 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
10878 strided groups, use the cost of N scalar accesses instead
10879 of ncopies vector accesses.
10880 (vect_model_load_cost): Likewise.
10882 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10884 * tree-vect-stmts.c (vect_cost_group_size): Delete.
10885 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
10886 variable to indicate when once-per-group costs are being used.
10887 (vect_model_load_cost): Likewise. Fix comment and misindented code.
10889 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10891 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
10892 peeling-for-gaps condition.
10894 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10896 * config/s390/s390.c (s390_expand_vec_init): Force initializer
10897 element to register if it doesn't match general_operand.
10899 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
10900 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10902 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
10904 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
10905 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
10906 (SIGNBIT): New mode iterator.
10907 (Fsignbit): New mode attribute.
10908 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
10909 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
10910 when direct moves are available.
10911 (signbit<mode>2_dm): New define_insn_and_split).
10912 (signbit<mode>2_dm2): New define_insn.
10914 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10916 PR rtl-optimization/71594
10917 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
10918 into subregs of appropriate mode before trying to emit a conditional
10921 2016-07-05 Jan Hubicka <jh@suse.cz>
10923 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
10924 (simple_iv): Use it.
10926 2016-07-05 Jan Hubicka <jh@suse.cz>
10928 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
10930 2016-07-05 Jiong Wang <jiong.wang@arm.com>
10932 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
10935 2016-07-05 Jan Hubicka <jh@suse.cz>
10937 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
10940 2016-07-05 Richard Biener <rguenther@suse.de>
10942 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
10943 Handle empty else block.
10944 (is_feasible_trace): Likewise.
10945 (split_paths): Likewise.
10947 2016-07-05 Richard Biener <rguenther@suse.de>
10949 * tree-loop-distribution.c (distribute_loop): Fix issue with
10950 the cost model loop.
10952 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
10954 * config/arm/neon-testgen.ml: Delete.
10955 * config/arm/neon.ml: Delete.
10957 2016-07-04 Jakub Jelinek <jakub@redhat.com>
10960 * tree.c (attribute_value_equal): Use get_attribute_name instead of
10961 directly using TREE_PURPOSE.
10963 2016-07-04 Jiong Wang <jiong.wang@arm.com>
10965 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
10966 * config/aarch64/aarch64_neon.h: Likewise.
10967 * config/aarch64/arm_neon.h: Likewise.
10968 * config/aarch64/atomics.md: Likewise.
10969 * config/aarch64/aarch64-simd-builtins.def: Likewise.
10970 * doc/invoke.texi: Likewise.
10972 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10974 * config/s390/s390.md: Add "z13" cpu_facility.
10975 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
10976 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
10977 condition" type instructions.
10979 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10980 Jeff Law <law@redhat.com>
10982 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
10983 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
10985 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
10987 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
10988 permutation for TARGET_AVX512F.
10989 (ix86_expand_vec_one_operand_perm_avx512): New function.
10990 (expand_vec_perm_1): Invoke introduced function.
10991 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10992 it may be not valid after vectorization.
10994 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10997 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
10998 typo in comment. Only force to memory if it is a weak
10999 external reference.
11001 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
11002 Jiong Wang <jiong.wang@arm.com>
11004 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
11005 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
11006 (AARCH64_FL_F16): New.
11007 (AARCH64_FL_FOR_ARCH8_2): New.
11008 (AARCH64_ISA_8_2): New.
11009 (AARCH64_ISA_F16): New.
11010 (TARGET_FP_F16INST): New.
11011 (TARGET_SIMD_F16INST): New.
11012 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
11013 ("fp"): Disabling "fp" also disables "fp16".
11014 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
11015 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
11016 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
11017 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
11019 2016-07-04 Jan Beulich <jbeulich@suse.com>
11021 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
11023 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11026 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
11027 the insns, use an insn form that does not adjust the offset on
11028 little endian systems.
11030 2016-07-01 Jan Beulich <jbeulich@suse.com>
11032 * varasm.c (get_variable_section): Validate initializer in
11033 named .bss-like sections.
11035 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11037 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
11038 Exchange the order of the second and third operands in the vpermr
11039 instruction tmeplate.
11041 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
11044 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
11045 Disallow TDmode values.
11047 2016-07-01 Alan Modra <amodra@gmail.com>
11049 PR rtl-optimization/71709
11050 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
11051 being set, not referenced.
11053 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
11055 PR tree-optimization/70729
11056 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
11057 of loop since it can be not valid after transformation.
11059 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11061 * config/arm/arm.c (thumb_reload_in_hi): Delete.
11062 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
11064 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
11066 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
11069 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11072 * config/rs6000/constraints.md (wY constraint): New constraint to
11073 match the requirements for the LXSD and STXSD instructions.
11074 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
11075 predicate to match the requirements for the LXSD and STXSD
11077 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
11078 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
11079 to make sure that the bottom 2 bits of offset are 0, the address
11080 form is offsettable, and no updating is done in the address mode.
11081 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
11082 (movdi_internal32): Likewise
11083 (movdi_internal64): Likewise.
11085 2016-06-30 Jakub Jelinek <jakub@redhat.com>
11087 PR tree-optimization/71707
11088 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
11089 strinfo even for ADDR_EXPR ptr.
11091 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
11093 * config/rs6000/altivec.md (darn_32): Change the condition to
11094 TARGET_P9_MISC instead of TARGET_MODULO.
11095 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
11096 condition expression.
11097 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
11098 condition expression.
11099 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
11100 (DFP_TEST): New code iterator.
11101 (dfptstsfi_<code>_mode>): New define_expand.
11102 (*dfp_sgnfcnc_<mode>): New define_insn.
11103 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
11104 definition next to BU_P9_MISC_1 definition and change the MASK
11105 value to RS6000_BTM_P9_MISC.
11106 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
11107 (BU_P9_64BIT_MISC_0): Likewise.
11108 (BU_P9_DFP_MISC_0): New macro definition.
11109 (BU_P9_DFP_MISC_1): New macro definition.
11110 (BU_P9_DFP_MISC_2): New macro definition.
11111 (BU_P9_DFP_OVERLOAD_1): New macro definition.
11112 (BU_P9_DFP_OVERLOAD_2): New macro definition.
11113 (BU_P9_DFP_OVERLOAD_3): New macro definition.
11114 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
11115 (TSTSFI_LT_TD): Likewise.
11116 (TSTSFI_EQ_DD): Likewise.
11117 (TSTSFI_EQ_TD): Likewise.
11118 (TSTSFI_GT_DD): Likewise.
11119 (TSTSFI_GT_TD): Likewise.
11120 (TSTSFI_OV_DD): Likewise.
11121 (TSTSFI_OV_TD): Likewise.
11122 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
11123 (TSTSFI_LT_DD): Likewise.
11124 (TSTSFI_LT_TD): Likewise.
11125 (TSTSFI_EQ): Likewise.
11126 (TSTSFI_EQ_DD): Likewise.
11127 (TSTSFI_EQ_TD): Likewise.
11128 (TSTSFI_GT): Likewise.
11129 (TSTSFI_GT_DD): Likewise.
11130 (TSTSFI_GT_TD): Likewise.
11131 (TSTSFI_OV): Likewise.
11132 (TSTSFI_OV_DD): Likewise.
11133 (TSTSFI_OV_TD): Likewise.
11134 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11135 overloaded test significance functions.
11136 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11137 OPTION_MASK_P9_MISC into the representation of this mask.
11138 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
11140 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
11141 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
11143 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
11144 argument is a 6-bit unsigned literal value if the icode argument
11145 represents a DFP test significance built-in call.
11146 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
11147 flag used independently and in combination with the
11148 RS6000_BTM_64BIT flag.
11149 (rs6000_opt_masks): Add entry for power9-misc command-line option.
11150 (rs6000_builtin_mask_names): Add entry for power9-misc
11151 command-line option.
11152 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
11153 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
11154 RS6000_BTM_P9_MISC macros.
11155 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
11156 option and change the description of the -mpower9-vector option to
11157 enable only vector instructions, removing its erroneously claimed
11158 support for scalar instructions.
11159 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11160 the ISA 3.0 digital floating point test significance built-in
11163 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
11165 * config/aarch64/aarch64.c (cortexa35_tunings):
11166 Enable AES fusion. Use cortexa57_branch_cost.
11167 (cortexa53_tunings): Use cortexa57_branch_cost.
11168 (cortexa72_tunings): Use cortexa57_branch_cost.
11169 Use AUTOPREFETCHER_WEAK.
11170 (cortexa73_tunings): Use cortexa57_branch_cost.
11172 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11173 James Greenhalgh <james.greenhalgh@arm.com>
11175 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
11176 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
11177 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
11178 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
11179 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
11180 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
11181 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
11182 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
11183 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
11184 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
11185 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
11186 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
11187 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
11190 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
11191 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11193 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
11195 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
11197 2016-06-30 David Malcolm <dmalcolm@redhat.com>
11200 * gcc.c (driver::build_option_suggestions): Pass "option" to
11201 add_misspelling_candidates.
11202 * opts-common.c (add_misspelling_candidates): Add "option" param;
11203 use it to avoid adding negated forms for options marked with
11205 * opts.h (add_misspelling_candidates): Add "option" param.
11207 2016-06-30 Jakub Jelinek <jakub@redhat.com>
11209 PR middle-end/71693
11210 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
11211 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
11212 first when permuting bitwise operation with rotate. Cast
11213 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
11215 2016-06-29 David Malcolm <dmalcolm@redhat.com>
11217 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
11218 for misspelled param names.
11219 * params.c: Include spellcheck.h.
11220 (find_param_fuzzy): New function.
11221 * params.h (find_param_fuzzy): New prototype.
11222 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
11223 * spellcheck.h (struct edit_distance_traits<const char *>):
11226 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
11228 * config/rs6000/predicates.md (const_0_to_7_operand): New
11229 predicate, recognize 0..7.
11230 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
11231 support for doing extracts from V16QImode, V8HImode, V4SImode
11233 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
11234 vector extract support.
11235 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
11236 for ISA 3.0 vector extract.
11237 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
11238 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
11239 extracts of a constant element number from small integer vectors
11240 on 64-bit ISA 3.0 systems.
11241 (vsx_extract_<mode>_di): Likewise.
11242 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
11243 say when we can do ISA 3.0 vector extracts.
11244 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
11245 registers, using the stxsiwx instruction.
11247 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
11249 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
11250 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
11251 qdf24xx_regmove_cost, qdf24xx_tunings): New.
11252 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
11253 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
11254 * config/arm/arm.c (arm_qdf24xx_tune): New.
11256 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
11258 * config/aarch64/aarch64.c (cortexa53_tunings):
11259 Increase loop alignment to 8. Set function alignment to 16.
11260 (cortexa35_tunings): Likewise.
11261 (cortexa57_tunings): Increase loop alignment to 8.
11262 (cortexa72_tunings): Likewise.
11263 (cortexa73_tunings): Likewise.
11265 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
11267 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
11268 for arm_fp16_ok and arm_fp16_hw.
11269 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
11270 arm_fp16_alternative.
11272 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
11274 PR tree-optimization/71655
11275 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
11276 types when swapping operands.
11278 2016-06-29 Martin Liska <mliska@suse.cz>
11280 PR middle-end/71585
11281 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
11282 * ipa-inline-transform.c (inline_call): Remove unnecessary call
11283 of build_optimization_node.
11285 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
11287 PR tree-optimization/70729
11288 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
11289 independent in loops having positive safelen value.
11290 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
11291 it may be not valid after vectorization.
11293 2016-06-29 Jakub Jelinek <jakub@redhat.com>
11295 PR tree-optimization/71625
11296 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
11297 is sorted by ascending list->offset. If PTR is non-NULL and there is
11298 previous strinfo, call get_stridx_plus_constant.
11299 (get_stridx): Pass exp as second argument to get_addr_stridx.
11300 (addr_stridxptr): Add missing list = list->next, so that there can be
11301 more than one entries in the list. Bump limit from 16 to 32. Ensure
11302 the list is sorted by ascending list->offset.
11303 (get_stridx_plus_constant): Adjust so that it can be also called with
11304 ADDR_EXPR instead of SSA_NAME as PTR.
11305 (handle_char_store): Pass NULL_TREE as second argument to
11308 2016-06-29 Richard Biener <rguenther@suse.de>
11310 PR rtl-optimization/68961
11311 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
11313 2016-06-29 Richard Biener <rguenther@suse.de>
11315 PR middle-end/71002
11316 * alias.c (component_uses_parent_alias_set_from): Handle
11317 type punning through union accesses by using the union alias set.
11318 * gimple.c (gimple_get_alias_set): Remove union type punning case.
11320 2016-07-29 Richard Biener <rguenther@suse.de>
11322 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
11323 precision not matching mode precision.
11325 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
11327 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
11328 pa_output_arg_descriptor.
11329 (call_val_symref_64bit_post_reload): Likewise.
11330 (call_val_powf_64bit_post_reload): Likewise.
11331 (sibcall_internal_symref_64bit): Likewise.
11332 (sibcall_value_internal_symref_64bit): Likewise.
11334 2016-06-28 Jakub Jelinek <jakub@redhat.com>
11336 PR middle-end/71626
11337 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
11338 a constant, force its SUBREG_REG into memory or register instead
11341 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11344 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
11345 * doc/invoke.texi (AVR Options): Document it.
11347 2016-06-28 Walter Lee <walt@tilera.com>
11349 * config/tilegx/linux.h: Do not include arch/icache.h
11350 (CLEAR_INSN_CACHE): Provide inlined definition directly.
11351 * config/tilepro/linux.h: Do not include arch/icache.h
11352 (CLEAR_INSN_CACHE): Provide inlined definition directly.
11354 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
11356 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
11357 for big-endian BIT_FIELD_REF.
11359 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
11361 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
11362 ('size' attribute): Add '128'.
11364 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
11365 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
11366 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
11367 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
11368 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
11369 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
11370 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
11371 *trunc<mode>df2_odd): Set size attribute to '128'.
11372 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
11373 * config/rs6000/power6.md (power6-fp): Include dfp type.
11374 * config/rs6000/power7.md (power7-fp): Likewise.
11375 * config/rs6000/power8.md (power8-fp): Likewise.
11376 * config/rs6000/power9.md: New file.
11377 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
11378 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
11379 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
11381 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
11382 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
11383 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
11384 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
11385 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
11386 dfp_dscri_<mode>): Change type attribute to dfp.
11387 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
11388 attribute to vecsimple.
11389 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
11390 and prefetch streams.
11391 (rs6000_option_override_internal): Remove temporary code setting
11392 tuning to power8. Don't set rs6000_sched_groups for power9.
11393 (last_scheduled_insn): Change to rtx_insn *.
11394 (divide_cnt, vec_load_pendulum): New variables.
11395 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
11396 (rs6000_issue_rate): Set issue rate for Power9.
11397 (is_power9_pairable_vec_type): New.
11398 (power9_sched_reorder2): New.
11399 (rs6000_sched_reorder2): Call new function for Power9 specific
11401 (insn_must_be_first_in_group): Remove Power9.
11402 (insn_must_be_last_in_group): Likewise.
11403 (force_new_group): Likewise.
11404 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
11405 Initialize divide_cnt/vec_load_pendulum.
11406 (_rs6000_sched_context, rs6000_init_sched_context,
11407 rs6000_set_sched_context): Handle context save/restore of new
11410 2016-06-28 Richard Biener <rguenther@suse.de>
11412 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
11413 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
11414 COMPONENT_REF operand.
11415 (nonoverlapping_component_refs_p): Likewise.
11416 * stor-layout.c (start_bitfield_representative): Mark
11417 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
11419 2016-06-28 Jakub Jelinek <jakub@redhat.com>
11421 * Makefile.in: Don't cat ../stage_current if it does not exist.
11423 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
11424 last argument is a bit-field.
11426 PR rtl-optimization/71673
11427 * internal-fn.c (expand_arith_overflow_result_store): Use
11428 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
11429 expand_simple_binop.
11431 PR middle-end/66867
11432 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
11433 expand_ifn_atomic_compare_exchange): New functions.
11434 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
11435 * tree.h (build_call_expr_internal_loc): Rename to ...
11436 (build_call_expr_internal_loc_array): ... this. Fix up type of
11438 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
11439 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
11440 ATOMIC_COMPARE_EXCHANGE result.
11441 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
11442 * gimple-fold.h (optimize_atomic_compare_exchange_p,
11443 fold_builtin_atomic_compare_exchange): New prototypes.
11444 * gimple-fold.c (optimize_atomic_compare_exchange_p,
11445 fold_builtin_atomic_compare_exchange): New functions..
11446 * tree-ssa.c (execute_update_addresses_taken): If
11447 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
11448 of call when finding addressable vars, and if such var becomes
11449 non-addressable, call fold_builtin_atomic_compare_exchange.
11451 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
11454 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
11455 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
11457 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
11459 * config/rs6000/rs6000.md ('type' attribute): Add
11460 veclogical,veccmpfx,vecexts,vecmove insn types.
11461 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
11462 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
11463 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
11464 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
11465 *nabs<mode>2_hw): Change type to vecmove.
11466 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
11467 *boolcc<mode>3_internal, *eqv<mode>3_internal,
11468 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
11469 *ieee_128bit_vsx_abs<mode>2_internal,
11470 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
11471 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
11472 *ieee128_mtvsrd_32bit): Change type to veclogical.
11473 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
11474 *movdi_internal32, *movdi_internal64): Update insn types.
11475 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
11476 vsx_extract_<mode>): Change type to veclogical.
11477 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
11478 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
11479 *vsx_sign_extend_si_v2di): Change type to vecexts.
11480 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
11481 type to veclogical.
11482 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
11483 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
11484 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
11485 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
11486 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
11487 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
11488 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
11489 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
11490 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
11491 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
11492 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
11493 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
11494 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
11495 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
11496 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
11497 (ppc7450-vecsimple): Add veclogical, vecmove.
11498 (ppc7450-veccmp): Add veccmpfx.
11499 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
11501 (ppc8540_vector_compare): Add veccmpfx.
11502 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
11503 * config/rs6000/cell.md (cell-fp): Add fpsimple.
11504 (cell-vecsimple): Add veclogical, vecmove.
11505 (cell-veccmp): Add veccmpfx.
11506 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
11507 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
11509 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
11510 * config/rs6000/power4.md (power4-fp): Add fpsimple.
11511 (power4-vecsimple): Add veclogical, vecmove.
11512 (power4-veccmp): Add veccmpfx.
11513 * config/rs6000/power5.md (power5-fp): Add fpsimple.
11514 * config/rs6000/power6.md (power6-fp): Add fpsimple.
11515 (power6-vecsimple): Add veclogical, vecmove.
11516 (power6-veccmp): Add veccmpfx.
11517 * config/rs6000/power7.md (power7-fp): Add fpsimple.
11518 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
11519 * config/rs6000/power8.md (power8-fp): Add fpsimple.
11520 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
11521 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
11522 * config/rs6000/titan.md (titan_fp): Add fpsimple.
11523 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
11525 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
11527 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
11530 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11531 OPTION_MASK_P9_DFORM_VECTOR.
11532 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
11533 disable -mpower9-dform-vector when using reload.
11534 (quad_address_p): Remove 'gpr_p' argument and all associated code.
11535 New 'strict' argument. Update all callers. Add strict addressing
11537 (rs6000_legitimate_offset_address_p): Remove call to
11538 virtual_stack_registers_memory_p.
11539 (rs6000_legitimize_reload_address): Add quad address support.
11540 (rs6000_legitimate_address_p): Move call to quad_address_p above
11541 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
11542 to account for new strict usage.
11543 (rs6000_output_move_128bit): Adjust quad_address_p args to account
11544 for new strict usage.
11545 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
11547 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
11554 * config/i386/i386.c (ix86_spill_class): Disable condition to
11555 always return NO_REGS.
11557 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
11559 * predict.c: Include gimple-pretty-print.h
11560 (predicted_by_loop_heuristics_p): Check also
11561 PRED_LOOP_EXIT_WITH_RECURSION
11562 (predict_loops): Find self recursive calls and use special purpose
11563 predictors for them; dump log about decisions.
11564 (pass_profile::execute): Dump info about #of iterations.
11565 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
11566 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
11568 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
11570 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
11571 output_asm_insn calls and shorten long lines. Output .CALL
11572 argument descriptor using pa_output_arg_descriptor. Add various
11573 inline $$dyncall and other optimizations.
11574 (pa_attr_length_indirect_call): Adjust ordering and lengths.
11576 2016-06-25 Jakub Jelinek <jakub@redhat.com>
11578 PR tree-optimization/71643
11579 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
11582 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
11583 leak a bitmap if dep_bb is NULL.
11585 PR tree-optimization/71631
11586 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
11587 to rewrite_expr_tree even if negate_result, move new_lhs var
11588 declaration and initialization earlier, for powi_result set afterwards
11589 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
11590 if new_lhs != lhs, and don't shadow gsi var.
11592 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
11594 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
11595 Add in_loop parameter.
11596 (predict_loops): Add loop guard heuristics.
11597 * predict.def (PRED_LOOP_GUARD): New heuristics.
11599 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
11601 * predict.c: Include ipa-utils.h
11602 (tree_bb_level_prediction): Predict recursive calls.
11603 (tree_estimate_probability_bb): Skip inexpensive calls for call
11605 * predict.def (PRED_RECURSIVE_CALL): New.
11607 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11609 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
11610 (BU_FLOAT128_1): Likewise.
11612 (COPYSIGNQ): Likewise.
11613 (RS6000_BUILTIN_NANQ): Likewise.
11614 (RS6000_BUILTIN_NANSQ): Likewise.
11615 (RS6000_BUILTIN_INFQ): Likewise.
11616 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
11617 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
11618 (TARGET_FOLD_BUILTIN): New #define.
11619 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
11620 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
11621 (rs6000_fold_builtin): New target hook implementation, handling
11622 folding of 128-bit NaNs and infinities.
11623 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
11624 entries are filled in to avoid problems during bootstrap
11625 self-test; define builtins for 128-bit NaNs and infinities.
11626 (rs6000_opt_mask): Add entry for float128.
11627 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
11628 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
11629 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
11630 (const_str_type_node): New #define.
11631 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
11632 to a define_expand that dispatches to either copysign<mode>3_soft
11633 or copysign<mode>3_hard.
11634 (copysign<mode>3_hard): Rename from copysign<mode>3.
11635 (copysign<mode>3_soft): New define_insn.
11636 * doc/extend.texi: Document new builtins.
11638 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11640 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
11641 PRIu64 instead of lu.
11643 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
11646 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
11647 copy the type name.
11649 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11651 PR tree-optimization/71647
11652 * omp-low.c (lower_rec_input_clauses): Convert
11653 omp_clause_aligned_alignment (c) to size_type_node for the
11654 last argument of __builtin_assume_aligned.
11656 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
11658 * configure.ac (calling ___tls_get_addr via GOT): New
11659 assembler/linker check.
11660 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
11661 assembler and linker supports calling ___tls_get_addr via GOT.
11662 Otherise, defined to 0.
11663 * config.in: Regenerated.
11664 * configure: Likewise.
11665 * config/i386/constraints.md (Yb): New constraint.
11666 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
11667 (REG_CLASS_NAMES): Likewise.
11668 (REG_CLASS_CONTENTS): Likewise.
11669 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
11670 the b constraint with the Yb constraint. Call ___tls_get_addr
11671 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
11673 (*tls_local_dynamic_base_32_gnu): Likewise.
11674 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
11675 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
11676 (*tls_local_dynamic_base_64_<mode>): Likewise.
11678 2016-06-24 Martin Liska <mliska@suse.cz>
11680 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
11681 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
11683 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
11684 argument to true if the expected number of iterations is
11687 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
11689 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
11690 assemble for 32bit target.
11691 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
11692 and $ld_ix86_gld_32_opt to link for 32bit target.
11693 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
11694 * configure: Regenerate.
11696 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11698 * config/arm/arm.c (int_log2): Delete definition and prototype.
11699 (shift_op): Use exact_log2 instead of int_log2.
11700 (vfp3_const_double_for_fract_bits): Likewise.
11702 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11704 * internal-fn.c (expand_arith_set_overflow): New function.
11705 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
11707 (expand_arith_overflow_result_store): Likewise. Handle precision
11708 smaller than mode precision.
11709 * tree-vrp.c (extract_range_basic): For imag part, handle
11710 properly signed 1-bit precision result.
11711 * doc/extend.texi (__builtin_add_overflow): Document that last
11712 argument can't be pointer to enumerated or boolean type.
11713 (__builtin_add_overflow_p): Document that last argument can't
11714 have enumerated or boolean type.
11716 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11717 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11719 * config/rs6000/predicates.md (splat_input_operand): Rework.
11720 Don't allow constants, since the insns that use this predicate
11721 don't support constants. Constants are handled by other insns
11722 that are created via combine. During and after register
11723 allocation, only allow indexed or indirect addresses, and not
11724 general addresses. Only allow modes supported by the hardware.
11725 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
11726 comment. Move check for using VSPLTIS<x> to a common location,
11727 instead of doing it in two different places.
11729 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
11731 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11732 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
11733 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
11734 signature_CENTAUR_ebx.
11736 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
11740 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
11741 (as_ix86_gas_32_opt): This.
11742 (ld_ix86_tls_ldm_opt): Renamed to ...
11743 (ld_ix86_gld_32_opt): This.
11744 (R_386_TLS_LDM reloc): Updated.
11745 (R_386_GOT32X reloc): New assembler/linker check.
11746 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
11747 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
11749 * config.in: Regenerated.
11750 * configure: Likewise.
11751 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
11752 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
11753 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
11754 if ix86_force_load_from_GOT_p returns true.
11755 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
11756 ix86_force_load_from_GOT_p returns true.
11757 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
11758 the external function address via the GOT slot.
11759 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
11760 HAVE_AS_IX86_GOT32X before returning false.
11761 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
11762 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
11764 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
11766 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
11768 2016-06-23 Andi Kleen <ak@linux.intel.com>
11770 * Makefile.in: Regenerate.
11771 * doc/install.texi: Document autoprofiledbootstrap.
11773 2016-06-23 Andi Kleen <ak@linux.intel.com>
11775 * config/i386/gcc-auto-profile: New file.
11777 2016-06-23 Martin Liska <mliska@suse.cz>
11779 PR middle-end/71619
11780 * predict.c (predict_loops): Revert the hunk that was removed
11783 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
11785 * config.gcc: Add support for arm*-*-phoenix* targets.
11786 * config/arm/t-phoenix: New.
11787 * config/phoenix.h: New.
11789 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
11790 H.J. Lu <hongjiu.lu@intel.com>
11793 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
11794 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
11795 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
11796 ix86_force_load_from_GOT_p returns true.
11797 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
11798 ix86_force_load_from_GOT_p returns true.
11799 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
11800 ix86_force_load_from_GOT_p returns true.
11801 (ix86_expand_move): Load the external function address via the
11802 GOT slot if ix86_force_load_from_GOT_p returns true.
11803 * config/i386/predicates.md (x86_64_immediate_operand): Return
11804 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
11805 (x86_64_zext_immediate_operand): Ditto.
11807 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
11809 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
11811 2016-06-22 David Malcolm <dmalcolm@redhat.com>
11814 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
11815 * diagnostic.c (pedwarn_at_rich_loc): New function.
11816 * spellcheck.h (best_match::best_match): Add a
11817 "best_distance_so_far" optional parameter.
11818 (best_match::set_best_so_far): New method.
11819 (best_match::get_best_distance): New accessor.
11820 (best_match::get_best_candidate_length): New accessor.
11822 2016-06-22 Nick Clifton <nickc@redhat.com>
11824 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
11825 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
11826 modes are accepted as well.
11827 (ucompare_loc_descriptor): Likewise.
11828 (minmax_loc_descriptor): Likewise.
11829 (clz_loc_descriptor): Likewise.
11830 (popcount_loc_descriptor): Likewise.
11831 (bswap_loc_descriptor): Likewise.
11832 (rotate_loc_descriptor): Likewise.
11833 (mem_loc_descriptor): Likewise.
11834 (loc_descriptor): Likewise.
11836 2016-06-22 David Malcolm <dmalcolm@redhat.com>
11838 * common.opt (fdiagnostics-parseable-fixits): New option.
11839 * diagnostic.c: Include "selftest.h".
11840 (print_escaped_string): New function.
11841 (print_parseable_fixits): New function.
11842 (diagnostic_report_diagnostic): Call print_parseable_fixits.
11843 (selftest::assert_print_escaped_string): New function.
11844 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
11845 (selftest::test_print_escaped_string): New function.
11846 (selftest::test_print_parseable_fixits_none): New function.
11847 (selftest::test_print_parseable_fixits_insert): New function.
11848 (selftest::test_print_parseable_fixits_remove): New function.
11849 (selftest::test_print_parseable_fixits_replace): New function.
11850 (selftest::diagnostic_c_tests): New function.
11851 * diagnostic.h (struct diagnostic_context): Add field
11852 "parseable_fixits_p".
11853 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11854 -fdiagnostics-parseable-fixits.
11855 (-fdiagnostics-parseable-fixits): New option.
11856 * opts.c (common_handle_option): Handle
11857 -fdiagnostics-parseable-fixits.
11858 * selftest-run-tests.c (selftest::run_tests): Call
11859 selftest::diagnostic_c_tests.
11860 * selftest.h (selftest::diagnostic_c_tests): New prototype.
11862 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
11864 PR tree-optimization/71488
11865 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
11866 comparison of boolean vectors.
11867 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
11868 of boolean vectors using bitwise operations.
11870 2016-06-22 Andreas Schwab <schwab@suse.de>
11872 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
11873 Remove declaration.
11875 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
11877 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
11879 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
11881 * config/i386/i386.c (print_reg): Emit an error message on attempt to
11884 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11886 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
11887 * config/arm/arm-cores.def (cortex-a73): New entry.
11888 (cortex-a73.cortex-a35): Likewise.
11889 (cortex-a73.cortex-a53): Likewise.
11890 * config/arm/arm-tables.opt: Regenerate.
11891 * config/arm/arm-tune.md: Likewise.
11892 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
11893 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
11894 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
11895 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
11896 * doc/invoke.texi (ARM Options): Document cortex-a73,
11897 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
11899 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11901 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
11902 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
11903 (cortex-a73.cortex-a35): Likewise.
11904 (cortex-a73.cortex-a53): Likewise.
11905 * config/aarch64/aarch64-tune.md: Regenerate.
11906 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
11907 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
11910 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11912 * configure.ac (gcc_cv_as_compress_debug): Remove
11913 --compress-debug-sections as extra as switch.
11914 Handle gas --compress-debug-sections=type.
11915 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
11916 Handle gld --compress-debug-sections=type.
11917 * configure: Regenerate.
11919 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
11921 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
11923 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
11925 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
11926 (do_rewrite): likewise.
11928 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11930 * common/config/mep/mep-common.c: Remove.
11931 * config.gcc: Remove mep-* support.
11932 * config/mep/constraints.md: Remove.
11933 * config/mep/default.h: Remove.
11934 * config/mep/intrinsics.h: Remove.
11935 * config/mep/intrinsics.md: Remove.
11936 * config/mep/ivc2-template.h: Remove.
11937 * config/mep/mep-c5.cpu: Remove.
11938 * config/mep/mep-core.cpu: Remove.
11939 * config/mep/mep-default.cpu: Remove.
11940 * config/mep/mep-ext-cop.cpu: Remove.
11941 * config/mep/mep-intrin.h: Remove.
11942 * config/mep/mep-ivc2.cpu: Remove.
11943 * config/mep/mep-pragma.c: Remove.
11944 * config/mep/mep-protos.h: Remove.
11945 * config/mep/mep.c: Remove.
11946 * config/mep/mep.cpu: Remove.
11947 * config/mep/mep.h: Remove.
11948 * config/mep/mep.md: Remove.
11949 * config/mep/mep.opt: Remove.
11950 * config/mep/predicates.md: Remove.
11951 * config/mep/t-mep: Remove.
11952 * doc/install.texi: Remove mep-* documentation.
11953 * doc/md.texi: Likewise.
11955 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11957 * config.gcc: Remove support for avr-rtems.
11958 * config/avr/gen-avr-mmcu-specs.c: Likewise.
11959 * config/avr/rtems.h: Remove.
11960 * config/avr/t-rtems: Remove.
11962 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11964 * config.gcc: Remove m32r-rtems support.
11965 * config/m32r/rtems.h: Remove.
11967 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11969 * config.gcc: Remove h8300-rtems support.
11970 * config/h8300/rtems.h: Remove.
11971 * config/h8300/t-rtems: Remove.
11973 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11975 * config.gcc: Remove support for knetbsd.
11976 * configure.ac: Likewise.
11977 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
11978 * config/knetbsd-gnu.h: Remove.
11979 * configure: Regenerate.
11981 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11983 * config.gcc: Remove support for openbsd 2 and 3.
11984 * config/openbsd-oldgas.h: Remove.
11986 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11988 * config.gcc: Remove interix support.
11989 * config/i386/i386-interix.h: Remove.
11990 * config/i386/interix.opt: Remove.
11991 * config/i386/t-interix: Remove.
11992 * configure: Regenerate.
11993 * configure.ac: Remove interix support.
11994 * doc/install.texi: Remove interix documentation.
11996 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
11998 * config/rs6000/rs6000.h: Add conditional preprocessing directives
11999 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
12002 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
12004 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
12005 they are both PLACEHOLDER_EXPRs.
12007 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12009 * stor-layout.c (layout_type): Move setting complex MODE to
12010 layout_type, instead of setting it ahead of time by the caller.
12011 * tree.c (build_complex_type): Likewise.
12013 2016-06-21 Martin Liska <mliska@suse.cz>
12015 * predict.c (force_edge_cold): Replace imposisble with
12018 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
12020 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
12021 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
12023 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
12025 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
12027 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
12028 Ilya Enkovich <ilya.enkovich@intel.com>
12031 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
12032 New member function to convert V1TImode register to SUBREG
12033 TImode in debug insn.
12034 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
12035 after changing register mode to V1TImode.
12037 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
12039 * config/aarch64/aarch64-cores.def (vulcan): New core.
12040 * config/aarch64/aarch64-tune.md: Regenerate.
12041 * doc/invoke.texi: Document vulcan as an available option.
12043 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
12045 * cse.c (canon_asm_operands): New function extracted from...
12046 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
12047 either standalone or member of a PARALLEL.
12049 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
12052 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
12053 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
12054 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
12056 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
12059 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
12060 constant addresses if can_create_pseudo_p.
12062 2016-06-21 Jakub Jelinek <jakub@redhat.com>
12064 PR tree-optimization/71588
12065 * tree-ssa-strlen.c (valid_builtin_call): New function.
12066 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
12069 2016-06-20 Jakub Jelinek <jakub@redhat.com>
12071 PR middle-end/71581
12072 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
12073 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
12074 for conversion of scalar user var to complex type and use the
12075 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
12078 PR rtl-optimization/71591
12079 * toplev.c (toplev::run_self_tests): If no_backend, complain and
12080 don't run any tests.
12082 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
12085 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
12086 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
12087 space for PIC with non-v32 and the common non-PIC "jump".
12089 2016-06-20 Jakub Jelinek <jakub@redhat.com>
12092 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
12093 returned values and add UN*/LTGT/*ORDERED cases with values matching
12094 D operand modifier on vcmp for AVX.
12096 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12098 * config/aarch64/aarch64.opt
12099 (mpc-relative-literal-loads): Rename internal option name.
12100 * config/aarch64/aarch64.c
12101 (aarch64_nopcrelative_literal_loads): Rename to
12102 aarch64_pcrelative_literal_loads.
12103 (aarch64_expand_mov_immediate): Likewise.
12104 (aarch64_secondary_reload): Likewise.
12105 (aarch64_can_use_per_function_literal_pools_p): Likewise.
12106 (aarch64_override_options_after_change_1): Rename and simplify logic.
12107 (aarch64_classify_symbol): Merge large model checks into switch,
12108 remove pc-relative load check.
12110 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12112 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
12113 costs relative to the cost of a register move.
12115 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12117 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
12118 (vcvt_n_f64_u64): Likewise.
12119 (vcvt_n_s64_f64): Likewise.
12120 (vcvt_n_u64_f64): Likewise.
12121 (vcvt_f64_s64): Likewise.
12122 (vrecpe_f64): Likewise.
12123 (vcvt_f64_u64): Likewise.
12124 (vrecps_f64): Likewise.
12126 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12128 * config/aarch64/aarch64.md
12129 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
12131 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
12133 * config/aarch64/aarch64-builtins.c
12134 (aarch64_types_binop_uss_qualifiers): Delete.
12135 (TYPES_BINOP_USS): Likewise.
12136 (aarch64_types_binop_sus_qualifiers): Likewise.
12137 (TYPES_BINOP_SUS): Likewise.
12138 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
12139 (TYPES_FCVTIMM_SUS): Likewise.
12140 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
12142 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
12143 (fcvtzs): Use SHIFTIMM rather than BINOP.
12144 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
12146 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12148 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
12149 costs relative to the cost of a register move.
12151 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12153 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
12154 Allow scalar/single vector modes to be tieable.
12156 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12158 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
12160 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12162 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
12164 * tree.h (TYPE_ALIGN): Likewise.
12166 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
12169 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
12171 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
12173 * config/avr/avr.c (avr_print_operand): Fix "format not a string
12174 literal" build warnings.
12175 (avr_print_operand_address): Dito.
12177 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
12180 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
12181 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
12183 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
12185 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
12187 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
12190 * reload1.c (reload): Pass 0 to finish_spills when called because
12191 update_eliminables_and_spill returns true and remove did_spill.
12192 (finish_spills): Adjust comment and document GLOBAL parameter.
12194 2016-06-17 DJ Delorie <dj@redhat.com>
12197 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
12198 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
12199 (umulqihi3_virt): Likewise.
12200 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
12201 (umulqihi3_real): Likewise.
12203 2016-06-17 Martin Liska <mliska@suse.cz>
12205 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
12207 2016-06-17 Martin Liska <mliska@suse.cz>
12209 * predict.def: PRED_LOOP_EXIT from 92 to 85.
12211 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
12213 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
12215 (vaddq_f32): Likewise.
12216 (vmul_f32): Likewise.
12217 (vmulq_f32): Likewise.
12218 (vsub_f32): Likewise.
12219 (vsubq_f32): Likewise.
12221 2016-06-17 Bin Cheng <bin.cheng@arm.com>
12223 PR tree-optimization/71347
12224 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
12225 cost for all uses in group.
12227 2016-06-17 Bin Cheng <bin.cheng@arm.com>
12229 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
12230 insert gimple seq if it's not empty.
12232 2016-06-17 Bin Cheng <bin.cheng@arm.com>
12234 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
12236 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
12237 rather than OFFSET.
12238 (comp_dr_with_seg_len_pair): Ditto.
12239 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
12240 struct dr_with_seg_len_pair against DR_OFFSET.
12241 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
12242 DR_OFFSET directly.
12244 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
12246 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
12248 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
12250 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
12251 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
12252 (pa_output_millicode_call): Likewise.
12253 (pa_output_call): Likewise.
12254 (pa_output_indirect_call): Likewise.
12255 (pa_asm_output_mi_thunk): Likewise.
12257 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12259 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
12261 2016-06-16 Martin Liska <mliska@suse.cz>
12263 * predict.c (combine_predictions_for_insn): When we find a first
12264 match predictor, we should consider just predictors with
12265 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
12266 DS theory predictor.
12267 (combine_predictions_for_bb): Likewise.
12269 2016-06-16 Jakub Jelinek <jakub@redhat.com>
12271 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
12272 with base of reference to struct.
12274 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
12276 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
12278 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12281 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
12282 progmem_swtable_section.
12283 (progmem_swtable_section): Remove.
12284 (avr_asm_function_rodata_section): Remove.
12285 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
12286 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
12288 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
12290 * config/i386/driver-i386.c (host_detect_local_cpu): Set
12291 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
12292 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
12293 signature_CENTAUR_ebx.
12294 * config/i386/i386.c (ix86_option_override_internal): Add
12295 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
12296 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
12297 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
12299 2016-06-16 Martin Liska <mliska@suse.cz>
12301 * predict.def: Add fortran loop preheader predictor.
12302 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
12303 fold IFN_BUILTIN_EXPECT with a known constant argument.
12305 2016-06-16 Martin Liska <mliska@suse.cz>
12307 * predict.def: Add 'Fortran' to display text of all
12308 PRED_FORTRAN_* predictors.
12310 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
12313 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
12314 [IA64_BUILTIN_NANSQ]: Ditto.
12315 (ia64_fold_builtin): New function.
12316 (TARGET_FOLD_BUILTIN): New define.
12317 (ia64_init_builtins) Declare const_string_type node.
12318 Add __builtin_nanq and __builtin_nansq builtin functions.
12319 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
12321 2016-06-16 Nick Clifton <nickc@redhat.com>
12323 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
12324 MSP430_HWMULT_ prefix to enum values.
12325 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
12326 * config/msp430/msp430.c: Update use of enum values.
12327 * config/msp430/msp430.md: Likewise.
12328 * config/msp430/msp430.opt: Likewise.
12330 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
12332 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
12333 of comparsions in the last iteration.
12335 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
12336 Joern Rennecke <joern.rennecke@embecosm.com>
12338 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
12340 (arc_needs_pcl_p): Add GOTOFFPC.
12341 (arc_legitimate_pic_addr_p): Likewise.
12342 (arc_output_pic_addr_const): Likewise.
12343 (arc_legitimize_pic_address): Generate a pc-relative address using
12345 (arc_output_libcall): Use @pcl syntax.
12346 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
12347 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
12348 (*movsi_insn): Use @pcl syntax.
12349 (doloop_begin_i): Likewise.
12351 2016-06-16 Martin Liska <mliska@suse.cz>
12353 * predict.def: Define a new predictor.
12355 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
12357 * config/arc/arc.opt (mtp-regno): Update text.
12359 2016-06-16 Renlin Li <renlin.li@arm.com>
12361 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
12363 2016-06-16 Jakub Jelinek <jakub@redhat.com>
12366 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
12367 (setcc + and peephole2): Likewise.
12369 PR rtl-optimization/71532
12370 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
12373 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12375 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
12376 DImode constants with XXSPLTIB in vector registers.
12377 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
12378 vsx_extract_<mode>_internal{1,2} into a single insn that handles
12379 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
12380 extraction of the element at the top of the register as a scalar
12382 (vsx_extract_<mode>_internal1): Likewise.
12383 (vsx_extract_<mode>_internal2): Likewise.
12384 * config/rs6000/constraints.md (wi constraint): Remove a comment
12385 about DImode not being allowed in Altivec registers.
12386 (wB constraint): New constraint for constants that can be
12387 generated in Altivec registers with VSPLTISW/VUPKHSW.
12388 * config/rs6000/predicates.md (xxspltib_constant_split): Update
12390 (xxspltib_constant_nosplit): Likewise.
12391 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
12392 support for -mupper-regs-di to enable DImode to go into Altivec
12394 (POWERPC_MASKS): Likewise.
12395 (power7 cpu): Likewise.
12396 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
12397 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
12398 for DImode being allowed in Altivec registers. Update wi/wj
12399 constraints. Set scalar_in_vmx_p flag.
12400 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
12401 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
12402 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
12403 (rs6000_opt_masks): Add -mupper-regs-di.
12404 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
12405 direct move to use wi and not wj.
12406 (lfiwzx): Likewise.
12407 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
12409 (floatunssi<mode>2_lfiwzx_mem): Likewise.
12410 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
12411 any VSX register, instead of just Altivec registers, to allow
12412 either operand to be an Altivec register or both.
12413 (fixuns_trunc<mode>di2_fctiduz): Likewise.
12414 (movdi_internal32): Add support for -mupper-regs-di. Add support
12415 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
12416 the alternatives and attributes to be lined up to be easier to
12418 (movdi_internal64): Likewise.
12419 (64-bit DImode splitters): Change predicates to only split loading
12420 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
12421 load constants in ISA 3.0 or ISA 2.07 respectively.
12422 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
12423 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
12424 mention -mcpu=power9 sets these options.
12425 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
12428 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12431 * config/avr/avr.c (avr_set_current_function): Warn misspelled
12432 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
12433 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
12434 by default to warn misspelled interrupt/ signal handler.
12435 * doc/invoke.texi (AVR Options): Document it. Update description
12436 for -nodevicelib option.
12438 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12440 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
12441 up parentheses. Use GET_MODE_UNIT_BITSIZE.
12442 (aarch64_<sur>shll2_n<mode>): Likewise.
12444 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
12446 PR middle-end/71529
12447 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
12448 DECL_CONTEXT for copied arguments.
12450 2016-06-15 Alan Hayward <alan.hayward@arm.com>
12452 PR tree-optimization/71483
12453 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
12456 2016-06-15 Martin Liska <mliska@suse.cz>
12458 * predict.c (tree_predict_by_opcode): Call predict_edge_def
12459 instead of predict_edge w/o a probability.
12461 2016-06-15 Alan Hayward <alan.hayward@arm.com>
12463 PR tree-optimization/71439
12464 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
12467 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12469 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
12470 register subregs in SET_SRC.
12472 2016-06-15 Richard Biener <rguenther@suse.de>
12474 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
12475 store restrictions.
12477 2016-06-15 Richard Biener <rguenther@suse.de>
12479 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
12480 not consider dependences between accesses that belong to the
12482 (vect_analyze_data_ref_dependences): Do not analyze read-read
12483 or self-dependences.
12485 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12487 * spellcheck-tree.c: Include spellcheck-tree.h rather than
12489 (find_closest_identifier): Reimplement in terms of
12490 best_match<tree,tree>.
12491 * spellcheck-tree.h: New file.
12492 * spellcheck.c (struct edit_distance_traits<const char *>): New
12494 (find_closest_string): Reimplement in terms of
12495 best_match<const char *, const char *>.
12496 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
12497 overload to spellcheck-tree.h.
12498 (find_closest_identifier): Likewise.
12499 (struct edit_distance_traits<T>): New template.
12500 (class best_match): New class.
12502 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12504 * selftest-run-tests.c (selftest::run_tests): Call
12505 selftest::spellcheck_tree_c_tests.
12506 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
12507 * spellcheck-tree.c: Include selftest.h and stringpool.h.
12508 (selftest::test_find_closest_identifier): New function.
12509 (selftest::spellcheck_tree_c_tests): New function.
12510 * spellcheck.c (selftest::test_find_closest_string): Verify that
12511 the order of the vec does not affect the results for this case.
12512 (selftest::test_data): New array.
12513 (selftest::test_metric_conditions): New function.
12514 (selftest::spellcheck_c_tests): Add a test of case-comparison.
12515 Call selftest::test_metric_conditions.
12517 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12519 * config/rs6000/rs6000-builtin.def (commentary): Typo.
12520 (BU_P9_MISC_1): Likewise.
12521 (BU_P9_64BIT_MISC_0): Likewise.
12522 (BU_P9_MISC_0): Likewise.
12524 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12526 * gcc-rich-location.c
12527 (gcc_rich_location::add_fixit_misspelled_id): New method.
12528 * gcc-rich-location.h
12529 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
12531 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
12533 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
12534 FreeBSD 11 and above.
12536 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
12538 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
12540 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12542 * expmed.h: Close parenthesis in "at your option" in copyright
12544 * lower-subreg.h: Likewise.
12546 2016-06-14 Richard Biener <rguenther@suse.de>
12548 PR middle-end/71526
12549 * genmatch.c (expr::gen_transform): Use in_type for comparisons
12552 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12554 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
12556 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
12557 mask+shift version.
12558 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
12560 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
12561 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
12563 2016-06-14 Richard Biener <rguenther@suse.de>
12565 PR tree-optimization/71522
12566 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
12567 copying into float copying.
12569 2016-06-14 Jakub Jelinek <jakub@redhat.com>
12571 PR tree-optimization/71520
12572 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
12573 (replace_block_by): Move user labels from bb1 to bb2.
12575 2016-06-14 Richard Biener <rguenther@suse.de>
12577 PR middle-end/71310
12579 * expr.h (get_bit_range): Declare.
12580 * expr.c (get_bit_range): Export.
12581 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
12582 word_mode again to constrain the bitfield access.
12584 2016-06-14 Richard Biener <rguenther@suse.de>
12586 PR tree-optimization/71521
12587 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
12588 division int_const_binop against zero divisor.
12590 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12592 * config/i386/i386.md (signbittf2): New expander.
12593 * config/i386/sse.md (ptesttf2): New insn pattern.
12595 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12598 * input.c (selftest::test_reading_source_line): Avoid reading from
12599 __FILE__ by creating a tempfile with known content and reading
12602 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12604 * pretty-print.c (assert_pp_format_colored): Skip the test if
12606 (test_pp_format): Remove comment about GCC_COLORS.
12608 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12610 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
12611 * pretty-print.c (assert_pp_format_va): Add location param and use
12612 it with ASSERT_STREQ_AT.
12613 (assert_pp_format): Add location param and pass it to
12614 assert_pp_format_va.
12615 (assert_pp_format_colored): Likewise.
12616 (ASSERT_PP_FORMAT_1): New.
12617 (ASSERT_PP_FORMAT_2): New.
12618 (ASSERT_PP_FORMAT_3): New.
12619 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
12620 explicitly, or implicitly via the above macros.
12621 * selftest.c (selftest::pass): Use a selftest::location rather
12622 than file and line.
12623 (selftest::fail): Likewise. Print the function name.
12624 (selftest::fail_formatted): Likewise.
12625 (selftest::assert_streq): Use a selftest::location rather than
12627 * selftest.h (selftest::location): New struct.
12628 (SELFTEST_LOCATION): New macro.
12629 (selftest::pass): Accept a const location & rather than file
12631 (selftest::fail): Likewise.
12632 (selftest::fail_formatted): Likewise.
12633 (selftest::assert_streq): Likewise.
12634 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
12635 (ASSERT_FALSE): Likewise.
12636 (ASSERT_EQ): Likewise.
12637 (ASSERT_NE): Likewise.
12638 (ASSERT_STREQ): Likewise.
12639 (ASSERT_PRED1): Likewise.
12640 (ASSERT_STREQ_AT): New macro.
12642 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12644 * selftest.c (selftest::fail_formatted): New function.
12645 (selftest::assert_streq): New function.
12646 * selftest.h (selftests::fail_formatted): New decl.
12647 (selftest::assert_streq): New decl.
12648 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
12650 2016-06-13 Jeff Law <law@redhat.com>
12652 PR tree-optimization/71403
12653 * tree-ssa-threadbackward.c
12654 (convert_and_register_jump_thread_path): No longer accept reference
12655 to path. Do not pop items off the path anymore.
12656 (fsm_find_control_statement_thread_paths): Do not allow threading
12657 to a deeper loop nest. Pop the last item off the path here rather
12658 than in convert_and_register_jump_thread_path.
12660 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12661 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
12663 [AArch64] Emit division using the Newton series
12665 * config/aarch64/aarch64-protos.h
12666 (cpu_approx_modes): Add new member "division".
12667 (aarch64_emit_approx_div): Declare new function.
12668 * config/aarch64/aarch64.c
12669 (generic_approx_modes): New member "division".
12670 (exynosm1_approx_modes): Likewise.
12671 (xgene1_approx_modes): Likewise.
12672 (aarch64_emit_approx_div): Define new function.
12673 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
12674 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
12675 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
12676 * doc/invoke.texi (-mlow-precision-div): Describe new option.
12678 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12679 Wilco Dijkstra <wilco.dijkstra@arm.com>
12681 [AArch64] Emit square root using the Newton series
12683 * config/aarch64/aarch64-protos.h
12684 (aarch64_emit_approx_rsqrt): Replace with new function
12685 "aarch64_emit_approx_sqrt".
12686 (cpu_approx_modes): New member "sqrt".
12687 * config/aarch64/aarch64.c
12688 (generic_approx_modes): New member "sqrt".
12689 (exynosm1_approx_modes): Likewise.
12690 (xgene1_approx_modes): Likewise.
12691 (aarch64_emit_approx_rsqrt): Replace with new function
12692 "aarch64_emit_approx_sqrt".
12693 (aarch64_override_options_after_change_1): Handle new option.
12694 * config/aarch64/aarch64-simd.md
12695 (rsqrt<mode>2): Use new function instead.
12696 (sqrt<mode>2): New expansion and insn definitions.
12697 * config/aarch64/aarch64.md: Likewise.
12698 * config/aarch64/aarch64.opt
12699 (mlow-precision-sqrt): Add new option description.
12700 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
12702 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12704 [AArch64] Add more choices for the reciprocal square root approximation
12706 Allow a target to prefer such operation depending on the operation mode.
12708 * config/aarch64/aarch64-protos.h
12709 (AARCH64_APPROX_MODE): New macro.
12710 (AARCH64_APPROX_{NONE,ALL}): Likewise.
12711 (cpu_approx_modes): New structure.
12712 (tune_params): New member "approx_modes".
12713 * config/aarch64/aarch64-tuning-flags.def
12714 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
12715 * config/aarch64/aarch64.c
12716 (generic_approx_modes): New core "cpu_approx_modes" structure.
12717 (exynosm1_approx_modes): Likewise.
12718 (xgene1_approx_modes): Likewise.
12719 (generic_tunings): New member "approx_modes".
12720 (cortexa35_tunings): Likewise.
12721 (cortexa53_tunings): Likewise.
12722 (cortexa57_tunings): Likewise.
12723 (cortexa72_tunings): Likewise.
12724 (exynosm1_tunings): Likewise.
12725 (thunderx_tunings): Likewise.
12726 (xgene1_tunings): Likewise.
12727 (use_rsqrt_p): New argument for the mode and use new member from
12729 (aarch64_builtin_reciprocal): Devise mode from builtin.
12730 (aarch64_optab_supported_p): New argument for the mode.
12731 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
12733 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
12735 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
12736 RS6000_BTM_MODULO flag into the set of flags that are considered
12737 to be part of the common configuration.
12739 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
12741 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
12742 difference unsigned.
12743 (vec_absdb): New macro for vector absolute difference unsigned
12745 (vec_absdh): New macro for vector absolute difference unsigned
12747 (vec_absdw): New macro for vector absolute difference unsigned word.
12748 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
12749 (vadu<mode>3): New insn.
12750 (*p9_vadu<mode>3): New insn.
12751 * config/rs6000/rs6000-builtin.def (vadub): New built-in
12753 (vaduh): New built-in definition.
12754 (vaduw): New built-in definition.
12755 (vadu): New overloaded built-in definition.
12756 (vadub): New overloaded built-in definition.
12757 (vaduh): New overloaded built-in definition.
12758 (vaduw): New overloaded built-in definition.
12759 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12760 overloaded vector absolute difference unsigned functions.
12761 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12762 the ISA 3.0 vector absolute difference unsigned built-in functions.
12764 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
12766 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
12767 update shared_lookup_references only once after changing operands.
12769 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
12771 PR middle-end/71373
12772 * tree-nested.c (convert_nonlocal_omp_clauses)
12773 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
12775 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
12776 * tree.def (CASE_LABEL_EXPR): Likewise.
12778 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12781 * input.c (test_builtins): Fix an assertion.
12783 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12785 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
12786 (paritysi2): Ditto.
12788 (isinf<mode>2): Ditto.
12790 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12792 * ggc-tests.c (test_finalization): Only test need_finalization_p
12793 for GCC_VERSION >= 4003.
12795 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12797 * config/s390/vecintrin.h: Fix file description in comment.
12799 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12801 * config/s390/s390-builtin-types.def: Change builtin type naming
12802 scheme to match builtin-types.def.
12804 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
12806 * fold-const.c (optimize_minmax_comparison): Remove.
12807 (fold_comparison): Remove call to the above.
12808 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
12809 New transformations.
12811 2016-06-13 Alan Hayward <alan.hayward@arm.com>
12813 PR tree-optimization/71416
12814 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
12817 2016-06-13 Martin Liska <mliska@suse.cz>
12819 * predict.c (enum predictor_reason): Prefix enum with REASON_.
12820 (combine_predictions_for_insn): Likewise.
12821 (prune_predictions_for_bb): Likewise.
12822 (combine_predictions_for_bb): Likewise.
12824 2016-06-13 Richard Biener <rguenther@suse.de>
12826 PR tree-optimization/71505
12827 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
12828 assert match comment.
12830 2016-06-13 Marek Polacek <polacek@redhat.com>
12832 PR middle-end/71476
12833 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
12834 gimplify_switch_expr.
12835 (warn_switch_unreachable_r): New function.
12837 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12840 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
12843 2016-06-13 Richard Biener <rguenther@suse.de>
12845 PR middle-end/64516
12846 * fold-const.c (fold_unary_loc): Preserve alignment when
12847 folding a VIEW_CONVERT_EXPR into a MEM_REF.
12849 2016-06-13 Martin Liska <mliska@suse.cz>
12852 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
12853 w/ -fsanitize=bounds.
12855 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
12857 * config/i386/i386.c (ix86_init_builtins): Calculate
12858 FLOAT128_FTYPE_CONST_STRING function type only once.
12859 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
12860 built-in functions are available for x86-32 and x86-64 targets.
12862 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
12865 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
12866 New primitive type.
12867 (FLOAT128_FTYPE_CONST_STRING): New function type.
12868 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
12869 [IX86_BUILTIN_NANSQ]: Ditto.
12870 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
12871 (ix86_init_builtin_types): Declare const_string_type_node.
12872 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
12874 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
12875 * doc/extend.texi (x86 Built-in Functions): Document
12876 __builtin_nanq and __builtin_nansq.
12878 2016-06-11 Jiong Wang <jiong.wang@arm.com>
12881 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
12882 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
12883 length for pop patterns.
12884 (arm_attr_length_push_multi): Update comments.
12885 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
12887 (*pop_multiple_with_writeback_and_return): Likewise.
12888 (*pop_multiple_with_return): Likewise.
12890 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
12892 PR middle-end/71310
12893 * fold-const.c (optimize_bit_field_compare): Don't try to use
12894 word_mode unconditionally for reading the bit field, look at
12895 DECL_BIT_FIELD_REPRESENTATIVE instead.
12897 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
12899 PR middle-end/71478
12900 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
12901 vector integer type.
12903 2016-06-10 Jakub Jelinek <jakub@redhat.com>
12905 PR middle-end/71494
12906 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
12907 without LABEL_DECL, set *handled_ops_p to false instead of true.
12909 2016-06-10 Martin Sebor <msebor@redhat.com>
12912 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
12913 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
12914 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
12916 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
12917 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
12918 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
12919 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
12920 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
12921 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
12922 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
12923 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
12925 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12927 * config/arm/arm.h (pool_vector_label,
12928 return_used_this_function): Remove.
12930 2016-06-10 Jeff Law <law@redhat.com>
12932 PR tree-optimization/71335
12933 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
12934 zero length paths here.
12935 (convert_and_register_jump_thread_path): Remove hacks related to
12936 duplicated blocks in the jump thread path.
12937 (fsm_find_control_statement_thread_paths): Avoid putting the same
12938 block on the thread path twice, but ensure the thread path is
12939 unchanged from the caller's point of view.
12941 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12943 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
12944 * predict.def (PRED_LOOP_BRANCH): Remove.
12946 2016-06-10 David Malcolm <dmalcolm@redhat.com>
12948 * Makefile.in (OBJS): Add ggc-tests.o.
12949 (GTFILES): Add ggc-tests.c.
12950 * ggc-tests.c: New file.
12951 * selftest-run-tests.c (selftest::run_tests): Call
12952 selftest::ggc_tests_c_tests.
12953 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
12955 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
12957 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
12959 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
12962 * varasm.c (place_block_symbol): Adjust alignment for asan protected
12963 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
12965 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12967 * profile.c: Include cfgloop.h.
12968 (branch_prob): Compute estimated number of iterations.
12969 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
12970 recompute estimate number of iterations from profile.
12972 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12974 PR inline-asm/68843
12975 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
12976 must be grouped on top of stack. Don't force early clobber
12977 on ordinary reg outputs.
12979 2016-06-10 Richard Biener <rguenther@suse.de>
12981 * targhooks.c (default_builtin_vectorization_cost): Adjust
12982 vec_construct cost.
12984 2016-06-10 Richard Biener <rguenther@suse.de>
12986 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
12987 to fold the RHS to a constant if possible.
12989 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
12991 PR middle-end/71373
12992 * tree-nested.c (convert_nonlocal_omp_clauses)
12993 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
12994 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
12995 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
12997 * gimplify.c (gimplify_adjust_omp_clauses): Discard
12999 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
13001 * omp-low.c (scan_sharing_clauses): Don't expect
13002 OMP_CLAUSE__CACHE_.
13004 2016-06-10 Alan Hayward <alan.hayward@arm.com>
13006 PR tree-optimization/71407
13007 PR tree-optimization/71416
13008 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
13009 BIT_FIELD_REF type.
13011 2016-06-10 Richard Biener <rguenther@suse.de>
13013 PR middle-end/71477
13014 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
13016 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
13018 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
13020 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
13021 Jiong Wang <jiong.wang@arm.com>
13023 PR rtl-optimization/70751
13024 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
13025 spilled into memory.
13027 2016-06-09 Jonathan Yong <10walls@gmail.com>
13030 2015-09-21 Jonathan Yong <10walls@gmail.com>
13032 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
13033 sysroot/usr/lib/32api for additional win32 libraries,
13034 fixes failing Cygwin bootstrapping.
