1 2016-10-13 Richard Biener <rguenther@suse.de>
3 * dwarf2out.c (tree_add_const_value_attribute): Do not try
4 rtl_for_decl_init during early phase.
5 (gen_variable_die): Do not create locations during early phase.
6 (gen_label_die): Likewise.
7 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
10 2016-10-12 Richard Biener <rguenther@suse.de>
12 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
13 try_add_new_range and made to eturn new range.
14 (evrp_dom_walker::before_dom_children): Push op1 value range before
15 pushing op0 value range.
17 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19 PR tree-optimization/77937
20 * gimple-ssa-strength-reduction.c (analyze_increments): Use
21 POINTER_TYPE_P on the candidate type to determine whether
22 candidates in this chain require pointer arithmetic.
24 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
26 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
27 correction if the type is smaller than a word.
28 (visium_select_cc_mode): Add ... fall through ... comment.
30 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
32 * config/rs6000/rs6000.c (machine_function): Add new fields
33 gpr_is_wrapped_separately and lr_is_wrapped_separately.
34 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
35 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
36 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
37 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
38 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
39 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
40 (rs6000_get_separate_components): New function.
41 (rs6000_components_for_bb): New function.
42 (rs6000_disqualify_components): New function.
43 (rs6000_emit_prologue_components): New function.
44 (rs6000_emit_epilogue_components): New function.
45 (rs6000_set_handled_components): New function.
46 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
47 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
48 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
49 (rs6000_emit_epilogue): Don't emit GPR restores if
50 gpr_is_wrapped_separately for that register. Don't make a
51 REG_CFA_RESTORE note for registers we did not restore, either.
53 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
55 * function.c (thread_prologue_and_epilogue_insns): Call
56 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
57 if it has possibly changed. Compute the split_prologue_seq and
58 epilogue_seq later, too.
59 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
60 (dump_components): New function.
61 (struct sw): New struct.
63 (init_separate_shrink_wrap): New function.
64 (fini_separate_shrink_wrap): New function.
65 (place_prologue_for_one_component): New function.
66 (spread_components): New function.
67 (disqualify_problematic_components): New function.
68 (emit_common_heads_for_components): New function.
69 (emit_common_tails_for_components): New function.
70 (insert_prologue_epilogue_for_components): New function.
71 (try_shrink_wrapping_separate): New function.
72 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
74 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
76 * regrename.c (build_def_use): Invalidate chains that have a
77 REG_CFA_RESTORE on some instruction.
79 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
81 * dce.c (delete_unmarked_insns): Don't delete instructions with
82 a REG_CFA_RESTORE note.
84 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
86 * common.opt (-fshrink-wrap-separate): New flag.
87 * doc/invoke.texi: Document it.
88 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
89 * doc/tm.texi: Regenerate.
90 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
91 * target.def (shrink_wrap): New hook vector.
92 (get_separate_components, components_for_bb, disqualify_components,
93 emit_prologue_components, emit_epilogue_components,
94 set_handled_components): New hooks.
96 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
98 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
99 vector return by reference only if -Wpsabi.
100 (rs6000_pass_by_reference): Similarly, for argument passing.
102 2016-10-12 David Malcolm <dmalcolm@redhat.com>
104 * function-tests.c: Include "print-rtl.h".
105 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
106 function, and verify what is dumped.
107 * print-rtl-function.c (print_edge): New function.
108 (begin_any_block): New function.
109 (end_any_block): New function.
110 (can_have_basic_block_p): New function.
111 (print_rtx_function): Track the basic blocks of insns in the
112 chain, wrapping those that are within blocks within "(block)"
113 directives. Remove the "(cfg)" directive.
115 2016-10-12 David Malcolm <dmalcolm@redhat.com>
117 * selftest.c (selftest::read_file): New function.
118 (selftest::test_read_file): New function.
119 (selftest::selftest_c_tests): Call test_read_file.
120 * selftest.h (selftest::read_file): New decl.
122 2016-10-12 Richard Biener <rguenther@suse.de>
125 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
128 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
130 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
132 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
133 dwarf2out_assembly_start.
135 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
137 * Makefile.in (SELFTEST_FLAGS): New variable.
138 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
140 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
143 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
145 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
148 2016-10-12 Martin Liska <mliska@suse.cz>
150 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
151 (gimple_fold_builtin_memory_op): Use the function.
152 (gimple_fold_builtin_strchr): Likewise.
153 (gimple_fold_builtin_strcat): Likewise.
154 (gimple_build): Likewise.
156 2016-10-12 Nathan Sidwell <nathan@acm.org>
158 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
160 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
162 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
163 equivalent 32-bit constant (modulo 2**32) when that yields
164 smaller instructions.
165 (size_of_int_loc_descriptor): Update accordingly.
167 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
169 * dwarf2out.c (dwarf2out_early_global_decl): For nested
170 functions, call dwarf2out_decl on the parent function first.
172 2016-10-12 Richard Biener <rguenther@suse.de>
174 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
177 2016-10-12 Richard Biener <rguenther@suse.de>
179 * tree-ssa-propagate.c
180 (substitute_and_fold_dom_walker::before_dom_children): Do not
181 ignore ASSERT_EXPRs but only preserve them.
182 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
183 that have been propagated into.
184 (vrp_finalize): Enable DCE for substitute_and_fold.
186 2016-10-12 Richard Biener <rguenther@suse.de>
188 PR tree-optimization/77920
189 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
190 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
191 (simplify_abs_using_ranges): Likewise.
192 (simplify_conversion_using_ranges): Likewise.
193 (simplify_stmt_using_ranges): Adjust.
195 2016-10-12 Jakub Jelinek <jakub@redhat.com>
197 PR tree-optimization/77929
198 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
199 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
201 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
204 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
205 needs a base register for arg 1.
207 2016-10-12 Jakub Jelinek <jakub@redhat.com>
209 * common.opt (Wimplicit-fallthrough) Turn into alias to
210 -Wimplicit-fallthrough=3. Remove EnabledBy.
211 (Wimplicit-fallthrough=): New option.
212 * gimplify.c (warn_implicit_fallthrough_r): Use
213 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
214 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
215 to -Wimplicit-fallthrough=3.
216 (-Wimplicit-fallthrough=): Document.
218 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
220 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
221 and GEU in DImode if TARGET_SUBXC.
222 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
223 (seqdi<W:mode>_zero_subxc): Delete.
224 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
225 (neg_seqdi<W:mode>_zero_vis3): Delete.
226 (plus_seqdi<W:mode>_zero): Likewise.
227 (minus_seqdi<W:mode>_zero): Likewise.
228 (plus_plus_sltu<W:mode>): Accept only register.
229 (addx<W:mode>): Likewise.
230 (plus_sltu<W:mode>_vis3): Likewise.
231 (plus_plus_sltu<W:mode>_vis3): Likewise.
232 (neg_sgeu<W:mode>_vis3): Delete.
233 (minus_sgeu<W:mode>_vis3): Likewise.
234 (addxc<W:mode>): Accept only registers.
235 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
236 (minus_neg_sltu<W:mode>_subxc): Accept only register.
237 (neg_plus_sltu<W:mode>_subxc): Likewise.
238 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
239 (minus_minus_sltu<W:mode>_subxc): Accept only register.
240 (sgeu<W:mode>_insn_subxc): Delete.
241 (plus_sgeu<W:mode>_subxc): Likewise.
242 (subxc<W:mode>): Accept only register.
243 (scc splitter): Split always GEU again.
245 2016-10-11 Jeff Law <law@redhat.com>
247 PR tree-optimization/77424
248 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
249 dead conditionals. Assert that all e->aux fields are NULL.
251 2016-10-11 David Malcolm <dmalcolm@redhat.com>
253 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
254 operand-printing "switch" statement into...
255 (print_rtx_operand_code_0): ...this new function, ...
256 (print_rtx_operand_code_e): ...this new function, ...
257 (print_rtx_operand_codes_E_and_V): ...this new function, ...
258 (print_rtx_operand_code_i): ...this new function, ...
259 (print_rtx_operand_code_r): ...this new function, ...
260 (print_rtx_operand_code_u): ...this new function, ...
261 (print_rtx_operand): ...and this new function.
263 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
265 * config/alpha/alpha-passes.def: New file.
266 * config/alpha/t-alpha: New file.
267 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
268 (make_pass_handle_trap_shadows): New prototype.
269 (make_pass_align_insns): Ditto.
270 * config/alpha/alpha.c (alpha_option_override): Don't register
272 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
274 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
277 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
278 distinct __ibm128 IBM extended double type if long doubles are
279 128-bits and the default format for long double is IEEE 128-bit.
281 2016-10-11 Richard Biener <rguenther@suse.de>
283 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
284 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
285 (verify_die): New function.
286 (dwarf2out_finish): Call it.
287 (output_line_info): Handle case of -gsplit-dwarf without
288 DWARF2_ASM_LINE_DEBUG_INFO.
290 2016-10-11 Richard Biener <rguenther@suse.de>
293 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
294 sub-chains of BLOCK_VARS and gimple_bind_vars.
296 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
298 * config/i386/znver1.md : Fix imov/imovx load type reservations.
300 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
302 * config/sparc/sparc.opt (msubxc): New option.
303 * doc/invoke.texi (SPARC options): Document it and tidy up.
304 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
305 * doc/tm.texi: Regenerate.
306 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
308 (CCX_NOOV): Rename into...
312 * config/sparc/predicates.m (fcc_register_operand): Simplify.
313 (fcc0_register_operand): Likewise.
314 (icc_register_operand): New.
315 (icc_or_fcc_register_operand): Simplify.
316 (nz_comparison_operator): New.
317 (c_comparison_operator): Likewise.
318 (noov_compare_operator): Rename into...
319 (icc_comparison_operator): ...this. Use above predicates.
320 (noov_compare64_operator): Rename into...
321 (v9_comparison_operator): ...this and tidy up.
322 (fcc_comparison_operator): New.
323 (icc_or_fcc_comparison_operator): Likewise.
324 (v9_register_compare_operator): Rename info...
325 (v9_register_comparison_operator): ...this.
326 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
327 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
329 (sparc_fixed_condition_code_regs): New function.
330 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
331 renaming and add support for CCC/CCXC.
332 (output_cbranch): Likewise.
333 (sparc_print_operand): Likewise.
334 (gen_v9_scc): Remove obsolete assertion.
335 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
336 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
337 (output_cbcond): Remove bogus handling of CC modes.
338 (sparc_register_move_cost): Return 100 for NO_REGS.
339 * config/sparc/sparc.md (W): New mode iterator.
340 (length): Adjust for noov_compare64_operator renaming.
341 (cmpsi_sne): New instruction.
342 (cmpdi_sne): Likewise.
343 (seqdi_special): Delete.
344 (seqdi_special): Likewise.
345 (snesi<P:mode>_special): Likewise.
346 (snedi_special): Likewise.
347 (snedi_special_vis3): Likewise.
348 (snesi patterns): Use W iterator.
349 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
350 (sltu patterns): Likewise.
351 (sgeu patterns): Likewise.
352 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
353 (normal_branch): Use icc_comparison_operator predicate.
354 (inverted_branch): Likewise.
355 (cbcond_sp32): Use comparison_operator predicate.
356 (cbcond_sp64): Likewise.
357 (normal_int_branch_sp64): Adjust for renaming
358 (inverted_int_branch_sp64): Likewise.
359 (mov<I:mode>_cc_reg_sp64): Likewise.
360 (movsf_cc_reg_sp6): Likewise.
361 (movdf_cc_reg_sp64): Likewise.
362 (movtf_cc_reg_hq_sp64): Likewise.
363 (movtf_cc_reg_sp64): Likewise.
364 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
365 (movsf_cc_v9): Likewise.
366 (movdf_cc_v9): Likewise.
367 (movtf_cc_hq_v9): Likewise.
368 (movtf_cc_v9): Likewise.
369 (adddi3): Call gen_adddi3_sp32.
370 (adddi3_insn_sp32): Rename to...
371 (adddi3_sp32): ...this. Accept only register_operand as operand #1
372 and use CCCmode for the carry.
373 (addx_extend_sp32): Use CCCmode for the carry.
374 (addx_extend_sp64): Delete.
375 (adddi3_extend_sp32): Use CCCmode for the carry.
376 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
377 (subdi3): Call gen_subdi3_sp32.
378 (subdi3_insn_sp32): Rename to...
379 (subdi3_sp32): ...this and use CCmode for the carry.
380 (subx_extend_sp32): Use CCCmode for the carry.
381 (subx_extend_sp64): Delete.
382 (subdi3_extend_sp32): Use CCmode for the carry.
383 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
384 (negdi3): Call gen_negdi3_sp32.
385 (negdi3_sp32): Use CCCmode for the carry.
386 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
387 (cmp_nz_ashift_1): Use CCNZ mode.
388 (cmp_nz_set_ashift_1): Likewise.
389 (ctrapsi4): Use comparison_operator predicate.
390 (ctrapdi4): Likewise.
391 (trapsi_insn): Use icc_comparison_operator predicate.
392 (trapdi_insn): Likewise.
393 (edge8 patterns): Use CCNZmode.
394 (edge16 patterns): Likewise.
395 (edge32 patterns): Likewise.
397 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
399 * config/visium/visium-modes.def (CC_NOOV): Rename into...
401 (CC_BTST): Rename into...
403 * config/visium/predicates.md (real_add_operand): New.
404 (visium_btst_operator): Rename into...
405 (visium_equality_comparison_operator): ...this.
406 (visium_noov_operator): Rename into...
407 (visium_nz_comparison_operator): ...this.
408 (visium_c_comparison_operator): New.
409 (visium_branch_operator): Adjust and deal with all CC modes.
410 * config/visium/visium.c (visium_adjust_cost): Adjust.
411 (visium_split_double_add): Use the *_set_carry patterns.
412 (visium_select_cc_mode): Add support for CCC mode and adjust.
413 (output_cbranch): Adjust and use the carry-based operators for
414 floating-point comparisons.
415 * config/visium/visium.md (flags_subst_arith): Adjust.
416 (addsi3_insn_set_carry): New instruction.
417 (subsi3_insn_set_carry): Likewise.
418 (negsi2_insn_set_carry): Likewise.
420 (cmp<mode>_sne): Likewise.
421 (cbranch<mode>4): Use ordered_comparison_operator.
422 (cbranch<mode>4_insn): Likewise.
423 (cbranchsi4_btst_insn): Adjust.
425 2016-10-11 Tom de Vries <tom@codesourcery.com>
428 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
431 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
433 * tree.h (build_complex_type): Add second parameter with default.
434 * tree.c (build_complex_type): Add NAMED second parameter and adjust
435 recursive call. Create a TYPE_DECL only if NAMED is true.
436 (build_common_tree_nodes): Pass true in calls to build_complex_type.
438 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
440 New avr-passes.def to register AVR specific passes.
442 * config/avr/avr-passes.def: New file.
443 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
444 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
445 (make_avr_pass_recompute_note): New proto.
446 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
447 (avr_pass_recompute_notes): Use anonymous namespace.
448 (avr_register_passes): Remove function...
449 (avr_option_override): ...and its call.
451 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
453 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
454 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
455 PTF_AVOID_BRANCHLIKELY_SPEED for others.
456 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
458 * config/mips/mips.c (mips_option_override): Enable the branch
459 likely depending on the tune flags and optimization level.
460 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
461 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
462 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
463 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
465 2016-10-11 Richard Biener <rguenther@suse.de>
467 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
468 (output_function): Properly stream the whole block tree.
469 * lto-streamer-in.c (input_function): Likewise.
471 2016-10-11 Marek Polacek <polacek@redhat.com>
473 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
475 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
477 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
478 (evrp_dom_walker::before_dom_children): Infer and push new value
479 ranges for x in y < x.
481 2016-10-10 Joseph Myers <joseph@codesourcery.com>
484 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
485 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
486 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
487 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
488 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
489 (IA64_NO_LIBGCC_TFMODE): Likewise.
491 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
493 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
496 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
498 * config.gcc: Add aarch64-*-freebsd* support.
499 * config.host: Likewise.
500 * config/aarch64/aarch64-freebsd.h: New file.
501 * config/aarch64/t-aarch64-freebsd: Ditto.
503 2016-10-10 Jeff Law <law@redhat.com>
505 PR tree-optimization/71947
506 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
507 B with A within a single statement.
509 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
511 PR tree-optimization/77824
512 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
513 zero cost for copies.
514 (find_candidates_dom_walker::before_dom_children): Replace
515 MODIFY_EXPR with SSA_NAME.
516 (replace_mult_candidate): Likewise.
517 (replace_profitable_candidates): Likewise.
519 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
521 * config/s390/s390.h: Wrap more macros args in brackets and fix
523 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
525 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
527 2016-10-10 Andreas Schwab <schwab@suse.de>
530 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
531 pseudo is not DImode.
533 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
535 * common/config/arc/arc-common.c (arc_option_optimization_table):
536 Remove compact casesi option.
537 * config/arc/arc.c (arc_override_options): Use compact casesi
538 option only for pre-ARCv2 cores.
539 * doc/invoke.texi (mcompact-casesi): Update text.
541 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
543 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
544 Add macro to say we can efficiently handle overlapping unaligned
546 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
547 poor code for processors older than p8.
549 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
551 * gen-pass-instances.awk: Remove GNUism.
553 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
555 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
556 NULL of (*ipcp_transformations)][node->uid].
558 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
560 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
561 (MALLOC_ABI_ALIGNMENT): Define.
563 2016-10-09 Jakub Jelinek <jakub@redhat.com>
565 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
566 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
567 VAR_OR_FUNCTION_DECL_P macros.
568 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
569 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
570 chkp_find_bounds_1): Likewise.
571 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
572 * hsa-gen.c (get_symbol_for_decl): Likewise.
573 * cgraphunit.c (check_global_declaration, analyze_functions,
574 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
576 * gimple-fold.c (can_refer_decl_in_current_unit_p,
577 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
579 * tree.c (set_decl_section_name, copy_node_stat,
580 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
581 merge_dllimport_decl_attributes, handle_dll_attribute,
582 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
583 verify_type): Likewise.
584 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
585 find_explicit_erroneous_behavior): Likewise.
586 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
587 * ipa.c (process_references): Likewise.
588 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
589 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
590 notice_global_symbol, assemble_variable, mark_decl_referenced,
591 build_constant_desc, output_constant_def_contents, do_assemble_alias,
592 make_decl_one_only, default_section_type_flags,
593 categorize_decl_for_section, default_encode_section_info): Likewise.
594 * trans-mem.c (requires_barrier): Likewise.
595 * gimple-expr.c (mark_addressable): Likewise.
596 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
597 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
598 expand_debug_expr): Likewise.
599 * tree-dump.c (dequeue_and_dump): Likewise.
600 * ubsan.c (instrument_bool_enum_load): Likewise.
601 * tree-pretty-print.c (print_declaration): Likewise.
602 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
603 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
604 * asan.c (asan_protect_global, instrument_derefs): Likewise.
605 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
606 pass_build_ssa::execute): Likewise.
607 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
608 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
610 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
612 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
613 can_be_nonlocal, remap_decls, copy_debug_stmt,
614 initialize_inlined_parameters, add_local_variables,
615 reset_debug_binding, replace_locals_op): Likewise.
616 * dse.c (can_escape): Likewise.
617 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
619 * tree-diagnostic.c (default_tree_printer): Likewise.
620 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
621 unpack_ts_decl_with_vis_value_fields,
622 lto_input_ts_decl_common_tree_pointers): Likewise.
623 * builtins.c (builtin_save_expr, fold_builtin_expect,
624 readonly_data_expr): Likewise.
625 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
626 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
628 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
629 * gimplify.c (force_constant_size, gimplify_bind_expr,
630 gimplify_decl_expr, gimplify_var_or_parm_decl,
631 gimplify_compound_lval, gimplify_init_constructor,
632 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
633 gimplify_type_sizes): Likewise.
634 * cgraphbuild.c (record_reference, record_type_list, mark_address,
635 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
636 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
637 remove_unused_locals): Likewise.
638 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
639 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
640 * function.c (instantiate_expr, instantiate_decls_1,
641 setjmp_vars_warning, add_local_decl): Likewise.
642 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
644 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
645 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
646 optimize_va_list_gpr_fpr_size): Likewise.
647 * tree-nrv.c (pass_nrv::execute): Likewise.
648 * tsan.c (instrument_expr): Likewise.
649 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
650 * vtable-verify.c (verify_bb_vtables): Likewise.
651 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
652 get_ref_base_and_extent): Likewise.
653 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
655 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
656 analyze_all_variable_accesses): Likewise.
657 * tree-nested.c (get_nonlocal_debug_decl,
658 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
659 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
660 get_local_debug_decl, convert_local_omp_clauses,
661 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
663 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
664 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
665 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
666 dbxout_symbol, dbxout_common_check): Likewise.
667 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
668 string_constant): Likewise.
669 * hsa.c (hsa_get_declaration_name): Likewise.
670 * passes.c (rest_of_decl_compilation): Likewise.
671 * tree-ssanames.c (make_ssa_name_fn): Likewise.
672 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
673 pack_ts_decl_with_vis_value_fields,
674 write_ts_decl_common_tree_pointers): Likewise.
675 * stor-layout.c (place_field): Likewise.
676 * symtab.c (symtab_node::maybe_create_reference,
677 symtab_node::verify_base, symtab_node::make_decl_local,
678 symtab_node::copy_visibility_from,
679 symtab_node::can_increase_alignment_p): Likewise.
680 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
681 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
682 fortran_common, add_location_or_const_value_attribute,
683 add_scalar_info, add_linkage_name, set_block_abstract_flags,
684 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
685 optimize_one_addr_into_implicit_ptr,
686 optimize_location_into_implicit_ptr): Likewise.
687 * gimple-low.c (record_vars_into): Likewise.
688 * ipa-visibility.c (update_vtable_references): Likewise.
689 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
691 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
692 DFS::DFS_write_tree_body, write_symbol): Likewise.
693 * langhooks.c (lhd_warn_unused_global_decl,
694 lhd_set_decl_assembler_name): Likewise.
695 * attribs.c (decl_attributes): Likewise.
696 * except.c (output_ttype): Likewise.
697 * varpool.c (varpool_node::get_create, ctor_for_folding,
698 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
699 * fold-const.c (fold_unary_loc): Likewise.
700 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
701 ipa_find_agg_cst_from_init): Likewise.
702 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
703 expand_omp_target, lower_omp_regimplify_p,
704 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
705 find_link_var_op): Likewise.
706 * tree-chrec.c (chrec_contains_symbols): Likewise.
707 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
708 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
709 execute_fixup_cfg): Likewise.
711 PR tree-optimization/77901
712 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
713 if ranges[i].exp is SSA_NAME when looking for >= and only when
714 ranges[i].exp is NULL or SSA_NAME when looking for the other
717 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
719 * ipa-cp.c (ipcp_alignment_lattice): Remove.
720 (ipcp_param_lattices): Remove field alignment.
721 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
722 (set_all_contains_variable): Remove call to
723 ipcp_alignment_lattice::set_to_bottom.
724 (initialize_node_lattices): Likewise.
725 (propagate_alignment_accross_jump_function): Remove.
726 (propagate_constants_accross_call): Remove call to
727 propagate_alignment_accross_jump_function.
728 (ipcp_store_alignment_results): Remove.
729 (ipcp_driver): Remove call to ipcp_store_alignment_results.
730 (propagate_bits_accross_jump_function): Handle ancestor jump function.
731 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
732 pretty-printing of alignment jump function.
733 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
734 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
735 alignments and remove computing ipa_alignment jump function.
736 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
737 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
738 (ipa_read_jump_function): Remove reading of ipa_alignment.
739 (write_ipcp_transformation_info): Remove streaming for alignment
741 (read_ipcp_transformation_info): Remove reading of alignment
743 (ipcp_update_alignments): Remove.
744 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
746 (ipcp_transform_function): Remove call to ipcp_update_alignments()
747 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
748 * ipa-prop.h (ipa_alignment): Remove.
749 (ipa_jump_func): Remove field alignment.
750 (ipcp_transformation_summary): Remove field alignments.
751 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
752 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
753 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
755 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
757 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
759 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
761 (visium_expand_fp_cstore): Likewise.
763 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
765 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
766 * diagnostic.c (warning_at_rich_loc_n): New function.
767 (diagnostic_n_impl_richloc): Likewise.
768 (diagnostic_n_impl): Move most of the function to
769 diagnostic_n_impl_richloc and call it.
771 2016-10-08 Jakub Jelinek <jakub@redhat.com>
773 * gen-pass-instances.awk: Rewritten.
774 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
775 $(PASSES_EXTRA) after passes.def to the script.
776 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
777 * config/i386/i386-passes.def: New file.
778 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
779 make_pass_stv): Declare.
780 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
782 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
784 (pass_stv::clone, pass_stv::set_pass_param): New methods.
785 (pass_stv::timode_p): New non-static data member.
786 (ix86_option_override): Don't register passes here.
788 * doc/invoke.texi: Document accepting Else, fallthrough.
790 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
793 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
794 FALLTHRU comment styles.
796 2016-10-07 Andrew Pinski <apinski@cavium.com>
798 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
799 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
800 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
802 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
804 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
806 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
807 (AARCH64_ARCH): Likewise.
808 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
810 (AARCH64_CORE): Likewise.
811 (AARCH64_ARCH): Likewise.
812 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
813 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
814 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
815 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
816 (AARCH64_ARCH): Likewise.
817 (AARCH64_CORE): Likewise.
818 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
819 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
820 (AARCH64_CORE): Likewise.
821 (AARCH64_ARCH): Likewise.
823 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
825 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
826 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
827 floating point type infrastructre, and -mfloat128 that enables the
828 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
829 if -mfloat128-type. Define __ibm128 to be long double by default.
830 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
831 the IEEE 128-bit floating point type infrastructure should
832 automatically be enabled.
833 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
834 instead of -mfloat128 to enable KFmode.
835 (rs6000_option_override_internal): Split the option -mfloat128
836 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
837 systems, automatically set -mfloat128-type, but don't enable it on
838 other operating systems. Move setting the long double size and
839 IEEE quad support before the IEEE 128-bit floating point changes.
840 (rs6000_init_builtins): Do not create a unique type for __ibm128
841 if long double is IBM extended double, instead rely on __ibm128
842 being defined as 'long double'. If -mfloat128-type and not
843 -mfloat128, create the KFmode type with an undocumented __ieee128
845 (rs6000_init_libfuncs): Use -mfloat128-type instead of
846 -mfloat128 for tests about the types, but keep tests for
847 -mfloat128 to enable the keyword support.
848 (rs6000_complex_function_value): Likewise.
849 (rs6000_scalar_mode_supported_p): Likewise.
850 (rs6000_floatn_mode): Likewise.
851 (rs6000_c_mode_for_suffix): Likewise.
852 (rs6000_opt_masks): Add -mfloat128-type.
853 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
854 -mfloat128-type being split from -mfloat128. Add
855 -mfloat128-hardware, which was missing.
856 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
857 -mfloat128 and -mfloat128-type:
858 (-mfloat128-type): Likewise.
859 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
860 that 64-bit Linux systems with enable -mfloat128-type by default
862 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
863 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
864 -mfloat128-type instead of -mfloat128.
865 (FLOAT128_2REG_P): Likewise.
866 (MASK_FLOAT128_TYPE): Likewise.
867 (ALTIVEC_ARG_MAX_RETURN): Likewise.
868 (RS6000_BTM_FLOAT128): Likewise.
869 (TARGET_FLOAT128): Poison old identifiers.
870 (OPTION_MASK_FLOAT128): Likewise.
871 (MASK_FLOAT128): Likewise.
872 * config/rs6000/rs6000.md (FP): Likewise.
873 (FLOAT128): Likewise.
874 (fix_trunc<mode>di2): Likewise.
875 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
876 (floatdi<mode>2): Likewise.
877 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
878 (neg<mode>2, FLOAT128 iterator): Likewise.
879 (abs<mode>2, FLOAT128 iterator): Likewise.
880 (ieee_128bit_negative_zero): Likewise.
881 (ieee_128bit_vsx_neg<mode>2): Likewise.
882 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
883 (ieee_128bit_vsx_abs<mode>2): Likewise.
884 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
885 (ieee_128bit_vsx_nabs<mode>2): Likewise.
886 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
887 (extendiftf2): Likewise.
888 (extendifkf2): Likewise.
889 (extendtfkf2): Likewise.
890 (trunciftf2): Likewise.
891 (truncifkf2): Likewise.
892 (trunckftf2): Likewise.
893 (trunctfif2): Likewise.
894 (extendkftf2): Likewise.
895 (trunctfkf2): Likewise.
897 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
899 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
900 before merging in bytes to pass down to real_from_target.
902 2016-10-07 Richard Biener <rguenther@suse.de>
904 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
906 (substitute_and_fold_dom_walker::before_dom_children):
907 Substitute and fold before pass specific folding to avoid
908 feeding that with SSA names that will be later released.
909 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
910 introduced by folding and visited by evaluate_stmt called during
912 (likely_value): Likewise.
913 (evaluate_stmt): Likewise.
914 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
915 (simplify_div_or_mod_using_ranges): Likewise.
916 (simplify_min_or_max_using_ranges): Likewise.
917 (simplify_abs_using_ranges): Likewise.
918 (simplify_conversion_using_ranges): Likewise.
919 (simplify_float_conversion_using_ranges): Likewise.
920 (simplify_stmt_using_ranges): Likewise.
922 2016-10-07 Marek Polacek <polacek@redhat.com>
924 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
925 FALLTHROUGH_LABEL_P here...
926 (warn_implicit_fallthrough_r): ...not here.
928 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
930 PR tree-optimization/77880
931 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
934 2016-10-07 Marek Polacek <polacek@redhat.com>
937 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
939 2016-10-07 Richard Biener <rguenther@suse.de>
941 * bitmap.h: Document constraints on bitmap modification while
944 2016-10-07 Richard Biener <rguenther@suse.de>
946 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
947 * bitmap.h (bmp_iter_set): When advancing to the next element
948 check that we didn't remove the current one.
949 (bmp_iter_and): Likewise.
950 (bmp_iter_and_compl): Likewise.
951 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
952 we currently iterate on but keep a one-level queue.
953 * sched-deps.c (remove_from_deps): Do not clear current bit
954 but keep a one-level queue.
956 2016-10-07 Jakub Jelinek <jakub@redhat.com>
958 PR tree-optimization/77664
959 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
960 for the other ranges.
961 (optimize_range_tests_diff): Fix up formatting.
962 (optimize_range_tests_var_bound): New function.
963 (optimize_range_tests): Use it.
965 2016-10-07 Martin Liska <mliska@suse.cz>
967 * coverage.c (build_gcov_exit_decl): Fix priority what
970 2016-10-07 Richard Biener <rguenther@suse.de>
972 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
973 vars in gimple_bind_vars but not in BLOCK_VARS.
975 2016-10-07 Richard Biener <rguenther@suse.de>
977 PR tree-optimization/77879
978 * tree-ssa-structalias.c (handle_const_call): Properly handle
980 (handle_pure_call): Likewise.
982 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
984 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
985 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
988 2016-10-06 Andrew Pinski <apinski@cavium.com>
990 * config/aarch64/aarch64-cores.def: Add a comment before each
993 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
995 PR tree-optimization/77862
996 * tree-vrp.c (add_equivalence): Use get_value_range so that
997 num_vr_values is checked before accessing vr_values.
999 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1001 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
1004 2016-10-05 Jeff Law <law@redhat.com>
1006 PR tree-optimization/71661
1007 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
1008 removal of a forwarder exposes a new natural loop.
1010 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
1012 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
1013 Introduce ssesuffix variable.
1014 (<mask_codefor><code><mode>3<mask_name>): Ditto.
1015 (*<code><mode>3): Ditto.
1017 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
1019 * postreload.c (reload_cse_simplify): Skip also USE when detecting
1022 2016-10-06 Richard Biener <rguenther@suse.de>
1024 PR tree-optimization/77855
1025 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
1026 instead of removing the current item while iterating over the set
1029 2016-10-06 James Clarke <jrtc27@jrtc27.com>
1030 Eric Botcazou <ebotcazou@adacore.com>
1033 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
1034 (classify_registers): Don't set it
1035 (function_arg_slotno): Don't initialize and test it. Tidy up.
1037 2016-10-06 Richard Biener <rguenther@suse.de>
1039 PR tree-optimization/77839
1040 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
1043 2016-10-06 Martin Liska <mliska@suse.cz>
1045 * gcc.c: Set -fprofile-update=atomic when profiling is
1046 enabled and -pthread is set. Warn when one combines
1047 -pthread and -fprofile-update=single for an app using
1050 2016-10-06 Martin Liska <mliska@suse.cz>
1053 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
1054 * gimple-ssa-strength-reduction.c (slsr_process_cast):
1055 Initialize a pointer to NULL.
1056 (slsr_process_copy): Likewise.
1057 * input.c (location_get_source_line): Likewise.
1058 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1060 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
1062 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
1063 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
1064 (ix86_handle_option): Deleted handle of OPT_mpcommit.
1065 * config.gcc: Deleted pcommitintrin.h
1066 * config/i386/pcommitintrin.h: Deleted file.
1067 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
1068 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
1070 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
1072 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
1073 (PTA_PCOMMIT): Deleted define.
1074 (ix86_option_override_internal): Deleted handle of option.
1075 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
1076 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
1077 __builtin_ia32_pcommit): Deleted.
1078 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
1079 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
1080 (pcommit): Deleted instruction.
1081 * config/i386/i386.opt: Mention -mpcommit deprecation.
1082 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
1084 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
1087 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
1088 Remove wrong assert.
1089 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
1090 Use <round_constraint> as operand 1 constraint.
1092 2016-10-05 Jakub Jelinek <jakub@redhat.com>
1095 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
1096 (ubsan_instrument_float_cast): And not here.
1099 * ubsan.c (ubsan_ids): New GTY(()) array.
1100 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
1101 instead of static local counters.
1103 2016-10-05 Martin Sebor <msebor@redhat.com>
1106 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
1107 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
1108 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
1109 (default_printf_pointer_format): Define function.
1110 * targhooks.c (linux_printf_pointer_format): Define new function.
1111 * targhooks.h (linux_printf_pointer_format): Declare.
1112 (gnu_libc_printf_pointer_format): Remove declaration.
1114 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1116 * fold-const.c (native_encode_real): Fix logic for selecting offset
1117 to write to when BYTES_BIG_ENDIAN.
1119 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
1121 * builtins.c (fold_builtin_strchr): Remove function.
1122 (fold_builtin_strrchr): Likewise.
1123 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
1124 * gimple-fold.c (target_char_cst_p): New function.
1125 (gimple_fold_builtin_strchr) Add more foldings.
1126 (gimple_fold_builtin): Add index, strrchr, rindex cases.
1128 2016-10-05 Richard Biener <rguenther@suse.de>
1131 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
1132 capture ids in c-exprs.
1134 2016-10-05 Richard Biener <rguenther@suse.de>
1137 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
1138 with types_match for GIMPLE code gen to handle type mismatched
1140 (dt_operand::gen): Adjust.
1141 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
1144 2016-10-05 Richard Biener <rguenther@suse.de>
1146 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
1148 2016-10-05 Richard Biener <rguenther@suse.de>
1151 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
1153 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
1155 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
1156 version check to protect only DW_TAG_imported_module generation.
1158 2016-10-05 Richard Biener <rguenther@suse.de>
1161 * match.pd (min(a,-a) -> -abs(a)): New pattern.
1163 2016-10-04 Ian Lance Taylor <iant@golang.org>
1165 * explow.c (allocate_dynamic_stack_space): Call
1166 do_pending_stack_adjust before handling flag_split_stack.
1168 2016-10-04 David Malcolm <dmalcolm@redhat.com>
1170 * genattrtab.c (make_internal_attr): Supply dummy column number to
1173 * genoutput.c (init_insn_for_nothing): Likewise.
1174 * gensupport.c (add_define_attr): Likewise.
1175 * read-md.c (message_at_1): Print column number.
1176 (fatal_with_file_and_line): Likewise.
1177 (rtx_reader::read_char): Track column numbers.
1178 (rtx_reader::unread_char): Likewise.
1179 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
1180 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
1181 (rtx_reader::handle_file): Initialize m_read_md_colno.
1182 (rtx_reader::get_current_location): Supply column number to
1184 * read-md.h (struct file_location): Add field "colno".
1185 (file_location::file_location): Likewise.
1186 (rtx_reader::get_colno): New accessor.
1187 (rtx_reader::m_read_md_colno): New field.
1188 (rtx_reader::m_last_line_colno): New field.
1190 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1192 * doc/extend.texi (Java Exceptions): Remove.
1193 (java_interface): Remove.
1195 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
1197 PR tree-optimization/77808
1198 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
1199 and addr are different before copying points-to information.
1201 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1203 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
1204 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
1205 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
1206 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
1208 2016-10-04 Richard Biener <rguenther@suse.de>
1210 PR tree-optimization/77399
1211 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
1212 verify the target can convert.
1214 2016-10-04 Richard Biener <rguenther@suse.de>
1217 * explow.c (plus_constant): Verify the mode of the constant
1218 pool offset before calling plus_constant.
1220 2016-10-04 Richard Biener <rguenther@suse.de>
1223 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
1224 type support, mark with :C.
1225 (X / -X -> -1): Mark with :C.
1227 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1229 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
1230 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
1231 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
1232 * doc/tm.texi: Regenerated.
1233 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
1234 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
1235 * config/darwin.h (JCR_SECTION_NAME): Remove.
1236 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
1237 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
1238 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
1239 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
1240 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
1241 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
1243 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1245 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
1246 between "because" and "param" in dump message in call to fprintf.
1248 2016-10-03 Jeff Law <law@redhat.com>
1250 PR tree-optimization/71550
1251 PR tree-optimization/71403
1252 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
1253 (profitable_jump_thread_path): Also return boolean indicating if
1254 the realized path will create an irreducible loop.
1255 Remove loop depth tests from 71403.
1256 (fsm_find_control_statement_thread_paths): Remove loop depth tests
1257 from 71403. If threading will create an irreducible loop, then
1258 throw away loop iteration and related information.
1260 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
1262 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
1263 -Woverloaded-virtual checks for warning options.
1264 * configure: Regenerate.
1266 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1268 PR preprocessor/77699
1269 * input.c (maybe_grow): Don't allocate one byte extra headroom.
1270 (get_next_line): Return false on error.
1271 (read_next_line): Removed, use get_next_line instead.
1272 (read_line_num): Don't copy the line.
1273 (location_get_source_line): Don't use static data.
1274 (selftest::test_reading_source_line): Add more test cases.
1276 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1279 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1281 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1282 (noce_process_if_block): Use it.
1284 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1286 * doc/invoke.texi: Update -Wint-in-bool-context.
1288 2016-10-02 Jakub Jelinek <jakub@redhat.com>
1290 * dwarf2out.c (output_fde, output_call_frame_info,
1291 dwarf2out_do_cfi_startproc, set_indirect_string,
1292 gen_internal_sym, output_die, output_line_info): Use
1293 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
1294 ASM_GENERATE_INTERNAL_LABEL output.
1296 2016-10-01 Richard Biener <rguenther@suse.de>
1299 * genmatch.c (get_operand_type): Add operand position arg
1300 and handle COND_EXPR comparison operand with fixed boolean_type_node.
1301 (expr::gen_transform): Adjust.
1302 (dt_simplify::gen_1): Likewise.
1304 2016-10-01 Jakub Jelinek <jakub@redhat.com>
1306 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
1307 comments. Simplify asserts, remove unnecessary conditions.
1309 (*<code><mode>3): Likewise.
1311 2016-09-30 Jakub Jelinek <jakub@redhat.com>
1313 * doc/invoke.texi (-Wregister): Document.
1315 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
1317 * configure.ac: Split CHECKING_P into CHECKING_P and
1318 ENABLE_EXTRA_CHECKING.
1319 * configure: Regenerated.
1320 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
1321 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
1323 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
1326 * gcc.c (process_command): For @filename handling, output
1327 the correct name if the file does not exist.
1329 2016-09-30 Marek Polacek <polacek@redhat.com>
1331 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
1332 * config/alpha/predicates.md: Likewise.
1334 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1336 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1337 (noce_process_if_block): Use it.
1339 2016-09-30 Martin Liska <mliska@suse.cz>
1341 * doc/invoke.texi: Document asan-use-after-return that
1342 it's disabled by default in runtime.
1344 2016-09-30 Richard Biener <rguenther@suse.de>
1346 * tree-vrp.c (intersect_ranges): If we failed to handle
1347 the intersection choose a constant singleton range if available.
1349 2016-09-30 Richard Biener <rguenther@suse.de>
1351 PR tree-optimization/77399
1352 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1353 float <-> int conversions.
1355 2016-09-30 Alan Modra <amodra@gmail.com>
1357 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
1359 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1361 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1362 ext_level before calling CPUID with 0x80000008.
1363 Simplify xgetbv checks.
1365 2016-09-29 David Malcolm <dmalcolm@redhat.com>
1367 * Makefile.in (OBJS): Add print-rtl-function.o.
1368 * print-rtl-function.c: New file.
1369 * print-rtl.h (print_rtx_function): New decl.
1371 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1374 * config/i386/cpuid.h (__get_cpuid_count): New.
1375 (__get_cpuid): Rename __level to __leaf.
1377 2016-09-29 Marek Polacek <polacek@redhat.com>
1379 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
1381 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
1383 * builtins.c (expand_builtin_memcmp): don't swap args unless
1384 result is only being compared with zero.
1386 2016-09-29 Marek Polacek <polacek@redhat.com>
1388 * dwarf2out.c (loc_descriptor): Add fall through comment.
1389 (add_const_value_attribute): Likewise.
1391 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
1393 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
1394 with "v6t2". Move "arch" attribute above "pool_range".
1395 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
1397 (*thumb2_movhi_vfp): Likewise.
1398 (*arm_movhi_fp16): Likewise.
1399 (*thumb2_movhi_fp16): Likewise.
1400 (*arm_movsi_vfp): Remove "arch" attribute.
1401 (*thumb2_movsi_vfp): Likewise.
1403 2016-09-29 Martin Liska <mliska@suse.cz>
1405 * doc/extend.texi: Remove limitation of Objective C for
1406 __attribute__((constructor)) and __attribute__((destructor)).
1408 2016-09-29 Richard Biener <rguenther@suse.de>
1410 PR tree-optimization/77768
1411 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1412 Handle stores to readonly memory when removing redundant stores.
1414 2016-09-29 Richard Biener <rguenther@suse.de>
1417 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
1418 X / -X -> -1 simplifications.
1420 2016-09-29 Richard Biener <rguenther@suse.de>
1423 * match.pd: Add max(a,-a) -> abs(a) pattern.
1424 * tree-ssa-phiopt.c (minmax_replacement): Disable for
1425 HONOR_SIGNED_ZEROS types.
1427 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
1429 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
1430 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
1432 2016-09-29 Richard Biener <rguenther@suse.de>
1434 * tree-vrp.c (set_defs_to_varying): New helper avoiding
1435 writing to vr_const_varying.
1436 (vrp_initialize): Call it.
1437 (vrp_visit_stmt): Likewise.
1438 (evrp_dom_walker::before_dom_children): Likewise.
1440 2016-09-29 Richard Biener <rguenther@suse.de>
1442 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
1443 constructors with vector elements.
1445 2016-09-29 Richard Biener <rguenther@suse.de>
1447 PR tree-optimization/77768
1448 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
1449 with stores to a place we know has a constant value.
1451 2016-09-29 Alan Modra <amodra@gmail.com>
1453 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
1454 * doc/invoke.texi: Document it.
1455 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
1456 (rs6000_passes_float): Comment.
1457 (rs6000_passes_long_double): New static var.
1458 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
1459 (init_cumulative_args): Set up to emit fp .gnu_attribute for
1460 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
1461 to include fp values returned in vectors.
1462 Set rs6000_passes_long_double.
1463 (rs6000_function_arg_advance_1): Likewise for function args.
1464 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
1465 and SPE. Emit long double tag value too.
1466 (rs6000_opt_vars): Add gnu-attr.
1467 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
1468 * configure: Regenerate.
1469 * config.in: Regenerate.
1471 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1473 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
1475 (format_floating, format_string, format_directive,
1476 get_destination_size, pass_sprintf_length::handle_gimple_call):
1479 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1481 * gimple-ssa-sprintf.c: Fix comment formatting.
1482 (format_integer): Use is_gimple_assign.
1483 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
1484 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
1485 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
1486 (pass_sprintf_length::execute): Use is_gimple_call.
1488 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1490 * gimple-fold.c (gimple_fold_builtin): After failing to fold
1491 strchr, also try the generic folding.
1493 2016-09-28 Martin Sebor <msebor@redhat.com>
1496 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1499 2016-09-28 Martin Sebor <msebor@redhat.com>
1502 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
1503 length modifier is not expected.
1504 (format_floating): Ignore l length modifier and fail gracefuly
1505 when it isn't one of the other expected ones.
1507 2016-09-28 Martin Sebor <msebor@redhat.com>
1510 * varasm.c (assemble_addr_to_section): Increase local buffer size.
1512 2016-09-27 Richard Biener <rguenther@suse.de>
1514 * dwarf2out.c (cu_die_list): New global.
1515 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
1516 main_comp_unit_die to cu_die_list if we created it.
1517 Move break_out_includes ...
1518 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
1521 2016-09-28 Richard Biener <rguenther@suse.de>
1523 * dwarf2out.c (struct die_struct): Add removed flag.
1524 (lookup_type_die): If the DIE is marked as removed, clear
1525 TYPE_SYMTAB_DIE and return NULL.
1526 (lookup_decl_die): If the DIE is marked as removed, remove it
1527 from the hash and return NULL.
1528 (mark_removed): New helper.
1529 (prune_unused_types_prune): Call it for removed DIEs.
1530 (gen_subprogram_die): Move the premark_used_types call to after
1531 DIEs for the functions scopes are generated.
1532 (process_scope_var): Do not re-create pruned types or type decls.
1533 Make sure to also re-parent type decls.
1534 (dwarf2out_finish): Move unused type pruning and debug_types
1536 (dwarf2out_early_finish): ... here.
1538 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1540 * config/arc/arc-c.c: New file.
1541 * config/arc/arc-c.def: Likewise.
1542 * config/arc/t-arc: Likewise.
1543 * config.gcc: Include arc-c.o as c and cpp object.
1544 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
1545 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
1546 arc_cpu_cpp_builtins.
1548 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1550 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
1551 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
1553 2016-09-28 Nathan Sidwell <nathan@acm.org>
1555 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
1558 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1560 PR tree-optimization/61056
1561 * gimple-fold.c (gimple_fold_builtin_strchr):
1562 New function to optimize strchr (s, 0) to strlen.
1563 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
1565 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
1567 PR tree-optimization/77724
1568 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
1569 Add tree_fits_shwi_p check.
1571 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1573 * auto-inc-dec.c (try_merge): Remove break after return.
1574 * cselib.c (autoinc_split): Likewise.
1575 * explow.c (promote_mode): Likewise.
1576 * fixed-value.c (fixed_arithmetic): Likewise.
1577 * hsa.c (hsa_internal_fn::get_arity): Likewise.
1578 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
1579 * trans-mem.c (get_attrs_for): Likewise.
1580 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
1581 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
1582 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
1583 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
1584 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
1585 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
1586 * config/cris/cris.c (cris_op_str): Likewise.
1587 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
1588 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
1590 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
1592 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
1593 IFN_GOACC_REDUCTION_CODES): New.
1594 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
1595 ifn_goacc_reduction_kind): Use them.
1596 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
1597 of internal functions, when applicable.
1599 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
1601 * config/mips/constraints.md (d): Fix documentation.
1602 * doc/md.texi (Machine Constraints): Update accordingly.
1604 2016-09-27 Richard Biener <rguenther@suse.de>
1606 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
1607 cur_line_info_table initialization ...
1608 (dwarf2out_assembly_start): ... here.
1610 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
1612 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
1613 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
1614 (*thumb2_movhi_vfp): Likewise.
1615 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
1616 template. Expand predicable attribute to mark VMOV.F16 as not
1617 predicable. Add "arch" attribute.
1618 (*thumb2_movhi_fp16): Likewise.
1619 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
1620 (*thumb2_movsi_vfp): Add "arch" attribute.
1622 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1624 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
1627 2016-09-27 Marek Polacek <polacek@redhat.com>
1629 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
1632 * config/c6x/c6x.h: Adjust fall through comment.
1633 * config/sh/sh.c (final_prescan_insn): Likewise.
1634 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
1635 (visium_expand_fp_cstore): Likewise.
1637 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1639 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
1640 expected by -Wimplicit-fallthrough.
1641 (thumb1_size_rtx_costs): Likewise.
1642 (thumb2_reorg): Likewise.
1643 (tls_mentioned_p): Add "Fall through" comment.
1644 (thumb2_reorg): Likewise.
1645 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
1646 comment form expected by -Wimplicit-fallthrough.
1648 2016-09-27 Martin Liska <mliska@suse.cz>
1650 PR gcov-profile/46266
1651 * input.h (RESERVED_LOCATION_P): New macro.
1652 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
1653 instread of comparison with UNKNOWN_LOCATION.
1655 2016-09-27 Richard Biener <rguenther@suse.de>
1657 PR tree-optimization/77745
1658 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1659 When removing redundant stores make sure to check compatibility
1660 of the TBAA state for downstream accesses.
1661 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
1662 value-numbering virtual operands for store matches.
1664 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
1667 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
1668 movrt patterns. Match them before anything else in the SET case.
1670 2016-09-27 Martin Liska <mliska@suse.cz>
1672 PR gcov-profile/7970
1673 PR gcov-profile/16855
1674 PR gcov-profile/44779
1675 * coverage.c (build_gcov_exit_decl): New function.
1676 (coverage_obj_init): Call the function and generate __gcov_exit
1678 * doc/gcov.texi: Document when __gcov_exit function is called.
1680 2016-09-27 Marek Polacek <polacek@redhat.com>
1683 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1684 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
1685 -Wno-error instead of -Wno-implicit-fallthrough.
1687 2016-09-27 Martin Liska <mliska@suse.cz>
1690 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
1692 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1694 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
1695 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
1696 comments. Remove break after return.
1697 (ix86_fp_compare_code_to_integer, has_dispatch,
1698 ix86_simd_clone_usable): Remove break after return.
1700 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
1702 PR rlt-optimization/77714
1703 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
1706 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
1709 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
1710 extract_range_from_unary_expr to convert value_range.
1711 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
1712 (extract_range_from_unary_expr): This.
1713 * tree-vrp.h (extract_range_from_unary_expr): Declare.
1715 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
1717 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
1719 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1721 * config/i386/i386.c (ix86_print_operand)
1722 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
1723 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
1724 (epilogue_renumber): Likewise.
1726 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
1729 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
1730 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
1732 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
1734 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
1735 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
1736 is_mm_seq_cst, is_mm_sync): Move to ...
1737 * memmodel.h: This. New file.
1738 * builtins.c: Include memmodel.h.
1739 * optabs.c: Likewise.
1741 * config/aarch64/aarch64.c: Likewise.
1742 * config/alpha/alpha.c: Likewise.
1743 * config/arm/arm.c: Likewise.
1744 * config/i386/i386.c: Likewise.
1745 * config/ia64/ia64.c: Likewise.
1746 * config/mips/mips.c: Likewise.
1747 * config/rs6000/rs6000.c: Likewise.
1748 * config/sparc/sparc.c: Likewise.
1749 * genconditions.c: Include memmodel.h in generated file.
1750 * genemit.c: Likewise.
1751 * genoutput.c: Likewise.
1752 * genpeep.c: Likewise.
1753 * genpreds.c: Likewise.
1754 * genrecog.c: Likewise.
1756 2016-09-26 David Malcolm <dmalcolm@redhat.com>
1758 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
1759 "c" instead when parsing characters. Move operand parsing into...
1760 (read_rtx_operand): ...this new function, renaming "i" to "idx",
1761 and tightening the scope of various locals.
1763 2016-09-26 Liu Hao <lh_mouse@126.com>
1765 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
1767 2016-09-26 Marek Polacek <polacek@redhat.com>
1769 * system.h: Use __has_attribute to check whether the fallthrough
1770 attribute is supported.
1772 2016-09-26 Marek Polacek <polacek@redhat.com>
1774 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
1775 gimple_call_internal_p.
1776 * ipa-split.c (find_return_bb): Likewise.
1777 (execute_split_functions): Likewise.
1778 * omp-low.c (dump_oacc_loop_part): Likewise.
1779 (oacc_loop_xform_head_tail): Likewise.
1780 * predict.c (predict_loops): Likewise.
1781 * sanopt.c (pass_sanopt::execute): Likewise.
1782 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
1783 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
1784 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
1785 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
1786 (expand_ifn_va_arg): Likewise.
1787 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
1788 (optimize_mask_stores): Likewise.
1789 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
1790 (vect_transform_stmt): Likewise.
1791 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
1792 * tsan.c (instrument_memory_accesses): Likewise.
1794 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1795 Alexander Monakov <amonakov@ispras.ru>
1797 * regrename.c (rename_chains): Check
1798 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
1799 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
1800 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
1802 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1804 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
1805 (s390_sched_score): Likewise.
1807 2016-09-26 Martin Liska <mliska@suse.cz>
1809 * doc/gcov.texi: Update program output of gcov tool.
1811 2016-09-26 Martin Liska <mliska@suse.cz>
1813 PR gcov-profile/23332
1814 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
1815 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
1816 * value-prof.c (dump_histogram_value): Do not handle
1817 HIST_TYPE_CONST_DELTA.
1818 (stream_in_histogram_value): Likewise.
1819 (gimple_find_values_to_profile): Likewise.
1820 * value-prof.h (enum hist_type): Likewise.
1822 2016-09-26 Martin Liska <mliska@suse.cz>
1824 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
1825 from default sanitize recover values.
1826 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
1827 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
1828 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
1830 * opts.c (finish_options): Do a generic loop over options
1831 that can be recovered.
1832 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
1834 (common_handle_option): Likewise.
1835 * opts.h: Declare can_recover to sanitizer_opts_s.
1837 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
1839 * target.def(elf_flags_numeric): Change documentation to present tense.
1840 * doc/tm.texi: Regenerate.
1842 2016-09-26 Marek Polacek <polacek@redhat.com>
1845 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1846 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
1847 -Wno-switch-fallthrough.
1848 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
1849 (expand_builtin): Likewise.
1850 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
1851 * convert.c (convert_to_real_1): Likewise.
1852 (convert_to_integer_1): Likewise.
1853 * final.c (output_alternate_entry_point): Likewise.
1854 * genattrtab.c (make_canonical): Likewise.
1855 (write_test_expr): Likewise.
1856 * genpreds.c (validate_exp): Likewise.
1857 * gimple-ssa-strength-reduction.c
1858 (find_candidates_dom_walker::before_dom_children): Likewise.
1859 * godump.c (go_format_type): Likewise.
1860 * reload1.c (elimination_effects): Likewise.
1861 * resource.c (mark_referenced_resources): Likewise.
1862 (mark_set_resources): Likewise.
1863 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
1864 * varasm.c (output_addressed_constants): Likewise.
1866 2016-09-26 Marek Polacek <polacek@redhat.com>
1869 * common.opt (Wimplicit-fallthrough): New option.
1870 * doc/extend.texi: Document statement attributes and the fallthrough
1872 * doc/invoke.texi: Document -Wimplicit-fallthrough.
1873 * gimple.h (gimple_call_internal_p): New function.
1874 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
1875 (struct label_entry): New struct.
1876 (find_label_entry): New function.
1877 (case_label_p): New function.
1878 (collect_fallthrough_labels): New function.
1879 (last_stmt_in_scope): New function.
1880 (should_warn_for_implicit_fallthrough): New function.
1881 (warn_implicit_fallthrough_r): New function.
1882 (maybe_warn_implicit_fallthrough): New function.
1883 (expand_FALLTHROUGH_r): New function.
1884 (expand_FALLTHROUGH): New function.
1885 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
1886 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
1887 (gimplify_label_expr): New function.
1888 (gimplify_case_label_expr): Set location.
1889 (gimplify_expr): Call gimplify_label_expr.
1890 * internal-fn.c (expand_FALLTHROUGH): New function.
1891 * internal-fn.def (FALLTHROUGH): New internal function.
1892 * langhooks.c (lang_GNU_OBJC): New function.
1893 * langhooks.h (lang_GNU_OBJC): Declare.
1894 * system.h (gcc_fallthrough): Define.
1895 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
1896 * tree.h (FALLTHROUGH_LABEL_P): Define.
1898 2016-09-26 Richard Biener <rguenther@suse.de>
1900 * dwarf2out.c (stripattributes): Remove unused function.
1901 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
1902 Push dwarf_split_debug_info handling into init_sections_and_labels.
1903 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
1904 (DEBUG_MACRO_SECTION_FLAGS): Remove.
1905 (debug_macinfo_section_name): New global.
1906 (output_macinfo): Use debug_macinfo_section_name.
1907 (init_sections_and_labels): Split out section and label generation
1908 from dwarf2out_init. Set debug_macinfo_section_name.
1909 (dwarf2out_init): Move text section label generation and emission
1911 (dwarf2out_assembly_start): ... here.
1912 (dwarf2out_finish): Call init_sections_and_labels before DWARF
1915 2016-09-26 Richard Biener <rguenther@suse.de>
1918 * cgraphunit.c (analyze_functions): Before early removing
1919 global vars calls the late_global_decl debug handler mark
1920 the variable as readonly.
1922 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
1925 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
1926 (sh_rtx_costs): Handle SET of movt and movrt patterns.
1927 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
1928 declare new overloads.
1929 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
1932 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1934 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
1935 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
1937 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
1939 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
1940 * configure: Regenerate.
1942 2016-09-24 Marek Polacek <polacek@redhat.com>
1945 * doc/invoke.texi: Document -Wbool-operation.
1947 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1949 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
1950 * config/rs6000/rs6000.c (expand_block_compare): New function used by
1951 cmpmemsi pattern to do builtin expansion of memcmp ().
1952 (compute_current_alignment): Add helper function for
1953 expand_block_compare used to compute alignment as the compare proceeds.
1954 (select_block_compare_mode): Used by expand_block_compare to select
1955 the mode used for reading the next chunk of bytes in the compare.
1956 (do_load_for_compare): Used by expand_block_compare to emit the load
1957 insns for the compare.
1958 (rs6000_emit_dot_insn): Moved this function to avoid a forward
1959 reference from expand_block_compare ().
1960 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
1961 prototype for this function.
1962 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
1963 target option for controlling how much code inline expansion of
1964 memcmp() will be allowed to generate.
1966 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1968 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
1969 hook_bool_mode_false, hook_bool_mode_true,
1970 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1971 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1972 hook_bool_const_rtx_insn_const_rtx_insn_true,
1973 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
1974 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
1975 hook_bool_const_tree_hwi_hwi_const_tree_false,
1976 hook_bool_const_tree_hwi_hwi_const_tree_true,
1977 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
1978 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1979 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
1980 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
1981 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
1982 hook_bool_const_tree_true, hook_bool_tree_tree_false,
1983 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
1984 hook_bool_rtx_insn_true, hook_bool_rtx_false,
1985 hook_bool_uintp_uintp_false,
1986 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
1987 hook_rtx_tree_int_null, hook_uint_mode_0,
1988 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
1989 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
1990 hook_constcharptr_const_rtx_insn_null,
1991 hook_constcharptr_const_tree_const_tree_null,
1992 hook_constcharptr_int_const_tree_null,
1993 hook_constcharptr_int_const_tree_const_tree_null,
1994 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
1995 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
1996 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
1998 * vec.h (vNULL): Extend comment to say = vNULL initialization
1999 isn't needed for static vars.
2001 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
2002 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
2003 = vNULL initialization of file scope vec.
2004 * passes.c (pass_tab, enabled_pass_uid_range_tab,
2005 disabled_pass_uid_range_tab): Likewise.
2006 * haifa-sched.c (sched_luids, h_i_d): Likewise.
2007 * tree-chkp-opt.c (check_infos): Likewise.
2008 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
2010 * vec.h (vnull::operator vec): Add constexpr keyword for
2013 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
2015 PR tree-optimization/77654
2016 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
2017 to duplicate_ssa_name_ptr_info.
2019 2016-09-23 David Malcolm <dmalcolm@redhat.com>
2021 PR preprocessor/77672
2022 * input.c (selftest::test_lexer_string_locations_simple): Update
2023 test to expect location information of the terminator character
2024 at the location of the final closing quote.
2025 (selftest::test_lexer_string_locations_hex): Likewise.
2026 (selftest::test_lexer_string_locations_oct): Likewise.
2027 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
2028 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
2029 (selftest::test_lexer_string_locations_ucn4): Likewise.
2030 (selftest::test_lexer_string_locations_ucn8): Likewise.
2031 (selftest::test_lexer_string_locations_u8): Likewise.
2032 (selftest::test_lexer_string_locations_utf8_source): Likewise.
2033 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
2034 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
2035 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
2036 (selftest::test_lexer_string_locations_macro): Likewise.
2037 (selftest::test_lexer_string_locations_long_line): Likewise.
2039 2016-09-23 Richard Biener <rguenther@suse.de>
2041 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
2042 virtual definition to virtual use if the call devirtualizes
2043 to a const or pure function.
2044 (visit_use): Also visit calls we can devirtualize to a
2045 const or pure function.
2047 2016-09-23 Richard Biener <rguenther@suse.de>
2049 PR tree-optimization/77697
2050 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
2051 signal error if we have sth ternary or unhandled.
2053 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2055 * config/arm/arm_neon.h (vabd_f16): New.
2089 (vcvt_f16_s16): New.
2090 (vcvt_f16_u16): New.
2091 (vcvt_s16_f16): New.
2092 (vcvt_u16_f16): New.
2093 (vcvtq_f16_s16): New.
2094 (vcvtq_f16_u16): New.
2095 (vcvtq_s16_f16): New.
2096 (vcvtq_u16_f16): New.
2097 (vcvta_s16_f16): New.
2098 (vcvta_u16_f16): New.
2099 (vcvtaq_s16_f16): New.
2100 (vcvtaq_u16_f16): New.
2101 (vcvtm_s16_f16): New.
2102 (vcvtm_u16_f16): New.
2103 (vcvtmq_s16_f16): New.
2104 (vcvtmq_u16_f16): New.
2105 (vcvtn_s16_f16): New.
2106 (vcvtn_u16_f16): New.
2107 (vcvtnq_s16_f16): New.
2108 (vcvtnq_u16_f16): New.
2109 (vcvtp_s16_f16): New.
2110 (vcvtp_u16_f16): New.
2111 (vcvtpq_s16_f16): New.
2112 (vcvtpq_u16_f16): New.
2113 (vcvt_n_f16_s16): New.
2114 (vcvt_n_f16_u16): New.
2115 (vcvtq_n_f16_s16): New.
2116 (vcvtq_n_f16_u16): New.
2117 (vcvt_n_s16_f16): New.
2118 (vcvt_n_u16_f16): New.
2119 (vcvtq_n_s16_f16): New.
2120 (vcvtq_n_u16_f16): New.
2134 (vmul_lane_f16): New.
2137 (vmulq_lane_f16): New.
2159 (vrsqrteq_f16): New.
2163 (vrsqrtsq_f16): New.
2167 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2169 * config.gcc (extra_headers): Add arm_fp16.h
2170 * config/arm/arm_fp16.h: New.
2171 * config/arm/arm_neon.h: Include "arm_fp16.h".
2173 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2175 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
2177 (vmulf): New (v8hf, v4hf variants).
2178 (vfma): New (v8hf, v4hf variants).
2179 (vfms): New (v8hf, v4hf variants).
2180 (vsub): New (v8hf, v4hf variants).
2181 (vcage): New (v8hf, v4hf variants).
2182 (vcagt): New (v8hf, v4hf variants).
2183 (vcale): New (v8hf, v4hf variants).
2184 (vcalt): New (v8hf, v4hf variants).
2185 (vceq): New (v8hf, v4hf variants).
2186 (vcgt): New (v8hf, v4hf variants).
2187 (vcge): New (v8hf, v4hf variants).
2188 (vcle): New (v8hf, v4hf variants).
2189 (vclt): New (v8hf, v4hf variants).
2190 (vceqz): New (v8hf, v4hf variants).
2191 (vcgez): New (v8hf, v4hf variants).
2192 (vcgtz): New (v8hf, v4hf variants).
2193 (vcltz): New (v8hf, v4hf variants).
2194 (vclez): New (v8hf, v4hf variants).
2195 (vabd): New (v8hf, v4hf variants).
2196 (vmaxf): New (v8hf, v4hf variants).
2197 (vmaxnm): New (v8hf, v4hf variants).
2198 (vminf): New (v8hf, v4hf variants).
2199 (vminnm): New (v8hf, v4hf variants).
2200 (vpmaxf): New (v4hf variant).
2201 (vpminf): New (v4hf variant).
2202 (vpadd): New (v4hf variant).
2203 (vrecps): New (v8hf, v4hf variants).
2204 (vrsqrts): New (v8hf, v4hf variants).
2205 (vabs): New (v8hf, v4hf variants).
2206 (vneg): New (v8hf, v4hf variants).
2207 (vrecpe): New (v8hf, v4hf variants).
2208 (vrnd): New (v8hf, v4hf variants).
2209 (vrnda): New (v8hf, v4hf variants).
2210 (vrndm): New (v8hf, v4hf variants).
2211 (vrndn): New (v8hf, v4hf variants).
2212 (vrndp): New (v8hf, v4hf variants).
2213 (vrndx): New (v8hf, v4hf variants).
2214 (vrsqrte): New (v8hf, v4hf variants).
2215 (vmul_lane): Add v4hf and v8hf variants.
2216 (vmul_n): Add v4hf and v8hf variants.
2217 (vext): New (v8hf, v4hf variants).
2218 (vcvts): New (v8hi, v4hi variants).
2219 (vcvts): New (v8hf, v4hf variants).
2220 (vcvtu): New (v8hi, v4hi variants).
2221 (vcvtu): New (v8hf, v4hf variants).
2222 (vcvts_n): New (v8hf, v4hf variants).
2223 (vcvtu_n): New (v8hi, v4hi variants).
2224 (vcvts_n): New (v8hi, v4hi variants).
2225 (vcvtu_n): New (v8hf, v4hf variants).
2226 (vbsl): New (v8hf, v4hf variants).
2227 (vcvtas): New (v8hf, v4hf variants).
2228 (vcvtau): New (v8hf, v4hf variants).
2229 (vcvtms): New (v8hf, v4hf variants).
2230 (vcvtmu): New (v8hf, v4hf variants).
2231 (vcvtns): New (v8hf, v4hf variants).
2232 (vcvtnu): New (v8hf, v4hf variants).
2233 (vcvtps): New (v8hf, v4hf variants).
2234 (vcvtpu): New (v8hf, v4hf variants).
2236 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2238 * config/arm/arm-builtins.c (hf_UP): New.
2240 (vfp_builtin_data): New. Update comment.
2241 (enum arm_builtins): Include "arm_vfp_builtins.def".
2242 (ARM_BUILTIN_VFP_PATTERN_START): New.
2243 (arm_init_vfp_builtins): New.
2244 (arm_init_builtins): Add arm_init_vfp_builtins.
2245 (arm_expand_vfp_builtin): New.
2246 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
2248 * config/arm/arm_vfp_builtins.def: New file.
2249 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
2250 (arm-builtins.o): Likewise.
2252 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
2255 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
2256 from constant while creating value range.
2258 2016-09-23 Renlin Li <renlin.li@arm.com>
2260 * ira.c (ira): Move ira_use_lra_p initialization code to ...
2261 (ira_init_once): Here.
2263 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
2264 Jakub Jelinek <jakub@redhat.com>
2266 * hooks.h (hook_uint_uintp_false): Rename to...
2267 (hook_bool_uint_uintp_false): ... this.
2268 * hooks.c (hook_uint_uintp_false): Rename to...
2269 (hook_bool_uint_uintp_false): ... this.
2270 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
2271 instead of hook_uint_uintp_false.
2273 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2275 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
2276 (arm_init_builtins): Move body of a loop to the standalone
2277 function arm_init_neon_builtin.
2278 (arm_expand_neon_builtin_1): New. Update comment. Function body
2279 moved from arm_neon_builtin with some white-space fixes.
2280 (arm_expand_neon_builtin): Move code into the standalone function
2281 arm_expand_neon_builtin_1.
2283 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2285 * config/arm/iterators.md (VCVTHI): New.
2286 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
2290 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
2291 (V_HALF): Add V4HF. Fix white-space.
2292 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
2293 (V_s_elem): Likewise.
2294 (V_sz_elem): Fix white-space.
2295 (V_elem_ch): Likewise.
2297 (scalar_mul_constraint): Add V8HF and V4HF.
2298 (Is_float_mode): Fix white-space.
2299 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
2300 (q): Add HF. Fix white-space.
2303 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
2304 (neon_vfm_lane_as): New.
2305 * config/arm/neon.md (add<mode>3_fp16): New.
2306 (sub<mode>3_fp16): New.
2307 (mul<mode>3add<mode>_neon): New.
2308 (fma<VH:mode>4_intrinsic): New.
2309 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
2310 (fmsub<VH:mode>4_intrinsic): New.
2311 (<absneg_str><mode>2): New.
2312 (neon_v<absneg_str><mode>): New.
2313 (neon_v<fp16_rnd_str><mode>): New.
2314 (neon_vrsqrte<mode>): New.
2315 (neon_vpaddv4hf): New.
2316 (neon_vadd<mode>): New.
2317 (neon_vsub<mode>): New.
2318 (neon_vmulf<mode>): New.
2319 (neon_vfma<VH:mode>): New.
2320 (neon_vfms<VH:mode>): New.
2321 (neon_vc<cmp_op><mode>): New.
2322 (neon_vc<cmp_op><mode>_fp16insn): New
2323 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
2324 (neon_vca<cmp_op><mode>): New.
2325 (neon_vca<cmp_op><mode>_fp16insn): New.
2326 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
2327 (neon_vc<cmp_op>z<mode>): New.
2328 (neon_vabd<mode>): New.
2329 (neon_v<maxmin>f<mode>): New.
2330 (neon_vp<maxmin>fv4hf: New.
2331 (neon_<fmaxmin_op><mode>): New.
2332 (neon_vrecps<mode>): New.
2333 (neon_vrsqrts<mode>): New.
2334 (neon_vrecpe<mode>): New (VH variant).
2335 (neon_vdup_lane<mode>_internal): New.
2336 (neon_vdup_lane<mode>): New.
2337 (neon_vcvt<sup><mode>): New (VCVTHI variant).
2338 (neon_vcvt<sup><mode>): New (VH variant).
2339 (neon_vcvt<sup>_n<mode>): New (VH variant).
2340 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
2341 (neon_vcvt<vcvth_op><sup><mode>): New.
2342 (neon_vmul_lane<mode>): New.
2343 (neon_vmul_n<mode>): New.
2344 * config/arm/unspecs.md (UNSPEC_VCALE): New
2345 (UNSPEC_VCALT): New.
2346 (UNSPEC_VFMA_LANE): New.
2347 (UNSPECS_VFMS_LANE): New.
2349 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2351 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
2352 ("*extzv<mode><clobbercc_or_nocc>"):
2353 Correct a typo in a comment.
2355 ("*insv<mode>_zEC12", "*insv<mode>_z10")
2356 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
2357 ("*insv<mode>_zEC12_appendbitsleft")
2358 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
2359 ("*insv<mode>_z10_appendbitsleft"): Ditto.
2360 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
2361 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
2362 Provide pattern with operands switched.
2363 ("*pre_z10_extv<mode>"):
2364 Use new subst patterns.
2365 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
2366 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
2367 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
2368 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
2369 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
2370 ("*<risbg_n>_sidi_ior_and_lshiftrt")
2371 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
2373 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
2374 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
2375 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
2377 ("SINT"): New mode_iterator with SI, HI, QI.
2378 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
2379 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
2382 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2384 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
2385 new interface of s390_contiguous_bitmask_p.
2386 ("contiguous_bitmask_nowrap_operand"): New predicate.
2387 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
2388 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
2389 of s390_contiguous_bitmask_p.
2390 ("NxxDw"): Rename NxxDq constraint to NxxDw.
2391 ("NxxSw"): New constraint.
2392 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
2393 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
2395 (s390_contiguous_bitmask_nowrap_p): Export.
2396 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
2397 former s390_contiguous_bitmask_p.
2398 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
2399 detect contiguous bit ranges with wraparound. Change signature to
2400 return START and END position instead of POS and LENGTH.
2401 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
2402 ranges with wraparound.
2403 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
2404 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
2405 Adapt to new signature of s390_contiguous_bitmask_p.
2407 2016-09-23 Bin Cheng <bin.cheng@arm.com>
2409 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
2410 (create_intersect_range_checks): New.
2411 (vect_create_cond_for_alias_checks): Call above function.
2413 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2415 * config/arm/iterators.md (Code iterators): Fix some white-space
2419 (FCVT): Moved from vfp.md.
2420 (VCVT_HF_US_N): New.
2421 (VCVT_SI_US_N): New.
2426 (FCVTI32typename): Moved from vfp.md.
2427 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
2428 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
2429 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
2430 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
2431 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
2433 (fp16_rnd_str): New.
2434 (fp16_rnd_insn): New.
2435 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
2436 (UNSPEC_VCVT_HF_U_N): New.
2437 (UNSPEC_VCVT_SI_S_N): New.
2438 (UNSPEC_VCVT_SI_U_N): New.
2439 (UNSPEC_VCVTH_S): New.
2440 (UNSPEC_VCVTH_U): New.
2441 (UNSPEC_VCVTA_S): New.
2442 (UNSPEC_VCVTA_U): New.
2443 (UNSPEC_VCVTM_S): New.
2444 (UNSPEC_VCVTM_U): New.
2445 (UNSPEC_VCVTN_S): New.
2446 (UNSPEC_VCVTN_U): New.
2447 (UNSPEC_VCVTP_S): New.
2448 (UNSPEC_VCVTP_U): New.
2449 (UNSPEC_VCVTP_S): New.
2450 (UNSPEC_VCVTP_U): New.
2452 (UNSPEC_VRNDA): New.
2453 (UNSPEC_VRNDI): New.
2454 (UNSPEC_VRNDM): New.
2455 (UNSPEC_VRNDN): New.
2456 (UNSPEC_VRNDP): New.
2457 (UNSPEC_VRNDX): New.
2458 * config/arm/vfp.md (<absneg_str>hf2): New.
2460 (neon_v<fp16_rnd_str>hf): New.
2461 (neon_vrndihf): New.
2466 (*mulsf3neghf_vfp): New.
2467 (*negmulhf3_vfp): New.
2468 (*mulsf3addhf_vfp): New.
2469 (*mulhf3subhf_vfp): New.
2470 (*mulhf3neghfaddhf_vfp): New.
2471 (*mulhf3neghfsubhf_vfp): New.
2474 (fmsubhf4_fp16): New.
2478 (neon_vsqrthf): New.
2479 (neon_vrsqrtshf): New.
2480 (FCVT): Move to iterators.md.
2481 (FCVTI32typename): Likewise.
2482 (neon_vcvth<sup>hf): New.
2483 (neon_vcvth<sup>si): New.
2484 (neon_vcvth<sup>_nhf_unspec): New.
2485 (neon_vcvth<sup>_nhf): New.
2486 (neon_vcvth<sup>_nsi_unspec): New.
2487 (neon_vcvth<sup>_nsi): New.
2488 (neon_vcvt<vcvth_op>h<sup>si): New.
2489 (neon_<fmaxmin_op>hf): New.
2491 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2493 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
2494 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
2495 ("*insv<mode>_zEC12_appendbitsleft")
2496 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
2497 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
2499 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2501 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
2502 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
2503 construct values without normalization.
2504 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
2505 static local lhs_ops to vNULL.
2507 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2508 Jiong Wang <jiong.wang@arm.com>
2510 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
2511 available when FP16 instructions are available.
2512 (output_move_vfp): Add support for 16-bit data moves.
2513 (arm_validize_comparison): Fix some white-space. Support HFmode
2514 by conversion to SFmode.
2515 * config/arm/arm.md (truncdfhf2): Fix a comment.
2516 (extendhfdf2): Likewise.
2518 (movsicc): Fix some white-space.
2520 (movsfcc): Fix some white-space.
2522 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
2523 instructions are available.
2524 (*thumb2_movhi_vfp): Likewise.
2525 (*arm_movhi_fp16): New.
2526 (*thumb2_movhi_fp16): New.
2527 (*movhf_vfp_fp16): New.
2528 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
2529 (*movhf_vfp): Likewise.
2530 (extendhfsf2): Enable when VFP FP16 instructions are available.
2531 (truncsfhf2): Enable when VFP FP16 instructions are available.
2533 2016-09-23 Martin Liska <mliska@suse.cz>
2535 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
2537 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2539 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
2541 (arm_evpc_neon_vtrn): Likewise.
2542 (arm_evpc_neon_vrev): Likewise.
2543 (arm_evpc_neon_vext): Likewise.
2544 * config/arm/arm_neon.h (vbsl_f16): New.
2548 (vdup_lane_f16): New.
2549 (vdupq_lane_f16): New.
2562 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
2563 (vdup_lane): New (v8hf, v4hf variants).
2564 (vext): New (v8hf, v4hf variants).
2565 (vbsl): New (v8hf, v4hf variants).
2566 * config/arm/iterators.md (VDQWH): New.
2568 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
2569 (Scalar_mul_8_16): Fix white-space.
2570 (Is_d_reg): Add V4HF and V8HF.
2571 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
2572 (neon_vdup_lane<mode>): New.
2573 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
2574 (*neon_vtrn<mode>_insn): Likewise.
2575 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
2576 (*neon_vzip<mode>_insn): Likewise
2577 (neon_vuzp<mode>_internal): Likewise.
2578 (*neon_vuzp<mode>_insn): Likewise
2579 * config/arm/vec-common.md (vec_perm_const<mode>): New.
2581 2016-09-23 Jiong Wang <jiong.wang@arm.com>
2582 Matthew Wahab <matthew.wahab@arm.com>
2584 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
2585 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
2586 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
2587 available. Also fix some white-space.
2588 * config/arm/vfp.md (*arm_movhi_vfp): New.
2589 (*thumb2_movhi_vfp): New.
2591 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2593 * config/arm/arm-c.c (arm_cpu_builtins): Define
2594 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
2595 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
2597 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2599 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
2600 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
2601 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
2602 arm_v8_2a_fp16_neon_hw.
2603 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
2606 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2608 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
2609 arm_fp16_alternative_ok and arm_fp16_none_ok.
2611 2016-09-23 Martin Liska <mliska@suse.cz>
2613 * ipa-icf.c (sem_variable::merge): Replace adress with address.
2615 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2617 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
2619 ("armv8.2-a+fp16"): New.
2620 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
2621 (FL2_FP16INST): New.
2622 (FL2_FOR_ARCH8_2A): New.
2623 * config/arm/arm-tables.opt: Regenerate.
2624 * config/arm/arm.c (arm_arch8_2): New.
2625 (arm_fp16_inst): New.
2626 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
2627 for incompatible fp16-format settings.
2628 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
2629 (TARGET_NEON_FP16INST): New.
2630 (arm_arch8_2): Declare.
2631 (arm_fp16_inst): Declare.
2632 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
2633 march=armv8.2-a and march=armv8.2-a+fp16.
2634 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
2636 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
2637 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
2639 2016-09-23 Martin Liska <mliska@suse.cz>
2641 * doc/extend.texi: Remove fused-madd from i386 target options.
2643 2016-09-23 Martin Liska <mliska@suse.cz>
2645 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2648 2016-09-23 Martin Liska <mliska@suse.cz>
2650 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2653 2016-09-23 Martin Liska <mliska@suse.cz>
2656 * config/i386/i386.c (ix86_option_override_internal): Change
2657 signature and return false when there's an error related to
2659 (release_options_strings): New function.
2660 (ix86_valid_target_attribute_tree): Call the function.
2662 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2664 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
2665 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
2666 (gen_hsa_ctor_assignment): Likewise.
2667 * print-tree.c (print_node): Likewise.
2668 * tree-dump.c (dequeue_and_dump): Likewise.
2669 * tree-sra.c (sra_modify_constructor_assign): Likewise.
2670 * expr.c (store_constructor): Likewise.
2671 * fold-const.c (operand_equal_p): Likewise.
2672 * tree-pretty-print.c (dump_generic_node): Likewise.
2673 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
2674 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
2676 2016-09-23 Richard Biener <rguenther@suse.de>
2678 * hooks.h (hook_uint_uintp_false): Declare.
2680 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2682 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
2683 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
2685 2016-09-22 Martin Sebor <msebor@redhat.com>
2688 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
2689 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
2690 (target_int_min): Correct computation.
2691 (format_integer): Use long long as the argument for the ll length
2693 (format_floating): Use target_int_max().
2694 (get_string_length): Same.
2695 (format_string): Avoid setting the bounded flag for strings
2697 (try_substitute_return_value): Avoid setting range info when
2698 the result isn't bounded.
2699 * varasm.c (assemble_name): Increase buffer size.
2701 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
2702 Terry Guo <terry.guo@arm.com>
2704 * target.def (elf_flags_numeric): New target hook.
2705 * targhooks.h (default_asm_elf_flags_numeric): New.
2706 * varasm.c (default_asm_elf_flags_numeric): New.
2707 (default_elf_asm_named_section): Use new target hook.
2708 * config/arm/arm.opt (mpure-code): New.
2709 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
2710 * config/arm/arm.c (arm_asm_init_sections): Add section
2711 attribute to default text section if -mpure-code.
2712 (arm_option_check_internal): Diagnose use of option with
2713 non supported targets and/or options.
2714 (arm_asm_elf_flags_numeric): New.
2715 (arm_function_section): New.
2716 (arm_elf_section_type_flags): New.
2717 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
2719 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
2720 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
2722 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
2724 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
2726 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2728 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
2729 * rtl.h: Adjust prototype.
2731 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2733 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
2734 (prev_active_insn): Likewise.
2735 (active_insn_p): Likewise.
2736 * rtl.h: Adjust prototypes.
2737 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
2738 * config/arc/arc.md: Likewise.
2739 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
2740 (branch_needs_nop_p): Likewise.
2741 (use_skip_p): Likewise.
2742 * config/sh/sh.c (gen_block_redirect): Likewise.
2743 (split_branches): Likewise.
2744 * reorg.c (optimize_skip): Likewise.
2745 (fill_simple_delay_slots): Likewise.
2746 (fill_slots_from_thread): Likewise.
2747 (relax_delay_slots): Likewise.
2748 * resource.c (mark_target_live_regs): Likewise.
2750 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2752 * config/cris/cris.c (cris_asm_output_case_end): Change argument
2754 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
2755 (prev_nonnote_nondebug_insn): Likewise.
2756 * config/cris/cris-protos.h: Adjust prototype.
2758 * jump.c (rtx_renumbered_equal_p): Adjust.
2760 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2762 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
2763 * rtl.h: Adjust prototype.
2764 * config/sh/sh.md: Adjust.
2765 * dwarf2out.c (add_var_loc_to_decl): Likewise.
2767 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2769 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
2770 (prev_nondebug_insn): Likewise.
2771 * loop-doloop.c (doloop_condition_get): Likewise.
2772 * rtl.h: Adjust prototype.
2773 * cfgloop.h: Likewise.
2775 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2777 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
2778 (prev_nonnote_insn): Likewise.
2779 * jump.c (reversed_comparison_code_parts): Likewise.
2780 (reversed_comparison): Likewise.
2781 * rtl.h: Adjust prototypes.
2782 * config/arc/arc.md: Adjust.
2783 * cse.c (find_comparison_args): Likewise.
2784 * reorg.c (redundant_insn): Change return type to rtx_insn *.
2785 (fix_reg_dead_note): Change argument type to rtx_insn *.
2786 (delete_prior_computation): Likewise.
2787 (delete_computation): Likewise.
2788 (fill_slots_from_thread): Adjust.
2789 (relax_delay_slots): Likewise.
2790 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2791 (simplify_relational_operation_1): Likewise.
2792 (simplify_ternary_operation): Likewise.
2794 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2796 * config/arc/arc-protos.h (arc_label_align): Change type of
2797 variables from rtx to rtx_insn *.
2798 * config/arc/arc.c (arc_label_align): Likewise.
2799 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
2800 * config/bfin/bfin.c (workaround_speculation): Likewise.
2801 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
2802 (find_last_same_clock): Likewise.
2803 (reorg_split_calls): Likewise.
2804 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
2805 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
2806 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
2807 (same_cmp_following_p): Likewise.
2808 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
2809 (same_cmp_following_p): Likwise.
2810 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
2811 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
2812 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
2813 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
2814 (rl78_alloc_physical_registers_cmp): Likewise.
2815 (rl78_alloc_physical_registers_umul): Likewise.
2816 (rl78_calculate_death_notes): Likewise.
2817 * config/s390/s390-protos.h (s390_label_align): Likewise.
2818 * config/s390/s390.c (s390_label_align): Likewise.
2819 * config/sh/sh.c (barrier_align): Likewise.
2820 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
2821 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
2822 (emit_cbcond_nop): Likewise.
2824 2016-09-22 Martin Liska <mliska@suse.cz>
2827 * ipa-icf.c (sem_variable::merge): Yield merge operation if
2828 alias address matters, not necessarily address of original.
2830 2016-09-22 Richard Biener <rguenther@suse.de>
2833 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
2836 2016-09-22 Richard Biener <rguenther@suse.de>
2839 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
2840 from constant folding results.
2841 (gimple_resimplify2): Likewise.
2842 (gimple_resimplify3): Likewise.
2844 2016-09-22 Richard Biener <rguenther@suse.de>
2847 * expr.c (expand_expr_real_1): Guard array access against negative
2850 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2852 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
2854 (format_floating): Likewise.
2856 2016-09-22 Jakub Jelinek <jakub@redhat.com>
2859 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
2860 for all IFN_GOMP_SIMD_* internal fns, not just for
2861 IFN_GOMP_SIMD_ORDERED_*.
2863 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2866 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
2867 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
2868 instructions when you want to invert the test.
2869 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
2870 correct order for XXSEL.
2871 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
2872 for using XSCMP{EQ,GT,GE}DP.
2874 2016-09-21 David Malcolm <dmalcolm@redhat.com>
2876 * genconstants.c (main): Introduce noop_reader and convert call
2877 to read_md_files to a method call.
2878 * genenums.c (main): Likewise.
2879 * genmddeps.c (main): Likewise.
2880 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
2881 rtx_reader_ptr->get_top_level_filename ().
2882 (write_tm_preds_h): Likewise.
2883 (write_insn_preds_c): Likewise.
2884 * gensupport.c (class gen_reader): New subclass of rtx_reader.
2885 (rtx_handle_directive): Convert to...
2886 (gen_reader::handle_unknown_directive): ...this.
2887 (init_rtx_reader_args_cb): Convert return type from bool to
2888 rtx_reader *. Create a gen_reader instance, using it for the
2889 call to read_md_files. Return it if no errors occur.
2890 (init_rtx_reader_args): Convert return type from bool to
2892 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2893 (init_rtx_reader_args_cb): Likewise.
2894 * read-md.c (struct file_name_list): Move to class rtx_reader.
2895 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
2896 (read_md_filename): Delete in favor of
2897 rtx_reader::m_read_md_filename.
2898 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
2899 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
2900 (base_dir): Delete in favor of rtx_reader::m_base_dir.
2901 (first_dir_md_include): Delete in favor of
2902 rtx_reader::m_first_dir_md_include.
2903 (last_dir_md_include_ptr): Delete in favor of
2904 rtx_reader::m_last_dir_md_include_ptr.
2905 (max_include_len): Delete.
2906 (rtx_reader_ptr): New.
2907 (fatal_with_file_and_line): Use get_filename and get_lineno
2908 accessors of rtx_reader_ptr.
2909 (require_char_ws): Likewise.
2910 (rtx_reader::read_char): New method, based on ::read_char.
2911 (rtx_reader::unread_char): New method, based on ::unread_char.
2912 (read_escape): Use get_filename and get_lineno accessors of
2914 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
2915 (read_string): Use get_filename and get_lineno accessors of
2917 (rtx_reader::rtx_reader): New ctor.
2918 (rtx_reader::~rtx_reader): New dtor.
2919 (handle_include): Convert from a function to...
2920 (rtx_reader::handle_include): ...this method, converting
2921 handle_directive from a callback to a virtual function.
2922 (handle_file): Likewise, converting to...
2923 (rtx_reader::handle_file): ...this method.
2924 (handle_toplevel_file): Likewise, converting to...
2925 (rtx_reader::handle_toplevel_file): ...this method.
2926 (rtx_reader::get_current_location): New method.
2927 (parse_include): Convert from a function to...
2928 (rtx_reader::add_include_path): ...this method, dropping redundant
2929 update to unused max_include_len.
2930 (read_md_files): Convert from a function to...
2931 (rtx_reader::read_md_files): ...this method, converting
2932 handle_directive from a callback to a virtual function.
2933 (noop_reader::handle_unknown_directive): New method.
2934 * read-md.h (directive_handler_t): Delete this typedef.
2936 (read_md_file): Delete.
2937 (read_md_lineno): Delete.
2938 (read_md_filename): Delete.
2939 (class rtx_reader): New class.
2940 (rtx_reader_ptr): New decl.
2941 (class noop_reader): New subclass of rtx_reader.
2942 (read_char): Reimplement in terms of rtx_reader::read_char.
2943 (unread_char): Reimplement in terms of rtx_reader::unread_char.
2944 (read_md_files): Delete.
2945 * read-rtl.c (read_rtx_code): Update for deletion of globals
2946 read_md_filename and read_md_lineno.
2948 2016-09-21 Jason Merrill <jason@redhat.com>
2950 * input.h (from_macro_definition_at): New.
2952 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
2954 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
2956 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2958 PR tree-optimization/77550
2959 * tree-vect-stmts.c (create_array_ref): Change parameters.
2960 (get_group_alias_ptr_type): New function.
2961 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
2963 2016-09-21 Marek Polacek <polacek@redhat.com>
2965 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
2966 Add falls through comment.
2968 2016-09-21 Richard Biener <rguenther@suse.de>
2970 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
2971 (replace_child): Likewise.
2972 (remove_child_TAG): Adjust.
2973 (move_marked_base_types): Likewise.
2974 (prune_unused_types_prune): Clear die_sib of removed children.
2976 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
2979 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
2980 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
2982 2016-09-21 Richard Biener <rguenther@suse.de>
2984 PR tree-optimization/77648
2985 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
2987 (make_transitive_closure_constraints): Adjust comment.
2988 (make_any_offset_constraints): New function.
2989 (handle_rhs_call): Make sure to first expand a pointer to all
2990 subfields before transitively closing it.
2991 (handle_const_call): Likewise. Properly expand returned
2993 (handle_pure_call): Likewise.
2995 2016-09-21 Richard Biener <rguenther@suse.de>
2996 Jakub Jelinek <jakub@redhat.com>
2998 PR tree-optimization/77621
2999 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
3000 group at non-vectorizable stmts.
3002 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3004 PR tree-optimization/72835
3005 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
3006 (make_new_ssa_for_all_defs): Likewise.
3007 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
3009 2016-09-20 Martin Sebor <msebor@redhat.com>
3012 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
3013 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
3014 * config/linux.c (gnu_libc_printf_pointer_format): New function.
3015 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
3016 * config/sol2.c (solaris_printf_pointer_format): New function.
3017 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
3019 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
3020 * doc/tm.texi: Regenerate.
3021 * gimple-fold.h (get_range_strlen): New function.
3022 (get_maxval_strlen): Declare existing function.
3023 * gimple-fold.c (get_range_strlen): Add arguments and compute both
3024 maximum and minimum.
3025 (get_range_strlen): Define overload.
3026 (get_maxval_strlen): Adjust.
3027 * gimple-ssa-sprintf.c: New file and pass.
3028 * passes.def (pass_sprintf_length): Add new pass.
3029 * targhooks.h (default_printf_pointer_format): Declare new function.
3030 (gnu_libc_printf_pointer_format): Same.
3031 (solaris_libc_printf_pointer_format): Same.
3032 * targhooks.c (default_printf_pointer_format): Define new function.
3033 * tree-pass.h (make_pass_sprintf_length): Declare new function.
3034 * print-tree.c: Increase buffer size.
3036 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3038 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
3040 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3042 * common.opt: New option -fipa-vrp.
3043 * ipa-cp.c (ipa_get_vr_lat): New.
3044 (ipcp_vr_lattice::print): Likewise.
3045 (print_all_lattices): Call ipcp_vr_lattice::print.
3046 (ipcp_vr_lattice::meet_with): New.
3047 (ipcp_vr_lattice::meet_with_1): Likewise.
3048 (ipcp_vr_lattice::top_p): Likewise.
3049 (ipcp_vr_lattice::bottom_p): Likewsie.
