1 2016-10-12 Richard Biener <rguenther@suse.de>
3 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
4 try_add_new_range and made to eturn new range.
5 (evrp_dom_walker::before_dom_children): Push op1 value range before
6 pushing op0 value range.
8 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10 PR tree-optimization/77937
11 * gimple-ssa-strength-reduction.c (analyze_increments): Use
12 POINTER_TYPE_P on the candidate type to determine whether
13 candidates in this chain require pointer arithmetic.
15 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
17 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
18 correction if the type is smaller than a word.
19 (visium_select_cc_mode): Add ... fall through ... comment.
21 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
23 * config/rs6000/rs6000.c (machine_function): Add new fields
24 gpr_is_wrapped_separately and lr_is_wrapped_separately.
25 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
26 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
27 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
28 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
29 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
30 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
31 (rs6000_get_separate_components): New function.
32 (rs6000_components_for_bb): New function.
33 (rs6000_disqualify_components): New function.
34 (rs6000_emit_prologue_components): New function.
35 (rs6000_emit_epilogue_components): New function.
36 (rs6000_set_handled_components): New function.
37 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
38 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
39 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
40 (rs6000_emit_epilogue): Don't emit GPR restores if
41 gpr_is_wrapped_separately for that register. Don't make a
42 REG_CFA_RESTORE note for registers we did not restore, either.
44 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
46 * function.c (thread_prologue_and_epilogue_insns): Call
47 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
48 if it has possibly changed. Compute the split_prologue_seq and
49 epilogue_seq later, too.
50 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
51 (dump_components): New function.
52 (struct sw): New struct.
54 (init_separate_shrink_wrap): New function.
55 (fini_separate_shrink_wrap): New function.
56 (place_prologue_for_one_component): New function.
57 (spread_components): New function.
58 (disqualify_problematic_components): New function.
59 (emit_common_heads_for_components): New function.
60 (emit_common_tails_for_components): New function.
61 (insert_prologue_epilogue_for_components): New function.
62 (try_shrink_wrapping_separate): New function.
63 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
65 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
67 * regrename.c (build_def_use): Invalidate chains that have a
68 REG_CFA_RESTORE on some instruction.
70 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
72 * dce.c (delete_unmarked_insns): Don't delete instructions with
73 a REG_CFA_RESTORE note.
75 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
77 * common.opt (-fshrink-wrap-separate): New flag.
78 * doc/invoke.texi: Document it.
79 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
80 * doc/tm.texi: Regenerate.
81 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
82 * target.def (shrink_wrap): New hook vector.
83 (get_separate_components, components_for_bb, disqualify_components,
84 emit_prologue_components, emit_epilogue_components,
85 set_handled_components): New hooks.
87 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
89 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
90 vector return by reference only if -Wpsabi.
91 (rs6000_pass_by_reference): Similarly, for argument passing.
93 2016-10-12 David Malcolm <dmalcolm@redhat.com>
95 * function-tests.c: Include "print-rtl.h".
96 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
97 function, and verify what is dumped.
98 * print-rtl-function.c (print_edge): New function.
99 (begin_any_block): New function.
100 (end_any_block): New function.
101 (can_have_basic_block_p): New function.
102 (print_rtx_function): Track the basic blocks of insns in the
103 chain, wrapping those that are within blocks within "(block)"
104 directives. Remove the "(cfg)" directive.
106 2016-10-12 David Malcolm <dmalcolm@redhat.com>
108 * selftest.c (selftest::read_file): New function.
109 (selftest::test_read_file): New function.
110 (selftest::selftest_c_tests): Call test_read_file.
111 * selftest.h (selftest::read_file): New decl.
113 2016-10-12 Richard Biener <rguenther@suse.de>
116 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
119 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
121 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
123 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
124 dwarf2out_assembly_start.
126 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
128 * Makefile.in (SELFTEST_FLAGS): New variable.
129 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
131 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
134 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
136 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
139 2016-10-12 Martin Liska <mliska@suse.cz>
141 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
142 (gimple_fold_builtin_memory_op): Use the function.
143 (gimple_fold_builtin_strchr): Likewise.
144 (gimple_fold_builtin_strcat): Likewise.
145 (gimple_build): Likewise.
147 2016-10-12 Nathan Sidwell <nathan@acm.org>
149 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
151 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
153 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
154 equivalent 32-bit constant (modulo 2**32) when that yields
155 smaller instructions.
156 (size_of_int_loc_descriptor): Update accordingly.
158 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
160 * dwarf2out.c (dwarf2out_early_global_decl): For nested
161 functions, call dwarf2out_decl on the parent function first.
163 2016-10-12 Richard Biener <rguenther@suse.de>
165 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
168 2016-10-12 Richard Biener <rguenther@suse.de>
170 * tree-ssa-propagate.c
171 (substitute_and_fold_dom_walker::before_dom_children): Do not
172 ignore ASSERT_EXPRs but only preserve them.
173 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
174 that have been propagated into.
175 (vrp_finalize): Enable DCE for substitute_and_fold.
177 2016-10-12 Richard Biener <rguenther@suse.de>
179 PR tree-optimization/77920
180 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
181 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
182 (simplify_abs_using_ranges): Likewise.
183 (simplify_conversion_using_ranges): Likewise.
184 (simplify_stmt_using_ranges): Adjust.
186 2016-10-12 Jakub Jelinek <jakub@redhat.com>
188 PR tree-optimization/77929
189 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
190 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
192 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
195 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
196 needs a base register for arg 1.
198 2016-10-12 Jakub Jelinek <jakub@redhat.com>
200 * common.opt (Wimplicit-fallthrough) Turn into alias to
201 -Wimplicit-fallthrough=3. Remove EnabledBy.
202 (Wimplicit-fallthrough=): New option.
203 * gimplify.c (warn_implicit_fallthrough_r): Use
204 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
205 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
206 to -Wimplicit-fallthrough=3.
207 (-Wimplicit-fallthrough=): Document.
209 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
211 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
212 and GEU in DImode if TARGET_SUBXC.
213 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
214 (seqdi<W:mode>_zero_subxc): Delete.
215 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
216 (neg_seqdi<W:mode>_zero_vis3): Delete.
217 (plus_seqdi<W:mode>_zero): Likewise.
218 (minus_seqdi<W:mode>_zero): Likewise.
219 (plus_plus_sltu<W:mode>): Accept only register.
220 (addx<W:mode>): Likewise.
221 (plus_sltu<W:mode>_vis3): Likewise.
222 (plus_plus_sltu<W:mode>_vis3): Likewise.
223 (neg_sgeu<W:mode>_vis3): Delete.
224 (minus_sgeu<W:mode>_vis3): Likewise.
225 (addxc<W:mode>): Accept only registers.
226 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
227 (minus_neg_sltu<W:mode>_subxc): Accept only register.
228 (neg_plus_sltu<W:mode>_subxc): Likewise.
229 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
230 (minus_minus_sltu<W:mode>_subxc): Accept only register.
231 (sgeu<W:mode>_insn_subxc): Delete.
232 (plus_sgeu<W:mode>_subxc): Likewise.
233 (subxc<W:mode>): Accept only register.
234 (scc splitter): Split always GEU again.
236 2016-10-11 Jeff Law <law@redhat.com>
238 PR tree-optimization/77424
239 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
240 dead conditionals. Assert that all e->aux fields are NULL.
242 2016-10-11 David Malcolm <dmalcolm@redhat.com>
244 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
245 operand-printing "switch" statement into...
246 (print_rtx_operand_code_0): ...this new function, ...
247 (print_rtx_operand_code_e): ...this new function, ...
248 (print_rtx_operand_codes_E_and_V): ...this new function, ...
249 (print_rtx_operand_code_i): ...this new function, ...
250 (print_rtx_operand_code_r): ...this new function, ...
251 (print_rtx_operand_code_u): ...this new function, ...
252 (print_rtx_operand): ...and this new function.
254 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
256 * config/alpha/alpha-passes.def: New file.
257 * config/alpha/t-alpha: New file.
258 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
259 (make_pass_handle_trap_shadows): New prototype.
260 (make_pass_align_insns): Ditto.
261 * config/alpha/alpha.c (alpha_option_override): Don't register
263 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
265 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
268 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
269 distinct __ibm128 IBM extended double type if long doubles are
270 128-bits and the default format for long double is IEEE 128-bit.
272 2016-10-11 Richard Biener <rguenther@suse.de>
274 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
275 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
276 (verify_die): New function.
277 (dwarf2out_finish): Call it.
278 (output_line_info): Handle case of -gsplit-dwarf without
279 DWARF2_ASM_LINE_DEBUG_INFO.
281 2016-10-11 Richard Biener <rguenther@suse.de>
284 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
285 sub-chains of BLOCK_VARS and gimple_bind_vars.
287 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
289 * config/i386/znver1.md : Fix imov/imovx load type reservations.
291 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
293 * config/sparc/sparc.opt (msubxc): New option.
294 * doc/invoke.texi (SPARC options): Document it and tidy up.
295 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
296 * doc/tm.texi: Regenerate.
297 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
299 (CCX_NOOV): Rename into...
303 * config/sparc/predicates.m (fcc_register_operand): Simplify.
304 (fcc0_register_operand): Likewise.
305 (icc_register_operand): New.
306 (icc_or_fcc_register_operand): Simplify.
307 (nz_comparison_operator): New.
308 (c_comparison_operator): Likewise.
309 (noov_compare_operator): Rename into...
310 (icc_comparison_operator): ...this. Use above predicates.
311 (noov_compare64_operator): Rename into...
312 (v9_comparison_operator): ...this and tidy up.
313 (fcc_comparison_operator): New.
314 (icc_or_fcc_comparison_operator): Likewise.
315 (v9_register_compare_operator): Rename info...
316 (v9_register_comparison_operator): ...this.
317 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
318 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
320 (sparc_fixed_condition_code_regs): New function.
321 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
322 renaming and add support for CCC/CCXC.
323 (output_cbranch): Likewise.
324 (sparc_print_operand): Likewise.
325 (gen_v9_scc): Remove obsolete assertion.
326 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
327 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
328 (output_cbcond): Remove bogus handling of CC modes.
329 (sparc_register_move_cost): Return 100 for NO_REGS.
330 * config/sparc/sparc.md (W): New mode iterator.
331 (length): Adjust for noov_compare64_operator renaming.
332 (cmpsi_sne): New instruction.
333 (cmpdi_sne): Likewise.
334 (seqdi_special): Delete.
335 (seqdi_special): Likewise.
336 (snesi<P:mode>_special): Likewise.
337 (snedi_special): Likewise.
338 (snedi_special_vis3): Likewise.
339 (snesi patterns): Use W iterator.
340 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
341 (sltu patterns): Likewise.
342 (sgeu patterns): Likewise.
343 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
344 (normal_branch): Use icc_comparison_operator predicate.
345 (inverted_branch): Likewise.
346 (cbcond_sp32): Use comparison_operator predicate.
347 (cbcond_sp64): Likewise.
348 (normal_int_branch_sp64): Adjust for renaming
349 (inverted_int_branch_sp64): Likewise.
350 (mov<I:mode>_cc_reg_sp64): Likewise.
351 (movsf_cc_reg_sp6): Likewise.
352 (movdf_cc_reg_sp64): Likewise.
353 (movtf_cc_reg_hq_sp64): Likewise.
354 (movtf_cc_reg_sp64): Likewise.
355 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
356 (movsf_cc_v9): Likewise.
357 (movdf_cc_v9): Likewise.
358 (movtf_cc_hq_v9): Likewise.
359 (movtf_cc_v9): Likewise.
360 (adddi3): Call gen_adddi3_sp32.
361 (adddi3_insn_sp32): Rename to...
362 (adddi3_sp32): ...this. Accept only register_operand as operand #1
363 and use CCCmode for the carry.
364 (addx_extend_sp32): Use CCCmode for the carry.
365 (addx_extend_sp64): Delete.
366 (adddi3_extend_sp32): Use CCCmode for the carry.
367 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
368 (subdi3): Call gen_subdi3_sp32.
369 (subdi3_insn_sp32): Rename to...
370 (subdi3_sp32): ...this and use CCmode for the carry.
371 (subx_extend_sp32): Use CCCmode for the carry.
372 (subx_extend_sp64): Delete.
373 (subdi3_extend_sp32): Use CCmode for the carry.
374 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
375 (negdi3): Call gen_negdi3_sp32.
376 (negdi3_sp32): Use CCCmode for the carry.
377 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
378 (cmp_nz_ashift_1): Use CCNZ mode.
379 (cmp_nz_set_ashift_1): Likewise.
380 (ctrapsi4): Use comparison_operator predicate.
381 (ctrapdi4): Likewise.
382 (trapsi_insn): Use icc_comparison_operator predicate.
383 (trapdi_insn): Likewise.
384 (edge8 patterns): Use CCNZmode.
385 (edge16 patterns): Likewise.
386 (edge32 patterns): Likewise.
388 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
390 * config/visium/visium-modes.def (CC_NOOV): Rename into...
392 (CC_BTST): Rename into...
394 * config/visium/predicates.md (real_add_operand): New.
395 (visium_btst_operator): Rename into...
396 (visium_equality_comparison_operator): ...this.
397 (visium_noov_operator): Rename into...
398 (visium_nz_comparison_operator): ...this.
399 (visium_c_comparison_operator): New.
400 (visium_branch_operator): Adjust and deal with all CC modes.
401 * config/visium/visium.c (visium_adjust_cost): Adjust.
402 (visium_split_double_add): Use the *_set_carry patterns.
403 (visium_select_cc_mode): Add support for CCC mode and adjust.
404 (output_cbranch): Adjust and use the carry-based operators for
405 floating-point comparisons.
406 * config/visium/visium.md (flags_subst_arith): Adjust.
407 (addsi3_insn_set_carry): New instruction.
408 (subsi3_insn_set_carry): Likewise.
409 (negsi2_insn_set_carry): Likewise.
411 (cmp<mode>_sne): Likewise.
412 (cbranch<mode>4): Use ordered_comparison_operator.
413 (cbranch<mode>4_insn): Likewise.
414 (cbranchsi4_btst_insn): Adjust.
416 2016-10-11 Tom de Vries <tom@codesourcery.com>
419 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
422 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
424 * tree.h (build_complex_type): Add second parameter with default.
425 * tree.c (build_complex_type): Add NAMED second parameter and adjust
426 recursive call. Create a TYPE_DECL only if NAMED is true.
427 (build_common_tree_nodes): Pass true in calls to build_complex_type.
429 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
431 New avr-passes.def to register AVR specific passes.
433 * config/avr/avr-passes.def: New file.
434 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
435 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
436 (make_avr_pass_recompute_note): New proto.
437 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
438 (avr_pass_recompute_notes): Use anonymous namespace.
439 (avr_register_passes): Remove function...
440 (avr_option_override): ...and its call.
442 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
444 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
445 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
446 PTF_AVOID_BRANCHLIKELY_SPEED for others.
447 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
449 * config/mips/mips.c (mips_option_override): Enable the branch
450 likely depending on the tune flags and optimization level.
451 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
452 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
453 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
454 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
456 2016-10-11 Richard Biener <rguenther@suse.de>
458 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
459 (output_function): Properly stream the whole block tree.
460 * lto-streamer-in.c (input_function): Likewise.
462 2016-10-11 Marek Polacek <polacek@redhat.com>
464 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
466 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
468 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
469 (evrp_dom_walker::before_dom_children): Infer and push new value
470 ranges for x in y < x.
472 2016-10-10 Joseph Myers <joseph@codesourcery.com>
475 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
476 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
477 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
478 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
479 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
480 (IA64_NO_LIBGCC_TFMODE): Likewise.
482 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
484 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
487 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
489 * config.gcc: Add aarch64-*-freebsd* support.
490 * config.host: Likewise.
491 * config/aarch64/aarch64-freebsd.h: New file.
492 * config/aarch64/t-aarch64-freebsd: Ditto.
494 2016-10-10 Jeff Law <law@redhat.com>
496 PR tree-optimization/71947
497 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
498 B with A within a single statement.
500 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
502 PR tree-optimization/77824
503 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
504 zero cost for copies.
505 (find_candidates_dom_walker::before_dom_children): Replace
506 MODIFY_EXPR with SSA_NAME.
507 (replace_mult_candidate): Likewise.
508 (replace_profitable_candidates): Likewise.
510 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
512 * config/s390/s390.h: Wrap more macros args in brackets and fix
514 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
516 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
518 2016-10-10 Andreas Schwab <schwab@suse.de>
521 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
522 pseudo is not DImode.
524 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
526 * common/config/arc/arc-common.c (arc_option_optimization_table):
527 Remove compact casesi option.
528 * config/arc/arc.c (arc_override_options): Use compact casesi
529 option only for pre-ARCv2 cores.
530 * doc/invoke.texi (mcompact-casesi): Update text.
532 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
534 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
535 Add macro to say we can efficiently handle overlapping unaligned
537 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
538 poor code for processors older than p8.
540 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
542 * gen-pass-instances.awk: Remove GNUism.
544 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
546 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
547 NULL of (*ipcp_transformations)][node->uid].
549 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
551 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
552 (MALLOC_ABI_ALIGNMENT): Define.
554 2016-10-09 Jakub Jelinek <jakub@redhat.com>
556 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
557 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
558 VAR_OR_FUNCTION_DECL_P macros.
559 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
560 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
561 chkp_find_bounds_1): Likewise.
562 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
563 * hsa-gen.c (get_symbol_for_decl): Likewise.
564 * cgraphunit.c (check_global_declaration, analyze_functions,
565 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
567 * gimple-fold.c (can_refer_decl_in_current_unit_p,
568 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
570 * tree.c (set_decl_section_name, copy_node_stat,
571 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
572 merge_dllimport_decl_attributes, handle_dll_attribute,
573 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
574 verify_type): Likewise.
575 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
576 find_explicit_erroneous_behavior): Likewise.
577 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
578 * ipa.c (process_references): Likewise.
579 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
580 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
581 notice_global_symbol, assemble_variable, mark_decl_referenced,
582 build_constant_desc, output_constant_def_contents, do_assemble_alias,
583 make_decl_one_only, default_section_type_flags,
584 categorize_decl_for_section, default_encode_section_info): Likewise.
585 * trans-mem.c (requires_barrier): Likewise.
586 * gimple-expr.c (mark_addressable): Likewise.
587 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
588 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
589 expand_debug_expr): Likewise.
590 * tree-dump.c (dequeue_and_dump): Likewise.
591 * ubsan.c (instrument_bool_enum_load): Likewise.
592 * tree-pretty-print.c (print_declaration): Likewise.
593 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
594 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
595 * asan.c (asan_protect_global, instrument_derefs): Likewise.
596 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
597 pass_build_ssa::execute): Likewise.
598 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
599 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
601 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
603 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
604 can_be_nonlocal, remap_decls, copy_debug_stmt,
605 initialize_inlined_parameters, add_local_variables,
606 reset_debug_binding, replace_locals_op): Likewise.
607 * dse.c (can_escape): Likewise.
608 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
610 * tree-diagnostic.c (default_tree_printer): Likewise.
611 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
612 unpack_ts_decl_with_vis_value_fields,
613 lto_input_ts_decl_common_tree_pointers): Likewise.
614 * builtins.c (builtin_save_expr, fold_builtin_expect,
615 readonly_data_expr): Likewise.
616 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
617 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
619 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
620 * gimplify.c (force_constant_size, gimplify_bind_expr,
621 gimplify_decl_expr, gimplify_var_or_parm_decl,
622 gimplify_compound_lval, gimplify_init_constructor,
623 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
624 gimplify_type_sizes): Likewise.
625 * cgraphbuild.c (record_reference, record_type_list, mark_address,
626 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
627 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
628 remove_unused_locals): Likewise.
629 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
630 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
631 * function.c (instantiate_expr, instantiate_decls_1,
632 setjmp_vars_warning, add_local_decl): Likewise.
633 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
635 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
636 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
637 optimize_va_list_gpr_fpr_size): Likewise.
638 * tree-nrv.c (pass_nrv::execute): Likewise.
639 * tsan.c (instrument_expr): Likewise.
640 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
641 * vtable-verify.c (verify_bb_vtables): Likewise.
642 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
643 get_ref_base_and_extent): Likewise.
644 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
646 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
647 analyze_all_variable_accesses): Likewise.
648 * tree-nested.c (get_nonlocal_debug_decl,
649 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
650 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
651 get_local_debug_decl, convert_local_omp_clauses,
652 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
654 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
655 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
656 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
657 dbxout_symbol, dbxout_common_check): Likewise.
658 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
659 string_constant): Likewise.
660 * hsa.c (hsa_get_declaration_name): Likewise.
661 * passes.c (rest_of_decl_compilation): Likewise.
662 * tree-ssanames.c (make_ssa_name_fn): Likewise.
663 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
664 pack_ts_decl_with_vis_value_fields,
665 write_ts_decl_common_tree_pointers): Likewise.
666 * stor-layout.c (place_field): Likewise.
667 * symtab.c (symtab_node::maybe_create_reference,
668 symtab_node::verify_base, symtab_node::make_decl_local,
669 symtab_node::copy_visibility_from,
670 symtab_node::can_increase_alignment_p): Likewise.
671 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
672 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
673 fortran_common, add_location_or_const_value_attribute,
674 add_scalar_info, add_linkage_name, set_block_abstract_flags,
675 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
676 optimize_one_addr_into_implicit_ptr,
677 optimize_location_into_implicit_ptr): Likewise.
678 * gimple-low.c (record_vars_into): Likewise.
679 * ipa-visibility.c (update_vtable_references): Likewise.
680 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
682 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
683 DFS::DFS_write_tree_body, write_symbol): Likewise.
684 * langhooks.c (lhd_warn_unused_global_decl,
685 lhd_set_decl_assembler_name): Likewise.
686 * attribs.c (decl_attributes): Likewise.
687 * except.c (output_ttype): Likewise.
688 * varpool.c (varpool_node::get_create, ctor_for_folding,
689 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
690 * fold-const.c (fold_unary_loc): Likewise.
691 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
692 ipa_find_agg_cst_from_init): Likewise.
693 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
694 expand_omp_target, lower_omp_regimplify_p,
695 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
696 find_link_var_op): Likewise.
697 * tree-chrec.c (chrec_contains_symbols): Likewise.
698 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
699 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
700 execute_fixup_cfg): Likewise.
702 PR tree-optimization/77901
703 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
704 if ranges[i].exp is SSA_NAME when looking for >= and only when
705 ranges[i].exp is NULL or SSA_NAME when looking for the other
708 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
710 * ipa-cp.c (ipcp_alignment_lattice): Remove.
711 (ipcp_param_lattices): Remove field alignment.
712 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
713 (set_all_contains_variable): Remove call to
714 ipcp_alignment_lattice::set_to_bottom.
715 (initialize_node_lattices): Likewise.
716 (propagate_alignment_accross_jump_function): Remove.
717 (propagate_constants_accross_call): Remove call to
718 propagate_alignment_accross_jump_function.
719 (ipcp_store_alignment_results): Remove.
720 (ipcp_driver): Remove call to ipcp_store_alignment_results.
721 (propagate_bits_accross_jump_function): Handle ancestor jump function.
722 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
723 pretty-printing of alignment jump function.
724 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
725 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
726 alignments and remove computing ipa_alignment jump function.
727 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
728 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
729 (ipa_read_jump_function): Remove reading of ipa_alignment.
730 (write_ipcp_transformation_info): Remove streaming for alignment
732 (read_ipcp_transformation_info): Remove reading of alignment
734 (ipcp_update_alignments): Remove.
735 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
737 (ipcp_transform_function): Remove call to ipcp_update_alignments()
738 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
739 * ipa-prop.h (ipa_alignment): Remove.
740 (ipa_jump_func): Remove field alignment.
741 (ipcp_transformation_summary): Remove field alignments.
742 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
743 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
744 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
746 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
748 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
750 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
752 (visium_expand_fp_cstore): Likewise.
754 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
756 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
757 * diagnostic.c (warning_at_rich_loc_n): New function.
758 (diagnostic_n_impl_richloc): Likewise.
759 (diagnostic_n_impl): Move most of the function to
760 diagnostic_n_impl_richloc and call it.
762 2016-10-08 Jakub Jelinek <jakub@redhat.com>
764 * gen-pass-instances.awk: Rewritten.
765 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
766 $(PASSES_EXTRA) after passes.def to the script.
767 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
768 * config/i386/i386-passes.def: New file.
769 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
770 make_pass_stv): Declare.
771 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
773 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
775 (pass_stv::clone, pass_stv::set_pass_param): New methods.
776 (pass_stv::timode_p): New non-static data member.
777 (ix86_option_override): Don't register passes here.
779 * doc/invoke.texi: Document accepting Else, fallthrough.
781 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
784 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
785 FALLTHRU comment styles.
787 2016-10-07 Andrew Pinski <apinski@cavium.com>
789 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
790 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
791 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
793 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
795 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
797 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
798 (AARCH64_ARCH): Likewise.
799 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
801 (AARCH64_CORE): Likewise.
802 (AARCH64_ARCH): Likewise.
803 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
804 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
805 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
806 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
807 (AARCH64_ARCH): Likewise.
808 (AARCH64_CORE): Likewise.
809 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
810 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
811 (AARCH64_CORE): Likewise.
812 (AARCH64_ARCH): Likewise.
814 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
816 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
817 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
818 floating point type infrastructre, and -mfloat128 that enables the
819 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
820 if -mfloat128-type. Define __ibm128 to be long double by default.
821 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
822 the IEEE 128-bit floating point type infrastructure should
823 automatically be enabled.
824 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
825 instead of -mfloat128 to enable KFmode.
826 (rs6000_option_override_internal): Split the option -mfloat128
827 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
828 systems, automatically set -mfloat128-type, but don't enable it on
829 other operating systems. Move setting the long double size and
830 IEEE quad support before the IEEE 128-bit floating point changes.
831 (rs6000_init_builtins): Do not create a unique type for __ibm128
832 if long double is IBM extended double, instead rely on __ibm128
833 being defined as 'long double'. If -mfloat128-type and not
834 -mfloat128, create the KFmode type with an undocumented __ieee128
836 (rs6000_init_libfuncs): Use -mfloat128-type instead of
837 -mfloat128 for tests about the types, but keep tests for
838 -mfloat128 to enable the keyword support.
839 (rs6000_complex_function_value): Likewise.
840 (rs6000_scalar_mode_supported_p): Likewise.
841 (rs6000_floatn_mode): Likewise.
842 (rs6000_c_mode_for_suffix): Likewise.
843 (rs6000_opt_masks): Add -mfloat128-type.
844 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
845 -mfloat128-type being split from -mfloat128. Add
846 -mfloat128-hardware, which was missing.
847 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
848 -mfloat128 and -mfloat128-type:
849 (-mfloat128-type): Likewise.
850 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
851 that 64-bit Linux systems with enable -mfloat128-type by default
853 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
854 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
855 -mfloat128-type instead of -mfloat128.
856 (FLOAT128_2REG_P): Likewise.
857 (MASK_FLOAT128_TYPE): Likewise.
858 (ALTIVEC_ARG_MAX_RETURN): Likewise.
859 (RS6000_BTM_FLOAT128): Likewise.
860 (TARGET_FLOAT128): Poison old identifiers.
861 (OPTION_MASK_FLOAT128): Likewise.
862 (MASK_FLOAT128): Likewise.
863 * config/rs6000/rs6000.md (FP): Likewise.
864 (FLOAT128): Likewise.
865 (fix_trunc<mode>di2): Likewise.
866 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
867 (floatdi<mode>2): Likewise.
868 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
869 (neg<mode>2, FLOAT128 iterator): Likewise.
870 (abs<mode>2, FLOAT128 iterator): Likewise.
871 (ieee_128bit_negative_zero): Likewise.
872 (ieee_128bit_vsx_neg<mode>2): Likewise.
873 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
874 (ieee_128bit_vsx_abs<mode>2): Likewise.
875 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
876 (ieee_128bit_vsx_nabs<mode>2): Likewise.
877 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
878 (extendiftf2): Likewise.
879 (extendifkf2): Likewise.
880 (extendtfkf2): Likewise.
881 (trunciftf2): Likewise.
882 (truncifkf2): Likewise.
883 (trunckftf2): Likewise.
884 (trunctfif2): Likewise.
885 (extendkftf2): Likewise.
886 (trunctfkf2): Likewise.
888 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
890 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
891 before merging in bytes to pass down to real_from_target.
893 2016-10-07 Richard Biener <rguenther@suse.de>
895 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
897 (substitute_and_fold_dom_walker::before_dom_children):
898 Substitute and fold before pass specific folding to avoid
899 feeding that with SSA names that will be later released.
900 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
901 introduced by folding and visited by evaluate_stmt called during
903 (likely_value): Likewise.
904 (evaluate_stmt): Likewise.
905 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
906 (simplify_div_or_mod_using_ranges): Likewise.
907 (simplify_min_or_max_using_ranges): Likewise.
908 (simplify_abs_using_ranges): Likewise.
909 (simplify_conversion_using_ranges): Likewise.
910 (simplify_float_conversion_using_ranges): Likewise.
911 (simplify_stmt_using_ranges): Likewise.
913 2016-10-07 Marek Polacek <polacek@redhat.com>
915 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
916 FALLTHROUGH_LABEL_P here...
917 (warn_implicit_fallthrough_r): ...not here.
919 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
921 PR tree-optimization/77880
922 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
925 2016-10-07 Marek Polacek <polacek@redhat.com>
928 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
930 2016-10-07 Richard Biener <rguenther@suse.de>
932 * bitmap.h: Document constraints on bitmap modification while
935 2016-10-07 Richard Biener <rguenther@suse.de>
937 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
938 * bitmap.h (bmp_iter_set): When advancing to the next element
939 check that we didn't remove the current one.
940 (bmp_iter_and): Likewise.
941 (bmp_iter_and_compl): Likewise.
942 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
943 we currently iterate on but keep a one-level queue.
944 * sched-deps.c (remove_from_deps): Do not clear current bit
945 but keep a one-level queue.
947 2016-10-07 Jakub Jelinek <jakub@redhat.com>
949 PR tree-optimization/77664
950 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
951 for the other ranges.
952 (optimize_range_tests_diff): Fix up formatting.
953 (optimize_range_tests_var_bound): New function.
954 (optimize_range_tests): Use it.
956 2016-10-07 Martin Liska <mliska@suse.cz>
958 * coverage.c (build_gcov_exit_decl): Fix priority what
961 2016-10-07 Richard Biener <rguenther@suse.de>
963 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
964 vars in gimple_bind_vars but not in BLOCK_VARS.
966 2016-10-07 Richard Biener <rguenther@suse.de>
968 PR tree-optimization/77879
969 * tree-ssa-structalias.c (handle_const_call): Properly handle
971 (handle_pure_call): Likewise.
973 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
975 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
976 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
979 2016-10-06 Andrew Pinski <apinski@cavium.com>
981 * config/aarch64/aarch64-cores.def: Add a comment before each
984 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
986 PR tree-optimization/77862
987 * tree-vrp.c (add_equivalence): Use get_value_range so that
988 num_vr_values is checked before accessing vr_values.
990 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
992 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
995 2016-10-05 Jeff Law <law@redhat.com>
997 PR tree-optimization/71661
998 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
999 removal of a forwarder exposes a new natural loop.
1001 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
1003 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
1004 Introduce ssesuffix variable.
1005 (<mask_codefor><code><mode>3<mask_name>): Ditto.
1006 (*<code><mode>3): Ditto.
1008 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
1010 * postreload.c (reload_cse_simplify): Skip also USE when detecting
1013 2016-10-06 Richard Biener <rguenther@suse.de>
1015 PR tree-optimization/77855
1016 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
1017 instead of removing the current item while iterating over the set
1020 2016-10-06 James Clarke <jrtc27@jrtc27.com>
1021 Eric Botcazou <ebotcazou@adacore.com>
1024 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
1025 (classify_registers): Don't set it
1026 (function_arg_slotno): Don't initialize and test it. Tidy up.
1028 2016-10-06 Richard Biener <rguenther@suse.de>
1030 PR tree-optimization/77839
1031 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
1034 2016-10-06 Martin Liska <mliska@suse.cz>
1036 * gcc.c: Set -fprofile-update=atomic when profiling is
1037 enabled and -pthread is set. Warn when one combines
1038 -pthread and -fprofile-update=single for an app using
1041 2016-10-06 Martin Liska <mliska@suse.cz>
1044 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
1045 * gimple-ssa-strength-reduction.c (slsr_process_cast):
1046 Initialize a pointer to NULL.
1047 (slsr_process_copy): Likewise.
1048 * input.c (location_get_source_line): Likewise.
1049 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1051 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
1053 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
1054 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
1055 (ix86_handle_option): Deleted handle of OPT_mpcommit.
1056 * config.gcc: Deleted pcommitintrin.h
1057 * config/i386/pcommitintrin.h: Deleted file.
1058 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
1059 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
1061 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
1063 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
1064 (PTA_PCOMMIT): Deleted define.
1065 (ix86_option_override_internal): Deleted handle of option.
1066 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
1067 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
1068 __builtin_ia32_pcommit): Deleted.
1069 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
1070 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
1071 (pcommit): Deleted instruction.
1072 * config/i386/i386.opt: Mention -mpcommit deprecation.
1073 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
1075 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
1078 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
1079 Remove wrong assert.
1080 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
1081 Use <round_constraint> as operand 1 constraint.
1083 2016-10-05 Jakub Jelinek <jakub@redhat.com>
1086 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
1087 (ubsan_instrument_float_cast): And not here.
1090 * ubsan.c (ubsan_ids): New GTY(()) array.
1091 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
1092 instead of static local counters.
1094 2016-10-05 Martin Sebor <msebor@redhat.com>
1097 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
1098 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
1099 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
1100 (default_printf_pointer_format): Define function.
1101 * targhooks.c (linux_printf_pointer_format): Define new function.
1102 * targhooks.h (linux_printf_pointer_format): Declare.
1103 (gnu_libc_printf_pointer_format): Remove declaration.
1105 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1107 * fold-const.c (native_encode_real): Fix logic for selecting offset
1108 to write to when BYTES_BIG_ENDIAN.
1110 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
1112 * builtins.c (fold_builtin_strchr): Remove function.
1113 (fold_builtin_strrchr): Likewise.
1114 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
1115 * gimple-fold.c (target_char_cst_p): New function.
1116 (gimple_fold_builtin_strchr) Add more foldings.
1117 (gimple_fold_builtin): Add index, strrchr, rindex cases.
1119 2016-10-05 Richard Biener <rguenther@suse.de>
1122 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
1123 capture ids in c-exprs.
1125 2016-10-05 Richard Biener <rguenther@suse.de>
1128 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
1129 with types_match for GIMPLE code gen to handle type mismatched
1131 (dt_operand::gen): Adjust.
1132 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
1135 2016-10-05 Richard Biener <rguenther@suse.de>
1137 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
1139 2016-10-05 Richard Biener <rguenther@suse.de>
1142 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
1144 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
1146 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
1147 version check to protect only DW_TAG_imported_module generation.
1149 2016-10-05 Richard Biener <rguenther@suse.de>
1152 * match.pd (min(a,-a) -> -abs(a)): New pattern.
1154 2016-10-04 Ian Lance Taylor <iant@golang.org>
1156 * explow.c (allocate_dynamic_stack_space): Call
1157 do_pending_stack_adjust before handling flag_split_stack.
1159 2016-10-04 David Malcolm <dmalcolm@redhat.com>
1161 * genattrtab.c (make_internal_attr): Supply dummy column number to
1164 * genoutput.c (init_insn_for_nothing): Likewise.
1165 * gensupport.c (add_define_attr): Likewise.
1166 * read-md.c (message_at_1): Print column number.
1167 (fatal_with_file_and_line): Likewise.
1168 (rtx_reader::read_char): Track column numbers.
1169 (rtx_reader::unread_char): Likewise.
1170 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
1171 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
1172 (rtx_reader::handle_file): Initialize m_read_md_colno.
1173 (rtx_reader::get_current_location): Supply column number to
1175 * read-md.h (struct file_location): Add field "colno".
1176 (file_location::file_location): Likewise.
1177 (rtx_reader::get_colno): New accessor.
1178 (rtx_reader::m_read_md_colno): New field.
1179 (rtx_reader::m_last_line_colno): New field.
1181 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1183 * doc/extend.texi (Java Exceptions): Remove.
1184 (java_interface): Remove.
1186 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
1188 PR tree-optimization/77808
1189 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
1190 and addr are different before copying points-to information.
1192 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1194 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
1195 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
1196 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
1197 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
1199 2016-10-04 Richard Biener <rguenther@suse.de>
1201 PR tree-optimization/77399
1202 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
1203 verify the target can convert.
1205 2016-10-04 Richard Biener <rguenther@suse.de>
1208 * explow.c (plus_constant): Verify the mode of the constant
1209 pool offset before calling plus_constant.
1211 2016-10-04 Richard Biener <rguenther@suse.de>
1214 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
1215 type support, mark with :C.
1216 (X / -X -> -1): Mark with :C.
1218 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1220 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
1221 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
1222 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
1223 * doc/tm.texi: Regenerated.
1224 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
1225 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
1226 * config/darwin.h (JCR_SECTION_NAME): Remove.
1227 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
1228 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
1229 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
1230 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
1231 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
1232 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
1234 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1236 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
1237 between "because" and "param" in dump message in call to fprintf.
1239 2016-10-03 Jeff Law <law@redhat.com>
1241 PR tree-optimization/71550
1242 PR tree-optimization/71403
1243 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
1244 (profitable_jump_thread_path): Also return boolean indicating if
1245 the realized path will create an irreducible loop.
1246 Remove loop depth tests from 71403.
1247 (fsm_find_control_statement_thread_paths): Remove loop depth tests
1248 from 71403. If threading will create an irreducible loop, then
1249 throw away loop iteration and related information.
1251 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
1253 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
1254 -Woverloaded-virtual checks for warning options.
1255 * configure: Regenerate.
1257 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1259 PR preprocessor/77699
1260 * input.c (maybe_grow): Don't allocate one byte extra headroom.
1261 (get_next_line): Return false on error.
1262 (read_next_line): Removed, use get_next_line instead.
1263 (read_line_num): Don't copy the line.
1264 (location_get_source_line): Don't use static data.
1265 (selftest::test_reading_source_line): Add more test cases.
1267 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1270 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1272 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1273 (noce_process_if_block): Use it.
1275 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1277 * doc/invoke.texi: Update -Wint-in-bool-context.
1279 2016-10-02 Jakub Jelinek <jakub@redhat.com>
1281 * dwarf2out.c (output_fde, output_call_frame_info,
1282 dwarf2out_do_cfi_startproc, set_indirect_string,
1283 gen_internal_sym, output_die, output_line_info): Use
1284 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
1285 ASM_GENERATE_INTERNAL_LABEL output.
1287 2016-10-01 Richard Biener <rguenther@suse.de>
1290 * genmatch.c (get_operand_type): Add operand position arg
1291 and handle COND_EXPR comparison operand with fixed boolean_type_node.
1292 (expr::gen_transform): Adjust.
1293 (dt_simplify::gen_1): Likewise.
1295 2016-10-01 Jakub Jelinek <jakub@redhat.com>
1297 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
1298 comments. Simplify asserts, remove unnecessary conditions.
1300 (*<code><mode>3): Likewise.
1302 2016-09-30 Jakub Jelinek <jakub@redhat.com>
1304 * doc/invoke.texi (-Wregister): Document.
1306 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
1308 * configure.ac: Split CHECKING_P into CHECKING_P and
1309 ENABLE_EXTRA_CHECKING.
1310 * configure: Regenerated.
1311 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
1312 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
1314 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
1317 * gcc.c (process_command): For @filename handling, output
1318 the correct name if the file does not exist.
1320 2016-09-30 Marek Polacek <polacek@redhat.com>
1322 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
1323 * config/alpha/predicates.md: Likewise.
1325 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1327 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1328 (noce_process_if_block): Use it.
1330 2016-09-30 Martin Liska <mliska@suse.cz>
1332 * doc/invoke.texi: Document asan-use-after-return that
1333 it's disabled by default in runtime.
1335 2016-09-30 Richard Biener <rguenther@suse.de>
1337 * tree-vrp.c (intersect_ranges): If we failed to handle
1338 the intersection choose a constant singleton range if available.
1340 2016-09-30 Richard Biener <rguenther@suse.de>
1342 PR tree-optimization/77399
1343 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1344 float <-> int conversions.
1346 2016-09-30 Alan Modra <amodra@gmail.com>
1348 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
1350 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1352 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1353 ext_level before calling CPUID with 0x80000008.
1354 Simplify xgetbv checks.
1356 2016-09-29 David Malcolm <dmalcolm@redhat.com>
1358 * Makefile.in (OBJS): Add print-rtl-function.o.
1359 * print-rtl-function.c: New file.
1360 * print-rtl.h (print_rtx_function): New decl.
1362 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1365 * config/i386/cpuid.h (__get_cpuid_count): New.
1366 (__get_cpuid): Rename __level to __leaf.
1368 2016-09-29 Marek Polacek <polacek@redhat.com>
1370 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
1372 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
1374 * builtins.c (expand_builtin_memcmp): don't swap args unless
1375 result is only being compared with zero.
1377 2016-09-29 Marek Polacek <polacek@redhat.com>
1379 * dwarf2out.c (loc_descriptor): Add fall through comment.
1380 (add_const_value_attribute): Likewise.
1382 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
1384 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
1385 with "v6t2". Move "arch" attribute above "pool_range".
1386 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
1388 (*thumb2_movhi_vfp): Likewise.
1389 (*arm_movhi_fp16): Likewise.
1390 (*thumb2_movhi_fp16): Likewise.
1391 (*arm_movsi_vfp): Remove "arch" attribute.
1392 (*thumb2_movsi_vfp): Likewise.
1394 2016-09-29 Martin Liska <mliska@suse.cz>
1396 * doc/extend.texi: Remove limitation of Objective C for
1397 __attribute__((constructor)) and __attribute__((destructor)).
1399 2016-09-29 Richard Biener <rguenther@suse.de>
1401 PR tree-optimization/77768
1402 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1403 Handle stores to readonly memory when removing redundant stores.
1405 2016-09-29 Richard Biener <rguenther@suse.de>
1408 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
1409 X / -X -> -1 simplifications.
1411 2016-09-29 Richard Biener <rguenther@suse.de>
1414 * match.pd: Add max(a,-a) -> abs(a) pattern.
1415 * tree-ssa-phiopt.c (minmax_replacement): Disable for
1416 HONOR_SIGNED_ZEROS types.
1418 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
1420 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
1421 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
1423 2016-09-29 Richard Biener <rguenther@suse.de>
1425 * tree-vrp.c (set_defs_to_varying): New helper avoiding
1426 writing to vr_const_varying.
1427 (vrp_initialize): Call it.
1428 (vrp_visit_stmt): Likewise.
1429 (evrp_dom_walker::before_dom_children): Likewise.
1431 2016-09-29 Richard Biener <rguenther@suse.de>
1433 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
1434 constructors with vector elements.
1436 2016-09-29 Richard Biener <rguenther@suse.de>
1438 PR tree-optimization/77768
1439 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
1440 with stores to a place we know has a constant value.
1442 2016-09-29 Alan Modra <amodra@gmail.com>
1444 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
1445 * doc/invoke.texi: Document it.
1446 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
1447 (rs6000_passes_float): Comment.
1448 (rs6000_passes_long_double): New static var.
1449 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
1450 (init_cumulative_args): Set up to emit fp .gnu_attribute for
1451 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
1452 to include fp values returned in vectors.
1453 Set rs6000_passes_long_double.
1454 (rs6000_function_arg_advance_1): Likewise for function args.
1455 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
1456 and SPE. Emit long double tag value too.
1457 (rs6000_opt_vars): Add gnu-attr.
1458 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
1459 * configure: Regenerate.
1460 * config.in: Regenerate.
1462 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1464 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
1466 (format_floating, format_string, format_directive,
1467 get_destination_size, pass_sprintf_length::handle_gimple_call):
1470 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1472 * gimple-ssa-sprintf.c: Fix comment formatting.
1473 (format_integer): Use is_gimple_assign.
1474 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
1475 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
1476 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
1477 (pass_sprintf_length::execute): Use is_gimple_call.
1479 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1481 * gimple-fold.c (gimple_fold_builtin): After failing to fold
1482 strchr, also try the generic folding.
1484 2016-09-28 Martin Sebor <msebor@redhat.com>
1487 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1490 2016-09-28 Martin Sebor <msebor@redhat.com>
1493 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
1494 length modifier is not expected.
1495 (format_floating): Ignore l length modifier and fail gracefuly
1496 when it isn't one of the other expected ones.
1498 2016-09-28 Martin Sebor <msebor@redhat.com>
1501 * varasm.c (assemble_addr_to_section): Increase local buffer size.
1503 2016-09-27 Richard Biener <rguenther@suse.de>
1505 * dwarf2out.c (cu_die_list): New global.
1506 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
1507 main_comp_unit_die to cu_die_list if we created it.
1508 Move break_out_includes ...
1509 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
1512 2016-09-28 Richard Biener <rguenther@suse.de>
1514 * dwarf2out.c (struct die_struct): Add removed flag.
1515 (lookup_type_die): If the DIE is marked as removed, clear
1516 TYPE_SYMTAB_DIE and return NULL.
1517 (lookup_decl_die): If the DIE is marked as removed, remove it
1518 from the hash and return NULL.
1519 (mark_removed): New helper.
1520 (prune_unused_types_prune): Call it for removed DIEs.
1521 (gen_subprogram_die): Move the premark_used_types call to after
1522 DIEs for the functions scopes are generated.
1523 (process_scope_var): Do not re-create pruned types or type decls.
1524 Make sure to also re-parent type decls.
1525 (dwarf2out_finish): Move unused type pruning and debug_types
1527 (dwarf2out_early_finish): ... here.
1529 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1531 * config/arc/arc-c.c: New file.
1532 * config/arc/arc-c.def: Likewise.
1533 * config/arc/t-arc: Likewise.
1534 * config.gcc: Include arc-c.o as c and cpp object.
1535 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
1536 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
1537 arc_cpu_cpp_builtins.
1539 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1541 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
1542 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
1544 2016-09-28 Nathan Sidwell <nathan@acm.org>
1546 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
1549 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1551 PR tree-optimization/61056
1552 * gimple-fold.c (gimple_fold_builtin_strchr):
1553 New function to optimize strchr (s, 0) to strlen.
1554 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
1556 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
1558 PR tree-optimization/77724
1559 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
1560 Add tree_fits_shwi_p check.
1562 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1564 * auto-inc-dec.c (try_merge): Remove break after return.
1565 * cselib.c (autoinc_split): Likewise.
1566 * explow.c (promote_mode): Likewise.
1567 * fixed-value.c (fixed_arithmetic): Likewise.
1568 * hsa.c (hsa_internal_fn::get_arity): Likewise.
1569 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
1570 * trans-mem.c (get_attrs_for): Likewise.
1571 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
1572 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
1573 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
1574 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
1575 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
1576 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
1577 * config/cris/cris.c (cris_op_str): Likewise.
1578 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
1579 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
1581 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
1583 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
1584 IFN_GOACC_REDUCTION_CODES): New.
1585 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
1586 ifn_goacc_reduction_kind): Use them.
1587 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
1588 of internal functions, when applicable.
1590 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
1592 * config/mips/constraints.md (d): Fix documentation.
1593 * doc/md.texi (Machine Constraints): Update accordingly.
1595 2016-09-27 Richard Biener <rguenther@suse.de>
1597 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
1598 cur_line_info_table initialization ...
1599 (dwarf2out_assembly_start): ... here.
1601 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
1603 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
1604 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
1605 (*thumb2_movhi_vfp): Likewise.
1606 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
1607 template. Expand predicable attribute to mark VMOV.F16 as not
1608 predicable. Add "arch" attribute.
1609 (*thumb2_movhi_fp16): Likewise.
1610 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
1611 (*thumb2_movsi_vfp): Add "arch" attribute.
1613 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1615 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
1618 2016-09-27 Marek Polacek <polacek@redhat.com>
1620 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
1623 * config/c6x/c6x.h: Adjust fall through comment.
1624 * config/sh/sh.c (final_prescan_insn): Likewise.
1625 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
1626 (visium_expand_fp_cstore): Likewise.
1628 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1630 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
1631 expected by -Wimplicit-fallthrough.
1632 (thumb1_size_rtx_costs): Likewise.
1633 (thumb2_reorg): Likewise.
1634 (tls_mentioned_p): Add "Fall through" comment.
1635 (thumb2_reorg): Likewise.
1636 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
1637 comment form expected by -Wimplicit-fallthrough.
1639 2016-09-27 Martin Liska <mliska@suse.cz>
1641 PR gcov-profile/46266
1642 * input.h (RESERVED_LOCATION_P): New macro.
1643 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
1644 instread of comparison with UNKNOWN_LOCATION.
1646 2016-09-27 Richard Biener <rguenther@suse.de>
1648 PR tree-optimization/77745
1649 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1650 When removing redundant stores make sure to check compatibility
1651 of the TBAA state for downstream accesses.
1652 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
1653 value-numbering virtual operands for store matches.
1655 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
1658 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
1659 movrt patterns. Match them before anything else in the SET case.
1661 2016-09-27 Martin Liska <mliska@suse.cz>
1663 PR gcov-profile/7970
1664 PR gcov-profile/16855
1665 PR gcov-profile/44779
1666 * coverage.c (build_gcov_exit_decl): New function.
1667 (coverage_obj_init): Call the function and generate __gcov_exit
1669 * doc/gcov.texi: Document when __gcov_exit function is called.
1671 2016-09-27 Marek Polacek <polacek@redhat.com>
1674 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1675 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
1676 -Wno-error instead of -Wno-implicit-fallthrough.
1678 2016-09-27 Martin Liska <mliska@suse.cz>
1681 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
1683 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1685 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
1686 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
1687 comments. Remove break after return.
1688 (ix86_fp_compare_code_to_integer, has_dispatch,
1689 ix86_simd_clone_usable): Remove break after return.
1691 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
1693 PR rlt-optimization/77714
1694 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
1697 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
1700 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
1701 extract_range_from_unary_expr to convert value_range.
1702 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
1703 (extract_range_from_unary_expr): This.
1704 * tree-vrp.h (extract_range_from_unary_expr): Declare.
1706 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
1708 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
1710 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1712 * config/i386/i386.c (ix86_print_operand)
1713 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
1714 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
1715 (epilogue_renumber): Likewise.
1717 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
1720 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
1721 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
1723 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
1725 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
1726 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
1727 is_mm_seq_cst, is_mm_sync): Move to ...
1728 * memmodel.h: This. New file.
1729 * builtins.c: Include memmodel.h.
1730 * optabs.c: Likewise.
1732 * config/aarch64/aarch64.c: Likewise.
1733 * config/alpha/alpha.c: Likewise.
1734 * config/arm/arm.c: Likewise.
1735 * config/i386/i386.c: Likewise.
1736 * config/ia64/ia64.c: Likewise.
1737 * config/mips/mips.c: Likewise.
1738 * config/rs6000/rs6000.c: Likewise.
1739 * config/sparc/sparc.c: Likewise.
1740 * genconditions.c: Include memmodel.h in generated file.
1741 * genemit.c: Likewise.
1742 * genoutput.c: Likewise.
1743 * genpeep.c: Likewise.
1744 * genpreds.c: Likewise.
1745 * genrecog.c: Likewise.
1747 2016-09-26 David Malcolm <dmalcolm@redhat.com>
1749 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
1750 "c" instead when parsing characters. Move operand parsing into...
1751 (read_rtx_operand): ...this new function, renaming "i" to "idx",
1752 and tightening the scope of various locals.
1754 2016-09-26 Liu Hao <lh_mouse@126.com>
1756 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
1758 2016-09-26 Marek Polacek <polacek@redhat.com>
1760 * system.h: Use __has_attribute to check whether the fallthrough
1761 attribute is supported.
1763 2016-09-26 Marek Polacek <polacek@redhat.com>
1765 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
1766 gimple_call_internal_p.
1767 * ipa-split.c (find_return_bb): Likewise.
1768 (execute_split_functions): Likewise.
1769 * omp-low.c (dump_oacc_loop_part): Likewise.
1770 (oacc_loop_xform_head_tail): Likewise.
1771 * predict.c (predict_loops): Likewise.
1772 * sanopt.c (pass_sanopt::execute): Likewise.
1773 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
1774 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
1775 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
1776 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
1777 (expand_ifn_va_arg): Likewise.
1778 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
1779 (optimize_mask_stores): Likewise.
1780 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
1781 (vect_transform_stmt): Likewise.
1782 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
1783 * tsan.c (instrument_memory_accesses): Likewise.
1785 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1786 Alexander Monakov <amonakov@ispras.ru>
1788 * regrename.c (rename_chains): Check
1789 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
1790 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
1791 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
1793 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1795 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
1796 (s390_sched_score): Likewise.
1798 2016-09-26 Martin Liska <mliska@suse.cz>
1800 * doc/gcov.texi: Update program output of gcov tool.
1802 2016-09-26 Martin Liska <mliska@suse.cz>
1804 PR gcov-profile/23332
1805 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
1806 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
1807 * value-prof.c (dump_histogram_value): Do not handle
1808 HIST_TYPE_CONST_DELTA.
1809 (stream_in_histogram_value): Likewise.
1810 (gimple_find_values_to_profile): Likewise.
1811 * value-prof.h (enum hist_type): Likewise.
1813 2016-09-26 Martin Liska <mliska@suse.cz>
1815 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
1816 from default sanitize recover values.
1817 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
1818 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
1819 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
1821 * opts.c (finish_options): Do a generic loop over options
1822 that can be recovered.
1823 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
1825 (common_handle_option): Likewise.
1826 * opts.h: Declare can_recover to sanitizer_opts_s.
1828 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
1830 * target.def(elf_flags_numeric): Change documentation to present tense.
1831 * doc/tm.texi: Regenerate.
1833 2016-09-26 Marek Polacek <polacek@redhat.com>
1836 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1837 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
1838 -Wno-switch-fallthrough.
1839 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
1840 (expand_builtin): Likewise.
1841 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
1842 * convert.c (convert_to_real_1): Likewise.
1843 (convert_to_integer_1): Likewise.
1844 * final.c (output_alternate_entry_point): Likewise.
1845 * genattrtab.c (make_canonical): Likewise.
1846 (write_test_expr): Likewise.
1847 * genpreds.c (validate_exp): Likewise.
1848 * gimple-ssa-strength-reduction.c
1849 (find_candidates_dom_walker::before_dom_children): Likewise.
1850 * godump.c (go_format_type): Likewise.
1851 * reload1.c (elimination_effects): Likewise.
1852 * resource.c (mark_referenced_resources): Likewise.
1853 (mark_set_resources): Likewise.
1854 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
1855 * varasm.c (output_addressed_constants): Likewise.
1857 2016-09-26 Marek Polacek <polacek@redhat.com>
1860 * common.opt (Wimplicit-fallthrough): New option.
1861 * doc/extend.texi: Document statement attributes and the fallthrough
1863 * doc/invoke.texi: Document -Wimplicit-fallthrough.
1864 * gimple.h (gimple_call_internal_p): New function.
1865 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
1866 (struct label_entry): New struct.
1867 (find_label_entry): New function.
1868 (case_label_p): New function.
1869 (collect_fallthrough_labels): New function.
1870 (last_stmt_in_scope): New function.
1871 (should_warn_for_implicit_fallthrough): New function.
1872 (warn_implicit_fallthrough_r): New function.
1873 (maybe_warn_implicit_fallthrough): New function.
1874 (expand_FALLTHROUGH_r): New function.
1875 (expand_FALLTHROUGH): New function.
1876 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
1877 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
1878 (gimplify_label_expr): New function.
1879 (gimplify_case_label_expr): Set location.
1880 (gimplify_expr): Call gimplify_label_expr.
1881 * internal-fn.c (expand_FALLTHROUGH): New function.
1882 * internal-fn.def (FALLTHROUGH): New internal function.
1883 * langhooks.c (lang_GNU_OBJC): New function.
1884 * langhooks.h (lang_GNU_OBJC): Declare.
1885 * system.h (gcc_fallthrough): Define.
1886 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
1887 * tree.h (FALLTHROUGH_LABEL_P): Define.
1889 2016-09-26 Richard Biener <rguenther@suse.de>
1891 * dwarf2out.c (stripattributes): Remove unused function.
1892 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
1893 Push dwarf_split_debug_info handling into init_sections_and_labels.
1894 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
1895 (DEBUG_MACRO_SECTION_FLAGS): Remove.
1896 (debug_macinfo_section_name): New global.
1897 (output_macinfo): Use debug_macinfo_section_name.
1898 (init_sections_and_labels): Split out section and label generation
1899 from dwarf2out_init. Set debug_macinfo_section_name.
1900 (dwarf2out_init): Move text section label generation and emission
1902 (dwarf2out_assembly_start): ... here.
1903 (dwarf2out_finish): Call init_sections_and_labels before DWARF
1906 2016-09-26 Richard Biener <rguenther@suse.de>
1909 * cgraphunit.c (analyze_functions): Before early removing
1910 global vars calls the late_global_decl debug handler mark
1911 the variable as readonly.
1913 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
1916 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
1917 (sh_rtx_costs): Handle SET of movt and movrt patterns.
1918 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
1919 declare new overloads.
1920 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
1923 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1925 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
1926 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
1928 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
1930 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
1931 * configure: Regenerate.
1933 2016-09-24 Marek Polacek <polacek@redhat.com>
1936 * doc/invoke.texi: Document -Wbool-operation.
1938 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1940 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
1941 * config/rs6000/rs6000.c (expand_block_compare): New function used by
1942 cmpmemsi pattern to do builtin expansion of memcmp ().
1943 (compute_current_alignment): Add helper function for
1944 expand_block_compare used to compute alignment as the compare proceeds.
1945 (select_block_compare_mode): Used by expand_block_compare to select
1946 the mode used for reading the next chunk of bytes in the compare.
1947 (do_load_for_compare): Used by expand_block_compare to emit the load
1948 insns for the compare.
1949 (rs6000_emit_dot_insn): Moved this function to avoid a forward
1950 reference from expand_block_compare ().
1951 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
1952 prototype for this function.
1953 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
1954 target option for controlling how much code inline expansion of
1955 memcmp() will be allowed to generate.
1957 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1959 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
1960 hook_bool_mode_false, hook_bool_mode_true,
1961 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1962 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1963 hook_bool_const_rtx_insn_const_rtx_insn_true,
1964 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
1965 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
1966 hook_bool_const_tree_hwi_hwi_const_tree_false,
1967 hook_bool_const_tree_hwi_hwi_const_tree_true,
1968 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
1969 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1970 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
1971 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
1972 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
1973 hook_bool_const_tree_true, hook_bool_tree_tree_false,
1974 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
1975 hook_bool_rtx_insn_true, hook_bool_rtx_false,
1976 hook_bool_uintp_uintp_false,
1977 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
1978 hook_rtx_tree_int_null, hook_uint_mode_0,
1979 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
1980 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
1981 hook_constcharptr_const_rtx_insn_null,
1982 hook_constcharptr_const_tree_const_tree_null,
1983 hook_constcharptr_int_const_tree_null,
1984 hook_constcharptr_int_const_tree_const_tree_null,
1985 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
1986 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
1987 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
1989 * vec.h (vNULL): Extend comment to say = vNULL initialization
1990 isn't needed for static vars.
1992 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
1993 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
1994 = vNULL initialization of file scope vec.
1995 * passes.c (pass_tab, enabled_pass_uid_range_tab,
1996 disabled_pass_uid_range_tab): Likewise.
1997 * haifa-sched.c (sched_luids, h_i_d): Likewise.
1998 * tree-chkp-opt.c (check_infos): Likewise.
1999 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
2001 * vec.h (vnull::operator vec): Add constexpr keyword for
2004 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
2006 PR tree-optimization/77654
2007 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
2008 to duplicate_ssa_name_ptr_info.
2010 2016-09-23 David Malcolm <dmalcolm@redhat.com>
2012 PR preprocessor/77672
2013 * input.c (selftest::test_lexer_string_locations_simple): Update
2014 test to expect location information of the terminator character
2015 at the location of the final closing quote.
2016 (selftest::test_lexer_string_locations_hex): Likewise.
2017 (selftest::test_lexer_string_locations_oct): Likewise.
2018 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
2019 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
2020 (selftest::test_lexer_string_locations_ucn4): Likewise.
2021 (selftest::test_lexer_string_locations_ucn8): Likewise.
2022 (selftest::test_lexer_string_locations_u8): Likewise.
2023 (selftest::test_lexer_string_locations_utf8_source): Likewise.
2024 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
2025 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
2026 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
2027 (selftest::test_lexer_string_locations_macro): Likewise.
2028 (selftest::test_lexer_string_locations_long_line): Likewise.
2030 2016-09-23 Richard Biener <rguenther@suse.de>
2032 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
2033 virtual definition to virtual use if the call devirtualizes
2034 to a const or pure function.
2035 (visit_use): Also visit calls we can devirtualize to a
2036 const or pure function.
2038 2016-09-23 Richard Biener <rguenther@suse.de>
2040 PR tree-optimization/77697
2041 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
2042 signal error if we have sth ternary or unhandled.
2044 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2046 * config/arm/arm_neon.h (vabd_f16): New.
2080 (vcvt_f16_s16): New.
2081 (vcvt_f16_u16): New.
2082 (vcvt_s16_f16): New.
2083 (vcvt_u16_f16): New.
2084 (vcvtq_f16_s16): New.
2085 (vcvtq_f16_u16): New.
2086 (vcvtq_s16_f16): New.
2087 (vcvtq_u16_f16): New.
2088 (vcvta_s16_f16): New.
2089 (vcvta_u16_f16): New.
2090 (vcvtaq_s16_f16): New.
2091 (vcvtaq_u16_f16): New.
2092 (vcvtm_s16_f16): New.
2093 (vcvtm_u16_f16): New.
2094 (vcvtmq_s16_f16): New.
2095 (vcvtmq_u16_f16): New.
2096 (vcvtn_s16_f16): New.
2097 (vcvtn_u16_f16): New.
2098 (vcvtnq_s16_f16): New.
2099 (vcvtnq_u16_f16): New.
2100 (vcvtp_s16_f16): New.
2101 (vcvtp_u16_f16): New.
2102 (vcvtpq_s16_f16): New.
2103 (vcvtpq_u16_f16): New.
2104 (vcvt_n_f16_s16): New.
2105 (vcvt_n_f16_u16): New.
2106 (vcvtq_n_f16_s16): New.
2107 (vcvtq_n_f16_u16): New.
2108 (vcvt_n_s16_f16): New.
2109 (vcvt_n_u16_f16): New.
2110 (vcvtq_n_s16_f16): New.
2111 (vcvtq_n_u16_f16): New.
2125 (vmul_lane_f16): New.
2128 (vmulq_lane_f16): New.
2150 (vrsqrteq_f16): New.
2154 (vrsqrtsq_f16): New.
2158 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2160 * config.gcc (extra_headers): Add arm_fp16.h
2161 * config/arm/arm_fp16.h: New.
2162 * config/arm/arm_neon.h: Include "arm_fp16.h".
2164 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2166 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
2168 (vmulf): New (v8hf, v4hf variants).
2169 (vfma): New (v8hf, v4hf variants).
2170 (vfms): New (v8hf, v4hf variants).
2171 (vsub): New (v8hf, v4hf variants).
2172 (vcage): New (v8hf, v4hf variants).
2173 (vcagt): New (v8hf, v4hf variants).
2174 (vcale): New (v8hf, v4hf variants).
2175 (vcalt): New (v8hf, v4hf variants).
2176 (vceq): New (v8hf, v4hf variants).
2177 (vcgt): New (v8hf, v4hf variants).
2178 (vcge): New (v8hf, v4hf variants).
2179 (vcle): New (v8hf, v4hf variants).
2180 (vclt): New (v8hf, v4hf variants).
2181 (vceqz): New (v8hf, v4hf variants).
2182 (vcgez): New (v8hf, v4hf variants).
2183 (vcgtz): New (v8hf, v4hf variants).
2184 (vcltz): New (v8hf, v4hf variants).
2185 (vclez): New (v8hf, v4hf variants).
2186 (vabd): New (v8hf, v4hf variants).
2187 (vmaxf): New (v8hf, v4hf variants).
2188 (vmaxnm): New (v8hf, v4hf variants).
2189 (vminf): New (v8hf, v4hf variants).
2190 (vminnm): New (v8hf, v4hf variants).
2191 (vpmaxf): New (v4hf variant).
2192 (vpminf): New (v4hf variant).
2193 (vpadd): New (v4hf variant).
2194 (vrecps): New (v8hf, v4hf variants).
2195 (vrsqrts): New (v8hf, v4hf variants).
2196 (vabs): New (v8hf, v4hf variants).
2197 (vneg): New (v8hf, v4hf variants).
2198 (vrecpe): New (v8hf, v4hf variants).
2199 (vrnd): New (v8hf, v4hf variants).
2200 (vrnda): New (v8hf, v4hf variants).
2201 (vrndm): New (v8hf, v4hf variants).
2202 (vrndn): New (v8hf, v4hf variants).
2203 (vrndp): New (v8hf, v4hf variants).
2204 (vrndx): New (v8hf, v4hf variants).
2205 (vrsqrte): New (v8hf, v4hf variants).
2206 (vmul_lane): Add v4hf and v8hf variants.
2207 (vmul_n): Add v4hf and v8hf variants.
2208 (vext): New (v8hf, v4hf variants).
2209 (vcvts): New (v8hi, v4hi variants).
2210 (vcvts): New (v8hf, v4hf variants).
2211 (vcvtu): New (v8hi, v4hi variants).
2212 (vcvtu): New (v8hf, v4hf variants).
2213 (vcvts_n): New (v8hf, v4hf variants).
2214 (vcvtu_n): New (v8hi, v4hi variants).
2215 (vcvts_n): New (v8hi, v4hi variants).
2216 (vcvtu_n): New (v8hf, v4hf variants).
2217 (vbsl): New (v8hf, v4hf variants).
2218 (vcvtas): New (v8hf, v4hf variants).
2219 (vcvtau): New (v8hf, v4hf variants).
2220 (vcvtms): New (v8hf, v4hf variants).
2221 (vcvtmu): New (v8hf, v4hf variants).
2222 (vcvtns): New (v8hf, v4hf variants).
2223 (vcvtnu): New (v8hf, v4hf variants).
2224 (vcvtps): New (v8hf, v4hf variants).
2225 (vcvtpu): New (v8hf, v4hf variants).
2227 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2229 * config/arm/arm-builtins.c (hf_UP): New.
2231 (vfp_builtin_data): New. Update comment.
2232 (enum arm_builtins): Include "arm_vfp_builtins.def".
2233 (ARM_BUILTIN_VFP_PATTERN_START): New.
2234 (arm_init_vfp_builtins): New.
2235 (arm_init_builtins): Add arm_init_vfp_builtins.
2236 (arm_expand_vfp_builtin): New.
2237 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
2239 * config/arm/arm_vfp_builtins.def: New file.
2240 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
2241 (arm-builtins.o): Likewise.
2243 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
2246 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
2247 from constant while creating value range.
2249 2016-09-23 Renlin Li <renlin.li@arm.com>
2251 * ira.c (ira): Move ira_use_lra_p initialization code to ...
2252 (ira_init_once): Here.
2254 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
2255 Jakub Jelinek <jakub@redhat.com>
2257 * hooks.h (hook_uint_uintp_false): Rename to...
2258 (hook_bool_uint_uintp_false): ... this.
2259 * hooks.c (hook_uint_uintp_false): Rename to...
2260 (hook_bool_uint_uintp_false): ... this.
2261 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
2262 instead of hook_uint_uintp_false.
2264 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2266 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
2267 (arm_init_builtins): Move body of a loop to the standalone
2268 function arm_init_neon_builtin.
2269 (arm_expand_neon_builtin_1): New. Update comment. Function body
2270 moved from arm_neon_builtin with some white-space fixes.
2271 (arm_expand_neon_builtin): Move code into the standalone function
2272 arm_expand_neon_builtin_1.
2274 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2276 * config/arm/iterators.md (VCVTHI): New.
2277 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
2281 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
2282 (V_HALF): Add V4HF. Fix white-space.
2283 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
2284 (V_s_elem): Likewise.
2285 (V_sz_elem): Fix white-space.
2286 (V_elem_ch): Likewise.
2288 (scalar_mul_constraint): Add V8HF and V4HF.
2289 (Is_float_mode): Fix white-space.
2290 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
2291 (q): Add HF. Fix white-space.
2294 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
2295 (neon_vfm_lane_as): New.
2296 * config/arm/neon.md (add<mode>3_fp16): New.
2297 (sub<mode>3_fp16): New.
2298 (mul<mode>3add<mode>_neon): New.
2299 (fma<VH:mode>4_intrinsic): New.
2300 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
2301 (fmsub<VH:mode>4_intrinsic): New.
2302 (<absneg_str><mode>2): New.
2303 (neon_v<absneg_str><mode>): New.
2304 (neon_v<fp16_rnd_str><mode>): New.
2305 (neon_vrsqrte<mode>): New.
2306 (neon_vpaddv4hf): New.
2307 (neon_vadd<mode>): New.
2308 (neon_vsub<mode>): New.
2309 (neon_vmulf<mode>): New.
2310 (neon_vfma<VH:mode>): New.
2311 (neon_vfms<VH:mode>): New.
2312 (neon_vc<cmp_op><mode>): New.
2313 (neon_vc<cmp_op><mode>_fp16insn): New
2314 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
2315 (neon_vca<cmp_op><mode>): New.
2316 (neon_vca<cmp_op><mode>_fp16insn): New.
2317 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
2318 (neon_vc<cmp_op>z<mode>): New.
2319 (neon_vabd<mode>): New.
2320 (neon_v<maxmin>f<mode>): New.
2321 (neon_vp<maxmin>fv4hf: New.
2322 (neon_<fmaxmin_op><mode>): New.
2323 (neon_vrecps<mode>): New.
2324 (neon_vrsqrts<mode>): New.
2325 (neon_vrecpe<mode>): New (VH variant).
2326 (neon_vdup_lane<mode>_internal): New.
2327 (neon_vdup_lane<mode>): New.
2328 (neon_vcvt<sup><mode>): New (VCVTHI variant).
2329 (neon_vcvt<sup><mode>): New (VH variant).
2330 (neon_vcvt<sup>_n<mode>): New (VH variant).
2331 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
2332 (neon_vcvt<vcvth_op><sup><mode>): New.
2333 (neon_vmul_lane<mode>): New.
2334 (neon_vmul_n<mode>): New.
2335 * config/arm/unspecs.md (UNSPEC_VCALE): New
2336 (UNSPEC_VCALT): New.
2337 (UNSPEC_VFMA_LANE): New.
2338 (UNSPECS_VFMS_LANE): New.
2340 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2342 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
2343 ("*extzv<mode><clobbercc_or_nocc>"):
2344 Correct a typo in a comment.
2346 ("*insv<mode>_zEC12", "*insv<mode>_z10")
2347 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
2348 ("*insv<mode>_zEC12_appendbitsleft")
2349 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
2350 ("*insv<mode>_z10_appendbitsleft"): Ditto.
2351 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
2352 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
2353 Provide pattern with operands switched.
2354 ("*pre_z10_extv<mode>"):
2355 Use new subst patterns.
2356 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
2357 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
2358 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
2359 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
2360 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
2361 ("*<risbg_n>_sidi_ior_and_lshiftrt")
2362 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
2364 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
2365 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
2366 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
2368 ("SINT"): New mode_iterator with SI, HI, QI.
2369 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
2370 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
2373 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2375 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
2376 new interface of s390_contiguous_bitmask_p.
2377 ("contiguous_bitmask_nowrap_operand"): New predicate.
2378 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
2379 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
2380 of s390_contiguous_bitmask_p.
2381 ("NxxDw"): Rename NxxDq constraint to NxxDw.
2382 ("NxxSw"): New constraint.
2383 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
2384 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
2386 (s390_contiguous_bitmask_nowrap_p): Export.
2387 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
2388 former s390_contiguous_bitmask_p.
2389 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
2390 detect contiguous bit ranges with wraparound. Change signature to
2391 return START and END position instead of POS and LENGTH.
2392 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
2393 ranges with wraparound.
2394 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
2395 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
2396 Adapt to new signature of s390_contiguous_bitmask_p.
2398 2016-09-23 Bin Cheng <bin.cheng@arm.com>
2400 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
2401 (create_intersect_range_checks): New.
2402 (vect_create_cond_for_alias_checks): Call above function.
2404 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2406 * config/arm/iterators.md (Code iterators): Fix some white-space
2410 (FCVT): Moved from vfp.md.
2411 (VCVT_HF_US_N): New.
2412 (VCVT_SI_US_N): New.
2417 (FCVTI32typename): Moved from vfp.md.
2418 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
2419 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
2420 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
2421 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
2422 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
2424 (fp16_rnd_str): New.
2425 (fp16_rnd_insn): New.
2426 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
2427 (UNSPEC_VCVT_HF_U_N): New.
2428 (UNSPEC_VCVT_SI_S_N): New.
2429 (UNSPEC_VCVT_SI_U_N): New.
2430 (UNSPEC_VCVTH_S): New.
2431 (UNSPEC_VCVTH_U): New.
2432 (UNSPEC_VCVTA_S): New.
2433 (UNSPEC_VCVTA_U): New.
2434 (UNSPEC_VCVTM_S): New.
2435 (UNSPEC_VCVTM_U): New.
2436 (UNSPEC_VCVTN_S): New.
2437 (UNSPEC_VCVTN_U): New.
2438 (UNSPEC_VCVTP_S): New.
2439 (UNSPEC_VCVTP_U): New.
2440 (UNSPEC_VCVTP_S): New.
2441 (UNSPEC_VCVTP_U): New.
2443 (UNSPEC_VRNDA): New.
2444 (UNSPEC_VRNDI): New.
2445 (UNSPEC_VRNDM): New.
2446 (UNSPEC_VRNDN): New.
2447 (UNSPEC_VRNDP): New.
2448 (UNSPEC_VRNDX): New.
2449 * config/arm/vfp.md (<absneg_str>hf2): New.
2451 (neon_v<fp16_rnd_str>hf): New.
2452 (neon_vrndihf): New.
2457 (*mulsf3neghf_vfp): New.
2458 (*negmulhf3_vfp): New.
2459 (*mulsf3addhf_vfp): New.
2460 (*mulhf3subhf_vfp): New.
2461 (*mulhf3neghfaddhf_vfp): New.
2462 (*mulhf3neghfsubhf_vfp): New.
2465 (fmsubhf4_fp16): New.
2469 (neon_vsqrthf): New.
2470 (neon_vrsqrtshf): New.
2471 (FCVT): Move to iterators.md.
2472 (FCVTI32typename): Likewise.
2473 (neon_vcvth<sup>hf): New.
2474 (neon_vcvth<sup>si): New.
2475 (neon_vcvth<sup>_nhf_unspec): New.
2476 (neon_vcvth<sup>_nhf): New.
2477 (neon_vcvth<sup>_nsi_unspec): New.
2478 (neon_vcvth<sup>_nsi): New.
2479 (neon_vcvt<vcvth_op>h<sup>si): New.
2480 (neon_<fmaxmin_op>hf): New.
2482 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2484 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
2485 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
2486 ("*insv<mode>_zEC12_appendbitsleft")
2487 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
2488 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
2490 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2492 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
2493 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
2494 construct values without normalization.
2495 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
2496 static local lhs_ops to vNULL.
2498 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2499 Jiong Wang <jiong.wang@arm.com>
2501 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
2502 available when FP16 instructions are available.
2503 (output_move_vfp): Add support for 16-bit data moves.
2504 (arm_validize_comparison): Fix some white-space. Support HFmode
2505 by conversion to SFmode.
2506 * config/arm/arm.md (truncdfhf2): Fix a comment.
2507 (extendhfdf2): Likewise.
2509 (movsicc): Fix some white-space.
2511 (movsfcc): Fix some white-space.
2513 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
2514 instructions are available.
2515 (*thumb2_movhi_vfp): Likewise.
2516 (*arm_movhi_fp16): New.
2517 (*thumb2_movhi_fp16): New.
2518 (*movhf_vfp_fp16): New.
2519 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
2520 (*movhf_vfp): Likewise.
2521 (extendhfsf2): Enable when VFP FP16 instructions are available.
2522 (truncsfhf2): Enable when VFP FP16 instructions are available.
2524 2016-09-23 Martin Liska <mliska@suse.cz>
2526 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
2528 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2530 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
2532 (arm_evpc_neon_vtrn): Likewise.
2533 (arm_evpc_neon_vrev): Likewise.
2534 (arm_evpc_neon_vext): Likewise.
2535 * config/arm/arm_neon.h (vbsl_f16): New.
2539 (vdup_lane_f16): New.
2540 (vdupq_lane_f16): New.
2553 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
2554 (vdup_lane): New (v8hf, v4hf variants).
2555 (vext): New (v8hf, v4hf variants).
2556 (vbsl): New (v8hf, v4hf variants).
2557 * config/arm/iterators.md (VDQWH): New.
2559 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
2560 (Scalar_mul_8_16): Fix white-space.
2561 (Is_d_reg): Add V4HF and V8HF.
2562 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
2563 (neon_vdup_lane<mode>): New.
2564 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
2565 (*neon_vtrn<mode>_insn): Likewise.
2566 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
2567 (*neon_vzip<mode>_insn): Likewise
2568 (neon_vuzp<mode>_internal): Likewise.
2569 (*neon_vuzp<mode>_insn): Likewise
2570 * config/arm/vec-common.md (vec_perm_const<mode>): New.
2572 2016-09-23 Jiong Wang <jiong.wang@arm.com>
2573 Matthew Wahab <matthew.wahab@arm.com>
2575 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
2576 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
2577 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
2578 available. Also fix some white-space.
2579 * config/arm/vfp.md (*arm_movhi_vfp): New.
2580 (*thumb2_movhi_vfp): New.
2582 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2584 * config/arm/arm-c.c (arm_cpu_builtins): Define
2585 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
2586 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
2588 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2590 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
2591 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
2592 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
2593 arm_v8_2a_fp16_neon_hw.
2594 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
2597 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2599 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
2600 arm_fp16_alternative_ok and arm_fp16_none_ok.
2602 2016-09-23 Martin Liska <mliska@suse.cz>
2604 * ipa-icf.c (sem_variable::merge): Replace adress with address.
2606 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2608 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
2610 ("armv8.2-a+fp16"): New.
2611 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
2612 (FL2_FP16INST): New.
2613 (FL2_FOR_ARCH8_2A): New.
2614 * config/arm/arm-tables.opt: Regenerate.
2615 * config/arm/arm.c (arm_arch8_2): New.
2616 (arm_fp16_inst): New.
2617 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
2618 for incompatible fp16-format settings.
2619 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
2620 (TARGET_NEON_FP16INST): New.
2621 (arm_arch8_2): Declare.
2622 (arm_fp16_inst): Declare.
2623 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
2624 march=armv8.2-a and march=armv8.2-a+fp16.
2625 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
2627 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
2628 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
2630 2016-09-23 Martin Liska <mliska@suse.cz>
2632 * doc/extend.texi: Remove fused-madd from i386 target options.
2634 2016-09-23 Martin Liska <mliska@suse.cz>
2636 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2639 2016-09-23 Martin Liska <mliska@suse.cz>
2641 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2644 2016-09-23 Martin Liska <mliska@suse.cz>
2647 * config/i386/i386.c (ix86_option_override_internal): Change
2648 signature and return false when there's an error related to
2650 (release_options_strings): New function.
2651 (ix86_valid_target_attribute_tree): Call the function.
2653 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2655 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
2656 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
2657 (gen_hsa_ctor_assignment): Likewise.
2658 * print-tree.c (print_node): Likewise.
2659 * tree-dump.c (dequeue_and_dump): Likewise.
2660 * tree-sra.c (sra_modify_constructor_assign): Likewise.
2661 * expr.c (store_constructor): Likewise.
2662 * fold-const.c (operand_equal_p): Likewise.
2663 * tree-pretty-print.c (dump_generic_node): Likewise.
2664 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
2665 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
2667 2016-09-23 Richard Biener <rguenther@suse.de>
2669 * hooks.h (hook_uint_uintp_false): Declare.
2671 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2673 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
2674 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
2676 2016-09-22 Martin Sebor <msebor@redhat.com>
2679 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
2680 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
2681 (target_int_min): Correct computation.
2682 (format_integer): Use long long as the argument for the ll length
2684 (format_floating): Use target_int_max().
2685 (get_string_length): Same.
2686 (format_string): Avoid setting the bounded flag for strings
2688 (try_substitute_return_value): Avoid setting range info when
2689 the result isn't bounded.
2690 * varasm.c (assemble_name): Increase buffer size.
2692 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
2693 Terry Guo <terry.guo@arm.com>
2695 * target.def (elf_flags_numeric): New target hook.
2696 * targhooks.h (default_asm_elf_flags_numeric): New.
2697 * varasm.c (default_asm_elf_flags_numeric): New.
2698 (default_elf_asm_named_section): Use new target hook.
2699 * config/arm/arm.opt (mpure-code): New.
2700 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
2701 * config/arm/arm.c (arm_asm_init_sections): Add section
2702 attribute to default text section if -mpure-code.
2703 (arm_option_check_internal): Diagnose use of option with
2704 non supported targets and/or options.
2705 (arm_asm_elf_flags_numeric): New.
2706 (arm_function_section): New.
2707 (arm_elf_section_type_flags): New.
2708 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
2710 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
2711 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
2713 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
2715 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
2717 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2719 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
2720 * rtl.h: Adjust prototype.
2722 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2724 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
2725 (prev_active_insn): Likewise.
2726 (active_insn_p): Likewise.
2727 * rtl.h: Adjust prototypes.
2728 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
2729 * config/arc/arc.md: Likewise.
2730 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
2731 (branch_needs_nop_p): Likewise.
2732 (use_skip_p): Likewise.
2733 * config/sh/sh.c (gen_block_redirect): Likewise.
2734 (split_branches): Likewise.
2735 * reorg.c (optimize_skip): Likewise.
2736 (fill_simple_delay_slots): Likewise.
2737 (fill_slots_from_thread): Likewise.
2738 (relax_delay_slots): Likewise.
2739 * resource.c (mark_target_live_regs): Likewise.
2741 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2743 * config/cris/cris.c (cris_asm_output_case_end): Change argument
2745 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
2746 (prev_nonnote_nondebug_insn): Likewise.
2747 * config/cris/cris-protos.h: Adjust prototype.
2749 * jump.c (rtx_renumbered_equal_p): Adjust.
2751 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2753 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
2754 * rtl.h: Adjust prototype.
2755 * config/sh/sh.md: Adjust.
2756 * dwarf2out.c (add_var_loc_to_decl): Likewise.
2758 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2760 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
2761 (prev_nondebug_insn): Likewise.
2762 * loop-doloop.c (doloop_condition_get): Likewise.
2763 * rtl.h: Adjust prototype.
2764 * cfgloop.h: Likewise.
2766 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2768 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
2769 (prev_nonnote_insn): Likewise.
2770 * jump.c (reversed_comparison_code_parts): Likewise.
2771 (reversed_comparison): Likewise.
2772 * rtl.h: Adjust prototypes.
2773 * config/arc/arc.md: Adjust.
2774 * cse.c (find_comparison_args): Likewise.
2775 * reorg.c (redundant_insn): Change return type to rtx_insn *.
2776 (fix_reg_dead_note): Change argument type to rtx_insn *.
2777 (delete_prior_computation): Likewise.
2778 (delete_computation): Likewise.
2779 (fill_slots_from_thread): Adjust.
2780 (relax_delay_slots): Likewise.
2781 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2782 (simplify_relational_operation_1): Likewise.
2783 (simplify_ternary_operation): Likewise.
2785 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2787 * config/arc/arc-protos.h (arc_label_align): Change type of
2788 variables from rtx to rtx_insn *.
2789 * config/arc/arc.c (arc_label_align): Likewise.
2790 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
2791 * config/bfin/bfin.c (workaround_speculation): Likewise.
2792 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
2793 (find_last_same_clock): Likewise.
2794 (reorg_split_calls): Likewise.
2795 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
2796 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
2797 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
2798 (same_cmp_following_p): Likewise.
2799 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
2800 (same_cmp_following_p): Likwise.
2801 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
2802 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
2803 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
2804 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
2805 (rl78_alloc_physical_registers_cmp): Likewise.
2806 (rl78_alloc_physical_registers_umul): Likewise.
2807 (rl78_calculate_death_notes): Likewise.
2808 * config/s390/s390-protos.h (s390_label_align): Likewise.
2809 * config/s390/s390.c (s390_label_align): Likewise.
2810 * config/sh/sh.c (barrier_align): Likewise.
2811 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
2812 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
2813 (emit_cbcond_nop): Likewise.
2815 2016-09-22 Martin Liska <mliska@suse.cz>
2818 * ipa-icf.c (sem_variable::merge): Yield merge operation if
2819 alias address matters, not necessarily address of original.
2821 2016-09-22 Richard Biener <rguenther@suse.de>
2824 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
2827 2016-09-22 Richard Biener <rguenther@suse.de>
2830 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
2831 from constant folding results.
2832 (gimple_resimplify2): Likewise.
2833 (gimple_resimplify3): Likewise.
2835 2016-09-22 Richard Biener <rguenther@suse.de>
2838 * expr.c (expand_expr_real_1): Guard array access against negative
2841 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2843 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
2845 (format_floating): Likewise.
2847 2016-09-22 Jakub Jelinek <jakub@redhat.com>
2850 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
2851 for all IFN_GOMP_SIMD_* internal fns, not just for
2852 IFN_GOMP_SIMD_ORDERED_*.
2854 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2857 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
2858 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
2859 instructions when you want to invert the test.
2860 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
2861 correct order for XXSEL.
2862 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
2863 for using XSCMP{EQ,GT,GE}DP.
2865 2016-09-21 David Malcolm <dmalcolm@redhat.com>
2867 * genconstants.c (main): Introduce noop_reader and convert call
2868 to read_md_files to a method call.
2869 * genenums.c (main): Likewise.
2870 * genmddeps.c (main): Likewise.
2871 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
2872 rtx_reader_ptr->get_top_level_filename ().
2873 (write_tm_preds_h): Likewise.
2874 (write_insn_preds_c): Likewise.
2875 * gensupport.c (class gen_reader): New subclass of rtx_reader.
2876 (rtx_handle_directive): Convert to...
2877 (gen_reader::handle_unknown_directive): ...this.
2878 (init_rtx_reader_args_cb): Convert return type from bool to
2879 rtx_reader *. Create a gen_reader instance, using it for the
2880 call to read_md_files. Return it if no errors occur.
2881 (init_rtx_reader_args): Convert return type from bool to
2883 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2884 (init_rtx_reader_args_cb): Likewise.
2885 * read-md.c (struct file_name_list): Move to class rtx_reader.
2886 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
2887 (read_md_filename): Delete in favor of
2888 rtx_reader::m_read_md_filename.
2889 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
2890 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
2891 (base_dir): Delete in favor of rtx_reader::m_base_dir.
2892 (first_dir_md_include): Delete in favor of
2893 rtx_reader::m_first_dir_md_include.
2894 (last_dir_md_include_ptr): Delete in favor of
2895 rtx_reader::m_last_dir_md_include_ptr.
2896 (max_include_len): Delete.
2897 (rtx_reader_ptr): New.
2898 (fatal_with_file_and_line): Use get_filename and get_lineno
2899 accessors of rtx_reader_ptr.
2900 (require_char_ws): Likewise.
2901 (rtx_reader::read_char): New method, based on ::read_char.
2902 (rtx_reader::unread_char): New method, based on ::unread_char.
2903 (read_escape): Use get_filename and get_lineno accessors of
2905 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
2906 (read_string): Use get_filename and get_lineno accessors of
2908 (rtx_reader::rtx_reader): New ctor.
2909 (rtx_reader::~rtx_reader): New dtor.
2910 (handle_include): Convert from a function to...
2911 (rtx_reader::handle_include): ...this method, converting
2912 handle_directive from a callback to a virtual function.
2913 (handle_file): Likewise, converting to...
2914 (rtx_reader::handle_file): ...this method.
2915 (handle_toplevel_file): Likewise, converting to...
2916 (rtx_reader::handle_toplevel_file): ...this method.
2917 (rtx_reader::get_current_location): New method.
2918 (parse_include): Convert from a function to...
2919 (rtx_reader::add_include_path): ...this method, dropping redundant
2920 update to unused max_include_len.
2921 (read_md_files): Convert from a function to...
2922 (rtx_reader::read_md_files): ...this method, converting
2923 handle_directive from a callback to a virtual function.
2924 (noop_reader::handle_unknown_directive): New method.
2925 * read-md.h (directive_handler_t): Delete this typedef.
2927 (read_md_file): Delete.
2928 (read_md_lineno): Delete.
2929 (read_md_filename): Delete.
2930 (class rtx_reader): New class.
2931 (rtx_reader_ptr): New decl.
2932 (class noop_reader): New subclass of rtx_reader.
2933 (read_char): Reimplement in terms of rtx_reader::read_char.
2934 (unread_char): Reimplement in terms of rtx_reader::unread_char.
2935 (read_md_files): Delete.
2936 * read-rtl.c (read_rtx_code): Update for deletion of globals
2937 read_md_filename and read_md_lineno.
2939 2016-09-21 Jason Merrill <jason@redhat.com>
2941 * input.h (from_macro_definition_at): New.
2943 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
2945 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
2947 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2949 PR tree-optimization/77550
2950 * tree-vect-stmts.c (create_array_ref): Change parameters.
2951 (get_group_alias_ptr_type): New function.
2952 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
2954 2016-09-21 Marek Polacek <polacek@redhat.com>
2956 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
2957 Add falls through comment.
2959 2016-09-21 Richard Biener <rguenther@suse.de>
2961 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
2962 (replace_child): Likewise.
2963 (remove_child_TAG): Adjust.
2964 (move_marked_base_types): Likewise.
2965 (prune_unused_types_prune): Clear die_sib of removed children.
2967 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
2970 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
2971 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
2973 2016-09-21 Richard Biener <rguenther@suse.de>
2975 PR tree-optimization/77648
2976 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
2978 (make_transitive_closure_constraints): Adjust comment.
2979 (make_any_offset_constraints): New function.
2980 (handle_rhs_call): Make sure to first expand a pointer to all
2981 subfields before transitively closing it.
2982 (handle_const_call): Likewise. Properly expand returned
2984 (handle_pure_call): Likewise.
2986 2016-09-21 Richard Biener <rguenther@suse.de>
2987 Jakub Jelinek <jakub@redhat.com>
2989 PR tree-optimization/77621
2990 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
2991 group at non-vectorizable stmts.
2993 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2995 PR tree-optimization/72835
2996 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
2997 (make_new_ssa_for_all_defs): Likewise.
2998 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
3000 2016-09-20 Martin Sebor <msebor@redhat.com>
3003 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
3004 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
3005 * config/linux.c (gnu_libc_printf_pointer_format): New function.
3006 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
3007 * config/sol2.c (solaris_printf_pointer_format): New function.
3008 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
3010 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
3011 * doc/tm.texi: Regenerate.
3012 * gimple-fold.h (get_range_strlen): New function.
3013 (get_maxval_strlen): Declare existing function.
3014 * gimple-fold.c (get_range_strlen): Add arguments and compute both
3015 maximum and minimum.
3016 (get_range_strlen): Define overload.
3017 (get_maxval_strlen): Adjust.
3018 * gimple-ssa-sprintf.c: New file and pass.
3019 * passes.def (pass_sprintf_length): Add new pass.
3020 * targhooks.h (default_printf_pointer_format): Declare new function.
3021 (gnu_libc_printf_pointer_format): Same.
3022 (solaris_libc_printf_pointer_format): Same.
3023 * targhooks.c (default_printf_pointer_format): Define new function.
3024 * tree-pass.h (make_pass_sprintf_length): Declare new function.
3025 * print-tree.c: Increase buffer size.
3027 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3029 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
3031 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3033 * common.opt: New option -fipa-vrp.
3034 * ipa-cp.c (ipa_get_vr_lat): New.
3035 (ipcp_vr_lattice::print): Likewise.
3036 (print_all_lattices): Call ipcp_vr_lattice::print.
3037 (ipcp_vr_lattice::meet_with): New.
3038 (ipcp_vr_lattice::meet_with_1): Likewise.
3039 (ipcp_vr_lattice::top_p): Likewise.
3040 (ipcp_vr_lattice::bottom_p): Likewsie.
3041 (ipcp_vr_lattice::set_to_bottom): Likewise.
3042 (set_all_contains_variable): Call VR set_to_bottom.
3043 (initialize_node_lattices): Init VR lattices.
3044 (propagate_vr_accross_jump_function): New.