13036 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
13038 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
13041 2016-06-09 David Malcolm <dmalcolm@redhat.com>
13044 * pretty-print.c (pp_indent): Specify that %p is printed in a
13045 host-dependent manner.
13046 (test_pp_format): Remove the test for %p.
13048 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
13050 * config/mips/mips.c (mips_output_jump): Fix formatting.
13052 2016-06-09 Richard Biener <rguenther@suse.de>
13054 PR tree-optimization/71462
13055 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
13058 2016-06-09 Martin Liska <mliska@suse.cz>
13060 * predict.c (dump_prediction): Add new argument.
13061 (enum predictor_reason): New enum.
13062 (struct predictor_hash): New struct.
13063 (predictor_hash::hash): New function.
13064 (predictor_hash::equal): Likewise.
13065 (not_removed_prediction_p): New function.
13066 (prune_predictions_for_bb): Likewise.
13067 (combine_predictions_for_bb): Prune predictions.
13069 2016-06-09 Martin Liska <mliska@suse.cz>
13071 * predict.c (filter_predictions): New function.
13072 (remove_predictions_associated_with_edge): Use the filter
13074 (equal_edge_p): New function.
13076 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
13078 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
13079 Correct usage of @samp vs @option, add @samp where appropriate.
13080 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
13081 Add armv6s-m and document it, as it is no official ARM name.
13083 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13085 * ifcvt.c (struct noce_if_info): Add transform_name field.
13086 (noce_try_move): Set if_info->transform_name to the function name.
13087 (noce_try_ifelse_collapse): Likewise.
13088 (noce_try_store_flag): Likewise.
13089 (noce_try_inverse_constants): Likewise.
13090 (noce_try_store_flag_constants): Likewise.
13091 (noce_try_addcc): Likewise.
13092 (noce_try_store_flag_mask): Likewise.
13093 (noce_try_cmove): Likewise.
13094 (noce_try_cmove_arith): Likewise.
13095 (noce_try_minmax): Likewise.
13096 (noce_try_abs): Likewise.
13097 (noce_try_sign_mask): Likewise.
13098 (noce_try_bitop): Likewise.
13099 (noce_convert_multiple_sets): Likewise.
13100 (noce_process_if_block): Print if_info->transform_name to
13101 dump_file if transformation succeeded.
13103 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13105 * config/arm/cortex-a57.md (cortex_a57_alu):
13108 2016-06-08 Martin Sebor <msebor@redhat.com>
13109 Jakub Jelinek <jakub@redhat.com>
13113 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
13114 BUILT_IN_MUL_OVERFLOW_P): New builtins.
13115 * builtins.c: Include gimple-fold.h.
13116 (fold_builtin_arith_overflow): Handle
13117 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
13118 (fold_builtin_3): Likewise.
13119 * doc/extend.texi (Integer Overflow Builtins): Document
13120 __builtin_{add,sub,mul}_overflow_p.
13122 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
13124 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
13125 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
13127 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
13129 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
13130 Rewrite, looking one level down for records and arrays.
13132 2016-06-08 David Malcolm <dmalcolm@redhat.com>
13134 * pretty-print.c: Include "selftest.h".
13135 (pp_format): Fix comment.
13136 (identifier_to_locale): Likewise.
13137 (selftest::test_basic_printing): New function.
13138 (selftest::assert_pp_format): New function.
13139 (selftest::test_pp_format): New function.
13140 (selftest::pretty_print_c_tests): New function.
13141 * selftest-run-tests.c (selftest::run_tests): Call
13142 selftest::pretty_print_c_tests.
13143 * selftest.h (pretty_print_c_tests): New declaration.
13145 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13147 * invoke.texi (max-loop-headers-insns): Document.
13148 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
13149 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
13150 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
13152 2016-06-08 Richard Biener <rguenther@suse.de>
13154 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
13155 on strided SLP loads and fall back to scalar loads in case
13156 we can't chunk them.
13158 2016-06-08 Richard Biener <rguenther@suse.de>
13160 PR tree-optimization/71452
13161 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
13162 type used for the SSA rewrite has enough precision to cover
13163 the dynamic type of the location.
13165 2016-06-08 Jakub Jelinek <jakub@redhat.com>
13166 Richard Biener <rguenther@suse.de>
13169 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
13170 the same as DECL_P (base0) for indirect_base0. Use equality_code
13171 in one further place.
13173 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
13175 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
13176 to one word if the field is known to overlap other words.
13177 (extract_bit_field_1): Likewise.
13178 (store_split_bit_field): Remove compensating code.
13179 (extract_split_bit_field): Likewise.
13181 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
13185 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
13187 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13189 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
13191 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
13192 (arch64_addpv4sf): Delete.
13193 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
13194 "gen_aarch64_addpv4sf".
13195 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
13197 (vpadds_f32): Likewise.
13198 (vpaddq_f32): Likewise.
13199 (vpaddq_f64): Likewise.
13201 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13203 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
13205 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
13206 to VALLF. Rename to "fabd<mode>3".
13207 "*fabd_scalar<mode>3): Delete.
13208 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
13210 (vabdd_f64): Likewise.
13211 (vabd_f32): Likewise.
13212 (vabd_f64): Likewise.
13213 (vabdq_f32): Likewise.
13214 (vabdq_f64): Likewise.
13216 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13218 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
13220 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
13221 "aarch64_rsqrts<mode>".
13222 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
13223 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
13225 (vrsqrtsd_f64): Likewise.
13226 (vrsqrts_f32): Likewise.
13227 (vrsqrts_f64): Likewise.
13228 (vrsqrtsq_f32): Likewise.
13229 (vrsqrtsq_f64): Likewise.
13231 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13233 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
13235 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
13236 "aarch64_rsqrte<mode>".
13237 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
13238 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
13240 (vrsqrted_f64): Likewise.
13241 (vrsqrte_f32): Likewise.
13242 (vrsqrte_f64): Likewise.
13243 (vrsqrteq_f32): Likewise.
13244 (vrsqrteq_f64): Likewise.
13246 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13248 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
13250 (fcvtzs): Likewise.
13251 (fcvtzu): Likewise.
13252 * config/aarch64/aarch64-simd.md
13253 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
13254 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
13255 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
13257 (vcvt_n_f32_u32): Likewise.
13258 (vcvt_n_s32_f32): Likewise.
13259 (vcvt_n_u32_f32): Likewise.
13260 (vcvtq_n_f32_s32): Likewise.
13261 (vcvtq_n_f32_u32): Likewise.
13262 (vcvtq_n_f64_s64): Likewise.
13263 (vcvtq_n_f64_u64): Likewise.
13264 (vcvtq_n_s32_f32): Likewise.
13265 (vcvtq_n_s64_f64): Likewise.
13266 (vcvtq_n_u32_f32): Likewise.
13267 (vcvtq_n_u64_f64): Likewise.
13268 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
13269 (VSDQ_SDI): Likewise.
13270 (fcvt_target): Support V4DI, V4SI and V2SI.
13271 (FCVT_TARGET): Likewise.
13273 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13275 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
13276 (TYPES_BINOP_SUS): Likewise.
13277 (aarch64_simd_builtin_data): Update include file name.
13278 (aarch64_builtins): Likewise.
13279 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
13280 for conversion between scalar float-point and fixed-point.
13282 (fcvtzs): Likewise.
13283 (fcvtzu): Likewise.
13284 * config/aarch64/aarch64.md
13285 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
13286 pattern for conversion between scalar float to fixed-pointer.
13287 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
13288 (UNSPEC_FCVTZS): New UNSPEC enumeration.
13289 (UNSPEC_FCVTZU): Likewise.
13290 (UNSPEC_SCVTF): Likewise.
13291 (UNSPEC_UCVTF): Likewise.
13292 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
13294 (vcvtd_n_f64_u64): Likewise.
13295 (vcvtd_n_s64_f64): Likewise.
13296 (vcvtd_n_u64_f64): Likewise.
13297 (vcvtd_n_f32_s32): Likewise.
13298 (vcvts_n_f32_u32): Likewise.
13299 (vcvtd_n_s32_f32): Likewise.
13300 (vcvts_n_u32_f32): Likewise.
13301 * config/aarch64/iterators.md (fcvt_target): Support integer to float
13303 (FCVT_TARGET): Likewise.
13304 (FCVT_FIXED2F): New iterator.
13305 (FCVT_F2FIXED): Likewise.
13306 (fcvt_fixed_insn): New define_int_attr.
13308 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13310 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
13311 some statements was removed.
13313 2016-06-08 Alan Hayward <alan.hayward@arm.com>
13315 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
13316 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
13317 (vect_can_advance_ivs_p): likewise.
13318 (vect_update_ivs_after_vectorizer): likewise.
13319 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
13320 (vect_analyze_scalar_cycles_1): likewise.
13321 (vect_analyze_loop_operations): likewise.
13322 (report_vect_op): likewise.
13323 (vect_is_slp_reduction): likewise.
13324 (vect_is_simple_reduction): likewise.
13325 (get_initial_def_for_induction): likewise.
13326 (vect_transform_loop): likewise.
13327 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
13328 (vect_recog_sad_pattern): likewise.
13329 (vect_recog_widen_sum_pattern): likewise.
13330 (vect_recog_widening_pattern): likewise.
13331 (vect_recog_divmod_pattern): likewise.
13332 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
13333 (vect_analyze_slp_instance): likewise.
13334 (vect_transform_slp_perm_load): likewise.
13335 (vect_schedule_slp_instance): likewise.
13337 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13339 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
13340 (return_prediction): PRED_CONST_RETURN predict return as not taken.
13341 * predict.def (PRED_CONTINUE): Change hitrate 50->67
13342 (PRED_LOOP_BRANCH): Document predictor as broken.
13343 (PRED_LOOP_EXIT): Change hitrate 91->92.
13344 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
13345 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
13346 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
13347 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
13348 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
13349 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
13350 (PRED_CALL): Chane hitrate 71->67.
13351 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
13352 (PRED_GOTO): Document as unused right now.
13353 (PRED_CONST_RETURN): Change hitrate 67->69
13354 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
13355 (PRED_NULL_RETURN): Change hitrate 91->90.
13356 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
13357 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
13358 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
13360 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
13362 * config/rs6000/altivec.h: Add __builtin_vec_mul.
13363 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
13364 special case Altivec builtin.
13365 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
13366 VSX_BUILTIN_VEC_MUL (replaced with special case code).
13367 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13368 code for ALTIVEC_BUILTIN_VEC_MUL.
13369 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13370 for __builtin_vec_mul.
13372 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
13374 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
13377 2016-06-07 David Malcolm <dmalcolm@redhat.com>
13379 * spellcheck.c (selftest::test_find_closest_string): New function.
13380 (spellcheck_c_tests): Call the above.
13382 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13384 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
13386 2016-06-07 Jakub Jelinek <jakub@redhat.com>
13388 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
13389 Yv=Yv,C alternatives.
13391 2016-06-07 Richard Biener <rguenther@suse.de>
13394 * common.opt (ffast-math): Make Optimization.
13396 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
13397 Prachi Godbole <prachi.godbole@imgtec.com>
13399 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
13400 `fabs' and `fneg' type attributes.
13401 (p5600_fpu_fabs): Add `fmove' to the comment.
13403 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13405 * gimple.c: Include builtins.h
13406 (gimple_inexpensive_call_p): New function.
13407 * gimple.h (gimple_inexpensive_call_p): Declare.
13408 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
13409 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
13412 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
13414 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
13415 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
13416 warning_at_rich_loc, warning_n, pedwarn, permerror,
13417 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
13418 sorry, fatal_error, internal_error, internal_error_no_backtrace):
13421 2016-06-07 Richard Biener <rguenther@suse.de>
13423 PR tree-optimization/71428
13424 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
13425 BIT_FIELD_REF op vs. load.
13427 2016-06-07 Richard Biener <rguenther@suse.de>
13429 PR middle-end/71423
13430 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
13433 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
13435 * config/pa/pa.md (call): Generate indirect long calls to non-local
13436 functions on TARGET_64BIT.
13437 (call_value): Likewise.
13439 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
13441 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
13442 pattern and subsequent splitters.
13443 (call_val_reg_64bit_post_reload): Likewise.
13445 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13447 PR middle-end/71408
13448 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
13449 propagate_op_to_single_use.
13451 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13453 PR middle-end/71281
13454 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
13456 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
13458 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
13459 (enum x86_dirflag_state): New enum.
13460 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
13461 (machine_function): Remove needs_cld.
13462 (ix86_current_function_needs_cld): Remove.
13463 * config/i386/i386.c (ix86_set_func_type): Set
13464 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
13465 (ix86_expand_prologue): Do not emit CLD here.
13466 (ix86_dirflag_mode_needed): New function.
13467 (ix86_dirflag_mode_entry): Ditto.
13468 (ix86_mode_needed): Handle X86_DIRFLAG entity.
13469 (ix86_mode_after): Ditto.
13470 (ix86_mode_entry): Ditto.
13471 (ix86_mode_exit): Ditto.
13472 (ix86_emit_mode_set): Ditto.
13473 * config/i386/i386.md (strmov_singleop): Set
13474 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
13475 Do not set ix86_current_function_needs_cld.
13477 (strset_singleop): Ditto.
13479 (cmpstrnqi_nz_1): Ditto.
13480 (cmpstrnqi_1): Ditto.
13481 (strlenqi_1): Ditto.
13483 2016-06-06 Jakub Jelinek <jakub@redhat.com>
13485 PR tree-optimization/71259
13486 * tree-vect-slp.c (vect_get_constant_vectors): For
13487 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
13488 one for constant op, and use COND_EXPR for non-constant.
13490 2016-06-06 David Malcolm <dmalcolm@redhat.com>
13492 * Makefile.in (OBJS): Add function-tests.o,
13493 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
13494 selftest-run-tests.o.
13495 (OBJS-libcommon): Add selftest.o.
13496 (OBJS-libcommon-target): Add selftest.o.
13497 (all.internal): Add "selftest".
13498 (all.cross): Likewise.
13499 (selftest): New phony target.
13500 (s-selftest): New target.
13501 (selftest-gdb): New phony target.
13502 (COLLECT2_OBJS): Add selftest.o.
13503 * bitmap.c: Include "selftest.h".
13504 (selftest::test_gc_alloc): New function.
13505 (selftest::test_set_range): New function.
13506 (selftest::test_clear_bit_in_middle): New function.
13507 (selftest::test_copying): New function.
13508 (selftest::test_bitmap_single_bit_set_p): New function.
13509 (selftest::bitmap_c_tests): New function.
13510 * common.opt (fself-test): New.
13511 * diagnostic-show-locus.c: Include "selftest.h".
13512 (make_range): New function.
13513 (test_range_contains_point_for_single_point): New function.
13514 (test_range_contains_point_for_single_line): New function.
13515 (test_range_contains_point_for_multiple_lines): New function.
13516 (assert_eq): New function.
13517 (test_get_line_width_without_trailing_whitespace): New function.
13518 (selftest::diagnostic_show_locus_c_tests): New function.
13519 * et-forest.c: Include "selftest.h".
13520 (selftest::test_single_node): New function.
13521 (selftest::test_simple_tree): New function.
13522 (selftest::test_disconnected_nodes): New function.
13523 (selftest::et_forest_c_tests): New function.
13524 * fold-const.c: Include "selftest.h".
13525 (selftest::assert_binop_folds_to_const): New function.
13526 (selftest::assert_binop_folds_to_nonlvalue): New function.
13527 (selftest::test_arithmetic_folding): New function.
13528 (selftest::fold_const_c_tests): New function.
13529 * function-tests.c: New file.
13530 * gimple.c: Include "selftest.h".
13531 Include "gimple-pretty-print.h".
13532 (selftest::verify_gimple_pp): New function.
13533 (selftest::test_assign_single): New function.
13534 (selftest::test_assign_binop): New function.
13535 (selftest::test_nop_stmt): New function.
13536 (selftest::test_return_stmt): New function.
13537 (selftest::test_return_without_value): New function.
13538 (selftest::gimple_c_tests): New function.
13539 * hash-map-tests.c: New file.
13540 * hash-set-tests.c: New file.
13541 * input.c: Include "selftest.h".
13542 (selftest::assert_loceq): New function.
13543 (selftest::test_accessing_ordinary_linemaps): New function.
13544 (selftest::test_unknown_location): New function.
13545 (selftest::test_builtins): New function.
13546 (selftest::test_reading_source_line): New function.
13547 (selftest::input_c_tests): New function.
13548 * rtl-tests.c: New file.
13549 * selftest-run-tests.c: New file.
13550 * selftest.c: New file.
13551 * selftest.h: New file.
13552 * spellcheck.c: Include "selftest.h".
13553 (selftest::levenshtein_distance_unit_test_oneway): New function,
13554 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
13555 (selftest::levenshtein_distance_unit_test): Likewise.
13556 (selftest::spellcheck_c_tests): Likewise.
13557 * toplev.c: Include selftest.h.
13558 (toplev::run_self_tests): New.
13559 (toplev::main): Handle -fself-test.
13560 * toplev.h (toplev::run_self_tests): New.
13561 * tree.c: Include "selftest.h".
13562 (selftest::test_integer_constants): New function.
13563 (selftest::test_identifiers): New function.
13564 (selftest::test_labels): New function.
13565 (selftest::tree_c_tests): New function.
13566 * tree-cfg.c: Include "selftest.h".
13567 (selftest::push_fndecl): New function.
13568 (selftest::test_linear_chain): New function.
13569 (selftest::test_diamond): New function.
13570 (selftest::test_fully_connected): New function.
13571 (selftest::tree_cfg_c_tests): New function.
13572 * vec.c: Include "selftest.h".
13573 (selftest::safe_push_range): New function.
13574 (selftest::test_quick_push): New function.
13575 (selftest::test_safe_push): New function.
13576 (selftest::test_truncate): New function.
13577 (selftest::test_safe_grow_cleared): New function.
13578 (selftest::test_pop): New function.
13579 (selftest::test_safe_insert): New function.
13580 (selftest::test_ordered_remove): New function.
13581 (selftest::test_unordered_remove): New function.
13582 (selftest::test_block_remove): New function.
13583 (selftest::reverse_cmp): New function.
13584 (selftest::test_qsort): New function.
13585 (selftest::vec_c_tests): New function.c.
13586 * wide-int.cc: Include selftest.h and wide-int-print.h.
13587 (selftest::from_int <wide_int>): New function.
13588 (selftest::from_int <offset_int>): New function.
13589 (selftest::from_int <widest_int>): New function.
13590 (selftest::assert_deceq): New function.
13591 (selftest::assert_hexeq): New function.
13592 (selftest::test_printing <VALUE_TYPE>): New function template.
13593 (selftest::test_ops <VALUE_TYPE>): New function template.
13594 (selftest::test_comparisons <VALUE_TYPE>): New function template.
13595 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
13597 (selftest::wide_int_cc_tests): New function.
13599 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13601 PR middle-end/37780
13602 * ifcvt.c (noce_try_ifelse_collapse): New function.
13604 (noce_process_if_block): Call noce_try_ifelse_collapse.
13605 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
13606 (simplify_ternary_operation): Use the above to simplify
13607 conditional CLZ/CTZ expressions.
13609 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13611 PR middle-end/37780
13612 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
13613 define_insn_and_split.
13615 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13617 PR middle-end/37780
13618 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
13620 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
13623 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
13624 Implicitly clobber memory for basic asm with non-empty assembler
13625 string. Use targetm.md_asm_adjust also here.
13626 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
13627 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
13628 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
13629 non-empty assembler string.
13630 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
13631 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
13632 (decode_asm_operands): Handle basic asm in PARALLEL block.
13633 (extract_insn): Handle basic asm in PARALLEL block.
13634 * doc/extend.texi: Mention new behavior of basic asm.
13635 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
13636 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
13637 branch_needs_nop_p): Use asm_noperands.
13639 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
13641 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
13642 Include the M7 SPARC DFA scheduler.
13643 New attribute v3pipe.
13644 Annotate insns with v3pipe where appropriate.
13645 Define cpu_feature vis4.
13646 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
13647 Add (V8QI "8") to vbits.
13648 Add insns {add,sub}v8qi3
13649 Add insns ss{add,sub}v8qi3
13650 Add insns us{add,sub}{v8qi,v4hi}3
13651 Add insns {min,max}{v8qi,v4hi,v2si}3
13652 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
13653 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
13654 * config/sparc/niagara4.md: Add a comment explaining the
13655 discrepancy between the documented latenty numbers and the
13657 * config/sparc/niagara7.md: New file.
13658 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
13659 supports SPARC5 and VIS 4.0 instructions.
13660 * configure: Regenerate.
13661 * config.in: Likewise.
13662 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
13663 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
13664 TARGET_CPU_niagara7.
13665 (ASM_CPU64_DEFAULT_SPEC): Likewise.
13666 (CPP_CPU_SPEC): Handle niagara7.
13667 (ASM_CPU_SPEC): Likewise.
13668 * config/sparc/sparc-opts.h (processor_type): Add
13669 PROCESSOR_NIAGARA7.
13670 (mvis4): New option.
13671 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
13672 (AS_NIAGARA7_FLAG): Define.
13673 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
13674 (CPP_CPU64_DEFAULT_SPEC): Likewise.
13675 (CPP_CPU_SPEC): Handle niagara7.
13676 (ASM_CPU_SPEC): Likewise.
13677 * config/sparc/sparc.c (niagara7_costs): Define.
13678 (sparc_option_override): Handle niagara7 and adjust cache-related
13679 parameters with better values for niagara cpus. Also support VIS4.
13680 (sparc32_initialize_trampoline): Likewise.
13681 (sparc_use_sched_lookahead): Likewise.
13682 (sparc_issue_rate): Likewise.
13683 (sparc_register_move_cost): Likewise.
13684 (dump_target_flag_bits): Support VIS4.
13685 (sparc_vis_init_builtins): Likewise.
13686 (sparc_builtins): Likewise.
13687 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
13689 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
13691 * config/sparc/sparc.opt (sparc_processor_type): New value
13693 * config/sparc/visintrin.h (__attribute__): Prototypes for the
13695 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
13697 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
13700 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
13702 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
13704 2016-06-06 Richard Biener <rguenther@suse.de>
13706 PR tree-optimization/71398
13707 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
13710 2016-06-05 James Bowman <james.bowman@ftdichip.com>
13712 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
13713 ft32_expand_prolog, ft32_expand_epilogue):
13714 Handle pretend_args.
13715 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
13716 * config/ft32/ft32.md: Add pretend_returner.
13718 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
13721 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
13722 Copy op1 RTX to avoid invalid sharing.
13723 (ix86_expand_vector_move_misalign): Ditto.
13725 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
13727 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
13730 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
13732 * predict.c (predicted_by_loop_heuristics_p): New function.
13733 (predict_iv_comparison): Use it.
13734 (predict_loops): Walk from innermost loops; do not predict edges
13735 leaving multiple loops multiple times; implement
13736 PRED_LOOP_ITERATIONS_MAX heuristics.
13737 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
13739 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
13741 * cfg.c (check_bb_profile): Do not report mismatched profiles when
13742 only edges out of BB are EH edges.
13744 2016-06-04 Martin Sebor <msebor@redhat.com>
13745 Marcin Baczyński <marbacz@gmail.com>
13748 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
13749 a void expression in a void function.
13751 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
13753 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
13754 aux; dump reasons of decisions.
13755 (should_duplicate_loop_header_p): Likewise.
13756 (do_while_loop_p): Likewise.
13757 (ch_base::copy_headers): Dump asi num insns duplicated.
13759 2016-06-04 Jakub Jelinek <jakub@redhat.com>
13761 PR tree-optimization/71405
13762 * tree-ssa.c (execute_update_addresses_taken): For clobber with
13763 incompatible type, build a new clobber with the right type instead
13764 of building a VIEW_CONVERT_EXPR around it.
13766 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
13768 PR tree-optimization/52171
13769 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
13770 by_pieces_ninsns instead of move_by_pieces_ninsns.
13772 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
13774 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
13775 for reg+reg addressing mode.
13777 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13779 * rs6000-c.c (c/c-tree.h): Add #include.
13780 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
13781 in C++ when found in the base position of vec_ld or vec_st.
13783 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
13785 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
13786 use of profile unless profile status is PROFILE_READ.
13787 * profile.c (compute_branch_probabilities): Set profile status
13788 only after reporting predictor hitrates.
13790 2016-06-03 Joseph Myers <joseph@codesourcery.com>
13794 * common.opt (ffp-int-builtin-inexact): New option.
13795 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
13796 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
13797 (ceil@var{m}2): Document dependence on this option.
13798 * ipa-inline-transform.c (inline_call): Handle
13799 flag_fp_int_builtin_inexact.
13800 * ipa-inline.c (can_inline_edge_p): Likewise.
13801 * config/i386/i386.md (rintxf2): Do not test
13802 flag_unsafe_math_optimizations.
13803 (rint<mode>2_frndint): New define_insn.
13804 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
13805 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
13806 for 387 instead of extending and truncating.
13807 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
13808 !flag_trapping_math instead of flag_unsafe_math_optimizations.
13809 Change to frndint<mode>2_<rounding>.
13810 (frndintxf2_<rounding>_i387): Likewise. Change to
13811 frndint<mode>2_<rounding>_i387.
13812 (<rounding_insn>xf2): Likewise.
13813 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
13814 !flag_trapping_math instead of flag_unsafe_math_optimizations for
13815 x87. Test TARGET_ROUND || !flag_trapping_math ||
13816 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
13817 SSE. Use ROUND_NO_EXC in constant operand of
13818 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
13819 for 387 instead of extending and truncating.
13821 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
13822 Julia Koval <julia.koval@intel.com>
13834 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
13835 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
13836 all registers, except for function return registers if there are
13837 no caller-saved registers.
13838 (ix86_set_func_type): New function.
13839 (ix86_set_current_function): Call ix86_set_func_type to set
13840 no_caller_saved_registers and func_type. Call reinit_regs if
13841 caller-saved registers are changed. Don't allow MPX, SSE, MMX
13842 nor x87 instructions in interrupt handler nor function with
13843 no_caller_saved_registers attribute.
13844 (ix86_function_ok_for_sibcall): Return false if there are no
13845 caller-saved registers.
13846 (type_natural_mode): Don't warn ABI change for MMX in interrupt
13848 (ix86_function_arg_advance): Skip for callee in interrupt handler.
13849 (ix86_function_arg): Return special arguments in interrupt handler.
13850 (ix86_promote_function_mode): Promote pointer to word_mode only
13851 for normal functions.
13852 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
13854 (ix86_epilogue_uses): New function.
13855 (ix86_hard_regno_scratch_ok): Likewise.
13856 (ix86_save_reg): Preserve all registers in interrupt handler
13857 after reload. Preserve all registers, except for function return
13858 registers, if there are no caller-saved registers after reload.
13859 (find_drap_reg): Always use callee-saved register if there are
13860 no caller-saved registers.
13861 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
13862 for interrupt handler.
13863 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
13864 Emit cld instruction if stringops are used in interrupt handler
13865 or interrupt handler isn't a leaf function.
13866 (ix86_expand_epilogue): Generate interrupt return for interrupt
13867 handler and pop the 'ERROR_CODE' off the stack before interrupt
13868 return in exception handler.
13869 (ix86_expand_call): Disallow calling interrupt handler directly.
13870 If there are no caller-saved registers, mark all registers that
13871 are clobbered by the call which returns as clobbered.
13872 (ix86_handle_no_caller_saved_registers_attribute): New function.
13873 (ix86_handle_interrupt_attribute): Likewise.
13874 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
13876 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
13877 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
13878 accumulation in interrupt function if stack may be realigned to
13880 (EPILOGUE_USES): New.
13881 (function_type): New enum.
13882 (machine_function): Add func_type and no_caller_saved_registers.
13883 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
13884 (interrupt_return): New pattern.
13885 * doc/extend.texi: Document x86 interrupt and
13886 no_caller_saved_registers attributes.
13888 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
13890 PR tree-optimization/52171
13891 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
13892 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
13893 Look for constant strings. Move some code to emit_block_cmp_hints
13895 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
13896 * defaults.h (COMPARE_MAX_PIECES): New macro.
13897 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
13898 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
13899 (clear_by_pieces_1): Don't declare. Move definition before use.
13900 (can_do_by_pieces): New static function.
13901 (can_move_by_pieces): Use it. Return bool.
13902 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
13903 OP. All callers changed. Handle COMPARE_BY_PIECES.
13904 (class pieces_addr); New.
13905 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
13906 pieces_addr::adjust, pieces_addr::increment_address,
13907 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
13909 (class op_by_pieces_d): New.
13910 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
13912 (class move_by_pieces_d, class compare_by_pieces_d,
13913 class store_by_pieces_d): New subclasses of op_by_pieces_d.
13914 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
13915 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
13916 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
13917 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
13918 compare_by_pieces_d::finish_mode): New member functions.
13919 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
13921 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
13922 (emit_block_cmp_hints): New function.
13923 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
13924 use the newly defined classes.
13925 * expr.h (by_pieces_constfn): New typedef.
13926 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
13927 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
13928 (move_by_pieces_ninsns): Don't declare.
13929 (can_move_by_pieces): Change return value to bool.
13930 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
13931 (compare_by_pieces_branch_ratio): New hook.
13932 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
13933 (by_pieces_ninsns): Declare.
13934 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
13936 (default_compare_by_pieces_branch_ratio): New function.
13937 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
13938 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
13939 * doc/tm.texi: Regenerate.
13940 * tree-ssa-strlen.c: Include "builtins.h".
13941 (handle_builtin_memcmp): New static function.
13942 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
13943 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
13945 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13947 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
13948 relevant stmts which are simple and invariant.
13949 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
13950 instead of simple and invariant
13952 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13954 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
13955 (vectorizable_reduction): Check for new relevant state.
13956 (vectorizable_live_operation): vectorize live stmts using
13957 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
13958 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
13959 (vect_stmt_relevant_p): Check for stmts which are only used live.
13960 (process_use): Use of a stmt does not inherit it's live value.
13961 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
13962 (vect_analyze_stmt): Check for new relevant state.
13963 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
13964 outside the loop, but not inside it.
13966 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13968 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
13969 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
13970 (vect_get_vec_def_for_operand): Split out code.
13972 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
13974 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
13976 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13978 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
13980 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13982 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
13984 2016-06-03 Jakub Jelinek <jakub@redhat.com>
13986 PR middle-end/71387
13987 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
13988 to noreturn e->callee->decl that has void return type and void
13989 arguments, adjust gimple_call_fntype and remove lhs even if it had
13990 previously addressable type.
13992 2016-06-02 Jeff Law <law@redhat.com>
13994 PR tree-optimization/71328
13995 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
13996 error when checking for a jump back onto the copied path.
13998 2016-06-02 David Malcolm <dmalcolm@redhat.com>
14000 * config/microblaze/microblaze.c (get_branch_target): Add return
14001 NULL_RTX for the non-CALL_P case.
14002 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
14003 (insert_wic): Remove unused local "j".
14005 2016-06-02 Martin Liska <mliska@suse.cz>
14007 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
14009 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
14010 Julia Koval <julia.koval@intel.com>
14012 * function.c (assign_parm_setup_stack): Force source into a
14013 register if needed.
14014 * target.def (function_incoming_arg): Update documentation to
14015 allow arbitrary address computation based on hard register.
14016 * doc/tm.texi: Regenerated.
14018 2016-06-02 Martin Liska <mliska@suse.cz>
14020 * predict.c (combine_predictions_for_bb): Fix first match in
14021 cases where a first predictor contains more than one occurence
14022 in list of predictors. Take the best value in such case.
14024 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14026 PR rtl-optimization/71295
14027 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
14028 offset would go over the size of the inner mode reject it.
14030 2016-06-02 Jakub Jelinek <jakub@redhat.com>
14032 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
14033 x=x,x and v=v,m instead of x=x,m.
14035 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
14036 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
14037 alternative to v=rm,C.
14039 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
14040 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
14041 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
14042 instead of vex for the last two above mentioned alternatives.
14044 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14047 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
14049 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
14051 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
14053 2016-06-01 David Malcolm <dmalcolm@redhat.com>
14055 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
14056 from int to unsigned.
14058 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
14060 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
14061 alternatives, eliminating preferred register class. Add support
14062 for the MTVSRDD instruction in ISA 3.0.
14063 (vsx_splat_v4si_internal): Use splat_input_operand instead of
14064 reg_or_indexed_operand.
14065 (vsx_splat_v4sf_internal): Likewise.
14067 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
14070 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
14071 for loading up all 0's or all 1's.
14073 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
14075 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
14077 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
14079 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
14081 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
14082 * gcc.c (set_source_date_epoch_envvar): New function, sets
14083 the SOURCE_DATE_EPOCH environment variable to the current time.
14085 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
14087 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
14088 the factor for live Phi nodes.
14090 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
14092 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
14093 * tree-parloops.c (parallelize_loops): likewise.
14094 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
14095 tree_unswitch_outer_loop): likewise.
14097 2016-06-01 Jakub Jelinek <jakub@redhat.com>
14099 PR middle-end/71371
14100 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
14101 around creation of the temporary.
14103 2016-06-01 Richard Biener <rguenther@suse.de>
14105 PR tree-optimization/71366
14106 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
14107 (unloop_loops): Move removing edges here ...
14108 (try_unroll_loop_completely): ... from here.
14109 (try_peel_loop): ... and here.
14110 (tree_unroll_loops_completely_1): Track parent loops via
14111 bitmap of header BBs.
14112 (tree_unroll_loops_completely): Adjust for that.
14114 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
14116 * config/rs6000/altivec.h (vec_slv): New macro.
14117 (vec_srv): New macro.
14118 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
14119 (UNSPEC_VSRV): New value.
14122 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
14123 (vsrv): New builtin definition.
14124 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
14125 define argument types for new builtin.
14126 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
14128 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
14131 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
14132 Jocelyn Mayer <l_indien@magic.fr>
14135 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
14136 detect processor family for signature_CENTAUR_ebx.
14137 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
14138 signature_CENTAUR_ebx.
14139 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
14140 <default>: Pass x86-64 for has_longmode.
14142 2016-06-01 Nathan Sidwell <nathan@acm.org>
14144 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
14147 2016-06-01 Richard Biener <rguenther@suse.de>
14149 PR tree-optimization/71261
14150 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
14151 of stmts successfully put in the bool pattern. Remove
14152 single-use restriction.
14153 (adjust_bool_pattern_cast): Add cast at the use site via the
14154 pattern def sequence.
14155 (adjust_bool_pattern): Remove recursion, maintain a hash-map
14156 of patterned defs. Use the pattern def seqence instead of
14157 multiple independent patterns.
14158 (sort_after_uid): New qsort compare function.
14159 (adjust_bool_stmts): New function to process stmts in the bool
14160 pattern in IL order.
14161 (vect_recog_bool_pattern): Adjust.
14162 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
14163 (ifcvt_walk_pattern_tree): Likewise.
14164 (stmt_is_root_of_bool_pattern): Likewise.
14165 (ifcvt_repair_bool_pattern): Likewise.
14166 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
14168 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
14170 * loop-unroll.c (decide_unroll_constant_iterations,
14171 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
14172 likely upper bounds.
14173 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
14175 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
14177 * tree-core.h (enum omp_clause_code): Remove
14178 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
14180 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14182 * config/arm/sync.md (arm_store_exclusive<mode>):
14183 Use 'H' output modifier on operands[2] rather than creating a new
14184 entry in out-of-bounds memory of the operands array.
14185 (arm_store_release_exclusivedi): Likewise.
14187 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14189 * config/arm/arm.c (arm_fusion_enabled_p): New function.
14190 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
14191 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
14192 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
14194 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
14196 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
14197 into account live statements for mask producers.
14199 2016-06-01 Richard Biener <rguenther@suse.de>
14201 PR tree-optimization/71311
14202 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
14203 restrict to non-INTEGER_CST @0.
14205 2016-06-01 Richard Biener <rguenther@suse.de>
14207 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
14208 (relational patterns): Use :c to avoid pattern duplications.
14210 2016-06-01 Richard Biener <rguenther@suse.de>
14212 * genmatch.c (comparison_code_p): New predicate.
14213 (swap_tree_comparison): New function.
14214 (commutate): Add for_vec parameter to append new for entries.
14215 Support commutating relational operators by swapping it alongside
14217 (lower_commutative): Adjust.
14218 (dt_simplify::gen): Do not pass artificial operators to gen
14220 (decision_tree::gen): Do not add artificial operators as parameters.
14221 (parser::parse_expr): Verify operator commutativity when :c is
14222 applied. Allow :C to override this.
14223 * match.pd: Adjust patterns to use :C instead of :c where required.
14225 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
14227 PR tree-optimization/71077
14228 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
14229 the combining step, use boolean_false_node and boolean_true_node
14230 as the designated false/true return values.
14232 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
14234 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
14235 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
14236 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
14239 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
14241 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
14242 of flags impliying the register renaming.
14243 * toplev.c (process_options): Do not imply flag_rename_registers with
14246 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14248 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
14249 default implementation.
14251 2016-05-31 Nathan Sidwell <nathan@acm.org>
14253 * dwarf2out.c (cur_line_info_table): Add GTY marker.
14255 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14257 * config/sh/constraints.md (b): Remove constraint.
14258 * config/sh/predicates.md (arith_reg_operand): Remove
14260 * config/sh/sh-modes.def (PDI): Remove.
14261 * config/sh/sh.c (sh_target_reg_class,
14262 sh_optimize_target_register_callee_saved): Remove functions.
14263 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
14264 (sh_expand_epilogue): Update comment.
14265 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
14266 sh_secondary_reload): Remove TARGET_REGS related code.
14267 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
14268 TARGET_REGISTER_P): Remove macros.
14269 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
14270 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
14271 TR1_REG, TR2_REG): Remove constants.
14272 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
14274 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14276 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
14277 define_expand patterns.
14278 (adddi3_compact): Rename to adddi3.
14279 (subdi3_compact): Rename to subdi3.
14280 (*negdi2): Rename to negdi2.
14281 (*abs<mode>2): Rename to abs<mode>2.
14283 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14285 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
14286 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
14287 (atomic_sub_fetchsi): ... this new pattern.
14288 (mvtc): Add CC_REG clobber.
14290 2016-05-31 Marek Polacek <polacek@redhat.com>
14292 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
14294 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14296 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
14297 aarch64_fusion_enabled_p to check for fusion capabilities.
14299 2016-05-31 Richard Biener <rguenther@suse.de>
14301 PR tree-optimization/71352
14302 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
14303 minus one and a negate.
14305 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14307 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
14308 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
14310 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
14311 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
14312 Remove use of aarch64_simd_attr_length_move, set length attribute
14314 (*aarch64_be_movoi): Likewise.
14315 (*aarch64_be_movci): Likewise.
14316 (*aarch64_be_movxi): Likewise.
14318 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
14320 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
14321 It no longer does that.
14322 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
14324 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
14326 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
14327 attribute __unused__.
14329 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
14331 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
14332 * config/arm/arm.c (arm_arch_thumb1): Define.
14333 (arm_option_override): Initialize arm_arch_thumb1.
14334 * config/arm/arm.h (arm_arch_thumb1): Declare.
14335 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
14336 support Thumb-1 ISA.
14338 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
14341 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
14342 `Yv' for scalar operand.
14344 2016-05-31 Tom de Vries <tom@codesourcery.com>
14346 PR tree-optimization/69068
14347 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
14348 phis with more than two args.
14350 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
14352 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
14353 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
14356 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
14358 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
14360 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14362 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
14363 cpu_32, cpu_64, tune_32 and tune_64.
14364 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
14366 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
14368 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
14370 2016-05-30 Andi Kleen <ak@linux.intel.com>
14372 * auto-profile.c (read_profile): Replace asserts with errors
14373 when file does not exist.
14374 * gcov-io.c (gcov_read_words): Dito.
14376 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14378 * tree-cfg.c (print_loop): Print likely upper bounds.
14380 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14382 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
14383 * opts.c (default_options): Enable peel loops at -O3.
14384 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
14385 (try_peel_loop): Do not re-peel already peeled loops;
14386 use likely upper bounds; fix profile updating.
14387 (pass_complete_unroll::execute): Initialize peeled_loops.
14389 2016-05-30 Martin Liska <mliska@suse.cz>
14391 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
14392 computed costs by frequency of BB they belong to.
14393 (get_scaled_computation_cost_at): New function.
14395 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
14396 Marc Glisse <marc.glisse@inria.fr>
14398 PR tree-optimization/71289
14399 * match.pd (-1 / B < A, A > -1 / B): New transformations.
14401 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14403 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
14405 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14407 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
14408 for peeled copies; avoid underflow when updating estimates; correctly
14409 scale loop profile.
14411 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
14413 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
14414 r236875. Corrected oe3 to oe2 as obvious.
14416 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
14418 PR middle-end/71269
14419 PR middle-end/71252
14420 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
14421 that inserted stmt will not dominate stmts that defines its operand.
14422 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
14423 (rewrite_expr_tree_parallel): Likewise.
14425 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
14427 PR middle-end/71252
14428 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
14429 all fields including stmt_to_insert are swapped.
14431 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14433 * predict.h (force_edge_cold): Declare.
14434 * predict.c (force_edge_cold): New function.
14435 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
14437 (canonicalize_loop_induction_variables): Fix formating.
14439 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
14441 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
14442 (visium_expand_copysign): Use gen_int_mode directly.
14443 (visium_compute_frame_size): Minor tweaks.
14445 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14447 * tree-vect-loop.c (vect_analyze_loop_2): Use
14448 likely_max_stmt_executions_int.
14450 2016-05-30 Tom de Vries <tom@codesourcery.com>
14452 PR tree-optimization/69067
14453 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
14455 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
14458 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
14459 New peepholes to remove unneeded fild/fistp pairs.
14460 (define_peephole2 atomic_loaddi_fpu): Ditto.
14462 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14464 * predict.c (maybe_hot_frequency_p): Avoid division.
14466 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14468 * doc/install.texi: Use https for shop.fsf.org.
14470 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14472 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
14473 likely_max_stmt_executions_int.
14475 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14477 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
14478 likely_max_stmt_executions_int.
14480 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14482 * profile.c (compute_branch_probabilities): Do not report hitrates
14484 (branch_prob): Report hitrates here.
14485 * predict.c (gimple_predict_edge): Do not assert profile status;
14486 fix formatting issues.
14488 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14490 * predict.c (edge_predicted_by_p): New function.
14491 (predict_paths_for_bb): Do not put multiple predictions of the same type
14494 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14496 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
14499 2016-05-28 Alan Modra <amodra@gmail.com>
14501 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
14503 2016-05-28 Alan Modra <amodra@gmail.com>
14505 PR rtl-optimization/71275
14506 * ira.c (ira): Free dominance info.
14508 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
14510 * doc/sourcebuild.texi: New address for upstream Go repository.
14512 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
14514 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
14515 (TARGET_ARM_V7M): Likewise.
14517 2016-05-26 Jeff Law <law@redhat.com>
14519 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
14520 (thread_across_edge): Remove calls to find_jump_threads_backwards.
14521 * passes.def: Add jump threading passes before DOM/VRP.
14522 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
14523 argument to a basic block from an edge. Remove tests which are
14525 (pass_data_thread_jumps, class pass_thread_jumps): New.
14526 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
14527 (make_pass_thread_jumps): Likewise.
14528 * tree-pass.h (make_pass_thread_jumps): Declare.
14530 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
14532 * config/visium/visium-protos.h (split_double_move): Rename into...
14533 (visium_split_double_move): ...this.
14534 (visium_split_double_add): Declare.
14535 * config/visium/visium.c (split_double_move): Rename into...
14536 (visium_split_double_move): ...this.
14537 (visium_split_double_add): New function.
14538 (visium_expand_copysign): Renumber operands for consistency.
14539 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
14540 (DFmode move splitter): Likewise.
14541 (*addi3_insn): Split by means of visium_split_double_add.
14542 (*adddi3_insn_flags): Delete.
14543 (*plus_plus_sltu<subst_arith>): New insn.
14544 (*subdi3_insn): Split by means of visium_split_double_add.
14545 (subdi3_insn_flags): Delete.
14546 (*minus_minus_sltu<subst_arith>): New insn.
14547 (*negdi2_insn): Split by means of visium_split_double_add.
14548 (*negdi2_insn_flags): Delete.
14550 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
14552 * configure.ac: Treat a --with-headers option without argument
14553 the same as the default (i.e. consult sys-include directory).
14554 * configure: Regenerate.
14556 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14558 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
14559 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
14561 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
14562 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
14564 2016-05-27 Jiong Wang <jiong.wang@arm.com>
14567 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
14568 tree-stdarg analysis results.
14569 (aarch64_setup_incoming_varargs): Likewise.
14571 2016-05-27 Jiong Wang <jiong.wang@arm.com>
14573 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
14574 va_list_gpr_counter_field and va_list_fpr_counter_field.
14576 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
14579 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
14580 * config/aarch64/aarch64.c
14581 (aarch64_cannot_change_mode_class): Remove function.
14582 * config/aarch64/aarch64-protos.h
14583 (aarch64_cannot_change_mode_class): Remove.
14585 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14587 * cfgloop.c (record_niter_bound): Record likely upper bounds.
14588 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
14589 get_likely_max_loop_iterations_int): New.
14590 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
14591 any_likely_upper_bound.
14592 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
14594 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
14595 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
14597 (unroll_loop_constant_iterations): Likewise.
14598 (unroll_loop_runtime_iterations): Likewise.
14599 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
14600 * lto-streamer-out.c (output_cfg): Likewise.
14601 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
14603 (canonicalize_loop_induction_variables): Dump likely upper bounds.
14604 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
14605 (likely_max_loop_iterations): New.
14606 (likely_max_loop_iterations_int): New.
14607 (likely_max_stmt_executions): New.
14608 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
14609 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
14610 likely_max_stmt_executions): Declare.
14612 2016-05-27 Marek Polacek <polacek@redhat.com>
14614 PR middle-end/71308
14615 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
14617 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14619 * config/s390/s390.md (2x risbg splitters): Use
14620 reg_overlap_mentioned_p instead of rtx_equal_p.
14622 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
14624 * combine.c (make_compound_operation): Take known zero bits into
14625 account when checking for possible zero_extend.
14627 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14629 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
14630 Use const_int_operand for operand 2 predicate. Simplify expand code
14633 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
14635 PR middle-end/71279
14636 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
14639 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14641 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
14642 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
14643 that returns CC_SESWPmode and CC_ZESWPmode.
14644 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
14646 (aarch64_rtx_costs): Likewise.
14648 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14650 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
14651 for ISA 3.0 min/max support.
14652 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
14653 conditional move support.
14654 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
14655 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
14657 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
14658 conditional moves where the comparison type is different from move
14660 (fp_minmax): New code iterator for smin/smax.
14661 (minmax): New code attributes for min/max.
14662 (SMINMAX): Likewise.
14663 (smax<mode>3): Combine min, max insns into one insn using the
14664 fp_minmax code iterator. Add support for ISA 3.0 min/max
14665 instructions that don't need -ffast-math.
14666 (s<minmax><mode>3): Likewise.
14667 (smax<mode>3_vsx): Likewise.
14668 (smin<mode>3): Likewise.
14669 (s<minmax><mode>3_vsx): Likewise.
14670 (smin<mode>3_vsx): Likewise.
14671 (pre-VSX min/max splitters): Likewise.
14672 (s<minmax><mode>3_fpr): Likewise.
14673 (movsfcc): Rewrite floating point conditional moves to combine
14674 SFmode/DFmode into a single insn.
14675 (mov<mode>cc): Likewise.
14676 (movdfcc): Likewise.
14677 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
14678 SFDF2 iterators to handle all combinations.
14679 (fseldfsf4): Likewise.
14680 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
14681 (fseldfdf4): Likewise.
14682 (fselsfdf4): Likewise.
14683 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
14684 comparison instructions that set a 0/-1 mask, and use it for
14685 floating point conditional move via XXSEL.
14686 (fpmask<mode>): Likewise.
14687 (xxsel<mode>): Likewise.
14688 * config/rs6000/predicates.md (min_max_operator): Delete, no
14690 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
14691 instructions that generate a 0/-1 mask for use with XXSEL.
14692 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
14693 say whether floating point min/max is available, either through
14694 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
14695 (TARGET_MINMAX_DF): Likewise.
14697 2016-05-27 Alan Modra <amodra@gmail.com>
14699 PR rtl-optimization/71275
14700 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
14701 for update_equiv_regs and combine_and_move_insns.
14703 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
14705 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
14706 if_then_else or cond RTXes to calculate attribute value.
14707 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
14708 <attr "length_immediate>: Ditto.
14709 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
14710 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
14711 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
14712 <attr "type">: Ditto.
14713 <attr "prefix_data16">: Ditto.
14714 <attr "prefix_extra">: Ditto.
14715 <attr "length_immediate">: Ditto.
14716 <attr "prefix">: Ditto.
14717 (vec_set<mode>_0) <attr "isa">: Ditto.
14718 <attr "prefix_extra">: Ditto.
14719 <attr "length_immediate">: Ditto.
14720 <attr "prefix">: Ditto.
14721 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
14722 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
14723 (sse2_storelpd) <attr "prefix_data16">: Ditto.
14724 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
14725 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
14726 <attr "length_immediate">: Ditto.
14727 <attr "prefix">: Ditto.
14728 (sse2_movsd) <attr "length_immediate">: Ditto.
14729 <attr "prefix">: Ditto.
14730 (vec_concatv2df) <attr "isa">: Ditto.
14731 <attr "prefix">: Ditto.
14732 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
14733 (*vec_extractv2di_1) <attr "isa">: Ditto.
14734 <attr "type">: Ditto.
14735 <attr "length_immediate">: Ditto.
14736 <attr "prefix_rex">: Ditto.
14737 <attr "prefix_extra">: Ditto.
14738 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
14739 <attr "prefix_extra">: Ditto.
14740 <attr "length_immediate">: Ditto.
14741 (vec_concatv2di) <attr "isa">: Ditto.
14742 <attr "prefix_extra">: Ditto.
14743 <attr "length_immediate">: Ditto.
14744 <attr "prefix">: Ditto.
14746 2016-05-26 Martin Liska <mliska@suse.cz>
14748 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
14750 (operator+): Likewise.
14751 (operator-): Likewise.
14752 (comp_cost::operator+=): Likewise.
14753 (comp_cost::operator-=): Likewise.
14754 (comp_cost::operator/=): Likewise.
14755 (comp_cost::operator*=): Likewise.
14756 (operator<): Likewise.
14757 (operator==): Likewise.
14758 (operator<=): Likewise.
14759 (new_cost): Remove.
14760 (infinite_cost_p): Likewise.
14761 (add_costs): Likewise.
14762 (sub_costs): Likewise.
14763 (compare_costs): Likewise.
14764 (set_group_iv_cost): Use the newly introduced functions.
14765 (get_address_cost): Likewise.
14766 (get_shiftadd_cost): Likewise.
14767 (force_expr_to_var_cost): Likewise.
14768 (split_address_cost): Likewise.
14769 (ptr_difference_cost): Likewise.
14770 (difference_cost): Likewise.
14771 (get_computation_cost_at): Likewise.
14772 (determine_group_iv_cost_generic): Likewise.
14773 (determine_group_iv_cost_address): Likewise.
14774 (determine_group_iv_cost_cond): Likewise.
14775 (autoinc_possible_for_pair): Likewise.
14776 (determine_group_iv_costs): Likewise.
14777 (cheaper_cost_pair): Likewise.
14778 (iv_ca_recount_cost): Likewise.
14779 (iv_ca_set_no_cp): Likewise.
14780 (iv_ca_set_cp): Likewise.
14781 (iv_ca_cost): Likewise.
14782 (iv_ca_new): Likewise.
14783 (iv_ca_dump): Likewise.
14784 (iv_ca_narrow): Likewise.
14785 (iv_ca_prune): Likewise.
14786 (iv_ca_replace): Likewise.
14787 (try_add_cand_for): Likewise.
14788 (try_improve_iv_set): Likewise.
14789 (find_optimal_iv_set): Likewise.
14791 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
14793 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
14794 that internal functions will clobber all caller-saved registers.
14796 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
14798 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
14799 Return a better case_values_threshold when optimizing.
14801 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
14803 * config/aarch64/aarch64-simd.md (aarch64_combinez):
14804 Add ? to integer variant.
14805 (aarch64_combinez_be): Likewise.
14807 2016-05-26 Jakub Jelinek <jakub@redhat.com>
14809 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
14810 instead of x constraint.
14811 (vcvtps2ph256<mask_name>): Likewise.
14813 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
14814 alternative. Formatting fix.
14816 * config/i386/sse.md
14817 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
14819 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
14820 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
14821 maybe_evex prefix instead of vex.
14822 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
14823 EXT_REX_SSE_REG_P (op0) case in the splitter.
14825 2016-05-25 Jeff Law <law@redhat.com>
14827 PR tree-optimization/71272
14828 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
14829 Update comments. Add test for empty path.
14831 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
14833 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
14834 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
14835 special case builtin.
14836 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14837 code for ALTIVEC_BUILTIN_VEC_CMPNE.
14838 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
14839 for __builtin_vec_cmpne.
14841 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
14843 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
14844 redundant test and bail out if the type of the new operand is not
14845 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
14847 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
14849 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
14850 (x_ix86_target_flags_explicit): Remove.
14851 * config/i386/i386.c (ix86_function_specific_save): Do not copy
14852 x_ix86_target_flags_explicit.
14853 (ix86_function_specific_restore): Ditto.
14855 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
14856 H.J. Lu <hongjiu.lu@intel.com>
14859 * common/config/i386/i386-common.c
14860 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
14861 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
14862 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
14863 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
14864 (-mgeneral-regs-only): Add new option.
14865 * config/i386/i386.c (ix86_option_override_internal): Don't enable
14866 x87 instructions if only general registers are allowed.
14867 (ix86_target_string): Add ix86_flags argument. Handle additional
14868 flags options through ix86_flags argument. Update all callers.
14869 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
14871 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14873 PR rtl-optimization/66940
14874 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
14875 decrementing desired_val will not overflow before performing these
14878 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
14880 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
14881 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
14882 * config/i386/i386.c (enum ix86_builtins): Add
14883 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
14884 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
14885 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
14886 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
14887 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
14888 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
14889 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
14890 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
14891 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
14892 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
14893 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
14894 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
14895 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
14896 __builtin_ia32_cvtps2dq512_mask.
14897 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
14898 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
14899 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
14900 * config/i386/sse.md
14901 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
14903 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
14904 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
14906 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
14907 (avx512f_vec_pack_sfix_v8df): New define_expand.
14908 (avx512f_roundpd512): Rename to ...
14909 (avx512f_round<castmode>512): ... this. Change iterator.
14910 (avx512f_roundps512_sfix): New define_expand.
14911 (round<mode>2_sfix): Change iterator.
14913 2016-05-25 Nick Clifton <nickc@redhat.com>
14915 * config/msp430/msp430.c (msp430_attr): Produce an error if a
14916 static interrupt handler is detected.
14917 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
14918 default linker script.
14919 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
14920 the low part of a symbolic pointer.
14922 2016-05-25 Richard Biener <rguenther@suse.de>
14924 PR tree-optimization/71261
14925 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
14926 interesting stmt instead of immediate uses when looking
14927 for the use operand to replace.
14929 2016-05-25 Martin Liska <mliska@suse.cz>
14931 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
14933 2016-05-25 Richard Biener <rguenther@suse.de>
14935 PR tree-optimization/71264
14936 * tree-vect-stmts.c (vect_init_vector): Properly deal with
14939 2016-05-25 Martin Liska <mliska@suse.cz>
14941 PR tree-optimization/71239
14942 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
14943 if DECL_SIZE is NULL.
14945 2016-05-25 Richard Biener <rguenther@suse.de>
14947 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
14948 * tree-if-conv.c (pass_data_if_conversion): Use it.
14950 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14952 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
14953 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
14954 * varpool.c (varpool_node::get_availability): Likewise.
14956 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14958 * config/rs6000/altivec.md (VNEG iterator): New iterator for
14959 VNEGW/VNEGD instructions.
14960 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
14961 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
14962 support for ISA 3.0 VNEGW/VNEGD instructions.
14964 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
14966 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
14967 pointers inside OACC_DATA regions.
14968 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
14969 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
14970 (gimplify_adjust_omp_clauses): Fix typo in comment.
14972 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14974 * config/rs6000/altivec.md (VParity): New mode iterator for vector
14975 parity built-in functions.
14976 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
14978 (p9v_parity<mode>2): Likewise.
14979 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
14981 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
14982 (parity<mode>2): ISA 3.0 expander for vector parity.
14983 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
14985 (BU_P9_64BIT_MISC_0): Likewise.
14986 (BU_P9_MISC_0): Likewise.
14987 (BU_P9V_AV_1): Likewise.
14988 (BU_P9V_AV_2): Likewise.
14989 (BU_P9V_AV_3): Likewise.
14990 (BU_P9V_AV_P): Likewise.
14991 (BU_P9V_VSX_1): Likewise.
14992 (BU_P9V_OVERLOAD_1): Likewise.
14993 (BU_P9V_OVERLOAD_2): Likewise.
14994 (BU_P9V_OVERLOAD_3): Likewise.
14995 (VCTZB): Add vector count trailing zeros support.
14999 (VPRTYBD): Add vector parity support.
15000 (VPRTYBQ): Likewise.
15001 (VPRTYBW): Likewise.
15002 (VCTZ): Add overloaded vector count trailing zeros support.
15003 (VPRTYB): Add overloaded vector parity support.
15004 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15005 overloaded vector count trailing zeros and parity instructions.
15006 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
15007 vector parity support.
15008 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
15009 trailing zeros support.
15010 (vec_cntlz): Likewise.
15011 (vec_vctzb): Likewise.
15012 (vec_vctzd): Likewise.
15013 (vec_vctzh): Likewise.
15014 (vec_vctzw): Likewise.
15015 (vec_vprtyb): Add ISA 3.0 vector parity support.
15016 (vec_vprtybd): Likewise.
15017 (vec_vprtybw): Likewise.
15018 (vec_vprtybq): Likewise.
15019 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15020 the ISA 3.0 vector count trailing zeros and vector parity built-in
15023 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15025 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
15026 when there is stmt_to_insert.
15028 2016-05-24 Martin Sebor <msebor@redhat.com>
15031 * tree.h (complete_or_array_type_p): New inline function.
15033 2016-05-24 Jakub Jelinek <jakub@redhat.com>
15035 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
15036 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
15037 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
15039 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
15040 Limit 1st alternative to noavx isa, split 2nd alternative into one
15041 noavx and one avx alternative, use *x and Bm in the former and
15042 x and m in the latter.
15044 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
15045 of sse4 for the first alternative, drop %v from the template
15046 and d operand modifier. Split second alternative into one sse4_noavx
15047 and one avx alternative, use *x instead of *v in the former and v
15048 instead of *v in the latter.
15049 (*sse4_1_extractps): Use noavx isa instead of * for the first
15050 alternative, drop %v from the template. Split second alternative into
15051 one noavx and one avx alternative, use *x instead of *v in the
15052 former and v instead of *v in the latter.
15053 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
15054 with noavx and the last one with avx.
15055 (sse4_1_phminposuw): Guard first alternative with noavx isa,
15056 split the second one into one noavx and one avx alternative,
15057 use *x and Bm in the former and x and m in the latter one.
15058 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
15061 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
15062 first two alternatives to noavx, use *x instead of *v in the second
15063 one, add avx alternative without *.
15064 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
15065 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
15066 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
15068 2016-05-24 Jeff Law <law@redhat.com>
15070 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
15071 New function, extracted from...
15072 (fsm_find_control_statement_thread_paths): Here. Use the new function.
15073 Allow simple copies and constant initializations in the SSA chain.
15075 2016-05-24 Marek Polacek <polacek@redhat.com>
15078 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
15081 2016-05-24 Jakub Jelinek <jakub@redhat.com>
15084 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
15085 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
15086 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
15087 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
15088 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
15090 2016-05-24 Richard Biener <rguenther@suse.de>
15092 PR tree-optimization/71240
15093 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
15096 2016-05-24 Richard Biener <rguenther@suse.de>
15098 PR tree-optimization/71230
15099 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
15101 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
15103 * tree-vectorizer.h (vectorizable_comparison): Delete.
15104 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
15105 PURE_SLP_STMT check.
15106 * tree-vect-stmts.c (vectorizable_call): Likewise.
15107 (vectorizable_simd_clone_call): Likewise.
15108 (vectorizable_conversion): Likewise.
15109 (vectorizable_assignment): Likewise.
15110 (vectorizable_shift): Likewise.
15111 (vectorizable_operation): Likewise.
15112 (vectorizable_load): Likewise.
15113 (vectorizable_condition): Likewise.
15114 (vectorizable_store): Likewise. Assert that we don't have
15116 (vectorizable_comparison): Make static. Remove redundant
15117 PURE_SLP_STMT check.
15118 (vect_transform_stmt): Assert that we always have an slp_node
15121 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15123 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
15124 operands[2] against 1 with comparison against CONST1_RTX.
15125 (<shift>di3_neon): Likewise.