3050 (ipcp_vr_lattice::set_to_bottom): Likewise.
3051 (set_all_contains_variable): Call VR set_to_bottom.
3052 (initialize_node_lattices): Init VR lattices.
3053 (propagate_vr_accross_jump_function): New.
3054 (propagate_constants_accross_call): Call
3055 propagate_vr_accross_jump_function.
3056 (ipcp_store_vr_results): New.
3057 (ipcp_driver): Handle VR.
3058 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
3059 (ipa_set_jf_unknown): Likewise.
3060 (ipa_compute_jump_functions_for_edge): Likewise.
3061 (ipa_node_params_t::duplicate): Likewise.
3062 (ipa_write_jump_function): Likewise.
3063 (ipa_read_jump_function): Likewise.
3064 (write_ipcp_transformation_info): Likewise.
3065 (read_ipcp_transformation_info): Likewise.
3066 (ipcp_update_vr): New.
3067 (ipcp_transform_function): Handle VR.
3068 * ipa-prop.h (struct ipa_vr): New.
3069 * cgraph.c: Include tree-vrp.h.
3070 * cgraphunit.c: Likewise.
3071 * ipa-utils.c: Likewise.
3074 * toplev.c: Likewise.
3075 * ipa-devirt.c: Likewise.
3076 * ipa-inline-transform.c: Likewise.
3077 * ipa-inline.c: Likewise.
3078 * ipa-profile.c: Likewise.
3080 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3082 * doc/invoke.texi: Document -fdump-tree-evrp.
3083 * passes.def: Define new pass_early_vrp.
3084 * timevar.def: Define new TV_TREE_EARLY_VRP.
3085 * tree-pass.h (make_pass_early_vrp): New.
3086 * tree-ssa-propagate.c: Make replace_uses_in non static.
3087 * tree-ssa-propagate.h: Export replace_uses_in.
3088 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
3089 (extract_range_from_assert): Factor out
3090 extract_range_for_var_from_comparison_expr.
3091 (vrp_initialize_lattice): New.
3092 (vrp_initialize): Factor out vrp_initialize_lattice.
3093 (vrp_valueize): Fix it to reject complex value ranges.
3094 (vrp_free_lattice): New.
3095 (evrp_dom_walker::before_dom_children): Likewise.
3096 (evrp_dom_walker::after_dom_children): Likewise.
3097 (evrp_dom_walker::push_value_range): Likewise.
3098 (evrp_dom_walker::pop_value_range): Likewise.
3099 (execute_early_vrp): Likewise.
3100 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
3101 (make_pass_early_vrp): New.
3103 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3105 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
3106 instead of exact_log2.
3108 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3111 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
3112 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
3113 (ix86_add_stmt_cost): Penalize DFmode vector operations
3114 for !TARGET_VECTORIZE_DOUBLE.
3116 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
3118 * doc/invoke.texi (Warning Options): Simplify language.
3119 (Optimize Options): Complete sentence.
3121 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
3123 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
3126 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
3129 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
3130 inits on power8 and above, use the VMRGEW instruction instead of a
3133 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
3134 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
3137 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3139 * config/aarch64/arm_neon.h
3140 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
3141 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
3142 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
3144 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
3146 * config/var/vax.h (ELIMINABLE_REGS): Define.
3147 (INITIAL_ELIMINATION_OFFSET): Define.
3149 2016-09-20 Jakub Jelinek <jakub@redhat.com>
3152 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
3153 cast to void * if the cast is from some other pointer type.
3155 2016-09-20 Richard Biener <rguenther@suse.de>
3157 PR tree-optimization/77646
3158 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
3161 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3163 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
3164 attributes to all inlined functions and make them extern.
3166 2016-09-20 Richard Biener <rguenther@suse.de>
3168 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
3170 * debug.c (do_nothing_debug_hooks): Adjust.
3171 * dbxout.c (dbx_debug_hooks): Likewise.
3172 * sdbout.c (sdb_debug_hooks): Likewise.
3173 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
3174 (dwarf2out_finish): Move producer, filename and
3176 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
3177 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
3179 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3182 * doc/invoke.texi: Document -Wint-in-bool-context.
3185 * dwarf2out.c (output_loc_operands): Fix an assertion.
3187 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3189 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
3190 (CR_DECIMAL_DIG): New macro.
3192 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3194 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
3197 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
3199 PR rtl-optimization/77416
3200 * lra-remat.c (operand_to_remat): Process hard coded insn
3203 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3205 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
3206 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
3208 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
3210 * target.def (lra_p): Wordsmithing.
3211 * doc/tm.texi: Regenerate.
3213 2016-09-19 Jakub Jelinek <jakub@redhat.com>
3214 Jan Hubicka <jh@suse.cz>
3217 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
3218 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
3219 Call ultimate_alias_target just once, not up to 4 times.
3221 2016-09-19 Richard Biener <rguenther@suse.de>
3223 * dwarf2out.c (early_dwarf_finished): New global.
3224 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
3226 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
3227 if called from LTO exit early.
3228 (dwarf2out_late_global_decl): When being during the early
3229 debug phase do not add locations but only const value attributes.
3230 Adjust the way we generate early DIEs for LTO.
3232 2016-09-19 Richard Biener <rguenther@suse.de>
3235 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
3236 proper niter to bound the loops.
3238 2016-09-19 Richard Biener <rguenther@suse.de>
3240 PR tree-optimization/77514
3241 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
3242 search for folded stmt.
3244 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
3246 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
3247 * tree-pass.h (make_pass_early_thread_jumps): Declare.
3248 * tree-ssa-threadbackward.c (fsm_find_thread_path,
3249 fsm_find_thread_path, profitable_jump_thread_path,
3250 fsm_find_control_statement_thread_paths,
3251 find_jump_threads_backwards): Add speed_p parameter.
3252 (pass_data_early_thread_jumps): New pass.
3253 (make_pass_early_thread_jumps): New function.
3255 2016-09-17 Andreas Schwab <schwab@suse.de>
3257 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
3258 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3260 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
3262 * recog.c (rest_of_handle_split_after_reload): Delete.
3263 (pass_split_after_reload::gate): New method.
3264 (pass_split_after_reload::execute): Call split_all_insns directly.
3266 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
3268 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
3269 parameters for functions taking long long arguments.
3271 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3274 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
3275 splat with truncate.
3277 2016-09-16 Jason Merrill <jason@redhat.com>
3279 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
3281 * hwint.c (exact_log2): Use pow2p_hwi.
3282 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
3283 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
3284 * builtins.c (get_object_alignment_2, get_object_alignment)
3285 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
3287 * calls.c (compute_argument_addresses, store_one_arg): Use
3289 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
3290 * combine.c (force_to_mode): Use least_bit_hwi.
3291 (contains_muldiv, find_split_point, combine_simplify_rtx)
3292 (simplify_if_then_else, simplify_set, force_to_mode)
3293 (if_then_else_cond, simplify_and_const_int_1)
3294 (simplify_compare_const): Use pow2p_hwi.
3295 * cse.c (fold_rtx): Use pow2p_hwi.
3296 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
3298 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
3299 (init_expmed_one_conv): Use pow2p_hwi.
3300 * expr.c (is_aligning_offset): Use pow2p_hwi.
3301 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
3302 (fold_binary_loc): Use pow2p_hwi.
3303 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
3304 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
3305 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
3306 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
3308 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
3309 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
3310 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
3311 * omp-low.c (oacc_loop_fixed_partitions)
3312 (oacc_loop_auto_partitions): Use least_bit_hwi.
3313 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
3314 * stor-layout.c (place_field): Use least_bit_hwi.
3315 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
3316 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
3317 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
3318 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
3319 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
3320 * tree-vect-data-refs.c (vect_analyze_group_access_1)
3321 (vect_grouped_store_supported, vect_grouped_load_supported)
3322 (vect_permute_load_chain, vect_shift_permute_load_chain)
3323 (vect_transform_grouped_load): Use pow2p_hwi.
3324 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
3325 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
3326 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
3328 * tsan.c (instrument_expr): Use least_bit_hwi.
3329 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
3331 2016-09-16 Andreas Schwab <schwab@suse.de>
3333 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
3335 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3337 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3340 * combine.c (rest_of_handle_combine): If any edges have been purged,
3341 free dominators if available.
3343 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3344 Eric Botcazou <ebotcazou@adacore.com>
3347 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
3348 through into expand_addsub_overflow after expand_neg_overflow.
3350 2016-09-15 David Malcolm <dmalcolm@redhat.com>
3352 * diagnostic-show-locus.c
3353 (selftest::test_fixit_insert_containing_newline): New function.
3354 (selftest::test_fixit_replace_containing_newline): New function.
3355 (selftest::diagnostic_show_locus_c_tests): Call the above.
3357 2016-09-15 Bin Cheng <bin.cheng@arm.com>
3359 PR tree-optimization/77503
3360 * tree-vect-loop.c (vectorizable_reduction): Record reduction
3361 code for CONST_COND_REDUCTION at analysis stage and use it at
3363 * tree-vectorizer.h (struct _stmt_vec_info): New field.
3364 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
3365 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
3368 2016-09-15 Richard Biener <rguenther@suse.de>
3371 * fold-const.c (split_tree): Do not split constant ~X.
3373 2016-09-15 Jakub Jelinek <jakub@redhat.com>
3375 PR rtl-optimization/77425
3376 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
3380 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
3381 use %qs instead of %s where desirable, use argument instead of arg in
3382 the diagnostic wording, add list of supported strategies and
3384 (ix86_option_override_internal): Emit target("m...") instead of
3385 option("m...") in the diagnostic. Use %qs instead of %s in invalid
3386 -march/-mtune option diagnostic. Add list of supported arches/tunings
3387 and spellcheck hint. Remove prefix, suffix and sw variables, use
3388 main_args_p ? "..." : "..." in diagnostics to make translation
3391 2016-09-15 Richard Biener <rguenther@suse.de>
3393 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
3394 extra offset argument.
3395 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
3396 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
3397 to reflect new offset parameter.
3398 * doc/tm.texi: Regenerate.
3399 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3400 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
3402 (darwin_asm_output_dwarf_offset): Likewise.
3403 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
3405 (darwin_asm_output_dwarf_offset): Pass offset argument through.
3406 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3407 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3409 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
3412 * ipa-icf.c (set_alias_uids): New function.
3413 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
3414 all the merged variable's referring aliases.
3416 2016-09-15 Richard Biener <rguenther@suse.de>
3418 PR tree-optimization/77514
3419 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
3420 only forced_stmts sequence.
3422 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
3424 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
3425 * cfgexpand.c (update_alias_info_with_stack_vars): Use
3426 FOR_EACH_SSA_NAME to iterate over SSA variables.
3427 (pass_expand::execute): Likewise.
3428 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
3429 * tree-cfg.c (dump_function_to_file): Likewise.
3430 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
3431 (update_ssa): Likewise.
3432 * tree-ssa-alias.c (dump_alias_info): Likewise.
3433 * tree-ssa-ccp.c (ccp_finalize): Likewise.
3434 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
3435 (create_outofssa_var_map): Likewise.
3436 (coalesce_ssa_name): Likewise.
3437 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
3438 * tree-ssa-pre.c (compute_avail): Likewise.
3439 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
3440 (scc_vn_restore_ssa_info): Likewise.
3441 (free_scc_vn): Likwise.
3442 (run_scc_vn): Likewise.
3443 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
3444 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
3445 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3446 * tree-ssa.c (verify_ssa): Likewise.
3448 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
3450 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
3451 and mips64r2 as default 32-bit and 64-bit architectures.
3452 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
3453 as default 32-bit and 64-bit architectures.
3455 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
3457 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
3460 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3462 * target.def (lra_p): Change commentary (for the manual) for the
3464 * doc/tm.texi: Regenerate.
3466 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3468 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
3469 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
3470 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
3471 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
3473 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3475 * targhooks.c (default_lra_p): Return true instead of false.
3477 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3479 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
3480 hook_bool_void_false.
3481 * config/avr/avr.c: Ditto.
3482 * config/bfin/bfin.c: Ditto.
3483 * config/c6x/c6x.c: Ditto.
3484 * config/cr16/cr16.c: Ditto.
3485 * config/cris/cris.c: Ditto.
3486 * config/epiphany/epiphany.c: Ditto.
3487 * config/fr30/fr30.c: Ditto.
3488 * config/frv/frv.c: Ditto.
3489 * config/h8300/h8300.c: Ditto.
3490 * config/ia64/ia64.c: Ditto.
3491 * config/iq2000/iq2000.c: Ditto.
3492 * config/lm32/lm32.c: Ditto.
3493 * config/m32c/m32c.c: Ditto.
3494 * config/m32r/m32r.c: Ditto.
3495 * config/m68k/m68k.c: Ditto.
3496 * config/mcore/mcore.c: Ditto.
3497 * config/microblaze/microblaze.c: Ditto.
3498 * config/mmix/mmix.c: Ditto.
3499 * config/mn10300/mn10300.c: Ditto.
3500 * config/moxie/moxie.c: Ditto.
3501 * config/msp430/msp430.c: Ditto.
3502 * config/nios2/nios2.c: Ditto.
3503 * config/nvptx/nvptx.c: Ditto.
3504 * config/pa/pa.c: Ditto.
3505 * config/pdp11/pdp11.c: Ditto.
3506 * config/rl78/rl78.c: Ditto.
3507 * config/sparc/sparc.c: Ditto.
3508 * config/spu/spu.c: Ditto.
3509 * config/stormy16/stormy16.c: Ditto.
3510 * config/tilegx/tilegx.c: Ditto.
3511 * config/tilepro/tilepro.c: Ditto.
3512 * config/v850/v850.c: Ditto.
3513 * config/vax/vax.c: Ditto.
3514 * config/visium/visium.c: Ditto.
3515 * config/xtensa/xtensa.c: Ditto.
3517 2016-09-14 Jakub Jelinek <jakub@redhat.com>
3520 * tsan.c: Include target.h.
3521 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
3522 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
3523 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
3524 BUILT_IN_ATOMIC_TEST_AND_SET entries.
3525 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
3527 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
3528 Martin Liska <mliska@suse.cz>
3531 * predict.c (force_edge_cold): Add braces to a condition.
3533 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3535 PR rtl-optimization/77289
3536 * lra-constraints.c (get_final_hard_regno): Removed.
3537 (get_hard_regno): Add new parameter final_p.
3538 (get_reg_class): Directly call lra_get_elimination_hard_regno.
3539 (operands_match_p): Adjust call to get_hard_regno.
3540 (uses_hard_regs_p): Likewise.
3541 (process_alt_operands): Likewise.
3543 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
3546 * config/msp430/msp430.c (msp430_start_function): Emit an error
3547 if a function is both weak and specifies an interrupt number.
3549 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3551 PR tree-optimization/77454
3552 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
3553 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
3556 2016-09-13 Tamar Christina <tamar.christina@arm.com>
3558 * config/aarch64/aarch64-builtins.c
3559 (aarch64_init_simd_builtins): Fix builtin type signature printing.
3561 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
3563 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
3564 SFmode and SCmode arguments by reference.
3566 2016-09-13 David Malcolm <dmalcolm@redhat.com>
3568 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
3570 (selftest::test_one_liner_fixit_insert_before): ...this, and update
3571 for renaming of add_fixit_insert to add_fixit_insert_before.
3572 (selftest::test_one_liner_fixit_insert_after): New function.
3573 (selftest::test_one_liner_fixit_validation_adhoc_locations):
3574 Update for renaming of add_fixit_insert to add_fixit_insert_before.
3575 (selftest::test_one_liner_many_fixits): Likewise.
3576 (selftest::test_diagnostic_show_locus_one_liner): Update for
3577 renaming, call new test function.
3578 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
3579 renaming of add_fixit_insert to add_fixit_insert_before.
3580 (selftest::test_fixit_consolidation): Likewise.
3581 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
3583 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
3584 (selftest::test_applying_fixits_insert_before): ...this.
3585 (selftest::test_applying_fixits_insert): Update for renaming of
3586 add_fixit_insert to add_fixit_insert_before.
3587 (selftest::test_applying_fixits_insert_after): New function.
3588 (selftest::test_applying_fixits_insert_after_at_line_end): New
3590 (selftest::test_applying_fixits_insert_after_failure): New function.
3591 (selftest::test_applying_fixits_multiple): Update for renaming of
3592 add_fixit_insert to add_fixit_insert_before.
3593 (selftest::change_line): Likewise.
3594 (selftest::test_applying_fixits_unreadable_file): Likewise.
3595 (selftest::test_applying_fixits_line_out_of_range): Likewise.
3596 (selftest::test_applying_fixits_column_validation): Likewise.
3597 (selftest::test_applying_fixits_column_validation): Likewise.
3598 (selftest::edit_context_c_tests): Update for renamed test function;
3599 call new test functions.
3601 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
3603 PR tree-optimization/77536
3604 PR rtl-optimization/68212
3605 * config/rs6000/rs6000.md (div->recip splitter): Remove
3606 optimize_insn_for_speed_p condition.
3608 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
3610 * optabs.c (prepare_cmp_insn): Update documentation comment.
3612 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3613 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3616 * opts.h (candidates_list_and_hint): Declare.
3617 * opts-common.c (candidates_list_and_hint): New function.
3618 (cmdline_handle_error): Use it.
3620 2016-09-12 David Malcolm <dmalcolm@redhat.com>
3622 * edit-context.c (edited_line::get_len): New accessor.
3623 (edited_file::print_diff): Split out hunk-printing into...
3624 (edited_file::print_diff_hunk): New method.
3625 (edited_file::print_diff_line): New method.
3627 2016-09-12 Andrew Pinski <apinski@cavium.com>
3629 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
3631 * config/aarch64/aarch64.c (thunderx_tunings): Enable
3632 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
3633 (aarch64_operands_ok_for_ldpstp): Return false if
3634 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
3635 was SImode and the alignment is less than 8 byte.
3636 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
3638 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
3641 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
3643 2016-09-12 Marek Polacek <polacek@redhat.com>
3645 * doc/extend.texi: Use lowercase "boolean".
3646 * doc/invoke.texi: Likewise.
3647 * doc/md.texi: Likewise.
3648 * target.def: Likewise.
3649 * doc/tm.texi: Regenerated.
3651 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3654 * expmed.c (synth_mult): Delete duplicate mode check.
3656 2016-09-10 Tom de Vries <tom@codesourcery.com>
3659 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
3661 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
3662 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
3664 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
3666 PR rtl-optimization/77289
3667 * lra-constraints.c (get_final_hard_regno): Add support for non hard
3668 register numbers. Remove support for subregs.
3669 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
3670 (get_reg_class): Delete removed get_final_hard_regno() argument.
3671 (uses_hard_regs_p): Call get_final_hard_regno().
3673 2016-09-09 Martin Sebor <msebor@redhat.com>
3677 * pretty-print.c (pp_quoted_string): New function.
3678 (pp_format): Call it for %c and %s directives.
3680 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3682 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
3683 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
3684 INITIAL_ELIMINATION_OFFSET) : Update documentation.
3685 * target.def (frame_pointer_required, can_eliminate): Likewise.
3686 * doc/tm.texi: Regenerated.
3687 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
3689 * df-scan.c (df_hard_reg_init): Likewise.
3690 * ira.c (ira_setup_eliminable_regset): Likewise.
3691 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
3692 init_elim_table): Likewise.
3693 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
3694 set_initial_elim_offsets, update_eliminables,
3695 init_elim_table): Likewise.
3696 * rtlanal.c (get_initial_register_offset): Likewise.
3697 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
3698 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3699 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3700 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3701 * config/fr30/fr30.h: Fix comment.
3702 * config/frv/frv.c: Likewise.
3703 * config/frv/frv.h: Likewise.
3704 * config/ft32/ft32.h: Likewise.
3705 * config/visium/visium.h: Likewise.
3706 * config/pa/pa64-linux.h: Likewise.
3707 * config/v850/v850.h: Likewise.
3708 * config/cris/cris.c: Likewise.
3709 * config/ia64/ia64.h: Likewise.
3710 * config/moxie/moxie.h: Likewise.
3711 * config/m32r/m32r.h: Likewise.
3713 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
3716 * config.in: Regenerate.
3717 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
3719 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
3720 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
3721 static-libmpxwrappers case.
3722 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
3723 MPX_LD_AS_NEEDED_GUARD_POP.
3724 * configure: Regenerate.
3725 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
3726 defined if linker support "--push-state"/"--pop-state".
3728 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
3730 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
3732 2016-09-09 Joseph Myers <joseph@codesourcery.com>
3734 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
3735 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
3736 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
3737 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
3738 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
3739 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
3740 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
3742 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
3743 width macros from TS 18661-1.
3744 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
3746 2016-09-08 Jakub Jelinek <jakub@redhat.com>
3749 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
3750 OMP_CLAUSE_SAFELEN_EXPR.
3752 2016-09-07 David Malcolm <dmalcolm@redhat.com>
3754 * Makefile.in (OBJS): Add substring-locations.o.
3755 * langhooks-def.h (class substring_loc): New forward decl.
3756 (lhd_get_substring_location): New decl.
3757 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
3758 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
3759 * langhooks.c (lhd_get_substring_location): New function.
3760 * langhooks.h (class substring_loc): New forward decl.
3761 (struct lang_hooks): Add field get_substring_location.
3762 * substring-locations.c: New file, taking definition of
3763 format_warning_va and format_warning_at_substring from
3764 c-family/c-format.c, making them non-static.
3765 * substring-locations.h (class substring_loc): Move class here
3766 from c-family/c-common.h. Add and rewrite comments.
3767 (format_warning_va): New decl.
3768 (format_warning_at_substring): New decl.
3769 (get_source_location_for_substring): Add comment.
3771 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
3773 * config/i386/i386.c: Add 'U' suffix to processor feature bits
3774 to avoid -Wnarrowing warning.
3775 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
3776 * opts.c: Likewise for SANITIZER_OPT bitmasks.
3778 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
3780 * config/aarch64/aarch64.c (aarch64_legitimize_address):
3781 Avoid use of base_offset if offset already in range.
3783 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
3785 * config/sh/sh-protos.h (struct sh_atomic_model,
3786 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
3787 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
3788 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
3789 * config/sh/sh.h (struct sh_atomic_model,
3790 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
3791 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
3792 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
3793 Guard with __cplusplus.
3795 2016-09-06 Jakub Jelinek <jakub@redhat.com>
3798 * config/i386/i386.c (ix86_expand_builtin): For builtin with
3799 unsupported or unknown ISA, use expand_call.
3801 2016-09-06 Martin Liska <mliska@suse.cz>
3803 PR gcov-profile/77378
3804 PR gcov-profile/77466
3805 * tree-profile.c (tree_profiling): Detect whether target can use
3806 -fprofile-update=atomic.
3808 2016-09-06 Richard Biener <rguenther@suse.de>
3810 PR tree-optimization/77479
3811 * tree-vrp.c (update_value_range): Extend overflow handling to
3814 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3817 * config/i386/i386.md (isa): Add x64_avx512bw.
3818 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
3819 (kmov_isa): New mode attr.
3820 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
3821 (*zero_extend<mode>si2): Likewise.
3822 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
3824 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
3826 * doc/invoke.texi (SPU Options): nops -> NOPs.
3827 (x86 Options): Ditto.
3829 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3832 * toplev.c (process_options): Temporarily set input_location
3833 to UNKNOWN_LOCATION around targetm.target_option.override () call.
3835 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
3837 PR rtl-optimization/77452
3838 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
3839 inner-mode reference to a CONST_VECTOR constant in the constant pool.
3841 2016-09-05 Marek Polacek <polacek@redhat.com>
3844 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
3846 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3849 * gensupport.c (alter_output_for_subst_insn): Remove redundant
3850 *insn_out == '*' test. Don't copy unnecessary to yet another
3851 memory buffer, and don't leak it.
3853 PR rtl-optimization/77425
3854 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
3856 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
3858 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
3860 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3862 * common.opt (fdiagnostics-generate-patch): New option.
3863 * diagnostic.c: Include "edit-context.h".
3864 (diagnostic_initialize): Initialize context->edit_context_ptr.
3865 (diagnostic_finish): Delete context->edit_context_ptr.
3866 (diagnostic_report_diagnostic): Add fix-it hints from the
3867 diagnostic to context->edit_context_ptr, if any.
3868 * diagnostic.h (class edit_context): Add forward decl.
3869 (struct diagnostic_context): Add field "edit_context_ptr".
3870 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
3871 -fdiagnostics-generate-patch.
3872 (-fdiagnostics-generate-patch): New item.
3873 * toplev.c: Include "edit-context.h".
3874 (process_options): Set global_dc->edit_context_ptr to a new
3875 edit_context if the options need one.
3876 (toplev::main): Handle -fdiagnostics-generate-patch by using
3877 global_dc->edit_context_ptr.
3879 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3882 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
3883 map and firstprivate clauses on target construct for _Atomic
3885 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
3886 on target construct for _Atomic qualified decls.
3887 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
3889 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
3890 _Atomic qualified arguments not mentioned in uniform clause.
3892 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3894 * Makefile.in (OBJS-libcommon): Add edit-context.o.
3895 * diagnostic-color.c (color_dict): Add "diff-filename",
3896 "diff-hunk", "diff-delete", and "diff-insert".
3897 (parse_gcc_colors): Update default value of GCC_COLORS in comment
3898 to reflect above changes.
3899 * doc/invoke.texi (-fdiagnostics-color): Update description of
3900 default GCC_COLORS, and of the supported capabilities.
3901 * edit-context.c: New file.
3902 * edit-context.h: New file.
3903 * input.c (struct fcache): Add field "missing_trailing_newline".
3904 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
3906 (add_file_to_cache_tab): Likewise.
3907 (fcache::fcache): Likewise.
3908 (get_next_line): Update c->missing_trailing_newline.
3909 (location_missing_trailing_newline): New function.
3910 * input.h (location_missing_trailing_newline): New decl.
3911 * selftest-run-tests.c (selftest::run_tests): Call
3912 edit_context_c_tests.
3913 * selftest.h (edit_context_c_tests): New decl.
3915 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3916 Richard Biener <rguenth@suse.de>
3918 PR tree-optimization/77444
3919 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
3920 as steptype, remove redundant initialization.
3922 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3925 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
3926 (sanopt_optimize_walker): Optimize away
3927 __asan_before_dynamic_init (...) followed by
3928 __asan_after_dynamic_init () without intervening memory loads/stores.
3929 * ipa-pure-const.c (special_builtin_state): Handle
3930 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
3931 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
3933 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3935 * cfg.c (free_original_copy_tables): Replace second assignment of
3936 bb_copy = NULL by bb_original = NULL.
3938 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3941 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
3942 assignment added in r216794.
3944 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3946 * Makefile.in (OBJS): Add typed-splay-tree.o.
3947 * selftest-run-tests.c (selftest::run_tests): Call
3948 typed_splay_tree_c_tests.
3949 * selftest.h (typed_splay_tree_c_tests): New decl.
3950 * typed-splay-tree.c: New file.
3951 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
3952 (typed_splay_tree::max): New method.
3953 (typed_splay_tree::min): New method.
3954 (typed_splay_tree::foreach): New method.
3955 (typed_splay_tree::closure): New struct.
3956 (typed_splay_tree::inner_foreach_fn): New function.
3958 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3960 * ipa-cp.c (ipcp_store_bits_results): Change option name from
3961 -fipa-cp-bit to -fipa-bit-cp.
3963 2016-09-01 Martin Sebor <msebor@redhat.com>
3965 PR tree-optimization/71831
3966 * tree-object-size.h: Return bool instead of the size and add
3967 argument for the size.
3968 * tree-object-size.c (compute_object_offset): Update signature.
3969 (addr_object_size): Same.
3970 (compute_builtin_object_size): Return bool instead of the size
3971 and add argument for the size. Handle POINTER_PLUS_EXPR when
3972 optimization is disabled.
3973 (expr_object_size): Adjust.
3974 (plus_stmt_object_size): Adjust.
3975 (pass_object_sizes::execute): Adjust.
3976 * builtins.c (fold_builtin_object_size): Adjust.
3977 * doc/extend.texi (Object Size Checking): Update.
3978 * ubsan.c (instrument_object_size): Adjust.
3980 2016-09-01 Martin Sebor <msebor@redhat.com>
3982 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
3983 it fits the output of the formatted function regardless of its
3985 * gcc/genmodes.c (parser::parse_expr): Same.
3986 * gimplify.c (gimplify_asm_expr): Same.
3987 * passes.c (pass_manager::register_one_dump_file): Same.
3988 * print-tree.c (print_node): Same.
3990 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3992 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
3994 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3996 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
3998 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4000 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
4001 * config/rs6000/vector.md: Ditto.
4002 * config/rs6000/vsx.md: Ditto.
4004 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4006 * ipa-inline-analysis.c (param_change_prob): Get to the base object
4009 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4011 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
4012 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
4013 *return_and_restore_gpregs_<mode>_r11,
4014 *return_and_restore_gpregs_<mode>_r12,
4015 *return_and_restore_gpregs_<mode>_r1,
4016 *return_and_restore_fpregs_<mode>_r11,
4017 *return_and_restore_fpregs_<mode>_r12,
4018 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
4019 directly instead of via the "l" constraint. Renumber operands.
4022 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4024 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
4025 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
4026 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
4027 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
4028 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
4029 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
4030 *call_value_nonlocal_darwin64, reload_macho_picbase,
4031 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
4032 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
4033 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
4034 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
4035 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
4036 *save_fpregs_<mode>_r1): Ditto.
4037 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
4038 *return_and_restore_gpregs_spe): Ditto.
4040 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4042 * config/rs6000/rs6000.md
4043 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
4044 the use of the link register.
4045 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
4047 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4048 Michael Meissner <meissner@linux.vnet.ibm.com>
4051 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
4052 reg+reg addressing for TImode.
4053 (rs6000_legitimate_address_p): Only allow register indirect
4054 addressing for TImode, even without TARGET_QUAD_MEMORY.
4056 2016-09-01 Richard Biener <rguenther@suse.de>
4059 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
4060 check whether the result fits the desired result type.
4062 2016-09-01 Nathan Sidwell <nathan@acm.org>
4064 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
4066 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
4068 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
4070 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
4072 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4074 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
4075 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
4076 for comparisons of integer ZERO_EXTEND against zero.
4078 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4080 * config/i386/i386.c (ix86_option_override_internal): Also disable the
4081 STV pass if -mstackrealign is enabled.
4083 2016-08-31 Ilya Verbin <iverbin@gmail.com>
4085 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
4088 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4090 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
4091 (layout_range::intersects_line_p): New method.
4092 (test_range_contains_point_for_single_point): Rename to...
4093 (test_layout_range_for_single_point): ...this, and add testing
4094 for layout_range::intersects_line_p.
4095 (test_range_contains_point_for_single_line): Rename to...
4096 (test_layout_range_for_single_line): ...this, and add testing
4097 for layout_range::intersects_line_p.
4098 (test_range_contains_point_for_multiple_lines): Rename to...
4099 (test_layout_range_for_multiple_lines): ...this, and add testing
4100 for layout_range::intersects_line_p.
4101 (layout::layout): Populate m_fixit_hints.
4102 (layout::get_expanded_location): Handle the case of a line-span
4104 (layout::validate_fixit_hint_p): New method.
4105 (get_line_span_for_fixit_hint): New function.
4106 (layout::calculate_line_spans): Add spans for fixit-hints.
4107 (layout::should_print_annotation_line_p): New method.
4108 (layout::print_any_fixits): Drop param "richloc", instead using
4109 validated fixits in m_fixit_hints. Add "const" to hint pointers.
4110 (diagnostic_show_locus): Avoid printing blank annotation lines.
4111 (selftest::test_diagnostic_context::test_diagnostic_context):
4112 Initialize show_column and start_span.
4113 (selftest::test_diagnostic_context::start_span_cb): New static
4115 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
4116 (selftest::diagnostic_show_locus_c_tests): Update for function
4117 renamings. Call test_diagnostic_show_locus_fixit_lines.
4119 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4121 PR tree-optimization/73714
4122 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
4124 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4126 * selftest.c: Move "namespace selftest {" to top of file,
4127 removing explicit "selftest::" qualifiers throughout.
4129 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4131 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
4133 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
4134 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
4135 Replace builtin with vector extension.
4136 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
4138 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
4139 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
4140 Replace builtin with vector extension.
4141 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
4142 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
4143 Replace builtin with vector extension.
4144 * config/i386/xmmintrin.h (__m128_u): New type.
4145 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
4146 (_mm_load_ps, _mm_store_ps): Simplify.
4148 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
4150 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
4152 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4154 * diagnostic-show-locus.c (colorizer::begin_state): Support more
4155 than 3 ranges per diagnostic by alternating between color 1 and
4157 (layout::layout): Replace use of rich_location::MAX_RANGES
4158 with richloc->get_num_locations ().
4159 (layout::calculate_line_spans): Replace use of
4160 rich_location::MAX_RANGES with m_layout_ranges.length ().
4161 (layout::print_annotation_line): Handle arbitrary numbers of
4162 ranges in caret-printing by defaulting to '^'.
4163 (selftest::test_one_liner_many_fixits): New function.
4164 (test_diagnostic_show_locus_one_liner): Call it.
4165 * diagnostic.c (diagnostic_initialize): Update for renaming
4166 of rich_location::MAX_RANGES to
4167 rich_location::STATICALLY_ALLOCATED_RANGES.
4168 * diagnostic.h (struct diagnostic_context): Likewise.
4170 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4172 * selftest.c (selftest::named_temp_file::named_temp_file): New
4174 (selftest::temp_source_file::~temp_source_file): Move to...
4175 (selftest::named_temp_file::~named_temp_file): ...here.
4176 (selftest::test_named_temp_file): New function.
4177 (selftest::selftest_c_tests): Call test_named_temp_file.
4178 * selftest.h (class named_temp_file): New class.
4179 (class temp_source_file): Convert to a subclass of named_temp_file.
4181 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
4183 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
4184 USEs of LR_REGNO in returns and sibcalls.
4185 (rs6000_output_mi_thunk): Similar.
4186 (rs6000_sibcall_aix): Similar.
4187 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
4188 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
4189 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
4190 Remove the USE of LR_REGNO from the patterns as well. Delete an
4192 (return_internal_<mode>): Delete.
4194 2016-08-30 Tamar Christina <tamar.christina@arm.com>
4196 * gcc/config/aarch64/aarch64-simd.md
4197 (aarch64_ld2<mode>_dreg_le): New.
4198 (aarch64_ld2<mode>_dreg_be): New.
4199 (aarch64_ld2<mode>_dreg): Removed.
4200 (aarch64_ld3<mode>_dreg_le): New.
4201 (aarch64_ld3<mode>_dreg_be): New.
4202 (aarch64_ld3<mode>_dreg): Removed.
4203 (aarch64_ld4<mode>_dreg_le): New.
4204 (aarch64_ld4<mode>_dreg_be): New.
4205 (aarch64_ld4<mode>_dreg): Removed.
4206 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
4208 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4210 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
4211 redundant location param.
4212 (test_one_liner_fixit_remove): Likewise.
4213 (test_one_liner_fixit_replace): Likewise.
4214 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
4215 * gcc-rich-location.c
4216 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
4217 get_range_from_loc. Drop overload taking a const char *.
4218 * gcc-rich-location.h
4219 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
4222 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4224 * config/linux.c (linux_libc_has_function): Return true on musl.
4226 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4228 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
4230 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
4232 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
4233 used for abnormal egdes.
4235 2016-08-30 Jakub Jelinek <jakub@redhat.com>
4237 PR tree-optimization/72866
4238 * tree-vect-patterns.c (search_type_for_mask): Turn into
4239 a small wrapper, move all code to ...
4240 (search_type_for_mask_1): ... this new function. Add caching
4241 and adjust recursive calls.
4244 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
4245 instead of lookup_type_die (type_main_variant (type)) even for array
4249 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
4250 constant pool reference return x instead of c.
4252 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
4254 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
4257 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4260 (selftest::test_make_location_nonpure_range_endpoints): Fix
4263 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4265 * diagnostic-show-locus.c
4266 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
4268 (selftest::test_diagnostic_show_locus_one_liner): Call it.
4269 * input.c (get_pure_location): Move to libcpp/line-map.c.
4270 * input.h (get_pure_location): Convert decl to an inline function
4271 calling implementation in libcpp.
4273 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
4276 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
4277 template for intel asm dialect.
4278 (vec_set_hi_<mode><mask_name>): Ditto.
4280 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4282 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
4283 (selftest::fail_formatted): Likewise.
4285 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4287 * input.c (make_location): Call get_start and get_finish
4288 on the endpoints to avoid storing packed ranges or ad-hoc
4290 (selftest::test_make_location_nonpure_range_endpoints): New function.
4291 (selftest::input_c_tests): Call it.
4292 * input.h (get_start): New inline function.
4294 2016-08-29 Tom de Vries <tom@codesourcery.com>
4297 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
4300 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
4302 * Makefile.in (gcov-iov.h): Add dummy recipe.
4304 2016-08-29 Nathan Sidwell <nathan@acm.org>
4306 * config/nvptx/nvptx.c: #include tree-vrp.h.
4308 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
4311 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
4312 HIGH+LO construct during reload.
4314 2016-08-28 Tom de Vries <tom@codesourcery.com>
4317 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
4318 'sysv_abi va_list' attribute.
4319 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
4320 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
4323 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4325 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
4326 * emit-rtl.c (unshare_all_rtl_1): Adjust.
4327 (unshare_all_rtl_again): Likewise.
4328 * function.c (assign_stack_local_1): Likewise.
4329 (assign_stack_temp_for_type): Likewise.
4331 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4333 * cfgbuild.c (make_edges): Adjust.
4334 * cfgrtl.c (can_delete_label_p): Likewise.
4335 * dwarf2cfi.c (create_trace_edges): Likewise.
4336 * except.c (sjlj_emit_dispatch_table): Likewise.
4337 * function.h (struct expr_status): make x_forced_labels a vector.
4338 * jump.c (rebuild_jump_labels_1): Adjust.
4339 * reload1.c (set_initial_label_offsets): Likewise.
4340 * stmt.c (force_label_rtx): Likewise.
4341 (expand_label): Likewise.
4343 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4345 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
4347 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
4349 PR tree-optimization/71077
4350 PR tree-optimization/68542
4351 * fold-const.c (fold_relational_const): Fix folding of
4352 VECTOR_CST comparisons that have a scalar boolean result type.
4353 (selftest::test_vector_folding): New static function.
4354 (selftest::fold_const_c_tests): Call it.
4356 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4358 * doc/extend.texi (SPU Built-in Functions): Remove stale
4359 references to material formerly at IBM and Sony.
4361 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
4364 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
4366 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4368 * diagnostic-show-locus.c
4369 (selftest::test_fixit_consolidation): New function.
4370 (selftest::diagnostic_show_locus_c_tests): Call it.
4371 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
4372 constructor based on source_range.
4374 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4376 * diagnostic-color.c (color_dict): Add "fixit-insert" and
4378 (parse_gcc_colors): Update description of default GCC_COLORS.
4379 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
4380 (colorizer::set_fixit_insert): New method.
4381 (colorizer::set_fixit_delete): New method.
4382 (colorizer::get_color_by_name): New method.
4383 (colorizer::STATE_FIXIT_INSERT): New constant.
4384 (colorizer::STATE_FIXIT_DELETE): New constant.
4385 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
4386 fields in favor of new field "m_stop_color". Add fields
4387 "m_fixit_insert" and "m_fixit_delete".
4388 (colorizer::colorizer): Update for above changes. Replace
4389 colorize_start calls with calls to get_color_by_name.
4390 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
4391 STATE_FIXIT_DELETE. Update for field renamings.
4392 (colorizer::finish_state): Simplify by using m_stop_color,
4393 rather than multiple identical "*_ce" fields.
4394 (colorizer::get_color_by_name): New method.
4395 (layout::print_any_fixits): Print insertions and replacements
4396 using the "fixit-insert" color, and deletions using the
4397 "fixit-delete" color.
4398 * doc/invoke.texi (-fdiagnostics-color): Update description of
4399 default GCC_COLORS, and of the supported capabilities.
4401 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
4403 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
4404 current_function_static_stack_size variable with the static
4405 stack frame size of the current function when
4406 flag_stack_usage_info is enabled.
4408 2016-08-26 Nathan Sidwell <nathan@acm.org>
4410 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
4411 assignment inside if condition.
4413 2016-08-26 Richard Biener <rguenther@suse.de>
4415 PR tree-optimization/69047
4416 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
4417 extracts similar to what FRE does.
4418 (non_rewritable_mem_ref_base): Likewise.
4420 2016-08-26 Joseph Myers <joseph@codesourcery.com>
4422 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
4423 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
4424 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4425 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4426 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
4428 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4429 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4430 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4431 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
4432 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4434 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4437 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
4438 reservation duration to 15 cycles.
4439 (cortex_a8_vfp_macs): Likewise.
4440 (cortex_a8_vfp_macd): Likewise.
4441 (cortex_a8_vfp_divs): Likewise.
4442 (cortex_a8_vfp_divd): Likewise.
4444 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4446 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
4447 (aarch_macro_fusion_pair_p): Use above to avoid early return.
4449 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4450 Martin Jambhor <mjambor@suse.cz>
4452 * common.opt: New option -fipa-bit-cp.
4453 * doc/invoke.texi: Document -fipa-bit-cp.
4454 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
4455 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
4456 * tree-ssa-ccp.h: New header file.
4457 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
4458 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
4459 Replace all occurences of tree parameter by two new params: signop, int.
4460 (bit_value_unop_1): Change to bit_value_unop and export it.
4461 Replace all occurences of tree parameter by two new params: signop,
4463 (bit_value_binop): Change call from bit_value_binop_1 to
4465 (bit_value_assume_aligned): Likewise.
4466 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
4467 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
4469 (ccp_finalize): Skip processing if val->mask == 0.
4470 * ipa-cp.c: Include tree-ssa-ccp.h
4471 (ipcp_bits_lattice): New class.
4472 (ipcp_param_lattice (bits_lattice): New member.
4473 (print_all_lattices): Call ipcp_bits_lattice::print.
4474 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
4475 (initialize_node_lattices): Likewise.
4476 (propagate_bits_accross_jump_function): New function.
4477 (propagate_constants_accross_call): Call
4478 propagate_bits_accross_jump_function.
4479 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
4480 (ipcp_store_bits_results): New function.
4481 (ipcp_driver): Call ipcp_store_bits_results.
4482 * ipa-prop.h (ipa_bits): New struct.
4483 (ipa_jump_func): Add new member bits of type ipa_bits.
4484 (ipa_param_descriptor): Change decl to decl_or_type.
4485 (ipa_get_param): Change decl to decl_or_type and assert on
4487 (ipa_get_type): New function.
4488 (ipcp_transformation_summary): New member bits.
4489 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
4490 (ipa_populate_param_decls): Likewise.
4491 (ipa_dump_param): Likewise.
4492 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
4494 (ipa_set_jf_unknown): Set ipa_bits::known to false.
4495 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
4497 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
4498 (ipa_write_jump_function): Add streaming for ipa_bits.
4499 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
4500 (write_ipcp_transformation_info): Add streaming for ipa_bits
4502 (read_ipcp_transfomration_info): Add support for reading streamed
4504 (ipcp_update_bits): New function.
4505 (ipcp_transform_function): Call ipcp_update_bits.
4507 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
4509 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
4510 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
4512 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
4514 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
4516 2016-08-25 Richard Biener <rguenther@suse.de>
4518 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
4519 Only add locations in late dwarf.
4520 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
4521 (dwarf2out_early_finish): But do it here.
4523 2016-08-24 Michael Collison <michael.collison@linaro.org>
4524 Michael Collison <michael.collison@arm.com>
4526 * config/arm/arm-modes.def: Add new condition code mode CC_V
4527 to represent the overflow bit.
4528 * config/arm/arm.c (maybe_get_arm_condition_code):
4529 Add support for CC_Vmode.
4530 (arm_gen_unlikely_cbranch): New function to generate common
4531 rtl conditional branches for overflow patterns.
4532 * config/arm/arm-protos.h: Add prototype for
4533 arm_gen_unlikely_cbranch.
4534 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
4535 addsi3_compareV_upper): New patterns to support signed
4536 builtin overflow add operations.
4537 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
4538 New patterns to support unsigned builtin add overflow operations.
4539 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
4540 builtin overflow subtract operations,
4541 (usubv<mode>4): New patterns to support unsigned builtin subtract
4542 overflow operations.
4543 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
4544 to support builtin overflow negate operations.
4546 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4549 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4551 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4552 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4555 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4557 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
4558 MULTILIB_OPTIONS should be used. Small wording fixes.
4559 * genmultilib: Memorize set of all option combinations in
4560 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
4561 found in MULTILIB_OPTIONS by checking if option set is listed in
4562 combination_space. Output new and existing error message to stderr.
4564 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4566 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
4567 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
4568 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
4569 (MULTILIB_REUSE): Remove reuse rules for option set including
4570 -mfpu=fp-armv8 and -mfpu=vfpv4
4572 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
4574 * config/arm/t-rtems: Add vfp multilib.
4576 2016-08-23 Ian Lance Taylor <iant@golang.org>
4578 * config/s390/s390.c (s390_asm_file_start): Call
4581 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4583 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
4584 initialization of all 0's to the 0 constant, instead of directly
4585 generating XOR. Add support for V4SImode vector initialization on
4586 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
4587 initialization. Change variables used in V4SFmode vector
4588 intialization. For V4SFmode vector splat on ISA 3.0, make sure
4589 any memory addresses are in index form. Add support for using
4590 VSPLTH/VSPLTB to initialize vector short and vector char vectors
4591 with all of the same element.
4592 (regno_or_subregno): New helper function to return a register
4593 number for either REG or SUBREG.
4594 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
4595 Use regno_or_subregno where possible.
4596 (rs6000_split_v4si_init_di_reg): New helper function to build up a
4597 DImode value from two SImode values in order to generate V4SImode
4598 vector initialization on 64-bit systems with direct move.
4599 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
4601 (rtx_is_swappable_p): V4SImode vector initialization insn is not
4603 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
4605 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
4606 attributes to initialize V8HImode and V16QImode vectors with the
4608 (VSX_SPLAT_COUNT): Likewise.
4609 (VSX_SPLAT_SUFFIX): Likewise.
4610 (UNSPEC_VSX_VEC_INIT): New unspec.
4611 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
4612 Allow SFmode values to come from Altivec registers.
4613 (vsx_init_v4si): New insn/split for V4SImode vector initialization
4614 on 64-bit systems with direct move.
4615 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
4616 vector initializations, to allow V4SImode vector initializations
4617 on 64-bit systems with direct move.
4618 (vsx_splat_v4si): Likewise.
4619 (vsx_splat_v4si_di): Likewise.
4620 (vsx_splat_v4sf): Likewise.
4621 (vsx_splat_v4sf_internal): Likewise.
4622 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
4624 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
4625 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
4626 initializing V8HImode and V16QImode vectors with the same
4628 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
4629 optimization if -maltivec=be.
4631 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
4633 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
4634 attribute for alternatives 3 and 4.
4636 2016-08-23 David Malcolm <dmalcolm@redhat.com>
4638 * selftest.c (selftest::assert_str_contains): New function.
4639 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
4640 * selftest.h (selftest::assert_str_contains): New decl.
4641 (ASSERT_STR_CONTAINS): New macro.
4643 2016-08-23 Richard Biener <rguenther@suse.de>
4645 PR tree-optimization/77286
4646 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
4648 (vect_transform_loop): Split exit edges of loop and scalar
4649 loop if required and at the appropriate time.
4651 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4653 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4654 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4656 Correct a typo in a comment.
4658 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4660 * config/s390/s390.md ("*andc_split"): New splitter for and with
4663 2016-08-23 Richard Biener <rguenther@suse.de>
4665 PR tree-optimization/27336
4666 * tree-vrp.c (infer_value_range): Handle stmts that can throw
4667 by looking for a non-EH edge.
4668 (process_assert_insertions_for): Likewise.
4670 2016-08-23 Richard Biener <rguenther@suse.de>
4673 * statistics.c (statistics_counter_event): Robustify against
4676 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4678 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
4679 for targets amdfam10 and barcelona.
4681 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
4683 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
4684 (zero_extend<mode>di2): Ditto.
4685 (*zero_extend<mode>si2): Ditto.
4686 (*zero_extendqihi2): Ditto.
4688 2016-08-22 Joseph Myers <joseph@codesourcery.com>
4691 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
4692 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
4694 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
4696 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
4697 identical consecutive elements.
4698 [SSA_NAME]: Print the name's def stmt on its own line. When printing
4699 the node's def stmt, avoid printing an unwanted trailing newline by
4700 replacing the call to print_gimple_stmt() with its inlined body and
4701 adjusting it to not set pp_needs_newline and to call pp_flush()
4702 instead of pp_newline_and_flush().
4704 2016-08-22 Joseph Myers <joseph@codesourcery.com>
4706 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
4707 (float32_type_node, float64_type_node, float32x_type_node)
4708 (float128x_type_node): New macros.
4709 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
4710 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
4711 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
4712 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
4713 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
4714 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
4715 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
4716 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
4717 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
4718 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
4719 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
4720 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
4721 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
4722 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
4723 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
4724 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
4725 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
4726 (copysign, fabs, huge_val, inf, nan, nans): Use it.
4727 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
4729 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
4730 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
4731 * doc/extend.texi (Other Builtins): Document these built-in
4733 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
4736 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
4738 * doc/install.texi (Binaries): www.opencsw.org now uses https.
4740 2016-08-22 Richard Biener <rguenther@suse.de>
4742 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
4744 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
4747 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
4748 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
4749 non-SSE2 athlons only, otherwise prefer SSE prefetches.
4751 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4753 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
4754 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
4755 (vrp_visit_switch_stmt): Likewise.
4756 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
4757 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
4758 (vrp_visit_stmt): Use extract_range_from_stmt.
4759 (vrp_visit_phi_node): Use extract_range_from_phi_node.
4761 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4763 * Makefile.in: Add tree-vrp.h to GTFILES.
4764 * gengtype.c (open_base_files): Add tree-vrp.h.
4765 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
4766 * builtins.c: Likewise.
4767 * fold-const.c: Likewise.
4768 * gimple-builder.c: Likewise.
4769 * gimple-laddress.c: Likewise.
4770 * hsa-gen.c: Likewise.
4771 * internal-fn.c: Likewise.
4773 * targhooks.c: Liewise,
4774 * tree-ssa-address.c: Likewise.
4775 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
4776 * tree-vrp.c (struct value_range): Move to tree-vrp.h
4777 * tree-vrp.h: New file.
4779 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4781 PR tree-optimization/61839
4782 * tree-vrp.c (two_valued_val_range_p): New.
4783 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
4784 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
4785 Also Convert VAR BINOP CST where VAR is two-valued to
4786 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
4788 2016-08-19 David Malcolm <dmalcolm@redhat.com>
4790 * diagnostic-show-locus.c
4791 (layout::annotation_line_showed_range_p): New method.
4792 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
4793 Reimplement case fixit_hint::REPLACE to cover removals, and
4794 replacements where the range of the replacement isn't one
4795 of the ranges in the rich_location.
4796 (test_one_liner_fixit_replace): Likewise.
4797 (selftest::test_one_liner_fixit_replace_non_equal_range): New
4799 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
4801 (selftest::test_diagnostic_show_locus_one_liner): Call the new
4803 * diagnostic.c (print_parseable_fixits): Remove case
4806 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
4809 * config/i386/i386.c (ix86_option_override_internal): Remove
4810 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
4811 Enable SSE prefetch also for TARGET_PREFETCHWT1.
4812 Do not try to enable TARGET_PRFCHW ISA flag here.
4813 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
4814 Rewrite expander function body.
4815 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
4817 2016-08-19 Joseph Myers <joseph@codesourcery.com>
4820 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
4821 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
4822 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
4823 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
4824 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
4825 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
4826 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
4827 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
4828 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
4830 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
4832 (struct floatn_type_info): New structure type.
4833 (floatn_nx_types): New variable declaration.
4834 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
4835 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
4836 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
4837 * tree.c (floatn_nx_types): New variable.
4838 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
4839 corresponding complex types.
4840 * target.def (floatn_mode): New hook.
4841 * targhooks.c: Include "real.h".
4842 (default_floatn_mode): New function.
4843 * targhooks.h (default_floatn_mode): New prototype.
4844 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
4846 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
4847 effective-target and dg-add-options keywords.
4848 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
4849 Document new effective-target keywords.
4850 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
4851 * doc/tm.texi: Regenerate.
4852 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
4853 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
4854 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
4856 * real.h (struct real_format): Add field ieee_bits.
4857 * real.c (ieee_single_format, mips_single_format)
4858 (motorola_single_format, spu_single_format, ieee_double_format)
4859 (mips_double_format, motorola_double_format)
4860 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
4861 (ieee_extended_intel_128_format)
4862 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
4863 (mips_extended_format, ieee_quad_format, mips_quad_format)
4864 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
4865 (decimal_double_format, decimal_quad_format, ieee_half_format)
4866 (arm_half_format, real_internal_format: Initialize ieee_bits
4868 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
4869 float128_type_node. Set float80_type_node to float64x_type_node
4870 if appropriate and long_double_type_node not appropriate.
4871 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
4872 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
4873 Initialize ieee_bits field.
4874 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
4875 (rs6000_init_builtins): Set ieee128_float_type_node to
4877 (rs6000_floatn_mode): New function.
4879 2016-08-19 Jakub Jelinek <jakub@redhat.com>
4881 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
4882 _rdseed64_step): Uglify argument names and/or local variable names
4883 in inline functions.
4884 * config/i386/rtmintrin.h (_xabort): Likewise.
4885 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
4886 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
4887 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
4888 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
4889 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
4890 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
4891 _mm_maskz_ternarylogic_epi32): Likewise.
4892 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
4893 __lwpins32, __lwpins64): Likewise.
4894 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
4895 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
4896 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
4897 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
4898 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
4899 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
4900 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
4901 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
4902 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
4903 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
4904 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
4905 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
4906 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
4907 _mm256_mask_i64gather_epi32): Likewise.
4908 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4909 * config/i386/ia32intrin.h (__writeeflags): Likewise.
4910 * config/i386/pkuintrin.h (_wrpkru): Likewise.
4911 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
4912 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
4913 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
4914 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
4915 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
4916 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
4917 _mm512_mask_prefetch_i64scatter_ps): Likewise.
4918 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4919 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
4920 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
4921 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
4922 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
4923 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
4924 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
4925 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
4927 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
4929 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
4930 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
4932 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
4933 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
4935 (_rdpkru_u32): Add space after function name.
4937 * config/i386/t-i386 (i386-c.o): Don't depend on
4938 i386-builtin-types.inc.
4939 (i386.o): Depend on i386-builtin-types.inc.
4941 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
4944 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
4945 Use const_vec_duplicate to check for duplicated elements.
4947 2016-08-19 Richard Biener <rguenther@suse.de>
4949 PR tree-optimization/77290
4950 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4951 Fix flag_tree_parallelize_loops check.
4953 2016-08-19 Richard Biener <rguenther@suse.de>
4955 * match.pd (x | 0 -> x): Add.
4957 2016-08-19 Richard Biener <rguenther@suse.de>
4959 PR tree-optimization/77286
4960 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
4961 Deal with virtual PHIs being out-of-order.
4963 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4965 * doc/invoke.texi (fverbose-asm): Note that source code lines
4966 are emitted, and provide an example.
4967 * final.c (asm_show_source): New function.
4968 (final_scan_insn): Call asm_show_source.
4970 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4972 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
4973 param with diagnostic_kind.
4974 (class colorizer): Similarly replace field m_diagnostic with
4976 (colorizer::colorizer): Replace diagnostic
4977 param with diagnostic_kind.
4978 (colorizer::begin_state): Update for above field change.
4979 (layout::layout): Replace diagnostic param with rich_location *
4980 and diagnostic_kind.
4981 (diagnostic_show_locus): Replace diagnostic param with richloc
4982 and diagnostic_kind.
4983 (class selftest::test_diagnostic_context): New class.
4984 (selftest::test_diagnostic_show_locus_unknown_location): New
4986 (selftest::test_one_liner_simple_caret): New function.
4987 (selftest::test_one_liner_caret_and_range): New function.
4988 (selftest::test_one_liner_multiple_carets_and_ranges): New
4990 (selftest::test_one_liner_fixit_remove): New function.
4991 (selftest::test_one_liner_fixit_replace): New function.
4992 (selftest::test_diagnostic_show_locus_one_liner): New function.
4993 (selftest::diagnostic_show_locus_c_tests): Call the new test
4995 * diagnostic.c (diagnostic_initialize): Initialize
4996 colorize_source_p, show_ruler_p and parseable_fixits_p.
4997 (default_diagnostic_finalizer): Update for change to
4998 diagnostic_show_locus.
4999 (diagnostic_append_note): Likewise.
5000 * diagnostic.h (diagnostic_show_locus): Replace
5001 const diagnostic_info * param with location * and diagnostic_t.
5003 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5005 * input.c (saved_line_table): New global.
5006 (class selftest::temp_line_table): Rename to line_table_test and
5007 move declaration to selftest.h, and drop field m_old_line_table.
5008 (selftest::temp_line_table::temp_line_table): Rename ctor to...
5009 (selftest::line_table_test::line_table_test): ...this. Add a
5010 default ctor. Store current value of line_table within
5012 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
5013 (selftest::line_table_test::~line_table_test): ...this, and
5014 restore line_table from the saved_line_table, rather than
5016 (selftest::test_accessing_ordinary_linemaps): Update for above
5018 (selftest::test_lexer): Likewise.
5019 (struct selftest::lexer_test): Likewise.
5020 (selftest::lexer_test::lexer_test): Likewise.
5021 (selftest::input_c_tests): Move the looping over test cases from
5023 (selftest::for_each_line_table_case): New function.
5024 * input.h (saved_line_table): New decl.
5025 * selftest.h (struct selftest::line_table_case): New forward decl.
5026 (class selftest::line_table_test): New class, moved here from
5027 selftest::temp_line_table in input.c, and renamed.
5028 (selftest::for_each_line_table_case): New decl.
5030 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
5033 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
5035 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
5038 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
5039 enclosing parallel construct for reduction variables on OpenACC loop
5042 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
5044 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
5045 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
5047 (function_to_dwarf_procedure): Update comment.
5049 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5051 * input.c (diagnostics_file_cache_forcibly_evict_file): New
5053 * input.h (diagnostics_file_cache_forcibly_evict_file): New
5055 * selftest.c (selftest::temp_source_file::~temp_source_file):
5056 Evict m_filename from the diagnostic file cache.
5058 2016-08-18 Richard Biener <rguenther@suse.de>
5060 * tree-pass.h (make_pass_materialize_all_clones): Declare.
5061 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
5062 make_pass_materialize_all_clones): New simple IPA pass encapsulating
5063 clone materialization.
5064 * passes.def (all_late_ipa_passes): Start with
5065 pass_materialize_all_clones.
5066 * cgraphunit.c (symbol_table::compile): Remove call to
5067 materialize_all_clones.
5068 * tree-into-ssa.c: Include statistics.h.
5069 (update_ssa): Count number of times we do incremental/rewrite
5072 2016-08-18 Richard Biener <rguenther@suse.de>
5074 PR tree-optimization/77282
5075 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5076 When doing auto-parallelizing also prevent use of PHIs that
5077 carry dependences across loop backedges.
5079 2016-08-18 Tamar Christina <tamar.christina@arm.com>
5080 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5082 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
5084 2016-08-18 Richard Biener <rguenther@suse.de>
5086 * ssa-iterators.h (ssa_vuse_operand): New inline.
5087 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
5088 (predicate_all_scalar_phis): Use remove_phi_node to remove
5089 phi nodes predicated. Delay removing virtual PHIs.
5090 (predicate_mem_writes): Update virtual operands.
5091 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
5092 (tree_if_conversion): Do not rewrite virtual SSA form.
5093 * tree-phinodes.c (release_phi_node): Make static.
5094 * tree-phinodes.h (release_phi_node): Remove.
5096 2016-08-18 Jakub Jelinek <jakub@redhat.com>
5098 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
5099 codes that appear in bdesc_* arrays, instead include i386-builtin.def
5100 twice to define those.
5101 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
5102 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
5103 bdesc_multi_arg): Define by including i386-builtin.def the third time.
5104 * config/i386/i386-builtin.def: New file.
5106 2016-08-17 David Malcolm <dmalcolm@redhat.com>
5108 * input.c (get_source_range_for_char): Rename to...
5109 (selftest::get_source_range_for_char): ...this, and move within
5110 the #if CHECKING_P guard.
5111 (get_num_source_ranges_for_substring): Rename to...
5112 (selftest::get_num_source_ranges_for_substring): ...this, move
5113 within the #if CHECKING_P guard, and make static.
5114 (selftest::assert_num_substring_ranges): Initialize
5117 2016-08-18 Alan Modra <amodra@gmail.com>
5119 PR rtl-optimization/72771
5120 * reload.c (find_reloads): Don't assume that a subreg mem is OK
5121 when find_reloads_toplev returns address_reloaded==-1.
5122 (alternative_allows_const_pool_ref): Update comment.
5124 2015-08-17 Alan Hayward <alan.hayward@arm.com>
5126 PR tree-optimization/71752
5127 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
5128 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
5130 2016-08-17 Jakub Jelinek <jakub@redhat.com>
5132 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
5133 instead of testing ECF_NORETURN bit in gimple_call_flags.
5134 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
5135 * predict.c (tree_bb_level_predictions): Likewise.
5136 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
5139 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
5140 turning a call into __builtin_unreachable-like noreturn call, adjust
5141 gimple_call_set_fntype.
5142 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
5143 gimple_call_fntype has void return type.
5145 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
5147 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
5148 maybe_lookup_decl, to handle nested acc loop directives.
5150 2016-08-17 Richard Biener <rguenther@suse.de>
5152 PR tree-optimization/76490
5153 * tree-vrp.c (update_value_range): Preserve overflow infinities
5154 when intersecting with ranges from get_range_info.
5155 (operand_less_p): Handle overflow infinities correctly.
5156 (value_range_constant_singleton): Use vrp_operand_equal_p
5157 to handle overflow max/min correctly.
5158 (vrp_valueize): Likewise.
5159 (union_ranges): Likewise.
5160 (intersect_ranges): Likewise.
5161 (vrp_visit_phi_node): Improve iteration limitation to only
5162 apply when we'll possibly re-visit the PHI via a changed argument
5165 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5167 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
5168 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
5169 rather than those that should not be built.
5171 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
5174 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
5176 2016-08-17 Richard Biener <rguenther@suse.de>
5178 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
5179 (verify_vssa): New function verifying virtual SSA form.
5180 (verify_ssa): Call it.
5181 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
5182 Do not apply loop-closed SSA handling to virtuals.
5183 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
5184 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
5185 when rewriting their symbol.
5186 (prepare_def_site_for): Likewise.
5187 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
5188 operands of moved stmts.
5190 2016-08-17 Richard Biener <rguenther@suse.de>
5192 PR tree-optimization/23855
5193 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
5194 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
5195 find guards to hoist. Do not update SSA form but rewrite virtuals
5196 into loop closed SSA.
5197 (find_loop_guard): Adjust to skip already hoisted guards. Do
5198 not mark virtuals for renaming or update SSA form.
5200 2016-08-17 Martin Liska <mliska@suse.cz>
5202 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
5203 a LONG_LONG_TYPE_SIZE comparison.
5204 * gcov-io.h: Remove macro definitions.
5205 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
5206 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
5209 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5211 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
5212 that builtins not mentioned in bdesc_* arrays come first, then
5213 the ones mentioned in bdesc_* arrays in the order they appear in
5214 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
5215 IX86_BUILTIN__BDESC_*_LAST enumerator.
5216 (bdesc_mpx): Fix up a comment typo.
5217 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
5218 __builtin_ia32_vpcomneu[bwdq] builtins.
5219 (BDESC_VERIFY, BDESC_VERIFYS): Define.
5220 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
5221 enum ix86_builtins ordering.
5222 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
5223 for direct bdesc_* array member access instead of searching all the
5224 arrays until an fcode match is found.
5226 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
5228 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
5229 pattern as define_insn_and_split. Split insn before reload to
5231 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
5232 <shift_insn><mode>3_1.
5233 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
5234 <rotate_insn><mode>3_1.
5236 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5239 * input.c (get_source_range_for_substring): Rename to...
5240 (get_source_location_for_substring): ...this, adding param
5241 "caret_idx", and converting output param from source_range * to
5243 (get_source_range_for_char): New function.
5244 (get_num_source_ranges_for_substring): Update comment to reflect
5246 (assert_char_at_range): Update to use get_source_range_for_char
5247 rather than get_source_range_for_substring.
5248 (test_lexer_string_locations_concatenation_2): Likewise.
5249 * substring-locations.h (get_source_range_for_substring): Rename
5251 (get_source_location_for_substring): ...this, and adding param
5252 "caret_idx", and converting output param from source_range * to
5255 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5257 * input.c (class selftest::temp_source_file): Move to
5259 (selftest::temp_source_file::temp_source_file): Move to
5261 (selftest::temp_source_file::~temp_source_file): Likewise.
5262 * selftest.c (selftest::temp_source_file::temp_source_file): Move
5264 (selftest::temp_source_file::~temp_source_file): Likewise.
5265 * selftest.h (class selftest::temp_source_file): Move here from
5268 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5271 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
5272 inlining, add cgraph edge for the added __builtin_unreachable call.
5275 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
5276 only cast it to SHWI for the final comparison.
5278 2016-08-16 Martin Liska <mliska@suse.cz>
5280 PR gcov-profile/36412
5281 * doc/gcov.texi: Document --hash-filenames(-x).
5282 * gcov.c (print_usage): Add the option.
5283 (process_args): Process the option, sort options alphabetically.
5284 (md5sum_to_hex): New function.
5285 (make_gcov_file_name): Do the md5sum and append it to a
5288 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5290 PR tree-optimization/69848
5291 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
5292 and swtich operands to avoid additional NOT instruction.
5293 (vcond<v_cmp_mixed><mode>): Ditto.
5294 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5296 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
5298 * doc/install.texi (*-*-solaris2*): Adjust latest change.
5300 2016-08-16 Richard Biener <rguenther@suse.de>
5302 PR tree-optimization/76783
5303 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
5304 BB visited flags at start.
5306 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5308 PR tree-optimization/72817
5309 PR tree-optimization/73450
5310 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
5311 multiple_of_p for adjusted IV.base.
5313 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
5316 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
5317 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
5318 for !flag_finite_math_only or flag_signed_zeros.
5319 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
5320 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
5321 depend on flag_finite_math_only.
5322 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
5324 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
5325 (*ieee_smin<mode>3): Ditto.
5326 (*ieee_smax<mode>3): Ditto.
5327 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
5328 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
5330 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
5331 depend on flag_finite_math_only.
5332 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
5333 (*mmx_<code>v2sf3): Remove.
5334 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
5335 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
5336 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
5338 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
5340 PR rtl-optimization/73650
5341 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
5342 it is not a simple move.
5344 2016-08-15 Martin Liska <mliska@suse.cz>
5347 * gcc.c (do_spec_1): Call save_string with the right size.
5348 (save_string): Do an assert about string we copy.
5350 2016-08-15 Richard Biener <rguenther@suse.de>
5352 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
5353 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
5355 (pass_data_stv): Likewise.
5357 2016-08-15 Richard Biener <rguenther@suse.de>
5359 PR tree-optimization/73434
5360 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
5361 TBAA info on the base when forwarding a non-invariant address.
5363 2016-08-15 Jakub Jelinek <jakub@redhat.com>
5365 * dwarf2out.c (struct checksum_attributes): Add
5366 at_string_length_bit_size and at_string_length_byte_size fields.
5367 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
5368 and DW_AT_string_length_byte_size.
5369 (die_checksum_ordered): Handle at_string_length_bit_size and
5370 at_string_length_byte_size.
5371 (gen_array_type_die): For dwarf_version >= 5 emit
5372 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5373 (adjust_string_types): For dwarf_version >= 5 remove
5374 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5375 (resolve_addr): Likewise.
5378 * dwarf2out.c (string_types): New variable.
5379 (gen_array_type_die): Change early_dwarf handling of
5380 DW_AT_string_length, create DW_OP_call4 referencing the
5381 length var temporarily. Handle parameters that are pointers
5383 (adjust_string_types): New function.
5384 (gen_subprogram_die): Temporarily set string_types to local var,
5385 call adjust_string_types if needed.
5386 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
5388 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
5390 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
5392 * doc/install.texi (*-*-solaris2*): Fix version number and document
5393 requirement on GNU make for building libjava with the Solaris linker.
5395 2016-08-15 Martin Liska <mliska@suse.cz>
5396 Jakub Jelinek <jakub@redhat.com>
5398 PR tree-optimization/72824
5399 * tree-loop-distribution.c (const_with_all_bytes_same)
5400 <case VECTOR_CST>: Fix a typo.
5402 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
5405 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
5406 Renamed from _mm512_undefined_si512.
5407 (_mm_undefined_si512): New definition.
5409 2016-08-13 Richard Biener <rguenther@suse.de>
5411 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
5412 into PHIs and update the lattice for its def.
5414 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5417 * ubsan.c (instrument_si_overflow): Pass true instead of false
5419 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
5420 of bbs. Return TODO_cleanup_cfg if any returned true.
5422 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5424 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
5425 ISA 3.0 MTVSRDD instruction.
5426 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
5429 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
5431 PR tree-optimization/71083
5432 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
5433 bitfield access when possible.
5435 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
5438 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
5439 sign-changing cast from a shorter unsigned type to a wider
5442 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5444 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
5445 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
5446 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
5448 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5450 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
5451 Correct costs for vec_construct.
5453 2016-08-12 Bin Cheng <bin.cheng@arm.com>
5455 PR tree-optimization/69848
5456 * tree-vectorizer.h (enum vect_def_type): New condition reduction
5457 type CONST_COND_REDUCTION.
5458 * tree-vect-loop.c (vectorizable_reduction): Support new condition
5459 reudction type CONST_COND_REDUCTION.
5461 2016-08-12 Richard Biener <rguenther@suse.de>
5463 PR tree-optimization/57326
5464 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
5465 returning an SSA name.
5466 (phi_translate_1): When fully_constant_expression returns a NAME
5467 make sure we have a leader for it.
5469 2016-08-12 Martin Liska <mliska@suse.cz>
5470 Adam Fineman <afineman@afineman.com>
5472 * gcov.c (process_file): Create .gcov file when .gcda
5475 2016-08-12 Marek Polacek <polacek@redhat.com>
5478 * alias.c (find_base_value): Adjust fall through comment.
5479 * cfgexpand.c (expand_debug_expr): Likewise.
5480 * combine.c (find_split_point): Likewise.
5481 (expand_compound_operation): Likewise. Add FALLTHRU.
5482 (make_compound_operation): Adjust fall through comment.
5483 (canon_reg_for_combine): Add FALLTHRU.
5484 (force_to_mode): Adjust fall through comment.
5485 (simplify_shift_const_1): Likewise.
5486 (simplify_comparison): Likewise.
5487 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
5489 * config/aarch64/predicates.md: Likewise.
5490 * config/i386/i386.c (function_arg_advance_32): Likewise.
5491 (ix86_gimplify_va_arg): Likewise.
5492 (print_reg): Likewise.
5493 (ix86_print_operand): Likewise.
5494 (ix86_build_const_vector): Likewise.
5495 (ix86_expand_branch): Likewise.
5496 (ix86_sched_init_global): Adjust fall through comment.
5497 (ix86_expand_args_builtin): Add FALLTHRU.
5498 (ix86_expand_builtin): Likewise.
5499 (ix86_expand_vector_init_one_var): Likewise.
5500 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5501 (rs6000_adjust_cost): Likewise.
5502 (insn_must_be_first_in_group): Likewise.
5503 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
5504 * dbxout.c (dbxout_symbol): Adjust fall through comment.
5505 * df-scan.c (df_uses_record): Likewise.
5506 * dojump.c (do_jump): Add FALLTHRU.
5507 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
5509 (resolve_args_picking_1): Adjust fall through comment.
5510 (loc_list_from_tree_1): Likewise.
5511 * expmed.c (make_tree): Likewise.
5512 * expr.c (expand_expr_real_2): Add FALLTHRU.
5513 (expand_expr_real_1): Likewise. Adjust fall through comment.
5514 * fold-const.c (const_binop): Adjust fall through comment.
5515 (fold_truth_not_expr): Likewise.
5516 (fold_cond_expr_with_comparison): Add FALLTHRU.
5517 (fold_binary_loc): Likewise.
5518 (contains_label_1): Adjust fall through comment.
5519 (multiple_of_p): Likewise.
5520 * gcov-tool.c (process_args): Add FALLTHRU.
5521 * genattrtab.c (check_attr_test): Likewise.
5522 (write_test_expr): Likewise.
5523 * genconfig.c (walk_insn_part): Likewise.
5524 * genpreds.c (validate_exp): Adjust fall through comment.
5525 (needs_variable): Likewise.
5526 * gensupport.c (get_alternatives_number): Add FALLTHRU.
5527 (subst_dup): Likewise.
5528 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
5529 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
5530 (gimplify_scan_omp_clauses): Add FALLTHRU.
5531 (goa_stabilize_expr): Likewise.
5532 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
5534 * hsa-gen.c (get_address_from_value): Likewise.
5535 * ipa-icf.c (sem_function::hash_stmt): Likewise.
5536 * ira.c (ira_setup_alts): Add FALLTHRU.
5537 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
5539 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
5540 * opts.c (common_handle_option): Likewise.
5541 * read-rtl.c (read_rtx_code): Likewise.
5542 * real.c (round_for_format): Likewise.
5543 * recog.c (asm_operand_ok): Likewise.
5544 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
5545 * reload1.c (set_label_offsets): Likewise.
5546 (eliminate_regs_1): Likewise.
5547 (reload_reg_reaches_end_p): Likewise.
5548 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
5549 (rtx_cost): Likewise.
5550 * sched-rgn.c (is_exception_free): Likewise.
5551 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
5552 * stor-layout.c (int_mode_for_mode): Likewise.
5553 * toplev.c (print_to_asm_out_file): Likewise.
5554 (print_to_stderr): Likewise.
5555 * tree-cfg.c (gimple_verify_flow_info): Likewise.
5556 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
5557 (chrec_fold_multiply): Likewise.
5558 (evolution_function_is_invariant_rec_p): Likewise.
5559 (for_each_scev_op): Likewise.
5560 * tree-data-ref.c (siv_subscript_p): Likewise.
5561 (get_references_in_stmt): Likewise.
5562 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
5563 (substitute_in_expr): Likewise.
5564 (type_cache_hasher::equal): Likewise.
5565 (walk_type_fields): Likewise.
5566 * var-tracking.c (adjust_mems): Add FALLTHRU.
5567 (set_dv_changed): Adjust fall through comment.
5568 * varasm.c (default_function_section): Add FALLTHRU.
5570 2016-08-12 Marek Polacek <polacek@redhat.com>
5573 * tree-complex.c (expand_complex_division): Add missing break.
5575 2016-08-12 Richard Biener <rguenther@suse.de>
5577 * passes.c (execute_todo): Do not push/pop TV_TODO.
5578 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
5579 (execute_one_pass): Likewise.
5580 * common.opt (ftime-report-details): New switch.
5581 * doc/invoke.texi (ftime-report-details): Document.
5582 * timevar.h (timer::print_row): Adjust signature.
5583 (timer::all_zero): New static helper.
5584 (timer::child_map_t): New typedef.
5585 (timer::time_var_def): Add children field.
5586 * timevar.c (timer::named_items::print): Adjust.
5587 (timer::~timer): Free timevar recorded children.
5588 (timer::pop_internal): When -ftime-report-details record
5589 time spent in sub-timevars.
5590 (timer::print_row): Adjust.
5591 (timer::print): Print sub-timevar stats, use all_zero.
5592 * timevar.def (TV_TODO): Remove.
5594 2016-08-12 Richard Biener <rguenther@suse.de>
5596 PR tree-optimization/72851
5597 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
5598 worklists to use bitmaps indexed in execution order.
5599 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
5600 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
5601 (cfg_blocks): Make a bitmap.
5602 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
5604 (cfg_blocks_empty_p): Adjust.
5605 (cfg_blocks_add): Likewise.
5606 (cfg_blocks_get): Likewise.
5607 (add_ssa_edge): Likewise.
5608 (add_control_edge): Likewise.
5609 (simulate_stmt): Likewise.
5610 (process_ssa_edge_worklist): Likewise.
5611 (simulate_block): Likewise.
5612 (ssa_prop_init): Compute PRE order and stmt UIDs.
5613 (ssa_prop_fini): Adjust.
5614 (ssa_propagate): Adjust.
5616 2016-08-12 Richard Biener <rguenther@suse.de>
5618 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
5619 the currently executable edges have fixed ranges. Always
5620 go through update_value_range.
5622 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
5626 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
5627 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
5628 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
5629 (LANG_HOOKS_DECLS): Add it.
5630 * langhooks.h (struct lang_hooks_for_decls): Add
5631 function_decl_defaulted. Const_tree-ify
5632 function_decl_explicit_p and function_decl_deleted_p.
5633 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
5634 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
5635 also at strict DWARF v5.
5638 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
5639 TYPE_QUAL_CONST in reference-typed decls.
5642 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
5643 in DW_OP_pieces, just enough to handle pointers to member
5645 (gen_remaining_tmpl_value_param_die_attribute): Use a location
5646 expression on DWARFv5 if a constant value doesn't work.
5648 2016-08-11 David Malcolm <dmalcolm@redhat.com>
5650 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
5651 * selftest.c (selftest::test_assertions): New function.
5652 (selftest::selftest_c_tests): New function.
5653 * selftest.h (selftest::selftest_c_tests): New declaration.
5655 2016-08-11 Richard Biener <rguenther@suse.de>
5656 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5658 PR rtl-optimization/72855
5659 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
5661 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5664 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
5665 (vsx_store_<mode>): Likewise.
5667 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
5669 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
5670 TImode CONST_WIDE_INT store.
5671 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
5673 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
5675 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
5676 mode if unaligned SSE load and store are optimal.
5678 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
5680 PR tree-optimization/71083
5681 * tree-predcom.c (ref_at_iteration): Correctly align the
5684 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5686 * config/s390/s390-builtin-types.def: Add INT128 types.
5687 * config/s390/s390-builtins.def: Add INT128 variants for the add
5688 sub low-level builtins dealing with TImode.
5689 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
5690 via subreg when expanding a builtin.
5691 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
5692 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
5694 * config/s390/vecintrin.h: Adjust builtin names accordingly.
5695 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
5696 ("vec_addc<mode>", "vec_addc_u128"): Merge to
5697 "vacc<bhfgq>_<mode>".
5698 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
5699 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
5700 ("vec_subc<mode>", "vec_subc_u128"): Merge to
5701 "vscbi<bhfgq>_<mode>".
5702 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
5703 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
5705 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5707 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
5709 2016-08-11 Bin Cheng <bin.cheng@arm.com>
5711 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
5713 (vcond<v_cmp_mixed><mode>): Ditto.
5714 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5716 2016-08-11 Bin Cheng <bin.cheng@arm.com>
5718 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
5719 variable explicitly, also assert on it before use.
5721 2016-08-11 Richard Biener <rguenther@suse.de>
5723 PR tree-optimization/72772
5724 * cfgloopmanip.c (create_preheader): Use split_edge if there
5725 is a single loop entry, avoiding degenerate PHIs.
5727 2016-08-11 Richard Biener <rguenther@suse.de>
5729 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
5730 unconditional TODO_cleanup_cfg.
5731 (pass_thread_jumps::execute): Initialize loops, perform a CFG
5732 cleanup only if we threaded a jump.
5734 2016-08-11 Alan Modra <amodra@gmail.com>
5737 * lra-constraints.c (simplify_operand_subreg): Allow subreg
5738 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
5739 slow. Emit two reloads for slow mem case, first loading in
5740 fast innermode, then converting to required mode.
5742 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
5744 * config/rs6000/altivec.h (vec_extract_exp): New macro.
5745 (vec_extract_sig): New macro.
5746 (vec_insert_exp): New macro.
5747 (vec_test_data_class): New macro.
5748 (scalar_extract_exp): New macro.
5749 (scalar_extract_sig): New macro.
5750 (scalar_insert_exp): New macro.
5751 (scalar_test_data_class): New macro.
5752 (scalar_test_neg): New macro.
5753 (scalar_cmp_exp_gt): New macro.
5754 (scalar_cmp_exp_lt): New macro.
5755 (scalar_cmp_exp_eq): New macro.
5756 (scalar_cmp_exp_unordered): New macro.
5757 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
5758 to enforce constraint that operand is a 7-bit unsigned literal.
5759 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
5760 for power9 built-ins.
5761 (BU_P9V_VSX_2): Likewise.
5762 (BU_P9V_64BIT_VSX_2): Likewise.
5763 (VSEEDP): Add scalar extract exponent support.
5764 (VSEESP): Add scalar extract signature support.
5765 (VSTDCNDP): Add scalar test negative support.
5766 (VSTDCNSP): Likewise.
5767 (VSIEDP): Add scalar insert exponent support.
5768 (VSCEDPGT): Add scalar compare exponent greater than support.
5769 (VSCEDPLT): Add scalar compare exponent less than support.
5770 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
5771 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
5772 (VSTDCDP): Add scalar test data class support.
5773 (VSTDCSP): Likewise.
5774 (VSEEDP): Add overload support for scalar extract exponent
5776 (VSESDP): Add overload support for scalar extract signature
5778 (VSTDCN): Add overload support for scalar test negative
5780 (VSTDCNDP): Add overload support for scalar test negative
5782 (VSTDCNSP): Add overload support for scalar test negative
5784 (VSIEDP): Add overload support for scalar insert exponent
5786 (VSTDC): Add overload support for scalar test data class
5788 (VSTDCDP): Add overload support for scalar test data class
5790 (VSTDCSP): Add overload support for scalar test data class
5792 (VSCEDPGT): Add overload support for scalar compare exponent
5793 greater than operation.
5794 (VSCEDPLT): Add overload support for scalar compare exponent
5795 less than operation.
5796 (VSCEDPEQ): Add overload support for scalar compare exponent
5797 test-for-equality operation.
5798 (VSCEDPUO): Add overload support for scalar compare exponent
5799 test-for-unordered operation.
5800 (VEEDP): Add vector extract exponent support.
5802 (VESDP): Add vector extract significand support.
5804 (VIEDP): Add vector insert exponent support.
5806 (VTDCDP): Add vector test data class support.
5808 (VES): Add overload support for vector extract significand operation.
5811 (VEE): Add overload support for vector extract exponent operation.
5814 (VTDC): Add overload support for vector test data class operation.
5817 (VIE): Add overload support for vector insert exponent operation.
5820 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5821 overloaded binary floating point functions.
5822 (altivec_resolve_overloaded_builtin): Improve error messages to
5823 distinguish between functions not supported in the current
5824 compiler configuration and functions that were invoked with an
5825 invalid parameter combination, and include the built-in function
5826 name in both error messages.
5827 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
5829 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
5831 (rs6000_expand_binop_builtin): Add check to enforce that argument
5832 2 of the test data class operations is a 7-bit unsigned literal.
5833 (rs6000_invalid_builtin): Add code to issue an error message if a
5834 built-in function that requires the power9_vector and -m32
5835 command-line options is compiled without these options.
5836 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
5837 (UNSPEC_VSX_SXSIGDP): New value.
5838 (UNSPEC_VSX_SXSIGPDP): New value.
5839 (UNSPEC_VSX_SIEXPDP): New value.
5840 (UNSPEC_VSX_SCMPEXPDP): New value.
5841 (UNSPEC_VSX_STSTDC): New value.
5842 (UNSPEC_VSX_VXEXP): New value.
5843 (UNSPEC_VSX_VXSIG): New value.
5844 (UNSPEC_VSX_VIEXP): New value.
5845 (UNSPEC_VSX_VTSTDC): New value.
5846 (xsxexpdp): New insn for scalar extract exponent.
5847 (xsxsigdp): New insn for scalar extract significand.
5848 (xsiexpdp): New insn for scalar insert exponent.
5849 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
5850 (*xscmpexpdp): New insn for scalar compare exponents.
5851 (xststdc<Fvsx): New expansion for both single- and
5852 double-precision scalar test data class operations.
5853 (xststdcneg<Fvsx>): New expansion for both single- and
5854 double-precision scalar test for negative value operations.
5855 (*xststdc<Fvsx>): New insn for scalar test data class
5857 (xvxexp<VSs>): New insn for single- and double-precision
5858 vector extract exponent operation.
5859 (xvxsig<VSs>): New insn for single- and double-precision
5860 vector extract significand operation.
5861 (xviexp<VSs>): New insn for single- and double-precision
5862 vector insert exponent operation.
5863 (xvtstdc<VSs>): New insn for single- and double-precision
5864 vector test data class operation.
5865 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5866 built-in functions to represent the Power9 binary floating-point
5867 support instructions.
5869 2016-08-10 bin cheng <bin.cheng@arm.com>
5871 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
5873 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5874 Renlin Li <renlin.li@arm.com>
5875 Bin Cheng <bin.cheng@arm.com>
5877 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
5878 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
5879 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
5880 (aarch64_vcond_internal<mode><mode>): Delete pattern.
5881 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
5882 (vcond<v_cmp_result><mode>): Ditto.
5883 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
5884 (vcondu<mode><mode>): Ditto.
5885 (vcond<v_cmp_mixed><mode>): New pattern.
5886 (vcondu<mode><v_cmp_mixed>): New pattern.
5887 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
5888 of aarch64_vcond_internal.
5890 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5891 Renlin Li <renlin.li@arm.com>
5892 Bin Cheng <bin.cheng@arm.com>
5894 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
5895 (vec_cmp<mode><v_cmp_result>): New pattern.
5896 (vec_cmpu<mode><mode>): New pattern.
5897 (vcond_mask_<mode><v_cmp_result>): New pattern.
5899 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5901 PR tree-optimization/71734
5902 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
5903 REF_LOOP, invoke ref_indep_loop_p_1.
5904 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
5905 to ref_indep_loop_p.
5906 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
5907 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
5908 is inside LOOP, do not cache dpendence value for loops with
5910 (ref_indep_loop_p_2): Delete function.
5911 (can_sm_ref_p): Pass LOOP as additional argument to
5914 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5917 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
5918 being an offsettable address.
5920 2016-08-10 Martin Liska <mliska@suse.cz>
5922 PR gcov-profile/58306
5923 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
5924 atomic variants of profile update functions.
5926 2016-08-10 Martin Liska <mliska@suse.cz>
5928 Cherry picked (and modified) from google-4_7 branch
5929 2012-12-26 Rong Xu <xur@google.com>
5930 * common.opt (fprofile-update): Add new flag.
5931 * coretypes.h: Define enum profile_update.
5932 * doc/invoke.texi: Document -fprofile-update.
5933 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
5934 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
5935 * tree-profile.c (gimple_init_edge_profiler): Generate
5936 also atomic profiler update.
5937 (gimple_gen_edge_profiler): Likewise.
5939 2016-08-10 David Malcolm <dmalcolm@redhat.com>
5941 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
5942 stack_usage_file to NULL after fclose calls.
5944 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5947 * reload.c (push_reload): Compute subreg_in_class for
5948 subregs of constants and plus expressions. Remove special
5949 handling of SYMBOL_REFs.
5951 2016-08-10 Alan Modra <amodra@gmail.com>
5954 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
5955 SImode for TARGET_E500_DOUBLE when given SImode.
5957 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
5959 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
5960 unused variable __O.
5962 2016-08-09 Martin Liska <mliska@suse.cz>
5964 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
5965 _gcov_reset to __gcov_reset.
5966 * doc/gcov-tool.texi: Fix typo.
5968 2016-08-09 Martin Liska <mliska@suse.cz>
5970 * value-prof.c (gimple_divmod_values_to_profile): Do not
5971 instrument MOD histogram if a value is not a SSA name.
5973 2016-08-09 Martin Liska <mliska@suse.cz>
5975 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
5978 2016-08-09 Renlin Li <renlin.li@arm.com>
5981 * calls.c (prepare_call_address): Convert funexp to Pmode when
5983 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
5984 (sibcall_value): Likewise.
5986 2016-08-09 Marek Polacek <polacek@redhat.com>
5989 * cselib.c (cselib_expand_value_rtx_1): Add return.
5990 * gengtype.c (dbgprint_count_type_at): Likewise.
5991 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
5992 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
5994 2016-08-09 Martin Jambor <mjambor@suse.cz>
5997 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
5998 if instance is a MEM_REF.
6000 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
6003 * config/i386/i386.md (*movtf_internal): Use
6004 lra_in_progress || reload_completed instead of !can_create_pseudo_p
6005 in the insn constraint.
6006 (*movxf_internal): Ditto.
6007 (*movdf_internal): Ditto.
6008 (*movsf_internal): Ditto.
6010 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6012 PR tree-optimization/72772
6013 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6016 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6018 PR tree-optimization/72772
6019 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
6021 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
6022 parameter STOP and update calls. Move expand_simple_operations
6023 function call from here...
6024 (simplify_using_initial_conditions): ...to here. Delete parameter
6026 (tree_simplify_using_condition): Delete parameter STOP.
6027 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
6028 simplify_using_initial_conditions.
6030 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
6033 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
6034 Use create_tmp_var_raw instead of create_tmp_var.
6036 2016-08-09 Richard Biener <rguenther@suse.de>
6038 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
6039 Treat same SSA names related.
6041 2016-08-09 Jakub Jelinek <jakub@redhat.com>
6043 PR tree-optimization/72824
6044 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
6045 real_zerop is not negative.
6047 2016-08-09 Richard Biener <rguenther@suse.de>
6049 PR tree-optimization/71802
6050 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
6051 all merge opportunities with the predecessor.
6053 2016-08-09 Richard Biener <rguenther@suse.de>
6056 * ipa-prop.c (ipa_modify_formal_parameters): Build
6057 parameter types with natural alignment also for the
6060 2016-08-08 Andi Kleen <ak@linux.intel.com>
6062 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
6064 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6067 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
6068 do-nothing langhook.
6069 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
6070 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
6071 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
6072 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
6074 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6077 * input.c: Ensure that HAVE_ICONV is defined.
6079 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6082 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
6083 private vars for lastprivate and for linear iterator.
6086 * omp-simd-clone.c: Include varasm.h.
6087 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
6088 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
6089 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
6090 update function name.
6092 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6094 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
6095 (avr_diagnose_devicespecs_error): Remove.
6096 (avr_devicespecs_file): Remove composing absolute path for specfile
6097 and its verbose info. Remove conditions to check specs-file,
6099 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6101 PR rtl-optimization/72821
6102 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
6103 just return false for them.
6105 2016-08-08 Alan Modra <amodra@gmail.com>
6108 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
6109 toc refs created during reload. Update function comment.
6111 2016-08-08 Alan Modra <amodra@gmail.com>
6114 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
6115 alternatives. Put loads first, then stores, and reg/reg moves
6116 within same class later. Delete attr length.
6118 2016-08-08 Alan Modra <amodra@gmail.com>
6121 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
6122 (mem_operand_ds_form): New predicate.
6123 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
6124 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
6125 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
6126 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
6127 (extendsfdf2_fpr): Replace o constraint with wY.
6129 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
6131 * tree-ssa-threadbackward.c: Include tree-inline.h
6132 (profitable_jump_thread_path): Use estimate_num_insns to estimate
6133 size of copied block; for cold paths reduce duplication.
6134 (find_jump_threads_backwards): Remove redundant tests.
6135 (pass_thread_jumps::gate): Enable for -Os.
6137 2016-08-07 Jakub Jelinek <jakub@redhat.com>
6140 * stor-layout.c (layout_decl): Fix up formatting.
6141 (relayout_decl): Allow DECL to be FIELD_DECL.
6143 2016-08-07 Alan Modra <amodra@gmail.com>
6145 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
6147 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
6149 * data-streamer-in.c (streamer_read_wide_int): New.
6150 (streamer_read_widest_int): Renamed function.
6151 * data-streamer-out.c (streamer_write_wide_int): New
6152 (streamer_write_widest_int): Renamed function.
6153 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
6155 (input_cfg): Call renamed function.
6156 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
6158 (output_cfg): Call renamed function.
6159 * data-streamer.h: Add declarations.
6161 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6163 * tree-ssa-ccp.c (extend_mask): New param sgn.
6164 Remove ORing with wi::mask.
6165 (get_default_value): Adjust call to extend_mask to pass sign.
6166 (evaluate_stmt): Likewise.
6168 2016-08-06 Jakub Jelinek <jakub@redhat.com>
6170 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
6173 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6175 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
6176 transform if operand's type is pointer to function or method.
6178 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6180 PR tree-optimization/18046
6181 * tree-ssa-threadedge.c: Include cfganal.h.