3045 (propagate_constants_accross_call): Call
3046 propagate_vr_accross_jump_function.
3047 (ipcp_store_vr_results): New.
3048 (ipcp_driver): Handle VR.
3049 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
3050 (ipa_set_jf_unknown): Likewise.
3051 (ipa_compute_jump_functions_for_edge): Likewise.
3052 (ipa_node_params_t::duplicate): Likewise.
3053 (ipa_write_jump_function): Likewise.
3054 (ipa_read_jump_function): Likewise.
3055 (write_ipcp_transformation_info): Likewise.
3056 (read_ipcp_transformation_info): Likewise.
3057 (ipcp_update_vr): New.
3058 (ipcp_transform_function): Handle VR.
3059 * ipa-prop.h (struct ipa_vr): New.
3060 * cgraph.c: Include tree-vrp.h.
3061 * cgraphunit.c: Likewise.
3062 * ipa-utils.c: Likewise.
3065 * toplev.c: Likewise.
3066 * ipa-devirt.c: Likewise.
3067 * ipa-inline-transform.c: Likewise.
3068 * ipa-inline.c: Likewise.
3069 * ipa-profile.c: Likewise.
3071 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3073 * doc/invoke.texi: Document -fdump-tree-evrp.
3074 * passes.def: Define new pass_early_vrp.
3075 * timevar.def: Define new TV_TREE_EARLY_VRP.
3076 * tree-pass.h (make_pass_early_vrp): New.
3077 * tree-ssa-propagate.c: Make replace_uses_in non static.
3078 * tree-ssa-propagate.h: Export replace_uses_in.
3079 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
3080 (extract_range_from_assert): Factor out
3081 extract_range_for_var_from_comparison_expr.
3082 (vrp_initialize_lattice): New.
3083 (vrp_initialize): Factor out vrp_initialize_lattice.
3084 (vrp_valueize): Fix it to reject complex value ranges.
3085 (vrp_free_lattice): New.
3086 (evrp_dom_walker::before_dom_children): Likewise.
3087 (evrp_dom_walker::after_dom_children): Likewise.
3088 (evrp_dom_walker::push_value_range): Likewise.
3089 (evrp_dom_walker::pop_value_range): Likewise.
3090 (execute_early_vrp): Likewise.
3091 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
3092 (make_pass_early_vrp): New.
3094 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3096 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
3097 instead of exact_log2.
3099 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3102 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
3103 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
3104 (ix86_add_stmt_cost): Penalize DFmode vector operations
3105 for !TARGET_VECTORIZE_DOUBLE.
3107 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
3109 * doc/invoke.texi (Warning Options): Simplify language.
3110 (Optimize Options): Complete sentence.
3112 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
3114 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
3117 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
3120 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
3121 inits on power8 and above, use the VMRGEW instruction instead of a
3124 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
3125 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
3128 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3130 * config/aarch64/arm_neon.h
3131 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
3132 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
3133 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
3135 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
3137 * config/var/vax.h (ELIMINABLE_REGS): Define.
3138 (INITIAL_ELIMINATION_OFFSET): Define.
3140 2016-09-20 Jakub Jelinek <jakub@redhat.com>
3143 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
3144 cast to void * if the cast is from some other pointer type.
3146 2016-09-20 Richard Biener <rguenther@suse.de>
3148 PR tree-optimization/77646
3149 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
3152 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3154 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
3155 attributes to all inlined functions and make them extern.
3157 2016-09-20 Richard Biener <rguenther@suse.de>
3159 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
3161 * debug.c (do_nothing_debug_hooks): Adjust.
3162 * dbxout.c (dbx_debug_hooks): Likewise.
3163 * sdbout.c (sdb_debug_hooks): Likewise.
3164 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
3165 (dwarf2out_finish): Move producer, filename and
3167 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
3168 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
3170 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3173 * doc/invoke.texi: Document -Wint-in-bool-context.
3176 * dwarf2out.c (output_loc_operands): Fix an assertion.
3178 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3180 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
3181 (CR_DECIMAL_DIG): New macro.
3183 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3185 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
3188 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
3190 PR rtl-optimization/77416
3191 * lra-remat.c (operand_to_remat): Process hard coded insn
3194 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3196 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
3197 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
3199 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
3201 * target.def (lra_p): Wordsmithing.
3202 * doc/tm.texi: Regenerate.
3204 2016-09-19 Jakub Jelinek <jakub@redhat.com>
3205 Jan Hubicka <jh@suse.cz>
3208 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
3209 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
3210 Call ultimate_alias_target just once, not up to 4 times.
3212 2016-09-19 Richard Biener <rguenther@suse.de>
3214 * dwarf2out.c (early_dwarf_finished): New global.
3215 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
3217 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
3218 if called from LTO exit early.
3219 (dwarf2out_late_global_decl): When being during the early
3220 debug phase do not add locations but only const value attributes.
3221 Adjust the way we generate early DIEs for LTO.
3223 2016-09-19 Richard Biener <rguenther@suse.de>
3226 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
3227 proper niter to bound the loops.
3229 2016-09-19 Richard Biener <rguenther@suse.de>
3231 PR tree-optimization/77514
3232 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
3233 search for folded stmt.
3235 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
3237 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
3238 * tree-pass.h (make_pass_early_thread_jumps): Declare.
3239 * tree-ssa-threadbackward.c (fsm_find_thread_path,
3240 fsm_find_thread_path, profitable_jump_thread_path,
3241 fsm_find_control_statement_thread_paths,
3242 find_jump_threads_backwards): Add speed_p parameter.
3243 (pass_data_early_thread_jumps): New pass.
3244 (make_pass_early_thread_jumps): New function.
3246 2016-09-17 Andreas Schwab <schwab@suse.de>
3248 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
3249 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3251 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
3253 * recog.c (rest_of_handle_split_after_reload): Delete.
3254 (pass_split_after_reload::gate): New method.
3255 (pass_split_after_reload::execute): Call split_all_insns directly.
3257 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
3259 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
3260 parameters for functions taking long long arguments.
3262 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3265 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
3266 splat with truncate.
3268 2016-09-16 Jason Merrill <jason@redhat.com>
3270 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
3272 * hwint.c (exact_log2): Use pow2p_hwi.
3273 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
3274 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
3275 * builtins.c (get_object_alignment_2, get_object_alignment)
3276 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
3278 * calls.c (compute_argument_addresses, store_one_arg): Use
3280 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
3281 * combine.c (force_to_mode): Use least_bit_hwi.
3282 (contains_muldiv, find_split_point, combine_simplify_rtx)
3283 (simplify_if_then_else, simplify_set, force_to_mode)
3284 (if_then_else_cond, simplify_and_const_int_1)
3285 (simplify_compare_const): Use pow2p_hwi.
3286 * cse.c (fold_rtx): Use pow2p_hwi.
3287 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
3289 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
3290 (init_expmed_one_conv): Use pow2p_hwi.
3291 * expr.c (is_aligning_offset): Use pow2p_hwi.
3292 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
3293 (fold_binary_loc): Use pow2p_hwi.
3294 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
3295 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
3296 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
3297 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
3299 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
3300 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
3301 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
3302 * omp-low.c (oacc_loop_fixed_partitions)
3303 (oacc_loop_auto_partitions): Use least_bit_hwi.
3304 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
3305 * stor-layout.c (place_field): Use least_bit_hwi.
3306 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
3307 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
3308 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
3309 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
3310 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
3311 * tree-vect-data-refs.c (vect_analyze_group_access_1)
3312 (vect_grouped_store_supported, vect_grouped_load_supported)
3313 (vect_permute_load_chain, vect_shift_permute_load_chain)
3314 (vect_transform_grouped_load): Use pow2p_hwi.
3315 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
3316 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
3317 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
3319 * tsan.c (instrument_expr): Use least_bit_hwi.
3320 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
3322 2016-09-16 Andreas Schwab <schwab@suse.de>
3324 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
3326 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3328 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3331 * combine.c (rest_of_handle_combine): If any edges have been purged,
3332 free dominators if available.
3334 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3335 Eric Botcazou <ebotcazou@adacore.com>
3338 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
3339 through into expand_addsub_overflow after expand_neg_overflow.
3341 2016-09-15 David Malcolm <dmalcolm@redhat.com>
3343 * diagnostic-show-locus.c
3344 (selftest::test_fixit_insert_containing_newline): New function.
3345 (selftest::test_fixit_replace_containing_newline): New function.
3346 (selftest::diagnostic_show_locus_c_tests): Call the above.
3348 2016-09-15 Bin Cheng <bin.cheng@arm.com>
3350 PR tree-optimization/77503
3351 * tree-vect-loop.c (vectorizable_reduction): Record reduction
3352 code for CONST_COND_REDUCTION at analysis stage and use it at
3354 * tree-vectorizer.h (struct _stmt_vec_info): New field.
3355 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
3356 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
3359 2016-09-15 Richard Biener <rguenther@suse.de>
3362 * fold-const.c (split_tree): Do not split constant ~X.
3364 2016-09-15 Jakub Jelinek <jakub@redhat.com>
3366 PR rtl-optimization/77425
3367 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
3371 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
3372 use %qs instead of %s where desirable, use argument instead of arg in
3373 the diagnostic wording, add list of supported strategies and
3375 (ix86_option_override_internal): Emit target("m...") instead of
3376 option("m...") in the diagnostic. Use %qs instead of %s in invalid
3377 -march/-mtune option diagnostic. Add list of supported arches/tunings
3378 and spellcheck hint. Remove prefix, suffix and sw variables, use
3379 main_args_p ? "..." : "..." in diagnostics to make translation
3382 2016-09-15 Richard Biener <rguenther@suse.de>
3384 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
3385 extra offset argument.
3386 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
3387 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
3388 to reflect new offset parameter.
3389 * doc/tm.texi: Regenerate.
3390 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3391 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
3393 (darwin_asm_output_dwarf_offset): Likewise.
3394 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
3396 (darwin_asm_output_dwarf_offset): Pass offset argument through.
3397 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3398 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3400 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
3403 * ipa-icf.c (set_alias_uids): New function.
3404 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
3405 all the merged variable's referring aliases.
3407 2016-09-15 Richard Biener <rguenther@suse.de>
3409 PR tree-optimization/77514
3410 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
3411 only forced_stmts sequence.
3413 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
3415 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
3416 * cfgexpand.c (update_alias_info_with_stack_vars): Use
3417 FOR_EACH_SSA_NAME to iterate over SSA variables.
3418 (pass_expand::execute): Likewise.
3419 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
3420 * tree-cfg.c (dump_function_to_file): Likewise.
3421 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
3422 (update_ssa): Likewise.
3423 * tree-ssa-alias.c (dump_alias_info): Likewise.
3424 * tree-ssa-ccp.c (ccp_finalize): Likewise.
3425 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
3426 (create_outofssa_var_map): Likewise.
3427 (coalesce_ssa_name): Likewise.
3428 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
3429 * tree-ssa-pre.c (compute_avail): Likewise.
3430 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
3431 (scc_vn_restore_ssa_info): Likewise.
3432 (free_scc_vn): Likwise.
3433 (run_scc_vn): Likewise.
3434 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
3435 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
3436 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3437 * tree-ssa.c (verify_ssa): Likewise.
3439 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
3441 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
3442 and mips64r2 as default 32-bit and 64-bit architectures.
3443 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
3444 as default 32-bit and 64-bit architectures.
3446 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
3448 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
3451 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3453 * target.def (lra_p): Change commentary (for the manual) for the
3455 * doc/tm.texi: Regenerate.
3457 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3459 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
3460 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
3461 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
3462 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
3464 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3466 * targhooks.c (default_lra_p): Return true instead of false.
3468 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3470 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
3471 hook_bool_void_false.
3472 * config/avr/avr.c: Ditto.
3473 * config/bfin/bfin.c: Ditto.
3474 * config/c6x/c6x.c: Ditto.
3475 * config/cr16/cr16.c: Ditto.
3476 * config/cris/cris.c: Ditto.
3477 * config/epiphany/epiphany.c: Ditto.
3478 * config/fr30/fr30.c: Ditto.
3479 * config/frv/frv.c: Ditto.
3480 * config/h8300/h8300.c: Ditto.
3481 * config/ia64/ia64.c: Ditto.
3482 * config/iq2000/iq2000.c: Ditto.
3483 * config/lm32/lm32.c: Ditto.
3484 * config/m32c/m32c.c: Ditto.
3485 * config/m32r/m32r.c: Ditto.
3486 * config/m68k/m68k.c: Ditto.
3487 * config/mcore/mcore.c: Ditto.
3488 * config/microblaze/microblaze.c: Ditto.
3489 * config/mmix/mmix.c: Ditto.
3490 * config/mn10300/mn10300.c: Ditto.
3491 * config/moxie/moxie.c: Ditto.
3492 * config/msp430/msp430.c: Ditto.
3493 * config/nios2/nios2.c: Ditto.
3494 * config/nvptx/nvptx.c: Ditto.
3495 * config/pa/pa.c: Ditto.
3496 * config/pdp11/pdp11.c: Ditto.
3497 * config/rl78/rl78.c: Ditto.
3498 * config/sparc/sparc.c: Ditto.
3499 * config/spu/spu.c: Ditto.
3500 * config/stormy16/stormy16.c: Ditto.
3501 * config/tilegx/tilegx.c: Ditto.
3502 * config/tilepro/tilepro.c: Ditto.
3503 * config/v850/v850.c: Ditto.
3504 * config/vax/vax.c: Ditto.
3505 * config/visium/visium.c: Ditto.
3506 * config/xtensa/xtensa.c: Ditto.
3508 2016-09-14 Jakub Jelinek <jakub@redhat.com>
3511 * tsan.c: Include target.h.
3512 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
3513 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
3514 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
3515 BUILT_IN_ATOMIC_TEST_AND_SET entries.
3516 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
3518 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
3519 Martin Liska <mliska@suse.cz>
3522 * predict.c (force_edge_cold): Add braces to a condition.
3524 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3526 PR rtl-optimization/77289
3527 * lra-constraints.c (get_final_hard_regno): Removed.
3528 (get_hard_regno): Add new parameter final_p.
3529 (get_reg_class): Directly call lra_get_elimination_hard_regno.
3530 (operands_match_p): Adjust call to get_hard_regno.
3531 (uses_hard_regs_p): Likewise.
3532 (process_alt_operands): Likewise.
3534 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
3537 * config/msp430/msp430.c (msp430_start_function): Emit an error
3538 if a function is both weak and specifies an interrupt number.
3540 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3542 PR tree-optimization/77454
3543 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
3544 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
3547 2016-09-13 Tamar Christina <tamar.christina@arm.com>
3549 * config/aarch64/aarch64-builtins.c
3550 (aarch64_init_simd_builtins): Fix builtin type signature printing.
3552 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
3554 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
3555 SFmode and SCmode arguments by reference.
3557 2016-09-13 David Malcolm <dmalcolm@redhat.com>
3559 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
3561 (selftest::test_one_liner_fixit_insert_before): ...this, and update
3562 for renaming of add_fixit_insert to add_fixit_insert_before.
3563 (selftest::test_one_liner_fixit_insert_after): New function.
3564 (selftest::test_one_liner_fixit_validation_adhoc_locations):
3565 Update for renaming of add_fixit_insert to add_fixit_insert_before.
3566 (selftest::test_one_liner_many_fixits): Likewise.
3567 (selftest::test_diagnostic_show_locus_one_liner): Update for
3568 renaming, call new test function.
3569 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
3570 renaming of add_fixit_insert to add_fixit_insert_before.
3571 (selftest::test_fixit_consolidation): Likewise.
3572 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
3574 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
3575 (selftest::test_applying_fixits_insert_before): ...this.
3576 (selftest::test_applying_fixits_insert): Update for renaming of
3577 add_fixit_insert to add_fixit_insert_before.
3578 (selftest::test_applying_fixits_insert_after): New function.
3579 (selftest::test_applying_fixits_insert_after_at_line_end): New
3581 (selftest::test_applying_fixits_insert_after_failure): New function.
3582 (selftest::test_applying_fixits_multiple): Update for renaming of
3583 add_fixit_insert to add_fixit_insert_before.
3584 (selftest::change_line): Likewise.
3585 (selftest::test_applying_fixits_unreadable_file): Likewise.
3586 (selftest::test_applying_fixits_line_out_of_range): Likewise.
3587 (selftest::test_applying_fixits_column_validation): Likewise.
3588 (selftest::test_applying_fixits_column_validation): Likewise.
3589 (selftest::edit_context_c_tests): Update for renamed test function;
3590 call new test functions.
3592 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
3594 PR tree-optimization/77536
3595 PR rtl-optimization/68212
3596 * config/rs6000/rs6000.md (div->recip splitter): Remove
3597 optimize_insn_for_speed_p condition.
3599 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
3601 * optabs.c (prepare_cmp_insn): Update documentation comment.
3603 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3604 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3607 * opts.h (candidates_list_and_hint): Declare.
3608 * opts-common.c (candidates_list_and_hint): New function.
3609 (cmdline_handle_error): Use it.
3611 2016-09-12 David Malcolm <dmalcolm@redhat.com>
3613 * edit-context.c (edited_line::get_len): New accessor.
3614 (edited_file::print_diff): Split out hunk-printing into...
3615 (edited_file::print_diff_hunk): New method.
3616 (edited_file::print_diff_line): New method.
3618 2016-09-12 Andrew Pinski <apinski@cavium.com>
3620 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
3622 * config/aarch64/aarch64.c (thunderx_tunings): Enable
3623 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
3624 (aarch64_operands_ok_for_ldpstp): Return false if
3625 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
3626 was SImode and the alignment is less than 8 byte.
3627 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
3629 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
3632 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
3634 2016-09-12 Marek Polacek <polacek@redhat.com>
3636 * doc/extend.texi: Use lowercase "boolean".
3637 * doc/invoke.texi: Likewise.
3638 * doc/md.texi: Likewise.
3639 * target.def: Likewise.
3640 * doc/tm.texi: Regenerated.
3642 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3645 * expmed.c (synth_mult): Delete duplicate mode check.
3647 2016-09-10 Tom de Vries <tom@codesourcery.com>
3650 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
3652 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
3653 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
3655 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
3657 PR rtl-optimization/77289
3658 * lra-constraints.c (get_final_hard_regno): Add support for non hard
3659 register numbers. Remove support for subregs.
3660 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
3661 (get_reg_class): Delete removed get_final_hard_regno() argument.
3662 (uses_hard_regs_p): Call get_final_hard_regno().
3664 2016-09-09 Martin Sebor <msebor@redhat.com>
3668 * pretty-print.c (pp_quoted_string): New function.
3669 (pp_format): Call it for %c and %s directives.
3671 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3673 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
3674 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
3675 INITIAL_ELIMINATION_OFFSET) : Update documentation.
3676 * target.def (frame_pointer_required, can_eliminate): Likewise.
3677 * doc/tm.texi: Regenerated.
3678 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
3680 * df-scan.c (df_hard_reg_init): Likewise.
3681 * ira.c (ira_setup_eliminable_regset): Likewise.
3682 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
3683 init_elim_table): Likewise.
3684 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
3685 set_initial_elim_offsets, update_eliminables,
3686 init_elim_table): Likewise.
3687 * rtlanal.c (get_initial_register_offset): Likewise.
3688 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
3689 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3690 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3691 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3692 * config/fr30/fr30.h: Fix comment.
3693 * config/frv/frv.c: Likewise.
3694 * config/frv/frv.h: Likewise.
3695 * config/ft32/ft32.h: Likewise.
3696 * config/visium/visium.h: Likewise.
3697 * config/pa/pa64-linux.h: Likewise.
3698 * config/v850/v850.h: Likewise.
3699 * config/cris/cris.c: Likewise.
3700 * config/ia64/ia64.h: Likewise.
3701 * config/moxie/moxie.h: Likewise.
3702 * config/m32r/m32r.h: Likewise.
3704 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
3707 * config.in: Regenerate.
3708 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
3710 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
3711 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
3712 static-libmpxwrappers case.
3713 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
3714 MPX_LD_AS_NEEDED_GUARD_POP.
3715 * configure: Regenerate.
3716 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
3717 defined if linker support "--push-state"/"--pop-state".
3719 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
3721 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
3723 2016-09-09 Joseph Myers <joseph@codesourcery.com>
3725 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
3726 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
3727 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
3728 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
3729 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
3730 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
3731 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
3733 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
3734 width macros from TS 18661-1.
3735 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
3737 2016-09-08 Jakub Jelinek <jakub@redhat.com>
3740 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
3741 OMP_CLAUSE_SAFELEN_EXPR.
3743 2016-09-07 David Malcolm <dmalcolm@redhat.com>
3745 * Makefile.in (OBJS): Add substring-locations.o.
3746 * langhooks-def.h (class substring_loc): New forward decl.
3747 (lhd_get_substring_location): New decl.
3748 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
3749 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
3750 * langhooks.c (lhd_get_substring_location): New function.
3751 * langhooks.h (class substring_loc): New forward decl.
3752 (struct lang_hooks): Add field get_substring_location.
3753 * substring-locations.c: New file, taking definition of
3754 format_warning_va and format_warning_at_substring from
3755 c-family/c-format.c, making them non-static.
3756 * substring-locations.h (class substring_loc): Move class here
3757 from c-family/c-common.h. Add and rewrite comments.
3758 (format_warning_va): New decl.
3759 (format_warning_at_substring): New decl.
3760 (get_source_location_for_substring): Add comment.
3762 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
3764 * config/i386/i386.c: Add 'U' suffix to processor feature bits
3765 to avoid -Wnarrowing warning.
3766 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
3767 * opts.c: Likewise for SANITIZER_OPT bitmasks.
3769 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
3771 * config/aarch64/aarch64.c (aarch64_legitimize_address):
3772 Avoid use of base_offset if offset already in range.
3774 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
3776 * config/sh/sh-protos.h (struct sh_atomic_model,
3777 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
3778 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
3779 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
3780 * config/sh/sh.h (struct sh_atomic_model,
3781 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
3782 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
3783 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
3784 Guard with __cplusplus.
3786 2016-09-06 Jakub Jelinek <jakub@redhat.com>
3789 * config/i386/i386.c (ix86_expand_builtin): For builtin with
3790 unsupported or unknown ISA, use expand_call.
3792 2016-09-06 Martin Liska <mliska@suse.cz>
3794 PR gcov-profile/77378
3795 PR gcov-profile/77466
3796 * tree-profile.c (tree_profiling): Detect whether target can use
3797 -fprofile-update=atomic.
3799 2016-09-06 Richard Biener <rguenther@suse.de>
3801 PR tree-optimization/77479
3802 * tree-vrp.c (update_value_range): Extend overflow handling to
3805 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3808 * config/i386/i386.md (isa): Add x64_avx512bw.
3809 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
3810 (kmov_isa): New mode attr.
3811 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
3812 (*zero_extend<mode>si2): Likewise.
3813 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
3815 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
3817 * doc/invoke.texi (SPU Options): nops -> NOPs.
3818 (x86 Options): Ditto.
3820 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3823 * toplev.c (process_options): Temporarily set input_location
3824 to UNKNOWN_LOCATION around targetm.target_option.override () call.
3826 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
3828 PR rtl-optimization/77452
3829 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
3830 inner-mode reference to a CONST_VECTOR constant in the constant pool.
3832 2016-09-05 Marek Polacek <polacek@redhat.com>
3835 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
3837 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3840 * gensupport.c (alter_output_for_subst_insn): Remove redundant
3841 *insn_out == '*' test. Don't copy unnecessary to yet another
3842 memory buffer, and don't leak it.
3844 PR rtl-optimization/77425
3845 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
3847 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
3849 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
3851 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3853 * common.opt (fdiagnostics-generate-patch): New option.
3854 * diagnostic.c: Include "edit-context.h".
3855 (diagnostic_initialize): Initialize context->edit_context_ptr.
3856 (diagnostic_finish): Delete context->edit_context_ptr.
3857 (diagnostic_report_diagnostic): Add fix-it hints from the
3858 diagnostic to context->edit_context_ptr, if any.
3859 * diagnostic.h (class edit_context): Add forward decl.
3860 (struct diagnostic_context): Add field "edit_context_ptr".
3861 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
3862 -fdiagnostics-generate-patch.
3863 (-fdiagnostics-generate-patch): New item.
3864 * toplev.c: Include "edit-context.h".
3865 (process_options): Set global_dc->edit_context_ptr to a new
3866 edit_context if the options need one.
3867 (toplev::main): Handle -fdiagnostics-generate-patch by using
3868 global_dc->edit_context_ptr.
3870 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3873 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
3874 map and firstprivate clauses on target construct for _Atomic
3876 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
3877 on target construct for _Atomic qualified decls.
3878 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
3880 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
3881 _Atomic qualified arguments not mentioned in uniform clause.
3883 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3885 * Makefile.in (OBJS-libcommon): Add edit-context.o.
3886 * diagnostic-color.c (color_dict): Add "diff-filename",
3887 "diff-hunk", "diff-delete", and "diff-insert".
3888 (parse_gcc_colors): Update default value of GCC_COLORS in comment
3889 to reflect above changes.
3890 * doc/invoke.texi (-fdiagnostics-color): Update description of
3891 default GCC_COLORS, and of the supported capabilities.
3892 * edit-context.c: New file.
3893 * edit-context.h: New file.
3894 * input.c (struct fcache): Add field "missing_trailing_newline".
3895 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
3897 (add_file_to_cache_tab): Likewise.
3898 (fcache::fcache): Likewise.
3899 (get_next_line): Update c->missing_trailing_newline.
3900 (location_missing_trailing_newline): New function.
3901 * input.h (location_missing_trailing_newline): New decl.
3902 * selftest-run-tests.c (selftest::run_tests): Call
3903 edit_context_c_tests.
3904 * selftest.h (edit_context_c_tests): New decl.
3906 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3907 Richard Biener <rguenth@suse.de>
3909 PR tree-optimization/77444
3910 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
3911 as steptype, remove redundant initialization.
3913 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3916 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
3917 (sanopt_optimize_walker): Optimize away
3918 __asan_before_dynamic_init (...) followed by
3919 __asan_after_dynamic_init () without intervening memory loads/stores.
3920 * ipa-pure-const.c (special_builtin_state): Handle
3921 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
3922 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
3924 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3926 * cfg.c (free_original_copy_tables): Replace second assignment of
3927 bb_copy = NULL by bb_original = NULL.
3929 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3932 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
3933 assignment added in r216794.
3935 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3937 * Makefile.in (OBJS): Add typed-splay-tree.o.
3938 * selftest-run-tests.c (selftest::run_tests): Call
3939 typed_splay_tree_c_tests.
3940 * selftest.h (typed_splay_tree_c_tests): New decl.
3941 * typed-splay-tree.c: New file.
3942 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
3943 (typed_splay_tree::max): New method.
3944 (typed_splay_tree::min): New method.
3945 (typed_splay_tree::foreach): New method.
3946 (typed_splay_tree::closure): New struct.
3947 (typed_splay_tree::inner_foreach_fn): New function.
3949 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3951 * ipa-cp.c (ipcp_store_bits_results): Change option name from
3952 -fipa-cp-bit to -fipa-bit-cp.
3954 2016-09-01 Martin Sebor <msebor@redhat.com>
3956 PR tree-optimization/71831
3957 * tree-object-size.h: Return bool instead of the size and add
3958 argument for the size.
3959 * tree-object-size.c (compute_object_offset): Update signature.
3960 (addr_object_size): Same.
3961 (compute_builtin_object_size): Return bool instead of the size
3962 and add argument for the size. Handle POINTER_PLUS_EXPR when
3963 optimization is disabled.
3964 (expr_object_size): Adjust.
3965 (plus_stmt_object_size): Adjust.
3966 (pass_object_sizes::execute): Adjust.
3967 * builtins.c (fold_builtin_object_size): Adjust.
3968 * doc/extend.texi (Object Size Checking): Update.
3969 * ubsan.c (instrument_object_size): Adjust.
3971 2016-09-01 Martin Sebor <msebor@redhat.com>
3973 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
3974 it fits the output of the formatted function regardless of its
3976 * gcc/genmodes.c (parser::parse_expr): Same.
3977 * gimplify.c (gimplify_asm_expr): Same.
3978 * passes.c (pass_manager::register_one_dump_file): Same.
3979 * print-tree.c (print_node): Same.
3981 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3983 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
3985 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3987 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
3989 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3991 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
3992 * config/rs6000/vector.md: Ditto.
3993 * config/rs6000/vsx.md: Ditto.
3995 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3997 * ipa-inline-analysis.c (param_change_prob): Get to the base object
4000 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4002 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
4003 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
4004 *return_and_restore_gpregs_<mode>_r11,
4005 *return_and_restore_gpregs_<mode>_r12,
4006 *return_and_restore_gpregs_<mode>_r1,
4007 *return_and_restore_fpregs_<mode>_r11,
4008 *return_and_restore_fpregs_<mode>_r12,
4009 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
4010 directly instead of via the "l" constraint. Renumber operands.
4013 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4015 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
4016 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
4017 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
4018 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
4019 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
4020 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
4021 *call_value_nonlocal_darwin64, reload_macho_picbase,
4022 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
4023 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
4024 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
4025 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
4026 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
4027 *save_fpregs_<mode>_r1): Ditto.
4028 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
4029 *return_and_restore_gpregs_spe): Ditto.
4031 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4033 * config/rs6000/rs6000.md
4034 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
4035 the use of the link register.
4036 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
4038 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4039 Michael Meissner <meissner@linux.vnet.ibm.com>
4042 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
4043 reg+reg addressing for TImode.
4044 (rs6000_legitimate_address_p): Only allow register indirect
4045 addressing for TImode, even without TARGET_QUAD_MEMORY.
4047 2016-09-01 Richard Biener <rguenther@suse.de>
4050 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
4051 check whether the result fits the desired result type.
4053 2016-09-01 Nathan Sidwell <nathan@acm.org>
4055 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
4057 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
4059 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
4061 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
4063 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4065 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
4066 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
4067 for comparisons of integer ZERO_EXTEND against zero.
4069 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4071 * config/i386/i386.c (ix86_option_override_internal): Also disable the
4072 STV pass if -mstackrealign is enabled.
4074 2016-08-31 Ilya Verbin <iverbin@gmail.com>
4076 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
4079 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4081 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
4082 (layout_range::intersects_line_p): New method.
4083 (test_range_contains_point_for_single_point): Rename to...
4084 (test_layout_range_for_single_point): ...this, and add testing
4085 for layout_range::intersects_line_p.
4086 (test_range_contains_point_for_single_line): Rename to...
4087 (test_layout_range_for_single_line): ...this, and add testing
4088 for layout_range::intersects_line_p.
4089 (test_range_contains_point_for_multiple_lines): Rename to...
4090 (test_layout_range_for_multiple_lines): ...this, and add testing
4091 for layout_range::intersects_line_p.
4092 (layout::layout): Populate m_fixit_hints.
4093 (layout::get_expanded_location): Handle the case of a line-span
4095 (layout::validate_fixit_hint_p): New method.
4096 (get_line_span_for_fixit_hint): New function.
4097 (layout::calculate_line_spans): Add spans for fixit-hints.
4098 (layout::should_print_annotation_line_p): New method.
4099 (layout::print_any_fixits): Drop param "richloc", instead using
4100 validated fixits in m_fixit_hints. Add "const" to hint pointers.
4101 (diagnostic_show_locus): Avoid printing blank annotation lines.
4102 (selftest::test_diagnostic_context::test_diagnostic_context):
4103 Initialize show_column and start_span.
4104 (selftest::test_diagnostic_context::start_span_cb): New static
4106 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
4107 (selftest::diagnostic_show_locus_c_tests): Update for function
4108 renamings. Call test_diagnostic_show_locus_fixit_lines.
4110 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4112 PR tree-optimization/73714
4113 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
4115 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4117 * selftest.c: Move "namespace selftest {" to top of file,
4118 removing explicit "selftest::" qualifiers throughout.
4120 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4122 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
4124 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
4125 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
4126 Replace builtin with vector extension.
4127 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
4129 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
4130 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
4131 Replace builtin with vector extension.
4132 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
4133 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
4134 Replace builtin with vector extension.
4135 * config/i386/xmmintrin.h (__m128_u): New type.
4136 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
4137 (_mm_load_ps, _mm_store_ps): Simplify.
4139 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
4141 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
4143 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4145 * diagnostic-show-locus.c (colorizer::begin_state): Support more
4146 than 3 ranges per diagnostic by alternating between color 1 and
4148 (layout::layout): Replace use of rich_location::MAX_RANGES
4149 with richloc->get_num_locations ().
4150 (layout::calculate_line_spans): Replace use of
4151 rich_location::MAX_RANGES with m_layout_ranges.length ().
4152 (layout::print_annotation_line): Handle arbitrary numbers of
4153 ranges in caret-printing by defaulting to '^'.
4154 (selftest::test_one_liner_many_fixits): New function.
4155 (test_diagnostic_show_locus_one_liner): Call it.
4156 * diagnostic.c (diagnostic_initialize): Update for renaming
4157 of rich_location::MAX_RANGES to
4158 rich_location::STATICALLY_ALLOCATED_RANGES.
4159 * diagnostic.h (struct diagnostic_context): Likewise.
4161 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4163 * selftest.c (selftest::named_temp_file::named_temp_file): New
4165 (selftest::temp_source_file::~temp_source_file): Move to...
4166 (selftest::named_temp_file::~named_temp_file): ...here.
4167 (selftest::test_named_temp_file): New function.
4168 (selftest::selftest_c_tests): Call test_named_temp_file.
4169 * selftest.h (class named_temp_file): New class.
4170 (class temp_source_file): Convert to a subclass of named_temp_file.
4172 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
4174 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
4175 USEs of LR_REGNO in returns and sibcalls.
4176 (rs6000_output_mi_thunk): Similar.
4177 (rs6000_sibcall_aix): Similar.
4178 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
4179 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
4180 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
4181 Remove the USE of LR_REGNO from the patterns as well. Delete an
4183 (return_internal_<mode>): Delete.
4185 2016-08-30 Tamar Christina <tamar.christina@arm.com>
4187 * gcc/config/aarch64/aarch64-simd.md
4188 (aarch64_ld2<mode>_dreg_le): New.
4189 (aarch64_ld2<mode>_dreg_be): New.
4190 (aarch64_ld2<mode>_dreg): Removed.
4191 (aarch64_ld3<mode>_dreg_le): New.
4192 (aarch64_ld3<mode>_dreg_be): New.
4193 (aarch64_ld3<mode>_dreg): Removed.
4194 (aarch64_ld4<mode>_dreg_le): New.
4195 (aarch64_ld4<mode>_dreg_be): New.
4196 (aarch64_ld4<mode>_dreg): Removed.
4197 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
4199 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4201 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
4202 redundant location param.
4203 (test_one_liner_fixit_remove): Likewise.
4204 (test_one_liner_fixit_replace): Likewise.
4205 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
4206 * gcc-rich-location.c
4207 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
4208 get_range_from_loc. Drop overload taking a const char *.
4209 * gcc-rich-location.h
4210 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
4213 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4215 * config/linux.c (linux_libc_has_function): Return true on musl.
4217 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4219 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
4221 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
4223 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
4224 used for abnormal egdes.
4226 2016-08-30 Jakub Jelinek <jakub@redhat.com>
4228 PR tree-optimization/72866
4229 * tree-vect-patterns.c (search_type_for_mask): Turn into
4230 a small wrapper, move all code to ...
4231 (search_type_for_mask_1): ... this new function. Add caching
4232 and adjust recursive calls.
4235 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
4236 instead of lookup_type_die (type_main_variant (type)) even for array
4240 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
4241 constant pool reference return x instead of c.
4243 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
4245 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
4248 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4251 (selftest::test_make_location_nonpure_range_endpoints): Fix
4254 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4256 * diagnostic-show-locus.c
4257 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
4259 (selftest::test_diagnostic_show_locus_one_liner): Call it.
4260 * input.c (get_pure_location): Move to libcpp/line-map.c.
4261 * input.h (get_pure_location): Convert decl to an inline function
4262 calling implementation in libcpp.
4264 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
4267 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
4268 template for intel asm dialect.
4269 (vec_set_hi_<mode><mask_name>): Ditto.
4271 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4273 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
4274 (selftest::fail_formatted): Likewise.
4276 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4278 * input.c (make_location): Call get_start and get_finish
4279 on the endpoints to avoid storing packed ranges or ad-hoc
4281 (selftest::test_make_location_nonpure_range_endpoints): New function.
4282 (selftest::input_c_tests): Call it.
4283 * input.h (get_start): New inline function.
4285 2016-08-29 Tom de Vries <tom@codesourcery.com>
4288 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
4291 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
4293 * Makefile.in (gcov-iov.h): Add dummy recipe.
4295 2016-08-29 Nathan Sidwell <nathan@acm.org>
4297 * config/nvptx/nvptx.c: #include tree-vrp.h.
4299 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
4302 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
4303 HIGH+LO construct during reload.
4305 2016-08-28 Tom de Vries <tom@codesourcery.com>
4308 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
4309 'sysv_abi va_list' attribute.
4310 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
4311 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
4314 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4316 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
4317 * emit-rtl.c (unshare_all_rtl_1): Adjust.
4318 (unshare_all_rtl_again): Likewise.
4319 * function.c (assign_stack_local_1): Likewise.
4320 (assign_stack_temp_for_type): Likewise.
4322 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4324 * cfgbuild.c (make_edges): Adjust.
4325 * cfgrtl.c (can_delete_label_p): Likewise.
4326 * dwarf2cfi.c (create_trace_edges): Likewise.
4327 * except.c (sjlj_emit_dispatch_table): Likewise.
4328 * function.h (struct expr_status): make x_forced_labels a vector.
4329 * jump.c (rebuild_jump_labels_1): Adjust.
4330 * reload1.c (set_initial_label_offsets): Likewise.
4331 * stmt.c (force_label_rtx): Likewise.
4332 (expand_label): Likewise.
4334 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4336 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
4338 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
4340 PR tree-optimization/71077
4341 PR tree-optimization/68542
4342 * fold-const.c (fold_relational_const): Fix folding of
4343 VECTOR_CST comparisons that have a scalar boolean result type.
4344 (selftest::test_vector_folding): New static function.
4345 (selftest::fold_const_c_tests): Call it.
4347 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4349 * doc/extend.texi (SPU Built-in Functions): Remove stale
4350 references to material formerly at IBM and Sony.
4352 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
4355 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
4357 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4359 * diagnostic-show-locus.c
4360 (selftest::test_fixit_consolidation): New function.
4361 (selftest::diagnostic_show_locus_c_tests): Call it.
4362 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
4363 constructor based on source_range.
4365 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4367 * diagnostic-color.c (color_dict): Add "fixit-insert" and
4369 (parse_gcc_colors): Update description of default GCC_COLORS.
4370 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
4371 (colorizer::set_fixit_insert): New method.
4372 (colorizer::set_fixit_delete): New method.
4373 (colorizer::get_color_by_name): New method.
4374 (colorizer::STATE_FIXIT_INSERT): New constant.
4375 (colorizer::STATE_FIXIT_DELETE): New constant.
4376 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
4377 fields in favor of new field "m_stop_color". Add fields
4378 "m_fixit_insert" and "m_fixit_delete".
4379 (colorizer::colorizer): Update for above changes. Replace
4380 colorize_start calls with calls to get_color_by_name.
4381 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
4382 STATE_FIXIT_DELETE. Update for field renamings.
4383 (colorizer::finish_state): Simplify by using m_stop_color,
4384 rather than multiple identical "*_ce" fields.
4385 (colorizer::get_color_by_name): New method.
4386 (layout::print_any_fixits): Print insertions and replacements
4387 using the "fixit-insert" color, and deletions using the
4388 "fixit-delete" color.
4389 * doc/invoke.texi (-fdiagnostics-color): Update description of
4390 default GCC_COLORS, and of the supported capabilities.
4392 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
4394 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
4395 current_function_static_stack_size variable with the static
4396 stack frame size of the current function when
4397 flag_stack_usage_info is enabled.
4399 2016-08-26 Nathan Sidwell <nathan@acm.org>
4401 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
4402 assignment inside if condition.
4404 2016-08-26 Richard Biener <rguenther@suse.de>
4406 PR tree-optimization/69047
4407 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
4408 extracts similar to what FRE does.
4409 (non_rewritable_mem_ref_base): Likewise.
4411 2016-08-26 Joseph Myers <joseph@codesourcery.com>
4413 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
4414 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
4415 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4416 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4417 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
4419 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4420 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4421 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4422 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
4423 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4425 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4428 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
4429 reservation duration to 15 cycles.
4430 (cortex_a8_vfp_macs): Likewise.
4431 (cortex_a8_vfp_macd): Likewise.
4432 (cortex_a8_vfp_divs): Likewise.
4433 (cortex_a8_vfp_divd): Likewise.
4435 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4437 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
4438 (aarch_macro_fusion_pair_p): Use above to avoid early return.
4440 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4441 Martin Jambhor <mjambor@suse.cz>
4443 * common.opt: New option -fipa-bit-cp.
4444 * doc/invoke.texi: Document -fipa-bit-cp.
4445 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
4446 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
4447 * tree-ssa-ccp.h: New header file.
4448 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
4449 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
4450 Replace all occurences of tree parameter by two new params: signop, int.
4451 (bit_value_unop_1): Change to bit_value_unop and export it.
4452 Replace all occurences of tree parameter by two new params: signop,
4454 (bit_value_binop): Change call from bit_value_binop_1 to
4456 (bit_value_assume_aligned): Likewise.
4457 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
4458 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
4460 (ccp_finalize): Skip processing if val->mask == 0.
4461 * ipa-cp.c: Include tree-ssa-ccp.h
4462 (ipcp_bits_lattice): New class.
4463 (ipcp_param_lattice (bits_lattice): New member.
4464 (print_all_lattices): Call ipcp_bits_lattice::print.
4465 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
4466 (initialize_node_lattices): Likewise.
4467 (propagate_bits_accross_jump_function): New function.
4468 (propagate_constants_accross_call): Call
4469 propagate_bits_accross_jump_function.
4470 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
4471 (ipcp_store_bits_results): New function.
4472 (ipcp_driver): Call ipcp_store_bits_results.
4473 * ipa-prop.h (ipa_bits): New struct.
4474 (ipa_jump_func): Add new member bits of type ipa_bits.
4475 (ipa_param_descriptor): Change decl to decl_or_type.
4476 (ipa_get_param): Change decl to decl_or_type and assert on
4478 (ipa_get_type): New function.
4479 (ipcp_transformation_summary): New member bits.
4480 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
4481 (ipa_populate_param_decls): Likewise.
4482 (ipa_dump_param): Likewise.
4483 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
4485 (ipa_set_jf_unknown): Set ipa_bits::known to false.
4486 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
4488 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
4489 (ipa_write_jump_function): Add streaming for ipa_bits.
4490 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
4491 (write_ipcp_transformation_info): Add streaming for ipa_bits
4493 (read_ipcp_transfomration_info): Add support for reading streamed
4495 (ipcp_update_bits): New function.
4496 (ipcp_transform_function): Call ipcp_update_bits.
4498 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
4500 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
4501 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
4503 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
4505 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
4507 2016-08-25 Richard Biener <rguenther@suse.de>
4509 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
4510 Only add locations in late dwarf.
4511 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
4512 (dwarf2out_early_finish): But do it here.
4514 2016-08-24 Michael Collison <michael.collison@linaro.org>
4515 Michael Collison <michael.collison@arm.com>
4517 * config/arm/arm-modes.def: Add new condition code mode CC_V
4518 to represent the overflow bit.
4519 * config/arm/arm.c (maybe_get_arm_condition_code):
4520 Add support for CC_Vmode.
4521 (arm_gen_unlikely_cbranch): New function to generate common
4522 rtl conditional branches for overflow patterns.
4523 * config/arm/arm-protos.h: Add prototype for
4524 arm_gen_unlikely_cbranch.
4525 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
4526 addsi3_compareV_upper): New patterns to support signed
4527 builtin overflow add operations.
4528 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
4529 New patterns to support unsigned builtin add overflow operations.
4530 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
4531 builtin overflow subtract operations,
4532 (usubv<mode>4): New patterns to support unsigned builtin subtract
4533 overflow operations.
4534 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
4535 to support builtin overflow negate operations.
4537 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4540 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4542 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4543 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4546 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4548 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
4549 MULTILIB_OPTIONS should be used. Small wording fixes.
4550 * genmultilib: Memorize set of all option combinations in
4551 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
4552 found in MULTILIB_OPTIONS by checking if option set is listed in
4553 combination_space. Output new and existing error message to stderr.
4555 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4557 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
4558 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
4559 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
4560 (MULTILIB_REUSE): Remove reuse rules for option set including
4561 -mfpu=fp-armv8 and -mfpu=vfpv4
4563 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
4565 * config/arm/t-rtems: Add vfp multilib.
4567 2016-08-23 Ian Lance Taylor <iant@golang.org>
4569 * config/s390/s390.c (s390_asm_file_start): Call
4572 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4574 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
4575 initialization of all 0's to the 0 constant, instead of directly
4576 generating XOR. Add support for V4SImode vector initialization on
4577 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
4578 initialization. Change variables used in V4SFmode vector
4579 intialization. For V4SFmode vector splat on ISA 3.0, make sure
4580 any memory addresses are in index form. Add support for using
4581 VSPLTH/VSPLTB to initialize vector short and vector char vectors
4582 with all of the same element.
4583 (regno_or_subregno): New helper function to return a register
4584 number for either REG or SUBREG.
4585 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
4586 Use regno_or_subregno where possible.
4587 (rs6000_split_v4si_init_di_reg): New helper function to build up a
4588 DImode value from two SImode values in order to generate V4SImode
4589 vector initialization on 64-bit systems with direct move.
4590 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
4592 (rtx_is_swappable_p): V4SImode vector initialization insn is not
4594 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
4596 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
4597 attributes to initialize V8HImode and V16QImode vectors with the
4599 (VSX_SPLAT_COUNT): Likewise.
4600 (VSX_SPLAT_SUFFIX): Likewise.
4601 (UNSPEC_VSX_VEC_INIT): New unspec.
4602 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
4603 Allow SFmode values to come from Altivec registers.
4604 (vsx_init_v4si): New insn/split for V4SImode vector initialization
4605 on 64-bit systems with direct move.
4606 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
4607 vector initializations, to allow V4SImode vector initializations
4608 on 64-bit systems with direct move.
4609 (vsx_splat_v4si): Likewise.
4610 (vsx_splat_v4si_di): Likewise.
4611 (vsx_splat_v4sf): Likewise.
4612 (vsx_splat_v4sf_internal): Likewise.
4613 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
4615 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
4616 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
4617 initializing V8HImode and V16QImode vectors with the same
4619 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
4620 optimization if -maltivec=be.
4622 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
4624 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
4625 attribute for alternatives 3 and 4.
4627 2016-08-23 David Malcolm <dmalcolm@redhat.com>
4629 * selftest.c (selftest::assert_str_contains): New function.
4630 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
4631 * selftest.h (selftest::assert_str_contains): New decl.
4632 (ASSERT_STR_CONTAINS): New macro.
4634 2016-08-23 Richard Biener <rguenther@suse.de>
4636 PR tree-optimization/77286
4637 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
4639 (vect_transform_loop): Split exit edges of loop and scalar
4640 loop if required and at the appropriate time.
4642 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4644 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4645 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4647 Correct a typo in a comment.
4649 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4651 * config/s390/s390.md ("*andc_split"): New splitter for and with
4654 2016-08-23 Richard Biener <rguenther@suse.de>
4656 PR tree-optimization/27336
4657 * tree-vrp.c (infer_value_range): Handle stmts that can throw
4658 by looking for a non-EH edge.
4659 (process_assert_insertions_for): Likewise.
4661 2016-08-23 Richard Biener <rguenther@suse.de>
4664 * statistics.c (statistics_counter_event): Robustify against
4667 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4669 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
4670 for targets amdfam10 and barcelona.
4672 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
4674 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
4675 (zero_extend<mode>di2): Ditto.
4676 (*zero_extend<mode>si2): Ditto.
4677 (*zero_extendqihi2): Ditto.
4679 2016-08-22 Joseph Myers <joseph@codesourcery.com>
4682 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
4683 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
4685 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
4687 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
4688 identical consecutive elements.
4689 [SSA_NAME]: Print the name's def stmt on its own line. When printing
4690 the node's def stmt, avoid printing an unwanted trailing newline by
4691 replacing the call to print_gimple_stmt() with its inlined body and
4692 adjusting it to not set pp_needs_newline and to call pp_flush()
4693 instead of pp_newline_and_flush().
4695 2016-08-22 Joseph Myers <joseph@codesourcery.com>
4697 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
4698 (float32_type_node, float64_type_node, float32x_type_node)
4699 (float128x_type_node): New macros.
4700 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
4701 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
4702 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
4703 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
4704 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
4705 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
4706 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
4707 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
4708 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
4709 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
4710 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
4711 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
4712 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
4713 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
4714 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
4715 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
4716 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
4717 (copysign, fabs, huge_val, inf, nan, nans): Use it.
4718 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
4720 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
4721 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
4722 * doc/extend.texi (Other Builtins): Document these built-in
4724 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
4727 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
4729 * doc/install.texi (Binaries): www.opencsw.org now uses https.
4731 2016-08-22 Richard Biener <rguenther@suse.de>
4733 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
4735 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
4738 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
4739 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
4740 non-SSE2 athlons only, otherwise prefer SSE prefetches.
4742 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4744 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
4745 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
4746 (vrp_visit_switch_stmt): Likewise.
4747 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
4748 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
4749 (vrp_visit_stmt): Use extract_range_from_stmt.
4750 (vrp_visit_phi_node): Use extract_range_from_phi_node.
4752 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4754 * Makefile.in: Add tree-vrp.h to GTFILES.
4755 * gengtype.c (open_base_files): Add tree-vrp.h.
4756 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
4757 * builtins.c: Likewise.
4758 * fold-const.c: Likewise.
4759 * gimple-builder.c: Likewise.
4760 * gimple-laddress.c: Likewise.
4761 * hsa-gen.c: Likewise.
4762 * internal-fn.c: Likewise.
4764 * targhooks.c: Liewise,
4765 * tree-ssa-address.c: Likewise.
4766 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
4767 * tree-vrp.c (struct value_range): Move to tree-vrp.h
4768 * tree-vrp.h: New file.
4770 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4772 PR tree-optimization/61839
4773 * tree-vrp.c (two_valued_val_range_p): New.
4774 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
4775 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
4776 Also Convert VAR BINOP CST where VAR is two-valued to
4777 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
4779 2016-08-19 David Malcolm <dmalcolm@redhat.com>
4781 * diagnostic-show-locus.c
4782 (layout::annotation_line_showed_range_p): New method.
4783 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
4784 Reimplement case fixit_hint::REPLACE to cover removals, and
4785 replacements where the range of the replacement isn't one
4786 of the ranges in the rich_location.
4787 (test_one_liner_fixit_replace): Likewise.
4788 (selftest::test_one_liner_fixit_replace_non_equal_range): New
4790 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
4792 (selftest::test_diagnostic_show_locus_one_liner): Call the new
4794 * diagnostic.c (print_parseable_fixits): Remove case
4797 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
4800 * config/i386/i386.c (ix86_option_override_internal): Remove
4801 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
4802 Enable SSE prefetch also for TARGET_PREFETCHWT1.
4803 Do not try to enable TARGET_PRFCHW ISA flag here.
4804 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
4805 Rewrite expander function body.
4806 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
4808 2016-08-19 Joseph Myers <joseph@codesourcery.com>
4811 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
4812 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
4813 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
4814 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
4815 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
4816 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
4817 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
4818 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
4819 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
4821 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
4823 (struct floatn_type_info): New structure type.
4824 (floatn_nx_types): New variable declaration.
4825 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
4826 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
4827 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
4828 * tree.c (floatn_nx_types): New variable.
4829 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
4830 corresponding complex types.
4831 * target.def (floatn_mode): New hook.
4832 * targhooks.c: Include "real.h".
4833 (default_floatn_mode): New function.
4834 * targhooks.h (default_floatn_mode): New prototype.
4835 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
4837 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
4838 effective-target and dg-add-options keywords.
4839 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
4840 Document new effective-target keywords.
4841 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
4842 * doc/tm.texi: Regenerate.
4843 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
4844 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
4845 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
4847 * real.h (struct real_format): Add field ieee_bits.
4848 * real.c (ieee_single_format, mips_single_format)
4849 (motorola_single_format, spu_single_format, ieee_double_format)
4850 (mips_double_format, motorola_double_format)
4851 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
4852 (ieee_extended_intel_128_format)
4853 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
4854 (mips_extended_format, ieee_quad_format, mips_quad_format)
4855 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
4856 (decimal_double_format, decimal_quad_format, ieee_half_format)
4857 (arm_half_format, real_internal_format: Initialize ieee_bits
4859 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
4860 float128_type_node. Set float80_type_node to float64x_type_node
4861 if appropriate and long_double_type_node not appropriate.
4862 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
4863 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
4864 Initialize ieee_bits field.
4865 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
4866 (rs6000_init_builtins): Set ieee128_float_type_node to
4868 (rs6000_floatn_mode): New function.
4870 2016-08-19 Jakub Jelinek <jakub@redhat.com>
4872 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
4873 _rdseed64_step): Uglify argument names and/or local variable names
4874 in inline functions.
4875 * config/i386/rtmintrin.h (_xabort): Likewise.
4876 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
4877 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
4878 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
4879 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
4880 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
4881 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
4882 _mm_maskz_ternarylogic_epi32): Likewise.
4883 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
4884 __lwpins32, __lwpins64): Likewise.
4885 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
4886 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
4887 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
4888 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
4889 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
4890 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
4891 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
4892 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
4893 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
4894 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
4895 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
4896 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
4897 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
4898 _mm256_mask_i64gather_epi32): Likewise.
4899 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4900 * config/i386/ia32intrin.h (__writeeflags): Likewise.
4901 * config/i386/pkuintrin.h (_wrpkru): Likewise.
4902 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
4903 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
4904 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
4905 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
4906 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
4907 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
4908 _mm512_mask_prefetch_i64scatter_ps): Likewise.
4909 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4910 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
4911 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
4912 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
4913 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
4914 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
4915 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
4916 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
4918 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
4920 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
4921 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
4923 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
4924 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
4926 (_rdpkru_u32): Add space after function name.
4928 * config/i386/t-i386 (i386-c.o): Don't depend on
4929 i386-builtin-types.inc.
4930 (i386.o): Depend on i386-builtin-types.inc.
4932 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
4935 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
4936 Use const_vec_duplicate to check for duplicated elements.
4938 2016-08-19 Richard Biener <rguenther@suse.de>
4940 PR tree-optimization/77290
4941 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4942 Fix flag_tree_parallelize_loops check.
4944 2016-08-19 Richard Biener <rguenther@suse.de>
4946 * match.pd (x | 0 -> x): Add.
4948 2016-08-19 Richard Biener <rguenther@suse.de>
4950 PR tree-optimization/77286
4951 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
4952 Deal with virtual PHIs being out-of-order.
4954 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4956 * doc/invoke.texi (fverbose-asm): Note that source code lines
4957 are emitted, and provide an example.
4958 * final.c (asm_show_source): New function.
4959 (final_scan_insn): Call asm_show_source.
4961 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4963 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
4964 param with diagnostic_kind.
4965 (class colorizer): Similarly replace field m_diagnostic with
4967 (colorizer::colorizer): Replace diagnostic
4968 param with diagnostic_kind.
4969 (colorizer::begin_state): Update for above field change.
4970 (layout::layout): Replace diagnostic param with rich_location *
4971 and diagnostic_kind.
4972 (diagnostic_show_locus): Replace diagnostic param with richloc
4973 and diagnostic_kind.
4974 (class selftest::test_diagnostic_context): New class.
4975 (selftest::test_diagnostic_show_locus_unknown_location): New
4977 (selftest::test_one_liner_simple_caret): New function.
4978 (selftest::test_one_liner_caret_and_range): New function.
4979 (selftest::test_one_liner_multiple_carets_and_ranges): New
4981 (selftest::test_one_liner_fixit_remove): New function.
4982 (selftest::test_one_liner_fixit_replace): New function.
4983 (selftest::test_diagnostic_show_locus_one_liner): New function.
4984 (selftest::diagnostic_show_locus_c_tests): Call the new test
4986 * diagnostic.c (diagnostic_initialize): Initialize
4987 colorize_source_p, show_ruler_p and parseable_fixits_p.
4988 (default_diagnostic_finalizer): Update for change to
4989 diagnostic_show_locus.
4990 (diagnostic_append_note): Likewise.
4991 * diagnostic.h (diagnostic_show_locus): Replace
4992 const diagnostic_info * param with location * and diagnostic_t.
4994 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4996 * input.c (saved_line_table): New global.
4997 (class selftest::temp_line_table): Rename to line_table_test and
4998 move declaration to selftest.h, and drop field m_old_line_table.
4999 (selftest::temp_line_table::temp_line_table): Rename ctor to...
5000 (selftest::line_table_test::line_table_test): ...this. Add a
5001 default ctor. Store current value of line_table within
5003 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
5004 (selftest::line_table_test::~line_table_test): ...this, and
5005 restore line_table from the saved_line_table, rather than
5007 (selftest::test_accessing_ordinary_linemaps): Update for above
5009 (selftest::test_lexer): Likewise.
5010 (struct selftest::lexer_test): Likewise.
5011 (selftest::lexer_test::lexer_test): Likewise.
5012 (selftest::input_c_tests): Move the looping over test cases from
5014 (selftest::for_each_line_table_case): New function.
5015 * input.h (saved_line_table): New decl.
5016 * selftest.h (struct selftest::line_table_case): New forward decl.
5017 (class selftest::line_table_test): New class, moved here from
5018 selftest::temp_line_table in input.c, and renamed.
5019 (selftest::for_each_line_table_case): New decl.
5021 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
5024 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
5026 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
5029 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
5030 enclosing parallel construct for reduction variables on OpenACC loop
5033 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
5035 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
5036 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
5038 (function_to_dwarf_procedure): Update comment.
5040 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5042 * input.c (diagnostics_file_cache_forcibly_evict_file): New
5044 * input.h (diagnostics_file_cache_forcibly_evict_file): New
5046 * selftest.c (selftest::temp_source_file::~temp_source_file):
5047 Evict m_filename from the diagnostic file cache.
5049 2016-08-18 Richard Biener <rguenther@suse.de>
5051 * tree-pass.h (make_pass_materialize_all_clones): Declare.
5052 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
5053 make_pass_materialize_all_clones): New simple IPA pass encapsulating
5054 clone materialization.
5055 * passes.def (all_late_ipa_passes): Start with
5056 pass_materialize_all_clones.
5057 * cgraphunit.c (symbol_table::compile): Remove call to
5058 materialize_all_clones.
5059 * tree-into-ssa.c: Include statistics.h.
5060 (update_ssa): Count number of times we do incremental/rewrite
5063 2016-08-18 Richard Biener <rguenther@suse.de>
5065 PR tree-optimization/77282
5066 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5067 When doing auto-parallelizing also prevent use of PHIs that
5068 carry dependences across loop backedges.
5070 2016-08-18 Tamar Christina <tamar.christina@arm.com>
5071 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5073 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
5075 2016-08-18 Richard Biener <rguenther@suse.de>
5077 * ssa-iterators.h (ssa_vuse_operand): New inline.
5078 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
5079 (predicate_all_scalar_phis): Use remove_phi_node to remove
5080 phi nodes predicated. Delay removing virtual PHIs.
5081 (predicate_mem_writes): Update virtual operands.
5082 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
5083 (tree_if_conversion): Do not rewrite virtual SSA form.
5084 * tree-phinodes.c (release_phi_node): Make static.
5085 * tree-phinodes.h (release_phi_node): Remove.
5087 2016-08-18 Jakub Jelinek <jakub@redhat.com>
5089 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
5090 codes that appear in bdesc_* arrays, instead include i386-builtin.def
5091 twice to define those.
5092 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
5093 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
5094 bdesc_multi_arg): Define by including i386-builtin.def the third time.
5095 * config/i386/i386-builtin.def: New file.
5097 2016-08-17 David Malcolm <dmalcolm@redhat.com>
5099 * input.c (get_source_range_for_char): Rename to...
5100 (selftest::get_source_range_for_char): ...this, and move within
5101 the #if CHECKING_P guard.
5102 (get_num_source_ranges_for_substring): Rename to...
5103 (selftest::get_num_source_ranges_for_substring): ...this, move
5104 within the #if CHECKING_P guard, and make static.
5105 (selftest::assert_num_substring_ranges): Initialize
5108 2016-08-18 Alan Modra <amodra@gmail.com>
5110 PR rtl-optimization/72771
5111 * reload.c (find_reloads): Don't assume that a subreg mem is OK
5112 when find_reloads_toplev returns address_reloaded==-1.
5113 (alternative_allows_const_pool_ref): Update comment.
5115 2015-08-17 Alan Hayward <alan.hayward@arm.com>
5117 PR tree-optimization/71752
5118 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
5119 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
5121 2016-08-17 Jakub Jelinek <jakub@redhat.com>
5123 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
5124 instead of testing ECF_NORETURN bit in gimple_call_flags.
5125 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
5126 * predict.c (tree_bb_level_predictions): Likewise.
5127 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
5130 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
5131 turning a call into __builtin_unreachable-like noreturn call, adjust
5132 gimple_call_set_fntype.
5133 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
5134 gimple_call_fntype has void return type.
5136 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
5138 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
5139 maybe_lookup_decl, to handle nested acc loop directives.
5141 2016-08-17 Richard Biener <rguenther@suse.de>
5143 PR tree-optimization/76490
5144 * tree-vrp.c (update_value_range): Preserve overflow infinities
5145 when intersecting with ranges from get_range_info.
5146 (operand_less_p): Handle overflow infinities correctly.
5147 (value_range_constant_singleton): Use vrp_operand_equal_p
5148 to handle overflow max/min correctly.
5149 (vrp_valueize): Likewise.
5150 (union_ranges): Likewise.
5151 (intersect_ranges): Likewise.
5152 (vrp_visit_phi_node): Improve iteration limitation to only
5153 apply when we'll possibly re-visit the PHI via a changed argument
5156 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5158 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
5159 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
5160 rather than those that should not be built.
5162 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
5165 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
5167 2016-08-17 Richard Biener <rguenther@suse.de>
5169 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
5170 (verify_vssa): New function verifying virtual SSA form.
5171 (verify_ssa): Call it.
5172 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
5173 Do not apply loop-closed SSA handling to virtuals.
5174 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
5175 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
5176 when rewriting their symbol.
5177 (prepare_def_site_for): Likewise.
5178 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
5179 operands of moved stmts.
5181 2016-08-17 Richard Biener <rguenther@suse.de>
5183 PR tree-optimization/23855
5184 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
5185 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
5186 find guards to hoist. Do not update SSA form but rewrite virtuals
5187 into loop closed SSA.
5188 (find_loop_guard): Adjust to skip already hoisted guards. Do
5189 not mark virtuals for renaming or update SSA form.
5191 2016-08-17 Martin Liska <mliska@suse.cz>
5193 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
5194 a LONG_LONG_TYPE_SIZE comparison.
5195 * gcov-io.h: Remove macro definitions.
5196 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
5197 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
5200 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5202 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
5203 that builtins not mentioned in bdesc_* arrays come first, then
5204 the ones mentioned in bdesc_* arrays in the order they appear in
5205 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
5206 IX86_BUILTIN__BDESC_*_LAST enumerator.
5207 (bdesc_mpx): Fix up a comment typo.
5208 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
5209 __builtin_ia32_vpcomneu[bwdq] builtins.
5210 (BDESC_VERIFY, BDESC_VERIFYS): Define.
5211 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
5212 enum ix86_builtins ordering.
5213 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
5214 for direct bdesc_* array member access instead of searching all the
5215 arrays until an fcode match is found.
5217 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
5219 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
5220 pattern as define_insn_and_split. Split insn before reload to
5222 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
5223 <shift_insn><mode>3_1.
5224 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
5225 <rotate_insn><mode>3_1.
5227 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5230 * input.c (get_source_range_for_substring): Rename to...
5231 (get_source_location_for_substring): ...this, adding param
5232 "caret_idx", and converting output param from source_range * to
5234 (get_source_range_for_char): New function.
5235 (get_num_source_ranges_for_substring): Update comment to reflect
5237 (assert_char_at_range): Update to use get_source_range_for_char
5238 rather than get_source_range_for_substring.
5239 (test_lexer_string_locations_concatenation_2): Likewise.
5240 * substring-locations.h (get_source_range_for_substring): Rename
5242 (get_source_location_for_substring): ...this, and adding param
5243 "caret_idx", and converting output param from source_range * to
5246 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5248 * input.c (class selftest::temp_source_file): Move to
5250 (selftest::temp_source_file::temp_source_file): Move to
5252 (selftest::temp_source_file::~temp_source_file): Likewise.
5253 * selftest.c (selftest::temp_source_file::temp_source_file): Move
5255 (selftest::temp_source_file::~temp_source_file): Likewise.
5256 * selftest.h (class selftest::temp_source_file): Move here from
5259 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5262 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
5263 inlining, add cgraph edge for the added __builtin_unreachable call.
5266 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
5267 only cast it to SHWI for the final comparison.
5269 2016-08-16 Martin Liska <mliska@suse.cz>
5271 PR gcov-profile/36412
5272 * doc/gcov.texi: Document --hash-filenames(-x).
5273 * gcov.c (print_usage): Add the option.
5274 (process_args): Process the option, sort options alphabetically.
5275 (md5sum_to_hex): New function.
5276 (make_gcov_file_name): Do the md5sum and append it to a
5279 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5281 PR tree-optimization/69848
5282 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
5283 and swtich operands to avoid additional NOT instruction.
5284 (vcond<v_cmp_mixed><mode>): Ditto.
5285 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5287 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
5289 * doc/install.texi (*-*-solaris2*): Adjust latest change.
5291 2016-08-16 Richard Biener <rguenther@suse.de>
5293 PR tree-optimization/76783
5294 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
5295 BB visited flags at start.
5297 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5299 PR tree-optimization/72817
5300 PR tree-optimization/73450
5301 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
5302 multiple_of_p for adjusted IV.base.
5304 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
5307 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
5308 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
5309 for !flag_finite_math_only or flag_signed_zeros.
5310 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
5311 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
5312 depend on flag_finite_math_only.
5313 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
5315 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
5316 (*ieee_smin<mode>3): Ditto.
5317 (*ieee_smax<mode>3): Ditto.
5318 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
5319 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
5321 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
5322 depend on flag_finite_math_only.
5323 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
5324 (*mmx_<code>v2sf3): Remove.
5325 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
5326 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
5327 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
5329 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
5331 PR rtl-optimization/73650
5332 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
5333 it is not a simple move.
5335 2016-08-15 Martin Liska <mliska@suse.cz>
5338 * gcc.c (do_spec_1): Call save_string with the right size.
5339 (save_string): Do an assert about string we copy.
5341 2016-08-15 Richard Biener <rguenther@suse.de>
5343 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
5344 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
5346 (pass_data_stv): Likewise.
5348 2016-08-15 Richard Biener <rguenther@suse.de>
5350 PR tree-optimization/73434
5351 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
5352 TBAA info on the base when forwarding a non-invariant address.
5354 2016-08-15 Jakub Jelinek <jakub@redhat.com>
5356 * dwarf2out.c (struct checksum_attributes): Add
5357 at_string_length_bit_size and at_string_length_byte_size fields.
5358 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
5359 and DW_AT_string_length_byte_size.
5360 (die_checksum_ordered): Handle at_string_length_bit_size and
5361 at_string_length_byte_size.
5362 (gen_array_type_die): For dwarf_version >= 5 emit
5363 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5364 (adjust_string_types): For dwarf_version >= 5 remove
5365 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5366 (resolve_addr): Likewise.
5369 * dwarf2out.c (string_types): New variable.
5370 (gen_array_type_die): Change early_dwarf handling of
5371 DW_AT_string_length, create DW_OP_call4 referencing the
5372 length var temporarily. Handle parameters that are pointers
5374 (adjust_string_types): New function.
5375 (gen_subprogram_die): Temporarily set string_types to local var,
5376 call adjust_string_types if needed.
5377 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
5379 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
5381 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
5383 * doc/install.texi (*-*-solaris2*): Fix version number and document
5384 requirement on GNU make for building libjava with the Solaris linker.
5386 2016-08-15 Martin Liska <mliska@suse.cz>
5387 Jakub Jelinek <jakub@redhat.com>
5389 PR tree-optimization/72824
5390 * tree-loop-distribution.c (const_with_all_bytes_same)
5391 <case VECTOR_CST>: Fix a typo.
5393 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
5396 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
5397 Renamed from _mm512_undefined_si512.
5398 (_mm_undefined_si512): New definition.
5400 2016-08-13 Richard Biener <rguenther@suse.de>
5402 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
5403 into PHIs and update the lattice for its def.
5405 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5408 * ubsan.c (instrument_si_overflow): Pass true instead of false
5410 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
5411 of bbs. Return TODO_cleanup_cfg if any returned true.
5413 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5415 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
5416 ISA 3.0 MTVSRDD instruction.
5417 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
5420 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
5422 PR tree-optimization/71083
5423 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
5424 bitfield access when possible.
5426 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
5429 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
5430 sign-changing cast from a shorter unsigned type to a wider
5433 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5435 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
5436 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
5437 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
5439 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5441 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
5442 Correct costs for vec_construct.
5444 2016-08-12 Bin Cheng <bin.cheng@arm.com>
5446 PR tree-optimization/69848
5447 * tree-vectorizer.h (enum vect_def_type): New condition reduction
5448 type CONST_COND_REDUCTION.
5449 * tree-vect-loop.c (vectorizable_reduction): Support new condition
5450 reudction type CONST_COND_REDUCTION.
5452 2016-08-12 Richard Biener <rguenther@suse.de>
5454 PR tree-optimization/57326
5455 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
5456 returning an SSA name.
5457 (phi_translate_1): When fully_constant_expression returns a NAME
5458 make sure we have a leader for it.
5460 2016-08-12 Martin Liska <mliska@suse.cz>
5461 Adam Fineman <afineman@afineman.com>
5463 * gcov.c (process_file): Create .gcov file when .gcda
5466 2016-08-12 Marek Polacek <polacek@redhat.com>
5469 * alias.c (find_base_value): Adjust fall through comment.
5470 * cfgexpand.c (expand_debug_expr): Likewise.
5471 * combine.c (find_split_point): Likewise.
5472 (expand_compound_operation): Likewise. Add FALLTHRU.
5473 (make_compound_operation): Adjust fall through comment.
5474 (canon_reg_for_combine): Add FALLTHRU.
5475 (force_to_mode): Adjust fall through comment.
5476 (simplify_shift_const_1): Likewise.
5477 (simplify_comparison): Likewise.
5478 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
5480 * config/aarch64/predicates.md: Likewise.
5481 * config/i386/i386.c (function_arg_advance_32): Likewise.
5482 (ix86_gimplify_va_arg): Likewise.
5483 (print_reg): Likewise.
5484 (ix86_print_operand): Likewise.
5485 (ix86_build_const_vector): Likewise.
5486 (ix86_expand_branch): Likewise.
5487 (ix86_sched_init_global): Adjust fall through comment.
5488 (ix86_expand_args_builtin): Add FALLTHRU.
5489 (ix86_expand_builtin): Likewise.
5490 (ix86_expand_vector_init_one_var): Likewise.
5491 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5492 (rs6000_adjust_cost): Likewise.
5493 (insn_must_be_first_in_group): Likewise.
5494 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
5495 * dbxout.c (dbxout_symbol): Adjust fall through comment.
5496 * df-scan.c (df_uses_record): Likewise.
5497 * dojump.c (do_jump): Add FALLTHRU.
5498 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
5500 (resolve_args_picking_1): Adjust fall through comment.
5501 (loc_list_from_tree_1): Likewise.
5502 * expmed.c (make_tree): Likewise.
5503 * expr.c (expand_expr_real_2): Add FALLTHRU.
5504 (expand_expr_real_1): Likewise. Adjust fall through comment.
5505 * fold-const.c (const_binop): Adjust fall through comment.
5506 (fold_truth_not_expr): Likewise.
5507 (fold_cond_expr_with_comparison): Add FALLTHRU.
5508 (fold_binary_loc): Likewise.
5509 (contains_label_1): Adjust fall through comment.
5510 (multiple_of_p): Likewise.
5511 * gcov-tool.c (process_args): Add FALLTHRU.
5512 * genattrtab.c (check_attr_test): Likewise.
5513 (write_test_expr): Likewise.
5514 * genconfig.c (walk_insn_part): Likewise.
5515 * genpreds.c (validate_exp): Adjust fall through comment.
5516 (needs_variable): Likewise.
5517 * gensupport.c (get_alternatives_number): Add FALLTHRU.
5518 (subst_dup): Likewise.
5519 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
5520 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
5521 (gimplify_scan_omp_clauses): Add FALLTHRU.
5522 (goa_stabilize_expr): Likewise.
5523 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
5525 * hsa-gen.c (get_address_from_value): Likewise.
5526 * ipa-icf.c (sem_function::hash_stmt): Likewise.
5527 * ira.c (ira_setup_alts): Add FALLTHRU.
5528 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
5530 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
5531 * opts.c (common_handle_option): Likewise.
5532 * read-rtl.c (read_rtx_code): Likewise.
5533 * real.c (round_for_format): Likewise.
5534 * recog.c (asm_operand_ok): Likewise.
5535 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
5536 * reload1.c (set_label_offsets): Likewise.
5537 (eliminate_regs_1): Likewise.
5538 (reload_reg_reaches_end_p): Likewise.
5539 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
5540 (rtx_cost): Likewise.
5541 * sched-rgn.c (is_exception_free): Likewise.
5542 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
5543 * stor-layout.c (int_mode_for_mode): Likewise.
5544 * toplev.c (print_to_asm_out_file): Likewise.
5545 (print_to_stderr): Likewise.
5546 * tree-cfg.c (gimple_verify_flow_info): Likewise.
5547 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
5548 (chrec_fold_multiply): Likewise.
5549 (evolution_function_is_invariant_rec_p): Likewise.
5550 (for_each_scev_op): Likewise.
5551 * tree-data-ref.c (siv_subscript_p): Likewise.
5552 (get_references_in_stmt): Likewise.
5553 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
5554 (substitute_in_expr): Likewise.
5555 (type_cache_hasher::equal): Likewise.
5556 (walk_type_fields): Likewise.
5557 * var-tracking.c (adjust_mems): Add FALLTHRU.
5558 (set_dv_changed): Adjust fall through comment.
5559 * varasm.c (default_function_section): Add FALLTHRU.
5561 2016-08-12 Marek Polacek <polacek@redhat.com>
5564 * tree-complex.c (expand_complex_division): Add missing break.
5566 2016-08-12 Richard Biener <rguenther@suse.de>
5568 * passes.c (execute_todo): Do not push/pop TV_TODO.
5569 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
5570 (execute_one_pass): Likewise.
5571 * common.opt (ftime-report-details): New switch.
5572 * doc/invoke.texi (ftime-report-details): Document.
5573 * timevar.h (timer::print_row): Adjust signature.
5574 (timer::all_zero): New static helper.
5575 (timer::child_map_t): New typedef.
5576 (timer::time_var_def): Add children field.
5577 * timevar.c (timer::named_items::print): Adjust.
5578 (timer::~timer): Free timevar recorded children.
5579 (timer::pop_internal): When -ftime-report-details record
5580 time spent in sub-timevars.
5581 (timer::print_row): Adjust.
5582 (timer::print): Print sub-timevar stats, use all_zero.
5583 * timevar.def (TV_TODO): Remove.
5585 2016-08-12 Richard Biener <rguenther@suse.de>
5587 PR tree-optimization/72851
5588 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
5589 worklists to use bitmaps indexed in execution order.
5590 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
5591 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
5592 (cfg_blocks): Make a bitmap.
5593 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
5595 (cfg_blocks_empty_p): Adjust.
5596 (cfg_blocks_add): Likewise.
5597 (cfg_blocks_get): Likewise.
5598 (add_ssa_edge): Likewise.
5599 (add_control_edge): Likewise.
5600 (simulate_stmt): Likewise.
5601 (process_ssa_edge_worklist): Likewise.
5602 (simulate_block): Likewise.
5603 (ssa_prop_init): Compute PRE order and stmt UIDs.
5604 (ssa_prop_fini): Adjust.
5605 (ssa_propagate): Adjust.
5607 2016-08-12 Richard Biener <rguenther@suse.de>
5609 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
5610 the currently executable edges have fixed ranges. Always
5611 go through update_value_range.
5613 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
5617 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
5618 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
5619 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
5620 (LANG_HOOKS_DECLS): Add it.
5621 * langhooks.h (struct lang_hooks_for_decls): Add
5622 function_decl_defaulted. Const_tree-ify
5623 function_decl_explicit_p and function_decl_deleted_p.
5624 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
5625 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
5626 also at strict DWARF v5.
5629 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
5630 TYPE_QUAL_CONST in reference-typed decls.
5633 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
5634 in DW_OP_pieces, just enough to handle pointers to member
5636 (gen_remaining_tmpl_value_param_die_attribute): Use a location
5637 expression on DWARFv5 if a constant value doesn't work.
5639 2016-08-11 David Malcolm <dmalcolm@redhat.com>
5641 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
5642 * selftest.c (selftest::test_assertions): New function.
5643 (selftest::selftest_c_tests): New function.
5644 * selftest.h (selftest::selftest_c_tests): New declaration.
5646 2016-08-11 Richard Biener <rguenther@suse.de>
5647 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5649 PR rtl-optimization/72855
5650 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
5652 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5655 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
5656 (vsx_store_<mode>): Likewise.
5658 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
5660 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
5661 TImode CONST_WIDE_INT store.
5662 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
5664 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
5666 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
5667 mode if unaligned SSE load and store are optimal.
5669 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
5671 PR tree-optimization/71083
5672 * tree-predcom.c (ref_at_iteration): Correctly align the
5675 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5677 * config/s390/s390-builtin-types.def: Add INT128 types.
5678 * config/s390/s390-builtins.def: Add INT128 variants for the add
5679 sub low-level builtins dealing with TImode.
5680 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
5681 via subreg when expanding a builtin.
5682 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
5683 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
5685 * config/s390/vecintrin.h: Adjust builtin names accordingly.
5686 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
5687 ("vec_addc<mode>", "vec_addc_u128"): Merge to
5688 "vacc<bhfgq>_<mode>".
5689 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
5690 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
5691 ("vec_subc<mode>", "vec_subc_u128"): Merge to
5692 "vscbi<bhfgq>_<mode>".
5693 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
5694 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
5696 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5698 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
5700 2016-08-11 Bin Cheng <bin.cheng@arm.com>
5702 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
5704 (vcond<v_cmp_mixed><mode>): Ditto.
5705 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5707 2016-08-11 Bin Cheng <bin.cheng@arm.com>
5709 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
5710 variable explicitly, also assert on it before use.
5712 2016-08-11 Richard Biener <rguenther@suse.de>
5714 PR tree-optimization/72772
5715 * cfgloopmanip.c (create_preheader): Use split_edge if there
5716 is a single loop entry, avoiding degenerate PHIs.
5718 2016-08-11 Richard Biener <rguenther@suse.de>
5720 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
5721 unconditional TODO_cleanup_cfg.
5722 (pass_thread_jumps::execute): Initialize loops, perform a CFG
5723 cleanup only if we threaded a jump.
5725 2016-08-11 Alan Modra <amodra@gmail.com>
5728 * lra-constraints.c (simplify_operand_subreg): Allow subreg
5729 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
5730 slow. Emit two reloads for slow mem case, first loading in
5731 fast innermode, then converting to required mode.
5733 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
5735 * config/rs6000/altivec.h (vec_extract_exp): New macro.
5736 (vec_extract_sig): New macro.
5737 (vec_insert_exp): New macro.
5738 (vec_test_data_class): New macro.
5739 (scalar_extract_exp): New macro.
5740 (scalar_extract_sig): New macro.
5741 (scalar_insert_exp): New macro.
5742 (scalar_test_data_class): New macro.
5743 (scalar_test_neg): New macro.
5744 (scalar_cmp_exp_gt): New macro.
5745 (scalar_cmp_exp_lt): New macro.
5746 (scalar_cmp_exp_eq): New macro.
5747 (scalar_cmp_exp_unordered): New macro.
5748 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
5749 to enforce constraint that operand is a 7-bit unsigned literal.
5750 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
5751 for power9 built-ins.
5752 (BU_P9V_VSX_2): Likewise.
5753 (BU_P9V_64BIT_VSX_2): Likewise.
5754 (VSEEDP): Add scalar extract exponent support.
5755 (VSEESP): Add scalar extract signature support.
5756 (VSTDCNDP): Add scalar test negative support.
5757 (VSTDCNSP): Likewise.
5758 (VSIEDP): Add scalar insert exponent support.
5759 (VSCEDPGT): Add scalar compare exponent greater than support.
5760 (VSCEDPLT): Add scalar compare exponent less than support.
5761 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
5762 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
5763 (VSTDCDP): Add scalar test data class support.
5764 (VSTDCSP): Likewise.
5765 (VSEEDP): Add overload support for scalar extract exponent
5767 (VSESDP): Add overload support for scalar extract signature
5769 (VSTDCN): Add overload support for scalar test negative
5771 (VSTDCNDP): Add overload support for scalar test negative
5773 (VSTDCNSP): Add overload support for scalar test negative
5775 (VSIEDP): Add overload support for scalar insert exponent
5777 (VSTDC): Add overload support for scalar test data class
5779 (VSTDCDP): Add overload support for scalar test data class
5781 (VSTDCSP): Add overload support for scalar test data class
5783 (VSCEDPGT): Add overload support for scalar compare exponent
5784 greater than operation.
5785 (VSCEDPLT): Add overload support for scalar compare exponent
5786 less than operation.
5787 (VSCEDPEQ): Add overload support for scalar compare exponent
5788 test-for-equality operation.
5789 (VSCEDPUO): Add overload support for scalar compare exponent
5790 test-for-unordered operation.
5791 (VEEDP): Add vector extract exponent support.
5793 (VESDP): Add vector extract significand support.
5795 (VIEDP): Add vector insert exponent support.
5797 (VTDCDP): Add vector test data class support.
5799 (VES): Add overload support for vector extract significand operation.
5802 (VEE): Add overload support for vector extract exponent operation.
5805 (VTDC): Add overload support for vector test data class operation.
5808 (VIE): Add overload support for vector insert exponent operation.
5811 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5812 overloaded binary floating point functions.
5813 (altivec_resolve_overloaded_builtin): Improve error messages to
5814 distinguish between functions not supported in the current
5815 compiler configuration and functions that were invoked with an
5816 invalid parameter combination, and include the built-in function
5817 name in both error messages.
5818 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
5820 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
5822 (rs6000_expand_binop_builtin): Add check to enforce that argument
5823 2 of the test data class operations is a 7-bit unsigned literal.
5824 (rs6000_invalid_builtin): Add code to issue an error message if a
5825 built-in function that requires the power9_vector and -m32
5826 command-line options is compiled without these options.
5827 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
5828 (UNSPEC_VSX_SXSIGDP): New value.
5829 (UNSPEC_VSX_SXSIGPDP): New value.
5830 (UNSPEC_VSX_SIEXPDP): New value.
5831 (UNSPEC_VSX_SCMPEXPDP): New value.
5832 (UNSPEC_VSX_STSTDC): New value.
5833 (UNSPEC_VSX_VXEXP): New value.
5834 (UNSPEC_VSX_VXSIG): New value.
5835 (UNSPEC_VSX_VIEXP): New value.
5836 (UNSPEC_VSX_VTSTDC): New value.
5837 (xsxexpdp): New insn for scalar extract exponent.
5838 (xsxsigdp): New insn for scalar extract significand.
5839 (xsiexpdp): New insn for scalar insert exponent.
5840 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
5841 (*xscmpexpdp): New insn for scalar compare exponents.
5842 (xststdc<Fvsx): New expansion for both single- and
5843 double-precision scalar test data class operations.
5844 (xststdcneg<Fvsx>): New expansion for both single- and
5845 double-precision scalar test for negative value operations.
5846 (*xststdc<Fvsx>): New insn for scalar test data class
5848 (xvxexp<VSs>): New insn for single- and double-precision
5849 vector extract exponent operation.
5850 (xvxsig<VSs>): New insn for single- and double-precision
5851 vector extract significand operation.
5852 (xviexp<VSs>): New insn for single- and double-precision
5853 vector insert exponent operation.
5854 (xvtstdc<VSs>): New insn for single- and double-precision
5855 vector test data class operation.
5856 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5857 built-in functions to represent the Power9 binary floating-point
5858 support instructions.
5860 2016-08-10 bin cheng <bin.cheng@arm.com>
5862 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
5864 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5865 Renlin Li <renlin.li@arm.com>
5866 Bin Cheng <bin.cheng@arm.com>
5868 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
5869 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
5870 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
5871 (aarch64_vcond_internal<mode><mode>): Delete pattern.
5872 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
5873 (vcond<v_cmp_result><mode>): Ditto.
5874 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
5875 (vcondu<mode><mode>): Ditto.
5876 (vcond<v_cmp_mixed><mode>): New pattern.
5877 (vcondu<mode><v_cmp_mixed>): New pattern.
5878 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
5879 of aarch64_vcond_internal.
5881 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5882 Renlin Li <renlin.li@arm.com>
5883 Bin Cheng <bin.cheng@arm.com>
5885 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
5886 (vec_cmp<mode><v_cmp_result>): New pattern.
5887 (vec_cmpu<mode><mode>): New pattern.
5888 (vcond_mask_<mode><v_cmp_result>): New pattern.
5890 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5892 PR tree-optimization/71734
5893 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
5894 REF_LOOP, invoke ref_indep_loop_p_1.
5895 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
5896 to ref_indep_loop_p.
5897 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
5898 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
5899 is inside LOOP, do not cache dpendence value for loops with
5901 (ref_indep_loop_p_2): Delete function.
5902 (can_sm_ref_p): Pass LOOP as additional argument to
5905 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5908 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
5909 being an offsettable address.
5911 2016-08-10 Martin Liska <mliska@suse.cz>
5913 PR gcov-profile/58306
5914 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
5915 atomic variants of profile update functions.
5917 2016-08-10 Martin Liska <mliska@suse.cz>
5919 Cherry picked (and modified) from google-4_7 branch
5920 2012-12-26 Rong Xu <xur@google.com>
5921 * common.opt (fprofile-update): Add new flag.
5922 * coretypes.h: Define enum profile_update.
5923 * doc/invoke.texi: Document -fprofile-update.
5924 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
5925 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
5926 * tree-profile.c (gimple_init_edge_profiler): Generate
5927 also atomic profiler update.
5928 (gimple_gen_edge_profiler): Likewise.
5930 2016-08-10 David Malcolm <dmalcolm@redhat.com>
5932 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
5933 stack_usage_file to NULL after fclose calls.
5935 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5938 * reload.c (push_reload): Compute subreg_in_class for
5939 subregs of constants and plus expressions. Remove special
5940 handling of SYMBOL_REFs.
5942 2016-08-10 Alan Modra <amodra@gmail.com>
5945 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
5946 SImode for TARGET_E500_DOUBLE when given SImode.
5948 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
5950 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
5951 unused variable __O.
5953 2016-08-09 Martin Liska <mliska@suse.cz>
5955 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
5956 _gcov_reset to __gcov_reset.
5957 * doc/gcov-tool.texi: Fix typo.
5959 2016-08-09 Martin Liska <mliska@suse.cz>
5961 * value-prof.c (gimple_divmod_values_to_profile): Do not
5962 instrument MOD histogram if a value is not a SSA name.
5964 2016-08-09 Martin Liska <mliska@suse.cz>
5966 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
5969 2016-08-09 Renlin Li <renlin.li@arm.com>
5972 * calls.c (prepare_call_address): Convert funexp to Pmode when
5974 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
5975 (sibcall_value): Likewise.
5977 2016-08-09 Marek Polacek <polacek@redhat.com>
5980 * cselib.c (cselib_expand_value_rtx_1): Add return.
5981 * gengtype.c (dbgprint_count_type_at): Likewise.
5982 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
5983 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
5985 2016-08-09 Martin Jambor <mjambor@suse.cz>
5988 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
5989 if instance is a MEM_REF.
5991 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
5994 * config/i386/i386.md (*movtf_internal): Use
5995 lra_in_progress || reload_completed instead of !can_create_pseudo_p
5996 in the insn constraint.
5997 (*movxf_internal): Ditto.
5998 (*movdf_internal): Ditto.
5999 (*movsf_internal): Ditto.
6001 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6003 PR tree-optimization/72772
6004 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6007 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6009 PR tree-optimization/72772
6010 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
6012 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
6013 parameter STOP and update calls. Move expand_simple_operations
6014 function call from here...
6015 (simplify_using_initial_conditions): ...to here. Delete parameter
6017 (tree_simplify_using_condition): Delete parameter STOP.
6018 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
6019 simplify_using_initial_conditions.
6021 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
6024 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
6025 Use create_tmp_var_raw instead of create_tmp_var.
6027 2016-08-09 Richard Biener <rguenther@suse.de>
6029 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
6030 Treat same SSA names related.
6032 2016-08-09 Jakub Jelinek <jakub@redhat.com>
6034 PR tree-optimization/72824
6035 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
6036 real_zerop is not negative.
6038 2016-08-09 Richard Biener <rguenther@suse.de>
6040 PR tree-optimization/71802
6041 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
6042 all merge opportunities with the predecessor.
6044 2016-08-09 Richard Biener <rguenther@suse.de>
6047 * ipa-prop.c (ipa_modify_formal_parameters): Build
6048 parameter types with natural alignment also for the
6051 2016-08-08 Andi Kleen <ak@linux.intel.com>
6053 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
6055 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6058 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
6059 do-nothing langhook.
6060 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
6061 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
6062 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
6063 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
6065 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6068 * input.c: Ensure that HAVE_ICONV is defined.
6070 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6073 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
6074 private vars for lastprivate and for linear iterator.
6077 * omp-simd-clone.c: Include varasm.h.
6078 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
6079 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
6080 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
6081 update function name.
6083 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6085 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
6086 (avr_diagnose_devicespecs_error): Remove.
6087 (avr_devicespecs_file): Remove composing absolute path for specfile
6088 and its verbose info. Remove conditions to check specs-file,
6090 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6092 PR rtl-optimization/72821
6093 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
6094 just return false for them.
6096 2016-08-08 Alan Modra <amodra@gmail.com>
6099 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
6100 toc refs created during reload. Update function comment.
6102 2016-08-08 Alan Modra <amodra@gmail.com>
6105 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
6106 alternatives. Put loads first, then stores, and reg/reg moves
6107 within same class later. Delete attr length.
6109 2016-08-08 Alan Modra <amodra@gmail.com>
6112 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
6113 (mem_operand_ds_form): New predicate.
6114 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
6115 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
6116 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
6117 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
6118 (extendsfdf2_fpr): Replace o constraint with wY.
6120 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
6122 * tree-ssa-threadbackward.c: Include tree-inline.h
6123 (profitable_jump_thread_path): Use estimate_num_insns to estimate
6124 size of copied block; for cold paths reduce duplication.
6125 (find_jump_threads_backwards): Remove redundant tests.
6126 (pass_thread_jumps::gate): Enable for -Os.
6128 2016-08-07 Jakub Jelinek <jakub@redhat.com>
6131 * stor-layout.c (layout_decl): Fix up formatting.
6132 (relayout_decl): Allow DECL to be FIELD_DECL.
6134 2016-08-07 Alan Modra <amodra@gmail.com>
6136 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
6138 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
6140 * data-streamer-in.c (streamer_read_wide_int): New.
6141 (streamer_read_widest_int): Renamed function.
6142 * data-streamer-out.c (streamer_write_wide_int): New
6143 (streamer_write_widest_int): Renamed function.
6144 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
6146 (input_cfg): Call renamed function.
6147 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
6149 (output_cfg): Call renamed function.
6150 * data-streamer.h: Add declarations.
6152 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6154 * tree-ssa-ccp.c (extend_mask): New param sgn.
6155 Remove ORing with wi::mask.
6156 (get_default_value): Adjust call to extend_mask to pass sign.
6157 (evaluate_stmt): Likewise.
6159 2016-08-06 Jakub Jelinek <jakub@redhat.com>
6161 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
6164 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6166 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
6167 transform if operand's type is pointer to function or method.
6169 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6171 PR tree-optimization/18046
6172 * tree-ssa-threadedge.c: Include cfganal.h.
6173 (simplify_control_statement_condition): If simplifying a
6174 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
6175 with the dominating ASSERT_EXPR before handing it off to VRP.