15126 * config/arm/predicates.md (const0_operand): Replace with comparison
15127 against CONST0_RTX.
15129 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15131 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
15132 operands[2] against 1 with comparison against CONST1_RTX.
15133 (ashrdi3): Likewise.
15134 (lshrdi3): Likewise.
15135 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
15137 (ashrsi3): Likewise.
15138 (lshrsi3): Likewise.
15139 (rotrsi3): Likewise.
15140 (define_split above *compareqi_eq0): Likewise.
15141 (define_split above "prologue"): Likewise.
15142 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
15143 * config/arm/predicates.md (shift_operator): Likewise.
15144 (shift_nomul_operator): Likewise.
15145 (sat_shift_operator): Likewise.
15146 (thumb1_cmp_operand): Likewise.
15147 (const_neon_scalar_shift_amount_operand): Replace manual range
15148 check with IN_RANGE.
15149 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
15150 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
15152 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15154 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
15155 with HOST_WIDE_INT_1.
15157 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
15158 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
15159 (arm_canonicalize_comparison): Likewise.
15160 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
15162 (thumb1_size_rtx_costs): Likewise.
15163 (vfp_const_double_index): Replace cast of 1 to unsigned
15164 HOST_WIDE_INT with HOST_WIDE_INT_1U.
15165 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
15167 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
15168 HOST_WIDE_INT with HOST_WIDE_INT_1U.
15169 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
15170 HOST_WIDE_INT with HOST_WIDE_INT_1.
15172 2016-05-24 Marek Polacek <polacek@redhat.com>
15174 * tree-cfg.h (should_remove_lhs_p): New predicate.
15175 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
15176 * gimplify.c (gimplify_modify_expr): Likewise.
15177 * tree-cfg.c (verify_gimple_call): Likewise.
15178 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
15179 * gimple-fold.c: Include "tree-cfg.h".
15180 (gimple_fold_call): Use should_remove_lhs_p.
15182 2016-05-24 Richard Biener <rguenther@suse.de>
15184 PR tree-optimization/71253
15185 * cfganal.h (control_dependences): Make robust against edge
15187 (control_dependences::control_dependences): Remove edge_list argument.
15188 (control_dependences::get_edge): Remove.
15189 (control_dependences::get_edge_src): Add.
15190 (control_dependences::get_edge_dest): Likewise.
15191 (control_dependences::m_el): Make a vector of edge src/dest index.
15192 * cfganal.c (control_dependences::find_control_dependence): Adjust.
15193 (control_dependences::control_dependences): Likewise.
15194 (control_dependences::~control_dependence): Likewise.
15195 (control_dependences::get_edge): Remove.
15196 (control_dependences::get_edge_src): Add.
15197 (control_dependences::get_edge_dest): Likewise.
15198 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
15200 (perform_tree_ssa_dce): Adjust.
15201 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
15203 (pass_loop_distribution::execute): Adjust. Do loop destroying
15204 conditional on changed.
15206 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15209 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
15210 return. Reindent transformation comment and mention the ARM state
15213 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15215 PR middle-end/71252
15216 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
15217 after build_and_add_sum creates new use stmt.
15219 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
15221 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
15222 load_lanes/grouped_load classification comes first. Don't check
15223 whether the vectorization factor is a multiple of the group size
15226 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
15228 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
15229 GROUP_GAP for single-element interleaving.
15230 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
15233 2016-05-24 Richard Biener <rguenther@suse.de>
15235 PR middle-end/70434
15237 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
15238 bases which are accessed with non-invariant indices.
15239 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
15240 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
15242 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15244 PR middle-end/71170
15245 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
15246 (add_to_ops_vec): Add stmt_to_insert.
15247 (add_repeat_to_ops_vec): Init stmt_to_insert.
15248 (insert_stmt_before_use): New.
15249 (transform_add_to_multiply): Remove mult_stmt insertion and add it
15251 (get_ops): Init stmt_to_insert.
15252 (maybe_optimize_range_tests): Likewise.
15253 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
15254 (rewrite_expr_tree_parallel): Likewise.
15255 (reassociate_bb): Likewise.
15257 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15260 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
15261 ISA 3.0 xxperm fusion alternative.
15262 (altivec_vperm_v8hiv16qi): Likewise.
15263 (altivec_vperm_<mode>_uns_internal): Likewise.
15264 (vperm_v8hiv4si): Likewise.
15265 (vperm_v16qiv8hi): Likewise.
15267 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15268 Kelvin Nilsen <kelvin@gcc.gnu.org>
15270 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
15271 vpermr/xxpermr on ISA 3.0.
15272 (altivec_expand_vec_perm_le): Likewise.
15273 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
15274 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
15277 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
15279 * config/i386/i386.h (IS_STACK_MODE): Enable for
15280 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
15281 SSE_FLOAT_MODE_P macros.
15282 * config/i386/i386.c (ix86_preferred_reload_class): Use
15283 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
15284 Cleanup regclass processing for CONST_DOUBLE_P.
15285 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
15286 (ix86_rtx_costs): Remove redundant TARGET_80387 check
15287 with IS_STACK_MODE macro.
15288 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
15290 (*movdf_internal): Use IS_STACK_MODE macro.
15291 (*movsf_internal): Ditto.
15293 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
15295 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
15296 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
15298 2016-05-23 Jeff Law <law@redhat.com>
15300 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
15302 (fsm_find_control_statement_thread_paths): Call it.
15304 2016-05-23 Martin Jambor <mjambor@suse.cz>
15307 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
15308 from_global_constant if t is not NULL.
15310 2016-05-23 Marek Polacek <polacek@redhat.com>
15313 * common.opt (Wswitch-unreachable): New option.
15314 * doc/invoke.texi: Document -Wswitch-unreachable.
15315 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
15318 2016-05-23 Bin Cheng <bin.cheng@arm.com>
15320 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
15321 TMR_INDEX is non-NULL.
15323 2016-05-23 Richard Biener <rguenther@suse.de>
15325 PR tree-optimization/71230
15326 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
15327 (try_special_add_to_ops): ... here. Always test for single-use.
15329 2016-05-23 Martin Jambor <mjambor@suse.cz>
15331 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
15332 default block if a PHI node in the original one would be resized.
15334 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15336 PR tree-optimization/58135
15337 * tree-vect-slp.c: When group size is not multiple
15338 of vector size, allow splitting of store group at
15341 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
15343 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
15345 2016-05-22 Jakub Jelinek <jakub@redhat.com>
15347 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
15348 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
15349 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
15352 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
15353 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
15354 v constraint instead of x and vinserti32x4 insn.
15356 * config/i386/sse.md (i128vldq): New mode iterator.
15357 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
15358 avx512dq and avx512vl alternatives.
15360 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
15361 constraint, use maybe_evex prefix instead of vex.
15362 (vec_dupv4sf): Use v constraint instead of x for output
15363 operand except for noavx alternative, use Yv constraint
15364 instead of x for input. Use maybe_evex prefix instead of vex.
15365 (*vec_dupv4si): Likewise.
15366 (*vec_dupv2di): Likewise.
15368 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15370 PR middle-end/40921
15371 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
15372 (linearize_expr_tree): Call try_special_add_to_ops.
15373 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
15375 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15377 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
15378 to computed stack_usage.
15380 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15383 * config/avr/avr.md (define_expand "mov<mode>"): If the source
15384 operand is subreg (symbol_ref) then move the symbol ref to register.
15386 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
15388 * tree.c (array_at_struct_end_p): Look through MEM_REF.
15390 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
15392 PR middle-end/71179
15393 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
15396 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
15398 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
15399 ranges by calling get_single_symbol and tidy up. Look more closely
15400 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
15402 2016-05-20 Jeff Law <law@redhat.com>
15404 * bitmap.c (bitmap_find_bit): Remove useless test.
15406 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
15408 * function.c (thread_prologue_and_epilogue_insns): Commit the
15409 insertion of the epilogue.
15411 2016-05-20 Martin Jambor <mjambor@suse.cz>
15413 PR tree-optimization/70884
15414 * tree-sra.c (initialize_constant_pool_replacements): Do not check
15415 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
15416 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
15417 of constant pool data as a reason for scalarization.
15419 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
15421 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
15422 for naked functions.
15423 (thumb1_expand_prologue): Likewise.
15425 2016-05-20 Nathan Sidwell <nathan@acm.org>
15427 * config/nvptx/nptx.c (nvptx_option_override): Only set
15428 flag_toplevel_reorder, if not explicitly specified. Set
15429 flag_no_common, unless explicitly specified.
15431 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15433 * calls.c (can_implement_as_sibling_call_p): Mark param
15434 reg_parm_stack_space with ATTRIBUTE_UNUSED.
15436 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
15438 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
15439 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
15440 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
15442 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
15443 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
15444 and CASE_CONST_ANY.
15446 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
15448 * config/nvptx/nvptx.md (sincossf3): New pattern.
15450 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15452 * calls.c (maybe_complain_about_tail_call): New function.
15453 (initialize_argument_information): Call
15454 maybe_complain_about_tail_call when clearing *may_tailcall.
15455 (can_implement_as_sibling_call_p): Call
15456 maybe_complain_about_tail_call when returning false.
15457 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
15458 ensure try_tail_call is set. Call maybe_complain_about_tail_call
15459 if tail-call optimization fails.
15460 * cfgexpand.c (expand_call_stmt): Initialize
15461 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
15462 * gimple-pretty-print.c (dump_gimple_call): Dump
15463 gimple_call_must_tail_p.
15464 * gimple.c (gimple_build_call_from_tree): Call
15465 gimple_call_set_must_tail with the value of
15466 CALL_EXPR_MUST_TAIL_CALL.
15467 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
15468 (gimple_call_set_must_tail): New function.
15469 (gimple_call_must_tail_p): New function.
15470 * print-tree.c (print_node): Update printing of TREE_STATIC
15471 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
15472 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
15473 trailing comment listing applicable flags.
15474 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
15476 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15478 * calls.c (expand_call): Move "Rest of purposes for tail call
15479 optimizations to fail" to...
15480 (can_implement_as_sibling_call_p): ...this new function, and
15481 split into multiple "if" statements.
15483 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15485 * cfgloop.h (expected_loop_iterations_unbounded,
15486 expected_loop_iterations): Unconstify.
15487 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
15488 profile with known upper bound; return 3 when profile is absent.
15489 (expected_loop_iterations): Update.
15491 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15493 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
15494 and get_max_loop_iterations_int.
15496 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15498 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
15499 realistic upper bounds here.
15501 2016-05-20 Jakub Jelinek <jakub@redhat.com>
15504 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
15505 calls if the LHS is variable length or has addressable type.
15506 If targets[0]->decl is a noreturn call with void return type and
15507 zero arguments, adjust fntype and remove lhs in that case.
15509 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
15511 PR tree-optimization/71079
15512 PR tree-optimization/71206
15513 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
15515 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15517 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
15518 (get_vec_alignment_for_array_decl): Likewise.
15519 (get_vec_alignment_for_record_decl): Likewise.
15520 (increase_alignment::execute): Move code to find alignment to
15521 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
15522 (type_align_map): New hash_map.
15524 2016-05-20 Richard Guenther <rguenther@suse.de>
15526 PR tree-optimization/29756
15527 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
15528 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
15529 * fold-const.c (operand_equal_p): Likewise.
15530 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
15531 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
15532 * tree-inline.c (estimate_operator_cost): Likewise.
15533 * tree-pretty-print.c (dump_generic_node): Likewise.
15534 * tree-ssa-operands.c (get_expr_operands): Likewise.
15535 * cfgexpand.c (expand_debug_expr): Likewise.
15536 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
15537 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
15538 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
15539 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
15540 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
15541 (execute_update_addresses_taken): Do it.
15543 2016-05-20 Richard Biener <rguenther@suse.de>
15545 PR tree-optimization/71185
15546 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
15547 register operations.
15549 2016-05-20 Richard Biener <rguenther@suse.de>
15551 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
15552 gimple_seq_add_seq_without_update.
15553 (release_bb_predicate): Assert we have no operands to free.
15554 (if_convertible_loop_p_1): Calculate post dominators later.
15555 Do not free BB predicates here.
15556 (combine_blocks): Do not recompute BB predicates.
15557 (version_loop_for_if_conversion): Save BB predicates around
15560 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
15562 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
15563 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
15564 code. Ignore sibcalls on EDGE_IGNORE edges.
15565 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
15566 on edges for sibcalls that run without prologue. The rest of the
15567 function is combined from...
15568 (fix_fake_fallthrough_edge): ... this, and ...
15569 (try_shrink_wrapping): ... a part of this. Remove the bb_with
15570 function argument, make it a local variable.
15572 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
15574 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
15575 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
15576 for 32-bit mode and SEH for 64-bit.
15577 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
15578 TARGET_64BIT_DEFAULT.
15580 2016-05-19 Ryan Burn <contact@rnburn.com>
15582 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
15583 * gengtype.c (open_base_files): Add cilk.h to ifiles.
15585 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
15587 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
15588 force pending loads from memory.
15590 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
15592 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
15593 (UNSPEC_DARN_32): New unspec constant.
15594 (UNSPEC_DARN_RAW): New unspec constant.
15595 (darn_32): New instruction.
15596 (darn_raw): New instruction.
15597 (darn): New instruction.
15598 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
15599 support and documentation for this macro.
15600 (BU_P9_MISC_1): New macro definition.
15601 (BU_P9_64BIT_MISC_0): New macro definition.
15602 (BU_P9_MISC_0): New macro definition.
15603 (darn_32): New builtin definition.
15604 (darn_raw): New builtin definition.
15605 (darn): New builtin definition.
15606 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
15607 RS6000_BUILTIN_0 directives to surround each occurrence of
15608 #include "rs6000-builtin.def".
15609 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
15610 RS6000_BTM_64BIT flags to the returned mask, depending on
15612 (def_builtin): Correct an error in the assignments made to the
15613 debugging variable attr_string.
15614 (rs6000_expand_builtin): Add support for no-operand built-in
15616 (builtin_function_type): Remove fatal_error assertion that is no
15618 (rs6000_common_init_builtins): Add support for no-operand built-in
15620 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
15622 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
15624 (RS6000_BTM_64BIT): New macro definition.
15625 * doc/extend.texi: Document __builtin_darn (void),
15626 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
15629 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
15631 * tree-vect-loop.c (vect_analyze_loop_2): Use also
15632 max_loop_iterations_int.
15634 2016-05-19 Marek Polacek <polacek@redhat.com>
15636 PR tree-optimization/71031
15637 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
15638 condition and adjust the code a bit.
15640 2016-05-19 Martin Liska <mliska@suse.cz>
15642 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
15643 auto_vec instead of vec.
15645 2016-05-19 Martin Liska <mliska@suse.cz>
15647 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
15649 2016-05-19 Martin Liska <mliska@suse.cz>
15651 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
15653 2016-05-19 Martin Liska <mliska@suse.cz>
15655 * ipa-pure-const.c (set_function_state): Remove an existing
15657 (remove_node_data): Do not free it as it's released
15658 in set_function_state.
15660 2016-05-19 Martin Liska <mliska@suse.cz>
15662 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
15665 2016-05-19 Martin Liska <mliska@suse.cz>
15667 * omp-simd-clone.c (simd_clone_adjust): Release vector.
15669 2016-05-19 Martin Liska <mliska@suse.cz>
15671 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
15672 an auto_vec instead of re-creating it.
15674 2016-05-19 Martin Liska <mliska@suse.cz>
15676 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
15677 auto_vec instead of vec.
15679 2016-05-19 Martin Liska <mliska@suse.cz>
15681 * lto-section-in.c (lto_get_section_data): Call
15682 lto_check_version with additional argument.
15683 * lto-streamer.c (lto_check_version): Add new argument.
15684 * lto-streamer.h (lto_check_version): Likewise.
15686 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15688 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
15689 Don't add cost of inner memory when handling sign-extended loads.
15691 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
15693 PR rtl-optimization/71148
15694 * cse.c (cse_main): Free dominance info.
15695 (rest_of_handle_cse): Don't free dominance info.
15696 (rest_of_handle_cse2): Likewise.
15697 (rest_of_handle_cse_after_global_opts): Likewise.
15699 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15702 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
15703 NULL_TREE early if NEON is not available. Remove now redundant check
15704 in ARM_CHECK_BUILTIN_MODE.
15706 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
15709 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
15710 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
15711 * doc/cpp.texi: Document new macros.
15713 2016-05-19 Bin Cheng <bin.cheng@arm.com>
15715 PR tree-optimization/69848
15716 * tree-vect-loop.c (vectorizable_reduction): Don't factor
15717 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
15719 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
15721 * function.c (thread_prologue_and_epilogue_insn): Move the
15722 "goto epilogue_done" one block later.
15724 2016-05-19 Richard Biener <rguenther@suse.de>
15726 PR tree-optimization/70729
15727 * passes.def: Move LIM pass before PRE. Remove no longer
15728 required copyprop and move first DCE out of the loop pipeline.
15730 2016-05-18 David Malcolm <dmalcolm@redhat.com>
15733 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
15734 (OBJS-libcommon-target): ...here.
15735 * opts-common.c: Include spellcheck.h.
15736 (cmdline_handle_error): Build a vec of valid options and use it
15737 to suggest provide hints for misspelled arguments.
15739 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15742 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
15743 lhs if it has TREE_ADDRESSABLE type.
15745 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
15748 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
15749 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
15751 2016-05-18 Martin Jambor <mjambor@suse.cz>
15754 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
15755 input for NOP_EXPR pass-through functions.
15756 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
15757 aggregate global constant VAR_DECLs in constant jump functions.
15759 2016-05-18 Martin Jambor <mjambor@suse.cz>
15762 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
15763 from TREE_READONLY parameters.
15765 2016-05-18 Martin Jambor <mjambor@suse.cz>
15768 * cgraph.h (cgraph_indirect_call_info): New field
15769 guaranteed_unmodified.
15770 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
15771 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
15773 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
15774 pass the parameter value to ipa_find_agg_cst_for_param.
15775 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
15776 guaranteed_unmodified, store AA results there instead of bailing out
15778 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
15779 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
15780 (find_constructor_constant_at_offset): New function.
15781 (ipa_find_agg_cst_from_init): Likewise.
15782 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
15783 static initializers of contants, report back through a new paameter
15784 from_global_constant if that was the case.
15785 (try_make_edge_direct_simple_call): Also pass parameter value to
15786 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
15788 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
15789 (ipa_read_indirect_edge_info): Likewise.
15790 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
15791 (ipa_load_from_parm_agg): Likewise.
15793 2016-05-18 Jiong Wang <jiong.wang@arm.com>
15795 PR rtl-optimization/71150
15796 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
15799 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15802 * config/rs6000/constraints.md (wE constraint): New constraint
15803 for a vector constant that can be loaded with XXSPLTIB.
15804 (wM constraint): New constraint for a vector constant of a 1's.
15805 (wS constraint): New constraint for a vector constant that can be
15806 loaded with XXSPLTIB and a vector sign extend instruction.
15807 * config/rs6000/predicates.md (xxspltib_constant_split): New
15808 predicates for wE/wS constraints.
15809 (xxspltib_constant_nosplit): Likewise.
15810 (easy_vector_constant): Add support for constants that can be
15811 loaded via XXSPLTIB.
15812 (all_ones_constant): New predicate for vector constant with all
15814 (splat_input_operand): Add support for ISA 3.0 word splat operations.
15815 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
15816 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
15817 instruction and possibly with a sign extension.
15818 (output_vec_const_move): Add support for XXSPLTIB. If we are
15819 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
15820 instead of XXLXOR/XXLORC.
15821 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
15823 (rs6000_legitimize_reload_address): Likewise.
15824 (rs6000_output_move_128bit): Use output_vec_const_move to emit
15826 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
15827 combine VSX_M and VSX_M2 into one iterator.
15828 (VSX_M2): Likewise.
15829 (VSINT_84): New iterators for loading constants with XXSPLTIB.
15830 (VSINT_842): Likewise.
15831 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
15832 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
15833 XXSPLTIB instruction.
15834 (xxspltib_<mode>_nosplit): Likewise.
15835 (xxspltib_<mode>_split): New insn to load up constants with
15836 XXSPLTIB and a sign extend instruction.
15837 (vsx_mov<mode>): Replace single move that handled all vector types
15838 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
15839 moves (when -mvsx-timode is in effect) into the main vector
15840 moves. Eliminate separate moves for <VSr> <VSa>, where the
15841 preferred register class (<VSr>) is listed first, and the
15842 secondary register class (<VSa>) is listed second with a '?' to
15843 discourage use. Prefer loading 0/-1 in any VSX register for ISA
15844 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
15845 that if the register was involved in a slow operation, the
15846 clear/set operation does not wait for the slow operation to
15847 finish. Adjust the length attributes for 32-bit mode. Use
15848 rs6000_output_move_128bit and drop the use of the string
15849 instructions for 32-bit movti when -mvsx-timode is in effect. Use
15850 spacing so that the alternatives and attributes don't generate
15851 long lines, and put things in columns, so that it is easier to
15852 match up the operands and attributes with the insn alternatives.
15853 (vsx_mov<mode>_64bit): Likewise.
15854 (vsx_mov<mode>_32bit): Likewise.
15855 (vsx_movti_64bit): Fold movti into normal vector moves.
15856 (vsx_movti_32bit): Likewise.
15857 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
15858 splat instructions.
15859 (vsx_splat_v4si_internal): Likewise.
15860 (vsx_splat_v4sf_internal): Likewise.
15861 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
15862 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
15863 extend vector elements.
15864 (vsx_sign_extend_hi_<mode>): Likewise.
15865 (vsx_sign_extend_si_v2di): Likewise.
15866 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
15868 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
15869 constraints. Add trailing period to wL documentation.
15871 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
15873 PR middle-end/71020
15874 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
15875 * tree-dfa.c (replace_abnormal_ssa_names): New function.
15876 * tree-call-cdce.c: Include tree-dfa.h.
15877 (can_guard_call_p): New function, extracted from...
15878 (can_use_internal_fn): ...here.
15879 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
15881 (shrink_wrap_one_built_in_call): Likewise.
15882 (use_internal_fn): Likewise.
15883 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
15884 and return void. Call replace_abnormal_ssa_names.
15885 (pass_call_cdce::execute): Check can_guard_call_p during the
15886 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
15887 will always change something.
15889 2016-05-18 Martin Jambor <mjambor@suse.cz>
15892 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
15893 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
15895 2016-05-18 Martin Jambor <mjambor@suse.cz>
15898 * ipa-inline.h (condition): New field size.
15899 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
15900 for comaprison and store it into the new condition.
15901 (evaluate_conditions_for_known_args): Use condition size to check
15902 access sizes for all but CHANGED conditions.
15903 (unmodified_parm_1): New parameter size_p, store access size into it.
15904 (unmodified_parm): Likewise.
15905 (unmodified_parm_or_parm_agg_item): Likewise.
15906 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
15907 (set_cond_stmt_execution_predicate): Extract access sizes and store
15908 them to conditions.
15909 (set_switch_stmt_execution_predicate): Likewise.
15910 (will_be_nonconstant_expr_predicate): Likewise.
15911 (will_be_nonconstant_predicate): Likewise.
15912 (inline_read_section): Stream condition size.
15913 (inline_write_summary): Likewise.
15915 2016-05-18 Richard Biener <rguenther@suse.de>
15917 * tree-ssa-loop-im.c (determine_max_movement): Properly add
15918 condition cost to PHI cost instead of total_cost.
15920 2016-05-18 Martin Liska <mliska@suse.cz>
15923 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
15926 2016-05-18 Richard Biener <rguenther@suse.de>
15928 * lto-streamer.h (LTO_major_version): Bump to 6.
15930 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15932 * function.c (make_split_prologue_seq, make_prologue_seq,
15933 make_epilogue_seq): New functions, factored out from...
15934 (thread_prologue_and_epilogue_insns): Here.
15936 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15938 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
15939 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
15940 of before. Add a comment.
15942 2016-05-18 Bin Cheng <bin.cheng@arm.com>
15944 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
15945 expression pointer, not pointer to the pointer.
15947 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15949 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
15950 (avx2_pbroadcast<mode>): Add another alternative with v instead
15951 of x constraints in it, using <pbroadcast_evex_isa> isa.
15952 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
15954 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
15955 constraint x instead of v in second alternative, add avx512bw
15958 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
15959 constraint x instead of v in second alternative, add avx512bw
15962 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
15963 constraint x instead of v in second alternative, add avx512bw
15966 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
15967 avx512bw alternative.
15969 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15971 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
15972 array to 128 chars.
15973 (define_insn "*andnottf3"): Ditto.
15974 (define_insn "*<code><mode>3"/any_logic): Ditto.
15975 (define_insn "*<code>tf3"/any_logic): Ditto.
15976 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
15977 operand to block AVX-512VL insn variant emit when it is not enabled.
15979 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15981 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
15982 constraint fot SF mode.
15984 2016-05-18 Petr Murzin <petr.murzin@intel.com>
15985 Kirill Yukhin <kirill.yukhin@intel.com>
15987 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
15989 (define_insn "rsqrt14<mode>"): Ditto.
15990 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
15991 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
15992 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
15993 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
15994 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
15996 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
15997 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
15998 * config/i386/i386.c (ix86_print_operand): Expand check for size
15999 override codes for Intel syntax.
16001 2016-05-18 Richard Biener <rguenther@suse.de>
16003 PR tree-optimization/71168
16004 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
16005 initialization earlier.
16007 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
16009 * config/aarch64/aarch64-simd.md
16010 (aarch64_reduc_plus_internal<mode>): Rename to...
16011 (reduc_plus_scal): ...This, and remove previous implementation.
16013 2016-05-18 Richard Biener <rguenther@suse.de>
16015 * passes.def: Put late dse and cd_dce in canonical order.
16017 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
16019 * ipa-inline-transform.c (preserve_function_body_p): Look for
16020 first non-thunk clone.
16021 (save_function_body): Save into first non-thunk.
16022 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
16024 (lto_output_node): Inline thunks don't need body in every
16026 * lto-streamer-in.c: Do not fixup thunk clones.
16027 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
16029 * tree-inline.c (copy_bb): Be prepared for target node to be new after
16032 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
16034 PR middle-end/63586
16035 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
16036 (reassociate_bb): Call transform_add_to_multiply.
16038 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
16040 * config/aarch64/aarch64.c (all_extensions): Removed unused
16043 2016-05-17 Nathan Sidwell <nathan@acm.org>
16045 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
16046 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
16048 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
16050 PR tree-optimization/54579
16051 PR middle-end/55299
16052 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
16054 2016-05-17 Marek Polacek <polacek@redhat.com>
16057 * tree-inline.c (expand_call_inline): Call
16058 maybe_remove_unused_call_args.
16060 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
16062 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
16063 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
16064 * doc/md.texi (fmin@var{m}3): Likewise.
16066 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16068 * match.pd (X & C): New transformation.
16070 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16072 * match.pd (~X & Y): New transformation.
16074 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16076 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
16077 information for new SSA_NAME.
16078 (simplify_conversion_using_ranges): Get range through get_range_info
16079 instead of get_value_range.
16081 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16083 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
16084 Remove inline assembly.
16085 (vmvn_s16): Likewise.
16086 (vmvn_s32): Likewise.
16087 (vmvn_u8): Likewise.
16088 (vmvn_u16): Likewise.
16089 (vmvn_u32): Likewise.
16090 (vmvnq_s8): Likewise.
16091 (vmvnq_s16): Likewise.
16092 (vmvnq_s32): Likewise.
16093 (vmvnq_u8): Likewise.
16094 (vmvnq_u16): Likewise.
16095 (vmvnq_u32): Likewise.
16096 (vmvn_p8): Likewise.
16097 (vmvnq_p16): Likewise.
16099 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16101 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
16103 (vmul_n_s16): Likewise.
16104 (vmul_n_s32): Likewise.
16105 (vmul_n_u16): Likewise.
16106 (vmul_n_u32): Likewise.
16107 (vmulq_n_f32): Likewise.
16108 (vmulq_n_f64): Likewise.
16109 (vmulq_n_s16): Likewise.
16110 (vmulq_n_s32): Likewise.
16111 (vmulq_n_u16): Likewise.
16112 (vmulq_n_u32): Likewise.
16114 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16116 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
16117 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
16119 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16121 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
16122 to *aarch64_fma4_elt_from_dup<mode>.
16123 (*aarch64_fnma4_elt_to_128df): Rename to
16124 *aarch64_fnma4_elt_from_dup<mode>.
16125 * config/aarch64/arm_neon.h (vfma_n_f64): New.
16126 (vfms_n_f32): Likewise.
16127 (vfms_n_f64): Likewise.
16128 (vfmsq_n_f32): Likewise.
16129 (vfmsq_n_f64): Likewise.
16131 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
16133 * wide-int.h: Change fixed_wide_int_storage from class to struct.
16135 2016-05-17 Richard Biener <rguenther@suse.de>
16137 PR tree-optimization/71132
16138 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
16139 Only add control dependences for blocks in the loop.
16140 (build_rdg): Adjust.
16141 (generate_code_for_partition): Return whether loop should
16142 be destroyed and delay that.
16143 (distribute_loop): Likewise.
16144 (pass_loop_distribution::execute): Record loops to be destroyed
16145 and perform delayed destroying of loops.
16147 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16150 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
16152 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16154 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
16156 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
16159 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
16160 insertion point for instructions generated by validize_mem.
16162 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16164 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
16167 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16169 * config/aarch64/aarch64.c
16170 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
16171 rather than a macro.
16173 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
16175 * doc/invoke.texi (AArch64 Options): Various updates.
16177 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16179 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
16180 into instrumentation thunks.
16181 * cif-code.def (CIF_CHKP): New.
16183 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
16185 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
16187 2016-05-16 Martin Jambor <mjambor@suse.cz>
16189 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
16190 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
16192 2016-05-16 Marek Polacek <polacek@redhat.com>
16194 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
16197 2016-05-16 Martin Jambor <mjambor@suse.cz>
16200 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
16201 the outlined kernel function.
16203 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
16205 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
16206 (ISA_HAS_DLSA): Ditto.
16208 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
16210 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
16212 2016-05-16 Nathan Sidwell <nathan@acm.org>
16214 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
16215 (nvptx_name_replacement): Restore. Add comment.
16216 (write_fn_proto, write_fn_proto_from_insn,
16217 nvptx_output_call_insn): Restore
16218 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
16220 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
16222 * config/aarch64/aarch64.md
16223 (add<mode>3_compareC_cconly_imm): Remove use of %w.
16224 (add<mode>3_compareC_imm): Likewise.
16225 (<optab>si3_uxtw): Split into register and immediate variants.
16226 (andsi3_compare0_uxtw): Likewise.
16227 (and<mode>3_compare0): Likewise.
16228 (and<mode>3nr_compare0): Likewise.
16229 (stack_protect_test_<mode>): Don't use %x for memory operands.
16231 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
16233 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
16235 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
16237 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
16238 Split integer shifts into shift_reg and bfm.
16239 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
16240 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
16241 (ror<mode>3_insn): Likewise.
16242 (<optab>si3_insn_uxtw): Likewise.
16243 (<optab><mode>3_insn): Change to rotate_imm.
16244 (extr<mode>5_insn_alt): Likewise.
16245 (extrsi5_insn_uxtw): Likewise.
16246 (extrsi5_insn_uxtw_alt): Likewise.
16248 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
16250 * doc/tm.texi: Regenerate.
16251 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
16252 (TARGET_INVALID_RETURN_TYPE): Remove.
16253 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
16254 TARGET_INVALID_RETURN_TYPE.
16255 * target.def (invalid_parameter_type): Remove.
16256 (invalid_return_type): Remove.
16258 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16260 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
16261 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
16263 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
16265 (preserve_function_body_p): No need to preserve function body
16266 * cif-codes.def (CIF_THUNK): Remove.
16267 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
16269 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16271 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
16273 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16275 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
16278 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16280 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
16281 (inline_small_functions): Do not look for function symbol when
16284 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16286 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
16289 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
16290 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16291 Jiong Wang <jiong.wang@arm.com>
16293 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
16294 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
16295 Define __ARM_FP16_ARGS when appropriate.
16296 * config/arm/arm.c (arm_invalid_parameter_type): Remove
16298 (arm_invalid_return_type): Likewise.
16299 (TARGET_INVALID_PARAMETER_TYPE): Remove.
16300 (TARGET_INVALID_RETURN_TYPE): Remove.
16301 (aapcs_vfp_sub_candidate): Allow HFmode.
16302 (aapcs_vfp_allocate): Add comment. Support HFmode.
16303 (aapcs_vfp_allocate_return_reg): Likewise.
16304 (struct aapcs_cp_arg_layout): Slightly reword comments for
16305 is_return_candidate and allocate_return_reg.
16306 (output_mov_vfp): Update assert.
16307 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
16309 (arm_invalid_parameter_type): Remove.
16310 (amr_invalid_return_type): Remove.
16311 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
16312 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
16313 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
16315 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
16317 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
16318 * config/aarch64/arch64-protos.h
16319 (aarch64_legitimize_reload_address): Remove.
16320 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
16323 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
16325 * configure.ac: Add ACX_NONCANONICAL_HOST.
16326 * configure: Regenerate.
16327 * Makefile.in: Set host_noncanonical.
16329 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
16332 * config/i386/i386.md (*movtf_internal): Before register allocation,
16333 do not allow FP constants for CM_MEDIUM memory model, allow only
16334 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
16335 (*movxf_internal): Ditto.
16336 (*movdf_internal): Ditto.
16337 (*movsf_internal): Ditto.
16339 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
16341 PR rtl-optimization/67483
16342 * combine.c (make_compound_operation): Don't call extract_left_shift
16343 with negative shift amounts.
16345 2016-05-13 Jakub Jelinek <jakub@redhat.com>
16348 * fold-const.c (fold_checksum_tree): Allow modification
16349 of TYPE_ALIAS_SET during folding.
16351 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
16352 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
16353 (ix86_split_to_parts): Likewise. Fix up formatting.
16355 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
16357 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
16358 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
16361 2016-05-13 Nathan Sidwell <nathan@acm.org>
16363 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
16364 (nvptx_name_replacement): Delete.
16365 (write_fn_proto, write_fn_proto_from_insn,
16366 nvptx_output_call_insn): Remove nvptx_name_replacement call.
16367 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
16368 * langhooks.c (add_builtin_funcction_common): Call
16369 targetm.mangle_decl_assembler_name.
16371 * config/nvptx/nvptx.c (write_fn_proto): Handle
16372 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
16374 2016-05-13 Martin Liska <mliska@suse.cz>
16376 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
16377 and PRIu64 in printf format.
16379 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16381 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
16384 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16386 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
16387 Change --param max-completely-peeled-times to
16388 --param max-completely-peel-times in dump file printing.
16390 2016-05-13 Richard Biener <rguenther@suse.de>
16392 PR tree-optimization/42587
16393 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
16394 (find_bswap_or_nop_1): Likewise.
16395 (bswap_replace): Likewise.
16397 2016-05-13 Martin Liska <mliska@suse.cz>
16399 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
16400 Initialize a variable with default value.
16402 2016-05-13 Martin Liska <mliska@suse.cz>
16404 * doc/invoke.texi: Enhance explanation of error recovery
16407 2016-05-13 Martin Liska <mliska@suse.cz>
16409 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
16410 (struct cost_pair): Change inv_expr_id (int) to inv_expr
16411 (iv_inv_expr_ent *).
16412 (struct iv_inv_expr_ent): Comment struct fields.
16413 (sort_iv_inv_expr_ent): New function.
16414 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
16415 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
16416 a hash_map between iv_inv_expr_ent and number of usages.
16417 (niter_for_exit): Fix coding style.
16418 (tree_ssa_iv_optimize_init): Use renamed variable.
16419 (determine_base_object): Fix coding style.
16420 (alloc_iv): Likewise.
16421 (find_interesting_uses_outside): Likewise.
16422 (add_candidate_1): Likewise.
16423 (add_standard_iv_candidates): Likewise.
16424 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
16425 (prepare_decl_rtl): Fix coding style.
16426 (get_address_cost): Likewise.
16427 (get_shiftadd_cost): Likewise.
16428 (force_expr_to_var_cost): Likewise.
16429 (compare_aff_trees): Likewise.
16430 (get_expr_id): Restructure the function.
16431 (get_loop_invariant_expr_id): Renamed to
16432 get_loop_invariant_expr.
16433 (get_computation_cost_at): Replace usage of inv_expr_id with
16435 (get_computation_cost): Likewise.
16436 (determine_group_iv_cost_generic): Likewise.
16437 (determine_group_iv_cost_address): Likewise.
16438 (iv_period): Fix coding style.
16439 (iv_elimination_compare_lt): Likewise.
16440 (may_eliminate_iv): Likewise.
16441 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
16443 (determine_group_iv_costs): Dump invariant expressions.
16444 (iv_ca_recount_cost): Use the newly added hash_map.
16445 (iv_ca_set_remove_invariants): Fix coding style.
16446 (iv_ca_set_add_invariants): Fix coding style.
16447 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
16449 (iv_ca_set_cp): Likewise.
16450 (iv_ca_new): Initialize the newly added hash_map and remove
16451 initialization of fields.
16452 (iv_ca_free): Delete the hash_map.
16453 (iv_ca_dump): Dump invariant expressions.
16454 (iv_ca_extend): Fix coding style.
16455 (try_add_cand_for): Likewise.
16456 (create_new_ivs): Dump information about # of avg iterations and
16457 # of used invariant expressions.
16458 (rewrite_use_compare): Fix coding style.
16459 (free_loop_data): Set default value for max_inv_expr_id.
16461 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
16463 * cse.c (rest_of_handle_cse): Use cleanup_cfg
16464 returned value cse_cfg_altered computation.
16465 (rest_of_handle_cse2): Likewise.
16466 (rest_of_handle_cse_after_global_opts): Likewise.
16468 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16471 * config/arm/arm.c (arm32_output_mi_thunk): New.
16472 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
16473 to split Thumb1 vs TARGET_32BIT functionality.
16474 (arm_thumb1_mi_thunk): New.
16476 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16478 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
16481 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16484 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
16486 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
16488 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
16489 (expand_builtin_trap): Emit a regular call.
16490 (set_builtin_user_assembler_name): Remove obsolete cases.
16491 * dse.c (scan_insn): Adjust.
16492 * except.c: Include calls.h.
16493 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
16494 emit a regular call to setjmp.
16495 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
16496 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
16497 (emit_block_move_via_libcall): Delete.
16498 (block_move_fn): Delete.
16499 (init_block_move_fn): Likewise.
16500 (emit_block_move_libcall_fn): Likewise.
16501 (emit_block_op_via_libcall): New function.
16502 (set_storage_via_libcall): Tidy up and use memset builtin.
16503 (block_clear_fn): Delete.
16504 (init_block_clear_fn): Likewise.
16505 (clear_storage_libcall_fn): Likewise.
16506 (expand_assignment): Call emit_block_move_via_libcall.
16507 Do not include gt-expr.h.
16508 * expr.h (emit_block_op_via_libcall): Declare.
16509 (emit_block_copy_via_libcall): New inline function.
16510 (emit_block_move_via_libcall): Likewise.
16511 (emit_block_comp_via_libcall): Likewise.
16512 (block_clear_fn): Delete.
16513 (init_block_move_fn): Likewise.
16514 (init_block_clear_fn): Likewise.
16515 (emit_block_move_via_libcall): Likewise.
16516 (set_storage_via_libcall): Add default parameter value.
16517 * libfuncs.h (enum libfunc_index): Remove obsolete values.
16518 (abort_libfunc): Delete.
16519 (memcpy_libfunc): Likewise.
16520 (memmove_libfunc): Likewise.
16521 (memcmp_libfunc): Likewise.
16522 (memset_libfunc): Likewise.
16523 (setbits_libfunc): Likewise.
16524 (setjmp_libfunc): Likewise.
16525 (longjmp_libfunc): Likewise.
16526 (profile_function_entry_libfunc): Likewise.
16527 (profile_function_exit_libfunc): Likewise.
16528 (gcov_flush_libfunc): Likewise.
16529 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
16530 and DECL_VISIBILITY on the declaration.
16531 (init_optabs): Do not initialize obsolete libfuncs.
16532 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
16533 * tree-core.h (ECF_RET1): Define.
16534 (ECF_TM_PURE): Adjust.
16535 (ECF_TM_BUILTIN): Likewise.
16536 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
16537 (build_common_builtin_nodes): Initialize abort builtin.
16538 Add ECF_RET1 on memcpy, memmove and memset builtins.
16539 Pass final flags for alloca and alloca_with_align builtins.
16540 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
16542 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
16543 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
16544 set_storage_via_libcall and call emit_block_copy_via_libcall.
16546 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
16548 * config/i386/i386.md (*call_got_x32): Change operand 0 to
16549 DImode before it is passed to ix86_output_call_operand.
16550 (*call_value_got_x32): Ditto for operand 1.
16552 2016-05-12 Jiong Wang <jiong.wang@arm.com>
16554 PR rtl-optimization/70904
16555 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
16556 reload for wide mode.
16558 2016-05-12 Marek Polacek <polacek@redhat.com>
16561 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
16562 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
16563 * langhooks.h (incomplete_type_error): Likewise.
16564 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
16565 parameter, pass it down to incomplete_type_error.
16566 * tree.h (size_in_bytes): New inline overload.
16567 (size_in_bytes_loc): Renamed from size_in_bytes.
16569 2016-05-12 Richard Biener <rguenther@suse.de>
16571 PR tree-optimization/71059
16572 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
16573 nary before looking up or entering the expression into the VN
16575 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
16576 Make sure to re-use NARYs without result as inserted by
16579 2016-05-12 Richard Biener <rguenther@suse.de>
16581 PR tree-optimization/71062
16582 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16584 * tree-ssa-structalias.c (set_uids_in_ptset): Set
16585 vars_contains_restrict if the var is a restrict tag.
16586 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
16587 do not disambiguate pointers against it.
16588 (dump_points_to_solution): Re-structure and adjust for new
16589 vars_contains_restrict flag.
16590 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
16592 2016-05-12 Martin Liska <mliska@suse.cz>
16594 * doc/invoke.texi: Explain connection between
16595 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
16597 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
16599 PR tree-optimization/71006
16600 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
16601 consider COND_EXPR as a mask producer.
16603 2016-05-12 Marek Polacek <polacek@redhat.com>
16606 * opts.c (common_handle_option): Detect missing argument for --help^.
16608 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16611 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
16612 when popping the PC and within an interrupt handler routine.
16613 Add missing tab to output of "ldmfd".
16614 (output_return_instruction): Output LDMFD with SP update rather
16615 than POP when returning from interrupt handler.
16617 2016-05-12 Jakub Jelinek <jakub@redhat.com>
16619 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
16620 TARGET_64BIT && TARGET_AVX512DQ.
16621 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
16622 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
16623 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
16624 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
16625 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
16626 (*vec_extractv4si_zext): Add avx512dq alternative.
16627 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
16628 use v instead of x constraint in other alternatives where possible.
16630 * config/i386/sse.md (sse2_loadld): Use v instead of x
16631 constraint in alternatives 0,1,4.
16633 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
16634 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
16635 v constraints instead of x and <pinsr_evex_isa> isa attribute.
16638 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
16639 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
16640 is not emitted unless TARGET_AVX512BW.
16641 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
16642 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
16643 for the result operand.
16645 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
16646 constraint instead of x in avx alternatives. Use maybe_evex instead
16649 * config/i386/constraints.md (Yv): New constraint.
16650 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
16651 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
16652 * config/i386/i386.md (avx512fvecmode): New mode attr.
16653 (*pushtf): Use v constraint instead of x.
16654 (*movtf_internal): Likewise. For TARGET_AVX512VL and
16655 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
16656 (*absneg<mode>2): Use Yv constraint instead of x constraint.
16657 (*absnegtf2_sse): Likewise.
16658 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
16659 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
16660 avx512f alternatives.
16661 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
16663 2016-05-12 Richard Biener <rguenther@suse.de>
16665 PR tree-optimization/71060
16666 * tree-data-ref.c (initialize_data_dependence_relation): Do not
16667 require exact match of DR_BASE_OBJECT but only matching address and
16670 2016-05-12 Richard Biener <rguenther@suse.de>
16672 PR tree-optimization/70986
16673 * cfganal.c: Include cfgloop.h.
16674 (dfs_find_deadend): Prefer to take edges exiting loops.
16676 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16678 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
16679 compile and run time.
16681 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
16684 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
16686 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
16688 * config/i386/i386.c (legitimize_pic_address): Use
16689 copy_to_suggested_reg instead of gen_movsi.
16691 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
16693 * config/rs6000/predicates.md (quad_memory_operand): Move most of
16694 the code into quad_address_p and call it to share code with
16695 vsx_quad_dform_memory_operand.
16696 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
16698 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
16699 bit instead of being a separate word. Split -mpower9-dform into
16700 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
16701 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
16702 for the register class supporting 128-bit quad word memory offsets.
16703 (mode_supports_vsx_dform_quad): Helper function to return if the
16704 register class uses quad word memory offsets.
16705 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
16706 (rs6000_debug_reg_global): Always print if we are using LRA or not.
16707 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
16708 instructions are enabled, set up the appropriate addr_masks for
16710 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
16711 -mpower9-dform-scalar, instead of -mpower9-dform.
16712 (rs6000_option_override_internal): Split -mpower9-dform into two
16713 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
16714 -mpower9-dform switch sets or clears both. If we are not using
16715 the LRA register allocator, do not enable -mpower9-dform-vector by
16716 default. If we are using LRA, enable -mpower9-dform-vector and
16717 -mvsx-timode if it is appropriate. Issue a warning if either
16718 -mpower9-dform-vector or -mvsx-timode are explicitly used without
16720 (quad_address_offset_p): New helper function to return if the
16721 offset is legal for quad word memory instructions.
16722 (quad_address_p): New function to determin if GPR or vector
16723 register quad word memory addresses are legal.
16724 (mem_operand_gpr): Validate quad word address offsets.
16725 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
16726 d-form (register + offset) instructions.
16727 (offsettable_ok_by_alignment): Likewise.
16728 (rs6000_legitimate_offset_address_p): Likewise.
16729 (legitimate_lo_sum_address_p): Likewise.
16730 (rs6000_legitimize_address): Likewise.
16731 (rs6000_legitimize_reload_address): Add more debug statements for
16733 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
16734 d-form instructions.
16735 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
16736 d-form instructions. Distinguish different cases in debug
16737 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
16738 d-form instructions.
16739 (rs6000_preferred_reload_class): Likewise.
16740 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
16741 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
16742 of the ISA 2.06 indexed memory instructions.
16743 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
16744 use them to save/restore the saved vector registers instead of
16745 using Altivec instructions.
16746 (rs6000_emit_epilogue): Likewise.
16747 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
16748 (rs6000_opt_masks): Split -mpower9-dform into
16749 -mpower9-dform-scalar and -mpower9-dform-vector.
16750 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
16752 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
16753 ISA 3.0 vector indexed memory instructions, and fold the code into
16754 the normal mov<mode> patterns.
16755 (p9_vecstore_<mode>): Likewise.
16756 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
16758 (vsx_movti_64bit): Likewise.
16759 (vsx_movti_32bit): Likewise.
16760 * config/rs6000/constraints.md (wO constraint): New constraint for
16761 ISA 3.0 vector d-form support.
16762 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
16763 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
16764 include -mpower9-dform-vector until we switch over to LRA.
16765 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
16766 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
16767 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
16768 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16769 for -mpower9-dform and -mlra.
16770 * doc/md.texi (wO constraint): Document wO constraint.
16772 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
16774 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
16775 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
16776 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
16777 Move handling of non-insn arguments inline into the sole user:
16778 (output_trans_func): ...here.
16779 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
16780 in emitted function prototype.
16781 (output_internal_insn_latency_func): Ditto. Simplify.
16782 (output_internal_maximal_insn_latency_func): Ditto. Delete
16783 always-unused argument.
16784 (output_insn_latency_func): Ditto.
16785 (output_maximal_insn_latency_func): Ditto.
16787 2016-05-11 Richard Biener <rguenther@suse.de>
16789 PR tree-optimization/71055
16790 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
16791 sth with precision not equal to access size verify we don't chop
16794 2016-05-11 Richard Biener <rguenther@suse.de>
16797 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
16798 (dwarf2out_finish): Move retry_incomplete_types call ...
16799 (dwarf2out_early_finish): ... here.
16801 2016-05-11 Richard Biener <rguenther@suse.de>
16803 PR middle-end/71002
16804 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
16805 if the langhook insists on it.
16806 * fold-const.c (make_bit_field_ref): Add arg for the original
16807 reference and preserve its alias-set.
16808 (decode_field_reference): Take exp by reference and adjust it
16809 to the original memory reference.
16810 (optimize_bit_field_compare): Adjust callers.
16811 (fold_truth_andor_1): Likewise.
16812 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
16814 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
16816 PR middle-end/70807
16817 * cfgrtl.h (delete_insn_and_edges): Now return bool.
16818 * cfgrtl.c (delete_insn_and_edges): Likewise.
16819 * config/i386/i386.c (convert_scalars_to_vector): Remove
16821 * cse.c (cse_insn): Compute cse_cfg_altered.
16822 (delete_trivially_dead_insns): Likewise.
16823 (cse_cc_succs): Likewise.
16824 (rest_of_handle_cse): Free dominance info if required.
16825 (rest_of_handle_cse2): Likewise.
16826 (rest_of_handle_cse_after_global_opts): Likewise.
16828 2016-05-11 Alan Modra <amodra@gmail.com>
16830 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
16831 abi_v4_pass_in_fpr): New functions.
16832 (rs6000_function_arg_boundary): Exclude complex IBM long double
16833 from 64-bit alignment when ABI_V4.
16834 (rs6000_function_arg, rs6000_function_arg_advance_1,
16835 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
16837 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
16839 PR rtl-optimization/71028
16840 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
16841 jump with just a return in the fallthrough block if the branch
16842 block contains just a return as well.
16844 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
16846 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
16847 * match.pd ((X & Y) ^ Y): ... this.
16848 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
16849 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
16851 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16853 * read-md.c (require_char_ws): New function.
16854 (read_string): Simplify using require_char_ws.
16855 (handle_constants): Likewise.
16856 (handle_enum): Likewise.
16857 (handle_file): Likewise.
16858 * read-md.h (require_char_ws): New declaration.
16859 * read-rtl.c (read_conditions): Simplify using require_char_ws.
16860 (read_mapping): Likewise.
16861 (read_rtx_code): Likewise.
16862 (read_nested_rtx): Likewise.
16864 2016-05-10 James Norris <jnorris@codesourcery.com>
16866 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
16867 if offloading is enabled and -fopenacc or -fopenmp is specified.
16868 (CRTOFFLOADEND): Likewise.
16869 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
16870 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
16872 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
16874 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
16875 gotoff_operand code paths. Use copy_to_suggested_regs and
16876 expand_simple_binop where appropriate. Cleanup.
16878 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16881 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
16883 (dimode_scalar_chain::vector_const_cost): New.
16884 (dimode_scalar_chain::compute_convert_gain): Handle constants.
16885 (dimode_scalar_chain::convert_op): Likewise.
16886 (dimode_scalar_chain::convert_insn): Likewise.
16888 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16890 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
16891 unary operation, not a binary one.
16893 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16895 PR middle-end/70877
16896 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
16897 calls with type casted fndecl.
16899 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16901 PR tree-optimization/70786
16902 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
16903 * calls.c (initialize_argument_information): Bind bounds
16904 with corresponding args passed by reference.
16906 2016-05-10 Jakub Jelinek <jakub@redhat.com>
16909 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
16910 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
16911 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
16914 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16917 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
16918 code for a zero scale factor.
16919 (vsx_xvcvdpuxds_scale): Likewise.
16921 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16923 * diagnostic-show-locus.c (layout::layout): Call show_ruler
16924 if show_ruler_p was set on the context.
16925 (layout::show_ruler): New method.
16926 * diagnostic.h (struct diagnostic_context): Add field
16929 2016-05-10 Richard Biener <rguenther@suse.de>
16931 PR tree-optimization/71039
16932 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
16933 (chk_uses): New function.
16934 (propagate_with_phi): Verify we can safely replicate the lhs of an
16935 aggregate assignment on all incoming edges.
16937 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
16939 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
16941 (rx_atomic_sequence): New class.
16942 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
16943 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
16945 (rx_atomic_sequence::rx_atomic_sequence,
16946 rx_atomic_sequence::~rx_atomic_sequence): New functions.
16947 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
16948 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
16949 CTRLREG_INTB): New constants.
16950 (FETCHOP): New code iterator.
16951 (fethcop_name, fetchop_name2): New iterator code attributes.
16952 (QIHI): New mode iterator.
16953 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
16954 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
16955 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
16957 2016-05-10 Martin Liska <mliska@suse.cz>
16959 * tree-inline.c (remap_dependence_clique): Do not remap
16960 debugging statements.
16962 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16964 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
16965 ("*fixuns_truncdfdi2_z13")
16966 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
16967 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
16968 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
16970 2016-05-10 Richard Biener <rguenther@suse.de>
16972 PR tree-optimization/70497
16973 PR tree-optimization/28367
16974 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
16976 (visit_reference_op_load): ... here.
16977 (vn_reference_lookup_3): Use it to handle subreg-like accesses
16978 with simplified BIT_FIELD_REFs.
16979 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
16980 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
16983 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16985 * dwarf2out.c (add_abstract_origin_attribute): Adjust
16986 documentation comment. For BLOCK nodes, add a
16987 DW_AT_abstract_origin attribute that points to the DIE generated
16988 for the origin BLOCK.
16989 (gen_lexical_block_die): Call add_abstract_origin_attribute for
16990 blocks from inlined functions.
16992 2016-05-10 Alan Modra <amodra@gmail.com>
16995 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
16996 regrename modifying insns saving lr before __morestack call.
16997 * config/rs6000/rs6000.md (split_stack_return): Similarly for
16998 insns restoring lr after __morestack call.
17000 2016-05-09 Jakub Jelinek <jakub@redhat.com>
17002 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
17003 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
17005 * config/i386/sse.md (vec_interleave_high<mode>,
17006 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
17007 <avx512>_vpermt2var<mode>3_maskz): Likewise.
17009 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
17011 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
17012 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
17013 parallel reassociation for power8 and forward.
17015 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
17017 * config/i386/i386.md (absneg splitters with general regs): Use
17018 general_reg_operand predicate.
17019 (btsq peephole2): Use x86_64_immediate_operand to check if new
17020 value is suitable for immediate operand. Generate emitted insn
17021 using RTL expressions.
17022 (btcq peephole2): Ditto.
17023 (btrq peephole2): Ditto. Generate correct immediate operand
17026 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
17028 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
17031 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
17033 * tree-affine.c (wide_int_constant_multiple_p): Add missing
17034 pointer dereference.
17036 2016-05-09 Richard Biener <rguenther@suse.de>
17038 PR tree-optimization/70985
17039 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
17040 op0 isn't a gimple register.
17042 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
17044 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
17045 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
17046 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
17047 (i6400_fpu_mult): New cpu units.
17048 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
17049 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
17050 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
17051 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
17052 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
17053 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
17054 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
17055 (i6400_msa_long_float4, i6400_msa_long_float5)
17056 (i6400_msa_long_float8, i6400_msa_fdiv_df)
17057 (i6400_msa_fdiv_sf): New reservations.
17058 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
17059 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
17060 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
17061 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
17062 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
17063 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
17064 (msa_short_cmp, msa_short_float2, msa_short_logic3)
17065 (msa_short_store4, msa_long_load, msa_short_store)
17066 (msa_long_logic, msa_long_float2, msa_long_float4)
17067 (msa_long_float5, msa_long_float8, msa_long_mult)
17068 (msa_long_fdiv, msa_long_div): New reservations.
17070 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
17071 Sameera Deshpande <sameera.deshpande@imgtec.com>
17072 Matthew Fortune <matthew.fortune@imgtec.com>
17073 Graham Stott <graham.stott@imgtec.com>
17074 Chao-ying Fu <chao-ying.fu@imgtec.com>
17076 * config.gcc: Add MSA header file for mips*-*-* target.
17077 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
17078 (Ubv8i, Urv8): New constraints.
17079 * config/mips/mips-ftypes.def: Add function types for MSA
17081 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
17082 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
17083 * config/mips/mips-msa.md: New file.
17084 * config/mips/mips-protos.h
17085 (mips_split_128bit_const_insns): New prototype.
17086 (mips_msa_idiv_insns): Likewise.
17087 (mips_split_128bit_move): Likewise.
17088 (mips_split_128bit_move_p): Likewise.
17089 (mips_split_msa_copy_d): Likewise.
17090 (mips_split_msa_insert_d): Likewise.
17091 (mips_split_msa_fill_d): Likewise.
17092 (mips_expand_msa_branch): Likewise.
17093 (mips_const_vector_same_val_p): Likewise.
17094 (mips_const_vector_same_bytes_p): Likewise.
17095 (mips_const_vector_same_int_p): Likewise.
17096 (mips_const_vector_shuffle_set_p): Likewise.
17097 (mips_const_vector_bitimm_set_p): Likewise.
17098 (mips_const_vector_bitimm_clr_p): Likewise.
17099 (mips_msa_vec_parallel_const_half): Likewise.
17100 (mips_msa_output_division): Likewise.
17101 (mips_ldst_scaled_shift): Likewise.
17102 (mips_expand_vec_cond_expr): Likewise.
17103 * config/mips/mips.c (enum mips_builtin_type): Add
17104 MIPS_BUILTIN_MSA_TEST_BRANCH.
17105 (mips_gen_const_int_vector_shuffle): New prototype.
17106 (mips_const_vector_bitimm_set_p): New function.
17107 (mips_const_vector_bitimm_clr_p): Likewise.
17108 (mips_const_vector_same_val_p): Likewise.
17109 (mips_const_vector_same_bytes_p): Likewise.
17110 (mips_const_vector_same_int_p): Likewise.
17111 (mips_const_vector_shuffle_set_p): Likewise.
17112 (mips_symbol_insns): Forbid loading symbols via immediate for
17114 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
17116 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
17118 (mips_lx_address_p): Add support load indexed address for MSA.
17119 (mips_address_insns): Add calculation of instructions needed for
17120 stores and loads for MSA.
17121 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
17122 CONST_VECTOR for MSA and let it fall through.
17123 (mips_ldst_scaled_shift): New function.
17124 (mips_subword_at_byte): Likewise.
17125 (mips_msa_idiv_insns): Likewise.
17126 (mips_legitimize_move): Validate MSA moves.
17127 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
17128 calculation of costs for MSA division.
17129 (mips_split_move_p): Check if MSA moves need splitting.
17130 (mips_split_move): Split MSA moves if necessary.
17131 (mips_split_128bit_move_p): New function.
17132 (mips_split_128bit_move): Likewise.
17133 (mips_split_msa_copy_d): Likewise.
17134 (mips_split_msa_insert_d): Likewise.
17135 (mips_split_msa_fill_d): Likewise.
17136 (mips_output_move): Handle MSA moves.
17137 (mips_expand_msa_branch): New function.
17138 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
17139 Reinstate 'y' modifier.
17140 (mips_file_start): Add MSA .gnu_attribute.
17141 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
17143 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
17144 (mips_class_max_nregs): Add register size for MSA supported mode.
17145 (mips_cannot_change_mode_class): Allow conversion between MSA
17146 vector modes and TImode.
17147 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
17149 (mips_secondary_reload_class): Force MSA loads/stores via memory.
17150 (mips_preferred_simd_mode): Add preffered modes for MSA.
17151 (mips_vector_mode_supported_p): Add MSA supported modes.
17152 (mips_autovectorize_vector_sizes): New function.
17153 (mips_msa_output_division): Likewise.
17154 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
17155 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
17156 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
17157 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
17158 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
17159 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
17160 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
17161 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
17162 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
17163 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
17164 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
17165 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
17166 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
17167 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
17168 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
17169 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
17170 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
17171 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
17172 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
17173 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
17174 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
17175 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
17176 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
17177 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
17178 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
17179 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
17180 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
17181 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
17182 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
17183 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
17184 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
17185 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
17186 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
17187 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
17188 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
17189 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
17190 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
17191 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
17192 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
17193 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
17194 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
17195 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
17196 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
17197 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
17198 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
17199 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
17200 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
17201 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
17202 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
17203 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
17204 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
17205 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
17206 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
17207 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
17208 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
17209 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
17210 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
17211 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
17212 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
17213 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
17214 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
17215 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
17216 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
17217 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
17218 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
17219 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
17220 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
17221 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
17222 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
17223 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
17224 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
17225 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
17226 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
17227 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
17228 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
17229 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
17230 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
17231 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
17232 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
17233 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
17234 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
17235 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
17236 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
17237 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
17238 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
17239 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
17240 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
17241 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
17242 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
17243 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
17244 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
17245 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
17246 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
17247 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
17248 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
17249 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
17250 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
17251 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
17252 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
17253 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
17254 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
17255 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
17256 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
17257 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
17258 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
17259 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
17260 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
17261 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
17262 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
17263 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
17264 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
17265 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
17266 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
17267 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
17268 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
17269 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
17270 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
17271 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
17272 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
17273 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
17274 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
17275 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
17276 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
17277 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
17278 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
17279 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
17280 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
17281 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
17282 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
17283 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
17284 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
17285 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
17286 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
17287 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
17288 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
17289 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
17290 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
17291 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
17292 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
17293 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
17294 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
17295 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
17296 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
17297 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
17298 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
17299 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
17300 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
17301 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
17302 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
17303 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
17304 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
17306 (mips_get_builtin_decl_index): New array.