6182 (simplify_control_statement_condition): If simplifying a
6183 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
6184 with the dominating ASSERT_EXPR before handing it off to VRP.
6185 Mention that a CASE_LABEL_EXPR may be returned.
6186 (thread_around_empty_blocks): Adjust to handle
6187 simplify_control_statement_condition() returning a
6189 (thread_through_normal_block): Likewise.
6190 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
6191 a switch statement by trying to determine which case label
6194 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
6196 PR rtl-optimization/69847
6197 * lra-constraints.c (process_invariant_for_inheritance): Save
6198 pattern instead of src.
6199 (remove_inheritance_pseudos): Use the pattern. Add assert.
6201 2016-08-05 David Malcolm <dmalcolm@redhat.com>
6203 * input.c (string_concat::string_concat): New constructor.
6204 (string_concat_db::string_concat_db): New constructor.
6205 (string_concat_db::record_string_concatenation): New method.
6206 (string_concat_db::get_string_concatenation): New method.
6207 (string_concat_db::get_key_loc): New method.
6208 (class auto_cpp_string_vec): New class.
6209 (get_substring_ranges_for_loc): New function.
6210 (get_source_range_for_substring): New function.
6211 (get_num_source_ranges_for_substring): New function.
6212 (class selftest::lexer_test_options): New class.
6213 (struct selftest::lexer_test): New struct.
6214 (class selftest::ebcdic_execution_charset): New class.
6215 (selftest::ebcdic_execution_charset::s_singleton): New variable.
6216 (selftest::lexer_test::lexer_test): New constructor.
6217 (selftest::lexer_test::~lexer_test): New destructor.
6218 (selftest::lexer_test::get_token): New method.
6219 (selftest::assert_char_at_range): New function.
6220 (ASSERT_CHAR_AT_RANGE): New macro.
6221 (selftest::assert_num_substring_ranges): New function.
6222 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
6223 (selftest::assert_has_no_substring_ranges): New function.
6224 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
6225 (selftest::test_lexer_string_locations_simple): New function.
6226 (selftest::test_lexer_string_locations_ebcdic): New function.
6227 (selftest::test_lexer_string_locations_hex): New function.
6228 (selftest::test_lexer_string_locations_oct): New function.
6229 (selftest::test_lexer_string_locations_letter_escape_1): New function.
6230 (selftest::test_lexer_string_locations_letter_escape_2): New function.
6231 (selftest::test_lexer_string_locations_ucn4): New function.
6232 (selftest::test_lexer_string_locations_ucn8): New function.
6233 (selftest::uint32_from_big_endian): New function.
6234 (selftest::test_lexer_string_locations_wide_string): New function.
6235 (selftest::uint16_from_big_endian): New function.
6236 (selftest::test_lexer_string_locations_string16): New function.
6237 (selftest::test_lexer_string_locations_string32): New function.
6238 (selftest::test_lexer_string_locations_u8): New function.
6239 (selftest::test_lexer_string_locations_utf8_source): New function.
6240 (selftest::test_lexer_string_locations_concatenation_1): New
6242 (selftest::test_lexer_string_locations_concatenation_2): New
6244 (selftest::test_lexer_string_locations_concatenation_3): New
6246 (selftest::test_lexer_string_locations_macro): New function.
6247 (selftest::test_lexer_string_locations_stringified_macro_argument):
6249 (selftest::test_lexer_string_locations_non_string): New function.
6250 (selftest::test_lexer_string_locations_long_line): New function.
6251 (selftest::test_lexer_char_constants): New function.
6252 (selftest::input_c_tests): Call the new test functions once per
6253 case within the line_table test matrix.
6254 * input.h (struct string_concat): New struct.
6255 (struct location_hash): New struct.
6256 (class string_concat_db): New class.
6257 * substring-locations.h: New header.
6259 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6261 PR tree-optimization/72810
6262 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
6263 the type of the case labels when truncating.
6265 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
6268 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
6269 (aarch64_fp16_ptr_type_node): Likewise.
6270 * config/aarch64/aarch64-simd-builtins.c
6271 (aarch64_fp16_ptr_type_node): Define.
6272 (aarch64_init_fp16_types): New, refactored out of...
6273 (aarch64_init_builtins): ...here, update to call
6274 aarch64_init_fp16_types.
6275 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
6277 (aapcs_vfp_sub_candidate): Likewise.
6279 2016-08-05 Martin Liska <mliska@suse.cz>
6280 Joshua Cranmer <Pidgeot18@gmail.com>
6282 * gcov.c (line_t::has_block): New function.
6283 (enum loop_type): New enum.
6284 (handle_cycle): New function.
6285 (unblock): Likewise.
6286 (circuit): Likewise.
6287 (get_cycles_count): Likewise.
6288 (accumulate_line_counts): Use new loop detection algorithm.
6290 2016-08-05 Martin Liska <mliska@suse.cz>
6292 * gcov.c (output_intermediate_file): Rename
6293 function_info::line_next to next_file_fn.
6294 (process_file): Likewise.
6295 (read_graph_file): Likewise.
6296 (accumulate_line_counts): Likewise.
6297 (output_lines): Likewise.
6299 2016-08-05 Richard Biener <rguenther@suse.de>
6301 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
6302 restriction on threading to a loop header.
6304 2016-08-05 Richard Biener <rguenther@suse.de>
6306 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
6307 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
6308 adjust loop info accordingly.
6310 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
6312 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
6313 before folding call to __builtin_constant_p with parameters to false.
6315 2016-08-05 Alan Modra <amodra@gmail.com>
6317 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
6318 code accidentally committed 2016-05-02 providing class when given
6321 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6323 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
6324 the case label ranges that partially overlap with OP's value
6327 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
6330 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
6331 Cast builtin function result to __mmask16 instead of __mmask8.
6332 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6333 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
6334 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6336 2016-08-04 David Malcolm <dmalcolm@redhat.com>
6338 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
6339 (ASSERT_TRUE_AT): New macro.
6340 (ASSERT_FALSE): Reimplement in terms of...
6341 (ASSERT_FALSE_AT): New macro.
6342 (ASSERT_STREQ_AT): Fix typo in comment.
6344 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6346 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
6347 labels are exhaustive, designate the label with the widest
6348 range to be the default label.
6350 2016-08-04 Andrew Pinski <apinski@cavium.com>
6352 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
6353 (thunderx_tunings): Use thunderx_vector_cost instead of
6354 generic_vector_cost.
6356 2016-08-04 Martin Liska <mliska@suse.cz>
6358 * gcov.c (main): Fix GNU coding style.
6359 (output_intermediate_file): Likewise.
6360 (process_file): Likewise.
6361 (generate_results): Likewise.
6362 (release_structures): Likewise.
6363 (create_file_names): Likewise.
6364 (find_source): Likewise.
6365 (read_graph_file): Likewise.
6366 (find_exception_blocks): Likewise.
6367 (canonicalize_name): Likewise.
6368 (make_gcov_file_name): Likewise.
6369 (mangle_name): Likewise.
6370 (accumulate_line_counts): Likewise.
6371 (output_branch_count): Likewise.
6372 (read_line): Likewise.
6374 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
6376 PR rtl-optimization/71779
6377 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
6378 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
6379 or if it was truncated.
6381 PR rtl-optimization/70903
6382 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
6384 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6386 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
6387 accessing SSA_NAME_PTR_INFO.
6389 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6392 * common/config/avr/avr-common.c (avr_option_optimization_table)
6393 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
6395 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6398 * config/avr/avr.md: New pattern to work around do_store_flag
6399 generating shift instructions for bit extractions.
6401 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6403 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
6405 (add_equivalence): Likewise.
6406 (get_value_range): Allocate value range with vrp_value_range_pool.
6407 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
6408 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
6410 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
6412 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
6413 the default for the rs6000 port.
6415 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6418 * calls.c (special_function_p): Remove special handling of
6419 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
6420 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
6421 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
6423 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
6426 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
6427 Don't stop on regular insns.
6429 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
6431 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
6432 size to DImode boundary.
6433 (nvptx_propagate): Likewise.
6435 2016-08-03 Alan Modra <amodra@gmail.com>
6437 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
6438 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
6439 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
6440 from -mefficient-unaligned-vector. Note that this affects fp too.
6442 2016-08-03 Alan Modra <amodra@gmail.com>
6444 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
6447 2016-08-03 Alan Modra <amodra@gmail.com>
6449 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
6450 to a reg. Localize vars.
6452 2016-08-03 Alan Modra <amodra@gmail.com>
6454 * config/rs6000/rs6000.opt: Remove negatives from help strings
6457 2016-08-03 Alan Modra <amodra@gmail.com>
6459 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
6460 Delete duplicated code.
6462 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6465 * lra-spills.c (regno_in_use_p): New.
6466 (lra_final_code_change): Use it.
6468 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6470 PR rtl-optimization/69847
6471 * lra-int.h (struct lra-reg): Use restore_rtx instead of
6473 (lra_rtx_hash): New.
6474 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
6476 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
6477 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
6478 * lra-spills.c (lra_final_code_change): Don't delete insn when the
6479 next insn is USE with the same reg as the current insn source.
6480 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
6482 (lra_constraints_init): Call initiate_invariants.
6483 (lra_constraints_finish): Call finish_invariants.
6484 (struct invariant, invariant_t, invariant_ptr_t): New.
6485 (const_invariant_ptr_t, invariants, invariants_pool): New.
6486 (invariant_table, invariant_hash, invariant_eq_p): New.
6487 (insert_invariant, initiate_invariants, finish_invariants): New.
6488 (clear_invariants, invalid_invariant_regs): New.
6489 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
6490 instead of restore_regno.
6491 (invariant_p, process_invariant_for_inheritance): New.
6492 (inherit_in_ebb): Implement invariant inheritance.
6493 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
6494 (remove_inheritance_pseudos): Implement undoing invariant
6496 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
6497 instead of restore_regno.
6498 * lra-assigns.c (regno_live_length): New.
6499 (reload_pseudo_compare_func): Use regno_live_length.
6500 (assign_by_spills): Use restore_rtx instead of restore_regno.
6501 (lra_assign): Ditto. Initiate regno_live_length.
6503 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
6505 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
6506 __builtin_aarch64_fmindf.
6508 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6510 PR tree-optimization/34114
6511 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
6512 information for more control IVs.
6514 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6516 PR tree-optimization/34114
6517 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
6518 PLUS_EXPR case. Handle SSA_NAME case.
6520 2016-08-02 Tamar Christina <tamar.christina@arm.com>
6522 * config/aarch64/aarch64-simd-builtins.def
6523 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
6524 (__builtin_aarch64_fmaxdf): Likewise.
6525 (__builtin_aarch64_smin_nandf): Likewise.
6526 (__builtin_aarch64_smax_nandf): Likewise.
6527 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
6528 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
6529 (<fmaxmin><mode>3): ...this.
6530 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
6531 (vminnm_f64): Likewise.
6532 (vmin_f64): Likewise.
6533 (vmax_f64): Likewise.
6534 * config/aarch64/iterators.md (FMAXMIN): Merge with...
6535 (FMAXMIN_UNS): ...this.
6536 (fmaxmin): Merged with
6537 (fmaxmin_op): ...this...
6538 (maxmin_uns_op): ...in to this.
6540 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6542 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6543 Add support for vec_extract on vector float, vector int, vector
6544 short, and vector char vector types.
6545 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
6546 vector float, vector int, vector short, and vector char
6547 optimizations on 64-bit ISA 2.07 systems for both constant and
6548 variable element numbers.
6549 (rs6000_split_vec_extract_var): Likewise.
6550 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
6551 Altivec registers on ISA 2.07 and above.
6552 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
6553 which never was matched due to the split occuring before register
6554 allocation (and the code would not have worked on little endian
6555 systems if it did match). Allow extracts to go to the Altivec
6556 registers if ISA 2.07 (power8). Change from using "" around the
6557 C++ code to using {}'s.
6558 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
6559 vec_extracts when the vector is in memory.
6560 (vsx_extract_v4sf_var): New insn to optimize vector float
6561 vec_extracts when the element number is variable on 64-bit ISA
6563 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
6564 for 64-bit ISA 2.07 as well as ISA 3.0.
6565 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
6566 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
6567 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
6568 optimize vector int, vector short, and vector char vec_extracts
6569 when the vector is in memory.
6570 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
6571 optimize vector int, vector short, and vector char vec_extracts
6572 when the element number is variable.
6574 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6577 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
6578 does not overlap with other symbol flags.
6580 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
6582 * config/aarch64/aarch64.h (aarch64_frame):
6583 Remove padding0 and hardfp_offset. Add locals_offset,
6584 initial_adjust, callee_adjust, callee_offset and final_adjust.
6585 * config/aarch64/aarch64.c (aarch64_layout_frame):
6586 Remove unused padding0 and hardfp_offset initializations.
6587 Choose frame layout and set frame variables accordingly.
6588 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
6589 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
6590 (aarch64_pop_regs): Likewise.
6591 (aarch64_expand_prologue): Remove all decision code, just emit
6592 prolog according to frame variables.
6593 (aarch64_expand_epilogue): Remove all decision code, just emit
6594 epilog according to frame variables.
6595 (aarch64_initial_elimination_offset): Use offset to local/arg area.
6597 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
6600 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
6601 fix_debug_reg_uses after changing source register mode to
6602 V1TImode if source register is undefined.
6604 2015-08-01 Alan Hayward <alan.hayward@arm.com>
6606 PR tree-optimization/71818
6607 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
6608 with non invariant evolutions
6610 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6613 * config/avr/avr.md (length) [branch]: Correct insn length
6614 attribute for forward branches.
6616 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6618 * doc/extend.texi (AVR Built-in Functions): Document
6620 * config/avr/builtins.def (NOPS): New.
6621 * config/avr/avr.c (avr_expand_nops): New static function.
6622 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
6624 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6626 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
6627 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
6630 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
6632 * config/aarch64/aarch64.c (vulcan_tunings): Update
6633 vulcan L1 cache_line_size.
6635 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6637 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
6638 function that takes a vector memory address, a hard register, an
6639 element number and a temporary base register, and recreates an
6640 address that points to the appropriate element within the vector.
6641 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
6642 (rs6000_split_vec_extract_var): Add support for the target of a
6643 vec_extract with variable element number being a scalar memory
6645 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
6647 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
6648 vsx_extract_<mode>_load insn with a new insn that optimizes
6649 storing either element to a memory location, using scratch
6650 registers to pick apart the vector and reconstruct the address.
6651 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
6652 (vsx_extract_<mode>_store): Rework alternatives to more correctly
6653 support Altivec registers. Add support for ISA 3.0 Altivec d-form
6655 (vsx_extract_<mode>_var): Add support for extracting a variable
6656 element number from memory.
6658 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
6660 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
6661 when testing for compares against constants of the form 0xabab.
6663 2016-07-29 Bin Cheng <bin.cheng@arm.com>
6665 PR tree-optimization/57558
6666 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
6668 (vect_loop_versioning): Support versioning with niter assumptions.
6669 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
6670 (vect_get_loop_niters): New parameter. Reimplement to support
6671 assumptions in loop niter info.
6672 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
6673 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
6674 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
6675 Support loop versioning for niters.
6676 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
6677 (vect_free_loop_info_assumptions): New function.
6678 (vectorize_loops): Free loop niter info for loops with flag
6679 LOOP_F_ASSUMPTIONS set if vectorization failed.
6680 * tree-vectorizer.h (struct _loop_vec_info): New field
6681 num_iters_assumptions.
6682 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
6683 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
6684 (LOOP_REQUIRES_VERSIONING): New macro.
6685 (vect_free_loop_info_assumptions): New decl.
6687 2016-07-29 Bin Cheng <bin.cheng@arm.com>
6689 * cfgloop.h (struct loop): New field constraints.
6690 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
6691 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
6693 * cfgloop.c (alloc_loop): Initialize new field.
6694 * cfgloopmanip.c (copy_loop_info): Copy constraints.
6695 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
6696 Adjust niter analysis wrto loop constraints.
6697 * doc/loop.texi (@node Number of iterations): Add description for loop
6700 2016-07-29 Marek Polacek <polacek@redhat.com>
6703 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
6704 (ix86_expand_round_builtin): Likewise.
6706 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
6707 Georg-Johann Lay <avr@gjlay.de>
6709 PR rtl-optimization/71976
6710 * combine.c (get_last_value): Return 0 if the argument for which
6711 the function is called has a wider mode than the recorded value.
6713 2016-07-29 Marek Polacek <polacek@redhat.com>
6716 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
6717 (altivec_expand_st_builtin): Likewise.
6719 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
6721 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
6722 introduced in r238381.
6724 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
6727 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
6728 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
6730 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
6732 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
6734 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6735 Add support for vec_extract of vector double or vector long having
6736 a variable element number on 64-bit ISA 2.07 systems or newer.
6737 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
6739 (rs6000_split_vec_extract_var): New function to split a
6740 vec_extract built-in function with variable element number.
6741 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
6743 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
6744 (UNSPEC_VSX_EXTRACT): Likewise.
6745 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
6746 direct move instructions to be generated on 64-bit ISA 2.07
6747 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
6749 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
6750 arguments for vec_extract variable element.
6751 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
6752 vec_extract with variable element on V2DFmode and V2DImode
6754 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
6755 -mupper-regs-df requirement, since it isn't needed.
6756 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
6757 do direct moves on 64-bit systems, which allows optimization of
6758 vec_extract on 64-bit ISA 2.07 systems and newer.
6760 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
6761 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
6763 * config/aarch64/aarch64.md
6764 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
6766 (<optab>qihi2_aarch64): Likewise, and split into two.
6767 (extendqihi2_aarch64): New.
6768 (zero_extendqihi2_aarch64): New.
6769 * config/aarch64/iterators.md (ldrxt): Remove.
6770 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
6773 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
6775 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
6777 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
6779 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
6780 (aarch64_push_reg): New function to push 1 or 2 registers.
6781 (aarch64_pop_reg): New function to pop 1 or 2 registers.
6782 (aarch64_expand_prologue): Use aarch64_push_regs.
6783 (aarch64_expand_epilogue): Use aarch64_pop_regs.
6785 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
6787 PR tree-optimization/71734
6788 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
6789 attribute instead of REF_LOOP and use it.
6790 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
6791 set it for Loops having non-zero safelen attribute.
6792 (ref_indep_loop_p): Pass zero as initial value for safelen.
6794 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
6798 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
6799 call using chkp_gimple_call_builtin_p.
6800 (chkp_copy_bounds_for_assign): Likewise.
6802 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6804 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
6805 * config/arm/arm-protos.h (struct tune_params): Likewise.
6806 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
6807 (cortex_a9_sched_adjust_cost): Likewise.
6808 (fa726te_sched_adjust_cost): Likewise.
6809 (arm_adjust_cost): Likewise.
6810 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
6811 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
6812 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
6813 * config/i386/i386.c (ix86_adjust_cost): Likewise.
6814 * config/ia64/ia64.c: Likewise.
6815 * config/m68k/m68k.c: Likewise.
6816 * config/mep/mep.c (mep_adjust_cost): Likewise.
6817 * config/microblaze/microblaze.c (microblaze_adjust_cost):
6819 * config/mips/mips.c (mips_adjust_cost): Likewise.
6820 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
6822 * config/pa/pa.c (pa_adjust_cost): Likewise.
6823 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
6824 (rs6000_debug_adjust_cost): Likewise.
6825 * config/sh/sh.c (sh_adjust_cost): Likewise.
6826 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
6827 (hypersparc_adjust_cost): Likewise.
6828 (sparc_adjust_cost): Likewise.
6829 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
6830 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
6831 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
6833 * config/visium/visium.c (visium_adjust_cost): Likewise.
6834 * doc/tm.texi: Regenerate.
6835 * haifa-sched.c (dep_cost_1): Adjust.
6836 * target.def: Merge adjust_cost and adjust_cost_2.
6838 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6840 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
6842 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6844 * store-motion.c (struct st_expr): Make pattern_regs a vector.
6845 (extract_mentioned_regs): Append to a vector instead of
6846 returning a rtx_expr_list.
6847 (st_expr_entry): Adjust.
6848 (free_st_expr_entry): Likewise.
6849 (store_ops_ok): Likewise.
6850 (store_killed_in_insn): Likewise.
6851 (find_moveable_store): Likewise.
6853 2016-07-28 Martin Liska <mliska@suse.cz>
6855 PR gcov-profile/68025
6856 * tree-profile.c (tree_profiling): Respect
6857 no_profile_instrument_function attribute.
6858 * doc/extend.texi: Document no_profile_instrument_function
6861 2016-07-28 Martin Liska <mliska@suse.cz>
6863 PR rtl-optimization/70944
6864 * combine.c (make_compound_operation):
6865 Do not allow make_compound_operation for vector mode
6867 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
6870 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
6871 before calling get_ops.
6873 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6875 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
6876 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
6877 (BITS_PER_UNIT_LOG): Remove.
6878 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
6879 * expr.c (expand_assignment): Likewise.
6880 * stor-layout.c (initialize_sizetypes): Likewise.
6882 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6884 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
6885 signature of rs6000_expand_vector_extract so that the element
6886 number is a RTX instead of a constant integer.
6887 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
6889 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
6890 (altivec_expand_vec_ext_builtin): Likewise.
6891 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
6892 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
6893 MFVSRLD instruction.
6895 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6897 * input.c (get_pure_location): Move here from tree.c.
6898 (make_location): Likewise. Add header comment.
6899 (selftest::test_accessing_ordinary_linemaps): Verify
6900 pure_location_p, make_location, get_location_from_adhoc_loc and
6902 * input.h (get_pure_location): Move declaration here from tree.h.
6903 (get_finish): Likewise for inline function.
6904 (make_location): Likewise for declaration.
6905 * tree.c (get_pure_location): Move to input.c.
6906 (make_location): Likewise.
6907 * tree.h (get_pure_location): Move declaration to tree.h.
6908 (get_finish): Likewise for inline function.
6909 (make_location): Likewise for declaration.
6911 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6914 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
6916 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6918 * system.h (STATIC_ASSERT): Use static_assert if building
6921 2016-07-27 Richard Biener <rguenther@suse.de>
6923 PR tree-optimization/72517
6924 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
6925 Revert change to not compute read-read dependences.
6927 2016-07-27 Richard Biener <rguenther@suse.de>
6929 * predict.c (set_even_probabilities): Make nedges unsigned.
6931 2016-07-27 Martin Liska <mliska@suse.cz>
6933 * predict.c (set_even_probabilities): Handle unlikely edges.
6934 (combine_predictions_for_bb): Likewise.
6936 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6939 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
6940 __float128 support when we don't have hardware support, so that
6941 the IEEE built-in functions like isgreater, first call __unordkf3
6942 to make sure neither operand is a NaN, and if both operands are
6943 ordered, do the normal comparison.
6945 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6947 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
6949 (extract_code_and_val_from_cond_with_ops): Verify that name is
6950 either cond_op0 or cond_op1.
6952 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6954 PR tree-optimization/18046
6955 * genmodes.c (emit_mode_size_inline): Emit an assert that
6956 verifies that mode is a valid array index.
6957 (emit_mode_nuinits_inline): Likewise.
6958 (emit_mode_inner_inline): Likewise.
6959 (emit_mode_unit_size_inline): Likewise.
6960 (emit_mode_unit_precision_inline): Likewise.
6961 * tree-vrp.c: Include params.h.
6962 (find_switch_asserts): Register edge assertions for the default
6963 label which correspond to the anti-ranges of each case label.
6964 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
6965 * doc/invoke.texi: Document it.
6967 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6969 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
6970 and unnecessary call to gimple_bb.
6972 2016-07-26 Richard Biener <rguenther@suse.de>
6974 PR rtl-optimization/71984
6975 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
6978 2016-07-26 Richard Biener <rguenther@suse.de>
6981 * expmed.c (extract_bit_field_1): Constrain the vector mode
6982 with element size matching the extraction mode size when
6983 choosing a better vector mode to do the extraction from.
6985 2016-07-26 Richard Biener <rguenther@suse.de>
6986 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6989 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
6992 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6994 * tree-ssa-structalias.c (struct scc_info): Change types of
6995 members to auto_sbitmap and auto_vec.
6996 (scc_info::scc_info): New constructor.
6997 (scc_info::~scc_info): New destructor.
6998 (init_scc_info): Remove.
6999 (free_scc_info): Remove.
7000 (find_indirect_cycles): Adjust.
7001 (perform_var_substitution): Likewise.
7002 (free_var_substitution_info): Likewise.
7004 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7006 * tree-outof-ssa.c (struct elim_graph): Change type of members
7007 to auto_vec and auto_sbitmap.
7008 (elim_graph::elim_graph): New constructor.
7009 (delete_elim_graph): Remove.
7010 (expand_phi_nodes): Adjust.
7012 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7014 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
7015 (new_elim_graph): Adjust.
7016 (clear_elim_graph): Likewise.
7017 (delete_elim_graph): Likewise.
7018 (elim_graph_size): Likewise.
7019 (elim_graph_add_node): Likewise.
7020 (elim_graph_add_edge): Likewise.
7021 (elim_graph_remove_succ_edge): Likewise.
7022 (eliminate_name): Likewise.
7023 (eliminate_build): Likewise.
7024 (elim_forward): Likewise.
7025 (elim_unvisited_predecessor): Likewise.
7026 (elim_backward): Likewise.
7027 (elim_create): Likewise.
7028 (eliminate_phi): Likewise.
7029 (expand_phi_nodes): Likewise.
7031 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7033 * bt-load.c (compute_out): Use auto_sbitmap class.
7034 (link_btr_uses): Likewise.
7035 * cfganal.c (mark_dfs_back_edges): Likewise.
7036 (post_order_compute): Likewise.
7037 (inverted_post_order_compute): Likewise.
7038 (pre_and_rev_post_order_compute_fn): Likewise.
7039 (single_pred_before_succ_order): Likewise.
7040 * cfgexpand.c (pass_expand::execute): Likewise.
7041 * cfgloop.c (verify_loop_structure): Likewise.
7042 * cfgloopmanip.c (fix_bb_placements): Likewise.
7043 (remove_path): Likewise.
7044 (update_dominators_in_loop): Likewise.
7045 * cfgrtl.c (break_superblocks): Likewise.
7046 * ddg.c (check_sccs): Likewise.
7047 (create_ddg_all_sccs): Likewise.
7048 * df-core.c (df_worklist_dataflow): Likewise.
7049 * dse.c (dse_step3): Likewise.
7050 * except.c (eh_region_outermost): Likewise.
7051 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7052 * gcse.c (prune_expressions): Likewise.
7053 (prune_insertions_deletions): Likewise.
7054 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
7055 * graph.c (draw_cfg_nodes_no_loops): Likewise.
7056 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
7057 * lcm.c (compute_earliest): Likewise.
7058 (compute_farthest): Likewise.
7059 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
7060 (unroll_loop_runtime_iterations): Likewise.
7061 (unroll_loop_stupid): Likewise.
7062 * lower-subreg.c (decompose_multiword_subregs): Likewise.
7063 * lra-lives.c: Likewise.
7064 * lra.c (lra): Likewise.
7065 * modulo-sched.c (schedule_reg_moves): Likewise.
7066 (optimize_sc): Likewise.
7067 (get_sched_window): Likewise.
7068 (sms_schedule_by_order): Likewise.
7069 (check_nodes_order): Likewise.
7070 (order_nodes_of_sccs): Likewise.
7071 (order_nodes_in_scc): Likewise.
7072 * recog.c (split_all_insns): Likewise.
7073 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
7074 * reload1.c (reload): Likewise.
7075 * sched-rgn.c (haifa_find_rgns): Likewise.
7076 (split_edges): Likewise.
7077 (compute_trg_info): Likewise.
7078 * sel-sched.c (init_seqno): Likewise.
7079 * store-motion.c (remove_reachable_equiv_notes): Likewise.
7080 * tree-into-ssa.c (update_ssa): Likewise.
7081 * tree-ssa-live.c (live_worklist): Likewise.
7082 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
7083 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7085 (try_peel_loop): Likewise.
7086 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7088 * tree-ssa-pre.c (compute_antic): Likewise.
7089 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
7090 * tree-stdarg.c (reachable_at_most_once): Likewise.
7091 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
7092 * var-tracking.c (vt_find_locations): Likewise.
7094 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7096 * sbitmap.h (auto_sbitmap): New class.
7098 2016-07-26 Alan Modra <amodra@gmail.com>
7101 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
7104 2016-07-25 David Malcolm <dmalcolm@redhat.com>
7106 * input.c (selftest::temp_source_file::temp_source_file): Fix
7107 missing "%s" in fprintf.
7109 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
7112 * cselib.c (cselib_process_insn): Invalidate argument slots for
7115 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7117 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
7118 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
7119 vmulxh_lane_f16, vmulxh_laneq_f16): New.
7121 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7123 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7124 * config/aarch64/aarch64.md (fma, fnma): Support HF.
7125 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
7127 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7129 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7130 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
7132 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
7133 (add<mode>3): Likewise.
7134 (sub<mode>3): Likewise.
7135 (mul<mode>3): Likewise.
7136 (div<mode>3): Likewise.
7137 (*div<mode>3): Likewise.
7138 (<fmaxmin><mode>3): Extend to HF.
7139 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
7140 (fabd<mode>3): Likewise.
7141 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
7142 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
7143 (aarch64_fmulx<mode>): Likewise.
7144 (aarch64_fac<optab><mode>): Likewise.
7145 (aarch64_frecps<mode>): Likewise.
7146 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
7147 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
7148 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
7149 (VSDQ_HSDI): Support HI.
7150 (fcvt_target, FCVT_TARGET): Likewise.
7151 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
7152 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
7153 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
7154 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
7155 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
7156 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
7157 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
7160 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7162 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
7163 * config/aarch64/aarch64-builtins.c (hi_UP): New.
7164 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7165 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
7167 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
7168 (aarch64_cm<optab><mode>): Likewise.
7169 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
7170 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
7171 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
7172 (sqrt<mode>2): Likewise.
7173 (*sqrt<mode>2): Likewise.
7174 (abs<mode>2): Likewise.
7175 (<optab><mode>hf2): New pattern for HF mode.
7176 (<optab>hihf2): Likewise.
7177 * config/aarch64/arm_neon.h: Include arm_fp16.h.
7178 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
7179 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
7181 * config/aarch64/arm_fp16.h: New file.
7182 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
7183 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
7184 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
7185 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
7186 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
7187 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
7188 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
7189 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
7190 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
7191 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
7192 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
7193 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
7196 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7198 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
7199 reduc_smin_scal_): Use VDQIF_F16.
7200 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
7201 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
7203 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
7204 * config/aarch64/iterators.md (VDQIF_F16): New.
7205 (vp): Support HF modes.
7206 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
7207 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
7209 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7211 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
7212 "*aarch64_mulx_elt_from_dup<mode>".
7213 (*aarch64_mul3_elt<mode>): Update schedule type.
7214 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
7215 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
7216 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
7217 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
7218 (f, fp): Support HF modes.
7219 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
7220 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
7221 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
7222 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
7223 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
7224 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
7226 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7228 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7229 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
7231 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
7234 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7236 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7237 * config/aarch64/aarch64-simd.md
7238 (aarch64_rsqrts<mode>): Extend to HF modes.
7239 (fabd<mode>3): Likewise.
7240 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
7241 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
7242 (aarch64_<maxmin_uns>p<mode>): Likewise.
7243 (<su><maxmin><mode>3): Likewise.
7244 (<maxmin_uns><mode>3): Likewise.
7245 (<fmaxmin><mode>3): Likewise.
7246 (aarch64_faddp<mode>): Likewise.
7247 (aarch64_fmulx<mode>): Likewise.
7248 (aarch64_frecps<mode>): Likewise.
7249 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
7250 (add<mode>3): Extend to HF modes.
7251 (sub<mode>3): Likewise.
7252 (mul<mode>3): Likewise.
7253 (div<mode>3): Likewise.
7254 (*div<mode>3): Likewise.
7255 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
7257 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
7258 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
7259 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
7260 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
7261 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
7262 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
7263 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
7264 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
7265 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
7266 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
7267 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
7268 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
7269 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
7270 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
7272 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7274 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
7275 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7276 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
7277 (neg<mode>2): Likewise.
7278 (abs<mode>2): Likewise.
7279 (<frint_pattern><mode>2): Likewise.
7280 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
7281 (<optab><VDQF:mode><fcvt_target>2): Likewise.
7282 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
7283 (ftrunc<VDQF:mode>2): Likewise.
7284 (<optab><fcvt_target><VDQF:mode>2): Likewise.
7285 (sqrt<mode>2): Likewise.
7286 (*sqrt<mode>2): Likewise.
7287 (aarch64_frecpe<mode>): Likewise.
7288 (aarch64_cm<optab><mode>): Likewise.
7289 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
7291 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
7292 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
7294 * config/aarch64/arm_neon.h (vdup_n_f16): New.
7295 (vdupq_n_f16): Likewise.
7296 (vld1_dup_f16): Use vdup_n_f16.
7297 (vld1q_dup_f16): Use vdupq_n_f16.
7298 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
7299 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
7300 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
7301 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
7302 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
7303 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
7304 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
7305 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
7306 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
7307 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
7308 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
7309 vsqrt_f16, vsqrtq_f16): New.
7311 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7313 * config/aarch64/aarch64-simd.md
7314 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
7315 (aarch64_ext<mode>): Likewise.
7316 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
7317 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
7318 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
7320 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
7322 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
7323 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
7324 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
7325 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
7326 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
7327 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
7328 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
7330 (vmov_n_f16): Reimplement using vdup_n_f16.
7331 (vmovq_n_f16): Reimplement using vdupq_n_f16..
7333 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7335 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
7336 "frame_related_p". Generate CFA annotation when it's necessary.
7337 (aarch64_expand_prologue): Use aarch64_add_constant.
7338 (aarch64_expand_epilogue): Likewise.
7339 (aarch64_output_mi_thunk): Pass "false" when calling
7340 aarch64_add_constant.
7342 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7344 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
7347 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7349 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
7350 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
7351 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
7352 (aarch64_build_constant): Delete.
7354 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
7357 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7359 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7360 flag_toplevel_reorder.
7362 2016-07-25 Richard Biener <rguenther@suse.de>
7364 * cgraph.c (cgraph_node::verify_node): Compare against builtin
7365 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
7366 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
7367 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
7368 (streamer_get_builtin_tree): Likewise.
7369 (streamer_write_builtin): Likewise.
7370 * lto-streamer.h (LTO_builtin_decl): Remove.
7371 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
7372 (lto_input_scc): Remove LTO_builtin_decl handling.
7373 (lto_input_tree_1): Liekwise.
7374 * lto-streamer-out.c (lto_output_tree_1): Remove special
7375 handling of builtins.
7376 (DFS::DFS): Likewise.
7377 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
7378 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
7380 (streamer_write_builtin): Remove.
7382 2016-07-25 Martin Liska <mliska@suse.cz>
7384 * lto-cgraph.c (input_symtab): Don't call get_working_sets
7385 if flag_auto_profile is set to true.
7387 2016-07-25 Martin Liska <mliska@suse.cz>
7389 PR gcov-profile/71868
7390 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
7391 have a function with multiple latches, count them all.
7393 2016-07-25 Martin Liska <mliska@suse.cz>
7395 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
7397 2016-07-25 Martin Liska <mliska@suse.cz>
7399 PR tree-optimization/71987
7400 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
7401 just for SSA_NAMEs. Fix GNU coding style.
7403 2016-07-25 Martin Liska <mliska@suse.cz>
7405 PR gcov-profile/64874
7406 * gcov-io.h: Update command about file format.
7407 * gcov-iov.c (main): Adapt the numbering scheme.
7409 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7412 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
7413 whose result is used in PHI.
7414 (final_range_test_p): Likewise.
7415 (maybe_optimize_range_tests): Likewise.
7417 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7419 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7420 Reformat two multi-line strings.
7422 2016-07-22 Martin Sebor <msebor@redhat.com>
7424 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
7426 2016-07-22 Martin Sebor <msebor@redhat.com>
7429 * doc/extend.texi (Compound Literals): Correct and clarify.
7430 (Cast to Union): Same.
7432 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
7434 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7435 comments to explain why certain error messages make mention of
7436 undocumented options.
7437 (rs6000_invalid_builtin): Change error messages to replace mention
7438 of undocumented options with mention of the -mcpu=power9 option
7439 that enables those undocumented options.
7440 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
7441 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
7442 definition of this macro to correct an existing error.
7443 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
7444 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
7445 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
7446 descriptions of built-in functions so that they depend on
7447 -mcpu=power9 instead of on the corresponding undocumented flags.
7448 * doc/invoke.texi (Option Summary): Remove all mention of newly
7450 (IBM RS/6000 and PowerPC Options): Likewise.
7451 * doc/md.texi (Constraints for Particuliar Machines): Remove all
7452 mention of newly undocumented flags.
7454 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
7456 * ipa-cp.c (determine_versionability): Do not create constprop clones,
7457 when target_clones attribute is set.
7459 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7461 * common.opt (funsafe-loop-optimizations): Mark ignore.
7462 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
7463 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
7465 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
7466 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
7468 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7470 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7472 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7474 (number_of_iterations_exit): Warn missed loop optimization for
7475 possible infinite loops.
7477 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
7480 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
7481 when to emit a ".machine" pseudo-op.
7483 2016-07-22 Martin Liska <mliska@suse.cz>
7485 PR gcov-profile/69028
7486 PR gcov-profile/62047
7487 * coverage.c (coverage_compute_lineno_checksum): Do not
7488 calculate checksum for fns w/o xloc.file.
7489 (coverage_compute_profile_id): Likewise.
7491 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
7493 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
7494 (avr_secondary_reload): ...and implementation.
7495 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
7496 * config/avr/avr.md (reload_in<mode>): Remove insns.
7497 (adjust_len) [lpm]: Remove insn attribute value.
7498 * config/avr/predicates.md (flash_operand): Remove insn predicate.
7500 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7503 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
7505 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
7506 * calls.c (special_function_p): Remove the special handling of the
7507 "__builtin_" prefix.
7509 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7512 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
7513 if STMT may be an alloca call.
7514 (gimple_alloca_call_p, alloca_call_p): Return only true for the
7515 builtin alloca call.
7516 * calls.h (gimple_maybe_alloca_call_p): New function.
7517 * tree-inline.c (inline_forbidden_p_stmt): Use
7518 gimple_maybe_alloca_call_p here.
7520 2016-07-21 David Malcolm <dmalcolm@redhat.com>
7522 * spellcheck-tree.c (best_macro_match::best_macro_match):
7523 Explictly specify the template arguments when invoking the base
7524 class constructor, to help older C++ compilers.
7526 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7529 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
7530 before builtin_decl_implicit.
7532 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7534 * optabs.c (emit_condiitonal_move): Short circuit for identical
7537 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7539 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
7540 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
7541 (noce_conversion_profitable_p): New.
7542 (noce_try_store_flag_constants): Use it.
7543 (noce_try_addcc): Likewise.
7544 (noce_try_store_flag_mask): Likewise.
7545 (noce_try_cmove): Likewise.
7546 (noce_try_cmove_arith): Likewise.
7547 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
7549 (noce_convert_multiple_sets): Move cost model to here, from...
7550 (bb_ok_for_noce_convert_multiple_sets) ...here.
7551 (noce_process_if_block): Update calls for above changes.
7552 (noce_find_if_block): Record new noce_if_info parameters.
7554 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7556 * target.def (max_noce_ifcvt_seq_cost): New.
7557 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
7558 * doc/tm.texi: Regenerate.
7559 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
7560 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
7561 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
7562 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
7563 * doc/invoke.texi: Document new params.
7565 2016-07-21 Richard Biener <rguenther@suse.de>
7567 PR tree-optimization/71947
7568 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
7569 ranges have useful limit_vr information.
7571 2016-07-21 Richard Biener <rguenther@suse.de>
7573 * function-tests.c (build_trivial_generic_function): Set
7574 BLOCK_SUPERCONTEXT of DECL_INITIAL.
7575 * omp-low.c (create_omp_child_function): Likewise.
7576 (grid_expand_target_grid_body): Likewise.
7577 * cgraphunit.c (init_lowered_empty_function): Likewise.
7578 (cgraph_node::expand_thunk): Likewise.
7579 * tree-parloops.c (create_loop_fn): Likewise.
7580 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
7582 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7584 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
7587 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
7589 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
7590 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
7591 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
7592 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
7593 values for insn attribute.
7594 * config/avr/avr.c (avr_out_insert_notbit): New function.
7595 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
7596 ADJUST_LEN_INSV_NOTBIT_0/_7.
7597 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
7599 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7601 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
7602 (chrec_convert_1, chrec_convert): Ditto.
7603 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
7604 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
7605 * tree-vrp.c (adjust_range_with_scev): Ditto.
7606 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
7607 (scev_var_range_cant_overflow): New function.
7608 (scev_probably_wraps_p): New parameter. Call above function.
7609 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
7611 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7613 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
7614 by removing computation of may_be_zero.
7616 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7618 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
7620 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
7622 Improving concepts performance and diagnostics.
7623 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
7624 for constraint satisfaction and subsumption.
7625 * timevar.h (auto_timevar): New constructor that matches the push/pop
7626 pattern of usage in pt.c.
7628 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
7630 * hwint.h (HOST_WIDE_INT_0): New define.
7631 (HOST_WIDE_INT_0U): Ditto.
7632 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
7633 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
7634 * simplify-rtx.c: Ditto.
7635 * tree-object-size.c: Ditto.
7637 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7639 * config/s390/s390.c (s390_encode_section_info): Remove mode size
7642 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
7644 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
7645 * combine.c: Use HOST_WIDE_INT_M1U instead of
7646 ~(unsigned HOST_WIDE_INT) 0.
7647 * double-int.h: Ditto.
7649 * dwarf2asm.c:Ditto.
7651 * genmodes.c: Ditto.
7653 * read-rtl.c: Ditto.
7654 * tree-ssa-loop-ivopts.c: Ditto.
7655 * tree-ssa-loop-prefetch.c: Ditto.
7656 * tree-vect-generic.c: Ditto.
7657 * tree-vect-patterns.c: Ditto.
7660 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7662 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
7663 constant addresses outside [0,0xc0] into a register.
7664 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
7665 cases where the base address register is unused after.
7666 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
7667 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
7668 (avr_out_store_psi_reg_disp_tiny): Same.
7670 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7672 Implement attribute progmem on reduced Tiny cores by adding
7673 flash offset 0x4000 to respective symbols.
7676 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
7677 documentation how it works on reduced Tiny cores.
7678 (AVR Named Address Spaces): No support for reduced Tiny.
7679 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
7680 (avr_address_tiny_pm_p): New static function.
7681 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
7682 if the address is in progmem.
7683 (avr_assemble_integer): Same.
7684 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
7685 for symbol_ref in progmem.
7686 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
7687 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
7688 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
7690 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
7692 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
7693 * configure: Regenerate.
7694 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
7695 (USE_THIN_ARCHIVES): New variable.
7696 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
7697 this archive as a thin archive.
7699 2016-07-20 David Malcolm <dmalcolm@redhat.com>
7701 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
7702 same location as last time, don't skip if we have fix-it hints.
7703 Clarify the skipping logic by converting it from one "if" clause
7704 to repeated "if" clauses.
7705 * spellcheck-tree.c: Include "cpplib.h".
7706 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
7707 (best_macro_match::best_macro_match): New constructor.
7708 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
7709 Move here from c/c-decl.c.
7710 (class best_macro_match): Move here from c/c-decl.c, converting
7711 from a typedef to a subclass, gaining a ctor.
7713 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7715 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
7716 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
7718 (avr_addr_space_diagnose_usage): ...and implementation.
7719 (avr_addr_space_supported_p): New function.
7720 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
7721 report bad address space usage if that space is supported.
7722 (avr_insert_attributes): Same. No more complain about unsupported
7724 * config/avr/avr-c.c (tm_p.h): Include it.
7725 (avr_cpu_cpp_builtins): Only define addr-space related built-in
7726 macro if avr_addr_space_supported_p.
7728 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7730 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7731 flag_toplevel_reorder.
7733 2016-07-20 David Malcolm <dmalcolm@redhat.com>
7735 * gcc-rich-location.c
7736 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
7738 * gcc-rich-location.h
7739 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
7741 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7743 * target.def (addr_space): Add new diagnose_usage to hook vector.
7744 * targhooks.c (default_addr_space_diagnose_usage): Add default
7745 implementation and...
7746 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
7747 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
7748 is some address space, call targetm.addr_space.diagnose_usage.
7749 * doc/tm.texi.in (Named Address Spaces): Add anchor for
7750 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
7751 * doc/tm.texi: Regenerate.
7753 2016-07-20 Martin Liska <mliska@suse.cz>
7756 * graphite-isl-ast-to-gimple.c (later_of_the_two):
7757 Properly handly PHI stmts.
7759 2016-07-20 Bin Cheng <bin.cheng@arm.com>
7761 PR tree-optimization/71503
7762 PR tree-optimization/71683
7763 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
7766 2016-07-20 Martin Liska <mliska@suse.cz>
7768 * doc/invoke.texi (-fipa-ra): Document when the option is
7769 disabled. Fix a typo.
7771 2016-07-20 Martin Liska <mliska@suse.cz>
7773 * Makefile.in: Include fibonacci_heap.c
7774 * fibonacci_heap.c: New file.
7775 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
7776 (fibonacci_heap::union_with): Fix deletion of the second heap.
7777 * selftest-run-tests.c (selftest::run_tests): Incorporate
7778 fibonacci heap tests.
7779 * selftest.h: Declare fibonacci_heap_c_tests.
7781 2016-07-20 Martin Liska <mliska@suse.cz>
7783 * selftest-run-tests.c (selftest::run_tests): New function.
7784 * selftest.h (sreal_c_tests): Declare.
7785 * sreal.c (sreal_verify_basics): New function.
7786 (verify_aritmetics): Likewise.
7787 (sreal_verify_arithmetics): Likewise.
7788 (verify_shifting): Likewise.
7789 (sreal_verify_shifting): Likewise.
7790 (void sreal_c_tests): Likewise.
7792 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7794 PR rtl-optimization/71916
7795 * cfgrtl.c (contains_no_active_insn_p): Return false also for
7796 bb which have a single succ fake edge.
7798 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
7801 * dwarf2out.c (gen_subprogram_die): Only call
7802 gen_unspecified_parameters_die while dumping early dwarf.
7804 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7807 * gimple-fold.c (fold_builtin_memory_op): Use
7808 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
7810 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
7812 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
7813 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
7814 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
7815 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
7819 * double-int.c: Ditto.
7821 * dwarf2out.c: Ditto.
7824 * fold-const.c: Ditto.
7825 * function.c: Ditto.
7827 * genmodes.c: Ditto.
7831 * loop-doloop.c: Ditto.
7832 * loop-invariant.c: Ditto.
7839 * simplify-rtx.c: Ditto.
7840 * stor-layout.c: Ditto.
7842 * tree-ssa-loop-ivopts.c: Ditto.
7843 * tree-vect-generic.c: Ditto.
7844 * tree-vect-patterns.c: Ditto.
7849 * wide-int-print.cc: Ditto.
7850 * wide-int.cc: Ditto.
7851 * wide-int.h: Ditto.
7853 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7855 * selftest.c (selftest::assert_streq): Handle NULL values of
7856 val_actual and val_expected.
7858 2016-07-19 Martin Jambor <mjambor@suse.cz>
7861 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
7862 rather than cgraph_create_node to get a call graph node.
7864 2016-07-19 Richard Biener <rguenther@suse.de>
7866 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
7867 handle all tcc_constant bases and valueize SSA names.
7868 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
7871 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7873 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
7874 the flags of the exit block and bb2, not just the entry block.
7876 2016-07-19 Richard Biener <rguenther@suse.de>
7878 PR tree-optimization/71901
7879 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
7880 align member, group stuff with the bitfield.
7881 (vn_ref_op_align_unit): New inline.
7882 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
7883 record element alignment and operand 3 unchanged.
7884 (ao_ref_init_from_vn_reference): Adjust.
7885 (valueize_refs_1): Likewise.
7886 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
7888 2016-07-19 Richard Biener <rguenther@suse.de>
7890 PR tree-optimization/71908
7891 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
7892 symbolic constants in a more reliable way.
7894 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
7896 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
7898 (vect_update_inits_of_drs): Likewise.
7899 (vect_create_cond_for_alias_checks): Likewise.
7900 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
7902 2016-07-19 Richard Biener <rguenther@suse.de>
7905 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
7906 with an abstract origin that is not an inlined function outer
7907 scope add a self-reference as abstract origin.
7908 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
7910 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7913 * config/rs6000/rs6000.c (rs6000_function_value): Fix
7914 unintentional System V.4 structure return breakage for structures
7915 with a single floating point element.
7917 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7919 PR tree-optimization/71734
7920 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
7921 contains REF, use it to check safelen, assume that safelen value
7922 must be greater 1, fix style.
7923 (ref_indep_loop_p_2): Add REF_LOOP argument.
7924 (ref_indep_loop_p): Pass LOOP as additional argument to
7927 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
7929 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
7930 allocation in the prologue.
7931 * explow.c (get_dynamic_stack_base): New function to return an address
7932 expression for the dynamic stack base.
7933 (get_dynamic_stack_size): New function to do the required dynamic stack
7934 space size calculations.
7935 (allocate_dynamic_stack_space): Use new functions.
7936 (align_dynamic_address): Move some code from
7937 allocate_dynamic_stack_space to new function.
7938 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
7940 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7942 * config/s390/s390.c (s390_encode_section_info): Always set
7943 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
7946 2016-07-18 Richard Biener <rguenther@suse.de>
7948 PR tree-optimization/71893
7949 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
7950 for sizetype cast added by array_ref_element_size.
7951 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7953 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
7955 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
7956 register parameters. Remove code to initialize argument pointer
7957 on TARGET_64BIT. Optimize call to _mcount when it can be reached
7958 using a pc-relative branch. Cleanup conditional code.
7959 * config/pa/pa.md (call_mcount): New expander.
7960 (call_mcount_nonpic): New insn.
7961 (call_mcount_pic): New insn and split.
7962 (call_mcount_pic_post_reload): New insn.
7963 (call_mcount_64bit): New insn and split.
7964 (call_mcount_64bit_post_reload): New insn.
7966 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
7968 * config/avr/predicates.md (const_m255_to_m1_operand): New.
7969 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
7970 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
7971 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
7972 (*usum_widenqihi3, *udiff_widenqihi3)
7973 (*addhi3_zero_extend.const): New combiner insns.
7974 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
7975 just 1 bit is affected.
7976 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
7977 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
7979 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
7981 * omp-low.c (lower_omp_target): Mark data clauses with
7982 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
7983 zero-length subarrays.
7985 2016-07-15 Richard Biener <rguenther@suse.de>
7987 PR tree-optimization/71881
7988 * tree-loop-distribution.c (destroy_loop): Remove blocks in
7989 reverse DOM order to make debug temp generation happy.
7991 2016-07-15 Richard Biener <rguenther@suse.de>
7993 PR tree-optimization/71887
7994 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
7995 verify it is not zero for division / modulo handling.
7996 (value_replacement): Adjust.
7998 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
7999 Julian Brown <julian@codesourcery.com>
8001 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
8002 * config/aarch64/aarch64-cost-tables.h
8003 (vulcan_extra_costs): New variable.
8004 * config/aarch64/aarch64.c
8005 (vulcan_addrcost_table): Likewise.
8006 (vulcan_regmove_cost): Likewise.
8007 (vulcan_vector_cost): Likewise.
8008 (vulcan_branch_cost): Likewise.
8009 (vulcan_tunings): Likewise.
8011 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
8013 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
8014 (output_in_order): Loop over undefined variables too. Output them
8015 via assemble_undefined_decl. Skip variables that correspond to hard
8016 registers or have value-exprs.
8017 * varpool.c (symbol_table::output_variables): Handle undefined
8018 variables together with defined ones.
8020 2016-07-15 Richard Biener <rguenther@suse.de>
8022 * tree-ssa-pre.c (get_representative_for): Make sure to return
8023 the value number of SSA names.
8024 (phi_translate_1): get_representative_for cannot return NULL.
8025 (do_pre_regular_insertion): Remove redundant call to
8026 fully_constant_expression.
8027 (do_pre_partial_partial_insertion): Likewise.
8029 2016-07-15 Bin Cheng <bin.cheng@arm.com>
8031 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
8032 (derive_simple_iv_with_niters): New function.
8033 (simple_iv): Rewrite using simple_iv_with_niters.
8034 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
8035 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8037 (number_of_iterations_exit): Rewrite using above function.
8038 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8041 2016-07-15 Richard Biener <rguenther@suse.de>
8043 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
8046 2016-07-14 Jakub Jelinek <jakub@redhat.com>
8048 PR tree-optimization/71872
8049 * tree-data-ref.c (get_references_in_stmt): Ignore references
8050 with is_gimple_constant get_base_address.
8052 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8054 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
8055 (TARGET_HAVE_LDACQD): New macro.
8056 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
8057 than TARGET_HAVE_LDACQ.
8058 (arm_load_acquire_exclusivedi): Likewise.
8059 (arm_store_release_exclusivedi): Likewise.
8061 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8063 PR rtl-optimization/71878
8064 * lra-constraints.c (match_reload): Pass information about other
8065 output operands. Create new unique register value if matching input
8066 operand shares same register value as output operand being considered.
8067 (curr_insn_transform): Record output operands already processed.
8069 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8072 PR tree-optimization/70923
8073 * tree-vect-patterns.c: Include mult-synthesis.h.
8074 (target_supports_mult_synth_alg): New function.
8075 (synth_lshift_by_additions): Likewise.
8076 (apply_binop_and_append_stmt): Likewise.
8077 (vect_synth_mult_by_constant): Likewise.
8078 (target_has_vecop_for_code): Likewise.
8079 (vect_recog_mult_pattern): Use above functions to synthesize vector
8080 multiplication by integer constants.
8082 2016-07-14 Alan Modra <amodra@gmail.com>
8084 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
8085 gpr alternatives. Correct '*' placement on Y,r alternative.
8086 Add '*' on operand 1 of r,r alternative.
8088 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8090 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
8091 * expmed.h: ... Here.
8093 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
8095 * gimple.h (stmt_can_terminate_bb_p): New function.
8096 * tree-cfg.c (need_fake_edge_p): Rename to ...
8097 (stmt_can_terminate_bb_p): ... this; return true if stmt can
8098 throw external; handle const and pure calls.
8099 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
8101 2016-07-14 Richard Biener <rguenther@suse.de>
8103 PR tree-optimization/71866
8104 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
8105 (do_hoist_insertion): Avoid endless recursion when we
8106 didn't insert anything because we managed to simplify
8107 things down to a constant or SSA name.
8108 (fully_constant_expression): Re-write in terms of ...
8109 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
8110 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
8111 vn_nary_build_or_lookup_1.
8112 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
8113 (vn_nary_build_or_lookup): ... this which now wraps it.
8115 2016-07-14 Alan Modra <amodra@gmail.com>
8118 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
8119 with p9_vector override before power9-dform override.
8121 2016-07-13 Andi Kleen <ak@linux.intel.com>
8123 * value-prof.c (gimple_value_profile_transformations): Don't run
8124 when auto_profile is on.
8126 2016-07-13 Andi Kleen <ak@linux.intel.com>
8128 * auto-profile.c (update_inlined_ind_target,
8129 afdo_indirect_call): Print information to dump file.
8131 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
8133 * genrecog.c (special_predicate_operand_p): New function.
8134 (predicate_name): Move function.
8135 (validate_pattern): Don't warn about missing mode for all
8136 define_special_predicate predicates.
8138 2016-07-13 Bin Cheng <bin.cheng@arm.com>
8140 * tree-vect-data-refs.c (vect_no_alias_p): New function.
8141 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
8142 resolve alias checks which are known at compilation time.
8143 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
8144 alias checks are resolved. Move dump info for too many runtime
8145 alias checks to here...
8146 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
8148 2016-07-13 Richard Biener <rguenther@suse.de>
8150 PR tree-optimization/24574
8151 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
8152 position and add shift, rotate, divison and modulo support
8154 (value_replacement): Pass in argument position to absorbing_element_p.
8156 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
8159 * ipa-inline-transform.c (inline_call): Support
8160 instrumented thunks.
8162 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8164 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
8165 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
8167 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
8168 Baseline. Make initial alternative TARGET_32BIT only.
8169 (udivsi3): Likewise.
8170 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
8171 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
8174 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8176 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
8177 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
8178 availability with TARGET_HAVE_MOVT.
8179 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
8180 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
8181 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
8183 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
8184 extra instruction if MOVW is available. Use a cost variable
8185 incremented by COSTS_N_INSNS (1) when the condition match rather than
8186 returning an arithmetic expression based on COSTS_N_INSNS. Make
8187 constant with bottom half word zero cost 2 instruction if MOVW is
8189 * config/arm/arm.md (define_attr "arch"): Add v8mb.
8190 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
8191 target is ARMv8-M Baseline.
8192 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
8193 (arm_movtas_ze): Likewise.
8194 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
8195 alternative for constants satisfying j constraint.
8196 (thumb1_movsi_insn): Likewise.
8197 (movsi splitter for K alternative): Tighten condition to not trigger
8198 if movt is available and j constraint is satisfied.
8199 (Pe immediate splitter): Likewise.
8200 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
8201 constant fitting in an halfword to use MOVW.
8202 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
8205 2016-07-13 Richard Biener <rguenther@suse.de>
8208 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
8209 gimplifying the LHS. Make sure to gimplify a returning twice
8210 call LHS without using SSA names.
8212 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8214 * tree-data-ref.c (find_data_references_in_stmt): Remove
8215 unnecessary call to vec::release.
8216 (graphite_find_data_references_in_stmt): Likewise.
8217 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
8218 * tree-vect-stmts.c (vectorizable_condition): Likewise.
8220 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8222 * cfgexpand.c (expand_used_vars): Make the type of a local
8224 * genmatch.c (lower_for): Likewise.
8225 * haifa-sched.c (haifa_sched_init): Likewise.
8226 (add_to_speculative_block): Likewise.
8227 (create_check_block_twin): Likewise.
8228 * predict.c (handle_missing_profiles): Likewise.
8229 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
8230 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
8231 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
8233 (maybe_lower_iteration_bound): Likewise.
8234 * tree-ssa-sccvn.c (DFS): Likewise.
8235 * tree-stdarg.c (reachable_at_most_once): Likewise.
8236 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
8237 (vectorizable_store): Likewise.
8239 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8241 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
8242 (sccvn_dom_walker): make cond_stack an auto_vec.
8244 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8246 * ree.c (struct ext_state): Make type of members auto_vec.
8247 (find_and_remove_re): Adjust.
8249 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8251 * cfgexpand.c (struct stack_vars_data): Make type of fields
8253 (expand_used_vars): Adjust.
8255 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8257 * ipa.c (record_cdtor_fn): Adjust.
8258 (build_cdtor_fns): Likewise.
8259 (ipa_cdtor_merge): Make static_ctors and static_dtors local
8262 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8264 * genextract.c (struct accum_extract): Add constructor and make
8268 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8270 * tree.c (struct free_lang_data_d): Add constructor and change
8271 types of members to ones that automatically manage resources.
8272 (fld_worklist_push): Adjust.
8273 (find_decls_types): Likewise.
8274 (find_decls_types_in_eh_region): Likewise.
8275 (free_lang_data_in_cgraph): Stop manually creating and
8276 destroying members of free_lang_data_d.
8278 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
8280 PR rtl-optimization/68961
8281 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
8282 peephole variant. Use sse_reg_operand predicates.
8284 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
8286 * config/i386/predicates.md (x86_64_immediate_operand)
8287 <case CONST_INT>: Remove unneeded truncation to DImode.
8288 <case CONST>: Ditto.
8289 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8291 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8294 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
8295 The xxperm and xxpermr instructions require that the 2nd input
8296 operand overlap with the output operand, and not the 1st.
8297 (altivec_vperm_v8hiv16qi): Likewise.
8298 (altivec_vperm_<mode>_uns_internal): Likewise.
8299 (altivec_vpermr_<mode>_internal): Likewise.
8300 (vperm_v8hiv4si): Likewise.
8301 (vperm_v16qiv8hi): Likewise.
8303 2016-07-12 Nathan Sidwell <nathan@acm.org>
8305 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
8306 when -mno-pic-data-is-text-relative is in effect, by default.
8307 * doc/invoke.texi (mpic-data-is-text-relative): Document new
8308 behavior and clarify.
8310 2016-07-12 Martin Liska <mliska@suse.cz>
8312 * params.def: Add avg-loop niter.
8313 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
8314 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
8315 * doc/invoke.texi: Document the new parameter.
8317 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8320 * expr.c (store_constructor): Mask sign-extended bits when widening
8321 sub-word constructor element at the start of a word.
8323 2016-07-12 Martin Liska <mliska@suse.cz>
8325 * Makefile.in: Append rule for params-options.h.
8326 * params-options.h: New file.
8328 2016-07-12 Martin Liska <mliska@suse.cz>
8330 * ira-build.c (mark_loops_for_removal): Properly iterate
8333 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
8334 Richard Biener <rguenther@suse.de>
8336 PR tree-optimization/23286
8337 PR tree-optimization/70159
8338 * doc/invoke.texi: Document -fcode-hoisting.
8339 * common.opt (fcode-hoisting): New flag.
8340 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
8341 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
8342 (do_regular_insertion): Rename to ...
8343 (do_pre_regular_insertion): ... this and amend general comments
8344 on insertion strathegy.
8345 (do_partial_partial_insertion): Rename to ...
8346 (do_pre_partial_partial_insertion): ... this.
8347 (do_hoist_insertion): New function.
8348 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
8349 and call do_hoist_insertion properly.
8351 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
8352 (pass_pre::execute): Register hoist_insert stats.
8354 2016-07-12 Jakub Jelinek <jakub@redhat.com>
8357 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
8358 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
8359 is different from mode's bitsize. Small cleanup.
8361 2016-07-12 Richard Biener <rguenther@suse.de>
8363 PR rtl-optimization/68961
8364 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
8365 to simplify to a non-constant.
8367 2016-07-11 Jakub Jelinek <jakub@redhat.com>
8370 * omp-low.c (expand_omp_target): Gimplify device.
8372 PR tree-optimization/71823
8373 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
8374 to get vec_oprnds2 from op2.
8376 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
8378 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
8379 Hoist common subexpressions.
8380 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8382 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
8385 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
8386 prevent generation of 'stxsiwx' on pre Power8 hardware.
8388 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8390 * input.c: Include cpplib.h.
8391 (selftest::temp_source_file): New class.
8392 (selftest::temp_source_file::temp_source_file): New ctor.
8393 (selftest::temp_source_file::~temp_source_file): New dtor.
8394 (selftest::should_have_column_data_p): New function.
8395 (selftest::test_should_have_column_data_p): New function.
8396 (selftest::temp_line_table): New class.
8397 (selftest::temp_line_table::temp_line_table): New ctor.
8398 (selftest::temp_line_table::~temp_line_table): New dtor.
8399 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
8400 it to create a temp_line_table.
8401 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
8402 locations that are known to have column data.
8403 (selftest::line_table_case): New struct.
8404 (selftest::test_reading_source_line): Move tempfile handling
8405 to class temp_source_file.
8406 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
8407 (selftest::assert_token_loc_eq): New function.
8408 (ASSERT_TOKEN_LOC_EQ): New macro.
8409 (selftest::test_lexer): New function.
8410 (selftest::boundary_locations): New array.
8411 (selftest::input_c_tests): Call test_should_have_column_data_p.
8412 Loop over a test matrix of interesting values of location and
8413 default_range_bits, calling test_lexer on each case in the matrix.
8414 Move call to test_accessing_ordinary_linemaps into the matrix.
8415 * selftest.h (ASSERT_EQ): Reimplement in terms of...
8416 (ASSERT_EQ_AT): New macro.
8418 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
8421 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
8422 Don't convert TImode in debug insn.
8424 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
8426 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
8427 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
8428 (tree_type_common::lang_flag_7): New.
8429 (tree_type_common::spare): Reduce size.
8430 * tree.h (TYPE_ALIGN_OK): Remove.
8431 (TYPE_LANG_FLAG_7): New.
8432 (get_inner_reference): Adjust header.
8433 * print-tree.c (print_node): Adjust.
8434 * expr.c (get_inner_reference): Remove parameter keep_aligning.
8435 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
8436 calls to get_inner_reference.
8437 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
8438 handling of TYPE_ALIGN_OK.
8439 * builtins.c (get_object_alignment_2): Adjust call to
8440 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
8441 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
8443 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
8444 * cfgexpand.c (expand_debug_expr): Likewise.
8445 * dbxout.c (dbxout_expand_expr): Likewise.
8446 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
8447 loc_list_from_tree, fortran_common): Likewise.
8448 * fold-const.c (optimize_bit_field_compare,
8449 decode_field_reference, fold_unary_loc, fold_comparison,
8450 split_address_to_core_and_offset): Likewise.
8451 * gimple-laddress.c (execute): Likewise.
8452 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
8453 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
8454 * hsa-gen.c (gen_hsa_addr): Likewise.
8455 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
8456 * tsan.c (instrument_expr): Likewise.
8457 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
8458 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
8459 * tree-affine.c (tree_to_aff_combination,
8460 get_inner_reference_aff): Adjust calls to get_inner_reference.
8461 * tree-data-ref.c (split_constant_offset_1,
8462 dr_analyze_innermost): Likewise.
8463 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
8464 * tree-sra.c (ipa_sra_check_caller): Likewise.
8465 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
8466 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
8467 bswap_replace): Likewise.
8468 * tree-vect-data-refs.c (vect_check_gather,
8469 vect_analyze_data_refs): Likewise.
8470 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
8471 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
8474 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8476 * Makefile.in (selftest-valgrind): New phony target.
8477 * function-tests.c (selftest::build_cfg): Delete pass instances
8478 created by the test.
8479 (selftest::convert_to_ssa): Likewise.
8480 (selftest::test_expansion_to_rtl): Likewise.
8481 * tree-cfg.c (selftest::test_linear_chain): Release dominator
8483 (selftest::test_diamond): Likewise.
8485 2016-07-11 Richard Biener <rguenther@suse.de>
8487 PR tree-optimization/71816
8488 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
8489 than replacing all of its operands.
8491 2016-07-11 Alan Modra <amodra@gmail.com>
8493 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
8494 (ctr<mode>): Add unspec.
8495 (ctr<mode>_internal*): Likewise.
8497 2016-07-08 James Bowman <james.bowman@ftdichip.com>
8499 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
8500 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
8502 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
8504 PR rtl-optimization/71621
8505 * lra-constraints.c (process_alt_operands): Check combination of
8508 2016-07-08 Jason Merrill <jason@redhat.com>
8509 Richard Biener <rguenther@suse.de>
8511 P0145: Refining Expression Order for C++.
8512 * gimplify.c (initial_rhs_predicate_for): New.
8513 (gimplfy_modify_expr): Gimplify RHS before LHS.
8515 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8518 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8519 Allow standard error handling to take over when a wrong number
8520 of arguments is presented to __builtin_vec_ld () or
8521 __builtin_vec_st ().
8523 2016-07-08 Jiong Wang <jiong.wang@arm.com>
8525 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
8530 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
8531 __builtin_aarch64_fmaxv2sf.
8532 (vmaxnmq_f32): Likewise.
8533 (vmaxnmq_f64): Likewise.
8534 (vminnm_f32): Likewise.
8535 (vminnmq_f32): Likewise.
8536 (vminnmq_f64): Likewise.
8538 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
8541 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
8542 enable -mfloat128-hardware by default.
8543 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
8544 that IEEE 128-bit hardware support needs.
8545 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
8546 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
8547 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
8548 floating point requires.
8549 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
8550 -mfloat128 and -mfloat128-hardware changes.
8552 2016-07-08 Alan Hayward <alan.hayward@arm.com>
8554 PR tree-optimization/71667
8555 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
8557 2016-07-08 Martin Liska <mliska@suse.cz>
8560 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
8561 folding produces SAVE_EXPRs, thus return false for the type.
8563 2016-07-07 Martin Liska <mliska@suse.cz>
8565 * file-find.c (remove_prefix): New function.
8566 * file-find.h (remove_prefix): Declare the function.
8567 * gcc-ar.c (main): Skip a folder of the wrapper if
8568 a wrapped binary would point to the same file.
8570 2016-07-07 Jan Hubicka <jh@suse.cz>
8572 * tree-scalar-evolution.c (iv_can_overflow_p): export.
8573 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
8574 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
8576 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
8579 * ipa-inline-analysis.c (compute_inline_parameters): Set
8580 local.can_change_signature to false for intrumentation
8583 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8585 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
8586 with TARGET_HAVE_MOVT.
8587 (TARGET_HAVE_MOVT): Define.
8588 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
8589 availability with TARGET_HAVE_MOVT.
8590 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
8592 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
8594 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
8595 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
8596 * config/arm/constraints.md (define_constraint "j"): Use
8597 TARGET_HAVE_MOVT to check MOVT availability.
8599 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8601 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
8603 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8605 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
8606 (armv8-m.main): Likewise.
8607 (armv8-m.main+dsp): Likewise.
8608 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
8609 (FL_FOR_ARCH8M_MAIN): Likewise.
8610 * config/arm/arm-tables.opt: Regenerate.
8611 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
8612 armv8-m.main+dsp to BE8_LINK_SPEC.
8613 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
8614 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
8615 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
8616 Baseline and Mainline.
8617 (arm_option_override_internal): Also disable arm_restrict_it when
8618 !arm_arch_notm. Update comment for -munaligned-access to also cover
8620 (arm_file_start): Increase buffer size for printing architecture name.
8621 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
8622 and armv8-m.main+dsp.
8623 (mno-unaligned-access): Clarify that this is disabled by default for
8624 ARMv8-M Baseline architectures as well.
8626 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8628 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
8629 decide whether to prevent some libgcc routines being included for some
8630 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
8631 link between this condition and the one in
8632 libgcc/config/arm/lib1func.S.
8634 2016-07-07 Richard Biener <rguenther@suse.de>
8636 * tree-ssa-pre.c: Include alias.h.
8637 (compute_avail): If we have multiple VN_REFERENCEs with the
8638 same hashtable entry adjust that to make it a valid replacement
8639 for all of them with respect to alignment and aliasing
8640 when doing insertion.
8641 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
8642 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
8644 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
8648 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8649 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
8652 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8654 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
8655 (adjust_mems): Adjust.
8656 (adjust_insn): Likewise.
8657 (prepare_call_arguments): Likewise.
8659 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8661 * gcse.c (struct ls_expr): Make stores field a vector.
8662 (ldst_entry): Adjust.
8663 (free_ldst_entry): Likewise.
8664 (print_ldst_list): Likewise.
8665 (compute_ld_motion_mems): Likewise.
8666 (update_ld_motion_stores): Likewise.
8668 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8670 * gcse.c (struct ls_expr): Remove loads field.
8671 (ldst_entry): Adjust.
8672 (free_ldst_entry): Likewise.
8673 (print_ldst_list): Likewise.
8674 (compute_ld_motion_mems): Likewise.
8676 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8678 * store-motion.c (struct st_expr): Make antic_stores a vector.
8679 (st_expr_entry): Adjust.
8680 (free_st_expr_entry): Likewise.
8681 (print_store_motion_mems): Likewise.
8682 (find_moveable_store): Likewise.
8683 (compute_store_table): Likewise.
8684 (remove_reachable_equiv_notes): Likewise.
8685 (replace_store_insn): Likewise.
8686 (build_store_vectors): Likewise.
8688 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8690 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
8691 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
8693 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8695 PR tree-optimization/71518
8696 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
8697 misalign also for outer loops with negative step.
8699 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
8701 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
8702 (cortex_a53_shift): Add mov_shift.
8703 (cortex_a53_shift_reg): Add new reservation for register shifts.
8704 (cortex_a53_alu): Remove bfm.
8705 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
8706 (cortex_a53_alu_extr): Add new reservation for EXTR.
8707 (bypasses): Improve bypass modelling.
8709 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8712 * config/avr/avr.c (avr_asm_select_section): Strip off
8713 SECTION_DECLARED from flags when calling get_section.
8715 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8717 * tree-vectorizer.h (vect_memory_access_type): Add
8718 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
8719 * tree-vect-stmts.c (compare_step_with_zero): New function.
8720 (perm_mask_for_reverse): Move further up file.
8721 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
8723 (get_negative_load_store_type): New function.
8724 (get_load_store_type): Call it. Add an ncopies argument.
8725 (vectorizable_mask_load_store): Update call accordingly and
8726 remove tests for negative steps.
8727 (vectorizable_store, vectorizable_load): Likewise. Handle new
8728 memory_access_types.
8730 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8732 * tree-vectorizer.h (vect_memory_access_type): New enum.
8733 (_stmt_vec_info): Add a memory_access_type field.
8734 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
8735 (vect_model_store_cost): Take an access type instead of a boolean.
8736 (vect_model_load_cost): Likewise.
8737 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
8738 vect_model_store_cost and vect_model_load_cost.
8739 * tree-vect-stmts.c (vec_load_store_type): New enum.
8740 (vect_model_store_cost): Take an access type instead of a
8741 store_lanes_p boolean. Simplify tests.
8742 (vect_model_load_cost): Likewise, but for load_lanes_p.
8743 (get_group_load_store_type, get_load_store_type): New functions.
8744 (vectorizable_store): Use get_load_store_type. Record the access
8745 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
8746 (vectorizable_load): Likewise.
8747 (vectorizable_mask_load_store): Likewise. Replace is_store
8748 variable with vls_type.
8750 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8752 * tree-vectorizer.h (vect_grouped_load_supported): Add a
8753 single_element_p parameter.
8754 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
8755 Check the PR65518 case here rather than in vectorizable_load.
8756 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
8757 * tree-vect-stmts.c (vectorizable_load): Likewise.
8759 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8761 * tree-vectorizer.h (gather_scatter_info): New structure.
8762 (vect_check_gather_scatter): Return a bool rather than a decl.
8763 Replace return-by-pointer arguments with a single
8764 gather_scatter_info *.
8765 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
8766 (vect_analyze_data_refs): Update call accordingly.
8767 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
8768 (vectorizable_mask_load_store): Likewise. Also record the
8769 offset dt and vectype in the gather_scatter_info.
8770 (vectorizable_store): Likewise.
8771 (vectorizable_load): Likewise.
8773 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8775 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
8776 strided groups, use the cost of N scalar accesses instead
8777 of ncopies vector accesses.
8778 (vect_model_load_cost): Likewise.
8780 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8782 * tree-vect-stmts.c (vect_cost_group_size): Delete.
8783 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
8784 variable to indicate when once-per-group costs are being used.
8785 (vect_model_load_cost): Likewise. Fix comment and misindented code.
8787 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8789 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
8790 peeling-for-gaps condition.
8792 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8794 * config/s390/s390.c (s390_expand_vec_init): Force initializer
8795 element to register if it doesn't match general_operand.
8797 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
8798 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8800 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
8802 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
8803 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
8804 (SIGNBIT): New mode iterator.
8805 (Fsignbit): New mode attribute.
8806 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
8807 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
8808 when direct moves are available.
8809 (signbit<mode>2_dm): New define_insn_and_split).
8810 (signbit<mode>2_dm2): New define_insn.
8812 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8814 PR rtl-optimization/71594
8815 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
8816 into subregs of appropriate mode before trying to emit a conditional
8819 2016-07-05 Jan Hubicka <jh@suse.cz>
8821 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
8822 (simple_iv): Use it.
8824 2016-07-05 Jan Hubicka <jh@suse.cz>
8826 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
8828 2016-07-05 Jiong Wang <jiong.wang@arm.com>
8830 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
8833 2016-07-05 Jan Hubicka <jh@suse.cz>
8835 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
8838 2016-07-05 Richard Biener <rguenther@suse.de>
8840 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
8841 Handle empty else block.
8842 (is_feasible_trace): Likewise.
8843 (split_paths): Likewise.
8845 2016-07-05 Richard Biener <rguenther@suse.de>
8847 * tree-loop-distribution.c (distribute_loop): Fix issue with
8848 the cost model loop.
8850 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
8852 * config/arm/neon-testgen.ml: Delete.
8853 * config/arm/neon.ml: Delete.
8855 2016-07-04 Jakub Jelinek <jakub@redhat.com>
8858 * tree.c (attribute_value_equal): Use get_attribute_name instead of
8859 directly using TREE_PURPOSE.
8861 2016-07-04 Jiong Wang <jiong.wang@arm.com>
8863 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
8864 * config/aarch64/aarch64_neon.h: Likewise.
8865 * config/aarch64/arm_neon.h: Likewise.
8866 * config/aarch64/atomics.md: Likewise.
8867 * config/aarch64/aarch64-simd-builtins.def: Likewise.
8868 * doc/invoke.texi: Likewise.
8870 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8872 * config/s390/s390.md: Add "z13" cpu_facility.
8873 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
8874 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
8875 condition" type instructions.
8877 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8878 Jeff Law <law@redhat.com>
8880 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
8881 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
8883 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
8885 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
8886 permutation for TARGET_AVX512F.
8887 (ix86_expand_vec_one_operand_perm_avx512): New function.
8888 (expand_vec_perm_1): Invoke introduced function.
8889 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8890 it may be not valid after vectorization.
8892 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8895 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
8896 typo in comment. Only force to memory if it is a weak
8899 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
8900 Jiong Wang <jiong.wang@arm.com>
8902 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
8903 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
8904 (AARCH64_FL_F16): New.
8905 (AARCH64_FL_FOR_ARCH8_2): New.
8906 (AARCH64_ISA_8_2): New.
8907 (AARCH64_ISA_F16): New.
8908 (TARGET_FP_F16INST): New.
8909 (TARGET_SIMD_F16INST): New.
8910 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
8911 ("fp"): Disabling "fp" also disables "fp16".
8912 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
8913 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
8914 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
8915 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
8917 2016-07-04 Jan Beulich <jbeulich@suse.com>
8919 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
8921 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8924 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
8925 the insns, use an insn form that does not adjust the offset on
8926 little endian systems.
8928 2016-07-01 Jan Beulich <jbeulich@suse.com>
8930 * varasm.c (get_variable_section): Validate initializer in
8931 named .bss-like sections.
8933 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
8935 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
8936 Exchange the order of the second and third operands in the vpermr
8937 instruction tmeplate.
8939 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
8942 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
8943 Disallow TDmode values.
8945 2016-07-01 Alan Modra <amodra@gmail.com>
8947 PR rtl-optimization/71709
8948 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
8949 being set, not referenced.
8951 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
8953 PR tree-optimization/70729
8954 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
8955 of loop since it can be not valid after transformation.
8957 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8959 * config/arm/arm.c (thumb_reload_in_hi): Delete.
8960 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
8962 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
8964 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
8967 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8970 * config/rs6000/constraints.md (wY constraint): New constraint to
8971 match the requirements for the LXSD and STXSD instructions.
8972 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
8973 predicate to match the requirements for the LXSD and STXSD
8975 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
8976 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
8977 to make sure that the bottom 2 bits of offset are 0, the address
8978 form is offsettable, and no updating is done in the address mode.
8979 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
8980 (movdi_internal32): Likewise
8981 (movdi_internal64): Likewise.
8983 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8985 PR tree-optimization/71707
8986 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
8987 strinfo even for ADDR_EXPR ptr.
8989 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8991 * config/rs6000/altivec.md (darn_32): Change the condition to
8992 TARGET_P9_MISC instead of TARGET_MODULO.
8993 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
8994 condition expression.
8995 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
8996 condition expression.
8997 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
8998 (DFP_TEST): New code iterator.
8999 (dfptstsfi_<code>_mode>): New define_expand.
9000 (*dfp_sgnfcnc_<mode>): New define_insn.
9001 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
9002 definition next to BU_P9_MISC_1 definition and change the MASK
9003 value to RS6000_BTM_P9_MISC.
9004 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
9005 (BU_P9_64BIT_MISC_0): Likewise.
9006 (BU_P9_DFP_MISC_0): New macro definition.
9007 (BU_P9_DFP_MISC_1): New macro definition.
9008 (BU_P9_DFP_MISC_2): New macro definition.
9009 (BU_P9_DFP_OVERLOAD_1): New macro definition.
9010 (BU_P9_DFP_OVERLOAD_2): New macro definition.
9011 (BU_P9_DFP_OVERLOAD_3): New macro definition.
9012 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
9013 (TSTSFI_LT_TD): Likewise.
9014 (TSTSFI_EQ_DD): Likewise.
9015 (TSTSFI_EQ_TD): Likewise.
9016 (TSTSFI_GT_DD): Likewise.
9017 (TSTSFI_GT_TD): Likewise.
9018 (TSTSFI_OV_DD): Likewise.
9019 (TSTSFI_OV_TD): Likewise.
9020 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
9021 (TSTSFI_LT_DD): Likewise.
9022 (TSTSFI_LT_TD): Likewise.
9023 (TSTSFI_EQ): Likewise.
9024 (TSTSFI_EQ_DD): Likewise.
9025 (TSTSFI_EQ_TD): Likewise.
9026 (TSTSFI_GT): Likewise.
9027 (TSTSFI_GT_DD): Likewise.
9028 (TSTSFI_GT_TD): Likewise.
9029 (TSTSFI_OV): Likewise.
9030 (TSTSFI_OV_DD): Likewise.
9031 (TSTSFI_OV_TD): Likewise.
9032 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9033 overloaded test significance functions.
9034 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9035 OPTION_MASK_P9_MISC into the representation of this mask.
9036 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
9038 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
9039 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
9041 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
9042 argument is a 6-bit unsigned literal value if the icode argument
9043 represents a DFP test significance built-in call.
9044 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
9045 flag used independently and in combination with the
9046 RS6000_BTM_64BIT flag.
9047 (rs6000_opt_masks): Add entry for power9-misc command-line option.
9048 (rs6000_builtin_mask_names): Add entry for power9-misc
9049 command-line option.
9050 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
9051 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
9052 RS6000_BTM_P9_MISC macros.
9053 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
9054 option and change the description of the -mpower9-vector option to
9055 enable only vector instructions, removing its erroneously claimed
9056 support for scalar instructions.
9057 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9058 the ISA 3.0 digital floating point test significance built-in
9061 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
9063 * config/aarch64/aarch64.c (cortexa35_tunings):
9064 Enable AES fusion. Use cortexa57_branch_cost.
9065 (cortexa53_tunings): Use cortexa57_branch_cost.
9066 (cortexa72_tunings): Use cortexa57_branch_cost.
9067 Use AUTOPREFETCHER_WEAK.
9068 (cortexa73_tunings): Use cortexa57_branch_cost.
9070 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9071 James Greenhalgh <james.greenhalgh@arm.com>
9073 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
9074 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
9075 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
9076 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
9077 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
9078 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
9079 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
9080 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
9081 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
9082 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
9083 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
9084 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
9085 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
9088 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
9089 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9091 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
9093 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
9095 2016-06-30 David Malcolm <dmalcolm@redhat.com>
9098 * gcc.c (driver::build_option_suggestions): Pass "option" to
9099 add_misspelling_candidates.
9100 * opts-common.c (add_misspelling_candidates): Add "option" param;
9101 use it to avoid adding negated forms for options marked with
9103 * opts.h (add_misspelling_candidates): Add "option" param.
9105 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9108 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
9109 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
9110 first when permuting bitwise operation with rotate. Cast
9111 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
9113 2016-06-29 David Malcolm <dmalcolm@redhat.com>
9115 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
9116 for misspelled param names.
9117 * params.c: Include spellcheck.h.
9118 (find_param_fuzzy): New function.
9119 * params.h (find_param_fuzzy): New prototype.
9120 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
9121 * spellcheck.h (struct edit_distance_traits<const char *>):
9124 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
9126 * config/rs6000/predicates.md (const_0_to_7_operand): New
9127 predicate, recognize 0..7.
9128 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
9129 support for doing extracts from V16QImode, V8HImode, V4SImode
9131 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
9132 vector extract support.
9133 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
9134 for ISA 3.0 vector extract.
9135 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
9136 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
9137 extracts of a constant element number from small integer vectors
9138 on 64-bit ISA 3.0 systems.
9139 (vsx_extract_<mode>_di): Likewise.
9140 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
9141 say when we can do ISA 3.0 vector extracts.
9142 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
9143 registers, using the stxsiwx instruction.
9145 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
9147 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
9148 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
9149 qdf24xx_regmove_cost, qdf24xx_tunings): New.
9150 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
9151 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
9152 * config/arm/arm.c (arm_qdf24xx_tune): New.
9154 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
9156 * config/aarch64/aarch64.c (cortexa53_tunings):
9157 Increase loop alignment to 8. Set function alignment to 16.
9158 (cortexa35_tunings): Likewise.
9159 (cortexa57_tunings): Increase loop alignment to 8.
9160 (cortexa72_tunings): Likewise.
9161 (cortexa73_tunings): Likewise.
9163 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
9165 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
9166 for arm_fp16_ok and arm_fp16_hw.
9167 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
9168 arm_fp16_alternative.
9170 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
9172 PR tree-optimization/71655
9173 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
9174 types when swapping operands.
9176 2016-06-29 Martin Liska <mliska@suse.cz>
9179 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
9180 * ipa-inline-transform.c (inline_call): Remove unnecessary call
9181 of build_optimization_node.
9183 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
9185 PR tree-optimization/70729
9186 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
9187 independent in loops having positive safelen value.
9188 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9189 it may be not valid after vectorization.
9191 2016-06-29 Jakub Jelinek <jakub@redhat.com>
9193 PR tree-optimization/71625
9194 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
9195 is sorted by ascending list->offset. If PTR is non-NULL and there is
9196 previous strinfo, call get_stridx_plus_constant.
9197 (get_stridx): Pass exp as second argument to get_addr_stridx.
9198 (addr_stridxptr): Add missing list = list->next, so that there can be
9199 more than one entries in the list. Bump limit from 16 to 32. Ensure
9200 the list is sorted by ascending list->offset.
9201 (get_stridx_plus_constant): Adjust so that it can be also called with
9202 ADDR_EXPR instead of SSA_NAME as PTR.
9203 (handle_char_store): Pass NULL_TREE as second argument to
9206 2016-06-29 Richard Biener <rguenther@suse.de>
9208 PR rtl-optimization/68961
9209 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
9211 2016-06-29 Richard Biener <rguenther@suse.de>
9214 * alias.c (component_uses_parent_alias_set_from): Handle
9215 type punning through union accesses by using the union alias set.
9216 * gimple.c (gimple_get_alias_set): Remove union type punning case.
9218 2016-07-29 Richard Biener <rguenther@suse.de>
9220 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
9221 precision not matching mode precision.
9223 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
9225 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
9226 pa_output_arg_descriptor.
9227 (call_val_symref_64bit_post_reload): Likewise.
9228 (call_val_powf_64bit_post_reload): Likewise.
9229 (sibcall_internal_symref_64bit): Likewise.
9230 (sibcall_value_internal_symref_64bit): Likewise.
9232 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9235 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
9236 a constant, force its SUBREG_REG into memory or register instead
9239 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9242 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
9243 * doc/invoke.texi (AVR Options): Document it.
9245 2016-06-28 Walter Lee <walt@tilera.com>
9247 * config/tilegx/linux.h: Do not include arch/icache.h
9248 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9249 * config/tilepro/linux.h: Do not include arch/icache.h
9250 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9252 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
9254 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
9255 for big-endian BIT_FIELD_REF.
9257 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
9259 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
9260 ('size' attribute): Add '128'.
9262 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
9263 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
9264 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
9265 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
9266 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
9267 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
9268 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
9269 *trunc<mode>df2_odd): Set size attribute to '128'.
9270 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
9271 * config/rs6000/power6.md (power6-fp): Include dfp type.
9272 * config/rs6000/power7.md (power7-fp): Likewise.
9273 * config/rs6000/power8.md (power8-fp): Likewise.
9274 * config/rs6000/power9.md: New file.
9275 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
9276 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
9277 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
9279 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
9280 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9281 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
9282 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
9283 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
9284 dfp_dscri_<mode>): Change type attribute to dfp.
9285 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
9286 attribute to vecsimple.
9287 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
9288 and prefetch streams.
9289 (rs6000_option_override_internal): Remove temporary code setting
9290 tuning to power8. Don't set rs6000_sched_groups for power9.
9291 (last_scheduled_insn): Change to rtx_insn *.
9292 (divide_cnt, vec_load_pendulum): New variables.
9293 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
9294 (rs6000_issue_rate): Set issue rate for Power9.
9295 (is_power9_pairable_vec_type): New.
9296 (power9_sched_reorder2): New.
9297 (rs6000_sched_reorder2): Call new function for Power9 specific
9299 (insn_must_be_first_in_group): Remove Power9.
9300 (insn_must_be_last_in_group): Likewise.
9301 (force_new_group): Likewise.
9302 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
9303 Initialize divide_cnt/vec_load_pendulum.
9304 (_rs6000_sched_context, rs6000_init_sched_context,
9305 rs6000_set_sched_context): Handle context save/restore of new
9308 2016-06-28 Richard Biener <rguenther@suse.de>
9310 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
9311 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
9312 COMPONENT_REF operand.
9313 (nonoverlapping_component_refs_p): Likewise.
9314 * stor-layout.c (start_bitfield_representative): Mark
9315 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
9317 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9319 * Makefile.in: Don't cat ../stage_current if it does not exist.
9321 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
9322 last argument is a bit-field.
9324 PR rtl-optimization/71673
9325 * internal-fn.c (expand_arith_overflow_result_store): Use
9326 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
9327 expand_simple_binop.
9330 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
9331 expand_ifn_atomic_compare_exchange): New functions.
9332 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
9333 * tree.h (build_call_expr_internal_loc): Rename to ...
9334 (build_call_expr_internal_loc_array): ... this. Fix up type of
9336 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
9337 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
9338 ATOMIC_COMPARE_EXCHANGE result.
9339 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
9340 * gimple-fold.h (optimize_atomic_compare_exchange_p,
9341 fold_builtin_atomic_compare_exchange): New prototypes.
9342 * gimple-fold.c (optimize_atomic_compare_exchange_p,
9343 fold_builtin_atomic_compare_exchange): New functions..
9344 * tree-ssa.c (execute_update_addresses_taken): If
9345 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
9346 of call when finding addressable vars, and if such var becomes
9347 non-addressable, call fold_builtin_atomic_compare_exchange.
9349 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
9352 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
9353 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
9355 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
9357 * config/rs6000/rs6000.md ('type' attribute): Add
9358 veclogical,veccmpfx,vecexts,vecmove insn types.
9359 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
9360 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
9361 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
9362 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
9363 *nabs<mode>2_hw): Change type to vecmove.
9364 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
9365 *boolcc<mode>3_internal, *eqv<mode>3_internal,
9366 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
9367 *ieee_128bit_vsx_abs<mode>2_internal,
9368 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
9369 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
9370 *ieee128_mtvsrd_32bit): Change type to veclogical.
9371 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
9372 *movdi_internal32, *movdi_internal64): Update insn types.
9373 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
9374 vsx_extract_<mode>): Change type to veclogical.
9375 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
9376 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
9377 *vsx_sign_extend_si_v2di): Change type to vecexts.
9378 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
9380 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
9381 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
9382 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
9383 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
9384 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9385 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
9386 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
9387 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
9388 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
9389 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
9390 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
9391 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
9392 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
9393 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
9394 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
9395 (ppc7450-vecsimple): Add veclogical, vecmove.
9396 (ppc7450-veccmp): Add veccmpfx.
9397 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
9399 (ppc8540_vector_compare): Add veccmpfx.
9400 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
9401 * config/rs6000/cell.md (cell-fp): Add fpsimple.
9402 (cell-vecsimple): Add veclogical, vecmove.
9403 (cell-veccmp): Add veccmpfx.
9404 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
9405 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
9407 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
9408 * config/rs6000/power4.md (power4-fp): Add fpsimple.
9409 (power4-vecsimple): Add veclogical, vecmove.
9410 (power4-veccmp): Add veccmpfx.
9411 * config/rs6000/power5.md (power5-fp): Add fpsimple.
9412 * config/rs6000/power6.md (power6-fp): Add fpsimple.
9413 (power6-vecsimple): Add veclogical, vecmove.
9414 (power6-veccmp): Add veccmpfx.
9415 * config/rs6000/power7.md (power7-fp): Add fpsimple.
9416 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
9417 * config/rs6000/power8.md (power8-fp): Add fpsimple.
9418 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
9419 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
9420 * config/rs6000/titan.md (titan_fp): Add fpsimple.
9421 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
9423 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
9425 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
9428 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9429 OPTION_MASK_P9_DFORM_VECTOR.
9430 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
9431 disable -mpower9-dform-vector when using reload.
9432 (quad_address_p): Remove 'gpr_p' argument and all associated code.
9433 New 'strict' argument. Update all callers. Add strict addressing
9435 (rs6000_legitimate_offset_address_p): Remove call to
9436 virtual_stack_registers_memory_p.