6176 Mention that a CASE_LABEL_EXPR may be returned.
6177 (thread_around_empty_blocks): Adjust to handle
6178 simplify_control_statement_condition() returning a
6180 (thread_through_normal_block): Likewise.
6181 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
6182 a switch statement by trying to determine which case label
6185 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
6187 PR rtl-optimization/69847
6188 * lra-constraints.c (process_invariant_for_inheritance): Save
6189 pattern instead of src.
6190 (remove_inheritance_pseudos): Use the pattern. Add assert.
6192 2016-08-05 David Malcolm <dmalcolm@redhat.com>
6194 * input.c (string_concat::string_concat): New constructor.
6195 (string_concat_db::string_concat_db): New constructor.
6196 (string_concat_db::record_string_concatenation): New method.
6197 (string_concat_db::get_string_concatenation): New method.
6198 (string_concat_db::get_key_loc): New method.
6199 (class auto_cpp_string_vec): New class.
6200 (get_substring_ranges_for_loc): New function.
6201 (get_source_range_for_substring): New function.
6202 (get_num_source_ranges_for_substring): New function.
6203 (class selftest::lexer_test_options): New class.
6204 (struct selftest::lexer_test): New struct.
6205 (class selftest::ebcdic_execution_charset): New class.
6206 (selftest::ebcdic_execution_charset::s_singleton): New variable.
6207 (selftest::lexer_test::lexer_test): New constructor.
6208 (selftest::lexer_test::~lexer_test): New destructor.
6209 (selftest::lexer_test::get_token): New method.
6210 (selftest::assert_char_at_range): New function.
6211 (ASSERT_CHAR_AT_RANGE): New macro.
6212 (selftest::assert_num_substring_ranges): New function.
6213 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
6214 (selftest::assert_has_no_substring_ranges): New function.
6215 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
6216 (selftest::test_lexer_string_locations_simple): New function.
6217 (selftest::test_lexer_string_locations_ebcdic): New function.
6218 (selftest::test_lexer_string_locations_hex): New function.
6219 (selftest::test_lexer_string_locations_oct): New function.
6220 (selftest::test_lexer_string_locations_letter_escape_1): New function.
6221 (selftest::test_lexer_string_locations_letter_escape_2): New function.
6222 (selftest::test_lexer_string_locations_ucn4): New function.
6223 (selftest::test_lexer_string_locations_ucn8): New function.
6224 (selftest::uint32_from_big_endian): New function.
6225 (selftest::test_lexer_string_locations_wide_string): New function.
6226 (selftest::uint16_from_big_endian): New function.
6227 (selftest::test_lexer_string_locations_string16): New function.
6228 (selftest::test_lexer_string_locations_string32): New function.
6229 (selftest::test_lexer_string_locations_u8): New function.
6230 (selftest::test_lexer_string_locations_utf8_source): New function.
6231 (selftest::test_lexer_string_locations_concatenation_1): New
6233 (selftest::test_lexer_string_locations_concatenation_2): New
6235 (selftest::test_lexer_string_locations_concatenation_3): New
6237 (selftest::test_lexer_string_locations_macro): New function.
6238 (selftest::test_lexer_string_locations_stringified_macro_argument):
6240 (selftest::test_lexer_string_locations_non_string): New function.
6241 (selftest::test_lexer_string_locations_long_line): New function.
6242 (selftest::test_lexer_char_constants): New function.
6243 (selftest::input_c_tests): Call the new test functions once per
6244 case within the line_table test matrix.
6245 * input.h (struct string_concat): New struct.
6246 (struct location_hash): New struct.
6247 (class string_concat_db): New class.
6248 * substring-locations.h: New header.
6250 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6252 PR tree-optimization/72810
6253 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
6254 the type of the case labels when truncating.
6256 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
6259 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
6260 (aarch64_fp16_ptr_type_node): Likewise.
6261 * config/aarch64/aarch64-simd-builtins.c
6262 (aarch64_fp16_ptr_type_node): Define.
6263 (aarch64_init_fp16_types): New, refactored out of...
6264 (aarch64_init_builtins): ...here, update to call
6265 aarch64_init_fp16_types.
6266 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
6268 (aapcs_vfp_sub_candidate): Likewise.
6270 2016-08-05 Martin Liska <mliska@suse.cz>
6271 Joshua Cranmer <Pidgeot18@gmail.com>
6273 * gcov.c (line_t::has_block): New function.
6274 (enum loop_type): New enum.
6275 (handle_cycle): New function.
6276 (unblock): Likewise.
6277 (circuit): Likewise.
6278 (get_cycles_count): Likewise.
6279 (accumulate_line_counts): Use new loop detection algorithm.
6281 2016-08-05 Martin Liska <mliska@suse.cz>
6283 * gcov.c (output_intermediate_file): Rename
6284 function_info::line_next to next_file_fn.
6285 (process_file): Likewise.
6286 (read_graph_file): Likewise.
6287 (accumulate_line_counts): Likewise.
6288 (output_lines): Likewise.
6290 2016-08-05 Richard Biener <rguenther@suse.de>
6292 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
6293 restriction on threading to a loop header.
6295 2016-08-05 Richard Biener <rguenther@suse.de>
6297 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
6298 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
6299 adjust loop info accordingly.
6301 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
6303 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
6304 before folding call to __builtin_constant_p with parameters to false.
6306 2016-08-05 Alan Modra <amodra@gmail.com>
6308 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
6309 code accidentally committed 2016-05-02 providing class when given
6312 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6314 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
6315 the case label ranges that partially overlap with OP's value
6318 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
6321 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
6322 Cast builtin function result to __mmask16 instead of __mmask8.
6323 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6324 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
6325 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6327 2016-08-04 David Malcolm <dmalcolm@redhat.com>
6329 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
6330 (ASSERT_TRUE_AT): New macro.
6331 (ASSERT_FALSE): Reimplement in terms of...
6332 (ASSERT_FALSE_AT): New macro.
6333 (ASSERT_STREQ_AT): Fix typo in comment.
6335 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6337 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
6338 labels are exhaustive, designate the label with the widest
6339 range to be the default label.
6341 2016-08-04 Andrew Pinski <apinski@cavium.com>
6343 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
6344 (thunderx_tunings): Use thunderx_vector_cost instead of
6345 generic_vector_cost.
6347 2016-08-04 Martin Liska <mliska@suse.cz>
6349 * gcov.c (main): Fix GNU coding style.
6350 (output_intermediate_file): Likewise.
6351 (process_file): Likewise.
6352 (generate_results): Likewise.
6353 (release_structures): Likewise.
6354 (create_file_names): Likewise.
6355 (find_source): Likewise.
6356 (read_graph_file): Likewise.
6357 (find_exception_blocks): Likewise.
6358 (canonicalize_name): Likewise.
6359 (make_gcov_file_name): Likewise.
6360 (mangle_name): Likewise.
6361 (accumulate_line_counts): Likewise.
6362 (output_branch_count): Likewise.
6363 (read_line): Likewise.
6365 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
6367 PR rtl-optimization/71779
6368 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
6369 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
6370 or if it was truncated.
6372 PR rtl-optimization/70903
6373 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
6375 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6377 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
6378 accessing SSA_NAME_PTR_INFO.
6380 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6383 * common/config/avr/avr-common.c (avr_option_optimization_table)
6384 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
6386 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6389 * config/avr/avr.md: New pattern to work around do_store_flag
6390 generating shift instructions for bit extractions.
6392 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6394 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
6396 (add_equivalence): Likewise.
6397 (get_value_range): Allocate value range with vrp_value_range_pool.
6398 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
6399 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
6401 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
6403 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
6404 the default for the rs6000 port.
6406 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6409 * calls.c (special_function_p): Remove special handling of
6410 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
6411 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
6412 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
6414 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
6417 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
6418 Don't stop on regular insns.
6420 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
6422 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
6423 size to DImode boundary.
6424 (nvptx_propagate): Likewise.
6426 2016-08-03 Alan Modra <amodra@gmail.com>
6428 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
6429 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
6430 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
6431 from -mefficient-unaligned-vector. Note that this affects fp too.
6433 2016-08-03 Alan Modra <amodra@gmail.com>
6435 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
6438 2016-08-03 Alan Modra <amodra@gmail.com>
6440 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
6441 to a reg. Localize vars.
6443 2016-08-03 Alan Modra <amodra@gmail.com>
6445 * config/rs6000/rs6000.opt: Remove negatives from help strings
6448 2016-08-03 Alan Modra <amodra@gmail.com>
6450 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
6451 Delete duplicated code.
6453 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6456 * lra-spills.c (regno_in_use_p): New.
6457 (lra_final_code_change): Use it.
6459 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6461 PR rtl-optimization/69847
6462 * lra-int.h (struct lra-reg): Use restore_rtx instead of
6464 (lra_rtx_hash): New.
6465 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
6467 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
6468 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
6469 * lra-spills.c (lra_final_code_change): Don't delete insn when the
6470 next insn is USE with the same reg as the current insn source.
6471 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
6473 (lra_constraints_init): Call initiate_invariants.
6474 (lra_constraints_finish): Call finish_invariants.
6475 (struct invariant, invariant_t, invariant_ptr_t): New.
6476 (const_invariant_ptr_t, invariants, invariants_pool): New.
6477 (invariant_table, invariant_hash, invariant_eq_p): New.
6478 (insert_invariant, initiate_invariants, finish_invariants): New.
6479 (clear_invariants, invalid_invariant_regs): New.
6480 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
6481 instead of restore_regno.
6482 (invariant_p, process_invariant_for_inheritance): New.
6483 (inherit_in_ebb): Implement invariant inheritance.
6484 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
6485 (remove_inheritance_pseudos): Implement undoing invariant
6487 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
6488 instead of restore_regno.
6489 * lra-assigns.c (regno_live_length): New.
6490 (reload_pseudo_compare_func): Use regno_live_length.
6491 (assign_by_spills): Use restore_rtx instead of restore_regno.
6492 (lra_assign): Ditto. Initiate regno_live_length.
6494 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
6496 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
6497 __builtin_aarch64_fmindf.
6499 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6501 PR tree-optimization/34114
6502 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
6503 information for more control IVs.
6505 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6507 PR tree-optimization/34114
6508 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
6509 PLUS_EXPR case. Handle SSA_NAME case.
6511 2016-08-02 Tamar Christina <tamar.christina@arm.com>
6513 * config/aarch64/aarch64-simd-builtins.def
6514 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
6515 (__builtin_aarch64_fmaxdf): Likewise.
6516 (__builtin_aarch64_smin_nandf): Likewise.
6517 (__builtin_aarch64_smax_nandf): Likewise.
6518 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
6519 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
6520 (<fmaxmin><mode>3): ...this.
6521 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
6522 (vminnm_f64): Likewise.
6523 (vmin_f64): Likewise.
6524 (vmax_f64): Likewise.
6525 * config/aarch64/iterators.md (FMAXMIN): Merge with...
6526 (FMAXMIN_UNS): ...this.
6527 (fmaxmin): Merged with
6528 (fmaxmin_op): ...this...
6529 (maxmin_uns_op): ...in to this.
6531 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6533 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6534 Add support for vec_extract on vector float, vector int, vector
6535 short, and vector char vector types.
6536 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
6537 vector float, vector int, vector short, and vector char
6538 optimizations on 64-bit ISA 2.07 systems for both constant and
6539 variable element numbers.
6540 (rs6000_split_vec_extract_var): Likewise.
6541 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
6542 Altivec registers on ISA 2.07 and above.
6543 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
6544 which never was matched due to the split occuring before register
6545 allocation (and the code would not have worked on little endian
6546 systems if it did match). Allow extracts to go to the Altivec
6547 registers if ISA 2.07 (power8). Change from using "" around the
6548 C++ code to using {}'s.
6549 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
6550 vec_extracts when the vector is in memory.
6551 (vsx_extract_v4sf_var): New insn to optimize vector float
6552 vec_extracts when the element number is variable on 64-bit ISA
6554 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
6555 for 64-bit ISA 2.07 as well as ISA 3.0.
6556 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
6557 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
6558 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
6559 optimize vector int, vector short, and vector char vec_extracts
6560 when the vector is in memory.
6561 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
6562 optimize vector int, vector short, and vector char vec_extracts
6563 when the element number is variable.
6565 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6568 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
6569 does not overlap with other symbol flags.
6571 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
6573 * config/aarch64/aarch64.h (aarch64_frame):
6574 Remove padding0 and hardfp_offset. Add locals_offset,
6575 initial_adjust, callee_adjust, callee_offset and final_adjust.
6576 * config/aarch64/aarch64.c (aarch64_layout_frame):
6577 Remove unused padding0 and hardfp_offset initializations.
6578 Choose frame layout and set frame variables accordingly.
6579 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
6580 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
6581 (aarch64_pop_regs): Likewise.
6582 (aarch64_expand_prologue): Remove all decision code, just emit
6583 prolog according to frame variables.
6584 (aarch64_expand_epilogue): Remove all decision code, just emit
6585 epilog according to frame variables.
6586 (aarch64_initial_elimination_offset): Use offset to local/arg area.
6588 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
6591 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
6592 fix_debug_reg_uses after changing source register mode to
6593 V1TImode if source register is undefined.
6595 2015-08-01 Alan Hayward <alan.hayward@arm.com>
6597 PR tree-optimization/71818
6598 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
6599 with non invariant evolutions
6601 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6604 * config/avr/avr.md (length) [branch]: Correct insn length
6605 attribute for forward branches.
6607 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6609 * doc/extend.texi (AVR Built-in Functions): Document
6611 * config/avr/builtins.def (NOPS): New.
6612 * config/avr/avr.c (avr_expand_nops): New static function.
6613 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
6615 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6617 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
6618 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
6621 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
6623 * config/aarch64/aarch64.c (vulcan_tunings): Update
6624 vulcan L1 cache_line_size.
6626 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6628 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
6629 function that takes a vector memory address, a hard register, an
6630 element number and a temporary base register, and recreates an
6631 address that points to the appropriate element within the vector.
6632 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
6633 (rs6000_split_vec_extract_var): Add support for the target of a
6634 vec_extract with variable element number being a scalar memory
6636 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
6638 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
6639 vsx_extract_<mode>_load insn with a new insn that optimizes
6640 storing either element to a memory location, using scratch
6641 registers to pick apart the vector and reconstruct the address.
6642 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
6643 (vsx_extract_<mode>_store): Rework alternatives to more correctly
6644 support Altivec registers. Add support for ISA 3.0 Altivec d-form
6646 (vsx_extract_<mode>_var): Add support for extracting a variable
6647 element number from memory.
6649 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
6651 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
6652 when testing for compares against constants of the form 0xabab.
6654 2016-07-29 Bin Cheng <bin.cheng@arm.com>
6656 PR tree-optimization/57558
6657 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
6659 (vect_loop_versioning): Support versioning with niter assumptions.
6660 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
6661 (vect_get_loop_niters): New parameter. Reimplement to support
6662 assumptions in loop niter info.
6663 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
6664 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
6665 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
6666 Support loop versioning for niters.
6667 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
6668 (vect_free_loop_info_assumptions): New function.
6669 (vectorize_loops): Free loop niter info for loops with flag
6670 LOOP_F_ASSUMPTIONS set if vectorization failed.
6671 * tree-vectorizer.h (struct _loop_vec_info): New field
6672 num_iters_assumptions.
6673 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
6674 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
6675 (LOOP_REQUIRES_VERSIONING): New macro.
6676 (vect_free_loop_info_assumptions): New decl.
6678 2016-07-29 Bin Cheng <bin.cheng@arm.com>
6680 * cfgloop.h (struct loop): New field constraints.
6681 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
6682 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
6684 * cfgloop.c (alloc_loop): Initialize new field.
6685 * cfgloopmanip.c (copy_loop_info): Copy constraints.
6686 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
6687 Adjust niter analysis wrto loop constraints.
6688 * doc/loop.texi (@node Number of iterations): Add description for loop
6691 2016-07-29 Marek Polacek <polacek@redhat.com>
6694 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
6695 (ix86_expand_round_builtin): Likewise.
6697 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
6698 Georg-Johann Lay <avr@gjlay.de>
6700 PR rtl-optimization/71976
6701 * combine.c (get_last_value): Return 0 if the argument for which
6702 the function is called has a wider mode than the recorded value.
6704 2016-07-29 Marek Polacek <polacek@redhat.com>
6707 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
6708 (altivec_expand_st_builtin): Likewise.
6710 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
6712 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
6713 introduced in r238381.
6715 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
6718 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
6719 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
6721 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
6723 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
6725 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6726 Add support for vec_extract of vector double or vector long having
6727 a variable element number on 64-bit ISA 2.07 systems or newer.
6728 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
6730 (rs6000_split_vec_extract_var): New function to split a
6731 vec_extract built-in function with variable element number.
6732 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
6734 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
6735 (UNSPEC_VSX_EXTRACT): Likewise.
6736 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
6737 direct move instructions to be generated on 64-bit ISA 2.07
6738 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
6740 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
6741 arguments for vec_extract variable element.
6742 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
6743 vec_extract with variable element on V2DFmode and V2DImode
6745 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
6746 -mupper-regs-df requirement, since it isn't needed.
6747 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
6748 do direct moves on 64-bit systems, which allows optimization of
6749 vec_extract on 64-bit ISA 2.07 systems and newer.
6751 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
6752 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
6754 * config/aarch64/aarch64.md
6755 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
6757 (<optab>qihi2_aarch64): Likewise, and split into two.
6758 (extendqihi2_aarch64): New.
6759 (zero_extendqihi2_aarch64): New.
6760 * config/aarch64/iterators.md (ldrxt): Remove.
6761 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
6764 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
6766 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
6768 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
6770 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
6771 (aarch64_push_reg): New function to push 1 or 2 registers.
6772 (aarch64_pop_reg): New function to pop 1 or 2 registers.
6773 (aarch64_expand_prologue): Use aarch64_push_regs.
6774 (aarch64_expand_epilogue): Use aarch64_pop_regs.
6776 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
6778 PR tree-optimization/71734
6779 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
6780 attribute instead of REF_LOOP and use it.
6781 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
6782 set it for Loops having non-zero safelen attribute.
6783 (ref_indep_loop_p): Pass zero as initial value for safelen.
6785 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
6789 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
6790 call using chkp_gimple_call_builtin_p.
6791 (chkp_copy_bounds_for_assign): Likewise.
6793 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6795 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
6796 * config/arm/arm-protos.h (struct tune_params): Likewise.
6797 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
6798 (cortex_a9_sched_adjust_cost): Likewise.
6799 (fa726te_sched_adjust_cost): Likewise.
6800 (arm_adjust_cost): Likewise.
6801 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
6802 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
6803 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
6804 * config/i386/i386.c (ix86_adjust_cost): Likewise.
6805 * config/ia64/ia64.c: Likewise.
6806 * config/m68k/m68k.c: Likewise.
6807 * config/mep/mep.c (mep_adjust_cost): Likewise.
6808 * config/microblaze/microblaze.c (microblaze_adjust_cost):
6810 * config/mips/mips.c (mips_adjust_cost): Likewise.
6811 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
6813 * config/pa/pa.c (pa_adjust_cost): Likewise.
6814 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
6815 (rs6000_debug_adjust_cost): Likewise.
6816 * config/sh/sh.c (sh_adjust_cost): Likewise.
6817 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
6818 (hypersparc_adjust_cost): Likewise.
6819 (sparc_adjust_cost): Likewise.
6820 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
6821 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
6822 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
6824 * config/visium/visium.c (visium_adjust_cost): Likewise.
6825 * doc/tm.texi: Regenerate.
6826 * haifa-sched.c (dep_cost_1): Adjust.
6827 * target.def: Merge adjust_cost and adjust_cost_2.
6829 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6831 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
6833 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6835 * store-motion.c (struct st_expr): Make pattern_regs a vector.
6836 (extract_mentioned_regs): Append to a vector instead of
6837 returning a rtx_expr_list.
6838 (st_expr_entry): Adjust.
6839 (free_st_expr_entry): Likewise.
6840 (store_ops_ok): Likewise.
6841 (store_killed_in_insn): Likewise.
6842 (find_moveable_store): Likewise.
6844 2016-07-28 Martin Liska <mliska@suse.cz>
6846 PR gcov-profile/68025
6847 * tree-profile.c (tree_profiling): Respect
6848 no_profile_instrument_function attribute.
6849 * doc/extend.texi: Document no_profile_instrument_function
6852 2016-07-28 Martin Liska <mliska@suse.cz>
6854 PR rtl-optimization/70944
6855 * combine.c (make_compound_operation):
6856 Do not allow make_compound_operation for vector mode
6858 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
6861 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
6862 before calling get_ops.
6864 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6866 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
6867 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
6868 (BITS_PER_UNIT_LOG): Remove.
6869 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
6870 * expr.c (expand_assignment): Likewise.
6871 * stor-layout.c (initialize_sizetypes): Likewise.
6873 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6875 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
6876 signature of rs6000_expand_vector_extract so that the element
6877 number is a RTX instead of a constant integer.
6878 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
6880 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
6881 (altivec_expand_vec_ext_builtin): Likewise.
6882 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
6883 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
6884 MFVSRLD instruction.
6886 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6888 * input.c (get_pure_location): Move here from tree.c.
6889 (make_location): Likewise. Add header comment.
6890 (selftest::test_accessing_ordinary_linemaps): Verify
6891 pure_location_p, make_location, get_location_from_adhoc_loc and
6893 * input.h (get_pure_location): Move declaration here from tree.h.
6894 (get_finish): Likewise for inline function.
6895 (make_location): Likewise for declaration.
6896 * tree.c (get_pure_location): Move to input.c.
6897 (make_location): Likewise.
6898 * tree.h (get_pure_location): Move declaration to tree.h.
6899 (get_finish): Likewise for inline function.
6900 (make_location): Likewise for declaration.
6902 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6905 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
6907 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6909 * system.h (STATIC_ASSERT): Use static_assert if building
6912 2016-07-27 Richard Biener <rguenther@suse.de>
6914 PR tree-optimization/72517
6915 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
6916 Revert change to not compute read-read dependences.
6918 2016-07-27 Richard Biener <rguenther@suse.de>
6920 * predict.c (set_even_probabilities): Make nedges unsigned.
6922 2016-07-27 Martin Liska <mliska@suse.cz>
6924 * predict.c (set_even_probabilities): Handle unlikely edges.
6925 (combine_predictions_for_bb): Likewise.
6927 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6930 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
6931 __float128 support when we don't have hardware support, so that
6932 the IEEE built-in functions like isgreater, first call __unordkf3
6933 to make sure neither operand is a NaN, and if both operands are
6934 ordered, do the normal comparison.
6936 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6938 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
6940 (extract_code_and_val_from_cond_with_ops): Verify that name is
6941 either cond_op0 or cond_op1.
6943 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6945 PR tree-optimization/18046
6946 * genmodes.c (emit_mode_size_inline): Emit an assert that
6947 verifies that mode is a valid array index.
6948 (emit_mode_nuinits_inline): Likewise.
6949 (emit_mode_inner_inline): Likewise.
6950 (emit_mode_unit_size_inline): Likewise.
6951 (emit_mode_unit_precision_inline): Likewise.
6952 * tree-vrp.c: Include params.h.
6953 (find_switch_asserts): Register edge assertions for the default
6954 label which correspond to the anti-ranges of each case label.
6955 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
6956 * doc/invoke.texi: Document it.
6958 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6960 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
6961 and unnecessary call to gimple_bb.
6963 2016-07-26 Richard Biener <rguenther@suse.de>
6965 PR rtl-optimization/71984
6966 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
6969 2016-07-26 Richard Biener <rguenther@suse.de>
6972 * expmed.c (extract_bit_field_1): Constrain the vector mode
6973 with element size matching the extraction mode size when
6974 choosing a better vector mode to do the extraction from.
6976 2016-07-26 Richard Biener <rguenther@suse.de>
6977 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6980 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
6983 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6985 * tree-ssa-structalias.c (struct scc_info): Change types of
6986 members to auto_sbitmap and auto_vec.
6987 (scc_info::scc_info): New constructor.
6988 (scc_info::~scc_info): New destructor.
6989 (init_scc_info): Remove.
6990 (free_scc_info): Remove.
6991 (find_indirect_cycles): Adjust.
6992 (perform_var_substitution): Likewise.
6993 (free_var_substitution_info): Likewise.
6995 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6997 * tree-outof-ssa.c (struct elim_graph): Change type of members
6998 to auto_vec and auto_sbitmap.
6999 (elim_graph::elim_graph): New constructor.
7000 (delete_elim_graph): Remove.
7001 (expand_phi_nodes): Adjust.
7003 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7005 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
7006 (new_elim_graph): Adjust.
7007 (clear_elim_graph): Likewise.
7008 (delete_elim_graph): Likewise.
7009 (elim_graph_size): Likewise.
7010 (elim_graph_add_node): Likewise.
7011 (elim_graph_add_edge): Likewise.
7012 (elim_graph_remove_succ_edge): Likewise.
7013 (eliminate_name): Likewise.
7014 (eliminate_build): Likewise.
7015 (elim_forward): Likewise.
7016 (elim_unvisited_predecessor): Likewise.
7017 (elim_backward): Likewise.
7018 (elim_create): Likewise.
7019 (eliminate_phi): Likewise.
7020 (expand_phi_nodes): Likewise.
7022 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7024 * bt-load.c (compute_out): Use auto_sbitmap class.
7025 (link_btr_uses): Likewise.
7026 * cfganal.c (mark_dfs_back_edges): Likewise.
7027 (post_order_compute): Likewise.
7028 (inverted_post_order_compute): Likewise.
7029 (pre_and_rev_post_order_compute_fn): Likewise.
7030 (single_pred_before_succ_order): Likewise.
7031 * cfgexpand.c (pass_expand::execute): Likewise.
7032 * cfgloop.c (verify_loop_structure): Likewise.
7033 * cfgloopmanip.c (fix_bb_placements): Likewise.
7034 (remove_path): Likewise.
7035 (update_dominators_in_loop): Likewise.
7036 * cfgrtl.c (break_superblocks): Likewise.
7037 * ddg.c (check_sccs): Likewise.
7038 (create_ddg_all_sccs): Likewise.
7039 * df-core.c (df_worklist_dataflow): Likewise.
7040 * dse.c (dse_step3): Likewise.
7041 * except.c (eh_region_outermost): Likewise.
7042 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7043 * gcse.c (prune_expressions): Likewise.
7044 (prune_insertions_deletions): Likewise.
7045 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
7046 * graph.c (draw_cfg_nodes_no_loops): Likewise.
7047 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
7048 * lcm.c (compute_earliest): Likewise.
7049 (compute_farthest): Likewise.
7050 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
7051 (unroll_loop_runtime_iterations): Likewise.
7052 (unroll_loop_stupid): Likewise.
7053 * lower-subreg.c (decompose_multiword_subregs): Likewise.
7054 * lra-lives.c: Likewise.
7055 * lra.c (lra): Likewise.
7056 * modulo-sched.c (schedule_reg_moves): Likewise.
7057 (optimize_sc): Likewise.
7058 (get_sched_window): Likewise.
7059 (sms_schedule_by_order): Likewise.
7060 (check_nodes_order): Likewise.
7061 (order_nodes_of_sccs): Likewise.
7062 (order_nodes_in_scc): Likewise.
7063 * recog.c (split_all_insns): Likewise.
7064 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
7065 * reload1.c (reload): Likewise.
7066 * sched-rgn.c (haifa_find_rgns): Likewise.
7067 (split_edges): Likewise.
7068 (compute_trg_info): Likewise.
7069 * sel-sched.c (init_seqno): Likewise.
7070 * store-motion.c (remove_reachable_equiv_notes): Likewise.
7071 * tree-into-ssa.c (update_ssa): Likewise.
7072 * tree-ssa-live.c (live_worklist): Likewise.
7073 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
7074 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7076 (try_peel_loop): Likewise.
7077 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7079 * tree-ssa-pre.c (compute_antic): Likewise.
7080 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
7081 * tree-stdarg.c (reachable_at_most_once): Likewise.
7082 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
7083 * var-tracking.c (vt_find_locations): Likewise.
7085 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7087 * sbitmap.h (auto_sbitmap): New class.
7089 2016-07-26 Alan Modra <amodra@gmail.com>
7092 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
7095 2016-07-25 David Malcolm <dmalcolm@redhat.com>
7097 * input.c (selftest::temp_source_file::temp_source_file): Fix
7098 missing "%s" in fprintf.
7100 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
7103 * cselib.c (cselib_process_insn): Invalidate argument slots for
7106 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7108 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
7109 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
7110 vmulxh_lane_f16, vmulxh_laneq_f16): New.
7112 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7114 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7115 * config/aarch64/aarch64.md (fma, fnma): Support HF.
7116 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
7118 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7120 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7121 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
7123 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
7124 (add<mode>3): Likewise.
7125 (sub<mode>3): Likewise.
7126 (mul<mode>3): Likewise.
7127 (div<mode>3): Likewise.
7128 (*div<mode>3): Likewise.
7129 (<fmaxmin><mode>3): Extend to HF.
7130 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
7131 (fabd<mode>3): Likewise.
7132 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
7133 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
7134 (aarch64_fmulx<mode>): Likewise.
7135 (aarch64_fac<optab><mode>): Likewise.
7136 (aarch64_frecps<mode>): Likewise.
7137 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
7138 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
7139 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
7140 (VSDQ_HSDI): Support HI.
7141 (fcvt_target, FCVT_TARGET): Likewise.
7142 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
7143 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
7144 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
7145 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
7146 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
7147 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
7148 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
7151 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7153 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
7154 * config/aarch64/aarch64-builtins.c (hi_UP): New.
7155 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7156 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
7158 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
7159 (aarch64_cm<optab><mode>): Likewise.
7160 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
7161 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
7162 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
7163 (sqrt<mode>2): Likewise.
7164 (*sqrt<mode>2): Likewise.
7165 (abs<mode>2): Likewise.
7166 (<optab><mode>hf2): New pattern for HF mode.
7167 (<optab>hihf2): Likewise.
7168 * config/aarch64/arm_neon.h: Include arm_fp16.h.
7169 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
7170 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
7172 * config/aarch64/arm_fp16.h: New file.
7173 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
7174 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
7175 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
7176 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
7177 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
7178 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
7179 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
7180 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
7181 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
7182 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
7183 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
7184 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
7187 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7189 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
7190 reduc_smin_scal_): Use VDQIF_F16.
7191 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
7192 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
7194 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
7195 * config/aarch64/iterators.md (VDQIF_F16): New.
7196 (vp): Support HF modes.
7197 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
7198 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
7200 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7202 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
7203 "*aarch64_mulx_elt_from_dup<mode>".
7204 (*aarch64_mul3_elt<mode>): Update schedule type.
7205 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
7206 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
7207 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
7208 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
7209 (f, fp): Support HF modes.
7210 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
7211 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
7212 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
7213 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
7214 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
7215 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
7217 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7219 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7220 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
7222 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
7225 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7227 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7228 * config/aarch64/aarch64-simd.md
7229 (aarch64_rsqrts<mode>): Extend to HF modes.
7230 (fabd<mode>3): Likewise.
7231 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
7232 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
7233 (aarch64_<maxmin_uns>p<mode>): Likewise.
7234 (<su><maxmin><mode>3): Likewise.
7235 (<maxmin_uns><mode>3): Likewise.
7236 (<fmaxmin><mode>3): Likewise.
7237 (aarch64_faddp<mode>): Likewise.
7238 (aarch64_fmulx<mode>): Likewise.
7239 (aarch64_frecps<mode>): Likewise.
7240 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
7241 (add<mode>3): Extend to HF modes.
7242 (sub<mode>3): Likewise.
7243 (mul<mode>3): Likewise.
7244 (div<mode>3): Likewise.
7245 (*div<mode>3): Likewise.
7246 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
7248 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
7249 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
7250 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
7251 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
7252 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
7253 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
7254 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
7255 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
7256 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
7257 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
7258 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
7259 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
7260 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
7261 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
7263 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7265 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
7266 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7267 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
7268 (neg<mode>2): Likewise.
7269 (abs<mode>2): Likewise.
7270 (<frint_pattern><mode>2): Likewise.
7271 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
7272 (<optab><VDQF:mode><fcvt_target>2): Likewise.
7273 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
7274 (ftrunc<VDQF:mode>2): Likewise.
7275 (<optab><fcvt_target><VDQF:mode>2): Likewise.
7276 (sqrt<mode>2): Likewise.
7277 (*sqrt<mode>2): Likewise.
7278 (aarch64_frecpe<mode>): Likewise.
7279 (aarch64_cm<optab><mode>): Likewise.
7280 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
7282 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
7283 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
7285 * config/aarch64/arm_neon.h (vdup_n_f16): New.
7286 (vdupq_n_f16): Likewise.
7287 (vld1_dup_f16): Use vdup_n_f16.
7288 (vld1q_dup_f16): Use vdupq_n_f16.
7289 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
7290 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
7291 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
7292 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
7293 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
7294 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
7295 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
7296 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
7297 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
7298 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
7299 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
7300 vsqrt_f16, vsqrtq_f16): New.
7302 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7304 * config/aarch64/aarch64-simd.md
7305 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
7306 (aarch64_ext<mode>): Likewise.
7307 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
7308 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
7309 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
7311 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
7313 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
7314 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
7315 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
7316 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
7317 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
7318 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
7319 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
7321 (vmov_n_f16): Reimplement using vdup_n_f16.
7322 (vmovq_n_f16): Reimplement using vdupq_n_f16..
7324 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7326 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
7327 "frame_related_p". Generate CFA annotation when it's necessary.
7328 (aarch64_expand_prologue): Use aarch64_add_constant.
7329 (aarch64_expand_epilogue): Likewise.
7330 (aarch64_output_mi_thunk): Pass "false" when calling
7331 aarch64_add_constant.
7333 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7335 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
7338 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7340 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
7341 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
7342 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
7343 (aarch64_build_constant): Delete.
7345 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
7348 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7350 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7351 flag_toplevel_reorder.
7353 2016-07-25 Richard Biener <rguenther@suse.de>
7355 * cgraph.c (cgraph_node::verify_node): Compare against builtin
7356 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
7357 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
7358 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
7359 (streamer_get_builtin_tree): Likewise.
7360 (streamer_write_builtin): Likewise.
7361 * lto-streamer.h (LTO_builtin_decl): Remove.
7362 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
7363 (lto_input_scc): Remove LTO_builtin_decl handling.
7364 (lto_input_tree_1): Liekwise.
7365 * lto-streamer-out.c (lto_output_tree_1): Remove special
7366 handling of builtins.
7367 (DFS::DFS): Likewise.
7368 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
7369 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
7371 (streamer_write_builtin): Remove.
7373 2016-07-25 Martin Liska <mliska@suse.cz>
7375 * lto-cgraph.c (input_symtab): Don't call get_working_sets
7376 if flag_auto_profile is set to true.
7378 2016-07-25 Martin Liska <mliska@suse.cz>
7380 PR gcov-profile/71868
7381 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
7382 have a function with multiple latches, count them all.
7384 2016-07-25 Martin Liska <mliska@suse.cz>
7386 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
7388 2016-07-25 Martin Liska <mliska@suse.cz>
7390 PR tree-optimization/71987
7391 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
7392 just for SSA_NAMEs. Fix GNU coding style.
7394 2016-07-25 Martin Liska <mliska@suse.cz>
7396 PR gcov-profile/64874
7397 * gcov-io.h: Update command about file format.
7398 * gcov-iov.c (main): Adapt the numbering scheme.
7400 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7403 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
7404 whose result is used in PHI.
7405 (final_range_test_p): Likewise.
7406 (maybe_optimize_range_tests): Likewise.
7408 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7410 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7411 Reformat two multi-line strings.
7413 2016-07-22 Martin Sebor <msebor@redhat.com>
7415 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
7417 2016-07-22 Martin Sebor <msebor@redhat.com>
7420 * doc/extend.texi (Compound Literals): Correct and clarify.
7421 (Cast to Union): Same.
7423 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
7425 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7426 comments to explain why certain error messages make mention of
7427 undocumented options.
7428 (rs6000_invalid_builtin): Change error messages to replace mention
7429 of undocumented options with mention of the -mcpu=power9 option
7430 that enables those undocumented options.
7431 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
7432 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
7433 definition of this macro to correct an existing error.
7434 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
7435 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
7436 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
7437 descriptions of built-in functions so that they depend on
7438 -mcpu=power9 instead of on the corresponding undocumented flags.
7439 * doc/invoke.texi (Option Summary): Remove all mention of newly
7441 (IBM RS/6000 and PowerPC Options): Likewise.
7442 * doc/md.texi (Constraints for Particuliar Machines): Remove all
7443 mention of newly undocumented flags.
7445 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
7447 * ipa-cp.c (determine_versionability): Do not create constprop clones,
7448 when target_clones attribute is set.
7450 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7452 * common.opt (funsafe-loop-optimizations): Mark ignore.
7453 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
7454 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
7456 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
7457 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
7459 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7461 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7463 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7465 (number_of_iterations_exit): Warn missed loop optimization for
7466 possible infinite loops.
7468 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
7471 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
7472 when to emit a ".machine" pseudo-op.
7474 2016-07-22 Martin Liska <mliska@suse.cz>
7476 PR gcov-profile/69028
7477 PR gcov-profile/62047
7478 * coverage.c (coverage_compute_lineno_checksum): Do not
7479 calculate checksum for fns w/o xloc.file.
7480 (coverage_compute_profile_id): Likewise.
7482 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
7484 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
7485 (avr_secondary_reload): ...and implementation.
7486 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
7487 * config/avr/avr.md (reload_in<mode>): Remove insns.
7488 (adjust_len) [lpm]: Remove insn attribute value.
7489 * config/avr/predicates.md (flash_operand): Remove insn predicate.
7491 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7494 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
7496 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
7497 * calls.c (special_function_p): Remove the special handling of the
7498 "__builtin_" prefix.
7500 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7503 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
7504 if STMT may be an alloca call.
7505 (gimple_alloca_call_p, alloca_call_p): Return only true for the
7506 builtin alloca call.
7507 * calls.h (gimple_maybe_alloca_call_p): New function.
7508 * tree-inline.c (inline_forbidden_p_stmt): Use
7509 gimple_maybe_alloca_call_p here.
7511 2016-07-21 David Malcolm <dmalcolm@redhat.com>
7513 * spellcheck-tree.c (best_macro_match::best_macro_match):
7514 Explictly specify the template arguments when invoking the base
7515 class constructor, to help older C++ compilers.
7517 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7520 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
7521 before builtin_decl_implicit.
7523 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7525 * optabs.c (emit_condiitonal_move): Short circuit for identical
7528 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7530 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
7531 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
7532 (noce_conversion_profitable_p): New.
7533 (noce_try_store_flag_constants): Use it.
7534 (noce_try_addcc): Likewise.
7535 (noce_try_store_flag_mask): Likewise.
7536 (noce_try_cmove): Likewise.
7537 (noce_try_cmove_arith): Likewise.
7538 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
7540 (noce_convert_multiple_sets): Move cost model to here, from...
7541 (bb_ok_for_noce_convert_multiple_sets) ...here.
7542 (noce_process_if_block): Update calls for above changes.
7543 (noce_find_if_block): Record new noce_if_info parameters.
7545 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7547 * target.def (max_noce_ifcvt_seq_cost): New.
7548 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
7549 * doc/tm.texi: Regenerate.
7550 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
7551 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
7552 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
7553 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
7554 * doc/invoke.texi: Document new params.
7556 2016-07-21 Richard Biener <rguenther@suse.de>
7558 PR tree-optimization/71947
7559 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
7560 ranges have useful limit_vr information.
7562 2016-07-21 Richard Biener <rguenther@suse.de>
7564 * function-tests.c (build_trivial_generic_function): Set
7565 BLOCK_SUPERCONTEXT of DECL_INITIAL.
7566 * omp-low.c (create_omp_child_function): Likewise.
7567 (grid_expand_target_grid_body): Likewise.
7568 * cgraphunit.c (init_lowered_empty_function): Likewise.
7569 (cgraph_node::expand_thunk): Likewise.
7570 * tree-parloops.c (create_loop_fn): Likewise.
7571 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
7573 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7575 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
7578 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
7580 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
7581 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
7582 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
7583 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
7584 values for insn attribute.
7585 * config/avr/avr.c (avr_out_insert_notbit): New function.
7586 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
7587 ADJUST_LEN_INSV_NOTBIT_0/_7.
7588 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
7590 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7592 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
7593 (chrec_convert_1, chrec_convert): Ditto.
7594 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
7595 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
7596 * tree-vrp.c (adjust_range_with_scev): Ditto.
7597 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
7598 (scev_var_range_cant_overflow): New function.
7599 (scev_probably_wraps_p): New parameter. Call above function.
7600 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
7602 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7604 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
7605 by removing computation of may_be_zero.
7607 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7609 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
7611 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
7613 Improving concepts performance and diagnostics.
7614 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
7615 for constraint satisfaction and subsumption.
7616 * timevar.h (auto_timevar): New constructor that matches the push/pop
7617 pattern of usage in pt.c.
7619 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
7621 * hwint.h (HOST_WIDE_INT_0): New define.
7622 (HOST_WIDE_INT_0U): Ditto.
7623 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
7624 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
7625 * simplify-rtx.c: Ditto.
7626 * tree-object-size.c: Ditto.
7628 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7630 * config/s390/s390.c (s390_encode_section_info): Remove mode size
7633 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
7635 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
7636 * combine.c: Use HOST_WIDE_INT_M1U instead of
7637 ~(unsigned HOST_WIDE_INT) 0.
7638 * double-int.h: Ditto.
7640 * dwarf2asm.c:Ditto.
7642 * genmodes.c: Ditto.
7644 * read-rtl.c: Ditto.
7645 * tree-ssa-loop-ivopts.c: Ditto.
7646 * tree-ssa-loop-prefetch.c: Ditto.
7647 * tree-vect-generic.c: Ditto.
7648 * tree-vect-patterns.c: Ditto.
7651 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7653 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
7654 constant addresses outside [0,0xc0] into a register.
7655 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
7656 cases where the base address register is unused after.
7657 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
7658 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
7659 (avr_out_store_psi_reg_disp_tiny): Same.
7661 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7663 Implement attribute progmem on reduced Tiny cores by adding
7664 flash offset 0x4000 to respective symbols.
7667 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
7668 documentation how it works on reduced Tiny cores.
7669 (AVR Named Address Spaces): No support for reduced Tiny.
7670 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
7671 (avr_address_tiny_pm_p): New static function.
7672 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
7673 if the address is in progmem.
7674 (avr_assemble_integer): Same.
7675 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
7676 for symbol_ref in progmem.
7677 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
7678 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
7679 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
7681 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
7683 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
7684 * configure: Regenerate.
7685 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
7686 (USE_THIN_ARCHIVES): New variable.
7687 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
7688 this archive as a thin archive.
7690 2016-07-20 David Malcolm <dmalcolm@redhat.com>
7692 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
7693 same location as last time, don't skip if we have fix-it hints.
7694 Clarify the skipping logic by converting it from one "if" clause
7695 to repeated "if" clauses.
7696 * spellcheck-tree.c: Include "cpplib.h".
7697 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
7698 (best_macro_match::best_macro_match): New constructor.
7699 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
7700 Move here from c/c-decl.c.
7701 (class best_macro_match): Move here from c/c-decl.c, converting
7702 from a typedef to a subclass, gaining a ctor.
7704 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7706 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
7707 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
7709 (avr_addr_space_diagnose_usage): ...and implementation.
7710 (avr_addr_space_supported_p): New function.
7711 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
7712 report bad address space usage if that space is supported.
7713 (avr_insert_attributes): Same. No more complain about unsupported
7715 * config/avr/avr-c.c (tm_p.h): Include it.
7716 (avr_cpu_cpp_builtins): Only define addr-space related built-in
7717 macro if avr_addr_space_supported_p.
7719 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7721 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7722 flag_toplevel_reorder.
7724 2016-07-20 David Malcolm <dmalcolm@redhat.com>
7726 * gcc-rich-location.c
7727 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
7729 * gcc-rich-location.h
7730 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
7732 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7734 * target.def (addr_space): Add new diagnose_usage to hook vector.
7735 * targhooks.c (default_addr_space_diagnose_usage): Add default
7736 implementation and...
7737 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
7738 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
7739 is some address space, call targetm.addr_space.diagnose_usage.
7740 * doc/tm.texi.in (Named Address Spaces): Add anchor for
7741 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
7742 * doc/tm.texi: Regenerate.
7744 2016-07-20 Martin Liska <mliska@suse.cz>
7747 * graphite-isl-ast-to-gimple.c (later_of_the_two):
7748 Properly handly PHI stmts.
7750 2016-07-20 Bin Cheng <bin.cheng@arm.com>
7752 PR tree-optimization/71503
7753 PR tree-optimization/71683
7754 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
7757 2016-07-20 Martin Liska <mliska@suse.cz>
7759 * doc/invoke.texi (-fipa-ra): Document when the option is
7760 disabled. Fix a typo.
7762 2016-07-20 Martin Liska <mliska@suse.cz>
7764 * Makefile.in: Include fibonacci_heap.c
7765 * fibonacci_heap.c: New file.
7766 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
7767 (fibonacci_heap::union_with): Fix deletion of the second heap.
7768 * selftest-run-tests.c (selftest::run_tests): Incorporate
7769 fibonacci heap tests.
7770 * selftest.h: Declare fibonacci_heap_c_tests.
7772 2016-07-20 Martin Liska <mliska@suse.cz>
7774 * selftest-run-tests.c (selftest::run_tests): New function.
7775 * selftest.h (sreal_c_tests): Declare.
7776 * sreal.c (sreal_verify_basics): New function.
7777 (verify_aritmetics): Likewise.
7778 (sreal_verify_arithmetics): Likewise.
7779 (verify_shifting): Likewise.
7780 (sreal_verify_shifting): Likewise.
7781 (void sreal_c_tests): Likewise.
7783 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7785 PR rtl-optimization/71916
7786 * cfgrtl.c (contains_no_active_insn_p): Return false also for
7787 bb which have a single succ fake edge.
7789 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
7792 * dwarf2out.c (gen_subprogram_die): Only call
7793 gen_unspecified_parameters_die while dumping early dwarf.
7795 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7798 * gimple-fold.c (fold_builtin_memory_op): Use
7799 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
7801 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
7803 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
7804 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
7805 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
7806 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
7810 * double-int.c: Ditto.
7812 * dwarf2out.c: Ditto.
7815 * fold-const.c: Ditto.
7816 * function.c: Ditto.
7818 * genmodes.c: Ditto.
7822 * loop-doloop.c: Ditto.
7823 * loop-invariant.c: Ditto.
7830 * simplify-rtx.c: Ditto.
7831 * stor-layout.c: Ditto.
7833 * tree-ssa-loop-ivopts.c: Ditto.
7834 * tree-vect-generic.c: Ditto.
7835 * tree-vect-patterns.c: Ditto.
7840 * wide-int-print.cc: Ditto.
7841 * wide-int.cc: Ditto.
7842 * wide-int.h: Ditto.
7844 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7846 * selftest.c (selftest::assert_streq): Handle NULL values of
7847 val_actual and val_expected.
7849 2016-07-19 Martin Jambor <mjambor@suse.cz>
7852 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
7853 rather than cgraph_create_node to get a call graph node.
7855 2016-07-19 Richard Biener <rguenther@suse.de>
7857 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
7858 handle all tcc_constant bases and valueize SSA names.
7859 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
7862 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7864 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
7865 the flags of the exit block and bb2, not just the entry block.
7867 2016-07-19 Richard Biener <rguenther@suse.de>
7869 PR tree-optimization/71901
7870 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
7871 align member, group stuff with the bitfield.
7872 (vn_ref_op_align_unit): New inline.
7873 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
7874 record element alignment and operand 3 unchanged.
7875 (ao_ref_init_from_vn_reference): Adjust.
7876 (valueize_refs_1): Likewise.
7877 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
7879 2016-07-19 Richard Biener <rguenther@suse.de>
7881 PR tree-optimization/71908
7882 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
7883 symbolic constants in a more reliable way.
7885 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
7887 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
7889 (vect_update_inits_of_drs): Likewise.
7890 (vect_create_cond_for_alias_checks): Likewise.
7891 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
7893 2016-07-19 Richard Biener <rguenther@suse.de>
7896 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
7897 with an abstract origin that is not an inlined function outer
7898 scope add a self-reference as abstract origin.
7899 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
7901 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7904 * config/rs6000/rs6000.c (rs6000_function_value): Fix
7905 unintentional System V.4 structure return breakage for structures
7906 with a single floating point element.
7908 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7910 PR tree-optimization/71734
7911 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
7912 contains REF, use it to check safelen, assume that safelen value
7913 must be greater 1, fix style.
7914 (ref_indep_loop_p_2): Add REF_LOOP argument.
7915 (ref_indep_loop_p): Pass LOOP as additional argument to
7918 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
7920 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
7921 allocation in the prologue.
7922 * explow.c (get_dynamic_stack_base): New function to return an address
7923 expression for the dynamic stack base.
7924 (get_dynamic_stack_size): New function to do the required dynamic stack
7925 space size calculations.
7926 (allocate_dynamic_stack_space): Use new functions.
7927 (align_dynamic_address): Move some code from
7928 allocate_dynamic_stack_space to new function.
7929 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
7931 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7933 * config/s390/s390.c (s390_encode_section_info): Always set
7934 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
7937 2016-07-18 Richard Biener <rguenther@suse.de>
7939 PR tree-optimization/71893
7940 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
7941 for sizetype cast added by array_ref_element_size.
7942 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7944 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
7946 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
7947 register parameters. Remove code to initialize argument pointer
7948 on TARGET_64BIT. Optimize call to _mcount when it can be reached
7949 using a pc-relative branch. Cleanup conditional code.
7950 * config/pa/pa.md (call_mcount): New expander.
7951 (call_mcount_nonpic): New insn.
7952 (call_mcount_pic): New insn and split.
7953 (call_mcount_pic_post_reload): New insn.
7954 (call_mcount_64bit): New insn and split.
7955 (call_mcount_64bit_post_reload): New insn.
7957 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
7959 * config/avr/predicates.md (const_m255_to_m1_operand): New.
7960 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
7961 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
7962 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
7963 (*usum_widenqihi3, *udiff_widenqihi3)
7964 (*addhi3_zero_extend.const): New combiner insns.
7965 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
7966 just 1 bit is affected.
7967 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
7968 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
7970 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
7972 * omp-low.c (lower_omp_target): Mark data clauses with
7973 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
7974 zero-length subarrays.
7976 2016-07-15 Richard Biener <rguenther@suse.de>
7978 PR tree-optimization/71881
7979 * tree-loop-distribution.c (destroy_loop): Remove blocks in
7980 reverse DOM order to make debug temp generation happy.
7982 2016-07-15 Richard Biener <rguenther@suse.de>
7984 PR tree-optimization/71887
7985 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
7986 verify it is not zero for division / modulo handling.
7987 (value_replacement): Adjust.
7989 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
7990 Julian Brown <julian@codesourcery.com>
7992 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
7993 * config/aarch64/aarch64-cost-tables.h
7994 (vulcan_extra_costs): New variable.
7995 * config/aarch64/aarch64.c
7996 (vulcan_addrcost_table): Likewise.
7997 (vulcan_regmove_cost): Likewise.
7998 (vulcan_vector_cost): Likewise.
7999 (vulcan_branch_cost): Likewise.
8000 (vulcan_tunings): Likewise.
8002 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
8004 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
8005 (output_in_order): Loop over undefined variables too. Output them
8006 via assemble_undefined_decl. Skip variables that correspond to hard
8007 registers or have value-exprs.
8008 * varpool.c (symbol_table::output_variables): Handle undefined
8009 variables together with defined ones.
8011 2016-07-15 Richard Biener <rguenther@suse.de>
8013 * tree-ssa-pre.c (get_representative_for): Make sure to return
8014 the value number of SSA names.
8015 (phi_translate_1): get_representative_for cannot return NULL.
8016 (do_pre_regular_insertion): Remove redundant call to
8017 fully_constant_expression.
8018 (do_pre_partial_partial_insertion): Likewise.
8020 2016-07-15 Bin Cheng <bin.cheng@arm.com>
8022 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
8023 (derive_simple_iv_with_niters): New function.
8024 (simple_iv): Rewrite using simple_iv_with_niters.
8025 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
8026 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8028 (number_of_iterations_exit): Rewrite using above function.
8029 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8032 2016-07-15 Richard Biener <rguenther@suse.de>
8034 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
8037 2016-07-14 Jakub Jelinek <jakub@redhat.com>
8039 PR tree-optimization/71872
8040 * tree-data-ref.c (get_references_in_stmt): Ignore references
8041 with is_gimple_constant get_base_address.
8043 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8045 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
8046 (TARGET_HAVE_LDACQD): New macro.
8047 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
8048 than TARGET_HAVE_LDACQ.
8049 (arm_load_acquire_exclusivedi): Likewise.
8050 (arm_store_release_exclusivedi): Likewise.
8052 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8054 PR rtl-optimization/71878
8055 * lra-constraints.c (match_reload): Pass information about other
8056 output operands. Create new unique register value if matching input
8057 operand shares same register value as output operand being considered.
8058 (curr_insn_transform): Record output operands already processed.
8060 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8063 PR tree-optimization/70923
8064 * tree-vect-patterns.c: Include mult-synthesis.h.
8065 (target_supports_mult_synth_alg): New function.
8066 (synth_lshift_by_additions): Likewise.
8067 (apply_binop_and_append_stmt): Likewise.
8068 (vect_synth_mult_by_constant): Likewise.
8069 (target_has_vecop_for_code): Likewise.
8070 (vect_recog_mult_pattern): Use above functions to synthesize vector
8071 multiplication by integer constants.
8073 2016-07-14 Alan Modra <amodra@gmail.com>
8075 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
8076 gpr alternatives. Correct '*' placement on Y,r alternative.
8077 Add '*' on operand 1 of r,r alternative.
8079 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8081 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
8082 * expmed.h: ... Here.
8084 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
8086 * gimple.h (stmt_can_terminate_bb_p): New function.
8087 * tree-cfg.c (need_fake_edge_p): Rename to ...
8088 (stmt_can_terminate_bb_p): ... this; return true if stmt can
8089 throw external; handle const and pure calls.
8090 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
8092 2016-07-14 Richard Biener <rguenther@suse.de>
8094 PR tree-optimization/71866
8095 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
8096 (do_hoist_insertion): Avoid endless recursion when we
8097 didn't insert anything because we managed to simplify
8098 things down to a constant or SSA name.
8099 (fully_constant_expression): Re-write in terms of ...
8100 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
8101 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
8102 vn_nary_build_or_lookup_1.
8103 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
8104 (vn_nary_build_or_lookup): ... this which now wraps it.
8106 2016-07-14 Alan Modra <amodra@gmail.com>
8109 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
8110 with p9_vector override before power9-dform override.
8112 2016-07-13 Andi Kleen <ak@linux.intel.com>
8114 * value-prof.c (gimple_value_profile_transformations): Don't run
8115 when auto_profile is on.
8117 2016-07-13 Andi Kleen <ak@linux.intel.com>
8119 * auto-profile.c (update_inlined_ind_target,
8120 afdo_indirect_call): Print information to dump file.
8122 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
8124 * genrecog.c (special_predicate_operand_p): New function.
8125 (predicate_name): Move function.
8126 (validate_pattern): Don't warn about missing mode for all
8127 define_special_predicate predicates.
8129 2016-07-13 Bin Cheng <bin.cheng@arm.com>
8131 * tree-vect-data-refs.c (vect_no_alias_p): New function.
8132 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
8133 resolve alias checks which are known at compilation time.
8134 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
8135 alias checks are resolved. Move dump info for too many runtime
8136 alias checks to here...
8137 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
8139 2016-07-13 Richard Biener <rguenther@suse.de>
8141 PR tree-optimization/24574
8142 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
8143 position and add shift, rotate, divison and modulo support
8145 (value_replacement): Pass in argument position to absorbing_element_p.
8147 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
8150 * ipa-inline-transform.c (inline_call): Support
8151 instrumented thunks.
8153 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8155 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
8156 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
8158 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
8159 Baseline. Make initial alternative TARGET_32BIT only.
8160 (udivsi3): Likewise.
8161 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
8162 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
8165 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8167 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
8168 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
8169 availability with TARGET_HAVE_MOVT.
8170 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
8171 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
8172 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
8174 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
8175 extra instruction if MOVW is available. Use a cost variable
8176 incremented by COSTS_N_INSNS (1) when the condition match rather than
8177 returning an arithmetic expression based on COSTS_N_INSNS. Make
8178 constant with bottom half word zero cost 2 instruction if MOVW is
8180 * config/arm/arm.md (define_attr "arch"): Add v8mb.
8181 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
8182 target is ARMv8-M Baseline.
8183 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
8184 (arm_movtas_ze): Likewise.
8185 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
8186 alternative for constants satisfying j constraint.
8187 (thumb1_movsi_insn): Likewise.
8188 (movsi splitter for K alternative): Tighten condition to not trigger
8189 if movt is available and j constraint is satisfied.
8190 (Pe immediate splitter): Likewise.
8191 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
8192 constant fitting in an halfword to use MOVW.
8193 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
8196 2016-07-13 Richard Biener <rguenther@suse.de>
8199 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
8200 gimplifying the LHS. Make sure to gimplify a returning twice
8201 call LHS without using SSA names.
8203 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8205 * tree-data-ref.c (find_data_references_in_stmt): Remove
8206 unnecessary call to vec::release.
8207 (graphite_find_data_references_in_stmt): Likewise.
8208 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
8209 * tree-vect-stmts.c (vectorizable_condition): Likewise.
8211 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8213 * cfgexpand.c (expand_used_vars): Make the type of a local
8215 * genmatch.c (lower_for): Likewise.
8216 * haifa-sched.c (haifa_sched_init): Likewise.
8217 (add_to_speculative_block): Likewise.
8218 (create_check_block_twin): Likewise.
8219 * predict.c (handle_missing_profiles): Likewise.
8220 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
8221 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
8222 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
8224 (maybe_lower_iteration_bound): Likewise.
8225 * tree-ssa-sccvn.c (DFS): Likewise.
8226 * tree-stdarg.c (reachable_at_most_once): Likewise.
8227 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
8228 (vectorizable_store): Likewise.
8230 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8232 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
8233 (sccvn_dom_walker): make cond_stack an auto_vec.
8235 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8237 * ree.c (struct ext_state): Make type of members auto_vec.
8238 (find_and_remove_re): Adjust.
8240 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8242 * cfgexpand.c (struct stack_vars_data): Make type of fields
8244 (expand_used_vars): Adjust.
8246 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8248 * ipa.c (record_cdtor_fn): Adjust.
8249 (build_cdtor_fns): Likewise.
8250 (ipa_cdtor_merge): Make static_ctors and static_dtors local
8253 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8255 * genextract.c (struct accum_extract): Add constructor and make
8259 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8261 * tree.c (struct free_lang_data_d): Add constructor and change
8262 types of members to ones that automatically manage resources.
8263 (fld_worklist_push): Adjust.
8264 (find_decls_types): Likewise.
8265 (find_decls_types_in_eh_region): Likewise.
8266 (free_lang_data_in_cgraph): Stop manually creating and
8267 destroying members of free_lang_data_d.
8269 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
8271 PR rtl-optimization/68961
8272 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
8273 peephole variant. Use sse_reg_operand predicates.
8275 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
8277 * config/i386/predicates.md (x86_64_immediate_operand)
8278 <case CONST_INT>: Remove unneeded truncation to DImode.
8279 <case CONST>: Ditto.
8280 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8282 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8285 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
8286 The xxperm and xxpermr instructions require that the 2nd input
8287 operand overlap with the output operand, and not the 1st.
8288 (altivec_vperm_v8hiv16qi): Likewise.
8289 (altivec_vperm_<mode>_uns_internal): Likewise.
8290 (altivec_vpermr_<mode>_internal): Likewise.
8291 (vperm_v8hiv4si): Likewise.
8292 (vperm_v16qiv8hi): Likewise.
8294 2016-07-12 Nathan Sidwell <nathan@acm.org>
8296 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
8297 when -mno-pic-data-is-text-relative is in effect, by default.
8298 * doc/invoke.texi (mpic-data-is-text-relative): Document new
8299 behavior and clarify.
8301 2016-07-12 Martin Liska <mliska@suse.cz>
8303 * params.def: Add avg-loop niter.
8304 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
8305 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
8306 * doc/invoke.texi: Document the new parameter.
8308 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8311 * expr.c (store_constructor): Mask sign-extended bits when widening
8312 sub-word constructor element at the start of a word.
8314 2016-07-12 Martin Liska <mliska@suse.cz>
8316 * Makefile.in: Append rule for params-options.h.
8317 * params-options.h: New file.
8319 2016-07-12 Martin Liska <mliska@suse.cz>
8321 * ira-build.c (mark_loops_for_removal): Properly iterate
8324 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
8325 Richard Biener <rguenther@suse.de>
8327 PR tree-optimization/23286
8328 PR tree-optimization/70159
8329 * doc/invoke.texi: Document -fcode-hoisting.
8330 * common.opt (fcode-hoisting): New flag.
8331 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
8332 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
8333 (do_regular_insertion): Rename to ...
8334 (do_pre_regular_insertion): ... this and amend general comments
8335 on insertion strathegy.
8336 (do_partial_partial_insertion): Rename to ...
8337 (do_pre_partial_partial_insertion): ... this.
8338 (do_hoist_insertion): New function.
8339 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
8340 and call do_hoist_insertion properly.
8342 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
8343 (pass_pre::execute): Register hoist_insert stats.
8345 2016-07-12 Jakub Jelinek <jakub@redhat.com>
8348 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
8349 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
8350 is different from mode's bitsize. Small cleanup.
8352 2016-07-12 Richard Biener <rguenther@suse.de>
8354 PR rtl-optimization/68961
8355 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
8356 to simplify to a non-constant.
8358 2016-07-11 Jakub Jelinek <jakub@redhat.com>
8361 * omp-low.c (expand_omp_target): Gimplify device.
8363 PR tree-optimization/71823
8364 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
8365 to get vec_oprnds2 from op2.
8367 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
8369 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
8370 Hoist common subexpressions.
8371 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8373 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
8376 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
8377 prevent generation of 'stxsiwx' on pre Power8 hardware.
8379 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8381 * input.c: Include cpplib.h.
8382 (selftest::temp_source_file): New class.
8383 (selftest::temp_source_file::temp_source_file): New ctor.
8384 (selftest::temp_source_file::~temp_source_file): New dtor.
8385 (selftest::should_have_column_data_p): New function.
8386 (selftest::test_should_have_column_data_p): New function.
8387 (selftest::temp_line_table): New class.
8388 (selftest::temp_line_table::temp_line_table): New ctor.
8389 (selftest::temp_line_table::~temp_line_table): New dtor.
8390 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
8391 it to create a temp_line_table.
8392 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
8393 locations that are known to have column data.
8394 (selftest::line_table_case): New struct.
8395 (selftest::test_reading_source_line): Move tempfile handling
8396 to class temp_source_file.
8397 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
8398 (selftest::assert_token_loc_eq): New function.
8399 (ASSERT_TOKEN_LOC_EQ): New macro.
8400 (selftest::test_lexer): New function.
8401 (selftest::boundary_locations): New array.
8402 (selftest::input_c_tests): Call test_should_have_column_data_p.
8403 Loop over a test matrix of interesting values of location and
8404 default_range_bits, calling test_lexer on each case in the matrix.
8405 Move call to test_accessing_ordinary_linemaps into the matrix.
8406 * selftest.h (ASSERT_EQ): Reimplement in terms of...
8407 (ASSERT_EQ_AT): New macro.
8409 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
8412 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
8413 Don't convert TImode in debug insn.
8415 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
8417 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
8418 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
8419 (tree_type_common::lang_flag_7): New.
8420 (tree_type_common::spare): Reduce size.
8421 * tree.h (TYPE_ALIGN_OK): Remove.
8422 (TYPE_LANG_FLAG_7): New.
8423 (get_inner_reference): Adjust header.
8424 * print-tree.c (print_node): Adjust.
8425 * expr.c (get_inner_reference): Remove parameter keep_aligning.
8426 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
8427 calls to get_inner_reference.
8428 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
8429 handling of TYPE_ALIGN_OK.
8430 * builtins.c (get_object_alignment_2): Adjust call to
8431 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
8432 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
8434 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
8435 * cfgexpand.c (expand_debug_expr): Likewise.
8436 * dbxout.c (dbxout_expand_expr): Likewise.
8437 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
8438 loc_list_from_tree, fortran_common): Likewise.
8439 * fold-const.c (optimize_bit_field_compare,
8440 decode_field_reference, fold_unary_loc, fold_comparison,
8441 split_address_to_core_and_offset): Likewise.
8442 * gimple-laddress.c (execute): Likewise.
8443 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
8444 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
8445 * hsa-gen.c (gen_hsa_addr): Likewise.
8446 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
8447 * tsan.c (instrument_expr): Likewise.
8448 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
8449 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
8450 * tree-affine.c (tree_to_aff_combination,
8451 get_inner_reference_aff): Adjust calls to get_inner_reference.
8452 * tree-data-ref.c (split_constant_offset_1,
8453 dr_analyze_innermost): Likewise.
8454 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
8455 * tree-sra.c (ipa_sra_check_caller): Likewise.
8456 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
8457 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
8458 bswap_replace): Likewise.
8459 * tree-vect-data-refs.c (vect_check_gather,
8460 vect_analyze_data_refs): Likewise.
8461 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
8462 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
8465 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8467 * Makefile.in (selftest-valgrind): New phony target.
8468 * function-tests.c (selftest::build_cfg): Delete pass instances
8469 created by the test.
8470 (selftest::convert_to_ssa): Likewise.
8471 (selftest::test_expansion_to_rtl): Likewise.
8472 * tree-cfg.c (selftest::test_linear_chain): Release dominator
8474 (selftest::test_diamond): Likewise.
8476 2016-07-11 Richard Biener <rguenther@suse.de>
8478 PR tree-optimization/71816
8479 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
8480 than replacing all of its operands.
8482 2016-07-11 Alan Modra <amodra@gmail.com>
8484 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
8485 (ctr<mode>): Add unspec.
8486 (ctr<mode>_internal*): Likewise.
8488 2016-07-08 James Bowman <james.bowman@ftdichip.com>
8490 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
8491 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
8493 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
8495 PR rtl-optimization/71621
8496 * lra-constraints.c (process_alt_operands): Check combination of
8499 2016-07-08 Jason Merrill <jason@redhat.com>
8500 Richard Biener <rguenther@suse.de>
8502 P0145: Refining Expression Order for C++.
8503 * gimplify.c (initial_rhs_predicate_for): New.
8504 (gimplfy_modify_expr): Gimplify RHS before LHS.
8506 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8509 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8510 Allow standard error handling to take over when a wrong number
8511 of arguments is presented to __builtin_vec_ld () or
8512 __builtin_vec_st ().
8514 2016-07-08 Jiong Wang <jiong.wang@arm.com>
8516 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
8521 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
8522 __builtin_aarch64_fmaxv2sf.
8523 (vmaxnmq_f32): Likewise.
8524 (vmaxnmq_f64): Likewise.
8525 (vminnm_f32): Likewise.
8526 (vminnmq_f32): Likewise.
8527 (vminnmq_f64): Likewise.
8529 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
8532 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
8533 enable -mfloat128-hardware by default.
8534 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
8535 that IEEE 128-bit hardware support needs.
8536 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
8537 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
8538 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
8539 floating point requires.
8540 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
8541 -mfloat128 and -mfloat128-hardware changes.
8543 2016-07-08 Alan Hayward <alan.hayward@arm.com>
8545 PR tree-optimization/71667
8546 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
8548 2016-07-08 Martin Liska <mliska@suse.cz>
8551 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
8552 folding produces SAVE_EXPRs, thus return false for the type.
8554 2016-07-07 Martin Liska <mliska@suse.cz>
8556 * file-find.c (remove_prefix): New function.
8557 * file-find.h (remove_prefix): Declare the function.
8558 * gcc-ar.c (main): Skip a folder of the wrapper if
8559 a wrapped binary would point to the same file.
8561 2016-07-07 Jan Hubicka <jh@suse.cz>
8563 * tree-scalar-evolution.c (iv_can_overflow_p): export.
8564 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
8565 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
8567 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
8570 * ipa-inline-analysis.c (compute_inline_parameters): Set
8571 local.can_change_signature to false for intrumentation
8574 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8576 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
8577 with TARGET_HAVE_MOVT.
8578 (TARGET_HAVE_MOVT): Define.
8579 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
8580 availability with TARGET_HAVE_MOVT.
8581 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
8583 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
8585 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
8586 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
8587 * config/arm/constraints.md (define_constraint "j"): Use
8588 TARGET_HAVE_MOVT to check MOVT availability.
8590 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8592 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
8594 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8596 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
8597 (armv8-m.main): Likewise.
8598 (armv8-m.main+dsp): Likewise.
8599 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
8600 (FL_FOR_ARCH8M_MAIN): Likewise.
8601 * config/arm/arm-tables.opt: Regenerate.
8602 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
8603 armv8-m.main+dsp to BE8_LINK_SPEC.
8604 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
8605 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
8606 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
8607 Baseline and Mainline.
8608 (arm_option_override_internal): Also disable arm_restrict_it when
8609 !arm_arch_notm. Update comment for -munaligned-access to also cover
8611 (arm_file_start): Increase buffer size for printing architecture name.
8612 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
8613 and armv8-m.main+dsp.
8614 (mno-unaligned-access): Clarify that this is disabled by default for
8615 ARMv8-M Baseline architectures as well.
8617 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8619 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
8620 decide whether to prevent some libgcc routines being included for some
8621 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
8622 link between this condition and the one in
8623 libgcc/config/arm/lib1func.S.
8625 2016-07-07 Richard Biener <rguenther@suse.de>
8627 * tree-ssa-pre.c: Include alias.h.
8628 (compute_avail): If we have multiple VN_REFERENCEs with the
8629 same hashtable entry adjust that to make it a valid replacement
8630 for all of them with respect to alignment and aliasing
8631 when doing insertion.
8632 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
8633 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
8635 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
8639 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8640 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
8643 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8645 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
8646 (adjust_mems): Adjust.
8647 (adjust_insn): Likewise.
8648 (prepare_call_arguments): Likewise.
8650 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8652 * gcse.c (struct ls_expr): Make stores field a vector.
8653 (ldst_entry): Adjust.
8654 (free_ldst_entry): Likewise.
8655 (print_ldst_list): Likewise.
8656 (compute_ld_motion_mems): Likewise.
8657 (update_ld_motion_stores): Likewise.
8659 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8661 * gcse.c (struct ls_expr): Remove loads field.
8662 (ldst_entry): Adjust.
8663 (free_ldst_entry): Likewise.
8664 (print_ldst_list): Likewise.
8665 (compute_ld_motion_mems): Likewise.
8667 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8669 * store-motion.c (struct st_expr): Make antic_stores a vector.
8670 (st_expr_entry): Adjust.
8671 (free_st_expr_entry): Likewise.
8672 (print_store_motion_mems): Likewise.
8673 (find_moveable_store): Likewise.
8674 (compute_store_table): Likewise.
8675 (remove_reachable_equiv_notes): Likewise.
8676 (replace_store_insn): Likewise.
8677 (build_store_vectors): Likewise.
8679 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8681 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
8682 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
8684 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8686 PR tree-optimization/71518
8687 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
8688 misalign also for outer loops with negative step.
8690 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
8692 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
8693 (cortex_a53_shift): Add mov_shift.
8694 (cortex_a53_shift_reg): Add new reservation for register shifts.
8695 (cortex_a53_alu): Remove bfm.
8696 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
8697 (cortex_a53_alu_extr): Add new reservation for EXTR.
8698 (bypasses): Improve bypass modelling.
8700 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8703 * config/avr/avr.c (avr_asm_select_section): Strip off
8704 SECTION_DECLARED from flags when calling get_section.
8706 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8708 * tree-vectorizer.h (vect_memory_access_type): Add
8709 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
8710 * tree-vect-stmts.c (compare_step_with_zero): New function.
8711 (perm_mask_for_reverse): Move further up file.
8712 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
8714 (get_negative_load_store_type): New function.
8715 (get_load_store_type): Call it. Add an ncopies argument.
8716 (vectorizable_mask_load_store): Update call accordingly and
8717 remove tests for negative steps.
8718 (vectorizable_store, vectorizable_load): Likewise. Handle new
8719 memory_access_types.
8721 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8723 * tree-vectorizer.h (vect_memory_access_type): New enum.
8724 (_stmt_vec_info): Add a memory_access_type field.
8725 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
8726 (vect_model_store_cost): Take an access type instead of a boolean.
8727 (vect_model_load_cost): Likewise.
8728 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
8729 vect_model_store_cost and vect_model_load_cost.
8730 * tree-vect-stmts.c (vec_load_store_type): New enum.
8731 (vect_model_store_cost): Take an access type instead of a
8732 store_lanes_p boolean. Simplify tests.
8733 (vect_model_load_cost): Likewise, but for load_lanes_p.
8734 (get_group_load_store_type, get_load_store_type): New functions.
8735 (vectorizable_store): Use get_load_store_type. Record the access
8736 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
8737 (vectorizable_load): Likewise.
8738 (vectorizable_mask_load_store): Likewise. Replace is_store
8739 variable with vls_type.
8741 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8743 * tree-vectorizer.h (vect_grouped_load_supported): Add a
8744 single_element_p parameter.
8745 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
8746 Check the PR65518 case here rather than in vectorizable_load.
8747 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
8748 * tree-vect-stmts.c (vectorizable_load): Likewise.
8750 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8752 * tree-vectorizer.h (gather_scatter_info): New structure.
8753 (vect_check_gather_scatter): Return a bool rather than a decl.
8754 Replace return-by-pointer arguments with a single
8755 gather_scatter_info *.
8756 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
8757 (vect_analyze_data_refs): Update call accordingly.
8758 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
8759 (vectorizable_mask_load_store): Likewise. Also record the
8760 offset dt and vectype in the gather_scatter_info.
8761 (vectorizable_store): Likewise.
8762 (vectorizable_load): Likewise.
8764 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8766 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
8767 strided groups, use the cost of N scalar accesses instead
8768 of ncopies vector accesses.
8769 (vect_model_load_cost): Likewise.
8771 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8773 * tree-vect-stmts.c (vect_cost_group_size): Delete.
8774 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
8775 variable to indicate when once-per-group costs are being used.
8776 (vect_model_load_cost): Likewise. Fix comment and misindented code.
8778 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8780 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
8781 peeling-for-gaps condition.
8783 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8785 * config/s390/s390.c (s390_expand_vec_init): Force initializer
8786 element to register if it doesn't match general_operand.
8788 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
8789 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8791 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
8793 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
8794 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
8795 (SIGNBIT): New mode iterator.
8796 (Fsignbit): New mode attribute.
8797 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
8798 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
8799 when direct moves are available.
8800 (signbit<mode>2_dm): New define_insn_and_split).
8801 (signbit<mode>2_dm2): New define_insn.
8803 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8805 PR rtl-optimization/71594
8806 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
8807 into subregs of appropriate mode before trying to emit a conditional
8810 2016-07-05 Jan Hubicka <jh@suse.cz>
8812 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
8813 (simple_iv): Use it.
8815 2016-07-05 Jan Hubicka <jh@suse.cz>
8817 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
8819 2016-07-05 Jiong Wang <jiong.wang@arm.com>
8821 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
8824 2016-07-05 Jan Hubicka <jh@suse.cz>
8826 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
8829 2016-07-05 Richard Biener <rguenther@suse.de>
8831 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
8832 Handle empty else block.
8833 (is_feasible_trace): Likewise.
8834 (split_paths): Likewise.
8836 2016-07-05 Richard Biener <rguenther@suse.de>
8838 * tree-loop-distribution.c (distribute_loop): Fix issue with
8839 the cost model loop.
8841 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
8843 * config/arm/neon-testgen.ml: Delete.
8844 * config/arm/neon.ml: Delete.
8846 2016-07-04 Jakub Jelinek <jakub@redhat.com>
8849 * tree.c (attribute_value_equal): Use get_attribute_name instead of
8850 directly using TREE_PURPOSE.
8852 2016-07-04 Jiong Wang <jiong.wang@arm.com>
8854 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
8855 * config/aarch64/aarch64_neon.h: Likewise.
8856 * config/aarch64/arm_neon.h: Likewise.
8857 * config/aarch64/atomics.md: Likewise.
8858 * config/aarch64/aarch64-simd-builtins.def: Likewise.
8859 * doc/invoke.texi: Likewise.
8861 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8863 * config/s390/s390.md: Add "z13" cpu_facility.
8864 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
8865 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
8866 condition" type instructions.
8868 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8869 Jeff Law <law@redhat.com>
8871 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
8872 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
8874 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
8876 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
8877 permutation for TARGET_AVX512F.
8878 (ix86_expand_vec_one_operand_perm_avx512): New function.
8879 (expand_vec_perm_1): Invoke introduced function.
8880 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8881 it may be not valid after vectorization.
8883 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8886 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
8887 typo in comment. Only force to memory if it is a weak
8890 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
8891 Jiong Wang <jiong.wang@arm.com>
8893 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
8894 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
8895 (AARCH64_FL_F16): New.
8896 (AARCH64_FL_FOR_ARCH8_2): New.
8897 (AARCH64_ISA_8_2): New.
8898 (AARCH64_ISA_F16): New.
8899 (TARGET_FP_F16INST): New.
8900 (TARGET_SIMD_F16INST): New.
8901 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
8902 ("fp"): Disabling "fp" also disables "fp16".
8903 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
8904 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
8905 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
8906 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
8908 2016-07-04 Jan Beulich <jbeulich@suse.com>
8910 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
8912 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8915 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
8916 the insns, use an insn form that does not adjust the offset on
8917 little endian systems.
8919 2016-07-01 Jan Beulich <jbeulich@suse.com>
8921 * varasm.c (get_variable_section): Validate initializer in
8922 named .bss-like sections.
8924 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
8926 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
8927 Exchange the order of the second and third operands in the vpermr
8928 instruction tmeplate.
8930 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
8933 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
8934 Disallow TDmode values.
8936 2016-07-01 Alan Modra <amodra@gmail.com>
8938 PR rtl-optimization/71709
8939 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
8940 being set, not referenced.
8942 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
8944 PR tree-optimization/70729
8945 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
8946 of loop since it can be not valid after transformation.
8948 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8950 * config/arm/arm.c (thumb_reload_in_hi): Delete.
8951 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
8953 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
8955 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
8958 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8961 * config/rs6000/constraints.md (wY constraint): New constraint to
8962 match the requirements for the LXSD and STXSD instructions.
8963 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
8964 predicate to match the requirements for the LXSD and STXSD
8966 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
8967 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
8968 to make sure that the bottom 2 bits of offset are 0, the address
8969 form is offsettable, and no updating is done in the address mode.
8970 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
8971 (movdi_internal32): Likewise
8972 (movdi_internal64): Likewise.
8974 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8976 PR tree-optimization/71707
8977 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
8978 strinfo even for ADDR_EXPR ptr.
8980 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8982 * config/rs6000/altivec.md (darn_32): Change the condition to
8983 TARGET_P9_MISC instead of TARGET_MODULO.
8984 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
8985 condition expression.
8986 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
8987 condition expression.
8988 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
8989 (DFP_TEST): New code iterator.
8990 (dfptstsfi_<code>_mode>): New define_expand.
8991 (*dfp_sgnfcnc_<mode>): New define_insn.
8992 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
8993 definition next to BU_P9_MISC_1 definition and change the MASK
8994 value to RS6000_BTM_P9_MISC.
8995 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
8996 (BU_P9_64BIT_MISC_0): Likewise.
8997 (BU_P9_DFP_MISC_0): New macro definition.
8998 (BU_P9_DFP_MISC_1): New macro definition.
8999 (BU_P9_DFP_MISC_2): New macro definition.
9000 (BU_P9_DFP_OVERLOAD_1): New macro definition.
9001 (BU_P9_DFP_OVERLOAD_2): New macro definition.
9002 (BU_P9_DFP_OVERLOAD_3): New macro definition.
9003 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
9004 (TSTSFI_LT_TD): Likewise.
9005 (TSTSFI_EQ_DD): Likewise.
9006 (TSTSFI_EQ_TD): Likewise.
9007 (TSTSFI_GT_DD): Likewise.
9008 (TSTSFI_GT_TD): Likewise.
9009 (TSTSFI_OV_DD): Likewise.
9010 (TSTSFI_OV_TD): Likewise.
9011 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
9012 (TSTSFI_LT_DD): Likewise.
9013 (TSTSFI_LT_TD): Likewise.
9014 (TSTSFI_EQ): Likewise.
9015 (TSTSFI_EQ_DD): Likewise.
9016 (TSTSFI_EQ_TD): Likewise.
9017 (TSTSFI_GT): Likewise.
9018 (TSTSFI_GT_DD): Likewise.
9019 (TSTSFI_GT_TD): Likewise.
9020 (TSTSFI_OV): Likewise.
9021 (TSTSFI_OV_DD): Likewise.
9022 (TSTSFI_OV_TD): Likewise.
9023 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9024 overloaded test significance functions.
9025 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9026 OPTION_MASK_P9_MISC into the representation of this mask.
9027 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
9029 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
9030 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
9032 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
9033 argument is a 6-bit unsigned literal value if the icode argument
9034 represents a DFP test significance built-in call.
9035 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
9036 flag used independently and in combination with the
9037 RS6000_BTM_64BIT flag.
9038 (rs6000_opt_masks): Add entry for power9-misc command-line option.
9039 (rs6000_builtin_mask_names): Add entry for power9-misc
9040 command-line option.
9041 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
9042 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
9043 RS6000_BTM_P9_MISC macros.
9044 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
9045 option and change the description of the -mpower9-vector option to
9046 enable only vector instructions, removing its erroneously claimed
9047 support for scalar instructions.
9048 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9049 the ISA 3.0 digital floating point test significance built-in
9052 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
9054 * config/aarch64/aarch64.c (cortexa35_tunings):
9055 Enable AES fusion. Use cortexa57_branch_cost.
9056 (cortexa53_tunings): Use cortexa57_branch_cost.
9057 (cortexa72_tunings): Use cortexa57_branch_cost.
9058 Use AUTOPREFETCHER_WEAK.
9059 (cortexa73_tunings): Use cortexa57_branch_cost.
9061 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9062 James Greenhalgh <james.greenhalgh@arm.com>
9064 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
9065 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
9066 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
9067 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
9068 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
9069 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
9070 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
9071 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
9072 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
9073 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
9074 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
9075 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
9076 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
9079 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
9080 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9082 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
9084 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
9086 2016-06-30 David Malcolm <dmalcolm@redhat.com>
9089 * gcc.c (driver::build_option_suggestions): Pass "option" to
9090 add_misspelling_candidates.
9091 * opts-common.c (add_misspelling_candidates): Add "option" param;
9092 use it to avoid adding negated forms for options marked with
9094 * opts.h (add_misspelling_candidates): Add "option" param.
9096 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9099 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
9100 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
9101 first when permuting bitwise operation with rotate. Cast
9102 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
9104 2016-06-29 David Malcolm <dmalcolm@redhat.com>
9106 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
9107 for misspelled param names.
9108 * params.c: Include spellcheck.h.
9109 (find_param_fuzzy): New function.
9110 * params.h (find_param_fuzzy): New prototype.
9111 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
9112 * spellcheck.h (struct edit_distance_traits<const char *>):
9115 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
9117 * config/rs6000/predicates.md (const_0_to_7_operand): New
9118 predicate, recognize 0..7.
9119 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
9120 support for doing extracts from V16QImode, V8HImode, V4SImode
9122 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
9123 vector extract support.
9124 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
9125 for ISA 3.0 vector extract.
9126 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
9127 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
9128 extracts of a constant element number from small integer vectors
9129 on 64-bit ISA 3.0 systems.
9130 (vsx_extract_<mode>_di): Likewise.
9131 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
9132 say when we can do ISA 3.0 vector extracts.
9133 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
9134 registers, using the stxsiwx instruction.
9136 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
9138 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
9139 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
9140 qdf24xx_regmove_cost, qdf24xx_tunings): New.
9141 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
9142 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
9143 * config/arm/arm.c (arm_qdf24xx_tune): New.
9145 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
9147 * config/aarch64/aarch64.c (cortexa53_tunings):
9148 Increase loop alignment to 8. Set function alignment to 16.
9149 (cortexa35_tunings): Likewise.
9150 (cortexa57_tunings): Increase loop alignment to 8.
9151 (cortexa72_tunings): Likewise.
9152 (cortexa73_tunings): Likewise.
9154 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
9156 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
9157 for arm_fp16_ok and arm_fp16_hw.
9158 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
9159 arm_fp16_alternative.
9161 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
9163 PR tree-optimization/71655
9164 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
9165 types when swapping operands.
9167 2016-06-29 Martin Liska <mliska@suse.cz>
9170 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
9171 * ipa-inline-transform.c (inline_call): Remove unnecessary call
9172 of build_optimization_node.
9174 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
9176 PR tree-optimization/70729
9177 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
9178 independent in loops having positive safelen value.
9179 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9180 it may be not valid after vectorization.
9182 2016-06-29 Jakub Jelinek <jakub@redhat.com>
9184 PR tree-optimization/71625
9185 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
9186 is sorted by ascending list->offset. If PTR is non-NULL and there is
9187 previous strinfo, call get_stridx_plus_constant.
9188 (get_stridx): Pass exp as second argument to get_addr_stridx.
9189 (addr_stridxptr): Add missing list = list->next, so that there can be
9190 more than one entries in the list. Bump limit from 16 to 32. Ensure
9191 the list is sorted by ascending list->offset.
9192 (get_stridx_plus_constant): Adjust so that it can be also called with
9193 ADDR_EXPR instead of SSA_NAME as PTR.
9194 (handle_char_store): Pass NULL_TREE as second argument to
9197 2016-06-29 Richard Biener <rguenther@suse.de>
9199 PR rtl-optimization/68961
9200 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
9202 2016-06-29 Richard Biener <rguenther@suse.de>
9205 * alias.c (component_uses_parent_alias_set_from): Handle
9206 type punning through union accesses by using the union alias set.
9207 * gimple.c (gimple_get_alias_set): Remove union type punning case.
9209 2016-07-29 Richard Biener <rguenther@suse.de>
9211 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
9212 precision not matching mode precision.
9214 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
9216 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
9217 pa_output_arg_descriptor.
9218 (call_val_symref_64bit_post_reload): Likewise.
9219 (call_val_powf_64bit_post_reload): Likewise.
9220 (sibcall_internal_symref_64bit): Likewise.
9221 (sibcall_value_internal_symref_64bit): Likewise.
9223 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9226 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
9227 a constant, force its SUBREG_REG into memory or register instead
9230 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9233 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
9234 * doc/invoke.texi (AVR Options): Document it.
9236 2016-06-28 Walter Lee <walt@tilera.com>
9238 * config/tilegx/linux.h: Do not include arch/icache.h
9239 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9240 * config/tilepro/linux.h: Do not include arch/icache.h
9241 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9243 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
9245 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
9246 for big-endian BIT_FIELD_REF.
9248 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
9250 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
9251 ('size' attribute): Add '128'.
9253 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
9254 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
9255 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
9256 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
9257 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
9258 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
9259 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
9260 *trunc<mode>df2_odd): Set size attribute to '128'.
9261 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
9262 * config/rs6000/power6.md (power6-fp): Include dfp type.
9263 * config/rs6000/power7.md (power7-fp): Likewise.
9264 * config/rs6000/power8.md (power8-fp): Likewise.
9265 * config/rs6000/power9.md: New file.
9266 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
9267 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
9268 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
9270 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
9271 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9272 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
9273 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
9274 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
9275 dfp_dscri_<mode>): Change type attribute to dfp.
9276 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
9277 attribute to vecsimple.
9278 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
9279 and prefetch streams.
9280 (rs6000_option_override_internal): Remove temporary code setting
9281 tuning to power8. Don't set rs6000_sched_groups for power9.
9282 (last_scheduled_insn): Change to rtx_insn *.
9283 (divide_cnt, vec_load_pendulum): New variables.
9284 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
9285 (rs6000_issue_rate): Set issue rate for Power9.
9286 (is_power9_pairable_vec_type): New.
9287 (power9_sched_reorder2): New.
9288 (rs6000_sched_reorder2): Call new function for Power9 specific
9290 (insn_must_be_first_in_group): Remove Power9.
9291 (insn_must_be_last_in_group): Likewise.
9292 (force_new_group): Likewise.
9293 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
9294 Initialize divide_cnt/vec_load_pendulum.
9295 (_rs6000_sched_context, rs6000_init_sched_context,
9296 rs6000_set_sched_context): Handle context save/restore of new
9299 2016-06-28 Richard Biener <rguenther@suse.de>
9301 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
9302 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
9303 COMPONENT_REF operand.
9304 (nonoverlapping_component_refs_p): Likewise.
9305 * stor-layout.c (start_bitfield_representative): Mark
9306 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
9308 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9310 * Makefile.in: Don't cat ../stage_current if it does not exist.
9312 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
9313 last argument is a bit-field.
9315 PR rtl-optimization/71673
9316 * internal-fn.c (expand_arith_overflow_result_store): Use
9317 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
9318 expand_simple_binop.
9321 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
9322 expand_ifn_atomic_compare_exchange): New functions.
9323 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
9324 * tree.h (build_call_expr_internal_loc): Rename to ...
9325 (build_call_expr_internal_loc_array): ... this. Fix up type of
9327 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
9328 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
9329 ATOMIC_COMPARE_EXCHANGE result.
9330 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
9331 * gimple-fold.h (optimize_atomic_compare_exchange_p,
9332 fold_builtin_atomic_compare_exchange): New prototypes.
9333 * gimple-fold.c (optimize_atomic_compare_exchange_p,
9334 fold_builtin_atomic_compare_exchange): New functions..
9335 * tree-ssa.c (execute_update_addresses_taken): If
9336 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
9337 of call when finding addressable vars, and if such var becomes
9338 non-addressable, call fold_builtin_atomic_compare_exchange.
9340 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
9343 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
9344 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
9346 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
9348 * config/rs6000/rs6000.md ('type' attribute): Add
9349 veclogical,veccmpfx,vecexts,vecmove insn types.
9350 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
9351 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
9352 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
9353 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
9354 *nabs<mode>2_hw): Change type to vecmove.
9355 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
9356 *boolcc<mode>3_internal, *eqv<mode>3_internal,
9357 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
9358 *ieee_128bit_vsx_abs<mode>2_internal,
9359 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
9360 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
9361 *ieee128_mtvsrd_32bit): Change type to veclogical.
9362 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
9363 *movdi_internal32, *movdi_internal64): Update insn types.
9364 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
9365 vsx_extract_<mode>): Change type to veclogical.
9366 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
9367 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
9368 *vsx_sign_extend_si_v2di): Change type to vecexts.
9369 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
9371 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
9372 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
9373 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
9374 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
9375 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9376 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
9377 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
9378 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
9379 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
9380 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
9381 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
9382 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
9383 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
9384 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
9385 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
9386 (ppc7450-vecsimple): Add veclogical, vecmove.
9387 (ppc7450-veccmp): Add veccmpfx.
9388 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
9390 (ppc8540_vector_compare): Add veccmpfx.
9391 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
9392 * config/rs6000/cell.md (cell-fp): Add fpsimple.
9393 (cell-vecsimple): Add veclogical, vecmove.
9394 (cell-veccmp): Add veccmpfx.
9395 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
9396 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
9398 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
9399 * config/rs6000/power4.md (power4-fp): Add fpsimple.
9400 (power4-vecsimple): Add veclogical, vecmove.
9401 (power4-veccmp): Add veccmpfx.
9402 * config/rs6000/power5.md (power5-fp): Add fpsimple.
9403 * config/rs6000/power6.md (power6-fp): Add fpsimple.
9404 (power6-vecsimple): Add veclogical, vecmove.
9405 (power6-veccmp): Add veccmpfx.
9406 * config/rs6000/power7.md (power7-fp): Add fpsimple.
9407 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
9408 * config/rs6000/power8.md (power8-fp): Add fpsimple.
9409 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
9410 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
9411 * config/rs6000/titan.md (titan_fp): Add fpsimple.
9412 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
9414 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
9416 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
9419 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9420 OPTION_MASK_P9_DFORM_VECTOR.
9421 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
9422 disable -mpower9-dform-vector when using reload.
9423 (quad_address_p): Remove 'gpr_p' argument and all associated code.
9424 New 'strict' argument. Update all callers. Add strict addressing
9426 (rs6000_legitimate_offset_address_p): Remove call to
9427 virtual_stack_registers_memory_p.
9428 (rs6000_legitimize_reload_address): Add quad address support.
9429 (rs6000_legitimate_address_p): Move call to quad_address_p above
9430 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
9431 to account for new strict usage.