17307 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
17308 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
17309 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
17310 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
17311 (mips_init_builtins): Initialize mips_get_builtin_decl_index
17313 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
17315 (mips_expand_builtin_insn): Prepare operands for
17316 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
17317 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
17318 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
17319 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
17320 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
17321 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
17322 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
17323 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
17324 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
17325 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
17326 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
17327 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
17328 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
17329 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
17330 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
17331 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
17332 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
17333 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
17334 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
17335 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
17336 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
17337 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
17338 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
17339 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
17340 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
17341 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
17342 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
17343 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
17344 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
17345 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
17346 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
17347 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
17348 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
17349 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
17350 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
17351 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
17352 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
17353 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
17354 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
17355 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
17356 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
17357 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
17358 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
17359 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
17360 These are set implicitly and an error is reported if overridden.
17361 (mips_expand_builtin_msa_test_branch): New function.
17362 (mips_expand_msa_shuffle): Likewise.
17363 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
17364 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
17365 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
17366 (mips_expand_vec_unpack): Add support for MSA.
17367 (mips_expand_vector_init): Likewise.
17368 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
17369 instead of const0_rtx.
17370 (mips_msa_vec_parallel_const_half): New function.
17371 (mips_gen_const_int_vector): Likewise.
17372 (mips_gen_const_int_vector_shuffle): Likewise.
17373 (mips_expand_msa_cmp): Likewise.
17374 (mips_expand_vec_cond_expr): Likewise.
17375 * config/mips/mips.h
17376 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
17377 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
17379 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
17380 (ISA_HAS_MSA): New macro.
17381 (UNITS_PER_MSA_REG): Likewise.
17382 (BITS_PER_MSA_REG): Likewise.
17383 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
17384 (MSA_REG_FIRST): New macro.
17385 (MSA_REG_LAST): Likewise.
17386 (MSA_REG_NUM): Likewise.
17387 (MSA_REG_P): Likewise.
17388 (MSA_REG_RTX_P): Likewise.
17389 (MSA_SUPPORTED_MODE_P): Likewise.
17390 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
17391 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
17392 * config/mips/mips.md: Include mips-msa.md.
17393 (alu_type): Add simd_add.
17394 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
17395 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
17396 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
17397 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
17398 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
17399 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
17400 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
17401 simd_move, simd_load, simd_store. Choose "multi" for moves
17403 (qword_mode): New attribute.
17404 (insn_count): Add instruction count for quad moves.
17405 Increase the count for MIPS SIMD division.
17406 (UNITMODE): Add UNITMODEs for vector types.
17407 (addsub): New code iterator.
17408 * config/mips/mips.opt (mmsa): New option.
17409 * config/mips/msa.h: New file.
17410 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
17412 * config/mips/mti-linux.h: Likewise.
17413 * config/mips/predicates.md
17414 (const_msa_branch_operand): New constraint.
17415 (const_uimm3_operand): Likewise.
17416 (const_uimm4_operand): Likewise.
17417 (const_uimm5_operand): Likewise.
17418 (const_uimm8_operand): Likewise.
17419 (const_imm5_operand): Likewise.
17420 (aq10b_operand): Likewise.
17421 (aq10h_operand): Likewise.
17422 (aq10w_operand): Likewise.
17423 (aq10d_operand): Likewise.
17424 (const_m1_operand): Likewise.
17425 (reg_or_m1_operand): Likewise.
17426 (const_exp_2_operand): Likewise.
17427 (const_exp_4_operand): Likewise.
17428 (const_exp_8_operand): Likewise.
17429 (const_exp_16_operand): Likewise.
17430 (const_vector_same_val_operand): Likewise.
17431 (const_vector_same_simm5_operand): Likewise.
17432 (const_vector_same_uimm5_operand): Likewise.
17433 (const_vector_same_uimm6_operand): Likewise.
17434 (const_vector_same_uimm8_operand): Likewise.
17435 (par_const_vector_shf_set_operand): Likewise.
17436 (reg_or_vector_same_val_operand): Likewise.
17437 (reg_or_vector_same_simm5_operand): Likewise.
17438 (reg_or_vector_same_uimm6_operand): Likewise.
17439 * doc/extend.texi (MIPS SIMD Architecture Functions): New
17441 * doc/invoke.texi (-mmsa): Document new option.
17443 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17445 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
17446 * configure: Regenerate.
17447 * config.in: Regenerate.
17448 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
17449 on -fvtable-verify.
17450 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
17451 (ENDFILE_VTV_SPEC): Define.
17453 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
17455 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
17456 registers in all interrupt handlers if necessary.
17457 (rl78_option_override): Add warning.
17458 (MUST_SAVE_MDUC_REGISTERS): New macro.
17459 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
17460 * config/rl78/rl78.c (check_mduc_usage): New function.
17461 (mduc_regs): New structure to hold MDUC register data.
17462 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
17463 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
17464 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
17465 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
17466 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
17467 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
17469 2016-05-09 Bin Cheng <bin.cheng@arm.com>
17471 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
17472 (tree-ssa-loop-niter.h): Ditto.
17473 (idx_within_array_bound, ref_within_array_bound): New functions.
17474 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
17475 Factor out check on writable base object to ...
17476 (base_object_writable): ... here.
17478 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17480 * config/arm/arm.md (probe_stack): Add modes to set source
17483 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
17485 * regrename.c (base_reg_class_for_rename): New static function.
17486 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
17488 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
17490 * cgraph.c (thunk_adjust): Export.
17491 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
17492 * cgraphunit.c (thunk_adjust): Export.
17493 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
17495 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
17497 * tree-inline.c (expand_call_inline): Expand thunks inline.
17499 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
17502 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
17503 (*sse2_vd_cvtss2sd): Ditto.
17504 * config/i386/i386.md
17505 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
17506 Generate *sse2_vd_cvtsd2ss pattern.
17507 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
17508 Generate *sse2_vd_cvtss2sd pattern.
17510 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
17512 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
17513 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
17516 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
17518 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
17519 * config/sh/sh.c: Define and declare variables on first use throughout
17521 (current_function_interrupt): Change to bool type.
17522 (frame_insn): Rename to emit_frame_insn and update users.
17523 (push_regs): Use bool for 'interrupt_handler' argument.
17524 (save_schedule_s): Remove.
17525 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
17526 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
17527 targetm.asm_out.unaligned_op.di.
17528 (gen_far_branch): Remove redundant forward declaration.
17529 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
17530 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
17531 (sh_set_return_address, sh_function_ok_for_sibcall,
17532 scavenge_reg): Update comments.
17533 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
17534 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
17535 (sh_attr_renesas_p): Remove unnecessary parentheses.
17536 (branch_dest): Simplify.
17537 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
17538 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
17539 (CUMULATIVE_ARGS): Change macro to typedef.
17540 (current_function_interrupt): Change to bool type.
17541 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
17542 Surround with __cplusplus ifdef.
17543 (sh_compare_op0, sh_compare_op1): Remove.
17544 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
17546 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
17548 * config/arm/arm.md: (arch): Add neon.
17549 (arch_enabled): Return yes for arch neon when TARGET_NEON.
17550 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
17551 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
17552 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
17553 attributes for alt renumbering. Mark alt 3 as non-predicable.
17554 (thumb2_movdf_vfp): Likewise.
17556 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
17558 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
17559 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
17560 (*andqi_1): Add preferred_for_speed attribute to disparage
17561 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
17562 (*<code>qi_1): Ditto.
17563 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
17564 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
17565 (*ashlqi3_1): Ditto.
17566 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
17567 Add preferred_for_size attribute to disparage alternative 0 and
17568 preferred_for_speed attribute to disparage alternative 1 for
17569 TARGET_PARTIAL_REG_STALL targets.
17571 2016-05-07 Tom de Vries <tom@codesourcery.com>
17573 PR tree-optimization/70956
17574 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
17577 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
17579 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
17580 * config/sh/sh.c (sh_cbranch_distance): Implement it.
17581 * config/sh/sh.md (branch_zero): Remove define_attr.
17582 (define_delay): Disable delay slot if branch distance is one insn.
17584 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17586 * config/i386/i386.md (LEAMODE): New mode attribute.
17587 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
17588 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
17589 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
17590 operand 2 predicate.
17591 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
17592 (*lea<mode>_general_3): Ditto.
17593 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
17595 2016-05-06 Jakub Jelinek <jakub@redhat.com>
17597 * genmddump.c (main): Convert argv from char ** to const char **.
17599 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17601 * coretypes.h (OVERRIDE): New macro.
17602 (FINAL): New macro.
17604 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
17606 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
17607 allow coalescing if the types are compatible.
17609 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17611 * pass_manager.h (pass_manager::register_pass_name): New method.
17612 (pass_manager::get_pass_by_name): New method.
17613 (pass_manager::create_pass_tab): New method.
17614 (pass_manager::m_name_to_pass_map): New field.
17615 * passes.c (name_to_pass_map): Delete global in favor of field
17616 "m_name_to_pass_map" of pass_manager.
17617 (register_pass_name): Rename from a function to...
17618 (pass_manager::register_pass_name): ...this method, updating
17619 for renaming of global "name_to_pass_map" to field
17620 "m_name_to_pass_map".
17621 (create_pass_tab): Rename from a function to...
17622 (pass_manager::create_pass_tab): ...this method, updating
17623 for renaming of global "name_to_pass_map" to field.
17624 (get_pass_by_name): Rename from a function to...
17625 (pass_manager::get_pass_by_name): ...this method.
17626 (enable_disable_pass): Convert use of get_pass_by_name to
17627 a method call, locating the pass_manager singleton.
17629 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17631 * genattr-common.c (main): Convert argv from char ** to const char **.
17632 * genattr.c (main): Likewise.
17633 * genattrtab.c (main): Likewise.
17634 * genautomata.c (initiate_automaton_gen): Likewise.
17636 * gencodes.c (main): Likewise.
17637 * genconditions.c (main): Likewise.
17638 * genconfig.c (main): Likewise.
17639 * genconstants.c (main): Likewise.
17640 * genemit.c (main): Likewise.
17641 * genenums.c (main): Likewise.
17642 * genextract.c (main): Likewise.
17643 * genflags.c (main): Likewise.
17644 * genmddeps.c (main): Likewise.
17645 * genopinit.c (main): Likewise.
17646 * genoutput.c (main): Likewise.
17647 * genpeep.c (main): Likewise.
17648 * genpreds.c (main): Likewise.
17649 * genrecog.c (main): Likewise.
17650 * gensupport.c (init_rtx_reader_args_cb): Likewise.
17651 (init_rtx_reader_args): Likewise.
17652 * gensupport.h (init_rtx_reader_args_cb): Likewise.
17653 (init_rtx_reader_args): Likewise.
17654 * gentarget-def.c (main): Likewise.
17655 * read-md.c (read_md_files): Likewise.
17656 * read-md.h (read_md_files): Likewise.
17658 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17660 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
17661 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
17662 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
17663 Remove unused predicate.
17664 (register_and_not_fp_reg_operand): Ditto.
17666 2016-05-06 Martin Liska <mliska@suse.cz>
17668 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
17669 instead of vec as the vector is local to the function.
17671 2016-05-06 Jakub Jelinek <jakub@redhat.com>
17673 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
17674 avx512bw alternative.
17676 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
17677 before the ashr<mode>3 pattern.
17679 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
17680 v instead of x in vex or maybe_vex alternatives, use
17681 maybe_evex instead of vex in prefix.
17683 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
17684 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
17685 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
17686 in vex or maybe_vex alternatives, use maybe_evex instead of vex
17689 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
17690 v instead of x in vex or maybe_vex alternatives, use
17691 maybe_evex instead of vex in prefix.
17693 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
17694 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
17695 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
17696 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
17697 alternatives, use maybe_evex instead of vex in prefix.
17699 * config/i386/sse.md (vec_interleave_lowv4sf,
17700 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
17701 v instead of x in vex or maybe_vex alternatives, use
17702 maybe_evex instead of vex in prefix.
17704 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
17705 v instead of x in vex or maybe_vex alternatives, use
17706 maybe_evex instead of vex in prefix.
17708 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
17709 v constraint instead of x.
17711 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
17713 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
17714 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
17717 2016-05-06 Richard Biener <rguenther@suse.de>
17719 PR tree-optimization/70948
17720 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
17721 Properly clobber all fields of va_list for __builtin_va_start.
17723 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17726 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
17727 loop latch destination.
17729 2016-05-06 Martin Liska <mliska@suse.cz>
17731 * tree-ssa-uninit.c: Apply manual changes
17732 to the GNU coding style.
17733 (prune_uninit_phi_opnds): Rename from
17734 prune_uninit_phi_opnds_in_unrealizable_paths.
17736 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17738 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
17739 mspace): Remove deprecated options.
17740 * doc/invoke.texi (SH options): Remove -mspace.
17742 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17744 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
17746 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17748 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
17749 corresponding combine split pattern.
17751 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17754 * config/sh/predicates.md (long_displacement_mem_operand): New.
17755 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
17756 Add movi20, movi20s alternatives. Adjust length attribute for
17758 (movsi_ie): Allow for any FPU. Adjust length attribute for
17760 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
17761 attribute for alternatives.
17762 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
17763 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
17764 length attribute for alternatives.
17766 2016-05-06 Richard Biener <rguenther@suse.de>
17768 PR tree-optimization/70960
17769 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
17771 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17774 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
17775 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
17777 2016-05-06 Marek Polacek <polacek@redhat.com>
17780 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
17782 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17785 * config/sh/sh.md (*rotcr): Add another variant.
17787 2016-05-06 Richard Biener <rguenther@suse.de>
17789 PR middle-end/70931
17790 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
17792 2016-05-06 Richard Biener <rguenther@suse.de>
17794 PR middle-end/70941
17795 * fold-const.c (split_tree): Always convert to the original type
17798 2016-05-06 Richard Biener <rguenther@suse.de>
17800 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
17801 (fwprop_addr): Likewise.
17803 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17806 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
17808 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
17809 * config/i386/i386.md (push mem splitter): Use find_constant_src in
17810 the splitter condition.
17811 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
17812 the splitter condition.
17813 (FP float_extend load splitter): Ditto.
17815 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
17817 * config/i386/i386.md (peehole2 patterns): Change true_regnum
17818 to REGNO in all peephole2 patterns.
17819 (post-reload splitters): Change true_regnum to REGNO in
17820 post-reload splitters.
17821 (zero_extend splitters): Use general_reg_operand and
17822 nonimmediate_gr_operand predicates.
17824 2016-05-05 Jakub Jelinek <jakub@redhat.com>
17826 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
17827 v constraint instead of x.
17829 2016-05-05 Alan Modra <amodra@gmail.com>
17832 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
17833 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
17834 TARGET_NO_FP_IN_TOC for -mrelocatable.
17835 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
17836 TARGET_RELOCATABLE test.
17837 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17838 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17839 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17840 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17841 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17842 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17843 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17844 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17845 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
17846 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17848 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
17849 (rs6000_stack_info): Likewise.
17850 (rs6000_elf_asm_out_constructor): Likewise.
17851 (rs6000_elf_asm_out_destructor): Likewise.
17852 (rs6000_elf_declare_function_name): Likewise.
17853 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
17854 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
17857 2016-05-05 Alan Modra <amodra@gmail.com>
17859 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
17861 2016-05-05 Alan Modra <amodra@gmail.com>
17863 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
17864 out-of-line gpr restore for one or two regs if that would add
17867 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
17870 * config/i386/i386.md
17871 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
17872 Change to post-epilogue_completed late splitter. Use sse_reg_operand
17873 as operand 0 predicate.
17874 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
17876 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
17877 Ditto. Emit the pattern using RTX.
17879 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
17880 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
17881 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
17882 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
17884 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
17885 sse_reg_operand as operand 0 predicate.
17887 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
17888 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
17889 instead of gen_rtx_REG.
17890 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
17893 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17895 * function.c (emit_use_return_register_into_block): Delete.
17896 (gen_return_pattern): Delete.
17897 (emit_return_into_block): Delete.
17898 (active_insn_between): Delete.
17899 (convert_jumps_to_returns): Delete.
17900 (emit_return_for_exit): Delete.
17901 (thread_prologue_and_epilogue_insns): Delete all code dealing with
17902 simple_return for shrink-wrapped blocks.
17903 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
17904 end of blocks that need one.
17905 (get_unconverted_simple_return): Delete.
17906 (convert_to_simple_return): Delete.
17907 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
17908 (convert_to_simple_return): Ditto.
17910 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17912 * cfgcleanup.c (bb_is_just_return): New function.
17913 (try_optimize_cfg): Simplify jumps to return, branches to return,
17914 and branches around return.
17916 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17918 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
17919 branch to a return.
17921 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17925 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
17926 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
17927 assert flags & OEP_HASH_CHECK, instead of asserting it
17928 never happens. Handle TARGET_EXPR.
17929 * fold-const.c (operand_equal_p): For hash verification,
17930 or in OEP_HASH_CHECK into flags.
17932 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
17934 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
17936 (compute_samebase_partition_bases): Fix typo.
17938 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17940 * config/i386/sse.md (vec_interleave_highv8sf,
17941 vec_interleave_lowv8sf, vec_interleave_highv4df,
17942 vec_interleave_lowv4df): Remove constraints from expanders.
17944 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
17946 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17948 * tree-inline.c (expand_call_inline): Fix path dealing with
17949 making lhs of call statement undefined.
17951 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17953 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
17954 Check availability on NODE, too.
17955 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
17956 (cgraph_node::call_for_symbol_and_aliases): Likewise.
17957 (varpool_node::call_for_symbol_and_aliase): Likewise.
17958 * ipa-pure-const.c (add_new_function): Analyze all bodies.
17959 (propagate_pure_const): Propagate across interposable functions, too.
17960 (skip_function_for_local_pure_const): Do not skip interposable bodies
17962 (pass_local_pure_const::execute): Update.
17964 2016-05-04 Marek Polacek <polacek@redhat.com>
17966 * doc/invoke.texi: Document -Wdangling-else.
17968 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17970 * config.gcc: Error out when conflicting multilib is detected. Do not
17971 loop over multilibs since no combination is legal.
17973 2016-05-04 Alan Modra <amodra@gmail.com>
17975 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
17976 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
17977 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17980 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
17982 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
17983 Clean up p5600 comments.
17985 2016-05-04 Richard Biener <rguenther@suse.de>
17987 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
17988 constructor simplifications.
17989 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
17991 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
17993 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
17994 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
17995 result.set_rtx is null instead of aborting.
17996 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
17998 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
17999 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
18000 *mov<mode>_store_postinc): New patterns.
18002 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
18004 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
18005 as commutative. Check both conversions are NOP.
18006 ((A & B) OP (C & B)): Remove.
18008 2016-05-04 Alan Modra <amodra@gmail.com>
18010 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
18012 2016-05-04 Alan Modra <amodra@gmail.com>
18015 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
18016 when cr2,3,4 are all fixed regs.
18018 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
18020 PR rtl-optimization/57193
18021 * opts.c (default_options_table): Revert OPT_frename_registers change.
18022 * doc/invoke.texi (-frename-registers, -O2): Likewise.
18024 2016-05-03 Martin Sebor <msebor@redhat.com>
18027 * builtins.c (fold_builtin_FILE): New function.
18028 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
18029 (fold_builtin_0): Call them.
18030 * gimplify.c (gimplify_call_expr): Remove the handling of
18031 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
18034 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
18035 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
18039 * doc/extend.texi (Function Names as Strings): Update __func__,
18040 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
18043 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18044 Richard Biener <rguenther@suse.de>
18046 PR tree-optimization/70916
18047 * tree-if-conv.c: Include cfganal.h.
18048 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
18049 and remove_fake_exit_edges around the optimization pass.
18051 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
18053 * cgraph.c (symbol_table::create_edge): Set inline_failed.
18054 (cgraph_edge::make_direct): Likewise.
18055 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
18056 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
18057 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
18058 (CIF_THUNK): New code.
18059 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
18060 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
18061 (compute_inline_parameters): Set inline_failed for thunks.
18062 (inline_analyze_function): Cleanup.
18063 * ipa-inline.c (can_inline_edge_p): Do not deal with
18064 call_stmt_cannot_inline_p.
18065 (can_early_inline_edge_p): Likewise.
18066 (early_inliner): Initialize inline_failed.
18067 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
18069 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
18071 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
18072 from nonimm_ssenomem_operand.
18073 (nonimm_ssenomem_operand): New predicate.
18074 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
18075 as operand 0 predicate.
18076 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
18077 Disable unsupported alternatives using "enabled" attribute.
18078 Use register_ssemem_operand as operand 0 predicate.
18079 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
18081 2016-05-03 Marek Polacek <polacek@redhat.com>
18084 * input.c (expansion_point_location): New function.
18085 * input.h (expansion_point_location): Declare.
18087 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
18089 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
18090 occurence with frame_offset_ ones.
18092 2016-05-03 Alan Modra <amodra@gmail.com>
18094 PR rtl-optimization/70890
18095 * ira.c (combine_and_move_insns): When moving def_insn, remove
18096 equivs on use_insn.
18098 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
18100 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
18101 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
18102 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
18103 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
18105 2016-05-03 Alan Modra <amodra@gmail.com>
18107 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
18108 for SAVE_MULTIPLE/STORE_MULTIPLE.
18110 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18112 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
18113 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
18115 2016-05-03 Richard Biener <rguenther@suse.de>
18117 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
18119 (gimplify_arg): Likewise.
18120 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
18121 re-writing the result to a decl if required.
18122 (internal_get_tmp_var): Add allow_ssa parameter
18123 and override into_ssa with it.
18124 (get_formal_tmp_var): Adjust.
18125 (get_initialized_tmp_var): Add allow_ssa parameter.
18126 (gimplify_arg): Add allow_ssa parameter and avoid generating
18127 SSA names for the result false.
18128 (gimplify_call_expr): If the call may return twice do not
18129 gimplify parameters into SSA.
18130 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
18131 (gimplify_modify_expr): Adjust assert. For noreturn calls
18132 with a SSA name LHS adjust its def.
18133 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
18134 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
18135 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
18136 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
18137 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
18138 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
18139 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
18140 (optimize_target_teams): Do not allow SSA names for clause operands.
18141 (gimplify_expr): Likewise for where we mark the result addressable.
18142 * passes.def (pass_init_datastructures): Remove.
18143 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
18144 (rewrite_stmt): Likewise.
18145 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
18146 (replace_locals_op): Replace SSA names.
18147 (copy_gimple_seq_and_replace_locals): Init src_cfun.
18148 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
18149 * cgraph.c (release_function_body): Free CFG annotations only
18150 when we have a CFG. Simplify.
18151 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
18152 force_gimple_operand instead of get_initialized_tmp_var.
18153 * tree-pass.h (make_pass_init_datastructures): Remove.
18154 * tree-ssa.c (execute_init_datastructures): Remove.
18155 (pass_data_init_datastructures): Likewise.
18156 (class pass_init_datastructures): Likewise.
18157 (make_pass_init_datastructures): Likewise.
18158 * omp-low.c (create_omp_child_function): Init SSA data structures.
18159 (grid_expand_target_grid_body): Likewise.
18160 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
18161 name before adding it to names_to_release.
18162 (remove_bb): Always release SSA defs.
18163 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
18164 before dereferencing it.
18165 * cgraphunit.c (init_lowered_empty_function): Always
18166 int SSA data structures.
18167 * tree-ssanames.c (release_defs): Remove assert that we are in
18169 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
18171 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18172 Uros Bizjak <ubizjak@gmail.com>
18174 PR rtl-optimization/70467
18175 * config/i386/predicates.md (x86_64_hilo_int_operand,
18176 x86_64_hilo_general_operand): New predicates.
18177 * config/i386/constraints.md (Wd): New constraint.
18178 * config/i386/i386.md (mode attr di): Use Wd instead of e.
18179 (general_hilo_operand): New mode attr.
18180 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
18181 instead of <general_operand>.
18182 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
18183 x86_64_hilo_general_operand instead of <general_operand>.
18185 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18187 PR tree-optimization/70916
18188 * tree-if-conv.c (constant_or_ssa_name): Removed.
18189 (fold_build_cond_expr): Use is_gimple_val instead of
18190 constant_or_ssa_name.
18192 PR tree-optimization/70916
18193 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
18194 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
18197 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
18198 (optimize_atomic_bit_test_and): New function.
18199 (pass_fold_builtins::execute): Use it.
18200 * optabs.def (atomic_bit_test_and_set_optab,
18201 atomic_bit_test_and_complement_optab,
18202 atomic_bit_test_and_reset_optab): New optabs.
18203 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
18204 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
18205 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
18206 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
18207 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
18208 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
18209 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
18210 * doc/md.texi (atomic_bit_test_and_set@var{mode},
18211 atomic_bit_test_and_complement@var{mode},
18212 atomic_bit_test_and_reset@var{mode}): Document.
18213 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
18214 atomic_bit_test_and_complement<mode>,
18215 atomic_bit_test_and_reset<mode>): New expanders.
18216 (atomic_bit_test_and_set<mode>_1,
18217 atomic_bit_test_and_complement<mode>_1,
18218 atomic_bit_test_and_reset<mode>_1): New insns.
18220 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
18222 PR rtl-optimization/70687
18223 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
18224 instead of unsigned HOST_WIDE_INT.
18226 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
18228 PR rtl-optimization/44281
18229 * hard-reg-set.h (struct target_hard_regs): New field
18230 x_fixed_nonglobal_reg_set.
18231 (fixed_nonglobal_reg_set): New macro.
18232 * reginfo.c (init_reg_sets_1): Initialize it.
18233 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
18235 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
18237 2016-05-03 Bin Cheng <bin.cheng@arm.com>
18239 PR tree-optimization/56541
18240 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
18241 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
18242 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
18243 (any_complicated_phi): new static variable.
18244 (aggressive_if_conv): delete.
18245 (if_convertible_phi_p): support phis with more than two arguments.
18246 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
18247 critical pred edges.
18248 (ifcvt_split_critical_edges): support phis with more than two
18249 arguments by checking new parameter. only split critical edges
18251 (tree_if_conversion): handle simd pragma marked loop using new
18252 local variable aggressive_if_conv. check any_complicated_phi.
18254 2016-05-03 Bin Cheng <bin.cheng@arm.com>
18256 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
18259 2016-05-03 Bin Cheng <bin.cheng@arm.com>
18261 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
18264 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
18266 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
18267 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
18268 define_insn_and_split.
18269 (mulsi3_i): New define_insn_and_split.
18270 (mulsi3_call): Convert to define_insn.
18271 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
18272 Remove constraints.
18274 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
18276 * machmode.h (mode_complex): Add support to give the complex mode
18278 (GET_MODE_COMPLEX_MODE): Likewise.
18279 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
18280 stored by build_complex_type and gfc_build_complex_type instead of
18281 trying to figure out the appropriate mode based on the size. Raise
18282 an assertion error, if the type was not set.
18283 * genmodes.c (struct mode_data): Add field for the complex type of
18285 (blank_mode): Likewise.
18286 (make_complex_modes): Remember the complex mode created in the
18288 (emit_mode_complex): Write out the mode_complex array to map a
18289 type mode to the complex version.
18290 (emit_insn_modes_c): Likewise.
18291 * tree.c (build_complex_type): Set the complex type to use before
18292 calling layout_type.
18293 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
18294 support for __float128 complex datatypes.
18295 (rs6000_hard_regno_mode_ok): Likewise.
18296 (rs6000_setup_reg_addr_masks): Likewise.
18297 (rs6000_complex_function_value): Likewise.
18298 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
18299 __float128 and __ibm128 complex.
18300 (FLOAT128_IBM_P): Likewise.
18301 (ALTIVEC_ARG_MAX_RETURN): Likewise.
18302 * doc/extend.texi (Additional Floating Types): Document that
18303 -mfloat128 must be used to enable __float128. Document complex
18304 __float128 and __ibm128 support.
18306 2016-05-02 Jakub Jelinek <jakub@redhat.com>
18309 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
18310 char/short arguments promoted to int because of promote_prototypes.
18312 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
18314 * config/i386/predicates.md (register_ssemem_operand): New predicate.
18315 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
18316 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
18317 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
18318 alternatives using "enabled" attribute. Use register_ssemem_operand
18319 as operand 1 predicate.
18320 (*cmpi<unord>xf_i387): Split XFmode pattern from
18321 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
18322 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
18323 *absneg<mode>2_i387. Disable unsupported alternatives using
18324 "enabled" attribute.
18325 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
18327 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
18329 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
18331 (oacc_loop_process): Check mask for loop termination.
18333 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
18335 * cif-code.def (CIF_THUNK): Add.
18336 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
18339 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
18341 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
18342 (dump_inline_summary): Dump it.
18343 (fp_expression_p): New predicate.
18344 (estimate_function_body_sizes): Use it.
18345 (inline_merge_summary): Merge fp_expressions.
18346 (inline_read_section): Read fp_expressions.
18347 (inline_write_summary): Write fp_expressions.
18348 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
18349 codegen boundary if either caller or callee is !fp_expressions.
18350 * ipa-inline.h (inline_summary): Add fp_expressions.
18351 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
18352 to fp_expressions be sure the fp generation flags are updated.
18354 2016-05-02 Jakub Jelinek <jakub@redhat.com>
18356 PR rtl-optimization/70467
18357 * cse.c (cse_insn): Handle no-op MEM moves after folding.
18359 PR rtl-optimization/70467
18360 * ipa-pure-const.c (check_call): Handle internal calls even in
18361 ipa mode like in local mode.
18363 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
18365 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
18367 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
18369 * match.pd (X u< X, X u> X): New transformations.
18371 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
18373 * flag-types.h (enum warn_strict_overflow_code): Move ...
18374 * coretypes.h: ... here.
18375 * fold-const.h (fold_overflow_warning): Declare.
18376 * fold-const.c (fold_overflow_warning): Make non-static.
18377 (fold_comparison): Move the transformation of X +- C1 CMP C2
18378 into X CMP C2 -+ C1 ...
18379 * match.pd: ... here.
18380 * gimple-fold.c (fold_stmt_1): Protect with
18381 fold_defer_overflow_warnings.
18383 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
18385 * omp-low.c (struct oacc_loop): Add 'inner' field.
18386 (new_oacc_loop_raw): Initialize it to zero.
18387 (oacc_loop_fixed_partitions): Initialize it.
18388 (oacc_loop_auto_partitions): Partition outermost loop to outermost
18389 available partitioning.
18391 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18393 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
18395 (umulsidi3): Likewise.
18396 (indirect_jump): Fix jump instruction assembly patterns.
18398 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
18401 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
18402 (nvptx_function_value): Assert non-NULL cfun.
18404 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
18406 PR rtl-optimization/70886
18407 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
18409 * cselib.h (rtx_equal_for_cselib_1): Declare.
18410 (rtx_equal_for_cselib_p: New inline function.
18411 * cselib.c (rtx_equal_for_cselib_p): Delete.
18412 (rtx_equal_for_cselib_1): Make public.
18414 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
18416 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
18417 (register_mixssei387nonimm_operand): Remove predicate.
18418 * config/i386/i386.md (*fop_<mode>_comm): Merge from
18419 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
18420 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
18421 for TARGET_MIX_SSE_I387 alternatives.
18422 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
18423 Disable unsupported alternatives using "enabled" attribute. Use
18424 nonimm_ssenomem_operand as operand 1 predicate. Also check
18425 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
18427 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18429 * tree.c (cst_and_fits_in_hwi): Simplify.
18431 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18433 * tree.h (wi::to_wide): New function.
18434 * expr.c (expand_expr_real_1): Use wi::to_wide.
18435 * fold-const.c (int_const_binop_1): Likewise.
18436 (extract_muldiv_1): Likewise.
18438 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18440 * wide-int.h: Update offset_int and widest_int documentation.
18441 (WI_SIGNED_SHIFT_RESULT): New macro.
18442 (wi::binary_shift): Define signed_shift_result_type for
18443 shifts on offset_int- and widest_int-like types.
18444 (generic_wide_int): Support <<= and >>= if << and >> are supported.
18445 * tree.h (int_bit_position): Use shift operators instead of wi::
18447 * alias.c (adjust_offset_for_component_ref): Likewise.
18448 * expr.c (get_inner_reference): Likewise.
18449 * fold-const.c (fold_comparison): Likewise.
18450 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
18451 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
18452 * tree-dfa.c (get_ref_base_and_extent): Likewise.
18453 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
18454 (stmt_kills_ref_p): Likewise.
18455 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
18456 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
18457 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18458 (ao_ref_init_from_vn_reference): Likewise.
18460 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18462 * wide-int.h: Update offset_int and widest_int documentation.
18463 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
18464 (wi::binary_traits): Allow ordered comparisons between offset_int and
18465 offset_int, between widest_int and widest_int, and between either
18466 of these types and basic C types.
18467 (operator <, <=, >, >=): Define for the same combinations.
18468 * tree.h (tree_int_cst_lt): Use comparison operators instead
18469 of wi:: comparisons.
18470 (tree_int_cst_le): Likewise.
18471 * gimple-fold.c (fold_array_ctor_reference): Likewise.
18472 (fold_nonarray_ctor_reference): Likewise.
18473 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
18474 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
18475 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
18476 * tree-sra.c (completely_scalarize): Likewise.
18477 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
18478 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
18479 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
18480 (check_for_binary_op_overflow): Likewise.
18481 (search_for_addr_array): Likewise.
18482 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
18484 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18486 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
18487 (arc_save_restore): Likewise.
18488 (arc_dwarf_register_span): Likewise.
18489 (arc_output_pic_addr_const): Initialize suffix variable.
18491 2016-05-02 Martin Liska <mliska@suse.cz>
18493 * symbol-summary.h (function_summary::function_summary):
18494 Remove checking assert for all cgraph nodes.
18495 (function_summary::get): Check summary_uid.
18496 (symtab_insertion): Check summary_uid.
18498 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18500 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
18501 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
18502 bmaskn instruction.
18503 (arc_dwarf_register_span): Remove enum keyword.
18504 (compact_memory_operand_p): New function.
18505 * config/arc/arc.h (reg_class): Add code density register classes.
18506 (REG_CLASS_NAMES): Likewise.
18507 (REG_CLASS_CONTENTS): Likewise.
18508 * config/arc/arc.md (*movqi_insn): Add code density instructions.
18509 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
18510 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
18511 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
18512 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
18514 (h, Rcd, Rsd, Rzd): New register constraints.
18515 (T): Use compact_memory_operand_p function.
18516 * config/arc/predicates.md (compact_load_memory_operand): Remove.
18518 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
18520 * config/sh/sh.md (*negnegt, *movtt): Remove.
18522 2016-05-02 Marek Polacek <polacek@redhat.com>
18523 Tom de Vries <tom@codesourcery.com>
18525 PR tree-optimization/70700
18526 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
18527 bigger than FIRST_REF_NODE.
18529 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
18532 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
18534 (prepare_cbranch_operands): Don't use scratch register. Assume that
18535 function is used when pseudos can be created.
18536 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
18537 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
18538 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
18539 define_expand. Allow it only when pseudos can be created.
18540 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
18542 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
18544 * config/i386/constraints.md (BC): Only allow -1 operands.
18545 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
18546 Add "enabled" attribute. Update XI mode attribute calculation.
18547 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
18548 (*movoi_internal_avx): Update XI mode attribute calculation.
18549 (*movti_internal): Ditto.
18551 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18553 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
18554 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
18556 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
18558 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
18559 statement on instruction code. Remove trailing spaces.
18560 (altivec_expand_stv_builtin): Likewise.
18562 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18564 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
18565 (TARGET_FPU_DOUBLE): Simplify.
18566 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
18567 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
18568 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
18569 with 'TARGET_FPU_DOUBLE'.
18570 * config/sh/sh.md: Likewise.
18572 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
18574 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
18575 SH_DIV_STR_FOR_SIZE): Remove.
18576 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
18577 SH_DIV_STR_FOR_SIZE): Remove.
18579 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18581 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
18582 logical_reg_operand): Delete.
18583 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
18584 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
18585 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
18586 match_operand and match_test.
18587 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
18588 variables on their first use. Return bool values.
18589 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
18590 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
18591 arith_reg_operand for input operand. Remove empty constraints.
18593 (*xorsi3_compact): Rename to xorsi3.
18594 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
18595 (*zero_extend<mode>si2_disp_mem): Update comment.
18598 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
18600 * config/sh/t-sh: Remove SH5 support.
18601 * config.gcc: Likewise.
18602 * configure: Likewise.
18604 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18606 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
18608 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
18610 * config/sh/sh.c (register_sh_passes, sh_option_override,
18611 sh_print_operand, prepare_move_operands,
18612 sh_can_follow_jump): Remove TARGET_SH1 checks.
18613 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
18614 PROMOTE_MODE): Likewise.
18615 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
18618 2016-04-30 Alan Modra <amodra@gmail.com>
18620 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
18621 restoring when fixed_reg_p, but allow out-of-line or stmw save.
18622 Check for user regs later to avoid unnecessary looping over regs.
18623 Merge user reg check with non-saved reg check. Don't force
18624 inline VR restore when static chain used.
18625 (rs6000_frame_related): Omit eh_frame info for user regs when
18627 (fixed_regs_p): Delete.
18629 2016-04-30 Alan Modra <amodra@gmail.com>
18631 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
18632 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
18635 2016-04-30 Alan Modra <amodra@gmail.com>
18638 * config/rs6000/rs6000.c (fixed_reg_p): New function.
18639 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
18642 2016-04-30 Alan Modra <amodra@gmail.com>
18644 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18645 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
18646 flag_pic test for Darwin.
18648 2016-04-30 Alan Modra <amodra@gmail.com>
18650 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
18651 throw_calls_crossed.
18652 (REG_FREQ_CALLS_CROSSED): Delete.
18653 (REG_N_THROWING_CALLS_CROSSED): Delete.
18654 * regstat.c (regstat_bb_compute_ri): Don't calculate
18655 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
18656 (dump_reg_info): Don't print call cross frequency.
18657 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
18658 and REG_N_THROWING_CALLS_CROSSED.
18660 2016-04-30 Alan Modra <amodra@gmail.com>
18662 * regs.h (struct reg_info_t): Delete live_length.
18663 (REG_LIVE_LENGTH): Delete macro.
18664 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
18665 local_live, local_processed and local_live_last_luid params.
18666 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
18668 (regstat_compute_ri): Adjust for above. Don't set
18670 (dump_reg_info): Don't print live length.
18671 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
18672 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
18673 Localize loop_depth var.
18675 2016-04-30 Alan Modra <amodra@gmail.com>
18677 * ira.c (enum valid_equiv): New.
18678 (validate_equiv_mem): Return enum.
18679 (update_equiv_mem): Create replacement in more cases.
18680 (add_store_equivs): Update validate_equiv_mem call.
18682 2016-04-30 Alan Modra <amodra@gmail.com>
18684 * ira.c (combine_and_move_insns): Rather than scanning insns,
18685 use DF infrastucture to find use and def insns.
18687 2016-04-30 Alan Modra <amodra@gmail.com>
18689 ira.c (combine_and_move_insns): Move invariant conditions..
18690 (ira.c): ..to here. Call combine_and_move_insns before
18691 add_store_equivs. Call grow_reg_equivs later. Allocate
18692 req_equiv later using max_reg_num() rather than global max_regno.
18693 (contains_replace_regs): Delete.
18694 (add_store_equivs): Remove contains_replace_regs test.
18696 2016-04-30 Alan Modra <amodra@gmail.com>
18698 * ira.c (struct equiv_mem_data): New.
18699 (equiv_mem, equiv_mem_modified): Delete static vars.
18700 (validate_equiv_mem_from_store): Use "data" param to communicate..
18701 (validate_equiv_mem): ..from here.
18703 2016-04-30 Alan Modra <amodra@gmail.com>
18705 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
18707 (update_reg_equivs): ..here. Move allocation and freeing of
18708 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
18709 end_alias_analysis to..
18712 2016-04-30 Alan Modra <amodra@gmail.com>
18714 * ira.c (pdx_subregs): Delete.
18715 (struct equivalence): Add pdx_subregs field.
18716 (set_paradoxical_subreg): Remove pdx_subregs param. Update
18717 pdx_subregs access.
18718 (update_equiv_regs): Don't create or free pdx_subregs. Update
18719 pdx_subregs access.
18721 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18723 * config/rs6000/altivec.h: Change definitions of vec_xl and
18725 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
18726 (LD_ELEMREV_V2DI): New.
18727 (LD_ELEMREV_V4SF): New.
18728 (LD_ELEMREV_V4SI): New.
18729 (LD_ELEMREV_V8HI): New.
18730 (LD_ELEMREV_V16QI): New.
18731 (ST_ELEMREV_V2DF): New.
18732 (ST_ELEMREV_V2DI): New.
18733 (ST_ELEMREV_V4SF): New.
18734 (ST_ELEMREV_V4SI): New.
18735 (ST_ELEMREV_V8HI): New.
18736 (ST_ELEMREV_V16QI): New.
18739 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18740 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
18741 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
18742 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
18743 (altivec_expand_builtin): Add handling for
18744 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
18745 (rs6000_invalid_builtin): Add error-checking for
18746 RS6000_BTM_P9_VECTOR.
18747 (altivec_init_builtins): Define builtins used to implement vec_xl
18749 (rs6000_builtin_mask_names): Define power9-vector.
18750 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
18751 (RS6000_BTM_P9_VECTOR): Define.
18752 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
18753 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
18754 (vsx_ld_elemrev_v2df): Likewise.
18755 (vsx_ld_elemrev_v4sf): Likewise.
18756 (vsx_ld_elemrev_v4si): Likewise.
18757 (vsx_ld_elemrev_v8hi): Likewise.
18758 (vsx_ld_elemrev_v16qi): Likewise.
18759 (vsx_st_elemrev_v2df): Likewise.
18760 (vsx_st_elemrev_v2di): Likewise.
18761 (vsx_st_elemrev_v4sf): Likewise.
18762 (vsx_st_elemrev_v4si): Likewise.
18763 (vsx_st_elemrev_v8hi): Likewise.
18764 (vsx_st_elemrev_v16qi): Likewise.
18765 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
18768 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
18770 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
18772 (simplify_control_stmt_condition_1): ... here. Recurse into
18773 BIT_AND_EXPRs and BIT_IOR_EXPRs.
18775 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
18778 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
18779 (zero_extendqi<mode>2_dot): Revert earlier conversion from
18780 define_insn_and_split to define_insn.
18781 (zero_extendqi<mode>2_dot2): Same.
18782 (extendqi<mode>2_dot): Same.
18783 (extendqi<mode>2_dot2): Same.
18785 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18787 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
18788 (probe_stack): New expander.
18789 (probe_stack_<mode>): New insn pattern.
18791 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18793 * config/i386/i386.md
18794 (operations with memory inputs setting flags peephole2):
18795 Remove uneeded REG_P checks. Cleanup pattern generation.
18797 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
18799 * tree-vect-loop.c (vect_transform_loop): Fix
18800 nb_iterations_upper_bound computation for vectorized loop.
18802 2016-04-29 Marek Polacek <polacek@redhat.com>
18803 Jakub Jelinek <jakub@redhat.com>
18806 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
18807 TARGET_EXPR_SLOT as a base.
18809 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
18811 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
18812 with 'rCm2' constraints to limit possible immediate size.
18813 (*load_zeroextendqisi_update): Likewise.
18814 (*load_signextendqisi_update): Likewise.
18815 (*loadhi_update): Likewise.
18816 (*load_zeroextendhisi_update): Likewise.
18817 (*load_signextendhisi_update): Likewise.
18818 (*loadsi_update): Likewise.
18819 (*loadsf_update): Likewise.
18821 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18823 * config/i386/predicates.md (constm1_operand): Fix comparison.
18825 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
18827 * testsuite/gcc.target/arc/ieee_eq.c: New test.
18829 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
18831 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
18832 remaining SH5 related settings.
18833 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
18834 shmedia_prepare_call_address): Delete.
18835 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
18836 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
18837 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
18838 UNSUPPORTED_SH2A): Remove m5 checks.
18839 (sh_divide_strategy_e): Remove SH5 division strategies.
18840 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
18841 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
18843 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18845 * config/s390/s390.c (s390_rtx_costs): Update documentation.
18847 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18849 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
18850 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
18851 Change lder to ldr.
18852 * config/s390/vector.md ("mov<mode>"): Likewise.
18854 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
18856 * config/s390/constraints.md ("U", "W"): Invoke
18857 s390_mem_constraint with "ZR" and "ZT".
18858 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
18859 addresses when using LRA. Accept also short displacements for S
18860 and T constraints. Do not check for long displacement target for
18861 S and T constraints.
18862 (s390_mem_constraint): Remove handling of U and W constraints.
18863 * config/s390/s390.md (various patterns): Remove the short
18864 displacement constraints (Q and R) if a long displacement
18865 constraint is present. Add longdisp as required CPU capability.
18866 * config/s390/vector.md: Likewise.
18867 * config/s390/vx-builtins.md: Likewise.
18869 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18872 * reload1.c (reload): Call finish_spills before
18873 restarting reload loop. Skip select_reload_regs
18874 if update_eliminables_and_spill returns true.
18876 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
18878 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
18879 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
18880 (umulhisi3_imm): Update predicates and constraint letters.
18881 (umulhisi3_reg): Declare instruction as commutative.
18882 * config/arc/constraints.md (J12, J16): New constraints.
18883 * config/arc/predicates.md (short_unsigned_const_operand): New
18885 (arc_short_operand): Likewise.
18886 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
18888 2016-04-29 Richard Biener <rguenther@suse.de>
18890 PR tree-optimization/13962
18891 PR tree-optimization/65686
18892 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
18893 * tree-ssa-alias.c (ptrs_compare_unequal): New function
18894 using PTA to compare pointers.
18895 * match.pd: Add pattern for pointer equality compare simplification
18896 using ptrs_compare_unequal.
18898 2016-04-29 Richard Biener <rguenther@suse.de>
18900 * stor-layout.c (layout_type): Do not build a pointer-to-element
18903 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18905 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
18906 Use SWI mode iterator. Use general_reg_operand predicate.
18907 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
18908 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
18911 2016-04-29 Jakub Jelinek <jakub@redhat.com>
18913 PR middle-end/70843
18914 * fold-const.c (operand_equal_p): Don't verify hash value equality
18916 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
18919 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18922 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
18923 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
18924 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
18925 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
18926 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
18928 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18930 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
18931 to info. Don't initialize separate fields to 0. Clean up
18934 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18936 * config/i386/i386.md (peephole2s for operations with memory inputs):
18937 Use SWI mode iterator.
18938 (peephole2s for operations with memory outputs): Ditto.
18939 Do not check for stack checking probe.
18941 (probe_stack): Remove expander.
18943 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18944 Andrew Burgess <andrew.burgess@embecosm.com>
18946 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
18947 operands as 32-bits.
18949 2016-04-28 Jason Merrill <jason@redhat.com>
18951 * gdbinit.in: Skip line-map.h.
18953 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18954 Andrew Burgess <andrew.burgess@embecosm.com>
18956 * config/arc/arc.c (arc_conditional_register_usage): Take
18957 TARGET_RRQ_CLASS into account.
18958 (arc_print_operand): Support printing 'p' and 's' operands.
18959 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
18961 (TARGET_RRQ_CLASS): Define.
18962 (IS_POWEROF2_OR_0_P): Define.
18963 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
18965 (*tst_movb): New define_insn.
18966 (*tst): Avoid recognition if it could prevent '*tst_movb'
18967 combination; replace c/CnL with c/Chs alternative.
18968 (*tst_bitfield_tst): New define_insn.
18969 (*tst_bitfield_asr): New define_insn.
18970 (*tst_bitfield): New define_insn.
18971 (andsi3_i): Add Rrq variant.
18972 (extzv): New define_expand.
18973 (insv): New define_expand.
18974 (*insv_i): New define_insn.
18975 (*movb): New define_insn.
18976 (*movb_signed): New define_insn.
18977 (*movb_high): New define_insn.
18978 (*movb_high_signed): New define_insn.
18979 (*movb_high_signed + 1): New define_split pattern.
18980 (*mrgb): New define_insn.
18981 (*mrgb + 1): New define_peephole2 pattern.
18982 (*mrgb + 2): New define_peephole2 pattern.
18983 * config/arc/arc.opt (mbitops): New option for nps400, uses
18984 TARGET_NPS_BITOPS_DEFAULT.
18985 * config/arc/constraints.md (q): Make register class conditional.
18986 (Rrq): New register constraint.
18987 (Chs): New constraint.
18988 (Clo): New constraint.
18989 (Chi): New constraint.
18990 (Cbf): New constraint.
18991 (Cbn): New constraint.
18992 (C18): New constraint.
18993 (Cbi): New constraint.
18995 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18997 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
18999 (bitmap_intersection_of_preds): Ditto.
19000 (bitmap_union_of_succs): Ditto.
19001 (bitmap_union_of_preds): Ditto.
19002 * sbitmap.c (do_popcount): Delete.
19003 (BITMAP_DEBUGGING): Delete.
19004 (sbitmap_verify_popcount): Delete.
19005 (sbitmap_alloc): Don't initialize the popcount field.
19006 (sbitmap_alloc_with_popcount): Delete.
19007 (sbitmap_resize): Don't resize the popcount array.
19008 (sbitmap_vector_alloc): Don't initialize the popcount field.
19009 (bitmap_copy): Don't copy the popcount array.
19010 (bitmap_clear): Don't clear the popcount array.
19011 (bitmap_clear): Delete the popcount array handling.
19012 (bitmap_ior_and_compl): Delete the popcount assert.
19013 (bitmap_not): Ditto.
19014 (bitmap_and_compl): Ditto.
19015 (bitmap_and): Delete the popcount array handling.
19016 (bitmap_xor): Ditto.
19017 (bitmap_ior): Ditto.
19018 (bitmap_or_and): Delete the popcount assert.
19019 (bitmap_and_or): Ditto.
19020 (popcount_table): Delete.
19021 (sbitmap_elt_popcount): Delete.
19022 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
19023 (bitmap_set_bit): Delete the popcount assert.
19024 (bitmap_clear_bit): Ditto.
19025 (sbitmap_free): Don't free the popcount array.
19026 (sbitmap_alloc_with_popcount): Delete declaration.
19027 (sbitmap_popcount): Ditto.
19029 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19030 Andrew Burgess <andrew.burgess@embecosm.com>
19032 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
19033 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
19034 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
19035 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
19036 * config/arc/arc.opt (mcmem): New option.
19037 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
19038 supply length for r/m alternative.
19039 (*extendqisi2_ac): Likewise.
19040 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
19042 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
19043 (movhi_insn): Likewise.
19044 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
19045 (*zero_extendqihi2_i): Add r/Ucm alternative.
19046 (*zero_extendqisi2_ac): Likewise.
19047 (*zero_extendhisi2_i): Likewise.
19048 * config/arc/constraints.md (Uex): New memory constraint.
19049 (Ucm): New define_constraint.
19050 * config/arc/predicates.md (long_immediate_loadstore_operand):
19051 Return 0 for MEM with cmem_address address.
19052 (cmem_address_0): New predicates.
19053 (cmem_address_1): Likewise.
19054 (cmem_address_2): Likewise.
19055 (cmem_address): Likewise.
19057 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19059 * config/rs6000/rs6000.c (machine_function): Rename
19060 insn_chain_scanned_p to spe_insn_chain_scanned_p.
19061 (rs6000_stack_info): Adjust.
19063 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19064 Andrew Burgess <andrew.burgess@embecosm.com>
19066 * config/arc/constraints.md (Usd): Convert to define_constraint.
19070 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19073 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
19074 Add new peephole2 where the first insn is *mov<mode>_or instead of
19075 *mov<mode>_internal.
19077 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
19079 * tracer.c (bb_seen): Make static.
19081 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
19083 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
19084 support, setup defaults.
19085 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
19086 * config/arc/arc.c (arc_init): Add NPS400 support.
19087 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
19088 (TARGET_ARC700): NPS400 is also an ARC700.
19089 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
19091 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19094 * config/nds32/nds32.md (casesi): Don't access the operands array
19097 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19099 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
19100 (or $-1,reg peephole2): Ditto.
19101 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
19103 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
19105 * doc/extend.texi (Common Function Attributes) [optimize]:
19106 Discourage use of the optimize attribute.
19108 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
19110 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
19111 special case builtin.
19112 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19113 ALTIVEC_BUILTIN_VEC_ADDE.
19114 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19115 support for ALTIVEC_BUILTIN_VEC_ADDE.
19116 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19117 for __builtin_vec_adde.
19119 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19121 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
19122 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
19124 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19127 * doc/sourcebuild.texi (Effective-Target Keywords, Other
19128 attributes): Document cilkplus_runtime.
19130 2016-04-28 Martin Jambor <mjambor@suse.cz>
19132 * tree-cfg.c (verify_expr): Verify that local declarations belong to
19133 this function. Call verify_expr on MEM_REFs and bases of other
19134 handled_components.
19136 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19138 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
19139 for WORD_REGISTER_OPERATIONS to runtime check.
19141 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19143 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
19145 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19147 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
19148 big-endian compilation.
19149 * config/arc/arc.md (addf3): Likewise.
19150 (subdf3): Likewise.
19151 (muldf3): Likewise.
19153 2016-04-28 Richard Biener <rguenther@suse.de>
19155 PR tree-optimization/70840
19156 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
19157 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
19158 Mark x * pow(x,c) -> pow(x,c+1) commutative.
19159 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
19161 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19163 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
19164 and explain why in a comment.
19166 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19168 * config/arc/arc.md (cpu_facility): Add fpx variant.
19169 (subdf3): Prohibit use reverse sub when assist operations option
19171 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
19172 instructions only when FPX is enabled.
19173 * testsuite/gcc.target/arc/trsub.c: New test.
19175 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19177 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
19178 mult_operator when calculating "type" attribute.
19179 (*fop_<mode>_1_i387): Ditto.
19180 (*fop_xf_1_i387): Ditto.
19181 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
19182 Use std::swap to swap operands. Use RTL expressions to generate
19185 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19186 Joern Rennecke <joern.rennecke@embecosm.com>
19188 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
19190 (emit_pic_move): Remove.
19191 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
19192 * config/arc/arc.c (emit_pic_move): Removed.
19193 (TARGET_HAVE_TLS): Define.
19194 (arc_conditional_register_usage): Test for arc_tp_regno.
19195 (arc_print_operand, arc_print_operand_address): Handle TLS
19197 (arc_needs_pcl_p): New function.
19198 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
19199 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
19200 (arc_raw_symbolic_reference_mentioned_p): Likewise.
19201 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
19202 (arc_legitimize_tls_address): Likewise.
19203 (DTPOFF_ZERO_SYM): Define.
19204 (arc_legitimize_pic_address): Make it static, handle TLS cases.
19205 (arc_output_pic_addr_const): Print TLS unspecs.
19206 (prepare_pic_move): New function, replaces emit_pic_move.
19207 (arc_legitimate_constant_p): Handle TLS unspecs.
19208 (arc_legitimate_address_p): Likewise.
19209 (arc_rewrite_small_data_p): Use assert for TLS constants.
19210 (prepare_move_operands): Use prepare_pic_move.
19211 (arc_legitimize_address): Legitimize tls addresses.
19212 (arc_epilogue_uses): Check for arc_tp_regno.
19213 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
19214 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
19216 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
19218 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
19219 %(arc_tls_extra_start_spec).
19220 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
19221 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
19223 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
19224 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
19225 (UNSPEC_TLS_OFF): Add.
19227 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
19228 (get_thread_pointersi): New patterns.
19229 * config/arc/arc.opt (mtp-regno): New option.
19230 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
19231 (move_dest_operand): Likewise.
19232 * configure: Regenerate.
19233 * configure.ac: Add arc*-*-* case to test for tls.
19234 * doc/invoke.texi (ARC options): Document mtp-regno.
19236 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19238 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
19239 the new ARC HS SIMD instructions.
19240 (arc_preferred_simd_mode): New function.
19241 (arc_autovectorize_vector_sizes): Likewise.
19242 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
19243 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
19244 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
19245 (arc_init_builtins): Add new SIMD builtin types.
19246 (arc_split_move): Handle 64 bit vector moves.
19247 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
19248 (TARGET_PLUS_QMACW): Define.
19249 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
19250 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
19251 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
19252 (VSUBADD4H): New builtins.
19253 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
19254 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
19256 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
19257 Matthias Klose <doko@debian.org>
19259 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
19261 2016-04-28 Richard Biener <rguenther@suse.de>
19263 PR middle-end/70777
19264 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
19267 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
19269 * common/config/sh/sh-common.c: Remove SH5 support.
19270 * config/sh/constraints.md: Likewise.
19271 * config/sh/config/sh/elf.h: Likewise.
19272 * config/sh/linux.h: Likewise.
19273 * config/sh/netbsd-elf.h: Likewise.
19274 * config/sh/predicates.md: Likewise.
19275 * config/sh/sh-c.c: Likewise.
19276 * config/sh/sh-protos.h: Likewise.
19277 * config/sh/sh.c: Likewise.
19278 * config/sh/sh.h: Likewise.
19279 * config/sh/sh.md: Likewise.
19280 * config/sh/sh.opt: Likewise.
19281 * config/sh/sync.md: Likewise.
19282 * config/sh/sh64.h: Delete.
19283 * config/sh/shmedia.h: Likewise.
19284 * config/sh/shmedia.md: Likewise.
19285 * config/sh/sshmedia.h: Likewise.
19286 * config/sh/t-netbsd-sh5-64: Likewise.
19287 * config/sh/t-sh64: Likewise.
19288 * config/sh/ushmedia.h: Likewise.
19290 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19292 * config/i386/i386.md (sign_extend to memory peephole2s): Use
19293 general_reg_operand instead of register_operand predicate.
19295 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19297 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
19299 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
19301 * match.pd (A - B > A, A + B < A): New transformations.
19303 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
19305 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
19306 which defaults to true. Emit an outer pair of parentheses only if
19307 EMIT_PARENS. When continuing a chain of && or || (or & or |),
19308 don't emit parentheses for the right-hand operand.
19310 2016-04-27 Jeff Law <law@redhat.com>
19312 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
19314 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19316 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
19317 (altivec_lvx_<mode>_internal): Document.
19318 (altivec_lvx_<mode>_2op): New define_insn.
19319 (altivec_lvx_<mode>_1op): Likewise.
19320 (altivec_lvx_<mode>_2op_si): Likewise.
19321 (altivec_lvx_<mode>_1op_si): Likewise.
19322 (altivec_stvx_<mode>): Remove.
19323 (altivec_stvx_<mode>_internal): Document.
19324 (altivec_stvx_<mode>_2op): New define_insn.
19325 (altivec_stvx_<mode>_1op): Likewise.
19326 (altivec_stvx_<mode>_2op_si): Likewise.
19327 (altivec_stvx_<mode>_1op_si): Likewise.
19328 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19329 Expand vec_ld and vec_st during parsing.
19330 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
19332 (altivec_expand_stvx_be): Likewise.
19333 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
19334 address-masking behavior in RTL.
19335 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
19336 address-masking behavior in RTL.
19337 (altivec_expand_builtin): Change builtin code arguments for calls
19338 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
19339 (insn_is_swappable_p): Avoid incorrect swap optimization in the
19340 presence of lvx/stvx patterns.
19341 (alignment_with_canonical_addr): New function.
19342 (alignment_mask): Likewise.
19343 (find_alignment_op): Likewise.
19344 (recombine_lvx_pattern): Likewise.
19345 (recombine_stvx_pattern): Likewise.
19346 (recombine_lvx_stvx_patterns): Likewise.
19347 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
19348 stvx patterns from expand.
19349 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
19351 (vector_altivec_store_<mode>): Likewise.
19353 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
19355 * config/aarch64/aarch64.md
19356 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
19357 remove the "fp" attributes.
19358 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
19359 add the "simd" attributes.
19360 (*movdf_aarch64): Likewise.
19361 (*movtf_aarch64): Remove the "fp" attributes.
19362 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
19363 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
19365 2016-04-27 David Malcolm <dmalcolm@redhat.com>
19367 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
19368 rtx to rtx_code_label *.
19369 * rtl.h (maybe_set_first_label_num): Likewise.
19371 2016-04-27 David Malcolm <dmalcolm@redhat.com>
19373 * df-core.c (df_add_problem): Make the problem param be const.
19374 (df_remove_problem): Make local "problem" be const.
19375 * df-problems.c (problem_RD): Make const.
19376 (problem_LR): Likewise.
19377 (problem_LIVE): Likewise.
19378 (problem_MIR): Likewise.
19379 (problem_CHAIN): Likewise.
19380 (problem_WORD_LR): Likewise.
19381 (problem_NOTE): Likewise.
19382 (problem_MD): Likewise.
19383 * df-scan.c (problem_SCAN): Likewise.
19384 * df.h (struct df_problem): Make field "dependent_problem" be
19386 (struct dataflow): Likewise for field "problem".
19387 (df_add_problem): Make param const.