9437 (rs6000_legitimize_reload_address): Add quad address support.
9438 (rs6000_legitimate_address_p): Move call to quad_address_p above
9439 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
9440 to account for new strict usage.
9441 (rs6000_output_move_128bit): Adjust quad_address_p args to account
9442 for new strict usage.
9443 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
9445 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
9452 * config/i386/i386.c (ix86_spill_class): Disable condition to
9453 always return NO_REGS.
9455 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
9457 * predict.c: Include gimple-pretty-print.h
9458 (predicted_by_loop_heuristics_p): Check also
9459 PRED_LOOP_EXIT_WITH_RECURSION
9460 (predict_loops): Find self recursive calls and use special purpose
9461 predictors for them; dump log about decisions.
9462 (pass_profile::execute): Dump info about #of iterations.
9463 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
9464 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
9466 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
9468 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
9469 output_asm_insn calls and shorten long lines. Output .CALL
9470 argument descriptor using pa_output_arg_descriptor. Add various
9471 inline $$dyncall and other optimizations.
9472 (pa_attr_length_indirect_call): Adjust ordering and lengths.
9474 2016-06-25 Jakub Jelinek <jakub@redhat.com>
9476 PR tree-optimization/71643
9477 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
9480 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
9481 leak a bitmap if dep_bb is NULL.
9483 PR tree-optimization/71631
9484 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
9485 to rewrite_expr_tree even if negate_result, move new_lhs var
9486 declaration and initialization earlier, for powi_result set afterwards
9487 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
9488 if new_lhs != lhs, and don't shadow gsi var.
9490 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9492 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
9493 Add in_loop parameter.
9494 (predict_loops): Add loop guard heuristics.
9495 * predict.def (PRED_LOOP_GUARD): New heuristics.
9497 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9499 * predict.c: Include ipa-utils.h
9500 (tree_bb_level_prediction): Predict recursive calls.
9501 (tree_estimate_probability_bb): Skip inexpensive calls for call
9503 * predict.def (PRED_RECURSIVE_CALL): New.
9505 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9507 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
9508 (BU_FLOAT128_1): Likewise.
9510 (COPYSIGNQ): Likewise.
9511 (RS6000_BUILTIN_NANQ): Likewise.
9512 (RS6000_BUILTIN_NANSQ): Likewise.
9513 (RS6000_BUILTIN_INFQ): Likewise.
9514 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
9515 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
9516 (TARGET_FOLD_BUILTIN): New #define.
9517 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
9518 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
9519 (rs6000_fold_builtin): New target hook implementation, handling
9520 folding of 128-bit NaNs and infinities.
9521 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
9522 entries are filled in to avoid problems during bootstrap
9523 self-test; define builtins for 128-bit NaNs and infinities.
9524 (rs6000_opt_mask): Add entry for float128.
9525 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
9526 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
9527 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
9528 (const_str_type_node): New #define.
9529 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
9530 to a define_expand that dispatches to either copysign<mode>3_soft
9531 or copysign<mode>3_hard.
9532 (copysign<mode>3_hard): Rename from copysign<mode>3.
9533 (copysign<mode>3_soft): New define_insn.
9534 * doc/extend.texi: Document new builtins.
9536 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9538 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
9539 PRIu64 instead of lu.
9541 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
9544 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
9547 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9549 PR tree-optimization/71647
9550 * omp-low.c (lower_rec_input_clauses): Convert
9551 omp_clause_aligned_alignment (c) to size_type_node for the
9552 last argument of __builtin_assume_aligned.
9554 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
9556 * configure.ac (calling ___tls_get_addr via GOT): New
9557 assembler/linker check.
9558 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
9559 assembler and linker supports calling ___tls_get_addr via GOT.
9560 Otherise, defined to 0.
9561 * config.in: Regenerated.
9562 * configure: Likewise.
9563 * config/i386/constraints.md (Yb): New constraint.
9564 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
9565 (REG_CLASS_NAMES): Likewise.
9566 (REG_CLASS_CONTENTS): Likewise.
9567 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
9568 the b constraint with the Yb constraint. Call ___tls_get_addr
9569 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
9571 (*tls_local_dynamic_base_32_gnu): Likewise.
9572 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
9573 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
9574 (*tls_local_dynamic_base_64_<mode>): Likewise.
9576 2016-06-24 Martin Liska <mliska@suse.cz>
9578 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
9579 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
9581 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
9582 argument to true if the expected number of iterations is
9585 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
9587 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
9588 assemble for 32bit target.
9589 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
9590 and $ld_ix86_gld_32_opt to link for 32bit target.
9591 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
9592 * configure: Regenerate.
9594 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9596 * config/arm/arm.c (int_log2): Delete definition and prototype.
9597 (shift_op): Use exact_log2 instead of int_log2.
9598 (vfp3_const_double_for_fract_bits): Likewise.
9600 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9602 * internal-fn.c (expand_arith_set_overflow): New function.
9603 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
9605 (expand_arith_overflow_result_store): Likewise. Handle precision
9606 smaller than mode precision.
9607 * tree-vrp.c (extract_range_basic): For imag part, handle
9608 properly signed 1-bit precision result.
9609 * doc/extend.texi (__builtin_add_overflow): Document that last
9610 argument can't be pointer to enumerated or boolean type.
9611 (__builtin_add_overflow_p): Document that last argument can't
9612 have enumerated or boolean type.
9614 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9615 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9617 * config/rs6000/predicates.md (splat_input_operand): Rework.
9618 Don't allow constants, since the insns that use this predicate
9619 don't support constants. Constants are handled by other insns
9620 that are created via combine. During and after register
9621 allocation, only allow indexed or indirect addresses, and not
9622 general addresses. Only allow modes supported by the hardware.
9623 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
9624 comment. Move check for using VSPLTIS<x> to a common location,
9625 instead of doing it in two different places.
9627 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
9629 * config/i386/driver-i386.c (host_detect_local_cpu): Set
9630 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
9631 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
9632 signature_CENTAUR_ebx.
9634 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
9638 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
9639 (as_ix86_gas_32_opt): This.
9640 (ld_ix86_tls_ldm_opt): Renamed to ...
9641 (ld_ix86_gld_32_opt): This.
9642 (R_386_TLS_LDM reloc): Updated.
9643 (R_386_GOT32X reloc): New assembler/linker check.
9644 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
9645 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
9647 * config.in: Regenerated.
9648 * configure: Likewise.
9649 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
9650 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
9651 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
9652 if ix86_force_load_from_GOT_p returns true.
9653 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
9654 ix86_force_load_from_GOT_p returns true.
9655 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
9656 the external function address via the GOT slot.
9657 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
9658 HAVE_AS_IX86_GOT32X before returning false.
9659 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
9660 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
9662 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
9664 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
9666 2016-06-23 Andi Kleen <ak@linux.intel.com>
9668 * Makefile.in: Regenerate.
9669 * doc/install.texi: Document autoprofiledbootstrap.
9671 2016-06-23 Andi Kleen <ak@linux.intel.com>
9673 * config/i386/gcc-auto-profile: New file.
9675 2016-06-23 Martin Liska <mliska@suse.cz>
9678 * predict.c (predict_loops): Revert the hunk that was removed
9681 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
9683 * config.gcc: Add support for arm*-*-phoenix* targets.
9684 * config/arm/t-phoenix: New.
9685 * config/phoenix.h: New.
9687 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
9688 H.J. Lu <hongjiu.lu@intel.com>
9691 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
9692 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
9693 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
9694 ix86_force_load_from_GOT_p returns true.
9695 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
9696 ix86_force_load_from_GOT_p returns true.
9697 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
9698 ix86_force_load_from_GOT_p returns true.
9699 (ix86_expand_move): Load the external function address via the
9700 GOT slot if ix86_force_load_from_GOT_p returns true.
9701 * config/i386/predicates.md (x86_64_immediate_operand): Return
9702 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
9703 (x86_64_zext_immediate_operand): Ditto.
9705 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
9707 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
9709 2016-06-22 David Malcolm <dmalcolm@redhat.com>
9712 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
9713 * diagnostic.c (pedwarn_at_rich_loc): New function.
9714 * spellcheck.h (best_match::best_match): Add a
9715 "best_distance_so_far" optional parameter.
9716 (best_match::set_best_so_far): New method.
9717 (best_match::get_best_distance): New accessor.
9718 (best_match::get_best_candidate_length): New accessor.
9720 2016-06-22 Nick Clifton <nickc@redhat.com>
9722 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
9723 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
9724 modes are accepted as well.
9725 (ucompare_loc_descriptor): Likewise.
9726 (minmax_loc_descriptor): Likewise.
9727 (clz_loc_descriptor): Likewise.
9728 (popcount_loc_descriptor): Likewise.
9729 (bswap_loc_descriptor): Likewise.
9730 (rotate_loc_descriptor): Likewise.
9731 (mem_loc_descriptor): Likewise.
9732 (loc_descriptor): Likewise.
9734 2016-06-22 David Malcolm <dmalcolm@redhat.com>
9736 * common.opt (fdiagnostics-parseable-fixits): New option.
9737 * diagnostic.c: Include "selftest.h".
9738 (print_escaped_string): New function.
9739 (print_parseable_fixits): New function.
9740 (diagnostic_report_diagnostic): Call print_parseable_fixits.
9741 (selftest::assert_print_escaped_string): New function.
9742 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
9743 (selftest::test_print_escaped_string): New function.
9744 (selftest::test_print_parseable_fixits_none): New function.
9745 (selftest::test_print_parseable_fixits_insert): New function.
9746 (selftest::test_print_parseable_fixits_remove): New function.
9747 (selftest::test_print_parseable_fixits_replace): New function.
9748 (selftest::diagnostic_c_tests): New function.
9749 * diagnostic.h (struct diagnostic_context): Add field
9750 "parseable_fixits_p".
9751 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
9752 -fdiagnostics-parseable-fixits.
9753 (-fdiagnostics-parseable-fixits): New option.
9754 * opts.c (common_handle_option): Handle
9755 -fdiagnostics-parseable-fixits.
9756 * selftest-run-tests.c (selftest::run_tests): Call
9757 selftest::diagnostic_c_tests.
9758 * selftest.h (selftest::diagnostic_c_tests): New prototype.
9760 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
9762 PR tree-optimization/71488
9763 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
9764 comparison of boolean vectors.
9765 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
9766 of boolean vectors using bitwise operations.
9768 2016-06-22 Andreas Schwab <schwab@suse.de>
9770 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
9773 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
9775 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
9777 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
9779 * config/i386/i386.c (print_reg): Emit an error message on attempt to
9782 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9784 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
9785 * config/arm/arm-cores.def (cortex-a73): New entry.
9786 (cortex-a73.cortex-a35): Likewise.
9787 (cortex-a73.cortex-a53): Likewise.
9788 * config/arm/arm-tables.opt: Regenerate.
9789 * config/arm/arm-tune.md: Likewise.
9790 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
9791 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
9792 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
9793 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
9794 * doc/invoke.texi (ARM Options): Document cortex-a73,
9795 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
9797 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9799 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
9800 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
9801 (cortex-a73.cortex-a35): Likewise.
9802 (cortex-a73.cortex-a53): Likewise.
9803 * config/aarch64/aarch64-tune.md: Regenerate.
9804 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
9805 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
9808 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9810 * configure.ac (gcc_cv_as_compress_debug): Remove
9811 --compress-debug-sections as extra as switch.
9812 Handle gas --compress-debug-sections=type.
9813 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
9814 Handle gld --compress-debug-sections=type.
9815 * configure: Regenerate.
9817 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
9819 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
9821 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
9823 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
9824 (do_rewrite): likewise.
9826 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9828 * common/config/mep/mep-common.c: Remove.
9829 * config.gcc: Remove mep-* support.
9830 * config/mep/constraints.md: Remove.
9831 * config/mep/default.h: Remove.
9832 * config/mep/intrinsics.h: Remove.
9833 * config/mep/intrinsics.md: Remove.
9834 * config/mep/ivc2-template.h: Remove.
9835 * config/mep/mep-c5.cpu: Remove.
9836 * config/mep/mep-core.cpu: Remove.
9837 * config/mep/mep-default.cpu: Remove.
9838 * config/mep/mep-ext-cop.cpu: Remove.
9839 * config/mep/mep-intrin.h: Remove.
9840 * config/mep/mep-ivc2.cpu: Remove.
9841 * config/mep/mep-pragma.c: Remove.
9842 * config/mep/mep-protos.h: Remove.
9843 * config/mep/mep.c: Remove.
9844 * config/mep/mep.cpu: Remove.
9845 * config/mep/mep.h: Remove.
9846 * config/mep/mep.md: Remove.
9847 * config/mep/mep.opt: Remove.
9848 * config/mep/predicates.md: Remove.
9849 * config/mep/t-mep: Remove.
9850 * doc/install.texi: Remove mep-* documentation.
9851 * doc/md.texi: Likewise.
9853 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9855 * config.gcc: Remove support for avr-rtems.
9856 * config/avr/gen-avr-mmcu-specs.c: Likewise.
9857 * config/avr/rtems.h: Remove.
9858 * config/avr/t-rtems: Remove.
9860 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9862 * config.gcc: Remove m32r-rtems support.
9863 * config/m32r/rtems.h: Remove.
9865 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9867 * config.gcc: Remove h8300-rtems support.
9868 * config/h8300/rtems.h: Remove.
9869 * config/h8300/t-rtems: Remove.
9871 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9873 * config.gcc: Remove support for knetbsd.
9874 * configure.ac: Likewise.
9875 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
9876 * config/knetbsd-gnu.h: Remove.
9877 * configure: Regenerate.
9879 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9881 * config.gcc: Remove support for openbsd 2 and 3.
9882 * config/openbsd-oldgas.h: Remove.
9884 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9886 * config.gcc: Remove interix support.
9887 * config/i386/i386-interix.h: Remove.
9888 * config/i386/interix.opt: Remove.
9889 * config/i386/t-interix: Remove.
9890 * configure: Regenerate.
9891 * configure.ac: Remove interix support.
9892 * doc/install.texi: Remove interix documentation.
9894 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
9896 * config/rs6000/rs6000.h: Add conditional preprocessing directives
9897 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
9900 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9902 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
9903 they are both PLACEHOLDER_EXPRs.
9905 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9907 * stor-layout.c (layout_type): Move setting complex MODE to
9908 layout_type, instead of setting it ahead of time by the caller.
9909 * tree.c (build_complex_type): Likewise.
9911 2016-06-21 Martin Liska <mliska@suse.cz>
9913 * predict.c (force_edge_cold): Replace imposisble with
9916 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9918 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
9919 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
9921 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9923 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
9925 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
9926 Ilya Enkovich <ilya.enkovich@intel.com>
9929 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9930 New member function to convert V1TImode register to SUBREG
9931 TImode in debug insn.
9932 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
9933 after changing register mode to V1TImode.
9935 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
9937 * config/aarch64/aarch64-cores.def (vulcan): New core.
9938 * config/aarch64/aarch64-tune.md: Regenerate.
9939 * doc/invoke.texi: Document vulcan as an available option.
9941 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9943 * cse.c (canon_asm_operands): New function extracted from...
9944 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
9945 either standalone or member of a PARALLEL.
9947 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9950 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
9951 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
9952 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
9954 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9957 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
9958 constant addresses if can_create_pseudo_p.
9960 2016-06-21 Jakub Jelinek <jakub@redhat.com>
9962 PR tree-optimization/71588
9963 * tree-ssa-strlen.c (valid_builtin_call): New function.
9964 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
9967 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9970 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
9971 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
9972 for conversion of scalar user var to complex type and use the
9973 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
9976 PR rtl-optimization/71591
9977 * toplev.c (toplev::run_self_tests): If no_backend, complain and
9978 don't run any tests.
9980 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
9983 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
9984 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
9985 space for PIC with non-v32 and the common non-PIC "jump".
9987 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9990 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
9991 returned values and add UN*/LTGT/*ORDERED cases with values matching
9992 D operand modifier on vcmp for AVX.
9994 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9996 * config/aarch64/aarch64.opt
9997 (mpc-relative-literal-loads): Rename internal option name.
9998 * config/aarch64/aarch64.c
9999 (aarch64_nopcrelative_literal_loads): Rename to
10000 aarch64_pcrelative_literal_loads.
10001 (aarch64_expand_mov_immediate): Likewise.
10002 (aarch64_secondary_reload): Likewise.
10003 (aarch64_can_use_per_function_literal_pools_p): Likewise.
10004 (aarch64_override_options_after_change_1): Rename and simplify logic.
10005 (aarch64_classify_symbol): Merge large model checks into switch,
10006 remove pc-relative load check.
10008 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10010 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
10011 costs relative to the cost of a register move.
10013 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10015 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
10016 (vcvt_n_f64_u64): Likewise.
10017 (vcvt_n_s64_f64): Likewise.
10018 (vcvt_n_u64_f64): Likewise.
10019 (vcvt_f64_s64): Likewise.
10020 (vrecpe_f64): Likewise.
10021 (vcvt_f64_u64): Likewise.
10022 (vrecps_f64): Likewise.
10024 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10026 * config/aarch64/aarch64.md
10027 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
10029 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
10031 * config/aarch64/aarch64-builtins.c
10032 (aarch64_types_binop_uss_qualifiers): Delete.
10033 (TYPES_BINOP_USS): Likewise.
10034 (aarch64_types_binop_sus_qualifiers): Likewise.
10035 (TYPES_BINOP_SUS): Likewise.
10036 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
10037 (TYPES_FCVTIMM_SUS): Likewise.
10038 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
10040 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
10041 (fcvtzs): Use SHIFTIMM rather than BINOP.
10042 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
10044 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10046 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
10047 costs relative to the cost of a register move.
10049 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10051 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
10052 Allow scalar/single vector modes to be tieable.
10054 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10056 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
10058 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10060 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
10062 * tree.h (TYPE_ALIGN): Likewise.
10064 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10067 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
10069 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10071 * config/avr/avr.c (avr_print_operand): Fix "format not a string
10072 literal" build warnings.
10073 (avr_print_operand_address): Dito.
10075 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
10078 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
10079 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
10081 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
10083 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
10085 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
10088 * reload1.c (reload): Pass 0 to finish_spills when called because
10089 update_eliminables_and_spill returns true and remove did_spill.
10090 (finish_spills): Adjust comment and document GLOBAL parameter.
10092 2016-06-17 DJ Delorie <dj@redhat.com>
10095 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
10096 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
10097 (umulqihi3_virt): Likewise.
10098 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
10099 (umulqihi3_real): Likewise.
10101 2016-06-17 Martin Liska <mliska@suse.cz>
10103 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
10105 2016-06-17 Martin Liska <mliska@suse.cz>
10107 * predict.def: PRED_LOOP_EXIT from 92 to 85.
10109 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
10111 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
10113 (vaddq_f32): Likewise.
10114 (vmul_f32): Likewise.
10115 (vmulq_f32): Likewise.
10116 (vsub_f32): Likewise.
10117 (vsubq_f32): Likewise.
10119 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10121 PR tree-optimization/71347
10122 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
10123 cost for all uses in group.
10125 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10127 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
10128 insert gimple seq if it's not empty.
10130 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10132 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
10134 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
10135 rather than OFFSET.
10136 (comp_dr_with_seg_len_pair): Ditto.
10137 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
10138 struct dr_with_seg_len_pair against DR_OFFSET.
10139 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
10140 DR_OFFSET directly.
10142 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
10144 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
10146 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
10148 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
10149 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
10150 (pa_output_millicode_call): Likewise.
10151 (pa_output_call): Likewise.
10152 (pa_output_indirect_call): Likewise.
10153 (pa_asm_output_mi_thunk): Likewise.
10155 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10157 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
10159 2016-06-16 Martin Liska <mliska@suse.cz>
10161 * predict.c (combine_predictions_for_insn): When we find a first
10162 match predictor, we should consider just predictors with
10163 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
10164 DS theory predictor.
10165 (combine_predictions_for_bb): Likewise.
10167 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10169 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
10170 with base of reference to struct.
10172 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10174 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
10176 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10179 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
10180 progmem_swtable_section.
10181 (progmem_swtable_section): Remove.
10182 (avr_asm_function_rodata_section): Remove.
10183 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10184 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
10186 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
10188 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10189 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
10190 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
10191 signature_CENTAUR_ebx.
10192 * config/i386/i386.c (ix86_option_override_internal): Add
10193 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
10194 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
10195 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
10197 2016-06-16 Martin Liska <mliska@suse.cz>
10199 * predict.def: Add fortran loop preheader predictor.
10200 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
10201 fold IFN_BUILTIN_EXPECT with a known constant argument.
10203 2016-06-16 Martin Liska <mliska@suse.cz>
10205 * predict.def: Add 'Fortran' to display text of all
10206 PRED_FORTRAN_* predictors.
10208 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10211 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
10212 [IA64_BUILTIN_NANSQ]: Ditto.
10213 (ia64_fold_builtin): New function.
10214 (TARGET_FOLD_BUILTIN): New define.
10215 (ia64_init_builtins) Declare const_string_type node.
10216 Add __builtin_nanq and __builtin_nansq builtin functions.
10217 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
10219 2016-06-16 Nick Clifton <nickc@redhat.com>
10221 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
10222 MSP430_HWMULT_ prefix to enum values.
10223 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
10224 * config/msp430/msp430.c: Update use of enum values.
10225 * config/msp430/msp430.md: Likewise.
10226 * config/msp430/msp430.opt: Likewise.
10228 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
10230 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
10231 of comparsions in the last iteration.
10233 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10234 Joern Rennecke <joern.rennecke@embecosm.com>
10236 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
10238 (arc_needs_pcl_p): Add GOTOFFPC.
10239 (arc_legitimate_pic_addr_p): Likewise.
10240 (arc_output_pic_addr_const): Likewise.
10241 (arc_legitimize_pic_address): Generate a pc-relative address using
10243 (arc_output_libcall): Use @pcl syntax.
10244 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
10245 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
10246 (*movsi_insn): Use @pcl syntax.
10247 (doloop_begin_i): Likewise.
10249 2016-06-16 Martin Liska <mliska@suse.cz>
10251 * predict.def: Define a new predictor.
10253 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10255 * config/arc/arc.opt (mtp-regno): Update text.
10257 2016-06-16 Renlin Li <renlin.li@arm.com>
10259 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
10261 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10264 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
10265 (setcc + and peephole2): Likewise.
10267 PR rtl-optimization/71532
10268 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
10271 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
10273 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
10274 DImode constants with XXSPLTIB in vector registers.
10275 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
10276 vsx_extract_<mode>_internal{1,2} into a single insn that handles
10277 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
10278 extraction of the element at the top of the register as a scalar
10280 (vsx_extract_<mode>_internal1): Likewise.
10281 (vsx_extract_<mode>_internal2): Likewise.
10282 * config/rs6000/constraints.md (wi constraint): Remove a comment
10283 about DImode not being allowed in Altivec registers.
10284 (wB constraint): New constraint for constants that can be
10285 generated in Altivec registers with VSPLTISW/VUPKHSW.
10286 * config/rs6000/predicates.md (xxspltib_constant_split): Update
10288 (xxspltib_constant_nosplit): Likewise.
10289 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
10290 support for -mupper-regs-di to enable DImode to go into Altivec
10292 (POWERPC_MASKS): Likewise.
10293 (power7 cpu): Likewise.
10294 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
10295 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
10296 for DImode being allowed in Altivec registers. Update wi/wj
10297 constraints. Set scalar_in_vmx_p flag.
10298 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
10299 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
10300 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
10301 (rs6000_opt_masks): Add -mupper-regs-di.
10302 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
10303 direct move to use wi and not wj.
10304 (lfiwzx): Likewise.
10305 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
10307 (floatunssi<mode>2_lfiwzx_mem): Likewise.
10308 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
10309 any VSX register, instead of just Altivec registers, to allow
10310 either operand to be an Altivec register or both.
10311 (fixuns_trunc<mode>di2_fctiduz): Likewise.
10312 (movdi_internal32): Add support for -mupper-regs-di. Add support
10313 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
10314 the alternatives and attributes to be lined up to be easier to
10316 (movdi_internal64): Likewise.
10317 (64-bit DImode splitters): Change predicates to only split loading
10318 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
10319 load constants in ISA 3.0 or ISA 2.07 respectively.
10320 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10321 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
10322 mention -mcpu=power9 sets these options.
10323 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
10326 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10329 * config/avr/avr.c (avr_set_current_function): Warn misspelled
10330 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
10331 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
10332 by default to warn misspelled interrupt/ signal handler.
10333 * doc/invoke.texi (AVR Options): Document it. Update description
10334 for -nodevicelib option.
10336 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10338 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
10339 up parentheses. Use GET_MODE_UNIT_BITSIZE.
10340 (aarch64_<sur>shll2_n<mode>): Likewise.
10342 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
10344 PR middle-end/71529
10345 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
10346 DECL_CONTEXT for copied arguments.
10348 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10350 PR tree-optimization/71483
10351 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
10354 2016-06-15 Martin Liska <mliska@suse.cz>
10356 * predict.c (tree_predict_by_opcode): Call predict_edge_def
10357 instead of predict_edge w/o a probability.
10359 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10361 PR tree-optimization/71439
10362 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
10365 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10367 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
10368 register subregs in SET_SRC.
10370 2016-06-15 Richard Biener <rguenther@suse.de>
10372 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
10373 store restrictions.
10375 2016-06-15 Richard Biener <rguenther@suse.de>
10377 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
10378 not consider dependences between accesses that belong to the
10380 (vect_analyze_data_ref_dependences): Do not analyze read-read
10381 or self-dependences.
10383 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10385 * spellcheck-tree.c: Include spellcheck-tree.h rather than
10387 (find_closest_identifier): Reimplement in terms of
10388 best_match<tree,tree>.
10389 * spellcheck-tree.h: New file.
10390 * spellcheck.c (struct edit_distance_traits<const char *>): New
10392 (find_closest_string): Reimplement in terms of
10393 best_match<const char *, const char *>.
10394 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
10395 overload to spellcheck-tree.h.
10396 (find_closest_identifier): Likewise.
10397 (struct edit_distance_traits<T>): New template.
10398 (class best_match): New class.
10400 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10402 * selftest-run-tests.c (selftest::run_tests): Call
10403 selftest::spellcheck_tree_c_tests.
10404 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
10405 * spellcheck-tree.c: Include selftest.h and stringpool.h.
10406 (selftest::test_find_closest_identifier): New function.
10407 (selftest::spellcheck_tree_c_tests): New function.
10408 * spellcheck.c (selftest::test_find_closest_string): Verify that
10409 the order of the vec does not affect the results for this case.
10410 (selftest::test_data): New array.
10411 (selftest::test_metric_conditions): New function.
10412 (selftest::spellcheck_c_tests): Add a test of case-comparison.
10413 Call selftest::test_metric_conditions.
10415 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10417 * config/rs6000/rs6000-builtin.def (commentary): Typo.
10418 (BU_P9_MISC_1): Likewise.
10419 (BU_P9_64BIT_MISC_0): Likewise.
10420 (BU_P9_MISC_0): Likewise.
10422 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10424 * gcc-rich-location.c
10425 (gcc_rich_location::add_fixit_misspelled_id): New method.
10426 * gcc-rich-location.h
10427 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
10429 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
10431 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
10432 FreeBSD 11 and above.
10434 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
10436 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
10438 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10440 * expmed.h: Close parenthesis in "at your option" in copyright
10442 * lower-subreg.h: Likewise.
10444 2016-06-14 Richard Biener <rguenther@suse.de>
10446 PR middle-end/71526
10447 * genmatch.c (expr::gen_transform): Use in_type for comparisons
10450 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10452 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
10454 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
10455 mask+shift version.
10456 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
10458 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
10459 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
10461 2016-06-14 Richard Biener <rguenther@suse.de>
10463 PR tree-optimization/71522
10464 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
10465 copying into float copying.
10467 2016-06-14 Jakub Jelinek <jakub@redhat.com>
10469 PR tree-optimization/71520
10470 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
10471 (replace_block_by): Move user labels from bb1 to bb2.
10473 2016-06-14 Richard Biener <rguenther@suse.de>
10475 PR middle-end/71310
10477 * expr.h (get_bit_range): Declare.
10478 * expr.c (get_bit_range): Export.
10479 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
10480 word_mode again to constrain the bitfield access.
10482 2016-06-14 Richard Biener <rguenther@suse.de>
10484 PR tree-optimization/71521
10485 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
10486 division int_const_binop against zero divisor.
10488 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10490 * config/i386/i386.md (signbittf2): New expander.
10491 * config/i386/sse.md (ptesttf2): New insn pattern.
10493 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10496 * input.c (selftest::test_reading_source_line): Avoid reading from
10497 __FILE__ by creating a tempfile with known content and reading
10500 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10502 * pretty-print.c (assert_pp_format_colored): Skip the test if
10504 (test_pp_format): Remove comment about GCC_COLORS.
10506 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10508 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
10509 * pretty-print.c (assert_pp_format_va): Add location param and use
10510 it with ASSERT_STREQ_AT.
10511 (assert_pp_format): Add location param and pass it to
10512 assert_pp_format_va.
10513 (assert_pp_format_colored): Likewise.
10514 (ASSERT_PP_FORMAT_1): New.
10515 (ASSERT_PP_FORMAT_2): New.
10516 (ASSERT_PP_FORMAT_3): New.
10517 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
10518 explicitly, or implicitly via the above macros.
10519 * selftest.c (selftest::pass): Use a selftest::location rather
10520 than file and line.
10521 (selftest::fail): Likewise. Print the function name.
10522 (selftest::fail_formatted): Likewise.
10523 (selftest::assert_streq): Use a selftest::location rather than
10525 * selftest.h (selftest::location): New struct.
10526 (SELFTEST_LOCATION): New macro.
10527 (selftest::pass): Accept a const location & rather than file
10529 (selftest::fail): Likewise.
10530 (selftest::fail_formatted): Likewise.
10531 (selftest::assert_streq): Likewise.
10532 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
10533 (ASSERT_FALSE): Likewise.
10534 (ASSERT_EQ): Likewise.
10535 (ASSERT_NE): Likewise.
10536 (ASSERT_STREQ): Likewise.
10537 (ASSERT_PRED1): Likewise.
10538 (ASSERT_STREQ_AT): New macro.
10540 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10542 * selftest.c (selftest::fail_formatted): New function.
10543 (selftest::assert_streq): New function.
10544 * selftest.h (selftests::fail_formatted): New decl.
10545 (selftest::assert_streq): New decl.
10546 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
10548 2016-06-13 Jeff Law <law@redhat.com>
10550 PR tree-optimization/71403
10551 * tree-ssa-threadbackward.c
10552 (convert_and_register_jump_thread_path): No longer accept reference
10553 to path. Do not pop items off the path anymore.
10554 (fsm_find_control_statement_thread_paths): Do not allow threading
10555 to a deeper loop nest. Pop the last item off the path here rather
10556 than in convert_and_register_jump_thread_path.
10558 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10559 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
10561 [AArch64] Emit division using the Newton series
10563 * config/aarch64/aarch64-protos.h
10564 (cpu_approx_modes): Add new member "division".
10565 (aarch64_emit_approx_div): Declare new function.
10566 * config/aarch64/aarch64.c
10567 (generic_approx_modes): New member "division".
10568 (exynosm1_approx_modes): Likewise.
10569 (xgene1_approx_modes): Likewise.
10570 (aarch64_emit_approx_div): Define new function.
10571 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
10572 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
10573 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
10574 * doc/invoke.texi (-mlow-precision-div): Describe new option.
10576 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10577 Wilco Dijkstra <wilco.dijkstra@arm.com>
10579 [AArch64] Emit square root using the Newton series
10581 * config/aarch64/aarch64-protos.h
10582 (aarch64_emit_approx_rsqrt): Replace with new function
10583 "aarch64_emit_approx_sqrt".
10584 (cpu_approx_modes): New member "sqrt".
10585 * config/aarch64/aarch64.c
10586 (generic_approx_modes): New member "sqrt".
10587 (exynosm1_approx_modes): Likewise.
10588 (xgene1_approx_modes): Likewise.
10589 (aarch64_emit_approx_rsqrt): Replace with new function
10590 "aarch64_emit_approx_sqrt".
10591 (aarch64_override_options_after_change_1): Handle new option.
10592 * config/aarch64/aarch64-simd.md
10593 (rsqrt<mode>2): Use new function instead.
10594 (sqrt<mode>2): New expansion and insn definitions.
10595 * config/aarch64/aarch64.md: Likewise.
10596 * config/aarch64/aarch64.opt
10597 (mlow-precision-sqrt): Add new option description.
10598 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
10600 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10602 [AArch64] Add more choices for the reciprocal square root approximation
10604 Allow a target to prefer such operation depending on the operation mode.
10606 * config/aarch64/aarch64-protos.h
10607 (AARCH64_APPROX_MODE): New macro.
10608 (AARCH64_APPROX_{NONE,ALL}): Likewise.
10609 (cpu_approx_modes): New structure.
10610 (tune_params): New member "approx_modes".
10611 * config/aarch64/aarch64-tuning-flags.def
10612 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
10613 * config/aarch64/aarch64.c
10614 (generic_approx_modes): New core "cpu_approx_modes" structure.
10615 (exynosm1_approx_modes): Likewise.
10616 (xgene1_approx_modes): Likewise.
10617 (generic_tunings): New member "approx_modes".
10618 (cortexa35_tunings): Likewise.
10619 (cortexa53_tunings): Likewise.
10620 (cortexa57_tunings): Likewise.
10621 (cortexa72_tunings): Likewise.
10622 (exynosm1_tunings): Likewise.
10623 (thunderx_tunings): Likewise.
10624 (xgene1_tunings): Likewise.
10625 (use_rsqrt_p): New argument for the mode and use new member from
10627 (aarch64_builtin_reciprocal): Devise mode from builtin.
10628 (aarch64_optab_supported_p): New argument for the mode.
10629 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
10631 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
10633 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
10634 RS6000_BTM_MODULO flag into the set of flags that are considered
10635 to be part of the common configuration.
10637 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
10639 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
10640 difference unsigned.
10641 (vec_absdb): New macro for vector absolute difference unsigned
10643 (vec_absdh): New macro for vector absolute difference unsigned
10645 (vec_absdw): New macro for vector absolute difference unsigned word.
10646 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
10647 (vadu<mode>3): New insn.
10648 (*p9_vadu<mode>3): New insn.
10649 * config/rs6000/rs6000-builtin.def (vadub): New built-in
10651 (vaduh): New built-in definition.
10652 (vaduw): New built-in definition.
10653 (vadu): New overloaded built-in definition.
10654 (vadub): New overloaded built-in definition.
10655 (vaduh): New overloaded built-in definition.
10656 (vaduw): New overloaded built-in definition.
10657 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10658 overloaded vector absolute difference unsigned functions.
10659 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10660 the ISA 3.0 vector absolute difference unsigned built-in functions.
10662 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
10664 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
10665 update shared_lookup_references only once after changing operands.
10667 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
10669 PR middle-end/71373
10670 * tree-nested.c (convert_nonlocal_omp_clauses)
10671 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
10673 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
10674 * tree.def (CASE_LABEL_EXPR): Likewise.
10676 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10679 * input.c (test_builtins): Fix an assertion.
10681 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10683 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
10684 (paritysi2): Ditto.
10686 (isinf<mode>2): Ditto.
10688 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10690 * ggc-tests.c (test_finalization): Only test need_finalization_p
10691 for GCC_VERSION >= 4003.
10693 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10695 * config/s390/vecintrin.h: Fix file description in comment.
10697 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10699 * config/s390/s390-builtin-types.def: Change builtin type naming
10700 scheme to match builtin-types.def.
10702 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
10704 * fold-const.c (optimize_minmax_comparison): Remove.
10705 (fold_comparison): Remove call to the above.
10706 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
10707 New transformations.
10709 2016-06-13 Alan Hayward <alan.hayward@arm.com>
10711 PR tree-optimization/71416
10712 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
10715 2016-06-13 Martin Liska <mliska@suse.cz>
10717 * predict.c (enum predictor_reason): Prefix enum with REASON_.
10718 (combine_predictions_for_insn): Likewise.
10719 (prune_predictions_for_bb): Likewise.
10720 (combine_predictions_for_bb): Likewise.
10722 2016-06-13 Richard Biener <rguenther@suse.de>
10724 PR tree-optimization/71505
10725 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
10726 assert match comment.
10728 2016-06-13 Marek Polacek <polacek@redhat.com>
10730 PR middle-end/71476
10731 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
10732 gimplify_switch_expr.
10733 (warn_switch_unreachable_r): New function.
10735 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10738 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
10741 2016-06-13 Richard Biener <rguenther@suse.de>
10743 PR middle-end/64516
10744 * fold-const.c (fold_unary_loc): Preserve alignment when
10745 folding a VIEW_CONVERT_EXPR into a MEM_REF.
10747 2016-06-13 Martin Liska <mliska@suse.cz>
10750 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
10751 w/ -fsanitize=bounds.
10753 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
10755 * config/i386/i386.c (ix86_init_builtins): Calculate
10756 FLOAT128_FTYPE_CONST_STRING function type only once.
10757 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
10758 built-in functions are available for x86-32 and x86-64 targets.
10760 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
10763 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
10764 New primitive type.
10765 (FLOAT128_FTYPE_CONST_STRING): New function type.
10766 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
10767 [IX86_BUILTIN_NANSQ]: Ditto.
10768 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
10769 (ix86_init_builtin_types): Declare const_string_type_node.
10770 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
10772 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
10773 * doc/extend.texi (x86 Built-in Functions): Document
10774 __builtin_nanq and __builtin_nansq.
10776 2016-06-11 Jiong Wang <jiong.wang@arm.com>
10779 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
10780 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
10781 length for pop patterns.
10782 (arm_attr_length_push_multi): Update comments.
10783 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
10785 (*pop_multiple_with_writeback_and_return): Likewise.
10786 (*pop_multiple_with_return): Likewise.
10788 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
10790 PR middle-end/71310
10791 * fold-const.c (optimize_bit_field_compare): Don't try to use
10792 word_mode unconditionally for reading the bit field, look at
10793 DECL_BIT_FIELD_REPRESENTATIVE instead.
10795 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10797 PR middle-end/71478
10798 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
10799 vector integer type.
10801 2016-06-10 Jakub Jelinek <jakub@redhat.com>
10803 PR middle-end/71494
10804 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
10805 without LABEL_DECL, set *handled_ops_p to false instead of true.
10807 2016-06-10 Martin Sebor <msebor@redhat.com>
10810 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
10811 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
10812 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
10814 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
10815 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
10816 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
10817 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
10818 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
10819 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
10820 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
10821 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
10823 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10825 * config/arm/arm.h (pool_vector_label,
10826 return_used_this_function): Remove.
10828 2016-06-10 Jeff Law <law@redhat.com>
10830 PR tree-optimization/71335
10831 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
10832 zero length paths here.
10833 (convert_and_register_jump_thread_path): Remove hacks related to
10834 duplicated blocks in the jump thread path.
10835 (fsm_find_control_statement_thread_paths): Avoid putting the same
10836 block on the thread path twice, but ensure the thread path is
10837 unchanged from the caller's point of view.
10839 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10841 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
10842 * predict.def (PRED_LOOP_BRANCH): Remove.
10844 2016-06-10 David Malcolm <dmalcolm@redhat.com>
10846 * Makefile.in (OBJS): Add ggc-tests.o.
10847 (GTFILES): Add ggc-tests.c.
10848 * ggc-tests.c: New file.
10849 * selftest-run-tests.c (selftest::run_tests): Call
10850 selftest::ggc_tests_c_tests.
10851 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
10853 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
10855 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
10857 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
10860 * varasm.c (place_block_symbol): Adjust alignment for asan protected
10861 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
10863 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10865 * profile.c: Include cfgloop.h.
10866 (branch_prob): Compute estimated number of iterations.
10867 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
10868 recompute estimate number of iterations from profile.
10870 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10872 PR inline-asm/68843
10873 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
10874 must be grouped on top of stack. Don't force early clobber
10875 on ordinary reg outputs.
10877 2016-06-10 Richard Biener <rguenther@suse.de>
10879 * targhooks.c (default_builtin_vectorization_cost): Adjust
10880 vec_construct cost.
10882 2016-06-10 Richard Biener <rguenther@suse.de>
10884 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
10885 to fold the RHS to a constant if possible.
10887 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
10889 PR middle-end/71373
10890 * tree-nested.c (convert_nonlocal_omp_clauses)
10891 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
10892 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
10893 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
10895 * gimplify.c (gimplify_adjust_omp_clauses): Discard
10897 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
10899 * omp-low.c (scan_sharing_clauses): Don't expect
10900 OMP_CLAUSE__CACHE_.
10902 2016-06-10 Alan Hayward <alan.hayward@arm.com>
10904 PR tree-optimization/71407
10905 PR tree-optimization/71416
10906 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
10907 BIT_FIELD_REF type.
10909 2016-06-10 Richard Biener <rguenther@suse.de>
10911 PR middle-end/71477
10912 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
10914 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
10916 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
10918 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
10919 Jiong Wang <jiong.wang@arm.com>
10921 PR rtl-optimization/70751
10922 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
10923 spilled into memory.
10925 2016-06-09 Jonathan Yong <10walls@gmail.com>
10928 2015-09-21 Jonathan Yong <10walls@gmail.com>
10930 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
10931 sysroot/usr/lib/32api for additional win32 libraries,
10932 fixes failing Cygwin bootstrapping.
10934 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
10936 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
10939 2016-06-09 David Malcolm <dmalcolm@redhat.com>
10942 * pretty-print.c (pp_indent): Specify that %p is printed in a
10943 host-dependent manner.
10944 (test_pp_format): Remove the test for %p.
10946 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
10948 * config/mips/mips.c (mips_output_jump): Fix formatting.
10950 2016-06-09 Richard Biener <rguenther@suse.de>
10952 PR tree-optimization/71462
10953 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
10956 2016-06-09 Martin Liska <mliska@suse.cz>
10958 * predict.c (dump_prediction): Add new argument.
10959 (enum predictor_reason): New enum.
10960 (struct predictor_hash): New struct.
10961 (predictor_hash::hash): New function.
10962 (predictor_hash::equal): Likewise.
10963 (not_removed_prediction_p): New function.
10964 (prune_predictions_for_bb): Likewise.
10965 (combine_predictions_for_bb): Prune predictions.
10967 2016-06-09 Martin Liska <mliska@suse.cz>
10969 * predict.c (filter_predictions): New function.
10970 (remove_predictions_associated_with_edge): Use the filter
10972 (equal_edge_p): New function.
10974 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
10976 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
10977 Correct usage of @samp vs @option, add @samp where appropriate.
10978 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
10979 Add armv6s-m and document it, as it is no official ARM name.
10981 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10983 * ifcvt.c (struct noce_if_info): Add transform_name field.
10984 (noce_try_move): Set if_info->transform_name to the function name.
10985 (noce_try_ifelse_collapse): Likewise.
10986 (noce_try_store_flag): Likewise.
10987 (noce_try_inverse_constants): Likewise.
10988 (noce_try_store_flag_constants): Likewise.
10989 (noce_try_addcc): Likewise.
10990 (noce_try_store_flag_mask): Likewise.
10991 (noce_try_cmove): Likewise.
10992 (noce_try_cmove_arith): Likewise.
10993 (noce_try_minmax): Likewise.
10994 (noce_try_abs): Likewise.
10995 (noce_try_sign_mask): Likewise.
10996 (noce_try_bitop): Likewise.
10997 (noce_convert_multiple_sets): Likewise.
10998 (noce_process_if_block): Print if_info->transform_name to
10999 dump_file if transformation succeeded.
11001 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11003 * config/arm/cortex-a57.md (cortex_a57_alu):
11006 2016-06-08 Martin Sebor <msebor@redhat.com>
11007 Jakub Jelinek <jakub@redhat.com>
11011 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
11012 BUILT_IN_MUL_OVERFLOW_P): New builtins.
11013 * builtins.c: Include gimple-fold.h.
11014 (fold_builtin_arith_overflow): Handle
11015 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
11016 (fold_builtin_3): Likewise.
11017 * doc/extend.texi (Integer Overflow Builtins): Document
11018 __builtin_{add,sub,mul}_overflow_p.
11020 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
11022 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
11023 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
11025 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
11027 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
11028 Rewrite, looking one level down for records and arrays.
11030 2016-06-08 David Malcolm <dmalcolm@redhat.com>
11032 * pretty-print.c: Include "selftest.h".
11033 (pp_format): Fix comment.
11034 (identifier_to_locale): Likewise.
11035 (selftest::test_basic_printing): New function.
11036 (selftest::assert_pp_format): New function.
11037 (selftest::test_pp_format): New function.
11038 (selftest::pretty_print_c_tests): New function.
11039 * selftest-run-tests.c (selftest::run_tests): Call
11040 selftest::pretty_print_c_tests.
11041 * selftest.h (pretty_print_c_tests): New declaration.
11043 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11045 * invoke.texi (max-loop-headers-insns): Document.
11046 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
11047 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
11048 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
11050 2016-06-08 Richard Biener <rguenther@suse.de>
11052 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
11053 on strided SLP loads and fall back to scalar loads in case
11054 we can't chunk them.
11056 2016-06-08 Richard Biener <rguenther@suse.de>
11058 PR tree-optimization/71452
11059 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
11060 type used for the SSA rewrite has enough precision to cover
11061 the dynamic type of the location.
11063 2016-06-08 Jakub Jelinek <jakub@redhat.com>
11064 Richard Biener <rguenther@suse.de>
11067 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
11068 the same as DECL_P (base0) for indirect_base0. Use equality_code
11069 in one further place.
11071 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
11073 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
11074 to one word if the field is known to overlap other words.
11075 (extract_bit_field_1): Likewise.
11076 (store_split_bit_field): Remove compensating code.
11077 (extract_split_bit_field): Likewise.
11079 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
11083 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
11085 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11087 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
11089 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
11090 (arch64_addpv4sf): Delete.
11091 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
11092 "gen_aarch64_addpv4sf".
11093 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
11095 (vpadds_f32): Likewise.
11096 (vpaddq_f32): Likewise.
11097 (vpaddq_f64): Likewise.
11099 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11101 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
11103 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
11104 to VALLF. Rename to "fabd<mode>3".
11105 "*fabd_scalar<mode>3): Delete.
11106 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
11108 (vabdd_f64): Likewise.
11109 (vabd_f32): Likewise.
11110 (vabd_f64): Likewise.
11111 (vabdq_f32): Likewise.
11112 (vabdq_f64): Likewise.
11114 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11116 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
11118 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
11119 "aarch64_rsqrts<mode>".
11120 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
11121 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
11123 (vrsqrtsd_f64): Likewise.
11124 (vrsqrts_f32): Likewise.
11125 (vrsqrts_f64): Likewise.
11126 (vrsqrtsq_f32): Likewise.
11127 (vrsqrtsq_f64): Likewise.
11129 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11131 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
11133 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
11134 "aarch64_rsqrte<mode>".
11135 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
11136 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
11138 (vrsqrted_f64): Likewise.
11139 (vrsqrte_f32): Likewise.
11140 (vrsqrte_f64): Likewise.
11141 (vrsqrteq_f32): Likewise.
11142 (vrsqrteq_f64): Likewise.
11144 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11146 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
11148 (fcvtzs): Likewise.
11149 (fcvtzu): Likewise.
11150 * config/aarch64/aarch64-simd.md
11151 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
11152 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
11153 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
11155 (vcvt_n_f32_u32): Likewise.
11156 (vcvt_n_s32_f32): Likewise.
11157 (vcvt_n_u32_f32): Likewise.
11158 (vcvtq_n_f32_s32): Likewise.
11159 (vcvtq_n_f32_u32): Likewise.
11160 (vcvtq_n_f64_s64): Likewise.
11161 (vcvtq_n_f64_u64): Likewise.
11162 (vcvtq_n_s32_f32): Likewise.
11163 (vcvtq_n_s64_f64): Likewise.
11164 (vcvtq_n_u32_f32): Likewise.
11165 (vcvtq_n_u64_f64): Likewise.
11166 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
11167 (VSDQ_SDI): Likewise.
11168 (fcvt_target): Support V4DI, V4SI and V2SI.
11169 (FCVT_TARGET): Likewise.
11171 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11173 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
11174 (TYPES_BINOP_SUS): Likewise.
11175 (aarch64_simd_builtin_data): Update include file name.
11176 (aarch64_builtins): Likewise.
11177 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
11178 for conversion between scalar float-point and fixed-point.
11180 (fcvtzs): Likewise.
11181 (fcvtzu): Likewise.
11182 * config/aarch64/aarch64.md
11183 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
11184 pattern for conversion between scalar float to fixed-pointer.
11185 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
11186 (UNSPEC_FCVTZS): New UNSPEC enumeration.
11187 (UNSPEC_FCVTZU): Likewise.
11188 (UNSPEC_SCVTF): Likewise.
11189 (UNSPEC_UCVTF): Likewise.
11190 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
11192 (vcvtd_n_f64_u64): Likewise.
11193 (vcvtd_n_s64_f64): Likewise.
11194 (vcvtd_n_u64_f64): Likewise.
11195 (vcvtd_n_f32_s32): Likewise.
11196 (vcvts_n_f32_u32): Likewise.
11197 (vcvtd_n_s32_f32): Likewise.
11198 (vcvts_n_u32_f32): Likewise.
11199 * config/aarch64/iterators.md (fcvt_target): Support integer to float
11201 (FCVT_TARGET): Likewise.
11202 (FCVT_FIXED2F): New iterator.
11203 (FCVT_F2FIXED): Likewise.
11204 (fcvt_fixed_insn): New define_int_attr.
11206 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11208 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
11209 some statements was removed.
11211 2016-06-08 Alan Hayward <alan.hayward@arm.com>
11213 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
11214 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
11215 (vect_can_advance_ivs_p): likewise.
11216 (vect_update_ivs_after_vectorizer): likewise.
11217 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
11218 (vect_analyze_scalar_cycles_1): likewise.
11219 (vect_analyze_loop_operations): likewise.
11220 (report_vect_op): likewise.
11221 (vect_is_slp_reduction): likewise.
11222 (vect_is_simple_reduction): likewise.
11223 (get_initial_def_for_induction): likewise.
11224 (vect_transform_loop): likewise.
11225 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
11226 (vect_recog_sad_pattern): likewise.
11227 (vect_recog_widen_sum_pattern): likewise.
11228 (vect_recog_widening_pattern): likewise.
11229 (vect_recog_divmod_pattern): likewise.
11230 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
11231 (vect_analyze_slp_instance): likewise.
11232 (vect_transform_slp_perm_load): likewise.
11233 (vect_schedule_slp_instance): likewise.
11235 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11237 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
11238 (return_prediction): PRED_CONST_RETURN predict return as not taken.
11239 * predict.def (PRED_CONTINUE): Change hitrate 50->67
11240 (PRED_LOOP_BRANCH): Document predictor as broken.
11241 (PRED_LOOP_EXIT): Change hitrate 91->92.
11242 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
11243 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
11244 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
11245 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
11246 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
11247 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
11248 (PRED_CALL): Chane hitrate 71->67.
11249 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
11250 (PRED_GOTO): Document as unused right now.
11251 (PRED_CONST_RETURN): Change hitrate 67->69
11252 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
11253 (PRED_NULL_RETURN): Change hitrate 91->90.
11254 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
11255 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
11256 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
11258 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
11260 * config/rs6000/altivec.h: Add __builtin_vec_mul.
11261 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
11262 special case Altivec builtin.
11263 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
11264 VSX_BUILTIN_VEC_MUL (replaced with special case code).
11265 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11266 code for ALTIVEC_BUILTIN_VEC_MUL.
11267 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11268 for __builtin_vec_mul.
11270 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
11272 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
11275 2016-06-07 David Malcolm <dmalcolm@redhat.com>
11277 * spellcheck.c (selftest::test_find_closest_string): New function.
11278 (spellcheck_c_tests): Call the above.
11280 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11282 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
11284 2016-06-07 Jakub Jelinek <jakub@redhat.com>
11286 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
11287 Yv=Yv,C alternatives.
11289 2016-06-07 Richard Biener <rguenther@suse.de>
11292 * common.opt (ffast-math): Make Optimization.
11294 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
11295 Prachi Godbole <prachi.godbole@imgtec.com>
11297 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
11298 `fabs' and `fneg' type attributes.
11299 (p5600_fpu_fabs): Add `fmove' to the comment.
11301 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11303 * gimple.c: Include builtins.h
11304 (gimple_inexpensive_call_p): New function.
11305 * gimple.h (gimple_inexpensive_call_p): Declare.
11306 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
11307 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
11310 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
11312 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
11313 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
11314 warning_at_rich_loc, warning_n, pedwarn, permerror,
11315 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
11316 sorry, fatal_error, internal_error, internal_error_no_backtrace):
11319 2016-06-07 Richard Biener <rguenther@suse.de>
11321 PR tree-optimization/71428
11322 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
11323 BIT_FIELD_REF op vs. load.
11325 2016-06-07 Richard Biener <rguenther@suse.de>
11327 PR middle-end/71423
11328 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
11331 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11333 * config/pa/pa.md (call): Generate indirect long calls to non-local
11334 functions on TARGET_64BIT.
11335 (call_value): Likewise.
11337 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11339 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
11340 pattern and subsequent splitters.
11341 (call_val_reg_64bit_post_reload): Likewise.
11343 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11345 PR middle-end/71408
11346 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
11347 propagate_op_to_single_use.
11349 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11351 PR middle-end/71281
11352 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
11354 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
11356 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
11357 (enum x86_dirflag_state): New enum.
11358 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
11359 (machine_function): Remove needs_cld.
11360 (ix86_current_function_needs_cld): Remove.
11361 * config/i386/i386.c (ix86_set_func_type): Set
11362 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
11363 (ix86_expand_prologue): Do not emit CLD here.
11364 (ix86_dirflag_mode_needed): New function.
11365 (ix86_dirflag_mode_entry): Ditto.
11366 (ix86_mode_needed): Handle X86_DIRFLAG entity.
11367 (ix86_mode_after): Ditto.
11368 (ix86_mode_entry): Ditto.
11369 (ix86_mode_exit): Ditto.
11370 (ix86_emit_mode_set): Ditto.
11371 * config/i386/i386.md (strmov_singleop): Set
11372 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
11373 Do not set ix86_current_function_needs_cld.
11375 (strset_singleop): Ditto.
11377 (cmpstrnqi_nz_1): Ditto.
11378 (cmpstrnqi_1): Ditto.
11379 (strlenqi_1): Ditto.
11381 2016-06-06 Jakub Jelinek <jakub@redhat.com>
11383 PR tree-optimization/71259
11384 * tree-vect-slp.c (vect_get_constant_vectors): For
11385 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
11386 one for constant op, and use COND_EXPR for non-constant.
11388 2016-06-06 David Malcolm <dmalcolm@redhat.com>
11390 * Makefile.in (OBJS): Add function-tests.o,
11391 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
11392 selftest-run-tests.o.
11393 (OBJS-libcommon): Add selftest.o.
11394 (OBJS-libcommon-target): Add selftest.o.
11395 (all.internal): Add "selftest".
11396 (all.cross): Likewise.
11397 (selftest): New phony target.
11398 (s-selftest): New target.
11399 (selftest-gdb): New phony target.
11400 (COLLECT2_OBJS): Add selftest.o.
11401 * bitmap.c: Include "selftest.h".
11402 (selftest::test_gc_alloc): New function.
11403 (selftest::test_set_range): New function.
11404 (selftest::test_clear_bit_in_middle): New function.
11405 (selftest::test_copying): New function.
11406 (selftest::test_bitmap_single_bit_set_p): New function.
11407 (selftest::bitmap_c_tests): New function.
11408 * common.opt (fself-test): New.
11409 * diagnostic-show-locus.c: Include "selftest.h".
11410 (make_range): New function.
11411 (test_range_contains_point_for_single_point): New function.
11412 (test_range_contains_point_for_single_line): New function.
11413 (test_range_contains_point_for_multiple_lines): New function.
11414 (assert_eq): New function.
11415 (test_get_line_width_without_trailing_whitespace): New function.
11416 (selftest::diagnostic_show_locus_c_tests): New function.
11417 * et-forest.c: Include "selftest.h".
11418 (selftest::test_single_node): New function.
11419 (selftest::test_simple_tree): New function.
11420 (selftest::test_disconnected_nodes): New function.
11421 (selftest::et_forest_c_tests): New function.
11422 * fold-const.c: Include "selftest.h".
11423 (selftest::assert_binop_folds_to_const): New function.
11424 (selftest::assert_binop_folds_to_nonlvalue): New function.
11425 (selftest::test_arithmetic_folding): New function.
11426 (selftest::fold_const_c_tests): New function.
11427 * function-tests.c: New file.
11428 * gimple.c: Include "selftest.h".
11429 Include "gimple-pretty-print.h".
11430 (selftest::verify_gimple_pp): New function.
11431 (selftest::test_assign_single): New function.
11432 (selftest::test_assign_binop): New function.
11433 (selftest::test_nop_stmt): New function.
11434 (selftest::test_return_stmt): New function.
11435 (selftest::test_return_without_value): New function.
11436 (selftest::gimple_c_tests): New function.
11437 * hash-map-tests.c: New file.
11438 * hash-set-tests.c: New file.
11439 * input.c: Include "selftest.h".
11440 (selftest::assert_loceq): New function.
11441 (selftest::test_accessing_ordinary_linemaps): New function.
11442 (selftest::test_unknown_location): New function.
11443 (selftest::test_builtins): New function.
11444 (selftest::test_reading_source_line): New function.
11445 (selftest::input_c_tests): New function.
11446 * rtl-tests.c: New file.
11447 * selftest-run-tests.c: New file.
11448 * selftest.c: New file.
11449 * selftest.h: New file.
11450 * spellcheck.c: Include "selftest.h".
11451 (selftest::levenshtein_distance_unit_test_oneway): New function,
11452 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
11453 (selftest::levenshtein_distance_unit_test): Likewise.
11454 (selftest::spellcheck_c_tests): Likewise.
11455 * toplev.c: Include selftest.h.
11456 (toplev::run_self_tests): New.
11457 (toplev::main): Handle -fself-test.
11458 * toplev.h (toplev::run_self_tests): New.
11459 * tree.c: Include "selftest.h".
11460 (selftest::test_integer_constants): New function.
11461 (selftest::test_identifiers): New function.
11462 (selftest::test_labels): New function.
11463 (selftest::tree_c_tests): New function.
11464 * tree-cfg.c: Include "selftest.h".
11465 (selftest::push_fndecl): New function.
11466 (selftest::test_linear_chain): New function.
11467 (selftest::test_diamond): New function.
11468 (selftest::test_fully_connected): New function.
11469 (selftest::tree_cfg_c_tests): New function.
11470 * vec.c: Include "selftest.h".
11471 (selftest::safe_push_range): New function.
11472 (selftest::test_quick_push): New function.
11473 (selftest::test_safe_push): New function.
11474 (selftest::test_truncate): New function.
11475 (selftest::test_safe_grow_cleared): New function.
11476 (selftest::test_pop): New function.
11477 (selftest::test_safe_insert): New function.
11478 (selftest::test_ordered_remove): New function.
11479 (selftest::test_unordered_remove): New function.
11480 (selftest::test_block_remove): New function.
11481 (selftest::reverse_cmp): New function.
11482 (selftest::test_qsort): New function.
11483 (selftest::vec_c_tests): New function.c.
11484 * wide-int.cc: Include selftest.h and wide-int-print.h.
11485 (selftest::from_int <wide_int>): New function.
11486 (selftest::from_int <offset_int>): New function.
11487 (selftest::from_int <widest_int>): New function.
11488 (selftest::assert_deceq): New function.
11489 (selftest::assert_hexeq): New function.
11490 (selftest::test_printing <VALUE_TYPE>): New function template.
11491 (selftest::test_ops <VALUE_TYPE>): New function template.
11492 (selftest::test_comparisons <VALUE_TYPE>): New function template.
11493 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
11495 (selftest::wide_int_cc_tests): New function.
11497 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11499 PR middle-end/37780
11500 * ifcvt.c (noce_try_ifelse_collapse): New function.
11502 (noce_process_if_block): Call noce_try_ifelse_collapse.
11503 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
11504 (simplify_ternary_operation): Use the above to simplify
11505 conditional CLZ/CTZ expressions.
11507 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11509 PR middle-end/37780
11510 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
11511 define_insn_and_split.
11513 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11515 PR middle-end/37780
11516 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
11518 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
11521 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
11522 Implicitly clobber memory for basic asm with non-empty assembler
11523 string. Use targetm.md_asm_adjust also here.
11524 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
11525 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
11526 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
11527 non-empty assembler string.
11528 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
11529 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
11530 (decode_asm_operands): Handle basic asm in PARALLEL block.
11531 (extract_insn): Handle basic asm in PARALLEL block.
11532 * doc/extend.texi: Mention new behavior of basic asm.
11533 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
11534 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
11535 branch_needs_nop_p): Use asm_noperands.
11537 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
11539 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
11540 Include the M7 SPARC DFA scheduler.
11541 New attribute v3pipe.
11542 Annotate insns with v3pipe where appropriate.
11543 Define cpu_feature vis4.
11544 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
11545 Add (V8QI "8") to vbits.
11546 Add insns {add,sub}v8qi3
11547 Add insns ss{add,sub}v8qi3
11548 Add insns us{add,sub}{v8qi,v4hi}3
11549 Add insns {min,max}{v8qi,v4hi,v2si}3
11550 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
11551 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
11552 * config/sparc/niagara4.md: Add a comment explaining the
11553 discrepancy between the documented latenty numbers and the
11555 * config/sparc/niagara7.md: New file.
11556 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
11557 supports SPARC5 and VIS 4.0 instructions.
11558 * configure: Regenerate.
11559 * config.in: Likewise.
11560 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
11561 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
11562 TARGET_CPU_niagara7.
11563 (ASM_CPU64_DEFAULT_SPEC): Likewise.
11564 (CPP_CPU_SPEC): Handle niagara7.
11565 (ASM_CPU_SPEC): Likewise.
11566 * config/sparc/sparc-opts.h (processor_type): Add
11567 PROCESSOR_NIAGARA7.
11568 (mvis4): New option.
11569 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
11570 (AS_NIAGARA7_FLAG): Define.
11571 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
11572 (CPP_CPU64_DEFAULT_SPEC): Likewise.
11573 (CPP_CPU_SPEC): Handle niagara7.
11574 (ASM_CPU_SPEC): Likewise.
11575 * config/sparc/sparc.c (niagara7_costs): Define.
11576 (sparc_option_override): Handle niagara7 and adjust cache-related
11577 parameters with better values for niagara cpus. Also support VIS4.
11578 (sparc32_initialize_trampoline): Likewise.
11579 (sparc_use_sched_lookahead): Likewise.
11580 (sparc_issue_rate): Likewise.
11581 (sparc_register_move_cost): Likewise.
11582 (dump_target_flag_bits): Support VIS4.
11583 (sparc_vis_init_builtins): Likewise.
11584 (sparc_builtins): Likewise.
11585 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
11587 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
11589 * config/sparc/sparc.opt (sparc_processor_type): New value
11591 * config/sparc/visintrin.h (__attribute__): Prototypes for the
11593 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
11595 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
11598 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
11600 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
11602 2016-06-06 Richard Biener <rguenther@suse.de>
11604 PR tree-optimization/71398
11605 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
11608 2016-06-05 James Bowman <james.bowman@ftdichip.com>
11610 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
11611 ft32_expand_prolog, ft32_expand_epilogue):
11612 Handle pretend_args.
11613 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
11614 * config/ft32/ft32.md: Add pretend_returner.
11616 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
11619 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
11620 Copy op1 RTX to avoid invalid sharing.
11621 (ix86_expand_vector_move_misalign): Ditto.
11623 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
11625 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
11628 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
11630 * predict.c (predicted_by_loop_heuristics_p): New function.
11631 (predict_iv_comparison): Use it.
11632 (predict_loops): Walk from innermost loops; do not predict edges
11633 leaving multiple loops multiple times; implement
11634 PRED_LOOP_ITERATIONS_MAX heuristics.
11635 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
11637 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
11639 * cfg.c (check_bb_profile): Do not report mismatched profiles when
11640 only edges out of BB are EH edges.
11642 2016-06-04 Martin Sebor <msebor@redhat.com>
11643 Marcin Baczyński <marbacz@gmail.com>
11646 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
11647 a void expression in a void function.
11649 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
11651 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
11652 aux; dump reasons of decisions.
11653 (should_duplicate_loop_header_p): Likewise.
11654 (do_while_loop_p): Likewise.
11655 (ch_base::copy_headers): Dump asi num insns duplicated.
11657 2016-06-04 Jakub Jelinek <jakub@redhat.com>
11659 PR tree-optimization/71405
11660 * tree-ssa.c (execute_update_addresses_taken): For clobber with
11661 incompatible type, build a new clobber with the right type instead
11662 of building a VIEW_CONVERT_EXPR around it.
11664 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
11666 PR tree-optimization/52171
11667 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
11668 by_pieces_ninsns instead of move_by_pieces_ninsns.
11670 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
11672 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
11673 for reg+reg addressing mode.
11675 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11677 * rs6000-c.c (c/c-tree.h): Add #include.
11678 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
11679 in C++ when found in the base position of vec_ld or vec_st.
11681 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
11683 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
11684 use of profile unless profile status is PROFILE_READ.
11685 * profile.c (compute_branch_probabilities): Set profile status
11686 only after reporting predictor hitrates.
11688 2016-06-03 Joseph Myers <joseph@codesourcery.com>
11692 * common.opt (ffp-int-builtin-inexact): New option.
11693 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
11694 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
11695 (ceil@var{m}2): Document dependence on this option.
11696 * ipa-inline-transform.c (inline_call): Handle
11697 flag_fp_int_builtin_inexact.
11698 * ipa-inline.c (can_inline_edge_p): Likewise.
11699 * config/i386/i386.md (rintxf2): Do not test
11700 flag_unsafe_math_optimizations.
11701 (rint<mode>2_frndint): New define_insn.
11702 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
11703 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
11704 for 387 instead of extending and truncating.
11705 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
11706 !flag_trapping_math instead of flag_unsafe_math_optimizations.
11707 Change to frndint<mode>2_<rounding>.
11708 (frndintxf2_<rounding>_i387): Likewise. Change to
11709 frndint<mode>2_<rounding>_i387.
11710 (<rounding_insn>xf2): Likewise.
11711 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
11712 !flag_trapping_math instead of flag_unsafe_math_optimizations for
11713 x87. Test TARGET_ROUND || !flag_trapping_math ||
11714 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
11715 SSE. Use ROUND_NO_EXC in constant operand of
11716 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
11717 for 387 instead of extending and truncating.
11719 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
11720 Julia Koval <julia.koval@intel.com>
11732 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
11733 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
11734 all registers, except for function return registers if there are
11735 no caller-saved registers.
11736 (ix86_set_func_type): New function.
11737 (ix86_set_current_function): Call ix86_set_func_type to set
11738 no_caller_saved_registers and func_type. Call reinit_regs if
11739 caller-saved registers are changed. Don't allow MPX, SSE, MMX
11740 nor x87 instructions in interrupt handler nor function with
11741 no_caller_saved_registers attribute.
11742 (ix86_function_ok_for_sibcall): Return false if there are no
11743 caller-saved registers.
11744 (type_natural_mode): Don't warn ABI change for MMX in interrupt
11746 (ix86_function_arg_advance): Skip for callee in interrupt handler.
11747 (ix86_function_arg): Return special arguments in interrupt handler.
11748 (ix86_promote_function_mode): Promote pointer to word_mode only
11749 for normal functions.
11750 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
11752 (ix86_epilogue_uses): New function.
11753 (ix86_hard_regno_scratch_ok): Likewise.
11754 (ix86_save_reg): Preserve all registers in interrupt handler
11755 after reload. Preserve all registers, except for function return
11756 registers, if there are no caller-saved registers after reload.
11757 (find_drap_reg): Always use callee-saved register if there are
11758 no caller-saved registers.
11759 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
11760 for interrupt handler.
11761 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
11762 Emit cld instruction if stringops are used in interrupt handler
11763 or interrupt handler isn't a leaf function.
11764 (ix86_expand_epilogue): Generate interrupt return for interrupt
11765 handler and pop the 'ERROR_CODE' off the stack before interrupt
11766 return in exception handler.
11767 (ix86_expand_call): Disallow calling interrupt handler directly.
11768 If there are no caller-saved registers, mark all registers that
11769 are clobbered by the call which returns as clobbered.
11770 (ix86_handle_no_caller_saved_registers_attribute): New function.
11771 (ix86_handle_interrupt_attribute): Likewise.
11772 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
11774 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
11775 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
11776 accumulation in interrupt function if stack may be realigned to
11778 (EPILOGUE_USES): New.
11779 (function_type): New enum.
11780 (machine_function): Add func_type and no_caller_saved_registers.
11781 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
11782 (interrupt_return): New pattern.
11783 * doc/extend.texi: Document x86 interrupt and
11784 no_caller_saved_registers attributes.
11786 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
11788 PR tree-optimization/52171
11789 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
11790 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
11791 Look for constant strings. Move some code to emit_block_cmp_hints
11793 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
11794 * defaults.h (COMPARE_MAX_PIECES): New macro.
11795 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
11796 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
11797 (clear_by_pieces_1): Don't declare. Move definition before use.
11798 (can_do_by_pieces): New static function.
11799 (can_move_by_pieces): Use it. Return bool.
11800 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
11801 OP. All callers changed. Handle COMPARE_BY_PIECES.
11802 (class pieces_addr); New.
11803 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
11804 pieces_addr::adjust, pieces_addr::increment_address,
11805 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
11807 (class op_by_pieces_d): New.
11808 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
11810 (class move_by_pieces_d, class compare_by_pieces_d,
11811 class store_by_pieces_d): New subclasses of op_by_pieces_d.
11812 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
11813 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
11814 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
11815 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
11816 compare_by_pieces_d::finish_mode): New member functions.
11817 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
11819 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
11820 (emit_block_cmp_hints): New function.
11821 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
11822 use the newly defined classes.
11823 * expr.h (by_pieces_constfn): New typedef.
11824 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
11825 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
11826 (move_by_pieces_ninsns): Don't declare.
11827 (can_move_by_pieces): Change return value to bool.
11828 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
11829 (compare_by_pieces_branch_ratio): New hook.
11830 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
11831 (by_pieces_ninsns): Declare.
11832 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
11834 (default_compare_by_pieces_branch_ratio): New function.
11835 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
11836 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
11837 * doc/tm.texi: Regenerate.
11838 * tree-ssa-strlen.c: Include "builtins.h".
11839 (handle_builtin_memcmp): New static function.
11840 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
11841 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
11843 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11845 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
11846 relevant stmts which are simple and invariant.
11847 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
11848 instead of simple and invariant
11850 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11852 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
11853 (vectorizable_reduction): Check for new relevant state.
11854 (vectorizable_live_operation): vectorize live stmts using
11855 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
11856 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
11857 (vect_stmt_relevant_p): Check for stmts which are only used live.
11858 (process_use): Use of a stmt does not inherit it's live value.
11859 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
11860 (vect_analyze_stmt): Check for new relevant state.
11861 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
11862 outside the loop, but not inside it.
11864 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11866 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
11867 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
11868 (vect_get_vec_def_for_operand): Split out code.
11870 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
11872 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
11874 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11876 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
11878 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11880 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
11882 2016-06-03 Jakub Jelinek <jakub@redhat.com>
11884 PR middle-end/71387
11885 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
11886 to noreturn e->callee->decl that has void return type and void
11887 arguments, adjust gimple_call_fntype and remove lhs even if it had
11888 previously addressable type.
11890 2016-06-02 Jeff Law <law@redhat.com>
11892 PR tree-optimization/71328
11893 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
11894 error when checking for a jump back onto the copied path.
11896 2016-06-02 David Malcolm <dmalcolm@redhat.com>
11898 * config/microblaze/microblaze.c (get_branch_target): Add return
11899 NULL_RTX for the non-CALL_P case.
11900 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
11901 (insert_wic): Remove unused local "j".
11903 2016-06-02 Martin Liska <mliska@suse.cz>
11905 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
11907 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
11908 Julia Koval <julia.koval@intel.com>
11910 * function.c (assign_parm_setup_stack): Force source into a
11911 register if needed.
11912 * target.def (function_incoming_arg): Update documentation to
11913 allow arbitrary address computation based on hard register.
11914 * doc/tm.texi: Regenerated.
11916 2016-06-02 Martin Liska <mliska@suse.cz>
11918 * predict.c (combine_predictions_for_bb): Fix first match in
11919 cases where a first predictor contains more than one occurence
11920 in list of predictors. Take the best value in such case.
11922 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11924 PR rtl-optimization/71295
11925 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
11926 offset would go over the size of the inner mode reject it.
11928 2016-06-02 Jakub Jelinek <jakub@redhat.com>
11930 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
11931 x=x,x and v=v,m instead of x=x,m.
11933 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
11934 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
11935 alternative to v=rm,C.
11937 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
11938 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
11939 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
11940 instead of vex for the last two above mentioned alternatives.
11942 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11945 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
11947 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
11949 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
11951 2016-06-01 David Malcolm <dmalcolm@redhat.com>
11953 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
11954 from int to unsigned.
11956 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11958 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
11959 alternatives, eliminating preferred register class. Add support
11960 for the MTVSRDD instruction in ISA 3.0.
11961 (vsx_splat_v4si_internal): Use splat_input_operand instead of
11962 reg_or_indexed_operand.
11963 (vsx_splat_v4sf_internal): Likewise.
11965 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11968 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
11969 for loading up all 0's or all 1's.
11971 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
11973 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
11975 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
11977 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
11979 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
11980 * gcc.c (set_source_date_epoch_envvar): New function, sets
11981 the SOURCE_DATE_EPOCH environment variable to the current time.
11983 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11985 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
11986 the factor for live Phi nodes.
11988 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11990 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
11991 * tree-parloops.c (parallelize_loops): likewise.
11992 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
11993 tree_unswitch_outer_loop): likewise.
11995 2016-06-01 Jakub Jelinek <jakub@redhat.com>
11997 PR middle-end/71371
11998 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
11999 around creation of the temporary.
12001 2016-06-01 Richard Biener <rguenther@suse.de>
12003 PR tree-optimization/71366
12004 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
12005 (unloop_loops): Move removing edges here ...
12006 (try_unroll_loop_completely): ... from here.
12007 (try_peel_loop): ... and here.
12008 (tree_unroll_loops_completely_1): Track parent loops via
12009 bitmap of header BBs.
12010 (tree_unroll_loops_completely): Adjust for that.
12012 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
12014 * config/rs6000/altivec.h (vec_slv): New macro.
12015 (vec_srv): New macro.
12016 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
12017 (UNSPEC_VSRV): New value.
12020 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
12021 (vsrv): New builtin definition.
12022 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
12023 define argument types for new builtin.
12024 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
12026 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
12029 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
12030 Jocelyn Mayer <l_indien@magic.fr>
12033 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
12034 detect processor family for signature_CENTAUR_ebx.
12035 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
12036 signature_CENTAUR_ebx.
12037 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
12038 <default>: Pass x86-64 for has_longmode.
12040 2016-06-01 Nathan Sidwell <nathan@acm.org>
12042 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
12045 2016-06-01 Richard Biener <rguenther@suse.de>
12047 PR tree-optimization/71261
12048 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
12049 of stmts successfully put in the bool pattern. Remove
12050 single-use restriction.
12051 (adjust_bool_pattern_cast): Add cast at the use site via the
12052 pattern def sequence.
12053 (adjust_bool_pattern): Remove recursion, maintain a hash-map
12054 of patterned defs. Use the pattern def seqence instead of
12055 multiple independent patterns.
12056 (sort_after_uid): New qsort compare function.
12057 (adjust_bool_stmts): New function to process stmts in the bool
12058 pattern in IL order.
12059 (vect_recog_bool_pattern): Adjust.
12060 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
12061 (ifcvt_walk_pattern_tree): Likewise.
12062 (stmt_is_root_of_bool_pattern): Likewise.
12063 (ifcvt_repair_bool_pattern): Likewise.
12064 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
12066 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12068 * loop-unroll.c (decide_unroll_constant_iterations,
12069 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
12070 likely upper bounds.
12071 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
12073 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
12075 * tree-core.h (enum omp_clause_code): Remove
12076 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
12078 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12080 * config/arm/sync.md (arm_store_exclusive<mode>):
12081 Use 'H' output modifier on operands[2] rather than creating a new
12082 entry in out-of-bounds memory of the operands array.
12083 (arm_store_release_exclusivedi): Likewise.
12085 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12087 * config/arm/arm.c (arm_fusion_enabled_p): New function.
12088 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
12089 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
12090 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12092 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12094 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
12095 into account live statements for mask producers.
12097 2016-06-01 Richard Biener <rguenther@suse.de>
12099 PR tree-optimization/71311
12100 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
12101 restrict to non-INTEGER_CST @0.
12103 2016-06-01 Richard Biener <rguenther@suse.de>
12105 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
12106 (relational patterns): Use :c to avoid pattern duplications.
12108 2016-06-01 Richard Biener <rguenther@suse.de>
12110 * genmatch.c (comparison_code_p): New predicate.
12111 (swap_tree_comparison): New function.
12112 (commutate): Add for_vec parameter to append new for entries.
12113 Support commutating relational operators by swapping it alongside
12115 (lower_commutative): Adjust.
12116 (dt_simplify::gen): Do not pass artificial operators to gen
12118 (decision_tree::gen): Do not add artificial operators as parameters.
12119 (parser::parse_expr): Verify operator commutativity when :c is
12120 applied. Allow :C to override this.
12121 * match.pd: Adjust patterns to use :C instead of :c where required.
12123 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
12125 PR tree-optimization/71077
12126 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
12127 the combining step, use boolean_false_node and boolean_true_node
12128 as the designated false/true return values.
12130 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12132 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
12133 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
12134 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
12137 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12139 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
12140 of flags impliying the register renaming.
12141 * toplev.c (process_options): Do not imply flag_rename_registers with
12144 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12146 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
12147 default implementation.
12149 2016-05-31 Nathan Sidwell <nathan@acm.org>
12151 * dwarf2out.c (cur_line_info_table): Add GTY marker.
12153 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12155 * config/sh/constraints.md (b): Remove constraint.
12156 * config/sh/predicates.md (arith_reg_operand): Remove
12158 * config/sh/sh-modes.def (PDI): Remove.
12159 * config/sh/sh.c (sh_target_reg_class,
12160 sh_optimize_target_register_callee_saved): Remove functions.
12161 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
12162 (sh_expand_epilogue): Update comment.
12163 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
12164 sh_secondary_reload): Remove TARGET_REGS related code.
12165 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
12166 TARGET_REGISTER_P): Remove macros.
12167 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
12168 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
12169 TR1_REG, TR2_REG): Remove constants.
12170 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
12172 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12174 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
12175 define_expand patterns.
12176 (adddi3_compact): Rename to adddi3.
12177 (subdi3_compact): Rename to subdi3.
12178 (*negdi2): Rename to negdi2.
12179 (*abs<mode>2): Rename to abs<mode>2.
12181 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12183 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
12184 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
12185 (atomic_sub_fetchsi): ... this new pattern.
12186 (mvtc): Add CC_REG clobber.
12188 2016-05-31 Marek Polacek <polacek@redhat.com>
12190 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
12192 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12194 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
12195 aarch64_fusion_enabled_p to check for fusion capabilities.
12197 2016-05-31 Richard Biener <rguenther@suse.de>
12199 PR tree-optimization/71352
12200 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
12201 minus one and a negate.
12203 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12205 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
12206 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
12208 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
12209 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
12210 Remove use of aarch64_simd_attr_length_move, set length attribute
12212 (*aarch64_be_movoi): Likewise.
12213 (*aarch64_be_movci): Likewise.
12214 (*aarch64_be_movxi): Likewise.
12216 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12218 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
12219 It no longer does that.
12220 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
12222 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
12224 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
12225 attribute __unused__.
12227 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
12229 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
12230 * config/arm/arm.c (arm_arch_thumb1): Define.
12231 (arm_option_override): Initialize arm_arch_thumb1.
12232 * config/arm/arm.h (arm_arch_thumb1): Declare.
12233 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
12234 support Thumb-1 ISA.
12236 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
12239 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
12240 `Yv' for scalar operand.
12242 2016-05-31 Tom de Vries <tom@codesourcery.com>
12244 PR tree-optimization/69068
12245 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
12246 phis with more than two args.
12248 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
12250 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
12251 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
12254 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
12256 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
12258 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12260 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
12261 cpu_32, cpu_64, tune_32 and tune_64.
12262 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
12264 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
12266 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
12268 2016-05-30 Andi Kleen <ak@linux.intel.com>
12270 * auto-profile.c (read_profile): Replace asserts with errors
12271 when file does not exist.
12272 * gcov-io.c (gcov_read_words): Dito.
12274 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12276 * tree-cfg.c (print_loop): Print likely upper bounds.
12278 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12280 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
12281 * opts.c (default_options): Enable peel loops at -O3.
12282 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
12283 (try_peel_loop): Do not re-peel already peeled loops;
12284 use likely upper bounds; fix profile updating.
12285 (pass_complete_unroll::execute): Initialize peeled_loops.
12287 2016-05-30 Martin Liska <mliska@suse.cz>
12289 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
12290 computed costs by frequency of BB they belong to.
12291 (get_scaled_computation_cost_at): New function.
12293 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
12294 Marc Glisse <marc.glisse@inria.fr>
12296 PR tree-optimization/71289
12297 * match.pd (-1 / B < A, A > -1 / B): New transformations.
12299 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12301 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
12303 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12305 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
12306 for peeled copies; avoid underflow when updating estimates; correctly
12307 scale loop profile.
12309 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12311 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
12312 r236875. Corrected oe3 to oe2 as obvious.
12314 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12316 PR middle-end/71269
12317 PR middle-end/71252
12318 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
12319 that inserted stmt will not dominate stmts that defines its operand.
12320 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
12321 (rewrite_expr_tree_parallel): Likewise.
12323 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12325 PR middle-end/71252
12326 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
12327 all fields including stmt_to_insert are swapped.
12329 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12331 * predict.h (force_edge_cold): Declare.
12332 * predict.c (force_edge_cold): New function.
12333 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
12335 (canonicalize_loop_induction_variables): Fix formating.
12337 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
12339 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
12340 (visium_expand_copysign): Use gen_int_mode directly.
12341 (visium_compute_frame_size): Minor tweaks.
12343 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12345 * tree-vect-loop.c (vect_analyze_loop_2): Use
12346 likely_max_stmt_executions_int.
12348 2016-05-30 Tom de Vries <tom@codesourcery.com>
12350 PR tree-optimization/69067
12351 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
12353 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
12356 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
12357 New peepholes to remove unneeded fild/fistp pairs.
12358 (define_peephole2 atomic_loaddi_fpu): Ditto.
12360 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12362 * predict.c (maybe_hot_frequency_p): Avoid division.
12364 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12366 * doc/install.texi: Use https for shop.fsf.org.
12368 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12370 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
12371 likely_max_stmt_executions_int.
12373 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12375 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
12376 likely_max_stmt_executions_int.
12378 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12380 * profile.c (compute_branch_probabilities): Do not report hitrates
12382 (branch_prob): Report hitrates here.
12383 * predict.c (gimple_predict_edge): Do not assert profile status;
12384 fix formatting issues.
12386 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12388 * predict.c (edge_predicted_by_p): New function.
12389 (predict_paths_for_bb): Do not put multiple predictions of the same type
12392 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12394 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
12397 2016-05-28 Alan Modra <amodra@gmail.com>
12399 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
12401 2016-05-28 Alan Modra <amodra@gmail.com>
12403 PR rtl-optimization/71275
12404 * ira.c (ira): Free dominance info.
12406 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
12408 * doc/sourcebuild.texi: New address for upstream Go repository.
12410 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
12412 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
12413 (TARGET_ARM_V7M): Likewise.
12415 2016-05-26 Jeff Law <law@redhat.com>
12417 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
12418 (thread_across_edge): Remove calls to find_jump_threads_backwards.
12419 * passes.def: Add jump threading passes before DOM/VRP.
12420 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
12421 argument to a basic block from an edge. Remove tests which are
12423 (pass_data_thread_jumps, class pass_thread_jumps): New.
12424 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
12425 (make_pass_thread_jumps): Likewise.
12426 * tree-pass.h (make_pass_thread_jumps): Declare.
12428 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
12430 * config/visium/visium-protos.h (split_double_move): Rename into...
12431 (visium_split_double_move): ...this.
12432 (visium_split_double_add): Declare.
12433 * config/visium/visium.c (split_double_move): Rename into...
12434 (visium_split_double_move): ...this.
12435 (visium_split_double_add): New function.
12436 (visium_expand_copysign): Renumber operands for consistency.
12437 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
12438 (DFmode move splitter): Likewise.
12439 (*addi3_insn): Split by means of visium_split_double_add.
12440 (*adddi3_insn_flags): Delete.
12441 (*plus_plus_sltu<subst_arith>): New insn.
12442 (*subdi3_insn): Split by means of visium_split_double_add.
12443 (subdi3_insn_flags): Delete.
12444 (*minus_minus_sltu<subst_arith>): New insn.
12445 (*negdi2_insn): Split by means of visium_split_double_add.
12446 (*negdi2_insn_flags): Delete.
12448 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
12450 * configure.ac: Treat a --with-headers option without argument
12451 the same as the default (i.e. consult sys-include directory).
12452 * configure: Regenerate.
12454 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12456 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
12457 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
12459 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
12460 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12462 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12465 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
12466 tree-stdarg analysis results.
12467 (aarch64_setup_incoming_varargs): Likewise.
12469 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12471 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
12472 va_list_gpr_counter_field and va_list_fpr_counter_field.
12474 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
12477 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
12478 * config/aarch64/aarch64.c
12479 (aarch64_cannot_change_mode_class): Remove function.
12480 * config/aarch64/aarch64-protos.h
12481 (aarch64_cannot_change_mode_class): Remove.
12483 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12485 * cfgloop.c (record_niter_bound): Record likely upper bounds.
12486 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
12487 get_likely_max_loop_iterations_int): New.
12488 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
12489 any_likely_upper_bound.
12490 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
12492 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
12493 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
12495 (unroll_loop_constant_iterations): Likewise.
12496 (unroll_loop_runtime_iterations): Likewise.
12497 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
12498 * lto-streamer-out.c (output_cfg): Likewise.
12499 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
12501 (canonicalize_loop_induction_variables): Dump likely upper bounds.
12502 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
12503 (likely_max_loop_iterations): New.
12504 (likely_max_loop_iterations_int): New.
12505 (likely_max_stmt_executions): New.
12506 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
12507 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
12508 likely_max_stmt_executions): Declare.
12510 2016-05-27 Marek Polacek <polacek@redhat.com>
12512 PR middle-end/71308
12513 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
12515 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12517 * config/s390/s390.md (2x risbg splitters): Use
12518 reg_overlap_mentioned_p instead of rtx_equal_p.
12520 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
12522 * combine.c (make_compound_operation): Take known zero bits into
12523 account when checking for possible zero_extend.
12525 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12527 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
12528 Use const_int_operand for operand 2 predicate. Simplify expand code
12531 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
12533 PR middle-end/71279
12534 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
12537 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12539 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
12540 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
12541 that returns CC_SESWPmode and CC_ZESWPmode.
12542 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
12544 (aarch64_rtx_costs): Likewise.
12546 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
12548 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
12549 for ISA 3.0 min/max support.
12550 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
12551 conditional move support.
12552 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
12553 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
12555 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
12556 conditional moves where the comparison type is different from move
12558 (fp_minmax): New code iterator for smin/smax.
12559 (minmax): New code attributes for min/max.
12560 (SMINMAX): Likewise.
12561 (smax<mode>3): Combine min, max insns into one insn using the
12562 fp_minmax code iterator. Add support for ISA 3.0 min/max
12563 instructions that don't need -ffast-math.
12564 (s<minmax><mode>3): Likewise.
12565 (smax<mode>3_vsx): Likewise.
12566 (smin<mode>3): Likewise.
12567 (s<minmax><mode>3_vsx): Likewise.
12568 (smin<mode>3_vsx): Likewise.
12569 (pre-VSX min/max splitters): Likewise.
12570 (s<minmax><mode>3_fpr): Likewise.
12571 (movsfcc): Rewrite floating point conditional moves to combine
12572 SFmode/DFmode into a single insn.
12573 (mov<mode>cc): Likewise.
12574 (movdfcc): Likewise.
12575 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
12576 SFDF2 iterators to handle all combinations.
12577 (fseldfsf4): Likewise.
12578 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
12579 (fseldfdf4): Likewise.
12580 (fselsfdf4): Likewise.
12581 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
12582 comparison instructions that set a 0/-1 mask, and use it for
12583 floating point conditional move via XXSEL.
12584 (fpmask<mode>): Likewise.
12585 (xxsel<mode>): Likewise.
12586 * config/rs6000/predicates.md (min_max_operator): Delete, no
12588 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
12589 instructions that generate a 0/-1 mask for use with XXSEL.
12590 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
12591 say whether floating point min/max is available, either through
12592 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
12593 (TARGET_MINMAX_DF): Likewise.
12595 2016-05-27 Alan Modra <amodra@gmail.com>
12597 PR rtl-optimization/71275
12598 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
12599 for update_equiv_regs and combine_and_move_insns.
12601 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
12603 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
12604 if_then_else or cond RTXes to calculate attribute value.
12605 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
12606 <attr "length_immediate>: Ditto.
12607 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
12608 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
12609 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
12610 <attr "type">: Ditto.
12611 <attr "prefix_data16">: Ditto.
12612 <attr "prefix_extra">: Ditto.
12613 <attr "length_immediate">: Ditto.
12614 <attr "prefix">: Ditto.
12615 (vec_set<mode>_0) <attr "isa">: Ditto.
12616 <attr "prefix_extra">: Ditto.
12617 <attr "length_immediate">: Ditto.
12618 <attr "prefix">: Ditto.
12619 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
12620 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
12621 (sse2_storelpd) <attr "prefix_data16">: Ditto.
12622 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
12623 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
12624 <attr "length_immediate">: Ditto.
12625 <attr "prefix">: Ditto.
12626 (sse2_movsd) <attr "length_immediate">: Ditto.
12627 <attr "prefix">: Ditto.
12628 (vec_concatv2df) <attr "isa">: Ditto.
12629 <attr "prefix">: Ditto.
12630 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
12631 (*vec_extractv2di_1) <attr "isa">: Ditto.
12632 <attr "type">: Ditto.
12633 <attr "length_immediate">: Ditto.
12634 <attr "prefix_rex">: Ditto.
12635 <attr "prefix_extra">: Ditto.
12636 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
12637 <attr "prefix_extra">: Ditto.
12638 <attr "length_immediate">: Ditto.
12639 (vec_concatv2di) <attr "isa">: Ditto.
12640 <attr "prefix_extra">: Ditto.
12641 <attr "length_immediate">: Ditto.
12642 <attr "prefix">: Ditto.
12644 2016-05-26 Martin Liska <mliska@suse.cz>
12646 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
12648 (operator+): Likewise.
12649 (operator-): Likewise.
12650 (comp_cost::operator+=): Likewise.
12651 (comp_cost::operator-=): Likewise.
12652 (comp_cost::operator/=): Likewise.
12653 (comp_cost::operator*=): Likewise.
12654 (operator<): Likewise.
12655 (operator==): Likewise.
12656 (operator<=): Likewise.
12657 (new_cost): Remove.
12658 (infinite_cost_p): Likewise.
12659 (add_costs): Likewise.
12660 (sub_costs): Likewise.
12661 (compare_costs): Likewise.
12662 (set_group_iv_cost): Use the newly introduced functions.
12663 (get_address_cost): Likewise.
12664 (get_shiftadd_cost): Likewise.
12665 (force_expr_to_var_cost): Likewise.
12666 (split_address_cost): Likewise.
12667 (ptr_difference_cost): Likewise.
12668 (difference_cost): Likewise.
12669 (get_computation_cost_at): Likewise.
12670 (determine_group_iv_cost_generic): Likewise.
12671 (determine_group_iv_cost_address): Likewise.
12672 (determine_group_iv_cost_cond): Likewise.
12673 (autoinc_possible_for_pair): Likewise.
12674 (determine_group_iv_costs): Likewise.
12675 (cheaper_cost_pair): Likewise.
12676 (iv_ca_recount_cost): Likewise.
12677 (iv_ca_set_no_cp): Likewise.
12678 (iv_ca_set_cp): Likewise.
12679 (iv_ca_cost): Likewise.
12680 (iv_ca_new): Likewise.
12681 (iv_ca_dump): Likewise.
12682 (iv_ca_narrow): Likewise.
12683 (iv_ca_prune): Likewise.
12684 (iv_ca_replace): Likewise.