9432 (rs6000_output_move_128bit): Adjust quad_address_p args to account
9433 for new strict usage.
9434 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
9436 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
9443 * config/i386/i386.c (ix86_spill_class): Disable condition to
9444 always return NO_REGS.
9446 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
9448 * predict.c: Include gimple-pretty-print.h
9449 (predicted_by_loop_heuristics_p): Check also
9450 PRED_LOOP_EXIT_WITH_RECURSION
9451 (predict_loops): Find self recursive calls and use special purpose
9452 predictors for them; dump log about decisions.
9453 (pass_profile::execute): Dump info about #of iterations.
9454 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
9455 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
9457 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
9459 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
9460 output_asm_insn calls and shorten long lines. Output .CALL
9461 argument descriptor using pa_output_arg_descriptor. Add various
9462 inline $$dyncall and other optimizations.
9463 (pa_attr_length_indirect_call): Adjust ordering and lengths.
9465 2016-06-25 Jakub Jelinek <jakub@redhat.com>
9467 PR tree-optimization/71643
9468 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
9471 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
9472 leak a bitmap if dep_bb is NULL.
9474 PR tree-optimization/71631
9475 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
9476 to rewrite_expr_tree even if negate_result, move new_lhs var
9477 declaration and initialization earlier, for powi_result set afterwards
9478 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
9479 if new_lhs != lhs, and don't shadow gsi var.
9481 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9483 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
9484 Add in_loop parameter.
9485 (predict_loops): Add loop guard heuristics.
9486 * predict.def (PRED_LOOP_GUARD): New heuristics.
9488 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9490 * predict.c: Include ipa-utils.h
9491 (tree_bb_level_prediction): Predict recursive calls.
9492 (tree_estimate_probability_bb): Skip inexpensive calls for call
9494 * predict.def (PRED_RECURSIVE_CALL): New.
9496 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9498 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
9499 (BU_FLOAT128_1): Likewise.
9501 (COPYSIGNQ): Likewise.
9502 (RS6000_BUILTIN_NANQ): Likewise.
9503 (RS6000_BUILTIN_NANSQ): Likewise.
9504 (RS6000_BUILTIN_INFQ): Likewise.
9505 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
9506 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
9507 (TARGET_FOLD_BUILTIN): New #define.
9508 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
9509 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
9510 (rs6000_fold_builtin): New target hook implementation, handling
9511 folding of 128-bit NaNs and infinities.
9512 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
9513 entries are filled in to avoid problems during bootstrap
9514 self-test; define builtins for 128-bit NaNs and infinities.
9515 (rs6000_opt_mask): Add entry for float128.
9516 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
9517 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
9518 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
9519 (const_str_type_node): New #define.
9520 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
9521 to a define_expand that dispatches to either copysign<mode>3_soft
9522 or copysign<mode>3_hard.
9523 (copysign<mode>3_hard): Rename from copysign<mode>3.
9524 (copysign<mode>3_soft): New define_insn.
9525 * doc/extend.texi: Document new builtins.
9527 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9529 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
9530 PRIu64 instead of lu.
9532 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
9535 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
9538 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9540 PR tree-optimization/71647
9541 * omp-low.c (lower_rec_input_clauses): Convert
9542 omp_clause_aligned_alignment (c) to size_type_node for the
9543 last argument of __builtin_assume_aligned.
9545 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
9547 * configure.ac (calling ___tls_get_addr via GOT): New
9548 assembler/linker check.
9549 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
9550 assembler and linker supports calling ___tls_get_addr via GOT.
9551 Otherise, defined to 0.
9552 * config.in: Regenerated.
9553 * configure: Likewise.
9554 * config/i386/constraints.md (Yb): New constraint.
9555 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
9556 (REG_CLASS_NAMES): Likewise.
9557 (REG_CLASS_CONTENTS): Likewise.
9558 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
9559 the b constraint with the Yb constraint. Call ___tls_get_addr
9560 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
9562 (*tls_local_dynamic_base_32_gnu): Likewise.
9563 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
9564 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
9565 (*tls_local_dynamic_base_64_<mode>): Likewise.
9567 2016-06-24 Martin Liska <mliska@suse.cz>
9569 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
9570 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
9572 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
9573 argument to true if the expected number of iterations is
9576 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
9578 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
9579 assemble for 32bit target.
9580 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
9581 and $ld_ix86_gld_32_opt to link for 32bit target.
9582 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
9583 * configure: Regenerate.
9585 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9587 * config/arm/arm.c (int_log2): Delete definition and prototype.
9588 (shift_op): Use exact_log2 instead of int_log2.
9589 (vfp3_const_double_for_fract_bits): Likewise.
9591 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9593 * internal-fn.c (expand_arith_set_overflow): New function.
9594 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
9596 (expand_arith_overflow_result_store): Likewise. Handle precision
9597 smaller than mode precision.
9598 * tree-vrp.c (extract_range_basic): For imag part, handle
9599 properly signed 1-bit precision result.
9600 * doc/extend.texi (__builtin_add_overflow): Document that last
9601 argument can't be pointer to enumerated or boolean type.
9602 (__builtin_add_overflow_p): Document that last argument can't
9603 have enumerated or boolean type.
9605 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9606 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9608 * config/rs6000/predicates.md (splat_input_operand): Rework.
9609 Don't allow constants, since the insns that use this predicate
9610 don't support constants. Constants are handled by other insns
9611 that are created via combine. During and after register
9612 allocation, only allow indexed or indirect addresses, and not
9613 general addresses. Only allow modes supported by the hardware.
9614 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
9615 comment. Move check for using VSPLTIS<x> to a common location,
9616 instead of doing it in two different places.
9618 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
9620 * config/i386/driver-i386.c (host_detect_local_cpu): Set
9621 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
9622 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
9623 signature_CENTAUR_ebx.
9625 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
9629 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
9630 (as_ix86_gas_32_opt): This.
9631 (ld_ix86_tls_ldm_opt): Renamed to ...
9632 (ld_ix86_gld_32_opt): This.
9633 (R_386_TLS_LDM reloc): Updated.
9634 (R_386_GOT32X reloc): New assembler/linker check.
9635 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
9636 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
9638 * config.in: Regenerated.
9639 * configure: Likewise.
9640 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
9641 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
9642 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
9643 if ix86_force_load_from_GOT_p returns true.
9644 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
9645 ix86_force_load_from_GOT_p returns true.
9646 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
9647 the external function address via the GOT slot.
9648 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
9649 HAVE_AS_IX86_GOT32X before returning false.
9650 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
9651 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
9653 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
9655 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
9657 2016-06-23 Andi Kleen <ak@linux.intel.com>
9659 * Makefile.in: Regenerate.
9660 * doc/install.texi: Document autoprofiledbootstrap.
9662 2016-06-23 Andi Kleen <ak@linux.intel.com>
9664 * config/i386/gcc-auto-profile: New file.
9666 2016-06-23 Martin Liska <mliska@suse.cz>
9669 * predict.c (predict_loops): Revert the hunk that was removed
9672 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
9674 * config.gcc: Add support for arm*-*-phoenix* targets.
9675 * config/arm/t-phoenix: New.
9676 * config/phoenix.h: New.
9678 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
9679 H.J. Lu <hongjiu.lu@intel.com>
9682 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
9683 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
9684 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
9685 ix86_force_load_from_GOT_p returns true.
9686 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
9687 ix86_force_load_from_GOT_p returns true.
9688 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
9689 ix86_force_load_from_GOT_p returns true.
9690 (ix86_expand_move): Load the external function address via the
9691 GOT slot if ix86_force_load_from_GOT_p returns true.
9692 * config/i386/predicates.md (x86_64_immediate_operand): Return
9693 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
9694 (x86_64_zext_immediate_operand): Ditto.
9696 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
9698 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
9700 2016-06-22 David Malcolm <dmalcolm@redhat.com>
9703 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
9704 * diagnostic.c (pedwarn_at_rich_loc): New function.
9705 * spellcheck.h (best_match::best_match): Add a
9706 "best_distance_so_far" optional parameter.
9707 (best_match::set_best_so_far): New method.
9708 (best_match::get_best_distance): New accessor.
9709 (best_match::get_best_candidate_length): New accessor.
9711 2016-06-22 Nick Clifton <nickc@redhat.com>
9713 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
9714 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
9715 modes are accepted as well.
9716 (ucompare_loc_descriptor): Likewise.
9717 (minmax_loc_descriptor): Likewise.
9718 (clz_loc_descriptor): Likewise.
9719 (popcount_loc_descriptor): Likewise.
9720 (bswap_loc_descriptor): Likewise.
9721 (rotate_loc_descriptor): Likewise.
9722 (mem_loc_descriptor): Likewise.
9723 (loc_descriptor): Likewise.
9725 2016-06-22 David Malcolm <dmalcolm@redhat.com>
9727 * common.opt (fdiagnostics-parseable-fixits): New option.
9728 * diagnostic.c: Include "selftest.h".
9729 (print_escaped_string): New function.
9730 (print_parseable_fixits): New function.
9731 (diagnostic_report_diagnostic): Call print_parseable_fixits.
9732 (selftest::assert_print_escaped_string): New function.
9733 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
9734 (selftest::test_print_escaped_string): New function.
9735 (selftest::test_print_parseable_fixits_none): New function.
9736 (selftest::test_print_parseable_fixits_insert): New function.
9737 (selftest::test_print_parseable_fixits_remove): New function.
9738 (selftest::test_print_parseable_fixits_replace): New function.
9739 (selftest::diagnostic_c_tests): New function.
9740 * diagnostic.h (struct diagnostic_context): Add field
9741 "parseable_fixits_p".
9742 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
9743 -fdiagnostics-parseable-fixits.
9744 (-fdiagnostics-parseable-fixits): New option.
9745 * opts.c (common_handle_option): Handle
9746 -fdiagnostics-parseable-fixits.
9747 * selftest-run-tests.c (selftest::run_tests): Call
9748 selftest::diagnostic_c_tests.
9749 * selftest.h (selftest::diagnostic_c_tests): New prototype.
9751 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
9753 PR tree-optimization/71488
9754 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
9755 comparison of boolean vectors.
9756 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
9757 of boolean vectors using bitwise operations.
9759 2016-06-22 Andreas Schwab <schwab@suse.de>
9761 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
9764 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
9766 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
9768 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
9770 * config/i386/i386.c (print_reg): Emit an error message on attempt to
9773 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9775 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
9776 * config/arm/arm-cores.def (cortex-a73): New entry.
9777 (cortex-a73.cortex-a35): Likewise.
9778 (cortex-a73.cortex-a53): Likewise.
9779 * config/arm/arm-tables.opt: Regenerate.
9780 * config/arm/arm-tune.md: Likewise.
9781 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
9782 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
9783 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
9784 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
9785 * doc/invoke.texi (ARM Options): Document cortex-a73,
9786 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
9788 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9790 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
9791 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
9792 (cortex-a73.cortex-a35): Likewise.
9793 (cortex-a73.cortex-a53): Likewise.
9794 * config/aarch64/aarch64-tune.md: Regenerate.
9795 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
9796 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
9799 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9801 * configure.ac (gcc_cv_as_compress_debug): Remove
9802 --compress-debug-sections as extra as switch.
9803 Handle gas --compress-debug-sections=type.
9804 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
9805 Handle gld --compress-debug-sections=type.
9806 * configure: Regenerate.
9808 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
9810 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
9812 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
9814 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
9815 (do_rewrite): likewise.
9817 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9819 * common/config/mep/mep-common.c: Remove.
9820 * config.gcc: Remove mep-* support.
9821 * config/mep/constraints.md: Remove.
9822 * config/mep/default.h: Remove.
9823 * config/mep/intrinsics.h: Remove.
9824 * config/mep/intrinsics.md: Remove.
9825 * config/mep/ivc2-template.h: Remove.
9826 * config/mep/mep-c5.cpu: Remove.
9827 * config/mep/mep-core.cpu: Remove.
9828 * config/mep/mep-default.cpu: Remove.
9829 * config/mep/mep-ext-cop.cpu: Remove.
9830 * config/mep/mep-intrin.h: Remove.
9831 * config/mep/mep-ivc2.cpu: Remove.
9832 * config/mep/mep-pragma.c: Remove.
9833 * config/mep/mep-protos.h: Remove.
9834 * config/mep/mep.c: Remove.
9835 * config/mep/mep.cpu: Remove.
9836 * config/mep/mep.h: Remove.
9837 * config/mep/mep.md: Remove.
9838 * config/mep/mep.opt: Remove.
9839 * config/mep/predicates.md: Remove.
9840 * config/mep/t-mep: Remove.
9841 * doc/install.texi: Remove mep-* documentation.
9842 * doc/md.texi: Likewise.
9844 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9846 * config.gcc: Remove support for avr-rtems.
9847 * config/avr/gen-avr-mmcu-specs.c: Likewise.
9848 * config/avr/rtems.h: Remove.
9849 * config/avr/t-rtems: Remove.
9851 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9853 * config.gcc: Remove m32r-rtems support.
9854 * config/m32r/rtems.h: Remove.
9856 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9858 * config.gcc: Remove h8300-rtems support.
9859 * config/h8300/rtems.h: Remove.
9860 * config/h8300/t-rtems: Remove.
9862 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9864 * config.gcc: Remove support for knetbsd.
9865 * configure.ac: Likewise.
9866 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
9867 * config/knetbsd-gnu.h: Remove.
9868 * configure: Regenerate.
9870 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9872 * config.gcc: Remove support for openbsd 2 and 3.
9873 * config/openbsd-oldgas.h: Remove.
9875 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9877 * config.gcc: Remove interix support.
9878 * config/i386/i386-interix.h: Remove.
9879 * config/i386/interix.opt: Remove.
9880 * config/i386/t-interix: Remove.
9881 * configure: Regenerate.
9882 * configure.ac: Remove interix support.
9883 * doc/install.texi: Remove interix documentation.
9885 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
9887 * config/rs6000/rs6000.h: Add conditional preprocessing directives
9888 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
9891 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9893 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
9894 they are both PLACEHOLDER_EXPRs.
9896 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9898 * stor-layout.c (layout_type): Move setting complex MODE to
9899 layout_type, instead of setting it ahead of time by the caller.
9900 * tree.c (build_complex_type): Likewise.
9902 2016-06-21 Martin Liska <mliska@suse.cz>
9904 * predict.c (force_edge_cold): Replace imposisble with
9907 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9909 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
9910 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
9912 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9914 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
9916 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
9917 Ilya Enkovich <ilya.enkovich@intel.com>
9920 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9921 New member function to convert V1TImode register to SUBREG
9922 TImode in debug insn.
9923 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
9924 after changing register mode to V1TImode.
9926 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
9928 * config/aarch64/aarch64-cores.def (vulcan): New core.
9929 * config/aarch64/aarch64-tune.md: Regenerate.
9930 * doc/invoke.texi: Document vulcan as an available option.
9932 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9934 * cse.c (canon_asm_operands): New function extracted from...
9935 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
9936 either standalone or member of a PARALLEL.
9938 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9941 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
9942 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
9943 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
9945 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9948 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
9949 constant addresses if can_create_pseudo_p.
9951 2016-06-21 Jakub Jelinek <jakub@redhat.com>
9953 PR tree-optimization/71588
9954 * tree-ssa-strlen.c (valid_builtin_call): New function.
9955 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
9958 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9961 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
9962 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
9963 for conversion of scalar user var to complex type and use the
9964 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
9967 PR rtl-optimization/71591
9968 * toplev.c (toplev::run_self_tests): If no_backend, complain and
9969 don't run any tests.
9971 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
9974 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
9975 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
9976 space for PIC with non-v32 and the common non-PIC "jump".
9978 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9981 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
9982 returned values and add UN*/LTGT/*ORDERED cases with values matching
9983 D operand modifier on vcmp for AVX.
9985 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9987 * config/aarch64/aarch64.opt
9988 (mpc-relative-literal-loads): Rename internal option name.
9989 * config/aarch64/aarch64.c
9990 (aarch64_nopcrelative_literal_loads): Rename to
9991 aarch64_pcrelative_literal_loads.
9992 (aarch64_expand_mov_immediate): Likewise.
9993 (aarch64_secondary_reload): Likewise.
9994 (aarch64_can_use_per_function_literal_pools_p): Likewise.
9995 (aarch64_override_options_after_change_1): Rename and simplify logic.
9996 (aarch64_classify_symbol): Merge large model checks into switch,
9997 remove pc-relative load check.
9999 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10001 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
10002 costs relative to the cost of a register move.
10004 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10006 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
10007 (vcvt_n_f64_u64): Likewise.
10008 (vcvt_n_s64_f64): Likewise.
10009 (vcvt_n_u64_f64): Likewise.
10010 (vcvt_f64_s64): Likewise.
10011 (vrecpe_f64): Likewise.
10012 (vcvt_f64_u64): Likewise.
10013 (vrecps_f64): Likewise.
10015 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10017 * config/aarch64/aarch64.md
10018 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
10020 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
10022 * config/aarch64/aarch64-builtins.c
10023 (aarch64_types_binop_uss_qualifiers): Delete.
10024 (TYPES_BINOP_USS): Likewise.
10025 (aarch64_types_binop_sus_qualifiers): Likewise.
10026 (TYPES_BINOP_SUS): Likewise.
10027 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
10028 (TYPES_FCVTIMM_SUS): Likewise.
10029 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
10031 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
10032 (fcvtzs): Use SHIFTIMM rather than BINOP.
10033 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
10035 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10037 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
10038 costs relative to the cost of a register move.
10040 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10042 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
10043 Allow scalar/single vector modes to be tieable.
10045 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10047 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
10049 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10051 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
10053 * tree.h (TYPE_ALIGN): Likewise.
10055 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10058 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
10060 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10062 * config/avr/avr.c (avr_print_operand): Fix "format not a string
10063 literal" build warnings.
10064 (avr_print_operand_address): Dito.
10066 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
10069 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
10070 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
10072 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
10074 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
10076 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
10079 * reload1.c (reload): Pass 0 to finish_spills when called because
10080 update_eliminables_and_spill returns true and remove did_spill.
10081 (finish_spills): Adjust comment and document GLOBAL parameter.
10083 2016-06-17 DJ Delorie <dj@redhat.com>
10086 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
10087 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
10088 (umulqihi3_virt): Likewise.
10089 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
10090 (umulqihi3_real): Likewise.
10092 2016-06-17 Martin Liska <mliska@suse.cz>
10094 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
10096 2016-06-17 Martin Liska <mliska@suse.cz>
10098 * predict.def: PRED_LOOP_EXIT from 92 to 85.
10100 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
10102 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
10104 (vaddq_f32): Likewise.
10105 (vmul_f32): Likewise.
10106 (vmulq_f32): Likewise.
10107 (vsub_f32): Likewise.
10108 (vsubq_f32): Likewise.
10110 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10112 PR tree-optimization/71347
10113 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
10114 cost for all uses in group.
10116 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10118 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
10119 insert gimple seq if it's not empty.
10121 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10123 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
10125 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
10126 rather than OFFSET.
10127 (comp_dr_with_seg_len_pair): Ditto.
10128 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
10129 struct dr_with_seg_len_pair against DR_OFFSET.
10130 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
10131 DR_OFFSET directly.
10133 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
10135 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
10137 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
10139 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
10140 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
10141 (pa_output_millicode_call): Likewise.
10142 (pa_output_call): Likewise.
10143 (pa_output_indirect_call): Likewise.
10144 (pa_asm_output_mi_thunk): Likewise.
10146 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10148 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
10150 2016-06-16 Martin Liska <mliska@suse.cz>
10152 * predict.c (combine_predictions_for_insn): When we find a first
10153 match predictor, we should consider just predictors with
10154 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
10155 DS theory predictor.
10156 (combine_predictions_for_bb): Likewise.
10158 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10160 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
10161 with base of reference to struct.
10163 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10165 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
10167 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10170 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
10171 progmem_swtable_section.
10172 (progmem_swtable_section): Remove.
10173 (avr_asm_function_rodata_section): Remove.
10174 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10175 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
10177 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
10179 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10180 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
10181 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
10182 signature_CENTAUR_ebx.
10183 * config/i386/i386.c (ix86_option_override_internal): Add
10184 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
10185 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
10186 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
10188 2016-06-16 Martin Liska <mliska@suse.cz>
10190 * predict.def: Add fortran loop preheader predictor.
10191 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
10192 fold IFN_BUILTIN_EXPECT with a known constant argument.
10194 2016-06-16 Martin Liska <mliska@suse.cz>
10196 * predict.def: Add 'Fortran' to display text of all
10197 PRED_FORTRAN_* predictors.
10199 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10202 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
10203 [IA64_BUILTIN_NANSQ]: Ditto.
10204 (ia64_fold_builtin): New function.
10205 (TARGET_FOLD_BUILTIN): New define.
10206 (ia64_init_builtins) Declare const_string_type node.
10207 Add __builtin_nanq and __builtin_nansq builtin functions.
10208 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
10210 2016-06-16 Nick Clifton <nickc@redhat.com>
10212 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
10213 MSP430_HWMULT_ prefix to enum values.
10214 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
10215 * config/msp430/msp430.c: Update use of enum values.
10216 * config/msp430/msp430.md: Likewise.
10217 * config/msp430/msp430.opt: Likewise.
10219 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
10221 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
10222 of comparsions in the last iteration.
10224 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10225 Joern Rennecke <joern.rennecke@embecosm.com>
10227 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
10229 (arc_needs_pcl_p): Add GOTOFFPC.
10230 (arc_legitimate_pic_addr_p): Likewise.
10231 (arc_output_pic_addr_const): Likewise.
10232 (arc_legitimize_pic_address): Generate a pc-relative address using
10234 (arc_output_libcall): Use @pcl syntax.
10235 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
10236 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
10237 (*movsi_insn): Use @pcl syntax.
10238 (doloop_begin_i): Likewise.
10240 2016-06-16 Martin Liska <mliska@suse.cz>
10242 * predict.def: Define a new predictor.
10244 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10246 * config/arc/arc.opt (mtp-regno): Update text.
10248 2016-06-16 Renlin Li <renlin.li@arm.com>
10250 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
10252 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10255 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
10256 (setcc + and peephole2): Likewise.
10258 PR rtl-optimization/71532
10259 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
10262 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
10264 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
10265 DImode constants with XXSPLTIB in vector registers.
10266 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
10267 vsx_extract_<mode>_internal{1,2} into a single insn that handles
10268 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
10269 extraction of the element at the top of the register as a scalar
10271 (vsx_extract_<mode>_internal1): Likewise.
10272 (vsx_extract_<mode>_internal2): Likewise.
10273 * config/rs6000/constraints.md (wi constraint): Remove a comment
10274 about DImode not being allowed in Altivec registers.
10275 (wB constraint): New constraint for constants that can be
10276 generated in Altivec registers with VSPLTISW/VUPKHSW.
10277 * config/rs6000/predicates.md (xxspltib_constant_split): Update
10279 (xxspltib_constant_nosplit): Likewise.
10280 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
10281 support for -mupper-regs-di to enable DImode to go into Altivec
10283 (POWERPC_MASKS): Likewise.
10284 (power7 cpu): Likewise.
10285 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
10286 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
10287 for DImode being allowed in Altivec registers. Update wi/wj
10288 constraints. Set scalar_in_vmx_p flag.
10289 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
10290 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
10291 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
10292 (rs6000_opt_masks): Add -mupper-regs-di.
10293 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
10294 direct move to use wi and not wj.
10295 (lfiwzx): Likewise.
10296 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
10298 (floatunssi<mode>2_lfiwzx_mem): Likewise.
10299 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
10300 any VSX register, instead of just Altivec registers, to allow
10301 either operand to be an Altivec register or both.
10302 (fixuns_trunc<mode>di2_fctiduz): Likewise.
10303 (movdi_internal32): Add support for -mupper-regs-di. Add support
10304 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
10305 the alternatives and attributes to be lined up to be easier to
10307 (movdi_internal64): Likewise.
10308 (64-bit DImode splitters): Change predicates to only split loading
10309 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
10310 load constants in ISA 3.0 or ISA 2.07 respectively.
10311 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10312 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
10313 mention -mcpu=power9 sets these options.
10314 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
10317 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10320 * config/avr/avr.c (avr_set_current_function): Warn misspelled
10321 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
10322 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
10323 by default to warn misspelled interrupt/ signal handler.
10324 * doc/invoke.texi (AVR Options): Document it. Update description
10325 for -nodevicelib option.
10327 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10329 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
10330 up parentheses. Use GET_MODE_UNIT_BITSIZE.
10331 (aarch64_<sur>shll2_n<mode>): Likewise.
10333 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
10335 PR middle-end/71529
10336 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
10337 DECL_CONTEXT for copied arguments.
10339 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10341 PR tree-optimization/71483
10342 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
10345 2016-06-15 Martin Liska <mliska@suse.cz>
10347 * predict.c (tree_predict_by_opcode): Call predict_edge_def
10348 instead of predict_edge w/o a probability.
10350 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10352 PR tree-optimization/71439
10353 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
10356 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10358 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
10359 register subregs in SET_SRC.
10361 2016-06-15 Richard Biener <rguenther@suse.de>
10363 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
10364 store restrictions.
10366 2016-06-15 Richard Biener <rguenther@suse.de>
10368 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
10369 not consider dependences between accesses that belong to the
10371 (vect_analyze_data_ref_dependences): Do not analyze read-read
10372 or self-dependences.
10374 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10376 * spellcheck-tree.c: Include spellcheck-tree.h rather than
10378 (find_closest_identifier): Reimplement in terms of
10379 best_match<tree,tree>.
10380 * spellcheck-tree.h: New file.
10381 * spellcheck.c (struct edit_distance_traits<const char *>): New
10383 (find_closest_string): Reimplement in terms of
10384 best_match<const char *, const char *>.
10385 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
10386 overload to spellcheck-tree.h.
10387 (find_closest_identifier): Likewise.
10388 (struct edit_distance_traits<T>): New template.
10389 (class best_match): New class.
10391 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10393 * selftest-run-tests.c (selftest::run_tests): Call
10394 selftest::spellcheck_tree_c_tests.
10395 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
10396 * spellcheck-tree.c: Include selftest.h and stringpool.h.
10397 (selftest::test_find_closest_identifier): New function.
10398 (selftest::spellcheck_tree_c_tests): New function.
10399 * spellcheck.c (selftest::test_find_closest_string): Verify that
10400 the order of the vec does not affect the results for this case.
10401 (selftest::test_data): New array.
10402 (selftest::test_metric_conditions): New function.
10403 (selftest::spellcheck_c_tests): Add a test of case-comparison.
10404 Call selftest::test_metric_conditions.
10406 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10408 * config/rs6000/rs6000-builtin.def (commentary): Typo.
10409 (BU_P9_MISC_1): Likewise.
10410 (BU_P9_64BIT_MISC_0): Likewise.
10411 (BU_P9_MISC_0): Likewise.
10413 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10415 * gcc-rich-location.c
10416 (gcc_rich_location::add_fixit_misspelled_id): New method.
10417 * gcc-rich-location.h
10418 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
10420 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
10422 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
10423 FreeBSD 11 and above.
10425 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
10427 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
10429 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10431 * expmed.h: Close parenthesis in "at your option" in copyright
10433 * lower-subreg.h: Likewise.
10435 2016-06-14 Richard Biener <rguenther@suse.de>
10437 PR middle-end/71526
10438 * genmatch.c (expr::gen_transform): Use in_type for comparisons
10441 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10443 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
10445 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
10446 mask+shift version.
10447 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
10449 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
10450 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
10452 2016-06-14 Richard Biener <rguenther@suse.de>
10454 PR tree-optimization/71522
10455 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
10456 copying into float copying.
10458 2016-06-14 Jakub Jelinek <jakub@redhat.com>
10460 PR tree-optimization/71520
10461 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
10462 (replace_block_by): Move user labels from bb1 to bb2.
10464 2016-06-14 Richard Biener <rguenther@suse.de>
10466 PR middle-end/71310
10468 * expr.h (get_bit_range): Declare.
10469 * expr.c (get_bit_range): Export.
10470 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
10471 word_mode again to constrain the bitfield access.
10473 2016-06-14 Richard Biener <rguenther@suse.de>
10475 PR tree-optimization/71521
10476 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
10477 division int_const_binop against zero divisor.
10479 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10481 * config/i386/i386.md (signbittf2): New expander.
10482 * config/i386/sse.md (ptesttf2): New insn pattern.
10484 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10487 * input.c (selftest::test_reading_source_line): Avoid reading from
10488 __FILE__ by creating a tempfile with known content and reading
10491 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10493 * pretty-print.c (assert_pp_format_colored): Skip the test if
10495 (test_pp_format): Remove comment about GCC_COLORS.
10497 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10499 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
10500 * pretty-print.c (assert_pp_format_va): Add location param and use
10501 it with ASSERT_STREQ_AT.
10502 (assert_pp_format): Add location param and pass it to
10503 assert_pp_format_va.
10504 (assert_pp_format_colored): Likewise.
10505 (ASSERT_PP_FORMAT_1): New.
10506 (ASSERT_PP_FORMAT_2): New.
10507 (ASSERT_PP_FORMAT_3): New.
10508 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
10509 explicitly, or implicitly via the above macros.
10510 * selftest.c (selftest::pass): Use a selftest::location rather
10511 than file and line.
10512 (selftest::fail): Likewise. Print the function name.
10513 (selftest::fail_formatted): Likewise.
10514 (selftest::assert_streq): Use a selftest::location rather than
10516 * selftest.h (selftest::location): New struct.
10517 (SELFTEST_LOCATION): New macro.
10518 (selftest::pass): Accept a const location & rather than file
10520 (selftest::fail): Likewise.
10521 (selftest::fail_formatted): Likewise.
10522 (selftest::assert_streq): Likewise.
10523 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
10524 (ASSERT_FALSE): Likewise.
10525 (ASSERT_EQ): Likewise.
10526 (ASSERT_NE): Likewise.
10527 (ASSERT_STREQ): Likewise.
10528 (ASSERT_PRED1): Likewise.
10529 (ASSERT_STREQ_AT): New macro.
10531 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10533 * selftest.c (selftest::fail_formatted): New function.
10534 (selftest::assert_streq): New function.
10535 * selftest.h (selftests::fail_formatted): New decl.
10536 (selftest::assert_streq): New decl.
10537 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
10539 2016-06-13 Jeff Law <law@redhat.com>
10541 PR tree-optimization/71403
10542 * tree-ssa-threadbackward.c
10543 (convert_and_register_jump_thread_path): No longer accept reference
10544 to path. Do not pop items off the path anymore.
10545 (fsm_find_control_statement_thread_paths): Do not allow threading
10546 to a deeper loop nest. Pop the last item off the path here rather
10547 than in convert_and_register_jump_thread_path.
10549 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10550 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
10552 [AArch64] Emit division using the Newton series
10554 * config/aarch64/aarch64-protos.h
10555 (cpu_approx_modes): Add new member "division".
10556 (aarch64_emit_approx_div): Declare new function.
10557 * config/aarch64/aarch64.c
10558 (generic_approx_modes): New member "division".
10559 (exynosm1_approx_modes): Likewise.
10560 (xgene1_approx_modes): Likewise.
10561 (aarch64_emit_approx_div): Define new function.
10562 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
10563 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
10564 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
10565 * doc/invoke.texi (-mlow-precision-div): Describe new option.
10567 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10568 Wilco Dijkstra <wilco.dijkstra@arm.com>
10570 [AArch64] Emit square root using the Newton series
10572 * config/aarch64/aarch64-protos.h
10573 (aarch64_emit_approx_rsqrt): Replace with new function
10574 "aarch64_emit_approx_sqrt".
10575 (cpu_approx_modes): New member "sqrt".
10576 * config/aarch64/aarch64.c
10577 (generic_approx_modes): New member "sqrt".
10578 (exynosm1_approx_modes): Likewise.
10579 (xgene1_approx_modes): Likewise.
10580 (aarch64_emit_approx_rsqrt): Replace with new function
10581 "aarch64_emit_approx_sqrt".
10582 (aarch64_override_options_after_change_1): Handle new option.
10583 * config/aarch64/aarch64-simd.md
10584 (rsqrt<mode>2): Use new function instead.
10585 (sqrt<mode>2): New expansion and insn definitions.
10586 * config/aarch64/aarch64.md: Likewise.
10587 * config/aarch64/aarch64.opt
10588 (mlow-precision-sqrt): Add new option description.
10589 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
10591 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10593 [AArch64] Add more choices for the reciprocal square root approximation
10595 Allow a target to prefer such operation depending on the operation mode.
10597 * config/aarch64/aarch64-protos.h
10598 (AARCH64_APPROX_MODE): New macro.
10599 (AARCH64_APPROX_{NONE,ALL}): Likewise.
10600 (cpu_approx_modes): New structure.
10601 (tune_params): New member "approx_modes".
10602 * config/aarch64/aarch64-tuning-flags.def
10603 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
10604 * config/aarch64/aarch64.c
10605 (generic_approx_modes): New core "cpu_approx_modes" structure.
10606 (exynosm1_approx_modes): Likewise.
10607 (xgene1_approx_modes): Likewise.
10608 (generic_tunings): New member "approx_modes".
10609 (cortexa35_tunings): Likewise.
10610 (cortexa53_tunings): Likewise.
10611 (cortexa57_tunings): Likewise.
10612 (cortexa72_tunings): Likewise.
10613 (exynosm1_tunings): Likewise.
10614 (thunderx_tunings): Likewise.
10615 (xgene1_tunings): Likewise.
10616 (use_rsqrt_p): New argument for the mode and use new member from
10618 (aarch64_builtin_reciprocal): Devise mode from builtin.
10619 (aarch64_optab_supported_p): New argument for the mode.
10620 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
10622 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
10624 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
10625 RS6000_BTM_MODULO flag into the set of flags that are considered
10626 to be part of the common configuration.
10628 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
10630 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
10631 difference unsigned.
10632 (vec_absdb): New macro for vector absolute difference unsigned
10634 (vec_absdh): New macro for vector absolute difference unsigned
10636 (vec_absdw): New macro for vector absolute difference unsigned word.
10637 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
10638 (vadu<mode>3): New insn.
10639 (*p9_vadu<mode>3): New insn.
10640 * config/rs6000/rs6000-builtin.def (vadub): New built-in
10642 (vaduh): New built-in definition.
10643 (vaduw): New built-in definition.
10644 (vadu): New overloaded built-in definition.
10645 (vadub): New overloaded built-in definition.
10646 (vaduh): New overloaded built-in definition.
10647 (vaduw): New overloaded built-in definition.
10648 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10649 overloaded vector absolute difference unsigned functions.
10650 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10651 the ISA 3.0 vector absolute difference unsigned built-in functions.
10653 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
10655 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
10656 update shared_lookup_references only once after changing operands.
10658 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
10660 PR middle-end/71373
10661 * tree-nested.c (convert_nonlocal_omp_clauses)
10662 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
10664 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
10665 * tree.def (CASE_LABEL_EXPR): Likewise.
10667 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10670 * input.c (test_builtins): Fix an assertion.
10672 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10674 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
10675 (paritysi2): Ditto.
10677 (isinf<mode>2): Ditto.
10679 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10681 * ggc-tests.c (test_finalization): Only test need_finalization_p
10682 for GCC_VERSION >= 4003.
10684 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10686 * config/s390/vecintrin.h: Fix file description in comment.
10688 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10690 * config/s390/s390-builtin-types.def: Change builtin type naming
10691 scheme to match builtin-types.def.
10693 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
10695 * fold-const.c (optimize_minmax_comparison): Remove.
10696 (fold_comparison): Remove call to the above.
10697 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
10698 New transformations.
10700 2016-06-13 Alan Hayward <alan.hayward@arm.com>
10702 PR tree-optimization/71416
10703 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
10706 2016-06-13 Martin Liska <mliska@suse.cz>
10708 * predict.c (enum predictor_reason): Prefix enum with REASON_.
10709 (combine_predictions_for_insn): Likewise.
10710 (prune_predictions_for_bb): Likewise.
10711 (combine_predictions_for_bb): Likewise.
10713 2016-06-13 Richard Biener <rguenther@suse.de>
10715 PR tree-optimization/71505
10716 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
10717 assert match comment.
10719 2016-06-13 Marek Polacek <polacek@redhat.com>
10721 PR middle-end/71476
10722 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
10723 gimplify_switch_expr.
10724 (warn_switch_unreachable_r): New function.
10726 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10729 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
10732 2016-06-13 Richard Biener <rguenther@suse.de>
10734 PR middle-end/64516
10735 * fold-const.c (fold_unary_loc): Preserve alignment when
10736 folding a VIEW_CONVERT_EXPR into a MEM_REF.
10738 2016-06-13 Martin Liska <mliska@suse.cz>
10741 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
10742 w/ -fsanitize=bounds.
10744 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
10746 * config/i386/i386.c (ix86_init_builtins): Calculate
10747 FLOAT128_FTYPE_CONST_STRING function type only once.
10748 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
10749 built-in functions are available for x86-32 and x86-64 targets.
10751 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
10754 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
10755 New primitive type.
10756 (FLOAT128_FTYPE_CONST_STRING): New function type.
10757 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
10758 [IX86_BUILTIN_NANSQ]: Ditto.
10759 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
10760 (ix86_init_builtin_types): Declare const_string_type_node.
10761 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
10763 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
10764 * doc/extend.texi (x86 Built-in Functions): Document
10765 __builtin_nanq and __builtin_nansq.
10767 2016-06-11 Jiong Wang <jiong.wang@arm.com>
10770 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
10771 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
10772 length for pop patterns.
10773 (arm_attr_length_push_multi): Update comments.
10774 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
10776 (*pop_multiple_with_writeback_and_return): Likewise.
10777 (*pop_multiple_with_return): Likewise.
10779 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
10781 PR middle-end/71310
10782 * fold-const.c (optimize_bit_field_compare): Don't try to use
10783 word_mode unconditionally for reading the bit field, look at
10784 DECL_BIT_FIELD_REPRESENTATIVE instead.
10786 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10788 PR middle-end/71478
10789 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
10790 vector integer type.
10792 2016-06-10 Jakub Jelinek <jakub@redhat.com>
10794 PR middle-end/71494
10795 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
10796 without LABEL_DECL, set *handled_ops_p to false instead of true.
10798 2016-06-10 Martin Sebor <msebor@redhat.com>
10801 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
10802 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
10803 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
10805 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
10806 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
10807 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
10808 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
10809 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
10810 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
10811 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
10812 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
10814 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10816 * config/arm/arm.h (pool_vector_label,
10817 return_used_this_function): Remove.
10819 2016-06-10 Jeff Law <law@redhat.com>
10821 PR tree-optimization/71335
10822 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
10823 zero length paths here.
10824 (convert_and_register_jump_thread_path): Remove hacks related to
10825 duplicated blocks in the jump thread path.
10826 (fsm_find_control_statement_thread_paths): Avoid putting the same
10827 block on the thread path twice, but ensure the thread path is
10828 unchanged from the caller's point of view.
10830 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10832 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
10833 * predict.def (PRED_LOOP_BRANCH): Remove.
10835 2016-06-10 David Malcolm <dmalcolm@redhat.com>
10837 * Makefile.in (OBJS): Add ggc-tests.o.
10838 (GTFILES): Add ggc-tests.c.
10839 * ggc-tests.c: New file.
10840 * selftest-run-tests.c (selftest::run_tests): Call
10841 selftest::ggc_tests_c_tests.
10842 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
10844 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
10846 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
10848 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
10851 * varasm.c (place_block_symbol): Adjust alignment for asan protected
10852 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
10854 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10856 * profile.c: Include cfgloop.h.
10857 (branch_prob): Compute estimated number of iterations.
10858 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
10859 recompute estimate number of iterations from profile.
10861 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10863 PR inline-asm/68843
10864 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
10865 must be grouped on top of stack. Don't force early clobber
10866 on ordinary reg outputs.
10868 2016-06-10 Richard Biener <rguenther@suse.de>
10870 * targhooks.c (default_builtin_vectorization_cost): Adjust
10871 vec_construct cost.
10873 2016-06-10 Richard Biener <rguenther@suse.de>
10875 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
10876 to fold the RHS to a constant if possible.
10878 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
10880 PR middle-end/71373
10881 * tree-nested.c (convert_nonlocal_omp_clauses)
10882 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
10883 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
10884 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
10886 * gimplify.c (gimplify_adjust_omp_clauses): Discard
10888 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
10890 * omp-low.c (scan_sharing_clauses): Don't expect
10891 OMP_CLAUSE__CACHE_.
10893 2016-06-10 Alan Hayward <alan.hayward@arm.com>
10895 PR tree-optimization/71407
10896 PR tree-optimization/71416
10897 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
10898 BIT_FIELD_REF type.
10900 2016-06-10 Richard Biener <rguenther@suse.de>
10902 PR middle-end/71477
10903 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
10905 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
10907 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
10909 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
10910 Jiong Wang <jiong.wang@arm.com>
10912 PR rtl-optimization/70751
10913 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
10914 spilled into memory.
10916 2016-06-09 Jonathan Yong <10walls@gmail.com>
10919 2015-09-21 Jonathan Yong <10walls@gmail.com>
10921 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
10922 sysroot/usr/lib/32api for additional win32 libraries,
10923 fixes failing Cygwin bootstrapping.
10925 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
10927 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
10930 2016-06-09 David Malcolm <dmalcolm@redhat.com>
10933 * pretty-print.c (pp_indent): Specify that %p is printed in a
10934 host-dependent manner.
10935 (test_pp_format): Remove the test for %p.
10937 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
10939 * config/mips/mips.c (mips_output_jump): Fix formatting.
10941 2016-06-09 Richard Biener <rguenther@suse.de>
10943 PR tree-optimization/71462
10944 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
10947 2016-06-09 Martin Liska <mliska@suse.cz>
10949 * predict.c (dump_prediction): Add new argument.
10950 (enum predictor_reason): New enum.
10951 (struct predictor_hash): New struct.
10952 (predictor_hash::hash): New function.
10953 (predictor_hash::equal): Likewise.
10954 (not_removed_prediction_p): New function.
10955 (prune_predictions_for_bb): Likewise.
10956 (combine_predictions_for_bb): Prune predictions.
10958 2016-06-09 Martin Liska <mliska@suse.cz>
10960 * predict.c (filter_predictions): New function.
10961 (remove_predictions_associated_with_edge): Use the filter
10963 (equal_edge_p): New function.
10965 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
10967 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
10968 Correct usage of @samp vs @option, add @samp where appropriate.
10969 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
10970 Add armv6s-m and document it, as it is no official ARM name.
10972 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10974 * ifcvt.c (struct noce_if_info): Add transform_name field.
10975 (noce_try_move): Set if_info->transform_name to the function name.
10976 (noce_try_ifelse_collapse): Likewise.
10977 (noce_try_store_flag): Likewise.
10978 (noce_try_inverse_constants): Likewise.
10979 (noce_try_store_flag_constants): Likewise.
10980 (noce_try_addcc): Likewise.
10981 (noce_try_store_flag_mask): Likewise.
10982 (noce_try_cmove): Likewise.
10983 (noce_try_cmove_arith): Likewise.
10984 (noce_try_minmax): Likewise.
10985 (noce_try_abs): Likewise.
10986 (noce_try_sign_mask): Likewise.
10987 (noce_try_bitop): Likewise.
10988 (noce_convert_multiple_sets): Likewise.
10989 (noce_process_if_block): Print if_info->transform_name to
10990 dump_file if transformation succeeded.
10992 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10994 * config/arm/cortex-a57.md (cortex_a57_alu):
10997 2016-06-08 Martin Sebor <msebor@redhat.com>
10998 Jakub Jelinek <jakub@redhat.com>
11002 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
11003 BUILT_IN_MUL_OVERFLOW_P): New builtins.
11004 * builtins.c: Include gimple-fold.h.
11005 (fold_builtin_arith_overflow): Handle
11006 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
11007 (fold_builtin_3): Likewise.
11008 * doc/extend.texi (Integer Overflow Builtins): Document
11009 __builtin_{add,sub,mul}_overflow_p.
11011 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
11013 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
11014 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
11016 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
11018 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
11019 Rewrite, looking one level down for records and arrays.
11021 2016-06-08 David Malcolm <dmalcolm@redhat.com>
11023 * pretty-print.c: Include "selftest.h".
11024 (pp_format): Fix comment.
11025 (identifier_to_locale): Likewise.
11026 (selftest::test_basic_printing): New function.
11027 (selftest::assert_pp_format): New function.
11028 (selftest::test_pp_format): New function.
11029 (selftest::pretty_print_c_tests): New function.
11030 * selftest-run-tests.c (selftest::run_tests): Call
11031 selftest::pretty_print_c_tests.
11032 * selftest.h (pretty_print_c_tests): New declaration.
11034 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11036 * invoke.texi (max-loop-headers-insns): Document.
11037 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
11038 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
11039 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
11041 2016-06-08 Richard Biener <rguenther@suse.de>
11043 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
11044 on strided SLP loads and fall back to scalar loads in case
11045 we can't chunk them.
11047 2016-06-08 Richard Biener <rguenther@suse.de>
11049 PR tree-optimization/71452
11050 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
11051 type used for the SSA rewrite has enough precision to cover
11052 the dynamic type of the location.
11054 2016-06-08 Jakub Jelinek <jakub@redhat.com>
11055 Richard Biener <rguenther@suse.de>
11058 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
11059 the same as DECL_P (base0) for indirect_base0. Use equality_code
11060 in one further place.
11062 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
11064 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
11065 to one word if the field is known to overlap other words.
11066 (extract_bit_field_1): Likewise.
11067 (store_split_bit_field): Remove compensating code.
11068 (extract_split_bit_field): Likewise.
11070 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
11074 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
11076 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11078 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
11080 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
11081 (arch64_addpv4sf): Delete.
11082 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
11083 "gen_aarch64_addpv4sf".
11084 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
11086 (vpadds_f32): Likewise.
11087 (vpaddq_f32): Likewise.
11088 (vpaddq_f64): Likewise.
11090 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11092 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
11094 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
11095 to VALLF. Rename to "fabd<mode>3".
11096 "*fabd_scalar<mode>3): Delete.
11097 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
11099 (vabdd_f64): Likewise.
11100 (vabd_f32): Likewise.
11101 (vabd_f64): Likewise.
11102 (vabdq_f32): Likewise.
11103 (vabdq_f64): Likewise.
11105 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11107 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
11109 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
11110 "aarch64_rsqrts<mode>".
11111 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
11112 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
11114 (vrsqrtsd_f64): Likewise.
11115 (vrsqrts_f32): Likewise.
11116 (vrsqrts_f64): Likewise.
11117 (vrsqrtsq_f32): Likewise.
11118 (vrsqrtsq_f64): Likewise.
11120 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11122 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
11124 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
11125 "aarch64_rsqrte<mode>".
11126 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
11127 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
11129 (vrsqrted_f64): Likewise.
11130 (vrsqrte_f32): Likewise.
11131 (vrsqrte_f64): Likewise.
11132 (vrsqrteq_f32): Likewise.
11133 (vrsqrteq_f64): Likewise.
11135 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11137 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
11139 (fcvtzs): Likewise.
11140 (fcvtzu): Likewise.
11141 * config/aarch64/aarch64-simd.md
11142 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
11143 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
11144 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
11146 (vcvt_n_f32_u32): Likewise.
11147 (vcvt_n_s32_f32): Likewise.
11148 (vcvt_n_u32_f32): Likewise.
11149 (vcvtq_n_f32_s32): Likewise.
11150 (vcvtq_n_f32_u32): Likewise.
11151 (vcvtq_n_f64_s64): Likewise.
11152 (vcvtq_n_f64_u64): Likewise.
11153 (vcvtq_n_s32_f32): Likewise.
11154 (vcvtq_n_s64_f64): Likewise.
11155 (vcvtq_n_u32_f32): Likewise.
11156 (vcvtq_n_u64_f64): Likewise.
11157 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
11158 (VSDQ_SDI): Likewise.
11159 (fcvt_target): Support V4DI, V4SI and V2SI.
11160 (FCVT_TARGET): Likewise.
11162 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11164 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
11165 (TYPES_BINOP_SUS): Likewise.
11166 (aarch64_simd_builtin_data): Update include file name.
11167 (aarch64_builtins): Likewise.
11168 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
11169 for conversion between scalar float-point and fixed-point.
11171 (fcvtzs): Likewise.
11172 (fcvtzu): Likewise.
11173 * config/aarch64/aarch64.md
11174 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
11175 pattern for conversion between scalar float to fixed-pointer.
11176 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
11177 (UNSPEC_FCVTZS): New UNSPEC enumeration.
11178 (UNSPEC_FCVTZU): Likewise.
11179 (UNSPEC_SCVTF): Likewise.
11180 (UNSPEC_UCVTF): Likewise.
11181 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
11183 (vcvtd_n_f64_u64): Likewise.
11184 (vcvtd_n_s64_f64): Likewise.
11185 (vcvtd_n_u64_f64): Likewise.
11186 (vcvtd_n_f32_s32): Likewise.
11187 (vcvts_n_f32_u32): Likewise.
11188 (vcvtd_n_s32_f32): Likewise.
11189 (vcvts_n_u32_f32): Likewise.
11190 * config/aarch64/iterators.md (fcvt_target): Support integer to float
11192 (FCVT_TARGET): Likewise.
11193 (FCVT_FIXED2F): New iterator.
11194 (FCVT_F2FIXED): Likewise.
11195 (fcvt_fixed_insn): New define_int_attr.
11197 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11199 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
11200 some statements was removed.
11202 2016-06-08 Alan Hayward <alan.hayward@arm.com>
11204 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
11205 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
11206 (vect_can_advance_ivs_p): likewise.
11207 (vect_update_ivs_after_vectorizer): likewise.
11208 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
11209 (vect_analyze_scalar_cycles_1): likewise.
11210 (vect_analyze_loop_operations): likewise.
11211 (report_vect_op): likewise.
11212 (vect_is_slp_reduction): likewise.
11213 (vect_is_simple_reduction): likewise.
11214 (get_initial_def_for_induction): likewise.
11215 (vect_transform_loop): likewise.
11216 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
11217 (vect_recog_sad_pattern): likewise.
11218 (vect_recog_widen_sum_pattern): likewise.
11219 (vect_recog_widening_pattern): likewise.
11220 (vect_recog_divmod_pattern): likewise.
11221 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
11222 (vect_analyze_slp_instance): likewise.
11223 (vect_transform_slp_perm_load): likewise.
11224 (vect_schedule_slp_instance): likewise.
11226 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11228 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
11229 (return_prediction): PRED_CONST_RETURN predict return as not taken.
11230 * predict.def (PRED_CONTINUE): Change hitrate 50->67
11231 (PRED_LOOP_BRANCH): Document predictor as broken.
11232 (PRED_LOOP_EXIT): Change hitrate 91->92.
11233 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
11234 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
11235 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
11236 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
11237 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
11238 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
11239 (PRED_CALL): Chane hitrate 71->67.
11240 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
11241 (PRED_GOTO): Document as unused right now.
11242 (PRED_CONST_RETURN): Change hitrate 67->69
11243 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
11244 (PRED_NULL_RETURN): Change hitrate 91->90.
11245 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
11246 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
11247 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
11249 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
11251 * config/rs6000/altivec.h: Add __builtin_vec_mul.
11252 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
11253 special case Altivec builtin.
11254 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
11255 VSX_BUILTIN_VEC_MUL (replaced with special case code).
11256 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11257 code for ALTIVEC_BUILTIN_VEC_MUL.
11258 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11259 for __builtin_vec_mul.
11261 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
11263 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
11266 2016-06-07 David Malcolm <dmalcolm@redhat.com>
11268 * spellcheck.c (selftest::test_find_closest_string): New function.
11269 (spellcheck_c_tests): Call the above.
11271 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11273 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
11275 2016-06-07 Jakub Jelinek <jakub@redhat.com>
11277 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
11278 Yv=Yv,C alternatives.
11280 2016-06-07 Richard Biener <rguenther@suse.de>
11283 * common.opt (ffast-math): Make Optimization.
11285 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
11286 Prachi Godbole <prachi.godbole@imgtec.com>
11288 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
11289 `fabs' and `fneg' type attributes.
11290 (p5600_fpu_fabs): Add `fmove' to the comment.
11292 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11294 * gimple.c: Include builtins.h
11295 (gimple_inexpensive_call_p): New function.
11296 * gimple.h (gimple_inexpensive_call_p): Declare.
11297 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
11298 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
11301 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
11303 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
11304 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
11305 warning_at_rich_loc, warning_n, pedwarn, permerror,
11306 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
11307 sorry, fatal_error, internal_error, internal_error_no_backtrace):
11310 2016-06-07 Richard Biener <rguenther@suse.de>
11312 PR tree-optimization/71428
11313 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
11314 BIT_FIELD_REF op vs. load.
11316 2016-06-07 Richard Biener <rguenther@suse.de>
11318 PR middle-end/71423
11319 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
11322 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11324 * config/pa/pa.md (call): Generate indirect long calls to non-local
11325 functions on TARGET_64BIT.
11326 (call_value): Likewise.
11328 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11330 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
11331 pattern and subsequent splitters.
11332 (call_val_reg_64bit_post_reload): Likewise.
11334 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11336 PR middle-end/71408
11337 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
11338 propagate_op_to_single_use.
11340 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11342 PR middle-end/71281
11343 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
11345 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
11347 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
11348 (enum x86_dirflag_state): New enum.
11349 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
11350 (machine_function): Remove needs_cld.
11351 (ix86_current_function_needs_cld): Remove.
11352 * config/i386/i386.c (ix86_set_func_type): Set
11353 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
11354 (ix86_expand_prologue): Do not emit CLD here.
11355 (ix86_dirflag_mode_needed): New function.
11356 (ix86_dirflag_mode_entry): Ditto.
11357 (ix86_mode_needed): Handle X86_DIRFLAG entity.
11358 (ix86_mode_after): Ditto.
11359 (ix86_mode_entry): Ditto.
11360 (ix86_mode_exit): Ditto.
11361 (ix86_emit_mode_set): Ditto.
11362 * config/i386/i386.md (strmov_singleop): Set
11363 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
11364 Do not set ix86_current_function_needs_cld.
11366 (strset_singleop): Ditto.
11368 (cmpstrnqi_nz_1): Ditto.
11369 (cmpstrnqi_1): Ditto.
11370 (strlenqi_1): Ditto.
11372 2016-06-06 Jakub Jelinek <jakub@redhat.com>
11374 PR tree-optimization/71259
11375 * tree-vect-slp.c (vect_get_constant_vectors): For
11376 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
11377 one for constant op, and use COND_EXPR for non-constant.
11379 2016-06-06 David Malcolm <dmalcolm@redhat.com>
11381 * Makefile.in (OBJS): Add function-tests.o,
11382 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
11383 selftest-run-tests.o.
11384 (OBJS-libcommon): Add selftest.o.
11385 (OBJS-libcommon-target): Add selftest.o.
11386 (all.internal): Add "selftest".
11387 (all.cross): Likewise.
11388 (selftest): New phony target.
11389 (s-selftest): New target.
11390 (selftest-gdb): New phony target.
11391 (COLLECT2_OBJS): Add selftest.o.
11392 * bitmap.c: Include "selftest.h".
11393 (selftest::test_gc_alloc): New function.
11394 (selftest::test_set_range): New function.
11395 (selftest::test_clear_bit_in_middle): New function.
11396 (selftest::test_copying): New function.
11397 (selftest::test_bitmap_single_bit_set_p): New function.
11398 (selftest::bitmap_c_tests): New function.
11399 * common.opt (fself-test): New.
11400 * diagnostic-show-locus.c: Include "selftest.h".
11401 (make_range): New function.
11402 (test_range_contains_point_for_single_point): New function.
11403 (test_range_contains_point_for_single_line): New function.
11404 (test_range_contains_point_for_multiple_lines): New function.
11405 (assert_eq): New function.
11406 (test_get_line_width_without_trailing_whitespace): New function.
11407 (selftest::diagnostic_show_locus_c_tests): New function.
11408 * et-forest.c: Include "selftest.h".
11409 (selftest::test_single_node): New function.
11410 (selftest::test_simple_tree): New function.
11411 (selftest::test_disconnected_nodes): New function.
11412 (selftest::et_forest_c_tests): New function.
11413 * fold-const.c: Include "selftest.h".
11414 (selftest::assert_binop_folds_to_const): New function.
11415 (selftest::assert_binop_folds_to_nonlvalue): New function.
11416 (selftest::test_arithmetic_folding): New function.
11417 (selftest::fold_const_c_tests): New function.
11418 * function-tests.c: New file.
11419 * gimple.c: Include "selftest.h".
11420 Include "gimple-pretty-print.h".
11421 (selftest::verify_gimple_pp): New function.
11422 (selftest::test_assign_single): New function.
11423 (selftest::test_assign_binop): New function.
11424 (selftest::test_nop_stmt): New function.
11425 (selftest::test_return_stmt): New function.
11426 (selftest::test_return_without_value): New function.
11427 (selftest::gimple_c_tests): New function.
11428 * hash-map-tests.c: New file.
11429 * hash-set-tests.c: New file.
11430 * input.c: Include "selftest.h".
11431 (selftest::assert_loceq): New function.
11432 (selftest::test_accessing_ordinary_linemaps): New function.
11433 (selftest::test_unknown_location): New function.
11434 (selftest::test_builtins): New function.
11435 (selftest::test_reading_source_line): New function.
11436 (selftest::input_c_tests): New function.
11437 * rtl-tests.c: New file.
11438 * selftest-run-tests.c: New file.
11439 * selftest.c: New file.
11440 * selftest.h: New file.
11441 * spellcheck.c: Include "selftest.h".
11442 (selftest::levenshtein_distance_unit_test_oneway): New function,
11443 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
11444 (selftest::levenshtein_distance_unit_test): Likewise.
11445 (selftest::spellcheck_c_tests): Likewise.
11446 * toplev.c: Include selftest.h.
11447 (toplev::run_self_tests): New.
11448 (toplev::main): Handle -fself-test.
11449 * toplev.h (toplev::run_self_tests): New.
11450 * tree.c: Include "selftest.h".
11451 (selftest::test_integer_constants): New function.
11452 (selftest::test_identifiers): New function.
11453 (selftest::test_labels): New function.
11454 (selftest::tree_c_tests): New function.
11455 * tree-cfg.c: Include "selftest.h".
11456 (selftest::push_fndecl): New function.
11457 (selftest::test_linear_chain): New function.
11458 (selftest::test_diamond): New function.
11459 (selftest::test_fully_connected): New function.
11460 (selftest::tree_cfg_c_tests): New function.
11461 * vec.c: Include "selftest.h".
11462 (selftest::safe_push_range): New function.
11463 (selftest::test_quick_push): New function.
11464 (selftest::test_safe_push): New function.
11465 (selftest::test_truncate): New function.
11466 (selftest::test_safe_grow_cleared): New function.
11467 (selftest::test_pop): New function.
11468 (selftest::test_safe_insert): New function.
11469 (selftest::test_ordered_remove): New function.
11470 (selftest::test_unordered_remove): New function.
11471 (selftest::test_block_remove): New function.
11472 (selftest::reverse_cmp): New function.
11473 (selftest::test_qsort): New function.
11474 (selftest::vec_c_tests): New function.c.
11475 * wide-int.cc: Include selftest.h and wide-int-print.h.
11476 (selftest::from_int <wide_int>): New function.
11477 (selftest::from_int <offset_int>): New function.
11478 (selftest::from_int <widest_int>): New function.
11479 (selftest::assert_deceq): New function.
11480 (selftest::assert_hexeq): New function.
11481 (selftest::test_printing <VALUE_TYPE>): New function template.
11482 (selftest::test_ops <VALUE_TYPE>): New function template.
11483 (selftest::test_comparisons <VALUE_TYPE>): New function template.
11484 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
11486 (selftest::wide_int_cc_tests): New function.
11488 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11490 PR middle-end/37780
11491 * ifcvt.c (noce_try_ifelse_collapse): New function.
11493 (noce_process_if_block): Call noce_try_ifelse_collapse.
11494 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
11495 (simplify_ternary_operation): Use the above to simplify
11496 conditional CLZ/CTZ expressions.
11498 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11500 PR middle-end/37780
11501 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
11502 define_insn_and_split.
11504 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11506 PR middle-end/37780
11507 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
11509 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
11512 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
11513 Implicitly clobber memory for basic asm with non-empty assembler
11514 string. Use targetm.md_asm_adjust also here.
11515 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
11516 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
11517 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
11518 non-empty assembler string.
11519 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
11520 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
11521 (decode_asm_operands): Handle basic asm in PARALLEL block.
11522 (extract_insn): Handle basic asm in PARALLEL block.
11523 * doc/extend.texi: Mention new behavior of basic asm.
11524 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
11525 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
11526 branch_needs_nop_p): Use asm_noperands.
11528 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
11530 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
11531 Include the M7 SPARC DFA scheduler.
11532 New attribute v3pipe.
11533 Annotate insns with v3pipe where appropriate.
11534 Define cpu_feature vis4.
11535 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
11536 Add (V8QI "8") to vbits.
11537 Add insns {add,sub}v8qi3
11538 Add insns ss{add,sub}v8qi3
11539 Add insns us{add,sub}{v8qi,v4hi}3
11540 Add insns {min,max}{v8qi,v4hi,v2si}3
11541 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
11542 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
11543 * config/sparc/niagara4.md: Add a comment explaining the
11544 discrepancy between the documented latenty numbers and the
11546 * config/sparc/niagara7.md: New file.
11547 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
11548 supports SPARC5 and VIS 4.0 instructions.
11549 * configure: Regenerate.
11550 * config.in: Likewise.
11551 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
11552 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
11553 TARGET_CPU_niagara7.
11554 (ASM_CPU64_DEFAULT_SPEC): Likewise.
11555 (CPP_CPU_SPEC): Handle niagara7.
11556 (ASM_CPU_SPEC): Likewise.
11557 * config/sparc/sparc-opts.h (processor_type): Add
11558 PROCESSOR_NIAGARA7.
11559 (mvis4): New option.
11560 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
11561 (AS_NIAGARA7_FLAG): Define.
11562 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
11563 (CPP_CPU64_DEFAULT_SPEC): Likewise.
11564 (CPP_CPU_SPEC): Handle niagara7.
11565 (ASM_CPU_SPEC): Likewise.
11566 * config/sparc/sparc.c (niagara7_costs): Define.
11567 (sparc_option_override): Handle niagara7 and adjust cache-related
11568 parameters with better values for niagara cpus. Also support VIS4.
11569 (sparc32_initialize_trampoline): Likewise.
11570 (sparc_use_sched_lookahead): Likewise.
11571 (sparc_issue_rate): Likewise.
11572 (sparc_register_move_cost): Likewise.
11573 (dump_target_flag_bits): Support VIS4.
11574 (sparc_vis_init_builtins): Likewise.
11575 (sparc_builtins): Likewise.
11576 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
11578 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
11580 * config/sparc/sparc.opt (sparc_processor_type): New value
11582 * config/sparc/visintrin.h (__attribute__): Prototypes for the
11584 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
11586 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
11589 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
11591 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
11593 2016-06-06 Richard Biener <rguenther@suse.de>
11595 PR tree-optimization/71398
11596 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
11599 2016-06-05 James Bowman <james.bowman@ftdichip.com>
11601 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
11602 ft32_expand_prolog, ft32_expand_epilogue):
11603 Handle pretend_args.
11604 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
11605 * config/ft32/ft32.md: Add pretend_returner.
11607 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
11610 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
11611 Copy op1 RTX to avoid invalid sharing.
11612 (ix86_expand_vector_move_misalign): Ditto.
11614 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
11616 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
11619 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
11621 * predict.c (predicted_by_loop_heuristics_p): New function.
11622 (predict_iv_comparison): Use it.
11623 (predict_loops): Walk from innermost loops; do not predict edges
11624 leaving multiple loops multiple times; implement
11625 PRED_LOOP_ITERATIONS_MAX heuristics.
11626 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
11628 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
11630 * cfg.c (check_bb_profile): Do not report mismatched profiles when
11631 only edges out of BB are EH edges.
11633 2016-06-04 Martin Sebor <msebor@redhat.com>
11634 Marcin Baczyński <marbacz@gmail.com>
11637 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
11638 a void expression in a void function.
11640 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
11642 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
11643 aux; dump reasons of decisions.
11644 (should_duplicate_loop_header_p): Likewise.
11645 (do_while_loop_p): Likewise.
11646 (ch_base::copy_headers): Dump asi num insns duplicated.
11648 2016-06-04 Jakub Jelinek <jakub@redhat.com>
11650 PR tree-optimization/71405
11651 * tree-ssa.c (execute_update_addresses_taken): For clobber with
11652 incompatible type, build a new clobber with the right type instead
11653 of building a VIEW_CONVERT_EXPR around it.
11655 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
11657 PR tree-optimization/52171
11658 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
11659 by_pieces_ninsns instead of move_by_pieces_ninsns.
11661 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
11663 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
11664 for reg+reg addressing mode.
11666 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11668 * rs6000-c.c (c/c-tree.h): Add #include.
11669 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
11670 in C++ when found in the base position of vec_ld or vec_st.
11672 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
11674 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
11675 use of profile unless profile status is PROFILE_READ.
11676 * profile.c (compute_branch_probabilities): Set profile status
11677 only after reporting predictor hitrates.
11679 2016-06-03 Joseph Myers <joseph@codesourcery.com>
11683 * common.opt (ffp-int-builtin-inexact): New option.
11684 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
11685 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
11686 (ceil@var{m}2): Document dependence on this option.
11687 * ipa-inline-transform.c (inline_call): Handle
11688 flag_fp_int_builtin_inexact.
11689 * ipa-inline.c (can_inline_edge_p): Likewise.
11690 * config/i386/i386.md (rintxf2): Do not test
11691 flag_unsafe_math_optimizations.
11692 (rint<mode>2_frndint): New define_insn.
11693 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
11694 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
11695 for 387 instead of extending and truncating.
11696 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
11697 !flag_trapping_math instead of flag_unsafe_math_optimizations.
11698 Change to frndint<mode>2_<rounding>.
11699 (frndintxf2_<rounding>_i387): Likewise. Change to
11700 frndint<mode>2_<rounding>_i387.
11701 (<rounding_insn>xf2): Likewise.
11702 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
11703 !flag_trapping_math instead of flag_unsafe_math_optimizations for
11704 x87. Test TARGET_ROUND || !flag_trapping_math ||
11705 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
11706 SSE. Use ROUND_NO_EXC in constant operand of
11707 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
11708 for 387 instead of extending and truncating.
11710 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
11711 Julia Koval <julia.koval@intel.com>
11723 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
11724 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
11725 all registers, except for function return registers if there are
11726 no caller-saved registers.
11727 (ix86_set_func_type): New function.
11728 (ix86_set_current_function): Call ix86_set_func_type to set
11729 no_caller_saved_registers and func_type. Call reinit_regs if
11730 caller-saved registers are changed. Don't allow MPX, SSE, MMX
11731 nor x87 instructions in interrupt handler nor function with
11732 no_caller_saved_registers attribute.
11733 (ix86_function_ok_for_sibcall): Return false if there are no
11734 caller-saved registers.
11735 (type_natural_mode): Don't warn ABI change for MMX in interrupt
11737 (ix86_function_arg_advance): Skip for callee in interrupt handler.
11738 (ix86_function_arg): Return special arguments in interrupt handler.
11739 (ix86_promote_function_mode): Promote pointer to word_mode only
11740 for normal functions.
11741 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
11743 (ix86_epilogue_uses): New function.
11744 (ix86_hard_regno_scratch_ok): Likewise.
11745 (ix86_save_reg): Preserve all registers in interrupt handler
11746 after reload. Preserve all registers, except for function return
11747 registers, if there are no caller-saved registers after reload.
11748 (find_drap_reg): Always use callee-saved register if there are
11749 no caller-saved registers.
11750 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
11751 for interrupt handler.
11752 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
11753 Emit cld instruction if stringops are used in interrupt handler
11754 or interrupt handler isn't a leaf function.
11755 (ix86_expand_epilogue): Generate interrupt return for interrupt
11756 handler and pop the 'ERROR_CODE' off the stack before interrupt
11757 return in exception handler.
11758 (ix86_expand_call): Disallow calling interrupt handler directly.
11759 If there are no caller-saved registers, mark all registers that
11760 are clobbered by the call which returns as clobbered.
11761 (ix86_handle_no_caller_saved_registers_attribute): New function.
11762 (ix86_handle_interrupt_attribute): Likewise.
11763 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
11765 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
11766 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
11767 accumulation in interrupt function if stack may be realigned to
11769 (EPILOGUE_USES): New.
11770 (function_type): New enum.
11771 (machine_function): Add func_type and no_caller_saved_registers.
11772 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
11773 (interrupt_return): New pattern.
11774 * doc/extend.texi: Document x86 interrupt and
11775 no_caller_saved_registers attributes.
11777 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
11779 PR tree-optimization/52171
11780 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
11781 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
11782 Look for constant strings. Move some code to emit_block_cmp_hints
11784 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
11785 * defaults.h (COMPARE_MAX_PIECES): New macro.
11786 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
11787 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
11788 (clear_by_pieces_1): Don't declare. Move definition before use.
11789 (can_do_by_pieces): New static function.
11790 (can_move_by_pieces): Use it. Return bool.
11791 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
11792 OP. All callers changed. Handle COMPARE_BY_PIECES.
11793 (class pieces_addr); New.
11794 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
11795 pieces_addr::adjust, pieces_addr::increment_address,
11796 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
11798 (class op_by_pieces_d): New.
11799 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
11801 (class move_by_pieces_d, class compare_by_pieces_d,
11802 class store_by_pieces_d): New subclasses of op_by_pieces_d.
11803 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
11804 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
11805 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
11806 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
11807 compare_by_pieces_d::finish_mode): New member functions.
11808 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
11810 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
11811 (emit_block_cmp_hints): New function.
11812 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
11813 use the newly defined classes.
11814 * expr.h (by_pieces_constfn): New typedef.
11815 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
11816 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
11817 (move_by_pieces_ninsns): Don't declare.
11818 (can_move_by_pieces): Change return value to bool.
11819 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
11820 (compare_by_pieces_branch_ratio): New hook.
11821 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
11822 (by_pieces_ninsns): Declare.
11823 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
11825 (default_compare_by_pieces_branch_ratio): New function.
11826 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
11827 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
11828 * doc/tm.texi: Regenerate.
11829 * tree-ssa-strlen.c: Include "builtins.h".
11830 (handle_builtin_memcmp): New static function.
11831 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
11832 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
11834 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11836 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
11837 relevant stmts which are simple and invariant.
11838 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
11839 instead of simple and invariant
11841 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11843 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
11844 (vectorizable_reduction): Check for new relevant state.
11845 (vectorizable_live_operation): vectorize live stmts using
11846 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
11847 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
11848 (vect_stmt_relevant_p): Check for stmts which are only used live.
11849 (process_use): Use of a stmt does not inherit it's live value.
11850 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
11851 (vect_analyze_stmt): Check for new relevant state.
11852 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
11853 outside the loop, but not inside it.
11855 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11857 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
11858 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
11859 (vect_get_vec_def_for_operand): Split out code.
11861 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
11863 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
11865 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11867 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
11869 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11871 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
11873 2016-06-03 Jakub Jelinek <jakub@redhat.com>
11875 PR middle-end/71387
11876 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
11877 to noreturn e->callee->decl that has void return type and void
11878 arguments, adjust gimple_call_fntype and remove lhs even if it had
11879 previously addressable type.
11881 2016-06-02 Jeff Law <law@redhat.com>
11883 PR tree-optimization/71328
11884 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
11885 error when checking for a jump back onto the copied path.
11887 2016-06-02 David Malcolm <dmalcolm@redhat.com>
11889 * config/microblaze/microblaze.c (get_branch_target): Add return
11890 NULL_RTX for the non-CALL_P case.
11891 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
11892 (insert_wic): Remove unused local "j".
11894 2016-06-02 Martin Liska <mliska@suse.cz>
11896 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
11898 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
11899 Julia Koval <julia.koval@intel.com>
11901 * function.c (assign_parm_setup_stack): Force source into a
11902 register if needed.
11903 * target.def (function_incoming_arg): Update documentation to
11904 allow arbitrary address computation based on hard register.
11905 * doc/tm.texi: Regenerated.
11907 2016-06-02 Martin Liska <mliska@suse.cz>
11909 * predict.c (combine_predictions_for_bb): Fix first match in
11910 cases where a first predictor contains more than one occurence
11911 in list of predictors. Take the best value in such case.
11913 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11915 PR rtl-optimization/71295
11916 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
11917 offset would go over the size of the inner mode reject it.
11919 2016-06-02 Jakub Jelinek <jakub@redhat.com>
11921 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
11922 x=x,x and v=v,m instead of x=x,m.
11924 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
11925 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
11926 alternative to v=rm,C.
11928 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
11929 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
11930 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
11931 instead of vex for the last two above mentioned alternatives.
11933 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11936 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
11938 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
11940 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
11942 2016-06-01 David Malcolm <dmalcolm@redhat.com>
11944 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
11945 from int to unsigned.
11947 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11949 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
11950 alternatives, eliminating preferred register class. Add support
11951 for the MTVSRDD instruction in ISA 3.0.
11952 (vsx_splat_v4si_internal): Use splat_input_operand instead of
11953 reg_or_indexed_operand.
11954 (vsx_splat_v4sf_internal): Likewise.
11956 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11959 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
11960 for loading up all 0's or all 1's.
11962 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
11964 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
11966 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
11968 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
11970 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
11971 * gcc.c (set_source_date_epoch_envvar): New function, sets
11972 the SOURCE_DATE_EPOCH environment variable to the current time.
11974 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11976 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
11977 the factor for live Phi nodes.
11979 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11981 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
11982 * tree-parloops.c (parallelize_loops): likewise.
11983 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
11984 tree_unswitch_outer_loop): likewise.
11986 2016-06-01 Jakub Jelinek <jakub@redhat.com>
11988 PR middle-end/71371
11989 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
11990 around creation of the temporary.
11992 2016-06-01 Richard Biener <rguenther@suse.de>
11994 PR tree-optimization/71366
11995 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
11996 (unloop_loops): Move removing edges here ...
11997 (try_unroll_loop_completely): ... from here.
11998 (try_peel_loop): ... and here.
11999 (tree_unroll_loops_completely_1): Track parent loops via
12000 bitmap of header BBs.
12001 (tree_unroll_loops_completely): Adjust for that.
12003 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
12005 * config/rs6000/altivec.h (vec_slv): New macro.
12006 (vec_srv): New macro.
12007 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
12008 (UNSPEC_VSRV): New value.
12011 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
12012 (vsrv): New builtin definition.
12013 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
12014 define argument types for new builtin.
12015 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
12017 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
12020 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
12021 Jocelyn Mayer <l_indien@magic.fr>
12024 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
12025 detect processor family for signature_CENTAUR_ebx.
12026 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
12027 signature_CENTAUR_ebx.
12028 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
12029 <default>: Pass x86-64 for has_longmode.
12031 2016-06-01 Nathan Sidwell <nathan@acm.org>
12033 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
12036 2016-06-01 Richard Biener <rguenther@suse.de>
12038 PR tree-optimization/71261
12039 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
12040 of stmts successfully put in the bool pattern. Remove
12041 single-use restriction.
12042 (adjust_bool_pattern_cast): Add cast at the use site via the
12043 pattern def sequence.
12044 (adjust_bool_pattern): Remove recursion, maintain a hash-map
12045 of patterned defs. Use the pattern def seqence instead of
12046 multiple independent patterns.
12047 (sort_after_uid): New qsort compare function.
12048 (adjust_bool_stmts): New function to process stmts in the bool
12049 pattern in IL order.
12050 (vect_recog_bool_pattern): Adjust.
12051 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
12052 (ifcvt_walk_pattern_tree): Likewise.
12053 (stmt_is_root_of_bool_pattern): Likewise.
12054 (ifcvt_repair_bool_pattern): Likewise.
12055 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
12057 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12059 * loop-unroll.c (decide_unroll_constant_iterations,
12060 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
12061 likely upper bounds.
12062 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
12064 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
12066 * tree-core.h (enum omp_clause_code): Remove
12067 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
12069 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12071 * config/arm/sync.md (arm_store_exclusive<mode>):
12072 Use 'H' output modifier on operands[2] rather than creating a new
12073 entry in out-of-bounds memory of the operands array.
12074 (arm_store_release_exclusivedi): Likewise.
12076 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12078 * config/arm/arm.c (arm_fusion_enabled_p): New function.
12079 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
12080 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
12081 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12083 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12085 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
12086 into account live statements for mask producers.
12088 2016-06-01 Richard Biener <rguenther@suse.de>
12090 PR tree-optimization/71311
12091 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
12092 restrict to non-INTEGER_CST @0.
12094 2016-06-01 Richard Biener <rguenther@suse.de>
12096 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
12097 (relational patterns): Use :c to avoid pattern duplications.
12099 2016-06-01 Richard Biener <rguenther@suse.de>
12101 * genmatch.c (comparison_code_p): New predicate.
12102 (swap_tree_comparison): New function.
12103 (commutate): Add for_vec parameter to append new for entries.
12104 Support commutating relational operators by swapping it alongside
12106 (lower_commutative): Adjust.
12107 (dt_simplify::gen): Do not pass artificial operators to gen
12109 (decision_tree::gen): Do not add artificial operators as parameters.
12110 (parser::parse_expr): Verify operator commutativity when :c is
12111 applied. Allow :C to override this.
12112 * match.pd: Adjust patterns to use :C instead of :c where required.
12114 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
12116 PR tree-optimization/71077
12117 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
12118 the combining step, use boolean_false_node and boolean_true_node
12119 as the designated false/true return values.
12121 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12123 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
12124 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
12125 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
12128 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12130 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
12131 of flags impliying the register renaming.
12132 * toplev.c (process_options): Do not imply flag_rename_registers with
12135 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12137 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
12138 default implementation.
12140 2016-05-31 Nathan Sidwell <nathan@acm.org>
12142 * dwarf2out.c (cur_line_info_table): Add GTY marker.
12144 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12146 * config/sh/constraints.md (b): Remove constraint.
12147 * config/sh/predicates.md (arith_reg_operand): Remove
12149 * config/sh/sh-modes.def (PDI): Remove.
12150 * config/sh/sh.c (sh_target_reg_class,
12151 sh_optimize_target_register_callee_saved): Remove functions.
12152 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
12153 (sh_expand_epilogue): Update comment.
12154 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
12155 sh_secondary_reload): Remove TARGET_REGS related code.
12156 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
12157 TARGET_REGISTER_P): Remove macros.
12158 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
12159 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
12160 TR1_REG, TR2_REG): Remove constants.
12161 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
12163 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12165 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
12166 define_expand patterns.
12167 (adddi3_compact): Rename to adddi3.
12168 (subdi3_compact): Rename to subdi3.
12169 (*negdi2): Rename to negdi2.
12170 (*abs<mode>2): Rename to abs<mode>2.
12172 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12174 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
12175 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
12176 (atomic_sub_fetchsi): ... this new pattern.
12177 (mvtc): Add CC_REG clobber.
12179 2016-05-31 Marek Polacek <polacek@redhat.com>
12181 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
12183 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12185 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
12186 aarch64_fusion_enabled_p to check for fusion capabilities.
12188 2016-05-31 Richard Biener <rguenther@suse.de>
12190 PR tree-optimization/71352
12191 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
12192 minus one and a negate.
12194 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12196 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
12197 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
12199 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
12200 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
12201 Remove use of aarch64_simd_attr_length_move, set length attribute
12203 (*aarch64_be_movoi): Likewise.
12204 (*aarch64_be_movci): Likewise.
12205 (*aarch64_be_movxi): Likewise.
12207 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12209 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
12210 It no longer does that.
12211 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
12213 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
12215 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
12216 attribute __unused__.
12218 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
12220 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
12221 * config/arm/arm.c (arm_arch_thumb1): Define.
12222 (arm_option_override): Initialize arm_arch_thumb1.
12223 * config/arm/arm.h (arm_arch_thumb1): Declare.
12224 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
12225 support Thumb-1 ISA.
12227 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
12230 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
12231 `Yv' for scalar operand.
12233 2016-05-31 Tom de Vries <tom@codesourcery.com>
12235 PR tree-optimization/69068
12236 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
12237 phis with more than two args.
12239 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
12241 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
12242 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
12245 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
12247 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
12249 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12251 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
12252 cpu_32, cpu_64, tune_32 and tune_64.
12253 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
12255 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
12257 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
12259 2016-05-30 Andi Kleen <ak@linux.intel.com>
12261 * auto-profile.c (read_profile): Replace asserts with errors
12262 when file does not exist.
12263 * gcov-io.c (gcov_read_words): Dito.
12265 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12267 * tree-cfg.c (print_loop): Print likely upper bounds.
12269 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12271 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
12272 * opts.c (default_options): Enable peel loops at -O3.
12273 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
12274 (try_peel_loop): Do not re-peel already peeled loops;
12275 use likely upper bounds; fix profile updating.
12276 (pass_complete_unroll::execute): Initialize peeled_loops.
12278 2016-05-30 Martin Liska <mliska@suse.cz>
12280 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
12281 computed costs by frequency of BB they belong to.
12282 (get_scaled_computation_cost_at): New function.
12284 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
12285 Marc Glisse <marc.glisse@inria.fr>
12287 PR tree-optimization/71289
12288 * match.pd (-1 / B < A, A > -1 / B): New transformations.
12290 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12292 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
12294 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12296 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
12297 for peeled copies; avoid underflow when updating estimates; correctly
12298 scale loop profile.
12300 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12302 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
12303 r236875. Corrected oe3 to oe2 as obvious.
12305 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12307 PR middle-end/71269
12308 PR middle-end/71252
12309 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
12310 that inserted stmt will not dominate stmts that defines its operand.
12311 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
12312 (rewrite_expr_tree_parallel): Likewise.
12314 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12316 PR middle-end/71252
12317 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
12318 all fields including stmt_to_insert are swapped.
12320 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12322 * predict.h (force_edge_cold): Declare.
12323 * predict.c (force_edge_cold): New function.
12324 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
12326 (canonicalize_loop_induction_variables): Fix formating.
12328 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
12330 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
12331 (visium_expand_copysign): Use gen_int_mode directly.
12332 (visium_compute_frame_size): Minor tweaks.
12334 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12336 * tree-vect-loop.c (vect_analyze_loop_2): Use
12337 likely_max_stmt_executions_int.
12339 2016-05-30 Tom de Vries <tom@codesourcery.com>
12341 PR tree-optimization/69067
12342 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
12344 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
12347 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
12348 New peepholes to remove unneeded fild/fistp pairs.
12349 (define_peephole2 atomic_loaddi_fpu): Ditto.
12351 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12353 * predict.c (maybe_hot_frequency_p): Avoid division.
12355 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12357 * doc/install.texi: Use https for shop.fsf.org.
12359 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12361 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
12362 likely_max_stmt_executions_int.
12364 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12366 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
12367 likely_max_stmt_executions_int.
12369 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12371 * profile.c (compute_branch_probabilities): Do not report hitrates
12373 (branch_prob): Report hitrates here.
12374 * predict.c (gimple_predict_edge): Do not assert profile status;
12375 fix formatting issues.
12377 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12379 * predict.c (edge_predicted_by_p): New function.
12380 (predict_paths_for_bb): Do not put multiple predictions of the same type
12383 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12385 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
12388 2016-05-28 Alan Modra <amodra@gmail.com>
12390 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
12392 2016-05-28 Alan Modra <amodra@gmail.com>
12394 PR rtl-optimization/71275
12395 * ira.c (ira): Free dominance info.
12397 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
12399 * doc/sourcebuild.texi: New address for upstream Go repository.
12401 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
12403 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
12404 (TARGET_ARM_V7M): Likewise.
12406 2016-05-26 Jeff Law <law@redhat.com>
12408 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
12409 (thread_across_edge): Remove calls to find_jump_threads_backwards.
12410 * passes.def: Add jump threading passes before DOM/VRP.
12411 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
12412 argument to a basic block from an edge. Remove tests which are
12414 (pass_data_thread_jumps, class pass_thread_jumps): New.
12415 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
12416 (make_pass_thread_jumps): Likewise.
12417 * tree-pass.h (make_pass_thread_jumps): Declare.
12419 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
12421 * config/visium/visium-protos.h (split_double_move): Rename into...
12422 (visium_split_double_move): ...this.
12423 (visium_split_double_add): Declare.
12424 * config/visium/visium.c (split_double_move): Rename into...
12425 (visium_split_double_move): ...this.
12426 (visium_split_double_add): New function.
12427 (visium_expand_copysign): Renumber operands for consistency.
12428 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
12429 (DFmode move splitter): Likewise.
12430 (*addi3_insn): Split by means of visium_split_double_add.
12431 (*adddi3_insn_flags): Delete.
12432 (*plus_plus_sltu<subst_arith>): New insn.
12433 (*subdi3_insn): Split by means of visium_split_double_add.
12434 (subdi3_insn_flags): Delete.
12435 (*minus_minus_sltu<subst_arith>): New insn.
12436 (*negdi2_insn): Split by means of visium_split_double_add.
12437 (*negdi2_insn_flags): Delete.
12439 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
12441 * configure.ac: Treat a --with-headers option without argument
12442 the same as the default (i.e. consult sys-include directory).
12443 * configure: Regenerate.
12445 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12447 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
12448 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
12450 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
12451 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12453 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12456 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
12457 tree-stdarg analysis results.
12458 (aarch64_setup_incoming_varargs): Likewise.
12460 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12462 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
12463 va_list_gpr_counter_field and va_list_fpr_counter_field.
12465 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
12468 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
12469 * config/aarch64/aarch64.c
12470 (aarch64_cannot_change_mode_class): Remove function.
12471 * config/aarch64/aarch64-protos.h
12472 (aarch64_cannot_change_mode_class): Remove.
12474 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12476 * cfgloop.c (record_niter_bound): Record likely upper bounds.
12477 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
12478 get_likely_max_loop_iterations_int): New.
12479 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
12480 any_likely_upper_bound.
12481 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
12483 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
12484 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
12486 (unroll_loop_constant_iterations): Likewise.
12487 (unroll_loop_runtime_iterations): Likewise.
12488 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
12489 * lto-streamer-out.c (output_cfg): Likewise.
12490 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
12492 (canonicalize_loop_induction_variables): Dump likely upper bounds.
12493 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
12494 (likely_max_loop_iterations): New.
12495 (likely_max_loop_iterations_int): New.
12496 (likely_max_stmt_executions): New.
12497 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
12498 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
12499 likely_max_stmt_executions): Declare.
12501 2016-05-27 Marek Polacek <polacek@redhat.com>
12503 PR middle-end/71308
12504 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
12506 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12508 * config/s390/s390.md (2x risbg splitters): Use
12509 reg_overlap_mentioned_p instead of rtx_equal_p.
12511 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
12513 * combine.c (make_compound_operation): Take known zero bits into
12514 account when checking for possible zero_extend.
12516 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12518 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
12519 Use const_int_operand for operand 2 predicate. Simplify expand code
12522 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
12524 PR middle-end/71279
12525 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
12528 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12530 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
12531 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
12532 that returns CC_SESWPmode and CC_ZESWPmode.
12533 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
12535 (aarch64_rtx_costs): Likewise.
12537 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
12539 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
12540 for ISA 3.0 min/max support.
12541 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
12542 conditional move support.
12543 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
12544 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
12546 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
12547 conditional moves where the comparison type is different from move
12549 (fp_minmax): New code iterator for smin/smax.
12550 (minmax): New code attributes for min/max.
12551 (SMINMAX): Likewise.
12552 (smax<mode>3): Combine min, max insns into one insn using the
12553 fp_minmax code iterator. Add support for ISA 3.0 min/max
12554 instructions that don't need -ffast-math.
12555 (s<minmax><mode>3): Likewise.
12556 (smax<mode>3_vsx): Likewise.
12557 (smin<mode>3): Likewise.
12558 (s<minmax><mode>3_vsx): Likewise.
12559 (smin<mode>3_vsx): Likewise.
12560 (pre-VSX min/max splitters): Likewise.
12561 (s<minmax><mode>3_fpr): Likewise.
12562 (movsfcc): Rewrite floating point conditional moves to combine
12563 SFmode/DFmode into a single insn.
12564 (mov<mode>cc): Likewise.
12565 (movdfcc): Likewise.
12566 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
12567 SFDF2 iterators to handle all combinations.
12568 (fseldfsf4): Likewise.
12569 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
12570 (fseldfdf4): Likewise.
12571 (fselsfdf4): Likewise.
12572 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
12573 comparison instructions that set a 0/-1 mask, and use it for
12574 floating point conditional move via XXSEL.
12575 (fpmask<mode>): Likewise.
12576 (xxsel<mode>): Likewise.
12577 * config/rs6000/predicates.md (min_max_operator): Delete, no
12579 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
12580 instructions that generate a 0/-1 mask for use with XXSEL.
12581 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
12582 say whether floating point min/max is available, either through
12583 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
12584 (TARGET_MINMAX_DF): Likewise.
12586 2016-05-27 Alan Modra <amodra@gmail.com>
12588 PR rtl-optimization/71275
12589 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
12590 for update_equiv_regs and combine_and_move_insns.
12592 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
12594 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
12595 if_then_else or cond RTXes to calculate attribute value.
12596 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
12597 <attr "length_immediate>: Ditto.
12598 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
12599 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
12600 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
12601 <attr "type">: Ditto.
12602 <attr "prefix_data16">: Ditto.
12603 <attr "prefix_extra">: Ditto.
12604 <attr "length_immediate">: Ditto.
12605 <attr "prefix">: Ditto.
12606 (vec_set<mode>_0) <attr "isa">: Ditto.
12607 <attr "prefix_extra">: Ditto.
12608 <attr "length_immediate">: Ditto.
12609 <attr "prefix">: Ditto.
12610 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
12611 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
12612 (sse2_storelpd) <attr "prefix_data16">: Ditto.
12613 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
12614 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
12615 <attr "length_immediate">: Ditto.
12616 <attr "prefix">: Ditto.
12617 (sse2_movsd) <attr "length_immediate">: Ditto.
12618 <attr "prefix">: Ditto.
12619 (vec_concatv2df) <attr "isa">: Ditto.
12620 <attr "prefix">: Ditto.
12621 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
12622 (*vec_extractv2di_1) <attr "isa">: Ditto.
12623 <attr "type">: Ditto.
12624 <attr "length_immediate">: Ditto.
12625 <attr "prefix_rex">: Ditto.
12626 <attr "prefix_extra">: Ditto.
12627 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
12628 <attr "prefix_extra">: Ditto.
12629 <attr "length_immediate">: Ditto.
12630 (vec_concatv2di) <attr "isa">: Ditto.
12631 <attr "prefix_extra">: Ditto.
12632 <attr "length_immediate">: Ditto.
12633 <attr "prefix">: Ditto.
12635 2016-05-26 Martin Liska <mliska@suse.cz>
12637 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
12639 (operator+): Likewise.
12640 (operator-): Likewise.
12641 (comp_cost::operator+=): Likewise.
12642 (comp_cost::operator-=): Likewise.
12643 (comp_cost::operator/=): Likewise.
12644 (comp_cost::operator*=): Likewise.
12645 (operator<): Likewise.
12646 (operator==): Likewise.
12647 (operator<=): Likewise.
12648 (new_cost): Remove.
12649 (infinite_cost_p): Likewise.
12650 (add_costs): Likewise.
12651 (sub_costs): Likewise.
12652 (compare_costs): Likewise.
12653 (set_group_iv_cost): Use the newly introduced functions.
12654 (get_address_cost): Likewise.
12655 (get_shiftadd_cost): Likewise.
12656 (force_expr_to_var_cost): Likewise.
12657 (split_address_cost): Likewise.
12658 (ptr_difference_cost): Likewise.
12659 (difference_cost): Likewise.
12660 (get_computation_cost_at): Likewise.
12661 (determine_group_iv_cost_generic): Likewise.
12662 (determine_group_iv_cost_address): Likewise.
12663 (determine_group_iv_cost_cond): Likewise.
12664 (autoinc_possible_for_pair): Likewise.
12665 (determine_group_iv_costs): Likewise.
12666 (cheaper_cost_pair): Likewise.
12667 (iv_ca_recount_cost): Likewise.
12668 (iv_ca_set_no_cp): Likewise.
12669 (iv_ca_set_cp): Likewise.
12670 (iv_ca_cost): Likewise.
12671 (iv_ca_new): Likewise.
12672 (iv_ca_dump): Likewise.
12673 (iv_ca_narrow): Likewise.
12674 (iv_ca_prune): Likewise.
12675 (iv_ca_replace): Likewise.
12676 (try_add_cand_for): Likewise.
12677 (try_improve_iv_set): Likewise.
12678 (find_optimal_iv_set): Likewise.