19389 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
19391 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
19392 inter-unit moves to/from vector registers are enabled. Do not disable
19395 2016-04-27 David Malcolm <dmalcolm@redhat.com>
19397 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
19398 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
19400 (enum df_problem_id): ...this new enum.
19401 (struct df_problem): Convert field "id" from "int" to
19402 enum df_problem_id.
19404 2016-04-27 David Malcolm <dmalcolm@redhat.com>
19406 * rtl.def: Update comment for "things in the instruction chain" to
19407 reflect the removal of the leading "i" field for INSN_UID in
19408 r210360. Fix bogus apostrophe.
19410 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
19412 * config/i386/i386.md
19413 (lea arith with mem operand + setcc peephole2): Set operator mode.
19415 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
19418 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
19419 (dimode_scalar_to_vector_candidate_p): This.
19420 (timode_scalar_to_vector_candidate_p): New function.
19421 (scalar_to_vector_candidate_p): Likewise.
19422 (timode_check_non_convertible_regs): Likewise.
19423 (timode_remove_non_convertible_regs): Likewise.
19424 (remove_non_convertible_regs): Likewise.
19425 (remove_non_convertible_regs): Renamed to ...
19426 (dimode_remove_non_convertible_regs): This.
19427 (scalar_chain::~scalar_chain): Make it virtual.
19428 (scalar_chain::compute_convert_gain): Make it pure virtual.
19429 (scalar_chain::mark_dual_mode_def): Likewise.
19430 (scalar_chain::convert_insn): Likewise.
19431 (scalar_chain::convert_registers): Likewise.
19432 (scalar_chain::add_to_queue): Make it protected.
19433 (scalar_chain::emit_conversion_insns): Likewise.
19434 (scalar_chain::replace_with_subreg): Likewise.
19435 (scalar_chain::replace_with_subreg_in_insn): Likewise.
19436 (scalar_chain::convert_op): Likewise.
19437 (scalar_chain::convert_reg): Likewise.
19438 (scalar_chain::make_vector_copies): Likewise.
19439 (scalar_chain::convert_registers): New pure virtual function.
19440 (class dimode_scalar_chain): New class.
19441 (class timode_scalar_chain): Likewise.
19442 (scalar_chain::mark_dual_mode_def): Renamed to ...
19443 (dimode_scalar_chain::mark_dual_mode_def): This.
19444 (timode_scalar_chain::mark_dual_mode_def): New function.
19445 (timode_scalar_chain::convert_insn): Likewise.
19446 (dimode_scalar_chain::convert_registers): Likewise.
19447 (scalar_chain::compute_convert_gain): Renamed to ...
19448 (dimode_scalar_chain::compute_convert_gain): This.
19449 (scalar_chain::replace_with_subreg): Renamed to ...
19450 (dimode_scalar_chain::replace_with_subreg): This.
19451 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
19452 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
19453 (scalar_chain::make_vector_copies): Renamed to ...
19454 (dimode_scalar_chain::make_vector_copies): This.
19455 (scalar_chain::convert_reg): Renamed to ...
19456 (dimode_scalar_chain::convert_reg ): This.
19457 (scalar_chain::convert_op): Renamed to ...
19458 (dimode_scalar_chain::convert_op): This.
19459 (scalar_chain::convert_insn): Renamed to ...
19460 (dimode_scalar_chain::convert_insn): This.
19461 (scalar_chain::convert): Call convert_registers.
19462 (convert_scalars_to_vector): Change to scalar_chain pointer to
19463 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
19464 in 32-bit mode. Delete scalar_chain pointer. Call
19465 free_dominance_info in 64-bit mode.
19466 (pass_stv::gate): Remove TARGET_64BIT check.
19467 (ix86_option_override): Put the 64-bit STV pass before the CSE
19470 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
19472 * dwarf2out.h (struct dw_loc_descr_node): Remove the
19473 dw_loc_frame_offset field.
19474 * dwarf2out.c (new_loc_descr): Likewise.
19475 (resolve_args_picking_1): Turn the VISITED hash set into a
19476 FRAME_OFFSET hash map. Use it to associate a frame offset to
19477 visited nodes. Remove uses of the CHECKING_P macro.
19478 (resolve_args_picking): Update call to resolve_args_picking_1.
19480 2016-04-27 Martin Liska <mliska@suse.cz>
19482 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
19483 (free_loop_data): Release vuses of groups.
19485 2016-04-27 Bin Cheng <bin.cheng@arm.com>
19487 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
19488 instead of redundant use_id and boolean have_use_for.
19489 (struct iv_use): Change sub_id into group_id. Remove field next.
19490 Move fields: related_cands, n_map_members, cost_map and selected
19492 (struct iv_group): ... here. New structure.
19493 (struct iv_common_cand): Use structure declaration directly.
19494 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
19495 (MAX_CONSIDERED_USES): Rename macro to ...
19496 (MAX_CONSIDERED_GROUPS): ... here.
19497 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
19498 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
19499 (dump_uses): Rename to ...
19500 (dump_groups): ... here. Update all uses.
19501 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
19502 (find_induction_variables): Refactor format of dump information.
19503 (record_sub_use): Delete.
19504 (record_use): Update all uses.
19505 (record_group): New function.
19506 (record_group_use, find_interesting_uses_op): Call above functions.
19508 (find_interesting_uses_cond): Ditto.
19509 (group_compare_offset): New function.
19510 (split_all_small_groups): Rename to ...
19511 (split_small_address_groups_p): ... here. Update all uses.
19512 (split_address_groups): Update all uses.
19513 (find_interesting_uses): Refactor format of dump information.
19514 (add_candidate_1): Update all uses. Remove redundant check on iv,
19516 (add_candidate, record_common_cand): Remove redundant assert.
19517 (add_iv_candidate_for_biv): Update use.
19518 (add_iv_candidate_derived_from_uses): Update all uses.
19519 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
19520 (alloc_use_cost_map): Ditto.
19521 (set_use_iv_cost, get_use_iv_cost): Rename to ...
19522 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
19523 (determine_use_iv_cost_generic): Ditto.
19524 (determine_group_iv_cost_generic): Ditto.
19525 (determine_use_iv_cost_address): Ditto.
19526 (determine_group_iv_cost_address): Ditto.
19527 (determine_use_iv_cost_condition): Ditto.
19528 (determine_group_iv_cost_cond): Ditto.
19529 (determine_use_iv_cost): Ditto.
19530 (determine_group_iv_cost): Ditto.
19531 (set_autoinc_for_original_candidates): Update all uses.
19532 (find_iv_candidates): Update all uses. Refactor dump information.
19533 (determine_use_iv_costs): Ditto.
19534 (determine_iv_costs): Ditto.
19535 (iv_ca_cand_for_use): Rename to ...
19536 (iv_ca_cand_for_group): ... here. Update all uses.
19537 (iv_ca_add_use, iv_ca_add_group): Ditto.
19538 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
19539 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
19540 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
19541 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
19542 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
19543 (create_new_iv, adjust_iv_update_pos): Ditto.
19544 (rewrite_use_address): Delete.
19545 (rewrite_use_address_1): Rename to ...
19546 (rewrite_use_address): ... here.
19547 (rewrite_use_compare): Update all uses.
19548 (rewrite_use): Delete.
19549 (rewrite_uses): Rename to ...
19550 (rewrite_groups): ... here. Update all uses.
19551 (remove_unused_ivs, free_loop_data): Update all uses.
19552 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
19554 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19556 * rtlanal.c (nonzero_bits1): Convert preprocessor check
19557 for WORD_REGISTER_OPERATIONS to runtime check.
19559 2016-04-27 Richard Biener <rguenther@suse.de>
19562 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
19563 aggregate_value_p to determine if a function result is
19564 returned by reference.
19565 (ipa_pta_execute): Functions having their address taken are
19566 not automatically nonlocal.
19568 2016-04-27 Jakub Jelinek <jakub@redhat.com>
19571 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
19572 * fold-const.c (operand_equal_p): If flag_checking and
19573 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
19574 and if it returns non-zero, assert iterative_hash_expr on both
19577 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
19579 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
19581 2016-04-27 Nick Clifton <nickc@redhat.com>
19583 PR middle-end/49889
19584 * varasm.c (merge_weak): Generate an error if an attempt is made
19585 to convert a non-weak static function into a weak, public function.
19587 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19589 * params.def (MAX_PARTITION_SIZE): New param.
19590 * doc/invoke.texi: Document lto-max-partition.
19592 2016-04-27 Richard Biener <rguenther@suse.de>
19595 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
19596 function cummulating used_from_other_partition, externally_visible
19597 and force_output from aliases.
19598 (refered_from_nonlocal_var): Likewise.
19599 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
19600 node flags properly.
19602 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
19604 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
19605 (-Wmemset-elt-size): New item.
19607 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
19610 * stor-layout.h (internal_reference_types): Delete.
19611 * stor-layout.c (reference_types_internal): Likewise.
19612 (internal_reference_types): Likewise.
19613 (layout_type) <REFERENCE_TYPE>: Adjust.
19615 2016-04-27 Jakub Jelinek <jakub@redhat.com>
19618 * tree.h (inchash::add_expr): Add FLAGS argument.
19619 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
19620 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
19621 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
19622 Formatting fix. Adjust recursive calls. For tcc_comparison,
19623 if swap_tree_comparison (code) is smaller than code, hash that
19624 and arguments in the other order. Hash CONVERT_EXPR the same
19625 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
19626 of ADDR_EXPR of decl as the decl itself. Add or remove
19627 OEP_ADDRESS_OF from recursive flags as needed. For
19628 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
19629 operands commutatively and only the third one normally.
19630 For internal CALL_EXPR hash in CALL_EXPR_IFN.
19632 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
19634 * config/rtems.h (LIB_SPEC): Add -latomic.
19636 2016-04-27 Joel Sherrill <joel@rtems.org>
19638 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
19639 xilink.ld and flags not relevant to RTEMS.
19641 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
19643 * toplev.c (backend_init_target): Avoid calling init_reload when using
19646 2016-04-26 Jakub Jelinek <jakub@redhat.com>
19648 * reorg.c (try_merge_delay_insns): Declare i and j inside the
19649 for loops rather than one for the whole function.
19651 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
19653 * match.pd (X + CST CMP X): New transformation.
19655 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
19657 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
19658 * fold-const.c (fold_binary_loc): Remove 2 transformations
19659 superseded by match.pd.
19660 * match.pd (x+x -> x*2): Generalize to integers.
19662 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
19664 * config/i386/i386.md (operation on memory peephole): Duplicate an
19665 existing peephole and adapt it to match lea rather than an operation
19668 PR rtl-optimization/57193
19669 * opts.c (default_options_table): Add OPT_frename_registers at -O2
19671 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
19673 2016-04-26 Bin Cheng <bin.cheng@arm.com>
19675 * tree-if-conv.c (any_pred_load_store): New static variable.
19676 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
19677 any_pred_load_store instead of and_mask_load_store.
19678 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
19679 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
19680 (combine_blocks, tree_if_conversion): Ditto.
19682 2016-04-26 Bin Cheng <bin.cheng@arm.com>
19684 PR tree-optimization/70771
19685 PR tree-optimization/70775
19686 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
19687 virtual PHI nodes. Delete parameter.
19688 (if_convertible_loop_p_1): Delete argument to above function.
19689 (predicate_all_scalar_phis): Delete code handling single-argument
19691 (tree_if_conversion): Mark and update virtual SSA.
19693 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19696 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
19697 (x86_elf_aligned_common): Rename to ...
19698 (x86_elf_aligned_decl_common): ... this.
19699 Add decl arg. Switch to .lbss for largecomm object. Use
19700 LARGECOMM_SECTION_ASM_OP.
19701 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
19703 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
19704 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
19706 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
19707 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
19709 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19712 * config/i386/i386.c (SECTION_LARGE): Define.
19713 (x86_64_elf_select_section): Set it for large data/bss sections.
19714 Only clear SECTION_WRITE for .lrodata.
19715 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
19717 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
19718 * varasm.c (default_elf_asm_named_section): Grow flagchars.
19719 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
19721 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
19722 * doc/tm.texi: Regenerate.
19724 2016-04-26 Jakub Jelinek <jakub@redhat.com>
19727 * configure.ac (--enable-checking): Document extra flag, for
19728 non-release builds default to --enable-checking=yes,extra.
19729 If misc checking and extra checking, define CHECKING_P to 2 instead
19731 * common.opt (fchecking=): Add.
19732 * doc/invoke.texi (-fchecking=): Document.
19733 * doc/install.texi: Document --enable-checking changes.
19734 * configure: Regenerated.
19735 * config.in: Regenerated.
19737 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19739 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
19740 attribute instead of which_alternative.
19741 * config/i386/sse.md (*mov<mode>_internal): Ditto.
19742 Use EXT_REX_SSE_REG_P where appropriate.
19744 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19746 * config/i386/predicates.md (const0_operand): Do not match
19747 const_wide_int code.
19748 (const1_operand): Ditto.
19750 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19752 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
19753 for SSE constm1 operands and TARGET_AVX512VL.
19754 (*movti_internal): Ditto.
19755 (*mov<mode>_or): Use constm1_operand predicate.
19756 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
19757 for SSE vector_all_ones operands and TARGET_AVX512VL.
19758 * config/i386/predicates.md (constm1_operand): New predicate.
19759 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
19760 emission of constant -1 load.
19762 2016-04-25 Jason Merrill <jason@redhat.com>
19764 * gdbinit.in: Skip is-a.h.
19766 * attribs.c (register_scoped_attributes): Fix logic.
19767 * attribs.h: Declare register_scoped_attributes.
19769 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19771 * config/rs6000/rs6000-builtin.def: Correct pasto error for
19772 stxvd2x and stxvw4x built-in functions.
19774 2016-04-25 DJ Delorie <dj@redhat.com>
19776 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
19777 (ashrhi3): Likewise.
19778 (lshrhi3): Likewise.
19780 2016-04-25 Richard Biener <rguenther@suse.de>
19782 PR tree-optimization/70780
19783 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
19784 wasn't visited yet.
19785 (compute_antic): Mark blocks with abnormal preds as visited as
19786 they have a final empty antic-in solution already.
19788 2016-04-25 Michael Collison <michael.collison@linaro.org>
19790 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
19792 2016-04-25 Michael Collison <michael.collison@linaro.org>
19794 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
19795 mode is VQI to improve mixed mode vectorization.
19796 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
19797 define_insn to match low half of signed vaddw.
19798 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
19799 define_insn to match high half of signed vaddw.
19800 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
19801 define_insn to match low half of unsigned vaddw.
19802 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
19803 define_insn to match high half of unsigned vaddw.
19804 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
19805 (arm_simd_check_vect_par_cnst_half_p): Likewise.
19806 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
19808 (arm_simd_check_vect_par_cnst_half_p): Likewise.
19809 * config/arm/predicates.md (vect_par_constant_high): Support
19810 big endian and simplify by calling
19811 arm_simd_check_vect_par_cnst_half
19812 (vect_par_constant_low): Likewise.
19814 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19816 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
19817 predicate for operand 2.
19819 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
19820 H.J. Lu <hongjiu.lu@intel.com>
19822 * config/i386/i386-protos.h (standard_sse_constant_p): Add
19823 machine_mode argument.
19824 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
19825 constm1_rtx operands. For VOIDmode constants, get mode from
19826 pred_mode. Check mode size if the mode is supported by ABI.
19827 (standard_sse_constant_opcode): Do not use standard_constant_p.
19828 Strictly check ABI support for all-ones operands.
19829 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
19830 immediates. Update calls to standard_sse_constant_p.
19831 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
19832 (ix86_rtx_costs): Ditto.
19833 * config/i386/i386.md (*movxi_internal_avx512f): Use
19834 nonimmediate_or_sse_const_operand instead of vector_move_operand.
19835 Use (v,BC) alternative instead of (v,C). Use register_operand
19836 checks instead of MEM_P.
19837 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
19838 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
19839 isa attribute. Use register_operand checks instead of MEM_P.
19840 (*movti_internal): Use nonimmediate_or_sse_const_operand for
19841 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
19842 alternative and corresponding sse2 isa attribute.
19843 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
19844 to standard_sse_constant_p.
19845 (FP constant splitters): Ditto.
19846 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
19848 * config/i386/predicates.md (constm1_operand): Remove.
19849 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
19850 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
19851 vector_all_ones_operand instead of constm1_operand.
19853 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19855 * print-rtl.c (print_rtx_insn_vec): New function.
19856 * print-rtl.h: New prototype.
19857 * store-motion.c (struct st_expr): Make avail_stores a vector.
19858 (st_expr_entry): Adjust.
19859 (free_st_expr_entry): Likewise.
19860 (print_store_motion_mems): Likewise.
19861 (find_moveable_store): Likewise.
19862 (compute_store_table): Likewise.
19863 (delete_store): Likewise.
19864 (build_store_vectors): Likewise.
19866 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19868 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
19870 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19872 * vec.h (vec_safe_contains): New function.
19873 (vec::contains): Likewise.
19874 (vec::begin): Likewise.
19875 (vec::end): Likewise.
19877 2016-04-23 Jakub Jelinek <jakub@redhat.com>
19880 * cfgexpand.c (expand_stack_vars): Fix typo.
19882 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
19884 * system.h (list, map, set, vector): Include conditionally.
19885 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
19886 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
19887 * ipa-icf.c (INCLUDE_LIST): Define.
19888 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
19889 * config/sh/sh.c (INCLUDE_VECTOR): Define.
19890 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
19891 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
19892 * cp/logic.cc (INCLUDE_LIST): Define.
19893 * fortran/trans-common.c (INCLUDE_MAP): Define.
19895 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
19897 * auto-profile.c: Remove <string.h> include.
19898 * ipa-icf-gimple.c: Remove <list> include.
19899 * diagnostic.c: Remove <new> include.
19900 * genmatch.c: Likewise.
19901 * pretty-print.c: Likewise.
19902 * toplev.c: Likewise
19903 * c/c-objc-common.c: Likewise.
19904 * cp/error.c: Likewise.
19905 * fortran/error.c: Likewise.
19907 2016-04-22 Richard Biener <rguenther@suse.de>
19909 * lto-streamer-in.c (input_ssa_names): Do not allocate
19910 GIMPLE_NOP for all SSA names.
19911 * lto-streamer-out.c (output_ssa_names): Do not output
19912 SSA names that should have been released.
19914 2016-04-22 Richard Biener <rguenther@suse.de>
19916 PR tree-optimization/70740
19917 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
19920 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
19923 * config/i386/predicates.md (call_insn_operand): Replace
19924 sibcall_memory_operand with memory_operand.
19926 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
19928 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
19929 has_single_use() tests.
19930 (register_edge_assert_for_1): Likewise.
19931 (find_assert_locations_1): Check the liveness bitmap instead of
19932 checking has_single_use().
19934 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
19937 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
19938 Extract AVX-512BW constraint from AVX.
19940 2016-04-21 Richard Biener <rguenther@suse.de>
19942 PR tree-optimization/70725
19943 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
19944 for phi_convertible_by_degenerating_args.
19945 (predicate_all_scalar_phis): Handle single-argument PHIs.
19947 2016-04-21 Richard Biener <rguenther@suse.de>
19949 PR middle-end/70747
19950 * fold-const.c (fold_comparison): Return properly typed
19953 2016-04-21 Bin Cheng <bin.cheng@arm.com>
19955 PR tree-optimization/70715
19956 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
19957 after expanding BASE using expand_simple_operations.
19959 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19961 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
19962 New transformations.
19964 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19966 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
19968 2016-04-20 Jan Hubicka <jh@suse.cz>
19970 * ipa-inline.c (can_inline_edge_p): Pass caller info to
19971 ultiimate_alias_target.
19972 (update_callee_keys): Likewise.
19973 (lookup_recursive_calls): Likewise.
19974 (speculation_useful_p): Likewise.
19976 2016-04-20 Jan Hubicka <jh@suse.cz>
19979 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
19980 (set_nothrow_flag_1): ... this; handle interposition correctly;
19981 recurse on aliases and thunks.
19982 (cgraph_node::set_nothrow_flag): New.
19983 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
19984 functions compiled with non-call exceptions that binds to current
19986 (propagate_nothrow): Be safe WRT interposition.
19987 * cgraph.h (set_nothrow_flag): Update prototype.
19989 2016-04-18 Jan Hubicka <jh@suse.cz>
19991 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19992 max_loop_iterations_int.
19993 (tree_unswitch_outer_loop): Likewise.
19995 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19997 PR tree-optimization/69489
19998 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
19999 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
20000 Revise dump message.
20001 (if_convertible_bb_p): Remove check on edge count of basic block's
20004 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20006 PR tree-optimization/56625
20007 PR tree-optimization/69489
20008 * tree-data-ref.h (DR_INNERMOST): New macro.
20009 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
20010 hashing struct innermost_loop_behavior.
20011 (ref_DR_map): Remove.
20012 (innermost_DR_map): New map.
20013 (baseref_DR_map): Revise comment.
20014 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
20015 to innermost_DR_map accroding to its innermost loop behavior.
20016 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
20017 to its innermost loop behavior.
20018 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
20019 Add initialization for innermost_DR_map. Record memory reference
20020 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
20021 have innermost loop behavior.
20022 (if_convertible_loop_p): Remove release for ref_DR_map. Release
20025 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
20027 * config/i386/i386.md (*lea<mode>_general_1): Rename from
20028 *lea_general_1. Use explicit SWI12 mode interator.
20029 (*lea<mode>_general_2): Rename from *lea_general_2.
20030 Use explicit SWI12 mode interator.
20031 (*lea<mode>_general_3): Rename from *lea_general_3.
20032 Use explicit SWI12 mode interator.
20033 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
20034 Use explicit SWI12 mode interator.
20035 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
20036 Use explicit SWI48 mode interator.
20038 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
20040 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20041 Short-cut unaligned load and store cases. Handle all integer
20043 (ix86_expand_vector_move_misalign): Short-cut unaligned load
20044 and store cases. Call ix86_avx256_split_vector_move_misalign
20045 directly without checking mode class.
20047 2016-04-20 Andrew Pinski <apinski@cavium.com>
20048 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20051 * config/aarch64/aarch64.md (sibcall): Force call
20052 address to be DImode for ILP32.
20053 (sibcall_value): Likewise.
20055 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
20057 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
20059 2016-04-20 Richard Biener <rguenther@suse.de>
20061 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
20062 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
20063 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
20064 (maybe_push_res_to_seq): Adjust.
20065 * gimple-fold.c (maybe_build_generic_op): Likewise.
20067 2016-04-20 Marek Polacek <polacek@redhat.com>
20069 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
20072 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
20074 * config/i386/sse.md (vec_unpacks_lo_hi): Always
20075 use kmovw to support AVX512F target.
20077 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20079 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
20081 2016-04-20 Marek Polacek <polacek@redhat.com>
20083 PR tree-optimization/70725
20084 * tree-if-conv.c (is_false_predicate): New function.
20085 (predicate_mem_writes): Use it.
20087 2016-04-20 Richard Biener <rguenther@suse.de>
20089 PR tree-optimization/70726
20090 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
20091 shift amounts from a pattern stmt operand.
20093 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20096 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
20097 stack_restore_from_fpr pattern when restoring r15.
20098 (s390_optimize_prologue): Strip away the memory barrier in the
20099 parallel when trying to get rid of restore insns.
20100 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
20101 definition for loading the stack pointer from an FPR. Compared to
20102 the normal move insn this pattern includes a full memory barrier.
20104 2016-04-19 Jakub Jelinek <jakub@redhat.com>
20106 PR middle-end/70680
20107 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
20108 implicitly linear or lastprivate iterator on the outer context.
20110 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
20112 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
20114 * config/i386/i386.md (ssememalign): Removed.
20115 * config/i386/sse.md: Remove ssememalign attribute from patterns.
20117 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
20120 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
20121 const short * to __builtin_ia32_loaddquhi512_mask.
20122 (_mm512_maskz_loadu_epi16): Likewise.
20123 (_mm512_mask_storeu_epi16): Pass short * to
20124 __builtin_ia32_storedquhi512_mask.
20125 (_mm512_mask_loadu_epi8): Pass const char * to
20126 __builtin_ia32_loaddquqi512_mask.
20127 (_mm512_maskz_loadu_epi8): Likewise.
20128 (_mm512_mask_storeu_epi8): Pass char * to
20129 __builtin_ia32_storedquqi512_mask.
20130 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
20131 const double * to __builtin_ia32_loadupd512_mask.
20132 (_mm512_mask_loadu_pd): Likewise.
20133 (_mm512_maskz_loadu_pd): Likewise.
20134 (_mm512_storeu_pd): Pass double * to
20135 __builtin_ia32_storeupd512_mask.
20136 (_mm512_mask_storeu_pd): Likewise.
20137 (_mm512_loadu_ps): Pass const float * to
20138 __builtin_ia32_loadups512_mask.
20139 (_mm512_mask_loadu_ps): Likewise.
20140 (_mm512_maskz_loadu_ps): Likewise.
20141 (_mm512_storeu_ps): Pass float * to
20142 __builtin_ia32_storeups512_mask.
20143 (_mm512_mask_storeu_ps): Likewise.
20144 (_mm512_mask_loadu_epi64): Pass const long long * to
20145 __builtin_ia32_loaddqudi512_mask.
20146 (_mm512_maskz_loadu_epi64): Likewise.
20147 (_mm512_mask_storeu_epi64): Pass long long *
20148 to __builtin_ia32_storedqudi512_mask.
20149 (_mm512_loadu_si512): Pass const int * to
20150 __builtin_ia32_loaddqusi512_mask.
20151 (_mm512_mask_loadu_epi32): Likewise.
20152 (_mm512_maskz_loadu_epi32): Likewise.
20153 (_mm512_storeu_si512): Pass int * to
20154 __builtin_ia32_storedqusi512_mask.
20155 (_mm512_mask_storeu_epi32): Likewise.
20156 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
20157 char * to __builtin_ia32_storedquqi256_mask.
20158 (_mm_mask_storeu_epi8): Likewise.
20159 (_mm256_mask_loadu_epi16): Pass const short * to
20160 __builtin_ia32_loaddquhi256_mask.
20161 (_mm256_maskz_loadu_epi16): Likewise.
20162 (_mm_mask_loadu_epi16): Pass const short * to
20163 __builtin_ia32_loaddquhi128_mask.
20164 (_mm_maskz_loadu_epi16): Likewise.
20165 (_mm256_mask_loadu_epi8): Pass const char * to
20166 __builtin_ia32_loaddquqi256_mask.
20167 (_mm256_maskz_loadu_epi8): Likewise.
20168 (_mm_mask_loadu_epi8): Pass const char * to
20169 __builtin_ia32_loaddquqi128_mask.
20170 (_mm_maskz_loadu_epi8): Likewise.
20171 (_mm256_mask_storeu_epi16): Pass short * to.
20172 __builtin_ia32_storedquhi256_mask.
20173 (_mm_mask_storeu_epi16): Pass short * to.
20174 __builtin_ia32_storedquhi128_mask.
20175 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
20176 const double * to __builtin_ia32_loadupd256_mask.
20177 (_mm256_maskz_loadu_pd): Likewise.
20178 (_mm_mask_loadu_pd): Pass onst double * to
20179 __builtin_ia32_loadupd128_mask.
20180 (_mm_maskz_loadu_pd): Likewise.
20181 (_mm256_mask_storeu_pd): Pass double * to
20182 __builtin_ia32_storeupd256_mask.
20183 (_mm_mask_storeu_pd): Pass double * to
20184 __builtin_ia32_storeupd128_mask.
20185 (_mm256_mask_loadu_ps): Pass const float * to
20186 __builtin_ia32_loadups256_mask.
20187 (_mm256_maskz_loadu_ps): Likewise.
20188 (_mm_mask_loadu_ps): Pass const float * to
20189 __builtin_ia32_loadups128_mask.
20190 (_mm_maskz_loadu_ps): Likewise.
20191 (_mm256_mask_storeu_ps): Pass float * to
20192 __builtin_ia32_storeups256_mask.
20193 (_mm_mask_storeu_ps): ass float * to
20194 __builtin_ia32_storeups128_mask.
20195 (_mm256_mask_loadu_epi64): Pass const long long * to
20196 __builtin_ia32_loaddqudi256_mask.
20197 (_mm256_maskz_loadu_epi64): Likewise.
20198 (_mm_mask_loadu_epi64): Pass const long long * to
20199 __builtin_ia32_loaddqudi128_mask.
20200 (_mm_maskz_loadu_epi64): Likewise.
20201 (_mm256_mask_storeu_epi64): Pass long long * to
20202 __builtin_ia32_storedqudi256_mask.
20203 (_mm_mask_storeu_epi64): Pass long long * to
20204 __builtin_ia32_storedqudi128_mask.
20205 (_mm256_mask_loadu_epi32): Pass const int * to
20206 __builtin_ia32_loaddqusi256_mask.
20207 (_mm256_maskz_loadu_epi32): Likewise.
20208 (_mm_mask_loadu_epi32): Pass const int * to
20209 __builtin_ia32_loaddqusi128_mask.
20210 (_mm_maskz_loadu_epi32): Likewise.
20211 (_mm256_mask_storeu_epi32): Pass int * to
20212 __builtin_ia32_storedqusi256_mask.
20213 (_mm_mask_storeu_epi32): Pass int * to
20214 __builtin_ia32_storedqusi128_mask.
20215 * config/i386/i386-builtin-types.def (PCSHORT): New.
20216 (PINT64): Likewise.
20217 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
20218 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
20219 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
20220 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
20221 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
20222 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
20223 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
20224 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
20225 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
20226 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
20227 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
20228 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
20229 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
20230 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
20231 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
20232 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
20233 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
20234 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
20235 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
20236 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
20237 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
20238 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
20239 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
20240 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
20241 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
20242 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
20243 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
20244 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
20245 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
20246 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
20247 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
20248 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
20249 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
20250 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
20251 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
20252 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
20253 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
20254 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
20255 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
20256 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
20257 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
20258 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
20259 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
20260 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
20261 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
20262 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
20263 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
20264 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
20265 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
20267 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
20268 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
20270 (ix86_expand_vector_move_misalign): Likewise.
20271 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
20272 to scalar function prototype for unaligned load/store builtins.
20273 (ix86_expand_special_args_builtin): Updated.
20274 * config/i386/sse.md (UNSPEC_LOADU): Removed.
20275 (UNSPEC_STOREU): Likewise.
20276 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
20277 (VI_ULOADSTORE_F_AVX512VL): Likewise.
20278 (ssescalarsize): Handle V4TI, V2TI and V1TI.
20279 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
20280 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
20281 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
20282 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
20283 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
20284 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
20285 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
20286 (<avx512>_storedqu<mode>_mask): Likewise.
20287 (*sse4_2_pcmpestr_unaligned): Likewise.
20288 (*sse4_2_pcmpistr_unaligned): Likewise.
20289 (*mov<mode>_internal): Renamed to ...
20290 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
20291 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
20292 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
20293 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
20295 2016-04-19 Richard Biener <rguenther@suse.de>
20297 PR tree-optimization/70171
20298 * tree-ssa-phiprop.c: Include stor-layout.h.
20299 (phiprop_insert_phi): Handle the aggregate copy case.
20300 (propagate_with_phi): Likewise.
20302 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
20304 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
20305 instead of simplify_gen_subreg (... , 0).
20306 (ix86_delegitimize_address): Ditto.
20307 (ix86_split_divmod): Ditto.
20308 (ix86_split_copysign_const): Ditto.
20309 (ix86_split_copysign_var): Ditto.
20310 (ix86_expand_args_builtin): Ditto.
20311 (ix86_expand_round_builtin): Ditto.
20312 (ix86_expand_special_args_builtin): Ditto.
20313 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
20314 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
20315 (udivmodqi4): Ditto.
20316 (absneg splitters): Ditto.
20317 (*jcc_bt<mode>_1): Ditto.
20319 2016-04-19 Richard Biener <rguenther@suse.de>
20321 PR tree-optimization/70724
20322 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
20323 restoring out from ...
20324 (free_scc_vn): ... here.
20325 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
20326 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
20328 (pass_fre::execute): Restore SSA info.
20330 2016-04-19 Richard Biener <rguenther@suse.de>
20332 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
20333 * gimple-walk.c (walk_gimple_op): Initialize it.
20334 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
20335 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
20336 remapping SSA names of defs.
20337 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
20340 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
20342 PR middle-end/70689
20343 * lra-constraints.c (equiv_substition_p): New.
20344 (process_alt_operands): Use it.
20345 (swap_operands): Swap it.
20346 (curr_insn_transform): Update it.
20348 2016-04-18 Michael Matz <matz@suse.de>
20350 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
20351 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
20352 * tree-core.h (tree_type_common.align): Use bit-field.
20353 (tree_type_common.spare): New.
20354 (tree_decl_common.off_align): Make smaller.
20355 (tree_decl_common.align): Use bit-field.
20357 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
20358 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
20359 (scan_sharing_clauses): Ditto.
20360 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
20361 (omp_finish_file): Ditto.
20362 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
20363 (layout_decl): Ditto.
20364 (relayout_decl): Ditto.
20365 (finalize_record_size): Use SET_TYPE_ALIGN.
20366 (finalize_type_size): Ditto.
20367 (finish_builtin_struct): Ditto.
20368 (layout_type): Ditto.
20369 (initialize_sizetypes): Ditto.
20370 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
20371 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
20372 (lookup_field_for_decl): Use SET_DECL_ALIGN.
20373 (get_chain_field): Ditto.
20374 (get_trampoline_type): Ditto.
20375 (get_nl_goto_field): Ditto.
20376 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
20378 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
20379 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
20380 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
20381 (build_qualified_type): Use SET_TYPE_ALIGN.
20382 (build_aligned_type, build_range_type_1): Ditto.
20383 (build_atomic_base): Ditto.
20384 (build_common_tree_nodes): Ditto.
20385 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
20386 (expand_one_stack_var_at): Ditto.
20387 * coverage.c (build_var): Use SET_DECL_ALIGN.
20388 * except.c (init_eh): Ditto.
20389 * function.c (assign_parm_setup_block): Ditto.
20390 * symtab.c (increase_alignment_1): Ditto.
20391 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
20392 * tree-vect-stmts.c (ensure_base_align): Ditto.
20393 * varasm.c (align_variable): Ditto.
20394 (assemble_variable): Ditto.
20395 (build_constant_desc): Ditto.
20396 (output_constant_def_contents): Ditto.
20398 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
20399 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
20400 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
20401 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
20402 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
20404 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
20407 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
20408 replace %vmovsd with "%vmovq".
20409 (vec_concatv2df): Likewise.
20411 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
20413 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
20414 (*vec_extractv2si_0): Ditto.
20415 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
20416 (zero_extended_scalar_load_operand splitters): Ditto.
20417 (vec_extract splitters): Ditto.
20418 (*vec_extractv4si_0_zext): Ditto.
20419 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
20420 and lowpart_subreg.
20421 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
20422 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
20423 (*sse4_1_extractps): Use lowpart_subreg.
20424 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
20426 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20428 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
20430 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
20431 Mention Solaris 11 packaging changes.
20432 Update gas and gld requirements.
20433 Remove reference to pre-Solaris 10 bug.
20434 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
20436 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
20439 2016-04-17 Jan Hubicka <jh@suse.cz>
20441 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
20442 max_loop_iterations_int.
20444 2016-04-18 Richard Biener <rguenther@suse.de>
20446 PR tree-optimization/43434
20447 * tree-ssa-structalias.c (struct vls_data): New.
20448 (visit_loadstore): Handle all pointer-based accesses.
20449 (compute_dependence_clique): Compute a bitmap of restrict tags
20450 assigned bases and pass it to visit_loadstore.
20452 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
20455 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
20456 armv8.1-a and armv8.1-a+crc.
20458 2016-04-18 Richard Biener <rguenther@suse.de>
20460 PR tree-optimization/70701
20461 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
20462 references after translating through a memcpy.
20464 2016-04-18 Richard Biener <rguenther@suse.de>
20466 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
20467 (compute_antic): ... here. For partial antic use regular
20468 postorder and scrap iteration.
20469 (compute_partial_antic_aux): Remove unused return value.
20470 (init_pre): Do not allocate postorder.
20471 (fini_pre): Do not free postorder.
20473 2016-04-18 Richard Biener <rguenther@suse.de>
20475 PR middle-end/37870
20476 * expmed.c (extract_bit_field_1): Remove broken case
20477 using a wider MODE_INT mode.
20479 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
20481 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
20482 unless compiling with at least GCC-4.8.
20484 2016-04-17 Jan Hubicka <jh@suse.cz>
20487 * graphite.c (graphite_finalize): Update call to
20488 tree_estimate_probability.
20489 * predict.h (tree_estimate_probability): Update prototype.
20491 2016-04-17 Jan Hubicka <jh@suse.cz>
20493 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
20494 (tree_estimate_probability): Likewise.
20495 (pass_profile::execute): Update.
20496 (report_predictor_hitrates): New function.
20497 * profile.c (compute_branch_probabilities): Use it.
20498 * predict.h (report_predictor_hitrates): Declare.
20500 2016-04-17 Jan Hubicka <jh@suse.cz>
20503 * cgraph.h (cgraph_node::set_const_flag,
20504 cgraph_node::set_pure_flag): Update prototype to return bool;
20506 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
20507 of interposable symbol are interposable, too.
20508 (cgraph_set_const_flag_1): Rename to ...
20509 (set_const_flag_1): ... this one; change to self recursive function
20510 instead of call_for_symbol_thunks_and_aliases. Handle correctly
20511 clearnig the flag in all variants and also virtual thunks of const
20512 functions are pure; track if any change was done.
20513 (cgraph_node::set_const_flag): Update.
20514 (struct set_pure_flag_info): New struct.
20515 (cgraph_set_pure_flag_1): Rename to ...
20516 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
20517 rather than pointer encoded flags; track if any changes was done;
20518 handle correctly clearning flag and setting flag of aliases already
20520 (cgraph_node::set_pure_flag): Update.
20521 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
20523 2016-04-17 Tom de Vries <tom@codesourcery.com>
20526 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
20527 backslash in label.
20529 2016-04-17 Tom de Vries <tom@codesourcery.com>
20531 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
20532 '{}<> ' as escape-for-record.
20534 2016-04-17 Tom de Vries <tom@codesourcery.com>
20536 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
20539 2016-04-17 Tom de Vries <tom@codesourcery.com>
20542 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
20543 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
20544 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
20545 * passes.c (finish_optimization_passes): Only call
20546 finish_graph_dump_file if dfi->graph_dump_initialized.
20547 (execute_function_dump, pass_init_dump_file): Use
20548 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
20550 2016-04-17 Tom de Vries <tom@codesourcery.com>
20552 PR tree-optimization/70256
20553 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
20554 (debug_varmap): New function.
20556 2016-04-17 Tom de Vries <tom@codesourcery.com>
20559 * passes.c (pass_manager::register_pass): Propagate pflags.
20561 2016-04-17 Tom de Vries <tom@codesourcery.com>
20564 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
20565 * passes.c (pass_manager::pass_manager): Declare and init p_start in
20566 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
20567 check if it's equal to p_start.
20568 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
20570 2016-04-15 Jan Hubicka <jh@suse.cz>
20573 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
20574 function does not bind to current def.
20575 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
20576 handle conservatively calls to functions that does not need to bind
20578 (check_call): Update call of worse_state.
20579 (ignore_edge_for_nothrow): Update.
20580 (ignore_edge_for_pure_const): Likewise.
20581 (propagate_pure_const): Update calls to worse_state.
20582 (skip_function_for_local_pure_const): Reformat comments.
20584 2016-04-15 Jan Hubicka <jh@suse.cz>
20587 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
20588 (cgraph_node::function_symbol): Likewise.
20589 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
20590 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
20591 (symtab_node::ultimate_alias_target): Add REF parameter.
20592 (symtab_node::binds_to_current_def_p): Declare.
20593 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
20594 (cgraph_node::function_symbol): Likewise.
20595 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
20596 (cgraph_node::get_availability): Likewise.
20597 (cgraph_edge::binds_to_current_def_p): New inline function.
20598 (varpool_node::get_availability): Add REF parameter.
20599 (varpool_node::ultimate_alias_target): Likewise.
20600 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
20601 (symtab_node::binds_to_current_def_p): Likewise.
20602 * varpool.c (varpool_node::get_availability): Likewise.
20604 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
20607 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
20608 Fix mode size check.
20610 2016-04-15 Jakub Jelinek <jakub@redhat.com>
20612 * BASE-VER: Set to 7.0.0.
20614 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
20616 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
20618 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20620 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
20621 architecture revisions.
20623 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
20625 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
20626 * config/i386/i386.c (ix86_using_red_zone): No longer static.
20627 * config/i386/i386.md (stack decrement to push peepholes): Guard
20628 with !x86_using_red_zone ().
20630 2016-04-15 Jakub Jelinek <jakub@redhat.com>
20633 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
20634 to dump_generic_node.
20635 (NIY): Pass also flags to do_niy.
20637 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
20639 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
20640 (simd_clone_vector_of_formal_parm_types)
20641 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
20642 (simd_clone_mangle, simd_clone_create)
20643 (simd_clone_adjust_return_type, create_tmp_simd_array)
20644 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
20645 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
20646 (ipa_simd_modify_function_body, simd_clone_linear_addend)
20647 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
20648 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
20649 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
20650 * omp-simd-clone.c: ... this new file.
20651 (simd_clone_vector_of_formal_parm_types): Make it static.
20652 * Makefile.in (OBJS): Add omp-simd-clone.o.
20654 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
20657 * config/i386/sse.md: Use proper memory operand modifiers.
20660 2016-04-15 Richard Biener <rguenther@suse.de>
20661 Alan Modra <amodra@gmail.com>
20663 PR tree-optimization/70130
20664 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
20665 when alignment stays not the same and no not use the realign
20668 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
20671 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20672 direct move handlers for KFmode. Change TFmode handlers test from
20673 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
20675 2016-04-14 Jakub Jelinek <jakub@redhat.com>
20678 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
20679 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
20680 (inlined_polymorphic_ctor_dtor_block_p): Use it.
20681 * tree-ssa-live.c (remove_unused_scope_block_p): When
20682 in_ctor_dtor_block, avoid discarding not just BLOCKs with
20683 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
20684 block_ultimate_origin is FUNCTION_DECL.
20685 (remove_unused_locals): If current_function_decl is
20686 polymorphic_ctor_dtor_p, pass initial true to
20687 remove_unused_scope_block_p' is_ctor_dtor_block.
20689 2016-04-14 Martin Sebor <msebor@redhat.com>
20694 * doc/extend.texi (Variable Length): Revert.
20696 2016-04-14 Marek Polacek <polacek@redhat.com>
20697 Jan Hubicka <hubicka@ucw.cz>
20700 * tree.c (verify_type): Disable the canonical type of main variant
20703 2016-04-14 Jason Merrill <jason@redhat.com>
20705 * cfgexpand.c, expr.c: Revert previous change.
20707 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
20709 PR middle-end/70643
20710 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
20711 when building a mem ref for the incoming reduction variable.
20713 2016-04-14 Richard Biener <rguenther@suse.de>
20715 PR tree-optimization/70614
20716 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
20717 loop if the evolution dropped to chrec_dont_know.
20718 (interpret_condition_phi): Likewise.
20720 2016-04-14 Richard Biener <rguenther@suse.de>
20722 PR tree-optimization/70623
20723 * tree-ssa-pre.c (changed_blocks): Make global ...
20724 (compute_antic): ... local here. Move and fix worklist
20725 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
20726 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
20727 worklist handling, dump when ANTIC_IN changed.
20728 (compute_partial_antic_aux): Remove worklist handling.
20729 (init_pre): Do not compute post dominators. Add a comment about
20730 the CFG order chosen.
20731 (fini_pre): Do not free post dominators.
20733 2016-04-13 Martin Sebor <msebor@redhat.com>
20738 * doc/extend.texi (Variable Length): Document C++ specifics.
20740 2016-04-13 Jakub Jelinek <jakub@redhat.com>
20743 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
20744 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
20745 eh edges have been purged.
20748 * tree-sra.c (create_access_replacement,
20749 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
20751 * tree-pretty-print.c (dump_fancy_name): New function.
20752 (dump_decl_name, dump_generic_node): Use it.
20754 2016-04-13 Jason Merrill <jason@redhat.com>
20756 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
20757 * expr.c (expand_expr_real_1): Likewise.
20759 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
20761 * config/i386/i386.md (kunpckhi): Swap operands.
20762 (kunpcksi): Likewise.
20763 (kunpckdi): Likewise.
20764 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
20765 (vec_pack_trunc_<mode>): Likewise.
20767 2016-04-13 Jakub Jelinek <jakub@redhat.com>
20770 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
20772 PR middle-end/70633
20773 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
20774 gimplification turns some element into non-constant.
20777 * rtl.h (convert_memory_address_addr_space_1): New prototype.
20778 * explow.c (convert_memory_address_addr_space_1): No longer static,
20779 add NO_EMIT argument and don't call convert_modes if true, pass
20780 it down recursively, remove break after return.
20781 (convert_memory_address_addr_space): Adjust caller.
20782 * simplify-rtx.c (simplify_unary_operation_1): Call
20783 convert_memory_address_addr_space_1 instead of convert_memory_address,
20784 if it returns NULL, don't simplify.
20786 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
20789 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
20791 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20793 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20794 Bump the upper SIMDLEN limits, so that if the return type or
20795 characteristic type if the return type is void can be passed in
20796 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
20799 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20802 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
20803 Do not use "=" constraint on an input constraint.
20804 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
20805 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
20806 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
20807 generates (neg (abs ...)) instead of (abs ...).
20809 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20811 PR rtl-optimization/70596
20812 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
20813 just invalidate LRA data and reset them. Adjust dump wording.
20815 2016-04-12 Martin Liska <mliska@suse.cz>
20818 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20820 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20822 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20823 max_loop_iterations_int.
20824 (tree_unswitch_outer_loop): Likewise.
20825 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20826 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20828 2016-04-12 Tom de Vries <tom@codesourcery.com>
20830 PR tree-optimization/68756
20831 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
20832 instead of new_name.
20834 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20836 PR tree-optimization/70602
20837 * tree-sra.c (generate_subtree_copies): Don't write anything into
20838 constant pool decls.
20840 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
20841 regardless whether there are depend clauses or not.
20843 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20846 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
20847 target attribute and pragma from changing the -mfloat128
20848 and -mfloat128-hardware options.
20850 * doc/extend.texi (Additional Floating Types): Document PowerPC
20851 __float128 restrictions.
20853 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20856 * config/aarch64/driver-aarch64.c
20857 (aarch64_get_extension_string_for_isa_flags): New.
20858 (arch_extension): Rename to...
20859 (aarch64_arch_extension): ...This.
20860 (ext_to_feat_string): Rename to...
20861 (aarch64_extensions): ...This.
20862 (aarch64_core_data): Keep track of architecture extension flags.
20863 (cpu_data): Rename to...
20864 (aarch64_cpu_data): ...This.
20865 (aarch64_arch_driver_info): Keep track of architecture extension
20867 (get_arch_name_from_id): Rename to...
20868 (get_arch_from_id): ...This, change return type.
20869 (host_detect_local_cpu): Update and reformat for renames, handle
20870 extensions through common infrastructure.
20872 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20875 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
20876 track of a canonical flag name.
20877 (all_extensions): Likewise.
20878 (arch_to_arch_name): Also track extension flags enabled by the arch.
20879 (all_architectures): Likewise.
20880 (aarch64_parse_extension): Move to here.
20881 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
20883 (aarch64_rewrite_selected_cpu): Update for above change.
20884 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
20885 are handled, such that the single explicit value enabled by an
20886 extension is kept seperate from the implicit values it also enables.
20887 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
20889 (aarch64_parse_extension): New.
20890 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
20891 here to config/aarch64/aarch64-protos.h.
20892 (aarch64_parse_extension): Move from here to
20893 common/config/aarch64/aarch64-common.c.
20894 (aarch64_option_print): Update.
20895 (aarch64_declare_function_name): Likewise.
20896 (aarch64_start_file): Likewise.
20897 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
20898 the canonical flag for extensions.
20899 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
20902 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20904 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
20907 2016-04-09 Tom de Vries <tom@codesourcery.com>
20909 PR tree-optimization/68953
20910 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
20911 first to last subscript.
20913 2016-04-09 Jakub Jelinek <jakub@redhat.com>
20915 PR tree-optimization/70586
20916 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
20919 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
20923 PR tree-optimization/70373
20924 PR middle-end/70533
20925 PR middle-end/70534
20926 PR middle-end/70535
20927 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
20928 clauses for acc parallel reductions as necessary. Error on those
20930 * omp-low.c (scan_sharing_clauses): Don't install variables which
20931 are used in acc parallel reductions.
20932 (lower_rec_input_clauses): Remove dead code.
20933 (lower_oacc_reductions): Add support for reference reductions.
20934 (lower_reduction_clauses): Remove dead code.
20935 (lower_omp_target): Don't remap variables appearing in acc parallel
20937 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
20939 2016-04-08 Jakub Jelinek <jakub@redhat.com>
20941 PR middle-end/70593
20942 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
20943 with multiple SSA_NAME defs, force the outputs other than first
20944 to be live before calling live_track_process_def on each output.
20946 PR rtl-optimization/70574
20947 * fwprop.c (forward_propagate_and_simplify): Don't add
20948 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
20949 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
20950 paradoxical subregs within *loc.
20952 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
20954 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
20955 -ftree-parallelize-loops={0,1}.
20956 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
20957 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
20958 * config/ia64/hpux.h (LIB_SPEC): Likewise.
20959 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
20960 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
20962 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
20965 * asan.c (instrument_derefs): If we get unknown location, extract it
20966 with EXPR_LOCATION.
20967 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
20969 2016-04-08 Tom de Vries <tom@codesourcery.com>
20971 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
20972 implicit firstprivate clause.
20974 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20977 * config/arm/thumb2.md (tst + branch-> lsls + branch
20978 peephole below *orsi_not_shiftsi_si): Require that condition
20979 register is dead after the peephole.
20980 (second peephole after the above): Likewise.
20982 2016-04-08 Alan Modra <amodra@gmail.com>
20985 * builtins.c (fold_builtin_classify): For IBM extended precision,
20986 look at just the high-order double to test for NaN.
20987 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
20988 test just the high double for Inf but both doubles for subnormal
20991 2016-04-07 Jakub Jelinek <jakub@redhat.com>
20993 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
20994 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
20995 node->simdclone->mask_mode != VOIDmode masks.
20996 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
20997 earlier, use it instead of node->simdclone.
20998 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20999 Set clonei->mask_mode.
21001 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
21004 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
21005 Pass it through to cp_parser_already_scoped_statement.
21006 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
21007 it through to cp_parser_statement.
21008 (cp_parser_statement): Pass IF_P through to
21009 cp_parser_iteration_statement.
21010 (cp_parser_pragma): Adjust call to
21011 cp_parser_iteration_statement.
21013 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
21016 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
21017 resolve a future -Wparentheses warning.
21018 * omp-low.c (scan_sharing_clauses): Likewise.
21019 * tree-parloops.c (eliminate_local_variables): Likewise.
21021 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
21023 PR rtl-optimization/70398
21024 * lra-constraints.c (process_address_1): Check zero scale and code
21025 for reloading with zero scale.
21027 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
21029 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
21030 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
21032 2016-04-06 Jakub Jelinek <jakub@redhat.com>
21034 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21035 Add support for AVX512F clones, include them by default for
21036 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
21037 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
21040 PR middle-end/70550
21041 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
21042 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
21043 firstprivate clauses.
21044 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
21045 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
21046 (lower_omp_target): Set TREE_NO_WARNING for
21047 non-addressable possibly uninitialized vars which are copied into
21048 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
21050 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
21052 * config/pa/predicates.md (integer_store_memory_operand): Accept
21053 REG+D operands with a large offset when reload_in_progress is true.
21054 (floating_point_store_memory_operand): Likewise.
21056 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21059 * match.pd (nested int casts): Limit to GIMPLE.
21061 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
21064 * ipa-devirt.c (maybe_record_node): Fix comment; use
21065 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
21067 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21069 PR rtl-optimization/70542
21070 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
21071 if there are any uses other than insn or debug insns.
21073 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
21074 Jakub Jelinek <jakub@redhat.com>
21076 PR tree-optimization/70509
21077 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
21078 Shift HOST_WIDE_INT_1U instead of 1.
21080 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
21082 PR tree-optimization/70509
21083 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
21084 of the vector base type for index.
21086 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
21089 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
21091 2016-04-05 Richard Biener <rguenther@suse.de>
21093 PR tree-optimization/70526
21094 * tree-sra.c (build_ref_for_offset): Use prev_base to
21095 extract the alias pointer type.
21097 2016-04-05 Richard Biener <rguenther@suse.de>
21099 * dse.c (struct store_info): Remove alias_set member.
21100 (struct read_info_type): Likewise.
21101 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
21102 spill_deleted, clear_alias_set_lookup): Remove.
21103 (get_group_info): Remove dead base == NULL_RTX case.
21104 (dse_step0): Remove initialization of removed variables.
21105 (delete_dead_store_insn): Reomve alias set dumping.
21106 (free_read_records): Remove alias_set handling.
21107 (canon_address): Remove alias_set_out parameter.
21108 (record_store): Remove spill_alias_set, it's always zero.
21109 (check_mem_read_rtx): Likewise.
21110 (dse_step2): Rename from ...
21111 (dse_step2_nospill): ... this. Adjust.
21112 (scan_stores): Rename from ...
21113 (scan_stores_nospill): ... this.
21114 (scan_reads): Rename from ...
21115 (scan_reads_nospill): ... this.
21116 (scan_stores_spill, scan_reads_spill): Remove.
21117 (dse_step3_scan): Remove for_spills argument which is always false.
21118 (dse_step3): Likewise.
21119 (dse_step5): Rename from ...
21120 (dse_step5_nospill): ... this. Remove alias_set handling.
21121 (rest_of_handle_dse): Adjust.
21123 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21126 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
21127 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
21128 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
21129 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
21131 2016-04-05 Richard Biener <rguenther@suse.de>
21133 PR middle-end/70499
21134 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
21135 non-register type temporaries into SSA.
21137 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
21140 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
21141 calls when sanitizing.
21142 (possible_polymorphic_call_target_p): Fix formatting.
21144 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21145 Jakub Jelinek <jakub@redhat.com>
21147 PR middle-end/70457
21148 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
21149 to ensure a call statement is compatible with a built-in's
21151 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
21154 2016-04-04 Richard Biener <rguenther@suse.de>
21156 PR rtl-optimization/70484
21157 * rtl.h (canon_output_dependence): Declare.
21158 * alias.c (canon_output_dependence): New function.
21159 * dse.c (record_store): Use canon_output_dependence rather
21160 than canon_true_dependence.
21162 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
21165 * cgraph.h (symtab_node::copy_visibility_from): New function.
21166 * symtab.c (symtab_node::copy_visibility_from): New function.
21167 * ipa-visibility.c (optimize_weakref): New function.
21168 (function_and_variable_visibility): Use it.
21170 2016-04-04 Martin Liska <mliska@suse.cz>
21173 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
21174 value that is really in range handled by SBR instruction.
21175 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
21176 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
21177 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
21179 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
21183 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
21184 set, but not for SP_REG operands.
21186 2016-04-02 Martin Sebor <msebor@redhat.com>
21189 * fold-const.c (maybe_nonzero_address): New function.
21190 (fold_comparison): Call it. Fold equality and relational
21191 expressions involving null pointers.
21192 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
21194 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
21196 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
21197 the "Y" constraint (scalar FP 0.0 immediate).
21199 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
21200 Add the "const_double" to the list of operand constraints.
21202 2016-04-01 Jakub Jelinek <jakub@redhat.com>
21204 PR rtl-optimization/70467
21205 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
21206 If low word of the last operand is 0, just emit addition/subtraction
21209 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21212 * config/s390/s390.c (s390_expand_insv): Check for everything
21213 constant instead of just VOIDmode stuff.
21215 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21218 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
21220 2016-04-01 Nathan Sidwell <nathan@acm.org>
21222 * tree.def (TRY_CATCH_EXPR): Correct documentation.
21224 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
21226 PR rtl-optimization/70461
21227 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
21230 2016-03-31 Martin Liska <mliska@suse.cz>
21233 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
21234 a tree value or an immediate integer value to a buffer
21235 that is eventually copied to a BRIG section.
21236 (emit_immediate_operand): Call the function here.
21237 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
21238 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
21239 of class' fields that are removed.
21240 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
21241 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
21242 m_brig_repr_size fields.
21244 2016-03-31 Martin Liska <mliska@suse.cz>
21247 * hsa-gen.c (hsa_function_representation::update_dominance): New
21249 (convert_addr_to_flat_segment): Likewise.
21250 (gen_hsa_memory_set): New alignment argument.
21251 (gen_hsa_ctor_assignment): Likewise.
21252 (gen_hsa_insns_for_single_assignment): Provide alignment
21253 to gen_hsa_ctor_assignment.
21254 (gen_hsa_insns_for_direct_call): Add new argument.
21255 (expand_lhs_of_string_op): New function.
21256 (expand_string_operation_builtin): Likewise.
21257 (expand_memory_copy): New function.
21258 (expand_memory_set): New function.
21259 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
21260 (convert_switch_statements): Change signature.
21261 (generate_hsa): Use a return value of the function.
21262 (pass_gen_hsail::execute): Do not call
21263 convert_switch_statements here.
21264 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
21265 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
21266 (hsa_function_representation::update_dominance): New function.
21268 2016-03-31 Martin Liska <mliska@suse.cz>
21271 * hsa-brig.c (emit_directive_variable): Emit alignment
21272 according to hsa_symbol::m_align.
21273 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
21274 (dump_hsa_symbol): Dump alignment of HSA symbols.
21275 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
21276 (gen_hsa_addr_with_align): New function.
21277 (hsa_bitmemref_alignment): Use newly added function.
21278 (gen_hsa_insns_for_load): Likewise.
21279 (gen_hsa_insns_for_store): Likewise.
21280 (gen_hsa_memory_copy): New argument added.
21281 (gen_hsa_insns_for_single_assignment): Respect
21282 alignment for assignments processed via gen_hsa_memory_copy.
21283 (gen_hsa_insns_for_direct_call): Likewise.
21284 (gen_hsa_insns_for_return): Likewise.
21285 (gen_function_def_parameters): Set default alignment.
21286 * hsa.c (hsa_object_alignment): New function.
21287 (hsa_byte_alignment): Pasted function.
21288 * hsa.h (hsa_symbol::m_align): New field.
21290 2016-03-31 Bin Cheng <bin.cheng@arm.com>
21292 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
21293 scratch field for goto case.
21295 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
21297 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
21299 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
21302 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
21303 (scalar_chain::convert_insn): Call convert_op for reg
21304 moves to handle undefined registers.
21306 2016-03-31 Nathan Sidwell <nathan@acm.org>
21309 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
21310 Assert we don't want to move backwards.
21312 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
21315 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
21317 2016-03-31 Jakub Jelinek <jakub@redhat.com>
21319 PR rtl-optimization/70460
21320 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
21321 with operand from REG_LABEL_OPERAND, instead substitute
21322 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
21323 Don't do anything for REG_NON_LOCAL_GOTO jumps.
21325 2016-03-31 Martin Liska <mliska@suse.cz>
21327 * passes.c (execute_one_pass): Do not call
21328 todo_after for a discarded function.
21330 2016-03-31 Bin Cheng <bin.cheng@arm.com>
21332 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
21333 (no_cost, infinite_cost): Initialize the new field.
21334 (get_computation_cost_at): Record setup cost.
21335 (determine_use_iv_cost_address): Skip cost computation for sub
21336 uses if we can estimate it without losing accuracy.
21338 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
21340 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
21342 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
21343 max_loop_iterations_int.
21344 (tree_unswitch_outer_loop): Likewise.
21345 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
21346 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
21348 2016-03-30 Richard Biener <rguenther@suse.de>
21350 PR middle-end/70450
21351 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
21353 2016-03-30 Jakub Jelinek <jakub@redhat.com>
21356 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
21357 in gen_blendm expander.
21359 2016-03-30 Nick Clifton <nickc@redhat.com>
21362 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
21363 case where we are already provided with an SImode SUBREG.
21365 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
21368 * config/i386/i386.c (ix86_expand_epilogue): Properly check
21369 conflict between DRAP register and __builtin_eh_return.
21371 2016-03-30 Michael Matz <matz@suse.de>
21372 Richard Biener <rguenther@suse.de>
21375 * ipa-polymorphic-call.c (struct type_change_info): Change
21376 speculative to an unsigned allowing to limit the work we do.
21377 (csftc_abort_walking_p): New inline function..
21378 (check_stmt_for_type_change): Limit the number of may-defs
21379 skipped for speculative devirtualization to
21380 max-speculative-devirt-maydefs.
21381 * params.def (max-speculative-devirt-maydefs): New param.
21382 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
21384 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
21387 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
21390 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
21392 PR tree-optimization/59124
21393 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
21394 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
21396 2016-03-29 Jeff Law <law@redhat.com>
21398 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
21400 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21402 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
21405 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
21407 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
21408 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
21409 gcrt0.o if linking dynamically.
21411 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21414 * ipa-devirt.c (methods_equal_p): New function.