12685 (try_add_cand_for): Likewise.
12686 (try_improve_iv_set): Likewise.
12687 (find_optimal_iv_set): Likewise.
12689 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
12691 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
12692 that internal functions will clobber all caller-saved registers.
12694 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
12696 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
12697 Return a better case_values_threshold when optimizing.
12699 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
12701 * config/aarch64/aarch64-simd.md (aarch64_combinez):
12702 Add ? to integer variant.
12703 (aarch64_combinez_be): Likewise.
12705 2016-05-26 Jakub Jelinek <jakub@redhat.com>
12707 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
12708 instead of x constraint.
12709 (vcvtps2ph256<mask_name>): Likewise.
12711 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
12712 alternative. Formatting fix.
12714 * config/i386/sse.md
12715 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
12717 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
12718 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
12719 maybe_evex prefix instead of vex.
12720 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
12721 EXT_REX_SSE_REG_P (op0) case in the splitter.
12723 2016-05-25 Jeff Law <law@redhat.com>
12725 PR tree-optimization/71272
12726 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
12727 Update comments. Add test for empty path.
12729 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
12731 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
12732 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
12733 special case builtin.
12734 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12735 code for ALTIVEC_BUILTIN_VEC_CMPNE.
12736 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12737 for __builtin_vec_cmpne.
12739 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
12741 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
12742 redundant test and bail out if the type of the new operand is not
12743 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
12745 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
12747 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
12748 (x_ix86_target_flags_explicit): Remove.
12749 * config/i386/i386.c (ix86_function_specific_save): Do not copy
12750 x_ix86_target_flags_explicit.
12751 (ix86_function_specific_restore): Ditto.
12753 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
12754 H.J. Lu <hongjiu.lu@intel.com>
12757 * common/config/i386/i386-common.c
12758 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
12759 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
12760 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
12761 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
12762 (-mgeneral-regs-only): Add new option.
12763 * config/i386/i386.c (ix86_option_override_internal): Don't enable
12764 x87 instructions if only general registers are allowed.
12765 (ix86_target_string): Add ix86_flags argument. Handle additional
12766 flags options through ix86_flags argument. Update all callers.
12767 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
12769 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12771 PR rtl-optimization/66940
12772 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
12773 decrementing desired_val will not overflow before performing these
12776 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
12778 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
12779 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
12780 * config/i386/i386.c (enum ix86_builtins): Add
12781 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
12782 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
12783 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
12784 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
12785 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
12786 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
12787 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
12788 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
12789 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
12790 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
12791 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
12792 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
12793 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
12794 __builtin_ia32_cvtps2dq512_mask.
12795 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
12796 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
12797 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
12798 * config/i386/sse.md
12799 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
12801 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
12802 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
12804 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
12805 (avx512f_vec_pack_sfix_v8df): New define_expand.
12806 (avx512f_roundpd512): Rename to ...
12807 (avx512f_round<castmode>512): ... this. Change iterator.
12808 (avx512f_roundps512_sfix): New define_expand.
12809 (round<mode>2_sfix): Change iterator.
12811 2016-05-25 Nick Clifton <nickc@redhat.com>
12813 * config/msp430/msp430.c (msp430_attr): Produce an error if a
12814 static interrupt handler is detected.
12815 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
12816 default linker script.
12817 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
12818 the low part of a symbolic pointer.
12820 2016-05-25 Richard Biener <rguenther@suse.de>
12822 PR tree-optimization/71261
12823 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
12824 interesting stmt instead of immediate uses when looking
12825 for the use operand to replace.
12827 2016-05-25 Martin Liska <mliska@suse.cz>
12829 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
12831 2016-05-25 Richard Biener <rguenther@suse.de>
12833 PR tree-optimization/71264
12834 * tree-vect-stmts.c (vect_init_vector): Properly deal with
12837 2016-05-25 Martin Liska <mliska@suse.cz>
12839 PR tree-optimization/71239
12840 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
12841 if DECL_SIZE is NULL.
12843 2016-05-25 Richard Biener <rguenther@suse.de>
12845 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
12846 * tree-if-conv.c (pass_data_if_conversion): Use it.
12848 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12850 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
12851 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
12852 * varpool.c (varpool_node::get_availability): Likewise.
12854 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12856 * config/rs6000/altivec.md (VNEG iterator): New iterator for
12857 VNEGW/VNEGD instructions.
12858 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
12859 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
12860 support for ISA 3.0 VNEGW/VNEGD instructions.
12862 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
12864 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
12865 pointers inside OACC_DATA regions.
12866 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
12867 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
12868 (gimplify_adjust_omp_clauses): Fix typo in comment.
12870 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12872 * config/rs6000/altivec.md (VParity): New mode iterator for vector
12873 parity built-in functions.
12874 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
12876 (p9v_parity<mode>2): Likewise.
12877 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
12879 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
12880 (parity<mode>2): ISA 3.0 expander for vector parity.
12881 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
12883 (BU_P9_64BIT_MISC_0): Likewise.
12884 (BU_P9_MISC_0): Likewise.
12885 (BU_P9V_AV_1): Likewise.
12886 (BU_P9V_AV_2): Likewise.
12887 (BU_P9V_AV_3): Likewise.
12888 (BU_P9V_AV_P): Likewise.
12889 (BU_P9V_VSX_1): Likewise.
12890 (BU_P9V_OVERLOAD_1): Likewise.
12891 (BU_P9V_OVERLOAD_2): Likewise.
12892 (BU_P9V_OVERLOAD_3): Likewise.
12893 (VCTZB): Add vector count trailing zeros support.
12897 (VPRTYBD): Add vector parity support.
12898 (VPRTYBQ): Likewise.
12899 (VPRTYBW): Likewise.
12900 (VCTZ): Add overloaded vector count trailing zeros support.
12901 (VPRTYB): Add overloaded vector parity support.
12902 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12903 overloaded vector count trailing zeros and parity instructions.
12904 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
12905 vector parity support.
12906 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
12907 trailing zeros support.
12908 (vec_cntlz): Likewise.
12909 (vec_vctzb): Likewise.
12910 (vec_vctzd): Likewise.
12911 (vec_vctzh): Likewise.
12912 (vec_vctzw): Likewise.
12913 (vec_vprtyb): Add ISA 3.0 vector parity support.
12914 (vec_vprtybd): Likewise.
12915 (vec_vprtybw): Likewise.
12916 (vec_vprtybq): Likewise.
12917 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12918 the ISA 3.0 vector count trailing zeros and vector parity built-in
12921 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12923 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
12924 when there is stmt_to_insert.
12926 2016-05-24 Martin Sebor <msebor@redhat.com>
12929 * tree.h (complete_or_array_type_p): New inline function.
12931 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12933 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
12934 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
12935 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
12937 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
12938 Limit 1st alternative to noavx isa, split 2nd alternative into one
12939 noavx and one avx alternative, use *x and Bm in the former and
12940 x and m in the latter.
12942 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
12943 of sse4 for the first alternative, drop %v from the template
12944 and d operand modifier. Split second alternative into one sse4_noavx
12945 and one avx alternative, use *x instead of *v in the former and v
12946 instead of *v in the latter.
12947 (*sse4_1_extractps): Use noavx isa instead of * for the first
12948 alternative, drop %v from the template. Split second alternative into
12949 one noavx and one avx alternative, use *x instead of *v in the
12950 former and v instead of *v in the latter.
12951 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
12952 with noavx and the last one with avx.
12953 (sse4_1_phminposuw): Guard first alternative with noavx isa,
12954 split the second one into one noavx and one avx alternative,
12955 use *x and Bm in the former and x and m in the latter one.
12956 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
12959 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
12960 first two alternatives to noavx, use *x instead of *v in the second
12961 one, add avx alternative without *.
12962 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
12963 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
12964 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
12966 2016-05-24 Jeff Law <law@redhat.com>
12968 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
12969 New function, extracted from...
12970 (fsm_find_control_statement_thread_paths): Here. Use the new function.
12971 Allow simple copies and constant initializations in the SSA chain.
12973 2016-05-24 Marek Polacek <polacek@redhat.com>
12976 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
12979 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12982 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
12983 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
12984 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
12985 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
12986 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
12988 2016-05-24 Richard Biener <rguenther@suse.de>
12990 PR tree-optimization/71240
12991 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
12994 2016-05-24 Richard Biener <rguenther@suse.de>
12996 PR tree-optimization/71230
12997 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
12999 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13001 * tree-vectorizer.h (vectorizable_comparison): Delete.
13002 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
13003 PURE_SLP_STMT check.
13004 * tree-vect-stmts.c (vectorizable_call): Likewise.
13005 (vectorizable_simd_clone_call): Likewise.
13006 (vectorizable_conversion): Likewise.
13007 (vectorizable_assignment): Likewise.
13008 (vectorizable_shift): Likewise.
13009 (vectorizable_operation): Likewise.
13010 (vectorizable_load): Likewise.
13011 (vectorizable_condition): Likewise.
13012 (vectorizable_store): Likewise. Assert that we don't have
13014 (vectorizable_comparison): Make static. Remove redundant
13015 PURE_SLP_STMT check.
13016 (vect_transform_stmt): Assert that we always have an slp_node
13019 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13021 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
13022 operands[2] against 1 with comparison against CONST1_RTX.
13023 (<shift>di3_neon): Likewise.
13024 * config/arm/predicates.md (const0_operand): Replace with comparison
13025 against CONST0_RTX.
13027 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13029 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
13030 operands[2] against 1 with comparison against CONST1_RTX.
13031 (ashrdi3): Likewise.
13032 (lshrdi3): Likewise.
13033 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
13035 (ashrsi3): Likewise.
13036 (lshrsi3): Likewise.
13037 (rotrsi3): Likewise.
13038 (define_split above *compareqi_eq0): Likewise.
13039 (define_split above "prologue"): Likewise.
13040 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
13041 * config/arm/predicates.md (shift_operator): Likewise.
13042 (shift_nomul_operator): Likewise.
13043 (sat_shift_operator): Likewise.
13044 (thumb1_cmp_operand): Likewise.
13045 (const_neon_scalar_shift_amount_operand): Replace manual range
13046 check with IN_RANGE.
13047 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
13048 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
13050 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13052 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
13053 with HOST_WIDE_INT_1.
13055 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
13056 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
13057 (arm_canonicalize_comparison): Likewise.
13058 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
13060 (thumb1_size_rtx_costs): Likewise.
13061 (vfp_const_double_index): Replace cast of 1 to unsigned
13062 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13063 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
13065 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
13066 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13067 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
13068 HOST_WIDE_INT with HOST_WIDE_INT_1.
13070 2016-05-24 Marek Polacek <polacek@redhat.com>
13072 * tree-cfg.h (should_remove_lhs_p): New predicate.
13073 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
13074 * gimplify.c (gimplify_modify_expr): Likewise.
13075 * tree-cfg.c (verify_gimple_call): Likewise.
13076 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
13077 * gimple-fold.c: Include "tree-cfg.h".
13078 (gimple_fold_call): Use should_remove_lhs_p.
13080 2016-05-24 Richard Biener <rguenther@suse.de>
13082 PR tree-optimization/71253
13083 * cfganal.h (control_dependences): Make robust against edge
13085 (control_dependences::control_dependences): Remove edge_list argument.
13086 (control_dependences::get_edge): Remove.
13087 (control_dependences::get_edge_src): Add.
13088 (control_dependences::get_edge_dest): Likewise.
13089 (control_dependences::m_el): Make a vector of edge src/dest index.
13090 * cfganal.c (control_dependences::find_control_dependence): Adjust.
13091 (control_dependences::control_dependences): Likewise.
13092 (control_dependences::~control_dependence): Likewise.
13093 (control_dependences::get_edge): Remove.
13094 (control_dependences::get_edge_src): Add.
13095 (control_dependences::get_edge_dest): Likewise.
13096 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
13098 (perform_tree_ssa_dce): Adjust.
13099 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
13101 (pass_loop_distribution::execute): Adjust. Do loop destroying
13102 conditional on changed.
13104 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13107 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
13108 return. Reindent transformation comment and mention the ARM state
13111 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13113 PR middle-end/71252
13114 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
13115 after build_and_add_sum creates new use stmt.
13117 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13119 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
13120 load_lanes/grouped_load classification comes first. Don't check
13121 whether the vectorization factor is a multiple of the group size
13124 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13126 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
13127 GROUP_GAP for single-element interleaving.
13128 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
13131 2016-05-24 Richard Biener <rguenther@suse.de>
13133 PR middle-end/70434
13135 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
13136 bases which are accessed with non-invariant indices.
13137 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
13138 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
13140 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13142 PR middle-end/71170
13143 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
13144 (add_to_ops_vec): Add stmt_to_insert.
13145 (add_repeat_to_ops_vec): Init stmt_to_insert.
13146 (insert_stmt_before_use): New.
13147 (transform_add_to_multiply): Remove mult_stmt insertion and add it
13149 (get_ops): Init stmt_to_insert.
13150 (maybe_optimize_range_tests): Likewise.
13151 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
13152 (rewrite_expr_tree_parallel): Likewise.
13153 (reassociate_bb): Likewise.
13155 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13158 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
13159 ISA 3.0 xxperm fusion alternative.
13160 (altivec_vperm_v8hiv16qi): Likewise.
13161 (altivec_vperm_<mode>_uns_internal): Likewise.
13162 (vperm_v8hiv4si): Likewise.
13163 (vperm_v16qiv8hi): Likewise.
13165 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13166 Kelvin Nilsen <kelvin@gcc.gnu.org>
13168 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
13169 vpermr/xxpermr on ISA 3.0.
13170 (altivec_expand_vec_perm_le): Likewise.
13171 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
13172 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
13175 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
13177 * config/i386/i386.h (IS_STACK_MODE): Enable for
13178 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
13179 SSE_FLOAT_MODE_P macros.
13180 * config/i386/i386.c (ix86_preferred_reload_class): Use
13181 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
13182 Cleanup regclass processing for CONST_DOUBLE_P.
13183 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
13184 (ix86_rtx_costs): Remove redundant TARGET_80387 check
13185 with IS_STACK_MODE macro.
13186 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
13188 (*movdf_internal): Use IS_STACK_MODE macro.
13189 (*movsf_internal): Ditto.
13191 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
13193 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
13194 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
13196 2016-05-23 Jeff Law <law@redhat.com>
13198 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
13200 (fsm_find_control_statement_thread_paths): Call it.
13202 2016-05-23 Martin Jambor <mjambor@suse.cz>
13205 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
13206 from_global_constant if t is not NULL.
13208 2016-05-23 Marek Polacek <polacek@redhat.com>
13211 * common.opt (Wswitch-unreachable): New option.
13212 * doc/invoke.texi: Document -Wswitch-unreachable.
13213 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
13216 2016-05-23 Bin Cheng <bin.cheng@arm.com>
13218 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
13219 TMR_INDEX is non-NULL.
13221 2016-05-23 Richard Biener <rguenther@suse.de>
13223 PR tree-optimization/71230
13224 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
13225 (try_special_add_to_ops): ... here. Always test for single-use.
13227 2016-05-23 Martin Jambor <mjambor@suse.cz>
13229 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
13230 default block if a PHI node in the original one would be resized.
13232 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13234 PR tree-optimization/58135
13235 * tree-vect-slp.c: When group size is not multiple
13236 of vector size, allow splitting of store group at
13239 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
13241 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
13243 2016-05-22 Jakub Jelinek <jakub@redhat.com>
13245 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13246 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
13247 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
13250 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
13251 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
13252 v constraint instead of x and vinserti32x4 insn.
13254 * config/i386/sse.md (i128vldq): New mode iterator.
13255 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
13256 avx512dq and avx512vl alternatives.
13258 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
13259 constraint, use maybe_evex prefix instead of vex.
13260 (vec_dupv4sf): Use v constraint instead of x for output
13261 operand except for noavx alternative, use Yv constraint
13262 instead of x for input. Use maybe_evex prefix instead of vex.
13263 (*vec_dupv4si): Likewise.
13264 (*vec_dupv2di): Likewise.
13266 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13268 PR middle-end/40921
13269 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
13270 (linearize_expr_tree): Call try_special_add_to_ops.
13271 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
13273 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13275 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
13276 to computed stack_usage.
13278 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13281 * config/avr/avr.md (define_expand "mov<mode>"): If the source
13282 operand is subreg (symbol_ref) then move the symbol ref to register.
13284 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
13286 * tree.c (array_at_struct_end_p): Look through MEM_REF.
13288 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13290 PR middle-end/71179
13291 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
13294 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13296 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
13297 ranges by calling get_single_symbol and tidy up. Look more closely
13298 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
13300 2016-05-20 Jeff Law <law@redhat.com>
13302 * bitmap.c (bitmap_find_bit): Remove useless test.
13304 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
13306 * function.c (thread_prologue_and_epilogue_insns): Commit the
13307 insertion of the epilogue.
13309 2016-05-20 Martin Jambor <mjambor@suse.cz>
13311 PR tree-optimization/70884
13312 * tree-sra.c (initialize_constant_pool_replacements): Do not check
13313 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
13314 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
13315 of constant pool data as a reason for scalarization.
13317 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13319 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
13320 for naked functions.
13321 (thumb1_expand_prologue): Likewise.
13323 2016-05-20 Nathan Sidwell <nathan@acm.org>
13325 * config/nvptx/nptx.c (nvptx_option_override): Only set
13326 flag_toplevel_reorder, if not explicitly specified. Set
13327 flag_no_common, unless explicitly specified.
13329 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13331 * calls.c (can_implement_as_sibling_call_p): Mark param
13332 reg_parm_stack_space with ATTRIBUTE_UNUSED.
13334 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
13336 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
13337 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
13338 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
13340 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
13341 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
13342 and CASE_CONST_ANY.
13344 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
13346 * config/nvptx/nvptx.md (sincossf3): New pattern.
13348 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13350 * calls.c (maybe_complain_about_tail_call): New function.
13351 (initialize_argument_information): Call
13352 maybe_complain_about_tail_call when clearing *may_tailcall.
13353 (can_implement_as_sibling_call_p): Call
13354 maybe_complain_about_tail_call when returning false.
13355 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
13356 ensure try_tail_call is set. Call maybe_complain_about_tail_call
13357 if tail-call optimization fails.
13358 * cfgexpand.c (expand_call_stmt): Initialize
13359 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
13360 * gimple-pretty-print.c (dump_gimple_call): Dump
13361 gimple_call_must_tail_p.
13362 * gimple.c (gimple_build_call_from_tree): Call
13363 gimple_call_set_must_tail with the value of
13364 CALL_EXPR_MUST_TAIL_CALL.
13365 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
13366 (gimple_call_set_must_tail): New function.
13367 (gimple_call_must_tail_p): New function.
13368 * print-tree.c (print_node): Update printing of TREE_STATIC
13369 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
13370 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
13371 trailing comment listing applicable flags.
13372 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
13374 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13376 * calls.c (expand_call): Move "Rest of purposes for tail call
13377 optimizations to fail" to...
13378 (can_implement_as_sibling_call_p): ...this new function, and
13379 split into multiple "if" statements.
13381 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13383 * cfgloop.h (expected_loop_iterations_unbounded,
13384 expected_loop_iterations): Unconstify.
13385 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
13386 profile with known upper bound; return 3 when profile is absent.
13387 (expected_loop_iterations): Update.
13389 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13391 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
13392 and get_max_loop_iterations_int.
13394 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13396 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
13397 realistic upper bounds here.
13399 2016-05-20 Jakub Jelinek <jakub@redhat.com>
13402 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
13403 calls if the LHS is variable length or has addressable type.
13404 If targets[0]->decl is a noreturn call with void return type and
13405 zero arguments, adjust fntype and remove lhs in that case.
13407 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
13409 PR tree-optimization/71079
13410 PR tree-optimization/71206
13411 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
13413 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13415 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
13416 (get_vec_alignment_for_array_decl): Likewise.
13417 (get_vec_alignment_for_record_decl): Likewise.
13418 (increase_alignment::execute): Move code to find alignment to
13419 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
13420 (type_align_map): New hash_map.
13422 2016-05-20 Richard Guenther <rguenther@suse.de>
13424 PR tree-optimization/29756
13425 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
13426 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
13427 * fold-const.c (operand_equal_p): Likewise.
13428 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
13429 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
13430 * tree-inline.c (estimate_operator_cost): Likewise.
13431 * tree-pretty-print.c (dump_generic_node): Likewise.
13432 * tree-ssa-operands.c (get_expr_operands): Likewise.
13433 * cfgexpand.c (expand_debug_expr): Likewise.
13434 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
13435 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
13436 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
13437 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
13438 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
13439 (execute_update_addresses_taken): Do it.
13441 2016-05-20 Richard Biener <rguenther@suse.de>
13443 PR tree-optimization/71185
13444 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
13445 register operations.
13447 2016-05-20 Richard Biener <rguenther@suse.de>
13449 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
13450 gimple_seq_add_seq_without_update.
13451 (release_bb_predicate): Assert we have no operands to free.
13452 (if_convertible_loop_p_1): Calculate post dominators later.
13453 Do not free BB predicates here.
13454 (combine_blocks): Do not recompute BB predicates.
13455 (version_loop_for_if_conversion): Save BB predicates around
13458 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13460 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
13461 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
13462 code. Ignore sibcalls on EDGE_IGNORE edges.
13463 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
13464 on edges for sibcalls that run without prologue. The rest of the
13465 function is combined from...
13466 (fix_fake_fallthrough_edge): ... this, and ...
13467 (try_shrink_wrapping): ... a part of this. Remove the bb_with
13468 function argument, make it a local variable.
13470 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
13472 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
13473 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
13474 for 32-bit mode and SEH for 64-bit.
13475 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
13476 TARGET_64BIT_DEFAULT.
13478 2016-05-19 Ryan Burn <contact@rnburn.com>
13480 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
13481 * gengtype.c (open_base_files): Add cilk.h to ifiles.
13483 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
13485 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
13486 force pending loads from memory.
13488 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
13490 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
13491 (UNSPEC_DARN_32): New unspec constant.
13492 (UNSPEC_DARN_RAW): New unspec constant.
13493 (darn_32): New instruction.
13494 (darn_raw): New instruction.
13495 (darn): New instruction.
13496 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
13497 support and documentation for this macro.
13498 (BU_P9_MISC_1): New macro definition.
13499 (BU_P9_64BIT_MISC_0): New macro definition.
13500 (BU_P9_MISC_0): New macro definition.
13501 (darn_32): New builtin definition.
13502 (darn_raw): New builtin definition.
13503 (darn): New builtin definition.
13504 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
13505 RS6000_BUILTIN_0 directives to surround each occurrence of
13506 #include "rs6000-builtin.def".
13507 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
13508 RS6000_BTM_64BIT flags to the returned mask, depending on
13510 (def_builtin): Correct an error in the assignments made to the
13511 debugging variable attr_string.
13512 (rs6000_expand_builtin): Add support for no-operand built-in
13514 (builtin_function_type): Remove fatal_error assertion that is no
13516 (rs6000_common_init_builtins): Add support for no-operand built-in
13518 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
13520 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
13522 (RS6000_BTM_64BIT): New macro definition.
13523 * doc/extend.texi: Document __builtin_darn (void),
13524 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
13527 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
13529 * tree-vect-loop.c (vect_analyze_loop_2): Use also
13530 max_loop_iterations_int.
13532 2016-05-19 Marek Polacek <polacek@redhat.com>
13534 PR tree-optimization/71031
13535 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
13536 condition and adjust the code a bit.
13538 2016-05-19 Martin Liska <mliska@suse.cz>
13540 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
13541 auto_vec instead of vec.
13543 2016-05-19 Martin Liska <mliska@suse.cz>
13545 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
13547 2016-05-19 Martin Liska <mliska@suse.cz>
13549 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
13551 2016-05-19 Martin Liska <mliska@suse.cz>
13553 * ipa-pure-const.c (set_function_state): Remove an existing
13555 (remove_node_data): Do not free it as it's released
13556 in set_function_state.
13558 2016-05-19 Martin Liska <mliska@suse.cz>
13560 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
13563 2016-05-19 Martin Liska <mliska@suse.cz>
13565 * omp-simd-clone.c (simd_clone_adjust): Release vector.
13567 2016-05-19 Martin Liska <mliska@suse.cz>
13569 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
13570 an auto_vec instead of re-creating it.
13572 2016-05-19 Martin Liska <mliska@suse.cz>
13574 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
13575 auto_vec instead of vec.
13577 2016-05-19 Martin Liska <mliska@suse.cz>
13579 * lto-section-in.c (lto_get_section_data): Call
13580 lto_check_version with additional argument.
13581 * lto-streamer.c (lto_check_version): Add new argument.
13582 * lto-streamer.h (lto_check_version): Likewise.
13584 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13586 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
13587 Don't add cost of inner memory when handling sign-extended loads.
13589 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
13591 PR rtl-optimization/71148
13592 * cse.c (cse_main): Free dominance info.
13593 (rest_of_handle_cse): Don't free dominance info.
13594 (rest_of_handle_cse2): Likewise.
13595 (rest_of_handle_cse_after_global_opts): Likewise.
13597 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13600 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
13601 NULL_TREE early if NEON is not available. Remove now redundant check
13602 in ARM_CHECK_BUILTIN_MODE.
13604 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
13607 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
13608 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
13609 * doc/cpp.texi: Document new macros.
13611 2016-05-19 Bin Cheng <bin.cheng@arm.com>
13613 PR tree-optimization/69848
13614 * tree-vect-loop.c (vectorizable_reduction): Don't factor
13615 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
13617 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13619 * function.c (thread_prologue_and_epilogue_insn): Move the
13620 "goto epilogue_done" one block later.
13622 2016-05-19 Richard Biener <rguenther@suse.de>
13624 PR tree-optimization/70729
13625 * passes.def: Move LIM pass before PRE. Remove no longer
13626 required copyprop and move first DCE out of the loop pipeline.
13628 2016-05-18 David Malcolm <dmalcolm@redhat.com>
13631 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
13632 (OBJS-libcommon-target): ...here.
13633 * opts-common.c: Include spellcheck.h.
13634 (cmdline_handle_error): Build a vec of valid options and use it
13635 to suggest provide hints for misspelled arguments.
13637 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13640 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
13641 lhs if it has TREE_ADDRESSABLE type.
13643 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
13646 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
13647 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
13649 2016-05-18 Martin Jambor <mjambor@suse.cz>
13652 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
13653 input for NOP_EXPR pass-through functions.
13654 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
13655 aggregate global constant VAR_DECLs in constant jump functions.
13657 2016-05-18 Martin Jambor <mjambor@suse.cz>
13660 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
13661 from TREE_READONLY parameters.
13663 2016-05-18 Martin Jambor <mjambor@suse.cz>
13666 * cgraph.h (cgraph_indirect_call_info): New field
13667 guaranteed_unmodified.
13668 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
13669 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
13671 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
13672 pass the parameter value to ipa_find_agg_cst_for_param.
13673 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
13674 guaranteed_unmodified, store AA results there instead of bailing out
13676 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
13677 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
13678 (find_constructor_constant_at_offset): New function.
13679 (ipa_find_agg_cst_from_init): Likewise.
13680 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
13681 static initializers of contants, report back through a new paameter
13682 from_global_constant if that was the case.
13683 (try_make_edge_direct_simple_call): Also pass parameter value to
13684 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
13686 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
13687 (ipa_read_indirect_edge_info): Likewise.
13688 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
13689 (ipa_load_from_parm_agg): Likewise.
13691 2016-05-18 Jiong Wang <jiong.wang@arm.com>
13693 PR rtl-optimization/71150
13694 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
13697 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13700 * config/rs6000/constraints.md (wE constraint): New constraint
13701 for a vector constant that can be loaded with XXSPLTIB.
13702 (wM constraint): New constraint for a vector constant of a 1's.
13703 (wS constraint): New constraint for a vector constant that can be
13704 loaded with XXSPLTIB and a vector sign extend instruction.
13705 * config/rs6000/predicates.md (xxspltib_constant_split): New
13706 predicates for wE/wS constraints.
13707 (xxspltib_constant_nosplit): Likewise.
13708 (easy_vector_constant): Add support for constants that can be
13709 loaded via XXSPLTIB.
13710 (all_ones_constant): New predicate for vector constant with all
13712 (splat_input_operand): Add support for ISA 3.0 word splat operations.
13713 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
13714 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
13715 instruction and possibly with a sign extension.
13716 (output_vec_const_move): Add support for XXSPLTIB. If we are
13717 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
13718 instead of XXLXOR/XXLORC.
13719 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
13721 (rs6000_legitimize_reload_address): Likewise.
13722 (rs6000_output_move_128bit): Use output_vec_const_move to emit
13724 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
13725 combine VSX_M and VSX_M2 into one iterator.
13726 (VSX_M2): Likewise.
13727 (VSINT_84): New iterators for loading constants with XXSPLTIB.
13728 (VSINT_842): Likewise.
13729 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
13730 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
13731 XXSPLTIB instruction.
13732 (xxspltib_<mode>_nosplit): Likewise.
13733 (xxspltib_<mode>_split): New insn to load up constants with
13734 XXSPLTIB and a sign extend instruction.
13735 (vsx_mov<mode>): Replace single move that handled all vector types
13736 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
13737 moves (when -mvsx-timode is in effect) into the main vector
13738 moves. Eliminate separate moves for <VSr> <VSa>, where the
13739 preferred register class (<VSr>) is listed first, and the
13740 secondary register class (<VSa>) is listed second with a '?' to
13741 discourage use. Prefer loading 0/-1 in any VSX register for ISA
13742 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
13743 that if the register was involved in a slow operation, the
13744 clear/set operation does not wait for the slow operation to
13745 finish. Adjust the length attributes for 32-bit mode. Use
13746 rs6000_output_move_128bit and drop the use of the string
13747 instructions for 32-bit movti when -mvsx-timode is in effect. Use
13748 spacing so that the alternatives and attributes don't generate
13749 long lines, and put things in columns, so that it is easier to
13750 match up the operands and attributes with the insn alternatives.
13751 (vsx_mov<mode>_64bit): Likewise.
13752 (vsx_mov<mode>_32bit): Likewise.
13753 (vsx_movti_64bit): Fold movti into normal vector moves.
13754 (vsx_movti_32bit): Likewise.
13755 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
13756 splat instructions.
13757 (vsx_splat_v4si_internal): Likewise.
13758 (vsx_splat_v4sf_internal): Likewise.
13759 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
13760 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
13761 extend vector elements.
13762 (vsx_sign_extend_hi_<mode>): Likewise.
13763 (vsx_sign_extend_si_v2di): Likewise.
13764 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
13766 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
13767 constraints. Add trailing period to wL documentation.
13769 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
13771 PR middle-end/71020
13772 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
13773 * tree-dfa.c (replace_abnormal_ssa_names): New function.
13774 * tree-call-cdce.c: Include tree-dfa.h.
13775 (can_guard_call_p): New function, extracted from...
13776 (can_use_internal_fn): ...here.
13777 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
13779 (shrink_wrap_one_built_in_call): Likewise.
13780 (use_internal_fn): Likewise.
13781 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
13782 and return void. Call replace_abnormal_ssa_names.
13783 (pass_call_cdce::execute): Check can_guard_call_p during the
13784 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
13785 will always change something.
13787 2016-05-18 Martin Jambor <mjambor@suse.cz>
13790 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
13791 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
13793 2016-05-18 Martin Jambor <mjambor@suse.cz>
13796 * ipa-inline.h (condition): New field size.
13797 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
13798 for comaprison and store it into the new condition.
13799 (evaluate_conditions_for_known_args): Use condition size to check
13800 access sizes for all but CHANGED conditions.
13801 (unmodified_parm_1): New parameter size_p, store access size into it.
13802 (unmodified_parm): Likewise.
13803 (unmodified_parm_or_parm_agg_item): Likewise.
13804 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
13805 (set_cond_stmt_execution_predicate): Extract access sizes and store
13806 them to conditions.
13807 (set_switch_stmt_execution_predicate): Likewise.
13808 (will_be_nonconstant_expr_predicate): Likewise.
13809 (will_be_nonconstant_predicate): Likewise.
13810 (inline_read_section): Stream condition size.
13811 (inline_write_summary): Likewise.
13813 2016-05-18 Richard Biener <rguenther@suse.de>
13815 * tree-ssa-loop-im.c (determine_max_movement): Properly add
13816 condition cost to PHI cost instead of total_cost.
13818 2016-05-18 Martin Liska <mliska@suse.cz>
13821 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
13824 2016-05-18 Richard Biener <rguenther@suse.de>
13826 * lto-streamer.h (LTO_major_version): Bump to 6.
13828 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13830 * function.c (make_split_prologue_seq, make_prologue_seq,
13831 make_epilogue_seq): New functions, factored out from...
13832 (thread_prologue_and_epilogue_insns): Here.
13834 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13836 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
13837 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
13838 of before. Add a comment.
13840 2016-05-18 Bin Cheng <bin.cheng@arm.com>
13842 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
13843 expression pointer, not pointer to the pointer.
13845 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13847 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
13848 (avx2_pbroadcast<mode>): Add another alternative with v instead
13849 of x constraints in it, using <pbroadcast_evex_isa> isa.
13850 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
13852 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
13853 constraint x instead of v in second alternative, add avx512bw
13856 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
13857 constraint x instead of v in second alternative, add avx512bw
13860 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
13861 constraint x instead of v in second alternative, add avx512bw
13864 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
13865 avx512bw alternative.
13867 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13869 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
13870 array to 128 chars.
13871 (define_insn "*andnottf3"): Ditto.
13872 (define_insn "*<code><mode>3"/any_logic): Ditto.
13873 (define_insn "*<code>tf3"/any_logic): Ditto.
13874 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
13875 operand to block AVX-512VL insn variant emit when it is not enabled.
13877 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13879 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
13880 constraint fot SF mode.
13882 2016-05-18 Petr Murzin <petr.murzin@intel.com>
13883 Kirill Yukhin <kirill.yukhin@intel.com>
13885 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
13887 (define_insn "rsqrt14<mode>"): Ditto.
13888 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
13889 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
13890 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
13891 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
13892 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
13894 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
13895 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
13896 * config/i386/i386.c (ix86_print_operand): Expand check for size
13897 override codes for Intel syntax.
13899 2016-05-18 Richard Biener <rguenther@suse.de>
13901 PR tree-optimization/71168
13902 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
13903 initialization earlier.
13905 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
13907 * config/aarch64/aarch64-simd.md
13908 (aarch64_reduc_plus_internal<mode>): Rename to...
13909 (reduc_plus_scal): ...This, and remove previous implementation.
13911 2016-05-18 Richard Biener <rguenther@suse.de>
13913 * passes.def: Put late dse and cd_dce in canonical order.
13915 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
13917 * ipa-inline-transform.c (preserve_function_body_p): Look for
13918 first non-thunk clone.
13919 (save_function_body): Save into first non-thunk.
13920 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
13922 (lto_output_node): Inline thunks don't need body in every
13924 * lto-streamer-in.c: Do not fixup thunk clones.
13925 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
13927 * tree-inline.c (copy_bb): Be prepared for target node to be new after
13930 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13932 PR middle-end/63586
13933 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
13934 (reassociate_bb): Call transform_add_to_multiply.
13936 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13938 * config/aarch64/aarch64.c (all_extensions): Removed unused
13941 2016-05-17 Nathan Sidwell <nathan@acm.org>
13943 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
13944 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
13946 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
13948 PR tree-optimization/54579
13949 PR middle-end/55299
13950 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
13952 2016-05-17 Marek Polacek <polacek@redhat.com>
13955 * tree-inline.c (expand_call_inline): Call
13956 maybe_remove_unused_call_args.
13958 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
13960 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
13961 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
13962 * doc/md.texi (fmin@var{m}3): Likewise.
13964 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13966 * match.pd (X & C): New transformation.
13968 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13970 * match.pd (~X & Y): New transformation.
13972 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13974 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
13975 information for new SSA_NAME.
13976 (simplify_conversion_using_ranges): Get range through get_range_info
13977 instead of get_value_range.
13979 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13981 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
13982 Remove inline assembly.
13983 (vmvn_s16): Likewise.
13984 (vmvn_s32): Likewise.
13985 (vmvn_u8): Likewise.
13986 (vmvn_u16): Likewise.
13987 (vmvn_u32): Likewise.
13988 (vmvnq_s8): Likewise.
13989 (vmvnq_s16): Likewise.
13990 (vmvnq_s32): Likewise.
13991 (vmvnq_u8): Likewise.
13992 (vmvnq_u16): Likewise.
13993 (vmvnq_u32): Likewise.
13994 (vmvn_p8): Likewise.
13995 (vmvnq_p16): Likewise.
13997 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13999 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
14001 (vmul_n_s16): Likewise.
14002 (vmul_n_s32): Likewise.
14003 (vmul_n_u16): Likewise.
14004 (vmul_n_u32): Likewise.
14005 (vmulq_n_f32): Likewise.
14006 (vmulq_n_f64): Likewise.
14007 (vmulq_n_s16): Likewise.
14008 (vmulq_n_s32): Likewise.
14009 (vmulq_n_u16): Likewise.
14010 (vmulq_n_u32): Likewise.
14012 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14014 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
14015 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
14017 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14019 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
14020 to *aarch64_fma4_elt_from_dup<mode>.
14021 (*aarch64_fnma4_elt_to_128df): Rename to
14022 *aarch64_fnma4_elt_from_dup<mode>.
14023 * config/aarch64/arm_neon.h (vfma_n_f64): New.
14024 (vfms_n_f32): Likewise.
14025 (vfms_n_f64): Likewise.
14026 (vfmsq_n_f32): Likewise.
14027 (vfmsq_n_f64): Likewise.
14029 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
14031 * wide-int.h: Change fixed_wide_int_storage from class to struct.
14033 2016-05-17 Richard Biener <rguenther@suse.de>
14035 PR tree-optimization/71132
14036 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
14037 Only add control dependences for blocks in the loop.
14038 (build_rdg): Adjust.
14039 (generate_code_for_partition): Return whether loop should
14040 be destroyed and delay that.
14041 (distribute_loop): Likewise.
14042 (pass_loop_distribution::execute): Record loops to be destroyed
14043 and perform delayed destroying of loops.
14045 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14048 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
14050 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14052 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
14054 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
14057 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
14058 insertion point for instructions generated by validize_mem.
14060 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14062 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
14065 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14067 * config/aarch64/aarch64.c
14068 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
14069 rather than a macro.
14071 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14073 * doc/invoke.texi (AArch64 Options): Various updates.
14075 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14077 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
14078 into instrumentation thunks.
14079 * cif-code.def (CIF_CHKP): New.
14081 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
14083 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
14085 2016-05-16 Martin Jambor <mjambor@suse.cz>
14087 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
14088 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
14090 2016-05-16 Marek Polacek <polacek@redhat.com>
14092 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
14095 2016-05-16 Martin Jambor <mjambor@suse.cz>
14098 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
14099 the outlined kernel function.
14101 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
14103 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
14104 (ISA_HAS_DLSA): Ditto.
14106 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14108 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
14110 2016-05-16 Nathan Sidwell <nathan@acm.org>
14112 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
14113 (nvptx_name_replacement): Restore. Add comment.
14114 (write_fn_proto, write_fn_proto_from_insn,
14115 nvptx_output_call_insn): Restore
14116 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
14118 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14120 * config/aarch64/aarch64.md
14121 (add<mode>3_compareC_cconly_imm): Remove use of %w.
14122 (add<mode>3_compareC_imm): Likewise.
14123 (<optab>si3_uxtw): Split into register and immediate variants.
14124 (andsi3_compare0_uxtw): Likewise.
14125 (and<mode>3_compare0): Likewise.
14126 (and<mode>3nr_compare0): Likewise.
14127 (stack_protect_test_<mode>): Don't use %x for memory operands.
14129 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14131 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
14133 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14135 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
14136 Split integer shifts into shift_reg and bfm.
14137 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
14138 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
14139 (ror<mode>3_insn): Likewise.
14140 (<optab>si3_insn_uxtw): Likewise.
14141 (<optab><mode>3_insn): Change to rotate_imm.
14142 (extr<mode>5_insn_alt): Likewise.
14143 (extrsi5_insn_uxtw): Likewise.
14144 (extrsi5_insn_uxtw_alt): Likewise.
14146 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14148 * doc/tm.texi: Regenerate.
14149 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
14150 (TARGET_INVALID_RETURN_TYPE): Remove.
14151 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
14152 TARGET_INVALID_RETURN_TYPE.
14153 * target.def (invalid_parameter_type): Remove.
14154 (invalid_return_type): Remove.
14156 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14158 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
14159 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
14161 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
14163 (preserve_function_body_p): No need to preserve function body
14164 * cif-codes.def (CIF_THUNK): Remove.
14165 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
14167 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14169 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
14171 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14173 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
14176 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14178 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
14179 (inline_small_functions): Do not look for function symbol when
14182 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14184 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
14187 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14188 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14189 Jiong Wang <jiong.wang@arm.com>
14191 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
14192 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
14193 Define __ARM_FP16_ARGS when appropriate.
14194 * config/arm/arm.c (arm_invalid_parameter_type): Remove
14196 (arm_invalid_return_type): Likewise.
14197 (TARGET_INVALID_PARAMETER_TYPE): Remove.
14198 (TARGET_INVALID_RETURN_TYPE): Remove.
14199 (aapcs_vfp_sub_candidate): Allow HFmode.
14200 (aapcs_vfp_allocate): Add comment. Support HFmode.
14201 (aapcs_vfp_allocate_return_reg): Likewise.
14202 (struct aapcs_cp_arg_layout): Slightly reword comments for
14203 is_return_candidate and allocate_return_reg.
14204 (output_mov_vfp): Update assert.
14205 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
14207 (arm_invalid_parameter_type): Remove.
14208 (amr_invalid_return_type): Remove.
14209 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
14210 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
14211 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
14213 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14215 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
14216 * config/aarch64/arch64-protos.h
14217 (aarch64_legitimize_reload_address): Remove.
14218 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
14221 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
14223 * configure.ac: Add ACX_NONCANONICAL_HOST.
14224 * configure: Regenerate.
14225 * Makefile.in: Set host_noncanonical.
14227 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
14230 * config/i386/i386.md (*movtf_internal): Before register allocation,
14231 do not allow FP constants for CM_MEDIUM memory model, allow only
14232 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
14233 (*movxf_internal): Ditto.
14234 (*movdf_internal): Ditto.
14235 (*movsf_internal): Ditto.
14237 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
14239 PR rtl-optimization/67483
14240 * combine.c (make_compound_operation): Don't call extract_left_shift
14241 with negative shift amounts.
14243 2016-05-13 Jakub Jelinek <jakub@redhat.com>
14246 * fold-const.c (fold_checksum_tree): Allow modification
14247 of TYPE_ALIAS_SET during folding.
14249 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
14250 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
14251 (ix86_split_to_parts): Likewise. Fix up formatting.
14253 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
14255 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
14256 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
14259 2016-05-13 Nathan Sidwell <nathan@acm.org>
14261 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
14262 (nvptx_name_replacement): Delete.
14263 (write_fn_proto, write_fn_proto_from_insn,
14264 nvptx_output_call_insn): Remove nvptx_name_replacement call.
14265 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
14266 * langhooks.c (add_builtin_funcction_common): Call
14267 targetm.mangle_decl_assembler_name.
14269 * config/nvptx/nvptx.c (write_fn_proto): Handle
14270 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
14272 2016-05-13 Martin Liska <mliska@suse.cz>
14274 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
14275 and PRIu64 in printf format.
14277 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14279 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
14282 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14284 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14285 Change --param max-completely-peeled-times to
14286 --param max-completely-peel-times in dump file printing.
14288 2016-05-13 Richard Biener <rguenther@suse.de>
14290 PR tree-optimization/42587
14291 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
14292 (find_bswap_or_nop_1): Likewise.
14293 (bswap_replace): Likewise.
14295 2016-05-13 Martin Liska <mliska@suse.cz>
14297 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
14298 Initialize a variable with default value.
14300 2016-05-13 Martin Liska <mliska@suse.cz>
14302 * doc/invoke.texi: Enhance explanation of error recovery
14305 2016-05-13 Martin Liska <mliska@suse.cz>
14307 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
14308 (struct cost_pair): Change inv_expr_id (int) to inv_expr
14309 (iv_inv_expr_ent *).
14310 (struct iv_inv_expr_ent): Comment struct fields.
14311 (sort_iv_inv_expr_ent): New function.
14312 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
14313 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
14314 a hash_map between iv_inv_expr_ent and number of usages.
14315 (niter_for_exit): Fix coding style.
14316 (tree_ssa_iv_optimize_init): Use renamed variable.
14317 (determine_base_object): Fix coding style.
14318 (alloc_iv): Likewise.
14319 (find_interesting_uses_outside): Likewise.
14320 (add_candidate_1): Likewise.
14321 (add_standard_iv_candidates): Likewise.
14322 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
14323 (prepare_decl_rtl): Fix coding style.
14324 (get_address_cost): Likewise.
14325 (get_shiftadd_cost): Likewise.
14326 (force_expr_to_var_cost): Likewise.
14327 (compare_aff_trees): Likewise.
14328 (get_expr_id): Restructure the function.
14329 (get_loop_invariant_expr_id): Renamed to
14330 get_loop_invariant_expr.
14331 (get_computation_cost_at): Replace usage of inv_expr_id with
14333 (get_computation_cost): Likewise.
14334 (determine_group_iv_cost_generic): Likewise.
14335 (determine_group_iv_cost_address): Likewise.
14336 (iv_period): Fix coding style.
14337 (iv_elimination_compare_lt): Likewise.
14338 (may_eliminate_iv): Likewise.
14339 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
14341 (determine_group_iv_costs): Dump invariant expressions.
14342 (iv_ca_recount_cost): Use the newly added hash_map.
14343 (iv_ca_set_remove_invariants): Fix coding style.
14344 (iv_ca_set_add_invariants): Fix coding style.
14345 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
14347 (iv_ca_set_cp): Likewise.
14348 (iv_ca_new): Initialize the newly added hash_map and remove
14349 initialization of fields.
14350 (iv_ca_free): Delete the hash_map.
14351 (iv_ca_dump): Dump invariant expressions.
14352 (iv_ca_extend): Fix coding style.
14353 (try_add_cand_for): Likewise.
14354 (create_new_ivs): Dump information about # of avg iterations and
14355 # of used invariant expressions.
14356 (rewrite_use_compare): Fix coding style.
14357 (free_loop_data): Set default value for max_inv_expr_id.
14359 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
14361 * cse.c (rest_of_handle_cse): Use cleanup_cfg
14362 returned value cse_cfg_altered computation.
14363 (rest_of_handle_cse2): Likewise.
14364 (rest_of_handle_cse_after_global_opts): Likewise.
14366 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14369 * config/arm/arm.c (arm32_output_mi_thunk): New.
14370 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
14371 to split Thumb1 vs TARGET_32BIT functionality.
14372 (arm_thumb1_mi_thunk): New.
14374 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14376 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
14379 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14382 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
14384 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
14386 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
14387 (expand_builtin_trap): Emit a regular call.
14388 (set_builtin_user_assembler_name): Remove obsolete cases.
14389 * dse.c (scan_insn): Adjust.
14390 * except.c: Include calls.h.
14391 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
14392 emit a regular call to setjmp.
14393 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
14394 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
14395 (emit_block_move_via_libcall): Delete.
14396 (block_move_fn): Delete.
14397 (init_block_move_fn): Likewise.
14398 (emit_block_move_libcall_fn): Likewise.
14399 (emit_block_op_via_libcall): New function.
14400 (set_storage_via_libcall): Tidy up and use memset builtin.
14401 (block_clear_fn): Delete.
14402 (init_block_clear_fn): Likewise.
14403 (clear_storage_libcall_fn): Likewise.
14404 (expand_assignment): Call emit_block_move_via_libcall.
14405 Do not include gt-expr.h.
14406 * expr.h (emit_block_op_via_libcall): Declare.
14407 (emit_block_copy_via_libcall): New inline function.
14408 (emit_block_move_via_libcall): Likewise.
14409 (emit_block_comp_via_libcall): Likewise.
14410 (block_clear_fn): Delete.
14411 (init_block_move_fn): Likewise.
14412 (init_block_clear_fn): Likewise.
14413 (emit_block_move_via_libcall): Likewise.
14414 (set_storage_via_libcall): Add default parameter value.
14415 * libfuncs.h (enum libfunc_index): Remove obsolete values.
14416 (abort_libfunc): Delete.
14417 (memcpy_libfunc): Likewise.
14418 (memmove_libfunc): Likewise.
14419 (memcmp_libfunc): Likewise.
14420 (memset_libfunc): Likewise.
14421 (setbits_libfunc): Likewise.
14422 (setjmp_libfunc): Likewise.
14423 (longjmp_libfunc): Likewise.
14424 (profile_function_entry_libfunc): Likewise.
14425 (profile_function_exit_libfunc): Likewise.
14426 (gcov_flush_libfunc): Likewise.
14427 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
14428 and DECL_VISIBILITY on the declaration.
14429 (init_optabs): Do not initialize obsolete libfuncs.
14430 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
14431 * tree-core.h (ECF_RET1): Define.
14432 (ECF_TM_PURE): Adjust.
14433 (ECF_TM_BUILTIN): Likewise.
14434 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
14435 (build_common_builtin_nodes): Initialize abort builtin.
14436 Add ECF_RET1 on memcpy, memmove and memset builtins.
14437 Pass final flags for alloca and alloca_with_align builtins.
14438 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
14440 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
14441 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
14442 set_storage_via_libcall and call emit_block_copy_via_libcall.
14444 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
14446 * config/i386/i386.md (*call_got_x32): Change operand 0 to
14447 DImode before it is passed to ix86_output_call_operand.
14448 (*call_value_got_x32): Ditto for operand 1.
14450 2016-05-12 Jiong Wang <jiong.wang@arm.com>
14452 PR rtl-optimization/70904
14453 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
14454 reload for wide mode.
14456 2016-05-12 Marek Polacek <polacek@redhat.com>
14459 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
14460 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
14461 * langhooks.h (incomplete_type_error): Likewise.
14462 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
14463 parameter, pass it down to incomplete_type_error.
14464 * tree.h (size_in_bytes): New inline overload.
14465 (size_in_bytes_loc): Renamed from size_in_bytes.
14467 2016-05-12 Richard Biener <rguenther@suse.de>
14469 PR tree-optimization/71059
14470 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
14471 nary before looking up or entering the expression into the VN
14473 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
14474 Make sure to re-use NARYs without result as inserted by
14477 2016-05-12 Richard Biener <rguenther@suse.de>
14479 PR tree-optimization/71062
14480 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14482 * tree-ssa-structalias.c (set_uids_in_ptset): Set
14483 vars_contains_restrict if the var is a restrict tag.
14484 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
14485 do not disambiguate pointers against it.
14486 (dump_points_to_solution): Re-structure and adjust for new
14487 vars_contains_restrict flag.
14488 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
14490 2016-05-12 Martin Liska <mliska@suse.cz>
14492 * doc/invoke.texi: Explain connection between
14493 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
14495 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
14497 PR tree-optimization/71006
14498 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
14499 consider COND_EXPR as a mask producer.
14501 2016-05-12 Marek Polacek <polacek@redhat.com>
14504 * opts.c (common_handle_option): Detect missing argument for --help^.
14506 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14509 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
14510 when popping the PC and within an interrupt handler routine.
14511 Add missing tab to output of "ldmfd".
14512 (output_return_instruction): Output LDMFD with SP update rather
14513 than POP when returning from interrupt handler.
14515 2016-05-12 Jakub Jelinek <jakub@redhat.com>
14517 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
14518 TARGET_64BIT && TARGET_AVX512DQ.
14519 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
14520 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
14521 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
14522 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
14523 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
14524 (*vec_extractv4si_zext): Add avx512dq alternative.
14525 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
14526 use v instead of x constraint in other alternatives where possible.
14528 * config/i386/sse.md (sse2_loadld): Use v instead of x
14529 constraint in alternatives 0,1,4.
14531 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
14532 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
14533 v constraints instead of x and <pinsr_evex_isa> isa attribute.
14536 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
14537 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
14538 is not emitted unless TARGET_AVX512BW.
14539 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
14540 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
14541 for the result operand.
14543 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
14544 constraint instead of x in avx alternatives. Use maybe_evex instead
14547 * config/i386/constraints.md (Yv): New constraint.
14548 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
14549 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
14550 * config/i386/i386.md (avx512fvecmode): New mode attr.
14551 (*pushtf): Use v constraint instead of x.
14552 (*movtf_internal): Likewise. For TARGET_AVX512VL and
14553 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
14554 (*absneg<mode>2): Use Yv constraint instead of x constraint.
14555 (*absnegtf2_sse): Likewise.
14556 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
14557 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
14558 avx512f alternatives.
14559 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
14561 2016-05-12 Richard Biener <rguenther@suse.de>
14563 PR tree-optimization/71060
14564 * tree-data-ref.c (initialize_data_dependence_relation): Do not
14565 require exact match of DR_BASE_OBJECT but only matching address and
14568 2016-05-12 Richard Biener <rguenther@suse.de>
14570 PR tree-optimization/70986
14571 * cfganal.c: Include cfgloop.h.
14572 (dfs_find_deadend): Prefer to take edges exiting loops.
14574 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14576 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
14577 compile and run time.
14579 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
14582 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
14584 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
14586 * config/i386/i386.c (legitimize_pic_address): Use
14587 copy_to_suggested_reg instead of gen_movsi.
14589 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14591 * config/rs6000/predicates.md (quad_memory_operand): Move most of
14592 the code into quad_address_p and call it to share code with
14593 vsx_quad_dform_memory_operand.
14594 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
14596 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
14597 bit instead of being a separate word. Split -mpower9-dform into
14598 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14599 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
14600 for the register class supporting 128-bit quad word memory offsets.
14601 (mode_supports_vsx_dform_quad): Helper function to return if the
14602 register class uses quad word memory offsets.
14603 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
14604 (rs6000_debug_reg_global): Always print if we are using LRA or not.
14605 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
14606 instructions are enabled, set up the appropriate addr_masks for
14608 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
14609 -mpower9-dform-scalar, instead of -mpower9-dform.
14610 (rs6000_option_override_internal): Split -mpower9-dform into two
14611 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
14612 -mpower9-dform switch sets or clears both. If we are not using
14613 the LRA register allocator, do not enable -mpower9-dform-vector by
14614 default. If we are using LRA, enable -mpower9-dform-vector and
14615 -mvsx-timode if it is appropriate. Issue a warning if either
14616 -mpower9-dform-vector or -mvsx-timode are explicitly used without
14618 (quad_address_offset_p): New helper function to return if the
14619 offset is legal for quad word memory instructions.
14620 (quad_address_p): New function to determin if GPR or vector
14621 register quad word memory addresses are legal.
14622 (mem_operand_gpr): Validate quad word address offsets.
14623 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
14624 d-form (register + offset) instructions.
14625 (offsettable_ok_by_alignment): Likewise.
14626 (rs6000_legitimate_offset_address_p): Likewise.
14627 (legitimate_lo_sum_address_p): Likewise.
14628 (rs6000_legitimize_address): Likewise.
14629 (rs6000_legitimize_reload_address): Add more debug statements for
14631 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
14632 d-form instructions.
14633 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
14634 d-form instructions. Distinguish different cases in debug
14635 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
14636 d-form instructions.
14637 (rs6000_preferred_reload_class): Likewise.
14638 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
14639 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
14640 of the ISA 2.06 indexed memory instructions.
14641 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
14642 use them to save/restore the saved vector registers instead of
14643 using Altivec instructions.
14644 (rs6000_emit_epilogue): Likewise.
14645 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
14646 (rs6000_opt_masks): Split -mpower9-dform into
14647 -mpower9-dform-scalar and -mpower9-dform-vector.
14648 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
14650 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
14651 ISA 3.0 vector indexed memory instructions, and fold the code into
14652 the normal mov<mode> patterns.
14653 (p9_vecstore_<mode>): Likewise.
14654 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
14656 (vsx_movti_64bit): Likewise.
14657 (vsx_movti_32bit): Likewise.
14658 * config/rs6000/constraints.md (wO constraint): New constraint for
14659 ISA 3.0 vector d-form support.
14660 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
14661 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
14662 include -mpower9-dform-vector until we switch over to LRA.
14663 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
14664 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14665 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
14666 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
14667 for -mpower9-dform and -mlra.
14668 * doc/md.texi (wO constraint): Document wO constraint.
14670 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
14672 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
14673 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
14674 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
14675 Move handling of non-insn arguments inline into the sole user:
14676 (output_trans_func): ...here.
14677 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
14678 in emitted function prototype.
14679 (output_internal_insn_latency_func): Ditto. Simplify.
14680 (output_internal_maximal_insn_latency_func): Ditto. Delete
14681 always-unused argument.
14682 (output_insn_latency_func): Ditto.
14683 (output_maximal_insn_latency_func): Ditto.
14685 2016-05-11 Richard Biener <rguenther@suse.de>
14687 PR tree-optimization/71055
14688 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
14689 sth with precision not equal to access size verify we don't chop
14692 2016-05-11 Richard Biener <rguenther@suse.de>
14695 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
14696 (dwarf2out_finish): Move retry_incomplete_types call ...
14697 (dwarf2out_early_finish): ... here.
14699 2016-05-11 Richard Biener <rguenther@suse.de>
14701 PR middle-end/71002
14702 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
14703 if the langhook insists on it.
14704 * fold-const.c (make_bit_field_ref): Add arg for the original
14705 reference and preserve its alias-set.
14706 (decode_field_reference): Take exp by reference and adjust it
14707 to the original memory reference.
14708 (optimize_bit_field_compare): Adjust callers.
14709 (fold_truth_andor_1): Likewise.
14710 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
14712 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
14714 PR middle-end/70807
14715 * cfgrtl.h (delete_insn_and_edges): Now return bool.
14716 * cfgrtl.c (delete_insn_and_edges): Likewise.
14717 * config/i386/i386.c (convert_scalars_to_vector): Remove
14719 * cse.c (cse_insn): Compute cse_cfg_altered.
14720 (delete_trivially_dead_insns): Likewise.
14721 (cse_cc_succs): Likewise.
14722 (rest_of_handle_cse): Free dominance info if required.
14723 (rest_of_handle_cse2): Likewise.
14724 (rest_of_handle_cse_after_global_opts): Likewise.
14726 2016-05-11 Alan Modra <amodra@gmail.com>
14728 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
14729 abi_v4_pass_in_fpr): New functions.
14730 (rs6000_function_arg_boundary): Exclude complex IBM long double
14731 from 64-bit alignment when ABI_V4.
14732 (rs6000_function_arg, rs6000_function_arg_advance_1,
14733 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
14735 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
14737 PR rtl-optimization/71028
14738 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
14739 jump with just a return in the fallthrough block if the branch
14740 block contains just a return as well.
14742 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
14744 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
14745 * match.pd ((X & Y) ^ Y): ... this.
14746 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
14747 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
14749 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14751 * read-md.c (require_char_ws): New function.
14752 (read_string): Simplify using require_char_ws.
14753 (handle_constants): Likewise.
14754 (handle_enum): Likewise.
14755 (handle_file): Likewise.
14756 * read-md.h (require_char_ws): New declaration.
14757 * read-rtl.c (read_conditions): Simplify using require_char_ws.
14758 (read_mapping): Likewise.
14759 (read_rtx_code): Likewise.
14760 (read_nested_rtx): Likewise.
14762 2016-05-10 James Norris <jnorris@codesourcery.com>
14764 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
14765 if offloading is enabled and -fopenacc or -fopenmp is specified.
14766 (CRTOFFLOADEND): Likewise.
14767 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
14768 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
14770 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
14772 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
14773 gotoff_operand code paths. Use copy_to_suggested_regs and
14774 expand_simple_binop where appropriate. Cleanup.
14776 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14779 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
14781 (dimode_scalar_chain::vector_const_cost): New.
14782 (dimode_scalar_chain::compute_convert_gain): Handle constants.
14783 (dimode_scalar_chain::convert_op): Likewise.
14784 (dimode_scalar_chain::convert_insn): Likewise.
14786 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14788 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
14789 unary operation, not a binary one.
14791 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14793 PR middle-end/70877
14794 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
14795 calls with type casted fndecl.
14797 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14799 PR tree-optimization/70786
14800 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
14801 * calls.c (initialize_argument_information): Bind bounds
14802 with corresponding args passed by reference.
14804 2016-05-10 Jakub Jelinek <jakub@redhat.com>
14807 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
14808 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
14809 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
14812 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14815 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
14816 code for a zero scale factor.
14817 (vsx_xvcvdpuxds_scale): Likewise.
14819 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14821 * diagnostic-show-locus.c (layout::layout): Call show_ruler
14822 if show_ruler_p was set on the context.
14823 (layout::show_ruler): New method.
14824 * diagnostic.h (struct diagnostic_context): Add field
14827 2016-05-10 Richard Biener <rguenther@suse.de>
14829 PR tree-optimization/71039
14830 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
14831 (chk_uses): New function.
14832 (propagate_with_phi): Verify we can safely replicate the lhs of an
14833 aggregate assignment on all incoming edges.
14835 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
14837 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
14839 (rx_atomic_sequence): New class.
14840 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
14841 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
14843 (rx_atomic_sequence::rx_atomic_sequence,
14844 rx_atomic_sequence::~rx_atomic_sequence): New functions.
14845 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
14846 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
14847 CTRLREG_INTB): New constants.
14848 (FETCHOP): New code iterator.
14849 (fethcop_name, fetchop_name2): New iterator code attributes.
14850 (QIHI): New mode iterator.
14851 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
14852 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
14853 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
14855 2016-05-10 Martin Liska <mliska@suse.cz>
14857 * tree-inline.c (remap_dependence_clique): Do not remap
14858 debugging statements.
14860 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14862 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
14863 ("*fixuns_truncdfdi2_z13")
14864 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
14865 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
14866 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
14868 2016-05-10 Richard Biener <rguenther@suse.de>
14870 PR tree-optimization/70497
14871 PR tree-optimization/28367
14872 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
14874 (visit_reference_op_load): ... here.
14875 (vn_reference_lookup_3): Use it to handle subreg-like accesses
14876 with simplified BIT_FIELD_REFs.
14877 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
14878 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
14881 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14883 * dwarf2out.c (add_abstract_origin_attribute): Adjust
14884 documentation comment. For BLOCK nodes, add a
14885 DW_AT_abstract_origin attribute that points to the DIE generated
14886 for the origin BLOCK.
14887 (gen_lexical_block_die): Call add_abstract_origin_attribute for
14888 blocks from inlined functions.
14890 2016-05-10 Alan Modra <amodra@gmail.com>
14893 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
14894 regrename modifying insns saving lr before __morestack call.
14895 * config/rs6000/rs6000.md (split_stack_return): Similarly for
14896 insns restoring lr after __morestack call.
14898 2016-05-09 Jakub Jelinek <jakub@redhat.com>
14900 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
14901 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
14903 * config/i386/sse.md (vec_interleave_high<mode>,
14904 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
14905 <avx512>_vpermt2var<mode>3_maskz): Likewise.
14907 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
14909 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
14910 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
14911 parallel reassociation for power8 and forward.
14913 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
14915 * config/i386/i386.md (absneg splitters with general regs): Use
14916 general_reg_operand predicate.
14917 (btsq peephole2): Use x86_64_immediate_operand to check if new
14918 value is suitable for immediate operand. Generate emitted insn
14919 using RTL expressions.
14920 (btcq peephole2): Ditto.
14921 (btrq peephole2): Ditto. Generate correct immediate operand
14924 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14926 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
14929 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14931 * tree-affine.c (wide_int_constant_multiple_p): Add missing
14932 pointer dereference.
14934 2016-05-09 Richard Biener <rguenther@suse.de>
14936 PR tree-optimization/70985
14937 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
14938 op0 isn't a gimple register.
14940 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
14942 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
14943 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
14944 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
14945 (i6400_fpu_mult): New cpu units.
14946 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
14947 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
14948 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
14949 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
14950 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
14951 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
14952 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
14953 (i6400_msa_long_float4, i6400_msa_long_float5)
14954 (i6400_msa_long_float8, i6400_msa_fdiv_df)
14955 (i6400_msa_fdiv_sf): New reservations.
14956 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
14957 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
14958 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
14959 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
14960 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
14961 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
14962 (msa_short_cmp, msa_short_float2, msa_short_logic3)
14963 (msa_short_store4, msa_long_load, msa_short_store)
14964 (msa_long_logic, msa_long_float2, msa_long_float4)
14965 (msa_long_float5, msa_long_float8, msa_long_mult)
14966 (msa_long_fdiv, msa_long_div): New reservations.
14968 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
14969 Sameera Deshpande <sameera.deshpande@imgtec.com>
14970 Matthew Fortune <matthew.fortune@imgtec.com>
14971 Graham Stott <graham.stott@imgtec.com>
14972 Chao-ying Fu <chao-ying.fu@imgtec.com>
14974 * config.gcc: Add MSA header file for mips*-*-* target.
14975 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
14976 (Ubv8i, Urv8): New constraints.
14977 * config/mips/mips-ftypes.def: Add function types for MSA
14979 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
14980 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
14981 * config/mips/mips-msa.md: New file.
14982 * config/mips/mips-protos.h
14983 (mips_split_128bit_const_insns): New prototype.
14984 (mips_msa_idiv_insns): Likewise.
14985 (mips_split_128bit_move): Likewise.
14986 (mips_split_128bit_move_p): Likewise.
14987 (mips_split_msa_copy_d): Likewise.
14988 (mips_split_msa_insert_d): Likewise.
14989 (mips_split_msa_fill_d): Likewise.
14990 (mips_expand_msa_branch): Likewise.
14991 (mips_const_vector_same_val_p): Likewise.
14992 (mips_const_vector_same_bytes_p): Likewise.
14993 (mips_const_vector_same_int_p): Likewise.
14994 (mips_const_vector_shuffle_set_p): Likewise.
14995 (mips_const_vector_bitimm_set_p): Likewise.
14996 (mips_const_vector_bitimm_clr_p): Likewise.
14997 (mips_msa_vec_parallel_const_half): Likewise.
14998 (mips_msa_output_division): Likewise.
14999 (mips_ldst_scaled_shift): Likewise.
15000 (mips_expand_vec_cond_expr): Likewise.
15001 * config/mips/mips.c (enum mips_builtin_type): Add
15002 MIPS_BUILTIN_MSA_TEST_BRANCH.
15003 (mips_gen_const_int_vector_shuffle): New prototype.
15004 (mips_const_vector_bitimm_set_p): New function.
15005 (mips_const_vector_bitimm_clr_p): Likewise.
15006 (mips_const_vector_same_val_p): Likewise.
15007 (mips_const_vector_same_bytes_p): Likewise.
15008 (mips_const_vector_same_int_p): Likewise.
15009 (mips_const_vector_shuffle_set_p): Likewise.
15010 (mips_symbol_insns): Forbid loading symbols via immediate for
15012 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
15014 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
15016 (mips_lx_address_p): Add support load indexed address for MSA.
15017 (mips_address_insns): Add calculation of instructions needed for
15018 stores and loads for MSA.
15019 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
15020 CONST_VECTOR for MSA and let it fall through.
15021 (mips_ldst_scaled_shift): New function.
15022 (mips_subword_at_byte): Likewise.
15023 (mips_msa_idiv_insns): Likewise.
15024 (mips_legitimize_move): Validate MSA moves.
15025 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
15026 calculation of costs for MSA division.
15027 (mips_split_move_p): Check if MSA moves need splitting.
15028 (mips_split_move): Split MSA moves if necessary.
15029 (mips_split_128bit_move_p): New function.
15030 (mips_split_128bit_move): Likewise.
15031 (mips_split_msa_copy_d): Likewise.
15032 (mips_split_msa_insert_d): Likewise.
15033 (mips_split_msa_fill_d): Likewise.
15034 (mips_output_move): Handle MSA moves.
15035 (mips_expand_msa_branch): New function.
15036 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
15037 Reinstate 'y' modifier.
15038 (mips_file_start): Add MSA .gnu_attribute.
15039 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
15041 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
15042 (mips_class_max_nregs): Add register size for MSA supported mode.
15043 (mips_cannot_change_mode_class): Allow conversion between MSA
15044 vector modes and TImode.
15045 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
15047 (mips_secondary_reload_class): Force MSA loads/stores via memory.
15048 (mips_preferred_simd_mode): Add preffered modes for MSA.
15049 (mips_vector_mode_supported_p): Add MSA supported modes.
15050 (mips_autovectorize_vector_sizes): New function.
15051 (mips_msa_output_division): Likewise.
15052 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
15053 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
15054 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
15055 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
15056 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
15057 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
15058 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
15059 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
15060 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
15061 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
15062 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
15063 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
15064 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
15065 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
15066 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
15067 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
15068 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
15069 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
15070 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
15071 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
15072 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
15073 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
15074 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
15075 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
15076 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
15077 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
15078 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
15079 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
15080 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
15081 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
15082 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
15083 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
15084 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
15085 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
15086 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
15087 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
15088 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
15089 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
15090 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
15091 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
15092 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
15093 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
15094 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
15095 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
15096 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15097 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15098 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15099 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15100 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15101 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15102 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15103 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15104 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
15105 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
15106 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
15107 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
15108 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
15109 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
15110 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
15111 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
15112 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
15113 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
15114 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
15115 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
15116 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
15117 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
15118 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
15119 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
15120 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
15121 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
15122 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
15123 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
15124 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
15125 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
15126 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
15127 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
15128 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
15129 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
15130 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
15131 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
15132 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
15133 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
15134 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
15135 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
15136 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
15137 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
15138 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
15139 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
15140 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
15141 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
15142 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
15143 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
15144 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
15145 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
15146 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
15147 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
15148 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
15149 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
15150 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
15151 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
15152 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
15153 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
15154 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
15155 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
15156 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
15157 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
15158 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
15159 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
15160 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
15161 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
15162 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
15163 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
15164 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
15165 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
15166 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
15167 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
15168 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
15169 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
15170 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
15171 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
15172 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
15173 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
15174 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
15175 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
15176 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
15177 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
15178 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
15179 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
15180 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
15181 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
15182 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
15183 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
15184 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
15185 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
15186 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
15187 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
15188 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
15189 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
15190 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
15191 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
15192 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
15193 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
15194 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
15195 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
15196 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
15197 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
15198 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
15199 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
15200 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
15201 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
15202 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
15204 (mips_get_builtin_decl_index): New array.
15205 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
15206 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
15207 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
15208 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
15209 (mips_init_builtins): Initialize mips_get_builtin_decl_index
15211 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
15213 (mips_expand_builtin_insn): Prepare operands for
15214 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
15215 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
15216 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
15217 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
15218 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
15219 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
15220 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
15221 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
15222 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
15223 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
15224 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
15225 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
15226 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
15227 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
15228 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
15229 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
15230 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
15231 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
15232 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
15233 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
15234 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
15235 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
15236 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
15237 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
15238 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
15239 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
15240 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
15241 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
15242 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
15243 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
15244 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
15245 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
15246 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
15247 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
15248 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
15249 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
15250 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
15251 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
15252 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
15253 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
15254 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
15255 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
15256 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
15257 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
15258 These are set implicitly and an error is reported if overridden.
15259 (mips_expand_builtin_msa_test_branch): New function.
15260 (mips_expand_msa_shuffle): Likewise.
15261 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
15262 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
15263 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
15264 (mips_expand_vec_unpack): Add support for MSA.
15265 (mips_expand_vector_init): Likewise.
15266 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
15267 instead of const0_rtx.
15268 (mips_msa_vec_parallel_const_half): New function.
15269 (mips_gen_const_int_vector): Likewise.
15270 (mips_gen_const_int_vector_shuffle): Likewise.
15271 (mips_expand_msa_cmp): Likewise.
15272 (mips_expand_vec_cond_expr): Likewise.
15273 * config/mips/mips.h
15274 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
15275 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
15277 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
15278 (ISA_HAS_MSA): New macro.
15279 (UNITS_PER_MSA_REG): Likewise.
15280 (BITS_PER_MSA_REG): Likewise.
15281 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
15282 (MSA_REG_FIRST): New macro.
15283 (MSA_REG_LAST): Likewise.
15284 (MSA_REG_NUM): Likewise.
15285 (MSA_REG_P): Likewise.
15286 (MSA_REG_RTX_P): Likewise.
15287 (MSA_SUPPORTED_MODE_P): Likewise.
15288 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
15289 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
15290 * config/mips/mips.md: Include mips-msa.md.
15291 (alu_type): Add simd_add.
15292 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
15293 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
15294 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
15295 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
15296 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
15297 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
15298 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
15299 simd_move, simd_load, simd_store. Choose "multi" for moves
15301 (qword_mode): New attribute.
15302 (insn_count): Add instruction count for quad moves.
15303 Increase the count for MIPS SIMD division.
15304 (UNITMODE): Add UNITMODEs for vector types.
15305 (addsub): New code iterator.
15306 * config/mips/mips.opt (mmsa): New option.
15307 * config/mips/msa.h: New file.
15308 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
15310 * config/mips/mti-linux.h: Likewise.
15311 * config/mips/predicates.md
15312 (const_msa_branch_operand): New constraint.
15313 (const_uimm3_operand): Likewise.
15314 (const_uimm4_operand): Likewise.
15315 (const_uimm5_operand): Likewise.
15316 (const_uimm8_operand): Likewise.
15317 (const_imm5_operand): Likewise.
15318 (aq10b_operand): Likewise.
15319 (aq10h_operand): Likewise.
15320 (aq10w_operand): Likewise.
15321 (aq10d_operand): Likewise.
15322 (const_m1_operand): Likewise.
15323 (reg_or_m1_operand): Likewise.
15324 (const_exp_2_operand): Likewise.
15325 (const_exp_4_operand): Likewise.
15326 (const_exp_8_operand): Likewise.
15327 (const_exp_16_operand): Likewise.
15328 (const_vector_same_val_operand): Likewise.
15329 (const_vector_same_simm5_operand): Likewise.
15330 (const_vector_same_uimm5_operand): Likewise.
15331 (const_vector_same_uimm6_operand): Likewise.
15332 (const_vector_same_uimm8_operand): Likewise.
15333 (par_const_vector_shf_set_operand): Likewise.
15334 (reg_or_vector_same_val_operand): Likewise.
15335 (reg_or_vector_same_simm5_operand): Likewise.
15336 (reg_or_vector_same_uimm6_operand): Likewise.
15337 * doc/extend.texi (MIPS SIMD Architecture Functions): New
15339 * doc/invoke.texi (-mmsa): Document new option.
15341 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15343 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
15344 * configure: Regenerate.
15345 * config.in: Regenerate.
15346 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
15347 on -fvtable-verify.
15348 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
15349 (ENDFILE_VTV_SPEC): Define.
15351 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
15353 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
15354 registers in all interrupt handlers if necessary.
15355 (rl78_option_override): Add warning.
15356 (MUST_SAVE_MDUC_REGISTERS): New macro.
15357 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
15358 * config/rl78/rl78.c (check_mduc_usage): New function.
15359 (mduc_regs): New structure to hold MDUC register data.
15360 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
15361 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
15362 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
15363 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
15364 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
15365 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
15367 2016-05-09 Bin Cheng <bin.cheng@arm.com>
15369 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
15370 (tree-ssa-loop-niter.h): Ditto.
15371 (idx_within_array_bound, ref_within_array_bound): New functions.
15372 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
15373 Factor out check on writable base object to ...
15374 (base_object_writable): ... here.
15376 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15378 * config/arm/arm.md (probe_stack): Add modes to set source
15381 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
15383 * regrename.c (base_reg_class_for_rename): New static function.
15384 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
15386 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
15388 * cgraph.c (thunk_adjust): Export.
15389 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
15390 * cgraphunit.c (thunk_adjust): Export.
15391 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
15393 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
15395 * tree-inline.c (expand_call_inline): Expand thunks inline.
15397 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
15400 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
15401 (*sse2_vd_cvtss2sd): Ditto.
15402 * config/i386/i386.md
15403 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
15404 Generate *sse2_vd_cvtsd2ss pattern.
15405 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
15406 Generate *sse2_vd_cvtss2sd pattern.
15408 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15410 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
15411 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
15414 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15416 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
15417 * config/sh/sh.c: Define and declare variables on first use throughout
15419 (current_function_interrupt): Change to bool type.
15420 (frame_insn): Rename to emit_frame_insn and update users.
15421 (push_regs): Use bool for 'interrupt_handler' argument.
15422 (save_schedule_s): Remove.
15423 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
15424 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
15425 targetm.asm_out.unaligned_op.di.
15426 (gen_far_branch): Remove redundant forward declaration.
15427 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
15428 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
15429 (sh_set_return_address, sh_function_ok_for_sibcall,
15430 scavenge_reg): Update comments.
15431 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
15432 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
15433 (sh_attr_renesas_p): Remove unnecessary parentheses.
15434 (branch_dest): Simplify.
15435 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
15436 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
15437 (CUMULATIVE_ARGS): Change macro to typedef.
15438 (current_function_interrupt): Change to bool type.
15439 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
15440 Surround with __cplusplus ifdef.
15441 (sh_compare_op0, sh_compare_op1): Remove.
15442 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
15444 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
15446 * config/arm/arm.md: (arch): Add neon.
15447 (arch_enabled): Return yes for arch neon when TARGET_NEON.
15448 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
15449 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
15450 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
15451 attributes for alt renumbering. Mark alt 3 as non-predicable.
15452 (thumb2_movdf_vfp): Likewise.
15454 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
15456 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
15457 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
15458 (*andqi_1): Add preferred_for_speed attribute to disparage
15459 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
15460 (*<code>qi_1): Ditto.
15461 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
15462 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
15463 (*ashlqi3_1): Ditto.
15464 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
15465 Add preferred_for_size attribute to disparage alternative 0 and
15466 preferred_for_speed attribute to disparage alternative 1 for
15467 TARGET_PARTIAL_REG_STALL targets.
15469 2016-05-07 Tom de Vries <tom@codesourcery.com>
15471 PR tree-optimization/70956
15472 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
15475 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
15477 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
15478 * config/sh/sh.c (sh_cbranch_distance): Implement it.
15479 * config/sh/sh.md (branch_zero): Remove define_attr.
15480 (define_delay): Disable delay slot if branch distance is one insn.
15482 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15484 * config/i386/i386.md (LEAMODE): New mode attribute.
15485 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
15486 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
15487 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
15488 operand 2 predicate.
15489 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
15490 (*lea<mode>_general_3): Ditto.
15491 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
15493 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15495 * genmddump.c (main): Convert argv from char ** to const char **.
15497 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15499 * coretypes.h (OVERRIDE): New macro.
15500 (FINAL): New macro.
15502 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
15504 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
15505 allow coalescing if the types are compatible.
15507 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15509 * pass_manager.h (pass_manager::register_pass_name): New method.
15510 (pass_manager::get_pass_by_name): New method.
15511 (pass_manager::create_pass_tab): New method.
15512 (pass_manager::m_name_to_pass_map): New field.
15513 * passes.c (name_to_pass_map): Delete global in favor of field
15514 "m_name_to_pass_map" of pass_manager.
15515 (register_pass_name): Rename from a function to...
15516 (pass_manager::register_pass_name): ...this method, updating
15517 for renaming of global "name_to_pass_map" to field
15518 "m_name_to_pass_map".
15519 (create_pass_tab): Rename from a function to...
15520 (pass_manager::create_pass_tab): ...this method, updating
15521 for renaming of global "name_to_pass_map" to field.
15522 (get_pass_by_name): Rename from a function to...
15523 (pass_manager::get_pass_by_name): ...this method.
15524 (enable_disable_pass): Convert use of get_pass_by_name to
15525 a method call, locating the pass_manager singleton.
15527 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15529 * genattr-common.c (main): Convert argv from char ** to const char **.
15530 * genattr.c (main): Likewise.
15531 * genattrtab.c (main): Likewise.
15532 * genautomata.c (initiate_automaton_gen): Likewise.
15534 * gencodes.c (main): Likewise.
15535 * genconditions.c (main): Likewise.
15536 * genconfig.c (main): Likewise.
15537 * genconstants.c (main): Likewise.
15538 * genemit.c (main): Likewise.
15539 * genenums.c (main): Likewise.
15540 * genextract.c (main): Likewise.
15541 * genflags.c (main): Likewise.
15542 * genmddeps.c (main): Likewise.
15543 * genopinit.c (main): Likewise.
15544 * genoutput.c (main): Likewise.
15545 * genpeep.c (main): Likewise.
15546 * genpreds.c (main): Likewise.
15547 * genrecog.c (main): Likewise.
15548 * gensupport.c (init_rtx_reader_args_cb): Likewise.
15549 (init_rtx_reader_args): Likewise.
15550 * gensupport.h (init_rtx_reader_args_cb): Likewise.
15551 (init_rtx_reader_args): Likewise.
15552 * gentarget-def.c (main): Likewise.
15553 * read-md.c (read_md_files): Likewise.
15554 * read-md.h (read_md_files): Likewise.
15556 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15558 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
15559 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
15560 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
15561 Remove unused predicate.
15562 (register_and_not_fp_reg_operand): Ditto.
15564 2016-05-06 Martin Liska <mliska@suse.cz>
15566 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
15567 instead of vec as the vector is local to the function.
15569 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15571 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
15572 avx512bw alternative.
15574 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
15575 before the ashr<mode>3 pattern.
15577 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
15578 v instead of x in vex or maybe_vex alternatives, use
15579 maybe_evex instead of vex in prefix.
15581 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
15582 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
15583 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
15584 in vex or maybe_vex alternatives, use maybe_evex instead of vex
15587 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
15588 v instead of x in vex or maybe_vex alternatives, use
15589 maybe_evex instead of vex in prefix.
15591 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
15592 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
15593 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
15594 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
15595 alternatives, use maybe_evex instead of vex in prefix.
15597 * config/i386/sse.md (vec_interleave_lowv4sf,
15598 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
15599 v instead of x in vex or maybe_vex alternatives, use
15600 maybe_evex instead of vex in prefix.
15602 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
15603 v instead of x in vex or maybe_vex alternatives, use
15604 maybe_evex instead of vex in prefix.
15606 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
15607 v constraint instead of x.
15609 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
15611 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
15612 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
15615 2016-05-06 Richard Biener <rguenther@suse.de>
15617 PR tree-optimization/70948
15618 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
15619 Properly clobber all fields of va_list for __builtin_va_start.
15621 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
15624 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
15625 loop latch destination.
15627 2016-05-06 Martin Liska <mliska@suse.cz>
15629 * tree-ssa-uninit.c: Apply manual changes
15630 to the GNU coding style.
15631 (prune_uninit_phi_opnds): Rename from
15632 prune_uninit_phi_opnds_in_unrealizable_paths.
15634 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15636 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
15637 mspace): Remove deprecated options.
15638 * doc/invoke.texi (SH options): Remove -mspace.
15640 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15642 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
15644 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15646 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
15647 corresponding combine split pattern.
15649 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15652 * config/sh/predicates.md (long_displacement_mem_operand): New.
15653 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
15654 Add movi20, movi20s alternatives. Adjust length attribute for
15656 (movsi_ie): Allow for any FPU. Adjust length attribute for
15658 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
15659 attribute for alternatives.
15660 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
15661 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
15662 length attribute for alternatives.
15664 2016-05-06 Richard Biener <rguenther@suse.de>
15666 PR tree-optimization/70960
15667 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
15669 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15672 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
15673 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
15675 2016-05-06 Marek Polacek <polacek@redhat.com>
15678 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
15680 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15683 * config/sh/sh.md (*rotcr): Add another variant.
15685 2016-05-06 Richard Biener <rguenther@suse.de>
15687 PR middle-end/70931
15688 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
15690 2016-05-06 Richard Biener <rguenther@suse.de>
15692 PR middle-end/70941
15693 * fold-const.c (split_tree): Always convert to the original type
15696 2016-05-06 Richard Biener <rguenther@suse.de>
15698 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
15699 (fwprop_addr): Likewise.
15701 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15704 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
15706 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
15707 * config/i386/i386.md (push mem splitter): Use find_constant_src in
15708 the splitter condition.
15709 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
15710 the splitter condition.
15711 (FP float_extend load splitter): Ditto.
15713 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
15715 * config/i386/i386.md (peehole2 patterns): Change true_regnum
15716 to REGNO in all peephole2 patterns.
15717 (post-reload splitters): Change true_regnum to REGNO in
15718 post-reload splitters.
15719 (zero_extend splitters): Use general_reg_operand and
15720 nonimmediate_gr_operand predicates.
15722 2016-05-05 Jakub Jelinek <jakub@redhat.com>
15724 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
15725 v constraint instead of x.
15727 2016-05-05 Alan Modra <amodra@gmail.com>
15730 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
15731 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
15732 TARGET_NO_FP_IN_TOC for -mrelocatable.
15733 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
15734 TARGET_RELOCATABLE test.
15735 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15736 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15737 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15738 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15739 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15740 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15741 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15742 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15743 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
15744 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15746 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
15747 (rs6000_stack_info): Likewise.
15748 (rs6000_elf_asm_out_constructor): Likewise.
15749 (rs6000_elf_asm_out_destructor): Likewise.
15750 (rs6000_elf_declare_function_name): Likewise.
15751 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
15752 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
15755 2016-05-05 Alan Modra <amodra@gmail.com>
15757 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
15759 2016-05-05 Alan Modra <amodra@gmail.com>
15761 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
15762 out-of-line gpr restore for one or two regs if that would add
15765 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
15768 * config/i386/i386.md
15769 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
15770 Change to post-epilogue_completed late splitter. Use sse_reg_operand
15771 as operand 0 predicate.
15772 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
15774 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
15775 Ditto. Emit the pattern using RTX.
15777 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
15778 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
15779 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
15780 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
15782 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
15783 sse_reg_operand as operand 0 predicate.
15785 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
15786 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
15787 instead of gen_rtx_REG.
15788 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
15791 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15793 * function.c (emit_use_return_register_into_block): Delete.
15794 (gen_return_pattern): Delete.
15795 (emit_return_into_block): Delete.
15796 (active_insn_between): Delete.
15797 (convert_jumps_to_returns): Delete.
15798 (emit_return_for_exit): Delete.
15799 (thread_prologue_and_epilogue_insns): Delete all code dealing with
15800 simple_return for shrink-wrapped blocks.
15801 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
15802 end of blocks that need one.
15803 (get_unconverted_simple_return): Delete.
15804 (convert_to_simple_return): Delete.
15805 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
15806 (convert_to_simple_return): Ditto.
15808 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15810 * cfgcleanup.c (bb_is_just_return): New function.
15811 (try_optimize_cfg): Simplify jumps to return, branches to return,
15812 and branches around return.
15814 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15816 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
15817 branch to a return.
15819 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15823 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
15824 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
15825 assert flags & OEP_HASH_CHECK, instead of asserting it
15826 never happens. Handle TARGET_EXPR.
15827 * fold-const.c (operand_equal_p): For hash verification,
15828 or in OEP_HASH_CHECK into flags.
15830 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
15832 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
15834 (compute_samebase_partition_bases): Fix typo.
15836 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15838 * config/i386/sse.md (vec_interleave_highv8sf,
15839 vec_interleave_lowv8sf, vec_interleave_highv4df,
15840 vec_interleave_lowv4df): Remove constraints from expanders.
15842 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
15844 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15846 * tree-inline.c (expand_call_inline): Fix path dealing with
15847 making lhs of call statement undefined.
15849 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15851 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
15852 Check availability on NODE, too.
15853 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
15854 (cgraph_node::call_for_symbol_and_aliases): Likewise.
15855 (varpool_node::call_for_symbol_and_aliase): Likewise.
15856 * ipa-pure-const.c (add_new_function): Analyze all bodies.
15857 (propagate_pure_const): Propagate across interposable functions, too.
15858 (skip_function_for_local_pure_const): Do not skip interposable bodies
15860 (pass_local_pure_const::execute): Update.
15862 2016-05-04 Marek Polacek <polacek@redhat.com>
15864 * doc/invoke.texi: Document -Wdangling-else.
15866 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15868 * config.gcc: Error out when conflicting multilib is detected. Do not
15869 loop over multilibs since no combination is legal.
15871 2016-05-04 Alan Modra <amodra@gmail.com>
15873 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
15874 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
15875 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15878 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
15880 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
15881 Clean up p5600 comments.
15883 2016-05-04 Richard Biener <rguenther@suse.de>
15885 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
15886 constructor simplifications.
15887 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
15889 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
15891 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
15892 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
15893 result.set_rtx is null instead of aborting.
15894 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
15896 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
15897 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
15898 *mov<mode>_store_postinc): New patterns.
15900 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
15902 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
15903 as commutative. Check both conversions are NOP.
15904 ((A & B) OP (C & B)): Remove.
15906 2016-05-04 Alan Modra <amodra@gmail.com>
15908 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
15910 2016-05-04 Alan Modra <amodra@gmail.com>
15913 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
15914 when cr2,3,4 are all fixed regs.
15916 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
15918 PR rtl-optimization/57193
15919 * opts.c (default_options_table): Revert OPT_frename_registers change.
15920 * doc/invoke.texi (-frename-registers, -O2): Likewise.
15922 2016-05-03 Martin Sebor <msebor@redhat.com>
15925 * builtins.c (fold_builtin_FILE): New function.
15926 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
15927 (fold_builtin_0): Call them.
15928 * gimplify.c (gimplify_call_expr): Remove the handling of
15929 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
15932 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
15933 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
15937 * doc/extend.texi (Function Names as Strings): Update __func__,
15938 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
15941 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15942 Richard Biener <rguenther@suse.de>
15944 PR tree-optimization/70916
15945 * tree-if-conv.c: Include cfganal.h.
15946 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
15947 and remove_fake_exit_edges around the optimization pass.
15949 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
15951 * cgraph.c (symbol_table::create_edge): Set inline_failed.
15952 (cgraph_edge::make_direct): Likewise.
15953 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
15954 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
15955 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
15956 (CIF_THUNK): New code.
15957 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
15958 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
15959 (compute_inline_parameters): Set inline_failed for thunks.
15960 (inline_analyze_function): Cleanup.
15961 * ipa-inline.c (can_inline_edge_p): Do not deal with
15962 call_stmt_cannot_inline_p.
15963 (can_early_inline_edge_p): Likewise.
15964 (early_inliner): Initialize inline_failed.
15965 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
15967 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
15969 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
15970 from nonimm_ssenomem_operand.
15971 (nonimm_ssenomem_operand): New predicate.
15972 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
15973 as operand 0 predicate.
15974 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
15975 Disable unsupported alternatives using "enabled" attribute.
15976 Use register_ssemem_operand as operand 0 predicate.
15977 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
15979 2016-05-03 Marek Polacek <polacek@redhat.com>
15982 * input.c (expansion_point_location): New function.
15983 * input.h (expansion_point_location): Declare.
15985 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
15987 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
15988 occurence with frame_offset_ ones.
15990 2016-05-03 Alan Modra <amodra@gmail.com>
15992 PR rtl-optimization/70890
15993 * ira.c (combine_and_move_insns): When moving def_insn, remove
15994 equivs on use_insn.
15996 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
15998 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
15999 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
16000 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
16001 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
16003 2016-05-03 Alan Modra <amodra@gmail.com>
16005 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
16006 for SAVE_MULTIPLE/STORE_MULTIPLE.
16008 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16010 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
16011 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
16013 2016-05-03 Richard Biener <rguenther@suse.de>
16015 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
16017 (gimplify_arg): Likewise.
16018 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
16019 re-writing the result to a decl if required.
16020 (internal_get_tmp_var): Add allow_ssa parameter
16021 and override into_ssa with it.
16022 (get_formal_tmp_var): Adjust.
16023 (get_initialized_tmp_var): Add allow_ssa parameter.
16024 (gimplify_arg): Add allow_ssa parameter and avoid generating
16025 SSA names for the result false.
16026 (gimplify_call_expr): If the call may return twice do not
16027 gimplify parameters into SSA.
16028 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
16029 (gimplify_modify_expr): Adjust assert. For noreturn calls
16030 with a SSA name LHS adjust its def.
16031 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
16032 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
16033 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
16034 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
16035 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
16036 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
16037 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
16038 (optimize_target_teams): Do not allow SSA names for clause operands.
16039 (gimplify_expr): Likewise for where we mark the result addressable.
16040 * passes.def (pass_init_datastructures): Remove.
16041 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
16042 (rewrite_stmt): Likewise.
16043 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
16044 (replace_locals_op): Replace SSA names.
16045 (copy_gimple_seq_and_replace_locals): Init src_cfun.
16046 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
16047 * cgraph.c (release_function_body): Free CFG annotations only
16048 when we have a CFG. Simplify.
16049 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
16050 force_gimple_operand instead of get_initialized_tmp_var.
16051 * tree-pass.h (make_pass_init_datastructures): Remove.
16052 * tree-ssa.c (execute_init_datastructures): Remove.
16053 (pass_data_init_datastructures): Likewise.