12680 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
12682 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
12683 that internal functions will clobber all caller-saved registers.
12685 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
12687 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
12688 Return a better case_values_threshold when optimizing.
12690 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
12692 * config/aarch64/aarch64-simd.md (aarch64_combinez):
12693 Add ? to integer variant.
12694 (aarch64_combinez_be): Likewise.
12696 2016-05-26 Jakub Jelinek <jakub@redhat.com>
12698 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
12699 instead of x constraint.
12700 (vcvtps2ph256<mask_name>): Likewise.
12702 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
12703 alternative. Formatting fix.
12705 * config/i386/sse.md
12706 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
12708 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
12709 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
12710 maybe_evex prefix instead of vex.
12711 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
12712 EXT_REX_SSE_REG_P (op0) case in the splitter.
12714 2016-05-25 Jeff Law <law@redhat.com>
12716 PR tree-optimization/71272
12717 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
12718 Update comments. Add test for empty path.
12720 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
12722 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
12723 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
12724 special case builtin.
12725 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12726 code for ALTIVEC_BUILTIN_VEC_CMPNE.
12727 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12728 for __builtin_vec_cmpne.
12730 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
12732 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
12733 redundant test and bail out if the type of the new operand is not
12734 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
12736 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
12738 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
12739 (x_ix86_target_flags_explicit): Remove.
12740 * config/i386/i386.c (ix86_function_specific_save): Do not copy
12741 x_ix86_target_flags_explicit.
12742 (ix86_function_specific_restore): Ditto.
12744 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
12745 H.J. Lu <hongjiu.lu@intel.com>
12748 * common/config/i386/i386-common.c
12749 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
12750 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
12751 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
12752 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
12753 (-mgeneral-regs-only): Add new option.
12754 * config/i386/i386.c (ix86_option_override_internal): Don't enable
12755 x87 instructions if only general registers are allowed.
12756 (ix86_target_string): Add ix86_flags argument. Handle additional
12757 flags options through ix86_flags argument. Update all callers.
12758 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
12760 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12762 PR rtl-optimization/66940
12763 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
12764 decrementing desired_val will not overflow before performing these
12767 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
12769 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
12770 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
12771 * config/i386/i386.c (enum ix86_builtins): Add
12772 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
12773 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
12774 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
12775 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
12776 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
12777 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
12778 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
12779 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
12780 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
12781 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
12782 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
12783 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
12784 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
12785 __builtin_ia32_cvtps2dq512_mask.
12786 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
12787 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
12788 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
12789 * config/i386/sse.md
12790 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
12792 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
12793 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
12795 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
12796 (avx512f_vec_pack_sfix_v8df): New define_expand.
12797 (avx512f_roundpd512): Rename to ...
12798 (avx512f_round<castmode>512): ... this. Change iterator.
12799 (avx512f_roundps512_sfix): New define_expand.
12800 (round<mode>2_sfix): Change iterator.
12802 2016-05-25 Nick Clifton <nickc@redhat.com>
12804 * config/msp430/msp430.c (msp430_attr): Produce an error if a
12805 static interrupt handler is detected.
12806 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
12807 default linker script.
12808 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
12809 the low part of a symbolic pointer.
12811 2016-05-25 Richard Biener <rguenther@suse.de>
12813 PR tree-optimization/71261
12814 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
12815 interesting stmt instead of immediate uses when looking
12816 for the use operand to replace.
12818 2016-05-25 Martin Liska <mliska@suse.cz>
12820 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
12822 2016-05-25 Richard Biener <rguenther@suse.de>
12824 PR tree-optimization/71264
12825 * tree-vect-stmts.c (vect_init_vector): Properly deal with
12828 2016-05-25 Martin Liska <mliska@suse.cz>
12830 PR tree-optimization/71239
12831 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
12832 if DECL_SIZE is NULL.
12834 2016-05-25 Richard Biener <rguenther@suse.de>
12836 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
12837 * tree-if-conv.c (pass_data_if_conversion): Use it.
12839 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12841 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
12842 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
12843 * varpool.c (varpool_node::get_availability): Likewise.
12845 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12847 * config/rs6000/altivec.md (VNEG iterator): New iterator for
12848 VNEGW/VNEGD instructions.
12849 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
12850 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
12851 support for ISA 3.0 VNEGW/VNEGD instructions.
12853 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
12855 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
12856 pointers inside OACC_DATA regions.
12857 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
12858 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
12859 (gimplify_adjust_omp_clauses): Fix typo in comment.
12861 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12863 * config/rs6000/altivec.md (VParity): New mode iterator for vector
12864 parity built-in functions.
12865 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
12867 (p9v_parity<mode>2): Likewise.
12868 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
12870 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
12871 (parity<mode>2): ISA 3.0 expander for vector parity.
12872 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
12874 (BU_P9_64BIT_MISC_0): Likewise.
12875 (BU_P9_MISC_0): Likewise.
12876 (BU_P9V_AV_1): Likewise.
12877 (BU_P9V_AV_2): Likewise.
12878 (BU_P9V_AV_3): Likewise.
12879 (BU_P9V_AV_P): Likewise.
12880 (BU_P9V_VSX_1): Likewise.
12881 (BU_P9V_OVERLOAD_1): Likewise.
12882 (BU_P9V_OVERLOAD_2): Likewise.
12883 (BU_P9V_OVERLOAD_3): Likewise.
12884 (VCTZB): Add vector count trailing zeros support.
12888 (VPRTYBD): Add vector parity support.
12889 (VPRTYBQ): Likewise.
12890 (VPRTYBW): Likewise.
12891 (VCTZ): Add overloaded vector count trailing zeros support.
12892 (VPRTYB): Add overloaded vector parity support.
12893 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12894 overloaded vector count trailing zeros and parity instructions.
12895 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
12896 vector parity support.
12897 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
12898 trailing zeros support.
12899 (vec_cntlz): Likewise.
12900 (vec_vctzb): Likewise.
12901 (vec_vctzd): Likewise.
12902 (vec_vctzh): Likewise.
12903 (vec_vctzw): Likewise.
12904 (vec_vprtyb): Add ISA 3.0 vector parity support.
12905 (vec_vprtybd): Likewise.
12906 (vec_vprtybw): Likewise.
12907 (vec_vprtybq): Likewise.
12908 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12909 the ISA 3.0 vector count trailing zeros and vector parity built-in
12912 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12914 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
12915 when there is stmt_to_insert.
12917 2016-05-24 Martin Sebor <msebor@redhat.com>
12920 * tree.h (complete_or_array_type_p): New inline function.
12922 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12924 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
12925 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
12926 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
12928 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
12929 Limit 1st alternative to noavx isa, split 2nd alternative into one
12930 noavx and one avx alternative, use *x and Bm in the former and
12931 x and m in the latter.
12933 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
12934 of sse4 for the first alternative, drop %v from the template
12935 and d operand modifier. Split second alternative into one sse4_noavx
12936 and one avx alternative, use *x instead of *v in the former and v
12937 instead of *v in the latter.
12938 (*sse4_1_extractps): Use noavx isa instead of * for the first
12939 alternative, drop %v from the template. Split second alternative into
12940 one noavx and one avx alternative, use *x instead of *v in the
12941 former and v instead of *v in the latter.
12942 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
12943 with noavx and the last one with avx.
12944 (sse4_1_phminposuw): Guard first alternative with noavx isa,
12945 split the second one into one noavx and one avx alternative,
12946 use *x and Bm in the former and x and m in the latter one.
12947 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
12950 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
12951 first two alternatives to noavx, use *x instead of *v in the second
12952 one, add avx alternative without *.
12953 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
12954 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
12955 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
12957 2016-05-24 Jeff Law <law@redhat.com>
12959 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
12960 New function, extracted from...
12961 (fsm_find_control_statement_thread_paths): Here. Use the new function.
12962 Allow simple copies and constant initializations in the SSA chain.
12964 2016-05-24 Marek Polacek <polacek@redhat.com>
12967 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
12970 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12973 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
12974 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
12975 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
12976 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
12977 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
12979 2016-05-24 Richard Biener <rguenther@suse.de>
12981 PR tree-optimization/71240
12982 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
12985 2016-05-24 Richard Biener <rguenther@suse.de>
12987 PR tree-optimization/71230
12988 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
12990 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12992 * tree-vectorizer.h (vectorizable_comparison): Delete.
12993 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
12994 PURE_SLP_STMT check.
12995 * tree-vect-stmts.c (vectorizable_call): Likewise.
12996 (vectorizable_simd_clone_call): Likewise.
12997 (vectorizable_conversion): Likewise.
12998 (vectorizable_assignment): Likewise.
12999 (vectorizable_shift): Likewise.
13000 (vectorizable_operation): Likewise.
13001 (vectorizable_load): Likewise.
13002 (vectorizable_condition): Likewise.
13003 (vectorizable_store): Likewise. Assert that we don't have
13005 (vectorizable_comparison): Make static. Remove redundant
13006 PURE_SLP_STMT check.
13007 (vect_transform_stmt): Assert that we always have an slp_node
13010 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13012 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
13013 operands[2] against 1 with comparison against CONST1_RTX.
13014 (<shift>di3_neon): Likewise.
13015 * config/arm/predicates.md (const0_operand): Replace with comparison
13016 against CONST0_RTX.
13018 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13020 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
13021 operands[2] against 1 with comparison against CONST1_RTX.
13022 (ashrdi3): Likewise.
13023 (lshrdi3): Likewise.
13024 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
13026 (ashrsi3): Likewise.
13027 (lshrsi3): Likewise.
13028 (rotrsi3): Likewise.
13029 (define_split above *compareqi_eq0): Likewise.
13030 (define_split above "prologue"): Likewise.
13031 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
13032 * config/arm/predicates.md (shift_operator): Likewise.
13033 (shift_nomul_operator): Likewise.
13034 (sat_shift_operator): Likewise.
13035 (thumb1_cmp_operand): Likewise.
13036 (const_neon_scalar_shift_amount_operand): Replace manual range
13037 check with IN_RANGE.
13038 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
13039 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
13041 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13043 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
13044 with HOST_WIDE_INT_1.
13046 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
13047 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
13048 (arm_canonicalize_comparison): Likewise.
13049 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
13051 (thumb1_size_rtx_costs): Likewise.
13052 (vfp_const_double_index): Replace cast of 1 to unsigned
13053 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13054 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
13056 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
13057 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13058 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
13059 HOST_WIDE_INT with HOST_WIDE_INT_1.
13061 2016-05-24 Marek Polacek <polacek@redhat.com>
13063 * tree-cfg.h (should_remove_lhs_p): New predicate.
13064 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
13065 * gimplify.c (gimplify_modify_expr): Likewise.
13066 * tree-cfg.c (verify_gimple_call): Likewise.
13067 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
13068 * gimple-fold.c: Include "tree-cfg.h".
13069 (gimple_fold_call): Use should_remove_lhs_p.
13071 2016-05-24 Richard Biener <rguenther@suse.de>
13073 PR tree-optimization/71253
13074 * cfganal.h (control_dependences): Make robust against edge
13076 (control_dependences::control_dependences): Remove edge_list argument.
13077 (control_dependences::get_edge): Remove.
13078 (control_dependences::get_edge_src): Add.
13079 (control_dependences::get_edge_dest): Likewise.
13080 (control_dependences::m_el): Make a vector of edge src/dest index.
13081 * cfganal.c (control_dependences::find_control_dependence): Adjust.
13082 (control_dependences::control_dependences): Likewise.
13083 (control_dependences::~control_dependence): Likewise.
13084 (control_dependences::get_edge): Remove.
13085 (control_dependences::get_edge_src): Add.
13086 (control_dependences::get_edge_dest): Likewise.
13087 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
13089 (perform_tree_ssa_dce): Adjust.
13090 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
13092 (pass_loop_distribution::execute): Adjust. Do loop destroying
13093 conditional on changed.
13095 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13098 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
13099 return. Reindent transformation comment and mention the ARM state
13102 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13104 PR middle-end/71252
13105 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
13106 after build_and_add_sum creates new use stmt.
13108 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13110 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
13111 load_lanes/grouped_load classification comes first. Don't check
13112 whether the vectorization factor is a multiple of the group size
13115 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13117 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
13118 GROUP_GAP for single-element interleaving.
13119 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
13122 2016-05-24 Richard Biener <rguenther@suse.de>
13124 PR middle-end/70434
13126 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
13127 bases which are accessed with non-invariant indices.
13128 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
13129 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
13131 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13133 PR middle-end/71170
13134 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
13135 (add_to_ops_vec): Add stmt_to_insert.
13136 (add_repeat_to_ops_vec): Init stmt_to_insert.
13137 (insert_stmt_before_use): New.
13138 (transform_add_to_multiply): Remove mult_stmt insertion and add it
13140 (get_ops): Init stmt_to_insert.
13141 (maybe_optimize_range_tests): Likewise.
13142 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
13143 (rewrite_expr_tree_parallel): Likewise.
13144 (reassociate_bb): Likewise.
13146 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13149 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
13150 ISA 3.0 xxperm fusion alternative.
13151 (altivec_vperm_v8hiv16qi): Likewise.
13152 (altivec_vperm_<mode>_uns_internal): Likewise.
13153 (vperm_v8hiv4si): Likewise.
13154 (vperm_v16qiv8hi): Likewise.
13156 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13157 Kelvin Nilsen <kelvin@gcc.gnu.org>
13159 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
13160 vpermr/xxpermr on ISA 3.0.
13161 (altivec_expand_vec_perm_le): Likewise.
13162 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
13163 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
13166 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
13168 * config/i386/i386.h (IS_STACK_MODE): Enable for
13169 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
13170 SSE_FLOAT_MODE_P macros.
13171 * config/i386/i386.c (ix86_preferred_reload_class): Use
13172 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
13173 Cleanup regclass processing for CONST_DOUBLE_P.
13174 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
13175 (ix86_rtx_costs): Remove redundant TARGET_80387 check
13176 with IS_STACK_MODE macro.
13177 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
13179 (*movdf_internal): Use IS_STACK_MODE macro.
13180 (*movsf_internal): Ditto.
13182 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
13184 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
13185 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
13187 2016-05-23 Jeff Law <law@redhat.com>
13189 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
13191 (fsm_find_control_statement_thread_paths): Call it.
13193 2016-05-23 Martin Jambor <mjambor@suse.cz>
13196 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
13197 from_global_constant if t is not NULL.
13199 2016-05-23 Marek Polacek <polacek@redhat.com>
13202 * common.opt (Wswitch-unreachable): New option.
13203 * doc/invoke.texi: Document -Wswitch-unreachable.
13204 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
13207 2016-05-23 Bin Cheng <bin.cheng@arm.com>
13209 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
13210 TMR_INDEX is non-NULL.
13212 2016-05-23 Richard Biener <rguenther@suse.de>
13214 PR tree-optimization/71230
13215 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
13216 (try_special_add_to_ops): ... here. Always test for single-use.
13218 2016-05-23 Martin Jambor <mjambor@suse.cz>
13220 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
13221 default block if a PHI node in the original one would be resized.
13223 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13225 PR tree-optimization/58135
13226 * tree-vect-slp.c: When group size is not multiple
13227 of vector size, allow splitting of store group at
13230 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
13232 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
13234 2016-05-22 Jakub Jelinek <jakub@redhat.com>
13236 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13237 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
13238 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
13241 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
13242 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
13243 v constraint instead of x and vinserti32x4 insn.
13245 * config/i386/sse.md (i128vldq): New mode iterator.
13246 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
13247 avx512dq and avx512vl alternatives.
13249 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
13250 constraint, use maybe_evex prefix instead of vex.
13251 (vec_dupv4sf): Use v constraint instead of x for output
13252 operand except for noavx alternative, use Yv constraint
13253 instead of x for input. Use maybe_evex prefix instead of vex.
13254 (*vec_dupv4si): Likewise.
13255 (*vec_dupv2di): Likewise.
13257 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13259 PR middle-end/40921
13260 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
13261 (linearize_expr_tree): Call try_special_add_to_ops.
13262 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
13264 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13266 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
13267 to computed stack_usage.
13269 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13272 * config/avr/avr.md (define_expand "mov<mode>"): If the source
13273 operand is subreg (symbol_ref) then move the symbol ref to register.
13275 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
13277 * tree.c (array_at_struct_end_p): Look through MEM_REF.
13279 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13281 PR middle-end/71179
13282 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
13285 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13287 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
13288 ranges by calling get_single_symbol and tidy up. Look more closely
13289 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
13291 2016-05-20 Jeff Law <law@redhat.com>
13293 * bitmap.c (bitmap_find_bit): Remove useless test.
13295 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
13297 * function.c (thread_prologue_and_epilogue_insns): Commit the
13298 insertion of the epilogue.
13300 2016-05-20 Martin Jambor <mjambor@suse.cz>
13302 PR tree-optimization/70884
13303 * tree-sra.c (initialize_constant_pool_replacements): Do not check
13304 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
13305 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
13306 of constant pool data as a reason for scalarization.
13308 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13310 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
13311 for naked functions.
13312 (thumb1_expand_prologue): Likewise.
13314 2016-05-20 Nathan Sidwell <nathan@acm.org>
13316 * config/nvptx/nptx.c (nvptx_option_override): Only set
13317 flag_toplevel_reorder, if not explicitly specified. Set
13318 flag_no_common, unless explicitly specified.
13320 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13322 * calls.c (can_implement_as_sibling_call_p): Mark param
13323 reg_parm_stack_space with ATTRIBUTE_UNUSED.
13325 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
13327 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
13328 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
13329 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
13331 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
13332 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
13333 and CASE_CONST_ANY.
13335 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
13337 * config/nvptx/nvptx.md (sincossf3): New pattern.
13339 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13341 * calls.c (maybe_complain_about_tail_call): New function.
13342 (initialize_argument_information): Call
13343 maybe_complain_about_tail_call when clearing *may_tailcall.
13344 (can_implement_as_sibling_call_p): Call
13345 maybe_complain_about_tail_call when returning false.
13346 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
13347 ensure try_tail_call is set. Call maybe_complain_about_tail_call
13348 if tail-call optimization fails.
13349 * cfgexpand.c (expand_call_stmt): Initialize
13350 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
13351 * gimple-pretty-print.c (dump_gimple_call): Dump
13352 gimple_call_must_tail_p.
13353 * gimple.c (gimple_build_call_from_tree): Call
13354 gimple_call_set_must_tail with the value of
13355 CALL_EXPR_MUST_TAIL_CALL.
13356 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
13357 (gimple_call_set_must_tail): New function.
13358 (gimple_call_must_tail_p): New function.
13359 * print-tree.c (print_node): Update printing of TREE_STATIC
13360 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
13361 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
13362 trailing comment listing applicable flags.
13363 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
13365 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13367 * calls.c (expand_call): Move "Rest of purposes for tail call
13368 optimizations to fail" to...
13369 (can_implement_as_sibling_call_p): ...this new function, and
13370 split into multiple "if" statements.
13372 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13374 * cfgloop.h (expected_loop_iterations_unbounded,
13375 expected_loop_iterations): Unconstify.
13376 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
13377 profile with known upper bound; return 3 when profile is absent.
13378 (expected_loop_iterations): Update.
13380 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13382 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
13383 and get_max_loop_iterations_int.
13385 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13387 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
13388 realistic upper bounds here.
13390 2016-05-20 Jakub Jelinek <jakub@redhat.com>
13393 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
13394 calls if the LHS is variable length or has addressable type.
13395 If targets[0]->decl is a noreturn call with void return type and
13396 zero arguments, adjust fntype and remove lhs in that case.
13398 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
13400 PR tree-optimization/71079
13401 PR tree-optimization/71206
13402 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
13404 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13406 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
13407 (get_vec_alignment_for_array_decl): Likewise.
13408 (get_vec_alignment_for_record_decl): Likewise.
13409 (increase_alignment::execute): Move code to find alignment to
13410 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
13411 (type_align_map): New hash_map.
13413 2016-05-20 Richard Guenther <rguenther@suse.de>
13415 PR tree-optimization/29756
13416 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
13417 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
13418 * fold-const.c (operand_equal_p): Likewise.
13419 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
13420 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
13421 * tree-inline.c (estimate_operator_cost): Likewise.
13422 * tree-pretty-print.c (dump_generic_node): Likewise.
13423 * tree-ssa-operands.c (get_expr_operands): Likewise.
13424 * cfgexpand.c (expand_debug_expr): Likewise.
13425 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
13426 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
13427 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
13428 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
13429 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
13430 (execute_update_addresses_taken): Do it.
13432 2016-05-20 Richard Biener <rguenther@suse.de>
13434 PR tree-optimization/71185
13435 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
13436 register operations.
13438 2016-05-20 Richard Biener <rguenther@suse.de>
13440 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
13441 gimple_seq_add_seq_without_update.
13442 (release_bb_predicate): Assert we have no operands to free.
13443 (if_convertible_loop_p_1): Calculate post dominators later.
13444 Do not free BB predicates here.
13445 (combine_blocks): Do not recompute BB predicates.
13446 (version_loop_for_if_conversion): Save BB predicates around
13449 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13451 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
13452 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
13453 code. Ignore sibcalls on EDGE_IGNORE edges.
13454 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
13455 on edges for sibcalls that run without prologue. The rest of the
13456 function is combined from...
13457 (fix_fake_fallthrough_edge): ... this, and ...
13458 (try_shrink_wrapping): ... a part of this. Remove the bb_with
13459 function argument, make it a local variable.
13461 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
13463 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
13464 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
13465 for 32-bit mode and SEH for 64-bit.
13466 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
13467 TARGET_64BIT_DEFAULT.
13469 2016-05-19 Ryan Burn <contact@rnburn.com>
13471 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
13472 * gengtype.c (open_base_files): Add cilk.h to ifiles.
13474 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
13476 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
13477 force pending loads from memory.
13479 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
13481 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
13482 (UNSPEC_DARN_32): New unspec constant.
13483 (UNSPEC_DARN_RAW): New unspec constant.
13484 (darn_32): New instruction.
13485 (darn_raw): New instruction.
13486 (darn): New instruction.
13487 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
13488 support and documentation for this macro.
13489 (BU_P9_MISC_1): New macro definition.
13490 (BU_P9_64BIT_MISC_0): New macro definition.
13491 (BU_P9_MISC_0): New macro definition.
13492 (darn_32): New builtin definition.
13493 (darn_raw): New builtin definition.
13494 (darn): New builtin definition.
13495 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
13496 RS6000_BUILTIN_0 directives to surround each occurrence of
13497 #include "rs6000-builtin.def".
13498 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
13499 RS6000_BTM_64BIT flags to the returned mask, depending on
13501 (def_builtin): Correct an error in the assignments made to the
13502 debugging variable attr_string.
13503 (rs6000_expand_builtin): Add support for no-operand built-in
13505 (builtin_function_type): Remove fatal_error assertion that is no
13507 (rs6000_common_init_builtins): Add support for no-operand built-in
13509 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
13511 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
13513 (RS6000_BTM_64BIT): New macro definition.
13514 * doc/extend.texi: Document __builtin_darn (void),
13515 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
13518 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
13520 * tree-vect-loop.c (vect_analyze_loop_2): Use also
13521 max_loop_iterations_int.
13523 2016-05-19 Marek Polacek <polacek@redhat.com>
13525 PR tree-optimization/71031
13526 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
13527 condition and adjust the code a bit.
13529 2016-05-19 Martin Liska <mliska@suse.cz>
13531 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
13532 auto_vec instead of vec.
13534 2016-05-19 Martin Liska <mliska@suse.cz>
13536 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
13538 2016-05-19 Martin Liska <mliska@suse.cz>
13540 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
13542 2016-05-19 Martin Liska <mliska@suse.cz>
13544 * ipa-pure-const.c (set_function_state): Remove an existing
13546 (remove_node_data): Do not free it as it's released
13547 in set_function_state.
13549 2016-05-19 Martin Liska <mliska@suse.cz>
13551 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
13554 2016-05-19 Martin Liska <mliska@suse.cz>
13556 * omp-simd-clone.c (simd_clone_adjust): Release vector.
13558 2016-05-19 Martin Liska <mliska@suse.cz>
13560 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
13561 an auto_vec instead of re-creating it.
13563 2016-05-19 Martin Liska <mliska@suse.cz>
13565 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
13566 auto_vec instead of vec.
13568 2016-05-19 Martin Liska <mliska@suse.cz>
13570 * lto-section-in.c (lto_get_section_data): Call
13571 lto_check_version with additional argument.
13572 * lto-streamer.c (lto_check_version): Add new argument.
13573 * lto-streamer.h (lto_check_version): Likewise.
13575 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13577 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
13578 Don't add cost of inner memory when handling sign-extended loads.
13580 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
13582 PR rtl-optimization/71148
13583 * cse.c (cse_main): Free dominance info.
13584 (rest_of_handle_cse): Don't free dominance info.
13585 (rest_of_handle_cse2): Likewise.
13586 (rest_of_handle_cse_after_global_opts): Likewise.
13588 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13591 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
13592 NULL_TREE early if NEON is not available. Remove now redundant check
13593 in ARM_CHECK_BUILTIN_MODE.
13595 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
13598 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
13599 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
13600 * doc/cpp.texi: Document new macros.
13602 2016-05-19 Bin Cheng <bin.cheng@arm.com>
13604 PR tree-optimization/69848
13605 * tree-vect-loop.c (vectorizable_reduction): Don't factor
13606 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
13608 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13610 * function.c (thread_prologue_and_epilogue_insn): Move the
13611 "goto epilogue_done" one block later.
13613 2016-05-19 Richard Biener <rguenther@suse.de>
13615 PR tree-optimization/70729
13616 * passes.def: Move LIM pass before PRE. Remove no longer
13617 required copyprop and move first DCE out of the loop pipeline.
13619 2016-05-18 David Malcolm <dmalcolm@redhat.com>
13622 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
13623 (OBJS-libcommon-target): ...here.
13624 * opts-common.c: Include spellcheck.h.
13625 (cmdline_handle_error): Build a vec of valid options and use it
13626 to suggest provide hints for misspelled arguments.
13628 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13631 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
13632 lhs if it has TREE_ADDRESSABLE type.
13634 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
13637 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
13638 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
13640 2016-05-18 Martin Jambor <mjambor@suse.cz>
13643 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
13644 input for NOP_EXPR pass-through functions.
13645 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
13646 aggregate global constant VAR_DECLs in constant jump functions.
13648 2016-05-18 Martin Jambor <mjambor@suse.cz>
13651 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
13652 from TREE_READONLY parameters.
13654 2016-05-18 Martin Jambor <mjambor@suse.cz>
13657 * cgraph.h (cgraph_indirect_call_info): New field
13658 guaranteed_unmodified.
13659 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
13660 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
13662 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
13663 pass the parameter value to ipa_find_agg_cst_for_param.
13664 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
13665 guaranteed_unmodified, store AA results there instead of bailing out
13667 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
13668 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
13669 (find_constructor_constant_at_offset): New function.
13670 (ipa_find_agg_cst_from_init): Likewise.
13671 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
13672 static initializers of contants, report back through a new paameter
13673 from_global_constant if that was the case.
13674 (try_make_edge_direct_simple_call): Also pass parameter value to
13675 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
13677 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
13678 (ipa_read_indirect_edge_info): Likewise.
13679 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
13680 (ipa_load_from_parm_agg): Likewise.
13682 2016-05-18 Jiong Wang <jiong.wang@arm.com>
13684 PR rtl-optimization/71150
13685 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
13688 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13691 * config/rs6000/constraints.md (wE constraint): New constraint
13692 for a vector constant that can be loaded with XXSPLTIB.
13693 (wM constraint): New constraint for a vector constant of a 1's.
13694 (wS constraint): New constraint for a vector constant that can be
13695 loaded with XXSPLTIB and a vector sign extend instruction.
13696 * config/rs6000/predicates.md (xxspltib_constant_split): New
13697 predicates for wE/wS constraints.
13698 (xxspltib_constant_nosplit): Likewise.
13699 (easy_vector_constant): Add support for constants that can be
13700 loaded via XXSPLTIB.
13701 (all_ones_constant): New predicate for vector constant with all
13703 (splat_input_operand): Add support for ISA 3.0 word splat operations.
13704 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
13705 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
13706 instruction and possibly with a sign extension.
13707 (output_vec_const_move): Add support for XXSPLTIB. If we are
13708 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
13709 instead of XXLXOR/XXLORC.
13710 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
13712 (rs6000_legitimize_reload_address): Likewise.
13713 (rs6000_output_move_128bit): Use output_vec_const_move to emit
13715 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
13716 combine VSX_M and VSX_M2 into one iterator.
13717 (VSX_M2): Likewise.
13718 (VSINT_84): New iterators for loading constants with XXSPLTIB.
13719 (VSINT_842): Likewise.
13720 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
13721 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
13722 XXSPLTIB instruction.
13723 (xxspltib_<mode>_nosplit): Likewise.
13724 (xxspltib_<mode>_split): New insn to load up constants with
13725 XXSPLTIB and a sign extend instruction.
13726 (vsx_mov<mode>): Replace single move that handled all vector types
13727 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
13728 moves (when -mvsx-timode is in effect) into the main vector
13729 moves. Eliminate separate moves for <VSr> <VSa>, where the
13730 preferred register class (<VSr>) is listed first, and the
13731 secondary register class (<VSa>) is listed second with a '?' to
13732 discourage use. Prefer loading 0/-1 in any VSX register for ISA
13733 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
13734 that if the register was involved in a slow operation, the
13735 clear/set operation does not wait for the slow operation to
13736 finish. Adjust the length attributes for 32-bit mode. Use
13737 rs6000_output_move_128bit and drop the use of the string
13738 instructions for 32-bit movti when -mvsx-timode is in effect. Use
13739 spacing so that the alternatives and attributes don't generate
13740 long lines, and put things in columns, so that it is easier to
13741 match up the operands and attributes with the insn alternatives.
13742 (vsx_mov<mode>_64bit): Likewise.
13743 (vsx_mov<mode>_32bit): Likewise.
13744 (vsx_movti_64bit): Fold movti into normal vector moves.
13745 (vsx_movti_32bit): Likewise.
13746 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
13747 splat instructions.
13748 (vsx_splat_v4si_internal): Likewise.
13749 (vsx_splat_v4sf_internal): Likewise.
13750 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
13751 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
13752 extend vector elements.
13753 (vsx_sign_extend_hi_<mode>): Likewise.
13754 (vsx_sign_extend_si_v2di): Likewise.
13755 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
13757 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
13758 constraints. Add trailing period to wL documentation.
13760 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
13762 PR middle-end/71020
13763 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
13764 * tree-dfa.c (replace_abnormal_ssa_names): New function.
13765 * tree-call-cdce.c: Include tree-dfa.h.
13766 (can_guard_call_p): New function, extracted from...
13767 (can_use_internal_fn): ...here.
13768 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
13770 (shrink_wrap_one_built_in_call): Likewise.
13771 (use_internal_fn): Likewise.
13772 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
13773 and return void. Call replace_abnormal_ssa_names.
13774 (pass_call_cdce::execute): Check can_guard_call_p during the
13775 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
13776 will always change something.
13778 2016-05-18 Martin Jambor <mjambor@suse.cz>
13781 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
13782 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
13784 2016-05-18 Martin Jambor <mjambor@suse.cz>
13787 * ipa-inline.h (condition): New field size.
13788 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
13789 for comaprison and store it into the new condition.
13790 (evaluate_conditions_for_known_args): Use condition size to check
13791 access sizes for all but CHANGED conditions.
13792 (unmodified_parm_1): New parameter size_p, store access size into it.
13793 (unmodified_parm): Likewise.
13794 (unmodified_parm_or_parm_agg_item): Likewise.
13795 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
13796 (set_cond_stmt_execution_predicate): Extract access sizes and store
13797 them to conditions.
13798 (set_switch_stmt_execution_predicate): Likewise.
13799 (will_be_nonconstant_expr_predicate): Likewise.
13800 (will_be_nonconstant_predicate): Likewise.
13801 (inline_read_section): Stream condition size.
13802 (inline_write_summary): Likewise.
13804 2016-05-18 Richard Biener <rguenther@suse.de>
13806 * tree-ssa-loop-im.c (determine_max_movement): Properly add
13807 condition cost to PHI cost instead of total_cost.
13809 2016-05-18 Martin Liska <mliska@suse.cz>
13812 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
13815 2016-05-18 Richard Biener <rguenther@suse.de>
13817 * lto-streamer.h (LTO_major_version): Bump to 6.
13819 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13821 * function.c (make_split_prologue_seq, make_prologue_seq,
13822 make_epilogue_seq): New functions, factored out from...
13823 (thread_prologue_and_epilogue_insns): Here.
13825 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13827 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
13828 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
13829 of before. Add a comment.
13831 2016-05-18 Bin Cheng <bin.cheng@arm.com>
13833 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
13834 expression pointer, not pointer to the pointer.
13836 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13838 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
13839 (avx2_pbroadcast<mode>): Add another alternative with v instead
13840 of x constraints in it, using <pbroadcast_evex_isa> isa.
13841 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
13843 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
13844 constraint x instead of v in second alternative, add avx512bw
13847 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
13848 constraint x instead of v in second alternative, add avx512bw
13851 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
13852 constraint x instead of v in second alternative, add avx512bw
13855 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
13856 avx512bw alternative.
13858 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13860 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
13861 array to 128 chars.
13862 (define_insn "*andnottf3"): Ditto.
13863 (define_insn "*<code><mode>3"/any_logic): Ditto.
13864 (define_insn "*<code>tf3"/any_logic): Ditto.
13865 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
13866 operand to block AVX-512VL insn variant emit when it is not enabled.
13868 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13870 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
13871 constraint fot SF mode.
13873 2016-05-18 Petr Murzin <petr.murzin@intel.com>
13874 Kirill Yukhin <kirill.yukhin@intel.com>
13876 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
13878 (define_insn "rsqrt14<mode>"): Ditto.
13879 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
13880 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
13881 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
13882 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
13883 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
13885 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
13886 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
13887 * config/i386/i386.c (ix86_print_operand): Expand check for size
13888 override codes for Intel syntax.
13890 2016-05-18 Richard Biener <rguenther@suse.de>
13892 PR tree-optimization/71168
13893 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
13894 initialization earlier.
13896 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
13898 * config/aarch64/aarch64-simd.md
13899 (aarch64_reduc_plus_internal<mode>): Rename to...
13900 (reduc_plus_scal): ...This, and remove previous implementation.
13902 2016-05-18 Richard Biener <rguenther@suse.de>
13904 * passes.def: Put late dse and cd_dce in canonical order.
13906 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
13908 * ipa-inline-transform.c (preserve_function_body_p): Look for
13909 first non-thunk clone.
13910 (save_function_body): Save into first non-thunk.
13911 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
13913 (lto_output_node): Inline thunks don't need body in every
13915 * lto-streamer-in.c: Do not fixup thunk clones.
13916 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
13918 * tree-inline.c (copy_bb): Be prepared for target node to be new after
13921 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13923 PR middle-end/63586
13924 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
13925 (reassociate_bb): Call transform_add_to_multiply.
13927 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13929 * config/aarch64/aarch64.c (all_extensions): Removed unused
13932 2016-05-17 Nathan Sidwell <nathan@acm.org>
13934 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
13935 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
13937 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
13939 PR tree-optimization/54579
13940 PR middle-end/55299
13941 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
13943 2016-05-17 Marek Polacek <polacek@redhat.com>
13946 * tree-inline.c (expand_call_inline): Call
13947 maybe_remove_unused_call_args.
13949 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
13951 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
13952 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
13953 * doc/md.texi (fmin@var{m}3): Likewise.
13955 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13957 * match.pd (X & C): New transformation.
13959 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13961 * match.pd (~X & Y): New transformation.
13963 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13965 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
13966 information for new SSA_NAME.
13967 (simplify_conversion_using_ranges): Get range through get_range_info
13968 instead of get_value_range.
13970 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13972 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
13973 Remove inline assembly.
13974 (vmvn_s16): Likewise.
13975 (vmvn_s32): Likewise.
13976 (vmvn_u8): Likewise.
13977 (vmvn_u16): Likewise.
13978 (vmvn_u32): Likewise.
13979 (vmvnq_s8): Likewise.
13980 (vmvnq_s16): Likewise.
13981 (vmvnq_s32): Likewise.
13982 (vmvnq_u8): Likewise.
13983 (vmvnq_u16): Likewise.
13984 (vmvnq_u32): Likewise.
13985 (vmvn_p8): Likewise.
13986 (vmvnq_p16): Likewise.
13988 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13990 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
13992 (vmul_n_s16): Likewise.
13993 (vmul_n_s32): Likewise.
13994 (vmul_n_u16): Likewise.
13995 (vmul_n_u32): Likewise.
13996 (vmulq_n_f32): Likewise.
13997 (vmulq_n_f64): Likewise.
13998 (vmulq_n_s16): Likewise.
13999 (vmulq_n_s32): Likewise.
14000 (vmulq_n_u16): Likewise.
14001 (vmulq_n_u32): Likewise.
14003 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14005 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
14006 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
14008 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14010 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
14011 to *aarch64_fma4_elt_from_dup<mode>.
14012 (*aarch64_fnma4_elt_to_128df): Rename to
14013 *aarch64_fnma4_elt_from_dup<mode>.
14014 * config/aarch64/arm_neon.h (vfma_n_f64): New.
14015 (vfms_n_f32): Likewise.
14016 (vfms_n_f64): Likewise.
14017 (vfmsq_n_f32): Likewise.
14018 (vfmsq_n_f64): Likewise.
14020 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
14022 * wide-int.h: Change fixed_wide_int_storage from class to struct.
14024 2016-05-17 Richard Biener <rguenther@suse.de>
14026 PR tree-optimization/71132
14027 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
14028 Only add control dependences for blocks in the loop.
14029 (build_rdg): Adjust.
14030 (generate_code_for_partition): Return whether loop should
14031 be destroyed and delay that.
14032 (distribute_loop): Likewise.
14033 (pass_loop_distribution::execute): Record loops to be destroyed
14034 and perform delayed destroying of loops.
14036 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14039 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
14041 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14043 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
14045 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
14048 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
14049 insertion point for instructions generated by validize_mem.
14051 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14053 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
14056 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14058 * config/aarch64/aarch64.c
14059 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
14060 rather than a macro.
14062 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14064 * doc/invoke.texi (AArch64 Options): Various updates.
14066 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14068 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
14069 into instrumentation thunks.
14070 * cif-code.def (CIF_CHKP): New.
14072 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
14074 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
14076 2016-05-16 Martin Jambor <mjambor@suse.cz>
14078 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
14079 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
14081 2016-05-16 Marek Polacek <polacek@redhat.com>
14083 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
14086 2016-05-16 Martin Jambor <mjambor@suse.cz>
14089 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
14090 the outlined kernel function.
14092 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
14094 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
14095 (ISA_HAS_DLSA): Ditto.
14097 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14099 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
14101 2016-05-16 Nathan Sidwell <nathan@acm.org>
14103 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
14104 (nvptx_name_replacement): Restore. Add comment.
14105 (write_fn_proto, write_fn_proto_from_insn,
14106 nvptx_output_call_insn): Restore
14107 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
14109 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14111 * config/aarch64/aarch64.md
14112 (add<mode>3_compareC_cconly_imm): Remove use of %w.
14113 (add<mode>3_compareC_imm): Likewise.
14114 (<optab>si3_uxtw): Split into register and immediate variants.
14115 (andsi3_compare0_uxtw): Likewise.
14116 (and<mode>3_compare0): Likewise.
14117 (and<mode>3nr_compare0): Likewise.
14118 (stack_protect_test_<mode>): Don't use %x for memory operands.
14120 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14122 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
14124 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14126 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
14127 Split integer shifts into shift_reg and bfm.
14128 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
14129 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
14130 (ror<mode>3_insn): Likewise.
14131 (<optab>si3_insn_uxtw): Likewise.
14132 (<optab><mode>3_insn): Change to rotate_imm.
14133 (extr<mode>5_insn_alt): Likewise.
14134 (extrsi5_insn_uxtw): Likewise.
14135 (extrsi5_insn_uxtw_alt): Likewise.
14137 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14139 * doc/tm.texi: Regenerate.
14140 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
14141 (TARGET_INVALID_RETURN_TYPE): Remove.
14142 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
14143 TARGET_INVALID_RETURN_TYPE.
14144 * target.def (invalid_parameter_type): Remove.
14145 (invalid_return_type): Remove.
14147 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14149 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
14150 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
14152 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
14154 (preserve_function_body_p): No need to preserve function body
14155 * cif-codes.def (CIF_THUNK): Remove.
14156 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
14158 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14160 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
14162 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14164 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
14167 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14169 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
14170 (inline_small_functions): Do not look for function symbol when
14173 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14175 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
14178 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14179 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14180 Jiong Wang <jiong.wang@arm.com>
14182 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
14183 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
14184 Define __ARM_FP16_ARGS when appropriate.
14185 * config/arm/arm.c (arm_invalid_parameter_type): Remove
14187 (arm_invalid_return_type): Likewise.
14188 (TARGET_INVALID_PARAMETER_TYPE): Remove.
14189 (TARGET_INVALID_RETURN_TYPE): Remove.
14190 (aapcs_vfp_sub_candidate): Allow HFmode.
14191 (aapcs_vfp_allocate): Add comment. Support HFmode.
14192 (aapcs_vfp_allocate_return_reg): Likewise.
14193 (struct aapcs_cp_arg_layout): Slightly reword comments for
14194 is_return_candidate and allocate_return_reg.
14195 (output_mov_vfp): Update assert.
14196 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
14198 (arm_invalid_parameter_type): Remove.
14199 (amr_invalid_return_type): Remove.
14200 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
14201 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
14202 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
14204 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14206 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
14207 * config/aarch64/arch64-protos.h
14208 (aarch64_legitimize_reload_address): Remove.
14209 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
14212 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
14214 * configure.ac: Add ACX_NONCANONICAL_HOST.
14215 * configure: Regenerate.
14216 * Makefile.in: Set host_noncanonical.
14218 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
14221 * config/i386/i386.md (*movtf_internal): Before register allocation,
14222 do not allow FP constants for CM_MEDIUM memory model, allow only
14223 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
14224 (*movxf_internal): Ditto.
14225 (*movdf_internal): Ditto.
14226 (*movsf_internal): Ditto.
14228 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
14230 PR rtl-optimization/67483
14231 * combine.c (make_compound_operation): Don't call extract_left_shift
14232 with negative shift amounts.
14234 2016-05-13 Jakub Jelinek <jakub@redhat.com>
14237 * fold-const.c (fold_checksum_tree): Allow modification
14238 of TYPE_ALIAS_SET during folding.
14240 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
14241 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
14242 (ix86_split_to_parts): Likewise. Fix up formatting.
14244 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
14246 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
14247 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
14250 2016-05-13 Nathan Sidwell <nathan@acm.org>
14252 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
14253 (nvptx_name_replacement): Delete.
14254 (write_fn_proto, write_fn_proto_from_insn,
14255 nvptx_output_call_insn): Remove nvptx_name_replacement call.
14256 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
14257 * langhooks.c (add_builtin_funcction_common): Call
14258 targetm.mangle_decl_assembler_name.
14260 * config/nvptx/nvptx.c (write_fn_proto): Handle
14261 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
14263 2016-05-13 Martin Liska <mliska@suse.cz>
14265 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
14266 and PRIu64 in printf format.
14268 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14270 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
14273 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14275 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14276 Change --param max-completely-peeled-times to
14277 --param max-completely-peel-times in dump file printing.
14279 2016-05-13 Richard Biener <rguenther@suse.de>
14281 PR tree-optimization/42587
14282 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
14283 (find_bswap_or_nop_1): Likewise.
14284 (bswap_replace): Likewise.
14286 2016-05-13 Martin Liska <mliska@suse.cz>
14288 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
14289 Initialize a variable with default value.
14291 2016-05-13 Martin Liska <mliska@suse.cz>
14293 * doc/invoke.texi: Enhance explanation of error recovery
14296 2016-05-13 Martin Liska <mliska@suse.cz>
14298 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
14299 (struct cost_pair): Change inv_expr_id (int) to inv_expr
14300 (iv_inv_expr_ent *).
14301 (struct iv_inv_expr_ent): Comment struct fields.
14302 (sort_iv_inv_expr_ent): New function.
14303 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
14304 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
14305 a hash_map between iv_inv_expr_ent and number of usages.
14306 (niter_for_exit): Fix coding style.
14307 (tree_ssa_iv_optimize_init): Use renamed variable.
14308 (determine_base_object): Fix coding style.
14309 (alloc_iv): Likewise.
14310 (find_interesting_uses_outside): Likewise.
14311 (add_candidate_1): Likewise.
14312 (add_standard_iv_candidates): Likewise.
14313 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
14314 (prepare_decl_rtl): Fix coding style.
14315 (get_address_cost): Likewise.
14316 (get_shiftadd_cost): Likewise.
14317 (force_expr_to_var_cost): Likewise.
14318 (compare_aff_trees): Likewise.
14319 (get_expr_id): Restructure the function.
14320 (get_loop_invariant_expr_id): Renamed to
14321 get_loop_invariant_expr.
14322 (get_computation_cost_at): Replace usage of inv_expr_id with
14324 (get_computation_cost): Likewise.
14325 (determine_group_iv_cost_generic): Likewise.
14326 (determine_group_iv_cost_address): Likewise.
14327 (iv_period): Fix coding style.
14328 (iv_elimination_compare_lt): Likewise.
14329 (may_eliminate_iv): Likewise.
14330 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
14332 (determine_group_iv_costs): Dump invariant expressions.
14333 (iv_ca_recount_cost): Use the newly added hash_map.
14334 (iv_ca_set_remove_invariants): Fix coding style.
14335 (iv_ca_set_add_invariants): Fix coding style.
14336 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
14338 (iv_ca_set_cp): Likewise.
14339 (iv_ca_new): Initialize the newly added hash_map and remove
14340 initialization of fields.
14341 (iv_ca_free): Delete the hash_map.
14342 (iv_ca_dump): Dump invariant expressions.
14343 (iv_ca_extend): Fix coding style.
14344 (try_add_cand_for): Likewise.
14345 (create_new_ivs): Dump information about # of avg iterations and
14346 # of used invariant expressions.
14347 (rewrite_use_compare): Fix coding style.
14348 (free_loop_data): Set default value for max_inv_expr_id.
14350 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
14352 * cse.c (rest_of_handle_cse): Use cleanup_cfg
14353 returned value cse_cfg_altered computation.
14354 (rest_of_handle_cse2): Likewise.
14355 (rest_of_handle_cse_after_global_opts): Likewise.
14357 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14360 * config/arm/arm.c (arm32_output_mi_thunk): New.
14361 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
14362 to split Thumb1 vs TARGET_32BIT functionality.
14363 (arm_thumb1_mi_thunk): New.
14365 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14367 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
14370 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14373 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
14375 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
14377 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
14378 (expand_builtin_trap): Emit a regular call.
14379 (set_builtin_user_assembler_name): Remove obsolete cases.
14380 * dse.c (scan_insn): Adjust.
14381 * except.c: Include calls.h.
14382 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
14383 emit a regular call to setjmp.
14384 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
14385 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
14386 (emit_block_move_via_libcall): Delete.
14387 (block_move_fn): Delete.
14388 (init_block_move_fn): Likewise.
14389 (emit_block_move_libcall_fn): Likewise.
14390 (emit_block_op_via_libcall): New function.
14391 (set_storage_via_libcall): Tidy up and use memset builtin.
14392 (block_clear_fn): Delete.
14393 (init_block_clear_fn): Likewise.
14394 (clear_storage_libcall_fn): Likewise.
14395 (expand_assignment): Call emit_block_move_via_libcall.
14396 Do not include gt-expr.h.
14397 * expr.h (emit_block_op_via_libcall): Declare.
14398 (emit_block_copy_via_libcall): New inline function.
14399 (emit_block_move_via_libcall): Likewise.
14400 (emit_block_comp_via_libcall): Likewise.
14401 (block_clear_fn): Delete.
14402 (init_block_move_fn): Likewise.
14403 (init_block_clear_fn): Likewise.
14404 (emit_block_move_via_libcall): Likewise.
14405 (set_storage_via_libcall): Add default parameter value.
14406 * libfuncs.h (enum libfunc_index): Remove obsolete values.
14407 (abort_libfunc): Delete.
14408 (memcpy_libfunc): Likewise.
14409 (memmove_libfunc): Likewise.
14410 (memcmp_libfunc): Likewise.
14411 (memset_libfunc): Likewise.
14412 (setbits_libfunc): Likewise.
14413 (setjmp_libfunc): Likewise.
14414 (longjmp_libfunc): Likewise.
14415 (profile_function_entry_libfunc): Likewise.
14416 (profile_function_exit_libfunc): Likewise.
14417 (gcov_flush_libfunc): Likewise.
14418 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
14419 and DECL_VISIBILITY on the declaration.
14420 (init_optabs): Do not initialize obsolete libfuncs.
14421 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
14422 * tree-core.h (ECF_RET1): Define.
14423 (ECF_TM_PURE): Adjust.
14424 (ECF_TM_BUILTIN): Likewise.
14425 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
14426 (build_common_builtin_nodes): Initialize abort builtin.
14427 Add ECF_RET1 on memcpy, memmove and memset builtins.
14428 Pass final flags for alloca and alloca_with_align builtins.
14429 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
14431 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
14432 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
14433 set_storage_via_libcall and call emit_block_copy_via_libcall.
14435 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
14437 * config/i386/i386.md (*call_got_x32): Change operand 0 to
14438 DImode before it is passed to ix86_output_call_operand.
14439 (*call_value_got_x32): Ditto for operand 1.
14441 2016-05-12 Jiong Wang <jiong.wang@arm.com>
14443 PR rtl-optimization/70904
14444 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
14445 reload for wide mode.
14447 2016-05-12 Marek Polacek <polacek@redhat.com>
14450 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
14451 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
14452 * langhooks.h (incomplete_type_error): Likewise.
14453 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
14454 parameter, pass it down to incomplete_type_error.
14455 * tree.h (size_in_bytes): New inline overload.
14456 (size_in_bytes_loc): Renamed from size_in_bytes.
14458 2016-05-12 Richard Biener <rguenther@suse.de>
14460 PR tree-optimization/71059
14461 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
14462 nary before looking up or entering the expression into the VN
14464 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
14465 Make sure to re-use NARYs without result as inserted by
14468 2016-05-12 Richard Biener <rguenther@suse.de>
14470 PR tree-optimization/71062
14471 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14473 * tree-ssa-structalias.c (set_uids_in_ptset): Set
14474 vars_contains_restrict if the var is a restrict tag.
14475 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
14476 do not disambiguate pointers against it.
14477 (dump_points_to_solution): Re-structure and adjust for new
14478 vars_contains_restrict flag.
14479 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
14481 2016-05-12 Martin Liska <mliska@suse.cz>
14483 * doc/invoke.texi: Explain connection between
14484 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
14486 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
14488 PR tree-optimization/71006
14489 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
14490 consider COND_EXPR as a mask producer.
14492 2016-05-12 Marek Polacek <polacek@redhat.com>
14495 * opts.c (common_handle_option): Detect missing argument for --help^.
14497 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14500 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
14501 when popping the PC and within an interrupt handler routine.
14502 Add missing tab to output of "ldmfd".
14503 (output_return_instruction): Output LDMFD with SP update rather
14504 than POP when returning from interrupt handler.
14506 2016-05-12 Jakub Jelinek <jakub@redhat.com>
14508 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
14509 TARGET_64BIT && TARGET_AVX512DQ.
14510 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
14511 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
14512 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
14513 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
14514 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
14515 (*vec_extractv4si_zext): Add avx512dq alternative.
14516 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
14517 use v instead of x constraint in other alternatives where possible.
14519 * config/i386/sse.md (sse2_loadld): Use v instead of x
14520 constraint in alternatives 0,1,4.
14522 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
14523 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
14524 v constraints instead of x and <pinsr_evex_isa> isa attribute.
14527 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
14528 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
14529 is not emitted unless TARGET_AVX512BW.
14530 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
14531 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
14532 for the result operand.
14534 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
14535 constraint instead of x in avx alternatives. Use maybe_evex instead
14538 * config/i386/constraints.md (Yv): New constraint.
14539 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
14540 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
14541 * config/i386/i386.md (avx512fvecmode): New mode attr.
14542 (*pushtf): Use v constraint instead of x.
14543 (*movtf_internal): Likewise. For TARGET_AVX512VL and
14544 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
14545 (*absneg<mode>2): Use Yv constraint instead of x constraint.
14546 (*absnegtf2_sse): Likewise.
14547 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
14548 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
14549 avx512f alternatives.
14550 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
14552 2016-05-12 Richard Biener <rguenther@suse.de>
14554 PR tree-optimization/71060
14555 * tree-data-ref.c (initialize_data_dependence_relation): Do not
14556 require exact match of DR_BASE_OBJECT but only matching address and
14559 2016-05-12 Richard Biener <rguenther@suse.de>
14561 PR tree-optimization/70986
14562 * cfganal.c: Include cfgloop.h.
14563 (dfs_find_deadend): Prefer to take edges exiting loops.
14565 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14567 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
14568 compile and run time.
14570 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
14573 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
14575 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
14577 * config/i386/i386.c (legitimize_pic_address): Use
14578 copy_to_suggested_reg instead of gen_movsi.
14580 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14582 * config/rs6000/predicates.md (quad_memory_operand): Move most of
14583 the code into quad_address_p and call it to share code with
14584 vsx_quad_dform_memory_operand.
14585 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
14587 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
14588 bit instead of being a separate word. Split -mpower9-dform into
14589 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14590 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
14591 for the register class supporting 128-bit quad word memory offsets.
14592 (mode_supports_vsx_dform_quad): Helper function to return if the
14593 register class uses quad word memory offsets.
14594 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
14595 (rs6000_debug_reg_global): Always print if we are using LRA or not.
14596 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
14597 instructions are enabled, set up the appropriate addr_masks for
14599 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
14600 -mpower9-dform-scalar, instead of -mpower9-dform.
14601 (rs6000_option_override_internal): Split -mpower9-dform into two
14602 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
14603 -mpower9-dform switch sets or clears both. If we are not using
14604 the LRA register allocator, do not enable -mpower9-dform-vector by
14605 default. If we are using LRA, enable -mpower9-dform-vector and
14606 -mvsx-timode if it is appropriate. Issue a warning if either
14607 -mpower9-dform-vector or -mvsx-timode are explicitly used without
14609 (quad_address_offset_p): New helper function to return if the
14610 offset is legal for quad word memory instructions.
14611 (quad_address_p): New function to determin if GPR or vector
14612 register quad word memory addresses are legal.
14613 (mem_operand_gpr): Validate quad word address offsets.
14614 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
14615 d-form (register + offset) instructions.
14616 (offsettable_ok_by_alignment): Likewise.
14617 (rs6000_legitimate_offset_address_p): Likewise.
14618 (legitimate_lo_sum_address_p): Likewise.
14619 (rs6000_legitimize_address): Likewise.
14620 (rs6000_legitimize_reload_address): Add more debug statements for
14622 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
14623 d-form instructions.
14624 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
14625 d-form instructions. Distinguish different cases in debug
14626 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
14627 d-form instructions.
14628 (rs6000_preferred_reload_class): Likewise.
14629 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
14630 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
14631 of the ISA 2.06 indexed memory instructions.
14632 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
14633 use them to save/restore the saved vector registers instead of
14634 using Altivec instructions.
14635 (rs6000_emit_epilogue): Likewise.
14636 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
14637 (rs6000_opt_masks): Split -mpower9-dform into
14638 -mpower9-dform-scalar and -mpower9-dform-vector.
14639 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
14641 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
14642 ISA 3.0 vector indexed memory instructions, and fold the code into
14643 the normal mov<mode> patterns.
14644 (p9_vecstore_<mode>): Likewise.
14645 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
14647 (vsx_movti_64bit): Likewise.
14648 (vsx_movti_32bit): Likewise.
14649 * config/rs6000/constraints.md (wO constraint): New constraint for
14650 ISA 3.0 vector d-form support.
14651 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
14652 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
14653 include -mpower9-dform-vector until we switch over to LRA.
14654 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
14655 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14656 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
14657 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
14658 for -mpower9-dform and -mlra.
14659 * doc/md.texi (wO constraint): Document wO constraint.
14661 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
14663 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
14664 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
14665 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
14666 Move handling of non-insn arguments inline into the sole user:
14667 (output_trans_func): ...here.
14668 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
14669 in emitted function prototype.
14670 (output_internal_insn_latency_func): Ditto. Simplify.
14671 (output_internal_maximal_insn_latency_func): Ditto. Delete
14672 always-unused argument.
14673 (output_insn_latency_func): Ditto.
14674 (output_maximal_insn_latency_func): Ditto.
14676 2016-05-11 Richard Biener <rguenther@suse.de>
14678 PR tree-optimization/71055
14679 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
14680 sth with precision not equal to access size verify we don't chop
14683 2016-05-11 Richard Biener <rguenther@suse.de>
14686 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
14687 (dwarf2out_finish): Move retry_incomplete_types call ...
14688 (dwarf2out_early_finish): ... here.
14690 2016-05-11 Richard Biener <rguenther@suse.de>
14692 PR middle-end/71002
14693 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
14694 if the langhook insists on it.
14695 * fold-const.c (make_bit_field_ref): Add arg for the original
14696 reference and preserve its alias-set.
14697 (decode_field_reference): Take exp by reference and adjust it
14698 to the original memory reference.
14699 (optimize_bit_field_compare): Adjust callers.
14700 (fold_truth_andor_1): Likewise.
14701 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
14703 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
14705 PR middle-end/70807
14706 * cfgrtl.h (delete_insn_and_edges): Now return bool.
14707 * cfgrtl.c (delete_insn_and_edges): Likewise.
14708 * config/i386/i386.c (convert_scalars_to_vector): Remove
14710 * cse.c (cse_insn): Compute cse_cfg_altered.
14711 (delete_trivially_dead_insns): Likewise.
14712 (cse_cc_succs): Likewise.
14713 (rest_of_handle_cse): Free dominance info if required.
14714 (rest_of_handle_cse2): Likewise.
14715 (rest_of_handle_cse_after_global_opts): Likewise.
14717 2016-05-11 Alan Modra <amodra@gmail.com>
14719 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
14720 abi_v4_pass_in_fpr): New functions.
14721 (rs6000_function_arg_boundary): Exclude complex IBM long double
14722 from 64-bit alignment when ABI_V4.
14723 (rs6000_function_arg, rs6000_function_arg_advance_1,
14724 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
14726 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
14728 PR rtl-optimization/71028
14729 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
14730 jump with just a return in the fallthrough block if the branch
14731 block contains just a return as well.
14733 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
14735 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
14736 * match.pd ((X & Y) ^ Y): ... this.
14737 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
14738 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
14740 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14742 * read-md.c (require_char_ws): New function.
14743 (read_string): Simplify using require_char_ws.
14744 (handle_constants): Likewise.
14745 (handle_enum): Likewise.
14746 (handle_file): Likewise.
14747 * read-md.h (require_char_ws): New declaration.
14748 * read-rtl.c (read_conditions): Simplify using require_char_ws.
14749 (read_mapping): Likewise.
14750 (read_rtx_code): Likewise.
14751 (read_nested_rtx): Likewise.
14753 2016-05-10 James Norris <jnorris@codesourcery.com>
14755 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
14756 if offloading is enabled and -fopenacc or -fopenmp is specified.
14757 (CRTOFFLOADEND): Likewise.
14758 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
14759 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
14761 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
14763 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
14764 gotoff_operand code paths. Use copy_to_suggested_regs and
14765 expand_simple_binop where appropriate. Cleanup.
14767 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14770 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
14772 (dimode_scalar_chain::vector_const_cost): New.
14773 (dimode_scalar_chain::compute_convert_gain): Handle constants.
14774 (dimode_scalar_chain::convert_op): Likewise.
14775 (dimode_scalar_chain::convert_insn): Likewise.
14777 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14779 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
14780 unary operation, not a binary one.
14782 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14784 PR middle-end/70877
14785 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
14786 calls with type casted fndecl.
14788 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14790 PR tree-optimization/70786
14791 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
14792 * calls.c (initialize_argument_information): Bind bounds
14793 with corresponding args passed by reference.
14795 2016-05-10 Jakub Jelinek <jakub@redhat.com>
14798 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
14799 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
14800 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
14803 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14806 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
14807 code for a zero scale factor.
14808 (vsx_xvcvdpuxds_scale): Likewise.
14810 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14812 * diagnostic-show-locus.c (layout::layout): Call show_ruler
14813 if show_ruler_p was set on the context.
14814 (layout::show_ruler): New method.
14815 * diagnostic.h (struct diagnostic_context): Add field
14818 2016-05-10 Richard Biener <rguenther@suse.de>
14820 PR tree-optimization/71039
14821 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
14822 (chk_uses): New function.
14823 (propagate_with_phi): Verify we can safely replicate the lhs of an
14824 aggregate assignment on all incoming edges.
14826 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
14828 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
14830 (rx_atomic_sequence): New class.
14831 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
14832 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
14834 (rx_atomic_sequence::rx_atomic_sequence,
14835 rx_atomic_sequence::~rx_atomic_sequence): New functions.
14836 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
14837 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
14838 CTRLREG_INTB): New constants.
14839 (FETCHOP): New code iterator.
14840 (fethcop_name, fetchop_name2): New iterator code attributes.
14841 (QIHI): New mode iterator.
14842 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
14843 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
14844 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
14846 2016-05-10 Martin Liska <mliska@suse.cz>
14848 * tree-inline.c (remap_dependence_clique): Do not remap
14849 debugging statements.
14851 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14853 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
14854 ("*fixuns_truncdfdi2_z13")
14855 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
14856 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
14857 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
14859 2016-05-10 Richard Biener <rguenther@suse.de>
14861 PR tree-optimization/70497
14862 PR tree-optimization/28367
14863 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
14865 (visit_reference_op_load): ... here.
14866 (vn_reference_lookup_3): Use it to handle subreg-like accesses
14867 with simplified BIT_FIELD_REFs.
14868 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
14869 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
14872 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14874 * dwarf2out.c (add_abstract_origin_attribute): Adjust
14875 documentation comment. For BLOCK nodes, add a
14876 DW_AT_abstract_origin attribute that points to the DIE generated
14877 for the origin BLOCK.
14878 (gen_lexical_block_die): Call add_abstract_origin_attribute for
14879 blocks from inlined functions.
14881 2016-05-10 Alan Modra <amodra@gmail.com>
14884 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
14885 regrename modifying insns saving lr before __morestack call.
14886 * config/rs6000/rs6000.md (split_stack_return): Similarly for
14887 insns restoring lr after __morestack call.
14889 2016-05-09 Jakub Jelinek <jakub@redhat.com>
14891 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
14892 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
14894 * config/i386/sse.md (vec_interleave_high<mode>,
14895 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
14896 <avx512>_vpermt2var<mode>3_maskz): Likewise.
14898 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
14900 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
14901 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
14902 parallel reassociation for power8 and forward.
14904 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
14906 * config/i386/i386.md (absneg splitters with general regs): Use
14907 general_reg_operand predicate.
14908 (btsq peephole2): Use x86_64_immediate_operand to check if new
14909 value is suitable for immediate operand. Generate emitted insn
14910 using RTL expressions.
14911 (btcq peephole2): Ditto.
14912 (btrq peephole2): Ditto. Generate correct immediate operand
14915 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14917 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
14920 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14922 * tree-affine.c (wide_int_constant_multiple_p): Add missing
14923 pointer dereference.
14925 2016-05-09 Richard Biener <rguenther@suse.de>
14927 PR tree-optimization/70985
14928 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
14929 op0 isn't a gimple register.
14931 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
14933 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
14934 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
14935 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
14936 (i6400_fpu_mult): New cpu units.
14937 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
14938 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
14939 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
14940 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
14941 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
14942 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
14943 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
14944 (i6400_msa_long_float4, i6400_msa_long_float5)
14945 (i6400_msa_long_float8, i6400_msa_fdiv_df)
14946 (i6400_msa_fdiv_sf): New reservations.
14947 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
14948 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
14949 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
14950 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
14951 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
14952 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
14953 (msa_short_cmp, msa_short_float2, msa_short_logic3)
14954 (msa_short_store4, msa_long_load, msa_short_store)
14955 (msa_long_logic, msa_long_float2, msa_long_float4)
14956 (msa_long_float5, msa_long_float8, msa_long_mult)
14957 (msa_long_fdiv, msa_long_div): New reservations.
14959 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
14960 Sameera Deshpande <sameera.deshpande@imgtec.com>
14961 Matthew Fortune <matthew.fortune@imgtec.com>
14962 Graham Stott <graham.stott@imgtec.com>
14963 Chao-ying Fu <chao-ying.fu@imgtec.com>
14965 * config.gcc: Add MSA header file for mips*-*-* target.
14966 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
14967 (Ubv8i, Urv8): New constraints.
14968 * config/mips/mips-ftypes.def: Add function types for MSA
14970 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
14971 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
14972 * config/mips/mips-msa.md: New file.
14973 * config/mips/mips-protos.h
14974 (mips_split_128bit_const_insns): New prototype.
14975 (mips_msa_idiv_insns): Likewise.
14976 (mips_split_128bit_move): Likewise.
14977 (mips_split_128bit_move_p): Likewise.
14978 (mips_split_msa_copy_d): Likewise.
14979 (mips_split_msa_insert_d): Likewise.
14980 (mips_split_msa_fill_d): Likewise.
14981 (mips_expand_msa_branch): Likewise.
14982 (mips_const_vector_same_val_p): Likewise.
14983 (mips_const_vector_same_bytes_p): Likewise.
14984 (mips_const_vector_same_int_p): Likewise.
14985 (mips_const_vector_shuffle_set_p): Likewise.
14986 (mips_const_vector_bitimm_set_p): Likewise.
14987 (mips_const_vector_bitimm_clr_p): Likewise.
14988 (mips_msa_vec_parallel_const_half): Likewise.
14989 (mips_msa_output_division): Likewise.
14990 (mips_ldst_scaled_shift): Likewise.
14991 (mips_expand_vec_cond_expr): Likewise.
14992 * config/mips/mips.c (enum mips_builtin_type): Add
14993 MIPS_BUILTIN_MSA_TEST_BRANCH.
14994 (mips_gen_const_int_vector_shuffle): New prototype.
14995 (mips_const_vector_bitimm_set_p): New function.
14996 (mips_const_vector_bitimm_clr_p): Likewise.
14997 (mips_const_vector_same_val_p): Likewise.
14998 (mips_const_vector_same_bytes_p): Likewise.
14999 (mips_const_vector_same_int_p): Likewise.
15000 (mips_const_vector_shuffle_set_p): Likewise.
15001 (mips_symbol_insns): Forbid loading symbols via immediate for
15003 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
15005 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
15007 (mips_lx_address_p): Add support load indexed address for MSA.
15008 (mips_address_insns): Add calculation of instructions needed for
15009 stores and loads for MSA.
15010 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
15011 CONST_VECTOR for MSA and let it fall through.
15012 (mips_ldst_scaled_shift): New function.
15013 (mips_subword_at_byte): Likewise.
15014 (mips_msa_idiv_insns): Likewise.
15015 (mips_legitimize_move): Validate MSA moves.
15016 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
15017 calculation of costs for MSA division.
15018 (mips_split_move_p): Check if MSA moves need splitting.
15019 (mips_split_move): Split MSA moves if necessary.
15020 (mips_split_128bit_move_p): New function.
15021 (mips_split_128bit_move): Likewise.
15022 (mips_split_msa_copy_d): Likewise.
15023 (mips_split_msa_insert_d): Likewise.
15024 (mips_split_msa_fill_d): Likewise.
15025 (mips_output_move): Handle MSA moves.
15026 (mips_expand_msa_branch): New function.
15027 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
15028 Reinstate 'y' modifier.
15029 (mips_file_start): Add MSA .gnu_attribute.
15030 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
15032 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
15033 (mips_class_max_nregs): Add register size for MSA supported mode.
15034 (mips_cannot_change_mode_class): Allow conversion between MSA
15035 vector modes and TImode.
15036 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
15038 (mips_secondary_reload_class): Force MSA loads/stores via memory.
15039 (mips_preferred_simd_mode): Add preffered modes for MSA.
15040 (mips_vector_mode_supported_p): Add MSA supported modes.
15041 (mips_autovectorize_vector_sizes): New function.
15042 (mips_msa_output_division): Likewise.
15043 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
15044 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
15045 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
15046 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
15047 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
15048 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
15049 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
15050 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
15051 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
15052 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
15053 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
15054 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
15055 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
15056 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
15057 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
15058 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
15059 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
15060 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
15061 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
15062 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
15063 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
15064 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
15065 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
15066 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
15067 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
15068 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
15069 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
15070 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
15071 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
15072 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
15073 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
15074 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
15075 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
15076 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
15077 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
15078 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
15079 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
15080 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
15081 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
15082 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
15083 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
15084 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
15085 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
15086 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
15087 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15088 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15089 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15090 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15091 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15092 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15093 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15094 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15095 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
15096 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
15097 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
15098 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
15099 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
15100 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
15101 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
15102 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
15103 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
15104 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
15105 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
15106 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
15107 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
15108 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
15109 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
15110 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
15111 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
15112 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
15113 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
15114 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
15115 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
15116 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
15117 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
15118 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
15119 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
15120 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
15121 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
15122 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
15123 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
15124 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
15125 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
15126 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
15127 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
15128 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
15129 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
15130 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
15131 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
15132 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
15133 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
15134 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
15135 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
15136 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
15137 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
15138 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
15139 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
15140 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
15141 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
15142 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
15143 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
15144 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
15145 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
15146 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
15147 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
15148 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
15149 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
15150 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
15151 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
15152 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
15153 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
15154 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
15155 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
15156 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
15157 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
15158 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
15159 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
15160 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
15161 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
15162 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
15163 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
15164 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
15165 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
15166 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
15167 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
15168 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
15169 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
15170 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
15171 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
15172 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
15173 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
15174 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
15175 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
15176 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
15177 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
15178 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
15179 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
15180 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
15181 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
15182 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
15183 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
15184 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
15185 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
15186 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
15187 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
15188 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
15189 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
15190 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
15191 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
15192 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
15193 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
15195 (mips_get_builtin_decl_index): New array.
15196 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
15197 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
15198 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
15199 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
15200 (mips_init_builtins): Initialize mips_get_builtin_decl_index
15202 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
15204 (mips_expand_builtin_insn): Prepare operands for
15205 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
15206 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
15207 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
15208 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
15209 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
15210 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
15211 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
15212 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
15213 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
15214 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
15215 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
15216 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
15217 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
15218 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
15219 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
15220 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
15221 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
15222 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
15223 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
15224 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
15225 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
15226 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
15227 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
15228 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
15229 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
15230 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
15231 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
15232 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
15233 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
15234 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
15235 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
15236 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
15237 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
15238 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
15239 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
15240 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
15241 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
15242 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
15243 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
15244 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
15245 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
15246 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
15247 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
15248 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
15249 These are set implicitly and an error is reported if overridden.
15250 (mips_expand_builtin_msa_test_branch): New function.
15251 (mips_expand_msa_shuffle): Likewise.
15252 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
15253 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
15254 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
15255 (mips_expand_vec_unpack): Add support for MSA.
15256 (mips_expand_vector_init): Likewise.
15257 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
15258 instead of const0_rtx.
15259 (mips_msa_vec_parallel_const_half): New function.
15260 (mips_gen_const_int_vector): Likewise.
15261 (mips_gen_const_int_vector_shuffle): Likewise.
15262 (mips_expand_msa_cmp): Likewise.
15263 (mips_expand_vec_cond_expr): Likewise.
15264 * config/mips/mips.h
15265 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
15266 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
15268 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
15269 (ISA_HAS_MSA): New macro.
15270 (UNITS_PER_MSA_REG): Likewise.
15271 (BITS_PER_MSA_REG): Likewise.
15272 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
15273 (MSA_REG_FIRST): New macro.
15274 (MSA_REG_LAST): Likewise.
15275 (MSA_REG_NUM): Likewise.
15276 (MSA_REG_P): Likewise.
15277 (MSA_REG_RTX_P): Likewise.
15278 (MSA_SUPPORTED_MODE_P): Likewise.
15279 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
15280 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
15281 * config/mips/mips.md: Include mips-msa.md.
15282 (alu_type): Add simd_add.
15283 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
15284 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
15285 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
15286 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
15287 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
15288 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
15289 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
15290 simd_move, simd_load, simd_store. Choose "multi" for moves
15292 (qword_mode): New attribute.
15293 (insn_count): Add instruction count for quad moves.
15294 Increase the count for MIPS SIMD division.
15295 (UNITMODE): Add UNITMODEs for vector types.
15296 (addsub): New code iterator.
15297 * config/mips/mips.opt (mmsa): New option.
15298 * config/mips/msa.h: New file.
15299 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
15301 * config/mips/mti-linux.h: Likewise.
15302 * config/mips/predicates.md
15303 (const_msa_branch_operand): New constraint.
15304 (const_uimm3_operand): Likewise.
15305 (const_uimm4_operand): Likewise.
15306 (const_uimm5_operand): Likewise.
15307 (const_uimm8_operand): Likewise.
15308 (const_imm5_operand): Likewise.
15309 (aq10b_operand): Likewise.
15310 (aq10h_operand): Likewise.
15311 (aq10w_operand): Likewise.
15312 (aq10d_operand): Likewise.
15313 (const_m1_operand): Likewise.
15314 (reg_or_m1_operand): Likewise.
15315 (const_exp_2_operand): Likewise.
15316 (const_exp_4_operand): Likewise.
15317 (const_exp_8_operand): Likewise.
15318 (const_exp_16_operand): Likewise.
15319 (const_vector_same_val_operand): Likewise.
15320 (const_vector_same_simm5_operand): Likewise.
15321 (const_vector_same_uimm5_operand): Likewise.
15322 (const_vector_same_uimm6_operand): Likewise.
15323 (const_vector_same_uimm8_operand): Likewise.
15324 (par_const_vector_shf_set_operand): Likewise.
15325 (reg_or_vector_same_val_operand): Likewise.
15326 (reg_or_vector_same_simm5_operand): Likewise.
15327 (reg_or_vector_same_uimm6_operand): Likewise.
15328 * doc/extend.texi (MIPS SIMD Architecture Functions): New
15330 * doc/invoke.texi (-mmsa): Document new option.
15332 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15334 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
15335 * configure: Regenerate.
15336 * config.in: Regenerate.
15337 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
15338 on -fvtable-verify.
15339 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
15340 (ENDFILE_VTV_SPEC): Define.
15342 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
15344 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
15345 registers in all interrupt handlers if necessary.
15346 (rl78_option_override): Add warning.
15347 (MUST_SAVE_MDUC_REGISTERS): New macro.
15348 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
15349 * config/rl78/rl78.c (check_mduc_usage): New function.
15350 (mduc_regs): New structure to hold MDUC register data.
15351 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
15352 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
15353 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
15354 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
15355 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
15356 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
15358 2016-05-09 Bin Cheng <bin.cheng@arm.com>
15360 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
15361 (tree-ssa-loop-niter.h): Ditto.
15362 (idx_within_array_bound, ref_within_array_bound): New functions.
15363 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
15364 Factor out check on writable base object to ...
15365 (base_object_writable): ... here.
15367 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15369 * config/arm/arm.md (probe_stack): Add modes to set source
15372 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
15374 * regrename.c (base_reg_class_for_rename): New static function.
15375 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
15377 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
15379 * cgraph.c (thunk_adjust): Export.
15380 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
15381 * cgraphunit.c (thunk_adjust): Export.
15382 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
15384 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
15386 * tree-inline.c (expand_call_inline): Expand thunks inline.
15388 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
15391 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
15392 (*sse2_vd_cvtss2sd): Ditto.
15393 * config/i386/i386.md
15394 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
15395 Generate *sse2_vd_cvtsd2ss pattern.
15396 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
15397 Generate *sse2_vd_cvtss2sd pattern.
15399 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15401 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
15402 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
15405 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15407 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
15408 * config/sh/sh.c: Define and declare variables on first use throughout
15410 (current_function_interrupt): Change to bool type.
15411 (frame_insn): Rename to emit_frame_insn and update users.
15412 (push_regs): Use bool for 'interrupt_handler' argument.
15413 (save_schedule_s): Remove.
15414 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
15415 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
15416 targetm.asm_out.unaligned_op.di.
15417 (gen_far_branch): Remove redundant forward declaration.
15418 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
15419 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
15420 (sh_set_return_address, sh_function_ok_for_sibcall,
15421 scavenge_reg): Update comments.
15422 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
15423 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
15424 (sh_attr_renesas_p): Remove unnecessary parentheses.
15425 (branch_dest): Simplify.
15426 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
15427 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
15428 (CUMULATIVE_ARGS): Change macro to typedef.
15429 (current_function_interrupt): Change to bool type.
15430 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
15431 Surround with __cplusplus ifdef.
15432 (sh_compare_op0, sh_compare_op1): Remove.
15433 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
15435 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
15437 * config/arm/arm.md: (arch): Add neon.
15438 (arch_enabled): Return yes for arch neon when TARGET_NEON.
15439 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
15440 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
15441 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
15442 attributes for alt renumbering. Mark alt 3 as non-predicable.
15443 (thumb2_movdf_vfp): Likewise.
15445 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
15447 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
15448 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
15449 (*andqi_1): Add preferred_for_speed attribute to disparage
15450 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
15451 (*<code>qi_1): Ditto.
15452 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
15453 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
15454 (*ashlqi3_1): Ditto.
15455 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
15456 Add preferred_for_size attribute to disparage alternative 0 and
15457 preferred_for_speed attribute to disparage alternative 1 for
15458 TARGET_PARTIAL_REG_STALL targets.
15460 2016-05-07 Tom de Vries <tom@codesourcery.com>
15462 PR tree-optimization/70956
15463 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
15466 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
15468 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
15469 * config/sh/sh.c (sh_cbranch_distance): Implement it.
15470 * config/sh/sh.md (branch_zero): Remove define_attr.
15471 (define_delay): Disable delay slot if branch distance is one insn.
15473 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15475 * config/i386/i386.md (LEAMODE): New mode attribute.
15476 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
15477 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
15478 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
15479 operand 2 predicate.
15480 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
15481 (*lea<mode>_general_3): Ditto.
15482 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
15484 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15486 * genmddump.c (main): Convert argv from char ** to const char **.
15488 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15490 * coretypes.h (OVERRIDE): New macro.
15491 (FINAL): New macro.
15493 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
15495 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
15496 allow coalescing if the types are compatible.
15498 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15500 * pass_manager.h (pass_manager::register_pass_name): New method.
15501 (pass_manager::get_pass_by_name): New method.
15502 (pass_manager::create_pass_tab): New method.
15503 (pass_manager::m_name_to_pass_map): New field.
15504 * passes.c (name_to_pass_map): Delete global in favor of field
15505 "m_name_to_pass_map" of pass_manager.
15506 (register_pass_name): Rename from a function to...
15507 (pass_manager::register_pass_name): ...this method, updating
15508 for renaming of global "name_to_pass_map" to field
15509 "m_name_to_pass_map".
15510 (create_pass_tab): Rename from a function to...
15511 (pass_manager::create_pass_tab): ...this method, updating
15512 for renaming of global "name_to_pass_map" to field.
15513 (get_pass_by_name): Rename from a function to...
15514 (pass_manager::get_pass_by_name): ...this method.
15515 (enable_disable_pass): Convert use of get_pass_by_name to
15516 a method call, locating the pass_manager singleton.
15518 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15520 * genattr-common.c (main): Convert argv from char ** to const char **.
15521 * genattr.c (main): Likewise.
15522 * genattrtab.c (main): Likewise.
15523 * genautomata.c (initiate_automaton_gen): Likewise.
15525 * gencodes.c (main): Likewise.
15526 * genconditions.c (main): Likewise.
15527 * genconfig.c (main): Likewise.
15528 * genconstants.c (main): Likewise.
15529 * genemit.c (main): Likewise.
15530 * genenums.c (main): Likewise.
15531 * genextract.c (main): Likewise.
15532 * genflags.c (main): Likewise.
15533 * genmddeps.c (main): Likewise.
15534 * genopinit.c (main): Likewise.
15535 * genoutput.c (main): Likewise.
15536 * genpeep.c (main): Likewise.
15537 * genpreds.c (main): Likewise.
15538 * genrecog.c (main): Likewise.
15539 * gensupport.c (init_rtx_reader_args_cb): Likewise.
15540 (init_rtx_reader_args): Likewise.
15541 * gensupport.h (init_rtx_reader_args_cb): Likewise.
15542 (init_rtx_reader_args): Likewise.
15543 * gentarget-def.c (main): Likewise.
15544 * read-md.c (read_md_files): Likewise.
15545 * read-md.h (read_md_files): Likewise.
15547 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15549 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
15550 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
15551 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
15552 Remove unused predicate.
15553 (register_and_not_fp_reg_operand): Ditto.
15555 2016-05-06 Martin Liska <mliska@suse.cz>
15557 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
15558 instead of vec as the vector is local to the function.
15560 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15562 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
15563 avx512bw alternative.
15565 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
15566 before the ashr<mode>3 pattern.
15568 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
15569 v instead of x in vex or maybe_vex alternatives, use
15570 maybe_evex instead of vex in prefix.
15572 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
15573 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
15574 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
15575 in vex or maybe_vex alternatives, use maybe_evex instead of vex
15578 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
15579 v instead of x in vex or maybe_vex alternatives, use
15580 maybe_evex instead of vex in prefix.
15582 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
15583 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
15584 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
15585 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
15586 alternatives, use maybe_evex instead of vex in prefix.
15588 * config/i386/sse.md (vec_interleave_lowv4sf,
15589 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
15590 v instead of x in vex or maybe_vex alternatives, use
15591 maybe_evex instead of vex in prefix.
15593 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
15594 v instead of x in vex or maybe_vex alternatives, use
15595 maybe_evex instead of vex in prefix.
15597 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
15598 v constraint instead of x.
15600 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
15602 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
15603 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
15606 2016-05-06 Richard Biener <rguenther@suse.de>
15608 PR tree-optimization/70948
15609 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
15610 Properly clobber all fields of va_list for __builtin_va_start.
15612 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
15615 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
15616 loop latch destination.
15618 2016-05-06 Martin Liska <mliska@suse.cz>
15620 * tree-ssa-uninit.c: Apply manual changes
15621 to the GNU coding style.
15622 (prune_uninit_phi_opnds): Rename from
15623 prune_uninit_phi_opnds_in_unrealizable_paths.
15625 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15627 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
15628 mspace): Remove deprecated options.
15629 * doc/invoke.texi (SH options): Remove -mspace.
15631 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15633 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
15635 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15637 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
15638 corresponding combine split pattern.
15640 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15643 * config/sh/predicates.md (long_displacement_mem_operand): New.
15644 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
15645 Add movi20, movi20s alternatives. Adjust length attribute for
15647 (movsi_ie): Allow for any FPU. Adjust length attribute for
15649 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
15650 attribute for alternatives.
15651 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
15652 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
15653 length attribute for alternatives.
15655 2016-05-06 Richard Biener <rguenther@suse.de>
15657 PR tree-optimization/70960
15658 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
15660 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15663 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
15664 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
15666 2016-05-06 Marek Polacek <polacek@redhat.com>
15669 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
15671 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15674 * config/sh/sh.md (*rotcr): Add another variant.
15676 2016-05-06 Richard Biener <rguenther@suse.de>
15678 PR middle-end/70931
15679 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
15681 2016-05-06 Richard Biener <rguenther@suse.de>
15683 PR middle-end/70941
15684 * fold-const.c (split_tree): Always convert to the original type
15687 2016-05-06 Richard Biener <rguenther@suse.de>
15689 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
15690 (fwprop_addr): Likewise.
15692 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15695 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
15697 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
15698 * config/i386/i386.md (push mem splitter): Use find_constant_src in
15699 the splitter condition.
15700 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
15701 the splitter condition.
15702 (FP float_extend load splitter): Ditto.
15704 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
15706 * config/i386/i386.md (peehole2 patterns): Change true_regnum
15707 to REGNO in all peephole2 patterns.
15708 (post-reload splitters): Change true_regnum to REGNO in
15709 post-reload splitters.
15710 (zero_extend splitters): Use general_reg_operand and
15711 nonimmediate_gr_operand predicates.
15713 2016-05-05 Jakub Jelinek <jakub@redhat.com>
15715 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
15716 v constraint instead of x.
15718 2016-05-05 Alan Modra <amodra@gmail.com>
15721 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
15722 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
15723 TARGET_NO_FP_IN_TOC for -mrelocatable.
15724 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
15725 TARGET_RELOCATABLE test.
15726 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15727 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15728 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15729 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15730 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15731 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15732 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15733 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15734 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
15735 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15737 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
15738 (rs6000_stack_info): Likewise.
15739 (rs6000_elf_asm_out_constructor): Likewise.
15740 (rs6000_elf_asm_out_destructor): Likewise.
15741 (rs6000_elf_declare_function_name): Likewise.
15742 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
15743 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
15746 2016-05-05 Alan Modra <amodra@gmail.com>
15748 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
15750 2016-05-05 Alan Modra <amodra@gmail.com>
15752 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
15753 out-of-line gpr restore for one or two regs if that would add
15756 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
15759 * config/i386/i386.md
15760 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
15761 Change to post-epilogue_completed late splitter. Use sse_reg_operand
15762 as operand 0 predicate.
15763 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
15765 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
15766 Ditto. Emit the pattern using RTX.
15768 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
15769 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
15770 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
15771 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
15773 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
15774 sse_reg_operand as operand 0 predicate.
15776 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
15777 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
15778 instead of gen_rtx_REG.
15779 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
15782 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15784 * function.c (emit_use_return_register_into_block): Delete.
15785 (gen_return_pattern): Delete.
15786 (emit_return_into_block): Delete.
15787 (active_insn_between): Delete.
15788 (convert_jumps_to_returns): Delete.
15789 (emit_return_for_exit): Delete.
15790 (thread_prologue_and_epilogue_insns): Delete all code dealing with
15791 simple_return for shrink-wrapped blocks.
15792 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
15793 end of blocks that need one.
15794 (get_unconverted_simple_return): Delete.
15795 (convert_to_simple_return): Delete.
15796 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
15797 (convert_to_simple_return): Ditto.
15799 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15801 * cfgcleanup.c (bb_is_just_return): New function.
15802 (try_optimize_cfg): Simplify jumps to return, branches to return,
15803 and branches around return.
15805 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15807 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
15808 branch to a return.
15810 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15814 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
15815 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
15816 assert flags & OEP_HASH_CHECK, instead of asserting it
15817 never happens. Handle TARGET_EXPR.
15818 * fold-const.c (operand_equal_p): For hash verification,
15819 or in OEP_HASH_CHECK into flags.
15821 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
15823 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
15825 (compute_samebase_partition_bases): Fix typo.
15827 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15829 * config/i386/sse.md (vec_interleave_highv8sf,
15830 vec_interleave_lowv8sf, vec_interleave_highv4df,
15831 vec_interleave_lowv4df): Remove constraints from expanders.
15833 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
15835 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15837 * tree-inline.c (expand_call_inline): Fix path dealing with
15838 making lhs of call statement undefined.
15840 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15842 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
15843 Check availability on NODE, too.
15844 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
15845 (cgraph_node::call_for_symbol_and_aliases): Likewise.
15846 (varpool_node::call_for_symbol_and_aliase): Likewise.
15847 * ipa-pure-const.c (add_new_function): Analyze all bodies.
15848 (propagate_pure_const): Propagate across interposable functions, too.
15849 (skip_function_for_local_pure_const): Do not skip interposable bodies
15851 (pass_local_pure_const::execute): Update.
15853 2016-05-04 Marek Polacek <polacek@redhat.com>
15855 * doc/invoke.texi: Document -Wdangling-else.
15857 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15859 * config.gcc: Error out when conflicting multilib is detected. Do not
15860 loop over multilibs since no combination is legal.
15862 2016-05-04 Alan Modra <amodra@gmail.com>
15864 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
15865 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
15866 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15869 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
15871 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
15872 Clean up p5600 comments.
15874 2016-05-04 Richard Biener <rguenther@suse.de>
15876 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
15877 constructor simplifications.
15878 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
15880 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
15882 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
15883 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
15884 result.set_rtx is null instead of aborting.
15885 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
15887 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
15888 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
15889 *mov<mode>_store_postinc): New patterns.
15891 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
15893 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
15894 as commutative. Check both conversions are NOP.
15895 ((A & B) OP (C & B)): Remove.
15897 2016-05-04 Alan Modra <amodra@gmail.com>
15899 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
15901 2016-05-04 Alan Modra <amodra@gmail.com>
15904 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
15905 when cr2,3,4 are all fixed regs.
15907 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
15909 PR rtl-optimization/57193
15910 * opts.c (default_options_table): Revert OPT_frename_registers change.
15911 * doc/invoke.texi (-frename-registers, -O2): Likewise.
15913 2016-05-03 Martin Sebor <msebor@redhat.com>
15916 * builtins.c (fold_builtin_FILE): New function.
15917 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
15918 (fold_builtin_0): Call them.
15919 * gimplify.c (gimplify_call_expr): Remove the handling of
15920 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
15923 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
15924 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
15928 * doc/extend.texi (Function Names as Strings): Update __func__,
15929 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
15932 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15933 Richard Biener <rguenther@suse.de>
15935 PR tree-optimization/70916
15936 * tree-if-conv.c: Include cfganal.h.
15937 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
15938 and remove_fake_exit_edges around the optimization pass.
15940 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
15942 * cgraph.c (symbol_table::create_edge): Set inline_failed.
15943 (cgraph_edge::make_direct): Likewise.
15944 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
15945 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
15946 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
15947 (CIF_THUNK): New code.
15948 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
15949 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
15950 (compute_inline_parameters): Set inline_failed for thunks.
15951 (inline_analyze_function): Cleanup.
15952 * ipa-inline.c (can_inline_edge_p): Do not deal with
15953 call_stmt_cannot_inline_p.
15954 (can_early_inline_edge_p): Likewise.
15955 (early_inliner): Initialize inline_failed.
15956 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
15958 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
15960 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
15961 from nonimm_ssenomem_operand.
15962 (nonimm_ssenomem_operand): New predicate.
15963 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
15964 as operand 0 predicate.
15965 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
15966 Disable unsupported alternatives using "enabled" attribute.
15967 Use register_ssemem_operand as operand 0 predicate.
15968 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
15970 2016-05-03 Marek Polacek <polacek@redhat.com>
15973 * input.c (expansion_point_location): New function.
15974 * input.h (expansion_point_location): Declare.
15976 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
15978 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
15979 occurence with frame_offset_ ones.
15981 2016-05-03 Alan Modra <amodra@gmail.com>
15983 PR rtl-optimization/70890
15984 * ira.c (combine_and_move_insns): When moving def_insn, remove
15985 equivs on use_insn.
15987 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
15989 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
15990 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
15991 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
15992 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
15994 2016-05-03 Alan Modra <amodra@gmail.com>
15996 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
15997 for SAVE_MULTIPLE/STORE_MULTIPLE.
15999 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16001 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
16002 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
16004 2016-05-03 Richard Biener <rguenther@suse.de>
16006 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
16008 (gimplify_arg): Likewise.
16009 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
16010 re-writing the result to a decl if required.
16011 (internal_get_tmp_var): Add allow_ssa parameter
16012 and override into_ssa with it.
16013 (get_formal_tmp_var): Adjust.
16014 (get_initialized_tmp_var): Add allow_ssa parameter.
16015 (gimplify_arg): Add allow_ssa parameter and avoid generating
16016 SSA names for the result false.
16017 (gimplify_call_expr): If the call may return twice do not
16018 gimplify parameters into SSA.
16019 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
16020 (gimplify_modify_expr): Adjust assert. For noreturn calls
16021 with a SSA name LHS adjust its def.
16022 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
16023 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
16024 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
16025 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
16026 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
16027 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
16028 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
16029 (optimize_target_teams): Do not allow SSA names for clause operands.
16030 (gimplify_expr): Likewise for where we mark the result addressable.
16031 * passes.def (pass_init_datastructures): Remove.
16032 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
16033 (rewrite_stmt): Likewise.
16034 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
16035 (replace_locals_op): Replace SSA names.
16036 (copy_gimple_seq_and_replace_locals): Init src_cfun.
16037 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
16038 * cgraph.c (release_function_body): Free CFG annotations only
16039 when we have a CFG. Simplify.
16040 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
16041 force_gimple_operand instead of get_initialized_tmp_var.
16042 * tree-pass.h (make_pass_init_datastructures): Remove.
16043 * tree-ssa.c (execute_init_datastructures): Remove.
16044 (pass_data_init_datastructures): Likewise.
16045 (class pass_init_datastructures): Likewise.
16046 (make_pass_init_datastructures): Likewise.