21415 (compare_virtual_tables): Use it.
21416 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
21417 * cgraphclones.c (clone_function_name_1): Use
21418 symbol_table::symbol_suffix_separator.
21419 * coverage.c (build_var): Likewise.
21420 * symtab.c (symbol_table::symbol_suffix_separator): New.
21422 2016-03-29 Jakub Jelinek <jakub@redhat.com>
21424 PR rtl-optimization/70429
21425 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
21426 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
21427 mode != result_mode.
21430 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
21432 PR tree-optimization/70405
21433 * ssa-iterators.h (num_imm_uses): Add missing braces.
21435 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
21437 PR rtl-optimization/68695
21438 * ira-color.c (allocno_copy_cost_saving): New.
21439 (improve_allocation): Use it.
21441 2016-03-29 Richard Henderson <rth@redhat.com>
21443 PR middle-end/70355
21444 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
21446 2016-03-29 Richard Biener <rguenther@suse.de>
21448 PR middle-end/70424
21449 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
21450 use alignment returned by get_pointer_alignment_1 if it is
21451 bigger than BITS_PER_UNIT.
21452 * builtins.c (get_pointer_alignment_1): Do not return true
21453 for alignment extracted from SSA info.
21455 2016-03-28 James Bowman <james.bowman@ftdichip.com>
21457 * config/ft32/ft32.opt (mnodiv): New.
21458 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
21459 * doc/invoke.texi (FT32 Options -mnodiv): New.
21461 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
21464 * config/i386/i386.md (define_split, andn): Fix modes.
21466 2016-03-26 Richard Biener <rguenther@suse.de>
21467 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21470 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
21472 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
21473 as 2nd argument to cl_optimization_restore().
21475 2016-03-25 Richard Henderson <rth@redhat.com>
21478 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
21479 * config/aarch64/aarch64-protos.h: Declare it.
21480 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
21482 2016-03-25 Alan Modra <amodra@gmail.com>
21485 * config/rs6000/constraints.md (j): Simplify.
21486 * config/rs6000/predicates.md (easy_fp_constant): Exclude
21488 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
21489 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
21490 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
21491 in all constraint alternatives.
21492 (movtd_64bit_nodm): Delete "j" constraint alternative.
21494 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
21496 * tree-ssa-propagate.c: Enhance docs for
21497 SSA_PROP_NOT_INTERESTING.
21499 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
21501 * doc/extend.texi: Fix typo in documentation to pure attribute.
21503 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
21506 * config/pa/pa.md (bswapdi2): Use a scratch register.
21508 2016-03-24 Richard Henderson <rth@redhat.com>
21510 PR middle-end/69845
21511 * fold-const.c (extract_muldiv_1): Correct test for multiplication
21514 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
21516 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
21517 using ix86_expand_binary_operator instead of gen_andsi3.
21519 2016-03-24 Richard Biener <rguenther@suse.de>
21521 PR tree-optimization/70396
21522 * tree-vect-stmts.c (vectorizable_comparison): Use
21523 get_vectype_for_scalar_type.
21525 2016-03-24 Richard Biener <rguenther@suse.de>
21527 PR middle-end/70370
21528 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
21529 with register bases.
21531 2016-03-24 Richard Biener <rguenther@suse.de>
21533 PR tree-optimization/70372
21534 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
21535 build_all_ones_cst to also handle vector types correctly.
21537 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21540 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
21543 2016-03-23 Marek Polacek <polacek@redhat.com>
21546 * doc/invoke.texi: Document -Wignored-attributes.
21548 2016-03-23 Bin Cheng <bin.cheng@arm.com>
21550 PR tree-optimization/69042
21551 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
21552 parameter from 30 to 40.
21554 2016-03-23 Bin Cheng <bin.cheng@arm.com>
21556 PR tree-optimization/69042
21557 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
21558 for use with constant offset stripped in base.
21560 2016-03-23 Richard Biener <rguenther@suse.de>
21562 PR middle-end/70251
21563 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
21564 mode compatibility check.
21565 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21567 2016-03-23 Jeff Law <law@redhat.com>
21569 PR tree-optimization/64058
21570 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
21572 (struct ssa_conflicts): Move up earlier in the file.
21573 (conflicts_, var_map_): New static variables.
21574 (initialize_conflict_count): New function to initialize the
21575 CONFLICT_COUNT field for each conflict pair.
21576 (compare_pairs): Lazily initialize the conflict count and use it
21577 as the first tie-breaker.
21578 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
21579 and wipe conflicts_ and map_ around the call to qsort. Remove
21580 special case for 2 coalesce pairs.
21581 * bitmap.c (bitmap_count_unique_bits): New function.
21582 (bitmap_count_bits_in_word): New function, extracted from
21584 (bitmap_count_bits): Use bitmap_count_bits_in_word.
21585 * bitmap.h (bitmap_count_unique_bits): Declare it.
21587 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
21590 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
21591 transparent alias chain for decl assembler name.
21592 * config/sol2.c (solaris_assemble_visibility): Likewise.
21594 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21596 * config/arm/arm1020e.md (1020call_op): Reduce reservation
21598 (v10_fdivs): Likewise.
21599 (v10_fdivd): Likewise.
21601 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21604 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
21605 to not call fclose twice on file.
21607 2016-03-23 Jakub Jelinek <jakub@redhat.com>
21609 PR tree-optimization/70354
21610 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21611 oprnd0 is wider than oprnd1 and there is a cast from the wider
21612 type to oprnd1, mask it with the mask of the narrower type.
21615 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
21616 Optimize TARGET_STV splitters, if high or low word of last argument
21619 2016-03-22 Jeff Law <law@redhat.com>
21622 tree-ssa-threadbackward.c
21623 (fsm_find_control_statement_thread_paths): Correctly distinguish
21624 between old style jump threads vs FSM jump threads.
21626 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
21629 * config/i386/i386.c (scalar_chain::convert_op): Support
21630 uninitialized register usage case.
21632 2016-03-22 Richard Biener <rguenther@suse.de>
21634 PR middle-end/70251
21635 * genmatch.c (gen_transform): Adjust last parameter to a three-state
21637 (capture::gen_transform): ... to change behavior when substituting
21638 a condition into cond or not-cond expr context.
21639 (dt_simplify::gen_1): Adjust.
21640 * gimple-match-head.c: Include gimplify.h for unshare_expr.
21641 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
21642 last change and instead change to
21643 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
21644 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21646 2016-03-22 Anthony Green <green@moxielogic.com>
21648 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
21649 issue for moxiebox targets.
21650 (CC1PLUS_SPEC): Ditto.
21652 2016-03-22 Richard Biener <rguenther@suse.de>
21654 PR middle-end/70333
21655 * fold-const.c (extract_muldiv_1): Properly perform multiplication
21658 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
21660 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
21662 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
21665 * config/i386/i386.c (def_builtin): Handle
21666 OPTION_MASK_ISA_AVX512VL to be and-ed with other
21668 (const struct builtin_description bdesc_special_args[]):
21669 Remove duplicate ISA bits.
21671 2016-03-22 Jakub Jelinek <jakub@redhat.com>
21674 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
21675 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
21676 in a way that works also for AVX512BW.
21679 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
21680 instead of source if operands[1] is xmm16 and above and
21681 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
21682 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
21685 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
21686 on assign if (*from_p) is a comparison, set it to
21687 TREE_NO_WARNING (*from_p).
21689 2016-03-21 Jakub Jelinek <jakub@redhat.com>
21691 PR middle-end/70326
21692 * lra.c (restore_scratches): Ignore deleted insns.
21694 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
21695 Jakub Jelinek <jakub@redhat.com>
21697 PR tree-optimization/70317
21698 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
21701 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
21704 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
21705 of ix86_expand_move.
21707 (movti): Use general_operand for operand 1 predicate.
21709 2016-03-21 Martin Liska <mliska@suse.cz>
21711 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
21713 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
21715 2016-03-21 Martin Liska <mliska@suse.cz>
21718 * ipa-icf.c (sem_function::parse): Skip static
21719 constructors and destructors.
21721 2016-03-21 Jakub Jelinek <jakub@redhat.com>
21724 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
21725 function-like macro, peek following token(s) if it is followed
21726 by CPP_OPEN_PAREN token with optional padding in between, and
21727 if not, don't treat it like a macro.
21729 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
21730 Alexander Monakov <amonakov@ispras.ru>
21732 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
21733 for the stabs debug format.
21735 2016-03-21 Richard Biener <rguenther@suse.de>
21737 PR tree-optimization/70310
21738 * tree-vect-generic.c (expand_vector_condition): Fold the built
21741 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
21744 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
21745 Block third alternative for AVX-512VL target,
21747 2016-03-21 Martin Liska <mliska@suse.cz>
21750 * hsa-brig.c (emit_function_directives): Mark unemitted
21751 global variables for emission.
21752 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
21753 (get_symbol_for_decl): Likewise.
21754 * hsa.h (struct hsa_symbol): New flag.
21756 2016-03-21 Richard Biener <rguenther@suse.de>
21758 PR tree-optimization/70288
21759 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
21760 we do not estimate unsimplified all-constant conditionals or
21761 switches as optimized away.
21763 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
21765 PR rtl-optimization/69102
21766 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
21767 when we have a readonly dependency context.
21769 2016-03-18 Jeff Law <law@redhat.com>
21771 PR rtl-optimization/70263
21772 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
21773 (update_equiv_regs): When trying to move a store to after the insn
21774 that sets the source of the store, make sure the store occurs after
21775 the insn that sets the source of the store. When successful note
21776 the REG_EQUIV note created in the dump file.
21778 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
21779 Bernd Schmidt <bschmidt@redhat.com>
21781 * doc/extend.texi: Document more potential problems with basic asms.
21783 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
21785 PR rtl-optimization/70278
21786 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
21789 2016-03-18 Jason Merrill <jason@redhat.com>
21791 * calls.c (load_register_parameters): Fix zero size sibcall logic.
21793 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
21795 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
21796 values to 128b regs.
21798 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
21800 PR tree-optimization/70252
21801 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
21802 boolean vector has a proper number of elements.
21803 (supportable_narrowing_operation): Likewise.
21805 2016-03-18 Tom de Vries <tom@codesourcery.com>
21808 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
21810 2016-03-18 Jakub Jelinek <jakub@redhat.com>
21812 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
21813 instead of replace_rtx for DEBUG_INSNs.
21815 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21817 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
21818 load type reservations.
21820 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
21823 * config/pa/constraints.md: Revert 2015-02-13 change. Use
21824 define_constraint for "Q" and "T" constraints.
21826 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
21828 Tweak the pipeline model for Exynos M1
21830 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
21833 2016-03-17 David Malcolm <dmalcolm@redhat.com>
21836 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
21837 where one or both locations aren't within a line_map.
21839 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
21842 * opts.c (finish_options): Don't set flag_pie to the default if
21843 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
21846 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
21848 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
21849 true as ALL_REGS argument to replace_rtx.
21851 2016-03-17 Richard Biener <rguenther@suse.de>
21854 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
21857 2016-03-17 Jakub Jelinek <jakub@redhat.com>
21860 * rtl.h (replace_rtx): Add ALL_REGS argument.
21861 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
21862 equality and assert mode is the same, instead of just rtx pointer
21864 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
21865 true as ALL_REGS argument to replace_rtx.
21867 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
21869 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
21870 for boolean vector with vector mode only.
21871 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21873 2016-03-17 Nick Clifton <nickc@redhat.com>
21876 * config/rx/rx.c (rx_print_integer): Print negative constants in
21879 2016-03-17 Jakub Jelinek <jakub@redhat.com>
21882 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
21884 2016-03-16 Richard Henderson <rth@redhat.com>
21885 Richard Biener <rguenth@suse.de>
21887 PR middle-end/70240
21888 PR middle-end/68215
21890 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
21891 first operand as is_gimple_condexpr.
21893 PR middle-end/70240
21894 PR middle-end/68215
21896 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
21897 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
21898 Do not gimplify the result.
21899 (do_unop): Adjust call to tree_vec_extract.
21900 (do_binop): Likewise.
21901 (do_compare): Likewise.
21902 (do_plus_minus): Likewise.
21903 (do_negate): Likewise.
21904 (expand_vector_condition): Likewise.
21905 (do_cond): Likewise.
21907 2016-03-16 Richard Henderson <rth@redhat.com>
21910 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
21911 (aarch64_classify_address): Use it.
21912 (aarch64_legitimize_address): Force all subexpressions of PLUS
21913 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
21915 2016-03-16 Jakub Jelinek <jakub@redhat.com>
21916 Richard Biener <rguenth@suse.de>
21919 * rtlanal.c (replace_rtx): For REG, if from is a REG,
21920 return to even if only REGNO is equal, and assert
21923 2016-03-11 Jeff Law <law@redhat.com>
21925 PR rtl-optimization/70224
21926 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
21928 2016-03-16 Richard Henderson <rth@redhat.com>
21930 PR middle-end/70199
21931 * function.h (struct function): Add has_forced_label_in_static.
21932 * gimplify.c (force_labels_r): Set it.
21933 * lto-streamer-in.c (input_struct_function_base): Read it.
21934 * lto-streamer-out.c (output_struct_function_base): Write it.
21935 * tree-inline.c (has_label_address_in_static_1): Remove.
21936 (copy_forbidden): Remove fndecl parameter; test
21937 has_forced_label_in_static.
21938 (inline_forbidden_p): Update call to copy_forbidden.
21939 (tree_versionable_function_p): Likewise.
21940 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
21941 (chkp_versioning): Likewise.
21942 * tree-inline.h (copy_forbidden): Update decl.
21944 2016-03-16 Marek Polacek <polacek@redhat.com>
21947 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
21948 function being thunked if the result type doesn't have fixed size.
21949 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
21950 doesn't have fixed size.
21952 2016-03-16 Bin Cheng <bin.cheng@arm.com>
21954 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
21955 reporting malformed loop nest.
21957 2016-03-16 Tom de Vries <tom@codesourcery.com>
21960 * ipa-devirt.c (possible_polymorphic_call_targets): Move
21961 nodes.length () == 1 test to before first nodes[0] access.
21963 2016-03-16 Tom de Vries <tom@codesourcery.com>
21965 PR tree-optimization/68715
21966 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
21967 single_pred_p test.
21969 2016-03-16 Tom de Vries <tom@codesourcery.com>
21971 PR tree-optimization/68809
21972 * graphite-scop-detection.c (same_close_phi_node): Test if result types
21975 2016-03-16 Carlos O'Donell <carlos@redhat.com>
21976 Sandra Loosemore <sandra@codesourcery.com>
21978 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
21979 on leaf attribute. Mention ELF interposition problems.
21981 2016-03-16 Alan Modra <amodra@gmail.com>
21983 PR rtl-optimization/69195
21984 PR rtl-optimization/47992
21985 * ira.c (indirect_jump_optimize): Ignore artificial defs.
21988 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
21991 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
21993 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21995 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
21997 2016-03-15 Jakub Jelinek <jakub@redhat.com>
21999 PR rtl-optimization/70222
22000 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
22001 optimization if mode is different from result_mode, queue up masking
22002 of the result in outer_op. Formatting fix.
22004 PR middle-end/70239
22005 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
22008 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22010 PR rtl-optimization/69032
22011 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
22012 looping backwards over basic block insns.
22014 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22017 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
22018 to non-speculative when propagating trap bits.
22020 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22022 PR rtl-optimization/63384
22023 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
22024 DEBUG_INSN_P insns.
22026 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22029 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
22030 factored out from ...
22031 (sched_analyze_insn): ... here.
22032 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
22033 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
22034 get_implicit_reg_pending_clobbers in it.
22035 (setup_id_reg_sets): Use setup_id_implicit_regs.
22036 (deps_init_id): Ditto.
22038 2016-03-15 Tom de Vries <tom@codesourcery.com>
22041 * cgraph.c (cgraph_node::get_body): Save, reset and restore
22043 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
22044 execute_function_dump.
22045 (execute_one_pass): Don't dump function if it will be dumped after ipa
22048 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
22050 * genrecog.c (match_pattern_2): If pred is NULL don't call
22051 safe_predicate_mode on it.
22053 2016-03-14 Jakub Jelinek <jakub@redhat.com>
22055 PR middle-end/70219
22056 * lra-constraints.c (delete_move_and_clobber): Change assertion
22057 to also allow dregno == 0.
22059 2016-03-14 Richard Henderson <rth@redhat.com>
22062 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
22063 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
22064 (reassociate_bb): Use optimize_vec_cond_expr; avoid
22065 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
22068 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
22071 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
22073 (lra_create_live_ranges_1): initialize hard register biggest_mode to
22075 * lra-constraints.c (split_reg): For hard regs, try to find the
22076 biggest single-register mode used in the function.
22078 2016-03-14 Richard Biener <rguenther@suse.de>
22080 PR tree-optimization/56365
22081 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
22082 constants to compare against.
22084 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
22087 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
22088 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
22089 (define_split for the GPR case): Use int_reg_operand instead of
22090 gpc_reg_operand for the output.
22092 2016-03-14 Tom de Vries <tom@codesourcery.com>
22094 PR tree-optimization/70045
22095 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
22096 create_empty_if_region_on_edge argument.
22098 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
22100 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
22101 (STACK_CHECK_PROTECT): Likewise.
22102 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
22103 (STACK_CHECK_PROTECT): Likewise.
22104 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
22105 (STACK_CHECK_PROTECT): Likewise.
22106 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
22107 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
22108 (STACK_CHECK_PROTECT): Likewise.
22110 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
22112 PR rtl-optimization/69307
22113 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
22114 registers in modes that span more than one register.
22116 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
22119 * lra-constraints.c (delete_move_and_clobber): New.
22120 (remove_inheritance_pseudos): Use it.
22122 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
22125 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
22126 the libcall is LCT_THROW.
22127 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
22128 for the checking routine.
22130 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22133 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
22134 optimization if we have direct move.
22135 (roundu32<mode>2_fprs): Likewise.
22137 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
22140 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
22142 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
22143 Arguments swapped. All callers changed. Take reg_renumber into
22144 account, and Calculate and compare register ranges for hard regs.
22146 2016-03-11 Jeff Law <law@redhat.com>
22148 PR tree-optimization/70190
22149 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22150 Handle cases where we can not extract the taken edge, even though we
22151 found a constant value.
22153 PR tree-optimization/64058
22154 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
22155 (num_coalesce_pairs): Move up earlier in file.
22156 (find_coalesce_pair): Initialize the INDEX field for each pair
22158 (compare_pairs): No longer sort on the elements in each pair.
22159 Instead break ties with the index of the coalesce pair.
22161 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22164 * config/aarch64/aarch64-protos.h
22165 (aarch64_save_restore_target_globals): New prototype.
22166 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
22167 Call the above when popping pragma.
22168 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
22170 (aarch64_set_current_function): Rewrite using the above.
22172 2016-03-11 Jakub Jelinek <jakub@redhat.com>
22174 PR tree-optimization/70177
22175 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
22176 (extract_ops_from_tree): ... this. In the 2 argument
22177 overload remove _1 suffix.
22178 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
22179 (extract_ops_from_tree): ... this.
22180 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
22182 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
22183 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
22184 extract_ops_from_tree instead of 2 operand one.
22186 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
22188 PR tree-optimization/70013
22189 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
22190 for constant-pool entries.
22192 2016-03-11 Jakub Jelinek <jakub@redhat.com>
22194 PR rtl-optimization/70174
22195 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
22196 followed by gen_lowpart on force_reg instead of just gen_lowpart.
22198 PR tree-optimization/70169
22199 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
22200 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
22203 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
22204 Jakub Jelinek <jakub@redhat.com>
22207 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
22208 of uninitialized values.
22210 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22212 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
22214 ("*trunctddd2"): New pattern definition.
22215 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
22218 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22220 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
22221 definitions for BFP and DFP rounding modes.
22222 ("fixuns_truncdddi2", "fixuns_trunctddi2")
22223 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
22224 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
22225 ("fix_trunctf<mode>2"): Use the new constants instead of magic
22228 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22230 * config/s390/constraints.md: Adjust comment.
22231 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
22232 s390_decompose_addrstyle_without_index.
22233 * config/s390/predicates.md (shift_count_or_setmem_operand):
22234 Rename to setmem_operand.
22235 * config/s390/s390-protos.h
22236 (s390_decompose_shift_count): Rename to
22237 s390_decompose_addrstyle_without_index.
22238 * config/s390/s390.c (s390_decompose_shift_count)
22239 (s390_mem_constraint, print_shift_count_operand)
22240 (print_operand_address, print_operand): Rename
22241 s390_decompose_shift_count to
22242 s390_decompose_addrstyle_without_index and rename
22243 print_shift_count_operand to print_addrstyle_operand troughout the
22245 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
22246 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
22247 Rename shift_count_or_setmem_operand to setmem_operand.
22248 * config/s390/vx-builtins.md ("vec_insert<mode>")
22249 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
22252 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22255 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
22256 Handle overlapping retval and newval.
22258 2016-03-10 Nick Clifton <nickc@redhat.com>
22261 * config/aarch64/aarch64.c
22262 (aarch64_override_options_after_change_1): When forcing
22263 flag_omit_frame_pointer to be true, use a special value that can
22264 be detected if this function is called again, thus preventing
22265 flag_omit_leaf_frame_pointer from being forced to be false.
22267 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22269 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
22270 Set x_flag_omit_leaf_frame_pointer when handling
22271 -momit-leaf-frame-pointer.
22273 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22276 * cgraph.c (cgraph_node::dump): Dump split_part and
22277 indirect_call_target.
22278 * cgraph.h (cgraph_node): Add indirect_call_target flag.
22279 * ipa.c (has_addr_references_p): Cleanup.
22280 (is_indirect_call_target_p): New.
22281 (walk_polymorphic_call_targets): Do not mark virtuals that may be
22282 called indirectly as local.
22283 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
22285 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22288 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
22289 on cxa_pure_virtual.
22291 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22294 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
22296 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22299 * tree.c (need_assembler_name_p): Only record main variant type names.
22301 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
22304 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
22305 Always define to 0 or 1.
22306 (TARGET_FIX_ERR_A53_843419): New macro.
22307 * config/aarch64/aarch64-elf-raw.h
22308 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
22309 * config/aarch64/aarch64-linux.h: Likewise.
22310 * config/aarch64/aarch64.c
22311 (aarch64_override_options_after_change_1): Do not default
22312 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
22314 (aarch64_attributes): Handle fix-cortex-a53-843419.
22315 (aarch64_can_inline_p): Likewise.
22316 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
22318 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
22319 Jakub Jelinek <jakub@redhat.com>
22321 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
22322 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
22323 DECL_COMMONS if flag_unconstrained_commons is set.
22324 * tree-dfa.c (get_ref_base_and_extent): Likewise.
22325 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
22326 (funconstrained-commons): Document.
22328 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
22330 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
22331 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
22333 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
22335 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
22336 has a proper number of elements.
22338 2016-03-10 Alan Modra <amodra@gmail.com>
22340 PR rtl-optimization/69195
22341 PR rtl-optimization/47992
22342 * ira.c (recorded_label_ref): Delete.
22343 (update_equiv_regs): Return void.
22344 (indirect_jump_optimize): New function.
22345 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
22346 before regstat_compute_ri. Don't rebuild_jump_labels here.
22347 Delete update_regstat.
22349 2016-03-10 Richard Biener <rguenther@suse.de>
22351 PR tree-optimization/70128
22352 * tree-ssa-structalias.c (set_uids_in_ptset): Set
22353 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
22355 2016-03-09 Jakub Jelinek <jakub@redhat.com>
22357 PR tree-optimization/70152
22358 * tree-sra.c (replace_removed_params_ssa_names): Copy over
22359 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
22362 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
22363 instead of gen_sse2_loadlpd.
22364 * config/i386/sse.md (*vec_concatv2df): Rename to...
22365 (vec_concatv2df): ... this.
22367 PR tree-optimization/70127
22368 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
22370 2016-03-09 David Malcolm <dmalcolm@redhat.com>
22374 * diagnostic-show-locus.c (compatible_locations_p): New function.
22375 (layout::layout): Sanitize ranges using compatible_locations_p.
22377 2016-03-09 David Malcolm <dmalcolm@redhat.com>
22381 * diagnostic-show-locus.c (layout_range::layout_range): Replace
22382 location_range param with three const expanded_locations * and a
22384 (layout::layout): Replace call to
22385 rich_location::lazily_expand_location with get_expanded_location.
22386 Extract the range and perform location expansion here, passing
22387 the results to the layout_range ctor.
22388 * diagnostic.c (source_range::debug): Delete.
22389 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
22390 of rich_location::get_expanded_location.
22391 * gcc-rich-location.c (get_range_for_expr): Delete.
22392 (gcc_rich_location::add_expr): Reimplement to avoid the
22393 rich_location::add_range overload that took a location_range,
22394 passing a location_t instead.
22396 2016-03-09 Richard Biener <rguenther@suse.de>
22397 Jakub Jelinek <jakub@redhat.com>
22399 PR tree-optimization/70138
22400 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22401 Also skip vect_double_reduction_def.
22403 2016-03-09 Jakub Jelinek <jakub@redhat.com>
22406 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
22407 if the operand is "m".
22409 2016-03-09 Nathan Sidwell <nathan@acm.org>
22411 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
22413 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22415 * config/i386/i386.c (processor_target_table): Fix cost table
22416 intialization order for znver1.
22418 2016-03-08 Jakub Jelinek <jakub@redhat.com>
22420 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
22421 - becuase -> because.
22422 * ipa-reference.c (ignore_module_statics): Likewise.
22423 * cgraph.c (cgraph_node::get_body): Likewise.
22424 * ipa-inline.c (early_inliner): Likewise.
22425 * ipa-devirt.c (types_same_for_odr): Likewise.
22426 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
22427 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
22429 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22431 * tree-ssa-math-opts.c: Fix typo in comment.
22433 2016-03-08 Jakub Jelinek <jakub@redhat.com>
22436 * config/i386/i386.c (scalar_chain::make_vector_copies,
22437 scalar_chain::convert_reg): Call end_sequence in between
22438 get_insns and emit_conversion_insns rather than after both
22441 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
22444 * config/i386/i386.h (machine_function): Add
22445 pc_thunk_call_expanded flag.
22446 (ix86_pc_thunk_call_expanded): New define.
22447 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
22448 (*set_got): Rename insn pattern from set_got.
22449 (*set_got_labelled): Rename inst pattern from set_got_labelled.
22450 * config/i386/i386.c (ix86_compute_frame_layout): Use
22451 ix86_pc_thunk_call_expanded to prevent red-zone.
22453 2016-03-07 Martin Jambor <mjambor@suse.cz>
22455 * hsa.h (hsa_get_ctor_statements): Declare.
22456 (hsa_get_dtor_statements): Likewise.
22457 (hsa_get_kernel_dispatch_type): Likewise.
22458 * hsa.c (hsa_get_ctor_statements): New function.
22459 (hsa_get_dtor_statements): Likewise.
22460 (hsa_get_kernel_dispatch_type): Likewise.
22461 * hsa-brig.c (hsa_cdtor_statements): Removed.
22462 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
22463 hsa_get_dtor_statements.
22464 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
22465 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
22467 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
22469 * config/arm/arm-cores.def (cortex-r8): New.
22470 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
22471 * config/arm/arm-tune.md: Likewise.
22472 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
22474 2016-03-07 Martin Sebor <msebor@redhat.com>
22476 PR rtl-optimization/19705
22477 * doc/invoke.texi (Options That Control Optimization): Clarify
22478 -fno-branch-count-reg.
22480 2016-02-26 Richard Biener <rguenther@suse.de>
22481 Jeff Law <law@redhat.com>
22483 PR tree-optimization/69740
22484 * cfghooks.c (remove_edge): Request loop fixups if we delete
22485 an edge that might turn an irreducible loop into a natural
22487 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
22488 Move after definition of loops_state_clear.
22490 2016-03-07 Bin Cheng <bin.cheng@arm.com>
22492 PR rtl-optimization/69052
22493 * rtlanal.c (commutative_operand_precedence): Set higher precedence
22496 2016-03-07 Tom de Vries <tom@codesourcery.com>
22498 PR tree-optimization/70116
22499 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
22500 is_tm_ending stmts and ubsan/asan internal functions.
22501 (find_duplicate): Use it. Don't test is_tm_ending here.
22503 2016-03-07 Richard Biener <rguenther@suse.de>
22505 PR tree-optimization/70115
22506 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
22507 (propagate_constants_for_unrolling): Use replace_uses_by.
22509 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
22511 PR middle-end/69916
22512 * omp-low.c (struct oacc_loop): Add ifns.
22513 (new_oacc_loop_raw): Initialize it.
22514 (finish_oacc_loop): Clear mask & flags if no ifns.
22515 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
22516 (oacc_loop_xform_loop): Add ifns arg & adjust.
22517 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
22519 2016-03-07 Richard Henderson <rth@redhat.com>
22522 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
22523 (insert_value_copy_on_edge): Likewise.
22525 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22527 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
22529 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22532 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
22534 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
22536 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
22538 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
22540 Fix sseimul type attribute.
22541 * config/i386/znver1.md
22542 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
22543 znver1_sseimul_avx256_load) : Fix the type attribute.
22544 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
22545 pipe usage and latency.
22547 2016-03-05 Jakub Jelinek <jakub@redhat.com>
22550 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
22551 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
22554 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
22557 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
22559 PR rtl-optimization/69941
22560 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
22561 the reg share its mode.
22563 2016-03-04 Jeff Law <law@redhat.com>
22565 PR tree-optimization/69196
22566 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22567 If the both SSA_NAMEs are anonymous, then consider them unassociated
22568 and include the PHI in the statement count.
22570 2016-03-05 Tom de Vries <tom@codesourcery.com>
22572 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
22573 construct in oacc routine. Check for oacc region in oacc routine.
22575 2016-03-04 Jakub Jelinek <jakub@redhat.com>
22578 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
22579 2016-02-22 changes, instead don't recurse if RECUR is already true.
22580 Don't change *dynamic_check if RECUR. Adjust recursive caller
22581 to pass true to the new argument.
22582 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
22585 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
22586 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
22588 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
22590 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
22592 PR rtl-optimization/57676
22593 * lra-assigns.c (lra_assign): Guard test for maximum iterations
22594 with flag_checking.
22596 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
22598 * tree-vect-patterns.c (search_type_for_mask): Handle
22599 comparison of booleans.
22601 2016-03-04 Jakub Jelinek <jakub@redhat.com>
22603 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
22607 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
22608 all other ops that have dw_val_class_die_ref operands,
22609 and DW_OP_GNU_entry_value.
22611 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22613 PR rtl-optimization/69904
22614 * config/arm/arm.c (arm_cannot_copy_insn_p):
22615 Return true for load-exclusive instructions.
22617 2016-03-03 Jakub Jelinek <jakub@redhat.com>
22620 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
22621 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
22622 the pattern no matter if it is used just by non-pattern, pattern
22624 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
22625 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
22626 oprnd1 def_stmt is in pattern, don't look through it.
22628 2016-03-03 Marek Polacek <polacek@redhat.com>
22630 PR middle-end/70050
22631 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
22633 2016-03-03 Martin Liska <mliska@suse.cz>
22635 PR tree-optimization/70043
22636 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
22637 previous statement if we see a debug statement.
22639 2016-03-03 Richard Biener <rguenther@suse.de>
22641 PR tree-optimization/55936
22642 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
22643 parameter and guard unsafe equivalence use.
22644 (vrp_evaluate_conditional_warnv_with_ops): Always use
22645 safe equivalences but not via the quadratic compare_names
22648 2016-03-03 Michael Collison <michael.collison@linaro.org>
22651 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
22652 for operand 1 to s_register_operand. Change predicate for operand
22653 2 to arm_not_immediate_operand.
22655 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
22657 * doc/tm.texi: Regenerated.
22659 2016-03-02 Richard Henderson <rth@redhat.com>
22662 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
22663 simplification when all args are positive non-fixed registers.
22665 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22667 * target.def (lra_p): Specify that new ports should use LRA.
22669 2016-03-02 Jakub Jelinek <jakub@redhat.com>
22672 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
22673 gimplify_type_sizes the type they refer to.
22674 (omp_notice_variable): Handle reference vars to VLAs.
22675 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
22676 reference to VLA decls in the second pass instead of first pass.
22678 2016-03-02 Tom de Vries <tom@codesourcery.com>
22680 PR tree-optimization/68659
22681 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
22682 new_expr == NULL_TREE.
22683 (get_new_name): Handle ADDR_EXPR.
22685 2016-03-02 Bin Cheng <bin.cheng@arm.com>
22687 PR rtl-optimization/69052
22688 * loop-invariant.c (canonicalize_address): New function.
22689 (inv_can_prop_to_addr_use): Check validity of address expression
22690 which is canonicalized by above function.
22692 2016-03-02 Alan Modra <amodra@gmail.com>
22695 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
22698 2016-03-02 Jakub Jelinek <jakub@redhat.com>
22701 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
22702 (*movhi_internal): Put mask moves from and to memory separately
22703 from moves from/to GPRs.
22705 2016-03-02 Richard Biener <rguenther@suse.de>
22707 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
22708 GENERIC expressions in GIMPLE.
22710 2016-03-02 Richard Biener <rguenther@suse.de>
22712 * config/i386/i386.c (type_natural_mode): Fix typo.
22714 2016-03-02 Nick Clifton <nickc@redhat.com>
22716 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
22718 2016-03-02 Richard Biener <rguenther@suse.de>
22719 Uros Bizjak <ubizjak@gmail.com>
22722 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
22724 2016-03-02 Richard Biener <rguenther@suse.de>
22726 PR middle-end/67278
22727 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
22729 2016-03-02 Marek Polacek <polacek@redhat.com>
22732 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
22733 "is promoted to" warning.
22735 2016-03-01 DJ Delorie <dj@redhat.com>
22737 * config.gcc: Deprecate mep-*.
22739 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
22741 PR middle-end/70025
22742 * lra-constraints.c (regno_val_use_in): New.
22743 (match_reload): Use it instead of regno_use_in.
22745 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
22747 PR rtl-optimization/70007
22748 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
22749 references present in REG_EQUAL notes attached to non-SET patterns.
22751 2016-03-01 Jeff Law <law@redhat.com>
22753 PR tree-optimization/69196
22754 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22755 Appropriately clamp the number of statements to copy when the
22756 thread path does not traverse a loop backedge.
22758 PR tree-optimization/69196
22759 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22760 Do count some PHIs in the thread path against the insn count. Decrease
22761 final statement count by one as the control statement in the last
22762 block will get removed. Remove special cased code for handling PHIs
22765 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
22768 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
22769 asm dialect alternatives to explicit GOTPCREL calls.
22771 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
22774 * ira.c (do_reload): Issue warning for generic stack checking here...
22775 * reload1.c (reload): ...instead of here and streamline it.
22777 2016-03-01 Nick Clifton <nickc@redhat.com>
22779 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
22781 2016-03-01 Richard Biener <rguenther@suse.de>
22783 PR tree-optimization/69983
22784 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
22785 types and fall back to operand_equal_p.
22787 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22790 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22792 * config/s390/constraints.md ("jm8"): New constraint.
22793 * config/s390/predicates.md ("const_int_8bitset_operand"): New
22795 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
22797 ("*setmem_long<setmem_and>"): New pattern.
22798 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
22800 ("*setmem_long_31z<setmem_and>"): New pattern.
22801 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
22802 New substitution rules with the required attributes.
22805 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22808 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22810 * gensupport.c (process_substs_on_one_elem): Split loop to
22811 complete mark_operands_used_in_match_dup on all expressions in the
22813 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22814 and remove function.
22816 2016-03-01 Richard Biener <rguenther@suse.de>
22818 PR middle-end/70022
22819 * fold-const.c (fold_indirect_ref_1): Fix range checking for
22820 vector BIT_FIELD_REF extract.
22822 2016-03-01 Richard Biener <rguenther@suse.de>
22824 PR tree-optimization/69994
22825 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
22827 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
22829 PR tree-optimization/69956
22830 * tree-vect-stmts.c (supportable_widening_operation): Support
22831 multi-step conversion of boolean vectors.
22832 (supportable_narrowing_operation): Likewise.
22834 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22836 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
22839 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22841 * config/s390/subst.md (DSI_VI): New mode iterator.
22842 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
22843 * config/s390/vector.md ("vec_set<mode>"): Move expander before
22844 the insn definition.
22845 ("*vec_set<mode>"): Change predicate and add alternative to
22846 support only either register or const_int operands as element
22848 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
22850 ("vec_extract<mode>"): New expander.
22851 ("*vec_extract<mode>"): New insn definition supporting reg and
22852 const_int element selectors.
22853 ("*vec_extract<mode>_plus"): New insn definition supporting
22854 reg+const_int element selectors.
22855 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
22856 following expander+insn definition.
22857 ("<vec_shifts_name><mode>3"): New expander.
22858 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
22860 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22862 * config/s390/s390.md ("*tabort_1"): Change predicate to
22863 nonmemory_operand. Add a second alternative to cover
22864 register as well as const int operands.
22865 ("*tabort_1_plus"): New pattern definition.
22867 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22869 * config/s390/s390.md ("*ashrdi3_cc_31")
22870 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
22871 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
22872 Merge insn definitions into ...
22873 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
22874 New pattern definition.
22875 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
22876 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
22877 ("*ashr<mode>3_and"): Merge insn definitions into ...
22878 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
22879 New pattern definition.
22880 * config/s390/subst.md ("addr_style_op_cc_subst")
22881 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
22882 substitutions patterns plus attributes.
22883 Add ashiftrt to SUBST iterator.
22885 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22887 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
22888 op2 to nonmemory_operand.
22889 ("*<shift>di3_31", "*<shift>di3_31_and"):
22890 Merge into single pattern definition ...
22891 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
22892 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
22893 pattern definition ...
22894 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
22895 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
22898 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22900 * config/s390/predicates.md (const_int_6bitset_operand): New
22902 * config/s390/s390.md: Include subst.md.
22903 ("rotl<mode>3"): New expander.
22904 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
22906 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
22907 * config/s390/subst.md: New file.
22909 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22911 * config/s390/s390.md ("op_type", "atype", "length" attributes):
22912 Remove RRR type. It doesn't really exist.
22913 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
22915 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
22916 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
22917 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
22918 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
22919 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
22920 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
22921 `enabled' attribute.
22923 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22925 * gensupport.c (process_substs_on_one_elem): Split loop to
22926 complete mark_operands_used_in_match_dup on all expressions in the
22928 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22929 and remove function.
22931 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22934 * config/sparc/sparc.c (NWORDS_UP): Rename to...
22935 (CEIL_NWORDS): ...this. Use CEIL macro.
22936 (compute_fp_layout): Adjust to above renaming.
22937 (function_arg_union_value): Likewise.
22938 (sparc_arg_partial_bytes): Likewise.
22939 (sparc_function_arg_advance): Likewise.
22941 2016-02-29 Jeff Law <law@redhat.com>
22943 PR tree-optimization/70005
22944 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
22945 where an object with a boolean range is compared against a value
22948 PR tree-optimization/69999
22949 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
22950 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
22953 2016-02-29 Richard Biener <rguenther@suse.de>
22955 PR tree-optimization/69994
22956 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
22957 (get_unary_op): Look through nop conversions.
22958 (ops_equal_values_p): New function, look for equality diregarding
22960 (eliminate_plus_minus_pair): Use ops_equal_values_p
22961 (repropagate_negates): Do not use get_unary_op here.
22963 2016-02-29 Martin Liska <mliska@suse.cz>
22965 * system.h: Poison ENABLE_CHECKING macro.
22967 2016-02-29 Martin Liska <mliska@suse.cz>
22969 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
22970 is presented in dump flags.
22971 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22972 (hsa_regalloc): Likewise.
22974 2016-02-19 Richard Biener <rguenther@suse.de>
22976 PR tree-optimization/69980
22977 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
22978 permutation of those we need to keep.
22980 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22983 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
22984 (NWORDS_UP): ...this
22985 (init_cumulative_args): Minor tweaks.
22986 (sparc_promote_function_mode): Likewise.
22987 (scan_record_type): Delete.
22988 (traverse_record_type): New function template.
22989 (classify_data_t): New structure type.
22990 (classify_registers): New inline function.
22991 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
22992 exhausted. Instantiate traverse_record_type on classify_registers and
22993 deal with the case of a structure passed in slot #15 with no FP field
22995 (assign_data_t): New structure type.
22996 (compute_int_layout): New static function.
22997 (compute_fp_layout): Likewise.
22998 (count_registers): New inline function.
22999 (assign_int_registers): New static function.
23000 (assign_fp_registers): Likewise.
23001 (assign_registers): New inline function.
23002 (function_arg_record_value_1): Delete.
23003 (function_arg_record_value_2): Likewise.
23004 (function_arg_record_value_3): Likewise.
23005 (function_arg_record_value): Adjust to above changes. Instantiate
23006 traverse_record_type on count_registers to first count the number of
23007 registers to be used and then on assign_registers to assign them.
23008 (function_arg_union_value): Adjust to above renaming.
23009 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
23010 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
23011 case of a structure passed in slot #15
23012 (sparc_function_arg_advance): Likewise.
23013 (function_arg_padding): Minor tweak.
23015 2016-02-29 Richard Biener <rguenther@suse.de>
23017 PR tree-optimization/69720
23018 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
23019 the adjustment_def path for possibly vectorized defs.
23020 (vect_create_epilog_for_reduction): Handle vectorized initial
23023 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
23025 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
23027 2016-02-27 Jeff Law <law@redhat.com>
23030 2016-02-26 Richard Biener <rguenther@suse.de>
23031 Jeff Law <law@redhat.com>
23033 PR tree-optimization/69740
23034 * cfghooks.c (remove_edge): Request loop fixups if we delete
23035 an edge that might turn an irreducible loop into a natural
23038 2016-02-27 Jakub Jelinek <jakub@redhat.com>
23040 PR rtl-optimization/69896
23041 * tree-vect-generic.c (get_compute_type): Avoid single element
23044 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
23046 Rename the AArch64 tuning option and related functions to enable the
23047 Newton series for the reciprocal square root to reflect its
23048 approximative characteristic.
23050 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
23051 function to "aarch64_emit_approx_rsqrt".
23052 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
23053 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
23054 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
23055 (xgene1_tunings): Likewise.
23056 (use_rsqrt_p): Likewise.
23057 (aarch64_emit_swrsqrt): Use new function name.
23058 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
23059 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
23060 text explaining this option.
23061 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
23063 2016-02-26 Jakub Jelinek <jakub@redhat.com>
23066 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
23067 complain about -mallow-movmisalign without -mvsx if
23068 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
23070 2016-02-26 Joel Sherrill <joel@rtems.org>
23072 * config.gcc: Add x86_64-*-rtems*.
23073 * config/i386/rtems-64.h: New file.
23075 2016-02-26 Joel Sherrill <joel@rtems.org>
23077 * config.gcc: Add aarch64-*-rtems*.
23078 * config/aarch64/rtems.h: New file.
23080 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
23083 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
23084 shift amount using %h. Add comment.
23086 2016-02-26 Richard Biener <rguenther@suse.de>
23087 Jeff Law <law@redhat.com>
23089 PR tree-optimization/69740
23090 * cfghooks.c (remove_edge): Request loop fixups if we delete
23091 an edge that might turn an irreducible loop into a natural
23094 2016-02-26 Martin Jambor <mjambor@suse.cz>
23096 PR middle-end/69920
23097 * tree-sra.c (sra_modify_assign): Do not remove loads of
23098 uninitialized aggregates to SSA_NAMEs.
23100 2016-02-26 Richard Henderson <rth@redhat.com>
23103 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
23104 pseudo in case the target rtx matches the source of the left
23107 2016-02-26 Martin Jambor <mjambor@suse.cz>
23110 * hsa.h (hsa_type_packed_p): Declare.
23111 * hsa.c (hsa_type_packed_p): New function.
23112 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
23114 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
23115 * hsa-brig.c (emit_basic_insn): Likewise.
23117 2016-02-26 Martin Jambor <mjambor@suse.cz>
23120 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
23122 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
23124 2016-02-26 Martin Jambor <mjambor@suse.cz>
23126 * hsa.h (is_a_helper): New overload for hsa_op_immed for
23127 hsa_op_with_type operands.
23128 (hsa_unsigned_type_for_type): Declare.
23129 * hsa.c (hsa_unsigned_type_for_type): New function.
23130 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
23131 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
23132 the finalizer. Do not emit extra move.
23134 2016-02-26 Martin Jambor <mjambor@suse.cz>
23136 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
23137 atomic operations in private segment.
23139 2016-02-26 Martin Jambor <mjambor@suse.cz>
23141 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
23142 statements to wi->info. Also disallow omp simd constructs.
23143 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
23144 for not gridifying. Dump special string for omp_for.
23146 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23149 * config/aarch64/aarch64.c (aarch64_set_current_function):
23150 Save/restore target globals when switching to
23151 target_option_default_node.
23153 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23156 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
23157 Return 0 if !SHIFT_COUNT_TRUNCATED.
23159 2016-02-26 Jakub Jelinek <jakub@redhat.com>
23160 Eric Botcazou <ebotcazou@adacore.com>
23162 PR rtl-optimization/69891
23163 * dse.c (scan_insn): If we can't figure out memset arguments
23164 or they are non-constant, call clear_rhs_from_active_local_stores.
23166 2016-02-26 Martin Liska <mliska@suse.cz>
23168 * doc/extend.texi: Mention clog10, clog10f an clog10l
23169 in Builtins section.
23171 2016-02-26 Martin Liska <mliska@suse.cz>
23173 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
23175 (resolve_args_picking_1): Likewise.
23176 * dwarf2out.h (struct GTY): Likewise.
23178 2016-02-26 Martin Liska <mliska@suse.cz>
23180 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
23181 with flag_checking.
23182 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
23184 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
23185 Martin Liska <mliska@suse.cz>
23187 * doc/install.texi: Mention --enable-valgrind-annotations.
23189 2016-02-26 Richard Biener <rguenther@suse.de>
23191 PR tree-optimization/69551
23192 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
23193 looking through aliases adjust DECL_PT_UID to refer to the
23194 ultimate alias target.
23196 2016-02-25 Martin Liska <mliska@suse.cz>
23198 PR middle-end/69919
23199 * alloc-pool.c (after_memory_report): New variable.
23200 * alloc-pool.h (base_pool_allocator ::release): Do not use
23201 the infrastructure if after_memory_report.
23202 * toplev.c (toplev::main): Mark after memory report.
23204 2016-02-25 Richard Biener <rguenther@suse.de>
23206 PR tree-optimization/48795
23207 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
23209 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
23212 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
23213 offloading is enabled and -fopenacc or -fopenmp is specified.
23214 (CRTOFFLOADEND): Likewise.
23215 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
23216 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
23217 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
23218 (offload_objects_file_name): New static var.
23219 (tool_cleanup): Remove offload_objects_file_name file.
23220 (find_offloadbeginend): Replace with ...
23221 (find_crtoffloadtable): ... this.
23222 (run_gcc): Remove offload_argc and offload_argv.
23223 Get offload_objects_file_name from -foffload-objects=... option.
23224 Read names of object files with offload from this file, pass them to
23225 compile_images_for_offload_targets. Don't call find_offloadbeginend and
23226 don't pass offloadbegin and offloadend to the linker. Don't pass
23227 offload non-LTO files to the linker, because now they're not claimed.
23229 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
23232 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
23233 on builtin_unreachable.
23235 2016-02-25 Jakub Jelinek <jakub@redhat.com>
23237 PR rtl-optimization/69896
23238 * regcprop.c: Include cfgrtl.h.
23239 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
23240 than remembered mode, either delete it (if noop_move_p), or
23241 treat like copy_p but not noop_p instruction.
23243 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23246 * dwarf2out.c (gen_variable_die): Work around buggy LTO
23247 - allow NULL decl for Fortran DW_TAG_common_block variables.
23249 2016-02-24 Jason Merrill <jason@redhat.com>
23251 * common.opt (flifetime-dse): Add -flifetime-dse=1.
23253 2016-02-24 Richard Biener <rguenther@suse.de>
23254 Jakub Jelinek <jakub@redhat.com>
23256 PR middle-end/69760
23257 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
23258 conditionally executed ops to well-defined overflow behavior.
23260 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23262 PR middle-end/69915
23263 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
23266 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23268 PR rtl-optimization/69886
23269 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
23270 argument. Use it when checking validity of set instructions.
23271 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
23272 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
23274 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
23275 * store-motion.c (find_moveable_store): Update
23276 can_assign_to_reg_without_clobbers_p callsite.
23278 2016-02-24 Richard Biener <rguenther@suse.de>
23280 PR middle-end/68963
23281 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
23283 (record_nonwrapping_iv): Do not fall back to the low/high bound
23284 for non-constant IV bases if the stmt is not always executed.
23286 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23288 * config/arm/arm-cores.def (cortex-a32): New entry.
23289 * config/arm/arm-tables.opt: Regenerate.
23290 * config/arm/arm-tune.md: Regenerate.
23291 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
23292 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
23293 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
23294 for -mcpu and -mtune.
23296 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23299 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
23300 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
23301 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
23302 (atomic_loaddi_1): Delete.
23303 (atomic_loaddi): Rewrite expander using the above changes.
23305 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23308 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
23311 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23312 Richard Biener <rguenth@suse.de>
23314 PR middle-end/69909
23315 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
23316 set_mem_attributes if tem is SSA_NAME which got expanded
23319 2016-02-24 Richard Biener <rguenther@suse.de>
23321 PR tree-optimization/69907
23322 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
23323 end of permutations for BB vectorization.
23325 2016-02-24 Christian Bruel <christian.bruel@st.com>
23327 * config/arm/arm-c.c (arm_option_override): Initialize
23328 target_option_current_node.
23329 * config/arm/arm.c (arm_pragma_target_parse): Replace
23330 build_target_option_node call by target_option_current_node.
23331 Set target_option_current_node.
23334 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
23337 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
23338 define_insn_and_split to define_insn.
23339 (zero_extendqi<mode>2_dot2): Same.
23340 (extendqi<mode>2_dot): Same.
23341 (extendqi<mode>2_dot2): Same.
23343 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
23345 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
23346 and add bypass for AES{D,E} and AESMC pairs.
23347 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
23350 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
23352 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
23353 series for reciprocal square root in Exynos M1.
23355 2016-02-23 Martin Sebor <msebor@redhat.com>
23358 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
23359 __builtin_alloca_with_align.
23361 2016-02-23 Richard Henderson <rth@redhat.com>
23363 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
23364 (ix86_register_pragmas): Remove __seg_tls.
23365 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
23366 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
23367 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
23368 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
23369 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
23370 * doc/extend.texi (__seg_tls): Remove item.
23372 2016-02-23 Richard Biener <rguenther@suse.de>
23374 * alloc-pool.h (struct allocation_object): Make id member
23375 conditional on CHECKING_P again.
23376 (get_instance): Adjust.
23377 (base_pool_allocator): Likewise.
23379 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
23381 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
23382 (parallelize_loops): In OpenACC kernels mode, set n_threads to
23384 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
23386 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
23388 2016-02-23 Richard Biener <rguenther@suse.de>
23390 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
23391 * bitmap.h (struct bitmap_usage): Likewise.
23392 (bitmap_move): Declare.
23393 * bitmap.c (register_overhead): Take size_t argument.
23394 (bitmap_move): New function.
23395 * df-problems.c (df_rd_transfer_function): Use bitmap_move
23396 to properly account overhead.
23397 * tree.c (free_node): Use tree_size.
23399 2016-02-23 Jakub Jelinek <jakub@redhat.com>
23402 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
23403 when inverting comparison.
23406 * common.opt (Wunreachable-code): Add Warning flag.
23408 2016-02-23 Mark Wielaard <mjw@redhat.com>
23409 Jakub Jelinek <jakub@redhat.com>
23412 * cgraphunit.c (check_global_declaration): Check main_input_filename
23413 and DECL_SOURCE_FILE are not NULL.
23415 2016-02-23 Martin Jambor <mjambor@suse.cz>
23417 PR tree-optimization/69666
23418 * tree-sra.c (sra_modify_assign): Do not attempt to create
23419 default_def replacements for unscalarizable regions.
23421 2016-02-20 Mark Wielaard <mjw@redhat.com>
23424 * cgraphunit.c (check_global_declaration): Check level of
23425 warn_unused_const_variable and main_input_filename.
23426 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
23427 (-Wunused-variable): For C implies -Wunused-const-variable=1.
23428 (-Wunused-const-variable): Explain levels 1 and 2.
23430 2016-02-22 Jakub Jelinek <jakub@redhat.com>
23433 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
23434 identical arguments. Formatting and spelling fixes.
23437 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
23442 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
23443 and m68k-devices.def.
23444 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
23445 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
23447 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
23449 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
23450 and HImode registers.
23452 2016-02-22 Richard Biener <rguenther@suse.de>
23454 PR tree-optimization/69882
23455 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
23456 preserve permutations present because of gaps.
23457 (vect_supported_load_permutation_p): Always continue checking
23458 permutations after vect_attempt_slp_rearrange_stmts.
23460 2016-02-22 Bin Cheng <bin.cheng@arm.com>
23462 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
23463 min_profitable_estimate, rather than min_profitable_iters.
23465 2016-02-22 Jakub Jelinek <jakub@redhat.com>
23468 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
23469 SImode for last match_operand.
23471 2016-02-22 Martin Liska <mliska@suse.cz>
23473 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
23474 return bitsize - 1 as the return value.
23476 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
23480 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
23481 Handle negative shift counts.
23482 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
23483 force_reg on the shift constant.
23484 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
23485 (lshrsi3_d): Handle negative shift counts.
23487 2016-02-22 Richard Biener <rguenther@suse.de>
23488 Tom de Vries <tom@codesourcery.com>
23490 * graph.c: Include dumpfile.h.
23491 (print_graph_cfg): Split into three overloads.
23492 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
23494 2016-02-22 Tom de Vries <tom@codesourcery.com>
23496 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
23499 2016-02-22 Richard Biener <rguenther@suse.de>
23502 * ipa-inline-transform.c (inline_call): When not updating
23503 overall summaries adjust self size by the growth estimate.
23504 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
23505 hash-set, do not update overall summaries here. Renamed from ...
23506 (inline_to_all_callers): ... this which is now wrapping the
23507 above and performing delayed overall summary update.
23508 (early_inline_small_functions): Delay updating of the overall
23511 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
23513 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
23516 2016-02-19 Jakub Jelinek <jakub@redhat.com>
23519 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
23520 :%* in %:gt() argument.
23521 (greater_than_spec_func): Adjust for expecting only numbers,
23522 if there are more than two numbers, compare the last two.
23524 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
23526 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
23527 -Wnarrowing with -std.
23529 2016-02-19 Jakub Jelinek <jakub@redhat.com>
23532 * expr.c (store_field): Don't use bit-field path if exp is
23533 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
23534 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
23535 and the assignment can be performed by bitwise copy. Formatting
23538 PR middle-end/69838
23539 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
23540 call copy_reg_eh_region_note_forward on before and/or after sequences
23541 and remove note from insn if it no longer can throw.
23544 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
23545 if TARGET_AVX512BW.
23547 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23549 * config/s390/vector.md: Add missing commutative operand markers
23550 to the patterns which qualify for one.
23551 * config/s390/vx-builtins.md: Likewise.
23553 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23555 * config/s390/vector.md (VI, VI_QHS): Add single element vector
23556 types to mode iterators.
23557 (vec_double): ... and mode attribute.
23558 * config/s390/vx-builtins.md (non_vec_int): Likewise.
23560 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23562 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
23563 Change the predicate of op2 from nonimmediate to general and let
23564 reload fix it if necessary.
23566 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23568 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
23570 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23572 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
23575 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23577 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
23578 * config/s390/s390.c (s390_expand_vec_movstr): New function.
23579 * config/s390/s390.md ("movstr<P:mode>"): Call
23580 s390_expand_vec_movstr.
23582 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23584 * config/s390/s390.md: Add missing output modifier for operand 1
23585 to print it as address properly.
23587 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23589 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
23590 * config/s390/2964.md: New file.
23591 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
23592 of insn grouping attributes depending on the CPU level.
23593 (s390_get_unit_mask): New function.
23594 (s390_sched_score): Remove the OOO from the scheduling macros.
23595 Add loop to calculate a score for the instruction mix.
23596 (s390_sched_reorder): Likewise plus improve debug output.
23597 (s390_sched_variable_issue): Rename macros as above. Calculate
23598 the unit distances after actually scheduling an insn. Improve
23600 (s390_sched_init): Clear last_scheduled_unit_distance array.
23601 * config/s390/s390.md: Include 2964.md.
23603 2016-02-18 Jakub Jelinek <jakub@redhat.com>
23606 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
23607 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
23608 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
23609 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
23610 *avx512f_<code>v8div16qi2_mask_1): New insns.
23612 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23615 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
23618 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
23619 earlyclobber from target. Use wF constraint for fused memory
23621 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
23623 2016-02-18 Jakub Jelinek <jakub@redhat.com>
23624 Martin Liska <mliska@suse.cz>
23627 * cfgexpand.c (asan_sanitize_stack_p): New function.
23628 (partition_stack_vars): Use the function.
23629 (expand_stack_vars): Likewise.
23630 (defer_stack_allocation): Likewise.
23631 (expand_used_vars): Likewise.
23633 2016-02-18 Richard Biener <rguenther@suse.de>
23635 PR middle-end/69553
23636 * fold-const.c (operand_equal_p): Properly compare offsets for
23637 IMAGPART_EXPR and ARRAY_REF.
23639 2016-02-18 Nick Clifton <nickc@redhat.com>
23643 * config/arm/arm.c (arm_option_override_internal): Disable
23644 interworking if the target does not support thumb instructions.
23645 (arm_reload_in_hi): Handle the case where a register to register
23646 move needs reloading because there is no simple pattern to handle
23648 (arm_reload_out_hi): Likewise.
23650 2016-02-18 Richard Biener <rguenther@suse.de>
23652 PR middle-end/69854
23653 * match.pd: Don't use fold_binary or fold_unary for folding
23656 2016-02-17 Jakub Jelinek <jakub@redhat.com>
23659 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
23660 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
23661 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
23662 warn on gimple_no_warning_p statements.
23664 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
23666 * doc/extend.texi (C++ Attributes): Correct description of
23667 warn_unused type attribute.
23669 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23671 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
23672 correct instruction.
23674 2016-02-17 Richard Biener <rguenther@suse.de>
23676 PR rtl-optimization/69609
23677 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
23678 (find_traces_1_round): When ending a trace update cached priority
23680 (bb_to_key): Use cached priority when available.
23681 (copy_bb): Initialize cached priority.
23682 (reorder_basic_blocks_software_trace_cache): Likewise.
23684 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23687 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
23689 (aarch64_comparison_operator): Break overly long line into two.
23690 (aarch64_comparison_operation): Likewise.
23691 * config/aarch64/aarch64.md (cstorecc4): Use
23692 aarch64_comparison_operator_mode instead of
23693 aarch64_comparison_operator.
23694 (cstore<mode>4): Likewise.
23695 (aarch64_cstore<mode>): Likewise.
23696 (*cstoresi_insn_uxtw): Likewise.
23697 (cstore<mode>_neg): Likewise.
23698 (*cstoresi_neg_uxtw): Likewise.
23700 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23703 * config/arm/predicates.md (arm_comparison_operator_mode):
23705 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
23706 instead of arm_comparison_operator.
23707 (*mov_negscc): Likewise.
23708 (*mov_notscc): Likewise.
23709 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
23710 (*thumb2_mov_negscc): Likewise.
23711 (*thumb2_mov_negscc_strict_it): Likewise.
23712 (*thumb2_mov_notscc): Likewise.
23713 (*thumb2_mov_notscc_strict_it): Likewise.
23715 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
23717 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
23718 Add missing return.
23720 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
23722 * config/visium/visium.c (machine_libfunc_index): New enum.
23723 (machine_libfuncs): New structure.
23724 (visium_libfuncs): New static variable.
23725 (TARGET_INIT_LIBFUNCS): Define to...
23726 (visium_init_libfuncs): ...this. New function.
23727 (expand_block_move_4): Use the appropriate libfunc.
23728 (expand_block_move_2): Likewise.
23729 (expand_block_move_1): Likewise.
23730 (expand_block_set_4): Likewise.
23731 (expand_block_set_2): Likewise.
23732 (expand_block_set_1): Likewise.
23733 (visium_trampoline_init): Likewise.
23735 2016-02-17 Nick Clifton <nickc@redhat.com>
23737 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
23738 TI's devices.csv file as of March 2016.
23740 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
23743 * opts-global.c (handle_common_deferred_options): Introduce and
23744 initialize two global variables to remember command-line options
23745 specifying a stack-limiting register.
23746 * opts.h: Add extern declarations of the two new global variables.
23747 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
23748 variable based on the values of the two new global variables.
23750 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23753 * common.opt (Wnonnull-compare): New warning.
23754 * doc/invoke.texi (-Wnonnull): Remove text about comparison
23755 of arguments against NULL.
23756 (-Wnonnull-compare): Document.
23757 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
23758 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
23759 * passes.def (pass_warn_nonnull_compare): Add.
23760 * gimple-ssa-nonnull-compare.c: New file.