16054 (class pass_init_datastructures): Likewise.
16055 (make_pass_init_datastructures): Likewise.
16056 * omp-low.c (create_omp_child_function): Init SSA data structures.
16057 (grid_expand_target_grid_body): Likewise.
16058 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
16059 name before adding it to names_to_release.
16060 (remove_bb): Always release SSA defs.
16061 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
16062 before dereferencing it.
16063 * cgraphunit.c (init_lowered_empty_function): Always
16064 int SSA data structures.
16065 * tree-ssanames.c (release_defs): Remove assert that we are in
16067 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
16069 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16070 Uros Bizjak <ubizjak@gmail.com>
16072 PR rtl-optimization/70467
16073 * config/i386/predicates.md (x86_64_hilo_int_operand,
16074 x86_64_hilo_general_operand): New predicates.
16075 * config/i386/constraints.md (Wd): New constraint.
16076 * config/i386/i386.md (mode attr di): Use Wd instead of e.
16077 (general_hilo_operand): New mode attr.
16078 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
16079 instead of <general_operand>.
16080 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
16081 x86_64_hilo_general_operand instead of <general_operand>.
16083 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16085 PR tree-optimization/70916
16086 * tree-if-conv.c (constant_or_ssa_name): Removed.
16087 (fold_build_cond_expr): Use is_gimple_val instead of
16088 constant_or_ssa_name.
16090 PR tree-optimization/70916
16091 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
16092 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
16095 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
16096 (optimize_atomic_bit_test_and): New function.
16097 (pass_fold_builtins::execute): Use it.
16098 * optabs.def (atomic_bit_test_and_set_optab,
16099 atomic_bit_test_and_complement_optab,
16100 atomic_bit_test_and_reset_optab): New optabs.
16101 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
16102 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
16103 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
16104 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
16105 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
16106 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
16107 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
16108 * doc/md.texi (atomic_bit_test_and_set@var{mode},
16109 atomic_bit_test_and_complement@var{mode},
16110 atomic_bit_test_and_reset@var{mode}): Document.
16111 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
16112 atomic_bit_test_and_complement<mode>,
16113 atomic_bit_test_and_reset<mode>): New expanders.
16114 (atomic_bit_test_and_set<mode>_1,
16115 atomic_bit_test_and_complement<mode>_1,
16116 atomic_bit_test_and_reset<mode>_1): New insns.
16118 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
16120 PR rtl-optimization/70687
16121 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
16122 instead of unsigned HOST_WIDE_INT.
16124 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
16126 PR rtl-optimization/44281
16127 * hard-reg-set.h (struct target_hard_regs): New field
16128 x_fixed_nonglobal_reg_set.
16129 (fixed_nonglobal_reg_set): New macro.
16130 * reginfo.c (init_reg_sets_1): Initialize it.
16131 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
16133 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
16135 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16137 PR tree-optimization/56541
16138 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
16139 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
16140 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
16141 (any_complicated_phi): new static variable.
16142 (aggressive_if_conv): delete.
16143 (if_convertible_phi_p): support phis with more than two arguments.
16144 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
16145 critical pred edges.
16146 (ifcvt_split_critical_edges): support phis with more than two
16147 arguments by checking new parameter. only split critical edges
16149 (tree_if_conversion): handle simd pragma marked loop using new
16150 local variable aggressive_if_conv. check any_complicated_phi.
16152 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16154 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
16157 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16159 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
16162 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
16164 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
16165 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
16166 define_insn_and_split.
16167 (mulsi3_i): New define_insn_and_split.
16168 (mulsi3_call): Convert to define_insn.
16169 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
16170 Remove constraints.
16172 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16174 * machmode.h (mode_complex): Add support to give the complex mode
16176 (GET_MODE_COMPLEX_MODE): Likewise.
16177 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
16178 stored by build_complex_type and gfc_build_complex_type instead of
16179 trying to figure out the appropriate mode based on the size. Raise
16180 an assertion error, if the type was not set.
16181 * genmodes.c (struct mode_data): Add field for the complex type of
16183 (blank_mode): Likewise.
16184 (make_complex_modes): Remember the complex mode created in the
16186 (emit_mode_complex): Write out the mode_complex array to map a
16187 type mode to the complex version.
16188 (emit_insn_modes_c): Likewise.
16189 * tree.c (build_complex_type): Set the complex type to use before
16190 calling layout_type.
16191 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
16192 support for __float128 complex datatypes.
16193 (rs6000_hard_regno_mode_ok): Likewise.
16194 (rs6000_setup_reg_addr_masks): Likewise.
16195 (rs6000_complex_function_value): Likewise.
16196 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
16197 __float128 and __ibm128 complex.
16198 (FLOAT128_IBM_P): Likewise.
16199 (ALTIVEC_ARG_MAX_RETURN): Likewise.
16200 * doc/extend.texi (Additional Floating Types): Document that
16201 -mfloat128 must be used to enable __float128. Document complex
16202 __float128 and __ibm128 support.
16204 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16207 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
16208 char/short arguments promoted to int because of promote_prototypes.
16210 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16212 * config/i386/predicates.md (register_ssemem_operand): New predicate.
16213 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
16214 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
16215 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
16216 alternatives using "enabled" attribute. Use register_ssemem_operand
16217 as operand 1 predicate.
16218 (*cmpi<unord>xf_i387): Split XFmode pattern from
16219 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
16220 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
16221 *absneg<mode>2_i387. Disable unsupported alternatives using
16222 "enabled" attribute.
16223 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
16225 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16227 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
16229 (oacc_loop_process): Check mask for loop termination.
16231 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16233 * cif-code.def (CIF_THUNK): Add.
16234 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
16237 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16239 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
16240 (dump_inline_summary): Dump it.
16241 (fp_expression_p): New predicate.
16242 (estimate_function_body_sizes): Use it.
16243 (inline_merge_summary): Merge fp_expressions.
16244 (inline_read_section): Read fp_expressions.
16245 (inline_write_summary): Write fp_expressions.
16246 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
16247 codegen boundary if either caller or callee is !fp_expressions.
16248 * ipa-inline.h (inline_summary): Add fp_expressions.
16249 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
16250 to fp_expressions be sure the fp generation flags are updated.
16252 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16254 PR rtl-optimization/70467
16255 * cse.c (cse_insn): Handle no-op MEM moves after folding.
16257 PR rtl-optimization/70467
16258 * ipa-pure-const.c (check_call): Handle internal calls even in
16259 ipa mode like in local mode.
16261 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
16263 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
16265 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16267 * match.pd (X u< X, X u> X): New transformations.
16269 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16271 * flag-types.h (enum warn_strict_overflow_code): Move ...
16272 * coretypes.h: ... here.
16273 * fold-const.h (fold_overflow_warning): Declare.
16274 * fold-const.c (fold_overflow_warning): Make non-static.
16275 (fold_comparison): Move the transformation of X +- C1 CMP C2
16276 into X CMP C2 -+ C1 ...
16277 * match.pd: ... here.
16278 * gimple-fold.c (fold_stmt_1): Protect with
16279 fold_defer_overflow_warnings.
16281 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16283 * omp-low.c (struct oacc_loop): Add 'inner' field.
16284 (new_oacc_loop_raw): Initialize it to zero.
16285 (oacc_loop_fixed_partitions): Initialize it.
16286 (oacc_loop_auto_partitions): Partition outermost loop to outermost
16287 available partitioning.
16289 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16291 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
16293 (umulsidi3): Likewise.
16294 (indirect_jump): Fix jump instruction assembly patterns.
16296 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
16299 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
16300 (nvptx_function_value): Assert non-NULL cfun.
16302 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
16304 PR rtl-optimization/70886
16305 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
16307 * cselib.h (rtx_equal_for_cselib_1): Declare.
16308 (rtx_equal_for_cselib_p: New inline function.
16309 * cselib.c (rtx_equal_for_cselib_p): Delete.
16310 (rtx_equal_for_cselib_1): Make public.
16312 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16314 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
16315 (register_mixssei387nonimm_operand): Remove predicate.
16316 * config/i386/i386.md (*fop_<mode>_comm): Merge from
16317 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
16318 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
16319 for TARGET_MIX_SSE_I387 alternatives.
16320 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
16321 Disable unsupported alternatives using "enabled" attribute. Use
16322 nonimm_ssenomem_operand as operand 1 predicate. Also check
16323 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
16325 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16327 * tree.c (cst_and_fits_in_hwi): Simplify.
16329 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16331 * tree.h (wi::to_wide): New function.
16332 * expr.c (expand_expr_real_1): Use wi::to_wide.
16333 * fold-const.c (int_const_binop_1): Likewise.
16334 (extract_muldiv_1): Likewise.
16336 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16338 * wide-int.h: Update offset_int and widest_int documentation.
16339 (WI_SIGNED_SHIFT_RESULT): New macro.
16340 (wi::binary_shift): Define signed_shift_result_type for
16341 shifts on offset_int- and widest_int-like types.
16342 (generic_wide_int): Support <<= and >>= if << and >> are supported.
16343 * tree.h (int_bit_position): Use shift operators instead of wi::
16345 * alias.c (adjust_offset_for_component_ref): Likewise.
16346 * expr.c (get_inner_reference): Likewise.
16347 * fold-const.c (fold_comparison): Likewise.
16348 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
16349 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
16350 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16351 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
16352 (stmt_kills_ref_p): Likewise.
16353 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
16354 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
16355 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16356 (ao_ref_init_from_vn_reference): Likewise.
16358 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16360 * wide-int.h: Update offset_int and widest_int documentation.
16361 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
16362 (wi::binary_traits): Allow ordered comparisons between offset_int and
16363 offset_int, between widest_int and widest_int, and between either
16364 of these types and basic C types.
16365 (operator <, <=, >, >=): Define for the same combinations.
16366 * tree.h (tree_int_cst_lt): Use comparison operators instead
16367 of wi:: comparisons.
16368 (tree_int_cst_le): Likewise.
16369 * gimple-fold.c (fold_array_ctor_reference): Likewise.
16370 (fold_nonarray_ctor_reference): Likewise.
16371 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
16372 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
16373 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
16374 * tree-sra.c (completely_scalarize): Likewise.
16375 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
16376 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
16377 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
16378 (check_for_binary_op_overflow): Likewise.
16379 (search_for_addr_array): Likewise.
16380 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
16382 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16384 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
16385 (arc_save_restore): Likewise.
16386 (arc_dwarf_register_span): Likewise.
16387 (arc_output_pic_addr_const): Initialize suffix variable.
16389 2016-05-02 Martin Liska <mliska@suse.cz>
16391 * symbol-summary.h (function_summary::function_summary):
16392 Remove checking assert for all cgraph nodes.
16393 (function_summary::get): Check summary_uid.
16394 (symtab_insertion): Check summary_uid.
16396 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16398 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
16399 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
16400 bmaskn instruction.
16401 (arc_dwarf_register_span): Remove enum keyword.
16402 (compact_memory_operand_p): New function.
16403 * config/arc/arc.h (reg_class): Add code density register classes.
16404 (REG_CLASS_NAMES): Likewise.
16405 (REG_CLASS_CONTENTS): Likewise.
16406 * config/arc/arc.md (*movqi_insn): Add code density instructions.
16407 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
16408 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
16409 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
16410 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
16412 (h, Rcd, Rsd, Rzd): New register constraints.
16413 (T): Use compact_memory_operand_p function.
16414 * config/arc/predicates.md (compact_load_memory_operand): Remove.
16416 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16418 * config/sh/sh.md (*negnegt, *movtt): Remove.
16420 2016-05-02 Marek Polacek <polacek@redhat.com>
16421 Tom de Vries <tom@codesourcery.com>
16423 PR tree-optimization/70700
16424 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
16425 bigger than FIRST_REF_NODE.
16427 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16430 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
16432 (prepare_cbranch_operands): Don't use scratch register. Assume that
16433 function is used when pseudos can be created.
16434 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
16435 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
16436 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
16437 define_expand. Allow it only when pseudos can be created.
16438 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
16440 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
16442 * config/i386/constraints.md (BC): Only allow -1 operands.
16443 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
16444 Add "enabled" attribute. Update XI mode attribute calculation.
16445 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
16446 (*movoi_internal_avx): Update XI mode attribute calculation.
16447 (*movti_internal): Ditto.
16449 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16451 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
16452 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
16454 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
16456 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
16457 statement on instruction code. Remove trailing spaces.
16458 (altivec_expand_stv_builtin): Likewise.
16460 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16462 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
16463 (TARGET_FPU_DOUBLE): Simplify.
16464 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
16465 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
16466 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
16467 with 'TARGET_FPU_DOUBLE'.
16468 * config/sh/sh.md: Likewise.
16470 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
16472 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
16473 SH_DIV_STR_FOR_SIZE): Remove.
16474 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
16475 SH_DIV_STR_FOR_SIZE): Remove.
16477 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16479 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
16480 logical_reg_operand): Delete.
16481 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
16482 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
16483 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
16484 match_operand and match_test.
16485 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
16486 variables on their first use. Return bool values.
16487 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
16488 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
16489 arith_reg_operand for input operand. Remove empty constraints.
16491 (*xorsi3_compact): Rename to xorsi3.
16492 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
16493 (*zero_extend<mode>si2_disp_mem): Update comment.
16496 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16498 * config/sh/t-sh: Remove SH5 support.
16499 * config.gcc: Likewise.
16500 * configure: Likewise.
16502 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16504 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
16506 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16508 * config/sh/sh.c (register_sh_passes, sh_option_override,
16509 sh_print_operand, prepare_move_operands,
16510 sh_can_follow_jump): Remove TARGET_SH1 checks.
16511 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
16512 PROMOTE_MODE): Likewise.
16513 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
16516 2016-04-30 Alan Modra <amodra@gmail.com>
16518 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
16519 restoring when fixed_reg_p, but allow out-of-line or stmw save.
16520 Check for user regs later to avoid unnecessary looping over regs.
16521 Merge user reg check with non-saved reg check. Don't force
16522 inline VR restore when static chain used.
16523 (rs6000_frame_related): Omit eh_frame info for user regs when
16525 (fixed_regs_p): Delete.
16527 2016-04-30 Alan Modra <amodra@gmail.com>
16529 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
16530 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
16533 2016-04-30 Alan Modra <amodra@gmail.com>
16536 * config/rs6000/rs6000.c (fixed_reg_p): New function.
16537 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
16540 2016-04-30 Alan Modra <amodra@gmail.com>
16542 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16543 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
16544 flag_pic test for Darwin.
16546 2016-04-30 Alan Modra <amodra@gmail.com>
16548 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
16549 throw_calls_crossed.
16550 (REG_FREQ_CALLS_CROSSED): Delete.
16551 (REG_N_THROWING_CALLS_CROSSED): Delete.
16552 * regstat.c (regstat_bb_compute_ri): Don't calculate
16553 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
16554 (dump_reg_info): Don't print call cross frequency.
16555 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
16556 and REG_N_THROWING_CALLS_CROSSED.
16558 2016-04-30 Alan Modra <amodra@gmail.com>
16560 * regs.h (struct reg_info_t): Delete live_length.
16561 (REG_LIVE_LENGTH): Delete macro.
16562 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
16563 local_live, local_processed and local_live_last_luid params.
16564 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
16566 (regstat_compute_ri): Adjust for above. Don't set
16568 (dump_reg_info): Don't print live length.
16569 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
16570 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
16571 Localize loop_depth var.
16573 2016-04-30 Alan Modra <amodra@gmail.com>
16575 * ira.c (enum valid_equiv): New.
16576 (validate_equiv_mem): Return enum.
16577 (update_equiv_mem): Create replacement in more cases.
16578 (add_store_equivs): Update validate_equiv_mem call.
16580 2016-04-30 Alan Modra <amodra@gmail.com>
16582 * ira.c (combine_and_move_insns): Rather than scanning insns,
16583 use DF infrastucture to find use and def insns.
16585 2016-04-30 Alan Modra <amodra@gmail.com>
16587 ira.c (combine_and_move_insns): Move invariant conditions..
16588 (ira.c): ..to here. Call combine_and_move_insns before
16589 add_store_equivs. Call grow_reg_equivs later. Allocate
16590 req_equiv later using max_reg_num() rather than global max_regno.
16591 (contains_replace_regs): Delete.
16592 (add_store_equivs): Remove contains_replace_regs test.
16594 2016-04-30 Alan Modra <amodra@gmail.com>
16596 * ira.c (struct equiv_mem_data): New.
16597 (equiv_mem, equiv_mem_modified): Delete static vars.
16598 (validate_equiv_mem_from_store): Use "data" param to communicate..
16599 (validate_equiv_mem): ..from here.
16601 2016-04-30 Alan Modra <amodra@gmail.com>
16603 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
16605 (update_reg_equivs): ..here. Move allocation and freeing of
16606 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
16607 end_alias_analysis to..
16610 2016-04-30 Alan Modra <amodra@gmail.com>
16612 * ira.c (pdx_subregs): Delete.
16613 (struct equivalence): Add pdx_subregs field.
16614 (set_paradoxical_subreg): Remove pdx_subregs param. Update
16615 pdx_subregs access.
16616 (update_equiv_regs): Don't create or free pdx_subregs. Update
16617 pdx_subregs access.
16619 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16621 * config/rs6000/altivec.h: Change definitions of vec_xl and
16623 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
16624 (LD_ELEMREV_V2DI): New.
16625 (LD_ELEMREV_V4SF): New.
16626 (LD_ELEMREV_V4SI): New.
16627 (LD_ELEMREV_V8HI): New.
16628 (LD_ELEMREV_V16QI): New.
16629 (ST_ELEMREV_V2DF): New.
16630 (ST_ELEMREV_V2DI): New.
16631 (ST_ELEMREV_V4SF): New.
16632 (ST_ELEMREV_V4SI): New.
16633 (ST_ELEMREV_V8HI): New.
16634 (ST_ELEMREV_V16QI): New.
16637 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16638 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
16639 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
16640 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
16641 (altivec_expand_builtin): Add handling for
16642 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
16643 (rs6000_invalid_builtin): Add error-checking for
16644 RS6000_BTM_P9_VECTOR.
16645 (altivec_init_builtins): Define builtins used to implement vec_xl
16647 (rs6000_builtin_mask_names): Define power9-vector.
16648 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
16649 (RS6000_BTM_P9_VECTOR): Define.
16650 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
16651 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
16652 (vsx_ld_elemrev_v2df): Likewise.
16653 (vsx_ld_elemrev_v4sf): Likewise.
16654 (vsx_ld_elemrev_v4si): Likewise.
16655 (vsx_ld_elemrev_v8hi): Likewise.
16656 (vsx_ld_elemrev_v16qi): Likewise.
16657 (vsx_st_elemrev_v2df): Likewise.
16658 (vsx_st_elemrev_v2di): Likewise.
16659 (vsx_st_elemrev_v4sf): Likewise.
16660 (vsx_st_elemrev_v4si): Likewise.
16661 (vsx_st_elemrev_v8hi): Likewise.
16662 (vsx_st_elemrev_v16qi): Likewise.
16663 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
16666 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
16668 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
16670 (simplify_control_stmt_condition_1): ... here. Recurse into
16671 BIT_AND_EXPRs and BIT_IOR_EXPRs.
16673 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
16676 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
16677 (zero_extendqi<mode>2_dot): Revert earlier conversion from
16678 define_insn_and_split to define_insn.
16679 (zero_extendqi<mode>2_dot2): Same.
16680 (extendqi<mode>2_dot): Same.
16681 (extendqi<mode>2_dot2): Same.
16683 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16685 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
16686 (probe_stack): New expander.
16687 (probe_stack_<mode>): New insn pattern.
16689 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16691 * config/i386/i386.md
16692 (operations with memory inputs setting flags peephole2):
16693 Remove uneeded REG_P checks. Cleanup pattern generation.
16695 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
16697 * tree-vect-loop.c (vect_transform_loop): Fix
16698 nb_iterations_upper_bound computation for vectorized loop.
16700 2016-04-29 Marek Polacek <polacek@redhat.com>
16701 Jakub Jelinek <jakub@redhat.com>
16704 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
16705 TARGET_EXPR_SLOT as a base.
16707 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
16709 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
16710 with 'rCm2' constraints to limit possible immediate size.
16711 (*load_zeroextendqisi_update): Likewise.
16712 (*load_signextendqisi_update): Likewise.
16713 (*loadhi_update): Likewise.
16714 (*load_zeroextendhisi_update): Likewise.
16715 (*load_signextendhisi_update): Likewise.
16716 (*loadsi_update): Likewise.
16717 (*loadsf_update): Likewise.
16719 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16721 * config/i386/predicates.md (constm1_operand): Fix comparison.
16723 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
16725 * testsuite/gcc.target/arc/ieee_eq.c: New test.
16727 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
16729 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
16730 remaining SH5 related settings.
16731 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
16732 shmedia_prepare_call_address): Delete.
16733 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
16734 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
16735 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
16736 UNSUPPORTED_SH2A): Remove m5 checks.
16737 (sh_divide_strategy_e): Remove SH5 division strategies.
16738 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
16739 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
16741 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16743 * config/s390/s390.c (s390_rtx_costs): Update documentation.
16745 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16747 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
16748 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
16749 Change lder to ldr.
16750 * config/s390/vector.md ("mov<mode>"): Likewise.
16752 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
16754 * config/s390/constraints.md ("U", "W"): Invoke
16755 s390_mem_constraint with "ZR" and "ZT".
16756 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
16757 addresses when using LRA. Accept also short displacements for S
16758 and T constraints. Do not check for long displacement target for
16759 S and T constraints.
16760 (s390_mem_constraint): Remove handling of U and W constraints.
16761 * config/s390/s390.md (various patterns): Remove the short
16762 displacement constraints (Q and R) if a long displacement
16763 constraint is present. Add longdisp as required CPU capability.
16764 * config/s390/vector.md: Likewise.
16765 * config/s390/vx-builtins.md: Likewise.
16767 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16770 * reload1.c (reload): Call finish_spills before
16771 restarting reload loop. Skip select_reload_regs
16772 if update_eliminables_and_spill returns true.
16774 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
16776 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
16777 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
16778 (umulhisi3_imm): Update predicates and constraint letters.
16779 (umulhisi3_reg): Declare instruction as commutative.
16780 * config/arc/constraints.md (J12, J16): New constraints.
16781 * config/arc/predicates.md (short_unsigned_const_operand): New
16783 (arc_short_operand): Likewise.
16784 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
16786 2016-04-29 Richard Biener <rguenther@suse.de>
16788 PR tree-optimization/13962
16789 PR tree-optimization/65686
16790 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
16791 * tree-ssa-alias.c (ptrs_compare_unequal): New function
16792 using PTA to compare pointers.
16793 * match.pd: Add pattern for pointer equality compare simplification
16794 using ptrs_compare_unequal.
16796 2016-04-29 Richard Biener <rguenther@suse.de>
16798 * stor-layout.c (layout_type): Do not build a pointer-to-element
16801 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16803 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
16804 Use SWI mode iterator. Use general_reg_operand predicate.
16805 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
16806 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
16809 2016-04-29 Jakub Jelinek <jakub@redhat.com>
16811 PR middle-end/70843
16812 * fold-const.c (operand_equal_p): Don't verify hash value equality
16814 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
16817 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16820 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
16821 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
16822 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
16823 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
16824 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
16826 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16828 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
16829 to info. Don't initialize separate fields to 0. Clean up
16832 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16834 * config/i386/i386.md (peephole2s for operations with memory inputs):
16835 Use SWI mode iterator.
16836 (peephole2s for operations with memory outputs): Ditto.
16837 Do not check for stack checking probe.
16839 (probe_stack): Remove expander.
16841 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16842 Andrew Burgess <andrew.burgess@embecosm.com>
16844 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
16845 operands as 32-bits.
16847 2016-04-28 Jason Merrill <jason@redhat.com>
16849 * gdbinit.in: Skip line-map.h.
16851 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16852 Andrew Burgess <andrew.burgess@embecosm.com>
16854 * config/arc/arc.c (arc_conditional_register_usage): Take
16855 TARGET_RRQ_CLASS into account.
16856 (arc_print_operand): Support printing 'p' and 's' operands.
16857 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
16859 (TARGET_RRQ_CLASS): Define.
16860 (IS_POWEROF2_OR_0_P): Define.
16861 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
16863 (*tst_movb): New define_insn.
16864 (*tst): Avoid recognition if it could prevent '*tst_movb'
16865 combination; replace c/CnL with c/Chs alternative.
16866 (*tst_bitfield_tst): New define_insn.
16867 (*tst_bitfield_asr): New define_insn.
16868 (*tst_bitfield): New define_insn.
16869 (andsi3_i): Add Rrq variant.
16870 (extzv): New define_expand.
16871 (insv): New define_expand.
16872 (*insv_i): New define_insn.
16873 (*movb): New define_insn.
16874 (*movb_signed): New define_insn.
16875 (*movb_high): New define_insn.
16876 (*movb_high_signed): New define_insn.
16877 (*movb_high_signed + 1): New define_split pattern.
16878 (*mrgb): New define_insn.
16879 (*mrgb + 1): New define_peephole2 pattern.
16880 (*mrgb + 2): New define_peephole2 pattern.
16881 * config/arc/arc.opt (mbitops): New option for nps400, uses
16882 TARGET_NPS_BITOPS_DEFAULT.
16883 * config/arc/constraints.md (q): Make register class conditional.
16884 (Rrq): New register constraint.
16885 (Chs): New constraint.
16886 (Clo): New constraint.
16887 (Chi): New constraint.
16888 (Cbf): New constraint.
16889 (Cbn): New constraint.
16890 (C18): New constraint.
16891 (Cbi): New constraint.
16893 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16895 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
16897 (bitmap_intersection_of_preds): Ditto.
16898 (bitmap_union_of_succs): Ditto.
16899 (bitmap_union_of_preds): Ditto.
16900 * sbitmap.c (do_popcount): Delete.
16901 (BITMAP_DEBUGGING): Delete.
16902 (sbitmap_verify_popcount): Delete.
16903 (sbitmap_alloc): Don't initialize the popcount field.
16904 (sbitmap_alloc_with_popcount): Delete.
16905 (sbitmap_resize): Don't resize the popcount array.
16906 (sbitmap_vector_alloc): Don't initialize the popcount field.
16907 (bitmap_copy): Don't copy the popcount array.
16908 (bitmap_clear): Don't clear the popcount array.
16909 (bitmap_clear): Delete the popcount array handling.
16910 (bitmap_ior_and_compl): Delete the popcount assert.
16911 (bitmap_not): Ditto.
16912 (bitmap_and_compl): Ditto.
16913 (bitmap_and): Delete the popcount array handling.
16914 (bitmap_xor): Ditto.
16915 (bitmap_ior): Ditto.
16916 (bitmap_or_and): Delete the popcount assert.
16917 (bitmap_and_or): Ditto.
16918 (popcount_table): Delete.
16919 (sbitmap_elt_popcount): Delete.
16920 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
16921 (bitmap_set_bit): Delete the popcount assert.
16922 (bitmap_clear_bit): Ditto.
16923 (sbitmap_free): Don't free the popcount array.
16924 (sbitmap_alloc_with_popcount): Delete declaration.
16925 (sbitmap_popcount): Ditto.
16927 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16928 Andrew Burgess <andrew.burgess@embecosm.com>
16930 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
16931 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
16932 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
16933 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
16934 * config/arc/arc.opt (mcmem): New option.
16935 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
16936 supply length for r/m alternative.
16937 (*extendqisi2_ac): Likewise.
16938 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
16940 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
16941 (movhi_insn): Likewise.
16942 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
16943 (*zero_extendqihi2_i): Add r/Ucm alternative.
16944 (*zero_extendqisi2_ac): Likewise.
16945 (*zero_extendhisi2_i): Likewise.
16946 * config/arc/constraints.md (Uex): New memory constraint.
16947 (Ucm): New define_constraint.
16948 * config/arc/predicates.md (long_immediate_loadstore_operand):
16949 Return 0 for MEM with cmem_address address.
16950 (cmem_address_0): New predicates.
16951 (cmem_address_1): Likewise.
16952 (cmem_address_2): Likewise.
16953 (cmem_address): Likewise.
16955 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16957 * config/rs6000/rs6000.c (machine_function): Rename
16958 insn_chain_scanned_p to spe_insn_chain_scanned_p.
16959 (rs6000_stack_info): Adjust.
16961 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16962 Andrew Burgess <andrew.burgess@embecosm.com>
16964 * config/arc/constraints.md (Usd): Convert to define_constraint.
16968 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16971 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
16972 Add new peephole2 where the first insn is *mov<mode>_or instead of
16973 *mov<mode>_internal.
16975 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
16977 * tracer.c (bb_seen): Make static.
16979 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
16981 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
16982 support, setup defaults.
16983 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
16984 * config/arc/arc.c (arc_init): Add NPS400 support.
16985 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
16986 (TARGET_ARC700): NPS400 is also an ARC700.
16987 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
16989 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16992 * config/nds32/nds32.md (casesi): Don't access the operands array
16995 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16997 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
16998 (or $-1,reg peephole2): Ditto.
16999 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
17001 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
17003 * doc/extend.texi (Common Function Attributes) [optimize]:
17004 Discourage use of the optimize attribute.
17006 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
17008 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
17009 special case builtin.
17010 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
17011 ALTIVEC_BUILTIN_VEC_ADDE.
17012 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17013 support for ALTIVEC_BUILTIN_VEC_ADDE.
17014 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17015 for __builtin_vec_adde.
17017 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17019 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
17020 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
17022 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17025 * doc/sourcebuild.texi (Effective-Target Keywords, Other
17026 attributes): Document cilkplus_runtime.
17028 2016-04-28 Martin Jambor <mjambor@suse.cz>
17030 * tree-cfg.c (verify_expr): Verify that local declarations belong to
17031 this function. Call verify_expr on MEM_REFs and bases of other
17032 handled_components.
17034 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17036 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
17037 for WORD_REGISTER_OPERATIONS to runtime check.
17039 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17041 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
17043 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17045 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
17046 big-endian compilation.
17047 * config/arc/arc.md (addf3): Likewise.
17048 (subdf3): Likewise.
17049 (muldf3): Likewise.
17051 2016-04-28 Richard Biener <rguenther@suse.de>
17053 PR tree-optimization/70840
17054 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
17055 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
17056 Mark x * pow(x,c) -> pow(x,c+1) commutative.
17057 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
17059 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17061 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
17062 and explain why in a comment.
17064 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17066 * config/arc/arc.md (cpu_facility): Add fpx variant.
17067 (subdf3): Prohibit use reverse sub when assist operations option
17069 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
17070 instructions only when FPX is enabled.
17071 * testsuite/gcc.target/arc/trsub.c: New test.
17073 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17075 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
17076 mult_operator when calculating "type" attribute.
17077 (*fop_<mode>_1_i387): Ditto.
17078 (*fop_xf_1_i387): Ditto.
17079 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
17080 Use std::swap to swap operands. Use RTL expressions to generate
17083 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17084 Joern Rennecke <joern.rennecke@embecosm.com>
17086 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
17088 (emit_pic_move): Remove.
17089 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
17090 * config/arc/arc.c (emit_pic_move): Removed.
17091 (TARGET_HAVE_TLS): Define.
17092 (arc_conditional_register_usage): Test for arc_tp_regno.
17093 (arc_print_operand, arc_print_operand_address): Handle TLS
17095 (arc_needs_pcl_p): New function.
17096 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
17097 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
17098 (arc_raw_symbolic_reference_mentioned_p): Likewise.
17099 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
17100 (arc_legitimize_tls_address): Likewise.
17101 (DTPOFF_ZERO_SYM): Define.
17102 (arc_legitimize_pic_address): Make it static, handle TLS cases.
17103 (arc_output_pic_addr_const): Print TLS unspecs.
17104 (prepare_pic_move): New function, replaces emit_pic_move.
17105 (arc_legitimate_constant_p): Handle TLS unspecs.
17106 (arc_legitimate_address_p): Likewise.
17107 (arc_rewrite_small_data_p): Use assert for TLS constants.
17108 (prepare_move_operands): Use prepare_pic_move.
17109 (arc_legitimize_address): Legitimize tls addresses.
17110 (arc_epilogue_uses): Check for arc_tp_regno.
17111 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
17112 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
17114 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
17116 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
17117 %(arc_tls_extra_start_spec).
17118 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
17119 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
17121 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
17122 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
17123 (UNSPEC_TLS_OFF): Add.
17125 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
17126 (get_thread_pointersi): New patterns.
17127 * config/arc/arc.opt (mtp-regno): New option.
17128 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
17129 (move_dest_operand): Likewise.
17130 * configure: Regenerate.
17131 * configure.ac: Add arc*-*-* case to test for tls.
17132 * doc/invoke.texi (ARC options): Document mtp-regno.
17134 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17136 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
17137 the new ARC HS SIMD instructions.
17138 (arc_preferred_simd_mode): New function.
17139 (arc_autovectorize_vector_sizes): Likewise.
17140 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
17141 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
17142 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
17143 (arc_init_builtins): Add new SIMD builtin types.
17144 (arc_split_move): Handle 64 bit vector moves.
17145 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
17146 (TARGET_PLUS_QMACW): Define.
17147 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
17148 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
17149 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
17150 (VSUBADD4H): New builtins.
17151 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
17152 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
17154 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
17155 Matthias Klose <doko@debian.org>
17157 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
17159 2016-04-28 Richard Biener <rguenther@suse.de>
17161 PR middle-end/70777
17162 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
17165 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
17167 * common/config/sh/sh-common.c: Remove SH5 support.
17168 * config/sh/constraints.md: Likewise.
17169 * config/sh/config/sh/elf.h: Likewise.
17170 * config/sh/linux.h: Likewise.
17171 * config/sh/netbsd-elf.h: Likewise.
17172 * config/sh/predicates.md: Likewise.
17173 * config/sh/sh-c.c: Likewise.
17174 * config/sh/sh-protos.h: Likewise.
17175 * config/sh/sh.c: Likewise.
17176 * config/sh/sh.h: Likewise.
17177 * config/sh/sh.md: Likewise.
17178 * config/sh/sh.opt: Likewise.
17179 * config/sh/sync.md: Likewise.
17180 * config/sh/sh64.h: Delete.
17181 * config/sh/shmedia.h: Likewise.
17182 * config/sh/shmedia.md: Likewise.
17183 * config/sh/sshmedia.h: Likewise.
17184 * config/sh/t-netbsd-sh5-64: Likewise.
17185 * config/sh/t-sh64: Likewise.
17186 * config/sh/ushmedia.h: Likewise.
17188 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17190 * config/i386/i386.md (sign_extend to memory peephole2s): Use
17191 general_reg_operand instead of register_operand predicate.
17193 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17195 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
17197 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
17199 * match.pd (A - B > A, A + B < A): New transformations.
17201 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
17203 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
17204 which defaults to true. Emit an outer pair of parentheses only if
17205 EMIT_PARENS. When continuing a chain of && or || (or & or |),
17206 don't emit parentheses for the right-hand operand.
17208 2016-04-27 Jeff Law <law@redhat.com>
17210 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
17212 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17214 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
17215 (altivec_lvx_<mode>_internal): Document.
17216 (altivec_lvx_<mode>_2op): New define_insn.
17217 (altivec_lvx_<mode>_1op): Likewise.
17218 (altivec_lvx_<mode>_2op_si): Likewise.
17219 (altivec_lvx_<mode>_1op_si): Likewise.
17220 (altivec_stvx_<mode>): Remove.
17221 (altivec_stvx_<mode>_internal): Document.
17222 (altivec_stvx_<mode>_2op): New define_insn.
17223 (altivec_stvx_<mode>_1op): Likewise.
17224 (altivec_stvx_<mode>_2op_si): Likewise.
17225 (altivec_stvx_<mode>_1op_si): Likewise.
17226 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17227 Expand vec_ld and vec_st during parsing.
17228 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
17230 (altivec_expand_stvx_be): Likewise.
17231 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
17232 address-masking behavior in RTL.
17233 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
17234 address-masking behavior in RTL.
17235 (altivec_expand_builtin): Change builtin code arguments for calls
17236 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
17237 (insn_is_swappable_p): Avoid incorrect swap optimization in the
17238 presence of lvx/stvx patterns.
17239 (alignment_with_canonical_addr): New function.
17240 (alignment_mask): Likewise.
17241 (find_alignment_op): Likewise.
17242 (recombine_lvx_pattern): Likewise.
17243 (recombine_stvx_pattern): Likewise.
17244 (recombine_lvx_stvx_patterns): Likewise.
17245 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
17246 stvx patterns from expand.
17247 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
17249 (vector_altivec_store_<mode>): Likewise.
17251 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
17253 * config/aarch64/aarch64.md
17254 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
17255 remove the "fp" attributes.
17256 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
17257 add the "simd" attributes.
17258 (*movdf_aarch64): Likewise.
17259 (*movtf_aarch64): Remove the "fp" attributes.
17260 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
17261 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
17263 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17265 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
17266 rtx to rtx_code_label *.
17267 * rtl.h (maybe_set_first_label_num): Likewise.
17269 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17271 * df-core.c (df_add_problem): Make the problem param be const.
17272 (df_remove_problem): Make local "problem" be const.
17273 * df-problems.c (problem_RD): Make const.
17274 (problem_LR): Likewise.
17275 (problem_LIVE): Likewise.
17276 (problem_MIR): Likewise.
17277 (problem_CHAIN): Likewise.
17278 (problem_WORD_LR): Likewise.
17279 (problem_NOTE): Likewise.
17280 (problem_MD): Likewise.
17281 * df-scan.c (problem_SCAN): Likewise.
17282 * df.h (struct df_problem): Make field "dependent_problem" be
17284 (struct dataflow): Likewise for field "problem".
17285 (df_add_problem): Make param const.
17287 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17289 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
17290 inter-unit moves to/from vector registers are enabled. Do not disable
17293 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17295 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
17296 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
17298 (enum df_problem_id): ...this new enum.
17299 (struct df_problem): Convert field "id" from "int" to
17300 enum df_problem_id.
17302 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17304 * rtl.def: Update comment for "things in the instruction chain" to
17305 reflect the removal of the leading "i" field for INSN_UID in
17306 r210360. Fix bogus apostrophe.
17308 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17310 * config/i386/i386.md
17311 (lea arith with mem operand + setcc peephole2): Set operator mode.
17313 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
17316 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
17317 (dimode_scalar_to_vector_candidate_p): This.
17318 (timode_scalar_to_vector_candidate_p): New function.
17319 (scalar_to_vector_candidate_p): Likewise.
17320 (timode_check_non_convertible_regs): Likewise.
17321 (timode_remove_non_convertible_regs): Likewise.
17322 (remove_non_convertible_regs): Likewise.
17323 (remove_non_convertible_regs): Renamed to ...
17324 (dimode_remove_non_convertible_regs): This.
17325 (scalar_chain::~scalar_chain): Make it virtual.
17326 (scalar_chain::compute_convert_gain): Make it pure virtual.
17327 (scalar_chain::mark_dual_mode_def): Likewise.
17328 (scalar_chain::convert_insn): Likewise.
17329 (scalar_chain::convert_registers): Likewise.
17330 (scalar_chain::add_to_queue): Make it protected.
17331 (scalar_chain::emit_conversion_insns): Likewise.
17332 (scalar_chain::replace_with_subreg): Likewise.
17333 (scalar_chain::replace_with_subreg_in_insn): Likewise.
17334 (scalar_chain::convert_op): Likewise.
17335 (scalar_chain::convert_reg): Likewise.
17336 (scalar_chain::make_vector_copies): Likewise.
17337 (scalar_chain::convert_registers): New pure virtual function.
17338 (class dimode_scalar_chain): New class.
17339 (class timode_scalar_chain): Likewise.
17340 (scalar_chain::mark_dual_mode_def): Renamed to ...
17341 (dimode_scalar_chain::mark_dual_mode_def): This.
17342 (timode_scalar_chain::mark_dual_mode_def): New function.
17343 (timode_scalar_chain::convert_insn): Likewise.
17344 (dimode_scalar_chain::convert_registers): Likewise.
17345 (scalar_chain::compute_convert_gain): Renamed to ...
17346 (dimode_scalar_chain::compute_convert_gain): This.
17347 (scalar_chain::replace_with_subreg): Renamed to ...
17348 (dimode_scalar_chain::replace_with_subreg): This.
17349 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
17350 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
17351 (scalar_chain::make_vector_copies): Renamed to ...
17352 (dimode_scalar_chain::make_vector_copies): This.
17353 (scalar_chain::convert_reg): Renamed to ...
17354 (dimode_scalar_chain::convert_reg ): This.
17355 (scalar_chain::convert_op): Renamed to ...
17356 (dimode_scalar_chain::convert_op): This.
17357 (scalar_chain::convert_insn): Renamed to ...
17358 (dimode_scalar_chain::convert_insn): This.
17359 (scalar_chain::convert): Call convert_registers.
17360 (convert_scalars_to_vector): Change to scalar_chain pointer to
17361 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
17362 in 32-bit mode. Delete scalar_chain pointer. Call
17363 free_dominance_info in 64-bit mode.
17364 (pass_stv::gate): Remove TARGET_64BIT check.
17365 (ix86_option_override): Put the 64-bit STV pass before the CSE
17368 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
17370 * dwarf2out.h (struct dw_loc_descr_node): Remove the
17371 dw_loc_frame_offset field.
17372 * dwarf2out.c (new_loc_descr): Likewise.
17373 (resolve_args_picking_1): Turn the VISITED hash set into a
17374 FRAME_OFFSET hash map. Use it to associate a frame offset to
17375 visited nodes. Remove uses of the CHECKING_P macro.
17376 (resolve_args_picking): Update call to resolve_args_picking_1.
17378 2016-04-27 Martin Liska <mliska@suse.cz>
17380 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
17381 (free_loop_data): Release vuses of groups.
17383 2016-04-27 Bin Cheng <bin.cheng@arm.com>
17385 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
17386 instead of redundant use_id and boolean have_use_for.
17387 (struct iv_use): Change sub_id into group_id. Remove field next.
17388 Move fields: related_cands, n_map_members, cost_map and selected
17390 (struct iv_group): ... here. New structure.
17391 (struct iv_common_cand): Use structure declaration directly.
17392 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
17393 (MAX_CONSIDERED_USES): Rename macro to ...
17394 (MAX_CONSIDERED_GROUPS): ... here.
17395 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
17396 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
17397 (dump_uses): Rename to ...
17398 (dump_groups): ... here. Update all uses.
17399 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
17400 (find_induction_variables): Refactor format of dump information.
17401 (record_sub_use): Delete.
17402 (record_use): Update all uses.
17403 (record_group): New function.
17404 (record_group_use, find_interesting_uses_op): Call above functions.
17406 (find_interesting_uses_cond): Ditto.
17407 (group_compare_offset): New function.
17408 (split_all_small_groups): Rename to ...
17409 (split_small_address_groups_p): ... here. Update all uses.
17410 (split_address_groups): Update all uses.
17411 (find_interesting_uses): Refactor format of dump information.
17412 (add_candidate_1): Update all uses. Remove redundant check on iv,
17414 (add_candidate, record_common_cand): Remove redundant assert.
17415 (add_iv_candidate_for_biv): Update use.
17416 (add_iv_candidate_derived_from_uses): Update all uses.
17417 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
17418 (alloc_use_cost_map): Ditto.
17419 (set_use_iv_cost, get_use_iv_cost): Rename to ...
17420 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
17421 (determine_use_iv_cost_generic): Ditto.
17422 (determine_group_iv_cost_generic): Ditto.
17423 (determine_use_iv_cost_address): Ditto.
17424 (determine_group_iv_cost_address): Ditto.
17425 (determine_use_iv_cost_condition): Ditto.
17426 (determine_group_iv_cost_cond): Ditto.
17427 (determine_use_iv_cost): Ditto.
17428 (determine_group_iv_cost): Ditto.
17429 (set_autoinc_for_original_candidates): Update all uses.
17430 (find_iv_candidates): Update all uses. Refactor dump information.
17431 (determine_use_iv_costs): Ditto.
17432 (determine_iv_costs): Ditto.
17433 (iv_ca_cand_for_use): Rename to ...
17434 (iv_ca_cand_for_group): ... here. Update all uses.
17435 (iv_ca_add_use, iv_ca_add_group): Ditto.
17436 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
17437 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
17438 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
17439 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
17440 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
17441 (create_new_iv, adjust_iv_update_pos): Ditto.
17442 (rewrite_use_address): Delete.
17443 (rewrite_use_address_1): Rename to ...
17444 (rewrite_use_address): ... here.
17445 (rewrite_use_compare): Update all uses.
17446 (rewrite_use): Delete.
17447 (rewrite_uses): Rename to ...
17448 (rewrite_groups): ... here. Update all uses.
17449 (remove_unused_ivs, free_loop_data): Update all uses.
17450 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
17452 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17454 * rtlanal.c (nonzero_bits1): Convert preprocessor check
17455 for WORD_REGISTER_OPERATIONS to runtime check.
17457 2016-04-27 Richard Biener <rguenther@suse.de>
17460 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
17461 aggregate_value_p to determine if a function result is
17462 returned by reference.
17463 (ipa_pta_execute): Functions having their address taken are
17464 not automatically nonlocal.
17466 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17469 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
17470 * fold-const.c (operand_equal_p): If flag_checking and
17471 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
17472 and if it returns non-zero, assert iterative_hash_expr on both
17475 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17477 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
17479 2016-04-27 Nick Clifton <nickc@redhat.com>
17481 PR middle-end/49889
17482 * varasm.c (merge_weak): Generate an error if an attempt is made
17483 to convert a non-weak static function into a weak, public function.
17485 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17487 * params.def (MAX_PARTITION_SIZE): New param.
17488 * doc/invoke.texi: Document lto-max-partition.
17490 2016-04-27 Richard Biener <rguenther@suse.de>
17493 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
17494 function cummulating used_from_other_partition, externally_visible
17495 and force_output from aliases.
17496 (refered_from_nonlocal_var): Likewise.
17497 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
17498 node flags properly.
17500 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17502 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
17503 (-Wmemset-elt-size): New item.
17505 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
17508 * stor-layout.h (internal_reference_types): Delete.
17509 * stor-layout.c (reference_types_internal): Likewise.
17510 (internal_reference_types): Likewise.
17511 (layout_type) <REFERENCE_TYPE>: Adjust.
17513 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17516 * tree.h (inchash::add_expr): Add FLAGS argument.
17517 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
17518 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
17519 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
17520 Formatting fix. Adjust recursive calls. For tcc_comparison,
17521 if swap_tree_comparison (code) is smaller than code, hash that
17522 and arguments in the other order. Hash CONVERT_EXPR the same
17523 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
17524 of ADDR_EXPR of decl as the decl itself. Add or remove
17525 OEP_ADDRESS_OF from recursive flags as needed. For
17526 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
17527 operands commutatively and only the third one normally.
17528 For internal CALL_EXPR hash in CALL_EXPR_IFN.
17530 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
17532 * config/rtems.h (LIB_SPEC): Add -latomic.
17534 2016-04-27 Joel Sherrill <joel@rtems.org>
17536 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
17537 xilink.ld and flags not relevant to RTEMS.
17539 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
17541 * toplev.c (backend_init_target): Avoid calling init_reload when using
17544 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17546 * reorg.c (try_merge_delay_insns): Declare i and j inside the
17547 for loops rather than one for the whole function.
17549 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17551 * match.pd (X + CST CMP X): New transformation.
17553 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17555 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
17556 * fold-const.c (fold_binary_loc): Remove 2 transformations
17557 superseded by match.pd.
17558 * match.pd (x+x -> x*2): Generalize to integers.
17560 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
17562 * config/i386/i386.md (operation on memory peephole): Duplicate an
17563 existing peephole and adapt it to match lea rather than an operation
17566 PR rtl-optimization/57193
17567 * opts.c (default_options_table): Add OPT_frename_registers at -O2
17569 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
17571 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17573 * tree-if-conv.c (any_pred_load_store): New static variable.
17574 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
17575 any_pred_load_store instead of and_mask_load_store.
17576 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
17577 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
17578 (combine_blocks, tree_if_conversion): Ditto.
17580 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17582 PR tree-optimization/70771
17583 PR tree-optimization/70775
17584 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
17585 virtual PHI nodes. Delete parameter.
17586 (if_convertible_loop_p_1): Delete argument to above function.
17587 (predicate_all_scalar_phis): Delete code handling single-argument
17589 (tree_if_conversion): Mark and update virtual SSA.
17591 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17594 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
17595 (x86_elf_aligned_common): Rename to ...
17596 (x86_elf_aligned_decl_common): ... this.
17597 Add decl arg. Switch to .lbss for largecomm object. Use
17598 LARGECOMM_SECTION_ASM_OP.
17599 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
17601 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
17602 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
17604 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
17605 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
17607 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17610 * config/i386/i386.c (SECTION_LARGE): Define.
17611 (x86_64_elf_select_section): Set it for large data/bss sections.
17612 Only clear SECTION_WRITE for .lrodata.
17613 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
17615 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
17616 * varasm.c (default_elf_asm_named_section): Grow flagchars.
17617 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
17619 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
17620 * doc/tm.texi: Regenerate.
17622 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17625 * configure.ac (--enable-checking): Document extra flag, for
17626 non-release builds default to --enable-checking=yes,extra.
17627 If misc checking and extra checking, define CHECKING_P to 2 instead
17629 * common.opt (fchecking=): Add.
17630 * doc/invoke.texi (-fchecking=): Document.
17631 * doc/install.texi: Document --enable-checking changes.
17632 * configure: Regenerated.
17633 * config.in: Regenerated.
17635 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17637 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
17638 attribute instead of which_alternative.
17639 * config/i386/sse.md (*mov<mode>_internal): Ditto.
17640 Use EXT_REX_SSE_REG_P where appropriate.
17642 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17644 * config/i386/predicates.md (const0_operand): Do not match
17645 const_wide_int code.
17646 (const1_operand): Ditto.
17648 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17650 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
17651 for SSE constm1 operands and TARGET_AVX512VL.
17652 (*movti_internal): Ditto.
17653 (*mov<mode>_or): Use constm1_operand predicate.
17654 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
17655 for SSE vector_all_ones operands and TARGET_AVX512VL.
17656 * config/i386/predicates.md (constm1_operand): New predicate.
17657 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
17658 emission of constant -1 load.
17660 2016-04-25 Jason Merrill <jason@redhat.com>
17662 * gdbinit.in: Skip is-a.h.
17664 * attribs.c (register_scoped_attributes): Fix logic.
17665 * attribs.h: Declare register_scoped_attributes.
17667 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17669 * config/rs6000/rs6000-builtin.def: Correct pasto error for
17670 stxvd2x and stxvw4x built-in functions.
17672 2016-04-25 DJ Delorie <dj@redhat.com>
17674 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
17675 (ashrhi3): Likewise.
17676 (lshrhi3): Likewise.
17678 2016-04-25 Richard Biener <rguenther@suse.de>
17680 PR tree-optimization/70780
17681 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
17682 wasn't visited yet.
17683 (compute_antic): Mark blocks with abnormal preds as visited as
17684 they have a final empty antic-in solution already.
17686 2016-04-25 Michael Collison <michael.collison@linaro.org>
17688 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
17690 2016-04-25 Michael Collison <michael.collison@linaro.org>
17692 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
17693 mode is VQI to improve mixed mode vectorization.
17694 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
17695 define_insn to match low half of signed vaddw.
17696 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
17697 define_insn to match high half of signed vaddw.
17698 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
17699 define_insn to match low half of unsigned vaddw.
17700 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
17701 define_insn to match high half of unsigned vaddw.
17702 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
17703 (arm_simd_check_vect_par_cnst_half_p): Likewise.
17704 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
17706 (arm_simd_check_vect_par_cnst_half_p): Likewise.
17707 * config/arm/predicates.md (vect_par_constant_high): Support
17708 big endian and simplify by calling
17709 arm_simd_check_vect_par_cnst_half
17710 (vect_par_constant_low): Likewise.
17712 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17714 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
17715 predicate for operand 2.
17717 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
17718 H.J. Lu <hongjiu.lu@intel.com>
17720 * config/i386/i386-protos.h (standard_sse_constant_p): Add
17721 machine_mode argument.
17722 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
17723 constm1_rtx operands. For VOIDmode constants, get mode from
17724 pred_mode. Check mode size if the mode is supported by ABI.
17725 (standard_sse_constant_opcode): Do not use standard_constant_p.
17726 Strictly check ABI support for all-ones operands.
17727 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
17728 immediates. Update calls to standard_sse_constant_p.
17729 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
17730 (ix86_rtx_costs): Ditto.
17731 * config/i386/i386.md (*movxi_internal_avx512f): Use
17732 nonimmediate_or_sse_const_operand instead of vector_move_operand.
17733 Use (v,BC) alternative instead of (v,C). Use register_operand
17734 checks instead of MEM_P.
17735 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
17736 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
17737 isa attribute. Use register_operand checks instead of MEM_P.
17738 (*movti_internal): Use nonimmediate_or_sse_const_operand for
17739 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
17740 alternative and corresponding sse2 isa attribute.
17741 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
17742 to standard_sse_constant_p.
17743 (FP constant splitters): Ditto.
17744 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
17746 * config/i386/predicates.md (constm1_operand): Remove.
17747 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
17748 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
17749 vector_all_ones_operand instead of constm1_operand.
17751 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17753 * print-rtl.c (print_rtx_insn_vec): New function.
17754 * print-rtl.h: New prototype.
17755 * store-motion.c (struct st_expr): Make avail_stores a vector.
17756 (st_expr_entry): Adjust.
17757 (free_st_expr_entry): Likewise.
17758 (print_store_motion_mems): Likewise.
17759 (find_moveable_store): Likewise.
17760 (compute_store_table): Likewise.
17761 (delete_store): Likewise.
17762 (build_store_vectors): Likewise.
17764 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17766 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
17768 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17770 * vec.h (vec_safe_contains): New function.
17771 (vec::contains): Likewise.
17772 (vec::begin): Likewise.
17773 (vec::end): Likewise.
17775 2016-04-23 Jakub Jelinek <jakub@redhat.com>
17778 * cfgexpand.c (expand_stack_vars): Fix typo.
17780 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
17782 * system.h (list, map, set, vector): Include conditionally.
17783 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
17784 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
17785 * ipa-icf.c (INCLUDE_LIST): Define.
17786 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
17787 * config/sh/sh.c (INCLUDE_VECTOR): Define.
17788 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
17789 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
17790 * cp/logic.cc (INCLUDE_LIST): Define.
17791 * fortran/trans-common.c (INCLUDE_MAP): Define.
17793 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
17795 * auto-profile.c: Remove <string.h> include.
17796 * ipa-icf-gimple.c: Remove <list> include.
17797 * diagnostic.c: Remove <new> include.
17798 * genmatch.c: Likewise.
17799 * pretty-print.c: Likewise.
17800 * toplev.c: Likewise
17801 * c/c-objc-common.c: Likewise.
17802 * cp/error.c: Likewise.
17803 * fortran/error.c: Likewise.
17805 2016-04-22 Richard Biener <rguenther@suse.de>
17807 * lto-streamer-in.c (input_ssa_names): Do not allocate
17808 GIMPLE_NOP for all SSA names.
17809 * lto-streamer-out.c (output_ssa_names): Do not output
17810 SSA names that should have been released.
17812 2016-04-22 Richard Biener <rguenther@suse.de>
17814 PR tree-optimization/70740
17815 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
17818 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
17821 * config/i386/predicates.md (call_insn_operand): Replace
17822 sibcall_memory_operand with memory_operand.
17824 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
17826 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
17827 has_single_use() tests.
17828 (register_edge_assert_for_1): Likewise.
17829 (find_assert_locations_1): Check the liveness bitmap instead of
17830 checking has_single_use().
17832 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
17835 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
17836 Extract AVX-512BW constraint from AVX.
17838 2016-04-21 Richard Biener <rguenther@suse.de>
17840 PR tree-optimization/70725
17841 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
17842 for phi_convertible_by_degenerating_args.
17843 (predicate_all_scalar_phis): Handle single-argument PHIs.
17845 2016-04-21 Richard Biener <rguenther@suse.de>
17847 PR middle-end/70747
17848 * fold-const.c (fold_comparison): Return properly typed
17851 2016-04-21 Bin Cheng <bin.cheng@arm.com>
17853 PR tree-optimization/70715
17854 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
17855 after expanding BASE using expand_simple_operations.
17857 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17859 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
17860 New transformations.
17862 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17864 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
17866 2016-04-20 Jan Hubicka <jh@suse.cz>
17868 * ipa-inline.c (can_inline_edge_p): Pass caller info to
17869 ultiimate_alias_target.
17870 (update_callee_keys): Likewise.
17871 (lookup_recursive_calls): Likewise.
17872 (speculation_useful_p): Likewise.
17874 2016-04-20 Jan Hubicka <jh@suse.cz>
17877 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
17878 (set_nothrow_flag_1): ... this; handle interposition correctly;
17879 recurse on aliases and thunks.
17880 (cgraph_node::set_nothrow_flag): New.
17881 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
17882 functions compiled with non-call exceptions that binds to current
17884 (propagate_nothrow): Be safe WRT interposition.
17885 * cgraph.h (set_nothrow_flag): Update prototype.
17887 2016-04-18 Jan Hubicka <jh@suse.cz>
17889 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17890 max_loop_iterations_int.
17891 (tree_unswitch_outer_loop): Likewise.
17893 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17895 PR tree-optimization/69489
17896 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
17897 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
17898 Revise dump message.
17899 (if_convertible_bb_p): Remove check on edge count of basic block's
17902 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17904 PR tree-optimization/56625
17905 PR tree-optimization/69489
17906 * tree-data-ref.h (DR_INNERMOST): New macro.
17907 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
17908 hashing struct innermost_loop_behavior.
17909 (ref_DR_map): Remove.
17910 (innermost_DR_map): New map.
17911 (baseref_DR_map): Revise comment.
17912 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
17913 to innermost_DR_map accroding to its innermost loop behavior.
17914 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
17915 to its innermost loop behavior.
17916 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
17917 Add initialization for innermost_DR_map. Record memory reference
17918 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
17919 have innermost loop behavior.
17920 (if_convertible_loop_p): Remove release for ref_DR_map. Release
17923 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
17925 * config/i386/i386.md (*lea<mode>_general_1): Rename from
17926 *lea_general_1. Use explicit SWI12 mode interator.
17927 (*lea<mode>_general_2): Rename from *lea_general_2.
17928 Use explicit SWI12 mode interator.
17929 (*lea<mode>_general_3): Rename from *lea_general_3.
17930 Use explicit SWI12 mode interator.
17931 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
17932 Use explicit SWI12 mode interator.
17933 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
17934 Use explicit SWI48 mode interator.
17936 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17938 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
17939 Short-cut unaligned load and store cases. Handle all integer
17941 (ix86_expand_vector_move_misalign): Short-cut unaligned load
17942 and store cases. Call ix86_avx256_split_vector_move_misalign
17943 directly without checking mode class.
17945 2016-04-20 Andrew Pinski <apinski@cavium.com>
17946 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17949 * config/aarch64/aarch64.md (sibcall): Force call
17950 address to be DImode for ILP32.
17951 (sibcall_value): Likewise.
17953 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17955 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
17957 2016-04-20 Richard Biener <rguenther@suse.de>
17959 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
17960 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
17961 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
17962 (maybe_push_res_to_seq): Adjust.
17963 * gimple-fold.c (maybe_build_generic_op): Likewise.
17965 2016-04-20 Marek Polacek <polacek@redhat.com>
17967 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
17970 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
17972 * config/i386/sse.md (vec_unpacks_lo_hi): Always
17973 use kmovw to support AVX512F target.
17975 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17977 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
17979 2016-04-20 Marek Polacek <polacek@redhat.com>
17981 PR tree-optimization/70725
17982 * tree-if-conv.c (is_false_predicate): New function.
17983 (predicate_mem_writes): Use it.
17985 2016-04-20 Richard Biener <rguenther@suse.de>
17987 PR tree-optimization/70726
17988 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
17989 shift amounts from a pattern stmt operand.
17991 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17994 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
17995 stack_restore_from_fpr pattern when restoring r15.
17996 (s390_optimize_prologue): Strip away the memory barrier in the
17997 parallel when trying to get rid of restore insns.
17998 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
17999 definition for loading the stack pointer from an FPR. Compared to
18000 the normal move insn this pattern includes a full memory barrier.
18002 2016-04-19 Jakub Jelinek <jakub@redhat.com>
18004 PR middle-end/70680
18005 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
18006 implicitly linear or lastprivate iterator on the outer context.
18008 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18010 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
18012 * config/i386/i386.md (ssememalign): Removed.
18013 * config/i386/sse.md: Remove ssememalign attribute from patterns.
18015 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18018 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
18019 const short * to __builtin_ia32_loaddquhi512_mask.
18020 (_mm512_maskz_loadu_epi16): Likewise.
18021 (_mm512_mask_storeu_epi16): Pass short * to
18022 __builtin_ia32_storedquhi512_mask.
18023 (_mm512_mask_loadu_epi8): Pass const char * to
18024 __builtin_ia32_loaddquqi512_mask.
18025 (_mm512_maskz_loadu_epi8): Likewise.
18026 (_mm512_mask_storeu_epi8): Pass char * to
18027 __builtin_ia32_storedquqi512_mask.
18028 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
18029 const double * to __builtin_ia32_loadupd512_mask.
18030 (_mm512_mask_loadu_pd): Likewise.
18031 (_mm512_maskz_loadu_pd): Likewise.
18032 (_mm512_storeu_pd): Pass double * to
18033 __builtin_ia32_storeupd512_mask.
18034 (_mm512_mask_storeu_pd): Likewise.
18035 (_mm512_loadu_ps): Pass const float * to
18036 __builtin_ia32_loadups512_mask.
18037 (_mm512_mask_loadu_ps): Likewise.
18038 (_mm512_maskz_loadu_ps): Likewise.
18039 (_mm512_storeu_ps): Pass float * to
18040 __builtin_ia32_storeups512_mask.
18041 (_mm512_mask_storeu_ps): Likewise.
18042 (_mm512_mask_loadu_epi64): Pass const long long * to
18043 __builtin_ia32_loaddqudi512_mask.
18044 (_mm512_maskz_loadu_epi64): Likewise.
18045 (_mm512_mask_storeu_epi64): Pass long long *
18046 to __builtin_ia32_storedqudi512_mask.
18047 (_mm512_loadu_si512): Pass const int * to
18048 __builtin_ia32_loaddqusi512_mask.
18049 (_mm512_mask_loadu_epi32): Likewise.
18050 (_mm512_maskz_loadu_epi32): Likewise.
18051 (_mm512_storeu_si512): Pass int * to
18052 __builtin_ia32_storedqusi512_mask.
18053 (_mm512_mask_storeu_epi32): Likewise.
18054 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
18055 char * to __builtin_ia32_storedquqi256_mask.
18056 (_mm_mask_storeu_epi8): Likewise.
18057 (_mm256_mask_loadu_epi16): Pass const short * to
18058 __builtin_ia32_loaddquhi256_mask.
18059 (_mm256_maskz_loadu_epi16): Likewise.
18060 (_mm_mask_loadu_epi16): Pass const short * to
18061 __builtin_ia32_loaddquhi128_mask.
18062 (_mm_maskz_loadu_epi16): Likewise.
18063 (_mm256_mask_loadu_epi8): Pass const char * to
18064 __builtin_ia32_loaddquqi256_mask.
18065 (_mm256_maskz_loadu_epi8): Likewise.
18066 (_mm_mask_loadu_epi8): Pass const char * to
18067 __builtin_ia32_loaddquqi128_mask.
18068 (_mm_maskz_loadu_epi8): Likewise.
18069 (_mm256_mask_storeu_epi16): Pass short * to.
18070 __builtin_ia32_storedquhi256_mask.
18071 (_mm_mask_storeu_epi16): Pass short * to.
18072 __builtin_ia32_storedquhi128_mask.
18073 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
18074 const double * to __builtin_ia32_loadupd256_mask.
18075 (_mm256_maskz_loadu_pd): Likewise.
18076 (_mm_mask_loadu_pd): Pass onst double * to
18077 __builtin_ia32_loadupd128_mask.
18078 (_mm_maskz_loadu_pd): Likewise.
18079 (_mm256_mask_storeu_pd): Pass double * to
18080 __builtin_ia32_storeupd256_mask.
18081 (_mm_mask_storeu_pd): Pass double * to
18082 __builtin_ia32_storeupd128_mask.
18083 (_mm256_mask_loadu_ps): Pass const float * to
18084 __builtin_ia32_loadups256_mask.
18085 (_mm256_maskz_loadu_ps): Likewise.
18086 (_mm_mask_loadu_ps): Pass const float * to
18087 __builtin_ia32_loadups128_mask.
18088 (_mm_maskz_loadu_ps): Likewise.
18089 (_mm256_mask_storeu_ps): Pass float * to
18090 __builtin_ia32_storeups256_mask.
18091 (_mm_mask_storeu_ps): ass float * to
18092 __builtin_ia32_storeups128_mask.
18093 (_mm256_mask_loadu_epi64): Pass const long long * to
18094 __builtin_ia32_loaddqudi256_mask.
18095 (_mm256_maskz_loadu_epi64): Likewise.
18096 (_mm_mask_loadu_epi64): Pass const long long * to
18097 __builtin_ia32_loaddqudi128_mask.
18098 (_mm_maskz_loadu_epi64): Likewise.
18099 (_mm256_mask_storeu_epi64): Pass long long * to
18100 __builtin_ia32_storedqudi256_mask.
18101 (_mm_mask_storeu_epi64): Pass long long * to
18102 __builtin_ia32_storedqudi128_mask.
18103 (_mm256_mask_loadu_epi32): Pass const int * to
18104 __builtin_ia32_loaddqusi256_mask.
18105 (_mm256_maskz_loadu_epi32): Likewise.
18106 (_mm_mask_loadu_epi32): Pass const int * to
18107 __builtin_ia32_loaddqusi128_mask.
18108 (_mm_maskz_loadu_epi32): Likewise.
18109 (_mm256_mask_storeu_epi32): Pass int * to
18110 __builtin_ia32_storedqusi256_mask.
18111 (_mm_mask_storeu_epi32): Pass int * to
18112 __builtin_ia32_storedqusi128_mask.
18113 * config/i386/i386-builtin-types.def (PCSHORT): New.
18114 (PINT64): Likewise.
18115 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
18116 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
18117 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
18118 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
18119 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
18120 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
18121 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
18122 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
18123 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
18124 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
18125 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
18126 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
18127 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
18128 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
18129 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
18130 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
18131 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
18132 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
18133 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
18134 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
18135 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
18136 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
18137 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
18138 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
18139 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
18140 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
18141 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
18142 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
18143 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
18144 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
18145 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
18146 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
18147 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
18148 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
18149 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
18150 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
18151 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
18152 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
18153 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
18154 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
18155 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
18156 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
18157 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
18158 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
18159 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
18160 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
18161 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
18162 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
18163 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
18165 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
18166 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
18168 (ix86_expand_vector_move_misalign): Likewise.
18169 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
18170 to scalar function prototype for unaligned load/store builtins.
18171 (ix86_expand_special_args_builtin): Updated.
18172 * config/i386/sse.md (UNSPEC_LOADU): Removed.
18173 (UNSPEC_STOREU): Likewise.
18174 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
18175 (VI_ULOADSTORE_F_AVX512VL): Likewise.
18176 (ssescalarsize): Handle V4TI, V2TI and V1TI.
18177 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18178 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18179 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
18180 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
18181 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
18182 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
18183 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
18184 (<avx512>_storedqu<mode>_mask): Likewise.
18185 (*sse4_2_pcmpestr_unaligned): Likewise.
18186 (*sse4_2_pcmpistr_unaligned): Likewise.
18187 (*mov<mode>_internal): Renamed to ...
18188 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
18189 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
18190 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
18191 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
18193 2016-04-19 Richard Biener <rguenther@suse.de>
18195 PR tree-optimization/70171
18196 * tree-ssa-phiprop.c: Include stor-layout.h.
18197 (phiprop_insert_phi): Handle the aggregate copy case.
18198 (propagate_with_phi): Likewise.
18200 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
18202 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
18203 instead of simplify_gen_subreg (... , 0).
18204 (ix86_delegitimize_address): Ditto.
18205 (ix86_split_divmod): Ditto.
18206 (ix86_split_copysign_const): Ditto.
18207 (ix86_split_copysign_var): Ditto.
18208 (ix86_expand_args_builtin): Ditto.
18209 (ix86_expand_round_builtin): Ditto.
18210 (ix86_expand_special_args_builtin): Ditto.
18211 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
18212 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
18213 (udivmodqi4): Ditto.
18214 (absneg splitters): Ditto.
18215 (*jcc_bt<mode>_1): Ditto.
18217 2016-04-19 Richard Biener <rguenther@suse.de>
18219 PR tree-optimization/70724
18220 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
18221 restoring out from ...
18222 (free_scc_vn): ... here.
18223 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
18224 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
18226 (pass_fre::execute): Restore SSA info.
18228 2016-04-19 Richard Biener <rguenther@suse.de>
18230 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
18231 * gimple-walk.c (walk_gimple_op): Initialize it.
18232 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
18233 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
18234 remapping SSA names of defs.
18235 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
18238 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
18240 PR middle-end/70689
18241 * lra-constraints.c (equiv_substition_p): New.
18242 (process_alt_operands): Use it.
18243 (swap_operands): Swap it.
18244 (curr_insn_transform): Update it.
18246 2016-04-18 Michael Matz <matz@suse.de>
18248 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
18249 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
18250 * tree-core.h (tree_type_common.align): Use bit-field.
18251 (tree_type_common.spare): New.
18252 (tree_decl_common.off_align): Make smaller.
18253 (tree_decl_common.align): Use bit-field.
18255 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
18256 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
18257 (scan_sharing_clauses): Ditto.
18258 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18259 (omp_finish_file): Ditto.
18260 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
18261 (layout_decl): Ditto.
18262 (relayout_decl): Ditto.
18263 (finalize_record_size): Use SET_TYPE_ALIGN.
18264 (finalize_type_size): Ditto.
18265 (finish_builtin_struct): Ditto.
18266 (layout_type): Ditto.
18267 (initialize_sizetypes): Ditto.
18268 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
18269 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
18270 (lookup_field_for_decl): Use SET_DECL_ALIGN.
18271 (get_chain_field): Ditto.
18272 (get_trampoline_type): Ditto.
18273 (get_nl_goto_field): Ditto.
18274 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
18276 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
18277 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
18278 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18279 (build_qualified_type): Use SET_TYPE_ALIGN.
18280 (build_aligned_type, build_range_type_1): Ditto.
18281 (build_atomic_base): Ditto.
18282 (build_common_tree_nodes): Ditto.
18283 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
18284 (expand_one_stack_var_at): Ditto.
18285 * coverage.c (build_var): Use SET_DECL_ALIGN.
18286 * except.c (init_eh): Ditto.
18287 * function.c (assign_parm_setup_block): Ditto.
18288 * symtab.c (increase_alignment_1): Ditto.
18289 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
18290 * tree-vect-stmts.c (ensure_base_align): Ditto.
18291 * varasm.c (align_variable): Ditto.
18292 (assemble_variable): Ditto.
18293 (build_constant_desc): Ditto.
18294 (output_constant_def_contents): Ditto.
18296 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
18297 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
18298 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
18299 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
18300 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
18302 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
18305 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
18306 replace %vmovsd with "%vmovq".
18307 (vec_concatv2df): Likewise.
18309 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
18311 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
18312 (*vec_extractv2si_0): Ditto.
18313 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
18314 (zero_extended_scalar_load_operand splitters): Ditto.
18315 (vec_extract splitters): Ditto.
18316 (*vec_extractv4si_0_zext): Ditto.
18317 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
18318 and lowpart_subreg.
18319 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
18320 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
18321 (*sse4_1_extractps): Use lowpart_subreg.
18322 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
18324 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18326 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
18328 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
18329 Mention Solaris 11 packaging changes.
18330 Update gas and gld requirements.
18331 Remove reference to pre-Solaris 10 bug.
18332 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
18334 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
18337 2016-04-17 Jan Hubicka <jh@suse.cz>
18339 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
18340 max_loop_iterations_int.
18342 2016-04-18 Richard Biener <rguenther@suse.de>
18344 PR tree-optimization/43434
18345 * tree-ssa-structalias.c (struct vls_data): New.
18346 (visit_loadstore): Handle all pointer-based accesses.
18347 (compute_dependence_clique): Compute a bitmap of restrict tags
18348 assigned bases and pass it to visit_loadstore.
18350 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
18353 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
18354 armv8.1-a and armv8.1-a+crc.
18356 2016-04-18 Richard Biener <rguenther@suse.de>
18358 PR tree-optimization/70701
18359 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
18360 references after translating through a memcpy.
18362 2016-04-18 Richard Biener <rguenther@suse.de>
18364 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
18365 (compute_antic): ... here. For partial antic use regular
18366 postorder and scrap iteration.
18367 (compute_partial_antic_aux): Remove unused return value.
18368 (init_pre): Do not allocate postorder.
18369 (fini_pre): Do not free postorder.
18371 2016-04-18 Richard Biener <rguenther@suse.de>
18373 PR middle-end/37870
18374 * expmed.c (extract_bit_field_1): Remove broken case
18375 using a wider MODE_INT mode.
18377 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
18379 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
18380 unless compiling with at least GCC-4.8.
18382 2016-04-17 Jan Hubicka <jh@suse.cz>
18385 * graphite.c (graphite_finalize): Update call to
18386 tree_estimate_probability.
18387 * predict.h (tree_estimate_probability): Update prototype.
18389 2016-04-17 Jan Hubicka <jh@suse.cz>
18391 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
18392 (tree_estimate_probability): Likewise.
18393 (pass_profile::execute): Update.
18394 (report_predictor_hitrates): New function.
18395 * profile.c (compute_branch_probabilities): Use it.
18396 * predict.h (report_predictor_hitrates): Declare.
18398 2016-04-17 Jan Hubicka <jh@suse.cz>
18401 * cgraph.h (cgraph_node::set_const_flag,
18402 cgraph_node::set_pure_flag): Update prototype to return bool;
18404 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
18405 of interposable symbol are interposable, too.
18406 (cgraph_set_const_flag_1): Rename to ...
18407 (set_const_flag_1): ... this one; change to self recursive function
18408 instead of call_for_symbol_thunks_and_aliases. Handle correctly
18409 clearnig the flag in all variants and also virtual thunks of const
18410 functions are pure; track if any change was done.
18411 (cgraph_node::set_const_flag): Update.
18412 (struct set_pure_flag_info): New struct.
18413 (cgraph_set_pure_flag_1): Rename to ...
18414 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
18415 rather than pointer encoded flags; track if any changes was done;
18416 handle correctly clearning flag and setting flag of aliases already
18418 (cgraph_node::set_pure_flag): Update.
18419 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
18421 2016-04-17 Tom de Vries <tom@codesourcery.com>
18424 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
18425 backslash in label.
18427 2016-04-17 Tom de Vries <tom@codesourcery.com>
18429 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
18430 '{}<> ' as escape-for-record.
18432 2016-04-17 Tom de Vries <tom@codesourcery.com>
18434 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
18437 2016-04-17 Tom de Vries <tom@codesourcery.com>
18440 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
18441 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
18442 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
18443 * passes.c (finish_optimization_passes): Only call
18444 finish_graph_dump_file if dfi->graph_dump_initialized.
18445 (execute_function_dump, pass_init_dump_file): Use
18446 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
18448 2016-04-17 Tom de Vries <tom@codesourcery.com>
18450 PR tree-optimization/70256
18451 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
18452 (debug_varmap): New function.
18454 2016-04-17 Tom de Vries <tom@codesourcery.com>
18457 * passes.c (pass_manager::register_pass): Propagate pflags.
18459 2016-04-17 Tom de Vries <tom@codesourcery.com>
18462 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
18463 * passes.c (pass_manager::pass_manager): Declare and init p_start in
18464 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
18465 check if it's equal to p_start.
18466 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
18468 2016-04-15 Jan Hubicka <jh@suse.cz>
18471 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
18472 function does not bind to current def.
18473 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
18474 handle conservatively calls to functions that does not need to bind
18476 (check_call): Update call of worse_state.
18477 (ignore_edge_for_nothrow): Update.
18478 (ignore_edge_for_pure_const): Likewise.
18479 (propagate_pure_const): Update calls to worse_state.
18480 (skip_function_for_local_pure_const): Reformat comments.
18482 2016-04-15 Jan Hubicka <jh@suse.cz>
18485 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
18486 (cgraph_node::function_symbol): Likewise.
18487 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18488 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
18489 (symtab_node::ultimate_alias_target): Add REF parameter.
18490 (symtab_node::binds_to_current_def_p): Declare.
18491 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
18492 (cgraph_node::function_symbol): Likewise.
18493 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18494 (cgraph_node::get_availability): Likewise.
18495 (cgraph_edge::binds_to_current_def_p): New inline function.
18496 (varpool_node::get_availability): Add REF parameter.
18497 (varpool_node::ultimate_alias_target): Likewise.
18498 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
18499 (symtab_node::binds_to_current_def_p): Likewise.
18500 * varpool.c (varpool_node::get_availability): Likewise.
18502 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18505 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
18506 Fix mode size check.
18508 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18510 * BASE-VER: Set to 7.0.0.
18512 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
18514 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
18516 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18518 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
18519 architecture revisions.
18521 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
18523 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
18524 * config/i386/i386.c (ix86_using_red_zone): No longer static.
18525 * config/i386/i386.md (stack decrement to push peepholes): Guard
18526 with !x86_using_red_zone ().
18528 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18531 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
18532 to dump_generic_node.
18533 (NIY): Pass also flags to do_niy.
18535 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
18537 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
18538 (simd_clone_vector_of_formal_parm_types)
18539 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
18540 (simd_clone_mangle, simd_clone_create)
18541 (simd_clone_adjust_return_type, create_tmp_simd_array)
18542 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
18543 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
18544 (ipa_simd_modify_function_body, simd_clone_linear_addend)
18545 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
18546 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
18547 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
18548 * omp-simd-clone.c: ... this new file.
18549 (simd_clone_vector_of_formal_parm_types): Make it static.
18550 * Makefile.in (OBJS): Add omp-simd-clone.o.
18552 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18555 * config/i386/sse.md: Use proper memory operand modifiers.
18558 2016-04-15 Richard Biener <rguenther@suse.de>
18559 Alan Modra <amodra@gmail.com>
18561 PR tree-optimization/70130
18562 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
18563 when alignment stays not the same and no not use the realign
18566 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18569 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18570 direct move handlers for KFmode. Change TFmode handlers test from
18571 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
18573 2016-04-14 Jakub Jelinek <jakub@redhat.com>
18576 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
18577 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
18578 (inlined_polymorphic_ctor_dtor_block_p): Use it.
18579 * tree-ssa-live.c (remove_unused_scope_block_p): When
18580 in_ctor_dtor_block, avoid discarding not just BLOCKs with
18581 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
18582 block_ultimate_origin is FUNCTION_DECL.
18583 (remove_unused_locals): If current_function_decl is
18584 polymorphic_ctor_dtor_p, pass initial true to
18585 remove_unused_scope_block_p' is_ctor_dtor_block.
18587 2016-04-14 Martin Sebor <msebor@redhat.com>
18592 * doc/extend.texi (Variable Length): Revert.
18594 2016-04-14 Marek Polacek <polacek@redhat.com>
18595 Jan Hubicka <hubicka@ucw.cz>
18598 * tree.c (verify_type): Disable the canonical type of main variant
18601 2016-04-14 Jason Merrill <jason@redhat.com>
18603 * cfgexpand.c, expr.c: Revert previous change.
18605 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
18607 PR middle-end/70643
18608 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
18609 when building a mem ref for the incoming reduction variable.
18611 2016-04-14 Richard Biener <rguenther@suse.de>
18613 PR tree-optimization/70614
18614 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
18615 loop if the evolution dropped to chrec_dont_know.
18616 (interpret_condition_phi): Likewise.
18618 2016-04-14 Richard Biener <rguenther@suse.de>
18620 PR tree-optimization/70623
18621 * tree-ssa-pre.c (changed_blocks): Make global ...
18622 (compute_antic): ... local here. Move and fix worklist
18623 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
18624 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
18625 worklist handling, dump when ANTIC_IN changed.
18626 (compute_partial_antic_aux): Remove worklist handling.
18627 (init_pre): Do not compute post dominators. Add a comment about
18628 the CFG order chosen.
18629 (fini_pre): Do not free post dominators.
18631 2016-04-13 Martin Sebor <msebor@redhat.com>
18636 * doc/extend.texi (Variable Length): Document C++ specifics.
18638 2016-04-13 Jakub Jelinek <jakub@redhat.com>
18641 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
18642 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
18643 eh edges have been purged.
18646 * tree-sra.c (create_access_replacement,
18647 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
18649 * tree-pretty-print.c (dump_fancy_name): New function.
18650 (dump_decl_name, dump_generic_node): Use it.
18652 2016-04-13 Jason Merrill <jason@redhat.com>
18654 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
18655 * expr.c (expand_expr_real_1): Likewise.
18657 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
18659 * config/i386/i386.md (kunpckhi): Swap operands.
18660 (kunpcksi): Likewise.
18661 (kunpckdi): Likewise.
18662 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
18663 (vec_pack_trunc_<mode>): Likewise.
18665 2016-04-13 Jakub Jelinek <jakub@redhat.com>
18668 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
18670 PR middle-end/70633
18671 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
18672 gimplification turns some element into non-constant.
18675 * rtl.h (convert_memory_address_addr_space_1): New prototype.
18676 * explow.c (convert_memory_address_addr_space_1): No longer static,
18677 add NO_EMIT argument and don't call convert_modes if true, pass
18678 it down recursively, remove break after return.
18679 (convert_memory_address_addr_space): Adjust caller.
18680 * simplify-rtx.c (simplify_unary_operation_1): Call
18681 convert_memory_address_addr_space_1 instead of convert_memory_address,
18682 if it returns NULL, don't simplify.
18684 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
18687 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
18689 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18691 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18692 Bump the upper SIMDLEN limits, so that if the return type or
18693 characteristic type if the return type is void can be passed in
18694 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
18697 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18700 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
18701 Do not use "=" constraint on an input constraint.
18702 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
18703 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
18704 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
18705 generates (neg (abs ...)) instead of (abs ...).
18707 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18709 PR rtl-optimization/70596
18710 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
18711 just invalidate LRA data and reset them. Adjust dump wording.
18713 2016-04-12 Martin Liska <mliska@suse.cz>
18716 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18718 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
18720 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18721 max_loop_iterations_int.
18722 (tree_unswitch_outer_loop): Likewise.
18723 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
18724 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
18726 2016-04-12 Tom de Vries <tom@codesourcery.com>
18728 PR tree-optimization/68756
18729 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
18730 instead of new_name.
18732 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18734 PR tree-optimization/70602
18735 * tree-sra.c (generate_subtree_copies): Don't write anything into
18736 constant pool decls.
18738 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
18739 regardless whether there are depend clauses or not.
18741 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18744 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
18745 target attribute and pragma from changing the -mfloat128
18746 and -mfloat128-hardware options.
18748 * doc/extend.texi (Additional Floating Types): Document PowerPC
18749 __float128 restrictions.
18751 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18754 * config/aarch64/driver-aarch64.c
18755 (aarch64_get_extension_string_for_isa_flags): New.
18756 (arch_extension): Rename to...
18757 (aarch64_arch_extension): ...This.
18758 (ext_to_feat_string): Rename to...
18759 (aarch64_extensions): ...This.
18760 (aarch64_core_data): Keep track of architecture extension flags.
18761 (cpu_data): Rename to...
18762 (aarch64_cpu_data): ...This.
18763 (aarch64_arch_driver_info): Keep track of architecture extension
18765 (get_arch_name_from_id): Rename to...
18766 (get_arch_from_id): ...This, change return type.
18767 (host_detect_local_cpu): Update and reformat for renames, handle
18768 extensions through common infrastructure.
18770 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18773 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
18774 track of a canonical flag name.
18775 (all_extensions): Likewise.
18776 (arch_to_arch_name): Also track extension flags enabled by the arch.
18777 (all_architectures): Likewise.
18778 (aarch64_parse_extension): Move to here.
18779 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
18781 (aarch64_rewrite_selected_cpu): Update for above change.
18782 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
18783 are handled, such that the single explicit value enabled by an
18784 extension is kept seperate from the implicit values it also enables.
18785 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
18787 (aarch64_parse_extension): New.
18788 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
18789 here to config/aarch64/aarch64-protos.h.
18790 (aarch64_parse_extension): Move from here to
18791 common/config/aarch64/aarch64-common.c.
18792 (aarch64_option_print): Update.
18793 (aarch64_declare_function_name): Likewise.
18794 (aarch64_start_file): Likewise.
18795 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
18796 the canonical flag for extensions.
18797 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
18800 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18802 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
18805 2016-04-09 Tom de Vries <tom@codesourcery.com>
18807 PR tree-optimization/68953
18808 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
18809 first to last subscript.
18811 2016-04-09 Jakub Jelinek <jakub@redhat.com>
18813 PR tree-optimization/70586
18814 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
18817 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
18821 PR tree-optimization/70373
18822 PR middle-end/70533
18823 PR middle-end/70534
18824 PR middle-end/70535
18825 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
18826 clauses for acc parallel reductions as necessary. Error on those
18828 * omp-low.c (scan_sharing_clauses): Don't install variables which
18829 are used in acc parallel reductions.
18830 (lower_rec_input_clauses): Remove dead code.
18831 (lower_oacc_reductions): Add support for reference reductions.
18832 (lower_reduction_clauses): Remove dead code.
18833 (lower_omp_target): Don't remap variables appearing in acc parallel
18835 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
18837 2016-04-08 Jakub Jelinek <jakub@redhat.com>
18839 PR middle-end/70593
18840 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
18841 with multiple SSA_NAME defs, force the outputs other than first
18842 to be live before calling live_track_process_def on each output.
18844 PR rtl-optimization/70574
18845 * fwprop.c (forward_propagate_and_simplify): Don't add
18846 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
18847 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
18848 paradoxical subregs within *loc.
18850 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
18852 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
18853 -ftree-parallelize-loops={0,1}.
18854 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
18855 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
18856 * config/ia64/hpux.h (LIB_SPEC): Likewise.
18857 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
18858 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
18860 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
18863 * asan.c (instrument_derefs): If we get unknown location, extract it
18864 with EXPR_LOCATION.
18865 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
18867 2016-04-08 Tom de Vries <tom@codesourcery.com>
18869 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
18870 implicit firstprivate clause.
18872 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18875 * config/arm/thumb2.md (tst + branch-> lsls + branch
18876 peephole below *orsi_not_shiftsi_si): Require that condition
18877 register is dead after the peephole.
18878 (second peephole after the above): Likewise.
18880 2016-04-08 Alan Modra <amodra@gmail.com>
18883 * builtins.c (fold_builtin_classify): For IBM extended precision,
18884 look at just the high-order double to test for NaN.
18885 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
18886 test just the high double for Inf but both doubles for subnormal
18889 2016-04-07 Jakub Jelinek <jakub@redhat.com>
18891 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
18892 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
18893 node->simdclone->mask_mode != VOIDmode masks.
18894 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
18895 earlier, use it instead of node->simdclone.
18896 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18897 Set clonei->mask_mode.
18899 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18902 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
18903 Pass it through to cp_parser_already_scoped_statement.
18904 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
18905 it through to cp_parser_statement.
18906 (cp_parser_statement): Pass IF_P through to
18907 cp_parser_iteration_statement.
18908 (cp_parser_pragma): Adjust call to
18909 cp_parser_iteration_statement.
18911 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18914 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
18915 resolve a future -Wparentheses warning.
18916 * omp-low.c (scan_sharing_clauses): Likewise.
18917 * tree-parloops.c (eliminate_local_variables): Likewise.
18919 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
18921 PR rtl-optimization/70398
18922 * lra-constraints.c (process_address_1): Check zero scale and code
18923 for reloading with zero scale.
18925 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
18927 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
18928 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
18930 2016-04-06 Jakub Jelinek <jakub@redhat.com>
18932 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18933 Add support for AVX512F clones, include them by default for
18934 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
18935 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
18938 PR middle-end/70550
18939 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
18940 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
18941 firstprivate clauses.
18942 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
18943 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
18944 (lower_omp_target): Set TREE_NO_WARNING for
18945 non-addressable possibly uninitialized vars which are copied into
18946 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
18948 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
18950 * config/pa/predicates.md (integer_store_memory_operand): Accept
18951 REG+D operands with a large offset when reload_in_progress is true.
18952 (floating_point_store_memory_operand): Likewise.
18954 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18957 * match.pd (nested int casts): Limit to GIMPLE.
18959 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
18962 * ipa-devirt.c (maybe_record_node): Fix comment; use
18963 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
18965 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18967 PR rtl-optimization/70542
18968 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
18969 if there are any uses other than insn or debug insns.
18971 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
18972 Jakub Jelinek <jakub@redhat.com>
18974 PR tree-optimization/70509
18975 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
18976 Shift HOST_WIDE_INT_1U instead of 1.
18978 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
18980 PR tree-optimization/70509
18981 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
18982 of the vector base type for index.
18984 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
18987 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
18989 2016-04-05 Richard Biener <rguenther@suse.de>
18991 PR tree-optimization/70526
18992 * tree-sra.c (build_ref_for_offset): Use prev_base to
18993 extract the alias pointer type.
18995 2016-04-05 Richard Biener <rguenther@suse.de>
18997 * dse.c (struct store_info): Remove alias_set member.
18998 (struct read_info_type): Likewise.
18999 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
19000 spill_deleted, clear_alias_set_lookup): Remove.
19001 (get_group_info): Remove dead base == NULL_RTX case.
19002 (dse_step0): Remove initialization of removed variables.
19003 (delete_dead_store_insn): Reomve alias set dumping.
19004 (free_read_records): Remove alias_set handling.
19005 (canon_address): Remove alias_set_out parameter.
19006 (record_store): Remove spill_alias_set, it's always zero.
19007 (check_mem_read_rtx): Likewise.
19008 (dse_step2): Rename from ...
19009 (dse_step2_nospill): ... this. Adjust.
19010 (scan_stores): Rename from ...
19011 (scan_stores_nospill): ... this.
19012 (scan_reads): Rename from ...
19013 (scan_reads_nospill): ... this.
19014 (scan_stores_spill, scan_reads_spill): Remove.
19015 (dse_step3_scan): Remove for_spills argument which is always false.
19016 (dse_step3): Likewise.
19017 (dse_step5): Rename from ...
19018 (dse_step5_nospill): ... this. Remove alias_set handling.
19019 (rest_of_handle_dse): Adjust.
19021 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19024 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
19025 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
19026 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
19027 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
19029 2016-04-05 Richard Biener <rguenther@suse.de>
19031 PR middle-end/70499
19032 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
19033 non-register type temporaries into SSA.
19035 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
19038 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
19039 calls when sanitizing.
19040 (possible_polymorphic_call_target_p): Fix formatting.
19042 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19043 Jakub Jelinek <jakub@redhat.com>
19045 PR middle-end/70457
19046 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
19047 to ensure a call statement is compatible with a built-in's
19049 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
19052 2016-04-04 Richard Biener <rguenther@suse.de>
19054 PR rtl-optimization/70484
19055 * rtl.h (canon_output_dependence): Declare.
19056 * alias.c (canon_output_dependence): New function.
19057 * dse.c (record_store): Use canon_output_dependence rather
19058 than canon_true_dependence.
19060 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19063 * cgraph.h (symtab_node::copy_visibility_from): New function.
19064 * symtab.c (symtab_node::copy_visibility_from): New function.
19065 * ipa-visibility.c (optimize_weakref): New function.
19066 (function_and_variable_visibility): Use it.
19068 2016-04-04 Martin Liska <mliska@suse.cz>
19071 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
19072 value that is really in range handled by SBR instruction.
19073 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
19074 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
19075 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
19077 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
19081 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
19082 set, but not for SP_REG operands.
19084 2016-04-02 Martin Sebor <msebor@redhat.com>
19087 * fold-const.c (maybe_nonzero_address): New function.
19088 (fold_comparison): Call it. Fold equality and relational
19089 expressions involving null pointers.
19090 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
19092 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
19094 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
19095 the "Y" constraint (scalar FP 0.0 immediate).
19097 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
19098 Add the "const_double" to the list of operand constraints.
19100 2016-04-01 Jakub Jelinek <jakub@redhat.com>
19102 PR rtl-optimization/70467
19103 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
19104 If low word of the last operand is 0, just emit addition/subtraction
19107 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19110 * config/s390/s390.c (s390_expand_insv): Check for everything
19111 constant instead of just VOIDmode stuff.
19113 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19116 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
19118 2016-04-01 Nathan Sidwell <nathan@acm.org>
19120 * tree.def (TRY_CATCH_EXPR): Correct documentation.