16047 * omp-low.c (create_omp_child_function): Init SSA data structures.
16048 (grid_expand_target_grid_body): Likewise.
16049 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
16050 name before adding it to names_to_release.
16051 (remove_bb): Always release SSA defs.
16052 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
16053 before dereferencing it.
16054 * cgraphunit.c (init_lowered_empty_function): Always
16055 int SSA data structures.
16056 * tree-ssanames.c (release_defs): Remove assert that we are in
16058 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
16060 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16061 Uros Bizjak <ubizjak@gmail.com>
16063 PR rtl-optimization/70467
16064 * config/i386/predicates.md (x86_64_hilo_int_operand,
16065 x86_64_hilo_general_operand): New predicates.
16066 * config/i386/constraints.md (Wd): New constraint.
16067 * config/i386/i386.md (mode attr di): Use Wd instead of e.
16068 (general_hilo_operand): New mode attr.
16069 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
16070 instead of <general_operand>.
16071 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
16072 x86_64_hilo_general_operand instead of <general_operand>.
16074 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16076 PR tree-optimization/70916
16077 * tree-if-conv.c (constant_or_ssa_name): Removed.
16078 (fold_build_cond_expr): Use is_gimple_val instead of
16079 constant_or_ssa_name.
16081 PR tree-optimization/70916
16082 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
16083 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
16086 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
16087 (optimize_atomic_bit_test_and): New function.
16088 (pass_fold_builtins::execute): Use it.
16089 * optabs.def (atomic_bit_test_and_set_optab,
16090 atomic_bit_test_and_complement_optab,
16091 atomic_bit_test_and_reset_optab): New optabs.
16092 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
16093 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
16094 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
16095 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
16096 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
16097 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
16098 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
16099 * doc/md.texi (atomic_bit_test_and_set@var{mode},
16100 atomic_bit_test_and_complement@var{mode},
16101 atomic_bit_test_and_reset@var{mode}): Document.
16102 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
16103 atomic_bit_test_and_complement<mode>,
16104 atomic_bit_test_and_reset<mode>): New expanders.
16105 (atomic_bit_test_and_set<mode>_1,
16106 atomic_bit_test_and_complement<mode>_1,
16107 atomic_bit_test_and_reset<mode>_1): New insns.
16109 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
16111 PR rtl-optimization/70687
16112 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
16113 instead of unsigned HOST_WIDE_INT.
16115 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
16117 PR rtl-optimization/44281
16118 * hard-reg-set.h (struct target_hard_regs): New field
16119 x_fixed_nonglobal_reg_set.
16120 (fixed_nonglobal_reg_set): New macro.
16121 * reginfo.c (init_reg_sets_1): Initialize it.
16122 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
16124 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
16126 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16128 PR tree-optimization/56541
16129 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
16130 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
16131 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
16132 (any_complicated_phi): new static variable.
16133 (aggressive_if_conv): delete.
16134 (if_convertible_phi_p): support phis with more than two arguments.
16135 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
16136 critical pred edges.
16137 (ifcvt_split_critical_edges): support phis with more than two
16138 arguments by checking new parameter. only split critical edges
16140 (tree_if_conversion): handle simd pragma marked loop using new
16141 local variable aggressive_if_conv. check any_complicated_phi.
16143 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16145 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
16148 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16150 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
16153 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
16155 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
16156 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
16157 define_insn_and_split.
16158 (mulsi3_i): New define_insn_and_split.
16159 (mulsi3_call): Convert to define_insn.
16160 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
16161 Remove constraints.
16163 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16165 * machmode.h (mode_complex): Add support to give the complex mode
16167 (GET_MODE_COMPLEX_MODE): Likewise.
16168 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
16169 stored by build_complex_type and gfc_build_complex_type instead of
16170 trying to figure out the appropriate mode based on the size. Raise
16171 an assertion error, if the type was not set.
16172 * genmodes.c (struct mode_data): Add field for the complex type of
16174 (blank_mode): Likewise.
16175 (make_complex_modes): Remember the complex mode created in the
16177 (emit_mode_complex): Write out the mode_complex array to map a
16178 type mode to the complex version.
16179 (emit_insn_modes_c): Likewise.
16180 * tree.c (build_complex_type): Set the complex type to use before
16181 calling layout_type.
16182 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
16183 support for __float128 complex datatypes.
16184 (rs6000_hard_regno_mode_ok): Likewise.
16185 (rs6000_setup_reg_addr_masks): Likewise.
16186 (rs6000_complex_function_value): Likewise.
16187 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
16188 __float128 and __ibm128 complex.
16189 (FLOAT128_IBM_P): Likewise.
16190 (ALTIVEC_ARG_MAX_RETURN): Likewise.
16191 * doc/extend.texi (Additional Floating Types): Document that
16192 -mfloat128 must be used to enable __float128. Document complex
16193 __float128 and __ibm128 support.
16195 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16198 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
16199 char/short arguments promoted to int because of promote_prototypes.
16201 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16203 * config/i386/predicates.md (register_ssemem_operand): New predicate.
16204 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
16205 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
16206 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
16207 alternatives using "enabled" attribute. Use register_ssemem_operand
16208 as operand 1 predicate.
16209 (*cmpi<unord>xf_i387): Split XFmode pattern from
16210 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
16211 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
16212 *absneg<mode>2_i387. Disable unsupported alternatives using
16213 "enabled" attribute.
16214 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
16216 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16218 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
16220 (oacc_loop_process): Check mask for loop termination.
16222 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16224 * cif-code.def (CIF_THUNK): Add.
16225 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
16228 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16230 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
16231 (dump_inline_summary): Dump it.
16232 (fp_expression_p): New predicate.
16233 (estimate_function_body_sizes): Use it.
16234 (inline_merge_summary): Merge fp_expressions.
16235 (inline_read_section): Read fp_expressions.
16236 (inline_write_summary): Write fp_expressions.
16237 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
16238 codegen boundary if either caller or callee is !fp_expressions.
16239 * ipa-inline.h (inline_summary): Add fp_expressions.
16240 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
16241 to fp_expressions be sure the fp generation flags are updated.
16243 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16245 PR rtl-optimization/70467
16246 * cse.c (cse_insn): Handle no-op MEM moves after folding.
16248 PR rtl-optimization/70467
16249 * ipa-pure-const.c (check_call): Handle internal calls even in
16250 ipa mode like in local mode.
16252 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
16254 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
16256 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16258 * match.pd (X u< X, X u> X): New transformations.
16260 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16262 * flag-types.h (enum warn_strict_overflow_code): Move ...
16263 * coretypes.h: ... here.
16264 * fold-const.h (fold_overflow_warning): Declare.
16265 * fold-const.c (fold_overflow_warning): Make non-static.
16266 (fold_comparison): Move the transformation of X +- C1 CMP C2
16267 into X CMP C2 -+ C1 ...
16268 * match.pd: ... here.
16269 * gimple-fold.c (fold_stmt_1): Protect with
16270 fold_defer_overflow_warnings.
16272 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16274 * omp-low.c (struct oacc_loop): Add 'inner' field.
16275 (new_oacc_loop_raw): Initialize it to zero.
16276 (oacc_loop_fixed_partitions): Initialize it.
16277 (oacc_loop_auto_partitions): Partition outermost loop to outermost
16278 available partitioning.
16280 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16282 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
16284 (umulsidi3): Likewise.
16285 (indirect_jump): Fix jump instruction assembly patterns.
16287 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
16290 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
16291 (nvptx_function_value): Assert non-NULL cfun.
16293 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
16295 PR rtl-optimization/70886
16296 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
16298 * cselib.h (rtx_equal_for_cselib_1): Declare.
16299 (rtx_equal_for_cselib_p: New inline function.
16300 * cselib.c (rtx_equal_for_cselib_p): Delete.
16301 (rtx_equal_for_cselib_1): Make public.
16303 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16305 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
16306 (register_mixssei387nonimm_operand): Remove predicate.
16307 * config/i386/i386.md (*fop_<mode>_comm): Merge from
16308 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
16309 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
16310 for TARGET_MIX_SSE_I387 alternatives.
16311 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
16312 Disable unsupported alternatives using "enabled" attribute. Use
16313 nonimm_ssenomem_operand as operand 1 predicate. Also check
16314 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
16316 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16318 * tree.c (cst_and_fits_in_hwi): Simplify.
16320 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16322 * tree.h (wi::to_wide): New function.
16323 * expr.c (expand_expr_real_1): Use wi::to_wide.
16324 * fold-const.c (int_const_binop_1): Likewise.
16325 (extract_muldiv_1): Likewise.
16327 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16329 * wide-int.h: Update offset_int and widest_int documentation.
16330 (WI_SIGNED_SHIFT_RESULT): New macro.
16331 (wi::binary_shift): Define signed_shift_result_type for
16332 shifts on offset_int- and widest_int-like types.
16333 (generic_wide_int): Support <<= and >>= if << and >> are supported.
16334 * tree.h (int_bit_position): Use shift operators instead of wi::
16336 * alias.c (adjust_offset_for_component_ref): Likewise.
16337 * expr.c (get_inner_reference): Likewise.
16338 * fold-const.c (fold_comparison): Likewise.
16339 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
16340 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
16341 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16342 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
16343 (stmt_kills_ref_p): Likewise.
16344 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
16345 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
16346 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16347 (ao_ref_init_from_vn_reference): Likewise.
16349 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16351 * wide-int.h: Update offset_int and widest_int documentation.
16352 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
16353 (wi::binary_traits): Allow ordered comparisons between offset_int and
16354 offset_int, between widest_int and widest_int, and between either
16355 of these types and basic C types.
16356 (operator <, <=, >, >=): Define for the same combinations.
16357 * tree.h (tree_int_cst_lt): Use comparison operators instead
16358 of wi:: comparisons.
16359 (tree_int_cst_le): Likewise.
16360 * gimple-fold.c (fold_array_ctor_reference): Likewise.
16361 (fold_nonarray_ctor_reference): Likewise.
16362 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
16363 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
16364 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
16365 * tree-sra.c (completely_scalarize): Likewise.
16366 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
16367 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
16368 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
16369 (check_for_binary_op_overflow): Likewise.
16370 (search_for_addr_array): Likewise.
16371 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
16373 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16375 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
16376 (arc_save_restore): Likewise.
16377 (arc_dwarf_register_span): Likewise.
16378 (arc_output_pic_addr_const): Initialize suffix variable.
16380 2016-05-02 Martin Liska <mliska@suse.cz>
16382 * symbol-summary.h (function_summary::function_summary):
16383 Remove checking assert for all cgraph nodes.
16384 (function_summary::get): Check summary_uid.
16385 (symtab_insertion): Check summary_uid.
16387 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16389 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
16390 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
16391 bmaskn instruction.
16392 (arc_dwarf_register_span): Remove enum keyword.
16393 (compact_memory_operand_p): New function.
16394 * config/arc/arc.h (reg_class): Add code density register classes.
16395 (REG_CLASS_NAMES): Likewise.
16396 (REG_CLASS_CONTENTS): Likewise.
16397 * config/arc/arc.md (*movqi_insn): Add code density instructions.
16398 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
16399 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
16400 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
16401 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
16403 (h, Rcd, Rsd, Rzd): New register constraints.
16404 (T): Use compact_memory_operand_p function.
16405 * config/arc/predicates.md (compact_load_memory_operand): Remove.
16407 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16409 * config/sh/sh.md (*negnegt, *movtt): Remove.
16411 2016-05-02 Marek Polacek <polacek@redhat.com>
16412 Tom de Vries <tom@codesourcery.com>
16414 PR tree-optimization/70700
16415 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
16416 bigger than FIRST_REF_NODE.
16418 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16421 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
16423 (prepare_cbranch_operands): Don't use scratch register. Assume that
16424 function is used when pseudos can be created.
16425 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
16426 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
16427 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
16428 define_expand. Allow it only when pseudos can be created.
16429 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
16431 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
16433 * config/i386/constraints.md (BC): Only allow -1 operands.
16434 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
16435 Add "enabled" attribute. Update XI mode attribute calculation.
16436 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
16437 (*movoi_internal_avx): Update XI mode attribute calculation.
16438 (*movti_internal): Ditto.
16440 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16442 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
16443 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
16445 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
16447 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
16448 statement on instruction code. Remove trailing spaces.
16449 (altivec_expand_stv_builtin): Likewise.
16451 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16453 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
16454 (TARGET_FPU_DOUBLE): Simplify.
16455 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
16456 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
16457 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
16458 with 'TARGET_FPU_DOUBLE'.
16459 * config/sh/sh.md: Likewise.
16461 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
16463 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
16464 SH_DIV_STR_FOR_SIZE): Remove.
16465 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
16466 SH_DIV_STR_FOR_SIZE): Remove.
16468 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16470 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
16471 logical_reg_operand): Delete.
16472 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
16473 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
16474 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
16475 match_operand and match_test.
16476 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
16477 variables on their first use. Return bool values.
16478 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
16479 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
16480 arith_reg_operand for input operand. Remove empty constraints.
16482 (*xorsi3_compact): Rename to xorsi3.
16483 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
16484 (*zero_extend<mode>si2_disp_mem): Update comment.
16487 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16489 * config/sh/t-sh: Remove SH5 support.
16490 * config.gcc: Likewise.
16491 * configure: Likewise.
16493 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16495 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
16497 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16499 * config/sh/sh.c (register_sh_passes, sh_option_override,
16500 sh_print_operand, prepare_move_operands,
16501 sh_can_follow_jump): Remove TARGET_SH1 checks.
16502 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
16503 PROMOTE_MODE): Likewise.
16504 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
16507 2016-04-30 Alan Modra <amodra@gmail.com>
16509 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
16510 restoring when fixed_reg_p, but allow out-of-line or stmw save.
16511 Check for user regs later to avoid unnecessary looping over regs.
16512 Merge user reg check with non-saved reg check. Don't force
16513 inline VR restore when static chain used.
16514 (rs6000_frame_related): Omit eh_frame info for user regs when
16516 (fixed_regs_p): Delete.
16518 2016-04-30 Alan Modra <amodra@gmail.com>
16520 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
16521 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
16524 2016-04-30 Alan Modra <amodra@gmail.com>
16527 * config/rs6000/rs6000.c (fixed_reg_p): New function.
16528 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
16531 2016-04-30 Alan Modra <amodra@gmail.com>
16533 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16534 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
16535 flag_pic test for Darwin.
16537 2016-04-30 Alan Modra <amodra@gmail.com>
16539 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
16540 throw_calls_crossed.
16541 (REG_FREQ_CALLS_CROSSED): Delete.
16542 (REG_N_THROWING_CALLS_CROSSED): Delete.
16543 * regstat.c (regstat_bb_compute_ri): Don't calculate
16544 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
16545 (dump_reg_info): Don't print call cross frequency.
16546 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
16547 and REG_N_THROWING_CALLS_CROSSED.
16549 2016-04-30 Alan Modra <amodra@gmail.com>
16551 * regs.h (struct reg_info_t): Delete live_length.
16552 (REG_LIVE_LENGTH): Delete macro.
16553 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
16554 local_live, local_processed and local_live_last_luid params.
16555 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
16557 (regstat_compute_ri): Adjust for above. Don't set
16559 (dump_reg_info): Don't print live length.
16560 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
16561 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
16562 Localize loop_depth var.
16564 2016-04-30 Alan Modra <amodra@gmail.com>
16566 * ira.c (enum valid_equiv): New.
16567 (validate_equiv_mem): Return enum.
16568 (update_equiv_mem): Create replacement in more cases.
16569 (add_store_equivs): Update validate_equiv_mem call.
16571 2016-04-30 Alan Modra <amodra@gmail.com>
16573 * ira.c (combine_and_move_insns): Rather than scanning insns,
16574 use DF infrastucture to find use and def insns.
16576 2016-04-30 Alan Modra <amodra@gmail.com>
16578 ira.c (combine_and_move_insns): Move invariant conditions..
16579 (ira.c): ..to here. Call combine_and_move_insns before
16580 add_store_equivs. Call grow_reg_equivs later. Allocate
16581 req_equiv later using max_reg_num() rather than global max_regno.
16582 (contains_replace_regs): Delete.
16583 (add_store_equivs): Remove contains_replace_regs test.
16585 2016-04-30 Alan Modra <amodra@gmail.com>
16587 * ira.c (struct equiv_mem_data): New.
16588 (equiv_mem, equiv_mem_modified): Delete static vars.
16589 (validate_equiv_mem_from_store): Use "data" param to communicate..
16590 (validate_equiv_mem): ..from here.
16592 2016-04-30 Alan Modra <amodra@gmail.com>
16594 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
16596 (update_reg_equivs): ..here. Move allocation and freeing of
16597 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
16598 end_alias_analysis to..
16601 2016-04-30 Alan Modra <amodra@gmail.com>
16603 * ira.c (pdx_subregs): Delete.
16604 (struct equivalence): Add pdx_subregs field.
16605 (set_paradoxical_subreg): Remove pdx_subregs param. Update
16606 pdx_subregs access.
16607 (update_equiv_regs): Don't create or free pdx_subregs. Update
16608 pdx_subregs access.
16610 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16612 * config/rs6000/altivec.h: Change definitions of vec_xl and
16614 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
16615 (LD_ELEMREV_V2DI): New.
16616 (LD_ELEMREV_V4SF): New.
16617 (LD_ELEMREV_V4SI): New.
16618 (LD_ELEMREV_V8HI): New.
16619 (LD_ELEMREV_V16QI): New.
16620 (ST_ELEMREV_V2DF): New.
16621 (ST_ELEMREV_V2DI): New.
16622 (ST_ELEMREV_V4SF): New.
16623 (ST_ELEMREV_V4SI): New.
16624 (ST_ELEMREV_V8HI): New.
16625 (ST_ELEMREV_V16QI): New.
16628 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16629 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
16630 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
16631 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
16632 (altivec_expand_builtin): Add handling for
16633 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
16634 (rs6000_invalid_builtin): Add error-checking for
16635 RS6000_BTM_P9_VECTOR.
16636 (altivec_init_builtins): Define builtins used to implement vec_xl
16638 (rs6000_builtin_mask_names): Define power9-vector.
16639 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
16640 (RS6000_BTM_P9_VECTOR): Define.
16641 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
16642 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
16643 (vsx_ld_elemrev_v2df): Likewise.
16644 (vsx_ld_elemrev_v4sf): Likewise.
16645 (vsx_ld_elemrev_v4si): Likewise.
16646 (vsx_ld_elemrev_v8hi): Likewise.
16647 (vsx_ld_elemrev_v16qi): Likewise.
16648 (vsx_st_elemrev_v2df): Likewise.
16649 (vsx_st_elemrev_v2di): Likewise.
16650 (vsx_st_elemrev_v4sf): Likewise.
16651 (vsx_st_elemrev_v4si): Likewise.
16652 (vsx_st_elemrev_v8hi): Likewise.
16653 (vsx_st_elemrev_v16qi): Likewise.
16654 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
16657 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
16659 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
16661 (simplify_control_stmt_condition_1): ... here. Recurse into
16662 BIT_AND_EXPRs and BIT_IOR_EXPRs.
16664 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
16667 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
16668 (zero_extendqi<mode>2_dot): Revert earlier conversion from
16669 define_insn_and_split to define_insn.
16670 (zero_extendqi<mode>2_dot2): Same.
16671 (extendqi<mode>2_dot): Same.
16672 (extendqi<mode>2_dot2): Same.
16674 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16676 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
16677 (probe_stack): New expander.
16678 (probe_stack_<mode>): New insn pattern.
16680 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16682 * config/i386/i386.md
16683 (operations with memory inputs setting flags peephole2):
16684 Remove uneeded REG_P checks. Cleanup pattern generation.
16686 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
16688 * tree-vect-loop.c (vect_transform_loop): Fix
16689 nb_iterations_upper_bound computation for vectorized loop.
16691 2016-04-29 Marek Polacek <polacek@redhat.com>
16692 Jakub Jelinek <jakub@redhat.com>
16695 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
16696 TARGET_EXPR_SLOT as a base.
16698 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
16700 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
16701 with 'rCm2' constraints to limit possible immediate size.
16702 (*load_zeroextendqisi_update): Likewise.
16703 (*load_signextendqisi_update): Likewise.
16704 (*loadhi_update): Likewise.
16705 (*load_zeroextendhisi_update): Likewise.
16706 (*load_signextendhisi_update): Likewise.
16707 (*loadsi_update): Likewise.
16708 (*loadsf_update): Likewise.
16710 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16712 * config/i386/predicates.md (constm1_operand): Fix comparison.
16714 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
16716 * testsuite/gcc.target/arc/ieee_eq.c: New test.
16718 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
16720 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
16721 remaining SH5 related settings.
16722 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
16723 shmedia_prepare_call_address): Delete.
16724 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
16725 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
16726 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
16727 UNSUPPORTED_SH2A): Remove m5 checks.
16728 (sh_divide_strategy_e): Remove SH5 division strategies.
16729 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
16730 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
16732 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16734 * config/s390/s390.c (s390_rtx_costs): Update documentation.
16736 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16738 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
16739 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
16740 Change lder to ldr.
16741 * config/s390/vector.md ("mov<mode>"): Likewise.
16743 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
16745 * config/s390/constraints.md ("U", "W"): Invoke
16746 s390_mem_constraint with "ZR" and "ZT".
16747 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
16748 addresses when using LRA. Accept also short displacements for S
16749 and T constraints. Do not check for long displacement target for
16750 S and T constraints.
16751 (s390_mem_constraint): Remove handling of U and W constraints.
16752 * config/s390/s390.md (various patterns): Remove the short
16753 displacement constraints (Q and R) if a long displacement
16754 constraint is present. Add longdisp as required CPU capability.
16755 * config/s390/vector.md: Likewise.
16756 * config/s390/vx-builtins.md: Likewise.
16758 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16761 * reload1.c (reload): Call finish_spills before
16762 restarting reload loop. Skip select_reload_regs
16763 if update_eliminables_and_spill returns true.
16765 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
16767 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
16768 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
16769 (umulhisi3_imm): Update predicates and constraint letters.
16770 (umulhisi3_reg): Declare instruction as commutative.
16771 * config/arc/constraints.md (J12, J16): New constraints.
16772 * config/arc/predicates.md (short_unsigned_const_operand): New
16774 (arc_short_operand): Likewise.
16775 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
16777 2016-04-29 Richard Biener <rguenther@suse.de>
16779 PR tree-optimization/13962
16780 PR tree-optimization/65686
16781 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
16782 * tree-ssa-alias.c (ptrs_compare_unequal): New function
16783 using PTA to compare pointers.
16784 * match.pd: Add pattern for pointer equality compare simplification
16785 using ptrs_compare_unequal.
16787 2016-04-29 Richard Biener <rguenther@suse.de>
16789 * stor-layout.c (layout_type): Do not build a pointer-to-element
16792 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16794 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
16795 Use SWI mode iterator. Use general_reg_operand predicate.
16796 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
16797 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
16800 2016-04-29 Jakub Jelinek <jakub@redhat.com>
16802 PR middle-end/70843
16803 * fold-const.c (operand_equal_p): Don't verify hash value equality
16805 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
16808 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16811 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
16812 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
16813 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
16814 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
16815 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
16817 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16819 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
16820 to info. Don't initialize separate fields to 0. Clean up
16823 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16825 * config/i386/i386.md (peephole2s for operations with memory inputs):
16826 Use SWI mode iterator.
16827 (peephole2s for operations with memory outputs): Ditto.
16828 Do not check for stack checking probe.
16830 (probe_stack): Remove expander.
16832 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16833 Andrew Burgess <andrew.burgess@embecosm.com>
16835 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
16836 operands as 32-bits.
16838 2016-04-28 Jason Merrill <jason@redhat.com>
16840 * gdbinit.in: Skip line-map.h.
16842 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16843 Andrew Burgess <andrew.burgess@embecosm.com>
16845 * config/arc/arc.c (arc_conditional_register_usage): Take
16846 TARGET_RRQ_CLASS into account.
16847 (arc_print_operand): Support printing 'p' and 's' operands.
16848 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
16850 (TARGET_RRQ_CLASS): Define.
16851 (IS_POWEROF2_OR_0_P): Define.
16852 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
16854 (*tst_movb): New define_insn.
16855 (*tst): Avoid recognition if it could prevent '*tst_movb'
16856 combination; replace c/CnL with c/Chs alternative.
16857 (*tst_bitfield_tst): New define_insn.
16858 (*tst_bitfield_asr): New define_insn.
16859 (*tst_bitfield): New define_insn.
16860 (andsi3_i): Add Rrq variant.
16861 (extzv): New define_expand.
16862 (insv): New define_expand.
16863 (*insv_i): New define_insn.
16864 (*movb): New define_insn.
16865 (*movb_signed): New define_insn.
16866 (*movb_high): New define_insn.
16867 (*movb_high_signed): New define_insn.
16868 (*movb_high_signed + 1): New define_split pattern.
16869 (*mrgb): New define_insn.
16870 (*mrgb + 1): New define_peephole2 pattern.
16871 (*mrgb + 2): New define_peephole2 pattern.
16872 * config/arc/arc.opt (mbitops): New option for nps400, uses
16873 TARGET_NPS_BITOPS_DEFAULT.
16874 * config/arc/constraints.md (q): Make register class conditional.
16875 (Rrq): New register constraint.
16876 (Chs): New constraint.
16877 (Clo): New constraint.
16878 (Chi): New constraint.
16879 (Cbf): New constraint.
16880 (Cbn): New constraint.
16881 (C18): New constraint.
16882 (Cbi): New constraint.
16884 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16886 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
16888 (bitmap_intersection_of_preds): Ditto.
16889 (bitmap_union_of_succs): Ditto.
16890 (bitmap_union_of_preds): Ditto.
16891 * sbitmap.c (do_popcount): Delete.
16892 (BITMAP_DEBUGGING): Delete.
16893 (sbitmap_verify_popcount): Delete.
16894 (sbitmap_alloc): Don't initialize the popcount field.
16895 (sbitmap_alloc_with_popcount): Delete.
16896 (sbitmap_resize): Don't resize the popcount array.
16897 (sbitmap_vector_alloc): Don't initialize the popcount field.
16898 (bitmap_copy): Don't copy the popcount array.
16899 (bitmap_clear): Don't clear the popcount array.
16900 (bitmap_clear): Delete the popcount array handling.
16901 (bitmap_ior_and_compl): Delete the popcount assert.
16902 (bitmap_not): Ditto.
16903 (bitmap_and_compl): Ditto.
16904 (bitmap_and): Delete the popcount array handling.
16905 (bitmap_xor): Ditto.
16906 (bitmap_ior): Ditto.
16907 (bitmap_or_and): Delete the popcount assert.
16908 (bitmap_and_or): Ditto.
16909 (popcount_table): Delete.
16910 (sbitmap_elt_popcount): Delete.
16911 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
16912 (bitmap_set_bit): Delete the popcount assert.
16913 (bitmap_clear_bit): Ditto.
16914 (sbitmap_free): Don't free the popcount array.
16915 (sbitmap_alloc_with_popcount): Delete declaration.
16916 (sbitmap_popcount): Ditto.
16918 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16919 Andrew Burgess <andrew.burgess@embecosm.com>
16921 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
16922 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
16923 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
16924 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
16925 * config/arc/arc.opt (mcmem): New option.
16926 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
16927 supply length for r/m alternative.
16928 (*extendqisi2_ac): Likewise.
16929 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
16931 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
16932 (movhi_insn): Likewise.
16933 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
16934 (*zero_extendqihi2_i): Add r/Ucm alternative.
16935 (*zero_extendqisi2_ac): Likewise.
16936 (*zero_extendhisi2_i): Likewise.
16937 * config/arc/constraints.md (Uex): New memory constraint.
16938 (Ucm): New define_constraint.
16939 * config/arc/predicates.md (long_immediate_loadstore_operand):
16940 Return 0 for MEM with cmem_address address.
16941 (cmem_address_0): New predicates.
16942 (cmem_address_1): Likewise.
16943 (cmem_address_2): Likewise.
16944 (cmem_address): Likewise.
16946 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16948 * config/rs6000/rs6000.c (machine_function): Rename
16949 insn_chain_scanned_p to spe_insn_chain_scanned_p.
16950 (rs6000_stack_info): Adjust.
16952 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16953 Andrew Burgess <andrew.burgess@embecosm.com>
16955 * config/arc/constraints.md (Usd): Convert to define_constraint.
16959 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16962 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
16963 Add new peephole2 where the first insn is *mov<mode>_or instead of
16964 *mov<mode>_internal.
16966 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
16968 * tracer.c (bb_seen): Make static.
16970 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
16972 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
16973 support, setup defaults.
16974 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
16975 * config/arc/arc.c (arc_init): Add NPS400 support.
16976 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
16977 (TARGET_ARC700): NPS400 is also an ARC700.
16978 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
16980 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16983 * config/nds32/nds32.md (casesi): Don't access the operands array
16986 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16988 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
16989 (or $-1,reg peephole2): Ditto.
16990 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
16992 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
16994 * doc/extend.texi (Common Function Attributes) [optimize]:
16995 Discourage use of the optimize attribute.
16997 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
16999 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
17000 special case builtin.
17001 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
17002 ALTIVEC_BUILTIN_VEC_ADDE.
17003 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17004 support for ALTIVEC_BUILTIN_VEC_ADDE.
17005 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17006 for __builtin_vec_adde.
17008 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17010 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
17011 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
17013 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17016 * doc/sourcebuild.texi (Effective-Target Keywords, Other
17017 attributes): Document cilkplus_runtime.
17019 2016-04-28 Martin Jambor <mjambor@suse.cz>
17021 * tree-cfg.c (verify_expr): Verify that local declarations belong to
17022 this function. Call verify_expr on MEM_REFs and bases of other
17023 handled_components.
17025 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17027 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
17028 for WORD_REGISTER_OPERATIONS to runtime check.
17030 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17032 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
17034 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17036 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
17037 big-endian compilation.
17038 * config/arc/arc.md (addf3): Likewise.
17039 (subdf3): Likewise.
17040 (muldf3): Likewise.
17042 2016-04-28 Richard Biener <rguenther@suse.de>
17044 PR tree-optimization/70840
17045 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
17046 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
17047 Mark x * pow(x,c) -> pow(x,c+1) commutative.
17048 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
17050 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17052 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
17053 and explain why in a comment.
17055 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17057 * config/arc/arc.md (cpu_facility): Add fpx variant.
17058 (subdf3): Prohibit use reverse sub when assist operations option
17060 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
17061 instructions only when FPX is enabled.
17062 * testsuite/gcc.target/arc/trsub.c: New test.
17064 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17066 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
17067 mult_operator when calculating "type" attribute.
17068 (*fop_<mode>_1_i387): Ditto.
17069 (*fop_xf_1_i387): Ditto.
17070 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
17071 Use std::swap to swap operands. Use RTL expressions to generate
17074 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17075 Joern Rennecke <joern.rennecke@embecosm.com>
17077 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
17079 (emit_pic_move): Remove.
17080 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
17081 * config/arc/arc.c (emit_pic_move): Removed.
17082 (TARGET_HAVE_TLS): Define.
17083 (arc_conditional_register_usage): Test for arc_tp_regno.
17084 (arc_print_operand, arc_print_operand_address): Handle TLS
17086 (arc_needs_pcl_p): New function.
17087 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
17088 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
17089 (arc_raw_symbolic_reference_mentioned_p): Likewise.
17090 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
17091 (arc_legitimize_tls_address): Likewise.
17092 (DTPOFF_ZERO_SYM): Define.
17093 (arc_legitimize_pic_address): Make it static, handle TLS cases.
17094 (arc_output_pic_addr_const): Print TLS unspecs.
17095 (prepare_pic_move): New function, replaces emit_pic_move.
17096 (arc_legitimate_constant_p): Handle TLS unspecs.
17097 (arc_legitimate_address_p): Likewise.
17098 (arc_rewrite_small_data_p): Use assert for TLS constants.
17099 (prepare_move_operands): Use prepare_pic_move.
17100 (arc_legitimize_address): Legitimize tls addresses.
17101 (arc_epilogue_uses): Check for arc_tp_regno.
17102 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
17103 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
17105 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
17107 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
17108 %(arc_tls_extra_start_spec).
17109 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
17110 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
17112 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
17113 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
17114 (UNSPEC_TLS_OFF): Add.
17116 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
17117 (get_thread_pointersi): New patterns.
17118 * config/arc/arc.opt (mtp-regno): New option.
17119 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
17120 (move_dest_operand): Likewise.
17121 * configure: Regenerate.
17122 * configure.ac: Add arc*-*-* case to test for tls.
17123 * doc/invoke.texi (ARC options): Document mtp-regno.
17125 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17127 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
17128 the new ARC HS SIMD instructions.
17129 (arc_preferred_simd_mode): New function.
17130 (arc_autovectorize_vector_sizes): Likewise.
17131 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
17132 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
17133 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
17134 (arc_init_builtins): Add new SIMD builtin types.
17135 (arc_split_move): Handle 64 bit vector moves.
17136 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
17137 (TARGET_PLUS_QMACW): Define.
17138 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
17139 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
17140 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
17141 (VSUBADD4H): New builtins.
17142 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
17143 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
17145 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
17146 Matthias Klose <doko@debian.org>
17148 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
17150 2016-04-28 Richard Biener <rguenther@suse.de>
17152 PR middle-end/70777
17153 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
17156 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
17158 * common/config/sh/sh-common.c: Remove SH5 support.
17159 * config/sh/constraints.md: Likewise.
17160 * config/sh/config/sh/elf.h: Likewise.
17161 * config/sh/linux.h: Likewise.
17162 * config/sh/netbsd-elf.h: Likewise.
17163 * config/sh/predicates.md: Likewise.
17164 * config/sh/sh-c.c: Likewise.
17165 * config/sh/sh-protos.h: Likewise.
17166 * config/sh/sh.c: Likewise.
17167 * config/sh/sh.h: Likewise.
17168 * config/sh/sh.md: Likewise.
17169 * config/sh/sh.opt: Likewise.
17170 * config/sh/sync.md: Likewise.
17171 * config/sh/sh64.h: Delete.
17172 * config/sh/shmedia.h: Likewise.
17173 * config/sh/shmedia.md: Likewise.
17174 * config/sh/sshmedia.h: Likewise.
17175 * config/sh/t-netbsd-sh5-64: Likewise.
17176 * config/sh/t-sh64: Likewise.
17177 * config/sh/ushmedia.h: Likewise.
17179 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17181 * config/i386/i386.md (sign_extend to memory peephole2s): Use
17182 general_reg_operand instead of register_operand predicate.
17184 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17186 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
17188 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
17190 * match.pd (A - B > A, A + B < A): New transformations.
17192 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
17194 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
17195 which defaults to true. Emit an outer pair of parentheses only if
17196 EMIT_PARENS. When continuing a chain of && or || (or & or |),
17197 don't emit parentheses for the right-hand operand.
17199 2016-04-27 Jeff Law <law@redhat.com>
17201 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
17203 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17205 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
17206 (altivec_lvx_<mode>_internal): Document.
17207 (altivec_lvx_<mode>_2op): New define_insn.
17208 (altivec_lvx_<mode>_1op): Likewise.
17209 (altivec_lvx_<mode>_2op_si): Likewise.
17210 (altivec_lvx_<mode>_1op_si): Likewise.
17211 (altivec_stvx_<mode>): Remove.
17212 (altivec_stvx_<mode>_internal): Document.
17213 (altivec_stvx_<mode>_2op): New define_insn.
17214 (altivec_stvx_<mode>_1op): Likewise.
17215 (altivec_stvx_<mode>_2op_si): Likewise.
17216 (altivec_stvx_<mode>_1op_si): Likewise.
17217 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17218 Expand vec_ld and vec_st during parsing.
17219 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
17221 (altivec_expand_stvx_be): Likewise.
17222 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
17223 address-masking behavior in RTL.
17224 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
17225 address-masking behavior in RTL.
17226 (altivec_expand_builtin): Change builtin code arguments for calls
17227 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
17228 (insn_is_swappable_p): Avoid incorrect swap optimization in the
17229 presence of lvx/stvx patterns.
17230 (alignment_with_canonical_addr): New function.
17231 (alignment_mask): Likewise.
17232 (find_alignment_op): Likewise.
17233 (recombine_lvx_pattern): Likewise.
17234 (recombine_stvx_pattern): Likewise.
17235 (recombine_lvx_stvx_patterns): Likewise.
17236 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
17237 stvx patterns from expand.
17238 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
17240 (vector_altivec_store_<mode>): Likewise.
17242 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
17244 * config/aarch64/aarch64.md
17245 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
17246 remove the "fp" attributes.
17247 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
17248 add the "simd" attributes.
17249 (*movdf_aarch64): Likewise.
17250 (*movtf_aarch64): Remove the "fp" attributes.
17251 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
17252 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
17254 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17256 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
17257 rtx to rtx_code_label *.
17258 * rtl.h (maybe_set_first_label_num): Likewise.
17260 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17262 * df-core.c (df_add_problem): Make the problem param be const.
17263 (df_remove_problem): Make local "problem" be const.
17264 * df-problems.c (problem_RD): Make const.
17265 (problem_LR): Likewise.
17266 (problem_LIVE): Likewise.
17267 (problem_MIR): Likewise.
17268 (problem_CHAIN): Likewise.
17269 (problem_WORD_LR): Likewise.
17270 (problem_NOTE): Likewise.
17271 (problem_MD): Likewise.
17272 * df-scan.c (problem_SCAN): Likewise.
17273 * df.h (struct df_problem): Make field "dependent_problem" be
17275 (struct dataflow): Likewise for field "problem".
17276 (df_add_problem): Make param const.
17278 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17280 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
17281 inter-unit moves to/from vector registers are enabled. Do not disable
17284 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17286 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
17287 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
17289 (enum df_problem_id): ...this new enum.
17290 (struct df_problem): Convert field "id" from "int" to
17291 enum df_problem_id.
17293 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17295 * rtl.def: Update comment for "things in the instruction chain" to
17296 reflect the removal of the leading "i" field for INSN_UID in
17297 r210360. Fix bogus apostrophe.
17299 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17301 * config/i386/i386.md
17302 (lea arith with mem operand + setcc peephole2): Set operator mode.
17304 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
17307 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
17308 (dimode_scalar_to_vector_candidate_p): This.
17309 (timode_scalar_to_vector_candidate_p): New function.
17310 (scalar_to_vector_candidate_p): Likewise.
17311 (timode_check_non_convertible_regs): Likewise.
17312 (timode_remove_non_convertible_regs): Likewise.
17313 (remove_non_convertible_regs): Likewise.
17314 (remove_non_convertible_regs): Renamed to ...
17315 (dimode_remove_non_convertible_regs): This.
17316 (scalar_chain::~scalar_chain): Make it virtual.
17317 (scalar_chain::compute_convert_gain): Make it pure virtual.
17318 (scalar_chain::mark_dual_mode_def): Likewise.
17319 (scalar_chain::convert_insn): Likewise.
17320 (scalar_chain::convert_registers): Likewise.
17321 (scalar_chain::add_to_queue): Make it protected.
17322 (scalar_chain::emit_conversion_insns): Likewise.
17323 (scalar_chain::replace_with_subreg): Likewise.
17324 (scalar_chain::replace_with_subreg_in_insn): Likewise.
17325 (scalar_chain::convert_op): Likewise.
17326 (scalar_chain::convert_reg): Likewise.
17327 (scalar_chain::make_vector_copies): Likewise.
17328 (scalar_chain::convert_registers): New pure virtual function.
17329 (class dimode_scalar_chain): New class.
17330 (class timode_scalar_chain): Likewise.
17331 (scalar_chain::mark_dual_mode_def): Renamed to ...
17332 (dimode_scalar_chain::mark_dual_mode_def): This.
17333 (timode_scalar_chain::mark_dual_mode_def): New function.
17334 (timode_scalar_chain::convert_insn): Likewise.
17335 (dimode_scalar_chain::convert_registers): Likewise.
17336 (scalar_chain::compute_convert_gain): Renamed to ...
17337 (dimode_scalar_chain::compute_convert_gain): This.
17338 (scalar_chain::replace_with_subreg): Renamed to ...
17339 (dimode_scalar_chain::replace_with_subreg): This.
17340 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
17341 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
17342 (scalar_chain::make_vector_copies): Renamed to ...
17343 (dimode_scalar_chain::make_vector_copies): This.
17344 (scalar_chain::convert_reg): Renamed to ...
17345 (dimode_scalar_chain::convert_reg ): This.
17346 (scalar_chain::convert_op): Renamed to ...
17347 (dimode_scalar_chain::convert_op): This.
17348 (scalar_chain::convert_insn): Renamed to ...
17349 (dimode_scalar_chain::convert_insn): This.
17350 (scalar_chain::convert): Call convert_registers.
17351 (convert_scalars_to_vector): Change to scalar_chain pointer to
17352 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
17353 in 32-bit mode. Delete scalar_chain pointer. Call
17354 free_dominance_info in 64-bit mode.
17355 (pass_stv::gate): Remove TARGET_64BIT check.
17356 (ix86_option_override): Put the 64-bit STV pass before the CSE
17359 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
17361 * dwarf2out.h (struct dw_loc_descr_node): Remove the
17362 dw_loc_frame_offset field.
17363 * dwarf2out.c (new_loc_descr): Likewise.
17364 (resolve_args_picking_1): Turn the VISITED hash set into a
17365 FRAME_OFFSET hash map. Use it to associate a frame offset to
17366 visited nodes. Remove uses of the CHECKING_P macro.
17367 (resolve_args_picking): Update call to resolve_args_picking_1.
17369 2016-04-27 Martin Liska <mliska@suse.cz>
17371 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
17372 (free_loop_data): Release vuses of groups.
17374 2016-04-27 Bin Cheng <bin.cheng@arm.com>
17376 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
17377 instead of redundant use_id and boolean have_use_for.
17378 (struct iv_use): Change sub_id into group_id. Remove field next.
17379 Move fields: related_cands, n_map_members, cost_map and selected
17381 (struct iv_group): ... here. New structure.
17382 (struct iv_common_cand): Use structure declaration directly.
17383 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
17384 (MAX_CONSIDERED_USES): Rename macro to ...
17385 (MAX_CONSIDERED_GROUPS): ... here.
17386 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
17387 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
17388 (dump_uses): Rename to ...
17389 (dump_groups): ... here. Update all uses.
17390 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
17391 (find_induction_variables): Refactor format of dump information.
17392 (record_sub_use): Delete.
17393 (record_use): Update all uses.
17394 (record_group): New function.
17395 (record_group_use, find_interesting_uses_op): Call above functions.
17397 (find_interesting_uses_cond): Ditto.
17398 (group_compare_offset): New function.
17399 (split_all_small_groups): Rename to ...
17400 (split_small_address_groups_p): ... here. Update all uses.
17401 (split_address_groups): Update all uses.
17402 (find_interesting_uses): Refactor format of dump information.
17403 (add_candidate_1): Update all uses. Remove redundant check on iv,
17405 (add_candidate, record_common_cand): Remove redundant assert.
17406 (add_iv_candidate_for_biv): Update use.
17407 (add_iv_candidate_derived_from_uses): Update all uses.
17408 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
17409 (alloc_use_cost_map): Ditto.
17410 (set_use_iv_cost, get_use_iv_cost): Rename to ...
17411 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
17412 (determine_use_iv_cost_generic): Ditto.
17413 (determine_group_iv_cost_generic): Ditto.
17414 (determine_use_iv_cost_address): Ditto.
17415 (determine_group_iv_cost_address): Ditto.
17416 (determine_use_iv_cost_condition): Ditto.
17417 (determine_group_iv_cost_cond): Ditto.
17418 (determine_use_iv_cost): Ditto.
17419 (determine_group_iv_cost): Ditto.
17420 (set_autoinc_for_original_candidates): Update all uses.
17421 (find_iv_candidates): Update all uses. Refactor dump information.
17422 (determine_use_iv_costs): Ditto.
17423 (determine_iv_costs): Ditto.
17424 (iv_ca_cand_for_use): Rename to ...
17425 (iv_ca_cand_for_group): ... here. Update all uses.
17426 (iv_ca_add_use, iv_ca_add_group): Ditto.
17427 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
17428 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
17429 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
17430 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
17431 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
17432 (create_new_iv, adjust_iv_update_pos): Ditto.
17433 (rewrite_use_address): Delete.
17434 (rewrite_use_address_1): Rename to ...
17435 (rewrite_use_address): ... here.
17436 (rewrite_use_compare): Update all uses.
17437 (rewrite_use): Delete.
17438 (rewrite_uses): Rename to ...
17439 (rewrite_groups): ... here. Update all uses.
17440 (remove_unused_ivs, free_loop_data): Update all uses.
17441 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
17443 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17445 * rtlanal.c (nonzero_bits1): Convert preprocessor check
17446 for WORD_REGISTER_OPERATIONS to runtime check.
17448 2016-04-27 Richard Biener <rguenther@suse.de>
17451 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
17452 aggregate_value_p to determine if a function result is
17453 returned by reference.
17454 (ipa_pta_execute): Functions having their address taken are
17455 not automatically nonlocal.
17457 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17460 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
17461 * fold-const.c (operand_equal_p): If flag_checking and
17462 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
17463 and if it returns non-zero, assert iterative_hash_expr on both
17466 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17468 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
17470 2016-04-27 Nick Clifton <nickc@redhat.com>
17472 PR middle-end/49889
17473 * varasm.c (merge_weak): Generate an error if an attempt is made
17474 to convert a non-weak static function into a weak, public function.
17476 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17478 * params.def (MAX_PARTITION_SIZE): New param.
17479 * doc/invoke.texi: Document lto-max-partition.
17481 2016-04-27 Richard Biener <rguenther@suse.de>
17484 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
17485 function cummulating used_from_other_partition, externally_visible
17486 and force_output from aliases.
17487 (refered_from_nonlocal_var): Likewise.
17488 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
17489 node flags properly.
17491 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17493 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
17494 (-Wmemset-elt-size): New item.
17496 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
17499 * stor-layout.h (internal_reference_types): Delete.
17500 * stor-layout.c (reference_types_internal): Likewise.
17501 (internal_reference_types): Likewise.
17502 (layout_type) <REFERENCE_TYPE>: Adjust.
17504 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17507 * tree.h (inchash::add_expr): Add FLAGS argument.
17508 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
17509 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
17510 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
17511 Formatting fix. Adjust recursive calls. For tcc_comparison,
17512 if swap_tree_comparison (code) is smaller than code, hash that
17513 and arguments in the other order. Hash CONVERT_EXPR the same
17514 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
17515 of ADDR_EXPR of decl as the decl itself. Add or remove
17516 OEP_ADDRESS_OF from recursive flags as needed. For
17517 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
17518 operands commutatively and only the third one normally.
17519 For internal CALL_EXPR hash in CALL_EXPR_IFN.
17521 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
17523 * config/rtems.h (LIB_SPEC): Add -latomic.
17525 2016-04-27 Joel Sherrill <joel@rtems.org>
17527 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
17528 xilink.ld and flags not relevant to RTEMS.
17530 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
17532 * toplev.c (backend_init_target): Avoid calling init_reload when using
17535 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17537 * reorg.c (try_merge_delay_insns): Declare i and j inside the
17538 for loops rather than one for the whole function.
17540 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17542 * match.pd (X + CST CMP X): New transformation.
17544 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17546 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
17547 * fold-const.c (fold_binary_loc): Remove 2 transformations
17548 superseded by match.pd.
17549 * match.pd (x+x -> x*2): Generalize to integers.
17551 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
17553 * config/i386/i386.md (operation on memory peephole): Duplicate an
17554 existing peephole and adapt it to match lea rather than an operation
17557 PR rtl-optimization/57193
17558 * opts.c (default_options_table): Add OPT_frename_registers at -O2
17560 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
17562 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17564 * tree-if-conv.c (any_pred_load_store): New static variable.
17565 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
17566 any_pred_load_store instead of and_mask_load_store.
17567 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
17568 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
17569 (combine_blocks, tree_if_conversion): Ditto.
17571 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17573 PR tree-optimization/70771
17574 PR tree-optimization/70775
17575 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
17576 virtual PHI nodes. Delete parameter.
17577 (if_convertible_loop_p_1): Delete argument to above function.
17578 (predicate_all_scalar_phis): Delete code handling single-argument
17580 (tree_if_conversion): Mark and update virtual SSA.
17582 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17585 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
17586 (x86_elf_aligned_common): Rename to ...
17587 (x86_elf_aligned_decl_common): ... this.
17588 Add decl arg. Switch to .lbss for largecomm object. Use
17589 LARGECOMM_SECTION_ASM_OP.
17590 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
17592 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
17593 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
17595 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
17596 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
17598 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17601 * config/i386/i386.c (SECTION_LARGE): Define.
17602 (x86_64_elf_select_section): Set it for large data/bss sections.
17603 Only clear SECTION_WRITE for .lrodata.
17604 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
17606 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
17607 * varasm.c (default_elf_asm_named_section): Grow flagchars.
17608 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
17610 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
17611 * doc/tm.texi: Regenerate.
17613 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17616 * configure.ac (--enable-checking): Document extra flag, for
17617 non-release builds default to --enable-checking=yes,extra.
17618 If misc checking and extra checking, define CHECKING_P to 2 instead
17620 * common.opt (fchecking=): Add.
17621 * doc/invoke.texi (-fchecking=): Document.
17622 * doc/install.texi: Document --enable-checking changes.
17623 * configure: Regenerated.
17624 * config.in: Regenerated.
17626 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17628 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
17629 attribute instead of which_alternative.
17630 * config/i386/sse.md (*mov<mode>_internal): Ditto.
17631 Use EXT_REX_SSE_REG_P where appropriate.
17633 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17635 * config/i386/predicates.md (const0_operand): Do not match
17636 const_wide_int code.
17637 (const1_operand): Ditto.
17639 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17641 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
17642 for SSE constm1 operands and TARGET_AVX512VL.
17643 (*movti_internal): Ditto.
17644 (*mov<mode>_or): Use constm1_operand predicate.
17645 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
17646 for SSE vector_all_ones operands and TARGET_AVX512VL.
17647 * config/i386/predicates.md (constm1_operand): New predicate.
17648 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
17649 emission of constant -1 load.
17651 2016-04-25 Jason Merrill <jason@redhat.com>
17653 * gdbinit.in: Skip is-a.h.
17655 * attribs.c (register_scoped_attributes): Fix logic.
17656 * attribs.h: Declare register_scoped_attributes.
17658 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17660 * config/rs6000/rs6000-builtin.def: Correct pasto error for
17661 stxvd2x and stxvw4x built-in functions.
17663 2016-04-25 DJ Delorie <dj@redhat.com>
17665 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
17666 (ashrhi3): Likewise.
17667 (lshrhi3): Likewise.
17669 2016-04-25 Richard Biener <rguenther@suse.de>
17671 PR tree-optimization/70780
17672 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
17673 wasn't visited yet.
17674 (compute_antic): Mark blocks with abnormal preds as visited as
17675 they have a final empty antic-in solution already.
17677 2016-04-25 Michael Collison <michael.collison@linaro.org>
17679 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
17681 2016-04-25 Michael Collison <michael.collison@linaro.org>
17683 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
17684 mode is VQI to improve mixed mode vectorization.
17685 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
17686 define_insn to match low half of signed vaddw.
17687 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
17688 define_insn to match high half of signed vaddw.
17689 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
17690 define_insn to match low half of unsigned vaddw.
17691 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
17692 define_insn to match high half of unsigned vaddw.
17693 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
17694 (arm_simd_check_vect_par_cnst_half_p): Likewise.
17695 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
17697 (arm_simd_check_vect_par_cnst_half_p): Likewise.
17698 * config/arm/predicates.md (vect_par_constant_high): Support
17699 big endian and simplify by calling
17700 arm_simd_check_vect_par_cnst_half
17701 (vect_par_constant_low): Likewise.
17703 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17705 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
17706 predicate for operand 2.
17708 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
17709 H.J. Lu <hongjiu.lu@intel.com>
17711 * config/i386/i386-protos.h (standard_sse_constant_p): Add
17712 machine_mode argument.
17713 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
17714 constm1_rtx operands. For VOIDmode constants, get mode from
17715 pred_mode. Check mode size if the mode is supported by ABI.
17716 (standard_sse_constant_opcode): Do not use standard_constant_p.
17717 Strictly check ABI support for all-ones operands.
17718 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
17719 immediates. Update calls to standard_sse_constant_p.
17720 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
17721 (ix86_rtx_costs): Ditto.
17722 * config/i386/i386.md (*movxi_internal_avx512f): Use
17723 nonimmediate_or_sse_const_operand instead of vector_move_operand.
17724 Use (v,BC) alternative instead of (v,C). Use register_operand
17725 checks instead of MEM_P.
17726 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
17727 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
17728 isa attribute. Use register_operand checks instead of MEM_P.
17729 (*movti_internal): Use nonimmediate_or_sse_const_operand for
17730 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
17731 alternative and corresponding sse2 isa attribute.
17732 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
17733 to standard_sse_constant_p.
17734 (FP constant splitters): Ditto.
17735 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
17737 * config/i386/predicates.md (constm1_operand): Remove.
17738 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
17739 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
17740 vector_all_ones_operand instead of constm1_operand.
17742 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17744 * print-rtl.c (print_rtx_insn_vec): New function.
17745 * print-rtl.h: New prototype.
17746 * store-motion.c (struct st_expr): Make avail_stores a vector.
17747 (st_expr_entry): Adjust.
17748 (free_st_expr_entry): Likewise.
17749 (print_store_motion_mems): Likewise.
17750 (find_moveable_store): Likewise.
17751 (compute_store_table): Likewise.
17752 (delete_store): Likewise.
17753 (build_store_vectors): Likewise.
17755 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17757 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
17759 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17761 * vec.h (vec_safe_contains): New function.
17762 (vec::contains): Likewise.
17763 (vec::begin): Likewise.
17764 (vec::end): Likewise.
17766 2016-04-23 Jakub Jelinek <jakub@redhat.com>
17769 * cfgexpand.c (expand_stack_vars): Fix typo.
17771 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
17773 * system.h (list, map, set, vector): Include conditionally.
17774 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
17775 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
17776 * ipa-icf.c (INCLUDE_LIST): Define.
17777 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
17778 * config/sh/sh.c (INCLUDE_VECTOR): Define.
17779 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
17780 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
17781 * cp/logic.cc (INCLUDE_LIST): Define.
17782 * fortran/trans-common.c (INCLUDE_MAP): Define.
17784 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
17786 * auto-profile.c: Remove <string.h> include.
17787 * ipa-icf-gimple.c: Remove <list> include.
17788 * diagnostic.c: Remove <new> include.
17789 * genmatch.c: Likewise.
17790 * pretty-print.c: Likewise.
17791 * toplev.c: Likewise
17792 * c/c-objc-common.c: Likewise.
17793 * cp/error.c: Likewise.
17794 * fortran/error.c: Likewise.
17796 2016-04-22 Richard Biener <rguenther@suse.de>
17798 * lto-streamer-in.c (input_ssa_names): Do not allocate
17799 GIMPLE_NOP for all SSA names.
17800 * lto-streamer-out.c (output_ssa_names): Do not output
17801 SSA names that should have been released.
17803 2016-04-22 Richard Biener <rguenther@suse.de>
17805 PR tree-optimization/70740
17806 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
17809 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
17812 * config/i386/predicates.md (call_insn_operand): Replace
17813 sibcall_memory_operand with memory_operand.
17815 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
17817 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
17818 has_single_use() tests.
17819 (register_edge_assert_for_1): Likewise.
17820 (find_assert_locations_1): Check the liveness bitmap instead of
17821 checking has_single_use().
17823 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
17826 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
17827 Extract AVX-512BW constraint from AVX.
17829 2016-04-21 Richard Biener <rguenther@suse.de>
17831 PR tree-optimization/70725
17832 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
17833 for phi_convertible_by_degenerating_args.
17834 (predicate_all_scalar_phis): Handle single-argument PHIs.
17836 2016-04-21 Richard Biener <rguenther@suse.de>
17838 PR middle-end/70747
17839 * fold-const.c (fold_comparison): Return properly typed
17842 2016-04-21 Bin Cheng <bin.cheng@arm.com>
17844 PR tree-optimization/70715
17845 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
17846 after expanding BASE using expand_simple_operations.
17848 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17850 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
17851 New transformations.
17853 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17855 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
17857 2016-04-20 Jan Hubicka <jh@suse.cz>
17859 * ipa-inline.c (can_inline_edge_p): Pass caller info to
17860 ultiimate_alias_target.
17861 (update_callee_keys): Likewise.
17862 (lookup_recursive_calls): Likewise.
17863 (speculation_useful_p): Likewise.
17865 2016-04-20 Jan Hubicka <jh@suse.cz>
17868 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
17869 (set_nothrow_flag_1): ... this; handle interposition correctly;
17870 recurse on aliases and thunks.
17871 (cgraph_node::set_nothrow_flag): New.
17872 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
17873 functions compiled with non-call exceptions that binds to current
17875 (propagate_nothrow): Be safe WRT interposition.
17876 * cgraph.h (set_nothrow_flag): Update prototype.
17878 2016-04-18 Jan Hubicka <jh@suse.cz>
17880 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17881 max_loop_iterations_int.
17882 (tree_unswitch_outer_loop): Likewise.
17884 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17886 PR tree-optimization/69489
17887 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
17888 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
17889 Revise dump message.
17890 (if_convertible_bb_p): Remove check on edge count of basic block's
17893 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17895 PR tree-optimization/56625
17896 PR tree-optimization/69489
17897 * tree-data-ref.h (DR_INNERMOST): New macro.
17898 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
17899 hashing struct innermost_loop_behavior.
17900 (ref_DR_map): Remove.
17901 (innermost_DR_map): New map.
17902 (baseref_DR_map): Revise comment.
17903 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
17904 to innermost_DR_map accroding to its innermost loop behavior.
17905 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
17906 to its innermost loop behavior.
17907 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
17908 Add initialization for innermost_DR_map. Record memory reference
17909 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
17910 have innermost loop behavior.
17911 (if_convertible_loop_p): Remove release for ref_DR_map. Release
17914 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
17916 * config/i386/i386.md (*lea<mode>_general_1): Rename from
17917 *lea_general_1. Use explicit SWI12 mode interator.
17918 (*lea<mode>_general_2): Rename from *lea_general_2.
17919 Use explicit SWI12 mode interator.
17920 (*lea<mode>_general_3): Rename from *lea_general_3.
17921 Use explicit SWI12 mode interator.
17922 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
17923 Use explicit SWI12 mode interator.
17924 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
17925 Use explicit SWI48 mode interator.
17927 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17929 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
17930 Short-cut unaligned load and store cases. Handle all integer
17932 (ix86_expand_vector_move_misalign): Short-cut unaligned load
17933 and store cases. Call ix86_avx256_split_vector_move_misalign
17934 directly without checking mode class.
17936 2016-04-20 Andrew Pinski <apinski@cavium.com>
17937 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17940 * config/aarch64/aarch64.md (sibcall): Force call
17941 address to be DImode for ILP32.
17942 (sibcall_value): Likewise.
17944 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17946 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
17948 2016-04-20 Richard Biener <rguenther@suse.de>
17950 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
17951 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
17952 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
17953 (maybe_push_res_to_seq): Adjust.
17954 * gimple-fold.c (maybe_build_generic_op): Likewise.
17956 2016-04-20 Marek Polacek <polacek@redhat.com>
17958 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
17961 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
17963 * config/i386/sse.md (vec_unpacks_lo_hi): Always
17964 use kmovw to support AVX512F target.
17966 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17968 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
17970 2016-04-20 Marek Polacek <polacek@redhat.com>
17972 PR tree-optimization/70725
17973 * tree-if-conv.c (is_false_predicate): New function.
17974 (predicate_mem_writes): Use it.
17976 2016-04-20 Richard Biener <rguenther@suse.de>
17978 PR tree-optimization/70726
17979 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
17980 shift amounts from a pattern stmt operand.
17982 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17985 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
17986 stack_restore_from_fpr pattern when restoring r15.
17987 (s390_optimize_prologue): Strip away the memory barrier in the
17988 parallel when trying to get rid of restore insns.
17989 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
17990 definition for loading the stack pointer from an FPR. Compared to
17991 the normal move insn this pattern includes a full memory barrier.
17993 2016-04-19 Jakub Jelinek <jakub@redhat.com>
17995 PR middle-end/70680
17996 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
17997 implicitly linear or lastprivate iterator on the outer context.
17999 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18001 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
18003 * config/i386/i386.md (ssememalign): Removed.
18004 * config/i386/sse.md: Remove ssememalign attribute from patterns.
18006 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18009 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
18010 const short * to __builtin_ia32_loaddquhi512_mask.
18011 (_mm512_maskz_loadu_epi16): Likewise.
18012 (_mm512_mask_storeu_epi16): Pass short * to
18013 __builtin_ia32_storedquhi512_mask.
18014 (_mm512_mask_loadu_epi8): Pass const char * to
18015 __builtin_ia32_loaddquqi512_mask.
18016 (_mm512_maskz_loadu_epi8): Likewise.
18017 (_mm512_mask_storeu_epi8): Pass char * to
18018 __builtin_ia32_storedquqi512_mask.
18019 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
18020 const double * to __builtin_ia32_loadupd512_mask.
18021 (_mm512_mask_loadu_pd): Likewise.
18022 (_mm512_maskz_loadu_pd): Likewise.
18023 (_mm512_storeu_pd): Pass double * to
18024 __builtin_ia32_storeupd512_mask.
18025 (_mm512_mask_storeu_pd): Likewise.
18026 (_mm512_loadu_ps): Pass const float * to
18027 __builtin_ia32_loadups512_mask.
18028 (_mm512_mask_loadu_ps): Likewise.
18029 (_mm512_maskz_loadu_ps): Likewise.
18030 (_mm512_storeu_ps): Pass float * to
18031 __builtin_ia32_storeups512_mask.
18032 (_mm512_mask_storeu_ps): Likewise.
18033 (_mm512_mask_loadu_epi64): Pass const long long * to
18034 __builtin_ia32_loaddqudi512_mask.
18035 (_mm512_maskz_loadu_epi64): Likewise.
18036 (_mm512_mask_storeu_epi64): Pass long long *
18037 to __builtin_ia32_storedqudi512_mask.
18038 (_mm512_loadu_si512): Pass const int * to
18039 __builtin_ia32_loaddqusi512_mask.
18040 (_mm512_mask_loadu_epi32): Likewise.
18041 (_mm512_maskz_loadu_epi32): Likewise.
18042 (_mm512_storeu_si512): Pass int * to
18043 __builtin_ia32_storedqusi512_mask.
18044 (_mm512_mask_storeu_epi32): Likewise.
18045 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
18046 char * to __builtin_ia32_storedquqi256_mask.
18047 (_mm_mask_storeu_epi8): Likewise.
18048 (_mm256_mask_loadu_epi16): Pass const short * to
18049 __builtin_ia32_loaddquhi256_mask.
18050 (_mm256_maskz_loadu_epi16): Likewise.
18051 (_mm_mask_loadu_epi16): Pass const short * to
18052 __builtin_ia32_loaddquhi128_mask.
18053 (_mm_maskz_loadu_epi16): Likewise.
18054 (_mm256_mask_loadu_epi8): Pass const char * to
18055 __builtin_ia32_loaddquqi256_mask.
18056 (_mm256_maskz_loadu_epi8): Likewise.
18057 (_mm_mask_loadu_epi8): Pass const char * to
18058 __builtin_ia32_loaddquqi128_mask.
18059 (_mm_maskz_loadu_epi8): Likewise.
18060 (_mm256_mask_storeu_epi16): Pass short * to.
18061 __builtin_ia32_storedquhi256_mask.
18062 (_mm_mask_storeu_epi16): Pass short * to.
18063 __builtin_ia32_storedquhi128_mask.
18064 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
18065 const double * to __builtin_ia32_loadupd256_mask.
18066 (_mm256_maskz_loadu_pd): Likewise.
18067 (_mm_mask_loadu_pd): Pass onst double * to
18068 __builtin_ia32_loadupd128_mask.
18069 (_mm_maskz_loadu_pd): Likewise.
18070 (_mm256_mask_storeu_pd): Pass double * to
18071 __builtin_ia32_storeupd256_mask.
18072 (_mm_mask_storeu_pd): Pass double * to
18073 __builtin_ia32_storeupd128_mask.
18074 (_mm256_mask_loadu_ps): Pass const float * to
18075 __builtin_ia32_loadups256_mask.
18076 (_mm256_maskz_loadu_ps): Likewise.
18077 (_mm_mask_loadu_ps): Pass const float * to
18078 __builtin_ia32_loadups128_mask.
18079 (_mm_maskz_loadu_ps): Likewise.
18080 (_mm256_mask_storeu_ps): Pass float * to
18081 __builtin_ia32_storeups256_mask.
18082 (_mm_mask_storeu_ps): ass float * to
18083 __builtin_ia32_storeups128_mask.
18084 (_mm256_mask_loadu_epi64): Pass const long long * to
18085 __builtin_ia32_loaddqudi256_mask.
18086 (_mm256_maskz_loadu_epi64): Likewise.
18087 (_mm_mask_loadu_epi64): Pass const long long * to
18088 __builtin_ia32_loaddqudi128_mask.
18089 (_mm_maskz_loadu_epi64): Likewise.
18090 (_mm256_mask_storeu_epi64): Pass long long * to
18091 __builtin_ia32_storedqudi256_mask.
18092 (_mm_mask_storeu_epi64): Pass long long * to
18093 __builtin_ia32_storedqudi128_mask.
18094 (_mm256_mask_loadu_epi32): Pass const int * to
18095 __builtin_ia32_loaddqusi256_mask.
18096 (_mm256_maskz_loadu_epi32): Likewise.
18097 (_mm_mask_loadu_epi32): Pass const int * to
18098 __builtin_ia32_loaddqusi128_mask.
18099 (_mm_maskz_loadu_epi32): Likewise.
18100 (_mm256_mask_storeu_epi32): Pass int * to
18101 __builtin_ia32_storedqusi256_mask.
18102 (_mm_mask_storeu_epi32): Pass int * to
18103 __builtin_ia32_storedqusi128_mask.
18104 * config/i386/i386-builtin-types.def (PCSHORT): New.
18105 (PINT64): Likewise.
18106 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
18107 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
18108 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
18109 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
18110 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
18111 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
18112 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
18113 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
18114 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
18115 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
18116 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
18117 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
18118 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
18119 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
18120 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
18121 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
18122 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
18123 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
18124 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
18125 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
18126 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
18127 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
18128 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
18129 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
18130 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
18131 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
18132 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
18133 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
18134 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
18135 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
18136 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
18137 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
18138 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
18139 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
18140 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
18141 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
18142 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
18143 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
18144 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
18145 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
18146 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
18147 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
18148 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
18149 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
18150 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
18151 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
18152 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
18153 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
18154 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
18156 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
18157 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
18159 (ix86_expand_vector_move_misalign): Likewise.
18160 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
18161 to scalar function prototype for unaligned load/store builtins.
18162 (ix86_expand_special_args_builtin): Updated.
18163 * config/i386/sse.md (UNSPEC_LOADU): Removed.
18164 (UNSPEC_STOREU): Likewise.
18165 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
18166 (VI_ULOADSTORE_F_AVX512VL): Likewise.
18167 (ssescalarsize): Handle V4TI, V2TI and V1TI.
18168 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18169 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18170 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
18171 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
18172 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
18173 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
18174 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
18175 (<avx512>_storedqu<mode>_mask): Likewise.
18176 (*sse4_2_pcmpestr_unaligned): Likewise.
18177 (*sse4_2_pcmpistr_unaligned): Likewise.
18178 (*mov<mode>_internal): Renamed to ...
18179 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
18180 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
18181 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
18182 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
18184 2016-04-19 Richard Biener <rguenther@suse.de>
18186 PR tree-optimization/70171
18187 * tree-ssa-phiprop.c: Include stor-layout.h.
18188 (phiprop_insert_phi): Handle the aggregate copy case.
18189 (propagate_with_phi): Likewise.
18191 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
18193 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
18194 instead of simplify_gen_subreg (... , 0).
18195 (ix86_delegitimize_address): Ditto.
18196 (ix86_split_divmod): Ditto.
18197 (ix86_split_copysign_const): Ditto.
18198 (ix86_split_copysign_var): Ditto.
18199 (ix86_expand_args_builtin): Ditto.
18200 (ix86_expand_round_builtin): Ditto.
18201 (ix86_expand_special_args_builtin): Ditto.
18202 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
18203 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
18204 (udivmodqi4): Ditto.
18205 (absneg splitters): Ditto.
18206 (*jcc_bt<mode>_1): Ditto.
18208 2016-04-19 Richard Biener <rguenther@suse.de>
18210 PR tree-optimization/70724
18211 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
18212 restoring out from ...
18213 (free_scc_vn): ... here.
18214 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
18215 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
18217 (pass_fre::execute): Restore SSA info.
18219 2016-04-19 Richard Biener <rguenther@suse.de>
18221 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
18222 * gimple-walk.c (walk_gimple_op): Initialize it.
18223 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
18224 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
18225 remapping SSA names of defs.
18226 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
18229 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
18231 PR middle-end/70689
18232 * lra-constraints.c (equiv_substition_p): New.
18233 (process_alt_operands): Use it.
18234 (swap_operands): Swap it.
18235 (curr_insn_transform): Update it.
18237 2016-04-18 Michael Matz <matz@suse.de>
18239 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
18240 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
18241 * tree-core.h (tree_type_common.align): Use bit-field.
18242 (tree_type_common.spare): New.
18243 (tree_decl_common.off_align): Make smaller.
18244 (tree_decl_common.align): Use bit-field.
18246 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
18247 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
18248 (scan_sharing_clauses): Ditto.
18249 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18250 (omp_finish_file): Ditto.
18251 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
18252 (layout_decl): Ditto.
18253 (relayout_decl): Ditto.
18254 (finalize_record_size): Use SET_TYPE_ALIGN.
18255 (finalize_type_size): Ditto.
18256 (finish_builtin_struct): Ditto.
18257 (layout_type): Ditto.
18258 (initialize_sizetypes): Ditto.
18259 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
18260 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
18261 (lookup_field_for_decl): Use SET_DECL_ALIGN.
18262 (get_chain_field): Ditto.
18263 (get_trampoline_type): Ditto.
18264 (get_nl_goto_field): Ditto.
18265 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
18267 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
18268 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
18269 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18270 (build_qualified_type): Use SET_TYPE_ALIGN.
18271 (build_aligned_type, build_range_type_1): Ditto.
18272 (build_atomic_base): Ditto.
18273 (build_common_tree_nodes): Ditto.
18274 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
18275 (expand_one_stack_var_at): Ditto.
18276 * coverage.c (build_var): Use SET_DECL_ALIGN.
18277 * except.c (init_eh): Ditto.
18278 * function.c (assign_parm_setup_block): Ditto.
18279 * symtab.c (increase_alignment_1): Ditto.
18280 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
18281 * tree-vect-stmts.c (ensure_base_align): Ditto.
18282 * varasm.c (align_variable): Ditto.
18283 (assemble_variable): Ditto.
18284 (build_constant_desc): Ditto.
18285 (output_constant_def_contents): Ditto.
18287 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
18288 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
18289 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
18290 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
18291 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
18293 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
18296 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
18297 replace %vmovsd with "%vmovq".
18298 (vec_concatv2df): Likewise.
18300 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
18302 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
18303 (*vec_extractv2si_0): Ditto.
18304 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
18305 (zero_extended_scalar_load_operand splitters): Ditto.
18306 (vec_extract splitters): Ditto.
18307 (*vec_extractv4si_0_zext): Ditto.
18308 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
18309 and lowpart_subreg.
18310 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
18311 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
18312 (*sse4_1_extractps): Use lowpart_subreg.
18313 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
18315 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18317 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
18319 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
18320 Mention Solaris 11 packaging changes.
18321 Update gas and gld requirements.
18322 Remove reference to pre-Solaris 10 bug.
18323 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
18325 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
18328 2016-04-17 Jan Hubicka <jh@suse.cz>
18330 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
18331 max_loop_iterations_int.
18333 2016-04-18 Richard Biener <rguenther@suse.de>
18335 PR tree-optimization/43434
18336 * tree-ssa-structalias.c (struct vls_data): New.
18337 (visit_loadstore): Handle all pointer-based accesses.
18338 (compute_dependence_clique): Compute a bitmap of restrict tags
18339 assigned bases and pass it to visit_loadstore.
18341 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
18344 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
18345 armv8.1-a and armv8.1-a+crc.
18347 2016-04-18 Richard Biener <rguenther@suse.de>
18349 PR tree-optimization/70701
18350 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
18351 references after translating through a memcpy.
18353 2016-04-18 Richard Biener <rguenther@suse.de>
18355 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
18356 (compute_antic): ... here. For partial antic use regular
18357 postorder and scrap iteration.
18358 (compute_partial_antic_aux): Remove unused return value.
18359 (init_pre): Do not allocate postorder.
18360 (fini_pre): Do not free postorder.
18362 2016-04-18 Richard Biener <rguenther@suse.de>
18364 PR middle-end/37870
18365 * expmed.c (extract_bit_field_1): Remove broken case
18366 using a wider MODE_INT mode.
18368 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
18370 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
18371 unless compiling with at least GCC-4.8.
18373 2016-04-17 Jan Hubicka <jh@suse.cz>
18376 * graphite.c (graphite_finalize): Update call to
18377 tree_estimate_probability.
18378 * predict.h (tree_estimate_probability): Update prototype.
18380 2016-04-17 Jan Hubicka <jh@suse.cz>
18382 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
18383 (tree_estimate_probability): Likewise.
18384 (pass_profile::execute): Update.
18385 (report_predictor_hitrates): New function.
18386 * profile.c (compute_branch_probabilities): Use it.
18387 * predict.h (report_predictor_hitrates): Declare.
18389 2016-04-17 Jan Hubicka <jh@suse.cz>
18392 * cgraph.h (cgraph_node::set_const_flag,
18393 cgraph_node::set_pure_flag): Update prototype to return bool;
18395 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
18396 of interposable symbol are interposable, too.
18397 (cgraph_set_const_flag_1): Rename to ...
18398 (set_const_flag_1): ... this one; change to self recursive function
18399 instead of call_for_symbol_thunks_and_aliases. Handle correctly
18400 clearnig the flag in all variants and also virtual thunks of const
18401 functions are pure; track if any change was done.
18402 (cgraph_node::set_const_flag): Update.
18403 (struct set_pure_flag_info): New struct.
18404 (cgraph_set_pure_flag_1): Rename to ...
18405 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
18406 rather than pointer encoded flags; track if any changes was done;
18407 handle correctly clearning flag and setting flag of aliases already
18409 (cgraph_node::set_pure_flag): Update.
18410 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
18412 2016-04-17 Tom de Vries <tom@codesourcery.com>
18415 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
18416 backslash in label.
18418 2016-04-17 Tom de Vries <tom@codesourcery.com>
18420 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
18421 '{}<> ' as escape-for-record.
18423 2016-04-17 Tom de Vries <tom@codesourcery.com>
18425 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
18428 2016-04-17 Tom de Vries <tom@codesourcery.com>
18431 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
18432 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
18433 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
18434 * passes.c (finish_optimization_passes): Only call
18435 finish_graph_dump_file if dfi->graph_dump_initialized.
18436 (execute_function_dump, pass_init_dump_file): Use
18437 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
18439 2016-04-17 Tom de Vries <tom@codesourcery.com>
18441 PR tree-optimization/70256
18442 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
18443 (debug_varmap): New function.
18445 2016-04-17 Tom de Vries <tom@codesourcery.com>
18448 * passes.c (pass_manager::register_pass): Propagate pflags.
18450 2016-04-17 Tom de Vries <tom@codesourcery.com>
18453 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
18454 * passes.c (pass_manager::pass_manager): Declare and init p_start in
18455 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
18456 check if it's equal to p_start.
18457 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
18459 2016-04-15 Jan Hubicka <jh@suse.cz>
18462 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
18463 function does not bind to current def.
18464 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
18465 handle conservatively calls to functions that does not need to bind
18467 (check_call): Update call of worse_state.
18468 (ignore_edge_for_nothrow): Update.
18469 (ignore_edge_for_pure_const): Likewise.
18470 (propagate_pure_const): Update calls to worse_state.
18471 (skip_function_for_local_pure_const): Reformat comments.
18473 2016-04-15 Jan Hubicka <jh@suse.cz>
18476 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
18477 (cgraph_node::function_symbol): Likewise.
18478 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18479 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
18480 (symtab_node::ultimate_alias_target): Add REF parameter.
18481 (symtab_node::binds_to_current_def_p): Declare.
18482 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
18483 (cgraph_node::function_symbol): Likewise.
18484 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18485 (cgraph_node::get_availability): Likewise.
18486 (cgraph_edge::binds_to_current_def_p): New inline function.
18487 (varpool_node::get_availability): Add REF parameter.
18488 (varpool_node::ultimate_alias_target): Likewise.
18489 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
18490 (symtab_node::binds_to_current_def_p): Likewise.
18491 * varpool.c (varpool_node::get_availability): Likewise.
18493 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18496 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
18497 Fix mode size check.
18499 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18501 * BASE-VER: Set to 7.0.0.
18503 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
18505 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
18507 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18509 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
18510 architecture revisions.
18512 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
18514 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
18515 * config/i386/i386.c (ix86_using_red_zone): No longer static.
18516 * config/i386/i386.md (stack decrement to push peepholes): Guard
18517 with !x86_using_red_zone ().
18519 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18522 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
18523 to dump_generic_node.
18524 (NIY): Pass also flags to do_niy.
18526 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
18528 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
18529 (simd_clone_vector_of_formal_parm_types)
18530 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
18531 (simd_clone_mangle, simd_clone_create)
18532 (simd_clone_adjust_return_type, create_tmp_simd_array)
18533 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
18534 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
18535 (ipa_simd_modify_function_body, simd_clone_linear_addend)
18536 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
18537 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
18538 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
18539 * omp-simd-clone.c: ... this new file.
18540 (simd_clone_vector_of_formal_parm_types): Make it static.
18541 * Makefile.in (OBJS): Add omp-simd-clone.o.
18543 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18546 * config/i386/sse.md: Use proper memory operand modifiers.
18549 2016-04-15 Richard Biener <rguenther@suse.de>
18550 Alan Modra <amodra@gmail.com>
18552 PR tree-optimization/70130
18553 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
18554 when alignment stays not the same and no not use the realign
18557 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18560 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18561 direct move handlers for KFmode. Change TFmode handlers test from
18562 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
18564 2016-04-14 Jakub Jelinek <jakub@redhat.com>
18567 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
18568 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
18569 (inlined_polymorphic_ctor_dtor_block_p): Use it.
18570 * tree-ssa-live.c (remove_unused_scope_block_p): When
18571 in_ctor_dtor_block, avoid discarding not just BLOCKs with
18572 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
18573 block_ultimate_origin is FUNCTION_DECL.
18574 (remove_unused_locals): If current_function_decl is
18575 polymorphic_ctor_dtor_p, pass initial true to
18576 remove_unused_scope_block_p' is_ctor_dtor_block.
18578 2016-04-14 Martin Sebor <msebor@redhat.com>
18583 * doc/extend.texi (Variable Length): Revert.
18585 2016-04-14 Marek Polacek <polacek@redhat.com>
18586 Jan Hubicka <hubicka@ucw.cz>
18589 * tree.c (verify_type): Disable the canonical type of main variant
18592 2016-04-14 Jason Merrill <jason@redhat.com>
18594 * cfgexpand.c, expr.c: Revert previous change.
18596 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
18598 PR middle-end/70643
18599 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
18600 when building a mem ref for the incoming reduction variable.
18602 2016-04-14 Richard Biener <rguenther@suse.de>
18604 PR tree-optimization/70614
18605 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
18606 loop if the evolution dropped to chrec_dont_know.
18607 (interpret_condition_phi): Likewise.
18609 2016-04-14 Richard Biener <rguenther@suse.de>
18611 PR tree-optimization/70623
18612 * tree-ssa-pre.c (changed_blocks): Make global ...
18613 (compute_antic): ... local here. Move and fix worklist
18614 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
18615 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
18616 worklist handling, dump when ANTIC_IN changed.
18617 (compute_partial_antic_aux): Remove worklist handling.
18618 (init_pre): Do not compute post dominators. Add a comment about
18619 the CFG order chosen.
18620 (fini_pre): Do not free post dominators.
18622 2016-04-13 Martin Sebor <msebor@redhat.com>
18627 * doc/extend.texi (Variable Length): Document C++ specifics.
18629 2016-04-13 Jakub Jelinek <jakub@redhat.com>
18632 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
18633 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
18634 eh edges have been purged.
18637 * tree-sra.c (create_access_replacement,
18638 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
18640 * tree-pretty-print.c (dump_fancy_name): New function.
18641 (dump_decl_name, dump_generic_node): Use it.
18643 2016-04-13 Jason Merrill <jason@redhat.com>
18645 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
18646 * expr.c (expand_expr_real_1): Likewise.
18648 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
18650 * config/i386/i386.md (kunpckhi): Swap operands.
18651 (kunpcksi): Likewise.
18652 (kunpckdi): Likewise.
18653 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
18654 (vec_pack_trunc_<mode>): Likewise.
18656 2016-04-13 Jakub Jelinek <jakub@redhat.com>
18659 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
18661 PR middle-end/70633
18662 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
18663 gimplification turns some element into non-constant.
18666 * rtl.h (convert_memory_address_addr_space_1): New prototype.
18667 * explow.c (convert_memory_address_addr_space_1): No longer static,
18668 add NO_EMIT argument and don't call convert_modes if true, pass
18669 it down recursively, remove break after return.
18670 (convert_memory_address_addr_space): Adjust caller.
18671 * simplify-rtx.c (simplify_unary_operation_1): Call
18672 convert_memory_address_addr_space_1 instead of convert_memory_address,
18673 if it returns NULL, don't simplify.
18675 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
18678 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
18680 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18682 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18683 Bump the upper SIMDLEN limits, so that if the return type or
18684 characteristic type if the return type is void can be passed in
18685 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
18688 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18691 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
18692 Do not use "=" constraint on an input constraint.
18693 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
18694 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
18695 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
18696 generates (neg (abs ...)) instead of (abs ...).
18698 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18700 PR rtl-optimization/70596
18701 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
18702 just invalidate LRA data and reset them. Adjust dump wording.
18704 2016-04-12 Martin Liska <mliska@suse.cz>
18707 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18709 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
18711 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18712 max_loop_iterations_int.
18713 (tree_unswitch_outer_loop): Likewise.
18714 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
18715 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
18717 2016-04-12 Tom de Vries <tom@codesourcery.com>
18719 PR tree-optimization/68756
18720 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
18721 instead of new_name.
18723 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18725 PR tree-optimization/70602
18726 * tree-sra.c (generate_subtree_copies): Don't write anything into
18727 constant pool decls.
18729 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
18730 regardless whether there are depend clauses or not.
18732 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18735 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
18736 target attribute and pragma from changing the -mfloat128
18737 and -mfloat128-hardware options.
18739 * doc/extend.texi (Additional Floating Types): Document PowerPC
18740 __float128 restrictions.
18742 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18745 * config/aarch64/driver-aarch64.c
18746 (aarch64_get_extension_string_for_isa_flags): New.
18747 (arch_extension): Rename to...
18748 (aarch64_arch_extension): ...This.
18749 (ext_to_feat_string): Rename to...
18750 (aarch64_extensions): ...This.
18751 (aarch64_core_data): Keep track of architecture extension flags.
18752 (cpu_data): Rename to...
18753 (aarch64_cpu_data): ...This.
18754 (aarch64_arch_driver_info): Keep track of architecture extension
18756 (get_arch_name_from_id): Rename to...
18757 (get_arch_from_id): ...This, change return type.
18758 (host_detect_local_cpu): Update and reformat for renames, handle
18759 extensions through common infrastructure.
18761 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18764 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
18765 track of a canonical flag name.
18766 (all_extensions): Likewise.
18767 (arch_to_arch_name): Also track extension flags enabled by the arch.
18768 (all_architectures): Likewise.
18769 (aarch64_parse_extension): Move to here.
18770 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
18772 (aarch64_rewrite_selected_cpu): Update for above change.
18773 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
18774 are handled, such that the single explicit value enabled by an
18775 extension is kept seperate from the implicit values it also enables.
18776 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
18778 (aarch64_parse_extension): New.
18779 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
18780 here to config/aarch64/aarch64-protos.h.
18781 (aarch64_parse_extension): Move from here to
18782 common/config/aarch64/aarch64-common.c.
18783 (aarch64_option_print): Update.
18784 (aarch64_declare_function_name): Likewise.
18785 (aarch64_start_file): Likewise.
18786 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
18787 the canonical flag for extensions.
18788 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
18791 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18793 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
18796 2016-04-09 Tom de Vries <tom@codesourcery.com>
18798 PR tree-optimization/68953
18799 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
18800 first to last subscript.
18802 2016-04-09 Jakub Jelinek <jakub@redhat.com>
18804 PR tree-optimization/70586
18805 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
18808 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
18812 PR tree-optimization/70373
18813 PR middle-end/70533
18814 PR middle-end/70534
18815 PR middle-end/70535
18816 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
18817 clauses for acc parallel reductions as necessary. Error on those
18819 * omp-low.c (scan_sharing_clauses): Don't install variables which
18820 are used in acc parallel reductions.
18821 (lower_rec_input_clauses): Remove dead code.
18822 (lower_oacc_reductions): Add support for reference reductions.
18823 (lower_reduction_clauses): Remove dead code.
18824 (lower_omp_target): Don't remap variables appearing in acc parallel
18826 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
18828 2016-04-08 Jakub Jelinek <jakub@redhat.com>
18830 PR middle-end/70593
18831 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
18832 with multiple SSA_NAME defs, force the outputs other than first
18833 to be live before calling live_track_process_def on each output.
18835 PR rtl-optimization/70574
18836 * fwprop.c (forward_propagate_and_simplify): Don't add
18837 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
18838 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
18839 paradoxical subregs within *loc.
18841 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
18843 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
18844 -ftree-parallelize-loops={0,1}.
18845 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
18846 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
18847 * config/ia64/hpux.h (LIB_SPEC): Likewise.
18848 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
18849 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
18851 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
18854 * asan.c (instrument_derefs): If we get unknown location, extract it
18855 with EXPR_LOCATION.
18856 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
18858 2016-04-08 Tom de Vries <tom@codesourcery.com>
18860 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
18861 implicit firstprivate clause.
18863 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18866 * config/arm/thumb2.md (tst + branch-> lsls + branch
18867 peephole below *orsi_not_shiftsi_si): Require that condition
18868 register is dead after the peephole.
18869 (second peephole after the above): Likewise.
18871 2016-04-08 Alan Modra <amodra@gmail.com>
18874 * builtins.c (fold_builtin_classify): For IBM extended precision,
18875 look at just the high-order double to test for NaN.
18876 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
18877 test just the high double for Inf but both doubles for subnormal
18880 2016-04-07 Jakub Jelinek <jakub@redhat.com>
18882 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
18883 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
18884 node->simdclone->mask_mode != VOIDmode masks.
18885 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
18886 earlier, use it instead of node->simdclone.
18887 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18888 Set clonei->mask_mode.
18890 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18893 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
18894 Pass it through to cp_parser_already_scoped_statement.
18895 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
18896 it through to cp_parser_statement.
18897 (cp_parser_statement): Pass IF_P through to
18898 cp_parser_iteration_statement.
18899 (cp_parser_pragma): Adjust call to
18900 cp_parser_iteration_statement.
18902 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18905 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
18906 resolve a future -Wparentheses warning.
18907 * omp-low.c (scan_sharing_clauses): Likewise.
18908 * tree-parloops.c (eliminate_local_variables): Likewise.
18910 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
18912 PR rtl-optimization/70398
18913 * lra-constraints.c (process_address_1): Check zero scale and code
18914 for reloading with zero scale.
18916 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
18918 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
18919 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
18921 2016-04-06 Jakub Jelinek <jakub@redhat.com>
18923 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18924 Add support for AVX512F clones, include them by default for
18925 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
18926 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
18929 PR middle-end/70550
18930 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
18931 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
18932 firstprivate clauses.
18933 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
18934 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
18935 (lower_omp_target): Set TREE_NO_WARNING for
18936 non-addressable possibly uninitialized vars which are copied into
18937 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
18939 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
18941 * config/pa/predicates.md (integer_store_memory_operand): Accept
18942 REG+D operands with a large offset when reload_in_progress is true.
18943 (floating_point_store_memory_operand): Likewise.
18945 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18948 * match.pd (nested int casts): Limit to GIMPLE.
18950 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
18953 * ipa-devirt.c (maybe_record_node): Fix comment; use
18954 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
18956 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18958 PR rtl-optimization/70542
18959 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
18960 if there are any uses other than insn or debug insns.
18962 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
18963 Jakub Jelinek <jakub@redhat.com>
18965 PR tree-optimization/70509
18966 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
18967 Shift HOST_WIDE_INT_1U instead of 1.
18969 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
18971 PR tree-optimization/70509
18972 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
18973 of the vector base type for index.
18975 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
18978 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
18980 2016-04-05 Richard Biener <rguenther@suse.de>
18982 PR tree-optimization/70526
18983 * tree-sra.c (build_ref_for_offset): Use prev_base to
18984 extract the alias pointer type.
18986 2016-04-05 Richard Biener <rguenther@suse.de>
18988 * dse.c (struct store_info): Remove alias_set member.
18989 (struct read_info_type): Likewise.
18990 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
18991 spill_deleted, clear_alias_set_lookup): Remove.
18992 (get_group_info): Remove dead base == NULL_RTX case.
18993 (dse_step0): Remove initialization of removed variables.
18994 (delete_dead_store_insn): Reomve alias set dumping.
18995 (free_read_records): Remove alias_set handling.
18996 (canon_address): Remove alias_set_out parameter.
18997 (record_store): Remove spill_alias_set, it's always zero.
18998 (check_mem_read_rtx): Likewise.
18999 (dse_step2): Rename from ...
19000 (dse_step2_nospill): ... this. Adjust.
19001 (scan_stores): Rename from ...
19002 (scan_stores_nospill): ... this.
19003 (scan_reads): Rename from ...
19004 (scan_reads_nospill): ... this.
19005 (scan_stores_spill, scan_reads_spill): Remove.
19006 (dse_step3_scan): Remove for_spills argument which is always false.
19007 (dse_step3): Likewise.
19008 (dse_step5): Rename from ...
19009 (dse_step5_nospill): ... this. Remove alias_set handling.
19010 (rest_of_handle_dse): Adjust.
19012 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19015 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
19016 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
19017 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
19018 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
19020 2016-04-05 Richard Biener <rguenther@suse.de>
19022 PR middle-end/70499
19023 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
19024 non-register type temporaries into SSA.
19026 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
19029 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
19030 calls when sanitizing.
19031 (possible_polymorphic_call_target_p): Fix formatting.
19033 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19034 Jakub Jelinek <jakub@redhat.com>
19036 PR middle-end/70457
19037 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
19038 to ensure a call statement is compatible with a built-in's
19040 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
19043 2016-04-04 Richard Biener <rguenther@suse.de>
19045 PR rtl-optimization/70484
19046 * rtl.h (canon_output_dependence): Declare.
19047 * alias.c (canon_output_dependence): New function.
19048 * dse.c (record_store): Use canon_output_dependence rather
19049 than canon_true_dependence.
19051 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19054 * cgraph.h (symtab_node::copy_visibility_from): New function.
19055 * symtab.c (symtab_node::copy_visibility_from): New function.
19056 * ipa-visibility.c (optimize_weakref): New function.
19057 (function_and_variable_visibility): Use it.
19059 2016-04-04 Martin Liska <mliska@suse.cz>
19062 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
19063 value that is really in range handled by SBR instruction.
19064 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
19065 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
19066 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
19068 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
19072 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
19073 set, but not for SP_REG operands.
19075 2016-04-02 Martin Sebor <msebor@redhat.com>
19078 * fold-const.c (maybe_nonzero_address): New function.
19079 (fold_comparison): Call it. Fold equality and relational
19080 expressions involving null pointers.
19081 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
19083 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
19085 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
19086 the "Y" constraint (scalar FP 0.0 immediate).
19088 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
19089 Add the "const_double" to the list of operand constraints.
19091 2016-04-01 Jakub Jelinek <jakub@redhat.com>
19093 PR rtl-optimization/70467
19094 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
19095 If low word of the last operand is 0, just emit addition/subtraction
19098 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19101 * config/s390/s390.c (s390_expand_insv): Check for everything
19102 constant instead of just VOIDmode stuff.
19104 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19107 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
19109 2016-04-01 Nathan Sidwell <nathan@acm.org>
19111 * tree.def (TRY_CATCH_EXPR): Correct documentation.