23762 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23764 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
23765 AARCH64_EXTRA_TUNE_RECIP_SQRT.
23767 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23769 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
23770 reciprocal sqrt for -mlow-precision-recip-sqrt.
23772 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23773 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23775 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
23776 always use lane loads to construct non-constant vectors.
23778 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23780 * config/aarch64/aarch64.md
23781 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
23782 constraints for operand 3.
23783 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
23785 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23786 Richard Biener <rguenther@suse.de>
23788 PR tree-optimization/69820
23789 * tree-vect-patterns.c (type_conversion_p): Return false if
23790 *orig_type is unsigned single precision or boolean.
23791 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
23794 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23796 PR rtl-optimization/69764
23797 PR rtl-optimization/69771
23798 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
23799 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
23801 2016-02-16 Richard Biener <rguenther@suse.de>
23803 PR tree-optimization/69776
23804 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
23806 (indirect_refs_may_alias_p): Likewise.
23807 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
23808 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
23809 according to tbaa_p.
23810 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
23811 (optimize_stmt): For redundant store discovery do not allow tbaa.
23813 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
23815 PR tree-optimization/69714
23816 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
23817 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
23819 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
23821 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
23822 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
23823 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
23824 * config/arc/arc.c (arc_init): Check FPU options.
23825 (get_arc_condition_code): Handle new CC_FPU* modes.
23826 (arc_select_cc_mode): Likewise.
23827 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
23828 register pair only. Allow access for ARCv2 accumulator.
23829 (gen_compare_reg): Whenever we have FPU support use FPU compare
23831 (arc_reorg): Don't generate brcc insns when FPU compare
23832 instructions are involved.
23833 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
23834 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
23835 floating point emulation.
23836 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
23837 (REVERSE_CONDITION): Add new CC_FPU* modes.
23838 (TARGET_FP_SP_BASE): Define.
23839 (TARGET_FP_DP_BASE): Likewise.
23840 (TARGET_FP_SP_FUSED): Likewise.
23841 (TARGET_FP_DP_FUSED): Likewise.
23842 (TARGET_FP_SP_CONV): Likewise.
23843 (TARGET_FP_DP_CONV): Likewise.
23844 (TARGET_FP_SP_SQRT): Likewise.
23845 (TARGET_FP_DP_SQRT): Likewise.
23846 (TARGET_FP_DP_AX): Likewise.
23847 * config/arc/arc.md (ARCV2_ACC): New constant.
23848 (type): New fpu type attribute.
23849 (SDF): Conditional iterator.
23850 (cstore<mode>, cbranch<mode>): Change expand condition.
23851 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
23852 handles FPU/FPX cases as well.
23853 * config/arc/arc.opt (mfpu): New option.
23854 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
23856 (adddf3, muldf3, subdf3): Removed.
23857 * config/arc/predicates.md (proper_comparison_operator): Recognize
23859 * config/arc/fpu.md: New file.
23860 * doc/invoke.texi (ARC Options): Document mfpu option.
23862 2016-02-16 Richard Biener <rguenther@suse.de>
23864 PR rtl-optimization/69291
23865 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
23866 noce_operand_ok check.
23868 2016-02-16 Tom de Vries <tom@codesourcery.com>
23871 * omp-low.c (simd_clone_create): Remove call to
23872 symtab->call_cgraph_insertion_hooks.
23874 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23876 PR tree-optimization/69802
23877 * tree-ssa-reassoc.c (update_range_test): If op is
23878 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
23879 op == 1 test of precision 1 integral op, otherwise handle
23880 that case as op itself. Fix up formatting.
23881 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
23884 2016-02-16 Richard Biener <rguenther@suse.de>
23886 PR tree-optimization/69586
23887 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
23888 types for conversion sources.
23890 2016-02-16 Richard Biener <rguenther@suse.de>
23892 PR middle-end/69801
23893 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
23894 mask OEP_ADDRESS_OF.
23896 2016-02-16 Alan Modra <amodra@gmail.com>
23899 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
23900 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
23901 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
23903 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
23904 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
23905 (p8_fmrgow_<mode>): Likewise.
23906 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
23908 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
23909 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
23910 to use movdi_internal64. Remove op0_di.
23911 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
23913 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
23915 Add support for the FCCMP insn types
23917 * config/aarch64/aarch64.md (fccmp): Change insn type.
23918 (fccmpe): Likewise.
23919 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
23920 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
23921 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
23922 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
23923 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
23924 * config/arm/types.md (fccmps): Add new insn type.
23925 (fccmpd): Likewise.
23927 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
23929 * alias.c (get_alias_set): Fix a typo in comment.
23931 2016-02-15 Richard Biener <rguenther@suse.de>
23933 PR tree-optimization/69595
23934 * match.pd: Complete range test simplification to true.
23936 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
23938 PR rtl-optimization/69648
23939 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
23940 pic_offset_table_rtx.
23942 PR rtl-optimization/69752
23943 * ira.c (update_equiv_regs): When looking for more than a single SET,
23944 also take other side effects into account.
23946 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23948 * config/s390/s390.c (s390_function_profiler): Add a new sequence
23949 for z900+ CPUs in 31-bit mode.
23951 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23953 * common/config/s390/s390-common.c (s390_supports_split_stack):
23955 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
23956 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
23957 * config/s390/s390.c (struct machine_function): New field
23958 split_stack_varargs_pointer.
23959 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
23960 in s390_emit_prologue.
23961 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
23963 (morestack_ref): New global.
23964 (SPLIT_STACK_AVAILABLE): New macro.
23965 (s390_expand_split_stack_prologue): New function.
23966 (s390_live_on_entry): New function.
23967 (s390_va_start): Use split-stack vararg pointer if appropriate.
23968 (s390_asm_file_end): Emit the split-stack note sections.
23969 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
23970 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
23971 (UNSPECV_SPLIT_STACK_CALL): New unspec.
23972 (UNSPECV_SPLIT_STACK_DATA): New unspec.
23973 (split_stack_prologue): New expand.
23974 (split_stack_space_check): New expand.
23975 (split_stack_data): New insn.
23976 (split_stack_call): New expand.
23977 (split_stack_call_*): New insn.
23978 (split_stack_cond_call): New expand.
23979 (split_stack_cond_call_*): New insn.
23981 2016-02-15 Richard Biener <rguenther@suse.de>
23983 PR tree-optimization/69783
23984 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23985 Add trivially correct cases.
23987 2016-02-15 Tom de Vries <tom@codesourcery.com>
23990 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
23992 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
23994 2016-02-15 Richard Biener <rguenther@suse.de>
23996 PR tree-optimization/69776
23997 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
23998 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
23999 indicate whether we can use TBAA to disambiguate against stores.
24000 Use alias-set zero if not.
24001 (visit_reference_op_store): Do not use TBAA when looking up
24003 * tree-ssa-pre.c (compute_avail): Use TBAA here.
24004 (eliminate_dom_walker::before_dom_children): But not when looking
24005 up redundant stores.
24007 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
24009 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
24011 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24013 * config/i386/znver1.md
24014 (znver1_pop, znver1_pop_mem,
24015 znver1_load_imov_double_store,
24016 znver1_load_imov_direct_store,
24017 znver1_load_imov_direct_load,
24018 znver1_load_imov_double_load): Add new.
24019 (znver1_insn, znver1_insn_load): Add icmov type.
24020 (znver1_sseavx_fma,
24021 znver1_sseavx_fma_load,
24023 znver1_avx256_fma_load): Fix pipe usage.
24025 2016-02-14 Alan Modra <amodra@gmail.com>
24028 * reload.c (find_reloads_address_1): For pre/post-inc/dec
24029 with an invalid hard reg, reload just the reg not the entire
24030 pre/post-inc/dec address expression.
24032 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
24035 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
24036 fixed R1_REG scratch reg.
24037 (sibcall_value_pcrel_fdpic): Likewise.
24039 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
24043 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
24045 2016-02-12 Walter Lee <walt@tilera.com>
24047 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
24048 * config/tilegx/t-tilegx: Likewise.
24050 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24053 * diagnostic-show-locus.c (struct line_span): New struct.
24054 (layout::get_first_line): Delete.
24055 (layout::get_last_line): Delete.
24056 (layout::get_num_line_spans): New member function.
24057 (layout::get_line_span): Likewise.
24058 (layout::print_heading_for_line_span_index_p): Likewise.
24059 (layout::get_expanded_location): Likewise.
24060 (layout::calculate_line_spans): Likewise.
24061 (layout::m_first_line): Delete.
24062 (layout::m_last_line): Delete.
24063 (layout::m_line_spans): New field.
24064 (layout::layout): Update comment. Replace m_first_line and
24065 m_last_line with m_line_spans, replacing their initialization
24066 with a call to calculate_line_spans.
24067 (diagnostic_show_locus): When printing source lines and
24068 annotations, rather than looping over a single span
24069 of lines, instead loop over each line_span within
24070 the layout, with an inner loop over the lines within them.
24071 Call the context's start_span callback when changing line spans.
24072 * diagnostic.c (diagnostic_initialize): Initialize start_span.
24073 (diagnostic_build_prefix): Break out the building of the location
24074 part of the string into...
24075 (diagnostic_get_location_text): ...this new function, rewriting
24076 it from nested ternary expressions to a sequence of "if"
24078 (default_diagnostic_start_span_fn): New function.
24079 * diagnostic.h (diagnostic_start_span_fn): New typedef.
24080 (diagnostic_context::start_span): New field.
24081 (default_diagnostic_start_span_fn): New prototype.
24083 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24086 * gcc.c (driver::finalize): Fix cleanup of "specs".
24088 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24092 * gcc.c (driver::driver): Initialize m_option_suggestions.
24093 (driver::~driver): Clean up m_option_suggestions.
24094 (suggest_option): Convert to...
24095 (driver::suggest_option): ...this, and split out into
24096 driver::build_option_suggestions and find_closest_string.
24097 (driver::build_option_suggestions): New function, from
24098 first half of suggest_option. Special-case
24099 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
24100 the sanitizer_opts array. For options of enum types, add the
24101 various enum values to the candidate strings.
24102 (driver::handle_unrecognized_options): Remove "const".
24103 * gcc.h (driver::handle_unrecognized_options): Likewise.
24104 (driver::build_option_suggestions): New decl.
24105 (driver::suggest_option): New decl.
24106 (driver::m_option_suggestions): New field.
24107 * opts-common.c (add_misspelling_candidates): New function.
24108 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
24109 and make non-static.
24110 * opts.h (sanitizer_opts): New array decl.
24111 (add_misspelling_candidates): New function decl.
24112 * spellcheck.c (find_closest_string): New function.
24113 * spellcheck.h (find_closest_string): New function decl.
24115 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24117 PR rtl-optimization/69764
24118 PR rtl-optimization/69771
24119 * optabs.c (expand_binop_directly): For shift_optab_p, force
24120 convert_modes with VOIDmode if xop1 has VOIDmode.
24122 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
24125 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
24126 to correctly determine instrumentation thunks.
24128 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24131 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
24132 type by reference, force lhs on the call.
24135 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
24136 Compute retval and retbnd early in all cases if split_part_return_p
24137 and return_bb is not EXIT. Remove all clobber stmts and reset
24138 all debug stmts that refer to SSA_NAMEs defined in split part,
24139 except if it is retval, in that case replace the old retval with the
24140 lhs of the call to the split part.
24142 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24145 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24147 PR middle-end/66726
24148 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
24149 whose result is used in PHI.
24150 (maybe_optimize_range_tests): Likewise.
24151 (final_range_test_p): Likweise.
24153 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24155 PR middle-end/66726
24156 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
24157 whose result is used in PHI.
24158 (maybe_optimize_range_tests): Likewise.
24159 (final_range_test_p): Likweise.
24161 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24163 * cgraph.c: Spelling fixes - behaviour -> behavior and
24164 neighbour -> neighbor.
24165 * target.def: Likewise.
24166 * sel-sched.c: Likewise.
24167 * config/mips/mips.c: Likewise.
24168 * config/arc/arc.md: Likewise.
24169 * config/arm/cortex-a57.md: Likewise.
24170 * config/arm/arm.c: Likewise.
24171 * config/arm/neon.md: Likewise.
24172 * config/arm/arm-c.c: Likewise.
24173 * config/vms/vms-c.c: Likewise.
24174 * config/s390/s390.c: Likewise.
24175 * config/i386/znver1.md: Likewise.
24176 * config/i386/i386.c: Likewise.
24177 * config/ia64/hpux-unix2003.h: Likewise.
24178 * config/msp430/msp430.md: Likewise.
24179 * config/rx/rx.c: Likewise.
24180 * config/rx/rx.md: Likewise.
24181 * config/aarch64/aarch64-simd.md: Likewise.
24182 * config/aarch64/aarch64.c: Likewise.
24183 * config/nvptx/nvptx.c: Likewise.
24184 * config/bfin/bfin.c: Likewise.
24185 * config/cris/cris.opt: Likewise.
24186 * config/rs6000/rs6000.c: Likewise.
24187 * target.h: Likewise.
24188 * spellcheck.c: Likewise.
24189 * ira-build.c: Likewise.
24190 * tree-inline.c: Likewise.
24191 * builtins.c: Likewise.
24192 * lra-constraints.c: Likewise.
24193 * explow.c: Likewise.
24194 * hwint.h: Likewise.
24195 * targhooks.c: Likewise.
24196 * tree-vect-data-refs.c: Likewise.
24197 * expr.c: Likewise.
24198 * doc/tm.texi: Likewise.
24199 * doc/extend.texi: Likewise.
24200 * doc/install.texi: Likewise.
24201 * doc/md.texi: Likewise.
24202 * tree-ssa-tail-merge.c: Likewise.
24203 * sched-int.h: Likewise.
24204 * match.pd: Likewise.
24205 * sched-ebb.c: Likewise.
24206 * target.def (omit_struct_return_reg): Likewise.
24207 * gimple-ssa-isolate-paths.c: Likewise.
24208 (find_implicit_erroneous_behaviour): Renamed to...
24209 (find_implicit_erroneous_behavior): ... this.
24210 (find_explicit_erroneous_behaviour): Renamed to...
24211 (find_explicit_erroneous_behavior): ... this.
24212 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
24214 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
24216 PR rtl-optimization/64682
24217 PR rtl-optimization/69567
24218 PR rtl-optimization/69737
24219 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
24220 in I2 as well, just lose it.
24222 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24224 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
24226 (aarch64_last_printed_tune_string): Likewise.
24227 (aarch64_declare_function_name): Only output .arch assembler
24228 directive if it will be different from the previously output
24229 directive. Same for .tune comment but only if -dA is set.
24230 (aarch64_start_file): New function.
24231 (TARGET_ASM_FILE_START): Define.
24233 2016-02-11 David Malcolm <dmalcolm@redhat.com>
24236 * Makefile.in (PLUGIN_HEADERS): Add params.list.
24238 2016-02-11 Jakub Jelinek <jakub@redhat.com>
24241 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
24242 -Wmaybe-uninitialized warning.
24244 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
24247 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
24249 2016-02-11 Richard Biener <rguenther@suse.de>
24251 PR rtl-optimization/69291
24252 * ifcvt.c (noce_try_store_flag_constants): Do not allow
24253 subexpressions affected by changing the result.
24255 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
24258 * lra-constraints.c (curr_insn_transform): Find in/out operands
24259 for secondary memory moves. Update dups.
24261 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
24263 PR tree-optimization/69652
24264 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
24265 to nested loop, did source re-formatting, skip debug statements,
24266 add check on statement with volatile operand, remove dead scalar
24269 2016-02-10 Jakub Jelinek <jakub@redhat.com>
24270 Patrick Palka <ppalka@gcc.gnu.org>
24274 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
24275 calls if the return type is TREE_ADDRESSABLE.
24276 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
24277 * ipa-split.c (split_function): Fix doubled "we" in comment.
24278 Use void return type for the split part even if
24279 !split_point->split_part_set_retval.
24281 2016-02-10 Bin Cheng <bin.cheng@arm.com>
24283 PR tree-optimization/68021
24284 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
24285 when computing the value of biv cand by itself.
24287 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
24289 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
24290 (cortexa57_tunings): Likewise.
24291 (cortexa72_tunings): Likewise.
24292 (arch_macro_fusion_pair_p): Add support for AES fusion.
24293 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
24294 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
24295 Allow virtual registers before reload so early scheduling works.
24296 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
24297 correct latency and pipeline.
24298 (cortex_a57_crypto_complex): Likewise.
24299 (cortex_a57_crypto_xor): Likewise.
24300 (define_bypass): Add AES bypass.
24302 2016-02-10 Richard Biener <rguenther@suse.de>
24304 PR tree-optimization/69726
24305 * passes.def: Add DCE pass before late uninit.
24306 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
24307 really fixup if-conversions job.
24309 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
24311 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
24312 (arm_cortex_a57_tune): Likewise.
24313 (aarch_macro_fusion_pair_p): Add support for AES fusion.
24314 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
24316 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
24318 * timevar.def (TV_PHASE_DBGINFO): Delete.
24319 (TV_PHASE_CHECK_DBGINFO): Likewise.
24320 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
24322 2016-02-10 Richard Biener <rguenther@suse.de>
24324 PR tree-optimization/69719
24325 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
24326 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
24328 2016-02-09 Andrew Pinski <apinski@cavium.com>
24331 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
24332 get_vcond_mask_icode returns false.
24334 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
24337 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
24338 an ADDIS that adds a pointer to a large constant that sets the
24339 upper16 bits with a load operation.
24341 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
24344 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
24346 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
24348 (vzipq_s16): Likewise.
24349 (vzipq_s32): Likewise.
24350 (vzipq_f32): Likewise.
24351 (vzipq_u8): Likewise.
24352 (vzipq_u16): Likewise.
24353 (vzipq_u32): Likewise.
24354 (vzipq_p8): Likewise.
24355 (vzipq_p16): Likewise.
24357 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
24360 * config/arm/arm.c (neon_endian_lane_map): New function.
24361 (neon_vector_pair_endian_lane_map): New function.
24362 (arm_evpc_neon_vuzp): Allow for big endian lane order.
24363 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
24365 (vuzpq_s16): Likewise.
24366 (vuzpq_s32): Likewise.
24367 (vuzpq_f32): Likewise.
24368 (vuzpq_u8): Likewise.
24369 (vuzpq_u16): Likewise.
24370 (vuzpq_u32): Likewise.
24371 (vuzpq_p8): Likewise.
24372 (vuzpq_p16): Likewise.
24374 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
24377 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
24380 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
24382 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
24383 truncate const_int operand 1 to QImode.
24385 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
24387 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
24388 corresponding to an abnormal edge.
24390 2016-02-09 Tom de Vries <tom@codesourcery.com>
24392 PR tree-optimization/69599
24393 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
24395 (find_func_aliases_for_builtin_call, find_func_clobbers)
24396 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
24399 2016-02-09 Richard Biener <rguenther@suse.de>
24401 PR tree-optimization/69715
24402 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
24403 LHS on calls as non-rewritable.
24405 2016-02-09 Tom de Vries <tom@codesourcery.com>
24408 * lto-wrapper.c (append_diag_options): New function.
24409 (compile_offload_image): Call append_diag_options.
24411 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
24414 * doc/extend.texi (Flag Output Operands): Correct sectioning.
24415 Minor copy-edit to fix verb tenses.
24417 2016-02-08 Jakub Jelinek <jakub@redhat.com>
24419 PR tree-optimization/69209
24420 * ipa-split.c (split_function): If split part is not
24421 returning retval, retval has gimple type but is not
24422 gimple value, force it into a SSA_NAME first.
24424 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
24426 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
24429 2016-02-08 Jason Merrill <jason@redhat.com>
24432 * convert.c (convert_to_integer_1): Check dofold on truncation
24434 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
24435 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
24436 Rename from *_nofold.
24437 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
24438 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
24440 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
24443 * tree.c (build_common_tree_nodes): Remove short_double argument.
24444 All callers changed.
24445 * tree.h (build_common_tree_nodes): Adjust declaration.
24446 * doc/invoke.texi (-fshort-double): Remove documentation.
24447 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24448 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
24449 * lto-wrapper.c (merge_and_complain, append_compiler_options)
24450 (append_linker_options): Don't handle OPT_fshort_double.
24452 PR rtl-optimization/68730
24453 * lra-remat.c (insn_to_cand_activation): New static variable.
24454 (lra_remat): Allocate and free it.
24455 (create_cand): New arg activation. Initialize a field in
24456 insn_to_cand_activation if it is nonnull.
24457 (create_cands): Pass the activation insn to create_cand when making
24458 a candidate involving an output reload. Reorganize code a little.
24459 (do_remat): Keep track of active status of candidates in a separate
24462 2016-02-08 Richard Biener <rguenther@suse.de>
24464 PR tree-optimization/69719
24465 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
24466 Properly use absolute of the difference of the two offsets to
24467 compare or adjust the segment length.
24469 2016-02-08 Richard Biener <rguenther@suse.de>
24470 Jeff Law <law@redhat.com>
24473 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
24474 types for anonymous SSA names.
24476 2016-02-08 Richard Biener <rguenther@suse.de>
24478 PR rtl-optimization/69274
24479 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
24481 2016-02-08 Jeff Law <law@redhat.com>
24483 PR tree-optimization/65917
24484 * tree-ssa-dom.c (record_temporary_equivalences): Record both
24485 equivalences from if (x == y) style conditionals.
24486 (loop_depth_of_name): Remove.
24487 (record_equality): Remove loop depth check.
24488 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
24489 (const_and_copies::record_const_or_copy_raw): New member function.
24490 * tree-ssa-scopedtables.c
24491 (const_and_copies::record_const_or_copy_raw): New, factored out of
24492 (const_and_copies::record_const_or_copy): Call new member function.
24494 2016-02-05 Jeff Law <law@redhat.com>
24496 PR tree-optimization/68541
24497 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
24498 (count_stmts_in_block): New function.
24499 (poor_ifcvt_candidate_code): Likewise.
24500 (is_feasible_trace): Add some heuristics to determine when path
24501 splitting is profitable.
24502 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
24503 is a diamond with a single exit.
24505 2016-02-05 Martin Sebor <msebor@redhat.com>
24508 * doc/invoke.texi: Update -Wplacement-new to take an optional
24511 2016-02-06 Richard Henderson <rth@redhat.com>
24514 * tree.c (tree_nop_conversion_p): Do not strip casts into or
24515 out of non-standard address spaces.
24517 2016-02-05 Jakub Jelinek <jakub@redhat.com>
24519 PR rtl-optimization/69691
24520 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
24522 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
24524 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
24525 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
24526 (*ieee128_mfvsrd_64bit): Likewise.
24527 (*ieee128_mfvsrd_32bit): Likewise.
24529 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
24533 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24535 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24536 instrumented_version.
24538 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
24540 * doc/invoke.texi (Optimize Options): In table of --param options
24541 rename second occurrence of tracer-min-branch-ratio to
24542 tracer-min-branch-probability, rename
24543 tracer-min-branch-ratio-feedback to
24544 tracer-min-branch-probability-feedback and clarify description,
24545 rename sched-spec-state-edge-prob-cutoff to
24546 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
24547 to selsched-insns-to-rename, rename lto-minpartition to
24548 lto-min-partition, delete reorder-blocks-duplicate and
24549 reorder-blocks-duplicate-feedback.
24551 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24553 * config/s390/s390.c (s390_register_info_set_ranges): Remove
24556 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
24558 * doc/extend.texi: S/390: Correct some typos.
24560 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24562 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
24564 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24567 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
24568 (s390_register_info_gprtofpr): Use new macros above.
24569 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
24571 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
24572 its name. Adjust restore and save gpr ranges.
24573 (s390_register_info_set_ranges): New function.
24574 (s390_register_info): Use new macros above. Call
24575 s390_register_info_set_ranges.
24576 (s390_optimize_register_info): Likewise.
24577 (s390_hard_regno_rename_ok): Use new macros.
24578 (s390_hard_regno_scratch_ok): Likewise.
24579 (s390_emit_epilogue): Likewise.
24580 (s390_can_use_return_insn): Likewise.
24581 (s390_optimize_prologue): Likewise.
24582 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
24584 2016-02-05 Jakub Jelinek <jakub@redhat.com>
24587 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
24589 (ix86_option_override_internal): Disable TARGET_STV even for
24590 -m{incoming,preferred}-stack-boundary=3.
24592 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24594 * config.gcc: Mark deprecated rtems targets as obsolete.
24596 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
24598 PR rtl-optimization/64682
24599 PR rtl-optimization/69567
24600 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
24601 before I2 only if the register is both used and set in I2.
24603 2016-02-04 DJ Delorie <dj@redhat.com>
24605 * config/msp430/msp430.c (msp430_start_function): Add function type.
24607 2016-02-04 Jakub Jelinek <jakub@redhat.com>
24610 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
24612 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
24614 PR rtl-optimization/69577
24616 2015-10-29 Richard Henderson <rth@redhat.com>
24620 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
24621 sse check to the exact conditions of PR 67609.
24623 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
24626 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
24627 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
24628 not allowed into the traditional Altivec registers.
24629 (movtd_64bit_nodm): Likewise.
24630 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
24632 2016-02-04 David Malcolm <dmalcolm@redhat.com>
24634 * config/aarch64/cortex-a57-fma-steering.c
24635 (aarch64_register_fma_steering): Remove "static" from arguments
24638 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
24641 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
24642 twice when complex.
24644 2016-02-04 Mike Frysinger <vapier@gentoo.org>
24646 * doc/invoke.texi: Delete -mno-fma4.
24648 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
24650 PR rtl-optimization/69577
24651 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
24652 (find_subregs_of_mode): Update accordingly. Iterate over partial
24655 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
24657 * config/arm/arm-protos.h (neon_reinterpret): Remove.
24658 * config/arm/arm.c (neon_reinterpret): Remove.
24659 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
24660 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
24661 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
24662 vreinterpretti): Remove.
24663 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
24664 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
24665 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
24666 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
24667 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
24668 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
24669 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
24670 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
24671 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
24672 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
24673 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
24674 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
24675 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
24676 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
24677 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
24678 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
24679 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
24680 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
24681 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
24682 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
24683 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
24684 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
24685 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
24686 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
24687 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
24688 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
24689 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
24690 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
24691 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
24692 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
24693 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
24694 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
24695 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
24696 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
24697 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
24698 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
24699 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
24700 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
24701 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
24702 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
24703 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
24704 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
24705 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
24706 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
24707 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
24708 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
24709 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
24710 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
24711 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
24712 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
24713 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
24714 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
24715 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
24716 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
24717 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
24718 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
24719 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
24720 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
24721 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
24722 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
24723 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
24724 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
24725 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
24726 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
24727 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
24728 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
24729 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
24730 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
24731 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
24732 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
24733 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
24734 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
24735 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
24736 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
24737 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
24738 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
24739 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
24740 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
24741 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
24742 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
24743 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
24744 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
24745 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
24746 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
24747 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
24748 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
24749 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
24750 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
24751 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
24752 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
24753 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
24754 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
24755 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
24756 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
24757 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
24758 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
24759 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
24760 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
24761 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
24762 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
24763 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
24764 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
24765 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
24767 2016-02-04 Martin Liska <mliska@suse.cz>
24770 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
24771 that are gimple_store_p.
24772 (maybe_instrument_call): Likewise.
24774 2016-02-04 Bin Cheng <bin.cheng@arm.com>
24776 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
24777 register scaling out of memory reference and comment why.
24779 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24783 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
24784 folding the source of a SET.
24786 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24790 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
24791 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
24793 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
24797 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
24800 2016-02-04 Christian Bruel <christian.bruel@st.com>
24802 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
24803 * config/arm/arm.c (arm_set_current_function): Likewise.
24805 2016-02-04 Jakub Jelinek <jakub@redhat.com>
24806 Ilya Enkovich <enkovich.gnu@gmail.com>
24807 H.J. Lu <hongjiu.lu@intel.com>
24810 * config/i386/i386.c (convert_scalars_to_vector): Remove
24811 stack alignment fixes.
24812 (ix86_option_override_internal): Disable TARGET_STV if stack
24813 might not be aligned enough.
24814 (ix86_minimum_alignment): Assert that TARGET_STV is false.
24816 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
24818 * config/i386/x86-tune.def: Disable default prefetching
24821 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
24822 Vladimir Makarov <vmakarov@redhat.com>
24825 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
24826 in validating fused toc addresses.
24828 2016-02-03 Jakub Jelinek <jakub@redhat.com>
24831 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
24832 range->m_caret fields if range->m_show_caret_p is false.
24835 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
24836 Force oldval into register if it does not satisfy reg_or_short_operand
24837 predicate. Fix up formatting.
24839 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
24840 Alexandre Oliva <aoliva@redhat.com>
24843 * lra-constraints.c (simplify_operand_subreg): Check additionally
24844 address validity after potential reloading.
24845 (process_address_1): Check insns validity. In case of failure do
24848 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
24851 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
24854 2016-02-02 Jakub Jelinek <jakub@redhat.com>
24856 * wide-int.cc (canonize_uhwi): New function.
24857 (wi::divmod_internal): Use it.
24859 2016-02-02 James Norris <jnorris@codesourcery.com>
24861 * gimplify.c (omp_notice_variable): Add usage check.
24863 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
24865 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
24866 like LE, GE, LT, GT when emitting relational operator.
24868 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
24870 * ira-costs.c (find_costs_and_classes): Add extra argument.
24871 * target.def (ira_change_pseudo_allocno_class): Add parameter.
24872 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
24873 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
24874 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
24875 Add best_class parameter, and return it if not ALL_REGS.
24876 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
24878 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
24879 Update target hook.
24881 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
24883 * config/aarch64/aarch64.c
24884 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
24885 (aarch64_ira_change_pseudo_allocno_class): New function.
24887 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
24890 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
24892 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24894 * config/avr/avr.c (avr_option_override): Set
24895 PARAM_ALLOW_STORE_DATA_RACES to 1.
24897 2016-02-02 Richard Biener <rguenther@suse.de>
24899 PR tree-optimization/69595
24900 * match.pd: Add range test simplifications to true/false.
24902 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
24904 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
24905 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
24908 2016-02-02 Richard Biener <rguenther@suse.de>
24910 PR tree-optimization/69606
24911 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
24912 info on the result before moving a stmt.
24914 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
24916 PR middle-end/68542
24917 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
24918 branch with vector comparison.
24919 * config/i386/sse.md (VI48_AVX): New mode iterator.
24920 (define_expand "cbranch<mode>4): Add support for conditional branch
24921 with vector comparison.
24922 * tree-vect-loop.c (optimize_mask_stores): New function.
24923 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
24924 has_mask_store field of vect_info.
24925 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
24926 vectorized loops having masked stores after vec_info destroy.
24927 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
24928 correspondent macros.
24929 (optimize_mask_stores): Add prototype.
24931 2016-02-02 Alan Modra <amodra@gmail.com>
24934 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
24937 2016-02-02 Alan Modra <amodra@gmail.com>
24940 * config/rs6000/rs6000.c (need_toc_init): New var, set it
24941 whenever toc_label_name used.
24942 (rs6000_file_start): Don't set up toc section here,
24943 (rs6000_output_function_epilogue): do so here instead,
24944 (rs6000_xcoff_file_start): and here.
24945 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
24946 (load_toc_aix_di): Likewise.
24948 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24950 PR rtl-optimization/69592
24951 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
24952 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
24953 (num_sign_bit_copies_binary_arith_p): New inline function.
24954 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
24956 2016-02-01 Jeff Law <law@redhat.com>
24958 PR tree-optimization/69580
24959 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
24960 * tree-ssa-threadbackward.c
24961 (fsm_find_control_statement_thread_paths): Do not try to walk
24962 through large PHI nodes.
24964 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24966 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
24967 when count is incremented above limit, don't analyze further
24970 * omp-low.c (oacc_parse_default_dims): Avoid
24971 -Wsign-compare warning, make sure value fits into int
24972 rather than just unsigned int.
24974 2016-02-01 Bin Cheng <bin.cheng@arm.com>
24976 PR tree-optimization/67921
24977 * fold-const.c (split_tree): New parameters. Convert pointer
24978 type variable part to proper type before negating.
24979 (fold_binary_loc): Pass new arguments to split_tree.
24981 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
24983 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
24984 (nvptx_goacc_validate_dims): Extend to handle global defaults.
24985 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
24986 * doc/tm.texti: Rebuilt.
24987 * doc/invoke.texi (fopenacc-dim): Document.
24988 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
24989 (append_compiler_options): Likewise.
24990 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
24991 (oacc_parse_default_dims): New.
24992 (oacc_validate_dims): Add USED arg. Select non-unity default when
24994 (oacc_loop_fixed_partitions): Return mask of used partitions.
24995 (oacc_loop_auto_partitions): Emit dump info.
24996 (oacc_loop_partition): Return mask of used partitions.
24997 (execute_oacc_device_lower): Parse default dimension arg. Adjust
24998 loop partitioning and validation calls.
25000 2016-02-01 Richard Biener <rguenther@suse.de>
25002 PR middle-end/69556
25003 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
25005 2016-02-01 Richard Biener <rguenther@suse.de>
25007 PR tree-optimization/69574
25008 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
25009 of asserting return chrec_dont_know.
25011 2016-02-01 Martin Liska <mliska@suse.cz>
25013 * mem-stats-traits.h: Add copyright header.
25014 * mem-stats.h: Likewise.
25016 2016-02-01 Richard Biener <rguenther@suse.de>
25018 PR tree-optimization/69579
25019 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
25020 Do not propagate through abnormal PHI results.
25022 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
25024 * postreload.c (reload_cse_simplify): Remove dead code.
25026 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25028 PR rtl-optimization/69570
25029 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
25030 if there is more than one set, not if there is a single set.
25032 2016-02-01 Richard Henderson <rth@redhat.com>
25035 * combine.c (make_compound_operation): When looking through a
25036 subreg, make sure to re-extend to the width of the outer mode.
25038 2016-01-30 Jakub Jelinek <jakub@redhat.com>
25040 PR tree-optimization/69546
25041 * wide-int.cc (wi::divmod_internal): For unsigned division
25042 where both operands fit into uhwi, if o1 is 1 and o0 has
25043 msb set, if divident_prec is larger than bits per hwi,
25044 clear another quotient word and return 2 instead of 1.
25045 Similarly for remainder with msb in HWI set, if dividend_prec
25046 is larger than bits per hwi.
25048 2016-01-29 Martin Jambor <mjambor@suse.cz>
25050 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
25051 Use short lowercase names.
25052 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
25053 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
25054 acq_rel one. Protect warning agains segfaults if
25055 get_memory_order_name returns NULL.
25056 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
25057 with release semantics. Do not warn if get_memory_order already did.
25058 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
25059 semantics. Fix check for relaxed or acquire semantics. Do not warn
25060 if get_memory_order already did.
25062 2016-01-29 Sebastian Pop <s.pop@samsung.com>
25064 * doc/install.texi: Document that isl-0.16 is supported.
25066 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
25069 * config/i386/constraints.md (Bm): Describe as special memory
25071 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
25072 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25073 * genpreds.c (struct constraint_data): Add is_special_memory.
25074 (have_special_memory_constraints, special_memory_start): New
25076 (special_memory_end): Ditto.
25077 (add_constraint): Add new arg is_special_memory. Add code to
25078 process its true value. Update have_special_memory_constraints.
25079 (process_define_constraint): Pass the new arg.
25080 (process_define_register_constraint): Ditto.
25081 (choose_enum_order): Process special memory.
25082 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
25083 function insn_extra_special_memory_constraint.
25084 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25085 * gensupport.c (process_rtx): Process
25086 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25087 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
25088 * ira-lives.c (single_reg_class): Use
25089 insn_extra_special_memory_constraint.
25090 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
25091 * lra-constraints.c (process_alt_operands): Ditto.
25092 (curr_insn_transform): Use insn_extra_special_memory_constraint.
25093 * recog.c (asm_operand_ok, preprocess_constraints): Process
25095 * reload.c (find_reloads): Ditto.
25096 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
25097 * stmt.c (parse_input_constraint): Use
25098 insn_extra_special_memory_constraint.
25100 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
25103 * lra-splill.c (lra_final_code_change): Revert r229087 by
25104 removing all sub-registers.
25106 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
25109 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
25111 2016-01-29 Jakub Jelinek <jakub@redhat.com>
25114 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
25115 SSE1, copy target into the temporary reg first before recursing
25118 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
25120 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
25123 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
25125 * ginclude/stdarg.h: Test __cplusplus instead of
25126 __GXX_EXPERIMENTAL_CXX0X__.
25128 2016-01-29 Richard Biener <rguenther@suse.de>
25130 PR tree-optimization/69547
25131 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
25132 Do not mark clobbers necessary.
25133 (mark_all_reaching_defs_necessary_1): Likewise.
25135 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25137 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
25138 declaration name with %qs and print it in both error messages.
25139 Also fix indentation.
25141 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25144 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
25145 trailing blank line from error message.
25147 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
25150 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
25153 2016-01-29 Richard Biener <rguenther@suse.de>
25155 PR middle-end/69537
25156 * match.pd: Allow all integral types when simplifying a
25157 widening or sign-changing conversion.
25159 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25161 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
25162 back to setting codegen_error to fail codegen.
25164 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
25167 * config/i386/constraints.md (C): Only accept constant zero operand.
25168 (BC): New constraint.
25169 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
25170 instead of C constraint.
25171 * doc/md.texi (Machine Constraints): Update description
25174 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
25177 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
25179 2016-01-28 Jakub Jelinek <jakub@redhat.com>
25181 PR middle-end/69542
25182 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
25185 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
25187 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
25188 branches if using guessed profile.
25190 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
25192 * graphite-optimize-isl.c (optimize_isl): Fix dump.
25194 2016-01-28 Richard Henderson <rth@redhat.com>
25197 * config/aarch64/aarch64-modes.def (CC_Cmode): New
25198 * config/aarch64/aarch64-protos.h: Update.
25199 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
25200 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
25201 (aarch64_get_condition_code_1): Handle CC_Cmode.
25202 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
25203 (*add<mode>3_compareC_cconly_imm): New.
25204 (*add<mode>3_compareC_cconly): New.
25205 (*add<mode>3_compareC_imm): New.
25206 (add<mode>3_compareC): New.
25207 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
25208 to be first. Use aarch64_carry_operation.
25209 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
25210 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
25211 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
25212 (subti3): Use subdi3_compare1.
25213 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
25214 (sub<mode>3_compare1): New.
25215 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
25216 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
25217 (*subsi3_carryin_uxtw): Likewise.
25218 (*ngc<mode>, *ngcsi_uxtw): Likewise.
25219 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
25220 * config/aarch64/iterators.md (DWI): New.
25221 * config/aarch64/predicates.md (aarch64_carry_operation): New.
25222 (aarch64_borrow_operation): New.
25224 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
25226 * graphite-optimize-isl.c (optimize_isl): Print a different debug
25227 message when isl does not return a valid schedule.
25229 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25231 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
25232 Remove comments from class declarations: they are already in the code
25235 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25237 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
25239 (ternary_op_to_tree): Same.
25240 (unary_op_to_tree): Same.
25241 (nary_op_to_tree): Same.
25242 (gcc_expression_from_isl_expr_op): Same.
25243 (gcc_expression_from_isl_expression): Same.
25244 (graphite_create_new_loop): Same.
25245 (graphite_create_new_loop_guard): Same.
25246 (build_iv_mapping): Same.
25247 (graphite_create_new_guard): Same.
25248 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
25249 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
25251 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25253 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
25254 instead of setting codegen_error to fail codegen.
25256 2016-01-28 Jason Merrill <jason@redhat.com>
25258 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
25260 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
25262 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
25263 Remove CONST_INT_P check in CCMP cost calculation.
25265 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
25267 * config/aarch64/aarch64.c (generic_vector_cost):
25268 Set vec_permute_cost.
25269 (cortexa57_vector_cost): Likewise.
25270 (exynosm1_vector_cost): Likewise.
25271 (xgene1_vector_cost): Likewise.
25272 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
25273 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
25274 Add vec_permute_cost entry.
25276 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
25278 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
25280 (add<mode>3_compare0): Likewise.
25281 (addsi3_compare0_uxtw): Likewise.
25282 (add<mode>3nr_compare0): Likewise.
25283 (compare_neg<mode>): Likewise.
25284 (<optab><mode>3): Likewise.
25286 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
25288 * tree-vect-stmts.c (vectorizable_comparison): Add
25289 NULL check for vectype.
25291 2016-01-28 Richard Biener <rguenther@suse.de>
25293 PR tree-optimization/69466
25294 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
25295 Account for PHIs we couldn't duplicate.
25297 2016-01-28 Martin Liska <mliska@suse.cz>
25300 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
25301 instead of ENABLE_VALGRIND_CHECKING.
25303 2016-01-27 Richard Henderson <rth@redhat.com>
25306 * lra-remat.c (subreg_regs): New.
25307 (dump_candidates_and_remat_bb_data): Dump it.
25308 (operand_to_remat): Reject if operand in subreg_regs.
25309 (set_bb_regs): Collect subreg_regs.
25310 (lra_remat): Init and free subreg_regs. Compute
25311 calculate_local_reg_remat_bb_data before create_cands.
25313 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
25316 * config/i386/i386.c (ix86_update_stack_boundary): Don't
25317 change stack_alignment_needed for __tls_get_addr call.
25319 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
25321 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
25323 2016-01-27 Jeff Law <law@redhat.com>
25325 PR tree-optimization/68398
25326 PR tree-optimization/69196
25327 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
25328 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
25329 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25330 Only count PHIs in the last block in the path. The others will
25331 const/copy propagate away. Add heuristic to allow more irreducible
25332 subloops to be created when it is likely profitable to do so.
25334 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25335 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
25336 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
25338 2016-01-27 Jakub Jelinek <jakub@redhat.com>
25341 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
25342 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
25343 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
25344 * tree-streamer-in.c: Include asan.h.
25345 (streamer_get_builtin_tree): For builtins in sanitizer
25346 range call initialize_sanitizer_builtins and retry.
25348 2016-01-27 Ian Lance Taylor <iant@google.com>
25350 * common.opt (fkeep-gc-roots-live): New undocumented option.
25351 * tree-ssa-loop-ivopts.c (add_candidate_1): If
25352 -fkeep-gc-roots-live, skip pointers.
25353 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
25356 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
25359 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
25360 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
25362 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
25365 * configure.ac: NetBSD provides SSP in its C library.
25366 * configure: Updated.
25368 2016-01-27 Richard Biener <rguenther@suse.de>
25370 PR tree-optimization/69166
25371 * tree-vect-loop.c (vect_is_simple_reduction): Always check
25372 reduction code for commutativity / associativity.
25374 2016-01-27 Martin Jambor <mjambor@suse.cz>
25376 PR tree-optimization/69355
25377 * tree-sra.c (analyze_access_subtree): Correct hole detection when
25378 total_scalarization fails.
25380 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
25382 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
25385 2016-01-27 Christian Bruel <christian.bruel@st.com>
25388 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
25389 Move arm_reset_previous_fndecl and set_target_option_current_node in
25390 the conditional part. Call save_restore_target_globals.
25391 * config/arm/arm.c (arm_set_current_function):
25392 Refactor to better support #pragma target and attribute mix.
25393 Call save_restore_target_globals.
25394 * config/arm/arm-protos.h (save_restore_target_globals): New function.
25396 2016-01-27 Martin Liska <mliska@suse.cz>
25398 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
25399 reference for an HSA kernel and its host function.
25401 2016-01-27 Jakub Jelinek <jakub@redhat.com>
25403 PR tree-optimization/69399
25404 * wide-int.h (wi::lrshift): For larger precisions, only
25405 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
25407 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
25409 * config/arc/predicates.md (proper_comparison_operator): Reject
25410 constant-constant comparison.
25412 2016-01-26 Tom de Vries <tom@codesourcery.com>
25414 PR tree-optimization/69110
25415 * tree-data-ref.c (initialize_data_dependence_relation): Handle
25416 DR_NUM_DIMENSIONS == 0.
25418 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
25419 Sebastian Pop <s.pop@samsung.com>
25421 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
25422 isl_ast_op_cond and isl_ast_op_select.
25423 (gcc_expression_from_isl_expr_op): Same.
25425 2016-01-26 Jason Merrill <jason@redhat.com>
25428 * tree.c (recompute_constructor_flags): Split out from
25430 (verify_constructor_flags): New.
25431 * tree.h: Declare them.
25433 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
25435 PR rtl-optimization/69217
25436 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
25437 are no TYPE_FIELDS set for the record type.
25439 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25442 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
25443 toc_label_name unconditionally.
25444 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
25445 SYMBOL_REF string. Use toc_label_name instead of constructing
25447 (rs6000_elf_declare_function_name): Use toc_label_name instead of
25448 constructing LCTOC1.
25450 2016-01-26 Martin Sebor <msebor@redhat.com>
25453 * doc/extend.texi (Common Type Attributes): Move text that talks about
25454 attribute packed from attribute aligned to the section discussing
25455 the former attribute for clarity.
25457 2016-01-26 Richard Henderson <rth@redhat.com>
25459 PR middle-end/60908
25460 * trans-mem.c (tm_region_init): Mark entry block as visited.
25462 2016-01-26 David Malcolm <dmalcolm@redhat.com>
25465 * diagnostic-show-locus.c (layout::print_source_line): Replace
25466 call to pp_newline with call to layout::print_newline.
25467 (layout::print_annotation_line): Likewise.
25468 (layout::move_to_column): Likewise.
25469 (layout::print_any_fixits): After printing any fixits, print a
25470 trailing newline, if necessary.
25471 (layout::print_newline): New method, resetting any colorization
25473 (diagnostic_show_locus): Move the pp_newline to before the
25474 early bailout. Remove dummy block enclosing the layout instance.
25475 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
25476 of pp_newline_and_flush with pp_flush.
25477 (diagnostic_append_note): Delete use of pp_newline.
25478 (diagnostic_append_note_at_rich_loc): Delete.
25479 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
25480 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
25481 when newline characters are added to the buffer.
25483 2016-01-26 Michael Matz <matz@suse.de>
25485 * configure.ac (ac_cv_std_swap_in_utility): New test.
25486 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
25487 * configure: Regenerate.
25488 * config.in: Regenerate.
25490 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
25492 * config/arc/arc.md (cstoresi4): Force operand into register.
25493 (arcset<code>): Fix predicate.
25494 (arcsetltu): Likewise.
25495 (arcsetgeu): Likewise.
25496 (arcsethi): Likewise.
25497 (arcsetls): Likewise.
25499 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25501 PR tree-optimization/69483
25502 * gimple-fold.c (canonicalize_constructor_val): Return NULL
25503 if base has error_mark_node type.
25505 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
25508 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
25509 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
25511 (vget_lane_f16): Handle big-endian.
25512 (vgetq_lane_f16): Likewise.
25513 (vset_lane_f16): Likewise.
25514 (vsetq_lane_f16): Likewise.
25515 * config/arm/iterators.md (VQXMOV): Add V8HF.
25516 (VDQ): Add V4HF and V8HF.
25517 (V_reg): Handle V4HF and V8HF.
25518 (Is_float_mode): Likewise.
25519 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
25520 neon_vdup_nv8hf): New patterns.
25521 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
25522 Use VD_LANE iterator.
25523 (neon_vld1_dup<mode>): Use VQ2 iterator.
25525 2016-01-26 Nathan Sidwell <nathan@acm.org>
25527 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
25528 (set_oacc_fn_attrib): Add IS_KERNEL arg.
25529 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
25530 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
25531 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
25532 (oacc_validate_dims): Add LEVEL arg, don't return level.
25533 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
25534 oacc_validate_dims.
25535 (execute_oacc_device_lower): Adjust, add more dump output.
25536 * tree-ssa-loop.c (gate_oacc_kernels): Use
25537 oacc_fn_attrib_kernels_p.
25538 * tree-parloops.c (create_parallel_loop): Adjust
25539 set_oacc_fn_attrib call.
25541 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25544 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
25545 (append_compiler_options): Handle -fcilkplus.
25546 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
25548 2016-01-26 Nick Clifton <nickc@redhat.com>
25551 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
25552 been marked as DECL_ONE_ONLY but we do not the means to make it
25553 so, then do not allow it to bind locally.
25555 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25558 * opts.h (parse_sanitizer_options): New prototype.
25559 * opts.c (sanitizer_opts): New array.
25560 (parse_sanitizer_options): New function.
25561 (common_handle_option): Use parse_sanitizer_options.
25563 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
25566 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
25567 alignment adjustment to ...
25568 (ix86_update_stack_boundary): Here. Don't over-align stack for
25570 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
25571 if __tls_get_addr is called.
25573 2016-01-26 Christian Bruel <christian.bruel@st.com>
25575 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
25577 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
25579 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
25581 2016-01-26 Richard Biener <rguenther@suse.de>
25583 PR middle-end/69467
25584 * match.pd: Guard X * CST CMP 0 pattern with single_use.
25586 2016-01-26 Richard Biener <rguenther@suse.de>
25588 PR tree-optimization/69452
25589 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
25590 (move_computations_dom_walker::before_dom_children): Rename
25592 (move_computations_worker): This.
25593 (move_computations): Perform an RPO rather than a DOM walk.
25595 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25598 * combine.c (combine_instructions): For REG_EQUAL note with
25599 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
25600 to the underlying register.
25601 * doc/rtl.texi (REG_EQUAL): Document the behavior of
25602 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
25604 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
25607 * config/aarch64/aarch64-builtins.c
25608 (aarch64_init_simd_builtin_types): Do not set structural
25609 equality to __Poly{8,16,64,128}_t types.
25611 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
25613 PR tree-optimization/69400
25614 * wide-int.cc (wi_pack): Take the precision as argument and
25615 perform canonicalization here rather than in the callers.
25616 Use the main loop to handle all full-width HWIs. Add a
25617 zero HWI if in_len isn't a full result.
25618 (wi::divmod_internal): Update accordingly.
25619 (wi::mul_internal): Likewise. Simplify.
25621 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
25622 Sebastian Pop <s.pop@samsung.com>
25624 * graphite-poly.c (apply_poly_transforms): Simplify.
25625 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
25626 (print_isl_map): Same.
25627 (print_isl_union_map): Same.
25628 (print_isl_schedule): New.
25629 (debug_isl_schedule): New.
25630 * graphite-dependences.c (scop_get_reads): Do not call
25631 isl_union_map_add_map that is undocumented isl functionality.
25632 (scop_get_must_writes): Same.
25633 (scop_get_may_writes): Same.
25634 (scop_get_original_schedule): Remove.
25635 (scop_get_dependences): Do not call isl_union_map_compute_flow that
25636 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
25637 (compute_deps): Remove.
25638 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
25639 (debug_schedule_ast): New.
25640 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
25641 set_separate_option.
25642 (graphite_regenerate_ast_isl): Add dump.
25643 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
25644 from scop->transformed_schedule.
25645 (graphite_regenerate_ast_isl): Add more dump.
25646 * graphite-optimize-isl.c (optimize_isl): Set
25647 scop->transformed_schedule. Check whether schedules are equal.
25648 (apply_poly_transforms): Move here.
25649 * graphite-poly.c (apply_poly_transforms): ... from here.
25650 (free_poly_bb): Static.
25651 (free_scop): Static.
25652 (pbb_number_of_iterations_at_time): Remove.
25653 (print_isl_ast): New.
25654 (debug_isl_ast): New.
25655 (debug_scop_pbb): New.
25656 * graphite-scop-detection.c (print_edge): Move.
25657 (print_sese): Move.
25658 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
25659 (build_scop_scattering): Remove.
25660 (create_pw_aff_from_tree): Assert instead of bailing out.
25661 (add_condition_to_pbb): Remove unused code, do not fail.
25662 (add_conditions_to_domain): Same.
25663 (add_conditions_to_constraints): Remove.
25664 (build_scop_context): New.
25665 (add_iter_domain_dimension): New.
25666 (build_iteration_domains): Initialize pbb->iterators.
25667 Call add_conditions_to_domain.
25670 (index_outermost_in_loop): New.
25671 (index_pbb_in_loop): New.
25672 (outermost_pbb_in): New.
25673 (add_in_sequence): New.
25674 (add_outer_projection): New.
25675 (outer_projection_mupa): New.
25676 (add_loop_schedule): New.
25677 (build_schedule_pbb): New.
25678 (build_schedule_loop): New.
25679 (embed_in_surrounding_loops): New.
25680 (build_schedule_loop_nest): New.
25681 (build_original_schedule): New.
25682 (build_poly_scop): Call build_original_schedule.
25683 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
25684 (free_poly_dr): Remove.
25685 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
25686 (free_poly_bb): Remove.
25687 (debug_loop_vec): Remove.
25688 (print_isl_ast): Declare.
25689 (debug_isl_ast): Declare.
25690 (scop_do_interchange): Remove.
25691 (scop_do_strip_mine): Remove.
25692 (scop_do_block): Remove.
25693 (flatten_all_loops): Remove.
25694 (optimize_isl): Remove.
25695 (pbb_number_of_iterations_at_time): Remove.
25696 (debug_scop_pbb): Declare.
25697 (print_schedule_ast): Declare.
25698 (debug_schedule_ast): Declare.
25699 (struct scop): Remove schedule. Add original_schedule,
25700 transformed_schedule.
25701 (free_gimple_poly_bb): Remove.
25702 (print_generated_program): Remove.
25703 (debug_generated_program): Remove.
25704 (unify_scattering_dimensions): Remove.
25705 * sese.c (print_edge): ... here.
25706 (print_sese): ... here.
25707 (debug_edge): ... here.
25708 (debug_sese): ... here.
25709 * sese.h (print_edge): Declare.
25710 (print_sese): Declare.
25711 (dump_edge): Declare.
25712 (dump_sese): Declare.
25714 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
25715 Sebastian Pop <s.pop@samsung.com>
25717 * Makefile.in: Set ISLVER in site.exp.
25719 2016-01-25 Jakub Jelinek <jakub@redhat.com>
25721 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
25722 DECL_VALUE_EXPR of new_var even for the non-array case. Look
25723 through DECL_VALUE_EXPR for expansion.
25725 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
25727 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
25728 the frame info after reload completed.
25730 2016-01-25 Jeff Law <law@redhat.com>
25732 PR tree-optimization/69196
25733 PR tree-optimization/68398
25734 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
25735 tree-ssa-threadupdate.c.
25736 (determine_bb_domination_status): Prototype
25737 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
25738 (determine_bb_domination_status): No longer static.
25739 (valid_jump_thread_path): Remove code to detect characteristics
25740 of the jump thread path not associated with correctness.
25741 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
25742 Correct test for thread path length. Count PHIs for real operands as
25743 statements that need to be copied. Do not count ASSERT_EXPRs.
25744 Look at all the blocks in the thread path. Compute and selectively
25745 filter thread paths based on threading through the latch, threading
25746 a multiway branch or crossing a multiway branch.
25748 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25750 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
25751 decl with __attribute__ ((unused)) annotation.
25753 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
25756 * tree-vect-stmts.c (vectorizable_condition): Check vectype
25757 of operands is compatible with a statement vectype.
25759 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
25761 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
25762 improve wording for mixed storage order support.
25764 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
25766 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
25767 (vcvt_u64_f64): Likewise.
25768 (vcvta_s64_f64): Likewise.
25769 (vcvta_u64_f64): Likewise.
25770 (vcvtm_s64_f64): Likewise.
25771 (vcvtm_u64_f64): Likewise.
25772 (vcvtn_s64_f64): Likewise.
25773 (vcvtn_u64_f64): Likewise.
25774 (vcvtp_s64_f64): Likewise.
25775 (vcvtp_u64_f64): Likewise.
25777 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
25779 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
25780 (arc_init): Check validity mll64 option.
25781 (arc_save_restore): Use double load/store instruction.
25782 (arc_expand_movmem): Likewise.
25783 (arc_split_move): Don't split if we have double load/store
25784 instructions. Returns a boolean.
25785 (arc_process_double_reg_moves): Change function to return boolean
25786 instead of a sequence of instructions.
25787 (arc_dwarf_register_span): New function.
25788 * config/arc/arc-protos.h (arc_split_move): Change prototype.
25789 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
25790 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
25791 (*movdf_insn): Likewise.
25792 * config/arc/arc.opt (mll64): New option.
25793 * config/arc/predicates.md (even_register_operand): New predicate.
25794 * doc/invoke.texi (ARC Options): Add mll64 documentation.
25796 2016-01-25 Richard Biener <rguenther@suse.de>
25799 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
25800 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
25802 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
25804 2016-01-25 Richard Biener <rguenther@suse.de>
25806 PR tree-optimization/69376
25807 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
25809 (VN_INFO_ANTI_RANGE_P): New inline.
25810 (VN_INFO_RANGE_TYPE): Likewise.
25811 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
25812 SSA_NAME_ANTI_RANGE_P.
25813 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
25814 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25815 Properly query VN_INFO_RANGE_TYPE.
25817 2016-01-25 Nick Clifton <nickc@redhat.com>
25820 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
25822 2016-01-23 Tom de Vries <tom@codesourcery.com>
25824 PR tree-optimization/69426
25825 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
25828 2016-01-23 Jakub Jelinek <jakub@redhat.com>
25830 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
25831 "the the" with "the" in the comments.
25832 * ipa-devirt.c (build_type_inheritance_graph,
25833 update_type_inheritance_graph): Likewise.
25834 * tree.c (build_function_type_list_1): Likewise.
25835 * cfgloopmanip.c (scale_loop_profile): Likewise.
25836 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
25837 * gimple-ssa-split-paths.c
25838 (find_block_to_duplicate_for_splitting_paths): Likewise.
25839 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
25840 * expr.c (convert_move): Likewise.
25841 * var-tracking.c (vt_stack_adjustments): Likewise.
25842 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
25843 * tree-vrp.c (test_for_singularity): Likewise.
25845 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
25846 directly instead of building a temporary tree.
25849 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
25850 remove <algorithm> include.
25852 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25855 * config/i386/i386.c: Include dojump.h.
25856 (expand_small_movmem_or_setmem,
25857 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
25859 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
25860 if dynamic_check != -1.
25862 2016-01-21 Jeff Law <law@redhat.com>
25864 PR middle-end/69347
25865 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
25866 record_temporary_equivalences. Rewritten to avoid unnecessary calls
25867 into dominated_by_p.
25868 (cprop_into_successor_phis): Avoid unnecessary tests.
25870 2016-01-22 Richard Henderson <rth@redhat.com>
25873 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
25874 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
25876 2016-01-22 Michael Matz <matz@suse.de>
25878 * system.h (string, algorithm): Include only conditionally.
25879 (new): Include always under C++.
25880 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
25881 * final.c (toplevel): Ditto.
25882 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
25883 * genconditions.c (write_header): Make gencondmd.c define
25885 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
25887 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
25888 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
25890 2016-01-22 Christian Bruel <christian.bruel@st.com>
25893 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
25895 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25898 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
25899 define_insn_and_split. Ensure operands[1] and operands[0] do not
25900 get assigned the same register.
25902 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
25904 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
25906 2016-01-22 Christian Bruel <christian.bruel@st.com>
25908 * config/arm/arm-c.c (arm_pragma_target_parse):
25909 Remove warn_builtin_macro_redefined overwrite.
25911 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25913 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
25914 flag_non_call_exceptions compatibility.
25916 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25919 * dwarf2out.c (add_child_die_after): New function.
25920 (dwarf_qual_info_t): New type.
25921 (dwarf_qual_info): New variable.
25922 (qualified_die_p): New function.
25923 (modified_type_die): For -fdebug-types-section, ensure
25924 canonical order of qualifiers. Put qualified DIEs adjacent
25925 to the corresponding non-qualified type DIE and search there
25926 for existing qualified DIEs.
25928 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25930 * doc/extend.texi (scalar_storage_order type attribute): Document
25931 restriction on type punning and aliasing, and remove future tense.
25933 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
25936 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
25939 2016-01-21 Jeff Law <law@redhat.com>
25941 PR middle-end/69347
25942 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
25943 useless call to record_temporary_equivalences.
25944 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
25945 allocate 10 slots in the bb_path vector and let it grow as needed.
25946 (fsm_find_control_statement_thread_paths): Similarly for the next_path
25949 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25951 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
25953 * configure: Regenerate.
25955 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
25957 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
25958 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
25960 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
25962 PR middle-end/66178
25963 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
25964 drop EXPAND_INITIALIZER.
25965 * rtl.h (contains_symbolic_reference_p): Declare.
25966 * rtlanal.c (contains_symbolic_reference_p): New function.
25967 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
25968 a subtraction into a NOT if symbolic constants are involved.
25970 2016-01-21 Anton Blanchard <anton@samba.org>
25971 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25974 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
25976 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
25979 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25981 * config/microblaze/microblaze.c
25982 (get_branch_target): New.
25983 (insert_wic_for_ilb_runout): New.
25985 (microblaze_machine_dependent_reorg): New.
25986 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
25987 * config/microblaze/microblaze.md
25988 (UNSPEC_IPREFETCH): Define.
25989 (iprefetch): New pattern
25990 * config/microblaze/microblaze.opt
25991 (mxl-prefetch): New flag.
25993 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25995 * config/microblaze/microblaze.h
25996 (FIXED_REGISTERS): Update in macro.
25997 (CALL_USED_REGISTERS): Update in macro.