19122 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
19124 PR rtl-optimization/70461
19125 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
19128 2016-03-31 Martin Liska <mliska@suse.cz>
19131 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
19132 a tree value or an immediate integer value to a buffer
19133 that is eventually copied to a BRIG section.
19134 (emit_immediate_operand): Call the function here.
19135 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
19136 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
19137 of class' fields that are removed.
19138 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
19139 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
19140 m_brig_repr_size fields.
19142 2016-03-31 Martin Liska <mliska@suse.cz>
19145 * hsa-gen.c (hsa_function_representation::update_dominance): New
19147 (convert_addr_to_flat_segment): Likewise.
19148 (gen_hsa_memory_set): New alignment argument.
19149 (gen_hsa_ctor_assignment): Likewise.
19150 (gen_hsa_insns_for_single_assignment): Provide alignment
19151 to gen_hsa_ctor_assignment.
19152 (gen_hsa_insns_for_direct_call): Add new argument.
19153 (expand_lhs_of_string_op): New function.
19154 (expand_string_operation_builtin): Likewise.
19155 (expand_memory_copy): New function.
19156 (expand_memory_set): New function.
19157 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
19158 (convert_switch_statements): Change signature.
19159 (generate_hsa): Use a return value of the function.
19160 (pass_gen_hsail::execute): Do not call
19161 convert_switch_statements here.
19162 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
19163 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
19164 (hsa_function_representation::update_dominance): New function.
19166 2016-03-31 Martin Liska <mliska@suse.cz>
19169 * hsa-brig.c (emit_directive_variable): Emit alignment
19170 according to hsa_symbol::m_align.
19171 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
19172 (dump_hsa_symbol): Dump alignment of HSA symbols.
19173 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
19174 (gen_hsa_addr_with_align): New function.
19175 (hsa_bitmemref_alignment): Use newly added function.
19176 (gen_hsa_insns_for_load): Likewise.
19177 (gen_hsa_insns_for_store): Likewise.
19178 (gen_hsa_memory_copy): New argument added.
19179 (gen_hsa_insns_for_single_assignment): Respect
19180 alignment for assignments processed via gen_hsa_memory_copy.
19181 (gen_hsa_insns_for_direct_call): Likewise.
19182 (gen_hsa_insns_for_return): Likewise.
19183 (gen_function_def_parameters): Set default alignment.
19184 * hsa.c (hsa_object_alignment): New function.
19185 (hsa_byte_alignment): Pasted function.
19186 * hsa.h (hsa_symbol::m_align): New field.
19188 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19190 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
19191 scratch field for goto case.
19193 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
19195 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
19197 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
19200 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
19201 (scalar_chain::convert_insn): Call convert_op for reg
19202 moves to handle undefined registers.
19204 2016-03-31 Nathan Sidwell <nathan@acm.org>
19207 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
19208 Assert we don't want to move backwards.
19210 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
19213 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
19215 2016-03-31 Jakub Jelinek <jakub@redhat.com>
19217 PR rtl-optimization/70460
19218 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
19219 with operand from REG_LABEL_OPERAND, instead substitute
19220 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
19221 Don't do anything for REG_NON_LOCAL_GOTO jumps.
19223 2016-03-31 Martin Liska <mliska@suse.cz>
19225 * passes.c (execute_one_pass): Do not call
19226 todo_after for a discarded function.
19228 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19230 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
19231 (no_cost, infinite_cost): Initialize the new field.
19232 (get_computation_cost_at): Record setup cost.
19233 (determine_use_iv_cost_address): Skip cost computation for sub
19234 uses if we can estimate it without losing accuracy.
19236 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19238 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19240 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19241 max_loop_iterations_int.
19242 (tree_unswitch_outer_loop): Likewise.
19243 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19244 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19246 2016-03-30 Richard Biener <rguenther@suse.de>
19248 PR middle-end/70450
19249 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
19251 2016-03-30 Jakub Jelinek <jakub@redhat.com>
19254 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
19255 in gen_blendm expander.
19257 2016-03-30 Nick Clifton <nickc@redhat.com>
19260 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
19261 case where we are already provided with an SImode SUBREG.
19263 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
19266 * config/i386/i386.c (ix86_expand_epilogue): Properly check
19267 conflict between DRAP register and __builtin_eh_return.
19269 2016-03-30 Michael Matz <matz@suse.de>
19270 Richard Biener <rguenther@suse.de>
19273 * ipa-polymorphic-call.c (struct type_change_info): Change
19274 speculative to an unsigned allowing to limit the work we do.
19275 (csftc_abort_walking_p): New inline function..
19276 (check_stmt_for_type_change): Limit the number of may-defs
19277 skipped for speculative devirtualization to
19278 max-speculative-devirt-maydefs.
19279 * params.def (max-speculative-devirt-maydefs): New param.
19280 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
19282 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
19285 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
19288 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
19290 PR tree-optimization/59124
19291 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
19292 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
19294 2016-03-29 Jeff Law <law@redhat.com>
19296 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
19298 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19300 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
19303 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
19305 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
19306 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
19307 gcrt0.o if linking dynamically.
19309 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19312 * ipa-devirt.c (methods_equal_p): New function.
19313 (compare_virtual_tables): Use it.
19314 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
19315 * cgraphclones.c (clone_function_name_1): Use
19316 symbol_table::symbol_suffix_separator.
19317 * coverage.c (build_var): Likewise.
19318 * symtab.c (symbol_table::symbol_suffix_separator): New.
19320 2016-03-29 Jakub Jelinek <jakub@redhat.com>
19322 PR rtl-optimization/70429
19323 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
19324 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
19325 mode != result_mode.
19328 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
19330 PR tree-optimization/70405
19331 * ssa-iterators.h (num_imm_uses): Add missing braces.
19333 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
19335 PR rtl-optimization/68695
19336 * ira-color.c (allocno_copy_cost_saving): New.
19337 (improve_allocation): Use it.
19339 2016-03-29 Richard Henderson <rth@redhat.com>
19341 PR middle-end/70355
19342 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
19344 2016-03-29 Richard Biener <rguenther@suse.de>
19346 PR middle-end/70424
19347 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
19348 use alignment returned by get_pointer_alignment_1 if it is
19349 bigger than BITS_PER_UNIT.
19350 * builtins.c (get_pointer_alignment_1): Do not return true
19351 for alignment extracted from SSA info.
19353 2016-03-28 James Bowman <james.bowman@ftdichip.com>
19355 * config/ft32/ft32.opt (mnodiv): New.
19356 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
19357 * doc/invoke.texi (FT32 Options -mnodiv): New.
19359 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
19362 * config/i386/i386.md (define_split, andn): Fix modes.
19364 2016-03-26 Richard Biener <rguenther@suse.de>
19365 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19368 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
19370 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
19371 as 2nd argument to cl_optimization_restore().
19373 2016-03-25 Richard Henderson <rth@redhat.com>
19376 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
19377 * config/aarch64/aarch64-protos.h: Declare it.
19378 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
19380 2016-03-25 Alan Modra <amodra@gmail.com>
19383 * config/rs6000/constraints.md (j): Simplify.
19384 * config/rs6000/predicates.md (easy_fp_constant): Exclude
19386 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
19387 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
19388 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
19389 in all constraint alternatives.
19390 (movtd_64bit_nodm): Delete "j" constraint alternative.
19392 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19394 * tree-ssa-propagate.c: Enhance docs for
19395 SSA_PROP_NOT_INTERESTING.
19397 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19399 * doc/extend.texi: Fix typo in documentation to pure attribute.
19401 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
19404 * config/pa/pa.md (bswapdi2): Use a scratch register.
19406 2016-03-24 Richard Henderson <rth@redhat.com>
19408 PR middle-end/69845
19409 * fold-const.c (extract_muldiv_1): Correct test for multiplication
19412 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
19414 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
19415 using ix86_expand_binary_operator instead of gen_andsi3.
19417 2016-03-24 Richard Biener <rguenther@suse.de>
19419 PR tree-optimization/70396
19420 * tree-vect-stmts.c (vectorizable_comparison): Use
19421 get_vectype_for_scalar_type.
19423 2016-03-24 Richard Biener <rguenther@suse.de>
19425 PR middle-end/70370
19426 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
19427 with register bases.
19429 2016-03-24 Richard Biener <rguenther@suse.de>
19431 PR tree-optimization/70372
19432 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
19433 build_all_ones_cst to also handle vector types correctly.
19435 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19438 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
19441 2016-03-23 Marek Polacek <polacek@redhat.com>
19444 * doc/invoke.texi: Document -Wignored-attributes.
19446 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19448 PR tree-optimization/69042
19449 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
19450 parameter from 30 to 40.
19452 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19454 PR tree-optimization/69042
19455 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
19456 for use with constant offset stripped in base.
19458 2016-03-23 Richard Biener <rguenther@suse.de>
19460 PR middle-end/70251
19461 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
19462 mode compatibility check.
19463 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19465 2016-03-23 Jeff Law <law@redhat.com>
19467 PR tree-optimization/64058
19468 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
19470 (struct ssa_conflicts): Move up earlier in the file.
19471 (conflicts_, var_map_): New static variables.
19472 (initialize_conflict_count): New function to initialize the
19473 CONFLICT_COUNT field for each conflict pair.
19474 (compare_pairs): Lazily initialize the conflict count and use it
19475 as the first tie-breaker.
19476 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
19477 and wipe conflicts_ and map_ around the call to qsort. Remove
19478 special case for 2 coalesce pairs.
19479 * bitmap.c (bitmap_count_unique_bits): New function.
19480 (bitmap_count_bits_in_word): New function, extracted from
19482 (bitmap_count_bits): Use bitmap_count_bits_in_word.
19483 * bitmap.h (bitmap_count_unique_bits): Declare it.
19485 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
19488 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
19489 transparent alias chain for decl assembler name.
19490 * config/sol2.c (solaris_assemble_visibility): Likewise.
19492 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19494 * config/arm/arm1020e.md (1020call_op): Reduce reservation
19496 (v10_fdivs): Likewise.
19497 (v10_fdivd): Likewise.
19499 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19502 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
19503 to not call fclose twice on file.
19505 2016-03-23 Jakub Jelinek <jakub@redhat.com>
19507 PR tree-optimization/70354
19508 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19509 oprnd0 is wider than oprnd1 and there is a cast from the wider
19510 type to oprnd1, mask it with the mask of the narrower type.
19513 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
19514 Optimize TARGET_STV splitters, if high or low word of last argument
19517 2016-03-22 Jeff Law <law@redhat.com>
19520 tree-ssa-threadbackward.c
19521 (fsm_find_control_statement_thread_paths): Correctly distinguish
19522 between old style jump threads vs FSM jump threads.
19524 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
19527 * config/i386/i386.c (scalar_chain::convert_op): Support
19528 uninitialized register usage case.
19530 2016-03-22 Richard Biener <rguenther@suse.de>
19532 PR middle-end/70251
19533 * genmatch.c (gen_transform): Adjust last parameter to a three-state
19535 (capture::gen_transform): ... to change behavior when substituting
19536 a condition into cond or not-cond expr context.
19537 (dt_simplify::gen_1): Adjust.
19538 * gimple-match-head.c: Include gimplify.h for unshare_expr.
19539 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
19540 last change and instead change to
19541 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
19542 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19544 2016-03-22 Anthony Green <green@moxielogic.com>
19546 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
19547 issue for moxiebox targets.
19548 (CC1PLUS_SPEC): Ditto.
19550 2016-03-22 Richard Biener <rguenther@suse.de>
19552 PR middle-end/70333
19553 * fold-const.c (extract_muldiv_1): Properly perform multiplication
19556 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19558 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
19560 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19563 * config/i386/i386.c (def_builtin): Handle
19564 OPTION_MASK_ISA_AVX512VL to be and-ed with other
19566 (const struct builtin_description bdesc_special_args[]):
19567 Remove duplicate ISA bits.
19569 2016-03-22 Jakub Jelinek <jakub@redhat.com>
19572 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
19573 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
19574 in a way that works also for AVX512BW.
19577 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
19578 instead of source if operands[1] is xmm16 and above and
19579 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
19580 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
19583 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
19584 on assign if (*from_p) is a comparison, set it to
19585 TREE_NO_WARNING (*from_p).
19587 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19589 PR middle-end/70326
19590 * lra.c (restore_scratches): Ignore deleted insns.
19592 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
19593 Jakub Jelinek <jakub@redhat.com>
19595 PR tree-optimization/70317
19596 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
19599 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
19602 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
19603 of ix86_expand_move.
19605 (movti): Use general_operand for operand 1 predicate.
19607 2016-03-21 Martin Liska <mliska@suse.cz>
19609 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
19611 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
19613 2016-03-21 Martin Liska <mliska@suse.cz>
19616 * ipa-icf.c (sem_function::parse): Skip static
19617 constructors and destructors.
19619 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19622 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
19623 function-like macro, peek following token(s) if it is followed
19624 by CPP_OPEN_PAREN token with optional padding in between, and
19625 if not, don't treat it like a macro.
19627 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
19628 Alexander Monakov <amonakov@ispras.ru>
19630 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
19631 for the stabs debug format.
19633 2016-03-21 Richard Biener <rguenther@suse.de>
19635 PR tree-optimization/70310
19636 * tree-vect-generic.c (expand_vector_condition): Fold the built
19639 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
19642 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
19643 Block third alternative for AVX-512VL target,
19645 2016-03-21 Martin Liska <mliska@suse.cz>
19648 * hsa-brig.c (emit_function_directives): Mark unemitted
19649 global variables for emission.
19650 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
19651 (get_symbol_for_decl): Likewise.
19652 * hsa.h (struct hsa_symbol): New flag.
19654 2016-03-21 Richard Biener <rguenther@suse.de>
19656 PR tree-optimization/70288
19657 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
19658 we do not estimate unsimplified all-constant conditionals or
19659 switches as optimized away.
19661 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
19663 PR rtl-optimization/69102
19664 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
19665 when we have a readonly dependency context.
19667 2016-03-18 Jeff Law <law@redhat.com>
19669 PR rtl-optimization/70263
19670 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
19671 (update_equiv_regs): When trying to move a store to after the insn
19672 that sets the source of the store, make sure the store occurs after
19673 the insn that sets the source of the store. When successful note
19674 the REG_EQUIV note created in the dump file.
19676 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
19677 Bernd Schmidt <bschmidt@redhat.com>
19679 * doc/extend.texi: Document more potential problems with basic asms.
19681 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
19683 PR rtl-optimization/70278
19684 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
19687 2016-03-18 Jason Merrill <jason@redhat.com>
19689 * calls.c (load_register_parameters): Fix zero size sibcall logic.
19691 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
19693 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
19694 values to 128b regs.
19696 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
19698 PR tree-optimization/70252
19699 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
19700 boolean vector has a proper number of elements.
19701 (supportable_narrowing_operation): Likewise.
19703 2016-03-18 Tom de Vries <tom@codesourcery.com>
19706 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
19708 2016-03-18 Jakub Jelinek <jakub@redhat.com>
19710 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
19711 instead of replace_rtx for DEBUG_INSNs.
19713 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19715 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
19716 load type reservations.
19718 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
19721 * config/pa/constraints.md: Revert 2015-02-13 change. Use
19722 define_constraint for "Q" and "T" constraints.
19724 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
19726 Tweak the pipeline model for Exynos M1
19728 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
19731 2016-03-17 David Malcolm <dmalcolm@redhat.com>
19734 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
19735 where one or both locations aren't within a line_map.
19737 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
19740 * opts.c (finish_options): Don't set flag_pie to the default if
19741 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
19744 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
19746 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
19747 true as ALL_REGS argument to replace_rtx.
19749 2016-03-17 Richard Biener <rguenther@suse.de>
19752 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
19755 2016-03-17 Jakub Jelinek <jakub@redhat.com>
19758 * rtl.h (replace_rtx): Add ALL_REGS argument.
19759 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
19760 equality and assert mode is the same, instead of just rtx pointer
19762 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
19763 true as ALL_REGS argument to replace_rtx.
19765 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
19767 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
19768 for boolean vector with vector mode only.
19769 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19771 2016-03-17 Nick Clifton <nickc@redhat.com>
19774 * config/rx/rx.c (rx_print_integer): Print negative constants in
19777 2016-03-17 Jakub Jelinek <jakub@redhat.com>
19780 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
19782 2016-03-16 Richard Henderson <rth@redhat.com>
19783 Richard Biener <rguenth@suse.de>
19785 PR middle-end/70240
19786 PR middle-end/68215
19788 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
19789 first operand as is_gimple_condexpr.
19791 PR middle-end/70240
19792 PR middle-end/68215
19794 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
19795 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
19796 Do not gimplify the result.
19797 (do_unop): Adjust call to tree_vec_extract.
19798 (do_binop): Likewise.
19799 (do_compare): Likewise.
19800 (do_plus_minus): Likewise.
19801 (do_negate): Likewise.
19802 (expand_vector_condition): Likewise.
19803 (do_cond): Likewise.
19805 2016-03-16 Richard Henderson <rth@redhat.com>
19808 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
19809 (aarch64_classify_address): Use it.
19810 (aarch64_legitimize_address): Force all subexpressions of PLUS
19811 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
19813 2016-03-16 Jakub Jelinek <jakub@redhat.com>
19814 Richard Biener <rguenth@suse.de>
19817 * rtlanal.c (replace_rtx): For REG, if from is a REG,
19818 return to even if only REGNO is equal, and assert
19821 2016-03-11 Jeff Law <law@redhat.com>
19823 PR rtl-optimization/70224
19824 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
19826 2016-03-16 Richard Henderson <rth@redhat.com>
19828 PR middle-end/70199
19829 * function.h (struct function): Add has_forced_label_in_static.
19830 * gimplify.c (force_labels_r): Set it.
19831 * lto-streamer-in.c (input_struct_function_base): Read it.
19832 * lto-streamer-out.c (output_struct_function_base): Write it.
19833 * tree-inline.c (has_label_address_in_static_1): Remove.
19834 (copy_forbidden): Remove fndecl parameter; test
19835 has_forced_label_in_static.
19836 (inline_forbidden_p): Update call to copy_forbidden.
19837 (tree_versionable_function_p): Likewise.
19838 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
19839 (chkp_versioning): Likewise.
19840 * tree-inline.h (copy_forbidden): Update decl.
19842 2016-03-16 Marek Polacek <polacek@redhat.com>
19845 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
19846 function being thunked if the result type doesn't have fixed size.
19847 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
19848 doesn't have fixed size.
19850 2016-03-16 Bin Cheng <bin.cheng@arm.com>
19852 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
19853 reporting malformed loop nest.
19855 2016-03-16 Tom de Vries <tom@codesourcery.com>
19858 * ipa-devirt.c (possible_polymorphic_call_targets): Move
19859 nodes.length () == 1 test to before first nodes[0] access.
19861 2016-03-16 Tom de Vries <tom@codesourcery.com>
19863 PR tree-optimization/68715
19864 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
19865 single_pred_p test.
19867 2016-03-16 Tom de Vries <tom@codesourcery.com>
19869 PR tree-optimization/68809
19870 * graphite-scop-detection.c (same_close_phi_node): Test if result types
19873 2016-03-16 Carlos O'Donell <carlos@redhat.com>
19874 Sandra Loosemore <sandra@codesourcery.com>
19876 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
19877 on leaf attribute. Mention ELF interposition problems.
19879 2016-03-16 Alan Modra <amodra@gmail.com>
19881 PR rtl-optimization/69195
19882 PR rtl-optimization/47992
19883 * ira.c (indirect_jump_optimize): Ignore artificial defs.
19886 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
19889 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
19891 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19893 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
19895 2016-03-15 Jakub Jelinek <jakub@redhat.com>
19897 PR rtl-optimization/70222
19898 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
19899 optimization if mode is different from result_mode, queue up masking
19900 of the result in outer_op. Formatting fix.
19902 PR middle-end/70239
19903 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
19906 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19908 PR rtl-optimization/69032
19909 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
19910 looping backwards over basic block insns.
19912 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19915 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
19916 to non-speculative when propagating trap bits.
19918 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19920 PR rtl-optimization/63384
19921 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
19922 DEBUG_INSN_P insns.
19924 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19927 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
19928 factored out from ...
19929 (sched_analyze_insn): ... here.
19930 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
19931 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
19932 get_implicit_reg_pending_clobbers in it.
19933 (setup_id_reg_sets): Use setup_id_implicit_regs.
19934 (deps_init_id): Ditto.
19936 2016-03-15 Tom de Vries <tom@codesourcery.com>
19939 * cgraph.c (cgraph_node::get_body): Save, reset and restore
19941 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
19942 execute_function_dump.
19943 (execute_one_pass): Don't dump function if it will be dumped after ipa
19946 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
19948 * genrecog.c (match_pattern_2): If pred is NULL don't call
19949 safe_predicate_mode on it.
19951 2016-03-14 Jakub Jelinek <jakub@redhat.com>
19953 PR middle-end/70219
19954 * lra-constraints.c (delete_move_and_clobber): Change assertion
19955 to also allow dregno == 0.
19957 2016-03-14 Richard Henderson <rth@redhat.com>
19960 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
19961 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
19962 (reassociate_bb): Use optimize_vec_cond_expr; avoid
19963 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
19966 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
19969 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
19971 (lra_create_live_ranges_1): initialize hard register biggest_mode to
19973 * lra-constraints.c (split_reg): For hard regs, try to find the
19974 biggest single-register mode used in the function.
19976 2016-03-14 Richard Biener <rguenther@suse.de>
19978 PR tree-optimization/56365
19979 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
19980 constants to compare against.
19982 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
19985 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
19986 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
19987 (define_split for the GPR case): Use int_reg_operand instead of
19988 gpc_reg_operand for the output.
19990 2016-03-14 Tom de Vries <tom@codesourcery.com>
19992 PR tree-optimization/70045
19993 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
19994 create_empty_if_region_on_edge argument.
19996 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
19998 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
19999 (STACK_CHECK_PROTECT): Likewise.
20000 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20001 (STACK_CHECK_PROTECT): Likewise.
20002 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20003 (STACK_CHECK_PROTECT): Likewise.
20004 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
20005 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
20006 (STACK_CHECK_PROTECT): Likewise.
20008 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
20010 PR rtl-optimization/69307
20011 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
20012 registers in modes that span more than one register.
20014 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
20017 * lra-constraints.c (delete_move_and_clobber): New.
20018 (remove_inheritance_pseudos): Use it.
20020 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
20023 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
20024 the libcall is LCT_THROW.
20025 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
20026 for the checking routine.
20028 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20031 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
20032 optimization if we have direct move.
20033 (roundu32<mode>2_fprs): Likewise.
20035 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
20038 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
20040 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
20041 Arguments swapped. All callers changed. Take reg_renumber into
20042 account, and Calculate and compare register ranges for hard regs.
20044 2016-03-11 Jeff Law <law@redhat.com>
20046 PR tree-optimization/70190
20047 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20048 Handle cases where we can not extract the taken edge, even though we
20049 found a constant value.
20051 PR tree-optimization/64058
20052 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
20053 (num_coalesce_pairs): Move up earlier in file.
20054 (find_coalesce_pair): Initialize the INDEX field for each pair
20056 (compare_pairs): No longer sort on the elements in each pair.
20057 Instead break ties with the index of the coalesce pair.
20059 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20062 * config/aarch64/aarch64-protos.h
20063 (aarch64_save_restore_target_globals): New prototype.
20064 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
20065 Call the above when popping pragma.
20066 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
20068 (aarch64_set_current_function): Rewrite using the above.
20070 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20072 PR tree-optimization/70177
20073 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
20074 (extract_ops_from_tree): ... this. In the 2 argument
20075 overload remove _1 suffix.
20076 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
20077 (extract_ops_from_tree): ... this.
20078 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
20080 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
20081 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
20082 extract_ops_from_tree instead of 2 operand one.
20084 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
20086 PR tree-optimization/70013
20087 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
20088 for constant-pool entries.
20090 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20092 PR rtl-optimization/70174
20093 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
20094 followed by gen_lowpart on force_reg instead of just gen_lowpart.
20096 PR tree-optimization/70169
20097 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
20098 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
20101 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
20102 Jakub Jelinek <jakub@redhat.com>
20105 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
20106 of uninitialized values.
20108 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20110 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
20112 ("*trunctddd2"): New pattern definition.
20113 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
20116 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20118 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
20119 definitions for BFP and DFP rounding modes.
20120 ("fixuns_truncdddi2", "fixuns_trunctddi2")
20121 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
20122 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
20123 ("fix_trunctf<mode>2"): Use the new constants instead of magic
20126 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20128 * config/s390/constraints.md: Adjust comment.
20129 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
20130 s390_decompose_addrstyle_without_index.
20131 * config/s390/predicates.md (shift_count_or_setmem_operand):
20132 Rename to setmem_operand.
20133 * config/s390/s390-protos.h
20134 (s390_decompose_shift_count): Rename to
20135 s390_decompose_addrstyle_without_index.
20136 * config/s390/s390.c (s390_decompose_shift_count)
20137 (s390_mem_constraint, print_shift_count_operand)
20138 (print_operand_address, print_operand): Rename
20139 s390_decompose_shift_count to
20140 s390_decompose_addrstyle_without_index and rename
20141 print_shift_count_operand to print_addrstyle_operand troughout the
20143 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
20144 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
20145 Rename shift_count_or_setmem_operand to setmem_operand.
20146 * config/s390/vx-builtins.md ("vec_insert<mode>")
20147 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
20150 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20153 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
20154 Handle overlapping retval and newval.
20156 2016-03-10 Nick Clifton <nickc@redhat.com>
20159 * config/aarch64/aarch64.c
20160 (aarch64_override_options_after_change_1): When forcing
20161 flag_omit_frame_pointer to be true, use a special value that can
20162 be detected if this function is called again, thus preventing
20163 flag_omit_leaf_frame_pointer from being forced to be false.
20165 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20167 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
20168 Set x_flag_omit_leaf_frame_pointer when handling
20169 -momit-leaf-frame-pointer.
20171 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20174 * cgraph.c (cgraph_node::dump): Dump split_part and
20175 indirect_call_target.
20176 * cgraph.h (cgraph_node): Add indirect_call_target flag.
20177 * ipa.c (has_addr_references_p): Cleanup.
20178 (is_indirect_call_target_p): New.
20179 (walk_polymorphic_call_targets): Do not mark virtuals that may be
20180 called indirectly as local.
20181 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
20183 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20186 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20187 on cxa_pure_virtual.
20189 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20192 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
20194 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20197 * tree.c (need_assembler_name_p): Only record main variant type names.
20199 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20202 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
20203 Always define to 0 or 1.
20204 (TARGET_FIX_ERR_A53_843419): New macro.
20205 * config/aarch64/aarch64-elf-raw.h
20206 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
20207 * config/aarch64/aarch64-linux.h: Likewise.
20208 * config/aarch64/aarch64.c
20209 (aarch64_override_options_after_change_1): Do not default
20210 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
20212 (aarch64_attributes): Handle fix-cortex-a53-843419.
20213 (aarch64_can_inline_p): Likewise.
20214 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
20216 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
20217 Jakub Jelinek <jakub@redhat.com>
20219 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
20220 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
20221 DECL_COMMONS if flag_unconstrained_commons is set.
20222 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20223 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
20224 (funconstrained-commons): Document.
20226 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20228 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
20229 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
20231 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
20233 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
20234 has a proper number of elements.
20236 2016-03-10 Alan Modra <amodra@gmail.com>
20238 PR rtl-optimization/69195
20239 PR rtl-optimization/47992
20240 * ira.c (recorded_label_ref): Delete.
20241 (update_equiv_regs): Return void.
20242 (indirect_jump_optimize): New function.
20243 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
20244 before regstat_compute_ri. Don't rebuild_jump_labels here.
20245 Delete update_regstat.
20247 2016-03-10 Richard Biener <rguenther@suse.de>
20249 PR tree-optimization/70128
20250 * tree-ssa-structalias.c (set_uids_in_ptset): Set
20251 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
20253 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20255 PR tree-optimization/70152
20256 * tree-sra.c (replace_removed_params_ssa_names): Copy over
20257 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
20260 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
20261 instead of gen_sse2_loadlpd.
20262 * config/i386/sse.md (*vec_concatv2df): Rename to...
20263 (vec_concatv2df): ... this.
20265 PR tree-optimization/70127
20266 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
20268 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20272 * diagnostic-show-locus.c (compatible_locations_p): New function.
20273 (layout::layout): Sanitize ranges using compatible_locations_p.
20275 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20279 * diagnostic-show-locus.c (layout_range::layout_range): Replace
20280 location_range param with three const expanded_locations * and a
20282 (layout::layout): Replace call to
20283 rich_location::lazily_expand_location with get_expanded_location.
20284 Extract the range and perform location expansion here, passing
20285 the results to the layout_range ctor.
20286 * diagnostic.c (source_range::debug): Delete.
20287 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
20288 of rich_location::get_expanded_location.
20289 * gcc-rich-location.c (get_range_for_expr): Delete.
20290 (gcc_rich_location::add_expr): Reimplement to avoid the
20291 rich_location::add_range overload that took a location_range,
20292 passing a location_t instead.
20294 2016-03-09 Richard Biener <rguenther@suse.de>
20295 Jakub Jelinek <jakub@redhat.com>
20297 PR tree-optimization/70138
20298 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20299 Also skip vect_double_reduction_def.
20301 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20304 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
20305 if the operand is "m".
20307 2016-03-09 Nathan Sidwell <nathan@acm.org>
20309 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
20311 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20313 * config/i386/i386.c (processor_target_table): Fix cost table
20314 intialization order for znver1.
20316 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20318 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
20319 - becuase -> because.
20320 * ipa-reference.c (ignore_module_statics): Likewise.
20321 * cgraph.c (cgraph_node::get_body): Likewise.
20322 * ipa-inline.c (early_inliner): Likewise.
20323 * ipa-devirt.c (types_same_for_odr): Likewise.
20324 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
20325 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
20327 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20329 * tree-ssa-math-opts.c: Fix typo in comment.
20331 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20334 * config/i386/i386.c (scalar_chain::make_vector_copies,
20335 scalar_chain::convert_reg): Call end_sequence in between
20336 get_insns and emit_conversion_insns rather than after both
20339 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
20342 * config/i386/i386.h (machine_function): Add
20343 pc_thunk_call_expanded flag.
20344 (ix86_pc_thunk_call_expanded): New define.
20345 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
20346 (*set_got): Rename insn pattern from set_got.
20347 (*set_got_labelled): Rename inst pattern from set_got_labelled.
20348 * config/i386/i386.c (ix86_compute_frame_layout): Use
20349 ix86_pc_thunk_call_expanded to prevent red-zone.
20351 2016-03-07 Martin Jambor <mjambor@suse.cz>
20353 * hsa.h (hsa_get_ctor_statements): Declare.
20354 (hsa_get_dtor_statements): Likewise.
20355 (hsa_get_kernel_dispatch_type): Likewise.
20356 * hsa.c (hsa_get_ctor_statements): New function.
20357 (hsa_get_dtor_statements): Likewise.
20358 (hsa_get_kernel_dispatch_type): Likewise.
20359 * hsa-brig.c (hsa_cdtor_statements): Removed.
20360 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
20361 hsa_get_dtor_statements.
20362 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
20363 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
20365 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
20367 * config/arm/arm-cores.def (cortex-r8): New.
20368 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
20369 * config/arm/arm-tune.md: Likewise.
20370 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
20372 2016-03-07 Martin Sebor <msebor@redhat.com>
20374 PR rtl-optimization/19705
20375 * doc/invoke.texi (Options That Control Optimization): Clarify
20376 -fno-branch-count-reg.
20378 2016-02-26 Richard Biener <rguenther@suse.de>
20379 Jeff Law <law@redhat.com>
20381 PR tree-optimization/69740
20382 * cfghooks.c (remove_edge): Request loop fixups if we delete
20383 an edge that might turn an irreducible loop into a natural
20385 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
20386 Move after definition of loops_state_clear.
20388 2016-03-07 Bin Cheng <bin.cheng@arm.com>
20390 PR rtl-optimization/69052
20391 * rtlanal.c (commutative_operand_precedence): Set higher precedence
20394 2016-03-07 Tom de Vries <tom@codesourcery.com>
20396 PR tree-optimization/70116
20397 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
20398 is_tm_ending stmts and ubsan/asan internal functions.
20399 (find_duplicate): Use it. Don't test is_tm_ending here.
20401 2016-03-07 Richard Biener <rguenther@suse.de>
20403 PR tree-optimization/70115
20404 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
20405 (propagate_constants_for_unrolling): Use replace_uses_by.
20407 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
20409 PR middle-end/69916
20410 * omp-low.c (struct oacc_loop): Add ifns.
20411 (new_oacc_loop_raw): Initialize it.
20412 (finish_oacc_loop): Clear mask & flags if no ifns.
20413 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
20414 (oacc_loop_xform_loop): Add ifns arg & adjust.
20415 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
20417 2016-03-07 Richard Henderson <rth@redhat.com>
20420 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
20421 (insert_value_copy_on_edge): Likewise.
20423 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20425 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
20427 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20430 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
20432 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20434 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
20436 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20438 Fix sseimul type attribute.
20439 * config/i386/znver1.md
20440 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
20441 znver1_sseimul_avx256_load) : Fix the type attribute.
20442 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
20443 pipe usage and latency.
20445 2016-03-05 Jakub Jelinek <jakub@redhat.com>
20448 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
20449 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
20452 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20455 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
20457 PR rtl-optimization/69941
20458 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
20459 the reg share its mode.
20461 2016-03-04 Jeff Law <law@redhat.com>
20463 PR tree-optimization/69196
20464 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20465 If the both SSA_NAMEs are anonymous, then consider them unassociated
20466 and include the PHI in the statement count.
20468 2016-03-05 Tom de Vries <tom@codesourcery.com>
20470 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
20471 construct in oacc routine. Check for oacc region in oacc routine.
20473 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20476 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
20477 2016-02-22 changes, instead don't recurse if RECUR is already true.
20478 Don't change *dynamic_check if RECUR. Adjust recursive caller
20479 to pass true to the new argument.
20480 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
20483 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20484 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
20486 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
20488 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20490 PR rtl-optimization/57676
20491 * lra-assigns.c (lra_assign): Guard test for maximum iterations
20492 with flag_checking.
20494 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
20496 * tree-vect-patterns.c (search_type_for_mask): Handle
20497 comparison of booleans.
20499 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20501 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
20505 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
20506 all other ops that have dw_val_class_die_ref operands,
20507 and DW_OP_GNU_entry_value.
20509 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20511 PR rtl-optimization/69904
20512 * config/arm/arm.c (arm_cannot_copy_insn_p):
20513 Return true for load-exclusive instructions.
20515 2016-03-03 Jakub Jelinek <jakub@redhat.com>
20518 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
20519 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
20520 the pattern no matter if it is used just by non-pattern, pattern
20522 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
20523 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20524 oprnd1 def_stmt is in pattern, don't look through it.
20526 2016-03-03 Marek Polacek <polacek@redhat.com>
20528 PR middle-end/70050
20529 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
20531 2016-03-03 Martin Liska <mliska@suse.cz>
20533 PR tree-optimization/70043
20534 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
20535 previous statement if we see a debug statement.
20537 2016-03-03 Richard Biener <rguenther@suse.de>
20539 PR tree-optimization/55936
20540 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
20541 parameter and guard unsafe equivalence use.
20542 (vrp_evaluate_conditional_warnv_with_ops): Always use
20543 safe equivalences but not via the quadratic compare_names
20546 2016-03-03 Michael Collison <michael.collison@linaro.org>
20549 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
20550 for operand 1 to s_register_operand. Change predicate for operand
20551 2 to arm_not_immediate_operand.
20553 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
20555 * doc/tm.texi: Regenerated.
20557 2016-03-02 Richard Henderson <rth@redhat.com>
20560 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
20561 simplification when all args are positive non-fixed registers.
20563 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20565 * target.def (lra_p): Specify that new ports should use LRA.
20567 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20570 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
20571 gimplify_type_sizes the type they refer to.
20572 (omp_notice_variable): Handle reference vars to VLAs.
20573 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
20574 reference to VLA decls in the second pass instead of first pass.
20576 2016-03-02 Tom de Vries <tom@codesourcery.com>
20578 PR tree-optimization/68659
20579 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
20580 new_expr == NULL_TREE.
20581 (get_new_name): Handle ADDR_EXPR.
20583 2016-03-02 Bin Cheng <bin.cheng@arm.com>
20585 PR rtl-optimization/69052
20586 * loop-invariant.c (canonicalize_address): New function.
20587 (inv_can_prop_to_addr_use): Check validity of address expression
20588 which is canonicalized by above function.
20590 2016-03-02 Alan Modra <amodra@gmail.com>
20593 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
20596 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20599 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
20600 (*movhi_internal): Put mask moves from and to memory separately
20601 from moves from/to GPRs.
20603 2016-03-02 Richard Biener <rguenther@suse.de>
20605 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
20606 GENERIC expressions in GIMPLE.
20608 2016-03-02 Richard Biener <rguenther@suse.de>
20610 * config/i386/i386.c (type_natural_mode): Fix typo.
20612 2016-03-02 Nick Clifton <nickc@redhat.com>
20614 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
20616 2016-03-02 Richard Biener <rguenther@suse.de>
20617 Uros Bizjak <ubizjak@gmail.com>
20620 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
20622 2016-03-02 Richard Biener <rguenther@suse.de>
20624 PR middle-end/67278
20625 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
20627 2016-03-02 Marek Polacek <polacek@redhat.com>
20630 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
20631 "is promoted to" warning.
20633 2016-03-01 DJ Delorie <dj@redhat.com>
20635 * config.gcc: Deprecate mep-*.
20637 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
20639 PR middle-end/70025
20640 * lra-constraints.c (regno_val_use_in): New.
20641 (match_reload): Use it instead of regno_use_in.
20643 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
20645 PR rtl-optimization/70007
20646 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
20647 references present in REG_EQUAL notes attached to non-SET patterns.
20649 2016-03-01 Jeff Law <law@redhat.com>
20651 PR tree-optimization/69196
20652 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20653 Appropriately clamp the number of statements to copy when the
20654 thread path does not traverse a loop backedge.
20656 PR tree-optimization/69196
20657 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20658 Do count some PHIs in the thread path against the insn count. Decrease
20659 final statement count by one as the control statement in the last
20660 block will get removed. Remove special cased code for handling PHIs
20663 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
20666 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
20667 asm dialect alternatives to explicit GOTPCREL calls.
20669 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
20672 * ira.c (do_reload): Issue warning for generic stack checking here...
20673 * reload1.c (reload): ...instead of here and streamline it.
20675 2016-03-01 Nick Clifton <nickc@redhat.com>
20677 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
20679 2016-03-01 Richard Biener <rguenther@suse.de>
20681 PR tree-optimization/69983
20682 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
20683 types and fall back to operand_equal_p.
20685 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20688 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20690 * config/s390/constraints.md ("jm8"): New constraint.
20691 * config/s390/predicates.md ("const_int_8bitset_operand"): New
20693 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
20695 ("*setmem_long<setmem_and>"): New pattern.
20696 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
20698 ("*setmem_long_31z<setmem_and>"): New pattern.
20699 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
20700 New substitution rules with the required attributes.
20703 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20706 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20708 * gensupport.c (process_substs_on_one_elem): Split loop to
20709 complete mark_operands_used_in_match_dup on all expressions in the
20711 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20712 and remove function.
20714 2016-03-01 Richard Biener <rguenther@suse.de>
20716 PR middle-end/70022
20717 * fold-const.c (fold_indirect_ref_1): Fix range checking for
20718 vector BIT_FIELD_REF extract.
20720 2016-03-01 Richard Biener <rguenther@suse.de>
20722 PR tree-optimization/69994
20723 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
20725 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
20727 PR tree-optimization/69956
20728 * tree-vect-stmts.c (supportable_widening_operation): Support
20729 multi-step conversion of boolean vectors.
20730 (supportable_narrowing_operation): Likewise.
20732 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20734 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
20737 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20739 * config/s390/subst.md (DSI_VI): New mode iterator.
20740 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
20741 * config/s390/vector.md ("vec_set<mode>"): Move expander before
20742 the insn definition.
20743 ("*vec_set<mode>"): Change predicate and add alternative to
20744 support only either register or const_int operands as element
20746 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
20748 ("vec_extract<mode>"): New expander.
20749 ("*vec_extract<mode>"): New insn definition supporting reg and
20750 const_int element selectors.
20751 ("*vec_extract<mode>_plus"): New insn definition supporting
20752 reg+const_int element selectors.
20753 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
20754 following expander+insn definition.
20755 ("<vec_shifts_name><mode>3"): New expander.
20756 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
20758 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20760 * config/s390/s390.md ("*tabort_1"): Change predicate to
20761 nonmemory_operand. Add a second alternative to cover
20762 register as well as const int operands.
20763 ("*tabort_1_plus"): New pattern definition.
20765 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20767 * config/s390/s390.md ("*ashrdi3_cc_31")
20768 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
20769 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
20770 Merge insn definitions into ...
20771 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
20772 New pattern definition.
20773 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
20774 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
20775 ("*ashr<mode>3_and"): Merge insn definitions into ...
20776 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
20777 New pattern definition.
20778 * config/s390/subst.md ("addr_style_op_cc_subst")
20779 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
20780 substitutions patterns plus attributes.
20781 Add ashiftrt to SUBST iterator.
20783 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20785 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
20786 op2 to nonmemory_operand.
20787 ("*<shift>di3_31", "*<shift>di3_31_and"):
20788 Merge into single pattern definition ...
20789 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
20790 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
20791 pattern definition ...
20792 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
20793 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
20796 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20798 * config/s390/predicates.md (const_int_6bitset_operand): New
20800 * config/s390/s390.md: Include subst.md.
20801 ("rotl<mode>3"): New expander.
20802 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
20804 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
20805 * config/s390/subst.md: New file.
20807 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20809 * config/s390/s390.md ("op_type", "atype", "length" attributes):
20810 Remove RRR type. It doesn't really exist.
20811 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
20813 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
20814 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
20815 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
20816 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
20817 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
20818 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
20819 `enabled' attribute.
20821 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20823 * gensupport.c (process_substs_on_one_elem): Split loop to
20824 complete mark_operands_used_in_match_dup on all expressions in the
20826 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20827 and remove function.
20829 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20832 * config/sparc/sparc.c (NWORDS_UP): Rename to...
20833 (CEIL_NWORDS): ...this. Use CEIL macro.
20834 (compute_fp_layout): Adjust to above renaming.
20835 (function_arg_union_value): Likewise.
20836 (sparc_arg_partial_bytes): Likewise.
20837 (sparc_function_arg_advance): Likewise.
20839 2016-02-29 Jeff Law <law@redhat.com>
20841 PR tree-optimization/70005
20842 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
20843 where an object with a boolean range is compared against a value
20846 PR tree-optimization/69999
20847 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
20848 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
20851 2016-02-29 Richard Biener <rguenther@suse.de>
20853 PR tree-optimization/69994
20854 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
20855 (get_unary_op): Look through nop conversions.
20856 (ops_equal_values_p): New function, look for equality diregarding
20858 (eliminate_plus_minus_pair): Use ops_equal_values_p
20859 (repropagate_negates): Do not use get_unary_op here.
20861 2016-02-29 Martin Liska <mliska@suse.cz>
20863 * system.h: Poison ENABLE_CHECKING macro.
20865 2016-02-29 Martin Liska <mliska@suse.cz>
20867 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
20868 is presented in dump flags.
20869 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20870 (hsa_regalloc): Likewise.
20872 2016-02-19 Richard Biener <rguenther@suse.de>
20874 PR tree-optimization/69980
20875 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
20876 permutation of those we need to keep.
20878 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20881 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
20882 (NWORDS_UP): ...this
20883 (init_cumulative_args): Minor tweaks.
20884 (sparc_promote_function_mode): Likewise.
20885 (scan_record_type): Delete.
20886 (traverse_record_type): New function template.
20887 (classify_data_t): New structure type.
20888 (classify_registers): New inline function.
20889 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
20890 exhausted. Instantiate traverse_record_type on classify_registers and
20891 deal with the case of a structure passed in slot #15 with no FP field
20893 (assign_data_t): New structure type.
20894 (compute_int_layout): New static function.
20895 (compute_fp_layout): Likewise.
20896 (count_registers): New inline function.
20897 (assign_int_registers): New static function.
20898 (assign_fp_registers): Likewise.
20899 (assign_registers): New inline function.
20900 (function_arg_record_value_1): Delete.
20901 (function_arg_record_value_2): Likewise.
20902 (function_arg_record_value_3): Likewise.
20903 (function_arg_record_value): Adjust to above changes. Instantiate
20904 traverse_record_type on count_registers to first count the number of
20905 registers to be used and then on assign_registers to assign them.
20906 (function_arg_union_value): Adjust to above renaming.
20907 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
20908 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
20909 case of a structure passed in slot #15
20910 (sparc_function_arg_advance): Likewise.
20911 (function_arg_padding): Minor tweak.
20913 2016-02-29 Richard Biener <rguenther@suse.de>
20915 PR tree-optimization/69720
20916 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
20917 the adjustment_def path for possibly vectorized defs.
20918 (vect_create_epilog_for_reduction): Handle vectorized initial
20921 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
20923 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
20925 2016-02-27 Jeff Law <law@redhat.com>
20928 2016-02-26 Richard Biener <rguenther@suse.de>
20929 Jeff Law <law@redhat.com>
20931 PR tree-optimization/69740
20932 * cfghooks.c (remove_edge): Request loop fixups if we delete
20933 an edge that might turn an irreducible loop into a natural
20936 2016-02-27 Jakub Jelinek <jakub@redhat.com>
20938 PR rtl-optimization/69896
20939 * tree-vect-generic.c (get_compute_type): Avoid single element
20942 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
20944 Rename the AArch64 tuning option and related functions to enable the
20945 Newton series for the reciprocal square root to reflect its
20946 approximative characteristic.
20948 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
20949 function to "aarch64_emit_approx_rsqrt".
20950 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
20951 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
20952 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
20953 (xgene1_tunings): Likewise.
20954 (use_rsqrt_p): Likewise.
20955 (aarch64_emit_swrsqrt): Use new function name.
20956 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
20957 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
20958 text explaining this option.
20959 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
20961 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20964 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
20965 complain about -mallow-movmisalign without -mvsx if
20966 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
20968 2016-02-26 Joel Sherrill <joel@rtems.org>
20970 * config.gcc: Add x86_64-*-rtems*.
20971 * config/i386/rtems-64.h: New file.
20973 2016-02-26 Joel Sherrill <joel@rtems.org>
20975 * config.gcc: Add aarch64-*-rtems*.
20976 * config/aarch64/rtems.h: New file.
20978 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
20981 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
20982 shift amount using %h. Add comment.
20984 2016-02-26 Richard Biener <rguenther@suse.de>
20985 Jeff Law <law@redhat.com>
20987 PR tree-optimization/69740
20988 * cfghooks.c (remove_edge): Request loop fixups if we delete
20989 an edge that might turn an irreducible loop into a natural
20992 2016-02-26 Martin Jambor <mjambor@suse.cz>
20994 PR middle-end/69920
20995 * tree-sra.c (sra_modify_assign): Do not remove loads of
20996 uninitialized aggregates to SSA_NAMEs.
20998 2016-02-26 Richard Henderson <rth@redhat.com>
21001 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
21002 pseudo in case the target rtx matches the source of the left
21005 2016-02-26 Martin Jambor <mjambor@suse.cz>
21008 * hsa.h (hsa_type_packed_p): Declare.
21009 * hsa.c (hsa_type_packed_p): New function.
21010 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
21012 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
21013 * hsa-brig.c (emit_basic_insn): Likewise.
21015 2016-02-26 Martin Jambor <mjambor@suse.cz>
21018 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
21020 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
21022 2016-02-26 Martin Jambor <mjambor@suse.cz>
21024 * hsa.h (is_a_helper): New overload for hsa_op_immed for
21025 hsa_op_with_type operands.
21026 (hsa_unsigned_type_for_type): Declare.
21027 * hsa.c (hsa_unsigned_type_for_type): New function.
21028 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
21029 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
21030 the finalizer. Do not emit extra move.
21032 2016-02-26 Martin Jambor <mjambor@suse.cz>
21034 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
21035 atomic operations in private segment.
21037 2016-02-26 Martin Jambor <mjambor@suse.cz>
21039 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
21040 statements to wi->info. Also disallow omp simd constructs.
21041 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
21042 for not gridifying. Dump special string for omp_for.
21044 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21047 * config/aarch64/aarch64.c (aarch64_set_current_function):
21048 Save/restore target globals when switching to
21049 target_option_default_node.
21051 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21054 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
21055 Return 0 if !SHIFT_COUNT_TRUNCATED.
21057 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21058 Eric Botcazou <ebotcazou@adacore.com>
21060 PR rtl-optimization/69891
21061 * dse.c (scan_insn): If we can't figure out memset arguments
21062 or they are non-constant, call clear_rhs_from_active_local_stores.
21064 2016-02-26 Martin Liska <mliska@suse.cz>
21066 * doc/extend.texi: Mention clog10, clog10f an clog10l
21067 in Builtins section.
21069 2016-02-26 Martin Liska <mliska@suse.cz>
21071 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
21073 (resolve_args_picking_1): Likewise.
21074 * dwarf2out.h (struct GTY): Likewise.
21076 2016-02-26 Martin Liska <mliska@suse.cz>
21078 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
21079 with flag_checking.
21080 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21082 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
21083 Martin Liska <mliska@suse.cz>
21085 * doc/install.texi: Mention --enable-valgrind-annotations.
21087 2016-02-26 Richard Biener <rguenther@suse.de>
21089 PR tree-optimization/69551
21090 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
21091 looking through aliases adjust DECL_PT_UID to refer to the
21092 ultimate alias target.
21094 2016-02-25 Martin Liska <mliska@suse.cz>
21096 PR middle-end/69919
21097 * alloc-pool.c (after_memory_report): New variable.
21098 * alloc-pool.h (base_pool_allocator ::release): Do not use
21099 the infrastructure if after_memory_report.
21100 * toplev.c (toplev::main): Mark after memory report.
21102 2016-02-25 Richard Biener <rguenther@suse.de>
21104 PR tree-optimization/48795
21105 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
21107 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
21110 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
21111 offloading is enabled and -fopenacc or -fopenmp is specified.
21112 (CRTOFFLOADEND): Likewise.
21113 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
21114 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
21115 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
21116 (offload_objects_file_name): New static var.
21117 (tool_cleanup): Remove offload_objects_file_name file.
21118 (find_offloadbeginend): Replace with ...
21119 (find_crtoffloadtable): ... this.
21120 (run_gcc): Remove offload_argc and offload_argv.
21121 Get offload_objects_file_name from -foffload-objects=... option.
21122 Read names of object files with offload from this file, pass them to
21123 compile_images_for_offload_targets. Don't call find_offloadbeginend and
21124 don't pass offloadbegin and offloadend to the linker. Don't pass
21125 offload non-LTO files to the linker, because now they're not claimed.
21127 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
21130 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21131 on builtin_unreachable.
21133 2016-02-25 Jakub Jelinek <jakub@redhat.com>
21135 PR rtl-optimization/69896
21136 * regcprop.c: Include cfgrtl.h.
21137 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
21138 than remembered mode, either delete it (if noop_move_p), or
21139 treat like copy_p but not noop_p instruction.
21141 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21144 * dwarf2out.c (gen_variable_die): Work around buggy LTO
21145 - allow NULL decl for Fortran DW_TAG_common_block variables.
21147 2016-02-24 Jason Merrill <jason@redhat.com>
21149 * common.opt (flifetime-dse): Add -flifetime-dse=1.
21151 2016-02-24 Richard Biener <rguenther@suse.de>
21152 Jakub Jelinek <jakub@redhat.com>
21154 PR middle-end/69760
21155 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
21156 conditionally executed ops to well-defined overflow behavior.
21158 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21160 PR middle-end/69915
21161 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
21164 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21166 PR rtl-optimization/69886
21167 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
21168 argument. Use it when checking validity of set instructions.
21169 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
21170 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
21172 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
21173 * store-motion.c (find_moveable_store): Update
21174 can_assign_to_reg_without_clobbers_p callsite.
21176 2016-02-24 Richard Biener <rguenther@suse.de>
21178 PR middle-end/68963
21179 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
21181 (record_nonwrapping_iv): Do not fall back to the low/high bound
21182 for non-constant IV bases if the stmt is not always executed.
21184 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21186 * config/arm/arm-cores.def (cortex-a32): New entry.
21187 * config/arm/arm-tables.opt: Regenerate.
21188 * config/arm/arm-tune.md: Regenerate.
21189 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
21190 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
21191 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
21192 for -mcpu and -mtune.
21194 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21197 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
21198 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
21199 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
21200 (atomic_loaddi_1): Delete.
21201 (atomic_loaddi): Rewrite expander using the above changes.
21203 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21206 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
21209 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21210 Richard Biener <rguenth@suse.de>
21212 PR middle-end/69909
21213 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
21214 set_mem_attributes if tem is SSA_NAME which got expanded
21217 2016-02-24 Richard Biener <rguenther@suse.de>
21219 PR tree-optimization/69907
21220 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
21221 end of permutations for BB vectorization.
21223 2016-02-24 Christian Bruel <christian.bruel@st.com>
21225 * config/arm/arm-c.c (arm_option_override): Initialize
21226 target_option_current_node.
21227 * config/arm/arm.c (arm_pragma_target_parse): Replace
21228 build_target_option_node call by target_option_current_node.
21229 Set target_option_current_node.
21232 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
21235 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
21236 define_insn_and_split to define_insn.
21237 (zero_extendqi<mode>2_dot2): Same.
21238 (extendqi<mode>2_dot): Same.
21239 (extendqi<mode>2_dot2): Same.
21241 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21243 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
21244 and add bypass for AES{D,E} and AESMC pairs.
21245 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
21248 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21250 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
21251 series for reciprocal square root in Exynos M1.
21253 2016-02-23 Martin Sebor <msebor@redhat.com>
21256 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
21257 __builtin_alloca_with_align.
21259 2016-02-23 Richard Henderson <rth@redhat.com>
21261 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
21262 (ix86_register_pragmas): Remove __seg_tls.
21263 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
21264 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
21265 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
21266 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
21267 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
21268 * doc/extend.texi (__seg_tls): Remove item.
21270 2016-02-23 Richard Biener <rguenther@suse.de>
21272 * alloc-pool.h (struct allocation_object): Make id member
21273 conditional on CHECKING_P again.
21274 (get_instance): Adjust.
21275 (base_pool_allocator): Likewise.
21277 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
21279 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
21280 (parallelize_loops): In OpenACC kernels mode, set n_threads to
21282 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
21284 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
21286 2016-02-23 Richard Biener <rguenther@suse.de>
21288 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
21289 * bitmap.h (struct bitmap_usage): Likewise.
21290 (bitmap_move): Declare.
21291 * bitmap.c (register_overhead): Take size_t argument.
21292 (bitmap_move): New function.
21293 * df-problems.c (df_rd_transfer_function): Use bitmap_move
21294 to properly account overhead.
21295 * tree.c (free_node): Use tree_size.
21297 2016-02-23 Jakub Jelinek <jakub@redhat.com>
21300 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
21301 when inverting comparison.
21304 * common.opt (Wunreachable-code): Add Warning flag.
21306 2016-02-23 Mark Wielaard <mjw@redhat.com>
21307 Jakub Jelinek <jakub@redhat.com>
21310 * cgraphunit.c (check_global_declaration): Check main_input_filename
21311 and DECL_SOURCE_FILE are not NULL.
21313 2016-02-23 Martin Jambor <mjambor@suse.cz>
21315 PR tree-optimization/69666
21316 * tree-sra.c (sra_modify_assign): Do not attempt to create
21317 default_def replacements for unscalarizable regions.
21319 2016-02-20 Mark Wielaard <mjw@redhat.com>
21322 * cgraphunit.c (check_global_declaration): Check level of
21323 warn_unused_const_variable and main_input_filename.
21324 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
21325 (-Wunused-variable): For C implies -Wunused-const-variable=1.
21326 (-Wunused-const-variable): Explain levels 1 and 2.
21328 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21331 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
21332 identical arguments. Formatting and spelling fixes.
21335 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
21340 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
21341 and m68k-devices.def.
21342 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
21343 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
21345 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
21347 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
21348 and HImode registers.
21350 2016-02-22 Richard Biener <rguenther@suse.de>
21352 PR tree-optimization/69882
21353 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
21354 preserve permutations present because of gaps.
21355 (vect_supported_load_permutation_p): Always continue checking
21356 permutations after vect_attempt_slp_rearrange_stmts.
21358 2016-02-22 Bin Cheng <bin.cheng@arm.com>
21360 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
21361 min_profitable_estimate, rather than min_profitable_iters.
21363 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21366 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
21367 SImode for last match_operand.
21369 2016-02-22 Martin Liska <mliska@suse.cz>
21371 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
21372 return bitsize - 1 as the return value.
21374 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
21378 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
21379 Handle negative shift counts.
21380 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
21381 force_reg on the shift constant.
21382 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
21383 (lshrsi3_d): Handle negative shift counts.
21385 2016-02-22 Richard Biener <rguenther@suse.de>
21386 Tom de Vries <tom@codesourcery.com>
21388 * graph.c: Include dumpfile.h.
21389 (print_graph_cfg): Split into three overloads.
21390 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
21392 2016-02-22 Tom de Vries <tom@codesourcery.com>
21394 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
21397 2016-02-22 Richard Biener <rguenther@suse.de>
21400 * ipa-inline-transform.c (inline_call): When not updating
21401 overall summaries adjust self size by the growth estimate.
21402 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
21403 hash-set, do not update overall summaries here. Renamed from ...
21404 (inline_to_all_callers): ... this which is now wrapping the
21405 above and performing delayed overall summary update.
21406 (early_inline_small_functions): Delay updating of the overall
21409 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
21411 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
21414 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21417 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
21418 :%* in %:gt() argument.
21419 (greater_than_spec_func): Adjust for expecting only numbers,
21420 if there are more than two numbers, compare the last two.
21422 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
21424 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
21425 -Wnarrowing with -std.
21427 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21430 * expr.c (store_field): Don't use bit-field path if exp is
21431 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
21432 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
21433 and the assignment can be performed by bitwise copy. Formatting
21436 PR middle-end/69838
21437 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
21438 call copy_reg_eh_region_note_forward on before and/or after sequences
21439 and remove note from insn if it no longer can throw.
21442 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
21443 if TARGET_AVX512BW.
21445 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21447 * config/s390/vector.md: Add missing commutative operand markers
21448 to the patterns which qualify for one.
21449 * config/s390/vx-builtins.md: Likewise.
21451 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21453 * config/s390/vector.md (VI, VI_QHS): Add single element vector
21454 types to mode iterators.
21455 (vec_double): ... and mode attribute.
21456 * config/s390/vx-builtins.md (non_vec_int): Likewise.
21458 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21460 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
21461 Change the predicate of op2 from nonimmediate to general and let
21462 reload fix it if necessary.
21464 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21466 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
21468 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21470 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
21473 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21475 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
21476 * config/s390/s390.c (s390_expand_vec_movstr): New function.
21477 * config/s390/s390.md ("movstr<P:mode>"): Call
21478 s390_expand_vec_movstr.
21480 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21482 * config/s390/s390.md: Add missing output modifier for operand 1
21483 to print it as address properly.
21485 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21487 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
21488 * config/s390/2964.md: New file.
21489 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
21490 of insn grouping attributes depending on the CPU level.
21491 (s390_get_unit_mask): New function.
21492 (s390_sched_score): Remove the OOO from the scheduling macros.
21493 Add loop to calculate a score for the instruction mix.
21494 (s390_sched_reorder): Likewise plus improve debug output.
21495 (s390_sched_variable_issue): Rename macros as above. Calculate
21496 the unit distances after actually scheduling an insn. Improve
21498 (s390_sched_init): Clear last_scheduled_unit_distance array.
21499 * config/s390/s390.md: Include 2964.md.
21501 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21504 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
21505 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
21506 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
21507 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
21508 *avx512f_<code>v8div16qi2_mask_1): New insns.
21510 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21513 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
21516 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
21517 earlyclobber from target. Use wF constraint for fused memory
21519 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
21521 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21522 Martin Liska <mliska@suse.cz>
21525 * cfgexpand.c (asan_sanitize_stack_p): New function.
21526 (partition_stack_vars): Use the function.
21527 (expand_stack_vars): Likewise.
21528 (defer_stack_allocation): Likewise.
21529 (expand_used_vars): Likewise.
21531 2016-02-18 Richard Biener <rguenther@suse.de>
21533 PR middle-end/69553
21534 * fold-const.c (operand_equal_p): Properly compare offsets for
21535 IMAGPART_EXPR and ARRAY_REF.
21537 2016-02-18 Nick Clifton <nickc@redhat.com>
21541 * config/arm/arm.c (arm_option_override_internal): Disable
21542 interworking if the target does not support thumb instructions.
21543 (arm_reload_in_hi): Handle the case where a register to register
21544 move needs reloading because there is no simple pattern to handle
21546 (arm_reload_out_hi): Likewise.
21548 2016-02-18 Richard Biener <rguenther@suse.de>
21550 PR middle-end/69854
21551 * match.pd: Don't use fold_binary or fold_unary for folding
21554 2016-02-17 Jakub Jelinek <jakub@redhat.com>
21557 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
21558 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
21559 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
21560 warn on gimple_no_warning_p statements.
21562 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
21564 * doc/extend.texi (C++ Attributes): Correct description of
21565 warn_unused type attribute.
21567 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21569 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
21570 correct instruction.
21572 2016-02-17 Richard Biener <rguenther@suse.de>
21574 PR rtl-optimization/69609
21575 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
21576 (find_traces_1_round): When ending a trace update cached priority
21578 (bb_to_key): Use cached priority when available.
21579 (copy_bb): Initialize cached priority.
21580 (reorder_basic_blocks_software_trace_cache): Likewise.
21582 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21585 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
21587 (aarch64_comparison_operator): Break overly long line into two.
21588 (aarch64_comparison_operation): Likewise.
21589 * config/aarch64/aarch64.md (cstorecc4): Use
21590 aarch64_comparison_operator_mode instead of
21591 aarch64_comparison_operator.
21592 (cstore<mode>4): Likewise.
21593 (aarch64_cstore<mode>): Likewise.
21594 (*cstoresi_insn_uxtw): Likewise.
21595 (cstore<mode>_neg): Likewise.
21596 (*cstoresi_neg_uxtw): Likewise.
21598 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21601 * config/arm/predicates.md (arm_comparison_operator_mode):
21603 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
21604 instead of arm_comparison_operator.
21605 (*mov_negscc): Likewise.
21606 (*mov_notscc): Likewise.
21607 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
21608 (*thumb2_mov_negscc): Likewise.
21609 (*thumb2_mov_negscc_strict_it): Likewise.
21610 (*thumb2_mov_notscc): Likewise.
21611 (*thumb2_mov_notscc_strict_it): Likewise.
21613 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
21615 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
21616 Add missing return.
21618 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
21620 * config/visium/visium.c (machine_libfunc_index): New enum.
21621 (machine_libfuncs): New structure.
21622 (visium_libfuncs): New static variable.
21623 (TARGET_INIT_LIBFUNCS): Define to...
21624 (visium_init_libfuncs): ...this. New function.
21625 (expand_block_move_4): Use the appropriate libfunc.
21626 (expand_block_move_2): Likewise.
21627 (expand_block_move_1): Likewise.
21628 (expand_block_set_4): Likewise.
21629 (expand_block_set_2): Likewise.
21630 (expand_block_set_1): Likewise.
21631 (visium_trampoline_init): Likewise.
21633 2016-02-17 Nick Clifton <nickc@redhat.com>
21635 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
21636 TI's devices.csv file as of March 2016.
21638 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
21641 * opts-global.c (handle_common_deferred_options): Introduce and
21642 initialize two global variables to remember command-line options
21643 specifying a stack-limiting register.
21644 * opts.h: Add extern declarations of the two new global variables.
21645 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
21646 variable based on the values of the two new global variables.
21648 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21651 * common.opt (Wnonnull-compare): New warning.
21652 * doc/invoke.texi (-Wnonnull): Remove text about comparison
21653 of arguments against NULL.
21654 (-Wnonnull-compare): Document.
21655 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
21656 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
21657 * passes.def (pass_warn_nonnull_compare): Add.
21658 * gimple-ssa-nonnull-compare.c: New file.
21660 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21662 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
21663 AARCH64_EXTRA_TUNE_RECIP_SQRT.
21665 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21667 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
21668 reciprocal sqrt for -mlow-precision-recip-sqrt.
21670 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21671 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21673 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
21674 always use lane loads to construct non-constant vectors.
21676 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21678 * config/aarch64/aarch64.md
21679 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
21680 constraints for operand 3.
21681 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
21683 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21684 Richard Biener <rguenther@suse.de>
21686 PR tree-optimization/69820
21687 * tree-vect-patterns.c (type_conversion_p): Return false if
21688 *orig_type is unsigned single precision or boolean.
21689 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
21692 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21694 PR rtl-optimization/69764
21695 PR rtl-optimization/69771
21696 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
21697 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
21699 2016-02-16 Richard Biener <rguenther@suse.de>
21701 PR tree-optimization/69776
21702 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
21704 (indirect_refs_may_alias_p): Likewise.
21705 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
21706 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
21707 according to tbaa_p.
21708 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
21709 (optimize_stmt): For redundant store discovery do not allow tbaa.
21711 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
21713 PR tree-optimization/69714
21714 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
21715 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
21717 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
21719 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
21720 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
21721 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
21722 * config/arc/arc.c (arc_init): Check FPU options.
21723 (get_arc_condition_code): Handle new CC_FPU* modes.
21724 (arc_select_cc_mode): Likewise.
21725 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
21726 register pair only. Allow access for ARCv2 accumulator.
21727 (gen_compare_reg): Whenever we have FPU support use FPU compare
21729 (arc_reorg): Don't generate brcc insns when FPU compare
21730 instructions are involved.
21731 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
21732 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
21733 floating point emulation.
21734 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
21735 (REVERSE_CONDITION): Add new CC_FPU* modes.
21736 (TARGET_FP_SP_BASE): Define.
21737 (TARGET_FP_DP_BASE): Likewise.
21738 (TARGET_FP_SP_FUSED): Likewise.
21739 (TARGET_FP_DP_FUSED): Likewise.
21740 (TARGET_FP_SP_CONV): Likewise.
21741 (TARGET_FP_DP_CONV): Likewise.
21742 (TARGET_FP_SP_SQRT): Likewise.
21743 (TARGET_FP_DP_SQRT): Likewise.
21744 (TARGET_FP_DP_AX): Likewise.
21745 * config/arc/arc.md (ARCV2_ACC): New constant.
21746 (type): New fpu type attribute.
21747 (SDF): Conditional iterator.
21748 (cstore<mode>, cbranch<mode>): Change expand condition.
21749 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
21750 handles FPU/FPX cases as well.
21751 * config/arc/arc.opt (mfpu): New option.
21752 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
21754 (adddf3, muldf3, subdf3): Removed.
21755 * config/arc/predicates.md (proper_comparison_operator): Recognize
21757 * config/arc/fpu.md: New file.
21758 * doc/invoke.texi (ARC Options): Document mfpu option.
21760 2016-02-16 Richard Biener <rguenther@suse.de>
21762 PR rtl-optimization/69291
21763 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
21764 noce_operand_ok check.
21766 2016-02-16 Tom de Vries <tom@codesourcery.com>
21769 * omp-low.c (simd_clone_create): Remove call to
21770 symtab->call_cgraph_insertion_hooks.
21772 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21774 PR tree-optimization/69802
21775 * tree-ssa-reassoc.c (update_range_test): If op is
21776 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
21777 op == 1 test of precision 1 integral op, otherwise handle
21778 that case as op itself. Fix up formatting.
21779 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
21782 2016-02-16 Richard Biener <rguenther@suse.de>
21784 PR tree-optimization/69586
21785 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
21786 types for conversion sources.
21788 2016-02-16 Richard Biener <rguenther@suse.de>
21790 PR middle-end/69801
21791 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
21792 mask OEP_ADDRESS_OF.
21794 2016-02-16 Alan Modra <amodra@gmail.com>
21797 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
21798 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
21799 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
21801 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
21802 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
21803 (p8_fmrgow_<mode>): Likewise.
21804 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
21806 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
21807 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
21808 to use movdi_internal64. Remove op0_di.
21809 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
21811 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
21813 Add support for the FCCMP insn types
21815 * config/aarch64/aarch64.md (fccmp): Change insn type.
21816 (fccmpe): Likewise.
21817 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
21818 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
21819 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
21820 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
21821 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
21822 * config/arm/types.md (fccmps): Add new insn type.
21823 (fccmpd): Likewise.
21825 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
21827 * alias.c (get_alias_set): Fix a typo in comment.
21829 2016-02-15 Richard Biener <rguenther@suse.de>
21831 PR tree-optimization/69595
21832 * match.pd: Complete range test simplification to true.
21834 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
21836 PR rtl-optimization/69648
21837 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
21838 pic_offset_table_rtx.
21840 PR rtl-optimization/69752
21841 * ira.c (update_equiv_regs): When looking for more than a single SET,
21842 also take other side effects into account.
21844 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21846 * config/s390/s390.c (s390_function_profiler): Add a new sequence
21847 for z900+ CPUs in 31-bit mode.
21849 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21851 * common/config/s390/s390-common.c (s390_supports_split_stack):
21853 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
21854 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
21855 * config/s390/s390.c (struct machine_function): New field
21856 split_stack_varargs_pointer.
21857 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
21858 in s390_emit_prologue.
21859 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
21861 (morestack_ref): New global.
21862 (SPLIT_STACK_AVAILABLE): New macro.
21863 (s390_expand_split_stack_prologue): New function.
21864 (s390_live_on_entry): New function.
21865 (s390_va_start): Use split-stack vararg pointer if appropriate.
21866 (s390_asm_file_end): Emit the split-stack note sections.
21867 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
21868 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
21869 (UNSPECV_SPLIT_STACK_CALL): New unspec.
21870 (UNSPECV_SPLIT_STACK_DATA): New unspec.
21871 (split_stack_prologue): New expand.
21872 (split_stack_space_check): New expand.
21873 (split_stack_data): New insn.
21874 (split_stack_call): New expand.
21875 (split_stack_call_*): New insn.
21876 (split_stack_cond_call): New expand.
21877 (split_stack_cond_call_*): New insn.
21879 2016-02-15 Richard Biener <rguenther@suse.de>
21881 PR tree-optimization/69783
21882 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21883 Add trivially correct cases.
21885 2016-02-15 Tom de Vries <tom@codesourcery.com>
21888 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
21890 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
21892 2016-02-15 Richard Biener <rguenther@suse.de>
21894 PR tree-optimization/69776
21895 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21896 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
21897 indicate whether we can use TBAA to disambiguate against stores.
21898 Use alias-set zero if not.
21899 (visit_reference_op_store): Do not use TBAA when looking up
21901 * tree-ssa-pre.c (compute_avail): Use TBAA here.
21902 (eliminate_dom_walker::before_dom_children): But not when looking
21903 up redundant stores.
21905 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
21907 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
21909 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21911 * config/i386/znver1.md
21912 (znver1_pop, znver1_pop_mem,
21913 znver1_load_imov_double_store,
21914 znver1_load_imov_direct_store,
21915 znver1_load_imov_direct_load,
21916 znver1_load_imov_double_load): Add new.
21917 (znver1_insn, znver1_insn_load): Add icmov type.
21918 (znver1_sseavx_fma,
21919 znver1_sseavx_fma_load,
21921 znver1_avx256_fma_load): Fix pipe usage.
21923 2016-02-14 Alan Modra <amodra@gmail.com>
21926 * reload.c (find_reloads_address_1): For pre/post-inc/dec
21927 with an invalid hard reg, reload just the reg not the entire
21928 pre/post-inc/dec address expression.
21930 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21933 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
21934 fixed R1_REG scratch reg.
21935 (sibcall_value_pcrel_fdpic): Likewise.
21937 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21941 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
21943 2016-02-12 Walter Lee <walt@tilera.com>
21945 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
21946 * config/tilegx/t-tilegx: Likewise.
21948 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21951 * diagnostic-show-locus.c (struct line_span): New struct.
21952 (layout::get_first_line): Delete.
21953 (layout::get_last_line): Delete.
21954 (layout::get_num_line_spans): New member function.
21955 (layout::get_line_span): Likewise.
21956 (layout::print_heading_for_line_span_index_p): Likewise.
21957 (layout::get_expanded_location): Likewise.
21958 (layout::calculate_line_spans): Likewise.
21959 (layout::m_first_line): Delete.
21960 (layout::m_last_line): Delete.
21961 (layout::m_line_spans): New field.
21962 (layout::layout): Update comment. Replace m_first_line and
21963 m_last_line with m_line_spans, replacing their initialization
21964 with a call to calculate_line_spans.
21965 (diagnostic_show_locus): When printing source lines and
21966 annotations, rather than looping over a single span
21967 of lines, instead loop over each line_span within
21968 the layout, with an inner loop over the lines within them.
21969 Call the context's start_span callback when changing line spans.
21970 * diagnostic.c (diagnostic_initialize): Initialize start_span.
21971 (diagnostic_build_prefix): Break out the building of the location
21972 part of the string into...
21973 (diagnostic_get_location_text): ...this new function, rewriting
21974 it from nested ternary expressions to a sequence of "if"
21976 (default_diagnostic_start_span_fn): New function.
21977 * diagnostic.h (diagnostic_start_span_fn): New typedef.
21978 (diagnostic_context::start_span): New field.
21979 (default_diagnostic_start_span_fn): New prototype.
21981 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21984 * gcc.c (driver::finalize): Fix cleanup of "specs".
21986 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21990 * gcc.c (driver::driver): Initialize m_option_suggestions.
21991 (driver::~driver): Clean up m_option_suggestions.
21992 (suggest_option): Convert to...
21993 (driver::suggest_option): ...this, and split out into
21994 driver::build_option_suggestions and find_closest_string.
21995 (driver::build_option_suggestions): New function, from
21996 first half of suggest_option. Special-case
21997 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
21998 the sanitizer_opts array. For options of enum types, add the
21999 various enum values to the candidate strings.
22000 (driver::handle_unrecognized_options): Remove "const".
22001 * gcc.h (driver::handle_unrecognized_options): Likewise.
22002 (driver::build_option_suggestions): New decl.
22003 (driver::suggest_option): New decl.
22004 (driver::m_option_suggestions): New field.
22005 * opts-common.c (add_misspelling_candidates): New function.
22006 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
22007 and make non-static.
22008 * opts.h (sanitizer_opts): New array decl.
22009 (add_misspelling_candidates): New function decl.
22010 * spellcheck.c (find_closest_string): New function.
22011 * spellcheck.h (find_closest_string): New function decl.
22013 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22015 PR rtl-optimization/69764
22016 PR rtl-optimization/69771
22017 * optabs.c (expand_binop_directly): For shift_optab_p, force
22018 convert_modes with VOIDmode if xop1 has VOIDmode.
22020 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
22023 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
22024 to correctly determine instrumentation thunks.
22026 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22029 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
22030 type by reference, force lhs on the call.
22033 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
22034 Compute retval and retbnd early in all cases if split_part_return_p
22035 and return_bb is not EXIT. Remove all clobber stmts and reset
22036 all debug stmts that refer to SSA_NAMEs defined in split part,
22037 except if it is retval, in that case replace the old retval with the
22038 lhs of the call to the split part.
22040 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22043 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22045 PR middle-end/66726
22046 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22047 whose result is used in PHI.
22048 (maybe_optimize_range_tests): Likewise.
22049 (final_range_test_p): Likweise.
22051 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22053 PR middle-end/66726
22054 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22055 whose result is used in PHI.
22056 (maybe_optimize_range_tests): Likewise.
22057 (final_range_test_p): Likweise.
22059 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22061 * cgraph.c: Spelling fixes - behaviour -> behavior and
22062 neighbour -> neighbor.
22063 * target.def: Likewise.
22064 * sel-sched.c: Likewise.
22065 * config/mips/mips.c: Likewise.
22066 * config/arc/arc.md: Likewise.
22067 * config/arm/cortex-a57.md: Likewise.
22068 * config/arm/arm.c: Likewise.
22069 * config/arm/neon.md: Likewise.
22070 * config/arm/arm-c.c: Likewise.
22071 * config/vms/vms-c.c: Likewise.
22072 * config/s390/s390.c: Likewise.
22073 * config/i386/znver1.md: Likewise.
22074 * config/i386/i386.c: Likewise.
22075 * config/ia64/hpux-unix2003.h: Likewise.
22076 * config/msp430/msp430.md: Likewise.
22077 * config/rx/rx.c: Likewise.
22078 * config/rx/rx.md: Likewise.
22079 * config/aarch64/aarch64-simd.md: Likewise.
22080 * config/aarch64/aarch64.c: Likewise.
22081 * config/nvptx/nvptx.c: Likewise.
22082 * config/bfin/bfin.c: Likewise.
22083 * config/cris/cris.opt: Likewise.
22084 * config/rs6000/rs6000.c: Likewise.
22085 * target.h: Likewise.
22086 * spellcheck.c: Likewise.
22087 * ira-build.c: Likewise.
22088 * tree-inline.c: Likewise.
22089 * builtins.c: Likewise.
22090 * lra-constraints.c: Likewise.
22091 * explow.c: Likewise.
22092 * hwint.h: Likewise.
22093 * targhooks.c: Likewise.
22094 * tree-vect-data-refs.c: Likewise.
22095 * expr.c: Likewise.
22096 * doc/tm.texi: Likewise.
22097 * doc/extend.texi: Likewise.
22098 * doc/install.texi: Likewise.
22099 * doc/md.texi: Likewise.
22100 * tree-ssa-tail-merge.c: Likewise.
22101 * sched-int.h: Likewise.
22102 * match.pd: Likewise.
22103 * sched-ebb.c: Likewise.
22104 * target.def (omit_struct_return_reg): Likewise.
22105 * gimple-ssa-isolate-paths.c: Likewise.
22106 (find_implicit_erroneous_behaviour): Renamed to...
22107 (find_implicit_erroneous_behavior): ... this.
22108 (find_explicit_erroneous_behaviour): Renamed to...
22109 (find_explicit_erroneous_behavior): ... this.
22110 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
22112 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
22114 PR rtl-optimization/64682
22115 PR rtl-optimization/69567
22116 PR rtl-optimization/69737
22117 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
22118 in I2 as well, just lose it.
22120 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22122 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
22124 (aarch64_last_printed_tune_string): Likewise.
22125 (aarch64_declare_function_name): Only output .arch assembler
22126 directive if it will be different from the previously output
22127 directive. Same for .tune comment but only if -dA is set.
22128 (aarch64_start_file): New function.
22129 (TARGET_ASM_FILE_START): Define.
22131 2016-02-11 David Malcolm <dmalcolm@redhat.com>
22134 * Makefile.in (PLUGIN_HEADERS): Add params.list.
22136 2016-02-11 Jakub Jelinek <jakub@redhat.com>
22139 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
22140 -Wmaybe-uninitialized warning.
22142 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
22145 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
22147 2016-02-11 Richard Biener <rguenther@suse.de>
22149 PR rtl-optimization/69291
22150 * ifcvt.c (noce_try_store_flag_constants): Do not allow
22151 subexpressions affected by changing the result.
22153 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
22156 * lra-constraints.c (curr_insn_transform): Find in/out operands
22157 for secondary memory moves. Update dups.
22159 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
22161 PR tree-optimization/69652
22162 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
22163 to nested loop, did source re-formatting, skip debug statements,
22164 add check on statement with volatile operand, remove dead scalar
22167 2016-02-10 Jakub Jelinek <jakub@redhat.com>
22168 Patrick Palka <ppalka@gcc.gnu.org>
22172 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
22173 calls if the return type is TREE_ADDRESSABLE.
22174 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
22175 * ipa-split.c (split_function): Fix doubled "we" in comment.
22176 Use void return type for the split part even if
22177 !split_point->split_part_set_retval.
22179 2016-02-10 Bin Cheng <bin.cheng@arm.com>
22181 PR tree-optimization/68021
22182 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
22183 when computing the value of biv cand by itself.
22185 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22187 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
22188 (cortexa57_tunings): Likewise.
22189 (cortexa72_tunings): Likewise.
22190 (arch_macro_fusion_pair_p): Add support for AES fusion.
22191 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
22192 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
22193 Allow virtual registers before reload so early scheduling works.
22194 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
22195 correct latency and pipeline.
22196 (cortex_a57_crypto_complex): Likewise.
22197 (cortex_a57_crypto_xor): Likewise.
22198 (define_bypass): Add AES bypass.
22200 2016-02-10 Richard Biener <rguenther@suse.de>
22202 PR tree-optimization/69726
22203 * passes.def: Add DCE pass before late uninit.
22204 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
22205 really fixup if-conversions job.
22207 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22209 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
22210 (arm_cortex_a57_tune): Likewise.
22211 (aarch_macro_fusion_pair_p): Add support for AES fusion.
22212 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
22214 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
22216 * timevar.def (TV_PHASE_DBGINFO): Delete.
22217 (TV_PHASE_CHECK_DBGINFO): Likewise.
22218 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
22220 2016-02-10 Richard Biener <rguenther@suse.de>
22222 PR tree-optimization/69719
22223 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22224 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
22226 2016-02-09 Andrew Pinski <apinski@cavium.com>
22229 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
22230 get_vcond_mask_icode returns false.
22232 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
22235 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
22236 an ADDIS that adds a pointer to a large constant that sets the
22237 upper16 bits with a load operation.
22239 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22242 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
22244 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
22246 (vzipq_s16): Likewise.
22247 (vzipq_s32): Likewise.
22248 (vzipq_f32): Likewise.
22249 (vzipq_u8): Likewise.
22250 (vzipq_u16): Likewise.
22251 (vzipq_u32): Likewise.
22252 (vzipq_p8): Likewise.
22253 (vzipq_p16): Likewise.
22255 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22258 * config/arm/arm.c (neon_endian_lane_map): New function.
22259 (neon_vector_pair_endian_lane_map): New function.
22260 (arm_evpc_neon_vuzp): Allow for big endian lane order.
22261 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
22263 (vuzpq_s16): Likewise.
22264 (vuzpq_s32): Likewise.
22265 (vuzpq_f32): Likewise.
22266 (vuzpq_u8): Likewise.
22267 (vuzpq_u16): Likewise.
22268 (vuzpq_u32): Likewise.
22269 (vuzpq_p8): Likewise.
22270 (vuzpq_p16): Likewise.
22272 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
22275 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
22278 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
22280 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
22281 truncate const_int operand 1 to QImode.
22283 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
22285 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
22286 corresponding to an abnormal edge.
22288 2016-02-09 Tom de Vries <tom@codesourcery.com>
22290 PR tree-optimization/69599
22291 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
22293 (find_func_aliases_for_builtin_call, find_func_clobbers)
22294 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
22297 2016-02-09 Richard Biener <rguenther@suse.de>
22299 PR tree-optimization/69715
22300 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
22301 LHS on calls as non-rewritable.
22303 2016-02-09 Tom de Vries <tom@codesourcery.com>
22306 * lto-wrapper.c (append_diag_options): New function.
22307 (compile_offload_image): Call append_diag_options.
22309 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
22312 * doc/extend.texi (Flag Output Operands): Correct sectioning.
22313 Minor copy-edit to fix verb tenses.
22315 2016-02-08 Jakub Jelinek <jakub@redhat.com>
22317 PR tree-optimization/69209
22318 * ipa-split.c (split_function): If split part is not
22319 returning retval, retval has gimple type but is not
22320 gimple value, force it into a SSA_NAME first.
22322 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
22324 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
22327 2016-02-08 Jason Merrill <jason@redhat.com>
22330 * convert.c (convert_to_integer_1): Check dofold on truncation
22332 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
22333 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
22334 Rename from *_nofold.
22335 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
22336 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
22338 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
22341 * tree.c (build_common_tree_nodes): Remove short_double argument.
22342 All callers changed.
22343 * tree.h (build_common_tree_nodes): Adjust declaration.
22344 * doc/invoke.texi (-fshort-double): Remove documentation.
22345 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22346 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
22347 * lto-wrapper.c (merge_and_complain, append_compiler_options)
22348 (append_linker_options): Don't handle OPT_fshort_double.
22350 PR rtl-optimization/68730
22351 * lra-remat.c (insn_to_cand_activation): New static variable.
22352 (lra_remat): Allocate and free it.
22353 (create_cand): New arg activation. Initialize a field in
22354 insn_to_cand_activation if it is nonnull.
22355 (create_cands): Pass the activation insn to create_cand when making
22356 a candidate involving an output reload. Reorganize code a little.
22357 (do_remat): Keep track of active status of candidates in a separate
22360 2016-02-08 Richard Biener <rguenther@suse.de>
22362 PR tree-optimization/69719
22363 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22364 Properly use absolute of the difference of the two offsets to
22365 compare or adjust the segment length.
22367 2016-02-08 Richard Biener <rguenther@suse.de>
22368 Jeff Law <law@redhat.com>
22371 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
22372 types for anonymous SSA names.
22374 2016-02-08 Richard Biener <rguenther@suse.de>
22376 PR rtl-optimization/69274
22377 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
22379 2016-02-08 Jeff Law <law@redhat.com>
22381 PR tree-optimization/65917
22382 * tree-ssa-dom.c (record_temporary_equivalences): Record both
22383 equivalences from if (x == y) style conditionals.
22384 (loop_depth_of_name): Remove.
22385 (record_equality): Remove loop depth check.
22386 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
22387 (const_and_copies::record_const_or_copy_raw): New member function.
22388 * tree-ssa-scopedtables.c
22389 (const_and_copies::record_const_or_copy_raw): New, factored out of
22390 (const_and_copies::record_const_or_copy): Call new member function.
22392 2016-02-05 Jeff Law <law@redhat.com>
22394 PR tree-optimization/68541
22395 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
22396 (count_stmts_in_block): New function.
22397 (poor_ifcvt_candidate_code): Likewise.
22398 (is_feasible_trace): Add some heuristics to determine when path
22399 splitting is profitable.
22400 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
22401 is a diamond with a single exit.
22403 2016-02-05 Martin Sebor <msebor@redhat.com>
22406 * doc/invoke.texi: Update -Wplacement-new to take an optional
22409 2016-02-06 Richard Henderson <rth@redhat.com>
22412 * tree.c (tree_nop_conversion_p): Do not strip casts into or
22413 out of non-standard address spaces.
22415 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22417 PR rtl-optimization/69691
22418 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
22420 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
22422 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
22423 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
22424 (*ieee128_mfvsrd_64bit): Likewise.
22425 (*ieee128_mfvsrd_32bit): Likewise.
22427 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
22431 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22433 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
22434 instrumented_version.
22436 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
22438 * doc/invoke.texi (Optimize Options): In table of --param options
22439 rename second occurrence of tracer-min-branch-ratio to
22440 tracer-min-branch-probability, rename
22441 tracer-min-branch-ratio-feedback to
22442 tracer-min-branch-probability-feedback and clarify description,
22443 rename sched-spec-state-edge-prob-cutoff to
22444 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
22445 to selsched-insns-to-rename, rename lto-minpartition to
22446 lto-min-partition, delete reorder-blocks-duplicate and
22447 reorder-blocks-duplicate-feedback.
22449 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22451 * config/s390/s390.c (s390_register_info_set_ranges): Remove
22454 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
22456 * doc/extend.texi: S/390: Correct some typos.
22458 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22460 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
22462 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22465 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
22466 (s390_register_info_gprtofpr): Use new macros above.
22467 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
22469 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
22470 its name. Adjust restore and save gpr ranges.
22471 (s390_register_info_set_ranges): New function.
22472 (s390_register_info): Use new macros above. Call
22473 s390_register_info_set_ranges.
22474 (s390_optimize_register_info): Likewise.
22475 (s390_hard_regno_rename_ok): Use new macros.
22476 (s390_hard_regno_scratch_ok): Likewise.
22477 (s390_emit_epilogue): Likewise.
22478 (s390_can_use_return_insn): Likewise.
22479 (s390_optimize_prologue): Likewise.
22480 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
22482 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22485 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
22487 (ix86_option_override_internal): Disable TARGET_STV even for
22488 -m{incoming,preferred}-stack-boundary=3.
22490 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22492 * config.gcc: Mark deprecated rtems targets as obsolete.
22494 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
22496 PR rtl-optimization/64682
22497 PR rtl-optimization/69567
22498 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
22499 before I2 only if the register is both used and set in I2.
22501 2016-02-04 DJ Delorie <dj@redhat.com>
22503 * config/msp430/msp430.c (msp430_start_function): Add function type.
22505 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22508 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
22510 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
22512 PR rtl-optimization/69577
22514 2015-10-29 Richard Henderson <rth@redhat.com>
22518 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
22519 sse check to the exact conditions of PR 67609.
22521 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
22524 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
22525 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
22526 not allowed into the traditional Altivec registers.
22527 (movtd_64bit_nodm): Likewise.
22528 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
22530 2016-02-04 David Malcolm <dmalcolm@redhat.com>
22532 * config/aarch64/cortex-a57-fma-steering.c
22533 (aarch64_register_fma_steering): Remove "static" from arguments
22536 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
22539 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
22540 twice when complex.
22542 2016-02-04 Mike Frysinger <vapier@gentoo.org>
22544 * doc/invoke.texi: Delete -mno-fma4.
22546 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
22548 PR rtl-optimization/69577
22549 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
22550 (find_subregs_of_mode): Update accordingly. Iterate over partial
22553 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
22555 * config/arm/arm-protos.h (neon_reinterpret): Remove.
22556 * config/arm/arm.c (neon_reinterpret): Remove.
22557 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
22558 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
22559 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
22560 vreinterpretti): Remove.
22561 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
22562 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
22563 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
22564 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
22565 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
22566 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
22567 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
22568 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
22569 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
22570 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
22571 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
22572 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
22573 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
22574 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
22575 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
22576 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
22577 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
22578 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
22579 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
22580 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
22581 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
22582 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
22583 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
22584 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
22585 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
22586 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
22587 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
22588 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
22589 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
22590 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
22591 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
22592 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
22593 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
22594 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
22595 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
22596 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
22597 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
22598 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
22599 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
22600 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
22601 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
22602 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
22603 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
22604 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
22605 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
22606 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
22607 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
22608 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
22609 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
22610 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
22611 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
22612 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
22613 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
22614 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
22615 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
22616 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
22617 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
22618 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
22619 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
22620 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
22621 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
22622 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
22623 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
22624 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
22625 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
22626 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
22627 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
22628 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
22629 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
22630 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
22631 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
22632 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
22633 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
22634 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
22635 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
22636 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
22637 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
22638 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
22639 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
22640 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
22641 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
22642 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
22643 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
22644 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
22645 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
22646 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
22647 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
22648 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
22649 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
22650 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
22651 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
22652 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
22653 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
22654 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
22655 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
22656 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
22657 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
22658 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
22659 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
22660 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
22661 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
22662 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
22663 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
22665 2016-02-04 Martin Liska <mliska@suse.cz>
22668 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
22669 that are gimple_store_p.
22670 (maybe_instrument_call): Likewise.
22672 2016-02-04 Bin Cheng <bin.cheng@arm.com>
22674 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
22675 register scaling out of memory reference and comment why.
22677 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22681 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
22682 folding the source of a SET.
22684 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22688 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
22689 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
22691 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
22695 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
22698 2016-02-04 Christian Bruel <christian.bruel@st.com>
22700 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
22701 * config/arm/arm.c (arm_set_current_function): Likewise.
22703 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22704 Ilya Enkovich <enkovich.gnu@gmail.com>
22705 H.J. Lu <hongjiu.lu@intel.com>
22708 * config/i386/i386.c (convert_scalars_to_vector): Remove
22709 stack alignment fixes.
22710 (ix86_option_override_internal): Disable TARGET_STV if stack
22711 might not be aligned enough.
22712 (ix86_minimum_alignment): Assert that TARGET_STV is false.
22714 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
22716 * config/i386/x86-tune.def: Disable default prefetching
22719 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
22720 Vladimir Makarov <vmakarov@redhat.com>
22723 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
22724 in validating fused toc addresses.
22726 2016-02-03 Jakub Jelinek <jakub@redhat.com>
22729 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
22730 range->m_caret fields if range->m_show_caret_p is false.
22733 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
22734 Force oldval into register if it does not satisfy reg_or_short_operand
22735 predicate. Fix up formatting.
22737 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
22738 Alexandre Oliva <aoliva@redhat.com>
22741 * lra-constraints.c (simplify_operand_subreg): Check additionally
22742 address validity after potential reloading.
22743 (process_address_1): Check insns validity. In case of failure do
22746 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
22749 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
22752 2016-02-02 Jakub Jelinek <jakub@redhat.com>
22754 * wide-int.cc (canonize_uhwi): New function.