19113 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
19115 PR rtl-optimization/70461
19116 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
19119 2016-03-31 Martin Liska <mliska@suse.cz>
19122 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
19123 a tree value or an immediate integer value to a buffer
19124 that is eventually copied to a BRIG section.
19125 (emit_immediate_operand): Call the function here.
19126 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
19127 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
19128 of class' fields that are removed.
19129 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
19130 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
19131 m_brig_repr_size fields.
19133 2016-03-31 Martin Liska <mliska@suse.cz>
19136 * hsa-gen.c (hsa_function_representation::update_dominance): New
19138 (convert_addr_to_flat_segment): Likewise.
19139 (gen_hsa_memory_set): New alignment argument.
19140 (gen_hsa_ctor_assignment): Likewise.
19141 (gen_hsa_insns_for_single_assignment): Provide alignment
19142 to gen_hsa_ctor_assignment.
19143 (gen_hsa_insns_for_direct_call): Add new argument.
19144 (expand_lhs_of_string_op): New function.
19145 (expand_string_operation_builtin): Likewise.
19146 (expand_memory_copy): New function.
19147 (expand_memory_set): New function.
19148 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
19149 (convert_switch_statements): Change signature.
19150 (generate_hsa): Use a return value of the function.
19151 (pass_gen_hsail::execute): Do not call
19152 convert_switch_statements here.
19153 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
19154 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
19155 (hsa_function_representation::update_dominance): New function.
19157 2016-03-31 Martin Liska <mliska@suse.cz>
19160 * hsa-brig.c (emit_directive_variable): Emit alignment
19161 according to hsa_symbol::m_align.
19162 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
19163 (dump_hsa_symbol): Dump alignment of HSA symbols.
19164 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
19165 (gen_hsa_addr_with_align): New function.
19166 (hsa_bitmemref_alignment): Use newly added function.
19167 (gen_hsa_insns_for_load): Likewise.
19168 (gen_hsa_insns_for_store): Likewise.
19169 (gen_hsa_memory_copy): New argument added.
19170 (gen_hsa_insns_for_single_assignment): Respect
19171 alignment for assignments processed via gen_hsa_memory_copy.
19172 (gen_hsa_insns_for_direct_call): Likewise.
19173 (gen_hsa_insns_for_return): Likewise.
19174 (gen_function_def_parameters): Set default alignment.
19175 * hsa.c (hsa_object_alignment): New function.
19176 (hsa_byte_alignment): Pasted function.
19177 * hsa.h (hsa_symbol::m_align): New field.
19179 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19181 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
19182 scratch field for goto case.
19184 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
19186 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
19188 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
19191 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
19192 (scalar_chain::convert_insn): Call convert_op for reg
19193 moves to handle undefined registers.
19195 2016-03-31 Nathan Sidwell <nathan@acm.org>
19198 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
19199 Assert we don't want to move backwards.
19201 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
19204 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
19206 2016-03-31 Jakub Jelinek <jakub@redhat.com>
19208 PR rtl-optimization/70460
19209 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
19210 with operand from REG_LABEL_OPERAND, instead substitute
19211 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
19212 Don't do anything for REG_NON_LOCAL_GOTO jumps.
19214 2016-03-31 Martin Liska <mliska@suse.cz>
19216 * passes.c (execute_one_pass): Do not call
19217 todo_after for a discarded function.
19219 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19221 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
19222 (no_cost, infinite_cost): Initialize the new field.
19223 (get_computation_cost_at): Record setup cost.
19224 (determine_use_iv_cost_address): Skip cost computation for sub
19225 uses if we can estimate it without losing accuracy.
19227 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19229 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19231 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19232 max_loop_iterations_int.
19233 (tree_unswitch_outer_loop): Likewise.
19234 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19235 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19237 2016-03-30 Richard Biener <rguenther@suse.de>
19239 PR middle-end/70450
19240 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
19242 2016-03-30 Jakub Jelinek <jakub@redhat.com>
19245 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
19246 in gen_blendm expander.
19248 2016-03-30 Nick Clifton <nickc@redhat.com>
19251 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
19252 case where we are already provided with an SImode SUBREG.
19254 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
19257 * config/i386/i386.c (ix86_expand_epilogue): Properly check
19258 conflict between DRAP register and __builtin_eh_return.
19260 2016-03-30 Michael Matz <matz@suse.de>
19261 Richard Biener <rguenther@suse.de>
19264 * ipa-polymorphic-call.c (struct type_change_info): Change
19265 speculative to an unsigned allowing to limit the work we do.
19266 (csftc_abort_walking_p): New inline function..
19267 (check_stmt_for_type_change): Limit the number of may-defs
19268 skipped for speculative devirtualization to
19269 max-speculative-devirt-maydefs.
19270 * params.def (max-speculative-devirt-maydefs): New param.
19271 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
19273 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
19276 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
19279 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
19281 PR tree-optimization/59124
19282 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
19283 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
19285 2016-03-29 Jeff Law <law@redhat.com>
19287 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
19289 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19291 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
19294 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
19296 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
19297 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
19298 gcrt0.o if linking dynamically.
19300 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19303 * ipa-devirt.c (methods_equal_p): New function.
19304 (compare_virtual_tables): Use it.
19305 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
19306 * cgraphclones.c (clone_function_name_1): Use
19307 symbol_table::symbol_suffix_separator.
19308 * coverage.c (build_var): Likewise.
19309 * symtab.c (symbol_table::symbol_suffix_separator): New.
19311 2016-03-29 Jakub Jelinek <jakub@redhat.com>
19313 PR rtl-optimization/70429
19314 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
19315 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
19316 mode != result_mode.
19319 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
19321 PR tree-optimization/70405
19322 * ssa-iterators.h (num_imm_uses): Add missing braces.
19324 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
19326 PR rtl-optimization/68695
19327 * ira-color.c (allocno_copy_cost_saving): New.
19328 (improve_allocation): Use it.
19330 2016-03-29 Richard Henderson <rth@redhat.com>
19332 PR middle-end/70355
19333 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
19335 2016-03-29 Richard Biener <rguenther@suse.de>
19337 PR middle-end/70424
19338 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
19339 use alignment returned by get_pointer_alignment_1 if it is
19340 bigger than BITS_PER_UNIT.
19341 * builtins.c (get_pointer_alignment_1): Do not return true
19342 for alignment extracted from SSA info.
19344 2016-03-28 James Bowman <james.bowman@ftdichip.com>
19346 * config/ft32/ft32.opt (mnodiv): New.
19347 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
19348 * doc/invoke.texi (FT32 Options -mnodiv): New.
19350 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
19353 * config/i386/i386.md (define_split, andn): Fix modes.
19355 2016-03-26 Richard Biener <rguenther@suse.de>
19356 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19359 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
19361 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
19362 as 2nd argument to cl_optimization_restore().
19364 2016-03-25 Richard Henderson <rth@redhat.com>
19367 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
19368 * config/aarch64/aarch64-protos.h: Declare it.
19369 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
19371 2016-03-25 Alan Modra <amodra@gmail.com>
19374 * config/rs6000/constraints.md (j): Simplify.
19375 * config/rs6000/predicates.md (easy_fp_constant): Exclude
19377 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
19378 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
19379 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
19380 in all constraint alternatives.
19381 (movtd_64bit_nodm): Delete "j" constraint alternative.
19383 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19385 * tree-ssa-propagate.c: Enhance docs for
19386 SSA_PROP_NOT_INTERESTING.
19388 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19390 * doc/extend.texi: Fix typo in documentation to pure attribute.
19392 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
19395 * config/pa/pa.md (bswapdi2): Use a scratch register.
19397 2016-03-24 Richard Henderson <rth@redhat.com>
19399 PR middle-end/69845
19400 * fold-const.c (extract_muldiv_1): Correct test for multiplication
19403 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
19405 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
19406 using ix86_expand_binary_operator instead of gen_andsi3.
19408 2016-03-24 Richard Biener <rguenther@suse.de>
19410 PR tree-optimization/70396
19411 * tree-vect-stmts.c (vectorizable_comparison): Use
19412 get_vectype_for_scalar_type.
19414 2016-03-24 Richard Biener <rguenther@suse.de>
19416 PR middle-end/70370
19417 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
19418 with register bases.
19420 2016-03-24 Richard Biener <rguenther@suse.de>
19422 PR tree-optimization/70372
19423 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
19424 build_all_ones_cst to also handle vector types correctly.
19426 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19429 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
19432 2016-03-23 Marek Polacek <polacek@redhat.com>
19435 * doc/invoke.texi: Document -Wignored-attributes.
19437 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19439 PR tree-optimization/69042
19440 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
19441 parameter from 30 to 40.
19443 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19445 PR tree-optimization/69042
19446 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
19447 for use with constant offset stripped in base.
19449 2016-03-23 Richard Biener <rguenther@suse.de>
19451 PR middle-end/70251
19452 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
19453 mode compatibility check.
19454 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19456 2016-03-23 Jeff Law <law@redhat.com>
19458 PR tree-optimization/64058
19459 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
19461 (struct ssa_conflicts): Move up earlier in the file.
19462 (conflicts_, var_map_): New static variables.
19463 (initialize_conflict_count): New function to initialize the
19464 CONFLICT_COUNT field for each conflict pair.
19465 (compare_pairs): Lazily initialize the conflict count and use it
19466 as the first tie-breaker.
19467 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
19468 and wipe conflicts_ and map_ around the call to qsort. Remove
19469 special case for 2 coalesce pairs.
19470 * bitmap.c (bitmap_count_unique_bits): New function.
19471 (bitmap_count_bits_in_word): New function, extracted from
19473 (bitmap_count_bits): Use bitmap_count_bits_in_word.
19474 * bitmap.h (bitmap_count_unique_bits): Declare it.
19476 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
19479 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
19480 transparent alias chain for decl assembler name.
19481 * config/sol2.c (solaris_assemble_visibility): Likewise.
19483 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19485 * config/arm/arm1020e.md (1020call_op): Reduce reservation
19487 (v10_fdivs): Likewise.
19488 (v10_fdivd): Likewise.
19490 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19493 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
19494 to not call fclose twice on file.
19496 2016-03-23 Jakub Jelinek <jakub@redhat.com>
19498 PR tree-optimization/70354
19499 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19500 oprnd0 is wider than oprnd1 and there is a cast from the wider
19501 type to oprnd1, mask it with the mask of the narrower type.
19504 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
19505 Optimize TARGET_STV splitters, if high or low word of last argument
19508 2016-03-22 Jeff Law <law@redhat.com>
19511 tree-ssa-threadbackward.c
19512 (fsm_find_control_statement_thread_paths): Correctly distinguish
19513 between old style jump threads vs FSM jump threads.
19515 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
19518 * config/i386/i386.c (scalar_chain::convert_op): Support
19519 uninitialized register usage case.
19521 2016-03-22 Richard Biener <rguenther@suse.de>
19523 PR middle-end/70251
19524 * genmatch.c (gen_transform): Adjust last parameter to a three-state
19526 (capture::gen_transform): ... to change behavior when substituting
19527 a condition into cond or not-cond expr context.
19528 (dt_simplify::gen_1): Adjust.
19529 * gimple-match-head.c: Include gimplify.h for unshare_expr.
19530 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
19531 last change and instead change to
19532 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
19533 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19535 2016-03-22 Anthony Green <green@moxielogic.com>
19537 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
19538 issue for moxiebox targets.
19539 (CC1PLUS_SPEC): Ditto.
19541 2016-03-22 Richard Biener <rguenther@suse.de>
19543 PR middle-end/70333
19544 * fold-const.c (extract_muldiv_1): Properly perform multiplication
19547 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19549 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
19551 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19554 * config/i386/i386.c (def_builtin): Handle
19555 OPTION_MASK_ISA_AVX512VL to be and-ed with other
19557 (const struct builtin_description bdesc_special_args[]):
19558 Remove duplicate ISA bits.
19560 2016-03-22 Jakub Jelinek <jakub@redhat.com>
19563 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
19564 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
19565 in a way that works also for AVX512BW.
19568 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
19569 instead of source if operands[1] is xmm16 and above and
19570 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
19571 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
19574 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
19575 on assign if (*from_p) is a comparison, set it to
19576 TREE_NO_WARNING (*from_p).
19578 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19580 PR middle-end/70326
19581 * lra.c (restore_scratches): Ignore deleted insns.
19583 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
19584 Jakub Jelinek <jakub@redhat.com>
19586 PR tree-optimization/70317
19587 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
19590 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
19593 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
19594 of ix86_expand_move.
19596 (movti): Use general_operand for operand 1 predicate.
19598 2016-03-21 Martin Liska <mliska@suse.cz>
19600 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
19602 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
19604 2016-03-21 Martin Liska <mliska@suse.cz>
19607 * ipa-icf.c (sem_function::parse): Skip static
19608 constructors and destructors.
19610 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19613 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
19614 function-like macro, peek following token(s) if it is followed
19615 by CPP_OPEN_PAREN token with optional padding in between, and
19616 if not, don't treat it like a macro.
19618 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
19619 Alexander Monakov <amonakov@ispras.ru>
19621 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
19622 for the stabs debug format.
19624 2016-03-21 Richard Biener <rguenther@suse.de>
19626 PR tree-optimization/70310
19627 * tree-vect-generic.c (expand_vector_condition): Fold the built
19630 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
19633 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
19634 Block third alternative for AVX-512VL target,
19636 2016-03-21 Martin Liska <mliska@suse.cz>
19639 * hsa-brig.c (emit_function_directives): Mark unemitted
19640 global variables for emission.
19641 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
19642 (get_symbol_for_decl): Likewise.
19643 * hsa.h (struct hsa_symbol): New flag.
19645 2016-03-21 Richard Biener <rguenther@suse.de>
19647 PR tree-optimization/70288
19648 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
19649 we do not estimate unsimplified all-constant conditionals or
19650 switches as optimized away.
19652 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
19654 PR rtl-optimization/69102
19655 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
19656 when we have a readonly dependency context.
19658 2016-03-18 Jeff Law <law@redhat.com>
19660 PR rtl-optimization/70263
19661 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
19662 (update_equiv_regs): When trying to move a store to after the insn
19663 that sets the source of the store, make sure the store occurs after
19664 the insn that sets the source of the store. When successful note
19665 the REG_EQUIV note created in the dump file.
19667 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
19668 Bernd Schmidt <bschmidt@redhat.com>
19670 * doc/extend.texi: Document more potential problems with basic asms.
19672 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
19674 PR rtl-optimization/70278
19675 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
19678 2016-03-18 Jason Merrill <jason@redhat.com>
19680 * calls.c (load_register_parameters): Fix zero size sibcall logic.
19682 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
19684 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
19685 values to 128b regs.
19687 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
19689 PR tree-optimization/70252
19690 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
19691 boolean vector has a proper number of elements.
19692 (supportable_narrowing_operation): Likewise.
19694 2016-03-18 Tom de Vries <tom@codesourcery.com>
19697 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
19699 2016-03-18 Jakub Jelinek <jakub@redhat.com>
19701 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
19702 instead of replace_rtx for DEBUG_INSNs.
19704 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19706 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
19707 load type reservations.
19709 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
19712 * config/pa/constraints.md: Revert 2015-02-13 change. Use
19713 define_constraint for "Q" and "T" constraints.
19715 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
19717 Tweak the pipeline model for Exynos M1
19719 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
19722 2016-03-17 David Malcolm <dmalcolm@redhat.com>
19725 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
19726 where one or both locations aren't within a line_map.
19728 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
19731 * opts.c (finish_options): Don't set flag_pie to the default if
19732 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
19735 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
19737 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
19738 true as ALL_REGS argument to replace_rtx.
19740 2016-03-17 Richard Biener <rguenther@suse.de>
19743 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
19746 2016-03-17 Jakub Jelinek <jakub@redhat.com>
19749 * rtl.h (replace_rtx): Add ALL_REGS argument.
19750 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
19751 equality and assert mode is the same, instead of just rtx pointer
19753 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
19754 true as ALL_REGS argument to replace_rtx.
19756 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
19758 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
19759 for boolean vector with vector mode only.
19760 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19762 2016-03-17 Nick Clifton <nickc@redhat.com>
19765 * config/rx/rx.c (rx_print_integer): Print negative constants in
19768 2016-03-17 Jakub Jelinek <jakub@redhat.com>
19771 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
19773 2016-03-16 Richard Henderson <rth@redhat.com>
19774 Richard Biener <rguenth@suse.de>
19776 PR middle-end/70240
19777 PR middle-end/68215
19779 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
19780 first operand as is_gimple_condexpr.
19782 PR middle-end/70240
19783 PR middle-end/68215
19785 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
19786 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
19787 Do not gimplify the result.
19788 (do_unop): Adjust call to tree_vec_extract.
19789 (do_binop): Likewise.
19790 (do_compare): Likewise.
19791 (do_plus_minus): Likewise.
19792 (do_negate): Likewise.
19793 (expand_vector_condition): Likewise.
19794 (do_cond): Likewise.
19796 2016-03-16 Richard Henderson <rth@redhat.com>
19799 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
19800 (aarch64_classify_address): Use it.
19801 (aarch64_legitimize_address): Force all subexpressions of PLUS
19802 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
19804 2016-03-16 Jakub Jelinek <jakub@redhat.com>
19805 Richard Biener <rguenth@suse.de>
19808 * rtlanal.c (replace_rtx): For REG, if from is a REG,
19809 return to even if only REGNO is equal, and assert
19812 2016-03-11 Jeff Law <law@redhat.com>
19814 PR rtl-optimization/70224
19815 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
19817 2016-03-16 Richard Henderson <rth@redhat.com>
19819 PR middle-end/70199
19820 * function.h (struct function): Add has_forced_label_in_static.
19821 * gimplify.c (force_labels_r): Set it.
19822 * lto-streamer-in.c (input_struct_function_base): Read it.
19823 * lto-streamer-out.c (output_struct_function_base): Write it.
19824 * tree-inline.c (has_label_address_in_static_1): Remove.
19825 (copy_forbidden): Remove fndecl parameter; test
19826 has_forced_label_in_static.
19827 (inline_forbidden_p): Update call to copy_forbidden.
19828 (tree_versionable_function_p): Likewise.
19829 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
19830 (chkp_versioning): Likewise.
19831 * tree-inline.h (copy_forbidden): Update decl.
19833 2016-03-16 Marek Polacek <polacek@redhat.com>
19836 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
19837 function being thunked if the result type doesn't have fixed size.
19838 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
19839 doesn't have fixed size.
19841 2016-03-16 Bin Cheng <bin.cheng@arm.com>
19843 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
19844 reporting malformed loop nest.
19846 2016-03-16 Tom de Vries <tom@codesourcery.com>
19849 * ipa-devirt.c (possible_polymorphic_call_targets): Move
19850 nodes.length () == 1 test to before first nodes[0] access.
19852 2016-03-16 Tom de Vries <tom@codesourcery.com>
19854 PR tree-optimization/68715
19855 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
19856 single_pred_p test.
19858 2016-03-16 Tom de Vries <tom@codesourcery.com>
19860 PR tree-optimization/68809
19861 * graphite-scop-detection.c (same_close_phi_node): Test if result types
19864 2016-03-16 Carlos O'Donell <carlos@redhat.com>
19865 Sandra Loosemore <sandra@codesourcery.com>
19867 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
19868 on leaf attribute. Mention ELF interposition problems.
19870 2016-03-16 Alan Modra <amodra@gmail.com>
19872 PR rtl-optimization/69195
19873 PR rtl-optimization/47992
19874 * ira.c (indirect_jump_optimize): Ignore artificial defs.
19877 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
19880 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
19882 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19884 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
19886 2016-03-15 Jakub Jelinek <jakub@redhat.com>
19888 PR rtl-optimization/70222
19889 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
19890 optimization if mode is different from result_mode, queue up masking
19891 of the result in outer_op. Formatting fix.
19893 PR middle-end/70239
19894 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
19897 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19899 PR rtl-optimization/69032
19900 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
19901 looping backwards over basic block insns.
19903 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19906 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
19907 to non-speculative when propagating trap bits.
19909 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19911 PR rtl-optimization/63384
19912 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
19913 DEBUG_INSN_P insns.
19915 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19918 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
19919 factored out from ...
19920 (sched_analyze_insn): ... here.
19921 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
19922 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
19923 get_implicit_reg_pending_clobbers in it.
19924 (setup_id_reg_sets): Use setup_id_implicit_regs.
19925 (deps_init_id): Ditto.
19927 2016-03-15 Tom de Vries <tom@codesourcery.com>
19930 * cgraph.c (cgraph_node::get_body): Save, reset and restore
19932 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
19933 execute_function_dump.
19934 (execute_one_pass): Don't dump function if it will be dumped after ipa
19937 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
19939 * genrecog.c (match_pattern_2): If pred is NULL don't call
19940 safe_predicate_mode on it.
19942 2016-03-14 Jakub Jelinek <jakub@redhat.com>
19944 PR middle-end/70219
19945 * lra-constraints.c (delete_move_and_clobber): Change assertion
19946 to also allow dregno == 0.
19948 2016-03-14 Richard Henderson <rth@redhat.com>
19951 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
19952 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
19953 (reassociate_bb): Use optimize_vec_cond_expr; avoid
19954 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
19957 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
19960 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
19962 (lra_create_live_ranges_1): initialize hard register biggest_mode to
19964 * lra-constraints.c (split_reg): For hard regs, try to find the
19965 biggest single-register mode used in the function.
19967 2016-03-14 Richard Biener <rguenther@suse.de>
19969 PR tree-optimization/56365
19970 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
19971 constants to compare against.
19973 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
19976 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
19977 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
19978 (define_split for the GPR case): Use int_reg_operand instead of
19979 gpc_reg_operand for the output.
19981 2016-03-14 Tom de Vries <tom@codesourcery.com>
19983 PR tree-optimization/70045
19984 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
19985 create_empty_if_region_on_edge argument.
19987 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
19989 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
19990 (STACK_CHECK_PROTECT): Likewise.
19991 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19992 (STACK_CHECK_PROTECT): Likewise.
19993 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19994 (STACK_CHECK_PROTECT): Likewise.
19995 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
19996 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
19997 (STACK_CHECK_PROTECT): Likewise.
19999 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
20001 PR rtl-optimization/69307
20002 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
20003 registers in modes that span more than one register.
20005 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
20008 * lra-constraints.c (delete_move_and_clobber): New.
20009 (remove_inheritance_pseudos): Use it.
20011 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
20014 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
20015 the libcall is LCT_THROW.
20016 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
20017 for the checking routine.
20019 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20022 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
20023 optimization if we have direct move.
20024 (roundu32<mode>2_fprs): Likewise.
20026 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
20029 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
20031 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
20032 Arguments swapped. All callers changed. Take reg_renumber into
20033 account, and Calculate and compare register ranges for hard regs.
20035 2016-03-11 Jeff Law <law@redhat.com>
20037 PR tree-optimization/70190
20038 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20039 Handle cases where we can not extract the taken edge, even though we
20040 found a constant value.
20042 PR tree-optimization/64058
20043 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
20044 (num_coalesce_pairs): Move up earlier in file.
20045 (find_coalesce_pair): Initialize the INDEX field for each pair
20047 (compare_pairs): No longer sort on the elements in each pair.
20048 Instead break ties with the index of the coalesce pair.
20050 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20053 * config/aarch64/aarch64-protos.h
20054 (aarch64_save_restore_target_globals): New prototype.
20055 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
20056 Call the above when popping pragma.
20057 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
20059 (aarch64_set_current_function): Rewrite using the above.
20061 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20063 PR tree-optimization/70177
20064 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
20065 (extract_ops_from_tree): ... this. In the 2 argument
20066 overload remove _1 suffix.
20067 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
20068 (extract_ops_from_tree): ... this.
20069 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
20071 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
20072 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
20073 extract_ops_from_tree instead of 2 operand one.
20075 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
20077 PR tree-optimization/70013
20078 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
20079 for constant-pool entries.
20081 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20083 PR rtl-optimization/70174
20084 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
20085 followed by gen_lowpart on force_reg instead of just gen_lowpart.
20087 PR tree-optimization/70169
20088 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
20089 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
20092 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
20093 Jakub Jelinek <jakub@redhat.com>
20096 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
20097 of uninitialized values.
20099 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20101 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
20103 ("*trunctddd2"): New pattern definition.
20104 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
20107 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20109 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
20110 definitions for BFP and DFP rounding modes.
20111 ("fixuns_truncdddi2", "fixuns_trunctddi2")
20112 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
20113 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
20114 ("fix_trunctf<mode>2"): Use the new constants instead of magic
20117 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20119 * config/s390/constraints.md: Adjust comment.
20120 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
20121 s390_decompose_addrstyle_without_index.
20122 * config/s390/predicates.md (shift_count_or_setmem_operand):
20123 Rename to setmem_operand.
20124 * config/s390/s390-protos.h
20125 (s390_decompose_shift_count): Rename to
20126 s390_decompose_addrstyle_without_index.
20127 * config/s390/s390.c (s390_decompose_shift_count)
20128 (s390_mem_constraint, print_shift_count_operand)
20129 (print_operand_address, print_operand): Rename
20130 s390_decompose_shift_count to
20131 s390_decompose_addrstyle_without_index and rename
20132 print_shift_count_operand to print_addrstyle_operand troughout the
20134 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
20135 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
20136 Rename shift_count_or_setmem_operand to setmem_operand.
20137 * config/s390/vx-builtins.md ("vec_insert<mode>")
20138 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
20141 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20144 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
20145 Handle overlapping retval and newval.
20147 2016-03-10 Nick Clifton <nickc@redhat.com>
20150 * config/aarch64/aarch64.c
20151 (aarch64_override_options_after_change_1): When forcing
20152 flag_omit_frame_pointer to be true, use a special value that can
20153 be detected if this function is called again, thus preventing
20154 flag_omit_leaf_frame_pointer from being forced to be false.
20156 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20158 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
20159 Set x_flag_omit_leaf_frame_pointer when handling
20160 -momit-leaf-frame-pointer.
20162 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20165 * cgraph.c (cgraph_node::dump): Dump split_part and
20166 indirect_call_target.
20167 * cgraph.h (cgraph_node): Add indirect_call_target flag.
20168 * ipa.c (has_addr_references_p): Cleanup.
20169 (is_indirect_call_target_p): New.
20170 (walk_polymorphic_call_targets): Do not mark virtuals that may be
20171 called indirectly as local.
20172 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
20174 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20177 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20178 on cxa_pure_virtual.
20180 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20183 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
20185 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20188 * tree.c (need_assembler_name_p): Only record main variant type names.
20190 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20193 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
20194 Always define to 0 or 1.
20195 (TARGET_FIX_ERR_A53_843419): New macro.
20196 * config/aarch64/aarch64-elf-raw.h
20197 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
20198 * config/aarch64/aarch64-linux.h: Likewise.
20199 * config/aarch64/aarch64.c
20200 (aarch64_override_options_after_change_1): Do not default
20201 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
20203 (aarch64_attributes): Handle fix-cortex-a53-843419.
20204 (aarch64_can_inline_p): Likewise.
20205 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
20207 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
20208 Jakub Jelinek <jakub@redhat.com>
20210 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
20211 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
20212 DECL_COMMONS if flag_unconstrained_commons is set.
20213 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20214 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
20215 (funconstrained-commons): Document.
20217 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20219 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
20220 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
20222 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
20224 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
20225 has a proper number of elements.
20227 2016-03-10 Alan Modra <amodra@gmail.com>
20229 PR rtl-optimization/69195
20230 PR rtl-optimization/47992
20231 * ira.c (recorded_label_ref): Delete.
20232 (update_equiv_regs): Return void.
20233 (indirect_jump_optimize): New function.
20234 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
20235 before regstat_compute_ri. Don't rebuild_jump_labels here.
20236 Delete update_regstat.
20238 2016-03-10 Richard Biener <rguenther@suse.de>
20240 PR tree-optimization/70128
20241 * tree-ssa-structalias.c (set_uids_in_ptset): Set
20242 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
20244 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20246 PR tree-optimization/70152
20247 * tree-sra.c (replace_removed_params_ssa_names): Copy over
20248 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
20251 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
20252 instead of gen_sse2_loadlpd.
20253 * config/i386/sse.md (*vec_concatv2df): Rename to...
20254 (vec_concatv2df): ... this.
20256 PR tree-optimization/70127
20257 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
20259 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20263 * diagnostic-show-locus.c (compatible_locations_p): New function.
20264 (layout::layout): Sanitize ranges using compatible_locations_p.
20266 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20270 * diagnostic-show-locus.c (layout_range::layout_range): Replace
20271 location_range param with three const expanded_locations * and a
20273 (layout::layout): Replace call to
20274 rich_location::lazily_expand_location with get_expanded_location.
20275 Extract the range and perform location expansion here, passing
20276 the results to the layout_range ctor.
20277 * diagnostic.c (source_range::debug): Delete.
20278 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
20279 of rich_location::get_expanded_location.
20280 * gcc-rich-location.c (get_range_for_expr): Delete.
20281 (gcc_rich_location::add_expr): Reimplement to avoid the
20282 rich_location::add_range overload that took a location_range,
20283 passing a location_t instead.
20285 2016-03-09 Richard Biener <rguenther@suse.de>
20286 Jakub Jelinek <jakub@redhat.com>
20288 PR tree-optimization/70138
20289 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20290 Also skip vect_double_reduction_def.
20292 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20295 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
20296 if the operand is "m".
20298 2016-03-09 Nathan Sidwell <nathan@acm.org>
20300 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
20302 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20304 * config/i386/i386.c (processor_target_table): Fix cost table
20305 intialization order for znver1.
20307 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20309 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
20310 - becuase -> because.
20311 * ipa-reference.c (ignore_module_statics): Likewise.
20312 * cgraph.c (cgraph_node::get_body): Likewise.
20313 * ipa-inline.c (early_inliner): Likewise.
20314 * ipa-devirt.c (types_same_for_odr): Likewise.
20315 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
20316 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
20318 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20320 * tree-ssa-math-opts.c: Fix typo in comment.
20322 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20325 * config/i386/i386.c (scalar_chain::make_vector_copies,
20326 scalar_chain::convert_reg): Call end_sequence in between
20327 get_insns and emit_conversion_insns rather than after both
20330 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
20333 * config/i386/i386.h (machine_function): Add
20334 pc_thunk_call_expanded flag.
20335 (ix86_pc_thunk_call_expanded): New define.
20336 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
20337 (*set_got): Rename insn pattern from set_got.
20338 (*set_got_labelled): Rename inst pattern from set_got_labelled.
20339 * config/i386/i386.c (ix86_compute_frame_layout): Use
20340 ix86_pc_thunk_call_expanded to prevent red-zone.
20342 2016-03-07 Martin Jambor <mjambor@suse.cz>
20344 * hsa.h (hsa_get_ctor_statements): Declare.
20345 (hsa_get_dtor_statements): Likewise.
20346 (hsa_get_kernel_dispatch_type): Likewise.
20347 * hsa.c (hsa_get_ctor_statements): New function.
20348 (hsa_get_dtor_statements): Likewise.
20349 (hsa_get_kernel_dispatch_type): Likewise.
20350 * hsa-brig.c (hsa_cdtor_statements): Removed.
20351 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
20352 hsa_get_dtor_statements.
20353 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
20354 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
20356 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
20358 * config/arm/arm-cores.def (cortex-r8): New.
20359 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
20360 * config/arm/arm-tune.md: Likewise.
20361 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
20363 2016-03-07 Martin Sebor <msebor@redhat.com>
20365 PR rtl-optimization/19705
20366 * doc/invoke.texi (Options That Control Optimization): Clarify
20367 -fno-branch-count-reg.
20369 2016-02-26 Richard Biener <rguenther@suse.de>
20370 Jeff Law <law@redhat.com>
20372 PR tree-optimization/69740
20373 * cfghooks.c (remove_edge): Request loop fixups if we delete
20374 an edge that might turn an irreducible loop into a natural
20376 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
20377 Move after definition of loops_state_clear.
20379 2016-03-07 Bin Cheng <bin.cheng@arm.com>
20381 PR rtl-optimization/69052
20382 * rtlanal.c (commutative_operand_precedence): Set higher precedence
20385 2016-03-07 Tom de Vries <tom@codesourcery.com>
20387 PR tree-optimization/70116
20388 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
20389 is_tm_ending stmts and ubsan/asan internal functions.
20390 (find_duplicate): Use it. Don't test is_tm_ending here.
20392 2016-03-07 Richard Biener <rguenther@suse.de>
20394 PR tree-optimization/70115
20395 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
20396 (propagate_constants_for_unrolling): Use replace_uses_by.
20398 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
20400 PR middle-end/69916
20401 * omp-low.c (struct oacc_loop): Add ifns.
20402 (new_oacc_loop_raw): Initialize it.
20403 (finish_oacc_loop): Clear mask & flags if no ifns.
20404 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
20405 (oacc_loop_xform_loop): Add ifns arg & adjust.
20406 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
20408 2016-03-07 Richard Henderson <rth@redhat.com>
20411 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
20412 (insert_value_copy_on_edge): Likewise.
20414 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20416 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
20418 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20421 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
20423 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20425 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
20427 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20429 Fix sseimul type attribute.
20430 * config/i386/znver1.md
20431 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
20432 znver1_sseimul_avx256_load) : Fix the type attribute.
20433 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
20434 pipe usage and latency.
20436 2016-03-05 Jakub Jelinek <jakub@redhat.com>
20439 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
20440 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
20443 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20446 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
20448 PR rtl-optimization/69941
20449 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
20450 the reg share its mode.
20452 2016-03-04 Jeff Law <law@redhat.com>
20454 PR tree-optimization/69196
20455 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20456 If the both SSA_NAMEs are anonymous, then consider them unassociated
20457 and include the PHI in the statement count.
20459 2016-03-05 Tom de Vries <tom@codesourcery.com>
20461 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
20462 construct in oacc routine. Check for oacc region in oacc routine.
20464 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20467 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
20468 2016-02-22 changes, instead don't recurse if RECUR is already true.
20469 Don't change *dynamic_check if RECUR. Adjust recursive caller
20470 to pass true to the new argument.
20471 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
20474 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20475 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
20477 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
20479 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20481 PR rtl-optimization/57676
20482 * lra-assigns.c (lra_assign): Guard test for maximum iterations
20483 with flag_checking.
20485 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
20487 * tree-vect-patterns.c (search_type_for_mask): Handle
20488 comparison of booleans.
20490 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20492 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
20496 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
20497 all other ops that have dw_val_class_die_ref operands,
20498 and DW_OP_GNU_entry_value.
20500 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20502 PR rtl-optimization/69904
20503 * config/arm/arm.c (arm_cannot_copy_insn_p):
20504 Return true for load-exclusive instructions.
20506 2016-03-03 Jakub Jelinek <jakub@redhat.com>
20509 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
20510 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
20511 the pattern no matter if it is used just by non-pattern, pattern
20513 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
20514 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20515 oprnd1 def_stmt is in pattern, don't look through it.
20517 2016-03-03 Marek Polacek <polacek@redhat.com>
20519 PR middle-end/70050
20520 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
20522 2016-03-03 Martin Liska <mliska@suse.cz>
20524 PR tree-optimization/70043
20525 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
20526 previous statement if we see a debug statement.
20528 2016-03-03 Richard Biener <rguenther@suse.de>
20530 PR tree-optimization/55936
20531 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
20532 parameter and guard unsafe equivalence use.
20533 (vrp_evaluate_conditional_warnv_with_ops): Always use
20534 safe equivalences but not via the quadratic compare_names
20537 2016-03-03 Michael Collison <michael.collison@linaro.org>
20540 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
20541 for operand 1 to s_register_operand. Change predicate for operand
20542 2 to arm_not_immediate_operand.
20544 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
20546 * doc/tm.texi: Regenerated.
20548 2016-03-02 Richard Henderson <rth@redhat.com>
20551 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
20552 simplification when all args are positive non-fixed registers.
20554 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20556 * target.def (lra_p): Specify that new ports should use LRA.
20558 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20561 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
20562 gimplify_type_sizes the type they refer to.
20563 (omp_notice_variable): Handle reference vars to VLAs.
20564 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
20565 reference to VLA decls in the second pass instead of first pass.
20567 2016-03-02 Tom de Vries <tom@codesourcery.com>
20569 PR tree-optimization/68659
20570 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
20571 new_expr == NULL_TREE.
20572 (get_new_name): Handle ADDR_EXPR.
20574 2016-03-02 Bin Cheng <bin.cheng@arm.com>
20576 PR rtl-optimization/69052
20577 * loop-invariant.c (canonicalize_address): New function.
20578 (inv_can_prop_to_addr_use): Check validity of address expression
20579 which is canonicalized by above function.
20581 2016-03-02 Alan Modra <amodra@gmail.com>
20584 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
20587 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20590 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
20591 (*movhi_internal): Put mask moves from and to memory separately
20592 from moves from/to GPRs.
20594 2016-03-02 Richard Biener <rguenther@suse.de>
20596 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
20597 GENERIC expressions in GIMPLE.
20599 2016-03-02 Richard Biener <rguenther@suse.de>
20601 * config/i386/i386.c (type_natural_mode): Fix typo.
20603 2016-03-02 Nick Clifton <nickc@redhat.com>
20605 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
20607 2016-03-02 Richard Biener <rguenther@suse.de>
20608 Uros Bizjak <ubizjak@gmail.com>
20611 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
20613 2016-03-02 Richard Biener <rguenther@suse.de>
20615 PR middle-end/67278
20616 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
20618 2016-03-02 Marek Polacek <polacek@redhat.com>
20621 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
20622 "is promoted to" warning.
20624 2016-03-01 DJ Delorie <dj@redhat.com>
20626 * config.gcc: Deprecate mep-*.
20628 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
20630 PR middle-end/70025
20631 * lra-constraints.c (regno_val_use_in): New.
20632 (match_reload): Use it instead of regno_use_in.
20634 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
20636 PR rtl-optimization/70007
20637 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
20638 references present in REG_EQUAL notes attached to non-SET patterns.
20640 2016-03-01 Jeff Law <law@redhat.com>
20642 PR tree-optimization/69196
20643 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20644 Appropriately clamp the number of statements to copy when the
20645 thread path does not traverse a loop backedge.
20647 PR tree-optimization/69196
20648 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20649 Do count some PHIs in the thread path against the insn count. Decrease
20650 final statement count by one as the control statement in the last
20651 block will get removed. Remove special cased code for handling PHIs
20654 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
20657 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
20658 asm dialect alternatives to explicit GOTPCREL calls.
20660 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
20663 * ira.c (do_reload): Issue warning for generic stack checking here...
20664 * reload1.c (reload): ...instead of here and streamline it.
20666 2016-03-01 Nick Clifton <nickc@redhat.com>
20668 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
20670 2016-03-01 Richard Biener <rguenther@suse.de>
20672 PR tree-optimization/69983
20673 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
20674 types and fall back to operand_equal_p.
20676 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20679 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20681 * config/s390/constraints.md ("jm8"): New constraint.
20682 * config/s390/predicates.md ("const_int_8bitset_operand"): New
20684 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
20686 ("*setmem_long<setmem_and>"): New pattern.
20687 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
20689 ("*setmem_long_31z<setmem_and>"): New pattern.
20690 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
20691 New substitution rules with the required attributes.
20694 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20697 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20699 * gensupport.c (process_substs_on_one_elem): Split loop to
20700 complete mark_operands_used_in_match_dup on all expressions in the
20702 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20703 and remove function.
20705 2016-03-01 Richard Biener <rguenther@suse.de>
20707 PR middle-end/70022
20708 * fold-const.c (fold_indirect_ref_1): Fix range checking for
20709 vector BIT_FIELD_REF extract.
20711 2016-03-01 Richard Biener <rguenther@suse.de>
20713 PR tree-optimization/69994
20714 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
20716 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
20718 PR tree-optimization/69956
20719 * tree-vect-stmts.c (supportable_widening_operation): Support
20720 multi-step conversion of boolean vectors.
20721 (supportable_narrowing_operation): Likewise.
20723 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20725 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
20728 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20730 * config/s390/subst.md (DSI_VI): New mode iterator.
20731 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
20732 * config/s390/vector.md ("vec_set<mode>"): Move expander before
20733 the insn definition.
20734 ("*vec_set<mode>"): Change predicate and add alternative to
20735 support only either register or const_int operands as element
20737 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
20739 ("vec_extract<mode>"): New expander.
20740 ("*vec_extract<mode>"): New insn definition supporting reg and
20741 const_int element selectors.
20742 ("*vec_extract<mode>_plus"): New insn definition supporting
20743 reg+const_int element selectors.
20744 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
20745 following expander+insn definition.
20746 ("<vec_shifts_name><mode>3"): New expander.
20747 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
20749 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20751 * config/s390/s390.md ("*tabort_1"): Change predicate to
20752 nonmemory_operand. Add a second alternative to cover
20753 register as well as const int operands.
20754 ("*tabort_1_plus"): New pattern definition.
20756 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20758 * config/s390/s390.md ("*ashrdi3_cc_31")
20759 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
20760 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
20761 Merge insn definitions into ...
20762 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
20763 New pattern definition.
20764 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
20765 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
20766 ("*ashr<mode>3_and"): Merge insn definitions into ...
20767 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
20768 New pattern definition.
20769 * config/s390/subst.md ("addr_style_op_cc_subst")
20770 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
20771 substitutions patterns plus attributes.
20772 Add ashiftrt to SUBST iterator.
20774 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20776 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
20777 op2 to nonmemory_operand.
20778 ("*<shift>di3_31", "*<shift>di3_31_and"):
20779 Merge into single pattern definition ...
20780 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
20781 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
20782 pattern definition ...
20783 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
20784 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
20787 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20789 * config/s390/predicates.md (const_int_6bitset_operand): New
20791 * config/s390/s390.md: Include subst.md.
20792 ("rotl<mode>3"): New expander.
20793 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
20795 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
20796 * config/s390/subst.md: New file.
20798 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20800 * config/s390/s390.md ("op_type", "atype", "length" attributes):
20801 Remove RRR type. It doesn't really exist.
20802 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
20804 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
20805 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
20806 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
20807 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
20808 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
20809 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
20810 `enabled' attribute.
20812 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20814 * gensupport.c (process_substs_on_one_elem): Split loop to
20815 complete mark_operands_used_in_match_dup on all expressions in the
20817 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20818 and remove function.
20820 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20823 * config/sparc/sparc.c (NWORDS_UP): Rename to...
20824 (CEIL_NWORDS): ...this. Use CEIL macro.
20825 (compute_fp_layout): Adjust to above renaming.
20826 (function_arg_union_value): Likewise.
20827 (sparc_arg_partial_bytes): Likewise.
20828 (sparc_function_arg_advance): Likewise.
20830 2016-02-29 Jeff Law <law@redhat.com>
20832 PR tree-optimization/70005
20833 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
20834 where an object with a boolean range is compared against a value
20837 PR tree-optimization/69999
20838 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
20839 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
20842 2016-02-29 Richard Biener <rguenther@suse.de>
20844 PR tree-optimization/69994
20845 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
20846 (get_unary_op): Look through nop conversions.
20847 (ops_equal_values_p): New function, look for equality diregarding
20849 (eliminate_plus_minus_pair): Use ops_equal_values_p
20850 (repropagate_negates): Do not use get_unary_op here.
20852 2016-02-29 Martin Liska <mliska@suse.cz>
20854 * system.h: Poison ENABLE_CHECKING macro.
20856 2016-02-29 Martin Liska <mliska@suse.cz>
20858 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
20859 is presented in dump flags.
20860 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20861 (hsa_regalloc): Likewise.
20863 2016-02-19 Richard Biener <rguenther@suse.de>
20865 PR tree-optimization/69980
20866 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
20867 permutation of those we need to keep.
20869 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20872 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
20873 (NWORDS_UP): ...this
20874 (init_cumulative_args): Minor tweaks.
20875 (sparc_promote_function_mode): Likewise.
20876 (scan_record_type): Delete.
20877 (traverse_record_type): New function template.
20878 (classify_data_t): New structure type.
20879 (classify_registers): New inline function.
20880 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
20881 exhausted. Instantiate traverse_record_type on classify_registers and
20882 deal with the case of a structure passed in slot #15 with no FP field
20884 (assign_data_t): New structure type.
20885 (compute_int_layout): New static function.
20886 (compute_fp_layout): Likewise.
20887 (count_registers): New inline function.
20888 (assign_int_registers): New static function.
20889 (assign_fp_registers): Likewise.
20890 (assign_registers): New inline function.
20891 (function_arg_record_value_1): Delete.
20892 (function_arg_record_value_2): Likewise.
20893 (function_arg_record_value_3): Likewise.
20894 (function_arg_record_value): Adjust to above changes. Instantiate
20895 traverse_record_type on count_registers to first count the number of
20896 registers to be used and then on assign_registers to assign them.
20897 (function_arg_union_value): Adjust to above renaming.
20898 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
20899 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
20900 case of a structure passed in slot #15
20901 (sparc_function_arg_advance): Likewise.
20902 (function_arg_padding): Minor tweak.
20904 2016-02-29 Richard Biener <rguenther@suse.de>
20906 PR tree-optimization/69720
20907 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
20908 the adjustment_def path for possibly vectorized defs.
20909 (vect_create_epilog_for_reduction): Handle vectorized initial
20912 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
20914 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
20916 2016-02-27 Jeff Law <law@redhat.com>
20919 2016-02-26 Richard Biener <rguenther@suse.de>
20920 Jeff Law <law@redhat.com>
20922 PR tree-optimization/69740
20923 * cfghooks.c (remove_edge): Request loop fixups if we delete
20924 an edge that might turn an irreducible loop into a natural
20927 2016-02-27 Jakub Jelinek <jakub@redhat.com>
20929 PR rtl-optimization/69896
20930 * tree-vect-generic.c (get_compute_type): Avoid single element
20933 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
20935 Rename the AArch64 tuning option and related functions to enable the
20936 Newton series for the reciprocal square root to reflect its
20937 approximative characteristic.
20939 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
20940 function to "aarch64_emit_approx_rsqrt".
20941 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
20942 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
20943 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
20944 (xgene1_tunings): Likewise.
20945 (use_rsqrt_p): Likewise.
20946 (aarch64_emit_swrsqrt): Use new function name.
20947 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
20948 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
20949 text explaining this option.
20950 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
20952 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20955 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
20956 complain about -mallow-movmisalign without -mvsx if
20957 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
20959 2016-02-26 Joel Sherrill <joel@rtems.org>
20961 * config.gcc: Add x86_64-*-rtems*.
20962 * config/i386/rtems-64.h: New file.
20964 2016-02-26 Joel Sherrill <joel@rtems.org>
20966 * config.gcc: Add aarch64-*-rtems*.
20967 * config/aarch64/rtems.h: New file.
20969 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
20972 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
20973 shift amount using %h. Add comment.
20975 2016-02-26 Richard Biener <rguenther@suse.de>
20976 Jeff Law <law@redhat.com>
20978 PR tree-optimization/69740
20979 * cfghooks.c (remove_edge): Request loop fixups if we delete
20980 an edge that might turn an irreducible loop into a natural
20983 2016-02-26 Martin Jambor <mjambor@suse.cz>
20985 PR middle-end/69920
20986 * tree-sra.c (sra_modify_assign): Do not remove loads of
20987 uninitialized aggregates to SSA_NAMEs.
20989 2016-02-26 Richard Henderson <rth@redhat.com>
20992 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
20993 pseudo in case the target rtx matches the source of the left
20996 2016-02-26 Martin Jambor <mjambor@suse.cz>
20999 * hsa.h (hsa_type_packed_p): Declare.
21000 * hsa.c (hsa_type_packed_p): New function.
21001 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
21003 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
21004 * hsa-brig.c (emit_basic_insn): Likewise.
21006 2016-02-26 Martin Jambor <mjambor@suse.cz>
21009 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
21011 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
21013 2016-02-26 Martin Jambor <mjambor@suse.cz>
21015 * hsa.h (is_a_helper): New overload for hsa_op_immed for
21016 hsa_op_with_type operands.
21017 (hsa_unsigned_type_for_type): Declare.
21018 * hsa.c (hsa_unsigned_type_for_type): New function.
21019 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
21020 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
21021 the finalizer. Do not emit extra move.
21023 2016-02-26 Martin Jambor <mjambor@suse.cz>
21025 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
21026 atomic operations in private segment.
21028 2016-02-26 Martin Jambor <mjambor@suse.cz>
21030 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
21031 statements to wi->info. Also disallow omp simd constructs.
21032 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
21033 for not gridifying. Dump special string for omp_for.
21035 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21038 * config/aarch64/aarch64.c (aarch64_set_current_function):
21039 Save/restore target globals when switching to
21040 target_option_default_node.
21042 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21045 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
21046 Return 0 if !SHIFT_COUNT_TRUNCATED.
21048 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21049 Eric Botcazou <ebotcazou@adacore.com>
21051 PR rtl-optimization/69891
21052 * dse.c (scan_insn): If we can't figure out memset arguments
21053 or they are non-constant, call clear_rhs_from_active_local_stores.
21055 2016-02-26 Martin Liska <mliska@suse.cz>
21057 * doc/extend.texi: Mention clog10, clog10f an clog10l
21058 in Builtins section.
21060 2016-02-26 Martin Liska <mliska@suse.cz>
21062 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
21064 (resolve_args_picking_1): Likewise.
21065 * dwarf2out.h (struct GTY): Likewise.
21067 2016-02-26 Martin Liska <mliska@suse.cz>
21069 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
21070 with flag_checking.
21071 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21073 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
21074 Martin Liska <mliska@suse.cz>
21076 * doc/install.texi: Mention --enable-valgrind-annotations.
21078 2016-02-26 Richard Biener <rguenther@suse.de>
21080 PR tree-optimization/69551
21081 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
21082 looking through aliases adjust DECL_PT_UID to refer to the
21083 ultimate alias target.
21085 2016-02-25 Martin Liska <mliska@suse.cz>
21087 PR middle-end/69919
21088 * alloc-pool.c (after_memory_report): New variable.
21089 * alloc-pool.h (base_pool_allocator ::release): Do not use
21090 the infrastructure if after_memory_report.
21091 * toplev.c (toplev::main): Mark after memory report.
21093 2016-02-25 Richard Biener <rguenther@suse.de>
21095 PR tree-optimization/48795
21096 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
21098 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
21101 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
21102 offloading is enabled and -fopenacc or -fopenmp is specified.
21103 (CRTOFFLOADEND): Likewise.
21104 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
21105 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
21106 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
21107 (offload_objects_file_name): New static var.
21108 (tool_cleanup): Remove offload_objects_file_name file.
21109 (find_offloadbeginend): Replace with ...
21110 (find_crtoffloadtable): ... this.
21111 (run_gcc): Remove offload_argc and offload_argv.
21112 Get offload_objects_file_name from -foffload-objects=... option.
21113 Read names of object files with offload from this file, pass them to
21114 compile_images_for_offload_targets. Don't call find_offloadbeginend and
21115 don't pass offloadbegin and offloadend to the linker. Don't pass
21116 offload non-LTO files to the linker, because now they're not claimed.
21118 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
21121 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21122 on builtin_unreachable.
21124 2016-02-25 Jakub Jelinek <jakub@redhat.com>
21126 PR rtl-optimization/69896
21127 * regcprop.c: Include cfgrtl.h.
21128 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
21129 than remembered mode, either delete it (if noop_move_p), or
21130 treat like copy_p but not noop_p instruction.
21132 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21135 * dwarf2out.c (gen_variable_die): Work around buggy LTO
21136 - allow NULL decl for Fortran DW_TAG_common_block variables.
21138 2016-02-24 Jason Merrill <jason@redhat.com>
21140 * common.opt (flifetime-dse): Add -flifetime-dse=1.
21142 2016-02-24 Richard Biener <rguenther@suse.de>
21143 Jakub Jelinek <jakub@redhat.com>
21145 PR middle-end/69760
21146 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
21147 conditionally executed ops to well-defined overflow behavior.
21149 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21151 PR middle-end/69915
21152 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
21155 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21157 PR rtl-optimization/69886
21158 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
21159 argument. Use it when checking validity of set instructions.
21160 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
21161 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
21163 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
21164 * store-motion.c (find_moveable_store): Update
21165 can_assign_to_reg_without_clobbers_p callsite.
21167 2016-02-24 Richard Biener <rguenther@suse.de>
21169 PR middle-end/68963
21170 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
21172 (record_nonwrapping_iv): Do not fall back to the low/high bound
21173 for non-constant IV bases if the stmt is not always executed.
21175 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21177 * config/arm/arm-cores.def (cortex-a32): New entry.
21178 * config/arm/arm-tables.opt: Regenerate.
21179 * config/arm/arm-tune.md: Regenerate.
21180 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
21181 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
21182 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
21183 for -mcpu and -mtune.
21185 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21188 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
21189 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
21190 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
21191 (atomic_loaddi_1): Delete.
21192 (atomic_loaddi): Rewrite expander using the above changes.
21194 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21197 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
21200 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21201 Richard Biener <rguenth@suse.de>
21203 PR middle-end/69909
21204 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
21205 set_mem_attributes if tem is SSA_NAME which got expanded
21208 2016-02-24 Richard Biener <rguenther@suse.de>
21210 PR tree-optimization/69907
21211 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
21212 end of permutations for BB vectorization.
21214 2016-02-24 Christian Bruel <christian.bruel@st.com>
21216 * config/arm/arm-c.c (arm_option_override): Initialize
21217 target_option_current_node.
21218 * config/arm/arm.c (arm_pragma_target_parse): Replace
21219 build_target_option_node call by target_option_current_node.
21220 Set target_option_current_node.
21223 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
21226 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
21227 define_insn_and_split to define_insn.
21228 (zero_extendqi<mode>2_dot2): Same.
21229 (extendqi<mode>2_dot): Same.
21230 (extendqi<mode>2_dot2): Same.
21232 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21234 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
21235 and add bypass for AES{D,E} and AESMC pairs.
21236 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
21239 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21241 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
21242 series for reciprocal square root in Exynos M1.
21244 2016-02-23 Martin Sebor <msebor@redhat.com>
21247 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
21248 __builtin_alloca_with_align.
21250 2016-02-23 Richard Henderson <rth@redhat.com>
21252 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
21253 (ix86_register_pragmas): Remove __seg_tls.
21254 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
21255 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
21256 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
21257 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
21258 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
21259 * doc/extend.texi (__seg_tls): Remove item.
21261 2016-02-23 Richard Biener <rguenther@suse.de>
21263 * alloc-pool.h (struct allocation_object): Make id member
21264 conditional on CHECKING_P again.
21265 (get_instance): Adjust.
21266 (base_pool_allocator): Likewise.
21268 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
21270 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
21271 (parallelize_loops): In OpenACC kernels mode, set n_threads to
21273 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
21275 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
21277 2016-02-23 Richard Biener <rguenther@suse.de>
21279 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
21280 * bitmap.h (struct bitmap_usage): Likewise.
21281 (bitmap_move): Declare.
21282 * bitmap.c (register_overhead): Take size_t argument.
21283 (bitmap_move): New function.
21284 * df-problems.c (df_rd_transfer_function): Use bitmap_move
21285 to properly account overhead.
21286 * tree.c (free_node): Use tree_size.
21288 2016-02-23 Jakub Jelinek <jakub@redhat.com>
21291 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
21292 when inverting comparison.
21295 * common.opt (Wunreachable-code): Add Warning flag.
21297 2016-02-23 Mark Wielaard <mjw@redhat.com>
21298 Jakub Jelinek <jakub@redhat.com>
21301 * cgraphunit.c (check_global_declaration): Check main_input_filename
21302 and DECL_SOURCE_FILE are not NULL.
21304 2016-02-23 Martin Jambor <mjambor@suse.cz>
21306 PR tree-optimization/69666
21307 * tree-sra.c (sra_modify_assign): Do not attempt to create
21308 default_def replacements for unscalarizable regions.
21310 2016-02-20 Mark Wielaard <mjw@redhat.com>
21313 * cgraphunit.c (check_global_declaration): Check level of
21314 warn_unused_const_variable and main_input_filename.
21315 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
21316 (-Wunused-variable): For C implies -Wunused-const-variable=1.
21317 (-Wunused-const-variable): Explain levels 1 and 2.
21319 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21322 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
21323 identical arguments. Formatting and spelling fixes.
21326 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
21331 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
21332 and m68k-devices.def.
21333 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
21334 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
21336 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
21338 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
21339 and HImode registers.
21341 2016-02-22 Richard Biener <rguenther@suse.de>
21343 PR tree-optimization/69882
21344 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
21345 preserve permutations present because of gaps.
21346 (vect_supported_load_permutation_p): Always continue checking
21347 permutations after vect_attempt_slp_rearrange_stmts.
21349 2016-02-22 Bin Cheng <bin.cheng@arm.com>
21351 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
21352 min_profitable_estimate, rather than min_profitable_iters.
21354 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21357 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
21358 SImode for last match_operand.
21360 2016-02-22 Martin Liska <mliska@suse.cz>
21362 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
21363 return bitsize - 1 as the return value.
21365 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
21369 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
21370 Handle negative shift counts.
21371 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
21372 force_reg on the shift constant.
21373 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
21374 (lshrsi3_d): Handle negative shift counts.
21376 2016-02-22 Richard Biener <rguenther@suse.de>
21377 Tom de Vries <tom@codesourcery.com>
21379 * graph.c: Include dumpfile.h.
21380 (print_graph_cfg): Split into three overloads.
21381 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
21383 2016-02-22 Tom de Vries <tom@codesourcery.com>
21385 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
21388 2016-02-22 Richard Biener <rguenther@suse.de>
21391 * ipa-inline-transform.c (inline_call): When not updating
21392 overall summaries adjust self size by the growth estimate.
21393 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
21394 hash-set, do not update overall summaries here. Renamed from ...
21395 (inline_to_all_callers): ... this which is now wrapping the
21396 above and performing delayed overall summary update.
21397 (early_inline_small_functions): Delay updating of the overall
21400 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
21402 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
21405 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21408 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
21409 :%* in %:gt() argument.
21410 (greater_than_spec_func): Adjust for expecting only numbers,
21411 if there are more than two numbers, compare the last two.
21413 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
21415 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
21416 -Wnarrowing with -std.
21418 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21421 * expr.c (store_field): Don't use bit-field path if exp is
21422 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
21423 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
21424 and the assignment can be performed by bitwise copy. Formatting
21427 PR middle-end/69838
21428 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
21429 call copy_reg_eh_region_note_forward on before and/or after sequences
21430 and remove note from insn if it no longer can throw.
21433 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
21434 if TARGET_AVX512BW.
21436 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21438 * config/s390/vector.md: Add missing commutative operand markers
21439 to the patterns which qualify for one.
21440 * config/s390/vx-builtins.md: Likewise.
21442 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21444 * config/s390/vector.md (VI, VI_QHS): Add single element vector
21445 types to mode iterators.
21446 (vec_double): ... and mode attribute.
21447 * config/s390/vx-builtins.md (non_vec_int): Likewise.
21449 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21451 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
21452 Change the predicate of op2 from nonimmediate to general and let
21453 reload fix it if necessary.
21455 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21457 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
21459 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21461 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
21464 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21466 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
21467 * config/s390/s390.c (s390_expand_vec_movstr): New function.
21468 * config/s390/s390.md ("movstr<P:mode>"): Call
21469 s390_expand_vec_movstr.
21471 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21473 * config/s390/s390.md: Add missing output modifier for operand 1
21474 to print it as address properly.
21476 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21478 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
21479 * config/s390/2964.md: New file.
21480 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
21481 of insn grouping attributes depending on the CPU level.
21482 (s390_get_unit_mask): New function.
21483 (s390_sched_score): Remove the OOO from the scheduling macros.
21484 Add loop to calculate a score for the instruction mix.
21485 (s390_sched_reorder): Likewise plus improve debug output.
21486 (s390_sched_variable_issue): Rename macros as above. Calculate
21487 the unit distances after actually scheduling an insn. Improve
21489 (s390_sched_init): Clear last_scheduled_unit_distance array.
21490 * config/s390/s390.md: Include 2964.md.
21492 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21495 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
21496 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
21497 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
21498 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
21499 *avx512f_<code>v8div16qi2_mask_1): New insns.
21501 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21504 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
21507 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
21508 earlyclobber from target. Use wF constraint for fused memory
21510 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
21512 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21513 Martin Liska <mliska@suse.cz>
21516 * cfgexpand.c (asan_sanitize_stack_p): New function.
21517 (partition_stack_vars): Use the function.
21518 (expand_stack_vars): Likewise.
21519 (defer_stack_allocation): Likewise.
21520 (expand_used_vars): Likewise.
21522 2016-02-18 Richard Biener <rguenther@suse.de>
21524 PR middle-end/69553
21525 * fold-const.c (operand_equal_p): Properly compare offsets for
21526 IMAGPART_EXPR and ARRAY_REF.
21528 2016-02-18 Nick Clifton <nickc@redhat.com>
21532 * config/arm/arm.c (arm_option_override_internal): Disable
21533 interworking if the target does not support thumb instructions.
21534 (arm_reload_in_hi): Handle the case where a register to register
21535 move needs reloading because there is no simple pattern to handle
21537 (arm_reload_out_hi): Likewise.
21539 2016-02-18 Richard Biener <rguenther@suse.de>
21541 PR middle-end/69854
21542 * match.pd: Don't use fold_binary or fold_unary for folding
21545 2016-02-17 Jakub Jelinek <jakub@redhat.com>
21548 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
21549 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
21550 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
21551 warn on gimple_no_warning_p statements.
21553 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
21555 * doc/extend.texi (C++ Attributes): Correct description of
21556 warn_unused type attribute.
21558 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21560 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
21561 correct instruction.
21563 2016-02-17 Richard Biener <rguenther@suse.de>
21565 PR rtl-optimization/69609
21566 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
21567 (find_traces_1_round): When ending a trace update cached priority
21569 (bb_to_key): Use cached priority when available.
21570 (copy_bb): Initialize cached priority.
21571 (reorder_basic_blocks_software_trace_cache): Likewise.
21573 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21576 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
21578 (aarch64_comparison_operator): Break overly long line into two.
21579 (aarch64_comparison_operation): Likewise.
21580 * config/aarch64/aarch64.md (cstorecc4): Use
21581 aarch64_comparison_operator_mode instead of
21582 aarch64_comparison_operator.
21583 (cstore<mode>4): Likewise.
21584 (aarch64_cstore<mode>): Likewise.
21585 (*cstoresi_insn_uxtw): Likewise.
21586 (cstore<mode>_neg): Likewise.
21587 (*cstoresi_neg_uxtw): Likewise.
21589 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21592 * config/arm/predicates.md (arm_comparison_operator_mode):
21594 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
21595 instead of arm_comparison_operator.
21596 (*mov_negscc): Likewise.
21597 (*mov_notscc): Likewise.
21598 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
21599 (*thumb2_mov_negscc): Likewise.
21600 (*thumb2_mov_negscc_strict_it): Likewise.
21601 (*thumb2_mov_notscc): Likewise.
21602 (*thumb2_mov_notscc_strict_it): Likewise.
21604 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
21606 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
21607 Add missing return.
21609 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
21611 * config/visium/visium.c (machine_libfunc_index): New enum.
21612 (machine_libfuncs): New structure.
21613 (visium_libfuncs): New static variable.
21614 (TARGET_INIT_LIBFUNCS): Define to...
21615 (visium_init_libfuncs): ...this. New function.
21616 (expand_block_move_4): Use the appropriate libfunc.
21617 (expand_block_move_2): Likewise.
21618 (expand_block_move_1): Likewise.
21619 (expand_block_set_4): Likewise.
21620 (expand_block_set_2): Likewise.
21621 (expand_block_set_1): Likewise.
21622 (visium_trampoline_init): Likewise.
21624 2016-02-17 Nick Clifton <nickc@redhat.com>
21626 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
21627 TI's devices.csv file as of March 2016.
21629 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
21632 * opts-global.c (handle_common_deferred_options): Introduce and
21633 initialize two global variables to remember command-line options
21634 specifying a stack-limiting register.
21635 * opts.h: Add extern declarations of the two new global variables.
21636 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
21637 variable based on the values of the two new global variables.
21639 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21642 * common.opt (Wnonnull-compare): New warning.
21643 * doc/invoke.texi (-Wnonnull): Remove text about comparison
21644 of arguments against NULL.
21645 (-Wnonnull-compare): Document.
21646 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
21647 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
21648 * passes.def (pass_warn_nonnull_compare): Add.
21649 * gimple-ssa-nonnull-compare.c: New file.
21651 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21653 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
21654 AARCH64_EXTRA_TUNE_RECIP_SQRT.
21656 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21658 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
21659 reciprocal sqrt for -mlow-precision-recip-sqrt.
21661 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21662 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21664 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
21665 always use lane loads to construct non-constant vectors.
21667 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21669 * config/aarch64/aarch64.md
21670 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
21671 constraints for operand 3.
21672 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
21674 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21675 Richard Biener <rguenther@suse.de>
21677 PR tree-optimization/69820
21678 * tree-vect-patterns.c (type_conversion_p): Return false if
21679 *orig_type is unsigned single precision or boolean.
21680 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
21683 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21685 PR rtl-optimization/69764
21686 PR rtl-optimization/69771
21687 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
21688 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
21690 2016-02-16 Richard Biener <rguenther@suse.de>
21692 PR tree-optimization/69776
21693 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
21695 (indirect_refs_may_alias_p): Likewise.
21696 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
21697 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
21698 according to tbaa_p.
21699 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
21700 (optimize_stmt): For redundant store discovery do not allow tbaa.
21702 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
21704 PR tree-optimization/69714
21705 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
21706 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
21708 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
21710 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
21711 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
21712 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
21713 * config/arc/arc.c (arc_init): Check FPU options.
21714 (get_arc_condition_code): Handle new CC_FPU* modes.
21715 (arc_select_cc_mode): Likewise.
21716 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
21717 register pair only. Allow access for ARCv2 accumulator.
21718 (gen_compare_reg): Whenever we have FPU support use FPU compare
21720 (arc_reorg): Don't generate brcc insns when FPU compare
21721 instructions are involved.
21722 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
21723 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
21724 floating point emulation.
21725 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
21726 (REVERSE_CONDITION): Add new CC_FPU* modes.
21727 (TARGET_FP_SP_BASE): Define.
21728 (TARGET_FP_DP_BASE): Likewise.
21729 (TARGET_FP_SP_FUSED): Likewise.
21730 (TARGET_FP_DP_FUSED): Likewise.
21731 (TARGET_FP_SP_CONV): Likewise.
21732 (TARGET_FP_DP_CONV): Likewise.
21733 (TARGET_FP_SP_SQRT): Likewise.
21734 (TARGET_FP_DP_SQRT): Likewise.
21735 (TARGET_FP_DP_AX): Likewise.
21736 * config/arc/arc.md (ARCV2_ACC): New constant.
21737 (type): New fpu type attribute.
21738 (SDF): Conditional iterator.
21739 (cstore<mode>, cbranch<mode>): Change expand condition.
21740 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
21741 handles FPU/FPX cases as well.
21742 * config/arc/arc.opt (mfpu): New option.
21743 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
21745 (adddf3, muldf3, subdf3): Removed.
21746 * config/arc/predicates.md (proper_comparison_operator): Recognize
21748 * config/arc/fpu.md: New file.
21749 * doc/invoke.texi (ARC Options): Document mfpu option.
21751 2016-02-16 Richard Biener <rguenther@suse.de>
21753 PR rtl-optimization/69291
21754 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
21755 noce_operand_ok check.
21757 2016-02-16 Tom de Vries <tom@codesourcery.com>
21760 * omp-low.c (simd_clone_create): Remove call to
21761 symtab->call_cgraph_insertion_hooks.
21763 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21765 PR tree-optimization/69802
21766 * tree-ssa-reassoc.c (update_range_test): If op is
21767 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
21768 op == 1 test of precision 1 integral op, otherwise handle
21769 that case as op itself. Fix up formatting.
21770 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
21773 2016-02-16 Richard Biener <rguenther@suse.de>
21775 PR tree-optimization/69586
21776 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
21777 types for conversion sources.
21779 2016-02-16 Richard Biener <rguenther@suse.de>
21781 PR middle-end/69801
21782 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
21783 mask OEP_ADDRESS_OF.
21785 2016-02-16 Alan Modra <amodra@gmail.com>
21788 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
21789 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
21790 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
21792 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
21793 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
21794 (p8_fmrgow_<mode>): Likewise.
21795 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
21797 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
21798 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
21799 to use movdi_internal64. Remove op0_di.
21800 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
21802 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
21804 Add support for the FCCMP insn types
21806 * config/aarch64/aarch64.md (fccmp): Change insn type.
21807 (fccmpe): Likewise.
21808 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
21809 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
21810 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
21811 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
21812 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
21813 * config/arm/types.md (fccmps): Add new insn type.
21814 (fccmpd): Likewise.
21816 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
21818 * alias.c (get_alias_set): Fix a typo in comment.
21820 2016-02-15 Richard Biener <rguenther@suse.de>
21822 PR tree-optimization/69595
21823 * match.pd: Complete range test simplification to true.
21825 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
21827 PR rtl-optimization/69648
21828 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
21829 pic_offset_table_rtx.
21831 PR rtl-optimization/69752
21832 * ira.c (update_equiv_regs): When looking for more than a single SET,
21833 also take other side effects into account.
21835 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21837 * config/s390/s390.c (s390_function_profiler): Add a new sequence
21838 for z900+ CPUs in 31-bit mode.
21840 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21842 * common/config/s390/s390-common.c (s390_supports_split_stack):
21844 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
21845 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
21846 * config/s390/s390.c (struct machine_function): New field
21847 split_stack_varargs_pointer.
21848 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
21849 in s390_emit_prologue.
21850 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
21852 (morestack_ref): New global.
21853 (SPLIT_STACK_AVAILABLE): New macro.
21854 (s390_expand_split_stack_prologue): New function.
21855 (s390_live_on_entry): New function.
21856 (s390_va_start): Use split-stack vararg pointer if appropriate.
21857 (s390_asm_file_end): Emit the split-stack note sections.
21858 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
21859 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
21860 (UNSPECV_SPLIT_STACK_CALL): New unspec.
21861 (UNSPECV_SPLIT_STACK_DATA): New unspec.
21862 (split_stack_prologue): New expand.
21863 (split_stack_space_check): New expand.
21864 (split_stack_data): New insn.
21865 (split_stack_call): New expand.
21866 (split_stack_call_*): New insn.
21867 (split_stack_cond_call): New expand.
21868 (split_stack_cond_call_*): New insn.
21870 2016-02-15 Richard Biener <rguenther@suse.de>
21872 PR tree-optimization/69783
21873 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21874 Add trivially correct cases.
21876 2016-02-15 Tom de Vries <tom@codesourcery.com>
21879 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
21881 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
21883 2016-02-15 Richard Biener <rguenther@suse.de>
21885 PR tree-optimization/69776
21886 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21887 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
21888 indicate whether we can use TBAA to disambiguate against stores.
21889 Use alias-set zero if not.
21890 (visit_reference_op_store): Do not use TBAA when looking up
21892 * tree-ssa-pre.c (compute_avail): Use TBAA here.
21893 (eliminate_dom_walker::before_dom_children): But not when looking
21894 up redundant stores.
21896 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
21898 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
21900 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21902 * config/i386/znver1.md
21903 (znver1_pop, znver1_pop_mem,
21904 znver1_load_imov_double_store,
21905 znver1_load_imov_direct_store,
21906 znver1_load_imov_direct_load,
21907 znver1_load_imov_double_load): Add new.
21908 (znver1_insn, znver1_insn_load): Add icmov type.
21909 (znver1_sseavx_fma,
21910 znver1_sseavx_fma_load,
21912 znver1_avx256_fma_load): Fix pipe usage.
21914 2016-02-14 Alan Modra <amodra@gmail.com>
21917 * reload.c (find_reloads_address_1): For pre/post-inc/dec
21918 with an invalid hard reg, reload just the reg not the entire
21919 pre/post-inc/dec address expression.
21921 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21924 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
21925 fixed R1_REG scratch reg.
21926 (sibcall_value_pcrel_fdpic): Likewise.
21928 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21932 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
21934 2016-02-12 Walter Lee <walt@tilera.com>
21936 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
21937 * config/tilegx/t-tilegx: Likewise.
21939 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21942 * diagnostic-show-locus.c (struct line_span): New struct.
21943 (layout::get_first_line): Delete.
21944 (layout::get_last_line): Delete.
21945 (layout::get_num_line_spans): New member function.
21946 (layout::get_line_span): Likewise.
21947 (layout::print_heading_for_line_span_index_p): Likewise.
21948 (layout::get_expanded_location): Likewise.
21949 (layout::calculate_line_spans): Likewise.
21950 (layout::m_first_line): Delete.
21951 (layout::m_last_line): Delete.
21952 (layout::m_line_spans): New field.
21953 (layout::layout): Update comment. Replace m_first_line and
21954 m_last_line with m_line_spans, replacing their initialization
21955 with a call to calculate_line_spans.
21956 (diagnostic_show_locus): When printing source lines and
21957 annotations, rather than looping over a single span
21958 of lines, instead loop over each line_span within
21959 the layout, with an inner loop over the lines within them.
21960 Call the context's start_span callback when changing line spans.
21961 * diagnostic.c (diagnostic_initialize): Initialize start_span.
21962 (diagnostic_build_prefix): Break out the building of the location
21963 part of the string into...
21964 (diagnostic_get_location_text): ...this new function, rewriting
21965 it from nested ternary expressions to a sequence of "if"
21967 (default_diagnostic_start_span_fn): New function.
21968 * diagnostic.h (diagnostic_start_span_fn): New typedef.
21969 (diagnostic_context::start_span): New field.
21970 (default_diagnostic_start_span_fn): New prototype.
21972 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21975 * gcc.c (driver::finalize): Fix cleanup of "specs".
21977 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21981 * gcc.c (driver::driver): Initialize m_option_suggestions.
21982 (driver::~driver): Clean up m_option_suggestions.
21983 (suggest_option): Convert to...
21984 (driver::suggest_option): ...this, and split out into
21985 driver::build_option_suggestions and find_closest_string.
21986 (driver::build_option_suggestions): New function, from
21987 first half of suggest_option. Special-case
21988 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
21989 the sanitizer_opts array. For options of enum types, add the
21990 various enum values to the candidate strings.
21991 (driver::handle_unrecognized_options): Remove "const".
21992 * gcc.h (driver::handle_unrecognized_options): Likewise.
21993 (driver::build_option_suggestions): New decl.
21994 (driver::suggest_option): New decl.
21995 (driver::m_option_suggestions): New field.
21996 * opts-common.c (add_misspelling_candidates): New function.
21997 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
21998 and make non-static.
21999 * opts.h (sanitizer_opts): New array decl.
22000 (add_misspelling_candidates): New function decl.
22001 * spellcheck.c (find_closest_string): New function.
22002 * spellcheck.h (find_closest_string): New function decl.
22004 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22006 PR rtl-optimization/69764
22007 PR rtl-optimization/69771
22008 * optabs.c (expand_binop_directly): For shift_optab_p, force
22009 convert_modes with VOIDmode if xop1 has VOIDmode.
22011 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
22014 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
22015 to correctly determine instrumentation thunks.
22017 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22020 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
22021 type by reference, force lhs on the call.
22024 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
22025 Compute retval and retbnd early in all cases if split_part_return_p
22026 and return_bb is not EXIT. Remove all clobber stmts and reset
22027 all debug stmts that refer to SSA_NAMEs defined in split part,
22028 except if it is retval, in that case replace the old retval with the
22029 lhs of the call to the split part.
22031 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22034 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22036 PR middle-end/66726
22037 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22038 whose result is used in PHI.
22039 (maybe_optimize_range_tests): Likewise.
22040 (final_range_test_p): Likweise.
22042 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22044 PR middle-end/66726
22045 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22046 whose result is used in PHI.
22047 (maybe_optimize_range_tests): Likewise.
22048 (final_range_test_p): Likweise.
22050 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22052 * cgraph.c: Spelling fixes - behaviour -> behavior and
22053 neighbour -> neighbor.
22054 * target.def: Likewise.
22055 * sel-sched.c: Likewise.
22056 * config/mips/mips.c: Likewise.
22057 * config/arc/arc.md: Likewise.
22058 * config/arm/cortex-a57.md: Likewise.
22059 * config/arm/arm.c: Likewise.
22060 * config/arm/neon.md: Likewise.
22061 * config/arm/arm-c.c: Likewise.
22062 * config/vms/vms-c.c: Likewise.
22063 * config/s390/s390.c: Likewise.
22064 * config/i386/znver1.md: Likewise.
22065 * config/i386/i386.c: Likewise.
22066 * config/ia64/hpux-unix2003.h: Likewise.
22067 * config/msp430/msp430.md: Likewise.
22068 * config/rx/rx.c: Likewise.
22069 * config/rx/rx.md: Likewise.
22070 * config/aarch64/aarch64-simd.md: Likewise.
22071 * config/aarch64/aarch64.c: Likewise.
22072 * config/nvptx/nvptx.c: Likewise.
22073 * config/bfin/bfin.c: Likewise.
22074 * config/cris/cris.opt: Likewise.
22075 * config/rs6000/rs6000.c: Likewise.
22076 * target.h: Likewise.
22077 * spellcheck.c: Likewise.
22078 * ira-build.c: Likewise.
22079 * tree-inline.c: Likewise.
22080 * builtins.c: Likewise.
22081 * lra-constraints.c: Likewise.
22082 * explow.c: Likewise.
22083 * hwint.h: Likewise.
22084 * targhooks.c: Likewise.
22085 * tree-vect-data-refs.c: Likewise.
22086 * expr.c: Likewise.
22087 * doc/tm.texi: Likewise.
22088 * doc/extend.texi: Likewise.
22089 * doc/install.texi: Likewise.
22090 * doc/md.texi: Likewise.
22091 * tree-ssa-tail-merge.c: Likewise.
22092 * sched-int.h: Likewise.
22093 * match.pd: Likewise.
22094 * sched-ebb.c: Likewise.
22095 * target.def (omit_struct_return_reg): Likewise.
22096 * gimple-ssa-isolate-paths.c: Likewise.
22097 (find_implicit_erroneous_behaviour): Renamed to...
22098 (find_implicit_erroneous_behavior): ... this.
22099 (find_explicit_erroneous_behaviour): Renamed to...
22100 (find_explicit_erroneous_behavior): ... this.
22101 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
22103 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
22105 PR rtl-optimization/64682
22106 PR rtl-optimization/69567
22107 PR rtl-optimization/69737
22108 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
22109 in I2 as well, just lose it.
22111 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22113 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
22115 (aarch64_last_printed_tune_string): Likewise.
22116 (aarch64_declare_function_name): Only output .arch assembler
22117 directive if it will be different from the previously output
22118 directive. Same for .tune comment but only if -dA is set.
22119 (aarch64_start_file): New function.
22120 (TARGET_ASM_FILE_START): Define.
22122 2016-02-11 David Malcolm <dmalcolm@redhat.com>
22125 * Makefile.in (PLUGIN_HEADERS): Add params.list.
22127 2016-02-11 Jakub Jelinek <jakub@redhat.com>
22130 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
22131 -Wmaybe-uninitialized warning.
22133 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
22136 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
22138 2016-02-11 Richard Biener <rguenther@suse.de>
22140 PR rtl-optimization/69291
22141 * ifcvt.c (noce_try_store_flag_constants): Do not allow
22142 subexpressions affected by changing the result.
22144 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
22147 * lra-constraints.c (curr_insn_transform): Find in/out operands
22148 for secondary memory moves. Update dups.
22150 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
22152 PR tree-optimization/69652
22153 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
22154 to nested loop, did source re-formatting, skip debug statements,
22155 add check on statement with volatile operand, remove dead scalar
22158 2016-02-10 Jakub Jelinek <jakub@redhat.com>
22159 Patrick Palka <ppalka@gcc.gnu.org>
22163 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
22164 calls if the return type is TREE_ADDRESSABLE.
22165 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
22166 * ipa-split.c (split_function): Fix doubled "we" in comment.
22167 Use void return type for the split part even if
22168 !split_point->split_part_set_retval.
22170 2016-02-10 Bin Cheng <bin.cheng@arm.com>
22172 PR tree-optimization/68021
22173 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
22174 when computing the value of biv cand by itself.
22176 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22178 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
22179 (cortexa57_tunings): Likewise.
22180 (cortexa72_tunings): Likewise.
22181 (arch_macro_fusion_pair_p): Add support for AES fusion.
22182 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
22183 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
22184 Allow virtual registers before reload so early scheduling works.
22185 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
22186 correct latency and pipeline.
22187 (cortex_a57_crypto_complex): Likewise.
22188 (cortex_a57_crypto_xor): Likewise.
22189 (define_bypass): Add AES bypass.
22191 2016-02-10 Richard Biener <rguenther@suse.de>
22193 PR tree-optimization/69726
22194 * passes.def: Add DCE pass before late uninit.
22195 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
22196 really fixup if-conversions job.
22198 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22200 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
22201 (arm_cortex_a57_tune): Likewise.
22202 (aarch_macro_fusion_pair_p): Add support for AES fusion.
22203 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
22205 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
22207 * timevar.def (TV_PHASE_DBGINFO): Delete.
22208 (TV_PHASE_CHECK_DBGINFO): Likewise.
22209 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
22211 2016-02-10 Richard Biener <rguenther@suse.de>
22213 PR tree-optimization/69719
22214 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22215 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
22217 2016-02-09 Andrew Pinski <apinski@cavium.com>
22220 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
22221 get_vcond_mask_icode returns false.
22223 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
22226 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
22227 an ADDIS that adds a pointer to a large constant that sets the
22228 upper16 bits with a load operation.
22230 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22233 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
22235 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
22237 (vzipq_s16): Likewise.
22238 (vzipq_s32): Likewise.
22239 (vzipq_f32): Likewise.
22240 (vzipq_u8): Likewise.
22241 (vzipq_u16): Likewise.
22242 (vzipq_u32): Likewise.
22243 (vzipq_p8): Likewise.
22244 (vzipq_p16): Likewise.
22246 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22249 * config/arm/arm.c (neon_endian_lane_map): New function.
22250 (neon_vector_pair_endian_lane_map): New function.
22251 (arm_evpc_neon_vuzp): Allow for big endian lane order.
22252 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
22254 (vuzpq_s16): Likewise.
22255 (vuzpq_s32): Likewise.
22256 (vuzpq_f32): Likewise.
22257 (vuzpq_u8): Likewise.
22258 (vuzpq_u16): Likewise.
22259 (vuzpq_u32): Likewise.
22260 (vuzpq_p8): Likewise.
22261 (vuzpq_p16): Likewise.
22263 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
22266 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
22269 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
22271 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
22272 truncate const_int operand 1 to QImode.
22274 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
22276 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
22277 corresponding to an abnormal edge.
22279 2016-02-09 Tom de Vries <tom@codesourcery.com>
22281 PR tree-optimization/69599
22282 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
22284 (find_func_aliases_for_builtin_call, find_func_clobbers)
22285 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
22288 2016-02-09 Richard Biener <rguenther@suse.de>
22290 PR tree-optimization/69715
22291 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
22292 LHS on calls as non-rewritable.
22294 2016-02-09 Tom de Vries <tom@codesourcery.com>
22297 * lto-wrapper.c (append_diag_options): New function.
22298 (compile_offload_image): Call append_diag_options.
22300 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
22303 * doc/extend.texi (Flag Output Operands): Correct sectioning.
22304 Minor copy-edit to fix verb tenses.
22306 2016-02-08 Jakub Jelinek <jakub@redhat.com>
22308 PR tree-optimization/69209
22309 * ipa-split.c (split_function): If split part is not
22310 returning retval, retval has gimple type but is not
22311 gimple value, force it into a SSA_NAME first.
22313 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
22315 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
22318 2016-02-08 Jason Merrill <jason@redhat.com>
22321 * convert.c (convert_to_integer_1): Check dofold on truncation
22323 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
22324 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
22325 Rename from *_nofold.
22326 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
22327 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
22329 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
22332 * tree.c (build_common_tree_nodes): Remove short_double argument.
22333 All callers changed.
22334 * tree.h (build_common_tree_nodes): Adjust declaration.
22335 * doc/invoke.texi (-fshort-double): Remove documentation.
22336 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22337 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
22338 * lto-wrapper.c (merge_and_complain, append_compiler_options)
22339 (append_linker_options): Don't handle OPT_fshort_double.
22341 PR rtl-optimization/68730
22342 * lra-remat.c (insn_to_cand_activation): New static variable.
22343 (lra_remat): Allocate and free it.
22344 (create_cand): New arg activation. Initialize a field in
22345 insn_to_cand_activation if it is nonnull.
22346 (create_cands): Pass the activation insn to create_cand when making
22347 a candidate involving an output reload. Reorganize code a little.
22348 (do_remat): Keep track of active status of candidates in a separate
22351 2016-02-08 Richard Biener <rguenther@suse.de>
22353 PR tree-optimization/69719
22354 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22355 Properly use absolute of the difference of the two offsets to
22356 compare or adjust the segment length.
22358 2016-02-08 Richard Biener <rguenther@suse.de>
22359 Jeff Law <law@redhat.com>
22362 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
22363 types for anonymous SSA names.
22365 2016-02-08 Richard Biener <rguenther@suse.de>
22367 PR rtl-optimization/69274
22368 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
22370 2016-02-08 Jeff Law <law@redhat.com>
22372 PR tree-optimization/65917
22373 * tree-ssa-dom.c (record_temporary_equivalences): Record both
22374 equivalences from if (x == y) style conditionals.
22375 (loop_depth_of_name): Remove.
22376 (record_equality): Remove loop depth check.
22377 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
22378 (const_and_copies::record_const_or_copy_raw): New member function.
22379 * tree-ssa-scopedtables.c
22380 (const_and_copies::record_const_or_copy_raw): New, factored out of
22381 (const_and_copies::record_const_or_copy): Call new member function.
22383 2016-02-05 Jeff Law <law@redhat.com>
22385 PR tree-optimization/68541
22386 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
22387 (count_stmts_in_block): New function.
22388 (poor_ifcvt_candidate_code): Likewise.
22389 (is_feasible_trace): Add some heuristics to determine when path
22390 splitting is profitable.
22391 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
22392 is a diamond with a single exit.
22394 2016-02-05 Martin Sebor <msebor@redhat.com>
22397 * doc/invoke.texi: Update -Wplacement-new to take an optional
22400 2016-02-06 Richard Henderson <rth@redhat.com>
22403 * tree.c (tree_nop_conversion_p): Do not strip casts into or
22404 out of non-standard address spaces.
22406 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22408 PR rtl-optimization/69691
22409 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
22411 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
22413 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
22414 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
22415 (*ieee128_mfvsrd_64bit): Likewise.
22416 (*ieee128_mfvsrd_32bit): Likewise.
22418 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
22422 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22424 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
22425 instrumented_version.
22427 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
22429 * doc/invoke.texi (Optimize Options): In table of --param options
22430 rename second occurrence of tracer-min-branch-ratio to
22431 tracer-min-branch-probability, rename
22432 tracer-min-branch-ratio-feedback to
22433 tracer-min-branch-probability-feedback and clarify description,
22434 rename sched-spec-state-edge-prob-cutoff to
22435 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
22436 to selsched-insns-to-rename, rename lto-minpartition to
22437 lto-min-partition, delete reorder-blocks-duplicate and
22438 reorder-blocks-duplicate-feedback.
22440 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22442 * config/s390/s390.c (s390_register_info_set_ranges): Remove
22445 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
22447 * doc/extend.texi: S/390: Correct some typos.
22449 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22451 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
22453 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22456 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
22457 (s390_register_info_gprtofpr): Use new macros above.
22458 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
22460 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
22461 its name. Adjust restore and save gpr ranges.
22462 (s390_register_info_set_ranges): New function.
22463 (s390_register_info): Use new macros above. Call
22464 s390_register_info_set_ranges.
22465 (s390_optimize_register_info): Likewise.
22466 (s390_hard_regno_rename_ok): Use new macros.
22467 (s390_hard_regno_scratch_ok): Likewise.
22468 (s390_emit_epilogue): Likewise.
22469 (s390_can_use_return_insn): Likewise.
22470 (s390_optimize_prologue): Likewise.
22471 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
22473 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22476 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
22478 (ix86_option_override_internal): Disable TARGET_STV even for
22479 -m{incoming,preferred}-stack-boundary=3.
22481 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22483 * config.gcc: Mark deprecated rtems targets as obsolete.
22485 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
22487 PR rtl-optimization/64682
22488 PR rtl-optimization/69567
22489 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
22490 before I2 only if the register is both used and set in I2.
22492 2016-02-04 DJ Delorie <dj@redhat.com>
22494 * config/msp430/msp430.c (msp430_start_function): Add function type.
22496 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22499 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
22501 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
22503 PR rtl-optimization/69577
22505 2015-10-29 Richard Henderson <rth@redhat.com>
22509 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
22510 sse check to the exact conditions of PR 67609.
22512 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
22515 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
22516 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
22517 not allowed into the traditional Altivec registers.
22518 (movtd_64bit_nodm): Likewise.
22519 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
22521 2016-02-04 David Malcolm <dmalcolm@redhat.com>
22523 * config/aarch64/cortex-a57-fma-steering.c
22524 (aarch64_register_fma_steering): Remove "static" from arguments
22527 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
22530 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
22531 twice when complex.
22533 2016-02-04 Mike Frysinger <vapier@gentoo.org>
22535 * doc/invoke.texi: Delete -mno-fma4.
22537 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
22539 PR rtl-optimization/69577
22540 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
22541 (find_subregs_of_mode): Update accordingly. Iterate over partial
22544 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
22546 * config/arm/arm-protos.h (neon_reinterpret): Remove.
22547 * config/arm/arm.c (neon_reinterpret): Remove.
22548 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
22549 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
22550 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
22551 vreinterpretti): Remove.
22552 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
22553 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
22554 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
22555 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
22556 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
22557 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
22558 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
22559 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
22560 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
22561 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
22562 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
22563 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
22564 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
22565 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
22566 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
22567 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
22568 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
22569 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
22570 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
22571 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
22572 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
22573 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
22574 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
22575 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
22576 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
22577 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
22578 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
22579 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
22580 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
22581 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
22582 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
22583 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
22584 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
22585 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
22586 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
22587 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
22588 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
22589 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
22590 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
22591 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
22592 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
22593 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
22594 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
22595 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
22596 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
22597 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
22598 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
22599 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
22600 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
22601 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
22602 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
22603 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
22604 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
22605 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
22606 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
22607 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
22608 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
22609 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
22610 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
22611 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
22612 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
22613 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
22614 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
22615 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
22616 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
22617 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
22618 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
22619 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
22620 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
22621 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
22622 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
22623 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
22624 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
22625 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
22626 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
22627 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
22628 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
22629 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
22630 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
22631 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
22632 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
22633 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
22634 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
22635 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
22636 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
22637 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
22638 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
22639 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
22640 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
22641 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
22642 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
22643 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
22644 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
22645 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
22646 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
22647 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
22648 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
22649 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
22650 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
22651 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
22652 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
22653 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
22654 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
22656 2016-02-04 Martin Liska <mliska@suse.cz>
22659 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
22660 that are gimple_store_p.
22661 (maybe_instrument_call): Likewise.
22663 2016-02-04 Bin Cheng <bin.cheng@arm.com>
22665 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
22666 register scaling out of memory reference and comment why.
22668 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22672 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
22673 folding the source of a SET.
22675 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22679 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
22680 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
22682 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
22686 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
22689 2016-02-04 Christian Bruel <christian.bruel@st.com>
22691 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
22692 * config/arm/arm.c (arm_set_current_function): Likewise.
22694 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22695 Ilya Enkovich <enkovich.gnu@gmail.com>
22696 H.J. Lu <hongjiu.lu@intel.com>
22699 * config/i386/i386.c (convert_scalars_to_vector): Remove
22700 stack alignment fixes.
22701 (ix86_option_override_internal): Disable TARGET_STV if stack
22702 might not be aligned enough.
22703 (ix86_minimum_alignment): Assert that TARGET_STV is false.
22705 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
22707 * config/i386/x86-tune.def: Disable default prefetching
22710 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
22711 Vladimir Makarov <vmakarov@redhat.com>
22714 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
22715 in validating fused toc addresses.
22717 2016-02-03 Jakub Jelinek <jakub@redhat.com>
22720 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
22721 range->m_caret fields if range->m_show_caret_p is false.
22724 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
22725 Force oldval into register if it does not satisfy reg_or_short_operand
22726 predicate. Fix up formatting.
22728 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
22729 Alexandre Oliva <aoliva@redhat.com>
22732 * lra-constraints.c (simplify_operand_subreg): Check additionally
22733 address validity after potential reloading.
22734 (process_address_1): Check insns validity. In case of failure do
22737 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
22740 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
22743 2016-02-02 Jakub Jelinek <jakub@redhat.com>
22745 * wide-int.cc (canonize_uhwi): New function.