25999 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
26001 PR rtl-optimization/68920
26002 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
26005 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
26007 PR rtl-optimization/68990
26008 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
26009 pseudo instead of inheritance ones.
26011 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
26012 Nick Clifton <nickc@redhat.com>
26016 * config/mips/mips.c (mips_compute_frame_info): Initialise
26017 args_size and hard_frame_pointer_offset fields of the frame
26018 structure before calling mips_global_pointer.
26020 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
26022 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
26024 * configure: Regenerate.
26026 2016-01-21 Richard Biener <rguenther@suse.de>
26028 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
26030 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
26032 * config/s390/s390.c (s390_asm_declare_function_size): Add code
26033 to actually emit the .size directive.
26035 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
26036 Jakub Jelinek <jakub@redhat.com>
26040 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
26041 args array size by one to avoid buffer overflow.
26043 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
26045 * config/s390/s390.md (pool_section_start): Use switch_to_section
26046 to select proper read-only data section instead of hardcoding
26048 (pool_section_end): Use switch_to_section to match the above.
26050 2016-01-21 Richard Biener <rguenther@suse.de>
26052 PR tree-optimization/69378
26053 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
26054 (set_ssa_val_to): Use it for dominance checks taking into
26055 account not executable edges.
26057 2016-01-21 Jakub Jelinek <jakub@redhat.com>
26060 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
26061 for bitsize instead of GET_MODE_PRECISION (mode).
26063 2016-01-20 Martin Sebor <msebor@redhat.com>
26066 * extend.texi (__sync Builtins): Clarify the semantics of
26067 __sync_fetch_and_OP built-ins on pointers.
26068 (__atomic Builtins): Same.
26070 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26071 Sebastian Pop <s.pop@samsung.com>
26073 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
26074 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
26075 (is_valid_rename): Same.
26076 (translate_isl_ast_to_gimple::get_rename): Same.
26077 (translate_isl_ast_to_gimple::rename_all_uses): Same.
26078 (translate_isl_ast_to_gimple::rename_uses): Same.
26079 (get_new_name): Check for close_phi nodes.
26080 (copy_loop_phi_args): Use phi_node_kind.
26081 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
26082 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
26084 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26085 Sebastian Pop <s.pop@samsung.com>
26087 Revert commit r229783.
26088 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
26089 Remove use of parameter_rename_map.
26090 (copy_def): Remove.
26091 (copy_internal_parameters): Remove.
26092 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
26093 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
26094 (free_sese_info): Do not free parameter_rename_map.
26095 (set_rename): Do not use parameter_rename_map.
26096 (rename_uses): Update call to set_rename.
26097 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
26098 * sese.h (parameter_rename_map_t): Remove.
26099 (struct sese_info_t): Remove field parameter_rename_map.
26101 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26102 Sebastian Pop <s.pop@samsung.com>
26104 * graphite-isl-ast-to-gimple.c: Fix comment.
26105 * graphite-scop-detection.c (defined_in_loop_p): New.
26106 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
26107 names defined in loop.
26109 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26110 Sebastian Pop <s.pop@samsung.com>
26112 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
26113 Discard unstructured if-then-else regions.
26115 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26116 Sebastian Pop <s.pop@samsung.com>
26118 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
26119 (cleanup_loop_iter_dom): Remove.
26120 (build_loop_iteration_domains): Remove.
26121 (build_scop_context): Remove.
26122 (build_scop_iteration_domain): Remove.
26123 (add_loop_constraints): New.
26124 (build_iteration_domains): New.
26125 (build_poly_scop): Call build_iteration_domains.
26127 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26128 Sebastian Pop <s.pop@samsung.com>
26130 * graphite-scop-detection.c
26131 (scop_detection::harmful_loop_in_region): Free dom and loops.
26132 (scop_detection::loop_body_is_valid_scop): Free bbs.
26134 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26135 Sebastian Pop <s.pop@samsung.com>
26137 * graphite-scop-detection.c (record_loop_in_sese): New.
26138 (gather_bbs::before_dom_children): Call record_loop_in_sese.
26139 (build_scops): Remove call to build_sese_loop_nests.
26140 * sese.c (sese_record_loop): Remove.
26141 (build_sese_loop_nests): Remove.
26142 (new_sese_info): Remove region->loops.
26143 (free_sese_info): Same.
26144 * sese.h (sese_contains_loop): Same.
26145 (build_sese_loop_nests): Remove.
26146 (sese_contains_loop): Remove.
26148 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26149 Sebastian Pop <s.pop@samsung.com>
26151 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
26152 loop_is_valid_in_scop.
26153 (scop_detection::harmful_stmt_in_region): Renamed
26154 harmful_loop_in_region.
26155 Call loop_is_valid_in_scop.
26157 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26158 Sebastian Pop <s.pop@samsung.com>
26160 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
26163 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26164 Sebastian Pop <s.pop@samsung.com>
26166 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
26167 * graphite.h (struct poly_bb): Remove field is_reduction.
26168 (PBB_IS_REDUCTION): Remove.
26170 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26171 Sebastian Pop <s.pop@samsung.com>
26173 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
26174 (add_pdr_constraints): Same.
26175 (scop_get_reads): Same.
26176 (scop_get_must_writes): Same.
26177 (scop_get_may_writes): Same.
26178 (scop_get_original_schedule): Same.
26179 (extend_schedule): Same.
26180 (apply_schedule_on_deps): Same.
26181 (carries_deps): Same.
26182 (compute_deps): Same.
26183 (scop_get_dependences): Same.
26184 * graphite-isl-ast-to-gimple.c
26185 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
26186 * graphite-optimize-isl.c (get_schedule_for_band): Same.
26187 (get_schedule_for_band_list): Same.
26188 (get_schedule_map): Same.
26189 (apply_schedule_map_to_scop): Same.
26190 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
26191 (build_loop_iteration_domains): Same.
26192 (add_condition_to_pbb): Same.
26193 (add_param_constraints): Same.
26194 (pdr_add_memory_accesses): Same.
26195 (pdr_add_data_dimensions): Same.
26197 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
26199 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
26202 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
26204 * common.opt (feliminate-dwarf2-dups): Replace references to
26205 "DWARF 2" with just "DWARF".
26206 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
26207 * doc/extend.texi: Likewise.
26208 * doc/cpp.texi: Likewise.
26209 * doc/invoke.texi: Likewise.
26210 (Option Summary): Add -gdwarf to list of Debugging Options.
26211 (Debugging Options): Document -gdwarf.
26212 * doc/contrib.texi: Spell "DWARF" like that.
26214 2016-01-21 Jakub Jelinek <jakub@redhat.com>
26216 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
26217 warning. Fix up formatting.
26219 PR middle-end/67653
26220 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
26221 attempt to mark memory input operand addressable and
26222 call prepare_gimple_addressable in that case. Don't adjust
26223 input_location for diagnostics, use error_at instead.
26225 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
26227 * config/rs6000/ppc-auxv.h: New file.
26228 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
26229 (cpu_is): Likewise.
26230 (cpu_supports): Likewise.
26231 * config/rs6000/rs6000.c: include "ppc-auxv.h".
26232 (cpu_is_info): New variable.
26233 (cpu_supports_info): Likewise.
26234 (tcb_verification_symbol): Likewise.
26235 (cpu_builtin_p): Likewise.
26236 (cpu_expand_builtin): New function.
26237 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
26238 (rs6000_init_builtins): Likewise.
26239 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
26240 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
26241 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
26242 * configure: Regenerate.
26243 * config.in: Likewise.
26244 * doc/extend.texi (PowerPC Built-in Functions): Document
26245 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
26247 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
26250 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
26252 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
26255 2016-01-20 Richard Henderson <rth@redhat.com>
26261 * tree.c (tm_define_builtin): New.
26262 (find_tm_vector_type): New.
26263 (build_tm_vector_builtins): New.
26264 (build_common_builtin_nodes): Call it.
26266 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
26268 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
26269 (arm_fp_ok): Likewise.
26270 (arm_fp): Likewise.
26271 (arm_crypto): Likewise.
26273 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
26274 Richard Biener <rguenther@suse.de>
26276 PR tree-optimization/69328
26277 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
26278 vectors have same number of elements.
26279 (vectorizable_condition): Fix masked version recognition.
26281 2016-01-20 Richard Biener <rguenther@suse.de>
26283 PR tree-optimization/69345
26284 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
26285 (VN_INFO_PTR_INFO): Likewise.
26286 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
26287 info when it is equal between non-dominating SSA names.
26288 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
26289 Make sure to look at original SSA infos.
26291 2016-01-20 Jeff Law <law@redhat.com>
26294 * config/m68k/predicates.md (pow2_m1_operand): New predicate
26296 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
26297 (pc_or_label_operand): New predicate.
26298 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
26299 tests for small integers that are 2^n - 1.
26301 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
26303 * doc/invoke.texi (Options Summary): Add '.' after @xref.
26305 2016-01-19 Jeff Law <law@redhat.com>
26307 PR middle-end/69347
26308 * tree-ssa-threadbackwards.c
26309 (fsm_find_control_statement_thread_paths): Do not try to lookup
26310 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
26312 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
26314 * doc/lto.texi: Remove text that says only Gold has linker plugin
26317 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
26319 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
26320 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
26321 the DIE accordingly.
26322 (modified_type_die): Add REVERSE parameter and pass it recursively,
26323 as well as to base_type_die. Adjust presence check accordingly.
26324 (base_type_for_mode): Adjust call to modified_type_die.
26325 (add_type_attribute): Add REVERSE parameter and pass it to
26327 (generic_parameter_die): Adjust call to add_type_attribute.
26328 (add_scalar_info): Likewise.
26329 (add_subscript_info): Likewise.
26330 (gen_array_type_die): Likewise.
26331 (gen_descr_array_type_die): Likewise.
26332 (gen_entry_point_die): Likewise.
26333 (gen_enumeration_type_die): Likewise.
26334 (gen_formal_parameter_die): Likewise.
26335 (gen_subprogram_die): Likewise.
26336 (gen_variable_die ): Likewise.
26337 (gen_const_die): Likewise.
26338 (gen_field_die): Likewise.
26339 (gen_pointer_type_die): Likewise.
26340 (gen_reference_type_die): Likewise.
26341 (gen_ptr_to_mbr_type_die): Likewise.
26342 (gen_inheritance_die): Likewise.
26343 (gen_subroutine_type_die): Likewise.
26344 (gen_typedef_die): Likewise.
26345 (force_type_die): Adjust call to modified_type_die.
26347 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
26349 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
26350 flow throughout the file. Fix broken link to Objective-C 2.0
26352 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
26355 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26357 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
26359 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26362 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
26363 (maybe_record_node): Record cxa_pure_virtual as the only possible
26364 target if there are not ohter candidates.
26365 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
26367 2016-01-19 Richard Biener <rguenther@suse.de>
26369 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
26370 (get_memory_order): Likewise.
26372 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
26374 * tree-vect-stmts.c (vectorizable_store): Check
26377 2016-01-19 David Malcolm <dmalcolm@redhat.com>
26380 * gcc.c (driver::decode_argv): Add call to
26381 init_opts_obstack before init_options_struct.
26382 * opts.c (init_opts_obstack): Remove idempotency.
26383 (init_options_struct): Replace call to init_opts_obstack
26384 with a gcc_assert to verify that it has already been called.
26385 * toplev.c (toplev::main): Add call to init_opts_obstack before
26386 calls to init_options_struct.
26387 (toplev::finalize): Move cleanup of opts_obstack next to
26388 cleanup of save_decoded_options, clearing the latter, and
26389 save_decoded_options_count.
26391 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26394 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
26395 attribute to unconditional. Remove %? from output template.
26397 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26398 Jiong Wang <jiong.wang@arm.com>
26400 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
26401 generated from different expand order.
26403 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26405 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
26406 Add support for CCMP costing.
26408 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26410 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
26411 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
26412 (fccmpe<mode>): Likewise.
26413 (fcmp): Rename to fcmp and globalize pattern.
26415 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
26416 (aarch64_gen_ccmp_next): Add FP support.
26418 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26420 * target.def (gen_ccmp_first): Update documentation.
26421 (gen_ccmp_next): Likewise.
26422 * doc/tm.texi (gen_ccmp_first): Update documentation.
26423 (gen_ccmp_next): Likewise.
26424 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
26425 expand_ccmp_expr_1. Improve comments.
26426 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
26427 (ccmp_ior<mode>): Remove pattern.
26428 (cmp<mode>): Remove expand.
26429 (cmp): Globalize pattern.
26430 (cstorecc4): Use cc_register.
26431 (mov<mode>cc): Remove ccmp_cc_register check.
26432 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
26433 Simplify after removal of CC_DNE/* modes.
26434 (aarch64_ccmp_mode_to_code): Remove.
26435 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
26436 In 'k' case use integer as condition.
26437 (aarch64_nzcv_codes): Remove inverted cases.
26438 (aarch64_code_to_ccmode): Remove.
26439 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
26440 comparison with CC register to be used in folowing CCMP/branch/CSEL.
26441 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
26442 pattern. Return the comparison with CC register. Invert conditions
26443 when bitcode is OR.
26444 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
26445 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
26447 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26449 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
26450 instrumented_version.
26452 2016-01-19 Richard Biener <rguenther@suse.de>
26454 PR tree-optimization/69336
26455 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
26456 handled components with get_ref_base_and_extent.
26457 (equal_mem_array_ref_p): Adjust.
26459 2016-01-19 Jakub Jelinek <jakub@redhat.com>
26462 * shrink-wrap.c: Include valtrack.h.
26463 (move_insn_for_shrink_wrap): Add DEBUG argument. If
26464 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
26465 in between insn and where it will be moved to. Call
26466 dead_debug_insert_temp.
26467 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
26468 first and dead_debug_local_finish at the end.
26469 For uses and defs bitmap, handle all regs in between REGNO and
26470 END_REGNO, not just the first one.
26472 2016-01-19 Richard Biener <rguenther@suse.de>
26474 PR tree-optimization/69352
26475 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
26476 (equal_mem_array_ref_p): Constrain size and max size properly.
26477 Compare the reverse flag.
26479 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
26481 * ira.c (ira): Update regstat data if we deleted insns.
26483 2016-01-19 Jakub Jelinek <jakub@redhat.com>
26485 PR rtl-optimization/68955
26486 PR rtl-optimization/64557
26487 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
26488 here. Fix up formatting.
26489 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
26491 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26494 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
26495 assume that the node has body.
26496 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
26499 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26501 * lto-streamer-out.c (lto_output): Do not stream instrumentation
26504 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26506 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
26507 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
26509 2016-01-19 Martin Jambor <mjambor@suse.cz>
26510 Martin Liska <mliska@suse.cz>
26511 Michael Matz <matz@suse.de>
26513 * Makefile.in (OBJS): Add new source files.
26514 (GTFILES): Add hsa.c.
26515 * common.opt (disable_hsa): New variable.
26516 (-Whsa): New warning.
26517 * config.in (ENABLE_HSA): New.
26518 * configure.ac: Treat hsa differently from other accelerators.
26519 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
26520 $enable_offloading.
26521 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
26522 * doc/install.texi (Configuration): Document --with-hsa-runtime,
26523 --with-hsa-runtime-include, --with-hsa-runtime-lib and
26524 --with-hsa-kmt-lib.
26525 * doc/invoke.texi (-Whsa): Document.
26526 (hsa-gen-debug-stores): Likewise.
26527 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
26528 to invoke offload compiler for hsa acclerator.
26529 * opts.c (common_handle_option): Determine whether HSA offloading
26530 should be performed.
26531 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
26532 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
26533 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
26534 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
26535 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
26536 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
26537 GF_OMP_FOR_KIND_GRID_LOOP.
26538 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
26539 (pp_gimple_stmt_1): Likewise.
26540 * gimple-walk.c (walk_gimple_stmt): Likewise.
26541 * gimple.c (gimple_build_omp_grid_body): New function.
26542 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
26543 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
26544 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
26545 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
26546 GF_OMP_TEAMS_GRID_PHONY.
26547 (gimple_statement_omp_single_layout): Updated comments.
26548 (gimple_build_omp_grid_body): New function.
26549 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
26550 (gimple_omp_for_grid_phony): New function.
26551 (gimple_omp_for_set_grid_phony): Likewise.
26552 (gimple_omp_parallel_grid_phony): Likewise.
26553 (gimple_omp_parallel_set_grid_phony): Likewise.
26554 (gimple_omp_teams_grid_phony): Likewise.
26555 (gimple_omp_teams_set_grid_phony): Likewise.
26556 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
26557 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
26558 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
26559 (BUILT_IN_GOMP_TARGET): Updated type.
26560 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
26561 (adjust_for_condition): New function.
26562 (get_omp_for_step_from_incr): Likewise.
26563 (extract_omp_for_data): Moved parts to adjust_for_condition and
26564 get_omp_for_step_from_incr.
26565 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
26566 (fixup_child_record_type): Bail out if receiver_decl is NULL.
26567 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
26568 (scan_omp_parallel): Do not create child functions for phony
26570 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
26571 (scan_omp_1_op): Checking assert we are not remapping to
26572 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
26573 (parallel_needs_hsa_kernel_p): New function.
26574 (expand_parallel_call): Register apprpriate parallel child
26575 functions as HSA kernels.
26576 (grid_launch_attributes_trees): New type.
26577 (grid_attr_trees): New variable.
26578 (grid_create_kernel_launch_attr_types): New function.
26579 (grid_insert_store_range_dim): Likewise.
26580 (grid_get_kernel_launch_attributes): Likewise.
26581 (get_target_argument_identifier_1): Likewise.
26582 (get_target_argument_identifier): Likewise.
26583 (get_target_argument_value): Likewise.
26584 (push_target_argument_according_to_value): Likewise.
26585 (get_target_arguments): Likewise.
26586 (expand_omp_target): Call get_target_arguments instead of looking
26587 up for teams and thread limit.
26588 (grid_expand_omp_for_loop): New function.
26589 (grid_arg_decl_map): New type.
26590 (grid_remap_kernel_arg_accesses): New function.
26591 (grid_expand_target_kernel_body): New function.
26592 (expand_omp): Call it.
26593 (lower_omp_for): Do not emit phony constructs.
26594 (lower_omp_taskreg): Do not emit phony constructs but create for them
26595 a temporary variable receiver_decl.
26596 (lower_omp_taskreg): Do not emit phony constructs.
26597 (lower_omp_teams): Likewise.
26598 (lower_omp_grid_body): New function.
26599 (lower_omp_1): Call it.
26600 (grid_reg_assignment_to_local_var_p): New function.
26601 (grid_seq_only_contains_local_assignments): Likewise.
26602 (grid_find_single_omp_among_assignments_1): Likewise.
26603 (grid_find_single_omp_among_assignments): Likewise.
26604 (grid_find_ungridifiable_statement): Likewise.
26605 (grid_target_follows_gridifiable_pattern): Likewise.
26606 (grid_remap_prebody_decls): Likewise.
26607 (grid_copy_leading_local_assignments): Likewise.
26608 (grid_process_kernel_body_copy): Likewise.
26609 (grid_attempt_target_gridification): Likewise.
26610 (grid_gridify_all_targets_stmt): Likewise.
26611 (grid_gridify_all_targets): Likewise.
26612 (execute_lower_omp): Call grid_gridify_all_targets.
26613 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
26614 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
26615 (tree_omp_clause): Added union field dimension.
26616 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
26617 * tree.c (omp_clause_num_ops): Added number of arguments of
26618 OMP_CLAUSE__GRIDDIM_.
26619 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
26620 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
26621 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
26622 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
26623 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
26624 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
26625 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
26626 * tree-pass.h (make_pass_gen_hsail): Declare.
26627 (make_pass_ipa_hsa): Likewise.
26628 * ipa-hsa.c: New file.
26629 * lto-section-in.c (lto_section_name): Add hsa section name.
26630 * lto-streamer.h (lto_section_type): Add hsa section.
26631 * timevar.def (TV_IPA_HSA): New.
26632 * hsa-brig-format.h: New file.
26633 * hsa-brig.c: New file.
26634 * hsa-dump.c: Likewise.
26635 * hsa-gen.c: Likewise.
26638 * toplev.c (compile_file): Call hsa_output_brig.
26639 * hsa-regalloc.c: New file.
26641 2016-01-18 Jeff Law <law@redhat.com>
26643 PR tree-optimization/69320
26644 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
26645 ranged object, do nothing if the RHS constant is not [0..1].
26646 (optimize_stmt): Comparing a boolean ranged object against a
26647 constant outside [0..1] results in a compile-time constant.
26649 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
26652 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
26654 * doc/invoke.texi (Invoking GCC): Add new section to menu.
26655 (Option Summary): Update to reflect new section and moved options.
26656 (C++ Dialect Options): Move -fstats to new section.
26657 (Debugging Options): Move all dump, statistics, and other GCC
26658 developer options to new section. Rewrite section introduction
26659 and re-order remaining options to put the more basic ones first.
26660 (Optimization Options): Move -fira-verbose and -flto-report* to
26662 (Developer Options): New section incorporating moved options.
26663 * doc/cppopts.texi (-dM): Update cross-reference.
26665 2016-01-18 Richard Henderson <rth@redhat.com>
26668 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
26669 operands to pseudo only if CSE is expected. Split long immediate
26670 operands only after reload, and for the stack pointer.
26671 (*add<GPI>3_pluslong): Remove.
26672 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
26673 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
26674 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
26675 (*add<GPI>3 peepholes): New.
26676 (*add<GPI>3 splitters): New.
26677 * config/aarch64/constraints.md (Upl): New.
26678 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
26680 2016-01-18 Richard Biener <rguenther@suse.de>
26682 PR tree-optimization/69297
26683 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
26685 (vect_bb_vectorization_profitable_p): Clear visited flag again.
26687 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
26689 PR middle-end/68542
26690 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
26691 of mixind vector and scalar types.
26692 (fold_relational_const): Add handling of vector
26693 comparison with boolean result.
26694 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
26695 comparison of vector operands with boolean result for EQ/NE only.
26696 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
26697 (verify_gimple_cond): Likewise.
26698 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
26701 2016-01-18 Joseph Myers <joseph@codesourcery.com>
26703 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
26706 2016-01-18 Richard Biener <rguenther@suse.de>
26708 PR middle-end/69308
26709 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
26711 2016-01-18 Tom de Vries <tom@codesourcery.com>
26713 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
26715 2016-01-18 Tom de Vries <tom@codesourcery.com>
26717 * omp-low.c (set_oacc_fn_attrib): Make extern.
26718 * omp-low.h (set_oacc_fn_attrib): Declare.
26719 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
26720 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
26721 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
26722 Add and handle function parameter oacc_kernels_p.
26723 (find_reduc_addr, get_omp_data_i_param): New function.
26724 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
26725 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
26726 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
26727 Calculate dominance info. Skip loops that are not in a kernels region
26728 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
26729 (pass_parallelize_loops::execute): Call parallelize_loops with
26730 oacc_kernels_p argument.
26731 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
26732 New member function.
26733 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
26734 * passes.def: Add argument to pass_parallelize_loops instantation.
26736 2016-01-18 Tom de Vries <tom@codesourcery.com>
26738 * tree-parloops.c (pass_parallelize_loops::execute): Allow
26739 pass_parallelize_loops to be run outside the loop pipeline.
26741 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26743 * tree-scalar-evolution.c (follow_copies_to_constant): New.
26744 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
26746 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26749 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
26750 using get_ref_base_and_extent.
26751 (equal_mem_array_ref_p): New.
26752 (hashable_expr_equal_p): Add call to previous.
26754 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26757 * tree-sra.c (disqualified_constants, constant_decl_p): New.
26758 (sra_initialize): Allocate disqualified_constants.
26759 (sra_deinitialize): Free disqualified_constants.
26760 (disqualify_candidate): Update disqualified_constants when appropriate.
26761 (create_access): Scan for constant-pool entries as we go along.
26762 (scalarizable_type_p): Add check against type_contains_placeholder_p.
26763 (maybe_add_sra_candidate): Allow constant-pool entries.
26764 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
26765 (initialize_constant_pool_replacements): New.
26766 (sra_modify_assign): Avoid mangling assignments created by previous,
26767 and don't generate writes into constant pool.
26768 (sra_modify_function_body): Call initialize_constant_pool_replacements.
26770 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
26772 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
26773 andnot instruction.
26774 (scalar_chain::convert_op): Likewise.
26775 * config/i386/i386.md (*andndi3_doubleword): New.
26777 2016-01-18 Richard Biener <rguenther@suse.de>
26779 PR tree-optimization/69170
26780 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
26781 building a vector from scalar results of a pattern stmt.
26783 2016-01-18 Jakub Jelinek <jakub@redhat.com>
26785 * haifa-sched.c (autopref_multipass_init): Work around
26786 -Wmaybe-uninitialized warning.
26788 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
26790 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
26791 against the constant 0.
26793 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26795 PR tree-optimization/68799
26796 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
26797 look up phi candidates in the statement-candidate map.
26798 (phi_add_costs): Likewise.
26799 (record_phi_increments): Likewise.
26800 (phi_incr_cost): Likewise.
26801 (ncd_with_phi): Likewise.
26802 (all_phi_incrs_profitable): Likewise.
26804 2016-01-17 Jakub Jelinek <jakub@redhat.com>
26806 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
26807 -Wmaybe-uninitialized warning.
26809 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
26811 * doc/invoke.texi (Invoking GCC): Add new section to menu.
26812 (Option Summary): Update to reflect new section and moved options.
26813 (C++ Dialect Options): Move -fvtable-verify and related options.
26814 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
26815 and profiling-related options.
26816 (Optimization Options): Move profile generation options and
26817 -fstack-protector and related options.
26818 (Instrumentation Options): New section incorporating moved options.
26819 (Code Generation Options): Move -finstrument-functions and
26820 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
26822 2016-01-16 Tom de Vries <tom@codesourcery.com>
26824 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
26826 2016-01-16 Tom de Vries <tom@codesourcery.com>
26828 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
26830 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
26832 * hash-table.h (hash_table::empty): Turn into an inline wrapper
26833 that checks whether the table is already empty. Rename the
26834 original implementation to...
26835 (hash_table::empty_slot): ...this new private function.
26837 2016-01-15 David Malcolm <dmalcolm@redhat.com>
26839 PR diagnostic/68899
26840 * diagnostic-show-locus.c (layout::print_source_line): Move x
26841 offset of line until after call to
26842 get_line_width_without_trailing_whitespace.
26844 2016-01-15 Jeff Law <law@redhat.com>
26846 PR tree-optimization/69270
26847 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
26848 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
26849 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
26850 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
26851 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26852 ssa_name_has_boolean_range and constant_boolean_node.
26854 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
26856 PR rtl-optimization/69030
26857 * lra-spills.c (remove_pseudos): Check nrefs and make the function
26859 (spill_pseudos): Delete debug insn for dead pseudo.
26860 (lra_spill): Initiate spill_hard_reg and slots memory separately.
26862 2016-01-15 Jiong Wang <jiong.wang@arm.com>
26864 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
26866 (TYPES_UNOPUS): Likewise.
26867 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
26868 builtin type, from UNOP to UNOPUS.
26869 (lbtruncuv4sf): Likewise.
26870 (lbtruncuv2df): Likewise.
26871 (lrounduv2sf): Likewise.
26872 (lrounduv4sf): Likewise.
26873 (lrounduv2df): Likewise.
26874 (lroundusf): Likewise.
26875 (lroundusf): Likewise.
26876 (lceiluv2sf): Likewise.
26877 (lceiluv4sf): Likewise.
26878 (lceiluv2df): Likewise.
26879 (lceilusf): Likewise.
26880 (lceiludf): Likewise.
26881 (lflooruv2sf): Likewise.
26882 (lflooruv4sf): Likewise.
26883 (lflooruv2df): Likewise.
26884 (lfloorusf): Likewise.
26885 (lfloorudf): Likewise.
26886 (lfrintnuv2sf): Likewise.
26887 (lfrintnuv4sf): Likewise.
26888 (lfrintnuv2df): Likewise.
26889 (lfrintnusf): Likewise.
26890 (lfrintnudf): Likewise.
26891 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
26893 (vcvtq_u32_f32): Likewise.
26894 (vcvtq_u64_f64): Likewise.
26895 (vcvta_u32_f32): Likewise.
26896 (vcvtaq_u32_f32): Likewise.
26897 (vcvtaq_u64_f64): Likewise.
26898 (vcvtm_u32_f32): Likewise.
26899 (vcvtmq_u32_f32): Likewise.
26900 (vcvtmq_u64_f64): Likewise.
26901 (vcvtn_u32_f32): Likwise.
26902 (vcvtnq_u32_f32): Likewise.
26903 (vcvtnq_u64_f64): Likewise.
26904 (vcvtp_u32_f32): Likewise.
26905 (vcvtpq_u32_f32): Likewise.
26906 (vcvtpq_u64_f64): Likewise.
26907 (vcvtmd_u64_f64): Likewise.
26908 (vcvtms_u32_f32): Likewise.
26909 (vcvtad_u64_f64): Likewise.
26910 (vcvtas_u32_f32): Likewise.
26911 (vcvtnd_u64_f64): Likewise.
26912 (vcvtns_u32_f32): Likewise.
26913 (vcvtpd_u64_f64): Likewise.
26914 (vcvtps_u32_f32): Likewise.
26916 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26918 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
26919 CSEL of zero_extended registers.
26921 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26923 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
26924 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
26926 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26928 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
26929 false when argument string is not found in the attributes table
26932 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
26935 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
26936 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
26937 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
26938 precision estimate.
26940 2016-01-15 Richard Biener <rguenther@suse.de>
26942 PR tree-optimization/66856
26943 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
26944 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
26945 (vect_create_new_slp_node): Increment stmt reference count.
26946 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
26947 an SLP tree before swapping operands.
26948 (vect_build_slp_tree): Likewise.
26949 (destroy_bb_vec_info): Free stmt info after SLP instances.
26950 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
26951 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
26952 (STMT_VINFO_NUM_SLP_USES): New macro.
26954 2016-01-15 Richard Biener <rguenther@suse.de>
26957 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
26958 (add_linkage_name): ... here.
26959 (gen_typedef_die): Use add_linkage_name_raw instead of
26960 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
26963 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
26965 * gimplify.c (oacc_default_clause): Decode reference and pointer
26966 types for both kernels and parallel regions.
26968 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
26970 PR middle-end/69246
26971 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
26973 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26975 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
26976 (convert_scalars_to_vector): Likewise.
26978 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
26980 * doc/extend.texi (Type Traits): Fix grammar.
26982 2016-01-15 Martin Jambor <mjambor@suse.cz>
26984 * tree-inline.c (remap_decl): Use existing dclarations if
26985 remapping a type and prevent_decl_creation_for_types.
26986 (replace_locals_stmt): Do an initial remapping of non-VLA typed
26987 decls first. Do real remapping with
26988 prevent_decl_creation_for_types set.
26989 * tree-inline.h (copy_body_data): New field
26990 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
26993 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26995 * config/s390/s390.opt (mmvcle): More verbose help text.
26997 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26999 * config/s390/s390.opt: Add period to -mzvector option text.
27001 2016-01-15 Richard Biener <rguenther@suse.de>
27003 PR tree-optimization/68961
27004 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
27005 of invariants in stores again.
27007 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
27009 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
27011 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
27013 * config/i386/i386.c (ix86_expand_branch): Don't split
27014 DI mode xor instruction to SI mode.
27016 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
27019 * ipa-icf.c (sem_function::merge): Virtual functions may become
27020 reachable even if they address is not taken and there are no
27023 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
27025 * lto-streamer-out.c (subtract_estimated_size): New function.
27026 (get_symbol_initial_value): Use it.
27028 2016-01-15 Christian Bruel <christian.bruel@st.com>
27031 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
27032 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
27033 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
27034 use add_builtin_function_ext_scope instead of add_builtin_function.
27035 (neon_set_p, neon_crypto_set_p): Remove.
27036 (arm_init_builtins): Always call arm_init_neon_builtins and
27037 arm_init_crypto_builtins.
27038 (arm_expand_builtin): Check that builtins are allowed for the arch.
27039 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
27040 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
27041 arm_init_neon_builtins call.
27043 2016-01-15 Richard Biener <rguenther@suse.de>
27045 PR tree-optimization/69117
27046 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
27047 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
27048 of the leader conservatively.
27049 (free_scc_vn): Restore original SSA name infos.
27051 2016-01-14 Jeff Law <law@redhat.com>
27053 PR tree-optimization/69270
27054 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
27055 single bit of precision, verify it's also unsigned.
27056 (record_edge_info): Use constant_boolean_node rather than fold_convert
27057 to convert boolean_true/boolean_false to the right type.
27059 2016-01-14 Richard Henderson <rth@redhat.com>
27062 * loop-doloop.c (record_reg_sets): New.
27063 (doloop_optimize): Reject the transform if the sequence
27064 clobbers registers live at the end of the loop block.
27065 (doloop_optimize_loops): Enable df_live if needed.
27067 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27069 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
27070 * config/rs6000/rs6000.c: Likewise.
27071 * config/rs6000/rs6000.h: Likewise.
27072 * config/rs6000/rs6000.md: Likewise.
27073 * doc/extend.texi: Likewsie.
27075 2016-01-14 Jeff Law <law@redhat.com>
27077 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
27080 2016-01-14 Richard Henderson <rth@redhat.com>
27084 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
27085 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
27086 instead of builtin_decl_declared_p to test for declaration.
27088 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
27090 * doc/loop.texi (Loop Analysis and Representation): Document
27091 loop_depth function.
27093 2016-01-14 Tom de Vries <tom@codesourcery.com>
27095 PR tree-optimization/68773
27096 * omp-low.c (expand_omp_target): Don't set force_output.
27097 * varpool.c (varpool_node::get_create): Same.
27098 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
27099 offload_funcs with force_output.
27101 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27104 * lra-eliminations.c (move_plus_up): Don't change anything if either
27105 the outer or inner subreg mode is not MODE_INT.
27106 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
27107 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
27109 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
27111 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
27112 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
27113 reduc_uplus_@var{m}): Remove.
27114 * expr.c (expand_expr_real_2): Remove expansion path for
27115 reduc_[us](min|max|plus) optabs.
27116 * optabs-tree.c (scalar_reduc_to_vector): Remove.
27117 * optabs-tree.h (scalar_reduc_to_vector): Remove.
27118 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
27119 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
27120 * tree-vect-loop.c (vectorizable_reduction): Remove test for
27121 reduc_[us](min|max|plus) optabs.
27123 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
27125 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
27126 (reduc_plus_scal_v2sf): New.
27127 (reduc_smax_v2sf): Rename to...
27128 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
27129 (reduc_smin_v2sf): Rename to...
27130 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
27132 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
27134 * alias.c (compare_base_symbol_refs): New function.
27135 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
27138 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27140 PR middle-end/68146
27141 PR tree-optimization/69155
27142 * tree-complex.c: Include cfganal.h.
27143 (phis_to_revisit): New variable.
27144 (extract_component): Add phiarg_p argument. Assert that returned
27145 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
27146 (update_phi_components): Partly rewrite to use loop over real/imag
27147 components instead of code duplication. If extract_component returns
27148 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
27149 create_tmp_reg into the PHI node instead, and mention the phi triplet
27150 in phis_to_revisit.
27151 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
27152 in phis_to_revisit at the end.
27154 2016-01-14 Richard Biener <rguenther@suse.de>
27156 PR tree-optimization/68060
27157 * tree-vect-loop.c (vect_is_simple_reduction): Check the
27158 outer loop reduction is only used in the inner loop before
27159 detecting a double reduction.
27161 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27164 * combine.c (expand_field_assignment): Punt if compute_mode is
27165 unsupported scalar mode.
27167 2016-01-14 Richard Biener <rguenther@suse.de>
27169 PR tree-optimization/66856
27170 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
27171 SLP node only if it built successfully.
27172 (vect_analyze_slp_instance): Adjust.
27174 2016-01-14 Jeff Law <law@redhat.com>
27176 PR tree-optimization/69270
27177 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
27178 (record_edge_info): Use it. Convert boolean_{true,false}_node
27179 to the type of op0.
27181 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
27184 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
27185 use block_ultimate_origin
27186 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
27188 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
27190 * doc/invoke.texi (Submodel Options): Rename section to
27191 "Machine-Dependent Options" to better reflect its content.
27192 Rewrite introductory text to remove archaic CPU names.
27195 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
27197 * doc/invoke.texi (Code Gen Options): Move section up in file,
27198 before target-specific options. Update menu and option summary
27199 to reflect the new section ordering.
27201 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
27203 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
27204 (C++ Dialect Options): Add cross-reference to -std option.
27205 * doc/standards.texi (C++ Language): Document C++14 support.
27207 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
27209 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
27210 for pack/unpack functions for __ibm128.
27211 (PACK_IF): Likewise.
27212 (UNPACK_IF): Likewise.
27214 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
27215 support for __ibm128 pack/unpack functions.
27216 (rs6000_invalid_builtin): Likewise.
27217 (rs6000_init_builtins): Likewise.
27218 (rs6000_opt_masks): Likewise.
27220 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
27221 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
27223 (RS6000_BTM_COMMON): Likewise.
27225 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
27226 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
27227 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
27228 128-bit floating point. Add support for the double values to be
27229 in Altivec registers for TF/IF packing and unpacking, but restrict
27230 TD packing sub-fields to be FPR registers. Don't allow overlapped
27231 register support for packing. Allow pack inputs to be memory
27232 locations. Don't build generator functions for unpack<mode>_dm
27233 and unpack<mode>_nodm.
27234 (unpack<mode>_dm): Likewise.
27235 (unpack<mode>_nodm): Likewise.
27236 (pack<mode>): Likewise.
27238 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
27239 built-in functions to pack/unpack explicit __ibm128 values.
27240 (__builtin_unpack_ibm128): Likewise.
27242 * doc/extend.texi (PowerPC Built-in Functions): Document
27243 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
27245 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
27248 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
27249 Add new arg loc and pass it down as context.
27250 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
27251 to the location to use for the warning.
27252 (check_function_arguments): New arg loc. All callers changed. Pass
27253 it to check_function_nonnull.
27254 * c-common.h (check_function_arguments): Adjust declaration.
27256 2016-01-13 Jakub Jelinek <jakub@redhat.com>
27258 PR tree-optimization/69156
27259 * gimple.c (validate_type): Removed.
27260 (gimple_builtin_call_types_compatible_p): Use
27261 useless_type_conversion_p instead of validate_type.
27262 * value-prof.c (gimple_stringop_fixed_value): Fold
27263 icall_size to correct type.
27265 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
27267 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
27270 2016-01-13 Richard Henderson <rth@redhat.com>
27273 * target.def (builtin_tm_load, builtin_tm_store): Remove.
27274 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
27275 (ix86_builtin_tm_store): Remove.
27276 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
27277 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
27278 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
27279 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
27280 * doc/tm.texi: Rebuild.
27282 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
27283 (BUILT_IN_TM_MEMCPY_RTWN): New.
27284 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
27285 fallback from vector to integer helpers.
27286 (build_tm_load): Handle vector types directly, instead of
27288 (build_tm_store): Likewise.
27289 (expand_assign_tm): Prepare for register types not handled by
27290 the above. Copy them to memory and use memcpy.
27291 * tree.c (tm_define_builtin): New.
27292 (find_tm_vector_type): New.
27293 (build_tm_vector_builtins): New.
27294 (build_common_builtin_nodes): Call it.
27296 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
27298 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
27299 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
27301 2016-01-13 Tom de Vries <tom@codesourcery.com>
27303 PR tree-optimization/69169
27304 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
27305 handled_struct_type param.
27306 (create_variable_info_for, intra_create_variable_infos): Call
27307 create_variable_info_for_1 with extra arg.
27309 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
27311 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
27312 and "armv8.1-a+crc" entries.
27314 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
27317 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
27318 Change first operand predicate from register_or_constm1_operand
27319 to register_operand.
27320 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
27321 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
27322 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
27323 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
27324 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
27325 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
27326 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
27327 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
27328 comparison with constm1_rtx from vec_prefetch_gen part.
27330 2016-01-13 Richard Biener <rguenther@suse.de>
27332 PR tree-optimization/69013
27333 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
27334 Exchange assert for a test.
27336 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27339 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
27341 2016-01-13 Richard Biener <rguenther@suse.de>
27343 PR tree-optimization/69242
27344 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
27345 assert with a check.
27347 2016-01-13 Richard Biener <rguenther@suse.de>
27349 PR tree-optimization/69186
27350 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
27351 Properly guard vect_update_misalignment_for_peel call.
27353 2016-01-12 Jeff Law <law@redhat.com>
27355 PR tree-optimization/pr67755
27356 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
27357 "need_profile_correction".
27358 (thread_block_1): Initialize new field to false by default. If we
27359 have multiple thread paths through a common joiner to different
27360 final targets, then set new field to true.
27361 (compute_path_counts): Only do count adjustment when it's really
27364 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
27366 * doc/invoke.texi (Spec Files): Move section down in file, past
27367 all command-line option descriptions.
27369 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27371 PR middle-end/54809
27372 * doc/gty.texi: Remove documentation of mark_hook.
27373 * gengtype.c (struct write_types_data): Remove code to support
27374 mark_hook attribute.
27375 (walk_type): Likewise.
27376 (write_func_for_structure): Likewise.
27378 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
27380 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
27381 Directory Options, and -specs= to Overall Options.
27382 (Overall Options): Adjust similarly. Reorder to group related
27383 options together. Make -specs= cross-reference the spec file details.
27384 (Directory Options): Adjust similarly.
27386 2016-01-12 Jeff Law <law@redhat.com>
27388 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
27390 2016-01-12 Olivier Hainque <hainque@adacore.com>
27392 * gcc.c (spec_undefvar_allowed): New global.
27393 (process_command): Set to true when running for --version or --help,
27395 (getenv_spec_function): When the variable is not defined, use the
27396 variable name as the variable value if we're allowed not to issue
27399 2016-01-12 Bin Cheng <bin.cheng@arm.com>
27401 PR tree-optimization/68911
27402 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
27403 information computed for expression "init + nit * step".
27405 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
27407 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
27408 about name of GCC executable. Remove deleted node from menu.
27409 (Directory Options) <-B>: Remove cross-reference to deleted node.
27410 (Target Options): Delete section.
27412 2016-01-12 Christian Bruel <christian.bruel@st.com>
27415 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
27416 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
27418 2016-01-12 Jakub Jelinek <jakub@redhat.com>
27421 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
27422 aligned_mem is properly set for AVX512-VL floating point masked
27426 * ifcvt.c (cond_exec_process_if_block): When removing the last
27427 insn from then_bb, remove also any possible barriers that follow it.
27429 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
27433 * config/i386/iamcu.h (SIZE_TYPE): New macro.
27434 (PTRDIFF_TYPE): Likewise.
27435 (WCHAR_TYPE): Likewise.
27436 (WCHAR_TYPE_SIZE): Likewise.
27437 (STDINT_LONG32): Likewise.
27439 2016-01-12 Richard Biener <rguenther@suse.de>
27441 PR tree-optimization/69053
27442 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
27443 convert initial value for cond reductions.
27445 2016-01-12 Richard Biener <rguenther@suse.de>
27447 PR tree-optimization/69007
27448 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
27449 widen_sum after dot_prod and sad.
27451 2016-01-12 Richard Biener <rguenther@suse.de>
27453 PR tree-optimization/69168
27454 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
27455 pattern stmt SLP type.
27456 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
27457 end up unused so cope with that case.
27459 2016-01-12 Richard Biener <rguenther@suse.de>
27461 PR tree-optimization/69157
27462 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
27463 stmts def type only during analyze phase.
27464 (vectorizable_call): Likewise.
27465 (vectorizable_simd_clone_call): Likewise.
27466 (vectorizable_conversion): Likewise.
27467 (vectorizable_assignment): Likewise.
27468 (vectorizable_shift): Likewise.
27469 (vectorizable_operation): Likewise.
27470 (vectorizable_store): Likewise.
27471 (vectorizable_load): Likewise.
27473 2016-01-12 Richard Biener <rguenther@suse.de>
27475 PR tree-optimization/69174
27476 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
27478 (vectorizable_load): Properly compute the number of loads needed
27479 for permuted strided SLP loads and do not spuriously assign
27480 to SLP_TREE_VEC_STMTS.
27482 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
27484 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
27485 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
27486 (MD_EXEC_PREFIX): Remove.
27487 (MD_STARTFILE_PREFIX) Removee.
27488 (FILE_NAME_ABSOLUTE_P): Remove.
27489 (CPP_SPEC): Do not read macros from sys/version.h.
27490 (LINK_COMMAND_SPEC): Remove.
27491 (LOCAL_INCLUDE_DIR): Remove.
27492 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
27493 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
27494 (POST_LINK_SPEC): Define to invoke stubify after linker
27495 (LIBSTDCXX): Remove define
27496 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
27497 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
27498 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
27499 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
27500 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
27501 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
27502 (i386_djgpp_asm_named_section): Add propotype of new procedure
27504 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
27505 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
27506 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
27507 in config/i386/djgpp.h).
27508 (STANDARD_STARTFILE_PREFIX_2): Define identical to
27509 STANDARD_STARTFILE_PREFIX_1.
27510 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
27511 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
27512 installation errors.
27513 (MAX_OFILE_ALIGNMENT): Define to 128.
27514 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
27516 * config/i386/djgpp.c: New file. Add implementation of
27517 i386_djgpp_asm_named_section.
27519 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
27521 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
27522 Add rule for building djgpp.o.
27524 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27526 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
27527 (rtx_is_swappable_p): Reductions are swappable.
27528 (insn_is_swappable_p): V2DF reductions are swappable.
27530 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
27532 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
27533 reloads for other unsupported memory operands.
27535 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27536 Jim Wilson <jim.wilson@linaro.org>
27539 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
27540 copy_to_mode_reg instead of force_reg.
27542 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
27545 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
27546 TARGET_80387 is true.
27548 2016-01-11 Jakub Jelinek <jakub@redhat.com>
27551 * lra-eliminations.c (move_plus_up): Only move plus up
27552 if subreg of the constant can be simplified into constant
27553 and use the simplified subreg of the constant instead of
27554 the original constant.
27556 * fold-const.c (fold_convertible_p): Don't return true
27557 for conversion of VECTOR_TYPE to same sized integral type.
27558 (fold_convert_loc): Fix up formatting. Fold conversion of
27559 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
27560 instead of NOP_EXPR.
27562 PR tree-optimization/69214
27563 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
27564 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
27567 PR tree-optimization/69207
27568 * tree-vect-slp.c (vect_get_constant_vectors): For
27569 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
27570 fold_convertible_p to vector_type's element type, and always
27571 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
27573 2016-01-11 Richard Biener <rguenther@suse.de>
27575 PR tree-optimization/69173
27576 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
27577 fixup the cycle if all stmts are in a pattern.
27579 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
27581 PR middle-end/68999
27582 * alias.c (base_alias_check): Move check for addresses with
27583 alignment ANDs before the call for compare_base_decls.
27584 (memrefs_conflict_p): Return -1 for different decls
27585 that went through alignment adjustments.
27587 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27589 PR rtl-optimization/68796
27590 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
27591 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
27592 and QImode comparisons against zero with CC_NZmode.
27593 * config/aarch64/iterators.md (short_mask): New mode_attr.
27595 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
27597 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
27598 (<avx512>_store<mode>_mask): Likewise.
27600 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
27601 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27603 PR rtl-optimization/68841
27604 * ifcvt.c (struct noce_if_info): Add orig_x field.
27605 (bbs_ok_for_cmove_arith): Add to_rename parameter.
27606 Don't record conflicts on to_rename if it's present.
27607 Allow memory destinations in sets.
27608 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
27609 blocks, passing orig_x to the checks.
27610 (noce_process_if_block): Set if_info->orig_x appropriately.
27612 2016-01-11 Tom de Vries <tom@codesourcery.com>
27614 PR tree-optimization/69069
27615 * tree-parloops.c (create_parallel_loop): Add missing phi args.
27617 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
27619 PR rtl-optimization/68920
27620 * config/i386/i386.c (ix86_option_override_internal): Restrict number
27621 of conditional moves for RTL if-conversion to 1 for
27622 TARGET_ONE_IF_CONV_INSN.
27623 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
27624 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
27625 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
27626 parameter to restirct number of conditional moves for
27628 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
27629 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
27632 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
27635 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
27636 onepart vars. Fix typo in comment. Fix reversed condition in
27638 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
27641 * var-tracking.c (dump_onepart_variable_differences): New.
27642 (dataflow_set_different): If a detailed dump is requested,
27643 delay early returns and dump differences between onepart
27644 variables present before and after, and added variables.
27646 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27649 * expr.c (expand_expr_real_1): For boolean vector constants
27650 with a scalar mode use const_scalar_mask_from_tree.
27651 (const_scalar_mask_from_tree): New.
27652 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
27653 assigned to a mask type to handle constants.
27655 2016-01-11 Martin Jambor <mjambor@suse.cz>
27658 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
27659 useless parameters if we cannot change function signature.
27661 2016-01-11 Martin Jambor <mjambor@suse.cz>
27664 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
27667 2016-01-11 Tom de Vries <tom@codesourcery.com>
27669 PR tree-optimization/69109
27670 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
27673 2016-01-11 Tom de Vries <tom@codesourcery.com>
27675 PR tree-optimization/69108
27676 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
27677 res is not used in a phi.
27679 2016-01-11 Yury Gribov <y.gribov@samsung.com>
27682 * common.opt (frandom-seed): Fix parameter name.
27683 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
27685 2016-01-11 Tom de Vries <tom@codesourcery.com>
27687 PR tree-optimization/69058
27688 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
27691 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
27693 * config/arc/arc.opt (mdiv-rem): Add period to the end.
27694 (mcode-density): Likewise.
27696 2016-01-10 Tom de Vries <tom@codesourcery.com>
27698 PR tree-optimization/69062
27699 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
27700 (parallelize_loops): Don't paralelize loop that has phi with address
27703 2016-01-10 Tom de Vries <tom@codesourcery.com>
27705 PR tree-optimization/69039
27706 * tree-parloops.c (try_create_reduction_list): Only allow single exit
27709 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
27711 PR middle-end/68743
27712 * match.pd: Require target has function_c99_misc before doing
27713 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
27715 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
27717 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
27719 * configure: Regenerate.
27721 2016-01-09 Jakub Jelinek <jakub@redhat.com>
27723 PR middle-end/50865
27724 PR tree-optimization/69097
27725 * fold-const.h (expr_not_equal_to): New prototype.
27726 * fold-const.c: Include stringpool.h and tree-ssanames.h.
27727 (expr_not_equal_to): New function.
27728 * match.pd (X % -Y is the same as X % Y): Don't optimize
27729 unless X is known not to be equal to minimum or Y is known
27730 not to be equal to -1.
27731 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
27732 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
27733 (simplify_stmt_using_ranges): Adjust caller.
27734 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
27735 substitute_and_fold.
27737 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
27739 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
27742 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27744 PR tree-optimization/69167
27745 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
27746 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
27748 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
27750 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
27751 Richard Biener <rguenther@suse.de>
27753 PR tree-optimization/68707
27754 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
27755 instances that can be handled via vect_load_lanes.
27757 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
27759 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
27760 if we can't determine address equivalence.
27761 * alias.c (compare_base_decl): Update for changed return value of
27762 symtab_node::equal_address_to.
27764 2016-01-08 Jason Merrill <jason@redhat.com>
27768 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
27769 * expr.c (store_field): Not here.
27770 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
27771 call with TREE_ADDRESSABLE type.
27772 * tree-cfg.c (verify_gimple_call): Adjust.
27774 2016-01-08 Olivier Hainque <hainque@adacore.com>
27776 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
27779 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
27781 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
27782 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
27783 (reduc_smin_v2sf): Rename to...
27784 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
27785 (reduc_splus_v2sf): Rename to...
27786 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
27788 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27790 PR tree-optimization/69162
27791 * gimplify.c (gimplify_va_arg_expr): Encode original type of
27792 valist argument in another argument.
27793 (gimplify_modify_expr): Adjust for the above change. Cleanup.
27794 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
27795 to determine the va_list type, build a MEM_REF instead of
27796 build_fold_indirect_ref.
27798 PR tree-optimization/69172
27799 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
27802 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
27804 PR tree-optimization/67781
27805 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
27806 and cmpnop in two steps: first the ones not accessed in original
27807 gimple expression in a endian independent way and then the ones not
27808 accessed in the final result in an endian-specific way.
27810 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27812 PR tree-optimization/69083
27813 * tree-vect-slp.c (vect_get_constant_vectors): For
27814 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
27815 element type. If op is fold_convertible_p to vector_type's element
27816 type, use NOP_EXPR instead of VCE.
27818 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
27820 PR rtl-optimization/67778
27821 PR rtl-optimization/68634
27822 PR rtl-optimization/68909
27823 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
27824 block from the stack until done with it. Remove a superfluous
27825 bitmap set. Remove a superfluous bitmap test.
27827 2016-01-07 Martin Sebor <msebor@redhat.com>
27830 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
27831 constraint on the type of arguments.
27833 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
27835 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
27836 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
27837 unaligned_access on the gcc_options set.
27838 * config/arm/arm.c (arm_option_override_internal): Use
27839 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
27841 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
27844 * config/i386/i386.c (ix86_frame_pointer_required): Enable
27845 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
27847 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
27850 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27853 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27854 depending on frame_pointer_needed before remaining integer and SSE
27855 registers are saved.
27857 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
27860 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
27862 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
27865 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
27866 Use the "xBm" constraint.
27867 (float<sseintvecmodelower><mode>2<mask_name><round_name):
27869 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
27870 (sse_cvtsi2ssq<round_name>): Likewise.
27871 (sse_cvtss2si<round_name>): Likewise.
27872 (sse_cvtss2siq<round_name>): Likewise.
27873 (sse2_cvtsi2sdq<round_name>): Likewise.
27874 (sse2_cvtsd2si<round_name>): Likewise.
27875 (sse2_cvtsd2siq<round_name>): Likewise.
27876 * config/i386/subst.md (round_nimm_scalar_predicate): New
27879 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
27881 PR middle-end/67639
27882 * varasm.c (make_decl_rtl): Mark invalid register vars as
27885 PR rtl-optimization/66206
27886 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
27887 All callers changed.
27889 2016-01-07 Jakub Jelinek <jakub@redhat.com>
27891 PR tree-optimization/69141
27892 * tree-ssa-pre.c: Include langhooks.h.
27893 (eliminate_dom_walker::before_dom_children): Use
27894 lang_hooks.decl_printable_name instead of
27895 cgraph_node::get ()->name ().
27897 PR middle-end/68960
27898 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
27899 it and DECL_ALIGN too.
27901 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
27903 * config/mips/mips-ftypes.def: Sort to lexicographical order.
27905 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27908 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27909 depending on frame_pointer_needed before remaining integer and SSE
27910 registers are saved.
27912 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27914 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
27915 mode iterator with VSX_M2.
27916 (*p9_vecstore_<mode>): Likewise.
27917 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
27918 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
27919 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
27920 (define_split for VSX_LE128 stores): Likewise.
27921 (define_peephole2 for TImode LE swaps): Likewise.
27922 (define_split for VSX_LE128 post-reload stores): Likewise.
27924 2016-01-06 Marek Polacek <polacek@redhat.com>
27927 * convert.c (convert_to_integer_1): Adjust call to
27928 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
27929 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
27930 EXPR instead of ARG.
27931 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
27933 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27936 * doc/extend.texi (RL78 Variable Attributes): New section.
27938 2016-01-05 Marek Polacek <polacek@redhat.com>
27941 * builtins.c (get_memmodel): Use expansion point location rather than
27942 the input location. Call warning_at rather than warning.
27943 (expand_builtin_atomic_compare_exchange): Likewise.
27944 (expand_builtin_atomic_load): Likewise.
27945 (expand_builtin_atomic_store): Likewise.
27946 (expand_builtin_atomic_clear): Likewise.
27948 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27951 * config/i386/i386.c (ix86_expand_vector_logical_operator):
27952 Replace nonimmediate_operand with vector_operand.
27953 * config/i386/predicates.md (vector_operand): New predicate.
27954 (general_vector_operand): Replace nonimmediate_operand with
27956 * config/i386/sse.md: Replace nonimmediate_operand with
27957 vector_operand and m constraint with Bm constraint on SSE
27958 patterns with 16-byte memory operand.
27959 * config/i386/subst.md (round_nimm_predicate): Replace
27960 nonimmediate_operand with vector_operand.
27961 (round_saeonly_nimm_predicate): Likewise.
27962 (round_saeonly_nimm_scalar_predicate): New.
27964 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27967 * config/i386/constraints.md (Bm): New constraint.
27968 * config/i386/predicates.md (vector_memory_operand): New
27970 * config/i386/sse.md: Replace xm with xBm in plusminus and
27971 any_logic patterns.
27973 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27976 * doc/extend.texi (V850 Function Attributes): New section.
27977 (V850 Variable Attributes): New section.
27979 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27982 * doc/extend.texi (MicroBlaze Function Attributes): Document
27983 interrupt_handler and fast_interrupt attributes.
27985 2016-01-05 Sergei Trofimovich <siarheit@google.com>
27988 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
27989 for local symbolic operands.
27990 * config/ia64/predicates.md (local_symbolic_operand64): New
27993 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27995 PR rtl-optimization/68651
27996 * combine.c (combine_simplify_rtx): Canonicalize x + x into
27999 2016-01-05 Nathan Sidwell <nathan@acm.org>
28001 * alias.c (compare_base_decls): Use symtab_node::get.
28003 2016-01-05 Nick Clifton <nickc@redhat.com>
28006 * ira-costs.c (copy_cost): Initialise the t_icode field of the
28007 secondary_reload_info structure.
28010 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
28011 decls if weak support is available.
28013 2016-01-04 Martin Sebor <msebor@redhat.com>
28015 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
28017 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
28019 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
28020 OPTION_MASK_P9_DFORM.
28022 * config/rs6000/constraints.md (wo constraint): New constraint for
28025 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
28027 (rs6000_init_hard_regno_mode_ok): Likewise.
28029 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
28032 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
28033 expanders not to have constraints. Add support for ISA 3.0 xxperm
28034 instruction. Add support for fusing xxlor with xxperm.
28035 (altivec_vperm_<mode>_internal): Likewise.
28036 (altivec_vperm_v8hiv16qi): Likewise.
28037 (altivec_vperm_<mode>v16q): Likewise.
28038 (altivec_vperm_<mode>_uns): Likewise.
28039 (vperm_v8hiv4si): Likewise.
28040 (vperm_v16qiv8hi): Likewise.
28042 * doc/md.texi (RS/6000 constraints): Document wo constraint.
28044 2016-01-04 Jakub Jelinek <jakub@redhat.com>
28046 Update copyright years.
28048 * gcc.c (process_command): Update copyright notice dates.
28049 * gcov-dump.c (print_version): Ditto.
28050 * gcov.c (print_version): Ditto.
28051 * gcov-tool.c (print_version): Ditto.
28052 * gengtype.c (create_file): Ditto.
28053 * doc/cpp.texi: Bump @copying's copyright year.
28054 * doc/cppinternals.texi: Ditto.
28055 * doc/gcc.texi: Ditto.
28056 * doc/gccint.texi: Ditto.
28057 * doc/gcov.texi: Ditto.
28058 * doc/install.texi: Ditto.
28059 * doc/invoke.texi: Ditto.
28061 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28063 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
28064 modes larger than TImode as TImode if NEON is not enabled.
28066 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28069 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
28070 mode for %f0-%f31 only if TARGET_FPU.
28072 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28075 * config/sparc/sparc.c (scan_record_type): Take into account subfields
28076 to compute the PACKED_P predicate.
28077 (function_arg_record_value): Minor tweaks.
28079 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
28081 * doc/install.texi (--with-multilib-list): Describe the meaning of the
28082 option for arm*-*-* targets.
28084 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
28086 * doc/extend.texi (Common Function Attributes): Move docs for
28087 MSP430-specific attributes to....
28088 (MSP430 Function Attributes): ...here. Delete the redundant
28089 entries and copy-edit the remaining text.
28090 (MSP430 Variable Attributes): Use uniform format for index
28091 entries and add a cross-reference to the corresponding function
28094 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
28096 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
28098 (x86 Options): Likewise.
28100 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
28104 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
28105 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
28106 to corresponding attribute.
28108 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
28110 * doc/extend.texi (Common Function Attributes) <noplt>: Move
28111 to correct alphabetization of table. Copy-edit and correct
28113 <stack_protect>: Likewise.
28114 <target_clones>: Likewise.
28116 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
28117 Correct punctuation.
28118 (Code Gen Options) <-fno-plt>: Copy-edit.
28120 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
28123 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
28124 SI values. Explicitly convert SI to DI and vice-versa.
28126 2016-01-01 Jakub Jelinek <jakub@redhat.com>
28128 PR tree-optimization/69070
28129 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
28130 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
28133 * ubsan.c (ubsan_instrument_float_cast): Call
28134 initialize_sanitizer_builtins.
28137 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
28139 Copyright (C) 2016 Free Software Foundation, Inc.
28141 Copying and distribution of this file, with or without modification,
28142 are permitted in any medium without royalty provided the copyright
28143 notice and this notice are preserved.