22755 (wi::divmod_internal): Use it.
22757 2016-02-02 James Norris <jnorris@codesourcery.com>
22759 * gimplify.c (omp_notice_variable): Add usage check.
22761 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
22763 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
22764 like LE, GE, LT, GT when emitting relational operator.
22766 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
22768 * ira-costs.c (find_costs_and_classes): Add extra argument.
22769 * target.def (ira_change_pseudo_allocno_class): Add parameter.
22770 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
22771 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
22772 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
22773 Add best_class parameter, and return it if not ALL_REGS.
22774 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
22776 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
22777 Update target hook.
22779 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
22781 * config/aarch64/aarch64.c
22782 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
22783 (aarch64_ira_change_pseudo_allocno_class): New function.
22785 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
22788 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
22790 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22792 * config/avr/avr.c (avr_option_override): Set
22793 PARAM_ALLOW_STORE_DATA_RACES to 1.
22795 2016-02-02 Richard Biener <rguenther@suse.de>
22797 PR tree-optimization/69595
22798 * match.pd: Add range test simplifications to true/false.
22800 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
22802 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
22803 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
22806 2016-02-02 Richard Biener <rguenther@suse.de>
22808 PR tree-optimization/69606
22809 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
22810 info on the result before moving a stmt.
22812 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
22814 PR middle-end/68542
22815 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
22816 branch with vector comparison.
22817 * config/i386/sse.md (VI48_AVX): New mode iterator.
22818 (define_expand "cbranch<mode>4): Add support for conditional branch
22819 with vector comparison.
22820 * tree-vect-loop.c (optimize_mask_stores): New function.
22821 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
22822 has_mask_store field of vect_info.
22823 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
22824 vectorized loops having masked stores after vec_info destroy.
22825 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
22826 correspondent macros.
22827 (optimize_mask_stores): Add prototype.
22829 2016-02-02 Alan Modra <amodra@gmail.com>
22832 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
22835 2016-02-02 Alan Modra <amodra@gmail.com>
22838 * config/rs6000/rs6000.c (need_toc_init): New var, set it
22839 whenever toc_label_name used.
22840 (rs6000_file_start): Don't set up toc section here,
22841 (rs6000_output_function_epilogue): do so here instead,
22842 (rs6000_xcoff_file_start): and here.
22843 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
22844 (load_toc_aix_di): Likewise.
22846 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22848 PR rtl-optimization/69592
22849 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
22850 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
22851 (num_sign_bit_copies_binary_arith_p): New inline function.
22852 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
22854 2016-02-01 Jeff Law <law@redhat.com>
22856 PR tree-optimization/69580
22857 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
22858 * tree-ssa-threadbackward.c
22859 (fsm_find_control_statement_thread_paths): Do not try to walk
22860 through large PHI nodes.
22862 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22864 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
22865 when count is incremented above limit, don't analyze further
22868 * omp-low.c (oacc_parse_default_dims): Avoid
22869 -Wsign-compare warning, make sure value fits into int
22870 rather than just unsigned int.
22872 2016-02-01 Bin Cheng <bin.cheng@arm.com>
22874 PR tree-optimization/67921
22875 * fold-const.c (split_tree): New parameters. Convert pointer
22876 type variable part to proper type before negating.
22877 (fold_binary_loc): Pass new arguments to split_tree.
22879 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
22881 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
22882 (nvptx_goacc_validate_dims): Extend to handle global defaults.
22883 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
22884 * doc/tm.texti: Rebuilt.
22885 * doc/invoke.texi (fopenacc-dim): Document.
22886 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
22887 (append_compiler_options): Likewise.
22888 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
22889 (oacc_parse_default_dims): New.
22890 (oacc_validate_dims): Add USED arg. Select non-unity default when
22892 (oacc_loop_fixed_partitions): Return mask of used partitions.
22893 (oacc_loop_auto_partitions): Emit dump info.
22894 (oacc_loop_partition): Return mask of used partitions.
22895 (execute_oacc_device_lower): Parse default dimension arg. Adjust
22896 loop partitioning and validation calls.
22898 2016-02-01 Richard Biener <rguenther@suse.de>
22900 PR middle-end/69556
22901 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
22903 2016-02-01 Richard Biener <rguenther@suse.de>
22905 PR tree-optimization/69574
22906 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
22907 of asserting return chrec_dont_know.
22909 2016-02-01 Martin Liska <mliska@suse.cz>
22911 * mem-stats-traits.h: Add copyright header.
22912 * mem-stats.h: Likewise.
22914 2016-02-01 Richard Biener <rguenther@suse.de>
22916 PR tree-optimization/69579
22917 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
22918 Do not propagate through abnormal PHI results.
22920 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
22922 * postreload.c (reload_cse_simplify): Remove dead code.
22924 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22926 PR rtl-optimization/69570
22927 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
22928 if there is more than one set, not if there is a single set.
22930 2016-02-01 Richard Henderson <rth@redhat.com>
22933 * combine.c (make_compound_operation): When looking through a
22934 subreg, make sure to re-extend to the width of the outer mode.
22936 2016-01-30 Jakub Jelinek <jakub@redhat.com>
22938 PR tree-optimization/69546
22939 * wide-int.cc (wi::divmod_internal): For unsigned division
22940 where both operands fit into uhwi, if o1 is 1 and o0 has
22941 msb set, if divident_prec is larger than bits per hwi,
22942 clear another quotient word and return 2 instead of 1.
22943 Similarly for remainder with msb in HWI set, if dividend_prec
22944 is larger than bits per hwi.
22946 2016-01-29 Martin Jambor <mjambor@suse.cz>
22948 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
22949 Use short lowercase names.
22950 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
22951 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
22952 acq_rel one. Protect warning agains segfaults if
22953 get_memory_order_name returns NULL.
22954 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
22955 with release semantics. Do not warn if get_memory_order already did.
22956 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
22957 semantics. Fix check for relaxed or acquire semantics. Do not warn
22958 if get_memory_order already did.
22960 2016-01-29 Sebastian Pop <s.pop@samsung.com>
22962 * doc/install.texi: Document that isl-0.16 is supported.
22964 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
22967 * config/i386/constraints.md (Bm): Describe as special memory
22969 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
22970 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22971 * genpreds.c (struct constraint_data): Add is_special_memory.
22972 (have_special_memory_constraints, special_memory_start): New
22974 (special_memory_end): Ditto.
22975 (add_constraint): Add new arg is_special_memory. Add code to
22976 process its true value. Update have_special_memory_constraints.
22977 (process_define_constraint): Pass the new arg.
22978 (process_define_register_constraint): Ditto.
22979 (choose_enum_order): Process special memory.
22980 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
22981 function insn_extra_special_memory_constraint.
22982 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22983 * gensupport.c (process_rtx): Process
22984 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22985 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
22986 * ira-lives.c (single_reg_class): Use
22987 insn_extra_special_memory_constraint.
22988 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
22989 * lra-constraints.c (process_alt_operands): Ditto.
22990 (curr_insn_transform): Use insn_extra_special_memory_constraint.
22991 * recog.c (asm_operand_ok, preprocess_constraints): Process
22993 * reload.c (find_reloads): Ditto.
22994 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
22995 * stmt.c (parse_input_constraint): Use
22996 insn_extra_special_memory_constraint.
22998 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23001 * lra-splill.c (lra_final_code_change): Revert r229087 by
23002 removing all sub-registers.
23004 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
23007 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
23009 2016-01-29 Jakub Jelinek <jakub@redhat.com>
23012 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
23013 SSE1, copy target into the temporary reg first before recursing
23016 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23018 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
23021 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23023 * ginclude/stdarg.h: Test __cplusplus instead of
23024 __GXX_EXPERIMENTAL_CXX0X__.
23026 2016-01-29 Richard Biener <rguenther@suse.de>
23028 PR tree-optimization/69547
23029 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
23030 Do not mark clobbers necessary.
23031 (mark_all_reaching_defs_necessary_1): Likewise.
23033 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23035 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
23036 declaration name with %qs and print it in both error messages.
23037 Also fix indentation.
23039 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23042 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
23043 trailing blank line from error message.
23045 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23048 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
23051 2016-01-29 Richard Biener <rguenther@suse.de>
23053 PR middle-end/69537
23054 * match.pd: Allow all integral types when simplifying a
23055 widening or sign-changing conversion.
23057 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23059 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
23060 back to setting codegen_error to fail codegen.
23062 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
23065 * config/i386/constraints.md (C): Only accept constant zero operand.
23066 (BC): New constraint.
23067 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
23068 instead of C constraint.
23069 * doc/md.texi (Machine Constraints): Update description
23072 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
23075 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
23077 2016-01-28 Jakub Jelinek <jakub@redhat.com>
23079 PR middle-end/69542
23080 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
23083 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
23085 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
23086 branches if using guessed profile.
23088 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
23090 * graphite-optimize-isl.c (optimize_isl): Fix dump.
23092 2016-01-28 Richard Henderson <rth@redhat.com>
23095 * config/aarch64/aarch64-modes.def (CC_Cmode): New
23096 * config/aarch64/aarch64-protos.h: Update.
23097 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
23098 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
23099 (aarch64_get_condition_code_1): Handle CC_Cmode.
23100 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
23101 (*add<mode>3_compareC_cconly_imm): New.
23102 (*add<mode>3_compareC_cconly): New.
23103 (*add<mode>3_compareC_imm): New.
23104 (add<mode>3_compareC): New.
23105 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
23106 to be first. Use aarch64_carry_operation.
23107 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
23108 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
23109 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
23110 (subti3): Use subdi3_compare1.
23111 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
23112 (sub<mode>3_compare1): New.
23113 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
23114 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
23115 (*subsi3_carryin_uxtw): Likewise.
23116 (*ngc<mode>, *ngcsi_uxtw): Likewise.
23117 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
23118 * config/aarch64/iterators.md (DWI): New.
23119 * config/aarch64/predicates.md (aarch64_carry_operation): New.
23120 (aarch64_borrow_operation): New.
23122 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23124 * graphite-optimize-isl.c (optimize_isl): Print a different debug
23125 message when isl does not return a valid schedule.
23127 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23129 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
23130 Remove comments from class declarations: they are already in the code
23133 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23135 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
23137 (ternary_op_to_tree): Same.
23138 (unary_op_to_tree): Same.
23139 (nary_op_to_tree): Same.
23140 (gcc_expression_from_isl_expr_op): Same.
23141 (gcc_expression_from_isl_expression): Same.
23142 (graphite_create_new_loop): Same.
23143 (graphite_create_new_loop_guard): Same.
23144 (build_iv_mapping): Same.
23145 (graphite_create_new_guard): Same.
23146 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
23147 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
23149 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23151 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
23152 instead of setting codegen_error to fail codegen.
23154 2016-01-28 Jason Merrill <jason@redhat.com>
23156 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
23158 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23160 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23161 Remove CONST_INT_P check in CCMP cost calculation.
23163 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23165 * config/aarch64/aarch64.c (generic_vector_cost):
23166 Set vec_permute_cost.
23167 (cortexa57_vector_cost): Likewise.
23168 (exynosm1_vector_cost): Likewise.
23169 (xgene1_vector_cost): Likewise.
23170 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
23171 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
23172 Add vec_permute_cost entry.
23174 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23176 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
23178 (add<mode>3_compare0): Likewise.
23179 (addsi3_compare0_uxtw): Likewise.
23180 (add<mode>3nr_compare0): Likewise.
23181 (compare_neg<mode>): Likewise.
23182 (<optab><mode>3): Likewise.
23184 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
23186 * tree-vect-stmts.c (vectorizable_comparison): Add
23187 NULL check for vectype.
23189 2016-01-28 Richard Biener <rguenther@suse.de>
23191 PR tree-optimization/69466
23192 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
23193 Account for PHIs we couldn't duplicate.
23195 2016-01-28 Martin Liska <mliska@suse.cz>
23198 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
23199 instead of ENABLE_VALGRIND_CHECKING.
23201 2016-01-27 Richard Henderson <rth@redhat.com>
23204 * lra-remat.c (subreg_regs): New.
23205 (dump_candidates_and_remat_bb_data): Dump it.
23206 (operand_to_remat): Reject if operand in subreg_regs.
23207 (set_bb_regs): Collect subreg_regs.
23208 (lra_remat): Init and free subreg_regs. Compute
23209 calculate_local_reg_remat_bb_data before create_cands.
23211 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
23214 * config/i386/i386.c (ix86_update_stack_boundary): Don't
23215 change stack_alignment_needed for __tls_get_addr call.
23217 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
23219 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
23221 2016-01-27 Jeff Law <law@redhat.com>
23223 PR tree-optimization/68398
23224 PR tree-optimization/69196
23225 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
23226 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
23227 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23228 Only count PHIs in the last block in the path. The others will
23229 const/copy propagate away. Add heuristic to allow more irreducible
23230 subloops to be created when it is likely profitable to do so.
23232 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23233 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
23234 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
23236 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23239 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
23240 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
23241 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
23242 * tree-streamer-in.c: Include asan.h.
23243 (streamer_get_builtin_tree): For builtins in sanitizer
23244 range call initialize_sanitizer_builtins and retry.
23246 2016-01-27 Ian Lance Taylor <iant@google.com>
23248 * common.opt (fkeep-gc-roots-live): New undocumented option.
23249 * tree-ssa-loop-ivopts.c (add_candidate_1): If
23250 -fkeep-gc-roots-live, skip pointers.
23251 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
23254 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
23257 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
23258 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
23260 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
23263 * configure.ac: NetBSD provides SSP in its C library.
23264 * configure: Updated.
23266 2016-01-27 Richard Biener <rguenther@suse.de>
23268 PR tree-optimization/69166
23269 * tree-vect-loop.c (vect_is_simple_reduction): Always check
23270 reduction code for commutativity / associativity.
23272 2016-01-27 Martin Jambor <mjambor@suse.cz>
23274 PR tree-optimization/69355
23275 * tree-sra.c (analyze_access_subtree): Correct hole detection when
23276 total_scalarization fails.
23278 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
23280 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
23283 2016-01-27 Christian Bruel <christian.bruel@st.com>
23286 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
23287 Move arm_reset_previous_fndecl and set_target_option_current_node in
23288 the conditional part. Call save_restore_target_globals.
23289 * config/arm/arm.c (arm_set_current_function):
23290 Refactor to better support #pragma target and attribute mix.
23291 Call save_restore_target_globals.
23292 * config/arm/arm-protos.h (save_restore_target_globals): New function.
23294 2016-01-27 Martin Liska <mliska@suse.cz>
23296 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
23297 reference for an HSA kernel and its host function.
23299 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23301 PR tree-optimization/69399
23302 * wide-int.h (wi::lrshift): For larger precisions, only
23303 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
23305 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
23307 * config/arc/predicates.md (proper_comparison_operator): Reject
23308 constant-constant comparison.
23310 2016-01-26 Tom de Vries <tom@codesourcery.com>
23312 PR tree-optimization/69110
23313 * tree-data-ref.c (initialize_data_dependence_relation): Handle
23314 DR_NUM_DIMENSIONS == 0.
23316 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23317 Sebastian Pop <s.pop@samsung.com>
23319 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
23320 isl_ast_op_cond and isl_ast_op_select.
23321 (gcc_expression_from_isl_expr_op): Same.
23323 2016-01-26 Jason Merrill <jason@redhat.com>
23326 * tree.c (recompute_constructor_flags): Split out from
23328 (verify_constructor_flags): New.
23329 * tree.h: Declare them.
23331 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
23333 PR rtl-optimization/69217
23334 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
23335 are no TYPE_FIELDS set for the record type.
23337 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23340 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
23341 toc_label_name unconditionally.
23342 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
23343 SYMBOL_REF string. Use toc_label_name instead of constructing
23345 (rs6000_elf_declare_function_name): Use toc_label_name instead of
23346 constructing LCTOC1.
23348 2016-01-26 Martin Sebor <msebor@redhat.com>
23351 * doc/extend.texi (Common Type Attributes): Move text that talks about
23352 attribute packed from attribute aligned to the section discussing
23353 the former attribute for clarity.
23355 2016-01-26 Richard Henderson <rth@redhat.com>
23357 PR middle-end/60908
23358 * trans-mem.c (tm_region_init): Mark entry block as visited.
23360 2016-01-26 David Malcolm <dmalcolm@redhat.com>
23363 * diagnostic-show-locus.c (layout::print_source_line): Replace
23364 call to pp_newline with call to layout::print_newline.
23365 (layout::print_annotation_line): Likewise.
23366 (layout::move_to_column): Likewise.
23367 (layout::print_any_fixits): After printing any fixits, print a
23368 trailing newline, if necessary.
23369 (layout::print_newline): New method, resetting any colorization
23371 (diagnostic_show_locus): Move the pp_newline to before the
23372 early bailout. Remove dummy block enclosing the layout instance.
23373 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
23374 of pp_newline_and_flush with pp_flush.
23375 (diagnostic_append_note): Delete use of pp_newline.
23376 (diagnostic_append_note_at_rich_loc): Delete.
23377 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
23378 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
23379 when newline characters are added to the buffer.
23381 2016-01-26 Michael Matz <matz@suse.de>
23383 * configure.ac (ac_cv_std_swap_in_utility): New test.
23384 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
23385 * configure: Regenerate.
23386 * config.in: Regenerate.
23388 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
23390 * config/arc/arc.md (cstoresi4): Force operand into register.
23391 (arcset<code>): Fix predicate.
23392 (arcsetltu): Likewise.
23393 (arcsetgeu): Likewise.
23394 (arcsethi): Likewise.
23395 (arcsetls): Likewise.
23397 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23399 PR tree-optimization/69483
23400 * gimple-fold.c (canonicalize_constructor_val): Return NULL
23401 if base has error_mark_node type.
23403 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
23406 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
23407 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
23409 (vget_lane_f16): Handle big-endian.
23410 (vgetq_lane_f16): Likewise.
23411 (vset_lane_f16): Likewise.
23412 (vsetq_lane_f16): Likewise.
23413 * config/arm/iterators.md (VQXMOV): Add V8HF.
23414 (VDQ): Add V4HF and V8HF.
23415 (V_reg): Handle V4HF and V8HF.
23416 (Is_float_mode): Likewise.
23417 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
23418 neon_vdup_nv8hf): New patterns.
23419 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
23420 Use VD_LANE iterator.
23421 (neon_vld1_dup<mode>): Use VQ2 iterator.
23423 2016-01-26 Nathan Sidwell <nathan@acm.org>
23425 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
23426 (set_oacc_fn_attrib): Add IS_KERNEL arg.
23427 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
23428 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
23429 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
23430 (oacc_validate_dims): Add LEVEL arg, don't return level.
23431 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
23432 oacc_validate_dims.
23433 (execute_oacc_device_lower): Adjust, add more dump output.
23434 * tree-ssa-loop.c (gate_oacc_kernels): Use
23435 oacc_fn_attrib_kernels_p.
23436 * tree-parloops.c (create_parallel_loop): Adjust
23437 set_oacc_fn_attrib call.
23439 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23442 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
23443 (append_compiler_options): Handle -fcilkplus.
23444 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
23446 2016-01-26 Nick Clifton <nickc@redhat.com>
23449 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
23450 been marked as DECL_ONE_ONLY but we do not the means to make it
23451 so, then do not allow it to bind locally.
23453 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23456 * opts.h (parse_sanitizer_options): New prototype.
23457 * opts.c (sanitizer_opts): New array.
23458 (parse_sanitizer_options): New function.
23459 (common_handle_option): Use parse_sanitizer_options.
23461 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
23464 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
23465 alignment adjustment to ...
23466 (ix86_update_stack_boundary): Here. Don't over-align stack for
23468 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
23469 if __tls_get_addr is called.
23471 2016-01-26 Christian Bruel <christian.bruel@st.com>
23473 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
23475 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
23477 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
23479 2016-01-26 Richard Biener <rguenther@suse.de>
23481 PR middle-end/69467
23482 * match.pd: Guard X * CST CMP 0 pattern with single_use.
23484 2016-01-26 Richard Biener <rguenther@suse.de>
23486 PR tree-optimization/69452
23487 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
23488 (move_computations_dom_walker::before_dom_children): Rename
23490 (move_computations_worker): This.
23491 (move_computations): Perform an RPO rather than a DOM walk.
23493 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23496 * combine.c (combine_instructions): For REG_EQUAL note with
23497 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
23498 to the underlying register.
23499 * doc/rtl.texi (REG_EQUAL): Document the behavior of
23500 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
23502 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
23505 * config/aarch64/aarch64-builtins.c
23506 (aarch64_init_simd_builtin_types): Do not set structural
23507 equality to __Poly{8,16,64,128}_t types.
23509 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
23511 PR tree-optimization/69400
23512 * wide-int.cc (wi_pack): Take the precision as argument and
23513 perform canonicalization here rather than in the callers.
23514 Use the main loop to handle all full-width HWIs. Add a
23515 zero HWI if in_len isn't a full result.
23516 (wi::divmod_internal): Update accordingly.
23517 (wi::mul_internal): Likewise. Simplify.
23519 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23520 Sebastian Pop <s.pop@samsung.com>
23522 * graphite-poly.c (apply_poly_transforms): Simplify.
23523 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
23524 (print_isl_map): Same.
23525 (print_isl_union_map): Same.
23526 (print_isl_schedule): New.
23527 (debug_isl_schedule): New.
23528 * graphite-dependences.c (scop_get_reads): Do not call
23529 isl_union_map_add_map that is undocumented isl functionality.
23530 (scop_get_must_writes): Same.
23531 (scop_get_may_writes): Same.
23532 (scop_get_original_schedule): Remove.
23533 (scop_get_dependences): Do not call isl_union_map_compute_flow that
23534 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
23535 (compute_deps): Remove.
23536 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
23537 (debug_schedule_ast): New.
23538 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
23539 set_separate_option.
23540 (graphite_regenerate_ast_isl): Add dump.
23541 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
23542 from scop->transformed_schedule.
23543 (graphite_regenerate_ast_isl): Add more dump.
23544 * graphite-optimize-isl.c (optimize_isl): Set
23545 scop->transformed_schedule. Check whether schedules are equal.
23546 (apply_poly_transforms): Move here.
23547 * graphite-poly.c (apply_poly_transforms): ... from here.
23548 (free_poly_bb): Static.
23549 (free_scop): Static.
23550 (pbb_number_of_iterations_at_time): Remove.
23551 (print_isl_ast): New.
23552 (debug_isl_ast): New.
23553 (debug_scop_pbb): New.
23554 * graphite-scop-detection.c (print_edge): Move.
23555 (print_sese): Move.
23556 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
23557 (build_scop_scattering): Remove.
23558 (create_pw_aff_from_tree): Assert instead of bailing out.
23559 (add_condition_to_pbb): Remove unused code, do not fail.
23560 (add_conditions_to_domain): Same.
23561 (add_conditions_to_constraints): Remove.
23562 (build_scop_context): New.
23563 (add_iter_domain_dimension): New.
23564 (build_iteration_domains): Initialize pbb->iterators.
23565 Call add_conditions_to_domain.
23568 (index_outermost_in_loop): New.
23569 (index_pbb_in_loop): New.
23570 (outermost_pbb_in): New.
23571 (add_in_sequence): New.
23572 (add_outer_projection): New.
23573 (outer_projection_mupa): New.
23574 (add_loop_schedule): New.
23575 (build_schedule_pbb): New.
23576 (build_schedule_loop): New.
23577 (embed_in_surrounding_loops): New.
23578 (build_schedule_loop_nest): New.
23579 (build_original_schedule): New.
23580 (build_poly_scop): Call build_original_schedule.
23581 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
23582 (free_poly_dr): Remove.
23583 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
23584 (free_poly_bb): Remove.
23585 (debug_loop_vec): Remove.
23586 (print_isl_ast): Declare.
23587 (debug_isl_ast): Declare.
23588 (scop_do_interchange): Remove.
23589 (scop_do_strip_mine): Remove.
23590 (scop_do_block): Remove.
23591 (flatten_all_loops): Remove.
23592 (optimize_isl): Remove.
23593 (pbb_number_of_iterations_at_time): Remove.
23594 (debug_scop_pbb): Declare.
23595 (print_schedule_ast): Declare.
23596 (debug_schedule_ast): Declare.
23597 (struct scop): Remove schedule. Add original_schedule,
23598 transformed_schedule.
23599 (free_gimple_poly_bb): Remove.
23600 (print_generated_program): Remove.
23601 (debug_generated_program): Remove.
23602 (unify_scattering_dimensions): Remove.
23603 * sese.c (print_edge): ... here.
23604 (print_sese): ... here.
23605 (debug_edge): ... here.
23606 (debug_sese): ... here.
23607 * sese.h (print_edge): Declare.
23608 (print_sese): Declare.
23609 (dump_edge): Declare.
23610 (dump_sese): Declare.
23612 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23613 Sebastian Pop <s.pop@samsung.com>
23615 * Makefile.in: Set ISLVER in site.exp.
23617 2016-01-25 Jakub Jelinek <jakub@redhat.com>
23619 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
23620 DECL_VALUE_EXPR of new_var even for the non-array case. Look
23621 through DECL_VALUE_EXPR for expansion.
23623 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
23625 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
23626 the frame info after reload completed.
23628 2016-01-25 Jeff Law <law@redhat.com>
23630 PR tree-optimization/69196
23631 PR tree-optimization/68398
23632 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
23633 tree-ssa-threadupdate.c.
23634 (determine_bb_domination_status): Prototype
23635 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
23636 (determine_bb_domination_status): No longer static.
23637 (valid_jump_thread_path): Remove code to detect characteristics
23638 of the jump thread path not associated with correctness.
23639 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
23640 Correct test for thread path length. Count PHIs for real operands as
23641 statements that need to be copied. Do not count ASSERT_EXPRs.
23642 Look at all the blocks in the thread path. Compute and selectively
23643 filter thread paths based on threading through the latch, threading
23644 a multiway branch or crossing a multiway branch.
23646 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23648 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
23649 decl with __attribute__ ((unused)) annotation.
23651 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
23654 * tree-vect-stmts.c (vectorizable_condition): Check vectype
23655 of operands is compatible with a statement vectype.
23657 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
23659 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
23660 improve wording for mixed storage order support.
23662 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
23664 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
23665 (vcvt_u64_f64): Likewise.
23666 (vcvta_s64_f64): Likewise.
23667 (vcvta_u64_f64): Likewise.
23668 (vcvtm_s64_f64): Likewise.
23669 (vcvtm_u64_f64): Likewise.
23670 (vcvtn_s64_f64): Likewise.
23671 (vcvtn_u64_f64): Likewise.
23672 (vcvtp_s64_f64): Likewise.
23673 (vcvtp_u64_f64): Likewise.
23675 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
23677 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
23678 (arc_init): Check validity mll64 option.
23679 (arc_save_restore): Use double load/store instruction.
23680 (arc_expand_movmem): Likewise.
23681 (arc_split_move): Don't split if we have double load/store
23682 instructions. Returns a boolean.
23683 (arc_process_double_reg_moves): Change function to return boolean
23684 instead of a sequence of instructions.
23685 (arc_dwarf_register_span): New function.
23686 * config/arc/arc-protos.h (arc_split_move): Change prototype.
23687 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
23688 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
23689 (*movdf_insn): Likewise.
23690 * config/arc/arc.opt (mll64): New option.
23691 * config/arc/predicates.md (even_register_operand): New predicate.
23692 * doc/invoke.texi (ARC Options): Add mll64 documentation.
23694 2016-01-25 Richard Biener <rguenther@suse.de>
23697 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
23698 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
23700 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
23702 2016-01-25 Richard Biener <rguenther@suse.de>
23704 PR tree-optimization/69376
23705 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
23707 (VN_INFO_ANTI_RANGE_P): New inline.
23708 (VN_INFO_RANGE_TYPE): Likewise.
23709 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
23710 SSA_NAME_ANTI_RANGE_P.
23711 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
23712 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
23713 Properly query VN_INFO_RANGE_TYPE.
23715 2016-01-25 Nick Clifton <nickc@redhat.com>
23718 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
23720 2016-01-23 Tom de Vries <tom@codesourcery.com>
23722 PR tree-optimization/69426
23723 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
23726 2016-01-23 Jakub Jelinek <jakub@redhat.com>
23728 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
23729 "the the" with "the" in the comments.
23730 * ipa-devirt.c (build_type_inheritance_graph,
23731 update_type_inheritance_graph): Likewise.
23732 * tree.c (build_function_type_list_1): Likewise.
23733 * cfgloopmanip.c (scale_loop_profile): Likewise.
23734 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
23735 * gimple-ssa-split-paths.c
23736 (find_block_to_duplicate_for_splitting_paths): Likewise.
23737 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
23738 * expr.c (convert_move): Likewise.
23739 * var-tracking.c (vt_stack_adjustments): Likewise.
23740 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
23741 * tree-vrp.c (test_for_singularity): Likewise.
23743 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
23744 directly instead of building a temporary tree.
23747 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
23748 remove <algorithm> include.
23750 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23753 * config/i386/i386.c: Include dojump.h.
23754 (expand_small_movmem_or_setmem,
23755 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
23757 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
23758 if dynamic_check != -1.
23760 2016-01-21 Jeff Law <law@redhat.com>
23762 PR middle-end/69347
23763 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
23764 record_temporary_equivalences. Rewritten to avoid unnecessary calls
23765 into dominated_by_p.
23766 (cprop_into_successor_phis): Avoid unnecessary tests.
23768 2016-01-22 Richard Henderson <rth@redhat.com>
23771 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
23772 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
23774 2016-01-22 Michael Matz <matz@suse.de>
23776 * system.h (string, algorithm): Include only conditionally.
23777 (new): Include always under C++.
23778 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
23779 * final.c (toplevel): Ditto.
23780 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
23781 * genconditions.c (write_header): Make gencondmd.c define
23783 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
23785 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
23786 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
23788 2016-01-22 Christian Bruel <christian.bruel@st.com>
23791 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
23793 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23796 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
23797 define_insn_and_split. Ensure operands[1] and operands[0] do not
23798 get assigned the same register.
23800 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23802 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
23804 2016-01-22 Christian Bruel <christian.bruel@st.com>
23806 * config/arm/arm-c.c (arm_pragma_target_parse):
23807 Remove warn_builtin_macro_redefined overwrite.
23809 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23811 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
23812 flag_non_call_exceptions compatibility.
23814 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23817 * dwarf2out.c (add_child_die_after): New function.
23818 (dwarf_qual_info_t): New type.
23819 (dwarf_qual_info): New variable.
23820 (qualified_die_p): New function.
23821 (modified_type_die): For -fdebug-types-section, ensure
23822 canonical order of qualifiers. Put qualified DIEs adjacent
23823 to the corresponding non-qualified type DIE and search there
23824 for existing qualified DIEs.
23826 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23828 * doc/extend.texi (scalar_storage_order type attribute): Document
23829 restriction on type punning and aliasing, and remove future tense.
23831 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
23834 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
23837 2016-01-21 Jeff Law <law@redhat.com>
23839 PR middle-end/69347
23840 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
23841 useless call to record_temporary_equivalences.
23842 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
23843 allocate 10 slots in the bb_path vector and let it grow as needed.
23844 (fsm_find_control_statement_thread_paths): Similarly for the next_path
23847 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23849 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
23851 * configure: Regenerate.
23853 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
23855 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
23856 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
23858 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
23860 PR middle-end/66178
23861 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
23862 drop EXPAND_INITIALIZER.
23863 * rtl.h (contains_symbolic_reference_p): Declare.
23864 * rtlanal.c (contains_symbolic_reference_p): New function.
23865 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
23866 a subtraction into a NOT if symbolic constants are involved.
23868 2016-01-21 Anton Blanchard <anton@samba.org>
23869 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23872 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
23874 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
23877 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23879 * config/microblaze/microblaze.c
23880 (get_branch_target): New.
23881 (insert_wic_for_ilb_runout): New.
23883 (microblaze_machine_dependent_reorg): New.
23884 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
23885 * config/microblaze/microblaze.md
23886 (UNSPEC_IPREFETCH): Define.
23887 (iprefetch): New pattern
23888 * config/microblaze/microblaze.opt
23889 (mxl-prefetch): New flag.
23891 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23893 * config/microblaze/microblaze.h
23894 (FIXED_REGISTERS): Update in macro.
23895 (CALL_USED_REGISTERS): Update in macro.
23897 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
23899 PR rtl-optimization/68920
23900 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
23903 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
23905 PR rtl-optimization/68990
23906 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
23907 pseudo instead of inheritance ones.
23909 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
23910 Nick Clifton <nickc@redhat.com>
23914 * config/mips/mips.c (mips_compute_frame_info): Initialise
23915 args_size and hard_frame_pointer_offset fields of the frame
23916 structure before calling mips_global_pointer.
23918 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23920 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
23922 * configure: Regenerate.
23924 2016-01-21 Richard Biener <rguenther@suse.de>
23926 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
23928 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23930 * config/s390/s390.c (s390_asm_declare_function_size): Add code
23931 to actually emit the .size directive.
23933 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
23934 Jakub Jelinek <jakub@redhat.com>
23938 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
23939 args array size by one to avoid buffer overflow.
23941 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23943 * config/s390/s390.md (pool_section_start): Use switch_to_section
23944 to select proper read-only data section instead of hardcoding
23946 (pool_section_end): Use switch_to_section to match the above.
23948 2016-01-21 Richard Biener <rguenther@suse.de>
23950 PR tree-optimization/69378
23951 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
23952 (set_ssa_val_to): Use it for dominance checks taking into
23953 account not executable edges.
23955 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23958 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
23959 for bitsize instead of GET_MODE_PRECISION (mode).
23961 2016-01-20 Martin Sebor <msebor@redhat.com>
23964 * extend.texi (__sync Builtins): Clarify the semantics of
23965 __sync_fetch_and_OP built-ins on pointers.
23966 (__atomic Builtins): Same.
23968 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23969 Sebastian Pop <s.pop@samsung.com>
23971 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
23972 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
23973 (is_valid_rename): Same.
23974 (translate_isl_ast_to_gimple::get_rename): Same.
23975 (translate_isl_ast_to_gimple::rename_all_uses): Same.
23976 (translate_isl_ast_to_gimple::rename_uses): Same.
23977 (get_new_name): Check for close_phi nodes.
23978 (copy_loop_phi_args): Use phi_node_kind.
23979 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
23980 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
23982 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23983 Sebastian Pop <s.pop@samsung.com>
23985 Revert commit r229783.
23986 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
23987 Remove use of parameter_rename_map.
23988 (copy_def): Remove.
23989 (copy_internal_parameters): Remove.
23990 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
23991 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
23992 (free_sese_info): Do not free parameter_rename_map.
23993 (set_rename): Do not use parameter_rename_map.
23994 (rename_uses): Update call to set_rename.
23995 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
23996 * sese.h (parameter_rename_map_t): Remove.
23997 (struct sese_info_t): Remove field parameter_rename_map.
23999 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24000 Sebastian Pop <s.pop@samsung.com>
24002 * graphite-isl-ast-to-gimple.c: Fix comment.
24003 * graphite-scop-detection.c (defined_in_loop_p): New.
24004 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
24005 names defined in loop.
24007 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24008 Sebastian Pop <s.pop@samsung.com>
24010 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
24011 Discard unstructured if-then-else regions.
24013 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24014 Sebastian Pop <s.pop@samsung.com>
24016 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
24017 (cleanup_loop_iter_dom): Remove.
24018 (build_loop_iteration_domains): Remove.
24019 (build_scop_context): Remove.
24020 (build_scop_iteration_domain): Remove.
24021 (add_loop_constraints): New.
24022 (build_iteration_domains): New.
24023 (build_poly_scop): Call build_iteration_domains.
24025 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24026 Sebastian Pop <s.pop@samsung.com>
24028 * graphite-scop-detection.c
24029 (scop_detection::harmful_loop_in_region): Free dom and loops.
24030 (scop_detection::loop_body_is_valid_scop): Free bbs.
24032 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24033 Sebastian Pop <s.pop@samsung.com>
24035 * graphite-scop-detection.c (record_loop_in_sese): New.
24036 (gather_bbs::before_dom_children): Call record_loop_in_sese.
24037 (build_scops): Remove call to build_sese_loop_nests.
24038 * sese.c (sese_record_loop): Remove.
24039 (build_sese_loop_nests): Remove.
24040 (new_sese_info): Remove region->loops.
24041 (free_sese_info): Same.
24042 * sese.h (sese_contains_loop): Same.
24043 (build_sese_loop_nests): Remove.
24044 (sese_contains_loop): Remove.
24046 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24047 Sebastian Pop <s.pop@samsung.com>
24049 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
24050 loop_is_valid_in_scop.
24051 (scop_detection::harmful_stmt_in_region): Renamed
24052 harmful_loop_in_region.
24053 Call loop_is_valid_in_scop.
24055 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24056 Sebastian Pop <s.pop@samsung.com>
24058 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
24061 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24062 Sebastian Pop <s.pop@samsung.com>
24064 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
24065 * graphite.h (struct poly_bb): Remove field is_reduction.
24066 (PBB_IS_REDUCTION): Remove.
24068 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24069 Sebastian Pop <s.pop@samsung.com>
24071 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
24072 (add_pdr_constraints): Same.
24073 (scop_get_reads): Same.
24074 (scop_get_must_writes): Same.
24075 (scop_get_may_writes): Same.
24076 (scop_get_original_schedule): Same.
24077 (extend_schedule): Same.
24078 (apply_schedule_on_deps): Same.
24079 (carries_deps): Same.
24080 (compute_deps): Same.
24081 (scop_get_dependences): Same.
24082 * graphite-isl-ast-to-gimple.c
24083 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
24084 * graphite-optimize-isl.c (get_schedule_for_band): Same.
24085 (get_schedule_for_band_list): Same.
24086 (get_schedule_map): Same.
24087 (apply_schedule_map_to_scop): Same.
24088 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
24089 (build_loop_iteration_domains): Same.
24090 (add_condition_to_pbb): Same.
24091 (add_param_constraints): Same.
24092 (pdr_add_memory_accesses): Same.
24093 (pdr_add_data_dimensions): Same.
24095 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24097 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
24100 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24102 * common.opt (feliminate-dwarf2-dups): Replace references to
24103 "DWARF 2" with just "DWARF".
24104 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
24105 * doc/extend.texi: Likewise.
24106 * doc/cpp.texi: Likewise.
24107 * doc/invoke.texi: Likewise.
24108 (Option Summary): Add -gdwarf to list of Debugging Options.
24109 (Debugging Options): Document -gdwarf.
24110 * doc/contrib.texi: Spell "DWARF" like that.
24112 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24114 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
24115 warning. Fix up formatting.
24117 PR middle-end/67653
24118 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
24119 attempt to mark memory input operand addressable and
24120 call prepare_gimple_addressable in that case. Don't adjust
24121 input_location for diagnostics, use error_at instead.
24123 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
24125 * config/rs6000/ppc-auxv.h: New file.
24126 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
24127 (cpu_is): Likewise.
24128 (cpu_supports): Likewise.
24129 * config/rs6000/rs6000.c: include "ppc-auxv.h".
24130 (cpu_is_info): New variable.
24131 (cpu_supports_info): Likewise.
24132 (tcb_verification_symbol): Likewise.
24133 (cpu_builtin_p): Likewise.
24134 (cpu_expand_builtin): New function.
24135 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
24136 (rs6000_init_builtins): Likewise.
24137 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
24138 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
24139 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
24140 * configure: Regenerate.
24141 * config.in: Likewise.
24142 * doc/extend.texi (PowerPC Built-in Functions): Document
24143 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
24145 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
24148 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
24150 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
24153 2016-01-20 Richard Henderson <rth@redhat.com>
24159 * tree.c (tm_define_builtin): New.
24160 (find_tm_vector_type): New.
24161 (build_tm_vector_builtins): New.
24162 (build_common_builtin_nodes): Call it.
24164 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
24166 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
24167 (arm_fp_ok): Likewise.
24168 (arm_fp): Likewise.
24169 (arm_crypto): Likewise.
24171 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
24172 Richard Biener <rguenther@suse.de>
24174 PR tree-optimization/69328
24175 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
24176 vectors have same number of elements.
24177 (vectorizable_condition): Fix masked version recognition.
24179 2016-01-20 Richard Biener <rguenther@suse.de>
24181 PR tree-optimization/69345
24182 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
24183 (VN_INFO_PTR_INFO): Likewise.
24184 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
24185 info when it is equal between non-dominating SSA names.
24186 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24187 Make sure to look at original SSA infos.
24189 2016-01-20 Jeff Law <law@redhat.com>
24192 * config/m68k/predicates.md (pow2_m1_operand): New predicate
24194 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
24195 (pc_or_label_operand): New predicate.
24196 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
24197 tests for small integers that are 2^n - 1.
24199 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
24201 * doc/invoke.texi (Options Summary): Add '.' after @xref.
24203 2016-01-19 Jeff Law <law@redhat.com>
24205 PR middle-end/69347
24206 * tree-ssa-threadbackwards.c
24207 (fsm_find_control_statement_thread_paths): Do not try to lookup
24208 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
24210 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
24212 * doc/lto.texi: Remove text that says only Gold has linker plugin
24215 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
24217 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
24218 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
24219 the DIE accordingly.
24220 (modified_type_die): Add REVERSE parameter and pass it recursively,
24221 as well as to base_type_die. Adjust presence check accordingly.
24222 (base_type_for_mode): Adjust call to modified_type_die.
24223 (add_type_attribute): Add REVERSE parameter and pass it to
24225 (generic_parameter_die): Adjust call to add_type_attribute.
24226 (add_scalar_info): Likewise.
24227 (add_subscript_info): Likewise.
24228 (gen_array_type_die): Likewise.
24229 (gen_descr_array_type_die): Likewise.
24230 (gen_entry_point_die): Likewise.
24231 (gen_enumeration_type_die): Likewise.
24232 (gen_formal_parameter_die): Likewise.
24233 (gen_subprogram_die): Likewise.
24234 (gen_variable_die ): Likewise.
24235 (gen_const_die): Likewise.
24236 (gen_field_die): Likewise.
24237 (gen_pointer_type_die): Likewise.
24238 (gen_reference_type_die): Likewise.
24239 (gen_ptr_to_mbr_type_die): Likewise.
24240 (gen_inheritance_die): Likewise.
24241 (gen_subroutine_type_die): Likewise.
24242 (gen_typedef_die): Likewise.
24243 (force_type_die): Adjust call to modified_type_die.
24245 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
24247 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
24248 flow throughout the file. Fix broken link to Objective-C 2.0
24250 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
24253 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24255 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
24257 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24260 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
24261 (maybe_record_node): Record cxa_pure_virtual as the only possible
24262 target if there are not ohter candidates.
24263 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
24265 2016-01-19 Richard Biener <rguenther@suse.de>
24267 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
24268 (get_memory_order): Likewise.
24270 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
24272 * tree-vect-stmts.c (vectorizable_store): Check
24275 2016-01-19 David Malcolm <dmalcolm@redhat.com>
24278 * gcc.c (driver::decode_argv): Add call to
24279 init_opts_obstack before init_options_struct.
24280 * opts.c (init_opts_obstack): Remove idempotency.
24281 (init_options_struct): Replace call to init_opts_obstack
24282 with a gcc_assert to verify that it has already been called.
24283 * toplev.c (toplev::main): Add call to init_opts_obstack before
24284 calls to init_options_struct.
24285 (toplev::finalize): Move cleanup of opts_obstack next to
24286 cleanup of save_decoded_options, clearing the latter, and
24287 save_decoded_options_count.
24289 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24292 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
24293 attribute to unconditional. Remove %? from output template.
24295 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24296 Jiong Wang <jiong.wang@arm.com>
24298 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
24299 generated from different expand order.
24301 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24303 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24304 Add support for CCMP costing.
24306 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24308 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
24309 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
24310 (fccmpe<mode>): Likewise.
24311 (fcmp): Rename to fcmp and globalize pattern.
24313 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
24314 (aarch64_gen_ccmp_next): Add FP support.
24316 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24318 * target.def (gen_ccmp_first): Update documentation.
24319 (gen_ccmp_next): Likewise.
24320 * doc/tm.texi (gen_ccmp_first): Update documentation.
24321 (gen_ccmp_next): Likewise.
24322 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
24323 expand_ccmp_expr_1. Improve comments.
24324 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
24325 (ccmp_ior<mode>): Remove pattern.
24326 (cmp<mode>): Remove expand.
24327 (cmp): Globalize pattern.
24328 (cstorecc4): Use cc_register.
24329 (mov<mode>cc): Remove ccmp_cc_register check.
24330 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
24331 Simplify after removal of CC_DNE/* modes.
24332 (aarch64_ccmp_mode_to_code): Remove.
24333 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
24334 In 'k' case use integer as condition.
24335 (aarch64_nzcv_codes): Remove inverted cases.
24336 (aarch64_code_to_ccmode): Remove.
24337 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
24338 comparison with CC register to be used in folowing CCMP/branch/CSEL.
24339 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
24340 pattern. Return the comparison with CC register. Invert conditions
24341 when bitcode is OR.
24342 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
24343 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
24345 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24347 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24348 instrumented_version.
24350 2016-01-19 Richard Biener <rguenther@suse.de>
24352 PR tree-optimization/69336
24353 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
24354 handled components with get_ref_base_and_extent.
24355 (equal_mem_array_ref_p): Adjust.
24357 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24360 * shrink-wrap.c: Include valtrack.h.
24361 (move_insn_for_shrink_wrap): Add DEBUG argument. If
24362 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
24363 in between insn and where it will be moved to. Call
24364 dead_debug_insert_temp.
24365 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
24366 first and dead_debug_local_finish at the end.
24367 For uses and defs bitmap, handle all regs in between REGNO and
24368 END_REGNO, not just the first one.
24370 2016-01-19 Richard Biener <rguenther@suse.de>
24372 PR tree-optimization/69352
24373 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
24374 (equal_mem_array_ref_p): Constrain size and max size properly.
24375 Compare the reverse flag.
24377 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
24379 * ira.c (ira): Update regstat data if we deleted insns.
24381 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24383 PR rtl-optimization/68955
24384 PR rtl-optimization/64557
24385 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
24386 here. Fix up formatting.
24387 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
24389 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24392 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
24393 assume that the node has body.
24394 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
24397 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24399 * lto-streamer-out.c (lto_output): Do not stream instrumentation
24402 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24404 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
24405 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
24407 2016-01-19 Martin Jambor <mjambor@suse.cz>
24408 Martin Liska <mliska@suse.cz>
24409 Michael Matz <matz@suse.de>
24411 * Makefile.in (OBJS): Add new source files.
24412 (GTFILES): Add hsa.c.
24413 * common.opt (disable_hsa): New variable.
24414 (-Whsa): New warning.
24415 * config.in (ENABLE_HSA): New.
24416 * configure.ac: Treat hsa differently from other accelerators.
24417 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
24418 $enable_offloading.
24419 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
24420 * doc/install.texi (Configuration): Document --with-hsa-runtime,
24421 --with-hsa-runtime-include, --with-hsa-runtime-lib and
24422 --with-hsa-kmt-lib.
24423 * doc/invoke.texi (-Whsa): Document.
24424 (hsa-gen-debug-stores): Likewise.
24425 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
24426 to invoke offload compiler for hsa acclerator.
24427 * opts.c (common_handle_option): Determine whether HSA offloading
24428 should be performed.
24429 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
24430 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
24431 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
24432 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
24433 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
24434 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
24435 GF_OMP_FOR_KIND_GRID_LOOP.
24436 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
24437 (pp_gimple_stmt_1): Likewise.
24438 * gimple-walk.c (walk_gimple_stmt): Likewise.
24439 * gimple.c (gimple_build_omp_grid_body): New function.
24440 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
24441 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
24442 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
24443 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
24444 GF_OMP_TEAMS_GRID_PHONY.
24445 (gimple_statement_omp_single_layout): Updated comments.
24446 (gimple_build_omp_grid_body): New function.
24447 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
24448 (gimple_omp_for_grid_phony): New function.
24449 (gimple_omp_for_set_grid_phony): Likewise.
24450 (gimple_omp_parallel_grid_phony): Likewise.
24451 (gimple_omp_parallel_set_grid_phony): Likewise.
24452 (gimple_omp_teams_grid_phony): Likewise.
24453 (gimple_omp_teams_set_grid_phony): Likewise.
24454 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
24455 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
24456 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
24457 (BUILT_IN_GOMP_TARGET): Updated type.
24458 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
24459 (adjust_for_condition): New function.
24460 (get_omp_for_step_from_incr): Likewise.
24461 (extract_omp_for_data): Moved parts to adjust_for_condition and
24462 get_omp_for_step_from_incr.
24463 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
24464 (fixup_child_record_type): Bail out if receiver_decl is NULL.
24465 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
24466 (scan_omp_parallel): Do not create child functions for phony
24468 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
24469 (scan_omp_1_op): Checking assert we are not remapping to
24470 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
24471 (parallel_needs_hsa_kernel_p): New function.
24472 (expand_parallel_call): Register apprpriate parallel child
24473 functions as HSA kernels.
24474 (grid_launch_attributes_trees): New type.
24475 (grid_attr_trees): New variable.
24476 (grid_create_kernel_launch_attr_types): New function.
24477 (grid_insert_store_range_dim): Likewise.
24478 (grid_get_kernel_launch_attributes): Likewise.
24479 (get_target_argument_identifier_1): Likewise.
24480 (get_target_argument_identifier): Likewise.
24481 (get_target_argument_value): Likewise.
24482 (push_target_argument_according_to_value): Likewise.
24483 (get_target_arguments): Likewise.
24484 (expand_omp_target): Call get_target_arguments instead of looking
24485 up for teams and thread limit.
24486 (grid_expand_omp_for_loop): New function.
24487 (grid_arg_decl_map): New type.
24488 (grid_remap_kernel_arg_accesses): New function.
24489 (grid_expand_target_kernel_body): New function.
24490 (expand_omp): Call it.
24491 (lower_omp_for): Do not emit phony constructs.
24492 (lower_omp_taskreg): Do not emit phony constructs but create for them
24493 a temporary variable receiver_decl.
24494 (lower_omp_taskreg): Do not emit phony constructs.
24495 (lower_omp_teams): Likewise.
24496 (lower_omp_grid_body): New function.
24497 (lower_omp_1): Call it.
24498 (grid_reg_assignment_to_local_var_p): New function.
24499 (grid_seq_only_contains_local_assignments): Likewise.
24500 (grid_find_single_omp_among_assignments_1): Likewise.
24501 (grid_find_single_omp_among_assignments): Likewise.
24502 (grid_find_ungridifiable_statement): Likewise.
24503 (grid_target_follows_gridifiable_pattern): Likewise.
24504 (grid_remap_prebody_decls): Likewise.
24505 (grid_copy_leading_local_assignments): Likewise.
24506 (grid_process_kernel_body_copy): Likewise.
24507 (grid_attempt_target_gridification): Likewise.
24508 (grid_gridify_all_targets_stmt): Likewise.
24509 (grid_gridify_all_targets): Likewise.
24510 (execute_lower_omp): Call grid_gridify_all_targets.
24511 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
24512 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
24513 (tree_omp_clause): Added union field dimension.
24514 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
24515 * tree.c (omp_clause_num_ops): Added number of arguments of
24516 OMP_CLAUSE__GRIDDIM_.
24517 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
24518 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
24519 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
24520 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
24521 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
24522 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
24523 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
24524 * tree-pass.h (make_pass_gen_hsail): Declare.
24525 (make_pass_ipa_hsa): Likewise.
24526 * ipa-hsa.c: New file.
24527 * lto-section-in.c (lto_section_name): Add hsa section name.
24528 * lto-streamer.h (lto_section_type): Add hsa section.
24529 * timevar.def (TV_IPA_HSA): New.
24530 * hsa-brig-format.h: New file.
24531 * hsa-brig.c: New file.
24532 * hsa-dump.c: Likewise.
24533 * hsa-gen.c: Likewise.
24536 * toplev.c (compile_file): Call hsa_output_brig.
24537 * hsa-regalloc.c: New file.
24539 2016-01-18 Jeff Law <law@redhat.com>
24541 PR tree-optimization/69320
24542 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
24543 ranged object, do nothing if the RHS constant is not [0..1].
24544 (optimize_stmt): Comparing a boolean ranged object against a
24545 constant outside [0..1] results in a compile-time constant.
24547 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
24550 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
24552 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24553 (Option Summary): Update to reflect new section and moved options.
24554 (C++ Dialect Options): Move -fstats to new section.
24555 (Debugging Options): Move all dump, statistics, and other GCC
24556 developer options to new section. Rewrite section introduction
24557 and re-order remaining options to put the more basic ones first.
24558 (Optimization Options): Move -fira-verbose and -flto-report* to
24560 (Developer Options): New section incorporating moved options.
24561 * doc/cppopts.texi (-dM): Update cross-reference.
24563 2016-01-18 Richard Henderson <rth@redhat.com>
24566 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
24567 operands to pseudo only if CSE is expected. Split long immediate
24568 operands only after reload, and for the stack pointer.
24569 (*add<GPI>3_pluslong): Remove.
24570 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
24571 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
24572 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
24573 (*add<GPI>3 peepholes): New.
24574 (*add<GPI>3 splitters): New.
24575 * config/aarch64/constraints.md (Upl): New.
24576 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
24578 2016-01-18 Richard Biener <rguenther@suse.de>
24580 PR tree-optimization/69297
24581 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
24583 (vect_bb_vectorization_profitable_p): Clear visited flag again.
24585 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
24587 PR middle-end/68542
24588 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
24589 of mixind vector and scalar types.
24590 (fold_relational_const): Add handling of vector
24591 comparison with boolean result.
24592 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
24593 comparison of vector operands with boolean result for EQ/NE only.
24594 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
24595 (verify_gimple_cond): Likewise.
24596 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
24599 2016-01-18 Joseph Myers <joseph@codesourcery.com>
24601 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
24604 2016-01-18 Richard Biener <rguenther@suse.de>
24606 PR middle-end/69308
24607 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
24609 2016-01-18 Tom de Vries <tom@codesourcery.com>
24611 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
24613 2016-01-18 Tom de Vries <tom@codesourcery.com>
24615 * omp-low.c (set_oacc_fn_attrib): Make extern.
24616 * omp-low.h (set_oacc_fn_attrib): Declare.
24617 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
24618 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
24619 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
24620 Add and handle function parameter oacc_kernels_p.
24621 (find_reduc_addr, get_omp_data_i_param): New function.
24622 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
24623 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
24624 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
24625 Calculate dominance info. Skip loops that are not in a kernels region
24626 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
24627 (pass_parallelize_loops::execute): Call parallelize_loops with
24628 oacc_kernels_p argument.
24629 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
24630 New member function.
24631 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
24632 * passes.def: Add argument to pass_parallelize_loops instantation.
24634 2016-01-18 Tom de Vries <tom@codesourcery.com>
24636 * tree-parloops.c (pass_parallelize_loops::execute): Allow
24637 pass_parallelize_loops to be run outside the loop pipeline.
24639 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24641 * tree-scalar-evolution.c (follow_copies_to_constant): New.
24642 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
24644 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24647 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
24648 using get_ref_base_and_extent.
24649 (equal_mem_array_ref_p): New.
24650 (hashable_expr_equal_p): Add call to previous.
24652 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24655 * tree-sra.c (disqualified_constants, constant_decl_p): New.
24656 (sra_initialize): Allocate disqualified_constants.
24657 (sra_deinitialize): Free disqualified_constants.
24658 (disqualify_candidate): Update disqualified_constants when appropriate.
24659 (create_access): Scan for constant-pool entries as we go along.
24660 (scalarizable_type_p): Add check against type_contains_placeholder_p.
24661 (maybe_add_sra_candidate): Allow constant-pool entries.
24662 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
24663 (initialize_constant_pool_replacements): New.
24664 (sra_modify_assign): Avoid mangling assignments created by previous,
24665 and don't generate writes into constant pool.
24666 (sra_modify_function_body): Call initialize_constant_pool_replacements.
24668 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
24670 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
24671 andnot instruction.
24672 (scalar_chain::convert_op): Likewise.
24673 * config/i386/i386.md (*andndi3_doubleword): New.
24675 2016-01-18 Richard Biener <rguenther@suse.de>
24677 PR tree-optimization/69170
24678 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
24679 building a vector from scalar results of a pattern stmt.
24681 2016-01-18 Jakub Jelinek <jakub@redhat.com>
24683 * haifa-sched.c (autopref_multipass_init): Work around
24684 -Wmaybe-uninitialized warning.
24686 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
24688 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
24689 against the constant 0.
24691 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24693 PR tree-optimization/68799
24694 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
24695 look up phi candidates in the statement-candidate map.
24696 (phi_add_costs): Likewise.
24697 (record_phi_increments): Likewise.
24698 (phi_incr_cost): Likewise.
24699 (ncd_with_phi): Likewise.
24700 (all_phi_incrs_profitable): Likewise.
24702 2016-01-17 Jakub Jelinek <jakub@redhat.com>
24704 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
24705 -Wmaybe-uninitialized warning.
24707 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
24709 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24710 (Option Summary): Update to reflect new section and moved options.
24711 (C++ Dialect Options): Move -fvtable-verify and related options.
24712 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
24713 and profiling-related options.
24714 (Optimization Options): Move profile generation options and
24715 -fstack-protector and related options.
24716 (Instrumentation Options): New section incorporating moved options.
24717 (Code Generation Options): Move -finstrument-functions and
24718 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
24720 2016-01-16 Tom de Vries <tom@codesourcery.com>
24722 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
24724 2016-01-16 Tom de Vries <tom@codesourcery.com>
24726 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
24728 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
24730 * hash-table.h (hash_table::empty): Turn into an inline wrapper
24731 that checks whether the table is already empty. Rename the
24732 original implementation to...
24733 (hash_table::empty_slot): ...this new private function.
24735 2016-01-15 David Malcolm <dmalcolm@redhat.com>
24737 PR diagnostic/68899
24738 * diagnostic-show-locus.c (layout::print_source_line): Move x
24739 offset of line until after call to
24740 get_line_width_without_trailing_whitespace.
24742 2016-01-15 Jeff Law <law@redhat.com>
24744 PR tree-optimization/69270
24745 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
24746 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
24747 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
24748 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
24749 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24750 ssa_name_has_boolean_range and constant_boolean_node.
24752 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
24754 PR rtl-optimization/69030
24755 * lra-spills.c (remove_pseudos): Check nrefs and make the function
24757 (spill_pseudos): Delete debug insn for dead pseudo.
24758 (lra_spill): Initiate spill_hard_reg and slots memory separately.
24760 2016-01-15 Jiong Wang <jiong.wang@arm.com>
24762 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
24764 (TYPES_UNOPUS): Likewise.
24765 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
24766 builtin type, from UNOP to UNOPUS.
24767 (lbtruncuv4sf): Likewise.
24768 (lbtruncuv2df): Likewise.
24769 (lrounduv2sf): Likewise.
24770 (lrounduv4sf): Likewise.
24771 (lrounduv2df): Likewise.
24772 (lroundusf): Likewise.
24773 (lroundusf): Likewise.
24774 (lceiluv2sf): Likewise.
24775 (lceiluv4sf): Likewise.
24776 (lceiluv2df): Likewise.
24777 (lceilusf): Likewise.
24778 (lceiludf): Likewise.
24779 (lflooruv2sf): Likewise.
24780 (lflooruv4sf): Likewise.
24781 (lflooruv2df): Likewise.
24782 (lfloorusf): Likewise.
24783 (lfloorudf): Likewise.
24784 (lfrintnuv2sf): Likewise.
24785 (lfrintnuv4sf): Likewise.
24786 (lfrintnuv2df): Likewise.
24787 (lfrintnusf): Likewise.
24788 (lfrintnudf): Likewise.
24789 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
24791 (vcvtq_u32_f32): Likewise.
24792 (vcvtq_u64_f64): Likewise.
24793 (vcvta_u32_f32): Likewise.
24794 (vcvtaq_u32_f32): Likewise.
24795 (vcvtaq_u64_f64): Likewise.
24796 (vcvtm_u32_f32): Likewise.
24797 (vcvtmq_u32_f32): Likewise.
24798 (vcvtmq_u64_f64): Likewise.
24799 (vcvtn_u32_f32): Likwise.
24800 (vcvtnq_u32_f32): Likewise.
24801 (vcvtnq_u64_f64): Likewise.
24802 (vcvtp_u32_f32): Likewise.
24803 (vcvtpq_u32_f32): Likewise.
24804 (vcvtpq_u64_f64): Likewise.
24805 (vcvtmd_u64_f64): Likewise.
24806 (vcvtms_u32_f32): Likewise.
24807 (vcvtad_u64_f64): Likewise.
24808 (vcvtas_u32_f32): Likewise.
24809 (vcvtnd_u64_f64): Likewise.
24810 (vcvtns_u32_f32): Likewise.
24811 (vcvtpd_u64_f64): Likewise.
24812 (vcvtps_u32_f32): Likewise.
24814 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24816 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
24817 CSEL of zero_extended registers.
24819 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24821 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
24822 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
24824 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24826 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
24827 false when argument string is not found in the attributes table
24830 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
24833 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
24834 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
24835 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
24836 precision estimate.
24838 2016-01-15 Richard Biener <rguenther@suse.de>
24840 PR tree-optimization/66856
24841 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
24842 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
24843 (vect_create_new_slp_node): Increment stmt reference count.
24844 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
24845 an SLP tree before swapping operands.
24846 (vect_build_slp_tree): Likewise.
24847 (destroy_bb_vec_info): Free stmt info after SLP instances.
24848 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
24849 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
24850 (STMT_VINFO_NUM_SLP_USES): New macro.
24852 2016-01-15 Richard Biener <rguenther@suse.de>
24855 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
24856 (add_linkage_name): ... here.
24857 (gen_typedef_die): Use add_linkage_name_raw instead of
24858 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
24861 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
24863 * gimplify.c (oacc_default_clause): Decode reference and pointer
24864 types for both kernels and parallel regions.
24866 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
24868 PR middle-end/69246
24869 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
24871 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24873 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
24874 (convert_scalars_to_vector): Likewise.
24876 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
24878 * doc/extend.texi (Type Traits): Fix grammar.
24880 2016-01-15 Martin Jambor <mjambor@suse.cz>
24882 * tree-inline.c (remap_decl): Use existing dclarations if
24883 remapping a type and prevent_decl_creation_for_types.
24884 (replace_locals_stmt): Do an initial remapping of non-VLA typed
24885 decls first. Do real remapping with
24886 prevent_decl_creation_for_types set.
24887 * tree-inline.h (copy_body_data): New field
24888 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
24891 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24893 * config/s390/s390.opt (mmvcle): More verbose help text.
24895 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24897 * config/s390/s390.opt: Add period to -mzvector option text.
24899 2016-01-15 Richard Biener <rguenther@suse.de>
24901 PR tree-optimization/68961
24902 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
24903 of invariants in stores again.
24905 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
24907 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
24909 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24911 * config/i386/i386.c (ix86_expand_branch): Don't split
24912 DI mode xor instruction to SI mode.
24914 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24917 * ipa-icf.c (sem_function::merge): Virtual functions may become
24918 reachable even if they address is not taken and there are no
24921 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24923 * lto-streamer-out.c (subtract_estimated_size): New function.
24924 (get_symbol_initial_value): Use it.
24926 2016-01-15 Christian Bruel <christian.bruel@st.com>
24929 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
24930 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
24931 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
24932 use add_builtin_function_ext_scope instead of add_builtin_function.
24933 (neon_set_p, neon_crypto_set_p): Remove.
24934 (arm_init_builtins): Always call arm_init_neon_builtins and
24935 arm_init_crypto_builtins.
24936 (arm_expand_builtin): Check that builtins are allowed for the arch.
24937 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
24938 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
24939 arm_init_neon_builtins call.
24941 2016-01-15 Richard Biener <rguenther@suse.de>
24943 PR tree-optimization/69117
24944 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
24945 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
24946 of the leader conservatively.
24947 (free_scc_vn): Restore original SSA name infos.
24949 2016-01-14 Jeff Law <law@redhat.com>
24951 PR tree-optimization/69270
24952 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
24953 single bit of precision, verify it's also unsigned.
24954 (record_edge_info): Use constant_boolean_node rather than fold_convert
24955 to convert boolean_true/boolean_false to the right type.
24957 2016-01-14 Richard Henderson <rth@redhat.com>
24960 * loop-doloop.c (record_reg_sets): New.
24961 (doloop_optimize): Reject the transform if the sequence
24962 clobbers registers live at the end of the loop block.
24963 (doloop_optimize_loops): Enable df_live if needed.
24965 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
24967 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
24968 * config/rs6000/rs6000.c: Likewise.
24969 * config/rs6000/rs6000.h: Likewise.
24970 * config/rs6000/rs6000.md: Likewise.
24971 * doc/extend.texi: Likewsie.
24973 2016-01-14 Jeff Law <law@redhat.com>
24975 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
24978 2016-01-14 Richard Henderson <rth@redhat.com>
24982 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
24983 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
24984 instead of builtin_decl_declared_p to test for declaration.
24986 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
24988 * doc/loop.texi (Loop Analysis and Representation): Document
24989 loop_depth function.
24991 2016-01-14 Tom de Vries <tom@codesourcery.com>
24993 PR tree-optimization/68773
24994 * omp-low.c (expand_omp_target): Don't set force_output.
24995 * varpool.c (varpool_node::get_create): Same.
24996 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
24997 offload_funcs with force_output.
24999 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25002 * lra-eliminations.c (move_plus_up): Don't change anything if either
25003 the outer or inner subreg mode is not MODE_INT.
25004 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
25005 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
25007 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25009 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
25010 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
25011 reduc_uplus_@var{m}): Remove.
25012 * expr.c (expand_expr_real_2): Remove expansion path for
25013 reduc_[us](min|max|plus) optabs.
25014 * optabs-tree.c (scalar_reduc_to_vector): Remove.
25015 * optabs-tree.h (scalar_reduc_to_vector): Remove.
25016 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
25017 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
25018 * tree-vect-loop.c (vectorizable_reduction): Remove test for
25019 reduc_[us](min|max|plus) optabs.
25021 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25023 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
25024 (reduc_plus_scal_v2sf): New.
25025 (reduc_smax_v2sf): Rename to...
25026 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
25027 (reduc_smin_v2sf): Rename to...
25028 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
25030 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
25032 * alias.c (compare_base_symbol_refs): New function.
25033 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
25036 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25038 PR middle-end/68146
25039 PR tree-optimization/69155
25040 * tree-complex.c: Include cfganal.h.
25041 (phis_to_revisit): New variable.
25042 (extract_component): Add phiarg_p argument. Assert that returned
25043 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
25044 (update_phi_components): Partly rewrite to use loop over real/imag
25045 components instead of code duplication. If extract_component returns
25046 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
25047 create_tmp_reg into the PHI node instead, and mention the phi triplet
25048 in phis_to_revisit.
25049 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
25050 in phis_to_revisit at the end.
25052 2016-01-14 Richard Biener <rguenther@suse.de>
25054 PR tree-optimization/68060
25055 * tree-vect-loop.c (vect_is_simple_reduction): Check the
25056 outer loop reduction is only used in the inner loop before
25057 detecting a double reduction.
25059 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25062 * combine.c (expand_field_assignment): Punt if compute_mode is
25063 unsupported scalar mode.
25065 2016-01-14 Richard Biener <rguenther@suse.de>
25067 PR tree-optimization/66856
25068 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
25069 SLP node only if it built successfully.
25070 (vect_analyze_slp_instance): Adjust.
25072 2016-01-14 Jeff Law <law@redhat.com>
25074 PR tree-optimization/69270
25075 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
25076 (record_edge_info): Use it. Convert boolean_{true,false}_node
25077 to the type of op0.
25079 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
25082 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
25083 use block_ultimate_origin
25084 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
25086 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25088 * doc/invoke.texi (Submodel Options): Rename section to
25089 "Machine-Dependent Options" to better reflect its content.
25090 Rewrite introductory text to remove archaic CPU names.
25093 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25095 * doc/invoke.texi (Code Gen Options): Move section up in file,
25096 before target-specific options. Update menu and option summary
25097 to reflect the new section ordering.
25099 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25101 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
25102 (C++ Dialect Options): Add cross-reference to -std option.
25103 * doc/standards.texi (C++ Language): Document C++14 support.
25105 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
25107 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
25108 for pack/unpack functions for __ibm128.
25109 (PACK_IF): Likewise.
25110 (UNPACK_IF): Likewise.
25112 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
25113 support for __ibm128 pack/unpack functions.
25114 (rs6000_invalid_builtin): Likewise.
25115 (rs6000_init_builtins): Likewise.
25116 (rs6000_opt_masks): Likewise.
25118 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
25119 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
25121 (RS6000_BTM_COMMON): Likewise.
25123 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
25124 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
25125 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
25126 128-bit floating point. Add support for the double values to be
25127 in Altivec registers for TF/IF packing and unpacking, but restrict
25128 TD packing sub-fields to be FPR registers. Don't allow overlapped
25129 register support for packing. Allow pack inputs to be memory
25130 locations. Don't build generator functions for unpack<mode>_dm
25131 and unpack<mode>_nodm.
25132 (unpack<mode>_dm): Likewise.
25133 (unpack<mode>_nodm): Likewise.
25134 (pack<mode>): Likewise.
25136 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
25137 built-in functions to pack/unpack explicit __ibm128 values.
25138 (__builtin_unpack_ibm128): Likewise.
25140 * doc/extend.texi (PowerPC Built-in Functions): Document
25141 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
25143 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
25146 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
25147 Add new arg loc and pass it down as context.
25148 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
25149 to the location to use for the warning.
25150 (check_function_arguments): New arg loc. All callers changed. Pass
25151 it to check_function_nonnull.
25152 * c-common.h (check_function_arguments): Adjust declaration.
25154 2016-01-13 Jakub Jelinek <jakub@redhat.com>
25156 PR tree-optimization/69156
25157 * gimple.c (validate_type): Removed.
25158 (gimple_builtin_call_types_compatible_p): Use
25159 useless_type_conversion_p instead of validate_type.
25160 * value-prof.c (gimple_stringop_fixed_value): Fold
25161 icall_size to correct type.
25163 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25165 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
25168 2016-01-13 Richard Henderson <rth@redhat.com>
25171 * target.def (builtin_tm_load, builtin_tm_store): Remove.
25172 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
25173 (ix86_builtin_tm_store): Remove.
25174 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25175 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25176 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25177 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25178 * doc/tm.texi: Rebuild.
25180 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
25181 (BUILT_IN_TM_MEMCPY_RTWN): New.
25182 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
25183 fallback from vector to integer helpers.
25184 (build_tm_load): Handle vector types directly, instead of
25186 (build_tm_store): Likewise.
25187 (expand_assign_tm): Prepare for register types not handled by
25188 the above. Copy them to memory and use memcpy.
25189 * tree.c (tm_define_builtin): New.
25190 (find_tm_vector_type): New.
25191 (build_tm_vector_builtins): New.
25192 (build_common_builtin_nodes): Call it.
25194 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
25196 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
25197 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
25199 2016-01-13 Tom de Vries <tom@codesourcery.com>
25201 PR tree-optimization/69169
25202 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
25203 handled_struct_type param.
25204 (create_variable_info_for, intra_create_variable_infos): Call
25205 create_variable_info_for_1 with extra arg.
25207 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
25209 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
25210 and "armv8.1-a+crc" entries.
25212 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
25215 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
25216 Change first operand predicate from register_or_constm1_operand
25217 to register_operand.
25218 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
25219 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
25220 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
25221 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
25222 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
25223 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
25224 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
25225 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
25226 comparison with constm1_rtx from vec_prefetch_gen part.
25228 2016-01-13 Richard Biener <rguenther@suse.de>
25230 PR tree-optimization/69013
25231 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
25232 Exchange assert for a test.
25234 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25237 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
25239 2016-01-13 Richard Biener <rguenther@suse.de>
25241 PR tree-optimization/69242
25242 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
25243 assert with a check.
25245 2016-01-13 Richard Biener <rguenther@suse.de>
25247 PR tree-optimization/69186
25248 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
25249 Properly guard vect_update_misalignment_for_peel call.
25251 2016-01-12 Jeff Law <law@redhat.com>
25253 PR tree-optimization/pr67755
25254 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
25255 "need_profile_correction".
25256 (thread_block_1): Initialize new field to false by default. If we
25257 have multiple thread paths through a common joiner to different
25258 final targets, then set new field to true.
25259 (compute_path_counts): Only do count adjustment when it's really
25262 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25264 * doc/invoke.texi (Spec Files): Move section down in file, past
25265 all command-line option descriptions.
25267 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25269 PR middle-end/54809
25270 * doc/gty.texi: Remove documentation of mark_hook.
25271 * gengtype.c (struct write_types_data): Remove code to support
25272 mark_hook attribute.
25273 (walk_type): Likewise.
25274 (write_func_for_structure): Likewise.
25276 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25278 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
25279 Directory Options, and -specs= to Overall Options.
25280 (Overall Options): Adjust similarly. Reorder to group related
25281 options together. Make -specs= cross-reference the spec file details.
25282 (Directory Options): Adjust similarly.
25284 2016-01-12 Jeff Law <law@redhat.com>
25286 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
25288 2016-01-12 Olivier Hainque <hainque@adacore.com>
25290 * gcc.c (spec_undefvar_allowed): New global.
25291 (process_command): Set to true when running for --version or --help,
25293 (getenv_spec_function): When the variable is not defined, use the
25294 variable name as the variable value if we're allowed not to issue
25297 2016-01-12 Bin Cheng <bin.cheng@arm.com>
25299 PR tree-optimization/68911
25300 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
25301 information computed for expression "init + nit * step".
25303 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25305 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
25306 about name of GCC executable. Remove deleted node from menu.
25307 (Directory Options) <-B>: Remove cross-reference to deleted node.
25308 (Target Options): Delete section.
25310 2016-01-12 Christian Bruel <christian.bruel@st.com>
25313 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
25314 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
25316 2016-01-12 Jakub Jelinek <jakub@redhat.com>
25319 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
25320 aligned_mem is properly set for AVX512-VL floating point masked
25324 * ifcvt.c (cond_exec_process_if_block): When removing the last
25325 insn from then_bb, remove also any possible barriers that follow it.
25327 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
25331 * config/i386/iamcu.h (SIZE_TYPE): New macro.
25332 (PTRDIFF_TYPE): Likewise.
25333 (WCHAR_TYPE): Likewise.
25334 (WCHAR_TYPE_SIZE): Likewise.
25335 (STDINT_LONG32): Likewise.
25337 2016-01-12 Richard Biener <rguenther@suse.de>
25339 PR tree-optimization/69053
25340 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
25341 convert initial value for cond reductions.
25343 2016-01-12 Richard Biener <rguenther@suse.de>
25345 PR tree-optimization/69007
25346 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
25347 widen_sum after dot_prod and sad.
25349 2016-01-12 Richard Biener <rguenther@suse.de>
25351 PR tree-optimization/69168
25352 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
25353 pattern stmt SLP type.
25354 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
25355 end up unused so cope with that case.
25357 2016-01-12 Richard Biener <rguenther@suse.de>
25359 PR tree-optimization/69157
25360 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
25361 stmts def type only during analyze phase.
25362 (vectorizable_call): Likewise.
25363 (vectorizable_simd_clone_call): Likewise.
25364 (vectorizable_conversion): Likewise.
25365 (vectorizable_assignment): Likewise.
25366 (vectorizable_shift): Likewise.
25367 (vectorizable_operation): Likewise.
25368 (vectorizable_store): Likewise.
25369 (vectorizable_load): Likewise.
25371 2016-01-12 Richard Biener <rguenther@suse.de>
25373 PR tree-optimization/69174
25374 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
25376 (vectorizable_load): Properly compute the number of loads needed
25377 for permuted strided SLP loads and do not spuriously assign
25378 to SLP_TREE_VEC_STMTS.
25380 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
25382 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
25383 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
25384 (MD_EXEC_PREFIX): Remove.
25385 (MD_STARTFILE_PREFIX) Removee.
25386 (FILE_NAME_ABSOLUTE_P): Remove.
25387 (CPP_SPEC): Do not read macros from sys/version.h.
25388 (LINK_COMMAND_SPEC): Remove.
25389 (LOCAL_INCLUDE_DIR): Remove.
25390 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
25391 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
25392 (POST_LINK_SPEC): Define to invoke stubify after linker
25393 (LIBSTDCXX): Remove define
25394 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
25395 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
25396 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
25397 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
25398 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
25399 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
25400 (i386_djgpp_asm_named_section): Add propotype of new procedure
25402 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
25403 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
25404 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
25405 in config/i386/djgpp.h).
25406 (STANDARD_STARTFILE_PREFIX_2): Define identical to
25407 STANDARD_STARTFILE_PREFIX_1.
25408 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
25409 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
25410 installation errors.
25411 (MAX_OFILE_ALIGNMENT): Define to 128.
25412 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
25414 * config/i386/djgpp.c: New file. Add implementation of
25415 i386_djgpp_asm_named_section.
25417 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
25419 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
25420 Add rule for building djgpp.o.
25422 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25424 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
25425 (rtx_is_swappable_p): Reductions are swappable.
25426 (insn_is_swappable_p): V2DF reductions are swappable.
25428 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
25430 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
25431 reloads for other unsupported memory operands.
25433 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
25434 Jim Wilson <jim.wilson@linaro.org>
25437 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
25438 copy_to_mode_reg instead of force_reg.
25440 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25443 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
25444 TARGET_80387 is true.
25446 2016-01-11 Jakub Jelinek <jakub@redhat.com>
25449 * lra-eliminations.c (move_plus_up): Only move plus up
25450 if subreg of the constant can be simplified into constant
25451 and use the simplified subreg of the constant instead of
25452 the original constant.
25454 * fold-const.c (fold_convertible_p): Don't return true
25455 for conversion of VECTOR_TYPE to same sized integral type.
25456 (fold_convert_loc): Fix up formatting. Fold conversion of
25457 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
25458 instead of NOP_EXPR.
25460 PR tree-optimization/69214
25461 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
25462 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
25465 PR tree-optimization/69207
25466 * tree-vect-slp.c (vect_get_constant_vectors): For
25467 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
25468 fold_convertible_p to vector_type's element type, and always
25469 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
25471 2016-01-11 Richard Biener <rguenther@suse.de>
25473 PR tree-optimization/69173
25474 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
25475 fixup the cycle if all stmts are in a pattern.
25477 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
25479 PR middle-end/68999
25480 * alias.c (base_alias_check): Move check for addresses with
25481 alignment ANDs before the call for compare_base_decls.
25482 (memrefs_conflict_p): Return -1 for different decls
25483 that went through alignment adjustments.
25485 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25487 PR rtl-optimization/68796
25488 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
25489 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
25490 and QImode comparisons against zero with CC_NZmode.
25491 * config/aarch64/iterators.md (short_mask): New mode_attr.
25493 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25495 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
25496 (<avx512>_store<mode>_mask): Likewise.
25498 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
25499 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25501 PR rtl-optimization/68841
25502 * ifcvt.c (struct noce_if_info): Add orig_x field.
25503 (bbs_ok_for_cmove_arith): Add to_rename parameter.
25504 Don't record conflicts on to_rename if it's present.
25505 Allow memory destinations in sets.
25506 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
25507 blocks, passing orig_x to the checks.
25508 (noce_process_if_block): Set if_info->orig_x appropriately.
25510 2016-01-11 Tom de Vries <tom@codesourcery.com>
25512 PR tree-optimization/69069
25513 * tree-parloops.c (create_parallel_loop): Add missing phi args.
25515 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
25517 PR rtl-optimization/68920
25518 * config/i386/i386.c (ix86_option_override_internal): Restrict number
25519 of conditional moves for RTL if-conversion to 1 for
25520 TARGET_ONE_IF_CONV_INSN.
25521 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
25522 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
25523 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
25524 parameter to restirct number of conditional moves for
25526 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
25527 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
25530 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
25533 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
25534 onepart vars. Fix typo in comment. Fix reversed condition in
25536 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
25539 * var-tracking.c (dump_onepart_variable_differences): New.
25540 (dataflow_set_different): If a detailed dump is requested,
25541 delay early returns and dump differences between onepart
25542 variables present before and after, and added variables.
25544 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
25547 * expr.c (expand_expr_real_1): For boolean vector constants
25548 with a scalar mode use const_scalar_mask_from_tree.
25549 (const_scalar_mask_from_tree): New.
25550 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
25551 assigned to a mask type to handle constants.
25553 2016-01-11 Martin Jambor <mjambor@suse.cz>
25556 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
25557 useless parameters if we cannot change function signature.
25559 2016-01-11 Martin Jambor <mjambor@suse.cz>
25562 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
25565 2016-01-11 Tom de Vries <tom@codesourcery.com>
25567 PR tree-optimization/69109
25568 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
25571 2016-01-11 Tom de Vries <tom@codesourcery.com>
25573 PR tree-optimization/69108
25574 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
25575 res is not used in a phi.
25577 2016-01-11 Yury Gribov <y.gribov@samsung.com>
25580 * common.opt (frandom-seed): Fix parameter name.
25581 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
25583 2016-01-11 Tom de Vries <tom@codesourcery.com>
25585 PR tree-optimization/69058
25586 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
25589 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
25591 * config/arc/arc.opt (mdiv-rem): Add period to the end.
25592 (mcode-density): Likewise.
25594 2016-01-10 Tom de Vries <tom@codesourcery.com>
25596 PR tree-optimization/69062
25597 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
25598 (parallelize_loops): Don't paralelize loop that has phi with address
25601 2016-01-10 Tom de Vries <tom@codesourcery.com>
25603 PR tree-optimization/69039
25604 * tree-parloops.c (try_create_reduction_list): Only allow single exit
25607 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
25609 PR middle-end/68743
25610 * match.pd: Require target has function_c99_misc before doing
25611 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
25613 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
25615 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
25617 * configure: Regenerate.
25619 2016-01-09 Jakub Jelinek <jakub@redhat.com>
25621 PR middle-end/50865
25622 PR tree-optimization/69097
25623 * fold-const.h (expr_not_equal_to): New prototype.
25624 * fold-const.c: Include stringpool.h and tree-ssanames.h.
25625 (expr_not_equal_to): New function.
25626 * match.pd (X % -Y is the same as X % Y): Don't optimize
25627 unless X is known not to be equal to minimum or Y is known
25628 not to be equal to -1.
25629 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
25630 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
25631 (simplify_stmt_using_ranges): Adjust caller.
25632 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
25633 substitute_and_fold.
25635 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
25637 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
25640 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25642 PR tree-optimization/69167
25643 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
25644 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
25646 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
25648 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
25649 Richard Biener <rguenther@suse.de>
25651 PR tree-optimization/68707
25652 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
25653 instances that can be handled via vect_load_lanes.
25655 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
25657 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
25658 if we can't determine address equivalence.
25659 * alias.c (compare_base_decl): Update for changed return value of
25660 symtab_node::equal_address_to.
25662 2016-01-08 Jason Merrill <jason@redhat.com>
25666 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
25667 * expr.c (store_field): Not here.
25668 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
25669 call with TREE_ADDRESSABLE type.
25670 * tree-cfg.c (verify_gimple_call): Adjust.
25672 2016-01-08 Olivier Hainque <hainque@adacore.com>
25674 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
25677 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
25679 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
25680 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
25681 (reduc_smin_v2sf): Rename to...
25682 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
25683 (reduc_splus_v2sf): Rename to...
25684 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
25686 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25688 PR tree-optimization/69162
25689 * gimplify.c (gimplify_va_arg_expr): Encode original type of
25690 valist argument in another argument.
25691 (gimplify_modify_expr): Adjust for the above change. Cleanup.
25692 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
25693 to determine the va_list type, build a MEM_REF instead of
25694 build_fold_indirect_ref.
25696 PR tree-optimization/69172
25697 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
25700 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
25702 PR tree-optimization/67781
25703 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
25704 and cmpnop in two steps: first the ones not accessed in original
25705 gimple expression in a endian independent way and then the ones not
25706 accessed in the final result in an endian-specific way.
25708 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25710 PR tree-optimization/69083
25711 * tree-vect-slp.c (vect_get_constant_vectors): For
25712 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
25713 element type. If op is fold_convertible_p to vector_type's element
25714 type, use NOP_EXPR instead of VCE.
25716 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
25718 PR rtl-optimization/67778
25719 PR rtl-optimization/68634
25720 PR rtl-optimization/68909
25721 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
25722 block from the stack until done with it. Remove a superfluous
25723 bitmap set. Remove a superfluous bitmap test.
25725 2016-01-07 Martin Sebor <msebor@redhat.com>
25728 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
25729 constraint on the type of arguments.
25731 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
25733 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
25734 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
25735 unaligned_access on the gcc_options set.
25736 * config/arm/arm.c (arm_option_override_internal): Use
25737 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
25739 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
25742 * config/i386/i386.c (ix86_frame_pointer_required): Enable
25743 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
25745 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
25748 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25751 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25752 depending on frame_pointer_needed before remaining integer and SSE
25753 registers are saved.
25755 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
25758 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
25760 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
25763 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
25764 Use the "xBm" constraint.
25765 (float<sseintvecmodelower><mode>2<mask_name><round_name):
25767 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
25768 (sse_cvtsi2ssq<round_name>): Likewise.
25769 (sse_cvtss2si<round_name>): Likewise.
25770 (sse_cvtss2siq<round_name>): Likewise.
25771 (sse2_cvtsi2sdq<round_name>): Likewise.
25772 (sse2_cvtsd2si<round_name>): Likewise.
25773 (sse2_cvtsd2siq<round_name>): Likewise.
25774 * config/i386/subst.md (round_nimm_scalar_predicate): New
25777 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
25779 PR middle-end/67639
25780 * varasm.c (make_decl_rtl): Mark invalid register vars as
25783 PR rtl-optimization/66206
25784 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
25785 All callers changed.
25787 2016-01-07 Jakub Jelinek <jakub@redhat.com>
25789 PR tree-optimization/69141
25790 * tree-ssa-pre.c: Include langhooks.h.
25791 (eliminate_dom_walker::before_dom_children): Use
25792 lang_hooks.decl_printable_name instead of
25793 cgraph_node::get ()->name ().
25795 PR middle-end/68960
25796 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
25797 it and DECL_ALIGN too.
25799 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
25801 * config/mips/mips-ftypes.def: Sort to lexicographical order.
25803 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25806 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25807 depending on frame_pointer_needed before remaining integer and SSE
25808 registers are saved.
25810 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25812 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
25813 mode iterator with VSX_M2.
25814 (*p9_vecstore_<mode>): Likewise.
25815 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
25816 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
25817 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
25818 (define_split for VSX_LE128 stores): Likewise.
25819 (define_peephole2 for TImode LE swaps): Likewise.
25820 (define_split for VSX_LE128 post-reload stores): Likewise.
25822 2016-01-06 Marek Polacek <polacek@redhat.com>
25825 * convert.c (convert_to_integer_1): Adjust call to
25826 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
25827 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
25828 EXPR instead of ARG.
25829 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
25831 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25834 * doc/extend.texi (RL78 Variable Attributes): New section.
25836 2016-01-05 Marek Polacek <polacek@redhat.com>
25839 * builtins.c (get_memmodel): Use expansion point location rather than
25840 the input location. Call warning_at rather than warning.
25841 (expand_builtin_atomic_compare_exchange): Likewise.
25842 (expand_builtin_atomic_load): Likewise.
25843 (expand_builtin_atomic_store): Likewise.
25844 (expand_builtin_atomic_clear): Likewise.
25846 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25849 * config/i386/i386.c (ix86_expand_vector_logical_operator):
25850 Replace nonimmediate_operand with vector_operand.
25851 * config/i386/predicates.md (vector_operand): New predicate.
25852 (general_vector_operand): Replace nonimmediate_operand with
25854 * config/i386/sse.md: Replace nonimmediate_operand with
25855 vector_operand and m constraint with Bm constraint on SSE
25856 patterns with 16-byte memory operand.
25857 * config/i386/subst.md (round_nimm_predicate): Replace
25858 nonimmediate_operand with vector_operand.
25859 (round_saeonly_nimm_predicate): Likewise.
25860 (round_saeonly_nimm_scalar_predicate): New.
25862 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25865 * config/i386/constraints.md (Bm): New constraint.
25866 * config/i386/predicates.md (vector_memory_operand): New
25868 * config/i386/sse.md: Replace xm with xBm in plusminus and
25869 any_logic patterns.
25871 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25874 * doc/extend.texi (V850 Function Attributes): New section.
25875 (V850 Variable Attributes): New section.
25877 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25880 * doc/extend.texi (MicroBlaze Function Attributes): Document
25881 interrupt_handler and fast_interrupt attributes.
25883 2016-01-05 Sergei Trofimovich <siarheit@google.com>
25886 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
25887 for local symbolic operands.
25888 * config/ia64/predicates.md (local_symbolic_operand64): New
25891 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25893 PR rtl-optimization/68651
25894 * combine.c (combine_simplify_rtx): Canonicalize x + x into
25897 2016-01-05 Nathan Sidwell <nathan@acm.org>
25899 * alias.c (compare_base_decls): Use symtab_node::get.
25901 2016-01-05 Nick Clifton <nickc@redhat.com>
25904 * ira-costs.c (copy_cost): Initialise the t_icode field of the
25905 secondary_reload_info structure.
25908 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
25909 decls if weak support is available.
25911 2016-01-04 Martin Sebor <msebor@redhat.com>
25913 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
25915 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
25917 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
25918 OPTION_MASK_P9_DFORM.
25920 * config/rs6000/constraints.md (wo constraint): New constraint for
25923 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
25925 (rs6000_init_hard_regno_mode_ok): Likewise.
25927 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
25930 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
25931 expanders not to have constraints. Add support for ISA 3.0 xxperm
25932 instruction. Add support for fusing xxlor with xxperm.
25933 (altivec_vperm_<mode>_internal): Likewise.
25934 (altivec_vperm_v8hiv16qi): Likewise.
25935 (altivec_vperm_<mode>v16q): Likewise.
25936 (altivec_vperm_<mode>_uns): Likewise.
25937 (vperm_v8hiv4si): Likewise.
25938 (vperm_v16qiv8hi): Likewise.
25940 * doc/md.texi (RS/6000 constraints): Document wo constraint.
25942 2016-01-04 Jakub Jelinek <jakub@redhat.com>
25944 Update copyright years.
25946 * gcc.c (process_command): Update copyright notice dates.
25947 * gcov-dump.c (print_version): Ditto.
25948 * gcov.c (print_version): Ditto.
25949 * gcov-tool.c (print_version): Ditto.
25950 * gengtype.c (create_file): Ditto.
25951 * doc/cpp.texi: Bump @copying's copyright year.
25952 * doc/cppinternals.texi: Ditto.
25953 * doc/gcc.texi: Ditto.
25954 * doc/gccint.texi: Ditto.
25955 * doc/gcov.texi: Ditto.
25956 * doc/install.texi: Ditto.
25957 * doc/invoke.texi: Ditto.
25959 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25961 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
25962 modes larger than TImode as TImode if NEON is not enabled.
25964 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25967 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
25968 mode for %f0-%f31 only if TARGET_FPU.
25970 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25973 * config/sparc/sparc.c (scan_record_type): Take into account subfields
25974 to compute the PACKED_P predicate.
25975 (function_arg_record_value): Minor tweaks.
25977 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25979 * doc/install.texi (--with-multilib-list): Describe the meaning of the
25980 option for arm*-*-* targets.
25982 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
25984 * doc/extend.texi (Common Function Attributes): Move docs for
25985 MSP430-specific attributes to....
25986 (MSP430 Function Attributes): ...here. Delete the redundant
25987 entries and copy-edit the remaining text.
25988 (MSP430 Variable Attributes): Use uniform format for index
25989 entries and add a cross-reference to the corresponding function
25992 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
25994 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
25996 (x86 Options): Likewise.
25998 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26002 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
26003 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
26004 to corresponding attribute.
26006 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26008 * doc/extend.texi (Common Function Attributes) <noplt>: Move
26009 to correct alphabetization of table. Copy-edit and correct
26011 <stack_protect>: Likewise.
26012 <target_clones>: Likewise.
26014 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
26015 Correct punctuation.
26016 (Code Gen Options) <-fno-plt>: Copy-edit.
26018 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
26021 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
26022 SI values. Explicitly convert SI to DI and vice-versa.
26024 2016-01-01 Jakub Jelinek <jakub@redhat.com>
26026 PR tree-optimization/69070
26027 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
26028 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
26031 * ubsan.c (ubsan_instrument_float_cast): Call
26032 initialize_sanitizer_builtins.
26035 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
26037 Copyright (C) 2016 Free Software Foundation, Inc.
26039 Copying and distribution of this file, with or without modification,
26040 are permitted in any medium without royalty provided the copyright
26041 notice and this notice are preserved.