22746 (wi::divmod_internal): Use it.
22748 2016-02-02 James Norris <jnorris@codesourcery.com>
22750 * gimplify.c (omp_notice_variable): Add usage check.
22752 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
22754 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
22755 like LE, GE, LT, GT when emitting relational operator.
22757 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
22759 * ira-costs.c (find_costs_and_classes): Add extra argument.
22760 * target.def (ira_change_pseudo_allocno_class): Add parameter.
22761 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
22762 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
22763 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
22764 Add best_class parameter, and return it if not ALL_REGS.
22765 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
22767 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
22768 Update target hook.
22770 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
22772 * config/aarch64/aarch64.c
22773 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
22774 (aarch64_ira_change_pseudo_allocno_class): New function.
22776 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
22779 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
22781 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22783 * config/avr/avr.c (avr_option_override): Set
22784 PARAM_ALLOW_STORE_DATA_RACES to 1.
22786 2016-02-02 Richard Biener <rguenther@suse.de>
22788 PR tree-optimization/69595
22789 * match.pd: Add range test simplifications to true/false.
22791 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
22793 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
22794 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
22797 2016-02-02 Richard Biener <rguenther@suse.de>
22799 PR tree-optimization/69606
22800 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
22801 info on the result before moving a stmt.
22803 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
22805 PR middle-end/68542
22806 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
22807 branch with vector comparison.
22808 * config/i386/sse.md (VI48_AVX): New mode iterator.
22809 (define_expand "cbranch<mode>4): Add support for conditional branch
22810 with vector comparison.
22811 * tree-vect-loop.c (optimize_mask_stores): New function.
22812 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
22813 has_mask_store field of vect_info.
22814 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
22815 vectorized loops having masked stores after vec_info destroy.
22816 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
22817 correspondent macros.
22818 (optimize_mask_stores): Add prototype.
22820 2016-02-02 Alan Modra <amodra@gmail.com>
22823 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
22826 2016-02-02 Alan Modra <amodra@gmail.com>
22829 * config/rs6000/rs6000.c (need_toc_init): New var, set it
22830 whenever toc_label_name used.
22831 (rs6000_file_start): Don't set up toc section here,
22832 (rs6000_output_function_epilogue): do so here instead,
22833 (rs6000_xcoff_file_start): and here.
22834 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
22835 (load_toc_aix_di): Likewise.
22837 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22839 PR rtl-optimization/69592
22840 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
22841 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
22842 (num_sign_bit_copies_binary_arith_p): New inline function.
22843 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
22845 2016-02-01 Jeff Law <law@redhat.com>
22847 PR tree-optimization/69580
22848 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
22849 * tree-ssa-threadbackward.c
22850 (fsm_find_control_statement_thread_paths): Do not try to walk
22851 through large PHI nodes.
22853 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22855 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
22856 when count is incremented above limit, don't analyze further
22859 * omp-low.c (oacc_parse_default_dims): Avoid
22860 -Wsign-compare warning, make sure value fits into int
22861 rather than just unsigned int.
22863 2016-02-01 Bin Cheng <bin.cheng@arm.com>
22865 PR tree-optimization/67921
22866 * fold-const.c (split_tree): New parameters. Convert pointer
22867 type variable part to proper type before negating.
22868 (fold_binary_loc): Pass new arguments to split_tree.
22870 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
22872 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
22873 (nvptx_goacc_validate_dims): Extend to handle global defaults.
22874 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
22875 * doc/tm.texti: Rebuilt.
22876 * doc/invoke.texi (fopenacc-dim): Document.
22877 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
22878 (append_compiler_options): Likewise.
22879 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
22880 (oacc_parse_default_dims): New.
22881 (oacc_validate_dims): Add USED arg. Select non-unity default when
22883 (oacc_loop_fixed_partitions): Return mask of used partitions.
22884 (oacc_loop_auto_partitions): Emit dump info.
22885 (oacc_loop_partition): Return mask of used partitions.
22886 (execute_oacc_device_lower): Parse default dimension arg. Adjust
22887 loop partitioning and validation calls.
22889 2016-02-01 Richard Biener <rguenther@suse.de>
22891 PR middle-end/69556
22892 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
22894 2016-02-01 Richard Biener <rguenther@suse.de>
22896 PR tree-optimization/69574
22897 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
22898 of asserting return chrec_dont_know.
22900 2016-02-01 Martin Liska <mliska@suse.cz>
22902 * mem-stats-traits.h: Add copyright header.
22903 * mem-stats.h: Likewise.
22905 2016-02-01 Richard Biener <rguenther@suse.de>
22907 PR tree-optimization/69579
22908 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
22909 Do not propagate through abnormal PHI results.
22911 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
22913 * postreload.c (reload_cse_simplify): Remove dead code.
22915 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22917 PR rtl-optimization/69570
22918 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
22919 if there is more than one set, not if there is a single set.
22921 2016-02-01 Richard Henderson <rth@redhat.com>
22924 * combine.c (make_compound_operation): When looking through a
22925 subreg, make sure to re-extend to the width of the outer mode.
22927 2016-01-30 Jakub Jelinek <jakub@redhat.com>
22929 PR tree-optimization/69546
22930 * wide-int.cc (wi::divmod_internal): For unsigned division
22931 where both operands fit into uhwi, if o1 is 1 and o0 has
22932 msb set, if divident_prec is larger than bits per hwi,
22933 clear another quotient word and return 2 instead of 1.
22934 Similarly for remainder with msb in HWI set, if dividend_prec
22935 is larger than bits per hwi.
22937 2016-01-29 Martin Jambor <mjambor@suse.cz>
22939 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
22940 Use short lowercase names.
22941 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
22942 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
22943 acq_rel one. Protect warning agains segfaults if
22944 get_memory_order_name returns NULL.
22945 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
22946 with release semantics. Do not warn if get_memory_order already did.
22947 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
22948 semantics. Fix check for relaxed or acquire semantics. Do not warn
22949 if get_memory_order already did.
22951 2016-01-29 Sebastian Pop <s.pop@samsung.com>
22953 * doc/install.texi: Document that isl-0.16 is supported.
22955 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
22958 * config/i386/constraints.md (Bm): Describe as special memory
22960 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
22961 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22962 * genpreds.c (struct constraint_data): Add is_special_memory.
22963 (have_special_memory_constraints, special_memory_start): New
22965 (special_memory_end): Ditto.
22966 (add_constraint): Add new arg is_special_memory. Add code to
22967 process its true value. Update have_special_memory_constraints.
22968 (process_define_constraint): Pass the new arg.
22969 (process_define_register_constraint): Ditto.
22970 (choose_enum_order): Process special memory.
22971 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
22972 function insn_extra_special_memory_constraint.
22973 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22974 * gensupport.c (process_rtx): Process
22975 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22976 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
22977 * ira-lives.c (single_reg_class): Use
22978 insn_extra_special_memory_constraint.
22979 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
22980 * lra-constraints.c (process_alt_operands): Ditto.
22981 (curr_insn_transform): Use insn_extra_special_memory_constraint.
22982 * recog.c (asm_operand_ok, preprocess_constraints): Process
22984 * reload.c (find_reloads): Ditto.
22985 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
22986 * stmt.c (parse_input_constraint): Use
22987 insn_extra_special_memory_constraint.
22989 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22992 * lra-splill.c (lra_final_code_change): Revert r229087 by
22993 removing all sub-registers.
22995 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
22998 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
23000 2016-01-29 Jakub Jelinek <jakub@redhat.com>
23003 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
23004 SSE1, copy target into the temporary reg first before recursing
23007 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23009 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
23012 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23014 * ginclude/stdarg.h: Test __cplusplus instead of
23015 __GXX_EXPERIMENTAL_CXX0X__.
23017 2016-01-29 Richard Biener <rguenther@suse.de>
23019 PR tree-optimization/69547
23020 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
23021 Do not mark clobbers necessary.
23022 (mark_all_reaching_defs_necessary_1): Likewise.
23024 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23026 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
23027 declaration name with %qs and print it in both error messages.
23028 Also fix indentation.
23030 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23033 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
23034 trailing blank line from error message.
23036 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23039 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
23042 2016-01-29 Richard Biener <rguenther@suse.de>
23044 PR middle-end/69537
23045 * match.pd: Allow all integral types when simplifying a
23046 widening or sign-changing conversion.
23048 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23050 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
23051 back to setting codegen_error to fail codegen.
23053 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
23056 * config/i386/constraints.md (C): Only accept constant zero operand.
23057 (BC): New constraint.
23058 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
23059 instead of C constraint.
23060 * doc/md.texi (Machine Constraints): Update description
23063 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
23066 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
23068 2016-01-28 Jakub Jelinek <jakub@redhat.com>
23070 PR middle-end/69542
23071 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
23074 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
23076 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
23077 branches if using guessed profile.
23079 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
23081 * graphite-optimize-isl.c (optimize_isl): Fix dump.
23083 2016-01-28 Richard Henderson <rth@redhat.com>
23086 * config/aarch64/aarch64-modes.def (CC_Cmode): New
23087 * config/aarch64/aarch64-protos.h: Update.
23088 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
23089 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
23090 (aarch64_get_condition_code_1): Handle CC_Cmode.
23091 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
23092 (*add<mode>3_compareC_cconly_imm): New.
23093 (*add<mode>3_compareC_cconly): New.
23094 (*add<mode>3_compareC_imm): New.
23095 (add<mode>3_compareC): New.
23096 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
23097 to be first. Use aarch64_carry_operation.
23098 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
23099 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
23100 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
23101 (subti3): Use subdi3_compare1.
23102 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
23103 (sub<mode>3_compare1): New.
23104 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
23105 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
23106 (*subsi3_carryin_uxtw): Likewise.
23107 (*ngc<mode>, *ngcsi_uxtw): Likewise.
23108 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
23109 * config/aarch64/iterators.md (DWI): New.
23110 * config/aarch64/predicates.md (aarch64_carry_operation): New.
23111 (aarch64_borrow_operation): New.
23113 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23115 * graphite-optimize-isl.c (optimize_isl): Print a different debug
23116 message when isl does not return a valid schedule.
23118 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23120 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
23121 Remove comments from class declarations: they are already in the code
23124 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23126 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
23128 (ternary_op_to_tree): Same.
23129 (unary_op_to_tree): Same.
23130 (nary_op_to_tree): Same.
23131 (gcc_expression_from_isl_expr_op): Same.
23132 (gcc_expression_from_isl_expression): Same.
23133 (graphite_create_new_loop): Same.
23134 (graphite_create_new_loop_guard): Same.
23135 (build_iv_mapping): Same.
23136 (graphite_create_new_guard): Same.
23137 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
23138 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
23140 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23142 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
23143 instead of setting codegen_error to fail codegen.
23145 2016-01-28 Jason Merrill <jason@redhat.com>
23147 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
23149 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23151 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23152 Remove CONST_INT_P check in CCMP cost calculation.
23154 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23156 * config/aarch64/aarch64.c (generic_vector_cost):
23157 Set vec_permute_cost.
23158 (cortexa57_vector_cost): Likewise.
23159 (exynosm1_vector_cost): Likewise.
23160 (xgene1_vector_cost): Likewise.
23161 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
23162 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
23163 Add vec_permute_cost entry.
23165 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23167 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
23169 (add<mode>3_compare0): Likewise.
23170 (addsi3_compare0_uxtw): Likewise.
23171 (add<mode>3nr_compare0): Likewise.
23172 (compare_neg<mode>): Likewise.
23173 (<optab><mode>3): Likewise.
23175 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
23177 * tree-vect-stmts.c (vectorizable_comparison): Add
23178 NULL check for vectype.
23180 2016-01-28 Richard Biener <rguenther@suse.de>
23182 PR tree-optimization/69466
23183 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
23184 Account for PHIs we couldn't duplicate.
23186 2016-01-28 Martin Liska <mliska@suse.cz>
23189 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
23190 instead of ENABLE_VALGRIND_CHECKING.
23192 2016-01-27 Richard Henderson <rth@redhat.com>
23195 * lra-remat.c (subreg_regs): New.
23196 (dump_candidates_and_remat_bb_data): Dump it.
23197 (operand_to_remat): Reject if operand in subreg_regs.
23198 (set_bb_regs): Collect subreg_regs.
23199 (lra_remat): Init and free subreg_regs. Compute
23200 calculate_local_reg_remat_bb_data before create_cands.
23202 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
23205 * config/i386/i386.c (ix86_update_stack_boundary): Don't
23206 change stack_alignment_needed for __tls_get_addr call.
23208 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
23210 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
23212 2016-01-27 Jeff Law <law@redhat.com>
23214 PR tree-optimization/68398
23215 PR tree-optimization/69196
23216 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
23217 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
23218 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23219 Only count PHIs in the last block in the path. The others will
23220 const/copy propagate away. Add heuristic to allow more irreducible
23221 subloops to be created when it is likely profitable to do so.
23223 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23224 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
23225 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
23227 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23230 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
23231 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
23232 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
23233 * tree-streamer-in.c: Include asan.h.
23234 (streamer_get_builtin_tree): For builtins in sanitizer
23235 range call initialize_sanitizer_builtins and retry.
23237 2016-01-27 Ian Lance Taylor <iant@google.com>
23239 * common.opt (fkeep-gc-roots-live): New undocumented option.
23240 * tree-ssa-loop-ivopts.c (add_candidate_1): If
23241 -fkeep-gc-roots-live, skip pointers.
23242 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
23245 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
23248 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
23249 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
23251 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
23254 * configure.ac: NetBSD provides SSP in its C library.
23255 * configure: Updated.
23257 2016-01-27 Richard Biener <rguenther@suse.de>
23259 PR tree-optimization/69166
23260 * tree-vect-loop.c (vect_is_simple_reduction): Always check
23261 reduction code for commutativity / associativity.
23263 2016-01-27 Martin Jambor <mjambor@suse.cz>
23265 PR tree-optimization/69355
23266 * tree-sra.c (analyze_access_subtree): Correct hole detection when
23267 total_scalarization fails.
23269 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
23271 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
23274 2016-01-27 Christian Bruel <christian.bruel@st.com>
23277 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
23278 Move arm_reset_previous_fndecl and set_target_option_current_node in
23279 the conditional part. Call save_restore_target_globals.
23280 * config/arm/arm.c (arm_set_current_function):
23281 Refactor to better support #pragma target and attribute mix.
23282 Call save_restore_target_globals.
23283 * config/arm/arm-protos.h (save_restore_target_globals): New function.
23285 2016-01-27 Martin Liska <mliska@suse.cz>
23287 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
23288 reference for an HSA kernel and its host function.
23290 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23292 PR tree-optimization/69399
23293 * wide-int.h (wi::lrshift): For larger precisions, only
23294 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
23296 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
23298 * config/arc/predicates.md (proper_comparison_operator): Reject
23299 constant-constant comparison.
23301 2016-01-26 Tom de Vries <tom@codesourcery.com>
23303 PR tree-optimization/69110
23304 * tree-data-ref.c (initialize_data_dependence_relation): Handle
23305 DR_NUM_DIMENSIONS == 0.
23307 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23308 Sebastian Pop <s.pop@samsung.com>
23310 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
23311 isl_ast_op_cond and isl_ast_op_select.
23312 (gcc_expression_from_isl_expr_op): Same.
23314 2016-01-26 Jason Merrill <jason@redhat.com>
23317 * tree.c (recompute_constructor_flags): Split out from
23319 (verify_constructor_flags): New.
23320 * tree.h: Declare them.
23322 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
23324 PR rtl-optimization/69217
23325 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
23326 are no TYPE_FIELDS set for the record type.
23328 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23331 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
23332 toc_label_name unconditionally.
23333 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
23334 SYMBOL_REF string. Use toc_label_name instead of constructing
23336 (rs6000_elf_declare_function_name): Use toc_label_name instead of
23337 constructing LCTOC1.
23339 2016-01-26 Martin Sebor <msebor@redhat.com>
23342 * doc/extend.texi (Common Type Attributes): Move text that talks about
23343 attribute packed from attribute aligned to the section discussing
23344 the former attribute for clarity.
23346 2016-01-26 Richard Henderson <rth@redhat.com>
23348 PR middle-end/60908
23349 * trans-mem.c (tm_region_init): Mark entry block as visited.
23351 2016-01-26 David Malcolm <dmalcolm@redhat.com>
23354 * diagnostic-show-locus.c (layout::print_source_line): Replace
23355 call to pp_newline with call to layout::print_newline.
23356 (layout::print_annotation_line): Likewise.
23357 (layout::move_to_column): Likewise.
23358 (layout::print_any_fixits): After printing any fixits, print a
23359 trailing newline, if necessary.
23360 (layout::print_newline): New method, resetting any colorization
23362 (diagnostic_show_locus): Move the pp_newline to before the
23363 early bailout. Remove dummy block enclosing the layout instance.
23364 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
23365 of pp_newline_and_flush with pp_flush.
23366 (diagnostic_append_note): Delete use of pp_newline.
23367 (diagnostic_append_note_at_rich_loc): Delete.
23368 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
23369 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
23370 when newline characters are added to the buffer.
23372 2016-01-26 Michael Matz <matz@suse.de>
23374 * configure.ac (ac_cv_std_swap_in_utility): New test.
23375 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
23376 * configure: Regenerate.
23377 * config.in: Regenerate.
23379 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
23381 * config/arc/arc.md (cstoresi4): Force operand into register.
23382 (arcset<code>): Fix predicate.
23383 (arcsetltu): Likewise.
23384 (arcsetgeu): Likewise.
23385 (arcsethi): Likewise.
23386 (arcsetls): Likewise.
23388 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23390 PR tree-optimization/69483
23391 * gimple-fold.c (canonicalize_constructor_val): Return NULL
23392 if base has error_mark_node type.
23394 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
23397 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
23398 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
23400 (vget_lane_f16): Handle big-endian.
23401 (vgetq_lane_f16): Likewise.
23402 (vset_lane_f16): Likewise.
23403 (vsetq_lane_f16): Likewise.
23404 * config/arm/iterators.md (VQXMOV): Add V8HF.
23405 (VDQ): Add V4HF and V8HF.
23406 (V_reg): Handle V4HF and V8HF.
23407 (Is_float_mode): Likewise.
23408 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
23409 neon_vdup_nv8hf): New patterns.
23410 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
23411 Use VD_LANE iterator.
23412 (neon_vld1_dup<mode>): Use VQ2 iterator.
23414 2016-01-26 Nathan Sidwell <nathan@acm.org>
23416 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
23417 (set_oacc_fn_attrib): Add IS_KERNEL arg.
23418 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
23419 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
23420 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
23421 (oacc_validate_dims): Add LEVEL arg, don't return level.
23422 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
23423 oacc_validate_dims.
23424 (execute_oacc_device_lower): Adjust, add more dump output.
23425 * tree-ssa-loop.c (gate_oacc_kernels): Use
23426 oacc_fn_attrib_kernels_p.
23427 * tree-parloops.c (create_parallel_loop): Adjust
23428 set_oacc_fn_attrib call.
23430 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23433 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
23434 (append_compiler_options): Handle -fcilkplus.
23435 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
23437 2016-01-26 Nick Clifton <nickc@redhat.com>
23440 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
23441 been marked as DECL_ONE_ONLY but we do not the means to make it
23442 so, then do not allow it to bind locally.
23444 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23447 * opts.h (parse_sanitizer_options): New prototype.
23448 * opts.c (sanitizer_opts): New array.
23449 (parse_sanitizer_options): New function.
23450 (common_handle_option): Use parse_sanitizer_options.
23452 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
23455 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
23456 alignment adjustment to ...
23457 (ix86_update_stack_boundary): Here. Don't over-align stack for
23459 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
23460 if __tls_get_addr is called.
23462 2016-01-26 Christian Bruel <christian.bruel@st.com>
23464 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
23466 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
23468 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
23470 2016-01-26 Richard Biener <rguenther@suse.de>
23472 PR middle-end/69467
23473 * match.pd: Guard X * CST CMP 0 pattern with single_use.
23475 2016-01-26 Richard Biener <rguenther@suse.de>
23477 PR tree-optimization/69452
23478 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
23479 (move_computations_dom_walker::before_dom_children): Rename
23481 (move_computations_worker): This.
23482 (move_computations): Perform an RPO rather than a DOM walk.
23484 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23487 * combine.c (combine_instructions): For REG_EQUAL note with
23488 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
23489 to the underlying register.
23490 * doc/rtl.texi (REG_EQUAL): Document the behavior of
23491 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
23493 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
23496 * config/aarch64/aarch64-builtins.c
23497 (aarch64_init_simd_builtin_types): Do not set structural
23498 equality to __Poly{8,16,64,128}_t types.
23500 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
23502 PR tree-optimization/69400
23503 * wide-int.cc (wi_pack): Take the precision as argument and
23504 perform canonicalization here rather than in the callers.
23505 Use the main loop to handle all full-width HWIs. Add a
23506 zero HWI if in_len isn't a full result.
23507 (wi::divmod_internal): Update accordingly.
23508 (wi::mul_internal): Likewise. Simplify.
23510 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23511 Sebastian Pop <s.pop@samsung.com>
23513 * graphite-poly.c (apply_poly_transforms): Simplify.
23514 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
23515 (print_isl_map): Same.
23516 (print_isl_union_map): Same.
23517 (print_isl_schedule): New.
23518 (debug_isl_schedule): New.
23519 * graphite-dependences.c (scop_get_reads): Do not call
23520 isl_union_map_add_map that is undocumented isl functionality.
23521 (scop_get_must_writes): Same.
23522 (scop_get_may_writes): Same.
23523 (scop_get_original_schedule): Remove.
23524 (scop_get_dependences): Do not call isl_union_map_compute_flow that
23525 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
23526 (compute_deps): Remove.
23527 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
23528 (debug_schedule_ast): New.
23529 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
23530 set_separate_option.
23531 (graphite_regenerate_ast_isl): Add dump.
23532 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
23533 from scop->transformed_schedule.
23534 (graphite_regenerate_ast_isl): Add more dump.
23535 * graphite-optimize-isl.c (optimize_isl): Set
23536 scop->transformed_schedule. Check whether schedules are equal.
23537 (apply_poly_transforms): Move here.
23538 * graphite-poly.c (apply_poly_transforms): ... from here.
23539 (free_poly_bb): Static.
23540 (free_scop): Static.
23541 (pbb_number_of_iterations_at_time): Remove.
23542 (print_isl_ast): New.
23543 (debug_isl_ast): New.
23544 (debug_scop_pbb): New.
23545 * graphite-scop-detection.c (print_edge): Move.
23546 (print_sese): Move.
23547 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
23548 (build_scop_scattering): Remove.
23549 (create_pw_aff_from_tree): Assert instead of bailing out.
23550 (add_condition_to_pbb): Remove unused code, do not fail.
23551 (add_conditions_to_domain): Same.
23552 (add_conditions_to_constraints): Remove.
23553 (build_scop_context): New.
23554 (add_iter_domain_dimension): New.
23555 (build_iteration_domains): Initialize pbb->iterators.
23556 Call add_conditions_to_domain.
23559 (index_outermost_in_loop): New.
23560 (index_pbb_in_loop): New.
23561 (outermost_pbb_in): New.
23562 (add_in_sequence): New.
23563 (add_outer_projection): New.
23564 (outer_projection_mupa): New.
23565 (add_loop_schedule): New.
23566 (build_schedule_pbb): New.
23567 (build_schedule_loop): New.
23568 (embed_in_surrounding_loops): New.
23569 (build_schedule_loop_nest): New.
23570 (build_original_schedule): New.
23571 (build_poly_scop): Call build_original_schedule.
23572 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
23573 (free_poly_dr): Remove.
23574 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
23575 (free_poly_bb): Remove.
23576 (debug_loop_vec): Remove.
23577 (print_isl_ast): Declare.
23578 (debug_isl_ast): Declare.
23579 (scop_do_interchange): Remove.
23580 (scop_do_strip_mine): Remove.
23581 (scop_do_block): Remove.
23582 (flatten_all_loops): Remove.
23583 (optimize_isl): Remove.
23584 (pbb_number_of_iterations_at_time): Remove.
23585 (debug_scop_pbb): Declare.
23586 (print_schedule_ast): Declare.
23587 (debug_schedule_ast): Declare.
23588 (struct scop): Remove schedule. Add original_schedule,
23589 transformed_schedule.
23590 (free_gimple_poly_bb): Remove.
23591 (print_generated_program): Remove.
23592 (debug_generated_program): Remove.
23593 (unify_scattering_dimensions): Remove.
23594 * sese.c (print_edge): ... here.
23595 (print_sese): ... here.
23596 (debug_edge): ... here.
23597 (debug_sese): ... here.
23598 * sese.h (print_edge): Declare.
23599 (print_sese): Declare.
23600 (dump_edge): Declare.
23601 (dump_sese): Declare.
23603 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23604 Sebastian Pop <s.pop@samsung.com>
23606 * Makefile.in: Set ISLVER in site.exp.
23608 2016-01-25 Jakub Jelinek <jakub@redhat.com>
23610 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
23611 DECL_VALUE_EXPR of new_var even for the non-array case. Look
23612 through DECL_VALUE_EXPR for expansion.
23614 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
23616 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
23617 the frame info after reload completed.
23619 2016-01-25 Jeff Law <law@redhat.com>
23621 PR tree-optimization/69196
23622 PR tree-optimization/68398
23623 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
23624 tree-ssa-threadupdate.c.
23625 (determine_bb_domination_status): Prototype
23626 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
23627 (determine_bb_domination_status): No longer static.
23628 (valid_jump_thread_path): Remove code to detect characteristics
23629 of the jump thread path not associated with correctness.
23630 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
23631 Correct test for thread path length. Count PHIs for real operands as
23632 statements that need to be copied. Do not count ASSERT_EXPRs.
23633 Look at all the blocks in the thread path. Compute and selectively
23634 filter thread paths based on threading through the latch, threading
23635 a multiway branch or crossing a multiway branch.
23637 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23639 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
23640 decl with __attribute__ ((unused)) annotation.
23642 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
23645 * tree-vect-stmts.c (vectorizable_condition): Check vectype
23646 of operands is compatible with a statement vectype.
23648 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
23650 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
23651 improve wording for mixed storage order support.
23653 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
23655 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
23656 (vcvt_u64_f64): Likewise.
23657 (vcvta_s64_f64): Likewise.
23658 (vcvta_u64_f64): Likewise.
23659 (vcvtm_s64_f64): Likewise.
23660 (vcvtm_u64_f64): Likewise.
23661 (vcvtn_s64_f64): Likewise.
23662 (vcvtn_u64_f64): Likewise.
23663 (vcvtp_s64_f64): Likewise.
23664 (vcvtp_u64_f64): Likewise.
23666 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
23668 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
23669 (arc_init): Check validity mll64 option.
23670 (arc_save_restore): Use double load/store instruction.
23671 (arc_expand_movmem): Likewise.
23672 (arc_split_move): Don't split if we have double load/store
23673 instructions. Returns a boolean.
23674 (arc_process_double_reg_moves): Change function to return boolean
23675 instead of a sequence of instructions.
23676 (arc_dwarf_register_span): New function.
23677 * config/arc/arc-protos.h (arc_split_move): Change prototype.
23678 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
23679 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
23680 (*movdf_insn): Likewise.
23681 * config/arc/arc.opt (mll64): New option.
23682 * config/arc/predicates.md (even_register_operand): New predicate.
23683 * doc/invoke.texi (ARC Options): Add mll64 documentation.
23685 2016-01-25 Richard Biener <rguenther@suse.de>
23688 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
23689 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
23691 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
23693 2016-01-25 Richard Biener <rguenther@suse.de>
23695 PR tree-optimization/69376
23696 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
23698 (VN_INFO_ANTI_RANGE_P): New inline.
23699 (VN_INFO_RANGE_TYPE): Likewise.
23700 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
23701 SSA_NAME_ANTI_RANGE_P.
23702 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
23703 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
23704 Properly query VN_INFO_RANGE_TYPE.
23706 2016-01-25 Nick Clifton <nickc@redhat.com>
23709 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
23711 2016-01-23 Tom de Vries <tom@codesourcery.com>
23713 PR tree-optimization/69426
23714 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
23717 2016-01-23 Jakub Jelinek <jakub@redhat.com>
23719 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
23720 "the the" with "the" in the comments.
23721 * ipa-devirt.c (build_type_inheritance_graph,
23722 update_type_inheritance_graph): Likewise.
23723 * tree.c (build_function_type_list_1): Likewise.
23724 * cfgloopmanip.c (scale_loop_profile): Likewise.
23725 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
23726 * gimple-ssa-split-paths.c
23727 (find_block_to_duplicate_for_splitting_paths): Likewise.
23728 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
23729 * expr.c (convert_move): Likewise.
23730 * var-tracking.c (vt_stack_adjustments): Likewise.
23731 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
23732 * tree-vrp.c (test_for_singularity): Likewise.
23734 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
23735 directly instead of building a temporary tree.
23738 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
23739 remove <algorithm> include.
23741 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23744 * config/i386/i386.c: Include dojump.h.
23745 (expand_small_movmem_or_setmem,
23746 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
23748 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
23749 if dynamic_check != -1.
23751 2016-01-21 Jeff Law <law@redhat.com>
23753 PR middle-end/69347
23754 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
23755 record_temporary_equivalences. Rewritten to avoid unnecessary calls
23756 into dominated_by_p.
23757 (cprop_into_successor_phis): Avoid unnecessary tests.
23759 2016-01-22 Richard Henderson <rth@redhat.com>
23762 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
23763 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
23765 2016-01-22 Michael Matz <matz@suse.de>
23767 * system.h (string, algorithm): Include only conditionally.
23768 (new): Include always under C++.
23769 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
23770 * final.c (toplevel): Ditto.
23771 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
23772 * genconditions.c (write_header): Make gencondmd.c define
23774 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
23776 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
23777 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
23779 2016-01-22 Christian Bruel <christian.bruel@st.com>
23782 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
23784 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23787 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
23788 define_insn_and_split. Ensure operands[1] and operands[0] do not
23789 get assigned the same register.
23791 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23793 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
23795 2016-01-22 Christian Bruel <christian.bruel@st.com>
23797 * config/arm/arm-c.c (arm_pragma_target_parse):
23798 Remove warn_builtin_macro_redefined overwrite.
23800 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23802 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
23803 flag_non_call_exceptions compatibility.
23805 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23808 * dwarf2out.c (add_child_die_after): New function.
23809 (dwarf_qual_info_t): New type.
23810 (dwarf_qual_info): New variable.
23811 (qualified_die_p): New function.
23812 (modified_type_die): For -fdebug-types-section, ensure
23813 canonical order of qualifiers. Put qualified DIEs adjacent
23814 to the corresponding non-qualified type DIE and search there
23815 for existing qualified DIEs.
23817 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23819 * doc/extend.texi (scalar_storage_order type attribute): Document
23820 restriction on type punning and aliasing, and remove future tense.
23822 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
23825 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
23828 2016-01-21 Jeff Law <law@redhat.com>
23830 PR middle-end/69347
23831 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
23832 useless call to record_temporary_equivalences.
23833 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
23834 allocate 10 slots in the bb_path vector and let it grow as needed.
23835 (fsm_find_control_statement_thread_paths): Similarly for the next_path
23838 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23840 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
23842 * configure: Regenerate.
23844 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
23846 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
23847 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
23849 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
23851 PR middle-end/66178
23852 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
23853 drop EXPAND_INITIALIZER.
23854 * rtl.h (contains_symbolic_reference_p): Declare.
23855 * rtlanal.c (contains_symbolic_reference_p): New function.
23856 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
23857 a subtraction into a NOT if symbolic constants are involved.
23859 2016-01-21 Anton Blanchard <anton@samba.org>
23860 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23863 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
23865 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
23868 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23870 * config/microblaze/microblaze.c
23871 (get_branch_target): New.
23872 (insert_wic_for_ilb_runout): New.
23874 (microblaze_machine_dependent_reorg): New.
23875 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
23876 * config/microblaze/microblaze.md
23877 (UNSPEC_IPREFETCH): Define.
23878 (iprefetch): New pattern
23879 * config/microblaze/microblaze.opt
23880 (mxl-prefetch): New flag.
23882 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23884 * config/microblaze/microblaze.h
23885 (FIXED_REGISTERS): Update in macro.
23886 (CALL_USED_REGISTERS): Update in macro.
23888 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
23890 PR rtl-optimization/68920
23891 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
23894 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
23896 PR rtl-optimization/68990
23897 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
23898 pseudo instead of inheritance ones.
23900 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
23901 Nick Clifton <nickc@redhat.com>
23905 * config/mips/mips.c (mips_compute_frame_info): Initialise
23906 args_size and hard_frame_pointer_offset fields of the frame
23907 structure before calling mips_global_pointer.
23909 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23911 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
23913 * configure: Regenerate.
23915 2016-01-21 Richard Biener <rguenther@suse.de>
23917 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
23919 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23921 * config/s390/s390.c (s390_asm_declare_function_size): Add code
23922 to actually emit the .size directive.
23924 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
23925 Jakub Jelinek <jakub@redhat.com>
23929 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
23930 args array size by one to avoid buffer overflow.
23932 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23934 * config/s390/s390.md (pool_section_start): Use switch_to_section
23935 to select proper read-only data section instead of hardcoding
23937 (pool_section_end): Use switch_to_section to match the above.
23939 2016-01-21 Richard Biener <rguenther@suse.de>
23941 PR tree-optimization/69378
23942 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
23943 (set_ssa_val_to): Use it for dominance checks taking into
23944 account not executable edges.
23946 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23949 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
23950 for bitsize instead of GET_MODE_PRECISION (mode).
23952 2016-01-20 Martin Sebor <msebor@redhat.com>
23955 * extend.texi (__sync Builtins): Clarify the semantics of
23956 __sync_fetch_and_OP built-ins on pointers.
23957 (__atomic Builtins): Same.
23959 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23960 Sebastian Pop <s.pop@samsung.com>
23962 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
23963 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
23964 (is_valid_rename): Same.
23965 (translate_isl_ast_to_gimple::get_rename): Same.
23966 (translate_isl_ast_to_gimple::rename_all_uses): Same.
23967 (translate_isl_ast_to_gimple::rename_uses): Same.
23968 (get_new_name): Check for close_phi nodes.
23969 (copy_loop_phi_args): Use phi_node_kind.
23970 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
23971 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
23973 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23974 Sebastian Pop <s.pop@samsung.com>
23976 Revert commit r229783.
23977 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
23978 Remove use of parameter_rename_map.
23979 (copy_def): Remove.
23980 (copy_internal_parameters): Remove.
23981 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
23982 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
23983 (free_sese_info): Do not free parameter_rename_map.
23984 (set_rename): Do not use parameter_rename_map.
23985 (rename_uses): Update call to set_rename.
23986 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
23987 * sese.h (parameter_rename_map_t): Remove.
23988 (struct sese_info_t): Remove field parameter_rename_map.
23990 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23991 Sebastian Pop <s.pop@samsung.com>
23993 * graphite-isl-ast-to-gimple.c: Fix comment.
23994 * graphite-scop-detection.c (defined_in_loop_p): New.
23995 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
23996 names defined in loop.
23998 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23999 Sebastian Pop <s.pop@samsung.com>
24001 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
24002 Discard unstructured if-then-else regions.
24004 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24005 Sebastian Pop <s.pop@samsung.com>
24007 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
24008 (cleanup_loop_iter_dom): Remove.
24009 (build_loop_iteration_domains): Remove.
24010 (build_scop_context): Remove.
24011 (build_scop_iteration_domain): Remove.
24012 (add_loop_constraints): New.
24013 (build_iteration_domains): New.
24014 (build_poly_scop): Call build_iteration_domains.
24016 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24017 Sebastian Pop <s.pop@samsung.com>
24019 * graphite-scop-detection.c
24020 (scop_detection::harmful_loop_in_region): Free dom and loops.
24021 (scop_detection::loop_body_is_valid_scop): Free bbs.
24023 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24024 Sebastian Pop <s.pop@samsung.com>
24026 * graphite-scop-detection.c (record_loop_in_sese): New.
24027 (gather_bbs::before_dom_children): Call record_loop_in_sese.
24028 (build_scops): Remove call to build_sese_loop_nests.
24029 * sese.c (sese_record_loop): Remove.
24030 (build_sese_loop_nests): Remove.
24031 (new_sese_info): Remove region->loops.
24032 (free_sese_info): Same.
24033 * sese.h (sese_contains_loop): Same.
24034 (build_sese_loop_nests): Remove.
24035 (sese_contains_loop): Remove.
24037 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24038 Sebastian Pop <s.pop@samsung.com>
24040 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
24041 loop_is_valid_in_scop.
24042 (scop_detection::harmful_stmt_in_region): Renamed
24043 harmful_loop_in_region.
24044 Call loop_is_valid_in_scop.
24046 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24047 Sebastian Pop <s.pop@samsung.com>
24049 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
24052 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24053 Sebastian Pop <s.pop@samsung.com>
24055 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
24056 * graphite.h (struct poly_bb): Remove field is_reduction.
24057 (PBB_IS_REDUCTION): Remove.
24059 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24060 Sebastian Pop <s.pop@samsung.com>
24062 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
24063 (add_pdr_constraints): Same.
24064 (scop_get_reads): Same.
24065 (scop_get_must_writes): Same.
24066 (scop_get_may_writes): Same.
24067 (scop_get_original_schedule): Same.
24068 (extend_schedule): Same.
24069 (apply_schedule_on_deps): Same.
24070 (carries_deps): Same.
24071 (compute_deps): Same.
24072 (scop_get_dependences): Same.
24073 * graphite-isl-ast-to-gimple.c
24074 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
24075 * graphite-optimize-isl.c (get_schedule_for_band): Same.
24076 (get_schedule_for_band_list): Same.
24077 (get_schedule_map): Same.
24078 (apply_schedule_map_to_scop): Same.
24079 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
24080 (build_loop_iteration_domains): Same.
24081 (add_condition_to_pbb): Same.
24082 (add_param_constraints): Same.
24083 (pdr_add_memory_accesses): Same.
24084 (pdr_add_data_dimensions): Same.
24086 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24088 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
24091 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24093 * common.opt (feliminate-dwarf2-dups): Replace references to
24094 "DWARF 2" with just "DWARF".
24095 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
24096 * doc/extend.texi: Likewise.
24097 * doc/cpp.texi: Likewise.
24098 * doc/invoke.texi: Likewise.
24099 (Option Summary): Add -gdwarf to list of Debugging Options.
24100 (Debugging Options): Document -gdwarf.
24101 * doc/contrib.texi: Spell "DWARF" like that.
24103 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24105 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
24106 warning. Fix up formatting.
24108 PR middle-end/67653
24109 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
24110 attempt to mark memory input operand addressable and
24111 call prepare_gimple_addressable in that case. Don't adjust
24112 input_location for diagnostics, use error_at instead.
24114 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
24116 * config/rs6000/ppc-auxv.h: New file.
24117 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
24118 (cpu_is): Likewise.
24119 (cpu_supports): Likewise.
24120 * config/rs6000/rs6000.c: include "ppc-auxv.h".
24121 (cpu_is_info): New variable.
24122 (cpu_supports_info): Likewise.
24123 (tcb_verification_symbol): Likewise.
24124 (cpu_builtin_p): Likewise.
24125 (cpu_expand_builtin): New function.
24126 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
24127 (rs6000_init_builtins): Likewise.
24128 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
24129 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
24130 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
24131 * configure: Regenerate.
24132 * config.in: Likewise.
24133 * doc/extend.texi (PowerPC Built-in Functions): Document
24134 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
24136 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
24139 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
24141 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
24144 2016-01-20 Richard Henderson <rth@redhat.com>
24150 * tree.c (tm_define_builtin): New.
24151 (find_tm_vector_type): New.
24152 (build_tm_vector_builtins): New.
24153 (build_common_builtin_nodes): Call it.
24155 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
24157 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
24158 (arm_fp_ok): Likewise.
24159 (arm_fp): Likewise.
24160 (arm_crypto): Likewise.
24162 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
24163 Richard Biener <rguenther@suse.de>
24165 PR tree-optimization/69328
24166 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
24167 vectors have same number of elements.
24168 (vectorizable_condition): Fix masked version recognition.
24170 2016-01-20 Richard Biener <rguenther@suse.de>
24172 PR tree-optimization/69345
24173 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
24174 (VN_INFO_PTR_INFO): Likewise.
24175 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
24176 info when it is equal between non-dominating SSA names.
24177 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24178 Make sure to look at original SSA infos.
24180 2016-01-20 Jeff Law <law@redhat.com>
24183 * config/m68k/predicates.md (pow2_m1_operand): New predicate
24185 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
24186 (pc_or_label_operand): New predicate.
24187 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
24188 tests for small integers that are 2^n - 1.
24190 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
24192 * doc/invoke.texi (Options Summary): Add '.' after @xref.
24194 2016-01-19 Jeff Law <law@redhat.com>
24196 PR middle-end/69347
24197 * tree-ssa-threadbackwards.c
24198 (fsm_find_control_statement_thread_paths): Do not try to lookup
24199 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
24201 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
24203 * doc/lto.texi: Remove text that says only Gold has linker plugin
24206 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
24208 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
24209 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
24210 the DIE accordingly.
24211 (modified_type_die): Add REVERSE parameter and pass it recursively,
24212 as well as to base_type_die. Adjust presence check accordingly.
24213 (base_type_for_mode): Adjust call to modified_type_die.
24214 (add_type_attribute): Add REVERSE parameter and pass it to
24216 (generic_parameter_die): Adjust call to add_type_attribute.
24217 (add_scalar_info): Likewise.
24218 (add_subscript_info): Likewise.
24219 (gen_array_type_die): Likewise.
24220 (gen_descr_array_type_die): Likewise.
24221 (gen_entry_point_die): Likewise.
24222 (gen_enumeration_type_die): Likewise.
24223 (gen_formal_parameter_die): Likewise.
24224 (gen_subprogram_die): Likewise.
24225 (gen_variable_die ): Likewise.
24226 (gen_const_die): Likewise.
24227 (gen_field_die): Likewise.
24228 (gen_pointer_type_die): Likewise.
24229 (gen_reference_type_die): Likewise.
24230 (gen_ptr_to_mbr_type_die): Likewise.
24231 (gen_inheritance_die): Likewise.
24232 (gen_subroutine_type_die): Likewise.
24233 (gen_typedef_die): Likewise.
24234 (force_type_die): Adjust call to modified_type_die.
24236 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
24238 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
24239 flow throughout the file. Fix broken link to Objective-C 2.0
24241 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
24244 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24246 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
24248 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24251 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
24252 (maybe_record_node): Record cxa_pure_virtual as the only possible
24253 target if there are not ohter candidates.
24254 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
24256 2016-01-19 Richard Biener <rguenther@suse.de>
24258 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
24259 (get_memory_order): Likewise.
24261 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
24263 * tree-vect-stmts.c (vectorizable_store): Check
24266 2016-01-19 David Malcolm <dmalcolm@redhat.com>
24269 * gcc.c (driver::decode_argv): Add call to
24270 init_opts_obstack before init_options_struct.
24271 * opts.c (init_opts_obstack): Remove idempotency.
24272 (init_options_struct): Replace call to init_opts_obstack
24273 with a gcc_assert to verify that it has already been called.
24274 * toplev.c (toplev::main): Add call to init_opts_obstack before
24275 calls to init_options_struct.
24276 (toplev::finalize): Move cleanup of opts_obstack next to
24277 cleanup of save_decoded_options, clearing the latter, and
24278 save_decoded_options_count.
24280 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24283 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
24284 attribute to unconditional. Remove %? from output template.
24286 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24287 Jiong Wang <jiong.wang@arm.com>
24289 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
24290 generated from different expand order.
24292 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24294 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24295 Add support for CCMP costing.
24297 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24299 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
24300 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
24301 (fccmpe<mode>): Likewise.
24302 (fcmp): Rename to fcmp and globalize pattern.
24304 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
24305 (aarch64_gen_ccmp_next): Add FP support.
24307 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24309 * target.def (gen_ccmp_first): Update documentation.
24310 (gen_ccmp_next): Likewise.
24311 * doc/tm.texi (gen_ccmp_first): Update documentation.
24312 (gen_ccmp_next): Likewise.
24313 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
24314 expand_ccmp_expr_1. Improve comments.
24315 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
24316 (ccmp_ior<mode>): Remove pattern.
24317 (cmp<mode>): Remove expand.
24318 (cmp): Globalize pattern.
24319 (cstorecc4): Use cc_register.
24320 (mov<mode>cc): Remove ccmp_cc_register check.
24321 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
24322 Simplify after removal of CC_DNE/* modes.
24323 (aarch64_ccmp_mode_to_code): Remove.
24324 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
24325 In 'k' case use integer as condition.
24326 (aarch64_nzcv_codes): Remove inverted cases.
24327 (aarch64_code_to_ccmode): Remove.
24328 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
24329 comparison with CC register to be used in folowing CCMP/branch/CSEL.
24330 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
24331 pattern. Return the comparison with CC register. Invert conditions
24332 when bitcode is OR.
24333 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
24334 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
24336 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24338 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24339 instrumented_version.
24341 2016-01-19 Richard Biener <rguenther@suse.de>
24343 PR tree-optimization/69336
24344 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
24345 handled components with get_ref_base_and_extent.
24346 (equal_mem_array_ref_p): Adjust.
24348 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24351 * shrink-wrap.c: Include valtrack.h.
24352 (move_insn_for_shrink_wrap): Add DEBUG argument. If
24353 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
24354 in between insn and where it will be moved to. Call
24355 dead_debug_insert_temp.
24356 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
24357 first and dead_debug_local_finish at the end.
24358 For uses and defs bitmap, handle all regs in between REGNO and
24359 END_REGNO, not just the first one.
24361 2016-01-19 Richard Biener <rguenther@suse.de>
24363 PR tree-optimization/69352
24364 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
24365 (equal_mem_array_ref_p): Constrain size and max size properly.
24366 Compare the reverse flag.
24368 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
24370 * ira.c (ira): Update regstat data if we deleted insns.
24372 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24374 PR rtl-optimization/68955
24375 PR rtl-optimization/64557
24376 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
24377 here. Fix up formatting.
24378 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
24380 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24383 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
24384 assume that the node has body.
24385 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
24388 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24390 * lto-streamer-out.c (lto_output): Do not stream instrumentation
24393 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24395 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
24396 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
24398 2016-01-19 Martin Jambor <mjambor@suse.cz>
24399 Martin Liska <mliska@suse.cz>
24400 Michael Matz <matz@suse.de>
24402 * Makefile.in (OBJS): Add new source files.
24403 (GTFILES): Add hsa.c.
24404 * common.opt (disable_hsa): New variable.
24405 (-Whsa): New warning.
24406 * config.in (ENABLE_HSA): New.
24407 * configure.ac: Treat hsa differently from other accelerators.
24408 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
24409 $enable_offloading.
24410 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
24411 * doc/install.texi (Configuration): Document --with-hsa-runtime,
24412 --with-hsa-runtime-include, --with-hsa-runtime-lib and
24413 --with-hsa-kmt-lib.
24414 * doc/invoke.texi (-Whsa): Document.
24415 (hsa-gen-debug-stores): Likewise.
24416 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
24417 to invoke offload compiler for hsa acclerator.
24418 * opts.c (common_handle_option): Determine whether HSA offloading
24419 should be performed.
24420 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
24421 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
24422 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
24423 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
24424 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
24425 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
24426 GF_OMP_FOR_KIND_GRID_LOOP.
24427 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
24428 (pp_gimple_stmt_1): Likewise.
24429 * gimple-walk.c (walk_gimple_stmt): Likewise.
24430 * gimple.c (gimple_build_omp_grid_body): New function.
24431 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
24432 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
24433 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
24434 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
24435 GF_OMP_TEAMS_GRID_PHONY.
24436 (gimple_statement_omp_single_layout): Updated comments.
24437 (gimple_build_omp_grid_body): New function.
24438 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
24439 (gimple_omp_for_grid_phony): New function.
24440 (gimple_omp_for_set_grid_phony): Likewise.
24441 (gimple_omp_parallel_grid_phony): Likewise.
24442 (gimple_omp_parallel_set_grid_phony): Likewise.
24443 (gimple_omp_teams_grid_phony): Likewise.
24444 (gimple_omp_teams_set_grid_phony): Likewise.
24445 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
24446 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
24447 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
24448 (BUILT_IN_GOMP_TARGET): Updated type.
24449 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
24450 (adjust_for_condition): New function.
24451 (get_omp_for_step_from_incr): Likewise.
24452 (extract_omp_for_data): Moved parts to adjust_for_condition and
24453 get_omp_for_step_from_incr.
24454 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
24455 (fixup_child_record_type): Bail out if receiver_decl is NULL.
24456 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
24457 (scan_omp_parallel): Do not create child functions for phony
24459 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
24460 (scan_omp_1_op): Checking assert we are not remapping to
24461 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
24462 (parallel_needs_hsa_kernel_p): New function.
24463 (expand_parallel_call): Register apprpriate parallel child
24464 functions as HSA kernels.
24465 (grid_launch_attributes_trees): New type.
24466 (grid_attr_trees): New variable.
24467 (grid_create_kernel_launch_attr_types): New function.
24468 (grid_insert_store_range_dim): Likewise.
24469 (grid_get_kernel_launch_attributes): Likewise.
24470 (get_target_argument_identifier_1): Likewise.
24471 (get_target_argument_identifier): Likewise.
24472 (get_target_argument_value): Likewise.
24473 (push_target_argument_according_to_value): Likewise.
24474 (get_target_arguments): Likewise.
24475 (expand_omp_target): Call get_target_arguments instead of looking
24476 up for teams and thread limit.
24477 (grid_expand_omp_for_loop): New function.
24478 (grid_arg_decl_map): New type.
24479 (grid_remap_kernel_arg_accesses): New function.
24480 (grid_expand_target_kernel_body): New function.
24481 (expand_omp): Call it.
24482 (lower_omp_for): Do not emit phony constructs.
24483 (lower_omp_taskreg): Do not emit phony constructs but create for them
24484 a temporary variable receiver_decl.
24485 (lower_omp_taskreg): Do not emit phony constructs.
24486 (lower_omp_teams): Likewise.
24487 (lower_omp_grid_body): New function.
24488 (lower_omp_1): Call it.
24489 (grid_reg_assignment_to_local_var_p): New function.
24490 (grid_seq_only_contains_local_assignments): Likewise.
24491 (grid_find_single_omp_among_assignments_1): Likewise.
24492 (grid_find_single_omp_among_assignments): Likewise.
24493 (grid_find_ungridifiable_statement): Likewise.
24494 (grid_target_follows_gridifiable_pattern): Likewise.
24495 (grid_remap_prebody_decls): Likewise.
24496 (grid_copy_leading_local_assignments): Likewise.
24497 (grid_process_kernel_body_copy): Likewise.
24498 (grid_attempt_target_gridification): Likewise.
24499 (grid_gridify_all_targets_stmt): Likewise.
24500 (grid_gridify_all_targets): Likewise.
24501 (execute_lower_omp): Call grid_gridify_all_targets.
24502 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
24503 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
24504 (tree_omp_clause): Added union field dimension.
24505 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
24506 * tree.c (omp_clause_num_ops): Added number of arguments of
24507 OMP_CLAUSE__GRIDDIM_.
24508 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
24509 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
24510 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
24511 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
24512 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
24513 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
24514 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
24515 * tree-pass.h (make_pass_gen_hsail): Declare.
24516 (make_pass_ipa_hsa): Likewise.
24517 * ipa-hsa.c: New file.
24518 * lto-section-in.c (lto_section_name): Add hsa section name.
24519 * lto-streamer.h (lto_section_type): Add hsa section.
24520 * timevar.def (TV_IPA_HSA): New.
24521 * hsa-brig-format.h: New file.
24522 * hsa-brig.c: New file.
24523 * hsa-dump.c: Likewise.
24524 * hsa-gen.c: Likewise.
24527 * toplev.c (compile_file): Call hsa_output_brig.
24528 * hsa-regalloc.c: New file.
24530 2016-01-18 Jeff Law <law@redhat.com>
24532 PR tree-optimization/69320
24533 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
24534 ranged object, do nothing if the RHS constant is not [0..1].
24535 (optimize_stmt): Comparing a boolean ranged object against a
24536 constant outside [0..1] results in a compile-time constant.
24538 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
24541 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
24543 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24544 (Option Summary): Update to reflect new section and moved options.
24545 (C++ Dialect Options): Move -fstats to new section.
24546 (Debugging Options): Move all dump, statistics, and other GCC
24547 developer options to new section. Rewrite section introduction
24548 and re-order remaining options to put the more basic ones first.
24549 (Optimization Options): Move -fira-verbose and -flto-report* to
24551 (Developer Options): New section incorporating moved options.
24552 * doc/cppopts.texi (-dM): Update cross-reference.
24554 2016-01-18 Richard Henderson <rth@redhat.com>
24557 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
24558 operands to pseudo only if CSE is expected. Split long immediate
24559 operands only after reload, and for the stack pointer.
24560 (*add<GPI>3_pluslong): Remove.
24561 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
24562 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
24563 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
24564 (*add<GPI>3 peepholes): New.
24565 (*add<GPI>3 splitters): New.
24566 * config/aarch64/constraints.md (Upl): New.
24567 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
24569 2016-01-18 Richard Biener <rguenther@suse.de>
24571 PR tree-optimization/69297
24572 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
24574 (vect_bb_vectorization_profitable_p): Clear visited flag again.
24576 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
24578 PR middle-end/68542
24579 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
24580 of mixind vector and scalar types.
24581 (fold_relational_const): Add handling of vector
24582 comparison with boolean result.
24583 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
24584 comparison of vector operands with boolean result for EQ/NE only.
24585 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
24586 (verify_gimple_cond): Likewise.
24587 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
24590 2016-01-18 Joseph Myers <joseph@codesourcery.com>
24592 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
24595 2016-01-18 Richard Biener <rguenther@suse.de>
24597 PR middle-end/69308
24598 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
24600 2016-01-18 Tom de Vries <tom@codesourcery.com>
24602 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
24604 2016-01-18 Tom de Vries <tom@codesourcery.com>
24606 * omp-low.c (set_oacc_fn_attrib): Make extern.
24607 * omp-low.h (set_oacc_fn_attrib): Declare.
24608 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
24609 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
24610 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
24611 Add and handle function parameter oacc_kernels_p.
24612 (find_reduc_addr, get_omp_data_i_param): New function.
24613 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
24614 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
24615 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
24616 Calculate dominance info. Skip loops that are not in a kernels region
24617 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
24618 (pass_parallelize_loops::execute): Call parallelize_loops with
24619 oacc_kernels_p argument.
24620 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
24621 New member function.
24622 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
24623 * passes.def: Add argument to pass_parallelize_loops instantation.
24625 2016-01-18 Tom de Vries <tom@codesourcery.com>
24627 * tree-parloops.c (pass_parallelize_loops::execute): Allow
24628 pass_parallelize_loops to be run outside the loop pipeline.
24630 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24632 * tree-scalar-evolution.c (follow_copies_to_constant): New.
24633 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
24635 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24638 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
24639 using get_ref_base_and_extent.
24640 (equal_mem_array_ref_p): New.
24641 (hashable_expr_equal_p): Add call to previous.
24643 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24646 * tree-sra.c (disqualified_constants, constant_decl_p): New.
24647 (sra_initialize): Allocate disqualified_constants.
24648 (sra_deinitialize): Free disqualified_constants.
24649 (disqualify_candidate): Update disqualified_constants when appropriate.
24650 (create_access): Scan for constant-pool entries as we go along.
24651 (scalarizable_type_p): Add check against type_contains_placeholder_p.
24652 (maybe_add_sra_candidate): Allow constant-pool entries.
24653 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
24654 (initialize_constant_pool_replacements): New.
24655 (sra_modify_assign): Avoid mangling assignments created by previous,
24656 and don't generate writes into constant pool.
24657 (sra_modify_function_body): Call initialize_constant_pool_replacements.
24659 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
24661 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
24662 andnot instruction.
24663 (scalar_chain::convert_op): Likewise.
24664 * config/i386/i386.md (*andndi3_doubleword): New.
24666 2016-01-18 Richard Biener <rguenther@suse.de>
24668 PR tree-optimization/69170
24669 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
24670 building a vector from scalar results of a pattern stmt.
24672 2016-01-18 Jakub Jelinek <jakub@redhat.com>
24674 * haifa-sched.c (autopref_multipass_init): Work around
24675 -Wmaybe-uninitialized warning.
24677 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
24679 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
24680 against the constant 0.
24682 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24684 PR tree-optimization/68799
24685 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
24686 look up phi candidates in the statement-candidate map.
24687 (phi_add_costs): Likewise.
24688 (record_phi_increments): Likewise.
24689 (phi_incr_cost): Likewise.
24690 (ncd_with_phi): Likewise.
24691 (all_phi_incrs_profitable): Likewise.
24693 2016-01-17 Jakub Jelinek <jakub@redhat.com>
24695 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
24696 -Wmaybe-uninitialized warning.
24698 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
24700 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24701 (Option Summary): Update to reflect new section and moved options.
24702 (C++ Dialect Options): Move -fvtable-verify and related options.
24703 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
24704 and profiling-related options.
24705 (Optimization Options): Move profile generation options and
24706 -fstack-protector and related options.
24707 (Instrumentation Options): New section incorporating moved options.
24708 (Code Generation Options): Move -finstrument-functions and
24709 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
24711 2016-01-16 Tom de Vries <tom@codesourcery.com>
24713 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
24715 2016-01-16 Tom de Vries <tom@codesourcery.com>
24717 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
24719 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
24721 * hash-table.h (hash_table::empty): Turn into an inline wrapper
24722 that checks whether the table is already empty. Rename the
24723 original implementation to...
24724 (hash_table::empty_slot): ...this new private function.
24726 2016-01-15 David Malcolm <dmalcolm@redhat.com>
24728 PR diagnostic/68899
24729 * diagnostic-show-locus.c (layout::print_source_line): Move x
24730 offset of line until after call to
24731 get_line_width_without_trailing_whitespace.
24733 2016-01-15 Jeff Law <law@redhat.com>
24735 PR tree-optimization/69270
24736 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
24737 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
24738 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
24739 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
24740 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24741 ssa_name_has_boolean_range and constant_boolean_node.
24743 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
24745 PR rtl-optimization/69030
24746 * lra-spills.c (remove_pseudos): Check nrefs and make the function
24748 (spill_pseudos): Delete debug insn for dead pseudo.
24749 (lra_spill): Initiate spill_hard_reg and slots memory separately.
24751 2016-01-15 Jiong Wang <jiong.wang@arm.com>
24753 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
24755 (TYPES_UNOPUS): Likewise.
24756 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
24757 builtin type, from UNOP to UNOPUS.
24758 (lbtruncuv4sf): Likewise.
24759 (lbtruncuv2df): Likewise.
24760 (lrounduv2sf): Likewise.
24761 (lrounduv4sf): Likewise.
24762 (lrounduv2df): Likewise.
24763 (lroundusf): Likewise.
24764 (lroundusf): Likewise.
24765 (lceiluv2sf): Likewise.
24766 (lceiluv4sf): Likewise.
24767 (lceiluv2df): Likewise.
24768 (lceilusf): Likewise.
24769 (lceiludf): Likewise.
24770 (lflooruv2sf): Likewise.
24771 (lflooruv4sf): Likewise.
24772 (lflooruv2df): Likewise.
24773 (lfloorusf): Likewise.
24774 (lfloorudf): Likewise.
24775 (lfrintnuv2sf): Likewise.
24776 (lfrintnuv4sf): Likewise.
24777 (lfrintnuv2df): Likewise.
24778 (lfrintnusf): Likewise.
24779 (lfrintnudf): Likewise.
24780 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
24782 (vcvtq_u32_f32): Likewise.
24783 (vcvtq_u64_f64): Likewise.
24784 (vcvta_u32_f32): Likewise.
24785 (vcvtaq_u32_f32): Likewise.
24786 (vcvtaq_u64_f64): Likewise.
24787 (vcvtm_u32_f32): Likewise.
24788 (vcvtmq_u32_f32): Likewise.
24789 (vcvtmq_u64_f64): Likewise.
24790 (vcvtn_u32_f32): Likwise.
24791 (vcvtnq_u32_f32): Likewise.
24792 (vcvtnq_u64_f64): Likewise.
24793 (vcvtp_u32_f32): Likewise.
24794 (vcvtpq_u32_f32): Likewise.
24795 (vcvtpq_u64_f64): Likewise.
24796 (vcvtmd_u64_f64): Likewise.
24797 (vcvtms_u32_f32): Likewise.
24798 (vcvtad_u64_f64): Likewise.
24799 (vcvtas_u32_f32): Likewise.
24800 (vcvtnd_u64_f64): Likewise.
24801 (vcvtns_u32_f32): Likewise.
24802 (vcvtpd_u64_f64): Likewise.
24803 (vcvtps_u32_f32): Likewise.
24805 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24807 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
24808 CSEL of zero_extended registers.
24810 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24812 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
24813 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
24815 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24817 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
24818 false when argument string is not found in the attributes table
24821 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
24824 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
24825 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
24826 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
24827 precision estimate.
24829 2016-01-15 Richard Biener <rguenther@suse.de>
24831 PR tree-optimization/66856
24832 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
24833 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
24834 (vect_create_new_slp_node): Increment stmt reference count.
24835 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
24836 an SLP tree before swapping operands.
24837 (vect_build_slp_tree): Likewise.
24838 (destroy_bb_vec_info): Free stmt info after SLP instances.
24839 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
24840 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
24841 (STMT_VINFO_NUM_SLP_USES): New macro.
24843 2016-01-15 Richard Biener <rguenther@suse.de>
24846 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
24847 (add_linkage_name): ... here.
24848 (gen_typedef_die): Use add_linkage_name_raw instead of
24849 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
24852 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
24854 * gimplify.c (oacc_default_clause): Decode reference and pointer
24855 types for both kernels and parallel regions.
24857 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
24859 PR middle-end/69246
24860 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
24862 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24864 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
24865 (convert_scalars_to_vector): Likewise.
24867 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
24869 * doc/extend.texi (Type Traits): Fix grammar.
24871 2016-01-15 Martin Jambor <mjambor@suse.cz>
24873 * tree-inline.c (remap_decl): Use existing dclarations if
24874 remapping a type and prevent_decl_creation_for_types.
24875 (replace_locals_stmt): Do an initial remapping of non-VLA typed
24876 decls first. Do real remapping with
24877 prevent_decl_creation_for_types set.
24878 * tree-inline.h (copy_body_data): New field
24879 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
24882 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24884 * config/s390/s390.opt (mmvcle): More verbose help text.
24886 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24888 * config/s390/s390.opt: Add period to -mzvector option text.
24890 2016-01-15 Richard Biener <rguenther@suse.de>
24892 PR tree-optimization/68961
24893 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
24894 of invariants in stores again.
24896 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
24898 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
24900 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24902 * config/i386/i386.c (ix86_expand_branch): Don't split
24903 DI mode xor instruction to SI mode.
24905 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24908 * ipa-icf.c (sem_function::merge): Virtual functions may become
24909 reachable even if they address is not taken and there are no
24912 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24914 * lto-streamer-out.c (subtract_estimated_size): New function.
24915 (get_symbol_initial_value): Use it.
24917 2016-01-15 Christian Bruel <christian.bruel@st.com>
24920 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
24921 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
24922 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
24923 use add_builtin_function_ext_scope instead of add_builtin_function.
24924 (neon_set_p, neon_crypto_set_p): Remove.
24925 (arm_init_builtins): Always call arm_init_neon_builtins and
24926 arm_init_crypto_builtins.
24927 (arm_expand_builtin): Check that builtins are allowed for the arch.
24928 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
24929 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
24930 arm_init_neon_builtins call.
24932 2016-01-15 Richard Biener <rguenther@suse.de>
24934 PR tree-optimization/69117
24935 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
24936 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
24937 of the leader conservatively.
24938 (free_scc_vn): Restore original SSA name infos.
24940 2016-01-14 Jeff Law <law@redhat.com>
24942 PR tree-optimization/69270
24943 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
24944 single bit of precision, verify it's also unsigned.
24945 (record_edge_info): Use constant_boolean_node rather than fold_convert
24946 to convert boolean_true/boolean_false to the right type.
24948 2016-01-14 Richard Henderson <rth@redhat.com>
24951 * loop-doloop.c (record_reg_sets): New.
24952 (doloop_optimize): Reject the transform if the sequence
24953 clobbers registers live at the end of the loop block.
24954 (doloop_optimize_loops): Enable df_live if needed.
24956 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
24958 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
24959 * config/rs6000/rs6000.c: Likewise.
24960 * config/rs6000/rs6000.h: Likewise.
24961 * config/rs6000/rs6000.md: Likewise.
24962 * doc/extend.texi: Likewsie.
24964 2016-01-14 Jeff Law <law@redhat.com>
24966 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
24969 2016-01-14 Richard Henderson <rth@redhat.com>
24973 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
24974 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
24975 instead of builtin_decl_declared_p to test for declaration.
24977 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
24979 * doc/loop.texi (Loop Analysis and Representation): Document
24980 loop_depth function.
24982 2016-01-14 Tom de Vries <tom@codesourcery.com>
24984 PR tree-optimization/68773
24985 * omp-low.c (expand_omp_target): Don't set force_output.
24986 * varpool.c (varpool_node::get_create): Same.
24987 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
24988 offload_funcs with force_output.
24990 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24993 * lra-eliminations.c (move_plus_up): Don't change anything if either
24994 the outer or inner subreg mode is not MODE_INT.
24995 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
24996 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
24998 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25000 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
25001 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
25002 reduc_uplus_@var{m}): Remove.
25003 * expr.c (expand_expr_real_2): Remove expansion path for
25004 reduc_[us](min|max|plus) optabs.
25005 * optabs-tree.c (scalar_reduc_to_vector): Remove.
25006 * optabs-tree.h (scalar_reduc_to_vector): Remove.
25007 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
25008 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
25009 * tree-vect-loop.c (vectorizable_reduction): Remove test for
25010 reduc_[us](min|max|plus) optabs.
25012 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25014 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
25015 (reduc_plus_scal_v2sf): New.
25016 (reduc_smax_v2sf): Rename to...
25017 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
25018 (reduc_smin_v2sf): Rename to...
25019 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
25021 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
25023 * alias.c (compare_base_symbol_refs): New function.
25024 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
25027 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25029 PR middle-end/68146
25030 PR tree-optimization/69155
25031 * tree-complex.c: Include cfganal.h.
25032 (phis_to_revisit): New variable.
25033 (extract_component): Add phiarg_p argument. Assert that returned
25034 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
25035 (update_phi_components): Partly rewrite to use loop over real/imag
25036 components instead of code duplication. If extract_component returns
25037 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
25038 create_tmp_reg into the PHI node instead, and mention the phi triplet
25039 in phis_to_revisit.
25040 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
25041 in phis_to_revisit at the end.
25043 2016-01-14 Richard Biener <rguenther@suse.de>
25045 PR tree-optimization/68060
25046 * tree-vect-loop.c (vect_is_simple_reduction): Check the
25047 outer loop reduction is only used in the inner loop before
25048 detecting a double reduction.
25050 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25053 * combine.c (expand_field_assignment): Punt if compute_mode is
25054 unsupported scalar mode.
25056 2016-01-14 Richard Biener <rguenther@suse.de>
25058 PR tree-optimization/66856
25059 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
25060 SLP node only if it built successfully.
25061 (vect_analyze_slp_instance): Adjust.
25063 2016-01-14 Jeff Law <law@redhat.com>
25065 PR tree-optimization/69270
25066 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
25067 (record_edge_info): Use it. Convert boolean_{true,false}_node
25068 to the type of op0.
25070 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
25073 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
25074 use block_ultimate_origin
25075 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
25077 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25079 * doc/invoke.texi (Submodel Options): Rename section to
25080 "Machine-Dependent Options" to better reflect its content.
25081 Rewrite introductory text to remove archaic CPU names.
25084 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25086 * doc/invoke.texi (Code Gen Options): Move section up in file,
25087 before target-specific options. Update menu and option summary
25088 to reflect the new section ordering.
25090 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25092 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
25093 (C++ Dialect Options): Add cross-reference to -std option.
25094 * doc/standards.texi (C++ Language): Document C++14 support.
25096 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
25098 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
25099 for pack/unpack functions for __ibm128.
25100 (PACK_IF): Likewise.
25101 (UNPACK_IF): Likewise.
25103 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
25104 support for __ibm128 pack/unpack functions.
25105 (rs6000_invalid_builtin): Likewise.
25106 (rs6000_init_builtins): Likewise.
25107 (rs6000_opt_masks): Likewise.
25109 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
25110 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
25112 (RS6000_BTM_COMMON): Likewise.
25114 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
25115 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
25116 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
25117 128-bit floating point. Add support for the double values to be
25118 in Altivec registers for TF/IF packing and unpacking, but restrict
25119 TD packing sub-fields to be FPR registers. Don't allow overlapped
25120 register support for packing. Allow pack inputs to be memory
25121 locations. Don't build generator functions for unpack<mode>_dm
25122 and unpack<mode>_nodm.
25123 (unpack<mode>_dm): Likewise.
25124 (unpack<mode>_nodm): Likewise.
25125 (pack<mode>): Likewise.
25127 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
25128 built-in functions to pack/unpack explicit __ibm128 values.
25129 (__builtin_unpack_ibm128): Likewise.
25131 * doc/extend.texi (PowerPC Built-in Functions): Document
25132 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
25134 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
25137 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
25138 Add new arg loc and pass it down as context.
25139 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
25140 to the location to use for the warning.
25141 (check_function_arguments): New arg loc. All callers changed. Pass
25142 it to check_function_nonnull.
25143 * c-common.h (check_function_arguments): Adjust declaration.
25145 2016-01-13 Jakub Jelinek <jakub@redhat.com>
25147 PR tree-optimization/69156
25148 * gimple.c (validate_type): Removed.
25149 (gimple_builtin_call_types_compatible_p): Use
25150 useless_type_conversion_p instead of validate_type.
25151 * value-prof.c (gimple_stringop_fixed_value): Fold
25152 icall_size to correct type.
25154 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25156 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
25159 2016-01-13 Richard Henderson <rth@redhat.com>
25162 * target.def (builtin_tm_load, builtin_tm_store): Remove.
25163 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
25164 (ix86_builtin_tm_store): Remove.
25165 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25166 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25167 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25168 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25169 * doc/tm.texi: Rebuild.
25171 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
25172 (BUILT_IN_TM_MEMCPY_RTWN): New.
25173 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
25174 fallback from vector to integer helpers.
25175 (build_tm_load): Handle vector types directly, instead of
25177 (build_tm_store): Likewise.
25178 (expand_assign_tm): Prepare for register types not handled by
25179 the above. Copy them to memory and use memcpy.
25180 * tree.c (tm_define_builtin): New.
25181 (find_tm_vector_type): New.
25182 (build_tm_vector_builtins): New.
25183 (build_common_builtin_nodes): Call it.
25185 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
25187 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
25188 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
25190 2016-01-13 Tom de Vries <tom@codesourcery.com>
25192 PR tree-optimization/69169
25193 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
25194 handled_struct_type param.
25195 (create_variable_info_for, intra_create_variable_infos): Call
25196 create_variable_info_for_1 with extra arg.
25198 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
25200 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
25201 and "armv8.1-a+crc" entries.
25203 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
25206 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
25207 Change first operand predicate from register_or_constm1_operand
25208 to register_operand.
25209 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
25210 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
25211 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
25212 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
25213 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
25214 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
25215 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
25216 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
25217 comparison with constm1_rtx from vec_prefetch_gen part.
25219 2016-01-13 Richard Biener <rguenther@suse.de>
25221 PR tree-optimization/69013
25222 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
25223 Exchange assert for a test.
25225 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25228 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
25230 2016-01-13 Richard Biener <rguenther@suse.de>
25232 PR tree-optimization/69242
25233 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
25234 assert with a check.
25236 2016-01-13 Richard Biener <rguenther@suse.de>
25238 PR tree-optimization/69186
25239 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
25240 Properly guard vect_update_misalignment_for_peel call.
25242 2016-01-12 Jeff Law <law@redhat.com>
25244 PR tree-optimization/pr67755
25245 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
25246 "need_profile_correction".
25247 (thread_block_1): Initialize new field to false by default. If we
25248 have multiple thread paths through a common joiner to different
25249 final targets, then set new field to true.
25250 (compute_path_counts): Only do count adjustment when it's really
25253 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25255 * doc/invoke.texi (Spec Files): Move section down in file, past
25256 all command-line option descriptions.
25258 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25260 PR middle-end/54809
25261 * doc/gty.texi: Remove documentation of mark_hook.
25262 * gengtype.c (struct write_types_data): Remove code to support
25263 mark_hook attribute.
25264 (walk_type): Likewise.
25265 (write_func_for_structure): Likewise.
25267 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25269 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
25270 Directory Options, and -specs= to Overall Options.
25271 (Overall Options): Adjust similarly. Reorder to group related
25272 options together. Make -specs= cross-reference the spec file details.
25273 (Directory Options): Adjust similarly.
25275 2016-01-12 Jeff Law <law@redhat.com>
25277 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
25279 2016-01-12 Olivier Hainque <hainque@adacore.com>
25281 * gcc.c (spec_undefvar_allowed): New global.
25282 (process_command): Set to true when running for --version or --help,
25284 (getenv_spec_function): When the variable is not defined, use the
25285 variable name as the variable value if we're allowed not to issue
25288 2016-01-12 Bin Cheng <bin.cheng@arm.com>
25290 PR tree-optimization/68911
25291 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
25292 information computed for expression "init + nit * step".
25294 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25296 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
25297 about name of GCC executable. Remove deleted node from menu.
25298 (Directory Options) <-B>: Remove cross-reference to deleted node.
25299 (Target Options): Delete section.
25301 2016-01-12 Christian Bruel <christian.bruel@st.com>
25304 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
25305 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
25307 2016-01-12 Jakub Jelinek <jakub@redhat.com>
25310 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
25311 aligned_mem is properly set for AVX512-VL floating point masked
25315 * ifcvt.c (cond_exec_process_if_block): When removing the last
25316 insn from then_bb, remove also any possible barriers that follow it.
25318 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
25322 * config/i386/iamcu.h (SIZE_TYPE): New macro.
25323 (PTRDIFF_TYPE): Likewise.
25324 (WCHAR_TYPE): Likewise.
25325 (WCHAR_TYPE_SIZE): Likewise.
25326 (STDINT_LONG32): Likewise.
25328 2016-01-12 Richard Biener <rguenther@suse.de>
25330 PR tree-optimization/69053
25331 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
25332 convert initial value for cond reductions.
25334 2016-01-12 Richard Biener <rguenther@suse.de>
25336 PR tree-optimization/69007
25337 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
25338 widen_sum after dot_prod and sad.
25340 2016-01-12 Richard Biener <rguenther@suse.de>
25342 PR tree-optimization/69168
25343 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
25344 pattern stmt SLP type.
25345 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
25346 end up unused so cope with that case.
25348 2016-01-12 Richard Biener <rguenther@suse.de>
25350 PR tree-optimization/69157
25351 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
25352 stmts def type only during analyze phase.
25353 (vectorizable_call): Likewise.
25354 (vectorizable_simd_clone_call): Likewise.
25355 (vectorizable_conversion): Likewise.
25356 (vectorizable_assignment): Likewise.
25357 (vectorizable_shift): Likewise.
25358 (vectorizable_operation): Likewise.
25359 (vectorizable_store): Likewise.
25360 (vectorizable_load): Likewise.
25362 2016-01-12 Richard Biener <rguenther@suse.de>
25364 PR tree-optimization/69174
25365 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
25367 (vectorizable_load): Properly compute the number of loads needed
25368 for permuted strided SLP loads and do not spuriously assign
25369 to SLP_TREE_VEC_STMTS.
25371 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
25373 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
25374 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
25375 (MD_EXEC_PREFIX): Remove.
25376 (MD_STARTFILE_PREFIX) Removee.
25377 (FILE_NAME_ABSOLUTE_P): Remove.
25378 (CPP_SPEC): Do not read macros from sys/version.h.
25379 (LINK_COMMAND_SPEC): Remove.
25380 (LOCAL_INCLUDE_DIR): Remove.
25381 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
25382 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
25383 (POST_LINK_SPEC): Define to invoke stubify after linker
25384 (LIBSTDCXX): Remove define
25385 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
25386 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
25387 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
25388 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
25389 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
25390 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
25391 (i386_djgpp_asm_named_section): Add propotype of new procedure
25393 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
25394 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
25395 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
25396 in config/i386/djgpp.h).
25397 (STANDARD_STARTFILE_PREFIX_2): Define identical to
25398 STANDARD_STARTFILE_PREFIX_1.
25399 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
25400 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
25401 installation errors.
25402 (MAX_OFILE_ALIGNMENT): Define to 128.
25403 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
25405 * config/i386/djgpp.c: New file. Add implementation of
25406 i386_djgpp_asm_named_section.
25408 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
25410 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
25411 Add rule for building djgpp.o.
25413 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25415 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
25416 (rtx_is_swappable_p): Reductions are swappable.
25417 (insn_is_swappable_p): V2DF reductions are swappable.
25419 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
25421 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
25422 reloads for other unsupported memory operands.
25424 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
25425 Jim Wilson <jim.wilson@linaro.org>
25428 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
25429 copy_to_mode_reg instead of force_reg.
25431 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25434 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
25435 TARGET_80387 is true.
25437 2016-01-11 Jakub Jelinek <jakub@redhat.com>
25440 * lra-eliminations.c (move_plus_up): Only move plus up
25441 if subreg of the constant can be simplified into constant
25442 and use the simplified subreg of the constant instead of
25443 the original constant.
25445 * fold-const.c (fold_convertible_p): Don't return true
25446 for conversion of VECTOR_TYPE to same sized integral type.
25447 (fold_convert_loc): Fix up formatting. Fold conversion of
25448 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
25449 instead of NOP_EXPR.
25451 PR tree-optimization/69214
25452 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
25453 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
25456 PR tree-optimization/69207
25457 * tree-vect-slp.c (vect_get_constant_vectors): For
25458 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
25459 fold_convertible_p to vector_type's element type, and always
25460 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
25462 2016-01-11 Richard Biener <rguenther@suse.de>
25464 PR tree-optimization/69173
25465 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
25466 fixup the cycle if all stmts are in a pattern.
25468 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
25470 PR middle-end/68999
25471 * alias.c (base_alias_check): Move check for addresses with
25472 alignment ANDs before the call for compare_base_decls.
25473 (memrefs_conflict_p): Return -1 for different decls
25474 that went through alignment adjustments.
25476 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25478 PR rtl-optimization/68796
25479 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
25480 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
25481 and QImode comparisons against zero with CC_NZmode.
25482 * config/aarch64/iterators.md (short_mask): New mode_attr.
25484 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25486 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
25487 (<avx512>_store<mode>_mask): Likewise.
25489 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
25490 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25492 PR rtl-optimization/68841
25493 * ifcvt.c (struct noce_if_info): Add orig_x field.
25494 (bbs_ok_for_cmove_arith): Add to_rename parameter.
25495 Don't record conflicts on to_rename if it's present.
25496 Allow memory destinations in sets.
25497 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
25498 blocks, passing orig_x to the checks.
25499 (noce_process_if_block): Set if_info->orig_x appropriately.
25501 2016-01-11 Tom de Vries <tom@codesourcery.com>
25503 PR tree-optimization/69069
25504 * tree-parloops.c (create_parallel_loop): Add missing phi args.
25506 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
25508 PR rtl-optimization/68920
25509 * config/i386/i386.c (ix86_option_override_internal): Restrict number
25510 of conditional moves for RTL if-conversion to 1 for
25511 TARGET_ONE_IF_CONV_INSN.
25512 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
25513 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
25514 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
25515 parameter to restirct number of conditional moves for
25517 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
25518 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
25521 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
25524 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
25525 onepart vars. Fix typo in comment. Fix reversed condition in
25527 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
25530 * var-tracking.c (dump_onepart_variable_differences): New.
25531 (dataflow_set_different): If a detailed dump is requested,
25532 delay early returns and dump differences between onepart
25533 variables present before and after, and added variables.
25535 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
25538 * expr.c (expand_expr_real_1): For boolean vector constants
25539 with a scalar mode use const_scalar_mask_from_tree.
25540 (const_scalar_mask_from_tree): New.
25541 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
25542 assigned to a mask type to handle constants.
25544 2016-01-11 Martin Jambor <mjambor@suse.cz>
25547 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
25548 useless parameters if we cannot change function signature.
25550 2016-01-11 Martin Jambor <mjambor@suse.cz>
25553 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
25556 2016-01-11 Tom de Vries <tom@codesourcery.com>
25558 PR tree-optimization/69109
25559 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
25562 2016-01-11 Tom de Vries <tom@codesourcery.com>
25564 PR tree-optimization/69108
25565 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
25566 res is not used in a phi.
25568 2016-01-11 Yury Gribov <y.gribov@samsung.com>
25571 * common.opt (frandom-seed): Fix parameter name.
25572 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
25574 2016-01-11 Tom de Vries <tom@codesourcery.com>
25576 PR tree-optimization/69058
25577 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
25580 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
25582 * config/arc/arc.opt (mdiv-rem): Add period to the end.
25583 (mcode-density): Likewise.
25585 2016-01-10 Tom de Vries <tom@codesourcery.com>
25587 PR tree-optimization/69062
25588 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
25589 (parallelize_loops): Don't paralelize loop that has phi with address
25592 2016-01-10 Tom de Vries <tom@codesourcery.com>
25594 PR tree-optimization/69039
25595 * tree-parloops.c (try_create_reduction_list): Only allow single exit
25598 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
25600 PR middle-end/68743
25601 * match.pd: Require target has function_c99_misc before doing
25602 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
25604 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
25606 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
25608 * configure: Regenerate.
25610 2016-01-09 Jakub Jelinek <jakub@redhat.com>
25612 PR middle-end/50865
25613 PR tree-optimization/69097
25614 * fold-const.h (expr_not_equal_to): New prototype.
25615 * fold-const.c: Include stringpool.h and tree-ssanames.h.
25616 (expr_not_equal_to): New function.
25617 * match.pd (X % -Y is the same as X % Y): Don't optimize
25618 unless X is known not to be equal to minimum or Y is known
25619 not to be equal to -1.
25620 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
25621 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
25622 (simplify_stmt_using_ranges): Adjust caller.
25623 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
25624 substitute_and_fold.
25626 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
25628 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
25631 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25633 PR tree-optimization/69167
25634 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
25635 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
25637 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
25639 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
25640 Richard Biener <rguenther@suse.de>
25642 PR tree-optimization/68707
25643 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
25644 instances that can be handled via vect_load_lanes.
25646 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
25648 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
25649 if we can't determine address equivalence.
25650 * alias.c (compare_base_decl): Update for changed return value of
25651 symtab_node::equal_address_to.
25653 2016-01-08 Jason Merrill <jason@redhat.com>
25657 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
25658 * expr.c (store_field): Not here.
25659 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
25660 call with TREE_ADDRESSABLE type.
25661 * tree-cfg.c (verify_gimple_call): Adjust.
25663 2016-01-08 Olivier Hainque <hainque@adacore.com>
25665 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
25668 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
25670 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
25671 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
25672 (reduc_smin_v2sf): Rename to...
25673 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
25674 (reduc_splus_v2sf): Rename to...
25675 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
25677 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25679 PR tree-optimization/69162
25680 * gimplify.c (gimplify_va_arg_expr): Encode original type of
25681 valist argument in another argument.
25682 (gimplify_modify_expr): Adjust for the above change. Cleanup.
25683 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
25684 to determine the va_list type, build a MEM_REF instead of
25685 build_fold_indirect_ref.
25687 PR tree-optimization/69172
25688 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
25691 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
25693 PR tree-optimization/67781
25694 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
25695 and cmpnop in two steps: first the ones not accessed in original
25696 gimple expression in a endian independent way and then the ones not
25697 accessed in the final result in an endian-specific way.
25699 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25701 PR tree-optimization/69083
25702 * tree-vect-slp.c (vect_get_constant_vectors): For
25703 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
25704 element type. If op is fold_convertible_p to vector_type's element
25705 type, use NOP_EXPR instead of VCE.
25707 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
25709 PR rtl-optimization/67778
25710 PR rtl-optimization/68634
25711 PR rtl-optimization/68909
25712 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
25713 block from the stack until done with it. Remove a superfluous
25714 bitmap set. Remove a superfluous bitmap test.
25716 2016-01-07 Martin Sebor <msebor@redhat.com>
25719 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
25720 constraint on the type of arguments.
25722 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
25724 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
25725 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
25726 unaligned_access on the gcc_options set.
25727 * config/arm/arm.c (arm_option_override_internal): Use
25728 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
25730 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
25733 * config/i386/i386.c (ix86_frame_pointer_required): Enable
25734 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
25736 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
25739 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25742 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25743 depending on frame_pointer_needed before remaining integer and SSE
25744 registers are saved.
25746 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
25749 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
25751 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
25754 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
25755 Use the "xBm" constraint.
25756 (float<sseintvecmodelower><mode>2<mask_name><round_name):
25758 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
25759 (sse_cvtsi2ssq<round_name>): Likewise.
25760 (sse_cvtss2si<round_name>): Likewise.
25761 (sse_cvtss2siq<round_name>): Likewise.
25762 (sse2_cvtsi2sdq<round_name>): Likewise.
25763 (sse2_cvtsd2si<round_name>): Likewise.
25764 (sse2_cvtsd2siq<round_name>): Likewise.
25765 * config/i386/subst.md (round_nimm_scalar_predicate): New
25768 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
25770 PR middle-end/67639
25771 * varasm.c (make_decl_rtl): Mark invalid register vars as
25774 PR rtl-optimization/66206
25775 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
25776 All callers changed.
25778 2016-01-07 Jakub Jelinek <jakub@redhat.com>
25780 PR tree-optimization/69141
25781 * tree-ssa-pre.c: Include langhooks.h.
25782 (eliminate_dom_walker::before_dom_children): Use
25783 lang_hooks.decl_printable_name instead of
25784 cgraph_node::get ()->name ().
25786 PR middle-end/68960
25787 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
25788 it and DECL_ALIGN too.
25790 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
25792 * config/mips/mips-ftypes.def: Sort to lexicographical order.
25794 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25797 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25798 depending on frame_pointer_needed before remaining integer and SSE
25799 registers are saved.
25801 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25803 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
25804 mode iterator with VSX_M2.
25805 (*p9_vecstore_<mode>): Likewise.
25806 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
25807 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
25808 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
25809 (define_split for VSX_LE128 stores): Likewise.
25810 (define_peephole2 for TImode LE swaps): Likewise.
25811 (define_split for VSX_LE128 post-reload stores): Likewise.
25813 2016-01-06 Marek Polacek <polacek@redhat.com>
25816 * convert.c (convert_to_integer_1): Adjust call to
25817 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
25818 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
25819 EXPR instead of ARG.
25820 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
25822 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25825 * doc/extend.texi (RL78 Variable Attributes): New section.
25827 2016-01-05 Marek Polacek <polacek@redhat.com>
25830 * builtins.c (get_memmodel): Use expansion point location rather than
25831 the input location. Call warning_at rather than warning.
25832 (expand_builtin_atomic_compare_exchange): Likewise.
25833 (expand_builtin_atomic_load): Likewise.
25834 (expand_builtin_atomic_store): Likewise.
25835 (expand_builtin_atomic_clear): Likewise.
25837 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25840 * config/i386/i386.c (ix86_expand_vector_logical_operator):
25841 Replace nonimmediate_operand with vector_operand.
25842 * config/i386/predicates.md (vector_operand): New predicate.
25843 (general_vector_operand): Replace nonimmediate_operand with
25845 * config/i386/sse.md: Replace nonimmediate_operand with
25846 vector_operand and m constraint with Bm constraint on SSE
25847 patterns with 16-byte memory operand.
25848 * config/i386/subst.md (round_nimm_predicate): Replace
25849 nonimmediate_operand with vector_operand.
25850 (round_saeonly_nimm_predicate): Likewise.
25851 (round_saeonly_nimm_scalar_predicate): New.
25853 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25856 * config/i386/constraints.md (Bm): New constraint.
25857 * config/i386/predicates.md (vector_memory_operand): New
25859 * config/i386/sse.md: Replace xm with xBm in plusminus and
25860 any_logic patterns.
25862 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25865 * doc/extend.texi (V850 Function Attributes): New section.
25866 (V850 Variable Attributes): New section.
25868 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25871 * doc/extend.texi (MicroBlaze Function Attributes): Document
25872 interrupt_handler and fast_interrupt attributes.
25874 2016-01-05 Sergei Trofimovich <siarheit@google.com>
25877 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
25878 for local symbolic operands.
25879 * config/ia64/predicates.md (local_symbolic_operand64): New
25882 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25884 PR rtl-optimization/68651
25885 * combine.c (combine_simplify_rtx): Canonicalize x + x into
25888 2016-01-05 Nathan Sidwell <nathan@acm.org>
25890 * alias.c (compare_base_decls): Use symtab_node::get.
25892 2016-01-05 Nick Clifton <nickc@redhat.com>
25895 * ira-costs.c (copy_cost): Initialise the t_icode field of the
25896 secondary_reload_info structure.
25899 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
25900 decls if weak support is available.
25902 2016-01-04 Martin Sebor <msebor@redhat.com>
25904 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
25906 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
25908 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
25909 OPTION_MASK_P9_DFORM.
25911 * config/rs6000/constraints.md (wo constraint): New constraint for
25914 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
25916 (rs6000_init_hard_regno_mode_ok): Likewise.
25918 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
25921 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
25922 expanders not to have constraints. Add support for ISA 3.0 xxperm
25923 instruction. Add support for fusing xxlor with xxperm.
25924 (altivec_vperm_<mode>_internal): Likewise.
25925 (altivec_vperm_v8hiv16qi): Likewise.
25926 (altivec_vperm_<mode>v16q): Likewise.
25927 (altivec_vperm_<mode>_uns): Likewise.
25928 (vperm_v8hiv4si): Likewise.
25929 (vperm_v16qiv8hi): Likewise.
25931 * doc/md.texi (RS/6000 constraints): Document wo constraint.
25933 2016-01-04 Jakub Jelinek <jakub@redhat.com>
25935 Update copyright years.
25937 * gcc.c (process_command): Update copyright notice dates.
25938 * gcov-dump.c (print_version): Ditto.
25939 * gcov.c (print_version): Ditto.
25940 * gcov-tool.c (print_version): Ditto.
25941 * gengtype.c (create_file): Ditto.
25942 * doc/cpp.texi: Bump @copying's copyright year.
25943 * doc/cppinternals.texi: Ditto.
25944 * doc/gcc.texi: Ditto.
25945 * doc/gccint.texi: Ditto.
25946 * doc/gcov.texi: Ditto.
25947 * doc/install.texi: Ditto.
25948 * doc/invoke.texi: Ditto.
25950 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25952 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
25953 modes larger than TImode as TImode if NEON is not enabled.
25955 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25958 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
25959 mode for %f0-%f31 only if TARGET_FPU.
25961 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25964 * config/sparc/sparc.c (scan_record_type): Take into account subfields
25965 to compute the PACKED_P predicate.
25966 (function_arg_record_value): Minor tweaks.
25968 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25970 * doc/install.texi (--with-multilib-list): Describe the meaning of the
25971 option for arm*-*-* targets.
25973 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
25975 * doc/extend.texi (Common Function Attributes): Move docs for
25976 MSP430-specific attributes to....
25977 (MSP430 Function Attributes): ...here. Delete the redundant
25978 entries and copy-edit the remaining text.
25979 (MSP430 Variable Attributes): Use uniform format for index
25980 entries and add a cross-reference to the corresponding function
25983 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
25985 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
25987 (x86 Options): Likewise.
25989 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25993 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
25994 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
25995 to corresponding attribute.
25997 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25999 * doc/extend.texi (Common Function Attributes) <noplt>: Move
26000 to correct alphabetization of table. Copy-edit and correct
26002 <stack_protect>: Likewise.
26003 <target_clones>: Likewise.
26005 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
26006 Correct punctuation.
26007 (Code Gen Options) <-fno-plt>: Copy-edit.
26009 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
26012 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
26013 SI values. Explicitly convert SI to DI and vice-versa.
26015 2016-01-01 Jakub Jelinek <jakub@redhat.com>
26017 PR tree-optimization/69070
26018 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
26019 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
26022 * ubsan.c (ubsan_instrument_float_cast): Call
26023 initialize_sanitizer_builtins.
26026 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
26028 Copyright (C) 2016 Free Software Foundation, Inc.
26030 Copying and distribution of this file, with or without modification,
26031 are permitted in any medium without royalty provided the copyright
26032 notice and this notice are preserved.